1 2008-12-04 Nick Clifton <nickc@redhat.com>
3 * config/stormy16/stormy16.md: Remove extraneous spaces and
5 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
8 2008-12-04 Jakub Jelinek <jakub@redhat.com>
11 * fold-const.c (fold_checksum_tree): Allow modification of
14 2008-12-03 Jakub Jelinek <jakub@redhat.com>
17 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
18 have the right number of arguments.
20 2008-12-03 Richard Guenther <rguenther@suse.de>
23 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
26 2008-12-03 Tomas Bily <tbily@suse.cz>
29 * tree-loop-distribution.c (build_size_arg): New function.
30 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
31 Reorganized generating of stmts.
32 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
33 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
34 Indicate if analysis succeed.
35 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
36 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
37 Uses new definition of dr_analyze_innermost.
39 2008-12-03 Ben Elliston <bje@au.ibm.com>
41 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
43 2008-12-03 Jakub Jelinek <jakub@redhat.com>
45 PR tree-optimization/37716
46 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
47 all the needed operations as trees and gimplify_assign it to dst.
50 * configure.ac (gcc_cv_readelf): Look for readelf.
51 (gcc_cv_as_cfi_advance_working): Check for working
52 cfi advances with code alignment factor > 1.
53 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
55 * configure: Regenerated.
57 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
58 Jakub Jelinek <jakub@redhat.com>
59 Andrew Pinski <andrew_pinski@playstation.sony.com>
61 PR rtl-optimization/38281
62 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
63 set it to NULL_RTX afterwards.
65 * emit-rtl.c (set_insn_deleted): Fix formatting.
67 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
69 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
71 * config/mips/mips.md (IMOVE32): New mode iterator.
72 (movsi): Generalize with IMOVE32.
73 (*movsi_internal): Likewise.
74 (*mov<mode>_mips16): Likewise.
77 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
78 Maxim Kuvyrkov <maxim@codesourcery.com>
80 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
81 PC-relative addressing when compiling for uclinux PIC.
82 (__cmpdf_internal, __cmpsf_internal): Hide.
83 (__cmpdf, __cmpsf): Use PIC call sequence.
85 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
86 Jack Howarth <howarth@bromo.med.uc.edu>
88 * config/i386/t-darwin64: Add m32 multilib support.
90 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
92 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
94 2008-12-02 Jakub Jelinek <jakub@redhat.com>
97 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
98 before using it in POINTER_PLUS_EXPR.
100 2008-12-02 Richard Guenther <rguenther@suse.de>
102 PR tree-optimization/38359
103 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
106 2008-12-02 Martin Jambor <mjambor@suse.cz>
109 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
111 (forward_propagate_addr_into_variable_array_index): Check that the
112 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
113 than the gimple code directly.
115 2008-12-02 Ben Elliston <bje@au.ibm.com>
117 * config/spu/float_disf.c (__floatdisf): Prototype.
118 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
119 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
120 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
122 2008-12-02 DJ Delorie <dj@redhat.com>
124 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
125 (DWARF_CIE_DATA_ALIGNMENT): Define.
127 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
128 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
129 (xstormy16_expand_prologue): Likewise.
130 (xstormy16_expand_builtin_va_start): Likewise.
131 (xstormy16_gimplify_va_arg_expr): Likewise.
133 2008-12-02 Jakub Jelinek <jakub@redhat.com>
136 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
137 potentially returned from folding memcpy.
138 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
139 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
141 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
144 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
145 decoration of function RTL names here on Ada language.
147 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
149 PR rtl-optimization/38280
150 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
151 ira_rebuild_regno_allocno_list): New functions.
152 (regno_allocnos): New static variable.
153 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
154 Call ira_rebuild_regno_allocno_list.
156 2008-12-01 David Daney <ddaney@caviumnetworks.com>
157 Adam Nemet <anemet@caviumnetworks.com>
159 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
160 LINUX_DRIVER_SELF_SPECS.
162 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
164 PR rtl-optimization/37514
165 * reload1.c (reload_as_needed): Invalidate reg_last_reload
168 2008-12-01 Jakub Jelinek <jakub@redhat.com>
171 * c-omp.c (c_finish_omp_for): Only transform pointer
172 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
174 PR rtl-optimization/38245
175 * tree-vrp.c (abs_extent_range): New function.
176 (extract_range_from_binary_expr): Compute range
177 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
178 or includes zero or if vr1 is VR_RANGE and op0 has some
181 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
184 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
185 case by calculating ~(new_reg & val) instead of (~new_reg & val).
186 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
187 to (not:I48MODE (and:I48MODE (...))).
188 (sync_old_nand<mode>): Ditto.
189 (sync_new_nand<mode>): Ditto.
191 2008-12-01 Nick Clifton <nickc@redhat.com>
193 * config/stormy16/stormy16.md (CARRY_REG): New constant.
194 Replace uses of the "y" register class with direct references to
195 the CARRY_REG register.
196 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
197 register with clobbers of the carry register.
198 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
199 (xstormy16_split_cbranch): Remove redundant carry parameter.
200 (xstormy16_expand_arith): Likewise.
201 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
202 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
203 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
204 (CARRY_REGNUM): Define.
205 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
207 (xstormy16_expand_arith): Likewise.
209 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
211 * config/score/score.h (IRA_COVER_CLASSES): Define.
213 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
216 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
217 (divsi3_sp32): Add new alternative with 'K' for operand #2.
218 (cmp_sdiv_cc_set): Factor common string.
219 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
221 (cmp_udiv_cc_set): Factor common string.
223 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
226 * varasm.c (emutls_finish): Fix common registration.
228 2008-11-29 Jakub Jelinek <jakub@redhat.com>
231 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
233 2008-11-29 David Edelsohn <edelsohn@gnu.org>
235 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
236 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
237 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
238 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
239 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
240 Ignore sub-word case for now.
241 (sync_nand<mode>_internal): Represent NAND in RTL.
242 (sync_old_nand<mode): Same.
243 (sync_old_name<mode>_internal): Same.
244 (sync_new_nand<mode>): Same.
245 (sync_new_nand<mode>_internal): Same.
246 (sync_boolcshort_internal): Expect NAND.
248 2008-11-28 Richard Guenther <rguenther@suse.de>
250 PR tree-optimization/37955
251 PR tree-optimization/37742
252 * tree-vect-transform.c (vectorizable_store): Remove assert for
254 (vectorizable_load): Likewise.
256 2008-11-27 Richard Guenther <rguenther@suse.de>
258 * tree-ssa-structalias.c (intra_create_variable_infos): Make
259 a constraint for the static chain parameter.
261 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
263 * config/bfin/bfin.opt (micplb): New option.
264 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
265 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
266 ENABLE_WA_INDIRECT_CALLS): New macros.
267 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
269 (indirect_call_p): New function.
270 (workaround_speculation): Handle anomaly 05-00-0426 when
271 ENABLE_WA_INDIRECT_CALLS is true.
272 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
273 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
274 * doc/invoke.texi (Blackfin Options): Document -micplb.
276 2008-11-26 DJ Delorie <dj@redhat.com>
278 * config/m32c/mov.md ("extendhipsi2"): New.
280 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
282 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
283 * config/m32c/mov.md (zero_extendqihi2): Likewise.
285 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
287 * config/mips/mips.md (clear_hazard): Rename to
288 clear_hazard_<mode>. Use mode-specific addition.
289 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
290 or gen_clear_hazard_di depending on the size of Pmode.
292 2008-11-26 DJ Delorie <dj@redhat.com>
294 * configure.ac: Test m32c-elf-gas for .loc.
295 * configure: Likewise.
297 2008-11-26 Janis Johnson <janis187@us.ibm.com>
300 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
303 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
305 * config/i386/sync.md (memory_barrier_nosse): Disable also for
306 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
307 (memory_barrier): Do not generate memory_barrier_nosse instruction
309 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
311 2008-11-26 Fredrik Unger <fred@tree.se>
313 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
314 function name from __floatundisf.
315 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
318 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
319 Richard Guenther <rguenther@suse.de>
321 PR tree-optimization/37869
322 * tree-ssa-structalias.c (struct constraint_graph): Remove
323 pt_used and number_incoming members.
324 (build_pred_graph): Do not allocate them.
325 (condense_visit): Do not use them.
326 (label_visit): Likewise.
327 (free_var_substitution_info): Do not free them.
329 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
331 * doc/invoke.texi (ira-max-loops-num): Change semantics.
333 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
335 * ira-color.c (allocno_spill_priority): New function.
336 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
337 Print more info about the spilled allocno.
338 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
341 * ira-build.c (loop_node_to_be_removed_p): Remove.
342 (loop_compare_func, mark_loops_for_removal): New functions.
343 (remove_uneccesary_loop_nodes_from_loop_t): Use member
345 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
347 * ira.c (ira): Don't change flag_ira_algorithm.
349 * params.def (ira-max-loops-num): Change the value.
351 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
353 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
354 Disable unsupported alternative for ColdFire,
355 add new alternative that ColdFire can handle.
357 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
359 * regrename.c (merge_overlapping_regs): Add registers artificially
360 defined at the top of the basic block to the set of live ones just
361 before the first insn.
363 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
364 Joey Ye <joey.ye@intel.com>
367 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
368 false if we need to align the outgoing stack.
369 (ix86_update_stack_boundary): Check parm_stack_boundary.
371 2008-11-25 Richard Guenther <rguenther@suse.de>
375 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
376 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
377 in favor of dereferenced_ptrs.
378 (init_alias_info): Adjust.
379 (delete_alias_info): Likewise.
380 (compute_flow_insensitive_aliasing): Properly
381 include all aliased variables.
382 (update_alias_info_1): Use dereferenced_ptrs.
383 (setup_pointers_and_addressables): Likewise.
384 (get_smt_for): Honor ref-all pointers and pointers with known alias
386 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
388 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
391 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
392 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
394 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
396 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
398 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
400 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
402 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
405 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
406 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
408 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
410 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
411 UNSPECV_CMPXCHG_[12].
412 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
413 UNSPECV_CMPXCHG_[12].
416 * config/i386/sync.md (memory_barrier): New expander.
418 2008-11-24 Jakub Jelinek <jakub@redhat.com>
421 * dse.c (find_shift_sequence): Optimize extraction from a constant.
423 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
425 * pa.c (function_arg): Revert 2008-10-26 change.
427 2008-11-23 Helge Deller <deller@gmx.de>
429 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
430 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
431 succeeded and lws_ret is not equal to oldval.
433 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
435 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
437 2008-11-22 Andreas Schwab <schwab@suse.de>
439 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
442 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
444 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
445 Use constant 1 as the operand.
446 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
447 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
448 gen_rdhwr_synci_step_di depending on the size of Pmode.
450 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
453 * config/i386/i386.md (SWI248): New mode iterator.
454 (SWI32): Remove mode iterator.
455 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
456 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
457 iterator. Generate popcnt mnemonic without mode extensions
458 for Darwin x86 targets.
459 (*popcount<mode>2_cmp): Ditto.
460 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
461 extensions for Darwin x86 targets.
463 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
465 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
466 only if HAVE_AS_SPARC_UA_PCREL is defined.
468 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
470 * ira-costs.c (find_allocno_class_costs): Work out the maximum
471 allocno_costs value of the classees with the lowest total_costs
472 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
473 (setup_allocno_cover_class_and_costs): ...rather than here.
474 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
477 2008-11-22 Jakub Jelinek <jakub@redhat.com>
480 * builtins.c (expand_builtin_apply_args): Emit sequence before
481 parm_birth_insn instead of after entry_of_function's first insn.
484 * function.c (assign_parm_remove_parallels): Pass
485 data->passed_type as third argument to emit_group_store.
488 * final.c (mark_symbol_refs_as_used): New function.
489 * output.h (mark_symbol_refs_as_used): New prototype.
490 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
491 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
492 * config/arm/arm.md (consttable_4): Likewise.
495 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
497 2008-11-21 Jakub Jelinek <jakub@redhat.com>
500 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
501 propagate x = &a into *x = b if conversion from b to a's type is
504 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
506 * caller-save.c (insert_one_insn): Take into account REG_INC notes
507 for the liveness computation of the new insn.
509 2008-11-21 DJ Delorie <dj@redhat.com>
511 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
512 Moves to/from below100 space (W) can only use r0-r7.
514 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
517 * doc/invoke.texi (Optimization Options): Fix typo.
519 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
520 Xuepeng Guo <xuepeng.guo@intel.com>
522 * config.gcc (extra_headers): For x86 and x86-64, remove
523 gmmintrin.h, add immintrin.h and avxintrin.h.
525 * config/i386/gmmintrin.h: Renamed to ...
526 * config/i386/avxintrin.h: This. Issue an error if
527 _IMMINTRIN_H_INCLUDED is undedined.
529 * config/i386/immintrin.h: New.
531 2008-11-21 Jakub Jelinek <jakub@redhat.com>
534 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
535 mode of PLUS, not mode of the eliminated register.
537 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
539 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
540 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
541 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
542 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
543 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
544 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
545 (*nand<mode>3): Rename to *andnot<mode>3.
546 (*nandtf3): rename to *andnottf3.
547 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
548 Use CODE_FOR_mmx_andnotv2si3.
549 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
550 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
551 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
552 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
553 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
555 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
558 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
559 case by calculating ~(new_reg & val) instead of (~new_reg & val).
560 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
561 to (not:IMODE (and:IMODE (...))).
562 (sync_old_nand<mode>): Ditto.
563 (sync_new_nand<mode>): Ditto.
565 2008-11-20 Joseph Myers <joseph@codesourcery.com>
567 * config/arm/thumb2.md (thumb2_casesi_internal,
568 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
570 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
572 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
573 nand to the changed 4.4 semantic.
575 2008-11-20 Jakub Jelinek <jakub@redhat.com>
578 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
579 (fold_builtin_memory_op): Handle even the case where just one
580 of src and dest is an address of a var decl component, using
581 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
582 and readonly_data_expr src check.
583 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
586 PR rtl-optimization/36998
587 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
588 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
589 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
590 stack_adjust_offset callers.
591 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
593 (compute_barrier_args_size): Handle insns in annulled branches
596 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
599 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
600 Handle cases when integer argument crosses argument register boundary.
602 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
605 * config.gcc (i[34567]86-*-solaris2*): Don't include
606 i386/t-crtstuff here.
607 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
608 * config/i386/t-sol2: Move to libgcc/config/i386.
610 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
613 * tlink.c: Include "libiberty.h".
614 (initial_cwd): Change type into char *.
615 (tlink_init): Call getpwd instead of getcwd.
617 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
619 PR rtl-optimization/32283
620 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
621 of the induction variable to decide whether it may wrap.
622 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
623 initialization of the bound before the loop.
624 * simplify-rtx.c (simplify_binary_operation_1): Add two
625 simplifications regarding AND.
626 (simplify_plus_minus): Only fail if no simplification is possible.
627 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
629 2008-11-20 Jakub Jelinek <jakub@redhat.com>
632 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
633 checking until GIMPLE lowering.
634 * gimple-low.c (check_call_args): New function.
635 (lower_stmt) <case GIMPLE_CALL>: Call it.
637 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
639 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
640 with the same type as the first operand of the AND expression.
642 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
645 * ira-int.h (struct ira_loop_tree_node): New member
646 entered_from_non_parent_p.
648 * ira-color.c (print_loop_title): Print loop bbs.
650 * ira-emit.c (entered_from_non_parent_p,
651 setup_entered_from_non_parent_p): New functions.
652 (not_modified_p): Rename to store_can_be_removed_p. Check there
654 (generate_edge_moves): Use store_can_be_removed_p instead of
656 (ira_emit): Call setup_entered_from_non_parent_p.
658 * ira-build.c (copy_info_to_removed_store_destinations):
659 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
660 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
661 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
662 update all accumulated attributes.
664 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
667 * ira-int.h (ira_copy_allocno_live_range_list,
668 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
669 ira_finish_allocno_live_range_list): New prototypes.
670 (ira_allocno_live_ranges_intersect_p,
671 ira_pseudo_live_ranges_intersect_p): Remove.
673 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
674 ira_pseudo_live_ranges_intersect_p): Rename to
675 allocnos_have_intersected_live_ranges_p and
676 pseudos_have_intersected_live_ranges_p. Move them from here to ...
678 * ira-color.c: ... here
679 (coalesced_allocno_conflict_p): Use
680 allocnos_have_intersected_live_ranges_p.
681 (coalesced_allocnos_living_at_program_points,
682 coalesced_allocnos_live_at_points_p,
683 set_coalesced_allocnos_live_points): Remove.
684 (slot_coalesced_allocnos_live_ranges,
685 slot_coalesced_allocno_live_ranges_intersect_p,
686 setup_slot_coalesced_allocno_live_ranges): New.
687 (coalesce_spill_slots): Use ranges of coalesced allocnos.
688 (ira_sort_regnos_for_alter_reg): Use
689 allocnos_have_intersected_live_ranges_p.
690 (ira_reuse_stack_slot): Use
691 pseudos_have_intersected_live_ranges_p.
693 * global.c (pseudo_for_reload_consideration_p): Check
694 flag_ira_share_spill_slots too.
696 * ira-build.c (copy_allocno_live_range_list): Rename to
697 ira_copy_allocno_live_range_list. Make it external.
698 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
700 (ira_allocno_live_ranges_intersect_p): New.
701 (ira_finish_allocno_live_range_list): New.
702 (finish_allocno): Use it.
703 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
704 (copy_info_to_removed_store_destinations): Ditto. Use
705 ira_copy_allocno_live_range_list.
706 (ira_flattening): Use ira_merge_allocno_live_ranges.
708 * ira.c (too_high_register_pressure_p): New function.
709 (ira): Switch off sharing spill slots if the pressure is too high.
711 2008-11-19 Richard Guenther <rguenther@suse.de>
713 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
714 non-sizetype offsets if their precision matches that of the pointer.
715 * expr.c (expand_expr_real_1): Always sign-extend the offset
716 operand of a POINTER_PLUS_EXPR.
718 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
720 * config.gcc: Unobsolete mips-sgi-irix[56]*.
721 (mips-sgi-irix[56]*): No need to use fixproto.
723 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
724 Paul Brook <paul@codesourcery.com>
726 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
729 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
731 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
733 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
736 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
737 (separate_decls_in_region): Create shared struct even when there
740 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
742 * config/picochip/picochip.c (headers): Remove an unnecessary
745 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
748 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
749 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
751 * config/m68k/m68k.md: Adjust all conditional branches that use the
752 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
754 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
757 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
758 is a register or zero operand in the correct mode before generating
759 mtch1 insn or a register operand in the correct mode before generating
761 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
763 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
765 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
766 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
767 mipsisa*-*-elf*. Handle mipsisa64r2*.
768 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
769 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
771 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
772 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
774 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
775 Fix mips16 if mips64 or mips64r2 are multilib defaults.
776 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
779 2008-11-18 Jakub Jelinek <jakub@redhat.com>
782 * config/i386/i386.md (allocate_stack_worker_32,
783 allocate_stack_worker_64): Don't use match_dup between input and
785 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
786 * config/i386/i386.c (ix86_expand_prologue): Likewise.
788 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
790 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
791 is forced when trying to do a symbol link for it.
793 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
795 * expmed.c (extract_bit_field_1): Also use a temporary and
796 convert_extracted_bit_field when the conversion from ext_mode to
797 the target mode requires explicit truncation.
799 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
801 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
803 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
804 registers when not optimizing.
806 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
808 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
809 and its associated define_split. Expose the all-d alternative
810 to the register allocator, but mark it with "?". Mark the first
811 alternative with "*?*?".
812 (*mul_sub_si): Likewise.
813 (*mul_acc_si_r3900): New pattern.
815 2008-11-17 Jakub Jelinek <jakub@redhat.com>
818 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
819 propagating x = &a into *x = b, add a cast if not useless
820 type conversion or don't optimize if another stmt would be
823 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
826 * optabs.c (expand_sync_operation): Properly handle NAND case
827 by calculating ~(t1 & val) instead of (~t1 & val).
828 * builtins.c (expand_builtin_sync_operation): Warn for changed
829 semantics in NAND builtins.
830 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
832 * doc/invoke.texi (Warning options): Add Wsync-nand.
833 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
834 __sync_fetch_and_nand builtin operation in the example. Add a note
835 about changed semantics in GCC 4.4.
836 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
837 operation in the example. Add a note about changed semantics in
840 2008-11-16 Jan Hubicka <jh@suse.cz>
842 * cgraph.c (cgraph_function_body_availability): Fix test of externally
845 2008-11-16 Joshua Kinard <kumba@gentoo.org>
847 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
850 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
853 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
854 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
856 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
857 rather than call_really_used_regs when handling $gp.
859 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
862 * config/mips/mips.c (machine_function): Update the comment
863 above global_pointer.
864 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
865 that a function doesn't need a global pointer.
866 (mips_current_loadgp_style): Update accordingly.
867 (mips_restore_gp): Likewise.
868 (mips_output_cplocal): Likewise.
869 (mips_expand_prologue): Likewise.
871 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
873 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
874 parameter. Use DImode for computing the number of registers.
875 (function_arg): Adjust for above change.
876 (function_value): Likewise.
878 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
880 PR tree-optimization/37950
881 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
882 not computed for the current function.
884 2008-11-15 Jakub Jelinek <jakub@redhat.com>
887 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
888 gpr and other COMPONENT_REFs.
890 2008-11-15 Richard Guenther <rguenther@suse.de>
892 PR tree-optimization/38051
893 * tree-ssa-alias.c (update_alias_info_1): Manually find
896 2008-11-15 Joshua Kinard <kumba@gentoo.org>
898 * doc/invoke.texi (-mfix-r10000): Document.
899 * config/mips/mips.opt (mfix-r10000): New option.
900 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
901 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
902 (MIPS_COMPARE_AND_SWAP_12): Likewise.
903 (MIPS_SYNC_OP): Likewise.
904 (MIPS_SYNC_OP_12): Likewise.
905 (MIPS_SYNC_OLD_OP_12): Likewise.
906 (MIPS_SYNC_NEW_OP_12): Likewise.
907 (MIPS_SYNC_OLD_OP): Likewise.
908 (MIPS_SYNC_NAND): Likewise.
909 (MIPS_SYNC_OLD_NAND): Likewise.
910 (MIPS_SYNC_EXCHANGE): Likewise.
911 (MIPS_SYNC_EXCHANGE_12): Likewise.
912 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
914 (MIPS_SYNC_NEW_NAND): Likewise.
915 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
916 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
917 (mips_output_sync_loop): New function.
918 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
919 Make -mfix-r10000 require branch-likely instructions.
920 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
921 mips_output_sync_loop.
922 (compare_and_swap_12): Likewise.
923 (sync_add<mode>): Likewise.
924 (sync_<optab>_12): Likewise.
925 (sync_old_<optab>_12): Likewise.
926 (sync_new_<optab>_12): Likewise.
927 (sync_nand_12): Likewise.
928 (sync_old_nand_12): Likewise.
929 (sync_new_nand_12): Likewise.
930 (sync_sub<mode>): Likewise.
931 (sync_old_add<mode>): Likewise.
932 (sync_old_sub<mode>): Likewise.
933 (sync_new_add<mode>): Likewise.
934 (sync_new_sub<mode>): Likewise.
935 (sync_<optab><mode>): Likewise.
936 (sync_old_<optab><mode>): Likewise.
937 (sync_new_<optab><mode>): Likewise.
938 (sync_nand<mode>): Likewise.
939 (sync_old_nand<mode>): Likewise.
940 (sync_new_nand<mode>): Likewise.
941 (sync_lock_test_and_set<mode>): Likewise.
942 (test_and_set_12): Likewise.
944 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
946 * gcc.c (cc1_options): Fix comment.
948 2008-11-15 Jakub Jelinek <jakub@redhat.com>
951 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
952 argtype instead of result_type.
954 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
956 * ira-int.h (struct ira_loop_tree_node): Improve comments for
957 subloop_next/next and subloops/childen fields.
959 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
961 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
962 (STANDARD_INCLUDE_DIR): Redefine to "/include".
963 (LOCAL_INCLUDE_DIR): Undefine.
964 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
966 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
968 PR rtl-optimization/37397
969 * ira-int.h (struct ira_allocno): New member bad_spill_p.
970 (ALLOCNO_BAD_SPILL_P): New macro.
972 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
974 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
975 (create_cap_allocno, propagate_allocno_info,
976 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
977 (update_bad_spill_attribute): New function.
978 (ira_build): Call it.
980 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
982 2008-11-14 Jakub Jelinek <jakub@redhat.com>
984 PR tree-optimization/38104
985 * gimplify.c (gimple_regimplify_operands): Add referenced vars
986 before calling mark_symbols_for_renaming, not after it.
988 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
990 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
991 (OVERRIDE_OPTIONS): Likewise.
993 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
994 Andrew Stubbs <ams@codesourcery.com>
995 Gunnar Von Boehn <gunnar@genesi-usa.com>
998 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
999 the shorter LEA insn over ADD.L where possible.
1001 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1003 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1004 systems, which are assumend to always provide SSP-support in glibc.
1005 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1007 * configure: Regenerate.
1009 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1012 * function.c (gimplify_parameters): For callee copies parameters,
1013 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1015 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1018 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1019 x86 parts into the `i[34567]86-*-linux*' and parts that are
1020 independent of the processor architecture into the `*-*-linux*' cases.
1021 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1022 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1023 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1024 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1025 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1026 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1027 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1029 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1031 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1032 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1033 (ls2_idiv): Likewise idiv3.
1034 (ls2_prefetch): New reservation.
1035 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1036 * config/mips/mips.md (type): Add imul3nc and idiv3.
1037 (length): Handle idiv3.
1038 (any_mod): New code_iterator.
1039 (u): Handle MOD and UMOD.
1040 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1041 (prefetch): Handle TARGET_LOONGSON_2EF.
1043 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1046 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1047 (prune_unused_types_walk): Call it for non-perennial local classes.
1048 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1049 entry, just set it to 2 and recurse on children, don't walk attributes
1052 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1054 * c-common.c (warn_about_parentheses): Add missing whitespace
1057 2008-11-13 Paul Brook <paul@codesourcery.com>
1059 * doc/invoke.texi: Document --fix-cortex-m3.
1060 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1061 Cortex-M3 cpu is selected.
1062 (output_move_double): Avoid overlapping base register and first
1063 destination register when fix_cm3_ldrd.
1064 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1066 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1069 * gimple.h (gimple_range_check_failed): Remove prototype.
1070 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1072 (gimple_range_check_failed): Removed.
1074 2008-11-13 Andrew Haley <aph@redhat.com>
1077 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1080 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1084 2007-05-07 Mike Stump <mrs@apple.com>
1085 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1086 also checks for and while statements in C++.
1088 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1091 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1092 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1093 - which clones are reachable - as "abstract and needed".
1094 * cgraph.c (cgraph_release_function_body): If a node is
1095 "abstract and needed", do not release its DECL_INITIAL() content
1096 that will be needed to emit debug info.
1098 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1101 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1102 to set HAVE_GETIPINFO.
1103 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1104 * configure: Regenerate.
1105 * config.in: Regenerate.
1107 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1110 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1112 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1115 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1116 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1118 2008-11-12 Jason Merrill <jason@redhat.com>
1121 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1124 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1126 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1127 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1129 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1130 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1132 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1134 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1135 packed-stack special handling.
1136 (FRAME_ADDR_RTX): Add definition.
1138 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1141 * fold-const.c (native_encode_string): New function.
1142 (native_encode_expr): Use it for STRING_CST.
1144 2008-11-12 DJ Delorie <dj@redhat.com>
1146 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1147 insns if the intermediate value will be used later.
1149 2008-11-12 Andreas Schwab <schwab@suse.de>
1151 * config/m68k/m68k.c (print_operand): Mask off extra extension
1152 bits when writing out the representation of real values.
1154 2008-11-12 Ira Rosen <irar@il.ibm.com>
1156 PR tree-optimization/38079
1157 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1160 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1163 * c-pretty-print.c (pp_c_complex_expr): New function.
1164 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1167 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1168 than INNER and INNER is a constant, forcibly align INNER as much
1171 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1173 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1175 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1177 PR rtl-optimization/37363
1178 * simplify-rtx.c (simplify_plus_minus): Don't create
1179 (const (minus ...)) expresisons.
1181 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1183 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1186 2008-11-10 Catherine Moore <clm@codesourcery.com>
1188 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1190 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1191 (BASE_DRIVER_SELF_SPECS): Remove.
1192 (DRIVER_SELF_SPECS): New definition.
1193 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1194 BASE_DRIVER_SELF_SPECS.
1195 * config/mips/sde.h: Likewise.
1196 * config/mips/iris6.h: Likewise.
1197 * config/mips/vr.h: Likewise.
1198 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1200 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1202 PR rtl-optimizations/37948
1203 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1204 (ira_create_copy, ira_add_allocno_copy): New parameter.
1206 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1207 to ira_add_allocno_copy.
1208 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1209 parameter to process_regs_for_copy.
1210 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1211 Fix typo in passing second allocno to ira_add_allocno_copy.
1213 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1214 coalesced allocnos list.
1215 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1217 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1218 (add_ira_allocno_to_ordered_bucket): Rename to
1219 add_allocno_to_ordered_bucket.
1220 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1221 head of coalesced allocnos list.
1222 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1223 Check that it is aready calculated.
1224 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1225 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1227 (coalesce_allocnos): Do extended coalescing too.
1229 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1230 parameter to ira_add_allocno_copy.
1232 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1234 (print_copy): Print copy origination too.
1236 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1239 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1241 PR rtl-optimization/37514
1242 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1243 flag_ira_share_spill_slots to 2 if it's already non-zero.
1244 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1245 flag_ira_share_spill_slots is 2.
1247 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1249 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1250 (prologue_enter_32): Set FB to SP - 4.
1252 2008-11-10 DJ Delorie <dj@redhat.com>
1254 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1255 constraint for single-bit-clear in lower byte of HI constant, vs
1256 Imb which just ignores the upper byte.
1257 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1258 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1259 (iorhi3_16): Check for single bit set, not single bit clear.
1261 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1263 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1265 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1267 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1269 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1270 values living in memory and use more precise alignment information.
1272 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1275 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1276 after __mf_check call if the call must end a bb.
1278 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1282 * combine.c (force_to_mode): Do not process vector types.
1284 * rtlanal.c (nonzero_bits1): Do not process vector types.
1285 (num_sign_bit_copies1): Likewise.
1287 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1289 * config/i386/gnu.h: Add copyright and licensing header.
1290 * config/gnu.h: Likewise.
1292 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1294 * fwprop.c (fwprop_done): Call df_remove_problem.
1296 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1299 * tree-scalar-evolution.c (instantiate_scev_1): Return
1300 chrec_dont_know for VL_EXP_CLASS_P.
1302 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1304 * reg-stack.c (reg_to_stack): Add missing braces in memset
1307 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1309 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1310 (NO_PROFILE_COUNTERS): New define.
1312 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1315 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1317 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1320 * config/sparc/constraints.md (D): New.
1321 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1322 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1324 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1325 Use the 'D' constraint in addition to 'F' in some alternatives.
1326 (DF splitter): Generalize for V64mode.
1327 * doc/md.texi (SPARC): Document the 'D' constraint.
1329 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1331 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1333 2008-11-06 Ben Elliston <bje@au.ibm.com>
1335 * gcc.c: Remove ancient comment about a bug in Sun cc.
1337 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1339 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1341 2008-11-06 Ben Elliston <bje@au.ibm.com>
1343 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1345 2008-11-06 Ben Elliston <bje@au.ibm.com>
1347 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1350 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1353 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1356 2008-11-05 Martin Jambor <mjambor@suse.cz>
1359 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1360 pointer arithmetics into array_ref if the array is accessed
1361 through an indirect_ref.
1363 2008-11-05 Richard Guenther <rguenther@suse.de>
1366 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1367 qualified pointer conversion before stripping qualifiers.
1368 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1369 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1370 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1373 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1374 properly canonicalize binary ops.
1375 (forward_propagate_addr_expr_1): Use
1376 may_propagate_address_into_dereference.
1378 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1381 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1382 Initialize uninitialized input registers with a NaN.
1384 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1388 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1390 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1394 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1395 exits and conditions.
1396 * testsuite/gcc.dg/graphite/pr37943.c: New.
1398 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1399 Andrew Pinski <andrew_pinski@playstation.sony.com>
1402 * c-common.c (warn_for_sign_compare): For complex result_type
1403 use component's type.
1405 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1407 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1409 * print-tree.c (print_node): Don't print DECL_INITIAL
1413 * c-common.c (parse_optimize_options): Save and restore
1414 flag_strict_aliasing around decode_options call.
1416 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1418 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1419 (host_detect_local_cpu): Use it instead of casted strings to
1420 compare vendor signatures.
1422 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1425 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1426 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1428 2008-11-03 Catherine Moore <clm@codesourcery.com>
1430 * config/mips.c (mips_conditional_register_usage): Handle the
1431 DSP control register.
1432 * doc/extend.texi: Document the DSP control register.
1434 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1435 Jakub Jelinek <jakub@redhat.com>
1437 * omp-low.c (expand_omp_for_generic): If iter_type has different
1438 precision than type and type is a pointer type, cast n1 and n2
1439 first to an integer type with the same precision as pointers
1440 and only afterwards to iter_type.
1442 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1444 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1445 (UNSPEC_GOTSYM_OFF): New unspec.
1446 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1447 (pic_add_dot_plus_eight): Likewise.
1448 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1449 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1450 UNSPEC_PIC_BASE operands.
1451 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1452 (arm_output_addr_const_extra): Handle it.
1454 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1456 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1457 integer class to full integer class if the offset is not word-aligned.
1459 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1462 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1464 (doloop_optimize): Update call to doloop_modify.
1466 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1468 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1470 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1473 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1474 gcc_cv_as_cfi_directive.
1475 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1476 merging read-only and read-write sections or assembler emits
1477 read-write .eh_frame sections.
1478 * configure: Regenerate.
1480 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1483 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1485 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1487 (rs6000_emit_prologue): Invert logic.
1488 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1489 (reg:P 11) instead of match_operand.
1490 (*save_fpregs_<mode>): Likewise.
1491 (*restore_gpregs_<mode>): Likewise.
1492 (*return_and_restore_gpregs_<mode>): Likewise.
1493 (*return_and_restore_fpregs_<mode>): Likewise.
1494 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1495 (reg:P 11) insted of match_operand.
1496 (*restore_gpregs_spe): Likewise.
1497 (*return_and_restore_gpregs_spe): Likewise.
1499 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1501 PR tree-optimization/37684
1502 * gcc.dg/graphite/pr37684.c: New.
1503 * graphite.c (exclude_component_ref): New.
1504 (is_simple_operand): Call exclude_component_ref.
1506 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1508 PR tree-optimization/36908
1509 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1510 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1511 (number_of_rw_in_partition): New.
1512 (partition_contains_all_rw): New.
1513 (ldist_gen): Do not distribute when one of the partitions
1514 contains all the memory operations.
1516 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1518 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1519 EDGE_IRREDUCIBLE_LOOP.
1521 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1523 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1524 where we have one entry point in the loop which isn't the head.
1526 2008-11-03 Richard Guenther <rguenther@suse.de>
1529 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1531 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1534 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1535 for ipa and simple ipa passes.
1537 2008-11-02 Richard Guenther <rguenther@suse.de>
1539 PR tree-optimization/37542
1540 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1541 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1542 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1543 (vn_nary_op_insert_stmt): Likewise.
1544 (visit_use): Likewise.
1546 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1548 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1550 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1551 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1552 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1553 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1554 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1555 peephole2's): Replace unspec with rotate.
1556 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1558 2008-11-02 Richard Guenther <rguenther@suse.de>
1560 PR tree-optimization/37991
1561 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1562 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1563 (set_ssa_val_to): Print if the value changed.
1564 (simplify_binary_expression): Strip useless conversions.
1566 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1569 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1572 2008-11-01 Richard Guenther <rguenther@suse.de>
1575 * builtins.c (fold_builtin_strspn): Return a size_t.
1576 (fold_builtin_strcspn): Likewise.
1578 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1580 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1581 attribute for struct return convention.
1583 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1585 * config/rs6000/crtsavres.asm: Really, really delete.
1587 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1589 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1591 (rs6000_emit_prologue): Invert logic.
1592 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1593 (reg:P 11) instead of match_operand.
1594 (*save_fpregs_<mode>): Likewise.
1595 (*restore_gpregs_<mode>): Likewise.
1596 (*return_and_restore_gpregs_<mode>): Likewise.
1597 (*return_and_restore_fpregs_<mode>): Likewise.
1598 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1599 (reg:P 11) insted of match_operand.
1600 (*restore_gpregs_spe): Likewise.
1601 (*return_and_restore_gpregs_spe): Likewise.
1603 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1605 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1606 list of word switches that take args.
1608 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1610 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1611 (s390_output_pool_entry): Call it through for_each_rtx.
1614 * expr.c (store_constructor): For vectors, if target is a MEM, use
1615 target's MEM_ALIAS_SET instead of elttype alias set.
1617 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1620 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1623 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1626 * config/rs6000/predicates.md (word_offset_memref_operand):
1627 Restructure code and look inside auto-inc/dec addresses.
1629 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1632 * libgcov.c ( __gcov_indirect_call_profiler): Check
1633 TARGET_VTABLE_USES_DESCRIPTORS.
1635 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1637 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1638 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1639 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1640 offset if eliminating soft frame pointer.
1641 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1642 (stack_protect_test_si): Add initial machine description
1643 for Stack Smashing Protector
1645 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1648 * c-common.c (min_precision): Move to...
1649 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1650 * tree.h (tree_int_cst_min_precision): Declare.
1651 * c-common.h (min_precision): Delete declaration.
1652 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1653 multiplication of non-negative integer constants.
1654 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1655 tree_int_cst_min_precision.
1656 (finish_enum): Likewise.
1658 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1661 * convert.c (convert_to_real): Do not optimize conversions of
1662 binary arithmetic operations between binary and decimal
1663 floating-point types. Consider mode of target type in determining
1664 decimal type for arithmetic. Unless
1665 flag_unsafe_math_optimizations, do not optimize binary conversions
1666 where this may change rounding behavior.
1667 * real.c (real_can_shorten_arithmetic): New.
1668 * real.h (real_can_shorten_arithmetic): Declare.
1670 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1672 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1673 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1674 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1676 (must_save_p): For some workarounds, interrupts need to clobber a
1678 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1679 and LC1 for WA_05000257.
1680 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1681 WA_05000283 and WA_05000315.
1682 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1683 (movbi): Add alternative to set CC to 1; improve code for setting
1685 (dummy_load): New pattern.
1687 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1690 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1691 BLKmode for non-memory, convert using a wider MODE_INT mode
1695 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1696 that haven't been removed yet.
1698 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1700 * config/bfin/bfin.c (struct machine_function): New member
1701 has_loopreg_clobber.
1702 (bfin_expand_movmem): Set it when generating memcpy insns.
1703 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1704 expand_epilogue_reg_restore): If we have hardware loops,
1705 memcpy insns (indicated by has_loopreg_clobber) or function
1706 calls, we need to save the loop registers.
1708 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1710 * config/i386/i386.c (core2_cost): Fix typos in comments.
1712 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1715 * combine.c (make_compound_operation): Don't call make_extraction with
1716 non-positive length.
1717 (simplify_shift_const_1): Canonicalize count even if complement_p.
1719 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1721 * convert.c (strip_float_extensions): Do not remove or introduce
1722 conversions between binary and decimal floating-point types.
1724 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1727 * fold-const.c (distribute_bit_expr): Convert common, left and
1728 right arguments to type.
1730 2008-10-28 Nick Clifton <nickc@redhat.com>
1732 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1733 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1734 call_really_used_regs array rather than the call_used_regs array.
1735 (mn10300_get_live_callee_saved_regs, expand_prologue,
1736 expand_epilogue, output_tst): Likewise.
1738 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1741 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1742 (df_get_entry_block_def_set): Neither here.
1743 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1745 PR tree-optimization/37879
1746 * predict.c (tree_estimate_probability): Check if last_stmt is
1747 non-NULL before dereferencing it.
1749 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1751 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1752 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1753 (ira_fast_allocation): Remove the prototype.
1755 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1756 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1757 (color_pass): Modify the updated costs.
1758 (ira_color): Rename to color. Make it static.
1759 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1760 (ira_color): New function.
1762 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1765 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1767 (set_allocno_live, clear_allocno_live, mark_ref_live,
1768 mark_ref_dead): Invalidate corresponding element of
1769 allocno_saved_at_call.
1770 (process_bb_node_lives): Increment last_call_num. Setup
1771 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1772 allocno was already saved.
1773 (ira_create_allocno_live_ranges): Initiate last_call_num and
1774 allocno_saved_at_call.
1776 * ira-build.c (ira_create_allocno): Initiate
1777 ALLOCNO_UPDATED_COVER_CLASS_COST.
1778 (create_cap_allocno, propagate_allocno_info,
1779 remove_unnecessary_allocnos): Remove setting updated costs.
1780 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1782 * ira.c (ira): Don't call ira_fast_allocation.
1784 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1787 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1790 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1792 * ira-int.h (ira_hard_regno_cover_class): New.
1794 * ira-lives.c (mark_reg_live, mark_reg_dead,
1795 process_bb_node_lives): Use ira_hard_regno_cover_class.
1797 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1798 (setup_hard_regno_cover_class): New function.
1799 (ira_init): Call setup_hard_regno_cover_class.
1801 * ira-costs.c (cost_class_nums): Add comment.
1802 (find_allocno_class_costs): Initiate cost_class_nums.
1803 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1805 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1808 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1809 Rename to copy_info_to_removed_store_destinations. Propagate
1810 conflict hard regs and register stack attribute.
1812 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1815 * pa.c (function_arg_padding): Pad complex and vector types
1816 upward in 64-bit runtime.
1817 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1819 2008-10-26 Matthias Klose <doko@ubuntu.com>
1821 * doc/install.texi: Document requirements on antlr.
1823 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1825 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1828 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1831 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1832 is defined, use it to modify the constant offset.
1834 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1836 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1837 and short arguments to the correct location as mandated by the ABI.
1839 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1841 PR rtl-optimization/37769
1842 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1844 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1846 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1847 unwind-dw2-Os-4-200.o.
1849 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1851 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1852 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1854 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1856 PR tree-optimization/36038
1857 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1858 add sizetype IV with initial value zero instead of pointer type.
1860 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1863 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1864 around bit operation.
1865 * profile.c (is_edge_inconsistent): Likewise.
1866 * fold-const.c (truth_value_p): Move from here...
1867 * tree.h (truth_value_p): ... to here.
1868 * c-tree.h (c_expr): Update description of original_code.
1869 * c-typeck.c (parser_build_unary_op): Set original_code.
1870 (parser_build_binary_op): Update call to warn_about_parentheses.
1871 * c-common.c (warn_about_parentheses): Take two additional
1872 arguments of the operands. Use a switch. Quote operators
1873 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1874 Add warning about !x | y and !x & y.
1875 * c-common.h (warn_about_parentheses): Update declaration.
1877 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1879 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1880 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1881 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1883 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1884 (check-%): For test targets listed in lang_checks_parallelized
1885 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1886 run the testing in multiple make goals, possibly parallel, and
1887 afterwards run dg-extract-results.sh to merge the sum and log files.
1889 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1891 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1892 (mips_move_to_gpr_cost): Likewise.
1893 (mips_move_from_gpr_cost): Likewise.
1894 (mips_register_move_cost): Make more fine-grained.
1896 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1898 * graphite.c (graphite_apply_transformations): Check for
1899 -fgraphite-identity.
1900 * toplev.c (process_options): Add graphite_identity.
1901 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1903 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1905 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1906 mulhisihl and mulhisihh builtins.
1908 From Jie Zhang <jie.zhang@analog.com>
1909 * config/bfin/bfin.md (composev2hi): Put operands into vector
1912 2008-10-22 Chao-ying Fu <fu@mips.com>
1914 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1916 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1918 From Mike Frysinger <michael.frysinger@analog.com>
1919 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1920 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1921 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1922 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1923 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1924 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1925 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1926 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1927 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1928 __ADSPBF51x__ for all of them.
1929 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1930 -mcpu bf512, bf514, bf516, and bf518.
1931 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1932 bf512-none, bf514-none, bf516-none, and bf518-none.
1933 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1934 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1935 * doc/invoke.texi (Blackfin Options): Document that
1936 -mcpu now accepts bf512, bf514, bf516, and bf518.
1938 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1941 * fold-const.c (build_range_type): For 1 .. signed_max
1942 range call build_nonstandard_inter_type if signed_type_for
1943 returned a type with bigger precision.
1945 2008-10-22 Richard Guenther <rguenther@suse.de>
1947 * tree.def (COMPLEX_TYPE): Constrain element type.
1948 * tree.c (build_complex_type): Assert that.
1949 * tree-ssa-structalias.c (could_have_pointers): Complex types
1950 cannot have pointers.
1952 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1955 * c-typeck.c (convert_for_assignment): Do not give declaration's
1956 location for builtins. Spell out which type was expected and which
1959 2008-10-22 Nick Clifton <nickc@redhat.com>
1961 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1962 the fdpic register to be a target when running in fdpic mode.
1964 2008-10-22 Rafael Espindola <espindola@google.com>
1966 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1967 newly created statements.
1969 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1972 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1973 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
1974 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
1976 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1979 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
1980 Adjust -mcmodel=medium description for 2005-07-31 changes.
1982 2008-10-22 Jan Hubicka <jh@suse.cz>
1983 Jakub Jelinek <jakub@redhat.com>
1986 * doc/invoke.texi: Remove references to obsoleted -d dumps.
1988 2008-10-21 Richard Henderson <rth@redhat.com>
1991 * emit-rtl.c (get_spill_slot_decl): Export.
1992 * emit-rtl.h (get_spill_slot_decl): Declare.
1993 * var-tracking.c (vt_add_function_parameters): Relax assertion
1994 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
1996 2008-10-21 Bob Wilson <bob.wilson@acm.org>
1998 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
1999 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2002 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2005 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2006 processed by get_maxval_strlen.
2008 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2011 * tree.c (get_file_function_name): Copy first_global_object_name.
2012 Centralize call to clean_symbol_name.
2014 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2016 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2017 * config/svr4.h (SVR4_ASM_SPEC): New.
2018 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2019 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2021 * doc/invoke.texi (Option Summary): Add -T to linker options.
2022 (Link Options): Document -T.
2024 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2026 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2029 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2032 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2034 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2036 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2039 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2041 * doc/install.texi: Fix typos in previous patch.
2043 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2045 * doc/install.texi: Document in-tree building of gcc and mpfr.
2047 2008-10-19 Richard Guenther <rguenther@suse.de>
2049 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2051 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2054 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2055 (build_enumerator): Convert enumerators that fit in integer to
2058 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2060 * config/i386/i386.md (unnamed peephole2): Do not force memory
2061 operands of arith or logical instructions into registers for
2062 non-TARGET_READ_MODIFY targets.
2064 (ffs_cmove): Change operand 0 predicate to register_operand.
2065 Change operand 1 predicate to nonimmediate_operand.
2067 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2069 2008-10-18 Richard Guenther <rguenther@suse.de>
2071 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2072 VIEW_CONVERT_EXPR case against invalid gimple.
2074 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2076 * c-parser.c (c_parser_binary_expression): Silence the
2077 uninitialized variable warning emitted for binary_loc.
2079 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2081 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2084 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2087 * c-typeck.c (build_unary_op): Use omit_one_operand for
2088 IMAGPART_EXPR of real argument.
2090 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2092 PR tree-optimization/37664
2093 * fold-const.c (fold_binary): When optimizing comparison with
2094 highest or lowest type's value, don't consider TREE_OVERFLOW.
2096 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2099 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2100 * coverage.c: Include tm_p.h.
2101 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2102 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2103 dollar signs from PREFIX.
2104 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2105 instead of manual strip_name_encoding.
2107 2008-10-16 Richard Guenther <rguenther@suse.de>
2110 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2111 volatile qualified functions or methods as relevant.
2113 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2115 PR tree-optimization/37525
2116 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2117 sizetype unsigned constants, both in the case of C and bounds.
2119 2008-10-15 Jan Hubicka <jh@suse.cz>
2121 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2123 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2126 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2127 HARD_REGNO_CALL_PART_CLOBBERED.
2129 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2132 * ira-lives.c (mark_early_clobbers): Remove.
2133 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2134 check_and_make_def_conflicts,
2135 make_early_clobber_and_input_conflicts,
2136 mark_hard_reg_early_clobbers): New functions.
2137 (process_bb_node_lives): Call
2138 make_early_clobber_and_input_conflicts and
2139 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2141 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2142 early clobbers of pseudo-registers.
2144 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2147 * ira-build.c (ira_flattening): Recalculate
2148 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2149 from the scratch instead of the propagation.
2151 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2153 * doc/rtl.texi (const_double): Remove the "addr" operand.
2154 Describe CONST_DOUBLE_* macros under const_double rather
2156 (const_fixed): Fix the operand description.
2157 (const): Add an @findex directive.
2158 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2159 after the constant rtl table.
2160 (fix): Combine floating-point and fixed-point descriptions.
2162 * sched-deps.c (sched_analyze_2): Remove reference to
2165 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2167 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2169 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2170 for UNSPEC_GOTSYM_OFFs.
2171 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2172 (add_GOT_to_pic_reg): Use it.
2173 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2175 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2176 Harsha Jagasia <harsha.jagasia@amd.com>
2178 PR tree-optimization/37485
2179 * graphite.c (gmp_cst_to_tree): Moved.
2180 (iv_stack_entry_is_constant): New.
2181 (iv_stack_entry_is_iv): New.
2182 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2183 (loop_iv_stack_insert_constant): New.
2184 (loop_iv_stack_pop): Use new datatpype.
2185 (loop_iv_stack_get_iv): Same.
2186 (loop_iv_stack_get_iv_from_name): Same.
2187 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2188 (loop_iv_stack_patch_for_consts): New.
2189 (loop_iv_stack_remove_constants): New.
2190 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2191 (translate_clast): Call loop_iv_stack_patch_for_consts and
2192 loop_iv_stack_remove_constants.
2193 (gloog): Use new datatype. Redirect construction edge to end
2194 block to avoid accidental deletion.
2195 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2197 (union iv_stack_entry_data): New. Data in iv stack entry.
2198 (struct iv_stack_entry): New. Datatype for iv stack entries.
2200 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2202 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2203 * graphite.c (free_scop): Same.
2204 (build_scops): Same.
2205 (free_scattering): New.
2206 (build_cloog_prog): Call free_scattering.
2207 (patch_phis_for_virtual_defs): Fix memleak.
2208 (graphite_trans_bb_strip_mine): Same.
2209 (limit_scops): Same.
2211 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2212 Harsha Jagasia <harsha.jagasia@amd.com>
2214 PR tree-optimization/37828
2215 * graphite.c (graphite_trans_loop_block): Do not loop block
2216 single nested loops.
2218 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2220 PR tree-optimization/37686
2221 * tree-loop-linear.c (linear_transform_loops): Build a
2222 loop nest vector. Pass it to lambda_compute_access_matrices.
2223 * tree-data-ref.h (struct access_matrix): Store the loop nest
2224 relative to which it encodes the information.
2225 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2226 (am_vector_index_for_loop): Reimplemented: iterate over the
2227 loop nest for finding the loop index in the access matrix.
2228 (lambda_compute_access_matrices): Update declaration.
2229 * lambda-code.c (build_access_matrix): Pass the loop nest and
2231 (lambda_compute_access_matrices): Same.
2233 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2235 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2236 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2237 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2238 already implies hard float. Also fix several insn condition
2239 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2241 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2244 Based on patches by Laurent Vivier.
2245 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2246 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2247 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2248 dollar sign to underscore.
2249 (ASM_OUTPUT_EXTERNAL): Same.
2250 (ASM_OUTPUT_LABELREF): New.
2251 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2253 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2254 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2255 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2256 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2258 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2260 PR tree-optimization/36881
2261 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2262 that each value doesn't need runtime relocations, for !flag_pic
2263 check that each value is just a valid initializer constant.
2265 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2267 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2268 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2269 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2270 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2272 (REG_CLASS_NAMES): Update accordingly.
2273 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2274 rather than an unpredictable descriptive string.
2275 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2276 (mips_register_move_cost): Check for specific COP*_REGS classes,
2277 instead of ALL_COP_AND_GR_REGS.
2278 (mips_ira_cover_classes): New function.
2279 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2280 (TARGET_IRA_COVER_CLASSES): Define.
2282 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2285 * tree.c (build_type_attribute_qual_variant): Hash on the
2286 unqualified type, and don't overwrite an existing
2287 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2288 allow distinguishing between wchar_t and its underlying type. This
2289 also means that we'll retain a little more typedef information.
2291 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2292 Dmitry Melnik <dm@ispras.ru>
2293 Dmitry Zhurikhin <zhur@ispras.ru>
2294 Alexander Monakov <amonakov@ispras.ru>
2295 Maxim Kuvyrkov <maxim@codesourcery.com>
2297 * target.h (struct gcc_target): Update prototypes of needs_block_p
2299 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2300 * sel-sched.c (create_speculation_check): Likewise.
2301 * doc/tm.texi: Provide documentation for new target hooks.
2303 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2304 (ia64_gen_spec_insn): Removed.
2305 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2306 ia64_gen_spec_check): New static functions.
2307 (ia64_alloc_sched_context, ia64_init_sched_context,
2308 ia64_set_sched_context, ia64_clear_sched_context,
2309 ia64_free_sched_context, ia64_get_insn_spec_ds,
2310 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2311 (ia64_needs_block_p): Change prototype.
2312 (ia64_gen_check): Rename to ia64_gen_spec_check.
2313 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2314 into declaration, add special memory dependencies handling.
2315 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2316 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2317 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2318 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2319 Define new target hooks.
2320 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2321 (ia64_optimization_options): Turn on selective scheduling with -O3,
2322 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2323 default with selective scheduling.
2324 (ia64_override_options): Initialize align_loops and align_functions
2325 to 32 and 64, respectively. Set global selective scheduling flags
2326 according to target-dependent flags.
2327 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2328 (group_barrier_needed): Use new mstop-bit-before-check flag.
2330 (dfa_state_size): Make global.
2331 (spec_check_no, max_uid): Remove.
2332 (mem_ops_in_group, current_cycle): New variables.
2333 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2334 Initialize new variables.
2335 (is_load_p, record_memory_reference): New functions.
2336 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2338 (ia64_variable_issue): Change use of current_sched_info to
2339 sched_deps_info. Update comment. Note if a load or a store is issued.
2340 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2341 advance if maximal number of loads or stores was issued on current
2343 (scheduled_good_insn): New static helper function.
2344 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2345 a group barrier is needed. Fix vertical spacing. Guard the code
2346 doing state transition with last_scheduled_insn check.
2347 Mark that a stop bit should be before current insn if there was a
2348 cycle advance. Update current_cycle and mem_ops_in_group.
2349 (ia64_h_i_d_extended): Change use of current_sched_info to
2350 sched_deps_info. Reallocate stops_p by larger chunks.
2351 (struct _ia64_sched_context): New structure.
2352 (ia64_sched_context_t): New typedef.
2353 (ia64_alloc_sched_context, ia64_init_sched_context,
2354 ia64_set_sched_context, ia64_clear_sched_context,
2355 ia64_free_sched_context): New static functions.
2356 (gen_func_t): New typedef.
2357 (get_spec_load_gen_function): New function.
2358 (SPEC_GEN_EXTEND_OFFSET): Declare.
2359 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2360 (get_mode_no_for_insn): Change the condition that prevents use of
2361 special hardware registers so it can now handle pseudos.
2362 (get_spec_unspec_code): New function.
2363 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2364 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2365 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2366 during selective scheduling.
2367 (ia64_speculate_insn): Use ds_get_speculation_types when
2368 determining whether we need to change the pattern.
2369 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2370 (ia64_spec_check_src_p): Support new speculation/check codes.
2371 (struct bundle_state): New field.
2372 (issue_nops_and_insn): Initialize it.
2373 (insert_bundle_state): Minimize mid-bundle stop bits.
2374 (important_for_bundling_p): New function.
2375 (get_next_important_insn): Use important_for_bundling_p.
2376 (bundling): When shifting TImode from unimportant insns, ignore
2377 also group barriers. Assert that best state is found before
2378 the backward bundling pass. Print number of mid-bundle stop bits.
2379 Minimize mid-bundle stop bits. Check correct calculation of
2380 mid-bundle stop bits.
2381 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2382 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2384 (sel2_run): New variable.
2385 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2386 selective scheduling pass instead of schedule_ebbs.
2388 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2389 (UNSPEC_LDS_A): New UNSPEC.
2390 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2391 movti_internal, movsf_internal, movdf_internal,
2392 movxf_internal): Make visible. Add speculable* attributes.
2393 (output_c_nc): New mode attribute.
2394 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2395 mov<mode>_nc, zero_extend<mode>di2_nc,
2396 advanced_load_check_nc_<mode>): New insns.
2397 (zero_extend*): Add speculable* attributes.
2399 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2400 (msched-stop-bits-after-every-cycle): Likewise.
2401 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2403 (msched-spec-verbose): Remove.
2404 (msched-prefer-non-data-spec-insns,
2405 msched-prefer-non-control-spec-insns,
2406 msched-count-spec-in-critical-path,
2407 msel-sched-dont-check-control-spec): Use Target Report Var
2408 instead of Common Report Var.
2410 * config/ia64/itanium2.md: Remove incorrect bypass.
2412 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2414 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2417 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2418 and -fhelp=separate.
2420 2008-10-14 Ben Elliston <bje@au.ibm.com>
2422 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2424 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2426 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2429 2008-10-13 Matthias Klose <doko@ubuntu.com>
2431 * config/pa/linux-atomic.c: Work around missing header file
2432 for hppa64-linux-gnu targets.
2434 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2435 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2436 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2437 Grace Cao <grace_cao@playstation.sony.com>
2439 * doc/invoke.texi (-mgen-cell-microcode): Document.
2440 (-mwarn-cell-microcode): Document.
2441 * cfglayout.c (locator_location): Export.
2442 * rtl.h (locator_location): Define prototype.
2443 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2445 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2446 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2447 (mwarn-cell-microcode): New option.
2448 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2449 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2450 cell and not already set.
2451 Turn off string instructions if not generating cell microcode.
2452 (rs6000_final_prescan_insn): New function that warns about microcoded
2454 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2455 * config/rs6000/rs6000.md
2456 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2457 the instruction would have been microcoded on the Cell. Set
2458 cell_micro to always on unnamed patterns for the string instructions.
2459 (cell_micro): Update definition, remove load/store conditional
2461 (sign_extend:DI): Define new pattern for non microcoded version.
2462 (sign_extend:SI): Likewise.
2463 (compare (div:P)): Set cell_micro to not.
2464 (andsi3): Define as an expand.
2465 (andsi3_mc): New pattern.
2466 (andsi3_nomc): New pattern.
2467 (andsi3_internal0_nomc): New pattern.
2468 (andsi3_internal2): Rename to ...
2469 (andsi3_internal2_mc): this and enable iff generating microcode.
2470 (andsi3_internal3): Rename to ...
2471 (andsi3_internal3_mc): this and enable iff generating microcode.
2472 (andsi3_internal4): Enable iif generating microcode.
2473 (andsi3_internal5): Rename to ..
2474 (andsi3_internal5_mc): this and enable iff generating microcode.
2475 (andsi3_internal5_nomc): New pattern.
2476 (extzvdi_internal1): Enable iff generating microcode.
2477 (extzvdi_internal2): Likewise.
2478 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2479 (anddi3): Change to expand.
2480 (anddi3_mc): Rename from anddi3.
2481 (anddi3_no_mc): New pattern.
2482 (anddi3_internal2): Rename to ..
2483 (anddi3_internal2_mc): this and enable iff generating microcode.
2484 (anddi3_internal2_nomc): New pattern.
2485 (anddi3_internal3): Rename to ..
2486 (anddi3_internal3_mc): this and enable iff generating microcode.
2487 (anddi3_internal3_nomc): New pattern.
2488 (movti_string): Set cell_micro to always if TARGET_STRING.
2489 (stmsi8): Set cell_micro to always.
2495 (stmsi8_power): Likewise.
2496 (stmsi7_power): Likewise.
2497 (stmsi6_power): Likewise.
2498 (stmsi5_power): Likewise.
2499 (stmsi4_power): Likewise.
2500 (stmsi3_power): Likewise.
2501 (movsi_update2): Enable iff generating microcode.
2502 (movhi_update3): Likewise.
2503 (lmw): Set cell_micro to always.
2505 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2507 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2508 * config/s390/s390.c (machine_function): Remove
2509 decomposed_literal_pool_addresses_ok_p.
2510 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2511 the difference of two labels.
2512 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2513 (s390_pool_offset): New function.
2514 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2515 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2517 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2519 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2520 (powerpc*-*-linux-gnu*): Describe.
2521 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2522 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2523 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2524 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2525 config/rs6000/e500crtres32gpr.asm,
2526 config/rs6000/e500crtres64gpr.asm,
2527 config/rs6000/e500crtres64gprctr.asm,
2528 config/rs6000/e500crtrest32gpr.asm,
2529 config/rs6000/e500crtrest64gpr.asm,
2530 config/rs6000/e500crtresx32gpr.asm,
2531 config/rs6000/e500crtresx64gpr.asm,
2532 config/rs6000/e500crtsav32gpr.asm,
2533 config/rs6000/e500crtsav64gpr.asm,
2534 config/rs6000/e500crtsav64gprctr.asm,
2535 config/rs6000/e500crtsavg32gpr.asm,
2536 config/rs6000/e500crtsavg64gpr.asm,
2537 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2538 * config/rs6000/crtsavres.asm: Really remove.
2540 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2543 * c-format.c (convert_format_name_to_system_name): Use
2544 TARGET_OVERRIDES_FORMAT_INIT.
2545 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2546 * config/i386/mingw.opt: New.
2547 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2548 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2549 (ms_printf_length_specs): Removed const specifier.
2550 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2551 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2553 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2555 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2556 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2558 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2561 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2562 sure that ref has valid bb.
2564 2008-10-12 Richard Henderson <rth@redhat.com>
2567 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2568 * alias.c (value_addr_p, stack_addr_p): Remove.
2569 (nonoverlapping_memrefs_p): Remove IRA special case.
2570 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2571 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2572 * reload1.c (alter_reg): Use it.
2574 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2576 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2577 of registers instead of eax, ebx, ecx and edx. Use for loop
2578 and check register for non-zero value before the call
2579 to decode_caches_intel.
2581 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2583 PR rtl-optimization/37448
2584 * df.h: (df_ref_class): New enum.
2585 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2586 (struct df_ref): Replaced with union df_ref_d.
2587 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2588 New members of df_ref_d union.
2589 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2590 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2591 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2592 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2593 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2594 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2595 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2596 (df_scan_bb_info, df_bb_regno_first_def_find,
2597 df_bb_regno_last_def_find, df_find_def, df_find_use,
2598 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2599 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2600 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2601 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2602 Replaced struct df_ref * with df_ref.
2603 * df-scan.c (df_collection_rec, df_null_ref_rec,
2604 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2605 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2606 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2607 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2608 df_reorganize_refs_by_reg_by_reg,
2609 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2610 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2611 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2612 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2613 df_bb_refs_record, df_exit_block_uses_collect,
2614 df_record_exit_block_uses, df_reg_chain_mark,
2615 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2616 df_ref * with df_ref.
2617 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2618 df_ref_class parameter.
2619 (df_scan_problem_data): Added new pools for different types of refs.
2620 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2621 df_ref_create_structure): Processed new ref pools.
2622 (df_scan_start_dump): Added counts of refs and insns.
2623 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2624 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2625 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2626 code to pass df_ref_class down to ref creation functions.
2627 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2628 df_reg_chain_mark): Use macros to hide references to df_refs.
2629 (df_ref_chain_change_bb): Removed.
2630 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2631 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2632 Enhanced to understand df_ref union structure.
2633 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2634 all_uses_available_at, update_df, try_fwprop_subst,
2635 forward_propagate_subreg, forward_propagate_and_simplify,
2636 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2637 df_ref * with df_ref.
2638 (use_killed_between, all_uses_available_at): Use macros to hide
2639 references to df_refs.
2640 * regstat.c (regstat_bb_compute_ri,
2641 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2643 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2644 see_handle_relevant_refs, see_analyze_one_def,
2645 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2646 struct df_ref * with df_ref.
2647 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2648 global_conflicts): Replaced struct df_ref * with df_ref.
2649 * ddg.c (create_ddg_dep_from_intra_loop_link,
2650 add_cross_iteration_register_deps, build_inter_loop_deps):
2651 Replaced struct df_ref * with df_ref.
2652 (create_ddg_dep_from_intra_loop_link,
2653 add_cross_iteration_register_deps): Use macros to hide references
2655 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2656 df_ref * with df_ref.
2657 * df-core.c (df_bb_regno_first_def_find,
2658 df_bb_regno_last_def_find, df_find_def, df_find_use,
2659 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2660 debug_df_ref): Replaced struct df_ref * with df_ref.
2661 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2662 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2664 * web.c (union_defs, entry_register, replace_ref, web_main):
2665 Replaced struct df_ref * with df_ref.
2666 (union_defs, replace_ref): Use macros to hide references to df_refs.
2667 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2668 Replaced struct df_ref * with df_ref.
2669 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2670 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2671 Replaced struct df_ref * with df_ref.
2672 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2673 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2675 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2676 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2677 df_compute_accessed_bytes_strict_low_part,
2678 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2679 Replaced struct df_ref * with df_ref.
2680 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2681 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2682 df_ref * with df_ref.
2683 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2684 check_dependency, check_dependencies, record_uses): Replaced
2685 struct df_ref * with df_ref.
2686 (invariant_for_use, check_dependency): Use macros to hide
2687 references to df_refs.
2688 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2689 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2690 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2691 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2692 references to df_refs.
2693 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2695 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2696 * df-problems.c (df_rd_bb_local_compute_process_def,
2697 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2698 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2699 df_chain_remove_problem, df_chain_create_bb_process_use,
2700 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2701 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2702 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2703 df_byte_lr_simulate_artificial_refs_at_top,
2704 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2705 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2706 df_simulate_uses, df_simulate_artificial_refs_at_end,
2707 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2709 (df_chain_dump): Use macros to hide references to df_refs.
2710 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2711 df_ref * with df_ref.
2712 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2713 mark_artificial_uses, mark_reg_dependencies,
2714 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2716 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2718 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2720 (array_ref_element_size): Likewise.
2721 (array_ref_low_bound): Likewise.
2722 (array_ref_up_bound): Likewise.
2723 * expr.c (contains_packed_reference): Likewise.
2724 (array_ref_element_size): Likewise.
2725 (array_ref_low_bound): Likewise.
2726 (array_ref_up_bound): Likewise.
2727 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2728 with ARRAY_RANGE_REF.
2729 (idx_find_step): Likewise.
2730 (idx_record_use): Likewise.
2731 (strip_offset_1): Likewise.
2732 (idx_remove_ssa_names): Likewise.
2734 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2735 Andi Kleen <ak@linux.intel.com>
2737 * config/i386/cpuid.h (__cpuid_count): New defines.
2738 * config/i386/driver-i386.c (struct cache_desc): New structure.
2739 (describe_cache): Use struct cache_desc to pass cache descriptions.
2740 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2741 (detect_caches_amd): Use struct cache_desc to describe caches.
2742 (decode_caches_intel): Use struct cache_desc to pass cache
2743 descriptions. Update descriptions to match latest (rev -032,
2744 December 2007) CPUID documentation. Do not check valid bit here.
2745 Check for Xeon MP value 0x49 problems.
2746 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2747 Check valid bit before calling decode_caches_intel. Detect number
2748 of times to repeat CPUID instruction.
2749 (detect_caches_cpuid4): New function.
2750 (detect_caches_intel): Depending on max_level, call
2751 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2752 only when other methods fail to provide valid L2 cache description.
2754 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2757 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2758 it to PIC call patterns.
2759 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2760 code generation and attributes from pattern. Change peephole2 to
2761 split for noreturn case. Revise split pattern for non noreturn case.
2762 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2763 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2764 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2767 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2769 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2770 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2772 (divdf3): Reformat long line.
2774 2008-10-11 Michael J. Eager <eager@eagercon.com>
2776 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2778 (rs6000_handle_option): Process -mfpu options.
2779 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2780 (enum fpu_type_t): New.
2781 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2782 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2784 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2785 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2786 * config/rs6000/rs6000.opt (-mfpu): New.
2787 (-mxilinx-fpu): New.
2788 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2789 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2790 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2791 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2792 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2794 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2797 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2798 LO_SUM on Darwin if mode has just one unit.
2800 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2803 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2804 has been optimized out.
2806 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2808 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2809 instead of PIC_DIRECT_ADDR_P.
2810 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2811 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2812 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2813 (PIC_OFFSET_P): Rename to...
2814 (PCREL_SYMOFF_P): ...this.
2815 (PIC_DIRECT_ADDR_P): Delete.
2816 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2818 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2819 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2820 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2821 * config/sh/sh.c (print_operand): Remove CONST handling.
2822 (unspec_caller_rtx_p): Rewrite to use split_const and check
2823 the operands of UNSPEC bases.
2824 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2825 with (unspec [A B] UNSPEC_SYMOFF).
2826 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2827 UNSPEC_PCREL_SYMOFF.
2828 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2829 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2830 (UNSPEC_EXTRACT_U16): Likewise.
2831 (UNSPEC_SYMOFF): Likewise.
2832 (UNSPEC_PCREL_SYMOFF): Likewise.
2833 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2835 (movsi_const_16bit): Likewise.
2836 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2837 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2838 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2839 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2840 with (unspec [A B] UNSPEC_SYMOFF).
2841 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2842 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2843 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2844 (Csu): Likewise UNSPEC_EXTRACT_U16.
2845 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2846 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2848 2008-10-10 Stepan Kasal <skasal@redhat.com>
2850 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2851 for loop strip mining and loop blocking.
2853 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2855 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2856 vary types depending on debug info.
2858 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2860 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2861 before ensuring it's already computed.
2863 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2865 * rtl.h (locator_eq): New decl.
2866 * cfglayout.c (locator_scope): New function.
2867 (insn_scope): Use it.
2868 (locator_eq): New function.
2869 (fixup_reorder_chain): Search for last insn in src bb
2870 that has locator set or first insn in dest bb. Use
2871 locator_eq instead of == to compare locators.
2872 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2873 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2874 == to compare locators.
2876 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2878 * gimple-low.c (lower_function_body, lower_gimple_return,
2879 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2880 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2881 goto_block on edges if goto_locus is known.
2884 * tree.h (get_object_alignment): Declare.
2885 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2886 get_object_alignment if needed.
2887 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2889 (get_object_alignment): ... here. New function. Try harder to
2890 determine alignment from get_inner_reference returned offset.
2892 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2894 * graphite.c (gloog): Don't call find_unreachable_blocks
2895 before delte_unreachable_blocks.
2897 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2898 goto_locus of true_edge into RTL locator.
2900 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2902 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2903 (*jcc_btdi_mask_rex64): Ditto.
2905 (*jcc_btsi_mask): Ditto.
2906 (*jcc_btsi_1): Ditto.
2907 (*jcc_btsi_mask_1): Ditto.
2909 2008-10-08 Paul Brook <paul@codesourcery.com>
2911 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2912 compatible profiler (__gnu_mcount_nc).
2913 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2915 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2917 * config/i386/i386.c (initial_ix86_tune_features): Add
2918 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2919 * config/i386/i386.h (ix86_tune_indices): Likewise.
2920 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2922 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2923 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2924 for FP to FP splitters.
2926 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2928 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2931 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2935 PR rtl-optimization/37341
2936 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2937 to ORIG_BB, pass through ORIG_BB recursively.
2938 (cse_condition_code_reg): Adjust caller.
2940 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2942 * sdbout.c (sdbout_one_type): Treat the value type
2943 CONST_DECL for enumerals.
2945 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2947 * config/i386/i386.md: Remove trailing white spaces.
2949 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2951 PR rtl-optimization/37448
2952 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2953 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2955 (struct output_info) [count]: Renamed total_created and made
2957 (struct output_info) [size]: Renamed total_allocated and made
2959 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2960 Properly keep track of desc->size.
2961 (print_statistics, dump_alloc_pool_statistics): Enhance the
2962 printing of statistics to print the number of elements and to use
2965 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2968 * opts.h (CL_SAVE): Move up to flags range.
2969 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2970 CL_COMMON): Renumber.
2971 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2972 * opts.c (common_handle_option): Revert last change.
2974 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2976 * config/i386/i386-protos.h (ix86_schedule): New.
2978 * config/i386/i386.c (ix86_schedule): New.
2979 (override_options): Add schedule to processor_alias_table. Set
2980 ix86_schedule from the schedule field in processor_alias_table.
2981 (ix86_function_specific_save): Save ix86_schedule.
2982 (ix86_function_specific_restore): Restore ix86_schedule.
2984 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
2985 ix86_tune. Add none and remove i386, i486, pentium4, nocona
2988 * config/i386/i386.opt: Add schedule.
2990 * config/i386/ppro.md: Remove generic32.
2992 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
2995 * expr.c (count_type_elements): Handle ERROR_MARK.
2997 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3002 * basic-block.h (struct edge_def): Add goto_block field.
3003 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3004 one insn with locus corresponding to edge's goto_locus if !optimize.
3005 * profile.c (branch_prob): Copy edge's goto_block.
3006 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3008 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3009 locator in between the merged basic blocks if !optimize and needed.
3010 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3011 goto_locus into RTL locator. For unconditional jump use that
3012 locator for the jump insn.
3013 (expand_gimple_cond): Convert goto_block and goto_locus into
3014 RTL locator for all remaining edges. For unconditional jump
3015 use that locator for the jump insn.
3016 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3017 there is more than one edge or insn locator along the forwarding
3018 edges and !optimize. If there is just one, set e->goto_locus.
3019 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3021 (move_block_to_fn): Adjust edge's goto_block.
3023 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3026 * expmed.c (expand_mult): Properly check DImode constant in
3029 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3032 * dwarf2out.c (common_block_die_table): New variable.
3033 (common_block_die_table_hash, common_block_die_table_eq): New
3035 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3036 COMMON block in the current scope rather than globally. Optimize
3037 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3038 DW_OP_addr SYMBOL_REF+off.
3040 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3042 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3043 Return true for non-addressable GIMPLE operands.
3045 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3048 * config/i386/i386.c (initial_ix86_tune_features): Remove
3049 X86_TUNE_USE_BIT_TEST.
3050 * config/i386/i386.h (ix86_tune_indices): Likewise.
3051 (TARGET_USE_BIT_TEST): Removed.
3053 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3055 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3057 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3059 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3060 (mul<mode>3_mul3): ... into this new template.
3062 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3064 * gimplify.c (gimplify_arg): Add location argument. Use it.
3065 (gimplify_call_expr): Pass location to gimplify_arg.
3066 (gimplify_modify_expr_to_memcpy): Same.
3067 (gimplify_modify_expr_to_memset): Same.
3069 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3071 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3072 Update calls to build_unary_op and build_indirect_ref for location
3075 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3078 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3079 * c-typeck.c (array_to_pointer_conversion): Pass location to
3081 (function_to_pointer_conversion): Use error_at and warning_at.
3082 (build_indirect_ref): Same.
3083 (build_array_ref): Pass location to build_binary_op.
3084 (parser_build_unary_op): Do not set location after calling
3086 (build_unary_op): Add location argument. Use it throughout. Set
3087 EXPR_LOCATION before returning new tree.
3088 (build_modify_expr): Same.
3089 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3091 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3092 build_indirect_ref, build_modify_expr.
3093 (c_finish_omp_for): Same. Use error_at instead of error.
3094 * c-common.c (c_common_truthvalue_conversion): Pass location to
3096 (warn_for_div_by_zero): Add location argument.
3097 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3098 build_unary_op, warn_for_div_by_zero.
3099 * c-parser.c (c_parser_typeof_specifier): Use
3100 protected_set_expr_location.
3101 (c_parser_statement_after_labels): Same.
3102 (c_parser_condition): Same.
3103 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3104 (c_parser_conditional_expression): Use protected_set_expr_location.
3105 (c_parser_unary_expression): Pass location to build_indirect_ref.
3106 (c_parser_postfix_expression_after_primary): Pass location to
3107 build_indirect_ref, build_unary_op.
3108 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3110 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3112 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3113 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3114 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3116 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3117 (mips_issue_rate): Handle PROCESSOR_R10000.
3118 * config/mips/mips.md (cpu): Add r10000.
3120 * config/mips/10000.md: New file.
3122 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3124 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3125 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3126 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3128 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3130 * config/darwin-protos.h (machopic_function_base_name): Delete.
3131 (machopic_function_base_sym): Likewise.
3132 (machopic_gen_offset): Declare.
3133 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3134 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3135 * config/darwin.c (machopic_function_base_name): Delete.
3136 (machopic_function_base_sym): Likewise.
3137 (gen_pic_offset): Rename to...
3138 (machopic_gen_offset): ...this and remove the pic_base argument.
3139 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3140 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3141 crtl->uses_pic_offset_table.
3142 (machopic_indirect_data_reference): Use new machopic_gen_offset
3144 (machopic_legitimize_pic_address): Likewise.
3145 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3147 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3148 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3149 * config/i386/i386.c (output_set_got): Likewise.
3150 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3152 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3153 (legitimate_address_p): Likewise.
3154 (output_pic_addr_const): Likewise.
3155 (output_addr_const_extra): Likewise.
3156 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3157 match an UNSPEC rather than a MINUS.
3158 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3159 (builtin_setjmp_receiver): Use machopic_gen_offset.
3160 * config/i386/predicates.md (pic_symbolic_operand): Handle
3161 UNSPEC_MACHOPIC_OFFSET.
3163 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3164 Use machopic_gen_offset and machopic_operand_p.
3165 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3166 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3167 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3168 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3169 Set crtl->uses_pic_offset_table.
3171 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3173 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3175 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3176 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3177 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3178 (constant_pool_expr_p): Use split_const and check the base.
3179 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3181 (legitimate_constant_pool_address_p): Check toc_relative_p
3182 instead of constant_pool_expr_p.
3183 (print_operand_address): Always use output_addr_const for
3184 constant pool addresses.
3185 (rs6000_output_addr_const_extra): New function.
3186 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3188 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3192 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3193 (mark_ref_live, mark_ref_dead): Use them.
3194 (def_conflicts_with_inputs_p): Remove.
3195 (mark_early_clobbers): New function.
3196 (process_bb_node_lives): Call preprocess_constraints and
3197 mark_early_clobbers.
3199 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3201 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3203 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3204 lib with -mthread switch.
3206 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3209 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3210 function in two, making it call a new and reusable
3211 dwarf2out_imported_module_or_decl() that takes the containing
3212 BLOCK of the declaration in argument.
3213 (dwarf2out_imported_module_or_decl_real): New function.
3214 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3215 IMPORTED_DECL in account.
3216 * tree.def: Added IMPORTED_DECL node type.
3217 * tree.h: Added accessors for IMPORTED_DECL nodes.
3218 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3220 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3222 * doc/gimple.texi: Fix some typos, wrap some long lines,
3223 fix some broken wraps with continuations.
3224 * tree-ssa-reassoc.c: Fix comment typos.
3226 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3229 * pa.c (legitimize_pic_address): Force function labels to memory in
3232 2008-10-04 Anton Blanchard <anton@samba.org>
3234 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3235 (rs6000_split_atomic_op): Same.
3236 (rs6000_split_compare_and_swap): Same.
3237 (rs6000_split_compare_and_swapqhi): Same.
3239 2008-10-04 Richard Guenther <rguenther@suse.de>
3241 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3242 instead of pointer equality.
3243 (vn_nary_op_eq): Likewise.
3245 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3247 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3249 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3250 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3252 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3254 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3255 Revert previous change.
3257 2008-10-03 Tom Tromey <tromey@redhat.com>
3259 * stringpool.c (ggc_alloc_string): Terminate string.
3261 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3263 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3264 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3265 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3268 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3271 2008-10-03 Pascal Obry <obry@adacore.com>
3273 * gcov.c (create_file_names): Properly handle UNIX and DOS
3274 directory separators.
3275 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3276 separator to '~' to ensure clean filenames on Windows.
3278 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3280 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3281 Add a null terminator to the stripped name.
3283 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3285 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3286 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3287 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3288 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3289 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3290 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3291 TARGET_SINGLE_FLOAT.
3293 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3295 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3297 2008-10-02 Richard Guenther <rguenther@suse.de>
3300 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3301 and VECTOR_TYPE recurse with useless_type_conversion_p which
3302 properly handles void pointer conversion.
3304 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3307 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3308 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3310 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3312 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3313 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3314 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3315 they translate to non builtins.
3316 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3317 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3318 __builtin_vec_promote, __builtin_vec_extract, and
3319 __builtin_vec_insert.
3320 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3321 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3322 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3323 * config/rs6000/altivec.h (vec_extract): Define
3324 (vec_insert): Define.
3325 (vec_splats): Define.
3326 (vec_promote): Define.
3328 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3329 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3330 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3332 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3334 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3335 prototype. Add new parameter, blk.
3336 Use BLKmode for the MEM if blk is true.
3337 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3338 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3339 ALTIVEC_BUILTIN_STVRXL.
3340 Update usage of altivec_expand_lv_builtin.
3341 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3342 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3343 (altivec_init_builtins): If compiling for the Cell, also define the
3345 * config/rs6000/rs6000.h (rs6000_builtins): Define
3346 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3347 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3348 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3349 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3350 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3351 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3352 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3353 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3354 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3355 UNSPEC_STVRX, and UNSPEC_STVRXL.
3356 (altivec_lvlx): New pattern.
3357 (altivec_lvlxl): New pattern.
3358 (altivec_lvrx): New pattern.
3359 (altivec_lvrxl): New pattern.
3360 (altivec_stvlx): New pattern.
3361 (altivec_stvlxl): New pattern.
3362 (altivec_stvrx): New pattern.
3363 (altivec_stvrxl): New pattern.
3364 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3365 (vec_lvlxl): Likewise.
3366 (vec_lvrx): Define if PPU is defined.
3367 (vec_lvrxl): Likewise.
3368 (vec_stvlx): Define if PPU is defined.
3369 (vec_stvlxl): Likewise.
3370 (vec_stvrx): Define if PPU is defined.
3371 (vec_stvrxl): Likewise.
3373 2008-10-01 Geert Bosch <bosch@adacore.com>
3375 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3377 2008-10-01 Richard Guenther <rguenther@suse.de>
3379 PR tree-optimization/37617
3380 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3381 do not add to the NEW_SETS.
3383 2008-10-01 Richard Guenther <rguenther@suse.de>
3386 * tree-vrp.c (execute_vrp): If we optimized away the default
3387 case make sure to promote the label that got in place of it
3388 to a default case label.
3390 2008-10-01 Richard Henderson <rth@redhat.com>
3393 * tree-complex.c (set_component_ssa_name): Don't optimize
3394 is_gimple_min_invariant values with ssa_names in abnormal phis.
3396 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3398 PR tree-optimization/37662
3399 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3400 commutative binary operation if they are in the wrong order and
3401 fold_build2 produces non-GIMPLE.
3403 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3405 PR tree-optimization/37662
3406 PR tree-optimization/37663
3407 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3408 get_value_range with non-SSA_NAME. Don't assert operands have been
3409 folded, instead just bail out.
3411 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3413 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3415 2008-09-30 Richard Guenther <rguenther@suse.de>
3418 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3419 build restrict-qualified pointers.
3420 (vectorizable_store): Move alias check later.
3421 (vectorizable_load): Likewise.
3423 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3425 * c-common.c (empty_if_body_warning): Remove.
3426 * c-common.h (empty_if_body_warning): Remove.
3427 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3428 here the -Wempty-body warning for `if' and `else' statements.
3429 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3431 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3433 * config/i386/i386.opt: Add msse2avx.
3435 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3436 * config/i386/linux64.h (ASM_SPEC): Likewise.
3438 * doc/invoke.texi: Document -msse2avx.
3440 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3442 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3444 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3446 * ifcvt.c (noce_emit_store_flag): If using condition from original
3447 jump, reverse it if if_info->cond was reversed.
3449 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3451 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3452 non-constant memory if it cannot be forced to constant memory.
3453 Overhaul surrounding code and factor out common condition.
3455 2008-09-29 Jeff Law <law@redhat.com>
3457 * reload1.c (alter_reg): Add missing curly braces.
3459 2008-09-29 Michael J. Eager <eager@eagercon.com>
3461 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3463 * config/rs6000/rs6000.c (rs6000_override_options): Move
3464 rs6000_init_hard_regno_mode_ok after all options changed.
3465 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3466 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3467 -msimple-fpu flags. Add warning messages if single FP not configured.
3468 (rs6000_file_start): Output gnu_attribute for single-float.
3469 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3470 (rs6000_legitimize_address): Likewise.
3471 (rs6000_legitimize_reload_address): Likewise.
3472 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3473 TARGET_SINGLE_FLOAT.
3474 (function_arg_advance): Likewise (partial conversion).
3475 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3476 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3477 TARGET_SINGLE_FLOAT.
3478 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3479 (rs6000_emit_prologue): Likewise.
3480 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3481 TARGET_SINGLE_FLOAT.
3482 (rs6000_libcall_value): Likewise.
3483 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3484 (TARGET_DOUBLE_FLOAT): New default to 1
3485 (TARGET_SIMPLE_FPU): New default to 0
3486 (TARGET_SINGLE_FPU): New default to 0
3487 (TARGET_SINGLE_FLOAT_MODE): New.
3488 (TARGET_DOUBLE_FLOAT_MODE): New.
3489 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3490 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3492 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3493 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3494 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3495 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3496 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3497 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3498 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3499 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3500 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3501 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3502 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3503 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3504 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3505 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3506 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3507 cmptf_internal1, *cmptf_internal2): Condition on
3508 TARGET_DOUBLE_FLOAT.
3509 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3510 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3511 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3512 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3513 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3514 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3515 TARGET_SINGLE_FLOAT.
3516 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3517 * config/rs6000/rs6000.opt (-msingle-float): New.
3518 (-mdouble-float): New.
3519 (-msimple-fpu): New.
3520 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3521 -msingle-float, -mdouble-float, -msimple-fpu options.
3522 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3523 _SOFT_DOUBLE for -msingle-float.
3524 * config.gcc: New config for target=powerpc-xilinx-eabi.
3526 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3528 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3529 have exit and entry.
3530 (new_scop): Take entry and exit edge to define new SCoP.
3531 (sd_region_p): New structure used during SCoP detection.
3532 (move_scops): Delete.
3533 (move_sd_regions): New.
3534 (scopdet_info): Change the definition from edges back to basic_blocks.
3535 (scopdet_edge_info): Work on basic_blocks and rename to
3536 scopdet_basic_block_info.
3537 (split_difficult_bb): At the moment removed. We should later
3538 add it at another place.
3539 (build_scops_1): Work on basic_blocks.
3540 (bb_in_sd_region): New.
3541 (find_single_entry_edge): New.
3542 (find_single_exit_edge): New.
3543 (create_single_entry_edge): New.
3544 (sd_region_without_exit): New.
3545 (create_single_exit_edge): New.
3546 (unmark_exit_edges): New.
3547 (mark_exit_edges): New.
3548 (create_sese_edges): New.
3549 (build_graphite_scops): New.
3550 (build_scops): Make SCoPs SESE.
3551 (limit_scops): Use the new functions.
3553 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3555 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3557 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3560 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3561 address to a register before taking the lower part.
3563 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3565 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3568 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3569 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3572 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3573 the newly created variable.
3574 Create a VECTOR_CST of all 1s for vector types.
3576 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3579 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3581 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3583 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3584 order to convert between modes.
3585 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3587 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3589 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3592 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3595 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3599 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3601 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3602 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3603 them to yield false with MIPS16.
3605 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3608 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3609 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3610 mem_loc_descriptor failed. Accept UNSPEC.
3611 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3612 fail if one of the loc_descriptor calls for pieces failed.
3613 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3614 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3615 if loc_descriptor_from_tree_1 on offset failed.
3618 * opts.c (common_handle_option): Don't call print_specific_help with
3619 CL_SAVE as first argument.
3621 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3622 Steve Ellcey <sje@cup.hp.com>
3624 * configure: Regenerate for new libtool.
3625 * aclocal.m4: Ditto.
3627 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3629 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3630 alias set on MEM when saving stack pointer.
3631 * config/rs6000/rs6000.md (allocate_stack): Likewise
3633 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3635 PR tree-optimization/37574
3636 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3637 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3638 instead of vector_type for constants. Take computation out of loop.
3639 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3640 and use only vector_type for invariant case.
3641 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3643 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3646 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3647 the decl is a VAR_DECL or FUNCTION_DECL.
3649 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3652 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3653 (mark_ref_live, mark_ref_dead): Use them.
3654 (def_conflicts_with_inputs_p): Remove.
3655 (mark_early_clobbers): New function.
3656 (process_bb_node_lives): Call preprocess_constraints and
3657 mark_early_clobbers.
3659 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3661 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3664 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3665 (ira_compress_allocno_live_ranges): New prototype.
3667 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3668 (coalesced_allocnos_living_at_program_points): New.
3669 (coalesced_allocnos_live_at_points_p,
3670 set_coalesced_allocnos_live_points): New functions.
3671 (coalesce_spill_slots): Rewrite.
3673 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3674 ira_compress_allocno_live_ranges): New functions.
3676 * ira-build.c (ira_flattening): Call
3677 ira_compress_allocno_live_ranges.
3680 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3682 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3685 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3687 * combine.c (make_compound_operation): Handle the 'E' format.
3688 (count_rtxs): Likewise.
3689 (update_table_tick): Likewise.
3690 (get_last_value_validate): Likewise.
3692 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3694 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3696 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3698 * matrix-reorg.c (transform_allocation_sites): Initializers
3699 added to avoid the warning.
3701 2008-09-25 Martin Jambor <mjambor@suse.cz>
3703 * cgraph.c (free_nodes): New variable.
3704 (NEXT_FREE_NODE): New macro.
3705 (cgraph_create_node): Reuse nodes from the free list. Do not
3706 update uid if doing so.
3707 (cgraph_remove_node): Add the node to the free list.
3709 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3711 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3713 2008-09-24 Richard Henderson <rth@redhat.com>
3715 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3716 * unwind-dw2.c (execute_stack_op): Handle it.
3718 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3721 2008-09-24 Michael J. Eager <eager@eagercon.com>
3723 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3725 * c-common.c (fname_decl): New location argument.
3726 * c-common.h (fname_decl): Same.
3727 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3729 (c_parser_typeof_specifier): Same.
3730 (c_parser_parms_list_declarator): Same.
3731 (c_parser_asm_string_literal): Same.
3732 (c_parser_compound_statement_nostart): Same.
3733 (c_parser_label): Same.
3734 (c_parser_do_statement): Same.
3735 (c_parser_asm_statement): Same.
3736 (c_parser_unary_expression): Same.
3737 (c_parser_sizeof_expression): Same.
3738 (c_parser_postfix_expression): Same.
3739 (c_parser_pragma): Same.
3740 (c_parser_omp_clause_collapse): Same.
3741 (c_parser_omp_clause_num_threads): Same.
3742 (c_parser_omp_clause_schedule): Same.
3743 (c_parser_omp_all_clauses): Same.
3744 (c_parser_omp_sections_scope): Same.
3745 (c_parser_omp_for_loop): Same. Pass condition's location to
3746 c_objc_common_truthvalue_conversion.
3747 (c_parser_enum_specifier): Remove comment.
3749 2008-09-24 Michael J. Eager <eager@eagercon.com>
3751 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3753 * config/rs6000/rs6000.c (rs6000_override_options): Move
3754 rs6000_init_hard_regno_mode_ok after all options changed.
3755 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3756 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3757 -msimple-fpu flags. Add warning messages if single FP not configured.
3758 (rs6000_file_start): Output gnu_attribute for single-float.
3759 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3760 (rs6000_legitimize_address): Likewise.
3761 (rs6000_legitimize_reload_address): Likewise.
3762 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3763 TARGET_SINGLE_FLOAT.
3764 (function_arg_advance): Likewise.
3765 (function_arg): Likewise.
3766 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3767 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3768 TARGET_SINGLE_FLOAT.
3769 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3770 (rs6000_emit_prologue): Likewise.
3771 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3772 TARGET_SINGLE_FLOAT.
3773 (rs6000_libcall_value): Likewise.
3774 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3775 (TARGET_DOUBLE_FLOAT): New default to 1
3776 (TARGET_SIMPLE_FPU): New default to 0
3777 (TARGET_SINGLE_FPU): New default to 0
3778 (TARGET_SINGLE_FLOAT_MODE): New.
3779 (TARGET_DOUBLE_FLOAT_MODE): New.
3780 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3781 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3783 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3784 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3785 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3786 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3787 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3788 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3789 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3790 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3791 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3792 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3793 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3794 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3795 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3796 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3797 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3798 cmptf_internal1, *cmptf_internal2): Condition on
3799 TARGET_DOUBLE_FLOAT.
3800 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3801 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3802 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3803 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3804 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3805 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3806 TARGET_SINGLE_FLOAT.
3807 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3808 * config/rs6000/rs6000.opt (-msingle-float): New.
3809 (-mdouble-float): New.
3810 (-msimple-fpu): New.
3811 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3812 -msingle-float, -mdouble-float, -msimple-fpu options.
3813 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3814 _SOFT_DOUBLE for -msingle-float.
3815 * config.gcc: New config for target=powerpc-xilinx-eabi.
3817 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3819 * config/sparc/constraints.md: New file.
3820 * config/sparc/sparc.md: Include it.
3821 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3822 (sparc_extra_constraint_check): Delete.
3823 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3824 (memory_ok_for_ldd): New predicate.
3825 (sparc_extra_constraint_check): Delete.
3826 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3827 (CONST_OK_FOR_LETTER_P): Likewise.
3828 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3829 (EXTRA_CONSTRAINT): Likewise.
3831 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3833 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3835 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3837 * alias.c (find_base_value): Use FIND_BASE_TERM.
3838 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3840 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3842 * config/i386/i386.c: Include cselib.h.
3843 (ix86_pic_register_p): New function.
3844 (ix86_delegitimize_address): Use it to check for the PIC register.
3846 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3848 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3849 * config/i386/i386.c (ix86_find_base_term): Don't check for
3850 SYMBOL_REF and LABEL_REF.
3852 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3854 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3855 constant PLUS in a CONST.
3857 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3859 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3860 check for sibcall support for w64.
3862 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3864 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3866 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3868 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3869 parser_build_binary_op.
3870 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3871 * c-typeck.c (build_array_ref): Same.
3872 (parser_build_unary_op): New location argument.
3873 (pointer_diff): Pass location to build_binary_op,
3874 c_objc_common_truthvalue_conversion.
3875 (build_modify_expr): Same.
3876 (build_unary_op): New location argument.
3877 (build_binary_op): New location argument.
3878 (c_objc_common_truthvalue_conversion): Pass location to
3879 c_*common_truthvalue_conversion.
3880 * c-convert.c (convert): Same.
3881 * c-common.c (binary_op_error): New location argument.
3882 (pointer_int_sum): Pass location to build_binary_op.
3883 (c_common_truthvalue_conversion): New location argument.
3884 (warn_for_sign_compare): Same.
3885 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3886 binary_op_error, build_binary_op, warn_for_sign_compare.
3887 * c-parser.c (c_parser_condition): Pass location to
3888 c_*common_truthvalue_conversion.
3889 (c_parser_conditional_expression): Save condition's location and pass
3891 (c_parser_binary_expression): Same, but for the binary operator's
3893 (c_parser_omp_for_loop): Pass location to
3894 c_objc_common_truthvalue_conversion.
3896 2008-09-23 Martin Jambor <mjambor@suse.cz>
3898 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3899 (cgraph_node_remove_callees): New temporary f. Hold the next item
3901 (cgraph_node_remove_callers): Likewise.
3903 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3904 (ipa_node_removal_hook): Likewise.
3906 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3907 gimple_call_copy_skip_args and moved to the gimple_call section.
3908 * gimple.c (gimple_copy_call_skip_args): Renamed to
3909 gimple_call_copy_skip_args. Changed al users.
3911 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3913 * ira-color.c (start_allocno_priorities): Rename to
3914 setup_allocno_priorities. Use costs and
3915 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3916 range lengths. Get rid off doubles.
3917 (ira_fast_allocations): Call start_allocno_priorities.
3919 2008-09-22 David Daney <ddaney@avtrex.com>
3922 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3923 register if TARGET_LONG_CALLS.
3925 2008-09-22 Richard Guenther <rguenther@suse.de>
3927 PR tree-optimization/37145
3928 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3929 value-numbering union accesses with their offset and size only.
3930 (visit_reference_op_load): Fix simplification of inserted conversions.
3931 * tree-ssa-pre.c (find_or_generate_expression): Do not
3932 recursively generate expressions if running FRE.
3934 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3936 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3937 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3940 2008-09-22 Richard Guenther <rguenther@suse.de>
3942 PR tree-optimization/37145
3943 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3944 (phi_translate_1): Constant fold references.
3946 2008-09-22 Ira Rosen <irar@il.ibm.com>
3948 PR tree-optimization/37482
3949 * tree-vectorizer.h (struct _slp_instance): Add new field.
3950 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3951 (get_earlier_stmt): New function.
3952 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3954 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3955 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3956 asserts that GSI points to the scalar statement being vectorized.
3957 Set new statement location according to GSI.
3958 (vect_schedule_slp_instance): Use GSI of
3959 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3961 2008-09-21 Jan Hubicka <jh@suse.cz>
3963 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3964 (ipcp_insert_stage): Update dead_nodes bitmap.
3966 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3969 * config/i386/t-cygming (SHLIB_LC): Remove.
3970 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3971 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3973 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
3977 * final.c (mark_symbol_ref_as_used): New helper function.
3978 (output_operand): Instead of just looking inside MEMs for
3979 SYMBOL_REFs, use new helper function and for_each_rtx.
3980 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
3981 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
3982 Make head comment more general.
3983 * config/darwin.c (machopic_output_indirection): Handle weak
3984 references here, like in assemble_external.
3986 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
3988 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
3989 (sparc_emit_float_lib_cmp): Change return type.
3990 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
3991 (gen_compare_operator): New function.
3992 (sparc_emit_float_lib_cmp): Return the new operator to be used in
3993 the comparison sequence. Minor tweaks.
3994 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
3995 that the final operator and the result of sparc_emit_float_lib_cmp
3996 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
3997 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
3998 buneq, bunge, bunle, bltgt): Assert that the final operator and the
3999 result of sparc_emit_float_lib_cmp match for software TFmode.
4000 (movqicc, movhicc, movsicc, movdicc): Merge into...
4001 (mov<I:mode>cc): ...this.
4002 (movsfcc, movdfcc, movtfcc): Merge into...
4003 (mov<F:mode>cc): ...this.
4004 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4006 (mov<I:mode>_cc_v9): ...this.
4007 (movdi_cc_sp64_trunc): Delete.
4008 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4009 movdi_cc_reg_sp64): Merge into...
4010 (mov<I:mode>_cc_reg_sp64): ...this.
4011 (movsf_cc_sp64): Rename into...
4012 (movsf_cc_v9): ...this.
4013 (movdf_cc_sp64): Rename into...
4014 (movdf_cc_v9): ...this.
4015 (movtf_cc_hq_sp64): Rename into...
4016 (movtf_cc_hq_v9): ...this.
4017 (movtf_cc_sp64): Rename into...
4018 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4020 2008-09-21 Diego Novillo <dnovillo@google.com>
4022 * doc/gccint.texi: Include generic.texi and gimple.texi.
4024 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4025 (GIMPLE): Move to gimple.texi.
4026 (Annotations): Remove references to to stmt_ann_t and
4028 (SSA Operands): Rename from 'Statement Operands'.
4029 * doc/generic.texi: New.
4030 * doc/gimple.texi: New.
4031 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4032 * Makefile.in (TEXI_GCCINT_FILES):
4033 * gimple.c (gimple_copy_call_skip_args): Rename from
4034 giple_copy_call_skip_args. Update all users.
4035 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4037 2008-09-21 Ira Rosen <irar@il.ibm.com>
4039 PR tree-optimization/37539
4040 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4041 statement in related statement field only for the first load of the
4042 group of loads with the same data reference.
4044 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4046 * config/mips/mips.h (TUNE_OCTEON): New macro.
4047 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4048 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4049 * config/mips/octeon.md: New file.
4050 * config/mips/mips.md: Include octeon.md. Restore
4051 semi-alphabetical order of include files.
4053 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4056 * config/i386/i386.md (*jcc_fused_1): Removed.
4057 (*jcc_fused_2): Likewise.
4058 (*jcc_fused_3): Likewise.
4059 (*jcc_fused_4): Likewise.
4061 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4063 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4064 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4065 * target.h (gcc_target): Add ira_cover_classes.
4066 * ira.c: Remove IRA_COVER_CLASSES guards.
4067 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4068 instead of IRA_COVER_CLASSES.
4069 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4070 (setup_class_translate): Likewise.
4071 (setup_reg_class_intersect_union): Likewise.
4072 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4073 test of targetm.ira_cover_classes.
4074 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4075 of IRA_COVER_CLASSES.
4076 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4077 (TARGET_INITIALIZER): Include it.
4078 * targhooks.h (default_ira_cover_classes): Declare.
4079 * targhooks.c (default_ira_cover_classes): New function.
4081 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4083 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4085 2008-09-19 Ian Lance Taylor <iant@google.com>
4087 * varasm.c (narrowing_initializer_constant_valid_p): Return
4088 NULL_TREE if ENDTYPE is not an integer.
4090 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4093 * tree-ssa.c (execute_update_addresses_taken): Also update
4094 DECL_GIMPLE_REG_P for vector and complex types.
4096 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4097 Jan Hubicka <jh@suse.cz>
4100 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4101 empty before freeing them.
4102 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4104 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4106 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4107 * config/xtensa/predicates.md (tls_symbol_operand): New.
4108 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4109 (TARGET_CANNOT_FORCE_MEM): Define.
4110 (xtensa_tls_symbol_p): New.
4111 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4112 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4113 (xtensa_tls_module_base): New.
4114 (xtensa_call_tls_desc): New.
4115 (xtensa_legitimize_tls_address): New.
4116 (xtensa_legitimize_address): Handle TLS symbols.
4117 (xtensa_tls_referenced_p_1): New.
4118 (xtensa_tls_referenced_p): New.
4119 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4121 (XTENSA_BUILTIN_THREAD_POINTER): New.
4122 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4123 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4124 builtin. Add declarations for __builtin_thread_pointer and
4125 __builtin_set_thread_pointer.
4126 (xtensa_fold_builtin): Recognize new builtins.
4127 (xtensa_expand_builtin): Expand new builtins.
4128 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4129 (TARGET_THREADPTR): Define.
4130 (HAVE_AS_TLS): Define default value.
4131 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4132 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4133 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4134 (UNSPECV_SET_TP): New.
4135 (sym_TPOFF, sym_DTPOFF): New.
4136 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4137 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4138 * configure: Regenerated.
4140 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4143 * config/ia64/ia64.c (ia64_optimization_options): Move
4144 checking and setting flag_schedule_insns_after_reload and
4145 ia64_flag_schedule_insns2 back to ...
4146 (ia64_override_options): Here.
4148 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4151 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4152 zero extend count after the correction to it is done.
4153 (doloop_optimize): Update call to doloop_modify, don't zero extend
4156 2008-09-18 Martin Jambor <mjambor@suse.cz>
4158 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4160 * ipa-prop.c: Correct comments.
4161 * ipa-prop.h: Likewise.
4163 2008-09-18 Jan Hubicka <jh@suse.cz>
4166 * ipa-reference.c (ipa_reference_local_vars_info_d,
4167 ipa_reference_global_vars_info_d,
4168 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4169 ipa_reference_vars_info_t): Move here from ipa-reference.h
4170 (node_duplication_hook_holder, node_removal_hook_holder): New.
4171 (get_reference_vars_info_from_cgraph): Rename to ...
4172 (get_reference_vars_info): ... this one, use cgraph uids.
4173 (get_local_reference_vars_info, get_global_reference_vars_info):
4174 Use cgraph instead of decl.
4175 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4177 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4178 ipa_reference_get_written_global,
4179 ipa_reference_get_not_written_global): Use cgraph argument.
4180 (check_call): Simplify avail check.
4181 (scan_stmt_for_static_refs): Update.
4182 (propagate_bits): Update.
4183 (merge_callee_local_info): Remove.
4184 (init_function_info): Use cgraph nodes.
4185 (clean_function_local_data): Break out from ...
4186 (clean_function): ... here.
4187 (copy_local_bitmap, copy_global_bitmap): New functions.
4188 (duplicate_node_data, remove_node_data): New functions.
4189 (generate_summary): Register hooks; use visibility instead of
4191 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4192 * ipa-reference.h (ipa_reference_local_vars_info_d,
4193 ipa_reference_global_vars_info_d,
4194 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4195 ipa_reference_vars_info_t): Move to ipa-reference.c
4196 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4198 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4199 ipa_reference_get_not_read_global,
4200 ipa_reference_get_not_written_global): Update prototype.
4201 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4202 (init_state): Remove.
4203 (node_duplication_hook_holder, node_removal_hook_holder): New.
4204 (get_function_state, set_function_state): Use VECtor.
4205 (analyze_function): Check body availability.
4206 (add_new_function): Likewise.
4207 (duplicate_node_data, remove_node_data): New.
4208 (generate_summary): Register hooks; do not care about clones.
4209 (propafate): Do not care about clones; recursive functions are
4211 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4212 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4213 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4215 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4216 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4217 Update call of ipa-reference accesors.
4219 2008-09-18 Simon Baldwin <simonb@google.com>
4221 * c-opts.c (c_common_handle_option): Add handling for
4222 -Wbuiltin-macro-redefined command line option.
4223 * c.opt: Added builtin-macro-redefined option.
4224 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4227 2008-09-18 Richard Guenther <rguenther@suse.de>
4229 PR tree-optimization/37258
4230 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4231 and signedness for integral types.
4232 (vn_phi_eq): Require compatible types.
4234 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4237 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4238 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4240 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4241 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4242 ggc_free other TREE_LIST nodes from that chain.
4243 * function.c (instantiate_decls): Instantiate also DECL_RTL
4244 of vars in cfun->local_decls, free that list afterwards.
4246 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4248 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4249 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4251 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4253 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4254 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4256 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4258 PR tree-optimization/37102
4259 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4260 from a node. Check to see if another PHI is dead.
4261 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4262 remove real PHIs which have no uses.
4263 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4265 2008-09-18 Richard Guenther <rguenther@suse.de>
4268 * tree-cfg.c (remove_useless_stmts_1): Remove
4269 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4271 2008-09-18 Nick Clifton <nickc@redhat.com>
4273 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4274 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4275 to frv_secondary_reload_class.
4276 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4277 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4278 (frv_secondary_reload_class): Omit unused parameter.
4279 (frv_secondary_reload): New function. Handle the case when
4280 secondary_reload_class() is called before the reload_(in|out)
4281 _optabs have been initialised.
4282 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4284 * config/frv/frv.md: Define an exclusion set between fr550_m0
4287 2008-09-18 Richard Guenther <rguenther@suse.de>
4289 PR tree-optimization/37456
4290 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4291 want to insert after ends a BB insert on the single fallthru
4294 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4296 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4297 Mention -march=z9-109, z9-ec and z10.
4299 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4301 PR rtl-optimization/37544
4302 * regrename.c (maybe_mode_change): Exit early when copy_mode
4303 is narrower than orig_mode and narrower than new_mode.
4305 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4308 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4310 * sched-rgn.c (ref_counts): Remove.
4311 (insn_referenced): New static variable.
4312 (INSN_REF_COUNT): Remove.
4313 (sched_run_compute_dependencies): Use insn_referenced instead of
4315 (add_branch_dependences): Likewise. Delete dead assignment.
4317 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4319 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4320 consumer is an asm. Add comment why this is important.
4321 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4322 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4324 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4326 * expr.c (emit_group_store): Do not shift before moving via a
4329 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4331 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4332 from aggregate to non-aggregate type if the bit pattern is not fully
4333 preserved afterwards.
4335 2008-09-17 Richard Guenther <rguenther@suse.de>
4337 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4338 (verify_gimple_assign): ... this. Split into ...
4339 (verify_gimple_assign_unary): ... this,
4340 (verify_gimple_assign_binary): ... that,
4341 (verify_gimple_assign_single): ... and this.
4342 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4343 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4344 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4345 (verify_types_in_gimple_reference): Be forgiving with
4347 (verify_gimple_phi): Deal with virtual operands.
4349 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4351 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4353 * tree.c (get_callee_fndecl): Don't call the language hook.
4354 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4355 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4356 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4358 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4360 * tree.c (protected_set_expr_location): Don't unnecessarily
4361 check for error_mark_node.
4363 2008-09-17 Art Haas <ahaas@impactweather.com>
4365 * ipa-reference.c (analyze_function): Declare step only if
4366 ENABLE_CHECKING is defined.
4368 2008-09-17 Jan Hubicka <jh@suse.cz>
4371 * tree.h (DECL_INLINE): remove.
4372 (DECL_DECLARED_INLINE_P): Update docs.
4373 (DECL_NO_INLINE_WARNING_P): new.
4374 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4375 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4377 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4378 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4381 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4384 2008-09-17 Jan Hubicka <jh@suse.cz>
4386 * ipa-reference.c (ipa_obstack): Remove.
4387 (local_info_obstack, global_info_obstack): New.
4388 (add_static_var): We now handle variables only.
4389 (mark_address_taken, mark_load, mark_store): New functions based on ...
4390 (check_operand): ... remove.
4391 (get_asm_stmt_operands): Rename to ...
4392 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4393 (scan_stmt_for_static_refs): Rewrite.
4394 (scan_op_for_static_refs): Rename to ...
4395 (scan_initializer_for_static_refs): do not look for VAR_DECL
4396 initializers; stop recursion on types and decls.
4397 (ipa_init): Use proper obstacks.
4398 (analyze_variable): Use scan_initializer_for_static_refs.
4399 (init_function_info): Use local obstack.
4400 (analyze_function): Simplify.
4401 (add_new_function): We don't need visited_nodes obstack.
4402 (generate_summary): Use proper obstacks; cleanup after propagation.
4404 2008-09-17 Richard Guenther <rguenther@suse.de>
4407 PR tree-optimization/37491
4408 * alias.c (get_alias_set): Use the canonical type.
4409 * tree-vect-transform.c (vectorizable_store): Use the type of
4410 the lhs for the vector type. Adjust checking.
4411 (vectorizable_load): Adjust checking.
4413 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4414 Adam Nemet <anemet@caviumnetworks.com>
4416 PR rtl-optimization/37483
4417 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4418 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4419 Rearrange code to better match the original comment. Check
4420 t_unconditional first. Improve comment.
4422 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4425 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4426 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4429 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4430 GIMPLE_TRY if cleanup sequence is empty.
4432 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4435 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4436 eliminate IV if the cost are the same.
4438 2008-09-16 Richard Guenther <rguenther@suse.de>
4441 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4444 2008-09-16 Richard Guenther <rguenther@suse.de>
4446 PR tree-optimization/37508
4447 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4449 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4451 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4453 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4455 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4456 use gen_floatdidf2 directly.
4457 (floatunssidf2): Likewise.
4458 (floatsidf_ppc64_mfpgpr): Remove.
4459 (floatsidf_ppc64): Remove.
4460 (floatunssidf_ppc64): Remove.
4462 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4464 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4465 rather than update_cost_queue.
4467 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4468 in every call starting with the second one, instead of only when
4469 alias_bitmap_obstack.elements != NULL.
4471 * tree-predcom.c (filter_suitable_components): Free all refs in
4472 act->refs vector before calling release_component.
4473 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4475 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4477 * tree-loop-linear.c (linear_transform_loops): Initialize
4478 lambda_obstack only after calling perfect_loop_nest_depth.
4479 Goto free_and_continue instead of just continue for later failures.
4482 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4485 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4487 2008-09-14 Andreas Schwab <schwab@suse.de>
4489 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4491 2008-09-14 Jan Hubicka <jh@suse.cz>
4493 * invoke.texi (-fconserve-stack): Document.
4494 * opts.c (decode_options): Handle conserve_stack.
4495 * common.opt (fconvserve_stack): New.
4497 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4499 * config.host: Add x-aix to host_xmake_file.
4500 * config/rs6000/t-aix52: Do not override LDFLAGS.
4501 * config/rs6000/x-aix: New file.
4503 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4509 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4510 is not recognized as a valid register usage. Allow REG_X to be used
4512 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4513 forces a reload when using a base register.
4515 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4517 * config/i386/cygming-crtend.c (register_frame_ctor): If
4518 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4519 directly with atexit.
4520 (deregister_frame_ctor): Rename to ...
4521 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4522 if !DEFAULT_USE_CXA_ATEXIT.
4524 2008-09-13 Jan Hubicka <jh@suse.cz>
4526 * cgraph.c: Include value-prof.h
4527 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4529 2008-09-13 Jan Hubicka <jh@suse.cz>
4532 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4533 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4534 tree_gen_one_value_profiler, tree_gen_average_profiler,
4535 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4537 2008-09-13 Jan Hubicka <jh@suse.cz>
4539 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4540 too many bytes on misalligned blocks.
4542 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4544 * doc/cfg.texi: Fix some typos.
4545 * doc/extend.texi: Likewise.
4546 * doc/install.texi: Likewise.
4547 * doc/invoke.texi: Likewise.
4548 * doc/rtl.texi: Likewise.
4549 * doc/tree-ssa.texi: Likewise.
4551 2008-09-13 Richard Guenther <rguenther@suse.de>
4554 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4555 gimple stores for memory rhs.
4557 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4559 PR rtl-optimization/37489
4560 * cse.c (fold_rtx): Don't return const_true_rtx for float
4561 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4563 2008-09-13 Jan Hubicka <jh@suse.cz>
4565 PR tree-optimization/37392
4566 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4568 2008-09-13 Martin Jambor <mjambor@suse.cz>
4569 Jan Hubicka <jh@suse.cz>
4571 * cgraph.c (free_edges): New variable.
4572 (NEXT_FREE_EDGE): New macro.
4573 (cgraph_free_edge): New function.
4574 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4575 (cgraph_node_remove_callees): Likewise.
4576 (cgraph_node_remove_callers): Likewise.
4577 (cgraph_create_edge): Reuse edges from the free list. Do not
4578 update uid if doing so.
4579 (cgraph_remove_*_hook): Add free call.
4581 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4583 * ira-color.c (conflict_allocno_vec): Delete.
4584 (update_cost_queue_elem): New structure.
4585 (update_cost_queue): New variable.
4586 (update_cost_queue_tail): Likewise.
4587 (update_cost_queue_elems): Likewise.
4588 (allocno_update_cost_check): Delete.
4589 (initiate_cost_update): Allocate update_cost_queue_elems
4590 instead of allocno_update_cost_check.
4591 (finish_cost_update): Update the free()s accordingly.
4592 (start_update_cost): New function.
4593 (queue_update_cost): Likewise.
4594 (get_next_update_cost): Likewise.
4595 (update_copy_costs_1): Inline into...
4596 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4597 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4598 once we've established they are equal. Don't allocate update
4599 costs if there is nothing to add to them.
4600 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4601 DIVISOR arguments. Use a queue instead of recursive calls;
4602 process all the allocnos in the initial queue, rather than
4604 (assign_hard_reg): Use queue_update_cost instead of
4605 conflict_allocno_vec. Queue coalesced allocnos instead
4606 of calling update_conflict_hard_regno_costs for each one.
4607 Just call update_conflict_hard_regno_costs once for the
4609 (ira_color): Remove conflict_allocno_vec handling.
4611 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4613 PR tree-optimization/37484
4614 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4615 (save_var_name): Same.
4616 (initialize_cloog_names): Same.
4617 (initialize_cloog_names): Same.
4619 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4621 * tree-scalar-evolution.c (set_instantiated_value): Set
4624 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4628 * ira-build.c (common_loop_tree_node_dominator): Remove.
4629 (copy_live_ranges_to_removed_store_destinations): New function.
4630 (regno_top_level_allocno_map): Move to top level from ...
4631 (ira_flattening): ... here. Use
4632 copy_live_ranges_to_removed_store_destinations.
4634 * ira-emit.c (generate_edge_moves): Fix a comment.
4636 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4639 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4640 scratch register after 'set' pattern.
4642 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4644 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4645 information passed to mark_reg_pointer.
4646 * explow.c (force_reg): Likewise.
4648 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4650 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4651 when building for the celledp architecture.
4653 2008-09-12 Richard Guenther <rguenther@suse.de>
4655 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4657 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4659 PR rtl-optimization/37424
4660 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4661 the regnos instead of the addresses.
4663 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4665 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4667 2008-09-11 Richard Guenther <rguenther@suse.de>
4669 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4670 entering the weaker equivalence recording.
4672 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4674 2008-09-11 Jeff Law <law@redhat.com>
4676 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4677 by assign_stack_local on the IRA path for stack slot sharing
4678 as well as the non-IRA path.
4680 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4682 * config/i386/i386.h: Fix whitespace issues.
4684 2008-09-11 Martin Jambor <mjambor@suse.cz>
4686 * ipa-prop.h (struct ipa_param_flags): Removed.
4687 (struct ipa_param_descriptor): New structure.
4688 (struct ipa_node_params): ipcp_lattices, param_decls and
4689 param_flags moved to ipa_param_description.
4690 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4691 descriptors. Renamed all users.
4692 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4693 changed to access descriptors. Renamed all users.
4694 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4695 to access descriptors. Renamed all users.
4696 * ipa-cp.c (ipcp_init_cloned_node): Call
4697 ipa_initialize_node_params instead of ipa_count_formal_params and
4698 ipa_create_param_decls_array.
4699 (ipcp_analyze_node): Likewise.
4700 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4701 descriptors. Renamed all users.
4702 (ipcp_initialize_node_lattices): Remove allocation.
4703 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4704 ipa_initialize_node_params instead of ipa_count_formal_params and
4705 ipa_create_param_decls_array.
4706 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4707 ipa_populate_param_decls, made static, added parameter info,
4708 renamed mt to node, removed allocation, changed to use
4710 (ipa_count_formal_params): Made static, added parameter info,
4712 (ipa_initialize_node_params): New function.
4713 (ipa_check_stmt_modifications): Changed to use descriptors.
4714 (ipa_detect_param_modifications): Removed allocation, changed to
4716 (ipa_note_param_call): Changed to use descriptors.
4717 (ipa_analyze_params_uses): Removed allocation.
4718 (ipa_free_node_params_substructures): Changed to use descriptors.
4719 (ipa_edge_duplication_hook): Use the unused attribute.
4720 (ipa_node_duplication_hook): Use the unused attribute, changed to
4721 use descriptors, changed to duplicate descriptors.
4723 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4724 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4725 indirect inlining. Made static.
4726 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4727 functions called only once.
4728 (cgraph_decide_recursive_inlining): Don't call
4729 ipa_propagate_indirect_call_infos, pass new_edges to
4730 cgraph_mark_inline_edge instead.
4731 (cgraph_decide_inlining_of_small_functions): Don't call
4732 ipa_propagate_indirect_call_infos, pass new_edges to
4733 cgraph_mark_inline_edge instead.
4734 (cgraph_decide_inlining): Don't call
4735 ipa_propagate_indirect_call_infos.
4736 * ipa-prop.c: Check that vectors are allocated.
4738 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4739 iff a new cgraph edges have been created.
4740 (cgraph_decide_inlining): New variable redo_always_inline.
4741 Flattening and always_inlining loop until callgraph stabilizes.
4742 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4743 true iff new cgraph edges have been created.
4744 (propagate_info_to_inlined_callees): Likewise.
4745 (ipa_propagate_indirect_call_infos): Likewise.
4747 2008-09-11 Richard Guenther <rguenther@suse.de>
4749 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4750 (set_prologue_iterations): Likewise.
4751 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4753 (vect_update_init_of_dr): Likewise.
4754 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4756 * fold-const.c (fold_unary): Do not generate calculations
4759 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4761 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4762 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4763 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4765 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4767 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4768 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4769 before finalizing the changes.
4770 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4772 (simplify_truth_ops_using_ranges): New.
4773 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4774 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4775 whether a simplification was made.
4776 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4777 use a switch statement and also call simplify_truth_ops_using_ranges.
4779 2008-09-11 Jan Hubicka <jh@suse.cz>
4781 * ggc-common.c (loc_array): Make static.
4782 * dce.c (rest_of_handle_ud_dce): Free worklist.
4784 2008-09-11 Jan Hubicka <jh@suse.cz>
4786 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4787 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4788 function so we are sure we do not dangle it forever.
4789 * function.c (outer_function_chain, find_function_data): Remove.
4790 (function_context_stack): New.
4791 (push_function_context, pop_function_context): Update.
4792 * function.h (struct function): Remove pointer outer.
4793 (outer_function_chain, find_function_data): Remove.
4794 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4796 2008-09-11 Jan Hubicka <jh@suse.cz>
4799 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4801 2008-09-11 Jan Hubicka <jh@suse.cz>
4803 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4805 2008-09-11 Jan Hubicka <jh@suse.cz>
4807 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4808 (free_var_map_entry): New function.
4809 (redirect_edge_var_map_destroy): Use it.
4811 2008-09-11 Jan Hubicka <jh@suse.cz>
4814 * tree-inline.c (add_lexical_block): Replace with ...
4815 (prepend_lexical_block): ... prepend at begginig.
4816 (remap_blocks): Use it and reverse later.
4817 (expand_call_inline): Use prepend_lexical_block.
4819 2008-09-11 Jan Hubicka <jh@suse.cz>
4821 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4823 2008-09-11 Jan Hubicka <jh@suse.cz>
4825 * function.c (free_after_compilation): Call insn_locators_free.
4826 * cfglayout.c (insn_locators_free): New function.
4827 * rtl.h (insn_locators_free): Declare.
4829 2008-09-11 Jan Hubicka <jh@suse.cz>
4831 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4833 (cond_move_process_if_block): Update call.
4835 2008-09-11 Jan Hubicka <jh@suse.cz>
4837 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4838 * vec.c: Include hashtab.h
4839 (vec_descriptor, ptr_hash_entry): New structures.
4840 (vec_desc_hash, vec_ptr_map): New static variables.
4841 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4842 register_overhead, free_overhead, vec_heap_free): New functions.
4843 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4844 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4845 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4848 2008-09-11 Ira Rosen <irar@il.ibm.com>
4850 PR tree-optimization/37474
4851 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4852 length of load permutation.
4854 2008-09-11 Andreas Schwab <schwab@suse.de>
4856 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4858 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4861 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4862 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4863 simplify_gen_subreg.
4865 2008-09-11 Ira Rosen <irar@il.ibm.com>
4867 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4870 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4873 * gimplify.c (gimplify_body): Call default_rtl_profile.
4876 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4877 instead of tok->val.node if not expanding to something else. Handle
4878 intervening CPP_PADDING tokens.
4879 (altivec_categorize_keyword): Remove unneeded comparisons.
4881 2008-09-10 Richard Guenther <rguenther@suse.de>
4883 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4885 2008-09-10 Richard Guenther <rguenther@suse.de>
4888 * tree-inline.c (insert_init_stmt): Make sure to not
4889 insert invalid gimple stores.
4891 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4893 PR tree-optimization/37388
4894 * toplev.c (process_options): Fail and warn when graphite
4895 flags are used, but the compiler has not been configured
4896 with graphite libraries.
4897 * graphite.c (graphite_transform_loops): Remove printfs
4898 to dump_file for the case when graphite is not available.
4900 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4903 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4904 the even element into register.
4905 (ix86_expand_vector_init_general): Don't use
4906 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4907 if we can't move from GPR to SSE register directly.
4909 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4911 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4912 not lose track of the number of NOPs needed. Number of NOPs needed
4913 for sync vs. loads workaround was switched; corrected. Run second
4914 pass for all workarounds. No NOPs needed after call insns. Change
4915 second pass to use find_next_insn_start and find_load helpers in order
4916 to properly detect parallel insns.
4917 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4919 2008-09-10 Jan Hubicka <jh@suse.cz>
4921 * value-prof.c (gimple_ic): Fix tuplification bug.
4922 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4925 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4927 PR tree-optimization/37353
4928 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4929 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4930 calls instead of cond_dead_built_in_calls.
4931 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4932 initalize the vector only before adding first entry. Use VEC_safe_push
4933 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4934 shrink_wrap_conditional_dead_built_in_calls call.
4936 2008-09-10 Ira Rosen <irar@il.ibm.com>
4938 PR tree-optimization/37385
4939 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4940 argument, and use it as a vector type if not NULL.
4941 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4943 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4944 additional argument.
4945 (vectorizable_load): Likewise.
4947 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4949 * config/i386/i386.md (SWI32): New mode iterator.
4950 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4953 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4955 PR rtl-optimization/37435
4956 * caller-save.c (insert_restore, insert_save): Check the mode by
4959 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4962 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4964 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4967 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4969 * doc/invoke.texi (ARM Options): Correct errors in discussion
4970 of -mfloat-abi, -mhard-float, and -msoft-float.
4972 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4973 Jan Hubicka <jh@suse.cz>
4976 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
4977 calling gimple_regimplify_operands on it. Iterate over all newly
4978 added statements, not just the last one.
4979 (insert_init_stmt): Insert stmt into seq first, then call
4980 gimple_regimplify_operands on it. Don't create new gimplification
4981 context, nor find referenced vars.
4983 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4986 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
4987 to pointer to vector pointer.
4988 * ipa-prop.c (ipa_propagate_indirect_call_infos,
4989 propagate_info_to_inlined_callees): Likewise.
4990 (update_call_notes_after_inlining): Likewise. Push new indirect edge
4991 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
4992 ipa_check_create_edge_args.
4993 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
4994 argument to pointer to vector pointer.
4995 (cgraph_decide_inlining_of_small_function): Adjust
4996 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5000 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5001 optimizing for size, not speed.
5003 PR rtl-optimization/37408
5004 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5005 if parm is promoted.
5007 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5009 PR tree-optimization/37375
5010 * tree-scalar-evolution.c (scev_info_str): Add field
5012 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5013 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5014 set_instantiated_value): Pass instantiated_below.
5015 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5017 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5018 the definitions are not instantiated.
5020 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5021 (block_before_loop): New.
5022 * tree-data-ref.c (dr_analyze_indices): Update uses of
5024 * graphite.c (block_before_scop): New.
5025 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5026 basic block, not a loop for determining the parameters.
5027 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5029 (idx_record_params, find_params_in_bb, find_scop_parameters,
5030 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5031 to instantiate_scev.
5033 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5035 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5039 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5041 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5042 Check zero freq and increase if necessary.
5044 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5046 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5047 regno is in the right range. Add comments.
5049 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5051 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5053 * mips-tfile.c (copy_object): Cast alloca result to int *.
5054 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5056 Rename class to sclass.
5057 (read_tfile): Cast read_seek return values to proper types.
5058 Cast xcalloc return value to proper type.
5060 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5062 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5063 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5064 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5066 2008-09-09 Jan Hubicka <jh@suse.cz>
5068 * profile.c (is_edge_inconsistent): Add debug output; ignore
5069 negative count on fake edges.
5070 (is_inconsistent): Add debug output.
5072 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5074 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5076 (choose_ready): When first insn is chosen from the ready list, also
5079 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5081 PR rtl-optimization/37360
5082 * haifa-sched.c (max_issue): Do not assert that we never issue more
5083 insns than issue_rate. Add comment.
5085 2008-09-09 Richard Guenther <rguenther@suse.de>
5087 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5088 (verify_types_in_gimple_call): Rename to ...
5089 (verify_gimple_call): ... this. Enhance.
5090 (verify_types_in_gimple_cond): Remove.
5091 (verify_gimple_comparison): New function ...
5092 (verify_types_in_gimple_assign): ... split out from here.
5093 (verify_types_in_gimple_return): Rename to ...
5094 (verify_gimple_return): ... this. Enhance.
5095 (verify_types_in_gimple_switch): Rename to ...
5096 (verify_gimple_switch): ... this. Enhance.
5097 (verify_gimple_goto): New function.
5098 (verify_types_in_gimple_phi): Rename to ...
5099 (verify_gimple_phi): ... this. Enhance.
5100 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5101 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5102 (verify_types_in_gimple_seq_2): Remove cases handled in
5103 verify_types_in_gimple_stmt.
5105 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5107 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5108 (push_multiple_operation, pop_multiple_operation): Set it.
5109 (workaround_rts_anomaly): New function.
5110 (workaround_speculation): New function, broken out of bfin_reorg.
5111 (bfin_reorg): Call the new functions.
5113 2008-09-09 Richard Guenther <rguenther@suse.de>
5117 * gimplify.c (gimplify_conversion): Change conversions of
5118 non-register type to VIEW_CONVERT_EXPRs.
5119 (gimplify_addr_expr): If we need to make the operand
5120 addressable make sure to use a properly initialized
5121 temporary for that so it gets a valid gimple store.
5123 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5125 * function.h (struct function): Add function_start_locus.
5126 * cfgexpand.c (gimple_expand_cfg): Use it.
5127 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5129 2008-09-09 Richard Guenther <rguenther@suse.de>
5131 PR tree-optimization/37433
5132 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5135 2008-09-09 Richard Guenther <rguenther@suse.de>
5137 PR tree-optimization/37387
5138 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5139 and bits to a common type.
5141 2008-09-09 Nick Clifton <nickc@redhat.com>
5143 * config/v850/v850.md (return): Restore frame size restriction.
5145 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5147 * c-common.c (c_expand_decl): Remove.
5148 * c-common.h (anon_aggr_type_p): Remove prototype.
5149 (DECL_ANON_UNION_ELEMS): Remove.
5150 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5151 * c-decl.c (anon_aggr_type_p): Remove.
5152 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5153 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5154 * langhooks.h (struct lang_hooks): Remove expand_decl.
5155 * langhooks.c (lhd_expand_decl): Remove.
5156 * stmt.c (expand_anon_union_decl): Remove.
5157 * tree.h (expand_anon_union_decl): Remove prototype.
5159 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5162 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5164 * config/avr/avr.md (QISI) : Define mode iterator.
5165 (negated_tst<mode>) : Redefine as split using mode macro.
5166 (reversed_tstqi): Define insn as reversed compare with zero.
5167 (reversed_tsthi): Ditto.
5168 (reversed_tstsi): Ditto.
5170 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5173 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5174 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5177 * predict.c (optimize_function_for_size_p): Don't segfault if
5179 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5180 tree_swap_operands_p): Don't test cfun != NULL before calling
5181 optimize_function_for_s*_p.
5183 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5185 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5188 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5190 * crx/crx.h (IRA_COVER_CLASSES): Define.
5192 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5195 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5196 even when a stmt has been gimple_modified_p, but after fold_stmt is
5197 not any longer. Remove unneeded may_have_exposed_new_symbols
5200 2008-09-08 Richard Guenther <rguenther@suse.de>
5202 PR tree-optimization/37421
5203 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5206 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5209 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5211 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5214 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5215 * pa-hpux10.h (LINK_SPEC): Likewise.
5216 * pa-hpux11.h (LINK_SPEC): Likewise.
5218 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5220 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5221 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5223 2008-09-07 Helge Deller <deller@gmx.de>
5225 * pa/linux-atomic.c: New file.
5226 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5227 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5229 2008-09-07 Richard Guenther <rguenther@suse.de>
5230 Ira Rosen <irar@il.ibm.com>
5232 PR tree-optimization/36630
5233 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5234 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5236 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5237 Ira Rosen <irar@il.ibm.com>
5239 PR tree-optimization/35642
5240 * config/rs6000/altivec.md (mulv8hi3): Implement.
5242 2008-09-06 Jeff Law <law@redhat.com>
5244 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5246 2008-09-06 Jan Hubicka <jh@suse.cz>
5248 PR tree-optimization/14703
5249 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5251 * passes.c (init_optimization_passes): Recompute inline parameters.
5253 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5255 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5258 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5259 Peter Fuerst <post@pfrst.de>
5261 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5262 * doc/extend.texi: Document __builtin_mips_cache.
5263 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5264 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5265 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5266 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5267 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5268 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5269 (set_push_mips_isas): New variable.
5270 (mips_r10k_cache_barrier): New variable.
5271 (cache): New availability predicate.
5272 (mips_builtins): Add an entry for __builtin_mips_cache.
5273 (mips_build_cvpointer_type): New function.
5274 (MIPS_ATYPE_CVPOINTER): New macro.
5275 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5277 (r10k_simplified_address_p, r10k_simplify_address)
5278 (r10k_uncached_address_p, r10k_safe_address_p)
5279 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5280 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5281 (r10k_insert_cache_barriers): New functions.
5282 (mips_reorg_process_insns): Delete cache barriers after a
5283 branch-likely instruction.
5284 (mips_reorg): Call r10k_insert_cache_barriers.
5285 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5286 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5287 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5288 (mips_cache, r10k_cache_barrier): New define_insns.
5290 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5292 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5293 * ira-color.c (setup_allocno_left_conflicts_num): Use
5294 hard_reg_set_equal_p instead of a comparison with
5295 ira_zero_hard_reg_set.
5296 * ira.c (setup_reg_subclasses): Likewise.
5297 (setup_cover_and_important_classes): Likewise.
5298 (setup_class_translate): Likewise.
5299 (setup_reg_class_intersect_union): Likewise.
5300 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5301 (ira_init_once): Don't initialize them.
5303 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5305 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5307 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5309 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5311 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5313 Improved branch hints, safe hints, and scheduling.
5315 * haifa-sched.c (sched_emit_insn) : Define.
5316 * sched-int.h (sched_emit_insn) : Add prototype.
5317 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5318 -mhint-max-distance -msafe-hints) : Document.
5319 * config/spu/spu.c (spu_flag_var_tracking): New.
5320 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5321 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5322 TARGET_ASM_FILE_START): Define.
5323 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5324 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5325 (spu_emit_branch_hint): Add blocks argument.
5326 (insert_branch_hints, insert_nops): Remove.
5327 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5328 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5329 spu_sched_reorder, asm_file_start): New functions.
5330 (clock_var, spu_sched_length, pipe0_clock,
5331 pipe1_clock, prev_clock_var, prev_priority,
5332 spu_ls_first, prev_ls_clock): New static variables.
5333 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5334 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5335 (nopn_nv): Add a non-volatile version of nop.
5336 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5337 -mhint-max-distance, -msafe-hints): New options.
5339 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5340 Samuel Tardieu <sam@rfc1149.net>
5342 * opts.c (decode_options): Combine nested if statements.
5345 * opts.c (decode_options): Handle more relationships among
5346 unit-at-a-time, toplevel-reorder, and section-anchors.
5348 2008-09-05 David Daney <ddaney@avtrex.com>
5350 * doc/install.texi (--enable-reduced-reflection): Document new option.
5352 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5354 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5356 (constantpool_operand): New.
5357 (move_operand): Disallow sub-word modes for the constant pool.
5358 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5359 (xtensa_secondary_reload_class): Replace with....
5360 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5361 Set icode for sub-word reloads from the constant pool.
5362 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5363 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5364 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5365 * config/xtensa/xtensa-protos.h: Update prototypes.
5367 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5369 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5370 (REG_CLASS_NAMES): Update.
5371 (REG_CLASS_CONTENTS): Update.
5372 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5373 of ALL_REGS for regs 77 and 78.
5374 * function.c (instantiate_virtual_regs_in_insn): Assert that
5375 return value of simplify_gen_subreg is not NULL.
5377 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5379 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5380 (gen_rtvec_v): Fix coding standards.
5382 2008-09-04 Jan Hubicka <jh@suse.cz>
5384 * i386.c (decide_alg): Be more conservative about optimizing for size.
5386 2008-09-04 Ian Lance Taylor <iant@google.com>
5388 * varasm.c (narrowing_initializer_constant_valid_p): New
5390 (initializer_constant_valid_p): Call it.
5392 2008-09-04 Jeff Law <law@redhat.com>
5394 * fold-const.c (native_encode_real): Fix computation of WORDS.
5395 (native_interpret_real): Likewise.
5397 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5399 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5401 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5403 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5404 that the cost is already taken into account in ira-costs.c
5406 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5408 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5409 ira_debug_copies): New.
5410 (ira_bulid): Call print_copies.
5412 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5414 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5417 * config/rs6000/rs6000.c (optimization_options): Remove check of
5418 flag_toplevel_order.
5420 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5422 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5423 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5424 second operand is a reg_imm10_operand.
5425 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5426 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5427 (*seq_<GPR:mode><GPR2:mode>): Rename to
5428 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5430 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5431 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5433 (*sne_<GPR:mode><GPR2:mode>): Rename to
5434 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5437 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5439 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5440 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5441 combining an arithmetic right shift by more than 31 and a
5442 trunction. Don't match for out-of-range shift amounts. Set
5443 attribute mode to <MODE>.
5444 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5445 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5446 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5447 shifts by less than 32.
5448 (extv): Change predicate on first operand to accept registers.
5449 Change predicate of the other operands from immediate_operand to
5450 const_int_operand. Expand exts when source is a register.
5451 (extzv): Change predicate of the constant operands from
5452 immediate_operand to const_int_operand.
5453 (extzv<mode>): Change predicate of the constant operands from
5454 immediate_operand to const_int_operand and no constraint. Also
5456 (*extzv_trunc<mode>_exts): New pattern.
5458 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5460 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5461 * config/mips/mips-protos.h (mask_low_and_shift_p,
5462 mask_low_and_shift_len): Declare.
5463 * config/mips/mips.c (mask_low_and_shift_p,
5464 mask_low_and_shift_len): New functions.
5465 (mips_print_operand): Handle new operand prefix "m".
5466 * config/mips/mips.md (*cins<mode>): New pattern.
5468 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5470 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5471 optimizing for size.
5473 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5475 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5476 regardless of epilogue_completed.
5478 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5481 * ira-lives.c (process_bb_node_lives): Check setjmp.
5483 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5486 * ira-build.c (form_loop_tree): Reverse BB walk.
5487 (create_bb_allocnos): Likewise.
5488 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5489 (mark_reg_store): Rename to...
5490 (mark_ref_live): ...this and take a df_ref argument instead of
5491 note_stores arguments. Assert that we have a register.
5492 (mark_reg_clobber): Delete.
5493 (def_conflicts_with_inputs_p): New function.
5494 (mark_reg_conflicts): Delete.
5495 (mark_reg_death): Rename to...
5496 (mark_ref_dead): ...this and take a df_ref argument instead of
5497 a register. Assert that we have a register.
5498 (process_bb_node_lives): Hoist frequency calculation out of
5499 instruction walk. Convert from a forwards scan to a backwards scan.
5500 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5501 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5502 (create_allocno_live_ranges): Don't create regs_set.
5504 2008-09-04 Ian Lance Taylor <iant@google.com>
5506 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5507 or REG_LABEL_TARGET.
5508 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5509 comparing MODE with MEM.
5510 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5511 comparing with GF_PREDICT_TAKEN.
5512 (gimple_get_lhs): Change code to enum gimple_code.
5513 (gimple_set_lhs): Likewise.
5514 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5515 * omp-low.c (find_omp_clause): Change kind parameter to enum
5517 * tree-flow.h (find_omp_clause): Update declaration.
5518 * regrename.c (clear_dead_regs): Change kind parameter to enum
5520 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5522 * see.c (see_get_extension_data): Change return type to enum
5523 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5524 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5525 (see_gen_normalized_extension): Change extension_code parameter to
5527 (see_seek_pre_extension_expr): Change extension_code to enum
5529 (see_merge_one_def_extension): Likewise.
5530 (see_handle_relevant_defs): Likewise.
5531 (see_handle_relevant_uses): Likewise.
5532 (see_analyze_one_def): Likewise.
5533 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5534 GIMPLE_ASM rather than ASM_EXPR.
5535 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5536 GIMPLE_RETURN rather than RETURN_EXPR.
5537 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5538 (evaluate_stmt): Likewise.
5539 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5540 to enum vect_relevant.
5541 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5542 compare gimple codes with tree codes.
5544 2008-09-04 Paul Brook <paul@codesourcery.com>
5546 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5548 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5550 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5551 pointer check lost in the recent no-unit-at-a-time patch.
5553 2008-09-04 Jan Hubicka <jh@suse.cz>
5556 * tree-switch-conversion.c (check_final_bb): Accept only IP
5559 2008-09-04 Jan Hubicka <jh@suse.cz>
5561 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5563 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5564 using_ranges argument.
5565 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5566 (vrp_visit_cond_stmt): Update call of
5567 vrp_evaluate_conditional_warnv_with_ops
5569 2008-09-04 Jan Hubicka <jh@suse.cz>
5571 PR tree-optimization/37345
5572 PR tree-optimization/37358
5573 PR tree-optimization/37357
5574 * tree.c (build_function_type_skip_args): Build distinct type copy;
5576 (build_function_decl_skip_args): Set type of new decl not orig decl;
5577 clear DECL_VINDEX for methods turned into functions.
5579 2008-09-04 Nick Clifton <nickc@redhat.com>
5581 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5582 * configure: Regenerate.
5583 * config.in: Regenerate.
5584 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5585 alignment field, if it is supported.
5587 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5589 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5592 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5594 * config/rs6000/rs6000.c (processor_target_table): Do not
5595 enable VMX for POWER6.
5597 2008-09-03 Anton Blanchard <anton@samba.org>
5599 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5600 emit memory barrier before operation.
5602 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5605 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5606 default_elf_asm_output_external.
5608 2008-09-03 Jeff Law <law@redhat.com>
5610 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5612 2008-09-03 Richard Henderson <rth@redhat.com>
5614 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5615 memory barrier to below the test-and-set.
5616 (alpha_split_lock_test_and_set_12): Likewise.
5618 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5622 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5625 * ira-color.c (print_loop_title): Use all_allocnos.
5626 (color_pass): Ditto. Don't add border_allocnos. Check that
5627 subloop allocno in the correspdoning bitmap all_allocnos.
5629 * ira-emit.c (change_loop): Use all_allocnos.
5631 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5632 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5633 (create_cap_allocno): Remove setting mentioned_allocnos.
5634 (create_insn_allocnos): Ditto.
5635 (remove_unnecessary_allocnos): Use all_allocnos.
5636 (check_allocno_creation): Check that allocnos are in the
5637 corresponding bitmap all_allocnos.
5639 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5643 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5644 (process_regs_for_copy): Process subregs. Refine check when cost
5645 is taken into account in ira-costs.c.
5646 (process_reg_shuffles): Use REG_SUBREG_P.
5647 (add_insn_allocno_copies): Ditto. Ignore modes.
5649 * ira-color.c (conflict_allocno_vec): New.
5650 (COST_HOP_DIVISOR): New macro.
5651 (update_copy_costs_1): Use it.
5652 (update_conflict_hard_regno_costs): New function.
5653 (assign_hard_reg): Use it.
5654 (ira_color): Allocate and free conflict_allocno_vec.
5656 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5660 * ira-int.h (ira_sort_insn_chain): Remove.
5662 * ira.c (basic_block_order_nums, chain_insn_order,
5663 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5664 (ira): Don't call ira_sort_insn_chain.
5666 * reload1.c (reload): Don't call ira_sort_insn_chain.
5668 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5671 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5672 which become non throw.
5673 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5674 update_call_expr after updating the flags on the decl.
5676 2008-09-03 Jan Hubicka <jh@suse.cz>
5678 PR tree-optimization/37315
5679 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5680 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5681 (cgraph_analyze_functions): Use node->analyzed
5682 (cgraph_mark_functions_to_output): Likewise.
5683 (cgraph_expand_function): All functions can be released after
5685 (cgraph_optimize): Use gimple_has_body_p.
5686 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5687 (cgraph_decide_inlining_incrementally): Likewise.
5688 (inline_transform): Inline transform.
5689 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5691 (inlinable_function_p): Drop gimple_body check.
5692 (expand_call_inline): Use gimple_has_body_p.
5693 * gimple.c (gimple_has_body_p): New.
5694 * gimple.h (gimple_has_body_p): Add prototype.
5695 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5696 (dump_function_to_file): Use gimple_has_body_p check.
5698 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5701 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5703 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5705 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5707 From Michael Frysinger <michael.frysinger@analog.com>
5708 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5709 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5712 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5715 * doc/extend.texi: Document picoChip builtin functions.
5716 * doc/invoke.texi: Document picoChip options.
5717 * doc/contrib.texi: Add picoChip contribution.
5718 * doc/md.texi: Document picoChip constraints.
5719 * config.gcc: Add picochip-*-*.
5720 * config/picochip/: Add new port.
5722 2008-09-03 Richard Guenther <rguenther@suse.de>
5724 PR tree-optimization/37328
5725 * tree-sra.c (sra_build_assignment): Gimplify properly.
5726 (generate_copy_inout): Take the correct stmt as definition,
5727 remove bogus assert.
5729 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5731 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5734 From Michael Frysinger <michael.frysinger@analog.com>
5735 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5737 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5739 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5740 (__gthread_setspecific): Revert 2008-08-31 change to
5741 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5743 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5745 * diagnostic.c (error_at): New.
5746 * toplev.h (error_at): New prototype.
5747 * c-typeck.c (build_array_ref): Call error_at instead of error.
5748 Pass location to pedwarn.
5750 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5752 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5754 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5756 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5757 VAR_DECL and CONST_DECL.
5759 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5760 Jakub Jelinek <jakub@redhat.com>
5762 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5763 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5764 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5765 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5766 Don't set ix86_save_varrargs_registers.
5767 (ix86_setup_incoming_varargs): Assume cum != NULL.
5768 (ix86_va_start): Check ix86_varargs_gpr_size and
5769 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5770 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5771 from frame pointer if ix86_varargs_gpr_size == 0.
5772 (ix86_compute_frame_layout): Updated.
5773 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5774 (ix86_varargs_gpr_size): Define.
5775 (ix86_varargs_fpr_size): Likewise.
5776 (machine_function): Remove save_varrargs_registers.
5777 Add varargs_gpr_size and varargs_fpr_size.
5779 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5781 * config/alpha/alpha.c (va_list_skip_additions,
5782 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5783 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5786 PR tree-optimization/36766
5787 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5788 for already removed basic blocks.
5791 * real.c (real_maxval): Clear a lower bit to make real_maxval
5792 match get_max_float for IBM long double format.
5794 2008-09-02 Andreas Schwab <schwab@suse.de>
5796 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5797 * configure: Regenerate.
5799 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5801 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5802 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5803 checking for a non-VOID CONSTANT_P.
5805 2008-09-02 Jan Hubicka <jh@suse.cz>
5807 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5808 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5811 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5813 * expr.c (emit_group_store): Don't assert stack temp mode size.
5815 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5816 Tobias Grosser <grosser@fim.uni-passau.de>
5817 Jan Sjodin <jan.sjodin@amd.com>
5818 Harsha Jagasia <harsha.jagasia@amd.com>
5819 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5820 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5821 Adrien Eliche <aeliche@isty.uvsq.fr>
5823 Merge from graphite branch.
5826 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5827 * doc/invoke.texi (-floop-block, -floop-interchange,
5828 -floop-strip-mine): Document new flags.
5829 * tree-into-ssa.c (gimple_vec): Moved...
5830 * tree-loop-distribution.c (rdg_component): Moved...
5831 * cfgloopmanip.c: Include tree-flow.h.
5832 (update_dominators_in_loop): New.
5833 (create_empty_if_region_on_edge): New.
5834 (create_empty_loop_on_edge): New.
5835 (loopify): Use update_dominators_in_loop.
5836 * tree-pass.h (pass_graphite_transforms): Declared.
5837 * configure: Regenerate.
5838 * tree-phinodes.c (make_phi_node): Export.
5839 (add_phi_node_to_bb): New, split from create_phi_node.
5840 * tree-chrec.c (for_each_scev_op): New.
5841 * tree-chrec.h (for_each_scev_op): Declared.
5842 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5843 (remove_statement): Call get_phi_with_result.
5844 * config.in (HAVE_cloog): Undef.
5845 * gdbinit.in (pgg): New.
5846 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5847 * tree-ssa-loop.c (graphite_transforms): New.
5848 (gate_graphite_transforms): New.
5849 (pass_graphite_transforms): New.
5850 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5851 HAVE_cloog): Defined.
5852 * tree-vectorizer.c (rename_variables_in_bb): Export.
5853 * tree-data-ref.c (dr_may_alias_p): Export.
5854 (stmt_simple_memref_p): New.
5855 (find_data_references_in_stmt): Export.
5856 (find_data_references_in_loop): Export.
5857 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5858 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5859 (create_rdg_vertices): Export.
5860 (build_empty_rdg): New.
5861 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5862 * tree-data-ref.h (rdg_component): ... here.
5864 (struct data_reference): Add a field scop.
5866 (find_data_references_in_loop): Declared.
5867 (find_data_references_in_stmt): Declared.
5868 (create_rdg_vertices): Declared.
5869 (dr_may_alias_p): Declared.
5870 (stmt_simple_memref_p): Declared.
5871 (struct rdg_edge): Add a field ddr_p relation.
5872 (build_empty_rdg): Declared.
5873 * lambda.h (lambda_matrix): Declare a VEC of.
5874 (find_induction_var_from_exit_cond): Declared.
5875 (lambda_vector_compare): New.
5876 * common.opt (fgraphite, floop-strip-mine,
5877 floop-interchange, floop-block): New flags.
5878 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5879 * cfgloop.c (is_loop_exit): New.
5880 * cfgloop.h (is_loop_exit): Declared.
5881 (create_empty_if_region_on_edge): Declared.
5882 (create_empty_loop_on_edge): Declared.
5883 * tree-flow.h (add_phi_node_to_bb): Declared.
5884 (make_phi_node): Declared.
5885 (rename_variables_in_bb): Declared.
5886 (perfect_loop_nest_depth): Declared.
5887 (graphite_transform_loops): Declared.
5888 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5889 (graphite.o-warn): Add -Wno-error.
5890 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5891 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5892 (INCLUDES): Add PPLINC, CLOOGINC.
5893 (OBJS-common): Add graphite.o.
5894 (graphite.o): Add rule.
5895 * gimple.h (gimple_vec): ... here.
5896 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5897 * passes.c (init_optimization_passes): Schedule
5898 pass_graphite_transforms.
5900 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5903 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5904 and -fno-toplevel-reorder after handle_options.
5906 2008-09-02 Paul Brook <paul@codesourcery.com>
5908 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5909 (arm_override_options): Set arm_tune_cortex_a9.
5910 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5911 (arm_issue_rate): Handle cortexa9.
5912 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5913 * config/arm/arm-cores.def: Add cortex-a9.
5914 * config/arm/arm-tune.md: Regenerate.
5915 * config/arm/arm.md: Include cortex-a9.md.
5916 (generic_sched, generic_vfp): Add cortexa9.
5917 * config/arm/cortex-a9.md: New file.
5919 2008-09-02 Richard Guenther <rguenther@suse.de>
5921 PR tree-optimization/37327
5922 * tree-vrp.c (register_new_assert_for): Make sure to not have
5923 TREE_OVERFLOW set on the bound.
5925 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5927 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5929 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5930 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5933 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5935 * gcc/config/spu/spu.md (divdf3): Removed.
5937 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5939 PR tree-optimization/37095
5940 * cgraph.c (cgraph_node): When creating new cgraph node after
5941 assembler_name_hash has been populated, record it in the hash
5944 2008-09-01 Paul Brook <paul@codesourcery.com>
5946 * doc/invoke.texi: Document -mword-relocations.
5947 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5948 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5949 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5950 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5951 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5952 (arm_emit_movpair): New function.
5953 (arm_print_operand <c>): Handle sybolic addresses.
5954 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5955 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5956 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5957 * config/arm/arm.opt: Add -mword-relocations.
5958 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5959 (arm_movt, arm_movw): New.
5961 2008-09-01 Paul Brook <paul@codesourcery.com>
5963 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5964 Allow Interworking on ARMv4 EABI based targets.
5965 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5966 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5968 2008-09-01 Paul Brook <paul@codesourcery.com>
5970 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5971 optimized LT0 test. Remove optimization for GT.
5973 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5975 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5976 openmp applications.
5977 * pa-hpux11.h (LIB_SPEC): Likewise.
5979 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
5982 2008-09-01 Jan Hubicka <jh@suse.cz>
5984 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
5985 present, use only counts; when guessed use only frequencies.
5986 (estimate_bb_frequencies): Use function_frequency.
5987 * profile.c (compute_branch_probabilities): Exit early when
5988 profile reading failed. Set profile_status.
5989 (branch_prob): Do not set profile_status.
5991 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
5993 * tree.c (protected_set_expr_location): New.
5994 * tree.h (protected_set_expr_location): New prototype.
5995 * c-tree.h (build_array_ref): Add argument.
5996 (parser_build_unary_op): Same.
5997 * c-typeck.c (build_indirect_ref): Handle new location argument.
5998 (build_array_ref): Same.
5999 (parser_build_unary_op): Same.
6000 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6002 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6004 * c-common.c (finish_label_address_expr): Handle new location argument.
6005 * c-common.h (build_indirect_ref): Add argument.
6006 (finish_label_address_expr): Same.
6007 * c-parser.c (c_parser_unary_expression): Pass location to build
6009 (c_parser_postfix_expression): Same.
6011 2008-09-01 Paul Brook <paul@codesourcery.com>
6013 * config/arm/arm.md: Include cortex-r4f.md.
6014 (attr fpu): Update type list.
6015 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6016 fconstd, fcmps and fcmpd.
6017 (attr tune_cortexr4): Define.
6018 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6019 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6020 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6021 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6022 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6023 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6024 cortex_a8_vfp_farith: Ditto.
6025 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6026 * config/arm/cortex-r4.md: Use tune_cortexr4.
6027 * config/arm/cortex-r4f.md: New file.
6029 2008-09-01 Richard Guenther <rguenther@suse.de>
6031 PR tree-optimization/37305
6032 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6033 the result of constant conversions.
6034 (fold_gimple_assign): Likewise.
6036 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6038 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6039 #ifdef ENABLE_CHECKING.
6041 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6043 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6044 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6045 when !INSN_SCHEDULING.
6047 2008-09-01 Andreas Schwab <schwab@suse.de>
6049 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6051 2008-09-01 Paul Brook <paul@codesourcery.com>
6053 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6055 2008-09-01 Jan Hubicka <jh@suse.cz>
6057 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6059 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6061 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6062 * gimplify.c (gimplify_init_constructor): Add speed operand.
6063 * tree-sra.c (decide_block_copy): Likewise.
6064 * tree-inline.c (estimate_move_cost): Likewise.
6065 * config/alpha/alpha.h (MOVE_RATIO): Update.
6066 * config/frv/frv.c (MOVE_RATIO): Update.
6067 * config/spu/spu.h (MOVE_RATIO): Update.
6068 * config/sparc/sparc.h (MOVE_RATIO): Update.
6069 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6070 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6071 * config/cris/cris.h (MOVE_RATIO): Update.
6072 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6073 * config/arm/arm.h (MOVE_RATIO): Update.
6074 * config/pa/pa.md: Update uses of MOVE_RATIO
6075 * config/pa/pa.h (MOVE_RATIO): Update.
6076 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6077 CLEAR_RATIO, SET_RATIO): Update.
6078 * config/h8300/h8300.h (MOVE_RATIO): Update.
6079 * config/v850/v850.h (MOVE_RATIO): Update.
6080 * config/bfin/bfin.h (MOVE_RATIO): Update.
6082 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6083 Dmitry Melnik <dm@ispras.ru>
6084 Dmitry Zhurikhin <zhur@ispras.ru>
6085 Alexander Monakov <amonakov@ispras.ru>
6086 Maxim Kuvyrkov <maxim@codesourcery.com>
6088 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6089 sel-sched-dump.c, sel-sched-ir.c: New files.
6090 * Makefile.in (OBJS-common): Add selective scheduling object files.
6091 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6092 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6093 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6094 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6095 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6096 (make_forwarder_block): Update loop latch if we have redirected
6097 the loop latch edge.
6098 * cfgloop.c (get_loop_body_in_custom_order): New function.
6099 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6100 (CP_FALLTHRU_PREHEADERS): Likewise.
6101 (get_loop_body_in_custom_order): Declare.
6102 * cfgloopmanip.c (has_preds_from_loop): New.
6103 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6104 Assert that the preheader edge will be fall thru when it is set.
6105 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6106 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6107 fsel-sched-substitution, fselective-scheduling): New flags.
6108 * cse.c (hash_rtx_cb): New.
6110 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6111 sel_sched_insn_cnt): New counters.
6112 * final.c (compute_alignments): Export. Free dominance
6113 info after loop_optimizer_finalize.
6114 * genattr.c (main): Output maximal_insn_latency prototype.
6115 * genautomata.c (output_default_latencies): New.
6116 Factor its code from ...
6117 (output_internal_insn_latency_func): ... here.
6118 (output_internal_maximal_insn_latency_func): New.
6119 (output_maximal_insn_latency_func): New.
6120 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6121 (struct hard_reg_set_iterator): New.
6122 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6123 hard_reg_set_iter_next): New functions.
6124 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6125 * lists.c (remove_free_INSN_LIST_node,
6126 remove_free_EXPR_LIST_node): New functions.
6127 * loop-init.c (loop_optimizer_init): When
6128 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6129 calling create_preheaders.
6130 (loop_optimizer_finalize): Do not verify flow info after reload.
6131 * recog.c (validate_replace_rtx_1): New parameter simplify.
6132 Default it to true. Update all uses. Factor out simplifying
6134 (simplify_while_replacing): ... this new function.
6135 (validate_replace_rtx_part,
6136 validate_replace_rtx_part_nosimplify): New.
6137 * recog.h (validate_replace_rtx_part,
6138 validate_replace_rtx_part_nosimplify): Declare.
6139 * rtl.c (rtx_equal_p_cb): New.
6140 (rtx_equal_p): Use it.
6141 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6142 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6143 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6144 * vecprim.h: Add a vector type for unsigned int.
6145 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6146 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6147 ready_try, cycle_issued_insns, spec_info): Make global.
6148 (readyp): Initialize.
6149 (dfa_lookahead): New global variable.
6150 (old_max_uid, old_last_basic_block): Remove.
6151 (h_i_d): Make it a vector.
6152 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6154 (after_recovery, adding_bb_to_current_region_p):
6155 New variables to handle correct insertion of the recovery code.
6156 (struct ready_list): Move declaration to sched-int.h.
6157 (rgn_n_insns): Removed.
6158 (rtx_vec_t): Move to sched-int.h.
6159 (find_insn_reg_weight): Remove.
6160 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6161 (haifa_init_h_i_d, haifa_finish_h_i_d):
6162 New functions to initialize / finalize haifa instruction data.
6163 (extend_h_i_d, init_h_i_d): Rewrite.
6164 (unlink_other_notes): Move logic to add_to_note_list. Handle
6165 selective scheduler.
6166 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6167 find_fallthru_edge): Make global, remove static prototypes.
6168 (max_issue): Make global. Add privileged_n and state parameters. Use
6170 (extend_global, extend_all): Removed.
6171 (init_before_recovery): Add new param. Fix the handling of the case
6172 when we insert a recovery code before the EXIT which has a predecessor
6173 with a fallthrough edge to it.
6174 (create_recovery_block): Make global. Rename to
6175 sched_create_recovery_block. Update.
6176 (change_pattern): Rename to sched_change_pattern. Make global.
6177 (speculate_insn): Rename to sched_speculate_insn. Make global.
6178 Split haifa-specific functionality into ...
6179 (haifa_change_pattern): New static function.
6180 (sched_extend_bb): New static function.
6181 (sched_init_bbs): New function.
6182 (current_sched_info): Change type to struct haifa_sched_info.
6183 (insn_cost): Adjust for selective scheduling.
6184 (dep_cost_1): New function. Move logic from ...
6185 (dep_cost): ... here.
6186 (dep_cost): Use dep_cost_1.
6187 (contributes_to_priority_p): Use sched_deps_info instead of
6189 (priority): Adjust to work with selective scheduling. Process the
6190 corner case when all dependencies don't contribute to priority.
6191 (rank_for_schedule): Use ds_weak instead of dep_weak.
6192 (advance_state): New function. Move logic from ...
6193 (advance_one_cycle): ... here.
6194 (add_to_note_list, concat_note_lists): New functions.
6195 (rm_other_notes): Make static. Adjust for selective scheduling.
6196 (remove_notes, restore_other_notes): New functions.
6197 (move_insn): Add two arguments. Update assert. Don't call
6199 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6200 Remove more_issue, max_points. Move the code to initialize
6201 max_lookahead_tries to max_issue.
6202 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6203 ready. Adjust use of move_insn. Call restore_other_notes.
6205 (sched_init, sched_finish): Move Haifa-specific initialization/
6207 (haifa_sched_init, haifa_sched_finish): ... respectively.
6209 (setup_sched_dump): New function.
6210 (haifa_init_only_bb): New static function.
6211 (haifa_speculate_insn): New static function.
6212 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6213 (extend_ready, extend_all): Remove.
6214 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6215 (create_check_block_twin, add_to_speculative_block): Use
6216 haifa_insns_init instead of extend_global. Update to use new
6217 initialization functions. Change parameter. Factor out code from
6218 create_check_block_twin to ...
6219 (sched_create_recovery_edges) ... this new function.
6220 (add_block): Remove.
6221 (sched_scan_info): New.
6222 (extend_bb): Use sched_scan_info.
6223 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6224 static functions for walking through scheduling region.
6225 (sched_luids): New vector variable to replace uid_to_luid.
6226 (luids_extend_insn): New function.
6227 (sched_max_luid): New variable.
6228 (luids_init_insn): New function.
6229 (sched_init_luids, sched_finish_luids): New functions.
6230 (insn_luid): New debug function.
6231 (sched_extend_target): New function.
6232 (haifa_init_insn): New static function.
6233 (sched_init_only_bb): New hook.
6234 (sched_split_block): New hook.
6235 (sched_split_block_1): New function.
6236 (sched_create_empty_bb): New hook.
6237 (sched_create_empty_bb_1): New function.
6238 (common_sched_info, ready): New global variables.
6239 (current_sched_info_var): Remove.
6240 (move_block_after_check): Use common_sched_info.
6241 (haifa_luid_for_non_insn): New static function.
6242 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6243 (increase_insn_priority): New.
6244 * modulo-sched.c: (issue_rate): Remove static declaration.
6245 (sms_sched_info): Change type to haifa_sched_info.
6246 (sms_sched_deps_info, sms_common_sched_info): New variables.
6247 (setup_sched_infos): New.
6248 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6249 Do not call regstat_free_calls_crossed.
6250 (sms_print_insn): Use const_rtx.
6251 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6252 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6253 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6254 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6255 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6256 current_sched_info to use it.
6257 (enum reg_pending_barrier_mode): Move to sched-int.h.
6258 (h_d_i_d): New variable. Initialize to NULL.
6259 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6261 (estimate_dep_weak): Remove static declaration.
6262 (sched_has_condition_p): New function. Adjust users of
6263 sched_get_condition to use it instead.
6264 (conditions_mutex_p): Add arguments indicating which conditions are
6266 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6267 argument to indicate whether returned condition is reversed. Do not
6268 generate new rtx when condition should be reversed; indicate it by
6269 setting new argument instead.
6270 (add_dependence_list_and_free): Add deps parameter.
6271 Update all users. Do not free dependence list when
6272 deps context is readonly.
6273 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6275 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6276 (remove_from_deps): New. Use the above functions.
6277 (cur_insn, can_start_lhs_rhs_p): New static variables.
6278 (add_or_update_back_dep_1): Initialize present_dep_type.
6279 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6280 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6281 haifa_note_dep): New functions implementing dependence hooks for
6282 the Haifa scheduler.
6283 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6284 note_dep): New functions.
6285 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6287 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6288 (free_deps): Initialize deps->reg_last.
6289 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6290 sched_analyze_insn): Update to use dependency hooks infrastructure
6291 and readonly contexts.
6292 (deps_analyze_insn): New function. Move part of logic from ...
6293 (sched_analyze): ... here. Also move some logic to ...
6294 (deps_start_bb): ... here. New function.
6295 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6297 (sched_deps_init): New function. Move code from ...
6298 (init_dependency_caches): ... here. Remove.
6299 (init_deps_data_vector): New.
6300 (sched_deps_finish): New function. Move code from ...
6301 (free_dependency_caches): ... here. Remove.
6302 (init_deps_global, finish_deps_global): Adjust for use with
6303 selective scheduling.
6304 (get_dep_weak): Move logic to ...
6305 (get_dep_weak_1): New function.
6306 (ds_merge): Move logic to ...
6307 (ds_merge_1): New static function.
6308 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6309 (ds_get_max_dep_weak): New function.
6310 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6311 (n_insns): Rename to rgn_n_insns.
6312 (debug_ebb_dependencies): New function.
6313 (init_ready_list): Use it.
6314 (begin_schedule_ready): Use sched_init_only_bb.
6315 (ebb_print_insn): Indicate when an insn starts a new cycle.
6316 (contributes_to_priority, compute_jump_reg_dependencies,
6317 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6318 (add_block1): Remove to ebb_add_block.
6319 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6320 (schedule_ebb): Initialize them. Use remove_notes instead of
6321 rm_other_notes. Use haifa_local_init/finish.
6322 (schedule_ebbs): Use haifa_sched_init/finish.
6323 * sched-int.h: Include vecprim.h, remove rtl.h.
6324 (struct ready_list): Delete declaration.
6325 (sched_verbose_param, enum sched_pass_id_t,
6326 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6327 (struct sched_scan_info_def): New structure.
6328 (sched_scan_info, sched_scan, sched_init_bbs,
6329 sched_init_luids, sched_finish_luids, sched_extend_target,
6330 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6331 (struct common_sched_info_def): New.
6332 (common_sched_info, haifa_common_sched_info,
6333 sched_emulate_haifa_p): Declare.
6335 (sched_luids): Declare.
6336 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6337 (sched_max_luid, insn_luid): Declare.
6338 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6339 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6340 print_insn, print_pattern, print_value, haifa_classify_insn,
6341 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6342 setup_sched_dump, sched_init, sched_finish,
6343 sel_insn_is_speculation_check): Export.
6344 (struct ready_list): Move from haifa-sched.c.
6345 (ready_try, ready, max_issue): Export.
6346 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6347 sched_init_only_bb, sched_split_block, sched_split_block_1,
6348 sched_create_empty_bb, sched_create_empty_bb_1,
6349 sched_create_recovery_block, sched_create_recovery_edges): Export.
6350 (enum reg_pending_barrier_mode): Export.
6351 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6353 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6354 print_insn field. Move add_block and fix_recovery_cfg to
6355 common_sched_info_def. Move compute_jump_reg_dependencies,
6357 (struct sched_deps_info_def): ... this new structure.
6358 (sched_deps_info): Declare.
6359 (struct spec_info_def): Remove weakness_cutoff, add
6360 data_weakness_cutoff and control_weakness_cutoff.
6361 (spec_info): Declare.
6362 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6364 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6365 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6366 (current_sched_info): Change type to struct haifa_sched_info.
6367 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6368 (h_d_i_d): New variable.
6369 (HDID): New accessor macro.
6370 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6371 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6373 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6374 (enum SCHED_FLAGS): Update for selective scheduler.
6375 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6376 (init_dependency_caches, free_dependency_caches): Delete declarations.
6377 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6378 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6379 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6380 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6381 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6383 (rm_other_notes): Delete declaration.
6384 (schedule_block): Remove one argument.
6385 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6386 ready_element, ready_lastpos, sched_extend_ready_list,
6387 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6388 concat_note_lists): Export.
6389 (struct region): Move from sched-rgn.h.
6390 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6391 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6392 BLOCK_TO_BB, CONTAINING_RGN): Export.
6393 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6394 (current_nr_blocks, current_blocks, target_bb): Likewise.
6395 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6396 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6397 sched_rgn_local_init, extend_regions,
6398 rgn_make_new_region_out_of_new_block, compute_priorities,
6399 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6400 extend_rgns, deps_join rgn_setup_common_sched_info,
6401 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6402 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6403 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6404 increase_insn_priority): Likewise.
6405 * sched-rgn.c: Include sel-sched.h.
6406 (ref_counts): New static variable. Use it ...
6407 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6408 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6409 (sched_is_disabled_for_current_region_p): Delete static declaration.
6410 (struct region): Move to sched-int.h.
6411 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6412 ebb_head): Define and initialize.
6413 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6414 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6415 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6417 (find_single_block_region): Add new argument to indicate that EBB
6418 regions should be constructed.
6419 (debug_live): Delete declaration.
6420 (current_nr_blocks, current_blocks, target_bb):
6421 Remove static qualifiers.
6422 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6424 (init_regions): Delete declaration.
6425 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6426 rgn_estimate_number_of_insns): New.
6427 (too_large): Use estimate_number_of_insns.
6428 (haifa_find_rgns): New. Move the code from ...
6429 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6430 (free_trg_info): New.
6431 (compute_trg_info): Allocate candidate tables here instead of ...
6432 (init_ready_list): ... here.
6433 (rgn_print_insn): Use const_rtx.
6434 (contributes_to_priority, extend_regions): Delete static declaration.
6435 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6436 (add_block1): Rename to rgn_add_block.
6437 (debug_rgn_dependencies): Delete static qualifier.
6438 (new_ready): Use sched_deps_info. Simplify.
6439 (rgn_common_sched_info, rgn_const_sched_deps_info,
6440 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6442 (region_sched_info): Rename to rgn_const_sched_info.
6443 (deps_join): New, extracted from ...
6444 (propagate_deps): ... here.
6445 (compute_block_dependences, debug_dependencies): Update for selective
6447 (free_rgn_deps, compute_priorities): New functions.
6448 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6449 sched_rgn_compute_dependencies): New functions.
6450 (schedule_region): Use them.
6451 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6452 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6454 (schedule_insns): Call new functions that were split out.
6455 (rgn_make_new_region_out_of_new_block): New.
6456 (get_rgn_sched_max_insns_priority): New.
6457 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6458 scheduling when appropriate.
6459 * sched-vis.c: Include insn-attr.h.
6460 (print_value, print_pattern): Make global.
6461 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6462 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6463 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6464 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6465 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6466 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6467 hooks. Initialize them to 0.
6468 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6469 * target.h (struct gcc_target): Add them. Rename gen_check field to
6471 * flags.h (sel_sched_switch_set): Declare.
6472 * opts.c (sel_sched_switch_set): New variable.
6473 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6474 pipelining is disabled from command line.
6475 (common_handle_option): Record whether selective scheduling is
6476 requested from command line.
6477 * doc/invoke.texi: Document new flags and parameters.
6478 * doc/tm.texi: Document new target hooks.
6479 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6481 (dfa_state_size): Do not declare locally.
6482 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6483 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6484 rs6000_alloc_sched_context, rs6000_set_sched_context,
6485 rs6000_free_sched_context): New functions.
6486 (struct _rs6000_sched_context): New.
6487 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6489 (rs6000_sched_finish): Do not run for selective scheduling.
6491 2008-08-31 Jan Hubicka <jh@suse.cz>
6493 * frv.c (frv_rtx_costs): Update forward declaration.
6494 * spu.c (spu_rtx_costs): Likewise.
6495 * pdp11.c: Include df.h
6496 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6497 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6498 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6499 * iq2000.c (iq2000_address_cost): Add speed argument.
6500 (iq2000_rtx_costs): Likewise.
6501 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6502 update call of mn10300_address_cost.
6503 * mcore.c: Include df.h
6504 (mcore_rtx_costs): Update prototype.
6505 * score3.c: Include df.h
6506 (score3_rtx_costs): Remove speed argument.
6507 * score7.c: Include df.h
6508 (score7_address_cost): Remove speed argument.
6509 * score-protos.h (score_address_cost): Update prototype.
6510 * score.c: Include df.h
6511 (score_rtx_costs): Update call of costs functions.
6512 * v850.c (v850_rtx_costs): Add bool argument.
6514 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6516 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6518 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6520 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6521 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6523 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6525 * mkmap-flat.awk: Add option pe_dll.
6526 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6527 * config/i386/t-cygwin (SHLIB_LC): Add.
6528 * config/i386/t-mingw32 (SHLIB_LC): Add.
6529 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6530 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6531 (LINK_SPEC): Support libgcc_s.
6532 (LIBGCC_SPEC): Support libgcc_s.
6533 (LIBGCC_SONAME): New.
6535 2008-08-31 Jan Hubicka <jh@suse.cz>
6537 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6538 mistakely had old version of patch.
6540 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6541 (ipcp_estimate_growth): New.
6542 (ipcp_insert_stage): Use ipcp_estimate_growth.
6543 * profile.c (branch_prob): When reading failed, do not consider
6546 2008-08-31 Jan Hubicka <jh@suse.cz>
6548 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6549 loop is optimized for speed.
6551 2008-08-31 Richard Guenther <rguenther@suse.de>
6554 * fold-const.c (fold_binary): Retain conversions in folding
6557 2008-08-31 Jan Hubicka <jh@suse.cz>
6559 * postreload-gcse.c (eliminate_partially_redundant_loads):
6560 Use optimize_bb_for_size_p.
6561 * predict.c (maybe_hot_frequency_p): Make inline.
6562 (maybe_hot_count_p): Break out from ...
6563 (maybe_hot_bb_p): ... this one.
6564 (maybe_hot_edge_p): Simplify.
6565 * basic-block.h (probably_cold_bb_p): Remove.
6567 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6570 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6572 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6573 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6574 Also split V4SFmode.
6575 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6578 2008-08-31 Jan Hubicka <jh@suse.cz>
6580 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6582 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6584 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6587 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6590 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6591 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6593 2008-08-31 Jan Hubicka <jh@suse.cz>
6595 * sparc.h (BRANCH_COST): Fix macro definition.
6596 * avr.c (avr_operand_rtx_cost): Add speed argument.
6597 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6599 2008-08-31 Richard Guenther <rguenther@suse.de>
6601 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6602 types instead of operands. Re-instantiate verifying of
6603 binary expression operands.
6605 2008-08-30 Jan Hubicka <jh@suse.cz>
6607 * fwprop.c (should_replace_address): Add speed attribute.
6608 (PR_OPTIMIZE_FOR_SPEED): New flag.
6609 (propagate_rtx_1): Use it.
6610 (propagate_rtx): Set it.
6611 (try_fwprop_subst): Update call of rtx_costs.
6612 (forward_propagate_and_simplify): LIkewise.
6613 * hooks.c (hook_int_rtx_bool_0): New
6614 (hook_bool_rtx_int_int_intp_false): Replace by ...
6615 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6616 * hooks.h (hook_int_rtx_bool_0): New
6617 (hook_bool_rtx_int_int_intp_false): Replace by ...
6618 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6619 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6620 (prepare_cmp_insn): UPdate call of rtx_cost.
6621 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6622 (reload_cse_simplify_operands): Update call of rtx_cost.
6623 (reload_cse_move2add): call of rtx_cost.
6624 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6625 * rtlanal.c (rtx_cost): Add speed argument.
6626 (address_cost): Add speed argument
6627 (default_address_cost): Likewise.
6628 (insn_rtx_cost): Likewise.
6629 * cfgloopanal.c (seq_cost): Add speed argument.
6630 (target_reg_cost, target_spill_cost): Turn to array.
6631 (init_set_costs): Update for speed.
6632 (estimate_reg_pressure_cost): Add speed argument.
6633 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6634 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6635 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6636 (seq_cost): Add speed argument.
6637 (computation_cost): Add speed arugment.
6638 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6639 (force_expr_to_var_cost): Update for profile info.
6640 (force_var_cost): Likewise.
6641 (split_address_cost): Likewise.
6642 (ptr_difference_cost): Likewise.
6643 (difference_cost): Likewise.
6644 (get_computation_cost_at): Likewise.
6645 (determine_iv_cost): Likewise.
6646 (ivopts_global_cost_for_size): Likewise.
6647 (rewrite_use_address): Likewise.
6648 (tree_ssa_iv_optimize_loop): Initialize speed field.
6649 * cse.c (optimize_this_for_speed_p): New static var.
6650 (notreg_cost): Update call of rtx_cost.
6651 (cse_extended_basic_block): set optimize_this_for_speed_p.
6652 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6653 (noce_try_cmove_arith): Likewise.
6654 (noce_try_sign_mask): LIkewise.
6655 * expr.c (compress_float_constant): Update rtx_cost calls.
6656 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6658 (addr_to_parts): Likewise.
6659 (create_mem_ref): Likewise.
6660 * dse.c (find_shift_sequence): Add speed argument.
6661 (replace_read): Update call.
6662 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6663 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6664 * neg_cost, shift_cost, shiftadd_cost,
6665 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6666 mul_highpart_cost): Increase dimension.
6667 (init_expmed): Initialize for both size and speed.
6668 (expand_shift): Use profile.
6669 (synth_mult): Use profile.
6670 (choose_mult_variant): Use profile.
6671 (expand_mult): Use profile.
6672 (expand_mult_highpart_optab): Use profile.
6673 (expand_mult_highpart): Use profile.
6674 (expand_smod_pow2): Use profile.
6675 (expand_divmod): Use profile.
6676 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6678 * loop-invariant.c (create_new_invariant): Use profile.
6679 (gain_for_invariant): Add speed parameter.
6680 (best_gain_for_invariant): Likewise.
6681 (find_invariants_to_move): Likewise.
6682 (move_single_loop_invariants): Set it.
6683 * target-def.h (TARGET_RTX_COSTS): Use hook.
6684 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6685 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6686 * output.h (default_address_cost): Update prototype.
6687 * combine.c (optimize_this_for_speed_p): New static var.
6688 (combine_validate_cost): Update call of rtx_cost.
6689 (combine_instructions): Set optimize_this_for_speed_p.
6690 (expand_compound_operation): Update call of rtx_cost.
6691 (make_extraction):Update call of rtx_cost.
6692 (force_to_mode):Update call of rtx_cost.
6693 (distribute_and_simplify_rtx):Update call of rtx_cost.
6694 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6695 (estimate_reg_pressure_cost): Update prototype.
6696 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6697 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6699 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6700 (alpha_rtx_costs): Update.
6701 * config/frv/frv.c (frv_rtx_costs): Update.
6702 * config/s390/s390.c (s390_rtx_costs): Update.
6703 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6704 (m32c_rtx_costs): Update.
6705 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6706 (spu_rtx_costs): Update.
6707 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6708 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6709 * config/i386/i386.c (:ix86_address_cost): Update.
6710 (ix86_rtx_costs): Update.
6711 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6712 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6713 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6714 * config/crx/crx.c (crx_address_cost): Update.
6715 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6716 * config/stormy16/stormy16.c
6717 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6718 * config/m68hc11/m68hc11.c
6719 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6720 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6721 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6723 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6725 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6726 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6727 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6728 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6729 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6730 (mcore_rtx_costs): update.
6731 * config/score/score3.c (score3_rtx_costs): Update.
6732 * config/score/score7.c (score7_rtx_costs): Update.
6733 * config/score/score3.h (score3_rtx_costs):Update.
6734 * config/score/score7.h (score7_rtx_costs): Update.
6735 * config/score/score.c (score_rtx_costs): Update.
6736 * config/arm/arm.c (arm_address_cost): Update.
6737 (arm_rtx_costs_1): Update.
6738 (arm_rtx_costs_1): Update.
6739 (arm_size_rtx_costs): Update.
6740 (arm_size_rtx_costs): Update.
6741 (arm_size_rtx_costs): Update.
6742 (arm_xscale_rtx_costs): Update.
6743 (arm_thumb_address_cost): Update.
6744 * config/pa/pa.c (hppa_address_cost): Update.
6745 * config/mips/mips.c (mips_rtx_costs): Update.
6746 * config/vax/vax.c (vax_address_cost): Update.
6747 * config/h8300/h8300.c (h8300_shift_costs): Update.
6748 (h8300_rtx_costs): Update.
6749 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6750 (v850_rtx_costs): Update.
6751 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6752 * config/bfin/bfin.c
6753 (bfin_address_cost): Update.
6754 (bfin_rtx_costs): Update.
6755 * stmt.c (lshift_cheap_p): Update.
6757 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6760 * expmed.c (extract_bit_field_1): Check the mode size to make
6761 sure the vector modes have the same size.
6763 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6765 * dojump.c (top level): Include basic-block.h to declare
6766 optimize_insn_for_speed_p
6768 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6770 * opts.h (CL_SAVE): New option class for marking options that are
6771 target specific options usable in the target attribute.
6772 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6774 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6775 can easily find the target specific options that are safe to use
6776 in the attribute or pragma.
6778 * attribs.c (decl_attributes): Change #pragma GCC option to
6779 #pragma GCC target, and attribute((option(...))) to
6780 attribute((target(...))).
6782 * doc/extend.texi (target attribute): Change from option
6783 attribute. Delete push/pop/reset.
6784 (#pragma GCC target): Change from #pragma GCC option. Delete
6786 (#pragma GCC push_options): Document new pragma.
6787 (#pragma GCC pop_options): Document new pragma.
6788 (#pragma GCC reset_options): Document new pragma.
6790 * targhooks.c (default_target_option_valid_attribute_p): Add
6791 warning about port not supporting target attributes.
6792 (default_target_option_pragma_parse): New function, warn about
6793 #pragma GCC target not being supported.
6795 * targhooks.h (default_target_option_pragma_parse): Add
6798 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6799 TI_CURRENT_OPTION_PRAGMA.
6800 (current_target_pragma): Rename from current_option_pragma.
6802 * target.h: (struct target_option): Delete booleans for changing
6803 the optimization level on hot/cold functions. Change signature of
6804 pragma_parse hook to take a second tree.
6806 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6808 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6809 that the declaration is done at global scope.
6811 * langhooks.c (add_builtin_function_common): Move most of the code
6812 from add_builtin_function here, calling the hook passed in.
6813 (add_builtin_function): Call add_builtin_function_common with
6814 standard builtin hook.
6815 (add_builtin_function_ext_scope): New function to add builtins to
6818 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6820 (add_builtin_function_ext_scope): Add declaration.
6822 * c-pragma.c (handle_pragma_target): Rename from
6823 handle_pragma_option, #pragma GCC option is now #pragma GCC
6824 target. Move warning about port not supporting target options to
6825 default pragma parse hook. Remove push/pop/reset from this
6827 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6828 (option_stack): Delete static variable.
6829 (optimize_stack): Ditto.
6830 (optons_stack): New stack of saved target and optimization
6832 (handle_pragma_push_options): New function to handle pushing both
6833 target and optimization options.
6834 (handle_pragma_pop_options): New function to handle popping both
6835 target and optimization options.
6836 (handle_pragma_reset_options): New function to handle resetting
6837 both target and optimization options to their initial state.
6838 (init_pragma): Rename handle_pragma_option to
6839 handle_pragma_target. Add support for push_options, pop_options,
6840 and reset_options pragmas.
6842 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6843 default_target_option_pragma_parse.
6844 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6845 default_target_option_valid_attribute_p.
6846 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6847 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6848 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6849 optimization level on hot/cold functions.
6851 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6852 if the caller and callee have different optimization levels.
6854 * c-common.c (handle_target_attribute): Rename from
6855 handle_option_attribute, attribute((option(...))) is now
6856 attribute((target(...))). Move warning if the port does not
6857 support target attributes to the default hook.
6858 (handle_hot_attribute): Delete code to change the optimization
6859 level of hot functions.
6860 (handle_cold_attribute): Ditto.
6862 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6863 argument that is the binary tree options to use if there are no
6864 arguments. Call ix86_valid_target_attribute_tree instead of
6865 ix86_valid_option_attribute_tree.
6866 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6867 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6868 ix86_pragma_option_parse.
6870 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6871 Rename from ix86_valid_option_attribute_tree.
6873 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6874 new builtins when the ISA changes.
6875 (ix86_valid_target_attribute_tree): Rename from
6876 ix86_valid_option_attribute_tree. Change callers. If the
6877 function specified optimization options, use those as the starting
6878 point before setting up the target attributes. If the
6879 optimization options were changed in the course of setting the
6880 target attributes, record the new optimization options.
6881 (ix86_valid_target_attribute_tree_inner_p): Rename from
6882 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6883 ix86_add_new_builtins if the ISA changed.
6884 (ix86_valid_target_attribute_p): Rename from
6885 ix86_valid_option_attribute_p. Change callers.
6886 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6887 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6888 as delayed builtin functions.
6889 (struct builtin_isa): New structure to record builtin functions
6890 that should be delayed until the ISA for that function is used.
6891 (ix86_builtins_isa): Change from int to struct to track builtin
6892 functions we want to declare at some point.
6893 (def_builtin): If the front end can delay defining the builtin
6894 functions, don't create builtins for ISAs not part of the default
6896 (def_builtin_const): Ditto.
6897 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6898 __builtin_ia32_pcmov_v2di to be different builtin functions.
6899 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6900 a structure instead of an int.
6901 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6902 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6903 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6904 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6906 * config/ia64/ia64.h
6907 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6908 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6910 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6911 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6912 (LANG_HOOKS_INITIALIZER): Add
6913 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6915 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6918 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6919 the reload address with the index register for SFmode
6920 access with a displacement.
6922 2008-08-30 Jan Hubicka <jh@suse.cz>
6924 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6925 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6926 * dojump.c (do_jump): Likewise.
6927 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6928 (note-if_info): Add BRANCH_COST.
6929 (noce_try_store_flag_constants, noce_try_addcc,
6930 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6931 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6932 find_if_case_2): Use computed branch cost.
6933 * expr.h (BRANCH_COST): Update default.
6934 * predict.c (predictable_edge_p): New function.
6935 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6936 Update BRANCH_COST call.
6937 * basic-block.h (predictable_edge_p): Declare.
6938 * config/alpha/alpha.h (BRANCH_COST): Update.
6939 * config/frv/frv.h (BRANCH_COST): Update.
6940 * config/s390/s390.h (BRANCH_COST): Update.
6941 * config/spu/spu.h (BRANCH_COST): Update.
6942 * config/sparc/sparc.h (BRANCH_COST): Update.
6943 * config/m32r/m32r.h (BRANCH_COST): Update.
6944 * config/i386/i386.h (BRANCH_COST): Update.
6945 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6947 * config/sh/sh.h (BRANCH_COST): Update.
6948 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6949 * config/avr/avr.h (BRANCH_COST): Update.
6950 * config/crx/crx.h (BRANCH_COST): Update.
6951 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6952 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6953 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6954 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6955 * config/ia64/ia64.h (BRANCH_COST): Update.
6956 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6957 * config/arc/arc.h (BRANCH_COST): Update.
6958 * config/score/score.h (BRANCH_COST): Update.
6959 * config/arm/arm.h (BRANCH_COST): Update.
6960 * config/pa/pa.h (BRANCH_COST): Update.
6961 * config/mips/mips.h (BRANCH_COST): Update.
6962 * config/vax/vax.h (BRANCH_COST): Update.
6963 * config/h8300/h8300.h (BRANCH_COST): Update.
6964 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6965 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6966 * doc/tm.texi (BRANCH_COST): Update.
6968 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6971 * config/arm/arm.c (arm_optimization_options): Set
6972 flag_section_anchors to 2 instead of 1 to distinguish it from
6973 -fsection-anchors given explicitely on the command line.
6975 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
6977 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6978 final insn of a split.
6980 2008-08-30 Jan Hubicka <jh@suse.cz>
6982 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
6983 optimized for speed.
6984 * final.c (compute_alignments): Use optimize_bb_for_size_p.
6985 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
6986 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
6987 flag_gcse_after_reload_set): New static vars.
6988 (common_handle_option): Enable those flags for profile-use.
6989 (decode_options): Remove optimize_size flags that are handled
6990 on higher granuality.
6991 * tree-vectorizer.c (vectorize_loops): Use
6992 optimize_loop_nest_for_speed_p.
6993 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
6994 * tree-predcom.c (tree_predictive_commoning): Use
6995 optimize_loop_for_speed_p.
6996 * varasm.c (assemble_start_function): Use
6997 optimize_function_for_speed_p.
6998 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
6999 * predict.c (optimize_loop_for_speed_p): Fix walk.
7001 2008-08-30 Jan Hubicka <jh@suse.cz>
7003 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7005 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7006 profile presence locally.
7008 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7011 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7012 versions before 4.0.
7014 2008-08-29 Jan Hubicka <jh@suse.cz>
7016 * tree-inline.c (insert_init_stmt): Insert sequence even when
7019 2008-08-29 Jeff Law <law@redhat.com>
7021 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7022 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7023 location and class is an FP register.
7025 2008-08-29 Jan Hubicka <jh@suse.cz>
7027 * see.c (see_merge_one_def_extension): Silence used uninitialized
7029 * matrix-reorg.c (check_allocation_function): Likewise.
7030 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7032 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7035 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7036 compute new & and | in type rather than TREE_TYPE (arg0).
7038 * dwarf2out.c (fortran_common): Update comment.
7039 (gen_variable_die): Swap com_die and var_die variables in Fortran
7040 COMMON block handling code.
7042 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7044 * dwarf2out.c (gen_const_die): New function.
7045 (size_of_die, value_format, output_die): Output larger
7046 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7047 (native_encode_initializer): New function.
7048 (tree_add_const_value_attribute): Call it.
7049 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7051 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7052 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7053 TREE_THIS_VOLATILE to add_type_attribute.
7055 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7057 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7060 * dwarf2out.c (loc_by_reference): New function.
7061 (add_location_or_const_value_attribute): Use it.
7064 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7065 as DW_TAG_variable children of DW_TAG_common_block rather than
7066 DW_TAG_member children. Put DW_AT_external to individual
7067 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7069 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7070 loc_descriptor_from_tree_1.
7074 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7075 arguments to imported_module_or_decl.
7076 (debug_nothing_tree_tree): Removed.
7077 (debug_nothing_tree_tree_tree_bool): New prototype.
7078 * debug.c (do_nothing_debug_hooks): Adjust.
7079 (debug_nothing_tree_tree): Removed.
7080 (debug_nothing_tree_tree_tree_bool): New function.
7081 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7082 (gen_variable_die): Put all common vars for the
7083 same COMMON block under one DW_TAG_common_block.
7084 (declare_in_namespace): Return new context_die, for Fortran
7085 return the module DIE instead of adding extra declarations into
7087 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7088 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7089 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7091 (dwarf2out_global_decl): Don't skip Fortran global vars.
7092 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7093 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7094 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7095 DW_TAG_imported_declaration as child of previous
7096 DW_TAG_imported_module.
7097 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7098 * sdbout.c (sdb_debug_hooks): Likewise.
7099 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7101 2008-08-29 Jan Hubicka <jh@suse.cz>
7103 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7105 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7106 * ipa-cp.c (n_cloning_candidates): New static variable.
7107 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7108 (ipcp_print_all_lattices): Improve debug output.
7109 (ipcp_cloning_candidate_p): New function.
7110 (ipcp_initialize_node_lattices): Use it.
7111 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7112 (ipcp_propagate_stage): Prettier debug output.
7113 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7114 (ipcp_print_all_structures): Remove.
7115 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7116 (ipcp_insert_stage): Prettier debug output; call
7117 cgraph_remove_unreachable_nodes before propagating.
7118 (pass_ipa_cp): Schedule function removal pass.
7119 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7121 (cgraph_maybe_hot_edge_p): Move to ...
7122 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7123 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7124 (common_handle_option): Set them; enable ipa-cp when profiling.
7125 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7126 (ipa_print_all_jump_functions): Likewise.
7127 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7128 (ipa_print_node_params, ipa_print_all_params): New.
7129 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7130 ipa_print_all_param_flags): Remove.
7131 (ipa_print_node_params, ipa_print_all_params): New.
7133 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7135 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7136 change from 2008-04-03.
7137 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7139 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7142 * ira-color.c (push_allocnos_to_stack): Truncate
7143 removed_splay_allocno_vec.
7145 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7148 * ira-color (ira_fast_allocation): Don't assign hard registers to
7151 2008-08-29 Jan Hubicka <jh@suse.cz>
7154 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7155 for cold internal loops.
7157 2008-08-29 Richard Guenther <rguenther@suse.de>
7159 * tree-ssa-structalias.c (create_variable_info_for): Do not
7160 create fields for heap vars or vars with a noalias state.
7161 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7164 2008-08-29 Richard Guenther <rguenther@suse.de>
7166 * common.opt (ftree-store-ccp): Mark as preserved for
7167 backward compatibility.
7168 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7169 * tree-pass.h (pass_store_ccp): Remove.
7170 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7171 (first_vdef): Remove declaration.
7172 (get_value_loaded_by): Likewise.
7173 * tree-ssa-ccp.c (do_store_ccp): Remove.
7174 (get_default_value): Simplify as do_store_ccp is always false
7175 now. Do not initialize mem_ref.
7176 (set_value_varying): Likewise.
7177 (canonicalize_float_value): Likewise.
7178 (set_lattice_value): Likewise.
7179 (likely_value): Likewise.
7180 (surely_varying_stmt_p): Likewise.
7181 (ccp_initialize): Likewise.
7182 (ccp_lattice_meet): Likewise.
7183 (ccp_visit_phi_node): Likewise.
7184 (ccp_fold): Likewise.
7185 (evaluate_stmt): Likewise.
7186 (visit_assignment): Likewise.
7187 (ccp_visit_stmt): Likewise.
7188 (execute_ssa_ccp): Fold into ...
7189 (do_ssa_ccp): ... this.
7190 (do_ssa_store_ccp): Remove.
7191 (gate_store_ccp): Likewise.
7192 (pass_store_ccp): Likewise.
7193 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7195 * tree-ssa-propagate.c (first_vdef): Remove.
7196 (get_value_loaded_by): Likewise.
7197 (replace_vuses_in): Likewise.
7198 (substitute_and_fold): Do not call replace_vuses_in.
7199 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7201 2008-08-29 Richard Guenther <rguenther@suse.de>
7204 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7205 PARAM_NOALIAS tags with is_heapvar.
7206 * tree-ssa-operands.c (access_can_touch_variable): Offset
7207 based tests do not apply for heapvars. Fix offset test.
7209 2008-08-29 Jan Hubicka <jh@suse.cz>
7211 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7212 (-fipa-cp-clone): Enabled by default at -O3.
7213 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7214 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7216 2008-08-29 Jan Hubicka <jh@suse.cz>
7218 * tree.c (build_function_type_skip_args,
7219 build_function_decl_skip_args): New functions.
7220 * tree.h (build_function_type_skip_args,
7221 build_function_decl_skip_args): Declare.
7222 * gimple.c (giple_copy_call_skip_args): New function.
7223 (giple_copy_call_skip_args): Declare.
7225 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7226 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7227 (ipcp_node_modifiable_p): ... this one; use
7228 tree_versionable_function_p.
7229 (ipcp_create_replace_map): Improve debug output.
7230 (ipcp_need_redirect_p): Return false when not clonning.
7231 (ipcp_update_callgraph): Skip args.
7232 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7234 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7235 (save_inline_function_body): Update call of tree_function_versioning.
7236 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7237 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7239 (tree_function_versioning): Likewise.
7240 * tree-inline.h (tree_function_versioning): Update prototype.
7242 2008-08-29 Jan Hubicka <jh@suse.cz>
7244 * loop-unswitch.c (unswitch_single_loop): Use
7245 optimize_loop_for_speed_p.
7246 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7247 Use optimize_function_for_size_p.
7248 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7249 * postreload-gcse.c (eliminate_partially_redundant_load):
7250 Use optimize_bb_for_size_p.
7251 * value-prof.c (gimple_divmod_fixed_value_transform,
7252 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7253 gimple_stringops_transform): Use optimize_bb_for_size_p.
7254 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7255 * final.c (compute_alignments): Use optimize_function_for_size_p.
7256 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7257 (fold_builtin_strcpy, fold_builtin_fputs): Use
7258 optimize_function_for_size_p.
7259 * fold-const.c (tree_swap_operands_p): Use
7260 optimize_function_for_size_p.
7261 * recog.c (relax_delay_slots): Likewise.
7262 * tree-ssa-math-opts.c (replace_reciprocal):
7263 Use optimize_bb_for_speed_p.
7264 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7265 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7266 optimize_function_for_size_p.
7267 (cgraph_decide_inlining_of_small_function): Use
7268 optimize_function_for_size_p.
7269 * global.c (find_reg): Use optimize_function_for_size_p.
7270 * opts.c (decode_options): Do not clear flag_tree_ch,
7271 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7272 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7273 work it out from profile.
7274 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7275 optimize_loop_for_speed_p.
7276 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7278 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7279 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7280 * tree-eh.c (decide_copy_try_finally): Use
7281 optimize_function_for_size_p.
7282 * local-alloc.c (block_alloc): Pass BB pointer.
7283 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7284 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7285 * loop-unroll.c (decide_unrolling_and_peeling):
7286 Use optimize_loop_for_size_p.
7287 (decide_peel_completely): Likewise.
7288 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7289 optimize_loop_for_size_p.
7290 (vect_enhance_data_refs_alignment): Likewise.
7291 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7292 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7294 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7295 (try_crossjump_bb): Use optimize_bb_for_size_p.
7296 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7297 optimize_loop_for_speed_p.
7298 * bb-reorder.c (find_traces_1_round): Likewise.
7299 (copy_bb): Use optimize_bb_for_speed_p.
7300 (duplicate_computed_gotos): Likewise.
7301 * basic-block.h (optimize_loop_nest_for_size_p,
7302 optimize_loop_nest_for_speed_p): New.
7303 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7305 2008-08-29 Tristan Gingold <gingold@adacore.com>
7307 * gcov.c (main): Call expandargv.
7309 2008-08-29 Jan Hubicka <jh@suse.cz>
7311 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7313 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7315 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7316 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7318 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7320 2008-08-29 Jan Hubicka <jh@suse.cz>
7322 * tree-pass.h (pass_strip_predict_hints): Declare.
7323 * predict.c (strip_builtin_expect): Rename to ...
7324 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7325 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7326 (tree_estimate_probability): Do not strip builtin_expect.
7327 (pass_strip_predict_hints): New pass.
7328 * tree-inline.c (expand_call_inline): When inlining cold function,
7329 predict it as unlikely.
7330 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7332 2008-08-29 Richard Guenther <rguenther@suse.de>
7334 PR tree-optimization/37207
7335 * tree-vrp.c (extract_range_from_binary_expr): Also try
7336 to constant fold if only one of the operands is a constant.
7338 2008-08-29 Nick Clifton <nickc@redhat.com>
7340 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7341 the same way as SYMBOL_REFs.
7343 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7345 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7347 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7349 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7350 * config/mips/mips.md (branch_likely): Remove const. Fix
7352 (define_delay for type "branch"): Change to only apply for branch
7353 with likely variant.
7354 (define_delay for type "branch" and "branch_likely" no). New delay
7356 (equality_op): New code iterator.
7357 (bbv, bbinv): New code attributes.
7358 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7361 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7362 Andrew Pinski <pinskia@gcc.gnu.org>
7365 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7367 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7369 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7370 rule that a symbolic constant must be defined and >= 0 for the
7371 corresponding facility to be present at compile-time.
7372 * gthr-posix.c: Likewise.
7374 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7376 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7377 * config/mips/mips.md (D): New mode attribute.
7378 (mulsi3, muldi3): Merge it into ...
7379 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7380 (muldi3_mul3): New pattern.
7381 (mulsi3_mult3): Rename to mulsi3_mul3.
7383 2008-08-28 Jan Hubicka <jh@suse.cz>
7385 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7387 * predict.c (always_optimize_for_size_p): Rename to ...
7388 (optimize_function_for_size): ... this one; make extern.
7389 (optimize_function_for_speed_p): New.
7390 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7391 optimize_edge_for_size_p,optimize_edge_for_size_p,
7392 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7393 * basic-block.h (optimize_function_for_size_p,
7394 optimize_function_for_speed_p): Declare.
7395 * i386.md (optimize_size checks): Replace them by appropriate
7397 (standard_80387_constant_p, ix86_compute_frame_layout,
7398 ix86_expand_epilogue, ix86_decompose_address,
7399 print_operand, emit_i387_cw_initialization,
7400 inline_memory_move_cost, ix86_pad_returns,
7401 ix86_reorg): Replace optimize_size checks.
7403 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7405 * rtl.h (simplify_subreg_regno): Declare.
7406 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7407 * simplify-rtx.c (simplify_subreg): ...here.
7408 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7409 subreg_offset_representable_p.
7411 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7414 * c-typeck.c (convert_for_assignment): Give a note describing what
7415 was passed and what was expected.
7417 2008-08-28 Joey Ye <joey.ye@intel.com>
7419 * doc/extend.texi: Document AVX built-in functions.
7420 * doc/invoke.texi: Document -mavx.
7422 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7423 Joey Ye <joey.ye@intel.com>
7424 Xuepeng Guo <xuepeng.guo@intel.com>
7426 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7428 * config/i386/cpuid.h (bit_FMA): New.
7429 (bit_XSAVE): Likewise.
7430 (bit_OSXSAVE): Likewise.
7431 (bit_AVX): Likewise.
7433 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7434 define. Use ASM_OUTPUT_AVX_PREFIX.
7436 * config/i386/gmmintrin.h: New.
7438 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7439 (OPTION_MASK_ISA_AVX_SET): New.
7440 (OPTION_MASK_ISA_FMA_SET): Likewise.
7441 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7442 (OPTION_MASK_ISA_FMA_SET): Likewise.
7443 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7444 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7445 (pta_flags): Add PTA_AVX and PTA_FMA.
7446 (override_options): Handle PTA_AVX and PTA_FMA.
7447 (init_cumulative_args): Handle warn_avx.
7448 (classify_argument): Return 0 for COImode and OImode. Return
7449 1 and X86_64_AVX_CLASS for 256bit vector types.
7450 (examine_argument): Handle X86_64_AVX_CLASS.
7451 (construct_container): Likewise.
7452 (function_arg_advance_32): Pass OImode and 256bit vector types
7454 (function_arg_advance_64): Take a new argument to indicate if a
7455 parameter is named. Handle 256bit vector types. Return
7456 immediately for unnamed 256bit vector mode parameters.
7457 (function_arg_advance): Updated.
7458 (function_arg_32): Add comments for TImode. Handle OImode
7459 and 256bit vector types.
7460 (function_arg_64): Take a new argument to indicate if a
7461 parameter is named. Handle 256bit vector types. Return NULL
7462 for unnamed 256bit vector mode parameters.
7463 (function_arg): Updated.
7464 (setup_incoming_varargs_64): Support
7465 AVX encoding for *sse_prologue_save_insn.
7466 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7467 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7468 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7469 enabled, otherwise return -3.
7470 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7472 (print_reg): Support AVX registers. Handle 'x' and 't'.
7473 Handle 'd' to duplicate the operand.
7474 (print_operand): Likewise. Also support AVX vector compare
7476 (output_387_binary_op): Support AVX.
7477 (output_fp_compare): Likewise.
7478 (ix86_expand_vector_move_misalign): Likewise.
7479 (ix86_attr_length_vex_default): New.
7480 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7481 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7482 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7483 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7484 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7485 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7486 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7487 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7488 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7489 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7490 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7491 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7492 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7493 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7494 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7495 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7496 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7497 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7498 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7499 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7500 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7501 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7502 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7503 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7504 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7505 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7506 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7507 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7508 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7509 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7510 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7511 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7512 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7513 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7514 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7515 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7516 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7517 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7518 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7519 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7520 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7521 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7522 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7523 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7524 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7525 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7526 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7527 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7528 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7529 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7530 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7531 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7532 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7533 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7534 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7535 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7536 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7537 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7538 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7539 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7540 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7541 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7542 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7543 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7544 and IX86_BUILTIN_MOVMSKPS256,
7545 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7546 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7547 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7548 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7549 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7550 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7551 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7552 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7553 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7554 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7555 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7556 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7557 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7558 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7559 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7560 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7561 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7562 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7563 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7564 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7565 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7566 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7567 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7568 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7569 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7570 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7571 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7572 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7573 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7574 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7575 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7576 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7577 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7578 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7579 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7580 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7581 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7582 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7583 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7584 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7585 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7586 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7587 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7588 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7589 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7590 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7591 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7592 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7593 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7594 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7595 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7596 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7597 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7598 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7599 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7600 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7601 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7602 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7604 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7605 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7606 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7607 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7608 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7609 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7610 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7611 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7612 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7613 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7614 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7615 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7616 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7617 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7618 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7619 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7620 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7621 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7622 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7623 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7624 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7625 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7626 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7627 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7628 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7629 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7630 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7631 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7632 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7633 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7634 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7635 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7636 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7637 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7638 IX86_BUILTIN_MOVMSKPS256.
7639 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7640 (ix86_expand_args_builtin): Likewise.
7641 (ix86_expand_special_args_builtin): Likewise.
7642 (ix86_hard_regno_mode_ok): Handle AVX modes.
7643 (ix86_expand_vector_init_duplicate): Likewise.
7644 (ix86_expand_vector_init_one_nonzero): Likewise.
7645 (ix86_expand_vector_init_one_var): Likewise.
7646 (ix86_expand_vector_init_concat): Likewise.
7647 (ix86_expand_vector_init_general): Likewise.
7648 (ix86_expand_vector_set): Likewise.
7649 (ix86_vector_mode_supported_p): Likewise.
7650 (x86_extended_reg_mentioned_p): Check INSN_P before using
7653 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7654 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7656 * config/i386/i386.h (TARGET_AVX): New.
7657 (TARGET_FMA): Likewise.
7658 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7659 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7660 (VALID_AVX256_REG_MODE): New.
7661 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7662 (AVX_FLOAT_MODE_P): Likewise.
7663 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7664 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7665 (AVX_VEC_FLOAT_MODE_P): Likewise.
7666 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7667 (ASM_OUTPUT_OPCODE): Likewise.
7668 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7670 (SSE_REG_MODE_P): Allow 256bit vector modes.
7671 (ix86_args): Add a warn_avx field.
7673 * config/i386/i386.md (UNSPEC_PCMP): New.
7674 (UNSPEC_VPERMIL): Likewise.
7675 (UNSPEC_VPERMIL2): Likewise.
7676 (UNSPEC_VPERMIL2F128): Likewise.
7677 (UNSPEC_MASKLOAD): Likewise.
7678 (UNSPEC_MASKSTORE): Likewise.
7679 (UNSPEC_CAST): Likewise.
7680 (UNSPEC_VTESTP): Likewise.
7681 (UNSPECV_VZEROALL): Likewise.
7682 (UNSPECV_VZEROUPPER): Likewise.
7683 (XMM0_REG): Likewise.
7684 (XMM1_REG): Likewise.
7685 (XMM2_REG): Likewise.
7686 (XMM3_REG): Likewise.
7687 (XMM4_REG): Likewise.
7688 (XMM5_REG): Likewise.
7689 (XMM6_REG): Likewise.
7690 (XMM8_REG): Likewise.
7691 (XMM9_REG): Likewise.
7692 (XMM10_REG): Likewise.
7693 (XMM11_REG): Likewise.
7694 (XMM12_REG): Likewise.
7695 (XMM13_REG): Likewise.
7696 (XMM14_REG): Likewise.
7697 (XMM15_REG): Likewise.
7699 (prefix_vex_imm8): Likewise.
7700 (prefix_vex_w): Likewise.
7701 (length_vex): Likewise.
7704 (*avx_ashlti3): Likewise.
7705 (*avx_lshrti3): Likewise.
7706 (*avx_setcc<mode>): Likewise.
7707 (*fop_<mode>_comm_mixed_avx): Likewise.
7708 (*fop_<mode>_comm_avx): Likewise.
7709 (*fop_<mode>_1_mixed_avx): Likewise.
7710 (*fop_<mode>_1_avx): Likewise.
7711 (*avx_<code><mode>3): Likewise.
7712 (*avx_ieee_smin<mode>3): Likewise.
7713 (*avx_ieee_smax<mode>3): Likewise.
7714 (mode): Add OI, V8SF and V4DF.
7715 (length): Support VEX prefix.
7716 (*cmpfp_i_mixed): Set prefix attribute.
7717 (*cmpfp_i_sse): Likewise.
7718 (*cmpfp_iu_mixed): Likewise.
7719 (*cmpfp_iu_sse): Likewise.
7720 (*movsi_1): Support AVX.
7721 (*movdi_2): Likewise.
7722 (*movdi_1_rex64): Likewise.
7723 (*movti_internal): Likewise.
7724 (*movti_rex64): Likewise.
7725 (*movsf_1): Likewise.
7726 (*movdf_nointeger): Likewise.
7727 (*movdf_integer_rex64): Likewise.
7728 (*movtf_internal): Likewise.
7729 (zero_extendsidi2_32): Likewise.
7730 (zero_extendsidi2_rex64): Likewise.
7731 (*extendsfdf2_mixed): Likewise.
7732 (*extendsfdf2_sse): Likewise.
7733 (*truncdfsf_fast_mixed): Likewise.
7734 (*truncdfsf_fast_sse): Likewise.
7735 (*truncdfsf_mixed): Likewise.
7736 (fix_trunc<mode>di_sse): Likewise.
7737 (fix_trunc<mode>si_sse): Likewise.
7738 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7739 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7740 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7741 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7742 (*rcpsf2_sse): Likewise.
7743 (*rsqrtsf2_sse): Likewise.
7744 (*sqrt<mode>2_sse): Likewise.
7745 (sse4_1_round<mode>2): Likewise.
7746 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7747 Support AVX. Set length attribute properly for AVX.
7749 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7750 (VECTOR_MODES (FLOAT, 32)): Likewise.
7751 (VECTOR_MODE (INT, DI, 8)): Likewise.
7752 (VECTOR_MODE (INT, HI, 32)): Likewise.
7753 (VECTOR_MODE (INT, QI, 64)): Likewise.
7754 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7755 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7756 (VECTOR_MODE (INT, DI, 4)): Removed.
7757 (VECTOR_MODE (INT, SI, 8)): Likewise.
7758 (VECTOR_MODE (INT, HI, 16)): Likewise.
7759 (VECTOR_MODE (INT, QI, 32)): Likewise.
7760 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7761 (INT_MODE (OI, 32)): Likewise.
7763 * config/i386/i386.opt (mavx): New.
7766 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7768 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7769 (*mov<mode>_internal_avx): New.
7770 (*movv2sf_internal_rex64_avx): Likewise.
7771 (*movv2sf_internal_avx): Likewise.
7773 * config/i386/predicates.md (const_4_to_5_operand): New.
7774 (const_6_to_7_operand): Likewise.
7775 (const_8_to_11_operand): Likewise.
7776 (const_12_to_15_operand): Likewise.
7777 (avx_comparison_float_operator): Likewise.
7779 * config/i386/sse.md (AVX256MODEI): New.
7780 (AVX256MODE): Likewise.
7781 (AVXMODEQI): Likewise.
7782 (AVXMODE): Likewise.
7783 (AVX256MODEF2P): Likewise.
7784 (AVX256MODE2P): Likewise.
7785 (AVX256MODE4P): Likewise.
7786 (AVX256MODE8P): Likewise.
7787 (AVXMODEF2P): Likewise.
7788 (AVXMODEF4P): Likewise.
7789 (AVXMODEDCVTDQ2PS): Likewise.
7790 (AVXMODEDCVTPS2DQ): Likewise.
7791 (avxvecmode): Likewise.
7792 (avxvecpsmode): Likewise.
7793 (avxhalfvecmode): Likewise.
7794 (avxscalarmode): Likewise.
7795 (avxcvtvecmode): Likewise.
7796 (avxpermvecmode): Likewise.
7797 (avxmodesuffixf2c): Likewise.
7798 (avxmodesuffixp): Likewise.
7799 (avxmodesuffixs): Likewise.
7800 (avxmodesuffix): Likewise.
7801 (vpermilbits): Likewise.
7802 (pinsrbits): Likewise.
7803 (mov<mode>): Likewise.
7804 (*mov<mode>_internal): Likewise.
7805 (push<mode>1): Likewise.
7806 (movmisalign<mode>): Likewise.
7807 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7808 (avx_movdqu<avxmodesuffix>): Likewise.
7809 (avx_lddqu<avxmodesuffix>): Likewise.
7810 (<plusminus_insn><mode>3): Likewise.
7811 (*avx_<plusminus_insn><mode>3): Likewise.
7812 (*avx_vm<plusminus_insn><mode>3): Likewise.
7813 (mul<mode>3): Likewise.
7814 (*avx_mul<mode>3): Likewise.
7815 (*avx_vmmul<mode>3): Likewise.
7816 (divv8sf3): Likewise.
7817 (divv4df3): Likewise.
7818 (avx_div<mode>3): Likewise.
7819 (*avx_div<mode>3): Likewise.
7820 (*avx_vmdiv<mode>3): Likewise.
7821 (avx_rcpv8sf2): Likewise.
7822 (*avx_vmrcpv4sf2): Likewise.
7823 (sqrtv8sf2): Likewise.
7824 (avx_sqrtv8sf2): Likewise.
7825 (*avx_vmsqrt<mode>2): Likewise.
7826 (rsqrtv8sf2): Likewise.
7827 (avx_rsqrtv8sf2): Likewise.
7828 (*avx_vmrsqrtv4sf2): Likewise.
7829 (<code><mode>3): Likewise.
7830 (*avx_<code><mode>3_finite): Likewise.
7831 (*avx_<code><mode>3): Likewise.
7832 (*avx_vm<code><mode>3): Likewise.
7833 (*avx_ieee_smin<mode>3): Likewise.
7834 (*avx_ieee_smax<mode>3): Likewise.
7835 (avx_addsubv8sf3): Likewise.
7836 (avx_addsubv4df3): Likewise.
7837 (*avx_addsubv4sf3): Likewise.
7838 (*avx_addsubv2df3): Likewise.
7839 (avx_h<plusminus_insn>v4df3): Likewise.
7840 (avx_h<plusminus_insn>v8sf3): Likewise.
7841 (*avx_h<plusminus_insn>v4sf3): Likewise.
7842 (*avx_h<plusminus_insn>v2df3): Likewise.
7843 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7844 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7845 (*avx_maskcmp<mode>3): Likewise.
7846 (avx_nand<mode>3): Likewise.
7847 (*avx_<code><mode>3): Likewise.
7848 (*avx_nand<mode>3): Likewise.
7849 (*avx_<code><mode>3): Likewise.
7850 (*avx_cvtsi2ss): Likewise.
7851 (*avx_cvtsi2ssq): Likewise.
7852 (*avx_cvtsi2sd): Likewise.
7853 (*avx_cvtsi2sdq): Likewise.
7854 (*avx_cvtsd2ss): Likewise.
7855 (avx_cvtss2sd): Likewise.
7856 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7857 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7858 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7859 (*avx_cvtsi2sd): Likewise.
7860 (*avx_cvtsi2sdq): Likewise.
7861 (avx_cvtdq2pd256): Likewise.
7862 (avx_cvtpd2dq256): Likewise.
7863 (avx_cvttpd2dq256): Likewise.
7864 (*avx_cvtsd2ss): Likewise.
7865 (*avx_cvtss2sd): Likewise.
7866 (avx_cvtpd2ps256): Likewise.
7867 (avx_cvtps2pd256): Likewise.
7868 (*avx_movhlps): Likewise.
7869 (*avx_movlhps): Likewise.
7870 (avx_unpckhps256): Likewise.
7871 (*avx_unpckhps): Likewise.
7872 (avx_unpcklps256): Likewise.
7873 (*avx_unpcklps): Likewise.
7874 (avx_movshdup256): Likewise.
7875 (avx_movsldup256): Likewise.
7876 (avx_shufps256): Likewise.
7877 (avx_shufps256_1): Likewise.
7878 (*avx_shufps_<mode>): Likewise.
7879 (*avx_loadhps): Likewise.
7880 (*avx_storelps): Likewise.
7881 (*avx_loadlps): Likewise.
7882 (*avx_movss): Likewise.
7883 (*vec_dupv4sf_avx): Likewise.
7884 (*vec_concatv2sf_avx): Likewise.
7885 (*vec_concatv4sf_avx): Likewise.
7886 (*vec_setv4sf_0_avx): Likewise.
7887 (*vec_setv4sf_avx): Likewise.
7888 (*avx_insertps): Likewise.
7889 (avx_vextractf128<mode>): Likewise.
7890 (vec_extract_lo_<mode>): Likewise.
7891 (vec_extract_hi_<mode>): Likewise.
7892 (vec_extract_lo_<mode>): Likewise.
7893 (vec_extract_hi_<mode>): Likewise.
7894 (vec_extract_lo_v16hi): Likewise.
7895 (vec_extract_hi_v16hi): Likewise.
7896 (vec_extract_lo_v32qi): Likewise.
7897 (vec_extract_hi_v32qi): Likewise.
7898 (avx_unpckhpd256): Likewise.
7899 (*avx_unpckhpd): Likewise.
7900 (avx_movddup256): Likewise.
7901 (*avx_movddup): Likewise.
7902 (avx_unpcklpd256): Likewise.
7903 (*avx_unpcklpd): Likewise.
7904 (avx_shufpd256): Likewise.
7905 (avx_shufpd256_1): Likewise.
7906 (*avx_punpckhqdq): Likewise.
7907 (*avx_punpcklqdq): Likewise.
7908 (*avx_shufpd_<mode>): Likewise.
7909 (*avx_storehpd): Likewise.
7910 (*avx_loadhpd): Likewise.
7911 (*avx_loadlpd): Likewise.
7912 (*avx_movsd): Likewise.
7913 (*vec_concatv2df_avx): Likewise.
7914 (*avx_<plusminus_insn><mode>3): Likewise.
7915 (*avx_<plusminus_insn><mode>3): Likewise.
7916 (*avx_mulv8hi3): Likewise.
7917 (*avxv8hi3_highpart): Likewise.
7918 (*avx_umulv8hi3_highpart): Likewise.
7919 (*avx_umulv2siv2di3): Likewise.
7920 (*avx_mulv2siv2di3): Likewise.
7921 (*avx_pmaddwd): Likewise.
7922 (*avx_mulv4si3): Likewise.
7923 (*avx_ashr<mode>3): Likewise.
7924 (*avx_lshr<mode>3): Likewise.
7925 (*avx_ashl<mode>3): Likewise.
7926 (*avx_<code><mode>3): Likewise.
7927 (*avx_eq<mode>3): Likewise.
7928 (*avx_gt<mode>3): Likewise.
7929 (*avx_nand<mode>3): Likewise.
7930 (*avx_nand<mode>3): Likewise.
7931 (*avx_<code><mode>3): Likewise.
7932 (*avx_<code><mode>3): Likewise.
7933 (*avx_packsswb): Likewise.
7934 (*avx_packssdw): Likewise.
7935 (*avx_packuswb): Likewise.
7936 (*avx_punpckhbw): Likewise.
7937 (*avx_punpcklbw): Likewise.
7938 (*avx_punpckhwd): Likewise.
7939 (*avx_punpcklwd): Likewise.
7940 (*avx_punpckhdq): Likewise.
7941 (*avx_punpckldq): Likewise.
7942 (*avx_pinsr<avxmodesuffixs>): Likewise.
7943 (*avx_pinsrq): Likewise.
7944 (*avx_loadld): Likewise.
7945 (*vec_extractv2di_1_rex64_avx): Likewise.
7946 (*vec_extractv2di_1_avx): Likewise.
7947 (*vec_dupv2di_avx): Likewise.
7948 (*vec_concatv2si_avx): Likewise.
7949 (*vec_concatv4si_1_avx): Likewise.
7950 (*vec_concatv2di_avx): Likewise.
7951 (*vec_concatv2di_rex64_avx): Likewise.
7952 (*avx_uavgv16qi3): Likewise.
7953 (*avx_uavgv8hi3): Likewise.
7954 (*avx_psadbw): Likewise.
7955 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7956 (*avx_phaddwv8hi3): Likewise.
7957 (*avx_phadddv4si3): Likewise.
7958 (*avx_phaddswv8hi3): Likewise.
7959 (*avx_phsubwv8hi3): Likewise.
7960 (*avx_phsubdv4si3): Likewise.
7961 (*avx_phsubswv8hi3): Likewise.
7962 (*avx_pmaddubsw128): Likewise.
7963 (*avx_pmulhrswv8hi3): Likewise.
7964 (*avx_pshufbv16qi3): Likewise.
7965 (*avx_psign<mode>3): Likewise.
7966 (*avx_palignrti): Likewise.
7967 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7968 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7969 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7970 (*avx_mpsadbw): Likewise.
7971 (*avx_packusdw): Likewise.
7972 (*avx_pblendvb): Likewise.
7973 (*avx_pblendw): Likewise.
7974 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7975 (avx_ptest256): Likewise.
7976 (avx_roundp<avxmodesuffixf2c>256): Likewise.
7977 (*avx_rounds<ssemodesuffixf2c>): Likewise.
7978 (*avx_aesenc): Likewise.
7979 (*avx_aesenclast): Likewise.
7980 (*avx_aesdec): Likewise.
7981 (*avx_aesdeclast): Likewise.
7982 (avx_vzeroupper): Likewise.
7983 (avx_vzeroupper_rex64): Likewise.
7984 (avx_vpermil<mode>): Likewise.
7985 (avx_vpermilvar<mode>3): Likewise.
7986 (avx_vpermil2<mode>3): Likewise.
7987 (avx_vperm2f128<mode>3): Likewise.
7988 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7989 (avx_vbroadcastss256): Likewise.
7990 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
7991 (avx_vinsertf128<mode>): Likewise.
7992 (vec_set_lo_<mode>): Likewise.
7993 (vec_set_hi_<mode>): Likewise.
7994 (vec_set_lo_<mode>): Likewise.
7995 (vec_set_hi_<mode>): Likewise.
7996 (vec_set_lo_v16hi): Likewise.
7997 (vec_set_hi_v16hi): Likewise.
7998 (vec_set_lo_v32qi): Likewise.
7999 (vec_set_hi_v32qi): Likewise.
8000 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8001 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8002 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8003 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8004 (vec_init<mode>): Likewise.
8005 (*vec_concat<mode>_avx): Likewise.
8006 (blendbits): Support V8SF and V4DF.
8007 (sse2_movq128): Support AVX.
8008 (<sse>_movnt<mode>): Likewise.
8009 (sse2_movntv2di): Likewise.
8010 (sse_rcpv4sf2): Likewise.
8011 (sse_sqrtv4sf2): Likewise.
8012 (sse_rsqrtv4sf2): Likewise.
8013 (<sse>_comi): Likewise.
8014 (<sse>_ucomi): Likewise.
8015 (sse_cvtss2si): Likewise.
8016 (sse_cvtss2si_2): Likewise.
8017 (sse_cvtss2siq): Likewise.
8018 (sse_cvtss2siq_2): Likewise.
8019 (sse_cvttss2si): Likewise.
8020 (sse_cvttss2siq): Likewise.
8021 (sse2_cvtsd2si): Likewise.
8022 (sse2_cvtsd2si_2): Likewise.
8023 (sse2_cvtsd2siq): Likewise.
8024 (sse2_cvtsd2siq_2): Likewise.
8025 (sse2_cvttsd2si): Likewise.
8026 (sse2_cvttsd2siq): Likewise.
8027 (sse2_cvtdq2pd): Likewise.
8028 (*sse2_cvtpd2dq): Likewise.
8029 (*sse2_cvttpd2dq): Likewise.
8030 (*sse2_cvtpd2ps): Likewise.
8031 (sse2_cvtps2pd): Likewise.
8032 (sse3_movshdup): Likewise.
8033 (sse3_movsldup): Likewise.
8034 (sse_storehps): Likewise.
8035 (*sse4_1_extractps): Likewise.
8036 (sse2_storelpd): Likewise.
8037 (vec_dupv2df_sse3): Likewise.
8038 (*vec_concatv2df_sse3): Likewise.
8039 (*sse4_1_pextrb): Likewise.
8040 (*sse4_1_pextrb_memory): Likewise.
8041 (*sse2_pextrw): Likewise.
8042 (*sse4_1_pextrw_memory): Likewise.
8043 (*sse4_1_pextrd): Likewise.
8044 (*sse4_1_pextrq): Likewise.
8045 (sse2_pshufd_1): Likewise.
8046 (sse2_pshuflw_1): Likewise.
8047 (sse2_pshufhw_1): Likewise.
8048 (*sse2_storeq_rex64): Likewise.
8049 (*vec_dupv4si): Likewise.
8050 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8051 (sse2_pmovmskb): Likewise.
8052 (*sse2_maskmovdqu): Likewise.
8053 (*sse2_maskmovdqu_rex64): Likewise.
8054 (sse_ldmxcsr): Likewise.
8055 (sse_stmxcsr): Likewise.
8056 (abs<mode>2): Likewise.
8057 (sse4_1_movntdqa): Likewise.
8058 (sse4_1_phminposuw): Likewise.
8059 (sse4_1_extendv8qiv8hi2): Likewise.
8060 (*sse4_1_extendv8qiv8hi2): Likewise.
8061 (sse4_1_extendv4qiv4si2): Likewise.
8062 (*sse4_1_extendv4qiv4si2): Likewise.
8063 (sse4_1_extendv2qiv2di2): Likewise.
8064 (*sse4_1_extendv2qiv2di2): Likewise.
8065 (sse4_1_extendv4hiv4si2): Likewise.
8066 (*sse4_1_extendv4hiv4si2): Likewise.
8067 (sse4_1_extendv2hiv2di2): Likewise.
8068 (*sse4_1_extendv2hiv2di2): Likewise.
8069 (sse4_1_extendv2siv2di2): Likewise.
8070 (*sse4_1_extendv2siv2di2): Likewise.
8071 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8072 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8073 (sse4_1_zero_extendv4qiv4si2): Likewise.
8074 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8075 (sse4_1_zero_extendv2qiv2di2): Likewise.
8076 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8077 (sse4_1_zero_extendv4hiv4si2): Likewise.
8078 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8079 (sse4_1_zero_extendv2hiv2di2): Likewise.
8080 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8081 (sse4_1_zero_extendv2siv2di2): Likewise.
8082 (*sse4_1_zero_extendv2siv2di2): Likewise.
8083 (sse4_1_ptest): Likewise.
8084 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8085 (sse4_2_pcmpestri): Likewise.
8086 (sse4_2_pcmpestrm): Likewise.
8087 (sse4_2_pcmpistri): Likewise.
8088 (sse4_2_pcmpistrm): Likewise.
8090 (aeskeygenassist): Likewise.
8092 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8094 * config/i386/predicates.md (vzeroall_operation): New.
8096 * config/i386/sse.md (avx_vzeroall): New.
8097 (*avx_vzeroall): Likewise.
8099 2008-08-28 Paul Brook <paul@codesourcery.com>
8100 Mark Shinwell <shinwell@codesourcery.com>
8101 Richard Earnshaw <richard.earnshaw@arm.com>
8103 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8104 (TARGET_MIN_ANCHOR_OFFSET): New.
8105 (arm_override_options): Set correct anchor ranges for Thumb-1
8106 and Thumb-2 if required.
8107 (legitimize_pic_address): Handle case involving a TLS symbol
8108 reference with an addend.
8109 (arm_optimization_options): Enable section anchors at -O1 and
8111 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8112 * config/arm/arm-protos.h (arm_optimization_options): New.
8114 2008-08-28 Nick Clifton <nickc@redhat.com>
8116 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8117 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8120 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8121 * config/v850/v850.md (return): Remove frame size restriction.
8123 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8125 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8127 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8129 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8131 2008-08-28 Paul Brook <paul@codesourcery.com>
8133 * config/arm/vfp11.md: Update license notice.
8134 * config/arm/cortex-r4.md: Ditto.
8136 2008-08-28 Richard Guenther <rguenther@suse.de>
8138 PR tree-optimization/37207
8139 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8142 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8145 * tree.c (int_fits_type_p): Don't forget unsigned integers
8146 of type sizetype which higher end word equals -1.
8148 2008-08-28 Ira Rosen <irar@il.ibm.com>
8150 * target.h (struct vectorize): Add new target builtin.
8151 * tree-vectorizer.c (destroy_loop_vec_info): Call
8152 vect_free_slp_instance instead of vect_free_slp_node.
8153 * tree-vectorizer.h (enum slp_load_perm_type): New.
8154 (struct _slp_instance): Add new fields.
8155 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8156 (SLP_INSTANCE_LOADS): New.
8157 (vect_free_slp_tree): Remove.
8158 (vect_free_slp_instance): Declare.
8159 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8160 (vectorizable_load): Add argument.
8161 (vect_transform_slp_perm_load): New.
8162 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8164 (vect_get_place_in_interleaving_chain): New function.
8165 (vect_free_slp_tree): Make static.
8166 (vect_free_slp_instance): New function.
8167 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8168 collect the load location in the interleaving chain.
8169 (vect_supported_slp_permutation_p): New function.
8170 (vect_supported_load_permutation_p): Likewise.
8171 (vect_analyze_slp_instance): In case of loads permutation, call
8172 vect_supported_load_permutation_p to check that the permutation is
8174 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8175 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8176 (vect_create_mask_and_perm): New function.
8177 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8178 (vectorizable_load): Add an argument. Don't keep the created vectors
8179 statements in the node if permutation is required. Call
8180 vect_transform_slp_perm_load to generate the permutation.
8181 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8182 additional argument.
8183 (vect_schedule_slp_instance): In case of loads permutation, allocate
8184 vectorized statements structure for all the related SLP nodes. Call
8185 vect_transform_stmt with addditional argument.
8186 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8187 * config/spu/spu.c (spu_builtin_vec_perm): New.
8188 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8189 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8190 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8191 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8193 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8195 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8196 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8197 __gthread_cond_signal, __gthread_cond_timedwait,
8198 __gthread_cond_timedwait_recursive): New functions.
8199 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8201 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8204 2008-08-28 Richard Guenther <rguenther@suse.de>
8207 * fold-const.c (maybe_canonicalize_comparison_1): Require
8208 undefined overflow only for canonicalizing A +- CST cmp CST.
8209 Make sure to not generate new constants that are not inside
8210 their TYPE_MIN/MAX_VALUE range.
8211 (maybe_canonicalize_comparison): Remove undefined overflow
8213 (fold_binary): Remove now duplicate folding.
8215 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8217 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8218 use not updated in the last change.
8220 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8222 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8223 (IRA_COVER_CLASSES): Add FPUL_REGS.
8225 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8228 * c-common.c (conversion_warning): Check for null operands.
8230 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8233 * c-decl.c (check_for_loop_decls): Improve error message. Give
8236 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8239 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8240 (convert_for_assignment): Pass corrent OPT_W* parameter to
8241 WARN_FOR_ASSIGNMENT.
8243 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8246 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8248 2008-08-27 Paul Brook <paul@codesourcery.com>
8250 * config.gcc: Loosen checks for arm uclinux eabi targets.
8252 2008-08-27 Paul Brook <paul@codesourcery.com>
8254 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8256 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8258 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8260 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8261 the enumerators of an ENUMERAL_TYPE.
8262 * dbxout.c (dbxout_type): Ditto.
8264 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8267 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8268 (fwprop_addr): Check that the loop_father is not the outer loop.
8270 2008-08-26 Paul Brook <paul@codesourcery.com>
8272 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8273 Remove documentation entry for fmul type.
8274 Use fmuls to annotate single-precision multiplication patterns,
8275 fmuld to annotate double-precision multiplication patterns,
8276 fmacs to annotate single-precision multiply-accumulate patterns
8277 and fmacd to annotate double-precision multiply-accumulate patterns.
8278 * config/arm/vfp11.md: Update reservations accordingly.
8279 * config/arm/arm.md: Note that certain values of the "type"
8280 attribute are documented in vfp.md.
8281 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8282 (v10_cvt): Use new fmul types.
8284 2008-08-26 Paul Brook <paul@codesourcery.com>
8286 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8287 * config/arm/vfp11.md: ...here. New.
8288 * config/arm/arm.md: Include vfp11.md.
8290 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8292 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8293 parameter to inform call.
8295 2008-08-26 Jeff Law <law@redhat.com>
8297 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8298 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8299 preferred class when copying a constant into a partial word register.
8301 2008-08-26 Ben Elliston <bje@au.ibm.com>
8303 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8304 * cp/typeck.c: Likewise.
8305 * cp/tree.c: Likewise.
8306 * gimple-low.c: Likewise.
8309 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8311 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8312 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8314 * doc/passes.texi: Describe IRA.
8316 * doc/tm.texi (IRA_COVER_CLASSES,
8317 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8319 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8320 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8321 -fira-propagate-cost, -fno-ira-share-save-slots,
8322 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8324 * flags.h (ira_algorithm): New enumeration.
8325 (flag_ira_algorithm, flag_ira_verbose): New external variable
8328 * postreload.c (gate_handle_postreload): Don't do post reload
8329 optimizations unless the reload is completed.
8331 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8334 * tree-pass.h (pass_ira): New external variable declaration.
8336 * reload.h: Add 2008 to the Copyright.
8338 * cfgloopanal.c: Include params.h.
8339 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8342 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8344 * toplev.c (ira.h): New include.
8345 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8346 (backend_init_target): Call ira_init.
8347 (backend_init): Call ira_init_once.
8348 (finalize): Call finish_ira_once.
8350 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8351 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8354 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8355 may_move_out_cost): New external variable declarations.
8356 (move_table): New typedef.
8358 * caller-save.c: Include headers output.h and ira.h.
8359 (no_caller_save_reg_set): New global variable.
8360 (save_slots_num, save_slots): New variables.
8361 (reg_save_code, reg_restore_code, add_stored_regs): Add
8363 (init_caller_save): Set up no_caller_save_reg_set.
8364 (init_save_areas): Reset save_slots_num.
8365 (saved_hard_reg): New structure.
8366 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8367 (initiate_saved_hard_regs, new_saved_hard_reg,
8368 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8370 (setup_save_areas): Add code for sharing stack slots.
8371 (all_blocks): New variable.
8372 (save_call_clobbered_regs): Process pseudo-register too.
8373 (mark_set_regs): Process pseudo-register too.
8374 (insert_one_insn): Put the insn after bb note in a empty basic
8375 block. Add insn check.
8377 * global.c (eliminable_regset): Make it external.
8378 (mark_elimination): Use DF_LR_IN for IRA.
8379 (pseudo_for_reload_consideration_p): New.
8380 (build_insn_chain): Make it external. Don't ignore spilled
8381 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8382 (gate_handle_global_alloc): New function.
8383 (pass_global_alloc): Add the gate function.
8385 * opts.c (decode_options): Set up flag_ira. Print the warning for
8387 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8389 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8391 * regmove.c (regmove_optimize): Don't do replacement of output for
8394 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8395 New external variable declarations.
8397 * local-alloc.c (update_equiv_regs): Make it external. Return
8398 true if jump label rebuilding should be done. Rescan new_insn for
8400 (gate_handle_local_alloc): New function.
8401 (pass_local_alloc): Add the gate function.
8403 * alias.c (value_addr_p, stack_addr_p): New functions.
8404 (nonoverlapping_memrefs_p): Use them for IRA.
8406 * common.opt (fira, fira-algorithm, fira-coalesce,
8407 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8408 fira-verbose): New options.
8410 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8411 move_cost, may_move_in_cost, may_move_out_cost): Make the
8413 (move_table): Remove typedef.
8414 (init_move_cost): Make it external.
8415 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8418 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8419 setup_reg_classes): New function prototypes.
8420 (eliminable_regset): New external variable declaration.
8421 (build_insn_chain, update_equiv_regs): New function prototypes.
8423 * Makefile.in (IRA_INT_H): New definition.
8424 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8425 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8426 (reload1.o, toplev.o): Add dependence on ira.h.
8427 (cfgloopanal.o): Add PARAMS_H.
8428 (caller-save.o): Add dependence on output.h and ira.h.
8429 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8430 ira-emit.o, ira-lives.o): New entries.
8432 * passes.c (pass_ira): New pass.
8434 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8436 * reload1.c (ira.h): Include the header.
8437 (changed_allocation_pseudos): New bitmap.
8438 (init_reload): Initiate the bitmap.
8439 (compute_use_by_pseudos): Permits spilled registers in FROM.
8440 (temp_pseudo_reg_arr): New variable.
8441 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8442 IRA. Call alter_reg with the additional parameter. Don't clear
8443 spilled_pseudos for IRA. Restore original insn chain for IRA.
8444 Clear changed_allocation_pseudos at the end of reload.
8445 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8446 (hard_regno_to_pseudo_regno): New variable.
8447 (count_pseudo): Check spilled pseudos. Set up
8448 hard_regno_to_pseudo_regno.
8449 (count_spilled_pseudo): Check spilled pseudos. Update
8450 hard_regno_to_pseudo_regno.
8451 (find_reg): Use better_spill_reload_regno_p. Check
8452 hard_regno_to_pseudo_regno.
8453 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8455 (eliminate_regs_1): Use additional parameter for alter_reg.
8456 (finish_spills): Set up pseudo_previous_regs only for spilled
8457 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8458 more arguments. Don't clear live_throughout and dead_or_set for
8459 spilled pseudos. Use additional parameter for alter_reg. Call
8460 mark_allocation_change. Set up changed_allocation_pseudos.
8461 Remove sanity check.
8462 (emit_input_reload_insns, delete_output_reload): Use additional
8463 parameter for alter_reg. Call mark_allocation_change.
8464 (substitute, gen_reload_chain_without_interm_reg_p): New
8466 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8468 * testsuite/gcc.dg/20080410-1.c: New file.
8470 * config/s390/s390.h (IRA_COVER_CLASSES,
8471 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8473 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8475 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8477 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8479 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8481 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8483 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8485 2008-08-24 Jeff Law <law@redhat.com>
8486 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8487 when ignoring unavailable registers.
8489 2008-08-24 Jeff Law <law@redhat.com>
8490 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8491 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8492 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8493 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8495 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8496 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8498 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8499 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8500 * reload1.c (find_reg): Process registers in register allocation order.
8502 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8503 * toplev.c (backend_init_target): Move ira_init call from
8505 (lang_dependent_init_target): ...to here.
8507 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8508 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8509 calculate memory move costs for NO_REGS.
8511 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8512 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8513 STACK_REGS is defined.
8515 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8516 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8518 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8519 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8521 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8522 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8523 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8526 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8527 Dorit Nuzman <dorit@il.ibm.com>
8529 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8530 vec_extract_evenv4sf, vec_extract_evenv8hi,
8531 vec_extract_evenv16qi, vec_extract_oddv4si,
8532 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8533 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8534 vec_interleave_highv4si, vec_interleave_lowv4si,
8535 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8536 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8537 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8539 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8542 * config/rs6000/rs6000.c (optimization_options): Don't default to
8543 section anchors without toplevel reorder.
8545 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8547 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8548 (mfc_end_critical_section): Likewise.
8550 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8552 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8553 all type qualifiers from element type to vector type.
8555 2008-08-25 David Daney <ddaney@avtrex.com>
8557 * config/mips/mips.md (immediate_insn): Move up in file, fix
8558 comment typo, reformat.
8559 (fetchop_bit, atomic_hiqi_op memory_barrier,
8560 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8561 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8562 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8563 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8564 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8565 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8566 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8567 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8568 sync_old_nand<mode>, sync_new_nand<mode>,
8569 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8570 test_and_set_12): Moved to sync.md.
8572 * config/mips/sync.md: New file.
8574 2008-08-25 Richard Henderson <rth@redhat.com>
8576 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8577 (regsave): Likewise.
8578 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8579 (output_cfi_directive): Likewise.
8580 (div_data_align): New.
8581 (output_cfi): Use it.
8583 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8585 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8586 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8587 (TARGET_OCTEON): New macro.
8588 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8589 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8590 (ISA_HAS_POP): New macro.
8591 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8593 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8595 * config/mips/mips.md (cpu): Add octeon.
8596 (type): Add pop attribute value.
8597 (popcount<mode>2): New pattern.
8598 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8600 2008-08-24 Jan Hubicka <jh@suse.cz>
8602 * doc/invoke.texi (-fipa-cp-clone): New option.
8603 (-fipa-cp): Update docs.
8604 (--param ipcp-unit-growth):New.
8605 * ipa-cp.c: Include fibheap.h, params.h
8606 (ipcp_initialize_node_lattices): When not cloning, all externally
8607 visible functions are bottom.
8608 (ipcp_need_redirect_p): Accept clones.
8609 (ipcp_insert_stage): Use cost driven heuristics.
8610 (max_count, dead_nodes): New static vars.
8611 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8612 ipcp_const_param_count): New functions.
8613 * common.opt (ipa-cp-clone): New command line option.
8614 * params.def (ipcp-unit-growth): New.
8616 2008-08-24 Jan Hubicka <jh@suse.cz>
8618 * tree-inline.c (tree_function_versioning): Look harder
8619 for referenced vars.
8621 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8623 PR tree-optimization/37185
8624 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8626 2008-08-23 Jan Hubicka <jh@suse.cz>
8628 * ipa-cp.c (ipcp_analyze_node): New function.
8629 (ipcp_update_cloned_node): Use it.
8630 (ipcp_init_stage): Likewise.
8631 * ipa-inline.c (function_insertion_hook_holder): New static var.
8632 (analyze_function): Break out from ....
8633 (inline_generate_summary): Here; register insertion hook.
8634 (cgraph_decide_inlining): Remove hook.
8635 (add_new_function): New function.
8637 2008-08-23 Jan Hubicka <jh@suse.cz>
8639 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8641 2008-08-23 Jan Hubicka <jh@suse.cz>
8643 * ipa-cp.c (constant_val_insert): Remove.
8644 (ipcp_propagate_one_const): Remove.
8645 (ipcp_create_replace_map): Always insert replacements to the map.
8646 (ipcp_insert_stage): Do not try to insert statements by hand.
8647 * tree-inline.c (insert_init_stmt): Break out from ...
8648 (setup_one_parameter): ... here; allow NULL BB pointer.
8649 (tree_function_versioning): Use setup_one_parameter to process
8652 2008-08-23 Jan Hubicka <jh@suse.cz>
8654 * tree.c (decl_address_ip_invariant_p): New function.
8655 * tree.h (decl_address_ip_invariant_p): Declare.
8656 * gimple.c (strip_invariant_refs): Break out from ...
8657 (is_gimple_invariant_address): ... here
8658 (is_gimple_ip_invariant_address): New function.
8659 (is_gimple_ip_invariant): New function.
8660 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8663 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8664 (ipcp_lat_is_insertable): All constants are insertable.
8665 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8666 IPA_CONST_VALUE_REF.
8667 (ipcp_initialize_node_lattices): Propagate all types of operands.
8668 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8669 (ipcp_create_replace_map): Reformat.
8670 (ipcp_need_redirect_p): Simplify.
8671 (ipcp_insert_stage): Check that argument is used before clonning.
8672 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8674 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8675 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8676 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8677 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8678 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8679 * tree-inline.c (tree_function_versioning): Add variables referenced
8682 2008-08-23 Jan Hubicka <jh@suse.cz>
8685 * i386.c (standard_80387_constant_p): Use optimize_size.
8687 2008-08-23 Ira Rosen <irar@il.ibm.com>
8689 PR tree-optimization/37161
8690 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8691 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8692 (vect_determine_vectorization_factor): Move the scalar type
8693 retrieval to vect_get_smallest_scalar_type.
8694 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8695 scalar type. Remove redundant computation.
8696 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8697 (vect_get_slp_defs): Take the type of RHS into account if
8698 necessary by calling vect_get_smallest_scalar_type. Call
8699 vect_get_constant_vectors with additional argument.
8701 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8704 * doc/invoke.texi (Wwrite-strings): Clarify description.
8706 2008-08-23 Ira Rosen <irar@il.ibm.com>
8708 PR tree-optimization/37174
8709 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8710 def stmt is a part of the loop before accessing its stmt_vec_info.
8712 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8715 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8716 (*swap): New insn pattern.
8717 (*ashlqi3): Rename from ashlqi3 insn pattern.
8718 (ashlqi3): New expanders.
8719 (*lshrqi3): Rename from lshrqi3 insn pattern.
8720 (lshrqi3): New expanders.
8721 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8722 lshrqi3_const5, lshrqi3_const6): New splitters.
8723 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8724 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8727 2008-08-22 Richard Guenther <rguenther@suse.de>
8729 PR tree-optimization/37078
8730 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8731 [+INF, +INF] ranges.
8733 2008-08-22 Richard Guenther <rguenther@suse.de>
8735 PR tree-optimization/37143
8736 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8737 a conversion statement instead of a copy.
8739 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8742 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8743 CCCmode, CCOmode and CCSmode destination modes.
8746 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8747 from different units in a single alternative.
8748 (*vec_extractv2sf_1): Ditto.
8749 (*vec_extractv2si_0): Ditto.
8750 (*vec_extractv2si_1): Ditto.
8751 * config/i386/sse.md (sse2_storehpd): Ditto.
8752 (sse2_storelpd): Ditto.
8753 (sse2_loadhpd): Ditto.
8754 (sse2_loadlpd): Ditto.
8757 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8758 (popcountsi2): Ditto.
8759 (clzdi2_abm): Ditto.
8760 (popcountdi2): Ditto.
8761 (clzhi2_abm): Ditto.
8762 (popcounthi2): Ditto.
8764 2008-08-22 Richard Guenther <rguenther@suse.de>
8768 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8769 if the multiplication does not overflow.
8771 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8773 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8775 2008-08-21 Richard Henderson <rth@redhat.com>
8777 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8778 spurrious comma from test.
8779 * configure: Rebuild.
8781 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8784 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8787 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8789 * c-tree.h (grokfield): New argument.
8790 * c-decl.c (grokfield): Handle new location argument.
8791 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8793 2008-08-21 Richard Guenther <rguenther@suse.de>
8795 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8797 2008-08-21 Jan Hubicka <jh@suse.cz>
8799 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8800 (cgraph_add_function_insertion_hook,
8801 cgraph_remove_function_insertion_hook,
8802 cgraph_call_function_insertion_hooks): New functions.
8803 * cgraph.h (cgraph_add_function_insertion_hook,
8804 cgraph_remove_function_insertion_hook,
8805 cgraph_call_function_insertion_hooks): Declare.
8806 * ipa-reference.c (function_insertion_hook_holder): New variable.
8807 (check_operand, look_for_address_of): When checking late, do not care
8808 about module bitmaps.
8809 (add_new_function): New function.
8810 (generate_summary): Register hooks; zero module bitmaps.
8811 (propagate): Unregister hooks.
8812 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8813 (add_new_function): New function.
8814 (generate_summary): Register hook.
8815 (propagate): Remove hook.
8817 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8819 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8820 * ipa-cp.c (ipcp_update_cloned_node): New function.
8821 (build_const_val): Handle functions correctly; bring type logic
8822 into sync with tree-inline.c
8823 (ipcp_init_stage): Take care of computing stuff needed by
8824 indirect inlining; update clones.
8825 (ipcp_generate_summary): Break out of ipcp_driver.
8826 (ipcp_driver): Do only execution and transformation.
8827 (pass_ipa_cp): Make IPA_PASS.
8828 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8830 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8831 ipcp, some info is already available.
8832 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8833 * tree-inline.c (remap_ssa_name): Unshare expression.
8835 2008-08-21 Richard Guenther <rguenther@suse.de>
8837 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8838 a PHI ask VN if it is already available.
8839 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8840 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8842 2008-08-21 Richard Guenther <rguenther@suse.de>
8845 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8846 makes sure to produce a result of the correct type.
8848 2008-08-21 Jan Hubicka <jh@suse.cz>
8849 Backport from LTO branch:
8851 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8852 Jan Hubicka <jh@suse.cz>
8855 (init_state, finish_state, set_function_state, generate_summary):
8857 (scan_stmt): Renamed from scan_function. Changed to keep state in
8858 local static vars rather than cgraph aux field.
8859 (propagate): Renamed from static_execute. Changed to keep state in
8860 local static vars rather than cgraph aux field.
8861 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8862 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8864 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8866 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8867 * ipa-reference.c (init_function_info, generate_summary,
8868 propagate): New functions.
8869 (analyze_function): Call init_function_info.
8870 (static_execute): Stripped into generate_summary and propagate.
8871 (pass_ipa_reference): Made into ipa_opt_pass.
8873 2008-08-21 Richard Guenther <rguenther@suse.de>
8875 PR tree-optimization/37181
8876 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8878 (extract_range_from_unary_expr): Likewise.
8880 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8882 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8884 * toplev.h (pedwarn_at): Likewise.
8885 * builtins.c: Update all calls to pedwarn.
8886 * c-lex.c: Likewise.
8887 * toplev.c: Likewise.
8888 * c-tree.h: Likewise.
8889 * c-decl.c: Likewise.
8890 * c-errors.c: Likewise.
8891 * c-typeck.c: Likewise.
8892 * c-common.c: Likewise.
8893 * c-parser.c: Likewise.
8895 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8898 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8899 with MODE_VECTOR_INT mode.
8901 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8904 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8905 initialized outside the current module.
8906 (warn_uninitialized_var): Ignore left-hand side when walking the
8907 trees. Ignore address expressions. Examine VUSE operands in gimple
8908 statements with a variable declaration on the right-hand side.
8910 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8913 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8915 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8918 * c-common.c (conversion_warning): Do not warn if applying bit-and
8919 operator to unsigned constant that fits in the target type.
8921 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8924 * c-common.c (conversion_warning): Do not warn for artificial
8927 2008-08-20 Richard Guenther <rguenther@suse.de>
8929 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8930 (extract_range_from_binary_expr): Fall back to constant propagation.
8931 (extract_range_from_unary_expr): Likewise.
8933 2008-08-20 Richard Guenther <rguenther@suse.de>
8935 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8936 with TREE_THIS_VOLATILE on shared nodes.
8937 (fold_stmt_r): Likewise.
8939 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8942 * c-parser.c (c_parser_attributes): For keywords use canonical
8943 spelling for attr_name.
8945 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8947 * value-prof.c (check_counter): Revert wrong call to error.
8949 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8951 * profile.c: Update calls to inform.
8952 * value-prof.c: Update calls to inform.
8954 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8956 * diagnostic.c (inform): Add an explicit location_t parameter.
8957 * toplev.h (inform): Update declaration.
8958 * builtins.c: Update all calls to inform.
8959 * c-common.c: Likewise.
8960 * c-decl.c: Likewise.
8961 * c-opts.c: Likewise.
8962 * c-pch.c: Likewise.
8963 * c-pragma.c: Likewise.
8964 * c-typeck.c: Likewise.
8965 * coverage.c: Likewise.
8967 * toplev.c: Likewise.
8968 * tree-cfg.c: Likewise.
8969 * tree-ssa.c: Likewise.
8971 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
8974 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
8975 V2DI mode, for SSE4.1, use movq instead of vector set if the
8976 second element is zero and inter-unit moves are OK.
8978 2008-08-20 Richard Guenther <rguenther@suse.de>
8980 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
8981 properly handle conversion/copy chains after tuplification.
8983 2008-08-20 Richard Guenther <rguenther@suse.de>
8985 * passes.c (init_optimization_passes): Move the second
8986 forwprop pass before alias computation. Remove the second
8987 DCE pass. Remove the first dominator and phi copy/const
8990 2008-08-20 Nick Clifton <nickc@redhat.com>
8992 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
8993 support of this feature. Do not assume that a sufficiently new
8994 assembler will support the feature regardless of the target type.
8995 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
8996 * configure: Regenerate.
8998 2008-08-20 Richard Guenther <rguenther@suse.de>
9000 * tree-vrp.c (found_in_subgraph): Remove.
9001 (live): New global static.
9002 (live_on_edge): New function.
9003 (blocks_visited): Remove.
9004 (register_edge_assert_for_2): Use live_on_edge.
9005 (find_conditional_asserts): Remove code dealing with
9006 found_in_subgraph. Do not walk the CFG.
9007 (find_switch_asserts): Likewise.
9008 (find_assert_locations_1): Renamed from find_assert_locations.
9009 Move finding assert locations for conditional and switch
9010 statements first. Update live bitmap. Do not walk the CFG.
9011 (find_assert_locations): New function.
9012 (insert_range_assertions): Remove entry of CFG walk.
9013 Adjust call to find_assert_locations.
9014 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9015 that only can appear because of fake exit edges but assert we
9016 never try to insert on those.
9017 (fini_pre): Do not remove fake exit edges here...
9018 (execute_pre): ...but here, before committing edge inserts.
9020 2008-08-19 Richard Guenther <rguenther@suse.de>
9022 * passes.c (init_optimization_passes): Exchange store-ccp
9025 2008-08-19 Rafael Espíndola <espindola@google.com>
9027 * varasm.c (weak_decls): Move earlier in the file.
9028 (assemble_external): Add weak decls to the weak_decls list.
9029 (declare_weak): Don't add decls to the weak_decls list.
9031 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9034 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9035 before (sse2_shufpd_<mode>).
9037 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9040 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9041 * tree.c (block_nonartificial_location): Likewise.
9043 2008-08-19 Richard Guenther <rguenther@suse.de>
9045 PR tree-optimization/35972
9046 PR tree-optimization/23094
9047 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9049 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9050 handle MISALIGNED_INDIRECT_REF.
9051 (get_ref_from_reference_ops): New helper.
9052 (vn_reference_lookup_pieces): Walk the use-def chain using the
9053 alias-oracle if requested.
9054 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9055 walking the use-def chain.
9056 (compute_avail): But not here.
9057 (create_component_ref_by_pieces_1): Properly handle
9058 MISALIGNED_INDIRECT_REF.
9059 (do_regular_insertion): Handle fully redundant
9060 expressions after PHI-translation also for SSA_NAME values, not
9061 only constants. Correctly use edoubleprime for that.
9063 2008-08-19 Ira Rosen <irar@il.ibm.com>
9065 * tree-vectorizer.c (supportable_widening_operation): Support
9066 multi-step conversion, return the number of steps in such conversion
9067 and the required intermediate types.
9068 (supportable_narrowing_operation): Likewise.
9069 * tree-vectorizer.h (vect_pow2): New function.
9070 (supportable_widening_operation): Change argument types.
9071 (supportable_narrowing_operation): Likewise.
9072 (vectorizable_type_promotion): Add an argument.
9073 (vectorizable_type_demotion): Likewise.
9074 * tree-vect-analyze.c (vect_analyze_operations): Call
9075 vectorizable_type_promotion and vectorizable_type_demotion with
9076 additional argument.
9077 (vect_get_and_check_slp_defs): Detect patterns.
9078 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9080 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9081 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9082 factor according to the smallest type in the loop.
9083 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9084 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9085 supportable_widening_operation with correct arguments.
9086 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9087 operands lists according to the number of vector statements in left
9088 or right node, if exists.
9089 (vect_gen_widened_results_half): Remove unused argument.
9090 (vectorizable_conversion): Call supportable_widening_operation,
9091 supportable_narrowing_operation, and vect_gen_widened_results_half
9092 with correct arguments.
9093 (vectorizable_assignment): Change documentation, support multiple
9095 (vectorizable_operation): Likewise.
9096 (vect_get_loop_based_defs): New function.
9097 (vect_create_vectorized_demotion_stmts): Likewise.
9098 (vectorizable_type_demotion): Support loop-aware SLP and general
9099 multi-step conversion. Call vect_get_loop_based_defs and
9100 vect_create_vectorized_demotion_stmts for transformation.
9101 (vect_create_vectorized_promotion_stmts): New function.
9102 (vectorizable_type_promotion): Support loop-aware SLP and general
9103 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9105 (vectorizable_store): Change documentation, support multiple
9107 (vectorizable_load): Likewise.
9108 (vect_transform_stmt): Pass SLP_NODE to
9109 vectorizable_type_promotion and vectorizable_type_demotion.
9110 (vect_schedule_slp_instance): Move here the calculation of number
9111 of vectorized statements for each node from...
9112 (vect_schedule_slp): ... here.
9113 (vect_transform_loop): Call vect_schedule_slp without the last
9116 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9119 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9120 to == in assert statement.
9121 (vectorizable_reduction): Fix typo.
9123 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9126 * value-prof.c (check_counter): Dereference pointer to overall
9127 count when printing it.
9129 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9131 * profile.h: Really add it.
9133 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9135 * mcf.c: Really add it.
9137 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9138 Vinodha Ramasamy <vinodha@google.com>
9140 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9142 * value-prof.c (check_counter): Fix the counter if
9143 flag_profile_correction is true.
9144 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9145 tree_mod_subtract_transform):
9146 Follow check_counter parameter change.
9147 * common.opt (fprofile-correction): New option.
9149 * profile.h: Likewise.
9150 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9151 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9152 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9154 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9155 flag_profile_correction is set.
9157 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9159 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9161 2008-08-18 Tomas Bily <tbily@suse.cz>
9163 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9164 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9166 * tree-data-ref.c (split_constant_offset_1): Likewise.
9167 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9168 * tree-sra.c (sra_walk_expr): Likewise.
9169 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9170 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9171 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9172 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9174 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9175 * tree-vect-transform.c (vectorizable_type_demotion)
9176 (vectorizable_type_promotion): Likewise.
9177 * tree-inline.c (expand_call_inline):
9178 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9179 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9180 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9181 * expr.c (expand_expr_real_1): Likewise.
9182 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9183 (gimple_assign_unary_useless_conversion_p): Likewise.
9184 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9185 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9186 * fold-const.c (fold_unary): Likewise.
9187 * tree.h (CONVERT_EXPR_P): Likewise.
9188 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9189 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9191 (register_edge_assert_for_2, extract_range_from_unary_expr)
9192 (register_edge_assert_for_1): Likewise.
9194 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9196 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9197 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9198 (enum real_value_const): Delete.
9199 (get_real_const): Delete.
9200 * real.c (get_real_const): Delete.
9201 (dconst_e_ptr): Define.
9202 (dconst_third_ptr): Define.
9203 (dconst_sqrt2_ptr): Define.
9204 * builtins.c: Update all callers.
9206 2008-08-18 Richard Guenther <rguenther@suse.de>
9208 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9209 statement iterator after statement removal.
9211 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9213 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9214 (detect_processor_freebsd): Likewise.
9215 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9217 2008-08-18 Richard Guenther <rguenther@suse.de>
9219 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9220 and loads have the correct types.
9222 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9225 * c-opts.c (cpp_opts): Remove static.
9226 * c-parser.c (cpp_opts): Declare it extern.
9227 (disable_extension_diagnostics): Handle cpp options.
9228 (enable_extension_diagnostics): Likewise.
9230 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9232 * diagnostics.c (permerror_at): Rename as permerror.
9233 (permerror): Delete.
9234 * toplev.h: Likewise.
9236 2008-08-18 Richard Guenther <rguenther@suse.de>
9238 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9239 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9240 Move call_cdce before build_alias. Move copyrename2,
9241 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9242 right after final inlining.
9243 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9244 (pass_build_cfg): But instead via TODO_dump_func.
9246 2008-08-18 Richard Guenther <rguenther@suse.de>
9248 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9250 (scalarize_init): If we failed to generate some initializers
9251 do not generate zeros for not instantiated members. Instead
9252 rely on the copy out.
9253 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9254 about missing flow-sensitive alias info only if we have
9257 2008-08-17 Nick Clifton <nickc@redhat.com>
9259 * doc/extend.texi (Function Attributes): Fix typo in description
9260 if hot function attribute.
9262 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9263 Richard Sandiford <rdsandiford@googlemail.com>
9265 * doc/install.texi (--with-mips-plt): Document.
9266 * doc/invoke.texi (-mplt, -mno-plt): Document.
9267 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9268 and handle ${with_mips_plt}.
9269 * config/mips/mips.opt (mplt): New option.
9270 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9271 (TARGET_ABICALLS_PIC2): Likewise.
9272 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9273 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9274 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9275 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9276 to decide whether to output ".option picX" directives.
9277 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9278 Pass -call_nonpic rather than -KPIC for -mplt.
9279 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9280 on the command line. Also remove it when -mabi=64 is used without
9282 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9283 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9284 TARGET_ABICALLS_PIC0.
9285 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9287 (mips16_build_function_stub): Only output ".option pic" directives
9288 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9289 (mips16_build_call_stub): Fix comment and remove redundant
9290 ".set at"/"set .noat" directives.
9291 (mips_function_rodata_section): Use the default behaviour for
9292 TARGET_ABSOLUTE_ABICALLS.
9293 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9294 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9295 (mips_restore_gp): Do nothing if the current function doesn't use
9297 (mips_expand_prologue): Only save $gp if the current function uses it.
9298 Use a normal move for TARGET_ABICALLS_PIC0.
9299 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9301 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9303 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9304 of function when handling GLOBAL_POINTER_REGNUM.
9306 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9309 * common.opt (-fstack-check): Do not declare the variable here.
9310 (-fstack-check=): New option variant.
9311 * doc/invoke.texi (Code Gen Options): Document it.
9312 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9313 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9314 (STACK_CHECK_STATIC_BUILTIN): New macro.
9315 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9316 * opts.c: Include expr.h.
9317 (common_handle_option) <OPT_fold_stack_check_>: New case.
9318 <OPT_fstack_check>: Likewise.
9319 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9320 consistently in the test for variable-sized types. Adjust for
9321 new behaviour of flag_stack_check.
9322 * explow.c: Include except.h.
9323 (allocate_dynamic_stack_space): Do not take into account
9324 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9325 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9326 for variable-sized parameters. Treat all parameters whose size is
9327 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9328 stack checking is enabled.
9329 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9330 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9331 if generic stack checking is enabled.
9332 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9333 * reload1.c (reload): Likewise.
9334 * stmt.c (expand_decl): Assert that all automatic variables have
9335 fixed size at this point and remove dead code.
9336 * flags.h (stack_check_type): New enumeration type.
9337 (flag_stack_check): Declare.
9338 * toplev.c (flag_stack_check): New global variable.
9339 * Makefile.in (opts.o): Add dependency on EXPR_H.
9340 (explow.o): Add dependency on except.h.
9342 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9344 * config/avr/avr.c (avr_override_options): Reduce value of
9345 PARAM_INLINE_CALL_COST.
9347 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9349 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9350 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9351 lieu of TYPE_MODE (type) throughout.
9353 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9355 * config/arm/arm.c (add_minipool_backward_ref): Check for
9356 8-byte-aligned entries in second case of forcing insertion after a
9357 particular entry. Change third case to avoid inserting
9358 non-8-byte-aligned entries before 8-byte-aligned ones.
9360 2008-08-15 Richard Guenther <rguenther@suse.de>
9362 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9363 strip components for unknown size accesses.
9365 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9367 * config/s390/2097.md New file.
9368 * config/s390/s390.md ("z10prop" attribute): Define none,
9369 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9370 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9371 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9372 possible values and apply them to insns as appropriate.
9373 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9374 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9375 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9376 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9377 ("bfp" mode attribute): Removed. Every occurence replaced
9379 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9380 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9383 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9386 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9389 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9391 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9392 additional argument. Support reduction when duplication is needed due
9393 to data-types of different sizes in the loop.
9394 (get_initial_def_for_induction): Fix printout.
9395 (vect_get_vec_def_for_stmt_copy): Support case where the
9396 vec_stmt_for_operand is a phi node.
9397 (vectorizable_reduction): Support reduction when duplication is needed
9398 due to data-types of different sizes in the loop.
9399 (vectorizable_call): Remove restriction to not vectorize in case we
9400 have data-types of different sizes in the loop.
9401 (vectorizable_conversion): Likewise.
9402 (vectorizable_operation): Likewise.
9403 (vectorizable_type_demotion): Likewise.
9404 (vectorizable_type_promotion): Likewise.
9405 (vectorizable_induction): Add restriction to not vectorize in case
9406 we have data-types of different sizes in the loop.
9408 2008-08-14 Christophe Saout <christophe@saout.de>
9409 Uros Bizjak <ubizjak@gmail.com>
9412 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9413 (*vec_concatv2di_rex64_sse4_1): Ditto.
9414 (*vec_concatv2di_rex64_sse): Ditto.
9416 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9419 * fold-const.c (fold_widened_comparison): Do not allow
9420 sign changes that change the result even if shorter type
9421 is wider than arg1_unw's type.
9423 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9425 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9426 Skip if the multilib testing specifies -march that does not
9427 agree with the one specified in the testcase.
9429 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9431 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9432 zero extend SImode values being converted to TFmode before passing
9435 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9437 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9438 __PPU__ when targeting the Cell/B.E. PPU processor.
9440 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9442 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9443 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9444 Rematerialize the static chain, if any.
9445 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9448 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9450 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9451 (new_loc_descr): Likewise.
9452 (add_loc_descr): Likewise.
9453 (size_of_loc_descr): Likewise.
9454 (size_of_locs): Likewise.
9455 (output_loc_operands): Likewise.
9456 (output_loc_sequence): Likewise.
9457 (new_reg_loc_descr): New.
9458 (build_cfa_loc): Use it.
9459 (build_cfa_aligned_loc): Likewise.
9460 (one_reg_loc_descriptor): Likewise.
9461 (based_loc_descr): Likewise.
9463 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9466 * doc/invoke.texi (Wmain): Update.
9467 * c-decl.c (start_decl): warn_main is only 0 or 1.
9468 (start_function): Likewise. Fix formatting.
9469 (finish_function): Delete redundant warning.
9470 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9471 * c-opts (c_common_handle_option): -Wall only has effect if
9472 warn_main is uninitialized. OPT_Wmain is automatically
9473 handled. -pedantic also enables Wmain.
9474 (c_common_post_options): Handle all logic for Wmain here.
9475 * c-common.c (warn_main): Delete.
9476 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9477 * c-common.h (warn_main): Delete.
9479 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9482 * expr.c (emit_group_store): Allocate stack temp with the
9483 largest alignment when copying from register to stack.
9485 2008-08-13 Richard Guenther <rguenther@suse.de>
9487 * tree.h (maybe_fold_offset_to_address): Declare.
9488 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9489 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9490 Likewise for POINTER_PLUS_EXPR.
9491 (maybe_fold_offset_to_reference): Enable disabled code.
9492 (maybe_fold_offset_to_address): New function.
9493 (fold_stmt_r): Use it.
9494 (fold_gimple_assign): Likewise.
9495 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9496 (gimplify_expr): Likewise.
9498 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9500 * toplev.h (pedwarn_at): Fix declaration.
9502 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9504 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9505 LINK_SPEC): Use %R in -Y P argument.
9507 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9510 * diagnostic.c (pedwarn_at): New.
9511 * toplev.h (pedwarn_at): Declare.
9512 * c-tree.h (build_enumerator): Update declaration.
9513 * c-decl.c (finish_enum): Update comment.
9514 (build_enumerator): Take a location parameter. Give a pedwarn but do
9515 not perform any conversion.
9516 * c-parser.c (c_parser_enum_specifier): Set correct location for
9519 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9522 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9523 expressions except for conversions to signed:1 bitfields. Handle
9524 COND_EXPR with constant operands.
9526 2008-08-13 Richard Guenther <rguenther@suse.de>
9528 PR tree-optimization/15255
9529 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9530 (struct oecount_s): New struct and VEC types.
9532 (oecount_hash): New function.
9533 (oecount_eq): Likewise.
9534 (oecount_cmp): Likewise.
9535 (zero_one_operation): New function.
9536 (build_and_add_sum): Likewise.
9537 (undistribute_ops_list): Perform un-distribution of multiplication
9538 and division on the chain of summands.
9539 (should_break_up_subtract): Also break up subtracts for factors.
9540 (reassociate_bb): Delete dead visited statements.
9541 Call undistribute_ops_list. Re-sort and optimize if it did something.
9542 * passes.c (init_optimization_passes): Move DSE before
9544 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9547 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9549 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9551 * doc/invoke.texi: Revert unintended checkin.
9553 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9556 * gcc.c (include_spec_function): Tweak call to find_a_file.
9558 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9561 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9562 and TRUTH_ORIF_EXPR.
9563 * dojump.c (do_jump): Likewise.
9565 PR tree-optimization/37084
9566 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9567 if id->regimplify, don't assume stmt is a cast assignment.
9569 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9571 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9573 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9576 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9579 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9581 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9582 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9584 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9585 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9586 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9587 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9588 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9590 * doc/tm.texi (Storage Layout): Remove documentation for
9591 TARGET_FLOAT_FORMAT.
9593 * simplify-rtx.c (simplify_binary_operation_1): Replace
9594 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9596 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9598 * real.h (struct real_format): New member has_sign_dependent_rounding.
9599 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9600 spu_single_format, ieee_double_format, mips_double_format,
9601 motorola_double_format, ieee_extended_motorola_format,
9602 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9603 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9604 mips_extended_format, ieee_quad_format, mips_quad_format,
9605 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9606 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9608 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9609 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9610 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9611 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9612 (ROUND_TOWARDS_ZERO): Likewise.
9614 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9615 (FLOAT_MODE_FORMAT): New macro.
9616 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9617 (MODE_COMPOSITE_P): ... this new macro.
9618 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9619 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9620 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9622 * flags.h: Include "real.h".
9624 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9625 REAL_MODE_FORMAT_COMPOSITE_P.
9626 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9628 * doc/tm.texi (Storage Layout): Remove documentation of
9629 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9630 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9631 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9632 they only apply to libgcc2.a.
9634 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9636 * config/spu/float_disf.c: New file.
9637 * config/spu/float_unsdisf.c: New file.
9638 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9639 (LIB2FUNCS_EXCLUDE): Define.
9641 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9642 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9644 * real.h (struct real_format): New member round_towards_zero.
9645 * real.c (round_for_format): Respect fmt->round_towards_zero.
9646 (ieee_single_format, mips_single_format, motorola_single_format,
9647 spu_single_format, ieee_double_format, mips_double_format,
9648 motorola_double_format, ieee_extended_motorola_format,
9649 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9650 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9651 mips_extended_format, ieee_quad_format, mips_quad_format,
9652 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9653 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9655 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9656 real_format to choose rounding mode when calling MPFR functions.
9657 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9658 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9660 * real.h (real_to_decimal_for_mode): Add prototype.
9661 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9662 Respect target rounding mode when generating decimal representation.
9663 (real_to_decimal): New stub for backwards compatibility.
9664 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9665 real_to_decimal_for_mode instead of real_to_decimal.
9667 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9669 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9670 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9672 * real.c (spu_single_format): New variable.
9673 * real.h (spu_single_format): Declare.
9675 * config/spu/spu.c (spu_override_options): Install SFmode format.
9676 (spu_split_immediate): Use integer mode to operate on pieces of
9677 floating-point values in all cases.
9679 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9680 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9681 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9683 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9685 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9687 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9689 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9691 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9694 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9695 on the VAR_DECL instead of TYPE_READONLY on its type.
9697 2008-08-12 Ira Rosen <irar@il.ibm.com>
9699 * tree-vectorizer.c: Depend on langhooks.h.
9700 (supportable_widening_operation): Add two arguments. Support double
9702 (supportable_narrowing_operation): Likewise.
9703 * tree-vectorizer.h (supportable_widening_operation): Add two
9705 (supportable_narrowing_operation): Likewise.
9706 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9707 supportable_widening_operation with correct arguments.
9708 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9709 (vectorizable_type_demotion): Support double type conversions.
9710 (vectorizable_type_promotion): Likewise.
9711 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9713 2008-08-11 Michael Matz <matz@suse.de>
9715 * i386/i386.c (override_options): Move initialisation from
9716 flag_schedule_insns_after_reload to here from ...
9717 (optimization_options): ... here.
9719 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9721 PR rtl-optimization/36998
9722 * dwarf2out.c (compute_barrier_args_size_1,
9723 compute_barrier_args_size): Temporarily remove assertions.
9725 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9728 * tree-ssa.c (struct walk_data): Add new flag
9729 warn_possibly_uninitialized.
9730 (warn_uninitialized_var): Use it.
9731 (warn_uninitialized_vars): New.
9732 (execute_early_warn_uninitialized): Call it.
9733 (execute_late_warn_uninitialized): Likewise.
9735 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9738 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9741 2008-08-09 Jan Hubicka <jh@suse.cz>
9744 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9746 (expand_fix): Be prepared for expansion to fail.
9747 (expand_sfix_optab): Remove instructions if expansion failed.
9749 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9751 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9753 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9754 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9756 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9758 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9759 mips/t-libgcc-mips16 to tmake_file.
9760 * config/mips/mips-protos.h (mips_call_type): New enum.
9761 (mips_pic_base_register, mips_got_load): Declare.
9762 (mips_restore_gp): Take an rtx argument.
9763 (mips_use_pic_fn_addr_reg_p): Declare.
9764 (mips_expand_call): Replace the sibcall_p argument with
9765 a mips_call_type argument. Add a lazy_p parameter.
9766 (mips_split_call): Declare.
9767 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9768 (MIPS16_PIC_TEMP): Likewise.
9769 (reg_class): Delete M16_NA_REGS.
9770 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9771 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9772 (mips_split_hi_p): Declare.
9773 * config/mips/mips.c (mips_split_hi_p): New array.
9774 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9775 (mips_got_symbol_type_p): New function.
9776 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9777 (mips16_stub_function_p): New function.
9778 (mips16_local_function_p): Likewise.
9779 (mips_use_pic_fn_addr_reg_p): Likewise.
9780 (mips_cannot_force_const_mem): Return false for HIGHs.
9781 Extend CONST_INT and symbolic handling to MIPS16, using
9782 mips_symbol_insns to check that the base symbol type is a
9783 legitimate constant. Reject GOT-based constants if
9784 TARGET_MIPS16_PCREL_LOADS.
9785 (mips_const_insns): Check targetm.cannot_force_const_mem when
9786 decomposing a symbolic base and a large offset.
9787 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9788 When calling a function that needs $25 from MIPS16 code,
9789 move the target address into $25 separately and add a USE
9791 (mips16_gp_pseudo_reg): Insert the initializer immediately
9792 before the first real insn.
9793 (mips_pic_base_register, mips_got_load): New functions.
9794 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9795 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9796 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9797 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9798 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9799 also passing NULL_RTX rather than const0_rtx as the aux argument.
9800 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9801 instead of TARGET_EXPLICIT_RELOCS.
9802 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9803 (mips_load_call_address): Replace the sibcall_p argument with
9804 a mips_call_type argument. Use mips_got_load.
9805 (mips16_local_alias): New structure.
9806 (mips16_local_aliases): New variable.
9807 (mips16_local_aliases_hash): New function.
9808 (mips16_local_aliases_eq): Likewise.
9809 (mips16_local_alias): Likewise.
9810 (mips16_stub_function): Likewise.
9811 (mips16_build_function_stub): Create a local alias for the target
9812 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9813 .cpload directive and an R_MIPS_NONE relocation for the target
9814 function, then load the alias rather than the function itself.
9815 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9816 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9817 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9818 (mips16_build_call_stub): Replace the FN parameter with an
9819 FN_PTR parameter. Force the address into a register if it
9820 isn't a call_insn_operand; don't rely on the caller to do this.
9821 If a call to a locally-defined and locally-binding MIPS16
9822 function must be made indirectly, redirect the call to the
9823 function's local alias. Use mips16_stub_function_p,
9824 mips16_stub_function, mips_expand_call and use_reg.
9825 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9826 Use explicit %hi and %lo accesses where possible.
9827 Use MIPS_CALL to generate the correct code form of a
9828 jal instruction. Add clobbers of $18 instead of uses.
9829 Update the call to mips_emit_call_insn.
9830 (mips_expand_call): Replace the SIBCALL_P argument with a
9831 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9832 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9833 allowing it to modify the call address. Update the calls to
9834 mips_load_call_address and mips_emit_call_insn.
9835 (mips_split_call): New function.
9836 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9837 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9838 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9839 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9840 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9842 (mips_cprestore_slot): New function.
9843 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9844 and use mips_cprestore_slot.
9845 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9847 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9848 then use a copygp_mips16 instruction to set up $28.
9849 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9850 (mips16_lay_out_constants): Call split_all_insns_noflow.
9851 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9852 false if TARGET_MIPS16.
9853 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9854 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9855 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9856 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9857 MIPS16 code. Allow MIPS16 o32 PIC.
9858 (mips_override_options): Allow MIPS16 o32 PIC.
9859 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9860 after reload if TARGET_USE_GOT.
9861 (UNSPEC_COPYGP): New constant.
9862 (length): Use a default length of 8 for MIPS16 GOT loads.
9863 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9864 (*got_page<mode>): Check mips_split_hi_p.
9865 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9866 (unspec_got<mode>, unspec_call<mode>): New expanders.
9867 (load_got<mode>, load_call<mode>): Remove the length attributes.
9868 Use a got attribute instead of a type attribute.
9869 (copygp_mips16): New insn.
9870 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9871 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9872 (sibcall, sibcall_value, call, call_value): Update the calls
9873 to mips_expand_call.
9874 (call_internal, call_value_internal): Use mips_split_call.
9875 (call_value_multiple_internal): Likewise.
9876 (call_split): Move after call_internal (the insn it is split from).
9877 (call_internal_direct, call_value_internal_direct): Turn into
9878 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9879 (call_direct_split, call_value_direct_split): New patterns.
9880 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9881 and use M16_REGS instead of M16_NA_REGS.
9882 * config/mips/predicates.md (const_call_insn_operand): Replace
9883 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9884 mips_use_pic_fn_addr_reg_p check.
9885 (move_operand): Reject HIGHs if mips_split_hi_p.
9886 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9887 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9888 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9889 * config/mips/libgcc-mips16.ver: New file.
9890 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9891 $(srcdir)/config/mips/libgcc-mips16.ver.
9893 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9895 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9897 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9898 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9899 (mips16_cfun_returns_in_fpr_p): Likewise.
9901 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9903 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9904 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9905 rather than 4 to PC.
9907 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9909 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9910 (FUNCTION_PROFILER): Save the static chain pointer into $2
9911 beforehand and restore it aftewards.
9912 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9913 address directly into $25 and call the function through $25;
9914 do not clobber $3. Pad the DImode version to cover the space
9915 left by the deleted $25 <- $3 move.
9916 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9917 the removal of the $25 <- $3 move.
9918 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9919 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9921 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9922 Daniel Jacobowitz <dan@codesourcery.com>
9924 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9925 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9926 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9927 * config/mips/mips.c (mips_start_function_definition): New function.
9928 (mips_end_function_definition): Likewise.
9929 (mips_output_function_prologue): Use mips_start_function_definition.
9930 (mips_output_function_epilogue): Use mips_end_function_definition.
9931 (build_mips16_function_stub): Use mips_start_function_definition
9932 and mips_end_function_definition.
9933 (build_mips16_call_stub): Likewise.
9935 2008-08-09 Richard Guenther <rguenther@suse.de>
9937 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9938 * gimple.h (gimple_call_fn): Adjust comment.
9939 (gimple_call_set_fndecl): New function.
9940 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9941 longer having bare FUNCTION_DECL operand.
9942 (gimple_call_return_type): Likewise.
9943 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9945 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9946 (gimple_mod_pow2): Likewise.
9947 (gimple_mod_subtract): Likewise.
9948 (gimple_ic): Likewise.
9949 (gimple_stringop_fixed_value): Likewise.
9950 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9951 longer having bare FUNCTION_DECL operand.
9952 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9953 * omp-low.c (optimize_omp_library_calls): Likewise.
9954 * cgraphunit.c (update_call_expr): Likewise.
9955 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9956 (execute_convert_to_rsqrt): Likewise.
9957 * cfgexpand.c (gimple_to_tree): Simplify.
9958 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9959 bare FUNCTION_DECL operand.
9960 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9961 (convert_gimple_call): Use gimple_call_fndecl.
9962 * c-common.c (c_warn_unused_result): Likewise.
9964 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9967 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9968 (c_finish_return): Likewise.
9969 (c_start_case): Likewise.
9970 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9971 * c-parser.c (c_parser_condition): New. Call
9972 verify_sequence_points.
9973 (c_parser_paren_condition): Call c_parser_condition.
9974 (c_parser_for_statement): Call c_parser_condition.
9976 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9979 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
9980 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
9981 Moved from diagnostic.h
9982 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
9984 (emit_diagnostic): New.
9985 (warning0, pedwarn0): Delete.
9986 (warning, warning_at, pedwarn, permerror): Return bool.
9987 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
9988 Moved to diagnostic.c.
9989 (struct diagnostic_context): Use correct type for
9990 classify_diagnostic.
9991 (diagnostic_report_diagnostic): Update declaration.
9992 (emit_diagnostic): Declare.
9993 * errors.c (warning): Return bool.
9994 * errors.h (warning): Update declaration.
9995 * toplev.h (warning0, pedwarn0): Delete.
9996 (warning, warning_at, pedwarn, permerror): Return bool.
9997 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
9998 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
9999 inform. Update all calls.
10000 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10001 before giving informative note.
10002 (implicit_decl_warning): Likewise.
10003 * c-typeck.c (build_function_call): Likewise.
10004 * tree-sssa.c (warn_uninit): Likewise.
10005 * builtins.c (gimplify_va_arg_expr): Likewise.
10007 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10010 * doc/invoke.texi (-Wextra): Move warning from here...
10011 (-Wuninitialized): ... to here.
10013 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10016 * flags.h (set_Wunused): Delete
10017 * toplev.c (process_options): Handle Wunused flags here.
10018 * opts.c (maybe_warn_unused_parameter): Delete.
10019 (common_handle_option): Replace set_Wunused by warn_unused.
10020 (set_Wextra): Do not handle Wunused-parameter here.
10021 (set_Wunused): Delete.
10022 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10024 * common.opt (Wunused): Add Var and Init.
10025 (Wunused-function): Likewise.
10026 (Wunused-label): Likewise.
10027 (Wunused-parameter): Likewise.
10028 (Wunused-value): Likewise.
10029 (Wunused-variable): Likewise.
10031 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10033 * doc/invoke.texi: Add cpu_type power7.
10034 * config.in (HAVE_AS_VSX): New.
10035 * config.gcc: Add cpu_type power7.
10036 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10038 * configure: Regenerate.
10039 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10041 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10042 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10043 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10045 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10047 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10048 type to vectorize.builtin_conversion.
10049 (vectorizable_conversion): Likewise.
10050 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10051 integral type as input.
10052 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10054 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10055 and ALTIVEC_BUILTIN_VCTSXS.
10056 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10059 2008-08-08 Richard Guenther <rguenther@suse.de>
10061 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10062 (surely_varying_stmt_p): Calls are varying only if they are
10063 non-builtin and not indirect or have no result.
10064 (ccp_fold): Re-instantiate code before the tuples merge.
10066 2008-08-08 Richard Guenther <rguenther@suse.de>
10068 PR tree-optimization/37056
10069 * gimple.h (gimple_assign_rhs_class): New helper function.
10070 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10071 unary operations properly.
10073 2008-08-07 Jan Hubicka <jh@suse.cz>
10075 * i386.h (ix86_size_cost): Declare.
10076 (ix86_cur_cost): New function macro.
10077 * i386.md (peepholes expanding size and splitters): Predicate by
10078 optimize_insn_for_speed_p.
10079 (peepholes reduce size and splitters): Predicate by
10080 optimize_insn_for_size_p.
10081 * i386.c (ix86_size_cost): Rename from ...
10082 (size_cost): This one.
10083 (override_options): Update.
10084 (decide_alg): Likewise.
10085 (ix86_expand_clear): Use RTL profile.
10086 (ix86_pad_returns): Use RTL profile.
10088 2008-08-07 Jan Hubicka <jh@suse.cz>
10090 * recog.c (split_all_insns): Set RTL profile
10091 (peephole2_optimize): Likewise.
10092 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10093 * combine.c (combine_instructions): Likewise.
10095 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10097 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10099 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10101 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10102 value in a6 after the set_frame_ptr insn.
10104 2008-08-07 Richard Henderson <rth@redhat.com>
10107 * gcc.c (cpp_options): Pass along -g*.
10109 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10111 * config/arm/arm.c (output_move_neon): Update comment describing
10112 big-endian vector layout.
10113 (arm_assemble_integer): Do not handle big-endian NEON vectors
10115 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10116 neon_vget_lane<mode>_sext_internal,
10117 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10118 element indices for big-endian.
10120 2008-08-07 Richard Henderson <rth@redhat.com>
10122 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10123 * configure, config.in: Rebuild.
10124 * debug.h (dwarf2out_do_cfi_asm): Declare.
10125 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10126 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10127 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10128 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10130 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10132 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10133 movv2si_internal): Combine into mov<mode>_internal.
10134 (movv2si_internal_2): Remove.
10136 2008-08-07 Jan Hubicka <jh@suse.cz>
10139 * i386.md (single stringop patterns): Enable unconditionally.
10141 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10144 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10146 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10147 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10149 * config/i386/sse.md (sse2_movq128): New.
10151 * doc/extend.texi: Document __builtin_ia32_movq128.
10153 2008-08-07 Richard Guenther <rguenther@suse.de>
10155 PR middle-end/37042
10156 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10157 pointers can access anything.
10159 2008-08-06 Jan Hubicka <jh@suse.cz>
10161 * optabs.c (emit_unop_insn): Break out to ...
10162 (maybe_emit_unop_insn): ... this one.
10163 (expand_sfix_optab): Use maybe variant.
10164 * optabs.h (maybe_emit_unop_insn): Declare.
10166 * i386.md (mov0 patterns): Enable by default.
10167 (FP conversion expanders): Disable expansion of code expanding
10168 sequences when instruction should be optimized for size.
10169 (single strinop patterns): Enable when optimizing for size.
10170 (string expanders): Disable expanding of code expanding sequences
10171 when optimizning instruction for size.
10172 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10174 (ix86_fp_comparison_sahf_cost): Likewise.
10175 (ix86_expand_branch): Likewise.
10176 (ix86_expand_ashl_const): Likewise.
10177 (ix86_split_ashl): Likewise.
10178 (ix86_expand_strlen): Likewise.
10179 (ix86_emit_fp_unordered_jump): Likewie.
10181 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10183 * c-common.c: Fix typo.
10184 (c_common_reswords): Activate more C++ keyword warnings.
10186 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10188 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10191 * diagnostic.c (permerror_at): New.
10192 * toplev.h (permerror_at): Declare.
10194 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10195 Ira Rosen <irar@il.ibm.com>
10197 * tree-vect-transform.c (vect_model_simple_cost): Return
10198 immediately if stmt is pure SLP.
10199 (vect_model_store_cost): Ditto.
10200 (vect_model_load_cost): Ditto.
10201 (vectorizable_store): Remove PURE_SLP check before call
10202 to vect_model_store_cost.
10203 (vect_model_store_cost): When checking whether stmt describe
10204 strided access, add a check that it is not slp_node.
10206 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10209 * c-common.c (warn_for_sign_compare): New. Handle separately the
10210 case that 'constant' is zero.
10211 * c-typeck.c (build_binary_op): Move code to c-common.c
10213 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10215 * config/alpha/alpha.c (alpha_preferred_reload_class,
10216 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10217 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10218 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10219 * config/arm/arm.md: Likewise.
10220 * config/avr/avr-protos.h (preferred_reload_class,
10221 test_hard_reg_class, avr_simplify_comparison_p,
10222 out_shift_with_cnt, class_max_nregs): Likewise.
10223 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10224 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10225 preferred_reload_class, test_hard_reg_class): Likewise.
10226 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10227 bfin_memory_move_cost, bfin_secondary_reload,
10228 bfin_output_mi_thunk): Likewise.
10229 * config/crx/crx.c (crx_secondary_reload_class,
10230 crx_memory_move_cost): Likewise.
10231 * config/frv/frv-protos.h (frv_secondary_reload_class,
10232 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10233 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10234 frv_secondary_reload_class, frv_class_likely_spilled_p,
10235 frv_class_max_nregs): Likewise.
10236 * config/h8300/h8300.c (h8300_classify_operand,
10237 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10239 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10240 * config/ia64/ia64.c (ia64_preferred_reload_class,
10241 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10242 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10243 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10245 * config/m68hc11/m68hc11.c (preferred_reload_class,
10246 m68hc11_memory_move_cost): Likewise.
10247 * config/mcore/mcore.c (mcore_secondary_reload_class,
10248 mcore_reload_class): Likewise.
10249 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10250 mips_class_max_nregs, mips_cannot_change_mode_class,
10251 mips_preferred_reload_class, mips_secondary_reload_class,
10252 mips_output_mi_thunk): Likewise.
10253 * config/mmix/mmix.c (mmix_preferred_reload_class,
10254 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10256 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10258 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10259 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10260 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10261 * config/rs6000/rs6000.c (paired_expand_vector_init,
10262 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10263 compare_section_name, rs6000_memory_move_cost): Likewise.
10264 * config/s390/s390.c (s390_emit_compare_and_swap,
10265 s390_preferred_reload_class, s390_secondary_reload,
10266 legitimize_pic_address, legitimize_tls_address,
10267 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10268 s390_class_max_nregs): Likewise.
10269 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10270 * config/s390/s390.md: Likewise.
10271 * config/score/score-protos.h (score_secondary_reload_class,
10272 score_preferred_reload_class): Likewise.
10273 * config/score/score.c (score_preferred_reload_class,
10274 score_secondary_reload_class): Likewise.
10275 * config/score/score3.c (score3_output_mi_thunk,
10276 score3_preferred_reload_class, score3_secondary_reload_class,
10277 score3_hard_regno_mode_ok): Likewise.
10278 * config/score/score3.h (score3_preferred_reload_class,
10279 score3_secondary_reload_class): Likewise.
10280 * config/score/score7.c (score7_output_mi_thunk,
10281 score7_preferred_reload_class, score7_secondary_reload_class,
10282 score7_hard_regno_mode_ok): Likewise.
10283 * config/score/score7.h (score7_preferred_reload_class,
10284 score7_secondary_reload_class): Likewise.
10285 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10286 output_branchy_insn, add_constant, gen_block_redirect,
10287 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10288 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10289 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10290 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10291 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10292 xstormy16_preferred_reload_class): Likewise.
10293 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10294 xtensa_expand_atomic, override_options,
10295 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10297 * reorg.c (try_merge_delay_insns): Likewise.
10298 * tree.c (merge_dllimport_decl_attributes): Likewise.
10300 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10302 2008-08-06 Michael Matz <matz@suse.de>
10304 * Makefile.in (write_entries_to_file): Quote words.
10305 * gengtype.c: (read_input_line): Skip over leading white-space.
10307 2008-08-06 Marc Gauthier <marc@tensilica.com>
10309 * config.gcc: Match more processor names for Xtensa.
10310 * configure.ac: Likewise.
10311 * doc/install.texi (Specific): Likewise.
10312 * configure: Regenerate.
10314 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10316 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10317 * calls.c (avoid_likely_spilled_reg): Likewise.
10318 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10319 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10320 * config/i386/i386.c (ix86_expand_special_args_builtin,
10321 ix86_secondary_reload): Likewise.
10322 * except.c (struct eh_region, gen_eh_region_catch,
10323 remove_unreachable_regions, duplicate_eh_regions,
10324 assign_filter_values, build_post_landing_pads,
10325 sjlj_find_directly_reachable_regions, remove_eh_handler,
10326 reachable_next_level, foreach_reachable_handler,
10327 can_throw_internal_1, can_throw_external_1,
10328 collect_one_action_chain): Likewise.
10329 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10330 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10331 * function.c (update_temp_slot_address, instantiate_new_reg,
10332 instantiate_virtual_regs_in_rtx,
10333 instantiate_virtual_regs_in_insn): Likewise.
10334 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10335 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10336 gimplify_cleanup_point_expr): Likewise.
10337 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10338 * passes.c (next_pass_1): Likewise.
10339 * print-tree.c (print_node_brief, print_node): Likewise.
10340 * profile.c (branch_prob): Likewise.
10341 * tree-dump.c (dump_register): Likewise.
10342 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10344 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10345 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10346 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10347 copy_arguments_for_versioning, copy_static_chain): Likewise.
10348 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10349 add_new_name_mapping, register_new_name_mapping): Likewise.
10350 * tree-mudflap.c (mf_xform_derefs): Likewise.
10351 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10352 get_init_expr, combine_chains): Likewise.
10353 * tree-pretty-print.c (dump_generic_node): Likewise.
10354 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10355 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10356 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10357 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10359 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10361 PR middle-end/37010
10362 * calls.c (expand_call): Use the biggest preferred stack
10365 2008-08-06 Michael Matz <matz@suse.de>
10368 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10369 for reused reload, instead of overwriting them.
10371 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10373 PR middle-end/37009
10374 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10375 for incoming stack boundary.
10377 * function.c (assign_parm_find_entry_rtl): Update
10378 parm_stack_boundary.
10380 * function.h (rtl_data): Add parm_stack_boundary.
10382 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10383 parm_stack_boundary for incoming stack boundary.
10385 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10387 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10388 for unrepresentable subregs or treat them as equal to other regs
10389 or subregs with the same register number.
10391 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10393 PR middle-end/35432
10394 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10397 2008-08-06 Jan Hubicka <jh@suse.cz>
10399 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10400 frequencies might be hot.
10402 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10404 * reload.c (find_reloads): Force constants into literal pool
10405 also if they are wrapped in a SUBREG.
10407 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10410 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10411 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10412 Don't allow predicated instructions for data speculation.
10413 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10416 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10418 * haifa-sched.c (extend_global): Split to extend_global_data and
10419 extend_region_data. Update all uses.
10420 (extend_all): Rename to extend_block_data.
10422 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10424 * sched-rgn.c (new_ready): Check if instruction can be
10425 speculatively scheduled before attempting speculation.
10426 (debug_rgn_dependencies): Remove wrongful assert.
10428 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10430 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10432 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10434 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10435 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10436 va_size, and type_size.
10438 2008-08-04 Jason Merrill <jason@redhat.com>
10441 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10442 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10444 2008-08-05 Richard Henderson <rth@redhat.com>
10446 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10447 * configure: Rebuild.
10449 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10452 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10453 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10456 2008-08-05 Richard Henderson <rth@redhat.com>
10458 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10459 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10460 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10461 * common.opt (fdwarf2-cfi-asm): New.
10462 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10463 * config.in, configure: Rebuild.
10464 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10465 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10467 (dw2_force_const_mem): Externalize.
10468 * dwarf2asm.h: Update.
10469 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10470 generate a real label.
10471 (output_cfi_directive): New.
10472 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10473 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10474 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10476 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10477 (output_loc_operands_raw, output_loc_sequence_raw): New.
10478 (output_cfa_loc_raw): New.
10480 2008-08-05 Paul Brook <paul@codesourcery.com>
10482 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10483 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10484 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10485 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10486 * config/arm/arm.h (TARGET_VFPD32): Define.
10487 (TARGET_VFP3): Use TARGET_VFPD32.
10488 (fputype): Add FPUTYPE_VFP3D16.
10489 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10490 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10491 * config/arm/arm-cores.def: Add cortex-r4f.
10492 * config/arm/arm-tune.md: Regenerate.
10494 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10496 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10497 Reword some comments throughout the file.
10499 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10500 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10501 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10502 MFC_MIN_DMA_LIST_ELEMENTS.
10503 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10504 MFC_MAX_DMA_LIST_ELEMENTS.
10506 (MFC_START_ENABLE): Remove PPU-only define.
10507 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10508 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10510 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10511 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10512 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10513 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10514 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10515 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10516 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10518 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10519 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10520 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10521 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10523 (spu_read_machine_status): Fix typo.
10525 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10527 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10528 SUBREG of multi-word hard register.
10529 * config/spu/spu.c (valid_subreg): Likewise.
10530 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10532 2008-08-04 Richard Guenther <rguenther@suse.de>
10534 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10535 the candidate with the stripped base if that base is different
10536 from the original base even for offset zero.
10538 2008-08-04 Richard Guenther <rguenther@suse.de>
10540 PR middle-end/36691
10541 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10542 check for no_overflow.
10544 2008-08-04 Richard Guenther <rguenther@suse.de>
10546 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10548 2008-08-04 Paul Brook <paul@codesourcery.com>
10550 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10551 (arm_order_regs_for_local_alloc): New function.
10552 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10554 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10556 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10559 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10560 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10561 (ix86_expand_epilogue): Likewise.
10563 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10565 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10568 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10570 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10571 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10572 (*movv2sf_internal_rex64): Ditto.
10574 2008-08-03 Jan Hubicka <jh@suse.cz>
10576 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10577 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10578 * expmed.c (expand_smod_pow2): Likewise.
10580 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10583 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10584 alternative 0 of operand 1.
10585 (*vec_concatv2di_rex64_sse): Ditto.
10586 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10588 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10589 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10590 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10591 (*movv2sf_internal_rex64): Ditto.
10593 2008-08-02 Richard Guenther <rguenther@suse.de>
10596 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10597 (ssedoublesizemode): New mode attribute.
10598 (sse_shufps): Call gen_sse_shufps_v4sf.
10599 (sse_shufps_1): Macroize.
10600 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10601 (sse2_shufpd_1): Macroize.
10602 (vec_extract_odd, vec_extract_even): New expanders.
10603 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10604 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10605 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10606 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10607 (ix86_expand_vector_set): Likewise.
10608 (ix86_expand_reduc_v4sf): Likewise.
10610 2008-08-01 Doug Kwan <dougkwan@google.com>
10612 * matrix-reorg.c: Re-enable all code.
10613 (struct malloc_call_data): Change CALL_STMT to gimple type.
10614 (collect_data_for_malloc_call): Tuplify.
10615 (struct access_site_info): Change STMT to gimple type.
10616 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10617 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10618 (struct free_info): Change STMT to gimple type.
10619 (struct matrix_access_phi_node): Change PHI to gimple type.
10620 (get_inner_of_cast_expr): Remove.
10621 (may_flatten_matrices_1): Tuplify.
10622 (may_flatten_matrices): Ditto.
10623 (mark_min_matrix_escape_level): Ditto.
10624 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10625 (ssa_accessed_in_call_rhs): New
10626 (ssa_accessed_in_assign_rhs): New
10627 (record_access_alloc_site_info): Tuplify.
10628 (add_allocation_site): Ditto.
10629 (analyze_matrix_allocation_site): Ditto.
10630 (analyze_transpose): Ditto.
10631 (get_index_from_offset): Ditto.
10632 (update_type_size): Ditto.
10633 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10634 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10635 (analyze_accesses_for_phi_node): Tuplify.
10636 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10637 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10638 (analyze_matrix_accesses): Tuplify.
10639 (check_var_data): New call-back type for check_var_notmodified_p.
10640 (check_var_notmodified_p): Tuplify and use call-back struct to
10641 return statement found.
10642 (can_calculate_expr_before_stmt): Factor out statement related code
10644 (can_calculate_stmt_before_stmt): New.
10645 (check_allocation_function): Tuplify.
10646 (find_sites_in_func): Ditto.
10647 (record_all_accesses_in_func): Ditto.
10648 (transform_access_sites): Ditto.
10649 (transform_allocation_sites): Ditto.
10650 (matrix_reorg): Re-enable.
10651 (gate_matrix_reorg): Re-enable.
10653 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10655 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10656 for labels for which it hasn't been set yet. If it has been set,
10657 stop walking insns and continue with next worklist item.
10658 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10659 if the only BARRIER is at the very end of a function.
10661 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10663 * cfgexpand.c (expand_stack_alignment): Assert that
10664 stack_realign_drap and drap_rtx must match.
10666 * function.c (instantiate_new_reg): If DRAP is used to realign
10667 stack, replace virtual_incoming_args_rtx with internal arg
10670 2008-08-01 Richard Guenther <rguenther@suse.de>
10672 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10673 loop information only if we initialized it.
10674 (execute_pre): Call fini_pre with in_fre.
10675 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10676 if we do not unroll because we hit max-completely-peeled-insns.
10677 Use our estimation for consistency, do allow shrinking.
10679 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10681 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10682 with MIN_STACK_BOUNDARY.
10683 (ix86_update_stack_boundary): Likewise.
10684 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10687 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10688 (MIN_STACK_BOUNDARY): This.
10690 2008-08-01 Richard Guenther <rguenther@suse.de>
10692 PR middle-end/36997
10693 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10695 2008-08-01 Richard Guenther <rguenther@suse.de>
10697 PR tree-optimization/36988
10698 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10699 do not matter if that doesn't change volatile qualification.
10701 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10703 * configure.ac: Do not generate libada-mk. Do not subst
10704 host_cc_for_libada.
10705 * libada-mk.in: Remove.
10706 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10707 * configure: Regenerate.
10709 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10711 * tree-pass.h: Added comment about not dumping passes with name
10712 starting with star in struct opt_pass.
10713 * passes.c (register_dump_files_1): Don't do dump for a pass with
10714 name starting with star.
10715 * doc/passes.texi (Pass manager): Mention pass names and special
10716 meaning of star prefix to avoid dump.
10718 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10720 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10722 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10723 (ISA_MIPS64R2): New macro.
10724 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10725 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10726 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10727 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10728 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10729 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10730 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10731 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10732 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10733 Move up to keep list alphabetically sorted.
10734 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10735 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10737 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10738 (-march=@var{arch}): Add mips64r2.
10740 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10742 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10744 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10746 * expr.c (expand_assignment): Check for complete type.
10748 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10751 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10753 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10754 for stack alignment.
10756 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10758 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10760 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10761 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10763 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10765 PR rtl-optimization/36419
10766 * dwarf2out.c (barrier_args_size): New variable.
10767 (compute_barrier_args_size, compute_barrier_args_size_1): New
10769 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10770 if not called yet in the current function, use barrier_args_size
10771 array to find the new args_size value.
10772 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10774 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10777 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10780 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10783 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10784 (dwarf2out_stack_adjust): Use it.
10785 (dwarf2out_frame_debug_expr): Likewise.
10787 2008-07-31 Richard Guenther <rguenther@suse.de>
10789 PR tree-optimization/36978
10790 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10791 the generated condition.
10793 2008-07-31 Richard Guenther <rguenther@suse.de>
10795 * passes.c (init_optimization_passes): Always call
10796 pass_early_warn_uninitialized.
10797 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10798 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10799 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10801 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10804 * builtins.c (maybe_emit_free_warning): New function.
10805 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10806 maybe_emit_free_warning for BUILT_IN_FREE.
10809 * dwarf2out.c (get_context_die): New function.
10810 (force_decl_die, force_type_die): Use it.
10811 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10812 returns NULL, force generation of DW_TAG_typedef and put that into
10815 PR preprocessor/36649
10816 * c-pch.c (c_common_read_pch): Save and restore
10817 line_table->trace_includes across PCH restore.
10819 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10822 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10824 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10827 * final.c (call_from_call_insn): Handle COND_EXEC.
10829 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10831 * builtins.c (std_gimplify_va_arg_expr): Replace
10832 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10833 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10835 2008-07-30 Joey Ye <joey.ye@intel.com>
10836 H.J. Lu <hongjiu.lu@intel.com>
10838 * builtins.c (expand_builtin_setjmp_receiver): Replace
10839 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10840 (expand_builtin_apply_args_1): Likewise.
10841 (expand_builtin_longjmp): Need DRAP for stack alignment.
10842 (expand_builtin_apply): Likewise.
10844 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10845 instead of assign_stack_local to allow alignment reduction.
10847 * calls.c (emit_call_1): Need DRAP for stack alignment if
10849 (expand_call): Replace virtual_incoming_args_rtx with
10850 crtl->args.internal_arg_pointer.
10851 * stmt.c (expand_nl_goto_receiver): Likewise.
10853 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10854 alignment and store to stack_alignment_estimated and
10855 max_used_stack_slot_alignment.
10856 (expand_one_var): Likewise.
10857 (expand_stack_alignment): New function.
10858 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10859 and stack_alignment_estimated fields in rtl_data. Call
10860 expand_stack_alignment at end.
10862 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10863 (MAX_STACK_ALIGNMENT): Likewise.
10864 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10865 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10867 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10868 stack alignment when generating virtual registers.
10870 * function.c (assign_stack_local): Renamed to ...
10871 (assign_stack_local_1): This. Add a parameter to indicate
10872 if it is OK to reduce alignment.
10873 (assign_stack_local): Use it.
10874 (instantiate_new_reg): Instantiate virtual incoming args rtx
10875 to vDRAP if stack realignment and DRAP is needed.
10876 (assign_parms): Collect parameter/return type alignment and
10877 contribute to stack_alignment_estimated.
10878 (locate_and_pad_parm): Likewise.
10879 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10880 with crtl->args.internal_arg_pointer.
10882 * function.h (rtl_data): Add new field drap_reg,
10883 max_used_stack_slot_alignment, stack_alignment_estimated,
10884 stack_realign_needed, need_drap, stack_realign_processed and
10885 stack_realign_finalized.
10886 (stack_realign_fp): New macro.
10887 (stack_realign_drap): Likewise.
10889 * global.c (compute_regsets): Frame pointer is needed when
10890 stack is realigned. Can eliminate frame pointer when stack is
10891 realigned and dynamic realigned argument pointer isn't used.
10893 * reload1.c (update_eliminables): Frame pointer is needed
10894 when stack is realigned.
10895 (init_elim_table): Can eliminate frame pointer when stack is
10896 realigned and dynamic realigned argument pointer isn't used.
10898 * rtl.h (assign_stack_local_1): Declare new funtion.
10900 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10901 (TARGET_GET_DRAP_RTX): Likewise.
10902 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10903 TARGET_GET_DRAP_RTX.
10905 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10907 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10908 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10910 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10911 H.J. Lu <hongjiu.lu@intel.com>
10913 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10914 vdrap_reg, stack_realign and drap_reg_saved.
10915 (add_cfi): Don't allow redefining CFA when DRAP is used.
10916 (reg_save): Handle stack alignment.
10917 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10918 alignment. Don't generate DWARF information for (set fp sp)
10920 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10922 (int_loc_descriptor): Move prototype forward. Also define if
10923 DWARF2_UNWIND_INFO is true.
10924 (output_cfa_loc): Handle DW_CFA_expression.
10925 (build_cfa_aligned_loc): New.
10926 (based_loc_descr): Update assert for stack realign. For local
10927 variables, use sp+offset when stack is aligned without drap and
10928 fp+offset when stack is aligned with drap. For arguments, use
10929 cfa+offset when drap is used to align stack.
10931 2008-07-30 Joey Ye <joey.ye@intel.com>
10932 H.J. Lu <hongjiu.lu@intel.com>
10934 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10936 (ix86_gen_andsp): New.
10937 (ix86_user_incoming_stack_boundary): Likewise.
10938 (ix86_default_incoming_stack_boundary): Likewise.
10939 (ix86_incoming_stack_boundary): Likewise.
10940 (ix86_can_eliminate): Likewise.
10941 (find_drap_reg): Likewise.
10942 (ix86_update_stack_boundary): Likewise.
10943 (ix86_get_drap_rtx): Likewise.
10944 (ix86_finalize_stack_realign_flags): Likewise.
10945 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10946 (TARGET_GET_DRAP_RTX): Likewise.
10947 (override_options): Overide option value for new options.
10948 (ix86_function_ok_for_sibcall): Remove check for
10949 force_align_arg_pointer.
10950 (ix86_handle_cconv_attribute): Likewise.
10951 (ix86_function_regparm): Likewise.
10952 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10953 (ix86_va_start): Replace virtual_incoming_args_rtx with
10954 crtl->args.internal_arg_pointer.
10955 (ix86_select_alt_pic_regnum): Check DRAP register.
10956 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10957 (ix86_compute_frame_layout): Compute frame layout wrt stack
10959 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10960 (ix86_expand_prologue): Decide if stack realignment is needed
10961 and generate prologue code accordingly.
10962 (ix86_expand_epilogue): Generate epilogue code wrt stack
10963 realignment is really needed or not.
10965 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10966 (ABI_STACK_BOUNDARY): Likewise.
10967 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10968 (STACK_REALIGN_DEFAULT): Likewise.
10969 (INCOMING_STACK_BOUNDARY): Likewise.
10970 (MAX_STACK_ALIGNMENT): Likewise.
10971 (ix86_incoming_stack_boundary): Likewise.
10972 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10973 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
10974 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
10975 (machine_function): Remove force_align_arg_pointer.
10977 * config/i386/i386.md (BX_REG): New.
10978 (R13_REG): Likewise.
10980 * config/i386/i386.opt (mforce_drap): New.
10981 (mincoming-stack-boundary): Likewise.
10982 (mstackrealign): Add Init(-1).
10984 * config/i386/i386-protos.h (ix86_can_eliminate): New
10986 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10988 * doc/extend.texi: Update force_align_arg_pointer.
10990 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
10993 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
10994 (INCOMING_STACK_BOUNDARY): Likewise.
10995 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
10996 (TARGET_GET_DRAP_RTX): Likewise.
10998 2008-07-30 Andreas Schwab <schwab@suse.de>
11000 PR rtl-optimization/36929
11001 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11002 add_insn_before and fix argument order.
11003 (replace_inc_dec_mem): Handle NULL rtx.
11005 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11007 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11009 (arm_compute_initial_elimination_offset): Use it.
11010 (arm_compute_save_reg_mask): Include static chain save slot when
11011 calculating alignment.
11012 (arm_get_frame_offsets): Ditto.
11013 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11014 that we can use to decrement the stack when the stack decrement
11015 could be too big for an immediate value in a single insn.
11016 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11018 2008-07-30 Richard Guenther <rguenther@suse.de>
11020 PR tree-optimization/36967
11021 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11022 Release defs of statements we remove.
11024 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11026 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11027 instead of NULL_RTVEC.
11029 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11033 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11036 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11038 * final.c (call_from_call_insn): New.
11039 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11041 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11043 * configure.ac: Substitute ADA_CFLAGS.
11044 * configure: Regenerate.
11045 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11046 * Makefile.in: Remove mention of X_* variables.
11047 * config/pa/x-ada-hpux10: Remove.
11048 * config/pa/x-ada: Remove.
11050 * doc/fragments.texi: Update.
11052 2008-07-30 Olivier Hainque <hainque@adacore.com>
11054 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11055 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11056 __dso_handle explicitly here.
11058 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11061 * c-typeck.c (build_binary_op): Encapsulate code into...
11062 * c-common.c (shorten_binary_op): ...this new function.
11063 (conversion_warning): Use the new function. Handle non-negative
11064 constant in bitwise-and.
11065 * c-common.h (shorten_binary_op): Declare.
11067 2008-07-30 Olivier Hainque <hainque@adacore.com>
11069 * scan.c (make_sstring_space): Add explicit conversions of
11070 allocator's return value.
11071 * fix-header.c (recognized_function): Likewise.
11073 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11075 * doc/cpp.texi: Update to GFDL 1.2.
11076 * doc/gcc.texi: Do not list GPL as Invariant Section.
11077 * doc/gccint.texi: Likewise. Update copyright years.
11078 * doc/install.texi: Update copyright years.
11080 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11083 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11084 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11086 2008-07-29 Jan Hubicka <jh@suse.cz>
11088 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11089 (grokdeclarator): Likewise.
11090 * langhooks.c (lhd_warn_unused_global_decl): Use
11091 DECL_DECLARED_INLINE_P.
11092 * print-tree.c (print_node): Remove DECL_INLINE check.
11094 2008-07-29 Richard Guenther <rguenther@suse.de>
11096 PR tree-optimization/36945
11097 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11098 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11099 Record invariant addresses un-decomposed.
11100 (copy_reference_ops_from_call): Record reference call
11101 arguments properly. Simplify.
11102 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11103 helper split out from ...
11104 (create_component_ref_by_pieces): ... here. Simplify.
11105 Prepare for recursive invocation for call arguments.
11106 (create_expression_by_pieces): Adjust call to
11107 create_component_ref_by_pieces.
11108 (compute_avail): Process operand 2 of reference ops.
11110 2008-07-29 Richard Guenther <rguenther@suse.de>
11112 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11114 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11116 * c-format.c (check_format_types): Revert unwanted checkin.
11118 2008-07-29 Jan Hubicka <jh@suse.cz>
11120 * flags.h (flag_really_no_inline): Remove.
11121 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11122 * toplev.c (flag_really_no_inline): Remove.
11123 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11124 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11125 (cgraph_decide_inlining_incrementally): Likewise.
11126 (compute_inline_parameters): Likewise.
11127 * opts.c (decode_options): Simplify.
11128 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11129 * common.opt (finline): Initialize to 1.
11130 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11132 2008-07-29 Jan Hubicka <jh@suse.cz>
11134 * predict.c (always_optimize_for_size_p): New function.
11135 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11136 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11137 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11139 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11140 * function.c (prepare_function_start): Set default profile.
11141 * function.h (rtl_data): Add maybe_hot_insn_p.
11142 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11143 (construct_exit_block): Likewise.
11144 (tree_expand_cfg): Likewise.
11146 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11147 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11148 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11149 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11152 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11155 * c-decl.c (merge_decls): Merge USED flags.
11157 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11159 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11160 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11161 next_stack, lab_false and lab_over trees.
11163 2008-07-28 Richard Guenther <rguenther@suse.de>
11165 PR tree-optimization/36957
11166 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11167 (useless_type_conversion_p): Remove.
11168 (types_compatible_p): Remove.
11169 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11170 (useless_type_conversion_p): Declare.
11171 (types_compatible_p): Declare.
11172 (gimple_expr_type): Return the base type only if it is
11173 trivially convertible to the subtype.
11175 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11177 * configure.ac: Use the m4_do macro to concatenate the warnings into
11178 one string in ACX_PROG_CC_WARNING_OPTS,
11179 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11180 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11181 * configure: Regenerate.
11183 2008-07-28 Richard Guenther <rguenther@suse.de>
11185 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11186 (insert_fake_stores): Remove.
11187 (realify_fake_stores): Likewise.
11188 (execute_pre): Remove dead code.
11189 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11190 (find_func_aliases): Deal with it here instead.
11191 Re-enable gcc_unreachable call.
11193 2008-07-28 Richard Guenther <rguenther@suse.de>
11195 Merge from gimple-tuples-branch.
11197 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11198 * gimple.def: New file.
11199 * gsstruct.def: Likewise.
11200 * gimple-iterator.c: Likewise.
11201 * gimple-pretty-print.c: Likewise.
11202 * tree-gimple.c: Removed. Merged into ...
11203 * gimple.c: ... here. New file.
11204 * tree-gimple.h: Removed. Merged into ...
11205 * gimple.h: ... here. New file.
11207 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11208 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11209 --enable-checking=gimple flag.
11210 * config.in: Likewise.
11211 * configure: Regenerated.
11213 * tree-ssa-operands.h: Tuplified.
11214 * tree-vrp.c: Likewise.
11215 * tree-loop-linear.c: Likewise.
11216 * tree-into-ssa.c: Likewise.
11217 * tree-ssa-loop-im.c: Likewise.
11218 * tree-dump.c: Likewise.
11219 * tree-complex.c: Likewise.
11220 * cgraphbuild.c: Likewise.
11221 * tree-ssa-threadupdate.c: Likewise.
11222 * tree-ssa-loop-niter.c: Likewise.
11223 * tree-pretty-print.c: Likewise.
11224 * tracer.c: Likewise.
11225 * gengtype.c: Likewise.
11226 * tree-loop-distribution.c: Likewise.
11227 * tree-ssa-loop-unswitch.c: Likewise.
11228 * cgraph.c: Likewise.
11229 * cgraph.h: Likewise.
11230 * tree-ssa-loop-manip.c: Likewise.
11231 * value-prof.c: Likewise.
11232 * tree-ssa-loop-ch.c: Likewise.
11233 * tree-tailcall.c: Likewise.
11234 * value-prof.h: Likewise.
11235 * tree.c: Likewise.
11236 * tree.h: Likewise.
11237 * tree-pass.h: Likewise.
11238 * ipa-cp.c: Likewise.
11239 * tree-scalar-evolution.c: Likewise.
11240 * tree-scalar-evolution.h: Likewise.
11241 * target.h: Likewise.
11242 * lambda-mat.c: Likewise.
11243 * tree-phinodes.c: Likewise.
11244 * diagnostic.h: Likewise.
11245 * builtins.c: Likewise.
11246 * tree-ssa-alias-warnings.c: Likewise.
11247 * cfghooks.c: Likewise.
11248 * fold-const.c: Likewise.
11249 * cfghooks.h: Likewise.
11250 * omp-low.c: Likewise.
11251 * tree-ssa-dse.c: Likewise.
11252 * ipa-reference.c: Likewise.
11253 * tree-ssa-uncprop.c: Likewise.
11254 * toplev.c: Likewise.
11255 * tree-gimple.c: Likewise.
11256 * tree-gimple.h: Likewise.
11257 * tree-chrec.c: Likewise.
11258 * tree-chrec.h: Likewise.
11259 * tree-ssa-sccvn.c: Likewise.
11260 * tree-ssa-sccvn.h: Likewise.
11261 * cgraphunit.c: Likewise.
11262 * tree-ssa-copyrename.c: Likewise.
11263 * tree-ssa-ccp.c: Likewise.
11264 * tree-ssa-loop-ivopts.c: Likewise.
11265 * tree-nomudflap.c: Likewise.
11266 * tree-call-cdce.c: Likewise.
11267 * ipa-pure-const.c: Likewise.
11268 * c-format.c: Likewise.
11269 * tree-stdarg.c: Likewise.
11270 * tree-ssa-math-opts.c: Likewise.
11271 * tree-ssa-dom.c: Likewise.
11272 * tree-nrv.c: Likewise.
11273 * tree-ssa-propagate.c: Likewise.
11274 * ipa-utils.c: Likewise.
11275 * tree-ssa-propagate.h: Likewise.
11276 * tree-ssa-alias.c: Likewise.
11277 * gimple-low.c: Likewise.
11278 * tree-ssa-sink.c: Likewise.
11279 * ipa-inline.c: Likewise.
11280 * c-semantics.c: Likewise.
11281 * dwarf2out.c: Likewise.
11282 * expr.c: Likewise.
11283 * tree-ssa-loop-ivcanon.c: Likewise.
11284 * predict.c: Likewise.
11285 * tree-ssa-loop.c: Likewise.
11286 * tree-parloops.c: Likewise.
11287 * tree-ssa-address.c: Likewise.
11288 * tree-ssa-ifcombine.c: Likewise.
11289 * matrix-reorg.c: Likewise.
11290 * c-decl.c: Likewise.
11291 * tree-eh.c: Likewise.
11292 * c-pretty-print.c: Likewise.
11293 * lambda-trans.c: Likewise.
11294 * function.c: Likewise.
11295 * langhooks.c: Likewise.
11296 * ebitmap.h: Likewise.
11297 * tree-vectorizer.c: Likewise.
11298 * function.h: Likewise.
11299 * langhooks.h: Likewise.
11300 * tree-vectorizer.h: Likewise.
11301 * ipa-type-escape.c: Likewise.
11302 * ipa-type-escape.h: Likewise.
11303 * domwalk.c: Likewise.
11304 * tree-if-conv.c: Likewise.
11305 * profile.c: Likewise.
11306 * domwalk.h: Likewise.
11307 * tree-data-ref.c: Likewise.
11308 * tree-data-ref.h: Likewise.
11309 * tree-flow-inline.h: Likewise.
11310 * tree-affine.c: Likewise.
11311 * tree-vect-analyze.c: Likewise.
11312 * c-typeck.c: Likewise.
11313 * gimplify.c: Likewise.
11314 * coretypes.h: Likewise.
11315 * tree-ssa-phiopt.c: Likewise.
11316 * calls.c: Likewise.
11317 * tree-ssa-coalesce.c: Likewise.
11318 * tree.def: Likewise.
11319 * tree-dfa.c: Likewise.
11320 * except.c: Likewise.
11321 * except.h: Likewise.
11322 * cfgexpand.c: Likewise.
11323 * tree-cfgcleanup.c: Likewise.
11324 * tree-ssa-pre.c: Likewise.
11325 * tree-ssa-live.c: Likewise.
11326 * tree-sra.c: Likewise.
11327 * tree-ssa-live.h: Likewise.
11328 * tree-predcom.c: Likewise.
11329 * lambda.h: Likewise.
11330 * tree-mudflap.c: Likewise.
11331 * ipa-prop.c: Likewise.
11332 * print-tree.c: Likewise.
11333 * tree-ssa-copy.c: Likewise.
11334 * ipa-prop.h: Likewise.
11335 * tree-ssa-forwprop.c: Likewise.
11336 * ggc-page.c: Likewise.
11337 * c-omp.c: Likewise.
11338 * tree-ssa-dce.c: Likewise.
11339 * tree-vect-patterns.c: Likewise.
11340 * tree-ssa-ter.c: Likewise.
11341 * tree-nested.c: Likewise.
11342 * tree-ssa.c: Likewise.
11343 * lambda-code.c: Likewise.
11344 * tree-ssa-loop-prefetch.c: Likewise.
11345 * tree-inline.c: Likewise.
11346 * tree-inline.h: Likewise.
11347 * tree-iterator.c: Likewise.
11348 * tree-optimize.c: Likewise.
11349 * tree-ssa-phiprop.c: Likewise.
11350 * tree-vect-transform.c: Likewise.
11351 * tree-object-size.c: Likewise.
11352 * tree-outof-ssa.c: Likewise.
11353 * cfgloop.c: Likewise.
11354 * system.h: Likewise.
11355 * tree-profile.c: Likewise.
11356 * cfgloop.h: Likewise.
11357 * c-gimplify.c: Likewise.
11358 * c-common.c: Likewise.
11359 * tree-vect-generic.c: Likewise.
11360 * tree-flow.h: Likewise.
11361 * c-common.h: Likewise.
11362 * basic-block.h: Likewise.
11363 * tree-ssa-structalias.c: Likewise.
11364 * tree-switch-conversion.c: Likewise.
11365 * tree-ssa-structalias.h: Likewise.
11366 * tree-cfg.c: Likewise.
11367 * passes.c: Likewise.
11368 * ipa-struct-reorg.c: Likewise.
11369 * ipa-struct-reorg.h: Likewise.
11370 * tree-ssa-reassoc.c: Likewise.
11371 * cfgrtl.c: Likewise.
11372 * varpool.c: Likewise.
11373 * stmt.c: Likewise.
11374 * tree-ssanames.c: Likewise.
11375 * tree-ssa-threadedge.c: Likewise.
11376 * langhooks-def.h: Likewise.
11377 * tree-ssa-operands.c: Likewise.
11378 * config/alpha/alpha.c: Likewise.
11379 * config/frv/frv.c: Likewise.
11380 * config/s390/s390.c: Likewise.
11381 * config/m32c/m32c.c: Likewise.
11382 * config/m32c/m32c-protos.h: Likewise.
11383 * config/spu/spu.c: Likewise.
11384 * config/sparc/sparc.c: Likewise.
11385 * config/i386/i386.c: Likewise.
11386 * config/sh/sh.c: Likewise.
11387 * config/xtensa/xtensa.c: Likewise.
11388 * config/stormy16/stormy16.c: Likewise.
11389 * config/ia64/ia64.c: Likewise.
11390 * config/rs6000/rs6000.c: Likewise.
11391 * config/pa/pa.c: Likewise.
11392 * config/mips/mips.c: Likewise.
11394 2008-07-28 Simon Baldwin <simonb@google.com>
11396 * c-pragma.c (handle_pragma_message): New function.
11397 (init_pragma): Register handle_pragma_message.
11398 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11401 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11403 PR tree-optimization/35252
11404 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11405 REALPART_EXPR to be considered as same load operation.
11407 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11409 PR tree-optimization/36830
11410 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11411 (expressions_equal_p): Return false if only one operand is null.
11413 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11415 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11416 version requirements.
11418 2008-07-26 Olivier Hainque <hainque@adacore.com>
11420 * collect2.c (symkind): New enum. Symbol kinds we care about.
11421 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11422 code and head comment accordingly.
11423 (scan_prog_file): Use symkind names instead of bare integers.
11425 2008-07-25 Jan Hubicka <jh@suse.cz>
11427 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11429 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11430 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11431 * dojump.c (clear_pending_stack_adjust): Likewise.
11432 * print-tree.c (print_node): Ignore DECL_INLINE.
11433 * tree-inline.c (inlinable_function_p): Likewise.
11435 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11437 * doc/extend.texi (hot attribute): Document that the hot attribute
11438 turns on -O3 for some ports.
11439 (cold attribute): Document that the cold attribute turns on -Os
11442 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11443 reflect function specific option support.
11445 * target.h (struct target_option_hooks): Add fields to say whether
11446 the cold attribute implies -Os and the hot attribute implies -O3.
11448 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11449 By default, do not turn on -Os for cold functions.
11450 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11451 not turn on -O3 for hot functions.
11453 * c-common.c (handle_hot_attribute): Use target hook to determine
11454 if hot functions should enable -O3.
11455 (handle_cold_attribute): Use target hook to determine if cold
11456 functions should enable -Os.
11458 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11459 (override_options): Move disable scheduling to
11460 optimization_options.
11461 (optimization_options): Disable scheduling here, not
11463 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11464 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11466 * config/ia64/ia64.c (ia64_override_options): Move setting
11467 scheduling flags to ia64_optimization_options.
11468 (ia64_optimization_options): Disable scheduling options here, and
11469 not in ia64_override_options.
11470 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11471 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11473 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11476 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11478 2008-07-25 Martin Jambor <mjambor@suse.cz>
11480 PR tree-optimization/36926
11481 * ipa-prop.c (ipa_analyze_call_uses): Call
11482 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11484 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11486 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11487 movv2si_internal): Add mem = reg alternative.
11489 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11492 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11493 DEFAULT_PCC_STRUCT_RETURN to 127.
11495 2008-07-24 Jan Hubicka <jh@suse.cz>
11497 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11498 (build_cgraph_edges): Likewise.
11499 * cgraph.c (cgraph_node): Do not update assembler hash.
11500 (cgraph_remove_node): Drop non-unit-at-a-time code.
11501 * tree-pass.h (pass_O0_always_inline): Remove.
11502 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11503 * toplev.c (process_options): Flag unit-at-a-time does not imply
11504 no section anchors.
11505 * cgraphunit.c: Update comments.
11506 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11507 (cgraph_assemble_pending_functions): Remove.
11508 (cgraph_reset_node): Drop non-unit-at-a-time code.
11509 (cgraph_finalize_function): Likewise.
11510 (cgraph_analyze_function): Likewise.
11511 (cgraph_finalize_compilation_unit): Likewise.
11512 (cgraph_expand_function): Likewise.
11513 (cgraph_optimize): Likesise.
11514 (save_inline_function_body): Likewise.
11515 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11516 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11517 * ipa-inline.c: Update comments.
11518 (enum inlining_mode): remove INLINE_SPEED.
11519 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11520 (cgraph_mark_inline_edge): Likewise.
11521 (try_inline): Likewise.
11522 (cgraph_decide_inlining_incrementally): Likewise.
11523 (cgraph_gate_inlining): Remove.
11524 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11525 (cgraph_gate_early_inlining): Likewise.
11526 (gate_inline_passes): Remove.
11527 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11528 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11529 pass_O0_always_inline): Remove.
11530 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11531 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11532 * opts.c (no_unit_at_a_time_default): Remove.
11533 (decode_options): Remove flag_unit_at_a_time reset and warning.
11534 * opts.h (no_unit_at_a_time_default): Remove.
11535 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11536 early in GNU dialect.
11537 (merge_decls): Update comment; drop unit-at-a-time check.
11538 (finish_decl): Likewise.
11539 (grok_declaration): Remove flag_inline_trees code.
11540 (finish_functions): Return on function returning non-void on all
11542 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11543 * cfgexpand.c (expand_one_static_var): Remove.
11544 (expand_one_var): Remove expand_one_static_var call.
11545 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11546 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11547 and flag_unit_at_a-time compatibility checks.
11548 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11549 * tree-inline.c (flag_inline_trees): Remove.
11550 (inlinable_function_p): Don't check it.
11551 (expand_call_inline): Remove non-unit-at-a-time code.
11552 * tree-inline.h (flag_inline_trees): Remove.
11553 * tree-optimize.c (execute_early_local_optimizations): Remove
11554 unit-at-a-time checks.
11555 (tree_rest_of_compilation): Likewise.
11556 * combine.c (setup_incoming_promotions): Likewise.
11557 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11558 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11559 * passes.c (pass_inline_parameters): Update comments; remove
11560 O0_alwaysinline pass.
11561 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11562 (execute_one_pass): Likewise.
11563 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11564 (ix86_function_sseregparm): Likewise.
11565 * arm.c (arm_function_in_section_p): Likewise.
11566 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11567 * varpool.c: Update comments.
11568 (decide_is_variable_needed): Remove unit-at-a-time checks.
11569 (varpool_finalize_decl): Likewise.
11571 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11573 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11574 to 2 instead of -1.
11575 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11577 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11579 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11580 imp symbol extension.
11582 2008-07-23 Ian Lance Taylor <iant@google.com>
11584 * tree-vrp.c (infer_value_range): Ignore asm statements when
11585 looking for memory accesses for -fdelete-null-pointer-checks.
11587 2008-07-24 Ben Elliston <bje@au.ibm.com>
11589 * config/spu/spu-c.c (__vector_keyword): New variable.
11590 (vector_keyword): Likewise.
11591 (spu_categorize_keyword): New function.
11592 (spu_macro_to_expand): Likewise.
11593 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11594 compiling an ISO C dialect.
11596 2008-07-24 Ben Elliston <bje@au.ibm.com>
11598 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11599 conventional usage.
11601 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11603 * configure: Regenerate.
11604 * configure.ac: Require texinfo 4.7.
11605 * doc/install.texi: Document texinfo 4.7 requirement.
11607 2008-07-23 Martin Jambor <mjambor@suse.cz>
11609 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11610 rather than for DECL_SAVED_TREE.
11611 * ipa-prop.c: Include diagnostic.h.
11612 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11614 (ipa_detect_param_modifications): Function rewritten from scratch.
11615 (ipa_compute_jump_functions): Changed accesses to modification flags.
11616 (ipa_free_node_params_substructures): Update flags destruction.
11617 (ipa_node_duplication_hook): Update flags duplication.
11618 (ipa_print_all_params_modified): Updated flag access.
11619 * ipa-prop.h (struct ipa_param_flags): New structure.
11620 (struct ipa_node_params): New field modification_analysis_done,
11621 modified_flags changed into param_flags.
11622 (ipa_is_ith_param_modified): Changed to use new flags.
11623 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11625 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11626 ipa-cp.c and split into two functions.
11627 (ipa_print_node_jump_functions): New function.
11628 (compute_scalar_jump_functions): New function.
11629 (type_like_member_ptr_p): New function.
11630 (compute_pass_through_member_ptrs): New function.
11631 (fill_member_ptr_cst_jump_function): New function.
11632 (determine_cst_member_ptr): New function.
11633 (compute_cst_member_ptr_arguments): New function.
11634 (ipa_compute_jump_functions): Complete rewrite.
11635 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11636 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11637 (struct ipa_member_ptr_cst): New structure.
11638 (union jump_func_value): New field member_cst.
11639 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11640 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11641 jump function types.
11642 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11643 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11644 instead of ipcp_print_all_jump_functions.
11645 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11646 only for replacable scalars.
11648 * doc/invoke.texi (Optimize options): Add description of
11649 -findirect-inlining.
11650 * common.opt (flag_indirect_inlining): New flag.
11651 * opts.c (decode_options): Set flag_indirect_inlining when
11654 * ipa-inline.c: Include ipa-prop.h.
11655 (inline_indirect_intraprocedural_analysis): New function.
11656 (inline_generate_summary): Allocate parameter and argument info
11657 structures, call inline_indirect_intraprocedural_analysis on each
11658 node when doing indirect inlining and deallocate indirect inlining
11659 data structures in the end.
11660 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11661 (free_all_ipa_structures_after_iinln): New function.
11662 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11664 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11666 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11667 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11668 of computing the frequency separately.
11669 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11670 of computing the frequency separately.
11671 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11672 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11673 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11674 (ipa_get_stmt_member_ptr_load_param): New function.
11675 (ipa_is_ssa_with_stmt_def): New function.
11676 (ipa_note_param_call): New function.
11677 (ipa_analyze_call_uses): New function.
11678 (ipa_analyze_stmt_uses): New function.
11679 (ipa_analyze_params_uses): New function.
11680 (ipa_free_node_params_substructures): Also free the param_calls linked
11682 (ipa_node_duplication_hook): Also duplicate the param_calls
11684 (ipa_print_node_param_flags): New function.
11685 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11686 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11687 * ipa-prop.h (struct ipa_param_flags): New field called.
11688 (struct ipa_param_call_note): New structure.
11689 (struct ipa_node_params): New fields param_calls and
11690 uses_analysis_done.
11691 (ipa_is_ith_param_called): New function.
11692 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11693 ipa_analyze_params_uses and dump parameter flags.
11695 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11696 ipa_propagate_indirect_call_infos if performing indirect inlining,
11697 pass a new parameter new_edges to it.
11698 (add_new_edges_to_heap): New fucntion.
11699 (cgraph_decide_inlining_of_small_functions): New vector
11700 new_indirect_edges for newly found indirect edges , call
11701 ipa_propagate_indirect_call_infos after inlining.
11702 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11703 inlining if performing indirect inlining. Call
11704 free_all_ipa_structures_after_iinln when doing so too.
11705 (inline_generate_summary): Do not call
11706 free_all_ipa_structures_after_iinln here.
11707 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11708 (print_edge_addition_message): New function.
11709 (update_call_notes_after_inlining): New function.
11710 (propagate_info_to_inlined_callees): New function.
11711 (ipa_propagate_indirect_call_infos): New function.
11712 * ipa-prop.h: Include cgraph.h
11713 (struct ipa_param_call_note): Fields reordered, new field processed.
11714 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11715 flag indirect_call.
11716 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11717 rediscovered call statements.
11718 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11719 (dump_cgraph_node): Dump also the indirect_call flag.
11720 (cgraph_clone_edge): Copy also the indirect_call flag.
11721 * tree-inline.c (copy_bb): Do not check for fndecls from call
11722 expressions, check for edge availability when moving clones.
11723 (get_indirect_callee_fndecl): New function.
11724 (expand_call_inline): If callee declaration is not apprent from
11725 the statement, try calling get_indirect_callee_fndecl. Do not
11726 issue warnings or call sorry when not inlinings an indirect edge.
11727 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11729 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11730 bit more frandly to matching.
11731 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11732 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11733 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11735 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11738 * opth-gen.awk: Suppress function specific features when building
11740 * optc-gen.awk: Ditto.
11742 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11745 * diagnostic.c (pedwarn): Add opt parameter.
11747 * c-tree.h (pedwarn_init): Add opt parameter.
11748 (pedwarn_c90): Likewise.
11749 (pedwarn_c99): Likewise.
11750 * c-errors.c (pedwarn_c99): Likewise.
11751 (pedwarn_c90): Likewise.
11752 * toplev.h (pedwarn): Update declaration.
11753 (pedwarn0): Declare.
11754 * c-lex.c: All calls to pedwarn changed.
11755 * builtins.c: All calls to pedwarn changed.
11756 * toplev.c: All calls to pedwarn changed.
11757 * c-decl.c: All calls to pedwarn changed.
11758 * c-typeck.c: All calls to pedwarn changed.
11759 * c-common.c: All calls to pedwarn changed.
11760 * c-parser.c: All calls to pedwarn changed.
11762 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11763 Karthik Kumar <karthikkumar@gmail.com>
11765 * attribs.c (file scope): Include c-common.h.
11766 (decl_attributes): Add support for #pragma GCC optimize and
11767 #pragma GCC option.
11769 * targhooks.c (default_can_inline_p): New function that is the
11770 default for the TARGET_CAN_INLINE_P target hook.
11772 * targhooks.h (default_can_inline_p): Add declaration.
11774 * tree.c (cl_optimization_node): New static tree for building
11775 OPTIMIZATION_NODE tree.
11776 (cl_target_option_node): New static tree for building
11777 TARGET_OPTION_NODE tree.
11778 (cl_option_hash_table): New hash table for hashing
11779 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11780 (cl_option_hash_hash): New function to provide the hash value for
11781 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11782 (cl_option_hash_eq): New function to provide an equality test for
11783 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11784 (tree_code_size): Add support for OPTIMIZATION_NODE and
11785 TARGET_OPTION_NODE trees.
11786 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11787 TARGET_OPTION_NODE trees.
11788 (build_optimization_node): Build a tree that has all of the
11789 current optimization options.
11790 (build_target_option_node): Build a tree that has the target
11791 options that might be changed on a per function basis.
11793 * tree.h (file scope): Include options.h.
11794 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11795 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11796 (TREE_OPTIMIZATION): Ditto.
11797 (TREE_TARGET_SPECIFIC): Ditto.
11798 (struct tree_function_decl): Add fields for remembering the
11799 current optimization options and target specific options.
11800 (struct tree_optimization_option): New tree variant that remembers
11801 the optimization options.
11802 (struct tree_target_option): New tree variant that remembers the
11803 target specific flags that might change for compiling a particular
11805 (union tree_node): Include tree_optimization_option and
11806 tree_target_option fields.
11807 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11808 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11809 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11810 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11811 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11812 optimization and target options.
11813 (optimization_default_node): New macro to refer to global_trees
11815 (optimization_current_node): Ditto.
11816 (optimization_cold_node): Ditto.
11817 (optimization_hot_node): Ditto.
11818 (target_option_default_node): Ditto.
11819 (target_option_current_node): Ditto.
11820 (current_option_pragma): Ditto.
11821 (current_optimize_pragma): Ditto.
11823 * target.h (struct gcc_target): Add valid_option_attribute_p,
11824 target_option_save, target_option_restore, target_option_print,
11825 target_option_pragma_parse, and can_inline_p hooks.
11827 * toplev.h (parse_optimize_options): Add declaration.
11828 (fast_math_flags_struct_set_p): Ditto.
11830 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11831 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11834 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11835 tree_can_inline_p hook to see if one function can inline another.
11836 (cgraph_decide_inlining): Ditto.
11837 (cgraph_decide_inlining_incrementally): Ditto.
11839 * opts.c (decode_options): Add support for running multiple times
11840 to allow functions with different target or optimization options
11841 than was specified on the command line.
11842 (fast_math_flags_struct_set_p): New function that is similar to
11843 fast_math_flags_set_p, except it uses the values in the
11844 cl_optimization structure instead of global variables.
11846 * optc-gen.awk: Add support for TargetSave to allow a back end to
11847 declare new fields that need to be saved when using function
11848 specific options. Include flags.h and target.h in the options.c
11849 source. Add support for Save to indicate which options can be set
11850 for individual functions. Generate cl_optimize_save,
11851 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11852 cl_target_option_restore, cl_target_option_print functions to
11853 allow functions to use different optimization or target options.
11855 * opt-functions.awk (var_type_struct): Return the type used for
11856 storing the field in a structure.
11858 * opth-gen.awk: Add support for TargetSave to allow a back end to
11859 declare new fields that need to be saved when using function
11860 specific options. Add support for Save to indicate which options
11861 can be set for individual functions. Only generate one extern for
11862 Mask fields. Generate cl_optimization and cl_target_option
11863 structures to remember optimization and target options.
11865 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11866 collecting new tree nodes.
11867 (TS_TARGET_OPTION): Ditto.
11869 * c-decl.c (merge_decls): Merge function specific target and
11870 optimization options.
11872 * function.c (invoke_set_current_function_hook): If the function
11873 uses different optimization options, change the global variables
11876 * coretypes.h (struct cl_optimization): Add forward reference.
11877 (struct cl_target_option): Ditto.
11879 * c-pragma.c (option_stack): New static vector to remember the
11880 current #pragma GCC option stack.
11881 (handle_pragma_option): New function to support #pragma GCC option
11882 to change target options.
11883 (optimize_stack): New static vector to remember the current
11884 #pragma GCC optimize stack.
11885 (handle_pragma_optimize): New function to support #pragma GCC
11886 optimize to change optimization options.
11887 (init_pragma): Add support for #pragma GCC optimize and #pragma
11890 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11891 optimization options.
11892 (TARGET_OPTION_NODE): New tree code for remembering certain target
11895 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11896 TARGET_OPTION_NODE trees.
11898 * common.opt (-O): Add Optimization flag.
11900 (-fmath-errno): Ditto.
11901 (-falign-functions): Add UInteger flag to make sure flag gets full
11902 int in cl_optimization structure.
11903 (-falign-jumps): Ditto.
11904 (-falign-labels): Ditto.
11905 (-falign-loops): Ditto.
11906 (-fsched-stalled-insns): Ditto.
11907 (-fsched-stalled-insns-dep): Ditto.
11909 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11911 (TARGET_OPTION_SAVE): Ditto.
11912 (TARGET_OPTION_RESTORE): Ditto.
11913 (TARGET_OPTION_PRINT): Ditto.
11914 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11915 (TARGET_CAN_INLINE_P): Ditto.
11916 (TARGET_INITIALIZER): Add new hooks.
11918 * tree-inline.c (tree_can_inline_p): New function to determine
11919 whether one function can inline another. Check if the functions
11920 use compatible optimization options, and also call the backend
11923 * tree-inline.h (tree_can_inline_p): Add declaration.
11925 * c-common.c (c_common_attribute): Add support for option and
11926 optimize attributes.
11927 (handle_option_attribute): Add support for the option attribute to
11928 allow the user to specify different target options for compiling a
11930 (handle_optimize_attribute): Add support for the optimize
11931 attribute to allow the user to specify different optimization
11932 options for compiling a specific function.
11933 (handle_hot_attribute): Turn on -O3 optimization for this one
11934 function if it isn't the default optimization level.
11935 (handle_cold_attribute): Turn on -Os optimization for this one
11936 function if it insn't the default optimization.
11937 (const_char_p): New const char * typedef.
11938 (optimize_args): New static vector to remember the optimization
11940 (parse_optimize_options): New function to set up the optimization
11941 arguments from either the optimize attribute or #pragma GCC optimize.
11943 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11944 (builtin_define_std): Ditto.
11946 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11947 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11948 (x86_64-*-*): Ditto.
11950 * Makefile.in (TREE_H): Add options.h.
11951 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11953 * doc/extend.texi (option attribute): Document new attribute.
11954 (optimize attribute): Ditto.
11955 (hot attribute): Document hot attribute sets -O3.
11956 (cold attribute): Document cold attribute sets -Os.
11957 (#pragma GCC option): Document new pragma.
11958 (#pragma GCC optimize): Ditto.
11960 * doc/options.texi (TargetSave): Document TargetSave syntax.
11961 (UInteger): Document UInteger must be used for certain flags.
11962 (Save): Document Save option to create target specific options
11963 that can be saved/restored on a function specific context.
11965 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11966 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11968 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11969 (TARGET_OPTION_SAVE): Ditto.
11970 (TARGET_OPTION_RESTORE): Ditto.
11971 (TARGET_OPTION_PRINT): Ditto.
11972 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11973 (TARGET_CAN_INLINE_P): Ditto.
11975 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
11977 (-mfpmath=both): Ditto.
11979 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11980 Karthik Kumar <karthikkumar@gmail.com>
11982 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
11983 (TARGET_POPCNT): Ditto.
11984 (TARGET_SAHF): Ditto.
11985 (TARGET_AES): Ditto.
11986 (TARGET_PCLMUL): Ditto.
11987 (TARGET_CMPXCHG16B): Ditto.
11988 (TARGET_RECIP): Move switch into target_flags.
11989 (TARGET_FUSED_MADD): Ditto.
11990 (ix86_arch_features): Make an unsigned char type.
11991 (ix86_tune_features): Ditto.
11992 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
11993 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
11994 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
11996 * config/i386/i386.opt (arch): New TargetSave field to define
11997 fields that need to be saved for function specific option support.
12000 (branch_cost): Ditto.
12001 (ix86_isa_flags_explicit): Ditto.
12002 (tune_defaulted): Ditto.
12003 (arch_specified): Ditto.
12004 (-m128-long-double): Add Save flag to save option for target
12005 specific option support.
12007 (-maccumulate-outgoing-args): Ditto.
12008 (-malign-double): Ditto.
12009 (-malign-stringops): Ditto.
12010 (-mfancy-math-387): Ditto.
12011 (-mhard-float): Ditto.
12012 (-mieee-fp): Ditto.
12013 (-minline-all-stringops): Ditto.
12014 (-minline-stringops-dynamically): Ditto.
12015 (-mms-bitfields): Ditto.
12016 (-mno-align-stringops): Ditto.
12017 (-mno-fancy-math-387): Ditto.
12018 (-mno-push-args): Ditto.
12019 (-mno-red-zone): Ditto.
12020 (-mpush-args): Ditto.
12021 (-mred-zone): Ditto.
12023 (-msseregparm): Ditto.
12024 (-mstack-arg-probe): Ditto.
12036 (-mno-sse4): Ditto.
12039 (-mrecip): Move flag into target_flags.
12041 (-mno-fused-madd): Ditto.
12042 (-mfused-madd): Ditto.
12043 (-mabm): Move flag into ix86_isa_flags.
12050 * config/i386/i386-c.c: New file for #pragma support.
12051 (ix86_target_macros_internal): New function to #define or #undef
12052 target macros based when the user uses the #pragma GCC option to
12053 change target options.
12054 (ix86_pragma_option_parse): New function to add #pragma GCC option
12056 (ix86_target_macros): Move defining the target macros here from
12057 TARGET_CPU_CPP_BUILTINS in i386.h.
12058 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12059 defined, initialize any subtarget #pragmas.
12061 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12062 REGISTER_TARGET_PRAGMAS.
12064 * config/i386/t-i386: New file for x86 dependencies.
12065 (i386.o): Make dependencies mirror the include files used.
12066 (i386-c.o): New file, add dependencies.
12068 * config/i386/i386-protos.h (override_options): Add bool argument.
12069 (ix86_valid_option_attribute_tree): Add declaration.
12070 (ix86_target_macros): Ditto.
12071 (ix86_register_macros): Ditto.
12073 * config/i386/i386.c (ix86_tune_features): Move initialization of
12074 the target masks to initial_ix86_tune_features to allow functions
12075 to have different target options. Make type unsigned char,
12076 instead of unsigned int.
12077 (initial_ix86_tune_features): New static vector to hold processor
12078 masks for the tune variables.
12079 (ix86_arch_features): Move initialization of the target masks to
12080 initial_ix86_arch_features to allow functions to have different
12081 target options. Make type unsigned char, instead of unsigned int.
12082 (initial_ix86_arch_features): New static vector to hold processor
12083 masks for the arch variables.
12084 (enum ix86_function_specific_strings): New enum to describe the
12085 string options used for attribute((option(...))).
12086 (ix86_target_string): New function to return a string that
12087 describes the target options.
12088 (ix86_debug_options): New function to print the current options in
12090 (ix86_function_specific_save): New function hook to save the
12091 function specific global variables in the cl_target_option structure.
12092 (ix86_function_specific_restore): New function hook to restore the
12093 function specific variables from the cl_target_option structure to
12094 the global variables.
12095 (ix86_function_specific_print): New function hook to print the
12096 target specific options in the cl_target_option structure.
12097 (ix86_valid_option_attribute_p): New function hook to validate
12098 attribute((option(...))) arguments.
12099 (ix86_valid_option_attribute_tree): New function that is common
12100 code between attribute((option(...))) and #pragma GCC option
12101 support that parses the options and returns a tree holding the options.
12102 (ix86_valid_option_attribute_inner_p): New helper function for
12103 ix86_valid_option_attribute_tree.
12104 (ix86_can_inline_p): New function hook to decide if one function
12105 can inline another on a target specific basis.
12106 (ix86_set_current_function); New function hook to switch target
12107 options if the user used attribute((option(...))) or #pragma GCC
12109 (ix86_tune_defaulted): Move to static file scope from
12111 (ix86_arch_specified): Ditto.
12112 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12114 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12115 (OPTION_MASK_ISA_ABM_SET): Ditto.
12116 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12117 (OPTION_MASK_ISA_CX16_SET): Ditto.
12118 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12119 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12120 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12121 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12122 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12123 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12124 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12125 (struct ptt): Move to static file scope from override_options.
12126 (processor_target_table): Ditto.
12127 (cpu_names): Ditto.
12128 (ix86_handle_option): Add support for options that are now isa options.
12129 (override_options): Add support for declaring functions that
12130 support different target options than were specified on the
12131 command line. Move struct ptt, processor_target_table, cpu_names,
12132 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12133 Add bool argument. Fix up error messages so the appropriate error
12134 is given for either command line or attribute.
12135 (ix86_previous_fndecl): New static to remember previous function
12136 declaration to see if we need to change target options.
12137 (ix86_builtins_isa): New array to record the ISA of each builtin
12139 (def_builtin): Always create the builtin function, even if the
12140 current ISA doesn't support it.
12141 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12142 tests for those builtins.
12143 (ix86_init_builtins): Remove TARGET_MMX test for calling
12144 ix86_init_mmx_sse_builtins.
12145 (ix86_expand_builtin): If the current ISA doesn't support a given
12146 builtin, signal an error.
12147 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12148 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12149 (TARGET_OPTION_SAVE): Ditto.
12150 (TARGET_OPTION_RESTORE): Ditto.
12151 (TARGET_OPTION_PRINT): Ditto.
12152 (TARGET_CAN_INLINE_P): Ditto.
12154 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12156 * c-typeck.c (build_external_ref): Don't call assemble_external.
12157 * final.c (output_operand): Call assemble_external.
12159 2008-07-21 DJ Delorie <dj@redhat.com>
12161 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12162 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12164 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12166 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12167 original insn and splitter contents into ...
12168 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12169 flag_unsafe_math_optimizations. Add dummy scratch register.
12170 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12171 !flag_unsafe_math_optimizations. Returns number with next
12172 highest magnitude if this is still less or equal to the true
12173 quotient in magnitude.
12175 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12177 * Makefile.in: Replace toplev.h with TOPLEV_H.
12178 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12179 * c-lex.c (fe_file_change): Don't set in_system_header.
12180 * c-parser.c (c_token): Remove in_system_header.
12181 (c_lex_one_token): Don't set in_system_header.
12182 (c_parser_set_source_position_from_token): Don't set in_system_header.
12183 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12186 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12187 * flags.h (in_system_header): Remove.
12188 * function.c (saved_in_system_header): Remove.
12189 (push_cfun): Don't set in_system_header.
12190 (pop_cfun): Don't set in_system_header.
12191 (push_struct_function): Don't set in_system_header.
12192 * input.h (expanded_location): Add sysp.
12193 (in_system_header_at): New.
12194 (in_system_header): New.
12195 * toplev.c (in_system_header): Remove.
12196 * toplev.h: Include input.h
12198 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12199 * tree-ssa.c (warn_uninit): Call warning_at.
12200 (warn_uninitialized_var): Update calls to warn_uninit.
12201 (warn_uninitialized_phi): Update calls to warn_uninit.
12202 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12203 (expand_location): Initialize xloc.sysp.
12204 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12205 (tree_decl_with_vis): Remove in_system_header_flag.
12207 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12210 * recog.c (asm_operand_ok): Change the order of the extra
12211 memory constraint checks.
12213 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12216 * tree-switch-conversion.c (build_one_array): Call
12217 varpool_mark_needed_node and varpool_finalize_decl
12218 instead of assemble_variable.
12220 2008-07-19 Jan Hubicka <jh@suse.cz>
12222 * cgraph.c (cgraph_add_new_function): Do early local passes.
12223 * tree-nrv.c (gate_pass_return_slot): New gate.
12224 (pass_nrv): Add the gate.
12225 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12227 (coalesce_ssa_name): Coalesce SSA names.
12228 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12229 not optimizing so unused user vars remains visible.
12230 * common.opt (flag_tree_ter): Always enable by default.
12231 * tree-ssa-ter.c: Include flags.h
12232 (is_replaceable_p): Check that locations match; when aliasing
12233 is missing be conservative about loads.
12234 * tree-optimize.c (gate_init_datastructures): Remove.
12235 (pass_init_datastructures): New.
12236 * passes.c: Reorder passes so we always go into SSA.
12238 2008-07-19 Jan Hubicka <jh@suse.cz>
12240 * doc/extend.texi (flatten attribute): Remove note about
12242 * doc/invoke.texi (--combine): Likewise.
12243 (-finline-functions-called-once): Update levels when enabled.
12244 (-funit-at-a-time): Document new behaviour.
12245 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12246 -fno-section-anchors when disabled explicitly.
12247 (inline params): They are not ignored now.
12248 (precompiled headers): Remove unit-at-a-time as being incompatible.
12249 * opts.c (decode_options): Handle unit-at-a-time as alias;
12250 imply -fno-section-anchors when toplevel reorder is disabled
12252 * common.opt (ftoplevel-reorder): Set default value to 2.
12253 (funit-at-a-time): Set default value to 1.
12254 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12257 2008-07-19 Jan Hubicka <jh@suse.cz>
12259 * builtins.c (expand_builtin_int_roundingfn,
12260 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12263 2008-07-19 Richard Guenther <rguenther@suse.de>
12266 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12267 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12268 * tree-ssa-pre.c (get_expr_value_id): For newly created
12269 constant value-ids make sure to add the expression to its
12272 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12274 PR middle-end/36877
12275 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12276 return value of the builtin is ignored.
12278 2008-07-19 Olivier Hainque <hainque@adacore.com>
12280 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12281 bits, a C conformant malloc implementation has to provide.
12282 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12284 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12288 * reload.c (find_reloads_subreg_address): Only reload address if
12289 reloaded == 0, not for reloaded != 1.
12292 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12293 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12294 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12295 m32c_legitimize_reload_address.
12297 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12298 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12299 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12301 2008-07-19 Olivier Hainque <hainque@adacore.com>
12303 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12304 argument, saying whether nested array are to be collapsed
12305 into a single array type DIE with multiple subscripts.
12306 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12307 issues, centralize the nested array types collapsing control and
12308 disable the transformation for Ada.
12310 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12313 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12315 (x86_64_shift_adj_2): New expander.
12316 (x86_64_shift_adj_3): Ditto.
12317 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12318 to split TImode operands.
12319 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12320 (ix86_split_lshr): Ditto.
12322 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12324 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12325 and __CHAR32_TYPE__.
12326 * c-typeck.c (digest_init): Support char16_t and char32_t.
12327 (set_nonincremental_init_from_string): Idem.
12329 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12331 PR middle-end/36859
12332 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12333 PREFERRED_STACK_BOUNDARY.
12334 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12336 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12338 PR middle-end/36858
12339 * function.c (locate_and_pad_parm): Cap boundary earlier.
12341 2008-07-17 Julian Brown <julian@codesourcery.com>
12343 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12344 no-op for targets which don't use DLLs.
12346 2008-07-17 Martin Jambor <mjambor@suse.cz>
12348 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12349 that nodes are relevant by examining the node->analyzed flag.
12350 (ipcp_init_stage): Check which nodes are relevant, assert that the
12351 relevant ones are also required.
12352 (ipcp_propagate_stage): Check on the side arrays are properly
12354 (ipcp_print_all_jump_functions): Make sure not to touch any node
12355 that is not analyzed or an edge that does not have a corresponding
12356 entry in the on-the-side vectors.
12357 (ipcp_function_scale_print): Likewise.
12358 (ipcp_update_callgraph): Check that the node is relevant.
12359 (ipcp_insert_stage): Check that the node is relevant. Check there is
12360 an info for every node and edge.
12361 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12362 (ipa_print_all_tree_maps): Likewise and a new variable info.
12363 (ipa_print_all_params_modified): Likewise.
12364 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12366 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12369 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12371 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12373 PR rtl-optimization/36753
12374 * fwprop.c (use_killed_between): Don't shortcut
12375 single-definition global registers.
12377 2008-07-16 Jan Hubicka <jh@suse.cz>
12379 * cgraph.h (varpool_empty_needed_queue): Declare.
12380 * cgraphunit.c (output_in_order): Mark all variables as needed;
12382 * varpool.c (varpool_assemble_node): Update debug queue.
12383 (varpool_assemble_pending_decls): Don't do it here.
12384 (varpool_empty_needed_queue): New function.
12386 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12388 * recog.c (peephole2_optimize): Fix formatting.
12390 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12392 * c-pch.c (get_ident): Avoid C++ keywords.
12393 * combine-stack-adj.c (single_set_for_csa): Likewise.
12394 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12395 output_asm_insn): Likewise.
12396 * reload.c (push_secondary_reload, find_reusable_reload,
12397 push_reload, combine_reloads, find_reloads,
12398 debug_reload_to_stream): Likewise.
12399 * reload.h (struct reload): Likewise.
12400 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12401 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12402 emit_output_reload_insns): Likewise.
12403 * targhooks.c (default_secondary_reload): Likewise.
12404 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12406 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12408 * recog.c (validate_change_1, validate_change,
12409 validate_unshare_change, validate_replace_rtx_1, struct
12410 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12412 * reload.c (push_secondary_reload, secondary_reload_class,
12413 scratch_reload_class, find_valid_class, find_reusable_reload,
12414 push_reload, find_dummy_reload, find_reloads_address_1,
12415 find_reloads_address_part, find_equiv_reg): Likewise.
12416 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12417 choose_reload_regs): Likewise.
12418 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12420 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12421 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12422 * sched-rgn.c (concat_INSN_LIST): Likewise.
12423 * stor-layout.c (mode_for_size, mode_for_size_tree,
12424 smallest_mode_for_size): Likewise.
12426 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12428 * cfg.c (dump_reg_info): Avoid C++ keywords.
12429 * dwarf2asm.c (dw2_force_const_mem,
12430 dw2_asm_output_encoded_addr_rtx): Likewise.
12431 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12432 * expmed.c (expand_shift): Likewise.
12433 * global.c (find_reg): Likewise.
12434 * graph.c (draw_edge): Likewise.
12435 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12436 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12437 widen_clz, widen_bswap, expand_parity, expand_unop,
12438 emit_cmp_and_jump_insn_1): Likewise.
12439 * postreload.c (reload_cse_simplify_operands): Likewise.
12440 * ra.h (add_neighbor): Likewise.
12441 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12442 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12443 record_reg_classes, copy_cost, record_address_regs,
12444 invalid_mode_change_p): Likewise.
12445 * regrename.c (regrename_optimize, scan_rtx_reg,
12446 dump_def_use_chain, find_oldest_value_reg,
12447 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12449 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12451 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12452 MASK_POWERPC64 for power4 in previous commit.
12454 2008-07-16 Olivier Hainque <hainque@adacore.com>
12456 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12457 instead of bare conversion to cast const-ness away.
12459 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12461 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12462 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12463 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12464 (TARGET_FUNCTION_VALUE): Define.
12466 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12468 * config/rs6000/rs6000.c (processor_target_table): Add
12469 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12471 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12474 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12475 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12476 m32c_legitimize_reload_address.
12478 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12480 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12481 DECL_IN_SYSTEM_HEADER in sync.
12483 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12485 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12486 * tree-ssa-pre.c (pre_expr_eq): Ditto
12487 (get_constant_for_value_id): Take a type as an argument.
12488 (fully_constant_expression): Pass in type.
12489 (find_or_generate_expression): Short circuit constant case.
12490 (create_expression_by_pieces): Remove special casing of
12492 (do_regular_insertion): Short circuit constant case.
12493 (do_partial_partial_insertion): Ditto.
12495 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12498 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12500 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12502 * config/xtensa/libgcc-xtensa.ver: New file.
12503 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12505 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12507 * df-problems.c (df_set_note): Avoid C++ keywords.
12508 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12509 * dse.c (record_store, remove_useless_values): Likewise.
12510 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12511 gen_reg_rtx_offset, operand_subword, change_address_1,
12512 change_address, adjust_address_1, offset_address,
12513 widen_memory_access, emit_copy_of_insn_after): Likewise.
12514 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12515 * fwprop.c (should_replace_address, propagate_rtx_1,
12516 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12518 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12519 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12520 * lcm.c (compute_insert_delete, pre_edge_lcm,
12521 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12522 * lower-subreg.c (resolve_reg_notes): Likewise.
12523 * mode-switching.c (optimize_mode_switching): Likewise.
12525 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12527 * bt-load.c (add_btr_def, migrate_btr_def,
12528 branch_target_load_optimize): Avoid C++ keywords.
12529 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12531 * combine.c (subst, simplify_set, make_extraction,
12532 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12533 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12534 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12536 2008-07-15 Richard Guenther <rguenther@suse.de>
12538 PR middle-end/36369
12539 * c-common.c (strict_aliasing_warning): Do not warn for
12540 TYPE_REF_CAN_ALIAS_ALL pointers.
12541 (c_common_get_alias_set): may_alias types are not special.
12542 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12543 attribute and set can_ref_all accordingly.
12544 (build_reference_type_for_mode): Likewise.
12545 * doc/extend.texi (may_alias): Clarify.
12547 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12550 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12551 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12553 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12556 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12557 gcc_assert, instead call output_operand_lossage.
12559 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12561 * builtins.c (std_canonical_va_list): Treat structure based
12564 2008-07-15 Ben Elliston <bje@au.ibm.com>
12566 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12568 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12570 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12573 2008-07-14 Jan Hubicka <jh@suse.cz>
12575 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12576 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12577 fix predicates and constraints.
12578 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12579 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12581 2008-07-14 Doug Kwan <dougkwan@google.com>
12583 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12584 additional option file arm/eabi.opt.
12585 * config/arm/eabi.h (File): New configuration file for EABI targets.
12586 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12587 SUBSUBTARGET_EXTRA_SPECS.
12588 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12589 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12590 from STARTFILE_SPEC so that it can be referenced in an override.
12591 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12592 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12593 can be referenced in an override.
12594 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12595 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12596 so that it can be referenced in an override.
12597 (LINK_SPEC): Use BPABI_LINK_SPEC.
12598 * config/arm/eabi.opt (File): New.
12600 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12602 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12603 (FIXED_VALUE_H): New variable.
12604 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12605 input.h, fixed-value.h.
12606 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12607 (BASIC_BLOCK_H): Use $(BITMAP_H).
12608 (FUNCTION_H): Add varray.h.
12609 (IPA_REFERENCE_H): Use $(BITMAP_H).
12610 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12611 (DF_H): Use $(BITMAP_H).
12612 (GGC_H): Add statistics.h.
12613 (INSN_ADDR_H): New.
12614 (INSN_ATTR_H): Use it.
12615 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12617 (SYMTAB_H): Add $(OBSTACK_H).
12618 (CPP_INTERNAL_H): New.
12619 (TREE_DUMP_H): Add tree-pass.h.
12620 (TREE_FLOW_H): Use $(BITMAP_H)
12621 (PRETTY_PRINT_H): Use $(INPUT_H).
12622 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12625 (many object files): Fix lots of header dependencies throughout.
12627 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12629 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12631 (s-gtyp-input): Use them to write tmp-gi.list.
12632 (echo_to_gi.list): Remove.
12634 2008-07-14 Richard Guenther <rguenther@suse.de>
12636 * tree-ssa-sccvn.c (pre_info): Remove.
12637 (switch_to_PRE_table): Likewise.
12638 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12639 (set_hashtable_value_ids): Do not create value-ids for the
12641 (run_scc_vn): Remove double test. Remove bogus special-case
12642 in value-number printing.
12643 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12644 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12646 * tree-flow-inline.h (get_value_handle): Remove.
12647 * tree-flow.h (get_value_handle): Remove.
12649 2008-07-14 Martin Jambor <mjambor@suse.cz>
12651 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12652 in which we generate arithmetics is not a subrange.
12654 2008-07-14 Martin Jambor <mjambor@suse.cz>
12656 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12658 2008-07-14 Richard Guenther <rguenther@suse.de>
12660 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12662 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12665 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12666 reload for symbol refs moved to r0 with -fPIC.
12667 (legitimize_pic_address): Use the target register as temporary
12669 (emit_symbolic_move): Adjust comment.
12670 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12673 2008-07-14 Ben Elliston <bje@au.ibm.com>
12675 * c-common.h (C_CPP_HASHNODE): New macro.
12676 * coretypes.h (struct cpp_token): Forward declare.
12677 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12678 the context-sensitive keyword method.
12679 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12680 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12681 expand_bool_pixel): New.
12682 (altivec_categorize_keyword): New function.
12683 (init_vector_keywords): New function.
12684 (rs6000_macro_to_expand): Likewise.
12685 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12686 compiling an ISO C dialect.
12688 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12690 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12691 (create_expression_by_pieces): Fix typo.
12692 (do_regular_insertion): Use debug counter here too.
12694 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12697 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12698 CONST_OK_FOR_LETTER_P. All port-local users changed.
12699 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12700 implement Kp matching power-of-two.
12701 (CONSTRAINT_LEN): Define to match.
12702 * config/cris/cris.md: Replace all use of constraint K with Kc.
12703 ("*btst*): Use Kp for operand 0 of last alternative.
12705 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12708 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12711 2008-07-13 Jan Hubicka <jh@suse.cz>
12713 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12716 2008-07-13 Richard Guenther <rguenther@suse.de>
12718 PR middle-end/36811
12719 * langhooks.c (lhd_print_error_function): Deal with recursive
12722 2008-07-12 Jan Hubicka <jh@suse.cz>
12724 * cgraph.c (assembler_name_hash): New static var.
12725 (hash_node_by_assembler_name, eq_assembler_name): New.
12726 (cgraph_node_for_asm): Use hashtable.
12727 (cgraph_remove_node): Maintain hashtable.
12728 (change_decl_assembler_name): Sanity check that names are not changing
12729 after aliasing was processed.
12730 * cgraph.h (varpoon_node): Add next GGC marker.
12731 * tree.c (decl_assembler_name_equal): Constify.
12732 (decl_assembler_name_hash): New.
12733 * tree.h (decl_assembler_name_equal): Constify.
12734 (decl_assembler_name_hash): Update.
12736 2008-07-12 David Daney <ddaney@avtrex.com>
12738 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12739 sb1 and r5000 cpus.
12741 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12743 * doc/md.texi: Document the MIPS "v" constraint.
12744 * config/mips/mips.h (reg_class): Revert last change.
12745 (REG_CLASS_NAMES): Likewise.
12746 (REG_CLASS_CONTENTS): Likewise.
12747 * config/mips/mips.c (mips_regno_to_class): Likewise.
12748 * config/mips/constraints.md (v): Likewise, but add documentation.
12749 Add a comment to say that this constraint should not be used in
12752 2008-07-11 DJ Delorie <dj@redhat.com>
12754 * config/h8300/h8300.md (length): Fix branch offset limit.
12756 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12758 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12759 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12760 (avr_hard_regno_scratch_ok): New function.
12761 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12762 * config/avr/avr.md (all peepholes that request a scratch register):
12763 Remove avr_peep2_scratch_safe use.
12765 2008-07-11 Tom Tromey <tromey@redhat.com>
12766 Ian Lance Taylor <iant@google.com>
12768 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12769 (struct c_common_resword): Define.
12770 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12771 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12772 (c_common_reswords, num_c_common_reswords): Declare.
12773 * c-common.c (c_common_reswords): New global const array.
12774 (num_c_common_reswords): New const int.
12775 * c-parser.c (struct resword, reswords): Don't define.
12776 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12777 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12778 than reswords. If warning about C++ keywords, give them a special
12780 (c_lex_one_token): Warn about C++ keywords. Call
12781 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12782 (c_parser_external_declaration): Look for RID_xxx rather than
12783 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12784 (c_parser_statement_after_labels): Likewise.
12785 (c_parser_objc_class_instance_variables): Likewise.
12786 (c_parser_objc_class_declaration): Likewise.
12787 (c_parser_objc_try_catch_statement): Likewise.
12788 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12789 (declspecs_add_type): Likewise.
12791 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12793 * ggc-page.c (alloc_page):
12794 Substituting xmalloc, xcalloc with
12795 XNEWVEC and XCNEWVAR macros which add the
12798 2008-07-11 Richard Guenther <rguenther@suse.de>
12800 PR tree-optimization/36765
12801 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12802 aliases from HEAP vars to SMTs.
12804 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12806 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12807 * configure.ac (loose_warn): Move -Wc++-compat from here...
12808 (strict_warn): ...to here.
12809 * configure: Regenerate.
12811 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12813 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12814 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12815 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12816 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12817 excluding more specific h8300-*-* and sh-*-* targets.
12819 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12821 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12822 (eliminate): Ditto.
12823 (execute_pre): Call loop_optimizer_finalize in early exit.
12825 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12827 PR middle-end/36790
12828 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12829 uids in the bitmap, not just VAR_DECL uids.
12831 PR rtl-optimization/36419
12832 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12833 (combine_stack_adjustments_for_block): Call it if needed. Delete
12835 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12836 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12837 prologue sp adjustment.
12839 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12842 * opts.c (print_ignored_options): Report postponed diagnostics for
12843 unknown -Wno-* options as warnings, not errors.
12844 (postpone_unknown_option_error): Renamed to...
12845 (postpone_unknown_option_warning): ... this.
12847 2008-07-09 Doug Kwan <dougkwan@google.com>
12850 2008-07-08 Doug Kwan <dougkwan@google.com>
12852 * config/arm/arm.opt (mandroid): New option.
12853 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12854 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12856 (CC1PLUS_SPEC): Same.
12858 (STARTFILE_SPEC): Same.
12859 (ENDFILE_SPEC): Same.
12860 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12863 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12866 * config/mips/mips.h (reg_class): Remove V1_REG.
12867 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12868 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12869 instead of V1_REGS.
12870 (mips_get_tp): New function.
12871 (mips_legitimize_tls_address): Use it.
12872 * config/mips/constraints.md (v): Delete.
12873 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12874 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12875 After reload, split into a move and ...
12876 (*tls_get_tp_<mode>_split): ...this new instruction.
12878 2008-07-09 David Daney <ddaney@avtrex.com>
12880 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12882 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12884 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12885 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12887 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12888 htab_delete should be called. Don't free c.
12889 (lookup_tmp_var): Create temp_htab lazily.
12890 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12891 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12893 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12894 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12895 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12896 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12897 * tree-sra.c (generate_element_init): Likewise.
12898 * tree-mudflap.c (execute_mudflap_function_ops,
12899 execute_mudflap_function_decls): Likewise.
12900 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12901 * tree-gimple.h (struct gimplify_ctx): New type.
12902 (push_gimplify_context): Adjust prototype.
12904 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12906 * tree-ssa-pre.c (phi_translate_1): Update placement of
12907 add_to_value calls.
12909 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12911 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12912 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12913 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12914 * targhooks.c (default_hard_regno_scratch_ok): New function.
12915 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12916 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12917 * recog.c: Include "target.h".
12918 (peep2_find_free_register): Add check for global regs. Add target
12920 * Makefile.in (recog.o): Depend on target.h.
12922 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12924 * config/sh/sh.c (sh_canonical_va_list_type): New.
12925 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12927 2008-07-09 Raksit Ashok <raksit@google.com>
12929 * doc/invoke.texi (Option Summary): Mention new option
12930 -Wdisallowed-function-list=...
12931 (Warning Options): Document -Wdisallowed-function-list=...
12932 * common.opt (Wdisallowed-function-list=): New flag.
12933 * flags.h (warn_disallowed_functions): External definition of new
12934 boolean warning flag.
12935 (warn_if_disallowed_function_p): Declare new function.
12936 * opts.c (warning_disallowed_functions): New static variable.
12937 (warn_disallowed_functions): New boolean warning flag.
12938 (warn_if_disallowed_function_p): New function.
12939 (add_comma_separated_to_vector): Rename
12940 add_instrument_functions_exclude_list to this.
12941 (common_handle_option): Handle new option. Rename calls to
12942 add_instrument_functions_exclude_list into calls to
12943 add_comma_separated_to_vector.
12944 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12945 based on flag warn_disallowed_functions.
12947 2008-07-09 Christian Bruel <christian.bruel@st.com>
12949 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12950 instead of get_attr_length.
12952 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12954 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12956 * genemit.c (gen_insn): Likewise.
12957 * gengtype.c (note_def_vec): Likewise.
12958 * gengtype.h (note_def_vec): Likewise.
12959 * genoutput.c (struct data, output_insn_data, process_template,
12960 gen_expand, gen_split, note_constraint): Likewise.
12961 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12962 make_insn_sequence): Likewise.
12963 * gensupport.c (record_insn_name): Likewise.
12965 2008-07-08 Doug Kwan <dougkwan@google.com>
12967 * config/arm/arm.opt (mandroid): New option.
12968 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12969 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12971 (CC1PLUS_SPEC): Same.
12973 (STARTFILE_SPEC): Same.
12974 (ENDFILE_SPEC): Same.
12975 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12978 2008-07-08 Raksit Ashok <raksit@google.com>
12980 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
12981 (set_storage_via_setmem): Fix expected_align parameter.
12982 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
12983 missing from the list.
12984 * doc/md.texi (movmem): Explicitly state that expected alignment is
12985 to be expressed in bytes.
12986 (setmem): Explicitly state that expected alignment is to be expressed
12989 2008-07-08 Joseph Myers <joseph@codesourcery.com>
12991 * reload.c (find_reloads_subreg_address): Do not require validity
12992 of address in original mode before reloading address.
12994 2008-07-07 Tianwei Sheng <tianweis@google.com>
12996 * df-core.c (df_remove_problem): Adjust the access to avoid out of
12997 bounds array access.
12999 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13001 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13003 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13005 Fix PR tree-optimization/23455
13006 Fix PR tree-optimization/35286
13007 Fix PR tree-optimization/35287
13008 * Makefile.in (OBJS-common): Remove tree-vn.o.
13009 (tree-vn.o): Remove.
13010 * dbgcnt.def: Add treepre_insert debug counter.
13011 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13012 (debug_value_expressions): Ditto.
13013 (print_value_expressions): Ditto.
13014 * tree-pretty-print.c (dump_generic_node): Updated for
13015 VALUE_HANDLE removal.
13016 * tree-ssa-dom.c (record_equality): Ditto.
13017 (cprop_operand): Ditto.
13018 (lookup_avail_expr): Ditto.
13019 * tree-ssa-threadedge.c
13020 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13021 (simplify_control_stmt_condition): Ditto.
13022 * tree.c (tree_code_size): Ditto.
13023 (tree_node_structure): Ditto.
13024 (iterative_hash_expr): Ditto.
13026 * tree.h (VALUE_HANDLE_ID): Ditto.
13027 (VALUE_HANDLE_EXPR_SET): Ditto.
13028 (struct tree_value_handle): Ditto.
13029 (union tree_node): Ditto.
13030 * treestruct.def: Ditto.
13031 * tree-vn.c: Removed.
13032 * tree-ssa-pre.c: Rewritten entirely.
13033 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13034 (constant_value_ids): Ditto.
13035 (vn_nary_op_t): Moved to header.
13037 (vn_reference_op_t): Ditto
13038 (vn_reference_t): Ditto.
13039 (next_value_id): New variable.
13040 (VN_INFO): Add an assert.
13041 (vn_constant_eq): New function.
13042 (vn_constant_hash): Ditto.
13043 (get_or_alloc_constant_value_id): Ditto.
13044 (value_id_constant_p): Ditto.
13045 (vn_reference_compute_hash): De-staticify.
13046 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13047 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13048 (valueize_refs): Update opcode if it changes from ssa name to constant.
13049 (vn_reference_lookup_1): Add new argument.
13050 (vn_reference_lookup): Ditto.
13051 (vn_reference_lookup_pieces): New function.
13052 (vn_reference_insert): Add return type. Modify to deal with value ids.
13053 (vn_reference_insert_pieces): New function.
13054 (vn_nary_op_compute_hash): De-staticify.
13055 (vn_nary_op_eq): Ditto.
13056 (vn_nary_op_lookup_pieces): New function.
13057 (vn_nary_op_lookup): Add new argument.
13058 (vn_nary_op_insert_pieces): New function.
13059 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13060 (vn_phi_insert): Ditto.
13061 (visit_unary_op): Update for callee changes.
13062 (visit_binary_op): Ditto.
13063 (visit_reference_op_load): Ditto.
13064 (visit_reference_op_store): Ditto.
13065 (init_scc_vn): Init next_value_id, constant_to_value_id and
13066 constant_value_ids.
13067 (free_scc_vn): Free them.
13068 (set_hashtable_value_ids): New function.
13069 (run_scc_vn): Use it.
13070 (get_max_value_id): New function.
13071 (get_next_value_id): Ditto.
13072 (expressions_equal_p): Moved from tree-vn.c
13073 (sort_vuses): Ditto.
13074 (sort_vuses_heap): Ditto.
13075 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13077 * tree.c (iterative_hash_hashval_t): Made non-static
13078 * tree.h (iterative_hash_hashval_t): Declare it.
13080 2008-07-08 Martin Jambor <mjambor@suse.cz>
13082 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13083 instead of ipa_create_node_params.
13084 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13085 ipa_check_create_edge_args, free them with
13086 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13088 * ipa-prop.c: Include flags.h and tree-inline.h.
13089 (ipa_node_params_vector): New variable.
13090 (ipa_edge_args_vector): New variable.
13091 (edge_removal_hook_holder): New variable.
13092 (node_removal_hook_holder): New variable.
13093 (edge_duplication_hook_holder): New variable.
13094 (node_duplication_hook_holder): New variable.
13095 (ipa_detect_param_modifications): Check for presence of modified flags.
13096 (ipa_compute_jump_functions): Check for presence of jump functions.
13097 (ipa_free_edge_args_substructures): New function.
13098 (ipa_create_node_params): Removed.
13099 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13100 (ipa_free_node_params_substructures): New function.
13101 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13103 (ipa_edge_removal_hook): New function.
13104 (ipa_node_removal_hook): New function.
13105 (duplicate_array): New function.
13106 (ipa_edge_duplication_hook): New function.
13107 (ipa_node_duplication_hook): New function.
13108 (ipa_register_cgraph_hooks): New function.
13109 (ipa_unregister_cgraph_hooks): New function.
13110 (free_all_ipa_structures_after_ipa_cp): New function.
13112 * ipa-prop.h: Include vec.h.
13113 (ipa_node_params_t): New typedef with vector types for it.
13114 (ipa_edge_args_t): New typedef with vector types for it.
13115 (IPA_NODE_REF): Changed to access an on-the-side vector.
13116 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13117 (ipa_check_create_node_params): New function.
13118 (ipa_check_create_edge_args): New function.
13120 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13123 2008-07-07 Tom Tromey <tromey@redhat.com>
13125 * configure, config.in: Rebuilt.
13126 * configure.ac: Don't check for scandir or alphasort.
13128 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13130 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13131 types immediately after creating them.
13133 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13135 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13137 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13139 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13140 dump_constraint_graph.
13141 (dump_constraint_edge): New function.
13142 (dump_constraint_graph): New function.
13143 (debug_constraint_graph): New function.
13144 (dump_constraint): Removed useless comparison.
13145 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13146 (dump_constraint_graph): Declare.
13147 (debug_constraint_graph): Declare.
13148 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13150 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13152 * config/i386/i386.c (is_va_list_char_pointer): New.
13153 (ix86_va_start): Replace compare with ms_va_list_type_node
13154 by is_va_list_char_pointer.
13155 (ix86_gimplify_va_arg): Likewise.
13157 2008-07-07 Martin Jambor <mjambor@suse.cz>
13159 * cgraph.c (cgraph_edge_max_uid): New variable.
13160 (struct cgraph_edge_hook_list): New type.
13161 (struct cgraph_node_hook_list): New type.
13162 (struct cgraph_2edge_hook_list): New type.
13163 (struct cgraph_2node_hook_list): New type.
13164 (first_cgraph_edge_removal_hook): New variable.
13165 (first_cgraph_node_removal_hook): New variable.
13166 (first_cgraph_edge_duplicated_hook): New variable.
13167 (first_cgraph_node_duplicated_hook): New variable.
13168 (cgraph_add_edge_removal_hook): New function.
13169 (cgraph_remove_edge_removal_hook): New function.
13170 (cgraph_call_edge_removal_hooks): New function.
13171 (cgraph_add_node_removal_hook): New function.
13172 (cgraph_remove_node_removal_hook): New function.
13173 (cgraph_call_node_removal_hooks): New function.
13174 (cgraph_add_edge_duplication_hook): New function.
13175 (cgraph_remove_edge_duplication_hook): New function.
13176 (cgraph_call_edge_duplication_hooks): New function.
13177 (cgraph_add_node_duplication_hook): New function.
13178 (cgraph_remove_node_duplication_hook): New function.
13179 (cgraph_call_node_duplication_hooks): New function.
13180 (cgraph_create_edge): Assign to edge uid.
13181 (cgraph_remove_edge): Call edge removal hooks.
13182 (cgraph_node_remove_callees): Call edge removal hooks.
13183 (cgraph_node_remove_callers): Call edge removal hooks.
13184 (cgraph_remove_node): Call node removal hooks.
13185 (cgraph_clone_edge): Call edge duplication hooks.
13186 (cgraph_clone_node): Call node duplication hooks.
13188 * cgraph.h (cgraph_edge): New field uid.
13189 (cgraph_edge_hook): New type.
13190 (cgraph_node_hook): New type.
13191 (cgraph_2edge_hook): New type.
13192 (cgraph_2node_hook): New type.
13194 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13196 * config.in: Regenerate.
13198 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13200 * gcc.c (print_sysroot): New.
13201 (option_map, display_help, process_command): Handle the
13202 -print-sysroot option.
13203 (main): Print the sysroot if requested.
13204 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13206 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13209 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13211 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13213 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13214 (assign_parm_setup_block_p): Also check mode of entry_parm.
13216 2008-07-07 Richard Guenther <rguenther@suse.de>
13218 * tree-ssa-structalias.h (set_used_smts): Remove.
13219 * tree-ssa-structalias.c (used_smts): Likewise.
13220 (set_used_smts): Likewise.
13221 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13222 call to set_used_smts.
13224 2008-07-07 Richard Guenther <rguenther@suse.de>
13226 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13227 (new_var_info): Set it to false.
13228 (solution_set_add): Correctly handle pointers outside a var and
13230 (type_safe): Treat variables with is_full_var properly.
13231 (do_sd_constraint): Likewise.
13232 (do_ds_constraint): Likewise.
13233 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13234 (get_constraint_for_ptr_offset): New function.
13235 (get_constraint_for_component_ref): For addresses at least include
13236 the last field of the variable. Handle is_full_vars properly.
13237 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13238 (handle_ptr_arith): Remove.
13239 (find_func_aliases): Simplify assignment handling.
13240 (create_function_info_for): For parameter and result varinfos set
13242 (create_variable_info_for): Set is_full_var flag whenever we
13243 just created a single varinfo for a decl.
13244 (init_alias_vars): Initialize use_field_sensitive from
13245 max-fields-for-field-sensitive parameter.
13247 2008-07-07 Richard Guenther <rguenther@suse.de>
13249 PR tree-optimization/36713
13250 * tree-flow-inline.h (is_call_used): New function.
13251 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13252 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13253 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13255 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13257 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13259 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13261 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13263 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13264 Nathan Sidwell <nathan@codesourcery.com>
13266 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13267 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13269 * config/m68k/t-linux: New.
13270 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13273 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13275 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13276 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13279 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13281 * gcc.c (execute): Fix -Wc++-compat warning.
13283 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13286 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13287 constant for little endian.
13289 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13291 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13292 mips_base_mips16 instead of TARGET_MIPS16.
13293 (mips_base_mips16): Declare.
13294 * config/mips/mips.c (mips_base_mips16): Make global.
13295 (was_mips16_p): Remove GTY marker.
13296 (was_mips16_pch_p): New variable.
13297 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13298 (mips_override_options): Force to non-MIPS16 mode initially.
13299 Do not complain about MIPS16 PIC incompatibilities here.
13300 Only allow -mgpopt if -mexplicit-relocs is in force for
13303 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13305 * configure.ac: Check for caddr_t, define to char * if not defined.
13306 * configure: Regenerate.
13307 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13308 (mmap_gt_pch_use_address): Likewise.
13309 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13311 2008-07-06 Richard Guenther <rguenther@suse.de>
13313 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13314 (new_var_info): Deal with it.
13315 (solution_set_add): Likewise.
13316 (bitpos_of_field): Make signed, fix.
13317 (struct fieldoff): Remove type and decl fields. Make size field
13318 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13320 (fieldoff_compare): Deal with it.
13321 (push_fields_onto_fieldstack): Remove has_union argument, glob
13322 adjacent non-pointer fields together.
13323 (create_function_info_for): Do not set has_union.
13324 (create_variable_info_for): Simplify.
13326 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13328 * config.gcc (extra_headers): Add cross-stdarg.h for target
13329 x86_64-*-* and i?86-*-*.
13330 * config/i386/cross-stdarg.h: New.
13331 * builtins.c (std_fn_abi_va_list): New.
13332 (std_canonical_va_list_type): New.
13333 (stabilize_va_list): Replace va_list_type_node use by
13334 mtarget.canonical_va_list_type.
13335 (gimplify_va_arg_expr): Likewise.
13336 (expand_builtin_va_copy): Replace va_list_type_node use by
13337 mtarget.fn_abi_va_list.
13338 * tree-sra.c (is_va_list_type): New helper.
13339 (decl_can_be_decomposed_p): Replace
13340 va_list_type_node use by is_va_list_type.
13341 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13342 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13343 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13344 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13345 (ix86_enum_va_list): New.
13346 * config/i386/i386.c (sysv_va_list_type_node): New.
13347 (ms_va_list_type_node): New.
13348 (ix86_function_type_abi): Remove sorry.
13349 (ix86_build_builtin_va_list_abi): New.
13350 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13351 for 64-bit targets.
13352 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13353 (ix86_init_builtins_va_builtins_abi): New.
13354 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13355 for 64-bit targets.
13356 (ix86_handle_abi_attribute): New.
13357 (attribute_spec): Add sysv_abi and ms_abi.
13358 (ix86_fn_abi_va_list): New.
13359 (ix86_canonical_va_list_type): New.
13360 (ix86_enum_va_list): New.
13361 (TARGET_FN_ABI_VA_LIST): New.
13362 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13363 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13364 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13365 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13366 (TARGET_ENUM_VA_LIST): New.
13367 * expr.h (std_fn_abi_va_list): New.
13368 (std_canonical_va_list_type): New.
13369 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13370 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13371 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13372 TARGET_CANONICAL_VA_LIST_TYPE.
13373 * target.h (struct gcc_target): Add fn_abi_va_list hook
13374 and canonical_va_list_type hook.
13376 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13378 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13379 integral and pointer types.
13381 2008-07-04 Roger Sayle <roger@eyesopen.com>
13383 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13384 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13386 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13389 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13391 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13393 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13394 build_gimple_modify_stmt.
13395 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13396 gimple operand. Use fold_build* instead of build*.
13398 2008-07-04 Richard Guenther <rguenther@suse.de>
13400 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13401 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13402 properly to compute the reachability set if we do field-sensitive PTA.
13403 * invoke.texi (max-fields-for-field-sensitive): Document default.
13404 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13405 100 for optimize >= 2.
13407 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13409 * ggc-zone.c (lookup_page_table_if_allocated,
13410 set_page_table_entry, zone_find_object_size, alloc_small_page,
13411 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13412 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13413 -Wc++-compat and/or -Wcast-qual warnings.
13415 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13418 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13419 pic_offset_table_rtx to be marked as used here.
13420 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13421 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13422 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13423 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13424 !TARGET_SECURE_PLT.
13426 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13428 * alloc-pool.c (hash_descriptor, eq_descriptor,
13429 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13430 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13432 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13433 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13434 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13435 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13438 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13440 * tree-flow.h (loop_only_exit_p): Declare.
13441 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13442 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13443 the number of iterations if it is constant. Otherwise, if this is the
13444 only possible exit of the loop, use the conservative estimate on the
13445 number of iterations of the entire loop if available.
13447 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13449 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13450 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13451 Add synchronization functions.
13452 * config/sync.c: New file.
13453 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13454 (LIBGCC_SYNC_CFLAGS): Likewise.
13456 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13459 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13460 (*pushtf_sse): New insn pattern.
13461 (pushtf splitters): New splitters.
13463 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13465 PR middle-end/35736
13466 * predict.c (build_predict_expr): Use void_type_node for the tree
13467 type, instead of NULL_TREE.
13469 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13471 * config/i386/i386.c (contains_aligned_value_p): Return true
13473 (ix86_data_alignment): Align TCmode to 128bits.
13474 (ix86_local_alignment): Likewise.
13476 2008-07-03 Andrew Haley <aph@redhat.com>
13479 * vec.h (VEC_TA): New.
13480 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13481 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13482 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13483 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13484 (C_COMMON_FIXED_TYPES): Remove first arg.
13485 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13486 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13487 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13488 not to use empty macro arguments.
13490 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13492 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13493 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13494 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13495 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13496 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13497 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13498 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13499 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13500 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13501 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13502 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13503 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13504 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13505 config/rs6000/e500crtres64gpr.asm,
13506 config/rs6000/e500crtres64gprctr.asm,
13507 config/rs6000/e500crtrest32gpr.asm,
13508 config/rs6000/e500crtrest64gpr.asm,
13509 config/rs6000/e500crtresx32gpr.asm,
13510 config/rs6000/e500crtresx64gpr.asm,
13511 config/rs6000/e500crtsav32gpr.asm,
13512 config/rs6000/e500crtsav64gpr.asm,
13513 config/rs6000/e500crtsav64gprctr.asm,
13514 config/rs6000/e500crtsavg32gpr.asm,
13515 config/rs6000/e500crtsavg64gpr.asm,
13516 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13517 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13518 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13519 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13520 config/sparc/sol2-cn.asm: Remove .file directives.
13522 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13524 * resource.c (mark_referenced_resources): Look inside
13525 UNSPEC_VOLATILEs and ASM_INPUTs.
13527 2008-07-02 Ian Lance Taylor <iant@google.com>
13529 * rtlanal.c (add_reg_note): New function.
13530 * rtl.h (add_reg_note): Declare.
13531 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13532 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13533 * builtins.c (expand_builtin_longjmp): Likewise.
13534 (expand_builtin_nonlocal_goto): Likewise.
13535 * calls.c (emit_call_1, expand_call): Likewise.
13536 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13537 * cfglayout.c (fixup_reorder_chain): Likewise.
13538 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13539 (commit_one_edge_insertion): Likewise.
13540 * combine.c (move_deaths, distribute_notes): Likewise.
13541 * df-problems.c (df_set_note): Likewise.
13542 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13543 (set_unique_reg_note): Likewise.
13544 (emit_copy_of_insn_after): Likewise.
13545 * expr.c (expand_expr_real): Likewise.
13546 * gcse.c (add_label_notes): Likewise.
13547 * haifa-sched.c (create_check_block_twin): Likewise.
13548 * jump.c (mark_jump_label_1): Likewise.
13549 * loop-doloop.c (add_test, doloop_modify): Likewise.
13550 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13551 * lower-subreg.c (move_eh_region_note): Likewise.
13552 * optabs.c (emit_libcall_block): Likewise.
13553 * predict.c (predict_insn): Likewise.
13554 (combine_predictions_for_insn): Likewise.
13555 * recog.c (peephole2_optimize): Likewise.
13556 * regmove.c (try_auto_increment): Likewise.
13557 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13558 * reload.c (find_reloads): Likewise.
13559 * reload1.c (fixup_eh_region_note): Likewise.
13560 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13561 * reorg.c (delete_prior_computation): Likewise.
13562 (delete_computation, dbr_schedule): Likewise.
13563 * config/pa/pa.c (legitimize_pic_address): Likewise.
13564 * config/sh/sh.c (sh_reorg): Likewise.
13566 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13569 * config/libgcc-glibc.ver: Add %exclude.
13570 * config/m32r/libgcc-glibc.ver: Likwise.
13571 * config/s390/libgcc-glibc.ver: Likwise.
13572 * config/sh/libgcc-glibc.ver: Likwise.
13573 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13575 * config/i386/libgcc-glibc.ver: New.
13577 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13579 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13581 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13582 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13583 i[34567]86-*-linux*, x86_64-*-linux*. Add
13584 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13585 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13586 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13587 i[34567]86-*-linux*, x86_64-*-linux*.
13589 * libgcc-std.ver: Add empty GCC_4.4.0.
13591 * mkmap-symver.awk: Support multiple versions per symbol.
13593 * config/i386/i386.c (ix86_init_builtins): Always define
13594 __builtin_fabsq and __builtin_copysignq with fallbacks.
13595 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13596 and __builtin_copysignq if SSE2 isn't available.
13598 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13599 (LIBGCC2_TF_CEXT): Likwise.
13600 (TF_SIZE): Likwise.
13602 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13604 * config/i386/sfp-machine.h: Moved to libgcc.
13606 * config/i386/sfp-machine.h: New.
13607 * config/i386/t-linux: Likwise.
13609 * config/i386/t-darwin: Remove softfp_wrap_start and
13611 * config/i386/t-darwin64: Likewise.
13613 * config/i386/t-fprules-softfp64: Renamed to ...
13614 * config/i386/t-fprules-softfp: This.
13616 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13617 and softfp_wrap_end.
13619 2008-07-02 Jason Merrill <jason@redhat.com>
13621 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13623 * tree.c (ctor_to_list): New fn.
13624 * tree.h: Declare it.
13625 (CONSTRUCTOR_ELT): New macro.
13626 (CONSTRUCTOR_NELTS): New macro.
13628 2008-07-02 Richard Guenther <rguenther@suse.de>
13630 * tree-ssa-structalias.c (struct variable_info): Reorder
13631 to fill padding on 64bit hosts. Make collapsed_to an int.
13632 (get_varinfo_fc): Deal with that.
13633 (new_var_info): Likewise.
13634 (collapse_rest_of_var): Likewise.
13636 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13638 * doc/install.texi (--enable-java-home): Document.
13639 (--enable-aot-compile-rpm): Likewise.
13640 (--with-arch-directory): Likewise.
13641 (--with-os-directory): Likewise.
13642 (--with-origin-name): Likewise.
13643 (--with-arch-suffix): Likewise.
13644 (--with-jvm-root-dir): Likewise.
13645 (--with-jvm-jar-dir): Likewise.
13646 (--with-python-dir): Likewise.
13648 2008-07-02 Richard Guenther <rguenther@suse.de>
13650 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13651 from decls explicitly. Merge operand checking from tuples.
13653 2008-07-02 Martin Jambor <mjambor@suse.cz>
13655 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13657 2008-07-02 Martin Jambor <mjambor@suse.cz>
13659 * tree-switch-conversion.c: Included timevar.h
13660 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13662 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13664 2008-07-02 Martin Jambor <mjambor@suse.cz>
13666 * tree-switch-conversion.c: Corrected various comments and
13668 (build_constructors): Fixed minor formatting mistakes.
13670 * invoke.texi (Optimize Options): Corrected the
13671 switch-conversion-max-branch-ratio parameter.
13673 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13675 * final.c (asm_insn_count): Return zero for an empty asm body.
13677 2008-07-02 Richard Guenther <rguenther@suse.de>
13679 * bitmap.h (bitmap_set_bit): Return bool.
13680 (bitmap_clear_bit): Likewise.
13681 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13682 write to the bitmap if it would.
13683 (bitmap_clear_bit): Likewise.
13684 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13685 bitmap_set_bit return value.
13686 (add_pred_graph_edge): Likewise.
13687 (add_graph_edge): Likewise.
13688 (do_sd_constraint): Likewise.
13689 (do_ds_constraint): Likewise.
13691 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13693 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13694 Fix -Wc++-compat and/or -Wcast-qual warnings.
13695 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13696 gen_regparm_prefix): Likewise.
13697 * vmsdbgout.c (write_modbeg, lookup_filename,
13698 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13700 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13702 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13703 defaults.h definition apply.
13705 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13707 * function.c (assign_parm_remove_parallels): New.
13708 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13710 (assign_parm_setup_block): Do not handle them.
13711 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13712 assign_parm_remove_parallels.
13714 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13716 * c-typeck.c (convert_for_assignment): Use
13717 vector_targets_convertible_p.
13718 * c-common.c (vector_targets_convertible_p): New.
13719 * c-common.h (vector_targets_convertible_p): New prototype.
13720 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13721 opaque_p_V2SI_type_node.
13723 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13725 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13728 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13730 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13731 TFmode constants via two element DImode vector for hosts with
13732 HOST_BITS_PER_WIDE_INT < 64.
13733 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13734 also for HOST_BITS_PER_WIDE_INT < 64.
13736 2008-07-01 Richard Guenther <rguenther@suse.de>
13738 PR tree-optimization/36666
13739 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13740 (get_constraint_exp_from_ssa_var): Split into ...
13741 (get_constraint_exp_for_temp): ... this ...
13742 (get_constraint_for_ssa_var): ... and that.
13743 Return constraint expressions for all touched sub-fields
13744 if the results address is not taken.
13745 (process_constraint): Remove assertion that aggregate
13746 assignments do not happen at this place.
13747 (get_constraint_for_component_ref): Add address_p argument.
13748 Return constraint expressions for all touched sub-fields
13749 if the results address is not taken.
13750 (do_deref): Use get_constraint_exp_for_temp.
13751 (get_constraint_for_1): Rename from ...
13752 (get_constraint_for): ... this. Add the old function as wrapper.
13753 (do_structure_copy): Use get_constraint_for_1.
13755 2008-07-01 Martin Jambor <mjambor@suse.cz>
13757 * Makefile.in (tree-switch-conversion.o): Add.
13758 (OBJS-common): Add tree-swtch-conversion.o.
13759 * passes.c (init_optimization_passes): Add pass_convert_switch.
13760 * tree-pass.h: (pass_convert_switch): Add.
13761 * tree-switch-conversion.c: New file.
13762 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13763 * common.opt (ftree-cswtch): New option.
13764 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13765 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13766 * opts.c (decode_options): Set flag_tree_switch_conversion when
13767 optimization level is >= 2.
13768 * doc/invoke.texi (Optimize Options): Added description of
13769 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13771 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13773 * config/darwin-driver.c (darwin_default_min_version): Fix
13774 -Wc++-compat warnings.
13776 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13778 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13781 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13783 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13785 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13787 PR rtl-optimization/34744
13788 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13789 (df_scan_free_internal): Free data structures not
13790 allocated in storage pools.
13791 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13792 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13793 df_scan_free_mws_vec.
13794 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13797 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13799 * config/i386/i386.c (contains_aligned_value_p): Return true
13801 (ix86_function_arg_boundary): Return its natural boundary
13803 (return_in_memory_32): Don't check TDmode.
13804 (ix86_split_to_parts): Support splitting into 4 parts and
13805 support TFmode for 32bit target.
13806 (ix86_split_long_move): Support splitting into 4 parts.
13807 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13809 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13810 (ix86_init_builtins): Here.
13811 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13812 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13813 'q' and 'w', respectively.
13815 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13817 (movtf_internal): Likewise.
13818 (<code>tf2): Likewise.
13819 (*absnegtf2_sse): Likewise.
13820 (copysign<mode>3): Likewise.
13821 (copysign<mode>3_const): Likewise.
13822 (copysign<mode>3_var): Likewise.
13823 (define_split UNSPEC_COPYSIGN): Likewise.
13824 * config/i386/sse.md (*nandtf3): Likewise.
13825 (<code>tf3): Likewise.
13826 (*<code>tf3): Likewise.
13828 2008-06-30 Joey Ye <joey.ye@intel.com>
13829 H.J. Lu <hongjiu.lu@intel.com>
13831 * global.c (compute_regsets): Set frame_pointer_needed here.
13832 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13834 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13836 * doc/install.texi (specific): Expand Windows build notes.
13838 2008-06-30 Ira Rosen <irar@il.ibm.com>
13840 PR tree-optimization/36648
13841 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13842 number of prolog iterations by step. Fix the comment.
13844 2008-06-30 Richard Guenther <rguenther@suse.de>
13846 PR middle-end/36671
13847 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13848 handle calls from ECF_MALLOC functions.
13849 (handle_pure_call): ECF_MALLOC functions do not return
13851 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13853 2008-06-29 Andreas Schwab <schwab@suse.de>
13855 * config/m68k/m68k.c (print_operand): Always print a float
13857 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13858 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13861 * config/rs6000/x-linux64: Remove never used file.
13863 2008-06-29 Richard Guenther <rguenther@suse.de>
13865 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13867 (struct alias_info): Move ...
13868 * tree-ssa-alias.c: ... here.
13869 (update_alias_info): Declare.
13870 (compute_may_aliases): Call it.
13871 (update_alias_info): New function.
13872 * tree-ssa-structalias.c (update_alias_info): Move ...
13873 * tree-ssa-alias.c (update_alias_info_1): ... here.
13874 * tree-ssa-structalias.c (process_constraint_1): Remove
13875 unused from_call argument. Rename to ...
13876 (process_constraint): ... this. Delete old wrapper.
13877 (make_constraint_to): Adjust callers.
13878 (handle_const_call): Likewise.
13879 (handle_pure_call): Likewise.
13880 (init_base_vars): Likewise.
13881 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13882 (find_func_aliases): We don't need structure copies for
13884 (make_constraint_from_anything): Remove.
13885 (create_variable_info_for): For globals make constraints
13886 from escaped, not from anything.
13887 (compute_points_to_sets): Do not call update_alias_info.
13888 (ipa_pta_execute): Use make_constraint_from.
13890 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13892 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13893 (bitmap.o-warn, dominance.o-warn): New.
13894 * configure.ac (cxx_compat_warn): Delete.
13895 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13896 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13898 * configure: Regenerate.
13900 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13903 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13905 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13906 * df-scan.c (df_notes_rescan): Likewise.
13907 * ggc-page.c (set_page_table_entry): Likewise.
13908 * intl.c (gcc_gettext_width): Likewise.
13909 * varasm.c (get_unnamed_section, get_noswitch_section,
13910 get_section): Likewise.
13912 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13914 * regrename.c (build_def_use): Don't copy RTX.
13916 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13918 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13919 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13920 punctuation. Use @ref instead of @xref.
13921 (Function Names): Remove stray @display/@end display.
13922 (C++ Attributes): Use @ref instead of @xref.
13923 (Deprecated Features): Fix punctuation around @xref.
13924 (Backwards Compatibility): Likewise.
13925 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13927 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13929 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13930 constants for E500 double.
13932 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13934 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13935 element type of const_vector.
13937 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13939 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13940 Remove FLAGS_REG clobber from expander pattern.
13941 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13942 (anddi3, andsi3, andhi3, andqi3): Ditto.
13943 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13944 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13945 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13946 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13947 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13948 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13949 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13950 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13952 2008-06-28 Richard Guenther <rguenther@suse.de>
13954 * tree-ssa-structalias.c (callused_id, var_callused,
13955 callused_tree): Add.
13956 (handle_pure_call): New function.
13957 (find_func_aliases): Call it.
13958 (find_what_p_points_to): Handle the call-used set.
13959 (clobber_what_escaped): Likewise.
13960 (compute_call_used_vars): New function.
13961 (init_base_vars): Init the call-used variable.
13962 (do_sd_constraint): Do not propagate the solution from CALLUSED
13963 but use CALLUSED as a placeholder.
13964 (solve_graph): Likewise.
13965 * tree-flow-inline.h (gimple_call_used_vars): New function.
13966 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13967 (compute_call_used_vars): Declare.
13968 * tree-ssa-alias.c (set_initial_properties): Call
13969 compute_call_used_vars.
13970 (reset_alias_info): Clear call-used variables.
13971 (add_call_clobber_ops): Assert we are not called for const/pure
13972 functions. Remove handling of them.
13973 (add_call_read_ops): Handle pure functions by adding the
13974 call-used set of variables as VUSEs.
13975 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
13976 (delete_tree_ssa): Free it.
13977 * tree-dfa.c (remove_referenced_var): Clear the var from the
13980 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
13982 * tree.c (build_varargs_function_type_list): New.
13983 (build_function_type_list_1): New.
13984 (build_function_type_list): Use build_function_type_list_1.
13985 * tree.h (build_varargs_function_type_list): New.
13987 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13990 * config/spu/spu.c (spu_builtin_splats): Do not generate
13991 invalid CONST_VECTOR expressions.
13992 (spu_expand_vector_init): Likewise.
13994 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
13996 * optabs.c (libfunc_decls): New variable.
13997 (libfunc_decl_hash, libfunc_decl_eq): New functions.
13998 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13999 for the same function twice.
14001 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14003 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14004 ix86_expand_binary_operator directly.
14005 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14007 (*ashrti3_1): Ditto.
14008 (*lshrti3_1): Ditto.
14009 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14010 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14011 using only one splitter. Conditionaly execute splitter before or
14012 after peephole2 pass.
14013 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14014 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14015 Use only one alternative in asm template.
14016 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14018 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14019 "J" operand constraint for operand 2.
14020 (*ashldi3_cconly_rex64): Ditto.
14021 (*ashrdi3_cmp_rex64): Ditto.
14022 (*ashrdi3_cconly_rex64): Ditto.
14023 (*lshrdi3_cmp_rex64): Ditto.
14024 (*lshrdi3_cconly_rex64): Ditto.
14025 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14026 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14027 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14030 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14032 * gimplify.c (omp_is_private): Don't return true if decl is not
14033 already private on #pragma omp for or #pragma omp parallel for.
14036 * tree-cfg.c (struct move_stmt_d): Replace block field with
14037 orig_block and new_block fields.
14038 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14039 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14040 (move_block_to_fn): Replace vars_map and new_label_map arguments
14041 with struct move_stmt_d pointer.
14042 (replace_block_vars_by_duplicates): New function.
14043 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14044 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14045 all subblocks of ORIG_BLOCK to the new function. Call
14046 replace_block_vars_by_duplicates.
14047 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14048 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14049 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14050 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14051 (expand_omp): Temporarily set input_location to the location of
14052 region's controlling stmt.
14053 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14054 BIND_EXPR, push ctx->block_vars and gimplification vars into
14055 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14056 into dest function.
14057 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14058 there are any BLOCK_VARS.
14059 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14060 OMP_PARALLEL or OMP_TASK stmt.
14061 (lower_omp): Save and restore input_location around the lower_omp_1
14064 2008-06-27 Richard Guenther <rguenther@suse.de>
14066 PR tree-optimization/36400
14067 PR tree-optimization/36373
14068 PR tree-optimization/36344
14069 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14070 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14071 (update_alias_info): Remove call clobbering code.
14072 (make_constraint_to): New helper function.
14073 (make_escape_constraint): Likewise.
14074 (handle_rhs_call): Use it on all pointer containing arguments.
14075 Also mark the static chain escaped.
14076 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14077 instead of ANYTHING.
14078 (make_constraint_from): New helper split out from ...
14079 (make_constraint_from_anything): ... here.
14080 (find_func_aliases): Add constraints for escape sites.
14081 (intra_create_variable_infos): Make constraints from NONLOCAL
14083 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14085 (clobber_what_p_points_to): Remove.
14086 (clobber_what_escaped): New function.
14087 (init_base_vars): Init NONLOCAL and ESCAPED.
14088 (do_sd_constraint): Do not propagate the solution from ESCAPED
14089 but use ESCAPED as a placeholder.
14090 (solve_graph): Likewise.
14091 * tree-flow.h (clobber_what_p_points_to): Remove.
14092 (clobber_what_escaped): Declare.
14093 * tree-ssa-alias.c (set_initial_properties): Call it.
14094 Remove code clobbering escaped pointers.
14096 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14098 * function.c (allocate_struct_function): Only allocate a unique
14099 funcdef_no if the decl is nonzero.
14101 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14103 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14104 * config/mips/mips.c (mips_split_const_insns): New function.
14105 * config/mips/mips.md (move_type): New attribute.
14106 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14107 (dword_mode): New attribute.
14108 (type): Avoid long line. Map "move_type"s to "type"s,
14109 choosing "multi" for doubleword moves if appropriate.
14110 Swap MTC/MFC comments to match their declaration order.
14111 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14112 "type" is "branch" or "jal" is "direct".
14113 (length): Handle "extended_mips16" first. Make the default
14114 "0" for "ghost" instructions. Set the length from "move_type".
14115 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14116 of "type", with "sll0" for the register alternative. Remove the
14117 "extended_mips16" attribute.
14118 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14119 of "type", with "shift_shift" for the register alternative.
14120 Remove the "length" attribute.
14121 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14122 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14123 of "type", with "andi" for the register alternative.
14124 (*zero_extendqihi2): Likewise.
14125 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14126 of "andi" instead of a "type" of "arith".
14127 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14129 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14130 (mov_<store>r, *mov<mode>_ra): Likewise.
14131 (extendsidi2): Use "move_type" instead of "type", with "move"
14132 for the register alternative.
14133 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14134 of "type", with "signext" for the register alternative.
14135 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14136 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14137 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14138 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14139 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14140 (unnamed branch insn): Likewise.
14141 (*movdi_gp32_fp64): Fold into...
14142 (*movdi_32bit): ...here.
14143 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14144 (*movdf_hardfloat): ...this new pattern.
14145 (*movdf_softfloat): Remove redundant FPR alternatives.
14146 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14147 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14148 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14149 the "move" attribute.
14150 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14151 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14152 and "store" for COP loads and stores.
14153 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14154 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14155 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14156 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14157 (*movtf_mips16, *movv2sf): Likewise.
14158 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14159 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14160 (mfhc1<mode>): Use "move_type" instead of "move".
14161 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14162 (loadgp_blockage): Remove the "length" attribute.
14163 (blockage, set_got_version, update_got_version): Likewise.
14164 (call_internal): Remove the "extended_mips16" attribute.
14165 (call_value_internal, call_value_multiple_internal): Likewise.
14166 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14168 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14169 the "length" attribute.
14171 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14173 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14174 -Wcast-qual warnings.
14175 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14176 handle_pragma_pop_macro): Likewise.
14177 * collect2.c (resolve_lib_name): Likewise.
14178 * config/arc/arc.c (arc_init): Likewise.
14179 * config/arm/arm.c (neon_builtin_compare,
14180 locate_neon_builtin_icode): Likewise.
14181 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14182 * config/bfin/bfin.c (bfin_init_machine_status,
14183 bfin_optimize_loop): Likewise.
14184 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14185 * config/cris/cris.c (cris_init_expanders): Likewise.
14186 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14187 * config/darwin.c (machopic_indirection_eq,
14188 machopic_indirection_name, machopic_output_indirection): Likewise.
14189 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14190 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14191 frv_optimize_membar): Likewise.
14192 * config/i386/cygwin.h (mingw_scan,
14193 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14194 * config/i386/cygwin1.c (mingw_scan): Likewise.
14195 * config/i386/i386.c (machopic_output_stub): Likewise.
14196 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14197 i386_pe_unique_section): Likewise.
14198 * config/ia64/ia64.c (ia64_init_machine_status,
14199 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14201 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14202 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14203 * config/m68k/m68k.c (m68k_handle_option,
14204 m68k_sched_md_init_global): Likewise.
14205 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14206 mcore_unique_section): Likewise.
14207 * config/mips/mips.c (mips_block_move_straight,
14208 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14210 * config/mmix/mmix.c (mmix_init_machine_status,
14211 mmix_encode_section_info): Likewise.
14212 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14213 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14214 print_operand_address, output_toc, redefine_groups,
14215 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14216 * config/s390/s390.c (s390_init_machine_status): Likewise.
14217 * config/score/score.c (score_block_move_straight,
14218 score_block_move_loop_body): Likewise.
14219 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14220 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14221 * emit-rtl.c (find_auto_inc): Likewise.
14222 * gcc.c (translate_options, process_command): Likewise.
14223 * reorg.c (dbr_schedule): Likewise.
14224 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14225 * xcoffout.c (xcoffout_declare_function): Likewise.
14227 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14229 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14230 ipa-pta working again.
14232 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14234 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14237 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14239 * config.gcc (powerpc*-*-*): Add new core e500mc.
14240 * config/rs6000/e500mc.md: New file.
14241 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14243 (rs6000_override_options): Add e500mc case to
14244 processor_target_table. Altivec and Spe options not allowed
14245 with e500mc. Add isel instruction to e500mc by
14246 default. Initialize rs6000_cost for e500mc.
14247 (rs6000_issue_rate): Set issue rate for e500mc.
14248 * config/rs6000/rs6000.h (processor_type): Add
14249 PROCESSOR_PPCE500MC.
14250 (ASM_CPU_SPEC): Add e500mc.
14251 Set TARGET_ISEL to rs6000_isel.
14252 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14253 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14254 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14256 * doc/invoke.texi: Add e500mc to list of cpus.
14258 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14261 * c-lex.c (lex_charconst): Initialize unsignedp.
14263 2008-06-27 Olivier Hainque <hainque@adacore.com>
14265 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14266 documented assumptions.
14268 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14270 * dwarf2out.c: Remove trailing white spaces. Break long line
14273 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14275 * libfuncs.h (LTI_synchronize): New libfunc_index.
14276 (synchronize_libfunc): Declare.
14277 * builtins.c (expand_builtin_synchronize): Consider using
14278 synchronize_libfunc before falling back on an asm blockage.
14279 * config/mips/mips.c: Include libfuncs.h
14280 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14282 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14284 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14285 parameter. Copy stack_reg to r11 where appropriate.
14286 (no_global_regs_above): Add gpr parameter.
14287 (rs6000_stack_info): Only add padding for SPE save area if we
14288 are saving SPE GPRs and CR.
14289 (saveres_routine_syms): New variable.
14290 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14292 (rs6000_savres_routine_sym): New function.
14293 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14295 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14296 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14297 Tweak FPR out-of-line saving.
14298 (rs6000_make_savres_rtx): New function.
14299 (rs6000_use_multiple_p): New function.
14300 (rs6000_savres_strategy): New function.
14301 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14302 out-of-line if appropriate.
14303 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14304 if we are optimizing for size.
14305 (GP_SAVE_INLINE): Define.
14306 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14307 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14308 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14309 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14310 (*save_fpregs_<mode>): Add use of r11.
14311 (*restore_gpregs_<mode>): New insn.
14312 (*return_and_restore_gpregs_<mode>): New insn.
14313 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14315 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14316 (*restore_gpregs_spe): New insn.
14317 (*return_and_restore_gpregs_spe): New insn.
14318 * config/rs6000/predicates.md (save_world_operation): Fix check.
14320 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14322 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14323 this point, so assert that.
14325 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14327 * cfganal.c: Include vec.h and vecprim.h.
14328 (compute_idf): Import from...
14329 * tree-into-ssa (compute_idf): ...here.
14330 * basic-block.h (compute_idf): Export.
14332 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14334 * c-decl.c (merge_decls): Use !current_function_decl to check for
14335 extern declaration of C99 inline function being at file scope.
14337 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14339 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14341 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14343 * alias.c (record_alias_subset, init_alias_analysis): Fix
14344 -Wc++-compat and/or -Wcast-qual warnings.
14345 * attribs.c (lookup_attribute_spec): Likewise.
14346 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14347 copy_bb, connect_traces,
14348 find_rarely_executed_basic_blocks_and_cr): Likewise.
14349 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14350 note_btr_set, migrate_btr_defs): Likewise.
14351 * builtins.c (result_vector, expand_builtin_memcpy,
14352 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14353 builtin_memset_read_str, expand_builtin_printf,
14354 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14356 * caller-save.c (mark_set_regs): Likewise.
14357 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14358 * cgraph.c (cgraph_edge): Likewise.
14359 * combine.c (likely_spilled_retval_1): Likewise.
14360 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14361 htab_counts_entry_del, get_coverage_counts): Likewise.
14362 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14363 new_cselib_val): Likewise.
14364 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14365 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14367 * df-core.c (df_compact_blocks): Likewise.
14368 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14369 * df-scan.c (df_grow_reg_info, df_ref_create,
14370 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14371 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14372 df_record_entry_block_defs, df_record_exit_block_uses,
14373 df_bb_verify): Likewise.
14374 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14375 DF_REF_EXTRACT_MODE_CONST): New.
14376 * dominance.c (get_immediate_dominator, get_dominated_by,
14377 nearest_common_dominator, root_of_dom_tree,
14378 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14379 -Wc++-compat and/or -Wcast-qual warnings.
14380 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14381 record_store, replace_read, check_mem_read_rtx, scan_insn,
14382 dse_step1, dse_record_singleton_alias_set): Likewise.
14383 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14385 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14387 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14388 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14389 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14390 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14391 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14392 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14393 file_name_acquire, output_file_names, add_const_value_attribute,
14394 premark_used_types_helper, file_table_eq, file_table_hash,
14395 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14396 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14397 -Wcast-qual warnings.
14398 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14399 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14400 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14401 gen_reg_rtx, start_sequence, init_emit): Likewise.
14402 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14403 * except.c (init_eh_for_function, gen_eh_region,
14404 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14405 arh_to_landing_pad, arh_to_label, add_action_record,
14406 add_call_site, switch_to_exception_section): Likewise.
14407 * expmed.c (synth_mult): Likewise.
14408 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14409 store_expr): Likewise.
14410 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14412 * function.c (assign_stack_temp_for_type,
14413 allocate_struct_function, match_asm_constraints_1): Likewise.
14414 * gcov-io.c (gcov_allocate): Likewise.
14415 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14416 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14417 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14418 record_one_set, insert_expr_in_table, insert_set_in_table,
14419 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14420 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14421 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14422 -Wcast-qual warnings.
14424 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14426 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14427 -Wcast-qual warnings.
14428 * gcc.c (process_command): Likewise.
14429 * genattrtab.c (oballoc): Use XOBNEW.
14430 (oballocvec): Define.
14431 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14432 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14433 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14434 -Wc++-compat and/or -Wcast-qual warnings.
14435 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14436 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14437 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14438 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14439 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14440 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14441 add_excls, process_presence_absence_names,
14442 process_presence_absence_patterns, add_presence_absence,
14443 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14444 get_free_state, add_arc, get_free_automata_list_el,
14445 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14446 transform_3, cache_presence, create_ainsns, create_automata,
14447 create_state_ainsn_table, dfa_insn_code_enlarge,
14448 output_trans_func, output_min_issue_delay_func,
14449 output_dead_lock_func, output_reset_func,
14450 output_get_cpu_unit_code_func, output_dfa_start_func,
14451 expand_automata): Likewise.
14452 * genextract.c (gen_insn): Likewise.
14453 * gengtype-lex.l: Likewise.
14454 * gengtype.c (read_input_list, adjust_field_type,
14455 process_gc_options): Likewise.
14456 * genoutput.c (note_constraint): Likewise.
14457 * genpreds.c (mangle, add_constraint): Likewise.
14458 * genrecog.c (process_define_predicate, new_decision,
14459 add_to_sequence): Likewise.
14460 * gensupport.c (record_insn_name): Likewise.
14462 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14464 * config/i386/driver-i386.c (detect_caches_amd,
14465 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14466 and/or -Wcast-qual warnings.
14467 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14468 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14469 gt_pch_save): Likewise.
14470 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14471 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14472 * global.c (compute_regsets): Likewise.
14473 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14474 finish_graph_dump_file): Likewise.
14475 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14476 unlink_bb_notes): Likewise.
14477 * integrate.c (get_hard_reg_initial_val): Likewise.
14478 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14479 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14480 * local-alloc.c (update_equiv_regs): Likewise.
14481 * loop-invariant.c (check_invariant_table_size,
14482 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14484 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14485 altered_reg_used, mark_altered): Likewise.
14486 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14487 insert_var_expansion_initialization,
14488 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14489 release_var_copies): Likewise.
14490 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14491 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14492 analyze_accesses_for_phi_node, check_var_notmodified_p,
14493 check_allocation_function, find_sites_in_func,
14494 record_all_accesses_in_func, transform_access_sites,
14495 transform_allocation_sites): Likewise.
14496 * omp-low.c (new_omp_region, create_omp_child_function_name,
14497 check_omp_nesting_restrictions, check_combined_parallel,
14498 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14499 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14500 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14501 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14503 * opts-common.c (prune_options): Likewise.
14504 * opts.c (add_input_filename, print_filtered_help,
14505 get_option_state): Likewise.
14506 * params.c (add_params): Likewise.
14507 * passes.c (set_pass_for_id, next_pass_1,
14508 do_per_function_toporder, pass_fini_dump_file): Likewise.
14509 * postreload.c (reload_cse_simplify_operands): Likewise.
14510 * predict.c (tree_predicted_by_p, tree_predict_edge,
14511 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14513 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14515 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14517 * recog.c (check_asm_operands, validate_change_1): Likewise.
14518 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14519 subst_asm_stack_regs): Likewise.
14520 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14521 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14522 * regmove.c (reg_is_remote_constant_p): Likewise.
14523 * regrename.c (regrename_optimize, scan_rtx_reg,
14524 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14526 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14527 regstat_compute_calls_crossed): Likewise.
14528 * reload1.c (init_reload, new_insn_chain,
14529 has_nonexceptional_receiver, reload, copy_reloads,
14530 calculate_needs_all_insns, init_elim_table): Likewise.
14531 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14532 * rtl.c (shallow_copy_rtx_stat): Likewise.
14533 * rtlanal.c (parms_set): Likewise.
14534 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14535 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14536 * sched-ebb.c (earliest_block_with_similiar_load,
14537 add_deps_for_risky_insns): Likewise.
14538 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14539 schedule_region): Likewise.
14540 * see.c (eq_descriptor_pre_extension,
14541 hash_descriptor_pre_extension, hash_del_pre_extension,
14542 eq_descriptor_properties, hash_descriptor_properties,
14543 hash_del_properties, see_seek_pre_extension_expr,
14544 see_initialize_data_structures, see_print_register_properties,
14545 see_print_pre_extension_expr, see_delete_merged_def_extension,
14546 see_delete_unmerged_def_extension, see_emit_use_extension,
14547 see_pre_delete_extension, see_map_extension, see_commit_changes,
14548 see_analyze_merged_def_local_prop,
14549 see_analyze_merged_def_local_prop,
14550 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14551 see_set_prop_merged_def, see_set_prop_unmerged_def,
14552 see_set_prop_unmerged_use, see_print_one_extension,
14553 see_merge_one_use_extension, see_merge_one_def_extension,
14554 see_store_reference_and_extension, see_update_uses_relevancy,
14555 see_update_defs_relevancy): Likewise.
14556 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14557 hash_statistics_free, curr_statistics_hash): Likewise.
14558 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14559 expand_asm_operands, expand_return, case_bit_test_cmp,
14560 expand_case): Likewise.
14561 * stor-layout.c (start_record_layout): Likewise.
14562 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14563 gt_pch_save_stringpool): Likewise.
14564 * tree-data-ref.c (hash_stmt_vertex_info,
14565 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14566 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14568 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14571 * config/i386/i386.md : Change constraints of HImode and QImode
14572 immediate operands from "i" to "n". Change SImode "ni" constraint to
14573 "i" and SImode "rmi" constraint to "g". Remove all constraints
14574 from const0_operand and const1_operand predicated operands.
14575 (i): Change QImode and HImode attribute from "i" to "n".
14576 (*subqi_2): Change HImode operands to QImode.
14579 2008-06-25 Olivier Hainque <hainque@adacore.com>
14581 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14584 2008-06-25 Richard Guenther <rguenther@suse.de>
14586 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14587 not overflow the result type.
14589 2008-06-25 Richard Guenther <rguenther@suse.de>
14591 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14592 (vn_lookup): Likewise.
14594 2008-06-25 Richard Guenther <rguenther@suse.de>
14596 PR tree-optimization/35518
14597 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14598 * tree-sra.c (instantiate_element): Use fold_build3 to build
14600 (try_instantiate_multiple_fields): Likewise.
14602 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14604 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14607 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14609 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14610 use_backchain_to_restore_sp to true
14611 if the offset of the link register save area would go over the 32k - 1
14612 offset limit of the load
14615 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14617 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14618 anchor for the type-punning blurb. Cross-reference "Structures
14619 unions enumerations and bit-fields implementation". Provide a
14620 cast-through-pointer example. Make final sentence self-contained.
14621 * doc/implement-c.texi (Structures unions enumerations and
14622 bit-fields implementation): Cross-reference the type-punning blurb
14623 in the -fstrict-aliasing documentation.
14625 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14627 PR middle-end/36594
14628 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14629 the memory instead of the memory itself for the save area.
14631 2008-06-24 Olivier Hainque <hainque@adacore.com>
14632 Nicolas Roche <roche@adacore.com>
14634 * gengtype.c (srcdir_len): size_t instead of int.
14635 (get_file_realbasename): New function. For F a filename, the real
14636 basename of F, with all the path components stripped.
14637 (get_file_srcdir_relative_path): New function. For F a filename, the
14638 relative path to F from $(srcdir).
14639 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14640 get_file_realbasename. Adjust the head comment.
14641 (get_prefix_langdir_index): New function. For F a filename, return the
14642 lang_dir_names[] relative index of the language directory that is
14644 (get_file_langdir): For F a filename, return the name of the language
14645 directory where F is located.
14646 (get_file_gtfilename): New function. The gt- output file name for an
14648 (get_output_file_with_visibility): Replace in-line computations with
14649 uses of get_file_gtfilename and get_prefix_langdir_index.
14650 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14652 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14654 PR tree-optimization/36504
14655 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14656 references without base address.
14658 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14660 PR middle-end/36584
14661 * calls.c (expand_call): Increase alignment for recursive functions.
14663 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14665 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14666 (TARGET_FUNCTION_VALUE): New define.
14667 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14668 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14670 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14672 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14673 (fmod<mode>3): Ditto.
14674 (remainderxf3): Ditto.
14675 (remainder<mode>3): Ditto.
14677 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14680 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14681 REG is a hard register.
14683 PR tree-optimization/36508
14684 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14685 499, don't check it at all in release compilers.
14687 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14689 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14690 together with SSE_TARGET_MATH to disable insn pattern.
14691 (*fop_<MODEF:mode>_2_i387): Ditto.
14692 (*fop_<MODEF:mode>_3_i387): Ditto.
14694 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14696 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14698 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14700 PR middle-end/34906
14701 * gimplify.c (gimplify_asm_expr): Check the return code of
14702 parse_output_constraint call, set function return and is_inout
14703 value if it failed.
14705 2008-06-22 Ian Lance Taylor <iant@google.com>
14707 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14708 (narrowest_signed_type): Likewise.
14709 * c-typeck.c (c_common_type): Change local variable mclass to enum
14711 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14712 tcc_comparison, not the tree code itself.
14713 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14714 (c_expand_expr): Cast modifier to enum expand_modifier.
14715 * c-common.h (C_RID_CODE): Add casts.
14716 (C_SET_RID_CODE): Define.
14717 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14718 (c_lex_one_token): Add cast to avoid warning.
14719 (c_parser_objc_type_name): Rename local typename to type_name.
14720 (check_no_duplicate_clause): Change code parameter to enum
14722 (c_parser_omp_var_list_parens): Change kind parameter to enum
14724 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14725 c_parser_omp_list_var_parens.
14726 (c_parser_omp_threadprivate): Likewise.
14727 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14728 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14729 * c-format.c (NO_FMT): Define.
14730 (printf_length_specs): Use NO_FMT.
14731 (asm_fprintf_length_specs): Likewise.
14732 (gcc_diag_length_specs): Likewise.
14733 (scanf_length_specs): Likewise.
14734 (strfmon_length_specs): Likewise.
14735 (gcc_gfc_length_specs): Likewise.
14736 (printf_flag_specs): Change 0 to STD_C89.
14737 (asm_fprintf_flag_specs): Likewise.
14738 (gcc_diag_flag_specs): Likewise.
14739 (gcc_cxxdiag_flag_specs): Likewise.
14740 (scanf_flag_specs): Likewise.
14741 (strftime_flag_specs): Likewise.
14742 (strfmon_flag_specs): Likewise.
14743 (print_char_table): Likewise.
14744 (asm_fprintf_char_table): Likewise.
14745 (gcc_diag_char_table): Likewise.
14746 (gcc_tdiag_char_table): Likewise.
14747 (gcc_cdiag_char_table): Likewise.
14748 (gcc_cxxdiag_char_table): Likewise.
14749 (gcc_gfc_char_table): Likewise.
14750 (scan_char_table): Likewise.
14751 (time_char_table): Likewis.
14752 (monetary_char_table): Likewise.
14753 * c-format.h (BADLEN): Likewise.
14755 2008-06-21 Ian Lance Taylor <iant@google.com>
14757 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14758 Define END_OF_BASE_TREE_CODES around inclusion.
14759 * tree.c (tree_code_type): New global array.
14760 (tree_code_length, tree_code_name): Likewise.
14761 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14762 $(lang_tree_files).
14763 (all-tree.def, s-alltree): New targets.
14764 (gencheck.h, s-gencheck): Remove.
14765 (tree.o): Depend upon all-tree.def.
14766 (build/gencheck.o): Remove gencheck.h dependency.
14767 (mostlyclean): Don't remove gencheck.h.
14768 * c-common.h (enum c_tree_code): Remove.
14769 * c-lang.c (tree_code_type): Remove.
14770 (tree_code_length, tree_code_name): Remove.
14771 * gencheck.c (tree_codes): Include all-tree.def, rather than
14772 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14774 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14776 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14777 (operator_name_info): Size to MAX_TREE_CODES.
14778 (assignment_operator_name_info): Likewise.
14779 * cp/cp-lang.c (tree_code_type): Remove.
14780 (tree_code_length, tree_code_name): Remove.
14781 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14782 (assignment_operator_name_info): Likewise.
14783 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14785 * cp/mangle.c (write_expression): Likewise.
14786 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14787 * fortran/f95-lang.c (tree_code_type): Remove.
14788 (tree_code_length, tree_code_name): Remove.
14789 * java/java-tree.h (enum java_tree_code): Remove.
14790 * java/lang.c (tree_code_type): Remove.
14791 (tree_code_length, tree_code_name): Remove.
14792 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14793 * objc/objc-act.h (enum objc_tree_code): Remove.
14794 * objc/objc-lang.c (tree_code_type): Remove.
14795 (tree_code_length, tree_code_name): Remove.
14796 * objcp/objcp-lang.c (tree_code_type): Remove.
14797 (tree_code_length, tree_code_name): Remove.
14798 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14799 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14800 * ada/misc.c (tree_code_type): Remove.
14801 (tree_code_length, tree_code_name): Remove.
14803 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14805 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14806 the grand_bitmap_obstack.
14808 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14810 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14811 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14812 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14813 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14814 move_stmt_r, new_label_mapper): Likewise.
14815 * tree-complex.c (cvc_lookup): Likewise.
14816 * tree-dfa.c (create_function_ann): Likewise.
14817 * tree-dump.c (dump_register): Likewise.
14818 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14819 find_phi_replacement_condition): Likewise.
14820 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14821 tree_function_versioning): Likewise.
14822 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14823 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14824 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14825 get_nonlocal_debug_decl, convert_nonlocal_reference,
14826 convert_nonlocal_omp_clauses, get_local_debug_decl,
14827 convert_local_reference, convert_local_omp_clauses,
14828 convert_nl_goto_reference, convert_nl_goto_receiver,
14829 convert_tramp_reference, convert_call_expr): Likewise.
14830 * tree-outof-ssa.c (contains_tree_r): Likewise.
14831 * tree-parloops.c (reduction_phi, initialize_reductions,
14832 eliminate_local_variables_1, add_field_for_reduction,
14833 add_field_for_name, create_phi_for_local_result,
14834 create_call_for_reduction_1, create_loads_for_reductions,
14835 create_stores_for_reduction, create_loads_and_stores_for_name):
14837 * tree-phinodes.c (allocate_phi_node): Likewise.
14838 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14839 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14840 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14841 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14842 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14843 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14844 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14845 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14846 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14847 vn_nary_op_insert): Likewise.
14848 * tree-ssa.c (redirect_edge_var_map_add,
14849 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14850 * tree-vectorizer.c (vectorize_loops): Likewise.
14851 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14852 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14853 tree_cons_stat, build1_stat, build_variant_type_copy,
14854 decl_init_priority_lookup, decl_fini_priority_lookup,
14855 decl_priority_info, decl_restrict_base_lookup,
14856 decl_restrict_base_insert, decl_debug_expr_lookup,
14857 decl_debug_expr_insert, decl_value_expr_lookup,
14858 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14859 type_hash_add, get_file_function_name, tree_check_failed,
14860 tree_not_check_failed, tree_range_check_failed,
14861 omp_clause_range_check_failed, build_omp_clause,
14862 build_vl_exp_stat): Likewise.
14863 * value-prof.c (gimple_histogram_value,
14864 gimple_duplicate_stmt_histograms): Likewise.
14865 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14866 unshare_variable, variable_union_info_cmp_pos, variable_union,
14867 dataflow_set_different_1, dataflow_set_different_2,
14868 vt_find_locations, variable_was_changed, set_variable_part,
14869 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14870 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14871 section_entry_hash, object_block_entry_eq,
14872 object_block_entry_hash, create_block_symbol,
14873 initialize_cold_section_name, default_function_rodata_section,
14874 strip_reg_name, set_user_assembler_name, const_desc_eq,
14875 build_constant_desc, output_constant_def, lookup_constant_def,
14876 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14877 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14878 default_internal_label): Likewise.
14879 * varray.c (varray_init, varray_grow): Likewise.
14880 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14882 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14884 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14885 operators for "test" insn. Macroize insn using SWI mode macro.
14886 (*jcc_fused_2): Ditto.
14887 (*jcc_fused_3): Macroize insn using SWI mode macro.
14888 (*jcc_fused_4): Ditto.
14890 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14892 * tree-ssa-pre.c: Fix typo in comment.
14893 (init_antic, fini_antic): Add explicit funtions for
14894 initializing and deinitializing ANTIC and AVAIL sets.
14895 (create_expression_by_pieces): Fix typo in comment.
14896 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14897 (execute_pre): Eventually dump details about ANTIC_IN.
14899 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14901 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14902 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14903 add_to_obstack, file_at_path, find_a_file, execute,
14904 add_preprocessor_option, add_assembler_option, add_linker_option,
14905 process_command, insert_wrapper, do_option_spec, do_self_spec,
14906 spec_path, do_spec_1, is_directory, main, used_arg,
14907 getenv_spec_function): Likewise.
14908 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14909 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14912 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14914 * doc/rtl.texi: Updated subreg section.
14916 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14919 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14920 node->needed and node->reachable.
14921 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14922 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14923 (expand_task_call): Don't call expand_task_copyfn.
14924 (expand_task_copyfn): Renamed to...
14925 (finalize_task_copyfn): ... this.
14927 2008-06-19 Jan Hubicka <jh@suse.cz>
14929 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14930 clobbering framepointer.
14932 2008-06-19 Jan Hubicka <jh@suse.cz>
14934 * tree-optimize.c (execute_early_local_optimizations): Set
14935 cgraph_state only at first invocation.
14937 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14939 * system.h (-Wc++-compat): Activate as a warning, no an error.
14941 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14943 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14944 instead of "#" in insn asm template.
14945 (*jcc_fused_2): Ditto.
14947 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14949 * config/i386/i386.h (ix86_tune_indices)
14950 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14951 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14952 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14953 (*jcc_fused_2): Ditto.
14954 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14955 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14956 (print operand): Handle 'E' and 'e' code.
14958 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14960 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14961 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14962 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14964 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14966 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14968 (cgraph_expand_function): Use local copy of decl.
14969 (cgraph_expand_all_functions): Remove redundant initialization of
14971 (cgraph_optimize): Reword internal_error message.
14973 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
14975 * arm-protos.h (arm_return_in_memory): Remove public
14976 arm_return_in_memory() prototype.
14977 * arm.c (arm_return_in_memory): Add static prototype, add target
14978 hook macro, change definition and comments.
14979 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
14981 2008-06-19 Ben Elliston <bje@au.ibm.com>
14983 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
14984 real.c: Remove references to IEEE 754R.
14985 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
14986 * doc/libgcc.texi (Decimal float library routines): Likewise.
14988 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14990 * targhooks.h (struct gcc_target): New member unwind_word_mode.
14991 (default_unwind_word_mode): Add prototype.
14992 * targhooks.c (default_unwind_word_mode): New function.
14993 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
14994 instead of word_mode.
14995 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
14996 (TARGET_INITIALIZER): Use it.
14998 * c-common.c (handle_mode_attribute): Support "unwind_word"
15000 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15002 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15003 word_mode to access SjLj_Function_Context member "data".
15004 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15005 conversion from targetm.eh_return_filter_mode () to
15006 targetm.unwind_word_mode () if they differ.
15008 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15009 (BT_FN_UNWINDWORD_PTR): New function type.
15010 (BT_FN_WORD_PTR): Remove.
15011 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15012 * except.c (expand_builtin_extend_pointer): Convert pointer to
15013 targetm.unwind_word_mode () instead of word_mode.
15015 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15016 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15017 (spu_unwind_word_mode): New function.
15018 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15019 (TARGET_UNWIND_WORD_MODE): Define.
15020 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15022 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15024 * config/spu/spu.c (reg_align): Remove.
15025 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15026 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15027 (spu_split_store): Likewise.
15029 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15031 * gcc/tree-vn.c: Fix typo in comment.
15033 2008-06-18 Jan Hubicka <jh@suse.cz>
15035 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15036 toplevel reorder too.
15038 2008-06-18 Jan Hubicka <jh@suse.cz>
15040 * c-opts.c (c_common_post_options): PCH is not compatible with
15042 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15043 -fno-toplevel-reorder by default now.
15045 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15047 PR documentation/30739
15048 * doc/install.texi (Prerequisites): Document dependency on awk.
15050 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15051 Ian Lance Taylor <iant@google.com>
15053 PR rtl-optimization/35604
15054 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15055 only want to change jump destinations, not eventual label comparisons.
15057 2008-06-16 Jan Hubicka <jh@suse.cz>
15059 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15061 (cgraph_analyze_function): Likewise.
15063 2008-06-16 Jan Hubicka <jh@suse.cz>
15065 * cgraph.h (cgraph_mark_if_needed): New function.
15066 * cgraphunit.c (cgraph_mark_if_needed): New function.
15067 * c-decl.c (duplicate_decl): Use it.
15069 2008-06-16 Jan Hubicka <jh@suse.cz>
15071 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15074 2008-06-16 Jan Hubicka <jh@suse.cz>
15076 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15078 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15079 Kazu Hirata <kazu@codesourcery.com>
15080 Maxim Kuvyrkov <maxim@codesourcery.com
15082 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15083 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15084 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15085 EXTRA_SPEC_FUNCTIONS.
15086 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15087 (DRIVER_SELF_SPECS): Adjust.
15088 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15089 * config/mips/st.h, config/mips/t-st: New.
15090 * config/mips/driver-native.c, config/mips/x-native: New.
15091 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15094 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15096 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15098 (ISA_HAS_FP_CONDMOVE): New macro.
15099 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15100 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15101 (ISA_HAS_NMADD3_NMSUB3): New macro.
15102 * config/mips/mips.c (mips_rtx_costs): Update.
15103 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15104 compiling for ST Loongson 2E/2F.
15105 (madd<mode>): Rename to madd4<mode>. Update.
15106 (madd3<mode>): New pattern.
15107 (msub<mode>): Rename to msub4<mode>. Update.
15108 (msub3<mode>): New pattern.
15109 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15110 (nmadd3<mode>): New pattern.
15111 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15112 (nmadd3<mode>_fastmath): New pattern.
15113 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15114 (nmsub3<mode>): New pattern.
15115 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15116 (nmsub3<mode>_fastmath): New pattern.
15117 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15119 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15121 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15122 (DF_REF_INSN_INFO): New.
15123 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15124 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15125 with a NULL DF_REF_INSN_INFO.
15126 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15128 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15129 DF_INSN_INFO_EQ_USES): New.
15130 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15131 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15132 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15133 * df-core.c: Update comment for above changes.
15134 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15135 DF_INSN_UID_* macros.
15136 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15137 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15138 insn rtx. Update all callers.
15139 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15140 df_ref_create_structure, df_insn_refs_collect): Likewise.
15141 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15142 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15143 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15144 macros to access the insn refs.
15145 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15146 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15147 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15148 for accessing the refs.
15149 (try_fwprop_subst): Likewise.
15150 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15151 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15152 for accessing the refs.
15153 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15154 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15155 to look at the insn refs.
15156 (record_uses): Likewise.
15157 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15159 (mark_artificial_uses): Don't mark_insn for artificial refs.
15160 (mark_reg_rependencies): Likewise.
15162 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15164 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15166 * configure: Regenerate.
15168 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15170 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15171 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15172 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15174 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15176 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15177 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15178 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15180 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15182 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15183 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15184 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15186 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15188 * tree-ssa-sccvn.c: Fix format of comments.
15190 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15192 * cgraph.c: Remove unneeded forward declarations of eq_node()
15195 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15197 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15199 (see_update_relevancy): Likewise.
15200 * fwprop.c (try_fwprop_subst): Likewise.
15201 * rtlanal.c (noop_move_p): Likewise.
15202 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15203 notes to non-existing libcall blocks.
15204 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15206 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15207 (dead_libcall_p): Remove.
15208 (delete_trivially_dead_insns): Don't use it.
15209 * web.c (union_defs): Remove comment about keeping nops.
15210 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15211 (compute_hash_table_work): Don't track libcall notes.
15212 (do_local_cprop): Don't take libcall pointers. Don't update
15214 (adjust_libcall_notes): Deleted.
15215 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15216 ever have existed in the first place).
15217 (replace_store_insn): Don't try to remove libcall notes.
15218 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15219 (resolve_reg_notes): Don't call them.
15220 (resolve_simple_move): Likewise.
15221 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15222 Don't remove REG_RETVAL notes.
15223 * emit-rtl.c (try_split): Don't update libcall notes.
15224 (emit_copy_of_insn_after): Dito.
15225 * cselib.c (cselib_current_insn_in_libcall): Remove.
15226 (cselib_process_insn): Don't set/clear it.
15227 (new_elt_loc_list): Don't record it.
15228 (cselib_init): Don't initialize it.
15229 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15230 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15232 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15233 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15234 (init_deps): Don't initialize it.
15235 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15236 * combine.c (delete_noop_moves): Don't update libcall notes.
15237 (can_combine_p): Remove now pointless #if 0 block.
15238 (try_combine): Remove another obsolete #if 0 block.
15239 (distribute_notes): Don't distribute libcall notes.
15240 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15241 * dce.c (libcall_dead_p): Remove.
15242 (delete_unmarked_insns): Don't handle libcall blocks.
15243 (preserve_libcall_for_dce): Remove.
15244 (prescan_insns_for_dce): Don't special-case libcall block insns.
15245 * reload1 (reload): Don't handle libcall notes.
15246 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15249 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15251 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15252 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15253 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15255 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15257 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15258 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15259 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15261 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15263 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15265 2008-06-16 Ira Rosen <irar@il.ibm.com>
15267 PR tree-optimization/36493
15268 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15269 the arguments list. Use VECTYPE to create vector pointer.
15270 (vectorizable_store): Fail if accesses through a pointer to vectype
15271 do not alias the original memory reference operands.
15272 Call vect_create_data_ref_ptr without the removed argument.
15273 (vectorizable_load): Likewise.
15274 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15277 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15280 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15281 reg_equiv_constant.
15283 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15285 * config/mips/loongson2ef.md: New file.
15286 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15287 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15288 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15289 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15290 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15292 (loongson2ef.md): New include.
15293 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15294 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15295 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15296 (loongson_gt_<mode>, loongson_extract_halfword)
15297 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15298 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15299 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15300 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15301 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15302 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15303 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15304 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15305 (vec_interleave_low<mode>): Define type attribute.
15306 * config/mips/mips.c (mips_ls2): New static variable.
15307 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15308 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15309 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15310 Implement target scheduling hooks.
15311 (mips_multipass_dfa_lookahead): Update to handle tuning for
15313 (mips_sched_init): Initialize data for Loongson scheduling.
15314 (mips_ls2_variable_issue): New static function.
15315 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15317 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15318 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15319 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15320 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15321 Handle ST Loongson 2E/2F cores.
15322 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15324 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15326 * omp-low.c (extract_omp_for_data): Fix comment typo.
15329 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15331 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15332 FIXME note about gcc/config.guess.
15333 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15334 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15335 * doc/cppopts.texi: Likewise.
15336 * doc/extend.texi: Likewise.
15337 * doc/gcc.texi: Likewise.
15338 * doc/gccint.texi: Likewise.
15339 * doc/gcov.texi: Likewise.
15340 * doc/gty.texi: Likewise.
15341 * doc/hostconfig.texi: Likewise.
15342 * doc/install.texi: Likewise.
15343 * doc/invoke.texi: Likewise.
15344 * doc/loop.texi: Likewise.
15345 * doc/makefile.texi: Likewise.
15346 * doc/md.texi: Likewise.
15347 * doc/passes.texi: Likewise.
15348 * doc/tm.texi: Likewise.
15349 * doc/tree-ssa.texi: Likewise.
15350 * doc/trouble.texi: Likewise.
15352 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15353 Nathan Sidwell <nathan@codesourcery.com>
15354 Maxim Kuvyrkov <maxim@codesourcery.com>
15355 Richard Sandiford <rdsandiford@googlemail.com>
15357 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15358 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15359 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15361 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15362 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15363 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15365 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15366 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15367 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15368 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15369 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15370 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15371 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15372 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15373 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15374 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15375 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15376 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15377 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15378 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15379 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15380 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15381 (mips_builtins): Add Loongson builtins.
15382 (mips_loongson_2ef_bdesc): New.
15383 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15384 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15385 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15386 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15388 (mips_expand_vector_init): New.
15389 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15390 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15392 * config/mips/mips.md: Add unspec numbers for Loongson
15393 builtins. Include loongson.md.
15394 (MOVE64): Include Loongson vector modes.
15395 (SPLITF): Include Loongson vector modes.
15396 (HALFMODE): Handle Loongson vector modes.
15397 * config/mips/loongson.md: New.
15398 * config/mips/loongson.h: New.
15399 * config.gcc: Add loongson.h header for mips*-*-* targets.
15400 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15402 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15404 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15405 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15406 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15407 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15408 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15409 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15410 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15411 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15412 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15413 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15414 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15415 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15416 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15417 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15418 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15419 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15420 Remove use_fixproto=yes.
15421 (ia64*-*-hpux*): Remove comment about using fixproto.
15422 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15424 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15426 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15428 * configure: Regenerate.
15430 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15432 PR middle-end/36520
15433 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15434 before evaluating it.
15436 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15439 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15440 nested inline functions.
15441 (start_decl, start_function): Don't invert DECL_EXTERNAL
15442 for nested inline functions.
15444 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15446 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15447 splits that must be made for correctness.
15449 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15451 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15452 (AVAIL_NON_MIPS16): Likewise.
15453 (mips_builtin_description): Replace target_flags with a predicate.
15454 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15455 (dspr2_32): New availability predicates.
15456 (MIPS_BUILTIN): New macro.
15457 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15458 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15459 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15460 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15461 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15462 (mips_dsp_32only_bdesc): Merge into...
15463 (mips_builtins): ...this new array.
15464 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15465 (mips_init_builtins): Update after above changes.
15466 (mips_expand_builtin_1): Merge into...
15467 (mips_expand_builtin): ...here and update after above changes.
15469 2008-06-12 Paul Brook <paul@codesourcery.com>
15471 * longlong.h (__arm__): Define count_leading_zeros.
15472 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15473 (clzsi2, clzdi2): New functions.
15474 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15475 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15476 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15477 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15478 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15479 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15480 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15481 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15482 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15483 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15485 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15487 * config/m68k/m68k.c (m68k_tune_flags): New.
15488 (override_options): Compute m68k_tune_flags.
15489 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15490 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15492 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15494 PR middle-end/36506
15495 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15497 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15499 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15500 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15502 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15504 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15505 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15507 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15509 PR middle-end/36506
15510 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15513 2008-06-12 Richard Guenther <rguenther@suse.de>
15515 PR tree-optimization/36345
15516 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15517 add memory_tag_needed flag.
15518 (may_alias_p): Declare.
15519 * tree-ssa-alias.c (may_alias_p): Export.
15520 (set_initial_properties): Use memory_tag_needed flag.
15521 (update_reference_counts): Likewise.
15522 (reset_alias_info): Reset memory_tag_needed flag.
15523 (create_name_tags): Check memory_tag_needed flag.
15524 (dump_points_to_info_for): Dump it.
15525 * tree-ssa-structalias.c (struct variable_info): Remove
15526 directly_dereferenced flag.
15527 (new_var_info): Do not initialize it.
15528 (process_constraint_1): Do not set it.
15529 (update_alias_info): Set is_dereferenced flag.
15530 (set_uids_in_ptset): Use may_alias_p.
15531 (set_used_smts): Check memory_tag_needed flag.
15532 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15533 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15534 memory_tag_needed flag.
15535 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15536 from broken design.
15538 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15540 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15541 red zone for w64 abi.
15542 (ix86_expand_prologue): Likewise.
15543 (ix86_force_to_memory): Likewise.
15544 (ix86_free_from_memory): Likewise.
15546 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15549 * config/rs6000/rs6000.c (rs6000_override_options): Set
15550 rs6000_isel conditionally to the absence of comand line override.
15551 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15552 Remove duplicate rs6000_isel setting.
15553 * config/rs6000/eabispe.h: Ditto.
15555 2008-06-11 Richard Guenther <rguenther@suse.de>
15557 * alias.c (get_alias_set): Use the element alias-set for arrays.
15558 (record_component_aliases): For arrays and vectors do nothing.
15559 * c-common.c (strict_aliasing_warning): Handle the cases
15560 of alias set zero explicitly.
15561 * Makefile.in (dfp.o-warn): Add -Wno-error.
15563 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15565 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15567 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15568 tune_32 tune_64 to supported_defaults. Allow values not
15569 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15570 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15571 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15572 with_cpu_64 to generic for 64-bit-supporting configurations, not
15573 with_cpu. Remove FIXMEs.
15574 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15575 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15576 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15577 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15578 arch_32 and arch_64.
15580 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15581 Olivier Hainque <hainque@adacore.com>
15583 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15584 Use DECL_SIZE_UNIT to retrieve the size of the field.
15586 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15588 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15589 with function calls after declarations. Lay out
15590 neon_float_type_node before further use.
15592 2008-06-11 Richard Guenther <rguenther@suse.de>
15594 * tree-flow.h (may_point_to_global_var): Declare.
15595 * tree-ssa-alias.c (may_point_to_global_var): New function.
15596 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15598 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15600 * configure.ac: Teach that fido supports .debug_line.
15601 * configure: Regenerate.
15603 2008-06-10 Tom Tromey <tromey@redhat.com>
15605 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15608 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15610 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15611 (encode_decimal64, decode_decimal64, encode_decimal128,
15612 decode_decimal128): Reverse order of 32-bit parts of value if host
15613 and target endianness differ.
15615 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15617 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15618 Avoid division by 0.
15619 (tree_mod_pow2_value_transform): Likewise.
15620 (tree_ic_transform): Likewise.
15621 (tree_stringops_transform): Likewise.
15622 (tree_mod_subtract_transform): Likewise.
15623 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15624 (copy_edges_for_bb): Likewise.
15625 (initialize_cfun): Likewise.
15627 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15629 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15630 nonmemory_operand. Add "N" operand constraint.
15632 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15633 (*jcc_btsi_mask): Ditto.
15634 (*jcc_btsi_mask_1): Ditto.
15636 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15638 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15639 TYPE_CANONICAL for copied element type.
15641 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15644 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15645 Add m_CORE2 and m_GENERIC.
15646 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15647 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15649 (*jcc_btdi_rex64): New instruction and split pattern.
15650 (*jcc_btsi): Ditto.
15651 (*jcc_btsi_1): Ditto.
15652 (*btsq): Fix Intel asm dialect operand order.
15656 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15658 PR middle-end/36447
15659 * simplify-rtx.c (simplify_subreg): Add check for shift count
15662 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15664 * doc/md.texi: Synchronize with later constraints.md change.
15665 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15666 with a C implementation.
15667 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15669 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15670 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15671 when moving to and from MD_REGNUM.
15672 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15673 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15674 Handle byte and halfword moves.
15675 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15677 * config/mips/constraints.md (h): Turn into NO_REGS.
15678 (l, x): Update documentation.
15679 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15680 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15681 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15682 (HILO): New mode iterator.
15684 (any_div): New code iterator.
15685 (u): Extend code attribute to div and udiv.
15686 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15687 d_operand in the splitters. Remove redundant CONST_INT checks.
15688 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15689 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15690 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15691 accordingly, using normal moves instead of unspecs to move LO into
15692 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15693 (<u>mulsidi3): Handle expansion in C code.
15694 (<u>mulsidi3_32bit_internal): Rename to...
15695 (<u>mulsidi3_32bit): ...this.
15696 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15697 (*<u>mulsidi3_64bit): Rename to...
15698 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15699 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15700 to set LO and HI to the multiplication result. Use a normal move
15701 for MFLO and an unspec for MFHI.
15702 (*<u>mulsidi3_64bit_parts): Replace with...
15703 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15704 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15705 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15706 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15707 instead of HI. Split the instruction into a separate multiplication
15708 and MFHI if !TARGET_FIX_R4000.
15709 (<su>muldi3_highpart): Likewise.
15710 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15711 and the "=h" clobber.
15712 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15713 (<u>mulditi3): New expander.
15714 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15715 (madsi): Remove "=h" clobber.
15716 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15717 Force the modulus result to be a GPR and split the instruction into
15718 a division followed by an MFHI after reload.
15719 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15720 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15721 the MIPS16 HIGH define_split.
15722 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15723 of acc<->gpr moves to "multi".
15724 (*movdi_64bit): Replace the single "x" alternative with
15725 alternatives for moving into and out of "a".
15726 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15727 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15728 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15729 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15730 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15731 (movti): New expander.
15732 (*movti, *movti_mips16): New insns.
15733 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15734 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15735 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15736 * config/mips/predicates.md (fpr_operand): Delete.
15737 (d_operand): New predicate.
15739 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15741 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15742 failure on some Bourne shells.
15743 (x86_64-*-*): Ditto.
15745 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15747 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15749 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15751 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15752 (sparc-sun-solaris2*): Likewise.
15754 2008-06-09 Arnaud Charlet <charlet@adacore.com
15756 * doc/install.texi: Update requirements to build the Ada compiler.
15758 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15760 * df-scan.c (struct df_scan_problem_data): Remove the
15761 mw_link_pool alloc pool.
15762 (df_scan_free_internal): Don't free it.
15763 (df_scan_alloc): Don't allocate it.
15764 * df.h (struct df_link): Update comment.
15766 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15768 * except.h: Correct checks for when SJLJ exceptions must be used.
15770 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15772 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15775 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15777 PR tree-optimization/36218
15778 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15779 configure for the build system.
15780 (BUILD_LDFLAGS): Define.
15781 * configure: Regenerate.
15782 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15784 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15787 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15788 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15789 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15791 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15793 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15795 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15797 * config.gcc (Obsolete configurations): Remove list of
15799 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15800 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15801 targets matched by those patterns.
15802 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15803 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15804 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15805 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15806 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15807 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15808 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15809 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15810 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15811 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15812 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15813 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15814 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15815 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15816 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15817 Make code for Solaris 7 and greater unconditional for Solaris.
15818 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15819 Remove --with-* handling.
15820 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15821 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15822 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15823 LINK_OS_WINDISS_SPEC): Remove.
15824 * config/rs6000/sysv4.opt (mwindiss): Remove.
15825 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15826 * configure: Regenerate.
15827 * doc/cpp.texi: Don't mention BeOS.
15828 * doc/extend.texi (interrupt): Don't mention MS1.
15829 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15830 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15831 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15832 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15833 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15835 * doc/invoke.texi (MT Options): Remove.
15836 (-mwindiss): Remove.
15837 (CRIS Options): Remove cris-axis-aout references.
15838 (HPPA Options): Don't mention hppa1.1-*-pro.
15839 * doc/md.texi: (MorphoTech family): Remove.
15840 * libgcc2.c: Don't handle UWIN.
15841 * config/alpha/t-unicosmk: Remove.
15842 * config/alpha/unicosmk.h: Remove.
15843 * config/arm/kaos-arm.h: Remove.
15844 * config/arm/kaos-strongarm.h: Remove.
15845 * config/arm/strongarm-coff.h: Remove.
15846 * config/arm/strongarm-elf.h: Remove.
15847 * config/arm/strongarm-pe.h: Remove.
15848 * config/arm/t-strongarm-pe: Remove.
15849 * config/arm/t-xscale-coff: Remove.
15850 * config/arm/t-xscale-elf: Remove.
15851 * config/arm/xscale-coff.h: Remove.
15852 * config/arm/xscale-elf.h: Remove.
15853 * config/chorus.h: Remove.
15854 * config/cris/aout.h: Remove.
15855 * config/cris/aout.opt: Remove.
15856 * config/cris/t-aout: Remove.
15857 * config/i386/beos-elf.h: Remove.
15858 * config/i386/kaos-i386.h: Remove.
15859 * config/i386/ptx4-i.h: Remove.
15860 * config/i386/sco5.h: Remove.
15861 * config/i386/sco5.opt: Remove.
15862 * config/i386/sysv4-cpp.h: Remove.
15863 * config/i386/sysv5.h: Remove.
15864 * config/i386/t-beos: Remove.
15865 * config/i386/t-sco5: Remove.
15866 * config/i386/t-uwin: Remove.
15867 * config/i386/uwin.asm: Remove.
15868 * config/i386/uwin.h: Remove.
15869 * config/kaos.h: Remove.
15870 * config/mips/windiss.h: Remove.
15871 * config/mt: Remove directory.
15872 * config/pa/pa-osf.h: Remove.
15873 * config/pa/pa-pro-end.h: Remove.
15874 * config/pa/t-pro: Remove.
15875 * config/ptx4.h: Remove.
15876 * config/rs6000/beos.h: Remove.
15877 * config/rs6000/kaos-ppc.h: Remove.
15878 * config/rs6000/t-beos: Remove.
15879 * config/rs6000/windiss.h: Remove.
15880 * config/sh/kaos-sh.h: Remove.
15881 * config/sol2-6.h: Remove.
15882 * config/sparc/sol26-sld.h: Remove.
15883 * config/sparc/sysv4-only.h: Remove.
15884 * config/vax/bsd.h: Remove.
15885 * config/vax/t-memfuncs: Remove.
15886 * config/vax/ultrix.h: Remove.
15887 * config/vax/vaxv.h: Remove.
15888 * config/windiss.h: Remove.
15890 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15892 PR rtl-optimization/36438
15893 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15894 for vector shifts with constant scalar shift operands.
15896 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15898 * doc/invoke.texi: Document -march=xlr.
15899 * config/mips/xlr.md: New file.
15900 * config/mips/mips.md: Include it.
15902 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15903 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15904 (mips_rtx_cost_data): Likewise.
15906 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15908 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15909 PRE_INC and PRE_DEC cases.
15911 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15913 PR rtl-optimization/36419
15914 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15915 the emitting jump insn.
15918 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15919 is not bool, boolify the whole *expr_p and convert to the desired type.
15921 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15923 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15924 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15925 Add omp_private_outer_ref hook, add another argument to
15926 omp_clause_default_ctor hook.
15927 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15928 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15929 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15930 hook_tree_tree_tree_tree_null.
15931 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15932 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15933 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15934 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15935 * tree.def (OMP_TASK): New tree code.
15936 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15937 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15938 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15939 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15940 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15941 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15942 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15943 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15944 (OMP_DIRECTIVE_P): Add OMP_TASK.
15945 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15946 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15947 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15948 and OMP_CLAUSE_UNTIED entries.
15949 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15951 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15952 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15953 * tree-pretty-print.c (dump_omp_clause): Handle
15954 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15955 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15956 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15957 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15958 warning about unsigned iterators. Change decl/init/cond/incr
15959 arguments to TREE_VECs, check arguments for all collapsed loops.
15960 (c_finish_omp_taskwait): New function.
15961 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15963 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15964 default_function_array_conversion on init. Add par_clauses argument.
15965 If decl is present in parallel's lastprivate clause, change it to
15966 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15967 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15968 collapse count in clauses.
15969 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15970 c_parser_omp_for_loop callers.
15971 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15972 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15973 (c_parser_omp_clause_name): Handle collapse and untied clauses.
15974 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
15976 (c_parser_omp_clause_schedule): Handle schedule(auto).
15977 Include correct location in the error message.
15978 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
15979 and PRAGMA_OMP_CLAUSE_UNTIED.
15980 (OMP_TASK_CLAUSE_MASK): Define.
15981 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
15982 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
15983 * tree-nested.c (convert_nonlocal_omp_clauses,
15984 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
15985 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
15986 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15987 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
15989 (conver_nonlocal_reference, convert_local_reference,
15990 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
15991 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
15992 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
15993 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
15994 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
15995 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
15996 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
15997 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
15998 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16000 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16001 * c-common.h (c_finish_omp_taskwait): New prototype.
16002 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16003 * tree-parloops.c (create_parallel_loop): Create 1 entry
16004 vectors for OMP_FOR_{INIT,COND,INCR}.
16005 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16006 (make_edges): Handle OMP_TASK.
16007 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16008 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16009 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16010 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16011 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16012 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16013 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16014 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16015 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16016 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16017 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16018 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16019 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16020 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16021 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16022 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16023 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16024 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16025 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16026 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16027 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16028 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16029 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16030 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16031 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16032 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16033 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16034 original iterator is present in lastprivate clause or if
16035 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16036 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16037 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16038 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16039 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16040 if it is set, lookup var in outer contexts too. Handle
16041 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16042 to be implicitly determined firstprivate for task regions.
16043 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16044 if it is set, lookup var in outer contexts too. Set
16045 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16046 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16047 OMP_CLAUSE_UNTIED. Take region_type as last argument
16048 instead of in_parallel and in_combined_parallel.
16049 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16051 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16052 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16053 (new_omp_context): Set default_kind to
16054 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16055 (omp_region_type): New enum.
16056 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16057 fields, add region_type.
16058 (new_omp_context): Take region_type as argument instead of is_parallel
16059 and is_combined_parallel.
16060 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16061 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16062 ctx->is_combined_parallel checks.
16063 (gimplify_omp_task): New function.
16064 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16066 * omp-low.c (extract_omp_for_data): Use schedule(static)
16067 for schedule(auto). Handle pointer and unsigned iterators.
16068 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16069 Add loops argument. Extract data for collapsed OMP_FOR loops.
16070 (expand_parallel_call): Assert sched_kind isn't auto,
16071 map runtime schedule to index 3.
16072 (struct omp_for_data_loop): New type.
16073 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16074 Add loop, loops, collapse and iter_type fields.
16075 (workshare_safe_to_combine_p): Disallow combined for if
16076 iter_type is unsigned long long. Don't combine collapse > 1 loops
16077 unless all bounds and steps are constant. Adjust extract_omp_for_data
16079 (expand_omp_for_generic): Handle pointer, unsigned and long long
16080 iterators. Handle collapsed OMP_FOR loops. Adjust
16081 for struct omp_for_data changes. If libgomp function doesn't return
16082 boolean_type_node, add comparison of the return value with 0.
16083 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16084 pointer, unsigned and long long iterators. Adjust for struct
16085 omp_for_data changes.
16086 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16087 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16088 unsigned long long. Allocate loops array, pass it to
16089 extract_omp_for_data. For collapse > 1 loops use always
16090 expand_omp_for_generic.
16091 (omp_context): Add sfield_map and srecord_type fields.
16092 (is_task_ctx, lookup_sfield): New functions.
16093 (use_pointer_for_field): Use is_task_ctx helper. Change first
16094 argument's type from const_tree to tree. Clarify comment.
16095 In OMP_TASK disallow copy-in/out sharing.
16096 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16097 (install_var_field): Add mask argument. Populate both record_type
16098 and srecord_type if needed.
16099 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16101 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16102 and DECL_FIELD_OFFSET.
16103 (scan_sharing_clauses): Adjust install_var_field callers. For
16104 firstprivate clauses on explicit tasks allocate the var by value in
16105 record_type unconditionally, rather than by reference.
16106 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16107 Use is_taskreg_ctx instead of is_parallel_ctx.
16108 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16109 (create_omp_child_function_name): Add task_copy argument, use
16110 *_omp_cpyfn* names if it is true.
16111 (create_omp_child_function): Add task_copy argument, if true create
16112 *_omp_cpyfn* helper function.
16113 (scan_omp_parallel): Adjust create_omp_child_function callers.
16114 Rename parallel_nesting_level to taskreg_nesting_level.
16115 (scan_omp_task): New function.
16116 (lower_rec_input_clauses): Don't run constructors for firstprivate
16117 explicit task vars which are initialized by *_omp_cpyfn*.
16118 Pass outer var ref to omp_clause_default_ctor hook if
16119 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16120 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16121 OMP_CLAUSE_REDUCTION_INIT.
16122 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16123 avoid duplicate setting of fields. Handle
16124 OMP_CLAUSE_PRIVATE_OUTER_REF.
16125 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16126 copy-out if TREE_READONLY, only copy-in.
16127 (expand_task_copyfn): New function.
16128 (expand_task_call): New function.
16129 (struct omp_taskcopy_context): New type.
16130 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16132 (lower_omp_parallel): Rename to...
16133 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16134 Call create_task_copyfn if srecord_type is needed. Adjust
16136 (task_shared_vars): New variable.
16137 (check_omp_nesting_restrictions): Warn if work-sharing,
16138 barrier, master or ordered region is closely nested inside OMP_TASK.
16139 Add warnings for barrier if closely nested inside of work-sharing,
16140 ordered, or master region.
16141 (scan_omp_1): Call check_omp_nesting_restrictions even for
16142 GOMP_barrier calls. Rename parallel_nesting_level to
16143 taskreg_nesting_level. Handle OMP_TASK.
16144 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16145 work-sharing construct, continue looking for them on parent parallel
16147 (lower_omp_for_lastprivate): Add lastprivate clauses
16148 to the beginning of dlist rather than end. Adjust for struct
16149 omp_for_data changes.
16150 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16151 not after it. Handle collapsed OMP_FOR loops, adjust for
16152 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16153 (get_ws_args_for): Adjust extract_omp_for_data caller.
16154 (scan_omp_for): Handle collapsed OMP_FOR
16155 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16156 (lower_omp_single_simple): If libgomp function doesn't return
16157 boolean_type_node, add comparison of the return value with 0.
16158 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16159 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16160 (parallel_nesting_level): Rename to...
16161 (taskreg_nesting_level): ... this.
16162 (is_taskreg_ctx): New function.
16163 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16164 of is_parallel_ctx.
16165 (execute_lower_omp): Rename parallel_nesting_level to
16166 taskreg_nesting_level.
16167 (expand_omp_parallel): Rename to...
16168 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16169 Call omp_task_call for OMP_TASK regions.
16170 (expand_omp): Adjust caller, handle OMP_TASK.
16171 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16173 * bitmap.c (bitmap_default_obstack_depth): New variable.
16174 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16175 if argument is NULL and bitmap_default_obstack is already initialized.
16176 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16178 * matrix-reorg.c (matrix_reorg): Likewise.
16180 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16182 * config/i386/i386.md (*indirect_jump): Macroize using P
16183 mode iterator. Remove !TARGET_64BIT from insn constraints.
16184 (*tablejump_1): Ditto.
16185 (*indirect_jump_rex64): Remove insn pattern.
16186 (*tablejump_1_rex64): Ditto.
16187 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16188 and eh_return_si insn patterns.
16190 2008-06-06 Richard Guenther <rguenther@suse.de>
16192 * tree-ssa-structalias.c (merge_smts_into): Remove.
16193 (find_what_p_points_to): Do not bother to compute the
16194 points-to set for pt_anything pointers.
16195 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16196 for pt_anything pointers is ok.
16198 2008-06-06 Jan Hubicka <jh@suse.cz>
16200 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16202 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16204 * cgraph.c: Fix typos in comments.
16205 (cgraph_availability_names): Fix string typo.
16206 * fold-const.c: Fix typos in comments.
16207 (fold_binary): Fix typo in warning.
16208 * genautomata.c: Fix typos in comments.
16209 (check_presence_pattern_sets): Fix typo in local variable.
16210 (output_description): Fix typo in output.
16211 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16212 * hwint.h: Likewise.
16213 * matrix-reorg.c (check_allocation_function): Likewise.
16214 * omega.c (smooth_weird_equations): Likewise.
16215 * auto-inc-dec.c: Fix typos in comments.
16216 * bb-reorder.c: Likewise.
16217 * builtins.c: Likewise.
16218 * c-common.c: Likewise.
16219 * c-cppbuiltin.c: Likewise.
16220 * c-parser.c: Likewise.
16221 * c-pretty-print.c: Likewise.
16222 * cfgcleanup.c: Likewise.
16223 * cfgexpand.c: Likewise.
16224 * cfghooks.c: Likewise.
16225 * cfglayout.c: Likewise.
16226 * cfgloopmanip.c: Likewise.
16227 * cgraphunit.c: Likewise.
16228 * coverage.c: Likewise.
16229 * dbxout.c: Likewise.
16230 * df-byte-scan.c: Likewise.
16231 * df-core.c: Likewise.
16232 * df-problems.c: Likewise.
16233 * df-scan.c: Likewise.
16235 * dominance.c: Likewise.
16236 * domwalk.c: Likewise.
16238 * dwarf2out.c: Likewise.
16239 * emit-rtl.c: Likewise.
16240 * et-forest.c: Likewise.
16241 * function.c: Likewise.
16242 * function.h: Likewise.
16244 * gcov-io.c: Likewise.
16245 * gcov.c: Likewise.
16246 * gcse.c: Likewise.
16247 * genattrtab.c: Likewise.
16248 * ggc-page.c: Likewise.
16249 * gimplify.c: Likewise.
16250 * gthr-lynx.h: Likewise.
16251 * haifa-sched.c: Likewise.
16252 * ipa-cp.c: Likewise.
16253 * ipa-inline.c: Likewise.
16254 * ipa-prop.h: Likewise.
16255 * ipa-pure-const.c: Likewise.
16256 * ipa-struct-reorg.c: Likewise.
16257 * ipa-struct-reorg.h: Likewise.
16258 * ipa-type-escape.c: Likewise.
16260 * loop-doloop.c: Likewise.
16261 * mips-tfile.c: Likewise.
16262 * mkmap-flat.awk: Likewise.
16263 * mkmap-symver.awk: Likewise.
16264 * modulo-sched.c: Likewise.
16265 * omp-low.c: Likewise.
16266 * optabs.c: Likewise.
16267 * optabs.h: Likewise.
16268 * opts.c: Likewise.
16269 * passes.c: Likewise.
16270 * postreload-gcse.c: Likewise.
16271 * postreload.c: Likewise.
16272 * predict.c: Likewise.
16273 * pretty-print.h: Likewise.
16274 * profile.c: Likewise.
16275 * protoize.c: Likewise.
16276 * ra-conflict.c: Likewise.
16277 * real.c: Likewise.
16278 * recog.c: Likewise.
16279 * regclass.c: Likewise.
16280 * regs.h: Likewise.
16281 * reload.c: Likewise.
16282 * rtl-error.c: Likewise.
16283 * rtlanal.c: Likewise.
16284 * scan.h: Likewise.
16285 * sched-rgn.c: Likewise.
16287 * stmt.c: Likewise.
16288 * target.h: Likewise.
16289 * tree-dfa.c: Likewise.
16290 * tree-eh.c: Likewise.
16291 * tree-flow-inline.h: Likewise.
16292 * tree-inline.c: Likewise.
16293 * tree-into-ssa.c: Likewise.
16294 * tree-loop-distribution.c: Likewise.
16295 * tree-nested.c: Likewise.
16296 * tree-parloops.c: Likewise.
16297 * tree-pass.h: Likewise.
16298 * tree-pretty-print.c: Likewise.
16299 * tree-profile.c: Likewise.
16300 * tree-scalar-evolution.c: Likewise.
16301 * tree-sra.c: Likewise.
16302 * tree-ssa-alias-warnings.c: Likewise.
16303 * tree-ssa-ccp.c: Likewise.
16304 * tree-ssa-coalesce.c: Likewise.
16305 * tree-ssa-dom.c: Likewise.
16306 * tree-ssa-dse.c: Likewise.
16307 * tree-ssa-forwprop.c: Likewise.
16308 * tree-ssa-live.c: Likewise.
16309 * tree-ssa-live.h: Likewise.
16310 * tree-ssa-loop-im.c: Likewise.
16311 * tree-ssa-loop-ivopts.c: Likewise.
16312 * tree-ssa-loop-niter.c: Likewise.
16313 * tree-ssa-loop-prefetch.c: Likewise.
16314 * tree-ssa-phiopt.c: Likewise.
16315 * tree-ssa-phiprop.c: Likewise.
16316 * tree-ssa-sccvn.c: Likewise.
16317 * tree-ssa-ter.c: Likewise.
16318 * tree-ssa-threadupdate.c: Likewise.
16319 * tree-ssa.c: Likewise.
16320 * tree-vect-analyze.c: Likewise.
16321 * tree-vect-transform.c: Likewise.
16322 * tree-vectorizer.c: Likewise.
16323 * tree-vn.c: Likewise.
16324 * tree-vrp.c: Likewise.
16325 * tree.c: Likewise.
16326 * tree.def: Likewise.
16327 * tree.h: Likewise.
16328 * unwind-dw2-fde.c: Likewise.
16329 * unwind.inc: Likewise.
16330 * value-prof.c: Likewise.
16331 * vmsdbgout.c: Likewise.
16333 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16335 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16336 always place FP constants in the TOC for TARGET_POWERPC64.
16337 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16339 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16341 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16342 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16343 enable for TARGET_E500_DOUBLE.
16344 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16345 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16346 floating-point modes like integer modes for E500 double.
16347 (rs6000_legitimate_offset_address_p): Likewise.
16348 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16349 addressing for DDmode for E500 double.
16350 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16351 modes as using 64-bits of registers for E500 double.
16352 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16353 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16354 specially for E500 double.
16355 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16356 TDmode for E500 double.
16357 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16358 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16359 (rs6000_split_multireg_move): Do not handle TDmode specially for
16361 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16362 using 64-bit registers for E500 double.
16363 (emit_frame_save): Do not handle DDmode specially for E500 double.
16364 (gen_frame_mem_offset): Likewise.
16365 (rs6000_function_value): Do not call spe_build_register_parallel
16366 for DDmode or TDmode.
16367 (rs6000_libcall_value): Likewise.
16368 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16369 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16372 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16374 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16377 2008-06-04 Junjie Gu <jgu@tensilica.com>
16379 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16380 comparison for frame pointers.
16382 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16385 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16387 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16390 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16391 register is already smaller or equal to required mode.
16393 2008-06-04 Xinliang David Li <davidxl@google.com>
16395 * tree-call-cdce.c: New file.
16396 (cond_dead_built_in_calls): New static variable.
16397 (input_domain): New struct.
16398 (check_pow): New function.
16399 (check_builtin_call): Ditto.
16400 (check_target_format): Ditto.
16401 (is_call_dce_candidate): Ditto.
16402 (gen_one_condition): Ditto.
16403 (gen_conditions_for_domain): Ditto.
16404 (get_domain): Ditto.
16405 (gen_conditions_for_pow_cst_base): Ditto.
16406 (gen_conditions_for_pow_int_base): Ditto.
16407 (gen_conditions_for_pow): Ditto.
16408 (get_no_error_domain): Ditto.
16409 (gen_shrink_wrap_conditions): Ditto.
16410 (shrink_wrap_one_built_in_call): Ditto.
16411 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16412 (tree_call_cdce): Ditto.
16413 (gate_call_cdce): Ditto.
16414 (pass_call_cdce): New gimple pass.
16415 * passes.c: (init_optimization_passes): New pass.
16416 * tree-pass.h: New pass declaration.
16417 * opts.c (decode_options): New flag setting.
16418 * common.opt: Add -ftree-builtin-call-dce flag.
16419 * Makefile.in: Add new source file.
16420 * tempvar.def: New tv_id.
16421 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16423 2008-06-04 Richard Guenther <rguenther@suse.de>
16425 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16426 (is_call_clobbered): Always check var_ann->call_clobbered.
16427 (mark_call_clobbered): Always set var_ann->call_clobbered.
16428 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16429 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16430 (reset_alias_info): Clear call clobbering info on MTAGs and
16432 (set_pt_anything): Set pt_global_mem.
16433 (create_tag_raw): Adjust comment.
16434 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16436 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16437 Maxim Kuvyrkov <maxim@codesourcery.com>
16439 * config/m68k/m68k.opt (mxgot): New option.
16440 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16441 (m68k_output_addr_const_extra): New.
16442 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16443 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16444 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16445 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16447 2008-06-04 Richard Guenther <rguenther@suse.de>
16449 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16450 negative or non-representable offsets.
16452 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16454 * config/i386/i386.c (ix86_gen_leave): New.
16455 (ix86_gen_pop1): Likewise.
16456 (ix86_gen_add3): Likewise.
16457 (ix86_gen_sub3): Likewise.
16458 (ix86_gen_sub3_carry): Likewise.
16459 (ix86_gen_one_cmpl2): Likewise.
16460 (ix86_gen_monitor): Likewise.
16461 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16462 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16463 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16464 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16465 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16466 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16467 (ix86_expand_epilogue): Updated.
16468 (print_operand): Handle integer register operand for 'z'.
16469 (ix86_expand_strlensi_unroll_1): Likewise.
16470 (ix86_expand_strlen): Likewise.
16471 (ix86_expand_builtin): Likewise.
16472 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16473 mov{q}/mov{l} and add{q}/add{l}.
16475 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16477 * config/i386/i386.md (P): New mode iterator.
16478 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16479 using P mode iterator.
16480 (DFmode push_operand splitter): Ditto.
16481 (XFmode push_operand splitter): Ditto.
16482 (DFmode float_extend SFmode push_operand splitter): Ditto.
16483 (XFmode float_extend SFmode push_operand splitter): Do not generate
16484 SImode pushes for 64bit target. Macroize Dimode and SImode
16485 pushes using P mode iterator.
16486 (XFmode float_extend DFmode push_operand splitter): Ditto.
16488 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16490 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16491 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16492 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16493 return type to int.
16494 (ix86_call_abi_override): Remove check for call_used_regs.
16496 2008-06-03 Richard Guenther <rguenther@suse.de>
16498 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16499 for the lhs of calls if the return type contains pointers.
16501 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16503 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16504 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16505 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16506 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16507 of cfun and DEFAULT_ABI to deceide abi mode.
16508 (DEFAULT_ABI): New.
16509 (REG_PARM_STACK_SPACE): Removed.
16510 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16511 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16512 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16513 (ix86_function_abi): Likewise.
16514 (ix86_function_type_abi): Likewise.
16515 (ix86_call_abi_override): Likewise.
16516 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16517 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16518 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16519 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16521 (X86_64_REGPARM_MAX): New.
16522 (X86_64_SSE_REGPARM_MAX): New.
16523 (X64_REGPARM_MAX): New.
16524 (X64_SSE_REGPARM_MAX): New.
16525 (X86_32_REGPARM_MAX): New.
16526 (X86_32_SSE_REGPARM_MAX): New.
16527 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16528 (ix86_function_regparm): Handle user calling abi.
16529 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16530 by DEFAULT_ABI versus SYSV_ABI check.
16531 (ix86_reg_parm_stack_space): New.
16532 (ix86_function_type_abi): New.
16533 (ix86_call_abi_override): New.
16534 (ix86_function_abi): New.
16535 (ix86_cfun_abi): New.
16536 (init_cumulative_args): Call abi specific initialization.
16537 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16538 (function_arg_64): Extend SSE_REGPARM_MAX check.
16539 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16540 (ix86_pass_by_reference): Likewise.
16541 (ix86_function_value_regno_p): Likewise.
16542 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16543 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16544 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16545 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16546 (setup_incoming_varargs_64): Adjust regparm for call abi.
16547 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16548 (ix86_va_start): Likewise.
16549 (ix86_gimplify_va_arg): Likewise.
16550 (ix86_expand_prologue): Likewise.
16551 (output_pic_addr_const): Likewise.
16552 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16553 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16554 (x86_output_mi_thunk): Likewise.
16555 (x86_function_profiler): Likewise.
16556 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16557 (SYSV_ABI, MS_ABI): New constants.
16558 (DEFAULT_ABI): New.
16559 (init_regs): Add prototype of function in regclass.c file.
16560 (OVERRIDE_ABI_FORMAT): New.
16561 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16562 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16563 (OUTGOING_REG_PARM_STACK_SPACE): New.
16564 (ix86_reg_parm_stack_space): New prototype.
16565 (CUMULATIVE_ARGS): Add call_abi member.
16566 (machine_function): Add call_abi member.
16567 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16568 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16570 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16573 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16574 (avr_builtin_setjmp_frame_value): New function.
16575 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16576 (nonlocal_goto): Define.
16578 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16580 * config/mips/mips.c (mips_emit_loadgp): Return early if
16581 there is nothing do to, otherwise emit a blockage if
16582 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16583 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16585 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16587 * configure.ac: Drop unneeded backslash ending up in config.in.
16588 * acinclude.m4: Likewise.
16589 * config.in: Regenerate.
16591 2008-05-26 Jan Hubicka <jh@suse.cz>
16593 * predict.c (maybe_hot_frequency_p): Break out of...
16594 (maybe_hot_bb_p): ... here.
16595 (maybe_hot_edge_p): New.
16596 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16597 * basic-block.h (maybe_hot_edge_p): Declare.
16599 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16601 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16602 (*cmpfp_<mode>_cc): Ditto.
16603 (*fp_jcc_8<mode>_387): Ditto.
16604 (*fop_<MODEF:mode>_2_i387): Ditto.
16605 (*fop_<MODEF:mode>_3_i387): Ditto.
16606 (*fop_xf_2_i387): Ditto.
16607 (*fop_xf_3_i387): Ditto.
16609 2008-06-02 Tomas Bily <tbily@suse.cz>
16611 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16613 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16615 * config/mips/mips.c (mips_valid_offset_p): New function.
16616 (mips_valid_lo_sum_p): Likewise.
16617 (mips_classify_address): Use them.
16618 (mips_force_address): New function.
16619 (mips_legitimize_address): Use it.
16620 * config/mips/mips.md (MOVE128): New mode iterator.
16621 (movtf): Require TARGET_64BIT. Remove empty strings.
16622 (*movtf_internal): Rename to...
16623 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16624 of "R" and use {,fp}{load,store} attributes instead of "multi".
16625 Use a separate define_split.
16626 (*movtf_mips16): New pattern.
16628 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16630 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16631 * config/mips/mips.c (mips_expand_before_return): New function.
16632 (mips_expand_epilogue): Call it.
16633 * config/mips/mips.md (return): Turn into a define_expand.
16634 (*return): New insn.
16636 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16638 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16639 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16640 functions. Do not emit uses and clobbers of CONCATs; individually
16641 use and clobber their operands.
16642 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16643 gen_clobber, emit_use and gen_use.
16644 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16645 (expand_builtin_return): Likewise.
16646 * cfgbuild.c (count_basic_blocks): Likewise.
16647 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16648 * explow.c (emit_stack_restore): Likewise.
16649 * expmed.c (extract_bit_field_1): Likewise.
16650 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16651 (emit_move_multi_word, store_constructor): Likewise.
16652 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16653 (thread_prologue_and_epilogue_insns): Likewise.
16654 * lower-subreg.c (resolve_simple_move): Likewise.
16655 * optabs.c (widen_operand, expand_binop): Likewise.
16656 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16657 * reload.c (find_reloads): Likewise.
16658 * reload1.c (eliminate_regs_in_insn): Likewise.
16659 * stmt.c (expand_nl_goto_receiver): Likewise.
16660 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16661 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16662 * config/arm/arm.c (arm_load_pic_register): Likewise.
16663 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16664 * config/arm/arm.md (untyped_return): Likewise.
16665 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16666 * config/avr/avr.c (expand_prologue): Likewise.
16667 * config/bfin/bfin.c (do_unlink): Likewise.
16668 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16669 * config/cris/cris.c (cris_expand_prologue): Likewise.
16670 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16671 (machopic_legitimize_pic_address): Likewise.
16672 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16673 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16674 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16675 (ix86_expand_convert_uns_didf_sse): Likewise.
16676 (ix86_expand_vector_init_general): Likewise.
16677 * config/ia64/ia64.md (eh_epilogue): Likewise.
16678 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16679 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16680 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16681 (config/iq2000/iq2000.c): Likewise.
16682 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16683 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16684 (builtin_longjmp): Likewise.
16685 * config/mn10300/mn10300.md (call, call_value): Likewise.
16686 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16687 * config/pdp11/pdp11.md (abshi2): Likewise.
16688 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16689 * config/s390/s390.c (s390_emit_prologue): Likewise.
16690 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16691 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16692 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16693 * config/sh/sh.c (prepare_move_operands): Likewise.
16694 (output_stack_adjust, sh_expand_epilogue): Likewise.
16695 (sh_set_return_address, sh_expand_t_scc): Likewise.
16696 * config/sparc/sparc.c (load_pic_register): Likewise.
16697 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16698 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16699 * config/v850/v850.c (expand_epilogue): Likewise.
16701 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16703 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16704 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16705 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16706 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16707 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16708 stack pointer register.
16709 (output_movhi): Remove code for interrupt specific writing to the
16710 stack pointer register.
16712 2008-05-31 Richard Guenther <rguenther@suse.de>
16714 PR tree-optimization/34244
16715 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16716 (tree_expr_nonzero_warnv_p): Likewise.
16717 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16718 ssa_name_nonnegative_p.
16719 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16720 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16721 not tree_expr_nonzero_warnv_p.
16723 PR tree-optimization/36262
16725 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16727 PR tree-optimization/34244
16728 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16729 (record_numbers_of_iterations): New function.
16730 (execute_vrp): Cache the numbers of iterations of loops.
16731 * tree-scalar-evolution.c (scev_reset_except_niters):
16733 (scev_reset): Use scev_reset_except_niters.
16734 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16736 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16738 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16739 __WORKAROUND_RETS when appropriate.
16741 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16743 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16744 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16746 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16747 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16748 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16749 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16750 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16751 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16752 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16753 *fop_df_1_sse insn patterns using MODEF mode iterator.
16754 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16755 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16756 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16757 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16758 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16759 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16760 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16761 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16762 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16763 (*fop_xf_5_i387): Ditto.
16764 (*fop_xf_6_i387): Ditto.
16766 2008-05-30 Richard Guenther <rguenther@suse.de>
16768 * builtins.c (build_string_literal): Avoid generating
16769 a non-gimple_val result.
16771 2008-05-30 DJ Delorie <dj@redhat.com>
16773 * exec-tool.in: Use an environment variable (private) instead of a
16774 file (shared) as a semaphore, so as to not break parallel builds.
16776 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16778 * optabs.c (maybe_encapsulate_block): Remove.
16779 (emit_libcall_block): Adjust accordingly.
16780 * optabs.h (maybe_encapsulate_block): Remove prototype.
16782 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16783 Don't use maybe_encapsulate_block.
16785 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16787 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16788 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16789 rtx is a SYMBOL_REF before calling get_pool_constant.
16791 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16793 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16795 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16797 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16798 rather than OS names to choose INO_T_EQ definition.
16799 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16800 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16802 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16805 * config/darwin-f.c: New.
16806 * config/t-darwin: Added rule to build darwin-f.o.
16807 * config.gcc: Defined new variable, fortran_target_objs.
16808 (*-*-darwin*): Set fortran_target_objs.
16809 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16810 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16811 * configure: Regenerated.
16813 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16816 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16817 canonical type if needed.
16819 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16821 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16823 2008-05-29 Richard Guenther <rguenther@suse.de>
16825 PR tree-optimization/36343
16826 PR tree-optimization/36346
16827 PR tree-optimization/36347
16828 * tree-flow.h (clobber_what_p_points_to): Declare.
16829 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16830 pointed-to variable is dereferenced is irrelevant to whether
16831 the pointer can access the pointed-to variable.
16832 (clobber_what_p_points_to): New function.
16833 * tree-ssa-alias.c (set_initial_properties): Use it.
16834 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16835 call clobber check for NMTs.
16837 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16839 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16840 for printing gcov_type.
16842 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16844 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16845 and the eh region information.
16846 * value-prof.c (gimple_move_stmt_histograms): New function.
16847 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16849 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16851 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16853 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16855 * value-prof.c (tree_ic_transform): Print counts.
16856 * tree-profile.c (tree_gen_ic_func_profiler):
16857 Clear __gcov_indreict_call_callee variable to avoid misattribution
16860 2008-05-28 Rafael Espíndola <espindola@google.com>
16862 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16865 2008-05-28 Richard Guenther <rguenther@suse.de>
16867 PR tree-optimization/36339
16868 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16869 and clobbering code out of the loop.
16871 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16873 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16876 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16877 s390_contiguous_bitmask_p, s390_symref_operand_p,
16878 s390_check_symref_alignment, s390_reload_larl_operand,
16879 s390_reload_symref_address): New functions.
16880 (s390_branch_condition_mnemonic): Support compare and branch
16882 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16883 and 'W' constraints.
16884 (s390_secondary_reload): Add secondary reloads for unaligned
16885 symbol refs or symbol refs to floating point or QI/TI mode
16887 (legitimate_address_p): Accept symbol references as addresses.
16888 (s390_expand_insv): Use rotate and insert selected bits
16889 instruction for insv when building for z10.
16890 (print_operand_address): Handle symbol ref addresses.
16891 (print_operand): Output modifier 'c' added for signed byte values.
16892 (s390_encode_section_info): Mark symbol refs with
16893 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16895 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16896 (length attribute): RRF, RRR have 4 byte length.
16897 (FPALL, INTALL): New mode iterators added.
16898 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16899 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16900 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16901 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16902 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16903 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16904 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16905 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16907 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16908 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16909 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16910 reload<INTALL:mode><P:mode>_toreg_z10,
16911 reload<FPALL:mode><P:mode>_tomem_z10,
16912 reload<FPALL:mode><P:mode>_toreg_z10,
16913 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16914 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16915 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16916 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16918 (movmem, clrmem, cmpmem): New splitters added.
16920 * config/s390/predicates.md (larl_operand): Use
16921 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16922 SYMBOL_REF_ALIGN1_P.
16923 (s390_signed_integer_comparison,
16924 s390_unsigned_integer_comparison): New predicates.
16926 * config/s390/s390-protos.h (s390_check_symref_alignment,
16927 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16928 s390_reload_symref_address,
16929 s390_compare_and_branch_condition_mask): Prototypes added.
16931 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16932 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16933 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16935 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16937 * config/s390/s390.c (z10_cost): New cost function for z10.
16938 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16939 (s390_issue_rate): Adjust issue rate for z10.
16940 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16941 (processor_flags): Add PF_Z10.
16942 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16943 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16944 * gcc/config.gcc: Add z10.
16946 2008-05-28 Richard Guenther <rguenther@suse.de>
16948 PR tree-optimization/36291
16949 * tree-flow. h (struct gimple_df): Remove var_anns member.
16950 * tree-flow-inline.h (gimple_var_anns): Remove.
16951 (var_ann): Simplify.
16952 * tree-dfa.c (create_var_ann): Simplify.
16953 (remove_referenced_var): Clear alias info from var_anns of globals.
16954 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16955 (delete_tree_ssa): Clear alias info from var_anns of globals.
16956 Do not free var_anns.
16957 (var_ann_eq): Remove.
16958 (var_ann_hash): Likewise.
16960 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16962 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16963 and loongson2f entries.
16964 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16965 * config/mips/mips.h (processor_type): Add Loongson-2E
16966 and Loongson-2F entries.
16967 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16968 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16969 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16970 * doc/invoke.texi (MIPS Options): Document loongson2e
16971 and loongson2f processor names.
16973 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16977 * config/i386/i386.c (ix86_function_arg_boundary): Use
16978 alignment of canonical type.
16979 (ix86_expand_vector_move): Check unaligned memory access for
16982 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16984 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
16985 Moved to the front of file.
16987 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
16988 H.J. Lu <hongjiu.lu@intel.com>
16990 * dwarf2out.c (current_fde): New.
16992 (lookup_cfa:): Likewise.
16993 (dwarf2out_end_epilogue): Likewise.
16994 (dwarf2out_note_section_used): Likewise.
16996 2008-05-27 Michael Matz <matz@suse.de>
16999 * c.opt (Wenum-compare): New warning option.
17000 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17002 2008-05-27 Michael Matz <matz@suse.de>
17004 PR middle-end/36326
17005 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17007 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17008 into memory as tail calls.
17010 2008-05-27 Richard Guenther <rguenther@suse.de>
17012 PR tree-optimization/36339
17013 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17014 pointers cause all addressable variables to be call clobbered.
17016 2008-05-27 Richard Guenther <rguenther@suse.de>
17018 PR tree-optimization/36245
17019 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17021 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17023 * config/s390/s390.md: Replace all occurences of the 'm'
17024 constraint with 'RT'.
17026 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17028 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17030 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17032 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17033 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17034 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17036 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17038 * reload.c: (find_reloads): Skip alternatives according to the
17039 "enabled" attribute. Constify the constraint variable.
17040 * recog.c (get_attr_enabled): Add default implementation.
17041 (extract_insn): Set the alternative_enabled_p array
17042 in the recog_data struct.
17043 (preprocess_constraints, constrain_operands): Skip
17044 alternatives according to the "enabled" attribute
17045 * recog.h (struct recog_data): New field alternative_enabled_p.
17046 (skip_alternative): New inline function.
17047 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17048 (record_reg_classes): Skip alternative according to the
17049 "enabled" attribute.
17051 * doc/md.texi: Add documention for the "enabled" attribute.
17053 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17055 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17056 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17057 constraint with TARGET_MEM_CONSTRAINT.
17058 * recog.c (asm_operand_ok, preprocess_constraints,
17059 constrain_operands): Likewise.
17060 * regclass.c (record_reg_classes): Likewise.
17061 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17062 * reload1.c (maybe_fix_stack_asms): Likewise.
17063 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17064 * recog.h: Adjust comment.
17065 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17066 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17067 * doc/md.texi: Add a note to description of 'm' constraint.
17068 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17070 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17072 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17073 that the bitfield is of integral type before testing its precision.
17075 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17076 Sa Liu <saliu@de.ibm.com>
17078 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17079 __modti3, __udivti3, __umodti3 and __udivmodti4.
17080 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17081 that implement TImode mul and div functions.
17082 * config/spu/multi3.c: New. Implement __multi3.
17083 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17084 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17087 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17089 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17090 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17091 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17092 tls_sysv_suffix): New mode and mode attribute iterators.
17093 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17094 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17095 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17096 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17097 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17100 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17102 PR tree-optimization/36329
17103 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17104 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17105 * cgraphbuild.c (initialize_inline_failed): Use the latter
17106 macro in lieu of the former.
17107 * ipa-inline.c (cgraph_mark_inline): Likewise.
17108 (cgraph_decide_inlining_of_small_function): Likewise.
17109 (cgraph_decide_inlining): Likewise.
17110 (cgraph_decide_inlining_incrementally): Likewise.
17112 2008-05-26 Tristan Gingold <gingold@adacore.com>
17113 Anatoly Sokolov <aesok@post.ru>
17115 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17116 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17117 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17118 optimization for 'avr6' architecture.
17120 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17123 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17125 2008-05-26 Richard Guenther <rguenther@suse.de>
17127 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17128 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17130 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17132 PR middle-end/36253
17133 * caller-save.c (insert_restore): Verify alignment of spill space.
17134 (insert_save): Likewise.
17135 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17136 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17137 (STACK_SLOT_ALIGNMENT): Likewise.
17138 * function.c (LOCAL_ALIGNMENT): Removed.
17139 (get_stack_local_alignment): New.
17140 (assign_stack_local): Use it. Set alignment on stack slot.
17141 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17142 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17143 (STACK_SLOT_ALIGNMENT): New.
17144 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17145 stack slot in XFmode.
17147 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17149 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17152 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17153 argument operand in rax isn't removed.
17155 2008-05-26 Richard Guenther <rguenther@suse.de>
17157 PR middle-end/36300
17158 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17159 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17161 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17164 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17166 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17168 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17169 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17171 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17173 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17174 build a trampoline if we don't want one.
17175 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17176 return zero for nested functions if we don't want a trampoline.
17178 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17180 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17182 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17185 * c.opt: Removed undocumented option '-lang-fortran'.
17186 * c-common.h: Removed global variable 'lang_fortran'.
17187 * c-opts.c (c_common_handle_option): Removed code to handle
17188 option '-lang-fortran'. Updated includes.
17189 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17190 definition of '__GFORTRAN__'.
17191 (define__GNUC__): Reimplemented to use BASEVER and
17192 cpp_define_formatted.
17193 (builtin_define_with_value_n): Removed.
17194 * c-incpath.h: Renamed to ...
17195 * incpath.h: ... this.
17196 * c-incpath.c: Renamed to ...
17197 * incpath.c: ... this. Updated includes.
17198 * fix-header.c: Updated includes.
17199 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17200 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17201 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17203 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17205 * tree.h: Update the table of flags used on tree nodes.
17206 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17207 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17208 (FORCED_LABEL): Add access check.
17209 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17210 (ASM_INPUT_P): Likewise.
17211 (ASM_VOLATILE_P): Likewise.
17212 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17213 (OMP_SECTION_LAST): Access private_flag directly.
17214 (OMP_RETURN_NOWAIT): Likewise.
17215 (OMP_PARALLEL_COMBINED): Likewise.
17216 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17217 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17218 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17219 deprecated_flag directly.
17221 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17223 * final.c (frame_pointer_needed): Removed.
17224 * flags.h (frame_pointer_needed): Likewise.
17226 * function.h (rtl_data): Add frame_pointer_needed.
17227 (frame_pointer_needed): New.
17229 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17231 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17233 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17235 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17238 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17240 * c-common.c (strip_array_types): Move function to..
17242 (get_inner_array_type): Delete.
17243 * c-common.h (strip_array_types): Move declaration to..
17245 (get_inner_array_type): Delete.
17246 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17247 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17248 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17249 * config/pa/pa.c (emit_move_sequence): Likewise.
17251 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17253 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17256 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17258 * function.c: Include target hook for nonlocal_goto frame value.
17260 2008-05-24 Richard Guenther <rguenther@suse.de>
17262 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17263 variable can be only accessed through a pointer or a union.
17265 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17267 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17268 * doc/extend.texi: Likewise.
17270 2008-05-23 DJ Delorie <dj@redhat.com>
17272 * config/m32c/jump.md (untyped_call): Add.
17274 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17275 for A24 to PSImode.
17276 (m32c_address_cost): Detail costs for indirect offsets.
17278 2008-05-23 Rafael Espíndola <espindola@google.com>
17280 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17281 if a node is a SUBREG.
17282 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17285 2008-05-23 Paul Brook <paul@codesourcery.com>
17286 Carlos O'Donell <carlos@codesourcery.com>
17288 * doc/extend.texi: Clarify use of __attribute__((naked)).
17289 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17290 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17291 * function.c (use_register_for_decl): Use
17292 targetm.calls.allocate_stack_slots_for_args.
17293 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17294 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17295 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17297 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17299 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17301 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17303 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17304 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17305 is only rounded once.
17307 2008-05-23 Richard Guenther <rguenther@suse.de>
17309 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17311 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17312 Jakub Jelinek <jakub@redhat.com>
17315 * configure.ac: Handle --enable-cld.
17316 * configure: Regenerated.
17317 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17318 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17319 (ix86_current_function_needs_cld): New define.
17320 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17321 (cld): New isns pattern.
17322 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17323 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17324 * config/i386/i386.opt (mcld): New option.
17325 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17326 TARGET_CLD and ix86_current_function_needs_cld.
17327 (override_options): Use -mcld by default for 32-bit code if
17330 * doc/install.texi (Options specification): Document --enable-cld.
17331 * doc/invoke.texi (Machine Dependent Options)
17332 [i386 and x86-64 Options]: Add -mcld option.
17333 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17335 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17336 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17337 (return_in_memory_64): Likewise.
17338 (return_in_memory_ms_64): Likewise.
17340 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17342 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17343 * builtins.c (fold_builtin_fpclassify): New.
17344 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17345 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17346 * c-common.c (handle_type_generic_attribute): Adjust to accept
17347 fixed arguments before an elipsis.
17348 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17349 * doc/extend.texi: Document __builtin_fpclassify.
17351 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17353 * omp-low.c (gate_expand_omp_ssa): Remove.
17354 (pass_expand_omp_ssa): Remove.
17355 (gate_expand_omp): Do not check for flag_openmp_ssa.
17356 * common.opt (-fopenmp-ssa): Remove.
17357 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17359 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17361 * config/sh/sh.opt (mfixed-range): New option.
17362 * config/sh/sh-protos.h (sh_fix_range): Declare.
17363 * config/sh/sh.c (sh_fix_range): New function.
17364 * config/sh/sh.h (sh_fixed_range_str): Declare.
17365 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17367 * doc/invoke.texi (SH Options): Document -mfixed-range.
17369 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17371 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17372 it before the redeclaration.
17374 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17376 * config/avr/avr.c (get_sequence_length): Add new function.
17377 (expand_prologue, expand_epilogue): Remove duplicate code.
17379 2008-05-22 Rafael Espíndola <espindola@google.com>
17381 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17384 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17386 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17387 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17389 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17390 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17391 (vect_update_misalignment_for_peel): Likewise.
17392 (vector_alignment_reachable_p): Likewise.
17393 * tree-vect-transform.c (vectorizable_load): Likewise.
17394 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17395 (get_vectype_for_scalar_type): Pass mode of scalar_type
17396 to UNITS_PER_SIMD_WORD.
17398 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17399 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17400 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17401 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17402 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17404 2008-05-22 Ira Rosen <irar@il.ibm.com>
17406 PR tree-optimization/36293
17407 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17408 if the first load must be skipped because of a gap.
17410 2008-05-22 Richard Guenther <rguenther@suse.de>
17412 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17413 more cases of offset disambiguation that is possible if
17414 strict-aliasing rules apply.
17415 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17416 for basic offset and type-based disambiguation.
17418 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17420 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17421 ix86_expand_vector_set on V16QImode for SSE4.1.
17423 2008-05-21 Tom Tromey <tromey@redhat.com>
17425 * c.opt (Wimport): Mark as undocumented.
17426 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17428 (Warning Options): Likewise.
17429 * doc/cppopts.texi: Don't mention -Wimport.
17431 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17433 PR tree-optimization/36287
17434 PR tree-optimization/36286
17435 * lambda-code.c (build_access_matrix): Do not use the loop->num
17436 for computing the number of induction variables: use the loop depth
17439 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17442 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17443 option -f(no-)leading-underscore.
17445 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17447 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17448 GET_MODE_NUNITS (mode).
17450 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17452 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17453 (-mmulhw): Add 464 to description.
17454 (-mdlmzb): Likewise.
17455 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17456 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17458 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17459 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17460 * config/rs6000/rs6000.md: Update comments for 464.
17462 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17464 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17466 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17468 * config/i386/sse.md (vec_extractv4sf): Removed.
17469 (vec_extractv2df): Likewise.
17470 (vec_extractv2di): Likewise.
17471 (vec_extractv4si): Likewise.
17472 (vec_extractv8hi): Likewise.
17473 (vec_extractv16qi): Likewise.
17474 (vec_extract<mode>): New.
17476 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17478 * config/i386/sse.md (vec_setv4sf): Removed.
17479 (vec_setv2df): Likewise.
17480 (vec_setv2di): Likewise.
17481 (vec_setv4si): Likewise.
17482 (vec_setv8hi): Likewise.
17483 (vec_setv16qi): Likewise.
17484 (vec_set<mode>): New.
17486 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17488 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17489 goto for vec_concat and vec_interleave.
17491 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17493 * config/i386/sse.md (vec_initv4sf): Removed.
17494 (vec_initv2df): Likewise.
17495 (vec_initv2di): Likewise.
17496 (vec_initv4si): Likewise.
17497 (vec_initv8hi): Likewise.
17498 (vec_initv16qi): Likewise.
17499 (vec_init<mode>): New.
17501 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17503 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17505 2008-05-21 Tom Tromey <tromey@redhat.com>
17507 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17508 (zone_find_object_offset): Likewise.
17509 (gt_ggc_m_S): Likewise.
17510 (highest_bit): Likewise.
17511 * ggc-page.c (gt_ggc_m_S): New function.
17512 * stringpool.c (string_stack): Remove.
17513 (init_stringpool): Update.
17514 (ggc_alloc_string): Use ggc_alloc.
17515 (maybe_delete_ident): New function.
17516 (ggc_purge_stringpool): Likewise.
17517 (gt_ggc_m_S): Remove.
17518 * ggc-common.c (ggc_protect_identifiers): New global.
17519 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17520 ggc_protect_identifiers.
17521 * ggc.h (ggc_protect_identifiers): Declare.
17522 (gt_ggc_m_S): Update.
17523 (ggc_purge_stringpool): Declare.
17524 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17525 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17527 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17529 2008-05-21 David S. Miller <davem@davemloft.net>
17531 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17534 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17536 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17539 2008-05-20 David Daney <ddaney@avtrex.com>
17541 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17542 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17543 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17544 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17545 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17546 (atomic_hiqi_op): New define_code_iterator.
17547 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17548 mips_expand_compare_and_swap_12.
17549 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17550 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17551 (sync_<optab><mode>, sync_old_<optab><mode>,
17552 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17553 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17554 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17555 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17556 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17557 (test_and_set_12): New insn.
17558 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17559 sync_new_<optab><mode>, sync_old_nand<mode>,
17560 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17561 clobber to operand 0 for SI and DI mode insns.
17562 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17563 mips_gen_fn_4): New typedefs.
17564 (mips_gen_fn_ptrs): Define new union type.
17565 (mips_expand_compare_and_swap_12): Remove declaration.
17566 (mips_expand_atomic_qihi): Declare function.
17567 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17568 (mips_expand_atomic_qihi): ... this. Use new generator function
17570 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17571 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17572 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17573 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17574 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17575 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17576 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17577 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17578 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17579 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17582 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17584 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17587 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17589 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17590 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17591 (avr_attribute_table): Add 'OS_main' function attribute.
17592 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17593 functions with 'OS_main' attribute.
17595 2008-05-20 Richard Guenther <rguenther@suse.de>
17597 PR tree-optimization/35204
17598 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17599 helper, split out from ...
17600 (DFS): ... here. Make the DFS walk non-recursive.
17602 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17603 Jan Sjodin <jan.sjodin@amd.com>
17605 PR tree-optimization/36181
17606 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17607 (parallelize_loops): Don't parallelize when the loop has vector
17610 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17611 Sebastian Pop <sebastian.pop@amd.com>
17613 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17614 matrix, and never look at the tree representation of the memory
17616 (linear_transform_loops): Computes parameters and access matrices.
17617 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17619 (access_matrix_get_index_for_parameter): New.
17620 * tree-data-ref.h (struct access_matrix): New.
17621 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17622 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17623 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17624 am_vector_index_for_loop): New.
17625 (struct data_reference): Add field access_matrix.
17626 (DR_ACCESS_MATRIX): New.
17627 (compute_data_dependences_for_loop): Update declaration.
17628 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17629 * lambda.h (lambda_vector_vec_p): Declared.
17630 * lambda-code.c: Depend on pointer-set.h.
17631 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17632 av_for_af_base, av_for_af, build_access_matrix,
17633 lambda_compute_access_matrices): New.
17634 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17636 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17638 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17639 $SOURCEDIR/include.
17641 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17642 Sebastian Pop <sebastian.pop@amd.com>
17644 PR tree-optimization/36206
17645 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17647 (instantiate_scev_1): Rename flags to fold_conversions.
17648 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17649 outeside instantiation_loop.
17650 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17651 (evolution_function_is_affine_or_constant_p): Removed.
17652 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17654 (analyze_siv_subscript): Pass in the loop nest number.
17655 Call evolution_function_is_affine_in_loop instead of
17656 evolution_function_is_affine_p.
17657 (analyze_overlapping_iterations): Pass in the loop nest number.
17659 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17660 Sebastian Pop <sebastian.pop@amd.com>
17662 PR tree-optimization/36206
17663 * tree-chrec.h (chrec_fold_op): New.
17664 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17667 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17669 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17671 (remove_duplicates): Do not set inode on non-inode systems.
17674 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17676 * config.gcc (tm_file): Update comments about relative pathnames.
17678 2008-05-20 Richard Guenther <rguenther@suse.de>
17680 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17681 * tree-ssa-sccvn.c (process_scc): Likewise.
17682 * tree-ssa-sink.c (execute_sink_code): Likewise.
17683 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17684 * tree-vrp.c (process_assert_insertions): Likewise.
17685 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17686 (perform_tree_ssa_dce): Likewise.
17687 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17688 (dump_dominator_optimization_stats): Likewise.
17689 * tree-vectorizer.c (vectorize_loops): Likewise.
17691 2008-05-20 Richard Guenther <rguenther@suse.de>
17693 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17695 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17697 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17698 (ix86_i386elf_return_in_memory): Likewise.
17699 (ix86_i386interix_return_in_memory): Likewise.
17700 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17701 (SUBTARGET_RETURN_IN_MEMORY): New.
17702 * config/i386/i386elf.h: Likewise.
17703 * config/i386/ptx4-i.h: Likewise.
17704 * config/i386/sol2-10.h: Likewise.
17705 * config/i386/sysv4.h: Likewise.
17706 * config/i386/vx-common.h: Likewise.
17707 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17708 * config/i386/i386.c (ix86_return_in_memory): Made static and
17709 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17710 (ix86_i386elf_return_in_memory): Removed.
17711 (ix86_i386interix_return_in_memory): Removed.
17712 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17713 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17715 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17717 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17719 2008-05-19 Xinliang David Li <davidxl@google.com>
17721 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17723 * common.opt: Ditto.
17724 * doc/invoke.texi: Ditto.
17726 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17728 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17729 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17731 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17733 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17734 sizes of operand array from 8/4 to 4/2.
17735 (ix86_expand_vector_init_general): Change size of operand array
17736 from 32 to 16. Remove op0, op1 and half_mode.
17738 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17740 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17741 (ix86_expand_vector_init_interleave): Likewise.
17742 (ix86_expand_vector_init_general): Use them. Assert
17743 word_mode == SImode when n_words == 4.
17745 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17747 * config/i386/i386.c (ix86_secondary_reload): New static function.
17748 (TARGET_SECONDARY_RELOAD): New define.
17749 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17750 * config/i386/i386.md (reload_outqi): Remove.
17752 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17754 PR middle-end/35509
17755 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17756 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17757 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17758 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17759 (fold_builtin_1): Likewise.
17760 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17761 c-common.c (check_builtin_function_arguments): Handle
17762 BUILT_IN_ISINF_SIGN.
17763 * doc/extend.texi: Document __builtin_isinf_sign.
17764 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17766 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17768 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17769 EH cleanup at the end of the pass, search for those that have been
17770 turned into forwarder blocks and do the cleanup on their successor.
17772 2008-05-18 Richard Guenther <rguenther@suse.de>
17774 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17775 pointers to sizetype and vice versa.
17777 2008-05-18 Xinliang David Li <davidxl@google.com>
17779 * gcc/tree-ssa-dce.c: Coding style fix.
17780 (check_pow): Documentation comment.
17781 (check_log): Documenation comment. Coding style fix.
17782 (is_unnecessary_except_errno_call): Ditto.
17783 (gen_conditions_for_pow): Ditto.
17784 (gen_conditions_for_log): Ditto.
17785 (gen_shrink_wrap_conditions): Ditto.
17786 (shrink_wrap_one_built_in_calls): Ditto.
17787 * gcc/doc/invoke.texi: Better documentation string.
17788 * ChangeLog: Fix wrong change log entries from
17789 May 17 checkin on function call DCE.
17791 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17793 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17795 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17797 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17798 * df-problems.c (simulation routines): Fixed block comment to
17799 properly say how to add forwards scanning functions.
17801 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17803 * tree-inline.c (setup_one_parameter): Remove dead code.
17805 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17807 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17808 a BIT_AND_EXPR only for an INTEGER_TYPE.
17810 2008-05-17 Xinliang David Li <davidxl@google.com>
17812 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17813 (check_pow, check_log, is_unnecessary_except_errno_call): New
17814 functions to check for eliminating math functions that are pure
17815 except for setting errno.
17816 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17817 general condition expressions for shrink-wrapping pow/log calls.
17818 (gen_shrink_wrap_conditions): Ditto.
17819 (shrink_wrap_one_built_in_call): Ditto.
17820 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17821 (mark_operand_necessary): If debugging, output if OP is necessary.
17822 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17824 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17826 * gcc/common.opt: New user flag -ftree-builtin-dce.
17827 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17829 2008-05-16 David S. Miller <davem@davemloft.net>
17831 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17832 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17834 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17837 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17839 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17841 * ifcvt.c (dead_or_predicable): Rename
17842 df_simulate_one_insn_backwards to df_simulate_one_insn.
17843 * recog.c (peephole2_optimize): Ditto.
17844 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17846 * df.h: Rename df_simulate_one_insn_backwards to
17847 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17848 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17849 scanning of defs and uses.
17850 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17851 (df_simulate_one_insn_forwards): Removed.
17853 2008-05-16 Doug Kwan <dougkwan@google.com>
17855 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17857 (real_from_string): Handle NaNs and Inf as approriate.
17859 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17861 * doc/gty.texi (Source Files Containing Type Information): Note
17862 that headers should appear first in the gtfiles list.
17864 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17866 * tree.def (COND_EXEC): Properly documented this code.
17868 2008-05-16 Diego Novillo <dnovillo@google.com>
17870 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17871 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17874 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17876 * tree-ssa-dse (max_stmt_uid): Removed.
17877 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17878 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17879 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17880 * function.h (cfun.last_stmt_uid): New field.
17881 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17882 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17884 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17885 (create_stmt_ann): Initialize the ann->uid field.
17886 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17888 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17890 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17892 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17893 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17894 (init_empty_tree_cfg): Call it.
17896 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17898 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17901 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17903 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17904 * tree-dump.c (dump_options): New verbose option.
17905 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17907 * tree-pass.h (TDF_VERBOSE): New dump flag.
17908 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17909 (tree-flow.h): Added include.
17910 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17912 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17914 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17916 From Jie Zhang <jie.zhang@analog.com>
17917 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17918 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17919 mcpu=bf561-none and mcpu=bf561-0.2.
17920 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17921 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17922 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17923 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17924 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17925 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17926 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17928 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17929 (cputype_selected): Remove.
17930 (bfin_handle_option): Don't use cputype_selected.
17931 (override_options): When no mcpu option, enable all workarounds.
17932 Don't use bfin_workarounds.
17933 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17935 (DEFAULT_CPU_TYPE): Don't define.
17937 2008-05-16 Richard Guenther <rguenther@suse.de>
17939 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17940 on deletion of the last stmt.
17942 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17944 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17945 V8HImode for SSE2 and V16QImode for SSE4.1.
17947 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17949 * cgraph.h (compute_inline_parameters): Made public.
17950 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17951 variable_generate_summary, function_write_summary,
17952 variable_write_summary, variable_read_summary. Added generate_summary,
17953 write_summary, read_summary.
17954 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17955 pass_ipa_inline.function_generate_summary, to
17956 compute_inline_parameters.
17957 * ipa-inline.c (compute_inline_parameters): Made public and added
17959 (compute_inline_parameters_for_current): New function.
17960 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17961 (inline_generate_summary): Removed parameter and made to loop over
17963 (pass_ipa_inline): Updated for new IPA_PASS structure.
17964 * passes.c (execute_ipa_summary_passes): Now is called once per
17965 pass rather than once per node*pass.
17967 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17969 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17970 avr_have_mul_p, avr_asm_only_p): Remove variables.
17971 (avr_override_options): Remove initialization of removed variables.
17972 (avr_file_start): Convert removed variables to fields of
17973 'struct base_arch_s *avr_current_arch'.
17974 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
17975 (AVR_HAVE_MUL): (Ditto.).
17976 (AVR_HAVE_MOVW): (Ditto.).
17977 (AVR_HAVE_LPMX): (Ditto.).
17978 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
17979 avr_asm_only_p): Remove declaration.
17981 2008-05-15 Diego Novillo <dnovillo@google.com>
17983 * config/arm/arm.c (arm_return_in_memory): Fix return type.
17984 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
17986 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
17988 PR middle-end/36194
17989 * combine.c (check_conversion): Rename back to check_promoted_subreg.
17990 Don't call record_truncated_value from here.
17991 (record_truncated_value): Turn it into a for_each_rtx callback.
17992 (record_truncated_values): New function.
17993 (combine_instructions): Call note_uses with record_truncated_values.
17994 Change name of check_conversion to check_promoted_subreg.
17996 2008-05-15 Janis Johnson <janis187@us.ibm.com>
17998 * doc/sourcebuild.texi: Document support for torture tests.
18000 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18002 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18003 to alternative 4 of operand 2.
18005 2008-05-15 Richard Guenther <rguenther@suse.de>
18007 * tree-pass.h (current_pass): Declare.
18008 (get_pass_for_id): Likewise.
18009 * passes.c (passes_by_id, passes_by_id_size): New globals.
18010 (set_pass_for_id): New function.
18011 (get_pass_for_id): Likewise.
18012 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18013 (execute_function_todo): Flush per function statistics.
18014 * toplev.c (compile_file): Init statistics.
18015 (general_init): Do early statistics initialization.
18016 (finalize): Finish statistics.
18017 * statistics.h (statistics_early_init): Declare.
18018 (statistics_init): Likewise.
18019 (statistics_fini): Likewise.
18020 (statistics_fini_pass): Likewise.
18021 (statistics_counter_event): Likewise.
18022 (statistics_histogram_event): Likewise.
18023 * statistics.c: New file.
18024 * Makefile.in (OBJS-common): Add statistics.o.
18025 (statistics.o): Add dependencies.
18026 * doc/invoke.texi (-fdump-statistics): Document.
18028 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18029 (insert): Likewise.
18030 (execute_pre): Use statistics_counter_event.
18031 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18032 (substitute_and_fold): Increment it. Use statistics_counter_event.
18034 2008-05-15 Diego Novillo <dnovillo@google.com>
18036 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18038 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18039 * tree-ssa-alias.c (new_type_alias): Remove references to
18040 sub-variables from comment.
18041 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18043 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18045 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18046 attribute to 1 only for insertps alternative.
18048 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18050 * config/bfin/bfin.md (loadbytes): New pattern.
18051 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18052 (bfin_init_builtins): Initialize it.
18053 (bdesc_1arg): Add it.
18055 2008-05-15 Sa Liu <saliu@de.ibm.com>
18057 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18058 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18059 * testsuite/lib/target-supports.exp: Add
18060 check_effective_target_fortran_integer_16.
18062 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18064 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18065 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18066 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18067 (TARGET_RETURN_IN_MEMORY): Define.
18069 2008-05-15 Richard Guenther <rguenther@suse.de>
18071 PR middle-end/36244
18072 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18073 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18074 represent unmodifiable vars.
18076 2008-05-15 Richard Guenther <rguenther@suse.de>
18078 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18079 INDIRECT_REF and TARGET_MEM_REF.
18080 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18083 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18084 H.J. Lu <hongjiu.lu@intel.com>
18086 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18087 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18088 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18089 insn alternatives. Add missing alternatives.
18090 (*vec_concatv2di_rex64_sse4_1): Likewise.
18091 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18092 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18093 Require TARGET_SSE.
18095 2008-05-15 Richard Guenther <rguenther@suse.de>
18097 PR tree-optimization/36009
18098 PR tree-optimization/36204
18099 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18100 (determine_invariantness_stmt): Record the loop a store is
18101 always executed in.
18102 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18105 2008-05-15 Richard Guenther <rguenther@suse.de>
18107 PR tree-optimization/34330
18108 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18109 through the pointer will alias the SMT.
18111 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18113 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18115 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18117 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18119 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18120 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18122 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18123 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18124 (vashl_optab): New optab for vector/vector shifts.
18125 (vashr_optab): Ditto.
18126 (vlshr_optab): Ditto.
18127 (vrotl_optab): Ditto.
18128 (vrotr_optab): Ditto.
18129 (optab_subtype): New enum for optab_for_tree_code call.
18130 (optab_for_tree_code): Add enum optab_subtype argument.
18132 * optabs.c (optab_for_tree_code): Take an additional argument to
18133 distinguish between a vector shift by a scalar and vector shift by
18134 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18135 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18136 vector shift by a vector.
18137 (expand_widen_pattern_expr): Pass additional argument to
18138 optab_for_tree_code.
18140 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18141 vrotl_optab, vrotr_optab.
18143 * expr.c (expand_expr_real_1): Update calls to
18144 optab_for_tree_code to distinguish between vector shifted by a
18145 scalar and vector shifted by a vector.
18146 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18147 (supportable_narrowing_operation): Ditto.
18148 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18149 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18150 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18151 (vect_create_epilog_for_reduction): Ditto.
18152 (vectorizable_reduction): Ditto.
18153 (vectorizable_operation): Ditto.
18154 (vect_strided_store_supported): Ditto.
18155 (vect_strided_load_supported): Ditto.
18156 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18157 * expmed.c (expand_shift): Ditto.
18159 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18161 (ashr@var{m}3): Ditto.
18162 (vashl@var{m}3): Document new vector/vector shift standard name.
18163 (vashr@var{m}3): Ditto.
18164 (vlshr@var{m}3): Ditto.
18165 (vrotl@var{m}3): Ditto.
18166 (vrotr@var{m}3): Ditto.
18168 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18169 (PPERM_INVERT): Ditto.
18170 (PPERM_REVERSE): Ditto.
18171 (PPERM_REV_INV): Ditto.
18172 (PPERM_ZERO): Ditto.
18173 (PPERM_ONES): Ditto.
18174 (PPERM_SIGN): Ditto.
18175 (PPERM_INV_SIGN): Ditto.
18176 (PPERM_SRC1): Ditto.
18177 (PPERM_SRC2): Ditto.
18179 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18180 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18181 allows a memory operand to be the value being added, and split it
18182 to improve vectorization.
18183 (sse5_pmacsdqh_mem): Ditto.
18184 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18185 (sse5_mulv2div2di3_high): Ditto.
18186 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18187 (vec_pack_trunc_v4si): Ditto.
18188 (vec_pack_trunc_v2di): Ditto.
18189 (sse5_pcmov_<mode>): Remove code that tried to use use
18190 andps/andnps instead of pcmov.
18191 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18192 pmacsdqh instructions.
18193 (vec_widen_smult_lo_v4si): Ditto.
18195 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18196 (PPERM_INVERT): Ditto.
18197 (PPERM_REVERSE): Ditto.
18198 (PPERM_REV_INV): Ditto.
18199 (PPERM_ZERO): Ditto.
18200 (PPERM_ONES): Ditto.
18201 (PPERM_SIGN): Ditto.
18202 (PPERM_INV_SIGN): Ditto.
18203 (PPERM_SRC1): Ditto.
18204 (PPERM_SRC2): Ditto.
18205 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18207 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18209 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18210 says ignore whether the last reference is a memory operand.
18212 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18213 Paolo Bonzini <bonzini at gnu dot org>
18215 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18218 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18219 (vlshr<mode>3): Rename from vlshr<mode>3.
18220 (vashr<mode>3): Rename from vashr<mode>3.
18221 (mulv4sf3): Change the names of vector shift patterns.
18225 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18228 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18253 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18254 (floatunssidf2_internal): Change vector/vector shift names.
18255 (floatunsdidf2_internal): Ditto.
18262 (vashl<mode>3): Rename from ashl<mode>3.
18263 (vashr<mode>3): Rename from ashr<mode>3.
18264 (vlshr<mode>3): Rename from lshr<mode>3.
18265 (vrotl<mode>3): Rename from rotl<mode>3.
18267 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18270 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18271 multiply gives the wrong value when doing widening multiplies.
18272 (vec_widen_smult_lo_v4si): Ditto.
18274 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18276 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18277 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18278 emit_library_call_value.
18279 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18280 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18281 * calls.c (initialize_argument_information, precompute_arguments,
18282 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18283 (precompute_arguments): Removed flags parameter.
18284 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18286 2008-05-14 Richard Guenther <rguenther@suse.de>
18288 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18289 Make sure to register the store if the use is a PHI_NODE.
18291 2008-05-14 Olivier Hainque <hainque@adacore.com>
18293 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18294 memory if the component is to be referenced in BLKmode according
18295 to get_inner_reference.
18297 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18299 * calls.c (emit_library_call_value_1): Restore code clearing
18300 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18302 2008-05-14 Olivier Hainque <hainque@adacore.com>
18303 Nicolas Roche <roche@adacore.com>
18305 * configure.ac: Add support for a "gcc_subdir" variable in
18306 config-lang.in, to denote a subdirectory where the language/GCC
18307 integration files are to be found.
18308 * configure: Regenerate.
18310 2008-05-14 Ira Rosen <irar@il.ibm.com>
18312 PR tree-optimization/36098
18313 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18314 value for the first load in the group in case of a gap.
18315 (vect_build_slp_tree): Check that there are no gaps in loads.
18317 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18319 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18320 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18321 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18322 emit_insn and remove unneeded code to construct extra args.
18323 (emit_no_conflict_block): Removed.
18324 * optabls.h: (emit_no_conflict_block): Removed.
18325 * cse.c (cse_extended_basic_block): Remove search for
18326 REG_NO_CONFLICT note.
18327 * global.c: Removed incorrect comment added in revision 117.
18328 * expr.c (convert_move): Change call to emit_no_conflict_block to
18330 * recog.c: Change comments so that they do not mention
18332 * local_alloc.c (combine_regs): Removed last parameter.
18333 (no_conflict_p): Removed.
18334 (block_alloc): Removed note, no_conflict_combined_regno and set
18335 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18336 (combine_regs): Removed already_dead and code to look for
18337 REG_NO_CONFLICT notes.
18338 * lower_subreg (remove_retval_note): Removed code to look for
18339 REG_NO_CONFLICT block.
18340 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18341 (resolve_clobber): Remove code to process libcalls that have
18342 REG_NO_CONFLICT notes.
18343 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18345 * combine.c (can_combine_p, distribute_notes): Removed
18346 REG_NO_CONFLICT case.
18347 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18349 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18350 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18352 * reg-notes.def (NO_CONFLICT): Removed.
18354 2008-05-14 David S. Miller <davem@davemloft.net>
18356 * config/sparc/sparc.c (sparc_profile_hook): If
18357 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18358 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18359 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18361 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18363 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18365 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18368 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18369 and op1 expansion before vector concat to have less live pseudos.
18371 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18373 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18374 ix86_expand_vector_set if supported.
18376 2008-05-13 Diego Novillo <dnovillo@google.com>
18377 Kenneth Zadeck <zadeck@naturalbridge.com>
18379 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18381 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18382 phinodes_print_statistics, init_ssanames, fini_ssanames,
18383 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18384 release_ssa_name, release_defs, replace_ssa_name_symbol,
18385 ssanames_print_statistics): Move ...
18386 * tree-flow.h: ... here.
18387 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18388 Use FN instead of cfun.
18389 (make_ssa_name_fn): Rename from make_ssa_name.
18390 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18391 * tree-flow-inline.h (make_ssa_name): Move from
18392 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18393 * omp-low.c (expand_omp_parallel):
18394 * tree-flow-inline.h (redirect_edge_var_map_result):
18395 * tree-ssa.c (init_tree_ssa): Add argument FN.
18396 Use it instead of cfun. Update all users.
18398 2008-05-13 Tom Tromey <tromey@redhat.com>
18400 PR preprocessor/22168:
18401 * doc/cpp.texi (Top): Update menu.
18402 (Alternatives to Wrapper #ifndef): New node.
18403 (Other Directives): Document deprecation.
18404 (Obsolete Features): Remove menu.
18405 (Assertions): Merge node into Obsolete Features.
18406 (Obsolete once-only headers): Move earlier; rename to Alternatives
18407 to Wrapper #ifndef.
18408 * doc/cppopts.texi: Update.
18409 * c.opt (Wdeprecated): Enable for C and ObjC.
18410 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18411 (C++ Dialect Options): Move -Wno-deprecated from here to...
18412 (Warning Options): ... here.
18414 2008-05-13 Richard Guenther <rguenther@suse.de>
18416 PR middle-end/36227
18417 * fold-const.c (fold_sign_changed_comparison): Do not allow
18418 changes in pointer-ness.
18420 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18423 * config/sh/sh.c (sh_expand_prologue): Don't clear
18424 RTX_FRAME_RELATED_P for push insns.
18426 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18428 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18430 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18432 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18433 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18434 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18436 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18438 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18439 (*vec_concatv4sf_sse): This.
18440 (*sse2_concatv2si): Renamed to ...
18441 (*vec_concatv2si_sse2): This.
18442 (*sse1_concatv2si): Renamed to ...
18443 (*vec_concatv2si_sse): This.
18444 (*vec_concatv2di_rex): Renamed to ...
18445 (*vec_concatv2di_rex64): This.
18446 (*vec_concatv2si_sse4_1): New.
18447 (*vec_concatv2di_rex64_sse4_1): Likewise.
18449 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18451 PR rtl-optimization/36111
18452 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18453 that was created for swappable operands.
18455 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18458 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18459 * configure.ac: Add call to ACX_PROG_GNAT.
18461 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18463 * optc-gen.awk: Fix comment typo.
18465 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18467 * pretty-print.c (pp_integer_with_precision): Use
18468 HOST_LONG_LONG_FORMAT.
18470 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18472 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18474 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18476 * config/i386/i386.c (bdesc_ptest): Removed.
18477 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18478 (bdesc_args): Add __builtin_ia32_ptestz128,
18479 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18480 (ix86_init_mmx_sse_builtins): Updated.
18481 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18482 (ix86_expand_builtin): Updated.
18484 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18486 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18487 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18489 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18491 * value-prof.c (interesting_stringop_to_profile): Do not
18492 return early for BUILT_IN_MEMPCPY.
18494 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18496 * calls.c (expand_call): Don't use callgraph to increase
18497 preferred_stack_boundary.
18499 * cgraph.h (cgraph_rtl_info): Use unsigned on
18500 preferred_incoming_stack_boundary.
18502 * final.c (rest_of_clean_state): Use unsigned on
18503 preferred_stack_boundary.
18505 2008-05-09 Tom Tromey <tromey@redhat.com>
18507 PR preprocessor/22231:
18508 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18511 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18513 PR tree-optimization/36129
18514 * tree-ssa-ccp.c: Include value-prof.h.
18515 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18516 built-in function was folded to a constant.
18517 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18519 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18520 Sebastian Pop <sebastian.pop@amd.com>
18522 * tree-scalar-evolution.c: Document instantiate_scev.
18523 (instantiate_parameters_1): Renamed instantiate_scev_1.
18524 Don't use the same loop for instantiation_loop and evolution_loop.
18525 (instantiate_scev): New.
18526 (instantiate_parameters): Moved...
18527 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18528 same loop twice. Maintains the semantics for this function.
18529 * tree-scalar-evolution.h (instantiate_scev): Declare.
18530 (instantiate_parameters): ...here. Now static inline.
18531 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18532 instead of resolve_mixers.
18534 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18536 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18538 2008-05-09 Tomas Bily <tbily@suse.cz>
18540 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18541 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18542 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18543 * c-common.c (c_common_truthvalue_conversion): Likewise.
18544 * tree-object-size.c (compute_object_offset): Likewise.
18545 * tree-inline.c (estimate_num_insns_1): Likewise.
18546 * varasm.c (const_hash_1, compare_constant, copy_constant)
18547 (compute_reloc_for_constant, output_addressed_constants)
18548 (initializer_constant_valid_p): Likewise.
18549 * c-omp.c (check_omp_for_incr_expr): Likewise.
18550 * gimplify.c (gimplify_expr): Likewise.
18551 * c-typeck.c (c_finish_return): Likewise.
18552 * tree-vectorizer.c (supportable_widening_operation)
18553 (supportable_narrowing_operation): Likewise.
18554 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18555 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18556 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18557 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18558 (descr_info_loc): Likewise.
18559 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18560 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18561 (fold_unary): Likewise.
18562 * builtins.c (get_pointer_alignment): Likewise.
18563 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18564 (instantiate_parameters_1): Likewise.
18565 * tree.c (expr_align, stabilize_reference): Likewise.
18566 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18567 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18568 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18569 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18570 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18571 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18573 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18574 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18575 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18576 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18577 (forward_propagate_comparison)
18578 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18579 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18580 * emit-rtl.c (component_ref_for_mem_expr)
18581 (set_mem_attributes_minus_bitpos): Likewise.
18582 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18583 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18585 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18586 (build_function_call, pointer_diff, build_compound_expr)
18587 (c_finish_return): Likewise.
18588 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18589 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18591 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18592 * expr.c (is_aligning_offset): Likewise.
18593 * tree-ssa-alias.c (is_escape_site): Likewise.
18594 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18595 (check_all_va_list_escapes): Likewise.
18596 * tree-ssa-loop-ivopts.c (determine_base_object)
18597 (determine_common_wider_type): Likewise.
18598 * dojump.c (do_jump): Likewise.
18599 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18600 * tree-gimple.c (is_gimple_cast): Likewise.
18601 * fold-const.c (decode_field_reference, )
18602 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18603 (fold_binary): Likewise.
18604 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18605 (already_warned_in_frontend_p): Likewise.
18606 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18607 * tree.c (really_constant_p, get_unwidened): Likewise.
18608 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18609 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18610 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18612 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18614 (CONVERT_EXPR_P): Define.
18615 (CASE_CONVERT): Define.
18617 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18619 PR middle-end/36117
18620 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18621 (delete_unmarked_insns): When deleting a call, call
18622 delete_unreachable_blocks.
18623 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18624 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18626 2008-05-08 Richard Guenther <rguenther@suse.de>
18628 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18629 (-ftree-salias): Likewise.
18630 (salias-max-implicit-fields): Remove param documentation.
18631 (salias-max-array-elements): Likewise.
18632 * tree-pass.h (pass_create_structure_vars): Remove.
18633 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18634 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18635 * tree-ssa-alias.c (create_structure_vars): Remove.
18636 (gate_structure_vars): Likewise.
18637 (pass_create_structure_vars): Likewise.
18638 (gate_build_alias): Likewise.
18639 (pass_build_alias): Adjust to run always and dump the function.
18640 * common.opt (ftree-salias): Hide.
18641 * passes.c (init_optimization_passes): Remove
18642 pass_create_structure_vars, adjust comment.
18643 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18644 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18645 * opts.c (decode_options): Do not set flag_tree_salias.
18646 (common_handle_option): Add OPT_ftree_salias to the backward
18647 compatibility section.
18649 2008-05-08 Richard Guenther <rguenther@suse.de>
18651 * tree-flow-inline.h (var_can_have_subvars): Move ...
18652 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18653 * tree-flow.h (var_can_have_subvars): Remove.
18654 (push_fields_onto_fieldstack): Remove.
18655 (sort_fieldstack): Likewise.
18656 (struct fieldoff): Move ...
18657 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18658 alias_set and base_for_components fields.
18659 (sort_fieldstack): Make static.
18660 (push_fields_onto_fieldstack): Likewise. Remove code that
18661 handles anything but RECORD_TYPEs. Remove alias_set and
18662 base_for_components handling.
18663 (create_variable_info_for): Adjust.
18665 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18667 * common.opt (Wframe-larger-than=): Shorten the help message
18669 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18671 2008-05-08 Rafael Espíndola <espindola@google.com>
18673 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18675 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18676 trap and that both operands are gimple values.
18677 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18678 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18681 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18683 * read-rtl.c (join_c_conditions): Return the first string if the
18684 two strings are equal.
18686 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18688 * gensupport.h (pred_data): Add a "num_codes" field.
18689 (add_predicate_code): Declare.
18690 * gensupport.c (add_predicate_code): New function.
18691 (std_pred_table): Add an "allows_const_p" field.
18692 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18693 Remove the (incomplete) list of such codes from the codes field.
18694 (init_predicate_table): Use add_predicate_code. Add all
18695 RTX_CONST_OBJs if allows_const_p is true.
18696 * genrecog.c (process_define_predicate): Use add_predicate_code.
18698 2008-05-08 David Daney <ddaney@avtrex.com>
18699 Richard Sandiford <rsandifo@nildram.co.uk>
18701 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18702 special case of constant zero operands.
18703 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18704 old and new values. Special case constant zero values.
18705 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18707 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18708 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18710 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18713 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18714 similar RTX_CONST_OBJ before CONST_INT.
18716 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18718 * stmt.c (expand_stack_restore): Change sa mode if needed.
18720 2008-05-08 Richard Guenther <rguenther@suse.de>
18722 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18723 return type to bool.
18724 (ix86_sol10_return_in_memory): Likewise.
18725 (ix86_i386elf_return_in_memory): Likewise.
18726 (ix86_i386interix_return_in_memory): Likewise.
18727 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18728 (ix86_sol10_return_in_memory): Likewise.
18729 (ix86_i386elf_return_in_memory): Likewise.
18730 (ix86_i386interix_return_in_memory): Likewise.
18732 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18735 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18737 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18738 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18741 2008-05-08 Richard Guenther <rguenther@suse.de>
18743 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18744 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18745 (DR_SUBVARS): Remove.
18746 * tree-dfa.c (dump_subvars_for): Remove.
18747 (debug_subvars_for): Likewise.
18748 (dump_variable): Do not dump subvars.
18749 (remove_referenced_var): Do not remove subvars.
18750 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18751 (lookup_subvars_for_var): Remove.
18752 (get_subvars_for_var): Likewise.
18753 (get_subvars_at): Likewise.
18754 (get_first_overlapping_subvar): Likewise.
18755 (overlap_subvar): Likewise.
18756 * tree-flow.h (subvar_t): Remove.
18757 (struct var_ann_d): Remove subvars field.
18758 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18759 argument. Remove special handling of SFTs.
18760 (compute_tag_properties): Likewise.
18761 (set_initial_properties): Likewise.
18762 (compute_call_clobbered): Likewise.
18763 (count_mem_refs): Likewise.
18764 (compute_memory_partitions): Likewise.
18765 (compute_flow_insensitive_aliasing): Likewise.
18766 (setup_pointers_and_addressables): Likewise.
18767 (new_type_alias): Likewise.
18768 (struct used_part): Remove.
18769 (used_portions): Likewise.
18770 (struct used_part_map): Likewise.
18771 (used_part_map_eq): Likewise.
18772 (used_part_map_hash): Likewise.
18773 (free_used_part_map): Likewise.
18774 (up_lookup): Likewise.
18775 (up_insert): Likewise.
18776 (get_or_create_used_part_for): Likewise.
18777 (create_sft): Likewise.
18778 (create_overlap_variables_for): Likewise.
18779 (find_used_portions): Likewise.
18780 (create_structure_vars): Likewise.
18781 * tree.def (STRUCT_FIELD_TAG): Remove.
18782 * tree.h (MTAG_P): Adjust.
18783 (struct tree_memory_tag): Remove base_for_components and
18784 unpartitionable flags.
18785 (struct tree_struct_field_tag): Remove.
18786 (SFT_PARENT_VAR): Likewise.
18787 (SFT_OFFSET): Likewise.
18788 (SFT_SIZE): Likewise.
18789 (SFT_NONADDRESSABLE_P): Likewise.
18790 (SFT_ALIAS_SET): Likewise.
18791 (SFT_UNPARTITIONABLE_P): Likewise.
18792 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18793 (union tree_node): Remove sft field.
18794 * alias.c (get_alias_set): Remove special handling of SFTs.
18795 * print-tree.c (print_node): Remove handling of SFTs.
18796 * tree-dump.c (dequeue_and_dump): Likewise.
18797 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18798 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18799 * tree-predcom.c (set_alias_info): Do not set subvars.
18800 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18801 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18802 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18803 (add_vars_for_offset): Remove.
18804 (add_virtual_operand): Remove special handling of SFTs.
18805 (add_call_clobber_ops): Likewise.
18806 (add_call_read_ops): Likewise.
18807 (get_asm_expr_operands): Likewise.
18808 (get_modify_stmt_operands): Likewise.
18809 (get_expr_operands): Likewise.
18810 (add_to_addressable_set): Likewise.
18811 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18812 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18813 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18814 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18815 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18816 (tree_node_structure): Likewise.
18817 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18819 (find_what_p_points_to): Likewise.
18821 2008-05-08 Sa Liu <saliu@de.ibm.com>
18823 * config/spu/spu.md: Fixed subti3 pattern.
18825 2008-05-08 Richard Guenther <rguenther@suse.de>
18827 PR middle-end/36154
18828 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18829 sure to create a representative for trailing arrays for PTA.
18831 2008-05-08 Richard Guenther <rguenther@suse.de>
18833 PR middle-end/36172
18834 * fold-const.c (operand_equal_p): Two objects which types
18835 differ in pointerness are not equal.
18837 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18839 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18840 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18841 (emit_library_call_value_1): Add new variable fndecl initialized by
18842 NULL_TREE. It should be the decl type of orgfun, but this information
18843 seems not to be available here, so it uses the default calling abi.
18844 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18845 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18846 by TARGET_RETURN_IN_MEMORY.
18847 * config/i386/i386-interix.h: Likewise.
18848 * config/i386/i386.h: Likewise.
18849 * config/i386/i386elf.h: Likewise.
18850 * config/i386/ptx4-i.h: Likewise.
18851 * config/i386/sol2-10.h: Likewise.
18852 * config/i386/sysv4.h: Likewise.
18853 * config/i386/vx-common.h: Likewise.
18854 * config/cris/cris.h: Removed #if 0 clause.
18855 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18856 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18858 (ix86_sol10_return_in_memory): Likewise.
18859 (ix86_i386elf_return_in_memory): New.
18860 (ix86_i386interix_return_in_memory): New.
18861 * config/mt/mt-protos.h (mt_return_in_memory): New.
18862 * config/mt/mt.c: Likewise.
18863 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18864 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18865 * config/bfin/bfin.h: Likewise.
18866 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18868 * config/bfin/bfin.c: Likewise.
18869 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18870 * config/alpha/unicosmk.h: Likewise.
18871 * config/i386/cygming.h: Likewise.
18872 * config/iq2000/iq2000.h: Likewise.
18873 * config/mips/mips.h: Likewise.
18874 * config/mn10300/mn10300.h: Likewise.
18875 * config/rs6000/rs6000.h: Likewise.
18876 * config/score/score.h: Likewise.
18877 * config/spu/spu.h: Likewise.
18878 * config/v850/v850.h: Likewise.
18879 * defaults.h: Likewise.
18880 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18881 * expr.c (emit_block_move): Adjust use of
18882 OUTGOING_REG_PARM_STACK_SPACE.
18883 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18884 OUTGOING_REG_PARM_STACK_SPACE.
18885 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18887 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18889 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18890 on OMP_RETURN for OMP_FOR.
18893 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18894 (fortran_common): New function.
18895 (gen_variable_die): Call fortran_common instead of common_check,
18896 adjust for it returning tree instead of rtx. Formatting.
18898 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18902 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18903 * c-decl.c (merge_decls): Ditto.
18904 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18905 to RTL_CONST_OR_PURE_CALL_P.
18906 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18907 Initialized DECL_LOOPING_CONST_PURE.
18908 (process_call_operands): Set tree_side_effects properly.
18909 * tree.h (TREE_READONLY_DECL_P): Removed.
18910 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18911 (DECL_LOOPING_OR_CONST_P): New macro.
18912 (struct tree_function_decl): Added looping_const_or_pure_p.
18913 (ECF_*) Renumbered.
18914 (ECF_LOOPING_OR_CONST_P): New macro.
18915 * rtlanal.c (pure_const_p): Removed.
18916 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18917 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18918 to RTL_CONST_CALL_P.
18919 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18920 (check_decl, check_tree, check_call, scan_function): Initialize
18922 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18923 (static_execute): Set looping true for recursive functions.
18924 Undo setting state to IPA_NEITHER for recursive functions.
18925 * cse.c (cse_insn):
18926 * ifcvt.c (noce_can_store_speculate_p): Changed
18927 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18928 RTL_CONST_OR_PURE_CALL_P.
18929 * dse.c (scan_insn): Ditto.
18930 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18931 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18932 RTL_CONST_OR_PURE_CALL_P.
18933 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18934 pure_call_p to RTL_CONST_CALL_P.
18935 * gimplify.c (gimplify_call_expr): Clear side effects for
18936 non-looping pure and constant calls.
18937 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18938 (flags_from_decl_or_type): Set ecf flags from decl flags.
18939 (initialize_argument_information): Turn off
18940 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18941 Change const to pure if callee_copies is true rather than just
18943 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18944 way of marking pure calls.
18945 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18946 Remove hack that was supposed to fix pr7335 and remove old
18947 way of marking pure calls.
18948 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18949 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18950 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18951 RTL_CONST_OR_PURE_CALL_P.
18952 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18953 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18954 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18955 * sched-deps.c (schedule_analyze): Ditto.
18956 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18957 return_val field of calls to represent pure and const function info.
18958 (CONST_OR_PURE_CALL_P): Deleted macro.
18959 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18960 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18961 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18963 * tree-optimize.c (execute_fixup_cfg): Added test for
18964 ECF_LOOPING_CONST_OR_PURE.
18965 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18967 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18968 effects for looping pure or const calls.
18969 (verify_gimple_expr): Added verification code.
18970 * config/alpha/alpha.c (alpha_legitimize_address,
18971 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18973 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
18974 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
18975 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
18976 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
18977 RTL_CONST_OR_PURE_CALL_P.
18978 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
18979 and const calls to be deleted.
18981 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18984 * config/i386/mmx.md (mmx_subv2sf3): New expander.
18985 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
18986 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
18987 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18988 to handle nonimmediate operands.
18989 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
18990 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
18991 to handle nonimmediate operands.
18992 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
18993 (mmx_pmulhrwv4hi3): New expander. Use
18994 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18995 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
18996 (sse2_umulv1siv1di3): New expander. Use
18997 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18998 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
18999 (mmx_eq<mode>3): New expander. Use
19000 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19001 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19002 (mmx_uavgv8qi3): New expander. Use
19003 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19004 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19005 (mmx_uavgv4hi3): New expander. Use
19006 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19008 * config/i386/sse.md
19009 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19010 to handle nonimmediate operands.
19011 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19012 to handle nonimmediate operands.
19013 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19014 to handle nonimmediate operands.
19015 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19016 to handle nonimmediate operands.
19017 (sse2_unpckhpd_exp): New expander. Use
19018 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19019 (sse2_unpcklpd_exp): New expander. Use
19020 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19021 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19022 to handle nonimmediate operands.
19023 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19024 to handle nonimmediate operands.
19025 (*sse2_<plusminus_insn><mode>3): Rename from
19026 sse2_<plusminus_insn><mode>3 insn pattern.
19027 (sse2_<plusminus_insn><mode>3): New expander. Use
19028 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19029 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19030 (sse2_umulv2siv2di3): New expander. Use
19031 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19032 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19033 (sse4_1_mulv2siv2di3): New expander. Use
19034 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19035 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19036 (sse2_pmaddwd): New expander. Use
19037 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19038 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19039 (sse2_eq<mode>3): New expander. Use
19040 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19041 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19042 (sse4_1_eqv2di3): New expander. Use
19043 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19044 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19045 (sse2_uavgv16qi3): New expander. Use
19046 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19047 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19048 (sse2_uavgv16qi3): New expander. Use
19049 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19050 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19051 (sse2_uavgv8hi3): New expander. Use
19052 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19053 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19054 (ssse3_pmulhrswv8hi3): New expander. Use
19055 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19056 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19057 (ssse3_pmulhrswv4hi3): New expander. Use
19058 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19060 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19061 (<sse>_vmmul<mode>3): Ditto.
19062 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19064 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19065 (ssse3_pmaddubsw): Ditto.
19067 * config/i386/i386.c (struct_builtin_description)
19068 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19069 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19070 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19071 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19072 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19073 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19074 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19075 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19076 (ix86_fixup_binary_operands): Assert that src1
19077 and src2 must have the same mode when swapped.
19078 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19079 and ix86_binary_operator_ok. Do not force operands in registers
19082 2008-05-07 Jan Hubicka <jh@suse.cz>
19084 * cgraph.c (dump_cgraph_node): Update.
19085 * cgraph.h (cgraph_local_info): Break out inline summary.
19086 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19088 * ipa-inline (inline_summary): New accestor function.
19089 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19090 cgraph_decide_inlining, compute_inline_parameters): Update.
19091 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19093 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19095 Cleanup ColdFire scheduling support and add V4 pipeline model.
19097 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19098 (define_attr cpu): Add cfv4 value.
19099 (define_attr type, define_attr type1): Merge into a single 'type'
19100 attribute. Update all uses.
19101 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19102 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19104 (define_attr opx_mem, define_attr opy_mem): Remove.
19105 (define_attr op_mem): Clean up, update comment.
19106 (define_attr size): Use specific values instead of general int.
19107 (define_attr guess, define_attr split): Remove. Update all uses.
19108 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19109 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19110 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19111 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19112 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19113 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19114 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19115 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19116 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19117 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19118 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19119 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19120 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19121 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19122 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19123 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19124 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19125 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19126 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19127 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19128 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19129 Update or set attributes.
19130 (stack_tie): New fake instruction.
19132 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19133 (m68k_sched_attr_size): Update declaration.
19134 (m68k_sched_attr_type2): Remove.
19135 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19136 Declare new bypass predicates.
19138 * config/m68k/m68k.c (m68k_sched_issue_rate,
19139 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19141 (TARGET_SCHED_ISSUE_RATE,
19142 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19143 (override_options): Handle scheduling for ColdFire V4 core.
19144 (m68k_expand_prologue): Emit stack_tie.
19145 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19146 'OP_TYPE_FPN'. Update all uses.
19147 (sched_guess_p): Remove.
19148 (sched_address_type): Handle symbolic addresses.
19149 (sched_get_operand): New static function.
19150 (sched_operand_type): Merge into sched_attr_op_type.
19151 (sched_attr_op_type): Handle FP registers, handle quick constants,
19153 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19154 (m68k_sched_attr_size): Update. Move logic to ...
19155 (sched_get_attr_size_int): New static function.
19156 (sched_get_opxy_mem_type): New static function.
19157 (m68k_sched_attr_op_mem): Update.
19158 (m68k_sched_attr_type2): Remove.
19159 (sched_cfv4_bypass_data): New static variable.
19160 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19161 (m68k_sched_issue_rate): Implement scheduler hook.
19162 (struct _sched_ib: enabled_p): New field.
19163 (m68k_sched_variable_issue): Update. Handle V4.
19164 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19165 sched_dump_class_func_t, sched_dump_split_class,
19166 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19167 sched_dump_dfa_class, m68k_sched_dump): Remove.
19168 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19170 (m68k_sched_init_global): Remove statisctics dumping, introduce
19171 sanity check that all instructions have pipeline reservations. Handle
19173 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19174 Handle ColdFire V4 core.
19175 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19176 New static functions.
19177 (m68k_sched_address_bypass_p): New bypass predicate.
19178 (sched_get_indexed_address_scale): New static function.
19179 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19181 * cf.md: Update comments.
19182 (define_attr type2): Remove. Use 'type' attribute instead.
19184 (cf_ib): Rename to cfv123_ib. Update all uses.
19185 (cf_oep): Rename to cfv123_oep. Update all uses.
19186 (cf_chr): Rename to cfv123_chr. Update all uses.
19187 (cf_mem): Rename to cfv123_mem. Update all uses.
19188 (cf_mac): Move to more appropriate place.
19189 (cfv123_guess): New automaton and cpu_unit.
19190 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19191 Update uses of 'size' attribute. Handle before reload scheduling.
19192 (cfv123_guess): New dummy reservation for unhandled instructions.
19193 (cfv4_*): Pipeline description of ColdFire V4 core.
19194 (ignore): New reservation to handle 'ignore' type.
19196 2008-05-07 Ian Lance Taylor <iant@google.com>
19198 PR middle-end/36013
19199 * gimplify.c (find_single_pointer_decl_1): Don't look through
19201 (find_single_pointer_decl): Adjust comments.
19203 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19205 PR middle-end/36137
19206 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19207 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19209 PR middle-end/36106
19210 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19211 integral type rather than floating point, then VIEW_CONVERT_EXPR
19212 to the floating point type.
19214 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19216 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19217 TFmode op0 to register.
19219 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19221 * c-decl.c (grokdeclarator): Comment typo.
19223 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19225 * tree-flow.h: Remove prototype for computed_goto_p.
19226 * tree-cfg.c (computed_goto_p): Make static.
19228 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19231 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19232 (contains_aligned_value_p): This. Handle _Decimal128.
19233 (ix86_function_arg_boundary): Only align _Decimal128 to its
19234 natural boundary and handle it properly.
19236 2008-05-06 Martin Jambor <mjambor@suse.cz>
19238 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19239 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19240 (ipcp_method_set_orig_node): Removed.
19241 (ipcp_cval_get_cvalue_type): Removed.
19242 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19243 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19244 (ipcp_cval_set_cvalue_type): Removed.
19245 (ipcp_cval_get_cvalue): Removed.
19246 (ipcp_cval_set_cvalue): Removed.
19247 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19248 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19249 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19250 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19251 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19252 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19253 (ipcp_get_ith_lattice): Changed parameters.
19254 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19255 (ipcp_lattice_from_jfunc): Changed parameters.
19256 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19257 (ipcp_method_cval_print): Added temporary variable info.
19258 (ipcp_redirect): Removed already unused local variable caller.
19259 (ipcp_redirect): New temporary variable orig_callee_info
19260 (ipcp_redirect): Removed newly unused local variable callee.
19261 (ipcp_redirect): Removed (a bit confusing) local variable type.
19262 (ipcp_insert_stage): Added local variable info.
19263 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19265 (ipcp_formal_create): Removed.
19266 (ipcp_method_cval_set): Removed.
19267 (ipcp_propagate_stage): Renamed lattice variables.
19268 (ipcp_method_cval_set_cvalue_type): Removed.
19269 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19270 (ipcp_print_all_lattices): Changed printed strings to refer to
19271 lattices rather than cvals.
19272 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19273 (ipcp_propagate_const): Changed formal parameters.
19274 (build_const_val): Changed formal parameters.
19275 (ipcp_insert_stage): Removed useless variable cvalue
19276 (build_const_val): Changed formal parameters.
19277 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19278 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19279 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19280 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19281 (ipcp_print_func_profile_counts): Changed string from "method" to
19283 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19284 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19285 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19286 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19287 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19288 (ipcp_lat_is_const): Changed parameters and made inline.
19289 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19290 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19291 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19292 the predicate condition directly
19293 (ipcp_propagate_stage): Added local variable args. Removed local
19294 variable callee. (Both are mere code simplifications.)
19295 (ipcp_method_dont_insert_const): Renamed to
19296 ipcp_node_not_modifiable_p.
19297 (ipcp_node_not_modifiable_p): Made inline.
19298 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19299 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19300 (ipcp_print_all_lattices): Removed variable cvalue
19301 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19304 2008-05-06 Olivier Hainque <hainque@adacore.com>
19306 * tree-sra.c (try_instantiate_multiple_fields): Early return
19307 if field has POINTER_TYPE.
19309 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19311 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19312 by using 'q' specifier for instruction.
19313 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19315 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19317 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19318 Change mode of zero_extract from QImode to HImode.
19319 (sign bit tests peepholes): (Ditto.).
19321 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19323 * config/i386/mmx.md: Remove double backslashes from asm templates.
19324 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19325 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19326 to handle nonimmediate operands.
19327 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19328 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19329 to handle nonimmediate operands.
19330 (*mmx_<code>v2sf3_finite): New insn pattern.
19331 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19332 (mmx_<code>v2sf3): New expander. Use
19333 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19334 (mmx_<plusminus_insn><mode>3): New expander. Use
19335 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19336 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19337 (mmx_add<mode>3): Removed.
19338 (mmx_ssadd<mode>3): Ditto.
19339 (mmx_usadd<mode>3): Ditto.
19340 (mmx_sub<mode>3): Ditto.
19341 (mmx_sssub<mode>3): Ditto.
19342 (mmx_ussub<mode>3): Ditto.
19343 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19344 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19345 to handle nonimmediate operands.
19346 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19348 (mmx_smulv4hi3_highpart): New expander. Use
19349 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19350 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19352 (mmx_umulv4hi3_highpart): New expander. Use
19353 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19354 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19355 (mmx_<code>v4hi3): New expander. Use
19356 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19357 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19358 (mmx_<code>v8qi3): New expander. Use
19359 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19360 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19361 (mmx_<code><mode>3): New expander. Use
19362 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19364 2008-05-05 Jan Hubicka <jh@suse.cz>
19366 PR tree-optimization/36118
19367 * passes.c (pass_init_dump_file): Fix dump header.
19369 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19371 PR middle-end/36141
19372 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19373 VCE for function decls.
19375 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19377 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19379 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19381 * config/i386/i386.md (sat_plusminus): New.
19382 (plusminus_insn): Likewise.
19383 (plusminus_mnemonic): Likewise.
19385 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19386 (*<addsub><mode>3_cc_overflow): Renamed to ...
19387 (*<plusminus_insn><mode>3_cc_overflow): This.
19388 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19389 (*<plusminus_insn>si3_zext_cc_overflow): This.
19391 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19392 (<plusminus_insn><mode>3): This.
19393 (*<addsub><mode>3): Renamed to ...
19394 (*<plusminus_insn><mode>3): This.
19395 (<sse>_vm<addsub><mode>3): Renamed to ...
19396 (<sse>_vm<plusminus_insn><mode>3): This.
19397 (sse3_h<addsub>v4sf3): Renamed to ...
19398 (sse3_h<plusminus_insn>v4sf3): This.
19399 (sse3_h<addsub>v2df3): Renamed to ...
19400 (sse3_h<plusminus_insn>v2df3): This.
19401 (<plusminus_insn><mode>3): New.
19402 (*<plusminus_insn><mode>3): Likewise.
19403 (sse2_<plusminus_insn><mode>3): Likewise.
19404 (add<mode>): Removed.
19405 (*add<mode>3): Likewise.
19406 (sse2_ssadd<mode>3): Likewise.
19407 (sse2_usadd<mode>3): Likewise.
19408 (sub<mode>3): Likewise.
19409 (*sub<mode>3): Likewise.
19410 (sse2_sssub<mode>3): Likewise.
19411 (sse2_ussub<mode>3): Likewise.
19413 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19415 * gthr-single.h: Add in required interface elements as per gthr.h.
19416 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19417 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19418 Generalize UNUSED macro.
19419 (__gthread_once): Add.
19420 (__gthread_key_create): Add.
19421 (__gthread_key_delete): Add.
19422 (__gthread_getspecific): Add.
19423 (__gthread_setspecific): Add.
19425 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19427 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19428 the same size types for the indirect reference on the rhs, then
19431 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19433 * config/i386/i386.md
19434 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19435 one insn template instead of template series.
19436 (*xordi_1_rex64): Ditto.
19437 (*xordi_2_rex64): Ditto.
19439 2008-05-05 Ira Rosen <irar@il.ibm.com>
19441 PR tree-optimization/36119
19442 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19445 2008-06-04 Jan Hubicka <jh@suse.cz>
19447 tree-optimization/36100
19448 * tree-pass.h (pass_O0_always_inline): Declare.
19449 * ipa-inline.c (inline_transform): Remove dead code.
19450 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19451 pass_O0_always_inline): New.
19452 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19454 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19456 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19457 mnemonic in this_param move for TARGET_64BIT.
19459 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19461 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19462 (*strmovsi_rex_1): Ditto.
19463 (*strsetsi_1): Ditto.
19464 (*strsetsi_rex_1): Ditto.
19466 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19467 adddicc expanders using SWI mode iterator.
19469 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19472 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19475 2008-05-04 David S. Miller <davem@davemloft.net>
19477 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19478 (sparc*-*-linux*): Use linux.h in tm_file.
19479 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19480 compiler defaulting to 32-bit.
19481 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19483 * config/sparc/linux.h: Remove definitions now obtained
19484 properly from linux.h
19485 * config/sparc/linux64.h: Likewise.
19486 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19487 don't want this setting for 32-bit builds in a biarch compiler.
19488 * doc/install.texi: Add sparc-linux to list of targets
19489 supporting --enable-targets=all.
19491 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19493 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19495 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19497 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19498 after V4SI_FTYPE_V8HI.
19499 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19500 case V4SI_FTYPE_V2DF.
19502 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19504 * doc/invoke.texi (max-flow-memory-locations): Removed.
19505 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19507 2008-05-03 Richard Guenther <rguenther@suse.de>
19509 PR middle-end/34973
19510 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19512 2008-05-02 David S. Miller <davem@davemloft.net>
19514 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19516 2008-05-02 Simon Baldwin <simonb@google.com>
19519 * c-common.h (warn_array_subscript_range): Removed.
19520 * c-common.c (warn_array_subscript_range): Ditto.
19521 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19522 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19524 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19526 * config/i386/i386.c (ix86_special_builtin_type): New.
19527 (bdesc_special_args): Likewise.
19528 (ix86_expand_special_args_builtin): Likewise.
19529 (ix86_init_mmx_sse_builtins): Updated.
19530 (ix86_expand_builtin): Updated.
19531 (ix86_expand_store_builtin): Removed.
19532 (ix86_expand_unop_builtin): Likewise.
19534 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19535 * config/i386/mmintrin.h (__v2sf): Here.
19537 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19539 (_mm_loadl_pi): Likewise.
19540 (_mm_storeh_pi): Replace __v2si with __v2sf.
19541 (_mm_storel_pi): Likewise.
19543 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19544 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19545 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19546 __builtin_ia32_loadlpd.
19548 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19550 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19551 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19552 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19553 (ix86_init_mmx_sse_builtins): Updated.
19554 (ix86_expand_args_builtin): Likewise.
19555 (ix86_expand_builtin): Likewise.
19556 (ix86_expand_unop1_builtin): Renamed to ...
19557 (ix86_expand_unop_vec_merge_builtin): This.
19559 2008-05-01 Jan Hubicka <jh@suse.cz>
19562 * ipa-inline.c (inline_generate_summary): Make static.
19563 (inline_transform): Do not call inlining at -O0; make static.
19564 * passes.c (execute_todo): Add sanity check.
19565 (execute_one_ipa_transform_pass): Execute proper flags.
19567 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19569 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19570 (DECL_NONADDRESSABLE_P): Likewise.
19571 * alias.c (record_component_aliases): Fix comment.
19573 2008-05-01 Simon Baldwin <simonb@google.com>
19575 * c-common.h (warn_array_subscript_range): New function.
19576 * c-common.c (warn_array_subscript_range): Ditto.
19577 * tree-vrp.c (check_array_ref): Corrected code to agree with
19578 comment, ignoring only arrays of size 0 or size 1.
19579 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19581 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19583 * config/i386/i386.c (ix86_builtin_type): Replace
19584 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19585 (bdesc_args): Updated.
19586 (ix86_init_mmx_sse_builtins): Likewise.
19587 (ix86_expand_args_builtin): Likewise.
19589 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19592 * doc/extend.texi: Correct __builtin_ia32_palignr.
19594 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19597 * config/i386/i386.c (bdesc_crc32): Removed.
19598 (ix86_expand_crc32): Likewise.
19599 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19600 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19601 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19602 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19603 UINT_FTYPE_UINT_UCHAR.
19604 (bdesc_args): Updated. Add crc32 builtins.
19605 (ix86_init_mmx_sse_builtins): Updated.
19606 (ix86_expand_args_builtin): Updated to support subreg.
19608 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19610 2008-05-01 Jan Hubicka <jh@suse.cz>
19612 * tree-pass.h (opt_pass): Add IPA_PASS.
19613 (varpool_node, cgraph_node): Forward declare.
19614 (ipa_opt_pass): Define.
19615 (pass_ipa_inline): Turn into ipa_opt_pass.
19616 (pass_apply_inline): Remove.
19617 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19618 (apply_inline): Turn into ....
19619 (inline_transform): ... this one.
19620 (inline_generate_summary): New function.
19621 (pass_apply_inline): Remove.
19622 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19624 (struct function): Add ipa_transforms_to_apply.
19625 * passes.c (register_one_dump_file): Work on IPA_PASS.
19626 (init_optimization_passes): Remove pass_inline_parameters and
19628 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19629 (execute_one_pass) ... here; apply transforms when possible.
19630 (add_ipa_transform_pass, execute_ipa_summary_asses,
19631 execute_one_ipa_transform_pass): New.
19632 (execute_ipa_pass_list): Update for IPA_PASS type.
19634 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19636 * config/i386/i386.c (ix86_builtin_type): Add
19637 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19638 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19639 (bdesc_args): Add SSE4a builtins.
19640 (ix86_init_mmx_sse_builtins): Updated.
19641 (ix86_expand_args_builtin): Likewise.
19642 (ix86_expand_builtin): Likewise.
19644 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19646 * config/i386/i386.c (ix86_builtin_type): Add
19647 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19648 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19649 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19650 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19651 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19652 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19653 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19654 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19655 and DI_FTYPE_DI_DI_INT.
19656 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19657 (ix86_init_mmx_sse_builtins): Updated.
19658 (ix86_expand_args_builtin): Likewise.
19659 (ix86_expand_builtin): Likewise.
19660 (ix86_expand_binop_imm_builtin): Removed.
19662 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19664 2008-04-30 Richard Guenther <rguenther@suse.de>
19666 PR tree-optimization/32921
19667 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19669 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19671 * config/arm/arm.c (arm_unwind_emit): Use
19672 crtl->all_throwers_are_sibcalls instead of
19673 cfun->all_throwers_are_sibcalls.
19674 (arm_output_fn_unwind): Likewise.
19675 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19676 instead of cfun->uses_pic_offset_table.
19677 (frv_expand_prologue): Likewise.
19678 (frv_frame_pointer_required): Likewise.
19679 (frv_expand_fdpic_call): Likewise.
19680 (frv_emit_movsi): Likewise.
19681 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19682 cfun->returns_pcc_struct instead of
19683 current_function_returns_pcc_struct.
19684 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19685 instead of cfun->calls_eh_return.
19686 (m32c_pushm_popm): Likewise.
19687 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19688 "extern" declaration.
19690 2008-04-30 Richard Guenther <rguenther@suse.de>
19692 PR tree-optimization/21636
19693 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19695 (evaluate_stmt): Print the likely value.
19696 (ccp_visit_stmt): Avoid excessive vertical spacing.
19698 2008-04-30 Rafael Espíndola <espindola@google.com>
19700 * builtins.c (fold_call_expr): Return realret.
19701 * tree-ssa-threadedge.c
19702 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19703 __builtin_object_size.
19705 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19707 * gcc.c (wrapper_string): New variable.
19708 (insert_wrapper): New function.
19709 (execute): New option -wrapper.
19710 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19712 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19714 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19715 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19716 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19718 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19719 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19720 config/rs6000/e500crtres64gprctr.asm,
19721 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19722 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19723 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19724 config/rs6000/e500crtsav64gprctr.asm,
19725 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19726 config/rs6000/e500crtsavg64gprctr.asm: New files.
19727 * config/rs6000/t-ppccomm: Add build rules for new files.
19728 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19729 * config/rs6000/t-netbsd: Add build rules for new files.
19730 (LIB2FUNCS_STATIC_EXTRA): New variable.
19731 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19732 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19733 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19735 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19737 * config/i386/i386.c (ix86_builtin_type): Add
19738 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19739 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19740 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19741 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19742 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19743 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19744 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19745 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19746 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19747 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19748 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19749 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19750 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19751 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19752 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19753 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19754 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19755 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19756 V1DI_FTYPE_V2SI_V2SI.
19757 (bdesc_2arg): Moved to ...
19758 (bdesc_args): Here.
19759 (ix86_init_mmx_sse_builtins): Updated.
19760 (ix86_expand_args_builtin): Updated. Take a pointer
19761 to const struct builtin_description. Handle comparison
19763 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19764 (ix86_expand_builtin): Updated.
19766 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19767 (ssse3_pmaddubsw128): This.
19768 (ssse3_pmaddubswv4hi3): Renamed to ...
19769 (ssse3_pmaddubsw): This.
19771 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19772 (__builtin_ia32_packssdw128): Likewise.
19773 (__builtin_ia32_packuswb128): Likewise.
19774 (__builtin_ia32_pmaddubsw): Likewise.
19775 (__builtin_ia32_pmaddubsw128): Likewise.
19777 2008-04-30 Richard Guenther <rguenther@suse.de>
19779 PR tree-optimization/14847
19780 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19781 (recognize_bits_test): Use it.
19782 (recognize_single_bit_test): Likewise.
19784 2008-04-30 Martin Jambor <mjambor@suse.cz>
19786 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19787 instead of setting number of formal parameters to zero.
19788 (ipcp_init_stage): Do not set the number of actual parameters to zero
19790 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19791 which are called with variable number of arguments.
19792 (ipcp_insert_stage): Explicitely skipping all nodes which are
19793 called with variable number of arguments.
19794 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19795 number of parameters.
19797 * ipa-prop.h (struct ipa_node_params): Added flag
19798 called_with_var_arguments
19799 (ipa_set_param_count): Added. Changed sole setter to use it.
19800 (ipa_get_param_count): Added. All readers of param_count
19801 converted to use it instead.
19802 (ipa_set_called_with_variable_arg): Added.
19803 (ipa_is_called_with_var_arguments): Added.
19804 (ipa_get_ith_param): Added. All readers of param_decls converted
19806 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19808 (ipa_get_cs_argument_count): Added, all readers of argument_count
19810 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19813 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19814 (struct ipcp_lattice): Renamed cval_type to type
19815 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19817 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19818 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19819 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19820 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19821 (build_const_val): Changed the type of parameter cvalue to tree
19822 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19823 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19825 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19828 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19829 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19830 (ipa_add_method): Renamed to ipa_push_func_to_list
19831 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19832 (ipa_callsite_param_count): Removed.
19833 (ipa_callsite_param_count_set): Removed.
19834 (ipa_callsite_param): Removed.
19835 (ipa_callsite_callee): Removed.
19836 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19837 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19838 (ipa_method_formal_count): Removed.
19839 (ipa_method_formal_count_set): Removed.
19840 (ipa_method_get_tree): Removed.
19841 (ipa_method_tree_map_create): Removed.
19842 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19843 (ipa_create_param_decls_array): Creates the array itself
19844 (ipa_create_param_decls_array): Temporary variable info instead of
19845 a few dereferences.
19846 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19847 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19848 (get_type): Removed.
19849 (ipa_jf_get_info_type): Removed.
19850 (ipa_node_create): Renamed to ipa_create_node_params
19851 (ipa_free): Renamed to ipa_free_all_node_params
19852 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19853 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19854 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19855 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19856 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19857 ipa_free_all_edge_args
19858 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19859 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19860 (ipa_create_methodlist_node): Removed.
19861 (ipa_methodlist_method): Removed.
19862 (ipa_methodlist_method_set): Removed.
19863 (ipa_methodlist_next_method): Removed.
19864 (ipa_methodlist_next_method_set): Removed.
19865 (ipa_method_is_modified): Removed.
19866 (ipa_method_modify_create): Removed.
19867 (ipa_method_modify_init): Temporary variable info instead of a few
19869 (ipa_detect_param_modifications): Temporary variable info instead of
19870 a few dereferences.
19871 (ipa_compute_jump_functions): Temporary variable info instead of
19872 a few dereferences.
19873 (ipa_method_modify_set): Removed.
19874 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19875 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19876 than craph_node as the first parameter.
19877 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19878 (ipa_method_modify_init): Removed.
19879 (ipa_compute_jump_functions): Added a temp variable instead of
19880 repeatadly dereferencing the cgraph_edge.aux pointer
19881 (ipa_callsite_param_set_type): Removed.
19882 (ipa_compute_jump_functions): i renamed to index and moved to
19884 (ipa_callsite_param_set_info_type_formal): Removed.
19885 (ipa_callsite_param_set_info_type): Removed.
19886 (ipa_callsite_param_map_create): Removed.
19887 (ipa_callsite_tree): Removed.
19888 (ipa_callsite_caller): Removed.
19889 (ipa_pop_func_from_list): return_method removed to return_func
19891 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19892 prefixed all values with IPA_. Changed all users.
19893 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19894 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19895 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19896 (union parameter_info): Renamed to jump_func_value.
19897 (union jump_func_value): Renamed value to constant
19898 (struct ipa_jump_func): Renamed info_type to value
19899 (struct ipa_node): Renamed to ipa_node_params
19900 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19901 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19902 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19903 (struct ipa_edge): Renamed to ipa_edge_args
19904 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19905 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19906 (struct ipa_methodlist): Renamed to ipa_func_list
19907 (struct ipa_func_list): method_p renamed to node, next_method
19909 (ipa_methodlist_p): Removed, switched all users to struct pointer
19910 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19912 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19914 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19915 (rs6000_emit_epilogue): Use backchain to restore only when we
19916 have a large frame. Make use of frame pointer to restore if we
19917 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19919 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19921 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19922 Add mode to zero_extract.
19923 (sign bit tests peepholes): (Ditto.).
19925 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19927 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19928 Instructions in comments with SSE3.
19929 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19930 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19931 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19932 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19933 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19934 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19935 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19936 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19937 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19938 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19939 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19940 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19941 (bdesc_sse_args): Renamed to ...
19942 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19943 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19944 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19945 IX86_BUILTIN_FABSQ.
19946 (bdesc_1arg): Moved to ...
19947 (bdesc_args): Here.
19948 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19949 Instructions in comments with SSE3.
19950 (ix86_expand_sse_operands_builtin): Renamed to ...
19951 (ix86_expand_args_builtin): This. Updated.
19952 (ix86_expand_unop1_builtin): Update comments.
19953 (ix86_expand_builtin): Updated.
19955 2008-04-29 Richard Guenther <rguenther@suse.de>
19957 PR tree-optimization/36078
19958 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19959 Update virtual SSA form after cleaning up the CFG.
19961 2008-04-29 Richard Guenther <rguenther@suse.de>
19963 PR middle-end/15255
19964 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19966 2008-04-29 Richard Guenther <rguenther@suse.de>
19968 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19969 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19970 (compute_flow_insensitive_aliasing): Do not treat
19971 PTR_IS_REF_ALL pointers special.
19972 (get_smt_for): Likewise.
19973 (may_alias_p): Re-structure.
19974 (is_escape_site): A ref-all pointer conversion is not an escape site.
19975 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
19976 PTR_IS_REF_ALL pointers special.
19977 * tree-ssa-structalias.h (struct alias_info): Remove
19978 ref_all_symbol_mem_tag field.
19979 (PTR_IS_REF_ALL): Remove.
19981 2008-04-29 Richard Guenther <rguenther@suse.de>
19983 PR middle-end/36077
19984 * fold-const.c (extract_muldiv_1): In combining division constants
19985 make sure to never overflow.
19987 2008-04-29 Nick Clifton <nickc@redhat.com>
19989 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
19991 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19994 * optc-gen.awk: Work around HP-UX/IA awk bug.
19996 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
19998 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20001 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20004 * config/i386/i386.md
20005 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20006 Change operand 1 predicate to nonimmediate_operand.
20008 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20011 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20013 * gengtype.c (walk_type, write_func_for_structure): Handle
20015 * doc/gty.texi: Document chain_circular.
20017 2008-04-28 Richard Guenther <rguenther@suse.de>
20019 PR tree-optimization/36066
20020 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20023 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20026 * config/i386/i386.md
20027 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20028 Use match_scratch instead of match_operand for operands 3 and 4.
20030 2008-04-27 Richard Guenther <rguenther@suse.de>
20032 PR tree-optimization/18754
20033 PR tree-optimization/34223
20034 * tree-pass.h (pass_complete_unrolli): Declare.
20035 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20036 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20037 Rewrite loop into loop closed SSA form if it is not already.
20038 (tree_unroll_loops_completely): Re-structure to iterate over
20039 innermost loops with intermediate CFG cleanups.
20040 Unroll outermost loops only if requested or the code does not grow
20042 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20043 loops are available.
20044 (tree_vectorize): Instead do so here.
20045 (tree_complete_unroll): Also unroll outermost loops.
20046 (tree_complete_unroll_inner): New function.
20047 (gate_tree_complete_unroll_inner): Likewise.
20048 (pass_complete_unrolli): New pass.
20049 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20050 uses outside of the loop.
20051 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20052 form if it is available.
20053 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20054 * passes.c (init_optimization_passes): Schedule complete inner
20055 loop unrolling pass before the first CCP pass after final inlining.
20057 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20059 * targhooks.h (default_emutls_var_fields,
20060 default_emutls_var_init): Declare.
20061 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20062 * target.h (struct gcc_target): Add struct emutls member.
20063 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20064 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20065 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20066 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20067 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20068 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20069 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20070 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20071 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20072 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20073 emit debug information.
20074 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20075 * varasm.c: Include targhooks.h.
20076 (emutls_object_section, emutls_tmpl_section): New.
20077 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20078 (EMUTLS_SEPARATOR): New.
20079 (prefix_name): New.
20080 (get_emutls_object_name): New.
20081 (default_emutls_var_fields): New, broken out of ...
20082 (get_emutls_object_type): ... here. Adjust to use target hooks.
20083 (get_emutls_init_templ_addr): Adjust to use target hooks.
20084 (emutls_decl): Adjust to use target hooks.
20085 (emutls_finish): Likewise.
20086 (default_emutls_var_init): New, broken out of ...
20087 (assemble_variable): ... here. Adjust to use target hooks.
20088 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20089 SECCAT_EMUTLS_TMPL.
20090 * c-common.c (handle_section_attribute): Prevent overriding
20091 sections for emulated tls with special sections.
20092 * config/i386/i386.c (x86_64_elf_select_section): Add
20093 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20094 (x86_64_elf_unique_section): Likewise.
20095 * config/vxworks.c: Include tree.h.
20096 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20097 (vxworks_override_options): Set TLS scheme.
20098 * doc/tm.texi (Emulated TLS): New node.
20100 2008-04-26 Simon Baldwin <simonb@google.com>
20103 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20104 with propagated string constants.
20106 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20108 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20109 constraint for operand 2 when operand 0 is memory operand.
20110 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20111 operand 0 is memory operand.
20112 (fix_trunc<mode>_i387_with_temp): Ditto.
20113 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20114 operand 2 when operand 1 is memory operand.
20115 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20116 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20117 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20118 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20119 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20120 operands 2,3 and 4 when operand 1 is memory operand.
20121 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20123 (fistdi2_floor_with_temp): Ditto.
20124 (fist<mode>2_floor_with_temp): Ditto.
20125 (fistdi2_ceil_with_temp): Ditto.
20126 (fist<mode>2_ceil_with_temp): Ditto.
20127 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20129 2008-04-26 David Daney <ddaney@avtrex.com>
20131 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20133 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20134 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20135 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20136 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20137 (compare_and_swap_12): New insn.
20138 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20139 * config/mips/mips.c (mips_force_binary): New function.
20140 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20141 (mips_expand_compare_and_swap_12): New function.
20142 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20144 2008-04-25 Jan Hubicka <jh@suse.cz>
20147 * cfgexpand.c (pass_expand): Turn into RTL pass.
20148 * passes.c (execute_one_pass): Do pass typechecking after execution.
20149 * tree-pass.h (pass_expand): Turn into RTL pass.
20151 * function.h (struct rtl_data): Move here fields
20152 accesses_prior_frames, calls_eh_return, saves_all_registers,
20153 has_nonlocal_goto, has_asm_statement, is_thunk,
20154 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20155 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20156 arg_pointer_save_area_init from struct function; turn into bool.
20157 (struct function): Move
20158 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20159 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20160 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20161 tail_call_emit, arg_pointer_save_area_init
20162 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20163 (current_function_returns_struct, current_function_returns_pcc_struct,
20164 current_function_calls_setjmp, current_function_calls_alloca,
20165 current_function_accesses_prior_frames,
20166 current_function_calls_eh_return, current_function_is_thunk,
20167 current_function_stdarg, current_function_profile,
20168 current_function_limit_stack, current_function_uses_pic_offset_table,
20169 current_function_uses_const_pool, current_function_has_nonlocal_label,
20170 current_function_saves_all_registers,
20171 current_function_has_nonlocal_goto,
20172 current_function_has_asm_statement): Remove accesor macros.
20173 * ra-conflict.c (global_conflicts): Update.
20174 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20175 (suitable_for_tail_call_opt_p): Update.
20176 * builtins.c (expand_builtin_return_addr): Update.
20177 (expand_builtin_setjmp_setup): Update.
20178 (expand_builtin_nonlocal_goto): Update.
20179 * final.c (final_start_function): Update.
20180 (profile_function): Update.
20181 (leaf_function_p): Update.
20182 (only_leaf_regs_used): Update.
20183 * df-scan.c (df_get_exit_block_use_set): Update.
20184 * dojump.c (clear_pending_stack_adjust): Update.
20185 * tree-stdarg.c (gate_optimize_stdarg): Update.
20186 * gimple-low.c (lower_function_body): Update.
20187 * global.c (compute_regsets): Update.
20188 (global_alloc): Update.
20189 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20190 * expr.c (expand_assignment): Update.
20191 * dse.c (dse_step0): Update.
20192 (dse_step1): Update.
20193 * c-decl.c (store_parm_decls): Update.
20194 * local-alloc.c (combine_regs): Update.
20195 (find_free_reg): Update.
20196 * function.c (assign_parms_augmented_arg_list): Update.
20197 (assign_parm_find_data_types): Update.
20198 (assign_parms): Update.
20199 (allocate_struct_function): Update.
20200 (expand_function_start): Update.
20201 (expand_function_end): Update.
20202 (get_arg_pointer_save_area): Update.
20203 (thread_prologue_and_epilogue_insns): Update.
20204 (rest_of_match_asm_constraints): Update.
20205 * stor-layout.c (variable_size): Update.
20206 * gcse.c (gcse_main): Update.
20207 (bypass_jumps): Update.
20208 * gimplify.c (gimplify_function_tree): Update.
20209 * calls.c (emit_call_1): Update.
20210 (expand_call): Update.
20211 * bt-load.c (compute_defs_uses_and_gen): Update.
20212 * except.c (sjlj_assign_call_site_values): Update.
20213 (sjlj_emit_function_enter): Update.
20214 (can_throw_external): Update.
20215 (set_nothrow_function_flags): Update.
20216 (expand_builtin_unwind_init): Update.
20217 (expand_eh_return): Update.
20218 (convert_to_eh_region_ranges): Update.
20219 (output_function_exception_table): Update.
20220 * emit-rtl.c (gen_tmp_stack_mem): Update.
20221 * cfgexpand.c (expand_used_vars): Update.
20222 (tree_expand_cfg): Update.
20223 * cfgcleanup.c (rest_of_handle_jump): Update.
20224 * explow.c (allocate_dynamic_stack_space): Update.
20225 * varasm.c (assemble_start_function): Update.
20226 (force_const_mem): Update.
20227 (mark_constant_pool): Update.
20228 * tree-optimize.c (tree_rest_of_compilation): Update.
20229 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20230 * tree-cfg.c (notice_special_calls): Update.
20231 (is_ctrl_altering_stmt): Update.
20232 (tree_can_make_abnormal_goto): Update.
20233 (tree_purge_dead_abnormal_call_edges): Update.
20234 * config/alpha/predicates.md: Update.
20235 * config/alpha/alpha.c (alpha_sa_mask): Update.
20236 (alpha_sa_size): Update.
20237 (alpha_does_function_need_gp): Update.
20238 (alpha_expand_prologue): Update.
20239 (alpha_start_function): Update.
20240 (alpha_output_function_end_prologue): Update.
20241 (alpha_expand_epilogue): Update.
20242 * config/frv/frv.c (frv_stack_info): Update.
20243 (frv_expand_epilogue): Update.
20244 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20245 (s390_register_info): Update.
20246 (s390_frame_info): Update.
20247 (s390_init_frame_layout): Update.
20248 (s390_can_eliminate): Update.
20249 (save_gprs): Update.
20250 * config/spu/spu.c (spu_split_immediate): Update.
20251 (need_to_save_reg): Update.
20252 (spu_expand_prologue): Update.
20253 (spu_expand_epilogue): Update.
20254 * config/sparc/sparc.md: Update.
20255 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20256 (sparc_tls_got): Update.
20257 (legitimize_pic_address): Update.
20258 (sparc_emit_call_insn): Update.
20259 (sparc_expand_prologue): Update.
20260 (output_return): Update.
20261 (print_operand): Update.
20262 (sparc_function_ok_for_sibcall): Update.
20263 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20264 * config/m32r/m32r.md: Update.
20265 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20266 (m32r_compute_frame_size): Update.
20267 (m32r_expand_prologue): Update.
20268 (m32r_expand_epilogue): Update.
20269 (m32r_legitimize_pic_address): Update.
20270 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20271 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20272 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20273 (gen_push): Update.
20274 (ix86_save_reg): Update.
20275 (ix86_compute_frame_layout): Update.
20276 (ix86_expand_prologue): Update.
20277 (ix86_expand_epilogue): Update.
20278 * config/sh/sh.c (output_stack_adjust): Update.
20279 (calc_live_regs): Update.
20280 (sh5_schedule_saves): Update.
20281 (sh_expand_prologue): Update.
20282 (sh_expand_epilogue): Update.
20283 (sh_setup_incoming_varargs): Update.
20284 (sh_allocate_initial_value): Update.
20285 (sh_get_pr_initial_val): Update.
20286 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20287 * config/sh/sh.md (label:): Update.
20288 * config/avr/avr.c (out_movhi_mr_r): Update.
20289 * config/crx/crx.h (enum): Update.
20290 * config/xtensa/xtensa.h (along): Update.
20291 * config/stormy16/stormy16.c Update.
20292 (xstormy16_compute_stack_layout): Update.
20293 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20294 (fr30_expand_prologue): Update.
20295 * config/cris/cris.c (cris_conditional_register_usage): Update.
20296 (cris_reg_saved_in_regsave_area): Update.
20297 (cris_initial_frame_pointer_offset): Update.
20298 (cris_simple_epilogue): Update.
20299 (cris_expand_prologue): Update.
20300 (cris_expand_epilogue): Update.
20301 (cris_expand_pic_call_address): Update.
20302 (cris_asm_output_symbol_ref): Update.
20303 (cris_asm_output_label_ref): Update.
20304 * config/cris/cris.md Update.
20305 * config/iq2000/iq2000.c (compute_frame_size): Update.
20306 (iq2000_expand_epilogue): Update.
20307 * config/mt/mt.h (save_direction): Update.
20308 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20309 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20310 (ia64_secondary_reload_class): Update.
20311 * config/m68k/m68k.c (m68k_save_reg): Update.
20312 (m68k_expand_prologue): Update.
20313 (m68k_expand_epilogue): Update.
20314 (legitimize_pic_address): Update.
20315 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20316 (first_reg_to_save): Update.
20317 (first_altivec_reg_to_save): Update.
20318 (compute_vrsave_mask): Update.
20319 (compute_save_world_info): Update.
20320 (rs6000_stack_info): Update.
20321 (spe_func_has_64bit_regs_p): Update.
20322 (rs6000_ra_ever_killed): Update.
20323 (rs6000_emit_eh_reg_restore): Update.
20324 (rs6000_emit_allocate_stack): Update.
20325 (rs6000_emit_prologue): Update.
20326 (rs6000_emit_epilogue): Update.
20327 (rs6000_output_function_epilogue): Update.
20328 (output_profile_hook): Update.
20329 (rs6000_elf_declare_function_name): Update.
20330 * config/rs6000/rs6000.h (rs6000_args): Update.
20331 * config/rs6000/rs6000.md: Update.
20332 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20333 * config/arc/arc.c (arc_output_function_epilogue): Update.
20334 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20335 * config/darwin.c (machopic_function_base_name): Update.
20336 * config/score/score3.c (score3_compute_frame_size): Update.
20339 (score3_epilogue): Update.
20340 * config/score/score7.c (score7_compute_frame_size): Update.
20341 (score7_prologue): Update.
20342 (score7_epilogue): Update.
20343 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20344 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20345 * config/arm/arm.c (use_return_insn): Update.
20346 (require_pic_register): Update.
20347 (arm_load_pic_register): Update.
20348 (arm_compute_save_reg0_reg12_mask): Update.
20349 (arm_compute_save_reg_mask): Update.
20350 (thumb1_compute_save_reg_mask): Update.
20351 (output_return_instruction): Update.
20352 (arm_output_function_prologue): Update.
20353 (arm_output_epilogue): Update.
20354 (arm_get_frame_offsets): Update.
20355 (arm_expand_prologue): Update.
20356 (thumb_pushpop): Update.
20357 (thumb_exit): Update.
20358 (thumb1_expand_prologue): Update.
20359 (thumb1_expand_epilogue): Update.
20360 (arm_unwind_emit): Update.
20361 (arm_output_fn_unwind): Update.
20362 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20363 * config/arm/arm.md: Update.
20364 * config/pa/pa.md: Update.
20365 * config/pa/pa.c (legitimize_pic_address): Update.
20366 (compute_frame_size): Update.
20367 (hppa_expand_prologue): Update.
20368 (hppa_expand_epilogue): Update.
20369 (borx_reg_operand): Update.
20370 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20371 (HARD_REGNO_RENAME_OK): Update.
20372 * config/mips/mips.c (mips_global_pointer): Update.
20373 (mips_save_reg_p): Update.
20374 (mips_compute_frame_info): Update.
20375 (mips_frame_pointer_required): Update.
20376 (mips_expand_prologue): Update.
20377 (mips_expand_epilogue): Update.
20378 (mips_can_use_return_insn): Update.
20379 (mips_reorg_process_insns): Update.
20380 * config/v850/v850.c (compute_register_save_size): Update.
20381 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20382 * config/mmix/mmix.c (along): Update.
20383 (mmix_expand_epilogue): Update.
20384 * config/bfin/bfin.c (legitimize_pic_address): Update.
20385 (must_save_p): Update.
20386 (stack_frame_needed_p): Update.
20387 (add_to_reg): Update.
20388 (bfin_expand_prologue): Update.
20389 * stmt.c (expand_asm_operands): Update.
20390 * reload1.c (reload): Update.
20391 (init_elim_table): Update.
20393 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20395 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20397 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20399 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20400 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20401 (mov<mode>): Removed.
20402 (*movv4sf_internal): Likewise.
20403 (*movv2df_internal): Likewise.
20405 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20407 * config.gcc (crx-*-elf): Remove deprecation.
20409 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20411 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20412 __gcc_deregister_frame with atexit.
20413 (deregister_frame_dtor): Remove.
20415 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20416 Nathan Sidwell <nathan@codesourcery.com>
20418 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20420 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20421 (rs6000_isel): Likewise.
20422 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20423 (rs6000_isel): New variable.
20424 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20426 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20429 * c-common.c (handle_vector_size_attribute): Call
20430 lang_hooks.types.reconstruct_complex_type instead of
20431 reconstruct_complex_type.
20432 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20433 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20434 * langhooks.h (struct lang_hooks_for_types): Add
20435 reconstruct_complex_type hook.
20436 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20437 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20439 2008-04-24 Richard Guenther <rguenther@suse.de>
20441 * c-common.h (check_builtin_function_arguments): Declare.
20442 * c-common.c (validate_nargs): New function.
20443 (check_builtin_function_arguments): Likewise.
20444 * c-typeck.c (build_function_call): Call
20445 check_builtin_function_arguments.
20446 * builtins.c (fold_builtin_classify): Remove error reporting code.
20447 (fold_builtin_unordered_cmp): Likewise.
20448 (fold_builtin_1): Likewise.
20449 (fold_builtin_n): Likewise.
20451 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20453 PR tree-optimization/36008
20454 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20455 the original op1, rather than delta by step.
20457 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20458 Sebastian Pop <sebastian.pop@amd.com>
20460 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20461 eliminate_local_variables_stmt, eliminate_local_variables,
20462 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20463 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20464 of code delimited by two edges in the CFG.
20465 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20466 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20467 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20468 the case of parallelisation of reductions.
20469 (expr_invariant_in_region_p): New.
20471 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20472 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20474 2008-04-24 Ira Rosen <irar@il.ibm.com>
20475 Richard Guenther <rguenther@suse.de>
20477 PR tree-optimization/36034
20478 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20479 incapable of dealing with loads with gaps.
20481 2008-04-24 Rafael Espíndola <espindola@google.com>
20483 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20484 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20485 vrp_evaluate_conditional.
20486 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20487 (vrp_evaluate_conditional): Split the cond argument.
20488 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20489 (simplify_stmt_for_jump_threading): Update call to
20490 vrp_evaluate_conditional.
20492 2008-04-24 Ira Rosen <irar@il.ibm.com>
20494 PR tree-optimization/35982
20495 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20496 interleaved data-refs are of the same type.
20498 2008-04-24 Danny Smith <dannysmith@users.net>
20500 * c-format.c (check_format_info_main): Use strncmp rather than a
20501 magic prefix to handle multichar length specs.
20502 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20503 Don't prefix "I64" and "I32" with '\0'.
20505 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20508 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20509 in registers for -m32 only if stdarg_p (fntype).
20511 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20513 PR rtl-optimization/36006
20514 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20515 temp to op0 in order to avoid invalid rtx sharing.
20517 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20519 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20520 check TREE_INVARIANT.
20521 * tree-gimple.c (is_gimple_address): New.
20522 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20523 * tree-gimple.h (is_gimple_address): New.
20524 * tree.h (decl_address_invariant_p): New.
20525 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20526 (build_string): Likewise.
20527 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20528 (tree_invariant_p_1): Likewise.
20529 (save_expr): Use it.
20530 (tree_invariant_p): New.
20531 (skip_simple_arithmetic): Use it.
20532 (stabilize_reference_1): Use it.
20533 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20535 (build1_stat): Drop code to compute TREE_INVARIANT.
20536 (build2_stat): Drop code to compute TREE_INVARIANT.
20537 (build3_stat): Drop code to compute TREE_INVARIANT.
20538 (build4_stat): Drop code to compute TREE_INVARIANT.
20539 (build5_stat): Drop code to compute TREE_INVARIANT.
20540 (build7_stat): Drop code to compute TREE_INVARIANT.
20541 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20542 * tree.h (struct tree_base): Remove invariant_flag.
20543 (TREE_INVARIANT): Remove.
20544 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20545 (fold_builtin_expect): Check TREE_CONSTANT.
20546 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20547 * c-tree.h (c_expr_to_decl): Drop third parameter.
20548 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20549 (build_c_cast): Don't set TREE_INVARIANT.
20550 (pop_init_level): Don't set TREE_INVARIANT.
20551 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20552 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20554 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20555 (gimplify_addr_expr): Adjust comment.
20556 * tree-mudflap.c (mf_build_string):
20557 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20558 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20559 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20560 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20561 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20562 * langhooks.h (struct lang_hooks): Drop third parameter from
20565 2008-04-23 Richard Guenther <rguenther@suse.de>
20567 PR tree-optimization/27799
20568 PR tree-optimization/32921
20569 PR tree-optimization/32624
20570 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20571 SMTs aliases and the tag itself into the solution.
20572 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20573 merge the points-to solution back into the SMT aliases.
20574 (may_alias_p): Use alias_set_subset_of instead of
20575 aliases_conflict_p. A pointer which points to
20576 memory with alias set zero may access any variable.
20578 2008-04-23 Richard Guenther <rguenther@suse.de>
20580 * alias.c (alias_set_subset_of): Correctly handle asking
20581 if zero is a subset of an alias set with zero child.
20582 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20583 (compute_flow_insensitive_aliasing): Correctly walk all
20584 pointers. Do not unnecessarily union sets.
20586 2008-04-23 Richard Guenther <rguenther@suse.de>
20588 PR middle-end/36021
20589 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20591 2008-04-22 Tomas Bily <tbily@suse.cz>
20593 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20595 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20597 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20598 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20599 * tree-inline.c (estimate_num_insns_1): Likewise.
20600 * varasm.c (const_hash_1, compare_constant, copy_constant)
20601 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20602 * emit-rtl.c (component_ref_for_mem_expr)
20603 (set_mem_attributes_minus_bitpos): Likewise.
20604 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20605 (is_aligning_offset): Likewise.
20606 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20607 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20608 * dojump.c (do_jump): Likewise.
20609 * builtins.c (get_pointer_alignment, get_memory_rtx)
20610 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20611 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20613 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20615 PR rtl-optimization/36017
20616 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20617 expanding the library call.
20619 2008-04-22 Ian Lance Taylor <iant@google.com>
20621 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20622 than size_in_bytes.
20624 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20626 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20627 of LR/CTR moves for Power6.
20629 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20631 PR middle-end/36003
20632 * passes.c (init_optimization_passes): Remove
20633 pass_fast_rtl_byte_dce.
20635 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20638 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20639 builtin functions to generate faster code.
20640 (_mm_cvtpu16_ps): Ditto.
20641 (_mm_cvtpi32x2_ps): Ditto.
20643 2008-04-22 Nick Clifton <nickc@redhat.com>
20645 * common.opt (ftree-loop-distribution): Add Optimization
20648 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20649 (frv_expand_builtin_va_start): Likewise.
20651 * config/arm/arm.c (thumb_find_work_register): Fix location of
20652 argument register count.
20654 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20656 Support scheduling for ColdFire V1 and V3 microarchitecture.
20657 Improve scheduling of multiplication instructions.
20659 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20660 (mac): New instruction attribute.
20661 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20662 (m68k_sched_mac): New variable.
20663 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20664 Handle cfv1 and cfv3.
20665 (max_insn_size): New static variable.
20666 (struct _sched_ib): New type.
20667 (sched_ib): New static variable.
20668 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20669 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20670 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20672 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20673 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20674 new variables. Update.
20675 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20676 Add modeling of cfv3 instruction buffer. Update.
20677 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20678 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20679 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20680 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20681 a particular reservation applies to.
20682 (type2): Reorganize attribute values. Rename alu to alu_reg,
20683 alu_l to alu, move_l to omove. Join move to alu. Split mul
20684 to mul_l and mul_w.
20685 (cf_ib_*): Simplify description of instruction buffer.
20686 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20687 (cf_mem): Split into cf_mem1 and cf_mem2.
20688 (cf_v2_move_??): Rename to cfv12_alu_??.
20689 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20690 (cf_v2_mul_??): Remove reservations.
20691 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20692 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20693 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20695 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20696 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20697 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20698 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20699 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20700 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20701 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20702 expansions of the above reservations for instructions of sizes
20705 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20707 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20709 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20711 * coverage.c: Include tree-pass.h.
20712 (coverage_counter_alloc): Print da_file_name to the dump file.
20714 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20716 * sbitmap.c (sbitmap_range_empty_p): New function.
20717 * sbitmap.h (sbitmap_range_empty_p): New function.
20718 * bitmap.h: Now includes obstack.h.
20720 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20721 Kenneth Zadeck <zadeck@naturalbridge.com>
20723 * dbgcnt.def (ra_byte_scan): Added.
20724 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20725 when the last hit happens for a counter.
20726 * timevar.def (TV_DF_BYTE_LR): New variable.
20727 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20728 * passes.c (pass_fast_rtl_byte_dce): New pass.
20729 * fwprop.c (update_df): Added mode to call df_ref_create.
20730 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20731 DF_REF_EXTRACT_OFFSET.
20732 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20733 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20735 (df_ref_extract): Added mode field.
20736 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20737 DF_REF_EXTRACT_OFFSET.
20738 (DF_REF_EXTRACT_MODE): New macro.
20739 (df_byte_lr_bb_info): New structure.
20740 (df_print_byte_regset, df_compute_accessed_bytes,
20741 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20742 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20743 df_byte_lr_simulate_uses,
20744 df_byte_lr_simulate_artificial_refs_at_top,
20745 df_byte_lr_simulate_artificial_refs_at_end,
20746 df_compute_accessed_bytes): New function.
20747 (df_ref_create): Add parameter.
20748 (df_byte_lr_get_bb_info): New inline function.
20749 * df-scan.c (df_ref_record, df_uses_record,
20750 df_ref_create_structure): Added mode parameter.
20751 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20752 df_defs_record, df_uses_record, df_get_conditional_uses,
20753 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20754 df_entry_block_defs_collect, df_exit_block_uses_collect):
20755 Added mode parameter to calls to df_ref_record, df_uses_record,
20756 df_ref_create_structure.
20757 (df_ref_equal_p, df_ref_compare): Added test for modes.
20758 (df_ref_create_structure): Added code to set mode. Renamed
20759 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20760 DF_REF_EXTRACT_OFFSET.
20761 * df-core.c (df_print_byte_regset): New function.
20762 * df-byte-scan.c: New file.
20763 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20764 calls to BITMAP_FREE.
20765 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20766 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20767 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20768 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20769 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20770 df_byte_lr_local_compute, df_byte_lr_init,
20771 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20772 df_byte_lr_transfer_function, df_byte_lr_free,
20773 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20774 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20775 df_byte_lr_simulate_uses,
20776 df_byte_lr_simulate_artificial_refs_at_top,
20777 df_byte_lr_simulate_artificial_refs_at_end): New function.
20778 * dce.c (byte_dce_process_block): New function.
20779 (dce_process_block): au is now passed in rather than computed
20780 locally. Changed loops that look at artificial defs to not look
20781 for conditional or partial ones, because there never are any.
20782 (fast_dce): Now is able to drive byte_dce_process_block or
20783 dce_process_block depending on the kind of dce being done.
20784 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20785 (rest_of_handle_fast_byte_dce): New function.
20786 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20787 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20789 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20792 * gcc.h: Added fortran options that take arguments to
20793 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20796 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20798 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20799 scalarization if on the LHS and not a full access.
20801 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20803 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20805 2008-04-18 Rafael Espíndola <espindola@google.com>
20807 * tree-vrp.c (find_case_label_index): Fix the binary search.
20808 (find_case_label_range): New.
20809 (vrp_visit_switch_stmt): Use find_case_label_range.
20810 (simplify_switch_using_ranges): Use find_case_label_range.
20812 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20814 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20815 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20817 2008-04-18 Tom Tromey <tromey@redhat.com>
20820 * doc/cpp.texi (Implementation-defined behavior): Mention
20823 2008-04-18 Ian Lance Taylor <iant@google.com>
20825 * fold-const.c (pointer_may_wrap_p): New static function.
20826 (fold_comparison): Add another test for pointer overflow. Use
20827 pointer_may_wrap_p to disable some false positives.
20829 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20831 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20832 (fname_as_string): Match updated cpp_interpret_string prototype.
20833 (fix_string_type): Support char16_t* and char32_t*.
20834 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20835 derivative) nodes. Register as builtin if C++0x.
20836 (c_parse_error): Support CPP_CHAR{16,32}.
20837 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20838 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20839 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20840 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20841 CTI_CHAR32_ARRAY_TYPE>: New elements.
20842 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20843 char32_type_node, signed_char32_type_node, char16_array_type_node,
20844 char32_array_type_node): New defines.
20845 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20846 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20847 (lex_string): Support CPP_STRING{16,32}, match updated
20848 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20849 (lex_charconst): Support CPP_CHAR{16,32}.
20850 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20851 and CPP_STRING{16,32}.
20853 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20856 * aclocal.m4: Regenerate.
20857 * configure: Regenerate.
20859 2008-04-18 Jan Hubicka <jh@suse.cz>
20861 * except.c (dw2_size_of_call_site_table,
20862 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20864 * cgraphbuild.c (build_cgraph_edges): Update.
20865 * tree-pass.h: Update comment.
20866 * final.c (leaf_function_p): Update.
20867 (leaf_renumber_regs): Update.
20868 (rest_of_clean_state): Update.
20869 * omp-low.c (expand_omp_parallel): Update.
20870 * ipa-reference.c (analyze_function): Update.
20871 * reorg.c (find_end_label): Update.
20872 (optimize_skip): Update.
20873 (fill_simple_delay_slots): Update.
20874 (fill_simple_delay_slots): Update.
20875 (make_return_insns): Update.
20876 (dbr_schedule): Update.
20877 * gimple-low.c (record_vars_into): Update.
20878 * cfgbuild.c (make_edges): Update.
20879 * function.c (assign_stack_local): Update.
20880 (assign_parm_adjust_stack_rtl): Update.
20881 (locate_and_pad_parm): Update.
20882 (allocate_struct_function): Do not initialize stack_alignment_needed
20883 and preferred_stack_boundary here.
20884 (stack_protect_prologue): Update.
20885 (stack_protect_epilogue): Update.
20886 (expand_function_start): Initialize stack_alignment_needed,
20887 preferred_stack_boundary and max_jumptable_ents.
20888 (expand_function_end): Update.
20889 (free_after_compilation): Do not NULLify epilogue_delay_list.
20890 * function.h (struct rtl_data): Add stack_protect_guard,
20891 stack_alignment_needed,
20892 preferred_stack_boundary, epilogue_delay_list.
20893 (struct function): Remove value_histograms, stack_alignment_needed,
20894 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20896 unexpanded_var_list, stack_protect_guard.
20897 (current_function_epilogue_delay_list): Remove.
20898 * ipa-type-escape.c (analyze_function): Update.
20899 * gimplify.c (pop_gimplify_context): Update comment.
20900 * calls.c (expand_call): Update.
20901 (emit_library_call_value_1): Update.
20902 * except.c (set_nothrow_function_flags): Update.
20903 * cfgexpand.c (get_decl_align_unit): Update.
20904 (create_stack_guard): Update.
20905 (estimated_stack_frame_size): Update.
20906 (expand_used_vars): Update.
20907 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20908 * explow.c (allocate_dynamic_stack_space): Update.
20909 * tree-ssa-live.c (remove_unused_locals): Update.
20910 * varasm.c (mark_constant_pool): Update.
20911 * tree-inline.c (remap_decls): Update.
20912 (initialize_cfun): Update.
20913 (declare_return_variable): Update.
20914 (inline_forbidden_p): Update.
20915 (expand_call_inline): Update.
20916 (declare_inline_vars): Update.
20917 (tree_function_versioning): Update.
20918 * tree-flow.h (value_histograms): New.
20919 (VALUE_HISTOGRAMS): New macro.
20920 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20922 * tree-cfg.c (set_bb_for_stmt): Update.
20923 (replace_by_duplicate_decl): Update.
20924 (move_block_to_fn): Update.
20925 (new_label_mapper): Update.
20926 (dump_function_to_file): Update.
20927 * ipa-struct-reorg.c (build_data_structure): Update.
20928 * cfgrtl.c (print_rtl_with_bb): Update.
20929 * reload1.c (reload): Update.
20931 * config/i386/i386.c (setup_incoming_varargs_64,
20932 ix86_compute_frame_layout): Update.
20933 * config/arc/arc.c (arc_output_function_epilogue): Update.
20935 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20937 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20938 for FreeBSD as well.
20939 * gthr-posix95.h: Likewise.
20941 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20943 PR rtl-optimization/35838
20944 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20945 out the byte offset of the first subreg.
20947 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20949 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20950 to split_ti instead of three separate calls with single member arrays.
20951 (subti3 splitter): Ditto.
20952 (adddi3 splitter): Ditto with split_di.
20953 (subdi3 splitter): Ditto.
20954 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20955 two separate calls with single member arrays. Swap match_dup
20956 operands 1 and 2 to better fit into the array.
20957 (negdi2 splitter): Ditto with split_di.
20958 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20959 two separate calls with single member arrays. Swap match_dup operands
20960 6 and 7 to better fit into the array.
20962 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20964 * config/i386/i386.c (sse_builtin_type): New.
20965 (bdesc_sse_args): Likewise.
20966 (bdesc_sse_3arg): Removed.
20967 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20968 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20969 IX86_BUILTIN_ROUNDPS.
20970 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20971 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20972 IX86_BUILTIN_ROUNDPS.
20973 (ix86_expand_sse_4_operands_builtin): Removed.
20974 (ix86_expand_sse_operands_builtin): New.
20975 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
20976 and CODE_FOR_sse4_1_roundps.
20977 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20978 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
20980 2008-04-17 Alan Modra <amodra@bigpond.net.au>
20983 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
20984 regs before frame pop when needed. If use_backchain_to_restore_sp
20985 then load backchain into a temp reg to restore vr and vrsave. Add
20986 code to restore vr after frame pop if possible.
20988 2008-04-17 Richard Guenther <rguenther@suse.de>
20990 * tree-vn.c (expressions_equal_p): Do not check type
20991 equality or compatibility before calling operand_equal_p.
20992 * fold-const.c (operand_equal_p): Check equivalence of
20993 integer constants before bailing out due to signedness or
20994 precision differences.
20995 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
20996 spurious differences in type qualification. Ignore types
20997 for COMPONENT_REFs at all.
20999 2008-04-17 Christian Bruel <christian.bruel@st.com>
21001 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21002 msw_skip comparison.
21004 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21007 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21010 PR tree-optimization/35899
21011 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21012 rather than TREE_OPERAND.
21014 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21017 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21018 temporary registers. Change operand predicate to general_operand.
21019 (remainderxf3): Ditto.
21021 2008-04-16 Richard Guenther <rguenther@suse.de>
21023 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21024 * tree-affine.c (aff_combination_expand): Look through some
21027 2008-04-15 Doug Kwan <dougkwan@google.com>
21029 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21031 * tree-pretty-print.c (dump_generic_node): Ditto.
21032 * final.c (output_addr_const): Ditto.
21033 * dwarf2out.c (output_cfi): Ditto.
21034 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21035 * print-rtl.c (print_rtx): Ditto.
21036 * print-tree.c (print_node_brief, print_node): Ditto.
21037 * c-common.c (match_case_to_enum_1): Ditto.
21038 * sched-vis.c (print_value): Ditto.
21039 * config/i386/i386.c (print_operand): Cast to long unsigned int
21042 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21043 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21044 MS Windows VirtualProtect function.
21046 2008-04-15 Jan Hubicka <jh@suse.cz>
21048 * gengtype.c (write_root): Param_is argument is OK.
21049 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21050 * function.h: Include varray.h
21051 (rtl_eh): New stucture based on except.c one.
21052 (call_site_record): New forward declaration and vector type.
21053 * calls.c (emit_call_1): Do not call
21054 note_current_region_may_contain_throw.
21055 * except.c (eh_status): Remove cur_region, try_region since they are
21057 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21058 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21059 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21060 Remove call_site_data_used, call_site_data_size.
21061 Turn call_site_record into vector in function.h.
21062 (note_current_region_may_contain_throw): Remove.
21063 (get_exception_pointer, get_exception_filter): Do not take struct
21064 function argument; update.
21065 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21066 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21067 build_post_landing_pads, dw2_build_landing_pads,
21068 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21069 sjlj_emit_function_enter, sjlj_emit_function_enter,
21070 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21071 sjlj_build_landing_pads, finish_eh_generation,
21072 remove_exception_handler_label, remove_eh_handler,
21073 maybe_remove_eh_handler, add_reachable_handler,
21074 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21075 add_action_record, collect_one_action_chain, add_call_site,
21076 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21077 sjlj_output_call_site_table, output_function_exception_table,
21078 * except.h (note_current_region_may_contain_throw): Remove
21079 (get_exception_pointer, get_exception_filter): Do not take struct
21081 * Makefile.in (GTFILES): Put varargs before struct function.
21083 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21085 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21086 punt for STRING_CST.
21087 (get_constraint_for): Deal with STRING_CST here instead.
21089 2008-04-15 Richard Guenther <rguenther@suse.de>
21091 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21092 statements in a basic-block with a backward walk. Do not
21093 substitute into dead statements but instead remove those.
21095 2008-04-15 Richard Guenther <rguenther@suse.de>
21097 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21098 to zero, thus disable creation of SFTs.
21100 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21102 * tree-predcom.c (suitable_reference_p): Return false if the
21103 reference can throw.
21105 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21108 * c-decl.c (finish_decl): If extern or static var has variable
21109 size, set TREE_TYPE (decl) to error_mark_node.
21111 2008-04-15 Rafael Espíndola <espindola@google.com>
21113 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21116 2008-04-15 Richard Guenther <rguenther@suse.de>
21118 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21119 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21120 (visit_reference_op_load): Do walk vuse-vdef chains on
21121 vn_reference_lookup.
21122 (visit_reference_op_store): But do not here.
21123 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21124 vn_reference_lookup.
21125 (vn_lookup_with_vuses): But do so here.
21127 2008-04-14 Ian Lance Taylor <iant@google.com>
21129 * fold-const.c (fold_overflow_warning): Remove assertion.
21131 2008-04-15 Ben Elliston <bje@au.ibm.com>
21133 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21134 temp1 local variables.
21136 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21139 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21140 ".text.unlikely" section as executable.
21142 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21144 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21145 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21146 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21147 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21148 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21149 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21150 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21152 2008-04-14 Ian Lance Taylor <iant@google.com>
21154 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21155 * fold-const.c (fold_comparison): If appropriate, test
21156 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21157 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21158 reassociating a pointer type.
21159 * doc/invoke.texi (Optimize Options): Document that
21160 -fstrict-overflow applies to pointer wraparound.
21162 2008-04-13 Jan Hubicka <jh@suse.cz>
21164 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21166 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21168 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21169 we are going to "save the world".
21171 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21173 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21174 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21175 operand 0 constraint, not "=".
21177 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21179 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21181 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21183 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21184 of size of positions_needed * CHAR_BIT.
21186 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21188 PR middle-end/35897
21189 * dse.c (store_info): Change positions_needed to unsigned
21191 (lowpart_bitmask): New.
21192 (record_store): Cast to unsigned HOST_WIDE_INT for
21193 positions_needed. Assert width <= size of positions_needed *
21194 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21195 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21196 lowpart_bitmask to set mask.
21198 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21200 * config/bfin/constraints.md: New file.
21201 * config/bfin/bfin.md: Include it.
21202 (adddi3): Use satisfies_constraint functions instead of the old macros.
21203 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21204 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21205 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21206 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21207 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21208 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21209 EXTRA_CONSTRAINT): Delete.
21210 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21211 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21213 * config/bfin/bfin.c: Include "tm-constrs.h".
21214 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21215 Use satisfies_constraint functions instead of the old macros.
21216 * doc/md.texi (Blackfin Constraints): Update file name reference.
21218 2008-04-11 Richard Guenther <rguenther@suse.de>
21220 PR tree-optimization/35869
21221 * tree-vrp.c (execute_vrp): Move switch statement update after
21222 jump threading. Schedule another cfg cleanup run.
21224 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21227 * attribs.c (decl_attributes): Return early on errorneous node.
21229 2008-04-10 Oleg Ryjkov <olegr@google.com>
21231 * tree.h (struct tree_base): Added a new flag default_def_flag.
21232 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21234 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21236 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21238 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21241 * pa.md: Define mode iterator P. Define mode attribute dwc.
21242 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21243 (icacheflush): Likewise.
21244 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21245 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21247 2008-04-11 Ben Elliston <bje@au.ibm.com>
21249 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21251 2008-04-10 Rafael Espíndola <espindola@google.com>
21253 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21254 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21255 (extract_range_from_expr): The same.
21257 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21259 * config/mips/mips.md (GPR2): New mode iterator.
21260 (seq): Add comment.
21261 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21262 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21263 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21264 Rewrite these to take two modes, the mode of comparison and the
21265 mode of the destination.
21266 * config/mips/mips.c (mips_expand_scc): Instead of having
21267 paradoxical subreg as destination, expand "narrowing" scc if mode
21268 of comparison is SI and target is requested in DI mode.
21269 (mips_emit_int_order_test): Update comment. Make mode of
21270 comparison match CMP0 rather than TARGET. When creating inverse
21271 target use mode of TARGET.
21273 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21275 * gcov-dump.c (tag_summary): Only print summaries for the first
21276 GCOV_COUNTERS_SUMMABLE counters.
21278 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21280 * config/i386/i386.md (absneg): New code iterator.
21281 (absnegprefix): New code attribute.
21282 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21283 patterns using absneg code iterator.
21284 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21285 using absneg code iterator.
21286 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21287 *neg<mode>2 patterns using absneg code iterator.
21288 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21289 *negextendsfdf2 patterns using absneg code iterator.
21290 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21291 *negextendsfxf2 patterns using absneg code iterator.
21292 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21293 *negextendsfdf2 patterns using absneg code iterator.
21294 * config/i386/sse.md (<code><mode>2): Macroize expander from
21295 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21297 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21299 * config/s390/s390.h: Remove the remains of the recent search
21300 & replace action of current_function_outgoing_args_size.
21302 2008-04-10 Ira Rosen <irar@il.ibm.com>
21304 PR tree-optimization/35821
21305 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21306 NEW_STMT_LIST is not NULL.
21308 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21311 * toplev.c (process_options): Remove -ffunction-sections debugging
21314 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21316 PR middle-end/PR28690
21317 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21318 than gen_rtx_fmt_ee to perform more canonicalizations.
21320 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21323 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21325 2008-04-09 Richard Guenther <rguenther@suse.de>
21327 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21328 (dump_function_to_file): Dump function arguments with types.
21330 2008-04-08 Richard Guenther <rguenther@suse.de>
21332 * fold-const.c (fold_widened_comparison): Do not allow
21333 sign-changes that change the result.
21335 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21338 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21339 kinds of indirect references.
21341 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21343 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21344 GNU Fortran language string.
21346 2008-04-08 Rafael Espíndola <espindola@google.com>
21348 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21349 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21350 * tree.h (tree_call_nonnegative_warnv_p): New.
21352 2008-04-08 Jan Hubicka <jh@suse.cz>
21354 * function.c (free_after_compilation): Clear out regno_reg_rtx
21357 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21360 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21362 PR middle-end/PR28690
21363 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21364 same precedence as REG_POINTER and MEM_POINTER operands.
21366 2008-04-08 Richard Guenther <rguenther@suse.de>
21368 PR middle-end/35834
21369 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21370 for adding index to base.
21372 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21374 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21375 (MINGW_ENABLE_EXECUTE_STACK): New.
21376 (IN_LIBGCC2): For libgcc include windows.h file for
21377 function declarations.
21379 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21381 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21382 and tem2 if tem1 is not a REG or MULT.
21384 2008-04-08 Jan Hubicka <jh@suse.cz>
21386 * function.h (incomming_args): Break out of struct function.
21387 (function_subsections): Break out of struct function.
21388 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21389 return_rtx and hard_reg_initial_vals from struct function.
21390 Kill inl_max_label_num.
21391 (current_function_pops_args, current_function_args_info,
21392 current_function_args_size, current_function_args_size,
21393 current_function_pretend_args_size,
21394 current_function_outgoing_args_size,
21395 current_function_internal_arg_pointer, current_function_return_rtx):
21396 Kill compatibility accestor macros.
21397 * builtins.c (expand_builtin_apply_args_1): Update.
21398 (expand_builtin_next_arg): Update.
21399 * df-scan.c (df_get_call_refs): Update.
21400 * dbxout.c (dbxout_function_end): Update.
21401 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21402 (output_line_info): Update.
21403 (secname_for_decl): Update.
21404 (dwarf2out_var_location): Update.
21405 * function.c (free_after_compilation): Update.
21406 (assign_parm_find_stack_rtl): Update.
21407 (assign_parms): Update.
21408 (expand_dummy_function_end): Update.
21409 (expand_function_end): Update.
21410 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21411 (expand_call): Update.
21412 (emit_library_call_value_1): Update.
21413 (store_one_arg): Update.
21414 * varasm.c (initialize_cold_section_name): Update.
21415 (unlikely_text_section): Update.
21416 (unlikely_text_section_p): Update.
21417 (assemble_start_function): Update.
21418 (assemble_end_function): Update.
21419 (default_section_type_flags): Update.
21420 (switch_to_section): Update.
21421 * integrate.c (set_decl_abstract_flags): Update.
21422 (get_hard_reg_initial_val): Update.
21423 (has_hard_reg_initial_val): Update.
21424 (allocate_initial_values): Update.
21425 * resource.c (init_resource_info): Update.
21426 * config/alpha/alpha.c (NUM_ARGS): Update.
21427 (direct_return): Update.
21428 (alpha_va_start): Update.
21429 (alpha_sa_size): Update.
21430 (alpha_initial_elimination_offset): Update.
21431 (alpha_expand_prologue): Update.
21432 (alpha_start_function): Update.
21433 (alpha_expand_epilogue): Update.
21434 (unicosmk_initial_elimination_offset):
21435 * config/alpha/alpha.md (call expander): Update.
21436 * config/s390/s390.c (s390_register_info): Update.
21437 (s390_register_info): Update.
21438 (s390_frame_info): Update.
21439 (s390_initial_elimination_offset): Update.
21440 (s390_build_builtin_va_list): Update.
21441 (s390_va_start): Update.
21442 * config/spu/spu.c (direct_return): Update.
21443 (spu_expand_prologue): Update.
21444 (spu_initial_elimination_offset): Update.
21445 (spu_build_builtin_va_list): Update.
21446 (spu_va_start): Update.
21447 * config/sparc/sparc.c (sparc_init_modes): Update.
21448 (sparc_compute_frame_size): Update.
21449 (function_value): Update.
21450 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21451 * config/i386/i386.md (return expander): Update.
21452 * config/i386/i386.c (ix86_va_start): Update.
21453 (ix86_can_use_return_insn_p): Update.
21454 (ix86_compute_frame_layout): Update.
21455 (ix86_expand_epilogue): Update.
21456 * config/sh/sh.c (output_stack_adjust): Update.
21457 (calc_live_regs): Update.
21458 (sh_expand_prologue): Update.
21459 (sh_builtin_saveregs): Update.
21460 (sh_va_start): Update.
21461 (initial_elimination_offset): Update.
21462 (sh_allocate_initial_value): Update.
21463 (sh_function_ok_for_sibcall): Update.
21464 (sh_get_pr_initial_val): Update.
21465 * config/sh/sh.md (return expander): Update.
21466 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21467 * config/crx/crx.c (crx_compute_frame): UPdate.
21468 (crx_initial_elimination_offset): UPdate.
21469 * config/xtensa/xtensa.c (compute_frame_size): Update
21470 (xtensa_builtin_saveregs): Update.
21471 (xtensa_va_start): Update.
21472 (order_regs_for_local_alloc): Update.
21473 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21474 (xstormy16_expand_builtin_va_start): Update.
21475 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21476 * config/m68hc11/m68hc11.md (return expanders): Update.
21477 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21478 (expand_epilogue): Update.
21479 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21480 (cris_simple_epilogue): Update.
21481 (cris_expand_prologue): Update.
21482 (cris_expand_epilogue): Update.
21483 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21484 (compute_frame_size): Update.
21485 * config/mt/mt.c (mt_compute_frame_size): Update.
21486 * config/mn10300/mn10300.c (expand_prologue): Update.
21487 (expand_epilogue): Update.
21488 (initial_offset): Update.
21489 (mn10300_builtin_saveregs):
21490 * config/mn10300/mn10300.md (return expander): Update.
21491 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21492 (ia64_initial_elimination_offset): Update.
21493 (ia64_initial_elimination_offset): Update.
21494 (ia64_expand_prologue): Update.
21495 * config/m68k/m68k.md (return expander): Update.
21496 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21497 (rs6000_stack_info): Update.
21498 * config/mcore/mcore.c (layout_mcore_frame): Update.
21499 (mcore_expand_prolog): Update.
21500 * config/arc/arc.c (arc_compute_frame_size): Update.
21501 * config/score/score3.c (score3_compute_frame_size): Update.
21502 * config/score/score7.c (score7_compute_frame_size): Update.
21503 * config/arm/arm.c (use_return_insn): Update.
21504 (thumb_find_work_register): Update.
21505 (arm_compute_save_reg_mask): Update.
21506 (arm_output_function_prologue): Update.
21507 (arm_output_epilogue): Update.
21508 (arm_size_return_regs): Update.
21509 (arm_get_frame_offsets): Update.
21510 (arm_expand_prologue): Update.
21511 (thumb_exit): Update.
21512 (thumb_unexpanded_epilogue): Update.
21513 (thumb1_output_function_prologue): Update.
21514 * config/pa/pa.md (return expander): Update.
21515 * config/pa/pa.c (compute_frame_size): Update.
21516 (hppa_builtin_saveregs): Update.
21517 * config/mips/mips.c (mips_va_start): Update.
21518 (mips16_build_function_stub): Update.
21519 (mips_compute_frame_info): Update.
21520 (mips_restore_gp): Update.
21521 (mips_output_function_prologue): Update.
21522 (mips_expand_prologue): Update.
21523 * config/v850/v850.c (compute_frame_size): Update.
21524 (expand_prologue): * config/mmix/mmix.c (along): update.
21525 (mmix_initial_elimination_offset): update.
21526 (mmix_reorg): update.
21527 (mmix_use_simple_return): update.
21528 (mmix_expand_prologue): update.
21529 (mmix_expand_epilogue): Update.
21530 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21531 (emit_link_insn): Update.
21533 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21535 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21536 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21538 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21541 2008-04-07 Jan Hubicka <jh@suse.cz>
21543 * function.h (rtl): Rename to x_rtl.
21544 (crtl): New define.
21545 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21546 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21547 used_temp_slots avail_temp_slots, temp_slot_level,
21548 nonlocal_goto_handler_labels): Update accesstors.
21549 (rtl): New global variable.
21550 (struct function): Move some fileds to rtl_data.
21551 (get_arg_pointer_save_area): Update prototype.
21552 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21553 get_arg_pointer_save_area.
21554 * expr.c (init_expr): Update
21555 * function.c (get_frame_size): Update
21556 (assign_stack_local): Update
21557 (expand_function_end): Update.
21558 (get_art_pointer_save_area): Update
21560 * emit-rtl.c (rtl): Declare.
21561 (regno_reg_rtx): Declare.
21562 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21564 (gen_reg_rtx): Update.
21565 * varasm.c (n_deferred_constatns): Update accestor.
21566 (init_varasm_status): Do not allocate varasm_status.
21567 (force_const_mem, get_pool_size, output_constant_pool): Update.
21568 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21569 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21570 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21571 * sparc/sparc.h (INIT_EXPANDERS): Update.
21572 * ia64/ia64.h (INIT_EXPANDERS): Update.
21574 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21576 * reload.c (push_secondary_reload): Add missing break to for loop.
21578 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21580 PR middle-end/PR28690
21581 * rtlanal.c: Update copyright years.
21582 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21583 as REG_POINTER and MEM_POINTER operands.
21584 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21585 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21586 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21587 * gcse.c: Update copyright years.
21588 (pre_delete): Call gen_reg_rtx_and_attrs.
21589 (hoist_code): Likewise.
21590 (build_store_vectors): Likewise.
21591 (delete_store): Likewise.
21592 * loop-invariant.c (move_invariant_reg): Likewise.
21593 Update copyright years.
21595 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21597 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21598 control string instead of quoted.
21600 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21602 * doc/rtl.texi: Rewrite of subreg section.
21604 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21607 * config/i386/i386.c (legitimize_pic_address): Add treating
21608 of dllimport SYM_REF's.
21609 (legitimize_dllimport_symbol): Add prototype.
21611 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21613 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21614 reference in constructor with non self-referential type.
21616 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21618 Removal of Return with Depressed Stack Pointer support
21619 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21620 (ECF_SP_DEPRESSED): Likewise.
21621 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21622 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21623 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21624 (expand_call): Do not test ECF_SP_DEPRESSED.
21625 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21626 * function.c (keep_stack_depressed): Delete.
21627 (handle_epilogue_set): Likewise.
21628 (update_epilogue_consts): Likewise.
21629 (emit_equiv_load): Likewise.
21630 (thread_prologue_and_epilogue_insns): Remove support for Return with
21631 Depressed Stack Pointer.
21632 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21634 2008-04-06 Richard Guenther <rguenther@suse.de>
21636 PR tree-optimization/35400
21637 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21638 information from SSA_NAMEs.
21640 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21642 * config/avr/avr.h (avr_mega_p): Remove declaration.
21643 (AVR_MEGA): Remove macro.
21644 * config/avr/avr.c (avr_mega_p): Remove variable.
21645 (avr_override_options): Remove inicializion of avr_mega_p.
21646 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21647 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21648 (avr_jump_mode): (Ditto.).
21649 (avr_output_progmem_section_asm_op): (Ditto.).
21650 (avr_asm_init_sections): (Ditto.).
21651 (avr_asm_init_sections): (Ditto.).
21652 (avr_rtx_costs): (Ditto.).
21653 * config/avr/avr.md: (Ditto.).
21654 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21657 2008-04-06 Richard Guenther <rguenther@suse.de>
21659 PR tree-optimization/35842
21660 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21661 is_gimple_invariant_address.
21663 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21665 * gcc.c (default_compilers): Sync Fortran extensions list with
21666 that in fortran/lang-specs.h.
21667 * doc/invoke.texi: Likewise.
21668 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21669 * dwarf2out.c (gen_compile_unit_die): Likewise.
21671 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21673 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21675 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21678 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21679 attribute is used for nested functions.
21681 2008-04-05 Jan Hubicka <jh@suse.cz>
21683 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21685 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21687 (dump_files): Update.
21688 (enable_rtl_dump_file): Do not accept letter argument.
21689 * tree-pass.h (dump_file_info): Remove letter argument.
21690 * toplev.c (decode_d_option): Update -da handling.
21691 * toplev.h (enable_rtl_dump_file): Update prototype.
21692 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21693 it out based on pass type.
21694 (register_dump_files_1): Likewise.
21695 (init_optimization_passes): Update register_one_dump_file calls.
21696 (execute_one_pass): Sanity check that IPA passes are called at IPA
21697 level and RTL passes at RTL level.
21698 (execute_pass_list): IPA pass can not be after or subpass of
21700 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21701 disallov RTL subpasses of IPA subpasses.
21703 2008-04-05 Ben Elliston <bje@au.ibm.com>
21705 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21706 builtins that return exactly once and do not throw. Cache call to
21709 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21711 PR rtl-optimization/34916
21712 PR middle-end/35519
21713 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21714 between instruction pairs.
21716 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21718 * doc/invoke.texi: Document -mbitops for SH.
21719 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21720 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21721 * config/sh/sh.c (print_operand): Add %t operand code.
21722 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21723 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21724 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21725 (extendqihi2): Likewise.
21726 (movqi_i): Likewise.
21727 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21728 (extv): Use bld instruction for SH2A if possible.
21730 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21731 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21732 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21733 (bset.b, bclr.b): Define peepholes.
21734 * config/sh/sh.opt (mbitops): New option.
21736 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21739 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21740 and view convert expression.
21742 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21745 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21747 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21749 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21751 * config/i386/cpuid.h (bit_AES): New.
21752 (bit_PCLMUL): Likewise.
21754 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21755 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21756 SSE2 if AES or PCLMUL is enabled.
21757 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21758 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21759 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21760 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21761 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21762 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21763 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21764 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21765 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21766 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21767 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21768 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21769 __builtin_ia32_aeskeygenassist128 and
21770 __builtin_ia32_pclmulqdq128.
21771 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21772 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21773 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21775 * config/i386/i386.h (TARGET_AES): New.
21776 (TARGET_PCLMUL): Likewise.
21777 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21779 * config/i386/i386.md (UNSPEC_AESENC): New.
21780 (UNSPEC_AESENCLAST): Likewise.
21781 (UNSPEC_AESDEC): Likewise.
21782 (UNSPEC_AESDECLAST): Likewise.
21783 (UNSPEC_AESIMC): Likewise.
21784 (UNSPEC_AESKEYGENASSIST): Likewise.
21785 (UNSPEC_PCLMUL): Likewise.
21787 * config/i386/i386.opt (maes): New.
21788 (mpclmul): Likewise.
21790 * config/i386/sse.md (aesenc): New pattern.
21791 (aesenclast): Likewise.
21792 (aesdec): Likewise.
21793 (aesdeclast): Likewise.
21794 (aesimc): Likewise.
21795 (aeskeygenassist): Likewise.
21796 (pclmulqdq): Likewise.
21798 * config/i386/wmmintrin.h: New.
21800 * doc/extend.texi: Document AES and PCLMUL built-in function.
21802 * doc/invoke.texi: Document -maes and -mpclmul.
21804 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21806 * function.c (free_after_parsing): Replace with
21807 cxx_push_function_context from C++ front-end.
21808 (allocate_struct_function): Don't call langhook.
21809 * langhooks.h (struct lang_hooks_for_functions): Delete.
21810 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21812 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21813 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21814 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21815 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21816 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21817 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21818 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21820 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21821 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21823 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21826 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21829 2008-04-04 Richard Guenther <rguenther@suse.de>
21831 PR middle-end/35823
21832 * fold-const.c (optimize_minmax_comparison): Use the correct
21833 type for the constant in the simplified comparison.
21835 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21837 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21838 Pass L2 size as "--param l2-cache-size" to the compiler.
21839 (decode_l2_cache): New function to decode L2 cache parameters using
21840 0x8000006 extended cpuid function.
21841 (detect_caches_amd): Determine parameters of L2 cache using
21842 decode_l2_caches function.
21843 (decode_caches_intel): Decode L2 cache parameters.
21844 (detect_caches_intel): Determine L2 cache parameters using
21845 decode_caches_intel and decode_l2_caches functions.
21847 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21849 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21850 secondary input reload for subword loads from the constant pool.
21852 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21855 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21856 constants of the appropriate size for runtime calculations.
21859 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21860 decimal-float literal constant zero.
21862 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21865 * c-parser.c (c_parser_omp_atomic): Call
21866 default_function_array_conversion on the RHS.
21868 PR middle-end/35818
21869 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21870 call is_variable_sized if decl has incomplete type.
21872 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21874 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21876 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21878 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21880 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21881 (sgt<u>): Merge sgt and sgtu into new expander.
21882 (sgt, sgtu): Remove expanders.
21883 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21884 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21885 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21886 *sgtu_<mode>_mips16 into new pattern.
21887 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21888 (sge<u>): Merge sge and sgeu into new expander.
21889 (sge, sgeu): Remove expanders.
21890 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21892 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21893 (slt<u>): Merge slt and sltu into new expander.
21894 (slt, sltu): Remove expanders.
21895 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21896 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21897 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21898 *sltu_<mode>_mips16 into new pattern.
21899 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21900 (sle<u>): Merge sle and sleu into new expander.
21901 (sle, sleu): Remove expanders.
21902 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21903 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21904 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21905 *sleu_<mode>_mips16 into new pattern.
21906 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21908 2008-04-03 Jan Hubicka <jh@suse.cz>
21910 PR tree-optimization/35795
21911 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21912 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21913 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21914 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21915 * score/score3.c (score3_output_mi_thunk): Likewise.
21916 * score/score7.c (score7_output_mi_thunk): Likewise.
21917 * mips/mips.c (mips_output_mi_thunk): Likewise.
21919 2008-04-03 Richard Guenther <rguenther@suse.de>
21921 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21922 conversions. Simplify code.
21924 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21926 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21928 2008-04-03 Tom Tromey <tromey@redhat.com>
21929 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21931 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21932 * config/bfin/t-bfin-linux (generated_files): Add
21933 linux-sysroot-suffix.h.
21934 * doc/install.texi (Prerequisites): Require make 3.80.
21935 * doc/sourcebuild.texi (Front End Directory): Document new
21937 * Makefile.in (generated_files): New variable.
21938 (ALL_HOST_OBJS): New variable.
21939 ($(ALL_HOST_OBJS)): New target.
21941 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21943 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21944 (remap_block): Call id->transform_lang_insert_block instead
21946 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21947 Set id.transform_lang_insert_block to NULL.
21948 (clone_body): Move to cp/optimize.c
21949 * tree-inline.h (struct copy_body_data): Change
21950 transform_lang_insert_block to function pointer.
21951 (copy_generic_body, copy_decl_no_change): Export.
21952 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21953 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21954 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21956 * c-tree.h (insert_block): Kill.
21957 * c-decl.c (insert_block): Kill.
21959 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21961 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21962 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21963 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21965 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21966 argument, call {push,pop}_function_context from here.
21967 * c-parser.c: Use c_{push,pop}_function_context.
21969 * function.c (push_function_context_to): Move meat ...
21970 (push_function_context): ... here. Simplify.
21971 * function.c (pop_function_context_from): Move meat ...
21972 (pop_function_context): ... here. Simplify.
21973 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
21975 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21976 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21977 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
21978 * tree.h (push_function_context_to, pop_function_context_from): Remove.
21980 2008-04-03 Ben Elliston <bje@au.ibm.com>
21982 * expmed.c (extract_force_align_mem_bit_field): Remove.
21984 2008-04-03 Richard Guenther <rguenther@suse.de>
21986 PR middle-end/35800
21987 * expr.h (try_casesi): Adjust prototype.
21988 * expr.c (try_casesi): Take fallback label as extra parameter.
21989 Use that for gen_casesi if default_label is NULL.
21990 * stmt.c (expand_case): Pass fallback label to try_casesi,
21991 make sure to fill gaps with a fallback label if default_label
21994 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
21997 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
21999 2008-04-03 Ben Elliston <bje@au.ibm.com>
22001 * expmed.c (extract_split_bit_field): Remove if (0) code.
22002 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22003 (do_ds_constraint): Likewise.
22005 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22007 * doc/cppopts.texi (-dU): Document.
22008 * c-common.h (flag_dump_macros): Update comment.
22009 * c-opts.c (handle_OPT_d): Handle -dU.
22010 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22011 dump_queued_macros, cb_used_define, cb_used_undef): New.
22012 (init_pp_output): Handle -dU.
22013 (cb_line_change): Call dump_queued_macros.
22014 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22016 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22018 * config/avr/predicates.md (io_address_operand): New predicate.
22019 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22020 * config/avr/avr.c (avr_io_address_p): Remove function.
22021 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22022 'avr_io_address_p' function.
22023 (out_movhi_r_mr): (Ditto.).
22024 (out_movqi_mr_r): (Ditto.).
22025 (out_movhi_mr_r): (Ditto.).
22026 (avr_address_cost): (Ditto.).
22028 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22030 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22031 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22032 in 32bit mode when XMM registers are available to avoid store
22034 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22035 corresponding post-reload splitters.
22037 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22039 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22040 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22041 __builtin_ia32_roundss.
22042 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22043 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22044 __builtin_ia32_roundss.
22045 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22046 IX86_BUILTIN_SHUFPD here.
22048 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22050 * config/i386/i386.md (plogic): New.
22051 (plogicprefix): Likewise.
22053 * config/i386/mmx.md (mmx_<code><mode>3): New.
22054 (mmx_and<mode>3): Removed.
22055 (mmx_ior<mode>3): Likewise.
22056 (mmx_xor<mode>3): Likewise.
22058 * config/i386/sse.md (<code><mode>3): New.
22059 (*<code><mode>3): Likewise.
22060 (*<code><mode>3): Likewise.
22061 (<code><mode>3): Likewise.
22062 (*sse_<code><mode>3): Likewise.
22063 (*sse2_<code><mode>3): Likewise.
22064 (<code>tf3): Likewise.
22065 (*<code>tf3): Likewise.
22066 (and<mode>3): Likewise.
22067 (*and<mode>3): Likewise.
22068 (ior<mode>3): Removed.
22069 (*ior<mode>3): Likewise.
22070 (xor<mode>3): Likewise.
22071 (*xor<mode>3): Likewise.
22072 (*and<mode>3): Likewise.
22073 (*ior<mode>3): Likewise.
22074 (*xor<mode>3): Likewise.
22075 (and<mode>3): Likewise.
22076 (*sse_and<mode>3): Likewise.
22077 (*sse2_and<mode>3): Likewise.
22078 (andtf3): Likewise.
22079 (*andtf3): Likewise.
22080 (ior<mode>3): Likewise.
22081 (*sse_ior<mode>3): Likewise.
22082 (*sse2_ior<mode>3): Likewise.
22083 (iortf3): Likewise.
22084 (*iortf3): Likewise.
22085 (xor<mode>3): Likewise.
22086 (*sse_xor<mode>3): Likewise.
22087 (*sse2_xor<mode>3): Likewise.
22088 (xortf3): Likewise.
22089 (*xortf3): Likewise.
22091 2008-04-02 Richard Guenther <rguenther@suse.de>
22093 PR tree-optimization/14495
22094 PR tree-optimization/34793
22095 * tree-vrp.c (struct switch_update): New structure.
22096 (to_remove_edges, to_update_switch_stmts): New VECs.
22097 (simplify_switch_using_ranges): New function. Remove not taken
22098 case labels and edges.
22099 (simplify_stmt_using_ranges): Call it.
22100 (identify_jump_threads): Mark edges we have queued for removal
22101 so we don't thread them.
22102 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22104 * tree-cfg.c (group_case_labels): Deal with missing default label.
22105 (tree_verify_flow_info): Allow missing default label.
22106 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22107 (emit_case_nodes): Likewise.
22108 (expand_case): Do not rely on the default label to be present.
22109 * expr.c (try_casesi): Deal with NULL default_label.
22110 (do_tablejump): Likewise.
22112 2008-04-02 Richard Guenther <rguenther@suse.de>
22114 PR tree-optimization/14495
22115 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22116 SWITCH_EXPR here ...
22117 (vrp_visit_switch_stmt): ... but here (new function).
22118 (find_case_label_index): New helper function.
22119 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22121 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22123 * fwprop.c: Fix ISO-C99ism.
22125 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22128 * Makefile.in (objdir): Set it here.
22129 * configure.ac: Not here. Find dynamic linker characteristics.
22130 * exec-tool.in: Use them.
22131 * aclocal.m4: Regenerate.
22132 * configure: Regenerate.
22134 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22136 * expr.c (expand_var): Delete it.
22137 * expr.h (expand_var): Delete prototype.
22138 * function.c (expand_function_start): Use expand_decl instead.
22139 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22142 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22144 PR rtl-optimization/35542
22145 * fwprop.c (forward_propagate_and_simplify): Replace
22146 loc_reg_mentioned_in_p with reg_mentioned_p.
22148 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22150 PR rtl-optimization/35281
22151 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22152 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22153 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22154 (varying_mem_p): Move above propagate_rtx.
22155 (all_uses_available_at): Do not check MEMs.
22157 2008-04-02 Rafael Espíndola <espindola@google.com>
22159 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22160 (register_edge_assert_for_2): Split the cond argument.
22161 (register_edge_assert_for_1): Adjust for the change in
22162 register_edge_assert_for_2.
22163 (register_edge_assert_for): Split the cond argument.
22164 (find_switch_asserts): Adjust for the change in
22165 register_edge_assert_for.
22167 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22169 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22170 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22171 offsets for 64-bit mingw.
22172 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22173 abi for x86_64-pc-mingw.
22175 2008-04-02 Richard Guenther <rguenther@suse.de>
22177 * tree-vrp.c (extract_range_from_assert): Make sure to not
22178 produce range min/max with TREE_OVERFOW set.
22179 If merging a anti-range and a range keep the anti-range if
22180 the range covers all values of the type.
22181 (register_edge_assert_for_2): Only allow sign-changing
22182 conversions in detecting canonical range checks. Also
22183 register an assert for the unsigned name if useful.
22185 PR tree-optimization/35787
22186 * tree-vrp.c (vrp_val_max): New function.
22187 (vrp_val_min): Likewise.
22188 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22189 (vrp_val_is_min): Likewise.
22190 (supports_overflow_infinity): Use vrp_val_{min,max}.
22191 (negative_overflow_infinity): Likewise.
22192 (positive_overflow_infinity): Likewise.
22193 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22194 (is_positive_overflow_infinity): Likewise.
22195 (is_overflow_infinity): Likewise.
22196 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22197 vrp_val_is_{min,max}.
22198 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22199 to ranges if possible. Avoid empty ranges.
22201 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22203 PR middle-end/35705
22204 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22205 the expression is a function address.
22207 2008-04-01 George Helffrich <george@gcc.gnu.org>
22209 PR fortran/35154, fortran/23057
22210 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22211 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22212 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22213 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22215 (dbxout_syms): Check for COMMON-based symbol and wrap in
22216 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22217 in bracket for efficiency.
22219 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22220 using DW_TAG_common_block + member offset.
22221 (add_pubname_string): New function.
22222 (dw_expand_expr): New function to find block name and offset for
22224 (common_check): New function to check whether symbol in Fortran COMMON.
22225 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22227 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22230 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22232 2008-04-02 Ben Elliston <bje@au.ibm.com>
22234 * config/v850/v850.md (casesi): Remove if (0) code.
22235 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22236 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22238 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22240 * config/i386/i386.md (rex64suffix): New mode attribute.
22241 (floathi<mode>2): Disable expander for SSE math.
22242 (*floathi<mode>2_1): New insn insn_and_split pattern.
22243 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22244 corresponding post-reload splitters.
22245 (*floathi<mode>2_i387): New macroized insn pattern.
22246 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22247 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22248 insn_and_split pattern.
22249 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22250 New macroized instruction patterns and corresponding post-reload
22252 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22253 and corresponding post-reload splitters.
22254 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22255 New macroized instruction patterns.
22256 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22257 macroized instruction patterns and corresponding post-reload splitters.
22258 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22259 corresponding post-reload splitters.
22260 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22261 New macroized instruction patterns.
22262 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22263 corresponding post-reload splitters.
22264 (*floatsi<mode>2_i387): New macroized instruction patterns.
22266 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22268 * config/i386/i386.md (smaxmin): New.
22269 (umaxmin): Likewise.
22270 (maxminiprefix): Likewise.
22271 (maxminfprefix): Likewise.
22272 (<code><mode>3): Likewise.
22273 (smin<mode>3): Removed.
22274 (smax<mode>3): Likewise.
22276 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22277 (mmx_<code>v4hi3): Likewise.
22278 (mmx_<code>v8qi3): Likewise.
22279 (mmx_smaxv2sf3): Removed.
22280 (mmx_sminv2sf3): Likewise.
22281 (mmx_umaxv8qi3): Likewise.
22282 (mmx_smaxv4hi3): Likewise.
22283 (mmx_uminv8qi3): Likewise.
22284 (mmx_sminv4hi3): Likewise.
22286 * config/i386/sse.md (<addsub><mode>3): New.
22287 (*<addsub><mode>3): Likewise.
22288 (<sse>_vm<addsub><mode>3): Likewise.
22289 (<maxmin><mode>3): Likewise.
22290 (*<maxmin><mode>3_finite): Likewise.
22291 (*<maxmin><mode>3): Likewise.
22292 (<sse>_vm<maxmin><mode>3): Likewise.
22293 (sse3_h<addsub>v4sf3): Likewise.
22294 (sse3_h<addsub>v2df3): Likewise.
22295 (<maxmin>v16qi3): Likewise.
22296 (*<maxmin>v16qi3): Likewise.
22297 (<maxmin>v8hi3): Likewise.
22298 (*<maxmin>v8hi3): Likewise.
22299 (*sse4_1_<maxmin><mode>3): Likewise.
22300 (*sse4_1_<maxmin><mode>3): Likewise.
22301 (add<mode>3): Removed.
22302 (*add<mode>3): Likewise.
22303 (<sse>_vmadd<mode>3): Likewise.
22304 (sub<mode>3): Likewise.
22305 (*sub<mode>3): Likewise.
22306 (<sse>_vmsub<mode>3): Likewise.
22307 (smin<mode>3): Likewise.
22308 (*smin<mode>3_finite): Likewise.
22309 (*smin<mode>3): Likewise.
22310 (<sse>_vmsmin<mode>3): Likewise.
22311 (smax<mode>3): Likewise.
22312 (*smax<mode>3_finite): Likewise.
22313 (*smax<mode>3): Likewise.
22314 (<sse>_vmsmax<mode>3): Likewise.
22315 (sse3_haddv4sf3): Likewise.
22316 (sse3_haddv2df3): Likewise.
22317 (sse3_hsubv4sf3): Likewise.
22318 (sse3_hsubv2df3): Likewise.
22319 (umaxv16qi3): Likewise.
22320 (*umaxv16qi3): Likewise.
22321 (smaxv8hi3): Likewise.
22322 (*smaxv8hi3): Likewise.
22323 (*sse4_1_smax<mode>3): Likewise.
22324 (*sse4_1_umax<mode>3): Likewise.
22325 (uminv16qi3): Likewise.
22326 (*uminv16qi3): Likewise.
22327 (sminv8hi3): Likewise.
22328 (*sminv8hi3): Likewise.
22329 (*sse4_1_smin<mode>3): Likewise.
22330 (*sse4_1_umin<mode>3): Likewise.
22332 2008-04-01 Rafael Espíndola <espindola@google.com>
22334 * tree-cfg.c (verify_expr): remove in_phi.
22335 (verify_stmt): Don't call walk_tree with verify_expr. Use
22336 is_gimple_min_invariant instead of is_gimple_val.
22338 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22340 * doc/include/gpl_v3.texi: Update for manpage generation.
22341 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22343 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22344 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22345 gpl_v3.texi instead of gpl.texi.
22348 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22351 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22353 2008-04-01 Rafael Espíndola <espindola@google.com>
22355 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22356 (extract_code_and_val_from_cond): Use
22357 extract_code_and_val_from_cond_with_ops.
22359 2008-04-01 Jan Hubicka <jh@suse.cz>
22361 * function.c (free_after_compilation): Free epilogue_delay_list.
22362 (prepare_function_start): Assert that previous compilation was freed.
22364 2008-04-01 Jan Hubicka <jh@suse.cz>
22365 Jim Wilson <wilson@tuliptree.org>
22366 Andreas Tobler <andreast@gcc.gnu.org>
22368 PR middle-end/35781
22369 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22370 rtl.emit instead cfun->emit.
22371 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22372 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22374 2008-04-01 Ben Elliston <bje@au.ibm.com>
22376 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22378 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22380 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22382 (fprofile-use): Add var flag_profile_use
22383 * coverage.c (coverage_begin_output): Do not open a gcno file for
22384 output only if -ftest-coverage is set.
22385 Do not add getpwd() to gcda file path.
22386 (build_gcov_info): Check the new flag
22387 flag_profile_datafile_relative_path.
22388 (coverage_init): Use profile_data_prefix.
22389 Read profile counter only if flag_profile_use is set.
22390 * opts.c (common_handle_option): New option fprofile-use=,
22391 fprofile-dir=, fprofile-generate=.
22392 * toplev.c (profile_data_prefix): New variable definition.
22393 * toplev.h (profile_data_prefix): New declaration.
22394 * doc/invoke.tex (Option Summary, Optimization Options):
22397 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22399 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22400 use tmp consistently.
22403 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22404 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22405 UNSPEC_FR_RECIP_APPROX_RES.
22406 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22408 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22411 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22413 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22415 PR middle-end/30186
22416 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22417 element of the vector via a pointer.
22419 2008-03-31 Ian Lance Taylor <iant@google.com>
22421 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22423 2008-03-31 Jan Hubicka <jh@suse.cz>
22425 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22426 get_arg_pointer_save_area.
22427 * expr.c (init_expr): Just clear out rtl.expr.
22428 * function.c (free_after_compilation): Clear out whole RTL structure.
22429 (get_func_frame_size): Merge into ...
22430 (get_frame_size): ... this one.
22431 (assign_stack_local_1): Merge into ...
22432 (assign_stack_local): ... this one.
22433 (expand_function_end): Update call of get_arg_pointer_save_area.
22434 (get_art_pointer_save_area): Remove cfun argument.
22435 * function.h (emit_status): regno_pointer_align does not need length
22436 attribute. Move x_regno_reg_rtx to ...
22437 (regno_reg_rtx): ... new global array.
22438 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22439 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22440 apply_args_value, forced_labels, stack_pointer_delta):
22442 (struct varasm_status): Move here from varasm.c
22443 (struct rtl_data): New. Move here some fields from struct function.
22444 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22445 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22446 used_temp_slots avail_temp_slots, temp_slot_level,
22447 nonlocal_goto_handler_labels): Update accesstors.
22448 (rtl): New global variable.
22449 (struct function): Move some fileds to rtl_data.
22450 (get_arg_pointer_save_area): Update prototype.
22451 * emit-rtl.c (rtl): Declare.
22452 (regno_reg_rtx): Declare.
22453 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22455 (gen_reg_rtx): Update.
22456 (init_virtual_regs): Do not tate emit_status argument.
22457 (init_emit): Do not allocate emit.
22458 * varasm.c (varasm_statuc): Move to function.h.
22459 (n_deferred_constatns): Update accestor.
22460 (init_varasm_status): Do not allocate varasm_status.
22461 (force_const_mem, get_pool_size, output_constant_pool): Update.
22462 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22463 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22465 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22467 PR rtl-optimization/35729
22468 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22471 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22474 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22475 load/store if memory is unaligned.
22476 (*movti_rex64): Likewise.
22478 * config/i386/predicates.md (misaligned_operand): New.
22480 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22483 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22486 2008-03-31 Jan Beulich <jbeulich@novell.com>
22488 * config/ia64/constraints.md: Add 'j' constraint.
22489 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22490 (movdi_internal): Likewise.
22492 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22495 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22497 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22500 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22501 proper error message for the third argument on blendpd and
22504 * config/i386/sse.md (blendbits): New.
22505 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22507 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22509 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22511 2008-03-30 Richard Guenther <rguenther@suse.de>
22513 PR middle-end/31023
22514 * fold-const.c (fold_sign_changed_comparison): Do leave
22515 conversions to base-types alone.
22517 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22519 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22520 the link register if one altivec register is be saved.
22522 2008-03-30 Ben Elliston <bje@au.ibm.com>
22524 * final.c (final_scan_insn): Remove if (0) code.
22526 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22528 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22530 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22532 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22533 of V4SFmode to ix86_binary_operator_ok.
22535 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22537 * config/i386/i386.c (override_options): Initialize
22538 ix86_veclib_handler to ix86_veclibabi_svml when
22539 -mveclibabi=svml is used.
22540 (ix86_veclibabi_svml): New function for SVML ABI style
22541 vectorization support.
22542 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22544 2008-03-28 Rafael Espíndola <espindola@google.com>
22546 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22547 (tree_binary_nonnegative_warnv_p): Make it public.
22548 (tree_single_nonnegative_warnv_p): Make it public.
22549 (tree_invalid_nonnegative_warnv_p): Make it public.
22550 (tree_unary_nonzero_warnv_p): Make it public.
22551 (tree_binary_nonzero_warnv_p): Make it public
22552 (tree_single_nonzero_warnv_p): Make it public.
22553 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22554 (extract_range_from_binary_expr): Split the expr argument.
22555 (extract_range_from_unary_expr): Split the expr argument.
22556 (extract_range_from_comparison): Split the expr argument.
22557 (extract_range_from_expr): Use the new aux functions.
22558 (vrp_evaluate_conditional_warnv): Use
22559 vrp_evaluate_conditional_warnv_with_ops.
22560 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22561 (tree_binary_nonzero_warnv_p): Declare.
22562 (tree_single_nonzero_warnv_p): Declare.
22563 (tree_expr_nonzero_warnv_p): Declare.
22564 (tree_unary_nonnegative_warnv_p): Declare.
22565 (tree_binary_nonnegative_warnv_p): Declare.
22566 (tree_single_nonnegative_warnv_p): Declare.
22567 (tree_invalid_nonnegative_warnv_p): Declare.
22569 2008-03-28 Richard Guenther <rguenther@suse.de>
22571 PR tree-optimization/30317
22572 PR tree-optimization/30911
22573 PR tree-optimization/34793
22574 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22575 (struct assert_locus_d): New member EXPR.
22576 (register_new_assert_for): Add EXPR parameter to support
22577 ASSERT_EXPR <name, expr OP limit>.
22578 (register_edge_assert_for_1): Adjust callers.
22579 (find_assert_locations): Likewise.
22580 (process_assert_insertions_for): Build condition from expression.
22581 (extract_range_from_assert): Handle ASSERT_EXPRs
22582 of the form ASSERT_EXPR <name, expr OP limit>.
22583 (register_edge_assert_for_2): New helper registering
22584 asserts for comparisons. Recognize range tests of the form
22585 (unsigned)i - CST1 OP CST2.
22586 (register_edge_assert_for_1): Use it.
22587 (register_edge_assert_for): Likewise.
22588 (needs_overflow_infinity): Integer sub-types
22589 do not need overflow infinities.
22590 (vrp_val_is_max): The extreme values of integer sub-types
22591 are those of the base type.
22592 (vrp_val_is_min): Likewise.
22593 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22596 2008-03-28 Nick Clifton <nickc@redhat.com>
22599 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22600 Return GENERAL_REGS for stack adjustment reloads.
22602 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22605 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22606 const_vector when all the vectors are constant.
22608 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22610 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22612 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22613 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22615 (s<code>_sf): Use new scc_sf attribute for opcode names.
22617 2008-03-27 Tom Tromey <tromey@redhat.com>
22619 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22620 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22621 config/spu/t-spu-elf, config/i386/t-interix,
22622 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22623 config/i386/x-darwin, config/i386/x-mingw32,
22624 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22625 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22626 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22627 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22628 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22629 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22630 config/score/t-score-elf, config/arm/t-strongarm-pe,
22631 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22632 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22633 Revert automatic dependency patch.
22635 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22638 * config/i386/i386.c (ix86_function_arg_boundary): Align
22639 decimal floating point to its natural boundary.
22641 2008-03-27 Richard Guenther <rguenther@suse.de>
22643 PR middle-end/35716
22644 * fold-const.c (fold_comparison): Restrict distinct decl
22645 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22646 solely rely on operand_equal_p.
22648 2008-03-27 Richard Guenther <rguenther@suse.de>
22651 * c-common.c (handle_weak_attribute): Reject combination of
22654 2008-03-27 Richard Guenther <rguenther@suse.de>
22656 PR tree-optimization/32810
22657 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22658 conversions from DECL_INITIAL.
22659 (fold_const_aggregate_ref): Likewise from constructor elements.
22661 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22663 * tree-affine.h (aff_combination_expand): Declare.
22664 (get_inner_reference_aff): Likewise.
22665 * tree-affine.c (aff_combination_expand): Split out from
22666 tree_to_aff_combination_expand.
22667 (get_inner_reference_aff): New function.
22668 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22669 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22670 (struct lim_aux_data): sm_done field removed.
22671 (mem_ref_loc_p, mem_ref_locs_p): New types.
22672 (struct mem_ref): Added id, stored, accesses_in_loop,
22673 indep_loop, dep_loop, indep_ref, dep_ref fields.
22674 Removed is_stored, locs and next fields.
22675 (memory_accesses): New variable.
22676 (movement_possibility): Do not allow moving statements
22677 that store to memory.
22678 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22680 (determine_max_movement): For statements with memory references,
22681 find the outermost loop in that the reference is independent.
22682 (move_computations_stmt): Mark the virtual operands for renaming.
22683 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22684 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22685 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22686 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22687 create_vop_ref_mapping, analyze_memory_references,
22688 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22689 get_all_locs_in_loop, ref_always_accessed_p,
22690 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22691 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22692 store_motion_loop, store_motion): New functions.
22693 (struct vop_to_refs_elt): New type.
22694 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22695 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22696 (schedule_sm): Replaced by...
22697 (execute_sm): ... this.
22698 (determine_lsm_ref, hoist_memory_references,
22699 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22700 find_more_ref_vops, free_mem_ref, free_mem_refs,
22701 determine_lsm_loop, determine_lsm): Removed.
22702 (tree_ssa_lim_finalize): Free data structures used by store motion.
22703 (tree_ssa_lim): Call analyze_memory_references. Use
22704 store_motion instead of determine_lsm.
22706 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22708 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22709 rename tmake_file to m68hc11/t-m68hc11.
22710 (mcore): Set inhibit_libc to true.
22711 * config.host (alpha*-dec-*vms*): Set extra_programs.
22712 (interix3*): Don't use host_xmake_file.
22713 * configure.ac: Let config.gcc override inhibit_libc.
22714 * configure: Regenerate.
22716 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22717 * config/t-openbsd-thread: Remove commented out lines.
22719 * config/x-interix: Remove.
22721 * config/m68hc11/t-m68hc11-gas: Rename to...
22722 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22724 * config/mcore/t-mcore: Remove T_CFLAGS.
22725 * config/mcore/t-mcore-pe: Likewise.
22727 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22729 * configure.ac: Replace custom __GNU_SOURCE test with
22730 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22731 * aclocal.m4: Regenerate.
22732 * configure: Regenerate.
22733 * config.in: Regenerate.
22735 2008-03-27 Richard Guenther <rguenther@suse.de>
22737 * fold-const.c (target.h): Include.
22738 (fold_comparison): Fold comparison of addresses of decls
22739 that bind locally or of constants. Consolidate address folding code.
22740 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22741 results from fold_binary_to_constant.
22742 (compare_values_warnv): Likewise.
22744 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22746 PR middle-end/35429
22747 * fold-const.c (fold_truthop): Check for integeral types when folding
22748 a == 0 && b == 0 and a != 0 || b != 0 .
22750 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22752 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22754 2008-03-26 Andreas Schwab <schwab@suse.de>
22756 * doc/invoke.texi: Fix use of @item vs. @itemx.
22758 2008-03-26 Tom Tromey <tromey@redhat.com>
22760 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22761 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22762 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22763 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22764 build/genconstants.o, build/genemit.o, build/genextract.o,
22765 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22766 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22769 2008-03-26 Richard Guenther <rguenther@suse.de>
22772 2008-03-26 Richard Guenther <rguenther@suse.de>
22774 * fold-const.c (target.h): Include.
22775 (fold_comparison): Fold comparison of addresses of two decls
22776 that bind locally. Consolidate address folding code.
22778 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22780 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22781 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22782 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22783 dconstsqrt2, dconstthird, dconste and/or dconst10.
22784 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22785 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22786 dconstsqrt2, dconste): Delete.
22787 (init_emit_once): Likewise. Simplify initializing dconstm1.
22789 * real.c (get_real_const): New.
22790 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22791 dconstsqrt2, dconste): Delete.
22792 (real_value_const, get_real_const): New.
22794 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22796 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22798 * config/i386/i386.c (ix86_function_arg_boundary): Check
22799 BIGGEST_ALIGNMENT instead of 128.
22800 (setup_incoming_varargs_64): Likewise.
22802 2008-03-26 Tom Tromey <tromey@redhat.com>
22804 * Makefile.in (DEPFILES): Add missing '/'.
22806 2008-03-26 Richard Guenther <rguenther@suse.de>
22808 * fold-const.c (target.h): Include.
22809 (fold_comparison): Fold comparison of addresses of two decls
22810 that bind locally. Consolidate address folding code.
22812 2008-03-26 Nick Clifton <nickc@redhat.com>
22815 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22816 not allow INT+INT as a legitimate addressing mode.
22818 2008-03-26 Richard Guenther <rguenther@suse.de>
22820 * tree-flow.h (widen_bitfield): Remove declaration.
22821 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22822 (widen_bitfield): Remove function.
22823 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22826 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22829 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22832 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22834 PR rtl-optimization/35232
22835 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22836 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22837 reg_reloaded_call_part_clobbered here.
22838 (reload_regs_reach_end_p): New function.
22839 (reload_reg_rtx_for_input): New variable.
22840 (reload_reg_rtx_for_output): Likewise.
22841 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22842 when reassigning a pseudo register. Load reloadreg from
22843 reload_reg_rtx_for_input, moving the mode and register
22845 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22846 instead of the original when deciding whether an input reload
22847 would be a no-op or whether an output reload can be deleted.
22848 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22849 when setting up new_spill_reg_store. Load it from
22850 reload_reg_rtx_for_output, moving the mode and register
22852 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22853 instead of the original when deciding whether an output reload
22854 would be a no-op. Do the same when modifying insn notes.
22855 Use rtx_equal_p instead of == to compare the registers.
22856 (inherit_piecemeal_p): Take a mode and two register numbers
22858 (emit_reload_insns): Clear new_spill_reg_store for every hard
22859 register in the reload register. Remove spill registers
22860 from reg_reloaded_valid before considering whether to record
22861 inheritance information for them. Use reload_reg_rtx_for_output
22862 instead of reg_rtx when recording output reloads. Use
22863 reload_reg_rtx_for_input instead of reg_rtx when recording
22864 input reloads. Set or clear reg_reloaded_call_part_clobbered
22865 at the same time as setting reg_reloaded_valid.
22866 (delete_output_reload): Add a new_reload_reg parameter and use it
22867 instead of rld[j].reg_rtx.
22868 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22871 2008-03-25 Tom Tromey <tromey@redhat.com>
22873 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22874 (build/genattr.o): Likewise.
22875 (build/genattrtab.o): Likewise.
22876 (build/gencodes.o): Likewise.
22877 (build/genconfig.o): Likewise.
22878 (build/genconstants.o): Likewise.
22879 (build/genemit.o): Likewise.
22880 (build/genextract.o): Likewise.
22881 (build/genflags.o): Likewise.
22883 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22885 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22886 instead of size_int for integer types.
22887 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22888 to match type of MINUS_EXPR.
22890 2008-03-25 Tom Tromey <tromey@redhat.com>
22892 * configure: Rebuilt.
22893 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22896 2008-03-25 Tom Tromey <tromey@redhat.com>
22898 * config/x-solaris (host-solaris.o): Update.
22899 * config/x-linux (host-linux.o): Update.
22900 * config/x-hpux (host-hpux.o): Update.
22901 * config/x-darwin (host-darwin.o): Update.
22902 * config/v850/t-v850e (v850-c.o): Update.
22903 * config/v850/t-v850 (v850-c.o): Update.
22904 * config/t-vxworks (vxworks.o): Update.
22905 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22906 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22907 * config/spu/t-spu-elf (spu-c.o): Update.
22909 * config/sh/t-symbian (sh-c.o): Update.
22910 (symbian.o): Update.
22911 * config/sh/t-sh (sh-c.o): Update.
22912 * config/score/t-score-elf (score7.o, score3.o): Update.
22913 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22914 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22915 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22916 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22917 (rs6000.o): Remove.
22918 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22919 * config/m32c/t-m32c (m32c-pragma.o): Update.
22920 * config/ia64/t-ia64 (ia64-c.o): Update.
22921 * config/i386/x-mingw32 (host-mingw32.o): Update.
22922 * config/i386/x-i386 (driver-i386.o): Update.
22923 * config/i386/x-darwin (host-i386-darwin.o): Update.
22924 * config/i386/x-cygwin (host-cygwin.o): Update.
22925 * config/i386/t-nwld (nwld.o): Update.
22926 * config/i386/t-netware (netware.o): Update.
22927 * config/i386/t-interix (winnt.o): Update.
22928 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22929 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22930 msformat-c.o): Update.
22931 * config/bfin/t-bfin-linux (generated_files): Add
22932 linux-sysroot-suffix.h.
22933 * config/arm/t-wince-pe (pe.o): Update.
22934 * config/arm/t-strongarm-pe (pe.o): Update.
22935 * config/arm/t-pe (pe.o): Update.
22936 * config/arm/t-arm (arm-c.o): Update.
22937 * doc/install.texi (Prerequisites): Require make 3.80.
22938 * Makefile.in: Remove .o targets.
22939 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22940 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22941 (simple_generated_h, simple_generated_c): Move earlier.
22942 (generated_files): New variable.
22943 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22944 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22945 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22946 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22947 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22948 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22949 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22950 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22951 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22952 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22953 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22954 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22956 (COMPILE.base, COMPILE): New variables.
22957 (%.o): New pattern rule.
22958 (ALL_HOST_OBJS): New variable.
22959 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22960 (dummy-checksum.o, cc1-checksum.o): Remove.
22961 (DRIVER_SHLIB): New variable.
22962 (DRIVER_DEFINES): Use it.
22963 (gencondmd.c): Move out of build/.
22964 (s-conditions): Update.
22965 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22966 (ALL_BUILD_OBJS): Likewise.
22967 (build/%.o): Use BUILDCOMPILE.
22968 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22969 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22970 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22971 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22972 build/genconfig.o, build/genconstants.o, build/genemit.o,
22973 build/genextract.o, build/genflags.o, build/genmddeps.o,
22974 build/genopinit.o, build/genoutput.o, build/genpeep.o,
22975 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
22976 build/gen-protos.o, build/scan.o, build/fix-header.o,
22977 build/scan-decls.o): Simplify.
22978 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
22979 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
22980 prefix.o, toplev.o): Reduce to variable setting.
22981 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
22982 ($(out_object_file), gcc-options.o): New targets.
22983 ($(ALL_HOST_OBJS)): New target. Include dependency files.
22984 * configure: Rebuilt.
22985 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
22986 * doc/sourcebuild.texi (Front End Directory): Document new variable.
22988 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
22990 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
22991 complain when we hit an error, return ERROR_MARK_NODE.
22993 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22995 * config/sh/constraints.md (Pso, Psz): New constraints.
22996 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
22997 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
22999 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23001 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23002 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23004 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23006 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23007 (prefetch_sh2a): New.
23009 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23010 Naveen.H.S <naveen.hs@kpitcummins.com>
23012 * config/sh/constraints.md (I28): New constraint.
23013 * config/sh/sh.c (broken_move): Add support for movi20s.
23014 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23016 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23017 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23018 Naveen.H.S <naveen.hs@kpitcummins.com>
23020 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23021 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23022 (print_operand): Handle resbank in %@ operand code.
23023 (sh_encode_section_info): New.
23024 (push_regs): Add conditions for resbank.
23025 (sh_expand_epilogue): Likewise.
23026 (sh_insert_attributes): Likewise.
23027 (sh_attribute_table): Likewise.
23028 (sh_handle_resbank_handler_attribute): New.
23029 (sh2a_handle_function_vector_handler_attribute): New.
23030 (sh2a_is_function_vector_call): New.
23031 (sh2a_get_function_vector_number): New.
23032 (sh2a_function_vector_p): New.
23033 (sh_cfun_resbank_handler_p): New.
23034 * config/sh/sh.md (calli): Emit jsr/n if possible.
23035 (calli_tbr_rel): New.
23036 (calli_pcrel): Emit jsr/n if possible.
23037 (return_i): Emit rts/n if possible.
23038 (call_valuei_tbr_rel): New.
23039 (call_valuei_pcrel): Add condition for SH2A target.
23040 (call_value): Likewise.
23041 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23042 (sh2a_get_function_vector_number): Likewise.
23043 (sh2a_is_function_vector_call): Likewise.
23044 * doc/extend.texi: Document TBR relative addressing of SH2A.
23045 (resbank): Add description for SH2A.
23047 2008-03-24 Richard Guenther <rguenther@suse.de>
23050 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23051 pointer assignments change conversions according to middle-end rules.
23052 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23053 * configure.ac: Include type checking in yes.
23054 * configure: Regenerate.
23056 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23058 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23059 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23061 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23063 * gthr-vxworks.h (UNUSED): Define.
23065 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23067 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23069 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23071 * doc/extend.texi (Function Attributes): Add missing comma in the
23072 example of the "alloc_size" attribute.
23074 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23077 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23079 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23082 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23085 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23086 of the underlying type of a MS bitfield layout to the natural
23087 alignment of the type.
23089 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23091 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23092 to their natural alignment to avoid store forwarding stalls.
23094 2008-03-22 Richard Guenther <rguenther@suse.de>
23096 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23097 For PHI nodes verify the address is invariant.
23098 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23099 (get_symbol_constant_value): Use is_gimple_min_invariant.
23100 (maybe_fold_stmt_indirect): Likewise.
23102 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23104 PR rtl-optimization/33927
23105 * Makefile.in (dse.o): Depend on $(TM_P_H).
23106 * expr.h (extract_low_bits): Declare.
23107 * expmed.c (extract_low_bits): New function.
23108 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23109 * dse.c: Include tm_p.h.
23110 (find_shift_sequence): Remove the read_reg argument and return the
23111 read value. Emit the instructions instead of returning them.
23112 Iterate on new_mode rather than calculating it each time.
23113 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23114 source to NEW_MODE and extract_low_bits to convert the shifted
23115 value to READ_MODE.
23116 (replace_read): Allow the load and store to have different mode
23117 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23118 or extraction instructions before trying the replacement. Update
23119 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23121 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23123 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23124 to their natural alignment to avoid store forwarding stalls.
23126 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23129 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23130 encouraging but not allowing gprs for input;
23131 change the input constraint to !f#r.
23132 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23134 change the output constraint to !f#r.
23136 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23139 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23140 corresponding post-reload splitters.
23141 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23142 when x87 FP math is selected.
23143 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23144 New function prototype.
23145 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23146 unreachable function to ease macroization of insn patterns.
23148 2008-03-21 Martin Jambor <mjambor@suse.cz>
23150 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23151 reference dumps if ddr is NULL or dependence is unknown.
23153 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23155 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23156 unsigned extension into account.
23157 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23158 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23159 Do computations on a scratch register.
23161 2008-03-21 Richard Guenther <rguenther@suse.de>
23163 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23164 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23165 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23166 * tree-ssa-dom.c (record_equality): Likewise.
23167 * tree-inline.c (copy_body_r): Likewise.
23168 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23171 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23173 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23174 as 'delete_unused' argument.
23176 2008-03-20 Richard Guenther <rguenther@suse.de>
23178 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23179 special casing of constant qualifiers.
23180 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23181 care about them in general.
23182 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23183 regardless of their type.
23184 (fold_stmt_r): Forcefully fold *& if we end up with that.
23186 2008-03-20 Paul Brook <paul@codesourcery.com>
23188 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23189 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23191 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23193 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23194 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23196 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23198 * common.opt (Wmudflap): New option.
23199 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23200 (mx_register_decls): Likewise.
23201 (mudflap_finish_file): Likewise.
23202 * doc/invoke.texi: Document -Wno-mudflap.
23204 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23206 * c-format.c (replace_format_name_to_system_name): New.
23207 (cmp_attribs): New.
23208 (convert_format_name_to_system_name): New.
23209 (decode_format_attr): Add use of convert_format_name_to_system_name.
23210 (format_types_orig): Add gnu_ prefix to names.
23211 (check_format_info_main): Special treating of \0 escaped names for
23212 supporting multi-character format specifiers as I32, I64.
23213 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23214 (gnu_target_overrides_format_attributes): New.
23215 * c-format.h: Add structure target_ovr_attr to hold
23216 system specific formatter names.
23217 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23218 msformat-c.o file to c_target_objs and cxx_target_objs.
23219 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23220 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23221 (TARGET_N_FORMAT_TYPES): New.
23222 * config/i386/msformat-c.c: New.
23223 * config/i386/t-cygming: Add build rule for msformat-c.o.
23224 * doc/extend.texi: Add new format names gnu_* and ms_* and
23226 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23228 2008-03-20 Ira Rosen <irar@il.ibm.com>
23230 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23231 optimizations turned on under -O3.
23232 (ftree-vectorize): Add that the flag is turned on with -O3.
23234 2008-03-20 Ben Elliston <bje@au.ibm.com>
23236 * regmove.c (try_auto_increment): Fix spelling error in comment.
23237 * final.c (final_scan_insn): Likewise.
23239 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23242 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23243 allocator preferences for "y" and "r" class registers.
23244 ("*mov<mode>_internal"): Ditto.
23245 ("*movv2sf_internal_rex64"): Ditto.
23246 ("*movv2sf_internal"): Ditto.
23248 2008-03-19 Michael Matz <matz@suse.de>
23250 PR middle-end/35616
23251 * calls.c (expand_call): Check overlap of arguments with call
23252 address for sibcalls.
23254 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23257 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23258 of the underlying type of a MS bitfield layout to the natural
23259 alignment of the type.
23261 2008-03-19 Jan Hubicka <jh@suse.cz>
23264 * toplev.c (decode_d_option): Handle all CPP flags.
23265 * tree-vrp.c: Update tree_pass descriptors.
23266 * regrename.c: Update tree_pass descriptors.
23267 * fwprop.c: Update tree_pass descriptors.
23268 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23269 * tree-into-ssa.c: Update tree_pass descriptors.
23270 * tree-dump.c: Update tree_pass descriptors.
23271 * tree-complex.c: Update tree_pass descriptors.
23272 * tree-dump.h: Update tree_pass descriptors.
23273 * see.c: Update tree_pass descriptors.
23274 * cgraphbuild.c: Update tree_pass descriptors.
23275 * tracer.c: Update tree_pass descriptors.
23276 * tree-loop-distribution.c: Update tree_pass descriptors.
23277 * cgraph.c: Update tree_pass descriptors.
23278 * postreload-gcse.c: Update tree_pass descriptors.
23279 * postreload.c: Update tree_pass descriptors.
23280 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23281 * tree-tailcall.c: Update tree_pass descriptors.
23282 * tree-pass.h (tree_opt_pass): Rename to ...
23283 (opt_pass) ... this one; add "type" field and remove letter field.
23284 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23285 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23286 all_lowering_passes): Update declaration.
23287 * ipa-cp.c: Update tree_pass descriptors.
23288 * final.c: Update tree_pass descriptors.
23289 * omp-low.c: Update tree_pass descriptors.
23290 * tree-ssa-dse.c: Update tree_pass descriptors.
23291 * ipa-reference.c: Update tree_pass descriptors.
23292 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23293 * auto-inc-dec.c: Update tree_pass descriptors.
23294 * reorg.c: Update tree_pass descriptors.
23295 * cgraphunit.c: Update tree_pass descriptors.
23296 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23297 * tree-ssa-ccp.c: Update tree_pass descriptors.
23298 * df-core.c: Update tree_pass descriptors.
23299 * mode-switching.c: Update tree_pass descriptors.
23300 * tree-nomudflap.c: Update tree_pass descriptors.
23301 * modulo-sched.c: Update tree_pass descriptors.
23302 * ipa-pure-const.c: Update tree_pass descriptors.
23303 * cse.c: Update tree_pass descriptors.
23304 * web.c: Update tree_pass descriptors.
23305 * tree-stdarg.c: Update tree_pass descriptors.
23306 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23307 * tree-ssa-dom.c: Update tree_pass descriptors.
23308 * tree-nrv.c: Update tree_pass descriptors.
23309 * tree-ssa-alias.c: Update tree_pass descriptors.
23310 * loop-init.c: Update tree_pass descriptors.
23311 * gimple-low.c: Update tree_pass descriptors.
23312 * ipa-inline.c: Update tree_pass descriptors.
23313 * tree-ssa-sink.c: Update tree_pass descriptors.
23314 * global.c: Update tree_pass descriptors.
23315 * ifcvt.c: Update tree_pass descriptors.
23316 * jump.c: Update tree_pass descriptors.
23317 * predict.c: Update tree_pass descriptors.
23318 * tree-ssa-loop.c: Update tree_pass descriptors.
23319 * recog.c: Update tree_pass descriptors.
23320 * dse.c: Update tree_pass descriptors.
23321 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23322 * tree-eh.c: Update tree_pass descriptors.
23323 * regmove.c: Update tree_pass descriptors.
23325 * function.c: Update tree_pass descriptors.
23326 * tree-vectorizer.c: Update tree_pass descriptors.
23327 * gcse.c: Update tree_pass descriptors.
23328 * ipa-type-escape.c: Update tree_pass descriptors.
23329 * tree-if-conv.c: Update tree_pass descriptors.
23330 * init-regs.c: Update tree_pass descriptors.
23331 * ipa.c: Update tree_pass descriptors.
23332 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23333 * rtl-factoring.c: Update tree_pass descriptors.
23334 * lower-subreg.c: Update tree_pass descriptors.
23335 * bt-load.c: Update tree_pass descriptors.
23336 * tree-dfa.c: Update tree_pass descriptors.
23337 * except.c: Update tree_pass descriptors.
23338 * emit-rtl.c: Update tree_pass descriptors.
23339 * cfgexpand.c: Update tree_pass descriptors.
23340 * tree-cfgcleanup.c: Update tree_pass descriptors.
23341 * cfgcleanup.c: Update tree_pass descriptors.
23342 * tree-ssa-pre.c: Update tree_pass descriptors.
23343 * tree-sra.c: Update tree_pass descriptors.
23344 * tree-mudflap.c: Update tree_pass descriptors.
23345 * tree-ssa-copy.c: Update tree_pass descriptors.
23346 * cfglayout.c: Update tree_pass descriptors.
23347 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23348 * tree-ssa-dce.c: Update tree_pass descriptors.
23349 * tree-ssa.c: Update tree_pass descriptors.
23350 * regclass.c: Update tree_pass descriptors.
23351 * integrate.c: Update tree_pass descriptors.
23352 * tree-optimize.c: Update tree_pass descriptors.
23353 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23354 * tree-object-size.c: Update tree_pass descriptors.
23355 * combine.c: Update tree_pass descriptors.
23356 * tree-outof-ssa.c: Update tree_pass descriptors.
23357 * bb-reorder.c: Update tree_pass descriptors.
23358 * stack-ptr-mod.c: Update tree_pass descriptors.
23359 * var-tracking.c: Update tree_pass descriptors.
23360 * tree-profile.c: Update tree_pass descriptors.
23361 * tree-vect-generic.c: Update tree_pass descriptors.
23362 * reg-stack.c: Update tree_pass descriptors.
23363 * sched-rgn.c: Update tree_pass descriptors.
23364 * tree-ssa-structalias.c: Update tree_pass descriptors.
23365 * tree-cfg.c: Update tree_pass descriptors.
23366 * passes.c (current_pass): Update declaration.
23367 (finish_optimization_passes): Update.
23368 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23369 (register_one_dump_file, register_dump_files_1, next_pass_1):
23371 (init_optimization_passes): Update handling of new types.
23372 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23373 * ipa-struct-reorg.c: Update tree_pass descriptors.
23374 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23375 * combine-stack-adj.c: Update tree_pass descriptors.
23376 * cfgrtl.c: Update tree_pass descriptors.
23377 * dce.c: Update tree_pass descriptors.
23378 * tree-ssanames.c: Update tree_pass descriptors.
23380 2008-03-19 Richard Guenther <rguenther@suse.de>
23382 PR middle-end/35609
23383 * tree-ssa.c (walk_data): New structure.
23384 (warn_uninitialized_var): If not always_executed warn with "maybe"
23386 (execute_early_warn_uninitialized): Compute post-dominators.
23387 Initialize always_executed before processing each basic block.
23389 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23392 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23393 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23395 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23397 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23399 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23401 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23403 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23404 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23405 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23406 target after ignore has been set, and move there also the commputation
23407 of subtarget and original_target.
23408 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23409 (LANG_HOOKS_INITIALIZER): Remove it.
23410 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23412 2008-03-18 Richard Guenther <rguenther@suse.de>
23414 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23415 found an expression with constants, note that in the VN for the lhs.
23416 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23417 fold them to constants if possible. Run cleanup_cfg if done so.
23418 (execute_pre): Return todo.
23419 (do_pre): Likewise.
23420 (execute_fre): Likewise.
23421 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23423 (get_prop_source_stmt): Look through pointer conversions.
23425 2008-03-18 Jan Hubicka <jh@suse.cz>
23427 * tree-pretty-print.c: Include predict.h.
23428 (dump_generic_node): Dump predictor.
23429 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23430 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23431 * gimple-low.c (lower_stmt): Likewise.
23432 * expr.c (expand_expr_real): Likewise.
23433 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23435 (build_predict_expr, build_predict_expr): New.
23436 * predict.h (predictor_name, build_predict_expr): Update.
23437 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23438 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23439 * predict.def (PRED_CONTINUE): Update hitrate.
23440 * tree.def (PREDICT_EXPR): Define.
23441 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23442 do not handle BIND_EXPR.
23443 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23444 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23445 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23448 2008-03-18 Michael Matz <matz@suse.de>
23450 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23452 2008-03-18 Richard Guenther <rguenther@suse.de>
23454 * tree-gimple.h (is_gimple_invariant_address): Declare.
23455 (is_gimple_constant): Likewise.
23456 * tree-gimple.c (is_gimple_constant): New function.
23457 (is_gimple_invariant_address): Likewise.
23458 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23459 and is_gimple_invariant_address.
23460 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23462 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23463 an addressable base.
23465 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23467 PR middle-end/35611
23468 * gimplify.c (gimplify_expr): Gimplify second operand of
23471 2008-03-17 Richard Guenther <rguenther@suse.de>
23473 PR tree-optimization/19637
23474 * fold-const.c (fold_unary): Remove restrictions of removing
23475 intermediate pointer-conversions (P2)(P1)P0.
23476 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23477 conversion to void pointer.
23478 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23480 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23483 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23484 emulated thread local variables.
23486 2008-03-16 Richard Guenther <rguenther@suse.de>
23488 PR middle-end/35607
23489 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23490 expand TREE_INVARIANT operations that are not gimple invariant.
23492 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23494 * doc/extend.texi (Alignment): Say that the ABI controls
23495 the __alignof__ for non-strict-alignment targets rather
23496 than being a recommendation.
23498 2008-03-15 Paul Brook <paul@codesourcery.com>
23500 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23502 (arm_output_fn_unwind): Mark functions that can not be unwound.
23504 2008-03-15 Paul Brook <paul@codesourcery.com>
23506 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23507 extension instructions.
23509 2008-03-15 Richard Guenther <rguenther@suse.de>
23511 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23512 and fold constant aggregate refs.
23513 (fold_const_aggregate_ref): Handle string constants
23514 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23515 (evaluate_stmt): Simplify now that ccp_fold folds constant
23518 2008-03-15 Paul Brook <paul@codesourcery.com>
23520 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23521 (extzv): Use gen_extzv_t2.
23522 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23524 2008-03-15 Richard Guenther <rguenther@suse.de>
23526 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23527 (fold_const_aggregate_ref): Likewise.
23528 (get_value): Return NULL if we don't have any values.
23529 (ccp_finalize): Set const_val to NULL after freeing it.
23530 * tree-flow.h (get_symbol_constant_value): Declare.
23531 (fold_const_aggregate_ref): Likewise.
23532 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23534 2008-03-15 Richard Guenther <rguenther@suse.de>
23536 PR middle-end/35593
23537 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23538 to not produce negative array indices if not allowed. Add
23539 parameter to indicate that.
23540 (maybe_fold_offset_to_component_ref): Allow negative array
23541 indices only for the first member of a structure.
23542 (maybe_fold_offset_to_reference): Allow negative array indices.
23543 (maybe_fold_stmt_addition): Likewise.
23545 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23546 Anatoly Sokolov <aesok@post.ru>
23548 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23549 (avr_arch): Add ARCH_AVR6.
23550 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23551 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23552 instead of fixed value 2.
23553 (print_operand_address): Use gs() asm specifier instead of pm().
23554 (avr_assemble_integer): (Ditto.).
23555 (avr_output_addr_vec_elt): (Ditto.).
23556 (print_operand): Handle "!" code.
23557 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23558 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23559 (AVR_HAVE_EIJMP_EICALL): Define.
23560 (AVR_3_BYTE_PC): Redefine.
23561 (AVR_2_BYTE_PC): (Ditto.).
23562 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23563 (LINK_SPEC): Add atmega2560 and atmega2561.
23564 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23566 * config/avr/avr.md (call_insn): Use eicall instead of icall
23567 for 3 byte PC devices.
23568 (call_value_insn): (Ditto.).
23569 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23570 (indirect_jump): Use only for for 2 byte PC devices.
23571 (*tablejump): (Ditto.).
23572 (*indirect_jump_avr6): Add insn.
23573 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23574 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23575 instead of ijmp for 3 byte PC devices.
23576 (__tablejump2__): (Ditto.).
23577 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23578 (MULITLIB_DIRNAMES): (Ditto.).
23579 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23581 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23583 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23584 "sse2_umulsidi3". Use V1DI mode for operand 0.
23585 ("mmx_psadbw"): Use V1DI mode for operand 0.
23586 * config/i386/i386-modes.def (V1SI): New vector mode.
23587 * config/i386/i386.c (struct builtin_description)
23588 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23589 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23590 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23591 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23592 v1di_ftype_v8qi_v8qi type.
23593 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23595 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23596 __builtin_ia32_pmuludq]: Fix the mode of return value.
23598 2008-03-15 Richard Guenther <rguenther@suse.de>
23600 PR middle-end/35595
23601 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23604 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23606 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23607 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23608 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23609 unless TARGET_SERIALIZE_VOLATILE is enabled.
23610 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23611 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23612 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23614 2008-03-14 Richard Guenther <rguenther@suse.de>
23616 PR tree-optimization/34172
23617 * tree-flow.h (refs_may_alias_p): Declare.
23618 (get_single_def_stmt): Likewise.
23619 (get_single_def_stmt_from_phi): Likewise.
23620 (get_single_def_stmt_with_phi): Likewise.
23621 * tree-dfa.c (refs_may_alias_p): New function.
23622 (get_single_def_stmt): Likewise.
23623 (get_single_def_stmt_from_phi): Likewise.
23624 (get_single_def_stmt_with_phi): Likewise.
23625 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23626 (vn_reference_lookup_1): New helper function.
23627 (vn_reference_lookup): Walk the virtual use-def chain to
23628 continue searching for a match if the def does not alias the
23629 reference we are looking for.
23631 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23633 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23634 archive and Perzl. Update The Written Word listing.
23636 2008-03-14 Richard Guenther <rguenther@suse.de>
23638 PR tree-optimization/34043
23639 PR tree-optimization/33989
23640 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23642 (bitmap_find_leader): Use extra argument to verify dominance
23643 relationship inside a basic-block.
23644 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23645 (find_leader_in_sets): Adjust.
23646 (create_component_ref_by_pieces): Take extra argument for
23647 dominance check, handle lookup failures.
23648 (find_or_generate_expression): Likewise.
23649 (create_expression_by_pieces): Likewise.
23650 (insert_into_preds_of_block): Adjust.
23651 (create_value_expr_from): If asked for, verify all operands
23652 are in the blocks AVAIL_OUT set.
23653 (make_values_for_stmt): Check for SSA_NAMEs that are life
23654 over an abnormal edge.
23655 (compute_avail): Remove such check.
23656 (do_SCCVN_insertion): New function.
23657 (eliminate): If we do not find a leader suitable for replacement
23658 insert a replacement expression from SCCVN if available.
23659 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23660 (struct vn_ssa_aux): Add needs_insertion flag.
23661 * tree-ssa-sccvn.c (may_insert): New global flag.
23662 (copy_reference_ops_from_ref): Value-number union member access
23663 based on its size, not type and member if insertion is allowed.
23664 (visit_reference_op_load): For a weak match from union type
23665 punning lookup a view-converted value and insert a SSA_NAME
23666 for that value if that is not found.
23667 (visit_use): Make dumps shorter. Do not disallow value numbering
23668 SSA_NAMEs that are life over an abnormal edge to constants.
23669 (free_scc_vn): Release inserted SSA_NAMEs.
23670 (run_scc_vn): New flag to specify whether insertion is allowed.
23671 Process SSA_NAMEs in forward order.
23672 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23673 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23674 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23675 pointer type to/from integral types that do not change the
23676 precision to regular conversions.
23678 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23680 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23681 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23682 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23683 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23684 input arguments and the mode of return value. Built-in functions
23685 that operate on whole 64-bit MMX register now use V1DI mode.
23687 2008-03-13 Alon Dayan <alond@il.ibm.com>
23688 Olga Golovanevsky <olga@il.ibm.com>
23690 PR tree-optimization/35041
23691 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23692 to locate the right position in a statement.
23694 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23698 * config/i386/xmmintrin.h: Change all static inline functions to
23699 extern inline and add __gnu_inline__ attribute.
23700 * config/i386/bmintrin.h: Ditto.
23701 * config/i386/smmintrin.h: Ditto.
23702 * config/i386/tmmintrin.h: Ditto.
23703 * config/i386/mmintrin-common.h: Ditto.
23704 * config/i386/ammintrin.h: Ditto.
23705 * config/i386/emmintrin.h: Ditto.
23706 * config/i386/pmmintrin.h: Ditto.
23707 * config/i386/mmintrin.h: Ditto.
23708 * config/i386/mm3dnow.h: Ditto.
23710 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23712 PR middle-end/35185
23713 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23714 (lower_omp_2): New function.
23715 (lower_omp_1, lower_omp): Rewritten.
23717 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23720 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23721 with the phrase "Microsoft Windows compilers".
23722 (Push/Pop Macro Pragmas): New subsection. Document
23723 #pragma push_macro and pragma pop_macro.
23725 2008-03-12 Paul Brook <paul@codesourcery.com>
23727 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23729 2008-03-12 Paul Brook <paul@codesourcery.com>
23731 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23732 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23733 (thumb2_addsi_shortim): Rename ...
23734 (thumb2_addsi_short): ... to this. Allow register operands.
23735 (thumb2_subsi_short): New pattern.
23736 (thumb2_one_cmplsi2_short,
23737 thumb2_negsi2_short): New patterns and peepholes.
23739 2008-03-12 Paul Brook <paul@codesourcery.com>
23741 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23743 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23745 * config/i386/i386.md (int_cond): New code iterator.
23747 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23748 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23749 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23750 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23751 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23752 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23753 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23754 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23756 2008-03-12 Paul Brook <paul@codesourcery.com>
23758 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23759 instead of {arm,thumb}_compute_save_reg_mask.
23760 (output_return_instruction): Ditto.
23761 (thumb_unexpanded_epilogue): Ditto.
23762 (thumb1_expand_prologue): Ditto.
23763 (thumb1_output_function_prologue): Ditto.
23764 (arm_set_return_address): Ditto.
23765 (thumb_set_return_address): Ditto.
23766 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23767 regs to achieve stack alignment.
23768 (thumb1_compute_save_reg_mask): Fix compiler warning.
23769 (arm_output_epilogue): Use offsets->saved_regs_mask.
23770 Adjust stack pointer by poping call clobered registers.
23771 (arm_expand_prologue): Use offsets->saved_regs_mask.
23772 Adjust stack pointer by pushing extra registers.
23773 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23775 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23778 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23779 conversion to the operands of a multiplication.
23781 2008-03-12 Richard Guenther <rguenther@suse.de>
23783 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23784 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23785 * timevar.def (TV_TREE_PHIPROP): Add.
23786 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23787 pass description. Use TV_TREE_PHIPROP.
23788 * tree-ssa-forwprop.c: Remove phiprop code.
23790 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23792 PR middle-end/35549
23793 * omp-low.c (maybe_lookup_decl): Constify first argument.
23794 (use_pointer_for_field): Change last argument from bool to
23795 omp_context *. Disallow shared copy-in/out in nested
23796 parallel if decl is shared in outer parallel too.
23797 (build_outer_var_ref, scan_sharing_clauses,
23798 lower_rec_input_clauses, lower_copyprivate_clauses,
23799 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23801 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23802 Ira Rosen <irar@il.ibm.com>
23804 * tree-vectorizer.c (free_stmt_vec_info): New function.
23805 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23806 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23807 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23808 * tree-vect-transform.c (vectorizable_conversion): Free
23809 vec_oprnds0 if it was allocated.
23810 (vect_permute_store_chain): Remove unused VECs.
23811 (vectorizable_store): Free VECs that are allocated in the..
23813 (vect_transform_strided_load, vectorizable_load): Likewise.
23814 (vect_remove_stores): Simplify the code.
23815 (vect_transform_loop): Move code to vect_remove_stores().
23816 Call vect_remove_stores() and free_stmt_vec_info().
23818 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23820 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23821 TARGET_HPUX. Revise comment.
23822 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23823 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23824 Use sr4 variant of `be' instruction when not generating PIC code.
23825 (attr_length_call): Adjust for above change.
23827 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23829 * ipa-reference.c (static_execute): Remove module_statics_const and
23830 associated setting code.
23832 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23835 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23836 predicate for operand 1.
23837 (paritysi2_cmp): Use register_operand predicate for operand 2.
23838 Use earlyclobber modifier for operand 1. Remove support for
23840 (paritydi2_cmp): Use register_operand predicate for operand 3.
23841 Use earlyclobber modifier for operand 1. Remove support for
23844 2008-03-11 Paul Brook <paul@codesourcery.com>
23845 Vladimir Prus <vladimir@codesourcery.com>
23847 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23848 (arm_compute_save_reg0_reg12_mask): Always
23849 check if register 11 must be saved. Always safe hard frame pointer
23850 when frame_pointer_needeed.
23851 (arm_compute_save_reg_mask): Save IP and PC
23852 only with apcs frames.
23853 (arm_output_epilogue): Adjust Thumb2 codepath to
23854 be also invoked and work for ARM non-apcs frames.
23855 (arm_expand_prologue): Don't bother saving IP
23856 for non-apcs frame, since it's not clobbered by
23857 prologue code. Implement non-apcs frame
23860 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23862 PR rtl-optimization/35281
23863 * expr.c (convert_move): Use a new pseudo for the intermediate
23864 from_mode->word_mode result.
23866 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23868 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23869 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23870 * toplev.c (compile_file): Don't call it.
23872 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23874 PR middle-end/35526
23875 * expr.c (store_expr): Call emit_block_move if the mode
23876 of "temp" RTX is BLKmode.
23878 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23879 Richard Guenther <rguenther@suse.de>
23881 PR tree-optimization/31358
23882 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23883 the step with a NULL_TREE.
23884 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23885 to sizetype if type is a pointer type.
23886 (add_candidate_1): Don't convert the base and step to
23887 the generic type if the orginal type is a pointer type.
23888 (add_iv_value_candidates): Use sizetype for the step
23889 if type is a pointer type.
23890 (cand_value_at): Likewise.
23891 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23893 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23894 Don't convert the tem affine to the type.
23895 (add_elt_to_tree): Use sizetype for the step if a pointer.
23896 Use POINTER_PLUS_EXPR for pointers.
23897 (aff_combination_to_tree): Use sizetype for the step if a
23900 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23902 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23903 Remove commutativity hint.
23905 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23909 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23910 errorneous type. Check that v is a VAR_DECL.
23912 PR middle-end/35099
23913 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23915 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23917 PR tree-optimization/35494
23918 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23919 may be overriden at link and run time.
23921 2008-03-10 Richard Guenther <rguenther@suse.de>
23923 PR tree-optimization/34677
23924 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23925 (poolify_tree): Likewise.
23926 (modify_expr_template): Likewise.
23927 (poolify_modify_stmt): Likewise.
23928 (insert_fake_stores): Handle all component-ref style stores
23929 in addition to INDIRECT_REF. Also handle complex types.
23930 Do not poolify the inserted load.
23931 (realify_fake_stores): Do not rebuild the tree but only
23932 make it a SSA_NAME copy.
23933 (init_pre): Remove initialzation of modify_expr_template.
23934 Do not allocate modify_expr_node_pool.
23935 (fini_pre): Do not free modify_expr_node_pool.
23937 2008-03-10 Paul Brook <paul@codesourcery.com>
23939 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23940 to avoid conflicts.
23942 2008-03-10 Paul Brook <paul@codesourcery.com>
23943 Mark Shinwell <shinwell@codesourcery.com>
23945 * config/arm/cortex-r4.md: New.
23946 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23948 * config/arm/arm.md: Include cortex-r4.md.
23949 (insn): Add smmls, sdiv and udiv values.
23950 (generic_sched): Don't use generic scheduling for Cortex-R4.
23951 (arm_issue_rate): New function.
23952 (TARGET_SCHED_ISSUE_RATE): Define.
23954 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23956 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23958 2008-03-10 Richard Guenther <rguenther@suse.de>
23960 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23961 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23963 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23965 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23966 Set default to true.
23968 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23970 * c.opt (Wsynth): Deprecate.
23971 * doc/invoke.texi (Option Summary, Warning Options): Document
23972 -Wno-format-contains-nul.
23974 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
23977 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
23978 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
23980 2008-03-09 Ira Rosen <irar@il.ibm.com>
23982 * config/rs6000/rs6000.c (builtin_description): Rename vector
23983 left shift operations.
23984 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
23985 (altivec_vsl<VI_char>): Rename to ...
23986 (ashl<mode>3): ... new name.
23987 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
23989 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23991 2008-03-08 Richard Guenther <rguenther@suse.de>
23993 * coverage.h (tree_coverage_counter_addr): Declare.
23994 * coverage.c (tree_coverage_counter_addr): New function.
23995 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
23996 before using again.
23997 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
23998 (tree_gen_one_value_profiler): Likewise.
23999 (tree_gen_ic_profiler): Likewise.
24000 (tree_gen_average_profiler): Likewise.
24001 (tree_gen_ior_profiler): Likewise.
24003 2008-03-08 Richard Guenther <rguenther@suse.de>
24005 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24006 (vn_binary_op_insert): Likewise.
24007 (vn_unary_op_lookup): Likewise.
24008 (vn_unary_op_insert): Likewise.
24009 (vn_nary_op_lookup): Declare.
24010 (vn_nary_op_insert): Likewise.
24011 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24012 and binary hashes, use a single obstack for unary_op_pool
24013 and binary_op_pool.
24014 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24015 a single struct vn_nary_op_s. Store tree code length and
24016 a variable number of operands.
24017 (struct vn_reference_op_struct): Remove unused op2.
24018 (vn_reference_op_eq): Do not compare op2.
24019 (vn_reference_op_compute_hash): Do not compute hash of op2.
24020 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24021 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24022 with vn_nary_op_compute_hash.
24023 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24024 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24026 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24028 (visit_unary_op): Call nary functions.
24029 (visit_binary_op): Likewise.
24030 (process_scc): Adjust for struct vn_tables_s changes.
24031 (allocate_vn_table): Likewise.
24032 (free_vn_table): Likewise.
24033 * tree-vn.c (vn_add): Call nary functions.
24034 (vn_lookup): Likewise.
24036 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24039 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24040 wdst back after sync_compare_and_swapqhi_internal.
24042 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24045 * config/i386/i386-modes.def (V1DI): New vector mode.
24046 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24047 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24048 (MMXMODE248): Ditto.
24049 (MMXMODE): Add V1DI mode.
24050 (mmxvecsize): Change DI mode to V1DI mode.
24051 ("mov<mode>): Use MMXMODEI8 mode iterator.
24052 ("*mov<mode>_internal_rex64"): Ditto.
24053 ("*mov<mode>_internal"): Ditto.
24054 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24055 ("mmx_sub<mode>3"): Ditto.
24056 ("mmx_adddi3"): Remove insn pattern.
24057 ("mmx_subdi3"): Ditto.
24058 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24059 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24060 ("mmx_ashl<mode>3"): Ditto.
24061 ("mmx_lshrdi3"): Remove insn pattern.
24062 ("mmx_ashldi3"): Ditto.
24063 * config/i386/i386.c (classify_argument): Handle V1DImode.
24064 (function_arg_advance_32): Ditto.
24065 (function_arg_32): Ditto.
24066 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24067 mmx_addv1di3 insn pattern.
24068 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24069 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24070 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24071 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24072 Remove definitions of built-in functions.
24073 (V1DI_type_node): New node.
24074 (v1di_ftype_v1di_int): Ditto.
24075 (v1di_ftype_v1di_v1di): Ditto.
24076 (v2si_ftype_v2si_si): Ditto.
24077 (v4hi_ftype_v4hi_di): Remove node.
24078 (v2si_ftype_v2si_di): Ditto.
24079 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24080 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24081 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24082 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24083 Add new builtins using def_builtin_const.
24084 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24085 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24086 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24087 * config/i386/mmintrin.h (__v1di): New typedef.
24088 (_mm_add_si64): Cast arguments to __v1di type.
24089 (_mm_sub_si64): Ditto.
24090 (_mm_sll_pi16): Cast __count to __v4hi type.
24091 (_mm_sll_pi32): Cast __count to __v2si type.
24092 (_mm_sll_si64): Cast arguments to __v1di type.
24093 (_mm_srl_pi16): Cast __count to __v4hi type.
24094 (_mm_srl_pi32): Cast __count to __v2si type.
24095 (_mm_srl_si64): Cast arguments to __v1di type.
24096 (_mm_sra_pi16): Cast __count to __v4hi type.
24097 (_mm_sra_pi32): Cast __count to __v2si type.
24098 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24099 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24100 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24101 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24102 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24103 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24104 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24105 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24106 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24107 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24108 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24109 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24111 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24113 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24115 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24118 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24119 reg+const addressing for Altivec modes. Don't generate reg+reg
24120 addressing for TFmode or TDmode quantities.
24122 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24124 * c-common.c (vector_types_convertible_p): Call langhook
24125 instead of comptypes.
24127 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24130 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24131 integral and scalar float variables which have a
24134 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24136 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24137 dwarf_register_span hook when emitting unwind information for
24138 register-to-memory saves.
24139 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24140 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24142 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24144 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24145 for the same VAR_DECL.
24147 2008-03-06 Tom Tromey <tromey@redhat.com>
24149 * treelang: Delete.
24150 * doc/standards.texi (Standards): Don't mention treelang.
24151 * doc/invoke.texi (Overall Options): Don't mention treelang.
24152 * doc/install.texi (Prerequisites): Don't mention bison or
24154 (Configuration): Don't mention treelang.
24155 (Building): Likewise.
24156 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24158 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24160 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24161 word-extractions out of a multi-word object.
24163 2008-03-06 Richard Guenther <rguenther@suse.de>
24165 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24166 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24167 result type and precision.
24168 * expr.c (get_inner_reference): Set unsignedp based on the result
24169 type of BIT_FIELD_REF.
24170 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24171 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24172 (try_instantiate_multiple_fields): Likewise. Use the correct type
24174 (sra_build_assignment): Likewise.
24175 (sra_build_elt_assignment): Likewise.
24176 (sra_explode_bitfield_assignment): Likewise.
24177 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24178 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24179 set BIT_FIELD_REF_UNSIGNED.
24180 (vectorizable_load): Likewise.
24182 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24184 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24187 2008-03-06 Richard Guenther <rguenther@suse.de>
24189 * alias.c (struct alias_set_entry): Move has_zero_child field
24190 to pack with alias_set.
24192 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24194 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24197 2008-03-05 Ian Lance Taylor <iant@google.com>
24199 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24201 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24203 * fwprop.c (update_df): Support width and offset parameters of
24205 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24206 global_conflicts): Change DF_REF_EXTRACT to either
24207 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24208 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24209 * df-scan.c (df_ref_record, df_defs_record,
24210 df_ref_create_structure, df_def_record_1, df_uses_record,
24211 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24212 df_bb_refs_collect, df_entry_block_defs_collect,
24213 df_exit_block_uses_collect): Support new width and offset fields.
24214 (ref_extract_pool): New storage pool.
24215 (df_free_ref): New function.
24216 (df_reg_chain_unlink, df_free_collection_rec,
24217 df_sort_and_compress_refs): Call df_free_ref.
24218 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24220 (df_ref_create_structure): Allocate df_ref_extract if offset and
24221 width fields are used.
24222 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24223 (df_uses_record): Get offset and width from ZERO_EXTRACT
24225 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24226 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24227 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24228 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24229 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24230 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24231 (df_ref_extract): New structure.
24232 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24233 (df_ref_create): Add width and offset parameters.
24235 2008-03-05 Richard Guenther <rguenther@suse.de>
24237 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24238 Use ranges_overlap_p.
24239 (offset_overlaps_with_access): Rename
24240 to ranges_overlap_p and move ...
24241 * tree-flow-inline.h (ranges_overlap_p): ... here.
24243 * tree.h (get_inner_reference, handled_component_p): Update
24246 * tree.h (record_component_aliases, get_alias_set,
24247 alias_sets_conflict_p, alias_sets_must_conflict_p,
24248 objects_must_conflict_p): Move declarations ...
24249 * alias.h (record_component_aliases, get_alias_set,
24250 alias_sets_conflict_p, alias_sets_must_conflict_p,
24251 objects_must_conflict_p): ... here.
24252 Include coretypes.h.
24253 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24255 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24257 * cfg.c: Include tree-flow.h.
24258 (remove_edge_raw): Call redirect_edge_var_map_clear.
24259 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24260 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24261 (redirect_edge_var_map_result): New.
24262 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24263 PENDING_STMT use with redirect_edge_var_map_*.
24264 * tree-ssa.c (edge_var_maps): New definition.
24265 (redirect_edge_var_map_add): New.
24266 (redirect_edge_var_map_clear): New.
24267 (redirect_edge_var_map_dup): New.
24268 (redirect_edge_var_map_vector): New.
24269 (redirect_edge_var_map_destroy): New.
24270 (ssa_redirect_edge): Replace PENDING_STMT use with
24271 redirect_edge_var_map_*.
24272 (flush_pending_stmts): Same.
24273 (delete_tree_ssa): Destroy edge var map.
24274 * tree-flow.h (struct _edge_var_map): New.
24275 Define edge_var_map vector type.
24276 Declare redirect_edge_var_map_* prototypes.
24277 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24278 * tree-cfg.c (reinstall_phi_args): Replace
24279 PENDING_STMT use with redirect_edge_var_map_*.
24281 2008-03-05 Richard Guenther <rguenther@suse.de>
24283 PR tree-optimization/35472
24284 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24285 whose single use_stmt has a overlapping set of loaded and
24286 stored symbols as that use_stmt might be a noop assignment then.
24288 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24290 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24292 2008-03-05 Richard Guenther <rguenther@suse.de>
24295 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24296 should be constants.
24297 * tree-cfg.c (verify_expr): Verify it.
24298 * fold-const.c (fold_truthop): Remove code generating
24299 BIT_FIELD_REFs of structure bases.
24300 (fold_binary): Likewise.
24301 (fold_ternary): Position and size of BIT_FIELD_REFs are
24302 always host integers.
24303 (make_bit_field_ref): Remove.
24304 (optimize_bit_field_compare): Remove.
24305 (all_ones_mask_p): Remove.
24307 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24310 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24311 (split_block_and_df_analyze): New. Split basic block and rebuild
24313 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24315 (split_pattern_seq): Likewise.
24316 (erase_matching_seqs): Likewise.
24317 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24319 2008-03-04 Geoff Keating <geoffk@apple.com>
24321 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24322 declaration and code.
24323 (tree_invalid_nonnegative_warnv_p): Likewise.
24325 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24327 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24328 examples. Truncate option-names then causing overfull hbox.
24330 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24333 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24335 * configure: Rebuilt.
24337 2008-03-04 Rafael Espíndola <espindola@google.com>
24339 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24340 (tree_unary_nonnegative_warnv_p): New.
24341 (tree_binary_nonnegative_warnv_p): New.
24342 (tree_single_nonnegative_warnv_p): New.
24343 (tree_invalid_nonnegative_warnv_p): New.
24344 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24346 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24349 * opts.c (handle_option): Postpone 'unknown option' errors only for
24352 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24355 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24358 2008-03-04 Rafael Espíndola <espindola@google.com>
24360 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24361 (tree_binary_nonzero_warnv_p): New.
24362 (tree_single_nonzero_warnv_p): New.
24363 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24365 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24367 PR middle-end/35456
24368 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24369 transformations for modes that have signed zeros.
24370 * ifcvt.c (noce_try_abs): Ditto.
24372 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24374 * config/i386/i386.c (override_options): Force
24375 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24377 2008-03-04 Jan Hubicka <jh@suse.cz>
24380 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24383 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24385 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24386 label to probe the stack.
24388 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24390 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24391 (__gthr_win32_mutex_destroy): Declare.
24392 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24393 __gthr_win32_mutex_destroy.
24394 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24396 2008-03-03 Jan Hubicka <jh@suse.cz>
24399 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24400 aggressive on inlining cold calls.
24402 2008-03-03 Richard Guenther <rguenther@suse.de>
24404 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24405 struct copies into the expression table.
24406 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24407 (try_to_simplify): Likewise.
24408 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24409 integral and pointer arguments which do not change the
24410 precision to NOP_EXPRs.
24411 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24412 VIEW_CONVERT_EXPR case.
24414 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24416 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24417 defined in a loop at depth 0 is invariant.
24418 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24419 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24420 be called at loop depth 0.
24422 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24425 * gcc.c (process_command): Update copyright notice dates.
24426 * gcov.c (print_version): Likewise.
24427 * gcov-dump.c (print_version): Likewise.
24428 * mips-tfile.c (main): Likewise.
24429 * mips-tdump.c (main): Likewise.
24431 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24434 * c-common.c (flag_permissive): Delete.
24435 (constant_expression_warnings): Check flags first.
24436 (constant_expression_error): New.
24437 * c-common.h (flag_permissive): Delete.
24438 (constant_expression_error): Declare.
24439 * flags.h (flag_permissive): Declare. Update description.
24440 * diagnostic.c (pedwarn): Update.
24442 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24443 (permissive_error_kind): New.
24444 * toplev.c (flag_permissive): Define. Update description.
24445 * toplev.h (permissive_error_kind): Declare.
24446 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24447 (pedwarn_c90): Use pedantic_warning_kind.
24448 * c-opts.c (c_common_post_options): flag_permissive does not affect
24449 flag_pedantic_errors.
24451 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24453 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24454 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24455 __absvsi2, __absvDI2): Use unsigned arithmetic.
24457 2008-03-02 Andi Kleen <ak@suse.de>
24458 Richard Guenther <rguenther@suse.de>
24460 * struct-equiv.c: Remove file.
24461 * cfg_cleanup.c (condjump_equiv_p): Remove.
24462 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24463 (struct-equiv.o): Remove rule.
24464 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24465 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24466 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24468 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24470 * ifcvt.c (noce_process_if_block): Try to handle only the then
24471 block if the else block exists but isn't suitable.
24473 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24476 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24477 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24478 regression from previous patch.
24480 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24483 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24485 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24486 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24487 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24488 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24489 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24490 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24491 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24492 (__gthread_mutex_destroy_function): Rename to
24493 __gthread_mutex_destroy.
24494 * gthr-dce.h (__gthread_mutex_destroy): Call
24495 pthread_mutex_destroy.
24496 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24497 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24498 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24500 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24502 * df-scan.c (df_ref_chain_change_bb): Simplify.
24503 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24504 set_block_for_insn if there's any change.
24505 * df.h ((df_insn_change_bb): Fix prototype.
24506 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24507 df_insn_change_bb, don't call set_block_for_insn.
24508 * emit-rtl.c (reorder_insns): Likewise.
24509 * haifa-sched.c (move_insn): Likewise.
24511 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24513 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24515 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24517 * tree-flow-inline.h (next_readonly_imm_use): Return
24518 NULL_USE_OPERAND_P after the end.
24520 2008-03-01 Richard Guenther <rguenther@suse.de>
24522 PR tree-optimization/35411
24523 * tree-sra.c (sra_build_assignment): Split conversion to
24524 final type to a separate statement if we are not assigning
24527 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24529 * fold-const.c (fold_convertible_p): Correct the logic to follow
24530 that in fold_convert().
24532 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24535 * tree-inline.c (build_duplicate_type): When we make a
24536 duplicate type, make it unique in the canonical types system.
24538 2008-02-29 Tom Tromey <tromey@redhat.com>
24540 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24541 input_file_stack_history, input_file_stack_restored): Remove.
24542 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24543 * input.h (struct file_stack): Remove.
24544 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24545 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24547 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24549 (diagnostic_last_module_changed): Add 'map' argument.
24550 (diagnostic_set_last_function): Likewise.
24551 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24552 line map, not input_file_stack.
24553 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24555 2008-02-29 Paul Brook <paul@codesourcery.com>
24557 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24559 2008-02-29 Paul Brook <paul@codesourcery.com>
24561 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24563 2008-02-29 Richard Guenther <rguenther@suse.de>
24565 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24567 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24568 value for comparing for a store match.
24569 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24570 (try_to_simplify): Do not do a full-blown reference lookup.
24572 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24574 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24575 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24577 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24579 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24581 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24582 strides against cache sizes.
24584 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24586 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24589 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24591 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24592 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24593 is smaller than the original promoted value.
24594 (simplify_subreg): If OP is a SUBREG, try to preserve its
24595 SUBREG_PROMOTED_VAR_P information.
24597 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24599 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24600 (VN_INFO_GET): Allocate new objects on the obstack.
24601 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24602 for rpo_numbers_temp, for consistency.
24603 (free_scc_vn): Free the obstack.
24605 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24607 * doc/invoke.texi: Document -ftree-loop-distribution.
24608 * tree-loop-distribution.c: New.
24609 * tree-pass.h (pass_loop_distribution): New.
24610 * graphds.h (struct graph): Add htab_t indices.
24611 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24612 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24613 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24614 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24615 * tree-data-ref.c (debug_data_dependence_relations): New.
24616 (dump_data_dependence_relation): Also print data references.
24617 (free_data_ref): Extern.
24618 (same_access_functions): Moved...
24619 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24620 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24621 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24622 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24623 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24624 (stmts_from_loop): Skip LABEL_EXPR.
24625 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24627 (build_rdg): Initialize rdg->indices htab.
24628 (free_rdg, stores_from_loop, ref_base_address,
24629 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24630 have_similar_memory_accesses_1, ref_base_address_1,
24631 remove_similar_memory_refs): New.
24632 * tree-data-ref.h: Depend on tree-chrec.h.
24633 (debug_data_dependence_relations, free_data_ref): Declared.
24634 (same_access_functions): ... here.
24635 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24637 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24638 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24639 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24640 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24641 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24642 rdg_vertex_for_stmt): Declared.
24643 (struct rdg_edge): Add level.
24645 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24646 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24648 (rdg_has_similar_memory_accesses): New.
24649 * tree-vect-analyze.c: Remove unused static decls.
24650 * lambda.h (dependence_level): New.
24651 * common.opt (ftree-loop-distribution): New.
24652 * tree-flow.h (mark_virtual_ops_in_bb,
24653 slpeel_tree_duplicate_loop_to_edge_cfg,
24654 rename_variables_in_loop): Declared.
24655 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24656 (OBJS-common): Add tree-loop-distribution.o.
24657 (tree-loop-distribution.o): New rule.
24658 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24659 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24660 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24662 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24665 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24666 other than structures and unions.
24668 2008-02-28 Richard Guenther <rguenther@suse.de>
24671 2008-02-26 Richard Guenther <rguenther@suse.de>
24673 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24674 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24675 (lookup_decl_from_uid): Declare.
24676 (remove_decl_from_map): Likewise.
24677 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24678 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24679 (decl_for_uid_map): New global hashtable mapping DECL_UID
24681 (init_ttree): Allocate it.
24682 (insert_decl_to_uid_decl_map): New helper function.
24683 (make_node_stat): Insert new decls into the map.
24684 (copy_node_stat): Likewise.
24685 (lookup_decl_from_uid): New function.
24686 (remove_decl_from_map): Likewise.
24687 (print_decl_for_uid_map_statistics): New helper.
24688 (dump_tree_statistics): Call it.
24690 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24691 (referenced_var_iterator): Adjust.
24692 (FOR_EACH_REFERENCED_VAR): Adjust.
24693 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24694 (num_referenced_vars): Adjust.
24695 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24696 (first_referenced_var): Remove.
24697 (end_referenced_vars_p): Likewise.
24698 (next_referenced_var): Likewise.
24699 (referenced_var_iterator_set): New helper function.
24700 * tree-dfa.c (referenced_var_lookup): Adjust.
24701 (referenced_var_check_and_insert): Likewise.
24702 (remove_referenced_var): Likewise.
24703 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24704 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24705 (verify_call_clobbering): Likewise.
24706 (verify_memory_partitions): Likewise.
24707 (init_tree_ssa): Allocate bitmap instead of hashtable for
24709 (delete_tree_ssa): Adjust.
24710 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24711 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24712 (compute_tag_properties): Likewise.
24713 (set_initial_properties): Likewise.
24714 (find_partition_for): Likewise.
24715 (update_reference_counts): Likewise.
24716 (dump_may_aliases_for): Likewise.
24717 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24718 (add_call_clobber_ops): Likewise.
24719 (add_call_read_ops): Likewise.
24720 (get_asm_expr_operands): Likewise.
24721 * tree-into-ssa.c (dump_decl_set): Likewise.
24722 (update_ssa): Likewise.
24723 * tree-sra.c (scan_function): Likewise.
24724 (decide_instantiations): Likewise.
24725 (scalarize_parms): Likewise.
24726 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24727 (dsa_named_for): Likewise.
24728 * tree-ssa-structalias.c (update_alias_info): Likewise.
24729 (merge_smts_into): Likewise.
24731 2008-02-27 David Daney <ddaney@avtrex.com>
24734 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24735 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24736 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24737 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24738 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24740 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24743 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24744 (BUILT_IN_NEXTTOWARD): Remove.
24745 (BUILT_IN_NEXTTOWARDF): Ditto.
24746 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24747 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24749 2008-02-27 Tom Tromey <tromey@redhat.com>
24751 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24752 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24754 2008-02-27 Jan Beulich <jbeulich@novell.com>
24756 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24757 update the respective field on newdecl.
24759 2008-02-27 Revital Eres <eres@il.ibm.com>
24761 PR rtl-optimization/34999
24762 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24763 crossing edges that ends with a call insn.
24764 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24765 call insn and clear the EDGE_CROSSING flag of the crossing edge
24766 when fixing fallthru edges.
24768 2008-02-27 Richard Guenther <rguenther@suse.de>
24770 PR middle-end/35390
24771 * fold-const.c (fold_unary): Return the correct argument,
24772 converted to the result type.
24774 2008-02-27 Richard Guenther <rguenther@suse.de>
24776 PR middle-end/34971
24777 * expr.c (expand_expr_real_1): Assert on rotates that operate
24779 * fold-const.c (fold_binary): Use the types precision, not the
24780 bitsize of the mode if folding rotate expressions. Build rotates
24781 only for full modes.
24783 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24785 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24786 and CPP_PRAGMA_EOL.
24787 * c-pragma.c (pragma_ns_name): New typedef.
24788 (registered_pp_pragmas): New variable.
24789 (c_pp_lookup_pragma): New function.
24790 (c_register_pragma_1): If flag_preprocess_only, do nothing
24791 for non-expanded pragmas, for expanded ones push pragma's
24792 namespace and name into registered_pp_pragmas vector.
24793 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24794 flag_preprocess_only, don't register GCC pch_preprocess
24795 pragma if flag_preprocess_only.
24796 * c-opts.c (c_common_init): Call init_pragma even if
24797 flag_preprocess_only.
24798 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24799 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24800 cpp_register_pragma if flag_preprocess_only.
24802 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24805 * c-parser.c (c_parser_translation_unit): Warn for empty
24806 translation unit, not empty source file.
24808 2008-02-26 Paul Brook <paul@codesourcery.com>
24810 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24811 operand for Thumb-2.
24812 * config/arm/arm.h (reg_class): Add CORE_REGS.
24813 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24814 (BASE_REG_CLASS): Use CORE_REGS.
24815 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24816 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24817 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24818 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24819 ARM_REGNO_OK_FOR_INDEX_P.
24820 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24821 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24822 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24823 (ldm/stm peepholes): Ditto.
24824 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24825 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24826 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24827 * config/arm/constraints.md: Enable "k" constraint on ARM.
24829 2008-02-27 Ben Elliston <bje@au.ibm.com>
24831 * config/rs6000/rs6000.c: Annotate cache line size field in all
24832 instances of struct processor_costs.
24834 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24836 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24837 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24838 jump_bypass): New counters.
24839 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24840 * dce.c (gate_ud_dce): Same.
24841 (gate_fast_dce): Same.
24842 * dse.c (gate_dse1): New function.
24843 (gate_dse2): New function.
24844 (gate_dse): Merge results of new gate functions.
24845 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24846 (gate_handle_jump_bypass): Add dbg_cnt.
24847 (gate_handle_gcse): Add dbg_cnt.
24848 * ifcvt.c (gate_handle_if_conversion): Same.
24849 (gate_handle_if_after_combine): Same.
24850 (gate_handle_if_after_reload): Same.
24851 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24853 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24855 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24857 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24859 2008-02-26 Jason Merrill <jason@redhat.com>
24862 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24863 alone if it's the naming decl for the type's main variant.
24865 2008-02-26 Tom Tromey <tromey@redhat.com>
24867 * system.h (USE_MAPPED_LOCATION): Poison.
24868 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24869 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24870 (make_goto_expr_edges): Likewise.
24871 (remove_bb): Likewise.
24872 (execute_warn_function_return): Likewise.
24873 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24875 * c-common.c (fname_decl): Remove old location code.
24876 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24878 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24880 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24881 (gen_rtx_ASM_INPUT): Likewise.
24882 (gen_rtx_ASM_INPUT_loc): Likewise.
24883 (get_rtx_asm_OPERANDS): Remove.
24884 * cfglayout.c (insn_locators_alloc): Remove old location code.
24885 (set_curr_insn_source_location): Likewise.
24886 (curr_insn_locator): Likewise.
24887 * print-tree.c (print_node): Remove old location code.
24888 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24889 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24890 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24891 location_from_locus.
24892 (construct_exit_block): Remove old location code.
24893 * emit-rtl.c (force_next_line_note): Remove old location code.
24894 * profile.c (branch_prob): Remove old location code.
24895 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24896 LOC_LINE): Remove old-location variants.
24897 * langhooks.c (lhd_print_error_function): Remove old location
24899 * configure, config.in: Rebuilt.
24900 * configure.ac (--enable-mapped-location): Remove.
24901 * c-decl.c (c_init_decl_processing): Remove old location code.
24902 (finish_function): Likewise.
24903 * recog.c (decode_asm_operands): Remove old location code.
24904 * c-pch.c (c_common_read_pch): Remove old location code.
24905 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24907 * gimple-low.c (lower_function_body): Remove old location code.
24908 * toplev.c (unknown_location): Remove.
24909 (push_srcloc): Remove old-location variant.
24910 (process_options): Remove old location code.
24911 (lang_dependent_init): Likewise.
24912 * input.h (UNKNOWN_LOCATION): Move definition.
24913 (location_t): Undeprecate.
24914 (source_locus): Remove.
24915 (location_from_locus): Remove.
24916 (struct location_s): Remove.
24917 Remove all old-location code.
24918 (input_line, input_filename): Remove.
24919 * final.c (final_scan_insn): Remove old location code.
24920 * diagnostic.c (diagnostic_build_prefix): Remove
24921 USE_MAPPED_LOCATION test.
24922 * tree.h (gimple_stmt) <locus>: Now a location_t.
24923 (tree_exp) <locus>: Likewise.
24924 (DECL_IS_BUILTIN): Remove old-location variant.
24925 (annotate_with_file_line, annotate_with_locus): Likewise.
24926 (expr_locus, set_expr_locus): Update.
24927 * tree.c (build1_stat): Remove old location code.
24928 (last_annotated_node): Remove.
24929 (annotate_with_file_line): Remove old-location variant.
24930 (annotate_with_locus): Likewise.
24931 (expr_location): Remove old location code.
24932 (set_expr_location): Likewise.
24933 (expr_has_location): Likewise.
24934 (expr_locus): Likewise.
24935 (set_expr_locus): Likewise.
24936 (expr_filename): Don't use location_from_locus.
24937 (expr_lineno): Likewise.
24938 * rtl-error.c (location_for_asm): Remove old location code.
24939 * c-lex.c (cb_line_change): Remove old location code.
24940 (fe_file_change): Likewise.
24941 (cb_def_pragma): Likewise.
24942 (c_lex_with_flags): Likewise.
24943 * gengtype.c (do_typedef): Don't special-case location types.
24944 (define_location_structures): Remove.
24945 (main): Don't call define_location_structures.
24946 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24949 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24952 * builtins.def (BUILT_IN_STDARG_START): Remove.
24953 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24954 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24955 * tree-inline.c (inline_forbidden_p_1): Likewise.
24957 2008-02-26 Richard Guenther <rguenther@suse.de>
24959 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24960 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24961 (lookup_decl_from_uid): Declare.
24962 (remove_decl_from_map): Likewise.
24963 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24964 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24965 (decl_for_uid_map): New global hashtable mapping DECL_UID
24967 (init_ttree): Allocate it.
24968 (insert_decl_to_uid_decl_map): New helper function.
24969 (make_node_stat): Insert new decls into the map.
24970 (copy_node_stat): Likewise.
24971 (lookup_decl_from_uid): New function.
24972 (remove_decl_from_map): Likewise.
24973 (print_decl_for_uid_map_statistics): New helper.
24974 (dump_tree_statistics): Call it.
24976 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24977 (referenced_var_iterator): Adjust.
24978 (FOR_EACH_REFERENCED_VAR): Adjust.
24979 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24980 (num_referenced_vars): Adjust.
24981 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24982 (first_referenced_var): Remove.
24983 (end_referenced_vars_p): Likewise.
24984 (next_referenced_var): Likewise.
24985 (referenced_var_iterator_set): New helper function.
24986 * tree-dfa.c (referenced_var_lookup): Adjust.
24987 (referenced_var_check_and_insert): Likewise.
24988 (remove_referenced_var): Likewise.
24989 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24990 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24991 (verify_call_clobbering): Likewise.
24992 (verify_memory_partitions): Likewise.
24993 (init_tree_ssa): Allocate bitmap instead of hashtable for
24995 (delete_tree_ssa): Adjust.
24996 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24997 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24998 (compute_tag_properties): Likewise.
24999 (set_initial_properties): Likewise.
25000 (find_partition_for): Likewise.
25001 (update_reference_counts): Likewise.
25002 (dump_may_aliases_for): Likewise.
25003 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25004 (add_call_clobber_ops): Likewise.
25005 (add_call_read_ops): Likewise.
25006 (get_asm_expr_operands): Likewise.
25007 * tree-into-ssa.c (dump_decl_set): Likewise.
25008 (update_ssa): Likewise.
25009 * tree-sra.c (scan_function): Likewise.
25010 (decide_instantiations): Likewise.
25011 (scalarize_parms): Likewise.
25012 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25013 (dsa_named_for): Likewise.
25014 * tree-ssa-structalias.c (update_alias_info): Likewise.
25015 (merge_smts_into): Likewise.
25017 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25020 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25021 * c-opts.c (c_common_handle_option): Wall enables
25022 Wvolatile-register-var.
25023 * common.opt: Move Wvolatile-register-var to...
25026 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25028 * common.opt (Wlarger-than=): New.
25029 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25031 * opts.c (common_handle_option): Handle -Wlarger-than=.
25032 * optc-gen.awk: Likewise.
25033 * opth-gen.awk: Likewise.
25034 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25035 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25037 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25039 * c-common.c (match_case_to_enum_1): Add appropriate
25040 OPT_W* parameter to warning.
25041 (c_do_switch_warnings): Likewise.
25042 * c-typeck.c (warning_init): Add one more parameter following
25043 'warning' function.
25044 (push_init_level): Update call to warning_init.
25045 (pop_init_level): Likewise.
25046 (add_pending_init): Likewise.
25047 (output_init_element: Likewise.
25049 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25052 * toplev.c (toplev_main): If there are warnings or error, print
25053 errors for ignored options.
25054 * opts.c (ignored_options): New static variable.
25055 (postpone_unknown_option_error): New.
25056 (print_ignored_options): New.
25057 (handle_option): Postpone errors for unknown -Wno-* options.
25058 * opts.h (print_ignored_options): Declare.
25060 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25062 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25065 2008-02-25 Richard Guenther <rguenther@suse.de>
25068 2008-02-25 Richard Guenther <rguenther@suse.de>
25070 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25071 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25072 (lookup_decl_from_uid): Declare.
25073 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25074 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25075 (decl_for_uid_map): New global hashtable mapping DECL_UID
25077 (init_ttree): Allocate it.
25078 (insert_decl_to_uid_decl_map): New helper function.
25079 (make_node_stat): Insert new decls into the map.
25080 (copy_node_stat): Likewise.
25081 (lookup_decl_from_uid): New function.
25082 (print_decl_for_uid_map_statistics): New helper.
25083 (dump_tree_statistics): Call it.
25085 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25086 (referenced_var_iterator): Adjust.
25087 (FOR_EACH_REFERENCED_VAR): Adjust.
25088 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25089 (num_referenced_vars): Adjust.
25090 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25091 (first_referenced_var): Remove.
25092 (end_referenced_vars_p): Likewise.
25093 (next_referenced_var): Likewise.
25094 (referenced_var_iterator_set): New helper function.
25095 * tree-dfa.c (referenced_var_lookup): Adjust.
25096 (referenced_var_check_and_insert): Likewise.
25097 (remove_referenced_var): Likewise.
25098 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25099 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25100 (verify_call_clobbering): Likewise.
25101 (verify_memory_partitions): Likewise.
25102 (init_tree_ssa): Allocate bitmap instead of hashtable for
25104 (delete_tree_ssa): Adjust.
25105 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25106 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25107 (compute_tag_properties): Likewise.
25108 (set_initial_properties): Likewise.
25109 (find_partition_for): Likewise.
25110 (update_reference_counts): Likewise.
25111 (dump_may_aliases_for): Likewise.
25112 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25113 (add_call_clobber_ops): Likewise.
25114 (add_call_read_ops): Likewise.
25115 (get_asm_expr_operands): Likewise.
25116 * tree-into-ssa.c (dump_decl_set): Likewise.
25117 (update_ssa): Likewise.
25118 * tree-sra.c (scan_function): Likewise.
25119 (decide_instantiations): Likewise.
25120 (scalarize_parms): Likewise.
25121 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25122 (dsa_named_for): Likewise.
25123 * tree-ssa-structalias.c (update_alias_info): Likewise.
25124 (merge_smts_into): Likewise.
25126 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25129 * doc/invoke.texi (-fcx-limited-range): Document new option.
25130 * toplev.c (process_options): Handle -fcx-fortran-rules.
25131 * common.opt: Add documentation for -fcx-fortran-rules.
25133 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25136 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25137 actual behaviour and C99.
25139 2008-02-26 Ben Elliston <bje@au.ibm.com>
25141 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25142 (ASM_CPU_POWER6_SPEC): Likewise.
25143 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25144 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25145 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25147 2008-02-25 Richard Guenther <rguenther@suse.de>
25149 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25150 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25151 (lookup_decl_from_uid): Declare.
25152 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25153 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25154 (decl_for_uid_map): New global hashtable mapping DECL_UID
25156 (init_ttree): Allocate it.
25157 (insert_decl_to_uid_decl_map): New helper function.
25158 (make_node_stat): Insert new decls into the map.
25159 (copy_node_stat): Likewise.
25160 (lookup_decl_from_uid): New function.
25161 (print_decl_for_uid_map_statistics): New helper.
25162 (dump_tree_statistics): Call it.
25164 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25165 (referenced_var_iterator): Adjust.
25166 (FOR_EACH_REFERENCED_VAR): Adjust.
25167 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25168 (num_referenced_vars): Adjust.
25169 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25170 (first_referenced_var): Remove.
25171 (end_referenced_vars_p): Likewise.
25172 (next_referenced_var): Likewise.
25173 (referenced_var_iterator_set): New helper function.
25174 * tree-dfa.c (referenced_var_lookup): Adjust.
25175 (referenced_var_check_and_insert): Likewise.
25176 (remove_referenced_var): Likewise.
25177 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25178 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25179 (verify_call_clobbering): Likewise.
25180 (verify_memory_partitions): Likewise.
25181 (init_tree_ssa): Allocate bitmap instead of hashtable for
25183 (delete_tree_ssa): Adjust.
25184 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25185 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25186 (compute_tag_properties): Likewise.
25187 (set_initial_properties): Likewise.
25188 (find_partition_for): Likewise.
25189 (update_reference_counts): Likewise.
25190 (dump_may_aliases_for): Likewise.
25191 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25192 (add_call_clobber_ops): Likewise.
25193 (add_call_read_ops): Likewise.
25194 (get_asm_expr_operands): Likewise.
25195 * tree-into-ssa.c (dump_decl_set): Likewise.
25196 (update_ssa): Likewise.
25197 * tree-sra.c (scan_function): Likewise.
25198 (decide_instantiations): Likewise.
25199 (scalarize_parms): Likewise.
25200 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25201 (dsa_named_for): Likewise.
25202 * tree-ssa-structalias.c (update_alias_info): Likewise.
25203 (merge_smts_into): Likewise.
25205 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25208 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25209 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25210 * alias.h (nonoverlapping_memrefs_p): Likewise.
25212 2008-02-25 Jan Beulich <jbeulich@novell.com>
25214 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25215 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25216 __emultls_get_address, __emultls_register_common,
25217 __floatundi?f, and _Unwind_GetIPInfo.
25218 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25219 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25220 (gen_regparm_prefix): Likewise.
25221 (i386_nlm_encode_section_info): Sync with
25222 config/i386/winnt.c:i386_pe_encode_section_info().
25223 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25224 i386_nlm_mangle_decl_assembler_name): New.
25225 (netware_override_options): New.
25226 * config/i386/netware.h (netware_override_options): Declare.
25227 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25228 (i386_nlm_mangle_decl_assembler_name): Declare.
25229 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25231 2008-02-25 Ben Elliston <bje@au.ibm.com>
25234 * c-decl.c (grokdeclarator): Remove unused local variables
25235 `typedef_type' and `type_as_written'.
25237 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25238 unused local variable `has_hot_blocks'.
25239 (fix_crossing_conditional_branches): Remove unused local variable
25242 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25244 PR middle-end/19984
25245 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25246 using DEF_C99_BUILTIN.
25247 (BUILT_IN_NANF): Ditto.
25248 (BUILT_IN_NANL): Ditto.
25250 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25251 Revital Eres <eres@il.ibm.com>
25253 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25254 regarding the order of two dependent insns in the same row.
25256 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25258 * stor-layout.c (layout_decl): Do not bump the alignment of a
25259 bit-field to more than byte alignment if it is packed.
25261 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25263 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25266 2008-02-24 Diego Novillo <dnovillo@google.com>
25268 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25271 * tree-vrp.c (vrp_evaluate_conditional): With
25272 -Wtype-limits, emit a warning when comparing against a
25273 constant outside the natural range of OP0's type.
25274 * c.opt (Wtype-limits): Move ...
25275 * common.opt (Wtype-limits): ... here.
25277 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25279 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25280 * config/rs6000/e300c2c3.md: New file.
25281 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25283 (rs6000_override_options): Add e300c2 and e300c3 cases to
25284 processor_target_table. Do not allow usage of Altivec or Spe
25285 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25286 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25287 * config/rs6000/rs6000.h (processor_type): Add
25288 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25289 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25290 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25291 and ppce300c3. Include e300c2c3.md.
25293 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25295 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25296 instead of TARGET_STRICT_ALIGN.
25298 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25300 * explow.c (memory_address): Assert that the generated address is
25303 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25306 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25307 * config/darwin-ppc-ldouble-patch.def: New file.
25308 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25309 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25310 SUBTARGET_INIT_BUILTINS if defined.
25311 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25314 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25317 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25318 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25320 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25323 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25324 file" warning condtional on -Winvalid-PCH.
25326 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25328 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25330 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25334 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25335 prevent reload from using MMX registers.
25336 (*mov<mode>_internal): Ditto.
25337 (*movv2sf_internal_rex64): Ditto.
25338 (*movv2sf_internal): Ditto.
25340 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25342 PR documentation/31569
25343 * doc/install.texi2html: Use makeinfo --no-number-sections.
25345 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25347 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25348 ensure that we can address an entire entity > 8 bytes. Don't
25349 generate reg+reg addressing for such data.
25351 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25353 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25354 strings when optimizing for size, unless the target cares about
25357 2008-02-22 Tom Tromey <tromey@redhat.com>
25359 * regclass.c (current_pass): Remove declaration.
25361 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25363 * config/avr/libgcc.S (__RAMPZ__): Define.
25364 (__do_copy_data): Add for devices with 128KB code memory.
25366 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25368 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25370 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25372 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25374 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25377 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25380 * c-typeck.c (build_binary_op): Warn about floating point
25381 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25383 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25386 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25387 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25389 (rs6000_override_options): Set altivec_abi as default, not override,
25390 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25391 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25392 is used; use new member spe_abi.
25393 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25394 spe_abi and altivec_abi.
25396 2008-02-22 Tomas Bily <tbily@suse.cz>
25398 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25400 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25403 * config.build (build_file_translate): Set to `CMD //c' only if
25405 * Makefile.in (build_file_translate): Improve comment.
25407 2008-02-21 Jan Hubicka <jh@suse.cz>
25409 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25410 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25411 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25413 2008-02-21 Michael Matz <matz@suse.de>
25416 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25418 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25420 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25421 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25422 as insn constraint.
25423 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25424 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25425 SSE_VEC_FLOAT_MODE_P as insn constraint.
25426 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25427 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25428 sse4a_movntdf using MODEF mode iterator.
25429 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25430 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25431 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25432 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25433 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25434 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25435 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25437 2008-02-21 Richard Guenther <rguenther@suse.de>
25439 * tree.def (PAREN_EXPR): New tree code.
25440 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25442 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25443 * expr.c (expand_expr_real_1): Likewise.
25444 * tree-inline.c (estimate_num_insns_1): Likewise.
25445 * tree-complex.c (expand_complex_move): Likewise.
25446 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25449 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25452 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25454 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25457 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25459 * config/sh/sh.c (find_barrier): Don't go past
25460 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25462 2008-02-20 DJ Delorie <dj@redhat.com>
25464 * config/h8300/h8300.md (insv): Force source operand to be a register.
25466 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25467 as a jump, not as a plain insn.
25469 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25471 * doc/invoke.texi (Warning Options): Add new option
25472 -Wframe-larger-than=.
25473 (-Wframe-larger-than): Document.
25475 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25476 Add declarations for new option variables.
25478 * final.c (final_start_function): Check the frame size
25479 before emission and issue a Wframe-larger-than warning.
25481 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25482 Add definitions for new option variables.
25483 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25485 * common.opt (Wframe-larger-than=): New option.
25487 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25489 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25490 (<sse>_div<mode>3): Ditto.
25491 (<sse>_vmdiv<mode>3): Ditto.
25492 (<sse>_vmsqrt<mode>2): Ditto.
25493 (*smax<mode>3): Ditto.
25494 (sse5_frcz<mode>2): Ditto.
25495 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25496 as insn constraint.
25498 2008-02-20 Richard Guenther <rguenther@suse.de>
25500 PR middle-end/35265
25501 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25502 be happy with INTEGRAL_TYPE_P.
25504 2008-02-20 Richard Guenther <rguenther@suse.de>
25506 * fold-const.c (split_tree): Associate floatig-point expressions
25507 if flag_associative_math is set.
25509 2008-02-20 Richard Guenther <rguenther@suse.de>
25511 * tree.h (fold_real_zero_addition_p): Declare.
25512 * fold-const.c (fold_real_zero_addition_p): Export.
25513 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25514 floating-point operations with zero and one.
25516 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25518 * doc/install.texi: Correct references to CFLAGS, replacing them
25519 with BOOT_CFLAGS. Document flags used during bootstrap for
25522 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25524 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25525 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25526 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25528 (smin<mode>3): Ditto from similar patterns.
25529 (smax<mode>3): Ditto.
25530 (*ieee_smin<mode>3): Ditto.
25531 (*ieee_smax<mode>3): Ditto.
25532 * config/i386/sse.md (sse): New mode attribute.
25533 (mov<mode>): Macroize expander from movv4sf and movv2df using
25534 SSEMODEF2P mode iterator.
25535 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25536 SSE_VEC_FLOAT_MODE_P as insn constraint.
25537 (storent<mode>): Ditto.
25538 (storent<mode>): Macroize expander from storentsf and storentdf using
25539 MODEF mode iterator.
25540 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25541 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25542 (abs<mode>2): Ditto from similar patterns.
25543 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25544 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25545 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25546 (<sse>_vmsqrt<mode>2): Ditto.
25547 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25548 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25549 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25550 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25551 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25552 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25553 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25555 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25556 iterator and SSE_FLOAT_MODE_P as insn constraint.
25557 (<sse>_ucomi): Ditto from similar patterns.
25558 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25559 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25560 SSE_VEC_FLOAT_MODE_P as insn constraint.
25561 (vcond<mode>): Ditto from similar patterns.
25562 (and<mode>3, *and<mode>3): Ditto.
25563 (<sse>_nand<mode>3): Ditto.
25564 (ior<mode>3, *ior<mode>3): Ditto.
25565 (xor<mode>3, *xor<mode>3): Ditto.
25566 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25567 iterator and SSE_FLOAT_MODE_P as insn constraint.
25568 (*nand<mode>3): Ditto from similar patterns.
25569 (*ior<mode>3): Ditto.
25570 (*xor<mode>3): Ditto.
25572 2008-02-20 Ira Rosen <irar@il.ibm.com>
25574 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25575 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25576 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25578 2008-02-19 Jan Hubicka <jh@suse.cz>
25580 * predict.c (tree_bb_level_predictions): Remove variable next
25581 mistakely introduced by previous commit.
25583 2008-02-19 Jan Hubicka <jh@suse.cz>
25585 * predict.c (predict_paths_leading_to): Rewrite.
25586 (predict_paths_for_bb): New.
25587 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25589 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25592 * Makefile.in (build_file_translate): New.
25593 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25594 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25595 * configure.ac (build_file_translate): Substitute it.
25596 * configure: Regenerate.
25598 2008-02-19 Jan Hubicka <jh@suse.cz>
25600 PR rtl-optimization/34408
25601 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25604 2008-02-19 Jan Hubicka <jh@suse.cz>
25606 PR middle-end/28779
25607 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25610 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25613 * config/i386/i386-modes.def: Revert the last DI alignment
25614 change until Ada people can look into it.
25616 2008-02-19 Nick Clifton <nickc@redhat.com>
25618 * opts.c (print_specific_help): Fix typo in --help text.
25620 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25623 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25624 32-bit inline asm without asm alternatives for host GCC < 3.0.
25626 2008-02-19 Richard Guenther <rguenther@suse.de>
25628 PR tree-optimization/34989
25629 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25630 Allow propagation to INDIRECT_REF if we can simplify only.
25632 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25634 * c-common.c (warn_for_collisions_1): Use appropriate option when
25637 2008-02-19 Nick Clifton <nickc@redhat.com>
25640 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25641 (handle_options): Fix indentation.
25642 (print_filtered_help): If no language-specific options were
25643 displayed tell the user how to list all the options supported by
25644 the language's front-end.
25645 (print_specific_help): Fix indentation and remove duplicate line.
25646 (common_handle_option): Handle the -v option.
25647 For --help enable the display of undocumented options if the -v
25648 switch has been included on the command line.
25649 For --help= check for overlaps in the arguments between the option
25650 classes and the language names and issue a warning when they
25651 cannot be disambiguated.
25652 * c.opt (v): Pass on to the common option handler.
25654 2008-02-19 Revital Eres <eres@il.ibm.com>
25656 * modulo-sched.c (sms_schedule): Change dump message when
25657 create_ddg function fails.
25658 (try_scheduling_node_in_cycle): Rename row to cycle.
25659 (print_partial_schedule): Rename CYCLE to ROW.
25661 2008-02-19 Christian Bruel <christian.bruel@st.com>
25662 Zdenek Dvorak <ook@ucw.cz>
25664 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25666 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25669 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25670 (*x86_movdicc_0_m1_se): Ditto.
25672 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25674 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25675 (CMPtype): Define as __gcc_CMPtype.
25676 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25677 (CMPtype): Define as __gcc_CMPtype.
25679 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25681 Support valgrind 3.3 for --enable-checking=valgrind.
25682 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25684 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25685 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25686 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25687 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25688 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25689 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25690 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25692 * ggc-zone.c: Similar.
25693 * ggc-page.c: Similar.
25695 2008-02-19 Paul Brook <paul@codesourcery.com>
25698 * config/arm/ieee754-df.S: Fix do_it typo.
25699 * config/arm/ieee754-sf.S: Fix do_it typo.
25701 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25704 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25705 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25706 (OPTION_MASK_ISA_SSE_SET): Likewise.
25707 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25708 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25709 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25710 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25711 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25712 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25713 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25714 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25715 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25716 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25717 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25718 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25719 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25720 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25721 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25722 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25723 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25724 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25725 (OPTION_MASK_ISA_SSE4): Removed.
25726 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25727 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25728 (override_options): Don't turn on implied SSE/MMX bits in
25731 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25733 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25736 2008-02-18 Joey Ye <joey.ye@intel.com>
25738 PR middle-end/34921
25739 * tree-nested.c (insert_field_into_struct): Set type alignment
25740 to field alignment if the former is less than the latter.
25742 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25744 * BASE-VER: Set to 4.4.0.
25746 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25748 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25749 * doc/cfg.texi: Likewise.
25750 * doc/extend.texi: Likewise.
25751 * doc/gty.texi: Likewise.
25752 * doc/invoke.texi: Likewise.
25753 * doc/loop.texi: Likewise.
25754 * doc/md.texi: Likewise.
25755 * doc/passes.texi: Likewise.
25756 * doc/rtl.texi: Likewise.
25757 * doc/sourcebuild.texi: Likewise.
25758 * doc/tm.texi: Likewise.
25759 * doc/tree-ssa.texi: Likewise.
25761 2008-02-17 Richard Guenther <rguenther@suse.de>
25763 PR middle-end/35227
25764 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25765 without default definition.
25767 2008-02-17 Richard Guenther <rguenther@suse.de>
25769 PR tree-optimization/35231
25770 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25773 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25776 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25777 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25778 libgcc_cmp_return mode.
25780 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25783 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25785 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25787 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25790 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25792 * doc/c-tree.texi: Use `@.' where appropriate.
25793 * doc/extend.texi: Likewise.
25794 * doc/install.texi: Likewise.
25795 * doc/invoke.texi: Likewise.
25796 * doc/loop.texi: Likewise.
25797 * doc/makefile.texi: Likewise.
25798 * doc/md.texi: Likewise.
25799 * doc/passes.texi: Likewise.
25800 * doc/standards.texi: Likewise.
25801 * doc/tm.texi: Likewise.
25803 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25805 PR middle-end/35196
25806 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25808 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25809 rather than in entry_bb.
25811 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25813 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25814 libgcc_cmp_return mode.
25816 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25818 PR middle-end/35130
25819 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25820 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25822 2008-02-15 Richard Guenther <rguenther@suse.de>
25823 Zdenek Dvorak <ook@ucw.cz>
25825 PR tree-optimization/35164
25826 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25827 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25828 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25829 Only propagate addresses which do not have abnormal SSA_NAMEs
25832 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25835 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25837 2008-02-15 Jan Hubicka <jh@suse.cz>
25839 PR middle-end/35149
25840 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25842 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25844 PR middle-end/34621
25845 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25846 when calculating alignment_pad.
25848 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25850 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25851 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25852 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25853 and STACK_BOUNDARY define.
25855 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25857 PR preprocessor/35061
25858 * c-pragma.c (handle_pragma_pop_macro): Check that
25859 pushed_macro_table has been allocated.
25861 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25863 PR middle-end/35136
25864 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25865 (force_gimple_operand): Likewise.
25866 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25867 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25868 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25869 (find_interesting_uses_address): Check addressability and alignment
25870 of the base expression only after substituting bases of IVs into it.
25872 2008-02-14 Michael Matz <matz@suse.de>
25875 * function.c (instantiate_virtual_regs_in_insn): Reload address
25876 before falling back to reloading the whole operand.
25878 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25880 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25881 before the first section switch note.
25883 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25885 * doc/bugreport.texi: Update copyright years.
25886 * doc/c-tree.texi: Likewise.
25887 * doc/cfg.texi: Likewise.
25888 * doc/cpp.texi: Likewise.
25889 * doc/cppinternals.texi: Likewise.
25890 * doc/fragments.texi: Likewise.
25891 * doc/frontends.texi: Likewise.
25892 * doc/gcc.texi: Likewise.
25893 * doc/gty.texi: Likewise.
25894 * doc/hostconfig.texi: Likewise.
25895 * doc/implement-c.texi: Likewise.
25896 * doc/libgcc.texi: Likewise.
25897 * doc/loop.texi: Likewise.
25898 * doc/makefile.texi: Likewise.
25899 * doc/options.texi: Likewise.
25900 * doc/passes.texi: Likewise.
25901 * doc/rtl.texi: Likewise.
25902 * doc/sourcebuild.texi: Likewise.
25903 * doc/standards.texi: Likewise.
25904 * doc/tree-ssa.texi: Likewise.
25905 * doc/trouble.texi: Likewise.
25907 * doc/extend.texi: Use @: or add comma where appropriate.
25908 * doc/invoke.texi: Likewise.
25909 * doc/tm.texi: Likewise.
25911 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25914 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25917 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25919 * doc/md.texi (clz, ctz): Add reference.
25920 * doc/rtl.texi (clz, ctz): Likewise.
25922 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25925 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25928 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25930 * config/s390/s390.c (struct constant_pool): New field
25931 emit_pool_after added.
25932 (s390_mainpool_start): Set the emit_pool_after flag according
25933 to the section switch notes.
25934 (s390_mainpool_finish): Consider emit_pool_after when emitting
25935 the literal pool at the end of the function.
25936 (s390_chunkify_start): Force literal pool splits at section
25939 2008-02-13 Michael Matz <matz@suse.de>
25942 * var-tracking.c (clobber_variable_part): Correctly traverse the
25945 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25948 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25949 Add -fdump-ipa-inline.
25950 * tree-dump.c (dump_files): Remove tree-inlined dump.
25951 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25953 2008-02-12 Richard Guenther <rguenther@suse.de>
25955 PR tree-optimization/35171
25956 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25959 2008-02-12 Richard Guenther <rguenther@suse.de>
25961 PR middle-end/35163
25962 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25963 value-preserving mode. Disallow final truncation.
25965 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25967 PR middle-end/35136
25968 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25969 code from here to...
25970 (force_gimple_operand): ...here.
25972 2008-02-12 Jakub Jelinek <jakub@redhat.com>
25975 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
25976 non-compatible pointers.
25977 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
25978 different FIELD_DECLs, try harder by comparing field offsets, sizes
25981 PR inline-asm/35160
25982 * function.c (match_asm_constraints_1): Don't replace the same input
25985 2008-02-12 Anatoly Sokolov <aesok@post.ru>
25987 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
25988 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
25989 (expand_epilogue): Restore RAMPZ register.
25990 * config/avr/avr.md (RAMPZ_ADDR): New constant.
25992 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
25994 * config/i386/cygwin.asm: (__alloca): Correct calling
25995 convention and alignment.
25996 (__chkstk): Force 8 byte stack alignment.
25998 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
25999 Richard Guenther <rguenther@suse.de>
26001 PR tree-optimization/33992
26002 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26003 the zero we compare against.
26005 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26007 PR libfortran/35063
26008 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26009 to CloseHandle after unlocking to prevent accumulation of handle
26012 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26014 PR middle_end/34150
26015 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26016 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26017 and update LABEL_NUSES during and after reload.
26019 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26021 PR middle-end/34627
26022 * combine.c (simplify_if_then_else): Make sure the comparison is
26023 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26025 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26028 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26029 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26030 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26031 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26032 * tree.h (get_type_static_bounds): Likewise.
26034 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26036 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26037 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26038 Make -Wfoo language annotations match what the compiler outputs.
26040 2008-02-08 Sa Liu <saliu@de.ibm.com>
26042 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26043 intrinsics spu_convts, spu_convtu, spu_convtf.
26045 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26047 * doc/extend.texi (Function Attributes) <noinline>: Mention
26048 asm ("") as method to keep calls.
26050 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26053 * doc/options.texi (Options): Replace references to opts.sh with
26055 * opts-common.c: Likewise.
26056 * optc-gen.awk: Likewise.
26058 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26060 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26062 2008-02-07 Richard Henderson <rth@redhat.com>
26065 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26066 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26069 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26071 PR tree-optimization/35085
26072 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26073 for operand entry oe2 in addition to operand entry oe3 in order to
26074 expose more opportunities for vectorizer sum reduction.
26076 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26079 * Makefile.in (LIBS): Remove $(GMPLIBS).
26080 (cc1-dummy, cc1): Add $(GMPLIBS).
26082 2008-02-06 Jan Hubicka <jh@suse.cz>
26085 * i386.md (moddf_integer): Do not produce partial memory stalls for
26086 targets where it hurts.
26088 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26091 * optabs.c (expand_float): Do not check for decimal modes when
26092 expanding unsigned integer through signed conversion.
26094 2008-02-06 Nick Clifton <nickc@redhat.com>
26096 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26097 inside the clobber with a match_operand and duplicated operand
26098 number in the constraint.
26099 (ineqbranchsi): Delete redundant comment.
26101 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26103 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26104 builtin_define ("__USE_INIT_FINI__").
26105 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26107 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26109 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26111 PR documentation/30330
26112 * doc/invoke.texi (C++ Dialect Options)
26113 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26114 For each warning option -Wfoo that allows -Wno-foo, ensure both
26115 -Wfoo and -Wno-foo are listed in the option index. Fix index
26116 entry of -Wswitch-default, index -Wnormalized= including the
26117 `=', and -Wlarger-than-@var{len} including @var{len}.
26119 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26121 * config/i386/i386.md (floatunssisf2): Use
26122 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26123 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26124 Macroize expander using MODEF mode iterator.
26126 2008-02-05 Diego Novillo <dnovillo@google.com>
26128 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26131 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26133 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26136 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26138 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26141 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26142 to indicate if a message should be generated.
26143 (init_cumulative_args): Updated.
26144 (function_value_32): Likewise.
26146 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26148 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26150 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26153 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26154 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26156 2008-02-04 Diego Novillo <dnovillo@google.com>
26158 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26161 * tree-vrp.c (vrp_evaluate_conditional): With
26162 -Wtype-limits, emit a warning when comparing against a
26163 constant outside the natural range of OP0's type.
26165 2008-02-04 Richard Guenther <rguenther@suse.de>
26167 PR middle-end/33631
26168 * expr.c (count_type_elements): Give for unions instead of
26171 2008-02-04 Richard Guenther <rguenther@suse.de>
26173 PR middle-end/35043
26174 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26175 to TYPE_DOMAINs base type instead of using bitsizetype here.
26177 2008-02-03 Jason Merrill <jason@redhat.com>
26179 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26181 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26184 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26185 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26186 (RS/6000 and PowerPC Options): Fix typos and markup.
26187 * doc/passes.texi (Tree-SSA passes): Likewise.
26189 2008-02-02 Michael Matz <matz@suse.de>
26192 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26193 from record_last_reg_set_info.
26194 (record_last_reg_set_info): Take an RTX argument, iterate over all
26195 constituent hardregs.
26196 (record_last_set_info, record_opr_changes): Change calls to
26197 new signature or to record_last_reg_set_info_regno.
26199 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26201 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26203 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26205 PR rtl-optimization/34773
26206 * reg-notes.def (EQUAL): Mention significance of combination of
26207 REG_EQUAL and REG_RETVAL.
26208 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26209 insn that has a REG_RETVAL.
26211 2008-02-01 Roger Sayle <roger@eyesopen.com>
26214 * configure.ac (--enable-fixed-point): Disable unless explicitly
26216 * configure: Regenerate.
26218 2008-02-01 Richard Guenther <rguenther@suse.de>
26221 * invoke.texi (-finline-limit): Remove no longer true parts
26222 of the documentation. Note that there is no default value.
26224 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26225 Mark Mitchell <mark@codesourcery.com>
26226 Ben Elliston <bje@au.ibm.com>
26229 * doc/extend.texi (Other Builtins): Document.
26231 2008-01-31 Tom Browder <tom.browder@gmail.com>
26233 * doc/c-tree.texi (Types): Fix grammar.
26234 (Expression trees): Ditto.
26235 * doc/passes.texi (Tree-SSA passes): Ditto.
26237 * doc/configterms.texi (Configure Terms): Fix typo.
26238 * doc/cpp.texi (Common Predefined Macros): Ditto.
26239 * doc/md.texi (Machine Constraints): Ditto.
26241 * doc/makefile.texi (Makefile): Add comma.
26243 2008-01-31 Tom Browder <tom.browder@gmail.com>
26244 Gerald Pfeifer <gerald@pfeifer.com>
26246 * doc/sourcebuild.texi (Front End): Remove references to CVS
26247 and CVSROOT/modules.
26248 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26249 (Back End): Remove reference to CVS.
26251 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26254 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26256 (mips16_gp_pseudo_reg): ...here.
26257 * config/mips/mips.md (load_const_gp): Replace with...
26258 (load_const_gp_<mode>): ...this :P-based insn.
26260 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26262 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26263 options. Minor fixes.
26264 (-std): Move reference to standards closer to where language
26265 standards are first mentioned.
26267 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26269 PR rtl-optimization/34995
26270 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26271 parameter and return a bool. If the rtx parameter is nonnull,
26272 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26273 (find_reloads): Update call accordingly. Pass the new operand
26274 if it needed no address reloads, otherwise pass null.
26276 2008-01-30 Richard Henderson <rth@redhat.com>
26279 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26280 for unbounded arrays.
26282 2008-01-30 Silvius Rus <rus@google.com>
26284 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26286 2008-01-30 Jan Hubicka <jh@suse.cz>
26289 * i386.c (init_cumulative_args): Use real function declaration when
26292 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26294 PR rtl-optimization/34998
26295 * global.c (build_insn_chain): Treat non-subreg_lowpart
26296 SUBREGs of pseudos as clobbering all the words covered by the
26297 SUBREG, not just all the bytes.
26298 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26299 original df_ref rather than an extract parameter.
26300 (global_conflicts): Update call accordingly.
26302 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26304 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26305 the overflow check to make it easier to read.
26306 (__fixtfdi): Change the type of the ll member in union
26307 long_double to UDItype_x.
26309 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26311 PR middle-end/34969
26312 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26313 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26314 * tree-inline.c (fold_marked_statements): Call
26315 cgraph_update_edges_for_call_stmt if folding a call statement.
26316 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26317 debug_generic_stmt calls, reset it back afterwards.
26320 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26322 * c-typeck.c (build_external_ref): Don't pedwarn about
26323 static vars in current function's scope.
26325 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26327 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26329 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26332 * ipa-struct-reorg.c: Fix spelling.
26333 * params.def: Ditto.
26335 2008-01-29 Richard Guenther <rguenther@suse.de>
26337 PR middle-end/35006
26338 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26340 * tree-inline.c (remap_type): Increment remapping_type_depth
26341 around remapping types.
26342 (copy_body_r): Only add referenced variables if they are referenced
26343 from code, not types.
26345 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26356 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26357 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26359 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26362 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26363 pointer for tiny stack.
26365 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26367 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26369 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26371 * config/vx-common.h: Fix typo in comment.
26373 2008-01-28 Ian Lance Taylor <iant@google.com>
26377 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26378 coalesce pointers if they have different DECL_NO_TBAA_P values.
26379 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26380 between variables with different DECL_NO_TBAA_P values.
26382 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26385 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26386 are not legitimate small data references on SPE targets.
26388 2008-01-28 David Daney <ddaney@avtrex.com>
26390 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26392 2008-01-28 David Daney <ddaney@avtrex.com>
26394 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26396 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26398 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26399 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26400 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26401 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26402 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26403 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26404 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26405 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26407 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26409 * basic-block.h (condjump_equiv_p): Fix comment.
26411 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26413 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26414 print_generic_stmt_indented): Fix comment.
26416 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26418 * configure.ac (__stack_chk_fail): Add detecion for availability
26419 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26420 * configure: Regenerate.
26422 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26424 PR middle-end/34688
26425 * final.c (output_addr_const): Handle TRUNCATE.
26427 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26430 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26431 (zero_cost, infinite_cost): New constants.
26432 (struct cost_pair): Change type of cost to comp_cost.
26433 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26434 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26436 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26437 split_address_cost, ptr_difference_cost, difference_cost,
26438 get_computation_cost_at, get_computation_cost,
26439 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26440 determine_use_iv_cost_condition, determine_use_iv_costs,
26441 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26442 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26443 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26444 Change type of cost to comp_cost.
26445 (determine_iv_cost): Increase cost of non-original ivs, instead
26446 of decreasing the cost of original ones.
26447 (get_address_cost): Indicate the complexity of the addressing mode
26449 (try_add_cand_for): Prefer using ivs not specific to some object.
26450 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26452 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26453 Janis Johnson <janis187@us.ibm.com>
26456 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26457 (TARGET_INSTANTIATE_DECLS): Likewise.
26458 * target.h (expand_to_rtl_hook): New target hook.
26459 (instantiate_decls): Likewise.
26460 * function.c (instantiate_decl): Make non-static. Rename to...
26461 (instantiate_decl_rtl): ... this.
26462 (instantiate_expr): Use instantiate_decl_rtl.
26463 (instantiate_decls_1): Likewise.
26464 (instantiate_decls): Likewise.
26465 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26466 * function.h (instantiate_decl_rtl): Add prototype.
26467 * cfgexpand.c (target.h): New include.
26468 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26469 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26470 (TARGET_INSTANTIATE_DECLS): Likewise.
26471 (TARGET_INITIALIZER): New target hooks added.
26472 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26474 * config/rs6000/rs6000.c (tree-flow.h): New include.
26475 (machine_function): Add sdmode_stack_slot field.
26476 (rs6000_alloc_sdmode_stack_slot): New function.
26477 (rs6000_instantiate_decls): Likewise.
26478 (rs6000_secondary_memory_needed_rtx): Likewise.
26479 (rs6000_check_sdmode): Likewise.
26480 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26481 (TARGET_INSTANTIATE_DECLS): Likewise.
26482 (rs6000_hard_regno_mode_ok): Allow SDmode.
26483 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26484 (rs6000_emit_move): Handle SDmode.
26485 (function_arg_advance): Likewise.
26486 (function_arg): Likewise.
26487 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26488 SDmode var args for 32-bit compiles.
26489 (rs6000_secondary_reload_class): Handle SDmode.
26490 (rs6000_output_function_epilogue): Likewise.
26491 (rs6000_function_value): Simplify if statement.
26492 (rs6000_libcall_value): Likewise.
26493 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26494 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26495 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26496 (movsd_hardfloat): New define_insn.
26497 (movsd_softfloat): Likewise.
26498 (movsd_store): Likewise.
26499 (movsd_load): Likewise.
26500 (extendsddd2): Likewise.
26501 (extendsdtd2): Likewise.
26502 (truncddsd2): Likewise.
26503 (movdd_hardfloat64): Fixup comment.
26504 (UNSPEC_MOVSD_LOAD): New constant.
26505 (UNSPEC_MOVSD_STORE): Likewise.
26507 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26510 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26512 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26513 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26514 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26515 and TRUTH_XOR_EXPR.
26517 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26520 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26521 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26522 __LONGDOUBLE128 too.
26523 * config/rs6000/aix61.h: New file.
26525 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26527 PR rtl-optimization/34959
26528 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26529 popcount and parity rtxes the same mode as their operand.
26530 Truncate or extend the result to the return value's mode
26533 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26536 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26537 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26538 to GOT_VERSION_REGNUM.
26539 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26540 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26541 * config/mips/mips.c (mips_emit_call_insn): New function.
26542 (mips_call_tls_get_addr): Call mips_expand_call directly.
26543 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26545 (mips16_build_call_stub): Likewise. Return the call insn or null.
26546 (mips_expand_call): Update the call to mips16_build_call_stub
26547 accordingly and a remove redundant condition. Assert that MIPS16
26548 stubs do not use lazy binding. Use mips_emit_call_insn and return
26550 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26552 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26553 (mips_avoid_hazard): Remove hazard_set handling.
26554 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26555 (UNSPEC_RESTORE_GP): ...this.
26556 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26557 (FAKE_CALL_REGNO): Rename to...
26558 (GOT_VERSION_REGNUM): ...this.
26559 (type): Add "ghost" value. Add an associated insn reservation.
26560 (hazard_set): Remove.
26561 (exception_receiver): Rename to...
26562 (restore_gp): ...this and update the unspec identifier accordingly.
26563 (exception_receiver, nonlocal_got_receiver): New expanders.
26564 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26565 FAKE_CALL_REGNO. Remove hazard_set attribute.
26566 (set_got_version, update_got_version): New patterns.
26568 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26571 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26573 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26576 * doc/install.texi2html: Generate gcc-vers.texi.
26578 2008-01-25 DJ Delorie <dj@redhat.com>
26580 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26582 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26584 * config/c4x: Remove directory.
26585 * config.gcc (crx-*, mt-*): Mark obsolete.
26586 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26587 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26588 sh-*-rtemscoff*): Remove cases.
26589 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26590 * real.c (encode_c4x_single, decode_c4x_single,
26591 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26592 c4x_extended_format): Remove.
26593 * real.h (c4x_single_format, c4x_extended_format): Remove.
26594 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26596 (Pragmas): Remove comment about c4x pragmas.
26597 * doc/install.texi (c4x): Remove target-specific instructions.
26598 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26599 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26600 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26601 refer to C4x source files as examples.
26602 (C4X_FLOAT_FORMAT): Remove documentation.
26604 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26606 * config/bfin/bfin.c (override_options): Reorder tests so that
26607 flag_pic gets enabled for -msep-data.
26609 2008-01-25 Richard Guenther <rguenther@suse.de>
26611 PR middle-end/32244
26612 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26613 to its bitfield precision if required.
26615 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26617 PR middle-end/33880
26618 * tree-nested.c (walk_omp_for): New function.
26619 (convert_nonlocal_reference, convert_local_reference): Call
26620 walk_omp_for on OMP_FOR.
26621 (convert_call_expr): Call walk_body on OMP_FOR's
26622 OMP_FOR_PRE_INIT_BODY.
26624 2008-01-25 Richard Guenther <rguenther@suse.de>
26626 PR tree-optimization/34966
26627 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26628 default defs and PHI_NODEs we have to insert after the
26629 defining statement.
26631 2008-01-24 Nick Clifton <nickc@redhat.com>
26633 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26634 Provide a default definition.
26635 (LIBGCC2_UNITS_PER_WORD): Likewise.
26637 * config/stormy16/stormy16.c: Include df.h for the prototype
26638 for df_regs_ever_live_p.
26639 (xstormy16_expand_builtin_va_start): Convert the stack offset
26640 into a component_ref and then use POINTER_PLUS_EXPR to add it
26641 to the incoming_virtual_args_rtx.
26642 (xstormy16_gimplify_va_arg_expr): Rename to
26643 xstormy16_gimplify_va_arg_expr.
26644 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26645 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26646 xstormy16_gimplify_va_arg_expr.
26647 Fix up some formatting issues.
26649 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26650 Move to predicates.md.
26651 (xs_hi_general_operand): Likewise.
26652 (xs_hi_nonmemory_operand): Likewise.
26653 * config/stormy16/predicates.md:
26654 (xstormy16_carry_plus_operand): New predicate.
26655 (xs_hi_general_operand): New predicate.
26656 (xs_hi_nonmemory_operand): New predicate.
26657 * config/stormy16/stormy16-protos.h:
26658 (xstormy16_carry_plus_operand): Delete prototype.
26659 (xs_hi_general_operand): Likewise.
26660 (xs_hi_nonmemory_operand): Likewise.
26662 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26663 modifiers as they are no longer needed and they can trigger
26664 reload spill failures.
26666 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26667 with a match_operand in order to help reload.
26669 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26670 constraint with 'e' for the 8th alternative as this version of
26671 the mov.w instruction only accepts the lower 8 registers.
26673 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26676 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26677 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26680 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26682 PR middle-end/33333
26683 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26685 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26687 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26689 (remove_structure): Update allocations list before removing structure.
26691 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26693 * ipa-struct-reorg.c (is_safe_cond_expr,
26694 create_new_stmts_for_cond_expr): Use integer_zerop function,
26695 that recognize not only zero-pointer, but zero-integer too.
26697 2008-01-25 Ben Elliston <bje@au.ibm.com>
26700 * fixproto: Escape "." in sed expression that strips leading "./".
26702 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26705 * gcc.c (SWITCH_OK): Removed.
26706 (SWITCH_LIVE): Changed to bit.
26707 (SWITCH_FALSE): Likewise.
26708 (SWITCH_IGNORE): Likewise.
26709 (switchstr): Change live_cond to unsigned int.
26710 (process_command): Replace SWITCH_OK with 0.
26711 (do_self_spec): Likewise.
26712 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26713 (give_switch): Likewise.
26714 (used_arg): Likewise.
26715 (do_spec_1): Set the SWITCH_IGNORE bit.
26716 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26717 bits. Set the SWITCH_LIVE bit.
26719 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26721 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26723 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26725 PR tree-optimization/34472
26726 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26727 parameter to a "bool *" and set *DATA to false if there is
26728 an unsafe access. Do not delete the structure here.
26729 (check_cond_exprs): Delete it here instead.
26730 (check_cond_exprs, exclude_cold_structs): Do not increase
26731 I when removing a structure.
26733 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26736 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26737 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26739 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26741 PR middle-end/34934
26742 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26743 a fixed vector for stack.
26745 2008-01-24 Ben Elliston <bje@au.ibm.com>
26748 * doc/gcc.texi (Software development): Add a direntry for g++.
26750 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26752 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26753 stale and straggling -fforce-addr comments above.
26755 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26757 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26758 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26760 2008-01-23 Michael Matz <matz@suse.de>
26763 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26766 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26768 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26769 malloc result type.
26771 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26773 * config/avr/avr.c (avr_current_arch): New variable.
26774 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26775 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26776 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26777 (avr_override_options): Init 'avr_current_arch'.
26778 (base_arch_s): Move from here...
26779 * config/avr/avr.h (base_arch_s): ... here. Add new members
26780 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26781 'mega' to 'have_jmp_call'.
26782 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26783 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26785 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26787 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26788 MULTILIB_MATCHES): Ditto.
26790 2008-01-23 Richard Guenther <rguenther@suse.de>
26792 PR middle-end/31529
26793 * cgraphunit.c (cgraph_reset_node): Always mark the node
26794 not reachable if it is not queued already.
26796 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26798 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26799 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26800 (cputype_selected): New static variable.
26801 (bfin_handle_option): Set it if -mcpu is used.
26802 (override_option): Select default set of workarounds if no cpu type
26803 selected on the command line.
26804 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26806 From Michael Frysinger <michael.frysinger@analog.com>
26807 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26808 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26810 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26811 for bf547, bf523, bf524, and bf526.
26812 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26814 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26815 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26816 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26817 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26818 * doc/invoke.texi (Blackfin Options): Document that
26819 -mcpu now accept bf547, bf523, bf524, and bf526.
26821 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26823 PR rtl-optimization/34628
26824 * combine.c (try_combine): Stop and undo after the first combination
26825 if an autoincrement side-effect on the first insn has effectively
26828 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26831 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26832 Offset addresses are not valid for Altivec or paired float modes.
26834 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26837 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26838 if DECL_INITIAL (decl) is error_mark_node.
26841 * c-common.c (handle_vector_size_attribute): Only allow
26842 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26843 the same way as pointer, array etc. types.
26844 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26847 * tree.c (build_type_attribute_qual_variant): Call
26848 build_qualified_type if attributes are equal, but quals are not.
26850 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26853 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26854 * flags.h (warn_strict_aliasing): Remove.
26855 (warn_strict_overflow): Remove.
26856 * opts.c (warn_strict_aliasing): Remove.
26857 (warn_strict_overflow): Remove.
26858 * c-opts.c (c_common_handle_option): -Wall only sets
26859 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26860 (c_common_post_options): Give default values to -Wstrict-aliasing
26861 and -Wstrict-overflow if they are uninitialized.
26862 * common.opt (Wstrict-aliasing): Specify Var and Init.
26863 (Wstrict-overflow): Likewise.
26865 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26867 PR rtl-optimization/26854
26868 PR rtl-optimization/34400
26869 PR rtl-optimization/34884
26870 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26872 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26873 (df_rd_bb_info.expanded_lr_out): Deleted
26874 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26875 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26876 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26877 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26878 Removed code to allocate, initialize or free expanded_lr_out.
26879 (df_rd_bb_local_compute_process_def): Restructured to make more
26881 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26882 sets if the sets are being trimmed.
26884 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26887 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26888 (as_vers): Likewise.
26889 * configure: Regenerated.
26891 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26893 PR middle-end/33092
26894 * tree-pass.h (pass_build_alias): New pass.
26895 * tree-ssa-alias.c (gate_build_alias): New.
26896 (pass_build_alias): New.
26897 * passes.c (init_optimization_passes): Add pass_build_alias after
26898 pass_create_structure_vars.
26900 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26902 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26903 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26904 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26905 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26906 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26907 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26908 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26909 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26910 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26911 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26912 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26913 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26914 * config/s390/s390.md (FP_ALL): New mode iterator.
26915 (_d): New mode attribute.
26916 ("*signbit<mode>2>"): Changed mode of first operand.
26917 ("isinf<mode>2"): Changed mode of first operand.
26918 ("*TDC_insn"): Adaptation for DFP modes.
26920 2008-01-22 Ben Elliston <bje@au.ibm.com>
26922 * tree.c (check_qualified_type): Improve function description.
26924 2008-01-21 Jason Merrill <jason@redhat.com>
26927 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26928 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26931 2008-01-21 DJ Delorie <dj@redhat.com>
26933 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26936 2008-01-21 Richard Guenther <rguenther@suse.de>
26938 PR middle-end/34856
26939 * tree-cfg.c (verify_expr): Allow all invariant expressions
26940 instead of just constant class ones as reference argument.
26941 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26942 like any other constant.
26943 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26945 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26947 * regmove.c (fixup_match_1): Update call crossed frequencies.
26949 2008-01-21 Richard Guenther <rguenther@suse.de>
26952 * tree-inline.c (setup_one_parameter): Deal with mismatched
26953 types using a VIEW_CONVERT_EXPR.
26955 2008-01-21 Alon Dayan <alond@il.ibm.com>
26956 Olga Golovanevsky <olga@il.ibm.com>
26958 PR tree-optimization/34701
26959 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26960 when the structure size is not a power of 2.
26962 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26964 * doc/install.texi: Add doc for --enable-checking=df.
26966 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26968 PR rtl-optimization/34808
26969 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26971 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26973 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
26976 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
26978 PR rtl-optimization/26854
26979 PR rtl-optimization/34400
26980 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
26982 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
26983 (df_rd_bb_info.expanded_lr_out): New.
26984 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
26985 * loop_iv.c (iv_analysis_loop_init): Ditto.
26986 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26987 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26988 Added code to allocate, initialize or free expanded_lr_out.
26989 (df_rd_bb_local_compute_process_def): Restructured to make
26990 more understandable.
26991 (df_rd_confluence_n): Add code to do nothing with fake edges and
26992 code to no apply invalidate_by_call sets if the sets are being trimmed.
26993 (df_lr_local_finalize): Renamed to df_lr_finalize.
26994 (df_live_local_finalize): Renamed to df_live_finalize.
26996 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26999 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27000 deciding whether to use reciprocal instructions.
27002 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27004 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27005 dwarf2out_note_section_used if cold_text_section is NULL.
27007 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27009 PR gcov-profile/34610
27010 * tree-cfg.c (make_edges): Mark both outgoing edges from
27011 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27012 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27013 from OMP_FOR and OMP_CONTINUE outgoing edges.
27015 * tree-profile.c (tree_profiling): Return early if
27016 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27018 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27019 from cfun to child_cfun.
27020 * function.h (struct function): Add after_tree_profile bit.
27022 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27024 * config/avr/avr.S (_exit): Disable interrupt.
27026 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27027 Steven Bosscher <stevenb.gcc@gmail.com>
27029 PR rtl-optimization/26854
27030 PR rtl-optimization/34400
27031 * df-problems.c (df_live_scratch): New scratch bitmap.
27032 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27033 (df_live_reset): Clear the proper bitmaps.
27034 (df_live_bb_local_compute): Only process the artificial defs once
27035 since the order is not important.
27036 (df_live_init): Init the df_live sets only with the variables
27037 found live by df_lr.
27038 (df_live_transfer_function): Use the df_lr sets to prune the
27039 df_live sets as they are being computed.
27040 (df_live_free): Free df_live_scratch.
27042 2008-01-18 Ian Lance Taylor <iant@google.com>
27044 * common.opt: Add fmerge-debug-strings.
27045 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27046 flag_merge_debug_strings rather than flag_merge_constants.
27047 * doc/invoke.texi (Option Summary): Mention
27048 -fmerge-debug-strings.
27049 (Debugging Options): Document -fmerge-debug-strings.
27051 2008-01-18 Ian Lance Taylor <iant@google.com>
27054 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27055 (struct tree_function_decl): Add new field operator_new_flag.
27056 * tree-inline.c (expand_call_inline): When inlining a call to
27057 operator new, force the return value to go into a variable, and
27058 set DECL_NO_TBAA_P on that variable.
27059 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27061 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27064 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27065 DWARF2_DEBUGGING_INFO.
27066 (dwarf2out_note_section_used): Ditto. Add prototype.
27067 (have_multiple_function_sections, text_section_used,
27068 cold_text_section_used, *cold_text_sections): Move declarations
27071 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27073 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27074 field and add signal_ra.
27075 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27076 assignments to frame state pc. Move end of stack check after
27077 MD_FALLBACK_FRAME_STATE_FOR.
27078 (uw_update_context_1): Use frame state signal_regs if set, instead
27079 of checking signal_frame flag.
27080 (uw_update_context): Use frame state signal_ra if set.
27081 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27082 * config/xtensa/linux-unwind.h: New file.
27084 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27086 * modulo-sched.c (get_sched_window): Fix comment typo.
27088 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27090 PR tree-optimization/34648
27091 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27093 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27095 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27096 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27098 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27100 PR rtl-optimization/34400
27101 * df-core.c (df_worklist_dataflow_overeager,
27102 df_worklist_dataflow_doublequeue): New functions.
27103 (df_worklist_dataflow): Two different worklist solvers.
27104 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27107 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27110 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27111 and ftree-parallelize-loops.
27113 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27115 PR rtl-optimization/34826
27116 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27118 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27120 * global.c (find_reg): Mark the eh regs as used if necessary.
27121 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27122 * ra.h (struct allocno): no_eh_reg field added. Changed
27123 no_stack_reg type to bitfield.
27125 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27127 * tree.c (substitute_in_expr): Add missing 'break'.
27129 2008-01-17 Richard Guenther <rguenther@suse.de>
27131 PR tree-optimization/34825
27132 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27133 x / x as division to handle.
27135 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27137 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27138 "-pthread" is specified.
27139 * pa-hpux11.h (LIB_SPEC): Likewise.
27141 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27142 Peter Bergner <bergner@vnet.ibm.com>
27144 PR rtl-optimization/33796
27145 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27147 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27149 PR libgfortran/34699
27150 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27152 * pa-hpux10.h (LINK_SPEC): Likewise.
27153 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27155 2008-01-16 Richard Guenther <rguenther@suse.de>
27157 PR middle-end/32628
27158 * fold-const.c (fold_convert_const_int_from_int): Do not
27159 set overflow if that occured only because of a sign extension
27160 change when converting from/to a sizetype with the same
27161 precision and signedness.
27163 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27166 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27167 location address to the correct place. Update copyright year.
27169 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27171 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27172 no dependences in the dependence_relations vector.
27174 2008-01-16 Jan Hubicka <jh@suse.cz>
27176 PR rtl-optimization/31396
27177 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27178 * cfg.c (dump_reg_info): Print it.
27179 * regs.h (struct reg_info_t): add freq_calls_crossed.
27180 (REG_FREQ_CALLS_CROSSED): New macro.
27181 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27182 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27183 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27184 regmove_optimize): Update call crossed frequencies.
27185 * local-alloc.c (struct qty): Add freq_calls_crossed.
27186 (alloc_qty): Copute freq_calls_crossed.
27187 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27188 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27189 * ra.h (struct allocno): Add freq_calls_crossed.
27191 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27193 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27194 libgomp when compiling with ftree-parallelize-loops.
27195 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27197 2008-01-16 Richard Guenther <rguenther@suse.de>
27199 PR tree-optimization/34769
27200 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27201 * tree.c (int_cst_value): Instead make this function more
27202 permissive in what it accepts as valid input. Document this
27203 function always sign-extends the value.
27205 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27206 Richard Guenther <rguenther@suse.de>
27209 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27210 (gimple_fold_indirect_ref_rhs): ... this.
27211 (gimple_fold_indirect_ref): New function with foldings
27212 that preserve lvalueness.
27213 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27214 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27215 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27216 to fold an INDIRECT_REF, fall back to the old use of
27217 fold_indirect_ref_1.
27219 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27221 * tree-data-ref.c (subscript_dependence_tester_1): Call
27222 free_conflict_function.
27223 (compute_self_dependence): Same.
27225 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27228 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27229 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27231 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27232 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27233 for DWARF2_UNWIND_INFO targets.
27235 2008-01-16 Richard Guenther <rguenther@suse.de>
27238 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27239 type qualifiers for function types.
27241 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27243 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27244 loop_iterator li from previous commit.
27246 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27248 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27250 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27252 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27253 (parallelize_loops): Don't parallelize irreducible components.
27255 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27258 * c-opts (c_common_post_options): Do not enable CPP
27259 flag_pedantic_errors by default.
27261 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27263 PR rtl-optimization/31944
27264 * cse.c (remove_pseudo_from_table): New function.
27265 (merge_equiv_classes): Use above function to remove pseudo-registers.
27266 (invalidate): Likewise.
27268 2008-01-13 Richard Guenther <rguenther@suse.de>
27270 PR middle-end/34601
27271 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27272 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27274 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27276 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27277 validate_change to unshare the source of the PC set.
27279 2008-01-12 Jan Hubicka <jh@suse.cz>
27281 PR middle-end/32135
27282 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27283 references above array bounds. This might trigger bounds checks for
27284 pointers to arrays.
27286 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27288 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27289 new_replaceable_dependencies.
27291 2008-01-12 Doug Kwan <dougkwan@google.com>
27293 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27294 instead of OPT_Wreturn_type in warning due to ignored return type
27296 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27297 options included in -Wextra.
27298 * c.opt: New option -Wignored_qualifiers.
27299 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27300 -Wignore_qualifiers.
27301 (-Wignored-qualifiers): Document.
27302 (-Wreturn-type): Remove description of functionality now handled
27303 by -Wignored-qualifiers.
27305 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27308 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27309 NOP_EXPR if it is between integral types with the same precision.
27311 2008-01-12 Jan Hubicka <jh@suse.cz>
27314 * invoke.texi (max-inline-recursive-depth): Fix default value.
27316 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27318 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27321 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27323 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27325 2008-01-11 James E. Wilson <wilson@specifix.com>
27328 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27330 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27332 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27333 save/restore frame pointer register and don't use 'call-prologues'
27334 optimization in function with "OS_task" attribute.
27336 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27338 PR middle-end/31309
27339 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27340 when copying to memory.
27342 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27344 PR rtl-optimization/30905
27345 * cfgcleanup.c: Include dce.h
27346 (crossjumps_occured): New global variable.
27347 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27348 If something changed, set crossjumps_occured to true.
27349 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27350 Don't add/remove fake edges to exit here...
27351 (cleanup_cfg): ...but do it here, when crossjumping.
27352 Run a fast DCE when successful crossjumps occured in the latest
27353 iteration of try_optimize_cfg.
27355 2008-01-11 Richard Guenther <rguenther@suse.de>
27357 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27358 (struct vn_unary_op_s): Likewise.
27359 (vn_reference_insert): Free old reference on hash collision.
27361 2008-01-10 Raksit Ashok <raksit@google.com>
27363 PR rtl-optimization/27971
27364 * combine.c (find_split_point): Split PLUS expressions which are
27365 inside a MEM rtx, and whose first operand is complex.
27367 2008-01-10 DJ Delorie <dj@redhat.com>
27369 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27370 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27371 (m32c_hard_regno_ok): Call the underlying function.
27373 2008-01-10 Richard Guenther <rguenther@suse.de>
27375 PR middle-end/34683
27376 * tree-cfg.c (tree_merge_blocks): Do not go through the
27377 full-blown folding and stmt updating path if we just deal
27378 with virtual operands.
27379 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27380 test for abnormal SSA_NAMEs.
27382 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27384 PR middle-end/34641
27385 * reload.c (push_reload): Add assertions. All constants from
27386 reg_equiv_constant should have been used for replacing the respective
27388 (find_reloads_address): Invoke find_reloads_address_part for
27389 constant taken from the reg_equiv_constant array.
27391 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27393 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27394 field (valnum) the first in the struct. Replace bools with
27397 2008-01-10 Richard Guenther <rguenther@suse.de>
27399 PR tree-optimization/34651
27400 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27401 types and ordering for masking and converting.
27403 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27405 PR tree-optimization/34017
27406 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27407 also for PHI_NODE expressions.
27409 2008-01-09 Jan Hubicka <jh@suse.cz>
27411 PR tree-optimization/34708
27412 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27413 based on number of case labels.
27414 (init_inline_once): Remove switch_cost.
27415 * tree-inline.h (eni_weights_d): Remove switch_cost.
27417 2008-01-09 Richard Guenther <rguenther@suse.de>
27418 Andrew Pinski <andrew_pinski@playstation.sony.com>
27420 PR middle-end/30132
27421 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27422 temporary if an rvalue is ok or an lvalue is not required.
27424 2008-01-09 Richard Guenther <rguenther@suse.de>
27426 PR middle-end/34458
27427 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27428 adjust return type.
27430 2008-01-09 Richard Guenther <rguenther@suse.de>
27432 PR middle-end/34679
27433 * tree.c (host_integerp): Check for sizetype only if the
27434 type is an integer type.
27436 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27439 * opts.c (decode_options): Disable inlining of functions called
27440 once if not in unit-at-a-time mode.
27442 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27444 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27446 2008-01-08 Richard Guenther <rguenther@suse.de>
27448 PR middle-end/31863
27449 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27450 out early if the result will be unused.
27452 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27457 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27458 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27461 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27463 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27464 for vectorization tuned.
27466 2008-01-08 Richard Guenther <rguenther@suse.de>
27468 PR tree-optimization/34683
27469 * tree-ssa-operands.c (operand_build_cmp): Export.
27470 * tree-ssa-operands.h (operand_build_cmp): Declare.
27471 * tree-vn.c (vuses_compare): Remove.
27472 (sort_vuses): Use operand_build_cmp.
27473 (sort_vuses_heap): Likewise.
27474 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27475 to re-use old VEC if available. Do not sort already sorted VUSEs.
27476 (vdefs_to_vec): Do not sort already sorted VDEFs.
27478 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27480 PR middle-end/34694
27481 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27483 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27486 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27487 limitations of reciprocal sequences on x86 targets.
27489 2008-01-08 Richard Guenther <rguenther@suse.de>
27491 PR tree-optimization/34683
27492 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27494 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27497 * config/darwin.c (darwin_mergeable_string_section): Don't use
27498 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27500 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27503 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27504 negxf2. Macroize expander using X87MODEF mode iterator. Change
27505 predicates of op0 and op1 to register_operand.
27506 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27507 expander using X87MODEF mode iterator. Change predicates of
27508 op0 and op1 to register_operand.
27509 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27510 corresponding patterns and macroize using MODEF macro. Change
27511 predicates of op0 and op1 to register_operand and remove
27512 "m" constraint. Disparage "r" alternative with "!".
27513 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27514 macroize using X87MODEF macro. Change predicates of op0 and op1
27515 to register_operand and remove "m" constraint. Disparage "r"
27516 alternative with "!".
27517 (absneg splitter with memory operands): Remove.
27518 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27519 patterns and macroize using X87MODEF mode iterator.
27520 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27521 Change predicate of op1 to register_operand.
27522 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27523 for memory operands.
27525 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27527 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27529 2008-01-07 Richard Guenther <rguenther@suse.de>
27531 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27534 2008-01-07 Richard Guenther <rguenther@suse.de>
27536 PR tree-optimization/34683
27537 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27538 VOPs of the needed size to save memory. Use VEC_quick_push
27539 to save compile-time.
27540 (vdefs_to_vec): Likewise.
27542 2008-01-07 Sa Liu <saliu@de.ibm.com>
27544 * config/spu/spu.md (divdf3): Genetate inline code for double
27545 division. The implementation doesn't handle INF or NAN, therefore it
27546 only applies when -ffinite-math-only is given.
27548 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27551 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27552 * doc/cpp.texi ([Common Predefined Macros]): Document.
27554 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27556 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27557 order to use commutative addition instead of subtraction.
27559 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27560 Mircea Namolaru <namolaru@il.ibm.com>
27561 Vladimir Yanovsky <yanov@il.ibm.com>
27562 Revital Eres <eres@il.ibm.com>
27564 PR tree-optimization/34263
27565 * tree-outof-ssa.c (process_single_block_loop_latch,
27566 contains_tree_r): New functions.
27567 (analyze_edges_for_bb): Call process_single_block_loop_latch
27568 function to empty single-basic-block latch block if possible.
27570 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27572 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27574 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27576 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27578 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27580 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27582 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27584 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27586 PR tree-optimization/34618
27587 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27590 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27593 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27594 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27595 Update copyright year.
27597 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27598 Update copyright year.
27599 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27602 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27604 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27605 edge does not point to current bb before changing need_assert.
27607 2008-01-04 Richard Guenther <rguenther@suse.de>
27609 PR middle-end/34029
27610 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27611 for verifying purposes if they are is_gimple_min_invariant.
27613 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27615 PR tree-optimization/34448
27616 PR tree-optimization/34465
27617 * gimplify.c (gimplify_init_constructor): Add new parameter
27618 notify_temp_creation. Use it.
27619 (gimplify_modify_expr_rhs): Take volatiles into account when
27620 optimizing constructors.
27621 Do not optimize constructors if gimplify_init_constructor will dump to
27623 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27624 * gcc.c-torture/compile/pr34448.c: New.
27626 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27628 PR gcov-profile/34609
27629 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27630 return_slot if result is TREE_ADDRESSABLE.
27632 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27634 * config/mips/mips.md (sqrt_condition): Tweak comment.
27635 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27637 2008-01-03 Tom Tromey <tromey@redhat.com>
27640 * c-common.c (c_type_hash): Handle VLAs.
27642 2008-01-03 Jan Hubicka <jh@suse.cz>
27644 PR tree-optimization/31081
27645 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27646 0 when inlining and not inlining to first basic block.
27647 (remap_decl): When var is initialized to 0, don't set default_def.
27648 (expand_call_inline): Set entry_bb.
27649 * tree-inline.h (copy_body_data): Add entry_bb.
27651 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27654 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27657 PR tree-optimization/29484
27658 * tree-inline.c (inline_forbidden_p_2): New function.
27659 (inline_forbidden_p): Disallow inlining if some static var
27660 has an address of a local LABEL_DECL in its initializer.
27661 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27664 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27666 PR tree-optimization/34635
27667 * tree-data-ref.c (add_other_self_distances): Make sure that the
27668 evolution step is constant.
27670 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27672 PR middle-end/34608
27673 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27675 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27677 * tree-sra.c (scalarize_init): Insert the generate_element_init
27678 statements after the generate_element_zero statements.
27680 2008-01-02 Richard Guenther <rguenther@suse.de>
27682 PR middle-end/34093
27683 PR middle-end/31976
27684 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27685 for very large number of operands instead of ICEing.
27687 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27690 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27691 while stack probing.
27693 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27695 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27698 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27700 PR libmudflap/26442
27701 * tree-mudflap.c (mx_register_decls): Guard warning by
27702 !DECL_ARTIFICIAL check.
27704 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27706 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27707 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27708 sse5_perm<mode>): Fix constraints.