1 2008-12-03 Ben Elliston <bje@au.ibm.com>
3 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
5 2008-12-03 Jakub Jelinek <jakub@redhat.com>
7 PR tree-optimization/37716
8 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
9 all the needed operations as trees and gimplify_assign it to dst.
12 * configure.ac (gcc_cv_readelf): Look for readelf.
13 (gcc_cv_as_cfi_advance_working): Check for working
14 cfi advances with code alignment factor > 1.
15 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
17 * configure: Regenerated.
19 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
20 Jakub Jelinek <jakub@redhat.com>
21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23 PR rtl-optimization/38281
24 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
25 set it to NULL_RTX afterwards.
27 * emit-rtl.c (set_insn_deleted): Fix formatting.
29 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
31 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
33 * config/mips/mips.md (IMOVE32): New mode iterator.
34 (movsi): Generalize with IMOVE32.
35 (*movsi_internal): Likewise.
36 (*mov<mode>_mips16): Likewise.
39 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
40 Maxim Kuvyrkov <maxim@codesourcery.com>
42 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
43 PC-relative addressing when compiling for uclinux PIC.
44 (__cmpdf_internal, __cmpsf_internal): Hide.
45 (__cmpdf, __cmpsf): Use PIC call sequence.
47 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
48 Jack Howarth <howarth@bromo.med.uc.edu>
50 * config/i386/t-darwin64: Add m32 multilib support.
52 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
54 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
56 2008-12-02 Jakub Jelinek <jakub@redhat.com>
59 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
60 before using it in POINTER_PLUS_EXPR.
62 2008-12-02 Richard Guenther <rguenther@suse.de>
64 PR tree-optimization/38359
65 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
68 2008-12-02 Martin Jambor <mjambor@suse.cz>
71 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
73 (forward_propagate_addr_into_variable_array_index): Check that the
74 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
75 than the gimple code directly.
77 2008-12-02 Ben Elliston <bje@au.ibm.com>
79 * config/spu/float_disf.c (__floatdisf): Prototype.
80 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
81 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
82 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
84 2008-12-02 DJ Delorie <dj@redhat.com>
86 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
87 (DWARF_CIE_DATA_ALIGNMENT): Define.
89 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
90 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
91 (xstormy16_expand_prologue): Likewise.
92 (xstormy16_expand_builtin_va_start): Likewise.
93 (xstormy16_gimplify_va_arg_expr): Likewise.
95 2008-12-02 Jakub Jelinek <jakub@redhat.com>
98 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
99 potentially returned from folding memcpy.
100 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
101 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
103 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
106 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
107 decoration of function RTL names here on Ada language.
109 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
111 PR rtl-optimization/38280
112 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
113 ira_rebuild_regno_allocno_list): New functions.
114 (regno_allocnos): New static variable.
115 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
116 Call ira_rebuild_regno_allocno_list.
118 2008-12-01 David Daney <ddaney@caviumnetworks.com>
119 Adam Nemet <anemet@caviumnetworks.com>
121 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
122 LINUX_DRIVER_SELF_SPECS.
124 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
126 PR rtl-optimization/37514
127 * reload1.c (reload_as_needed): Invalidate reg_last_reload
130 2008-12-01 Jakub Jelinek <jakub@redhat.com>
133 * c-omp.c (c_finish_omp_for): Only transform pointer
134 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
136 PR rtl-optimization/38245
137 * tree-vrp.c (abs_extent_range): New function.
138 (extract_range_from_binary_expr): Compute range
139 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
140 or includes zero or if vr1 is VR_RANGE and op0 has some
143 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
146 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
147 case by calculating ~(new_reg & val) instead of (~new_reg & val).
148 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
149 to (not:I48MODE (and:I48MODE (...))).
150 (sync_old_nand<mode>): Ditto.
151 (sync_new_nand<mode>): Ditto.
153 2008-12-01 Nick Clifton <nickc@redhat.com>
155 * config/stormy16/stormy16.md (CARRY_REG): New constant.
156 Replace uses of the "y" register class with direct references to
157 the CARRY_REG register.
158 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
159 register with clobbers of the carry register.
160 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
161 (xstormy16_split_cbranch): Remove redundant carry parameter.
162 (xstormy16_expand_arith): Likewise.
163 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
164 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
165 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
166 (CARRY_REGNUM): Define.
167 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
169 (xstormy16_expand_arith): Likewise.
171 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
173 * config/score/score.h (IRA_COVER_CLASSES): Define.
175 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
178 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
179 (divsi3_sp32): Add new alternative with 'K' for operand #2.
180 (cmp_sdiv_cc_set): Factor common string.
181 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
183 (cmp_udiv_cc_set): Factor common string.
185 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
188 * varasm.c (emutls_finish): Fix common registration.
190 2008-11-29 Jakub Jelinek <jakub@redhat.com>
193 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
195 2008-11-29 David Edelsohn <edelsohn@gnu.org>
197 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
198 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
199 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
200 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
201 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
202 Ignore sub-word case for now.
203 (sync_nand<mode>_internal): Represent NAND in RTL.
204 (sync_old_nand<mode): Same.
205 (sync_old_name<mode>_internal): Same.
206 (sync_new_nand<mode>): Same.
207 (sync_new_nand<mode>_internal): Same.
208 (sync_boolcshort_internal): Expect NAND.
210 2008-11-28 Richard Guenther <rguenther@suse.de>
212 PR tree-optimization/37955
213 PR tree-optimization/37742
214 * tree-vect-transform.c (vectorizable_store): Remove assert for
216 (vectorizable_load): Likewise.
218 2008-11-27 Richard Guenther <rguenther@suse.de>
220 * tree-ssa-structalias.c (intra_create_variable_infos): Make
221 a constraint for the static chain parameter.
223 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
225 * config/bfin/bfin.opt (micplb): New option.
226 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
227 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
228 ENABLE_WA_INDIRECT_CALLS): New macros.
229 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
231 (indirect_call_p): New function.
232 (workaround_speculation): Handle anomaly 05-00-0426 when
233 ENABLE_WA_INDIRECT_CALLS is true.
234 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
235 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
236 * doc/invoke.texi (Blackfin Options): Document -micplb.
238 2008-11-26 DJ Delorie <dj@redhat.com>
240 * config/m32c/mov.md ("extendhipsi2"): New.
242 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
244 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
245 * config/m32c/mov.md (zero_extendqihi2): Likewise.
247 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
249 * config/mips/mips.md (clear_hazard): Rename to
250 clear_hazard_<mode>. Use mode-specific addition.
251 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
252 or gen_clear_hazard_di depending on the size of Pmode.
254 2008-11-26 DJ Delorie <dj@redhat.com>
256 * configure.ac: Test m32c-elf-gas for .loc.
257 * configure: Likewise.
259 2008-11-26 Janis Johnson <janis187@us.ibm.com>
262 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
265 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
267 * config/i386/sync.md (memory_barrier_nosse): Disable also for
268 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
269 (memory_barrier): Do not generate memory_barrier_nosse instruction
271 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
273 2008-11-26 Fredrik Unger <fred@tree.se>
275 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
276 function name from __floatundisf.
277 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
280 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
281 Richard Guenther <rguenther@suse.de>
283 PR tree-optimization/37869
284 * tree-ssa-structalias.c (struct constraint_graph): Remove
285 pt_used and number_incoming members.
286 (build_pred_graph): Do not allocate them.
287 (condense_visit): Do not use them.
288 (label_visit): Likewise.
289 (free_var_substitution_info): Do not free them.
291 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
293 * doc/invoke.texi (ira-max-loops-num): Change semantics.
295 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
297 * ira-color.c (allocno_spill_priority): New function.
298 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
299 Print more info about the spilled allocno.
300 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
303 * ira-build.c (loop_node_to_be_removed_p): Remove.
304 (loop_compare_func, mark_loops_for_removal): New functions.
305 (remove_uneccesary_loop_nodes_from_loop_t): Use member
307 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
309 * ira.c (ira): Don't change flag_ira_algorithm.
311 * params.def (ira-max-loops-num): Change the value.
313 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
315 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
316 Disable unsupported alternative for ColdFire,
317 add new alternative that ColdFire can handle.
319 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
321 * regrename.c (merge_overlapping_regs): Add registers artificially
322 defined at the top of the basic block to the set of live ones just
323 before the first insn.
325 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
326 Joey Ye <joey.ye@intel.com>
329 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
330 false if we need to align the outgoing stack.
331 (ix86_update_stack_boundary): Check parm_stack_boundary.
333 2008-11-25 Richard Guenther <rguenther@suse.de>
337 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
338 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
339 in favor of dereferenced_ptrs.
340 (init_alias_info): Adjust.
341 (delete_alias_info): Likewise.
342 (compute_flow_insensitive_aliasing): Properly
343 include all aliased variables.
344 (update_alias_info_1): Use dereferenced_ptrs.
345 (setup_pointers_and_addressables): Likewise.
346 (get_smt_for): Honor ref-all pointers and pointers with known alias
348 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
350 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
353 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
354 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
356 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
358 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
360 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
362 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
364 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
367 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
368 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
370 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
372 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
373 UNSPECV_CMPXCHG_[12].
374 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
375 UNSPECV_CMPXCHG_[12].
378 * config/i386/sync.md (memory_barrier): New expander.
380 2008-11-24 Jakub Jelinek <jakub@redhat.com>
383 * dse.c (find_shift_sequence): Optimize extraction from a constant.
385 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
387 * pa.c (function_arg): Revert 2008-10-26 change.
389 2008-11-23 Helge Deller <deller@gmx.de>
391 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
392 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
393 succeeded and lws_ret is not equal to oldval.
395 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
397 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
399 2008-11-22 Andreas Schwab <schwab@suse.de>
401 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
404 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
406 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
407 Use constant 1 as the operand.
408 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
409 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
410 gen_rdhwr_synci_step_di depending on the size of Pmode.
412 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
415 * config/i386/i386.md (SWI248): New mode iterator.
416 (SWI32): Remove mode iterator.
417 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
418 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
419 iterator. Generate popcnt mnemonic without mode extensions
420 for Darwin x86 targets.
421 (*popcount<mode>2_cmp): Ditto.
422 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
423 extensions for Darwin x86 targets.
425 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
427 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
428 only if HAVE_AS_SPARC_UA_PCREL is defined.
430 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
432 * ira-costs.c (find_allocno_class_costs): Work out the maximum
433 allocno_costs value of the classees with the lowest total_costs
434 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
435 (setup_allocno_cover_class_and_costs): ...rather than here.
436 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
439 2008-11-22 Jakub Jelinek <jakub@redhat.com>
442 * builtins.c (expand_builtin_apply_args): Emit sequence before
443 parm_birth_insn instead of after entry_of_function's first insn.
446 * function.c (assign_parm_remove_parallels): Pass
447 data->passed_type as third argument to emit_group_store.
450 * final.c (mark_symbol_refs_as_used): New function.
451 * output.h (mark_symbol_refs_as_used): New prototype.
452 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
453 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
454 * config/arm/arm.md (consttable_4): Likewise.
457 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
459 2008-11-21 Jakub Jelinek <jakub@redhat.com>
462 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
463 propagate x = &a into *x = b if conversion from b to a's type is
466 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
468 * caller-save.c (insert_one_insn): Take into account REG_INC notes
469 for the liveness computation of the new insn.
471 2008-11-21 DJ Delorie <dj@redhat.com>
473 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
474 Moves to/from below100 space (W) can only use r0-r7.
476 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
479 * doc/invoke.texi (Optimization Options): Fix typo.
481 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
482 Xuepeng Guo <xuepeng.guo@intel.com>
484 * config.gcc (extra_headers): For x86 and x86-64, remove
485 gmmintrin.h, add immintrin.h and avxintrin.h.
487 * config/i386/gmmintrin.h: Renamed to ...
488 * config/i386/avxintrin.h: This. Issue an error if
489 _IMMINTRIN_H_INCLUDED is undedined.
491 * config/i386/immintrin.h: New.
493 2008-11-21 Jakub Jelinek <jakub@redhat.com>
496 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
497 mode of PLUS, not mode of the eliminated register.
499 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
501 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
502 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
503 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
504 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
505 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
506 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
507 (*nand<mode>3): Rename to *andnot<mode>3.
508 (*nandtf3): rename to *andnottf3.
509 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
510 Use CODE_FOR_mmx_andnotv2si3.
511 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
512 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
513 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
514 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
515 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
517 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
520 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
521 case by calculating ~(new_reg & val) instead of (~new_reg & val).
522 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
523 to (not:IMODE (and:IMODE (...))).
524 (sync_old_nand<mode>): Ditto.
525 (sync_new_nand<mode>): Ditto.
527 2008-11-20 Joseph Myers <joseph@codesourcery.com>
529 * config/arm/thumb2.md (thumb2_casesi_internal,
530 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
532 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
534 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
535 nand to the changed 4.4 semantic.
537 2008-11-20 Jakub Jelinek <jakub@redhat.com>
540 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
541 (fold_builtin_memory_op): Handle even the case where just one
542 of src and dest is an address of a var decl component, using
543 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
544 and readonly_data_expr src check.
545 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
548 PR rtl-optimization/36998
549 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
550 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
551 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
552 stack_adjust_offset callers.
553 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
555 (compute_barrier_args_size): Handle insns in annulled branches
558 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
561 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
562 Handle cases when integer argument crosses argument register boundary.
564 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
567 * config.gcc (i[34567]86-*-solaris2*): Don't include
568 i386/t-crtstuff here.
569 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
570 * config/i386/t-sol2: Move to libgcc/config/i386.
572 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
575 * tlink.c: Include "libiberty.h".
576 (initial_cwd): Change type into char *.
577 (tlink_init): Call getpwd instead of getcwd.
579 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
581 PR rtl-optimization/32283
582 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
583 of the induction variable to decide whether it may wrap.
584 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
585 initialization of the bound before the loop.
586 * simplify-rtx.c (simplify_binary_operation_1): Add two
587 simplifications regarding AND.
588 (simplify_plus_minus): Only fail if no simplification is possible.
589 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
591 2008-11-20 Jakub Jelinek <jakub@redhat.com>
594 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
595 checking until GIMPLE lowering.
596 * gimple-low.c (check_call_args): New function.
597 (lower_stmt) <case GIMPLE_CALL>: Call it.
599 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
601 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
602 with the same type as the first operand of the AND expression.
604 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
607 * ira-int.h (struct ira_loop_tree_node): New member
608 entered_from_non_parent_p.
610 * ira-color.c (print_loop_title): Print loop bbs.
612 * ira-emit.c (entered_from_non_parent_p,
613 setup_entered_from_non_parent_p): New functions.
614 (not_modified_p): Rename to store_can_be_removed_p. Check there
616 (generate_edge_moves): Use store_can_be_removed_p instead of
618 (ira_emit): Call setup_entered_from_non_parent_p.
620 * ira-build.c (copy_info_to_removed_store_destinations):
621 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
622 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
623 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
624 update all accumulated attributes.
626 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
629 * ira-int.h (ira_copy_allocno_live_range_list,
630 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
631 ira_finish_allocno_live_range_list): New prototypes.
632 (ira_allocno_live_ranges_intersect_p,
633 ira_pseudo_live_ranges_intersect_p): Remove.
635 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
636 ira_pseudo_live_ranges_intersect_p): Rename to
637 allocnos_have_intersected_live_ranges_p and
638 pseudos_have_intersected_live_ranges_p. Move them from here to ...
640 * ira-color.c: ... here
641 (coalesced_allocno_conflict_p): Use
642 allocnos_have_intersected_live_ranges_p.
643 (coalesced_allocnos_living_at_program_points,
644 coalesced_allocnos_live_at_points_p,
645 set_coalesced_allocnos_live_points): Remove.
646 (slot_coalesced_allocnos_live_ranges,
647 slot_coalesced_allocno_live_ranges_intersect_p,
648 setup_slot_coalesced_allocno_live_ranges): New.
649 (coalesce_spill_slots): Use ranges of coalesced allocnos.
650 (ira_sort_regnos_for_alter_reg): Use
651 allocnos_have_intersected_live_ranges_p.
652 (ira_reuse_stack_slot): Use
653 pseudos_have_intersected_live_ranges_p.
655 * global.c (pseudo_for_reload_consideration_p): Check
656 flag_ira_share_spill_slots too.
658 * ira-build.c (copy_allocno_live_range_list): Rename to
659 ira_copy_allocno_live_range_list. Make it external.
660 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
662 (ira_allocno_live_ranges_intersect_p): New.
663 (ira_finish_allocno_live_range_list): New.
664 (finish_allocno): Use it.
665 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
666 (copy_info_to_removed_store_destinations): Ditto. Use
667 ira_copy_allocno_live_range_list.
668 (ira_flattening): Use ira_merge_allocno_live_ranges.
670 * ira.c (too_high_register_pressure_p): New function.
671 (ira): Switch off sharing spill slots if the pressure is too high.
673 2008-11-19 Richard Guenther <rguenther@suse.de>
675 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
676 non-sizetype offsets if their precision matches that of the pointer.
677 * expr.c (expand_expr_real_1): Always sign-extend the offset
678 operand of a POINTER_PLUS_EXPR.
680 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
682 * config.gcc: Unobsolete mips-sgi-irix[56]*.
683 (mips-sgi-irix[56]*): No need to use fixproto.
685 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
686 Paul Brook <paul@codesourcery.com>
688 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
691 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
693 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
695 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
698 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
699 (separate_decls_in_region): Create shared struct even when there
702 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
704 * config/picochip/picochip.c (headers): Remove an unnecessary
707 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
710 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
711 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
713 * config/m68k/m68k.md: Adjust all conditional branches that use the
714 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
716 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
719 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
720 is a register or zero operand in the correct mode before generating
721 mtch1 insn or a register operand in the correct mode before generating
723 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
725 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
727 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
728 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
729 mipsisa*-*-elf*. Handle mipsisa64r2*.
730 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
731 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
733 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
734 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
736 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
737 Fix mips16 if mips64 or mips64r2 are multilib defaults.
738 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
741 2008-11-18 Jakub Jelinek <jakub@redhat.com>
744 * config/i386/i386.md (allocate_stack_worker_32,
745 allocate_stack_worker_64): Don't use match_dup between input and
747 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
748 * config/i386/i386.c (ix86_expand_prologue): Likewise.
750 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
752 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
753 is forced when trying to do a symbol link for it.
755 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
757 * expmed.c (extract_bit_field_1): Also use a temporary and
758 convert_extracted_bit_field when the conversion from ext_mode to
759 the target mode requires explicit truncation.
761 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
763 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
765 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
766 registers when not optimizing.
768 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
770 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
771 and its associated define_split. Expose the all-d alternative
772 to the register allocator, but mark it with "?". Mark the first
773 alternative with "*?*?".
774 (*mul_sub_si): Likewise.
775 (*mul_acc_si_r3900): New pattern.
777 2008-11-17 Jakub Jelinek <jakub@redhat.com>
780 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
781 propagating x = &a into *x = b, add a cast if not useless
782 type conversion or don't optimize if another stmt would be
785 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
788 * optabs.c (expand_sync_operation): Properly handle NAND case
789 by calculating ~(t1 & val) instead of (~t1 & val).
790 * builtins.c (expand_builtin_sync_operation): Warn for changed
791 semantics in NAND builtins.
792 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
794 * doc/invoke.texi (Warning options): Add Wsync-nand.
795 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
796 __sync_fetch_and_nand builtin operation in the example. Add a note
797 about changed semantics in GCC 4.4.
798 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
799 operation in the example. Add a note about changed semantics in
802 2008-11-16 Jan Hubicka <jh@suse.cz>
804 * cgraph.c (cgraph_function_body_availability): Fix test of externally
807 2008-11-16 Joshua Kinard <kumba@gentoo.org>
809 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
812 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
815 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
816 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
818 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
819 rather than call_really_used_regs when handling $gp.
821 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
824 * config/mips/mips.c (machine_function): Update the comment
825 above global_pointer.
826 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
827 that a function doesn't need a global pointer.
828 (mips_current_loadgp_style): Update accordingly.
829 (mips_restore_gp): Likewise.
830 (mips_output_cplocal): Likewise.
831 (mips_expand_prologue): Likewise.
833 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
835 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
836 parameter. Use DImode for computing the number of registers.
837 (function_arg): Adjust for above change.
838 (function_value): Likewise.
840 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
842 PR tree-optimization/37950
843 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
844 not computed for the current function.
846 2008-11-15 Jakub Jelinek <jakub@redhat.com>
849 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
850 gpr and other COMPONENT_REFs.
852 2008-11-15 Richard Guenther <rguenther@suse.de>
854 PR tree-optimization/38051
855 * tree-ssa-alias.c (update_alias_info_1): Manually find
858 2008-11-15 Joshua Kinard <kumba@gentoo.org>
860 * doc/invoke.texi (-mfix-r10000): Document.
861 * config/mips/mips.opt (mfix-r10000): New option.
862 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
863 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
864 (MIPS_COMPARE_AND_SWAP_12): Likewise.
865 (MIPS_SYNC_OP): Likewise.
866 (MIPS_SYNC_OP_12): Likewise.
867 (MIPS_SYNC_OLD_OP_12): Likewise.
868 (MIPS_SYNC_NEW_OP_12): Likewise.
869 (MIPS_SYNC_OLD_OP): Likewise.
870 (MIPS_SYNC_NAND): Likewise.
871 (MIPS_SYNC_OLD_NAND): Likewise.
872 (MIPS_SYNC_EXCHANGE): Likewise.
873 (MIPS_SYNC_EXCHANGE_12): Likewise.
874 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
876 (MIPS_SYNC_NEW_NAND): Likewise.
877 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
878 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
879 (mips_output_sync_loop): New function.
880 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
881 Make -mfix-r10000 require branch-likely instructions.
882 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
883 mips_output_sync_loop.
884 (compare_and_swap_12): Likewise.
885 (sync_add<mode>): Likewise.
886 (sync_<optab>_12): Likewise.
887 (sync_old_<optab>_12): Likewise.
888 (sync_new_<optab>_12): Likewise.
889 (sync_nand_12): Likewise.
890 (sync_old_nand_12): Likewise.
891 (sync_new_nand_12): Likewise.
892 (sync_sub<mode>): Likewise.
893 (sync_old_add<mode>): Likewise.
894 (sync_old_sub<mode>): Likewise.
895 (sync_new_add<mode>): Likewise.
896 (sync_new_sub<mode>): Likewise.
897 (sync_<optab><mode>): Likewise.
898 (sync_old_<optab><mode>): Likewise.
899 (sync_new_<optab><mode>): Likewise.
900 (sync_nand<mode>): Likewise.
901 (sync_old_nand<mode>): Likewise.
902 (sync_new_nand<mode>): Likewise.
903 (sync_lock_test_and_set<mode>): Likewise.
904 (test_and_set_12): Likewise.
906 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
908 * gcc.c (cc1_options): Fix comment.
910 2008-11-15 Jakub Jelinek <jakub@redhat.com>
913 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
914 argtype instead of result_type.
916 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
918 * ira-int.h (struct ira_loop_tree_node): Improve comments for
919 subloop_next/next and subloops/childen fields.
921 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
923 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
924 (STANDARD_INCLUDE_DIR): Redefine to "/include".
925 (LOCAL_INCLUDE_DIR): Undefine.
926 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
928 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
930 PR rtl-optimization/37397
931 * ira-int.h (struct ira_allocno): New member bad_spill_p.
932 (ALLOCNO_BAD_SPILL_P): New macro.
934 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
936 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
937 (create_cap_allocno, propagate_allocno_info,
938 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
939 (update_bad_spill_attribute): New function.
940 (ira_build): Call it.
942 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
944 2008-11-14 Jakub Jelinek <jakub@redhat.com>
946 PR tree-optimization/38104
947 * gimplify.c (gimple_regimplify_operands): Add referenced vars
948 before calling mark_symbols_for_renaming, not after it.
950 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
952 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
953 (OVERRIDE_OPTIONS): Likewise.
955 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
956 Andrew Stubbs <ams@codesourcery.com>
957 Gunnar Von Boehn <gunnar@genesi-usa.com>
960 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
961 the shorter LEA insn over ADD.L where possible.
963 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
965 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
966 systems, which are assumend to always provide SSP-support in glibc.
967 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
969 * configure: Regenerate.
971 2008-11-14 Jakub Jelinek <jakub@redhat.com>
974 * function.c (gimplify_parameters): For callee copies parameters,
975 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
977 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
980 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
981 x86 parts into the `i[34567]86-*-linux*' and parts that are
982 independent of the processor architecture into the `*-*-linux*' cases.
983 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
984 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
985 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
986 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
987 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
988 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
989 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
991 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
993 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
994 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
995 (ls2_idiv): Likewise idiv3.
996 (ls2_prefetch): New reservation.
997 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
998 * config/mips/mips.md (type): Add imul3nc and idiv3.
999 (length): Handle idiv3.
1000 (any_mod): New code_iterator.
1001 (u): Handle MOD and UMOD.
1002 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1003 (prefetch): Handle TARGET_LOONGSON_2EF.
1005 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1008 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1009 (prune_unused_types_walk): Call it for non-perennial local classes.
1010 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1011 entry, just set it to 2 and recurse on children, don't walk attributes
1014 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1016 * c-common.c (warn_about_parentheses): Add missing whitespace
1019 2008-11-13 Paul Brook <paul@codesourcery.com>
1021 * doc/invoke.texi: Document --fix-cortex-m3.
1022 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1023 Cortex-M3 cpu is selected.
1024 (output_move_double): Avoid overlapping base register and first
1025 destination register when fix_cm3_ldrd.
1026 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1028 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1031 * gimple.h (gimple_range_check_failed): Remove prototype.
1032 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1034 (gimple_range_check_failed): Removed.
1036 2008-11-13 Andrew Haley <aph@redhat.com>
1039 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1042 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1046 2007-05-07 Mike Stump <mrs@apple.com>
1047 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1048 also checks for and while statements in C++.
1050 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1053 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1054 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1055 - which clones are reachable - as "abstract and needed".
1056 * cgraph.c (cgraph_release_function_body): If a node is
1057 "abstract and needed", do not release its DECL_INITIAL() content
1058 that will be needed to emit debug info.
1060 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1063 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1064 to set HAVE_GETIPINFO.
1065 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1066 * configure: Regenerate.
1067 * config.in: Regenerate.
1069 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1072 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1074 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1077 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1078 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1080 2008-11-12 Jason Merrill <jason@redhat.com>
1083 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1086 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1088 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1089 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1091 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1092 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1094 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1096 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1097 packed-stack special handling.
1098 (FRAME_ADDR_RTX): Add definition.
1100 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1103 * fold-const.c (native_encode_string): New function.
1104 (native_encode_expr): Use it for STRING_CST.
1106 2008-11-12 DJ Delorie <dj@redhat.com>
1108 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1109 insns if the intermediate value will be used later.
1111 2008-11-12 Andreas Schwab <schwab@suse.de>
1113 * config/m68k/m68k.c (print_operand): Mask off extra extension
1114 bits when writing out the representation of real values.
1116 2008-11-12 Ira Rosen <irar@il.ibm.com>
1118 PR tree-optimization/38079
1119 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1122 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1125 * c-pretty-print.c (pp_c_complex_expr): New function.
1126 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1129 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1130 than INNER and INNER is a constant, forcibly align INNER as much
1133 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1135 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1137 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1139 PR rtl-optimization/37363
1140 * simplify-rtx.c (simplify_plus_minus): Don't create
1141 (const (minus ...)) expresisons.
1143 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1145 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1148 2008-11-10 Catherine Moore <clm@codesourcery.com>
1150 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1152 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1153 (BASE_DRIVER_SELF_SPECS): Remove.
1154 (DRIVER_SELF_SPECS): New definition.
1155 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1156 BASE_DRIVER_SELF_SPECS.
1157 * config/mips/sde.h: Likewise.
1158 * config/mips/iris6.h: Likewise.
1159 * config/mips/vr.h: Likewise.
1160 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1162 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1164 PR rtl-optimizations/37948
1165 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1166 (ira_create_copy, ira_add_allocno_copy): New parameter.
1168 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1169 to ira_add_allocno_copy.
1170 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1171 parameter to process_regs_for_copy.
1172 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1173 Fix typo in passing second allocno to ira_add_allocno_copy.
1175 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1176 coalesced allocnos list.
1177 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1179 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1180 (add_ira_allocno_to_ordered_bucket): Rename to
1181 add_allocno_to_ordered_bucket.
1182 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1183 head of coalesced allocnos list.
1184 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1185 Check that it is aready calculated.
1186 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1187 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1189 (coalesce_allocnos): Do extended coalescing too.
1191 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1192 parameter to ira_add_allocno_copy.
1194 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1196 (print_copy): Print copy origination too.
1198 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1201 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1203 PR rtl-optimization/37514
1204 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1205 flag_ira_share_spill_slots to 2 if it's already non-zero.
1206 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1207 flag_ira_share_spill_slots is 2.
1209 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1211 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1212 (prologue_enter_32): Set FB to SP - 4.
1214 2008-11-10 DJ Delorie <dj@redhat.com>
1216 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1217 constraint for single-bit-clear in lower byte of HI constant, vs
1218 Imb which just ignores the upper byte.
1219 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1220 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1221 (iorhi3_16): Check for single bit set, not single bit clear.
1223 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1225 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1227 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1229 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1231 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1232 values living in memory and use more precise alignment information.
1234 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1237 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1238 after __mf_check call if the call must end a bb.
1240 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1244 * combine.c (force_to_mode): Do not process vector types.
1246 * rtlanal.c (nonzero_bits1): Do not process vector types.
1247 (num_sign_bit_copies1): Likewise.
1249 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1251 * config/i386/gnu.h: Add copyright and licensing header.
1252 * config/gnu.h: Likewise.
1254 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1256 * fwprop.c (fwprop_done): Call df_remove_problem.
1258 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1261 * tree-scalar-evolution.c (instantiate_scev_1): Return
1262 chrec_dont_know for VL_EXP_CLASS_P.
1264 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1266 * reg-stack.c (reg_to_stack): Add missing braces in memset
1269 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1271 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1272 (NO_PROFILE_COUNTERS): New define.
1274 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1277 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1279 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1282 * config/sparc/constraints.md (D): New.
1283 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1284 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1286 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1287 Use the 'D' constraint in addition to 'F' in some alternatives.
1288 (DF splitter): Generalize for V64mode.
1289 * doc/md.texi (SPARC): Document the 'D' constraint.
1291 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1293 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1295 2008-11-06 Ben Elliston <bje@au.ibm.com>
1297 * gcc.c: Remove ancient comment about a bug in Sun cc.
1299 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1301 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1303 2008-11-06 Ben Elliston <bje@au.ibm.com>
1305 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1307 2008-11-06 Ben Elliston <bje@au.ibm.com>
1309 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1312 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1315 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1318 2008-11-05 Martin Jambor <mjambor@suse.cz>
1321 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1322 pointer arithmetics into array_ref if the array is accessed
1323 through an indirect_ref.
1325 2008-11-05 Richard Guenther <rguenther@suse.de>
1328 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1329 qualified pointer conversion before stripping qualifiers.
1330 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1331 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1332 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1335 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1336 properly canonicalize binary ops.
1337 (forward_propagate_addr_expr_1): Use
1338 may_propagate_address_into_dereference.
1340 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1343 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1344 Initialize uninitialized input registers with a NaN.
1346 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1350 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1352 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1356 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1357 exits and conditions.
1358 * testsuite/gcc.dg/graphite/pr37943.c: New.
1360 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1361 Andrew Pinski <andrew_pinski@playstation.sony.com>
1364 * c-common.c (warn_for_sign_compare): For complex result_type
1365 use component's type.
1367 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1369 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1371 * print-tree.c (print_node): Don't print DECL_INITIAL
1375 * c-common.c (parse_optimize_options): Save and restore
1376 flag_strict_aliasing around decode_options call.
1378 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1380 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1381 (host_detect_local_cpu): Use it instead of casted strings to
1382 compare vendor signatures.
1384 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1387 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1388 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1390 2008-11-03 Catherine Moore <clm@codesourcery.com>
1392 * config/mips.c (mips_conditional_register_usage): Handle the
1393 DSP control register.
1394 * doc/extend.texi: Document the DSP control register.
1396 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1397 Jakub Jelinek <jakub@redhat.com>
1399 * omp-low.c (expand_omp_for_generic): If iter_type has different
1400 precision than type and type is a pointer type, cast n1 and n2
1401 first to an integer type with the same precision as pointers
1402 and only afterwards to iter_type.
1404 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1406 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1407 (UNSPEC_GOTSYM_OFF): New unspec.
1408 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1409 (pic_add_dot_plus_eight): Likewise.
1410 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1411 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1412 UNSPEC_PIC_BASE operands.
1413 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1414 (arm_output_addr_const_extra): Handle it.
1416 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1418 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1419 integer class to full integer class if the offset is not word-aligned.
1421 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1424 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1426 (doloop_optimize): Update call to doloop_modify.
1428 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1430 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1432 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1435 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1436 gcc_cv_as_cfi_directive.
1437 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1438 merging read-only and read-write sections or assembler emits
1439 read-write .eh_frame sections.
1440 * configure: Regenerate.
1442 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1445 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1447 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1449 (rs6000_emit_prologue): Invert logic.
1450 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1451 (reg:P 11) instead of match_operand.
1452 (*save_fpregs_<mode>): Likewise.
1453 (*restore_gpregs_<mode>): Likewise.
1454 (*return_and_restore_gpregs_<mode>): Likewise.
1455 (*return_and_restore_fpregs_<mode>): Likewise.
1456 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1457 (reg:P 11) insted of match_operand.
1458 (*restore_gpregs_spe): Likewise.
1459 (*return_and_restore_gpregs_spe): Likewise.
1461 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1463 PR tree-optimization/37684
1464 * gcc.dg/graphite/pr37684.c: New.
1465 * graphite.c (exclude_component_ref): New.
1466 (is_simple_operand): Call exclude_component_ref.
1468 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1470 PR tree-optimization/36908
1471 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1472 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1473 (number_of_rw_in_partition): New.
1474 (partition_contains_all_rw): New.
1475 (ldist_gen): Do not distribute when one of the partitions
1476 contains all the memory operations.
1478 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1480 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1481 EDGE_IRREDUCIBLE_LOOP.
1483 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1485 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1486 where we have one entry point in the loop which isn't the head.
1488 2008-11-03 Richard Guenther <rguenther@suse.de>
1491 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1493 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1496 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1497 for ipa and simple ipa passes.
1499 2008-11-02 Richard Guenther <rguenther@suse.de>
1501 PR tree-optimization/37542
1502 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1503 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1504 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1505 (vn_nary_op_insert_stmt): Likewise.
1506 (visit_use): Likewise.
1508 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1510 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1512 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1513 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1514 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1515 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1516 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1517 peephole2's): Replace unspec with rotate.
1518 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1520 2008-11-02 Richard Guenther <rguenther@suse.de>
1522 PR tree-optimization/37991
1523 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1524 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1525 (set_ssa_val_to): Print if the value changed.
1526 (simplify_binary_expression): Strip useless conversions.
1528 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1531 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1534 2008-11-01 Richard Guenther <rguenther@suse.de>
1537 * builtins.c (fold_builtin_strspn): Return a size_t.
1538 (fold_builtin_strcspn): Likewise.
1540 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1542 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1543 attribute for struct return convention.
1545 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1547 * config/rs6000/crtsavres.asm: Really, really delete.
1549 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1551 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1553 (rs6000_emit_prologue): Invert logic.
1554 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1555 (reg:P 11) instead of match_operand.
1556 (*save_fpregs_<mode>): Likewise.
1557 (*restore_gpregs_<mode>): Likewise.
1558 (*return_and_restore_gpregs_<mode>): Likewise.
1559 (*return_and_restore_fpregs_<mode>): Likewise.
1560 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1561 (reg:P 11) insted of match_operand.
1562 (*restore_gpregs_spe): Likewise.
1563 (*return_and_restore_gpregs_spe): Likewise.
1565 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1567 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1568 list of word switches that take args.
1570 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1572 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1573 (s390_output_pool_entry): Call it through for_each_rtx.
1576 * expr.c (store_constructor): For vectors, if target is a MEM, use
1577 target's MEM_ALIAS_SET instead of elttype alias set.
1579 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1582 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1585 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1588 * config/rs6000/predicates.md (word_offset_memref_operand):
1589 Restructure code and look inside auto-inc/dec addresses.
1591 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1594 * libgcov.c ( __gcov_indirect_call_profiler): Check
1595 TARGET_VTABLE_USES_DESCRIPTORS.
1597 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1599 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1600 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1601 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1602 offset if eliminating soft frame pointer.
1603 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1604 (stack_protect_test_si): Add initial machine description
1605 for Stack Smashing Protector
1607 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1610 * c-common.c (min_precision): Move to...
1611 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1612 * tree.h (tree_int_cst_min_precision): Declare.
1613 * c-common.h (min_precision): Delete declaration.
1614 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1615 multiplication of non-negative integer constants.
1616 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1617 tree_int_cst_min_precision.
1618 (finish_enum): Likewise.
1620 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1623 * convert.c (convert_to_real): Do not optimize conversions of
1624 binary arithmetic operations between binary and decimal
1625 floating-point types. Consider mode of target type in determining
1626 decimal type for arithmetic. Unless
1627 flag_unsafe_math_optimizations, do not optimize binary conversions
1628 where this may change rounding behavior.
1629 * real.c (real_can_shorten_arithmetic): New.
1630 * real.h (real_can_shorten_arithmetic): Declare.
1632 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1634 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1635 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1636 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1638 (must_save_p): For some workarounds, interrupts need to clobber a
1640 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1641 and LC1 for WA_05000257.
1642 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1643 WA_05000283 and WA_05000315.
1644 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1645 (movbi): Add alternative to set CC to 1; improve code for setting
1647 (dummy_load): New pattern.
1649 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1652 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1653 BLKmode for non-memory, convert using a wider MODE_INT mode
1657 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1658 that haven't been removed yet.
1660 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1662 * config/bfin/bfin.c (struct machine_function): New member
1663 has_loopreg_clobber.
1664 (bfin_expand_movmem): Set it when generating memcpy insns.
1665 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1666 expand_epilogue_reg_restore): If we have hardware loops,
1667 memcpy insns (indicated by has_loopreg_clobber) or function
1668 calls, we need to save the loop registers.
1670 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1672 * config/i386/i386.c (core2_cost): Fix typos in comments.
1674 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1677 * combine.c (make_compound_operation): Don't call make_extraction with
1678 non-positive length.
1679 (simplify_shift_const_1): Canonicalize count even if complement_p.
1681 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1683 * convert.c (strip_float_extensions): Do not remove or introduce
1684 conversions between binary and decimal floating-point types.
1686 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1689 * fold-const.c (distribute_bit_expr): Convert common, left and
1690 right arguments to type.
1692 2008-10-28 Nick Clifton <nickc@redhat.com>
1694 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1695 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1696 call_really_used_regs array rather than the call_used_regs array.
1697 (mn10300_get_live_callee_saved_regs, expand_prologue,
1698 expand_epilogue, output_tst): Likewise.
1700 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1703 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1704 (df_get_entry_block_def_set): Neither here.
1705 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1707 PR tree-optimization/37879
1708 * predict.c (tree_estimate_probability): Check if last_stmt is
1709 non-NULL before dereferencing it.
1711 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1713 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1714 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1715 (ira_fast_allocation): Remove the prototype.
1717 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1718 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1719 (color_pass): Modify the updated costs.
1720 (ira_color): Rename to color. Make it static.
1721 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1722 (ira_color): New function.
1724 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1727 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1729 (set_allocno_live, clear_allocno_live, mark_ref_live,
1730 mark_ref_dead): Invalidate corresponding element of
1731 allocno_saved_at_call.
1732 (process_bb_node_lives): Increment last_call_num. Setup
1733 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1734 allocno was already saved.
1735 (ira_create_allocno_live_ranges): Initiate last_call_num and
1736 allocno_saved_at_call.
1738 * ira-build.c (ira_create_allocno): Initiate
1739 ALLOCNO_UPDATED_COVER_CLASS_COST.
1740 (create_cap_allocno, propagate_allocno_info,
1741 remove_unnecessary_allocnos): Remove setting updated costs.
1742 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1744 * ira.c (ira): Don't call ira_fast_allocation.
1746 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1749 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1752 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1754 * ira-int.h (ira_hard_regno_cover_class): New.
1756 * ira-lives.c (mark_reg_live, mark_reg_dead,
1757 process_bb_node_lives): Use ira_hard_regno_cover_class.
1759 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1760 (setup_hard_regno_cover_class): New function.
1761 (ira_init): Call setup_hard_regno_cover_class.
1763 * ira-costs.c (cost_class_nums): Add comment.
1764 (find_allocno_class_costs): Initiate cost_class_nums.
1765 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1767 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1770 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1771 Rename to copy_info_to_removed_store_destinations. Propagate
1772 conflict hard regs and register stack attribute.
1774 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1777 * pa.c (function_arg_padding): Pad complex and vector types
1778 upward in 64-bit runtime.
1779 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1781 2008-10-26 Matthias Klose <doko@ubuntu.com>
1783 * doc/install.texi: Document requirements on antlr.
1785 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1787 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1790 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1793 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1794 is defined, use it to modify the constant offset.
1796 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1798 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1799 and short arguments to the correct location as mandated by the ABI.
1801 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1803 PR rtl-optimization/37769
1804 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1806 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1808 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1809 unwind-dw2-Os-4-200.o.
1811 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1813 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1814 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1816 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1818 PR tree-optimization/36038
1819 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1820 add sizetype IV with initial value zero instead of pointer type.
1822 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1825 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1826 around bit operation.
1827 * profile.c (is_edge_inconsistent): Likewise.
1828 * fold-const.c (truth_value_p): Move from here...
1829 * tree.h (truth_value_p): ... to here.
1830 * c-tree.h (c_expr): Update description of original_code.
1831 * c-typeck.c (parser_build_unary_op): Set original_code.
1832 (parser_build_binary_op): Update call to warn_about_parentheses.
1833 * c-common.c (warn_about_parentheses): Take two additional
1834 arguments of the operands. Use a switch. Quote operators
1835 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1836 Add warning about !x | y and !x & y.
1837 * c-common.h (warn_about_parentheses): Update declaration.
1839 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1841 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1842 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1843 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1845 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1846 (check-%): For test targets listed in lang_checks_parallelized
1847 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1848 run the testing in multiple make goals, possibly parallel, and
1849 afterwards run dg-extract-results.sh to merge the sum and log files.
1851 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1853 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1854 (mips_move_to_gpr_cost): Likewise.
1855 (mips_move_from_gpr_cost): Likewise.
1856 (mips_register_move_cost): Make more fine-grained.
1858 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1860 * graphite.c (graphite_apply_transformations): Check for
1861 -fgraphite-identity.
1862 * toplev.c (process_options): Add graphite_identity.
1863 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1865 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1867 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1868 mulhisihl and mulhisihh builtins.
1870 From Jie Zhang <jie.zhang@analog.com>
1871 * config/bfin/bfin.md (composev2hi): Put operands into vector
1874 2008-10-22 Chao-ying Fu <fu@mips.com>
1876 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1878 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1880 From Mike Frysinger <michael.frysinger@analog.com>
1881 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1882 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1883 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1884 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1885 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1886 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1887 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1888 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1889 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1890 __ADSPBF51x__ for all of them.
1891 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1892 -mcpu bf512, bf514, bf516, and bf518.
1893 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1894 bf512-none, bf514-none, bf516-none, and bf518-none.
1895 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1896 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1897 * doc/invoke.texi (Blackfin Options): Document that
1898 -mcpu now accepts bf512, bf514, bf516, and bf518.
1900 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1903 * fold-const.c (build_range_type): For 1 .. signed_max
1904 range call build_nonstandard_inter_type if signed_type_for
1905 returned a type with bigger precision.
1907 2008-10-22 Richard Guenther <rguenther@suse.de>
1909 * tree.def (COMPLEX_TYPE): Constrain element type.
1910 * tree.c (build_complex_type): Assert that.
1911 * tree-ssa-structalias.c (could_have_pointers): Complex types
1912 cannot have pointers.
1914 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1917 * c-typeck.c (convert_for_assignment): Do not give declaration's
1918 location for builtins. Spell out which type was expected and which
1921 2008-10-22 Nick Clifton <nickc@redhat.com>
1923 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1924 the fdpic register to be a target when running in fdpic mode.
1926 2008-10-22 Rafael Espindola <espindola@google.com>
1928 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1929 newly created statements.
1931 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1934 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1935 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
1936 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
1938 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1941 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
1942 Adjust -mcmodel=medium description for 2005-07-31 changes.
1944 2008-10-22 Jan Hubicka <jh@suse.cz>
1945 Jakub Jelinek <jakub@redhat.com>
1948 * doc/invoke.texi: Remove references to obsoleted -d dumps.
1950 2008-10-21 Richard Henderson <rth@redhat.com>
1953 * emit-rtl.c (get_spill_slot_decl): Export.
1954 * emit-rtl.h (get_spill_slot_decl): Declare.
1955 * var-tracking.c (vt_add_function_parameters): Relax assertion
1956 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
1958 2008-10-21 Bob Wilson <bob.wilson@acm.org>
1960 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
1961 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
1964 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
1967 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
1968 processed by get_maxval_strlen.
1970 2008-10-21 David Edelsohn <edelsohn@gnu.org>
1973 * tree.c (get_file_function_name): Copy first_global_object_name.
1974 Centralize call to clean_symbol_name.
1976 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
1978 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
1979 * config/svr4.h (SVR4_ASM_SPEC): New.
1980 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1981 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1983 * doc/invoke.texi (Option Summary): Add -T to linker options.
1984 (Link Options): Document -T.
1986 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1988 * tree-inline.c (tree_inlinable_function_p): Remove tuples
1991 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1994 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
1996 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
1998 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2001 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2003 * doc/install.texi: Fix typos in previous patch.
2005 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2007 * doc/install.texi: Document in-tree building of gcc and mpfr.
2009 2008-10-19 Richard Guenther <rguenther@suse.de>
2011 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2013 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2016 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2017 (build_enumerator): Convert enumerators that fit in integer to
2020 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2022 * config/i386/i386.md (unnamed peephole2): Do not force memory
2023 operands of arith or logical instructions into registers for
2024 non-TARGET_READ_MODIFY targets.
2026 (ffs_cmove): Change operand 0 predicate to register_operand.
2027 Change operand 1 predicate to nonimmediate_operand.
2029 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2031 2008-10-18 Richard Guenther <rguenther@suse.de>
2033 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2034 VIEW_CONVERT_EXPR case against invalid gimple.
2036 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2038 * c-parser.c (c_parser_binary_expression): Silence the
2039 uninitialized variable warning emitted for binary_loc.
2041 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2043 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2046 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2049 * c-typeck.c (build_unary_op): Use omit_one_operand for
2050 IMAGPART_EXPR of real argument.
2052 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2054 PR tree-optimization/37664
2055 * fold-const.c (fold_binary): When optimizing comparison with
2056 highest or lowest type's value, don't consider TREE_OVERFLOW.
2058 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2061 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2062 * coverage.c: Include tm_p.h.
2063 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2064 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2065 dollar signs from PREFIX.
2066 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2067 instead of manual strip_name_encoding.
2069 2008-10-16 Richard Guenther <rguenther@suse.de>
2072 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2073 volatile qualified functions or methods as relevant.
2075 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2077 PR tree-optimization/37525
2078 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2079 sizetype unsigned constants, both in the case of C and bounds.
2081 2008-10-15 Jan Hubicka <jh@suse.cz>
2083 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2085 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2088 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2089 HARD_REGNO_CALL_PART_CLOBBERED.
2091 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2094 * ira-lives.c (mark_early_clobbers): Remove.
2095 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2096 check_and_make_def_conflicts,
2097 make_early_clobber_and_input_conflicts,
2098 mark_hard_reg_early_clobbers): New functions.
2099 (process_bb_node_lives): Call
2100 make_early_clobber_and_input_conflicts and
2101 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2103 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2104 early clobbers of pseudo-registers.
2106 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2109 * ira-build.c (ira_flattening): Recalculate
2110 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2111 from the scratch instead of the propagation.
2113 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2115 * doc/rtl.texi (const_double): Remove the "addr" operand.
2116 Describe CONST_DOUBLE_* macros under const_double rather
2118 (const_fixed): Fix the operand description.
2119 (const): Add an @findex directive.
2120 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2121 after the constant rtl table.
2122 (fix): Combine floating-point and fixed-point descriptions.
2124 * sched-deps.c (sched_analyze_2): Remove reference to
2127 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2129 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2131 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2132 for UNSPEC_GOTSYM_OFFs.
2133 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2134 (add_GOT_to_pic_reg): Use it.
2135 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2137 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2138 Harsha Jagasia <harsha.jagasia@amd.com>
2140 PR tree-optimization/37485
2141 * graphite.c (gmp_cst_to_tree): Moved.
2142 (iv_stack_entry_is_constant): New.
2143 (iv_stack_entry_is_iv): New.
2144 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2145 (loop_iv_stack_insert_constant): New.
2146 (loop_iv_stack_pop): Use new datatpype.
2147 (loop_iv_stack_get_iv): Same.
2148 (loop_iv_stack_get_iv_from_name): Same.
2149 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2150 (loop_iv_stack_patch_for_consts): New.
2151 (loop_iv_stack_remove_constants): New.
2152 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2153 (translate_clast): Call loop_iv_stack_patch_for_consts and
2154 loop_iv_stack_remove_constants.
2155 (gloog): Use new datatype. Redirect construction edge to end
2156 block to avoid accidental deletion.
2157 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2159 (union iv_stack_entry_data): New. Data in iv stack entry.
2160 (struct iv_stack_entry): New. Datatype for iv stack entries.
2162 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2164 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2165 * graphite.c (free_scop): Same.
2166 (build_scops): Same.
2167 (free_scattering): New.
2168 (build_cloog_prog): Call free_scattering.
2169 (patch_phis_for_virtual_defs): Fix memleak.
2170 (graphite_trans_bb_strip_mine): Same.
2171 (limit_scops): Same.
2173 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2174 Harsha Jagasia <harsha.jagasia@amd.com>
2176 PR tree-optimization/37828
2177 * graphite.c (graphite_trans_loop_block): Do not loop block
2178 single nested loops.
2180 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2182 PR tree-optimization/37686
2183 * tree-loop-linear.c (linear_transform_loops): Build a
2184 loop nest vector. Pass it to lambda_compute_access_matrices.
2185 * tree-data-ref.h (struct access_matrix): Store the loop nest
2186 relative to which it encodes the information.
2187 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2188 (am_vector_index_for_loop): Reimplemented: iterate over the
2189 loop nest for finding the loop index in the access matrix.
2190 (lambda_compute_access_matrices): Update declaration.
2191 * lambda-code.c (build_access_matrix): Pass the loop nest and
2193 (lambda_compute_access_matrices): Same.
2195 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2197 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2198 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2199 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2200 already implies hard float. Also fix several insn condition
2201 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2203 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2206 Based on patches by Laurent Vivier.
2207 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2208 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2209 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2210 dollar sign to underscore.
2211 (ASM_OUTPUT_EXTERNAL): Same.
2212 (ASM_OUTPUT_LABELREF): New.
2213 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2215 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2216 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2217 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2218 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2220 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2222 PR tree-optimization/36881
2223 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2224 that each value doesn't need runtime relocations, for !flag_pic
2225 check that each value is just a valid initializer constant.
2227 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2229 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2230 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2231 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2232 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2234 (REG_CLASS_NAMES): Update accordingly.
2235 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2236 rather than an unpredictable descriptive string.
2237 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2238 (mips_register_move_cost): Check for specific COP*_REGS classes,
2239 instead of ALL_COP_AND_GR_REGS.
2240 (mips_ira_cover_classes): New function.
2241 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2242 (TARGET_IRA_COVER_CLASSES): Define.
2244 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2247 * tree.c (build_type_attribute_qual_variant): Hash on the
2248 unqualified type, and don't overwrite an existing
2249 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2250 allow distinguishing between wchar_t and its underlying type. This
2251 also means that we'll retain a little more typedef information.
2253 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2254 Dmitry Melnik <dm@ispras.ru>
2255 Dmitry Zhurikhin <zhur@ispras.ru>
2256 Alexander Monakov <amonakov@ispras.ru>
2257 Maxim Kuvyrkov <maxim@codesourcery.com>
2259 * target.h (struct gcc_target): Update prototypes of needs_block_p
2261 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2262 * sel-sched.c (create_speculation_check): Likewise.
2263 * doc/tm.texi: Provide documentation for new target hooks.
2265 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2266 (ia64_gen_spec_insn): Removed.
2267 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2268 ia64_gen_spec_check): New static functions.
2269 (ia64_alloc_sched_context, ia64_init_sched_context,
2270 ia64_set_sched_context, ia64_clear_sched_context,
2271 ia64_free_sched_context, ia64_get_insn_spec_ds,
2272 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2273 (ia64_needs_block_p): Change prototype.
2274 (ia64_gen_check): Rename to ia64_gen_spec_check.
2275 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2276 into declaration, add special memory dependencies handling.
2277 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2278 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2279 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2280 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2281 Define new target hooks.
2282 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2283 (ia64_optimization_options): Turn on selective scheduling with -O3,
2284 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2285 default with selective scheduling.
2286 (ia64_override_options): Initialize align_loops and align_functions
2287 to 32 and 64, respectively. Set global selective scheduling flags
2288 according to target-dependent flags.
2289 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2290 (group_barrier_needed): Use new mstop-bit-before-check flag.
2292 (dfa_state_size): Make global.
2293 (spec_check_no, max_uid): Remove.
2294 (mem_ops_in_group, current_cycle): New variables.
2295 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2296 Initialize new variables.
2297 (is_load_p, record_memory_reference): New functions.
2298 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2300 (ia64_variable_issue): Change use of current_sched_info to
2301 sched_deps_info. Update comment. Note if a load or a store is issued.
2302 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2303 advance if maximal number of loads or stores was issued on current
2305 (scheduled_good_insn): New static helper function.
2306 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2307 a group barrier is needed. Fix vertical spacing. Guard the code
2308 doing state transition with last_scheduled_insn check.
2309 Mark that a stop bit should be before current insn if there was a
2310 cycle advance. Update current_cycle and mem_ops_in_group.
2311 (ia64_h_i_d_extended): Change use of current_sched_info to
2312 sched_deps_info. Reallocate stops_p by larger chunks.
2313 (struct _ia64_sched_context): New structure.
2314 (ia64_sched_context_t): New typedef.
2315 (ia64_alloc_sched_context, ia64_init_sched_context,
2316 ia64_set_sched_context, ia64_clear_sched_context,
2317 ia64_free_sched_context): New static functions.
2318 (gen_func_t): New typedef.
2319 (get_spec_load_gen_function): New function.
2320 (SPEC_GEN_EXTEND_OFFSET): Declare.
2321 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2322 (get_mode_no_for_insn): Change the condition that prevents use of
2323 special hardware registers so it can now handle pseudos.
2324 (get_spec_unspec_code): New function.
2325 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2326 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2327 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2328 during selective scheduling.
2329 (ia64_speculate_insn): Use ds_get_speculation_types when
2330 determining whether we need to change the pattern.
2331 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2332 (ia64_spec_check_src_p): Support new speculation/check codes.
2333 (struct bundle_state): New field.
2334 (issue_nops_and_insn): Initialize it.
2335 (insert_bundle_state): Minimize mid-bundle stop bits.
2336 (important_for_bundling_p): New function.
2337 (get_next_important_insn): Use important_for_bundling_p.
2338 (bundling): When shifting TImode from unimportant insns, ignore
2339 also group barriers. Assert that best state is found before
2340 the backward bundling pass. Print number of mid-bundle stop bits.
2341 Minimize mid-bundle stop bits. Check correct calculation of
2342 mid-bundle stop bits.
2343 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2344 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2346 (sel2_run): New variable.
2347 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2348 selective scheduling pass instead of schedule_ebbs.
2350 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2351 (UNSPEC_LDS_A): New UNSPEC.
2352 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2353 movti_internal, movsf_internal, movdf_internal,
2354 movxf_internal): Make visible. Add speculable* attributes.
2355 (output_c_nc): New mode attribute.
2356 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2357 mov<mode>_nc, zero_extend<mode>di2_nc,
2358 advanced_load_check_nc_<mode>): New insns.
2359 (zero_extend*): Add speculable* attributes.
2361 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2362 (msched-stop-bits-after-every-cycle): Likewise.
2363 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2365 (msched-spec-verbose): Remove.
2366 (msched-prefer-non-data-spec-insns,
2367 msched-prefer-non-control-spec-insns,
2368 msched-count-spec-in-critical-path,
2369 msel-sched-dont-check-control-spec): Use Target Report Var
2370 instead of Common Report Var.
2372 * config/ia64/itanium2.md: Remove incorrect bypass.
2374 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2376 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2379 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2380 and -fhelp=separate.
2382 2008-10-14 Ben Elliston <bje@au.ibm.com>
2384 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2386 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2388 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2391 2008-10-13 Matthias Klose <doko@ubuntu.com>
2393 * config/pa/linux-atomic.c: Work around missing header file
2394 for hppa64-linux-gnu targets.
2396 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2397 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2398 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2399 Grace Cao <grace_cao@playstation.sony.com>
2401 * doc/invoke.texi (-mgen-cell-microcode): Document.
2402 (-mwarn-cell-microcode): Document.
2403 * cfglayout.c (locator_location): Export.
2404 * rtl.h (locator_location): Define prototype.
2405 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2407 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2408 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2409 (mwarn-cell-microcode): New option.
2410 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2411 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2412 cell and not already set.
2413 Turn off string instructions if not generating cell microcode.
2414 (rs6000_final_prescan_insn): New function that warns about microcoded
2416 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2417 * config/rs6000/rs6000.md
2418 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2419 the instruction would have been microcoded on the Cell. Set
2420 cell_micro to always on unnamed patterns for the string instructions.
2421 (cell_micro): Update definition, remove load/store conditional
2423 (sign_extend:DI): Define new pattern for non microcoded version.
2424 (sign_extend:SI): Likewise.
2425 (compare (div:P)): Set cell_micro to not.
2426 (andsi3): Define as an expand.
2427 (andsi3_mc): New pattern.
2428 (andsi3_nomc): New pattern.
2429 (andsi3_internal0_nomc): New pattern.
2430 (andsi3_internal2): Rename to ...
2431 (andsi3_internal2_mc): this and enable iff generating microcode.
2432 (andsi3_internal3): Rename to ...
2433 (andsi3_internal3_mc): this and enable iff generating microcode.
2434 (andsi3_internal4): Enable iif generating microcode.
2435 (andsi3_internal5): Rename to ..
2436 (andsi3_internal5_mc): this and enable iff generating microcode.
2437 (andsi3_internal5_nomc): New pattern.
2438 (extzvdi_internal1): Enable iff generating microcode.
2439 (extzvdi_internal2): Likewise.
2440 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2441 (anddi3): Change to expand.
2442 (anddi3_mc): Rename from anddi3.
2443 (anddi3_no_mc): New pattern.
2444 (anddi3_internal2): Rename to ..
2445 (anddi3_internal2_mc): this and enable iff generating microcode.
2446 (anddi3_internal2_nomc): New pattern.
2447 (anddi3_internal3): Rename to ..
2448 (anddi3_internal3_mc): this and enable iff generating microcode.
2449 (anddi3_internal3_nomc): New pattern.
2450 (movti_string): Set cell_micro to always if TARGET_STRING.
2451 (stmsi8): Set cell_micro to always.
2457 (stmsi8_power): Likewise.
2458 (stmsi7_power): Likewise.
2459 (stmsi6_power): Likewise.
2460 (stmsi5_power): Likewise.
2461 (stmsi4_power): Likewise.
2462 (stmsi3_power): Likewise.
2463 (movsi_update2): Enable iff generating microcode.
2464 (movhi_update3): Likewise.
2465 (lmw): Set cell_micro to always.
2467 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2469 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2470 * config/s390/s390.c (machine_function): Remove
2471 decomposed_literal_pool_addresses_ok_p.
2472 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2473 the difference of two labels.
2474 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2475 (s390_pool_offset): New function.
2476 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2477 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2479 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2481 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2482 (powerpc*-*-linux-gnu*): Describe.
2483 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2484 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2485 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2486 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2487 config/rs6000/e500crtres32gpr.asm,
2488 config/rs6000/e500crtres64gpr.asm,
2489 config/rs6000/e500crtres64gprctr.asm,
2490 config/rs6000/e500crtrest32gpr.asm,
2491 config/rs6000/e500crtrest64gpr.asm,
2492 config/rs6000/e500crtresx32gpr.asm,
2493 config/rs6000/e500crtresx64gpr.asm,
2494 config/rs6000/e500crtsav32gpr.asm,
2495 config/rs6000/e500crtsav64gpr.asm,
2496 config/rs6000/e500crtsav64gprctr.asm,
2497 config/rs6000/e500crtsavg32gpr.asm,
2498 config/rs6000/e500crtsavg64gpr.asm,
2499 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2500 * config/rs6000/crtsavres.asm: Really remove.
2502 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2505 * c-format.c (convert_format_name_to_system_name): Use
2506 TARGET_OVERRIDES_FORMAT_INIT.
2507 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2508 * config/i386/mingw.opt: New.
2509 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2510 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2511 (ms_printf_length_specs): Removed const specifier.
2512 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2513 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2515 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2517 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2518 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2520 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2523 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2524 sure that ref has valid bb.
2526 2008-10-12 Richard Henderson <rth@redhat.com>
2529 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2530 * alias.c (value_addr_p, stack_addr_p): Remove.
2531 (nonoverlapping_memrefs_p): Remove IRA special case.
2532 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2533 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2534 * reload1.c (alter_reg): Use it.
2536 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2538 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2539 of registers instead of eax, ebx, ecx and edx. Use for loop
2540 and check register for non-zero value before the call
2541 to decode_caches_intel.
2543 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2545 PR rtl-optimization/37448
2546 * df.h: (df_ref_class): New enum.
2547 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2548 (struct df_ref): Replaced with union df_ref_d.
2549 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2550 New members of df_ref_d union.
2551 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2552 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2553 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2554 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2555 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2556 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2557 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2558 (df_scan_bb_info, df_bb_regno_first_def_find,
2559 df_bb_regno_last_def_find, df_find_def, df_find_use,
2560 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2561 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2562 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2563 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2564 Replaced struct df_ref * with df_ref.
2565 * df-scan.c (df_collection_rec, df_null_ref_rec,
2566 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2567 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2568 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2569 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2570 df_reorganize_refs_by_reg_by_reg,
2571 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2572 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2573 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2574 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2575 df_bb_refs_record, df_exit_block_uses_collect,
2576 df_record_exit_block_uses, df_reg_chain_mark,
2577 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2578 df_ref * with df_ref.
2579 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2580 df_ref_class parameter.
2581 (df_scan_problem_data): Added new pools for different types of refs.
2582 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2583 df_ref_create_structure): Processed new ref pools.
2584 (df_scan_start_dump): Added counts of refs and insns.
2585 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2586 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2587 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2588 code to pass df_ref_class down to ref creation functions.
2589 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2590 df_reg_chain_mark): Use macros to hide references to df_refs.
2591 (df_ref_chain_change_bb): Removed.
2592 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2593 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2594 Enhanced to understand df_ref union structure.
2595 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2596 all_uses_available_at, update_df, try_fwprop_subst,
2597 forward_propagate_subreg, forward_propagate_and_simplify,
2598 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2599 df_ref * with df_ref.
2600 (use_killed_between, all_uses_available_at): Use macros to hide
2601 references to df_refs.
2602 * regstat.c (regstat_bb_compute_ri,
2603 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2605 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2606 see_handle_relevant_refs, see_analyze_one_def,
2607 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2608 struct df_ref * with df_ref.
2609 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2610 global_conflicts): Replaced struct df_ref * with df_ref.
2611 * ddg.c (create_ddg_dep_from_intra_loop_link,
2612 add_cross_iteration_register_deps, build_inter_loop_deps):
2613 Replaced struct df_ref * with df_ref.
2614 (create_ddg_dep_from_intra_loop_link,
2615 add_cross_iteration_register_deps): Use macros to hide references
2617 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2618 df_ref * with df_ref.
2619 * df-core.c (df_bb_regno_first_def_find,
2620 df_bb_regno_last_def_find, df_find_def, df_find_use,
2621 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2622 debug_df_ref): Replaced struct df_ref * with df_ref.
2623 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2624 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2626 * web.c (union_defs, entry_register, replace_ref, web_main):
2627 Replaced struct df_ref * with df_ref.
2628 (union_defs, replace_ref): Use macros to hide references to df_refs.
2629 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2630 Replaced struct df_ref * with df_ref.
2631 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2632 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2633 Replaced struct df_ref * with df_ref.
2634 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2635 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2637 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2638 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2639 df_compute_accessed_bytes_strict_low_part,
2640 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2641 Replaced struct df_ref * with df_ref.
2642 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2643 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2644 df_ref * with df_ref.
2645 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2646 check_dependency, check_dependencies, record_uses): Replaced
2647 struct df_ref * with df_ref.
2648 (invariant_for_use, check_dependency): Use macros to hide
2649 references to df_refs.
2650 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2651 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2652 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2653 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2654 references to df_refs.
2655 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2657 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2658 * df-problems.c (df_rd_bb_local_compute_process_def,
2659 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2660 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2661 df_chain_remove_problem, df_chain_create_bb_process_use,
2662 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2663 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2664 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2665 df_byte_lr_simulate_artificial_refs_at_top,
2666 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2667 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2668 df_simulate_uses, df_simulate_artificial_refs_at_end,
2669 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2671 (df_chain_dump): Use macros to hide references to df_refs.
2672 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2673 df_ref * with df_ref.
2674 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2675 mark_artificial_uses, mark_reg_dependencies,
2676 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2678 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2680 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2682 (array_ref_element_size): Likewise.
2683 (array_ref_low_bound): Likewise.
2684 (array_ref_up_bound): Likewise.
2685 * expr.c (contains_packed_reference): Likewise.
2686 (array_ref_element_size): Likewise.
2687 (array_ref_low_bound): Likewise.
2688 (array_ref_up_bound): Likewise.
2689 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2690 with ARRAY_RANGE_REF.
2691 (idx_find_step): Likewise.
2692 (idx_record_use): Likewise.
2693 (strip_offset_1): Likewise.
2694 (idx_remove_ssa_names): Likewise.
2696 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2697 Andi Kleen <ak@linux.intel.com>
2699 * config/i386/cpuid.h (__cpuid_count): New defines.
2700 * config/i386/driver-i386.c (struct cache_desc): New structure.
2701 (describe_cache): Use struct cache_desc to pass cache descriptions.
2702 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2703 (detect_caches_amd): Use struct cache_desc to describe caches.
2704 (decode_caches_intel): Use struct cache_desc to pass cache
2705 descriptions. Update descriptions to match latest (rev -032,
2706 December 2007) CPUID documentation. Do not check valid bit here.
2707 Check for Xeon MP value 0x49 problems.
2708 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2709 Check valid bit before calling decode_caches_intel. Detect number
2710 of times to repeat CPUID instruction.
2711 (detect_caches_cpuid4): New function.
2712 (detect_caches_intel): Depending on max_level, call
2713 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2714 only when other methods fail to provide valid L2 cache description.
2716 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2719 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2720 it to PIC call patterns.
2721 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2722 code generation and attributes from pattern. Change peephole2 to
2723 split for noreturn case. Revise split pattern for non noreturn case.
2724 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2725 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2726 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2729 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2731 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2732 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2734 (divdf3): Reformat long line.
2736 2008-10-11 Michael J. Eager <eager@eagercon.com>
2738 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2740 (rs6000_handle_option): Process -mfpu options.
2741 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2742 (enum fpu_type_t): New.
2743 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2744 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2746 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2747 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2748 * config/rs6000/rs6000.opt (-mfpu): New.
2749 (-mxilinx-fpu): New.
2750 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2751 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2752 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2753 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2754 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2756 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2759 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2760 LO_SUM on Darwin if mode has just one unit.
2762 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2765 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2766 has been optimized out.
2768 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2770 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2771 instead of PIC_DIRECT_ADDR_P.
2772 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2773 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2774 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2775 (PIC_OFFSET_P): Rename to...
2776 (PCREL_SYMOFF_P): ...this.
2777 (PIC_DIRECT_ADDR_P): Delete.
2778 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2780 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2781 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2782 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2783 * config/sh/sh.c (print_operand): Remove CONST handling.
2784 (unspec_caller_rtx_p): Rewrite to use split_const and check
2785 the operands of UNSPEC bases.
2786 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2787 with (unspec [A B] UNSPEC_SYMOFF).
2788 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2789 UNSPEC_PCREL_SYMOFF.
2790 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2791 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2792 (UNSPEC_EXTRACT_U16): Likewise.
2793 (UNSPEC_SYMOFF): Likewise.
2794 (UNSPEC_PCREL_SYMOFF): Likewise.
2795 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2797 (movsi_const_16bit): Likewise.
2798 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2799 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2800 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2801 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2802 with (unspec [A B] UNSPEC_SYMOFF).
2803 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2804 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2805 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2806 (Csu): Likewise UNSPEC_EXTRACT_U16.
2807 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2808 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2810 2008-10-10 Stepan Kasal <skasal@redhat.com>
2812 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2813 for loop strip mining and loop blocking.
2815 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2817 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2818 vary types depending on debug info.
2820 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2822 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2823 before ensuring it's already computed.
2825 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2827 * rtl.h (locator_eq): New decl.
2828 * cfglayout.c (locator_scope): New function.
2829 (insn_scope): Use it.
2830 (locator_eq): New function.
2831 (fixup_reorder_chain): Search for last insn in src bb
2832 that has locator set or first insn in dest bb. Use
2833 locator_eq instead of == to compare locators.
2834 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2835 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2836 == to compare locators.
2838 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2840 * gimple-low.c (lower_function_body, lower_gimple_return,
2841 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2842 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2843 goto_block on edges if goto_locus is known.
2846 * tree.h (get_object_alignment): Declare.
2847 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2848 get_object_alignment if needed.
2849 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2851 (get_object_alignment): ... here. New function. Try harder to
2852 determine alignment from get_inner_reference returned offset.
2854 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2856 * graphite.c (gloog): Don't call find_unreachable_blocks
2857 before delte_unreachable_blocks.
2859 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2860 goto_locus of true_edge into RTL locator.
2862 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2864 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2865 (*jcc_btdi_mask_rex64): Ditto.
2867 (*jcc_btsi_mask): Ditto.
2868 (*jcc_btsi_1): Ditto.
2869 (*jcc_btsi_mask_1): Ditto.
2871 2008-10-08 Paul Brook <paul@codesourcery.com>
2873 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2874 compatible profiler (__gnu_mcount_nc).
2875 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2877 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2879 * config/i386/i386.c (initial_ix86_tune_features): Add
2880 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2881 * config/i386/i386.h (ix86_tune_indices): Likewise.
2882 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2884 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2885 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2886 for FP to FP splitters.
2888 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2890 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2893 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2897 PR rtl-optimization/37341
2898 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2899 to ORIG_BB, pass through ORIG_BB recursively.
2900 (cse_condition_code_reg): Adjust caller.
2902 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2904 * sdbout.c (sdbout_one_type): Treat the value type
2905 CONST_DECL for enumerals.
2907 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2909 * config/i386/i386.md: Remove trailing white spaces.
2911 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2913 PR rtl-optimization/37448
2914 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2915 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2917 (struct output_info) [count]: Renamed total_created and made
2919 (struct output_info) [size]: Renamed total_allocated and made
2921 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2922 Properly keep track of desc->size.
2923 (print_statistics, dump_alloc_pool_statistics): Enhance the
2924 printing of statistics to print the number of elements and to use
2927 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2930 * opts.h (CL_SAVE): Move up to flags range.
2931 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2932 CL_COMMON): Renumber.
2933 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2934 * opts.c (common_handle_option): Revert last change.
2936 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2938 * config/i386/i386-protos.h (ix86_schedule): New.
2940 * config/i386/i386.c (ix86_schedule): New.
2941 (override_options): Add schedule to processor_alias_table. Set
2942 ix86_schedule from the schedule field in processor_alias_table.
2943 (ix86_function_specific_save): Save ix86_schedule.
2944 (ix86_function_specific_restore): Restore ix86_schedule.
2946 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
2947 ix86_tune. Add none and remove i386, i486, pentium4, nocona
2950 * config/i386/i386.opt: Add schedule.
2952 * config/i386/ppro.md: Remove generic32.
2954 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
2957 * expr.c (count_type_elements): Handle ERROR_MARK.
2959 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2964 * basic-block.h (struct edge_def): Add goto_block field.
2965 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
2966 one insn with locus corresponding to edge's goto_locus if !optimize.
2967 * profile.c (branch_prob): Copy edge's goto_block.
2968 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
2970 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
2971 locator in between the merged basic blocks if !optimize and needed.
2972 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
2973 goto_locus into RTL locator. For unconditional jump use that
2974 locator for the jump insn.
2975 (expand_gimple_cond): Convert goto_block and goto_locus into
2976 RTL locator for all remaining edges. For unconditional jump
2977 use that locator for the jump insn.
2978 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
2979 there is more than one edge or insn locator along the forwarding
2980 edges and !optimize. If there is just one, set e->goto_locus.
2981 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
2983 (move_block_to_fn): Adjust edge's goto_block.
2985 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2988 * expmed.c (expand_mult): Properly check DImode constant in
2991 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2994 * dwarf2out.c (common_block_die_table): New variable.
2995 (common_block_die_table_hash, common_block_die_table_eq): New
2997 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
2998 COMMON block in the current scope rather than globally. Optimize
2999 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3000 DW_OP_addr SYMBOL_REF+off.
3002 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3004 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3005 Return true for non-addressable GIMPLE operands.
3007 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3010 * config/i386/i386.c (initial_ix86_tune_features): Remove
3011 X86_TUNE_USE_BIT_TEST.
3012 * config/i386/i386.h (ix86_tune_indices): Likewise.
3013 (TARGET_USE_BIT_TEST): Removed.
3015 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3017 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3019 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3021 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3022 (mul<mode>3_mul3): ... into this new template.
3024 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3026 * gimplify.c (gimplify_arg): Add location argument. Use it.
3027 (gimplify_call_expr): Pass location to gimplify_arg.
3028 (gimplify_modify_expr_to_memcpy): Same.
3029 (gimplify_modify_expr_to_memset): Same.
3031 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3033 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3034 Update calls to build_unary_op and build_indirect_ref for location
3037 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3040 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3041 * c-typeck.c (array_to_pointer_conversion): Pass location to
3043 (function_to_pointer_conversion): Use error_at and warning_at.
3044 (build_indirect_ref): Same.
3045 (build_array_ref): Pass location to build_binary_op.
3046 (parser_build_unary_op): Do not set location after calling
3048 (build_unary_op): Add location argument. Use it throughout. Set
3049 EXPR_LOCATION before returning new tree.
3050 (build_modify_expr): Same.
3051 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3053 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3054 build_indirect_ref, build_modify_expr.
3055 (c_finish_omp_for): Same. Use error_at instead of error.
3056 * c-common.c (c_common_truthvalue_conversion): Pass location to
3058 (warn_for_div_by_zero): Add location argument.
3059 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3060 build_unary_op, warn_for_div_by_zero.
3061 * c-parser.c (c_parser_typeof_specifier): Use
3062 protected_set_expr_location.
3063 (c_parser_statement_after_labels): Same.
3064 (c_parser_condition): Same.
3065 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3066 (c_parser_conditional_expression): Use protected_set_expr_location.
3067 (c_parser_unary_expression): Pass location to build_indirect_ref.
3068 (c_parser_postfix_expression_after_primary): Pass location to
3069 build_indirect_ref, build_unary_op.
3070 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3072 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3074 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3075 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3076 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3078 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3079 (mips_issue_rate): Handle PROCESSOR_R10000.
3080 * config/mips/mips.md (cpu): Add r10000.
3082 * config/mips/10000.md: New file.
3084 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3086 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3087 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3088 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3090 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3092 * config/darwin-protos.h (machopic_function_base_name): Delete.
3093 (machopic_function_base_sym): Likewise.
3094 (machopic_gen_offset): Declare.
3095 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3096 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3097 * config/darwin.c (machopic_function_base_name): Delete.
3098 (machopic_function_base_sym): Likewise.
3099 (gen_pic_offset): Rename to...
3100 (machopic_gen_offset): ...this and remove the pic_base argument.
3101 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3102 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3103 crtl->uses_pic_offset_table.
3104 (machopic_indirect_data_reference): Use new machopic_gen_offset
3106 (machopic_legitimize_pic_address): Likewise.
3107 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3109 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3110 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3111 * config/i386/i386.c (output_set_got): Likewise.
3112 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3114 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3115 (legitimate_address_p): Likewise.
3116 (output_pic_addr_const): Likewise.
3117 (output_addr_const_extra): Likewise.
3118 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3119 match an UNSPEC rather than a MINUS.
3120 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3121 (builtin_setjmp_receiver): Use machopic_gen_offset.
3122 * config/i386/predicates.md (pic_symbolic_operand): Handle
3123 UNSPEC_MACHOPIC_OFFSET.
3125 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3126 Use machopic_gen_offset and machopic_operand_p.
3127 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3128 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3129 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3130 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3131 Set crtl->uses_pic_offset_table.
3133 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3135 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3137 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3138 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3139 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3140 (constant_pool_expr_p): Use split_const and check the base.
3141 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3143 (legitimate_constant_pool_address_p): Check toc_relative_p
3144 instead of constant_pool_expr_p.
3145 (print_operand_address): Always use output_addr_const for
3146 constant pool addresses.
3147 (rs6000_output_addr_const_extra): New function.
3148 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3150 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3154 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3155 (mark_ref_live, mark_ref_dead): Use them.
3156 (def_conflicts_with_inputs_p): Remove.
3157 (mark_early_clobbers): New function.
3158 (process_bb_node_lives): Call preprocess_constraints and
3159 mark_early_clobbers.
3161 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3163 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3165 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3166 lib with -mthread switch.
3168 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3171 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3172 function in two, making it call a new and reusable
3173 dwarf2out_imported_module_or_decl() that takes the containing
3174 BLOCK of the declaration in argument.
3175 (dwarf2out_imported_module_or_decl_real): New function.
3176 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3177 IMPORTED_DECL in account.
3178 * tree.def: Added IMPORTED_DECL node type.
3179 * tree.h: Added accessors for IMPORTED_DECL nodes.
3180 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3182 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3184 * doc/gimple.texi: Fix some typos, wrap some long lines,
3185 fix some broken wraps with continuations.
3186 * tree-ssa-reassoc.c: Fix comment typos.
3188 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3191 * pa.c (legitimize_pic_address): Force function labels to memory in
3194 2008-10-04 Anton Blanchard <anton@samba.org>
3196 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3197 (rs6000_split_atomic_op): Same.
3198 (rs6000_split_compare_and_swap): Same.
3199 (rs6000_split_compare_and_swapqhi): Same.
3201 2008-10-04 Richard Guenther <rguenther@suse.de>
3203 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3204 instead of pointer equality.
3205 (vn_nary_op_eq): Likewise.
3207 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3209 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3211 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3212 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3214 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3216 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3217 Revert previous change.
3219 2008-10-03 Tom Tromey <tromey@redhat.com>
3221 * stringpool.c (ggc_alloc_string): Terminate string.
3223 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3225 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3226 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3227 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3230 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3233 2008-10-03 Pascal Obry <obry@adacore.com>
3235 * gcov.c (create_file_names): Properly handle UNIX and DOS
3236 directory separators.
3237 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3238 separator to '~' to ensure clean filenames on Windows.
3240 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3242 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3243 Add a null terminator to the stripped name.
3245 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3247 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3248 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3249 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3250 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3251 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3252 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3253 TARGET_SINGLE_FLOAT.
3255 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3257 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3259 2008-10-02 Richard Guenther <rguenther@suse.de>
3262 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3263 and VECTOR_TYPE recurse with useless_type_conversion_p which
3264 properly handles void pointer conversion.
3266 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3269 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3270 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3272 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3274 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3275 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3276 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3277 they translate to non builtins.
3278 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3279 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3280 __builtin_vec_promote, __builtin_vec_extract, and
3281 __builtin_vec_insert.
3282 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3283 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3284 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3285 * config/rs6000/altivec.h (vec_extract): Define
3286 (vec_insert): Define.
3287 (vec_splats): Define.
3288 (vec_promote): Define.
3290 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3291 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3292 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3294 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3296 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3297 prototype. Add new parameter, blk.
3298 Use BLKmode for the MEM if blk is true.
3299 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3300 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3301 ALTIVEC_BUILTIN_STVRXL.
3302 Update usage of altivec_expand_lv_builtin.
3303 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3304 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3305 (altivec_init_builtins): If compiling for the Cell, also define the
3307 * config/rs6000/rs6000.h (rs6000_builtins): Define
3308 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3309 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3310 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3311 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3312 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3313 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3314 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3315 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3316 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3317 UNSPEC_STVRX, and UNSPEC_STVRXL.
3318 (altivec_lvlx): New pattern.
3319 (altivec_lvlxl): New pattern.
3320 (altivec_lvrx): New pattern.
3321 (altivec_lvrxl): New pattern.
3322 (altivec_stvlx): New pattern.
3323 (altivec_stvlxl): New pattern.
3324 (altivec_stvrx): New pattern.
3325 (altivec_stvrxl): New pattern.
3326 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3327 (vec_lvlxl): Likewise.
3328 (vec_lvrx): Define if PPU is defined.
3329 (vec_lvrxl): Likewise.
3330 (vec_stvlx): Define if PPU is defined.
3331 (vec_stvlxl): Likewise.
3332 (vec_stvrx): Define if PPU is defined.
3333 (vec_stvrxl): Likewise.
3335 2008-10-01 Geert Bosch <bosch@adacore.com>
3337 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3339 2008-10-01 Richard Guenther <rguenther@suse.de>
3341 PR tree-optimization/37617
3342 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3343 do not add to the NEW_SETS.
3345 2008-10-01 Richard Guenther <rguenther@suse.de>
3348 * tree-vrp.c (execute_vrp): If we optimized away the default
3349 case make sure to promote the label that got in place of it
3350 to a default case label.
3352 2008-10-01 Richard Henderson <rth@redhat.com>
3355 * tree-complex.c (set_component_ssa_name): Don't optimize
3356 is_gimple_min_invariant values with ssa_names in abnormal phis.
3358 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3360 PR tree-optimization/37662
3361 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3362 commutative binary operation if they are in the wrong order and
3363 fold_build2 produces non-GIMPLE.
3365 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3367 PR tree-optimization/37662
3368 PR tree-optimization/37663
3369 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3370 get_value_range with non-SSA_NAME. Don't assert operands have been
3371 folded, instead just bail out.
3373 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3375 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3377 2008-09-30 Richard Guenther <rguenther@suse.de>
3380 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3381 build restrict-qualified pointers.
3382 (vectorizable_store): Move alias check later.
3383 (vectorizable_load): Likewise.
3385 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3387 * c-common.c (empty_if_body_warning): Remove.
3388 * c-common.h (empty_if_body_warning): Remove.
3389 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3390 here the -Wempty-body warning for `if' and `else' statements.
3391 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3393 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3395 * config/i386/i386.opt: Add msse2avx.
3397 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3398 * config/i386/linux64.h (ASM_SPEC): Likewise.
3400 * doc/invoke.texi: Document -msse2avx.
3402 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3404 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3406 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3408 * ifcvt.c (noce_emit_store_flag): If using condition from original
3409 jump, reverse it if if_info->cond was reversed.
3411 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3413 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3414 non-constant memory if it cannot be forced to constant memory.
3415 Overhaul surrounding code and factor out common condition.
3417 2008-09-29 Jeff Law <law@redhat.com>
3419 * reload1.c (alter_reg): Add missing curly braces.
3421 2008-09-29 Michael J. Eager <eager@eagercon.com>
3423 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3425 * config/rs6000/rs6000.c (rs6000_override_options): Move
3426 rs6000_init_hard_regno_mode_ok after all options changed.
3427 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3428 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3429 -msimple-fpu flags. Add warning messages if single FP not configured.
3430 (rs6000_file_start): Output gnu_attribute for single-float.
3431 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3432 (rs6000_legitimize_address): Likewise.
3433 (rs6000_legitimize_reload_address): Likewise.
3434 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3435 TARGET_SINGLE_FLOAT.
3436 (function_arg_advance): Likewise (partial conversion).
3437 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3438 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3439 TARGET_SINGLE_FLOAT.
3440 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3441 (rs6000_emit_prologue): Likewise.
3442 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3443 TARGET_SINGLE_FLOAT.
3444 (rs6000_libcall_value): Likewise.
3445 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3446 (TARGET_DOUBLE_FLOAT): New default to 1
3447 (TARGET_SIMPLE_FPU): New default to 0
3448 (TARGET_SINGLE_FPU): New default to 0
3449 (TARGET_SINGLE_FLOAT_MODE): New.
3450 (TARGET_DOUBLE_FLOAT_MODE): New.
3451 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3452 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3454 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3455 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3456 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3457 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3458 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3459 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3460 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3461 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3462 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3463 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3464 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3465 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3466 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3467 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3468 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3469 cmptf_internal1, *cmptf_internal2): Condition on
3470 TARGET_DOUBLE_FLOAT.
3471 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3472 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3473 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3474 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3475 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3476 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3477 TARGET_SINGLE_FLOAT.
3478 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3479 * config/rs6000/rs6000.opt (-msingle-float): New.
3480 (-mdouble-float): New.
3481 (-msimple-fpu): New.
3482 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3483 -msingle-float, -mdouble-float, -msimple-fpu options.
3484 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3485 _SOFT_DOUBLE for -msingle-float.
3486 * config.gcc: New config for target=powerpc-xilinx-eabi.
3488 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3490 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3491 have exit and entry.
3492 (new_scop): Take entry and exit edge to define new SCoP.
3493 (sd_region_p): New structure used during SCoP detection.
3494 (move_scops): Delete.
3495 (move_sd_regions): New.
3496 (scopdet_info): Change the definition from edges back to basic_blocks.
3497 (scopdet_edge_info): Work on basic_blocks and rename to
3498 scopdet_basic_block_info.
3499 (split_difficult_bb): At the moment removed. We should later
3500 add it at another place.
3501 (build_scops_1): Work on basic_blocks.
3502 (bb_in_sd_region): New.
3503 (find_single_entry_edge): New.
3504 (find_single_exit_edge): New.
3505 (create_single_entry_edge): New.
3506 (sd_region_without_exit): New.
3507 (create_single_exit_edge): New.
3508 (unmark_exit_edges): New.
3509 (mark_exit_edges): New.
3510 (create_sese_edges): New.
3511 (build_graphite_scops): New.
3512 (build_scops): Make SCoPs SESE.
3513 (limit_scops): Use the new functions.
3515 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3517 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3519 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3522 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3523 address to a register before taking the lower part.
3525 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3527 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3530 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3531 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3534 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3535 the newly created variable.
3536 Create a VECTOR_CST of all 1s for vector types.
3538 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3541 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3543 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3545 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3546 order to convert between modes.
3547 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3549 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3551 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3554 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3557 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3561 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3563 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3564 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3565 them to yield false with MIPS16.
3567 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3570 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3571 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3572 mem_loc_descriptor failed. Accept UNSPEC.
3573 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3574 fail if one of the loc_descriptor calls for pieces failed.
3575 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3576 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3577 if loc_descriptor_from_tree_1 on offset failed.
3580 * opts.c (common_handle_option): Don't call print_specific_help with
3581 CL_SAVE as first argument.
3583 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3584 Steve Ellcey <sje@cup.hp.com>
3586 * configure: Regenerate for new libtool.
3587 * aclocal.m4: Ditto.
3589 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3591 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3592 alias set on MEM when saving stack pointer.
3593 * config/rs6000/rs6000.md (allocate_stack): Likewise
3595 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3597 PR tree-optimization/37574
3598 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3599 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3600 instead of vector_type for constants. Take computation out of loop.
3601 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3602 and use only vector_type for invariant case.
3603 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3605 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3608 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3609 the decl is a VAR_DECL or FUNCTION_DECL.
3611 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3614 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3615 (mark_ref_live, mark_ref_dead): Use them.
3616 (def_conflicts_with_inputs_p): Remove.
3617 (mark_early_clobbers): New function.
3618 (process_bb_node_lives): Call preprocess_constraints and
3619 mark_early_clobbers.
3621 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3623 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3626 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3627 (ira_compress_allocno_live_ranges): New prototype.
3629 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3630 (coalesced_allocnos_living_at_program_points): New.
3631 (coalesced_allocnos_live_at_points_p,
3632 set_coalesced_allocnos_live_points): New functions.
3633 (coalesce_spill_slots): Rewrite.
3635 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3636 ira_compress_allocno_live_ranges): New functions.
3638 * ira-build.c (ira_flattening): Call
3639 ira_compress_allocno_live_ranges.
3642 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3644 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3647 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3649 * combine.c (make_compound_operation): Handle the 'E' format.
3650 (count_rtxs): Likewise.
3651 (update_table_tick): Likewise.
3652 (get_last_value_validate): Likewise.
3654 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3656 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3658 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3660 * matrix-reorg.c (transform_allocation_sites): Initializers
3661 added to avoid the warning.
3663 2008-09-25 Martin Jambor <mjambor@suse.cz>
3665 * cgraph.c (free_nodes): New variable.
3666 (NEXT_FREE_NODE): New macro.
3667 (cgraph_create_node): Reuse nodes from the free list. Do not
3668 update uid if doing so.
3669 (cgraph_remove_node): Add the node to the free list.
3671 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3673 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3675 2008-09-24 Richard Henderson <rth@redhat.com>
3677 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3678 * unwind-dw2.c (execute_stack_op): Handle it.
3680 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3683 2008-09-24 Michael J. Eager <eager@eagercon.com>
3685 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3687 * c-common.c (fname_decl): New location argument.
3688 * c-common.h (fname_decl): Same.
3689 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3691 (c_parser_typeof_specifier): Same.
3692 (c_parser_parms_list_declarator): Same.
3693 (c_parser_asm_string_literal): Same.
3694 (c_parser_compound_statement_nostart): Same.
3695 (c_parser_label): Same.
3696 (c_parser_do_statement): Same.
3697 (c_parser_asm_statement): Same.
3698 (c_parser_unary_expression): Same.
3699 (c_parser_sizeof_expression): Same.
3700 (c_parser_postfix_expression): Same.
3701 (c_parser_pragma): Same.
3702 (c_parser_omp_clause_collapse): Same.
3703 (c_parser_omp_clause_num_threads): Same.
3704 (c_parser_omp_clause_schedule): Same.
3705 (c_parser_omp_all_clauses): Same.
3706 (c_parser_omp_sections_scope): Same.
3707 (c_parser_omp_for_loop): Same. Pass condition's location to
3708 c_objc_common_truthvalue_conversion.
3709 (c_parser_enum_specifier): Remove comment.
3711 2008-09-24 Michael J. Eager <eager@eagercon.com>
3713 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3715 * config/rs6000/rs6000.c (rs6000_override_options): Move
3716 rs6000_init_hard_regno_mode_ok after all options changed.
3717 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3718 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3719 -msimple-fpu flags. Add warning messages if single FP not configured.
3720 (rs6000_file_start): Output gnu_attribute for single-float.
3721 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3722 (rs6000_legitimize_address): Likewise.
3723 (rs6000_legitimize_reload_address): Likewise.
3724 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3725 TARGET_SINGLE_FLOAT.
3726 (function_arg_advance): Likewise.
3727 (function_arg): Likewise.
3728 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3729 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3730 TARGET_SINGLE_FLOAT.
3731 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3732 (rs6000_emit_prologue): Likewise.
3733 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3734 TARGET_SINGLE_FLOAT.
3735 (rs6000_libcall_value): Likewise.
3736 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3737 (TARGET_DOUBLE_FLOAT): New default to 1
3738 (TARGET_SIMPLE_FPU): New default to 0
3739 (TARGET_SINGLE_FPU): New default to 0
3740 (TARGET_SINGLE_FLOAT_MODE): New.
3741 (TARGET_DOUBLE_FLOAT_MODE): New.
3742 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3743 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3745 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3746 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3747 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3748 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3749 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3750 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3751 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3752 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3753 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3754 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3755 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3756 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3757 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3758 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3759 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3760 cmptf_internal1, *cmptf_internal2): Condition on
3761 TARGET_DOUBLE_FLOAT.
3762 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3763 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3764 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3765 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3766 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3767 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3768 TARGET_SINGLE_FLOAT.
3769 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3770 * config/rs6000/rs6000.opt (-msingle-float): New.
3771 (-mdouble-float): New.
3772 (-msimple-fpu): New.
3773 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3774 -msingle-float, -mdouble-float, -msimple-fpu options.
3775 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3776 _SOFT_DOUBLE for -msingle-float.
3777 * config.gcc: New config for target=powerpc-xilinx-eabi.
3779 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3781 * config/sparc/constraints.md: New file.
3782 * config/sparc/sparc.md: Include it.
3783 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3784 (sparc_extra_constraint_check): Delete.
3785 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3786 (memory_ok_for_ldd): New predicate.
3787 (sparc_extra_constraint_check): Delete.
3788 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3789 (CONST_OK_FOR_LETTER_P): Likewise.
3790 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3791 (EXTRA_CONSTRAINT): Likewise.
3793 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3795 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3797 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3799 * alias.c (find_base_value): Use FIND_BASE_TERM.
3800 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3802 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3804 * config/i386/i386.c: Include cselib.h.
3805 (ix86_pic_register_p): New function.
3806 (ix86_delegitimize_address): Use it to check for the PIC register.
3808 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3810 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3811 * config/i386/i386.c (ix86_find_base_term): Don't check for
3812 SYMBOL_REF and LABEL_REF.
3814 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3816 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3817 constant PLUS in a CONST.
3819 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3821 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3822 check for sibcall support for w64.
3824 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3826 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3828 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3830 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3831 parser_build_binary_op.
3832 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3833 * c-typeck.c (build_array_ref): Same.
3834 (parser_build_unary_op): New location argument.
3835 (pointer_diff): Pass location to build_binary_op,
3836 c_objc_common_truthvalue_conversion.
3837 (build_modify_expr): Same.
3838 (build_unary_op): New location argument.
3839 (build_binary_op): New location argument.
3840 (c_objc_common_truthvalue_conversion): Pass location to
3841 c_*common_truthvalue_conversion.
3842 * c-convert.c (convert): Same.
3843 * c-common.c (binary_op_error): New location argument.
3844 (pointer_int_sum): Pass location to build_binary_op.
3845 (c_common_truthvalue_conversion): New location argument.
3846 (warn_for_sign_compare): Same.
3847 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3848 binary_op_error, build_binary_op, warn_for_sign_compare.
3849 * c-parser.c (c_parser_condition): Pass location to
3850 c_*common_truthvalue_conversion.
3851 (c_parser_conditional_expression): Save condition's location and pass
3853 (c_parser_binary_expression): Same, but for the binary operator's
3855 (c_parser_omp_for_loop): Pass location to
3856 c_objc_common_truthvalue_conversion.
3858 2008-09-23 Martin Jambor <mjambor@suse.cz>
3860 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3861 (cgraph_node_remove_callees): New temporary f. Hold the next item
3863 (cgraph_node_remove_callers): Likewise.
3865 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3866 (ipa_node_removal_hook): Likewise.
3868 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3869 gimple_call_copy_skip_args and moved to the gimple_call section.
3870 * gimple.c (gimple_copy_call_skip_args): Renamed to
3871 gimple_call_copy_skip_args. Changed al users.
3873 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3875 * ira-color.c (start_allocno_priorities): Rename to
3876 setup_allocno_priorities. Use costs and
3877 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3878 range lengths. Get rid off doubles.
3879 (ira_fast_allocations): Call start_allocno_priorities.
3881 2008-09-22 David Daney <ddaney@avtrex.com>
3884 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3885 register if TARGET_LONG_CALLS.
3887 2008-09-22 Richard Guenther <rguenther@suse.de>
3889 PR tree-optimization/37145
3890 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3891 value-numbering union accesses with their offset and size only.
3892 (visit_reference_op_load): Fix simplification of inserted conversions.
3893 * tree-ssa-pre.c (find_or_generate_expression): Do not
3894 recursively generate expressions if running FRE.
3896 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3898 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3899 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3902 2008-09-22 Richard Guenther <rguenther@suse.de>
3904 PR tree-optimization/37145
3905 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3906 (phi_translate_1): Constant fold references.
3908 2008-09-22 Ira Rosen <irar@il.ibm.com>
3910 PR tree-optimization/37482
3911 * tree-vectorizer.h (struct _slp_instance): Add new field.
3912 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3913 (get_earlier_stmt): New function.
3914 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3916 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3917 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3918 asserts that GSI points to the scalar statement being vectorized.
3919 Set new statement location according to GSI.
3920 (vect_schedule_slp_instance): Use GSI of
3921 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3923 2008-09-21 Jan Hubicka <jh@suse.cz>
3925 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3926 (ipcp_insert_stage): Update dead_nodes bitmap.
3928 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3931 * config/i386/t-cygming (SHLIB_LC): Remove.
3932 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3933 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3935 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
3939 * final.c (mark_symbol_ref_as_used): New helper function.
3940 (output_operand): Instead of just looking inside MEMs for
3941 SYMBOL_REFs, use new helper function and for_each_rtx.
3942 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
3943 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
3944 Make head comment more general.
3945 * config/darwin.c (machopic_output_indirection): Handle weak
3946 references here, like in assemble_external.
3948 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
3950 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
3951 (sparc_emit_float_lib_cmp): Change return type.
3952 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
3953 (gen_compare_operator): New function.
3954 (sparc_emit_float_lib_cmp): Return the new operator to be used in
3955 the comparison sequence. Minor tweaks.
3956 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
3957 that the final operator and the result of sparc_emit_float_lib_cmp
3958 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
3959 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
3960 buneq, bunge, bunle, bltgt): Assert that the final operator and the
3961 result of sparc_emit_float_lib_cmp match for software TFmode.
3962 (movqicc, movhicc, movsicc, movdicc): Merge into...
3963 (mov<I:mode>cc): ...this.
3964 (movsfcc, movdfcc, movtfcc): Merge into...
3965 (mov<F:mode>cc): ...this.
3966 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
3968 (mov<I:mode>_cc_v9): ...this.
3969 (movdi_cc_sp64_trunc): Delete.
3970 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
3971 movdi_cc_reg_sp64): Merge into...
3972 (mov<I:mode>_cc_reg_sp64): ...this.
3973 (movsf_cc_sp64): Rename into...
3974 (movsf_cc_v9): ...this.
3975 (movdf_cc_sp64): Rename into...
3976 (movdf_cc_v9): ...this.
3977 (movtf_cc_hq_sp64): Rename into...
3978 (movtf_cc_hq_v9): ...this.
3979 (movtf_cc_sp64): Rename into...
3980 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
3982 2008-09-21 Diego Novillo <dnovillo@google.com>
3984 * doc/gccint.texi: Include generic.texi and gimple.texi.
3986 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
3987 (GIMPLE): Move to gimple.texi.
3988 (Annotations): Remove references to to stmt_ann_t and
3990 (SSA Operands): Rename from 'Statement Operands'.
3991 * doc/generic.texi: New.
3992 * doc/gimple.texi: New.
3993 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
3994 * Makefile.in (TEXI_GCCINT_FILES):
3995 * gimple.c (gimple_copy_call_skip_args): Rename from
3996 giple_copy_call_skip_args. Update all users.
3997 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
3999 2008-09-21 Ira Rosen <irar@il.ibm.com>
4001 PR tree-optimization/37539
4002 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4003 statement in related statement field only for the first load of the
4004 group of loads with the same data reference.
4006 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4008 * config/mips/mips.h (TUNE_OCTEON): New macro.
4009 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4010 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4011 * config/mips/octeon.md: New file.
4012 * config/mips/mips.md: Include octeon.md. Restore
4013 semi-alphabetical order of include files.
4015 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4018 * config/i386/i386.md (*jcc_fused_1): Removed.
4019 (*jcc_fused_2): Likewise.
4020 (*jcc_fused_3): Likewise.
4021 (*jcc_fused_4): Likewise.
4023 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4025 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4026 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4027 * target.h (gcc_target): Add ira_cover_classes.
4028 * ira.c: Remove IRA_COVER_CLASSES guards.
4029 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4030 instead of IRA_COVER_CLASSES.
4031 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4032 (setup_class_translate): Likewise.
4033 (setup_reg_class_intersect_union): Likewise.
4034 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4035 test of targetm.ira_cover_classes.
4036 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4037 of IRA_COVER_CLASSES.
4038 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4039 (TARGET_INITIALIZER): Include it.
4040 * targhooks.h (default_ira_cover_classes): Declare.
4041 * targhooks.c (default_ira_cover_classes): New function.
4043 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4045 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4047 2008-09-19 Ian Lance Taylor <iant@google.com>
4049 * varasm.c (narrowing_initializer_constant_valid_p): Return
4050 NULL_TREE if ENDTYPE is not an integer.
4052 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4055 * tree-ssa.c (execute_update_addresses_taken): Also update
4056 DECL_GIMPLE_REG_P for vector and complex types.
4058 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4059 Jan Hubicka <jh@suse.cz>
4062 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4063 empty before freeing them.
4064 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4066 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4068 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4069 * config/xtensa/predicates.md (tls_symbol_operand): New.
4070 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4071 (TARGET_CANNOT_FORCE_MEM): Define.
4072 (xtensa_tls_symbol_p): New.
4073 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4074 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4075 (xtensa_tls_module_base): New.
4076 (xtensa_call_tls_desc): New.
4077 (xtensa_legitimize_tls_address): New.
4078 (xtensa_legitimize_address): Handle TLS symbols.
4079 (xtensa_tls_referenced_p_1): New.
4080 (xtensa_tls_referenced_p): New.
4081 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4083 (XTENSA_BUILTIN_THREAD_POINTER): New.
4084 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4085 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4086 builtin. Add declarations for __builtin_thread_pointer and
4087 __builtin_set_thread_pointer.
4088 (xtensa_fold_builtin): Recognize new builtins.
4089 (xtensa_expand_builtin): Expand new builtins.
4090 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4091 (TARGET_THREADPTR): Define.
4092 (HAVE_AS_TLS): Define default value.
4093 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4094 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4095 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4096 (UNSPECV_SET_TP): New.
4097 (sym_TPOFF, sym_DTPOFF): New.
4098 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4099 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4100 * configure: Regenerated.
4102 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4105 * config/ia64/ia64.c (ia64_optimization_options): Move
4106 checking and setting flag_schedule_insns_after_reload and
4107 ia64_flag_schedule_insns2 back to ...
4108 (ia64_override_options): Here.
4110 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4113 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4114 zero extend count after the correction to it is done.
4115 (doloop_optimize): Update call to doloop_modify, don't zero extend
4118 2008-09-18 Martin Jambor <mjambor@suse.cz>
4120 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4122 * ipa-prop.c: Correct comments.
4123 * ipa-prop.h: Likewise.
4125 2008-09-18 Jan Hubicka <jh@suse.cz>
4128 * ipa-reference.c (ipa_reference_local_vars_info_d,
4129 ipa_reference_global_vars_info_d,
4130 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4131 ipa_reference_vars_info_t): Move here from ipa-reference.h
4132 (node_duplication_hook_holder, node_removal_hook_holder): New.
4133 (get_reference_vars_info_from_cgraph): Rename to ...
4134 (get_reference_vars_info): ... this one, use cgraph uids.
4135 (get_local_reference_vars_info, get_global_reference_vars_info):
4136 Use cgraph instead of decl.
4137 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4139 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4140 ipa_reference_get_written_global,
4141 ipa_reference_get_not_written_global): Use cgraph argument.
4142 (check_call): Simplify avail check.
4143 (scan_stmt_for_static_refs): Update.
4144 (propagate_bits): Update.
4145 (merge_callee_local_info): Remove.
4146 (init_function_info): Use cgraph nodes.
4147 (clean_function_local_data): Break out from ...
4148 (clean_function): ... here.
4149 (copy_local_bitmap, copy_global_bitmap): New functions.
4150 (duplicate_node_data, remove_node_data): New functions.
4151 (generate_summary): Register hooks; use visibility instead of
4153 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4154 * ipa-reference.h (ipa_reference_local_vars_info_d,
4155 ipa_reference_global_vars_info_d,
4156 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4157 ipa_reference_vars_info_t): Move to ipa-reference.c
4158 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4160 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4161 ipa_reference_get_not_read_global,
4162 ipa_reference_get_not_written_global): Update prototype.
4163 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4164 (init_state): Remove.
4165 (node_duplication_hook_holder, node_removal_hook_holder): New.
4166 (get_function_state, set_function_state): Use VECtor.
4167 (analyze_function): Check body availability.
4168 (add_new_function): Likewise.
4169 (duplicate_node_data, remove_node_data): New.
4170 (generate_summary): Register hooks; do not care about clones.
4171 (propafate): Do not care about clones; recursive functions are
4173 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4174 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4175 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4177 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4178 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4179 Update call of ipa-reference accesors.
4181 2008-09-18 Simon Baldwin <simonb@google.com>
4183 * c-opts.c (c_common_handle_option): Add handling for
4184 -Wbuiltin-macro-redefined command line option.
4185 * c.opt: Added builtin-macro-redefined option.
4186 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4189 2008-09-18 Richard Guenther <rguenther@suse.de>
4191 PR tree-optimization/37258
4192 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4193 and signedness for integral types.
4194 (vn_phi_eq): Require compatible types.
4196 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4199 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4200 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4202 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4203 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4204 ggc_free other TREE_LIST nodes from that chain.
4205 * function.c (instantiate_decls): Instantiate also DECL_RTL
4206 of vars in cfun->local_decls, free that list afterwards.
4208 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4210 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4211 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4213 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4215 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4216 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4218 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4220 PR tree-optimization/37102
4221 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4222 from a node. Check to see if another PHI is dead.
4223 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4224 remove real PHIs which have no uses.
4225 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4227 2008-09-18 Richard Guenther <rguenther@suse.de>
4230 * tree-cfg.c (remove_useless_stmts_1): Remove
4231 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4233 2008-09-18 Nick Clifton <nickc@redhat.com>
4235 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4236 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4237 to frv_secondary_reload_class.
4238 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4239 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4240 (frv_secondary_reload_class): Omit unused parameter.
4241 (frv_secondary_reload): New function. Handle the case when
4242 secondary_reload_class() is called before the reload_(in|out)
4243 _optabs have been initialised.
4244 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4246 * config/frv/frv.md: Define an exclusion set between fr550_m0
4249 2008-09-18 Richard Guenther <rguenther@suse.de>
4251 PR tree-optimization/37456
4252 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4253 want to insert after ends a BB insert on the single fallthru
4256 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4258 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4259 Mention -march=z9-109, z9-ec and z10.
4261 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4263 PR rtl-optimization/37544
4264 * regrename.c (maybe_mode_change): Exit early when copy_mode
4265 is narrower than orig_mode and narrower than new_mode.
4267 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4270 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4272 * sched-rgn.c (ref_counts): Remove.
4273 (insn_referenced): New static variable.
4274 (INSN_REF_COUNT): Remove.
4275 (sched_run_compute_dependencies): Use insn_referenced instead of
4277 (add_branch_dependences): Likewise. Delete dead assignment.
4279 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4281 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4282 consumer is an asm. Add comment why this is important.
4283 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4284 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4286 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4288 * expr.c (emit_group_store): Do not shift before moving via a
4291 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4293 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4294 from aggregate to non-aggregate type if the bit pattern is not fully
4295 preserved afterwards.
4297 2008-09-17 Richard Guenther <rguenther@suse.de>
4299 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4300 (verify_gimple_assign): ... this. Split into ...
4301 (verify_gimple_assign_unary): ... this,
4302 (verify_gimple_assign_binary): ... that,
4303 (verify_gimple_assign_single): ... and this.
4304 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4305 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4306 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4307 (verify_types_in_gimple_reference): Be forgiving with
4309 (verify_gimple_phi): Deal with virtual operands.
4311 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4313 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4315 * tree.c (get_callee_fndecl): Don't call the language hook.
4316 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4317 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4318 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4320 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4322 * tree.c (protected_set_expr_location): Don't unnecessarily
4323 check for error_mark_node.
4325 2008-09-17 Art Haas <ahaas@impactweather.com>
4327 * ipa-reference.c (analyze_function): Declare step only if
4328 ENABLE_CHECKING is defined.
4330 2008-09-17 Jan Hubicka <jh@suse.cz>
4333 * tree.h (DECL_INLINE): remove.
4334 (DECL_DECLARED_INLINE_P): Update docs.
4335 (DECL_NO_INLINE_WARNING_P): new.
4336 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4337 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4339 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4340 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4343 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4346 2008-09-17 Jan Hubicka <jh@suse.cz>
4348 * ipa-reference.c (ipa_obstack): Remove.
4349 (local_info_obstack, global_info_obstack): New.
4350 (add_static_var): We now handle variables only.
4351 (mark_address_taken, mark_load, mark_store): New functions based on ...
4352 (check_operand): ... remove.
4353 (get_asm_stmt_operands): Rename to ...
4354 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4355 (scan_stmt_for_static_refs): Rewrite.
4356 (scan_op_for_static_refs): Rename to ...
4357 (scan_initializer_for_static_refs): do not look for VAR_DECL
4358 initializers; stop recursion on types and decls.
4359 (ipa_init): Use proper obstacks.
4360 (analyze_variable): Use scan_initializer_for_static_refs.
4361 (init_function_info): Use local obstack.
4362 (analyze_function): Simplify.
4363 (add_new_function): We don't need visited_nodes obstack.
4364 (generate_summary): Use proper obstacks; cleanup after propagation.
4366 2008-09-17 Richard Guenther <rguenther@suse.de>
4369 PR tree-optimization/37491
4370 * alias.c (get_alias_set): Use the canonical type.
4371 * tree-vect-transform.c (vectorizable_store): Use the type of
4372 the lhs for the vector type. Adjust checking.
4373 (vectorizable_load): Adjust checking.
4375 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4376 Adam Nemet <anemet@caviumnetworks.com>
4378 PR rtl-optimization/37483
4379 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4380 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4381 Rearrange code to better match the original comment. Check
4382 t_unconditional first. Improve comment.
4384 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4387 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4388 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4391 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4392 GIMPLE_TRY if cleanup sequence is empty.
4394 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4397 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4398 eliminate IV if the cost are the same.
4400 2008-09-16 Richard Guenther <rguenther@suse.de>
4403 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4406 2008-09-16 Richard Guenther <rguenther@suse.de>
4408 PR tree-optimization/37508
4409 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4411 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4413 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4415 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4417 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4418 use gen_floatdidf2 directly.
4419 (floatunssidf2): Likewise.
4420 (floatsidf_ppc64_mfpgpr): Remove.
4421 (floatsidf_ppc64): Remove.
4422 (floatunssidf_ppc64): Remove.
4424 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4426 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4427 rather than update_cost_queue.
4429 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4430 in every call starting with the second one, instead of only when
4431 alias_bitmap_obstack.elements != NULL.
4433 * tree-predcom.c (filter_suitable_components): Free all refs in
4434 act->refs vector before calling release_component.
4435 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4437 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4439 * tree-loop-linear.c (linear_transform_loops): Initialize
4440 lambda_obstack only after calling perfect_loop_nest_depth.
4441 Goto free_and_continue instead of just continue for later failures.
4444 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4447 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4449 2008-09-14 Andreas Schwab <schwab@suse.de>
4451 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4453 2008-09-14 Jan Hubicka <jh@suse.cz>
4455 * invoke.texi (-fconserve-stack): Document.
4456 * opts.c (decode_options): Handle conserve_stack.
4457 * common.opt (fconvserve_stack): New.
4459 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4461 * config.host: Add x-aix to host_xmake_file.
4462 * config/rs6000/t-aix52: Do not override LDFLAGS.
4463 * config/rs6000/x-aix: New file.
4465 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4471 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4472 is not recognized as a valid register usage. Allow REG_X to be used
4474 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4475 forces a reload when using a base register.
4477 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4479 * config/i386/cygming-crtend.c (register_frame_ctor): If
4480 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4481 directly with atexit.
4482 (deregister_frame_ctor): Rename to ...
4483 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4484 if !DEFAULT_USE_CXA_ATEXIT.
4486 2008-09-13 Jan Hubicka <jh@suse.cz>
4488 * cgraph.c: Include value-prof.h
4489 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4491 2008-09-13 Jan Hubicka <jh@suse.cz>
4494 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4495 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4496 tree_gen_one_value_profiler, tree_gen_average_profiler,
4497 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4499 2008-09-13 Jan Hubicka <jh@suse.cz>
4501 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4502 too many bytes on misalligned blocks.
4504 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4506 * doc/cfg.texi: Fix some typos.
4507 * doc/extend.texi: Likewise.
4508 * doc/install.texi: Likewise.
4509 * doc/invoke.texi: Likewise.
4510 * doc/rtl.texi: Likewise.
4511 * doc/tree-ssa.texi: Likewise.
4513 2008-09-13 Richard Guenther <rguenther@suse.de>
4516 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4517 gimple stores for memory rhs.
4519 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4521 PR rtl-optimization/37489
4522 * cse.c (fold_rtx): Don't return const_true_rtx for float
4523 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4525 2008-09-13 Jan Hubicka <jh@suse.cz>
4527 PR tree-optimization/37392
4528 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4530 2008-09-13 Martin Jambor <mjambor@suse.cz>
4531 Jan Hubicka <jh@suse.cz>
4533 * cgraph.c (free_edges): New variable.
4534 (NEXT_FREE_EDGE): New macro.
4535 (cgraph_free_edge): New function.
4536 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4537 (cgraph_node_remove_callees): Likewise.
4538 (cgraph_node_remove_callers): Likewise.
4539 (cgraph_create_edge): Reuse edges from the free list. Do not
4540 update uid if doing so.
4541 (cgraph_remove_*_hook): Add free call.
4543 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4545 * ira-color.c (conflict_allocno_vec): Delete.
4546 (update_cost_queue_elem): New structure.
4547 (update_cost_queue): New variable.
4548 (update_cost_queue_tail): Likewise.
4549 (update_cost_queue_elems): Likewise.
4550 (allocno_update_cost_check): Delete.
4551 (initiate_cost_update): Allocate update_cost_queue_elems
4552 instead of allocno_update_cost_check.
4553 (finish_cost_update): Update the free()s accordingly.
4554 (start_update_cost): New function.
4555 (queue_update_cost): Likewise.
4556 (get_next_update_cost): Likewise.
4557 (update_copy_costs_1): Inline into...
4558 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4559 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4560 once we've established they are equal. Don't allocate update
4561 costs if there is nothing to add to them.
4562 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4563 DIVISOR arguments. Use a queue instead of recursive calls;
4564 process all the allocnos in the initial queue, rather than
4566 (assign_hard_reg): Use queue_update_cost instead of
4567 conflict_allocno_vec. Queue coalesced allocnos instead
4568 of calling update_conflict_hard_regno_costs for each one.
4569 Just call update_conflict_hard_regno_costs once for the
4571 (ira_color): Remove conflict_allocno_vec handling.
4573 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4575 PR tree-optimization/37484
4576 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4577 (save_var_name): Same.
4578 (initialize_cloog_names): Same.
4579 (initialize_cloog_names): Same.
4581 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4583 * tree-scalar-evolution.c (set_instantiated_value): Set
4586 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4590 * ira-build.c (common_loop_tree_node_dominator): Remove.
4591 (copy_live_ranges_to_removed_store_destinations): New function.
4592 (regno_top_level_allocno_map): Move to top level from ...
4593 (ira_flattening): ... here. Use
4594 copy_live_ranges_to_removed_store_destinations.
4596 * ira-emit.c (generate_edge_moves): Fix a comment.
4598 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4601 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4602 scratch register after 'set' pattern.
4604 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4606 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4607 information passed to mark_reg_pointer.
4608 * explow.c (force_reg): Likewise.
4610 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4612 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4613 when building for the celledp architecture.
4615 2008-09-12 Richard Guenther <rguenther@suse.de>
4617 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4619 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4621 PR rtl-optimization/37424
4622 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4623 the regnos instead of the addresses.
4625 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4627 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4629 2008-09-11 Richard Guenther <rguenther@suse.de>
4631 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4632 entering the weaker equivalence recording.
4634 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4636 2008-09-11 Jeff Law <law@redhat.com>
4638 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4639 by assign_stack_local on the IRA path for stack slot sharing
4640 as well as the non-IRA path.
4642 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4644 * config/i386/i386.h: Fix whitespace issues.
4646 2008-09-11 Martin Jambor <mjambor@suse.cz>
4648 * ipa-prop.h (struct ipa_param_flags): Removed.
4649 (struct ipa_param_descriptor): New structure.
4650 (struct ipa_node_params): ipcp_lattices, param_decls and
4651 param_flags moved to ipa_param_description.
4652 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4653 descriptors. Renamed all users.
4654 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4655 changed to access descriptors. Renamed all users.
4656 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4657 to access descriptors. Renamed all users.
4658 * ipa-cp.c (ipcp_init_cloned_node): Call
4659 ipa_initialize_node_params instead of ipa_count_formal_params and
4660 ipa_create_param_decls_array.
4661 (ipcp_analyze_node): Likewise.
4662 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4663 descriptors. Renamed all users.
4664 (ipcp_initialize_node_lattices): Remove allocation.
4665 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4666 ipa_initialize_node_params instead of ipa_count_formal_params and
4667 ipa_create_param_decls_array.
4668 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4669 ipa_populate_param_decls, made static, added parameter info,
4670 renamed mt to node, removed allocation, changed to use
4672 (ipa_count_formal_params): Made static, added parameter info,
4674 (ipa_initialize_node_params): New function.
4675 (ipa_check_stmt_modifications): Changed to use descriptors.
4676 (ipa_detect_param_modifications): Removed allocation, changed to
4678 (ipa_note_param_call): Changed to use descriptors.
4679 (ipa_analyze_params_uses): Removed allocation.
4680 (ipa_free_node_params_substructures): Changed to use descriptors.
4681 (ipa_edge_duplication_hook): Use the unused attribute.
4682 (ipa_node_duplication_hook): Use the unused attribute, changed to
4683 use descriptors, changed to duplicate descriptors.
4685 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4686 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4687 indirect inlining. Made static.
4688 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4689 functions called only once.
4690 (cgraph_decide_recursive_inlining): Don't call
4691 ipa_propagate_indirect_call_infos, pass new_edges to
4692 cgraph_mark_inline_edge instead.
4693 (cgraph_decide_inlining_of_small_functions): Don't call
4694 ipa_propagate_indirect_call_infos, pass new_edges to
4695 cgraph_mark_inline_edge instead.
4696 (cgraph_decide_inlining): Don't call
4697 ipa_propagate_indirect_call_infos.
4698 * ipa-prop.c: Check that vectors are allocated.
4700 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4701 iff a new cgraph edges have been created.
4702 (cgraph_decide_inlining): New variable redo_always_inline.
4703 Flattening and always_inlining loop until callgraph stabilizes.
4704 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4705 true iff new cgraph edges have been created.
4706 (propagate_info_to_inlined_callees): Likewise.
4707 (ipa_propagate_indirect_call_infos): Likewise.
4709 2008-09-11 Richard Guenther <rguenther@suse.de>
4711 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4712 (set_prologue_iterations): Likewise.
4713 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4715 (vect_update_init_of_dr): Likewise.
4716 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4718 * fold-const.c (fold_unary): Do not generate calculations
4721 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4723 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4724 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4725 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4727 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4729 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4730 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4731 before finalizing the changes.
4732 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4734 (simplify_truth_ops_using_ranges): New.
4735 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4736 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4737 whether a simplification was made.
4738 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4739 use a switch statement and also call simplify_truth_ops_using_ranges.
4741 2008-09-11 Jan Hubicka <jh@suse.cz>
4743 * ggc-common.c (loc_array): Make static.
4744 * dce.c (rest_of_handle_ud_dce): Free worklist.
4746 2008-09-11 Jan Hubicka <jh@suse.cz>
4748 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4749 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4750 function so we are sure we do not dangle it forever.
4751 * function.c (outer_function_chain, find_function_data): Remove.
4752 (function_context_stack): New.
4753 (push_function_context, pop_function_context): Update.
4754 * function.h (struct function): Remove pointer outer.
4755 (outer_function_chain, find_function_data): Remove.
4756 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4758 2008-09-11 Jan Hubicka <jh@suse.cz>
4761 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4763 2008-09-11 Jan Hubicka <jh@suse.cz>
4765 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4767 2008-09-11 Jan Hubicka <jh@suse.cz>
4769 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4770 (free_var_map_entry): New function.
4771 (redirect_edge_var_map_destroy): Use it.
4773 2008-09-11 Jan Hubicka <jh@suse.cz>
4776 * tree-inline.c (add_lexical_block): Replace with ...
4777 (prepend_lexical_block): ... prepend at begginig.
4778 (remap_blocks): Use it and reverse later.
4779 (expand_call_inline): Use prepend_lexical_block.
4781 2008-09-11 Jan Hubicka <jh@suse.cz>
4783 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4785 2008-09-11 Jan Hubicka <jh@suse.cz>
4787 * function.c (free_after_compilation): Call insn_locators_free.
4788 * cfglayout.c (insn_locators_free): New function.
4789 * rtl.h (insn_locators_free): Declare.
4791 2008-09-11 Jan Hubicka <jh@suse.cz>
4793 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4795 (cond_move_process_if_block): Update call.
4797 2008-09-11 Jan Hubicka <jh@suse.cz>
4799 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4800 * vec.c: Include hashtab.h
4801 (vec_descriptor, ptr_hash_entry): New structures.
4802 (vec_desc_hash, vec_ptr_map): New static variables.
4803 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4804 register_overhead, free_overhead, vec_heap_free): New functions.
4805 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4806 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4807 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4810 2008-09-11 Ira Rosen <irar@il.ibm.com>
4812 PR tree-optimization/37474
4813 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4814 length of load permutation.
4816 2008-09-11 Andreas Schwab <schwab@suse.de>
4818 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4820 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4823 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4824 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4825 simplify_gen_subreg.
4827 2008-09-11 Ira Rosen <irar@il.ibm.com>
4829 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4832 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4835 * gimplify.c (gimplify_body): Call default_rtl_profile.
4838 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4839 instead of tok->val.node if not expanding to something else. Handle
4840 intervening CPP_PADDING tokens.
4841 (altivec_categorize_keyword): Remove unneeded comparisons.
4843 2008-09-10 Richard Guenther <rguenther@suse.de>
4845 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4847 2008-09-10 Richard Guenther <rguenther@suse.de>
4850 * tree-inline.c (insert_init_stmt): Make sure to not
4851 insert invalid gimple stores.
4853 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4855 PR tree-optimization/37388
4856 * toplev.c (process_options): Fail and warn when graphite
4857 flags are used, but the compiler has not been configured
4858 with graphite libraries.
4859 * graphite.c (graphite_transform_loops): Remove printfs
4860 to dump_file for the case when graphite is not available.
4862 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4865 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4866 the even element into register.
4867 (ix86_expand_vector_init_general): Don't use
4868 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4869 if we can't move from GPR to SSE register directly.
4871 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4873 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4874 not lose track of the number of NOPs needed. Number of NOPs needed
4875 for sync vs. loads workaround was switched; corrected. Run second
4876 pass for all workarounds. No NOPs needed after call insns. Change
4877 second pass to use find_next_insn_start and find_load helpers in order
4878 to properly detect parallel insns.
4879 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4881 2008-09-10 Jan Hubicka <jh@suse.cz>
4883 * value-prof.c (gimple_ic): Fix tuplification bug.
4884 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4887 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4889 PR tree-optimization/37353
4890 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4891 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4892 calls instead of cond_dead_built_in_calls.
4893 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4894 initalize the vector only before adding first entry. Use VEC_safe_push
4895 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4896 shrink_wrap_conditional_dead_built_in_calls call.
4898 2008-09-10 Ira Rosen <irar@il.ibm.com>
4900 PR tree-optimization/37385
4901 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4902 argument, and use it as a vector type if not NULL.
4903 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4905 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4906 additional argument.
4907 (vectorizable_load): Likewise.
4909 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4911 * config/i386/i386.md (SWI32): New mode iterator.
4912 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4915 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4917 PR rtl-optimization/37435
4918 * caller-save.c (insert_restore, insert_save): Check the mode by
4921 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4924 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4926 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4929 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4931 * doc/invoke.texi (ARM Options): Correct errors in discussion
4932 of -mfloat-abi, -mhard-float, and -msoft-float.
4934 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4935 Jan Hubicka <jh@suse.cz>
4938 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
4939 calling gimple_regimplify_operands on it. Iterate over all newly
4940 added statements, not just the last one.
4941 (insert_init_stmt): Insert stmt into seq first, then call
4942 gimple_regimplify_operands on it. Don't create new gimplification
4943 context, nor find referenced vars.
4945 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4948 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
4949 to pointer to vector pointer.
4950 * ipa-prop.c (ipa_propagate_indirect_call_infos,
4951 propagate_info_to_inlined_callees): Likewise.
4952 (update_call_notes_after_inlining): Likewise. Push new indirect edge
4953 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
4954 ipa_check_create_edge_args.
4955 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
4956 argument to pointer to vector pointer.
4957 (cgraph_decide_inlining_of_small_function): Adjust
4958 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
4962 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
4963 optimizing for size, not speed.
4965 PR rtl-optimization/37408
4966 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
4967 if parm is promoted.
4969 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4971 PR tree-optimization/37375
4972 * tree-scalar-evolution.c (scev_info_str): Add field
4974 (new_scev_info_str, eq_scev_info, find_var_scev_info,
4975 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
4976 set_instantiated_value): Pass instantiated_below.
4977 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
4979 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
4980 the definitions are not instantiated.
4982 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
4983 (block_before_loop): New.
4984 * tree-data-ref.c (dr_analyze_indices): Update uses of
4986 * graphite.c (block_before_scop): New.
4987 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
4988 basic block, not a loop for determining the parameters.
4989 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
4991 (idx_record_params, find_params_in_bb, find_scop_parameters,
4992 build_loop_iteration_domains, add_conditions_to_domain): Update calls
4993 to instantiate_scev.
4995 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
4997 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5001 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5003 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5004 Check zero freq and increase if necessary.
5006 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5008 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5009 regno is in the right range. Add comments.
5011 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5013 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5015 * mips-tfile.c (copy_object): Cast alloca result to int *.
5016 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5018 Rename class to sclass.
5019 (read_tfile): Cast read_seek return values to proper types.
5020 Cast xcalloc return value to proper type.
5022 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5024 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5025 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5026 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5028 2008-09-09 Jan Hubicka <jh@suse.cz>
5030 * profile.c (is_edge_inconsistent): Add debug output; ignore
5031 negative count on fake edges.
5032 (is_inconsistent): Add debug output.
5034 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5036 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5038 (choose_ready): When first insn is chosen from the ready list, also
5041 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5043 PR rtl-optimization/37360
5044 * haifa-sched.c (max_issue): Do not assert that we never issue more
5045 insns than issue_rate. Add comment.
5047 2008-09-09 Richard Guenther <rguenther@suse.de>
5049 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5050 (verify_types_in_gimple_call): Rename to ...
5051 (verify_gimple_call): ... this. Enhance.
5052 (verify_types_in_gimple_cond): Remove.
5053 (verify_gimple_comparison): New function ...
5054 (verify_types_in_gimple_assign): ... split out from here.
5055 (verify_types_in_gimple_return): Rename to ...
5056 (verify_gimple_return): ... this. Enhance.
5057 (verify_types_in_gimple_switch): Rename to ...
5058 (verify_gimple_switch): ... this. Enhance.
5059 (verify_gimple_goto): New function.
5060 (verify_types_in_gimple_phi): Rename to ...
5061 (verify_gimple_phi): ... this. Enhance.
5062 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5063 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5064 (verify_types_in_gimple_seq_2): Remove cases handled in
5065 verify_types_in_gimple_stmt.
5067 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5069 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5070 (push_multiple_operation, pop_multiple_operation): Set it.
5071 (workaround_rts_anomaly): New function.
5072 (workaround_speculation): New function, broken out of bfin_reorg.
5073 (bfin_reorg): Call the new functions.
5075 2008-09-09 Richard Guenther <rguenther@suse.de>
5079 * gimplify.c (gimplify_conversion): Change conversions of
5080 non-register type to VIEW_CONVERT_EXPRs.
5081 (gimplify_addr_expr): If we need to make the operand
5082 addressable make sure to use a properly initialized
5083 temporary for that so it gets a valid gimple store.
5085 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5087 * function.h (struct function): Add function_start_locus.
5088 * cfgexpand.c (gimple_expand_cfg): Use it.
5089 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5091 2008-09-09 Richard Guenther <rguenther@suse.de>
5093 PR tree-optimization/37433
5094 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5097 2008-09-09 Richard Guenther <rguenther@suse.de>
5099 PR tree-optimization/37387
5100 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5101 and bits to a common type.
5103 2008-09-09 Nick Clifton <nickc@redhat.com>
5105 * config/v850/v850.md (return): Restore frame size restriction.
5107 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5109 * c-common.c (c_expand_decl): Remove.
5110 * c-common.h (anon_aggr_type_p): Remove prototype.
5111 (DECL_ANON_UNION_ELEMS): Remove.
5112 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5113 * c-decl.c (anon_aggr_type_p): Remove.
5114 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5115 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5116 * langhooks.h (struct lang_hooks): Remove expand_decl.
5117 * langhooks.c (lhd_expand_decl): Remove.
5118 * stmt.c (expand_anon_union_decl): Remove.
5119 * tree.h (expand_anon_union_decl): Remove prototype.
5121 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5124 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5126 * config/avr/avr.md (QISI) : Define mode iterator.
5127 (negated_tst<mode>) : Redefine as split using mode macro.
5128 (reversed_tstqi): Define insn as reversed compare with zero.
5129 (reversed_tsthi): Ditto.
5130 (reversed_tstsi): Ditto.
5132 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5135 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5136 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5139 * predict.c (optimize_function_for_size_p): Don't segfault if
5141 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5142 tree_swap_operands_p): Don't test cfun != NULL before calling
5143 optimize_function_for_s*_p.
5145 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5147 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5150 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5152 * crx/crx.h (IRA_COVER_CLASSES): Define.
5154 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5157 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5158 even when a stmt has been gimple_modified_p, but after fold_stmt is
5159 not any longer. Remove unneeded may_have_exposed_new_symbols
5162 2008-09-08 Richard Guenther <rguenther@suse.de>
5164 PR tree-optimization/37421
5165 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5168 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5171 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5173 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5176 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5177 * pa-hpux10.h (LINK_SPEC): Likewise.
5178 * pa-hpux11.h (LINK_SPEC): Likewise.
5180 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5182 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5183 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5185 2008-09-07 Helge Deller <deller@gmx.de>
5187 * pa/linux-atomic.c: New file.
5188 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5189 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5191 2008-09-07 Richard Guenther <rguenther@suse.de>
5192 Ira Rosen <irar@il.ibm.com>
5194 PR tree-optimization/36630
5195 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5196 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5198 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5199 Ira Rosen <irar@il.ibm.com>
5201 PR tree-optimization/35642
5202 * config/rs6000/altivec.md (mulv8hi3): Implement.
5204 2008-09-06 Jeff Law <law@redhat.com>
5206 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5208 2008-09-06 Jan Hubicka <jh@suse.cz>
5210 PR tree-optimization/14703
5211 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5213 * passes.c (init_optimization_passes): Recompute inline parameters.
5215 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5217 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5220 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5221 Peter Fuerst <post@pfrst.de>
5223 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5224 * doc/extend.texi: Document __builtin_mips_cache.
5225 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5226 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5227 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5228 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5229 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5230 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5231 (set_push_mips_isas): New variable.
5232 (mips_r10k_cache_barrier): New variable.
5233 (cache): New availability predicate.
5234 (mips_builtins): Add an entry for __builtin_mips_cache.
5235 (mips_build_cvpointer_type): New function.
5236 (MIPS_ATYPE_CVPOINTER): New macro.
5237 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5239 (r10k_simplified_address_p, r10k_simplify_address)
5240 (r10k_uncached_address_p, r10k_safe_address_p)
5241 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5242 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5243 (r10k_insert_cache_barriers): New functions.
5244 (mips_reorg_process_insns): Delete cache barriers after a
5245 branch-likely instruction.
5246 (mips_reorg): Call r10k_insert_cache_barriers.
5247 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5248 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5249 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5250 (mips_cache, r10k_cache_barrier): New define_insns.
5252 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5254 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5255 * ira-color.c (setup_allocno_left_conflicts_num): Use
5256 hard_reg_set_equal_p instead of a comparison with
5257 ira_zero_hard_reg_set.
5258 * ira.c (setup_reg_subclasses): Likewise.
5259 (setup_cover_and_important_classes): Likewise.
5260 (setup_class_translate): Likewise.
5261 (setup_reg_class_intersect_union): Likewise.
5262 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5263 (ira_init_once): Don't initialize them.
5265 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5267 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5269 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5271 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5273 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5275 Improved branch hints, safe hints, and scheduling.
5277 * haifa-sched.c (sched_emit_insn) : Define.
5278 * sched-int.h (sched_emit_insn) : Add prototype.
5279 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5280 -mhint-max-distance -msafe-hints) : Document.
5281 * config/spu/spu.c (spu_flag_var_tracking): New.
5282 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5283 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5284 TARGET_ASM_FILE_START): Define.
5285 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5286 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5287 (spu_emit_branch_hint): Add blocks argument.
5288 (insert_branch_hints, insert_nops): Remove.
5289 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5290 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5291 spu_sched_reorder, asm_file_start): New functions.
5292 (clock_var, spu_sched_length, pipe0_clock,
5293 pipe1_clock, prev_clock_var, prev_priority,
5294 spu_ls_first, prev_ls_clock): New static variables.
5295 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5296 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5297 (nopn_nv): Add a non-volatile version of nop.
5298 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5299 -mhint-max-distance, -msafe-hints): New options.
5301 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5302 Samuel Tardieu <sam@rfc1149.net>
5304 * opts.c (decode_options): Combine nested if statements.
5307 * opts.c (decode_options): Handle more relationships among
5308 unit-at-a-time, toplevel-reorder, and section-anchors.
5310 2008-09-05 David Daney <ddaney@avtrex.com>
5312 * doc/install.texi (--enable-reduced-reflection): Document new option.
5314 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5316 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5318 (constantpool_operand): New.
5319 (move_operand): Disallow sub-word modes for the constant pool.
5320 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5321 (xtensa_secondary_reload_class): Replace with....
5322 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5323 Set icode for sub-word reloads from the constant pool.
5324 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5325 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5326 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5327 * config/xtensa/xtensa-protos.h: Update prototypes.
5329 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5331 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5332 (REG_CLASS_NAMES): Update.
5333 (REG_CLASS_CONTENTS): Update.
5334 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5335 of ALL_REGS for regs 77 and 78.
5336 * function.c (instantiate_virtual_regs_in_insn): Assert that
5337 return value of simplify_gen_subreg is not NULL.
5339 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5341 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5342 (gen_rtvec_v): Fix coding standards.
5344 2008-09-04 Jan Hubicka <jh@suse.cz>
5346 * i386.c (decide_alg): Be more conservative about optimizing for size.
5348 2008-09-04 Ian Lance Taylor <iant@google.com>
5350 * varasm.c (narrowing_initializer_constant_valid_p): New
5352 (initializer_constant_valid_p): Call it.
5354 2008-09-04 Jeff Law <law@redhat.com>
5356 * fold-const.c (native_encode_real): Fix computation of WORDS.
5357 (native_interpret_real): Likewise.
5359 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5361 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5363 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5365 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5366 that the cost is already taken into account in ira-costs.c
5368 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5370 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5371 ira_debug_copies): New.
5372 (ira_bulid): Call print_copies.
5374 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5376 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5379 * config/rs6000/rs6000.c (optimization_options): Remove check of
5380 flag_toplevel_order.
5382 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5384 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5385 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5386 second operand is a reg_imm10_operand.
5387 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5388 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5389 (*seq_<GPR:mode><GPR2:mode>): Rename to
5390 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5392 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5393 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5395 (*sne_<GPR:mode><GPR2:mode>): Rename to
5396 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5399 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5401 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5402 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5403 combining an arithmetic right shift by more than 31 and a
5404 trunction. Don't match for out-of-range shift amounts. Set
5405 attribute mode to <MODE>.
5406 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5407 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5408 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5409 shifts by less than 32.
5410 (extv): Change predicate on first operand to accept registers.
5411 Change predicate of the other operands from immediate_operand to
5412 const_int_operand. Expand exts when source is a register.
5413 (extzv): Change predicate of the constant operands from
5414 immediate_operand to const_int_operand.
5415 (extzv<mode>): Change predicate of the constant operands from
5416 immediate_operand to const_int_operand and no constraint. Also
5418 (*extzv_trunc<mode>_exts): New pattern.
5420 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5422 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5423 * config/mips/mips-protos.h (mask_low_and_shift_p,
5424 mask_low_and_shift_len): Declare.
5425 * config/mips/mips.c (mask_low_and_shift_p,
5426 mask_low_and_shift_len): New functions.
5427 (mips_print_operand): Handle new operand prefix "m".
5428 * config/mips/mips.md (*cins<mode>): New pattern.
5430 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5432 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5433 optimizing for size.
5435 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5437 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5438 regardless of epilogue_completed.
5440 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5443 * ira-lives.c (process_bb_node_lives): Check setjmp.
5445 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5448 * ira-build.c (form_loop_tree): Reverse BB walk.
5449 (create_bb_allocnos): Likewise.
5450 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5451 (mark_reg_store): Rename to...
5452 (mark_ref_live): ...this and take a df_ref argument instead of
5453 note_stores arguments. Assert that we have a register.
5454 (mark_reg_clobber): Delete.
5455 (def_conflicts_with_inputs_p): New function.
5456 (mark_reg_conflicts): Delete.
5457 (mark_reg_death): Rename to...
5458 (mark_ref_dead): ...this and take a df_ref argument instead of
5459 a register. Assert that we have a register.
5460 (process_bb_node_lives): Hoist frequency calculation out of
5461 instruction walk. Convert from a forwards scan to a backwards scan.
5462 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5463 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5464 (create_allocno_live_ranges): Don't create regs_set.
5466 2008-09-04 Ian Lance Taylor <iant@google.com>
5468 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5469 or REG_LABEL_TARGET.
5470 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5471 comparing MODE with MEM.
5472 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5473 comparing with GF_PREDICT_TAKEN.
5474 (gimple_get_lhs): Change code to enum gimple_code.
5475 (gimple_set_lhs): Likewise.
5476 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5477 * omp-low.c (find_omp_clause): Change kind parameter to enum
5479 * tree-flow.h (find_omp_clause): Update declaration.
5480 * regrename.c (clear_dead_regs): Change kind parameter to enum
5482 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5484 * see.c (see_get_extension_data): Change return type to enum
5485 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5486 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5487 (see_gen_normalized_extension): Change extension_code parameter to
5489 (see_seek_pre_extension_expr): Change extension_code to enum
5491 (see_merge_one_def_extension): Likewise.
5492 (see_handle_relevant_defs): Likewise.
5493 (see_handle_relevant_uses): Likewise.
5494 (see_analyze_one_def): Likewise.
5495 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5496 GIMPLE_ASM rather than ASM_EXPR.
5497 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5498 GIMPLE_RETURN rather than RETURN_EXPR.
5499 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5500 (evaluate_stmt): Likewise.
5501 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5502 to enum vect_relevant.
5503 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5504 compare gimple codes with tree codes.
5506 2008-09-04 Paul Brook <paul@codesourcery.com>
5508 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5510 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5512 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5513 pointer check lost in the recent no-unit-at-a-time patch.
5515 2008-09-04 Jan Hubicka <jh@suse.cz>
5518 * tree-switch-conversion.c (check_final_bb): Accept only IP
5521 2008-09-04 Jan Hubicka <jh@suse.cz>
5523 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5525 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5526 using_ranges argument.
5527 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5528 (vrp_visit_cond_stmt): Update call of
5529 vrp_evaluate_conditional_warnv_with_ops
5531 2008-09-04 Jan Hubicka <jh@suse.cz>
5533 PR tree-optimization/37345
5534 PR tree-optimization/37358
5535 PR tree-optimization/37357
5536 * tree.c (build_function_type_skip_args): Build distinct type copy;
5538 (build_function_decl_skip_args): Set type of new decl not orig decl;
5539 clear DECL_VINDEX for methods turned into functions.
5541 2008-09-04 Nick Clifton <nickc@redhat.com>
5543 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5544 * configure: Regenerate.
5545 * config.in: Regenerate.
5546 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5547 alignment field, if it is supported.
5549 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5551 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5554 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5556 * config/rs6000/rs6000.c (processor_target_table): Do not
5557 enable VMX for POWER6.
5559 2008-09-03 Anton Blanchard <anton@samba.org>
5561 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5562 emit memory barrier before operation.
5564 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5567 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5568 default_elf_asm_output_external.
5570 2008-09-03 Jeff Law <law@redhat.com>
5572 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5574 2008-09-03 Richard Henderson <rth@redhat.com>
5576 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5577 memory barrier to below the test-and-set.
5578 (alpha_split_lock_test_and_set_12): Likewise.
5580 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5584 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5587 * ira-color.c (print_loop_title): Use all_allocnos.
5588 (color_pass): Ditto. Don't add border_allocnos. Check that
5589 subloop allocno in the correspdoning bitmap all_allocnos.
5591 * ira-emit.c (change_loop): Use all_allocnos.
5593 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5594 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5595 (create_cap_allocno): Remove setting mentioned_allocnos.
5596 (create_insn_allocnos): Ditto.
5597 (remove_unnecessary_allocnos): Use all_allocnos.
5598 (check_allocno_creation): Check that allocnos are in the
5599 corresponding bitmap all_allocnos.
5601 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5605 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5606 (process_regs_for_copy): Process subregs. Refine check when cost
5607 is taken into account in ira-costs.c.
5608 (process_reg_shuffles): Use REG_SUBREG_P.
5609 (add_insn_allocno_copies): Ditto. Ignore modes.
5611 * ira-color.c (conflict_allocno_vec): New.
5612 (COST_HOP_DIVISOR): New macro.
5613 (update_copy_costs_1): Use it.
5614 (update_conflict_hard_regno_costs): New function.
5615 (assign_hard_reg): Use it.
5616 (ira_color): Allocate and free conflict_allocno_vec.
5618 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5622 * ira-int.h (ira_sort_insn_chain): Remove.
5624 * ira.c (basic_block_order_nums, chain_insn_order,
5625 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5626 (ira): Don't call ira_sort_insn_chain.
5628 * reload1.c (reload): Don't call ira_sort_insn_chain.
5630 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5633 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5634 which become non throw.
5635 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5636 update_call_expr after updating the flags on the decl.
5638 2008-09-03 Jan Hubicka <jh@suse.cz>
5640 PR tree-optimization/37315
5641 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5642 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5643 (cgraph_analyze_functions): Use node->analyzed
5644 (cgraph_mark_functions_to_output): Likewise.
5645 (cgraph_expand_function): All functions can be released after
5647 (cgraph_optimize): Use gimple_has_body_p.
5648 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5649 (cgraph_decide_inlining_incrementally): Likewise.
5650 (inline_transform): Inline transform.
5651 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5653 (inlinable_function_p): Drop gimple_body check.
5654 (expand_call_inline): Use gimple_has_body_p.
5655 * gimple.c (gimple_has_body_p): New.
5656 * gimple.h (gimple_has_body_p): Add prototype.
5657 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5658 (dump_function_to_file): Use gimple_has_body_p check.
5660 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5663 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5665 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5667 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5669 From Michael Frysinger <michael.frysinger@analog.com>
5670 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5671 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5674 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5677 * doc/extend.texi: Document picoChip builtin functions.
5678 * doc/invoke.texi: Document picoChip options.
5679 * doc/contrib.texi: Add picoChip contribution.
5680 * doc/md.texi: Document picoChip constraints.
5681 * config.gcc: Add picochip-*-*.
5682 * config/picochip/: Add new port.
5684 2008-09-03 Richard Guenther <rguenther@suse.de>
5686 PR tree-optimization/37328
5687 * tree-sra.c (sra_build_assignment): Gimplify properly.
5688 (generate_copy_inout): Take the correct stmt as definition,
5689 remove bogus assert.
5691 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5693 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5696 From Michael Frysinger <michael.frysinger@analog.com>
5697 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5699 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5701 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5702 (__gthread_setspecific): Revert 2008-08-31 change to
5703 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5705 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5707 * diagnostic.c (error_at): New.
5708 * toplev.h (error_at): New prototype.
5709 * c-typeck.c (build_array_ref): Call error_at instead of error.
5710 Pass location to pedwarn.
5712 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5714 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5716 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5718 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5719 VAR_DECL and CONST_DECL.
5721 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5722 Jakub Jelinek <jakub@redhat.com>
5724 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5725 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5726 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5727 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5728 Don't set ix86_save_varrargs_registers.
5729 (ix86_setup_incoming_varargs): Assume cum != NULL.
5730 (ix86_va_start): Check ix86_varargs_gpr_size and
5731 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5732 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5733 from frame pointer if ix86_varargs_gpr_size == 0.
5734 (ix86_compute_frame_layout): Updated.
5735 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5736 (ix86_varargs_gpr_size): Define.
5737 (ix86_varargs_fpr_size): Likewise.
5738 (machine_function): Remove save_varrargs_registers.
5739 Add varargs_gpr_size and varargs_fpr_size.
5741 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5743 * config/alpha/alpha.c (va_list_skip_additions,
5744 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5745 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5748 PR tree-optimization/36766
5749 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5750 for already removed basic blocks.
5753 * real.c (real_maxval): Clear a lower bit to make real_maxval
5754 match get_max_float for IBM long double format.
5756 2008-09-02 Andreas Schwab <schwab@suse.de>
5758 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5759 * configure: Regenerate.
5761 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5763 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5764 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5765 checking for a non-VOID CONSTANT_P.
5767 2008-09-02 Jan Hubicka <jh@suse.cz>
5769 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5770 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5773 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5775 * expr.c (emit_group_store): Don't assert stack temp mode size.
5777 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5778 Tobias Grosser <grosser@fim.uni-passau.de>
5779 Jan Sjodin <jan.sjodin@amd.com>
5780 Harsha Jagasia <harsha.jagasia@amd.com>
5781 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5782 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5783 Adrien Eliche <aeliche@isty.uvsq.fr>
5785 Merge from graphite branch.
5788 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5789 * doc/invoke.texi (-floop-block, -floop-interchange,
5790 -floop-strip-mine): Document new flags.
5791 * tree-into-ssa.c (gimple_vec): Moved...
5792 * tree-loop-distribution.c (rdg_component): Moved...
5793 * cfgloopmanip.c: Include tree-flow.h.
5794 (update_dominators_in_loop): New.
5795 (create_empty_if_region_on_edge): New.
5796 (create_empty_loop_on_edge): New.
5797 (loopify): Use update_dominators_in_loop.
5798 * tree-pass.h (pass_graphite_transforms): Declared.
5799 * configure: Regenerate.
5800 * tree-phinodes.c (make_phi_node): Export.
5801 (add_phi_node_to_bb): New, split from create_phi_node.
5802 * tree-chrec.c (for_each_scev_op): New.
5803 * tree-chrec.h (for_each_scev_op): Declared.
5804 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5805 (remove_statement): Call get_phi_with_result.
5806 * config.in (HAVE_cloog): Undef.
5807 * gdbinit.in (pgg): New.
5808 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5809 * tree-ssa-loop.c (graphite_transforms): New.
5810 (gate_graphite_transforms): New.
5811 (pass_graphite_transforms): New.
5812 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5813 HAVE_cloog): Defined.
5814 * tree-vectorizer.c (rename_variables_in_bb): Export.
5815 * tree-data-ref.c (dr_may_alias_p): Export.
5816 (stmt_simple_memref_p): New.
5817 (find_data_references_in_stmt): Export.
5818 (find_data_references_in_loop): Export.
5819 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5820 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5821 (create_rdg_vertices): Export.
5822 (build_empty_rdg): New.
5823 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5824 * tree-data-ref.h (rdg_component): ... here.
5826 (struct data_reference): Add a field scop.
5828 (find_data_references_in_loop): Declared.
5829 (find_data_references_in_stmt): Declared.
5830 (create_rdg_vertices): Declared.
5831 (dr_may_alias_p): Declared.
5832 (stmt_simple_memref_p): Declared.
5833 (struct rdg_edge): Add a field ddr_p relation.
5834 (build_empty_rdg): Declared.
5835 * lambda.h (lambda_matrix): Declare a VEC of.
5836 (find_induction_var_from_exit_cond): Declared.
5837 (lambda_vector_compare): New.
5838 * common.opt (fgraphite, floop-strip-mine,
5839 floop-interchange, floop-block): New flags.
5840 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5841 * cfgloop.c (is_loop_exit): New.
5842 * cfgloop.h (is_loop_exit): Declared.
5843 (create_empty_if_region_on_edge): Declared.
5844 (create_empty_loop_on_edge): Declared.
5845 * tree-flow.h (add_phi_node_to_bb): Declared.
5846 (make_phi_node): Declared.
5847 (rename_variables_in_bb): Declared.
5848 (perfect_loop_nest_depth): Declared.
5849 (graphite_transform_loops): Declared.
5850 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5851 (graphite.o-warn): Add -Wno-error.
5852 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5853 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5854 (INCLUDES): Add PPLINC, CLOOGINC.
5855 (OBJS-common): Add graphite.o.
5856 (graphite.o): Add rule.
5857 * gimple.h (gimple_vec): ... here.
5858 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5859 * passes.c (init_optimization_passes): Schedule
5860 pass_graphite_transforms.
5862 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5865 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5866 and -fno-toplevel-reorder after handle_options.
5868 2008-09-02 Paul Brook <paul@codesourcery.com>
5870 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5871 (arm_override_options): Set arm_tune_cortex_a9.
5872 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5873 (arm_issue_rate): Handle cortexa9.
5874 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5875 * config/arm/arm-cores.def: Add cortex-a9.
5876 * config/arm/arm-tune.md: Regenerate.
5877 * config/arm/arm.md: Include cortex-a9.md.
5878 (generic_sched, generic_vfp): Add cortexa9.
5879 * config/arm/cortex-a9.md: New file.
5881 2008-09-02 Richard Guenther <rguenther@suse.de>
5883 PR tree-optimization/37327
5884 * tree-vrp.c (register_new_assert_for): Make sure to not have
5885 TREE_OVERFLOW set on the bound.
5887 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5889 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5891 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5892 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5895 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5897 * gcc/config/spu/spu.md (divdf3): Removed.
5899 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5901 PR tree-optimization/37095
5902 * cgraph.c (cgraph_node): When creating new cgraph node after
5903 assembler_name_hash has been populated, record it in the hash
5906 2008-09-01 Paul Brook <paul@codesourcery.com>
5908 * doc/invoke.texi: Document -mword-relocations.
5909 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5910 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5911 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5912 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5913 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5914 (arm_emit_movpair): New function.
5915 (arm_print_operand <c>): Handle sybolic addresses.
5916 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5917 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5918 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5919 * config/arm/arm.opt: Add -mword-relocations.
5920 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5921 (arm_movt, arm_movw): New.
5923 2008-09-01 Paul Brook <paul@codesourcery.com>
5925 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5926 Allow Interworking on ARMv4 EABI based targets.
5927 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5928 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5930 2008-09-01 Paul Brook <paul@codesourcery.com>
5932 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5933 optimized LT0 test. Remove optimization for GT.
5935 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5937 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5938 openmp applications.
5939 * pa-hpux11.h (LIB_SPEC): Likewise.
5941 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
5944 2008-09-01 Jan Hubicka <jh@suse.cz>
5946 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
5947 present, use only counts; when guessed use only frequencies.
5948 (estimate_bb_frequencies): Use function_frequency.
5949 * profile.c (compute_branch_probabilities): Exit early when
5950 profile reading failed. Set profile_status.
5951 (branch_prob): Do not set profile_status.
5953 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
5955 * tree.c (protected_set_expr_location): New.
5956 * tree.h (protected_set_expr_location): New prototype.
5957 * c-tree.h (build_array_ref): Add argument.
5958 (parser_build_unary_op): Same.
5959 * c-typeck.c (build_indirect_ref): Handle new location argument.
5960 (build_array_ref): Same.
5961 (parser_build_unary_op): Same.
5962 * gimplify.c (gimplify_asm_expr): Set input_location before calling
5964 * c-omp.c (c_finish_omp_atomic): Pass location when calling
5966 * c-common.c (finish_label_address_expr): Handle new location argument.
5967 * c-common.h (build_indirect_ref): Add argument.
5968 (finish_label_address_expr): Same.
5969 * c-parser.c (c_parser_unary_expression): Pass location to build
5971 (c_parser_postfix_expression): Same.
5973 2008-09-01 Paul Brook <paul@codesourcery.com>
5975 * config/arm/arm.md: Include cortex-r4f.md.
5976 (attr fpu): Update type list.
5977 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
5978 fconstd, fcmps and fcmpd.
5979 (attr tune_cortexr4): Define.
5980 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
5981 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
5982 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
5983 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
5984 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
5985 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
5986 cortex_a8_vfp_farith: Ditto.
5987 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
5988 * config/arm/cortex-r4.md: Use tune_cortexr4.
5989 * config/arm/cortex-r4f.md: New file.
5991 2008-09-01 Richard Guenther <rguenther@suse.de>
5993 PR tree-optimization/37305
5994 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
5995 the result of constant conversions.
5996 (fold_gimple_assign): Likewise.
5998 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6000 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6001 #ifdef ENABLE_CHECKING.
6003 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6005 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6006 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6007 when !INSN_SCHEDULING.
6009 2008-09-01 Andreas Schwab <schwab@suse.de>
6011 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6013 2008-09-01 Paul Brook <paul@codesourcery.com>
6015 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6017 2008-09-01 Jan Hubicka <jh@suse.cz>
6019 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6021 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6023 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6024 * gimplify.c (gimplify_init_constructor): Add speed operand.
6025 * tree-sra.c (decide_block_copy): Likewise.
6026 * tree-inline.c (estimate_move_cost): Likewise.
6027 * config/alpha/alpha.h (MOVE_RATIO): Update.
6028 * config/frv/frv.c (MOVE_RATIO): Update.
6029 * config/spu/spu.h (MOVE_RATIO): Update.
6030 * config/sparc/sparc.h (MOVE_RATIO): Update.
6031 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6032 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6033 * config/cris/cris.h (MOVE_RATIO): Update.
6034 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6035 * config/arm/arm.h (MOVE_RATIO): Update.
6036 * config/pa/pa.md: Update uses of MOVE_RATIO
6037 * config/pa/pa.h (MOVE_RATIO): Update.
6038 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6039 CLEAR_RATIO, SET_RATIO): Update.
6040 * config/h8300/h8300.h (MOVE_RATIO): Update.
6041 * config/v850/v850.h (MOVE_RATIO): Update.
6042 * config/bfin/bfin.h (MOVE_RATIO): Update.
6044 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6045 Dmitry Melnik <dm@ispras.ru>
6046 Dmitry Zhurikhin <zhur@ispras.ru>
6047 Alexander Monakov <amonakov@ispras.ru>
6048 Maxim Kuvyrkov <maxim@codesourcery.com>
6050 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6051 sel-sched-dump.c, sel-sched-ir.c: New files.
6052 * Makefile.in (OBJS-common): Add selective scheduling object files.
6053 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6054 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6055 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6056 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6057 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6058 (make_forwarder_block): Update loop latch if we have redirected
6059 the loop latch edge.
6060 * cfgloop.c (get_loop_body_in_custom_order): New function.
6061 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6062 (CP_FALLTHRU_PREHEADERS): Likewise.
6063 (get_loop_body_in_custom_order): Declare.
6064 * cfgloopmanip.c (has_preds_from_loop): New.
6065 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6066 Assert that the preheader edge will be fall thru when it is set.
6067 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6068 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6069 fsel-sched-substitution, fselective-scheduling): New flags.
6070 * cse.c (hash_rtx_cb): New.
6072 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6073 sel_sched_insn_cnt): New counters.
6074 * final.c (compute_alignments): Export. Free dominance
6075 info after loop_optimizer_finalize.
6076 * genattr.c (main): Output maximal_insn_latency prototype.
6077 * genautomata.c (output_default_latencies): New.
6078 Factor its code from ...
6079 (output_internal_insn_latency_func): ... here.
6080 (output_internal_maximal_insn_latency_func): New.
6081 (output_maximal_insn_latency_func): New.
6082 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6083 (struct hard_reg_set_iterator): New.
6084 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6085 hard_reg_set_iter_next): New functions.
6086 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6087 * lists.c (remove_free_INSN_LIST_node,
6088 remove_free_EXPR_LIST_node): New functions.
6089 * loop-init.c (loop_optimizer_init): When
6090 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6091 calling create_preheaders.
6092 (loop_optimizer_finalize): Do not verify flow info after reload.
6093 * recog.c (validate_replace_rtx_1): New parameter simplify.
6094 Default it to true. Update all uses. Factor out simplifying
6096 (simplify_while_replacing): ... this new function.
6097 (validate_replace_rtx_part,
6098 validate_replace_rtx_part_nosimplify): New.
6099 * recog.h (validate_replace_rtx_part,
6100 validate_replace_rtx_part_nosimplify): Declare.
6101 * rtl.c (rtx_equal_p_cb): New.
6102 (rtx_equal_p): Use it.
6103 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6104 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6105 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6106 * vecprim.h: Add a vector type for unsigned int.
6107 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6108 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6109 ready_try, cycle_issued_insns, spec_info): Make global.
6110 (readyp): Initialize.
6111 (dfa_lookahead): New global variable.
6112 (old_max_uid, old_last_basic_block): Remove.
6113 (h_i_d): Make it a vector.
6114 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6116 (after_recovery, adding_bb_to_current_region_p):
6117 New variables to handle correct insertion of the recovery code.
6118 (struct ready_list): Move declaration to sched-int.h.
6119 (rgn_n_insns): Removed.
6120 (rtx_vec_t): Move to sched-int.h.
6121 (find_insn_reg_weight): Remove.
6122 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6123 (haifa_init_h_i_d, haifa_finish_h_i_d):
6124 New functions to initialize / finalize haifa instruction data.
6125 (extend_h_i_d, init_h_i_d): Rewrite.
6126 (unlink_other_notes): Move logic to add_to_note_list. Handle
6127 selective scheduler.
6128 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6129 find_fallthru_edge): Make global, remove static prototypes.
6130 (max_issue): Make global. Add privileged_n and state parameters. Use
6132 (extend_global, extend_all): Removed.
6133 (init_before_recovery): Add new param. Fix the handling of the case
6134 when we insert a recovery code before the EXIT which has a predecessor
6135 with a fallthrough edge to it.
6136 (create_recovery_block): Make global. Rename to
6137 sched_create_recovery_block. Update.
6138 (change_pattern): Rename to sched_change_pattern. Make global.
6139 (speculate_insn): Rename to sched_speculate_insn. Make global.
6140 Split haifa-specific functionality into ...
6141 (haifa_change_pattern): New static function.
6142 (sched_extend_bb): New static function.
6143 (sched_init_bbs): New function.
6144 (current_sched_info): Change type to struct haifa_sched_info.
6145 (insn_cost): Adjust for selective scheduling.
6146 (dep_cost_1): New function. Move logic from ...
6147 (dep_cost): ... here.
6148 (dep_cost): Use dep_cost_1.
6149 (contributes_to_priority_p): Use sched_deps_info instead of
6151 (priority): Adjust to work with selective scheduling. Process the
6152 corner case when all dependencies don't contribute to priority.
6153 (rank_for_schedule): Use ds_weak instead of dep_weak.
6154 (advance_state): New function. Move logic from ...
6155 (advance_one_cycle): ... here.
6156 (add_to_note_list, concat_note_lists): New functions.
6157 (rm_other_notes): Make static. Adjust for selective scheduling.
6158 (remove_notes, restore_other_notes): New functions.
6159 (move_insn): Add two arguments. Update assert. Don't call
6161 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6162 Remove more_issue, max_points. Move the code to initialize
6163 max_lookahead_tries to max_issue.
6164 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6165 ready. Adjust use of move_insn. Call restore_other_notes.
6167 (sched_init, sched_finish): Move Haifa-specific initialization/
6169 (haifa_sched_init, haifa_sched_finish): ... respectively.
6171 (setup_sched_dump): New function.
6172 (haifa_init_only_bb): New static function.
6173 (haifa_speculate_insn): New static function.
6174 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6175 (extend_ready, extend_all): Remove.
6176 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6177 (create_check_block_twin, add_to_speculative_block): Use
6178 haifa_insns_init instead of extend_global. Update to use new
6179 initialization functions. Change parameter. Factor out code from
6180 create_check_block_twin to ...
6181 (sched_create_recovery_edges) ... this new function.
6182 (add_block): Remove.
6183 (sched_scan_info): New.
6184 (extend_bb): Use sched_scan_info.
6185 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6186 static functions for walking through scheduling region.
6187 (sched_luids): New vector variable to replace uid_to_luid.
6188 (luids_extend_insn): New function.
6189 (sched_max_luid): New variable.
6190 (luids_init_insn): New function.
6191 (sched_init_luids, sched_finish_luids): New functions.
6192 (insn_luid): New debug function.
6193 (sched_extend_target): New function.
6194 (haifa_init_insn): New static function.
6195 (sched_init_only_bb): New hook.
6196 (sched_split_block): New hook.
6197 (sched_split_block_1): New function.
6198 (sched_create_empty_bb): New hook.
6199 (sched_create_empty_bb_1): New function.
6200 (common_sched_info, ready): New global variables.
6201 (current_sched_info_var): Remove.
6202 (move_block_after_check): Use common_sched_info.
6203 (haifa_luid_for_non_insn): New static function.
6204 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6205 (increase_insn_priority): New.
6206 * modulo-sched.c: (issue_rate): Remove static declaration.
6207 (sms_sched_info): Change type to haifa_sched_info.
6208 (sms_sched_deps_info, sms_common_sched_info): New variables.
6209 (setup_sched_infos): New.
6210 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6211 Do not call regstat_free_calls_crossed.
6212 (sms_print_insn): Use const_rtx.
6213 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6214 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6215 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6216 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6217 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6218 current_sched_info to use it.
6219 (enum reg_pending_barrier_mode): Move to sched-int.h.
6220 (h_d_i_d): New variable. Initialize to NULL.
6221 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6223 (estimate_dep_weak): Remove static declaration.
6224 (sched_has_condition_p): New function. Adjust users of
6225 sched_get_condition to use it instead.
6226 (conditions_mutex_p): Add arguments indicating which conditions are
6228 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6229 argument to indicate whether returned condition is reversed. Do not
6230 generate new rtx when condition should be reversed; indicate it by
6231 setting new argument instead.
6232 (add_dependence_list_and_free): Add deps parameter.
6233 Update all users. Do not free dependence list when
6234 deps context is readonly.
6235 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6237 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6238 (remove_from_deps): New. Use the above functions.
6239 (cur_insn, can_start_lhs_rhs_p): New static variables.
6240 (add_or_update_back_dep_1): Initialize present_dep_type.
6241 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6242 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6243 haifa_note_dep): New functions implementing dependence hooks for
6244 the Haifa scheduler.
6245 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6246 note_dep): New functions.
6247 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6249 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6250 (free_deps): Initialize deps->reg_last.
6251 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6252 sched_analyze_insn): Update to use dependency hooks infrastructure
6253 and readonly contexts.
6254 (deps_analyze_insn): New function. Move part of logic from ...
6255 (sched_analyze): ... here. Also move some logic to ...
6256 (deps_start_bb): ... here. New function.
6257 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6259 (sched_deps_init): New function. Move code from ...
6260 (init_dependency_caches): ... here. Remove.
6261 (init_deps_data_vector): New.
6262 (sched_deps_finish): New function. Move code from ...
6263 (free_dependency_caches): ... here. Remove.
6264 (init_deps_global, finish_deps_global): Adjust for use with
6265 selective scheduling.
6266 (get_dep_weak): Move logic to ...
6267 (get_dep_weak_1): New function.
6268 (ds_merge): Move logic to ...
6269 (ds_merge_1): New static function.
6270 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6271 (ds_get_max_dep_weak): New function.
6272 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6273 (n_insns): Rename to rgn_n_insns.
6274 (debug_ebb_dependencies): New function.
6275 (init_ready_list): Use it.
6276 (begin_schedule_ready): Use sched_init_only_bb.
6277 (ebb_print_insn): Indicate when an insn starts a new cycle.
6278 (contributes_to_priority, compute_jump_reg_dependencies,
6279 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6280 (add_block1): Remove to ebb_add_block.
6281 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6282 (schedule_ebb): Initialize them. Use remove_notes instead of
6283 rm_other_notes. Use haifa_local_init/finish.
6284 (schedule_ebbs): Use haifa_sched_init/finish.
6285 * sched-int.h: Include vecprim.h, remove rtl.h.
6286 (struct ready_list): Delete declaration.
6287 (sched_verbose_param, enum sched_pass_id_t,
6288 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6289 (struct sched_scan_info_def): New structure.
6290 (sched_scan_info, sched_scan, sched_init_bbs,
6291 sched_init_luids, sched_finish_luids, sched_extend_target,
6292 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6293 (struct common_sched_info_def): New.
6294 (common_sched_info, haifa_common_sched_info,
6295 sched_emulate_haifa_p): Declare.
6297 (sched_luids): Declare.
6298 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6299 (sched_max_luid, insn_luid): Declare.
6300 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6301 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6302 print_insn, print_pattern, print_value, haifa_classify_insn,
6303 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6304 setup_sched_dump, sched_init, sched_finish,
6305 sel_insn_is_speculation_check): Export.
6306 (struct ready_list): Move from haifa-sched.c.
6307 (ready_try, ready, max_issue): Export.
6308 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6309 sched_init_only_bb, sched_split_block, sched_split_block_1,
6310 sched_create_empty_bb, sched_create_empty_bb_1,
6311 sched_create_recovery_block, sched_create_recovery_edges): Export.
6312 (enum reg_pending_barrier_mode): Export.
6313 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6315 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6316 print_insn field. Move add_block and fix_recovery_cfg to
6317 common_sched_info_def. Move compute_jump_reg_dependencies,
6319 (struct sched_deps_info_def): ... this new structure.
6320 (sched_deps_info): Declare.
6321 (struct spec_info_def): Remove weakness_cutoff, add
6322 data_weakness_cutoff and control_weakness_cutoff.
6323 (spec_info): Declare.
6324 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6326 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6327 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6328 (current_sched_info): Change type to struct haifa_sched_info.
6329 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6330 (h_d_i_d): New variable.
6331 (HDID): New accessor macro.
6332 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6333 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6335 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6336 (enum SCHED_FLAGS): Update for selective scheduler.
6337 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6338 (init_dependency_caches, free_dependency_caches): Delete declarations.
6339 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6340 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6341 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6342 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6343 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6345 (rm_other_notes): Delete declaration.
6346 (schedule_block): Remove one argument.
6347 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6348 ready_element, ready_lastpos, sched_extend_ready_list,
6349 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6350 concat_note_lists): Export.
6351 (struct region): Move from sched-rgn.h.
6352 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6353 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6354 BLOCK_TO_BB, CONTAINING_RGN): Export.
6355 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6356 (current_nr_blocks, current_blocks, target_bb): Likewise.
6357 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6358 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6359 sched_rgn_local_init, extend_regions,
6360 rgn_make_new_region_out_of_new_block, compute_priorities,
6361 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6362 extend_rgns, deps_join rgn_setup_common_sched_info,
6363 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6364 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6365 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6366 increase_insn_priority): Likewise.
6367 * sched-rgn.c: Include sel-sched.h.
6368 (ref_counts): New static variable. Use it ...
6369 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6370 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6371 (sched_is_disabled_for_current_region_p): Delete static declaration.
6372 (struct region): Move to sched-int.h.
6373 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6374 ebb_head): Define and initialize.
6375 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6376 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6377 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6379 (find_single_block_region): Add new argument to indicate that EBB
6380 regions should be constructed.
6381 (debug_live): Delete declaration.
6382 (current_nr_blocks, current_blocks, target_bb):
6383 Remove static qualifiers.
6384 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6386 (init_regions): Delete declaration.
6387 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6388 rgn_estimate_number_of_insns): New.
6389 (too_large): Use estimate_number_of_insns.
6390 (haifa_find_rgns): New. Move the code from ...
6391 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6392 (free_trg_info): New.
6393 (compute_trg_info): Allocate candidate tables here instead of ...
6394 (init_ready_list): ... here.
6395 (rgn_print_insn): Use const_rtx.
6396 (contributes_to_priority, extend_regions): Delete static declaration.
6397 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6398 (add_block1): Rename to rgn_add_block.
6399 (debug_rgn_dependencies): Delete static qualifier.
6400 (new_ready): Use sched_deps_info. Simplify.
6401 (rgn_common_sched_info, rgn_const_sched_deps_info,
6402 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6404 (region_sched_info): Rename to rgn_const_sched_info.
6405 (deps_join): New, extracted from ...
6406 (propagate_deps): ... here.
6407 (compute_block_dependences, debug_dependencies): Update for selective
6409 (free_rgn_deps, compute_priorities): New functions.
6410 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6411 sched_rgn_compute_dependencies): New functions.
6412 (schedule_region): Use them.
6413 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6414 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6416 (schedule_insns): Call new functions that were split out.
6417 (rgn_make_new_region_out_of_new_block): New.
6418 (get_rgn_sched_max_insns_priority): New.
6419 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6420 scheduling when appropriate.
6421 * sched-vis.c: Include insn-attr.h.
6422 (print_value, print_pattern): Make global.
6423 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6424 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6425 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6426 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6427 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6428 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6429 hooks. Initialize them to 0.
6430 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6431 * target.h (struct gcc_target): Add them. Rename gen_check field to
6433 * flags.h (sel_sched_switch_set): Declare.
6434 * opts.c (sel_sched_switch_set): New variable.
6435 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6436 pipelining is disabled from command line.
6437 (common_handle_option): Record whether selective scheduling is
6438 requested from command line.
6439 * doc/invoke.texi: Document new flags and parameters.
6440 * doc/tm.texi: Document new target hooks.
6441 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6443 (dfa_state_size): Do not declare locally.
6444 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6445 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6446 rs6000_alloc_sched_context, rs6000_set_sched_context,
6447 rs6000_free_sched_context): New functions.
6448 (struct _rs6000_sched_context): New.
6449 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6451 (rs6000_sched_finish): Do not run for selective scheduling.
6453 2008-08-31 Jan Hubicka <jh@suse.cz>
6455 * frv.c (frv_rtx_costs): Update forward declaration.
6456 * spu.c (spu_rtx_costs): Likewise.
6457 * pdp11.c: Include df.h
6458 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6459 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6460 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6461 * iq2000.c (iq2000_address_cost): Add speed argument.
6462 (iq2000_rtx_costs): Likewise.
6463 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6464 update call of mn10300_address_cost.
6465 * mcore.c: Include df.h
6466 (mcore_rtx_costs): Update prototype.
6467 * score3.c: Include df.h
6468 (score3_rtx_costs): Remove speed argument.
6469 * score7.c: Include df.h
6470 (score7_address_cost): Remove speed argument.
6471 * score-protos.h (score_address_cost): Update prototype.
6472 * score.c: Include df.h
6473 (score_rtx_costs): Update call of costs functions.
6474 * v850.c (v850_rtx_costs): Add bool argument.
6476 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6478 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6480 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6482 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6483 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6485 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6487 * mkmap-flat.awk: Add option pe_dll.
6488 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6489 * config/i386/t-cygwin (SHLIB_LC): Add.
6490 * config/i386/t-mingw32 (SHLIB_LC): Add.
6491 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6492 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6493 (LINK_SPEC): Support libgcc_s.
6494 (LIBGCC_SPEC): Support libgcc_s.
6495 (LIBGCC_SONAME): New.
6497 2008-08-31 Jan Hubicka <jh@suse.cz>
6499 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6500 mistakely had old version of patch.
6502 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6503 (ipcp_estimate_growth): New.
6504 (ipcp_insert_stage): Use ipcp_estimate_growth.
6505 * profile.c (branch_prob): When reading failed, do not consider
6508 2008-08-31 Jan Hubicka <jh@suse.cz>
6510 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6511 loop is optimized for speed.
6513 2008-08-31 Richard Guenther <rguenther@suse.de>
6516 * fold-const.c (fold_binary): Retain conversions in folding
6519 2008-08-31 Jan Hubicka <jh@suse.cz>
6521 * postreload-gcse.c (eliminate_partially_redundant_loads):
6522 Use optimize_bb_for_size_p.
6523 * predict.c (maybe_hot_frequency_p): Make inline.
6524 (maybe_hot_count_p): Break out from ...
6525 (maybe_hot_bb_p): ... this one.
6526 (maybe_hot_edge_p): Simplify.
6527 * basic-block.h (probably_cold_bb_p): Remove.
6529 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6532 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6534 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6535 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6536 Also split V4SFmode.
6537 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6540 2008-08-31 Jan Hubicka <jh@suse.cz>
6542 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6544 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6546 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6549 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6552 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6553 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6555 2008-08-31 Jan Hubicka <jh@suse.cz>
6557 * sparc.h (BRANCH_COST): Fix macro definition.
6558 * avr.c (avr_operand_rtx_cost): Add speed argument.
6559 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6561 2008-08-31 Richard Guenther <rguenther@suse.de>
6563 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6564 types instead of operands. Re-instantiate verifying of
6565 binary expression operands.
6567 2008-08-30 Jan Hubicka <jh@suse.cz>
6569 * fwprop.c (should_replace_address): Add speed attribute.
6570 (PR_OPTIMIZE_FOR_SPEED): New flag.
6571 (propagate_rtx_1): Use it.
6572 (propagate_rtx): Set it.
6573 (try_fwprop_subst): Update call of rtx_costs.
6574 (forward_propagate_and_simplify): LIkewise.
6575 * hooks.c (hook_int_rtx_bool_0): New
6576 (hook_bool_rtx_int_int_intp_false): Replace by ...
6577 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6578 * hooks.h (hook_int_rtx_bool_0): New
6579 (hook_bool_rtx_int_int_intp_false): Replace by ...
6580 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6581 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6582 (prepare_cmp_insn): UPdate call of rtx_cost.
6583 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6584 (reload_cse_simplify_operands): Update call of rtx_cost.
6585 (reload_cse_move2add): call of rtx_cost.
6586 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6587 * rtlanal.c (rtx_cost): Add speed argument.
6588 (address_cost): Add speed argument
6589 (default_address_cost): Likewise.
6590 (insn_rtx_cost): Likewise.
6591 * cfgloopanal.c (seq_cost): Add speed argument.
6592 (target_reg_cost, target_spill_cost): Turn to array.
6593 (init_set_costs): Update for speed.
6594 (estimate_reg_pressure_cost): Add speed argument.
6595 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6596 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6597 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6598 (seq_cost): Add speed argument.
6599 (computation_cost): Add speed arugment.
6600 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6601 (force_expr_to_var_cost): Update for profile info.
6602 (force_var_cost): Likewise.
6603 (split_address_cost): Likewise.
6604 (ptr_difference_cost): Likewise.
6605 (difference_cost): Likewise.
6606 (get_computation_cost_at): Likewise.
6607 (determine_iv_cost): Likewise.
6608 (ivopts_global_cost_for_size): Likewise.
6609 (rewrite_use_address): Likewise.
6610 (tree_ssa_iv_optimize_loop): Initialize speed field.
6611 * cse.c (optimize_this_for_speed_p): New static var.
6612 (notreg_cost): Update call of rtx_cost.
6613 (cse_extended_basic_block): set optimize_this_for_speed_p.
6614 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6615 (noce_try_cmove_arith): Likewise.
6616 (noce_try_sign_mask): LIkewise.
6617 * expr.c (compress_float_constant): Update rtx_cost calls.
6618 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6620 (addr_to_parts): Likewise.
6621 (create_mem_ref): Likewise.
6622 * dse.c (find_shift_sequence): Add speed argument.
6623 (replace_read): Update call.
6624 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6625 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6626 * neg_cost, shift_cost, shiftadd_cost,
6627 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6628 mul_highpart_cost): Increase dimension.
6629 (init_expmed): Initialize for both size and speed.
6630 (expand_shift): Use profile.
6631 (synth_mult): Use profile.
6632 (choose_mult_variant): Use profile.
6633 (expand_mult): Use profile.
6634 (expand_mult_highpart_optab): Use profile.
6635 (expand_mult_highpart): Use profile.
6636 (expand_smod_pow2): Use profile.
6637 (expand_divmod): Use profile.
6638 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6640 * loop-invariant.c (create_new_invariant): Use profile.
6641 (gain_for_invariant): Add speed parameter.
6642 (best_gain_for_invariant): Likewise.
6643 (find_invariants_to_move): Likewise.
6644 (move_single_loop_invariants): Set it.
6645 * target-def.h (TARGET_RTX_COSTS): Use hook.
6646 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6647 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6648 * output.h (default_address_cost): Update prototype.
6649 * combine.c (optimize_this_for_speed_p): New static var.
6650 (combine_validate_cost): Update call of rtx_cost.
6651 (combine_instructions): Set optimize_this_for_speed_p.
6652 (expand_compound_operation): Update call of rtx_cost.
6653 (make_extraction):Update call of rtx_cost.
6654 (force_to_mode):Update call of rtx_cost.
6655 (distribute_and_simplify_rtx):Update call of rtx_cost.
6656 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6657 (estimate_reg_pressure_cost): Update prototype.
6658 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6659 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6661 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6662 (alpha_rtx_costs): Update.
6663 * config/frv/frv.c (frv_rtx_costs): Update.
6664 * config/s390/s390.c (s390_rtx_costs): Update.
6665 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6666 (m32c_rtx_costs): Update.
6667 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6668 (spu_rtx_costs): Update.
6669 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6670 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6671 * config/i386/i386.c (:ix86_address_cost): Update.
6672 (ix86_rtx_costs): Update.
6673 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6674 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6675 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6676 * config/crx/crx.c (crx_address_cost): Update.
6677 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6678 * config/stormy16/stormy16.c
6679 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6680 * config/m68hc11/m68hc11.c
6681 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6682 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6683 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6685 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6687 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6688 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6689 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6690 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6691 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6692 (mcore_rtx_costs): update.
6693 * config/score/score3.c (score3_rtx_costs): Update.
6694 * config/score/score7.c (score7_rtx_costs): Update.
6695 * config/score/score3.h (score3_rtx_costs):Update.
6696 * config/score/score7.h (score7_rtx_costs): Update.
6697 * config/score/score.c (score_rtx_costs): Update.
6698 * config/arm/arm.c (arm_address_cost): Update.
6699 (arm_rtx_costs_1): Update.
6700 (arm_rtx_costs_1): Update.
6701 (arm_size_rtx_costs): Update.
6702 (arm_size_rtx_costs): Update.
6703 (arm_size_rtx_costs): Update.
6704 (arm_xscale_rtx_costs): Update.
6705 (arm_thumb_address_cost): Update.
6706 * config/pa/pa.c (hppa_address_cost): Update.
6707 * config/mips/mips.c (mips_rtx_costs): Update.
6708 * config/vax/vax.c (vax_address_cost): Update.
6709 * config/h8300/h8300.c (h8300_shift_costs): Update.
6710 (h8300_rtx_costs): Update.
6711 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6712 (v850_rtx_costs): Update.
6713 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6714 * config/bfin/bfin.c
6715 (bfin_address_cost): Update.
6716 (bfin_rtx_costs): Update.
6717 * stmt.c (lshift_cheap_p): Update.
6719 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6722 * expmed.c (extract_bit_field_1): Check the mode size to make
6723 sure the vector modes have the same size.
6725 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6727 * dojump.c (top level): Include basic-block.h to declare
6728 optimize_insn_for_speed_p
6730 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6732 * opts.h (CL_SAVE): New option class for marking options that are
6733 target specific options usable in the target attribute.
6734 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6736 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6737 can easily find the target specific options that are safe to use
6738 in the attribute or pragma.
6740 * attribs.c (decl_attributes): Change #pragma GCC option to
6741 #pragma GCC target, and attribute((option(...))) to
6742 attribute((target(...))).
6744 * doc/extend.texi (target attribute): Change from option
6745 attribute. Delete push/pop/reset.
6746 (#pragma GCC target): Change from #pragma GCC option. Delete
6748 (#pragma GCC push_options): Document new pragma.
6749 (#pragma GCC pop_options): Document new pragma.
6750 (#pragma GCC reset_options): Document new pragma.
6752 * targhooks.c (default_target_option_valid_attribute_p): Add
6753 warning about port not supporting target attributes.
6754 (default_target_option_pragma_parse): New function, warn about
6755 #pragma GCC target not being supported.
6757 * targhooks.h (default_target_option_pragma_parse): Add
6760 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6761 TI_CURRENT_OPTION_PRAGMA.
6762 (current_target_pragma): Rename from current_option_pragma.
6764 * target.h: (struct target_option): Delete booleans for changing
6765 the optimization level on hot/cold functions. Change signature of
6766 pragma_parse hook to take a second tree.
6768 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6770 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6771 that the declaration is done at global scope.
6773 * langhooks.c (add_builtin_function_common): Move most of the code
6774 from add_builtin_function here, calling the hook passed in.
6775 (add_builtin_function): Call add_builtin_function_common with
6776 standard builtin hook.
6777 (add_builtin_function_ext_scope): New function to add builtins to
6780 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6782 (add_builtin_function_ext_scope): Add declaration.
6784 * c-pragma.c (handle_pragma_target): Rename from
6785 handle_pragma_option, #pragma GCC option is now #pragma GCC
6786 target. Move warning about port not supporting target options to
6787 default pragma parse hook. Remove push/pop/reset from this
6789 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6790 (option_stack): Delete static variable.
6791 (optimize_stack): Ditto.
6792 (optons_stack): New stack of saved target and optimization
6794 (handle_pragma_push_options): New function to handle pushing both
6795 target and optimization options.
6796 (handle_pragma_pop_options): New function to handle popping both
6797 target and optimization options.
6798 (handle_pragma_reset_options): New function to handle resetting
6799 both target and optimization options to their initial state.
6800 (init_pragma): Rename handle_pragma_option to
6801 handle_pragma_target. Add support for push_options, pop_options,
6802 and reset_options pragmas.
6804 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6805 default_target_option_pragma_parse.
6806 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6807 default_target_option_valid_attribute_p.
6808 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6809 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6810 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6811 optimization level on hot/cold functions.
6813 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6814 if the caller and callee have different optimization levels.
6816 * c-common.c (handle_target_attribute): Rename from
6817 handle_option_attribute, attribute((option(...))) is now
6818 attribute((target(...))). Move warning if the port does not
6819 support target attributes to the default hook.
6820 (handle_hot_attribute): Delete code to change the optimization
6821 level of hot functions.
6822 (handle_cold_attribute): Ditto.
6824 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6825 argument that is the binary tree options to use if there are no
6826 arguments. Call ix86_valid_target_attribute_tree instead of
6827 ix86_valid_option_attribute_tree.
6828 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6829 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6830 ix86_pragma_option_parse.
6832 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6833 Rename from ix86_valid_option_attribute_tree.
6835 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6836 new builtins when the ISA changes.
6837 (ix86_valid_target_attribute_tree): Rename from
6838 ix86_valid_option_attribute_tree. Change callers. If the
6839 function specified optimization options, use those as the starting
6840 point before setting up the target attributes. If the
6841 optimization options were changed in the course of setting the
6842 target attributes, record the new optimization options.
6843 (ix86_valid_target_attribute_tree_inner_p): Rename from
6844 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6845 ix86_add_new_builtins if the ISA changed.
6846 (ix86_valid_target_attribute_p): Rename from
6847 ix86_valid_option_attribute_p. Change callers.
6848 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6849 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6850 as delayed builtin functions.
6851 (struct builtin_isa): New structure to record builtin functions
6852 that should be delayed until the ISA for that function is used.
6853 (ix86_builtins_isa): Change from int to struct to track builtin
6854 functions we want to declare at some point.
6855 (def_builtin): If the front end can delay defining the builtin
6856 functions, don't create builtins for ISAs not part of the default
6858 (def_builtin_const): Ditto.
6859 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6860 __builtin_ia32_pcmov_v2di to be different builtin functions.
6861 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6862 a structure instead of an int.
6863 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6864 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6865 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6866 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6868 * config/ia64/ia64.h
6869 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6870 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6872 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6873 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6874 (LANG_HOOKS_INITIALIZER): Add
6875 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6877 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6880 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6881 the reload address with the index register for SFmode
6882 access with a displacement.
6884 2008-08-30 Jan Hubicka <jh@suse.cz>
6886 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6887 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6888 * dojump.c (do_jump): Likewise.
6889 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6890 (note-if_info): Add BRANCH_COST.
6891 (noce_try_store_flag_constants, noce_try_addcc,
6892 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6893 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6894 find_if_case_2): Use computed branch cost.
6895 * expr.h (BRANCH_COST): Update default.
6896 * predict.c (predictable_edge_p): New function.
6897 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6898 Update BRANCH_COST call.
6899 * basic-block.h (predictable_edge_p): Declare.
6900 * config/alpha/alpha.h (BRANCH_COST): Update.
6901 * config/frv/frv.h (BRANCH_COST): Update.
6902 * config/s390/s390.h (BRANCH_COST): Update.
6903 * config/spu/spu.h (BRANCH_COST): Update.
6904 * config/sparc/sparc.h (BRANCH_COST): Update.
6905 * config/m32r/m32r.h (BRANCH_COST): Update.
6906 * config/i386/i386.h (BRANCH_COST): Update.
6907 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6909 * config/sh/sh.h (BRANCH_COST): Update.
6910 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6911 * config/avr/avr.h (BRANCH_COST): Update.
6912 * config/crx/crx.h (BRANCH_COST): Update.
6913 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6914 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6915 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6916 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6917 * config/ia64/ia64.h (BRANCH_COST): Update.
6918 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6919 * config/arc/arc.h (BRANCH_COST): Update.
6920 * config/score/score.h (BRANCH_COST): Update.
6921 * config/arm/arm.h (BRANCH_COST): Update.
6922 * config/pa/pa.h (BRANCH_COST): Update.
6923 * config/mips/mips.h (BRANCH_COST): Update.
6924 * config/vax/vax.h (BRANCH_COST): Update.
6925 * config/h8300/h8300.h (BRANCH_COST): Update.
6926 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6927 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6928 * doc/tm.texi (BRANCH_COST): Update.
6930 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6933 * config/arm/arm.c (arm_optimization_options): Set
6934 flag_section_anchors to 2 instead of 1 to distinguish it from
6935 -fsection-anchors given explicitely on the command line.
6937 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
6939 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6940 final insn of a split.
6942 2008-08-30 Jan Hubicka <jh@suse.cz>
6944 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
6945 optimized for speed.
6946 * final.c (compute_alignments): Use optimize_bb_for_size_p.
6947 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
6948 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
6949 flag_gcse_after_reload_set): New static vars.
6950 (common_handle_option): Enable those flags for profile-use.
6951 (decode_options): Remove optimize_size flags that are handled
6952 on higher granuality.
6953 * tree-vectorizer.c (vectorize_loops): Use
6954 optimize_loop_nest_for_speed_p.
6955 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
6956 * tree-predcom.c (tree_predictive_commoning): Use
6957 optimize_loop_for_speed_p.
6958 * varasm.c (assemble_start_function): Use
6959 optimize_function_for_speed_p.
6960 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
6961 * predict.c (optimize_loop_for_speed_p): Fix walk.
6963 2008-08-30 Jan Hubicka <jh@suse.cz>
6965 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
6967 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
6968 profile presence locally.
6970 2008-08-29 Joseph Myers <joseph@codesourcery.com>
6973 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
6974 versions before 4.0.
6976 2008-08-29 Jan Hubicka <jh@suse.cz>
6978 * tree-inline.c (insert_init_stmt): Insert sequence even when
6981 2008-08-29 Jeff Law <law@redhat.com>
6983 * mn10300.c (mn10300_secondary_reload_class): We need secondary
6984 reloads for AM33-2 if IN is a pseudo with an equivalent memory
6985 location and class is an FP register.
6987 2008-08-29 Jan Hubicka <jh@suse.cz>
6989 * see.c (see_merge_one_def_extension): Silence used uninitialized
6991 * matrix-reorg.c (check_allocation_function): Likewise.
6992 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
6994 2008-08-29 Jakub Jelinek <jakub@redhat.com>
6997 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
6998 compute new & and | in type rather than TREE_TYPE (arg0).
7000 * dwarf2out.c (fortran_common): Update comment.
7001 (gen_variable_die): Swap com_die and var_die variables in Fortran
7002 COMMON block handling code.
7004 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7006 * dwarf2out.c (gen_const_die): New function.
7007 (size_of_die, value_format, output_die): Output larger
7008 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7009 (native_encode_initializer): New function.
7010 (tree_add_const_value_attribute): Call it.
7011 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7013 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7014 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7015 TREE_THIS_VOLATILE to add_type_attribute.
7017 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7019 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7022 * dwarf2out.c (loc_by_reference): New function.
7023 (add_location_or_const_value_attribute): Use it.
7026 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7027 as DW_TAG_variable children of DW_TAG_common_block rather than
7028 DW_TAG_member children. Put DW_AT_external to individual
7029 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7031 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7032 loc_descriptor_from_tree_1.
7036 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7037 arguments to imported_module_or_decl.
7038 (debug_nothing_tree_tree): Removed.
7039 (debug_nothing_tree_tree_tree_bool): New prototype.
7040 * debug.c (do_nothing_debug_hooks): Adjust.
7041 (debug_nothing_tree_tree): Removed.
7042 (debug_nothing_tree_tree_tree_bool): New function.
7043 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7044 (gen_variable_die): Put all common vars for the
7045 same COMMON block under one DW_TAG_common_block.
7046 (declare_in_namespace): Return new context_die, for Fortran
7047 return the module DIE instead of adding extra declarations into
7049 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7050 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7051 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7053 (dwarf2out_global_decl): Don't skip Fortran global vars.
7054 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7055 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7056 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7057 DW_TAG_imported_declaration as child of previous
7058 DW_TAG_imported_module.
7059 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7060 * sdbout.c (sdb_debug_hooks): Likewise.
7061 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7063 2008-08-29 Jan Hubicka <jh@suse.cz>
7065 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7067 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7068 * ipa-cp.c (n_cloning_candidates): New static variable.
7069 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7070 (ipcp_print_all_lattices): Improve debug output.
7071 (ipcp_cloning_candidate_p): New function.
7072 (ipcp_initialize_node_lattices): Use it.
7073 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7074 (ipcp_propagate_stage): Prettier debug output.
7075 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7076 (ipcp_print_all_structures): Remove.
7077 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7078 (ipcp_insert_stage): Prettier debug output; call
7079 cgraph_remove_unreachable_nodes before propagating.
7080 (pass_ipa_cp): Schedule function removal pass.
7081 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7083 (cgraph_maybe_hot_edge_p): Move to ...
7084 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7085 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7086 (common_handle_option): Set them; enable ipa-cp when profiling.
7087 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7088 (ipa_print_all_jump_functions): Likewise.
7089 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7090 (ipa_print_node_params, ipa_print_all_params): New.
7091 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7092 ipa_print_all_param_flags): Remove.
7093 (ipa_print_node_params, ipa_print_all_params): New.
7095 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7097 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7098 change from 2008-04-03.
7099 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7101 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7104 * ira-color.c (push_allocnos_to_stack): Truncate
7105 removed_splay_allocno_vec.
7107 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7110 * ira-color (ira_fast_allocation): Don't assign hard registers to
7113 2008-08-29 Jan Hubicka <jh@suse.cz>
7116 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7117 for cold internal loops.
7119 2008-08-29 Richard Guenther <rguenther@suse.de>
7121 * tree-ssa-structalias.c (create_variable_info_for): Do not
7122 create fields for heap vars or vars with a noalias state.
7123 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7126 2008-08-29 Richard Guenther <rguenther@suse.de>
7128 * common.opt (ftree-store-ccp): Mark as preserved for
7129 backward compatibility.
7130 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7131 * tree-pass.h (pass_store_ccp): Remove.
7132 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7133 (first_vdef): Remove declaration.
7134 (get_value_loaded_by): Likewise.
7135 * tree-ssa-ccp.c (do_store_ccp): Remove.
7136 (get_default_value): Simplify as do_store_ccp is always false
7137 now. Do not initialize mem_ref.
7138 (set_value_varying): Likewise.
7139 (canonicalize_float_value): Likewise.
7140 (set_lattice_value): Likewise.
7141 (likely_value): Likewise.
7142 (surely_varying_stmt_p): Likewise.
7143 (ccp_initialize): Likewise.
7144 (ccp_lattice_meet): Likewise.
7145 (ccp_visit_phi_node): Likewise.
7146 (ccp_fold): Likewise.
7147 (evaluate_stmt): Likewise.
7148 (visit_assignment): Likewise.
7149 (ccp_visit_stmt): Likewise.
7150 (execute_ssa_ccp): Fold into ...
7151 (do_ssa_ccp): ... this.
7152 (do_ssa_store_ccp): Remove.
7153 (gate_store_ccp): Likewise.
7154 (pass_store_ccp): Likewise.
7155 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7157 * tree-ssa-propagate.c (first_vdef): Remove.
7158 (get_value_loaded_by): Likewise.
7159 (replace_vuses_in): Likewise.
7160 (substitute_and_fold): Do not call replace_vuses_in.
7161 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7163 2008-08-29 Richard Guenther <rguenther@suse.de>
7166 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7167 PARAM_NOALIAS tags with is_heapvar.
7168 * tree-ssa-operands.c (access_can_touch_variable): Offset
7169 based tests do not apply for heapvars. Fix offset test.
7171 2008-08-29 Jan Hubicka <jh@suse.cz>
7173 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7174 (-fipa-cp-clone): Enabled by default at -O3.
7175 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7176 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7178 2008-08-29 Jan Hubicka <jh@suse.cz>
7180 * tree.c (build_function_type_skip_args,
7181 build_function_decl_skip_args): New functions.
7182 * tree.h (build_function_type_skip_args,
7183 build_function_decl_skip_args): Declare.
7184 * gimple.c (giple_copy_call_skip_args): New function.
7185 (giple_copy_call_skip_args): Declare.
7187 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7188 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7189 (ipcp_node_modifiable_p): ... this one; use
7190 tree_versionable_function_p.
7191 (ipcp_create_replace_map): Improve debug output.
7192 (ipcp_need_redirect_p): Return false when not clonning.
7193 (ipcp_update_callgraph): Skip args.
7194 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7196 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7197 (save_inline_function_body): Update call of tree_function_versioning.
7198 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7199 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7201 (tree_function_versioning): Likewise.
7202 * tree-inline.h (tree_function_versioning): Update prototype.
7204 2008-08-29 Jan Hubicka <jh@suse.cz>
7206 * loop-unswitch.c (unswitch_single_loop): Use
7207 optimize_loop_for_speed_p.
7208 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7209 Use optimize_function_for_size_p.
7210 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7211 * postreload-gcse.c (eliminate_partially_redundant_load):
7212 Use optimize_bb_for_size_p.
7213 * value-prof.c (gimple_divmod_fixed_value_transform,
7214 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7215 gimple_stringops_transform): Use optimize_bb_for_size_p.
7216 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7217 * final.c (compute_alignments): Use optimize_function_for_size_p.
7218 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7219 (fold_builtin_strcpy, fold_builtin_fputs): Use
7220 optimize_function_for_size_p.
7221 * fold-const.c (tree_swap_operands_p): Use
7222 optimize_function_for_size_p.
7223 * recog.c (relax_delay_slots): Likewise.
7224 * tree-ssa-math-opts.c (replace_reciprocal):
7225 Use optimize_bb_for_speed_p.
7226 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7227 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7228 optimize_function_for_size_p.
7229 (cgraph_decide_inlining_of_small_function): Use
7230 optimize_function_for_size_p.
7231 * global.c (find_reg): Use optimize_function_for_size_p.
7232 * opts.c (decode_options): Do not clear flag_tree_ch,
7233 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7234 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7235 work it out from profile.
7236 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7237 optimize_loop_for_speed_p.
7238 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7240 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7241 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7242 * tree-eh.c (decide_copy_try_finally): Use
7243 optimize_function_for_size_p.
7244 * local-alloc.c (block_alloc): Pass BB pointer.
7245 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7246 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7247 * loop-unroll.c (decide_unrolling_and_peeling):
7248 Use optimize_loop_for_size_p.
7249 (decide_peel_completely): Likewise.
7250 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7251 optimize_loop_for_size_p.
7252 (vect_enhance_data_refs_alignment): Likewise.
7253 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7254 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7256 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7257 (try_crossjump_bb): Use optimize_bb_for_size_p.
7258 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7259 optimize_loop_for_speed_p.
7260 * bb-reorder.c (find_traces_1_round): Likewise.
7261 (copy_bb): Use optimize_bb_for_speed_p.
7262 (duplicate_computed_gotos): Likewise.
7263 * basic-block.h (optimize_loop_nest_for_size_p,
7264 optimize_loop_nest_for_speed_p): New.
7265 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7267 2008-08-29 Tristan Gingold <gingold@adacore.com>
7269 * gcov.c (main): Call expandargv.
7271 2008-08-29 Jan Hubicka <jh@suse.cz>
7273 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7275 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7277 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7278 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7280 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7282 2008-08-29 Jan Hubicka <jh@suse.cz>
7284 * tree-pass.h (pass_strip_predict_hints): Declare.
7285 * predict.c (strip_builtin_expect): Rename to ...
7286 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7287 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7288 (tree_estimate_probability): Do not strip builtin_expect.
7289 (pass_strip_predict_hints): New pass.
7290 * tree-inline.c (expand_call_inline): When inlining cold function,
7291 predict it as unlikely.
7292 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7294 2008-08-29 Richard Guenther <rguenther@suse.de>
7296 PR tree-optimization/37207
7297 * tree-vrp.c (extract_range_from_binary_expr): Also try
7298 to constant fold if only one of the operands is a constant.
7300 2008-08-29 Nick Clifton <nickc@redhat.com>
7302 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7303 the same way as SYMBOL_REFs.
7305 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7307 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7309 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7311 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7312 * config/mips/mips.md (branch_likely): Remove const. Fix
7314 (define_delay for type "branch"): Change to only apply for branch
7315 with likely variant.
7316 (define_delay for type "branch" and "branch_likely" no). New delay
7318 (equality_op): New code iterator.
7319 (bbv, bbinv): New code attributes.
7320 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7323 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7324 Andrew Pinski <pinskia@gcc.gnu.org>
7327 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7329 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7331 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7332 rule that a symbolic constant must be defined and >= 0 for the
7333 corresponding facility to be present at compile-time.
7334 * gthr-posix.c: Likewise.
7336 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7338 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7339 * config/mips/mips.md (D): New mode attribute.
7340 (mulsi3, muldi3): Merge it into ...
7341 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7342 (muldi3_mul3): New pattern.
7343 (mulsi3_mult3): Rename to mulsi3_mul3.
7345 2008-08-28 Jan Hubicka <jh@suse.cz>
7347 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7349 * predict.c (always_optimize_for_size_p): Rename to ...
7350 (optimize_function_for_size): ... this one; make extern.
7351 (optimize_function_for_speed_p): New.
7352 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7353 optimize_edge_for_size_p,optimize_edge_for_size_p,
7354 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7355 * basic-block.h (optimize_function_for_size_p,
7356 optimize_function_for_speed_p): Declare.
7357 * i386.md (optimize_size checks): Replace them by appropriate
7359 (standard_80387_constant_p, ix86_compute_frame_layout,
7360 ix86_expand_epilogue, ix86_decompose_address,
7361 print_operand, emit_i387_cw_initialization,
7362 inline_memory_move_cost, ix86_pad_returns,
7363 ix86_reorg): Replace optimize_size checks.
7365 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7367 * rtl.h (simplify_subreg_regno): Declare.
7368 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7369 * simplify-rtx.c (simplify_subreg): ...here.
7370 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7371 subreg_offset_representable_p.
7373 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7376 * c-typeck.c (convert_for_assignment): Give a note describing what
7377 was passed and what was expected.
7379 2008-08-28 Joey Ye <joey.ye@intel.com>
7381 * doc/extend.texi: Document AVX built-in functions.
7382 * doc/invoke.texi: Document -mavx.
7384 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7385 Joey Ye <joey.ye@intel.com>
7386 Xuepeng Guo <xuepeng.guo@intel.com>
7388 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7390 * config/i386/cpuid.h (bit_FMA): New.
7391 (bit_XSAVE): Likewise.
7392 (bit_OSXSAVE): Likewise.
7393 (bit_AVX): Likewise.
7395 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7396 define. Use ASM_OUTPUT_AVX_PREFIX.
7398 * config/i386/gmmintrin.h: New.
7400 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7401 (OPTION_MASK_ISA_AVX_SET): New.
7402 (OPTION_MASK_ISA_FMA_SET): Likewise.
7403 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7404 (OPTION_MASK_ISA_FMA_SET): Likewise.
7405 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7406 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7407 (pta_flags): Add PTA_AVX and PTA_FMA.
7408 (override_options): Handle PTA_AVX and PTA_FMA.
7409 (init_cumulative_args): Handle warn_avx.
7410 (classify_argument): Return 0 for COImode and OImode. Return
7411 1 and X86_64_AVX_CLASS for 256bit vector types.
7412 (examine_argument): Handle X86_64_AVX_CLASS.
7413 (construct_container): Likewise.
7414 (function_arg_advance_32): Pass OImode and 256bit vector types
7416 (function_arg_advance_64): Take a new argument to indicate if a
7417 parameter is named. Handle 256bit vector types. Return
7418 immediately for unnamed 256bit vector mode parameters.
7419 (function_arg_advance): Updated.
7420 (function_arg_32): Add comments for TImode. Handle OImode
7421 and 256bit vector types.
7422 (function_arg_64): Take a new argument to indicate if a
7423 parameter is named. Handle 256bit vector types. Return NULL
7424 for unnamed 256bit vector mode parameters.
7425 (function_arg): Updated.
7426 (setup_incoming_varargs_64): Support
7427 AVX encoding for *sse_prologue_save_insn.
7428 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7429 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7430 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7431 enabled, otherwise return -3.
7432 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7434 (print_reg): Support AVX registers. Handle 'x' and 't'.
7435 Handle 'd' to duplicate the operand.
7436 (print_operand): Likewise. Also support AVX vector compare
7438 (output_387_binary_op): Support AVX.
7439 (output_fp_compare): Likewise.
7440 (ix86_expand_vector_move_misalign): Likewise.
7441 (ix86_attr_length_vex_default): New.
7442 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7443 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7444 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7445 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7446 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7447 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7448 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7449 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7450 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7451 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7452 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7453 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7454 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7455 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7456 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7457 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7458 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7459 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7460 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7461 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7462 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7463 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7464 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7465 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7466 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7467 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7468 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7469 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7470 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7471 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7472 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7473 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7474 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7475 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7476 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7477 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7478 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7479 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7480 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7481 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7482 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7483 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7484 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7485 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7486 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7487 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7488 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7489 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7490 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7491 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7492 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7493 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7494 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7495 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7496 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7497 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7498 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7499 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7500 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7501 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7502 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7503 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7504 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7505 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7506 and IX86_BUILTIN_MOVMSKPS256,
7507 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7508 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7509 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7510 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7511 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7512 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7513 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7514 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7515 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7516 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7517 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7518 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7519 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7520 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7521 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7522 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7523 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7524 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7525 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7526 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7527 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7528 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7529 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7530 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7531 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7532 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7533 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7534 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7535 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7536 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7537 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7538 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7539 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7540 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7541 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7542 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7543 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7544 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7545 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7546 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7547 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7548 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7549 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7550 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7551 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7552 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7553 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7554 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7555 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7556 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7557 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7558 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7559 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7560 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7561 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7562 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7563 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7564 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7566 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7567 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7568 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7569 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7570 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7571 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7572 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7573 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7574 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7575 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7576 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7577 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7578 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7579 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7580 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7581 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7582 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7583 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7584 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7585 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7586 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7587 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7588 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7589 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7590 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7591 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7592 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7593 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7594 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7595 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7596 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7597 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7598 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7599 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7600 IX86_BUILTIN_MOVMSKPS256.
7601 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7602 (ix86_expand_args_builtin): Likewise.
7603 (ix86_expand_special_args_builtin): Likewise.
7604 (ix86_hard_regno_mode_ok): Handle AVX modes.
7605 (ix86_expand_vector_init_duplicate): Likewise.
7606 (ix86_expand_vector_init_one_nonzero): Likewise.
7607 (ix86_expand_vector_init_one_var): Likewise.
7608 (ix86_expand_vector_init_concat): Likewise.
7609 (ix86_expand_vector_init_general): Likewise.
7610 (ix86_expand_vector_set): Likewise.
7611 (ix86_vector_mode_supported_p): Likewise.
7612 (x86_extended_reg_mentioned_p): Check INSN_P before using
7615 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7616 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7618 * config/i386/i386.h (TARGET_AVX): New.
7619 (TARGET_FMA): Likewise.
7620 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7621 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7622 (VALID_AVX256_REG_MODE): New.
7623 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7624 (AVX_FLOAT_MODE_P): Likewise.
7625 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7626 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7627 (AVX_VEC_FLOAT_MODE_P): Likewise.
7628 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7629 (ASM_OUTPUT_OPCODE): Likewise.
7630 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7632 (SSE_REG_MODE_P): Allow 256bit vector modes.
7633 (ix86_args): Add a warn_avx field.
7635 * config/i386/i386.md (UNSPEC_PCMP): New.
7636 (UNSPEC_VPERMIL): Likewise.
7637 (UNSPEC_VPERMIL2): Likewise.
7638 (UNSPEC_VPERMIL2F128): Likewise.
7639 (UNSPEC_MASKLOAD): Likewise.
7640 (UNSPEC_MASKSTORE): Likewise.
7641 (UNSPEC_CAST): Likewise.
7642 (UNSPEC_VTESTP): Likewise.
7643 (UNSPECV_VZEROALL): Likewise.
7644 (UNSPECV_VZEROUPPER): Likewise.
7645 (XMM0_REG): Likewise.
7646 (XMM1_REG): Likewise.
7647 (XMM2_REG): Likewise.
7648 (XMM3_REG): Likewise.
7649 (XMM4_REG): Likewise.
7650 (XMM5_REG): Likewise.
7651 (XMM6_REG): Likewise.
7652 (XMM8_REG): Likewise.
7653 (XMM9_REG): Likewise.
7654 (XMM10_REG): Likewise.
7655 (XMM11_REG): Likewise.
7656 (XMM12_REG): Likewise.
7657 (XMM13_REG): Likewise.
7658 (XMM14_REG): Likewise.
7659 (XMM15_REG): Likewise.
7661 (prefix_vex_imm8): Likewise.
7662 (prefix_vex_w): Likewise.
7663 (length_vex): Likewise.
7666 (*avx_ashlti3): Likewise.
7667 (*avx_lshrti3): Likewise.
7668 (*avx_setcc<mode>): Likewise.
7669 (*fop_<mode>_comm_mixed_avx): Likewise.
7670 (*fop_<mode>_comm_avx): Likewise.
7671 (*fop_<mode>_1_mixed_avx): Likewise.
7672 (*fop_<mode>_1_avx): Likewise.
7673 (*avx_<code><mode>3): Likewise.
7674 (*avx_ieee_smin<mode>3): Likewise.
7675 (*avx_ieee_smax<mode>3): Likewise.
7676 (mode): Add OI, V8SF and V4DF.
7677 (length): Support VEX prefix.
7678 (*cmpfp_i_mixed): Set prefix attribute.
7679 (*cmpfp_i_sse): Likewise.
7680 (*cmpfp_iu_mixed): Likewise.
7681 (*cmpfp_iu_sse): Likewise.
7682 (*movsi_1): Support AVX.
7683 (*movdi_2): Likewise.
7684 (*movdi_1_rex64): Likewise.
7685 (*movti_internal): Likewise.
7686 (*movti_rex64): Likewise.
7687 (*movsf_1): Likewise.
7688 (*movdf_nointeger): Likewise.
7689 (*movdf_integer_rex64): Likewise.
7690 (*movtf_internal): Likewise.
7691 (zero_extendsidi2_32): Likewise.
7692 (zero_extendsidi2_rex64): Likewise.
7693 (*extendsfdf2_mixed): Likewise.
7694 (*extendsfdf2_sse): Likewise.
7695 (*truncdfsf_fast_mixed): Likewise.
7696 (*truncdfsf_fast_sse): Likewise.
7697 (*truncdfsf_mixed): Likewise.
7698 (fix_trunc<mode>di_sse): Likewise.
7699 (fix_trunc<mode>si_sse): Likewise.
7700 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7701 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7702 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7703 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7704 (*rcpsf2_sse): Likewise.
7705 (*rsqrtsf2_sse): Likewise.
7706 (*sqrt<mode>2_sse): Likewise.
7707 (sse4_1_round<mode>2): Likewise.
7708 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7709 Support AVX. Set length attribute properly for AVX.
7711 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7712 (VECTOR_MODES (FLOAT, 32)): Likewise.
7713 (VECTOR_MODE (INT, DI, 8)): Likewise.
7714 (VECTOR_MODE (INT, HI, 32)): Likewise.
7715 (VECTOR_MODE (INT, QI, 64)): Likewise.
7716 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7717 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7718 (VECTOR_MODE (INT, DI, 4)): Removed.
7719 (VECTOR_MODE (INT, SI, 8)): Likewise.
7720 (VECTOR_MODE (INT, HI, 16)): Likewise.
7721 (VECTOR_MODE (INT, QI, 32)): Likewise.
7722 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7723 (INT_MODE (OI, 32)): Likewise.
7725 * config/i386/i386.opt (mavx): New.
7728 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7730 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7731 (*mov<mode>_internal_avx): New.
7732 (*movv2sf_internal_rex64_avx): Likewise.
7733 (*movv2sf_internal_avx): Likewise.
7735 * config/i386/predicates.md (const_4_to_5_operand): New.
7736 (const_6_to_7_operand): Likewise.
7737 (const_8_to_11_operand): Likewise.
7738 (const_12_to_15_operand): Likewise.
7739 (avx_comparison_float_operator): Likewise.
7741 * config/i386/sse.md (AVX256MODEI): New.
7742 (AVX256MODE): Likewise.
7743 (AVXMODEQI): Likewise.
7744 (AVXMODE): Likewise.
7745 (AVX256MODEF2P): Likewise.
7746 (AVX256MODE2P): Likewise.
7747 (AVX256MODE4P): Likewise.
7748 (AVX256MODE8P): Likewise.
7749 (AVXMODEF2P): Likewise.
7750 (AVXMODEF4P): Likewise.
7751 (AVXMODEDCVTDQ2PS): Likewise.
7752 (AVXMODEDCVTPS2DQ): Likewise.
7753 (avxvecmode): Likewise.
7754 (avxvecpsmode): Likewise.
7755 (avxhalfvecmode): Likewise.
7756 (avxscalarmode): Likewise.
7757 (avxcvtvecmode): Likewise.
7758 (avxpermvecmode): Likewise.
7759 (avxmodesuffixf2c): Likewise.
7760 (avxmodesuffixp): Likewise.
7761 (avxmodesuffixs): Likewise.
7762 (avxmodesuffix): Likewise.
7763 (vpermilbits): Likewise.
7764 (pinsrbits): Likewise.
7765 (mov<mode>): Likewise.
7766 (*mov<mode>_internal): Likewise.
7767 (push<mode>1): Likewise.
7768 (movmisalign<mode>): Likewise.
7769 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7770 (avx_movdqu<avxmodesuffix>): Likewise.
7771 (avx_lddqu<avxmodesuffix>): Likewise.
7772 (<plusminus_insn><mode>3): Likewise.
7773 (*avx_<plusminus_insn><mode>3): Likewise.
7774 (*avx_vm<plusminus_insn><mode>3): Likewise.
7775 (mul<mode>3): Likewise.
7776 (*avx_mul<mode>3): Likewise.
7777 (*avx_vmmul<mode>3): Likewise.
7778 (divv8sf3): Likewise.
7779 (divv4df3): Likewise.
7780 (avx_div<mode>3): Likewise.
7781 (*avx_div<mode>3): Likewise.
7782 (*avx_vmdiv<mode>3): Likewise.
7783 (avx_rcpv8sf2): Likewise.
7784 (*avx_vmrcpv4sf2): Likewise.
7785 (sqrtv8sf2): Likewise.
7786 (avx_sqrtv8sf2): Likewise.
7787 (*avx_vmsqrt<mode>2): Likewise.
7788 (rsqrtv8sf2): Likewise.
7789 (avx_rsqrtv8sf2): Likewise.
7790 (*avx_vmrsqrtv4sf2): Likewise.
7791 (<code><mode>3): Likewise.
7792 (*avx_<code><mode>3_finite): Likewise.
7793 (*avx_<code><mode>3): Likewise.
7794 (*avx_vm<code><mode>3): Likewise.
7795 (*avx_ieee_smin<mode>3): Likewise.
7796 (*avx_ieee_smax<mode>3): Likewise.
7797 (avx_addsubv8sf3): Likewise.
7798 (avx_addsubv4df3): Likewise.
7799 (*avx_addsubv4sf3): Likewise.
7800 (*avx_addsubv2df3): Likewise.
7801 (avx_h<plusminus_insn>v4df3): Likewise.
7802 (avx_h<plusminus_insn>v8sf3): Likewise.
7803 (*avx_h<plusminus_insn>v4sf3): Likewise.
7804 (*avx_h<plusminus_insn>v2df3): Likewise.
7805 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7806 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7807 (*avx_maskcmp<mode>3): Likewise.
7808 (avx_nand<mode>3): Likewise.
7809 (*avx_<code><mode>3): Likewise.
7810 (*avx_nand<mode>3): Likewise.
7811 (*avx_<code><mode>3): Likewise.
7812 (*avx_cvtsi2ss): Likewise.
7813 (*avx_cvtsi2ssq): Likewise.
7814 (*avx_cvtsi2sd): Likewise.
7815 (*avx_cvtsi2sdq): Likewise.
7816 (*avx_cvtsd2ss): Likewise.
7817 (avx_cvtss2sd): Likewise.
7818 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7819 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7820 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7821 (*avx_cvtsi2sd): Likewise.
7822 (*avx_cvtsi2sdq): Likewise.
7823 (avx_cvtdq2pd256): Likewise.
7824 (avx_cvtpd2dq256): Likewise.
7825 (avx_cvttpd2dq256): Likewise.
7826 (*avx_cvtsd2ss): Likewise.
7827 (*avx_cvtss2sd): Likewise.
7828 (avx_cvtpd2ps256): Likewise.
7829 (avx_cvtps2pd256): Likewise.
7830 (*avx_movhlps): Likewise.
7831 (*avx_movlhps): Likewise.
7832 (avx_unpckhps256): Likewise.
7833 (*avx_unpckhps): Likewise.
7834 (avx_unpcklps256): Likewise.
7835 (*avx_unpcklps): Likewise.
7836 (avx_movshdup256): Likewise.
7837 (avx_movsldup256): Likewise.
7838 (avx_shufps256): Likewise.
7839 (avx_shufps256_1): Likewise.
7840 (*avx_shufps_<mode>): Likewise.
7841 (*avx_loadhps): Likewise.
7842 (*avx_storelps): Likewise.
7843 (*avx_loadlps): Likewise.
7844 (*avx_movss): Likewise.
7845 (*vec_dupv4sf_avx): Likewise.
7846 (*vec_concatv2sf_avx): Likewise.
7847 (*vec_concatv4sf_avx): Likewise.
7848 (*vec_setv4sf_0_avx): Likewise.
7849 (*vec_setv4sf_avx): Likewise.
7850 (*avx_insertps): Likewise.
7851 (avx_vextractf128<mode>): Likewise.
7852 (vec_extract_lo_<mode>): Likewise.
7853 (vec_extract_hi_<mode>): Likewise.
7854 (vec_extract_lo_<mode>): Likewise.
7855 (vec_extract_hi_<mode>): Likewise.
7856 (vec_extract_lo_v16hi): Likewise.
7857 (vec_extract_hi_v16hi): Likewise.
7858 (vec_extract_lo_v32qi): Likewise.
7859 (vec_extract_hi_v32qi): Likewise.
7860 (avx_unpckhpd256): Likewise.
7861 (*avx_unpckhpd): Likewise.
7862 (avx_movddup256): Likewise.
7863 (*avx_movddup): Likewise.
7864 (avx_unpcklpd256): Likewise.
7865 (*avx_unpcklpd): Likewise.
7866 (avx_shufpd256): Likewise.
7867 (avx_shufpd256_1): Likewise.
7868 (*avx_punpckhqdq): Likewise.
7869 (*avx_punpcklqdq): Likewise.
7870 (*avx_shufpd_<mode>): Likewise.
7871 (*avx_storehpd): Likewise.
7872 (*avx_loadhpd): Likewise.
7873 (*avx_loadlpd): Likewise.
7874 (*avx_movsd): Likewise.
7875 (*vec_concatv2df_avx): Likewise.
7876 (*avx_<plusminus_insn><mode>3): Likewise.
7877 (*avx_<plusminus_insn><mode>3): Likewise.
7878 (*avx_mulv8hi3): Likewise.
7879 (*avxv8hi3_highpart): Likewise.
7880 (*avx_umulv8hi3_highpart): Likewise.
7881 (*avx_umulv2siv2di3): Likewise.
7882 (*avx_mulv2siv2di3): Likewise.
7883 (*avx_pmaddwd): Likewise.
7884 (*avx_mulv4si3): Likewise.
7885 (*avx_ashr<mode>3): Likewise.
7886 (*avx_lshr<mode>3): Likewise.
7887 (*avx_ashl<mode>3): Likewise.
7888 (*avx_<code><mode>3): Likewise.
7889 (*avx_eq<mode>3): Likewise.
7890 (*avx_gt<mode>3): Likewise.
7891 (*avx_nand<mode>3): Likewise.
7892 (*avx_nand<mode>3): Likewise.
7893 (*avx_<code><mode>3): Likewise.
7894 (*avx_<code><mode>3): Likewise.
7895 (*avx_packsswb): Likewise.
7896 (*avx_packssdw): Likewise.
7897 (*avx_packuswb): Likewise.
7898 (*avx_punpckhbw): Likewise.
7899 (*avx_punpcklbw): Likewise.
7900 (*avx_punpckhwd): Likewise.
7901 (*avx_punpcklwd): Likewise.
7902 (*avx_punpckhdq): Likewise.
7903 (*avx_punpckldq): Likewise.
7904 (*avx_pinsr<avxmodesuffixs>): Likewise.
7905 (*avx_pinsrq): Likewise.
7906 (*avx_loadld): Likewise.
7907 (*vec_extractv2di_1_rex64_avx): Likewise.
7908 (*vec_extractv2di_1_avx): Likewise.
7909 (*vec_dupv2di_avx): Likewise.
7910 (*vec_concatv2si_avx): Likewise.
7911 (*vec_concatv4si_1_avx): Likewise.
7912 (*vec_concatv2di_avx): Likewise.
7913 (*vec_concatv2di_rex64_avx): Likewise.
7914 (*avx_uavgv16qi3): Likewise.
7915 (*avx_uavgv8hi3): Likewise.
7916 (*avx_psadbw): Likewise.
7917 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7918 (*avx_phaddwv8hi3): Likewise.
7919 (*avx_phadddv4si3): Likewise.
7920 (*avx_phaddswv8hi3): Likewise.
7921 (*avx_phsubwv8hi3): Likewise.
7922 (*avx_phsubdv4si3): Likewise.
7923 (*avx_phsubswv8hi3): Likewise.
7924 (*avx_pmaddubsw128): Likewise.
7925 (*avx_pmulhrswv8hi3): Likewise.
7926 (*avx_pshufbv16qi3): Likewise.
7927 (*avx_psign<mode>3): Likewise.
7928 (*avx_palignrti): Likewise.
7929 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7930 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7931 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7932 (*avx_mpsadbw): Likewise.
7933 (*avx_packusdw): Likewise.
7934 (*avx_pblendvb): Likewise.
7935 (*avx_pblendw): Likewise.
7936 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7937 (avx_ptest256): Likewise.
7938 (avx_roundp<avxmodesuffixf2c>256): Likewise.
7939 (*avx_rounds<ssemodesuffixf2c>): Likewise.
7940 (*avx_aesenc): Likewise.
7941 (*avx_aesenclast): Likewise.
7942 (*avx_aesdec): Likewise.
7943 (*avx_aesdeclast): Likewise.
7944 (avx_vzeroupper): Likewise.
7945 (avx_vzeroupper_rex64): Likewise.
7946 (avx_vpermil<mode>): Likewise.
7947 (avx_vpermilvar<mode>3): Likewise.
7948 (avx_vpermil2<mode>3): Likewise.
7949 (avx_vperm2f128<mode>3): Likewise.
7950 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7951 (avx_vbroadcastss256): Likewise.
7952 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
7953 (avx_vinsertf128<mode>): Likewise.
7954 (vec_set_lo_<mode>): Likewise.
7955 (vec_set_hi_<mode>): Likewise.
7956 (vec_set_lo_<mode>): Likewise.
7957 (vec_set_hi_<mode>): Likewise.
7958 (vec_set_lo_v16hi): Likewise.
7959 (vec_set_hi_v16hi): Likewise.
7960 (vec_set_lo_v32qi): Likewise.
7961 (vec_set_hi_v32qi): Likewise.
7962 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7963 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7964 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
7965 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
7966 (vec_init<mode>): Likewise.
7967 (*vec_concat<mode>_avx): Likewise.
7968 (blendbits): Support V8SF and V4DF.
7969 (sse2_movq128): Support AVX.
7970 (<sse>_movnt<mode>): Likewise.
7971 (sse2_movntv2di): Likewise.
7972 (sse_rcpv4sf2): Likewise.
7973 (sse_sqrtv4sf2): Likewise.
7974 (sse_rsqrtv4sf2): Likewise.
7975 (<sse>_comi): Likewise.
7976 (<sse>_ucomi): Likewise.
7977 (sse_cvtss2si): Likewise.
7978 (sse_cvtss2si_2): Likewise.
7979 (sse_cvtss2siq): Likewise.
7980 (sse_cvtss2siq_2): Likewise.
7981 (sse_cvttss2si): Likewise.
7982 (sse_cvttss2siq): Likewise.
7983 (sse2_cvtsd2si): Likewise.
7984 (sse2_cvtsd2si_2): Likewise.
7985 (sse2_cvtsd2siq): Likewise.
7986 (sse2_cvtsd2siq_2): Likewise.
7987 (sse2_cvttsd2si): Likewise.
7988 (sse2_cvttsd2siq): Likewise.
7989 (sse2_cvtdq2pd): Likewise.
7990 (*sse2_cvtpd2dq): Likewise.
7991 (*sse2_cvttpd2dq): Likewise.
7992 (*sse2_cvtpd2ps): Likewise.
7993 (sse2_cvtps2pd): Likewise.
7994 (sse3_movshdup): Likewise.
7995 (sse3_movsldup): Likewise.
7996 (sse_storehps): Likewise.
7997 (*sse4_1_extractps): Likewise.
7998 (sse2_storelpd): Likewise.
7999 (vec_dupv2df_sse3): Likewise.
8000 (*vec_concatv2df_sse3): Likewise.
8001 (*sse4_1_pextrb): Likewise.
8002 (*sse4_1_pextrb_memory): Likewise.
8003 (*sse2_pextrw): Likewise.
8004 (*sse4_1_pextrw_memory): Likewise.
8005 (*sse4_1_pextrd): Likewise.
8006 (*sse4_1_pextrq): Likewise.
8007 (sse2_pshufd_1): Likewise.
8008 (sse2_pshuflw_1): Likewise.
8009 (sse2_pshufhw_1): Likewise.
8010 (*sse2_storeq_rex64): Likewise.
8011 (*vec_dupv4si): Likewise.
8012 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8013 (sse2_pmovmskb): Likewise.
8014 (*sse2_maskmovdqu): Likewise.
8015 (*sse2_maskmovdqu_rex64): Likewise.
8016 (sse_ldmxcsr): Likewise.
8017 (sse_stmxcsr): Likewise.
8018 (abs<mode>2): Likewise.
8019 (sse4_1_movntdqa): Likewise.
8020 (sse4_1_phminposuw): Likewise.
8021 (sse4_1_extendv8qiv8hi2): Likewise.
8022 (*sse4_1_extendv8qiv8hi2): Likewise.
8023 (sse4_1_extendv4qiv4si2): Likewise.
8024 (*sse4_1_extendv4qiv4si2): Likewise.
8025 (sse4_1_extendv2qiv2di2): Likewise.
8026 (*sse4_1_extendv2qiv2di2): Likewise.
8027 (sse4_1_extendv4hiv4si2): Likewise.
8028 (*sse4_1_extendv4hiv4si2): Likewise.
8029 (sse4_1_extendv2hiv2di2): Likewise.
8030 (*sse4_1_extendv2hiv2di2): Likewise.
8031 (sse4_1_extendv2siv2di2): Likewise.
8032 (*sse4_1_extendv2siv2di2): Likewise.
8033 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8034 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8035 (sse4_1_zero_extendv4qiv4si2): Likewise.
8036 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8037 (sse4_1_zero_extendv2qiv2di2): Likewise.
8038 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8039 (sse4_1_zero_extendv4hiv4si2): Likewise.
8040 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8041 (sse4_1_zero_extendv2hiv2di2): Likewise.
8042 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8043 (sse4_1_zero_extendv2siv2di2): Likewise.
8044 (*sse4_1_zero_extendv2siv2di2): Likewise.
8045 (sse4_1_ptest): Likewise.
8046 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8047 (sse4_2_pcmpestri): Likewise.
8048 (sse4_2_pcmpestrm): Likewise.
8049 (sse4_2_pcmpistri): Likewise.
8050 (sse4_2_pcmpistrm): Likewise.
8052 (aeskeygenassist): Likewise.
8054 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8056 * config/i386/predicates.md (vzeroall_operation): New.
8058 * config/i386/sse.md (avx_vzeroall): New.
8059 (*avx_vzeroall): Likewise.
8061 2008-08-28 Paul Brook <paul@codesourcery.com>
8062 Mark Shinwell <shinwell@codesourcery.com>
8063 Richard Earnshaw <richard.earnshaw@arm.com>
8065 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8066 (TARGET_MIN_ANCHOR_OFFSET): New.
8067 (arm_override_options): Set correct anchor ranges for Thumb-1
8068 and Thumb-2 if required.
8069 (legitimize_pic_address): Handle case involving a TLS symbol
8070 reference with an addend.
8071 (arm_optimization_options): Enable section anchors at -O1 and
8073 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8074 * config/arm/arm-protos.h (arm_optimization_options): New.
8076 2008-08-28 Nick Clifton <nickc@redhat.com>
8078 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8079 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8082 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8083 * config/v850/v850.md (return): Remove frame size restriction.
8085 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8087 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8089 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8091 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8093 2008-08-28 Paul Brook <paul@codesourcery.com>
8095 * config/arm/vfp11.md: Update license notice.
8096 * config/arm/cortex-r4.md: Ditto.
8098 2008-08-28 Richard Guenther <rguenther@suse.de>
8100 PR tree-optimization/37207
8101 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8104 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8107 * tree.c (int_fits_type_p): Don't forget unsigned integers
8108 of type sizetype which higher end word equals -1.
8110 2008-08-28 Ira Rosen <irar@il.ibm.com>
8112 * target.h (struct vectorize): Add new target builtin.
8113 * tree-vectorizer.c (destroy_loop_vec_info): Call
8114 vect_free_slp_instance instead of vect_free_slp_node.
8115 * tree-vectorizer.h (enum slp_load_perm_type): New.
8116 (struct _slp_instance): Add new fields.
8117 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8118 (SLP_INSTANCE_LOADS): New.
8119 (vect_free_slp_tree): Remove.
8120 (vect_free_slp_instance): Declare.
8121 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8122 (vectorizable_load): Add argument.
8123 (vect_transform_slp_perm_load): New.
8124 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8126 (vect_get_place_in_interleaving_chain): New function.
8127 (vect_free_slp_tree): Make static.
8128 (vect_free_slp_instance): New function.
8129 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8130 collect the load location in the interleaving chain.
8131 (vect_supported_slp_permutation_p): New function.
8132 (vect_supported_load_permutation_p): Likewise.
8133 (vect_analyze_slp_instance): In case of loads permutation, call
8134 vect_supported_load_permutation_p to check that the permutation is
8136 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8137 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8138 (vect_create_mask_and_perm): New function.
8139 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8140 (vectorizable_load): Add an argument. Don't keep the created vectors
8141 statements in the node if permutation is required. Call
8142 vect_transform_slp_perm_load to generate the permutation.
8143 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8144 additional argument.
8145 (vect_schedule_slp_instance): In case of loads permutation, allocate
8146 vectorized statements structure for all the related SLP nodes. Call
8147 vect_transform_stmt with addditional argument.
8148 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8149 * config/spu/spu.c (spu_builtin_vec_perm): New.
8150 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8151 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8152 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8153 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8155 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8157 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8158 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8159 __gthread_cond_signal, __gthread_cond_timedwait,
8160 __gthread_cond_timedwait_recursive): New functions.
8161 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8163 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8166 2008-08-28 Richard Guenther <rguenther@suse.de>
8169 * fold-const.c (maybe_canonicalize_comparison_1): Require
8170 undefined overflow only for canonicalizing A +- CST cmp CST.
8171 Make sure to not generate new constants that are not inside
8172 their TYPE_MIN/MAX_VALUE range.
8173 (maybe_canonicalize_comparison): Remove undefined overflow
8175 (fold_binary): Remove now duplicate folding.
8177 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8179 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8180 use not updated in the last change.
8182 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8184 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8185 (IRA_COVER_CLASSES): Add FPUL_REGS.
8187 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8190 * c-common.c (conversion_warning): Check for null operands.
8192 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8195 * c-decl.c (check_for_loop_decls): Improve error message. Give
8198 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8201 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8202 (convert_for_assignment): Pass corrent OPT_W* parameter to
8203 WARN_FOR_ASSIGNMENT.
8205 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8208 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8210 2008-08-27 Paul Brook <paul@codesourcery.com>
8212 * config.gcc: Loosen checks for arm uclinux eabi targets.
8214 2008-08-27 Paul Brook <paul@codesourcery.com>
8216 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8218 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8220 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8222 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8223 the enumerators of an ENUMERAL_TYPE.
8224 * dbxout.c (dbxout_type): Ditto.
8226 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8229 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8230 (fwprop_addr): Check that the loop_father is not the outer loop.
8232 2008-08-26 Paul Brook <paul@codesourcery.com>
8234 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8235 Remove documentation entry for fmul type.
8236 Use fmuls to annotate single-precision multiplication patterns,
8237 fmuld to annotate double-precision multiplication patterns,
8238 fmacs to annotate single-precision multiply-accumulate patterns
8239 and fmacd to annotate double-precision multiply-accumulate patterns.
8240 * config/arm/vfp11.md: Update reservations accordingly.
8241 * config/arm/arm.md: Note that certain values of the "type"
8242 attribute are documented in vfp.md.
8243 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8244 (v10_cvt): Use new fmul types.
8246 2008-08-26 Paul Brook <paul@codesourcery.com>
8248 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8249 * config/arm/vfp11.md: ...here. New.
8250 * config/arm/arm.md: Include vfp11.md.
8252 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8254 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8255 parameter to inform call.
8257 2008-08-26 Jeff Law <law@redhat.com>
8259 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8260 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8261 preferred class when copying a constant into a partial word register.
8263 2008-08-26 Ben Elliston <bje@au.ibm.com>
8265 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8266 * cp/typeck.c: Likewise.
8267 * cp/tree.c: Likewise.
8268 * gimple-low.c: Likewise.
8271 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8273 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8274 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8276 * doc/passes.texi: Describe IRA.
8278 * doc/tm.texi (IRA_COVER_CLASSES,
8279 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8281 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8282 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8283 -fira-propagate-cost, -fno-ira-share-save-slots,
8284 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8286 * flags.h (ira_algorithm): New enumeration.
8287 (flag_ira_algorithm, flag_ira_verbose): New external variable
8290 * postreload.c (gate_handle_postreload): Don't do post reload
8291 optimizations unless the reload is completed.
8293 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8296 * tree-pass.h (pass_ira): New external variable declaration.
8298 * reload.h: Add 2008 to the Copyright.
8300 * cfgloopanal.c: Include params.h.
8301 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8304 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8306 * toplev.c (ira.h): New include.
8307 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8308 (backend_init_target): Call ira_init.
8309 (backend_init): Call ira_init_once.
8310 (finalize): Call finish_ira_once.
8312 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8313 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8316 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8317 may_move_out_cost): New external variable declarations.
8318 (move_table): New typedef.
8320 * caller-save.c: Include headers output.h and ira.h.
8321 (no_caller_save_reg_set): New global variable.
8322 (save_slots_num, save_slots): New variables.
8323 (reg_save_code, reg_restore_code, add_stored_regs): Add
8325 (init_caller_save): Set up no_caller_save_reg_set.
8326 (init_save_areas): Reset save_slots_num.
8327 (saved_hard_reg): New structure.
8328 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8329 (initiate_saved_hard_regs, new_saved_hard_reg,
8330 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8332 (setup_save_areas): Add code for sharing stack slots.
8333 (all_blocks): New variable.
8334 (save_call_clobbered_regs): Process pseudo-register too.
8335 (mark_set_regs): Process pseudo-register too.
8336 (insert_one_insn): Put the insn after bb note in a empty basic
8337 block. Add insn check.
8339 * global.c (eliminable_regset): Make it external.
8340 (mark_elimination): Use DF_LR_IN for IRA.
8341 (pseudo_for_reload_consideration_p): New.
8342 (build_insn_chain): Make it external. Don't ignore spilled
8343 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8344 (gate_handle_global_alloc): New function.
8345 (pass_global_alloc): Add the gate function.
8347 * opts.c (decode_options): Set up flag_ira. Print the warning for
8349 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8351 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8353 * regmove.c (regmove_optimize): Don't do replacement of output for
8356 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8357 New external variable declarations.
8359 * local-alloc.c (update_equiv_regs): Make it external. Return
8360 true if jump label rebuilding should be done. Rescan new_insn for
8362 (gate_handle_local_alloc): New function.
8363 (pass_local_alloc): Add the gate function.
8365 * alias.c (value_addr_p, stack_addr_p): New functions.
8366 (nonoverlapping_memrefs_p): Use them for IRA.
8368 * common.opt (fira, fira-algorithm, fira-coalesce,
8369 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8370 fira-verbose): New options.
8372 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8373 move_cost, may_move_in_cost, may_move_out_cost): Make the
8375 (move_table): Remove typedef.
8376 (init_move_cost): Make it external.
8377 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8380 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8381 setup_reg_classes): New function prototypes.
8382 (eliminable_regset): New external variable declaration.
8383 (build_insn_chain, update_equiv_regs): New function prototypes.
8385 * Makefile.in (IRA_INT_H): New definition.
8386 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8387 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8388 (reload1.o, toplev.o): Add dependence on ira.h.
8389 (cfgloopanal.o): Add PARAMS_H.
8390 (caller-save.o): Add dependence on output.h and ira.h.
8391 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8392 ira-emit.o, ira-lives.o): New entries.
8394 * passes.c (pass_ira): New pass.
8396 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8398 * reload1.c (ira.h): Include the header.
8399 (changed_allocation_pseudos): New bitmap.
8400 (init_reload): Initiate the bitmap.
8401 (compute_use_by_pseudos): Permits spilled registers in FROM.
8402 (temp_pseudo_reg_arr): New variable.
8403 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8404 IRA. Call alter_reg with the additional parameter. Don't clear
8405 spilled_pseudos for IRA. Restore original insn chain for IRA.
8406 Clear changed_allocation_pseudos at the end of reload.
8407 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8408 (hard_regno_to_pseudo_regno): New variable.
8409 (count_pseudo): Check spilled pseudos. Set up
8410 hard_regno_to_pseudo_regno.
8411 (count_spilled_pseudo): Check spilled pseudos. Update
8412 hard_regno_to_pseudo_regno.
8413 (find_reg): Use better_spill_reload_regno_p. Check
8414 hard_regno_to_pseudo_regno.
8415 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8417 (eliminate_regs_1): Use additional parameter for alter_reg.
8418 (finish_spills): Set up pseudo_previous_regs only for spilled
8419 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8420 more arguments. Don't clear live_throughout and dead_or_set for
8421 spilled pseudos. Use additional parameter for alter_reg. Call
8422 mark_allocation_change. Set up changed_allocation_pseudos.
8423 Remove sanity check.
8424 (emit_input_reload_insns, delete_output_reload): Use additional
8425 parameter for alter_reg. Call mark_allocation_change.
8426 (substitute, gen_reload_chain_without_interm_reg_p): New
8428 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8430 * testsuite/gcc.dg/20080410-1.c: New file.
8432 * config/s390/s390.h (IRA_COVER_CLASSES,
8433 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8435 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8437 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8439 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8441 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8443 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8445 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8447 2008-08-24 Jeff Law <law@redhat.com>
8448 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8449 when ignoring unavailable registers.
8451 2008-08-24 Jeff Law <law@redhat.com>
8452 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8453 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8454 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8455 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8457 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8458 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8460 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8461 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8462 * reload1.c (find_reg): Process registers in register allocation order.
8464 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8465 * toplev.c (backend_init_target): Move ira_init call from
8467 (lang_dependent_init_target): ...to here.
8469 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8470 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8471 calculate memory move costs for NO_REGS.
8473 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8474 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8475 STACK_REGS is defined.
8477 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8478 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8480 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8481 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8483 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8484 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8485 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8488 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8489 Dorit Nuzman <dorit@il.ibm.com>
8491 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8492 vec_extract_evenv4sf, vec_extract_evenv8hi,
8493 vec_extract_evenv16qi, vec_extract_oddv4si,
8494 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8495 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8496 vec_interleave_highv4si, vec_interleave_lowv4si,
8497 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8498 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8499 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8501 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8504 * config/rs6000/rs6000.c (optimization_options): Don't default to
8505 section anchors without toplevel reorder.
8507 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8509 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8510 (mfc_end_critical_section): Likewise.
8512 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8514 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8515 all type qualifiers from element type to vector type.
8517 2008-08-25 David Daney <ddaney@avtrex.com>
8519 * config/mips/mips.md (immediate_insn): Move up in file, fix
8520 comment typo, reformat.
8521 (fetchop_bit, atomic_hiqi_op memory_barrier,
8522 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8523 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8524 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8525 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8526 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8527 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8528 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8529 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8530 sync_old_nand<mode>, sync_new_nand<mode>,
8531 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8532 test_and_set_12): Moved to sync.md.
8534 * config/mips/sync.md: New file.
8536 2008-08-25 Richard Henderson <rth@redhat.com>
8538 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8539 (regsave): Likewise.
8540 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8541 (output_cfi_directive): Likewise.
8542 (div_data_align): New.
8543 (output_cfi): Use it.
8545 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8547 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8548 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8549 (TARGET_OCTEON): New macro.
8550 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8551 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8552 (ISA_HAS_POP): New macro.
8553 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8555 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8557 * config/mips/mips.md (cpu): Add octeon.
8558 (type): Add pop attribute value.
8559 (popcount<mode>2): New pattern.
8560 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8562 2008-08-24 Jan Hubicka <jh@suse.cz>
8564 * doc/invoke.texi (-fipa-cp-clone): New option.
8565 (-fipa-cp): Update docs.
8566 (--param ipcp-unit-growth):New.
8567 * ipa-cp.c: Include fibheap.h, params.h
8568 (ipcp_initialize_node_lattices): When not cloning, all externally
8569 visible functions are bottom.
8570 (ipcp_need_redirect_p): Accept clones.
8571 (ipcp_insert_stage): Use cost driven heuristics.
8572 (max_count, dead_nodes): New static vars.
8573 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8574 ipcp_const_param_count): New functions.
8575 * common.opt (ipa-cp-clone): New command line option.
8576 * params.def (ipcp-unit-growth): New.
8578 2008-08-24 Jan Hubicka <jh@suse.cz>
8580 * tree-inline.c (tree_function_versioning): Look harder
8581 for referenced vars.
8583 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8585 PR tree-optimization/37185
8586 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8588 2008-08-23 Jan Hubicka <jh@suse.cz>
8590 * ipa-cp.c (ipcp_analyze_node): New function.
8591 (ipcp_update_cloned_node): Use it.
8592 (ipcp_init_stage): Likewise.
8593 * ipa-inline.c (function_insertion_hook_holder): New static var.
8594 (analyze_function): Break out from ....
8595 (inline_generate_summary): Here; register insertion hook.
8596 (cgraph_decide_inlining): Remove hook.
8597 (add_new_function): New function.
8599 2008-08-23 Jan Hubicka <jh@suse.cz>
8601 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8603 2008-08-23 Jan Hubicka <jh@suse.cz>
8605 * ipa-cp.c (constant_val_insert): Remove.
8606 (ipcp_propagate_one_const): Remove.
8607 (ipcp_create_replace_map): Always insert replacements to the map.
8608 (ipcp_insert_stage): Do not try to insert statements by hand.
8609 * tree-inline.c (insert_init_stmt): Break out from ...
8610 (setup_one_parameter): ... here; allow NULL BB pointer.
8611 (tree_function_versioning): Use setup_one_parameter to process
8614 2008-08-23 Jan Hubicka <jh@suse.cz>
8616 * tree.c (decl_address_ip_invariant_p): New function.
8617 * tree.h (decl_address_ip_invariant_p): Declare.
8618 * gimple.c (strip_invariant_refs): Break out from ...
8619 (is_gimple_invariant_address): ... here
8620 (is_gimple_ip_invariant_address): New function.
8621 (is_gimple_ip_invariant): New function.
8622 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8625 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8626 (ipcp_lat_is_insertable): All constants are insertable.
8627 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8628 IPA_CONST_VALUE_REF.
8629 (ipcp_initialize_node_lattices): Propagate all types of operands.
8630 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8631 (ipcp_create_replace_map): Reformat.
8632 (ipcp_need_redirect_p): Simplify.
8633 (ipcp_insert_stage): Check that argument is used before clonning.
8634 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8636 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8637 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8638 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8639 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8640 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8641 * tree-inline.c (tree_function_versioning): Add variables referenced
8644 2008-08-23 Jan Hubicka <jh@suse.cz>
8647 * i386.c (standard_80387_constant_p): Use optimize_size.
8649 2008-08-23 Ira Rosen <irar@il.ibm.com>
8651 PR tree-optimization/37161
8652 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8653 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8654 (vect_determine_vectorization_factor): Move the scalar type
8655 retrieval to vect_get_smallest_scalar_type.
8656 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8657 scalar type. Remove redundant computation.
8658 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8659 (vect_get_slp_defs): Take the type of RHS into account if
8660 necessary by calling vect_get_smallest_scalar_type. Call
8661 vect_get_constant_vectors with additional argument.
8663 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8666 * doc/invoke.texi (Wwrite-strings): Clarify description.
8668 2008-08-23 Ira Rosen <irar@il.ibm.com>
8670 PR tree-optimization/37174
8671 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8672 def stmt is a part of the loop before accessing its stmt_vec_info.
8674 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8677 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8678 (*swap): New insn pattern.
8679 (*ashlqi3): Rename from ashlqi3 insn pattern.
8680 (ashlqi3): New expanders.
8681 (*lshrqi3): Rename from lshrqi3 insn pattern.
8682 (lshrqi3): New expanders.
8683 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8684 lshrqi3_const5, lshrqi3_const6): New splitters.
8685 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8686 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8689 2008-08-22 Richard Guenther <rguenther@suse.de>
8691 PR tree-optimization/37078
8692 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8693 [+INF, +INF] ranges.
8695 2008-08-22 Richard Guenther <rguenther@suse.de>
8697 PR tree-optimization/37143
8698 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8699 a conversion statement instead of a copy.
8701 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8704 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8705 CCCmode, CCOmode and CCSmode destination modes.
8708 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8709 from different units in a single alternative.
8710 (*vec_extractv2sf_1): Ditto.
8711 (*vec_extractv2si_0): Ditto.
8712 (*vec_extractv2si_1): Ditto.
8713 * config/i386/sse.md (sse2_storehpd): Ditto.
8714 (sse2_storelpd): Ditto.
8715 (sse2_loadhpd): Ditto.
8716 (sse2_loadlpd): Ditto.
8719 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8720 (popcountsi2): Ditto.
8721 (clzdi2_abm): Ditto.
8722 (popcountdi2): Ditto.
8723 (clzhi2_abm): Ditto.
8724 (popcounthi2): Ditto.
8726 2008-08-22 Richard Guenther <rguenther@suse.de>
8730 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8731 if the multiplication does not overflow.
8733 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8735 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8737 2008-08-21 Richard Henderson <rth@redhat.com>
8739 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8740 spurrious comma from test.
8741 * configure: Rebuild.
8743 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8746 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8749 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8751 * c-tree.h (grokfield): New argument.
8752 * c-decl.c (grokfield): Handle new location argument.
8753 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8755 2008-08-21 Richard Guenther <rguenther@suse.de>
8757 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8759 2008-08-21 Jan Hubicka <jh@suse.cz>
8761 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8762 (cgraph_add_function_insertion_hook,
8763 cgraph_remove_function_insertion_hook,
8764 cgraph_call_function_insertion_hooks): New functions.
8765 * cgraph.h (cgraph_add_function_insertion_hook,
8766 cgraph_remove_function_insertion_hook,
8767 cgraph_call_function_insertion_hooks): Declare.
8768 * ipa-reference.c (function_insertion_hook_holder): New variable.
8769 (check_operand, look_for_address_of): When checking late, do not care
8770 about module bitmaps.
8771 (add_new_function): New function.
8772 (generate_summary): Register hooks; zero module bitmaps.
8773 (propagate): Unregister hooks.
8774 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8775 (add_new_function): New function.
8776 (generate_summary): Register hook.
8777 (propagate): Remove hook.
8779 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8781 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8782 * ipa-cp.c (ipcp_update_cloned_node): New function.
8783 (build_const_val): Handle functions correctly; bring type logic
8784 into sync with tree-inline.c
8785 (ipcp_init_stage): Take care of computing stuff needed by
8786 indirect inlining; update clones.
8787 (ipcp_generate_summary): Break out of ipcp_driver.
8788 (ipcp_driver): Do only execution and transformation.
8789 (pass_ipa_cp): Make IPA_PASS.
8790 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8792 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8793 ipcp, some info is already available.
8794 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8795 * tree-inline.c (remap_ssa_name): Unshare expression.
8797 2008-08-21 Richard Guenther <rguenther@suse.de>
8799 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8800 a PHI ask VN if it is already available.
8801 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8802 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8804 2008-08-21 Richard Guenther <rguenther@suse.de>
8807 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8808 makes sure to produce a result of the correct type.
8810 2008-08-21 Jan Hubicka <jh@suse.cz>
8811 Backport from LTO branch:
8813 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8814 Jan Hubicka <jh@suse.cz>
8817 (init_state, finish_state, set_function_state, generate_summary):
8819 (scan_stmt): Renamed from scan_function. Changed to keep state in
8820 local static vars rather than cgraph aux field.
8821 (propagate): Renamed from static_execute. Changed to keep state in
8822 local static vars rather than cgraph aux field.
8823 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8824 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8826 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8828 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8829 * ipa-reference.c (init_function_info, generate_summary,
8830 propagate): New functions.
8831 (analyze_function): Call init_function_info.
8832 (static_execute): Stripped into generate_summary and propagate.
8833 (pass_ipa_reference): Made into ipa_opt_pass.
8835 2008-08-21 Richard Guenther <rguenther@suse.de>
8837 PR tree-optimization/37181
8838 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8840 (extract_range_from_unary_expr): Likewise.
8842 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8844 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8846 * toplev.h (pedwarn_at): Likewise.
8847 * builtins.c: Update all calls to pedwarn.
8848 * c-lex.c: Likewise.
8849 * toplev.c: Likewise.
8850 * c-tree.h: Likewise.
8851 * c-decl.c: Likewise.
8852 * c-errors.c: Likewise.
8853 * c-typeck.c: Likewise.
8854 * c-common.c: Likewise.
8855 * c-parser.c: Likewise.
8857 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8860 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8861 with MODE_VECTOR_INT mode.
8863 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8866 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8867 initialized outside the current module.
8868 (warn_uninitialized_var): Ignore left-hand side when walking the
8869 trees. Ignore address expressions. Examine VUSE operands in gimple
8870 statements with a variable declaration on the right-hand side.
8872 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8875 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8877 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8880 * c-common.c (conversion_warning): Do not warn if applying bit-and
8881 operator to unsigned constant that fits in the target type.
8883 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8886 * c-common.c (conversion_warning): Do not warn for artificial
8889 2008-08-20 Richard Guenther <rguenther@suse.de>
8891 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8892 (extract_range_from_binary_expr): Fall back to constant propagation.
8893 (extract_range_from_unary_expr): Likewise.
8895 2008-08-20 Richard Guenther <rguenther@suse.de>
8897 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8898 with TREE_THIS_VOLATILE on shared nodes.
8899 (fold_stmt_r): Likewise.
8901 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8904 * c-parser.c (c_parser_attributes): For keywords use canonical
8905 spelling for attr_name.
8907 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8909 * value-prof.c (check_counter): Revert wrong call to error.
8911 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8913 * profile.c: Update calls to inform.
8914 * value-prof.c: Update calls to inform.
8916 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8918 * diagnostic.c (inform): Add an explicit location_t parameter.
8919 * toplev.h (inform): Update declaration.
8920 * builtins.c: Update all calls to inform.
8921 * c-common.c: Likewise.
8922 * c-decl.c: Likewise.
8923 * c-opts.c: Likewise.
8924 * c-pch.c: Likewise.
8925 * c-pragma.c: Likewise.
8926 * c-typeck.c: Likewise.
8927 * coverage.c: Likewise.
8929 * toplev.c: Likewise.
8930 * tree-cfg.c: Likewise.
8931 * tree-ssa.c: Likewise.
8933 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
8936 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
8937 V2DI mode, for SSE4.1, use movq instead of vector set if the
8938 second element is zero and inter-unit moves are OK.
8940 2008-08-20 Richard Guenther <rguenther@suse.de>
8942 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
8943 properly handle conversion/copy chains after tuplification.
8945 2008-08-20 Richard Guenther <rguenther@suse.de>
8947 * passes.c (init_optimization_passes): Move the second
8948 forwprop pass before alias computation. Remove the second
8949 DCE pass. Remove the first dominator and phi copy/const
8952 2008-08-20 Nick Clifton <nickc@redhat.com>
8954 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
8955 support of this feature. Do not assume that a sufficiently new
8956 assembler will support the feature regardless of the target type.
8957 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
8958 * configure: Regenerate.
8960 2008-08-20 Richard Guenther <rguenther@suse.de>
8962 * tree-vrp.c (found_in_subgraph): Remove.
8963 (live): New global static.
8964 (live_on_edge): New function.
8965 (blocks_visited): Remove.
8966 (register_edge_assert_for_2): Use live_on_edge.
8967 (find_conditional_asserts): Remove code dealing with
8968 found_in_subgraph. Do not walk the CFG.
8969 (find_switch_asserts): Likewise.
8970 (find_assert_locations_1): Renamed from find_assert_locations.
8971 Move finding assert locations for conditional and switch
8972 statements first. Update live bitmap. Do not walk the CFG.
8973 (find_assert_locations): New function.
8974 (insert_range_assertions): Remove entry of CFG walk.
8975 Adjust call to find_assert_locations.
8976 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
8977 that only can appear because of fake exit edges but assert we
8978 never try to insert on those.
8979 (fini_pre): Do not remove fake exit edges here...
8980 (execute_pre): ...but here, before committing edge inserts.
8982 2008-08-19 Richard Guenther <rguenther@suse.de>
8984 * passes.c (init_optimization_passes): Exchange store-ccp
8987 2008-08-19 Rafael Espíndola <espindola@google.com>
8989 * varasm.c (weak_decls): Move earlier in the file.
8990 (assemble_external): Add weak decls to the weak_decls list.
8991 (declare_weak): Don't add decls to the weak_decls list.
8993 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
8996 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
8997 before (sse2_shufpd_<mode>).
8999 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9002 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9003 * tree.c (block_nonartificial_location): Likewise.
9005 2008-08-19 Richard Guenther <rguenther@suse.de>
9007 PR tree-optimization/35972
9008 PR tree-optimization/23094
9009 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9011 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9012 handle MISALIGNED_INDIRECT_REF.
9013 (get_ref_from_reference_ops): New helper.
9014 (vn_reference_lookup_pieces): Walk the use-def chain using the
9015 alias-oracle if requested.
9016 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9017 walking the use-def chain.
9018 (compute_avail): But not here.
9019 (create_component_ref_by_pieces_1): Properly handle
9020 MISALIGNED_INDIRECT_REF.
9021 (do_regular_insertion): Handle fully redundant
9022 expressions after PHI-translation also for SSA_NAME values, not
9023 only constants. Correctly use edoubleprime for that.
9025 2008-08-19 Ira Rosen <irar@il.ibm.com>
9027 * tree-vectorizer.c (supportable_widening_operation): Support
9028 multi-step conversion, return the number of steps in such conversion
9029 and the required intermediate types.
9030 (supportable_narrowing_operation): Likewise.
9031 * tree-vectorizer.h (vect_pow2): New function.
9032 (supportable_widening_operation): Change argument types.
9033 (supportable_narrowing_operation): Likewise.
9034 (vectorizable_type_promotion): Add an argument.
9035 (vectorizable_type_demotion): Likewise.
9036 * tree-vect-analyze.c (vect_analyze_operations): Call
9037 vectorizable_type_promotion and vectorizable_type_demotion with
9038 additional argument.
9039 (vect_get_and_check_slp_defs): Detect patterns.
9040 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9042 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9043 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9044 factor according to the smallest type in the loop.
9045 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9046 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9047 supportable_widening_operation with correct arguments.
9048 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9049 operands lists according to the number of vector statements in left
9050 or right node, if exists.
9051 (vect_gen_widened_results_half): Remove unused argument.
9052 (vectorizable_conversion): Call supportable_widening_operation,
9053 supportable_narrowing_operation, and vect_gen_widened_results_half
9054 with correct arguments.
9055 (vectorizable_assignment): Change documentation, support multiple
9057 (vectorizable_operation): Likewise.
9058 (vect_get_loop_based_defs): New function.
9059 (vect_create_vectorized_demotion_stmts): Likewise.
9060 (vectorizable_type_demotion): Support loop-aware SLP and general
9061 multi-step conversion. Call vect_get_loop_based_defs and
9062 vect_create_vectorized_demotion_stmts for transformation.
9063 (vect_create_vectorized_promotion_stmts): New function.
9064 (vectorizable_type_promotion): Support loop-aware SLP and general
9065 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9067 (vectorizable_store): Change documentation, support multiple
9069 (vectorizable_load): Likewise.
9070 (vect_transform_stmt): Pass SLP_NODE to
9071 vectorizable_type_promotion and vectorizable_type_demotion.
9072 (vect_schedule_slp_instance): Move here the calculation of number
9073 of vectorized statements for each node from...
9074 (vect_schedule_slp): ... here.
9075 (vect_transform_loop): Call vect_schedule_slp without the last
9078 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9081 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9082 to == in assert statement.
9083 (vectorizable_reduction): Fix typo.
9085 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9088 * value-prof.c (check_counter): Dereference pointer to overall
9089 count when printing it.
9091 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9093 * profile.h: Really add it.
9095 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9097 * mcf.c: Really add it.
9099 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9100 Vinodha Ramasamy <vinodha@google.com>
9102 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9104 * value-prof.c (check_counter): Fix the counter if
9105 flag_profile_correction is true.
9106 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9107 tree_mod_subtract_transform):
9108 Follow check_counter parameter change.
9109 * common.opt (fprofile-correction): New option.
9111 * profile.h: Likewise.
9112 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9113 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9114 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9116 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9117 flag_profile_correction is set.
9119 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9121 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9123 2008-08-18 Tomas Bily <tbily@suse.cz>
9125 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9126 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9128 * tree-data-ref.c (split_constant_offset_1): Likewise.
9129 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9130 * tree-sra.c (sra_walk_expr): Likewise.
9131 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9132 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9133 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9134 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9136 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9137 * tree-vect-transform.c (vectorizable_type_demotion)
9138 (vectorizable_type_promotion): Likewise.
9139 * tree-inline.c (expand_call_inline):
9140 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9141 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9142 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9143 * expr.c (expand_expr_real_1): Likewise.
9144 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9145 (gimple_assign_unary_useless_conversion_p): Likewise.
9146 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9147 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9148 * fold-const.c (fold_unary): Likewise.
9149 * tree.h (CONVERT_EXPR_P): Likewise.
9150 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9151 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9153 (register_edge_assert_for_2, extract_range_from_unary_expr)
9154 (register_edge_assert_for_1): Likewise.
9156 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9158 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9159 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9160 (enum real_value_const): Delete.
9161 (get_real_const): Delete.
9162 * real.c (get_real_const): Delete.
9163 (dconst_e_ptr): Define.
9164 (dconst_third_ptr): Define.
9165 (dconst_sqrt2_ptr): Define.
9166 * builtins.c: Update all callers.
9168 2008-08-18 Richard Guenther <rguenther@suse.de>
9170 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9171 statement iterator after statement removal.
9173 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9175 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9176 (detect_processor_freebsd): Likewise.
9177 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9179 2008-08-18 Richard Guenther <rguenther@suse.de>
9181 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9182 and loads have the correct types.
9184 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9187 * c-opts.c (cpp_opts): Remove static.
9188 * c-parser.c (cpp_opts): Declare it extern.
9189 (disable_extension_diagnostics): Handle cpp options.
9190 (enable_extension_diagnostics): Likewise.
9192 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9194 * diagnostics.c (permerror_at): Rename as permerror.
9195 (permerror): Delete.
9196 * toplev.h: Likewise.
9198 2008-08-18 Richard Guenther <rguenther@suse.de>
9200 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9201 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9202 Move call_cdce before build_alias. Move copyrename2,
9203 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9204 right after final inlining.
9205 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9206 (pass_build_cfg): But instead via TODO_dump_func.
9208 2008-08-18 Richard Guenther <rguenther@suse.de>
9210 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9212 (scalarize_init): If we failed to generate some initializers
9213 do not generate zeros for not instantiated members. Instead
9214 rely on the copy out.
9215 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9216 about missing flow-sensitive alias info only if we have
9219 2008-08-17 Nick Clifton <nickc@redhat.com>
9221 * doc/extend.texi (Function Attributes): Fix typo in description
9222 if hot function attribute.
9224 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9225 Richard Sandiford <rdsandiford@googlemail.com>
9227 * doc/install.texi (--with-mips-plt): Document.
9228 * doc/invoke.texi (-mplt, -mno-plt): Document.
9229 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9230 and handle ${with_mips_plt}.
9231 * config/mips/mips.opt (mplt): New option.
9232 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9233 (TARGET_ABICALLS_PIC2): Likewise.
9234 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9235 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9236 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9237 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9238 to decide whether to output ".option picX" directives.
9239 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9240 Pass -call_nonpic rather than -KPIC for -mplt.
9241 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9242 on the command line. Also remove it when -mabi=64 is used without
9244 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9245 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9246 TARGET_ABICALLS_PIC0.
9247 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9249 (mips16_build_function_stub): Only output ".option pic" directives
9250 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9251 (mips16_build_call_stub): Fix comment and remove redundant
9252 ".set at"/"set .noat" directives.
9253 (mips_function_rodata_section): Use the default behaviour for
9254 TARGET_ABSOLUTE_ABICALLS.
9255 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9256 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9257 (mips_restore_gp): Do nothing if the current function doesn't use
9259 (mips_expand_prologue): Only save $gp if the current function uses it.
9260 Use a normal move for TARGET_ABICALLS_PIC0.
9261 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9263 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9265 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9266 of function when handling GLOBAL_POINTER_REGNUM.
9268 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9271 * common.opt (-fstack-check): Do not declare the variable here.
9272 (-fstack-check=): New option variant.
9273 * doc/invoke.texi (Code Gen Options): Document it.
9274 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9275 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9276 (STACK_CHECK_STATIC_BUILTIN): New macro.
9277 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9278 * opts.c: Include expr.h.
9279 (common_handle_option) <OPT_fold_stack_check_>: New case.
9280 <OPT_fstack_check>: Likewise.
9281 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9282 consistently in the test for variable-sized types. Adjust for
9283 new behaviour of flag_stack_check.
9284 * explow.c: Include except.h.
9285 (allocate_dynamic_stack_space): Do not take into account
9286 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9287 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9288 for variable-sized parameters. Treat all parameters whose size is
9289 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9290 stack checking is enabled.
9291 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9292 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9293 if generic stack checking is enabled.
9294 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9295 * reload1.c (reload): Likewise.
9296 * stmt.c (expand_decl): Assert that all automatic variables have
9297 fixed size at this point and remove dead code.
9298 * flags.h (stack_check_type): New enumeration type.
9299 (flag_stack_check): Declare.
9300 * toplev.c (flag_stack_check): New global variable.
9301 * Makefile.in (opts.o): Add dependency on EXPR_H.
9302 (explow.o): Add dependency on except.h.
9304 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9306 * config/avr/avr.c (avr_override_options): Reduce value of
9307 PARAM_INLINE_CALL_COST.
9309 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9311 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9312 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9313 lieu of TYPE_MODE (type) throughout.
9315 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9317 * config/arm/arm.c (add_minipool_backward_ref): Check for
9318 8-byte-aligned entries in second case of forcing insertion after a
9319 particular entry. Change third case to avoid inserting
9320 non-8-byte-aligned entries before 8-byte-aligned ones.
9322 2008-08-15 Richard Guenther <rguenther@suse.de>
9324 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9325 strip components for unknown size accesses.
9327 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9329 * config/s390/2097.md New file.
9330 * config/s390/s390.md ("z10prop" attribute): Define none,
9331 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9332 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9333 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9334 possible values and apply them to insns as appropriate.
9335 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9336 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9337 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9338 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9339 ("bfp" mode attribute): Removed. Every occurence replaced
9341 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9342 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9345 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9348 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9351 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9353 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9354 additional argument. Support reduction when duplication is needed due
9355 to data-types of different sizes in the loop.
9356 (get_initial_def_for_induction): Fix printout.
9357 (vect_get_vec_def_for_stmt_copy): Support case where the
9358 vec_stmt_for_operand is a phi node.
9359 (vectorizable_reduction): Support reduction when duplication is needed
9360 due to data-types of different sizes in the loop.
9361 (vectorizable_call): Remove restriction to not vectorize in case we
9362 have data-types of different sizes in the loop.
9363 (vectorizable_conversion): Likewise.
9364 (vectorizable_operation): Likewise.
9365 (vectorizable_type_demotion): Likewise.
9366 (vectorizable_type_promotion): Likewise.
9367 (vectorizable_induction): Add restriction to not vectorize in case
9368 we have data-types of different sizes in the loop.
9370 2008-08-14 Christophe Saout <christophe@saout.de>
9371 Uros Bizjak <ubizjak@gmail.com>
9374 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9375 (*vec_concatv2di_rex64_sse4_1): Ditto.
9376 (*vec_concatv2di_rex64_sse): Ditto.
9378 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9381 * fold-const.c (fold_widened_comparison): Do not allow
9382 sign changes that change the result even if shorter type
9383 is wider than arg1_unw's type.
9385 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9387 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9388 Skip if the multilib testing specifies -march that does not
9389 agree with the one specified in the testcase.
9391 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9393 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9394 zero extend SImode values being converted to TFmode before passing
9397 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9399 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9400 __PPU__ when targeting the Cell/B.E. PPU processor.
9402 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9404 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9405 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9406 Rematerialize the static chain, if any.
9407 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9410 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9412 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9413 (new_loc_descr): Likewise.
9414 (add_loc_descr): Likewise.
9415 (size_of_loc_descr): Likewise.
9416 (size_of_locs): Likewise.
9417 (output_loc_operands): Likewise.
9418 (output_loc_sequence): Likewise.
9419 (new_reg_loc_descr): New.
9420 (build_cfa_loc): Use it.
9421 (build_cfa_aligned_loc): Likewise.
9422 (one_reg_loc_descriptor): Likewise.
9423 (based_loc_descr): Likewise.
9425 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9428 * doc/invoke.texi (Wmain): Update.
9429 * c-decl.c (start_decl): warn_main is only 0 or 1.
9430 (start_function): Likewise. Fix formatting.
9431 (finish_function): Delete redundant warning.
9432 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9433 * c-opts (c_common_handle_option): -Wall only has effect if
9434 warn_main is uninitialized. OPT_Wmain is automatically
9435 handled. -pedantic also enables Wmain.
9436 (c_common_post_options): Handle all logic for Wmain here.
9437 * c-common.c (warn_main): Delete.
9438 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9439 * c-common.h (warn_main): Delete.
9441 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9444 * expr.c (emit_group_store): Allocate stack temp with the
9445 largest alignment when copying from register to stack.
9447 2008-08-13 Richard Guenther <rguenther@suse.de>
9449 * tree.h (maybe_fold_offset_to_address): Declare.
9450 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9451 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9452 Likewise for POINTER_PLUS_EXPR.
9453 (maybe_fold_offset_to_reference): Enable disabled code.
9454 (maybe_fold_offset_to_address): New function.
9455 (fold_stmt_r): Use it.
9456 (fold_gimple_assign): Likewise.
9457 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9458 (gimplify_expr): Likewise.
9460 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9462 * toplev.h (pedwarn_at): Fix declaration.
9464 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9466 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9467 LINK_SPEC): Use %R in -Y P argument.
9469 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9472 * diagnostic.c (pedwarn_at): New.
9473 * toplev.h (pedwarn_at): Declare.
9474 * c-tree.h (build_enumerator): Update declaration.
9475 * c-decl.c (finish_enum): Update comment.
9476 (build_enumerator): Take a location parameter. Give a pedwarn but do
9477 not perform any conversion.
9478 * c-parser.c (c_parser_enum_specifier): Set correct location for
9481 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9484 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9485 expressions except for conversions to signed:1 bitfields. Handle
9486 COND_EXPR with constant operands.
9488 2008-08-13 Richard Guenther <rguenther@suse.de>
9490 PR tree-optimization/15255
9491 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9492 (struct oecount_s): New struct and VEC types.
9494 (oecount_hash): New function.
9495 (oecount_eq): Likewise.
9496 (oecount_cmp): Likewise.
9497 (zero_one_operation): New function.
9498 (build_and_add_sum): Likewise.
9499 (undistribute_ops_list): Perform un-distribution of multiplication
9500 and division on the chain of summands.
9501 (should_break_up_subtract): Also break up subtracts for factors.
9502 (reassociate_bb): Delete dead visited statements.
9503 Call undistribute_ops_list. Re-sort and optimize if it did something.
9504 * passes.c (init_optimization_passes): Move DSE before
9506 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9509 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9511 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9513 * doc/invoke.texi: Revert unintended checkin.
9515 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9518 * gcc.c (include_spec_function): Tweak call to find_a_file.
9520 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9523 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9524 and TRUTH_ORIF_EXPR.
9525 * dojump.c (do_jump): Likewise.
9527 PR tree-optimization/37084
9528 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9529 if id->regimplify, don't assume stmt is a cast assignment.
9531 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9533 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9535 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9538 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9541 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9543 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9544 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9546 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9547 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9548 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9549 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9550 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9552 * doc/tm.texi (Storage Layout): Remove documentation for
9553 TARGET_FLOAT_FORMAT.
9555 * simplify-rtx.c (simplify_binary_operation_1): Replace
9556 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9558 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9560 * real.h (struct real_format): New member has_sign_dependent_rounding.
9561 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9562 spu_single_format, ieee_double_format, mips_double_format,
9563 motorola_double_format, ieee_extended_motorola_format,
9564 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9565 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9566 mips_extended_format, ieee_quad_format, mips_quad_format,
9567 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9568 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9570 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9571 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9572 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9573 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9574 (ROUND_TOWARDS_ZERO): Likewise.
9576 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9577 (FLOAT_MODE_FORMAT): New macro.
9578 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9579 (MODE_COMPOSITE_P): ... this new macro.
9580 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9581 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9582 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9584 * flags.h: Include "real.h".
9586 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9587 REAL_MODE_FORMAT_COMPOSITE_P.
9588 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9590 * doc/tm.texi (Storage Layout): Remove documentation of
9591 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9592 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9593 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9594 they only apply to libgcc2.a.
9596 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9598 * config/spu/float_disf.c: New file.
9599 * config/spu/float_unsdisf.c: New file.
9600 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9601 (LIB2FUNCS_EXCLUDE): Define.
9603 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9604 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9606 * real.h (struct real_format): New member round_towards_zero.
9607 * real.c (round_for_format): Respect fmt->round_towards_zero.
9608 (ieee_single_format, mips_single_format, motorola_single_format,
9609 spu_single_format, ieee_double_format, mips_double_format,
9610 motorola_double_format, ieee_extended_motorola_format,
9611 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9612 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9613 mips_extended_format, ieee_quad_format, mips_quad_format,
9614 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9615 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9617 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9618 real_format to choose rounding mode when calling MPFR functions.
9619 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9620 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9622 * real.h (real_to_decimal_for_mode): Add prototype.
9623 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9624 Respect target rounding mode when generating decimal representation.
9625 (real_to_decimal): New stub for backwards compatibility.
9626 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9627 real_to_decimal_for_mode instead of real_to_decimal.
9629 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9631 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9632 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9634 * real.c (spu_single_format): New variable.
9635 * real.h (spu_single_format): Declare.
9637 * config/spu/spu.c (spu_override_options): Install SFmode format.
9638 (spu_split_immediate): Use integer mode to operate on pieces of
9639 floating-point values in all cases.
9641 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9642 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9643 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9645 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9647 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9649 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9651 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9653 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9656 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9657 on the VAR_DECL instead of TYPE_READONLY on its type.
9659 2008-08-12 Ira Rosen <irar@il.ibm.com>
9661 * tree-vectorizer.c: Depend on langhooks.h.
9662 (supportable_widening_operation): Add two arguments. Support double
9664 (supportable_narrowing_operation): Likewise.
9665 * tree-vectorizer.h (supportable_widening_operation): Add two
9667 (supportable_narrowing_operation): Likewise.
9668 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9669 supportable_widening_operation with correct arguments.
9670 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9671 (vectorizable_type_demotion): Support double type conversions.
9672 (vectorizable_type_promotion): Likewise.
9673 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9675 2008-08-11 Michael Matz <matz@suse.de>
9677 * i386/i386.c (override_options): Move initialisation from
9678 flag_schedule_insns_after_reload to here from ...
9679 (optimization_options): ... here.
9681 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9683 PR rtl-optimization/36998
9684 * dwarf2out.c (compute_barrier_args_size_1,
9685 compute_barrier_args_size): Temporarily remove assertions.
9687 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9690 * tree-ssa.c (struct walk_data): Add new flag
9691 warn_possibly_uninitialized.
9692 (warn_uninitialized_var): Use it.
9693 (warn_uninitialized_vars): New.
9694 (execute_early_warn_uninitialized): Call it.
9695 (execute_late_warn_uninitialized): Likewise.
9697 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9700 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9703 2008-08-09 Jan Hubicka <jh@suse.cz>
9706 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9708 (expand_fix): Be prepared for expansion to fail.
9709 (expand_sfix_optab): Remove instructions if expansion failed.
9711 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9713 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9715 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9716 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9718 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9720 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9721 mips/t-libgcc-mips16 to tmake_file.
9722 * config/mips/mips-protos.h (mips_call_type): New enum.
9723 (mips_pic_base_register, mips_got_load): Declare.
9724 (mips_restore_gp): Take an rtx argument.
9725 (mips_use_pic_fn_addr_reg_p): Declare.
9726 (mips_expand_call): Replace the sibcall_p argument with
9727 a mips_call_type argument. Add a lazy_p parameter.
9728 (mips_split_call): Declare.
9729 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9730 (MIPS16_PIC_TEMP): Likewise.
9731 (reg_class): Delete M16_NA_REGS.
9732 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9733 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9734 (mips_split_hi_p): Declare.
9735 * config/mips/mips.c (mips_split_hi_p): New array.
9736 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9737 (mips_got_symbol_type_p): New function.
9738 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9739 (mips16_stub_function_p): New function.
9740 (mips16_local_function_p): Likewise.
9741 (mips_use_pic_fn_addr_reg_p): Likewise.
9742 (mips_cannot_force_const_mem): Return false for HIGHs.
9743 Extend CONST_INT and symbolic handling to MIPS16, using
9744 mips_symbol_insns to check that the base symbol type is a
9745 legitimate constant. Reject GOT-based constants if
9746 TARGET_MIPS16_PCREL_LOADS.
9747 (mips_const_insns): Check targetm.cannot_force_const_mem when
9748 decomposing a symbolic base and a large offset.
9749 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9750 When calling a function that needs $25 from MIPS16 code,
9751 move the target address into $25 separately and add a USE
9753 (mips16_gp_pseudo_reg): Insert the initializer immediately
9754 before the first real insn.
9755 (mips_pic_base_register, mips_got_load): New functions.
9756 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9757 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9758 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9759 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9760 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9761 also passing NULL_RTX rather than const0_rtx as the aux argument.
9762 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9763 instead of TARGET_EXPLICIT_RELOCS.
9764 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9765 (mips_load_call_address): Replace the sibcall_p argument with
9766 a mips_call_type argument. Use mips_got_load.
9767 (mips16_local_alias): New structure.
9768 (mips16_local_aliases): New variable.
9769 (mips16_local_aliases_hash): New function.
9770 (mips16_local_aliases_eq): Likewise.
9771 (mips16_local_alias): Likewise.
9772 (mips16_stub_function): Likewise.
9773 (mips16_build_function_stub): Create a local alias for the target
9774 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9775 .cpload directive and an R_MIPS_NONE relocation for the target
9776 function, then load the alias rather than the function itself.
9777 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9778 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9779 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9780 (mips16_build_call_stub): Replace the FN parameter with an
9781 FN_PTR parameter. Force the address into a register if it
9782 isn't a call_insn_operand; don't rely on the caller to do this.
9783 If a call to a locally-defined and locally-binding MIPS16
9784 function must be made indirectly, redirect the call to the
9785 function's local alias. Use mips16_stub_function_p,
9786 mips16_stub_function, mips_expand_call and use_reg.
9787 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9788 Use explicit %hi and %lo accesses where possible.
9789 Use MIPS_CALL to generate the correct code form of a
9790 jal instruction. Add clobbers of $18 instead of uses.
9791 Update the call to mips_emit_call_insn.
9792 (mips_expand_call): Replace the SIBCALL_P argument with a
9793 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9794 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9795 allowing it to modify the call address. Update the calls to
9796 mips_load_call_address and mips_emit_call_insn.
9797 (mips_split_call): New function.
9798 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9799 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9800 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9801 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9802 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9804 (mips_cprestore_slot): New function.
9805 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9806 and use mips_cprestore_slot.
9807 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9809 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9810 then use a copygp_mips16 instruction to set up $28.
9811 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9812 (mips16_lay_out_constants): Call split_all_insns_noflow.
9813 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9814 false if TARGET_MIPS16.
9815 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9816 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9817 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9818 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9819 MIPS16 code. Allow MIPS16 o32 PIC.
9820 (mips_override_options): Allow MIPS16 o32 PIC.
9821 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9822 after reload if TARGET_USE_GOT.
9823 (UNSPEC_COPYGP): New constant.
9824 (length): Use a default length of 8 for MIPS16 GOT loads.
9825 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9826 (*got_page<mode>): Check mips_split_hi_p.
9827 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9828 (unspec_got<mode>, unspec_call<mode>): New expanders.
9829 (load_got<mode>, load_call<mode>): Remove the length attributes.
9830 Use a got attribute instead of a type attribute.
9831 (copygp_mips16): New insn.
9832 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9833 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9834 (sibcall, sibcall_value, call, call_value): Update the calls
9835 to mips_expand_call.
9836 (call_internal, call_value_internal): Use mips_split_call.
9837 (call_value_multiple_internal): Likewise.
9838 (call_split): Move after call_internal (the insn it is split from).
9839 (call_internal_direct, call_value_internal_direct): Turn into
9840 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9841 (call_direct_split, call_value_direct_split): New patterns.
9842 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9843 and use M16_REGS instead of M16_NA_REGS.
9844 * config/mips/predicates.md (const_call_insn_operand): Replace
9845 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9846 mips_use_pic_fn_addr_reg_p check.
9847 (move_operand): Reject HIGHs if mips_split_hi_p.
9848 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9849 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9850 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9851 * config/mips/libgcc-mips16.ver: New file.
9852 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9853 $(srcdir)/config/mips/libgcc-mips16.ver.
9855 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9857 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9859 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9860 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9861 (mips16_cfun_returns_in_fpr_p): Likewise.
9863 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9865 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9866 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9867 rather than 4 to PC.
9869 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9871 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9872 (FUNCTION_PROFILER): Save the static chain pointer into $2
9873 beforehand and restore it aftewards.
9874 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9875 address directly into $25 and call the function through $25;
9876 do not clobber $3. Pad the DImode version to cover the space
9877 left by the deleted $25 <- $3 move.
9878 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9879 the removal of the $25 <- $3 move.
9880 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9881 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9883 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9884 Daniel Jacobowitz <dan@codesourcery.com>
9886 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9887 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9888 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9889 * config/mips/mips.c (mips_start_function_definition): New function.
9890 (mips_end_function_definition): Likewise.
9891 (mips_output_function_prologue): Use mips_start_function_definition.
9892 (mips_output_function_epilogue): Use mips_end_function_definition.
9893 (build_mips16_function_stub): Use mips_start_function_definition
9894 and mips_end_function_definition.
9895 (build_mips16_call_stub): Likewise.
9897 2008-08-09 Richard Guenther <rguenther@suse.de>
9899 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9900 * gimple.h (gimple_call_fn): Adjust comment.
9901 (gimple_call_set_fndecl): New function.
9902 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9903 longer having bare FUNCTION_DECL operand.
9904 (gimple_call_return_type): Likewise.
9905 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9907 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9908 (gimple_mod_pow2): Likewise.
9909 (gimple_mod_subtract): Likewise.
9910 (gimple_ic): Likewise.
9911 (gimple_stringop_fixed_value): Likewise.
9912 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9913 longer having bare FUNCTION_DECL operand.
9914 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9915 * omp-low.c (optimize_omp_library_calls): Likewise.
9916 * cgraphunit.c (update_call_expr): Likewise.
9917 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9918 (execute_convert_to_rsqrt): Likewise.
9919 * cfgexpand.c (gimple_to_tree): Simplify.
9920 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9921 bare FUNCTION_DECL operand.
9922 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9923 (convert_gimple_call): Use gimple_call_fndecl.
9924 * c-common.c (c_warn_unused_result): Likewise.
9926 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9929 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9930 (c_finish_return): Likewise.
9931 (c_start_case): Likewise.
9932 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9933 * c-parser.c (c_parser_condition): New. Call
9934 verify_sequence_points.
9935 (c_parser_paren_condition): Call c_parser_condition.
9936 (c_parser_for_statement): Call c_parser_condition.
9938 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9941 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
9942 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
9943 Moved from diagnostic.h
9944 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
9946 (emit_diagnostic): New.
9947 (warning0, pedwarn0): Delete.
9948 (warning, warning_at, pedwarn, permerror): Return bool.
9949 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
9950 Moved to diagnostic.c.
9951 (struct diagnostic_context): Use correct type for
9952 classify_diagnostic.
9953 (diagnostic_report_diagnostic): Update declaration.
9954 (emit_diagnostic): Declare.
9955 * errors.c (warning): Return bool.
9956 * errors.h (warning): Update declaration.
9957 * toplev.h (warning0, pedwarn0): Delete.
9958 (warning, warning_at, pedwarn, permerror): Return bool.
9959 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
9960 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
9961 inform. Update all calls.
9962 (diagnose_mismatched_decls): Check return value of warning/pedwarn
9963 before giving informative note.
9964 (implicit_decl_warning): Likewise.
9965 * c-typeck.c (build_function_call): Likewise.
9966 * tree-sssa.c (warn_uninit): Likewise.
9967 * builtins.c (gimplify_va_arg_expr): Likewise.
9969 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9972 * doc/invoke.texi (-Wextra): Move warning from here...
9973 (-Wuninitialized): ... to here.
9975 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9978 * flags.h (set_Wunused): Delete
9979 * toplev.c (process_options): Handle Wunused flags here.
9980 * opts.c (maybe_warn_unused_parameter): Delete.
9981 (common_handle_option): Replace set_Wunused by warn_unused.
9982 (set_Wextra): Do not handle Wunused-parameter here.
9983 (set_Wunused): Delete.
9984 * c-opts.c (c_common_handle_option): Replace set_Wunused by
9986 * common.opt (Wunused): Add Var and Init.
9987 (Wunused-function): Likewise.
9988 (Wunused-label): Likewise.
9989 (Wunused-parameter): Likewise.
9990 (Wunused-value): Likewise.
9991 (Wunused-variable): Likewise.
9993 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
9995 * doc/invoke.texi: Add cpu_type power7.
9996 * config.in (HAVE_AS_VSX): New.
9997 * config.gcc: Add cpu_type power7.
9998 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10000 * configure: Regenerate.
10001 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10003 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10004 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10005 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10007 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10009 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10010 type to vectorize.builtin_conversion.
10011 (vectorizable_conversion): Likewise.
10012 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10013 integral type as input.
10014 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10016 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10017 and ALTIVEC_BUILTIN_VCTSXS.
10018 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10021 2008-08-08 Richard Guenther <rguenther@suse.de>
10023 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10024 (surely_varying_stmt_p): Calls are varying only if they are
10025 non-builtin and not indirect or have no result.
10026 (ccp_fold): Re-instantiate code before the tuples merge.
10028 2008-08-08 Richard Guenther <rguenther@suse.de>
10030 PR tree-optimization/37056
10031 * gimple.h (gimple_assign_rhs_class): New helper function.
10032 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10033 unary operations properly.
10035 2008-08-07 Jan Hubicka <jh@suse.cz>
10037 * i386.h (ix86_size_cost): Declare.
10038 (ix86_cur_cost): New function macro.
10039 * i386.md (peepholes expanding size and splitters): Predicate by
10040 optimize_insn_for_speed_p.
10041 (peepholes reduce size and splitters): Predicate by
10042 optimize_insn_for_size_p.
10043 * i386.c (ix86_size_cost): Rename from ...
10044 (size_cost): This one.
10045 (override_options): Update.
10046 (decide_alg): Likewise.
10047 (ix86_expand_clear): Use RTL profile.
10048 (ix86_pad_returns): Use RTL profile.
10050 2008-08-07 Jan Hubicka <jh@suse.cz>
10052 * recog.c (split_all_insns): Set RTL profile
10053 (peephole2_optimize): Likewise.
10054 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10055 * combine.c (combine_instructions): Likewise.
10057 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10059 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10061 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10063 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10064 value in a6 after the set_frame_ptr insn.
10066 2008-08-07 Richard Henderson <rth@redhat.com>
10069 * gcc.c (cpp_options): Pass along -g*.
10071 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10073 * config/arm/arm.c (output_move_neon): Update comment describing
10074 big-endian vector layout.
10075 (arm_assemble_integer): Do not handle big-endian NEON vectors
10077 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10078 neon_vget_lane<mode>_sext_internal,
10079 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10080 element indices for big-endian.
10082 2008-08-07 Richard Henderson <rth@redhat.com>
10084 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10085 * configure, config.in: Rebuild.
10086 * debug.h (dwarf2out_do_cfi_asm): Declare.
10087 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10088 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10089 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10090 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10092 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10094 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10095 movv2si_internal): Combine into mov<mode>_internal.
10096 (movv2si_internal_2): Remove.
10098 2008-08-07 Jan Hubicka <jh@suse.cz>
10101 * i386.md (single stringop patterns): Enable unconditionally.
10103 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10106 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10108 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10109 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10111 * config/i386/sse.md (sse2_movq128): New.
10113 * doc/extend.texi: Document __builtin_ia32_movq128.
10115 2008-08-07 Richard Guenther <rguenther@suse.de>
10117 PR middle-end/37042
10118 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10119 pointers can access anything.
10121 2008-08-06 Jan Hubicka <jh@suse.cz>
10123 * optabs.c (emit_unop_insn): Break out to ...
10124 (maybe_emit_unop_insn): ... this one.
10125 (expand_sfix_optab): Use maybe variant.
10126 * optabs.h (maybe_emit_unop_insn): Declare.
10128 * i386.md (mov0 patterns): Enable by default.
10129 (FP conversion expanders): Disable expansion of code expanding
10130 sequences when instruction should be optimized for size.
10131 (single strinop patterns): Enable when optimizing for size.
10132 (string expanders): Disable expanding of code expanding sequences
10133 when optimizning instruction for size.
10134 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10136 (ix86_fp_comparison_sahf_cost): Likewise.
10137 (ix86_expand_branch): Likewise.
10138 (ix86_expand_ashl_const): Likewise.
10139 (ix86_split_ashl): Likewise.
10140 (ix86_expand_strlen): Likewise.
10141 (ix86_emit_fp_unordered_jump): Likewie.
10143 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10145 * c-common.c: Fix typo.
10146 (c_common_reswords): Activate more C++ keyword warnings.
10148 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10150 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10153 * diagnostic.c (permerror_at): New.
10154 * toplev.h (permerror_at): Declare.
10156 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10157 Ira Rosen <irar@il.ibm.com>
10159 * tree-vect-transform.c (vect_model_simple_cost): Return
10160 immediately if stmt is pure SLP.
10161 (vect_model_store_cost): Ditto.
10162 (vect_model_load_cost): Ditto.
10163 (vectorizable_store): Remove PURE_SLP check before call
10164 to vect_model_store_cost.
10165 (vect_model_store_cost): When checking whether stmt describe
10166 strided access, add a check that it is not slp_node.
10168 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10171 * c-common.c (warn_for_sign_compare): New. Handle separately the
10172 case that 'constant' is zero.
10173 * c-typeck.c (build_binary_op): Move code to c-common.c
10175 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10177 * config/alpha/alpha.c (alpha_preferred_reload_class,
10178 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10179 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10180 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10181 * config/arm/arm.md: Likewise.
10182 * config/avr/avr-protos.h (preferred_reload_class,
10183 test_hard_reg_class, avr_simplify_comparison_p,
10184 out_shift_with_cnt, class_max_nregs): Likewise.
10185 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10186 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10187 preferred_reload_class, test_hard_reg_class): Likewise.
10188 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10189 bfin_memory_move_cost, bfin_secondary_reload,
10190 bfin_output_mi_thunk): Likewise.
10191 * config/crx/crx.c (crx_secondary_reload_class,
10192 crx_memory_move_cost): Likewise.
10193 * config/frv/frv-protos.h (frv_secondary_reload_class,
10194 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10195 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10196 frv_secondary_reload_class, frv_class_likely_spilled_p,
10197 frv_class_max_nregs): Likewise.
10198 * config/h8300/h8300.c (h8300_classify_operand,
10199 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10201 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10202 * config/ia64/ia64.c (ia64_preferred_reload_class,
10203 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10204 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10205 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10207 * config/m68hc11/m68hc11.c (preferred_reload_class,
10208 m68hc11_memory_move_cost): Likewise.
10209 * config/mcore/mcore.c (mcore_secondary_reload_class,
10210 mcore_reload_class): Likewise.
10211 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10212 mips_class_max_nregs, mips_cannot_change_mode_class,
10213 mips_preferred_reload_class, mips_secondary_reload_class,
10214 mips_output_mi_thunk): Likewise.
10215 * config/mmix/mmix.c (mmix_preferred_reload_class,
10216 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10218 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10220 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10221 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10222 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10223 * config/rs6000/rs6000.c (paired_expand_vector_init,
10224 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10225 compare_section_name, rs6000_memory_move_cost): Likewise.
10226 * config/s390/s390.c (s390_emit_compare_and_swap,
10227 s390_preferred_reload_class, s390_secondary_reload,
10228 legitimize_pic_address, legitimize_tls_address,
10229 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10230 s390_class_max_nregs): Likewise.
10231 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10232 * config/s390/s390.md: Likewise.
10233 * config/score/score-protos.h (score_secondary_reload_class,
10234 score_preferred_reload_class): Likewise.
10235 * config/score/score.c (score_preferred_reload_class,
10236 score_secondary_reload_class): Likewise.
10237 * config/score/score3.c (score3_output_mi_thunk,
10238 score3_preferred_reload_class, score3_secondary_reload_class,
10239 score3_hard_regno_mode_ok): Likewise.
10240 * config/score/score3.h (score3_preferred_reload_class,
10241 score3_secondary_reload_class): Likewise.
10242 * config/score/score7.c (score7_output_mi_thunk,
10243 score7_preferred_reload_class, score7_secondary_reload_class,
10244 score7_hard_regno_mode_ok): Likewise.
10245 * config/score/score7.h (score7_preferred_reload_class,
10246 score7_secondary_reload_class): Likewise.
10247 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10248 output_branchy_insn, add_constant, gen_block_redirect,
10249 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10250 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10251 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10252 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10253 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10254 xstormy16_preferred_reload_class): Likewise.
10255 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10256 xtensa_expand_atomic, override_options,
10257 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10259 * reorg.c (try_merge_delay_insns): Likewise.
10260 * tree.c (merge_dllimport_decl_attributes): Likewise.
10262 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10264 2008-08-06 Michael Matz <matz@suse.de>
10266 * Makefile.in (write_entries_to_file): Quote words.
10267 * gengtype.c: (read_input_line): Skip over leading white-space.
10269 2008-08-06 Marc Gauthier <marc@tensilica.com>
10271 * config.gcc: Match more processor names for Xtensa.
10272 * configure.ac: Likewise.
10273 * doc/install.texi (Specific): Likewise.
10274 * configure: Regenerate.
10276 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10278 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10279 * calls.c (avoid_likely_spilled_reg): Likewise.
10280 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10281 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10282 * config/i386/i386.c (ix86_expand_special_args_builtin,
10283 ix86_secondary_reload): Likewise.
10284 * except.c (struct eh_region, gen_eh_region_catch,
10285 remove_unreachable_regions, duplicate_eh_regions,
10286 assign_filter_values, build_post_landing_pads,
10287 sjlj_find_directly_reachable_regions, remove_eh_handler,
10288 reachable_next_level, foreach_reachable_handler,
10289 can_throw_internal_1, can_throw_external_1,
10290 collect_one_action_chain): Likewise.
10291 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10292 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10293 * function.c (update_temp_slot_address, instantiate_new_reg,
10294 instantiate_virtual_regs_in_rtx,
10295 instantiate_virtual_regs_in_insn): Likewise.
10296 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10297 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10298 gimplify_cleanup_point_expr): Likewise.
10299 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10300 * passes.c (next_pass_1): Likewise.
10301 * print-tree.c (print_node_brief, print_node): Likewise.
10302 * profile.c (branch_prob): Likewise.
10303 * tree-dump.c (dump_register): Likewise.
10304 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10306 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10307 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10308 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10309 copy_arguments_for_versioning, copy_static_chain): Likewise.
10310 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10311 add_new_name_mapping, register_new_name_mapping): Likewise.
10312 * tree-mudflap.c (mf_xform_derefs): Likewise.
10313 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10314 get_init_expr, combine_chains): Likewise.
10315 * tree-pretty-print.c (dump_generic_node): Likewise.
10316 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10317 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10318 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10319 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10321 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10323 PR middle-end/37010
10324 * calls.c (expand_call): Use the biggest preferred stack
10327 2008-08-06 Michael Matz <matz@suse.de>
10330 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10331 for reused reload, instead of overwriting them.
10333 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10335 PR middle-end/37009
10336 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10337 for incoming stack boundary.
10339 * function.c (assign_parm_find_entry_rtl): Update
10340 parm_stack_boundary.
10342 * function.h (rtl_data): Add parm_stack_boundary.
10344 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10345 parm_stack_boundary for incoming stack boundary.
10347 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10349 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10350 for unrepresentable subregs or treat them as equal to other regs
10351 or subregs with the same register number.
10353 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10355 PR middle-end/35432
10356 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10359 2008-08-06 Jan Hubicka <jh@suse.cz>
10361 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10362 frequencies might be hot.
10364 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10366 * reload.c (find_reloads): Force constants into literal pool
10367 also if they are wrapped in a SUBREG.
10369 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10372 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10373 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10374 Don't allow predicated instructions for data speculation.
10375 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10378 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10380 * haifa-sched.c (extend_global): Split to extend_global_data and
10381 extend_region_data. Update all uses.
10382 (extend_all): Rename to extend_block_data.
10384 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10386 * sched-rgn.c (new_ready): Check if instruction can be
10387 speculatively scheduled before attempting speculation.
10388 (debug_rgn_dependencies): Remove wrongful assert.
10390 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10392 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10394 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10396 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10397 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10398 va_size, and type_size.
10400 2008-08-04 Jason Merrill <jason@redhat.com>
10403 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10404 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10406 2008-08-05 Richard Henderson <rth@redhat.com>
10408 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10409 * configure: Rebuild.
10411 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10414 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10415 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10418 2008-08-05 Richard Henderson <rth@redhat.com>
10420 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10421 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10422 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10423 * common.opt (fdwarf2-cfi-asm): New.
10424 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10425 * config.in, configure: Rebuild.
10426 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10427 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10429 (dw2_force_const_mem): Externalize.
10430 * dwarf2asm.h: Update.
10431 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10432 generate a real label.
10433 (output_cfi_directive): New.
10434 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10435 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10436 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10438 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10439 (output_loc_operands_raw, output_loc_sequence_raw): New.
10440 (output_cfa_loc_raw): New.
10442 2008-08-05 Paul Brook <paul@codesourcery.com>
10444 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10445 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10446 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10447 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10448 * config/arm/arm.h (TARGET_VFPD32): Define.
10449 (TARGET_VFP3): Use TARGET_VFPD32.
10450 (fputype): Add FPUTYPE_VFP3D16.
10451 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10452 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10453 * config/arm/arm-cores.def: Add cortex-r4f.
10454 * config/arm/arm-tune.md: Regenerate.
10456 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10458 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10459 Reword some comments throughout the file.
10461 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10462 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10463 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10464 MFC_MIN_DMA_LIST_ELEMENTS.
10465 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10466 MFC_MAX_DMA_LIST_ELEMENTS.
10468 (MFC_START_ENABLE): Remove PPU-only define.
10469 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10470 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10472 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10473 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10474 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10475 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10476 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10477 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10478 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10480 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10481 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10482 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10483 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10485 (spu_read_machine_status): Fix typo.
10487 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10489 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10490 SUBREG of multi-word hard register.
10491 * config/spu/spu.c (valid_subreg): Likewise.
10492 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10494 2008-08-04 Richard Guenther <rguenther@suse.de>
10496 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10497 the candidate with the stripped base if that base is different
10498 from the original base even for offset zero.
10500 2008-08-04 Richard Guenther <rguenther@suse.de>
10502 PR middle-end/36691
10503 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10504 check for no_overflow.
10506 2008-08-04 Richard Guenther <rguenther@suse.de>
10508 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10510 2008-08-04 Paul Brook <paul@codesourcery.com>
10512 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10513 (arm_order_regs_for_local_alloc): New function.
10514 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10516 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10518 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10521 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10522 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10523 (ix86_expand_epilogue): Likewise.
10525 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10527 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10530 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10532 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10533 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10534 (*movv2sf_internal_rex64): Ditto.
10536 2008-08-03 Jan Hubicka <jh@suse.cz>
10538 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10539 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10540 * expmed.c (expand_smod_pow2): Likewise.
10542 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10545 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10546 alternative 0 of operand 1.
10547 (*vec_concatv2di_rex64_sse): Ditto.
10548 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10550 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10551 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10552 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10553 (*movv2sf_internal_rex64): Ditto.
10555 2008-08-02 Richard Guenther <rguenther@suse.de>
10558 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10559 (ssedoublesizemode): New mode attribute.
10560 (sse_shufps): Call gen_sse_shufps_v4sf.
10561 (sse_shufps_1): Macroize.
10562 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10563 (sse2_shufpd_1): Macroize.
10564 (vec_extract_odd, vec_extract_even): New expanders.
10565 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10566 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10567 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10568 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10569 (ix86_expand_vector_set): Likewise.
10570 (ix86_expand_reduc_v4sf): Likewise.
10572 2008-08-01 Doug Kwan <dougkwan@google.com>
10574 * matrix-reorg.c: Re-enable all code.
10575 (struct malloc_call_data): Change CALL_STMT to gimple type.
10576 (collect_data_for_malloc_call): Tuplify.
10577 (struct access_site_info): Change STMT to gimple type.
10578 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10579 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10580 (struct free_info): Change STMT to gimple type.
10581 (struct matrix_access_phi_node): Change PHI to gimple type.
10582 (get_inner_of_cast_expr): Remove.
10583 (may_flatten_matrices_1): Tuplify.
10584 (may_flatten_matrices): Ditto.
10585 (mark_min_matrix_escape_level): Ditto.
10586 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10587 (ssa_accessed_in_call_rhs): New
10588 (ssa_accessed_in_assign_rhs): New
10589 (record_access_alloc_site_info): Tuplify.
10590 (add_allocation_site): Ditto.
10591 (analyze_matrix_allocation_site): Ditto.
10592 (analyze_transpose): Ditto.
10593 (get_index_from_offset): Ditto.
10594 (update_type_size): Ditto.
10595 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10596 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10597 (analyze_accesses_for_phi_node): Tuplify.
10598 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10599 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10600 (analyze_matrix_accesses): Tuplify.
10601 (check_var_data): New call-back type for check_var_notmodified_p.
10602 (check_var_notmodified_p): Tuplify and use call-back struct to
10603 return statement found.
10604 (can_calculate_expr_before_stmt): Factor out statement related code
10606 (can_calculate_stmt_before_stmt): New.
10607 (check_allocation_function): Tuplify.
10608 (find_sites_in_func): Ditto.
10609 (record_all_accesses_in_func): Ditto.
10610 (transform_access_sites): Ditto.
10611 (transform_allocation_sites): Ditto.
10612 (matrix_reorg): Re-enable.
10613 (gate_matrix_reorg): Re-enable.
10615 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10617 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10618 for labels for which it hasn't been set yet. If it has been set,
10619 stop walking insns and continue with next worklist item.
10620 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10621 if the only BARRIER is at the very end of a function.
10623 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10625 * cfgexpand.c (expand_stack_alignment): Assert that
10626 stack_realign_drap and drap_rtx must match.
10628 * function.c (instantiate_new_reg): If DRAP is used to realign
10629 stack, replace virtual_incoming_args_rtx with internal arg
10632 2008-08-01 Richard Guenther <rguenther@suse.de>
10634 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10635 loop information only if we initialized it.
10636 (execute_pre): Call fini_pre with in_fre.
10637 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10638 if we do not unroll because we hit max-completely-peeled-insns.
10639 Use our estimation for consistency, do allow shrinking.
10641 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10643 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10644 with MIN_STACK_BOUNDARY.
10645 (ix86_update_stack_boundary): Likewise.
10646 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10649 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10650 (MIN_STACK_BOUNDARY): This.
10652 2008-08-01 Richard Guenther <rguenther@suse.de>
10654 PR middle-end/36997
10655 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10657 2008-08-01 Richard Guenther <rguenther@suse.de>
10659 PR tree-optimization/36988
10660 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10661 do not matter if that doesn't change volatile qualification.
10663 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10665 * configure.ac: Do not generate libada-mk. Do not subst
10666 host_cc_for_libada.
10667 * libada-mk.in: Remove.
10668 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10669 * configure: Regenerate.
10671 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10673 * tree-pass.h: Added comment about not dumping passes with name
10674 starting with star in struct opt_pass.
10675 * passes.c (register_dump_files_1): Don't do dump for a pass with
10676 name starting with star.
10677 * doc/passes.texi (Pass manager): Mention pass names and special
10678 meaning of star prefix to avoid dump.
10680 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10682 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10684 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10685 (ISA_MIPS64R2): New macro.
10686 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10687 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10688 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10689 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10690 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10691 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10692 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10693 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10694 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10695 Move up to keep list alphabetically sorted.
10696 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10697 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10699 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10700 (-march=@var{arch}): Add mips64r2.
10702 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10704 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10706 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10708 * expr.c (expand_assignment): Check for complete type.
10710 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10713 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10715 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10716 for stack alignment.
10718 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10720 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10722 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10723 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10725 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10727 PR rtl-optimization/36419
10728 * dwarf2out.c (barrier_args_size): New variable.
10729 (compute_barrier_args_size, compute_barrier_args_size_1): New
10731 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10732 if not called yet in the current function, use barrier_args_size
10733 array to find the new args_size value.
10734 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10736 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10739 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10742 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10745 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10746 (dwarf2out_stack_adjust): Use it.
10747 (dwarf2out_frame_debug_expr): Likewise.
10749 2008-07-31 Richard Guenther <rguenther@suse.de>
10751 PR tree-optimization/36978
10752 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10753 the generated condition.
10755 2008-07-31 Richard Guenther <rguenther@suse.de>
10757 * passes.c (init_optimization_passes): Always call
10758 pass_early_warn_uninitialized.
10759 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10760 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10761 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10763 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10766 * builtins.c (maybe_emit_free_warning): New function.
10767 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10768 maybe_emit_free_warning for BUILT_IN_FREE.
10771 * dwarf2out.c (get_context_die): New function.
10772 (force_decl_die, force_type_die): Use it.
10773 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10774 returns NULL, force generation of DW_TAG_typedef and put that into
10777 PR preprocessor/36649
10778 * c-pch.c (c_common_read_pch): Save and restore
10779 line_table->trace_includes across PCH restore.
10781 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10784 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10786 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10789 * final.c (call_from_call_insn): Handle COND_EXEC.
10791 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10793 * builtins.c (std_gimplify_va_arg_expr): Replace
10794 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10795 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10797 2008-07-30 Joey Ye <joey.ye@intel.com>
10798 H.J. Lu <hongjiu.lu@intel.com>
10800 * builtins.c (expand_builtin_setjmp_receiver): Replace
10801 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10802 (expand_builtin_apply_args_1): Likewise.
10803 (expand_builtin_longjmp): Need DRAP for stack alignment.
10804 (expand_builtin_apply): Likewise.
10806 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10807 instead of assign_stack_local to allow alignment reduction.
10809 * calls.c (emit_call_1): Need DRAP for stack alignment if
10811 (expand_call): Replace virtual_incoming_args_rtx with
10812 crtl->args.internal_arg_pointer.
10813 * stmt.c (expand_nl_goto_receiver): Likewise.
10815 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10816 alignment and store to stack_alignment_estimated and
10817 max_used_stack_slot_alignment.
10818 (expand_one_var): Likewise.
10819 (expand_stack_alignment): New function.
10820 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10821 and stack_alignment_estimated fields in rtl_data. Call
10822 expand_stack_alignment at end.
10824 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10825 (MAX_STACK_ALIGNMENT): Likewise.
10826 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10827 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10829 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10830 stack alignment when generating virtual registers.
10832 * function.c (assign_stack_local): Renamed to ...
10833 (assign_stack_local_1): This. Add a parameter to indicate
10834 if it is OK to reduce alignment.
10835 (assign_stack_local): Use it.
10836 (instantiate_new_reg): Instantiate virtual incoming args rtx
10837 to vDRAP if stack realignment and DRAP is needed.
10838 (assign_parms): Collect parameter/return type alignment and
10839 contribute to stack_alignment_estimated.
10840 (locate_and_pad_parm): Likewise.
10841 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10842 with crtl->args.internal_arg_pointer.
10844 * function.h (rtl_data): Add new field drap_reg,
10845 max_used_stack_slot_alignment, stack_alignment_estimated,
10846 stack_realign_needed, need_drap, stack_realign_processed and
10847 stack_realign_finalized.
10848 (stack_realign_fp): New macro.
10849 (stack_realign_drap): Likewise.
10851 * global.c (compute_regsets): Frame pointer is needed when
10852 stack is realigned. Can eliminate frame pointer when stack is
10853 realigned and dynamic realigned argument pointer isn't used.
10855 * reload1.c (update_eliminables): Frame pointer is needed
10856 when stack is realigned.
10857 (init_elim_table): Can eliminate frame pointer when stack is
10858 realigned and dynamic realigned argument pointer isn't used.
10860 * rtl.h (assign_stack_local_1): Declare new funtion.
10862 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10863 (TARGET_GET_DRAP_RTX): Likewise.
10864 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10865 TARGET_GET_DRAP_RTX.
10867 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10869 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10870 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10872 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10873 H.J. Lu <hongjiu.lu@intel.com>
10875 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10876 vdrap_reg, stack_realign and drap_reg_saved.
10877 (add_cfi): Don't allow redefining CFA when DRAP is used.
10878 (reg_save): Handle stack alignment.
10879 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10880 alignment. Don't generate DWARF information for (set fp sp)
10882 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10884 (int_loc_descriptor): Move prototype forward. Also define if
10885 DWARF2_UNWIND_INFO is true.
10886 (output_cfa_loc): Handle DW_CFA_expression.
10887 (build_cfa_aligned_loc): New.
10888 (based_loc_descr): Update assert for stack realign. For local
10889 variables, use sp+offset when stack is aligned without drap and
10890 fp+offset when stack is aligned with drap. For arguments, use
10891 cfa+offset when drap is used to align stack.
10893 2008-07-30 Joey Ye <joey.ye@intel.com>
10894 H.J. Lu <hongjiu.lu@intel.com>
10896 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10898 (ix86_gen_andsp): New.
10899 (ix86_user_incoming_stack_boundary): Likewise.
10900 (ix86_default_incoming_stack_boundary): Likewise.
10901 (ix86_incoming_stack_boundary): Likewise.
10902 (ix86_can_eliminate): Likewise.
10903 (find_drap_reg): Likewise.
10904 (ix86_update_stack_boundary): Likewise.
10905 (ix86_get_drap_rtx): Likewise.
10906 (ix86_finalize_stack_realign_flags): Likewise.
10907 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10908 (TARGET_GET_DRAP_RTX): Likewise.
10909 (override_options): Overide option value for new options.
10910 (ix86_function_ok_for_sibcall): Remove check for
10911 force_align_arg_pointer.
10912 (ix86_handle_cconv_attribute): Likewise.
10913 (ix86_function_regparm): Likewise.
10914 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10915 (ix86_va_start): Replace virtual_incoming_args_rtx with
10916 crtl->args.internal_arg_pointer.
10917 (ix86_select_alt_pic_regnum): Check DRAP register.
10918 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10919 (ix86_compute_frame_layout): Compute frame layout wrt stack
10921 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10922 (ix86_expand_prologue): Decide if stack realignment is needed
10923 and generate prologue code accordingly.
10924 (ix86_expand_epilogue): Generate epilogue code wrt stack
10925 realignment is really needed or not.
10927 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10928 (ABI_STACK_BOUNDARY): Likewise.
10929 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10930 (STACK_REALIGN_DEFAULT): Likewise.
10931 (INCOMING_STACK_BOUNDARY): Likewise.
10932 (MAX_STACK_ALIGNMENT): Likewise.
10933 (ix86_incoming_stack_boundary): Likewise.
10934 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10935 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
10936 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
10937 (machine_function): Remove force_align_arg_pointer.
10939 * config/i386/i386.md (BX_REG): New.
10940 (R13_REG): Likewise.
10942 * config/i386/i386.opt (mforce_drap): New.
10943 (mincoming-stack-boundary): Likewise.
10944 (mstackrealign): Add Init(-1).
10946 * config/i386/i386-protos.h (ix86_can_eliminate): New
10948 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10950 * doc/extend.texi: Update force_align_arg_pointer.
10952 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
10955 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
10956 (INCOMING_STACK_BOUNDARY): Likewise.
10957 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
10958 (TARGET_GET_DRAP_RTX): Likewise.
10960 2008-07-30 Andreas Schwab <schwab@suse.de>
10962 PR rtl-optimization/36929
10963 * dse.c (replace_inc_dec): Use emit_insn_before instead of
10964 add_insn_before and fix argument order.
10965 (replace_inc_dec_mem): Handle NULL rtx.
10967 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
10969 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
10971 (arm_compute_initial_elimination_offset): Use it.
10972 (arm_compute_save_reg_mask): Include static chain save slot when
10973 calculating alignment.
10974 (arm_get_frame_offsets): Ditto.
10975 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10976 that we can use to decrement the stack when the stack decrement
10977 could be too big for an immediate value in a single insn.
10978 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
10980 2008-07-30 Richard Guenther <rguenther@suse.de>
10982 PR tree-optimization/36967
10983 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
10984 Release defs of statements we remove.
10986 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10988 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
10989 instead of NULL_RTVEC.
10991 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10995 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
10998 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11000 * final.c (call_from_call_insn): New.
11001 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11003 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11005 * configure.ac: Substitute ADA_CFLAGS.
11006 * configure: Regenerate.
11007 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11008 * Makefile.in: Remove mention of X_* variables.
11009 * config/pa/x-ada-hpux10: Remove.
11010 * config/pa/x-ada: Remove.
11012 * doc/fragments.texi: Update.
11014 2008-07-30 Olivier Hainque <hainque@adacore.com>
11016 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11017 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11018 __dso_handle explicitly here.
11020 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11023 * c-typeck.c (build_binary_op): Encapsulate code into...
11024 * c-common.c (shorten_binary_op): ...this new function.
11025 (conversion_warning): Use the new function. Handle non-negative
11026 constant in bitwise-and.
11027 * c-common.h (shorten_binary_op): Declare.
11029 2008-07-30 Olivier Hainque <hainque@adacore.com>
11031 * scan.c (make_sstring_space): Add explicit conversions of
11032 allocator's return value.
11033 * fix-header.c (recognized_function): Likewise.
11035 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11037 * doc/cpp.texi: Update to GFDL 1.2.
11038 * doc/gcc.texi: Do not list GPL as Invariant Section.
11039 * doc/gccint.texi: Likewise. Update copyright years.
11040 * doc/install.texi: Update copyright years.
11042 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11045 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11046 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11048 2008-07-29 Jan Hubicka <jh@suse.cz>
11050 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11051 (grokdeclarator): Likewise.
11052 * langhooks.c (lhd_warn_unused_global_decl): Use
11053 DECL_DECLARED_INLINE_P.
11054 * print-tree.c (print_node): Remove DECL_INLINE check.
11056 2008-07-29 Richard Guenther <rguenther@suse.de>
11058 PR tree-optimization/36945
11059 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11060 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11061 Record invariant addresses un-decomposed.
11062 (copy_reference_ops_from_call): Record reference call
11063 arguments properly. Simplify.
11064 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11065 helper split out from ...
11066 (create_component_ref_by_pieces): ... here. Simplify.
11067 Prepare for recursive invocation for call arguments.
11068 (create_expression_by_pieces): Adjust call to
11069 create_component_ref_by_pieces.
11070 (compute_avail): Process operand 2 of reference ops.
11072 2008-07-29 Richard Guenther <rguenther@suse.de>
11074 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11076 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11078 * c-format.c (check_format_types): Revert unwanted checkin.
11080 2008-07-29 Jan Hubicka <jh@suse.cz>
11082 * flags.h (flag_really_no_inline): Remove.
11083 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11084 * toplev.c (flag_really_no_inline): Remove.
11085 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11086 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11087 (cgraph_decide_inlining_incrementally): Likewise.
11088 (compute_inline_parameters): Likewise.
11089 * opts.c (decode_options): Simplify.
11090 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11091 * common.opt (finline): Initialize to 1.
11092 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11094 2008-07-29 Jan Hubicka <jh@suse.cz>
11096 * predict.c (always_optimize_for_size_p): New function.
11097 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11098 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11099 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11101 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11102 * function.c (prepare_function_start): Set default profile.
11103 * function.h (rtl_data): Add maybe_hot_insn_p.
11104 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11105 (construct_exit_block): Likewise.
11106 (tree_expand_cfg): Likewise.
11108 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11109 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11110 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11111 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11114 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11117 * c-decl.c (merge_decls): Merge USED flags.
11119 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11121 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11122 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11123 next_stack, lab_false and lab_over trees.
11125 2008-07-28 Richard Guenther <rguenther@suse.de>
11127 PR tree-optimization/36957
11128 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11129 (useless_type_conversion_p): Remove.
11130 (types_compatible_p): Remove.
11131 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11132 (useless_type_conversion_p): Declare.
11133 (types_compatible_p): Declare.
11134 (gimple_expr_type): Return the base type only if it is
11135 trivially convertible to the subtype.
11137 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11139 * configure.ac: Use the m4_do macro to concatenate the warnings into
11140 one string in ACX_PROG_CC_WARNING_OPTS,
11141 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11142 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11143 * configure: Regenerate.
11145 2008-07-28 Richard Guenther <rguenther@suse.de>
11147 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11148 (insert_fake_stores): Remove.
11149 (realify_fake_stores): Likewise.
11150 (execute_pre): Remove dead code.
11151 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11152 (find_func_aliases): Deal with it here instead.
11153 Re-enable gcc_unreachable call.
11155 2008-07-28 Richard Guenther <rguenther@suse.de>
11157 Merge from gimple-tuples-branch.
11159 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11160 * gimple.def: New file.
11161 * gsstruct.def: Likewise.
11162 * gimple-iterator.c: Likewise.
11163 * gimple-pretty-print.c: Likewise.
11164 * tree-gimple.c: Removed. Merged into ...
11165 * gimple.c: ... here. New file.
11166 * tree-gimple.h: Removed. Merged into ...
11167 * gimple.h: ... here. New file.
11169 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11170 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11171 --enable-checking=gimple flag.
11172 * config.in: Likewise.
11173 * configure: Regenerated.
11175 * tree-ssa-operands.h: Tuplified.
11176 * tree-vrp.c: Likewise.
11177 * tree-loop-linear.c: Likewise.
11178 * tree-into-ssa.c: Likewise.
11179 * tree-ssa-loop-im.c: Likewise.
11180 * tree-dump.c: Likewise.
11181 * tree-complex.c: Likewise.
11182 * cgraphbuild.c: Likewise.
11183 * tree-ssa-threadupdate.c: Likewise.
11184 * tree-ssa-loop-niter.c: Likewise.
11185 * tree-pretty-print.c: Likewise.
11186 * tracer.c: Likewise.
11187 * gengtype.c: Likewise.
11188 * tree-loop-distribution.c: Likewise.
11189 * tree-ssa-loop-unswitch.c: Likewise.
11190 * cgraph.c: Likewise.
11191 * cgraph.h: Likewise.
11192 * tree-ssa-loop-manip.c: Likewise.
11193 * value-prof.c: Likewise.
11194 * tree-ssa-loop-ch.c: Likewise.
11195 * tree-tailcall.c: Likewise.
11196 * value-prof.h: Likewise.
11197 * tree.c: Likewise.
11198 * tree.h: Likewise.
11199 * tree-pass.h: Likewise.
11200 * ipa-cp.c: Likewise.
11201 * tree-scalar-evolution.c: Likewise.
11202 * tree-scalar-evolution.h: Likewise.
11203 * target.h: Likewise.
11204 * lambda-mat.c: Likewise.
11205 * tree-phinodes.c: Likewise.
11206 * diagnostic.h: Likewise.
11207 * builtins.c: Likewise.
11208 * tree-ssa-alias-warnings.c: Likewise.
11209 * cfghooks.c: Likewise.
11210 * fold-const.c: Likewise.
11211 * cfghooks.h: Likewise.
11212 * omp-low.c: Likewise.
11213 * tree-ssa-dse.c: Likewise.
11214 * ipa-reference.c: Likewise.
11215 * tree-ssa-uncprop.c: Likewise.
11216 * toplev.c: Likewise.
11217 * tree-gimple.c: Likewise.
11218 * tree-gimple.h: Likewise.
11219 * tree-chrec.c: Likewise.
11220 * tree-chrec.h: Likewise.
11221 * tree-ssa-sccvn.c: Likewise.
11222 * tree-ssa-sccvn.h: Likewise.
11223 * cgraphunit.c: Likewise.
11224 * tree-ssa-copyrename.c: Likewise.
11225 * tree-ssa-ccp.c: Likewise.
11226 * tree-ssa-loop-ivopts.c: Likewise.
11227 * tree-nomudflap.c: Likewise.
11228 * tree-call-cdce.c: Likewise.
11229 * ipa-pure-const.c: Likewise.
11230 * c-format.c: Likewise.
11231 * tree-stdarg.c: Likewise.
11232 * tree-ssa-math-opts.c: Likewise.
11233 * tree-ssa-dom.c: Likewise.
11234 * tree-nrv.c: Likewise.
11235 * tree-ssa-propagate.c: Likewise.
11236 * ipa-utils.c: Likewise.
11237 * tree-ssa-propagate.h: Likewise.
11238 * tree-ssa-alias.c: Likewise.
11239 * gimple-low.c: Likewise.
11240 * tree-ssa-sink.c: Likewise.
11241 * ipa-inline.c: Likewise.
11242 * c-semantics.c: Likewise.
11243 * dwarf2out.c: Likewise.
11244 * expr.c: Likewise.
11245 * tree-ssa-loop-ivcanon.c: Likewise.
11246 * predict.c: Likewise.
11247 * tree-ssa-loop.c: Likewise.
11248 * tree-parloops.c: Likewise.
11249 * tree-ssa-address.c: Likewise.
11250 * tree-ssa-ifcombine.c: Likewise.
11251 * matrix-reorg.c: Likewise.
11252 * c-decl.c: Likewise.
11253 * tree-eh.c: Likewise.
11254 * c-pretty-print.c: Likewise.
11255 * lambda-trans.c: Likewise.
11256 * function.c: Likewise.
11257 * langhooks.c: Likewise.
11258 * ebitmap.h: Likewise.
11259 * tree-vectorizer.c: Likewise.
11260 * function.h: Likewise.
11261 * langhooks.h: Likewise.
11262 * tree-vectorizer.h: Likewise.
11263 * ipa-type-escape.c: Likewise.
11264 * ipa-type-escape.h: Likewise.
11265 * domwalk.c: Likewise.
11266 * tree-if-conv.c: Likewise.
11267 * profile.c: Likewise.
11268 * domwalk.h: Likewise.
11269 * tree-data-ref.c: Likewise.
11270 * tree-data-ref.h: Likewise.
11271 * tree-flow-inline.h: Likewise.
11272 * tree-affine.c: Likewise.
11273 * tree-vect-analyze.c: Likewise.
11274 * c-typeck.c: Likewise.
11275 * gimplify.c: Likewise.
11276 * coretypes.h: Likewise.
11277 * tree-ssa-phiopt.c: Likewise.
11278 * calls.c: Likewise.
11279 * tree-ssa-coalesce.c: Likewise.
11280 * tree.def: Likewise.
11281 * tree-dfa.c: Likewise.
11282 * except.c: Likewise.
11283 * except.h: Likewise.
11284 * cfgexpand.c: Likewise.
11285 * tree-cfgcleanup.c: Likewise.
11286 * tree-ssa-pre.c: Likewise.
11287 * tree-ssa-live.c: Likewise.
11288 * tree-sra.c: Likewise.
11289 * tree-ssa-live.h: Likewise.
11290 * tree-predcom.c: Likewise.
11291 * lambda.h: Likewise.
11292 * tree-mudflap.c: Likewise.
11293 * ipa-prop.c: Likewise.
11294 * print-tree.c: Likewise.
11295 * tree-ssa-copy.c: Likewise.
11296 * ipa-prop.h: Likewise.
11297 * tree-ssa-forwprop.c: Likewise.
11298 * ggc-page.c: Likewise.
11299 * c-omp.c: Likewise.
11300 * tree-ssa-dce.c: Likewise.
11301 * tree-vect-patterns.c: Likewise.
11302 * tree-ssa-ter.c: Likewise.
11303 * tree-nested.c: Likewise.
11304 * tree-ssa.c: Likewise.
11305 * lambda-code.c: Likewise.
11306 * tree-ssa-loop-prefetch.c: Likewise.
11307 * tree-inline.c: Likewise.
11308 * tree-inline.h: Likewise.
11309 * tree-iterator.c: Likewise.
11310 * tree-optimize.c: Likewise.
11311 * tree-ssa-phiprop.c: Likewise.
11312 * tree-vect-transform.c: Likewise.
11313 * tree-object-size.c: Likewise.
11314 * tree-outof-ssa.c: Likewise.
11315 * cfgloop.c: Likewise.
11316 * system.h: Likewise.
11317 * tree-profile.c: Likewise.
11318 * cfgloop.h: Likewise.
11319 * c-gimplify.c: Likewise.
11320 * c-common.c: Likewise.
11321 * tree-vect-generic.c: Likewise.
11322 * tree-flow.h: Likewise.
11323 * c-common.h: Likewise.
11324 * basic-block.h: Likewise.
11325 * tree-ssa-structalias.c: Likewise.
11326 * tree-switch-conversion.c: Likewise.
11327 * tree-ssa-structalias.h: Likewise.
11328 * tree-cfg.c: Likewise.
11329 * passes.c: Likewise.
11330 * ipa-struct-reorg.c: Likewise.
11331 * ipa-struct-reorg.h: Likewise.
11332 * tree-ssa-reassoc.c: Likewise.
11333 * cfgrtl.c: Likewise.
11334 * varpool.c: Likewise.
11335 * stmt.c: Likewise.
11336 * tree-ssanames.c: Likewise.
11337 * tree-ssa-threadedge.c: Likewise.
11338 * langhooks-def.h: Likewise.
11339 * tree-ssa-operands.c: Likewise.
11340 * config/alpha/alpha.c: Likewise.
11341 * config/frv/frv.c: Likewise.
11342 * config/s390/s390.c: Likewise.
11343 * config/m32c/m32c.c: Likewise.
11344 * config/m32c/m32c-protos.h: Likewise.
11345 * config/spu/spu.c: Likewise.
11346 * config/sparc/sparc.c: Likewise.
11347 * config/i386/i386.c: Likewise.
11348 * config/sh/sh.c: Likewise.
11349 * config/xtensa/xtensa.c: Likewise.
11350 * config/stormy16/stormy16.c: Likewise.
11351 * config/ia64/ia64.c: Likewise.
11352 * config/rs6000/rs6000.c: Likewise.
11353 * config/pa/pa.c: Likewise.
11354 * config/mips/mips.c: Likewise.
11356 2008-07-28 Simon Baldwin <simonb@google.com>
11358 * c-pragma.c (handle_pragma_message): New function.
11359 (init_pragma): Register handle_pragma_message.
11360 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11363 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11365 PR tree-optimization/35252
11366 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11367 REALPART_EXPR to be considered as same load operation.
11369 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11371 PR tree-optimization/36830
11372 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11373 (expressions_equal_p): Return false if only one operand is null.
11375 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11377 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11378 version requirements.
11380 2008-07-26 Olivier Hainque <hainque@adacore.com>
11382 * collect2.c (symkind): New enum. Symbol kinds we care about.
11383 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11384 code and head comment accordingly.
11385 (scan_prog_file): Use symkind names instead of bare integers.
11387 2008-07-25 Jan Hubicka <jh@suse.cz>
11389 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11391 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11392 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11393 * dojump.c (clear_pending_stack_adjust): Likewise.
11394 * print-tree.c (print_node): Ignore DECL_INLINE.
11395 * tree-inline.c (inlinable_function_p): Likewise.
11397 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11399 * doc/extend.texi (hot attribute): Document that the hot attribute
11400 turns on -O3 for some ports.
11401 (cold attribute): Document that the cold attribute turns on -Os
11404 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11405 reflect function specific option support.
11407 * target.h (struct target_option_hooks): Add fields to say whether
11408 the cold attribute implies -Os and the hot attribute implies -O3.
11410 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11411 By default, do not turn on -Os for cold functions.
11412 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11413 not turn on -O3 for hot functions.
11415 * c-common.c (handle_hot_attribute): Use target hook to determine
11416 if hot functions should enable -O3.
11417 (handle_cold_attribute): Use target hook to determine if cold
11418 functions should enable -Os.
11420 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11421 (override_options): Move disable scheduling to
11422 optimization_options.
11423 (optimization_options): Disable scheduling here, not
11425 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11426 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11428 * config/ia64/ia64.c (ia64_override_options): Move setting
11429 scheduling flags to ia64_optimization_options.
11430 (ia64_optimization_options): Disable scheduling options here, and
11431 not in ia64_override_options.
11432 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11433 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11435 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11438 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11440 2008-07-25 Martin Jambor <mjambor@suse.cz>
11442 PR tree-optimization/36926
11443 * ipa-prop.c (ipa_analyze_call_uses): Call
11444 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11446 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11448 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11449 movv2si_internal): Add mem = reg alternative.
11451 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11454 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11455 DEFAULT_PCC_STRUCT_RETURN to 127.
11457 2008-07-24 Jan Hubicka <jh@suse.cz>
11459 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11460 (build_cgraph_edges): Likewise.
11461 * cgraph.c (cgraph_node): Do not update assembler hash.
11462 (cgraph_remove_node): Drop non-unit-at-a-time code.
11463 * tree-pass.h (pass_O0_always_inline): Remove.
11464 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11465 * toplev.c (process_options): Flag unit-at-a-time does not imply
11466 no section anchors.
11467 * cgraphunit.c: Update comments.
11468 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11469 (cgraph_assemble_pending_functions): Remove.
11470 (cgraph_reset_node): Drop non-unit-at-a-time code.
11471 (cgraph_finalize_function): Likewise.
11472 (cgraph_analyze_function): Likewise.
11473 (cgraph_finalize_compilation_unit): Likewise.
11474 (cgraph_expand_function): Likewise.
11475 (cgraph_optimize): Likesise.
11476 (save_inline_function_body): Likewise.
11477 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11478 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11479 * ipa-inline.c: Update comments.
11480 (enum inlining_mode): remove INLINE_SPEED.
11481 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11482 (cgraph_mark_inline_edge): Likewise.
11483 (try_inline): Likewise.
11484 (cgraph_decide_inlining_incrementally): Likewise.
11485 (cgraph_gate_inlining): Remove.
11486 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11487 (cgraph_gate_early_inlining): Likewise.
11488 (gate_inline_passes): Remove.
11489 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11490 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11491 pass_O0_always_inline): Remove.
11492 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11493 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11494 * opts.c (no_unit_at_a_time_default): Remove.
11495 (decode_options): Remove flag_unit_at_a_time reset and warning.
11496 * opts.h (no_unit_at_a_time_default): Remove.
11497 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11498 early in GNU dialect.
11499 (merge_decls): Update comment; drop unit-at-a-time check.
11500 (finish_decl): Likewise.
11501 (grok_declaration): Remove flag_inline_trees code.
11502 (finish_functions): Return on function returning non-void on all
11504 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11505 * cfgexpand.c (expand_one_static_var): Remove.
11506 (expand_one_var): Remove expand_one_static_var call.
11507 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11508 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11509 and flag_unit_at_a-time compatibility checks.
11510 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11511 * tree-inline.c (flag_inline_trees): Remove.
11512 (inlinable_function_p): Don't check it.
11513 (expand_call_inline): Remove non-unit-at-a-time code.
11514 * tree-inline.h (flag_inline_trees): Remove.
11515 * tree-optimize.c (execute_early_local_optimizations): Remove
11516 unit-at-a-time checks.
11517 (tree_rest_of_compilation): Likewise.
11518 * combine.c (setup_incoming_promotions): Likewise.
11519 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11520 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11521 * passes.c (pass_inline_parameters): Update comments; remove
11522 O0_alwaysinline pass.
11523 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11524 (execute_one_pass): Likewise.
11525 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11526 (ix86_function_sseregparm): Likewise.
11527 * arm.c (arm_function_in_section_p): Likewise.
11528 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11529 * varpool.c: Update comments.
11530 (decide_is_variable_needed): Remove unit-at-a-time checks.
11531 (varpool_finalize_decl): Likewise.
11533 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11535 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11536 to 2 instead of -1.
11537 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11539 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11541 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11542 imp symbol extension.
11544 2008-07-23 Ian Lance Taylor <iant@google.com>
11546 * tree-vrp.c (infer_value_range): Ignore asm statements when
11547 looking for memory accesses for -fdelete-null-pointer-checks.
11549 2008-07-24 Ben Elliston <bje@au.ibm.com>
11551 * config/spu/spu-c.c (__vector_keyword): New variable.
11552 (vector_keyword): Likewise.
11553 (spu_categorize_keyword): New function.
11554 (spu_macro_to_expand): Likewise.
11555 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11556 compiling an ISO C dialect.
11558 2008-07-24 Ben Elliston <bje@au.ibm.com>
11560 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11561 conventional usage.
11563 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11565 * configure: Regenerate.
11566 * configure.ac: Require texinfo 4.7.
11567 * doc/install.texi: Document texinfo 4.7 requirement.
11569 2008-07-23 Martin Jambor <mjambor@suse.cz>
11571 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11572 rather than for DECL_SAVED_TREE.
11573 * ipa-prop.c: Include diagnostic.h.
11574 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11576 (ipa_detect_param_modifications): Function rewritten from scratch.
11577 (ipa_compute_jump_functions): Changed accesses to modification flags.
11578 (ipa_free_node_params_substructures): Update flags destruction.
11579 (ipa_node_duplication_hook): Update flags duplication.
11580 (ipa_print_all_params_modified): Updated flag access.
11581 * ipa-prop.h (struct ipa_param_flags): New structure.
11582 (struct ipa_node_params): New field modification_analysis_done,
11583 modified_flags changed into param_flags.
11584 (ipa_is_ith_param_modified): Changed to use new flags.
11585 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11587 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11588 ipa-cp.c and split into two functions.
11589 (ipa_print_node_jump_functions): New function.
11590 (compute_scalar_jump_functions): New function.
11591 (type_like_member_ptr_p): New function.
11592 (compute_pass_through_member_ptrs): New function.
11593 (fill_member_ptr_cst_jump_function): New function.
11594 (determine_cst_member_ptr): New function.
11595 (compute_cst_member_ptr_arguments): New function.
11596 (ipa_compute_jump_functions): Complete rewrite.
11597 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11598 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11599 (struct ipa_member_ptr_cst): New structure.
11600 (union jump_func_value): New field member_cst.
11601 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11602 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11603 jump function types.
11604 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11605 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11606 instead of ipcp_print_all_jump_functions.
11607 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11608 only for replacable scalars.
11610 * doc/invoke.texi (Optimize options): Add description of
11611 -findirect-inlining.
11612 * common.opt (flag_indirect_inlining): New flag.
11613 * opts.c (decode_options): Set flag_indirect_inlining when
11616 * ipa-inline.c: Include ipa-prop.h.
11617 (inline_indirect_intraprocedural_analysis): New function.
11618 (inline_generate_summary): Allocate parameter and argument info
11619 structures, call inline_indirect_intraprocedural_analysis on each
11620 node when doing indirect inlining and deallocate indirect inlining
11621 data structures in the end.
11622 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11623 (free_all_ipa_structures_after_iinln): New function.
11624 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11626 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11628 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11629 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11630 of computing the frequency separately.
11631 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11632 of computing the frequency separately.
11633 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11634 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11635 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11636 (ipa_get_stmt_member_ptr_load_param): New function.
11637 (ipa_is_ssa_with_stmt_def): New function.
11638 (ipa_note_param_call): New function.
11639 (ipa_analyze_call_uses): New function.
11640 (ipa_analyze_stmt_uses): New function.
11641 (ipa_analyze_params_uses): New function.
11642 (ipa_free_node_params_substructures): Also free the param_calls linked
11644 (ipa_node_duplication_hook): Also duplicate the param_calls
11646 (ipa_print_node_param_flags): New function.
11647 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11648 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11649 * ipa-prop.h (struct ipa_param_flags): New field called.
11650 (struct ipa_param_call_note): New structure.
11651 (struct ipa_node_params): New fields param_calls and
11652 uses_analysis_done.
11653 (ipa_is_ith_param_called): New function.
11654 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11655 ipa_analyze_params_uses and dump parameter flags.
11657 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11658 ipa_propagate_indirect_call_infos if performing indirect inlining,
11659 pass a new parameter new_edges to it.
11660 (add_new_edges_to_heap): New fucntion.
11661 (cgraph_decide_inlining_of_small_functions): New vector
11662 new_indirect_edges for newly found indirect edges , call
11663 ipa_propagate_indirect_call_infos after inlining.
11664 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11665 inlining if performing indirect inlining. Call
11666 free_all_ipa_structures_after_iinln when doing so too.
11667 (inline_generate_summary): Do not call
11668 free_all_ipa_structures_after_iinln here.
11669 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11670 (print_edge_addition_message): New function.
11671 (update_call_notes_after_inlining): New function.
11672 (propagate_info_to_inlined_callees): New function.
11673 (ipa_propagate_indirect_call_infos): New function.
11674 * ipa-prop.h: Include cgraph.h
11675 (struct ipa_param_call_note): Fields reordered, new field processed.
11676 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11677 flag indirect_call.
11678 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11679 rediscovered call statements.
11680 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11681 (dump_cgraph_node): Dump also the indirect_call flag.
11682 (cgraph_clone_edge): Copy also the indirect_call flag.
11683 * tree-inline.c (copy_bb): Do not check for fndecls from call
11684 expressions, check for edge availability when moving clones.
11685 (get_indirect_callee_fndecl): New function.
11686 (expand_call_inline): If callee declaration is not apprent from
11687 the statement, try calling get_indirect_callee_fndecl. Do not
11688 issue warnings or call sorry when not inlinings an indirect edge.
11689 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11691 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11692 bit more frandly to matching.
11693 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11694 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11695 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11697 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11700 * opth-gen.awk: Suppress function specific features when building
11702 * optc-gen.awk: Ditto.
11704 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11707 * diagnostic.c (pedwarn): Add opt parameter.
11709 * c-tree.h (pedwarn_init): Add opt parameter.
11710 (pedwarn_c90): Likewise.
11711 (pedwarn_c99): Likewise.
11712 * c-errors.c (pedwarn_c99): Likewise.
11713 (pedwarn_c90): Likewise.
11714 * toplev.h (pedwarn): Update declaration.
11715 (pedwarn0): Declare.
11716 * c-lex.c: All calls to pedwarn changed.
11717 * builtins.c: All calls to pedwarn changed.
11718 * toplev.c: All calls to pedwarn changed.
11719 * c-decl.c: All calls to pedwarn changed.
11720 * c-typeck.c: All calls to pedwarn changed.
11721 * c-common.c: All calls to pedwarn changed.
11722 * c-parser.c: All calls to pedwarn changed.
11724 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11725 Karthik Kumar <karthikkumar@gmail.com>
11727 * attribs.c (file scope): Include c-common.h.
11728 (decl_attributes): Add support for #pragma GCC optimize and
11729 #pragma GCC option.
11731 * targhooks.c (default_can_inline_p): New function that is the
11732 default for the TARGET_CAN_INLINE_P target hook.
11734 * targhooks.h (default_can_inline_p): Add declaration.
11736 * tree.c (cl_optimization_node): New static tree for building
11737 OPTIMIZATION_NODE tree.
11738 (cl_target_option_node): New static tree for building
11739 TARGET_OPTION_NODE tree.
11740 (cl_option_hash_table): New hash table for hashing
11741 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11742 (cl_option_hash_hash): New function to provide the hash value for
11743 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11744 (cl_option_hash_eq): New function to provide an equality test for
11745 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11746 (tree_code_size): Add support for OPTIMIZATION_NODE and
11747 TARGET_OPTION_NODE trees.
11748 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11749 TARGET_OPTION_NODE trees.
11750 (build_optimization_node): Build a tree that has all of the
11751 current optimization options.
11752 (build_target_option_node): Build a tree that has the target
11753 options that might be changed on a per function basis.
11755 * tree.h (file scope): Include options.h.
11756 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11757 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11758 (TREE_OPTIMIZATION): Ditto.
11759 (TREE_TARGET_SPECIFIC): Ditto.
11760 (struct tree_function_decl): Add fields for remembering the
11761 current optimization options and target specific options.
11762 (struct tree_optimization_option): New tree variant that remembers
11763 the optimization options.
11764 (struct tree_target_option): New tree variant that remembers the
11765 target specific flags that might change for compiling a particular
11767 (union tree_node): Include tree_optimization_option and
11768 tree_target_option fields.
11769 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11770 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11771 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11772 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11773 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11774 optimization and target options.
11775 (optimization_default_node): New macro to refer to global_trees
11777 (optimization_current_node): Ditto.
11778 (optimization_cold_node): Ditto.
11779 (optimization_hot_node): Ditto.
11780 (target_option_default_node): Ditto.
11781 (target_option_current_node): Ditto.
11782 (current_option_pragma): Ditto.
11783 (current_optimize_pragma): Ditto.
11785 * target.h (struct gcc_target): Add valid_option_attribute_p,
11786 target_option_save, target_option_restore, target_option_print,
11787 target_option_pragma_parse, and can_inline_p hooks.
11789 * toplev.h (parse_optimize_options): Add declaration.
11790 (fast_math_flags_struct_set_p): Ditto.
11792 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11793 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11796 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11797 tree_can_inline_p hook to see if one function can inline another.
11798 (cgraph_decide_inlining): Ditto.
11799 (cgraph_decide_inlining_incrementally): Ditto.
11801 * opts.c (decode_options): Add support for running multiple times
11802 to allow functions with different target or optimization options
11803 than was specified on the command line.
11804 (fast_math_flags_struct_set_p): New function that is similar to
11805 fast_math_flags_set_p, except it uses the values in the
11806 cl_optimization structure instead of global variables.
11808 * optc-gen.awk: Add support for TargetSave to allow a back end to
11809 declare new fields that need to be saved when using function
11810 specific options. Include flags.h and target.h in the options.c
11811 source. Add support for Save to indicate which options can be set
11812 for individual functions. Generate cl_optimize_save,
11813 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11814 cl_target_option_restore, cl_target_option_print functions to
11815 allow functions to use different optimization or target options.
11817 * opt-functions.awk (var_type_struct): Return the type used for
11818 storing the field in a structure.
11820 * opth-gen.awk: Add support for TargetSave to allow a back end to
11821 declare new fields that need to be saved when using function
11822 specific options. Add support for Save to indicate which options
11823 can be set for individual functions. Only generate one extern for
11824 Mask fields. Generate cl_optimization and cl_target_option
11825 structures to remember optimization and target options.
11827 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11828 collecting new tree nodes.
11829 (TS_TARGET_OPTION): Ditto.
11831 * c-decl.c (merge_decls): Merge function specific target and
11832 optimization options.
11834 * function.c (invoke_set_current_function_hook): If the function
11835 uses different optimization options, change the global variables
11838 * coretypes.h (struct cl_optimization): Add forward reference.
11839 (struct cl_target_option): Ditto.
11841 * c-pragma.c (option_stack): New static vector to remember the
11842 current #pragma GCC option stack.
11843 (handle_pragma_option): New function to support #pragma GCC option
11844 to change target options.
11845 (optimize_stack): New static vector to remember the current
11846 #pragma GCC optimize stack.
11847 (handle_pragma_optimize): New function to support #pragma GCC
11848 optimize to change optimization options.
11849 (init_pragma): Add support for #pragma GCC optimize and #pragma
11852 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11853 optimization options.
11854 (TARGET_OPTION_NODE): New tree code for remembering certain target
11857 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11858 TARGET_OPTION_NODE trees.
11860 * common.opt (-O): Add Optimization flag.
11862 (-fmath-errno): Ditto.
11863 (-falign-functions): Add UInteger flag to make sure flag gets full
11864 int in cl_optimization structure.
11865 (-falign-jumps): Ditto.
11866 (-falign-labels): Ditto.
11867 (-falign-loops): Ditto.
11868 (-fsched-stalled-insns): Ditto.
11869 (-fsched-stalled-insns-dep): Ditto.
11871 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11873 (TARGET_OPTION_SAVE): Ditto.
11874 (TARGET_OPTION_RESTORE): Ditto.
11875 (TARGET_OPTION_PRINT): Ditto.
11876 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11877 (TARGET_CAN_INLINE_P): Ditto.
11878 (TARGET_INITIALIZER): Add new hooks.
11880 * tree-inline.c (tree_can_inline_p): New function to determine
11881 whether one function can inline another. Check if the functions
11882 use compatible optimization options, and also call the backend
11885 * tree-inline.h (tree_can_inline_p): Add declaration.
11887 * c-common.c (c_common_attribute): Add support for option and
11888 optimize attributes.
11889 (handle_option_attribute): Add support for the option attribute to
11890 allow the user to specify different target options for compiling a
11892 (handle_optimize_attribute): Add support for the optimize
11893 attribute to allow the user to specify different optimization
11894 options for compiling a specific function.
11895 (handle_hot_attribute): Turn on -O3 optimization for this one
11896 function if it isn't the default optimization level.
11897 (handle_cold_attribute): Turn on -Os optimization for this one
11898 function if it insn't the default optimization.
11899 (const_char_p): New const char * typedef.
11900 (optimize_args): New static vector to remember the optimization
11902 (parse_optimize_options): New function to set up the optimization
11903 arguments from either the optimize attribute or #pragma GCC optimize.
11905 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11906 (builtin_define_std): Ditto.
11908 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11909 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11910 (x86_64-*-*): Ditto.
11912 * Makefile.in (TREE_H): Add options.h.
11913 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11915 * doc/extend.texi (option attribute): Document new attribute.
11916 (optimize attribute): Ditto.
11917 (hot attribute): Document hot attribute sets -O3.
11918 (cold attribute): Document cold attribute sets -Os.
11919 (#pragma GCC option): Document new pragma.
11920 (#pragma GCC optimize): Ditto.
11922 * doc/options.texi (TargetSave): Document TargetSave syntax.
11923 (UInteger): Document UInteger must be used for certain flags.
11924 (Save): Document Save option to create target specific options
11925 that can be saved/restored on a function specific context.
11927 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11928 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11930 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11931 (TARGET_OPTION_SAVE): Ditto.
11932 (TARGET_OPTION_RESTORE): Ditto.
11933 (TARGET_OPTION_PRINT): Ditto.
11934 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11935 (TARGET_CAN_INLINE_P): Ditto.
11937 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
11939 (-mfpmath=both): Ditto.
11941 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11942 Karthik Kumar <karthikkumar@gmail.com>
11944 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
11945 (TARGET_POPCNT): Ditto.
11946 (TARGET_SAHF): Ditto.
11947 (TARGET_AES): Ditto.
11948 (TARGET_PCLMUL): Ditto.
11949 (TARGET_CMPXCHG16B): Ditto.
11950 (TARGET_RECIP): Move switch into target_flags.
11951 (TARGET_FUSED_MADD): Ditto.
11952 (ix86_arch_features): Make an unsigned char type.
11953 (ix86_tune_features): Ditto.
11954 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
11955 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
11956 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
11958 * config/i386/i386.opt (arch): New TargetSave field to define
11959 fields that need to be saved for function specific option support.
11962 (branch_cost): Ditto.
11963 (ix86_isa_flags_explicit): Ditto.
11964 (tune_defaulted): Ditto.
11965 (arch_specified): Ditto.
11966 (-m128-long-double): Add Save flag to save option for target
11967 specific option support.
11969 (-maccumulate-outgoing-args): Ditto.
11970 (-malign-double): Ditto.
11971 (-malign-stringops): Ditto.
11972 (-mfancy-math-387): Ditto.
11973 (-mhard-float): Ditto.
11974 (-mieee-fp): Ditto.
11975 (-minline-all-stringops): Ditto.
11976 (-minline-stringops-dynamically): Ditto.
11977 (-mms-bitfields): Ditto.
11978 (-mno-align-stringops): Ditto.
11979 (-mno-fancy-math-387): Ditto.
11980 (-mno-push-args): Ditto.
11981 (-mno-red-zone): Ditto.
11982 (-mpush-args): Ditto.
11983 (-mred-zone): Ditto.
11985 (-msseregparm): Ditto.
11986 (-mstack-arg-probe): Ditto.
11998 (-mno-sse4): Ditto.
12001 (-mrecip): Move flag into target_flags.
12003 (-mno-fused-madd): Ditto.
12004 (-mfused-madd): Ditto.
12005 (-mabm): Move flag into ix86_isa_flags.
12012 * config/i386/i386-c.c: New file for #pragma support.
12013 (ix86_target_macros_internal): New function to #define or #undef
12014 target macros based when the user uses the #pragma GCC option to
12015 change target options.
12016 (ix86_pragma_option_parse): New function to add #pragma GCC option
12018 (ix86_target_macros): Move defining the target macros here from
12019 TARGET_CPU_CPP_BUILTINS in i386.h.
12020 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12021 defined, initialize any subtarget #pragmas.
12023 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12024 REGISTER_TARGET_PRAGMAS.
12026 * config/i386/t-i386: New file for x86 dependencies.
12027 (i386.o): Make dependencies mirror the include files used.
12028 (i386-c.o): New file, add dependencies.
12030 * config/i386/i386-protos.h (override_options): Add bool argument.
12031 (ix86_valid_option_attribute_tree): Add declaration.
12032 (ix86_target_macros): Ditto.
12033 (ix86_register_macros): Ditto.
12035 * config/i386/i386.c (ix86_tune_features): Move initialization of
12036 the target masks to initial_ix86_tune_features to allow functions
12037 to have different target options. Make type unsigned char,
12038 instead of unsigned int.
12039 (initial_ix86_tune_features): New static vector to hold processor
12040 masks for the tune variables.
12041 (ix86_arch_features): Move initialization of the target masks to
12042 initial_ix86_arch_features to allow functions to have different
12043 target options. Make type unsigned char, instead of unsigned int.
12044 (initial_ix86_arch_features): New static vector to hold processor
12045 masks for the arch variables.
12046 (enum ix86_function_specific_strings): New enum to describe the
12047 string options used for attribute((option(...))).
12048 (ix86_target_string): New function to return a string that
12049 describes the target options.
12050 (ix86_debug_options): New function to print the current options in
12052 (ix86_function_specific_save): New function hook to save the
12053 function specific global variables in the cl_target_option structure.
12054 (ix86_function_specific_restore): New function hook to restore the
12055 function specific variables from the cl_target_option structure to
12056 the global variables.
12057 (ix86_function_specific_print): New function hook to print the
12058 target specific options in the cl_target_option structure.
12059 (ix86_valid_option_attribute_p): New function hook to validate
12060 attribute((option(...))) arguments.
12061 (ix86_valid_option_attribute_tree): New function that is common
12062 code between attribute((option(...))) and #pragma GCC option
12063 support that parses the options and returns a tree holding the options.
12064 (ix86_valid_option_attribute_inner_p): New helper function for
12065 ix86_valid_option_attribute_tree.
12066 (ix86_can_inline_p): New function hook to decide if one function
12067 can inline another on a target specific basis.
12068 (ix86_set_current_function); New function hook to switch target
12069 options if the user used attribute((option(...))) or #pragma GCC
12071 (ix86_tune_defaulted): Move to static file scope from
12073 (ix86_arch_specified): Ditto.
12074 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12076 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12077 (OPTION_MASK_ISA_ABM_SET): Ditto.
12078 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12079 (OPTION_MASK_ISA_CX16_SET): Ditto.
12080 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12081 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12082 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12083 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12084 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12085 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12086 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12087 (struct ptt): Move to static file scope from override_options.
12088 (processor_target_table): Ditto.
12089 (cpu_names): Ditto.
12090 (ix86_handle_option): Add support for options that are now isa options.
12091 (override_options): Add support for declaring functions that
12092 support different target options than were specified on the
12093 command line. Move struct ptt, processor_target_table, cpu_names,
12094 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12095 Add bool argument. Fix up error messages so the appropriate error
12096 is given for either command line or attribute.
12097 (ix86_previous_fndecl): New static to remember previous function
12098 declaration to see if we need to change target options.
12099 (ix86_builtins_isa): New array to record the ISA of each builtin
12101 (def_builtin): Always create the builtin function, even if the
12102 current ISA doesn't support it.
12103 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12104 tests for those builtins.
12105 (ix86_init_builtins): Remove TARGET_MMX test for calling
12106 ix86_init_mmx_sse_builtins.
12107 (ix86_expand_builtin): If the current ISA doesn't support a given
12108 builtin, signal an error.
12109 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12110 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12111 (TARGET_OPTION_SAVE): Ditto.
12112 (TARGET_OPTION_RESTORE): Ditto.
12113 (TARGET_OPTION_PRINT): Ditto.
12114 (TARGET_CAN_INLINE_P): Ditto.
12116 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12118 * c-typeck.c (build_external_ref): Don't call assemble_external.
12119 * final.c (output_operand): Call assemble_external.
12121 2008-07-21 DJ Delorie <dj@redhat.com>
12123 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12124 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12126 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12128 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12129 original insn and splitter contents into ...
12130 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12131 flag_unsafe_math_optimizations. Add dummy scratch register.
12132 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12133 !flag_unsafe_math_optimizations. Returns number with next
12134 highest magnitude if this is still less or equal to the true
12135 quotient in magnitude.
12137 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12139 * Makefile.in: Replace toplev.h with TOPLEV_H.
12140 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12141 * c-lex.c (fe_file_change): Don't set in_system_header.
12142 * c-parser.c (c_token): Remove in_system_header.
12143 (c_lex_one_token): Don't set in_system_header.
12144 (c_parser_set_source_position_from_token): Don't set in_system_header.
12145 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12148 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12149 * flags.h (in_system_header): Remove.
12150 * function.c (saved_in_system_header): Remove.
12151 (push_cfun): Don't set in_system_header.
12152 (pop_cfun): Don't set in_system_header.
12153 (push_struct_function): Don't set in_system_header.
12154 * input.h (expanded_location): Add sysp.
12155 (in_system_header_at): New.
12156 (in_system_header): New.
12157 * toplev.c (in_system_header): Remove.
12158 * toplev.h: Include input.h
12160 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12161 * tree-ssa.c (warn_uninit): Call warning_at.
12162 (warn_uninitialized_var): Update calls to warn_uninit.
12163 (warn_uninitialized_phi): Update calls to warn_uninit.
12164 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12165 (expand_location): Initialize xloc.sysp.
12166 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12167 (tree_decl_with_vis): Remove in_system_header_flag.
12169 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12172 * recog.c (asm_operand_ok): Change the order of the extra
12173 memory constraint checks.
12175 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12178 * tree-switch-conversion.c (build_one_array): Call
12179 varpool_mark_needed_node and varpool_finalize_decl
12180 instead of assemble_variable.
12182 2008-07-19 Jan Hubicka <jh@suse.cz>
12184 * cgraph.c (cgraph_add_new_function): Do early local passes.
12185 * tree-nrv.c (gate_pass_return_slot): New gate.
12186 (pass_nrv): Add the gate.
12187 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12189 (coalesce_ssa_name): Coalesce SSA names.
12190 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12191 not optimizing so unused user vars remains visible.
12192 * common.opt (flag_tree_ter): Always enable by default.
12193 * tree-ssa-ter.c: Include flags.h
12194 (is_replaceable_p): Check that locations match; when aliasing
12195 is missing be conservative about loads.
12196 * tree-optimize.c (gate_init_datastructures): Remove.
12197 (pass_init_datastructures): New.
12198 * passes.c: Reorder passes so we always go into SSA.
12200 2008-07-19 Jan Hubicka <jh@suse.cz>
12202 * doc/extend.texi (flatten attribute): Remove note about
12204 * doc/invoke.texi (--combine): Likewise.
12205 (-finline-functions-called-once): Update levels when enabled.
12206 (-funit-at-a-time): Document new behaviour.
12207 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12208 -fno-section-anchors when disabled explicitly.
12209 (inline params): They are not ignored now.
12210 (precompiled headers): Remove unit-at-a-time as being incompatible.
12211 * opts.c (decode_options): Handle unit-at-a-time as alias;
12212 imply -fno-section-anchors when toplevel reorder is disabled
12214 * common.opt (ftoplevel-reorder): Set default value to 2.
12215 (funit-at-a-time): Set default value to 1.
12216 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12219 2008-07-19 Jan Hubicka <jh@suse.cz>
12221 * builtins.c (expand_builtin_int_roundingfn,
12222 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12225 2008-07-19 Richard Guenther <rguenther@suse.de>
12228 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12229 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12230 * tree-ssa-pre.c (get_expr_value_id): For newly created
12231 constant value-ids make sure to add the expression to its
12234 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12236 PR middle-end/36877
12237 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12238 return value of the builtin is ignored.
12240 2008-07-19 Olivier Hainque <hainque@adacore.com>
12242 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12243 bits, a C conformant malloc implementation has to provide.
12244 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12246 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12250 * reload.c (find_reloads_subreg_address): Only reload address if
12251 reloaded == 0, not for reloaded != 1.
12254 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12255 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12256 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12257 m32c_legitimize_reload_address.
12259 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12260 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12261 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12263 2008-07-19 Olivier Hainque <hainque@adacore.com>
12265 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12266 argument, saying whether nested array are to be collapsed
12267 into a single array type DIE with multiple subscripts.
12268 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12269 issues, centralize the nested array types collapsing control and
12270 disable the transformation for Ada.
12272 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12275 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12277 (x86_64_shift_adj_2): New expander.
12278 (x86_64_shift_adj_3): Ditto.
12279 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12280 to split TImode operands.
12281 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12282 (ix86_split_lshr): Ditto.
12284 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12286 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12287 and __CHAR32_TYPE__.
12288 * c-typeck.c (digest_init): Support char16_t and char32_t.
12289 (set_nonincremental_init_from_string): Idem.
12291 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12293 PR middle-end/36859
12294 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12295 PREFERRED_STACK_BOUNDARY.
12296 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12298 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12300 PR middle-end/36858
12301 * function.c (locate_and_pad_parm): Cap boundary earlier.
12303 2008-07-17 Julian Brown <julian@codesourcery.com>
12305 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12306 no-op for targets which don't use DLLs.
12308 2008-07-17 Martin Jambor <mjambor@suse.cz>
12310 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12311 that nodes are relevant by examining the node->analyzed flag.
12312 (ipcp_init_stage): Check which nodes are relevant, assert that the
12313 relevant ones are also required.
12314 (ipcp_propagate_stage): Check on the side arrays are properly
12316 (ipcp_print_all_jump_functions): Make sure not to touch any node
12317 that is not analyzed or an edge that does not have a corresponding
12318 entry in the on-the-side vectors.
12319 (ipcp_function_scale_print): Likewise.
12320 (ipcp_update_callgraph): Check that the node is relevant.
12321 (ipcp_insert_stage): Check that the node is relevant. Check there is
12322 an info for every node and edge.
12323 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12324 (ipa_print_all_tree_maps): Likewise and a new variable info.
12325 (ipa_print_all_params_modified): Likewise.
12326 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12328 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12331 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12333 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12335 PR rtl-optimization/36753
12336 * fwprop.c (use_killed_between): Don't shortcut
12337 single-definition global registers.
12339 2008-07-16 Jan Hubicka <jh@suse.cz>
12341 * cgraph.h (varpool_empty_needed_queue): Declare.
12342 * cgraphunit.c (output_in_order): Mark all variables as needed;
12344 * varpool.c (varpool_assemble_node): Update debug queue.
12345 (varpool_assemble_pending_decls): Don't do it here.
12346 (varpool_empty_needed_queue): New function.
12348 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12350 * recog.c (peephole2_optimize): Fix formatting.
12352 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12354 * c-pch.c (get_ident): Avoid C++ keywords.
12355 * combine-stack-adj.c (single_set_for_csa): Likewise.
12356 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12357 output_asm_insn): Likewise.
12358 * reload.c (push_secondary_reload, find_reusable_reload,
12359 push_reload, combine_reloads, find_reloads,
12360 debug_reload_to_stream): Likewise.
12361 * reload.h (struct reload): Likewise.
12362 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12363 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12364 emit_output_reload_insns): Likewise.
12365 * targhooks.c (default_secondary_reload): Likewise.
12366 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12368 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12370 * recog.c (validate_change_1, validate_change,
12371 validate_unshare_change, validate_replace_rtx_1, struct
12372 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12374 * reload.c (push_secondary_reload, secondary_reload_class,
12375 scratch_reload_class, find_valid_class, find_reusable_reload,
12376 push_reload, find_dummy_reload, find_reloads_address_1,
12377 find_reloads_address_part, find_equiv_reg): Likewise.
12378 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12379 choose_reload_regs): Likewise.
12380 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12382 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12383 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12384 * sched-rgn.c (concat_INSN_LIST): Likewise.
12385 * stor-layout.c (mode_for_size, mode_for_size_tree,
12386 smallest_mode_for_size): Likewise.
12388 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12390 * cfg.c (dump_reg_info): Avoid C++ keywords.
12391 * dwarf2asm.c (dw2_force_const_mem,
12392 dw2_asm_output_encoded_addr_rtx): Likewise.
12393 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12394 * expmed.c (expand_shift): Likewise.
12395 * global.c (find_reg): Likewise.
12396 * graph.c (draw_edge): Likewise.
12397 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12398 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12399 widen_clz, widen_bswap, expand_parity, expand_unop,
12400 emit_cmp_and_jump_insn_1): Likewise.
12401 * postreload.c (reload_cse_simplify_operands): Likewise.
12402 * ra.h (add_neighbor): Likewise.
12403 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12404 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12405 record_reg_classes, copy_cost, record_address_regs,
12406 invalid_mode_change_p): Likewise.
12407 * regrename.c (regrename_optimize, scan_rtx_reg,
12408 dump_def_use_chain, find_oldest_value_reg,
12409 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12411 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12413 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12414 MASK_POWERPC64 for power4 in previous commit.
12416 2008-07-16 Olivier Hainque <hainque@adacore.com>
12418 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12419 instead of bare conversion to cast const-ness away.
12421 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12423 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12424 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12425 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12426 (TARGET_FUNCTION_VALUE): Define.
12428 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12430 * config/rs6000/rs6000.c (processor_target_table): Add
12431 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12433 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12436 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12437 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12438 m32c_legitimize_reload_address.
12440 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12442 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12443 DECL_IN_SYSTEM_HEADER in sync.
12445 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12447 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12448 * tree-ssa-pre.c (pre_expr_eq): Ditto
12449 (get_constant_for_value_id): Take a type as an argument.
12450 (fully_constant_expression): Pass in type.
12451 (find_or_generate_expression): Short circuit constant case.
12452 (create_expression_by_pieces): Remove special casing of
12454 (do_regular_insertion): Short circuit constant case.
12455 (do_partial_partial_insertion): Ditto.
12457 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12460 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12462 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12464 * config/xtensa/libgcc-xtensa.ver: New file.
12465 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12467 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12469 * df-problems.c (df_set_note): Avoid C++ keywords.
12470 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12471 * dse.c (record_store, remove_useless_values): Likewise.
12472 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12473 gen_reg_rtx_offset, operand_subword, change_address_1,
12474 change_address, adjust_address_1, offset_address,
12475 widen_memory_access, emit_copy_of_insn_after): Likewise.
12476 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12477 * fwprop.c (should_replace_address, propagate_rtx_1,
12478 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12480 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12481 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12482 * lcm.c (compute_insert_delete, pre_edge_lcm,
12483 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12484 * lower-subreg.c (resolve_reg_notes): Likewise.
12485 * mode-switching.c (optimize_mode_switching): Likewise.
12487 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12489 * bt-load.c (add_btr_def, migrate_btr_def,
12490 branch_target_load_optimize): Avoid C++ keywords.
12491 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12493 * combine.c (subst, simplify_set, make_extraction,
12494 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12495 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12496 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12498 2008-07-15 Richard Guenther <rguenther@suse.de>
12500 PR middle-end/36369
12501 * c-common.c (strict_aliasing_warning): Do not warn for
12502 TYPE_REF_CAN_ALIAS_ALL pointers.
12503 (c_common_get_alias_set): may_alias types are not special.
12504 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12505 attribute and set can_ref_all accordingly.
12506 (build_reference_type_for_mode): Likewise.
12507 * doc/extend.texi (may_alias): Clarify.
12509 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12512 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12513 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12515 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12518 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12519 gcc_assert, instead call output_operand_lossage.
12521 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12523 * builtins.c (std_canonical_va_list): Treat structure based
12526 2008-07-15 Ben Elliston <bje@au.ibm.com>
12528 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12530 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12532 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12535 2008-07-14 Jan Hubicka <jh@suse.cz>
12537 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12538 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12539 fix predicates and constraints.
12540 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12541 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12543 2008-07-14 Doug Kwan <dougkwan@google.com>
12545 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12546 additional option file arm/eabi.opt.
12547 * config/arm/eabi.h (File): New configuration file for EABI targets.
12548 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12549 SUBSUBTARGET_EXTRA_SPECS.
12550 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12551 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12552 from STARTFILE_SPEC so that it can be referenced in an override.
12553 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12554 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12555 can be referenced in an override.
12556 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12557 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12558 so that it can be referenced in an override.
12559 (LINK_SPEC): Use BPABI_LINK_SPEC.
12560 * config/arm/eabi.opt (File): New.
12562 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12564 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12565 (FIXED_VALUE_H): New variable.
12566 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12567 input.h, fixed-value.h.
12568 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12569 (BASIC_BLOCK_H): Use $(BITMAP_H).
12570 (FUNCTION_H): Add varray.h.
12571 (IPA_REFERENCE_H): Use $(BITMAP_H).
12572 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12573 (DF_H): Use $(BITMAP_H).
12574 (GGC_H): Add statistics.h.
12575 (INSN_ADDR_H): New.
12576 (INSN_ATTR_H): Use it.
12577 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12579 (SYMTAB_H): Add $(OBSTACK_H).
12580 (CPP_INTERNAL_H): New.
12581 (TREE_DUMP_H): Add tree-pass.h.
12582 (TREE_FLOW_H): Use $(BITMAP_H)
12583 (PRETTY_PRINT_H): Use $(INPUT_H).
12584 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12587 (many object files): Fix lots of header dependencies throughout.
12589 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12591 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12593 (s-gtyp-input): Use them to write tmp-gi.list.
12594 (echo_to_gi.list): Remove.
12596 2008-07-14 Richard Guenther <rguenther@suse.de>
12598 * tree-ssa-sccvn.c (pre_info): Remove.
12599 (switch_to_PRE_table): Likewise.
12600 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12601 (set_hashtable_value_ids): Do not create value-ids for the
12603 (run_scc_vn): Remove double test. Remove bogus special-case
12604 in value-number printing.
12605 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12606 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12608 * tree-flow-inline.h (get_value_handle): Remove.
12609 * tree-flow.h (get_value_handle): Remove.
12611 2008-07-14 Martin Jambor <mjambor@suse.cz>
12613 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12614 in which we generate arithmetics is not a subrange.
12616 2008-07-14 Martin Jambor <mjambor@suse.cz>
12618 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12620 2008-07-14 Richard Guenther <rguenther@suse.de>
12622 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12624 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12627 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12628 reload for symbol refs moved to r0 with -fPIC.
12629 (legitimize_pic_address): Use the target register as temporary
12631 (emit_symbolic_move): Adjust comment.
12632 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12635 2008-07-14 Ben Elliston <bje@au.ibm.com>
12637 * c-common.h (C_CPP_HASHNODE): New macro.
12638 * coretypes.h (struct cpp_token): Forward declare.
12639 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12640 the context-sensitive keyword method.
12641 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12642 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12643 expand_bool_pixel): New.
12644 (altivec_categorize_keyword): New function.
12645 (init_vector_keywords): New function.
12646 (rs6000_macro_to_expand): Likewise.
12647 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12648 compiling an ISO C dialect.
12650 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12652 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12653 (create_expression_by_pieces): Fix typo.
12654 (do_regular_insertion): Use debug counter here too.
12656 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12659 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12660 CONST_OK_FOR_LETTER_P. All port-local users changed.
12661 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12662 implement Kp matching power-of-two.
12663 (CONSTRAINT_LEN): Define to match.
12664 * config/cris/cris.md: Replace all use of constraint K with Kc.
12665 ("*btst*): Use Kp for operand 0 of last alternative.
12667 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12670 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12673 2008-07-13 Jan Hubicka <jh@suse.cz>
12675 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12678 2008-07-13 Richard Guenther <rguenther@suse.de>
12680 PR middle-end/36811
12681 * langhooks.c (lhd_print_error_function): Deal with recursive
12684 2008-07-12 Jan Hubicka <jh@suse.cz>
12686 * cgraph.c (assembler_name_hash): New static var.
12687 (hash_node_by_assembler_name, eq_assembler_name): New.
12688 (cgraph_node_for_asm): Use hashtable.
12689 (cgraph_remove_node): Maintain hashtable.
12690 (change_decl_assembler_name): Sanity check that names are not changing
12691 after aliasing was processed.
12692 * cgraph.h (varpoon_node): Add next GGC marker.
12693 * tree.c (decl_assembler_name_equal): Constify.
12694 (decl_assembler_name_hash): New.
12695 * tree.h (decl_assembler_name_equal): Constify.
12696 (decl_assembler_name_hash): Update.
12698 2008-07-12 David Daney <ddaney@avtrex.com>
12700 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12701 sb1 and r5000 cpus.
12703 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12705 * doc/md.texi: Document the MIPS "v" constraint.
12706 * config/mips/mips.h (reg_class): Revert last change.
12707 (REG_CLASS_NAMES): Likewise.
12708 (REG_CLASS_CONTENTS): Likewise.
12709 * config/mips/mips.c (mips_regno_to_class): Likewise.
12710 * config/mips/constraints.md (v): Likewise, but add documentation.
12711 Add a comment to say that this constraint should not be used in
12714 2008-07-11 DJ Delorie <dj@redhat.com>
12716 * config/h8300/h8300.md (length): Fix branch offset limit.
12718 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12720 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12721 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12722 (avr_hard_regno_scratch_ok): New function.
12723 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12724 * config/avr/avr.md (all peepholes that request a scratch register):
12725 Remove avr_peep2_scratch_safe use.
12727 2008-07-11 Tom Tromey <tromey@redhat.com>
12728 Ian Lance Taylor <iant@google.com>
12730 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12731 (struct c_common_resword): Define.
12732 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12733 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12734 (c_common_reswords, num_c_common_reswords): Declare.
12735 * c-common.c (c_common_reswords): New global const array.
12736 (num_c_common_reswords): New const int.
12737 * c-parser.c (struct resword, reswords): Don't define.
12738 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12739 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12740 than reswords. If warning about C++ keywords, give them a special
12742 (c_lex_one_token): Warn about C++ keywords. Call
12743 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12744 (c_parser_external_declaration): Look for RID_xxx rather than
12745 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12746 (c_parser_statement_after_labels): Likewise.
12747 (c_parser_objc_class_instance_variables): Likewise.
12748 (c_parser_objc_class_declaration): Likewise.
12749 (c_parser_objc_try_catch_statement): Likewise.
12750 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12751 (declspecs_add_type): Likewise.
12753 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12755 * ggc-page.c (alloc_page):
12756 Substituting xmalloc, xcalloc with
12757 XNEWVEC and XCNEWVAR macros which add the
12760 2008-07-11 Richard Guenther <rguenther@suse.de>
12762 PR tree-optimization/36765
12763 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12764 aliases from HEAP vars to SMTs.
12766 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12768 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12769 * configure.ac (loose_warn): Move -Wc++-compat from here...
12770 (strict_warn): ...to here.
12771 * configure: Regenerate.
12773 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12775 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12776 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12777 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12778 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12779 excluding more specific h8300-*-* and sh-*-* targets.
12781 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12783 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12784 (eliminate): Ditto.
12785 (execute_pre): Call loop_optimizer_finalize in early exit.
12787 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12789 PR middle-end/36790
12790 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12791 uids in the bitmap, not just VAR_DECL uids.
12793 PR rtl-optimization/36419
12794 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12795 (combine_stack_adjustments_for_block): Call it if needed. Delete
12797 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12798 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12799 prologue sp adjustment.
12801 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12804 * opts.c (print_ignored_options): Report postponed diagnostics for
12805 unknown -Wno-* options as warnings, not errors.
12806 (postpone_unknown_option_error): Renamed to...
12807 (postpone_unknown_option_warning): ... this.
12809 2008-07-09 Doug Kwan <dougkwan@google.com>
12812 2008-07-08 Doug Kwan <dougkwan@google.com>
12814 * config/arm/arm.opt (mandroid): New option.
12815 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12816 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12818 (CC1PLUS_SPEC): Same.
12820 (STARTFILE_SPEC): Same.
12821 (ENDFILE_SPEC): Same.
12822 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12825 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12828 * config/mips/mips.h (reg_class): Remove V1_REG.
12829 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12830 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12831 instead of V1_REGS.
12832 (mips_get_tp): New function.
12833 (mips_legitimize_tls_address): Use it.
12834 * config/mips/constraints.md (v): Delete.
12835 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12836 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12837 After reload, split into a move and ...
12838 (*tls_get_tp_<mode>_split): ...this new instruction.
12840 2008-07-09 David Daney <ddaney@avtrex.com>
12842 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12844 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12846 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12847 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12849 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12850 htab_delete should be called. Don't free c.
12851 (lookup_tmp_var): Create temp_htab lazily.
12852 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12853 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12855 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12856 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12857 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12858 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12859 * tree-sra.c (generate_element_init): Likewise.
12860 * tree-mudflap.c (execute_mudflap_function_ops,
12861 execute_mudflap_function_decls): Likewise.
12862 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12863 * tree-gimple.h (struct gimplify_ctx): New type.
12864 (push_gimplify_context): Adjust prototype.
12866 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12868 * tree-ssa-pre.c (phi_translate_1): Update placement of
12869 add_to_value calls.
12871 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12873 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12874 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12875 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12876 * targhooks.c (default_hard_regno_scratch_ok): New function.
12877 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12878 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12879 * recog.c: Include "target.h".
12880 (peep2_find_free_register): Add check for global regs. Add target
12882 * Makefile.in (recog.o): Depend on target.h.
12884 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12886 * config/sh/sh.c (sh_canonical_va_list_type): New.
12887 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12889 2008-07-09 Raksit Ashok <raksit@google.com>
12891 * doc/invoke.texi (Option Summary): Mention new option
12892 -Wdisallowed-function-list=...
12893 (Warning Options): Document -Wdisallowed-function-list=...
12894 * common.opt (Wdisallowed-function-list=): New flag.
12895 * flags.h (warn_disallowed_functions): External definition of new
12896 boolean warning flag.
12897 (warn_if_disallowed_function_p): Declare new function.
12898 * opts.c (warning_disallowed_functions): New static variable.
12899 (warn_disallowed_functions): New boolean warning flag.
12900 (warn_if_disallowed_function_p): New function.
12901 (add_comma_separated_to_vector): Rename
12902 add_instrument_functions_exclude_list to this.
12903 (common_handle_option): Handle new option. Rename calls to
12904 add_instrument_functions_exclude_list into calls to
12905 add_comma_separated_to_vector.
12906 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12907 based on flag warn_disallowed_functions.
12909 2008-07-09 Christian Bruel <christian.bruel@st.com>
12911 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12912 instead of get_attr_length.
12914 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12916 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12918 * genemit.c (gen_insn): Likewise.
12919 * gengtype.c (note_def_vec): Likewise.
12920 * gengtype.h (note_def_vec): Likewise.
12921 * genoutput.c (struct data, output_insn_data, process_template,
12922 gen_expand, gen_split, note_constraint): Likewise.
12923 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12924 make_insn_sequence): Likewise.
12925 * gensupport.c (record_insn_name): Likewise.
12927 2008-07-08 Doug Kwan <dougkwan@google.com>
12929 * config/arm/arm.opt (mandroid): New option.
12930 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12931 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12933 (CC1PLUS_SPEC): Same.
12935 (STARTFILE_SPEC): Same.
12936 (ENDFILE_SPEC): Same.
12937 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12940 2008-07-08 Raksit Ashok <raksit@google.com>
12942 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
12943 (set_storage_via_setmem): Fix expected_align parameter.
12944 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
12945 missing from the list.
12946 * doc/md.texi (movmem): Explicitly state that expected alignment is
12947 to be expressed in bytes.
12948 (setmem): Explicitly state that expected alignment is to be expressed
12951 2008-07-08 Joseph Myers <joseph@codesourcery.com>
12953 * reload.c (find_reloads_subreg_address): Do not require validity
12954 of address in original mode before reloading address.
12956 2008-07-07 Tianwei Sheng <tianweis@google.com>
12958 * df-core.c (df_remove_problem): Adjust the access to avoid out of
12959 bounds array access.
12961 2008-07-08 Jakub Jelinek <jakub@redhat.com>
12963 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
12965 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
12967 Fix PR tree-optimization/23455
12968 Fix PR tree-optimization/35286
12969 Fix PR tree-optimization/35287
12970 * Makefile.in (OBJS-common): Remove tree-vn.o.
12971 (tree-vn.o): Remove.
12972 * dbgcnt.def: Add treepre_insert debug counter.
12973 * gcc/tree-flow.h (add_to_value): Updated for other changes.
12974 (debug_value_expressions): Ditto.
12975 (print_value_expressions): Ditto.
12976 * tree-pretty-print.c (dump_generic_node): Updated for
12977 VALUE_HANDLE removal.
12978 * tree-ssa-dom.c (record_equality): Ditto.
12979 (cprop_operand): Ditto.
12980 (lookup_avail_expr): Ditto.
12981 * tree-ssa-threadedge.c
12982 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
12983 (simplify_control_stmt_condition): Ditto.
12984 * tree.c (tree_code_size): Ditto.
12985 (tree_node_structure): Ditto.
12986 (iterative_hash_expr): Ditto.
12988 * tree.h (VALUE_HANDLE_ID): Ditto.
12989 (VALUE_HANDLE_EXPR_SET): Ditto.
12990 (struct tree_value_handle): Ditto.
12991 (union tree_node): Ditto.
12992 * treestruct.def: Ditto.
12993 * tree-vn.c: Removed.
12994 * tree-ssa-pre.c: Rewritten entirely.
12995 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
12996 (constant_value_ids): Ditto.
12997 (vn_nary_op_t): Moved to header.
12999 (vn_reference_op_t): Ditto
13000 (vn_reference_t): Ditto.
13001 (next_value_id): New variable.
13002 (VN_INFO): Add an assert.
13003 (vn_constant_eq): New function.
13004 (vn_constant_hash): Ditto.
13005 (get_or_alloc_constant_value_id): Ditto.
13006 (value_id_constant_p): Ditto.
13007 (vn_reference_compute_hash): De-staticify.
13008 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13009 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13010 (valueize_refs): Update opcode if it changes from ssa name to constant.
13011 (vn_reference_lookup_1): Add new argument.
13012 (vn_reference_lookup): Ditto.
13013 (vn_reference_lookup_pieces): New function.
13014 (vn_reference_insert): Add return type. Modify to deal with value ids.
13015 (vn_reference_insert_pieces): New function.
13016 (vn_nary_op_compute_hash): De-staticify.
13017 (vn_nary_op_eq): Ditto.
13018 (vn_nary_op_lookup_pieces): New function.
13019 (vn_nary_op_lookup): Add new argument.
13020 (vn_nary_op_insert_pieces): New function.
13021 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13022 (vn_phi_insert): Ditto.
13023 (visit_unary_op): Update for callee changes.
13024 (visit_binary_op): Ditto.
13025 (visit_reference_op_load): Ditto.
13026 (visit_reference_op_store): Ditto.
13027 (init_scc_vn): Init next_value_id, constant_to_value_id and
13028 constant_value_ids.
13029 (free_scc_vn): Free them.
13030 (set_hashtable_value_ids): New function.
13031 (run_scc_vn): Use it.
13032 (get_max_value_id): New function.
13033 (get_next_value_id): Ditto.
13034 (expressions_equal_p): Moved from tree-vn.c
13035 (sort_vuses): Ditto.
13036 (sort_vuses_heap): Ditto.
13037 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13039 * tree.c (iterative_hash_hashval_t): Made non-static
13040 * tree.h (iterative_hash_hashval_t): Declare it.
13042 2008-07-08 Martin Jambor <mjambor@suse.cz>
13044 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13045 instead of ipa_create_node_params.
13046 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13047 ipa_check_create_edge_args, free them with
13048 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13050 * ipa-prop.c: Include flags.h and tree-inline.h.
13051 (ipa_node_params_vector): New variable.
13052 (ipa_edge_args_vector): New variable.
13053 (edge_removal_hook_holder): New variable.
13054 (node_removal_hook_holder): New variable.
13055 (edge_duplication_hook_holder): New variable.
13056 (node_duplication_hook_holder): New variable.
13057 (ipa_detect_param_modifications): Check for presence of modified flags.
13058 (ipa_compute_jump_functions): Check for presence of jump functions.
13059 (ipa_free_edge_args_substructures): New function.
13060 (ipa_create_node_params): Removed.
13061 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13062 (ipa_free_node_params_substructures): New function.
13063 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13065 (ipa_edge_removal_hook): New function.
13066 (ipa_node_removal_hook): New function.
13067 (duplicate_array): New function.
13068 (ipa_edge_duplication_hook): New function.
13069 (ipa_node_duplication_hook): New function.
13070 (ipa_register_cgraph_hooks): New function.
13071 (ipa_unregister_cgraph_hooks): New function.
13072 (free_all_ipa_structures_after_ipa_cp): New function.
13074 * ipa-prop.h: Include vec.h.
13075 (ipa_node_params_t): New typedef with vector types for it.
13076 (ipa_edge_args_t): New typedef with vector types for it.
13077 (IPA_NODE_REF): Changed to access an on-the-side vector.
13078 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13079 (ipa_check_create_node_params): New function.
13080 (ipa_check_create_edge_args): New function.
13082 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13085 2008-07-07 Tom Tromey <tromey@redhat.com>
13087 * configure, config.in: Rebuilt.
13088 * configure.ac: Don't check for scandir or alphasort.
13090 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13092 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13093 types immediately after creating them.
13095 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13097 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13099 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13101 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13102 dump_constraint_graph.
13103 (dump_constraint_edge): New function.
13104 (dump_constraint_graph): New function.
13105 (debug_constraint_graph): New function.
13106 (dump_constraint): Removed useless comparison.
13107 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13108 (dump_constraint_graph): Declare.
13109 (debug_constraint_graph): Declare.
13110 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13112 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13114 * config/i386/i386.c (is_va_list_char_pointer): New.
13115 (ix86_va_start): Replace compare with ms_va_list_type_node
13116 by is_va_list_char_pointer.
13117 (ix86_gimplify_va_arg): Likewise.
13119 2008-07-07 Martin Jambor <mjambor@suse.cz>
13121 * cgraph.c (cgraph_edge_max_uid): New variable.
13122 (struct cgraph_edge_hook_list): New type.
13123 (struct cgraph_node_hook_list): New type.
13124 (struct cgraph_2edge_hook_list): New type.
13125 (struct cgraph_2node_hook_list): New type.
13126 (first_cgraph_edge_removal_hook): New variable.
13127 (first_cgraph_node_removal_hook): New variable.
13128 (first_cgraph_edge_duplicated_hook): New variable.
13129 (first_cgraph_node_duplicated_hook): New variable.
13130 (cgraph_add_edge_removal_hook): New function.
13131 (cgraph_remove_edge_removal_hook): New function.
13132 (cgraph_call_edge_removal_hooks): New function.
13133 (cgraph_add_node_removal_hook): New function.
13134 (cgraph_remove_node_removal_hook): New function.
13135 (cgraph_call_node_removal_hooks): New function.
13136 (cgraph_add_edge_duplication_hook): New function.
13137 (cgraph_remove_edge_duplication_hook): New function.
13138 (cgraph_call_edge_duplication_hooks): New function.
13139 (cgraph_add_node_duplication_hook): New function.
13140 (cgraph_remove_node_duplication_hook): New function.
13141 (cgraph_call_node_duplication_hooks): New function.
13142 (cgraph_create_edge): Assign to edge uid.
13143 (cgraph_remove_edge): Call edge removal hooks.
13144 (cgraph_node_remove_callees): Call edge removal hooks.
13145 (cgraph_node_remove_callers): Call edge removal hooks.
13146 (cgraph_remove_node): Call node removal hooks.
13147 (cgraph_clone_edge): Call edge duplication hooks.
13148 (cgraph_clone_node): Call node duplication hooks.
13150 * cgraph.h (cgraph_edge): New field uid.
13151 (cgraph_edge_hook): New type.
13152 (cgraph_node_hook): New type.
13153 (cgraph_2edge_hook): New type.
13154 (cgraph_2node_hook): New type.
13156 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13158 * config.in: Regenerate.
13160 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13162 * gcc.c (print_sysroot): New.
13163 (option_map, display_help, process_command): Handle the
13164 -print-sysroot option.
13165 (main): Print the sysroot if requested.
13166 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13168 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13171 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13173 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13175 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13176 (assign_parm_setup_block_p): Also check mode of entry_parm.
13178 2008-07-07 Richard Guenther <rguenther@suse.de>
13180 * tree-ssa-structalias.h (set_used_smts): Remove.
13181 * tree-ssa-structalias.c (used_smts): Likewise.
13182 (set_used_smts): Likewise.
13183 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13184 call to set_used_smts.
13186 2008-07-07 Richard Guenther <rguenther@suse.de>
13188 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13189 (new_var_info): Set it to false.
13190 (solution_set_add): Correctly handle pointers outside a var and
13192 (type_safe): Treat variables with is_full_var properly.
13193 (do_sd_constraint): Likewise.
13194 (do_ds_constraint): Likewise.
13195 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13196 (get_constraint_for_ptr_offset): New function.
13197 (get_constraint_for_component_ref): For addresses at least include
13198 the last field of the variable. Handle is_full_vars properly.
13199 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13200 (handle_ptr_arith): Remove.
13201 (find_func_aliases): Simplify assignment handling.
13202 (create_function_info_for): For parameter and result varinfos set
13204 (create_variable_info_for): Set is_full_var flag whenever we
13205 just created a single varinfo for a decl.
13206 (init_alias_vars): Initialize use_field_sensitive from
13207 max-fields-for-field-sensitive parameter.
13209 2008-07-07 Richard Guenther <rguenther@suse.de>
13211 PR tree-optimization/36713
13212 * tree-flow-inline.h (is_call_used): New function.
13213 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13214 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13215 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13217 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13219 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13221 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13223 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13225 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13226 Nathan Sidwell <nathan@codesourcery.com>
13228 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13229 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13231 * config/m68k/t-linux: New.
13232 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13235 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13237 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13238 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13241 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13243 * gcc.c (execute): Fix -Wc++-compat warning.
13245 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13248 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13249 constant for little endian.
13251 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13253 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13254 mips_base_mips16 instead of TARGET_MIPS16.
13255 (mips_base_mips16): Declare.
13256 * config/mips/mips.c (mips_base_mips16): Make global.
13257 (was_mips16_p): Remove GTY marker.
13258 (was_mips16_pch_p): New variable.
13259 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13260 (mips_override_options): Force to non-MIPS16 mode initially.
13261 Do not complain about MIPS16 PIC incompatibilities here.
13262 Only allow -mgpopt if -mexplicit-relocs is in force for
13265 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13267 * configure.ac: Check for caddr_t, define to char * if not defined.
13268 * configure: Regenerate.
13269 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13270 (mmap_gt_pch_use_address): Likewise.
13271 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13273 2008-07-06 Richard Guenther <rguenther@suse.de>
13275 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13276 (new_var_info): Deal with it.
13277 (solution_set_add): Likewise.
13278 (bitpos_of_field): Make signed, fix.
13279 (struct fieldoff): Remove type and decl fields. Make size field
13280 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13282 (fieldoff_compare): Deal with it.
13283 (push_fields_onto_fieldstack): Remove has_union argument, glob
13284 adjacent non-pointer fields together.
13285 (create_function_info_for): Do not set has_union.
13286 (create_variable_info_for): Simplify.
13288 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13290 * config.gcc (extra_headers): Add cross-stdarg.h for target
13291 x86_64-*-* and i?86-*-*.
13292 * config/i386/cross-stdarg.h: New.
13293 * builtins.c (std_fn_abi_va_list): New.
13294 (std_canonical_va_list_type): New.
13295 (stabilize_va_list): Replace va_list_type_node use by
13296 mtarget.canonical_va_list_type.
13297 (gimplify_va_arg_expr): Likewise.
13298 (expand_builtin_va_copy): Replace va_list_type_node use by
13299 mtarget.fn_abi_va_list.
13300 * tree-sra.c (is_va_list_type): New helper.
13301 (decl_can_be_decomposed_p): Replace
13302 va_list_type_node use by is_va_list_type.
13303 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13304 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13305 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13306 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13307 (ix86_enum_va_list): New.
13308 * config/i386/i386.c (sysv_va_list_type_node): New.
13309 (ms_va_list_type_node): New.
13310 (ix86_function_type_abi): Remove sorry.
13311 (ix86_build_builtin_va_list_abi): New.
13312 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13313 for 64-bit targets.
13314 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13315 (ix86_init_builtins_va_builtins_abi): New.
13316 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13317 for 64-bit targets.
13318 (ix86_handle_abi_attribute): New.
13319 (attribute_spec): Add sysv_abi and ms_abi.
13320 (ix86_fn_abi_va_list): New.
13321 (ix86_canonical_va_list_type): New.
13322 (ix86_enum_va_list): New.
13323 (TARGET_FN_ABI_VA_LIST): New.
13324 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13325 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13326 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13327 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13328 (TARGET_ENUM_VA_LIST): New.
13329 * expr.h (std_fn_abi_va_list): New.
13330 (std_canonical_va_list_type): New.
13331 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13332 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13333 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13334 TARGET_CANONICAL_VA_LIST_TYPE.
13335 * target.h (struct gcc_target): Add fn_abi_va_list hook
13336 and canonical_va_list_type hook.
13338 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13340 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13341 integral and pointer types.
13343 2008-07-04 Roger Sayle <roger@eyesopen.com>
13345 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13346 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13348 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13351 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13353 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13355 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13356 build_gimple_modify_stmt.
13357 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13358 gimple operand. Use fold_build* instead of build*.
13360 2008-07-04 Richard Guenther <rguenther@suse.de>
13362 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13363 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13364 properly to compute the reachability set if we do field-sensitive PTA.
13365 * invoke.texi (max-fields-for-field-sensitive): Document default.
13366 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13367 100 for optimize >= 2.
13369 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13371 * ggc-zone.c (lookup_page_table_if_allocated,
13372 set_page_table_entry, zone_find_object_size, alloc_small_page,
13373 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13374 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13375 -Wc++-compat and/or -Wcast-qual warnings.
13377 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13380 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13381 pic_offset_table_rtx to be marked as used here.
13382 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13383 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13384 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13385 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13386 !TARGET_SECURE_PLT.
13388 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13390 * alloc-pool.c (hash_descriptor, eq_descriptor,
13391 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13392 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13394 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13395 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13396 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13397 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13400 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13402 * tree-flow.h (loop_only_exit_p): Declare.
13403 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13404 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13405 the number of iterations if it is constant. Otherwise, if this is the
13406 only possible exit of the loop, use the conservative estimate on the
13407 number of iterations of the entire loop if available.
13409 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13411 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13412 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13413 Add synchronization functions.
13414 * config/sync.c: New file.
13415 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13416 (LIBGCC_SYNC_CFLAGS): Likewise.
13418 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13421 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13422 (*pushtf_sse): New insn pattern.
13423 (pushtf splitters): New splitters.
13425 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13427 PR middle-end/35736
13428 * predict.c (build_predict_expr): Use void_type_node for the tree
13429 type, instead of NULL_TREE.
13431 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13433 * config/i386/i386.c (contains_aligned_value_p): Return true
13435 (ix86_data_alignment): Align TCmode to 128bits.
13436 (ix86_local_alignment): Likewise.
13438 2008-07-03 Andrew Haley <aph@redhat.com>
13441 * vec.h (VEC_TA): New.
13442 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13443 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13444 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13445 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13446 (C_COMMON_FIXED_TYPES): Remove first arg.
13447 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13448 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13449 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13450 not to use empty macro arguments.
13452 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13454 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13455 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13456 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13457 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13458 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13459 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13460 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13461 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13462 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13463 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13464 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13465 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13466 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13467 config/rs6000/e500crtres64gpr.asm,
13468 config/rs6000/e500crtres64gprctr.asm,
13469 config/rs6000/e500crtrest32gpr.asm,
13470 config/rs6000/e500crtrest64gpr.asm,
13471 config/rs6000/e500crtresx32gpr.asm,
13472 config/rs6000/e500crtresx64gpr.asm,
13473 config/rs6000/e500crtsav32gpr.asm,
13474 config/rs6000/e500crtsav64gpr.asm,
13475 config/rs6000/e500crtsav64gprctr.asm,
13476 config/rs6000/e500crtsavg32gpr.asm,
13477 config/rs6000/e500crtsavg64gpr.asm,
13478 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13479 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13480 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13481 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13482 config/sparc/sol2-cn.asm: Remove .file directives.
13484 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13486 * resource.c (mark_referenced_resources): Look inside
13487 UNSPEC_VOLATILEs and ASM_INPUTs.
13489 2008-07-02 Ian Lance Taylor <iant@google.com>
13491 * rtlanal.c (add_reg_note): New function.
13492 * rtl.h (add_reg_note): Declare.
13493 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13494 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13495 * builtins.c (expand_builtin_longjmp): Likewise.
13496 (expand_builtin_nonlocal_goto): Likewise.
13497 * calls.c (emit_call_1, expand_call): Likewise.
13498 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13499 * cfglayout.c (fixup_reorder_chain): Likewise.
13500 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13501 (commit_one_edge_insertion): Likewise.
13502 * combine.c (move_deaths, distribute_notes): Likewise.
13503 * df-problems.c (df_set_note): Likewise.
13504 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13505 (set_unique_reg_note): Likewise.
13506 (emit_copy_of_insn_after): Likewise.
13507 * expr.c (expand_expr_real): Likewise.
13508 * gcse.c (add_label_notes): Likewise.
13509 * haifa-sched.c (create_check_block_twin): Likewise.
13510 * jump.c (mark_jump_label_1): Likewise.
13511 * loop-doloop.c (add_test, doloop_modify): Likewise.
13512 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13513 * lower-subreg.c (move_eh_region_note): Likewise.
13514 * optabs.c (emit_libcall_block): Likewise.
13515 * predict.c (predict_insn): Likewise.
13516 (combine_predictions_for_insn): Likewise.
13517 * recog.c (peephole2_optimize): Likewise.
13518 * regmove.c (try_auto_increment): Likewise.
13519 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13520 * reload.c (find_reloads): Likewise.
13521 * reload1.c (fixup_eh_region_note): Likewise.
13522 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13523 * reorg.c (delete_prior_computation): Likewise.
13524 (delete_computation, dbr_schedule): Likewise.
13525 * config/pa/pa.c (legitimize_pic_address): Likewise.
13526 * config/sh/sh.c (sh_reorg): Likewise.
13528 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13531 * config/libgcc-glibc.ver: Add %exclude.
13532 * config/m32r/libgcc-glibc.ver: Likwise.
13533 * config/s390/libgcc-glibc.ver: Likwise.
13534 * config/sh/libgcc-glibc.ver: Likwise.
13535 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13537 * config/i386/libgcc-glibc.ver: New.
13539 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13541 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13543 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13544 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13545 i[34567]86-*-linux*, x86_64-*-linux*. Add
13546 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13547 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13548 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13549 i[34567]86-*-linux*, x86_64-*-linux*.
13551 * libgcc-std.ver: Add empty GCC_4.4.0.
13553 * mkmap-symver.awk: Support multiple versions per symbol.
13555 * config/i386/i386.c (ix86_init_builtins): Always define
13556 __builtin_fabsq and __builtin_copysignq with fallbacks.
13557 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13558 and __builtin_copysignq if SSE2 isn't available.
13560 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13561 (LIBGCC2_TF_CEXT): Likwise.
13562 (TF_SIZE): Likwise.
13564 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13566 * config/i386/sfp-machine.h: Moved to libgcc.
13568 * config/i386/sfp-machine.h: New.
13569 * config/i386/t-linux: Likwise.
13571 * config/i386/t-darwin: Remove softfp_wrap_start and
13573 * config/i386/t-darwin64: Likewise.
13575 * config/i386/t-fprules-softfp64: Renamed to ...
13576 * config/i386/t-fprules-softfp: This.
13578 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13579 and softfp_wrap_end.
13581 2008-07-02 Jason Merrill <jason@redhat.com>
13583 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13585 * tree.c (ctor_to_list): New fn.
13586 * tree.h: Declare it.
13587 (CONSTRUCTOR_ELT): New macro.
13588 (CONSTRUCTOR_NELTS): New macro.
13590 2008-07-02 Richard Guenther <rguenther@suse.de>
13592 * tree-ssa-structalias.c (struct variable_info): Reorder
13593 to fill padding on 64bit hosts. Make collapsed_to an int.
13594 (get_varinfo_fc): Deal with that.
13595 (new_var_info): Likewise.
13596 (collapse_rest_of_var): Likewise.
13598 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13600 * doc/install.texi (--enable-java-home): Document.
13601 (--enable-aot-compile-rpm): Likewise.
13602 (--with-arch-directory): Likewise.
13603 (--with-os-directory): Likewise.
13604 (--with-origin-name): Likewise.
13605 (--with-arch-suffix): Likewise.
13606 (--with-jvm-root-dir): Likewise.
13607 (--with-jvm-jar-dir): Likewise.
13608 (--with-python-dir): Likewise.
13610 2008-07-02 Richard Guenther <rguenther@suse.de>
13612 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13613 from decls explicitly. Merge operand checking from tuples.
13615 2008-07-02 Martin Jambor <mjambor@suse.cz>
13617 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13619 2008-07-02 Martin Jambor <mjambor@suse.cz>
13621 * tree-switch-conversion.c: Included timevar.h
13622 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13624 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13626 2008-07-02 Martin Jambor <mjambor@suse.cz>
13628 * tree-switch-conversion.c: Corrected various comments and
13630 (build_constructors): Fixed minor formatting mistakes.
13632 * invoke.texi (Optimize Options): Corrected the
13633 switch-conversion-max-branch-ratio parameter.
13635 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13637 * final.c (asm_insn_count): Return zero for an empty asm body.
13639 2008-07-02 Richard Guenther <rguenther@suse.de>
13641 * bitmap.h (bitmap_set_bit): Return bool.
13642 (bitmap_clear_bit): Likewise.
13643 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13644 write to the bitmap if it would.
13645 (bitmap_clear_bit): Likewise.
13646 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13647 bitmap_set_bit return value.
13648 (add_pred_graph_edge): Likewise.
13649 (add_graph_edge): Likewise.
13650 (do_sd_constraint): Likewise.
13651 (do_ds_constraint): Likewise.
13653 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13655 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13656 Fix -Wc++-compat and/or -Wcast-qual warnings.
13657 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13658 gen_regparm_prefix): Likewise.
13659 * vmsdbgout.c (write_modbeg, lookup_filename,
13660 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13662 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13664 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13665 defaults.h definition apply.
13667 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13669 * function.c (assign_parm_remove_parallels): New.
13670 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13672 (assign_parm_setup_block): Do not handle them.
13673 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13674 assign_parm_remove_parallels.
13676 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13678 * c-typeck.c (convert_for_assignment): Use
13679 vector_targets_convertible_p.
13680 * c-common.c (vector_targets_convertible_p): New.
13681 * c-common.h (vector_targets_convertible_p): New prototype.
13682 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13683 opaque_p_V2SI_type_node.
13685 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13687 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13690 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13692 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13693 TFmode constants via two element DImode vector for hosts with
13694 HOST_BITS_PER_WIDE_INT < 64.
13695 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13696 also for HOST_BITS_PER_WIDE_INT < 64.
13698 2008-07-01 Richard Guenther <rguenther@suse.de>
13700 PR tree-optimization/36666
13701 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13702 (get_constraint_exp_from_ssa_var): Split into ...
13703 (get_constraint_exp_for_temp): ... this ...
13704 (get_constraint_for_ssa_var): ... and that.
13705 Return constraint expressions for all touched sub-fields
13706 if the results address is not taken.
13707 (process_constraint): Remove assertion that aggregate
13708 assignments do not happen at this place.
13709 (get_constraint_for_component_ref): Add address_p argument.
13710 Return constraint expressions for all touched sub-fields
13711 if the results address is not taken.
13712 (do_deref): Use get_constraint_exp_for_temp.
13713 (get_constraint_for_1): Rename from ...
13714 (get_constraint_for): ... this. Add the old function as wrapper.
13715 (do_structure_copy): Use get_constraint_for_1.
13717 2008-07-01 Martin Jambor <mjambor@suse.cz>
13719 * Makefile.in (tree-switch-conversion.o): Add.
13720 (OBJS-common): Add tree-swtch-conversion.o.
13721 * passes.c (init_optimization_passes): Add pass_convert_switch.
13722 * tree-pass.h: (pass_convert_switch): Add.
13723 * tree-switch-conversion.c: New file.
13724 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13725 * common.opt (ftree-cswtch): New option.
13726 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13727 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13728 * opts.c (decode_options): Set flag_tree_switch_conversion when
13729 optimization level is >= 2.
13730 * doc/invoke.texi (Optimize Options): Added description of
13731 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13733 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13735 * config/darwin-driver.c (darwin_default_min_version): Fix
13736 -Wc++-compat warnings.
13738 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13740 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13743 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13745 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13747 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13749 PR rtl-optimization/34744
13750 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13751 (df_scan_free_internal): Free data structures not
13752 allocated in storage pools.
13753 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13754 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13755 df_scan_free_mws_vec.
13756 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13759 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13761 * config/i386/i386.c (contains_aligned_value_p): Return true
13763 (ix86_function_arg_boundary): Return its natural boundary
13765 (return_in_memory_32): Don't check TDmode.
13766 (ix86_split_to_parts): Support splitting into 4 parts and
13767 support TFmode for 32bit target.
13768 (ix86_split_long_move): Support splitting into 4 parts.
13769 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13771 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13772 (ix86_init_builtins): Here.
13773 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13774 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13775 'q' and 'w', respectively.
13777 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13779 (movtf_internal): Likewise.
13780 (<code>tf2): Likewise.
13781 (*absnegtf2_sse): Likewise.
13782 (copysign<mode>3): Likewise.
13783 (copysign<mode>3_const): Likewise.
13784 (copysign<mode>3_var): Likewise.
13785 (define_split UNSPEC_COPYSIGN): Likewise.
13786 * config/i386/sse.md (*nandtf3): Likewise.
13787 (<code>tf3): Likewise.
13788 (*<code>tf3): Likewise.
13790 2008-06-30 Joey Ye <joey.ye@intel.com>
13791 H.J. Lu <hongjiu.lu@intel.com>
13793 * global.c (compute_regsets): Set frame_pointer_needed here.
13794 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13796 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13798 * doc/install.texi (specific): Expand Windows build notes.
13800 2008-06-30 Ira Rosen <irar@il.ibm.com>
13802 PR tree-optimization/36648
13803 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13804 number of prolog iterations by step. Fix the comment.
13806 2008-06-30 Richard Guenther <rguenther@suse.de>
13808 PR middle-end/36671
13809 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13810 handle calls from ECF_MALLOC functions.
13811 (handle_pure_call): ECF_MALLOC functions do not return
13813 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13815 2008-06-29 Andreas Schwab <schwab@suse.de>
13817 * config/m68k/m68k.c (print_operand): Always print a float
13819 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13820 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13823 * config/rs6000/x-linux64: Remove never used file.
13825 2008-06-29 Richard Guenther <rguenther@suse.de>
13827 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13829 (struct alias_info): Move ...
13830 * tree-ssa-alias.c: ... here.
13831 (update_alias_info): Declare.
13832 (compute_may_aliases): Call it.
13833 (update_alias_info): New function.
13834 * tree-ssa-structalias.c (update_alias_info): Move ...
13835 * tree-ssa-alias.c (update_alias_info_1): ... here.
13836 * tree-ssa-structalias.c (process_constraint_1): Remove
13837 unused from_call argument. Rename to ...
13838 (process_constraint): ... this. Delete old wrapper.
13839 (make_constraint_to): Adjust callers.
13840 (handle_const_call): Likewise.
13841 (handle_pure_call): Likewise.
13842 (init_base_vars): Likewise.
13843 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13844 (find_func_aliases): We don't need structure copies for
13846 (make_constraint_from_anything): Remove.
13847 (create_variable_info_for): For globals make constraints
13848 from escaped, not from anything.
13849 (compute_points_to_sets): Do not call update_alias_info.
13850 (ipa_pta_execute): Use make_constraint_from.
13852 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13854 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13855 (bitmap.o-warn, dominance.o-warn): New.
13856 * configure.ac (cxx_compat_warn): Delete.
13857 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13858 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13860 * configure: Regenerate.
13862 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13865 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13867 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13868 * df-scan.c (df_notes_rescan): Likewise.
13869 * ggc-page.c (set_page_table_entry): Likewise.
13870 * intl.c (gcc_gettext_width): Likewise.
13871 * varasm.c (get_unnamed_section, get_noswitch_section,
13872 get_section): Likewise.
13874 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13876 * regrename.c (build_def_use): Don't copy RTX.
13878 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13880 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13881 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13882 punctuation. Use @ref instead of @xref.
13883 (Function Names): Remove stray @display/@end display.
13884 (C++ Attributes): Use @ref instead of @xref.
13885 (Deprecated Features): Fix punctuation around @xref.
13886 (Backwards Compatibility): Likewise.
13887 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13889 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13891 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13892 constants for E500 double.
13894 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13896 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13897 element type of const_vector.
13899 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13901 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13902 Remove FLAGS_REG clobber from expander pattern.
13903 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13904 (anddi3, andsi3, andhi3, andqi3): Ditto.
13905 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13906 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13907 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13908 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13909 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13910 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13911 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13912 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13914 2008-06-28 Richard Guenther <rguenther@suse.de>
13916 * tree-ssa-structalias.c (callused_id, var_callused,
13917 callused_tree): Add.
13918 (handle_pure_call): New function.
13919 (find_func_aliases): Call it.
13920 (find_what_p_points_to): Handle the call-used set.
13921 (clobber_what_escaped): Likewise.
13922 (compute_call_used_vars): New function.
13923 (init_base_vars): Init the call-used variable.
13924 (do_sd_constraint): Do not propagate the solution from CALLUSED
13925 but use CALLUSED as a placeholder.
13926 (solve_graph): Likewise.
13927 * tree-flow-inline.h (gimple_call_used_vars): New function.
13928 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13929 (compute_call_used_vars): Declare.
13930 * tree-ssa-alias.c (set_initial_properties): Call
13931 compute_call_used_vars.
13932 (reset_alias_info): Clear call-used variables.
13933 (add_call_clobber_ops): Assert we are not called for const/pure
13934 functions. Remove handling of them.
13935 (add_call_read_ops): Handle pure functions by adding the
13936 call-used set of variables as VUSEs.
13937 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
13938 (delete_tree_ssa): Free it.
13939 * tree-dfa.c (remove_referenced_var): Clear the var from the
13942 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
13944 * tree.c (build_varargs_function_type_list): New.
13945 (build_function_type_list_1): New.
13946 (build_function_type_list): Use build_function_type_list_1.
13947 * tree.h (build_varargs_function_type_list): New.
13949 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13952 * config/spu/spu.c (spu_builtin_splats): Do not generate
13953 invalid CONST_VECTOR expressions.
13954 (spu_expand_vector_init): Likewise.
13956 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
13958 * optabs.c (libfunc_decls): New variable.
13959 (libfunc_decl_hash, libfunc_decl_eq): New functions.
13960 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13961 for the same function twice.
13963 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
13965 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
13966 ix86_expand_binary_operator directly.
13967 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
13969 (*ashrti3_1): Ditto.
13970 (*lshrti3_1): Ditto.
13971 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
13972 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
13973 using only one splitter. Conditionaly execute splitter before or
13974 after peephole2 pass.
13975 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
13976 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
13977 Use only one alternative in asm template.
13978 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
13980 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
13981 "J" operand constraint for operand 2.
13982 (*ashldi3_cconly_rex64): Ditto.
13983 (*ashrdi3_cmp_rex64): Ditto.
13984 (*ashrdi3_cconly_rex64): Ditto.
13985 (*lshrdi3_cmp_rex64): Ditto.
13986 (*lshrdi3_cconly_rex64): Ditto.
13987 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
13988 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
13989 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
13992 2008-06-27 Jakub Jelinek <jakub@redhat.com>
13994 * gimplify.c (omp_is_private): Don't return true if decl is not
13995 already private on #pragma omp for or #pragma omp parallel for.
13998 * tree-cfg.c (struct move_stmt_d): Replace block field with
13999 orig_block and new_block fields.
14000 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14001 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14002 (move_block_to_fn): Replace vars_map and new_label_map arguments
14003 with struct move_stmt_d pointer.
14004 (replace_block_vars_by_duplicates): New function.
14005 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14006 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14007 all subblocks of ORIG_BLOCK to the new function. Call
14008 replace_block_vars_by_duplicates.
14009 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14010 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14011 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14012 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14013 (expand_omp): Temporarily set input_location to the location of
14014 region's controlling stmt.
14015 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14016 BIND_EXPR, push ctx->block_vars and gimplification vars into
14017 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14018 into dest function.
14019 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14020 there are any BLOCK_VARS.
14021 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14022 OMP_PARALLEL or OMP_TASK stmt.
14023 (lower_omp): Save and restore input_location around the lower_omp_1
14026 2008-06-27 Richard Guenther <rguenther@suse.de>
14028 PR tree-optimization/36400
14029 PR tree-optimization/36373
14030 PR tree-optimization/36344
14031 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14032 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14033 (update_alias_info): Remove call clobbering code.
14034 (make_constraint_to): New helper function.
14035 (make_escape_constraint): Likewise.
14036 (handle_rhs_call): Use it on all pointer containing arguments.
14037 Also mark the static chain escaped.
14038 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14039 instead of ANYTHING.
14040 (make_constraint_from): New helper split out from ...
14041 (make_constraint_from_anything): ... here.
14042 (find_func_aliases): Add constraints for escape sites.
14043 (intra_create_variable_infos): Make constraints from NONLOCAL
14045 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14047 (clobber_what_p_points_to): Remove.
14048 (clobber_what_escaped): New function.
14049 (init_base_vars): Init NONLOCAL and ESCAPED.
14050 (do_sd_constraint): Do not propagate the solution from ESCAPED
14051 but use ESCAPED as a placeholder.
14052 (solve_graph): Likewise.
14053 * tree-flow.h (clobber_what_p_points_to): Remove.
14054 (clobber_what_escaped): Declare.
14055 * tree-ssa-alias.c (set_initial_properties): Call it.
14056 Remove code clobbering escaped pointers.
14058 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14060 * function.c (allocate_struct_function): Only allocate a unique
14061 funcdef_no if the decl is nonzero.
14063 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14065 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14066 * config/mips/mips.c (mips_split_const_insns): New function.
14067 * config/mips/mips.md (move_type): New attribute.
14068 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14069 (dword_mode): New attribute.
14070 (type): Avoid long line. Map "move_type"s to "type"s,
14071 choosing "multi" for doubleword moves if appropriate.
14072 Swap MTC/MFC comments to match their declaration order.
14073 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14074 "type" is "branch" or "jal" is "direct".
14075 (length): Handle "extended_mips16" first. Make the default
14076 "0" for "ghost" instructions. Set the length from "move_type".
14077 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14078 of "type", with "sll0" for the register alternative. Remove the
14079 "extended_mips16" attribute.
14080 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14081 of "type", with "shift_shift" for the register alternative.
14082 Remove the "length" attribute.
14083 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14084 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14085 of "type", with "andi" for the register alternative.
14086 (*zero_extendqihi2): Likewise.
14087 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14088 of "andi" instead of a "type" of "arith".
14089 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14091 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14092 (mov_<store>r, *mov<mode>_ra): Likewise.
14093 (extendsidi2): Use "move_type" instead of "type", with "move"
14094 for the register alternative.
14095 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14096 of "type", with "signext" for the register alternative.
14097 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14098 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14099 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14100 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14101 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14102 (unnamed branch insn): Likewise.
14103 (*movdi_gp32_fp64): Fold into...
14104 (*movdi_32bit): ...here.
14105 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14106 (*movdf_hardfloat): ...this new pattern.
14107 (*movdf_softfloat): Remove redundant FPR alternatives.
14108 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14109 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14110 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14111 the "move" attribute.
14112 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14113 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14114 and "store" for COP loads and stores.
14115 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14116 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14117 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14118 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14119 (*movtf_mips16, *movv2sf): Likewise.
14120 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14121 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14122 (mfhc1<mode>): Use "move_type" instead of "move".
14123 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14124 (loadgp_blockage): Remove the "length" attribute.
14125 (blockage, set_got_version, update_got_version): Likewise.
14126 (call_internal): Remove the "extended_mips16" attribute.
14127 (call_value_internal, call_value_multiple_internal): Likewise.
14128 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14130 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14131 the "length" attribute.
14133 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14135 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14136 -Wcast-qual warnings.
14137 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14138 handle_pragma_pop_macro): Likewise.
14139 * collect2.c (resolve_lib_name): Likewise.
14140 * config/arc/arc.c (arc_init): Likewise.
14141 * config/arm/arm.c (neon_builtin_compare,
14142 locate_neon_builtin_icode): Likewise.
14143 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14144 * config/bfin/bfin.c (bfin_init_machine_status,
14145 bfin_optimize_loop): Likewise.
14146 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14147 * config/cris/cris.c (cris_init_expanders): Likewise.
14148 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14149 * config/darwin.c (machopic_indirection_eq,
14150 machopic_indirection_name, machopic_output_indirection): Likewise.
14151 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14152 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14153 frv_optimize_membar): Likewise.
14154 * config/i386/cygwin.h (mingw_scan,
14155 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14156 * config/i386/cygwin1.c (mingw_scan): Likewise.
14157 * config/i386/i386.c (machopic_output_stub): Likewise.
14158 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14159 i386_pe_unique_section): Likewise.
14160 * config/ia64/ia64.c (ia64_init_machine_status,
14161 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14163 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14164 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14165 * config/m68k/m68k.c (m68k_handle_option,
14166 m68k_sched_md_init_global): Likewise.
14167 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14168 mcore_unique_section): Likewise.
14169 * config/mips/mips.c (mips_block_move_straight,
14170 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14172 * config/mmix/mmix.c (mmix_init_machine_status,
14173 mmix_encode_section_info): Likewise.
14174 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14175 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14176 print_operand_address, output_toc, redefine_groups,
14177 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14178 * config/s390/s390.c (s390_init_machine_status): Likewise.
14179 * config/score/score.c (score_block_move_straight,
14180 score_block_move_loop_body): Likewise.
14181 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14182 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14183 * emit-rtl.c (find_auto_inc): Likewise.
14184 * gcc.c (translate_options, process_command): Likewise.
14185 * reorg.c (dbr_schedule): Likewise.
14186 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14187 * xcoffout.c (xcoffout_declare_function): Likewise.
14189 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14191 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14192 ipa-pta working again.
14194 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14196 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14199 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14201 * config.gcc (powerpc*-*-*): Add new core e500mc.
14202 * config/rs6000/e500mc.md: New file.
14203 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14205 (rs6000_override_options): Add e500mc case to
14206 processor_target_table. Altivec and Spe options not allowed
14207 with e500mc. Add isel instruction to e500mc by
14208 default. Initialize rs6000_cost for e500mc.
14209 (rs6000_issue_rate): Set issue rate for e500mc.
14210 * config/rs6000/rs6000.h (processor_type): Add
14211 PROCESSOR_PPCE500MC.
14212 (ASM_CPU_SPEC): Add e500mc.
14213 Set TARGET_ISEL to rs6000_isel.
14214 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14215 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14216 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14218 * doc/invoke.texi: Add e500mc to list of cpus.
14220 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14223 * c-lex.c (lex_charconst): Initialize unsignedp.
14225 2008-06-27 Olivier Hainque <hainque@adacore.com>
14227 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14228 documented assumptions.
14230 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14232 * dwarf2out.c: Remove trailing white spaces. Break long line
14235 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14237 * libfuncs.h (LTI_synchronize): New libfunc_index.
14238 (synchronize_libfunc): Declare.
14239 * builtins.c (expand_builtin_synchronize): Consider using
14240 synchronize_libfunc before falling back on an asm blockage.
14241 * config/mips/mips.c: Include libfuncs.h
14242 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14244 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14246 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14247 parameter. Copy stack_reg to r11 where appropriate.
14248 (no_global_regs_above): Add gpr parameter.
14249 (rs6000_stack_info): Only add padding for SPE save area if we
14250 are saving SPE GPRs and CR.
14251 (saveres_routine_syms): New variable.
14252 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14254 (rs6000_savres_routine_sym): New function.
14255 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14257 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14258 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14259 Tweak FPR out-of-line saving.
14260 (rs6000_make_savres_rtx): New function.
14261 (rs6000_use_multiple_p): New function.
14262 (rs6000_savres_strategy): New function.
14263 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14264 out-of-line if appropriate.
14265 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14266 if we are optimizing for size.
14267 (GP_SAVE_INLINE): Define.
14268 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14269 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14270 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14271 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14272 (*save_fpregs_<mode>): Add use of r11.
14273 (*restore_gpregs_<mode>): New insn.
14274 (*return_and_restore_gpregs_<mode>): New insn.
14275 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14277 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14278 (*restore_gpregs_spe): New insn.
14279 (*return_and_restore_gpregs_spe): New insn.
14280 * config/rs6000/predicates.md (save_world_operation): Fix check.
14282 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14284 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14285 this point, so assert that.
14287 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14289 * cfganal.c: Include vec.h and vecprim.h.
14290 (compute_idf): Import from...
14291 * tree-into-ssa (compute_idf): ...here.
14292 * basic-block.h (compute_idf): Export.
14294 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14296 * c-decl.c (merge_decls): Use !current_function_decl to check for
14297 extern declaration of C99 inline function being at file scope.
14299 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14301 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14303 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14305 * alias.c (record_alias_subset, init_alias_analysis): Fix
14306 -Wc++-compat and/or -Wcast-qual warnings.
14307 * attribs.c (lookup_attribute_spec): Likewise.
14308 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14309 copy_bb, connect_traces,
14310 find_rarely_executed_basic_blocks_and_cr): Likewise.
14311 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14312 note_btr_set, migrate_btr_defs): Likewise.
14313 * builtins.c (result_vector, expand_builtin_memcpy,
14314 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14315 builtin_memset_read_str, expand_builtin_printf,
14316 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14318 * caller-save.c (mark_set_regs): Likewise.
14319 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14320 * cgraph.c (cgraph_edge): Likewise.
14321 * combine.c (likely_spilled_retval_1): Likewise.
14322 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14323 htab_counts_entry_del, get_coverage_counts): Likewise.
14324 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14325 new_cselib_val): Likewise.
14326 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14327 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14329 * df-core.c (df_compact_blocks): Likewise.
14330 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14331 * df-scan.c (df_grow_reg_info, df_ref_create,
14332 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14333 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14334 df_record_entry_block_defs, df_record_exit_block_uses,
14335 df_bb_verify): Likewise.
14336 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14337 DF_REF_EXTRACT_MODE_CONST): New.
14338 * dominance.c (get_immediate_dominator, get_dominated_by,
14339 nearest_common_dominator, root_of_dom_tree,
14340 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14341 -Wc++-compat and/or -Wcast-qual warnings.
14342 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14343 record_store, replace_read, check_mem_read_rtx, scan_insn,
14344 dse_step1, dse_record_singleton_alias_set): Likewise.
14345 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14347 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14349 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14350 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14351 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14352 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14353 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14354 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14355 file_name_acquire, output_file_names, add_const_value_attribute,
14356 premark_used_types_helper, file_table_eq, file_table_hash,
14357 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14358 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14359 -Wcast-qual warnings.
14360 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14361 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14362 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14363 gen_reg_rtx, start_sequence, init_emit): Likewise.
14364 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14365 * except.c (init_eh_for_function, gen_eh_region,
14366 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14367 arh_to_landing_pad, arh_to_label, add_action_record,
14368 add_call_site, switch_to_exception_section): Likewise.
14369 * expmed.c (synth_mult): Likewise.
14370 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14371 store_expr): Likewise.
14372 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14374 * function.c (assign_stack_temp_for_type,
14375 allocate_struct_function, match_asm_constraints_1): Likewise.
14376 * gcov-io.c (gcov_allocate): Likewise.
14377 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14378 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14379 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14380 record_one_set, insert_expr_in_table, insert_set_in_table,
14381 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14382 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14383 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14384 -Wcast-qual warnings.
14386 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14388 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14389 -Wcast-qual warnings.
14390 * gcc.c (process_command): Likewise.
14391 * genattrtab.c (oballoc): Use XOBNEW.
14392 (oballocvec): Define.
14393 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14394 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14395 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14396 -Wc++-compat and/or -Wcast-qual warnings.
14397 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14398 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14399 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14400 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14401 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14402 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14403 add_excls, process_presence_absence_names,
14404 process_presence_absence_patterns, add_presence_absence,
14405 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14406 get_free_state, add_arc, get_free_automata_list_el,
14407 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14408 transform_3, cache_presence, create_ainsns, create_automata,
14409 create_state_ainsn_table, dfa_insn_code_enlarge,
14410 output_trans_func, output_min_issue_delay_func,
14411 output_dead_lock_func, output_reset_func,
14412 output_get_cpu_unit_code_func, output_dfa_start_func,
14413 expand_automata): Likewise.
14414 * genextract.c (gen_insn): Likewise.
14415 * gengtype-lex.l: Likewise.
14416 * gengtype.c (read_input_list, adjust_field_type,
14417 process_gc_options): Likewise.
14418 * genoutput.c (note_constraint): Likewise.
14419 * genpreds.c (mangle, add_constraint): Likewise.
14420 * genrecog.c (process_define_predicate, new_decision,
14421 add_to_sequence): Likewise.
14422 * gensupport.c (record_insn_name): Likewise.
14424 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14426 * config/i386/driver-i386.c (detect_caches_amd,
14427 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14428 and/or -Wcast-qual warnings.
14429 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14430 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14431 gt_pch_save): Likewise.
14432 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14433 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14434 * global.c (compute_regsets): Likewise.
14435 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14436 finish_graph_dump_file): Likewise.
14437 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14438 unlink_bb_notes): Likewise.
14439 * integrate.c (get_hard_reg_initial_val): Likewise.
14440 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14441 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14442 * local-alloc.c (update_equiv_regs): Likewise.
14443 * loop-invariant.c (check_invariant_table_size,
14444 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14446 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14447 altered_reg_used, mark_altered): Likewise.
14448 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14449 insert_var_expansion_initialization,
14450 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14451 release_var_copies): Likewise.
14452 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14453 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14454 analyze_accesses_for_phi_node, check_var_notmodified_p,
14455 check_allocation_function, find_sites_in_func,
14456 record_all_accesses_in_func, transform_access_sites,
14457 transform_allocation_sites): Likewise.
14458 * omp-low.c (new_omp_region, create_omp_child_function_name,
14459 check_omp_nesting_restrictions, check_combined_parallel,
14460 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14461 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14462 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14463 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14465 * opts-common.c (prune_options): Likewise.
14466 * opts.c (add_input_filename, print_filtered_help,
14467 get_option_state): Likewise.
14468 * params.c (add_params): Likewise.
14469 * passes.c (set_pass_for_id, next_pass_1,
14470 do_per_function_toporder, pass_fini_dump_file): Likewise.
14471 * postreload.c (reload_cse_simplify_operands): Likewise.
14472 * predict.c (tree_predicted_by_p, tree_predict_edge,
14473 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14475 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14477 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14479 * recog.c (check_asm_operands, validate_change_1): Likewise.
14480 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14481 subst_asm_stack_regs): Likewise.
14482 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14483 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14484 * regmove.c (reg_is_remote_constant_p): Likewise.
14485 * regrename.c (regrename_optimize, scan_rtx_reg,
14486 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14488 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14489 regstat_compute_calls_crossed): Likewise.
14490 * reload1.c (init_reload, new_insn_chain,
14491 has_nonexceptional_receiver, reload, copy_reloads,
14492 calculate_needs_all_insns, init_elim_table): Likewise.
14493 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14494 * rtl.c (shallow_copy_rtx_stat): Likewise.
14495 * rtlanal.c (parms_set): Likewise.
14496 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14497 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14498 * sched-ebb.c (earliest_block_with_similiar_load,
14499 add_deps_for_risky_insns): Likewise.
14500 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14501 schedule_region): Likewise.
14502 * see.c (eq_descriptor_pre_extension,
14503 hash_descriptor_pre_extension, hash_del_pre_extension,
14504 eq_descriptor_properties, hash_descriptor_properties,
14505 hash_del_properties, see_seek_pre_extension_expr,
14506 see_initialize_data_structures, see_print_register_properties,
14507 see_print_pre_extension_expr, see_delete_merged_def_extension,
14508 see_delete_unmerged_def_extension, see_emit_use_extension,
14509 see_pre_delete_extension, see_map_extension, see_commit_changes,
14510 see_analyze_merged_def_local_prop,
14511 see_analyze_merged_def_local_prop,
14512 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14513 see_set_prop_merged_def, see_set_prop_unmerged_def,
14514 see_set_prop_unmerged_use, see_print_one_extension,
14515 see_merge_one_use_extension, see_merge_one_def_extension,
14516 see_store_reference_and_extension, see_update_uses_relevancy,
14517 see_update_defs_relevancy): Likewise.
14518 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14519 hash_statistics_free, curr_statistics_hash): Likewise.
14520 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14521 expand_asm_operands, expand_return, case_bit_test_cmp,
14522 expand_case): Likewise.
14523 * stor-layout.c (start_record_layout): Likewise.
14524 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14525 gt_pch_save_stringpool): Likewise.
14526 * tree-data-ref.c (hash_stmt_vertex_info,
14527 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14528 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14530 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14533 * config/i386/i386.md : Change constraints of HImode and QImode
14534 immediate operands from "i" to "n". Change SImode "ni" constraint to
14535 "i" and SImode "rmi" constraint to "g". Remove all constraints
14536 from const0_operand and const1_operand predicated operands.
14537 (i): Change QImode and HImode attribute from "i" to "n".
14538 (*subqi_2): Change HImode operands to QImode.
14541 2008-06-25 Olivier Hainque <hainque@adacore.com>
14543 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14546 2008-06-25 Richard Guenther <rguenther@suse.de>
14548 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14549 not overflow the result type.
14551 2008-06-25 Richard Guenther <rguenther@suse.de>
14553 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14554 (vn_lookup): Likewise.
14556 2008-06-25 Richard Guenther <rguenther@suse.de>
14558 PR tree-optimization/35518
14559 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14560 * tree-sra.c (instantiate_element): Use fold_build3 to build
14562 (try_instantiate_multiple_fields): Likewise.
14564 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14566 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14569 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14571 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14572 use_backchain_to_restore_sp to true
14573 if the offset of the link register save area would go over the 32k - 1
14574 offset limit of the load
14577 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14579 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14580 anchor for the type-punning blurb. Cross-reference "Structures
14581 unions enumerations and bit-fields implementation". Provide a
14582 cast-through-pointer example. Make final sentence self-contained.
14583 * doc/implement-c.texi (Structures unions enumerations and
14584 bit-fields implementation): Cross-reference the type-punning blurb
14585 in the -fstrict-aliasing documentation.
14587 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14589 PR middle-end/36594
14590 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14591 the memory instead of the memory itself for the save area.
14593 2008-06-24 Olivier Hainque <hainque@adacore.com>
14594 Nicolas Roche <roche@adacore.com>
14596 * gengtype.c (srcdir_len): size_t instead of int.
14597 (get_file_realbasename): New function. For F a filename, the real
14598 basename of F, with all the path components stripped.
14599 (get_file_srcdir_relative_path): New function. For F a filename, the
14600 relative path to F from $(srcdir).
14601 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14602 get_file_realbasename. Adjust the head comment.
14603 (get_prefix_langdir_index): New function. For F a filename, return the
14604 lang_dir_names[] relative index of the language directory that is
14606 (get_file_langdir): For F a filename, return the name of the language
14607 directory where F is located.
14608 (get_file_gtfilename): New function. The gt- output file name for an
14610 (get_output_file_with_visibility): Replace in-line computations with
14611 uses of get_file_gtfilename and get_prefix_langdir_index.
14612 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14614 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14616 PR tree-optimization/36504
14617 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14618 references without base address.
14620 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14622 PR middle-end/36584
14623 * calls.c (expand_call): Increase alignment for recursive functions.
14625 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14627 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14628 (TARGET_FUNCTION_VALUE): New define.
14629 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14630 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14632 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14634 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14635 (fmod<mode>3): Ditto.
14636 (remainderxf3): Ditto.
14637 (remainder<mode>3): Ditto.
14639 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14642 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14643 REG is a hard register.
14645 PR tree-optimization/36508
14646 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14647 499, don't check it at all in release compilers.
14649 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14651 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14652 together with SSE_TARGET_MATH to disable insn pattern.
14653 (*fop_<MODEF:mode>_2_i387): Ditto.
14654 (*fop_<MODEF:mode>_3_i387): Ditto.
14656 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14658 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14660 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14662 PR middle-end/34906
14663 * gimplify.c (gimplify_asm_expr): Check the return code of
14664 parse_output_constraint call, set function return and is_inout
14665 value if it failed.
14667 2008-06-22 Ian Lance Taylor <iant@google.com>
14669 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14670 (narrowest_signed_type): Likewise.
14671 * c-typeck.c (c_common_type): Change local variable mclass to enum
14673 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14674 tcc_comparison, not the tree code itself.
14675 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14676 (c_expand_expr): Cast modifier to enum expand_modifier.
14677 * c-common.h (C_RID_CODE): Add casts.
14678 (C_SET_RID_CODE): Define.
14679 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14680 (c_lex_one_token): Add cast to avoid warning.
14681 (c_parser_objc_type_name): Rename local typename to type_name.
14682 (check_no_duplicate_clause): Change code parameter to enum
14684 (c_parser_omp_var_list_parens): Change kind parameter to enum
14686 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14687 c_parser_omp_list_var_parens.
14688 (c_parser_omp_threadprivate): Likewise.
14689 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14690 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14691 * c-format.c (NO_FMT): Define.
14692 (printf_length_specs): Use NO_FMT.
14693 (asm_fprintf_length_specs): Likewise.
14694 (gcc_diag_length_specs): Likewise.
14695 (scanf_length_specs): Likewise.
14696 (strfmon_length_specs): Likewise.
14697 (gcc_gfc_length_specs): Likewise.
14698 (printf_flag_specs): Change 0 to STD_C89.
14699 (asm_fprintf_flag_specs): Likewise.
14700 (gcc_diag_flag_specs): Likewise.
14701 (gcc_cxxdiag_flag_specs): Likewise.
14702 (scanf_flag_specs): Likewise.
14703 (strftime_flag_specs): Likewise.
14704 (strfmon_flag_specs): Likewise.
14705 (print_char_table): Likewise.
14706 (asm_fprintf_char_table): Likewise.
14707 (gcc_diag_char_table): Likewise.
14708 (gcc_tdiag_char_table): Likewise.
14709 (gcc_cdiag_char_table): Likewise.
14710 (gcc_cxxdiag_char_table): Likewise.
14711 (gcc_gfc_char_table): Likewise.
14712 (scan_char_table): Likewise.
14713 (time_char_table): Likewis.
14714 (monetary_char_table): Likewise.
14715 * c-format.h (BADLEN): Likewise.
14717 2008-06-21 Ian Lance Taylor <iant@google.com>
14719 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14720 Define END_OF_BASE_TREE_CODES around inclusion.
14721 * tree.c (tree_code_type): New global array.
14722 (tree_code_length, tree_code_name): Likewise.
14723 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14724 $(lang_tree_files).
14725 (all-tree.def, s-alltree): New targets.
14726 (gencheck.h, s-gencheck): Remove.
14727 (tree.o): Depend upon all-tree.def.
14728 (build/gencheck.o): Remove gencheck.h dependency.
14729 (mostlyclean): Don't remove gencheck.h.
14730 * c-common.h (enum c_tree_code): Remove.
14731 * c-lang.c (tree_code_type): Remove.
14732 (tree_code_length, tree_code_name): Remove.
14733 * gencheck.c (tree_codes): Include all-tree.def, rather than
14734 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14736 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14738 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14739 (operator_name_info): Size to MAX_TREE_CODES.
14740 (assignment_operator_name_info): Likewise.
14741 * cp/cp-lang.c (tree_code_type): Remove.
14742 (tree_code_length, tree_code_name): Remove.
14743 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14744 (assignment_operator_name_info): Likewise.
14745 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14747 * cp/mangle.c (write_expression): Likewise.
14748 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14749 * fortran/f95-lang.c (tree_code_type): Remove.
14750 (tree_code_length, tree_code_name): Remove.
14751 * java/java-tree.h (enum java_tree_code): Remove.
14752 * java/lang.c (tree_code_type): Remove.
14753 (tree_code_length, tree_code_name): Remove.
14754 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14755 * objc/objc-act.h (enum objc_tree_code): Remove.
14756 * objc/objc-lang.c (tree_code_type): Remove.
14757 (tree_code_length, tree_code_name): Remove.
14758 * objcp/objcp-lang.c (tree_code_type): Remove.
14759 (tree_code_length, tree_code_name): Remove.
14760 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14761 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14762 * ada/misc.c (tree_code_type): Remove.
14763 (tree_code_length, tree_code_name): Remove.
14765 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14767 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14768 the grand_bitmap_obstack.
14770 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14772 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14773 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14774 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14775 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14776 move_stmt_r, new_label_mapper): Likewise.
14777 * tree-complex.c (cvc_lookup): Likewise.
14778 * tree-dfa.c (create_function_ann): Likewise.
14779 * tree-dump.c (dump_register): Likewise.
14780 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14781 find_phi_replacement_condition): Likewise.
14782 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14783 tree_function_versioning): Likewise.
14784 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14785 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14786 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14787 get_nonlocal_debug_decl, convert_nonlocal_reference,
14788 convert_nonlocal_omp_clauses, get_local_debug_decl,
14789 convert_local_reference, convert_local_omp_clauses,
14790 convert_nl_goto_reference, convert_nl_goto_receiver,
14791 convert_tramp_reference, convert_call_expr): Likewise.
14792 * tree-outof-ssa.c (contains_tree_r): Likewise.
14793 * tree-parloops.c (reduction_phi, initialize_reductions,
14794 eliminate_local_variables_1, add_field_for_reduction,
14795 add_field_for_name, create_phi_for_local_result,
14796 create_call_for_reduction_1, create_loads_for_reductions,
14797 create_stores_for_reduction, create_loads_and_stores_for_name):
14799 * tree-phinodes.c (allocate_phi_node): Likewise.
14800 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14801 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14802 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14803 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14804 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14805 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14806 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14807 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14808 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14809 vn_nary_op_insert): Likewise.
14810 * tree-ssa.c (redirect_edge_var_map_add,
14811 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14812 * tree-vectorizer.c (vectorize_loops): Likewise.
14813 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14814 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14815 tree_cons_stat, build1_stat, build_variant_type_copy,
14816 decl_init_priority_lookup, decl_fini_priority_lookup,
14817 decl_priority_info, decl_restrict_base_lookup,
14818 decl_restrict_base_insert, decl_debug_expr_lookup,
14819 decl_debug_expr_insert, decl_value_expr_lookup,
14820 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14821 type_hash_add, get_file_function_name, tree_check_failed,
14822 tree_not_check_failed, tree_range_check_failed,
14823 omp_clause_range_check_failed, build_omp_clause,
14824 build_vl_exp_stat): Likewise.
14825 * value-prof.c (gimple_histogram_value,
14826 gimple_duplicate_stmt_histograms): Likewise.
14827 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14828 unshare_variable, variable_union_info_cmp_pos, variable_union,
14829 dataflow_set_different_1, dataflow_set_different_2,
14830 vt_find_locations, variable_was_changed, set_variable_part,
14831 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14832 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14833 section_entry_hash, object_block_entry_eq,
14834 object_block_entry_hash, create_block_symbol,
14835 initialize_cold_section_name, default_function_rodata_section,
14836 strip_reg_name, set_user_assembler_name, const_desc_eq,
14837 build_constant_desc, output_constant_def, lookup_constant_def,
14838 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14839 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14840 default_internal_label): Likewise.
14841 * varray.c (varray_init, varray_grow): Likewise.
14842 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14844 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14846 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14847 operators for "test" insn. Macroize insn using SWI mode macro.
14848 (*jcc_fused_2): Ditto.
14849 (*jcc_fused_3): Macroize insn using SWI mode macro.
14850 (*jcc_fused_4): Ditto.
14852 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14854 * tree-ssa-pre.c: Fix typo in comment.
14855 (init_antic, fini_antic): Add explicit funtions for
14856 initializing and deinitializing ANTIC and AVAIL sets.
14857 (create_expression_by_pieces): Fix typo in comment.
14858 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14859 (execute_pre): Eventually dump details about ANTIC_IN.
14861 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14863 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14864 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14865 add_to_obstack, file_at_path, find_a_file, execute,
14866 add_preprocessor_option, add_assembler_option, add_linker_option,
14867 process_command, insert_wrapper, do_option_spec, do_self_spec,
14868 spec_path, do_spec_1, is_directory, main, used_arg,
14869 getenv_spec_function): Likewise.
14870 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14871 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14874 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14876 * doc/rtl.texi: Updated subreg section.
14878 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14881 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14882 node->needed and node->reachable.
14883 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14884 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14885 (expand_task_call): Don't call expand_task_copyfn.
14886 (expand_task_copyfn): Renamed to...
14887 (finalize_task_copyfn): ... this.
14889 2008-06-19 Jan Hubicka <jh@suse.cz>
14891 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14892 clobbering framepointer.
14894 2008-06-19 Jan Hubicka <jh@suse.cz>
14896 * tree-optimize.c (execute_early_local_optimizations): Set
14897 cgraph_state only at first invocation.
14899 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14901 * system.h (-Wc++-compat): Activate as a warning, no an error.
14903 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14905 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14906 instead of "#" in insn asm template.
14907 (*jcc_fused_2): Ditto.
14909 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14911 * config/i386/i386.h (ix86_tune_indices)
14912 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14913 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14914 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14915 (*jcc_fused_2): Ditto.
14916 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14917 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14918 (print operand): Handle 'E' and 'e' code.
14920 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14922 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14923 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14924 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14926 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14928 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14930 (cgraph_expand_function): Use local copy of decl.
14931 (cgraph_expand_all_functions): Remove redundant initialization of
14933 (cgraph_optimize): Reword internal_error message.
14935 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
14937 * arm-protos.h (arm_return_in_memory): Remove public
14938 arm_return_in_memory() prototype.
14939 * arm.c (arm_return_in_memory): Add static prototype, add target
14940 hook macro, change definition and comments.
14941 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
14943 2008-06-19 Ben Elliston <bje@au.ibm.com>
14945 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
14946 real.c: Remove references to IEEE 754R.
14947 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
14948 * doc/libgcc.texi (Decimal float library routines): Likewise.
14950 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14952 * targhooks.h (struct gcc_target): New member unwind_word_mode.
14953 (default_unwind_word_mode): Add prototype.
14954 * targhooks.c (default_unwind_word_mode): New function.
14955 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
14956 instead of word_mode.
14957 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
14958 (TARGET_INITIALIZER): Use it.
14960 * c-common.c (handle_mode_attribute): Support "unwind_word"
14962 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
14964 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
14965 word_mode to access SjLj_Function_Context member "data".
14966 (sjlj_emit_dispatch_table): Likewise. Also, perform type
14967 conversion from targetm.eh_return_filter_mode () to
14968 targetm.unwind_word_mode () if they differ.
14970 * builtin-types.def (BT_UNWINDWORD): New primitive type.
14971 (BT_FN_UNWINDWORD_PTR): New function type.
14972 (BT_FN_WORD_PTR): Remove.
14973 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
14974 * except.c (expand_builtin_extend_pointer): Convert pointer to
14975 targetm.unwind_word_mode () instead of word_mode.
14977 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
14978 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
14979 (spu_unwind_word_mode): New function.
14980 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
14981 (TARGET_UNWIND_WORD_MODE): Define.
14982 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
14984 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14986 * config/spu/spu.c (reg_align): Remove.
14987 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
14988 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
14989 (spu_split_store): Likewise.
14991 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
14993 * gcc/tree-vn.c: Fix typo in comment.
14995 2008-06-18 Jan Hubicka <jh@suse.cz>
14997 * cgraphunit.c (cgraph_optimize): Output debug info when doing
14998 toplevel reorder too.
15000 2008-06-18 Jan Hubicka <jh@suse.cz>
15002 * c-opts.c (c_common_post_options): PCH is not compatible with
15004 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15005 -fno-toplevel-reorder by default now.
15007 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15009 PR documentation/30739
15010 * doc/install.texi (Prerequisites): Document dependency on awk.
15012 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15013 Ian Lance Taylor <iant@google.com>
15015 PR rtl-optimization/35604
15016 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15017 only want to change jump destinations, not eventual label comparisons.
15019 2008-06-16 Jan Hubicka <jh@suse.cz>
15021 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15023 (cgraph_analyze_function): Likewise.
15025 2008-06-16 Jan Hubicka <jh@suse.cz>
15027 * cgraph.h (cgraph_mark_if_needed): New function.
15028 * cgraphunit.c (cgraph_mark_if_needed): New function.
15029 * c-decl.c (duplicate_decl): Use it.
15031 2008-06-16 Jan Hubicka <jh@suse.cz>
15033 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15036 2008-06-16 Jan Hubicka <jh@suse.cz>
15038 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15040 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15041 Kazu Hirata <kazu@codesourcery.com>
15042 Maxim Kuvyrkov <maxim@codesourcery.com
15044 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15045 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15046 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15047 EXTRA_SPEC_FUNCTIONS.
15048 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15049 (DRIVER_SELF_SPECS): Adjust.
15050 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15051 * config/mips/st.h, config/mips/t-st: New.
15052 * config/mips/driver-native.c, config/mips/x-native: New.
15053 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15056 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15058 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15060 (ISA_HAS_FP_CONDMOVE): New macro.
15061 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15062 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15063 (ISA_HAS_NMADD3_NMSUB3): New macro.
15064 * config/mips/mips.c (mips_rtx_costs): Update.
15065 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15066 compiling for ST Loongson 2E/2F.
15067 (madd<mode>): Rename to madd4<mode>. Update.
15068 (madd3<mode>): New pattern.
15069 (msub<mode>): Rename to msub4<mode>. Update.
15070 (msub3<mode>): New pattern.
15071 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15072 (nmadd3<mode>): New pattern.
15073 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15074 (nmadd3<mode>_fastmath): New pattern.
15075 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15076 (nmsub3<mode>): New pattern.
15077 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15078 (nmsub3<mode>_fastmath): New pattern.
15079 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15081 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15083 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15084 (DF_REF_INSN_INFO): New.
15085 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15086 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15087 with a NULL DF_REF_INSN_INFO.
15088 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15090 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15091 DF_INSN_INFO_EQ_USES): New.
15092 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15093 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15094 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15095 * df-core.c: Update comment for above changes.
15096 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15097 DF_INSN_UID_* macros.
15098 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15099 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15100 insn rtx. Update all callers.
15101 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15102 df_ref_create_structure, df_insn_refs_collect): Likewise.
15103 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15104 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15105 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15106 macros to access the insn refs.
15107 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15108 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15109 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15110 for accessing the refs.
15111 (try_fwprop_subst): Likewise.
15112 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15113 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15114 for accessing the refs.
15115 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15116 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15117 to look at the insn refs.
15118 (record_uses): Likewise.
15119 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15121 (mark_artificial_uses): Don't mark_insn for artificial refs.
15122 (mark_reg_rependencies): Likewise.
15124 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15126 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15128 * configure: Regenerate.
15130 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15132 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15133 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15134 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15136 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15138 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15139 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15140 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15142 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15144 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15145 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15146 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15148 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15150 * tree-ssa-sccvn.c: Fix format of comments.
15152 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15154 * cgraph.c: Remove unneeded forward declarations of eq_node()
15157 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15159 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15161 (see_update_relevancy): Likewise.
15162 * fwprop.c (try_fwprop_subst): Likewise.
15163 * rtlanal.c (noop_move_p): Likewise.
15164 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15165 notes to non-existing libcall blocks.
15166 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15168 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15169 (dead_libcall_p): Remove.
15170 (delete_trivially_dead_insns): Don't use it.
15171 * web.c (union_defs): Remove comment about keeping nops.
15172 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15173 (compute_hash_table_work): Don't track libcall notes.
15174 (do_local_cprop): Don't take libcall pointers. Don't update
15176 (adjust_libcall_notes): Deleted.
15177 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15178 ever have existed in the first place).
15179 (replace_store_insn): Don't try to remove libcall notes.
15180 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15181 (resolve_reg_notes): Don't call them.
15182 (resolve_simple_move): Likewise.
15183 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15184 Don't remove REG_RETVAL notes.
15185 * emit-rtl.c (try_split): Don't update libcall notes.
15186 (emit_copy_of_insn_after): Dito.
15187 * cselib.c (cselib_current_insn_in_libcall): Remove.
15188 (cselib_process_insn): Don't set/clear it.
15189 (new_elt_loc_list): Don't record it.
15190 (cselib_init): Don't initialize it.
15191 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15192 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15194 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15195 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15196 (init_deps): Don't initialize it.
15197 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15198 * combine.c (delete_noop_moves): Don't update libcall notes.
15199 (can_combine_p): Remove now pointless #if 0 block.
15200 (try_combine): Remove another obsolete #if 0 block.
15201 (distribute_notes): Don't distribute libcall notes.
15202 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15203 * dce.c (libcall_dead_p): Remove.
15204 (delete_unmarked_insns): Don't handle libcall blocks.
15205 (preserve_libcall_for_dce): Remove.
15206 (prescan_insns_for_dce): Don't special-case libcall block insns.
15207 * reload1 (reload): Don't handle libcall notes.
15208 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15211 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15213 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15214 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15215 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15217 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15219 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15220 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15221 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15223 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15225 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15227 2008-06-16 Ira Rosen <irar@il.ibm.com>
15229 PR tree-optimization/36493
15230 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15231 the arguments list. Use VECTYPE to create vector pointer.
15232 (vectorizable_store): Fail if accesses through a pointer to vectype
15233 do not alias the original memory reference operands.
15234 Call vect_create_data_ref_ptr without the removed argument.
15235 (vectorizable_load): Likewise.
15236 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15239 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15242 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15243 reg_equiv_constant.
15245 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15247 * config/mips/loongson2ef.md: New file.
15248 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15249 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15250 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15251 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15252 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15254 (loongson2ef.md): New include.
15255 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15256 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15257 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15258 (loongson_gt_<mode>, loongson_extract_halfword)
15259 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15260 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15261 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15262 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15263 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15264 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15265 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15266 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15267 (vec_interleave_low<mode>): Define type attribute.
15268 * config/mips/mips.c (mips_ls2): New static variable.
15269 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15270 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15271 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15272 Implement target scheduling hooks.
15273 (mips_multipass_dfa_lookahead): Update to handle tuning for
15275 (mips_sched_init): Initialize data for Loongson scheduling.
15276 (mips_ls2_variable_issue): New static function.
15277 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15279 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15280 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15281 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15282 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15283 Handle ST Loongson 2E/2F cores.
15284 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15286 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15288 * omp-low.c (extract_omp_for_data): Fix comment typo.
15291 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15293 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15294 FIXME note about gcc/config.guess.
15295 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15296 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15297 * doc/cppopts.texi: Likewise.
15298 * doc/extend.texi: Likewise.
15299 * doc/gcc.texi: Likewise.
15300 * doc/gccint.texi: Likewise.
15301 * doc/gcov.texi: Likewise.
15302 * doc/gty.texi: Likewise.
15303 * doc/hostconfig.texi: Likewise.
15304 * doc/install.texi: Likewise.
15305 * doc/invoke.texi: Likewise.
15306 * doc/loop.texi: Likewise.
15307 * doc/makefile.texi: Likewise.
15308 * doc/md.texi: Likewise.
15309 * doc/passes.texi: Likewise.
15310 * doc/tm.texi: Likewise.
15311 * doc/tree-ssa.texi: Likewise.
15312 * doc/trouble.texi: Likewise.
15314 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15315 Nathan Sidwell <nathan@codesourcery.com>
15316 Maxim Kuvyrkov <maxim@codesourcery.com>
15317 Richard Sandiford <rdsandiford@googlemail.com>
15319 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15320 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15321 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15323 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15324 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15325 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15327 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15328 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15329 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15330 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15331 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15332 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15333 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15334 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15335 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15336 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15337 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15338 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15339 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15340 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15341 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15342 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15343 (mips_builtins): Add Loongson builtins.
15344 (mips_loongson_2ef_bdesc): New.
15345 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15346 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15347 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15348 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15350 (mips_expand_vector_init): New.
15351 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15352 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15354 * config/mips/mips.md: Add unspec numbers for Loongson
15355 builtins. Include loongson.md.
15356 (MOVE64): Include Loongson vector modes.
15357 (SPLITF): Include Loongson vector modes.
15358 (HALFMODE): Handle Loongson vector modes.
15359 * config/mips/loongson.md: New.
15360 * config/mips/loongson.h: New.
15361 * config.gcc: Add loongson.h header for mips*-*-* targets.
15362 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15364 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15366 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15367 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15368 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15369 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15370 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15371 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15372 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15373 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15374 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15375 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15376 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15377 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15378 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15379 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15380 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15381 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15382 Remove use_fixproto=yes.
15383 (ia64*-*-hpux*): Remove comment about using fixproto.
15384 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15386 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15388 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15390 * configure: Regenerate.
15392 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15394 PR middle-end/36520
15395 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15396 before evaluating it.
15398 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15401 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15402 nested inline functions.
15403 (start_decl, start_function): Don't invert DECL_EXTERNAL
15404 for nested inline functions.
15406 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15408 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15409 splits that must be made for correctness.
15411 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15413 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15414 (AVAIL_NON_MIPS16): Likewise.
15415 (mips_builtin_description): Replace target_flags with a predicate.
15416 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15417 (dspr2_32): New availability predicates.
15418 (MIPS_BUILTIN): New macro.
15419 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15420 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15421 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15422 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15423 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15424 (mips_dsp_32only_bdesc): Merge into...
15425 (mips_builtins): ...this new array.
15426 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15427 (mips_init_builtins): Update after above changes.
15428 (mips_expand_builtin_1): Merge into...
15429 (mips_expand_builtin): ...here and update after above changes.
15431 2008-06-12 Paul Brook <paul@codesourcery.com>
15433 * longlong.h (__arm__): Define count_leading_zeros.
15434 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15435 (clzsi2, clzdi2): New functions.
15436 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15437 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15438 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15439 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15440 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15441 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15442 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15443 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15444 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15445 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15447 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15449 * config/m68k/m68k.c (m68k_tune_flags): New.
15450 (override_options): Compute m68k_tune_flags.
15451 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15452 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15454 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15456 PR middle-end/36506
15457 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15459 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15461 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15462 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15464 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15466 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15467 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15469 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15471 PR middle-end/36506
15472 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15475 2008-06-12 Richard Guenther <rguenther@suse.de>
15477 PR tree-optimization/36345
15478 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15479 add memory_tag_needed flag.
15480 (may_alias_p): Declare.
15481 * tree-ssa-alias.c (may_alias_p): Export.
15482 (set_initial_properties): Use memory_tag_needed flag.
15483 (update_reference_counts): Likewise.
15484 (reset_alias_info): Reset memory_tag_needed flag.
15485 (create_name_tags): Check memory_tag_needed flag.
15486 (dump_points_to_info_for): Dump it.
15487 * tree-ssa-structalias.c (struct variable_info): Remove
15488 directly_dereferenced flag.
15489 (new_var_info): Do not initialize it.
15490 (process_constraint_1): Do not set it.
15491 (update_alias_info): Set is_dereferenced flag.
15492 (set_uids_in_ptset): Use may_alias_p.
15493 (set_used_smts): Check memory_tag_needed flag.
15494 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15495 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15496 memory_tag_needed flag.
15497 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15498 from broken design.
15500 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15502 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15503 red zone for w64 abi.
15504 (ix86_expand_prologue): Likewise.
15505 (ix86_force_to_memory): Likewise.
15506 (ix86_free_from_memory): Likewise.
15508 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15511 * config/rs6000/rs6000.c (rs6000_override_options): Set
15512 rs6000_isel conditionally to the absence of comand line override.
15513 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15514 Remove duplicate rs6000_isel setting.
15515 * config/rs6000/eabispe.h: Ditto.
15517 2008-06-11 Richard Guenther <rguenther@suse.de>
15519 * alias.c (get_alias_set): Use the element alias-set for arrays.
15520 (record_component_aliases): For arrays and vectors do nothing.
15521 * c-common.c (strict_aliasing_warning): Handle the cases
15522 of alias set zero explicitly.
15523 * Makefile.in (dfp.o-warn): Add -Wno-error.
15525 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15527 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15529 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15530 tune_32 tune_64 to supported_defaults. Allow values not
15531 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15532 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15533 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15534 with_cpu_64 to generic for 64-bit-supporting configurations, not
15535 with_cpu. Remove FIXMEs.
15536 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15537 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15538 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15539 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15540 arch_32 and arch_64.
15542 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15543 Olivier Hainque <hainque@adacore.com>
15545 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15546 Use DECL_SIZE_UNIT to retrieve the size of the field.
15548 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15550 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15551 with function calls after declarations. Lay out
15552 neon_float_type_node before further use.
15554 2008-06-11 Richard Guenther <rguenther@suse.de>
15556 * tree-flow.h (may_point_to_global_var): Declare.
15557 * tree-ssa-alias.c (may_point_to_global_var): New function.
15558 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15560 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15562 * configure.ac: Teach that fido supports .debug_line.
15563 * configure: Regenerate.
15565 2008-06-10 Tom Tromey <tromey@redhat.com>
15567 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15570 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15572 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15573 (encode_decimal64, decode_decimal64, encode_decimal128,
15574 decode_decimal128): Reverse order of 32-bit parts of value if host
15575 and target endianness differ.
15577 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15579 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15580 Avoid division by 0.
15581 (tree_mod_pow2_value_transform): Likewise.
15582 (tree_ic_transform): Likewise.
15583 (tree_stringops_transform): Likewise.
15584 (tree_mod_subtract_transform): Likewise.
15585 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15586 (copy_edges_for_bb): Likewise.
15587 (initialize_cfun): Likewise.
15589 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15591 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15592 nonmemory_operand. Add "N" operand constraint.
15594 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15595 (*jcc_btsi_mask): Ditto.
15596 (*jcc_btsi_mask_1): Ditto.
15598 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15600 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15601 TYPE_CANONICAL for copied element type.
15603 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15606 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15607 Add m_CORE2 and m_GENERIC.
15608 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15609 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15611 (*jcc_btdi_rex64): New instruction and split pattern.
15612 (*jcc_btsi): Ditto.
15613 (*jcc_btsi_1): Ditto.
15614 (*btsq): Fix Intel asm dialect operand order.
15618 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15620 PR middle-end/36447
15621 * simplify-rtx.c (simplify_subreg): Add check for shift count
15624 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15626 * doc/md.texi: Synchronize with later constraints.md change.
15627 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15628 with a C implementation.
15629 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15631 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15632 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15633 when moving to and from MD_REGNUM.
15634 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15635 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15636 Handle byte and halfword moves.
15637 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15639 * config/mips/constraints.md (h): Turn into NO_REGS.
15640 (l, x): Update documentation.
15641 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15642 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15643 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15644 (HILO): New mode iterator.
15646 (any_div): New code iterator.
15647 (u): Extend code attribute to div and udiv.
15648 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15649 d_operand in the splitters. Remove redundant CONST_INT checks.
15650 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15651 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15652 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15653 accordingly, using normal moves instead of unspecs to move LO into
15654 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15655 (<u>mulsidi3): Handle expansion in C code.
15656 (<u>mulsidi3_32bit_internal): Rename to...
15657 (<u>mulsidi3_32bit): ...this.
15658 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15659 (*<u>mulsidi3_64bit): Rename to...
15660 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15661 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15662 to set LO and HI to the multiplication result. Use a normal move
15663 for MFLO and an unspec for MFHI.
15664 (*<u>mulsidi3_64bit_parts): Replace with...
15665 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15666 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15667 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15668 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15669 instead of HI. Split the instruction into a separate multiplication
15670 and MFHI if !TARGET_FIX_R4000.
15671 (<su>muldi3_highpart): Likewise.
15672 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15673 and the "=h" clobber.
15674 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15675 (<u>mulditi3): New expander.
15676 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15677 (madsi): Remove "=h" clobber.
15678 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15679 Force the modulus result to be a GPR and split the instruction into
15680 a division followed by an MFHI after reload.
15681 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15682 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15683 the MIPS16 HIGH define_split.
15684 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15685 of acc<->gpr moves to "multi".
15686 (*movdi_64bit): Replace the single "x" alternative with
15687 alternatives for moving into and out of "a".
15688 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15689 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15690 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15691 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15692 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15693 (movti): New expander.
15694 (*movti, *movti_mips16): New insns.
15695 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15696 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15697 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15698 * config/mips/predicates.md (fpr_operand): Delete.
15699 (d_operand): New predicate.
15701 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15703 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15704 failure on some Bourne shells.
15705 (x86_64-*-*): Ditto.
15707 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15709 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15711 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15713 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15714 (sparc-sun-solaris2*): Likewise.
15716 2008-06-09 Arnaud Charlet <charlet@adacore.com
15718 * doc/install.texi: Update requirements to build the Ada compiler.
15720 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15722 * df-scan.c (struct df_scan_problem_data): Remove the
15723 mw_link_pool alloc pool.
15724 (df_scan_free_internal): Don't free it.
15725 (df_scan_alloc): Don't allocate it.
15726 * df.h (struct df_link): Update comment.
15728 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15730 * except.h: Correct checks for when SJLJ exceptions must be used.
15732 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15734 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15737 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15739 PR tree-optimization/36218
15740 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15741 configure for the build system.
15742 (BUILD_LDFLAGS): Define.
15743 * configure: Regenerate.
15744 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15746 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15749 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15750 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15751 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15753 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15755 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15757 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15759 * config.gcc (Obsolete configurations): Remove list of
15761 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15762 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15763 targets matched by those patterns.
15764 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15765 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15766 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15767 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15768 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15769 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15770 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15771 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15772 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15773 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15774 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15775 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15776 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15777 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15778 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15779 Make code for Solaris 7 and greater unconditional for Solaris.
15780 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15781 Remove --with-* handling.
15782 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15783 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15784 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15785 LINK_OS_WINDISS_SPEC): Remove.
15786 * config/rs6000/sysv4.opt (mwindiss): Remove.
15787 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15788 * configure: Regenerate.
15789 * doc/cpp.texi: Don't mention BeOS.
15790 * doc/extend.texi (interrupt): Don't mention MS1.
15791 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15792 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15793 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15794 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15795 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15797 * doc/invoke.texi (MT Options): Remove.
15798 (-mwindiss): Remove.
15799 (CRIS Options): Remove cris-axis-aout references.
15800 (HPPA Options): Don't mention hppa1.1-*-pro.
15801 * doc/md.texi: (MorphoTech family): Remove.
15802 * libgcc2.c: Don't handle UWIN.
15803 * config/alpha/t-unicosmk: Remove.
15804 * config/alpha/unicosmk.h: Remove.
15805 * config/arm/kaos-arm.h: Remove.
15806 * config/arm/kaos-strongarm.h: Remove.
15807 * config/arm/strongarm-coff.h: Remove.
15808 * config/arm/strongarm-elf.h: Remove.
15809 * config/arm/strongarm-pe.h: Remove.
15810 * config/arm/t-strongarm-pe: Remove.
15811 * config/arm/t-xscale-coff: Remove.
15812 * config/arm/t-xscale-elf: Remove.
15813 * config/arm/xscale-coff.h: Remove.
15814 * config/arm/xscale-elf.h: Remove.
15815 * config/chorus.h: Remove.
15816 * config/cris/aout.h: Remove.
15817 * config/cris/aout.opt: Remove.
15818 * config/cris/t-aout: Remove.
15819 * config/i386/beos-elf.h: Remove.
15820 * config/i386/kaos-i386.h: Remove.
15821 * config/i386/ptx4-i.h: Remove.
15822 * config/i386/sco5.h: Remove.
15823 * config/i386/sco5.opt: Remove.
15824 * config/i386/sysv4-cpp.h: Remove.
15825 * config/i386/sysv5.h: Remove.
15826 * config/i386/t-beos: Remove.
15827 * config/i386/t-sco5: Remove.
15828 * config/i386/t-uwin: Remove.
15829 * config/i386/uwin.asm: Remove.
15830 * config/i386/uwin.h: Remove.
15831 * config/kaos.h: Remove.
15832 * config/mips/windiss.h: Remove.
15833 * config/mt: Remove directory.
15834 * config/pa/pa-osf.h: Remove.
15835 * config/pa/pa-pro-end.h: Remove.
15836 * config/pa/t-pro: Remove.
15837 * config/ptx4.h: Remove.
15838 * config/rs6000/beos.h: Remove.
15839 * config/rs6000/kaos-ppc.h: Remove.
15840 * config/rs6000/t-beos: Remove.
15841 * config/rs6000/windiss.h: Remove.
15842 * config/sh/kaos-sh.h: Remove.
15843 * config/sol2-6.h: Remove.
15844 * config/sparc/sol26-sld.h: Remove.
15845 * config/sparc/sysv4-only.h: Remove.
15846 * config/vax/bsd.h: Remove.
15847 * config/vax/t-memfuncs: Remove.
15848 * config/vax/ultrix.h: Remove.
15849 * config/vax/vaxv.h: Remove.
15850 * config/windiss.h: Remove.
15852 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15854 PR rtl-optimization/36438
15855 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15856 for vector shifts with constant scalar shift operands.
15858 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15860 * doc/invoke.texi: Document -march=xlr.
15861 * config/mips/xlr.md: New file.
15862 * config/mips/mips.md: Include it.
15864 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15865 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15866 (mips_rtx_cost_data): Likewise.
15868 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15870 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15871 PRE_INC and PRE_DEC cases.
15873 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15875 PR rtl-optimization/36419
15876 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15877 the emitting jump insn.
15880 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15881 is not bool, boolify the whole *expr_p and convert to the desired type.
15883 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15885 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15886 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15887 Add omp_private_outer_ref hook, add another argument to
15888 omp_clause_default_ctor hook.
15889 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15890 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15891 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15892 hook_tree_tree_tree_tree_null.
15893 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15894 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15895 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15896 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15897 * tree.def (OMP_TASK): New tree code.
15898 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15899 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15900 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15901 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15902 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15903 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15904 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15905 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15906 (OMP_DIRECTIVE_P): Add OMP_TASK.
15907 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15908 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15909 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15910 and OMP_CLAUSE_UNTIED entries.
15911 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15913 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15914 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15915 * tree-pretty-print.c (dump_omp_clause): Handle
15916 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15917 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15918 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15919 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15920 warning about unsigned iterators. Change decl/init/cond/incr
15921 arguments to TREE_VECs, check arguments for all collapsed loops.
15922 (c_finish_omp_taskwait): New function.
15923 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15925 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15926 default_function_array_conversion on init. Add par_clauses argument.
15927 If decl is present in parallel's lastprivate clause, change it to
15928 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15929 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15930 collapse count in clauses.
15931 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15932 c_parser_omp_for_loop callers.
15933 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15934 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15935 (c_parser_omp_clause_name): Handle collapse and untied clauses.
15936 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
15938 (c_parser_omp_clause_schedule): Handle schedule(auto).
15939 Include correct location in the error message.
15940 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
15941 and PRAGMA_OMP_CLAUSE_UNTIED.
15942 (OMP_TASK_CLAUSE_MASK): Define.
15943 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
15944 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
15945 * tree-nested.c (convert_nonlocal_omp_clauses,
15946 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
15947 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
15948 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15949 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
15951 (conver_nonlocal_reference, convert_local_reference,
15952 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
15953 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
15954 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
15955 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
15956 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
15957 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
15958 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
15959 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
15960 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15962 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
15963 * c-common.h (c_finish_omp_taskwait): New prototype.
15964 * gimple-low.c (lower_stmt): Handle OMP_TASK.
15965 * tree-parloops.c (create_parallel_loop): Create 1 entry
15966 vectors for OMP_FOR_{INIT,COND,INCR}.
15967 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15968 (make_edges): Handle OMP_TASK.
15969 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
15970 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15971 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
15972 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
15973 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
15974 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15975 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15976 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
15977 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
15978 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
15979 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
15980 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
15981 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
15982 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
15983 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
15984 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
15985 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
15986 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
15987 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
15988 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
15989 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
15990 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
15991 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
15992 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
15993 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
15994 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
15995 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
15996 original iterator is present in lastprivate clause or if
15997 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
15998 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15999 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16000 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16001 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16002 if it is set, lookup var in outer contexts too. Handle
16003 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16004 to be implicitly determined firstprivate for task regions.
16005 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16006 if it is set, lookup var in outer contexts too. Set
16007 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16008 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16009 OMP_CLAUSE_UNTIED. Take region_type as last argument
16010 instead of in_parallel and in_combined_parallel.
16011 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16013 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16014 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16015 (new_omp_context): Set default_kind to
16016 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16017 (omp_region_type): New enum.
16018 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16019 fields, add region_type.
16020 (new_omp_context): Take region_type as argument instead of is_parallel
16021 and is_combined_parallel.
16022 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16023 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16024 ctx->is_combined_parallel checks.
16025 (gimplify_omp_task): New function.
16026 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16028 * omp-low.c (extract_omp_for_data): Use schedule(static)
16029 for schedule(auto). Handle pointer and unsigned iterators.
16030 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16031 Add loops argument. Extract data for collapsed OMP_FOR loops.
16032 (expand_parallel_call): Assert sched_kind isn't auto,
16033 map runtime schedule to index 3.
16034 (struct omp_for_data_loop): New type.
16035 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16036 Add loop, loops, collapse and iter_type fields.
16037 (workshare_safe_to_combine_p): Disallow combined for if
16038 iter_type is unsigned long long. Don't combine collapse > 1 loops
16039 unless all bounds and steps are constant. Adjust extract_omp_for_data
16041 (expand_omp_for_generic): Handle pointer, unsigned and long long
16042 iterators. Handle collapsed OMP_FOR loops. Adjust
16043 for struct omp_for_data changes. If libgomp function doesn't return
16044 boolean_type_node, add comparison of the return value with 0.
16045 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16046 pointer, unsigned and long long iterators. Adjust for struct
16047 omp_for_data changes.
16048 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16049 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16050 unsigned long long. Allocate loops array, pass it to
16051 extract_omp_for_data. For collapse > 1 loops use always
16052 expand_omp_for_generic.
16053 (omp_context): Add sfield_map and srecord_type fields.
16054 (is_task_ctx, lookup_sfield): New functions.
16055 (use_pointer_for_field): Use is_task_ctx helper. Change first
16056 argument's type from const_tree to tree. Clarify comment.
16057 In OMP_TASK disallow copy-in/out sharing.
16058 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16059 (install_var_field): Add mask argument. Populate both record_type
16060 and srecord_type if needed.
16061 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16063 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16064 and DECL_FIELD_OFFSET.
16065 (scan_sharing_clauses): Adjust install_var_field callers. For
16066 firstprivate clauses on explicit tasks allocate the var by value in
16067 record_type unconditionally, rather than by reference.
16068 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16069 Use is_taskreg_ctx instead of is_parallel_ctx.
16070 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16071 (create_omp_child_function_name): Add task_copy argument, use
16072 *_omp_cpyfn* names if it is true.
16073 (create_omp_child_function): Add task_copy argument, if true create
16074 *_omp_cpyfn* helper function.
16075 (scan_omp_parallel): Adjust create_omp_child_function callers.
16076 Rename parallel_nesting_level to taskreg_nesting_level.
16077 (scan_omp_task): New function.
16078 (lower_rec_input_clauses): Don't run constructors for firstprivate
16079 explicit task vars which are initialized by *_omp_cpyfn*.
16080 Pass outer var ref to omp_clause_default_ctor hook if
16081 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16082 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16083 OMP_CLAUSE_REDUCTION_INIT.
16084 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16085 avoid duplicate setting of fields. Handle
16086 OMP_CLAUSE_PRIVATE_OUTER_REF.
16087 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16088 copy-out if TREE_READONLY, only copy-in.
16089 (expand_task_copyfn): New function.
16090 (expand_task_call): New function.
16091 (struct omp_taskcopy_context): New type.
16092 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16094 (lower_omp_parallel): Rename to...
16095 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16096 Call create_task_copyfn if srecord_type is needed. Adjust
16098 (task_shared_vars): New variable.
16099 (check_omp_nesting_restrictions): Warn if work-sharing,
16100 barrier, master or ordered region is closely nested inside OMP_TASK.
16101 Add warnings for barrier if closely nested inside of work-sharing,
16102 ordered, or master region.
16103 (scan_omp_1): Call check_omp_nesting_restrictions even for
16104 GOMP_barrier calls. Rename parallel_nesting_level to
16105 taskreg_nesting_level. Handle OMP_TASK.
16106 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16107 work-sharing construct, continue looking for them on parent parallel
16109 (lower_omp_for_lastprivate): Add lastprivate clauses
16110 to the beginning of dlist rather than end. Adjust for struct
16111 omp_for_data changes.
16112 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16113 not after it. Handle collapsed OMP_FOR loops, adjust for
16114 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16115 (get_ws_args_for): Adjust extract_omp_for_data caller.
16116 (scan_omp_for): Handle collapsed OMP_FOR
16117 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16118 (lower_omp_single_simple): If libgomp function doesn't return
16119 boolean_type_node, add comparison of the return value with 0.
16120 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16121 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16122 (parallel_nesting_level): Rename to...
16123 (taskreg_nesting_level): ... this.
16124 (is_taskreg_ctx): New function.
16125 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16126 of is_parallel_ctx.
16127 (execute_lower_omp): Rename parallel_nesting_level to
16128 taskreg_nesting_level.
16129 (expand_omp_parallel): Rename to...
16130 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16131 Call omp_task_call for OMP_TASK regions.
16132 (expand_omp): Adjust caller, handle OMP_TASK.
16133 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16135 * bitmap.c (bitmap_default_obstack_depth): New variable.
16136 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16137 if argument is NULL and bitmap_default_obstack is already initialized.
16138 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16140 * matrix-reorg.c (matrix_reorg): Likewise.
16142 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16144 * config/i386/i386.md (*indirect_jump): Macroize using P
16145 mode iterator. Remove !TARGET_64BIT from insn constraints.
16146 (*tablejump_1): Ditto.
16147 (*indirect_jump_rex64): Remove insn pattern.
16148 (*tablejump_1_rex64): Ditto.
16149 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16150 and eh_return_si insn patterns.
16152 2008-06-06 Richard Guenther <rguenther@suse.de>
16154 * tree-ssa-structalias.c (merge_smts_into): Remove.
16155 (find_what_p_points_to): Do not bother to compute the
16156 points-to set for pt_anything pointers.
16157 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16158 for pt_anything pointers is ok.
16160 2008-06-06 Jan Hubicka <jh@suse.cz>
16162 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16164 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16166 * cgraph.c: Fix typos in comments.
16167 (cgraph_availability_names): Fix string typo.
16168 * fold-const.c: Fix typos in comments.
16169 (fold_binary): Fix typo in warning.
16170 * genautomata.c: Fix typos in comments.
16171 (check_presence_pattern_sets): Fix typo in local variable.
16172 (output_description): Fix typo in output.
16173 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16174 * hwint.h: Likewise.
16175 * matrix-reorg.c (check_allocation_function): Likewise.
16176 * omega.c (smooth_weird_equations): Likewise.
16177 * auto-inc-dec.c: Fix typos in comments.
16178 * bb-reorder.c: Likewise.
16179 * builtins.c: Likewise.
16180 * c-common.c: Likewise.
16181 * c-cppbuiltin.c: Likewise.
16182 * c-parser.c: Likewise.
16183 * c-pretty-print.c: Likewise.
16184 * cfgcleanup.c: Likewise.
16185 * cfgexpand.c: Likewise.
16186 * cfghooks.c: Likewise.
16187 * cfglayout.c: Likewise.
16188 * cfgloopmanip.c: Likewise.
16189 * cgraphunit.c: Likewise.
16190 * coverage.c: Likewise.
16191 * dbxout.c: Likewise.
16192 * df-byte-scan.c: Likewise.
16193 * df-core.c: Likewise.
16194 * df-problems.c: Likewise.
16195 * df-scan.c: Likewise.
16197 * dominance.c: Likewise.
16198 * domwalk.c: Likewise.
16200 * dwarf2out.c: Likewise.
16201 * emit-rtl.c: Likewise.
16202 * et-forest.c: Likewise.
16203 * function.c: Likewise.
16204 * function.h: Likewise.
16206 * gcov-io.c: Likewise.
16207 * gcov.c: Likewise.
16208 * gcse.c: Likewise.
16209 * genattrtab.c: Likewise.
16210 * ggc-page.c: Likewise.
16211 * gimplify.c: Likewise.
16212 * gthr-lynx.h: Likewise.
16213 * haifa-sched.c: Likewise.
16214 * ipa-cp.c: Likewise.
16215 * ipa-inline.c: Likewise.
16216 * ipa-prop.h: Likewise.
16217 * ipa-pure-const.c: Likewise.
16218 * ipa-struct-reorg.c: Likewise.
16219 * ipa-struct-reorg.h: Likewise.
16220 * ipa-type-escape.c: Likewise.
16222 * loop-doloop.c: Likewise.
16223 * mips-tfile.c: Likewise.
16224 * mkmap-flat.awk: Likewise.
16225 * mkmap-symver.awk: Likewise.
16226 * modulo-sched.c: Likewise.
16227 * omp-low.c: Likewise.
16228 * optabs.c: Likewise.
16229 * optabs.h: Likewise.
16230 * opts.c: Likewise.
16231 * passes.c: Likewise.
16232 * postreload-gcse.c: Likewise.
16233 * postreload.c: Likewise.
16234 * predict.c: Likewise.
16235 * pretty-print.h: Likewise.
16236 * profile.c: Likewise.
16237 * protoize.c: Likewise.
16238 * ra-conflict.c: Likewise.
16239 * real.c: Likewise.
16240 * recog.c: Likewise.
16241 * regclass.c: Likewise.
16242 * regs.h: Likewise.
16243 * reload.c: Likewise.
16244 * rtl-error.c: Likewise.
16245 * rtlanal.c: Likewise.
16246 * scan.h: Likewise.
16247 * sched-rgn.c: Likewise.
16249 * stmt.c: Likewise.
16250 * target.h: Likewise.
16251 * tree-dfa.c: Likewise.
16252 * tree-eh.c: Likewise.
16253 * tree-flow-inline.h: Likewise.
16254 * tree-inline.c: Likewise.
16255 * tree-into-ssa.c: Likewise.
16256 * tree-loop-distribution.c: Likewise.
16257 * tree-nested.c: Likewise.
16258 * tree-parloops.c: Likewise.
16259 * tree-pass.h: Likewise.
16260 * tree-pretty-print.c: Likewise.
16261 * tree-profile.c: Likewise.
16262 * tree-scalar-evolution.c: Likewise.
16263 * tree-sra.c: Likewise.
16264 * tree-ssa-alias-warnings.c: Likewise.
16265 * tree-ssa-ccp.c: Likewise.
16266 * tree-ssa-coalesce.c: Likewise.
16267 * tree-ssa-dom.c: Likewise.
16268 * tree-ssa-dse.c: Likewise.
16269 * tree-ssa-forwprop.c: Likewise.
16270 * tree-ssa-live.c: Likewise.
16271 * tree-ssa-live.h: Likewise.
16272 * tree-ssa-loop-im.c: Likewise.
16273 * tree-ssa-loop-ivopts.c: Likewise.
16274 * tree-ssa-loop-niter.c: Likewise.
16275 * tree-ssa-loop-prefetch.c: Likewise.
16276 * tree-ssa-phiopt.c: Likewise.
16277 * tree-ssa-phiprop.c: Likewise.
16278 * tree-ssa-sccvn.c: Likewise.
16279 * tree-ssa-ter.c: Likewise.
16280 * tree-ssa-threadupdate.c: Likewise.
16281 * tree-ssa.c: Likewise.
16282 * tree-vect-analyze.c: Likewise.
16283 * tree-vect-transform.c: Likewise.
16284 * tree-vectorizer.c: Likewise.
16285 * tree-vn.c: Likewise.
16286 * tree-vrp.c: Likewise.
16287 * tree.c: Likewise.
16288 * tree.def: Likewise.
16289 * tree.h: Likewise.
16290 * unwind-dw2-fde.c: Likewise.
16291 * unwind.inc: Likewise.
16292 * value-prof.c: Likewise.
16293 * vmsdbgout.c: Likewise.
16295 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16297 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16298 always place FP constants in the TOC for TARGET_POWERPC64.
16299 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16301 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16303 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16304 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16305 enable for TARGET_E500_DOUBLE.
16306 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16307 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16308 floating-point modes like integer modes for E500 double.
16309 (rs6000_legitimate_offset_address_p): Likewise.
16310 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16311 addressing for DDmode for E500 double.
16312 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16313 modes as using 64-bits of registers for E500 double.
16314 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16315 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16316 specially for E500 double.
16317 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16318 TDmode for E500 double.
16319 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16320 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16321 (rs6000_split_multireg_move): Do not handle TDmode specially for
16323 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16324 using 64-bit registers for E500 double.
16325 (emit_frame_save): Do not handle DDmode specially for E500 double.
16326 (gen_frame_mem_offset): Likewise.
16327 (rs6000_function_value): Do not call spe_build_register_parallel
16328 for DDmode or TDmode.
16329 (rs6000_libcall_value): Likewise.
16330 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16331 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16334 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16336 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16339 2008-06-04 Junjie Gu <jgu@tensilica.com>
16341 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16342 comparison for frame pointers.
16344 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16347 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16349 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16352 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16353 register is already smaller or equal to required mode.
16355 2008-06-04 Xinliang David Li <davidxl@google.com>
16357 * tree-call-cdce.c: New file.
16358 (cond_dead_built_in_calls): New static variable.
16359 (input_domain): New struct.
16360 (check_pow): New function.
16361 (check_builtin_call): Ditto.
16362 (check_target_format): Ditto.
16363 (is_call_dce_candidate): Ditto.
16364 (gen_one_condition): Ditto.
16365 (gen_conditions_for_domain): Ditto.
16366 (get_domain): Ditto.
16367 (gen_conditions_for_pow_cst_base): Ditto.
16368 (gen_conditions_for_pow_int_base): Ditto.
16369 (gen_conditions_for_pow): Ditto.
16370 (get_no_error_domain): Ditto.
16371 (gen_shrink_wrap_conditions): Ditto.
16372 (shrink_wrap_one_built_in_call): Ditto.
16373 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16374 (tree_call_cdce): Ditto.
16375 (gate_call_cdce): Ditto.
16376 (pass_call_cdce): New gimple pass.
16377 * passes.c: (init_optimization_passes): New pass.
16378 * tree-pass.h: New pass declaration.
16379 * opts.c (decode_options): New flag setting.
16380 * common.opt: Add -ftree-builtin-call-dce flag.
16381 * Makefile.in: Add new source file.
16382 * tempvar.def: New tv_id.
16383 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16385 2008-06-04 Richard Guenther <rguenther@suse.de>
16387 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16388 (is_call_clobbered): Always check var_ann->call_clobbered.
16389 (mark_call_clobbered): Always set var_ann->call_clobbered.
16390 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16391 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16392 (reset_alias_info): Clear call clobbering info on MTAGs and
16394 (set_pt_anything): Set pt_global_mem.
16395 (create_tag_raw): Adjust comment.
16396 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16398 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16399 Maxim Kuvyrkov <maxim@codesourcery.com>
16401 * config/m68k/m68k.opt (mxgot): New option.
16402 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16403 (m68k_output_addr_const_extra): New.
16404 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16405 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16406 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16407 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16409 2008-06-04 Richard Guenther <rguenther@suse.de>
16411 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16412 negative or non-representable offsets.
16414 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16416 * config/i386/i386.c (ix86_gen_leave): New.
16417 (ix86_gen_pop1): Likewise.
16418 (ix86_gen_add3): Likewise.
16419 (ix86_gen_sub3): Likewise.
16420 (ix86_gen_sub3_carry): Likewise.
16421 (ix86_gen_one_cmpl2): Likewise.
16422 (ix86_gen_monitor): Likewise.
16423 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16424 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16425 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16426 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16427 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16428 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16429 (ix86_expand_epilogue): Updated.
16430 (print_operand): Handle integer register operand for 'z'.
16431 (ix86_expand_strlensi_unroll_1): Likewise.
16432 (ix86_expand_strlen): Likewise.
16433 (ix86_expand_builtin): Likewise.
16434 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16435 mov{q}/mov{l} and add{q}/add{l}.
16437 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16439 * config/i386/i386.md (P): New mode iterator.
16440 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16441 using P mode iterator.
16442 (DFmode push_operand splitter): Ditto.
16443 (XFmode push_operand splitter): Ditto.
16444 (DFmode float_extend SFmode push_operand splitter): Ditto.
16445 (XFmode float_extend SFmode push_operand splitter): Do not generate
16446 SImode pushes for 64bit target. Macroize Dimode and SImode
16447 pushes using P mode iterator.
16448 (XFmode float_extend DFmode push_operand splitter): Ditto.
16450 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16452 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16453 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16454 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16455 return type to int.
16456 (ix86_call_abi_override): Remove check for call_used_regs.
16458 2008-06-03 Richard Guenther <rguenther@suse.de>
16460 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16461 for the lhs of calls if the return type contains pointers.
16463 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16465 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16466 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16467 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16468 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16469 of cfun and DEFAULT_ABI to deceide abi mode.
16470 (DEFAULT_ABI): New.
16471 (REG_PARM_STACK_SPACE): Removed.
16472 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16473 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16474 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16475 (ix86_function_abi): Likewise.
16476 (ix86_function_type_abi): Likewise.
16477 (ix86_call_abi_override): Likewise.
16478 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16479 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16480 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16481 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16483 (X86_64_REGPARM_MAX): New.
16484 (X86_64_SSE_REGPARM_MAX): New.
16485 (X64_REGPARM_MAX): New.
16486 (X64_SSE_REGPARM_MAX): New.
16487 (X86_32_REGPARM_MAX): New.
16488 (X86_32_SSE_REGPARM_MAX): New.
16489 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16490 (ix86_function_regparm): Handle user calling abi.
16491 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16492 by DEFAULT_ABI versus SYSV_ABI check.
16493 (ix86_reg_parm_stack_space): New.
16494 (ix86_function_type_abi): New.
16495 (ix86_call_abi_override): New.
16496 (ix86_function_abi): New.
16497 (ix86_cfun_abi): New.
16498 (init_cumulative_args): Call abi specific initialization.
16499 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16500 (function_arg_64): Extend SSE_REGPARM_MAX check.
16501 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16502 (ix86_pass_by_reference): Likewise.
16503 (ix86_function_value_regno_p): Likewise.
16504 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16505 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16506 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16507 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16508 (setup_incoming_varargs_64): Adjust regparm for call abi.
16509 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16510 (ix86_va_start): Likewise.
16511 (ix86_gimplify_va_arg): Likewise.
16512 (ix86_expand_prologue): Likewise.
16513 (output_pic_addr_const): Likewise.
16514 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16515 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16516 (x86_output_mi_thunk): Likewise.
16517 (x86_function_profiler): Likewise.
16518 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16519 (SYSV_ABI, MS_ABI): New constants.
16520 (DEFAULT_ABI): New.
16521 (init_regs): Add prototype of function in regclass.c file.
16522 (OVERRIDE_ABI_FORMAT): New.
16523 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16524 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16525 (OUTGOING_REG_PARM_STACK_SPACE): New.
16526 (ix86_reg_parm_stack_space): New prototype.
16527 (CUMULATIVE_ARGS): Add call_abi member.
16528 (machine_function): Add call_abi member.
16529 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16530 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16532 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16535 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16536 (avr_builtin_setjmp_frame_value): New function.
16537 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16538 (nonlocal_goto): Define.
16540 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16542 * config/mips/mips.c (mips_emit_loadgp): Return early if
16543 there is nothing do to, otherwise emit a blockage if
16544 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16545 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16547 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16549 * configure.ac: Drop unneeded backslash ending up in config.in.
16550 * acinclude.m4: Likewise.
16551 * config.in: Regenerate.
16553 2008-05-26 Jan Hubicka <jh@suse.cz>
16555 * predict.c (maybe_hot_frequency_p): Break out of...
16556 (maybe_hot_bb_p): ... here.
16557 (maybe_hot_edge_p): New.
16558 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16559 * basic-block.h (maybe_hot_edge_p): Declare.
16561 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16563 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16564 (*cmpfp_<mode>_cc): Ditto.
16565 (*fp_jcc_8<mode>_387): Ditto.
16566 (*fop_<MODEF:mode>_2_i387): Ditto.
16567 (*fop_<MODEF:mode>_3_i387): Ditto.
16568 (*fop_xf_2_i387): Ditto.
16569 (*fop_xf_3_i387): Ditto.
16571 2008-06-02 Tomas Bily <tbily@suse.cz>
16573 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16575 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16577 * config/mips/mips.c (mips_valid_offset_p): New function.
16578 (mips_valid_lo_sum_p): Likewise.
16579 (mips_classify_address): Use them.
16580 (mips_force_address): New function.
16581 (mips_legitimize_address): Use it.
16582 * config/mips/mips.md (MOVE128): New mode iterator.
16583 (movtf): Require TARGET_64BIT. Remove empty strings.
16584 (*movtf_internal): Rename to...
16585 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16586 of "R" and use {,fp}{load,store} attributes instead of "multi".
16587 Use a separate define_split.
16588 (*movtf_mips16): New pattern.
16590 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16592 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16593 * config/mips/mips.c (mips_expand_before_return): New function.
16594 (mips_expand_epilogue): Call it.
16595 * config/mips/mips.md (return): Turn into a define_expand.
16596 (*return): New insn.
16598 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16600 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16601 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16602 functions. Do not emit uses and clobbers of CONCATs; individually
16603 use and clobber their operands.
16604 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16605 gen_clobber, emit_use and gen_use.
16606 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16607 (expand_builtin_return): Likewise.
16608 * cfgbuild.c (count_basic_blocks): Likewise.
16609 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16610 * explow.c (emit_stack_restore): Likewise.
16611 * expmed.c (extract_bit_field_1): Likewise.
16612 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16613 (emit_move_multi_word, store_constructor): Likewise.
16614 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16615 (thread_prologue_and_epilogue_insns): Likewise.
16616 * lower-subreg.c (resolve_simple_move): Likewise.
16617 * optabs.c (widen_operand, expand_binop): Likewise.
16618 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16619 * reload.c (find_reloads): Likewise.
16620 * reload1.c (eliminate_regs_in_insn): Likewise.
16621 * stmt.c (expand_nl_goto_receiver): Likewise.
16622 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16623 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16624 * config/arm/arm.c (arm_load_pic_register): Likewise.
16625 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16626 * config/arm/arm.md (untyped_return): Likewise.
16627 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16628 * config/avr/avr.c (expand_prologue): Likewise.
16629 * config/bfin/bfin.c (do_unlink): Likewise.
16630 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16631 * config/cris/cris.c (cris_expand_prologue): Likewise.
16632 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16633 (machopic_legitimize_pic_address): Likewise.
16634 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16635 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16636 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16637 (ix86_expand_convert_uns_didf_sse): Likewise.
16638 (ix86_expand_vector_init_general): Likewise.
16639 * config/ia64/ia64.md (eh_epilogue): Likewise.
16640 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16641 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16642 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16643 (config/iq2000/iq2000.c): Likewise.
16644 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16645 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16646 (builtin_longjmp): Likewise.
16647 * config/mn10300/mn10300.md (call, call_value): Likewise.
16648 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16649 * config/pdp11/pdp11.md (abshi2): Likewise.
16650 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16651 * config/s390/s390.c (s390_emit_prologue): Likewise.
16652 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16653 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16654 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16655 * config/sh/sh.c (prepare_move_operands): Likewise.
16656 (output_stack_adjust, sh_expand_epilogue): Likewise.
16657 (sh_set_return_address, sh_expand_t_scc): Likewise.
16658 * config/sparc/sparc.c (load_pic_register): Likewise.
16659 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16660 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16661 * config/v850/v850.c (expand_epilogue): Likewise.
16663 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16665 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16666 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16667 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16668 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16669 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16670 stack pointer register.
16671 (output_movhi): Remove code for interrupt specific writing to the
16672 stack pointer register.
16674 2008-05-31 Richard Guenther <rguenther@suse.de>
16676 PR tree-optimization/34244
16677 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16678 (tree_expr_nonzero_warnv_p): Likewise.
16679 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16680 ssa_name_nonnegative_p.
16681 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16682 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16683 not tree_expr_nonzero_warnv_p.
16685 PR tree-optimization/36262
16687 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16689 PR tree-optimization/34244
16690 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16691 (record_numbers_of_iterations): New function.
16692 (execute_vrp): Cache the numbers of iterations of loops.
16693 * tree-scalar-evolution.c (scev_reset_except_niters):
16695 (scev_reset): Use scev_reset_except_niters.
16696 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16698 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16700 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16701 __WORKAROUND_RETS when appropriate.
16703 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16705 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16706 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16708 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16709 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16710 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16711 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16712 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16713 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16714 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16715 *fop_df_1_sse insn patterns using MODEF mode iterator.
16716 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16717 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16718 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16719 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16720 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16721 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16722 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16723 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16724 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16725 (*fop_xf_5_i387): Ditto.
16726 (*fop_xf_6_i387): Ditto.
16728 2008-05-30 Richard Guenther <rguenther@suse.de>
16730 * builtins.c (build_string_literal): Avoid generating
16731 a non-gimple_val result.
16733 2008-05-30 DJ Delorie <dj@redhat.com>
16735 * exec-tool.in: Use an environment variable (private) instead of a
16736 file (shared) as a semaphore, so as to not break parallel builds.
16738 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16740 * optabs.c (maybe_encapsulate_block): Remove.
16741 (emit_libcall_block): Adjust accordingly.
16742 * optabs.h (maybe_encapsulate_block): Remove prototype.
16744 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16745 Don't use maybe_encapsulate_block.
16747 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16749 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16750 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16751 rtx is a SYMBOL_REF before calling get_pool_constant.
16753 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16755 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16757 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16759 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16760 rather than OS names to choose INO_T_EQ definition.
16761 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16762 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16764 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16767 * config/darwin-f.c: New.
16768 * config/t-darwin: Added rule to build darwin-f.o.
16769 * config.gcc: Defined new variable, fortran_target_objs.
16770 (*-*-darwin*): Set fortran_target_objs.
16771 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16772 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16773 * configure: Regenerated.
16775 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16778 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16779 canonical type if needed.
16781 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16783 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16785 2008-05-29 Richard Guenther <rguenther@suse.de>
16787 PR tree-optimization/36343
16788 PR tree-optimization/36346
16789 PR tree-optimization/36347
16790 * tree-flow.h (clobber_what_p_points_to): Declare.
16791 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16792 pointed-to variable is dereferenced is irrelevant to whether
16793 the pointer can access the pointed-to variable.
16794 (clobber_what_p_points_to): New function.
16795 * tree-ssa-alias.c (set_initial_properties): Use it.
16796 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16797 call clobber check for NMTs.
16799 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16801 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16802 for printing gcov_type.
16804 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16806 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16807 and the eh region information.
16808 * value-prof.c (gimple_move_stmt_histograms): New function.
16809 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16811 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16813 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16815 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16817 * value-prof.c (tree_ic_transform): Print counts.
16818 * tree-profile.c (tree_gen_ic_func_profiler):
16819 Clear __gcov_indreict_call_callee variable to avoid misattribution
16822 2008-05-28 Rafael Espíndola <espindola@google.com>
16824 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16827 2008-05-28 Richard Guenther <rguenther@suse.de>
16829 PR tree-optimization/36339
16830 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16831 and clobbering code out of the loop.
16833 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16835 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16838 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16839 s390_contiguous_bitmask_p, s390_symref_operand_p,
16840 s390_check_symref_alignment, s390_reload_larl_operand,
16841 s390_reload_symref_address): New functions.
16842 (s390_branch_condition_mnemonic): Support compare and branch
16844 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16845 and 'W' constraints.
16846 (s390_secondary_reload): Add secondary reloads for unaligned
16847 symbol refs or symbol refs to floating point or QI/TI mode
16849 (legitimate_address_p): Accept symbol references as addresses.
16850 (s390_expand_insv): Use rotate and insert selected bits
16851 instruction for insv when building for z10.
16852 (print_operand_address): Handle symbol ref addresses.
16853 (print_operand): Output modifier 'c' added for signed byte values.
16854 (s390_encode_section_info): Mark symbol refs with
16855 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16857 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16858 (length attribute): RRF, RRR have 4 byte length.
16859 (FPALL, INTALL): New mode iterators added.
16860 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16861 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16862 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16863 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16864 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16865 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16866 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16867 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16869 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16870 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16871 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16872 reload<INTALL:mode><P:mode>_toreg_z10,
16873 reload<FPALL:mode><P:mode>_tomem_z10,
16874 reload<FPALL:mode><P:mode>_toreg_z10,
16875 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16876 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16877 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16878 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16880 (movmem, clrmem, cmpmem): New splitters added.
16882 * config/s390/predicates.md (larl_operand): Use
16883 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16884 SYMBOL_REF_ALIGN1_P.
16885 (s390_signed_integer_comparison,
16886 s390_unsigned_integer_comparison): New predicates.
16888 * config/s390/s390-protos.h (s390_check_symref_alignment,
16889 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16890 s390_reload_symref_address,
16891 s390_compare_and_branch_condition_mask): Prototypes added.
16893 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16894 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16895 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16897 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16899 * config/s390/s390.c (z10_cost): New cost function for z10.
16900 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16901 (s390_issue_rate): Adjust issue rate for z10.
16902 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16903 (processor_flags): Add PF_Z10.
16904 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16905 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16906 * gcc/config.gcc: Add z10.
16908 2008-05-28 Richard Guenther <rguenther@suse.de>
16910 PR tree-optimization/36291
16911 * tree-flow. h (struct gimple_df): Remove var_anns member.
16912 * tree-flow-inline.h (gimple_var_anns): Remove.
16913 (var_ann): Simplify.
16914 * tree-dfa.c (create_var_ann): Simplify.
16915 (remove_referenced_var): Clear alias info from var_anns of globals.
16916 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16917 (delete_tree_ssa): Clear alias info from var_anns of globals.
16918 Do not free var_anns.
16919 (var_ann_eq): Remove.
16920 (var_ann_hash): Likewise.
16922 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16924 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16925 and loongson2f entries.
16926 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16927 * config/mips/mips.h (processor_type): Add Loongson-2E
16928 and Loongson-2F entries.
16929 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16930 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16931 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16932 * doc/invoke.texi (MIPS Options): Document loongson2e
16933 and loongson2f processor names.
16935 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16939 * config/i386/i386.c (ix86_function_arg_boundary): Use
16940 alignment of canonical type.
16941 (ix86_expand_vector_move): Check unaligned memory access for
16944 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16946 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
16947 Moved to the front of file.
16949 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
16950 H.J. Lu <hongjiu.lu@intel.com>
16952 * dwarf2out.c (current_fde): New.
16954 (lookup_cfa:): Likewise.
16955 (dwarf2out_end_epilogue): Likewise.
16956 (dwarf2out_note_section_used): Likewise.
16958 2008-05-27 Michael Matz <matz@suse.de>
16961 * c.opt (Wenum-compare): New warning option.
16962 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
16964 2008-05-27 Michael Matz <matz@suse.de>
16966 PR middle-end/36326
16967 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
16969 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
16970 into memory as tail calls.
16972 2008-05-27 Richard Guenther <rguenther@suse.de>
16974 PR tree-optimization/36339
16975 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
16976 pointers cause all addressable variables to be call clobbered.
16978 2008-05-27 Richard Guenther <rguenther@suse.de>
16980 PR tree-optimization/36245
16981 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
16983 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16985 * config/s390/s390.md: Replace all occurences of the 'm'
16986 constraint with 'RT'.
16988 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16990 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
16992 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
16994 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
16995 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
16996 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
16998 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17000 * reload.c: (find_reloads): Skip alternatives according to the
17001 "enabled" attribute. Constify the constraint variable.
17002 * recog.c (get_attr_enabled): Add default implementation.
17003 (extract_insn): Set the alternative_enabled_p array
17004 in the recog_data struct.
17005 (preprocess_constraints, constrain_operands): Skip
17006 alternatives according to the "enabled" attribute
17007 * recog.h (struct recog_data): New field alternative_enabled_p.
17008 (skip_alternative): New inline function.
17009 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17010 (record_reg_classes): Skip alternative according to the
17011 "enabled" attribute.
17013 * doc/md.texi: Add documention for the "enabled" attribute.
17015 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17017 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17018 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17019 constraint with TARGET_MEM_CONSTRAINT.
17020 * recog.c (asm_operand_ok, preprocess_constraints,
17021 constrain_operands): Likewise.
17022 * regclass.c (record_reg_classes): Likewise.
17023 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17024 * reload1.c (maybe_fix_stack_asms): Likewise.
17025 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17026 * recog.h: Adjust comment.
17027 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17028 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17029 * doc/md.texi: Add a note to description of 'm' constraint.
17030 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17032 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17034 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17035 that the bitfield is of integral type before testing its precision.
17037 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17038 Sa Liu <saliu@de.ibm.com>
17040 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17041 __modti3, __udivti3, __umodti3 and __udivmodti4.
17042 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17043 that implement TImode mul and div functions.
17044 * config/spu/multi3.c: New. Implement __multi3.
17045 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17046 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17049 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17051 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17052 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17053 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17054 tls_sysv_suffix): New mode and mode attribute iterators.
17055 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17056 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17057 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17058 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17059 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17062 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17064 PR tree-optimization/36329
17065 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17066 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17067 * cgraphbuild.c (initialize_inline_failed): Use the latter
17068 macro in lieu of the former.
17069 * ipa-inline.c (cgraph_mark_inline): Likewise.
17070 (cgraph_decide_inlining_of_small_function): Likewise.
17071 (cgraph_decide_inlining): Likewise.
17072 (cgraph_decide_inlining_incrementally): Likewise.
17074 2008-05-26 Tristan Gingold <gingold@adacore.com>
17075 Anatoly Sokolov <aesok@post.ru>
17077 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17078 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17079 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17080 optimization for 'avr6' architecture.
17082 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17085 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17087 2008-05-26 Richard Guenther <rguenther@suse.de>
17089 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17090 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17092 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17094 PR middle-end/36253
17095 * caller-save.c (insert_restore): Verify alignment of spill space.
17096 (insert_save): Likewise.
17097 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17098 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17099 (STACK_SLOT_ALIGNMENT): Likewise.
17100 * function.c (LOCAL_ALIGNMENT): Removed.
17101 (get_stack_local_alignment): New.
17102 (assign_stack_local): Use it. Set alignment on stack slot.
17103 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17104 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17105 (STACK_SLOT_ALIGNMENT): New.
17106 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17107 stack slot in XFmode.
17109 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17111 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17114 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17115 argument operand in rax isn't removed.
17117 2008-05-26 Richard Guenther <rguenther@suse.de>
17119 PR middle-end/36300
17120 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17121 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17123 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17126 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17128 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17130 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17131 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17133 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17135 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17136 build a trampoline if we don't want one.
17137 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17138 return zero for nested functions if we don't want a trampoline.
17140 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17142 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17144 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17147 * c.opt: Removed undocumented option '-lang-fortran'.
17148 * c-common.h: Removed global variable 'lang_fortran'.
17149 * c-opts.c (c_common_handle_option): Removed code to handle
17150 option '-lang-fortran'. Updated includes.
17151 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17152 definition of '__GFORTRAN__'.
17153 (define__GNUC__): Reimplemented to use BASEVER and
17154 cpp_define_formatted.
17155 (builtin_define_with_value_n): Removed.
17156 * c-incpath.h: Renamed to ...
17157 * incpath.h: ... this.
17158 * c-incpath.c: Renamed to ...
17159 * incpath.c: ... this. Updated includes.
17160 * fix-header.c: Updated includes.
17161 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17162 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17163 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17165 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17167 * tree.h: Update the table of flags used on tree nodes.
17168 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17169 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17170 (FORCED_LABEL): Add access check.
17171 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17172 (ASM_INPUT_P): Likewise.
17173 (ASM_VOLATILE_P): Likewise.
17174 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17175 (OMP_SECTION_LAST): Access private_flag directly.
17176 (OMP_RETURN_NOWAIT): Likewise.
17177 (OMP_PARALLEL_COMBINED): Likewise.
17178 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17179 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17180 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17181 deprecated_flag directly.
17183 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17185 * final.c (frame_pointer_needed): Removed.
17186 * flags.h (frame_pointer_needed): Likewise.
17188 * function.h (rtl_data): Add frame_pointer_needed.
17189 (frame_pointer_needed): New.
17191 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17193 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17195 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17197 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17200 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17202 * c-common.c (strip_array_types): Move function to..
17204 (get_inner_array_type): Delete.
17205 * c-common.h (strip_array_types): Move declaration to..
17207 (get_inner_array_type): Delete.
17208 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17209 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17210 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17211 * config/pa/pa.c (emit_move_sequence): Likewise.
17213 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17215 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17218 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17220 * function.c: Include target hook for nonlocal_goto frame value.
17222 2008-05-24 Richard Guenther <rguenther@suse.de>
17224 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17225 variable can be only accessed through a pointer or a union.
17227 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17229 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17230 * doc/extend.texi: Likewise.
17232 2008-05-23 DJ Delorie <dj@redhat.com>
17234 * config/m32c/jump.md (untyped_call): Add.
17236 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17237 for A24 to PSImode.
17238 (m32c_address_cost): Detail costs for indirect offsets.
17240 2008-05-23 Rafael Espíndola <espindola@google.com>
17242 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17243 if a node is a SUBREG.
17244 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17247 2008-05-23 Paul Brook <paul@codesourcery.com>
17248 Carlos O'Donell <carlos@codesourcery.com>
17250 * doc/extend.texi: Clarify use of __attribute__((naked)).
17251 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17252 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17253 * function.c (use_register_for_decl): Use
17254 targetm.calls.allocate_stack_slots_for_args.
17255 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17256 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17257 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17259 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17261 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17263 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17265 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17266 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17267 is only rounded once.
17269 2008-05-23 Richard Guenther <rguenther@suse.de>
17271 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17273 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17274 Jakub Jelinek <jakub@redhat.com>
17277 * configure.ac: Handle --enable-cld.
17278 * configure: Regenerated.
17279 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17280 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17281 (ix86_current_function_needs_cld): New define.
17282 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17283 (cld): New isns pattern.
17284 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17285 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17286 * config/i386/i386.opt (mcld): New option.
17287 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17288 TARGET_CLD and ix86_current_function_needs_cld.
17289 (override_options): Use -mcld by default for 32-bit code if
17292 * doc/install.texi (Options specification): Document --enable-cld.
17293 * doc/invoke.texi (Machine Dependent Options)
17294 [i386 and x86-64 Options]: Add -mcld option.
17295 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17297 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17298 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17299 (return_in_memory_64): Likewise.
17300 (return_in_memory_ms_64): Likewise.
17302 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17304 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17305 * builtins.c (fold_builtin_fpclassify): New.
17306 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17307 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17308 * c-common.c (handle_type_generic_attribute): Adjust to accept
17309 fixed arguments before an elipsis.
17310 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17311 * doc/extend.texi: Document __builtin_fpclassify.
17313 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17315 * omp-low.c (gate_expand_omp_ssa): Remove.
17316 (pass_expand_omp_ssa): Remove.
17317 (gate_expand_omp): Do not check for flag_openmp_ssa.
17318 * common.opt (-fopenmp-ssa): Remove.
17319 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17321 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17323 * config/sh/sh.opt (mfixed-range): New option.
17324 * config/sh/sh-protos.h (sh_fix_range): Declare.
17325 * config/sh/sh.c (sh_fix_range): New function.
17326 * config/sh/sh.h (sh_fixed_range_str): Declare.
17327 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17329 * doc/invoke.texi (SH Options): Document -mfixed-range.
17331 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17333 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17334 it before the redeclaration.
17336 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17338 * config/avr/avr.c (get_sequence_length): Add new function.
17339 (expand_prologue, expand_epilogue): Remove duplicate code.
17341 2008-05-22 Rafael Espíndola <espindola@google.com>
17343 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17346 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17348 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17349 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17351 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17352 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17353 (vect_update_misalignment_for_peel): Likewise.
17354 (vector_alignment_reachable_p): Likewise.
17355 * tree-vect-transform.c (vectorizable_load): Likewise.
17356 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17357 (get_vectype_for_scalar_type): Pass mode of scalar_type
17358 to UNITS_PER_SIMD_WORD.
17360 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17361 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17362 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17363 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17364 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17366 2008-05-22 Ira Rosen <irar@il.ibm.com>
17368 PR tree-optimization/36293
17369 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17370 if the first load must be skipped because of a gap.
17372 2008-05-22 Richard Guenther <rguenther@suse.de>
17374 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17375 more cases of offset disambiguation that is possible if
17376 strict-aliasing rules apply.
17377 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17378 for basic offset and type-based disambiguation.
17380 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17382 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17383 ix86_expand_vector_set on V16QImode for SSE4.1.
17385 2008-05-21 Tom Tromey <tromey@redhat.com>
17387 * c.opt (Wimport): Mark as undocumented.
17388 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17390 (Warning Options): Likewise.
17391 * doc/cppopts.texi: Don't mention -Wimport.
17393 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17395 PR tree-optimization/36287
17396 PR tree-optimization/36286
17397 * lambda-code.c (build_access_matrix): Do not use the loop->num
17398 for computing the number of induction variables: use the loop depth
17401 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17404 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17405 option -f(no-)leading-underscore.
17407 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17409 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17410 GET_MODE_NUNITS (mode).
17412 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17414 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17415 (-mmulhw): Add 464 to description.
17416 (-mdlmzb): Likewise.
17417 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17418 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17420 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17421 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17422 * config/rs6000/rs6000.md: Update comments for 464.
17424 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17426 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17428 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17430 * config/i386/sse.md (vec_extractv4sf): Removed.
17431 (vec_extractv2df): Likewise.
17432 (vec_extractv2di): Likewise.
17433 (vec_extractv4si): Likewise.
17434 (vec_extractv8hi): Likewise.
17435 (vec_extractv16qi): Likewise.
17436 (vec_extract<mode>): New.
17438 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17440 * config/i386/sse.md (vec_setv4sf): Removed.
17441 (vec_setv2df): Likewise.
17442 (vec_setv2di): Likewise.
17443 (vec_setv4si): Likewise.
17444 (vec_setv8hi): Likewise.
17445 (vec_setv16qi): Likewise.
17446 (vec_set<mode>): New.
17448 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17450 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17451 goto for vec_concat and vec_interleave.
17453 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17455 * config/i386/sse.md (vec_initv4sf): Removed.
17456 (vec_initv2df): Likewise.
17457 (vec_initv2di): Likewise.
17458 (vec_initv4si): Likewise.
17459 (vec_initv8hi): Likewise.
17460 (vec_initv16qi): Likewise.
17461 (vec_init<mode>): New.
17463 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17465 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17467 2008-05-21 Tom Tromey <tromey@redhat.com>
17469 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17470 (zone_find_object_offset): Likewise.
17471 (gt_ggc_m_S): Likewise.
17472 (highest_bit): Likewise.
17473 * ggc-page.c (gt_ggc_m_S): New function.
17474 * stringpool.c (string_stack): Remove.
17475 (init_stringpool): Update.
17476 (ggc_alloc_string): Use ggc_alloc.
17477 (maybe_delete_ident): New function.
17478 (ggc_purge_stringpool): Likewise.
17479 (gt_ggc_m_S): Remove.
17480 * ggc-common.c (ggc_protect_identifiers): New global.
17481 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17482 ggc_protect_identifiers.
17483 * ggc.h (ggc_protect_identifiers): Declare.
17484 (gt_ggc_m_S): Update.
17485 (ggc_purge_stringpool): Declare.
17486 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17487 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17489 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17491 2008-05-21 David S. Miller <davem@davemloft.net>
17493 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17496 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17498 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17501 2008-05-20 David Daney <ddaney@avtrex.com>
17503 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17504 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17505 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17506 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17507 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17508 (atomic_hiqi_op): New define_code_iterator.
17509 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17510 mips_expand_compare_and_swap_12.
17511 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17512 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17513 (sync_<optab><mode>, sync_old_<optab><mode>,
17514 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17515 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17516 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17517 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17518 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17519 (test_and_set_12): New insn.
17520 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17521 sync_new_<optab><mode>, sync_old_nand<mode>,
17522 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17523 clobber to operand 0 for SI and DI mode insns.
17524 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17525 mips_gen_fn_4): New typedefs.
17526 (mips_gen_fn_ptrs): Define new union type.
17527 (mips_expand_compare_and_swap_12): Remove declaration.
17528 (mips_expand_atomic_qihi): Declare function.
17529 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17530 (mips_expand_atomic_qihi): ... this. Use new generator function
17532 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17533 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17534 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17535 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17536 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17537 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17538 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17539 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17540 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17541 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17544 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17546 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17549 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17551 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17552 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17553 (avr_attribute_table): Add 'OS_main' function attribute.
17554 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17555 functions with 'OS_main' attribute.
17557 2008-05-20 Richard Guenther <rguenther@suse.de>
17559 PR tree-optimization/35204
17560 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17561 helper, split out from ...
17562 (DFS): ... here. Make the DFS walk non-recursive.
17564 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17565 Jan Sjodin <jan.sjodin@amd.com>
17567 PR tree-optimization/36181
17568 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17569 (parallelize_loops): Don't parallelize when the loop has vector
17572 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17573 Sebastian Pop <sebastian.pop@amd.com>
17575 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17576 matrix, and never look at the tree representation of the memory
17578 (linear_transform_loops): Computes parameters and access matrices.
17579 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17581 (access_matrix_get_index_for_parameter): New.
17582 * tree-data-ref.h (struct access_matrix): New.
17583 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17584 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17585 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17586 am_vector_index_for_loop): New.
17587 (struct data_reference): Add field access_matrix.
17588 (DR_ACCESS_MATRIX): New.
17589 (compute_data_dependences_for_loop): Update declaration.
17590 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17591 * lambda.h (lambda_vector_vec_p): Declared.
17592 * lambda-code.c: Depend on pointer-set.h.
17593 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17594 av_for_af_base, av_for_af, build_access_matrix,
17595 lambda_compute_access_matrices): New.
17596 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17598 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17600 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17601 $SOURCEDIR/include.
17603 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17604 Sebastian Pop <sebastian.pop@amd.com>
17606 PR tree-optimization/36206
17607 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17609 (instantiate_scev_1): Rename flags to fold_conversions.
17610 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17611 outeside instantiation_loop.
17612 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17613 (evolution_function_is_affine_or_constant_p): Removed.
17614 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17616 (analyze_siv_subscript): Pass in the loop nest number.
17617 Call evolution_function_is_affine_in_loop instead of
17618 evolution_function_is_affine_p.
17619 (analyze_overlapping_iterations): Pass in the loop nest number.
17621 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17622 Sebastian Pop <sebastian.pop@amd.com>
17624 PR tree-optimization/36206
17625 * tree-chrec.h (chrec_fold_op): New.
17626 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17629 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17631 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17633 (remove_duplicates): Do not set inode on non-inode systems.
17636 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17638 * config.gcc (tm_file): Update comments about relative pathnames.
17640 2008-05-20 Richard Guenther <rguenther@suse.de>
17642 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17643 * tree-ssa-sccvn.c (process_scc): Likewise.
17644 * tree-ssa-sink.c (execute_sink_code): Likewise.
17645 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17646 * tree-vrp.c (process_assert_insertions): Likewise.
17647 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17648 (perform_tree_ssa_dce): Likewise.
17649 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17650 (dump_dominator_optimization_stats): Likewise.
17651 * tree-vectorizer.c (vectorize_loops): Likewise.
17653 2008-05-20 Richard Guenther <rguenther@suse.de>
17655 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17657 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17659 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17660 (ix86_i386elf_return_in_memory): Likewise.
17661 (ix86_i386interix_return_in_memory): Likewise.
17662 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17663 (SUBTARGET_RETURN_IN_MEMORY): New.
17664 * config/i386/i386elf.h: Likewise.
17665 * config/i386/ptx4-i.h: Likewise.
17666 * config/i386/sol2-10.h: Likewise.
17667 * config/i386/sysv4.h: Likewise.
17668 * config/i386/vx-common.h: Likewise.
17669 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17670 * config/i386/i386.c (ix86_return_in_memory): Made static and
17671 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17672 (ix86_i386elf_return_in_memory): Removed.
17673 (ix86_i386interix_return_in_memory): Removed.
17674 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17675 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17677 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17679 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17681 2008-05-19 Xinliang David Li <davidxl@google.com>
17683 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17685 * common.opt: Ditto.
17686 * doc/invoke.texi: Ditto.
17688 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17690 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17691 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17693 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17695 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17696 sizes of operand array from 8/4 to 4/2.
17697 (ix86_expand_vector_init_general): Change size of operand array
17698 from 32 to 16. Remove op0, op1 and half_mode.
17700 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17702 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17703 (ix86_expand_vector_init_interleave): Likewise.
17704 (ix86_expand_vector_init_general): Use them. Assert
17705 word_mode == SImode when n_words == 4.
17707 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17709 * config/i386/i386.c (ix86_secondary_reload): New static function.
17710 (TARGET_SECONDARY_RELOAD): New define.
17711 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17712 * config/i386/i386.md (reload_outqi): Remove.
17714 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17716 PR middle-end/35509
17717 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17718 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17719 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17720 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17721 (fold_builtin_1): Likewise.
17722 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17723 c-common.c (check_builtin_function_arguments): Handle
17724 BUILT_IN_ISINF_SIGN.
17725 * doc/extend.texi: Document __builtin_isinf_sign.
17726 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17728 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17730 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17731 EH cleanup at the end of the pass, search for those that have been
17732 turned into forwarder blocks and do the cleanup on their successor.
17734 2008-05-18 Richard Guenther <rguenther@suse.de>
17736 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17737 pointers to sizetype and vice versa.
17739 2008-05-18 Xinliang David Li <davidxl@google.com>
17741 * gcc/tree-ssa-dce.c: Coding style fix.
17742 (check_pow): Documentation comment.
17743 (check_log): Documenation comment. Coding style fix.
17744 (is_unnecessary_except_errno_call): Ditto.
17745 (gen_conditions_for_pow): Ditto.
17746 (gen_conditions_for_log): Ditto.
17747 (gen_shrink_wrap_conditions): Ditto.
17748 (shrink_wrap_one_built_in_calls): Ditto.
17749 * gcc/doc/invoke.texi: Better documentation string.
17750 * ChangeLog: Fix wrong change log entries from
17751 May 17 checkin on function call DCE.
17753 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17755 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17757 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17759 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17760 * df-problems.c (simulation routines): Fixed block comment to
17761 properly say how to add forwards scanning functions.
17763 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17765 * tree-inline.c (setup_one_parameter): Remove dead code.
17767 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17769 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17770 a BIT_AND_EXPR only for an INTEGER_TYPE.
17772 2008-05-17 Xinliang David Li <davidxl@google.com>
17774 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17775 (check_pow, check_log, is_unnecessary_except_errno_call): New
17776 functions to check for eliminating math functions that are pure
17777 except for setting errno.
17778 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17779 general condition expressions for shrink-wrapping pow/log calls.
17780 (gen_shrink_wrap_conditions): Ditto.
17781 (shrink_wrap_one_built_in_call): Ditto.
17782 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17783 (mark_operand_necessary): If debugging, output if OP is necessary.
17784 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17786 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17788 * gcc/common.opt: New user flag -ftree-builtin-dce.
17789 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17791 2008-05-16 David S. Miller <davem@davemloft.net>
17793 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17794 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17796 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17799 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17801 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17803 * ifcvt.c (dead_or_predicable): Rename
17804 df_simulate_one_insn_backwards to df_simulate_one_insn.
17805 * recog.c (peephole2_optimize): Ditto.
17806 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17808 * df.h: Rename df_simulate_one_insn_backwards to
17809 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17810 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17811 scanning of defs and uses.
17812 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17813 (df_simulate_one_insn_forwards): Removed.
17815 2008-05-16 Doug Kwan <dougkwan@google.com>
17817 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17819 (real_from_string): Handle NaNs and Inf as approriate.
17821 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17823 * doc/gty.texi (Source Files Containing Type Information): Note
17824 that headers should appear first in the gtfiles list.
17826 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17828 * tree.def (COND_EXEC): Properly documented this code.
17830 2008-05-16 Diego Novillo <dnovillo@google.com>
17832 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17833 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17836 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17838 * tree-ssa-dse (max_stmt_uid): Removed.
17839 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17840 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17841 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17842 * function.h (cfun.last_stmt_uid): New field.
17843 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17844 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17846 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17847 (create_stmt_ann): Initialize the ann->uid field.
17848 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17850 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17852 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17854 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17855 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17856 (init_empty_tree_cfg): Call it.
17858 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17860 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17863 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17865 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17866 * tree-dump.c (dump_options): New verbose option.
17867 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17869 * tree-pass.h (TDF_VERBOSE): New dump flag.
17870 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17871 (tree-flow.h): Added include.
17872 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17874 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17876 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17878 From Jie Zhang <jie.zhang@analog.com>
17879 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17880 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17881 mcpu=bf561-none and mcpu=bf561-0.2.
17882 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17883 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17884 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17885 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17886 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17887 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17888 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17890 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17891 (cputype_selected): Remove.
17892 (bfin_handle_option): Don't use cputype_selected.
17893 (override_options): When no mcpu option, enable all workarounds.
17894 Don't use bfin_workarounds.
17895 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17897 (DEFAULT_CPU_TYPE): Don't define.
17899 2008-05-16 Richard Guenther <rguenther@suse.de>
17901 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17902 on deletion of the last stmt.
17904 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17906 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17907 V8HImode for SSE2 and V16QImode for SSE4.1.
17909 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17911 * cgraph.h (compute_inline_parameters): Made public.
17912 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17913 variable_generate_summary, function_write_summary,
17914 variable_write_summary, variable_read_summary. Added generate_summary,
17915 write_summary, read_summary.
17916 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17917 pass_ipa_inline.function_generate_summary, to
17918 compute_inline_parameters.
17919 * ipa-inline.c (compute_inline_parameters): Made public and added
17921 (compute_inline_parameters_for_current): New function.
17922 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17923 (inline_generate_summary): Removed parameter and made to loop over
17925 (pass_ipa_inline): Updated for new IPA_PASS structure.
17926 * passes.c (execute_ipa_summary_passes): Now is called once per
17927 pass rather than once per node*pass.
17929 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17931 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17932 avr_have_mul_p, avr_asm_only_p): Remove variables.
17933 (avr_override_options): Remove initialization of removed variables.
17934 (avr_file_start): Convert removed variables to fields of
17935 'struct base_arch_s *avr_current_arch'.
17936 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
17937 (AVR_HAVE_MUL): (Ditto.).
17938 (AVR_HAVE_MOVW): (Ditto.).
17939 (AVR_HAVE_LPMX): (Ditto.).
17940 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
17941 avr_asm_only_p): Remove declaration.
17943 2008-05-15 Diego Novillo <dnovillo@google.com>
17945 * config/arm/arm.c (arm_return_in_memory): Fix return type.
17946 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
17948 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
17950 PR middle-end/36194
17951 * combine.c (check_conversion): Rename back to check_promoted_subreg.
17952 Don't call record_truncated_value from here.
17953 (record_truncated_value): Turn it into a for_each_rtx callback.
17954 (record_truncated_values): New function.
17955 (combine_instructions): Call note_uses with record_truncated_values.
17956 Change name of check_conversion to check_promoted_subreg.
17958 2008-05-15 Janis Johnson <janis187@us.ibm.com>
17960 * doc/sourcebuild.texi: Document support for torture tests.
17962 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17964 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
17965 to alternative 4 of operand 2.
17967 2008-05-15 Richard Guenther <rguenther@suse.de>
17969 * tree-pass.h (current_pass): Declare.
17970 (get_pass_for_id): Likewise.
17971 * passes.c (passes_by_id, passes_by_id_size): New globals.
17972 (set_pass_for_id): New function.
17973 (get_pass_for_id): Likewise.
17974 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
17975 (execute_function_todo): Flush per function statistics.
17976 * toplev.c (compile_file): Init statistics.
17977 (general_init): Do early statistics initialization.
17978 (finalize): Finish statistics.
17979 * statistics.h (statistics_early_init): Declare.
17980 (statistics_init): Likewise.
17981 (statistics_fini): Likewise.
17982 (statistics_fini_pass): Likewise.
17983 (statistics_counter_event): Likewise.
17984 (statistics_histogram_event): Likewise.
17985 * statistics.c: New file.
17986 * Makefile.in (OBJS-common): Add statistics.o.
17987 (statistics.o): Add dependencies.
17988 * doc/invoke.texi (-fdump-statistics): Document.
17990 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
17991 (insert): Likewise.
17992 (execute_pre): Use statistics_counter_event.
17993 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
17994 (substitute_and_fold): Increment it. Use statistics_counter_event.
17996 2008-05-15 Diego Novillo <dnovillo@google.com>
17998 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18000 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18001 * tree-ssa-alias.c (new_type_alias): Remove references to
18002 sub-variables from comment.
18003 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18005 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18007 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18008 attribute to 1 only for insertps alternative.
18010 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18012 * config/bfin/bfin.md (loadbytes): New pattern.
18013 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18014 (bfin_init_builtins): Initialize it.
18015 (bdesc_1arg): Add it.
18017 2008-05-15 Sa Liu <saliu@de.ibm.com>
18019 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18020 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18021 * testsuite/lib/target-supports.exp: Add
18022 check_effective_target_fortran_integer_16.
18024 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18026 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18027 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18028 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18029 (TARGET_RETURN_IN_MEMORY): Define.
18031 2008-05-15 Richard Guenther <rguenther@suse.de>
18033 PR middle-end/36244
18034 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18035 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18036 represent unmodifiable vars.
18038 2008-05-15 Richard Guenther <rguenther@suse.de>
18040 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18041 INDIRECT_REF and TARGET_MEM_REF.
18042 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18045 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18046 H.J. Lu <hongjiu.lu@intel.com>
18048 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18049 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18050 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18051 insn alternatives. Add missing alternatives.
18052 (*vec_concatv2di_rex64_sse4_1): Likewise.
18053 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18054 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18055 Require TARGET_SSE.
18057 2008-05-15 Richard Guenther <rguenther@suse.de>
18059 PR tree-optimization/36009
18060 PR tree-optimization/36204
18061 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18062 (determine_invariantness_stmt): Record the loop a store is
18063 always executed in.
18064 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18067 2008-05-15 Richard Guenther <rguenther@suse.de>
18069 PR tree-optimization/34330
18070 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18071 through the pointer will alias the SMT.
18073 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18075 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18077 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18079 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18081 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18082 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18084 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18085 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18086 (vashl_optab): New optab for vector/vector shifts.
18087 (vashr_optab): Ditto.
18088 (vlshr_optab): Ditto.
18089 (vrotl_optab): Ditto.
18090 (vrotr_optab): Ditto.
18091 (optab_subtype): New enum for optab_for_tree_code call.
18092 (optab_for_tree_code): Add enum optab_subtype argument.
18094 * optabs.c (optab_for_tree_code): Take an additional argument to
18095 distinguish between a vector shift by a scalar and vector shift by
18096 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18097 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18098 vector shift by a vector.
18099 (expand_widen_pattern_expr): Pass additional argument to
18100 optab_for_tree_code.
18102 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18103 vrotl_optab, vrotr_optab.
18105 * expr.c (expand_expr_real_1): Update calls to
18106 optab_for_tree_code to distinguish between vector shifted by a
18107 scalar and vector shifted by a vector.
18108 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18109 (supportable_narrowing_operation): Ditto.
18110 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18111 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18112 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18113 (vect_create_epilog_for_reduction): Ditto.
18114 (vectorizable_reduction): Ditto.
18115 (vectorizable_operation): Ditto.
18116 (vect_strided_store_supported): Ditto.
18117 (vect_strided_load_supported): Ditto.
18118 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18119 * expmed.c (expand_shift): Ditto.
18121 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18123 (ashr@var{m}3): Ditto.
18124 (vashl@var{m}3): Document new vector/vector shift standard name.
18125 (vashr@var{m}3): Ditto.
18126 (vlshr@var{m}3): Ditto.
18127 (vrotl@var{m}3): Ditto.
18128 (vrotr@var{m}3): Ditto.
18130 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18131 (PPERM_INVERT): Ditto.
18132 (PPERM_REVERSE): Ditto.
18133 (PPERM_REV_INV): Ditto.
18134 (PPERM_ZERO): Ditto.
18135 (PPERM_ONES): Ditto.
18136 (PPERM_SIGN): Ditto.
18137 (PPERM_INV_SIGN): Ditto.
18138 (PPERM_SRC1): Ditto.
18139 (PPERM_SRC2): Ditto.
18141 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18142 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18143 allows a memory operand to be the value being added, and split it
18144 to improve vectorization.
18145 (sse5_pmacsdqh_mem): Ditto.
18146 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18147 (sse5_mulv2div2di3_high): Ditto.
18148 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18149 (vec_pack_trunc_v4si): Ditto.
18150 (vec_pack_trunc_v2di): Ditto.
18151 (sse5_pcmov_<mode>): Remove code that tried to use use
18152 andps/andnps instead of pcmov.
18153 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18154 pmacsdqh instructions.
18155 (vec_widen_smult_lo_v4si): Ditto.
18157 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18158 (PPERM_INVERT): Ditto.
18159 (PPERM_REVERSE): Ditto.
18160 (PPERM_REV_INV): Ditto.
18161 (PPERM_ZERO): Ditto.
18162 (PPERM_ONES): Ditto.
18163 (PPERM_SIGN): Ditto.
18164 (PPERM_INV_SIGN): Ditto.
18165 (PPERM_SRC1): Ditto.
18166 (PPERM_SRC2): Ditto.
18167 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18169 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18171 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18172 says ignore whether the last reference is a memory operand.
18174 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18175 Paolo Bonzini <bonzini at gnu dot org>
18177 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18180 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18181 (vlshr<mode>3): Rename from vlshr<mode>3.
18182 (vashr<mode>3): Rename from vashr<mode>3.
18183 (mulv4sf3): Change the names of vector shift patterns.
18187 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18190 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18215 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18216 (floatunssidf2_internal): Change vector/vector shift names.
18217 (floatunsdidf2_internal): Ditto.
18224 (vashl<mode>3): Rename from ashl<mode>3.
18225 (vashr<mode>3): Rename from ashr<mode>3.
18226 (vlshr<mode>3): Rename from lshr<mode>3.
18227 (vrotl<mode>3): Rename from rotl<mode>3.
18229 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18232 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18233 multiply gives the wrong value when doing widening multiplies.
18234 (vec_widen_smult_lo_v4si): Ditto.
18236 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18238 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18239 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18240 emit_library_call_value.
18241 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18242 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18243 * calls.c (initialize_argument_information, precompute_arguments,
18244 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18245 (precompute_arguments): Removed flags parameter.
18246 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18248 2008-05-14 Richard Guenther <rguenther@suse.de>
18250 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18251 Make sure to register the store if the use is a PHI_NODE.
18253 2008-05-14 Olivier Hainque <hainque@adacore.com>
18255 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18256 memory if the component is to be referenced in BLKmode according
18257 to get_inner_reference.
18259 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18261 * calls.c (emit_library_call_value_1): Restore code clearing
18262 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18264 2008-05-14 Olivier Hainque <hainque@adacore.com>
18265 Nicolas Roche <roche@adacore.com>
18267 * configure.ac: Add support for a "gcc_subdir" variable in
18268 config-lang.in, to denote a subdirectory where the language/GCC
18269 integration files are to be found.
18270 * configure: Regenerate.
18272 2008-05-14 Ira Rosen <irar@il.ibm.com>
18274 PR tree-optimization/36098
18275 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18276 value for the first load in the group in case of a gap.
18277 (vect_build_slp_tree): Check that there are no gaps in loads.
18279 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18281 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18282 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18283 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18284 emit_insn and remove unneeded code to construct extra args.
18285 (emit_no_conflict_block): Removed.
18286 * optabls.h: (emit_no_conflict_block): Removed.
18287 * cse.c (cse_extended_basic_block): Remove search for
18288 REG_NO_CONFLICT note.
18289 * global.c: Removed incorrect comment added in revision 117.
18290 * expr.c (convert_move): Change call to emit_no_conflict_block to
18292 * recog.c: Change comments so that they do not mention
18294 * local_alloc.c (combine_regs): Removed last parameter.
18295 (no_conflict_p): Removed.
18296 (block_alloc): Removed note, no_conflict_combined_regno and set
18297 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18298 (combine_regs): Removed already_dead and code to look for
18299 REG_NO_CONFLICT notes.
18300 * lower_subreg (remove_retval_note): Removed code to look for
18301 REG_NO_CONFLICT block.
18302 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18303 (resolve_clobber): Remove code to process libcalls that have
18304 REG_NO_CONFLICT notes.
18305 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18307 * combine.c (can_combine_p, distribute_notes): Removed
18308 REG_NO_CONFLICT case.
18309 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18311 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18312 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18314 * reg-notes.def (NO_CONFLICT): Removed.
18316 2008-05-14 David S. Miller <davem@davemloft.net>
18318 * config/sparc/sparc.c (sparc_profile_hook): If
18319 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18320 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18321 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18323 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18325 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18327 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18330 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18331 and op1 expansion before vector concat to have less live pseudos.
18333 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18335 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18336 ix86_expand_vector_set if supported.
18338 2008-05-13 Diego Novillo <dnovillo@google.com>
18339 Kenneth Zadeck <zadeck@naturalbridge.com>
18341 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18343 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18344 phinodes_print_statistics, init_ssanames, fini_ssanames,
18345 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18346 release_ssa_name, release_defs, replace_ssa_name_symbol,
18347 ssanames_print_statistics): Move ...
18348 * tree-flow.h: ... here.
18349 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18350 Use FN instead of cfun.
18351 (make_ssa_name_fn): Rename from make_ssa_name.
18352 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18353 * tree-flow-inline.h (make_ssa_name): Move from
18354 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18355 * omp-low.c (expand_omp_parallel):
18356 * tree-flow-inline.h (redirect_edge_var_map_result):
18357 * tree-ssa.c (init_tree_ssa): Add argument FN.
18358 Use it instead of cfun. Update all users.
18360 2008-05-13 Tom Tromey <tromey@redhat.com>
18362 PR preprocessor/22168:
18363 * doc/cpp.texi (Top): Update menu.
18364 (Alternatives to Wrapper #ifndef): New node.
18365 (Other Directives): Document deprecation.
18366 (Obsolete Features): Remove menu.
18367 (Assertions): Merge node into Obsolete Features.
18368 (Obsolete once-only headers): Move earlier; rename to Alternatives
18369 to Wrapper #ifndef.
18370 * doc/cppopts.texi: Update.
18371 * c.opt (Wdeprecated): Enable for C and ObjC.
18372 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18373 (C++ Dialect Options): Move -Wno-deprecated from here to...
18374 (Warning Options): ... here.
18376 2008-05-13 Richard Guenther <rguenther@suse.de>
18378 PR middle-end/36227
18379 * fold-const.c (fold_sign_changed_comparison): Do not allow
18380 changes in pointer-ness.
18382 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18385 * config/sh/sh.c (sh_expand_prologue): Don't clear
18386 RTX_FRAME_RELATED_P for push insns.
18388 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18390 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18392 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18394 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18395 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18396 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18398 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18400 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18401 (*vec_concatv4sf_sse): This.
18402 (*sse2_concatv2si): Renamed to ...
18403 (*vec_concatv2si_sse2): This.
18404 (*sse1_concatv2si): Renamed to ...
18405 (*vec_concatv2si_sse): This.
18406 (*vec_concatv2di_rex): Renamed to ...
18407 (*vec_concatv2di_rex64): This.
18408 (*vec_concatv2si_sse4_1): New.
18409 (*vec_concatv2di_rex64_sse4_1): Likewise.
18411 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18413 PR rtl-optimization/36111
18414 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18415 that was created for swappable operands.
18417 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18420 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18421 * configure.ac: Add call to ACX_PROG_GNAT.
18423 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18425 * optc-gen.awk: Fix comment typo.
18427 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18429 * pretty-print.c (pp_integer_with_precision): Use
18430 HOST_LONG_LONG_FORMAT.
18432 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18434 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18436 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18438 * config/i386/i386.c (bdesc_ptest): Removed.
18439 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18440 (bdesc_args): Add __builtin_ia32_ptestz128,
18441 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18442 (ix86_init_mmx_sse_builtins): Updated.
18443 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18444 (ix86_expand_builtin): Updated.
18446 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18448 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18449 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18451 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18453 * value-prof.c (interesting_stringop_to_profile): Do not
18454 return early for BUILT_IN_MEMPCPY.
18456 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18458 * calls.c (expand_call): Don't use callgraph to increase
18459 preferred_stack_boundary.
18461 * cgraph.h (cgraph_rtl_info): Use unsigned on
18462 preferred_incoming_stack_boundary.
18464 * final.c (rest_of_clean_state): Use unsigned on
18465 preferred_stack_boundary.
18467 2008-05-09 Tom Tromey <tromey@redhat.com>
18469 PR preprocessor/22231:
18470 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18473 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18475 PR tree-optimization/36129
18476 * tree-ssa-ccp.c: Include value-prof.h.
18477 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18478 built-in function was folded to a constant.
18479 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18481 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18482 Sebastian Pop <sebastian.pop@amd.com>
18484 * tree-scalar-evolution.c: Document instantiate_scev.
18485 (instantiate_parameters_1): Renamed instantiate_scev_1.
18486 Don't use the same loop for instantiation_loop and evolution_loop.
18487 (instantiate_scev): New.
18488 (instantiate_parameters): Moved...
18489 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18490 same loop twice. Maintains the semantics for this function.
18491 * tree-scalar-evolution.h (instantiate_scev): Declare.
18492 (instantiate_parameters): ...here. Now static inline.
18493 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18494 instead of resolve_mixers.
18496 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18498 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18500 2008-05-09 Tomas Bily <tbily@suse.cz>
18502 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18503 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18504 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18505 * c-common.c (c_common_truthvalue_conversion): Likewise.
18506 * tree-object-size.c (compute_object_offset): Likewise.
18507 * tree-inline.c (estimate_num_insns_1): Likewise.
18508 * varasm.c (const_hash_1, compare_constant, copy_constant)
18509 (compute_reloc_for_constant, output_addressed_constants)
18510 (initializer_constant_valid_p): Likewise.
18511 * c-omp.c (check_omp_for_incr_expr): Likewise.
18512 * gimplify.c (gimplify_expr): Likewise.
18513 * c-typeck.c (c_finish_return): Likewise.
18514 * tree-vectorizer.c (supportable_widening_operation)
18515 (supportable_narrowing_operation): Likewise.
18516 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18517 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18518 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18519 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18520 (descr_info_loc): Likewise.
18521 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18522 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18523 (fold_unary): Likewise.
18524 * builtins.c (get_pointer_alignment): Likewise.
18525 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18526 (instantiate_parameters_1): Likewise.
18527 * tree.c (expr_align, stabilize_reference): Likewise.
18528 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18529 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18530 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18531 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18532 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18533 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18535 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18536 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18537 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18538 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18539 (forward_propagate_comparison)
18540 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18541 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18542 * emit-rtl.c (component_ref_for_mem_expr)
18543 (set_mem_attributes_minus_bitpos): Likewise.
18544 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18545 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18547 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18548 (build_function_call, pointer_diff, build_compound_expr)
18549 (c_finish_return): Likewise.
18550 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18551 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18553 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18554 * expr.c (is_aligning_offset): Likewise.
18555 * tree-ssa-alias.c (is_escape_site): Likewise.
18556 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18557 (check_all_va_list_escapes): Likewise.
18558 * tree-ssa-loop-ivopts.c (determine_base_object)
18559 (determine_common_wider_type): Likewise.
18560 * dojump.c (do_jump): Likewise.
18561 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18562 * tree-gimple.c (is_gimple_cast): Likewise.
18563 * fold-const.c (decode_field_reference, )
18564 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18565 (fold_binary): Likewise.
18566 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18567 (already_warned_in_frontend_p): Likewise.
18568 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18569 * tree.c (really_constant_p, get_unwidened): Likewise.
18570 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18571 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18572 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18574 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18576 (CONVERT_EXPR_P): Define.
18577 (CASE_CONVERT): Define.
18579 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18581 PR middle-end/36117
18582 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18583 (delete_unmarked_insns): When deleting a call, call
18584 delete_unreachable_blocks.
18585 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18586 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18588 2008-05-08 Richard Guenther <rguenther@suse.de>
18590 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18591 (-ftree-salias): Likewise.
18592 (salias-max-implicit-fields): Remove param documentation.
18593 (salias-max-array-elements): Likewise.
18594 * tree-pass.h (pass_create_structure_vars): Remove.
18595 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18596 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18597 * tree-ssa-alias.c (create_structure_vars): Remove.
18598 (gate_structure_vars): Likewise.
18599 (pass_create_structure_vars): Likewise.
18600 (gate_build_alias): Likewise.
18601 (pass_build_alias): Adjust to run always and dump the function.
18602 * common.opt (ftree-salias): Hide.
18603 * passes.c (init_optimization_passes): Remove
18604 pass_create_structure_vars, adjust comment.
18605 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18606 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18607 * opts.c (decode_options): Do not set flag_tree_salias.
18608 (common_handle_option): Add OPT_ftree_salias to the backward
18609 compatibility section.
18611 2008-05-08 Richard Guenther <rguenther@suse.de>
18613 * tree-flow-inline.h (var_can_have_subvars): Move ...
18614 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18615 * tree-flow.h (var_can_have_subvars): Remove.
18616 (push_fields_onto_fieldstack): Remove.
18617 (sort_fieldstack): Likewise.
18618 (struct fieldoff): Move ...
18619 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18620 alias_set and base_for_components fields.
18621 (sort_fieldstack): Make static.
18622 (push_fields_onto_fieldstack): Likewise. Remove code that
18623 handles anything but RECORD_TYPEs. Remove alias_set and
18624 base_for_components handling.
18625 (create_variable_info_for): Adjust.
18627 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18629 * common.opt (Wframe-larger-than=): Shorten the help message
18631 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18633 2008-05-08 Rafael Espíndola <espindola@google.com>
18635 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18637 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18638 trap and that both operands are gimple values.
18639 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18640 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18643 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18645 * read-rtl.c (join_c_conditions): Return the first string if the
18646 two strings are equal.
18648 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18650 * gensupport.h (pred_data): Add a "num_codes" field.
18651 (add_predicate_code): Declare.
18652 * gensupport.c (add_predicate_code): New function.
18653 (std_pred_table): Add an "allows_const_p" field.
18654 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18655 Remove the (incomplete) list of such codes from the codes field.
18656 (init_predicate_table): Use add_predicate_code. Add all
18657 RTX_CONST_OBJs if allows_const_p is true.
18658 * genrecog.c (process_define_predicate): Use add_predicate_code.
18660 2008-05-08 David Daney <ddaney@avtrex.com>
18661 Richard Sandiford <rsandifo@nildram.co.uk>
18663 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18664 special case of constant zero operands.
18665 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18666 old and new values. Special case constant zero values.
18667 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18669 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18670 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18672 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18675 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18676 similar RTX_CONST_OBJ before CONST_INT.
18678 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18680 * stmt.c (expand_stack_restore): Change sa mode if needed.
18682 2008-05-08 Richard Guenther <rguenther@suse.de>
18684 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18685 return type to bool.
18686 (ix86_sol10_return_in_memory): Likewise.
18687 (ix86_i386elf_return_in_memory): Likewise.
18688 (ix86_i386interix_return_in_memory): Likewise.
18689 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18690 (ix86_sol10_return_in_memory): Likewise.
18691 (ix86_i386elf_return_in_memory): Likewise.
18692 (ix86_i386interix_return_in_memory): Likewise.
18694 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18697 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18699 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18700 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18703 2008-05-08 Richard Guenther <rguenther@suse.de>
18705 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18706 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18707 (DR_SUBVARS): Remove.
18708 * tree-dfa.c (dump_subvars_for): Remove.
18709 (debug_subvars_for): Likewise.
18710 (dump_variable): Do not dump subvars.
18711 (remove_referenced_var): Do not remove subvars.
18712 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18713 (lookup_subvars_for_var): Remove.
18714 (get_subvars_for_var): Likewise.
18715 (get_subvars_at): Likewise.
18716 (get_first_overlapping_subvar): Likewise.
18717 (overlap_subvar): Likewise.
18718 * tree-flow.h (subvar_t): Remove.
18719 (struct var_ann_d): Remove subvars field.
18720 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18721 argument. Remove special handling of SFTs.
18722 (compute_tag_properties): Likewise.
18723 (set_initial_properties): Likewise.
18724 (compute_call_clobbered): Likewise.
18725 (count_mem_refs): Likewise.
18726 (compute_memory_partitions): Likewise.
18727 (compute_flow_insensitive_aliasing): Likewise.
18728 (setup_pointers_and_addressables): Likewise.
18729 (new_type_alias): Likewise.
18730 (struct used_part): Remove.
18731 (used_portions): Likewise.
18732 (struct used_part_map): Likewise.
18733 (used_part_map_eq): Likewise.
18734 (used_part_map_hash): Likewise.
18735 (free_used_part_map): Likewise.
18736 (up_lookup): Likewise.
18737 (up_insert): Likewise.
18738 (get_or_create_used_part_for): Likewise.
18739 (create_sft): Likewise.
18740 (create_overlap_variables_for): Likewise.
18741 (find_used_portions): Likewise.
18742 (create_structure_vars): Likewise.
18743 * tree.def (STRUCT_FIELD_TAG): Remove.
18744 * tree.h (MTAG_P): Adjust.
18745 (struct tree_memory_tag): Remove base_for_components and
18746 unpartitionable flags.
18747 (struct tree_struct_field_tag): Remove.
18748 (SFT_PARENT_VAR): Likewise.
18749 (SFT_OFFSET): Likewise.
18750 (SFT_SIZE): Likewise.
18751 (SFT_NONADDRESSABLE_P): Likewise.
18752 (SFT_ALIAS_SET): Likewise.
18753 (SFT_UNPARTITIONABLE_P): Likewise.
18754 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18755 (union tree_node): Remove sft field.
18756 * alias.c (get_alias_set): Remove special handling of SFTs.
18757 * print-tree.c (print_node): Remove handling of SFTs.
18758 * tree-dump.c (dequeue_and_dump): Likewise.
18759 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18760 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18761 * tree-predcom.c (set_alias_info): Do not set subvars.
18762 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18763 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18764 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18765 (add_vars_for_offset): Remove.
18766 (add_virtual_operand): Remove special handling of SFTs.
18767 (add_call_clobber_ops): Likewise.
18768 (add_call_read_ops): Likewise.
18769 (get_asm_expr_operands): Likewise.
18770 (get_modify_stmt_operands): Likewise.
18771 (get_expr_operands): Likewise.
18772 (add_to_addressable_set): Likewise.
18773 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18774 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18775 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18776 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18777 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18778 (tree_node_structure): Likewise.
18779 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18781 (find_what_p_points_to): Likewise.
18783 2008-05-08 Sa Liu <saliu@de.ibm.com>
18785 * config/spu/spu.md: Fixed subti3 pattern.
18787 2008-05-08 Richard Guenther <rguenther@suse.de>
18789 PR middle-end/36154
18790 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18791 sure to create a representative for trailing arrays for PTA.
18793 2008-05-08 Richard Guenther <rguenther@suse.de>
18795 PR middle-end/36172
18796 * fold-const.c (operand_equal_p): Two objects which types
18797 differ in pointerness are not equal.
18799 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18801 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18802 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18803 (emit_library_call_value_1): Add new variable fndecl initialized by
18804 NULL_TREE. It should be the decl type of orgfun, but this information
18805 seems not to be available here, so it uses the default calling abi.
18806 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18807 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18808 by TARGET_RETURN_IN_MEMORY.
18809 * config/i386/i386-interix.h: Likewise.
18810 * config/i386/i386.h: Likewise.
18811 * config/i386/i386elf.h: Likewise.
18812 * config/i386/ptx4-i.h: Likewise.
18813 * config/i386/sol2-10.h: Likewise.
18814 * config/i386/sysv4.h: Likewise.
18815 * config/i386/vx-common.h: Likewise.
18816 * config/cris/cris.h: Removed #if 0 clause.
18817 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18818 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18820 (ix86_sol10_return_in_memory): Likewise.
18821 (ix86_i386elf_return_in_memory): New.
18822 (ix86_i386interix_return_in_memory): New.
18823 * config/mt/mt-protos.h (mt_return_in_memory): New.
18824 * config/mt/mt.c: Likewise.
18825 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18826 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18827 * config/bfin/bfin.h: Likewise.
18828 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18830 * config/bfin/bfin.c: Likewise.
18831 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18832 * config/alpha/unicosmk.h: Likewise.
18833 * config/i386/cygming.h: Likewise.
18834 * config/iq2000/iq2000.h: Likewise.
18835 * config/mips/mips.h: Likewise.
18836 * config/mn10300/mn10300.h: Likewise.
18837 * config/rs6000/rs6000.h: Likewise.
18838 * config/score/score.h: Likewise.
18839 * config/spu/spu.h: Likewise.
18840 * config/v850/v850.h: Likewise.
18841 * defaults.h: Likewise.
18842 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18843 * expr.c (emit_block_move): Adjust use of
18844 OUTGOING_REG_PARM_STACK_SPACE.
18845 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18846 OUTGOING_REG_PARM_STACK_SPACE.
18847 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18849 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18851 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18852 on OMP_RETURN for OMP_FOR.
18855 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18856 (fortran_common): New function.
18857 (gen_variable_die): Call fortran_common instead of common_check,
18858 adjust for it returning tree instead of rtx. Formatting.
18860 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18864 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18865 * c-decl.c (merge_decls): Ditto.
18866 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18867 to RTL_CONST_OR_PURE_CALL_P.
18868 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18869 Initialized DECL_LOOPING_CONST_PURE.
18870 (process_call_operands): Set tree_side_effects properly.
18871 * tree.h (TREE_READONLY_DECL_P): Removed.
18872 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18873 (DECL_LOOPING_OR_CONST_P): New macro.
18874 (struct tree_function_decl): Added looping_const_or_pure_p.
18875 (ECF_*) Renumbered.
18876 (ECF_LOOPING_OR_CONST_P): New macro.
18877 * rtlanal.c (pure_const_p): Removed.
18878 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18879 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18880 to RTL_CONST_CALL_P.
18881 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18882 (check_decl, check_tree, check_call, scan_function): Initialize
18884 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18885 (static_execute): Set looping true for recursive functions.
18886 Undo setting state to IPA_NEITHER for recursive functions.
18887 * cse.c (cse_insn):
18888 * ifcvt.c (noce_can_store_speculate_p): Changed
18889 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18890 RTL_CONST_OR_PURE_CALL_P.
18891 * dse.c (scan_insn): Ditto.
18892 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18893 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18894 RTL_CONST_OR_PURE_CALL_P.
18895 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18896 pure_call_p to RTL_CONST_CALL_P.
18897 * gimplify.c (gimplify_call_expr): Clear side effects for
18898 non-looping pure and constant calls.
18899 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18900 (flags_from_decl_or_type): Set ecf flags from decl flags.
18901 (initialize_argument_information): Turn off
18902 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18903 Change const to pure if callee_copies is true rather than just
18905 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18906 way of marking pure calls.
18907 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18908 Remove hack that was supposed to fix pr7335 and remove old
18909 way of marking pure calls.
18910 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18911 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18912 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18913 RTL_CONST_OR_PURE_CALL_P.
18914 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18915 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18916 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18917 * sched-deps.c (schedule_analyze): Ditto.
18918 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18919 return_val field of calls to represent pure and const function info.
18920 (CONST_OR_PURE_CALL_P): Deleted macro.
18921 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18922 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18923 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18925 * tree-optimize.c (execute_fixup_cfg): Added test for
18926 ECF_LOOPING_CONST_OR_PURE.
18927 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18929 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18930 effects for looping pure or const calls.
18931 (verify_gimple_expr): Added verification code.
18932 * config/alpha/alpha.c (alpha_legitimize_address,
18933 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18935 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
18936 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
18937 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
18938 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
18939 RTL_CONST_OR_PURE_CALL_P.
18940 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
18941 and const calls to be deleted.
18943 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18946 * config/i386/mmx.md (mmx_subv2sf3): New expander.
18947 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
18948 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
18949 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18950 to handle nonimmediate operands.
18951 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
18952 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
18953 to handle nonimmediate operands.
18954 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
18955 (mmx_pmulhrwv4hi3): New expander. Use
18956 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18957 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
18958 (sse2_umulv1siv1di3): New expander. Use
18959 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18960 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
18961 (mmx_eq<mode>3): New expander. Use
18962 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18963 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
18964 (mmx_uavgv8qi3): New expander. Use
18965 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18966 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
18967 (mmx_uavgv4hi3): New expander. Use
18968 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18970 * config/i386/sse.md
18971 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
18972 to handle nonimmediate operands.
18973 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
18974 to handle nonimmediate operands.
18975 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
18976 to handle nonimmediate operands.
18977 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
18978 to handle nonimmediate operands.
18979 (sse2_unpckhpd_exp): New expander. Use
18980 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18981 (sse2_unpcklpd_exp): New expander. Use
18982 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18983 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
18984 to handle nonimmediate operands.
18985 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
18986 to handle nonimmediate operands.
18987 (*sse2_<plusminus_insn><mode>3): Rename from
18988 sse2_<plusminus_insn><mode>3 insn pattern.
18989 (sse2_<plusminus_insn><mode>3): New expander. Use
18990 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18991 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
18992 (sse2_umulv2siv2di3): New expander. Use
18993 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18994 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
18995 (sse4_1_mulv2siv2di3): New expander. Use
18996 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18997 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
18998 (sse2_pmaddwd): New expander. Use
18999 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19000 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19001 (sse2_eq<mode>3): New expander. Use
19002 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19003 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19004 (sse4_1_eqv2di3): New expander. Use
19005 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19006 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19007 (sse2_uavgv16qi3): New expander. Use
19008 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19009 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19010 (sse2_uavgv16qi3): New expander. Use
19011 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19012 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19013 (sse2_uavgv8hi3): New expander. Use
19014 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19015 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19016 (ssse3_pmulhrswv8hi3): New expander. Use
19017 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19018 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19019 (ssse3_pmulhrswv4hi3): New expander. Use
19020 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19022 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19023 (<sse>_vmmul<mode>3): Ditto.
19024 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19026 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19027 (ssse3_pmaddubsw): Ditto.
19029 * config/i386/i386.c (struct_builtin_description)
19030 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19031 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19032 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19033 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19034 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19035 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19036 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19037 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19038 (ix86_fixup_binary_operands): Assert that src1
19039 and src2 must have the same mode when swapped.
19040 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19041 and ix86_binary_operator_ok. Do not force operands in registers
19044 2008-05-07 Jan Hubicka <jh@suse.cz>
19046 * cgraph.c (dump_cgraph_node): Update.
19047 * cgraph.h (cgraph_local_info): Break out inline summary.
19048 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19050 * ipa-inline (inline_summary): New accestor function.
19051 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19052 cgraph_decide_inlining, compute_inline_parameters): Update.
19053 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19055 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19057 Cleanup ColdFire scheduling support and add V4 pipeline model.
19059 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19060 (define_attr cpu): Add cfv4 value.
19061 (define_attr type, define_attr type1): Merge into a single 'type'
19062 attribute. Update all uses.
19063 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19064 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19066 (define_attr opx_mem, define_attr opy_mem): Remove.
19067 (define_attr op_mem): Clean up, update comment.
19068 (define_attr size): Use specific values instead of general int.
19069 (define_attr guess, define_attr split): Remove. Update all uses.
19070 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19071 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19072 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19073 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19074 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19075 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19076 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19077 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19078 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19079 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19080 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19081 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19082 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19083 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19084 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19085 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19086 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19087 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19088 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19089 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19090 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19091 Update or set attributes.
19092 (stack_tie): New fake instruction.
19094 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19095 (m68k_sched_attr_size): Update declaration.
19096 (m68k_sched_attr_type2): Remove.
19097 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19098 Declare new bypass predicates.
19100 * config/m68k/m68k.c (m68k_sched_issue_rate,
19101 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19103 (TARGET_SCHED_ISSUE_RATE,
19104 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19105 (override_options): Handle scheduling for ColdFire V4 core.
19106 (m68k_expand_prologue): Emit stack_tie.
19107 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19108 'OP_TYPE_FPN'. Update all uses.
19109 (sched_guess_p): Remove.
19110 (sched_address_type): Handle symbolic addresses.
19111 (sched_get_operand): New static function.
19112 (sched_operand_type): Merge into sched_attr_op_type.
19113 (sched_attr_op_type): Handle FP registers, handle quick constants,
19115 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19116 (m68k_sched_attr_size): Update. Move logic to ...
19117 (sched_get_attr_size_int): New static function.
19118 (sched_get_opxy_mem_type): New static function.
19119 (m68k_sched_attr_op_mem): Update.
19120 (m68k_sched_attr_type2): Remove.
19121 (sched_cfv4_bypass_data): New static variable.
19122 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19123 (m68k_sched_issue_rate): Implement scheduler hook.
19124 (struct _sched_ib: enabled_p): New field.
19125 (m68k_sched_variable_issue): Update. Handle V4.
19126 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19127 sched_dump_class_func_t, sched_dump_split_class,
19128 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19129 sched_dump_dfa_class, m68k_sched_dump): Remove.
19130 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19132 (m68k_sched_init_global): Remove statisctics dumping, introduce
19133 sanity check that all instructions have pipeline reservations. Handle
19135 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19136 Handle ColdFire V4 core.
19137 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19138 New static functions.
19139 (m68k_sched_address_bypass_p): New bypass predicate.
19140 (sched_get_indexed_address_scale): New static function.
19141 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19143 * cf.md: Update comments.
19144 (define_attr type2): Remove. Use 'type' attribute instead.
19146 (cf_ib): Rename to cfv123_ib. Update all uses.
19147 (cf_oep): Rename to cfv123_oep. Update all uses.
19148 (cf_chr): Rename to cfv123_chr. Update all uses.
19149 (cf_mem): Rename to cfv123_mem. Update all uses.
19150 (cf_mac): Move to more appropriate place.
19151 (cfv123_guess): New automaton and cpu_unit.
19152 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19153 Update uses of 'size' attribute. Handle before reload scheduling.
19154 (cfv123_guess): New dummy reservation for unhandled instructions.
19155 (cfv4_*): Pipeline description of ColdFire V4 core.
19156 (ignore): New reservation to handle 'ignore' type.
19158 2008-05-07 Ian Lance Taylor <iant@google.com>
19160 PR middle-end/36013
19161 * gimplify.c (find_single_pointer_decl_1): Don't look through
19163 (find_single_pointer_decl): Adjust comments.
19165 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19167 PR middle-end/36137
19168 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19169 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19171 PR middle-end/36106
19172 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19173 integral type rather than floating point, then VIEW_CONVERT_EXPR
19174 to the floating point type.
19176 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19178 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19179 TFmode op0 to register.
19181 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19183 * c-decl.c (grokdeclarator): Comment typo.
19185 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19187 * tree-flow.h: Remove prototype for computed_goto_p.
19188 * tree-cfg.c (computed_goto_p): Make static.
19190 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19193 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19194 (contains_aligned_value_p): This. Handle _Decimal128.
19195 (ix86_function_arg_boundary): Only align _Decimal128 to its
19196 natural boundary and handle it properly.
19198 2008-05-06 Martin Jambor <mjambor@suse.cz>
19200 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19201 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19202 (ipcp_method_set_orig_node): Removed.
19203 (ipcp_cval_get_cvalue_type): Removed.
19204 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19205 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19206 (ipcp_cval_set_cvalue_type): Removed.
19207 (ipcp_cval_get_cvalue): Removed.
19208 (ipcp_cval_set_cvalue): Removed.
19209 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19210 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19211 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19212 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19213 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19214 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19215 (ipcp_get_ith_lattice): Changed parameters.
19216 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19217 (ipcp_lattice_from_jfunc): Changed parameters.
19218 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19219 (ipcp_method_cval_print): Added temporary variable info.
19220 (ipcp_redirect): Removed already unused local variable caller.
19221 (ipcp_redirect): New temporary variable orig_callee_info
19222 (ipcp_redirect): Removed newly unused local variable callee.
19223 (ipcp_redirect): Removed (a bit confusing) local variable type.
19224 (ipcp_insert_stage): Added local variable info.
19225 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19227 (ipcp_formal_create): Removed.
19228 (ipcp_method_cval_set): Removed.
19229 (ipcp_propagate_stage): Renamed lattice variables.
19230 (ipcp_method_cval_set_cvalue_type): Removed.
19231 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19232 (ipcp_print_all_lattices): Changed printed strings to refer to
19233 lattices rather than cvals.
19234 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19235 (ipcp_propagate_const): Changed formal parameters.
19236 (build_const_val): Changed formal parameters.
19237 (ipcp_insert_stage): Removed useless variable cvalue
19238 (build_const_val): Changed formal parameters.
19239 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19240 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19241 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19242 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19243 (ipcp_print_func_profile_counts): Changed string from "method" to
19245 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19246 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19247 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19248 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19249 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19250 (ipcp_lat_is_const): Changed parameters and made inline.
19251 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19252 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19253 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19254 the predicate condition directly
19255 (ipcp_propagate_stage): Added local variable args. Removed local
19256 variable callee. (Both are mere code simplifications.)
19257 (ipcp_method_dont_insert_const): Renamed to
19258 ipcp_node_not_modifiable_p.
19259 (ipcp_node_not_modifiable_p): Made inline.
19260 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19261 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19262 (ipcp_print_all_lattices): Removed variable cvalue
19263 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19266 2008-05-06 Olivier Hainque <hainque@adacore.com>
19268 * tree-sra.c (try_instantiate_multiple_fields): Early return
19269 if field has POINTER_TYPE.
19271 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19273 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19274 by using 'q' specifier for instruction.
19275 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19277 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19279 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19280 Change mode of zero_extract from QImode to HImode.
19281 (sign bit tests peepholes): (Ditto.).
19283 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19285 * config/i386/mmx.md: Remove double backslashes from asm templates.
19286 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19287 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19288 to handle nonimmediate operands.
19289 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19290 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19291 to handle nonimmediate operands.
19292 (*mmx_<code>v2sf3_finite): New insn pattern.
19293 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19294 (mmx_<code>v2sf3): New expander. Use
19295 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19296 (mmx_<plusminus_insn><mode>3): New expander. Use
19297 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19298 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19299 (mmx_add<mode>3): Removed.
19300 (mmx_ssadd<mode>3): Ditto.
19301 (mmx_usadd<mode>3): Ditto.
19302 (mmx_sub<mode>3): Ditto.
19303 (mmx_sssub<mode>3): Ditto.
19304 (mmx_ussub<mode>3): Ditto.
19305 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19306 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19307 to handle nonimmediate operands.
19308 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19310 (mmx_smulv4hi3_highpart): New expander. Use
19311 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19312 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19314 (mmx_umulv4hi3_highpart): New expander. Use
19315 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19316 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19317 (mmx_<code>v4hi3): New expander. Use
19318 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19319 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19320 (mmx_<code>v8qi3): New expander. Use
19321 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19322 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19323 (mmx_<code><mode>3): New expander. Use
19324 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19326 2008-05-05 Jan Hubicka <jh@suse.cz>
19328 PR tree-optimization/36118
19329 * passes.c (pass_init_dump_file): Fix dump header.
19331 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19333 PR middle-end/36141
19334 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19335 VCE for function decls.
19337 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19339 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19341 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19343 * config/i386/i386.md (sat_plusminus): New.
19344 (plusminus_insn): Likewise.
19345 (plusminus_mnemonic): Likewise.
19347 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19348 (*<addsub><mode>3_cc_overflow): Renamed to ...
19349 (*<plusminus_insn><mode>3_cc_overflow): This.
19350 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19351 (*<plusminus_insn>si3_zext_cc_overflow): This.
19353 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19354 (<plusminus_insn><mode>3): This.
19355 (*<addsub><mode>3): Renamed to ...
19356 (*<plusminus_insn><mode>3): This.
19357 (<sse>_vm<addsub><mode>3): Renamed to ...
19358 (<sse>_vm<plusminus_insn><mode>3): This.
19359 (sse3_h<addsub>v4sf3): Renamed to ...
19360 (sse3_h<plusminus_insn>v4sf3): This.
19361 (sse3_h<addsub>v2df3): Renamed to ...
19362 (sse3_h<plusminus_insn>v2df3): This.
19363 (<plusminus_insn><mode>3): New.
19364 (*<plusminus_insn><mode>3): Likewise.
19365 (sse2_<plusminus_insn><mode>3): Likewise.
19366 (add<mode>): Removed.
19367 (*add<mode>3): Likewise.
19368 (sse2_ssadd<mode>3): Likewise.
19369 (sse2_usadd<mode>3): Likewise.
19370 (sub<mode>3): Likewise.
19371 (*sub<mode>3): Likewise.
19372 (sse2_sssub<mode>3): Likewise.
19373 (sse2_ussub<mode>3): Likewise.
19375 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19377 * gthr-single.h: Add in required interface elements as per gthr.h.
19378 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19379 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19380 Generalize UNUSED macro.
19381 (__gthread_once): Add.
19382 (__gthread_key_create): Add.
19383 (__gthread_key_delete): Add.
19384 (__gthread_getspecific): Add.
19385 (__gthread_setspecific): Add.
19387 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19389 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19390 the same size types for the indirect reference on the rhs, then
19393 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19395 * config/i386/i386.md
19396 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19397 one insn template instead of template series.
19398 (*xordi_1_rex64): Ditto.
19399 (*xordi_2_rex64): Ditto.
19401 2008-05-05 Ira Rosen <irar@il.ibm.com>
19403 PR tree-optimization/36119
19404 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19407 2008-06-04 Jan Hubicka <jh@suse.cz>
19409 tree-optimization/36100
19410 * tree-pass.h (pass_O0_always_inline): Declare.
19411 * ipa-inline.c (inline_transform): Remove dead code.
19412 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19413 pass_O0_always_inline): New.
19414 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19416 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19418 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19419 mnemonic in this_param move for TARGET_64BIT.
19421 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19423 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19424 (*strmovsi_rex_1): Ditto.
19425 (*strsetsi_1): Ditto.
19426 (*strsetsi_rex_1): Ditto.
19428 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19429 adddicc expanders using SWI mode iterator.
19431 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19434 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19437 2008-05-04 David S. Miller <davem@davemloft.net>
19439 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19440 (sparc*-*-linux*): Use linux.h in tm_file.
19441 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19442 compiler defaulting to 32-bit.
19443 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19445 * config/sparc/linux.h: Remove definitions now obtained
19446 properly from linux.h
19447 * config/sparc/linux64.h: Likewise.
19448 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19449 don't want this setting for 32-bit builds in a biarch compiler.
19450 * doc/install.texi: Add sparc-linux to list of targets
19451 supporting --enable-targets=all.
19453 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19455 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19457 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19459 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19460 after V4SI_FTYPE_V8HI.
19461 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19462 case V4SI_FTYPE_V2DF.
19464 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19466 * doc/invoke.texi (max-flow-memory-locations): Removed.
19467 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19469 2008-05-03 Richard Guenther <rguenther@suse.de>
19471 PR middle-end/34973
19472 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19474 2008-05-02 David S. Miller <davem@davemloft.net>
19476 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19478 2008-05-02 Simon Baldwin <simonb@google.com>
19481 * c-common.h (warn_array_subscript_range): Removed.
19482 * c-common.c (warn_array_subscript_range): Ditto.
19483 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19484 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19486 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19488 * config/i386/i386.c (ix86_special_builtin_type): New.
19489 (bdesc_special_args): Likewise.
19490 (ix86_expand_special_args_builtin): Likewise.
19491 (ix86_init_mmx_sse_builtins): Updated.
19492 (ix86_expand_builtin): Updated.
19493 (ix86_expand_store_builtin): Removed.
19494 (ix86_expand_unop_builtin): Likewise.
19496 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19497 * config/i386/mmintrin.h (__v2sf): Here.
19499 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19501 (_mm_loadl_pi): Likewise.
19502 (_mm_storeh_pi): Replace __v2si with __v2sf.
19503 (_mm_storel_pi): Likewise.
19505 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19506 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19507 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19508 __builtin_ia32_loadlpd.
19510 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19512 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19513 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19514 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19515 (ix86_init_mmx_sse_builtins): Updated.
19516 (ix86_expand_args_builtin): Likewise.
19517 (ix86_expand_builtin): Likewise.
19518 (ix86_expand_unop1_builtin): Renamed to ...
19519 (ix86_expand_unop_vec_merge_builtin): This.
19521 2008-05-01 Jan Hubicka <jh@suse.cz>
19524 * ipa-inline.c (inline_generate_summary): Make static.
19525 (inline_transform): Do not call inlining at -O0; make static.
19526 * passes.c (execute_todo): Add sanity check.
19527 (execute_one_ipa_transform_pass): Execute proper flags.
19529 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19531 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19532 (DECL_NONADDRESSABLE_P): Likewise.
19533 * alias.c (record_component_aliases): Fix comment.
19535 2008-05-01 Simon Baldwin <simonb@google.com>
19537 * c-common.h (warn_array_subscript_range): New function.
19538 * c-common.c (warn_array_subscript_range): Ditto.
19539 * tree-vrp.c (check_array_ref): Corrected code to agree with
19540 comment, ignoring only arrays of size 0 or size 1.
19541 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19543 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19545 * config/i386/i386.c (ix86_builtin_type): Replace
19546 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19547 (bdesc_args): Updated.
19548 (ix86_init_mmx_sse_builtins): Likewise.
19549 (ix86_expand_args_builtin): Likewise.
19551 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19554 * doc/extend.texi: Correct __builtin_ia32_palignr.
19556 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19559 * config/i386/i386.c (bdesc_crc32): Removed.
19560 (ix86_expand_crc32): Likewise.
19561 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19562 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19563 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19564 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19565 UINT_FTYPE_UINT_UCHAR.
19566 (bdesc_args): Updated. Add crc32 builtins.
19567 (ix86_init_mmx_sse_builtins): Updated.
19568 (ix86_expand_args_builtin): Updated to support subreg.
19570 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19572 2008-05-01 Jan Hubicka <jh@suse.cz>
19574 * tree-pass.h (opt_pass): Add IPA_PASS.
19575 (varpool_node, cgraph_node): Forward declare.
19576 (ipa_opt_pass): Define.
19577 (pass_ipa_inline): Turn into ipa_opt_pass.
19578 (pass_apply_inline): Remove.
19579 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19580 (apply_inline): Turn into ....
19581 (inline_transform): ... this one.
19582 (inline_generate_summary): New function.
19583 (pass_apply_inline): Remove.
19584 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19586 (struct function): Add ipa_transforms_to_apply.
19587 * passes.c (register_one_dump_file): Work on IPA_PASS.
19588 (init_optimization_passes): Remove pass_inline_parameters and
19590 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19591 (execute_one_pass) ... here; apply transforms when possible.
19592 (add_ipa_transform_pass, execute_ipa_summary_asses,
19593 execute_one_ipa_transform_pass): New.
19594 (execute_ipa_pass_list): Update for IPA_PASS type.
19596 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19598 * config/i386/i386.c (ix86_builtin_type): Add
19599 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19600 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19601 (bdesc_args): Add SSE4a builtins.
19602 (ix86_init_mmx_sse_builtins): Updated.
19603 (ix86_expand_args_builtin): Likewise.
19604 (ix86_expand_builtin): Likewise.
19606 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19608 * config/i386/i386.c (ix86_builtin_type): Add
19609 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19610 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19611 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19612 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19613 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19614 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19615 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19616 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19617 and DI_FTYPE_DI_DI_INT.
19618 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19619 (ix86_init_mmx_sse_builtins): Updated.
19620 (ix86_expand_args_builtin): Likewise.
19621 (ix86_expand_builtin): Likewise.
19622 (ix86_expand_binop_imm_builtin): Removed.
19624 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19626 2008-04-30 Richard Guenther <rguenther@suse.de>
19628 PR tree-optimization/32921
19629 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19631 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19633 * config/arm/arm.c (arm_unwind_emit): Use
19634 crtl->all_throwers_are_sibcalls instead of
19635 cfun->all_throwers_are_sibcalls.
19636 (arm_output_fn_unwind): Likewise.
19637 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19638 instead of cfun->uses_pic_offset_table.
19639 (frv_expand_prologue): Likewise.
19640 (frv_frame_pointer_required): Likewise.
19641 (frv_expand_fdpic_call): Likewise.
19642 (frv_emit_movsi): Likewise.
19643 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19644 cfun->returns_pcc_struct instead of
19645 current_function_returns_pcc_struct.
19646 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19647 instead of cfun->calls_eh_return.
19648 (m32c_pushm_popm): Likewise.
19649 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19650 "extern" declaration.
19652 2008-04-30 Richard Guenther <rguenther@suse.de>
19654 PR tree-optimization/21636
19655 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19657 (evaluate_stmt): Print the likely value.
19658 (ccp_visit_stmt): Avoid excessive vertical spacing.
19660 2008-04-30 Rafael Espíndola <espindola@google.com>
19662 * builtins.c (fold_call_expr): Return realret.
19663 * tree-ssa-threadedge.c
19664 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19665 __builtin_object_size.
19667 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19669 * gcc.c (wrapper_string): New variable.
19670 (insert_wrapper): New function.
19671 (execute): New option -wrapper.
19672 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19674 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19676 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19677 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19678 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19680 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19681 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19682 config/rs6000/e500crtres64gprctr.asm,
19683 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19684 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19685 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19686 config/rs6000/e500crtsav64gprctr.asm,
19687 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19688 config/rs6000/e500crtsavg64gprctr.asm: New files.
19689 * config/rs6000/t-ppccomm: Add build rules for new files.
19690 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19691 * config/rs6000/t-netbsd: Add build rules for new files.
19692 (LIB2FUNCS_STATIC_EXTRA): New variable.
19693 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19694 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19695 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19697 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19699 * config/i386/i386.c (ix86_builtin_type): Add
19700 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19701 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19702 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19703 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19704 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19705 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19706 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19707 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19708 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19709 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19710 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19711 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19712 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19713 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19714 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19715 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19716 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19717 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19718 V1DI_FTYPE_V2SI_V2SI.
19719 (bdesc_2arg): Moved to ...
19720 (bdesc_args): Here.
19721 (ix86_init_mmx_sse_builtins): Updated.
19722 (ix86_expand_args_builtin): Updated. Take a pointer
19723 to const struct builtin_description. Handle comparison
19725 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19726 (ix86_expand_builtin): Updated.
19728 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19729 (ssse3_pmaddubsw128): This.
19730 (ssse3_pmaddubswv4hi3): Renamed to ...
19731 (ssse3_pmaddubsw): This.
19733 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19734 (__builtin_ia32_packssdw128): Likewise.
19735 (__builtin_ia32_packuswb128): Likewise.
19736 (__builtin_ia32_pmaddubsw): Likewise.
19737 (__builtin_ia32_pmaddubsw128): Likewise.
19739 2008-04-30 Richard Guenther <rguenther@suse.de>
19741 PR tree-optimization/14847
19742 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19743 (recognize_bits_test): Use it.
19744 (recognize_single_bit_test): Likewise.
19746 2008-04-30 Martin Jambor <mjambor@suse.cz>
19748 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19749 instead of setting number of formal parameters to zero.
19750 (ipcp_init_stage): Do not set the number of actual parameters to zero
19752 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19753 which are called with variable number of arguments.
19754 (ipcp_insert_stage): Explicitely skipping all nodes which are
19755 called with variable number of arguments.
19756 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19757 number of parameters.
19759 * ipa-prop.h (struct ipa_node_params): Added flag
19760 called_with_var_arguments
19761 (ipa_set_param_count): Added. Changed sole setter to use it.
19762 (ipa_get_param_count): Added. All readers of param_count
19763 converted to use it instead.
19764 (ipa_set_called_with_variable_arg): Added.
19765 (ipa_is_called_with_var_arguments): Added.
19766 (ipa_get_ith_param): Added. All readers of param_decls converted
19768 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19770 (ipa_get_cs_argument_count): Added, all readers of argument_count
19772 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19775 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19776 (struct ipcp_lattice): Renamed cval_type to type
19777 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19779 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19780 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19781 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19782 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19783 (build_const_val): Changed the type of parameter cvalue to tree
19784 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19785 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19787 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19790 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19791 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19792 (ipa_add_method): Renamed to ipa_push_func_to_list
19793 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19794 (ipa_callsite_param_count): Removed.
19795 (ipa_callsite_param_count_set): Removed.
19796 (ipa_callsite_param): Removed.
19797 (ipa_callsite_callee): Removed.
19798 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19799 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19800 (ipa_method_formal_count): Removed.
19801 (ipa_method_formal_count_set): Removed.
19802 (ipa_method_get_tree): Removed.
19803 (ipa_method_tree_map_create): Removed.
19804 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19805 (ipa_create_param_decls_array): Creates the array itself
19806 (ipa_create_param_decls_array): Temporary variable info instead of
19807 a few dereferences.
19808 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19809 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19810 (get_type): Removed.
19811 (ipa_jf_get_info_type): Removed.
19812 (ipa_node_create): Renamed to ipa_create_node_params
19813 (ipa_free): Renamed to ipa_free_all_node_params
19814 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19815 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19816 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19817 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19818 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19819 ipa_free_all_edge_args
19820 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19821 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19822 (ipa_create_methodlist_node): Removed.
19823 (ipa_methodlist_method): Removed.
19824 (ipa_methodlist_method_set): Removed.
19825 (ipa_methodlist_next_method): Removed.
19826 (ipa_methodlist_next_method_set): Removed.
19827 (ipa_method_is_modified): Removed.
19828 (ipa_method_modify_create): Removed.
19829 (ipa_method_modify_init): Temporary variable info instead of a few
19831 (ipa_detect_param_modifications): Temporary variable info instead of
19832 a few dereferences.
19833 (ipa_compute_jump_functions): Temporary variable info instead of
19834 a few dereferences.
19835 (ipa_method_modify_set): Removed.
19836 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19837 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19838 than craph_node as the first parameter.
19839 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19840 (ipa_method_modify_init): Removed.
19841 (ipa_compute_jump_functions): Added a temp variable instead of
19842 repeatadly dereferencing the cgraph_edge.aux pointer
19843 (ipa_callsite_param_set_type): Removed.
19844 (ipa_compute_jump_functions): i renamed to index and moved to
19846 (ipa_callsite_param_set_info_type_formal): Removed.
19847 (ipa_callsite_param_set_info_type): Removed.
19848 (ipa_callsite_param_map_create): Removed.
19849 (ipa_callsite_tree): Removed.
19850 (ipa_callsite_caller): Removed.
19851 (ipa_pop_func_from_list): return_method removed to return_func
19853 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19854 prefixed all values with IPA_. Changed all users.
19855 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19856 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19857 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19858 (union parameter_info): Renamed to jump_func_value.
19859 (union jump_func_value): Renamed value to constant
19860 (struct ipa_jump_func): Renamed info_type to value
19861 (struct ipa_node): Renamed to ipa_node_params
19862 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19863 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19864 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19865 (struct ipa_edge): Renamed to ipa_edge_args
19866 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19867 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19868 (struct ipa_methodlist): Renamed to ipa_func_list
19869 (struct ipa_func_list): method_p renamed to node, next_method
19871 (ipa_methodlist_p): Removed, switched all users to struct pointer
19872 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19874 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19876 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19877 (rs6000_emit_epilogue): Use backchain to restore only when we
19878 have a large frame. Make use of frame pointer to restore if we
19879 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19881 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19883 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19884 Add mode to zero_extract.
19885 (sign bit tests peepholes): (Ditto.).
19887 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19889 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19890 Instructions in comments with SSE3.
19891 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19892 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19893 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19894 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19895 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19896 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19897 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19898 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19899 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19900 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19901 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19902 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19903 (bdesc_sse_args): Renamed to ...
19904 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19905 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19906 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19907 IX86_BUILTIN_FABSQ.
19908 (bdesc_1arg): Moved to ...
19909 (bdesc_args): Here.
19910 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19911 Instructions in comments with SSE3.
19912 (ix86_expand_sse_operands_builtin): Renamed to ...
19913 (ix86_expand_args_builtin): This. Updated.
19914 (ix86_expand_unop1_builtin): Update comments.
19915 (ix86_expand_builtin): Updated.
19917 2008-04-29 Richard Guenther <rguenther@suse.de>
19919 PR tree-optimization/36078
19920 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19921 Update virtual SSA form after cleaning up the CFG.
19923 2008-04-29 Richard Guenther <rguenther@suse.de>
19925 PR middle-end/15255
19926 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19928 2008-04-29 Richard Guenther <rguenther@suse.de>
19930 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19931 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19932 (compute_flow_insensitive_aliasing): Do not treat
19933 PTR_IS_REF_ALL pointers special.
19934 (get_smt_for): Likewise.
19935 (may_alias_p): Re-structure.
19936 (is_escape_site): A ref-all pointer conversion is not an escape site.
19937 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
19938 PTR_IS_REF_ALL pointers special.
19939 * tree-ssa-structalias.h (struct alias_info): Remove
19940 ref_all_symbol_mem_tag field.
19941 (PTR_IS_REF_ALL): Remove.
19943 2008-04-29 Richard Guenther <rguenther@suse.de>
19945 PR middle-end/36077
19946 * fold-const.c (extract_muldiv_1): In combining division constants
19947 make sure to never overflow.
19949 2008-04-29 Nick Clifton <nickc@redhat.com>
19951 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
19953 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19956 * optc-gen.awk: Work around HP-UX/IA awk bug.
19958 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
19960 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
19963 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19966 * config/i386/i386.md
19967 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
19968 Change operand 1 predicate to nonimmediate_operand.
19970 2008-04-28 Jakub Jelinek <jakub@redhat.com>
19973 * dwarf2out.c (struct die_struct): Mark as chain_circular through
19975 * gengtype.c (walk_type, write_func_for_structure): Handle
19977 * doc/gty.texi: Document chain_circular.
19979 2008-04-28 Richard Guenther <rguenther@suse.de>
19981 PR tree-optimization/36066
19982 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
19985 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19988 * config/i386/i386.md
19989 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
19990 Use match_scratch instead of match_operand for operands 3 and 4.
19992 2008-04-27 Richard Guenther <rguenther@suse.de>
19994 PR tree-optimization/18754
19995 PR tree-optimization/34223
19996 * tree-pass.h (pass_complete_unrolli): Declare.
19997 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
19998 loop size before and after unconditionally of UL_NO_GROWTH in effect.
19999 Rewrite loop into loop closed SSA form if it is not already.
20000 (tree_unroll_loops_completely): Re-structure to iterate over
20001 innermost loops with intermediate CFG cleanups.
20002 Unroll outermost loops only if requested or the code does not grow
20004 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20005 loops are available.
20006 (tree_vectorize): Instead do so here.
20007 (tree_complete_unroll): Also unroll outermost loops.
20008 (tree_complete_unroll_inner): New function.
20009 (gate_tree_complete_unroll_inner): Likewise.
20010 (pass_complete_unrolli): New pass.
20011 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20012 uses outside of the loop.
20013 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20014 form if it is available.
20015 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20016 * passes.c (init_optimization_passes): Schedule complete inner
20017 loop unrolling pass before the first CCP pass after final inlining.
20019 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20021 * targhooks.h (default_emutls_var_fields,
20022 default_emutls_var_init): Declare.
20023 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20024 * target.h (struct gcc_target): Add struct emutls member.
20025 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20026 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20027 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20028 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20029 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20030 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20031 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20032 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20033 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20034 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20035 emit debug information.
20036 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20037 * varasm.c: Include targhooks.h.
20038 (emutls_object_section, emutls_tmpl_section): New.
20039 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20040 (EMUTLS_SEPARATOR): New.
20041 (prefix_name): New.
20042 (get_emutls_object_name): New.
20043 (default_emutls_var_fields): New, broken out of ...
20044 (get_emutls_object_type): ... here. Adjust to use target hooks.
20045 (get_emutls_init_templ_addr): Adjust to use target hooks.
20046 (emutls_decl): Adjust to use target hooks.
20047 (emutls_finish): Likewise.
20048 (default_emutls_var_init): New, broken out of ...
20049 (assemble_variable): ... here. Adjust to use target hooks.
20050 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20051 SECCAT_EMUTLS_TMPL.
20052 * c-common.c (handle_section_attribute): Prevent overriding
20053 sections for emulated tls with special sections.
20054 * config/i386/i386.c (x86_64_elf_select_section): Add
20055 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20056 (x86_64_elf_unique_section): Likewise.
20057 * config/vxworks.c: Include tree.h.
20058 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20059 (vxworks_override_options): Set TLS scheme.
20060 * doc/tm.texi (Emulated TLS): New node.
20062 2008-04-26 Simon Baldwin <simonb@google.com>
20065 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20066 with propagated string constants.
20068 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20070 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20071 constraint for operand 2 when operand 0 is memory operand.
20072 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20073 operand 0 is memory operand.
20074 (fix_trunc<mode>_i387_with_temp): Ditto.
20075 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20076 operand 2 when operand 1 is memory operand.
20077 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20078 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20079 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20080 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20081 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20082 operands 2,3 and 4 when operand 1 is memory operand.
20083 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20085 (fistdi2_floor_with_temp): Ditto.
20086 (fist<mode>2_floor_with_temp): Ditto.
20087 (fistdi2_ceil_with_temp): Ditto.
20088 (fist<mode>2_ceil_with_temp): Ditto.
20089 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20091 2008-04-26 David Daney <ddaney@avtrex.com>
20093 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20095 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20096 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20097 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20098 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20099 (compare_and_swap_12): New insn.
20100 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20101 * config/mips/mips.c (mips_force_binary): New function.
20102 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20103 (mips_expand_compare_and_swap_12): New function.
20104 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20106 2008-04-25 Jan Hubicka <jh@suse.cz>
20109 * cfgexpand.c (pass_expand): Turn into RTL pass.
20110 * passes.c (execute_one_pass): Do pass typechecking after execution.
20111 * tree-pass.h (pass_expand): Turn into RTL pass.
20113 * function.h (struct rtl_data): Move here fields
20114 accesses_prior_frames, calls_eh_return, saves_all_registers,
20115 has_nonlocal_goto, has_asm_statement, is_thunk,
20116 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20117 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20118 arg_pointer_save_area_init from struct function; turn into bool.
20119 (struct function): Move
20120 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20121 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20122 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20123 tail_call_emit, arg_pointer_save_area_init
20124 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20125 (current_function_returns_struct, current_function_returns_pcc_struct,
20126 current_function_calls_setjmp, current_function_calls_alloca,
20127 current_function_accesses_prior_frames,
20128 current_function_calls_eh_return, current_function_is_thunk,
20129 current_function_stdarg, current_function_profile,
20130 current_function_limit_stack, current_function_uses_pic_offset_table,
20131 current_function_uses_const_pool, current_function_has_nonlocal_label,
20132 current_function_saves_all_registers,
20133 current_function_has_nonlocal_goto,
20134 current_function_has_asm_statement): Remove accesor macros.
20135 * ra-conflict.c (global_conflicts): Update.
20136 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20137 (suitable_for_tail_call_opt_p): Update.
20138 * builtins.c (expand_builtin_return_addr): Update.
20139 (expand_builtin_setjmp_setup): Update.
20140 (expand_builtin_nonlocal_goto): Update.
20141 * final.c (final_start_function): Update.
20142 (profile_function): Update.
20143 (leaf_function_p): Update.
20144 (only_leaf_regs_used): Update.
20145 * df-scan.c (df_get_exit_block_use_set): Update.
20146 * dojump.c (clear_pending_stack_adjust): Update.
20147 * tree-stdarg.c (gate_optimize_stdarg): Update.
20148 * gimple-low.c (lower_function_body): Update.
20149 * global.c (compute_regsets): Update.
20150 (global_alloc): Update.
20151 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20152 * expr.c (expand_assignment): Update.
20153 * dse.c (dse_step0): Update.
20154 (dse_step1): Update.
20155 * c-decl.c (store_parm_decls): Update.
20156 * local-alloc.c (combine_regs): Update.
20157 (find_free_reg): Update.
20158 * function.c (assign_parms_augmented_arg_list): Update.
20159 (assign_parm_find_data_types): Update.
20160 (assign_parms): Update.
20161 (allocate_struct_function): Update.
20162 (expand_function_start): Update.
20163 (expand_function_end): Update.
20164 (get_arg_pointer_save_area): Update.
20165 (thread_prologue_and_epilogue_insns): Update.
20166 (rest_of_match_asm_constraints): Update.
20167 * stor-layout.c (variable_size): Update.
20168 * gcse.c (gcse_main): Update.
20169 (bypass_jumps): Update.
20170 * gimplify.c (gimplify_function_tree): Update.
20171 * calls.c (emit_call_1): Update.
20172 (expand_call): Update.
20173 * bt-load.c (compute_defs_uses_and_gen): Update.
20174 * except.c (sjlj_assign_call_site_values): Update.
20175 (sjlj_emit_function_enter): Update.
20176 (can_throw_external): Update.
20177 (set_nothrow_function_flags): Update.
20178 (expand_builtin_unwind_init): Update.
20179 (expand_eh_return): Update.
20180 (convert_to_eh_region_ranges): Update.
20181 (output_function_exception_table): Update.
20182 * emit-rtl.c (gen_tmp_stack_mem): Update.
20183 * cfgexpand.c (expand_used_vars): Update.
20184 (tree_expand_cfg): Update.
20185 * cfgcleanup.c (rest_of_handle_jump): Update.
20186 * explow.c (allocate_dynamic_stack_space): Update.
20187 * varasm.c (assemble_start_function): Update.
20188 (force_const_mem): Update.
20189 (mark_constant_pool): Update.
20190 * tree-optimize.c (tree_rest_of_compilation): Update.
20191 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20192 * tree-cfg.c (notice_special_calls): Update.
20193 (is_ctrl_altering_stmt): Update.
20194 (tree_can_make_abnormal_goto): Update.
20195 (tree_purge_dead_abnormal_call_edges): Update.
20196 * config/alpha/predicates.md: Update.
20197 * config/alpha/alpha.c (alpha_sa_mask): Update.
20198 (alpha_sa_size): Update.
20199 (alpha_does_function_need_gp): Update.
20200 (alpha_expand_prologue): Update.
20201 (alpha_start_function): Update.
20202 (alpha_output_function_end_prologue): Update.
20203 (alpha_expand_epilogue): Update.
20204 * config/frv/frv.c (frv_stack_info): Update.
20205 (frv_expand_epilogue): Update.
20206 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20207 (s390_register_info): Update.
20208 (s390_frame_info): Update.
20209 (s390_init_frame_layout): Update.
20210 (s390_can_eliminate): Update.
20211 (save_gprs): Update.
20212 * config/spu/spu.c (spu_split_immediate): Update.
20213 (need_to_save_reg): Update.
20214 (spu_expand_prologue): Update.
20215 (spu_expand_epilogue): Update.
20216 * config/sparc/sparc.md: Update.
20217 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20218 (sparc_tls_got): Update.
20219 (legitimize_pic_address): Update.
20220 (sparc_emit_call_insn): Update.
20221 (sparc_expand_prologue): Update.
20222 (output_return): Update.
20223 (print_operand): Update.
20224 (sparc_function_ok_for_sibcall): Update.
20225 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20226 * config/m32r/m32r.md: Update.
20227 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20228 (m32r_compute_frame_size): Update.
20229 (m32r_expand_prologue): Update.
20230 (m32r_expand_epilogue): Update.
20231 (m32r_legitimize_pic_address): Update.
20232 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20233 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20234 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20235 (gen_push): Update.
20236 (ix86_save_reg): Update.
20237 (ix86_compute_frame_layout): Update.
20238 (ix86_expand_prologue): Update.
20239 (ix86_expand_epilogue): Update.
20240 * config/sh/sh.c (output_stack_adjust): Update.
20241 (calc_live_regs): Update.
20242 (sh5_schedule_saves): Update.
20243 (sh_expand_prologue): Update.
20244 (sh_expand_epilogue): Update.
20245 (sh_setup_incoming_varargs): Update.
20246 (sh_allocate_initial_value): Update.
20247 (sh_get_pr_initial_val): Update.
20248 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20249 * config/sh/sh.md (label:): Update.
20250 * config/avr/avr.c (out_movhi_mr_r): Update.
20251 * config/crx/crx.h (enum): Update.
20252 * config/xtensa/xtensa.h (along): Update.
20253 * config/stormy16/stormy16.c Update.
20254 (xstormy16_compute_stack_layout): Update.
20255 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20256 (fr30_expand_prologue): Update.
20257 * config/cris/cris.c (cris_conditional_register_usage): Update.
20258 (cris_reg_saved_in_regsave_area): Update.
20259 (cris_initial_frame_pointer_offset): Update.
20260 (cris_simple_epilogue): Update.
20261 (cris_expand_prologue): Update.
20262 (cris_expand_epilogue): Update.
20263 (cris_expand_pic_call_address): Update.
20264 (cris_asm_output_symbol_ref): Update.
20265 (cris_asm_output_label_ref): Update.
20266 * config/cris/cris.md Update.
20267 * config/iq2000/iq2000.c (compute_frame_size): Update.
20268 (iq2000_expand_epilogue): Update.
20269 * config/mt/mt.h (save_direction): Update.
20270 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20271 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20272 (ia64_secondary_reload_class): Update.
20273 * config/m68k/m68k.c (m68k_save_reg): Update.
20274 (m68k_expand_prologue): Update.
20275 (m68k_expand_epilogue): Update.
20276 (legitimize_pic_address): Update.
20277 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20278 (first_reg_to_save): Update.
20279 (first_altivec_reg_to_save): Update.
20280 (compute_vrsave_mask): Update.
20281 (compute_save_world_info): Update.
20282 (rs6000_stack_info): Update.
20283 (spe_func_has_64bit_regs_p): Update.
20284 (rs6000_ra_ever_killed): Update.
20285 (rs6000_emit_eh_reg_restore): Update.
20286 (rs6000_emit_allocate_stack): Update.
20287 (rs6000_emit_prologue): Update.
20288 (rs6000_emit_epilogue): Update.
20289 (rs6000_output_function_epilogue): Update.
20290 (output_profile_hook): Update.
20291 (rs6000_elf_declare_function_name): Update.
20292 * config/rs6000/rs6000.h (rs6000_args): Update.
20293 * config/rs6000/rs6000.md: Update.
20294 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20295 * config/arc/arc.c (arc_output_function_epilogue): Update.
20296 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20297 * config/darwin.c (machopic_function_base_name): Update.
20298 * config/score/score3.c (score3_compute_frame_size): Update.
20301 (score3_epilogue): Update.
20302 * config/score/score7.c (score7_compute_frame_size): Update.
20303 (score7_prologue): Update.
20304 (score7_epilogue): Update.
20305 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20306 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20307 * config/arm/arm.c (use_return_insn): Update.
20308 (require_pic_register): Update.
20309 (arm_load_pic_register): Update.
20310 (arm_compute_save_reg0_reg12_mask): Update.
20311 (arm_compute_save_reg_mask): Update.
20312 (thumb1_compute_save_reg_mask): Update.
20313 (output_return_instruction): Update.
20314 (arm_output_function_prologue): Update.
20315 (arm_output_epilogue): Update.
20316 (arm_get_frame_offsets): Update.
20317 (arm_expand_prologue): Update.
20318 (thumb_pushpop): Update.
20319 (thumb_exit): Update.
20320 (thumb1_expand_prologue): Update.
20321 (thumb1_expand_epilogue): Update.
20322 (arm_unwind_emit): Update.
20323 (arm_output_fn_unwind): Update.
20324 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20325 * config/arm/arm.md: Update.
20326 * config/pa/pa.md: Update.
20327 * config/pa/pa.c (legitimize_pic_address): Update.
20328 (compute_frame_size): Update.
20329 (hppa_expand_prologue): Update.
20330 (hppa_expand_epilogue): Update.
20331 (borx_reg_operand): Update.
20332 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20333 (HARD_REGNO_RENAME_OK): Update.
20334 * config/mips/mips.c (mips_global_pointer): Update.
20335 (mips_save_reg_p): Update.
20336 (mips_compute_frame_info): Update.
20337 (mips_frame_pointer_required): Update.
20338 (mips_expand_prologue): Update.
20339 (mips_expand_epilogue): Update.
20340 (mips_can_use_return_insn): Update.
20341 (mips_reorg_process_insns): Update.
20342 * config/v850/v850.c (compute_register_save_size): Update.
20343 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20344 * config/mmix/mmix.c (along): Update.
20345 (mmix_expand_epilogue): Update.
20346 * config/bfin/bfin.c (legitimize_pic_address): Update.
20347 (must_save_p): Update.
20348 (stack_frame_needed_p): Update.
20349 (add_to_reg): Update.
20350 (bfin_expand_prologue): Update.
20351 * stmt.c (expand_asm_operands): Update.
20352 * reload1.c (reload): Update.
20353 (init_elim_table): Update.
20355 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20357 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20359 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20361 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20362 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20363 (mov<mode>): Removed.
20364 (*movv4sf_internal): Likewise.
20365 (*movv2df_internal): Likewise.
20367 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20369 * config.gcc (crx-*-elf): Remove deprecation.
20371 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20373 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20374 __gcc_deregister_frame with atexit.
20375 (deregister_frame_dtor): Remove.
20377 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20378 Nathan Sidwell <nathan@codesourcery.com>
20380 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20382 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20383 (rs6000_isel): Likewise.
20384 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20385 (rs6000_isel): New variable.
20386 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20388 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20391 * c-common.c (handle_vector_size_attribute): Call
20392 lang_hooks.types.reconstruct_complex_type instead of
20393 reconstruct_complex_type.
20394 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20395 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20396 * langhooks.h (struct lang_hooks_for_types): Add
20397 reconstruct_complex_type hook.
20398 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20399 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20401 2008-04-24 Richard Guenther <rguenther@suse.de>
20403 * c-common.h (check_builtin_function_arguments): Declare.
20404 * c-common.c (validate_nargs): New function.
20405 (check_builtin_function_arguments): Likewise.
20406 * c-typeck.c (build_function_call): Call
20407 check_builtin_function_arguments.
20408 * builtins.c (fold_builtin_classify): Remove error reporting code.
20409 (fold_builtin_unordered_cmp): Likewise.
20410 (fold_builtin_1): Likewise.
20411 (fold_builtin_n): Likewise.
20413 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20415 PR tree-optimization/36008
20416 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20417 the original op1, rather than delta by step.
20419 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20420 Sebastian Pop <sebastian.pop@amd.com>
20422 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20423 eliminate_local_variables_stmt, eliminate_local_variables,
20424 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20425 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20426 of code delimited by two edges in the CFG.
20427 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20428 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20429 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20430 the case of parallelisation of reductions.
20431 (expr_invariant_in_region_p): New.
20433 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20434 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20436 2008-04-24 Ira Rosen <irar@il.ibm.com>
20437 Richard Guenther <rguenther@suse.de>
20439 PR tree-optimization/36034
20440 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20441 incapable of dealing with loads with gaps.
20443 2008-04-24 Rafael Espíndola <espindola@google.com>
20445 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20446 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20447 vrp_evaluate_conditional.
20448 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20449 (vrp_evaluate_conditional): Split the cond argument.
20450 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20451 (simplify_stmt_for_jump_threading): Update call to
20452 vrp_evaluate_conditional.
20454 2008-04-24 Ira Rosen <irar@il.ibm.com>
20456 PR tree-optimization/35982
20457 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20458 interleaved data-refs are of the same type.
20460 2008-04-24 Danny Smith <dannysmith@users.net>
20462 * c-format.c (check_format_info_main): Use strncmp rather than a
20463 magic prefix to handle multichar length specs.
20464 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20465 Don't prefix "I64" and "I32" with '\0'.
20467 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20470 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20471 in registers for -m32 only if stdarg_p (fntype).
20473 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20475 PR rtl-optimization/36006
20476 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20477 temp to op0 in order to avoid invalid rtx sharing.
20479 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20481 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20482 check TREE_INVARIANT.
20483 * tree-gimple.c (is_gimple_address): New.
20484 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20485 * tree-gimple.h (is_gimple_address): New.
20486 * tree.h (decl_address_invariant_p): New.
20487 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20488 (build_string): Likewise.
20489 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20490 (tree_invariant_p_1): Likewise.
20491 (save_expr): Use it.
20492 (tree_invariant_p): New.
20493 (skip_simple_arithmetic): Use it.
20494 (stabilize_reference_1): Use it.
20495 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20497 (build1_stat): Drop code to compute TREE_INVARIANT.
20498 (build2_stat): Drop code to compute TREE_INVARIANT.
20499 (build3_stat): Drop code to compute TREE_INVARIANT.
20500 (build4_stat): Drop code to compute TREE_INVARIANT.
20501 (build5_stat): Drop code to compute TREE_INVARIANT.
20502 (build7_stat): Drop code to compute TREE_INVARIANT.
20503 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20504 * tree.h (struct tree_base): Remove invariant_flag.
20505 (TREE_INVARIANT): Remove.
20506 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20507 (fold_builtin_expect): Check TREE_CONSTANT.
20508 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20509 * c-tree.h (c_expr_to_decl): Drop third parameter.
20510 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20511 (build_c_cast): Don't set TREE_INVARIANT.
20512 (pop_init_level): Don't set TREE_INVARIANT.
20513 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20514 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20516 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20517 (gimplify_addr_expr): Adjust comment.
20518 * tree-mudflap.c (mf_build_string):
20519 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20520 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20521 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20522 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20523 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20524 * langhooks.h (struct lang_hooks): Drop third parameter from
20527 2008-04-23 Richard Guenther <rguenther@suse.de>
20529 PR tree-optimization/27799
20530 PR tree-optimization/32921
20531 PR tree-optimization/32624
20532 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20533 SMTs aliases and the tag itself into the solution.
20534 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20535 merge the points-to solution back into the SMT aliases.
20536 (may_alias_p): Use alias_set_subset_of instead of
20537 aliases_conflict_p. A pointer which points to
20538 memory with alias set zero may access any variable.
20540 2008-04-23 Richard Guenther <rguenther@suse.de>
20542 * alias.c (alias_set_subset_of): Correctly handle asking
20543 if zero is a subset of an alias set with zero child.
20544 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20545 (compute_flow_insensitive_aliasing): Correctly walk all
20546 pointers. Do not unnecessarily union sets.
20548 2008-04-23 Richard Guenther <rguenther@suse.de>
20550 PR middle-end/36021
20551 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20553 2008-04-22 Tomas Bily <tbily@suse.cz>
20555 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20557 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20559 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20560 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20561 * tree-inline.c (estimate_num_insns_1): Likewise.
20562 * varasm.c (const_hash_1, compare_constant, copy_constant)
20563 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20564 * emit-rtl.c (component_ref_for_mem_expr)
20565 (set_mem_attributes_minus_bitpos): Likewise.
20566 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20567 (is_aligning_offset): Likewise.
20568 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20569 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20570 * dojump.c (do_jump): Likewise.
20571 * builtins.c (get_pointer_alignment, get_memory_rtx)
20572 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20573 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20575 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20577 PR rtl-optimization/36017
20578 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20579 expanding the library call.
20581 2008-04-22 Ian Lance Taylor <iant@google.com>
20583 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20584 than size_in_bytes.
20586 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20588 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20589 of LR/CTR moves for Power6.
20591 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20593 PR middle-end/36003
20594 * passes.c (init_optimization_passes): Remove
20595 pass_fast_rtl_byte_dce.
20597 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20600 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20601 builtin functions to generate faster code.
20602 (_mm_cvtpu16_ps): Ditto.
20603 (_mm_cvtpi32x2_ps): Ditto.
20605 2008-04-22 Nick Clifton <nickc@redhat.com>
20607 * common.opt (ftree-loop-distribution): Add Optimization
20610 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20611 (frv_expand_builtin_va_start): Likewise.
20613 * config/arm/arm.c (thumb_find_work_register): Fix location of
20614 argument register count.
20616 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20618 Support scheduling for ColdFire V1 and V3 microarchitecture.
20619 Improve scheduling of multiplication instructions.
20621 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20622 (mac): New instruction attribute.
20623 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20624 (m68k_sched_mac): New variable.
20625 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20626 Handle cfv1 and cfv3.
20627 (max_insn_size): New static variable.
20628 (struct _sched_ib): New type.
20629 (sched_ib): New static variable.
20630 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20631 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20632 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20634 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20635 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20636 new variables. Update.
20637 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20638 Add modeling of cfv3 instruction buffer. Update.
20639 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20640 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20641 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20642 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20643 a particular reservation applies to.
20644 (type2): Reorganize attribute values. Rename alu to alu_reg,
20645 alu_l to alu, move_l to omove. Join move to alu. Split mul
20646 to mul_l and mul_w.
20647 (cf_ib_*): Simplify description of instruction buffer.
20648 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20649 (cf_mem): Split into cf_mem1 and cf_mem2.
20650 (cf_v2_move_??): Rename to cfv12_alu_??.
20651 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20652 (cf_v2_mul_??): Remove reservations.
20653 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20654 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20655 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20657 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20658 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20659 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20660 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20661 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20662 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20663 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20664 expansions of the above reservations for instructions of sizes
20667 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20669 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20671 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20673 * coverage.c: Include tree-pass.h.
20674 (coverage_counter_alloc): Print da_file_name to the dump file.
20676 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20678 * sbitmap.c (sbitmap_range_empty_p): New function.
20679 * sbitmap.h (sbitmap_range_empty_p): New function.
20680 * bitmap.h: Now includes obstack.h.
20682 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20683 Kenneth Zadeck <zadeck@naturalbridge.com>
20685 * dbgcnt.def (ra_byte_scan): Added.
20686 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20687 when the last hit happens for a counter.
20688 * timevar.def (TV_DF_BYTE_LR): New variable.
20689 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20690 * passes.c (pass_fast_rtl_byte_dce): New pass.
20691 * fwprop.c (update_df): Added mode to call df_ref_create.
20692 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20693 DF_REF_EXTRACT_OFFSET.
20694 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20695 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20697 (df_ref_extract): Added mode field.
20698 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20699 DF_REF_EXTRACT_OFFSET.
20700 (DF_REF_EXTRACT_MODE): New macro.
20701 (df_byte_lr_bb_info): New structure.
20702 (df_print_byte_regset, df_compute_accessed_bytes,
20703 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20704 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20705 df_byte_lr_simulate_uses,
20706 df_byte_lr_simulate_artificial_refs_at_top,
20707 df_byte_lr_simulate_artificial_refs_at_end,
20708 df_compute_accessed_bytes): New function.
20709 (df_ref_create): Add parameter.
20710 (df_byte_lr_get_bb_info): New inline function.
20711 * df-scan.c (df_ref_record, df_uses_record,
20712 df_ref_create_structure): Added mode parameter.
20713 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20714 df_defs_record, df_uses_record, df_get_conditional_uses,
20715 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20716 df_entry_block_defs_collect, df_exit_block_uses_collect):
20717 Added mode parameter to calls to df_ref_record, df_uses_record,
20718 df_ref_create_structure.
20719 (df_ref_equal_p, df_ref_compare): Added test for modes.
20720 (df_ref_create_structure): Added code to set mode. Renamed
20721 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20722 DF_REF_EXTRACT_OFFSET.
20723 * df-core.c (df_print_byte_regset): New function.
20724 * df-byte-scan.c: New file.
20725 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20726 calls to BITMAP_FREE.
20727 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20728 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20729 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20730 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20731 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20732 df_byte_lr_local_compute, df_byte_lr_init,
20733 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20734 df_byte_lr_transfer_function, df_byte_lr_free,
20735 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20736 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20737 df_byte_lr_simulate_uses,
20738 df_byte_lr_simulate_artificial_refs_at_top,
20739 df_byte_lr_simulate_artificial_refs_at_end): New function.
20740 * dce.c (byte_dce_process_block): New function.
20741 (dce_process_block): au is now passed in rather than computed
20742 locally. Changed loops that look at artificial defs to not look
20743 for conditional or partial ones, because there never are any.
20744 (fast_dce): Now is able to drive byte_dce_process_block or
20745 dce_process_block depending on the kind of dce being done.
20746 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20747 (rest_of_handle_fast_byte_dce): New function.
20748 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20749 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20751 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20754 * gcc.h: Added fortran options that take arguments to
20755 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20758 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20760 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20761 scalarization if on the LHS and not a full access.
20763 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20765 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20767 2008-04-18 Rafael Espíndola <espindola@google.com>
20769 * tree-vrp.c (find_case_label_index): Fix the binary search.
20770 (find_case_label_range): New.
20771 (vrp_visit_switch_stmt): Use find_case_label_range.
20772 (simplify_switch_using_ranges): Use find_case_label_range.
20774 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20776 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20777 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20779 2008-04-18 Tom Tromey <tromey@redhat.com>
20782 * doc/cpp.texi (Implementation-defined behavior): Mention
20785 2008-04-18 Ian Lance Taylor <iant@google.com>
20787 * fold-const.c (pointer_may_wrap_p): New static function.
20788 (fold_comparison): Add another test for pointer overflow. Use
20789 pointer_may_wrap_p to disable some false positives.
20791 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20793 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20794 (fname_as_string): Match updated cpp_interpret_string prototype.
20795 (fix_string_type): Support char16_t* and char32_t*.
20796 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20797 derivative) nodes. Register as builtin if C++0x.
20798 (c_parse_error): Support CPP_CHAR{16,32}.
20799 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20800 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20801 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20802 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20803 CTI_CHAR32_ARRAY_TYPE>: New elements.
20804 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20805 char32_type_node, signed_char32_type_node, char16_array_type_node,
20806 char32_array_type_node): New defines.
20807 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20808 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20809 (lex_string): Support CPP_STRING{16,32}, match updated
20810 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20811 (lex_charconst): Support CPP_CHAR{16,32}.
20812 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20813 and CPP_STRING{16,32}.
20815 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20818 * aclocal.m4: Regenerate.
20819 * configure: Regenerate.
20821 2008-04-18 Jan Hubicka <jh@suse.cz>
20823 * except.c (dw2_size_of_call_site_table,
20824 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20826 * cgraphbuild.c (build_cgraph_edges): Update.
20827 * tree-pass.h: Update comment.
20828 * final.c (leaf_function_p): Update.
20829 (leaf_renumber_regs): Update.
20830 (rest_of_clean_state): Update.
20831 * omp-low.c (expand_omp_parallel): Update.
20832 * ipa-reference.c (analyze_function): Update.
20833 * reorg.c (find_end_label): Update.
20834 (optimize_skip): Update.
20835 (fill_simple_delay_slots): Update.
20836 (fill_simple_delay_slots): Update.
20837 (make_return_insns): Update.
20838 (dbr_schedule): Update.
20839 * gimple-low.c (record_vars_into): Update.
20840 * cfgbuild.c (make_edges): Update.
20841 * function.c (assign_stack_local): Update.
20842 (assign_parm_adjust_stack_rtl): Update.
20843 (locate_and_pad_parm): Update.
20844 (allocate_struct_function): Do not initialize stack_alignment_needed
20845 and preferred_stack_boundary here.
20846 (stack_protect_prologue): Update.
20847 (stack_protect_epilogue): Update.
20848 (expand_function_start): Initialize stack_alignment_needed,
20849 preferred_stack_boundary and max_jumptable_ents.
20850 (expand_function_end): Update.
20851 (free_after_compilation): Do not NULLify epilogue_delay_list.
20852 * function.h (struct rtl_data): Add stack_protect_guard,
20853 stack_alignment_needed,
20854 preferred_stack_boundary, epilogue_delay_list.
20855 (struct function): Remove value_histograms, stack_alignment_needed,
20856 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20858 unexpanded_var_list, stack_protect_guard.
20859 (current_function_epilogue_delay_list): Remove.
20860 * ipa-type-escape.c (analyze_function): Update.
20861 * gimplify.c (pop_gimplify_context): Update comment.
20862 * calls.c (expand_call): Update.
20863 (emit_library_call_value_1): Update.
20864 * except.c (set_nothrow_function_flags): Update.
20865 * cfgexpand.c (get_decl_align_unit): Update.
20866 (create_stack_guard): Update.
20867 (estimated_stack_frame_size): Update.
20868 (expand_used_vars): Update.
20869 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20870 * explow.c (allocate_dynamic_stack_space): Update.
20871 * tree-ssa-live.c (remove_unused_locals): Update.
20872 * varasm.c (mark_constant_pool): Update.
20873 * tree-inline.c (remap_decls): Update.
20874 (initialize_cfun): Update.
20875 (declare_return_variable): Update.
20876 (inline_forbidden_p): Update.
20877 (expand_call_inline): Update.
20878 (declare_inline_vars): Update.
20879 (tree_function_versioning): Update.
20880 * tree-flow.h (value_histograms): New.
20881 (VALUE_HISTOGRAMS): New macro.
20882 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20884 * tree-cfg.c (set_bb_for_stmt): Update.
20885 (replace_by_duplicate_decl): Update.
20886 (move_block_to_fn): Update.
20887 (new_label_mapper): Update.
20888 (dump_function_to_file): Update.
20889 * ipa-struct-reorg.c (build_data_structure): Update.
20890 * cfgrtl.c (print_rtl_with_bb): Update.
20891 * reload1.c (reload): Update.
20893 * config/i386/i386.c (setup_incoming_varargs_64,
20894 ix86_compute_frame_layout): Update.
20895 * config/arc/arc.c (arc_output_function_epilogue): Update.
20897 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20899 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20900 for FreeBSD as well.
20901 * gthr-posix95.h: Likewise.
20903 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20905 PR rtl-optimization/35838
20906 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20907 out the byte offset of the first subreg.
20909 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20911 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20912 to split_ti instead of three separate calls with single member arrays.
20913 (subti3 splitter): Ditto.
20914 (adddi3 splitter): Ditto with split_di.
20915 (subdi3 splitter): Ditto.
20916 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20917 two separate calls with single member arrays. Swap match_dup
20918 operands 1 and 2 to better fit into the array.
20919 (negdi2 splitter): Ditto with split_di.
20920 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20921 two separate calls with single member arrays. Swap match_dup operands
20922 6 and 7 to better fit into the array.
20924 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20926 * config/i386/i386.c (sse_builtin_type): New.
20927 (bdesc_sse_args): Likewise.
20928 (bdesc_sse_3arg): Removed.
20929 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20930 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20931 IX86_BUILTIN_ROUNDPS.
20932 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20933 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20934 IX86_BUILTIN_ROUNDPS.
20935 (ix86_expand_sse_4_operands_builtin): Removed.
20936 (ix86_expand_sse_operands_builtin): New.
20937 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
20938 and CODE_FOR_sse4_1_roundps.
20939 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20940 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
20942 2008-04-17 Alan Modra <amodra@bigpond.net.au>
20945 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
20946 regs before frame pop when needed. If use_backchain_to_restore_sp
20947 then load backchain into a temp reg to restore vr and vrsave. Add
20948 code to restore vr after frame pop if possible.
20950 2008-04-17 Richard Guenther <rguenther@suse.de>
20952 * tree-vn.c (expressions_equal_p): Do not check type
20953 equality or compatibility before calling operand_equal_p.
20954 * fold-const.c (operand_equal_p): Check equivalence of
20955 integer constants before bailing out due to signedness or
20956 precision differences.
20957 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
20958 spurious differences in type qualification. Ignore types
20959 for COMPONENT_REFs at all.
20961 2008-04-17 Christian Bruel <christian.bruel@st.com>
20963 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
20964 msw_skip comparison.
20966 2008-04-16 Jakub Jelinek <jakub@redhat.com>
20969 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
20972 PR tree-optimization/35899
20973 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
20974 rather than TREE_OPERAND.
20976 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
20979 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
20980 temporary registers. Change operand predicate to general_operand.
20981 (remainderxf3): Ditto.
20983 2008-04-16 Richard Guenther <rguenther@suse.de>
20985 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
20986 * tree-affine.c (aff_combination_expand): Look through some
20989 2008-04-15 Doug Kwan <dougkwan@google.com>
20991 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
20993 * tree-pretty-print.c (dump_generic_node): Ditto.
20994 * final.c (output_addr_const): Ditto.
20995 * dwarf2out.c (output_cfi): Ditto.
20996 * c-pretty-print.c (pp_c_integer_constant): Ditto.
20997 * print-rtl.c (print_rtx): Ditto.
20998 * print-tree.c (print_node_brief, print_node): Ditto.
20999 * c-common.c (match_case_to_enum_1): Ditto.
21000 * sched-vis.c (print_value): Ditto.
21001 * config/i386/i386.c (print_operand): Cast to long unsigned int
21004 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21005 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21006 MS Windows VirtualProtect function.
21008 2008-04-15 Jan Hubicka <jh@suse.cz>
21010 * gengtype.c (write_root): Param_is argument is OK.
21011 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21012 * function.h: Include varray.h
21013 (rtl_eh): New stucture based on except.c one.
21014 (call_site_record): New forward declaration and vector type.
21015 * calls.c (emit_call_1): Do not call
21016 note_current_region_may_contain_throw.
21017 * except.c (eh_status): Remove cur_region, try_region since they are
21019 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21020 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21021 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21022 Remove call_site_data_used, call_site_data_size.
21023 Turn call_site_record into vector in function.h.
21024 (note_current_region_may_contain_throw): Remove.
21025 (get_exception_pointer, get_exception_filter): Do not take struct
21026 function argument; update.
21027 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21028 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21029 build_post_landing_pads, dw2_build_landing_pads,
21030 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21031 sjlj_emit_function_enter, sjlj_emit_function_enter,
21032 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21033 sjlj_build_landing_pads, finish_eh_generation,
21034 remove_exception_handler_label, remove_eh_handler,
21035 maybe_remove_eh_handler, add_reachable_handler,
21036 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21037 add_action_record, collect_one_action_chain, add_call_site,
21038 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21039 sjlj_output_call_site_table, output_function_exception_table,
21040 * except.h (note_current_region_may_contain_throw): Remove
21041 (get_exception_pointer, get_exception_filter): Do not take struct
21043 * Makefile.in (GTFILES): Put varargs before struct function.
21045 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21047 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21048 punt for STRING_CST.
21049 (get_constraint_for): Deal with STRING_CST here instead.
21051 2008-04-15 Richard Guenther <rguenther@suse.de>
21053 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21054 statements in a basic-block with a backward walk. Do not
21055 substitute into dead statements but instead remove those.
21057 2008-04-15 Richard Guenther <rguenther@suse.de>
21059 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21060 to zero, thus disable creation of SFTs.
21062 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21064 * tree-predcom.c (suitable_reference_p): Return false if the
21065 reference can throw.
21067 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21070 * c-decl.c (finish_decl): If extern or static var has variable
21071 size, set TREE_TYPE (decl) to error_mark_node.
21073 2008-04-15 Rafael Espíndola <espindola@google.com>
21075 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21078 2008-04-15 Richard Guenther <rguenther@suse.de>
21080 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21081 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21082 (visit_reference_op_load): Do walk vuse-vdef chains on
21083 vn_reference_lookup.
21084 (visit_reference_op_store): But do not here.
21085 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21086 vn_reference_lookup.
21087 (vn_lookup_with_vuses): But do so here.
21089 2008-04-14 Ian Lance Taylor <iant@google.com>
21091 * fold-const.c (fold_overflow_warning): Remove assertion.
21093 2008-04-15 Ben Elliston <bje@au.ibm.com>
21095 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21096 temp1 local variables.
21098 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21101 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21102 ".text.unlikely" section as executable.
21104 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21106 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21107 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21108 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21109 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21110 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21111 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21112 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21114 2008-04-14 Ian Lance Taylor <iant@google.com>
21116 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21117 * fold-const.c (fold_comparison): If appropriate, test
21118 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21119 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21120 reassociating a pointer type.
21121 * doc/invoke.texi (Optimize Options): Document that
21122 -fstrict-overflow applies to pointer wraparound.
21124 2008-04-13 Jan Hubicka <jh@suse.cz>
21126 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21128 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21130 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21131 we are going to "save the world".
21133 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21135 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21136 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21137 operand 0 constraint, not "=".
21139 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21141 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21143 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21145 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21146 of size of positions_needed * CHAR_BIT.
21148 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21150 PR middle-end/35897
21151 * dse.c (store_info): Change positions_needed to unsigned
21153 (lowpart_bitmask): New.
21154 (record_store): Cast to unsigned HOST_WIDE_INT for
21155 positions_needed. Assert width <= size of positions_needed *
21156 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21157 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21158 lowpart_bitmask to set mask.
21160 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21162 * config/bfin/constraints.md: New file.
21163 * config/bfin/bfin.md: Include it.
21164 (adddi3): Use satisfies_constraint functions instead of the old macros.
21165 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21166 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21167 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21168 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21169 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21170 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21171 EXTRA_CONSTRAINT): Delete.
21172 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21173 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21175 * config/bfin/bfin.c: Include "tm-constrs.h".
21176 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21177 Use satisfies_constraint functions instead of the old macros.
21178 * doc/md.texi (Blackfin Constraints): Update file name reference.
21180 2008-04-11 Richard Guenther <rguenther@suse.de>
21182 PR tree-optimization/35869
21183 * tree-vrp.c (execute_vrp): Move switch statement update after
21184 jump threading. Schedule another cfg cleanup run.
21186 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21189 * attribs.c (decl_attributes): Return early on errorneous node.
21191 2008-04-10 Oleg Ryjkov <olegr@google.com>
21193 * tree.h (struct tree_base): Added a new flag default_def_flag.
21194 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21196 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21198 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21200 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21203 * pa.md: Define mode iterator P. Define mode attribute dwc.
21204 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21205 (icacheflush): Likewise.
21206 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21207 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21209 2008-04-11 Ben Elliston <bje@au.ibm.com>
21211 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21213 2008-04-10 Rafael Espíndola <espindola@google.com>
21215 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21216 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21217 (extract_range_from_expr): The same.
21219 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21221 * config/mips/mips.md (GPR2): New mode iterator.
21222 (seq): Add comment.
21223 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21224 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21225 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21226 Rewrite these to take two modes, the mode of comparison and the
21227 mode of the destination.
21228 * config/mips/mips.c (mips_expand_scc): Instead of having
21229 paradoxical subreg as destination, expand "narrowing" scc if mode
21230 of comparison is SI and target is requested in DI mode.
21231 (mips_emit_int_order_test): Update comment. Make mode of
21232 comparison match CMP0 rather than TARGET. When creating inverse
21233 target use mode of TARGET.
21235 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21237 * gcov-dump.c (tag_summary): Only print summaries for the first
21238 GCOV_COUNTERS_SUMMABLE counters.
21240 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21242 * config/i386/i386.md (absneg): New code iterator.
21243 (absnegprefix): New code attribute.
21244 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21245 patterns using absneg code iterator.
21246 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21247 using absneg code iterator.
21248 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21249 *neg<mode>2 patterns using absneg code iterator.
21250 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21251 *negextendsfdf2 patterns using absneg code iterator.
21252 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21253 *negextendsfxf2 patterns using absneg code iterator.
21254 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21255 *negextendsfdf2 patterns using absneg code iterator.
21256 * config/i386/sse.md (<code><mode>2): Macroize expander from
21257 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21259 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21261 * config/s390/s390.h: Remove the remains of the recent search
21262 & replace action of current_function_outgoing_args_size.
21264 2008-04-10 Ira Rosen <irar@il.ibm.com>
21266 PR tree-optimization/35821
21267 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21268 NEW_STMT_LIST is not NULL.
21270 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21273 * toplev.c (process_options): Remove -ffunction-sections debugging
21276 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21278 PR middle-end/PR28690
21279 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21280 than gen_rtx_fmt_ee to perform more canonicalizations.
21282 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21285 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21287 2008-04-09 Richard Guenther <rguenther@suse.de>
21289 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21290 (dump_function_to_file): Dump function arguments with types.
21292 2008-04-08 Richard Guenther <rguenther@suse.de>
21294 * fold-const.c (fold_widened_comparison): Do not allow
21295 sign-changes that change the result.
21297 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21300 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21301 kinds of indirect references.
21303 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21305 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21306 GNU Fortran language string.
21308 2008-04-08 Rafael Espíndola <espindola@google.com>
21310 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21311 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21312 * tree.h (tree_call_nonnegative_warnv_p): New.
21314 2008-04-08 Jan Hubicka <jh@suse.cz>
21316 * function.c (free_after_compilation): Clear out regno_reg_rtx
21319 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21322 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21324 PR middle-end/PR28690
21325 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21326 same precedence as REG_POINTER and MEM_POINTER operands.
21328 2008-04-08 Richard Guenther <rguenther@suse.de>
21330 PR middle-end/35834
21331 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21332 for adding index to base.
21334 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21336 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21337 (MINGW_ENABLE_EXECUTE_STACK): New.
21338 (IN_LIBGCC2): For libgcc include windows.h file for
21339 function declarations.
21341 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21343 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21344 and tem2 if tem1 is not a REG or MULT.
21346 2008-04-08 Jan Hubicka <jh@suse.cz>
21348 * function.h (incomming_args): Break out of struct function.
21349 (function_subsections): Break out of struct function.
21350 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21351 return_rtx and hard_reg_initial_vals from struct function.
21352 Kill inl_max_label_num.
21353 (current_function_pops_args, current_function_args_info,
21354 current_function_args_size, current_function_args_size,
21355 current_function_pretend_args_size,
21356 current_function_outgoing_args_size,
21357 current_function_internal_arg_pointer, current_function_return_rtx):
21358 Kill compatibility accestor macros.
21359 * builtins.c (expand_builtin_apply_args_1): Update.
21360 (expand_builtin_next_arg): Update.
21361 * df-scan.c (df_get_call_refs): Update.
21362 * dbxout.c (dbxout_function_end): Update.
21363 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21364 (output_line_info): Update.
21365 (secname_for_decl): Update.
21366 (dwarf2out_var_location): Update.
21367 * function.c (free_after_compilation): Update.
21368 (assign_parm_find_stack_rtl): Update.
21369 (assign_parms): Update.
21370 (expand_dummy_function_end): Update.
21371 (expand_function_end): Update.
21372 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21373 (expand_call): Update.
21374 (emit_library_call_value_1): Update.
21375 (store_one_arg): Update.
21376 * varasm.c (initialize_cold_section_name): Update.
21377 (unlikely_text_section): Update.
21378 (unlikely_text_section_p): Update.
21379 (assemble_start_function): Update.
21380 (assemble_end_function): Update.
21381 (default_section_type_flags): Update.
21382 (switch_to_section): Update.
21383 * integrate.c (set_decl_abstract_flags): Update.
21384 (get_hard_reg_initial_val): Update.
21385 (has_hard_reg_initial_val): Update.
21386 (allocate_initial_values): Update.
21387 * resource.c (init_resource_info): Update.
21388 * config/alpha/alpha.c (NUM_ARGS): Update.
21389 (direct_return): Update.
21390 (alpha_va_start): Update.
21391 (alpha_sa_size): Update.
21392 (alpha_initial_elimination_offset): Update.
21393 (alpha_expand_prologue): Update.
21394 (alpha_start_function): Update.
21395 (alpha_expand_epilogue): Update.
21396 (unicosmk_initial_elimination_offset):
21397 * config/alpha/alpha.md (call expander): Update.
21398 * config/s390/s390.c (s390_register_info): Update.
21399 (s390_register_info): Update.
21400 (s390_frame_info): Update.
21401 (s390_initial_elimination_offset): Update.
21402 (s390_build_builtin_va_list): Update.
21403 (s390_va_start): Update.
21404 * config/spu/spu.c (direct_return): Update.
21405 (spu_expand_prologue): Update.
21406 (spu_initial_elimination_offset): Update.
21407 (spu_build_builtin_va_list): Update.
21408 (spu_va_start): Update.
21409 * config/sparc/sparc.c (sparc_init_modes): Update.
21410 (sparc_compute_frame_size): Update.
21411 (function_value): Update.
21412 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21413 * config/i386/i386.md (return expander): Update.
21414 * config/i386/i386.c (ix86_va_start): Update.
21415 (ix86_can_use_return_insn_p): Update.
21416 (ix86_compute_frame_layout): Update.
21417 (ix86_expand_epilogue): Update.
21418 * config/sh/sh.c (output_stack_adjust): Update.
21419 (calc_live_regs): Update.
21420 (sh_expand_prologue): Update.
21421 (sh_builtin_saveregs): Update.
21422 (sh_va_start): Update.
21423 (initial_elimination_offset): Update.
21424 (sh_allocate_initial_value): Update.
21425 (sh_function_ok_for_sibcall): Update.
21426 (sh_get_pr_initial_val): Update.
21427 * config/sh/sh.md (return expander): Update.
21428 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21429 * config/crx/crx.c (crx_compute_frame): UPdate.
21430 (crx_initial_elimination_offset): UPdate.
21431 * config/xtensa/xtensa.c (compute_frame_size): Update
21432 (xtensa_builtin_saveregs): Update.
21433 (xtensa_va_start): Update.
21434 (order_regs_for_local_alloc): Update.
21435 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21436 (xstormy16_expand_builtin_va_start): Update.
21437 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21438 * config/m68hc11/m68hc11.md (return expanders): Update.
21439 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21440 (expand_epilogue): Update.
21441 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21442 (cris_simple_epilogue): Update.
21443 (cris_expand_prologue): Update.
21444 (cris_expand_epilogue): Update.
21445 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21446 (compute_frame_size): Update.
21447 * config/mt/mt.c (mt_compute_frame_size): Update.
21448 * config/mn10300/mn10300.c (expand_prologue): Update.
21449 (expand_epilogue): Update.
21450 (initial_offset): Update.
21451 (mn10300_builtin_saveregs):
21452 * config/mn10300/mn10300.md (return expander): Update.
21453 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21454 (ia64_initial_elimination_offset): Update.
21455 (ia64_initial_elimination_offset): Update.
21456 (ia64_expand_prologue): Update.
21457 * config/m68k/m68k.md (return expander): Update.
21458 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21459 (rs6000_stack_info): Update.
21460 * config/mcore/mcore.c (layout_mcore_frame): Update.
21461 (mcore_expand_prolog): Update.
21462 * config/arc/arc.c (arc_compute_frame_size): Update.
21463 * config/score/score3.c (score3_compute_frame_size): Update.
21464 * config/score/score7.c (score7_compute_frame_size): Update.
21465 * config/arm/arm.c (use_return_insn): Update.
21466 (thumb_find_work_register): Update.
21467 (arm_compute_save_reg_mask): Update.
21468 (arm_output_function_prologue): Update.
21469 (arm_output_epilogue): Update.
21470 (arm_size_return_regs): Update.
21471 (arm_get_frame_offsets): Update.
21472 (arm_expand_prologue): Update.
21473 (thumb_exit): Update.
21474 (thumb_unexpanded_epilogue): Update.
21475 (thumb1_output_function_prologue): Update.
21476 * config/pa/pa.md (return expander): Update.
21477 * config/pa/pa.c (compute_frame_size): Update.
21478 (hppa_builtin_saveregs): Update.
21479 * config/mips/mips.c (mips_va_start): Update.
21480 (mips16_build_function_stub): Update.
21481 (mips_compute_frame_info): Update.
21482 (mips_restore_gp): Update.
21483 (mips_output_function_prologue): Update.
21484 (mips_expand_prologue): Update.
21485 * config/v850/v850.c (compute_frame_size): Update.
21486 (expand_prologue): * config/mmix/mmix.c (along): update.
21487 (mmix_initial_elimination_offset): update.
21488 (mmix_reorg): update.
21489 (mmix_use_simple_return): update.
21490 (mmix_expand_prologue): update.
21491 (mmix_expand_epilogue): Update.
21492 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21493 (emit_link_insn): Update.
21495 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21497 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21498 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21500 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21503 2008-04-07 Jan Hubicka <jh@suse.cz>
21505 * function.h (rtl): Rename to x_rtl.
21506 (crtl): New define.
21507 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21508 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21509 used_temp_slots avail_temp_slots, temp_slot_level,
21510 nonlocal_goto_handler_labels): Update accesstors.
21511 (rtl): New global variable.
21512 (struct function): Move some fileds to rtl_data.
21513 (get_arg_pointer_save_area): Update prototype.
21514 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21515 get_arg_pointer_save_area.
21516 * expr.c (init_expr): Update
21517 * function.c (get_frame_size): Update
21518 (assign_stack_local): Update
21519 (expand_function_end): Update.
21520 (get_art_pointer_save_area): Update
21522 * emit-rtl.c (rtl): Declare.
21523 (regno_reg_rtx): Declare.
21524 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21526 (gen_reg_rtx): Update.
21527 * varasm.c (n_deferred_constatns): Update accestor.
21528 (init_varasm_status): Do not allocate varasm_status.
21529 (force_const_mem, get_pool_size, output_constant_pool): Update.
21530 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21531 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21532 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21533 * sparc/sparc.h (INIT_EXPANDERS): Update.
21534 * ia64/ia64.h (INIT_EXPANDERS): Update.
21536 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21538 * reload.c (push_secondary_reload): Add missing break to for loop.
21540 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21542 PR middle-end/PR28690
21543 * rtlanal.c: Update copyright years.
21544 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21545 as REG_POINTER and MEM_POINTER operands.
21546 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21547 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21548 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21549 * gcse.c: Update copyright years.
21550 (pre_delete): Call gen_reg_rtx_and_attrs.
21551 (hoist_code): Likewise.
21552 (build_store_vectors): Likewise.
21553 (delete_store): Likewise.
21554 * loop-invariant.c (move_invariant_reg): Likewise.
21555 Update copyright years.
21557 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21559 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21560 control string instead of quoted.
21562 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21564 * doc/rtl.texi: Rewrite of subreg section.
21566 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21569 * config/i386/i386.c (legitimize_pic_address): Add treating
21570 of dllimport SYM_REF's.
21571 (legitimize_dllimport_symbol): Add prototype.
21573 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21575 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21576 reference in constructor with non self-referential type.
21578 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21580 Removal of Return with Depressed Stack Pointer support
21581 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21582 (ECF_SP_DEPRESSED): Likewise.
21583 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21584 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21585 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21586 (expand_call): Do not test ECF_SP_DEPRESSED.
21587 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21588 * function.c (keep_stack_depressed): Delete.
21589 (handle_epilogue_set): Likewise.
21590 (update_epilogue_consts): Likewise.
21591 (emit_equiv_load): Likewise.
21592 (thread_prologue_and_epilogue_insns): Remove support for Return with
21593 Depressed Stack Pointer.
21594 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21596 2008-04-06 Richard Guenther <rguenther@suse.de>
21598 PR tree-optimization/35400
21599 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21600 information from SSA_NAMEs.
21602 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21604 * config/avr/avr.h (avr_mega_p): Remove declaration.
21605 (AVR_MEGA): Remove macro.
21606 * config/avr/avr.c (avr_mega_p): Remove variable.
21607 (avr_override_options): Remove inicializion of avr_mega_p.
21608 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21609 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21610 (avr_jump_mode): (Ditto.).
21611 (avr_output_progmem_section_asm_op): (Ditto.).
21612 (avr_asm_init_sections): (Ditto.).
21613 (avr_asm_init_sections): (Ditto.).
21614 (avr_rtx_costs): (Ditto.).
21615 * config/avr/avr.md: (Ditto.).
21616 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21619 2008-04-06 Richard Guenther <rguenther@suse.de>
21621 PR tree-optimization/35842
21622 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21623 is_gimple_invariant_address.
21625 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21627 * gcc.c (default_compilers): Sync Fortran extensions list with
21628 that in fortran/lang-specs.h.
21629 * doc/invoke.texi: Likewise.
21630 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21631 * dwarf2out.c (gen_compile_unit_die): Likewise.
21633 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21635 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21637 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21640 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21641 attribute is used for nested functions.
21643 2008-04-05 Jan Hubicka <jh@suse.cz>
21645 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21647 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21649 (dump_files): Update.
21650 (enable_rtl_dump_file): Do not accept letter argument.
21651 * tree-pass.h (dump_file_info): Remove letter argument.
21652 * toplev.c (decode_d_option): Update -da handling.
21653 * toplev.h (enable_rtl_dump_file): Update prototype.
21654 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21655 it out based on pass type.
21656 (register_dump_files_1): Likewise.
21657 (init_optimization_passes): Update register_one_dump_file calls.
21658 (execute_one_pass): Sanity check that IPA passes are called at IPA
21659 level and RTL passes at RTL level.
21660 (execute_pass_list): IPA pass can not be after or subpass of
21662 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21663 disallov RTL subpasses of IPA subpasses.
21665 2008-04-05 Ben Elliston <bje@au.ibm.com>
21667 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21668 builtins that return exactly once and do not throw. Cache call to
21671 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21673 PR rtl-optimization/34916
21674 PR middle-end/35519
21675 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21676 between instruction pairs.
21678 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21680 * doc/invoke.texi: Document -mbitops for SH.
21681 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21682 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21683 * config/sh/sh.c (print_operand): Add %t operand code.
21684 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21685 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21686 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21687 (extendqihi2): Likewise.
21688 (movqi_i): Likewise.
21689 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21690 (extv): Use bld instruction for SH2A if possible.
21692 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21693 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21694 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21695 (bset.b, bclr.b): Define peepholes.
21696 * config/sh/sh.opt (mbitops): New option.
21698 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21701 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21702 and view convert expression.
21704 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21707 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21709 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21711 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21713 * config/i386/cpuid.h (bit_AES): New.
21714 (bit_PCLMUL): Likewise.
21716 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21717 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21718 SSE2 if AES or PCLMUL is enabled.
21719 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21720 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21721 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21722 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21723 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21724 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21725 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21726 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21727 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21728 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21729 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21730 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21731 __builtin_ia32_aeskeygenassist128 and
21732 __builtin_ia32_pclmulqdq128.
21733 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21734 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21735 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21737 * config/i386/i386.h (TARGET_AES): New.
21738 (TARGET_PCLMUL): Likewise.
21739 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21741 * config/i386/i386.md (UNSPEC_AESENC): New.
21742 (UNSPEC_AESENCLAST): Likewise.
21743 (UNSPEC_AESDEC): Likewise.
21744 (UNSPEC_AESDECLAST): Likewise.
21745 (UNSPEC_AESIMC): Likewise.
21746 (UNSPEC_AESKEYGENASSIST): Likewise.
21747 (UNSPEC_PCLMUL): Likewise.
21749 * config/i386/i386.opt (maes): New.
21750 (mpclmul): Likewise.
21752 * config/i386/sse.md (aesenc): New pattern.
21753 (aesenclast): Likewise.
21754 (aesdec): Likewise.
21755 (aesdeclast): Likewise.
21756 (aesimc): Likewise.
21757 (aeskeygenassist): Likewise.
21758 (pclmulqdq): Likewise.
21760 * config/i386/wmmintrin.h: New.
21762 * doc/extend.texi: Document AES and PCLMUL built-in function.
21764 * doc/invoke.texi: Document -maes and -mpclmul.
21766 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21768 * function.c (free_after_parsing): Replace with
21769 cxx_push_function_context from C++ front-end.
21770 (allocate_struct_function): Don't call langhook.
21771 * langhooks.h (struct lang_hooks_for_functions): Delete.
21772 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21774 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21775 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21776 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21777 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21778 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21779 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21780 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21782 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21783 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21785 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21788 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21791 2008-04-04 Richard Guenther <rguenther@suse.de>
21793 PR middle-end/35823
21794 * fold-const.c (optimize_minmax_comparison): Use the correct
21795 type for the constant in the simplified comparison.
21797 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21799 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21800 Pass L2 size as "--param l2-cache-size" to the compiler.
21801 (decode_l2_cache): New function to decode L2 cache parameters using
21802 0x8000006 extended cpuid function.
21803 (detect_caches_amd): Determine parameters of L2 cache using
21804 decode_l2_caches function.
21805 (decode_caches_intel): Decode L2 cache parameters.
21806 (detect_caches_intel): Determine L2 cache parameters using
21807 decode_caches_intel and decode_l2_caches functions.
21809 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21811 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21812 secondary input reload for subword loads from the constant pool.
21814 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21817 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21818 constants of the appropriate size for runtime calculations.
21821 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21822 decimal-float literal constant zero.
21824 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21827 * c-parser.c (c_parser_omp_atomic): Call
21828 default_function_array_conversion on the RHS.
21830 PR middle-end/35818
21831 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21832 call is_variable_sized if decl has incomplete type.
21834 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21836 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21838 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21840 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21842 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21843 (sgt<u>): Merge sgt and sgtu into new expander.
21844 (sgt, sgtu): Remove expanders.
21845 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21846 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21847 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21848 *sgtu_<mode>_mips16 into new pattern.
21849 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21850 (sge<u>): Merge sge and sgeu into new expander.
21851 (sge, sgeu): Remove expanders.
21852 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21854 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21855 (slt<u>): Merge slt and sltu into new expander.
21856 (slt, sltu): Remove expanders.
21857 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21858 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21859 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21860 *sltu_<mode>_mips16 into new pattern.
21861 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21862 (sle<u>): Merge sle and sleu into new expander.
21863 (sle, sleu): Remove expanders.
21864 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21865 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21866 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21867 *sleu_<mode>_mips16 into new pattern.
21868 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21870 2008-04-03 Jan Hubicka <jh@suse.cz>
21872 PR tree-optimization/35795
21873 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21874 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21875 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21876 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21877 * score/score3.c (score3_output_mi_thunk): Likewise.
21878 * score/score7.c (score7_output_mi_thunk): Likewise.
21879 * mips/mips.c (mips_output_mi_thunk): Likewise.
21881 2008-04-03 Richard Guenther <rguenther@suse.de>
21883 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21884 conversions. Simplify code.
21886 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21888 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21890 2008-04-03 Tom Tromey <tromey@redhat.com>
21891 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21893 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21894 * config/bfin/t-bfin-linux (generated_files): Add
21895 linux-sysroot-suffix.h.
21896 * doc/install.texi (Prerequisites): Require make 3.80.
21897 * doc/sourcebuild.texi (Front End Directory): Document new
21899 * Makefile.in (generated_files): New variable.
21900 (ALL_HOST_OBJS): New variable.
21901 ($(ALL_HOST_OBJS)): New target.
21903 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21905 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21906 (remap_block): Call id->transform_lang_insert_block instead
21908 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21909 Set id.transform_lang_insert_block to NULL.
21910 (clone_body): Move to cp/optimize.c
21911 * tree-inline.h (struct copy_body_data): Change
21912 transform_lang_insert_block to function pointer.
21913 (copy_generic_body, copy_decl_no_change): Export.
21914 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21915 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21916 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21918 * c-tree.h (insert_block): Kill.
21919 * c-decl.c (insert_block): Kill.
21921 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21923 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21924 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21925 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21927 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21928 argument, call {push,pop}_function_context from here.
21929 * c-parser.c: Use c_{push,pop}_function_context.
21931 * function.c (push_function_context_to): Move meat ...
21932 (push_function_context): ... here. Simplify.
21933 * function.c (pop_function_context_from): Move meat ...
21934 (pop_function_context): ... here. Simplify.
21935 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
21937 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21938 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21939 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
21940 * tree.h (push_function_context_to, pop_function_context_from): Remove.
21942 2008-04-03 Ben Elliston <bje@au.ibm.com>
21944 * expmed.c (extract_force_align_mem_bit_field): Remove.
21946 2008-04-03 Richard Guenther <rguenther@suse.de>
21948 PR middle-end/35800
21949 * expr.h (try_casesi): Adjust prototype.
21950 * expr.c (try_casesi): Take fallback label as extra parameter.
21951 Use that for gen_casesi if default_label is NULL.
21952 * stmt.c (expand_case): Pass fallback label to try_casesi,
21953 make sure to fill gaps with a fallback label if default_label
21956 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
21959 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
21961 2008-04-03 Ben Elliston <bje@au.ibm.com>
21963 * expmed.c (extract_split_bit_field): Remove if (0) code.
21964 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
21965 (do_ds_constraint): Likewise.
21967 2008-04-02 Joseph Myers <joseph@codesourcery.com>
21969 * doc/cppopts.texi (-dU): Document.
21970 * c-common.h (flag_dump_macros): Update comment.
21971 * c-opts.c (handle_OPT_d): Handle -dU.
21972 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
21973 dump_queued_macros, cb_used_define, cb_used_undef): New.
21974 (init_pp_output): Handle -dU.
21975 (cb_line_change): Call dump_queued_macros.
21976 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
21978 2008-04-02 Anatoly Sokolov <aesok@post.ru>
21980 * config/avr/predicates.md (io_address_operand): New predicate.
21981 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
21982 * config/avr/avr.c (avr_io_address_p): Remove function.
21983 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
21984 'avr_io_address_p' function.
21985 (out_movhi_r_mr): (Ditto.).
21986 (out_movqi_mr_r): (Ditto.).
21987 (out_movhi_mr_r): (Ditto.).
21988 (avr_address_cost): (Ditto.).
21990 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
21992 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
21993 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
21994 in 32bit mode when XMM registers are available to avoid store
21996 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
21997 corresponding post-reload splitters.
21999 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22001 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22002 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22003 __builtin_ia32_roundss.
22004 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22005 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22006 __builtin_ia32_roundss.
22007 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22008 IX86_BUILTIN_SHUFPD here.
22010 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22012 * config/i386/i386.md (plogic): New.
22013 (plogicprefix): Likewise.
22015 * config/i386/mmx.md (mmx_<code><mode>3): New.
22016 (mmx_and<mode>3): Removed.
22017 (mmx_ior<mode>3): Likewise.
22018 (mmx_xor<mode>3): Likewise.
22020 * config/i386/sse.md (<code><mode>3): New.
22021 (*<code><mode>3): Likewise.
22022 (*<code><mode>3): Likewise.
22023 (<code><mode>3): Likewise.
22024 (*sse_<code><mode>3): Likewise.
22025 (*sse2_<code><mode>3): Likewise.
22026 (<code>tf3): Likewise.
22027 (*<code>tf3): Likewise.
22028 (and<mode>3): Likewise.
22029 (*and<mode>3): Likewise.
22030 (ior<mode>3): Removed.
22031 (*ior<mode>3): Likewise.
22032 (xor<mode>3): Likewise.
22033 (*xor<mode>3): Likewise.
22034 (*and<mode>3): Likewise.
22035 (*ior<mode>3): Likewise.
22036 (*xor<mode>3): Likewise.
22037 (and<mode>3): Likewise.
22038 (*sse_and<mode>3): Likewise.
22039 (*sse2_and<mode>3): Likewise.
22040 (andtf3): Likewise.
22041 (*andtf3): Likewise.
22042 (ior<mode>3): Likewise.
22043 (*sse_ior<mode>3): Likewise.
22044 (*sse2_ior<mode>3): Likewise.
22045 (iortf3): Likewise.
22046 (*iortf3): Likewise.
22047 (xor<mode>3): Likewise.
22048 (*sse_xor<mode>3): Likewise.
22049 (*sse2_xor<mode>3): Likewise.
22050 (xortf3): Likewise.
22051 (*xortf3): Likewise.
22053 2008-04-02 Richard Guenther <rguenther@suse.de>
22055 PR tree-optimization/14495
22056 PR tree-optimization/34793
22057 * tree-vrp.c (struct switch_update): New structure.
22058 (to_remove_edges, to_update_switch_stmts): New VECs.
22059 (simplify_switch_using_ranges): New function. Remove not taken
22060 case labels and edges.
22061 (simplify_stmt_using_ranges): Call it.
22062 (identify_jump_threads): Mark edges we have queued for removal
22063 so we don't thread them.
22064 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22066 * tree-cfg.c (group_case_labels): Deal with missing default label.
22067 (tree_verify_flow_info): Allow missing default label.
22068 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22069 (emit_case_nodes): Likewise.
22070 (expand_case): Do not rely on the default label to be present.
22071 * expr.c (try_casesi): Deal with NULL default_label.
22072 (do_tablejump): Likewise.
22074 2008-04-02 Richard Guenther <rguenther@suse.de>
22076 PR tree-optimization/14495
22077 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22078 SWITCH_EXPR here ...
22079 (vrp_visit_switch_stmt): ... but here (new function).
22080 (find_case_label_index): New helper function.
22081 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22083 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22085 * fwprop.c: Fix ISO-C99ism.
22087 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22090 * Makefile.in (objdir): Set it here.
22091 * configure.ac: Not here. Find dynamic linker characteristics.
22092 * exec-tool.in: Use them.
22093 * aclocal.m4: Regenerate.
22094 * configure: Regenerate.
22096 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22098 * expr.c (expand_var): Delete it.
22099 * expr.h (expand_var): Delete prototype.
22100 * function.c (expand_function_start): Use expand_decl instead.
22101 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22104 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22106 PR rtl-optimization/35542
22107 * fwprop.c (forward_propagate_and_simplify): Replace
22108 loc_reg_mentioned_in_p with reg_mentioned_p.
22110 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22112 PR rtl-optimization/35281
22113 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22114 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22115 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22116 (varying_mem_p): Move above propagate_rtx.
22117 (all_uses_available_at): Do not check MEMs.
22119 2008-04-02 Rafael Espíndola <espindola@google.com>
22121 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22122 (register_edge_assert_for_2): Split the cond argument.
22123 (register_edge_assert_for_1): Adjust for the change in
22124 register_edge_assert_for_2.
22125 (register_edge_assert_for): Split the cond argument.
22126 (find_switch_asserts): Adjust for the change in
22127 register_edge_assert_for.
22129 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22131 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22132 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22133 offsets for 64-bit mingw.
22134 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22135 abi for x86_64-pc-mingw.
22137 2008-04-02 Richard Guenther <rguenther@suse.de>
22139 * tree-vrp.c (extract_range_from_assert): Make sure to not
22140 produce range min/max with TREE_OVERFOW set.
22141 If merging a anti-range and a range keep the anti-range if
22142 the range covers all values of the type.
22143 (register_edge_assert_for_2): Only allow sign-changing
22144 conversions in detecting canonical range checks. Also
22145 register an assert for the unsigned name if useful.
22147 PR tree-optimization/35787
22148 * tree-vrp.c (vrp_val_max): New function.
22149 (vrp_val_min): Likewise.
22150 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22151 (vrp_val_is_min): Likewise.
22152 (supports_overflow_infinity): Use vrp_val_{min,max}.
22153 (negative_overflow_infinity): Likewise.
22154 (positive_overflow_infinity): Likewise.
22155 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22156 (is_positive_overflow_infinity): Likewise.
22157 (is_overflow_infinity): Likewise.
22158 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22159 vrp_val_is_{min,max}.
22160 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22161 to ranges if possible. Avoid empty ranges.
22163 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22165 PR middle-end/35705
22166 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22167 the expression is a function address.
22169 2008-04-01 George Helffrich <george@gcc.gnu.org>
22171 PR fortran/35154, fortran/23057
22172 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22173 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22174 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22175 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22177 (dbxout_syms): Check for COMMON-based symbol and wrap in
22178 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22179 in bracket for efficiency.
22181 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22182 using DW_TAG_common_block + member offset.
22183 (add_pubname_string): New function.
22184 (dw_expand_expr): New function to find block name and offset for
22186 (common_check): New function to check whether symbol in Fortran COMMON.
22187 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22189 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22192 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22194 2008-04-02 Ben Elliston <bje@au.ibm.com>
22196 * config/v850/v850.md (casesi): Remove if (0) code.
22197 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22198 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22200 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22202 * config/i386/i386.md (rex64suffix): New mode attribute.
22203 (floathi<mode>2): Disable expander for SSE math.
22204 (*floathi<mode>2_1): New insn insn_and_split pattern.
22205 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22206 corresponding post-reload splitters.
22207 (*floathi<mode>2_i387): New macroized insn pattern.
22208 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22209 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22210 insn_and_split pattern.
22211 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22212 New macroized instruction patterns and corresponding post-reload
22214 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22215 and corresponding post-reload splitters.
22216 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22217 New macroized instruction patterns.
22218 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22219 macroized instruction patterns and corresponding post-reload splitters.
22220 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22221 corresponding post-reload splitters.
22222 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22223 New macroized instruction patterns.
22224 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22225 corresponding post-reload splitters.
22226 (*floatsi<mode>2_i387): New macroized instruction patterns.
22228 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22230 * config/i386/i386.md (smaxmin): New.
22231 (umaxmin): Likewise.
22232 (maxminiprefix): Likewise.
22233 (maxminfprefix): Likewise.
22234 (<code><mode>3): Likewise.
22235 (smin<mode>3): Removed.
22236 (smax<mode>3): Likewise.
22238 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22239 (mmx_<code>v4hi3): Likewise.
22240 (mmx_<code>v8qi3): Likewise.
22241 (mmx_smaxv2sf3): Removed.
22242 (mmx_sminv2sf3): Likewise.
22243 (mmx_umaxv8qi3): Likewise.
22244 (mmx_smaxv4hi3): Likewise.
22245 (mmx_uminv8qi3): Likewise.
22246 (mmx_sminv4hi3): Likewise.
22248 * config/i386/sse.md (<addsub><mode>3): New.
22249 (*<addsub><mode>3): Likewise.
22250 (<sse>_vm<addsub><mode>3): Likewise.
22251 (<maxmin><mode>3): Likewise.
22252 (*<maxmin><mode>3_finite): Likewise.
22253 (*<maxmin><mode>3): Likewise.
22254 (<sse>_vm<maxmin><mode>3): Likewise.
22255 (sse3_h<addsub>v4sf3): Likewise.
22256 (sse3_h<addsub>v2df3): Likewise.
22257 (<maxmin>v16qi3): Likewise.
22258 (*<maxmin>v16qi3): Likewise.
22259 (<maxmin>v8hi3): Likewise.
22260 (*<maxmin>v8hi3): Likewise.
22261 (*sse4_1_<maxmin><mode>3): Likewise.
22262 (*sse4_1_<maxmin><mode>3): Likewise.
22263 (add<mode>3): Removed.
22264 (*add<mode>3): Likewise.
22265 (<sse>_vmadd<mode>3): Likewise.
22266 (sub<mode>3): Likewise.
22267 (*sub<mode>3): Likewise.
22268 (<sse>_vmsub<mode>3): Likewise.
22269 (smin<mode>3): Likewise.
22270 (*smin<mode>3_finite): Likewise.
22271 (*smin<mode>3): Likewise.
22272 (<sse>_vmsmin<mode>3): Likewise.
22273 (smax<mode>3): Likewise.
22274 (*smax<mode>3_finite): Likewise.
22275 (*smax<mode>3): Likewise.
22276 (<sse>_vmsmax<mode>3): Likewise.
22277 (sse3_haddv4sf3): Likewise.
22278 (sse3_haddv2df3): Likewise.
22279 (sse3_hsubv4sf3): Likewise.
22280 (sse3_hsubv2df3): Likewise.
22281 (umaxv16qi3): Likewise.
22282 (*umaxv16qi3): Likewise.
22283 (smaxv8hi3): Likewise.
22284 (*smaxv8hi3): Likewise.
22285 (*sse4_1_smax<mode>3): Likewise.
22286 (*sse4_1_umax<mode>3): Likewise.
22287 (uminv16qi3): Likewise.
22288 (*uminv16qi3): Likewise.
22289 (sminv8hi3): Likewise.
22290 (*sminv8hi3): Likewise.
22291 (*sse4_1_smin<mode>3): Likewise.
22292 (*sse4_1_umin<mode>3): Likewise.
22294 2008-04-01 Rafael Espíndola <espindola@google.com>
22296 * tree-cfg.c (verify_expr): remove in_phi.
22297 (verify_stmt): Don't call walk_tree with verify_expr. Use
22298 is_gimple_min_invariant instead of is_gimple_val.
22300 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22302 * doc/include/gpl_v3.texi: Update for manpage generation.
22303 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22305 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22306 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22307 gpl_v3.texi instead of gpl.texi.
22310 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22313 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22315 2008-04-01 Rafael Espíndola <espindola@google.com>
22317 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22318 (extract_code_and_val_from_cond): Use
22319 extract_code_and_val_from_cond_with_ops.
22321 2008-04-01 Jan Hubicka <jh@suse.cz>
22323 * function.c (free_after_compilation): Free epilogue_delay_list.
22324 (prepare_function_start): Assert that previous compilation was freed.
22326 2008-04-01 Jan Hubicka <jh@suse.cz>
22327 Jim Wilson <wilson@tuliptree.org>
22328 Andreas Tobler <andreast@gcc.gnu.org>
22330 PR middle-end/35781
22331 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22332 rtl.emit instead cfun->emit.
22333 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22334 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22336 2008-04-01 Ben Elliston <bje@au.ibm.com>
22338 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22340 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22342 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22344 (fprofile-use): Add var flag_profile_use
22345 * coverage.c (coverage_begin_output): Do not open a gcno file for
22346 output only if -ftest-coverage is set.
22347 Do not add getpwd() to gcda file path.
22348 (build_gcov_info): Check the new flag
22349 flag_profile_datafile_relative_path.
22350 (coverage_init): Use profile_data_prefix.
22351 Read profile counter only if flag_profile_use is set.
22352 * opts.c (common_handle_option): New option fprofile-use=,
22353 fprofile-dir=, fprofile-generate=.
22354 * toplev.c (profile_data_prefix): New variable definition.
22355 * toplev.h (profile_data_prefix): New declaration.
22356 * doc/invoke.tex (Option Summary, Optimization Options):
22359 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22361 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22362 use tmp consistently.
22365 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22366 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22367 UNSPEC_FR_RECIP_APPROX_RES.
22368 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22370 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22373 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22375 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22377 PR middle-end/30186
22378 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22379 element of the vector via a pointer.
22381 2008-03-31 Ian Lance Taylor <iant@google.com>
22383 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22385 2008-03-31 Jan Hubicka <jh@suse.cz>
22387 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22388 get_arg_pointer_save_area.
22389 * expr.c (init_expr): Just clear out rtl.expr.
22390 * function.c (free_after_compilation): Clear out whole RTL structure.
22391 (get_func_frame_size): Merge into ...
22392 (get_frame_size): ... this one.
22393 (assign_stack_local_1): Merge into ...
22394 (assign_stack_local): ... this one.
22395 (expand_function_end): Update call of get_arg_pointer_save_area.
22396 (get_art_pointer_save_area): Remove cfun argument.
22397 * function.h (emit_status): regno_pointer_align does not need length
22398 attribute. Move x_regno_reg_rtx to ...
22399 (regno_reg_rtx): ... new global array.
22400 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22401 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22402 apply_args_value, forced_labels, stack_pointer_delta):
22404 (struct varasm_status): Move here from varasm.c
22405 (struct rtl_data): New. Move here some fields from struct function.
22406 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22407 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22408 used_temp_slots avail_temp_slots, temp_slot_level,
22409 nonlocal_goto_handler_labels): Update accesstors.
22410 (rtl): New global variable.
22411 (struct function): Move some fileds to rtl_data.
22412 (get_arg_pointer_save_area): Update prototype.
22413 * emit-rtl.c (rtl): Declare.
22414 (regno_reg_rtx): Declare.
22415 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22417 (gen_reg_rtx): Update.
22418 (init_virtual_regs): Do not tate emit_status argument.
22419 (init_emit): Do not allocate emit.
22420 * varasm.c (varasm_statuc): Move to function.h.
22421 (n_deferred_constatns): Update accestor.
22422 (init_varasm_status): Do not allocate varasm_status.
22423 (force_const_mem, get_pool_size, output_constant_pool): Update.
22424 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22425 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22427 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22429 PR rtl-optimization/35729
22430 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22433 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22436 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22437 load/store if memory is unaligned.
22438 (*movti_rex64): Likewise.
22440 * config/i386/predicates.md (misaligned_operand): New.
22442 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22445 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22448 2008-03-31 Jan Beulich <jbeulich@novell.com>
22450 * config/ia64/constraints.md: Add 'j' constraint.
22451 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22452 (movdi_internal): Likewise.
22454 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22457 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22459 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22462 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22463 proper error message for the third argument on blendpd and
22466 * config/i386/sse.md (blendbits): New.
22467 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22469 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22471 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22473 2008-03-30 Richard Guenther <rguenther@suse.de>
22475 PR middle-end/31023
22476 * fold-const.c (fold_sign_changed_comparison): Do leave
22477 conversions to base-types alone.
22479 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22481 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22482 the link register if one altivec register is be saved.
22484 2008-03-30 Ben Elliston <bje@au.ibm.com>
22486 * final.c (final_scan_insn): Remove if (0) code.
22488 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22490 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22492 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22494 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22495 of V4SFmode to ix86_binary_operator_ok.
22497 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22499 * config/i386/i386.c (override_options): Initialize
22500 ix86_veclib_handler to ix86_veclibabi_svml when
22501 -mveclibabi=svml is used.
22502 (ix86_veclibabi_svml): New function for SVML ABI style
22503 vectorization support.
22504 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22506 2008-03-28 Rafael Espíndola <espindola@google.com>
22508 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22509 (tree_binary_nonnegative_warnv_p): Make it public.
22510 (tree_single_nonnegative_warnv_p): Make it public.
22511 (tree_invalid_nonnegative_warnv_p): Make it public.
22512 (tree_unary_nonzero_warnv_p): Make it public.
22513 (tree_binary_nonzero_warnv_p): Make it public
22514 (tree_single_nonzero_warnv_p): Make it public.
22515 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22516 (extract_range_from_binary_expr): Split the expr argument.
22517 (extract_range_from_unary_expr): Split the expr argument.
22518 (extract_range_from_comparison): Split the expr argument.
22519 (extract_range_from_expr): Use the new aux functions.
22520 (vrp_evaluate_conditional_warnv): Use
22521 vrp_evaluate_conditional_warnv_with_ops.
22522 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22523 (tree_binary_nonzero_warnv_p): Declare.
22524 (tree_single_nonzero_warnv_p): Declare.
22525 (tree_expr_nonzero_warnv_p): Declare.
22526 (tree_unary_nonnegative_warnv_p): Declare.
22527 (tree_binary_nonnegative_warnv_p): Declare.
22528 (tree_single_nonnegative_warnv_p): Declare.
22529 (tree_invalid_nonnegative_warnv_p): Declare.
22531 2008-03-28 Richard Guenther <rguenther@suse.de>
22533 PR tree-optimization/30317
22534 PR tree-optimization/30911
22535 PR tree-optimization/34793
22536 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22537 (struct assert_locus_d): New member EXPR.
22538 (register_new_assert_for): Add EXPR parameter to support
22539 ASSERT_EXPR <name, expr OP limit>.
22540 (register_edge_assert_for_1): Adjust callers.
22541 (find_assert_locations): Likewise.
22542 (process_assert_insertions_for): Build condition from expression.
22543 (extract_range_from_assert): Handle ASSERT_EXPRs
22544 of the form ASSERT_EXPR <name, expr OP limit>.
22545 (register_edge_assert_for_2): New helper registering
22546 asserts for comparisons. Recognize range tests of the form
22547 (unsigned)i - CST1 OP CST2.
22548 (register_edge_assert_for_1): Use it.
22549 (register_edge_assert_for): Likewise.
22550 (needs_overflow_infinity): Integer sub-types
22551 do not need overflow infinities.
22552 (vrp_val_is_max): The extreme values of integer sub-types
22553 are those of the base type.
22554 (vrp_val_is_min): Likewise.
22555 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22558 2008-03-28 Nick Clifton <nickc@redhat.com>
22561 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22562 Return GENERAL_REGS for stack adjustment reloads.
22564 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22567 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22568 const_vector when all the vectors are constant.
22570 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22572 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22574 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22575 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22577 (s<code>_sf): Use new scc_sf attribute for opcode names.
22579 2008-03-27 Tom Tromey <tromey@redhat.com>
22581 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22582 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22583 config/spu/t-spu-elf, config/i386/t-interix,
22584 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22585 config/i386/x-darwin, config/i386/x-mingw32,
22586 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22587 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22588 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22589 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22590 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22591 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22592 config/score/t-score-elf, config/arm/t-strongarm-pe,
22593 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22594 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22595 Revert automatic dependency patch.
22597 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22600 * config/i386/i386.c (ix86_function_arg_boundary): Align
22601 decimal floating point to its natural boundary.
22603 2008-03-27 Richard Guenther <rguenther@suse.de>
22605 PR middle-end/35716
22606 * fold-const.c (fold_comparison): Restrict distinct decl
22607 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22608 solely rely on operand_equal_p.
22610 2008-03-27 Richard Guenther <rguenther@suse.de>
22613 * c-common.c (handle_weak_attribute): Reject combination of
22616 2008-03-27 Richard Guenther <rguenther@suse.de>
22618 PR tree-optimization/32810
22619 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22620 conversions from DECL_INITIAL.
22621 (fold_const_aggregate_ref): Likewise from constructor elements.
22623 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22625 * tree-affine.h (aff_combination_expand): Declare.
22626 (get_inner_reference_aff): Likewise.
22627 * tree-affine.c (aff_combination_expand): Split out from
22628 tree_to_aff_combination_expand.
22629 (get_inner_reference_aff): New function.
22630 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22631 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22632 (struct lim_aux_data): sm_done field removed.
22633 (mem_ref_loc_p, mem_ref_locs_p): New types.
22634 (struct mem_ref): Added id, stored, accesses_in_loop,
22635 indep_loop, dep_loop, indep_ref, dep_ref fields.
22636 Removed is_stored, locs and next fields.
22637 (memory_accesses): New variable.
22638 (movement_possibility): Do not allow moving statements
22639 that store to memory.
22640 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22642 (determine_max_movement): For statements with memory references,
22643 find the outermost loop in that the reference is independent.
22644 (move_computations_stmt): Mark the virtual operands for renaming.
22645 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22646 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22647 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22648 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22649 create_vop_ref_mapping, analyze_memory_references,
22650 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22651 get_all_locs_in_loop, ref_always_accessed_p,
22652 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22653 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22654 store_motion_loop, store_motion): New functions.
22655 (struct vop_to_refs_elt): New type.
22656 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22657 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22658 (schedule_sm): Replaced by...
22659 (execute_sm): ... this.
22660 (determine_lsm_ref, hoist_memory_references,
22661 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22662 find_more_ref_vops, free_mem_ref, free_mem_refs,
22663 determine_lsm_loop, determine_lsm): Removed.
22664 (tree_ssa_lim_finalize): Free data structures used by store motion.
22665 (tree_ssa_lim): Call analyze_memory_references. Use
22666 store_motion instead of determine_lsm.
22668 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22670 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22671 rename tmake_file to m68hc11/t-m68hc11.
22672 (mcore): Set inhibit_libc to true.
22673 * config.host (alpha*-dec-*vms*): Set extra_programs.
22674 (interix3*): Don't use host_xmake_file.
22675 * configure.ac: Let config.gcc override inhibit_libc.
22676 * configure: Regenerate.
22678 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22679 * config/t-openbsd-thread: Remove commented out lines.
22681 * config/x-interix: Remove.
22683 * config/m68hc11/t-m68hc11-gas: Rename to...
22684 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22686 * config/mcore/t-mcore: Remove T_CFLAGS.
22687 * config/mcore/t-mcore-pe: Likewise.
22689 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22691 * configure.ac: Replace custom __GNU_SOURCE test with
22692 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22693 * aclocal.m4: Regenerate.
22694 * configure: Regenerate.
22695 * config.in: Regenerate.
22697 2008-03-27 Richard Guenther <rguenther@suse.de>
22699 * fold-const.c (target.h): Include.
22700 (fold_comparison): Fold comparison of addresses of decls
22701 that bind locally or of constants. Consolidate address folding code.
22702 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22703 results from fold_binary_to_constant.
22704 (compare_values_warnv): Likewise.
22706 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22708 PR middle-end/35429
22709 * fold-const.c (fold_truthop): Check for integeral types when folding
22710 a == 0 && b == 0 and a != 0 || b != 0 .
22712 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22714 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22716 2008-03-26 Andreas Schwab <schwab@suse.de>
22718 * doc/invoke.texi: Fix use of @item vs. @itemx.
22720 2008-03-26 Tom Tromey <tromey@redhat.com>
22722 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22723 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22724 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22725 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22726 build/genconstants.o, build/genemit.o, build/genextract.o,
22727 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22728 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22731 2008-03-26 Richard Guenther <rguenther@suse.de>
22734 2008-03-26 Richard Guenther <rguenther@suse.de>
22736 * fold-const.c (target.h): Include.
22737 (fold_comparison): Fold comparison of addresses of two decls
22738 that bind locally. Consolidate address folding code.
22740 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22742 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22743 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22744 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22745 dconstsqrt2, dconstthird, dconste and/or dconst10.
22746 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22747 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22748 dconstsqrt2, dconste): Delete.
22749 (init_emit_once): Likewise. Simplify initializing dconstm1.
22751 * real.c (get_real_const): New.
22752 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22753 dconstsqrt2, dconste): Delete.
22754 (real_value_const, get_real_const): New.
22756 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22758 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22760 * config/i386/i386.c (ix86_function_arg_boundary): Check
22761 BIGGEST_ALIGNMENT instead of 128.
22762 (setup_incoming_varargs_64): Likewise.
22764 2008-03-26 Tom Tromey <tromey@redhat.com>
22766 * Makefile.in (DEPFILES): Add missing '/'.
22768 2008-03-26 Richard Guenther <rguenther@suse.de>
22770 * fold-const.c (target.h): Include.
22771 (fold_comparison): Fold comparison of addresses of two decls
22772 that bind locally. Consolidate address folding code.
22774 2008-03-26 Nick Clifton <nickc@redhat.com>
22777 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22778 not allow INT+INT as a legitimate addressing mode.
22780 2008-03-26 Richard Guenther <rguenther@suse.de>
22782 * tree-flow.h (widen_bitfield): Remove declaration.
22783 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22784 (widen_bitfield): Remove function.
22785 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22788 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22791 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22794 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22796 PR rtl-optimization/35232
22797 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22798 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22799 reg_reloaded_call_part_clobbered here.
22800 (reload_regs_reach_end_p): New function.
22801 (reload_reg_rtx_for_input): New variable.
22802 (reload_reg_rtx_for_output): Likewise.
22803 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22804 when reassigning a pseudo register. Load reloadreg from
22805 reload_reg_rtx_for_input, moving the mode and register
22807 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22808 instead of the original when deciding whether an input reload
22809 would be a no-op or whether an output reload can be deleted.
22810 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22811 when setting up new_spill_reg_store. Load it from
22812 reload_reg_rtx_for_output, moving the mode and register
22814 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22815 instead of the original when deciding whether an output reload
22816 would be a no-op. Do the same when modifying insn notes.
22817 Use rtx_equal_p instead of == to compare the registers.
22818 (inherit_piecemeal_p): Take a mode and two register numbers
22820 (emit_reload_insns): Clear new_spill_reg_store for every hard
22821 register in the reload register. Remove spill registers
22822 from reg_reloaded_valid before considering whether to record
22823 inheritance information for them. Use reload_reg_rtx_for_output
22824 instead of reg_rtx when recording output reloads. Use
22825 reload_reg_rtx_for_input instead of reg_rtx when recording
22826 input reloads. Set or clear reg_reloaded_call_part_clobbered
22827 at the same time as setting reg_reloaded_valid.
22828 (delete_output_reload): Add a new_reload_reg parameter and use it
22829 instead of rld[j].reg_rtx.
22830 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22833 2008-03-25 Tom Tromey <tromey@redhat.com>
22835 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22836 (build/genattr.o): Likewise.
22837 (build/genattrtab.o): Likewise.
22838 (build/gencodes.o): Likewise.
22839 (build/genconfig.o): Likewise.
22840 (build/genconstants.o): Likewise.
22841 (build/genemit.o): Likewise.
22842 (build/genextract.o): Likewise.
22843 (build/genflags.o): Likewise.
22845 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22847 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22848 instead of size_int for integer types.
22849 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22850 to match type of MINUS_EXPR.
22852 2008-03-25 Tom Tromey <tromey@redhat.com>
22854 * configure: Rebuilt.
22855 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22858 2008-03-25 Tom Tromey <tromey@redhat.com>
22860 * config/x-solaris (host-solaris.o): Update.
22861 * config/x-linux (host-linux.o): Update.
22862 * config/x-hpux (host-hpux.o): Update.
22863 * config/x-darwin (host-darwin.o): Update.
22864 * config/v850/t-v850e (v850-c.o): Update.
22865 * config/v850/t-v850 (v850-c.o): Update.
22866 * config/t-vxworks (vxworks.o): Update.
22867 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22868 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22869 * config/spu/t-spu-elf (spu-c.o): Update.
22871 * config/sh/t-symbian (sh-c.o): Update.
22872 (symbian.o): Update.
22873 * config/sh/t-sh (sh-c.o): Update.
22874 * config/score/t-score-elf (score7.o, score3.o): Update.
22875 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22876 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22877 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22878 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22879 (rs6000.o): Remove.
22880 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22881 * config/m32c/t-m32c (m32c-pragma.o): Update.
22882 * config/ia64/t-ia64 (ia64-c.o): Update.
22883 * config/i386/x-mingw32 (host-mingw32.o): Update.
22884 * config/i386/x-i386 (driver-i386.o): Update.
22885 * config/i386/x-darwin (host-i386-darwin.o): Update.
22886 * config/i386/x-cygwin (host-cygwin.o): Update.
22887 * config/i386/t-nwld (nwld.o): Update.
22888 * config/i386/t-netware (netware.o): Update.
22889 * config/i386/t-interix (winnt.o): Update.
22890 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22891 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22892 msformat-c.o): Update.
22893 * config/bfin/t-bfin-linux (generated_files): Add
22894 linux-sysroot-suffix.h.
22895 * config/arm/t-wince-pe (pe.o): Update.
22896 * config/arm/t-strongarm-pe (pe.o): Update.
22897 * config/arm/t-pe (pe.o): Update.
22898 * config/arm/t-arm (arm-c.o): Update.
22899 * doc/install.texi (Prerequisites): Require make 3.80.
22900 * Makefile.in: Remove .o targets.
22901 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22902 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22903 (simple_generated_h, simple_generated_c): Move earlier.
22904 (generated_files): New variable.
22905 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22906 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22907 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22908 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22909 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22910 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22911 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22912 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22913 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22914 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22915 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22916 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22918 (COMPILE.base, COMPILE): New variables.
22919 (%.o): New pattern rule.
22920 (ALL_HOST_OBJS): New variable.
22921 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22922 (dummy-checksum.o, cc1-checksum.o): Remove.
22923 (DRIVER_SHLIB): New variable.
22924 (DRIVER_DEFINES): Use it.
22925 (gencondmd.c): Move out of build/.
22926 (s-conditions): Update.
22927 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22928 (ALL_BUILD_OBJS): Likewise.
22929 (build/%.o): Use BUILDCOMPILE.
22930 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22931 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22932 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22933 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22934 build/genconfig.o, build/genconstants.o, build/genemit.o,
22935 build/genextract.o, build/genflags.o, build/genmddeps.o,
22936 build/genopinit.o, build/genoutput.o, build/genpeep.o,
22937 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
22938 build/gen-protos.o, build/scan.o, build/fix-header.o,
22939 build/scan-decls.o): Simplify.
22940 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
22941 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
22942 prefix.o, toplev.o): Reduce to variable setting.
22943 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
22944 ($(out_object_file), gcc-options.o): New targets.
22945 ($(ALL_HOST_OBJS)): New target. Include dependency files.
22946 * configure: Rebuilt.
22947 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
22948 * doc/sourcebuild.texi (Front End Directory): Document new variable.
22950 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
22952 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
22953 complain when we hit an error, return ERROR_MARK_NODE.
22955 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22957 * config/sh/constraints.md (Pso, Psz): New constraints.
22958 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
22959 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
22961 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22963 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
22964 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
22966 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22968 * config/sh/sh.md (prefetch): Add condition for SH2A target.
22969 (prefetch_sh2a): New.
22971 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22972 Naveen.H.S <naveen.hs@kpitcummins.com>
22974 * config/sh/constraints.md (I28): New constraint.
22975 * config/sh/sh.c (broken_move): Add support for movi20s.
22976 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
22978 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
22979 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22980 Naveen.H.S <naveen.hs@kpitcummins.com>
22982 * config/sh/sh.c (SH_ATTRIBUTES): Define.
22983 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
22984 (print_operand): Handle resbank in %@ operand code.
22985 (sh_encode_section_info): New.
22986 (push_regs): Add conditions for resbank.
22987 (sh_expand_epilogue): Likewise.
22988 (sh_insert_attributes): Likewise.
22989 (sh_attribute_table): Likewise.
22990 (sh_handle_resbank_handler_attribute): New.
22991 (sh2a_handle_function_vector_handler_attribute): New.
22992 (sh2a_is_function_vector_call): New.
22993 (sh2a_get_function_vector_number): New.
22994 (sh2a_function_vector_p): New.
22995 (sh_cfun_resbank_handler_p): New.
22996 * config/sh/sh.md (calli): Emit jsr/n if possible.
22997 (calli_tbr_rel): New.
22998 (calli_pcrel): Emit jsr/n if possible.
22999 (return_i): Emit rts/n if possible.
23000 (call_valuei_tbr_rel): New.
23001 (call_valuei_pcrel): Add condition for SH2A target.
23002 (call_value): Likewise.
23003 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23004 (sh2a_get_function_vector_number): Likewise.
23005 (sh2a_is_function_vector_call): Likewise.
23006 * doc/extend.texi: Document TBR relative addressing of SH2A.
23007 (resbank): Add description for SH2A.
23009 2008-03-24 Richard Guenther <rguenther@suse.de>
23012 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23013 pointer assignments change conversions according to middle-end rules.
23014 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23015 * configure.ac: Include type checking in yes.
23016 * configure: Regenerate.
23018 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23020 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23021 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23023 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23025 * gthr-vxworks.h (UNUSED): Define.
23027 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23029 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23031 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23033 * doc/extend.texi (Function Attributes): Add missing comma in the
23034 example of the "alloc_size" attribute.
23036 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23039 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23041 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23044 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23047 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23048 of the underlying type of a MS bitfield layout to the natural
23049 alignment of the type.
23051 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23053 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23054 to their natural alignment to avoid store forwarding stalls.
23056 2008-03-22 Richard Guenther <rguenther@suse.de>
23058 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23059 For PHI nodes verify the address is invariant.
23060 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23061 (get_symbol_constant_value): Use is_gimple_min_invariant.
23062 (maybe_fold_stmt_indirect): Likewise.
23064 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23066 PR rtl-optimization/33927
23067 * Makefile.in (dse.o): Depend on $(TM_P_H).
23068 * expr.h (extract_low_bits): Declare.
23069 * expmed.c (extract_low_bits): New function.
23070 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23071 * dse.c: Include tm_p.h.
23072 (find_shift_sequence): Remove the read_reg argument and return the
23073 read value. Emit the instructions instead of returning them.
23074 Iterate on new_mode rather than calculating it each time.
23075 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23076 source to NEW_MODE and extract_low_bits to convert the shifted
23077 value to READ_MODE.
23078 (replace_read): Allow the load and store to have different mode
23079 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23080 or extraction instructions before trying the replacement. Update
23081 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23083 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23085 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23086 to their natural alignment to avoid store forwarding stalls.
23088 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23091 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23092 encouraging but not allowing gprs for input;
23093 change the input constraint to !f#r.
23094 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23096 change the output constraint to !f#r.
23098 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23101 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23102 corresponding post-reload splitters.
23103 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23104 when x87 FP math is selected.
23105 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23106 New function prototype.
23107 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23108 unreachable function to ease macroization of insn patterns.
23110 2008-03-21 Martin Jambor <mjambor@suse.cz>
23112 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23113 reference dumps if ddr is NULL or dependence is unknown.
23115 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23117 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23118 unsigned extension into account.
23119 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23120 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23121 Do computations on a scratch register.
23123 2008-03-21 Richard Guenther <rguenther@suse.de>
23125 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23126 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23127 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23128 * tree-ssa-dom.c (record_equality): Likewise.
23129 * tree-inline.c (copy_body_r): Likewise.
23130 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23133 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23135 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23136 as 'delete_unused' argument.
23138 2008-03-20 Richard Guenther <rguenther@suse.de>
23140 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23141 special casing of constant qualifiers.
23142 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23143 care about them in general.
23144 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23145 regardless of their type.
23146 (fold_stmt_r): Forcefully fold *& if we end up with that.
23148 2008-03-20 Paul Brook <paul@codesourcery.com>
23150 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23151 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23153 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23155 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23156 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23158 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23160 * common.opt (Wmudflap): New option.
23161 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23162 (mx_register_decls): Likewise.
23163 (mudflap_finish_file): Likewise.
23164 * doc/invoke.texi: Document -Wno-mudflap.
23166 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23168 * c-format.c (replace_format_name_to_system_name): New.
23169 (cmp_attribs): New.
23170 (convert_format_name_to_system_name): New.
23171 (decode_format_attr): Add use of convert_format_name_to_system_name.
23172 (format_types_orig): Add gnu_ prefix to names.
23173 (check_format_info_main): Special treating of \0 escaped names for
23174 supporting multi-character format specifiers as I32, I64.
23175 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23176 (gnu_target_overrides_format_attributes): New.
23177 * c-format.h: Add structure target_ovr_attr to hold
23178 system specific formatter names.
23179 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23180 msformat-c.o file to c_target_objs and cxx_target_objs.
23181 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23182 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23183 (TARGET_N_FORMAT_TYPES): New.
23184 * config/i386/msformat-c.c: New.
23185 * config/i386/t-cygming: Add build rule for msformat-c.o.
23186 * doc/extend.texi: Add new format names gnu_* and ms_* and
23188 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23190 2008-03-20 Ira Rosen <irar@il.ibm.com>
23192 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23193 optimizations turned on under -O3.
23194 (ftree-vectorize): Add that the flag is turned on with -O3.
23196 2008-03-20 Ben Elliston <bje@au.ibm.com>
23198 * regmove.c (try_auto_increment): Fix spelling error in comment.
23199 * final.c (final_scan_insn): Likewise.
23201 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23204 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23205 allocator preferences for "y" and "r" class registers.
23206 ("*mov<mode>_internal"): Ditto.
23207 ("*movv2sf_internal_rex64"): Ditto.
23208 ("*movv2sf_internal"): Ditto.
23210 2008-03-19 Michael Matz <matz@suse.de>
23212 PR middle-end/35616
23213 * calls.c (expand_call): Check overlap of arguments with call
23214 address for sibcalls.
23216 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23219 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23220 of the underlying type of a MS bitfield layout to the natural
23221 alignment of the type.
23223 2008-03-19 Jan Hubicka <jh@suse.cz>
23226 * toplev.c (decode_d_option): Handle all CPP flags.
23227 * tree-vrp.c: Update tree_pass descriptors.
23228 * regrename.c: Update tree_pass descriptors.
23229 * fwprop.c: Update tree_pass descriptors.
23230 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23231 * tree-into-ssa.c: Update tree_pass descriptors.
23232 * tree-dump.c: Update tree_pass descriptors.
23233 * tree-complex.c: Update tree_pass descriptors.
23234 * tree-dump.h: Update tree_pass descriptors.
23235 * see.c: Update tree_pass descriptors.
23236 * cgraphbuild.c: Update tree_pass descriptors.
23237 * tracer.c: Update tree_pass descriptors.
23238 * tree-loop-distribution.c: Update tree_pass descriptors.
23239 * cgraph.c: Update tree_pass descriptors.
23240 * postreload-gcse.c: Update tree_pass descriptors.
23241 * postreload.c: Update tree_pass descriptors.
23242 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23243 * tree-tailcall.c: Update tree_pass descriptors.
23244 * tree-pass.h (tree_opt_pass): Rename to ...
23245 (opt_pass) ... this one; add "type" field and remove letter field.
23246 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23247 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23248 all_lowering_passes): Update declaration.
23249 * ipa-cp.c: Update tree_pass descriptors.
23250 * final.c: Update tree_pass descriptors.
23251 * omp-low.c: Update tree_pass descriptors.
23252 * tree-ssa-dse.c: Update tree_pass descriptors.
23253 * ipa-reference.c: Update tree_pass descriptors.
23254 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23255 * auto-inc-dec.c: Update tree_pass descriptors.
23256 * reorg.c: Update tree_pass descriptors.
23257 * cgraphunit.c: Update tree_pass descriptors.
23258 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23259 * tree-ssa-ccp.c: Update tree_pass descriptors.
23260 * df-core.c: Update tree_pass descriptors.
23261 * mode-switching.c: Update tree_pass descriptors.
23262 * tree-nomudflap.c: Update tree_pass descriptors.
23263 * modulo-sched.c: Update tree_pass descriptors.
23264 * ipa-pure-const.c: Update tree_pass descriptors.
23265 * cse.c: Update tree_pass descriptors.
23266 * web.c: Update tree_pass descriptors.
23267 * tree-stdarg.c: Update tree_pass descriptors.
23268 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23269 * tree-ssa-dom.c: Update tree_pass descriptors.
23270 * tree-nrv.c: Update tree_pass descriptors.
23271 * tree-ssa-alias.c: Update tree_pass descriptors.
23272 * loop-init.c: Update tree_pass descriptors.
23273 * gimple-low.c: Update tree_pass descriptors.
23274 * ipa-inline.c: Update tree_pass descriptors.
23275 * tree-ssa-sink.c: Update tree_pass descriptors.
23276 * global.c: Update tree_pass descriptors.
23277 * ifcvt.c: Update tree_pass descriptors.
23278 * jump.c: Update tree_pass descriptors.
23279 * predict.c: Update tree_pass descriptors.
23280 * tree-ssa-loop.c: Update tree_pass descriptors.
23281 * recog.c: Update tree_pass descriptors.
23282 * dse.c: Update tree_pass descriptors.
23283 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23284 * tree-eh.c: Update tree_pass descriptors.
23285 * regmove.c: Update tree_pass descriptors.
23287 * function.c: Update tree_pass descriptors.
23288 * tree-vectorizer.c: Update tree_pass descriptors.
23289 * gcse.c: Update tree_pass descriptors.
23290 * ipa-type-escape.c: Update tree_pass descriptors.
23291 * tree-if-conv.c: Update tree_pass descriptors.
23292 * init-regs.c: Update tree_pass descriptors.
23293 * ipa.c: Update tree_pass descriptors.
23294 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23295 * rtl-factoring.c: Update tree_pass descriptors.
23296 * lower-subreg.c: Update tree_pass descriptors.
23297 * bt-load.c: Update tree_pass descriptors.
23298 * tree-dfa.c: Update tree_pass descriptors.
23299 * except.c: Update tree_pass descriptors.
23300 * emit-rtl.c: Update tree_pass descriptors.
23301 * cfgexpand.c: Update tree_pass descriptors.
23302 * tree-cfgcleanup.c: Update tree_pass descriptors.
23303 * cfgcleanup.c: Update tree_pass descriptors.
23304 * tree-ssa-pre.c: Update tree_pass descriptors.
23305 * tree-sra.c: Update tree_pass descriptors.
23306 * tree-mudflap.c: Update tree_pass descriptors.
23307 * tree-ssa-copy.c: Update tree_pass descriptors.
23308 * cfglayout.c: Update tree_pass descriptors.
23309 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23310 * tree-ssa-dce.c: Update tree_pass descriptors.
23311 * tree-ssa.c: Update tree_pass descriptors.
23312 * regclass.c: Update tree_pass descriptors.
23313 * integrate.c: Update tree_pass descriptors.
23314 * tree-optimize.c: Update tree_pass descriptors.
23315 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23316 * tree-object-size.c: Update tree_pass descriptors.
23317 * combine.c: Update tree_pass descriptors.
23318 * tree-outof-ssa.c: Update tree_pass descriptors.
23319 * bb-reorder.c: Update tree_pass descriptors.
23320 * stack-ptr-mod.c: Update tree_pass descriptors.
23321 * var-tracking.c: Update tree_pass descriptors.
23322 * tree-profile.c: Update tree_pass descriptors.
23323 * tree-vect-generic.c: Update tree_pass descriptors.
23324 * reg-stack.c: Update tree_pass descriptors.
23325 * sched-rgn.c: Update tree_pass descriptors.
23326 * tree-ssa-structalias.c: Update tree_pass descriptors.
23327 * tree-cfg.c: Update tree_pass descriptors.
23328 * passes.c (current_pass): Update declaration.
23329 (finish_optimization_passes): Update.
23330 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23331 (register_one_dump_file, register_dump_files_1, next_pass_1):
23333 (init_optimization_passes): Update handling of new types.
23334 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23335 * ipa-struct-reorg.c: Update tree_pass descriptors.
23336 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23337 * combine-stack-adj.c: Update tree_pass descriptors.
23338 * cfgrtl.c: Update tree_pass descriptors.
23339 * dce.c: Update tree_pass descriptors.
23340 * tree-ssanames.c: Update tree_pass descriptors.
23342 2008-03-19 Richard Guenther <rguenther@suse.de>
23344 PR middle-end/35609
23345 * tree-ssa.c (walk_data): New structure.
23346 (warn_uninitialized_var): If not always_executed warn with "maybe"
23348 (execute_early_warn_uninitialized): Compute post-dominators.
23349 Initialize always_executed before processing each basic block.
23351 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23354 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23355 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23357 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23359 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23361 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23363 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23365 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23366 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23367 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23368 target after ignore has been set, and move there also the commputation
23369 of subtarget and original_target.
23370 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23371 (LANG_HOOKS_INITIALIZER): Remove it.
23372 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23374 2008-03-18 Richard Guenther <rguenther@suse.de>
23376 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23377 found an expression with constants, note that in the VN for the lhs.
23378 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23379 fold them to constants if possible. Run cleanup_cfg if done so.
23380 (execute_pre): Return todo.
23381 (do_pre): Likewise.
23382 (execute_fre): Likewise.
23383 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23385 (get_prop_source_stmt): Look through pointer conversions.
23387 2008-03-18 Jan Hubicka <jh@suse.cz>
23389 * tree-pretty-print.c: Include predict.h.
23390 (dump_generic_node): Dump predictor.
23391 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23392 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23393 * gimple-low.c (lower_stmt): Likewise.
23394 * expr.c (expand_expr_real): Likewise.
23395 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23397 (build_predict_expr, build_predict_expr): New.
23398 * predict.h (predictor_name, build_predict_expr): Update.
23399 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23400 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23401 * predict.def (PRED_CONTINUE): Update hitrate.
23402 * tree.def (PREDICT_EXPR): Define.
23403 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23404 do not handle BIND_EXPR.
23405 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23406 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23407 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23410 2008-03-18 Michael Matz <matz@suse.de>
23412 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23414 2008-03-18 Richard Guenther <rguenther@suse.de>
23416 * tree-gimple.h (is_gimple_invariant_address): Declare.
23417 (is_gimple_constant): Likewise.
23418 * tree-gimple.c (is_gimple_constant): New function.
23419 (is_gimple_invariant_address): Likewise.
23420 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23421 and is_gimple_invariant_address.
23422 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23424 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23425 an addressable base.
23427 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23429 PR middle-end/35611
23430 * gimplify.c (gimplify_expr): Gimplify second operand of
23433 2008-03-17 Richard Guenther <rguenther@suse.de>
23435 PR tree-optimization/19637
23436 * fold-const.c (fold_unary): Remove restrictions of removing
23437 intermediate pointer-conversions (P2)(P1)P0.
23438 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23439 conversion to void pointer.
23440 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23442 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23445 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23446 emulated thread local variables.
23448 2008-03-16 Richard Guenther <rguenther@suse.de>
23450 PR middle-end/35607
23451 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23452 expand TREE_INVARIANT operations that are not gimple invariant.
23454 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23456 * doc/extend.texi (Alignment): Say that the ABI controls
23457 the __alignof__ for non-strict-alignment targets rather
23458 than being a recommendation.
23460 2008-03-15 Paul Brook <paul@codesourcery.com>
23462 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23464 (arm_output_fn_unwind): Mark functions that can not be unwound.
23466 2008-03-15 Paul Brook <paul@codesourcery.com>
23468 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23469 extension instructions.
23471 2008-03-15 Richard Guenther <rguenther@suse.de>
23473 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23474 and fold constant aggregate refs.
23475 (fold_const_aggregate_ref): Handle string constants
23476 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23477 (evaluate_stmt): Simplify now that ccp_fold folds constant
23480 2008-03-15 Paul Brook <paul@codesourcery.com>
23482 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23483 (extzv): Use gen_extzv_t2.
23484 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23486 2008-03-15 Richard Guenther <rguenther@suse.de>
23488 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23489 (fold_const_aggregate_ref): Likewise.
23490 (get_value): Return NULL if we don't have any values.
23491 (ccp_finalize): Set const_val to NULL after freeing it.
23492 * tree-flow.h (get_symbol_constant_value): Declare.
23493 (fold_const_aggregate_ref): Likewise.
23494 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23496 2008-03-15 Richard Guenther <rguenther@suse.de>
23498 PR middle-end/35593
23499 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23500 to not produce negative array indices if not allowed. Add
23501 parameter to indicate that.
23502 (maybe_fold_offset_to_component_ref): Allow negative array
23503 indices only for the first member of a structure.
23504 (maybe_fold_offset_to_reference): Allow negative array indices.
23505 (maybe_fold_stmt_addition): Likewise.
23507 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23508 Anatoly Sokolov <aesok@post.ru>
23510 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23511 (avr_arch): Add ARCH_AVR6.
23512 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23513 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23514 instead of fixed value 2.
23515 (print_operand_address): Use gs() asm specifier instead of pm().
23516 (avr_assemble_integer): (Ditto.).
23517 (avr_output_addr_vec_elt): (Ditto.).
23518 (print_operand): Handle "!" code.
23519 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23520 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23521 (AVR_HAVE_EIJMP_EICALL): Define.
23522 (AVR_3_BYTE_PC): Redefine.
23523 (AVR_2_BYTE_PC): (Ditto.).
23524 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23525 (LINK_SPEC): Add atmega2560 and atmega2561.
23526 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23528 * config/avr/avr.md (call_insn): Use eicall instead of icall
23529 for 3 byte PC devices.
23530 (call_value_insn): (Ditto.).
23531 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23532 (indirect_jump): Use only for for 2 byte PC devices.
23533 (*tablejump): (Ditto.).
23534 (*indirect_jump_avr6): Add insn.
23535 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23536 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23537 instead of ijmp for 3 byte PC devices.
23538 (__tablejump2__): (Ditto.).
23539 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23540 (MULITLIB_DIRNAMES): (Ditto.).
23541 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23543 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23545 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23546 "sse2_umulsidi3". Use V1DI mode for operand 0.
23547 ("mmx_psadbw"): Use V1DI mode for operand 0.
23548 * config/i386/i386-modes.def (V1SI): New vector mode.
23549 * config/i386/i386.c (struct builtin_description)
23550 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23551 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23552 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23553 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23554 v1di_ftype_v8qi_v8qi type.
23555 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23557 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23558 __builtin_ia32_pmuludq]: Fix the mode of return value.
23560 2008-03-15 Richard Guenther <rguenther@suse.de>
23562 PR middle-end/35595
23563 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23566 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23568 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23569 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23570 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23571 unless TARGET_SERIALIZE_VOLATILE is enabled.
23572 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23573 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23574 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23576 2008-03-14 Richard Guenther <rguenther@suse.de>
23578 PR tree-optimization/34172
23579 * tree-flow.h (refs_may_alias_p): Declare.
23580 (get_single_def_stmt): Likewise.
23581 (get_single_def_stmt_from_phi): Likewise.
23582 (get_single_def_stmt_with_phi): Likewise.
23583 * tree-dfa.c (refs_may_alias_p): New function.
23584 (get_single_def_stmt): Likewise.
23585 (get_single_def_stmt_from_phi): Likewise.
23586 (get_single_def_stmt_with_phi): Likewise.
23587 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23588 (vn_reference_lookup_1): New helper function.
23589 (vn_reference_lookup): Walk the virtual use-def chain to
23590 continue searching for a match if the def does not alias the
23591 reference we are looking for.
23593 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23595 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23596 archive and Perzl. Update The Written Word listing.
23598 2008-03-14 Richard Guenther <rguenther@suse.de>
23600 PR tree-optimization/34043
23601 PR tree-optimization/33989
23602 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23604 (bitmap_find_leader): Use extra argument to verify dominance
23605 relationship inside a basic-block.
23606 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23607 (find_leader_in_sets): Adjust.
23608 (create_component_ref_by_pieces): Take extra argument for
23609 dominance check, handle lookup failures.
23610 (find_or_generate_expression): Likewise.
23611 (create_expression_by_pieces): Likewise.
23612 (insert_into_preds_of_block): Adjust.
23613 (create_value_expr_from): If asked for, verify all operands
23614 are in the blocks AVAIL_OUT set.
23615 (make_values_for_stmt): Check for SSA_NAMEs that are life
23616 over an abnormal edge.
23617 (compute_avail): Remove such check.
23618 (do_SCCVN_insertion): New function.
23619 (eliminate): If we do not find a leader suitable for replacement
23620 insert a replacement expression from SCCVN if available.
23621 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23622 (struct vn_ssa_aux): Add needs_insertion flag.
23623 * tree-ssa-sccvn.c (may_insert): New global flag.
23624 (copy_reference_ops_from_ref): Value-number union member access
23625 based on its size, not type and member if insertion is allowed.
23626 (visit_reference_op_load): For a weak match from union type
23627 punning lookup a view-converted value and insert a SSA_NAME
23628 for that value if that is not found.
23629 (visit_use): Make dumps shorter. Do not disallow value numbering
23630 SSA_NAMEs that are life over an abnormal edge to constants.
23631 (free_scc_vn): Release inserted SSA_NAMEs.
23632 (run_scc_vn): New flag to specify whether insertion is allowed.
23633 Process SSA_NAMEs in forward order.
23634 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23635 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23636 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23637 pointer type to/from integral types that do not change the
23638 precision to regular conversions.
23640 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23642 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23643 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23644 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23645 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23646 input arguments and the mode of return value. Built-in functions
23647 that operate on whole 64-bit MMX register now use V1DI mode.
23649 2008-03-13 Alon Dayan <alond@il.ibm.com>
23650 Olga Golovanevsky <olga@il.ibm.com>
23652 PR tree-optimization/35041
23653 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23654 to locate the right position in a statement.
23656 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23660 * config/i386/xmmintrin.h: Change all static inline functions to
23661 extern inline and add __gnu_inline__ attribute.
23662 * config/i386/bmintrin.h: Ditto.
23663 * config/i386/smmintrin.h: Ditto.
23664 * config/i386/tmmintrin.h: Ditto.
23665 * config/i386/mmintrin-common.h: Ditto.
23666 * config/i386/ammintrin.h: Ditto.
23667 * config/i386/emmintrin.h: Ditto.
23668 * config/i386/pmmintrin.h: Ditto.
23669 * config/i386/mmintrin.h: Ditto.
23670 * config/i386/mm3dnow.h: Ditto.
23672 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23674 PR middle-end/35185
23675 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23676 (lower_omp_2): New function.
23677 (lower_omp_1, lower_omp): Rewritten.
23679 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23682 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23683 with the phrase "Microsoft Windows compilers".
23684 (Push/Pop Macro Pragmas): New subsection. Document
23685 #pragma push_macro and pragma pop_macro.
23687 2008-03-12 Paul Brook <paul@codesourcery.com>
23689 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23691 2008-03-12 Paul Brook <paul@codesourcery.com>
23693 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23694 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23695 (thumb2_addsi_shortim): Rename ...
23696 (thumb2_addsi_short): ... to this. Allow register operands.
23697 (thumb2_subsi_short): New pattern.
23698 (thumb2_one_cmplsi2_short,
23699 thumb2_negsi2_short): New patterns and peepholes.
23701 2008-03-12 Paul Brook <paul@codesourcery.com>
23703 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23705 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23707 * config/i386/i386.md (int_cond): New code iterator.
23709 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23710 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23711 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23712 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23713 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23714 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23715 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23716 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23718 2008-03-12 Paul Brook <paul@codesourcery.com>
23720 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23721 instead of {arm,thumb}_compute_save_reg_mask.
23722 (output_return_instruction): Ditto.
23723 (thumb_unexpanded_epilogue): Ditto.
23724 (thumb1_expand_prologue): Ditto.
23725 (thumb1_output_function_prologue): Ditto.
23726 (arm_set_return_address): Ditto.
23727 (thumb_set_return_address): Ditto.
23728 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23729 regs to achieve stack alignment.
23730 (thumb1_compute_save_reg_mask): Fix compiler warning.
23731 (arm_output_epilogue): Use offsets->saved_regs_mask.
23732 Adjust stack pointer by poping call clobered registers.
23733 (arm_expand_prologue): Use offsets->saved_regs_mask.
23734 Adjust stack pointer by pushing extra registers.
23735 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23737 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23740 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23741 conversion to the operands of a multiplication.
23743 2008-03-12 Richard Guenther <rguenther@suse.de>
23745 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23746 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23747 * timevar.def (TV_TREE_PHIPROP): Add.
23748 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23749 pass description. Use TV_TREE_PHIPROP.
23750 * tree-ssa-forwprop.c: Remove phiprop code.
23752 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23754 PR middle-end/35549
23755 * omp-low.c (maybe_lookup_decl): Constify first argument.
23756 (use_pointer_for_field): Change last argument from bool to
23757 omp_context *. Disallow shared copy-in/out in nested
23758 parallel if decl is shared in outer parallel too.
23759 (build_outer_var_ref, scan_sharing_clauses,
23760 lower_rec_input_clauses, lower_copyprivate_clauses,
23761 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23763 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23764 Ira Rosen <irar@il.ibm.com>
23766 * tree-vectorizer.c (free_stmt_vec_info): New function.
23767 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23768 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23769 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23770 * tree-vect-transform.c (vectorizable_conversion): Free
23771 vec_oprnds0 if it was allocated.
23772 (vect_permute_store_chain): Remove unused VECs.
23773 (vectorizable_store): Free VECs that are allocated in the..
23775 (vect_transform_strided_load, vectorizable_load): Likewise.
23776 (vect_remove_stores): Simplify the code.
23777 (vect_transform_loop): Move code to vect_remove_stores().
23778 Call vect_remove_stores() and free_stmt_vec_info().
23780 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23782 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23783 TARGET_HPUX. Revise comment.
23784 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23785 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23786 Use sr4 variant of `be' instruction when not generating PIC code.
23787 (attr_length_call): Adjust for above change.
23789 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23791 * ipa-reference.c (static_execute): Remove module_statics_const and
23792 associated setting code.
23794 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23797 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23798 predicate for operand 1.
23799 (paritysi2_cmp): Use register_operand predicate for operand 2.
23800 Use earlyclobber modifier for operand 1. Remove support for
23802 (paritydi2_cmp): Use register_operand predicate for operand 3.
23803 Use earlyclobber modifier for operand 1. Remove support for
23806 2008-03-11 Paul Brook <paul@codesourcery.com>
23807 Vladimir Prus <vladimir@codesourcery.com>
23809 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23810 (arm_compute_save_reg0_reg12_mask): Always
23811 check if register 11 must be saved. Always safe hard frame pointer
23812 when frame_pointer_needeed.
23813 (arm_compute_save_reg_mask): Save IP and PC
23814 only with apcs frames.
23815 (arm_output_epilogue): Adjust Thumb2 codepath to
23816 be also invoked and work for ARM non-apcs frames.
23817 (arm_expand_prologue): Don't bother saving IP
23818 for non-apcs frame, since it's not clobbered by
23819 prologue code. Implement non-apcs frame
23822 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23824 PR rtl-optimization/35281
23825 * expr.c (convert_move): Use a new pseudo for the intermediate
23826 from_mode->word_mode result.
23828 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23830 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23831 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23832 * toplev.c (compile_file): Don't call it.
23834 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23836 PR middle-end/35526
23837 * expr.c (store_expr): Call emit_block_move if the mode
23838 of "temp" RTX is BLKmode.
23840 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23841 Richard Guenther <rguenther@suse.de>
23843 PR tree-optimization/31358
23844 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23845 the step with a NULL_TREE.
23846 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23847 to sizetype if type is a pointer type.
23848 (add_candidate_1): Don't convert the base and step to
23849 the generic type if the orginal type is a pointer type.
23850 (add_iv_value_candidates): Use sizetype for the step
23851 if type is a pointer type.
23852 (cand_value_at): Likewise.
23853 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23855 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23856 Don't convert the tem affine to the type.
23857 (add_elt_to_tree): Use sizetype for the step if a pointer.
23858 Use POINTER_PLUS_EXPR for pointers.
23859 (aff_combination_to_tree): Use sizetype for the step if a
23862 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23864 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23865 Remove commutativity hint.
23867 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23871 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23872 errorneous type. Check that v is a VAR_DECL.
23874 PR middle-end/35099
23875 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23877 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23879 PR tree-optimization/35494
23880 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23881 may be overriden at link and run time.
23883 2008-03-10 Richard Guenther <rguenther@suse.de>
23885 PR tree-optimization/34677
23886 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23887 (poolify_tree): Likewise.
23888 (modify_expr_template): Likewise.
23889 (poolify_modify_stmt): Likewise.
23890 (insert_fake_stores): Handle all component-ref style stores
23891 in addition to INDIRECT_REF. Also handle complex types.
23892 Do not poolify the inserted load.
23893 (realify_fake_stores): Do not rebuild the tree but only
23894 make it a SSA_NAME copy.
23895 (init_pre): Remove initialzation of modify_expr_template.
23896 Do not allocate modify_expr_node_pool.
23897 (fini_pre): Do not free modify_expr_node_pool.
23899 2008-03-10 Paul Brook <paul@codesourcery.com>
23901 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23902 to avoid conflicts.
23904 2008-03-10 Paul Brook <paul@codesourcery.com>
23905 Mark Shinwell <shinwell@codesourcery.com>
23907 * config/arm/cortex-r4.md: New.
23908 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23910 * config/arm/arm.md: Include cortex-r4.md.
23911 (insn): Add smmls, sdiv and udiv values.
23912 (generic_sched): Don't use generic scheduling for Cortex-R4.
23913 (arm_issue_rate): New function.
23914 (TARGET_SCHED_ISSUE_RATE): Define.
23916 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23918 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23920 2008-03-10 Richard Guenther <rguenther@suse.de>
23922 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23923 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23925 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23927 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23928 Set default to true.
23930 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23932 * c.opt (Wsynth): Deprecate.
23933 * doc/invoke.texi (Option Summary, Warning Options): Document
23934 -Wno-format-contains-nul.
23936 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
23939 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
23940 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
23942 2008-03-09 Ira Rosen <irar@il.ibm.com>
23944 * config/rs6000/rs6000.c (builtin_description): Rename vector
23945 left shift operations.
23946 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
23947 (altivec_vsl<VI_char>): Rename to ...
23948 (ashl<mode>3): ... new name.
23949 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
23951 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23953 2008-03-08 Richard Guenther <rguenther@suse.de>
23955 * coverage.h (tree_coverage_counter_addr): Declare.
23956 * coverage.c (tree_coverage_counter_addr): New function.
23957 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
23958 before using again.
23959 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
23960 (tree_gen_one_value_profiler): Likewise.
23961 (tree_gen_ic_profiler): Likewise.
23962 (tree_gen_average_profiler): Likewise.
23963 (tree_gen_ior_profiler): Likewise.
23965 2008-03-08 Richard Guenther <rguenther@suse.de>
23967 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
23968 (vn_binary_op_insert): Likewise.
23969 (vn_unary_op_lookup): Likewise.
23970 (vn_unary_op_insert): Likewise.
23971 (vn_nary_op_lookup): Declare.
23972 (vn_nary_op_insert): Likewise.
23973 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
23974 and binary hashes, use a single obstack for unary_op_pool
23975 and binary_op_pool.
23976 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
23977 a single struct vn_nary_op_s. Store tree code length and
23978 a variable number of operands.
23979 (struct vn_reference_op_struct): Remove unused op2.
23980 (vn_reference_op_eq): Do not compare op2.
23981 (vn_reference_op_compute_hash): Do not compute hash of op2.
23982 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
23983 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
23984 with vn_nary_op_compute_hash.
23985 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
23986 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
23988 (vn_unary_op_insert, vn_binary_op_insert): Replace with
23990 (visit_unary_op): Call nary functions.
23991 (visit_binary_op): Likewise.
23992 (process_scc): Adjust for struct vn_tables_s changes.
23993 (allocate_vn_table): Likewise.
23994 (free_vn_table): Likewise.
23995 * tree-vn.c (vn_add): Call nary functions.
23996 (vn_lookup): Likewise.
23998 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24001 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24002 wdst back after sync_compare_and_swapqhi_internal.
24004 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24007 * config/i386/i386-modes.def (V1DI): New vector mode.
24008 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24009 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24010 (MMXMODE248): Ditto.
24011 (MMXMODE): Add V1DI mode.
24012 (mmxvecsize): Change DI mode to V1DI mode.
24013 ("mov<mode>): Use MMXMODEI8 mode iterator.
24014 ("*mov<mode>_internal_rex64"): Ditto.
24015 ("*mov<mode>_internal"): Ditto.
24016 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24017 ("mmx_sub<mode>3"): Ditto.
24018 ("mmx_adddi3"): Remove insn pattern.
24019 ("mmx_subdi3"): Ditto.
24020 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24021 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24022 ("mmx_ashl<mode>3"): Ditto.
24023 ("mmx_lshrdi3"): Remove insn pattern.
24024 ("mmx_ashldi3"): Ditto.
24025 * config/i386/i386.c (classify_argument): Handle V1DImode.
24026 (function_arg_advance_32): Ditto.
24027 (function_arg_32): Ditto.
24028 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24029 mmx_addv1di3 insn pattern.
24030 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24031 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24032 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24033 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24034 Remove definitions of built-in functions.
24035 (V1DI_type_node): New node.
24036 (v1di_ftype_v1di_int): Ditto.
24037 (v1di_ftype_v1di_v1di): Ditto.
24038 (v2si_ftype_v2si_si): Ditto.
24039 (v4hi_ftype_v4hi_di): Remove node.
24040 (v2si_ftype_v2si_di): Ditto.
24041 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24042 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24043 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24044 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24045 Add new builtins using def_builtin_const.
24046 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24047 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24048 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24049 * config/i386/mmintrin.h (__v1di): New typedef.
24050 (_mm_add_si64): Cast arguments to __v1di type.
24051 (_mm_sub_si64): Ditto.
24052 (_mm_sll_pi16): Cast __count to __v4hi type.
24053 (_mm_sll_pi32): Cast __count to __v2si type.
24054 (_mm_sll_si64): Cast arguments to __v1di type.
24055 (_mm_srl_pi16): Cast __count to __v4hi type.
24056 (_mm_srl_pi32): Cast __count to __v2si type.
24057 (_mm_srl_si64): Cast arguments to __v1di type.
24058 (_mm_sra_pi16): Cast __count to __v4hi type.
24059 (_mm_sra_pi32): Cast __count to __v2si type.
24060 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24061 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24062 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24063 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24064 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24065 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24066 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24067 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24068 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24069 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24070 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24071 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24073 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24075 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24077 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24080 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24081 reg+const addressing for Altivec modes. Don't generate reg+reg
24082 addressing for TFmode or TDmode quantities.
24084 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24086 * c-common.c (vector_types_convertible_p): Call langhook
24087 instead of comptypes.
24089 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24092 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24093 integral and scalar float variables which have a
24096 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24098 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24099 dwarf_register_span hook when emitting unwind information for
24100 register-to-memory saves.
24101 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24102 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24104 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24106 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24107 for the same VAR_DECL.
24109 2008-03-06 Tom Tromey <tromey@redhat.com>
24111 * treelang: Delete.
24112 * doc/standards.texi (Standards): Don't mention treelang.
24113 * doc/invoke.texi (Overall Options): Don't mention treelang.
24114 * doc/install.texi (Prerequisites): Don't mention bison or
24116 (Configuration): Don't mention treelang.
24117 (Building): Likewise.
24118 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24120 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24122 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24123 word-extractions out of a multi-word object.
24125 2008-03-06 Richard Guenther <rguenther@suse.de>
24127 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24128 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24129 result type and precision.
24130 * expr.c (get_inner_reference): Set unsignedp based on the result
24131 type of BIT_FIELD_REF.
24132 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24133 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24134 (try_instantiate_multiple_fields): Likewise. Use the correct type
24136 (sra_build_assignment): Likewise.
24137 (sra_build_elt_assignment): Likewise.
24138 (sra_explode_bitfield_assignment): Likewise.
24139 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24140 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24141 set BIT_FIELD_REF_UNSIGNED.
24142 (vectorizable_load): Likewise.
24144 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24146 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24149 2008-03-06 Richard Guenther <rguenther@suse.de>
24151 * alias.c (struct alias_set_entry): Move has_zero_child field
24152 to pack with alias_set.
24154 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24156 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24159 2008-03-05 Ian Lance Taylor <iant@google.com>
24161 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24163 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24165 * fwprop.c (update_df): Support width and offset parameters of
24167 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24168 global_conflicts): Change DF_REF_EXTRACT to either
24169 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24170 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24171 * df-scan.c (df_ref_record, df_defs_record,
24172 df_ref_create_structure, df_def_record_1, df_uses_record,
24173 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24174 df_bb_refs_collect, df_entry_block_defs_collect,
24175 df_exit_block_uses_collect): Support new width and offset fields.
24176 (ref_extract_pool): New storage pool.
24177 (df_free_ref): New function.
24178 (df_reg_chain_unlink, df_free_collection_rec,
24179 df_sort_and_compress_refs): Call df_free_ref.
24180 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24182 (df_ref_create_structure): Allocate df_ref_extract if offset and
24183 width fields are used.
24184 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24185 (df_uses_record): Get offset and width from ZERO_EXTRACT
24187 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24188 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24189 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24190 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24191 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24192 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24193 (df_ref_extract): New structure.
24194 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24195 (df_ref_create): Add width and offset parameters.
24197 2008-03-05 Richard Guenther <rguenther@suse.de>
24199 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24200 Use ranges_overlap_p.
24201 (offset_overlaps_with_access): Rename
24202 to ranges_overlap_p and move ...
24203 * tree-flow-inline.h (ranges_overlap_p): ... here.
24205 * tree.h (get_inner_reference, handled_component_p): Update
24208 * tree.h (record_component_aliases, get_alias_set,
24209 alias_sets_conflict_p, alias_sets_must_conflict_p,
24210 objects_must_conflict_p): Move declarations ...
24211 * alias.h (record_component_aliases, get_alias_set,
24212 alias_sets_conflict_p, alias_sets_must_conflict_p,
24213 objects_must_conflict_p): ... here.
24214 Include coretypes.h.
24215 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24217 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24219 * cfg.c: Include tree-flow.h.
24220 (remove_edge_raw): Call redirect_edge_var_map_clear.
24221 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24222 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24223 (redirect_edge_var_map_result): New.
24224 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24225 PENDING_STMT use with redirect_edge_var_map_*.
24226 * tree-ssa.c (edge_var_maps): New definition.
24227 (redirect_edge_var_map_add): New.
24228 (redirect_edge_var_map_clear): New.
24229 (redirect_edge_var_map_dup): New.
24230 (redirect_edge_var_map_vector): New.
24231 (redirect_edge_var_map_destroy): New.
24232 (ssa_redirect_edge): Replace PENDING_STMT use with
24233 redirect_edge_var_map_*.
24234 (flush_pending_stmts): Same.
24235 (delete_tree_ssa): Destroy edge var map.
24236 * tree-flow.h (struct _edge_var_map): New.
24237 Define edge_var_map vector type.
24238 Declare redirect_edge_var_map_* prototypes.
24239 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24240 * tree-cfg.c (reinstall_phi_args): Replace
24241 PENDING_STMT use with redirect_edge_var_map_*.
24243 2008-03-05 Richard Guenther <rguenther@suse.de>
24245 PR tree-optimization/35472
24246 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24247 whose single use_stmt has a overlapping set of loaded and
24248 stored symbols as that use_stmt might be a noop assignment then.
24250 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24252 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24254 2008-03-05 Richard Guenther <rguenther@suse.de>
24257 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24258 should be constants.
24259 * tree-cfg.c (verify_expr): Verify it.
24260 * fold-const.c (fold_truthop): Remove code generating
24261 BIT_FIELD_REFs of structure bases.
24262 (fold_binary): Likewise.
24263 (fold_ternary): Position and size of BIT_FIELD_REFs are
24264 always host integers.
24265 (make_bit_field_ref): Remove.
24266 (optimize_bit_field_compare): Remove.
24267 (all_ones_mask_p): Remove.
24269 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24272 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24273 (split_block_and_df_analyze): New. Split basic block and rebuild
24275 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24277 (split_pattern_seq): Likewise.
24278 (erase_matching_seqs): Likewise.
24279 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24281 2008-03-04 Geoff Keating <geoffk@apple.com>
24283 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24284 declaration and code.
24285 (tree_invalid_nonnegative_warnv_p): Likewise.
24287 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24289 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24290 examples. Truncate option-names then causing overfull hbox.
24292 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24295 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24297 * configure: Rebuilt.
24299 2008-03-04 Rafael Espíndola <espindola@google.com>
24301 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24302 (tree_unary_nonnegative_warnv_p): New.
24303 (tree_binary_nonnegative_warnv_p): New.
24304 (tree_single_nonnegative_warnv_p): New.
24305 (tree_invalid_nonnegative_warnv_p): New.
24306 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24308 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24311 * opts.c (handle_option): Postpone 'unknown option' errors only for
24314 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24317 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24320 2008-03-04 Rafael Espíndola <espindola@google.com>
24322 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24323 (tree_binary_nonzero_warnv_p): New.
24324 (tree_single_nonzero_warnv_p): New.
24325 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24327 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24329 PR middle-end/35456
24330 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24331 transformations for modes that have signed zeros.
24332 * ifcvt.c (noce_try_abs): Ditto.
24334 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24336 * config/i386/i386.c (override_options): Force
24337 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24339 2008-03-04 Jan Hubicka <jh@suse.cz>
24342 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24345 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24347 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24348 label to probe the stack.
24350 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24352 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24353 (__gthr_win32_mutex_destroy): Declare.
24354 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24355 __gthr_win32_mutex_destroy.
24356 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24358 2008-03-03 Jan Hubicka <jh@suse.cz>
24361 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24362 aggressive on inlining cold calls.
24364 2008-03-03 Richard Guenther <rguenther@suse.de>
24366 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24367 struct copies into the expression table.
24368 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24369 (try_to_simplify): Likewise.
24370 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24371 integral and pointer arguments which do not change the
24372 precision to NOP_EXPRs.
24373 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24374 VIEW_CONVERT_EXPR case.
24376 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24378 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24379 defined in a loop at depth 0 is invariant.
24380 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24381 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24382 be called at loop depth 0.
24384 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24387 * gcc.c (process_command): Update copyright notice dates.
24388 * gcov.c (print_version): Likewise.
24389 * gcov-dump.c (print_version): Likewise.
24390 * mips-tfile.c (main): Likewise.
24391 * mips-tdump.c (main): Likewise.
24393 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24396 * c-common.c (flag_permissive): Delete.
24397 (constant_expression_warnings): Check flags first.
24398 (constant_expression_error): New.
24399 * c-common.h (flag_permissive): Delete.
24400 (constant_expression_error): Declare.
24401 * flags.h (flag_permissive): Declare. Update description.
24402 * diagnostic.c (pedwarn): Update.
24404 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24405 (permissive_error_kind): New.
24406 * toplev.c (flag_permissive): Define. Update description.
24407 * toplev.h (permissive_error_kind): Declare.
24408 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24409 (pedwarn_c90): Use pedantic_warning_kind.
24410 * c-opts.c (c_common_post_options): flag_permissive does not affect
24411 flag_pedantic_errors.
24413 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24415 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24416 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24417 __absvsi2, __absvDI2): Use unsigned arithmetic.
24419 2008-03-02 Andi Kleen <ak@suse.de>
24420 Richard Guenther <rguenther@suse.de>
24422 * struct-equiv.c: Remove file.
24423 * cfg_cleanup.c (condjump_equiv_p): Remove.
24424 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24425 (struct-equiv.o): Remove rule.
24426 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24427 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24428 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24430 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24432 * ifcvt.c (noce_process_if_block): Try to handle only the then
24433 block if the else block exists but isn't suitable.
24435 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24438 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24439 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24440 regression from previous patch.
24442 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24445 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24447 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24448 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24449 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24450 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24451 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24452 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24453 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24454 (__gthread_mutex_destroy_function): Rename to
24455 __gthread_mutex_destroy.
24456 * gthr-dce.h (__gthread_mutex_destroy): Call
24457 pthread_mutex_destroy.
24458 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24459 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24460 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24462 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24464 * df-scan.c (df_ref_chain_change_bb): Simplify.
24465 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24466 set_block_for_insn if there's any change.
24467 * df.h ((df_insn_change_bb): Fix prototype.
24468 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24469 df_insn_change_bb, don't call set_block_for_insn.
24470 * emit-rtl.c (reorder_insns): Likewise.
24471 * haifa-sched.c (move_insn): Likewise.
24473 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24475 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24477 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24479 * tree-flow-inline.h (next_readonly_imm_use): Return
24480 NULL_USE_OPERAND_P after the end.
24482 2008-03-01 Richard Guenther <rguenther@suse.de>
24484 PR tree-optimization/35411
24485 * tree-sra.c (sra_build_assignment): Split conversion to
24486 final type to a separate statement if we are not assigning
24489 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24491 * fold-const.c (fold_convertible_p): Correct the logic to follow
24492 that in fold_convert().
24494 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24497 * tree-inline.c (build_duplicate_type): When we make a
24498 duplicate type, make it unique in the canonical types system.
24500 2008-02-29 Tom Tromey <tromey@redhat.com>
24502 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24503 input_file_stack_history, input_file_stack_restored): Remove.
24504 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24505 * input.h (struct file_stack): Remove.
24506 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24507 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24509 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24511 (diagnostic_last_module_changed): Add 'map' argument.
24512 (diagnostic_set_last_function): Likewise.
24513 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24514 line map, not input_file_stack.
24515 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24517 2008-02-29 Paul Brook <paul@codesourcery.com>
24519 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24521 2008-02-29 Paul Brook <paul@codesourcery.com>
24523 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24525 2008-02-29 Richard Guenther <rguenther@suse.de>
24527 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24529 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24530 value for comparing for a store match.
24531 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24532 (try_to_simplify): Do not do a full-blown reference lookup.
24534 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24536 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24537 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24539 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24541 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24543 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24544 strides against cache sizes.
24546 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24548 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24551 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24553 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24554 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24555 is smaller than the original promoted value.
24556 (simplify_subreg): If OP is a SUBREG, try to preserve its
24557 SUBREG_PROMOTED_VAR_P information.
24559 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24561 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24562 (VN_INFO_GET): Allocate new objects on the obstack.
24563 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24564 for rpo_numbers_temp, for consistency.
24565 (free_scc_vn): Free the obstack.
24567 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24569 * doc/invoke.texi: Document -ftree-loop-distribution.
24570 * tree-loop-distribution.c: New.
24571 * tree-pass.h (pass_loop_distribution): New.
24572 * graphds.h (struct graph): Add htab_t indices.
24573 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24574 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24575 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24576 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24577 * tree-data-ref.c (debug_data_dependence_relations): New.
24578 (dump_data_dependence_relation): Also print data references.
24579 (free_data_ref): Extern.
24580 (same_access_functions): Moved...
24581 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24582 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24583 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24584 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24585 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24586 (stmts_from_loop): Skip LABEL_EXPR.
24587 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24589 (build_rdg): Initialize rdg->indices htab.
24590 (free_rdg, stores_from_loop, ref_base_address,
24591 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24592 have_similar_memory_accesses_1, ref_base_address_1,
24593 remove_similar_memory_refs): New.
24594 * tree-data-ref.h: Depend on tree-chrec.h.
24595 (debug_data_dependence_relations, free_data_ref): Declared.
24596 (same_access_functions): ... here.
24597 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24599 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24600 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24601 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24602 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24603 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24604 rdg_vertex_for_stmt): Declared.
24605 (struct rdg_edge): Add level.
24607 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24608 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24610 (rdg_has_similar_memory_accesses): New.
24611 * tree-vect-analyze.c: Remove unused static decls.
24612 * lambda.h (dependence_level): New.
24613 * common.opt (ftree-loop-distribution): New.
24614 * tree-flow.h (mark_virtual_ops_in_bb,
24615 slpeel_tree_duplicate_loop_to_edge_cfg,
24616 rename_variables_in_loop): Declared.
24617 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24618 (OBJS-common): Add tree-loop-distribution.o.
24619 (tree-loop-distribution.o): New rule.
24620 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24621 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24622 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24624 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24627 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24628 other than structures and unions.
24630 2008-02-28 Richard Guenther <rguenther@suse.de>
24633 2008-02-26 Richard Guenther <rguenther@suse.de>
24635 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24636 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24637 (lookup_decl_from_uid): Declare.
24638 (remove_decl_from_map): Likewise.
24639 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24640 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24641 (decl_for_uid_map): New global hashtable mapping DECL_UID
24643 (init_ttree): Allocate it.
24644 (insert_decl_to_uid_decl_map): New helper function.
24645 (make_node_stat): Insert new decls into the map.
24646 (copy_node_stat): Likewise.
24647 (lookup_decl_from_uid): New function.
24648 (remove_decl_from_map): Likewise.
24649 (print_decl_for_uid_map_statistics): New helper.
24650 (dump_tree_statistics): Call it.
24652 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24653 (referenced_var_iterator): Adjust.
24654 (FOR_EACH_REFERENCED_VAR): Adjust.
24655 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24656 (num_referenced_vars): Adjust.
24657 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24658 (first_referenced_var): Remove.
24659 (end_referenced_vars_p): Likewise.
24660 (next_referenced_var): Likewise.
24661 (referenced_var_iterator_set): New helper function.
24662 * tree-dfa.c (referenced_var_lookup): Adjust.
24663 (referenced_var_check_and_insert): Likewise.
24664 (remove_referenced_var): Likewise.
24665 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24666 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24667 (verify_call_clobbering): Likewise.
24668 (verify_memory_partitions): Likewise.
24669 (init_tree_ssa): Allocate bitmap instead of hashtable for
24671 (delete_tree_ssa): Adjust.
24672 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24673 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24674 (compute_tag_properties): Likewise.
24675 (set_initial_properties): Likewise.
24676 (find_partition_for): Likewise.
24677 (update_reference_counts): Likewise.
24678 (dump_may_aliases_for): Likewise.
24679 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24680 (add_call_clobber_ops): Likewise.
24681 (add_call_read_ops): Likewise.
24682 (get_asm_expr_operands): Likewise.
24683 * tree-into-ssa.c (dump_decl_set): Likewise.
24684 (update_ssa): Likewise.
24685 * tree-sra.c (scan_function): Likewise.
24686 (decide_instantiations): Likewise.
24687 (scalarize_parms): Likewise.
24688 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24689 (dsa_named_for): Likewise.
24690 * tree-ssa-structalias.c (update_alias_info): Likewise.
24691 (merge_smts_into): Likewise.
24693 2008-02-27 David Daney <ddaney@avtrex.com>
24696 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24697 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24698 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24699 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24700 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24702 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24705 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24706 (BUILT_IN_NEXTTOWARD): Remove.
24707 (BUILT_IN_NEXTTOWARDF): Ditto.
24708 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24709 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24711 2008-02-27 Tom Tromey <tromey@redhat.com>
24713 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24714 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24716 2008-02-27 Jan Beulich <jbeulich@novell.com>
24718 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24719 update the respective field on newdecl.
24721 2008-02-27 Revital Eres <eres@il.ibm.com>
24723 PR rtl-optimization/34999
24724 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24725 crossing edges that ends with a call insn.
24726 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24727 call insn and clear the EDGE_CROSSING flag of the crossing edge
24728 when fixing fallthru edges.
24730 2008-02-27 Richard Guenther <rguenther@suse.de>
24732 PR middle-end/35390
24733 * fold-const.c (fold_unary): Return the correct argument,
24734 converted to the result type.
24736 2008-02-27 Richard Guenther <rguenther@suse.de>
24738 PR middle-end/34971
24739 * expr.c (expand_expr_real_1): Assert on rotates that operate
24741 * fold-const.c (fold_binary): Use the types precision, not the
24742 bitsize of the mode if folding rotate expressions. Build rotates
24743 only for full modes.
24745 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24747 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24748 and CPP_PRAGMA_EOL.
24749 * c-pragma.c (pragma_ns_name): New typedef.
24750 (registered_pp_pragmas): New variable.
24751 (c_pp_lookup_pragma): New function.
24752 (c_register_pragma_1): If flag_preprocess_only, do nothing
24753 for non-expanded pragmas, for expanded ones push pragma's
24754 namespace and name into registered_pp_pragmas vector.
24755 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24756 flag_preprocess_only, don't register GCC pch_preprocess
24757 pragma if flag_preprocess_only.
24758 * c-opts.c (c_common_init): Call init_pragma even if
24759 flag_preprocess_only.
24760 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24761 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24762 cpp_register_pragma if flag_preprocess_only.
24764 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24767 * c-parser.c (c_parser_translation_unit): Warn for empty
24768 translation unit, not empty source file.
24770 2008-02-26 Paul Brook <paul@codesourcery.com>
24772 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24773 operand for Thumb-2.
24774 * config/arm/arm.h (reg_class): Add CORE_REGS.
24775 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24776 (BASE_REG_CLASS): Use CORE_REGS.
24777 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24778 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24779 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24780 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24781 ARM_REGNO_OK_FOR_INDEX_P.
24782 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24783 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24784 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24785 (ldm/stm peepholes): Ditto.
24786 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24787 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24788 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24789 * config/arm/constraints.md: Enable "k" constraint on ARM.
24791 2008-02-27 Ben Elliston <bje@au.ibm.com>
24793 * config/rs6000/rs6000.c: Annotate cache line size field in all
24794 instances of struct processor_costs.
24796 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24798 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24799 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24800 jump_bypass): New counters.
24801 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24802 * dce.c (gate_ud_dce): Same.
24803 (gate_fast_dce): Same.
24804 * dse.c (gate_dse1): New function.
24805 (gate_dse2): New function.
24806 (gate_dse): Merge results of new gate functions.
24807 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24808 (gate_handle_jump_bypass): Add dbg_cnt.
24809 (gate_handle_gcse): Add dbg_cnt.
24810 * ifcvt.c (gate_handle_if_conversion): Same.
24811 (gate_handle_if_after_combine): Same.
24812 (gate_handle_if_after_reload): Same.
24813 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24815 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24817 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24819 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24821 2008-02-26 Jason Merrill <jason@redhat.com>
24824 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24825 alone if it's the naming decl for the type's main variant.
24827 2008-02-26 Tom Tromey <tromey@redhat.com>
24829 * system.h (USE_MAPPED_LOCATION): Poison.
24830 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24831 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24832 (make_goto_expr_edges): Likewise.
24833 (remove_bb): Likewise.
24834 (execute_warn_function_return): Likewise.
24835 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24837 * c-common.c (fname_decl): Remove old location code.
24838 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24840 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24842 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24843 (gen_rtx_ASM_INPUT): Likewise.
24844 (gen_rtx_ASM_INPUT_loc): Likewise.
24845 (get_rtx_asm_OPERANDS): Remove.
24846 * cfglayout.c (insn_locators_alloc): Remove old location code.
24847 (set_curr_insn_source_location): Likewise.
24848 (curr_insn_locator): Likewise.
24849 * print-tree.c (print_node): Remove old location code.
24850 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24851 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24852 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24853 location_from_locus.
24854 (construct_exit_block): Remove old location code.
24855 * emit-rtl.c (force_next_line_note): Remove old location code.
24856 * profile.c (branch_prob): Remove old location code.
24857 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24858 LOC_LINE): Remove old-location variants.
24859 * langhooks.c (lhd_print_error_function): Remove old location
24861 * configure, config.in: Rebuilt.
24862 * configure.ac (--enable-mapped-location): Remove.
24863 * c-decl.c (c_init_decl_processing): Remove old location code.
24864 (finish_function): Likewise.
24865 * recog.c (decode_asm_operands): Remove old location code.
24866 * c-pch.c (c_common_read_pch): Remove old location code.
24867 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24869 * gimple-low.c (lower_function_body): Remove old location code.
24870 * toplev.c (unknown_location): Remove.
24871 (push_srcloc): Remove old-location variant.
24872 (process_options): Remove old location code.
24873 (lang_dependent_init): Likewise.
24874 * input.h (UNKNOWN_LOCATION): Move definition.
24875 (location_t): Undeprecate.
24876 (source_locus): Remove.
24877 (location_from_locus): Remove.
24878 (struct location_s): Remove.
24879 Remove all old-location code.
24880 (input_line, input_filename): Remove.
24881 * final.c (final_scan_insn): Remove old location code.
24882 * diagnostic.c (diagnostic_build_prefix): Remove
24883 USE_MAPPED_LOCATION test.
24884 * tree.h (gimple_stmt) <locus>: Now a location_t.
24885 (tree_exp) <locus>: Likewise.
24886 (DECL_IS_BUILTIN): Remove old-location variant.
24887 (annotate_with_file_line, annotate_with_locus): Likewise.
24888 (expr_locus, set_expr_locus): Update.
24889 * tree.c (build1_stat): Remove old location code.
24890 (last_annotated_node): Remove.
24891 (annotate_with_file_line): Remove old-location variant.
24892 (annotate_with_locus): Likewise.
24893 (expr_location): Remove old location code.
24894 (set_expr_location): Likewise.
24895 (expr_has_location): Likewise.
24896 (expr_locus): Likewise.
24897 (set_expr_locus): Likewise.
24898 (expr_filename): Don't use location_from_locus.
24899 (expr_lineno): Likewise.
24900 * rtl-error.c (location_for_asm): Remove old location code.
24901 * c-lex.c (cb_line_change): Remove old location code.
24902 (fe_file_change): Likewise.
24903 (cb_def_pragma): Likewise.
24904 (c_lex_with_flags): Likewise.
24905 * gengtype.c (do_typedef): Don't special-case location types.
24906 (define_location_structures): Remove.
24907 (main): Don't call define_location_structures.
24908 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24911 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24914 * builtins.def (BUILT_IN_STDARG_START): Remove.
24915 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24916 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24917 * tree-inline.c (inline_forbidden_p_1): Likewise.
24919 2008-02-26 Richard Guenther <rguenther@suse.de>
24921 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24922 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24923 (lookup_decl_from_uid): Declare.
24924 (remove_decl_from_map): Likewise.
24925 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24926 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24927 (decl_for_uid_map): New global hashtable mapping DECL_UID
24929 (init_ttree): Allocate it.
24930 (insert_decl_to_uid_decl_map): New helper function.
24931 (make_node_stat): Insert new decls into the map.
24932 (copy_node_stat): Likewise.
24933 (lookup_decl_from_uid): New function.
24934 (remove_decl_from_map): Likewise.
24935 (print_decl_for_uid_map_statistics): New helper.
24936 (dump_tree_statistics): Call it.
24938 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24939 (referenced_var_iterator): Adjust.
24940 (FOR_EACH_REFERENCED_VAR): Adjust.
24941 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24942 (num_referenced_vars): Adjust.
24943 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24944 (first_referenced_var): Remove.
24945 (end_referenced_vars_p): Likewise.
24946 (next_referenced_var): Likewise.
24947 (referenced_var_iterator_set): New helper function.
24948 * tree-dfa.c (referenced_var_lookup): Adjust.
24949 (referenced_var_check_and_insert): Likewise.
24950 (remove_referenced_var): Likewise.
24951 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24952 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24953 (verify_call_clobbering): Likewise.
24954 (verify_memory_partitions): Likewise.
24955 (init_tree_ssa): Allocate bitmap instead of hashtable for
24957 (delete_tree_ssa): Adjust.
24958 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24959 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24960 (compute_tag_properties): Likewise.
24961 (set_initial_properties): Likewise.
24962 (find_partition_for): Likewise.
24963 (update_reference_counts): Likewise.
24964 (dump_may_aliases_for): Likewise.
24965 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24966 (add_call_clobber_ops): Likewise.
24967 (add_call_read_ops): Likewise.
24968 (get_asm_expr_operands): Likewise.
24969 * tree-into-ssa.c (dump_decl_set): Likewise.
24970 (update_ssa): Likewise.
24971 * tree-sra.c (scan_function): Likewise.
24972 (decide_instantiations): Likewise.
24973 (scalarize_parms): Likewise.
24974 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24975 (dsa_named_for): Likewise.
24976 * tree-ssa-structalias.c (update_alias_info): Likewise.
24977 (merge_smts_into): Likewise.
24979 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24982 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
24983 * c-opts.c (c_common_handle_option): Wall enables
24984 Wvolatile-register-var.
24985 * common.opt: Move Wvolatile-register-var to...
24988 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24990 * common.opt (Wlarger-than=): New.
24991 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
24993 * opts.c (common_handle_option): Handle -Wlarger-than=.
24994 * optc-gen.awk: Likewise.
24995 * opth-gen.awk: Likewise.
24996 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
24997 * tree-optimize.c (tree_rest_of_compilation): Likewise.
24999 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25001 * c-common.c (match_case_to_enum_1): Add appropriate
25002 OPT_W* parameter to warning.
25003 (c_do_switch_warnings): Likewise.
25004 * c-typeck.c (warning_init): Add one more parameter following
25005 'warning' function.
25006 (push_init_level): Update call to warning_init.
25007 (pop_init_level): Likewise.
25008 (add_pending_init): Likewise.
25009 (output_init_element: Likewise.
25011 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25014 * toplev.c (toplev_main): If there are warnings or error, print
25015 errors for ignored options.
25016 * opts.c (ignored_options): New static variable.
25017 (postpone_unknown_option_error): New.
25018 (print_ignored_options): New.
25019 (handle_option): Postpone errors for unknown -Wno-* options.
25020 * opts.h (print_ignored_options): Declare.
25022 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25024 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25027 2008-02-25 Richard Guenther <rguenther@suse.de>
25030 2008-02-25 Richard Guenther <rguenther@suse.de>
25032 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25033 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25034 (lookup_decl_from_uid): Declare.
25035 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25036 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25037 (decl_for_uid_map): New global hashtable mapping DECL_UID
25039 (init_ttree): Allocate it.
25040 (insert_decl_to_uid_decl_map): New helper function.
25041 (make_node_stat): Insert new decls into the map.
25042 (copy_node_stat): Likewise.
25043 (lookup_decl_from_uid): New function.
25044 (print_decl_for_uid_map_statistics): New helper.
25045 (dump_tree_statistics): Call it.
25047 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25048 (referenced_var_iterator): Adjust.
25049 (FOR_EACH_REFERENCED_VAR): Adjust.
25050 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25051 (num_referenced_vars): Adjust.
25052 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25053 (first_referenced_var): Remove.
25054 (end_referenced_vars_p): Likewise.
25055 (next_referenced_var): Likewise.
25056 (referenced_var_iterator_set): New helper function.
25057 * tree-dfa.c (referenced_var_lookup): Adjust.
25058 (referenced_var_check_and_insert): Likewise.
25059 (remove_referenced_var): Likewise.
25060 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25061 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25062 (verify_call_clobbering): Likewise.
25063 (verify_memory_partitions): Likewise.
25064 (init_tree_ssa): Allocate bitmap instead of hashtable for
25066 (delete_tree_ssa): Adjust.
25067 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25068 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25069 (compute_tag_properties): Likewise.
25070 (set_initial_properties): Likewise.
25071 (find_partition_for): Likewise.
25072 (update_reference_counts): Likewise.
25073 (dump_may_aliases_for): Likewise.
25074 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25075 (add_call_clobber_ops): Likewise.
25076 (add_call_read_ops): Likewise.
25077 (get_asm_expr_operands): Likewise.
25078 * tree-into-ssa.c (dump_decl_set): Likewise.
25079 (update_ssa): Likewise.
25080 * tree-sra.c (scan_function): Likewise.
25081 (decide_instantiations): Likewise.
25082 (scalarize_parms): Likewise.
25083 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25084 (dsa_named_for): Likewise.
25085 * tree-ssa-structalias.c (update_alias_info): Likewise.
25086 (merge_smts_into): Likewise.
25088 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25091 * doc/invoke.texi (-fcx-limited-range): Document new option.
25092 * toplev.c (process_options): Handle -fcx-fortran-rules.
25093 * common.opt: Add documentation for -fcx-fortran-rules.
25095 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25098 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25099 actual behaviour and C99.
25101 2008-02-26 Ben Elliston <bje@au.ibm.com>
25103 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25104 (ASM_CPU_POWER6_SPEC): Likewise.
25105 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25106 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25107 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25109 2008-02-25 Richard Guenther <rguenther@suse.de>
25111 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25112 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25113 (lookup_decl_from_uid): Declare.
25114 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25115 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25116 (decl_for_uid_map): New global hashtable mapping DECL_UID
25118 (init_ttree): Allocate it.
25119 (insert_decl_to_uid_decl_map): New helper function.
25120 (make_node_stat): Insert new decls into the map.
25121 (copy_node_stat): Likewise.
25122 (lookup_decl_from_uid): New function.
25123 (print_decl_for_uid_map_statistics): New helper.
25124 (dump_tree_statistics): Call it.
25126 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25127 (referenced_var_iterator): Adjust.
25128 (FOR_EACH_REFERENCED_VAR): Adjust.
25129 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25130 (num_referenced_vars): Adjust.
25131 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25132 (first_referenced_var): Remove.
25133 (end_referenced_vars_p): Likewise.
25134 (next_referenced_var): Likewise.
25135 (referenced_var_iterator_set): New helper function.
25136 * tree-dfa.c (referenced_var_lookup): Adjust.
25137 (referenced_var_check_and_insert): Likewise.
25138 (remove_referenced_var): Likewise.
25139 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25140 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25141 (verify_call_clobbering): Likewise.
25142 (verify_memory_partitions): Likewise.
25143 (init_tree_ssa): Allocate bitmap instead of hashtable for
25145 (delete_tree_ssa): Adjust.
25146 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25147 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25148 (compute_tag_properties): Likewise.
25149 (set_initial_properties): Likewise.
25150 (find_partition_for): Likewise.
25151 (update_reference_counts): Likewise.
25152 (dump_may_aliases_for): Likewise.
25153 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25154 (add_call_clobber_ops): Likewise.
25155 (add_call_read_ops): Likewise.
25156 (get_asm_expr_operands): Likewise.
25157 * tree-into-ssa.c (dump_decl_set): Likewise.
25158 (update_ssa): Likewise.
25159 * tree-sra.c (scan_function): Likewise.
25160 (decide_instantiations): Likewise.
25161 (scalarize_parms): Likewise.
25162 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25163 (dsa_named_for): Likewise.
25164 * tree-ssa-structalias.c (update_alias_info): Likewise.
25165 (merge_smts_into): Likewise.
25167 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25170 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25171 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25172 * alias.h (nonoverlapping_memrefs_p): Likewise.
25174 2008-02-25 Jan Beulich <jbeulich@novell.com>
25176 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25177 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25178 __emultls_get_address, __emultls_register_common,
25179 __floatundi?f, and _Unwind_GetIPInfo.
25180 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25181 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25182 (gen_regparm_prefix): Likewise.
25183 (i386_nlm_encode_section_info): Sync with
25184 config/i386/winnt.c:i386_pe_encode_section_info().
25185 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25186 i386_nlm_mangle_decl_assembler_name): New.
25187 (netware_override_options): New.
25188 * config/i386/netware.h (netware_override_options): Declare.
25189 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25190 (i386_nlm_mangle_decl_assembler_name): Declare.
25191 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25193 2008-02-25 Ben Elliston <bje@au.ibm.com>
25196 * c-decl.c (grokdeclarator): Remove unused local variables
25197 `typedef_type' and `type_as_written'.
25199 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25200 unused local variable `has_hot_blocks'.
25201 (fix_crossing_conditional_branches): Remove unused local variable
25204 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25206 PR middle-end/19984
25207 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25208 using DEF_C99_BUILTIN.
25209 (BUILT_IN_NANF): Ditto.
25210 (BUILT_IN_NANL): Ditto.
25212 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25213 Revital Eres <eres@il.ibm.com>
25215 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25216 regarding the order of two dependent insns in the same row.
25218 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25220 * stor-layout.c (layout_decl): Do not bump the alignment of a
25221 bit-field to more than byte alignment if it is packed.
25223 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25225 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25228 2008-02-24 Diego Novillo <dnovillo@google.com>
25230 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25233 * tree-vrp.c (vrp_evaluate_conditional): With
25234 -Wtype-limits, emit a warning when comparing against a
25235 constant outside the natural range of OP0's type.
25236 * c.opt (Wtype-limits): Move ...
25237 * common.opt (Wtype-limits): ... here.
25239 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25241 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25242 * config/rs6000/e300c2c3.md: New file.
25243 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25245 (rs6000_override_options): Add e300c2 and e300c3 cases to
25246 processor_target_table. Do not allow usage of Altivec or Spe
25247 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25248 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25249 * config/rs6000/rs6000.h (processor_type): Add
25250 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25251 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25252 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25253 and ppce300c3. Include e300c2c3.md.
25255 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25257 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25258 instead of TARGET_STRICT_ALIGN.
25260 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25262 * explow.c (memory_address): Assert that the generated address is
25265 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25268 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25269 * config/darwin-ppc-ldouble-patch.def: New file.
25270 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25271 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25272 SUBTARGET_INIT_BUILTINS if defined.
25273 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25276 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25279 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25280 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25282 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25285 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25286 file" warning condtional on -Winvalid-PCH.
25288 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25290 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25292 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25296 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25297 prevent reload from using MMX registers.
25298 (*mov<mode>_internal): Ditto.
25299 (*movv2sf_internal_rex64): Ditto.
25300 (*movv2sf_internal): Ditto.
25302 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25304 PR documentation/31569
25305 * doc/install.texi2html: Use makeinfo --no-number-sections.
25307 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25309 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25310 ensure that we can address an entire entity > 8 bytes. Don't
25311 generate reg+reg addressing for such data.
25313 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25315 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25316 strings when optimizing for size, unless the target cares about
25319 2008-02-22 Tom Tromey <tromey@redhat.com>
25321 * regclass.c (current_pass): Remove declaration.
25323 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25325 * config/avr/libgcc.S (__RAMPZ__): Define.
25326 (__do_copy_data): Add for devices with 128KB code memory.
25328 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25330 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25332 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25334 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25336 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25339 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25342 * c-typeck.c (build_binary_op): Warn about floating point
25343 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25345 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25348 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25349 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25351 (rs6000_override_options): Set altivec_abi as default, not override,
25352 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25353 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25354 is used; use new member spe_abi.
25355 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25356 spe_abi and altivec_abi.
25358 2008-02-22 Tomas Bily <tbily@suse.cz>
25360 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25362 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25365 * config.build (build_file_translate): Set to `CMD //c' only if
25367 * Makefile.in (build_file_translate): Improve comment.
25369 2008-02-21 Jan Hubicka <jh@suse.cz>
25371 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25372 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25373 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25375 2008-02-21 Michael Matz <matz@suse.de>
25378 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25380 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25382 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25383 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25384 as insn constraint.
25385 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25386 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25387 SSE_VEC_FLOAT_MODE_P as insn constraint.
25388 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25389 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25390 sse4a_movntdf using MODEF mode iterator.
25391 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25392 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25393 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25394 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25395 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25396 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25397 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25399 2008-02-21 Richard Guenther <rguenther@suse.de>
25401 * tree.def (PAREN_EXPR): New tree code.
25402 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25404 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25405 * expr.c (expand_expr_real_1): Likewise.
25406 * tree-inline.c (estimate_num_insns_1): Likewise.
25407 * tree-complex.c (expand_complex_move): Likewise.
25408 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25411 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25414 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25416 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25419 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25421 * config/sh/sh.c (find_barrier): Don't go past
25422 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25424 2008-02-20 DJ Delorie <dj@redhat.com>
25426 * config/h8300/h8300.md (insv): Force source operand to be a register.
25428 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25429 as a jump, not as a plain insn.
25431 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25433 * doc/invoke.texi (Warning Options): Add new option
25434 -Wframe-larger-than=.
25435 (-Wframe-larger-than): Document.
25437 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25438 Add declarations for new option variables.
25440 * final.c (final_start_function): Check the frame size
25441 before emission and issue a Wframe-larger-than warning.
25443 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25444 Add definitions for new option variables.
25445 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25447 * common.opt (Wframe-larger-than=): New option.
25449 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25451 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25452 (<sse>_div<mode>3): Ditto.
25453 (<sse>_vmdiv<mode>3): Ditto.
25454 (<sse>_vmsqrt<mode>2): Ditto.
25455 (*smax<mode>3): Ditto.
25456 (sse5_frcz<mode>2): Ditto.
25457 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25458 as insn constraint.
25460 2008-02-20 Richard Guenther <rguenther@suse.de>
25462 PR middle-end/35265
25463 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25464 be happy with INTEGRAL_TYPE_P.
25466 2008-02-20 Richard Guenther <rguenther@suse.de>
25468 * fold-const.c (split_tree): Associate floatig-point expressions
25469 if flag_associative_math is set.
25471 2008-02-20 Richard Guenther <rguenther@suse.de>
25473 * tree.h (fold_real_zero_addition_p): Declare.
25474 * fold-const.c (fold_real_zero_addition_p): Export.
25475 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25476 floating-point operations with zero and one.
25478 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25480 * doc/install.texi: Correct references to CFLAGS, replacing them
25481 with BOOT_CFLAGS. Document flags used during bootstrap for
25484 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25486 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25487 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25488 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25490 (smin<mode>3): Ditto from similar patterns.
25491 (smax<mode>3): Ditto.
25492 (*ieee_smin<mode>3): Ditto.
25493 (*ieee_smax<mode>3): Ditto.
25494 * config/i386/sse.md (sse): New mode attribute.
25495 (mov<mode>): Macroize expander from movv4sf and movv2df using
25496 SSEMODEF2P mode iterator.
25497 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25498 SSE_VEC_FLOAT_MODE_P as insn constraint.
25499 (storent<mode>): Ditto.
25500 (storent<mode>): Macroize expander from storentsf and storentdf using
25501 MODEF mode iterator.
25502 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25503 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25504 (abs<mode>2): Ditto from similar patterns.
25505 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25506 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25507 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25508 (<sse>_vmsqrt<mode>2): Ditto.
25509 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25510 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25511 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25512 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25513 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25514 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25515 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25517 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25518 iterator and SSE_FLOAT_MODE_P as insn constraint.
25519 (<sse>_ucomi): Ditto from similar patterns.
25520 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25521 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25522 SSE_VEC_FLOAT_MODE_P as insn constraint.
25523 (vcond<mode>): Ditto from similar patterns.
25524 (and<mode>3, *and<mode>3): Ditto.
25525 (<sse>_nand<mode>3): Ditto.
25526 (ior<mode>3, *ior<mode>3): Ditto.
25527 (xor<mode>3, *xor<mode>3): Ditto.
25528 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25529 iterator and SSE_FLOAT_MODE_P as insn constraint.
25530 (*nand<mode>3): Ditto from similar patterns.
25531 (*ior<mode>3): Ditto.
25532 (*xor<mode>3): Ditto.
25534 2008-02-20 Ira Rosen <irar@il.ibm.com>
25536 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25537 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25538 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25540 2008-02-19 Jan Hubicka <jh@suse.cz>
25542 * predict.c (tree_bb_level_predictions): Remove variable next
25543 mistakely introduced by previous commit.
25545 2008-02-19 Jan Hubicka <jh@suse.cz>
25547 * predict.c (predict_paths_leading_to): Rewrite.
25548 (predict_paths_for_bb): New.
25549 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25551 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25554 * Makefile.in (build_file_translate): New.
25555 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25556 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25557 * configure.ac (build_file_translate): Substitute it.
25558 * configure: Regenerate.
25560 2008-02-19 Jan Hubicka <jh@suse.cz>
25562 PR rtl-optimization/34408
25563 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25566 2008-02-19 Jan Hubicka <jh@suse.cz>
25568 PR middle-end/28779
25569 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25572 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25575 * config/i386/i386-modes.def: Revert the last DI alignment
25576 change until Ada people can look into it.
25578 2008-02-19 Nick Clifton <nickc@redhat.com>
25580 * opts.c (print_specific_help): Fix typo in --help text.
25582 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25585 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25586 32-bit inline asm without asm alternatives for host GCC < 3.0.
25588 2008-02-19 Richard Guenther <rguenther@suse.de>
25590 PR tree-optimization/34989
25591 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25592 Allow propagation to INDIRECT_REF if we can simplify only.
25594 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25596 * c-common.c (warn_for_collisions_1): Use appropriate option when
25599 2008-02-19 Nick Clifton <nickc@redhat.com>
25602 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25603 (handle_options): Fix indentation.
25604 (print_filtered_help): If no language-specific options were
25605 displayed tell the user how to list all the options supported by
25606 the language's front-end.
25607 (print_specific_help): Fix indentation and remove duplicate line.
25608 (common_handle_option): Handle the -v option.
25609 For --help enable the display of undocumented options if the -v
25610 switch has been included on the command line.
25611 For --help= check for overlaps in the arguments between the option
25612 classes and the language names and issue a warning when they
25613 cannot be disambiguated.
25614 * c.opt (v): Pass on to the common option handler.
25616 2008-02-19 Revital Eres <eres@il.ibm.com>
25618 * modulo-sched.c (sms_schedule): Change dump message when
25619 create_ddg function fails.
25620 (try_scheduling_node_in_cycle): Rename row to cycle.
25621 (print_partial_schedule): Rename CYCLE to ROW.
25623 2008-02-19 Christian Bruel <christian.bruel@st.com>
25624 Zdenek Dvorak <ook@ucw.cz>
25626 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25628 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25631 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25632 (*x86_movdicc_0_m1_se): Ditto.
25634 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25636 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25637 (CMPtype): Define as __gcc_CMPtype.
25638 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25639 (CMPtype): Define as __gcc_CMPtype.
25641 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25643 Support valgrind 3.3 for --enable-checking=valgrind.
25644 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25646 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25647 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25648 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25649 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25650 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25651 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25652 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25654 * ggc-zone.c: Similar.
25655 * ggc-page.c: Similar.
25657 2008-02-19 Paul Brook <paul@codesourcery.com>
25660 * config/arm/ieee754-df.S: Fix do_it typo.
25661 * config/arm/ieee754-sf.S: Fix do_it typo.
25663 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25666 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25667 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25668 (OPTION_MASK_ISA_SSE_SET): Likewise.
25669 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25670 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25671 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25672 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25673 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25674 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25675 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25676 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25677 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25678 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25679 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25680 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25681 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25682 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25683 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25684 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25685 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25686 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25687 (OPTION_MASK_ISA_SSE4): Removed.
25688 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25689 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25690 (override_options): Don't turn on implied SSE/MMX bits in
25693 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25695 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25698 2008-02-18 Joey Ye <joey.ye@intel.com>
25700 PR middle-end/34921
25701 * tree-nested.c (insert_field_into_struct): Set type alignment
25702 to field alignment if the former is less than the latter.
25704 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25706 * BASE-VER: Set to 4.4.0.
25708 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25710 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25711 * doc/cfg.texi: Likewise.
25712 * doc/extend.texi: Likewise.
25713 * doc/gty.texi: Likewise.
25714 * doc/invoke.texi: Likewise.
25715 * doc/loop.texi: Likewise.
25716 * doc/md.texi: Likewise.
25717 * doc/passes.texi: Likewise.
25718 * doc/rtl.texi: Likewise.
25719 * doc/sourcebuild.texi: Likewise.
25720 * doc/tm.texi: Likewise.
25721 * doc/tree-ssa.texi: Likewise.
25723 2008-02-17 Richard Guenther <rguenther@suse.de>
25725 PR middle-end/35227
25726 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25727 without default definition.
25729 2008-02-17 Richard Guenther <rguenther@suse.de>
25731 PR tree-optimization/35231
25732 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25735 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25738 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25739 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25740 libgcc_cmp_return mode.
25742 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25745 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25747 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25749 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25752 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25754 * doc/c-tree.texi: Use `@.' where appropriate.
25755 * doc/extend.texi: Likewise.
25756 * doc/install.texi: Likewise.
25757 * doc/invoke.texi: Likewise.
25758 * doc/loop.texi: Likewise.
25759 * doc/makefile.texi: Likewise.
25760 * doc/md.texi: Likewise.
25761 * doc/passes.texi: Likewise.
25762 * doc/standards.texi: Likewise.
25763 * doc/tm.texi: Likewise.
25765 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25767 PR middle-end/35196
25768 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25770 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25771 rather than in entry_bb.
25773 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25775 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25776 libgcc_cmp_return mode.
25778 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25780 PR middle-end/35130
25781 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25782 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25784 2008-02-15 Richard Guenther <rguenther@suse.de>
25785 Zdenek Dvorak <ook@ucw.cz>
25787 PR tree-optimization/35164
25788 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25789 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25790 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25791 Only propagate addresses which do not have abnormal SSA_NAMEs
25794 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25797 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25799 2008-02-15 Jan Hubicka <jh@suse.cz>
25801 PR middle-end/35149
25802 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25804 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25806 PR middle-end/34621
25807 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25808 when calculating alignment_pad.
25810 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25812 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25813 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25814 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25815 and STACK_BOUNDARY define.
25817 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25819 PR preprocessor/35061
25820 * c-pragma.c (handle_pragma_pop_macro): Check that
25821 pushed_macro_table has been allocated.
25823 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25825 PR middle-end/35136
25826 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25827 (force_gimple_operand): Likewise.
25828 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25829 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25830 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25831 (find_interesting_uses_address): Check addressability and alignment
25832 of the base expression only after substituting bases of IVs into it.
25834 2008-02-14 Michael Matz <matz@suse.de>
25837 * function.c (instantiate_virtual_regs_in_insn): Reload address
25838 before falling back to reloading the whole operand.
25840 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25842 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25843 before the first section switch note.
25845 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25847 * doc/bugreport.texi: Update copyright years.
25848 * doc/c-tree.texi: Likewise.
25849 * doc/cfg.texi: Likewise.
25850 * doc/cpp.texi: Likewise.
25851 * doc/cppinternals.texi: Likewise.
25852 * doc/fragments.texi: Likewise.
25853 * doc/frontends.texi: Likewise.
25854 * doc/gcc.texi: Likewise.
25855 * doc/gty.texi: Likewise.
25856 * doc/hostconfig.texi: Likewise.
25857 * doc/implement-c.texi: Likewise.
25858 * doc/libgcc.texi: Likewise.
25859 * doc/loop.texi: Likewise.
25860 * doc/makefile.texi: Likewise.
25861 * doc/options.texi: Likewise.
25862 * doc/passes.texi: Likewise.
25863 * doc/rtl.texi: Likewise.
25864 * doc/sourcebuild.texi: Likewise.
25865 * doc/standards.texi: Likewise.
25866 * doc/tree-ssa.texi: Likewise.
25867 * doc/trouble.texi: Likewise.
25869 * doc/extend.texi: Use @: or add comma where appropriate.
25870 * doc/invoke.texi: Likewise.
25871 * doc/tm.texi: Likewise.
25873 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25876 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25879 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25881 * doc/md.texi (clz, ctz): Add reference.
25882 * doc/rtl.texi (clz, ctz): Likewise.
25884 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25887 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25890 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25892 * config/s390/s390.c (struct constant_pool): New field
25893 emit_pool_after added.
25894 (s390_mainpool_start): Set the emit_pool_after flag according
25895 to the section switch notes.
25896 (s390_mainpool_finish): Consider emit_pool_after when emitting
25897 the literal pool at the end of the function.
25898 (s390_chunkify_start): Force literal pool splits at section
25901 2008-02-13 Michael Matz <matz@suse.de>
25904 * var-tracking.c (clobber_variable_part): Correctly traverse the
25907 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25910 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25911 Add -fdump-ipa-inline.
25912 * tree-dump.c (dump_files): Remove tree-inlined dump.
25913 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25915 2008-02-12 Richard Guenther <rguenther@suse.de>
25917 PR tree-optimization/35171
25918 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25921 2008-02-12 Richard Guenther <rguenther@suse.de>
25923 PR middle-end/35163
25924 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25925 value-preserving mode. Disallow final truncation.
25927 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25929 PR middle-end/35136
25930 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25931 code from here to...
25932 (force_gimple_operand): ...here.
25934 2008-02-12 Jakub Jelinek <jakub@redhat.com>
25937 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
25938 non-compatible pointers.
25939 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
25940 different FIELD_DECLs, try harder by comparing field offsets, sizes
25943 PR inline-asm/35160
25944 * function.c (match_asm_constraints_1): Don't replace the same input
25947 2008-02-12 Anatoly Sokolov <aesok@post.ru>
25949 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
25950 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
25951 (expand_epilogue): Restore RAMPZ register.
25952 * config/avr/avr.md (RAMPZ_ADDR): New constant.
25954 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
25956 * config/i386/cygwin.asm: (__alloca): Correct calling
25957 convention and alignment.
25958 (__chkstk): Force 8 byte stack alignment.
25960 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
25961 Richard Guenther <rguenther@suse.de>
25963 PR tree-optimization/33992
25964 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
25965 the zero we compare against.
25967 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
25969 PR libfortran/35063
25970 * gthr-win32.h (__gthread_mutex_destroy_function): New function
25971 to CloseHandle after unlocking to prevent accumulation of handle
25974 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25976 PR middle_end/34150
25977 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
25978 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
25979 and update LABEL_NUSES during and after reload.
25981 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
25983 PR middle-end/34627
25984 * combine.c (simplify_if_then_else): Make sure the comparison is
25985 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
25987 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
25990 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
25991 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
25992 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
25993 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
25994 * tree.h (get_type_static_bounds): Likewise.
25996 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25998 * doc/invoke.texi (Option Summary, C++ Dialect Options)
25999 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26000 Make -Wfoo language annotations match what the compiler outputs.
26002 2008-02-08 Sa Liu <saliu@de.ibm.com>
26004 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26005 intrinsics spu_convts, spu_convtu, spu_convtf.
26007 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26009 * doc/extend.texi (Function Attributes) <noinline>: Mention
26010 asm ("") as method to keep calls.
26012 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26015 * doc/options.texi (Options): Replace references to opts.sh with
26017 * opts-common.c: Likewise.
26018 * optc-gen.awk: Likewise.
26020 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26022 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26024 2008-02-07 Richard Henderson <rth@redhat.com>
26027 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26028 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26031 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26033 PR tree-optimization/35085
26034 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26035 for operand entry oe2 in addition to operand entry oe3 in order to
26036 expose more opportunities for vectorizer sum reduction.
26038 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26041 * Makefile.in (LIBS): Remove $(GMPLIBS).
26042 (cc1-dummy, cc1): Add $(GMPLIBS).
26044 2008-02-06 Jan Hubicka <jh@suse.cz>
26047 * i386.md (moddf_integer): Do not produce partial memory stalls for
26048 targets where it hurts.
26050 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26053 * optabs.c (expand_float): Do not check for decimal modes when
26054 expanding unsigned integer through signed conversion.
26056 2008-02-06 Nick Clifton <nickc@redhat.com>
26058 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26059 inside the clobber with a match_operand and duplicated operand
26060 number in the constraint.
26061 (ineqbranchsi): Delete redundant comment.
26063 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26065 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26066 builtin_define ("__USE_INIT_FINI__").
26067 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26069 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26071 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26073 PR documentation/30330
26074 * doc/invoke.texi (C++ Dialect Options)
26075 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26076 For each warning option -Wfoo that allows -Wno-foo, ensure both
26077 -Wfoo and -Wno-foo are listed in the option index. Fix index
26078 entry of -Wswitch-default, index -Wnormalized= including the
26079 `=', and -Wlarger-than-@var{len} including @var{len}.
26081 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26083 * config/i386/i386.md (floatunssisf2): Use
26084 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26085 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26086 Macroize expander using MODEF mode iterator.
26088 2008-02-05 Diego Novillo <dnovillo@google.com>
26090 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26093 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26095 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26098 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26100 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26103 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26104 to indicate if a message should be generated.
26105 (init_cumulative_args): Updated.
26106 (function_value_32): Likewise.
26108 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26110 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26112 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26115 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26116 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26118 2008-02-04 Diego Novillo <dnovillo@google.com>
26120 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26123 * tree-vrp.c (vrp_evaluate_conditional): With
26124 -Wtype-limits, emit a warning when comparing against a
26125 constant outside the natural range of OP0's type.
26127 2008-02-04 Richard Guenther <rguenther@suse.de>
26129 PR middle-end/33631
26130 * expr.c (count_type_elements): Give for unions instead of
26133 2008-02-04 Richard Guenther <rguenther@suse.de>
26135 PR middle-end/35043
26136 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26137 to TYPE_DOMAINs base type instead of using bitsizetype here.
26139 2008-02-03 Jason Merrill <jason@redhat.com>
26141 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26143 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26146 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26147 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26148 (RS/6000 and PowerPC Options): Fix typos and markup.
26149 * doc/passes.texi (Tree-SSA passes): Likewise.
26151 2008-02-02 Michael Matz <matz@suse.de>
26154 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26155 from record_last_reg_set_info.
26156 (record_last_reg_set_info): Take an RTX argument, iterate over all
26157 constituent hardregs.
26158 (record_last_set_info, record_opr_changes): Change calls to
26159 new signature or to record_last_reg_set_info_regno.
26161 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26163 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26165 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26167 PR rtl-optimization/34773
26168 * reg-notes.def (EQUAL): Mention significance of combination of
26169 REG_EQUAL and REG_RETVAL.
26170 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26171 insn that has a REG_RETVAL.
26173 2008-02-01 Roger Sayle <roger@eyesopen.com>
26176 * configure.ac (--enable-fixed-point): Disable unless explicitly
26178 * configure: Regenerate.
26180 2008-02-01 Richard Guenther <rguenther@suse.de>
26183 * invoke.texi (-finline-limit): Remove no longer true parts
26184 of the documentation. Note that there is no default value.
26186 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26187 Mark Mitchell <mark@codesourcery.com>
26188 Ben Elliston <bje@au.ibm.com>
26191 * doc/extend.texi (Other Builtins): Document.
26193 2008-01-31 Tom Browder <tom.browder@gmail.com>
26195 * doc/c-tree.texi (Types): Fix grammar.
26196 (Expression trees): Ditto.
26197 * doc/passes.texi (Tree-SSA passes): Ditto.
26199 * doc/configterms.texi (Configure Terms): Fix typo.
26200 * doc/cpp.texi (Common Predefined Macros): Ditto.
26201 * doc/md.texi (Machine Constraints): Ditto.
26203 * doc/makefile.texi (Makefile): Add comma.
26205 2008-01-31 Tom Browder <tom.browder@gmail.com>
26206 Gerald Pfeifer <gerald@pfeifer.com>
26208 * doc/sourcebuild.texi (Front End): Remove references to CVS
26209 and CVSROOT/modules.
26210 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26211 (Back End): Remove reference to CVS.
26213 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26216 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26218 (mips16_gp_pseudo_reg): ...here.
26219 * config/mips/mips.md (load_const_gp): Replace with...
26220 (load_const_gp_<mode>): ...this :P-based insn.
26222 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26224 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26225 options. Minor fixes.
26226 (-std): Move reference to standards closer to where language
26227 standards are first mentioned.
26229 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26231 PR rtl-optimization/34995
26232 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26233 parameter and return a bool. If the rtx parameter is nonnull,
26234 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26235 (find_reloads): Update call accordingly. Pass the new operand
26236 if it needed no address reloads, otherwise pass null.
26238 2008-01-30 Richard Henderson <rth@redhat.com>
26241 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26242 for unbounded arrays.
26244 2008-01-30 Silvius Rus <rus@google.com>
26246 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26248 2008-01-30 Jan Hubicka <jh@suse.cz>
26251 * i386.c (init_cumulative_args): Use real function declaration when
26254 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26256 PR rtl-optimization/34998
26257 * global.c (build_insn_chain): Treat non-subreg_lowpart
26258 SUBREGs of pseudos as clobbering all the words covered by the
26259 SUBREG, not just all the bytes.
26260 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26261 original df_ref rather than an extract parameter.
26262 (global_conflicts): Update call accordingly.
26264 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26266 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26267 the overflow check to make it easier to read.
26268 (__fixtfdi): Change the type of the ll member in union
26269 long_double to UDItype_x.
26271 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26273 PR middle-end/34969
26274 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26275 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26276 * tree-inline.c (fold_marked_statements): Call
26277 cgraph_update_edges_for_call_stmt if folding a call statement.
26278 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26279 debug_generic_stmt calls, reset it back afterwards.
26282 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26284 * c-typeck.c (build_external_ref): Don't pedwarn about
26285 static vars in current function's scope.
26287 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26289 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26291 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26294 * ipa-struct-reorg.c: Fix spelling.
26295 * params.def: Ditto.
26297 2008-01-29 Richard Guenther <rguenther@suse.de>
26299 PR middle-end/35006
26300 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26302 * tree-inline.c (remap_type): Increment remapping_type_depth
26303 around remapping types.
26304 (copy_body_r): Only add referenced variables if they are referenced
26305 from code, not types.
26307 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26318 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26319 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26321 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26324 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26325 pointer for tiny stack.
26327 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26329 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26331 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26333 * config/vx-common.h: Fix typo in comment.
26335 2008-01-28 Ian Lance Taylor <iant@google.com>
26339 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26340 coalesce pointers if they have different DECL_NO_TBAA_P values.
26341 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26342 between variables with different DECL_NO_TBAA_P values.
26344 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26347 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26348 are not legitimate small data references on SPE targets.
26350 2008-01-28 David Daney <ddaney@avtrex.com>
26352 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26354 2008-01-28 David Daney <ddaney@avtrex.com>
26356 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26358 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26360 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26361 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26362 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26363 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26364 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26365 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26366 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26367 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26369 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26371 * basic-block.h (condjump_equiv_p): Fix comment.
26373 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26375 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26376 print_generic_stmt_indented): Fix comment.
26378 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26380 * configure.ac (__stack_chk_fail): Add detecion for availability
26381 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26382 * configure: Regenerate.
26384 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26386 PR middle-end/34688
26387 * final.c (output_addr_const): Handle TRUNCATE.
26389 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26392 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26393 (zero_cost, infinite_cost): New constants.
26394 (struct cost_pair): Change type of cost to comp_cost.
26395 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26396 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26398 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26399 split_address_cost, ptr_difference_cost, difference_cost,
26400 get_computation_cost_at, get_computation_cost,
26401 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26402 determine_use_iv_cost_condition, determine_use_iv_costs,
26403 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26404 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26405 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26406 Change type of cost to comp_cost.
26407 (determine_iv_cost): Increase cost of non-original ivs, instead
26408 of decreasing the cost of original ones.
26409 (get_address_cost): Indicate the complexity of the addressing mode
26411 (try_add_cand_for): Prefer using ivs not specific to some object.
26412 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26414 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26415 Janis Johnson <janis187@us.ibm.com>
26418 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26419 (TARGET_INSTANTIATE_DECLS): Likewise.
26420 * target.h (expand_to_rtl_hook): New target hook.
26421 (instantiate_decls): Likewise.
26422 * function.c (instantiate_decl): Make non-static. Rename to...
26423 (instantiate_decl_rtl): ... this.
26424 (instantiate_expr): Use instantiate_decl_rtl.
26425 (instantiate_decls_1): Likewise.
26426 (instantiate_decls): Likewise.
26427 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26428 * function.h (instantiate_decl_rtl): Add prototype.
26429 * cfgexpand.c (target.h): New include.
26430 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26431 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26432 (TARGET_INSTANTIATE_DECLS): Likewise.
26433 (TARGET_INITIALIZER): New target hooks added.
26434 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26436 * config/rs6000/rs6000.c (tree-flow.h): New include.
26437 (machine_function): Add sdmode_stack_slot field.
26438 (rs6000_alloc_sdmode_stack_slot): New function.
26439 (rs6000_instantiate_decls): Likewise.
26440 (rs6000_secondary_memory_needed_rtx): Likewise.
26441 (rs6000_check_sdmode): Likewise.
26442 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26443 (TARGET_INSTANTIATE_DECLS): Likewise.
26444 (rs6000_hard_regno_mode_ok): Allow SDmode.
26445 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26446 (rs6000_emit_move): Handle SDmode.
26447 (function_arg_advance): Likewise.
26448 (function_arg): Likewise.
26449 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26450 SDmode var args for 32-bit compiles.
26451 (rs6000_secondary_reload_class): Handle SDmode.
26452 (rs6000_output_function_epilogue): Likewise.
26453 (rs6000_function_value): Simplify if statement.
26454 (rs6000_libcall_value): Likewise.
26455 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26456 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26457 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26458 (movsd_hardfloat): New define_insn.
26459 (movsd_softfloat): Likewise.
26460 (movsd_store): Likewise.
26461 (movsd_load): Likewise.
26462 (extendsddd2): Likewise.
26463 (extendsdtd2): Likewise.
26464 (truncddsd2): Likewise.
26465 (movdd_hardfloat64): Fixup comment.
26466 (UNSPEC_MOVSD_LOAD): New constant.
26467 (UNSPEC_MOVSD_STORE): Likewise.
26469 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26472 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26474 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26475 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26476 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26477 and TRUTH_XOR_EXPR.
26479 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26482 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26483 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26484 __LONGDOUBLE128 too.
26485 * config/rs6000/aix61.h: New file.
26487 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26489 PR rtl-optimization/34959
26490 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26491 popcount and parity rtxes the same mode as their operand.
26492 Truncate or extend the result to the return value's mode
26495 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26498 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26499 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26500 to GOT_VERSION_REGNUM.
26501 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26502 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26503 * config/mips/mips.c (mips_emit_call_insn): New function.
26504 (mips_call_tls_get_addr): Call mips_expand_call directly.
26505 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26507 (mips16_build_call_stub): Likewise. Return the call insn or null.
26508 (mips_expand_call): Update the call to mips16_build_call_stub
26509 accordingly and a remove redundant condition. Assert that MIPS16
26510 stubs do not use lazy binding. Use mips_emit_call_insn and return
26512 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26514 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26515 (mips_avoid_hazard): Remove hazard_set handling.
26516 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26517 (UNSPEC_RESTORE_GP): ...this.
26518 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26519 (FAKE_CALL_REGNO): Rename to...
26520 (GOT_VERSION_REGNUM): ...this.
26521 (type): Add "ghost" value. Add an associated insn reservation.
26522 (hazard_set): Remove.
26523 (exception_receiver): Rename to...
26524 (restore_gp): ...this and update the unspec identifier accordingly.
26525 (exception_receiver, nonlocal_got_receiver): New expanders.
26526 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26527 FAKE_CALL_REGNO. Remove hazard_set attribute.
26528 (set_got_version, update_got_version): New patterns.
26530 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26533 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26535 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26538 * doc/install.texi2html: Generate gcc-vers.texi.
26540 2008-01-25 DJ Delorie <dj@redhat.com>
26542 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26544 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26546 * config/c4x: Remove directory.
26547 * config.gcc (crx-*, mt-*): Mark obsolete.
26548 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26549 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26550 sh-*-rtemscoff*): Remove cases.
26551 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26552 * real.c (encode_c4x_single, decode_c4x_single,
26553 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26554 c4x_extended_format): Remove.
26555 * real.h (c4x_single_format, c4x_extended_format): Remove.
26556 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26558 (Pragmas): Remove comment about c4x pragmas.
26559 * doc/install.texi (c4x): Remove target-specific instructions.
26560 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26561 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26562 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26563 refer to C4x source files as examples.
26564 (C4X_FLOAT_FORMAT): Remove documentation.
26566 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26568 * config/bfin/bfin.c (override_options): Reorder tests so that
26569 flag_pic gets enabled for -msep-data.
26571 2008-01-25 Richard Guenther <rguenther@suse.de>
26573 PR middle-end/32244
26574 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26575 to its bitfield precision if required.
26577 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26579 PR middle-end/33880
26580 * tree-nested.c (walk_omp_for): New function.
26581 (convert_nonlocal_reference, convert_local_reference): Call
26582 walk_omp_for on OMP_FOR.
26583 (convert_call_expr): Call walk_body on OMP_FOR's
26584 OMP_FOR_PRE_INIT_BODY.
26586 2008-01-25 Richard Guenther <rguenther@suse.de>
26588 PR tree-optimization/34966
26589 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26590 default defs and PHI_NODEs we have to insert after the
26591 defining statement.
26593 2008-01-24 Nick Clifton <nickc@redhat.com>
26595 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26596 Provide a default definition.
26597 (LIBGCC2_UNITS_PER_WORD): Likewise.
26599 * config/stormy16/stormy16.c: Include df.h for the prototype
26600 for df_regs_ever_live_p.
26601 (xstormy16_expand_builtin_va_start): Convert the stack offset
26602 into a component_ref and then use POINTER_PLUS_EXPR to add it
26603 to the incoming_virtual_args_rtx.
26604 (xstormy16_gimplify_va_arg_expr): Rename to
26605 xstormy16_gimplify_va_arg_expr.
26606 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26607 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26608 xstormy16_gimplify_va_arg_expr.
26609 Fix up some formatting issues.
26611 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26612 Move to predicates.md.
26613 (xs_hi_general_operand): Likewise.
26614 (xs_hi_nonmemory_operand): Likewise.
26615 * config/stormy16/predicates.md:
26616 (xstormy16_carry_plus_operand): New predicate.
26617 (xs_hi_general_operand): New predicate.
26618 (xs_hi_nonmemory_operand): New predicate.
26619 * config/stormy16/stormy16-protos.h:
26620 (xstormy16_carry_plus_operand): Delete prototype.
26621 (xs_hi_general_operand): Likewise.
26622 (xs_hi_nonmemory_operand): Likewise.
26624 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26625 modifiers as they are no longer needed and they can trigger
26626 reload spill failures.
26628 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26629 with a match_operand in order to help reload.
26631 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26632 constraint with 'e' for the 8th alternative as this version of
26633 the mov.w instruction only accepts the lower 8 registers.
26635 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26638 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26639 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26642 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26644 PR middle-end/33333
26645 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26647 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26649 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26651 (remove_structure): Update allocations list before removing structure.
26653 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26655 * ipa-struct-reorg.c (is_safe_cond_expr,
26656 create_new_stmts_for_cond_expr): Use integer_zerop function,
26657 that recognize not only zero-pointer, but zero-integer too.
26659 2008-01-25 Ben Elliston <bje@au.ibm.com>
26662 * fixproto: Escape "." in sed expression that strips leading "./".
26664 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26667 * gcc.c (SWITCH_OK): Removed.
26668 (SWITCH_LIVE): Changed to bit.
26669 (SWITCH_FALSE): Likewise.
26670 (SWITCH_IGNORE): Likewise.
26671 (switchstr): Change live_cond to unsigned int.
26672 (process_command): Replace SWITCH_OK with 0.
26673 (do_self_spec): Likewise.
26674 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26675 (give_switch): Likewise.
26676 (used_arg): Likewise.
26677 (do_spec_1): Set the SWITCH_IGNORE bit.
26678 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26679 bits. Set the SWITCH_LIVE bit.
26681 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26683 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26685 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26687 PR tree-optimization/34472
26688 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26689 parameter to a "bool *" and set *DATA to false if there is
26690 an unsafe access. Do not delete the structure here.
26691 (check_cond_exprs): Delete it here instead.
26692 (check_cond_exprs, exclude_cold_structs): Do not increase
26693 I when removing a structure.
26695 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26698 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26699 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26701 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26703 PR middle-end/34934
26704 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26705 a fixed vector for stack.
26707 2008-01-24 Ben Elliston <bje@au.ibm.com>
26710 * doc/gcc.texi (Software development): Add a direntry for g++.
26712 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26714 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26715 stale and straggling -fforce-addr comments above.
26717 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26719 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26720 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26722 2008-01-23 Michael Matz <matz@suse.de>
26725 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26728 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26730 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26731 malloc result type.
26733 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26735 * config/avr/avr.c (avr_current_arch): New variable.
26736 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26737 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26738 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26739 (avr_override_options): Init 'avr_current_arch'.
26740 (base_arch_s): Move from here...
26741 * config/avr/avr.h (base_arch_s): ... here. Add new members
26742 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26743 'mega' to 'have_jmp_call'.
26744 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26745 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26747 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26749 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26750 MULTILIB_MATCHES): Ditto.
26752 2008-01-23 Richard Guenther <rguenther@suse.de>
26754 PR middle-end/31529
26755 * cgraphunit.c (cgraph_reset_node): Always mark the node
26756 not reachable if it is not queued already.
26758 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26760 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26761 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26762 (cputype_selected): New static variable.
26763 (bfin_handle_option): Set it if -mcpu is used.
26764 (override_option): Select default set of workarounds if no cpu type
26765 selected on the command line.
26766 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26768 From Michael Frysinger <michael.frysinger@analog.com>
26769 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26770 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26772 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26773 for bf547, bf523, bf524, and bf526.
26774 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26776 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26777 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26778 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26779 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26780 * doc/invoke.texi (Blackfin Options): Document that
26781 -mcpu now accept bf547, bf523, bf524, and bf526.
26783 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26785 PR rtl-optimization/34628
26786 * combine.c (try_combine): Stop and undo after the first combination
26787 if an autoincrement side-effect on the first insn has effectively
26790 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26793 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26794 Offset addresses are not valid for Altivec or paired float modes.
26796 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26799 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26800 if DECL_INITIAL (decl) is error_mark_node.
26803 * c-common.c (handle_vector_size_attribute): Only allow
26804 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26805 the same way as pointer, array etc. types.
26806 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26809 * tree.c (build_type_attribute_qual_variant): Call
26810 build_qualified_type if attributes are equal, but quals are not.
26812 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26815 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26816 * flags.h (warn_strict_aliasing): Remove.
26817 (warn_strict_overflow): Remove.
26818 * opts.c (warn_strict_aliasing): Remove.
26819 (warn_strict_overflow): Remove.
26820 * c-opts.c (c_common_handle_option): -Wall only sets
26821 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26822 (c_common_post_options): Give default values to -Wstrict-aliasing
26823 and -Wstrict-overflow if they are uninitialized.
26824 * common.opt (Wstrict-aliasing): Specify Var and Init.
26825 (Wstrict-overflow): Likewise.
26827 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26829 PR rtl-optimization/26854
26830 PR rtl-optimization/34400
26831 PR rtl-optimization/34884
26832 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26834 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26835 (df_rd_bb_info.expanded_lr_out): Deleted
26836 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26837 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26838 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26839 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26840 Removed code to allocate, initialize or free expanded_lr_out.
26841 (df_rd_bb_local_compute_process_def): Restructured to make more
26843 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26844 sets if the sets are being trimmed.
26846 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26849 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26850 (as_vers): Likewise.
26851 * configure: Regenerated.
26853 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26855 PR middle-end/33092
26856 * tree-pass.h (pass_build_alias): New pass.
26857 * tree-ssa-alias.c (gate_build_alias): New.
26858 (pass_build_alias): New.
26859 * passes.c (init_optimization_passes): Add pass_build_alias after
26860 pass_create_structure_vars.
26862 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26864 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26865 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26866 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26867 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26868 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26869 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26870 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26871 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26872 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26873 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26874 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26875 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26876 * config/s390/s390.md (FP_ALL): New mode iterator.
26877 (_d): New mode attribute.
26878 ("*signbit<mode>2>"): Changed mode of first operand.
26879 ("isinf<mode>2"): Changed mode of first operand.
26880 ("*TDC_insn"): Adaptation for DFP modes.
26882 2008-01-22 Ben Elliston <bje@au.ibm.com>
26884 * tree.c (check_qualified_type): Improve function description.
26886 2008-01-21 Jason Merrill <jason@redhat.com>
26889 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26890 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26893 2008-01-21 DJ Delorie <dj@redhat.com>
26895 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26898 2008-01-21 Richard Guenther <rguenther@suse.de>
26900 PR middle-end/34856
26901 * tree-cfg.c (verify_expr): Allow all invariant expressions
26902 instead of just constant class ones as reference argument.
26903 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26904 like any other constant.
26905 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26907 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26909 * regmove.c (fixup_match_1): Update call crossed frequencies.
26911 2008-01-21 Richard Guenther <rguenther@suse.de>
26914 * tree-inline.c (setup_one_parameter): Deal with mismatched
26915 types using a VIEW_CONVERT_EXPR.
26917 2008-01-21 Alon Dayan <alond@il.ibm.com>
26918 Olga Golovanevsky <olga@il.ibm.com>
26920 PR tree-optimization/34701
26921 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26922 when the structure size is not a power of 2.
26924 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26926 * doc/install.texi: Add doc for --enable-checking=df.
26928 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26930 PR rtl-optimization/34808
26931 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26933 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26935 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
26938 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
26940 PR rtl-optimization/26854
26941 PR rtl-optimization/34400
26942 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
26944 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
26945 (df_rd_bb_info.expanded_lr_out): New.
26946 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
26947 * loop_iv.c (iv_analysis_loop_init): Ditto.
26948 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26949 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26950 Added code to allocate, initialize or free expanded_lr_out.
26951 (df_rd_bb_local_compute_process_def): Restructured to make
26952 more understandable.
26953 (df_rd_confluence_n): Add code to do nothing with fake edges and
26954 code to no apply invalidate_by_call sets if the sets are being trimmed.
26955 (df_lr_local_finalize): Renamed to df_lr_finalize.
26956 (df_live_local_finalize): Renamed to df_live_finalize.
26958 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26961 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
26962 deciding whether to use reciprocal instructions.
26964 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
26966 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
26967 dwarf2out_note_section_used if cold_text_section is NULL.
26969 2008-01-19 Jakub Jelinek <jakub@redhat.com>
26971 PR gcov-profile/34610
26972 * tree-cfg.c (make_edges): Mark both outgoing edges from
26973 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
26974 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
26975 from OMP_FOR and OMP_CONTINUE outgoing edges.
26977 * tree-profile.c (tree_profiling): Return early if
26978 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
26980 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
26981 from cfun to child_cfun.
26982 * function.h (struct function): Add after_tree_profile bit.
26984 2008-01-19 Anatoly Sokolov <aesok@post.ru>
26986 * config/avr/avr.S (_exit): Disable interrupt.
26988 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26989 Steven Bosscher <stevenb.gcc@gmail.com>
26991 PR rtl-optimization/26854
26992 PR rtl-optimization/34400
26993 * df-problems.c (df_live_scratch): New scratch bitmap.
26994 (df_live_alloc): Allocate df_live_scratch when doing df_live.
26995 (df_live_reset): Clear the proper bitmaps.
26996 (df_live_bb_local_compute): Only process the artificial defs once
26997 since the order is not important.
26998 (df_live_init): Init the df_live sets only with the variables
26999 found live by df_lr.
27000 (df_live_transfer_function): Use the df_lr sets to prune the
27001 df_live sets as they are being computed.
27002 (df_live_free): Free df_live_scratch.
27004 2008-01-18 Ian Lance Taylor <iant@google.com>
27006 * common.opt: Add fmerge-debug-strings.
27007 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27008 flag_merge_debug_strings rather than flag_merge_constants.
27009 * doc/invoke.texi (Option Summary): Mention
27010 -fmerge-debug-strings.
27011 (Debugging Options): Document -fmerge-debug-strings.
27013 2008-01-18 Ian Lance Taylor <iant@google.com>
27016 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27017 (struct tree_function_decl): Add new field operator_new_flag.
27018 * tree-inline.c (expand_call_inline): When inlining a call to
27019 operator new, force the return value to go into a variable, and
27020 set DECL_NO_TBAA_P on that variable.
27021 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27023 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27026 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27027 DWARF2_DEBUGGING_INFO.
27028 (dwarf2out_note_section_used): Ditto. Add prototype.
27029 (have_multiple_function_sections, text_section_used,
27030 cold_text_section_used, *cold_text_sections): Move declarations
27033 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27035 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27036 field and add signal_ra.
27037 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27038 assignments to frame state pc. Move end of stack check after
27039 MD_FALLBACK_FRAME_STATE_FOR.
27040 (uw_update_context_1): Use frame state signal_regs if set, instead
27041 of checking signal_frame flag.
27042 (uw_update_context): Use frame state signal_ra if set.
27043 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27044 * config/xtensa/linux-unwind.h: New file.
27046 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27048 * modulo-sched.c (get_sched_window): Fix comment typo.
27050 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27052 PR tree-optimization/34648
27053 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27055 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27057 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27058 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27060 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27062 PR rtl-optimization/34400
27063 * df-core.c (df_worklist_dataflow_overeager,
27064 df_worklist_dataflow_doublequeue): New functions.
27065 (df_worklist_dataflow): Two different worklist solvers.
27066 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27069 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27072 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27073 and ftree-parallelize-loops.
27075 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27077 PR rtl-optimization/34826
27078 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27080 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27082 * global.c (find_reg): Mark the eh regs as used if necessary.
27083 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27084 * ra.h (struct allocno): no_eh_reg field added. Changed
27085 no_stack_reg type to bitfield.
27087 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27089 * tree.c (substitute_in_expr): Add missing 'break'.
27091 2008-01-17 Richard Guenther <rguenther@suse.de>
27093 PR tree-optimization/34825
27094 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27095 x / x as division to handle.
27097 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27099 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27100 "-pthread" is specified.
27101 * pa-hpux11.h (LIB_SPEC): Likewise.
27103 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27104 Peter Bergner <bergner@vnet.ibm.com>
27106 PR rtl-optimization/33796
27107 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27109 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27111 PR libgfortran/34699
27112 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27114 * pa-hpux10.h (LINK_SPEC): Likewise.
27115 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27117 2008-01-16 Richard Guenther <rguenther@suse.de>
27119 PR middle-end/32628
27120 * fold-const.c (fold_convert_const_int_from_int): Do not
27121 set overflow if that occured only because of a sign extension
27122 change when converting from/to a sizetype with the same
27123 precision and signedness.
27125 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27128 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27129 location address to the correct place. Update copyright year.
27131 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27133 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27134 no dependences in the dependence_relations vector.
27136 2008-01-16 Jan Hubicka <jh@suse.cz>
27138 PR rtl-optimization/31396
27139 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27140 * cfg.c (dump_reg_info): Print it.
27141 * regs.h (struct reg_info_t): add freq_calls_crossed.
27142 (REG_FREQ_CALLS_CROSSED): New macro.
27143 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27144 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27145 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27146 regmove_optimize): Update call crossed frequencies.
27147 * local-alloc.c (struct qty): Add freq_calls_crossed.
27148 (alloc_qty): Copute freq_calls_crossed.
27149 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27150 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27151 * ra.h (struct allocno): Add freq_calls_crossed.
27153 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27155 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27156 libgomp when compiling with ftree-parallelize-loops.
27157 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27159 2008-01-16 Richard Guenther <rguenther@suse.de>
27161 PR tree-optimization/34769
27162 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27163 * tree.c (int_cst_value): Instead make this function more
27164 permissive in what it accepts as valid input. Document this
27165 function always sign-extends the value.
27167 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27168 Richard Guenther <rguenther@suse.de>
27171 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27172 (gimple_fold_indirect_ref_rhs): ... this.
27173 (gimple_fold_indirect_ref): New function with foldings
27174 that preserve lvalueness.
27175 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27176 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27177 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27178 to fold an INDIRECT_REF, fall back to the old use of
27179 fold_indirect_ref_1.
27181 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27183 * tree-data-ref.c (subscript_dependence_tester_1): Call
27184 free_conflict_function.
27185 (compute_self_dependence): Same.
27187 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27190 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27191 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27193 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27194 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27195 for DWARF2_UNWIND_INFO targets.
27197 2008-01-16 Richard Guenther <rguenther@suse.de>
27200 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27201 type qualifiers for function types.
27203 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27205 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27206 loop_iterator li from previous commit.
27208 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27210 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27212 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27214 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27215 (parallelize_loops): Don't parallelize irreducible components.
27217 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27220 * c-opts (c_common_post_options): Do not enable CPP
27221 flag_pedantic_errors by default.
27223 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27225 PR rtl-optimization/31944
27226 * cse.c (remove_pseudo_from_table): New function.
27227 (merge_equiv_classes): Use above function to remove pseudo-registers.
27228 (invalidate): Likewise.
27230 2008-01-13 Richard Guenther <rguenther@suse.de>
27232 PR middle-end/34601
27233 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27234 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27236 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27238 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27239 validate_change to unshare the source of the PC set.
27241 2008-01-12 Jan Hubicka <jh@suse.cz>
27243 PR middle-end/32135
27244 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27245 references above array bounds. This might trigger bounds checks for
27246 pointers to arrays.
27248 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27250 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27251 new_replaceable_dependencies.
27253 2008-01-12 Doug Kwan <dougkwan@google.com>
27255 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27256 instead of OPT_Wreturn_type in warning due to ignored return type
27258 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27259 options included in -Wextra.
27260 * c.opt: New option -Wignored_qualifiers.
27261 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27262 -Wignore_qualifiers.
27263 (-Wignored-qualifiers): Document.
27264 (-Wreturn-type): Remove description of functionality now handled
27265 by -Wignored-qualifiers.
27267 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27270 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27271 NOP_EXPR if it is between integral types with the same precision.
27273 2008-01-12 Jan Hubicka <jh@suse.cz>
27276 * invoke.texi (max-inline-recursive-depth): Fix default value.
27278 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27280 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27283 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27285 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27287 2008-01-11 James E. Wilson <wilson@specifix.com>
27290 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27292 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27294 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27295 save/restore frame pointer register and don't use 'call-prologues'
27296 optimization in function with "OS_task" attribute.
27298 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27300 PR middle-end/31309
27301 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27302 when copying to memory.
27304 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27306 PR rtl-optimization/30905
27307 * cfgcleanup.c: Include dce.h
27308 (crossjumps_occured): New global variable.
27309 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27310 If something changed, set crossjumps_occured to true.
27311 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27312 Don't add/remove fake edges to exit here...
27313 (cleanup_cfg): ...but do it here, when crossjumping.
27314 Run a fast DCE when successful crossjumps occured in the latest
27315 iteration of try_optimize_cfg.
27317 2008-01-11 Richard Guenther <rguenther@suse.de>
27319 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27320 (struct vn_unary_op_s): Likewise.
27321 (vn_reference_insert): Free old reference on hash collision.
27323 2008-01-10 Raksit Ashok <raksit@google.com>
27325 PR rtl-optimization/27971
27326 * combine.c (find_split_point): Split PLUS expressions which are
27327 inside a MEM rtx, and whose first operand is complex.
27329 2008-01-10 DJ Delorie <dj@redhat.com>
27331 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27332 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27333 (m32c_hard_regno_ok): Call the underlying function.
27335 2008-01-10 Richard Guenther <rguenther@suse.de>
27337 PR middle-end/34683
27338 * tree-cfg.c (tree_merge_blocks): Do not go through the
27339 full-blown folding and stmt updating path if we just deal
27340 with virtual operands.
27341 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27342 test for abnormal SSA_NAMEs.
27344 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27346 PR middle-end/34641
27347 * reload.c (push_reload): Add assertions. All constants from
27348 reg_equiv_constant should have been used for replacing the respective
27350 (find_reloads_address): Invoke find_reloads_address_part for
27351 constant taken from the reg_equiv_constant array.
27353 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27355 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27356 field (valnum) the first in the struct. Replace bools with
27359 2008-01-10 Richard Guenther <rguenther@suse.de>
27361 PR tree-optimization/34651
27362 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27363 types and ordering for masking and converting.
27365 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27367 PR tree-optimization/34017
27368 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27369 also for PHI_NODE expressions.
27371 2008-01-09 Jan Hubicka <jh@suse.cz>
27373 PR tree-optimization/34708
27374 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27375 based on number of case labels.
27376 (init_inline_once): Remove switch_cost.
27377 * tree-inline.h (eni_weights_d): Remove switch_cost.
27379 2008-01-09 Richard Guenther <rguenther@suse.de>
27380 Andrew Pinski <andrew_pinski@playstation.sony.com>
27382 PR middle-end/30132
27383 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27384 temporary if an rvalue is ok or an lvalue is not required.
27386 2008-01-09 Richard Guenther <rguenther@suse.de>
27388 PR middle-end/34458
27389 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27390 adjust return type.
27392 2008-01-09 Richard Guenther <rguenther@suse.de>
27394 PR middle-end/34679
27395 * tree.c (host_integerp): Check for sizetype only if the
27396 type is an integer type.
27398 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27401 * opts.c (decode_options): Disable inlining of functions called
27402 once if not in unit-at-a-time mode.
27404 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27406 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27408 2008-01-08 Richard Guenther <rguenther@suse.de>
27410 PR middle-end/31863
27411 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27412 out early if the result will be unused.
27414 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27419 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27420 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27423 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27425 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27426 for vectorization tuned.
27428 2008-01-08 Richard Guenther <rguenther@suse.de>
27430 PR tree-optimization/34683
27431 * tree-ssa-operands.c (operand_build_cmp): Export.
27432 * tree-ssa-operands.h (operand_build_cmp): Declare.
27433 * tree-vn.c (vuses_compare): Remove.
27434 (sort_vuses): Use operand_build_cmp.
27435 (sort_vuses_heap): Likewise.
27436 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27437 to re-use old VEC if available. Do not sort already sorted VUSEs.
27438 (vdefs_to_vec): Do not sort already sorted VDEFs.
27440 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27442 PR middle-end/34694
27443 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27445 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27448 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27449 limitations of reciprocal sequences on x86 targets.
27451 2008-01-08 Richard Guenther <rguenther@suse.de>
27453 PR tree-optimization/34683
27454 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27456 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27459 * config/darwin.c (darwin_mergeable_string_section): Don't use
27460 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27462 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27465 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27466 negxf2. Macroize expander using X87MODEF mode iterator. Change
27467 predicates of op0 and op1 to register_operand.
27468 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27469 expander using X87MODEF mode iterator. Change predicates of
27470 op0 and op1 to register_operand.
27471 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27472 corresponding patterns and macroize using MODEF macro. Change
27473 predicates of op0 and op1 to register_operand and remove
27474 "m" constraint. Disparage "r" alternative with "!".
27475 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27476 macroize using X87MODEF macro. Change predicates of op0 and op1
27477 to register_operand and remove "m" constraint. Disparage "r"
27478 alternative with "!".
27479 (absneg splitter with memory operands): Remove.
27480 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27481 patterns and macroize using X87MODEF mode iterator.
27482 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27483 Change predicate of op1 to register_operand.
27484 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27485 for memory operands.
27487 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27489 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27491 2008-01-07 Richard Guenther <rguenther@suse.de>
27493 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27496 2008-01-07 Richard Guenther <rguenther@suse.de>
27498 PR tree-optimization/34683
27499 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27500 VOPs of the needed size to save memory. Use VEC_quick_push
27501 to save compile-time.
27502 (vdefs_to_vec): Likewise.
27504 2008-01-07 Sa Liu <saliu@de.ibm.com>
27506 * config/spu/spu.md (divdf3): Genetate inline code for double
27507 division. The implementation doesn't handle INF or NAN, therefore it
27508 only applies when -ffinite-math-only is given.
27510 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27513 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27514 * doc/cpp.texi ([Common Predefined Macros]): Document.
27516 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27518 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27519 order to use commutative addition instead of subtraction.
27521 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27522 Mircea Namolaru <namolaru@il.ibm.com>
27523 Vladimir Yanovsky <yanov@il.ibm.com>
27524 Revital Eres <eres@il.ibm.com>
27526 PR tree-optimization/34263
27527 * tree-outof-ssa.c (process_single_block_loop_latch,
27528 contains_tree_r): New functions.
27529 (analyze_edges_for_bb): Call process_single_block_loop_latch
27530 function to empty single-basic-block latch block if possible.
27532 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27534 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27536 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27538 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27540 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27542 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27544 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27546 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27548 PR tree-optimization/34618
27549 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27552 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27555 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27556 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27557 Update copyright year.
27559 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27560 Update copyright year.
27561 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27564 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27566 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27567 edge does not point to current bb before changing need_assert.
27569 2008-01-04 Richard Guenther <rguenther@suse.de>
27571 PR middle-end/34029
27572 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27573 for verifying purposes if they are is_gimple_min_invariant.
27575 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27577 PR tree-optimization/34448
27578 PR tree-optimization/34465
27579 * gimplify.c (gimplify_init_constructor): Add new parameter
27580 notify_temp_creation. Use it.
27581 (gimplify_modify_expr_rhs): Take volatiles into account when
27582 optimizing constructors.
27583 Do not optimize constructors if gimplify_init_constructor will dump to
27585 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27586 * gcc.c-torture/compile/pr34448.c: New.
27588 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27590 PR gcov-profile/34609
27591 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27592 return_slot if result is TREE_ADDRESSABLE.
27594 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27596 * config/mips/mips.md (sqrt_condition): Tweak comment.
27597 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27599 2008-01-03 Tom Tromey <tromey@redhat.com>
27602 * c-common.c (c_type_hash): Handle VLAs.
27604 2008-01-03 Jan Hubicka <jh@suse.cz>
27606 PR tree-optimization/31081
27607 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27608 0 when inlining and not inlining to first basic block.
27609 (remap_decl): When var is initialized to 0, don't set default_def.
27610 (expand_call_inline): Set entry_bb.
27611 * tree-inline.h (copy_body_data): Add entry_bb.
27613 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27616 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27619 PR tree-optimization/29484
27620 * tree-inline.c (inline_forbidden_p_2): New function.
27621 (inline_forbidden_p): Disallow inlining if some static var
27622 has an address of a local LABEL_DECL in its initializer.
27623 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27626 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27628 PR tree-optimization/34635
27629 * tree-data-ref.c (add_other_self_distances): Make sure that the
27630 evolution step is constant.
27632 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27634 PR middle-end/34608
27635 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27637 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27639 * tree-sra.c (scalarize_init): Insert the generate_element_init
27640 statements after the generate_element_zero statements.
27642 2008-01-02 Richard Guenther <rguenther@suse.de>
27644 PR middle-end/34093
27645 PR middle-end/31976
27646 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27647 for very large number of operands instead of ICEing.
27649 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27652 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27653 while stack probing.
27655 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27657 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27660 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27662 PR libmudflap/26442
27663 * tree-mudflap.c (mx_register_decls): Guard warning by
27664 !DECL_ARTIFICIAL check.
27666 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27668 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27669 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27670 sse5_perm<mode>): Fix constraints.