1 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
2 Maxim Kuvyrkov <maxim@codesourcery.com>
4 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
5 PC-relative addressing when compiling for uclinux PIC.
6 (__cmpdf_internal, __cmpsf_internal): Hide.
7 (__cmpdf, __cmpsf): Use PIC call sequence.
9 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
10 Jack Howarth <howarth@bromo.med.uc.edu>
12 * config/i386/t-darwin64: Add m32 multilib support.
14 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
16 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
18 2008-12-02 Jakub Jelinek <jakub@redhat.com>
21 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
22 before using it in POINTER_PLUS_EXPR.
24 2008-12-02 Richard Guenther <rguenther@suse.de>
26 PR tree-optimization/38359
27 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
30 2008-12-02 Martin Jambor <mjambor@suse.cz>
33 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
35 (forward_propagate_addr_into_variable_array_index): Check that the
36 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
37 than the gimple code directly.
39 2008-12-02 Ben Elliston <bje@au.ibm.com>
41 * config/spu/float_disf.c (__floatdisf): Prototype.
42 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
43 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
44 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
46 2008-12-02 DJ Delorie <dj@redhat.com>
48 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
49 (DWARF_CIE_DATA_ALIGNMENT): Define.
51 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
52 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
53 (xstormy16_expand_prologue): Likewise.
54 (xstormy16_expand_builtin_va_start): Likewise.
55 (xstormy16_gimplify_va_arg_expr): Likewise.
57 2008-12-02 Jakub Jelinek <jakub@redhat.com>
60 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
61 potentially returned from folding memcpy.
62 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
63 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
65 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
68 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
69 decoration of function RTL names here on Ada language.
71 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
73 PR rtl-optimization/38280
74 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
75 ira_rebuild_regno_allocno_list): New functions.
76 (regno_allocnos): New static variable.
77 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
78 Call ira_rebuild_regno_allocno_list.
80 2008-12-01 David Daney <ddaney@caviumnetworks.com>
81 Adam Nemet <anemet@caviumnetworks.com>
83 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
84 LINUX_DRIVER_SELF_SPECS.
86 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
88 PR rtl-optimization/37514
89 * reload1.c (reload_as_needed): Invalidate reg_last_reload
92 2008-12-01 Jakub Jelinek <jakub@redhat.com>
95 * c-omp.c (c_finish_omp_for): Only transform pointer
96 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
98 PR rtl-optimization/38245
99 * tree-vrp.c (abs_extent_range): New function.
100 (extract_range_from_binary_expr): Compute range
101 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
102 or includes zero or if vr1 is VR_RANGE and op0 has some
105 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
108 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
109 case by calculating ~(new_reg & val) instead of (~new_reg & val).
110 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
111 to (not:I48MODE (and:I48MODE (...))).
112 (sync_old_nand<mode>): Ditto.
113 (sync_new_nand<mode>): Ditto.
115 2008-12-01 Nick Clifton <nickc@redhat.com>
117 * config/stormy16/stormy16.md (CARRY_REG): New constant.
118 Replace uses of the "y" register class with direct references to
119 the CARRY_REG register.
120 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
121 register with clobbers of the carry register.
122 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
123 (xstormy16_split_cbranch): Remove redundant carry parameter.
124 (xstormy16_expand_arith): Likewise.
125 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
126 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
127 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
128 (CARRY_REGNUM): Define.
129 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
131 (xstormy16_expand_arith): Likewise.
133 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
135 * config/score/score.h (IRA_COVER_CLASSES): Define.
137 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
140 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
141 (divsi3_sp32): Add new alternative with 'K' for operand #2.
142 (cmp_sdiv_cc_set): Factor common string.
143 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
145 (cmp_udiv_cc_set): Factor common string.
147 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
150 * varasm.c (emutls_finish): Fix common registration.
152 2008-11-29 Jakub Jelinek <jakub@redhat.com>
155 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
157 2008-11-29 David Edelsohn <edelsohn@gnu.org>
159 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
160 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
161 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
162 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
163 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
164 Ignore sub-word case for now.
165 (sync_nand<mode>_internal): Represent NAND in RTL.
166 (sync_old_nand<mode): Same.
167 (sync_old_name<mode>_internal): Same.
168 (sync_new_nand<mode>): Same.
169 (sync_new_nand<mode>_internal): Same.
170 (sync_boolcshort_internal): Expect NAND.
172 2008-11-28 Richard Guenther <rguenther@suse.de>
174 PR tree-optimization/37955
175 PR tree-optimization/37742
176 * tree-vect-transform.c (vectorizable_store): Remove assert for
178 (vectorizable_load): Likewise.
180 2008-11-27 Richard Guenther <rguenther@suse.de>
182 * tree-ssa-structalias.c (intra_create_variable_infos): Make
183 a constraint for the static chain parameter.
185 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
187 * config/bfin/bfin.opt (micplb): New option.
188 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
189 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
190 ENABLE_WA_INDIRECT_CALLS): New macros.
191 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
193 (indirect_call_p): New function.
194 (workaround_speculation): Handle anomaly 05-00-0426 when
195 ENABLE_WA_INDIRECT_CALLS is true.
196 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
197 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
198 * doc/invoke.texi (Blackfin Options): Document -micplb.
200 2008-11-26 DJ Delorie <dj@redhat.com>
202 * config/m32c/mov.md ("extendhipsi2"): New.
204 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
206 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
207 * config/m32c/mov.md (zero_extendqihi2): Likewise.
209 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
211 * config/mips/mips.md (clear_hazard): Rename to
212 clear_hazard_<mode>. Use mode-specific addition.
213 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
214 or gen_clear_hazard_di depending on the size of Pmode.
216 2008-11-26 DJ Delorie <dj@redhat.com>
218 * configure.ac: Test m32c-elf-gas for .loc.
219 * configure: Likewise.
221 2008-11-26 Janis Johnson <janis187@us.ibm.com>
224 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
227 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
229 * config/i386/sync.md (memory_barrier_nosse): Disable also for
230 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
231 (memory_barrier): Do not generate memory_barrier_nosse instruction
233 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
235 2008-11-26 Fredrik Unger <fred@tree.se>
237 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
238 function name from __floatundisf.
239 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
242 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
243 Richard Guenther <rguenther@suse.de>
245 PR tree-optimization/37869
246 * tree-ssa-structalias.c (struct constraint_graph): Remove
247 pt_used and number_incoming members.
248 (build_pred_graph): Do not allocate them.
249 (condense_visit): Do not use them.
250 (label_visit): Likewise.
251 (free_var_substitution_info): Do not free them.
253 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
255 * doc/invoke.texi (ira-max-loops-num): Change semantics.
257 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
259 * ira-color.c (allocno_spill_priority): New function.
260 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
261 Print more info about the spilled allocno.
262 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
265 * ira-build.c (loop_node_to_be_removed_p): Remove.
266 (loop_compare_func, mark_loops_for_removal): New functions.
267 (remove_uneccesary_loop_nodes_from_loop_t): Use member
269 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
271 * ira.c (ira): Don't change flag_ira_algorithm.
273 * params.def (ira-max-loops-num): Change the value.
275 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
277 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
278 Disable unsupported alternative for ColdFire,
279 add new alternative that ColdFire can handle.
281 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
283 * regrename.c (merge_overlapping_regs): Add registers artificially
284 defined at the top of the basic block to the set of live ones just
285 before the first insn.
287 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
288 Joey Ye <joey.ye@intel.com>
291 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
292 false if we need to align the outgoing stack.
293 (ix86_update_stack_boundary): Check parm_stack_boundary.
295 2008-11-25 Richard Guenther <rguenther@suse.de>
299 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
300 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
301 in favor of dereferenced_ptrs.
302 (init_alias_info): Adjust.
303 (delete_alias_info): Likewise.
304 (compute_flow_insensitive_aliasing): Properly
305 include all aliased variables.
306 (update_alias_info_1): Use dereferenced_ptrs.
307 (setup_pointers_and_addressables): Likewise.
308 (get_smt_for): Honor ref-all pointers and pointers with known alias
310 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
312 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
315 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
316 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
318 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
320 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
322 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
324 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
326 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
329 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
330 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
332 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
334 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
335 UNSPECV_CMPXCHG_[12].
336 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
337 UNSPECV_CMPXCHG_[12].
340 * config/i386/sync.md (memory_barrier): New expander.
342 2008-11-24 Jakub Jelinek <jakub@redhat.com>
345 * dse.c (find_shift_sequence): Optimize extraction from a constant.
347 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
349 * pa.c (function_arg): Revert 2008-10-26 change.
351 2008-11-23 Helge Deller <deller@gmx.de>
353 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
354 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
355 succeeded and lws_ret is not equal to oldval.
357 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
359 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
361 2008-11-22 Andreas Schwab <schwab@suse.de>
363 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
366 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
368 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
369 Use constant 1 as the operand.
370 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
371 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
372 gen_rdhwr_synci_step_di depending on the size of Pmode.
374 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
377 * config/i386/i386.md (SWI248): New mode iterator.
378 (SWI32): Remove mode iterator.
379 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
380 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
381 iterator. Generate popcnt mnemonic without mode extensions
382 for Darwin x86 targets.
383 (*popcount<mode>2_cmp): Ditto.
384 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
385 extensions for Darwin x86 targets.
387 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
389 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
390 only if HAVE_AS_SPARC_UA_PCREL is defined.
392 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
394 * ira-costs.c (find_allocno_class_costs): Work out the maximum
395 allocno_costs value of the classees with the lowest total_costs
396 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
397 (setup_allocno_cover_class_and_costs): ...rather than here.
398 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
401 2008-11-22 Jakub Jelinek <jakub@redhat.com>
404 * builtins.c (expand_builtin_apply_args): Emit sequence before
405 parm_birth_insn instead of after entry_of_function's first insn.
408 * function.c (assign_parm_remove_parallels): Pass
409 data->passed_type as third argument to emit_group_store.
412 * final.c (mark_symbol_refs_as_used): New function.
413 * output.h (mark_symbol_refs_as_used): New prototype.
414 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
415 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
416 * config/arm/arm.md (consttable_4): Likewise.
419 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
421 2008-11-21 Jakub Jelinek <jakub@redhat.com>
424 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
425 propagate x = &a into *x = b if conversion from b to a's type is
428 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
430 * caller-save.c (insert_one_insn): Take into account REG_INC notes
431 for the liveness computation of the new insn.
433 2008-11-21 DJ Delorie <dj@redhat.com>
435 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
436 Moves to/from below100 space (W) can only use r0-r7.
438 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
441 * doc/invoke.texi (Optimization Options): Fix typo.
443 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
444 Xuepeng Guo <xuepeng.guo@intel.com>
446 * config.gcc (extra_headers): For x86 and x86-64, remove
447 gmmintrin.h, add immintrin.h and avxintrin.h.
449 * config/i386/gmmintrin.h: Renamed to ...
450 * config/i386/avxintrin.h: This. Issue an error if
451 _IMMINTRIN_H_INCLUDED is undedined.
453 * config/i386/immintrin.h: New.
455 2008-11-21 Jakub Jelinek <jakub@redhat.com>
458 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
459 mode of PLUS, not mode of the eliminated register.
461 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
463 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
464 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
465 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
466 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
467 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
468 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
469 (*nand<mode>3): Rename to *andnot<mode>3.
470 (*nandtf3): rename to *andnottf3.
471 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
472 Use CODE_FOR_mmx_andnotv2si3.
473 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
474 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
475 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
476 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
477 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
479 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
482 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
483 case by calculating ~(new_reg & val) instead of (~new_reg & val).
484 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
485 to (not:IMODE (and:IMODE (...))).
486 (sync_old_nand<mode>): Ditto.
487 (sync_new_nand<mode>): Ditto.
489 2008-11-20 Joseph Myers <joseph@codesourcery.com>
491 * config/arm/thumb2.md (thumb2_casesi_internal,
492 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
494 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
496 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
497 nand to the changed 4.4 semantic.
499 2008-11-20 Jakub Jelinek <jakub@redhat.com>
502 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
503 (fold_builtin_memory_op): Handle even the case where just one
504 of src and dest is an address of a var decl component, using
505 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
506 and readonly_data_expr src check.
507 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
510 PR rtl-optimization/36998
511 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
512 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
513 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
514 stack_adjust_offset callers.
515 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
517 (compute_barrier_args_size): Handle insns in annulled branches
520 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
523 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
524 Handle cases when integer argument crosses argument register boundary.
526 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
529 * config.gcc (i[34567]86-*-solaris2*): Don't include
530 i386/t-crtstuff here.
531 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
532 * config/i386/t-sol2: Move to libgcc/config/i386.
534 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
537 * tlink.c: Include "libiberty.h".
538 (initial_cwd): Change type into char *.
539 (tlink_init): Call getpwd instead of getcwd.
541 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
543 PR rtl-optimization/32283
544 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
545 of the induction variable to decide whether it may wrap.
546 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
547 initialization of the bound before the loop.
548 * simplify-rtx.c (simplify_binary_operation_1): Add two
549 simplifications regarding AND.
550 (simplify_plus_minus): Only fail if no simplification is possible.
551 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
553 2008-11-20 Jakub Jelinek <jakub@redhat.com>
556 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
557 checking until GIMPLE lowering.
558 * gimple-low.c (check_call_args): New function.
559 (lower_stmt) <case GIMPLE_CALL>: Call it.
561 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
563 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
564 with the same type as the first operand of the AND expression.
566 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
569 * ira-int.h (struct ira_loop_tree_node): New member
570 entered_from_non_parent_p.
572 * ira-color.c (print_loop_title): Print loop bbs.
574 * ira-emit.c (entered_from_non_parent_p,
575 setup_entered_from_non_parent_p): New functions.
576 (not_modified_p): Rename to store_can_be_removed_p. Check there
578 (generate_edge_moves): Use store_can_be_removed_p instead of
580 (ira_emit): Call setup_entered_from_non_parent_p.
582 * ira-build.c (copy_info_to_removed_store_destinations):
583 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
584 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
585 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
586 update all accumulated attributes.
588 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
591 * ira-int.h (ira_copy_allocno_live_range_list,
592 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
593 ira_finish_allocno_live_range_list): New prototypes.
594 (ira_allocno_live_ranges_intersect_p,
595 ira_pseudo_live_ranges_intersect_p): Remove.
597 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
598 ira_pseudo_live_ranges_intersect_p): Rename to
599 allocnos_have_intersected_live_ranges_p and
600 pseudos_have_intersected_live_ranges_p. Move them from here to ...
602 * ira-color.c: ... here
603 (coalesced_allocno_conflict_p): Use
604 allocnos_have_intersected_live_ranges_p.
605 (coalesced_allocnos_living_at_program_points,
606 coalesced_allocnos_live_at_points_p,
607 set_coalesced_allocnos_live_points): Remove.
608 (slot_coalesced_allocnos_live_ranges,
609 slot_coalesced_allocno_live_ranges_intersect_p,
610 setup_slot_coalesced_allocno_live_ranges): New.
611 (coalesce_spill_slots): Use ranges of coalesced allocnos.
612 (ira_sort_regnos_for_alter_reg): Use
613 allocnos_have_intersected_live_ranges_p.
614 (ira_reuse_stack_slot): Use
615 pseudos_have_intersected_live_ranges_p.
617 * global.c (pseudo_for_reload_consideration_p): Check
618 flag_ira_share_spill_slots too.
620 * ira-build.c (copy_allocno_live_range_list): Rename to
621 ira_copy_allocno_live_range_list. Make it external.
622 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
624 (ira_allocno_live_ranges_intersect_p): New.
625 (ira_finish_allocno_live_range_list): New.
626 (finish_allocno): Use it.
627 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
628 (copy_info_to_removed_store_destinations): Ditto. Use
629 ira_copy_allocno_live_range_list.
630 (ira_flattening): Use ira_merge_allocno_live_ranges.
632 * ira.c (too_high_register_pressure_p): New function.
633 (ira): Switch off sharing spill slots if the pressure is too high.
635 2008-11-19 Richard Guenther <rguenther@suse.de>
637 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
638 non-sizetype offsets if their precision matches that of the pointer.
639 * expr.c (expand_expr_real_1): Always sign-extend the offset
640 operand of a POINTER_PLUS_EXPR.
642 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
644 * config.gcc: Unobsolete mips-sgi-irix[56]*.
645 (mips-sgi-irix[56]*): No need to use fixproto.
647 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
648 Paul Brook <paul@codesourcery.com>
650 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
653 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
655 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
657 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
660 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
661 (separate_decls_in_region): Create shared struct even when there
664 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
666 * config/picochip/picochip.c (headers): Remove an unnecessary
669 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
672 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
673 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
675 * config/m68k/m68k.md: Adjust all conditional branches that use the
676 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
678 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
681 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
682 is a register or zero operand in the correct mode before generating
683 mtch1 insn or a register operand in the correct mode before generating
685 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
687 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
689 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
690 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
691 mipsisa*-*-elf*. Handle mipsisa64r2*.
692 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
693 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
695 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
696 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
698 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
699 Fix mips16 if mips64 or mips64r2 are multilib defaults.
700 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
703 2008-11-18 Jakub Jelinek <jakub@redhat.com>
706 * config/i386/i386.md (allocate_stack_worker_32,
707 allocate_stack_worker_64): Don't use match_dup between input and
709 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
710 * config/i386/i386.c (ix86_expand_prologue): Likewise.
712 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
714 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
715 is forced when trying to do a symbol link for it.
717 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
719 * expmed.c (extract_bit_field_1): Also use a temporary and
720 convert_extracted_bit_field when the conversion from ext_mode to
721 the target mode requires explicit truncation.
723 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
725 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
727 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
728 registers when not optimizing.
730 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
732 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
733 and its associated define_split. Expose the all-d alternative
734 to the register allocator, but mark it with "?". Mark the first
735 alternative with "*?*?".
736 (*mul_sub_si): Likewise.
737 (*mul_acc_si_r3900): New pattern.
739 2008-11-17 Jakub Jelinek <jakub@redhat.com>
742 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
743 propagating x = &a into *x = b, add a cast if not useless
744 type conversion or don't optimize if another stmt would be
747 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
750 * optabs.c (expand_sync_operation): Properly handle NAND case
751 by calculating ~(t1 & val) instead of (~t1 & val).
752 * builtins.c (expand_builtin_sync_operation): Warn for changed
753 semantics in NAND builtins.
754 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
756 * doc/invoke.texi (Warning options): Add Wsync-nand.
757 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
758 __sync_fetch_and_nand builtin operation in the example. Add a note
759 about changed semantics in GCC 4.4.
760 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
761 operation in the example. Add a note about changed semantics in
764 2008-11-16 Jan Hubicka <jh@suse.cz>
766 * cgraph.c (cgraph_function_body_availability): Fix test of externally
769 2008-11-16 Joshua Kinard <kumba@gentoo.org>
771 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
774 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
777 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
778 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
780 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
781 rather than call_really_used_regs when handling $gp.
783 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
786 * config/mips/mips.c (machine_function): Update the comment
787 above global_pointer.
788 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
789 that a function doesn't need a global pointer.
790 (mips_current_loadgp_style): Update accordingly.
791 (mips_restore_gp): Likewise.
792 (mips_output_cplocal): Likewise.
793 (mips_expand_prologue): Likewise.
795 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
797 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
798 parameter. Use DImode for computing the number of registers.
799 (function_arg): Adjust for above change.
800 (function_value): Likewise.
802 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
804 PR tree-optimization/37950
805 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
806 not computed for the current function.
808 2008-11-15 Jakub Jelinek <jakub@redhat.com>
811 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
812 gpr and other COMPONENT_REFs.
814 2008-11-15 Richard Guenther <rguenther@suse.de>
816 PR tree-optimization/38051
817 * tree-ssa-alias.c (update_alias_info_1): Manually find
820 2008-11-15 Joshua Kinard <kumba@gentoo.org>
822 * doc/invoke.texi (-mfix-r10000): Document.
823 * config/mips/mips.opt (mfix-r10000): New option.
824 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
825 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
826 (MIPS_COMPARE_AND_SWAP_12): Likewise.
827 (MIPS_SYNC_OP): Likewise.
828 (MIPS_SYNC_OP_12): Likewise.
829 (MIPS_SYNC_OLD_OP_12): Likewise.
830 (MIPS_SYNC_NEW_OP_12): Likewise.
831 (MIPS_SYNC_OLD_OP): Likewise.
832 (MIPS_SYNC_NAND): Likewise.
833 (MIPS_SYNC_OLD_NAND): Likewise.
834 (MIPS_SYNC_EXCHANGE): Likewise.
835 (MIPS_SYNC_EXCHANGE_12): Likewise.
836 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
838 (MIPS_SYNC_NEW_NAND): Likewise.
839 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
840 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
841 (mips_output_sync_loop): New function.
842 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
843 Make -mfix-r10000 require branch-likely instructions.
844 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
845 mips_output_sync_loop.
846 (compare_and_swap_12): Likewise.
847 (sync_add<mode>): Likewise.
848 (sync_<optab>_12): Likewise.
849 (sync_old_<optab>_12): Likewise.
850 (sync_new_<optab>_12): Likewise.
851 (sync_nand_12): Likewise.
852 (sync_old_nand_12): Likewise.
853 (sync_new_nand_12): Likewise.
854 (sync_sub<mode>): Likewise.
855 (sync_old_add<mode>): Likewise.
856 (sync_old_sub<mode>): Likewise.
857 (sync_new_add<mode>): Likewise.
858 (sync_new_sub<mode>): Likewise.
859 (sync_<optab><mode>): Likewise.
860 (sync_old_<optab><mode>): Likewise.
861 (sync_new_<optab><mode>): Likewise.
862 (sync_nand<mode>): Likewise.
863 (sync_old_nand<mode>): Likewise.
864 (sync_new_nand<mode>): Likewise.
865 (sync_lock_test_and_set<mode>): Likewise.
866 (test_and_set_12): Likewise.
868 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
870 * gcc.c (cc1_options): Fix comment.
872 2008-11-15 Jakub Jelinek <jakub@redhat.com>
875 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
876 argtype instead of result_type.
878 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
880 * ira-int.h (struct ira_loop_tree_node): Improve comments for
881 subloop_next/next and subloops/childen fields.
883 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
885 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
886 (STANDARD_INCLUDE_DIR): Redefine to "/include".
887 (LOCAL_INCLUDE_DIR): Undefine.
888 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
890 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
892 PR rtl-optimization/37397
893 * ira-int.h (struct ira_allocno): New member bad_spill_p.
894 (ALLOCNO_BAD_SPILL_P): New macro.
896 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
898 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
899 (create_cap_allocno, propagate_allocno_info,
900 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
901 (update_bad_spill_attribute): New function.
902 (ira_build): Call it.
904 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
906 2008-11-14 Jakub Jelinek <jakub@redhat.com>
908 PR tree-optimization/38104
909 * gimplify.c (gimple_regimplify_operands): Add referenced vars
910 before calling mark_symbols_for_renaming, not after it.
912 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
914 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
915 (OVERRIDE_OPTIONS): Likewise.
917 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
918 Andrew Stubbs <ams@codesourcery.com>
919 Gunnar Von Boehn <gunnar@genesi-usa.com>
922 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
923 the shorter LEA insn over ADD.L where possible.
925 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
927 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
928 systems, which are assumend to always provide SSP-support in glibc.
929 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
931 * configure: Regenerate.
933 2008-11-14 Jakub Jelinek <jakub@redhat.com>
936 * function.c (gimplify_parameters): For callee copies parameters,
937 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
939 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
942 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
943 x86 parts into the `i[34567]86-*-linux*' and parts that are
944 independent of the processor architecture into the `*-*-linux*' cases.
945 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
946 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
947 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
948 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
949 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
950 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
951 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
953 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
955 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
956 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
957 (ls2_idiv): Likewise idiv3.
958 (ls2_prefetch): New reservation.
959 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
960 * config/mips/mips.md (type): Add imul3nc and idiv3.
961 (length): Handle idiv3.
962 (any_mod): New code_iterator.
963 (u): Handle MOD and UMOD.
964 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
965 (prefetch): Handle TARGET_LOONGSON_2EF.
967 2008-11-13 Jakub Jelinek <jakub@redhat.com>
970 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
971 (prune_unused_types_walk): Call it for non-perennial local classes.
972 Set die_mark to 2 if recursing on children. If die_mark is 1 on
973 entry, just set it to 2 and recurse on children, don't walk attributes
976 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
978 * c-common.c (warn_about_parentheses): Add missing whitespace
981 2008-11-13 Paul Brook <paul@codesourcery.com>
983 * doc/invoke.texi: Document --fix-cortex-m3.
984 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
985 Cortex-M3 cpu is selected.
986 (output_move_double): Avoid overlapping base register and first
987 destination register when fix_cm3_ldrd.
988 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
990 2008-11-13 Jakub Jelinek <jakub@redhat.com>
993 * gimple.h (gimple_range_check_failed): Remove prototype.
994 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
996 (gimple_range_check_failed): Removed.
998 2008-11-13 Andrew Haley <aph@redhat.com>
1001 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1004 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1008 2007-05-07 Mike Stump <mrs@apple.com>
1009 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1010 also checks for and while statements in C++.
1012 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1015 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1016 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1017 - which clones are reachable - as "abstract and needed".
1018 * cgraph.c (cgraph_release_function_body): If a node is
1019 "abstract and needed", do not release its DECL_INITIAL() content
1020 that will be needed to emit debug info.
1022 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1025 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1026 to set HAVE_GETIPINFO.
1027 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1028 * configure: Regenerate.
1029 * config.in: Regenerate.
1031 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1034 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1036 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1039 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1040 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1042 2008-11-12 Jason Merrill <jason@redhat.com>
1045 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1048 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1050 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1051 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1053 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1054 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1056 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1058 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1059 packed-stack special handling.
1060 (FRAME_ADDR_RTX): Add definition.
1062 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1065 * fold-const.c (native_encode_string): New function.
1066 (native_encode_expr): Use it for STRING_CST.
1068 2008-11-12 DJ Delorie <dj@redhat.com>
1070 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1071 insns if the intermediate value will be used later.
1073 2008-11-12 Andreas Schwab <schwab@suse.de>
1075 * config/m68k/m68k.c (print_operand): Mask off extra extension
1076 bits when writing out the representation of real values.
1078 2008-11-12 Ira Rosen <irar@il.ibm.com>
1080 PR tree-optimization/38079
1081 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1084 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1087 * c-pretty-print.c (pp_c_complex_expr): New function.
1088 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1091 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1092 than INNER and INNER is a constant, forcibly align INNER as much
1095 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1097 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1099 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1101 PR rtl-optimization/37363
1102 * simplify-rtx.c (simplify_plus_minus): Don't create
1103 (const (minus ...)) expresisons.
1105 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1107 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1110 2008-11-10 Catherine Moore <clm@codesourcery.com>
1112 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1114 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1115 (BASE_DRIVER_SELF_SPECS): Remove.
1116 (DRIVER_SELF_SPECS): New definition.
1117 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1118 BASE_DRIVER_SELF_SPECS.
1119 * config/mips/sde.h: Likewise.
1120 * config/mips/iris6.h: Likewise.
1121 * config/mips/vr.h: Likewise.
1122 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1124 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1126 PR rtl-optimizations/37948
1127 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1128 (ira_create_copy, ira_add_allocno_copy): New parameter.
1130 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1131 to ira_add_allocno_copy.
1132 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1133 parameter to process_regs_for_copy.
1134 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1135 Fix typo in passing second allocno to ira_add_allocno_copy.
1137 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1138 coalesced allocnos list.
1139 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1141 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1142 (add_ira_allocno_to_ordered_bucket): Rename to
1143 add_allocno_to_ordered_bucket.
1144 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1145 head of coalesced allocnos list.
1146 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1147 Check that it is aready calculated.
1148 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1149 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1151 (coalesce_allocnos): Do extended coalescing too.
1153 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1154 parameter to ira_add_allocno_copy.
1156 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1158 (print_copy): Print copy origination too.
1160 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1163 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1165 PR rtl-optimization/37514
1166 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1167 flag_ira_share_spill_slots to 2 if it's already non-zero.
1168 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1169 flag_ira_share_spill_slots is 2.
1171 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1173 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1174 (prologue_enter_32): Set FB to SP - 4.
1176 2008-11-10 DJ Delorie <dj@redhat.com>
1178 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1179 constraint for single-bit-clear in lower byte of HI constant, vs
1180 Imb which just ignores the upper byte.
1181 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1182 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1183 (iorhi3_16): Check for single bit set, not single bit clear.
1185 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1187 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1189 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1191 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1193 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1194 values living in memory and use more precise alignment information.
1196 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1199 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1200 after __mf_check call if the call must end a bb.
1202 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1206 * combine.c (force_to_mode): Do not process vector types.
1208 * rtlanal.c (nonzero_bits1): Do not process vector types.
1209 (num_sign_bit_copies1): Likewise.
1211 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1213 * config/i386/gnu.h: Add copyright and licensing header.
1214 * config/gnu.h: Likewise.
1216 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1218 * fwprop.c (fwprop_done): Call df_remove_problem.
1220 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1223 * tree-scalar-evolution.c (instantiate_scev_1): Return
1224 chrec_dont_know for VL_EXP_CLASS_P.
1226 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1228 * reg-stack.c (reg_to_stack): Add missing braces in memset
1231 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1233 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1234 (NO_PROFILE_COUNTERS): New define.
1236 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1239 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1241 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1244 * config/sparc/constraints.md (D): New.
1245 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1246 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1248 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1249 Use the 'D' constraint in addition to 'F' in some alternatives.
1250 (DF splitter): Generalize for V64mode.
1251 * doc/md.texi (SPARC): Document the 'D' constraint.
1253 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1255 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1257 2008-11-06 Ben Elliston <bje@au.ibm.com>
1259 * gcc.c: Remove ancient comment about a bug in Sun cc.
1261 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1263 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1265 2008-11-06 Ben Elliston <bje@au.ibm.com>
1267 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1269 2008-11-06 Ben Elliston <bje@au.ibm.com>
1271 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1274 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1277 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1280 2008-11-05 Martin Jambor <mjambor@suse.cz>
1283 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1284 pointer arithmetics into array_ref if the array is accessed
1285 through an indirect_ref.
1287 2008-11-05 Richard Guenther <rguenther@suse.de>
1290 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1291 qualified pointer conversion before stripping qualifiers.
1292 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1293 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1294 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1297 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1298 properly canonicalize binary ops.
1299 (forward_propagate_addr_expr_1): Use
1300 may_propagate_address_into_dereference.
1302 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1305 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1306 Initialize uninitialized input registers with a NaN.
1308 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1312 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1314 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1318 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1319 exits and conditions.
1320 * testsuite/gcc.dg/graphite/pr37943.c: New.
1322 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1323 Andrew Pinski <andrew_pinski@playstation.sony.com>
1326 * c-common.c (warn_for_sign_compare): For complex result_type
1327 use component's type.
1329 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1331 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1333 * print-tree.c (print_node): Don't print DECL_INITIAL
1337 * c-common.c (parse_optimize_options): Save and restore
1338 flag_strict_aliasing around decode_options call.
1340 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1342 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1343 (host_detect_local_cpu): Use it instead of casted strings to
1344 compare vendor signatures.
1346 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1349 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1350 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1352 2008-11-03 Catherine Moore <clm@codesourcery.com>
1354 * config/mips.c (mips_conditional_register_usage): Handle the
1355 DSP control register.
1356 * doc/extend.texi: Document the DSP control register.
1358 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1359 Jakub Jelinek <jakub@redhat.com>
1361 * omp-low.c (expand_omp_for_generic): If iter_type has different
1362 precision than type and type is a pointer type, cast n1 and n2
1363 first to an integer type with the same precision as pointers
1364 and only afterwards to iter_type.
1366 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1368 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1369 (UNSPEC_GOTSYM_OFF): New unspec.
1370 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1371 (pic_add_dot_plus_eight): Likewise.
1372 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1373 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1374 UNSPEC_PIC_BASE operands.
1375 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1376 (arm_output_addr_const_extra): Handle it.
1378 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1380 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1381 integer class to full integer class if the offset is not word-aligned.
1383 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1386 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1388 (doloop_optimize): Update call to doloop_modify.
1390 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1392 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1394 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1397 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1398 gcc_cv_as_cfi_directive.
1399 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1400 merging read-only and read-write sections or assembler emits
1401 read-write .eh_frame sections.
1402 * configure: Regenerate.
1404 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1407 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1409 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1411 (rs6000_emit_prologue): Invert logic.
1412 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1413 (reg:P 11) instead of match_operand.
1414 (*save_fpregs_<mode>): Likewise.
1415 (*restore_gpregs_<mode>): Likewise.
1416 (*return_and_restore_gpregs_<mode>): Likewise.
1417 (*return_and_restore_fpregs_<mode>): Likewise.
1418 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1419 (reg:P 11) insted of match_operand.
1420 (*restore_gpregs_spe): Likewise.
1421 (*return_and_restore_gpregs_spe): Likewise.
1423 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1425 PR tree-optimization/37684
1426 * gcc.dg/graphite/pr37684.c: New.
1427 * graphite.c (exclude_component_ref): New.
1428 (is_simple_operand): Call exclude_component_ref.
1430 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1432 PR tree-optimization/36908
1433 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1434 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1435 (number_of_rw_in_partition): New.
1436 (partition_contains_all_rw): New.
1437 (ldist_gen): Do not distribute when one of the partitions
1438 contains all the memory operations.
1440 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1442 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1443 EDGE_IRREDUCIBLE_LOOP.
1445 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1447 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1448 where we have one entry point in the loop which isn't the head.
1450 2008-11-03 Richard Guenther <rguenther@suse.de>
1453 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1455 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1458 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1459 for ipa and simple ipa passes.
1461 2008-11-02 Richard Guenther <rguenther@suse.de>
1463 PR tree-optimization/37542
1464 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1465 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1466 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1467 (vn_nary_op_insert_stmt): Likewise.
1468 (visit_use): Likewise.
1470 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1472 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1474 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1475 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1476 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1477 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1478 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1479 peephole2's): Replace unspec with rotate.
1480 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1482 2008-11-02 Richard Guenther <rguenther@suse.de>
1484 PR tree-optimization/37991
1485 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1486 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1487 (set_ssa_val_to): Print if the value changed.
1488 (simplify_binary_expression): Strip useless conversions.
1490 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1493 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1496 2008-11-01 Richard Guenther <rguenther@suse.de>
1499 * builtins.c (fold_builtin_strspn): Return a size_t.
1500 (fold_builtin_strcspn): Likewise.
1502 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1504 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1505 attribute for struct return convention.
1507 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1509 * config/rs6000/crtsavres.asm: Really, really delete.
1511 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1513 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1515 (rs6000_emit_prologue): Invert logic.
1516 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1517 (reg:P 11) instead of match_operand.
1518 (*save_fpregs_<mode>): Likewise.
1519 (*restore_gpregs_<mode>): Likewise.
1520 (*return_and_restore_gpregs_<mode>): Likewise.
1521 (*return_and_restore_fpregs_<mode>): Likewise.
1522 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1523 (reg:P 11) insted of match_operand.
1524 (*restore_gpregs_spe): Likewise.
1525 (*return_and_restore_gpregs_spe): Likewise.
1527 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1529 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1530 list of word switches that take args.
1532 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1534 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1535 (s390_output_pool_entry): Call it through for_each_rtx.
1538 * expr.c (store_constructor): For vectors, if target is a MEM, use
1539 target's MEM_ALIAS_SET instead of elttype alias set.
1541 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1544 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1547 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1550 * config/rs6000/predicates.md (word_offset_memref_operand):
1551 Restructure code and look inside auto-inc/dec addresses.
1553 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1556 * libgcov.c ( __gcov_indirect_call_profiler): Check
1557 TARGET_VTABLE_USES_DESCRIPTORS.
1559 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1561 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1562 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1563 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1564 offset if eliminating soft frame pointer.
1565 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1566 (stack_protect_test_si): Add initial machine description
1567 for Stack Smashing Protector
1569 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1572 * c-common.c (min_precision): Move to...
1573 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1574 * tree.h (tree_int_cst_min_precision): Declare.
1575 * c-common.h (min_precision): Delete declaration.
1576 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1577 multiplication of non-negative integer constants.
1578 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1579 tree_int_cst_min_precision.
1580 (finish_enum): Likewise.
1582 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1585 * convert.c (convert_to_real): Do not optimize conversions of
1586 binary arithmetic operations between binary and decimal
1587 floating-point types. Consider mode of target type in determining
1588 decimal type for arithmetic. Unless
1589 flag_unsafe_math_optimizations, do not optimize binary conversions
1590 where this may change rounding behavior.
1591 * real.c (real_can_shorten_arithmetic): New.
1592 * real.h (real_can_shorten_arithmetic): Declare.
1594 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1596 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1597 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1598 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1600 (must_save_p): For some workarounds, interrupts need to clobber a
1602 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1603 and LC1 for WA_05000257.
1604 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1605 WA_05000283 and WA_05000315.
1606 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1607 (movbi): Add alternative to set CC to 1; improve code for setting
1609 (dummy_load): New pattern.
1611 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1614 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1615 BLKmode for non-memory, convert using a wider MODE_INT mode
1619 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1620 that haven't been removed yet.
1622 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1624 * config/bfin/bfin.c (struct machine_function): New member
1625 has_loopreg_clobber.
1626 (bfin_expand_movmem): Set it when generating memcpy insns.
1627 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1628 expand_epilogue_reg_restore): If we have hardware loops,
1629 memcpy insns (indicated by has_loopreg_clobber) or function
1630 calls, we need to save the loop registers.
1632 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1634 * config/i386/i386.c (core2_cost): Fix typos in comments.
1636 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1639 * combine.c (make_compound_operation): Don't call make_extraction with
1640 non-positive length.
1641 (simplify_shift_const_1): Canonicalize count even if complement_p.
1643 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1645 * convert.c (strip_float_extensions): Do not remove or introduce
1646 conversions between binary and decimal floating-point types.
1648 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1651 * fold-const.c (distribute_bit_expr): Convert common, left and
1652 right arguments to type.
1654 2008-10-28 Nick Clifton <nickc@redhat.com>
1656 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1657 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1658 call_really_used_regs array rather than the call_used_regs array.
1659 (mn10300_get_live_callee_saved_regs, expand_prologue,
1660 expand_epilogue, output_tst): Likewise.
1662 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1665 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1666 (df_get_entry_block_def_set): Neither here.
1667 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1669 PR tree-optimization/37879
1670 * predict.c (tree_estimate_probability): Check if last_stmt is
1671 non-NULL before dereferencing it.
1673 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1675 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1676 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1677 (ira_fast_allocation): Remove the prototype.
1679 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1680 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1681 (color_pass): Modify the updated costs.
1682 (ira_color): Rename to color. Make it static.
1683 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1684 (ira_color): New function.
1686 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1689 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1691 (set_allocno_live, clear_allocno_live, mark_ref_live,
1692 mark_ref_dead): Invalidate corresponding element of
1693 allocno_saved_at_call.
1694 (process_bb_node_lives): Increment last_call_num. Setup
1695 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1696 allocno was already saved.
1697 (ira_create_allocno_live_ranges): Initiate last_call_num and
1698 allocno_saved_at_call.
1700 * ira-build.c (ira_create_allocno): Initiate
1701 ALLOCNO_UPDATED_COVER_CLASS_COST.
1702 (create_cap_allocno, propagate_allocno_info,
1703 remove_unnecessary_allocnos): Remove setting updated costs.
1704 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1706 * ira.c (ira): Don't call ira_fast_allocation.
1708 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1711 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1714 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1716 * ira-int.h (ira_hard_regno_cover_class): New.
1718 * ira-lives.c (mark_reg_live, mark_reg_dead,
1719 process_bb_node_lives): Use ira_hard_regno_cover_class.
1721 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1722 (setup_hard_regno_cover_class): New function.
1723 (ira_init): Call setup_hard_regno_cover_class.
1725 * ira-costs.c (cost_class_nums): Add comment.
1726 (find_allocno_class_costs): Initiate cost_class_nums.
1727 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1729 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1732 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1733 Rename to copy_info_to_removed_store_destinations. Propagate
1734 conflict hard regs and register stack attribute.
1736 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1739 * pa.c (function_arg_padding): Pad complex and vector types
1740 upward in 64-bit runtime.
1741 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1743 2008-10-26 Matthias Klose <doko@ubuntu.com>
1745 * doc/install.texi: Document requirements on antlr.
1747 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1749 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1752 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1755 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1756 is defined, use it to modify the constant offset.
1758 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1760 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1761 and short arguments to the correct location as mandated by the ABI.
1763 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1765 PR rtl-optimization/37769
1766 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1768 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1770 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1771 unwind-dw2-Os-4-200.o.
1773 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1775 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1776 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1778 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1780 PR tree-optimization/36038
1781 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1782 add sizetype IV with initial value zero instead of pointer type.
1784 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1787 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1788 around bit operation.
1789 * profile.c (is_edge_inconsistent): Likewise.
1790 * fold-const.c (truth_value_p): Move from here...
1791 * tree.h (truth_value_p): ... to here.
1792 * c-tree.h (c_expr): Update description of original_code.
1793 * c-typeck.c (parser_build_unary_op): Set original_code.
1794 (parser_build_binary_op): Update call to warn_about_parentheses.
1795 * c-common.c (warn_about_parentheses): Take two additional
1796 arguments of the operands. Use a switch. Quote operators
1797 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1798 Add warning about !x | y and !x & y.
1799 * c-common.h (warn_about_parentheses): Update declaration.
1801 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1803 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1804 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1805 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1807 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1808 (check-%): For test targets listed in lang_checks_parallelized
1809 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1810 run the testing in multiple make goals, possibly parallel, and
1811 afterwards run dg-extract-results.sh to merge the sum and log files.
1813 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1815 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1816 (mips_move_to_gpr_cost): Likewise.
1817 (mips_move_from_gpr_cost): Likewise.
1818 (mips_register_move_cost): Make more fine-grained.
1820 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1822 * graphite.c (graphite_apply_transformations): Check for
1823 -fgraphite-identity.
1824 * toplev.c (process_options): Add graphite_identity.
1825 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1827 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1829 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1830 mulhisihl and mulhisihh builtins.
1832 From Jie Zhang <jie.zhang@analog.com>
1833 * config/bfin/bfin.md (composev2hi): Put operands into vector
1836 2008-10-22 Chao-ying Fu <fu@mips.com>
1838 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1840 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1842 From Mike Frysinger <michael.frysinger@analog.com>
1843 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1844 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1845 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1846 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1847 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1848 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1849 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1850 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1851 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1852 __ADSPBF51x__ for all of them.
1853 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1854 -mcpu bf512, bf514, bf516, and bf518.
1855 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1856 bf512-none, bf514-none, bf516-none, and bf518-none.
1857 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1858 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1859 * doc/invoke.texi (Blackfin Options): Document that
1860 -mcpu now accepts bf512, bf514, bf516, and bf518.
1862 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1865 * fold-const.c (build_range_type): For 1 .. signed_max
1866 range call build_nonstandard_inter_type if signed_type_for
1867 returned a type with bigger precision.
1869 2008-10-22 Richard Guenther <rguenther@suse.de>
1871 * tree.def (COMPLEX_TYPE): Constrain element type.
1872 * tree.c (build_complex_type): Assert that.
1873 * tree-ssa-structalias.c (could_have_pointers): Complex types
1874 cannot have pointers.
1876 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1879 * c-typeck.c (convert_for_assignment): Do not give declaration's
1880 location for builtins. Spell out which type was expected and which
1883 2008-10-22 Nick Clifton <nickc@redhat.com>
1885 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1886 the fdpic register to be a target when running in fdpic mode.
1888 2008-10-22 Rafael Espindola <espindola@google.com>
1890 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1891 newly created statements.
1893 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1896 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1897 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
1898 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
1900 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1903 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
1904 Adjust -mcmodel=medium description for 2005-07-31 changes.
1906 2008-10-22 Jan Hubicka <jh@suse.cz>
1907 Jakub Jelinek <jakub@redhat.com>
1910 * doc/invoke.texi: Remove references to obsoleted -d dumps.
1912 2008-10-21 Richard Henderson <rth@redhat.com>
1915 * emit-rtl.c (get_spill_slot_decl): Export.
1916 * emit-rtl.h (get_spill_slot_decl): Declare.
1917 * var-tracking.c (vt_add_function_parameters): Relax assertion
1918 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
1920 2008-10-21 Bob Wilson <bob.wilson@acm.org>
1922 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
1923 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
1926 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
1929 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
1930 processed by get_maxval_strlen.
1932 2008-10-21 David Edelsohn <edelsohn@gnu.org>
1935 * tree.c (get_file_function_name): Copy first_global_object_name.
1936 Centralize call to clean_symbol_name.
1938 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
1940 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
1941 * config/svr4.h (SVR4_ASM_SPEC): New.
1942 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1943 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1945 * doc/invoke.texi (Option Summary): Add -T to linker options.
1946 (Link Options): Document -T.
1948 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1950 * tree-inline.c (tree_inlinable_function_p): Remove tuples
1953 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1956 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
1958 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
1960 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
1963 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
1965 * doc/install.texi: Fix typos in previous patch.
1967 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
1969 * doc/install.texi: Document in-tree building of gcc and mpfr.
1971 2008-10-19 Richard Guenther <rguenther@suse.de>
1973 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
1975 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1978 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
1979 (build_enumerator): Convert enumerators that fit in integer to
1982 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
1984 * config/i386/i386.md (unnamed peephole2): Do not force memory
1985 operands of arith or logical instructions into registers for
1986 non-TARGET_READ_MODIFY targets.
1988 (ffs_cmove): Change operand 0 predicate to register_operand.
1989 Change operand 1 predicate to nonimmediate_operand.
1991 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
1993 2008-10-18 Richard Guenther <rguenther@suse.de>
1995 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
1996 VIEW_CONVERT_EXPR case against invalid gimple.
1998 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2000 * c-parser.c (c_parser_binary_expression): Silence the
2001 uninitialized variable warning emitted for binary_loc.
2003 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2005 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2008 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2011 * c-typeck.c (build_unary_op): Use omit_one_operand for
2012 IMAGPART_EXPR of real argument.
2014 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2016 PR tree-optimization/37664
2017 * fold-const.c (fold_binary): When optimizing comparison with
2018 highest or lowest type's value, don't consider TREE_OVERFLOW.
2020 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2023 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2024 * coverage.c: Include tm_p.h.
2025 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2026 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2027 dollar signs from PREFIX.
2028 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2029 instead of manual strip_name_encoding.
2031 2008-10-16 Richard Guenther <rguenther@suse.de>
2034 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2035 volatile qualified functions or methods as relevant.
2037 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2039 PR tree-optimization/37525
2040 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2041 sizetype unsigned constants, both in the case of C and bounds.
2043 2008-10-15 Jan Hubicka <jh@suse.cz>
2045 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2047 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2050 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2051 HARD_REGNO_CALL_PART_CLOBBERED.
2053 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2056 * ira-lives.c (mark_early_clobbers): Remove.
2057 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2058 check_and_make_def_conflicts,
2059 make_early_clobber_and_input_conflicts,
2060 mark_hard_reg_early_clobbers): New functions.
2061 (process_bb_node_lives): Call
2062 make_early_clobber_and_input_conflicts and
2063 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2065 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2066 early clobbers of pseudo-registers.
2068 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2071 * ira-build.c (ira_flattening): Recalculate
2072 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2073 from the scratch instead of the propagation.
2075 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2077 * doc/rtl.texi (const_double): Remove the "addr" operand.
2078 Describe CONST_DOUBLE_* macros under const_double rather
2080 (const_fixed): Fix the operand description.
2081 (const): Add an @findex directive.
2082 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2083 after the constant rtl table.
2084 (fix): Combine floating-point and fixed-point descriptions.
2086 * sched-deps.c (sched_analyze_2): Remove reference to
2089 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2091 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2093 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2094 for UNSPEC_GOTSYM_OFFs.
2095 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2096 (add_GOT_to_pic_reg): Use it.
2097 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2099 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2100 Harsha Jagasia <harsha.jagasia@amd.com>
2102 PR tree-optimization/37485
2103 * graphite.c (gmp_cst_to_tree): Moved.
2104 (iv_stack_entry_is_constant): New.
2105 (iv_stack_entry_is_iv): New.
2106 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2107 (loop_iv_stack_insert_constant): New.
2108 (loop_iv_stack_pop): Use new datatpype.
2109 (loop_iv_stack_get_iv): Same.
2110 (loop_iv_stack_get_iv_from_name): Same.
2111 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2112 (loop_iv_stack_patch_for_consts): New.
2113 (loop_iv_stack_remove_constants): New.
2114 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2115 (translate_clast): Call loop_iv_stack_patch_for_consts and
2116 loop_iv_stack_remove_constants.
2117 (gloog): Use new datatype. Redirect construction edge to end
2118 block to avoid accidental deletion.
2119 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2121 (union iv_stack_entry_data): New. Data in iv stack entry.
2122 (struct iv_stack_entry): New. Datatype for iv stack entries.
2124 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2126 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2127 * graphite.c (free_scop): Same.
2128 (build_scops): Same.
2129 (free_scattering): New.
2130 (build_cloog_prog): Call free_scattering.
2131 (patch_phis_for_virtual_defs): Fix memleak.
2132 (graphite_trans_bb_strip_mine): Same.
2133 (limit_scops): Same.
2135 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2136 Harsha Jagasia <harsha.jagasia@amd.com>
2138 PR tree-optimization/37828
2139 * graphite.c (graphite_trans_loop_block): Do not loop block
2140 single nested loops.
2142 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2144 PR tree-optimization/37686
2145 * tree-loop-linear.c (linear_transform_loops): Build a
2146 loop nest vector. Pass it to lambda_compute_access_matrices.
2147 * tree-data-ref.h (struct access_matrix): Store the loop nest
2148 relative to which it encodes the information.
2149 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2150 (am_vector_index_for_loop): Reimplemented: iterate over the
2151 loop nest for finding the loop index in the access matrix.
2152 (lambda_compute_access_matrices): Update declaration.
2153 * lambda-code.c (build_access_matrix): Pass the loop nest and
2155 (lambda_compute_access_matrices): Same.
2157 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2159 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2160 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2161 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2162 already implies hard float. Also fix several insn condition
2163 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2165 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2168 Based on patches by Laurent Vivier.
2169 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2170 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2171 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2172 dollar sign to underscore.
2173 (ASM_OUTPUT_EXTERNAL): Same.
2174 (ASM_OUTPUT_LABELREF): New.
2175 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2177 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2178 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2179 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2180 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2182 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2184 PR tree-optimization/36881
2185 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2186 that each value doesn't need runtime relocations, for !flag_pic
2187 check that each value is just a valid initializer constant.
2189 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2191 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2192 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2193 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2194 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2196 (REG_CLASS_NAMES): Update accordingly.
2197 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2198 rather than an unpredictable descriptive string.
2199 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2200 (mips_register_move_cost): Check for specific COP*_REGS classes,
2201 instead of ALL_COP_AND_GR_REGS.
2202 (mips_ira_cover_classes): New function.
2203 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2204 (TARGET_IRA_COVER_CLASSES): Define.
2206 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2209 * tree.c (build_type_attribute_qual_variant): Hash on the
2210 unqualified type, and don't overwrite an existing
2211 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2212 allow distinguishing between wchar_t and its underlying type. This
2213 also means that we'll retain a little more typedef information.
2215 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2216 Dmitry Melnik <dm@ispras.ru>
2217 Dmitry Zhurikhin <zhur@ispras.ru>
2218 Alexander Monakov <amonakov@ispras.ru>
2219 Maxim Kuvyrkov <maxim@codesourcery.com>
2221 * target.h (struct gcc_target): Update prototypes of needs_block_p
2223 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2224 * sel-sched.c (create_speculation_check): Likewise.
2225 * doc/tm.texi: Provide documentation for new target hooks.
2227 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2228 (ia64_gen_spec_insn): Removed.
2229 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2230 ia64_gen_spec_check): New static functions.
2231 (ia64_alloc_sched_context, ia64_init_sched_context,
2232 ia64_set_sched_context, ia64_clear_sched_context,
2233 ia64_free_sched_context, ia64_get_insn_spec_ds,
2234 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2235 (ia64_needs_block_p): Change prototype.
2236 (ia64_gen_check): Rename to ia64_gen_spec_check.
2237 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2238 into declaration, add special memory dependencies handling.
2239 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2240 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2241 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2242 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2243 Define new target hooks.
2244 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2245 (ia64_optimization_options): Turn on selective scheduling with -O3,
2246 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2247 default with selective scheduling.
2248 (ia64_override_options): Initialize align_loops and align_functions
2249 to 32 and 64, respectively. Set global selective scheduling flags
2250 according to target-dependent flags.
2251 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2252 (group_barrier_needed): Use new mstop-bit-before-check flag.
2254 (dfa_state_size): Make global.
2255 (spec_check_no, max_uid): Remove.
2256 (mem_ops_in_group, current_cycle): New variables.
2257 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2258 Initialize new variables.
2259 (is_load_p, record_memory_reference): New functions.
2260 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2262 (ia64_variable_issue): Change use of current_sched_info to
2263 sched_deps_info. Update comment. Note if a load or a store is issued.
2264 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2265 advance if maximal number of loads or stores was issued on current
2267 (scheduled_good_insn): New static helper function.
2268 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2269 a group barrier is needed. Fix vertical spacing. Guard the code
2270 doing state transition with last_scheduled_insn check.
2271 Mark that a stop bit should be before current insn if there was a
2272 cycle advance. Update current_cycle and mem_ops_in_group.
2273 (ia64_h_i_d_extended): Change use of current_sched_info to
2274 sched_deps_info. Reallocate stops_p by larger chunks.
2275 (struct _ia64_sched_context): New structure.
2276 (ia64_sched_context_t): New typedef.
2277 (ia64_alloc_sched_context, ia64_init_sched_context,
2278 ia64_set_sched_context, ia64_clear_sched_context,
2279 ia64_free_sched_context): New static functions.
2280 (gen_func_t): New typedef.
2281 (get_spec_load_gen_function): New function.
2282 (SPEC_GEN_EXTEND_OFFSET): Declare.
2283 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2284 (get_mode_no_for_insn): Change the condition that prevents use of
2285 special hardware registers so it can now handle pseudos.
2286 (get_spec_unspec_code): New function.
2287 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2288 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2289 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2290 during selective scheduling.
2291 (ia64_speculate_insn): Use ds_get_speculation_types when
2292 determining whether we need to change the pattern.
2293 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2294 (ia64_spec_check_src_p): Support new speculation/check codes.
2295 (struct bundle_state): New field.
2296 (issue_nops_and_insn): Initialize it.
2297 (insert_bundle_state): Minimize mid-bundle stop bits.
2298 (important_for_bundling_p): New function.
2299 (get_next_important_insn): Use important_for_bundling_p.
2300 (bundling): When shifting TImode from unimportant insns, ignore
2301 also group barriers. Assert that best state is found before
2302 the backward bundling pass. Print number of mid-bundle stop bits.
2303 Minimize mid-bundle stop bits. Check correct calculation of
2304 mid-bundle stop bits.
2305 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2306 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2308 (sel2_run): New variable.
2309 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2310 selective scheduling pass instead of schedule_ebbs.
2312 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2313 (UNSPEC_LDS_A): New UNSPEC.
2314 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2315 movti_internal, movsf_internal, movdf_internal,
2316 movxf_internal): Make visible. Add speculable* attributes.
2317 (output_c_nc): New mode attribute.
2318 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2319 mov<mode>_nc, zero_extend<mode>di2_nc,
2320 advanced_load_check_nc_<mode>): New insns.
2321 (zero_extend*): Add speculable* attributes.
2323 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2324 (msched-stop-bits-after-every-cycle): Likewise.
2325 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2327 (msched-spec-verbose): Remove.
2328 (msched-prefer-non-data-spec-insns,
2329 msched-prefer-non-control-spec-insns,
2330 msched-count-spec-in-critical-path,
2331 msel-sched-dont-check-control-spec): Use Target Report Var
2332 instead of Common Report Var.
2334 * config/ia64/itanium2.md: Remove incorrect bypass.
2336 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2338 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2341 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2342 and -fhelp=separate.
2344 2008-10-14 Ben Elliston <bje@au.ibm.com>
2346 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2348 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2350 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2353 2008-10-13 Matthias Klose <doko@ubuntu.com>
2355 * config/pa/linux-atomic.c: Work around missing header file
2356 for hppa64-linux-gnu targets.
2358 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2359 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2360 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2361 Grace Cao <grace_cao@playstation.sony.com>
2363 * doc/invoke.texi (-mgen-cell-microcode): Document.
2364 (-mwarn-cell-microcode): Document.
2365 * cfglayout.c (locator_location): Export.
2366 * rtl.h (locator_location): Define prototype.
2367 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2369 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2370 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2371 (mwarn-cell-microcode): New option.
2372 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2373 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2374 cell and not already set.
2375 Turn off string instructions if not generating cell microcode.
2376 (rs6000_final_prescan_insn): New function that warns about microcoded
2378 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2379 * config/rs6000/rs6000.md
2380 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2381 the instruction would have been microcoded on the Cell. Set
2382 cell_micro to always on unnamed patterns for the string instructions.
2383 (cell_micro): Update definition, remove load/store conditional
2385 (sign_extend:DI): Define new pattern for non microcoded version.
2386 (sign_extend:SI): Likewise.
2387 (compare (div:P)): Set cell_micro to not.
2388 (andsi3): Define as an expand.
2389 (andsi3_mc): New pattern.
2390 (andsi3_nomc): New pattern.
2391 (andsi3_internal0_nomc): New pattern.
2392 (andsi3_internal2): Rename to ...
2393 (andsi3_internal2_mc): this and enable iff generating microcode.
2394 (andsi3_internal3): Rename to ...
2395 (andsi3_internal3_mc): this and enable iff generating microcode.
2396 (andsi3_internal4): Enable iif generating microcode.
2397 (andsi3_internal5): Rename to ..
2398 (andsi3_internal5_mc): this and enable iff generating microcode.
2399 (andsi3_internal5_nomc): New pattern.
2400 (extzvdi_internal1): Enable iff generating microcode.
2401 (extzvdi_internal2): Likewise.
2402 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2403 (anddi3): Change to expand.
2404 (anddi3_mc): Rename from anddi3.
2405 (anddi3_no_mc): New pattern.
2406 (anddi3_internal2): Rename to ..
2407 (anddi3_internal2_mc): this and enable iff generating microcode.
2408 (anddi3_internal2_nomc): New pattern.
2409 (anddi3_internal3): Rename to ..
2410 (anddi3_internal3_mc): this and enable iff generating microcode.
2411 (anddi3_internal3_nomc): New pattern.
2412 (movti_string): Set cell_micro to always if TARGET_STRING.
2413 (stmsi8): Set cell_micro to always.
2419 (stmsi8_power): Likewise.
2420 (stmsi7_power): Likewise.
2421 (stmsi6_power): Likewise.
2422 (stmsi5_power): Likewise.
2423 (stmsi4_power): Likewise.
2424 (stmsi3_power): Likewise.
2425 (movsi_update2): Enable iff generating microcode.
2426 (movhi_update3): Likewise.
2427 (lmw): Set cell_micro to always.
2429 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2431 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2432 * config/s390/s390.c (machine_function): Remove
2433 decomposed_literal_pool_addresses_ok_p.
2434 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2435 the difference of two labels.
2436 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2437 (s390_pool_offset): New function.
2438 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2439 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2441 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2443 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2444 (powerpc*-*-linux-gnu*): Describe.
2445 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2446 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2447 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2448 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2449 config/rs6000/e500crtres32gpr.asm,
2450 config/rs6000/e500crtres64gpr.asm,
2451 config/rs6000/e500crtres64gprctr.asm,
2452 config/rs6000/e500crtrest32gpr.asm,
2453 config/rs6000/e500crtrest64gpr.asm,
2454 config/rs6000/e500crtresx32gpr.asm,
2455 config/rs6000/e500crtresx64gpr.asm,
2456 config/rs6000/e500crtsav32gpr.asm,
2457 config/rs6000/e500crtsav64gpr.asm,
2458 config/rs6000/e500crtsav64gprctr.asm,
2459 config/rs6000/e500crtsavg32gpr.asm,
2460 config/rs6000/e500crtsavg64gpr.asm,
2461 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2462 * config/rs6000/crtsavres.asm: Really remove.
2464 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2467 * c-format.c (convert_format_name_to_system_name): Use
2468 TARGET_OVERRIDES_FORMAT_INIT.
2469 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2470 * config/i386/mingw.opt: New.
2471 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2472 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2473 (ms_printf_length_specs): Removed const specifier.
2474 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2475 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2477 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2479 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2480 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2482 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2485 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2486 sure that ref has valid bb.
2488 2008-10-12 Richard Henderson <rth@redhat.com>
2491 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2492 * alias.c (value_addr_p, stack_addr_p): Remove.
2493 (nonoverlapping_memrefs_p): Remove IRA special case.
2494 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2495 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2496 * reload1.c (alter_reg): Use it.
2498 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2500 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2501 of registers instead of eax, ebx, ecx and edx. Use for loop
2502 and check register for non-zero value before the call
2503 to decode_caches_intel.
2505 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2507 PR rtl-optimization/37448
2508 * df.h: (df_ref_class): New enum.
2509 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2510 (struct df_ref): Replaced with union df_ref_d.
2511 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2512 New members of df_ref_d union.
2513 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2514 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2515 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2516 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2517 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2518 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2519 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2520 (df_scan_bb_info, df_bb_regno_first_def_find,
2521 df_bb_regno_last_def_find, df_find_def, df_find_use,
2522 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2523 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2524 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2525 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2526 Replaced struct df_ref * with df_ref.
2527 * df-scan.c (df_collection_rec, df_null_ref_rec,
2528 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2529 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2530 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2531 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2532 df_reorganize_refs_by_reg_by_reg,
2533 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2534 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2535 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2536 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2537 df_bb_refs_record, df_exit_block_uses_collect,
2538 df_record_exit_block_uses, df_reg_chain_mark,
2539 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2540 df_ref * with df_ref.
2541 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2542 df_ref_class parameter.
2543 (df_scan_problem_data): Added new pools for different types of refs.
2544 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2545 df_ref_create_structure): Processed new ref pools.
2546 (df_scan_start_dump): Added counts of refs and insns.
2547 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2548 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2549 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2550 code to pass df_ref_class down to ref creation functions.
2551 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2552 df_reg_chain_mark): Use macros to hide references to df_refs.
2553 (df_ref_chain_change_bb): Removed.
2554 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2555 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2556 Enhanced to understand df_ref union structure.
2557 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2558 all_uses_available_at, update_df, try_fwprop_subst,
2559 forward_propagate_subreg, forward_propagate_and_simplify,
2560 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2561 df_ref * with df_ref.
2562 (use_killed_between, all_uses_available_at): Use macros to hide
2563 references to df_refs.
2564 * regstat.c (regstat_bb_compute_ri,
2565 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2567 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2568 see_handle_relevant_refs, see_analyze_one_def,
2569 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2570 struct df_ref * with df_ref.
2571 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2572 global_conflicts): Replaced struct df_ref * with df_ref.
2573 * ddg.c (create_ddg_dep_from_intra_loop_link,
2574 add_cross_iteration_register_deps, build_inter_loop_deps):
2575 Replaced struct df_ref * with df_ref.
2576 (create_ddg_dep_from_intra_loop_link,
2577 add_cross_iteration_register_deps): Use macros to hide references
2579 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2580 df_ref * with df_ref.
2581 * df-core.c (df_bb_regno_first_def_find,
2582 df_bb_regno_last_def_find, df_find_def, df_find_use,
2583 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2584 debug_df_ref): Replaced struct df_ref * with df_ref.
2585 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2586 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2588 * web.c (union_defs, entry_register, replace_ref, web_main):
2589 Replaced struct df_ref * with df_ref.
2590 (union_defs, replace_ref): Use macros to hide references to df_refs.
2591 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2592 Replaced struct df_ref * with df_ref.
2593 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2594 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2595 Replaced struct df_ref * with df_ref.
2596 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2597 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2599 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2600 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2601 df_compute_accessed_bytes_strict_low_part,
2602 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2603 Replaced struct df_ref * with df_ref.
2604 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2605 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2606 df_ref * with df_ref.
2607 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2608 check_dependency, check_dependencies, record_uses): Replaced
2609 struct df_ref * with df_ref.
2610 (invariant_for_use, check_dependency): Use macros to hide
2611 references to df_refs.
2612 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2613 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2614 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2615 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2616 references to df_refs.
2617 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2619 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2620 * df-problems.c (df_rd_bb_local_compute_process_def,
2621 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2622 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2623 df_chain_remove_problem, df_chain_create_bb_process_use,
2624 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2625 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2626 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2627 df_byte_lr_simulate_artificial_refs_at_top,
2628 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2629 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2630 df_simulate_uses, df_simulate_artificial_refs_at_end,
2631 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2633 (df_chain_dump): Use macros to hide references to df_refs.
2634 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2635 df_ref * with df_ref.
2636 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2637 mark_artificial_uses, mark_reg_dependencies,
2638 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2640 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2642 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2644 (array_ref_element_size): Likewise.
2645 (array_ref_low_bound): Likewise.
2646 (array_ref_up_bound): Likewise.
2647 * expr.c (contains_packed_reference): Likewise.
2648 (array_ref_element_size): Likewise.
2649 (array_ref_low_bound): Likewise.
2650 (array_ref_up_bound): Likewise.
2651 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2652 with ARRAY_RANGE_REF.
2653 (idx_find_step): Likewise.
2654 (idx_record_use): Likewise.
2655 (strip_offset_1): Likewise.
2656 (idx_remove_ssa_names): Likewise.
2658 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2659 Andi Kleen <ak@linux.intel.com>
2661 * config/i386/cpuid.h (__cpuid_count): New defines.
2662 * config/i386/driver-i386.c (struct cache_desc): New structure.
2663 (describe_cache): Use struct cache_desc to pass cache descriptions.
2664 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2665 (detect_caches_amd): Use struct cache_desc to describe caches.
2666 (decode_caches_intel): Use struct cache_desc to pass cache
2667 descriptions. Update descriptions to match latest (rev -032,
2668 December 2007) CPUID documentation. Do not check valid bit here.
2669 Check for Xeon MP value 0x49 problems.
2670 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2671 Check valid bit before calling decode_caches_intel. Detect number
2672 of times to repeat CPUID instruction.
2673 (detect_caches_cpuid4): New function.
2674 (detect_caches_intel): Depending on max_level, call
2675 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2676 only when other methods fail to provide valid L2 cache description.
2678 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2681 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2682 it to PIC call patterns.
2683 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2684 code generation and attributes from pattern. Change peephole2 to
2685 split for noreturn case. Revise split pattern for non noreturn case.
2686 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2687 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2688 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2691 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2693 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2694 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2696 (divdf3): Reformat long line.
2698 2008-10-11 Michael J. Eager <eager@eagercon.com>
2700 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2702 (rs6000_handle_option): Process -mfpu options.
2703 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2704 (enum fpu_type_t): New.
2705 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2706 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2708 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2709 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2710 * config/rs6000/rs6000.opt (-mfpu): New.
2711 (-mxilinx-fpu): New.
2712 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2713 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2714 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2715 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2716 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2718 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2721 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2722 LO_SUM on Darwin if mode has just one unit.
2724 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2727 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2728 has been optimized out.
2730 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2732 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2733 instead of PIC_DIRECT_ADDR_P.
2734 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2735 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2736 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2737 (PIC_OFFSET_P): Rename to...
2738 (PCREL_SYMOFF_P): ...this.
2739 (PIC_DIRECT_ADDR_P): Delete.
2740 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2742 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2743 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2744 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2745 * config/sh/sh.c (print_operand): Remove CONST handling.
2746 (unspec_caller_rtx_p): Rewrite to use split_const and check
2747 the operands of UNSPEC bases.
2748 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2749 with (unspec [A B] UNSPEC_SYMOFF).
2750 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2751 UNSPEC_PCREL_SYMOFF.
2752 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2753 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2754 (UNSPEC_EXTRACT_U16): Likewise.
2755 (UNSPEC_SYMOFF): Likewise.
2756 (UNSPEC_PCREL_SYMOFF): Likewise.
2757 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2759 (movsi_const_16bit): Likewise.
2760 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2761 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2762 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2763 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2764 with (unspec [A B] UNSPEC_SYMOFF).
2765 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2766 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2767 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2768 (Csu): Likewise UNSPEC_EXTRACT_U16.
2769 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2770 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2772 2008-10-10 Stepan Kasal <skasal@redhat.com>
2774 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2775 for loop strip mining and loop blocking.
2777 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2779 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2780 vary types depending on debug info.
2782 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2784 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2785 before ensuring it's already computed.
2787 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2789 * rtl.h (locator_eq): New decl.
2790 * cfglayout.c (locator_scope): New function.
2791 (insn_scope): Use it.
2792 (locator_eq): New function.
2793 (fixup_reorder_chain): Search for last insn in src bb
2794 that has locator set or first insn in dest bb. Use
2795 locator_eq instead of == to compare locators.
2796 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2797 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2798 == to compare locators.
2800 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2802 * gimple-low.c (lower_function_body, lower_gimple_return,
2803 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2804 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2805 goto_block on edges if goto_locus is known.
2808 * tree.h (get_object_alignment): Declare.
2809 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2810 get_object_alignment if needed.
2811 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2813 (get_object_alignment): ... here. New function. Try harder to
2814 determine alignment from get_inner_reference returned offset.
2816 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2818 * graphite.c (gloog): Don't call find_unreachable_blocks
2819 before delte_unreachable_blocks.
2821 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2822 goto_locus of true_edge into RTL locator.
2824 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2826 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2827 (*jcc_btdi_mask_rex64): Ditto.
2829 (*jcc_btsi_mask): Ditto.
2830 (*jcc_btsi_1): Ditto.
2831 (*jcc_btsi_mask_1): Ditto.
2833 2008-10-08 Paul Brook <paul@codesourcery.com>
2835 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2836 compatible profiler (__gnu_mcount_nc).
2837 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2839 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2841 * config/i386/i386.c (initial_ix86_tune_features): Add
2842 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2843 * config/i386/i386.h (ix86_tune_indices): Likewise.
2844 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2846 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2847 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2848 for FP to FP splitters.
2850 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2852 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2855 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2859 PR rtl-optimization/37341
2860 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2861 to ORIG_BB, pass through ORIG_BB recursively.
2862 (cse_condition_code_reg): Adjust caller.
2864 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2866 * sdbout.c (sdbout_one_type): Treat the value type
2867 CONST_DECL for enumerals.
2869 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2871 * config/i386/i386.md: Remove trailing white spaces.
2873 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2875 PR rtl-optimization/37448
2876 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2877 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2879 (struct output_info) [count]: Renamed total_created and made
2881 (struct output_info) [size]: Renamed total_allocated and made
2883 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2884 Properly keep track of desc->size.
2885 (print_statistics, dump_alloc_pool_statistics): Enhance the
2886 printing of statistics to print the number of elements and to use
2889 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2892 * opts.h (CL_SAVE): Move up to flags range.
2893 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2894 CL_COMMON): Renumber.
2895 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2896 * opts.c (common_handle_option): Revert last change.
2898 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2900 * config/i386/i386-protos.h (ix86_schedule): New.
2902 * config/i386/i386.c (ix86_schedule): New.
2903 (override_options): Add schedule to processor_alias_table. Set
2904 ix86_schedule from the schedule field in processor_alias_table.
2905 (ix86_function_specific_save): Save ix86_schedule.
2906 (ix86_function_specific_restore): Restore ix86_schedule.
2908 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
2909 ix86_tune. Add none and remove i386, i486, pentium4, nocona
2912 * config/i386/i386.opt: Add schedule.
2914 * config/i386/ppro.md: Remove generic32.
2916 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
2919 * expr.c (count_type_elements): Handle ERROR_MARK.
2921 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2926 * basic-block.h (struct edge_def): Add goto_block field.
2927 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
2928 one insn with locus corresponding to edge's goto_locus if !optimize.
2929 * profile.c (branch_prob): Copy edge's goto_block.
2930 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
2932 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
2933 locator in between the merged basic blocks if !optimize and needed.
2934 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
2935 goto_locus into RTL locator. For unconditional jump use that
2936 locator for the jump insn.
2937 (expand_gimple_cond): Convert goto_block and goto_locus into
2938 RTL locator for all remaining edges. For unconditional jump
2939 use that locator for the jump insn.
2940 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
2941 there is more than one edge or insn locator along the forwarding
2942 edges and !optimize. If there is just one, set e->goto_locus.
2943 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
2945 (move_block_to_fn): Adjust edge's goto_block.
2947 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2950 * expmed.c (expand_mult): Properly check DImode constant in
2953 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2956 * dwarf2out.c (common_block_die_table): New variable.
2957 (common_block_die_table_hash, common_block_die_table_eq): New
2959 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
2960 COMMON block in the current scope rather than globally. Optimize
2961 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
2962 DW_OP_addr SYMBOL_REF+off.
2964 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
2966 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
2967 Return true for non-addressable GIMPLE operands.
2969 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2972 * config/i386/i386.c (initial_ix86_tune_features): Remove
2973 X86_TUNE_USE_BIT_TEST.
2974 * config/i386/i386.h (ix86_tune_indices): Likewise.
2975 (TARGET_USE_BIT_TEST): Removed.
2977 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2979 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
2981 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
2983 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
2984 (mul<mode>3_mul3): ... into this new template.
2986 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2988 * gimplify.c (gimplify_arg): Add location argument. Use it.
2989 (gimplify_call_expr): Pass location to gimplify_arg.
2990 (gimplify_modify_expr_to_memcpy): Same.
2991 (gimplify_modify_expr_to_memset): Same.
2993 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2995 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2996 Update calls to build_unary_op and build_indirect_ref for location
2999 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3002 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3003 * c-typeck.c (array_to_pointer_conversion): Pass location to
3005 (function_to_pointer_conversion): Use error_at and warning_at.
3006 (build_indirect_ref): Same.
3007 (build_array_ref): Pass location to build_binary_op.
3008 (parser_build_unary_op): Do not set location after calling
3010 (build_unary_op): Add location argument. Use it throughout. Set
3011 EXPR_LOCATION before returning new tree.
3012 (build_modify_expr): Same.
3013 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3015 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3016 build_indirect_ref, build_modify_expr.
3017 (c_finish_omp_for): Same. Use error_at instead of error.
3018 * c-common.c (c_common_truthvalue_conversion): Pass location to
3020 (warn_for_div_by_zero): Add location argument.
3021 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3022 build_unary_op, warn_for_div_by_zero.
3023 * c-parser.c (c_parser_typeof_specifier): Use
3024 protected_set_expr_location.
3025 (c_parser_statement_after_labels): Same.
3026 (c_parser_condition): Same.
3027 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3028 (c_parser_conditional_expression): Use protected_set_expr_location.
3029 (c_parser_unary_expression): Pass location to build_indirect_ref.
3030 (c_parser_postfix_expression_after_primary): Pass location to
3031 build_indirect_ref, build_unary_op.
3032 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3034 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3036 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3037 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3038 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3040 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3041 (mips_issue_rate): Handle PROCESSOR_R10000.
3042 * config/mips/mips.md (cpu): Add r10000.
3044 * config/mips/10000.md: New file.
3046 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3048 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3049 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3050 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3052 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3054 * config/darwin-protos.h (machopic_function_base_name): Delete.
3055 (machopic_function_base_sym): Likewise.
3056 (machopic_gen_offset): Declare.
3057 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3058 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3059 * config/darwin.c (machopic_function_base_name): Delete.
3060 (machopic_function_base_sym): Likewise.
3061 (gen_pic_offset): Rename to...
3062 (machopic_gen_offset): ...this and remove the pic_base argument.
3063 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3064 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3065 crtl->uses_pic_offset_table.
3066 (machopic_indirect_data_reference): Use new machopic_gen_offset
3068 (machopic_legitimize_pic_address): Likewise.
3069 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3071 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3072 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3073 * config/i386/i386.c (output_set_got): Likewise.
3074 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3076 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3077 (legitimate_address_p): Likewise.
3078 (output_pic_addr_const): Likewise.
3079 (output_addr_const_extra): Likewise.
3080 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3081 match an UNSPEC rather than a MINUS.
3082 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3083 (builtin_setjmp_receiver): Use machopic_gen_offset.
3084 * config/i386/predicates.md (pic_symbolic_operand): Handle
3085 UNSPEC_MACHOPIC_OFFSET.
3087 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3088 Use machopic_gen_offset and machopic_operand_p.
3089 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3090 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3091 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3092 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3093 Set crtl->uses_pic_offset_table.
3095 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3097 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3099 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3100 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3101 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3102 (constant_pool_expr_p): Use split_const and check the base.
3103 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3105 (legitimate_constant_pool_address_p): Check toc_relative_p
3106 instead of constant_pool_expr_p.
3107 (print_operand_address): Always use output_addr_const for
3108 constant pool addresses.
3109 (rs6000_output_addr_const_extra): New function.
3110 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3112 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3116 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3117 (mark_ref_live, mark_ref_dead): Use them.
3118 (def_conflicts_with_inputs_p): Remove.
3119 (mark_early_clobbers): New function.
3120 (process_bb_node_lives): Call preprocess_constraints and
3121 mark_early_clobbers.
3123 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3125 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3127 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3128 lib with -mthread switch.
3130 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3133 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3134 function in two, making it call a new and reusable
3135 dwarf2out_imported_module_or_decl() that takes the containing
3136 BLOCK of the declaration in argument.
3137 (dwarf2out_imported_module_or_decl_real): New function.
3138 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3139 IMPORTED_DECL in account.
3140 * tree.def: Added IMPORTED_DECL node type.
3141 * tree.h: Added accessors for IMPORTED_DECL nodes.
3142 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3144 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3146 * doc/gimple.texi: Fix some typos, wrap some long lines,
3147 fix some broken wraps with continuations.
3148 * tree-ssa-reassoc.c: Fix comment typos.
3150 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3153 * pa.c (legitimize_pic_address): Force function labels to memory in
3156 2008-10-04 Anton Blanchard <anton@samba.org>
3158 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3159 (rs6000_split_atomic_op): Same.
3160 (rs6000_split_compare_and_swap): Same.
3161 (rs6000_split_compare_and_swapqhi): Same.
3163 2008-10-04 Richard Guenther <rguenther@suse.de>
3165 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3166 instead of pointer equality.
3167 (vn_nary_op_eq): Likewise.
3169 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3171 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3173 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3174 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3176 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3178 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3179 Revert previous change.
3181 2008-10-03 Tom Tromey <tromey@redhat.com>
3183 * stringpool.c (ggc_alloc_string): Terminate string.
3185 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3187 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3188 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3189 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3192 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3195 2008-10-03 Pascal Obry <obry@adacore.com>
3197 * gcov.c (create_file_names): Properly handle UNIX and DOS
3198 directory separators.
3199 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3200 separator to '~' to ensure clean filenames on Windows.
3202 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3204 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3205 Add a null terminator to the stripped name.
3207 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3209 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3210 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3211 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3212 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3213 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3214 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3215 TARGET_SINGLE_FLOAT.
3217 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3219 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3221 2008-10-02 Richard Guenther <rguenther@suse.de>
3224 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3225 and VECTOR_TYPE recurse with useless_type_conversion_p which
3226 properly handles void pointer conversion.
3228 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3231 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3232 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3234 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3236 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3237 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3238 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3239 they translate to non builtins.
3240 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3241 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3242 __builtin_vec_promote, __builtin_vec_extract, and
3243 __builtin_vec_insert.
3244 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3245 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3246 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3247 * config/rs6000/altivec.h (vec_extract): Define
3248 (vec_insert): Define.
3249 (vec_splats): Define.
3250 (vec_promote): Define.
3252 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3253 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3254 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3256 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3258 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3259 prototype. Add new parameter, blk.
3260 Use BLKmode for the MEM if blk is true.
3261 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3262 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3263 ALTIVEC_BUILTIN_STVRXL.
3264 Update usage of altivec_expand_lv_builtin.
3265 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3266 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3267 (altivec_init_builtins): If compiling for the Cell, also define the
3269 * config/rs6000/rs6000.h (rs6000_builtins): Define
3270 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3271 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3272 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3273 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3274 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3275 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3276 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3277 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3278 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3279 UNSPEC_STVRX, and UNSPEC_STVRXL.
3280 (altivec_lvlx): New pattern.
3281 (altivec_lvlxl): New pattern.
3282 (altivec_lvrx): New pattern.
3283 (altivec_lvrxl): New pattern.
3284 (altivec_stvlx): New pattern.
3285 (altivec_stvlxl): New pattern.
3286 (altivec_stvrx): New pattern.
3287 (altivec_stvrxl): New pattern.
3288 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3289 (vec_lvlxl): Likewise.
3290 (vec_lvrx): Define if PPU is defined.
3291 (vec_lvrxl): Likewise.
3292 (vec_stvlx): Define if PPU is defined.
3293 (vec_stvlxl): Likewise.
3294 (vec_stvrx): Define if PPU is defined.
3295 (vec_stvrxl): Likewise.
3297 2008-10-01 Geert Bosch <bosch@adacore.com>
3299 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3301 2008-10-01 Richard Guenther <rguenther@suse.de>
3303 PR tree-optimization/37617
3304 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3305 do not add to the NEW_SETS.
3307 2008-10-01 Richard Guenther <rguenther@suse.de>
3310 * tree-vrp.c (execute_vrp): If we optimized away the default
3311 case make sure to promote the label that got in place of it
3312 to a default case label.
3314 2008-10-01 Richard Henderson <rth@redhat.com>
3317 * tree-complex.c (set_component_ssa_name): Don't optimize
3318 is_gimple_min_invariant values with ssa_names in abnormal phis.
3320 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3322 PR tree-optimization/37662
3323 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3324 commutative binary operation if they are in the wrong order and
3325 fold_build2 produces non-GIMPLE.
3327 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3329 PR tree-optimization/37662
3330 PR tree-optimization/37663
3331 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3332 get_value_range with non-SSA_NAME. Don't assert operands have been
3333 folded, instead just bail out.
3335 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3337 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3339 2008-09-30 Richard Guenther <rguenther@suse.de>
3342 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3343 build restrict-qualified pointers.
3344 (vectorizable_store): Move alias check later.
3345 (vectorizable_load): Likewise.
3347 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3349 * c-common.c (empty_if_body_warning): Remove.
3350 * c-common.h (empty_if_body_warning): Remove.
3351 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3352 here the -Wempty-body warning for `if' and `else' statements.
3353 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3355 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3357 * config/i386/i386.opt: Add msse2avx.
3359 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3360 * config/i386/linux64.h (ASM_SPEC): Likewise.
3362 * doc/invoke.texi: Document -msse2avx.
3364 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3366 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3368 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3370 * ifcvt.c (noce_emit_store_flag): If using condition from original
3371 jump, reverse it if if_info->cond was reversed.
3373 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3375 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3376 non-constant memory if it cannot be forced to constant memory.
3377 Overhaul surrounding code and factor out common condition.
3379 2008-09-29 Jeff Law <law@redhat.com>
3381 * reload1.c (alter_reg): Add missing curly braces.
3383 2008-09-29 Michael J. Eager <eager@eagercon.com>
3385 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3387 * config/rs6000/rs6000.c (rs6000_override_options): Move
3388 rs6000_init_hard_regno_mode_ok after all options changed.
3389 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3390 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3391 -msimple-fpu flags. Add warning messages if single FP not configured.
3392 (rs6000_file_start): Output gnu_attribute for single-float.
3393 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3394 (rs6000_legitimize_address): Likewise.
3395 (rs6000_legitimize_reload_address): Likewise.
3396 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3397 TARGET_SINGLE_FLOAT.
3398 (function_arg_advance): Likewise (partial conversion).
3399 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3400 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3401 TARGET_SINGLE_FLOAT.
3402 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3403 (rs6000_emit_prologue): Likewise.
3404 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3405 TARGET_SINGLE_FLOAT.
3406 (rs6000_libcall_value): Likewise.
3407 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3408 (TARGET_DOUBLE_FLOAT): New default to 1
3409 (TARGET_SIMPLE_FPU): New default to 0
3410 (TARGET_SINGLE_FPU): New default to 0
3411 (TARGET_SINGLE_FLOAT_MODE): New.
3412 (TARGET_DOUBLE_FLOAT_MODE): New.
3413 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3414 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3416 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3417 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3418 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3419 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3420 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3421 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3422 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3423 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3424 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3425 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3426 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3427 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3428 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3429 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3430 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3431 cmptf_internal1, *cmptf_internal2): Condition on
3432 TARGET_DOUBLE_FLOAT.
3433 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3434 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3435 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3436 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3437 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3438 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3439 TARGET_SINGLE_FLOAT.
3440 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3441 * config/rs6000/rs6000.opt (-msingle-float): New.
3442 (-mdouble-float): New.
3443 (-msimple-fpu): New.
3444 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3445 -msingle-float, -mdouble-float, -msimple-fpu options.
3446 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3447 _SOFT_DOUBLE for -msingle-float.
3448 * config.gcc: New config for target=powerpc-xilinx-eabi.
3450 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3452 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3453 have exit and entry.
3454 (new_scop): Take entry and exit edge to define new SCoP.
3455 (sd_region_p): New structure used during SCoP detection.
3456 (move_scops): Delete.
3457 (move_sd_regions): New.
3458 (scopdet_info): Change the definition from edges back to basic_blocks.
3459 (scopdet_edge_info): Work on basic_blocks and rename to
3460 scopdet_basic_block_info.
3461 (split_difficult_bb): At the moment removed. We should later
3462 add it at another place.
3463 (build_scops_1): Work on basic_blocks.
3464 (bb_in_sd_region): New.
3465 (find_single_entry_edge): New.
3466 (find_single_exit_edge): New.
3467 (create_single_entry_edge): New.
3468 (sd_region_without_exit): New.
3469 (create_single_exit_edge): New.
3470 (unmark_exit_edges): New.
3471 (mark_exit_edges): New.
3472 (create_sese_edges): New.
3473 (build_graphite_scops): New.
3474 (build_scops): Make SCoPs SESE.
3475 (limit_scops): Use the new functions.
3477 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3479 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3481 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3484 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3485 address to a register before taking the lower part.
3487 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3489 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3492 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3493 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3496 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3497 the newly created variable.
3498 Create a VECTOR_CST of all 1s for vector types.
3500 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3503 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3505 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3507 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3508 order to convert between modes.
3509 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3511 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3513 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3516 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3519 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3523 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3525 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3526 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3527 them to yield false with MIPS16.
3529 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3532 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3533 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3534 mem_loc_descriptor failed. Accept UNSPEC.
3535 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3536 fail if one of the loc_descriptor calls for pieces failed.
3537 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3538 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3539 if loc_descriptor_from_tree_1 on offset failed.
3542 * opts.c (common_handle_option): Don't call print_specific_help with
3543 CL_SAVE as first argument.
3545 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3546 Steve Ellcey <sje@cup.hp.com>
3548 * configure: Regenerate for new libtool.
3549 * aclocal.m4: Ditto.
3551 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3553 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3554 alias set on MEM when saving stack pointer.
3555 * config/rs6000/rs6000.md (allocate_stack): Likewise
3557 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3559 PR tree-optimization/37574
3560 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3561 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3562 instead of vector_type for constants. Take computation out of loop.
3563 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3564 and use only vector_type for invariant case.
3565 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3567 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3570 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3571 the decl is a VAR_DECL or FUNCTION_DECL.
3573 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3576 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3577 (mark_ref_live, mark_ref_dead): Use them.
3578 (def_conflicts_with_inputs_p): Remove.
3579 (mark_early_clobbers): New function.
3580 (process_bb_node_lives): Call preprocess_constraints and
3581 mark_early_clobbers.
3583 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3585 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3588 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3589 (ira_compress_allocno_live_ranges): New prototype.
3591 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3592 (coalesced_allocnos_living_at_program_points): New.
3593 (coalesced_allocnos_live_at_points_p,
3594 set_coalesced_allocnos_live_points): New functions.
3595 (coalesce_spill_slots): Rewrite.
3597 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3598 ira_compress_allocno_live_ranges): New functions.
3600 * ira-build.c (ira_flattening): Call
3601 ira_compress_allocno_live_ranges.
3604 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3606 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3609 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3611 * combine.c (make_compound_operation): Handle the 'E' format.
3612 (count_rtxs): Likewise.
3613 (update_table_tick): Likewise.
3614 (get_last_value_validate): Likewise.
3616 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3618 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3620 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3622 * matrix-reorg.c (transform_allocation_sites): Initializers
3623 added to avoid the warning.
3625 2008-09-25 Martin Jambor <mjambor@suse.cz>
3627 * cgraph.c (free_nodes): New variable.
3628 (NEXT_FREE_NODE): New macro.
3629 (cgraph_create_node): Reuse nodes from the free list. Do not
3630 update uid if doing so.
3631 (cgraph_remove_node): Add the node to the free list.
3633 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3635 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3637 2008-09-24 Richard Henderson <rth@redhat.com>
3639 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3640 * unwind-dw2.c (execute_stack_op): Handle it.
3642 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3645 2008-09-24 Michael J. Eager <eager@eagercon.com>
3647 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3649 * c-common.c (fname_decl): New location argument.
3650 * c-common.h (fname_decl): Same.
3651 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3653 (c_parser_typeof_specifier): Same.
3654 (c_parser_parms_list_declarator): Same.
3655 (c_parser_asm_string_literal): Same.
3656 (c_parser_compound_statement_nostart): Same.
3657 (c_parser_label): Same.
3658 (c_parser_do_statement): Same.
3659 (c_parser_asm_statement): Same.
3660 (c_parser_unary_expression): Same.
3661 (c_parser_sizeof_expression): Same.
3662 (c_parser_postfix_expression): Same.
3663 (c_parser_pragma): Same.
3664 (c_parser_omp_clause_collapse): Same.
3665 (c_parser_omp_clause_num_threads): Same.
3666 (c_parser_omp_clause_schedule): Same.
3667 (c_parser_omp_all_clauses): Same.
3668 (c_parser_omp_sections_scope): Same.
3669 (c_parser_omp_for_loop): Same. Pass condition's location to
3670 c_objc_common_truthvalue_conversion.
3671 (c_parser_enum_specifier): Remove comment.
3673 2008-09-24 Michael J. Eager <eager@eagercon.com>
3675 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3677 * config/rs6000/rs6000.c (rs6000_override_options): Move
3678 rs6000_init_hard_regno_mode_ok after all options changed.
3679 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3680 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3681 -msimple-fpu flags. Add warning messages if single FP not configured.
3682 (rs6000_file_start): Output gnu_attribute for single-float.
3683 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3684 (rs6000_legitimize_address): Likewise.
3685 (rs6000_legitimize_reload_address): Likewise.
3686 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3687 TARGET_SINGLE_FLOAT.
3688 (function_arg_advance): Likewise.
3689 (function_arg): Likewise.
3690 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3691 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3692 TARGET_SINGLE_FLOAT.
3693 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3694 (rs6000_emit_prologue): Likewise.
3695 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3696 TARGET_SINGLE_FLOAT.
3697 (rs6000_libcall_value): Likewise.
3698 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3699 (TARGET_DOUBLE_FLOAT): New default to 1
3700 (TARGET_SIMPLE_FPU): New default to 0
3701 (TARGET_SINGLE_FPU): New default to 0
3702 (TARGET_SINGLE_FLOAT_MODE): New.
3703 (TARGET_DOUBLE_FLOAT_MODE): New.
3704 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3705 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3707 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3708 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3709 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3710 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3711 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3712 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3713 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3714 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3715 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3716 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3717 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3718 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3719 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3720 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3721 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3722 cmptf_internal1, *cmptf_internal2): Condition on
3723 TARGET_DOUBLE_FLOAT.
3724 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3725 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3726 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3727 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3728 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3729 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3730 TARGET_SINGLE_FLOAT.
3731 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3732 * config/rs6000/rs6000.opt (-msingle-float): New.
3733 (-mdouble-float): New.
3734 (-msimple-fpu): New.
3735 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3736 -msingle-float, -mdouble-float, -msimple-fpu options.
3737 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3738 _SOFT_DOUBLE for -msingle-float.
3739 * config.gcc: New config for target=powerpc-xilinx-eabi.
3741 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3743 * config/sparc/constraints.md: New file.
3744 * config/sparc/sparc.md: Include it.
3745 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3746 (sparc_extra_constraint_check): Delete.
3747 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3748 (memory_ok_for_ldd): New predicate.
3749 (sparc_extra_constraint_check): Delete.
3750 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3751 (CONST_OK_FOR_LETTER_P): Likewise.
3752 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3753 (EXTRA_CONSTRAINT): Likewise.
3755 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3757 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3759 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3761 * alias.c (find_base_value): Use FIND_BASE_TERM.
3762 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3764 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3766 * config/i386/i386.c: Include cselib.h.
3767 (ix86_pic_register_p): New function.
3768 (ix86_delegitimize_address): Use it to check for the PIC register.
3770 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3772 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3773 * config/i386/i386.c (ix86_find_base_term): Don't check for
3774 SYMBOL_REF and LABEL_REF.
3776 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3778 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3779 constant PLUS in a CONST.
3781 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3783 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3784 check for sibcall support for w64.
3786 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3788 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3790 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3792 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3793 parser_build_binary_op.
3794 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3795 * c-typeck.c (build_array_ref): Same.
3796 (parser_build_unary_op): New location argument.
3797 (pointer_diff): Pass location to build_binary_op,
3798 c_objc_common_truthvalue_conversion.
3799 (build_modify_expr): Same.
3800 (build_unary_op): New location argument.
3801 (build_binary_op): New location argument.
3802 (c_objc_common_truthvalue_conversion): Pass location to
3803 c_*common_truthvalue_conversion.
3804 * c-convert.c (convert): Same.
3805 * c-common.c (binary_op_error): New location argument.
3806 (pointer_int_sum): Pass location to build_binary_op.
3807 (c_common_truthvalue_conversion): New location argument.
3808 (warn_for_sign_compare): Same.
3809 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3810 binary_op_error, build_binary_op, warn_for_sign_compare.
3811 * c-parser.c (c_parser_condition): Pass location to
3812 c_*common_truthvalue_conversion.
3813 (c_parser_conditional_expression): Save condition's location and pass
3815 (c_parser_binary_expression): Same, but for the binary operator's
3817 (c_parser_omp_for_loop): Pass location to
3818 c_objc_common_truthvalue_conversion.
3820 2008-09-23 Martin Jambor <mjambor@suse.cz>
3822 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3823 (cgraph_node_remove_callees): New temporary f. Hold the next item
3825 (cgraph_node_remove_callers): Likewise.
3827 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3828 (ipa_node_removal_hook): Likewise.
3830 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3831 gimple_call_copy_skip_args and moved to the gimple_call section.
3832 * gimple.c (gimple_copy_call_skip_args): Renamed to
3833 gimple_call_copy_skip_args. Changed al users.
3835 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3837 * ira-color.c (start_allocno_priorities): Rename to
3838 setup_allocno_priorities. Use costs and
3839 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3840 range lengths. Get rid off doubles.
3841 (ira_fast_allocations): Call start_allocno_priorities.
3843 2008-09-22 David Daney <ddaney@avtrex.com>
3846 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3847 register if TARGET_LONG_CALLS.
3849 2008-09-22 Richard Guenther <rguenther@suse.de>
3851 PR tree-optimization/37145
3852 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3853 value-numbering union accesses with their offset and size only.
3854 (visit_reference_op_load): Fix simplification of inserted conversions.
3855 * tree-ssa-pre.c (find_or_generate_expression): Do not
3856 recursively generate expressions if running FRE.
3858 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3860 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3861 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3864 2008-09-22 Richard Guenther <rguenther@suse.de>
3866 PR tree-optimization/37145
3867 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3868 (phi_translate_1): Constant fold references.
3870 2008-09-22 Ira Rosen <irar@il.ibm.com>
3872 PR tree-optimization/37482
3873 * tree-vectorizer.h (struct _slp_instance): Add new field.
3874 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3875 (get_earlier_stmt): New function.
3876 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3878 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3879 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3880 asserts that GSI points to the scalar statement being vectorized.
3881 Set new statement location according to GSI.
3882 (vect_schedule_slp_instance): Use GSI of
3883 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3885 2008-09-21 Jan Hubicka <jh@suse.cz>
3887 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3888 (ipcp_insert_stage): Update dead_nodes bitmap.
3890 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3893 * config/i386/t-cygming (SHLIB_LC): Remove.
3894 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3895 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3897 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
3901 * final.c (mark_symbol_ref_as_used): New helper function.
3902 (output_operand): Instead of just looking inside MEMs for
3903 SYMBOL_REFs, use new helper function and for_each_rtx.
3904 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
3905 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
3906 Make head comment more general.
3907 * config/darwin.c (machopic_output_indirection): Handle weak
3908 references here, like in assemble_external.
3910 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
3912 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
3913 (sparc_emit_float_lib_cmp): Change return type.
3914 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
3915 (gen_compare_operator): New function.
3916 (sparc_emit_float_lib_cmp): Return the new operator to be used in
3917 the comparison sequence. Minor tweaks.
3918 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
3919 that the final operator and the result of sparc_emit_float_lib_cmp
3920 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
3921 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
3922 buneq, bunge, bunle, bltgt): Assert that the final operator and the
3923 result of sparc_emit_float_lib_cmp match for software TFmode.
3924 (movqicc, movhicc, movsicc, movdicc): Merge into...
3925 (mov<I:mode>cc): ...this.
3926 (movsfcc, movdfcc, movtfcc): Merge into...
3927 (mov<F:mode>cc): ...this.
3928 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
3930 (mov<I:mode>_cc_v9): ...this.
3931 (movdi_cc_sp64_trunc): Delete.
3932 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
3933 movdi_cc_reg_sp64): Merge into...
3934 (mov<I:mode>_cc_reg_sp64): ...this.
3935 (movsf_cc_sp64): Rename into...
3936 (movsf_cc_v9): ...this.
3937 (movdf_cc_sp64): Rename into...
3938 (movdf_cc_v9): ...this.
3939 (movtf_cc_hq_sp64): Rename into...
3940 (movtf_cc_hq_v9): ...this.
3941 (movtf_cc_sp64): Rename into...
3942 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
3944 2008-09-21 Diego Novillo <dnovillo@google.com>
3946 * doc/gccint.texi: Include generic.texi and gimple.texi.
3948 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
3949 (GIMPLE): Move to gimple.texi.
3950 (Annotations): Remove references to to stmt_ann_t and
3952 (SSA Operands): Rename from 'Statement Operands'.
3953 * doc/generic.texi: New.
3954 * doc/gimple.texi: New.
3955 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
3956 * Makefile.in (TEXI_GCCINT_FILES):
3957 * gimple.c (gimple_copy_call_skip_args): Rename from
3958 giple_copy_call_skip_args. Update all users.
3959 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
3961 2008-09-21 Ira Rosen <irar@il.ibm.com>
3963 PR tree-optimization/37539
3964 * tree-vect-transform.c (vect_transform_strided_load): Save vector
3965 statement in related statement field only for the first load of the
3966 group of loads with the same data reference.
3968 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
3970 * config/mips/mips.h (TUNE_OCTEON): New macro.
3971 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
3972 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
3973 * config/mips/octeon.md: New file.
3974 * config/mips/mips.md: Include octeon.md. Restore
3975 semi-alphabetical order of include files.
3977 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
3980 * config/i386/i386.md (*jcc_fused_1): Removed.
3981 (*jcc_fused_2): Likewise.
3982 (*jcc_fused_3): Likewise.
3983 (*jcc_fused_4): Likewise.
3985 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3987 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
3988 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
3989 * target.h (gcc_target): Add ira_cover_classes.
3990 * ira.c: Remove IRA_COVER_CLASSES guards.
3991 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
3992 instead of IRA_COVER_CLASSES.
3993 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
3994 (setup_class_translate): Likewise.
3995 (setup_reg_class_intersect_union): Likewise.
3996 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
3997 test of targetm.ira_cover_classes.
3998 * opts.c (decode_options): Use targetm.ira_cover_classes instead
3999 of IRA_COVER_CLASSES.
4000 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4001 (TARGET_INITIALIZER): Include it.
4002 * targhooks.h (default_ira_cover_classes): Declare.
4003 * targhooks.c (default_ira_cover_classes): New function.
4005 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4007 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4009 2008-09-19 Ian Lance Taylor <iant@google.com>
4011 * varasm.c (narrowing_initializer_constant_valid_p): Return
4012 NULL_TREE if ENDTYPE is not an integer.
4014 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4017 * tree-ssa.c (execute_update_addresses_taken): Also update
4018 DECL_GIMPLE_REG_P for vector and complex types.
4020 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4021 Jan Hubicka <jh@suse.cz>
4024 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4025 empty before freeing them.
4026 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4028 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4030 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4031 * config/xtensa/predicates.md (tls_symbol_operand): New.
4032 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4033 (TARGET_CANNOT_FORCE_MEM): Define.
4034 (xtensa_tls_symbol_p): New.
4035 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4036 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4037 (xtensa_tls_module_base): New.
4038 (xtensa_call_tls_desc): New.
4039 (xtensa_legitimize_tls_address): New.
4040 (xtensa_legitimize_address): Handle TLS symbols.
4041 (xtensa_tls_referenced_p_1): New.
4042 (xtensa_tls_referenced_p): New.
4043 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4045 (XTENSA_BUILTIN_THREAD_POINTER): New.
4046 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4047 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4048 builtin. Add declarations for __builtin_thread_pointer and
4049 __builtin_set_thread_pointer.
4050 (xtensa_fold_builtin): Recognize new builtins.
4051 (xtensa_expand_builtin): Expand new builtins.
4052 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4053 (TARGET_THREADPTR): Define.
4054 (HAVE_AS_TLS): Define default value.
4055 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4056 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4057 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4058 (UNSPECV_SET_TP): New.
4059 (sym_TPOFF, sym_DTPOFF): New.
4060 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4061 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4062 * configure: Regenerated.
4064 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4067 * config/ia64/ia64.c (ia64_optimization_options): Move
4068 checking and setting flag_schedule_insns_after_reload and
4069 ia64_flag_schedule_insns2 back to ...
4070 (ia64_override_options): Here.
4072 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4075 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4076 zero extend count after the correction to it is done.
4077 (doloop_optimize): Update call to doloop_modify, don't zero extend
4080 2008-09-18 Martin Jambor <mjambor@suse.cz>
4082 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4084 * ipa-prop.c: Correct comments.
4085 * ipa-prop.h: Likewise.
4087 2008-09-18 Jan Hubicka <jh@suse.cz>
4090 * ipa-reference.c (ipa_reference_local_vars_info_d,
4091 ipa_reference_global_vars_info_d,
4092 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4093 ipa_reference_vars_info_t): Move here from ipa-reference.h
4094 (node_duplication_hook_holder, node_removal_hook_holder): New.
4095 (get_reference_vars_info_from_cgraph): Rename to ...
4096 (get_reference_vars_info): ... this one, use cgraph uids.
4097 (get_local_reference_vars_info, get_global_reference_vars_info):
4098 Use cgraph instead of decl.
4099 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4101 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4102 ipa_reference_get_written_global,
4103 ipa_reference_get_not_written_global): Use cgraph argument.
4104 (check_call): Simplify avail check.
4105 (scan_stmt_for_static_refs): Update.
4106 (propagate_bits): Update.
4107 (merge_callee_local_info): Remove.
4108 (init_function_info): Use cgraph nodes.
4109 (clean_function_local_data): Break out from ...
4110 (clean_function): ... here.
4111 (copy_local_bitmap, copy_global_bitmap): New functions.
4112 (duplicate_node_data, remove_node_data): New functions.
4113 (generate_summary): Register hooks; use visibility instead of
4115 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4116 * ipa-reference.h (ipa_reference_local_vars_info_d,
4117 ipa_reference_global_vars_info_d,
4118 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4119 ipa_reference_vars_info_t): Move to ipa-reference.c
4120 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4122 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4123 ipa_reference_get_not_read_global,
4124 ipa_reference_get_not_written_global): Update prototype.
4125 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4126 (init_state): Remove.
4127 (node_duplication_hook_holder, node_removal_hook_holder): New.
4128 (get_function_state, set_function_state): Use VECtor.
4129 (analyze_function): Check body availability.
4130 (add_new_function): Likewise.
4131 (duplicate_node_data, remove_node_data): New.
4132 (generate_summary): Register hooks; do not care about clones.
4133 (propafate): Do not care about clones; recursive functions are
4135 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4136 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4137 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4139 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4140 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4141 Update call of ipa-reference accesors.
4143 2008-09-18 Simon Baldwin <simonb@google.com>
4145 * c-opts.c (c_common_handle_option): Add handling for
4146 -Wbuiltin-macro-redefined command line option.
4147 * c.opt: Added builtin-macro-redefined option.
4148 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4151 2008-09-18 Richard Guenther <rguenther@suse.de>
4153 PR tree-optimization/37258
4154 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4155 and signedness for integral types.
4156 (vn_phi_eq): Require compatible types.
4158 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4161 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4162 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4164 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4165 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4166 ggc_free other TREE_LIST nodes from that chain.
4167 * function.c (instantiate_decls): Instantiate also DECL_RTL
4168 of vars in cfun->local_decls, free that list afterwards.
4170 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4172 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4173 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4175 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4177 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4178 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4180 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4182 PR tree-optimization/37102
4183 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4184 from a node. Check to see if another PHI is dead.
4185 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4186 remove real PHIs which have no uses.
4187 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4189 2008-09-18 Richard Guenther <rguenther@suse.de>
4192 * tree-cfg.c (remove_useless_stmts_1): Remove
4193 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4195 2008-09-18 Nick Clifton <nickc@redhat.com>
4197 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4198 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4199 to frv_secondary_reload_class.
4200 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4201 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4202 (frv_secondary_reload_class): Omit unused parameter.
4203 (frv_secondary_reload): New function. Handle the case when
4204 secondary_reload_class() is called before the reload_(in|out)
4205 _optabs have been initialised.
4206 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4208 * config/frv/frv.md: Define an exclusion set between fr550_m0
4211 2008-09-18 Richard Guenther <rguenther@suse.de>
4213 PR tree-optimization/37456
4214 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4215 want to insert after ends a BB insert on the single fallthru
4218 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4220 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4221 Mention -march=z9-109, z9-ec and z10.
4223 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4225 PR rtl-optimization/37544
4226 * regrename.c (maybe_mode_change): Exit early when copy_mode
4227 is narrower than orig_mode and narrower than new_mode.
4229 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4232 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4234 * sched-rgn.c (ref_counts): Remove.
4235 (insn_referenced): New static variable.
4236 (INSN_REF_COUNT): Remove.
4237 (sched_run_compute_dependencies): Use insn_referenced instead of
4239 (add_branch_dependences): Likewise. Delete dead assignment.
4241 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4243 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4244 consumer is an asm. Add comment why this is important.
4245 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4246 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4248 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4250 * expr.c (emit_group_store): Do not shift before moving via a
4253 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4255 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4256 from aggregate to non-aggregate type if the bit pattern is not fully
4257 preserved afterwards.
4259 2008-09-17 Richard Guenther <rguenther@suse.de>
4261 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4262 (verify_gimple_assign): ... this. Split into ...
4263 (verify_gimple_assign_unary): ... this,
4264 (verify_gimple_assign_binary): ... that,
4265 (verify_gimple_assign_single): ... and this.
4266 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4267 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4268 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4269 (verify_types_in_gimple_reference): Be forgiving with
4271 (verify_gimple_phi): Deal with virtual operands.
4273 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4275 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4277 * tree.c (get_callee_fndecl): Don't call the language hook.
4278 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4279 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4280 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4282 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4284 * tree.c (protected_set_expr_location): Don't unnecessarily
4285 check for error_mark_node.
4287 2008-09-17 Art Haas <ahaas@impactweather.com>
4289 * ipa-reference.c (analyze_function): Declare step only if
4290 ENABLE_CHECKING is defined.
4292 2008-09-17 Jan Hubicka <jh@suse.cz>
4295 * tree.h (DECL_INLINE): remove.
4296 (DECL_DECLARED_INLINE_P): Update docs.
4297 (DECL_NO_INLINE_WARNING_P): new.
4298 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4299 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4301 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4302 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4305 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4308 2008-09-17 Jan Hubicka <jh@suse.cz>
4310 * ipa-reference.c (ipa_obstack): Remove.
4311 (local_info_obstack, global_info_obstack): New.
4312 (add_static_var): We now handle variables only.
4313 (mark_address_taken, mark_load, mark_store): New functions based on ...
4314 (check_operand): ... remove.
4315 (get_asm_stmt_operands): Rename to ...
4316 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4317 (scan_stmt_for_static_refs): Rewrite.
4318 (scan_op_for_static_refs): Rename to ...
4319 (scan_initializer_for_static_refs): do not look for VAR_DECL
4320 initializers; stop recursion on types and decls.
4321 (ipa_init): Use proper obstacks.
4322 (analyze_variable): Use scan_initializer_for_static_refs.
4323 (init_function_info): Use local obstack.
4324 (analyze_function): Simplify.
4325 (add_new_function): We don't need visited_nodes obstack.
4326 (generate_summary): Use proper obstacks; cleanup after propagation.
4328 2008-09-17 Richard Guenther <rguenther@suse.de>
4331 PR tree-optimization/37491
4332 * alias.c (get_alias_set): Use the canonical type.
4333 * tree-vect-transform.c (vectorizable_store): Use the type of
4334 the lhs for the vector type. Adjust checking.
4335 (vectorizable_load): Adjust checking.
4337 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4338 Adam Nemet <anemet@caviumnetworks.com>
4340 PR rtl-optimization/37483
4341 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4342 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4343 Rearrange code to better match the original comment. Check
4344 t_unconditional first. Improve comment.
4346 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4349 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4350 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4353 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4354 GIMPLE_TRY if cleanup sequence is empty.
4356 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4359 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4360 eliminate IV if the cost are the same.
4362 2008-09-16 Richard Guenther <rguenther@suse.de>
4365 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4368 2008-09-16 Richard Guenther <rguenther@suse.de>
4370 PR tree-optimization/37508
4371 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4373 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4375 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4377 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4379 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4380 use gen_floatdidf2 directly.
4381 (floatunssidf2): Likewise.
4382 (floatsidf_ppc64_mfpgpr): Remove.
4383 (floatsidf_ppc64): Remove.
4384 (floatunssidf_ppc64): Remove.
4386 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4388 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4389 rather than update_cost_queue.
4391 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4392 in every call starting with the second one, instead of only when
4393 alias_bitmap_obstack.elements != NULL.
4395 * tree-predcom.c (filter_suitable_components): Free all refs in
4396 act->refs vector before calling release_component.
4397 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4399 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4401 * tree-loop-linear.c (linear_transform_loops): Initialize
4402 lambda_obstack only after calling perfect_loop_nest_depth.
4403 Goto free_and_continue instead of just continue for later failures.
4406 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4409 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4411 2008-09-14 Andreas Schwab <schwab@suse.de>
4413 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4415 2008-09-14 Jan Hubicka <jh@suse.cz>
4417 * invoke.texi (-fconserve-stack): Document.
4418 * opts.c (decode_options): Handle conserve_stack.
4419 * common.opt (fconvserve_stack): New.
4421 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4423 * config.host: Add x-aix to host_xmake_file.
4424 * config/rs6000/t-aix52: Do not override LDFLAGS.
4425 * config/rs6000/x-aix: New file.
4427 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4433 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4434 is not recognized as a valid register usage. Allow REG_X to be used
4436 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4437 forces a reload when using a base register.
4439 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4441 * config/i386/cygming-crtend.c (register_frame_ctor): If
4442 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4443 directly with atexit.
4444 (deregister_frame_ctor): Rename to ...
4445 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4446 if !DEFAULT_USE_CXA_ATEXIT.
4448 2008-09-13 Jan Hubicka <jh@suse.cz>
4450 * cgraph.c: Include value-prof.h
4451 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4453 2008-09-13 Jan Hubicka <jh@suse.cz>
4456 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4457 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4458 tree_gen_one_value_profiler, tree_gen_average_profiler,
4459 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4461 2008-09-13 Jan Hubicka <jh@suse.cz>
4463 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4464 too many bytes on misalligned blocks.
4466 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4468 * doc/cfg.texi: Fix some typos.
4469 * doc/extend.texi: Likewise.
4470 * doc/install.texi: Likewise.
4471 * doc/invoke.texi: Likewise.
4472 * doc/rtl.texi: Likewise.
4473 * doc/tree-ssa.texi: Likewise.
4475 2008-09-13 Richard Guenther <rguenther@suse.de>
4478 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4479 gimple stores for memory rhs.
4481 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4483 PR rtl-optimization/37489
4484 * cse.c (fold_rtx): Don't return const_true_rtx for float
4485 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4487 2008-09-13 Jan Hubicka <jh@suse.cz>
4489 PR tree-optimization/37392
4490 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4492 2008-09-13 Martin Jambor <mjambor@suse.cz>
4493 Jan Hubicka <jh@suse.cz>
4495 * cgraph.c (free_edges): New variable.
4496 (NEXT_FREE_EDGE): New macro.
4497 (cgraph_free_edge): New function.
4498 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4499 (cgraph_node_remove_callees): Likewise.
4500 (cgraph_node_remove_callers): Likewise.
4501 (cgraph_create_edge): Reuse edges from the free list. Do not
4502 update uid if doing so.
4503 (cgraph_remove_*_hook): Add free call.
4505 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4507 * ira-color.c (conflict_allocno_vec): Delete.
4508 (update_cost_queue_elem): New structure.
4509 (update_cost_queue): New variable.
4510 (update_cost_queue_tail): Likewise.
4511 (update_cost_queue_elems): Likewise.
4512 (allocno_update_cost_check): Delete.
4513 (initiate_cost_update): Allocate update_cost_queue_elems
4514 instead of allocno_update_cost_check.
4515 (finish_cost_update): Update the free()s accordingly.
4516 (start_update_cost): New function.
4517 (queue_update_cost): Likewise.
4518 (get_next_update_cost): Likewise.
4519 (update_copy_costs_1): Inline into...
4520 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4521 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4522 once we've established they are equal. Don't allocate update
4523 costs if there is nothing to add to them.
4524 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4525 DIVISOR arguments. Use a queue instead of recursive calls;
4526 process all the allocnos in the initial queue, rather than
4528 (assign_hard_reg): Use queue_update_cost instead of
4529 conflict_allocno_vec. Queue coalesced allocnos instead
4530 of calling update_conflict_hard_regno_costs for each one.
4531 Just call update_conflict_hard_regno_costs once for the
4533 (ira_color): Remove conflict_allocno_vec handling.
4535 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4537 PR tree-optimization/37484
4538 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4539 (save_var_name): Same.
4540 (initialize_cloog_names): Same.
4541 (initialize_cloog_names): Same.
4543 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4545 * tree-scalar-evolution.c (set_instantiated_value): Set
4548 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4552 * ira-build.c (common_loop_tree_node_dominator): Remove.
4553 (copy_live_ranges_to_removed_store_destinations): New function.
4554 (regno_top_level_allocno_map): Move to top level from ...
4555 (ira_flattening): ... here. Use
4556 copy_live_ranges_to_removed_store_destinations.
4558 * ira-emit.c (generate_edge_moves): Fix a comment.
4560 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4563 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4564 scratch register after 'set' pattern.
4566 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4568 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4569 information passed to mark_reg_pointer.
4570 * explow.c (force_reg): Likewise.
4572 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4574 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4575 when building for the celledp architecture.
4577 2008-09-12 Richard Guenther <rguenther@suse.de>
4579 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4581 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4583 PR rtl-optimization/37424
4584 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4585 the regnos instead of the addresses.
4587 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4589 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4591 2008-09-11 Richard Guenther <rguenther@suse.de>
4593 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4594 entering the weaker equivalence recording.
4596 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4598 2008-09-11 Jeff Law <law@redhat.com>
4600 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4601 by assign_stack_local on the IRA path for stack slot sharing
4602 as well as the non-IRA path.
4604 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4606 * config/i386/i386.h: Fix whitespace issues.
4608 2008-09-11 Martin Jambor <mjambor@suse.cz>
4610 * ipa-prop.h (struct ipa_param_flags): Removed.
4611 (struct ipa_param_descriptor): New structure.
4612 (struct ipa_node_params): ipcp_lattices, param_decls and
4613 param_flags moved to ipa_param_description.
4614 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4615 descriptors. Renamed all users.
4616 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4617 changed to access descriptors. Renamed all users.
4618 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4619 to access descriptors. Renamed all users.
4620 * ipa-cp.c (ipcp_init_cloned_node): Call
4621 ipa_initialize_node_params instead of ipa_count_formal_params and
4622 ipa_create_param_decls_array.
4623 (ipcp_analyze_node): Likewise.
4624 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4625 descriptors. Renamed all users.
4626 (ipcp_initialize_node_lattices): Remove allocation.
4627 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4628 ipa_initialize_node_params instead of ipa_count_formal_params and
4629 ipa_create_param_decls_array.
4630 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4631 ipa_populate_param_decls, made static, added parameter info,
4632 renamed mt to node, removed allocation, changed to use
4634 (ipa_count_formal_params): Made static, added parameter info,
4636 (ipa_initialize_node_params): New function.
4637 (ipa_check_stmt_modifications): Changed to use descriptors.
4638 (ipa_detect_param_modifications): Removed allocation, changed to
4640 (ipa_note_param_call): Changed to use descriptors.
4641 (ipa_analyze_params_uses): Removed allocation.
4642 (ipa_free_node_params_substructures): Changed to use descriptors.
4643 (ipa_edge_duplication_hook): Use the unused attribute.
4644 (ipa_node_duplication_hook): Use the unused attribute, changed to
4645 use descriptors, changed to duplicate descriptors.
4647 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4648 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4649 indirect inlining. Made static.
4650 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4651 functions called only once.
4652 (cgraph_decide_recursive_inlining): Don't call
4653 ipa_propagate_indirect_call_infos, pass new_edges to
4654 cgraph_mark_inline_edge instead.
4655 (cgraph_decide_inlining_of_small_functions): Don't call
4656 ipa_propagate_indirect_call_infos, pass new_edges to
4657 cgraph_mark_inline_edge instead.
4658 (cgraph_decide_inlining): Don't call
4659 ipa_propagate_indirect_call_infos.
4660 * ipa-prop.c: Check that vectors are allocated.
4662 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4663 iff a new cgraph edges have been created.
4664 (cgraph_decide_inlining): New variable redo_always_inline.
4665 Flattening and always_inlining loop until callgraph stabilizes.
4666 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4667 true iff new cgraph edges have been created.
4668 (propagate_info_to_inlined_callees): Likewise.
4669 (ipa_propagate_indirect_call_infos): Likewise.
4671 2008-09-11 Richard Guenther <rguenther@suse.de>
4673 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4674 (set_prologue_iterations): Likewise.
4675 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4677 (vect_update_init_of_dr): Likewise.
4678 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4680 * fold-const.c (fold_unary): Do not generate calculations
4683 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4685 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4686 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4687 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4689 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4691 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4692 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4693 before finalizing the changes.
4694 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4696 (simplify_truth_ops_using_ranges): New.
4697 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4698 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4699 whether a simplification was made.
4700 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4701 use a switch statement and also call simplify_truth_ops_using_ranges.
4703 2008-09-11 Jan Hubicka <jh@suse.cz>
4705 * ggc-common.c (loc_array): Make static.
4706 * dce.c (rest_of_handle_ud_dce): Free worklist.
4708 2008-09-11 Jan Hubicka <jh@suse.cz>
4710 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4711 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4712 function so we are sure we do not dangle it forever.
4713 * function.c (outer_function_chain, find_function_data): Remove.
4714 (function_context_stack): New.
4715 (push_function_context, pop_function_context): Update.
4716 * function.h (struct function): Remove pointer outer.
4717 (outer_function_chain, find_function_data): Remove.
4718 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4720 2008-09-11 Jan Hubicka <jh@suse.cz>
4723 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4725 2008-09-11 Jan Hubicka <jh@suse.cz>
4727 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4729 2008-09-11 Jan Hubicka <jh@suse.cz>
4731 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4732 (free_var_map_entry): New function.
4733 (redirect_edge_var_map_destroy): Use it.
4735 2008-09-11 Jan Hubicka <jh@suse.cz>
4738 * tree-inline.c (add_lexical_block): Replace with ...
4739 (prepend_lexical_block): ... prepend at begginig.
4740 (remap_blocks): Use it and reverse later.
4741 (expand_call_inline): Use prepend_lexical_block.
4743 2008-09-11 Jan Hubicka <jh@suse.cz>
4745 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4747 2008-09-11 Jan Hubicka <jh@suse.cz>
4749 * function.c (free_after_compilation): Call insn_locators_free.
4750 * cfglayout.c (insn_locators_free): New function.
4751 * rtl.h (insn_locators_free): Declare.
4753 2008-09-11 Jan Hubicka <jh@suse.cz>
4755 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4757 (cond_move_process_if_block): Update call.
4759 2008-09-11 Jan Hubicka <jh@suse.cz>
4761 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4762 * vec.c: Include hashtab.h
4763 (vec_descriptor, ptr_hash_entry): New structures.
4764 (vec_desc_hash, vec_ptr_map): New static variables.
4765 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4766 register_overhead, free_overhead, vec_heap_free): New functions.
4767 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4768 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4769 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4772 2008-09-11 Ira Rosen <irar@il.ibm.com>
4774 PR tree-optimization/37474
4775 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4776 length of load permutation.
4778 2008-09-11 Andreas Schwab <schwab@suse.de>
4780 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4782 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4785 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4786 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4787 simplify_gen_subreg.
4789 2008-09-11 Ira Rosen <irar@il.ibm.com>
4791 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4794 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4797 * gimplify.c (gimplify_body): Call default_rtl_profile.
4800 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4801 instead of tok->val.node if not expanding to something else. Handle
4802 intervening CPP_PADDING tokens.
4803 (altivec_categorize_keyword): Remove unneeded comparisons.
4805 2008-09-10 Richard Guenther <rguenther@suse.de>
4807 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4809 2008-09-10 Richard Guenther <rguenther@suse.de>
4812 * tree-inline.c (insert_init_stmt): Make sure to not
4813 insert invalid gimple stores.
4815 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4817 PR tree-optimization/37388
4818 * toplev.c (process_options): Fail and warn when graphite
4819 flags are used, but the compiler has not been configured
4820 with graphite libraries.
4821 * graphite.c (graphite_transform_loops): Remove printfs
4822 to dump_file for the case when graphite is not available.
4824 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4827 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4828 the even element into register.
4829 (ix86_expand_vector_init_general): Don't use
4830 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4831 if we can't move from GPR to SSE register directly.
4833 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4835 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4836 not lose track of the number of NOPs needed. Number of NOPs needed
4837 for sync vs. loads workaround was switched; corrected. Run second
4838 pass for all workarounds. No NOPs needed after call insns. Change
4839 second pass to use find_next_insn_start and find_load helpers in order
4840 to properly detect parallel insns.
4841 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4843 2008-09-10 Jan Hubicka <jh@suse.cz>
4845 * value-prof.c (gimple_ic): Fix tuplification bug.
4846 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4849 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4851 PR tree-optimization/37353
4852 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4853 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4854 calls instead of cond_dead_built_in_calls.
4855 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4856 initalize the vector only before adding first entry. Use VEC_safe_push
4857 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4858 shrink_wrap_conditional_dead_built_in_calls call.
4860 2008-09-10 Ira Rosen <irar@il.ibm.com>
4862 PR tree-optimization/37385
4863 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4864 argument, and use it as a vector type if not NULL.
4865 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4867 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4868 additional argument.
4869 (vectorizable_load): Likewise.
4871 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4873 * config/i386/i386.md (SWI32): New mode iterator.
4874 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4877 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4879 PR rtl-optimization/37435
4880 * caller-save.c (insert_restore, insert_save): Check the mode by
4883 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4886 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4888 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4891 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4893 * doc/invoke.texi (ARM Options): Correct errors in discussion
4894 of -mfloat-abi, -mhard-float, and -msoft-float.
4896 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4897 Jan Hubicka <jh@suse.cz>
4900 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
4901 calling gimple_regimplify_operands on it. Iterate over all newly
4902 added statements, not just the last one.
4903 (insert_init_stmt): Insert stmt into seq first, then call
4904 gimple_regimplify_operands on it. Don't create new gimplification
4905 context, nor find referenced vars.
4907 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4910 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
4911 to pointer to vector pointer.
4912 * ipa-prop.c (ipa_propagate_indirect_call_infos,
4913 propagate_info_to_inlined_callees): Likewise.
4914 (update_call_notes_after_inlining): Likewise. Push new indirect edge
4915 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
4916 ipa_check_create_edge_args.
4917 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
4918 argument to pointer to vector pointer.
4919 (cgraph_decide_inlining_of_small_function): Adjust
4920 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
4924 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
4925 optimizing for size, not speed.
4927 PR rtl-optimization/37408
4928 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
4929 if parm is promoted.
4931 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4933 PR tree-optimization/37375
4934 * tree-scalar-evolution.c (scev_info_str): Add field
4936 (new_scev_info_str, eq_scev_info, find_var_scev_info,
4937 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
4938 set_instantiated_value): Pass instantiated_below.
4939 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
4941 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
4942 the definitions are not instantiated.
4944 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
4945 (block_before_loop): New.
4946 * tree-data-ref.c (dr_analyze_indices): Update uses of
4948 * graphite.c (block_before_scop): New.
4949 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
4950 basic block, not a loop for determining the parameters.
4951 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
4953 (idx_record_params, find_params_in_bb, find_scop_parameters,
4954 build_loop_iteration_domains, add_conditions_to_domain): Update calls
4955 to instantiate_scev.
4957 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
4959 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4963 * ira-build.c (ira_create_allocno): Setup frequency to 0.
4965 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
4966 Check zero freq and increase if necessary.
4968 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4970 * ira-conflicts.c (process_regs_for_copy): Check that the hard
4971 regno is in the right range. Add comments.
4973 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4975 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
4977 * mips-tfile.c (copy_object): Cast alloca result to int *.
4978 * mips-tdump.c (print_symbol): Cast xmalloc return values to
4980 Rename class to sclass.
4981 (read_tfile): Cast read_seek return values to proper types.
4982 Cast xcalloc return value to proper type.
4984 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4986 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
4987 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
4988 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
4990 2008-09-09 Jan Hubicka <jh@suse.cz>
4992 * profile.c (is_edge_inconsistent): Add debug output; ignore
4993 negative count on fake edges.
4994 (is_inconsistent): Add debug output.
4996 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4998 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5000 (choose_ready): When first insn is chosen from the ready list, also
5003 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5005 PR rtl-optimization/37360
5006 * haifa-sched.c (max_issue): Do not assert that we never issue more
5007 insns than issue_rate. Add comment.
5009 2008-09-09 Richard Guenther <rguenther@suse.de>
5011 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5012 (verify_types_in_gimple_call): Rename to ...
5013 (verify_gimple_call): ... this. Enhance.
5014 (verify_types_in_gimple_cond): Remove.
5015 (verify_gimple_comparison): New function ...
5016 (verify_types_in_gimple_assign): ... split out from here.
5017 (verify_types_in_gimple_return): Rename to ...
5018 (verify_gimple_return): ... this. Enhance.
5019 (verify_types_in_gimple_switch): Rename to ...
5020 (verify_gimple_switch): ... this. Enhance.
5021 (verify_gimple_goto): New function.
5022 (verify_types_in_gimple_phi): Rename to ...
5023 (verify_gimple_phi): ... this. Enhance.
5024 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5025 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5026 (verify_types_in_gimple_seq_2): Remove cases handled in
5027 verify_types_in_gimple_stmt.
5029 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5031 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5032 (push_multiple_operation, pop_multiple_operation): Set it.
5033 (workaround_rts_anomaly): New function.
5034 (workaround_speculation): New function, broken out of bfin_reorg.
5035 (bfin_reorg): Call the new functions.
5037 2008-09-09 Richard Guenther <rguenther@suse.de>
5041 * gimplify.c (gimplify_conversion): Change conversions of
5042 non-register type to VIEW_CONVERT_EXPRs.
5043 (gimplify_addr_expr): If we need to make the operand
5044 addressable make sure to use a properly initialized
5045 temporary for that so it gets a valid gimple store.
5047 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5049 * function.h (struct function): Add function_start_locus.
5050 * cfgexpand.c (gimple_expand_cfg): Use it.
5051 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5053 2008-09-09 Richard Guenther <rguenther@suse.de>
5055 PR tree-optimization/37433
5056 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5059 2008-09-09 Richard Guenther <rguenther@suse.de>
5061 PR tree-optimization/37387
5062 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5063 and bits to a common type.
5065 2008-09-09 Nick Clifton <nickc@redhat.com>
5067 * config/v850/v850.md (return): Restore frame size restriction.
5069 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5071 * c-common.c (c_expand_decl): Remove.
5072 * c-common.h (anon_aggr_type_p): Remove prototype.
5073 (DECL_ANON_UNION_ELEMS): Remove.
5074 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5075 * c-decl.c (anon_aggr_type_p): Remove.
5076 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5077 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5078 * langhooks.h (struct lang_hooks): Remove expand_decl.
5079 * langhooks.c (lhd_expand_decl): Remove.
5080 * stmt.c (expand_anon_union_decl): Remove.
5081 * tree.h (expand_anon_union_decl): Remove prototype.
5083 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5086 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5088 * config/avr/avr.md (QISI) : Define mode iterator.
5089 (negated_tst<mode>) : Redefine as split using mode macro.
5090 (reversed_tstqi): Define insn as reversed compare with zero.
5091 (reversed_tsthi): Ditto.
5092 (reversed_tstsi): Ditto.
5094 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5097 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5098 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5101 * predict.c (optimize_function_for_size_p): Don't segfault if
5103 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5104 tree_swap_operands_p): Don't test cfun != NULL before calling
5105 optimize_function_for_s*_p.
5107 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5109 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5112 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5114 * crx/crx.h (IRA_COVER_CLASSES): Define.
5116 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5119 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5120 even when a stmt has been gimple_modified_p, but after fold_stmt is
5121 not any longer. Remove unneeded may_have_exposed_new_symbols
5124 2008-09-08 Richard Guenther <rguenther@suse.de>
5126 PR tree-optimization/37421
5127 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5130 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5133 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5135 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5138 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5139 * pa-hpux10.h (LINK_SPEC): Likewise.
5140 * pa-hpux11.h (LINK_SPEC): Likewise.
5142 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5144 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5145 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5147 2008-09-07 Helge Deller <deller@gmx.de>
5149 * pa/linux-atomic.c: New file.
5150 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5151 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5153 2008-09-07 Richard Guenther <rguenther@suse.de>
5154 Ira Rosen <irar@il.ibm.com>
5156 PR tree-optimization/36630
5157 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5158 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5160 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5161 Ira Rosen <irar@il.ibm.com>
5163 PR tree-optimization/35642
5164 * config/rs6000/altivec.md (mulv8hi3): Implement.
5166 2008-09-06 Jeff Law <law@redhat.com>
5168 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5170 2008-09-06 Jan Hubicka <jh@suse.cz>
5172 PR tree-optimization/14703
5173 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5175 * passes.c (init_optimization_passes): Recompute inline parameters.
5177 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5179 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5182 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5183 Peter Fuerst <post@pfrst.de>
5185 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5186 * doc/extend.texi: Document __builtin_mips_cache.
5187 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5188 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5189 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5190 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5191 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5192 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5193 (set_push_mips_isas): New variable.
5194 (mips_r10k_cache_barrier): New variable.
5195 (cache): New availability predicate.
5196 (mips_builtins): Add an entry for __builtin_mips_cache.
5197 (mips_build_cvpointer_type): New function.
5198 (MIPS_ATYPE_CVPOINTER): New macro.
5199 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5201 (r10k_simplified_address_p, r10k_simplify_address)
5202 (r10k_uncached_address_p, r10k_safe_address_p)
5203 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5204 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5205 (r10k_insert_cache_barriers): New functions.
5206 (mips_reorg_process_insns): Delete cache barriers after a
5207 branch-likely instruction.
5208 (mips_reorg): Call r10k_insert_cache_barriers.
5209 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5210 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5211 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5212 (mips_cache, r10k_cache_barrier): New define_insns.
5214 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5216 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5217 * ira-color.c (setup_allocno_left_conflicts_num): Use
5218 hard_reg_set_equal_p instead of a comparison with
5219 ira_zero_hard_reg_set.
5220 * ira.c (setup_reg_subclasses): Likewise.
5221 (setup_cover_and_important_classes): Likewise.
5222 (setup_class_translate): Likewise.
5223 (setup_reg_class_intersect_union): Likewise.
5224 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5225 (ira_init_once): Don't initialize them.
5227 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5229 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5231 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5233 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5235 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5237 Improved branch hints, safe hints, and scheduling.
5239 * haifa-sched.c (sched_emit_insn) : Define.
5240 * sched-int.h (sched_emit_insn) : Add prototype.
5241 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5242 -mhint-max-distance -msafe-hints) : Document.
5243 * config/spu/spu.c (spu_flag_var_tracking): New.
5244 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5245 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5246 TARGET_ASM_FILE_START): Define.
5247 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5248 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5249 (spu_emit_branch_hint): Add blocks argument.
5250 (insert_branch_hints, insert_nops): Remove.
5251 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5252 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5253 spu_sched_reorder, asm_file_start): New functions.
5254 (clock_var, spu_sched_length, pipe0_clock,
5255 pipe1_clock, prev_clock_var, prev_priority,
5256 spu_ls_first, prev_ls_clock): New static variables.
5257 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5258 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5259 (nopn_nv): Add a non-volatile version of nop.
5260 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5261 -mhint-max-distance, -msafe-hints): New options.
5263 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5264 Samuel Tardieu <sam@rfc1149.net>
5266 * opts.c (decode_options): Combine nested if statements.
5269 * opts.c (decode_options): Handle more relationships among
5270 unit-at-a-time, toplevel-reorder, and section-anchors.
5272 2008-09-05 David Daney <ddaney@avtrex.com>
5274 * doc/install.texi (--enable-reduced-reflection): Document new option.
5276 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5278 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5280 (constantpool_operand): New.
5281 (move_operand): Disallow sub-word modes for the constant pool.
5282 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5283 (xtensa_secondary_reload_class): Replace with....
5284 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5285 Set icode for sub-word reloads from the constant pool.
5286 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5287 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5288 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5289 * config/xtensa/xtensa-protos.h: Update prototypes.
5291 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5293 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5294 (REG_CLASS_NAMES): Update.
5295 (REG_CLASS_CONTENTS): Update.
5296 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5297 of ALL_REGS for regs 77 and 78.
5298 * function.c (instantiate_virtual_regs_in_insn): Assert that
5299 return value of simplify_gen_subreg is not NULL.
5301 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5303 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5304 (gen_rtvec_v): Fix coding standards.
5306 2008-09-04 Jan Hubicka <jh@suse.cz>
5308 * i386.c (decide_alg): Be more conservative about optimizing for size.
5310 2008-09-04 Ian Lance Taylor <iant@google.com>
5312 * varasm.c (narrowing_initializer_constant_valid_p): New
5314 (initializer_constant_valid_p): Call it.
5316 2008-09-04 Jeff Law <law@redhat.com>
5318 * fold-const.c (native_encode_real): Fix computation of WORDS.
5319 (native_interpret_real): Likewise.
5321 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5323 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5325 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5327 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5328 that the cost is already taken into account in ira-costs.c
5330 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5332 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5333 ira_debug_copies): New.
5334 (ira_bulid): Call print_copies.
5336 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5338 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5341 * config/rs6000/rs6000.c (optimization_options): Remove check of
5342 flag_toplevel_order.
5344 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5346 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5347 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5348 second operand is a reg_imm10_operand.
5349 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5350 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5351 (*seq_<GPR:mode><GPR2:mode>): Rename to
5352 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5354 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5355 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5357 (*sne_<GPR:mode><GPR2:mode>): Rename to
5358 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5361 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5363 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5364 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5365 combining an arithmetic right shift by more than 31 and a
5366 trunction. Don't match for out-of-range shift amounts. Set
5367 attribute mode to <MODE>.
5368 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5369 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5370 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5371 shifts by less than 32.
5372 (extv): Change predicate on first operand to accept registers.
5373 Change predicate of the other operands from immediate_operand to
5374 const_int_operand. Expand exts when source is a register.
5375 (extzv): Change predicate of the constant operands from
5376 immediate_operand to const_int_operand.
5377 (extzv<mode>): Change predicate of the constant operands from
5378 immediate_operand to const_int_operand and no constraint. Also
5380 (*extzv_trunc<mode>_exts): New pattern.
5382 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5384 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5385 * config/mips/mips-protos.h (mask_low_and_shift_p,
5386 mask_low_and_shift_len): Declare.
5387 * config/mips/mips.c (mask_low_and_shift_p,
5388 mask_low_and_shift_len): New functions.
5389 (mips_print_operand): Handle new operand prefix "m".
5390 * config/mips/mips.md (*cins<mode>): New pattern.
5392 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5394 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5395 optimizing for size.
5397 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5399 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5400 regardless of epilogue_completed.
5402 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5405 * ira-lives.c (process_bb_node_lives): Check setjmp.
5407 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5410 * ira-build.c (form_loop_tree): Reverse BB walk.
5411 (create_bb_allocnos): Likewise.
5412 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5413 (mark_reg_store): Rename to...
5414 (mark_ref_live): ...this and take a df_ref argument instead of
5415 note_stores arguments. Assert that we have a register.
5416 (mark_reg_clobber): Delete.
5417 (def_conflicts_with_inputs_p): New function.
5418 (mark_reg_conflicts): Delete.
5419 (mark_reg_death): Rename to...
5420 (mark_ref_dead): ...this and take a df_ref argument instead of
5421 a register. Assert that we have a register.
5422 (process_bb_node_lives): Hoist frequency calculation out of
5423 instruction walk. Convert from a forwards scan to a backwards scan.
5424 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5425 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5426 (create_allocno_live_ranges): Don't create regs_set.
5428 2008-09-04 Ian Lance Taylor <iant@google.com>
5430 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5431 or REG_LABEL_TARGET.
5432 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5433 comparing MODE with MEM.
5434 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5435 comparing with GF_PREDICT_TAKEN.
5436 (gimple_get_lhs): Change code to enum gimple_code.
5437 (gimple_set_lhs): Likewise.
5438 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5439 * omp-low.c (find_omp_clause): Change kind parameter to enum
5441 * tree-flow.h (find_omp_clause): Update declaration.
5442 * regrename.c (clear_dead_regs): Change kind parameter to enum
5444 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5446 * see.c (see_get_extension_data): Change return type to enum
5447 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5448 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5449 (see_gen_normalized_extension): Change extension_code parameter to
5451 (see_seek_pre_extension_expr): Change extension_code to enum
5453 (see_merge_one_def_extension): Likewise.
5454 (see_handle_relevant_defs): Likewise.
5455 (see_handle_relevant_uses): Likewise.
5456 (see_analyze_one_def): Likewise.
5457 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5458 GIMPLE_ASM rather than ASM_EXPR.
5459 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5460 GIMPLE_RETURN rather than RETURN_EXPR.
5461 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5462 (evaluate_stmt): Likewise.
5463 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5464 to enum vect_relevant.
5465 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5466 compare gimple codes with tree codes.
5468 2008-09-04 Paul Brook <paul@codesourcery.com>
5470 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5472 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5474 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5475 pointer check lost in the recent no-unit-at-a-time patch.
5477 2008-09-04 Jan Hubicka <jh@suse.cz>
5480 * tree-switch-conversion.c (check_final_bb): Accept only IP
5483 2008-09-04 Jan Hubicka <jh@suse.cz>
5485 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5487 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5488 using_ranges argument.
5489 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5490 (vrp_visit_cond_stmt): Update call of
5491 vrp_evaluate_conditional_warnv_with_ops
5493 2008-09-04 Jan Hubicka <jh@suse.cz>
5495 PR tree-optimization/37345
5496 PR tree-optimization/37358
5497 PR tree-optimization/37357
5498 * tree.c (build_function_type_skip_args): Build distinct type copy;
5500 (build_function_decl_skip_args): Set type of new decl not orig decl;
5501 clear DECL_VINDEX for methods turned into functions.
5503 2008-09-04 Nick Clifton <nickc@redhat.com>
5505 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5506 * configure: Regenerate.
5507 * config.in: Regenerate.
5508 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5509 alignment field, if it is supported.
5511 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5513 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5516 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5518 * config/rs6000/rs6000.c (processor_target_table): Do not
5519 enable VMX for POWER6.
5521 2008-09-03 Anton Blanchard <anton@samba.org>
5523 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5524 emit memory barrier before operation.
5526 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5529 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5530 default_elf_asm_output_external.
5532 2008-09-03 Jeff Law <law@redhat.com>
5534 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5536 2008-09-03 Richard Henderson <rth@redhat.com>
5538 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5539 memory barrier to below the test-and-set.
5540 (alpha_split_lock_test_and_set_12): Likewise.
5542 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5546 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5549 * ira-color.c (print_loop_title): Use all_allocnos.
5550 (color_pass): Ditto. Don't add border_allocnos. Check that
5551 subloop allocno in the correspdoning bitmap all_allocnos.
5553 * ira-emit.c (change_loop): Use all_allocnos.
5555 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5556 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5557 (create_cap_allocno): Remove setting mentioned_allocnos.
5558 (create_insn_allocnos): Ditto.
5559 (remove_unnecessary_allocnos): Use all_allocnos.
5560 (check_allocno_creation): Check that allocnos are in the
5561 corresponding bitmap all_allocnos.
5563 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5567 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5568 (process_regs_for_copy): Process subregs. Refine check when cost
5569 is taken into account in ira-costs.c.
5570 (process_reg_shuffles): Use REG_SUBREG_P.
5571 (add_insn_allocno_copies): Ditto. Ignore modes.
5573 * ira-color.c (conflict_allocno_vec): New.
5574 (COST_HOP_DIVISOR): New macro.
5575 (update_copy_costs_1): Use it.
5576 (update_conflict_hard_regno_costs): New function.
5577 (assign_hard_reg): Use it.
5578 (ira_color): Allocate and free conflict_allocno_vec.
5580 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5584 * ira-int.h (ira_sort_insn_chain): Remove.
5586 * ira.c (basic_block_order_nums, chain_insn_order,
5587 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5588 (ira): Don't call ira_sort_insn_chain.
5590 * reload1.c (reload): Don't call ira_sort_insn_chain.
5592 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5595 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5596 which become non throw.
5597 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5598 update_call_expr after updating the flags on the decl.
5600 2008-09-03 Jan Hubicka <jh@suse.cz>
5602 PR tree-optimization/37315
5603 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5604 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5605 (cgraph_analyze_functions): Use node->analyzed
5606 (cgraph_mark_functions_to_output): Likewise.
5607 (cgraph_expand_function): All functions can be released after
5609 (cgraph_optimize): Use gimple_has_body_p.
5610 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5611 (cgraph_decide_inlining_incrementally): Likewise.
5612 (inline_transform): Inline transform.
5613 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5615 (inlinable_function_p): Drop gimple_body check.
5616 (expand_call_inline): Use gimple_has_body_p.
5617 * gimple.c (gimple_has_body_p): New.
5618 * gimple.h (gimple_has_body_p): Add prototype.
5619 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5620 (dump_function_to_file): Use gimple_has_body_p check.
5622 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5625 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5627 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5629 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5631 From Michael Frysinger <michael.frysinger@analog.com>
5632 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5633 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5636 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5639 * doc/extend.texi: Document picoChip builtin functions.
5640 * doc/invoke.texi: Document picoChip options.
5641 * doc/contrib.texi: Add picoChip contribution.
5642 * doc/md.texi: Document picoChip constraints.
5643 * config.gcc: Add picochip-*-*.
5644 * config/picochip/: Add new port.
5646 2008-09-03 Richard Guenther <rguenther@suse.de>
5648 PR tree-optimization/37328
5649 * tree-sra.c (sra_build_assignment): Gimplify properly.
5650 (generate_copy_inout): Take the correct stmt as definition,
5651 remove bogus assert.
5653 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5655 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5658 From Michael Frysinger <michael.frysinger@analog.com>
5659 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5661 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5663 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5664 (__gthread_setspecific): Revert 2008-08-31 change to
5665 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5667 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5669 * diagnostic.c (error_at): New.
5670 * toplev.h (error_at): New prototype.
5671 * c-typeck.c (build_array_ref): Call error_at instead of error.
5672 Pass location to pedwarn.
5674 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5676 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5678 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5680 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5681 VAR_DECL and CONST_DECL.
5683 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5684 Jakub Jelinek <jakub@redhat.com>
5686 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5687 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5688 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5689 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5690 Don't set ix86_save_varrargs_registers.
5691 (ix86_setup_incoming_varargs): Assume cum != NULL.
5692 (ix86_va_start): Check ix86_varargs_gpr_size and
5693 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5694 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5695 from frame pointer if ix86_varargs_gpr_size == 0.
5696 (ix86_compute_frame_layout): Updated.
5697 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5698 (ix86_varargs_gpr_size): Define.
5699 (ix86_varargs_fpr_size): Likewise.
5700 (machine_function): Remove save_varrargs_registers.
5701 Add varargs_gpr_size and varargs_fpr_size.
5703 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5705 * config/alpha/alpha.c (va_list_skip_additions,
5706 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5707 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5710 PR tree-optimization/36766
5711 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5712 for already removed basic blocks.
5715 * real.c (real_maxval): Clear a lower bit to make real_maxval
5716 match get_max_float for IBM long double format.
5718 2008-09-02 Andreas Schwab <schwab@suse.de>
5720 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5721 * configure: Regenerate.
5723 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5725 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5726 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5727 checking for a non-VOID CONSTANT_P.
5729 2008-09-02 Jan Hubicka <jh@suse.cz>
5731 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5732 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5735 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5737 * expr.c (emit_group_store): Don't assert stack temp mode size.
5739 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5740 Tobias Grosser <grosser@fim.uni-passau.de>
5741 Jan Sjodin <jan.sjodin@amd.com>
5742 Harsha Jagasia <harsha.jagasia@amd.com>
5743 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5744 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5745 Adrien Eliche <aeliche@isty.uvsq.fr>
5747 Merge from graphite branch.
5750 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5751 * doc/invoke.texi (-floop-block, -floop-interchange,
5752 -floop-strip-mine): Document new flags.
5753 * tree-into-ssa.c (gimple_vec): Moved...
5754 * tree-loop-distribution.c (rdg_component): Moved...
5755 * cfgloopmanip.c: Include tree-flow.h.
5756 (update_dominators_in_loop): New.
5757 (create_empty_if_region_on_edge): New.
5758 (create_empty_loop_on_edge): New.
5759 (loopify): Use update_dominators_in_loop.
5760 * tree-pass.h (pass_graphite_transforms): Declared.
5761 * configure: Regenerate.
5762 * tree-phinodes.c (make_phi_node): Export.
5763 (add_phi_node_to_bb): New, split from create_phi_node.
5764 * tree-chrec.c (for_each_scev_op): New.
5765 * tree-chrec.h (for_each_scev_op): Declared.
5766 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5767 (remove_statement): Call get_phi_with_result.
5768 * config.in (HAVE_cloog): Undef.
5769 * gdbinit.in (pgg): New.
5770 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5771 * tree-ssa-loop.c (graphite_transforms): New.
5772 (gate_graphite_transforms): New.
5773 (pass_graphite_transforms): New.
5774 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5775 HAVE_cloog): Defined.
5776 * tree-vectorizer.c (rename_variables_in_bb): Export.
5777 * tree-data-ref.c (dr_may_alias_p): Export.
5778 (stmt_simple_memref_p): New.
5779 (find_data_references_in_stmt): Export.
5780 (find_data_references_in_loop): Export.
5781 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5782 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5783 (create_rdg_vertices): Export.
5784 (build_empty_rdg): New.
5785 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5786 * tree-data-ref.h (rdg_component): ... here.
5788 (struct data_reference): Add a field scop.
5790 (find_data_references_in_loop): Declared.
5791 (find_data_references_in_stmt): Declared.
5792 (create_rdg_vertices): Declared.
5793 (dr_may_alias_p): Declared.
5794 (stmt_simple_memref_p): Declared.
5795 (struct rdg_edge): Add a field ddr_p relation.
5796 (build_empty_rdg): Declared.
5797 * lambda.h (lambda_matrix): Declare a VEC of.
5798 (find_induction_var_from_exit_cond): Declared.
5799 (lambda_vector_compare): New.
5800 * common.opt (fgraphite, floop-strip-mine,
5801 floop-interchange, floop-block): New flags.
5802 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5803 * cfgloop.c (is_loop_exit): New.
5804 * cfgloop.h (is_loop_exit): Declared.
5805 (create_empty_if_region_on_edge): Declared.
5806 (create_empty_loop_on_edge): Declared.
5807 * tree-flow.h (add_phi_node_to_bb): Declared.
5808 (make_phi_node): Declared.
5809 (rename_variables_in_bb): Declared.
5810 (perfect_loop_nest_depth): Declared.
5811 (graphite_transform_loops): Declared.
5812 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5813 (graphite.o-warn): Add -Wno-error.
5814 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5815 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5816 (INCLUDES): Add PPLINC, CLOOGINC.
5817 (OBJS-common): Add graphite.o.
5818 (graphite.o): Add rule.
5819 * gimple.h (gimple_vec): ... here.
5820 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5821 * passes.c (init_optimization_passes): Schedule
5822 pass_graphite_transforms.
5824 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5827 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5828 and -fno-toplevel-reorder after handle_options.
5830 2008-09-02 Paul Brook <paul@codesourcery.com>
5832 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5833 (arm_override_options): Set arm_tune_cortex_a9.
5834 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5835 (arm_issue_rate): Handle cortexa9.
5836 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5837 * config/arm/arm-cores.def: Add cortex-a9.
5838 * config/arm/arm-tune.md: Regenerate.
5839 * config/arm/arm.md: Include cortex-a9.md.
5840 (generic_sched, generic_vfp): Add cortexa9.
5841 * config/arm/cortex-a9.md: New file.
5843 2008-09-02 Richard Guenther <rguenther@suse.de>
5845 PR tree-optimization/37327
5846 * tree-vrp.c (register_new_assert_for): Make sure to not have
5847 TREE_OVERFLOW set on the bound.
5849 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5851 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5853 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5854 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5857 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5859 * gcc/config/spu/spu.md (divdf3): Removed.
5861 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5863 PR tree-optimization/37095
5864 * cgraph.c (cgraph_node): When creating new cgraph node after
5865 assembler_name_hash has been populated, record it in the hash
5868 2008-09-01 Paul Brook <paul@codesourcery.com>
5870 * doc/invoke.texi: Document -mword-relocations.
5871 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5872 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5873 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5874 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5875 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5876 (arm_emit_movpair): New function.
5877 (arm_print_operand <c>): Handle sybolic addresses.
5878 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5879 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5880 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5881 * config/arm/arm.opt: Add -mword-relocations.
5882 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5883 (arm_movt, arm_movw): New.
5885 2008-09-01 Paul Brook <paul@codesourcery.com>
5887 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5888 Allow Interworking on ARMv4 EABI based targets.
5889 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5890 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5892 2008-09-01 Paul Brook <paul@codesourcery.com>
5894 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5895 optimized LT0 test. Remove optimization for GT.
5897 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5899 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5900 openmp applications.
5901 * pa-hpux11.h (LIB_SPEC): Likewise.
5903 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
5906 2008-09-01 Jan Hubicka <jh@suse.cz>
5908 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
5909 present, use only counts; when guessed use only frequencies.
5910 (estimate_bb_frequencies): Use function_frequency.
5911 * profile.c (compute_branch_probabilities): Exit early when
5912 profile reading failed. Set profile_status.
5913 (branch_prob): Do not set profile_status.
5915 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
5917 * tree.c (protected_set_expr_location): New.
5918 * tree.h (protected_set_expr_location): New prototype.
5919 * c-tree.h (build_array_ref): Add argument.
5920 (parser_build_unary_op): Same.
5921 * c-typeck.c (build_indirect_ref): Handle new location argument.
5922 (build_array_ref): Same.
5923 (parser_build_unary_op): Same.
5924 * gimplify.c (gimplify_asm_expr): Set input_location before calling
5926 * c-omp.c (c_finish_omp_atomic): Pass location when calling
5928 * c-common.c (finish_label_address_expr): Handle new location argument.
5929 * c-common.h (build_indirect_ref): Add argument.
5930 (finish_label_address_expr): Same.
5931 * c-parser.c (c_parser_unary_expression): Pass location to build
5933 (c_parser_postfix_expression): Same.
5935 2008-09-01 Paul Brook <paul@codesourcery.com>
5937 * config/arm/arm.md: Include cortex-r4f.md.
5938 (attr fpu): Update type list.
5939 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
5940 fconstd, fcmps and fcmpd.
5941 (attr tune_cortexr4): Define.
5942 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
5943 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
5944 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
5945 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
5946 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
5947 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
5948 cortex_a8_vfp_farith: Ditto.
5949 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
5950 * config/arm/cortex-r4.md: Use tune_cortexr4.
5951 * config/arm/cortex-r4f.md: New file.
5953 2008-09-01 Richard Guenther <rguenther@suse.de>
5955 PR tree-optimization/37305
5956 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
5957 the result of constant conversions.
5958 (fold_gimple_assign): Likewise.
5960 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5962 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
5963 #ifdef ENABLE_CHECKING.
5965 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5967 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
5968 * sched-int.h (print_insn, print_pattern, print_value): Declare also
5969 when !INSN_SCHEDULING.
5971 2008-09-01 Andreas Schwab <schwab@suse.de>
5973 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
5975 2008-09-01 Paul Brook <paul@codesourcery.com>
5977 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
5979 2008-09-01 Jan Hubicka <jh@suse.cz>
5981 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
5983 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
5985 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
5986 * gimplify.c (gimplify_init_constructor): Add speed operand.
5987 * tree-sra.c (decide_block_copy): Likewise.
5988 * tree-inline.c (estimate_move_cost): Likewise.
5989 * config/alpha/alpha.h (MOVE_RATIO): Update.
5990 * config/frv/frv.c (MOVE_RATIO): Update.
5991 * config/spu/spu.h (MOVE_RATIO): Update.
5992 * config/sparc/sparc.h (MOVE_RATIO): Update.
5993 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
5994 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
5995 * config/cris/cris.h (MOVE_RATIO): Update.
5996 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
5997 * config/arm/arm.h (MOVE_RATIO): Update.
5998 * config/pa/pa.md: Update uses of MOVE_RATIO
5999 * config/pa/pa.h (MOVE_RATIO): Update.
6000 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6001 CLEAR_RATIO, SET_RATIO): Update.
6002 * config/h8300/h8300.h (MOVE_RATIO): Update.
6003 * config/v850/v850.h (MOVE_RATIO): Update.
6004 * config/bfin/bfin.h (MOVE_RATIO): Update.
6006 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6007 Dmitry Melnik <dm@ispras.ru>
6008 Dmitry Zhurikhin <zhur@ispras.ru>
6009 Alexander Monakov <amonakov@ispras.ru>
6010 Maxim Kuvyrkov <maxim@codesourcery.com>
6012 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6013 sel-sched-dump.c, sel-sched-ir.c: New files.
6014 * Makefile.in (OBJS-common): Add selective scheduling object files.
6015 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6016 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6017 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6018 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6019 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6020 (make_forwarder_block): Update loop latch if we have redirected
6021 the loop latch edge.
6022 * cfgloop.c (get_loop_body_in_custom_order): New function.
6023 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6024 (CP_FALLTHRU_PREHEADERS): Likewise.
6025 (get_loop_body_in_custom_order): Declare.
6026 * cfgloopmanip.c (has_preds_from_loop): New.
6027 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6028 Assert that the preheader edge will be fall thru when it is set.
6029 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6030 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6031 fsel-sched-substitution, fselective-scheduling): New flags.
6032 * cse.c (hash_rtx_cb): New.
6034 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6035 sel_sched_insn_cnt): New counters.
6036 * final.c (compute_alignments): Export. Free dominance
6037 info after loop_optimizer_finalize.
6038 * genattr.c (main): Output maximal_insn_latency prototype.
6039 * genautomata.c (output_default_latencies): New.
6040 Factor its code from ...
6041 (output_internal_insn_latency_func): ... here.
6042 (output_internal_maximal_insn_latency_func): New.
6043 (output_maximal_insn_latency_func): New.
6044 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6045 (struct hard_reg_set_iterator): New.
6046 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6047 hard_reg_set_iter_next): New functions.
6048 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6049 * lists.c (remove_free_INSN_LIST_node,
6050 remove_free_EXPR_LIST_node): New functions.
6051 * loop-init.c (loop_optimizer_init): When
6052 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6053 calling create_preheaders.
6054 (loop_optimizer_finalize): Do not verify flow info after reload.
6055 * recog.c (validate_replace_rtx_1): New parameter simplify.
6056 Default it to true. Update all uses. Factor out simplifying
6058 (simplify_while_replacing): ... this new function.
6059 (validate_replace_rtx_part,
6060 validate_replace_rtx_part_nosimplify): New.
6061 * recog.h (validate_replace_rtx_part,
6062 validate_replace_rtx_part_nosimplify): Declare.
6063 * rtl.c (rtx_equal_p_cb): New.
6064 (rtx_equal_p): Use it.
6065 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6066 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6067 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6068 * vecprim.h: Add a vector type for unsigned int.
6069 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6070 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6071 ready_try, cycle_issued_insns, spec_info): Make global.
6072 (readyp): Initialize.
6073 (dfa_lookahead): New global variable.
6074 (old_max_uid, old_last_basic_block): Remove.
6075 (h_i_d): Make it a vector.
6076 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6078 (after_recovery, adding_bb_to_current_region_p):
6079 New variables to handle correct insertion of the recovery code.
6080 (struct ready_list): Move declaration to sched-int.h.
6081 (rgn_n_insns): Removed.
6082 (rtx_vec_t): Move to sched-int.h.
6083 (find_insn_reg_weight): Remove.
6084 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6085 (haifa_init_h_i_d, haifa_finish_h_i_d):
6086 New functions to initialize / finalize haifa instruction data.
6087 (extend_h_i_d, init_h_i_d): Rewrite.
6088 (unlink_other_notes): Move logic to add_to_note_list. Handle
6089 selective scheduler.
6090 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6091 find_fallthru_edge): Make global, remove static prototypes.
6092 (max_issue): Make global. Add privileged_n and state parameters. Use
6094 (extend_global, extend_all): Removed.
6095 (init_before_recovery): Add new param. Fix the handling of the case
6096 when we insert a recovery code before the EXIT which has a predecessor
6097 with a fallthrough edge to it.
6098 (create_recovery_block): Make global. Rename to
6099 sched_create_recovery_block. Update.
6100 (change_pattern): Rename to sched_change_pattern. Make global.
6101 (speculate_insn): Rename to sched_speculate_insn. Make global.
6102 Split haifa-specific functionality into ...
6103 (haifa_change_pattern): New static function.
6104 (sched_extend_bb): New static function.
6105 (sched_init_bbs): New function.
6106 (current_sched_info): Change type to struct haifa_sched_info.
6107 (insn_cost): Adjust for selective scheduling.
6108 (dep_cost_1): New function. Move logic from ...
6109 (dep_cost): ... here.
6110 (dep_cost): Use dep_cost_1.
6111 (contributes_to_priority_p): Use sched_deps_info instead of
6113 (priority): Adjust to work with selective scheduling. Process the
6114 corner case when all dependencies don't contribute to priority.
6115 (rank_for_schedule): Use ds_weak instead of dep_weak.
6116 (advance_state): New function. Move logic from ...
6117 (advance_one_cycle): ... here.
6118 (add_to_note_list, concat_note_lists): New functions.
6119 (rm_other_notes): Make static. Adjust for selective scheduling.
6120 (remove_notes, restore_other_notes): New functions.
6121 (move_insn): Add two arguments. Update assert. Don't call
6123 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6124 Remove more_issue, max_points. Move the code to initialize
6125 max_lookahead_tries to max_issue.
6126 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6127 ready. Adjust use of move_insn. Call restore_other_notes.
6129 (sched_init, sched_finish): Move Haifa-specific initialization/
6131 (haifa_sched_init, haifa_sched_finish): ... respectively.
6133 (setup_sched_dump): New function.
6134 (haifa_init_only_bb): New static function.
6135 (haifa_speculate_insn): New static function.
6136 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6137 (extend_ready, extend_all): Remove.
6138 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6139 (create_check_block_twin, add_to_speculative_block): Use
6140 haifa_insns_init instead of extend_global. Update to use new
6141 initialization functions. Change parameter. Factor out code from
6142 create_check_block_twin to ...
6143 (sched_create_recovery_edges) ... this new function.
6144 (add_block): Remove.
6145 (sched_scan_info): New.
6146 (extend_bb): Use sched_scan_info.
6147 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6148 static functions for walking through scheduling region.
6149 (sched_luids): New vector variable to replace uid_to_luid.
6150 (luids_extend_insn): New function.
6151 (sched_max_luid): New variable.
6152 (luids_init_insn): New function.
6153 (sched_init_luids, sched_finish_luids): New functions.
6154 (insn_luid): New debug function.
6155 (sched_extend_target): New function.
6156 (haifa_init_insn): New static function.
6157 (sched_init_only_bb): New hook.
6158 (sched_split_block): New hook.
6159 (sched_split_block_1): New function.
6160 (sched_create_empty_bb): New hook.
6161 (sched_create_empty_bb_1): New function.
6162 (common_sched_info, ready): New global variables.
6163 (current_sched_info_var): Remove.
6164 (move_block_after_check): Use common_sched_info.
6165 (haifa_luid_for_non_insn): New static function.
6166 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6167 (increase_insn_priority): New.
6168 * modulo-sched.c: (issue_rate): Remove static declaration.
6169 (sms_sched_info): Change type to haifa_sched_info.
6170 (sms_sched_deps_info, sms_common_sched_info): New variables.
6171 (setup_sched_infos): New.
6172 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6173 Do not call regstat_free_calls_crossed.
6174 (sms_print_insn): Use const_rtx.
6175 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6176 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6177 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6178 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6179 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6180 current_sched_info to use it.
6181 (enum reg_pending_barrier_mode): Move to sched-int.h.
6182 (h_d_i_d): New variable. Initialize to NULL.
6183 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6185 (estimate_dep_weak): Remove static declaration.
6186 (sched_has_condition_p): New function. Adjust users of
6187 sched_get_condition to use it instead.
6188 (conditions_mutex_p): Add arguments indicating which conditions are
6190 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6191 argument to indicate whether returned condition is reversed. Do not
6192 generate new rtx when condition should be reversed; indicate it by
6193 setting new argument instead.
6194 (add_dependence_list_and_free): Add deps parameter.
6195 Update all users. Do not free dependence list when
6196 deps context is readonly.
6197 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6199 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6200 (remove_from_deps): New. Use the above functions.
6201 (cur_insn, can_start_lhs_rhs_p): New static variables.
6202 (add_or_update_back_dep_1): Initialize present_dep_type.
6203 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6204 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6205 haifa_note_dep): New functions implementing dependence hooks for
6206 the Haifa scheduler.
6207 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6208 note_dep): New functions.
6209 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6211 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6212 (free_deps): Initialize deps->reg_last.
6213 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6214 sched_analyze_insn): Update to use dependency hooks infrastructure
6215 and readonly contexts.
6216 (deps_analyze_insn): New function. Move part of logic from ...
6217 (sched_analyze): ... here. Also move some logic to ...
6218 (deps_start_bb): ... here. New function.
6219 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6221 (sched_deps_init): New function. Move code from ...
6222 (init_dependency_caches): ... here. Remove.
6223 (init_deps_data_vector): New.
6224 (sched_deps_finish): New function. Move code from ...
6225 (free_dependency_caches): ... here. Remove.
6226 (init_deps_global, finish_deps_global): Adjust for use with
6227 selective scheduling.
6228 (get_dep_weak): Move logic to ...
6229 (get_dep_weak_1): New function.
6230 (ds_merge): Move logic to ...
6231 (ds_merge_1): New static function.
6232 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6233 (ds_get_max_dep_weak): New function.
6234 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6235 (n_insns): Rename to rgn_n_insns.
6236 (debug_ebb_dependencies): New function.
6237 (init_ready_list): Use it.
6238 (begin_schedule_ready): Use sched_init_only_bb.
6239 (ebb_print_insn): Indicate when an insn starts a new cycle.
6240 (contributes_to_priority, compute_jump_reg_dependencies,
6241 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6242 (add_block1): Remove to ebb_add_block.
6243 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6244 (schedule_ebb): Initialize them. Use remove_notes instead of
6245 rm_other_notes. Use haifa_local_init/finish.
6246 (schedule_ebbs): Use haifa_sched_init/finish.
6247 * sched-int.h: Include vecprim.h, remove rtl.h.
6248 (struct ready_list): Delete declaration.
6249 (sched_verbose_param, enum sched_pass_id_t,
6250 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6251 (struct sched_scan_info_def): New structure.
6252 (sched_scan_info, sched_scan, sched_init_bbs,
6253 sched_init_luids, sched_finish_luids, sched_extend_target,
6254 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6255 (struct common_sched_info_def): New.
6256 (common_sched_info, haifa_common_sched_info,
6257 sched_emulate_haifa_p): Declare.
6259 (sched_luids): Declare.
6260 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6261 (sched_max_luid, insn_luid): Declare.
6262 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6263 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6264 print_insn, print_pattern, print_value, haifa_classify_insn,
6265 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6266 setup_sched_dump, sched_init, sched_finish,
6267 sel_insn_is_speculation_check): Export.
6268 (struct ready_list): Move from haifa-sched.c.
6269 (ready_try, ready, max_issue): Export.
6270 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6271 sched_init_only_bb, sched_split_block, sched_split_block_1,
6272 sched_create_empty_bb, sched_create_empty_bb_1,
6273 sched_create_recovery_block, sched_create_recovery_edges): Export.
6274 (enum reg_pending_barrier_mode): Export.
6275 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6277 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6278 print_insn field. Move add_block and fix_recovery_cfg to
6279 common_sched_info_def. Move compute_jump_reg_dependencies,
6281 (struct sched_deps_info_def): ... this new structure.
6282 (sched_deps_info): Declare.
6283 (struct spec_info_def): Remove weakness_cutoff, add
6284 data_weakness_cutoff and control_weakness_cutoff.
6285 (spec_info): Declare.
6286 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6288 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6289 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6290 (current_sched_info): Change type to struct haifa_sched_info.
6291 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6292 (h_d_i_d): New variable.
6293 (HDID): New accessor macro.
6294 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6295 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6297 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6298 (enum SCHED_FLAGS): Update for selective scheduler.
6299 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6300 (init_dependency_caches, free_dependency_caches): Delete declarations.
6301 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6302 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6303 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6304 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6305 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6307 (rm_other_notes): Delete declaration.
6308 (schedule_block): Remove one argument.
6309 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6310 ready_element, ready_lastpos, sched_extend_ready_list,
6311 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6312 concat_note_lists): Export.
6313 (struct region): Move from sched-rgn.h.
6314 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6315 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6316 BLOCK_TO_BB, CONTAINING_RGN): Export.
6317 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6318 (current_nr_blocks, current_blocks, target_bb): Likewise.
6319 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6320 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6321 sched_rgn_local_init, extend_regions,
6322 rgn_make_new_region_out_of_new_block, compute_priorities,
6323 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6324 extend_rgns, deps_join rgn_setup_common_sched_info,
6325 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6326 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6327 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6328 increase_insn_priority): Likewise.
6329 * sched-rgn.c: Include sel-sched.h.
6330 (ref_counts): New static variable. Use it ...
6331 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6332 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6333 (sched_is_disabled_for_current_region_p): Delete static declaration.
6334 (struct region): Move to sched-int.h.
6335 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6336 ebb_head): Define and initialize.
6337 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6338 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6339 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6341 (find_single_block_region): Add new argument to indicate that EBB
6342 regions should be constructed.
6343 (debug_live): Delete declaration.
6344 (current_nr_blocks, current_blocks, target_bb):
6345 Remove static qualifiers.
6346 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6348 (init_regions): Delete declaration.
6349 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6350 rgn_estimate_number_of_insns): New.
6351 (too_large): Use estimate_number_of_insns.
6352 (haifa_find_rgns): New. Move the code from ...
6353 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6354 (free_trg_info): New.
6355 (compute_trg_info): Allocate candidate tables here instead of ...
6356 (init_ready_list): ... here.
6357 (rgn_print_insn): Use const_rtx.
6358 (contributes_to_priority, extend_regions): Delete static declaration.
6359 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6360 (add_block1): Rename to rgn_add_block.
6361 (debug_rgn_dependencies): Delete static qualifier.
6362 (new_ready): Use sched_deps_info. Simplify.
6363 (rgn_common_sched_info, rgn_const_sched_deps_info,
6364 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6366 (region_sched_info): Rename to rgn_const_sched_info.
6367 (deps_join): New, extracted from ...
6368 (propagate_deps): ... here.
6369 (compute_block_dependences, debug_dependencies): Update for selective
6371 (free_rgn_deps, compute_priorities): New functions.
6372 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6373 sched_rgn_compute_dependencies): New functions.
6374 (schedule_region): Use them.
6375 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6376 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6378 (schedule_insns): Call new functions that were split out.
6379 (rgn_make_new_region_out_of_new_block): New.
6380 (get_rgn_sched_max_insns_priority): New.
6381 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6382 scheduling when appropriate.
6383 * sched-vis.c: Include insn-attr.h.
6384 (print_value, print_pattern): Make global.
6385 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6386 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6387 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6388 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6389 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6390 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6391 hooks. Initialize them to 0.
6392 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6393 * target.h (struct gcc_target): Add them. Rename gen_check field to
6395 * flags.h (sel_sched_switch_set): Declare.
6396 * opts.c (sel_sched_switch_set): New variable.
6397 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6398 pipelining is disabled from command line.
6399 (common_handle_option): Record whether selective scheduling is
6400 requested from command line.
6401 * doc/invoke.texi: Document new flags and parameters.
6402 * doc/tm.texi: Document new target hooks.
6403 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6405 (dfa_state_size): Do not declare locally.
6406 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6407 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6408 rs6000_alloc_sched_context, rs6000_set_sched_context,
6409 rs6000_free_sched_context): New functions.
6410 (struct _rs6000_sched_context): New.
6411 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6413 (rs6000_sched_finish): Do not run for selective scheduling.
6415 2008-08-31 Jan Hubicka <jh@suse.cz>
6417 * frv.c (frv_rtx_costs): Update forward declaration.
6418 * spu.c (spu_rtx_costs): Likewise.
6419 * pdp11.c: Include df.h
6420 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6421 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6422 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6423 * iq2000.c (iq2000_address_cost): Add speed argument.
6424 (iq2000_rtx_costs): Likewise.
6425 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6426 update call of mn10300_address_cost.
6427 * mcore.c: Include df.h
6428 (mcore_rtx_costs): Update prototype.
6429 * score3.c: Include df.h
6430 (score3_rtx_costs): Remove speed argument.
6431 * score7.c: Include df.h
6432 (score7_address_cost): Remove speed argument.
6433 * score-protos.h (score_address_cost): Update prototype.
6434 * score.c: Include df.h
6435 (score_rtx_costs): Update call of costs functions.
6436 * v850.c (v850_rtx_costs): Add bool argument.
6438 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6440 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6442 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6444 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6445 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6447 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6449 * mkmap-flat.awk: Add option pe_dll.
6450 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6451 * config/i386/t-cygwin (SHLIB_LC): Add.
6452 * config/i386/t-mingw32 (SHLIB_LC): Add.
6453 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6454 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6455 (LINK_SPEC): Support libgcc_s.
6456 (LIBGCC_SPEC): Support libgcc_s.
6457 (LIBGCC_SONAME): New.
6459 2008-08-31 Jan Hubicka <jh@suse.cz>
6461 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6462 mistakely had old version of patch.
6464 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6465 (ipcp_estimate_growth): New.
6466 (ipcp_insert_stage): Use ipcp_estimate_growth.
6467 * profile.c (branch_prob): When reading failed, do not consider
6470 2008-08-31 Jan Hubicka <jh@suse.cz>
6472 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6473 loop is optimized for speed.
6475 2008-08-31 Richard Guenther <rguenther@suse.de>
6478 * fold-const.c (fold_binary): Retain conversions in folding
6481 2008-08-31 Jan Hubicka <jh@suse.cz>
6483 * postreload-gcse.c (eliminate_partially_redundant_loads):
6484 Use optimize_bb_for_size_p.
6485 * predict.c (maybe_hot_frequency_p): Make inline.
6486 (maybe_hot_count_p): Break out from ...
6487 (maybe_hot_bb_p): ... this one.
6488 (maybe_hot_edge_p): Simplify.
6489 * basic-block.h (probably_cold_bb_p): Remove.
6491 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6494 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6496 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6497 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6498 Also split V4SFmode.
6499 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6502 2008-08-31 Jan Hubicka <jh@suse.cz>
6504 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6506 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6508 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6511 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6514 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6515 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6517 2008-08-31 Jan Hubicka <jh@suse.cz>
6519 * sparc.h (BRANCH_COST): Fix macro definition.
6520 * avr.c (avr_operand_rtx_cost): Add speed argument.
6521 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6523 2008-08-31 Richard Guenther <rguenther@suse.de>
6525 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6526 types instead of operands. Re-instantiate verifying of
6527 binary expression operands.
6529 2008-08-30 Jan Hubicka <jh@suse.cz>
6531 * fwprop.c (should_replace_address): Add speed attribute.
6532 (PR_OPTIMIZE_FOR_SPEED): New flag.
6533 (propagate_rtx_1): Use it.
6534 (propagate_rtx): Set it.
6535 (try_fwprop_subst): Update call of rtx_costs.
6536 (forward_propagate_and_simplify): LIkewise.
6537 * hooks.c (hook_int_rtx_bool_0): New
6538 (hook_bool_rtx_int_int_intp_false): Replace by ...
6539 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6540 * hooks.h (hook_int_rtx_bool_0): New
6541 (hook_bool_rtx_int_int_intp_false): Replace by ...
6542 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6543 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6544 (prepare_cmp_insn): UPdate call of rtx_cost.
6545 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6546 (reload_cse_simplify_operands): Update call of rtx_cost.
6547 (reload_cse_move2add): call of rtx_cost.
6548 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6549 * rtlanal.c (rtx_cost): Add speed argument.
6550 (address_cost): Add speed argument
6551 (default_address_cost): Likewise.
6552 (insn_rtx_cost): Likewise.
6553 * cfgloopanal.c (seq_cost): Add speed argument.
6554 (target_reg_cost, target_spill_cost): Turn to array.
6555 (init_set_costs): Update for speed.
6556 (estimate_reg_pressure_cost): Add speed argument.
6557 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6558 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6559 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6560 (seq_cost): Add speed argument.
6561 (computation_cost): Add speed arugment.
6562 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6563 (force_expr_to_var_cost): Update for profile info.
6564 (force_var_cost): Likewise.
6565 (split_address_cost): Likewise.
6566 (ptr_difference_cost): Likewise.
6567 (difference_cost): Likewise.
6568 (get_computation_cost_at): Likewise.
6569 (determine_iv_cost): Likewise.
6570 (ivopts_global_cost_for_size): Likewise.
6571 (rewrite_use_address): Likewise.
6572 (tree_ssa_iv_optimize_loop): Initialize speed field.
6573 * cse.c (optimize_this_for_speed_p): New static var.
6574 (notreg_cost): Update call of rtx_cost.
6575 (cse_extended_basic_block): set optimize_this_for_speed_p.
6576 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6577 (noce_try_cmove_arith): Likewise.
6578 (noce_try_sign_mask): LIkewise.
6579 * expr.c (compress_float_constant): Update rtx_cost calls.
6580 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6582 (addr_to_parts): Likewise.
6583 (create_mem_ref): Likewise.
6584 * dse.c (find_shift_sequence): Add speed argument.
6585 (replace_read): Update call.
6586 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6587 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6588 * neg_cost, shift_cost, shiftadd_cost,
6589 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6590 mul_highpart_cost): Increase dimension.
6591 (init_expmed): Initialize for both size and speed.
6592 (expand_shift): Use profile.
6593 (synth_mult): Use profile.
6594 (choose_mult_variant): Use profile.
6595 (expand_mult): Use profile.
6596 (expand_mult_highpart_optab): Use profile.
6597 (expand_mult_highpart): Use profile.
6598 (expand_smod_pow2): Use profile.
6599 (expand_divmod): Use profile.
6600 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6602 * loop-invariant.c (create_new_invariant): Use profile.
6603 (gain_for_invariant): Add speed parameter.
6604 (best_gain_for_invariant): Likewise.
6605 (find_invariants_to_move): Likewise.
6606 (move_single_loop_invariants): Set it.
6607 * target-def.h (TARGET_RTX_COSTS): Use hook.
6608 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6609 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6610 * output.h (default_address_cost): Update prototype.
6611 * combine.c (optimize_this_for_speed_p): New static var.
6612 (combine_validate_cost): Update call of rtx_cost.
6613 (combine_instructions): Set optimize_this_for_speed_p.
6614 (expand_compound_operation): Update call of rtx_cost.
6615 (make_extraction):Update call of rtx_cost.
6616 (force_to_mode):Update call of rtx_cost.
6617 (distribute_and_simplify_rtx):Update call of rtx_cost.
6618 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6619 (estimate_reg_pressure_cost): Update prototype.
6620 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6621 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6623 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6624 (alpha_rtx_costs): Update.
6625 * config/frv/frv.c (frv_rtx_costs): Update.
6626 * config/s390/s390.c (s390_rtx_costs): Update.
6627 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6628 (m32c_rtx_costs): Update.
6629 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6630 (spu_rtx_costs): Update.
6631 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6632 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6633 * config/i386/i386.c (:ix86_address_cost): Update.
6634 (ix86_rtx_costs): Update.
6635 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6636 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6637 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6638 * config/crx/crx.c (crx_address_cost): Update.
6639 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6640 * config/stormy16/stormy16.c
6641 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6642 * config/m68hc11/m68hc11.c
6643 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6644 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6645 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6647 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6649 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6650 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6651 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6652 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6653 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6654 (mcore_rtx_costs): update.
6655 * config/score/score3.c (score3_rtx_costs): Update.
6656 * config/score/score7.c (score7_rtx_costs): Update.
6657 * config/score/score3.h (score3_rtx_costs):Update.
6658 * config/score/score7.h (score7_rtx_costs): Update.
6659 * config/score/score.c (score_rtx_costs): Update.
6660 * config/arm/arm.c (arm_address_cost): Update.
6661 (arm_rtx_costs_1): Update.
6662 (arm_rtx_costs_1): Update.
6663 (arm_size_rtx_costs): Update.
6664 (arm_size_rtx_costs): Update.
6665 (arm_size_rtx_costs): Update.
6666 (arm_xscale_rtx_costs): Update.
6667 (arm_thumb_address_cost): Update.
6668 * config/pa/pa.c (hppa_address_cost): Update.
6669 * config/mips/mips.c (mips_rtx_costs): Update.
6670 * config/vax/vax.c (vax_address_cost): Update.
6671 * config/h8300/h8300.c (h8300_shift_costs): Update.
6672 (h8300_rtx_costs): Update.
6673 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6674 (v850_rtx_costs): Update.
6675 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6676 * config/bfin/bfin.c
6677 (bfin_address_cost): Update.
6678 (bfin_rtx_costs): Update.
6679 * stmt.c (lshift_cheap_p): Update.
6681 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6684 * expmed.c (extract_bit_field_1): Check the mode size to make
6685 sure the vector modes have the same size.
6687 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6689 * dojump.c (top level): Include basic-block.h to declare
6690 optimize_insn_for_speed_p
6692 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6694 * opts.h (CL_SAVE): New option class for marking options that are
6695 target specific options usable in the target attribute.
6696 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6698 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6699 can easily find the target specific options that are safe to use
6700 in the attribute or pragma.
6702 * attribs.c (decl_attributes): Change #pragma GCC option to
6703 #pragma GCC target, and attribute((option(...))) to
6704 attribute((target(...))).
6706 * doc/extend.texi (target attribute): Change from option
6707 attribute. Delete push/pop/reset.
6708 (#pragma GCC target): Change from #pragma GCC option. Delete
6710 (#pragma GCC push_options): Document new pragma.
6711 (#pragma GCC pop_options): Document new pragma.
6712 (#pragma GCC reset_options): Document new pragma.
6714 * targhooks.c (default_target_option_valid_attribute_p): Add
6715 warning about port not supporting target attributes.
6716 (default_target_option_pragma_parse): New function, warn about
6717 #pragma GCC target not being supported.
6719 * targhooks.h (default_target_option_pragma_parse): Add
6722 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6723 TI_CURRENT_OPTION_PRAGMA.
6724 (current_target_pragma): Rename from current_option_pragma.
6726 * target.h: (struct target_option): Delete booleans for changing
6727 the optimization level on hot/cold functions. Change signature of
6728 pragma_parse hook to take a second tree.
6730 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6732 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6733 that the declaration is done at global scope.
6735 * langhooks.c (add_builtin_function_common): Move most of the code
6736 from add_builtin_function here, calling the hook passed in.
6737 (add_builtin_function): Call add_builtin_function_common with
6738 standard builtin hook.
6739 (add_builtin_function_ext_scope): New function to add builtins to
6742 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6744 (add_builtin_function_ext_scope): Add declaration.
6746 * c-pragma.c (handle_pragma_target): Rename from
6747 handle_pragma_option, #pragma GCC option is now #pragma GCC
6748 target. Move warning about port not supporting target options to
6749 default pragma parse hook. Remove push/pop/reset from this
6751 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6752 (option_stack): Delete static variable.
6753 (optimize_stack): Ditto.
6754 (optons_stack): New stack of saved target and optimization
6756 (handle_pragma_push_options): New function to handle pushing both
6757 target and optimization options.
6758 (handle_pragma_pop_options): New function to handle popping both
6759 target and optimization options.
6760 (handle_pragma_reset_options): New function to handle resetting
6761 both target and optimization options to their initial state.
6762 (init_pragma): Rename handle_pragma_option to
6763 handle_pragma_target. Add support for push_options, pop_options,
6764 and reset_options pragmas.
6766 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6767 default_target_option_pragma_parse.
6768 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6769 default_target_option_valid_attribute_p.
6770 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6771 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6772 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6773 optimization level on hot/cold functions.
6775 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6776 if the caller and callee have different optimization levels.
6778 * c-common.c (handle_target_attribute): Rename from
6779 handle_option_attribute, attribute((option(...))) is now
6780 attribute((target(...))). Move warning if the port does not
6781 support target attributes to the default hook.
6782 (handle_hot_attribute): Delete code to change the optimization
6783 level of hot functions.
6784 (handle_cold_attribute): Ditto.
6786 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6787 argument that is the binary tree options to use if there are no
6788 arguments. Call ix86_valid_target_attribute_tree instead of
6789 ix86_valid_option_attribute_tree.
6790 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6791 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6792 ix86_pragma_option_parse.
6794 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6795 Rename from ix86_valid_option_attribute_tree.
6797 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6798 new builtins when the ISA changes.
6799 (ix86_valid_target_attribute_tree): Rename from
6800 ix86_valid_option_attribute_tree. Change callers. If the
6801 function specified optimization options, use those as the starting
6802 point before setting up the target attributes. If the
6803 optimization options were changed in the course of setting the
6804 target attributes, record the new optimization options.
6805 (ix86_valid_target_attribute_tree_inner_p): Rename from
6806 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6807 ix86_add_new_builtins if the ISA changed.
6808 (ix86_valid_target_attribute_p): Rename from
6809 ix86_valid_option_attribute_p. Change callers.
6810 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6811 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6812 as delayed builtin functions.
6813 (struct builtin_isa): New structure to record builtin functions
6814 that should be delayed until the ISA for that function is used.
6815 (ix86_builtins_isa): Change from int to struct to track builtin
6816 functions we want to declare at some point.
6817 (def_builtin): If the front end can delay defining the builtin
6818 functions, don't create builtins for ISAs not part of the default
6820 (def_builtin_const): Ditto.
6821 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6822 __builtin_ia32_pcmov_v2di to be different builtin functions.
6823 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6824 a structure instead of an int.
6825 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6826 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6827 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6828 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6830 * config/ia64/ia64.h
6831 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6832 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6834 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6835 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6836 (LANG_HOOKS_INITIALIZER): Add
6837 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6839 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6842 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6843 the reload address with the index register for SFmode
6844 access with a displacement.
6846 2008-08-30 Jan Hubicka <jh@suse.cz>
6848 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6849 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6850 * dojump.c (do_jump): Likewise.
6851 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6852 (note-if_info): Add BRANCH_COST.
6853 (noce_try_store_flag_constants, noce_try_addcc,
6854 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6855 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6856 find_if_case_2): Use computed branch cost.
6857 * expr.h (BRANCH_COST): Update default.
6858 * predict.c (predictable_edge_p): New function.
6859 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6860 Update BRANCH_COST call.
6861 * basic-block.h (predictable_edge_p): Declare.
6862 * config/alpha/alpha.h (BRANCH_COST): Update.
6863 * config/frv/frv.h (BRANCH_COST): Update.
6864 * config/s390/s390.h (BRANCH_COST): Update.
6865 * config/spu/spu.h (BRANCH_COST): Update.
6866 * config/sparc/sparc.h (BRANCH_COST): Update.
6867 * config/m32r/m32r.h (BRANCH_COST): Update.
6868 * config/i386/i386.h (BRANCH_COST): Update.
6869 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6871 * config/sh/sh.h (BRANCH_COST): Update.
6872 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6873 * config/avr/avr.h (BRANCH_COST): Update.
6874 * config/crx/crx.h (BRANCH_COST): Update.
6875 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6876 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6877 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6878 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6879 * config/ia64/ia64.h (BRANCH_COST): Update.
6880 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6881 * config/arc/arc.h (BRANCH_COST): Update.
6882 * config/score/score.h (BRANCH_COST): Update.
6883 * config/arm/arm.h (BRANCH_COST): Update.
6884 * config/pa/pa.h (BRANCH_COST): Update.
6885 * config/mips/mips.h (BRANCH_COST): Update.
6886 * config/vax/vax.h (BRANCH_COST): Update.
6887 * config/h8300/h8300.h (BRANCH_COST): Update.
6888 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6889 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6890 * doc/tm.texi (BRANCH_COST): Update.
6892 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6895 * config/arm/arm.c (arm_optimization_options): Set
6896 flag_section_anchors to 2 instead of 1 to distinguish it from
6897 -fsection-anchors given explicitely on the command line.
6899 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
6901 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6902 final insn of a split.
6904 2008-08-30 Jan Hubicka <jh@suse.cz>
6906 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
6907 optimized for speed.
6908 * final.c (compute_alignments): Use optimize_bb_for_size_p.
6909 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
6910 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
6911 flag_gcse_after_reload_set): New static vars.
6912 (common_handle_option): Enable those flags for profile-use.
6913 (decode_options): Remove optimize_size flags that are handled
6914 on higher granuality.
6915 * tree-vectorizer.c (vectorize_loops): Use
6916 optimize_loop_nest_for_speed_p.
6917 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
6918 * tree-predcom.c (tree_predictive_commoning): Use
6919 optimize_loop_for_speed_p.
6920 * varasm.c (assemble_start_function): Use
6921 optimize_function_for_speed_p.
6922 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
6923 * predict.c (optimize_loop_for_speed_p): Fix walk.
6925 2008-08-30 Jan Hubicka <jh@suse.cz>
6927 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
6929 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
6930 profile presence locally.
6932 2008-08-29 Joseph Myers <joseph@codesourcery.com>
6935 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
6936 versions before 4.0.
6938 2008-08-29 Jan Hubicka <jh@suse.cz>
6940 * tree-inline.c (insert_init_stmt): Insert sequence even when
6943 2008-08-29 Jeff Law <law@redhat.com>
6945 * mn10300.c (mn10300_secondary_reload_class): We need secondary
6946 reloads for AM33-2 if IN is a pseudo with an equivalent memory
6947 location and class is an FP register.
6949 2008-08-29 Jan Hubicka <jh@suse.cz>
6951 * see.c (see_merge_one_def_extension): Silence used uninitialized
6953 * matrix-reorg.c (check_allocation_function): Likewise.
6954 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
6956 2008-08-29 Jakub Jelinek <jakub@redhat.com>
6959 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
6960 compute new & and | in type rather than TREE_TYPE (arg0).
6962 * dwarf2out.c (fortran_common): Update comment.
6963 (gen_variable_die): Swap com_die and var_die variables in Fortran
6964 COMMON block handling code.
6966 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
6968 * dwarf2out.c (gen_const_die): New function.
6969 (size_of_die, value_format, output_die): Output larger
6970 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
6971 (native_encode_initializer): New function.
6972 (tree_add_const_value_attribute): Call it.
6973 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
6975 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
6976 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
6977 TREE_THIS_VOLATILE to add_type_attribute.
6979 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
6981 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
6984 * dwarf2out.c (loc_by_reference): New function.
6985 (add_location_or_const_value_attribute): Use it.
6988 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
6989 as DW_TAG_variable children of DW_TAG_common_block rather than
6990 DW_TAG_member children. Put DW_AT_external to individual
6991 DW_TAG_variable DIEs, not to DW_TAG_common_block.
6993 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
6994 loc_descriptor_from_tree_1.
6998 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
6999 arguments to imported_module_or_decl.
7000 (debug_nothing_tree_tree): Removed.
7001 (debug_nothing_tree_tree_tree_bool): New prototype.
7002 * debug.c (do_nothing_debug_hooks): Adjust.
7003 (debug_nothing_tree_tree): Removed.
7004 (debug_nothing_tree_tree_tree_bool): New function.
7005 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7006 (gen_variable_die): Put all common vars for the
7007 same COMMON block under one DW_TAG_common_block.
7008 (declare_in_namespace): Return new context_die, for Fortran
7009 return the module DIE instead of adding extra declarations into
7011 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7012 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7013 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7015 (dwarf2out_global_decl): Don't skip Fortran global vars.
7016 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7017 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7018 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7019 DW_TAG_imported_declaration as child of previous
7020 DW_TAG_imported_module.
7021 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7022 * sdbout.c (sdb_debug_hooks): Likewise.
7023 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7025 2008-08-29 Jan Hubicka <jh@suse.cz>
7027 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7029 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7030 * ipa-cp.c (n_cloning_candidates): New static variable.
7031 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7032 (ipcp_print_all_lattices): Improve debug output.
7033 (ipcp_cloning_candidate_p): New function.
7034 (ipcp_initialize_node_lattices): Use it.
7035 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7036 (ipcp_propagate_stage): Prettier debug output.
7037 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7038 (ipcp_print_all_structures): Remove.
7039 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7040 (ipcp_insert_stage): Prettier debug output; call
7041 cgraph_remove_unreachable_nodes before propagating.
7042 (pass_ipa_cp): Schedule function removal pass.
7043 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7045 (cgraph_maybe_hot_edge_p): Move to ...
7046 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7047 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7048 (common_handle_option): Set them; enable ipa-cp when profiling.
7049 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7050 (ipa_print_all_jump_functions): Likewise.
7051 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7052 (ipa_print_node_params, ipa_print_all_params): New.
7053 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7054 ipa_print_all_param_flags): Remove.
7055 (ipa_print_node_params, ipa_print_all_params): New.
7057 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7059 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7060 change from 2008-04-03.
7061 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7063 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7066 * ira-color.c (push_allocnos_to_stack): Truncate
7067 removed_splay_allocno_vec.
7069 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7072 * ira-color (ira_fast_allocation): Don't assign hard registers to
7075 2008-08-29 Jan Hubicka <jh@suse.cz>
7078 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7079 for cold internal loops.
7081 2008-08-29 Richard Guenther <rguenther@suse.de>
7083 * tree-ssa-structalias.c (create_variable_info_for): Do not
7084 create fields for heap vars or vars with a noalias state.
7085 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7088 2008-08-29 Richard Guenther <rguenther@suse.de>
7090 * common.opt (ftree-store-ccp): Mark as preserved for
7091 backward compatibility.
7092 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7093 * tree-pass.h (pass_store_ccp): Remove.
7094 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7095 (first_vdef): Remove declaration.
7096 (get_value_loaded_by): Likewise.
7097 * tree-ssa-ccp.c (do_store_ccp): Remove.
7098 (get_default_value): Simplify as do_store_ccp is always false
7099 now. Do not initialize mem_ref.
7100 (set_value_varying): Likewise.
7101 (canonicalize_float_value): Likewise.
7102 (set_lattice_value): Likewise.
7103 (likely_value): Likewise.
7104 (surely_varying_stmt_p): Likewise.
7105 (ccp_initialize): Likewise.
7106 (ccp_lattice_meet): Likewise.
7107 (ccp_visit_phi_node): Likewise.
7108 (ccp_fold): Likewise.
7109 (evaluate_stmt): Likewise.
7110 (visit_assignment): Likewise.
7111 (ccp_visit_stmt): Likewise.
7112 (execute_ssa_ccp): Fold into ...
7113 (do_ssa_ccp): ... this.
7114 (do_ssa_store_ccp): Remove.
7115 (gate_store_ccp): Likewise.
7116 (pass_store_ccp): Likewise.
7117 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7119 * tree-ssa-propagate.c (first_vdef): Remove.
7120 (get_value_loaded_by): Likewise.
7121 (replace_vuses_in): Likewise.
7122 (substitute_and_fold): Do not call replace_vuses_in.
7123 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7125 2008-08-29 Richard Guenther <rguenther@suse.de>
7128 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7129 PARAM_NOALIAS tags with is_heapvar.
7130 * tree-ssa-operands.c (access_can_touch_variable): Offset
7131 based tests do not apply for heapvars. Fix offset test.
7133 2008-08-29 Jan Hubicka <jh@suse.cz>
7135 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7136 (-fipa-cp-clone): Enabled by default at -O3.
7137 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7138 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7140 2008-08-29 Jan Hubicka <jh@suse.cz>
7142 * tree.c (build_function_type_skip_args,
7143 build_function_decl_skip_args): New functions.
7144 * tree.h (build_function_type_skip_args,
7145 build_function_decl_skip_args): Declare.
7146 * gimple.c (giple_copy_call_skip_args): New function.
7147 (giple_copy_call_skip_args): Declare.
7149 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7150 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7151 (ipcp_node_modifiable_p): ... this one; use
7152 tree_versionable_function_p.
7153 (ipcp_create_replace_map): Improve debug output.
7154 (ipcp_need_redirect_p): Return false when not clonning.
7155 (ipcp_update_callgraph): Skip args.
7156 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7158 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7159 (save_inline_function_body): Update call of tree_function_versioning.
7160 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7161 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7163 (tree_function_versioning): Likewise.
7164 * tree-inline.h (tree_function_versioning): Update prototype.
7166 2008-08-29 Jan Hubicka <jh@suse.cz>
7168 * loop-unswitch.c (unswitch_single_loop): Use
7169 optimize_loop_for_speed_p.
7170 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7171 Use optimize_function_for_size_p.
7172 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7173 * postreload-gcse.c (eliminate_partially_redundant_load):
7174 Use optimize_bb_for_size_p.
7175 * value-prof.c (gimple_divmod_fixed_value_transform,
7176 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7177 gimple_stringops_transform): Use optimize_bb_for_size_p.
7178 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7179 * final.c (compute_alignments): Use optimize_function_for_size_p.
7180 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7181 (fold_builtin_strcpy, fold_builtin_fputs): Use
7182 optimize_function_for_size_p.
7183 * fold-const.c (tree_swap_operands_p): Use
7184 optimize_function_for_size_p.
7185 * recog.c (relax_delay_slots): Likewise.
7186 * tree-ssa-math-opts.c (replace_reciprocal):
7187 Use optimize_bb_for_speed_p.
7188 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7189 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7190 optimize_function_for_size_p.
7191 (cgraph_decide_inlining_of_small_function): Use
7192 optimize_function_for_size_p.
7193 * global.c (find_reg): Use optimize_function_for_size_p.
7194 * opts.c (decode_options): Do not clear flag_tree_ch,
7195 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7196 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7197 work it out from profile.
7198 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7199 optimize_loop_for_speed_p.
7200 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7202 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7203 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7204 * tree-eh.c (decide_copy_try_finally): Use
7205 optimize_function_for_size_p.
7206 * local-alloc.c (block_alloc): Pass BB pointer.
7207 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7208 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7209 * loop-unroll.c (decide_unrolling_and_peeling):
7210 Use optimize_loop_for_size_p.
7211 (decide_peel_completely): Likewise.
7212 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7213 optimize_loop_for_size_p.
7214 (vect_enhance_data_refs_alignment): Likewise.
7215 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7216 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7218 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7219 (try_crossjump_bb): Use optimize_bb_for_size_p.
7220 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7221 optimize_loop_for_speed_p.
7222 * bb-reorder.c (find_traces_1_round): Likewise.
7223 (copy_bb): Use optimize_bb_for_speed_p.
7224 (duplicate_computed_gotos): Likewise.
7225 * basic-block.h (optimize_loop_nest_for_size_p,
7226 optimize_loop_nest_for_speed_p): New.
7227 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7229 2008-08-29 Tristan Gingold <gingold@adacore.com>
7231 * gcov.c (main): Call expandargv.
7233 2008-08-29 Jan Hubicka <jh@suse.cz>
7235 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7237 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7239 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7240 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7242 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7244 2008-08-29 Jan Hubicka <jh@suse.cz>
7246 * tree-pass.h (pass_strip_predict_hints): Declare.
7247 * predict.c (strip_builtin_expect): Rename to ...
7248 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7249 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7250 (tree_estimate_probability): Do not strip builtin_expect.
7251 (pass_strip_predict_hints): New pass.
7252 * tree-inline.c (expand_call_inline): When inlining cold function,
7253 predict it as unlikely.
7254 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7256 2008-08-29 Richard Guenther <rguenther@suse.de>
7258 PR tree-optimization/37207
7259 * tree-vrp.c (extract_range_from_binary_expr): Also try
7260 to constant fold if only one of the operands is a constant.
7262 2008-08-29 Nick Clifton <nickc@redhat.com>
7264 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7265 the same way as SYMBOL_REFs.
7267 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7269 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7271 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7273 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7274 * config/mips/mips.md (branch_likely): Remove const. Fix
7276 (define_delay for type "branch"): Change to only apply for branch
7277 with likely variant.
7278 (define_delay for type "branch" and "branch_likely" no). New delay
7280 (equality_op): New code iterator.
7281 (bbv, bbinv): New code attributes.
7282 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7285 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7286 Andrew Pinski <pinskia@gcc.gnu.org>
7289 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7291 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7293 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7294 rule that a symbolic constant must be defined and >= 0 for the
7295 corresponding facility to be present at compile-time.
7296 * gthr-posix.c: Likewise.
7298 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7300 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7301 * config/mips/mips.md (D): New mode attribute.
7302 (mulsi3, muldi3): Merge it into ...
7303 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7304 (muldi3_mul3): New pattern.
7305 (mulsi3_mult3): Rename to mulsi3_mul3.
7307 2008-08-28 Jan Hubicka <jh@suse.cz>
7309 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7311 * predict.c (always_optimize_for_size_p): Rename to ...
7312 (optimize_function_for_size): ... this one; make extern.
7313 (optimize_function_for_speed_p): New.
7314 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7315 optimize_edge_for_size_p,optimize_edge_for_size_p,
7316 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7317 * basic-block.h (optimize_function_for_size_p,
7318 optimize_function_for_speed_p): Declare.
7319 * i386.md (optimize_size checks): Replace them by appropriate
7321 (standard_80387_constant_p, ix86_compute_frame_layout,
7322 ix86_expand_epilogue, ix86_decompose_address,
7323 print_operand, emit_i387_cw_initialization,
7324 inline_memory_move_cost, ix86_pad_returns,
7325 ix86_reorg): Replace optimize_size checks.
7327 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7329 * rtl.h (simplify_subreg_regno): Declare.
7330 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7331 * simplify-rtx.c (simplify_subreg): ...here.
7332 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7333 subreg_offset_representable_p.
7335 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7338 * c-typeck.c (convert_for_assignment): Give a note describing what
7339 was passed and what was expected.
7341 2008-08-28 Joey Ye <joey.ye@intel.com>
7343 * doc/extend.texi: Document AVX built-in functions.
7344 * doc/invoke.texi: Document -mavx.
7346 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7347 Joey Ye <joey.ye@intel.com>
7348 Xuepeng Guo <xuepeng.guo@intel.com>
7350 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7352 * config/i386/cpuid.h (bit_FMA): New.
7353 (bit_XSAVE): Likewise.
7354 (bit_OSXSAVE): Likewise.
7355 (bit_AVX): Likewise.
7357 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7358 define. Use ASM_OUTPUT_AVX_PREFIX.
7360 * config/i386/gmmintrin.h: New.
7362 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7363 (OPTION_MASK_ISA_AVX_SET): New.
7364 (OPTION_MASK_ISA_FMA_SET): Likewise.
7365 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7366 (OPTION_MASK_ISA_FMA_SET): Likewise.
7367 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7368 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7369 (pta_flags): Add PTA_AVX and PTA_FMA.
7370 (override_options): Handle PTA_AVX and PTA_FMA.
7371 (init_cumulative_args): Handle warn_avx.
7372 (classify_argument): Return 0 for COImode and OImode. Return
7373 1 and X86_64_AVX_CLASS for 256bit vector types.
7374 (examine_argument): Handle X86_64_AVX_CLASS.
7375 (construct_container): Likewise.
7376 (function_arg_advance_32): Pass OImode and 256bit vector types
7378 (function_arg_advance_64): Take a new argument to indicate if a
7379 parameter is named. Handle 256bit vector types. Return
7380 immediately for unnamed 256bit vector mode parameters.
7381 (function_arg_advance): Updated.
7382 (function_arg_32): Add comments for TImode. Handle OImode
7383 and 256bit vector types.
7384 (function_arg_64): Take a new argument to indicate if a
7385 parameter is named. Handle 256bit vector types. Return NULL
7386 for unnamed 256bit vector mode parameters.
7387 (function_arg): Updated.
7388 (setup_incoming_varargs_64): Support
7389 AVX encoding for *sse_prologue_save_insn.
7390 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7391 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7392 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7393 enabled, otherwise return -3.
7394 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7396 (print_reg): Support AVX registers. Handle 'x' and 't'.
7397 Handle 'd' to duplicate the operand.
7398 (print_operand): Likewise. Also support AVX vector compare
7400 (output_387_binary_op): Support AVX.
7401 (output_fp_compare): Likewise.
7402 (ix86_expand_vector_move_misalign): Likewise.
7403 (ix86_attr_length_vex_default): New.
7404 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7405 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7406 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7407 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7408 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7409 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7410 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7411 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7412 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7413 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7414 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7415 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7416 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7417 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7418 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7419 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7420 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7421 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7422 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7423 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7424 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7425 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7426 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7427 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7428 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7429 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7430 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7431 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7432 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7433 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7434 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7435 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7436 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7437 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7438 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7439 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7440 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7441 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7442 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7443 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7444 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7445 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7446 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7447 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7448 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7449 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7450 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7451 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7452 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7453 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7454 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7455 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7456 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7457 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7458 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7459 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7460 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7461 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7462 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7463 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7464 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7465 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7466 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7467 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7468 and IX86_BUILTIN_MOVMSKPS256,
7469 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7470 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7471 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7472 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7473 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7474 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7475 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7476 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7477 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7478 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7479 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7480 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7481 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7482 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7483 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7484 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7485 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7486 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7487 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7488 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7489 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7490 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7491 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7492 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7493 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7494 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7495 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7496 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7497 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7498 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7499 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7500 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7501 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7502 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7503 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7504 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7505 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7506 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7507 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7508 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7509 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7510 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7511 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7512 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7513 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7514 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7515 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7516 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7517 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7518 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7519 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7520 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7521 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7522 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7523 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7524 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7525 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7526 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7528 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7529 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7530 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7531 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7532 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7533 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7534 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7535 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7536 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7537 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7538 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7539 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7540 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7541 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7542 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7543 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7544 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7545 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7546 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7547 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7548 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7549 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7550 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7551 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7552 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7553 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7554 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7555 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7556 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7557 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7558 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7559 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7560 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7561 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7562 IX86_BUILTIN_MOVMSKPS256.
7563 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7564 (ix86_expand_args_builtin): Likewise.
7565 (ix86_expand_special_args_builtin): Likewise.
7566 (ix86_hard_regno_mode_ok): Handle AVX modes.
7567 (ix86_expand_vector_init_duplicate): Likewise.
7568 (ix86_expand_vector_init_one_nonzero): Likewise.
7569 (ix86_expand_vector_init_one_var): Likewise.
7570 (ix86_expand_vector_init_concat): Likewise.
7571 (ix86_expand_vector_init_general): Likewise.
7572 (ix86_expand_vector_set): Likewise.
7573 (ix86_vector_mode_supported_p): Likewise.
7574 (x86_extended_reg_mentioned_p): Check INSN_P before using
7577 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7578 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7580 * config/i386/i386.h (TARGET_AVX): New.
7581 (TARGET_FMA): Likewise.
7582 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7583 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7584 (VALID_AVX256_REG_MODE): New.
7585 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7586 (AVX_FLOAT_MODE_P): Likewise.
7587 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7588 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7589 (AVX_VEC_FLOAT_MODE_P): Likewise.
7590 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7591 (ASM_OUTPUT_OPCODE): Likewise.
7592 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7594 (SSE_REG_MODE_P): Allow 256bit vector modes.
7595 (ix86_args): Add a warn_avx field.
7597 * config/i386/i386.md (UNSPEC_PCMP): New.
7598 (UNSPEC_VPERMIL): Likewise.
7599 (UNSPEC_VPERMIL2): Likewise.
7600 (UNSPEC_VPERMIL2F128): Likewise.
7601 (UNSPEC_MASKLOAD): Likewise.
7602 (UNSPEC_MASKSTORE): Likewise.
7603 (UNSPEC_CAST): Likewise.
7604 (UNSPEC_VTESTP): Likewise.
7605 (UNSPECV_VZEROALL): Likewise.
7606 (UNSPECV_VZEROUPPER): Likewise.
7607 (XMM0_REG): Likewise.
7608 (XMM1_REG): Likewise.
7609 (XMM2_REG): Likewise.
7610 (XMM3_REG): Likewise.
7611 (XMM4_REG): Likewise.
7612 (XMM5_REG): Likewise.
7613 (XMM6_REG): Likewise.
7614 (XMM8_REG): Likewise.
7615 (XMM9_REG): Likewise.
7616 (XMM10_REG): Likewise.
7617 (XMM11_REG): Likewise.
7618 (XMM12_REG): Likewise.
7619 (XMM13_REG): Likewise.
7620 (XMM14_REG): Likewise.
7621 (XMM15_REG): Likewise.
7623 (prefix_vex_imm8): Likewise.
7624 (prefix_vex_w): Likewise.
7625 (length_vex): Likewise.
7628 (*avx_ashlti3): Likewise.
7629 (*avx_lshrti3): Likewise.
7630 (*avx_setcc<mode>): Likewise.
7631 (*fop_<mode>_comm_mixed_avx): Likewise.
7632 (*fop_<mode>_comm_avx): Likewise.
7633 (*fop_<mode>_1_mixed_avx): Likewise.
7634 (*fop_<mode>_1_avx): Likewise.
7635 (*avx_<code><mode>3): Likewise.
7636 (*avx_ieee_smin<mode>3): Likewise.
7637 (*avx_ieee_smax<mode>3): Likewise.
7638 (mode): Add OI, V8SF and V4DF.
7639 (length): Support VEX prefix.
7640 (*cmpfp_i_mixed): Set prefix attribute.
7641 (*cmpfp_i_sse): Likewise.
7642 (*cmpfp_iu_mixed): Likewise.
7643 (*cmpfp_iu_sse): Likewise.
7644 (*movsi_1): Support AVX.
7645 (*movdi_2): Likewise.
7646 (*movdi_1_rex64): Likewise.
7647 (*movti_internal): Likewise.
7648 (*movti_rex64): Likewise.
7649 (*movsf_1): Likewise.
7650 (*movdf_nointeger): Likewise.
7651 (*movdf_integer_rex64): Likewise.
7652 (*movtf_internal): Likewise.
7653 (zero_extendsidi2_32): Likewise.
7654 (zero_extendsidi2_rex64): Likewise.
7655 (*extendsfdf2_mixed): Likewise.
7656 (*extendsfdf2_sse): Likewise.
7657 (*truncdfsf_fast_mixed): Likewise.
7658 (*truncdfsf_fast_sse): Likewise.
7659 (*truncdfsf_mixed): Likewise.
7660 (fix_trunc<mode>di_sse): Likewise.
7661 (fix_trunc<mode>si_sse): Likewise.
7662 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7663 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7664 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7665 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7666 (*rcpsf2_sse): Likewise.
7667 (*rsqrtsf2_sse): Likewise.
7668 (*sqrt<mode>2_sse): Likewise.
7669 (sse4_1_round<mode>2): Likewise.
7670 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7671 Support AVX. Set length attribute properly for AVX.
7673 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7674 (VECTOR_MODES (FLOAT, 32)): Likewise.
7675 (VECTOR_MODE (INT, DI, 8)): Likewise.
7676 (VECTOR_MODE (INT, HI, 32)): Likewise.
7677 (VECTOR_MODE (INT, QI, 64)): Likewise.
7678 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7679 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7680 (VECTOR_MODE (INT, DI, 4)): Removed.
7681 (VECTOR_MODE (INT, SI, 8)): Likewise.
7682 (VECTOR_MODE (INT, HI, 16)): Likewise.
7683 (VECTOR_MODE (INT, QI, 32)): Likewise.
7684 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7685 (INT_MODE (OI, 32)): Likewise.
7687 * config/i386/i386.opt (mavx): New.
7690 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7692 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7693 (*mov<mode>_internal_avx): New.
7694 (*movv2sf_internal_rex64_avx): Likewise.
7695 (*movv2sf_internal_avx): Likewise.
7697 * config/i386/predicates.md (const_4_to_5_operand): New.
7698 (const_6_to_7_operand): Likewise.
7699 (const_8_to_11_operand): Likewise.
7700 (const_12_to_15_operand): Likewise.
7701 (avx_comparison_float_operator): Likewise.
7703 * config/i386/sse.md (AVX256MODEI): New.
7704 (AVX256MODE): Likewise.
7705 (AVXMODEQI): Likewise.
7706 (AVXMODE): Likewise.
7707 (AVX256MODEF2P): Likewise.
7708 (AVX256MODE2P): Likewise.
7709 (AVX256MODE4P): Likewise.
7710 (AVX256MODE8P): Likewise.
7711 (AVXMODEF2P): Likewise.
7712 (AVXMODEF4P): Likewise.
7713 (AVXMODEDCVTDQ2PS): Likewise.
7714 (AVXMODEDCVTPS2DQ): Likewise.
7715 (avxvecmode): Likewise.
7716 (avxvecpsmode): Likewise.
7717 (avxhalfvecmode): Likewise.
7718 (avxscalarmode): Likewise.
7719 (avxcvtvecmode): Likewise.
7720 (avxpermvecmode): Likewise.
7721 (avxmodesuffixf2c): Likewise.
7722 (avxmodesuffixp): Likewise.
7723 (avxmodesuffixs): Likewise.
7724 (avxmodesuffix): Likewise.
7725 (vpermilbits): Likewise.
7726 (pinsrbits): Likewise.
7727 (mov<mode>): Likewise.
7728 (*mov<mode>_internal): Likewise.
7729 (push<mode>1): Likewise.
7730 (movmisalign<mode>): Likewise.
7731 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7732 (avx_movdqu<avxmodesuffix>): Likewise.
7733 (avx_lddqu<avxmodesuffix>): Likewise.
7734 (<plusminus_insn><mode>3): Likewise.
7735 (*avx_<plusminus_insn><mode>3): Likewise.
7736 (*avx_vm<plusminus_insn><mode>3): Likewise.
7737 (mul<mode>3): Likewise.
7738 (*avx_mul<mode>3): Likewise.
7739 (*avx_vmmul<mode>3): Likewise.
7740 (divv8sf3): Likewise.
7741 (divv4df3): Likewise.
7742 (avx_div<mode>3): Likewise.
7743 (*avx_div<mode>3): Likewise.
7744 (*avx_vmdiv<mode>3): Likewise.
7745 (avx_rcpv8sf2): Likewise.
7746 (*avx_vmrcpv4sf2): Likewise.
7747 (sqrtv8sf2): Likewise.
7748 (avx_sqrtv8sf2): Likewise.
7749 (*avx_vmsqrt<mode>2): Likewise.
7750 (rsqrtv8sf2): Likewise.
7751 (avx_rsqrtv8sf2): Likewise.
7752 (*avx_vmrsqrtv4sf2): Likewise.
7753 (<code><mode>3): Likewise.
7754 (*avx_<code><mode>3_finite): Likewise.
7755 (*avx_<code><mode>3): Likewise.
7756 (*avx_vm<code><mode>3): Likewise.
7757 (*avx_ieee_smin<mode>3): Likewise.
7758 (*avx_ieee_smax<mode>3): Likewise.
7759 (avx_addsubv8sf3): Likewise.
7760 (avx_addsubv4df3): Likewise.
7761 (*avx_addsubv4sf3): Likewise.
7762 (*avx_addsubv2df3): Likewise.
7763 (avx_h<plusminus_insn>v4df3): Likewise.
7764 (avx_h<plusminus_insn>v8sf3): Likewise.
7765 (*avx_h<plusminus_insn>v4sf3): Likewise.
7766 (*avx_h<plusminus_insn>v2df3): Likewise.
7767 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7768 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7769 (*avx_maskcmp<mode>3): Likewise.
7770 (avx_nand<mode>3): Likewise.
7771 (*avx_<code><mode>3): Likewise.
7772 (*avx_nand<mode>3): Likewise.
7773 (*avx_<code><mode>3): Likewise.
7774 (*avx_cvtsi2ss): Likewise.
7775 (*avx_cvtsi2ssq): Likewise.
7776 (*avx_cvtsi2sd): Likewise.
7777 (*avx_cvtsi2sdq): Likewise.
7778 (*avx_cvtsd2ss): Likewise.
7779 (avx_cvtss2sd): Likewise.
7780 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7781 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7782 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7783 (*avx_cvtsi2sd): Likewise.
7784 (*avx_cvtsi2sdq): Likewise.
7785 (avx_cvtdq2pd256): Likewise.
7786 (avx_cvtpd2dq256): Likewise.
7787 (avx_cvttpd2dq256): Likewise.
7788 (*avx_cvtsd2ss): Likewise.
7789 (*avx_cvtss2sd): Likewise.
7790 (avx_cvtpd2ps256): Likewise.
7791 (avx_cvtps2pd256): Likewise.
7792 (*avx_movhlps): Likewise.
7793 (*avx_movlhps): Likewise.
7794 (avx_unpckhps256): Likewise.
7795 (*avx_unpckhps): Likewise.
7796 (avx_unpcklps256): Likewise.
7797 (*avx_unpcklps): Likewise.
7798 (avx_movshdup256): Likewise.
7799 (avx_movsldup256): Likewise.
7800 (avx_shufps256): Likewise.
7801 (avx_shufps256_1): Likewise.
7802 (*avx_shufps_<mode>): Likewise.
7803 (*avx_loadhps): Likewise.
7804 (*avx_storelps): Likewise.
7805 (*avx_loadlps): Likewise.
7806 (*avx_movss): Likewise.
7807 (*vec_dupv4sf_avx): Likewise.
7808 (*vec_concatv2sf_avx): Likewise.
7809 (*vec_concatv4sf_avx): Likewise.
7810 (*vec_setv4sf_0_avx): Likewise.
7811 (*vec_setv4sf_avx): Likewise.
7812 (*avx_insertps): Likewise.
7813 (avx_vextractf128<mode>): Likewise.
7814 (vec_extract_lo_<mode>): Likewise.
7815 (vec_extract_hi_<mode>): Likewise.
7816 (vec_extract_lo_<mode>): Likewise.
7817 (vec_extract_hi_<mode>): Likewise.
7818 (vec_extract_lo_v16hi): Likewise.
7819 (vec_extract_hi_v16hi): Likewise.
7820 (vec_extract_lo_v32qi): Likewise.
7821 (vec_extract_hi_v32qi): Likewise.
7822 (avx_unpckhpd256): Likewise.
7823 (*avx_unpckhpd): Likewise.
7824 (avx_movddup256): Likewise.
7825 (*avx_movddup): Likewise.
7826 (avx_unpcklpd256): Likewise.
7827 (*avx_unpcklpd): Likewise.
7828 (avx_shufpd256): Likewise.
7829 (avx_shufpd256_1): Likewise.
7830 (*avx_punpckhqdq): Likewise.
7831 (*avx_punpcklqdq): Likewise.
7832 (*avx_shufpd_<mode>): Likewise.
7833 (*avx_storehpd): Likewise.
7834 (*avx_loadhpd): Likewise.
7835 (*avx_loadlpd): Likewise.
7836 (*avx_movsd): Likewise.
7837 (*vec_concatv2df_avx): Likewise.
7838 (*avx_<plusminus_insn><mode>3): Likewise.
7839 (*avx_<plusminus_insn><mode>3): Likewise.
7840 (*avx_mulv8hi3): Likewise.
7841 (*avxv8hi3_highpart): Likewise.
7842 (*avx_umulv8hi3_highpart): Likewise.
7843 (*avx_umulv2siv2di3): Likewise.
7844 (*avx_mulv2siv2di3): Likewise.
7845 (*avx_pmaddwd): Likewise.
7846 (*avx_mulv4si3): Likewise.
7847 (*avx_ashr<mode>3): Likewise.
7848 (*avx_lshr<mode>3): Likewise.
7849 (*avx_ashl<mode>3): Likewise.
7850 (*avx_<code><mode>3): Likewise.
7851 (*avx_eq<mode>3): Likewise.
7852 (*avx_gt<mode>3): Likewise.
7853 (*avx_nand<mode>3): Likewise.
7854 (*avx_nand<mode>3): Likewise.
7855 (*avx_<code><mode>3): Likewise.
7856 (*avx_<code><mode>3): Likewise.
7857 (*avx_packsswb): Likewise.
7858 (*avx_packssdw): Likewise.
7859 (*avx_packuswb): Likewise.
7860 (*avx_punpckhbw): Likewise.
7861 (*avx_punpcklbw): Likewise.
7862 (*avx_punpckhwd): Likewise.
7863 (*avx_punpcklwd): Likewise.
7864 (*avx_punpckhdq): Likewise.
7865 (*avx_punpckldq): Likewise.
7866 (*avx_pinsr<avxmodesuffixs>): Likewise.
7867 (*avx_pinsrq): Likewise.
7868 (*avx_loadld): Likewise.
7869 (*vec_extractv2di_1_rex64_avx): Likewise.
7870 (*vec_extractv2di_1_avx): Likewise.
7871 (*vec_dupv2di_avx): Likewise.
7872 (*vec_concatv2si_avx): Likewise.
7873 (*vec_concatv4si_1_avx): Likewise.
7874 (*vec_concatv2di_avx): Likewise.
7875 (*vec_concatv2di_rex64_avx): Likewise.
7876 (*avx_uavgv16qi3): Likewise.
7877 (*avx_uavgv8hi3): Likewise.
7878 (*avx_psadbw): Likewise.
7879 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7880 (*avx_phaddwv8hi3): Likewise.
7881 (*avx_phadddv4si3): Likewise.
7882 (*avx_phaddswv8hi3): Likewise.
7883 (*avx_phsubwv8hi3): Likewise.
7884 (*avx_phsubdv4si3): Likewise.
7885 (*avx_phsubswv8hi3): Likewise.
7886 (*avx_pmaddubsw128): Likewise.
7887 (*avx_pmulhrswv8hi3): Likewise.
7888 (*avx_pshufbv16qi3): Likewise.
7889 (*avx_psign<mode>3): Likewise.
7890 (*avx_palignrti): Likewise.
7891 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7892 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7893 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7894 (*avx_mpsadbw): Likewise.
7895 (*avx_packusdw): Likewise.
7896 (*avx_pblendvb): Likewise.
7897 (*avx_pblendw): Likewise.
7898 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7899 (avx_ptest256): Likewise.
7900 (avx_roundp<avxmodesuffixf2c>256): Likewise.
7901 (*avx_rounds<ssemodesuffixf2c>): Likewise.
7902 (*avx_aesenc): Likewise.
7903 (*avx_aesenclast): Likewise.
7904 (*avx_aesdec): Likewise.
7905 (*avx_aesdeclast): Likewise.
7906 (avx_vzeroupper): Likewise.
7907 (avx_vzeroupper_rex64): Likewise.
7908 (avx_vpermil<mode>): Likewise.
7909 (avx_vpermilvar<mode>3): Likewise.
7910 (avx_vpermil2<mode>3): Likewise.
7911 (avx_vperm2f128<mode>3): Likewise.
7912 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7913 (avx_vbroadcastss256): Likewise.
7914 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
7915 (avx_vinsertf128<mode>): Likewise.
7916 (vec_set_lo_<mode>): Likewise.
7917 (vec_set_hi_<mode>): Likewise.
7918 (vec_set_lo_<mode>): Likewise.
7919 (vec_set_hi_<mode>): Likewise.
7920 (vec_set_lo_v16hi): Likewise.
7921 (vec_set_hi_v16hi): Likewise.
7922 (vec_set_lo_v32qi): Likewise.
7923 (vec_set_hi_v32qi): Likewise.
7924 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7925 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7926 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
7927 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
7928 (vec_init<mode>): Likewise.
7929 (*vec_concat<mode>_avx): Likewise.
7930 (blendbits): Support V8SF and V4DF.
7931 (sse2_movq128): Support AVX.
7932 (<sse>_movnt<mode>): Likewise.
7933 (sse2_movntv2di): Likewise.
7934 (sse_rcpv4sf2): Likewise.
7935 (sse_sqrtv4sf2): Likewise.
7936 (sse_rsqrtv4sf2): Likewise.
7937 (<sse>_comi): Likewise.
7938 (<sse>_ucomi): Likewise.
7939 (sse_cvtss2si): Likewise.
7940 (sse_cvtss2si_2): Likewise.
7941 (sse_cvtss2siq): Likewise.
7942 (sse_cvtss2siq_2): Likewise.
7943 (sse_cvttss2si): Likewise.
7944 (sse_cvttss2siq): Likewise.
7945 (sse2_cvtsd2si): Likewise.
7946 (sse2_cvtsd2si_2): Likewise.
7947 (sse2_cvtsd2siq): Likewise.
7948 (sse2_cvtsd2siq_2): Likewise.
7949 (sse2_cvttsd2si): Likewise.
7950 (sse2_cvttsd2siq): Likewise.
7951 (sse2_cvtdq2pd): Likewise.
7952 (*sse2_cvtpd2dq): Likewise.
7953 (*sse2_cvttpd2dq): Likewise.
7954 (*sse2_cvtpd2ps): Likewise.
7955 (sse2_cvtps2pd): Likewise.
7956 (sse3_movshdup): Likewise.
7957 (sse3_movsldup): Likewise.
7958 (sse_storehps): Likewise.
7959 (*sse4_1_extractps): Likewise.
7960 (sse2_storelpd): Likewise.
7961 (vec_dupv2df_sse3): Likewise.
7962 (*vec_concatv2df_sse3): Likewise.
7963 (*sse4_1_pextrb): Likewise.
7964 (*sse4_1_pextrb_memory): Likewise.
7965 (*sse2_pextrw): Likewise.
7966 (*sse4_1_pextrw_memory): Likewise.
7967 (*sse4_1_pextrd): Likewise.
7968 (*sse4_1_pextrq): Likewise.
7969 (sse2_pshufd_1): Likewise.
7970 (sse2_pshuflw_1): Likewise.
7971 (sse2_pshufhw_1): Likewise.
7972 (*sse2_storeq_rex64): Likewise.
7973 (*vec_dupv4si): Likewise.
7974 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
7975 (sse2_pmovmskb): Likewise.
7976 (*sse2_maskmovdqu): Likewise.
7977 (*sse2_maskmovdqu_rex64): Likewise.
7978 (sse_ldmxcsr): Likewise.
7979 (sse_stmxcsr): Likewise.
7980 (abs<mode>2): Likewise.
7981 (sse4_1_movntdqa): Likewise.
7982 (sse4_1_phminposuw): Likewise.
7983 (sse4_1_extendv8qiv8hi2): Likewise.
7984 (*sse4_1_extendv8qiv8hi2): Likewise.
7985 (sse4_1_extendv4qiv4si2): Likewise.
7986 (*sse4_1_extendv4qiv4si2): Likewise.
7987 (sse4_1_extendv2qiv2di2): Likewise.
7988 (*sse4_1_extendv2qiv2di2): Likewise.
7989 (sse4_1_extendv4hiv4si2): Likewise.
7990 (*sse4_1_extendv4hiv4si2): Likewise.
7991 (sse4_1_extendv2hiv2di2): Likewise.
7992 (*sse4_1_extendv2hiv2di2): Likewise.
7993 (sse4_1_extendv2siv2di2): Likewise.
7994 (*sse4_1_extendv2siv2di2): Likewise.
7995 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7996 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7997 (sse4_1_zero_extendv4qiv4si2): Likewise.
7998 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7999 (sse4_1_zero_extendv2qiv2di2): Likewise.
8000 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8001 (sse4_1_zero_extendv4hiv4si2): Likewise.
8002 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8003 (sse4_1_zero_extendv2hiv2di2): Likewise.
8004 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8005 (sse4_1_zero_extendv2siv2di2): Likewise.
8006 (*sse4_1_zero_extendv2siv2di2): Likewise.
8007 (sse4_1_ptest): Likewise.
8008 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8009 (sse4_2_pcmpestri): Likewise.
8010 (sse4_2_pcmpestrm): Likewise.
8011 (sse4_2_pcmpistri): Likewise.
8012 (sse4_2_pcmpistrm): Likewise.
8014 (aeskeygenassist): Likewise.
8016 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8018 * config/i386/predicates.md (vzeroall_operation): New.
8020 * config/i386/sse.md (avx_vzeroall): New.
8021 (*avx_vzeroall): Likewise.
8023 2008-08-28 Paul Brook <paul@codesourcery.com>
8024 Mark Shinwell <shinwell@codesourcery.com>
8025 Richard Earnshaw <richard.earnshaw@arm.com>
8027 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8028 (TARGET_MIN_ANCHOR_OFFSET): New.
8029 (arm_override_options): Set correct anchor ranges for Thumb-1
8030 and Thumb-2 if required.
8031 (legitimize_pic_address): Handle case involving a TLS symbol
8032 reference with an addend.
8033 (arm_optimization_options): Enable section anchors at -O1 and
8035 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8036 * config/arm/arm-protos.h (arm_optimization_options): New.
8038 2008-08-28 Nick Clifton <nickc@redhat.com>
8040 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8041 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8044 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8045 * config/v850/v850.md (return): Remove frame size restriction.
8047 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8049 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8051 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8053 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8055 2008-08-28 Paul Brook <paul@codesourcery.com>
8057 * config/arm/vfp11.md: Update license notice.
8058 * config/arm/cortex-r4.md: Ditto.
8060 2008-08-28 Richard Guenther <rguenther@suse.de>
8062 PR tree-optimization/37207
8063 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8066 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8069 * tree.c (int_fits_type_p): Don't forget unsigned integers
8070 of type sizetype which higher end word equals -1.
8072 2008-08-28 Ira Rosen <irar@il.ibm.com>
8074 * target.h (struct vectorize): Add new target builtin.
8075 * tree-vectorizer.c (destroy_loop_vec_info): Call
8076 vect_free_slp_instance instead of vect_free_slp_node.
8077 * tree-vectorizer.h (enum slp_load_perm_type): New.
8078 (struct _slp_instance): Add new fields.
8079 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8080 (SLP_INSTANCE_LOADS): New.
8081 (vect_free_slp_tree): Remove.
8082 (vect_free_slp_instance): Declare.
8083 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8084 (vectorizable_load): Add argument.
8085 (vect_transform_slp_perm_load): New.
8086 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8088 (vect_get_place_in_interleaving_chain): New function.
8089 (vect_free_slp_tree): Make static.
8090 (vect_free_slp_instance): New function.
8091 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8092 collect the load location in the interleaving chain.
8093 (vect_supported_slp_permutation_p): New function.
8094 (vect_supported_load_permutation_p): Likewise.
8095 (vect_analyze_slp_instance): In case of loads permutation, call
8096 vect_supported_load_permutation_p to check that the permutation is
8098 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8099 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8100 (vect_create_mask_and_perm): New function.
8101 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8102 (vectorizable_load): Add an argument. Don't keep the created vectors
8103 statements in the node if permutation is required. Call
8104 vect_transform_slp_perm_load to generate the permutation.
8105 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8106 additional argument.
8107 (vect_schedule_slp_instance): In case of loads permutation, allocate
8108 vectorized statements structure for all the related SLP nodes. Call
8109 vect_transform_stmt with addditional argument.
8110 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8111 * config/spu/spu.c (spu_builtin_vec_perm): New.
8112 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8113 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8114 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8115 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8117 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8119 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8120 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8121 __gthread_cond_signal, __gthread_cond_timedwait,
8122 __gthread_cond_timedwait_recursive): New functions.
8123 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8125 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8128 2008-08-28 Richard Guenther <rguenther@suse.de>
8131 * fold-const.c (maybe_canonicalize_comparison_1): Require
8132 undefined overflow only for canonicalizing A +- CST cmp CST.
8133 Make sure to not generate new constants that are not inside
8134 their TYPE_MIN/MAX_VALUE range.
8135 (maybe_canonicalize_comparison): Remove undefined overflow
8137 (fold_binary): Remove now duplicate folding.
8139 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8141 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8142 use not updated in the last change.
8144 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8146 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8147 (IRA_COVER_CLASSES): Add FPUL_REGS.
8149 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8152 * c-common.c (conversion_warning): Check for null operands.
8154 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8157 * c-decl.c (check_for_loop_decls): Improve error message. Give
8160 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8163 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8164 (convert_for_assignment): Pass corrent OPT_W* parameter to
8165 WARN_FOR_ASSIGNMENT.
8167 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8170 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8172 2008-08-27 Paul Brook <paul@codesourcery.com>
8174 * config.gcc: Loosen checks for arm uclinux eabi targets.
8176 2008-08-27 Paul Brook <paul@codesourcery.com>
8178 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8180 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8182 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8184 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8185 the enumerators of an ENUMERAL_TYPE.
8186 * dbxout.c (dbxout_type): Ditto.
8188 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8191 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8192 (fwprop_addr): Check that the loop_father is not the outer loop.
8194 2008-08-26 Paul Brook <paul@codesourcery.com>
8196 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8197 Remove documentation entry for fmul type.
8198 Use fmuls to annotate single-precision multiplication patterns,
8199 fmuld to annotate double-precision multiplication patterns,
8200 fmacs to annotate single-precision multiply-accumulate patterns
8201 and fmacd to annotate double-precision multiply-accumulate patterns.
8202 * config/arm/vfp11.md: Update reservations accordingly.
8203 * config/arm/arm.md: Note that certain values of the "type"
8204 attribute are documented in vfp.md.
8205 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8206 (v10_cvt): Use new fmul types.
8208 2008-08-26 Paul Brook <paul@codesourcery.com>
8210 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8211 * config/arm/vfp11.md: ...here. New.
8212 * config/arm/arm.md: Include vfp11.md.
8214 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8216 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8217 parameter to inform call.
8219 2008-08-26 Jeff Law <law@redhat.com>
8221 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8222 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8223 preferred class when copying a constant into a partial word register.
8225 2008-08-26 Ben Elliston <bje@au.ibm.com>
8227 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8228 * cp/typeck.c: Likewise.
8229 * cp/tree.c: Likewise.
8230 * gimple-low.c: Likewise.
8233 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8235 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8236 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8238 * doc/passes.texi: Describe IRA.
8240 * doc/tm.texi (IRA_COVER_CLASSES,
8241 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8243 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8244 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8245 -fira-propagate-cost, -fno-ira-share-save-slots,
8246 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8248 * flags.h (ira_algorithm): New enumeration.
8249 (flag_ira_algorithm, flag_ira_verbose): New external variable
8252 * postreload.c (gate_handle_postreload): Don't do post reload
8253 optimizations unless the reload is completed.
8255 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8258 * tree-pass.h (pass_ira): New external variable declaration.
8260 * reload.h: Add 2008 to the Copyright.
8262 * cfgloopanal.c: Include params.h.
8263 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8266 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8268 * toplev.c (ira.h): New include.
8269 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8270 (backend_init_target): Call ira_init.
8271 (backend_init): Call ira_init_once.
8272 (finalize): Call finish_ira_once.
8274 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8275 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8278 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8279 may_move_out_cost): New external variable declarations.
8280 (move_table): New typedef.
8282 * caller-save.c: Include headers output.h and ira.h.
8283 (no_caller_save_reg_set): New global variable.
8284 (save_slots_num, save_slots): New variables.
8285 (reg_save_code, reg_restore_code, add_stored_regs): Add
8287 (init_caller_save): Set up no_caller_save_reg_set.
8288 (init_save_areas): Reset save_slots_num.
8289 (saved_hard_reg): New structure.
8290 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8291 (initiate_saved_hard_regs, new_saved_hard_reg,
8292 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8294 (setup_save_areas): Add code for sharing stack slots.
8295 (all_blocks): New variable.
8296 (save_call_clobbered_regs): Process pseudo-register too.
8297 (mark_set_regs): Process pseudo-register too.
8298 (insert_one_insn): Put the insn after bb note in a empty basic
8299 block. Add insn check.
8301 * global.c (eliminable_regset): Make it external.
8302 (mark_elimination): Use DF_LR_IN for IRA.
8303 (pseudo_for_reload_consideration_p): New.
8304 (build_insn_chain): Make it external. Don't ignore spilled
8305 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8306 (gate_handle_global_alloc): New function.
8307 (pass_global_alloc): Add the gate function.
8309 * opts.c (decode_options): Set up flag_ira. Print the warning for
8311 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8313 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8315 * regmove.c (regmove_optimize): Don't do replacement of output for
8318 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8319 New external variable declarations.
8321 * local-alloc.c (update_equiv_regs): Make it external. Return
8322 true if jump label rebuilding should be done. Rescan new_insn for
8324 (gate_handle_local_alloc): New function.
8325 (pass_local_alloc): Add the gate function.
8327 * alias.c (value_addr_p, stack_addr_p): New functions.
8328 (nonoverlapping_memrefs_p): Use them for IRA.
8330 * common.opt (fira, fira-algorithm, fira-coalesce,
8331 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8332 fira-verbose): New options.
8334 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8335 move_cost, may_move_in_cost, may_move_out_cost): Make the
8337 (move_table): Remove typedef.
8338 (init_move_cost): Make it external.
8339 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8342 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8343 setup_reg_classes): New function prototypes.
8344 (eliminable_regset): New external variable declaration.
8345 (build_insn_chain, update_equiv_regs): New function prototypes.
8347 * Makefile.in (IRA_INT_H): New definition.
8348 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8349 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8350 (reload1.o, toplev.o): Add dependence on ira.h.
8351 (cfgloopanal.o): Add PARAMS_H.
8352 (caller-save.o): Add dependence on output.h and ira.h.
8353 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8354 ira-emit.o, ira-lives.o): New entries.
8356 * passes.c (pass_ira): New pass.
8358 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8360 * reload1.c (ira.h): Include the header.
8361 (changed_allocation_pseudos): New bitmap.
8362 (init_reload): Initiate the bitmap.
8363 (compute_use_by_pseudos): Permits spilled registers in FROM.
8364 (temp_pseudo_reg_arr): New variable.
8365 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8366 IRA. Call alter_reg with the additional parameter. Don't clear
8367 spilled_pseudos for IRA. Restore original insn chain for IRA.
8368 Clear changed_allocation_pseudos at the end of reload.
8369 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8370 (hard_regno_to_pseudo_regno): New variable.
8371 (count_pseudo): Check spilled pseudos. Set up
8372 hard_regno_to_pseudo_regno.
8373 (count_spilled_pseudo): Check spilled pseudos. Update
8374 hard_regno_to_pseudo_regno.
8375 (find_reg): Use better_spill_reload_regno_p. Check
8376 hard_regno_to_pseudo_regno.
8377 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8379 (eliminate_regs_1): Use additional parameter for alter_reg.
8380 (finish_spills): Set up pseudo_previous_regs only for spilled
8381 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8382 more arguments. Don't clear live_throughout and dead_or_set for
8383 spilled pseudos. Use additional parameter for alter_reg. Call
8384 mark_allocation_change. Set up changed_allocation_pseudos.
8385 Remove sanity check.
8386 (emit_input_reload_insns, delete_output_reload): Use additional
8387 parameter for alter_reg. Call mark_allocation_change.
8388 (substitute, gen_reload_chain_without_interm_reg_p): New
8390 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8392 * testsuite/gcc.dg/20080410-1.c: New file.
8394 * config/s390/s390.h (IRA_COVER_CLASSES,
8395 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8397 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8399 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8401 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8403 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8405 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8407 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8409 2008-08-24 Jeff Law <law@redhat.com>
8410 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8411 when ignoring unavailable registers.
8413 2008-08-24 Jeff Law <law@redhat.com>
8414 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8415 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8416 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8417 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8419 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8420 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8422 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8423 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8424 * reload1.c (find_reg): Process registers in register allocation order.
8426 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8427 * toplev.c (backend_init_target): Move ira_init call from
8429 (lang_dependent_init_target): ...to here.
8431 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8432 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8433 calculate memory move costs for NO_REGS.
8435 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8436 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8437 STACK_REGS is defined.
8439 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8440 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8442 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8443 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8445 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8446 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8447 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8450 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8451 Dorit Nuzman <dorit@il.ibm.com>
8453 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8454 vec_extract_evenv4sf, vec_extract_evenv8hi,
8455 vec_extract_evenv16qi, vec_extract_oddv4si,
8456 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8457 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8458 vec_interleave_highv4si, vec_interleave_lowv4si,
8459 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8460 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8461 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8463 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8466 * config/rs6000/rs6000.c (optimization_options): Don't default to
8467 section anchors without toplevel reorder.
8469 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8471 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8472 (mfc_end_critical_section): Likewise.
8474 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8476 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8477 all type qualifiers from element type to vector type.
8479 2008-08-25 David Daney <ddaney@avtrex.com>
8481 * config/mips/mips.md (immediate_insn): Move up in file, fix
8482 comment typo, reformat.
8483 (fetchop_bit, atomic_hiqi_op memory_barrier,
8484 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8485 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8486 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8487 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8488 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8489 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8490 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8491 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8492 sync_old_nand<mode>, sync_new_nand<mode>,
8493 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8494 test_and_set_12): Moved to sync.md.
8496 * config/mips/sync.md: New file.
8498 2008-08-25 Richard Henderson <rth@redhat.com>
8500 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8501 (regsave): Likewise.
8502 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8503 (output_cfi_directive): Likewise.
8504 (div_data_align): New.
8505 (output_cfi): Use it.
8507 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8509 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8510 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8511 (TARGET_OCTEON): New macro.
8512 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8513 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8514 (ISA_HAS_POP): New macro.
8515 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8517 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8519 * config/mips/mips.md (cpu): Add octeon.
8520 (type): Add pop attribute value.
8521 (popcount<mode>2): New pattern.
8522 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8524 2008-08-24 Jan Hubicka <jh@suse.cz>
8526 * doc/invoke.texi (-fipa-cp-clone): New option.
8527 (-fipa-cp): Update docs.
8528 (--param ipcp-unit-growth):New.
8529 * ipa-cp.c: Include fibheap.h, params.h
8530 (ipcp_initialize_node_lattices): When not cloning, all externally
8531 visible functions are bottom.
8532 (ipcp_need_redirect_p): Accept clones.
8533 (ipcp_insert_stage): Use cost driven heuristics.
8534 (max_count, dead_nodes): New static vars.
8535 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8536 ipcp_const_param_count): New functions.
8537 * common.opt (ipa-cp-clone): New command line option.
8538 * params.def (ipcp-unit-growth): New.
8540 2008-08-24 Jan Hubicka <jh@suse.cz>
8542 * tree-inline.c (tree_function_versioning): Look harder
8543 for referenced vars.
8545 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8547 PR tree-optimization/37185
8548 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8550 2008-08-23 Jan Hubicka <jh@suse.cz>
8552 * ipa-cp.c (ipcp_analyze_node): New function.
8553 (ipcp_update_cloned_node): Use it.
8554 (ipcp_init_stage): Likewise.
8555 * ipa-inline.c (function_insertion_hook_holder): New static var.
8556 (analyze_function): Break out from ....
8557 (inline_generate_summary): Here; register insertion hook.
8558 (cgraph_decide_inlining): Remove hook.
8559 (add_new_function): New function.
8561 2008-08-23 Jan Hubicka <jh@suse.cz>
8563 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8565 2008-08-23 Jan Hubicka <jh@suse.cz>
8567 * ipa-cp.c (constant_val_insert): Remove.
8568 (ipcp_propagate_one_const): Remove.
8569 (ipcp_create_replace_map): Always insert replacements to the map.
8570 (ipcp_insert_stage): Do not try to insert statements by hand.
8571 * tree-inline.c (insert_init_stmt): Break out from ...
8572 (setup_one_parameter): ... here; allow NULL BB pointer.
8573 (tree_function_versioning): Use setup_one_parameter to process
8576 2008-08-23 Jan Hubicka <jh@suse.cz>
8578 * tree.c (decl_address_ip_invariant_p): New function.
8579 * tree.h (decl_address_ip_invariant_p): Declare.
8580 * gimple.c (strip_invariant_refs): Break out from ...
8581 (is_gimple_invariant_address): ... here
8582 (is_gimple_ip_invariant_address): New function.
8583 (is_gimple_ip_invariant): New function.
8584 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8587 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8588 (ipcp_lat_is_insertable): All constants are insertable.
8589 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8590 IPA_CONST_VALUE_REF.
8591 (ipcp_initialize_node_lattices): Propagate all types of operands.
8592 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8593 (ipcp_create_replace_map): Reformat.
8594 (ipcp_need_redirect_p): Simplify.
8595 (ipcp_insert_stage): Check that argument is used before clonning.
8596 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8598 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8599 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8600 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8601 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8602 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8603 * tree-inline.c (tree_function_versioning): Add variables referenced
8606 2008-08-23 Jan Hubicka <jh@suse.cz>
8609 * i386.c (standard_80387_constant_p): Use optimize_size.
8611 2008-08-23 Ira Rosen <irar@il.ibm.com>
8613 PR tree-optimization/37161
8614 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8615 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8616 (vect_determine_vectorization_factor): Move the scalar type
8617 retrieval to vect_get_smallest_scalar_type.
8618 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8619 scalar type. Remove redundant computation.
8620 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8621 (vect_get_slp_defs): Take the type of RHS into account if
8622 necessary by calling vect_get_smallest_scalar_type. Call
8623 vect_get_constant_vectors with additional argument.
8625 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8628 * doc/invoke.texi (Wwrite-strings): Clarify description.
8630 2008-08-23 Ira Rosen <irar@il.ibm.com>
8632 PR tree-optimization/37174
8633 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8634 def stmt is a part of the loop before accessing its stmt_vec_info.
8636 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8639 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8640 (*swap): New insn pattern.
8641 (*ashlqi3): Rename from ashlqi3 insn pattern.
8642 (ashlqi3): New expanders.
8643 (*lshrqi3): Rename from lshrqi3 insn pattern.
8644 (lshrqi3): New expanders.
8645 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8646 lshrqi3_const5, lshrqi3_const6): New splitters.
8647 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8648 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8651 2008-08-22 Richard Guenther <rguenther@suse.de>
8653 PR tree-optimization/37078
8654 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8655 [+INF, +INF] ranges.
8657 2008-08-22 Richard Guenther <rguenther@suse.de>
8659 PR tree-optimization/37143
8660 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8661 a conversion statement instead of a copy.
8663 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8666 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8667 CCCmode, CCOmode and CCSmode destination modes.
8670 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8671 from different units in a single alternative.
8672 (*vec_extractv2sf_1): Ditto.
8673 (*vec_extractv2si_0): Ditto.
8674 (*vec_extractv2si_1): Ditto.
8675 * config/i386/sse.md (sse2_storehpd): Ditto.
8676 (sse2_storelpd): Ditto.
8677 (sse2_loadhpd): Ditto.
8678 (sse2_loadlpd): Ditto.
8681 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8682 (popcountsi2): Ditto.
8683 (clzdi2_abm): Ditto.
8684 (popcountdi2): Ditto.
8685 (clzhi2_abm): Ditto.
8686 (popcounthi2): Ditto.
8688 2008-08-22 Richard Guenther <rguenther@suse.de>
8692 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8693 if the multiplication does not overflow.
8695 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8697 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8699 2008-08-21 Richard Henderson <rth@redhat.com>
8701 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8702 spurrious comma from test.
8703 * configure: Rebuild.
8705 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8708 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8711 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8713 * c-tree.h (grokfield): New argument.
8714 * c-decl.c (grokfield): Handle new location argument.
8715 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8717 2008-08-21 Richard Guenther <rguenther@suse.de>
8719 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8721 2008-08-21 Jan Hubicka <jh@suse.cz>
8723 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8724 (cgraph_add_function_insertion_hook,
8725 cgraph_remove_function_insertion_hook,
8726 cgraph_call_function_insertion_hooks): New functions.
8727 * cgraph.h (cgraph_add_function_insertion_hook,
8728 cgraph_remove_function_insertion_hook,
8729 cgraph_call_function_insertion_hooks): Declare.
8730 * ipa-reference.c (function_insertion_hook_holder): New variable.
8731 (check_operand, look_for_address_of): When checking late, do not care
8732 about module bitmaps.
8733 (add_new_function): New function.
8734 (generate_summary): Register hooks; zero module bitmaps.
8735 (propagate): Unregister hooks.
8736 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8737 (add_new_function): New function.
8738 (generate_summary): Register hook.
8739 (propagate): Remove hook.
8741 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8743 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8744 * ipa-cp.c (ipcp_update_cloned_node): New function.
8745 (build_const_val): Handle functions correctly; bring type logic
8746 into sync with tree-inline.c
8747 (ipcp_init_stage): Take care of computing stuff needed by
8748 indirect inlining; update clones.
8749 (ipcp_generate_summary): Break out of ipcp_driver.
8750 (ipcp_driver): Do only execution and transformation.
8751 (pass_ipa_cp): Make IPA_PASS.
8752 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8754 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8755 ipcp, some info is already available.
8756 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8757 * tree-inline.c (remap_ssa_name): Unshare expression.
8759 2008-08-21 Richard Guenther <rguenther@suse.de>
8761 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8762 a PHI ask VN if it is already available.
8763 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8764 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8766 2008-08-21 Richard Guenther <rguenther@suse.de>
8769 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8770 makes sure to produce a result of the correct type.
8772 2008-08-21 Jan Hubicka <jh@suse.cz>
8773 Backport from LTO branch:
8775 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8776 Jan Hubicka <jh@suse.cz>
8779 (init_state, finish_state, set_function_state, generate_summary):
8781 (scan_stmt): Renamed from scan_function. Changed to keep state in
8782 local static vars rather than cgraph aux field.
8783 (propagate): Renamed from static_execute. Changed to keep state in
8784 local static vars rather than cgraph aux field.
8785 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8786 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8788 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8790 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8791 * ipa-reference.c (init_function_info, generate_summary,
8792 propagate): New functions.
8793 (analyze_function): Call init_function_info.
8794 (static_execute): Stripped into generate_summary and propagate.
8795 (pass_ipa_reference): Made into ipa_opt_pass.
8797 2008-08-21 Richard Guenther <rguenther@suse.de>
8799 PR tree-optimization/37181
8800 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8802 (extract_range_from_unary_expr): Likewise.
8804 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8806 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8808 * toplev.h (pedwarn_at): Likewise.
8809 * builtins.c: Update all calls to pedwarn.
8810 * c-lex.c: Likewise.
8811 * toplev.c: Likewise.
8812 * c-tree.h: Likewise.
8813 * c-decl.c: Likewise.
8814 * c-errors.c: Likewise.
8815 * c-typeck.c: Likewise.
8816 * c-common.c: Likewise.
8817 * c-parser.c: Likewise.
8819 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8822 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8823 with MODE_VECTOR_INT mode.
8825 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8828 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8829 initialized outside the current module.
8830 (warn_uninitialized_var): Ignore left-hand side when walking the
8831 trees. Ignore address expressions. Examine VUSE operands in gimple
8832 statements with a variable declaration on the right-hand side.
8834 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8837 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8839 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8842 * c-common.c (conversion_warning): Do not warn if applying bit-and
8843 operator to unsigned constant that fits in the target type.
8845 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8848 * c-common.c (conversion_warning): Do not warn for artificial
8851 2008-08-20 Richard Guenther <rguenther@suse.de>
8853 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8854 (extract_range_from_binary_expr): Fall back to constant propagation.
8855 (extract_range_from_unary_expr): Likewise.
8857 2008-08-20 Richard Guenther <rguenther@suse.de>
8859 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8860 with TREE_THIS_VOLATILE on shared nodes.
8861 (fold_stmt_r): Likewise.
8863 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8866 * c-parser.c (c_parser_attributes): For keywords use canonical
8867 spelling for attr_name.
8869 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8871 * value-prof.c (check_counter): Revert wrong call to error.
8873 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8875 * profile.c: Update calls to inform.
8876 * value-prof.c: Update calls to inform.
8878 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8880 * diagnostic.c (inform): Add an explicit location_t parameter.
8881 * toplev.h (inform): Update declaration.
8882 * builtins.c: Update all calls to inform.
8883 * c-common.c: Likewise.
8884 * c-decl.c: Likewise.
8885 * c-opts.c: Likewise.
8886 * c-pch.c: Likewise.
8887 * c-pragma.c: Likewise.
8888 * c-typeck.c: Likewise.
8889 * coverage.c: Likewise.
8891 * toplev.c: Likewise.
8892 * tree-cfg.c: Likewise.
8893 * tree-ssa.c: Likewise.
8895 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
8898 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
8899 V2DI mode, for SSE4.1, use movq instead of vector set if the
8900 second element is zero and inter-unit moves are OK.
8902 2008-08-20 Richard Guenther <rguenther@suse.de>
8904 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
8905 properly handle conversion/copy chains after tuplification.
8907 2008-08-20 Richard Guenther <rguenther@suse.de>
8909 * passes.c (init_optimization_passes): Move the second
8910 forwprop pass before alias computation. Remove the second
8911 DCE pass. Remove the first dominator and phi copy/const
8914 2008-08-20 Nick Clifton <nickc@redhat.com>
8916 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
8917 support of this feature. Do not assume that a sufficiently new
8918 assembler will support the feature regardless of the target type.
8919 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
8920 * configure: Regenerate.
8922 2008-08-20 Richard Guenther <rguenther@suse.de>
8924 * tree-vrp.c (found_in_subgraph): Remove.
8925 (live): New global static.
8926 (live_on_edge): New function.
8927 (blocks_visited): Remove.
8928 (register_edge_assert_for_2): Use live_on_edge.
8929 (find_conditional_asserts): Remove code dealing with
8930 found_in_subgraph. Do not walk the CFG.
8931 (find_switch_asserts): Likewise.
8932 (find_assert_locations_1): Renamed from find_assert_locations.
8933 Move finding assert locations for conditional and switch
8934 statements first. Update live bitmap. Do not walk the CFG.
8935 (find_assert_locations): New function.
8936 (insert_range_assertions): Remove entry of CFG walk.
8937 Adjust call to find_assert_locations.
8938 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
8939 that only can appear because of fake exit edges but assert we
8940 never try to insert on those.
8941 (fini_pre): Do not remove fake exit edges here...
8942 (execute_pre): ...but here, before committing edge inserts.
8944 2008-08-19 Richard Guenther <rguenther@suse.de>
8946 * passes.c (init_optimization_passes): Exchange store-ccp
8949 2008-08-19 Rafael Espíndola <espindola@google.com>
8951 * varasm.c (weak_decls): Move earlier in the file.
8952 (assemble_external): Add weak decls to the weak_decls list.
8953 (declare_weak): Don't add decls to the weak_decls list.
8955 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
8958 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
8959 before (sse2_shufpd_<mode>).
8961 2008-08-19 Jakub Jelinek <jakub@redhat.com>
8964 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
8965 * tree.c (block_nonartificial_location): Likewise.
8967 2008-08-19 Richard Guenther <rguenther@suse.de>
8969 PR tree-optimization/35972
8970 PR tree-optimization/23094
8971 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
8973 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
8974 handle MISALIGNED_INDIRECT_REF.
8975 (get_ref_from_reference_ops): New helper.
8976 (vn_reference_lookup_pieces): Walk the use-def chain using the
8977 alias-oracle if requested.
8978 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
8979 walking the use-def chain.
8980 (compute_avail): But not here.
8981 (create_component_ref_by_pieces_1): Properly handle
8982 MISALIGNED_INDIRECT_REF.
8983 (do_regular_insertion): Handle fully redundant
8984 expressions after PHI-translation also for SSA_NAME values, not
8985 only constants. Correctly use edoubleprime for that.
8987 2008-08-19 Ira Rosen <irar@il.ibm.com>
8989 * tree-vectorizer.c (supportable_widening_operation): Support
8990 multi-step conversion, return the number of steps in such conversion
8991 and the required intermediate types.
8992 (supportable_narrowing_operation): Likewise.
8993 * tree-vectorizer.h (vect_pow2): New function.
8994 (supportable_widening_operation): Change argument types.
8995 (supportable_narrowing_operation): Likewise.
8996 (vectorizable_type_promotion): Add an argument.
8997 (vectorizable_type_demotion): Likewise.
8998 * tree-vect-analyze.c (vect_analyze_operations): Call
8999 vectorizable_type_promotion and vectorizable_type_demotion with
9000 additional argument.
9001 (vect_get_and_check_slp_defs): Detect patterns.
9002 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9004 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9005 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9006 factor according to the smallest type in the loop.
9007 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9008 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9009 supportable_widening_operation with correct arguments.
9010 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9011 operands lists according to the number of vector statements in left
9012 or right node, if exists.
9013 (vect_gen_widened_results_half): Remove unused argument.
9014 (vectorizable_conversion): Call supportable_widening_operation,
9015 supportable_narrowing_operation, and vect_gen_widened_results_half
9016 with correct arguments.
9017 (vectorizable_assignment): Change documentation, support multiple
9019 (vectorizable_operation): Likewise.
9020 (vect_get_loop_based_defs): New function.
9021 (vect_create_vectorized_demotion_stmts): Likewise.
9022 (vectorizable_type_demotion): Support loop-aware SLP and general
9023 multi-step conversion. Call vect_get_loop_based_defs and
9024 vect_create_vectorized_demotion_stmts for transformation.
9025 (vect_create_vectorized_promotion_stmts): New function.
9026 (vectorizable_type_promotion): Support loop-aware SLP and general
9027 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9029 (vectorizable_store): Change documentation, support multiple
9031 (vectorizable_load): Likewise.
9032 (vect_transform_stmt): Pass SLP_NODE to
9033 vectorizable_type_promotion and vectorizable_type_demotion.
9034 (vect_schedule_slp_instance): Move here the calculation of number
9035 of vectorized statements for each node from...
9036 (vect_schedule_slp): ... here.
9037 (vect_transform_loop): Call vect_schedule_slp without the last
9040 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9043 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9044 to == in assert statement.
9045 (vectorizable_reduction): Fix typo.
9047 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9050 * value-prof.c (check_counter): Dereference pointer to overall
9051 count when printing it.
9053 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9055 * profile.h: Really add it.
9057 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9059 * mcf.c: Really add it.
9061 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9062 Vinodha Ramasamy <vinodha@google.com>
9064 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9066 * value-prof.c (check_counter): Fix the counter if
9067 flag_profile_correction is true.
9068 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9069 tree_mod_subtract_transform):
9070 Follow check_counter parameter change.
9071 * common.opt (fprofile-correction): New option.
9073 * profile.h: Likewise.
9074 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9075 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9076 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9078 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9079 flag_profile_correction is set.
9081 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9083 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9085 2008-08-18 Tomas Bily <tbily@suse.cz>
9087 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9088 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9090 * tree-data-ref.c (split_constant_offset_1): Likewise.
9091 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9092 * tree-sra.c (sra_walk_expr): Likewise.
9093 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9094 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9095 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9096 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9098 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9099 * tree-vect-transform.c (vectorizable_type_demotion)
9100 (vectorizable_type_promotion): Likewise.
9101 * tree-inline.c (expand_call_inline):
9102 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9103 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9104 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9105 * expr.c (expand_expr_real_1): Likewise.
9106 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9107 (gimple_assign_unary_useless_conversion_p): Likewise.
9108 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9109 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9110 * fold-const.c (fold_unary): Likewise.
9111 * tree.h (CONVERT_EXPR_P): Likewise.
9112 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9113 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9115 (register_edge_assert_for_2, extract_range_from_unary_expr)
9116 (register_edge_assert_for_1): Likewise.
9118 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9120 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9121 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9122 (enum real_value_const): Delete.
9123 (get_real_const): Delete.
9124 * real.c (get_real_const): Delete.
9125 (dconst_e_ptr): Define.
9126 (dconst_third_ptr): Define.
9127 (dconst_sqrt2_ptr): Define.
9128 * builtins.c: Update all callers.
9130 2008-08-18 Richard Guenther <rguenther@suse.de>
9132 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9133 statement iterator after statement removal.
9135 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9137 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9138 (detect_processor_freebsd): Likewise.
9139 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9141 2008-08-18 Richard Guenther <rguenther@suse.de>
9143 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9144 and loads have the correct types.
9146 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9149 * c-opts.c (cpp_opts): Remove static.
9150 * c-parser.c (cpp_opts): Declare it extern.
9151 (disable_extension_diagnostics): Handle cpp options.
9152 (enable_extension_diagnostics): Likewise.
9154 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9156 * diagnostics.c (permerror_at): Rename as permerror.
9157 (permerror): Delete.
9158 * toplev.h: Likewise.
9160 2008-08-18 Richard Guenther <rguenther@suse.de>
9162 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9163 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9164 Move call_cdce before build_alias. Move copyrename2,
9165 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9166 right after final inlining.
9167 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9168 (pass_build_cfg): But instead via TODO_dump_func.
9170 2008-08-18 Richard Guenther <rguenther@suse.de>
9172 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9174 (scalarize_init): If we failed to generate some initializers
9175 do not generate zeros for not instantiated members. Instead
9176 rely on the copy out.
9177 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9178 about missing flow-sensitive alias info only if we have
9181 2008-08-17 Nick Clifton <nickc@redhat.com>
9183 * doc/extend.texi (Function Attributes): Fix typo in description
9184 if hot function attribute.
9186 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9187 Richard Sandiford <rdsandiford@googlemail.com>
9189 * doc/install.texi (--with-mips-plt): Document.
9190 * doc/invoke.texi (-mplt, -mno-plt): Document.
9191 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9192 and handle ${with_mips_plt}.
9193 * config/mips/mips.opt (mplt): New option.
9194 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9195 (TARGET_ABICALLS_PIC2): Likewise.
9196 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9197 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9198 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9199 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9200 to decide whether to output ".option picX" directives.
9201 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9202 Pass -call_nonpic rather than -KPIC for -mplt.
9203 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9204 on the command line. Also remove it when -mabi=64 is used without
9206 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9207 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9208 TARGET_ABICALLS_PIC0.
9209 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9211 (mips16_build_function_stub): Only output ".option pic" directives
9212 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9213 (mips16_build_call_stub): Fix comment and remove redundant
9214 ".set at"/"set .noat" directives.
9215 (mips_function_rodata_section): Use the default behaviour for
9216 TARGET_ABSOLUTE_ABICALLS.
9217 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9218 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9219 (mips_restore_gp): Do nothing if the current function doesn't use
9221 (mips_expand_prologue): Only save $gp if the current function uses it.
9222 Use a normal move for TARGET_ABICALLS_PIC0.
9223 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9225 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9227 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9228 of function when handling GLOBAL_POINTER_REGNUM.
9230 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9233 * common.opt (-fstack-check): Do not declare the variable here.
9234 (-fstack-check=): New option variant.
9235 * doc/invoke.texi (Code Gen Options): Document it.
9236 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9237 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9238 (STACK_CHECK_STATIC_BUILTIN): New macro.
9239 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9240 * opts.c: Include expr.h.
9241 (common_handle_option) <OPT_fold_stack_check_>: New case.
9242 <OPT_fstack_check>: Likewise.
9243 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9244 consistently in the test for variable-sized types. Adjust for
9245 new behaviour of flag_stack_check.
9246 * explow.c: Include except.h.
9247 (allocate_dynamic_stack_space): Do not take into account
9248 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9249 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9250 for variable-sized parameters. Treat all parameters whose size is
9251 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9252 stack checking is enabled.
9253 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9254 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9255 if generic stack checking is enabled.
9256 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9257 * reload1.c (reload): Likewise.
9258 * stmt.c (expand_decl): Assert that all automatic variables have
9259 fixed size at this point and remove dead code.
9260 * flags.h (stack_check_type): New enumeration type.
9261 (flag_stack_check): Declare.
9262 * toplev.c (flag_stack_check): New global variable.
9263 * Makefile.in (opts.o): Add dependency on EXPR_H.
9264 (explow.o): Add dependency on except.h.
9266 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9268 * config/avr/avr.c (avr_override_options): Reduce value of
9269 PARAM_INLINE_CALL_COST.
9271 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9273 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9274 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9275 lieu of TYPE_MODE (type) throughout.
9277 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9279 * config/arm/arm.c (add_minipool_backward_ref): Check for
9280 8-byte-aligned entries in second case of forcing insertion after a
9281 particular entry. Change third case to avoid inserting
9282 non-8-byte-aligned entries before 8-byte-aligned ones.
9284 2008-08-15 Richard Guenther <rguenther@suse.de>
9286 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9287 strip components for unknown size accesses.
9289 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9291 * config/s390/2097.md New file.
9292 * config/s390/s390.md ("z10prop" attribute): Define none,
9293 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9294 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9295 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9296 possible values and apply them to insns as appropriate.
9297 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9298 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9299 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9300 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9301 ("bfp" mode attribute): Removed. Every occurence replaced
9303 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9304 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9307 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9310 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9313 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9315 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9316 additional argument. Support reduction when duplication is needed due
9317 to data-types of different sizes in the loop.
9318 (get_initial_def_for_induction): Fix printout.
9319 (vect_get_vec_def_for_stmt_copy): Support case where the
9320 vec_stmt_for_operand is a phi node.
9321 (vectorizable_reduction): Support reduction when duplication is needed
9322 due to data-types of different sizes in the loop.
9323 (vectorizable_call): Remove restriction to not vectorize in case we
9324 have data-types of different sizes in the loop.
9325 (vectorizable_conversion): Likewise.
9326 (vectorizable_operation): Likewise.
9327 (vectorizable_type_demotion): Likewise.
9328 (vectorizable_type_promotion): Likewise.
9329 (vectorizable_induction): Add restriction to not vectorize in case
9330 we have data-types of different sizes in the loop.
9332 2008-08-14 Christophe Saout <christophe@saout.de>
9333 Uros Bizjak <ubizjak@gmail.com>
9336 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9337 (*vec_concatv2di_rex64_sse4_1): Ditto.
9338 (*vec_concatv2di_rex64_sse): Ditto.
9340 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9343 * fold-const.c (fold_widened_comparison): Do not allow
9344 sign changes that change the result even if shorter type
9345 is wider than arg1_unw's type.
9347 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9349 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9350 Skip if the multilib testing specifies -march that does not
9351 agree with the one specified in the testcase.
9353 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9355 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9356 zero extend SImode values being converted to TFmode before passing
9359 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9361 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9362 __PPU__ when targeting the Cell/B.E. PPU processor.
9364 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9366 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9367 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9368 Rematerialize the static chain, if any.
9369 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9372 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9374 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9375 (new_loc_descr): Likewise.
9376 (add_loc_descr): Likewise.
9377 (size_of_loc_descr): Likewise.
9378 (size_of_locs): Likewise.
9379 (output_loc_operands): Likewise.
9380 (output_loc_sequence): Likewise.
9381 (new_reg_loc_descr): New.
9382 (build_cfa_loc): Use it.
9383 (build_cfa_aligned_loc): Likewise.
9384 (one_reg_loc_descriptor): Likewise.
9385 (based_loc_descr): Likewise.
9387 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9390 * doc/invoke.texi (Wmain): Update.
9391 * c-decl.c (start_decl): warn_main is only 0 or 1.
9392 (start_function): Likewise. Fix formatting.
9393 (finish_function): Delete redundant warning.
9394 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9395 * c-opts (c_common_handle_option): -Wall only has effect if
9396 warn_main is uninitialized. OPT_Wmain is automatically
9397 handled. -pedantic also enables Wmain.
9398 (c_common_post_options): Handle all logic for Wmain here.
9399 * c-common.c (warn_main): Delete.
9400 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9401 * c-common.h (warn_main): Delete.
9403 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9406 * expr.c (emit_group_store): Allocate stack temp with the
9407 largest alignment when copying from register to stack.
9409 2008-08-13 Richard Guenther <rguenther@suse.de>
9411 * tree.h (maybe_fold_offset_to_address): Declare.
9412 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9413 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9414 Likewise for POINTER_PLUS_EXPR.
9415 (maybe_fold_offset_to_reference): Enable disabled code.
9416 (maybe_fold_offset_to_address): New function.
9417 (fold_stmt_r): Use it.
9418 (fold_gimple_assign): Likewise.
9419 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9420 (gimplify_expr): Likewise.
9422 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9424 * toplev.h (pedwarn_at): Fix declaration.
9426 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9428 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9429 LINK_SPEC): Use %R in -Y P argument.
9431 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9434 * diagnostic.c (pedwarn_at): New.
9435 * toplev.h (pedwarn_at): Declare.
9436 * c-tree.h (build_enumerator): Update declaration.
9437 * c-decl.c (finish_enum): Update comment.
9438 (build_enumerator): Take a location parameter. Give a pedwarn but do
9439 not perform any conversion.
9440 * c-parser.c (c_parser_enum_specifier): Set correct location for
9443 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9446 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9447 expressions except for conversions to signed:1 bitfields. Handle
9448 COND_EXPR with constant operands.
9450 2008-08-13 Richard Guenther <rguenther@suse.de>
9452 PR tree-optimization/15255
9453 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9454 (struct oecount_s): New struct and VEC types.
9456 (oecount_hash): New function.
9457 (oecount_eq): Likewise.
9458 (oecount_cmp): Likewise.
9459 (zero_one_operation): New function.
9460 (build_and_add_sum): Likewise.
9461 (undistribute_ops_list): Perform un-distribution of multiplication
9462 and division on the chain of summands.
9463 (should_break_up_subtract): Also break up subtracts for factors.
9464 (reassociate_bb): Delete dead visited statements.
9465 Call undistribute_ops_list. Re-sort and optimize if it did something.
9466 * passes.c (init_optimization_passes): Move DSE before
9468 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9471 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9473 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9475 * doc/invoke.texi: Revert unintended checkin.
9477 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9480 * gcc.c (include_spec_function): Tweak call to find_a_file.
9482 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9485 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9486 and TRUTH_ORIF_EXPR.
9487 * dojump.c (do_jump): Likewise.
9489 PR tree-optimization/37084
9490 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9491 if id->regimplify, don't assume stmt is a cast assignment.
9493 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9495 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9497 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9500 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9503 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9505 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9506 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9508 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9509 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9510 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9511 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9512 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9514 * doc/tm.texi (Storage Layout): Remove documentation for
9515 TARGET_FLOAT_FORMAT.
9517 * simplify-rtx.c (simplify_binary_operation_1): Replace
9518 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9520 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9522 * real.h (struct real_format): New member has_sign_dependent_rounding.
9523 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9524 spu_single_format, ieee_double_format, mips_double_format,
9525 motorola_double_format, ieee_extended_motorola_format,
9526 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9527 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9528 mips_extended_format, ieee_quad_format, mips_quad_format,
9529 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9530 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9532 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9533 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9534 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9535 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9536 (ROUND_TOWARDS_ZERO): Likewise.
9538 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9539 (FLOAT_MODE_FORMAT): New macro.
9540 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9541 (MODE_COMPOSITE_P): ... this new macro.
9542 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9543 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9544 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9546 * flags.h: Include "real.h".
9548 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9549 REAL_MODE_FORMAT_COMPOSITE_P.
9550 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9552 * doc/tm.texi (Storage Layout): Remove documentation of
9553 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9554 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9555 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9556 they only apply to libgcc2.a.
9558 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9560 * config/spu/float_disf.c: New file.
9561 * config/spu/float_unsdisf.c: New file.
9562 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9563 (LIB2FUNCS_EXCLUDE): Define.
9565 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9566 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9568 * real.h (struct real_format): New member round_towards_zero.
9569 * real.c (round_for_format): Respect fmt->round_towards_zero.
9570 (ieee_single_format, mips_single_format, motorola_single_format,
9571 spu_single_format, ieee_double_format, mips_double_format,
9572 motorola_double_format, ieee_extended_motorola_format,
9573 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9574 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9575 mips_extended_format, ieee_quad_format, mips_quad_format,
9576 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9577 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9579 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9580 real_format to choose rounding mode when calling MPFR functions.
9581 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9582 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9584 * real.h (real_to_decimal_for_mode): Add prototype.
9585 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9586 Respect target rounding mode when generating decimal representation.
9587 (real_to_decimal): New stub for backwards compatibility.
9588 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9589 real_to_decimal_for_mode instead of real_to_decimal.
9591 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9593 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9594 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9596 * real.c (spu_single_format): New variable.
9597 * real.h (spu_single_format): Declare.
9599 * config/spu/spu.c (spu_override_options): Install SFmode format.
9600 (spu_split_immediate): Use integer mode to operate on pieces of
9601 floating-point values in all cases.
9603 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9604 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9605 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9607 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9609 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9611 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9613 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9615 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9618 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9619 on the VAR_DECL instead of TYPE_READONLY on its type.
9621 2008-08-12 Ira Rosen <irar@il.ibm.com>
9623 * tree-vectorizer.c: Depend on langhooks.h.
9624 (supportable_widening_operation): Add two arguments. Support double
9626 (supportable_narrowing_operation): Likewise.
9627 * tree-vectorizer.h (supportable_widening_operation): Add two
9629 (supportable_narrowing_operation): Likewise.
9630 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9631 supportable_widening_operation with correct arguments.
9632 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9633 (vectorizable_type_demotion): Support double type conversions.
9634 (vectorizable_type_promotion): Likewise.
9635 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9637 2008-08-11 Michael Matz <matz@suse.de>
9639 * i386/i386.c (override_options): Move initialisation from
9640 flag_schedule_insns_after_reload to here from ...
9641 (optimization_options): ... here.
9643 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9645 PR rtl-optimization/36998
9646 * dwarf2out.c (compute_barrier_args_size_1,
9647 compute_barrier_args_size): Temporarily remove assertions.
9649 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9652 * tree-ssa.c (struct walk_data): Add new flag
9653 warn_possibly_uninitialized.
9654 (warn_uninitialized_var): Use it.
9655 (warn_uninitialized_vars): New.
9656 (execute_early_warn_uninitialized): Call it.
9657 (execute_late_warn_uninitialized): Likewise.
9659 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9662 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9665 2008-08-09 Jan Hubicka <jh@suse.cz>
9668 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9670 (expand_fix): Be prepared for expansion to fail.
9671 (expand_sfix_optab): Remove instructions if expansion failed.
9673 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9675 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9677 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9678 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9680 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9682 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9683 mips/t-libgcc-mips16 to tmake_file.
9684 * config/mips/mips-protos.h (mips_call_type): New enum.
9685 (mips_pic_base_register, mips_got_load): Declare.
9686 (mips_restore_gp): Take an rtx argument.
9687 (mips_use_pic_fn_addr_reg_p): Declare.
9688 (mips_expand_call): Replace the sibcall_p argument with
9689 a mips_call_type argument. Add a lazy_p parameter.
9690 (mips_split_call): Declare.
9691 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9692 (MIPS16_PIC_TEMP): Likewise.
9693 (reg_class): Delete M16_NA_REGS.
9694 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9695 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9696 (mips_split_hi_p): Declare.
9697 * config/mips/mips.c (mips_split_hi_p): New array.
9698 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9699 (mips_got_symbol_type_p): New function.
9700 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9701 (mips16_stub_function_p): New function.
9702 (mips16_local_function_p): Likewise.
9703 (mips_use_pic_fn_addr_reg_p): Likewise.
9704 (mips_cannot_force_const_mem): Return false for HIGHs.
9705 Extend CONST_INT and symbolic handling to MIPS16, using
9706 mips_symbol_insns to check that the base symbol type is a
9707 legitimate constant. Reject GOT-based constants if
9708 TARGET_MIPS16_PCREL_LOADS.
9709 (mips_const_insns): Check targetm.cannot_force_const_mem when
9710 decomposing a symbolic base and a large offset.
9711 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9712 When calling a function that needs $25 from MIPS16 code,
9713 move the target address into $25 separately and add a USE
9715 (mips16_gp_pseudo_reg): Insert the initializer immediately
9716 before the first real insn.
9717 (mips_pic_base_register, mips_got_load): New functions.
9718 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9719 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9720 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9721 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9722 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9723 also passing NULL_RTX rather than const0_rtx as the aux argument.
9724 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9725 instead of TARGET_EXPLICIT_RELOCS.
9726 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9727 (mips_load_call_address): Replace the sibcall_p argument with
9728 a mips_call_type argument. Use mips_got_load.
9729 (mips16_local_alias): New structure.
9730 (mips16_local_aliases): New variable.
9731 (mips16_local_aliases_hash): New function.
9732 (mips16_local_aliases_eq): Likewise.
9733 (mips16_local_alias): Likewise.
9734 (mips16_stub_function): Likewise.
9735 (mips16_build_function_stub): Create a local alias for the target
9736 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9737 .cpload directive and an R_MIPS_NONE relocation for the target
9738 function, then load the alias rather than the function itself.
9739 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9740 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9741 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9742 (mips16_build_call_stub): Replace the FN parameter with an
9743 FN_PTR parameter. Force the address into a register if it
9744 isn't a call_insn_operand; don't rely on the caller to do this.
9745 If a call to a locally-defined and locally-binding MIPS16
9746 function must be made indirectly, redirect the call to the
9747 function's local alias. Use mips16_stub_function_p,
9748 mips16_stub_function, mips_expand_call and use_reg.
9749 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9750 Use explicit %hi and %lo accesses where possible.
9751 Use MIPS_CALL to generate the correct code form of a
9752 jal instruction. Add clobbers of $18 instead of uses.
9753 Update the call to mips_emit_call_insn.
9754 (mips_expand_call): Replace the SIBCALL_P argument with a
9755 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9756 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9757 allowing it to modify the call address. Update the calls to
9758 mips_load_call_address and mips_emit_call_insn.
9759 (mips_split_call): New function.
9760 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9761 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9762 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9763 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9764 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9766 (mips_cprestore_slot): New function.
9767 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9768 and use mips_cprestore_slot.
9769 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9771 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9772 then use a copygp_mips16 instruction to set up $28.
9773 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9774 (mips16_lay_out_constants): Call split_all_insns_noflow.
9775 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9776 false if TARGET_MIPS16.
9777 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9778 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9779 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9780 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9781 MIPS16 code. Allow MIPS16 o32 PIC.
9782 (mips_override_options): Allow MIPS16 o32 PIC.
9783 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9784 after reload if TARGET_USE_GOT.
9785 (UNSPEC_COPYGP): New constant.
9786 (length): Use a default length of 8 for MIPS16 GOT loads.
9787 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9788 (*got_page<mode>): Check mips_split_hi_p.
9789 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9790 (unspec_got<mode>, unspec_call<mode>): New expanders.
9791 (load_got<mode>, load_call<mode>): Remove the length attributes.
9792 Use a got attribute instead of a type attribute.
9793 (copygp_mips16): New insn.
9794 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9795 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9796 (sibcall, sibcall_value, call, call_value): Update the calls
9797 to mips_expand_call.
9798 (call_internal, call_value_internal): Use mips_split_call.
9799 (call_value_multiple_internal): Likewise.
9800 (call_split): Move after call_internal (the insn it is split from).
9801 (call_internal_direct, call_value_internal_direct): Turn into
9802 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9803 (call_direct_split, call_value_direct_split): New patterns.
9804 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9805 and use M16_REGS instead of M16_NA_REGS.
9806 * config/mips/predicates.md (const_call_insn_operand): Replace
9807 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9808 mips_use_pic_fn_addr_reg_p check.
9809 (move_operand): Reject HIGHs if mips_split_hi_p.
9810 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9811 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9812 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9813 * config/mips/libgcc-mips16.ver: New file.
9814 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9815 $(srcdir)/config/mips/libgcc-mips16.ver.
9817 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9819 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9821 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9822 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9823 (mips16_cfun_returns_in_fpr_p): Likewise.
9825 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9827 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9828 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9829 rather than 4 to PC.
9831 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9833 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9834 (FUNCTION_PROFILER): Save the static chain pointer into $2
9835 beforehand and restore it aftewards.
9836 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9837 address directly into $25 and call the function through $25;
9838 do not clobber $3. Pad the DImode version to cover the space
9839 left by the deleted $25 <- $3 move.
9840 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9841 the removal of the $25 <- $3 move.
9842 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9843 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9845 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9846 Daniel Jacobowitz <dan@codesourcery.com>
9848 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9849 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9850 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9851 * config/mips/mips.c (mips_start_function_definition): New function.
9852 (mips_end_function_definition): Likewise.
9853 (mips_output_function_prologue): Use mips_start_function_definition.
9854 (mips_output_function_epilogue): Use mips_end_function_definition.
9855 (build_mips16_function_stub): Use mips_start_function_definition
9856 and mips_end_function_definition.
9857 (build_mips16_call_stub): Likewise.
9859 2008-08-09 Richard Guenther <rguenther@suse.de>
9861 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9862 * gimple.h (gimple_call_fn): Adjust comment.
9863 (gimple_call_set_fndecl): New function.
9864 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9865 longer having bare FUNCTION_DECL operand.
9866 (gimple_call_return_type): Likewise.
9867 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9869 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9870 (gimple_mod_pow2): Likewise.
9871 (gimple_mod_subtract): Likewise.
9872 (gimple_ic): Likewise.
9873 (gimple_stringop_fixed_value): Likewise.
9874 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9875 longer having bare FUNCTION_DECL operand.
9876 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9877 * omp-low.c (optimize_omp_library_calls): Likewise.
9878 * cgraphunit.c (update_call_expr): Likewise.
9879 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9880 (execute_convert_to_rsqrt): Likewise.
9881 * cfgexpand.c (gimple_to_tree): Simplify.
9882 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9883 bare FUNCTION_DECL operand.
9884 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9885 (convert_gimple_call): Use gimple_call_fndecl.
9886 * c-common.c (c_warn_unused_result): Likewise.
9888 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9891 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9892 (c_finish_return): Likewise.
9893 (c_start_case): Likewise.
9894 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9895 * c-parser.c (c_parser_condition): New. Call
9896 verify_sequence_points.
9897 (c_parser_paren_condition): Call c_parser_condition.
9898 (c_parser_for_statement): Call c_parser_condition.
9900 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9903 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
9904 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
9905 Moved from diagnostic.h
9906 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
9908 (emit_diagnostic): New.
9909 (warning0, pedwarn0): Delete.
9910 (warning, warning_at, pedwarn, permerror): Return bool.
9911 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
9912 Moved to diagnostic.c.
9913 (struct diagnostic_context): Use correct type for
9914 classify_diagnostic.
9915 (diagnostic_report_diagnostic): Update declaration.
9916 (emit_diagnostic): Declare.
9917 * errors.c (warning): Return bool.
9918 * errors.h (warning): Update declaration.
9919 * toplev.h (warning0, pedwarn0): Delete.
9920 (warning, warning_at, pedwarn, permerror): Return bool.
9921 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
9922 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
9923 inform. Update all calls.
9924 (diagnose_mismatched_decls): Check return value of warning/pedwarn
9925 before giving informative note.
9926 (implicit_decl_warning): Likewise.
9927 * c-typeck.c (build_function_call): Likewise.
9928 * tree-sssa.c (warn_uninit): Likewise.
9929 * builtins.c (gimplify_va_arg_expr): Likewise.
9931 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9934 * doc/invoke.texi (-Wextra): Move warning from here...
9935 (-Wuninitialized): ... to here.
9937 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9940 * flags.h (set_Wunused): Delete
9941 * toplev.c (process_options): Handle Wunused flags here.
9942 * opts.c (maybe_warn_unused_parameter): Delete.
9943 (common_handle_option): Replace set_Wunused by warn_unused.
9944 (set_Wextra): Do not handle Wunused-parameter here.
9945 (set_Wunused): Delete.
9946 * c-opts.c (c_common_handle_option): Replace set_Wunused by
9948 * common.opt (Wunused): Add Var and Init.
9949 (Wunused-function): Likewise.
9950 (Wunused-label): Likewise.
9951 (Wunused-parameter): Likewise.
9952 (Wunused-value): Likewise.
9953 (Wunused-variable): Likewise.
9955 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
9957 * doc/invoke.texi: Add cpu_type power7.
9958 * config.in (HAVE_AS_VSX): New.
9959 * config.gcc: Add cpu_type power7.
9960 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
9962 * configure: Regenerate.
9963 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
9965 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
9966 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
9967 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
9969 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
9971 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
9972 type to vectorize.builtin_conversion.
9973 (vectorizable_conversion): Likewise.
9974 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
9975 integral type as input.
9976 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
9978 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
9979 and ALTIVEC_BUILTIN_VCTSXS.
9980 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
9983 2008-08-08 Richard Guenther <rguenther@suse.de>
9985 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
9986 (surely_varying_stmt_p): Calls are varying only if they are
9987 non-builtin and not indirect or have no result.
9988 (ccp_fold): Re-instantiate code before the tuples merge.
9990 2008-08-08 Richard Guenther <rguenther@suse.de>
9992 PR tree-optimization/37056
9993 * gimple.h (gimple_assign_rhs_class): New helper function.
9994 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
9995 unary operations properly.
9997 2008-08-07 Jan Hubicka <jh@suse.cz>
9999 * i386.h (ix86_size_cost): Declare.
10000 (ix86_cur_cost): New function macro.
10001 * i386.md (peepholes expanding size and splitters): Predicate by
10002 optimize_insn_for_speed_p.
10003 (peepholes reduce size and splitters): Predicate by
10004 optimize_insn_for_size_p.
10005 * i386.c (ix86_size_cost): Rename from ...
10006 (size_cost): This one.
10007 (override_options): Update.
10008 (decide_alg): Likewise.
10009 (ix86_expand_clear): Use RTL profile.
10010 (ix86_pad_returns): Use RTL profile.
10012 2008-08-07 Jan Hubicka <jh@suse.cz>
10014 * recog.c (split_all_insns): Set RTL profile
10015 (peephole2_optimize): Likewise.
10016 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10017 * combine.c (combine_instructions): Likewise.
10019 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10021 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10023 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10025 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10026 value in a6 after the set_frame_ptr insn.
10028 2008-08-07 Richard Henderson <rth@redhat.com>
10031 * gcc.c (cpp_options): Pass along -g*.
10033 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10035 * config/arm/arm.c (output_move_neon): Update comment describing
10036 big-endian vector layout.
10037 (arm_assemble_integer): Do not handle big-endian NEON vectors
10039 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10040 neon_vget_lane<mode>_sext_internal,
10041 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10042 element indices for big-endian.
10044 2008-08-07 Richard Henderson <rth@redhat.com>
10046 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10047 * configure, config.in: Rebuild.
10048 * debug.h (dwarf2out_do_cfi_asm): Declare.
10049 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10050 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10051 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10052 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10054 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10056 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10057 movv2si_internal): Combine into mov<mode>_internal.
10058 (movv2si_internal_2): Remove.
10060 2008-08-07 Jan Hubicka <jh@suse.cz>
10063 * i386.md (single stringop patterns): Enable unconditionally.
10065 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10068 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10070 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10071 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10073 * config/i386/sse.md (sse2_movq128): New.
10075 * doc/extend.texi: Document __builtin_ia32_movq128.
10077 2008-08-07 Richard Guenther <rguenther@suse.de>
10079 PR middle-end/37042
10080 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10081 pointers can access anything.
10083 2008-08-06 Jan Hubicka <jh@suse.cz>
10085 * optabs.c (emit_unop_insn): Break out to ...
10086 (maybe_emit_unop_insn): ... this one.
10087 (expand_sfix_optab): Use maybe variant.
10088 * optabs.h (maybe_emit_unop_insn): Declare.
10090 * i386.md (mov0 patterns): Enable by default.
10091 (FP conversion expanders): Disable expansion of code expanding
10092 sequences when instruction should be optimized for size.
10093 (single strinop patterns): Enable when optimizing for size.
10094 (string expanders): Disable expanding of code expanding sequences
10095 when optimizning instruction for size.
10096 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10098 (ix86_fp_comparison_sahf_cost): Likewise.
10099 (ix86_expand_branch): Likewise.
10100 (ix86_expand_ashl_const): Likewise.
10101 (ix86_split_ashl): Likewise.
10102 (ix86_expand_strlen): Likewise.
10103 (ix86_emit_fp_unordered_jump): Likewie.
10105 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10107 * c-common.c: Fix typo.
10108 (c_common_reswords): Activate more C++ keyword warnings.
10110 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10112 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10115 * diagnostic.c (permerror_at): New.
10116 * toplev.h (permerror_at): Declare.
10118 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10119 Ira Rosen <irar@il.ibm.com>
10121 * tree-vect-transform.c (vect_model_simple_cost): Return
10122 immediately if stmt is pure SLP.
10123 (vect_model_store_cost): Ditto.
10124 (vect_model_load_cost): Ditto.
10125 (vectorizable_store): Remove PURE_SLP check before call
10126 to vect_model_store_cost.
10127 (vect_model_store_cost): When checking whether stmt describe
10128 strided access, add a check that it is not slp_node.
10130 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10133 * c-common.c (warn_for_sign_compare): New. Handle separately the
10134 case that 'constant' is zero.
10135 * c-typeck.c (build_binary_op): Move code to c-common.c
10137 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10139 * config/alpha/alpha.c (alpha_preferred_reload_class,
10140 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10141 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10142 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10143 * config/arm/arm.md: Likewise.
10144 * config/avr/avr-protos.h (preferred_reload_class,
10145 test_hard_reg_class, avr_simplify_comparison_p,
10146 out_shift_with_cnt, class_max_nregs): Likewise.
10147 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10148 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10149 preferred_reload_class, test_hard_reg_class): Likewise.
10150 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10151 bfin_memory_move_cost, bfin_secondary_reload,
10152 bfin_output_mi_thunk): Likewise.
10153 * config/crx/crx.c (crx_secondary_reload_class,
10154 crx_memory_move_cost): Likewise.
10155 * config/frv/frv-protos.h (frv_secondary_reload_class,
10156 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10157 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10158 frv_secondary_reload_class, frv_class_likely_spilled_p,
10159 frv_class_max_nregs): Likewise.
10160 * config/h8300/h8300.c (h8300_classify_operand,
10161 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10163 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10164 * config/ia64/ia64.c (ia64_preferred_reload_class,
10165 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10166 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10167 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10169 * config/m68hc11/m68hc11.c (preferred_reload_class,
10170 m68hc11_memory_move_cost): Likewise.
10171 * config/mcore/mcore.c (mcore_secondary_reload_class,
10172 mcore_reload_class): Likewise.
10173 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10174 mips_class_max_nregs, mips_cannot_change_mode_class,
10175 mips_preferred_reload_class, mips_secondary_reload_class,
10176 mips_output_mi_thunk): Likewise.
10177 * config/mmix/mmix.c (mmix_preferred_reload_class,
10178 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10180 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10182 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10183 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10184 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10185 * config/rs6000/rs6000.c (paired_expand_vector_init,
10186 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10187 compare_section_name, rs6000_memory_move_cost): Likewise.
10188 * config/s390/s390.c (s390_emit_compare_and_swap,
10189 s390_preferred_reload_class, s390_secondary_reload,
10190 legitimize_pic_address, legitimize_tls_address,
10191 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10192 s390_class_max_nregs): Likewise.
10193 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10194 * config/s390/s390.md: Likewise.
10195 * config/score/score-protos.h (score_secondary_reload_class,
10196 score_preferred_reload_class): Likewise.
10197 * config/score/score.c (score_preferred_reload_class,
10198 score_secondary_reload_class): Likewise.
10199 * config/score/score3.c (score3_output_mi_thunk,
10200 score3_preferred_reload_class, score3_secondary_reload_class,
10201 score3_hard_regno_mode_ok): Likewise.
10202 * config/score/score3.h (score3_preferred_reload_class,
10203 score3_secondary_reload_class): Likewise.
10204 * config/score/score7.c (score7_output_mi_thunk,
10205 score7_preferred_reload_class, score7_secondary_reload_class,
10206 score7_hard_regno_mode_ok): Likewise.
10207 * config/score/score7.h (score7_preferred_reload_class,
10208 score7_secondary_reload_class): Likewise.
10209 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10210 output_branchy_insn, add_constant, gen_block_redirect,
10211 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10212 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10213 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10214 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10215 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10216 xstormy16_preferred_reload_class): Likewise.
10217 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10218 xtensa_expand_atomic, override_options,
10219 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10221 * reorg.c (try_merge_delay_insns): Likewise.
10222 * tree.c (merge_dllimport_decl_attributes): Likewise.
10224 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10226 2008-08-06 Michael Matz <matz@suse.de>
10228 * Makefile.in (write_entries_to_file): Quote words.
10229 * gengtype.c: (read_input_line): Skip over leading white-space.
10231 2008-08-06 Marc Gauthier <marc@tensilica.com>
10233 * config.gcc: Match more processor names for Xtensa.
10234 * configure.ac: Likewise.
10235 * doc/install.texi (Specific): Likewise.
10236 * configure: Regenerate.
10238 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10240 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10241 * calls.c (avoid_likely_spilled_reg): Likewise.
10242 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10243 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10244 * config/i386/i386.c (ix86_expand_special_args_builtin,
10245 ix86_secondary_reload): Likewise.
10246 * except.c (struct eh_region, gen_eh_region_catch,
10247 remove_unreachable_regions, duplicate_eh_regions,
10248 assign_filter_values, build_post_landing_pads,
10249 sjlj_find_directly_reachable_regions, remove_eh_handler,
10250 reachable_next_level, foreach_reachable_handler,
10251 can_throw_internal_1, can_throw_external_1,
10252 collect_one_action_chain): Likewise.
10253 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10254 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10255 * function.c (update_temp_slot_address, instantiate_new_reg,
10256 instantiate_virtual_regs_in_rtx,
10257 instantiate_virtual_regs_in_insn): Likewise.
10258 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10259 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10260 gimplify_cleanup_point_expr): Likewise.
10261 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10262 * passes.c (next_pass_1): Likewise.
10263 * print-tree.c (print_node_brief, print_node): Likewise.
10264 * profile.c (branch_prob): Likewise.
10265 * tree-dump.c (dump_register): Likewise.
10266 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10268 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10269 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10270 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10271 copy_arguments_for_versioning, copy_static_chain): Likewise.
10272 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10273 add_new_name_mapping, register_new_name_mapping): Likewise.
10274 * tree-mudflap.c (mf_xform_derefs): Likewise.
10275 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10276 get_init_expr, combine_chains): Likewise.
10277 * tree-pretty-print.c (dump_generic_node): Likewise.
10278 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10279 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10280 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10281 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10283 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10285 PR middle-end/37010
10286 * calls.c (expand_call): Use the biggest preferred stack
10289 2008-08-06 Michael Matz <matz@suse.de>
10292 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10293 for reused reload, instead of overwriting them.
10295 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10297 PR middle-end/37009
10298 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10299 for incoming stack boundary.
10301 * function.c (assign_parm_find_entry_rtl): Update
10302 parm_stack_boundary.
10304 * function.h (rtl_data): Add parm_stack_boundary.
10306 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10307 parm_stack_boundary for incoming stack boundary.
10309 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10311 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10312 for unrepresentable subregs or treat them as equal to other regs
10313 or subregs with the same register number.
10315 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10317 PR middle-end/35432
10318 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10321 2008-08-06 Jan Hubicka <jh@suse.cz>
10323 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10324 frequencies might be hot.
10326 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10328 * reload.c (find_reloads): Force constants into literal pool
10329 also if they are wrapped in a SUBREG.
10331 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10334 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10335 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10336 Don't allow predicated instructions for data speculation.
10337 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10340 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10342 * haifa-sched.c (extend_global): Split to extend_global_data and
10343 extend_region_data. Update all uses.
10344 (extend_all): Rename to extend_block_data.
10346 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10348 * sched-rgn.c (new_ready): Check if instruction can be
10349 speculatively scheduled before attempting speculation.
10350 (debug_rgn_dependencies): Remove wrongful assert.
10352 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10354 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10356 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10358 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10359 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10360 va_size, and type_size.
10362 2008-08-04 Jason Merrill <jason@redhat.com>
10365 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10366 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10368 2008-08-05 Richard Henderson <rth@redhat.com>
10370 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10371 * configure: Rebuild.
10373 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10376 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10377 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10380 2008-08-05 Richard Henderson <rth@redhat.com>
10382 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10383 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10384 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10385 * common.opt (fdwarf2-cfi-asm): New.
10386 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10387 * config.in, configure: Rebuild.
10388 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10389 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10391 (dw2_force_const_mem): Externalize.
10392 * dwarf2asm.h: Update.
10393 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10394 generate a real label.
10395 (output_cfi_directive): New.
10396 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10397 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10398 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10400 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10401 (output_loc_operands_raw, output_loc_sequence_raw): New.
10402 (output_cfa_loc_raw): New.
10404 2008-08-05 Paul Brook <paul@codesourcery.com>
10406 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10407 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10408 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10409 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10410 * config/arm/arm.h (TARGET_VFPD32): Define.
10411 (TARGET_VFP3): Use TARGET_VFPD32.
10412 (fputype): Add FPUTYPE_VFP3D16.
10413 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10414 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10415 * config/arm/arm-cores.def: Add cortex-r4f.
10416 * config/arm/arm-tune.md: Regenerate.
10418 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10420 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10421 Reword some comments throughout the file.
10423 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10424 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10425 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10426 MFC_MIN_DMA_LIST_ELEMENTS.
10427 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10428 MFC_MAX_DMA_LIST_ELEMENTS.
10430 (MFC_START_ENABLE): Remove PPU-only define.
10431 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10432 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10434 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10435 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10436 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10437 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10438 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10439 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10440 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10442 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10443 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10444 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10445 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10447 (spu_read_machine_status): Fix typo.
10449 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10451 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10452 SUBREG of multi-word hard register.
10453 * config/spu/spu.c (valid_subreg): Likewise.
10454 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10456 2008-08-04 Richard Guenther <rguenther@suse.de>
10458 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10459 the candidate with the stripped base if that base is different
10460 from the original base even for offset zero.
10462 2008-08-04 Richard Guenther <rguenther@suse.de>
10464 PR middle-end/36691
10465 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10466 check for no_overflow.
10468 2008-08-04 Richard Guenther <rguenther@suse.de>
10470 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10472 2008-08-04 Paul Brook <paul@codesourcery.com>
10474 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10475 (arm_order_regs_for_local_alloc): New function.
10476 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10478 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10480 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10483 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10484 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10485 (ix86_expand_epilogue): Likewise.
10487 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10489 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10492 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10494 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10495 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10496 (*movv2sf_internal_rex64): Ditto.
10498 2008-08-03 Jan Hubicka <jh@suse.cz>
10500 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10501 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10502 * expmed.c (expand_smod_pow2): Likewise.
10504 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10507 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10508 alternative 0 of operand 1.
10509 (*vec_concatv2di_rex64_sse): Ditto.
10510 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10512 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10513 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10514 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10515 (*movv2sf_internal_rex64): Ditto.
10517 2008-08-02 Richard Guenther <rguenther@suse.de>
10520 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10521 (ssedoublesizemode): New mode attribute.
10522 (sse_shufps): Call gen_sse_shufps_v4sf.
10523 (sse_shufps_1): Macroize.
10524 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10525 (sse2_shufpd_1): Macroize.
10526 (vec_extract_odd, vec_extract_even): New expanders.
10527 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10528 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10529 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10530 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10531 (ix86_expand_vector_set): Likewise.
10532 (ix86_expand_reduc_v4sf): Likewise.
10534 2008-08-01 Doug Kwan <dougkwan@google.com>
10536 * matrix-reorg.c: Re-enable all code.
10537 (struct malloc_call_data): Change CALL_STMT to gimple type.
10538 (collect_data_for_malloc_call): Tuplify.
10539 (struct access_site_info): Change STMT to gimple type.
10540 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10541 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10542 (struct free_info): Change STMT to gimple type.
10543 (struct matrix_access_phi_node): Change PHI to gimple type.
10544 (get_inner_of_cast_expr): Remove.
10545 (may_flatten_matrices_1): Tuplify.
10546 (may_flatten_matrices): Ditto.
10547 (mark_min_matrix_escape_level): Ditto.
10548 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10549 (ssa_accessed_in_call_rhs): New
10550 (ssa_accessed_in_assign_rhs): New
10551 (record_access_alloc_site_info): Tuplify.
10552 (add_allocation_site): Ditto.
10553 (analyze_matrix_allocation_site): Ditto.
10554 (analyze_transpose): Ditto.
10555 (get_index_from_offset): Ditto.
10556 (update_type_size): Ditto.
10557 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10558 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10559 (analyze_accesses_for_phi_node): Tuplify.
10560 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10561 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10562 (analyze_matrix_accesses): Tuplify.
10563 (check_var_data): New call-back type for check_var_notmodified_p.
10564 (check_var_notmodified_p): Tuplify and use call-back struct to
10565 return statement found.
10566 (can_calculate_expr_before_stmt): Factor out statement related code
10568 (can_calculate_stmt_before_stmt): New.
10569 (check_allocation_function): Tuplify.
10570 (find_sites_in_func): Ditto.
10571 (record_all_accesses_in_func): Ditto.
10572 (transform_access_sites): Ditto.
10573 (transform_allocation_sites): Ditto.
10574 (matrix_reorg): Re-enable.
10575 (gate_matrix_reorg): Re-enable.
10577 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10579 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10580 for labels for which it hasn't been set yet. If it has been set,
10581 stop walking insns and continue with next worklist item.
10582 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10583 if the only BARRIER is at the very end of a function.
10585 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10587 * cfgexpand.c (expand_stack_alignment): Assert that
10588 stack_realign_drap and drap_rtx must match.
10590 * function.c (instantiate_new_reg): If DRAP is used to realign
10591 stack, replace virtual_incoming_args_rtx with internal arg
10594 2008-08-01 Richard Guenther <rguenther@suse.de>
10596 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10597 loop information only if we initialized it.
10598 (execute_pre): Call fini_pre with in_fre.
10599 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10600 if we do not unroll because we hit max-completely-peeled-insns.
10601 Use our estimation for consistency, do allow shrinking.
10603 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10605 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10606 with MIN_STACK_BOUNDARY.
10607 (ix86_update_stack_boundary): Likewise.
10608 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10611 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10612 (MIN_STACK_BOUNDARY): This.
10614 2008-08-01 Richard Guenther <rguenther@suse.de>
10616 PR middle-end/36997
10617 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10619 2008-08-01 Richard Guenther <rguenther@suse.de>
10621 PR tree-optimization/36988
10622 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10623 do not matter if that doesn't change volatile qualification.
10625 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10627 * configure.ac: Do not generate libada-mk. Do not subst
10628 host_cc_for_libada.
10629 * libada-mk.in: Remove.
10630 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10631 * configure: Regenerate.
10633 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10635 * tree-pass.h: Added comment about not dumping passes with name
10636 starting with star in struct opt_pass.
10637 * passes.c (register_dump_files_1): Don't do dump for a pass with
10638 name starting with star.
10639 * doc/passes.texi (Pass manager): Mention pass names and special
10640 meaning of star prefix to avoid dump.
10642 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10644 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10646 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10647 (ISA_MIPS64R2): New macro.
10648 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10649 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10650 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10651 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10652 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10653 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10654 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10655 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10656 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10657 Move up to keep list alphabetically sorted.
10658 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10659 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10661 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10662 (-march=@var{arch}): Add mips64r2.
10664 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10666 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10668 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10670 * expr.c (expand_assignment): Check for complete type.
10672 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10675 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10677 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10678 for stack alignment.
10680 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10682 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10684 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10685 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10687 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10689 PR rtl-optimization/36419
10690 * dwarf2out.c (barrier_args_size): New variable.
10691 (compute_barrier_args_size, compute_barrier_args_size_1): New
10693 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10694 if not called yet in the current function, use barrier_args_size
10695 array to find the new args_size value.
10696 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10698 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10701 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10704 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10707 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10708 (dwarf2out_stack_adjust): Use it.
10709 (dwarf2out_frame_debug_expr): Likewise.
10711 2008-07-31 Richard Guenther <rguenther@suse.de>
10713 PR tree-optimization/36978
10714 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10715 the generated condition.
10717 2008-07-31 Richard Guenther <rguenther@suse.de>
10719 * passes.c (init_optimization_passes): Always call
10720 pass_early_warn_uninitialized.
10721 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10722 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10723 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10725 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10728 * builtins.c (maybe_emit_free_warning): New function.
10729 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10730 maybe_emit_free_warning for BUILT_IN_FREE.
10733 * dwarf2out.c (get_context_die): New function.
10734 (force_decl_die, force_type_die): Use it.
10735 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10736 returns NULL, force generation of DW_TAG_typedef and put that into
10739 PR preprocessor/36649
10740 * c-pch.c (c_common_read_pch): Save and restore
10741 line_table->trace_includes across PCH restore.
10743 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10746 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10748 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10751 * final.c (call_from_call_insn): Handle COND_EXEC.
10753 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10755 * builtins.c (std_gimplify_va_arg_expr): Replace
10756 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10757 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10759 2008-07-30 Joey Ye <joey.ye@intel.com>
10760 H.J. Lu <hongjiu.lu@intel.com>
10762 * builtins.c (expand_builtin_setjmp_receiver): Replace
10763 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10764 (expand_builtin_apply_args_1): Likewise.
10765 (expand_builtin_longjmp): Need DRAP for stack alignment.
10766 (expand_builtin_apply): Likewise.
10768 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10769 instead of assign_stack_local to allow alignment reduction.
10771 * calls.c (emit_call_1): Need DRAP for stack alignment if
10773 (expand_call): Replace virtual_incoming_args_rtx with
10774 crtl->args.internal_arg_pointer.
10775 * stmt.c (expand_nl_goto_receiver): Likewise.
10777 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10778 alignment and store to stack_alignment_estimated and
10779 max_used_stack_slot_alignment.
10780 (expand_one_var): Likewise.
10781 (expand_stack_alignment): New function.
10782 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10783 and stack_alignment_estimated fields in rtl_data. Call
10784 expand_stack_alignment at end.
10786 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10787 (MAX_STACK_ALIGNMENT): Likewise.
10788 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10789 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10791 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10792 stack alignment when generating virtual registers.
10794 * function.c (assign_stack_local): Renamed to ...
10795 (assign_stack_local_1): This. Add a parameter to indicate
10796 if it is OK to reduce alignment.
10797 (assign_stack_local): Use it.
10798 (instantiate_new_reg): Instantiate virtual incoming args rtx
10799 to vDRAP if stack realignment and DRAP is needed.
10800 (assign_parms): Collect parameter/return type alignment and
10801 contribute to stack_alignment_estimated.
10802 (locate_and_pad_parm): Likewise.
10803 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10804 with crtl->args.internal_arg_pointer.
10806 * function.h (rtl_data): Add new field drap_reg,
10807 max_used_stack_slot_alignment, stack_alignment_estimated,
10808 stack_realign_needed, need_drap, stack_realign_processed and
10809 stack_realign_finalized.
10810 (stack_realign_fp): New macro.
10811 (stack_realign_drap): Likewise.
10813 * global.c (compute_regsets): Frame pointer is needed when
10814 stack is realigned. Can eliminate frame pointer when stack is
10815 realigned and dynamic realigned argument pointer isn't used.
10817 * reload1.c (update_eliminables): Frame pointer is needed
10818 when stack is realigned.
10819 (init_elim_table): Can eliminate frame pointer when stack is
10820 realigned and dynamic realigned argument pointer isn't used.
10822 * rtl.h (assign_stack_local_1): Declare new funtion.
10824 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10825 (TARGET_GET_DRAP_RTX): Likewise.
10826 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10827 TARGET_GET_DRAP_RTX.
10829 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10831 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10832 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10834 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10835 H.J. Lu <hongjiu.lu@intel.com>
10837 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10838 vdrap_reg, stack_realign and drap_reg_saved.
10839 (add_cfi): Don't allow redefining CFA when DRAP is used.
10840 (reg_save): Handle stack alignment.
10841 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10842 alignment. Don't generate DWARF information for (set fp sp)
10844 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10846 (int_loc_descriptor): Move prototype forward. Also define if
10847 DWARF2_UNWIND_INFO is true.
10848 (output_cfa_loc): Handle DW_CFA_expression.
10849 (build_cfa_aligned_loc): New.
10850 (based_loc_descr): Update assert for stack realign. For local
10851 variables, use sp+offset when stack is aligned without drap and
10852 fp+offset when stack is aligned with drap. For arguments, use
10853 cfa+offset when drap is used to align stack.
10855 2008-07-30 Joey Ye <joey.ye@intel.com>
10856 H.J. Lu <hongjiu.lu@intel.com>
10858 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10860 (ix86_gen_andsp): New.
10861 (ix86_user_incoming_stack_boundary): Likewise.
10862 (ix86_default_incoming_stack_boundary): Likewise.
10863 (ix86_incoming_stack_boundary): Likewise.
10864 (ix86_can_eliminate): Likewise.
10865 (find_drap_reg): Likewise.
10866 (ix86_update_stack_boundary): Likewise.
10867 (ix86_get_drap_rtx): Likewise.
10868 (ix86_finalize_stack_realign_flags): Likewise.
10869 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10870 (TARGET_GET_DRAP_RTX): Likewise.
10871 (override_options): Overide option value for new options.
10872 (ix86_function_ok_for_sibcall): Remove check for
10873 force_align_arg_pointer.
10874 (ix86_handle_cconv_attribute): Likewise.
10875 (ix86_function_regparm): Likewise.
10876 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10877 (ix86_va_start): Replace virtual_incoming_args_rtx with
10878 crtl->args.internal_arg_pointer.
10879 (ix86_select_alt_pic_regnum): Check DRAP register.
10880 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10881 (ix86_compute_frame_layout): Compute frame layout wrt stack
10883 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10884 (ix86_expand_prologue): Decide if stack realignment is needed
10885 and generate prologue code accordingly.
10886 (ix86_expand_epilogue): Generate epilogue code wrt stack
10887 realignment is really needed or not.
10889 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10890 (ABI_STACK_BOUNDARY): Likewise.
10891 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10892 (STACK_REALIGN_DEFAULT): Likewise.
10893 (INCOMING_STACK_BOUNDARY): Likewise.
10894 (MAX_STACK_ALIGNMENT): Likewise.
10895 (ix86_incoming_stack_boundary): Likewise.
10896 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10897 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
10898 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
10899 (machine_function): Remove force_align_arg_pointer.
10901 * config/i386/i386.md (BX_REG): New.
10902 (R13_REG): Likewise.
10904 * config/i386/i386.opt (mforce_drap): New.
10905 (mincoming-stack-boundary): Likewise.
10906 (mstackrealign): Add Init(-1).
10908 * config/i386/i386-protos.h (ix86_can_eliminate): New
10910 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10912 * doc/extend.texi: Update force_align_arg_pointer.
10914 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
10917 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
10918 (INCOMING_STACK_BOUNDARY): Likewise.
10919 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
10920 (TARGET_GET_DRAP_RTX): Likewise.
10922 2008-07-30 Andreas Schwab <schwab@suse.de>
10924 PR rtl-optimization/36929
10925 * dse.c (replace_inc_dec): Use emit_insn_before instead of
10926 add_insn_before and fix argument order.
10927 (replace_inc_dec_mem): Handle NULL rtx.
10929 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
10931 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
10933 (arm_compute_initial_elimination_offset): Use it.
10934 (arm_compute_save_reg_mask): Include static chain save slot when
10935 calculating alignment.
10936 (arm_get_frame_offsets): Ditto.
10937 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10938 that we can use to decrement the stack when the stack decrement
10939 could be too big for an immediate value in a single insn.
10940 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
10942 2008-07-30 Richard Guenther <rguenther@suse.de>
10944 PR tree-optimization/36967
10945 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
10946 Release defs of statements we remove.
10948 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10950 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
10951 instead of NULL_RTVEC.
10953 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10957 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
10960 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10962 * final.c (call_from_call_insn): New.
10963 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
10965 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
10967 * configure.ac: Substitute ADA_CFLAGS.
10968 * configure: Regenerate.
10969 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
10970 * Makefile.in: Remove mention of X_* variables.
10971 * config/pa/x-ada-hpux10: Remove.
10972 * config/pa/x-ada: Remove.
10974 * doc/fragments.texi: Update.
10976 2008-07-30 Olivier Hainque <hainque@adacore.com>
10978 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
10979 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
10980 __dso_handle explicitly here.
10982 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10985 * c-typeck.c (build_binary_op): Encapsulate code into...
10986 * c-common.c (shorten_binary_op): ...this new function.
10987 (conversion_warning): Use the new function. Handle non-negative
10988 constant in bitwise-and.
10989 * c-common.h (shorten_binary_op): Declare.
10991 2008-07-30 Olivier Hainque <hainque@adacore.com>
10993 * scan.c (make_sstring_space): Add explicit conversions of
10994 allocator's return value.
10995 * fix-header.c (recognized_function): Likewise.
10997 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10999 * doc/cpp.texi: Update to GFDL 1.2.
11000 * doc/gcc.texi: Do not list GPL as Invariant Section.
11001 * doc/gccint.texi: Likewise. Update copyright years.
11002 * doc/install.texi: Update copyright years.
11004 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11007 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11008 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11010 2008-07-29 Jan Hubicka <jh@suse.cz>
11012 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11013 (grokdeclarator): Likewise.
11014 * langhooks.c (lhd_warn_unused_global_decl): Use
11015 DECL_DECLARED_INLINE_P.
11016 * print-tree.c (print_node): Remove DECL_INLINE check.
11018 2008-07-29 Richard Guenther <rguenther@suse.de>
11020 PR tree-optimization/36945
11021 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11022 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11023 Record invariant addresses un-decomposed.
11024 (copy_reference_ops_from_call): Record reference call
11025 arguments properly. Simplify.
11026 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11027 helper split out from ...
11028 (create_component_ref_by_pieces): ... here. Simplify.
11029 Prepare for recursive invocation for call arguments.
11030 (create_expression_by_pieces): Adjust call to
11031 create_component_ref_by_pieces.
11032 (compute_avail): Process operand 2 of reference ops.
11034 2008-07-29 Richard Guenther <rguenther@suse.de>
11036 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11038 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11040 * c-format.c (check_format_types): Revert unwanted checkin.
11042 2008-07-29 Jan Hubicka <jh@suse.cz>
11044 * flags.h (flag_really_no_inline): Remove.
11045 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11046 * toplev.c (flag_really_no_inline): Remove.
11047 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11048 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11049 (cgraph_decide_inlining_incrementally): Likewise.
11050 (compute_inline_parameters): Likewise.
11051 * opts.c (decode_options): Simplify.
11052 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11053 * common.opt (finline): Initialize to 1.
11054 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11056 2008-07-29 Jan Hubicka <jh@suse.cz>
11058 * predict.c (always_optimize_for_size_p): New function.
11059 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11060 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11061 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11063 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11064 * function.c (prepare_function_start): Set default profile.
11065 * function.h (rtl_data): Add maybe_hot_insn_p.
11066 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11067 (construct_exit_block): Likewise.
11068 (tree_expand_cfg): Likewise.
11070 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11071 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11072 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11073 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11076 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11079 * c-decl.c (merge_decls): Merge USED flags.
11081 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11083 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11084 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11085 next_stack, lab_false and lab_over trees.
11087 2008-07-28 Richard Guenther <rguenther@suse.de>
11089 PR tree-optimization/36957
11090 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11091 (useless_type_conversion_p): Remove.
11092 (types_compatible_p): Remove.
11093 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11094 (useless_type_conversion_p): Declare.
11095 (types_compatible_p): Declare.
11096 (gimple_expr_type): Return the base type only if it is
11097 trivially convertible to the subtype.
11099 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11101 * configure.ac: Use the m4_do macro to concatenate the warnings into
11102 one string in ACX_PROG_CC_WARNING_OPTS,
11103 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11104 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11105 * configure: Regenerate.
11107 2008-07-28 Richard Guenther <rguenther@suse.de>
11109 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11110 (insert_fake_stores): Remove.
11111 (realify_fake_stores): Likewise.
11112 (execute_pre): Remove dead code.
11113 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11114 (find_func_aliases): Deal with it here instead.
11115 Re-enable gcc_unreachable call.
11117 2008-07-28 Richard Guenther <rguenther@suse.de>
11119 Merge from gimple-tuples-branch.
11121 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11122 * gimple.def: New file.
11123 * gsstruct.def: Likewise.
11124 * gimple-iterator.c: Likewise.
11125 * gimple-pretty-print.c: Likewise.
11126 * tree-gimple.c: Removed. Merged into ...
11127 * gimple.c: ... here. New file.
11128 * tree-gimple.h: Removed. Merged into ...
11129 * gimple.h: ... here. New file.
11131 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11132 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11133 --enable-checking=gimple flag.
11134 * config.in: Likewise.
11135 * configure: Regenerated.
11137 * tree-ssa-operands.h: Tuplified.
11138 * tree-vrp.c: Likewise.
11139 * tree-loop-linear.c: Likewise.
11140 * tree-into-ssa.c: Likewise.
11141 * tree-ssa-loop-im.c: Likewise.
11142 * tree-dump.c: Likewise.
11143 * tree-complex.c: Likewise.
11144 * cgraphbuild.c: Likewise.
11145 * tree-ssa-threadupdate.c: Likewise.
11146 * tree-ssa-loop-niter.c: Likewise.
11147 * tree-pretty-print.c: Likewise.
11148 * tracer.c: Likewise.
11149 * gengtype.c: Likewise.
11150 * tree-loop-distribution.c: Likewise.
11151 * tree-ssa-loop-unswitch.c: Likewise.
11152 * cgraph.c: Likewise.
11153 * cgraph.h: Likewise.
11154 * tree-ssa-loop-manip.c: Likewise.
11155 * value-prof.c: Likewise.
11156 * tree-ssa-loop-ch.c: Likewise.
11157 * tree-tailcall.c: Likewise.
11158 * value-prof.h: Likewise.
11159 * tree.c: Likewise.
11160 * tree.h: Likewise.
11161 * tree-pass.h: Likewise.
11162 * ipa-cp.c: Likewise.
11163 * tree-scalar-evolution.c: Likewise.
11164 * tree-scalar-evolution.h: Likewise.
11165 * target.h: Likewise.
11166 * lambda-mat.c: Likewise.
11167 * tree-phinodes.c: Likewise.
11168 * diagnostic.h: Likewise.
11169 * builtins.c: Likewise.
11170 * tree-ssa-alias-warnings.c: Likewise.
11171 * cfghooks.c: Likewise.
11172 * fold-const.c: Likewise.
11173 * cfghooks.h: Likewise.
11174 * omp-low.c: Likewise.
11175 * tree-ssa-dse.c: Likewise.
11176 * ipa-reference.c: Likewise.
11177 * tree-ssa-uncprop.c: Likewise.
11178 * toplev.c: Likewise.
11179 * tree-gimple.c: Likewise.
11180 * tree-gimple.h: Likewise.
11181 * tree-chrec.c: Likewise.
11182 * tree-chrec.h: Likewise.
11183 * tree-ssa-sccvn.c: Likewise.
11184 * tree-ssa-sccvn.h: Likewise.
11185 * cgraphunit.c: Likewise.
11186 * tree-ssa-copyrename.c: Likewise.
11187 * tree-ssa-ccp.c: Likewise.
11188 * tree-ssa-loop-ivopts.c: Likewise.
11189 * tree-nomudflap.c: Likewise.
11190 * tree-call-cdce.c: Likewise.
11191 * ipa-pure-const.c: Likewise.
11192 * c-format.c: Likewise.
11193 * tree-stdarg.c: Likewise.
11194 * tree-ssa-math-opts.c: Likewise.
11195 * tree-ssa-dom.c: Likewise.
11196 * tree-nrv.c: Likewise.
11197 * tree-ssa-propagate.c: Likewise.
11198 * ipa-utils.c: Likewise.
11199 * tree-ssa-propagate.h: Likewise.
11200 * tree-ssa-alias.c: Likewise.
11201 * gimple-low.c: Likewise.
11202 * tree-ssa-sink.c: Likewise.
11203 * ipa-inline.c: Likewise.
11204 * c-semantics.c: Likewise.
11205 * dwarf2out.c: Likewise.
11206 * expr.c: Likewise.
11207 * tree-ssa-loop-ivcanon.c: Likewise.
11208 * predict.c: Likewise.
11209 * tree-ssa-loop.c: Likewise.
11210 * tree-parloops.c: Likewise.
11211 * tree-ssa-address.c: Likewise.
11212 * tree-ssa-ifcombine.c: Likewise.
11213 * matrix-reorg.c: Likewise.
11214 * c-decl.c: Likewise.
11215 * tree-eh.c: Likewise.
11216 * c-pretty-print.c: Likewise.
11217 * lambda-trans.c: Likewise.
11218 * function.c: Likewise.
11219 * langhooks.c: Likewise.
11220 * ebitmap.h: Likewise.
11221 * tree-vectorizer.c: Likewise.
11222 * function.h: Likewise.
11223 * langhooks.h: Likewise.
11224 * tree-vectorizer.h: Likewise.
11225 * ipa-type-escape.c: Likewise.
11226 * ipa-type-escape.h: Likewise.
11227 * domwalk.c: Likewise.
11228 * tree-if-conv.c: Likewise.
11229 * profile.c: Likewise.
11230 * domwalk.h: Likewise.
11231 * tree-data-ref.c: Likewise.
11232 * tree-data-ref.h: Likewise.
11233 * tree-flow-inline.h: Likewise.
11234 * tree-affine.c: Likewise.
11235 * tree-vect-analyze.c: Likewise.
11236 * c-typeck.c: Likewise.
11237 * gimplify.c: Likewise.
11238 * coretypes.h: Likewise.
11239 * tree-ssa-phiopt.c: Likewise.
11240 * calls.c: Likewise.
11241 * tree-ssa-coalesce.c: Likewise.
11242 * tree.def: Likewise.
11243 * tree-dfa.c: Likewise.
11244 * except.c: Likewise.
11245 * except.h: Likewise.
11246 * cfgexpand.c: Likewise.
11247 * tree-cfgcleanup.c: Likewise.
11248 * tree-ssa-pre.c: Likewise.
11249 * tree-ssa-live.c: Likewise.
11250 * tree-sra.c: Likewise.
11251 * tree-ssa-live.h: Likewise.
11252 * tree-predcom.c: Likewise.
11253 * lambda.h: Likewise.
11254 * tree-mudflap.c: Likewise.
11255 * ipa-prop.c: Likewise.
11256 * print-tree.c: Likewise.
11257 * tree-ssa-copy.c: Likewise.
11258 * ipa-prop.h: Likewise.
11259 * tree-ssa-forwprop.c: Likewise.
11260 * ggc-page.c: Likewise.
11261 * c-omp.c: Likewise.
11262 * tree-ssa-dce.c: Likewise.
11263 * tree-vect-patterns.c: Likewise.
11264 * tree-ssa-ter.c: Likewise.
11265 * tree-nested.c: Likewise.
11266 * tree-ssa.c: Likewise.
11267 * lambda-code.c: Likewise.
11268 * tree-ssa-loop-prefetch.c: Likewise.
11269 * tree-inline.c: Likewise.
11270 * tree-inline.h: Likewise.
11271 * tree-iterator.c: Likewise.
11272 * tree-optimize.c: Likewise.
11273 * tree-ssa-phiprop.c: Likewise.
11274 * tree-vect-transform.c: Likewise.
11275 * tree-object-size.c: Likewise.
11276 * tree-outof-ssa.c: Likewise.
11277 * cfgloop.c: Likewise.
11278 * system.h: Likewise.
11279 * tree-profile.c: Likewise.
11280 * cfgloop.h: Likewise.
11281 * c-gimplify.c: Likewise.
11282 * c-common.c: Likewise.
11283 * tree-vect-generic.c: Likewise.
11284 * tree-flow.h: Likewise.
11285 * c-common.h: Likewise.
11286 * basic-block.h: Likewise.
11287 * tree-ssa-structalias.c: Likewise.
11288 * tree-switch-conversion.c: Likewise.
11289 * tree-ssa-structalias.h: Likewise.
11290 * tree-cfg.c: Likewise.
11291 * passes.c: Likewise.
11292 * ipa-struct-reorg.c: Likewise.
11293 * ipa-struct-reorg.h: Likewise.
11294 * tree-ssa-reassoc.c: Likewise.
11295 * cfgrtl.c: Likewise.
11296 * varpool.c: Likewise.
11297 * stmt.c: Likewise.
11298 * tree-ssanames.c: Likewise.
11299 * tree-ssa-threadedge.c: Likewise.
11300 * langhooks-def.h: Likewise.
11301 * tree-ssa-operands.c: Likewise.
11302 * config/alpha/alpha.c: Likewise.
11303 * config/frv/frv.c: Likewise.
11304 * config/s390/s390.c: Likewise.
11305 * config/m32c/m32c.c: Likewise.
11306 * config/m32c/m32c-protos.h: Likewise.
11307 * config/spu/spu.c: Likewise.
11308 * config/sparc/sparc.c: Likewise.
11309 * config/i386/i386.c: Likewise.
11310 * config/sh/sh.c: Likewise.
11311 * config/xtensa/xtensa.c: Likewise.
11312 * config/stormy16/stormy16.c: Likewise.
11313 * config/ia64/ia64.c: Likewise.
11314 * config/rs6000/rs6000.c: Likewise.
11315 * config/pa/pa.c: Likewise.
11316 * config/mips/mips.c: Likewise.
11318 2008-07-28 Simon Baldwin <simonb@google.com>
11320 * c-pragma.c (handle_pragma_message): New function.
11321 (init_pragma): Register handle_pragma_message.
11322 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11325 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11327 PR tree-optimization/35252
11328 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11329 REALPART_EXPR to be considered as same load operation.
11331 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11333 PR tree-optimization/36830
11334 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11335 (expressions_equal_p): Return false if only one operand is null.
11337 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11339 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11340 version requirements.
11342 2008-07-26 Olivier Hainque <hainque@adacore.com>
11344 * collect2.c (symkind): New enum. Symbol kinds we care about.
11345 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11346 code and head comment accordingly.
11347 (scan_prog_file): Use symkind names instead of bare integers.
11349 2008-07-25 Jan Hubicka <jh@suse.cz>
11351 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11353 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11354 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11355 * dojump.c (clear_pending_stack_adjust): Likewise.
11356 * print-tree.c (print_node): Ignore DECL_INLINE.
11357 * tree-inline.c (inlinable_function_p): Likewise.
11359 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11361 * doc/extend.texi (hot attribute): Document that the hot attribute
11362 turns on -O3 for some ports.
11363 (cold attribute): Document that the cold attribute turns on -Os
11366 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11367 reflect function specific option support.
11369 * target.h (struct target_option_hooks): Add fields to say whether
11370 the cold attribute implies -Os and the hot attribute implies -O3.
11372 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11373 By default, do not turn on -Os for cold functions.
11374 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11375 not turn on -O3 for hot functions.
11377 * c-common.c (handle_hot_attribute): Use target hook to determine
11378 if hot functions should enable -O3.
11379 (handle_cold_attribute): Use target hook to determine if cold
11380 functions should enable -Os.
11382 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11383 (override_options): Move disable scheduling to
11384 optimization_options.
11385 (optimization_options): Disable scheduling here, not
11387 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11388 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11390 * config/ia64/ia64.c (ia64_override_options): Move setting
11391 scheduling flags to ia64_optimization_options.
11392 (ia64_optimization_options): Disable scheduling options here, and
11393 not in ia64_override_options.
11394 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11395 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11397 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11400 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11402 2008-07-25 Martin Jambor <mjambor@suse.cz>
11404 PR tree-optimization/36926
11405 * ipa-prop.c (ipa_analyze_call_uses): Call
11406 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11408 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11410 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11411 movv2si_internal): Add mem = reg alternative.
11413 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11416 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11417 DEFAULT_PCC_STRUCT_RETURN to 127.
11419 2008-07-24 Jan Hubicka <jh@suse.cz>
11421 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11422 (build_cgraph_edges): Likewise.
11423 * cgraph.c (cgraph_node): Do not update assembler hash.
11424 (cgraph_remove_node): Drop non-unit-at-a-time code.
11425 * tree-pass.h (pass_O0_always_inline): Remove.
11426 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11427 * toplev.c (process_options): Flag unit-at-a-time does not imply
11428 no section anchors.
11429 * cgraphunit.c: Update comments.
11430 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11431 (cgraph_assemble_pending_functions): Remove.
11432 (cgraph_reset_node): Drop non-unit-at-a-time code.
11433 (cgraph_finalize_function): Likewise.
11434 (cgraph_analyze_function): Likewise.
11435 (cgraph_finalize_compilation_unit): Likewise.
11436 (cgraph_expand_function): Likewise.
11437 (cgraph_optimize): Likesise.
11438 (save_inline_function_body): Likewise.
11439 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11440 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11441 * ipa-inline.c: Update comments.
11442 (enum inlining_mode): remove INLINE_SPEED.
11443 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11444 (cgraph_mark_inline_edge): Likewise.
11445 (try_inline): Likewise.
11446 (cgraph_decide_inlining_incrementally): Likewise.
11447 (cgraph_gate_inlining): Remove.
11448 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11449 (cgraph_gate_early_inlining): Likewise.
11450 (gate_inline_passes): Remove.
11451 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11452 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11453 pass_O0_always_inline): Remove.
11454 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11455 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11456 * opts.c (no_unit_at_a_time_default): Remove.
11457 (decode_options): Remove flag_unit_at_a_time reset and warning.
11458 * opts.h (no_unit_at_a_time_default): Remove.
11459 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11460 early in GNU dialect.
11461 (merge_decls): Update comment; drop unit-at-a-time check.
11462 (finish_decl): Likewise.
11463 (grok_declaration): Remove flag_inline_trees code.
11464 (finish_functions): Return on function returning non-void on all
11466 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11467 * cfgexpand.c (expand_one_static_var): Remove.
11468 (expand_one_var): Remove expand_one_static_var call.
11469 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11470 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11471 and flag_unit_at_a-time compatibility checks.
11472 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11473 * tree-inline.c (flag_inline_trees): Remove.
11474 (inlinable_function_p): Don't check it.
11475 (expand_call_inline): Remove non-unit-at-a-time code.
11476 * tree-inline.h (flag_inline_trees): Remove.
11477 * tree-optimize.c (execute_early_local_optimizations): Remove
11478 unit-at-a-time checks.
11479 (tree_rest_of_compilation): Likewise.
11480 * combine.c (setup_incoming_promotions): Likewise.
11481 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11482 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11483 * passes.c (pass_inline_parameters): Update comments; remove
11484 O0_alwaysinline pass.
11485 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11486 (execute_one_pass): Likewise.
11487 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11488 (ix86_function_sseregparm): Likewise.
11489 * arm.c (arm_function_in_section_p): Likewise.
11490 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11491 * varpool.c: Update comments.
11492 (decide_is_variable_needed): Remove unit-at-a-time checks.
11493 (varpool_finalize_decl): Likewise.
11495 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11497 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11498 to 2 instead of -1.
11499 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11501 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11503 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11504 imp symbol extension.
11506 2008-07-23 Ian Lance Taylor <iant@google.com>
11508 * tree-vrp.c (infer_value_range): Ignore asm statements when
11509 looking for memory accesses for -fdelete-null-pointer-checks.
11511 2008-07-24 Ben Elliston <bje@au.ibm.com>
11513 * config/spu/spu-c.c (__vector_keyword): New variable.
11514 (vector_keyword): Likewise.
11515 (spu_categorize_keyword): New function.
11516 (spu_macro_to_expand): Likewise.
11517 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11518 compiling an ISO C dialect.
11520 2008-07-24 Ben Elliston <bje@au.ibm.com>
11522 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11523 conventional usage.
11525 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11527 * configure: Regenerate.
11528 * configure.ac: Require texinfo 4.7.
11529 * doc/install.texi: Document texinfo 4.7 requirement.
11531 2008-07-23 Martin Jambor <mjambor@suse.cz>
11533 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11534 rather than for DECL_SAVED_TREE.
11535 * ipa-prop.c: Include diagnostic.h.
11536 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11538 (ipa_detect_param_modifications): Function rewritten from scratch.
11539 (ipa_compute_jump_functions): Changed accesses to modification flags.
11540 (ipa_free_node_params_substructures): Update flags destruction.
11541 (ipa_node_duplication_hook): Update flags duplication.
11542 (ipa_print_all_params_modified): Updated flag access.
11543 * ipa-prop.h (struct ipa_param_flags): New structure.
11544 (struct ipa_node_params): New field modification_analysis_done,
11545 modified_flags changed into param_flags.
11546 (ipa_is_ith_param_modified): Changed to use new flags.
11547 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11549 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11550 ipa-cp.c and split into two functions.
11551 (ipa_print_node_jump_functions): New function.
11552 (compute_scalar_jump_functions): New function.
11553 (type_like_member_ptr_p): New function.
11554 (compute_pass_through_member_ptrs): New function.
11555 (fill_member_ptr_cst_jump_function): New function.
11556 (determine_cst_member_ptr): New function.
11557 (compute_cst_member_ptr_arguments): New function.
11558 (ipa_compute_jump_functions): Complete rewrite.
11559 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11560 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11561 (struct ipa_member_ptr_cst): New structure.
11562 (union jump_func_value): New field member_cst.
11563 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11564 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11565 jump function types.
11566 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11567 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11568 instead of ipcp_print_all_jump_functions.
11569 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11570 only for replacable scalars.
11572 * doc/invoke.texi (Optimize options): Add description of
11573 -findirect-inlining.
11574 * common.opt (flag_indirect_inlining): New flag.
11575 * opts.c (decode_options): Set flag_indirect_inlining when
11578 * ipa-inline.c: Include ipa-prop.h.
11579 (inline_indirect_intraprocedural_analysis): New function.
11580 (inline_generate_summary): Allocate parameter and argument info
11581 structures, call inline_indirect_intraprocedural_analysis on each
11582 node when doing indirect inlining and deallocate indirect inlining
11583 data structures in the end.
11584 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11585 (free_all_ipa_structures_after_iinln): New function.
11586 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11588 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11590 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11591 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11592 of computing the frequency separately.
11593 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11594 of computing the frequency separately.
11595 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11596 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11597 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11598 (ipa_get_stmt_member_ptr_load_param): New function.
11599 (ipa_is_ssa_with_stmt_def): New function.
11600 (ipa_note_param_call): New function.
11601 (ipa_analyze_call_uses): New function.
11602 (ipa_analyze_stmt_uses): New function.
11603 (ipa_analyze_params_uses): New function.
11604 (ipa_free_node_params_substructures): Also free the param_calls linked
11606 (ipa_node_duplication_hook): Also duplicate the param_calls
11608 (ipa_print_node_param_flags): New function.
11609 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11610 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11611 * ipa-prop.h (struct ipa_param_flags): New field called.
11612 (struct ipa_param_call_note): New structure.
11613 (struct ipa_node_params): New fields param_calls and
11614 uses_analysis_done.
11615 (ipa_is_ith_param_called): New function.
11616 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11617 ipa_analyze_params_uses and dump parameter flags.
11619 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11620 ipa_propagate_indirect_call_infos if performing indirect inlining,
11621 pass a new parameter new_edges to it.
11622 (add_new_edges_to_heap): New fucntion.
11623 (cgraph_decide_inlining_of_small_functions): New vector
11624 new_indirect_edges for newly found indirect edges , call
11625 ipa_propagate_indirect_call_infos after inlining.
11626 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11627 inlining if performing indirect inlining. Call
11628 free_all_ipa_structures_after_iinln when doing so too.
11629 (inline_generate_summary): Do not call
11630 free_all_ipa_structures_after_iinln here.
11631 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11632 (print_edge_addition_message): New function.
11633 (update_call_notes_after_inlining): New function.
11634 (propagate_info_to_inlined_callees): New function.
11635 (ipa_propagate_indirect_call_infos): New function.
11636 * ipa-prop.h: Include cgraph.h
11637 (struct ipa_param_call_note): Fields reordered, new field processed.
11638 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11639 flag indirect_call.
11640 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11641 rediscovered call statements.
11642 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11643 (dump_cgraph_node): Dump also the indirect_call flag.
11644 (cgraph_clone_edge): Copy also the indirect_call flag.
11645 * tree-inline.c (copy_bb): Do not check for fndecls from call
11646 expressions, check for edge availability when moving clones.
11647 (get_indirect_callee_fndecl): New function.
11648 (expand_call_inline): If callee declaration is not apprent from
11649 the statement, try calling get_indirect_callee_fndecl. Do not
11650 issue warnings or call sorry when not inlinings an indirect edge.
11651 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11653 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11654 bit more frandly to matching.
11655 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11656 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11657 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11659 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11662 * opth-gen.awk: Suppress function specific features when building
11664 * optc-gen.awk: Ditto.
11666 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11669 * diagnostic.c (pedwarn): Add opt parameter.
11671 * c-tree.h (pedwarn_init): Add opt parameter.
11672 (pedwarn_c90): Likewise.
11673 (pedwarn_c99): Likewise.
11674 * c-errors.c (pedwarn_c99): Likewise.
11675 (pedwarn_c90): Likewise.
11676 * toplev.h (pedwarn): Update declaration.
11677 (pedwarn0): Declare.
11678 * c-lex.c: All calls to pedwarn changed.
11679 * builtins.c: All calls to pedwarn changed.
11680 * toplev.c: All calls to pedwarn changed.
11681 * c-decl.c: All calls to pedwarn changed.
11682 * c-typeck.c: All calls to pedwarn changed.
11683 * c-common.c: All calls to pedwarn changed.
11684 * c-parser.c: All calls to pedwarn changed.
11686 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11687 Karthik Kumar <karthikkumar@gmail.com>
11689 * attribs.c (file scope): Include c-common.h.
11690 (decl_attributes): Add support for #pragma GCC optimize and
11691 #pragma GCC option.
11693 * targhooks.c (default_can_inline_p): New function that is the
11694 default for the TARGET_CAN_INLINE_P target hook.
11696 * targhooks.h (default_can_inline_p): Add declaration.
11698 * tree.c (cl_optimization_node): New static tree for building
11699 OPTIMIZATION_NODE tree.
11700 (cl_target_option_node): New static tree for building
11701 TARGET_OPTION_NODE tree.
11702 (cl_option_hash_table): New hash table for hashing
11703 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11704 (cl_option_hash_hash): New function to provide the hash value for
11705 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11706 (cl_option_hash_eq): New function to provide an equality test for
11707 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11708 (tree_code_size): Add support for OPTIMIZATION_NODE and
11709 TARGET_OPTION_NODE trees.
11710 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11711 TARGET_OPTION_NODE trees.
11712 (build_optimization_node): Build a tree that has all of the
11713 current optimization options.
11714 (build_target_option_node): Build a tree that has the target
11715 options that might be changed on a per function basis.
11717 * tree.h (file scope): Include options.h.
11718 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11719 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11720 (TREE_OPTIMIZATION): Ditto.
11721 (TREE_TARGET_SPECIFIC): Ditto.
11722 (struct tree_function_decl): Add fields for remembering the
11723 current optimization options and target specific options.
11724 (struct tree_optimization_option): New tree variant that remembers
11725 the optimization options.
11726 (struct tree_target_option): New tree variant that remembers the
11727 target specific flags that might change for compiling a particular
11729 (union tree_node): Include tree_optimization_option and
11730 tree_target_option fields.
11731 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11732 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11733 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11734 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11735 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11736 optimization and target options.
11737 (optimization_default_node): New macro to refer to global_trees
11739 (optimization_current_node): Ditto.
11740 (optimization_cold_node): Ditto.
11741 (optimization_hot_node): Ditto.
11742 (target_option_default_node): Ditto.
11743 (target_option_current_node): Ditto.
11744 (current_option_pragma): Ditto.
11745 (current_optimize_pragma): Ditto.
11747 * target.h (struct gcc_target): Add valid_option_attribute_p,
11748 target_option_save, target_option_restore, target_option_print,
11749 target_option_pragma_parse, and can_inline_p hooks.
11751 * toplev.h (parse_optimize_options): Add declaration.
11752 (fast_math_flags_struct_set_p): Ditto.
11754 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11755 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11758 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11759 tree_can_inline_p hook to see if one function can inline another.
11760 (cgraph_decide_inlining): Ditto.
11761 (cgraph_decide_inlining_incrementally): Ditto.
11763 * opts.c (decode_options): Add support for running multiple times
11764 to allow functions with different target or optimization options
11765 than was specified on the command line.
11766 (fast_math_flags_struct_set_p): New function that is similar to
11767 fast_math_flags_set_p, except it uses the values in the
11768 cl_optimization structure instead of global variables.
11770 * optc-gen.awk: Add support for TargetSave to allow a back end to
11771 declare new fields that need to be saved when using function
11772 specific options. Include flags.h and target.h in the options.c
11773 source. Add support for Save to indicate which options can be set
11774 for individual functions. Generate cl_optimize_save,
11775 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11776 cl_target_option_restore, cl_target_option_print functions to
11777 allow functions to use different optimization or target options.
11779 * opt-functions.awk (var_type_struct): Return the type used for
11780 storing the field in a structure.
11782 * opth-gen.awk: Add support for TargetSave to allow a back end to
11783 declare new fields that need to be saved when using function
11784 specific options. Add support for Save to indicate which options
11785 can be set for individual functions. Only generate one extern for
11786 Mask fields. Generate cl_optimization and cl_target_option
11787 structures to remember optimization and target options.
11789 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11790 collecting new tree nodes.
11791 (TS_TARGET_OPTION): Ditto.
11793 * c-decl.c (merge_decls): Merge function specific target and
11794 optimization options.
11796 * function.c (invoke_set_current_function_hook): If the function
11797 uses different optimization options, change the global variables
11800 * coretypes.h (struct cl_optimization): Add forward reference.
11801 (struct cl_target_option): Ditto.
11803 * c-pragma.c (option_stack): New static vector to remember the
11804 current #pragma GCC option stack.
11805 (handle_pragma_option): New function to support #pragma GCC option
11806 to change target options.
11807 (optimize_stack): New static vector to remember the current
11808 #pragma GCC optimize stack.
11809 (handle_pragma_optimize): New function to support #pragma GCC
11810 optimize to change optimization options.
11811 (init_pragma): Add support for #pragma GCC optimize and #pragma
11814 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11815 optimization options.
11816 (TARGET_OPTION_NODE): New tree code for remembering certain target
11819 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11820 TARGET_OPTION_NODE trees.
11822 * common.opt (-O): Add Optimization flag.
11824 (-fmath-errno): Ditto.
11825 (-falign-functions): Add UInteger flag to make sure flag gets full
11826 int in cl_optimization structure.
11827 (-falign-jumps): Ditto.
11828 (-falign-labels): Ditto.
11829 (-falign-loops): Ditto.
11830 (-fsched-stalled-insns): Ditto.
11831 (-fsched-stalled-insns-dep): Ditto.
11833 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11835 (TARGET_OPTION_SAVE): Ditto.
11836 (TARGET_OPTION_RESTORE): Ditto.
11837 (TARGET_OPTION_PRINT): Ditto.
11838 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11839 (TARGET_CAN_INLINE_P): Ditto.
11840 (TARGET_INITIALIZER): Add new hooks.
11842 * tree-inline.c (tree_can_inline_p): New function to determine
11843 whether one function can inline another. Check if the functions
11844 use compatible optimization options, and also call the backend
11847 * tree-inline.h (tree_can_inline_p): Add declaration.
11849 * c-common.c (c_common_attribute): Add support for option and
11850 optimize attributes.
11851 (handle_option_attribute): Add support for the option attribute to
11852 allow the user to specify different target options for compiling a
11854 (handle_optimize_attribute): Add support for the optimize
11855 attribute to allow the user to specify different optimization
11856 options for compiling a specific function.
11857 (handle_hot_attribute): Turn on -O3 optimization for this one
11858 function if it isn't the default optimization level.
11859 (handle_cold_attribute): Turn on -Os optimization for this one
11860 function if it insn't the default optimization.
11861 (const_char_p): New const char * typedef.
11862 (optimize_args): New static vector to remember the optimization
11864 (parse_optimize_options): New function to set up the optimization
11865 arguments from either the optimize attribute or #pragma GCC optimize.
11867 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11868 (builtin_define_std): Ditto.
11870 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11871 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11872 (x86_64-*-*): Ditto.
11874 * Makefile.in (TREE_H): Add options.h.
11875 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11877 * doc/extend.texi (option attribute): Document new attribute.
11878 (optimize attribute): Ditto.
11879 (hot attribute): Document hot attribute sets -O3.
11880 (cold attribute): Document cold attribute sets -Os.
11881 (#pragma GCC option): Document new pragma.
11882 (#pragma GCC optimize): Ditto.
11884 * doc/options.texi (TargetSave): Document TargetSave syntax.
11885 (UInteger): Document UInteger must be used for certain flags.
11886 (Save): Document Save option to create target specific options
11887 that can be saved/restored on a function specific context.
11889 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11890 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11892 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11893 (TARGET_OPTION_SAVE): Ditto.
11894 (TARGET_OPTION_RESTORE): Ditto.
11895 (TARGET_OPTION_PRINT): Ditto.
11896 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11897 (TARGET_CAN_INLINE_P): Ditto.
11899 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
11901 (-mfpmath=both): Ditto.
11903 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11904 Karthik Kumar <karthikkumar@gmail.com>
11906 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
11907 (TARGET_POPCNT): Ditto.
11908 (TARGET_SAHF): Ditto.
11909 (TARGET_AES): Ditto.
11910 (TARGET_PCLMUL): Ditto.
11911 (TARGET_CMPXCHG16B): Ditto.
11912 (TARGET_RECIP): Move switch into target_flags.
11913 (TARGET_FUSED_MADD): Ditto.
11914 (ix86_arch_features): Make an unsigned char type.
11915 (ix86_tune_features): Ditto.
11916 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
11917 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
11918 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
11920 * config/i386/i386.opt (arch): New TargetSave field to define
11921 fields that need to be saved for function specific option support.
11924 (branch_cost): Ditto.
11925 (ix86_isa_flags_explicit): Ditto.
11926 (tune_defaulted): Ditto.
11927 (arch_specified): Ditto.
11928 (-m128-long-double): Add Save flag to save option for target
11929 specific option support.
11931 (-maccumulate-outgoing-args): Ditto.
11932 (-malign-double): Ditto.
11933 (-malign-stringops): Ditto.
11934 (-mfancy-math-387): Ditto.
11935 (-mhard-float): Ditto.
11936 (-mieee-fp): Ditto.
11937 (-minline-all-stringops): Ditto.
11938 (-minline-stringops-dynamically): Ditto.
11939 (-mms-bitfields): Ditto.
11940 (-mno-align-stringops): Ditto.
11941 (-mno-fancy-math-387): Ditto.
11942 (-mno-push-args): Ditto.
11943 (-mno-red-zone): Ditto.
11944 (-mpush-args): Ditto.
11945 (-mred-zone): Ditto.
11947 (-msseregparm): Ditto.
11948 (-mstack-arg-probe): Ditto.
11960 (-mno-sse4): Ditto.
11963 (-mrecip): Move flag into target_flags.
11965 (-mno-fused-madd): Ditto.
11966 (-mfused-madd): Ditto.
11967 (-mabm): Move flag into ix86_isa_flags.
11974 * config/i386/i386-c.c: New file for #pragma support.
11975 (ix86_target_macros_internal): New function to #define or #undef
11976 target macros based when the user uses the #pragma GCC option to
11977 change target options.
11978 (ix86_pragma_option_parse): New function to add #pragma GCC option
11980 (ix86_target_macros): Move defining the target macros here from
11981 TARGET_CPU_CPP_BUILTINS in i386.h.
11982 (ix86_register_pragmas): Register the #pragma GCC option hook. If
11983 defined, initialize any subtarget #pragmas.
11985 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
11986 REGISTER_TARGET_PRAGMAS.
11988 * config/i386/t-i386: New file for x86 dependencies.
11989 (i386.o): Make dependencies mirror the include files used.
11990 (i386-c.o): New file, add dependencies.
11992 * config/i386/i386-protos.h (override_options): Add bool argument.
11993 (ix86_valid_option_attribute_tree): Add declaration.
11994 (ix86_target_macros): Ditto.
11995 (ix86_register_macros): Ditto.
11997 * config/i386/i386.c (ix86_tune_features): Move initialization of
11998 the target masks to initial_ix86_tune_features to allow functions
11999 to have different target options. Make type unsigned char,
12000 instead of unsigned int.
12001 (initial_ix86_tune_features): New static vector to hold processor
12002 masks for the tune variables.
12003 (ix86_arch_features): Move initialization of the target masks to
12004 initial_ix86_arch_features to allow functions to have different
12005 target options. Make type unsigned char, instead of unsigned int.
12006 (initial_ix86_arch_features): New static vector to hold processor
12007 masks for the arch variables.
12008 (enum ix86_function_specific_strings): New enum to describe the
12009 string options used for attribute((option(...))).
12010 (ix86_target_string): New function to return a string that
12011 describes the target options.
12012 (ix86_debug_options): New function to print the current options in
12014 (ix86_function_specific_save): New function hook to save the
12015 function specific global variables in the cl_target_option structure.
12016 (ix86_function_specific_restore): New function hook to restore the
12017 function specific variables from the cl_target_option structure to
12018 the global variables.
12019 (ix86_function_specific_print): New function hook to print the
12020 target specific options in the cl_target_option structure.
12021 (ix86_valid_option_attribute_p): New function hook to validate
12022 attribute((option(...))) arguments.
12023 (ix86_valid_option_attribute_tree): New function that is common
12024 code between attribute((option(...))) and #pragma GCC option
12025 support that parses the options and returns a tree holding the options.
12026 (ix86_valid_option_attribute_inner_p): New helper function for
12027 ix86_valid_option_attribute_tree.
12028 (ix86_can_inline_p): New function hook to decide if one function
12029 can inline another on a target specific basis.
12030 (ix86_set_current_function); New function hook to switch target
12031 options if the user used attribute((option(...))) or #pragma GCC
12033 (ix86_tune_defaulted): Move to static file scope from
12035 (ix86_arch_specified): Ditto.
12036 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12038 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12039 (OPTION_MASK_ISA_ABM_SET): Ditto.
12040 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12041 (OPTION_MASK_ISA_CX16_SET): Ditto.
12042 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12043 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12044 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12045 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12046 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12047 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12048 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12049 (struct ptt): Move to static file scope from override_options.
12050 (processor_target_table): Ditto.
12051 (cpu_names): Ditto.
12052 (ix86_handle_option): Add support for options that are now isa options.
12053 (override_options): Add support for declaring functions that
12054 support different target options than were specified on the
12055 command line. Move struct ptt, processor_target_table, cpu_names,
12056 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12057 Add bool argument. Fix up error messages so the appropriate error
12058 is given for either command line or attribute.
12059 (ix86_previous_fndecl): New static to remember previous function
12060 declaration to see if we need to change target options.
12061 (ix86_builtins_isa): New array to record the ISA of each builtin
12063 (def_builtin): Always create the builtin function, even if the
12064 current ISA doesn't support it.
12065 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12066 tests for those builtins.
12067 (ix86_init_builtins): Remove TARGET_MMX test for calling
12068 ix86_init_mmx_sse_builtins.
12069 (ix86_expand_builtin): If the current ISA doesn't support a given
12070 builtin, signal an error.
12071 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12072 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12073 (TARGET_OPTION_SAVE): Ditto.
12074 (TARGET_OPTION_RESTORE): Ditto.
12075 (TARGET_OPTION_PRINT): Ditto.
12076 (TARGET_CAN_INLINE_P): Ditto.
12078 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12080 * c-typeck.c (build_external_ref): Don't call assemble_external.
12081 * final.c (output_operand): Call assemble_external.
12083 2008-07-21 DJ Delorie <dj@redhat.com>
12085 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12086 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12088 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12090 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12091 original insn and splitter contents into ...
12092 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12093 flag_unsafe_math_optimizations. Add dummy scratch register.
12094 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12095 !flag_unsafe_math_optimizations. Returns number with next
12096 highest magnitude if this is still less or equal to the true
12097 quotient in magnitude.
12099 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12101 * Makefile.in: Replace toplev.h with TOPLEV_H.
12102 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12103 * c-lex.c (fe_file_change): Don't set in_system_header.
12104 * c-parser.c (c_token): Remove in_system_header.
12105 (c_lex_one_token): Don't set in_system_header.
12106 (c_parser_set_source_position_from_token): Don't set in_system_header.
12107 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12110 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12111 * flags.h (in_system_header): Remove.
12112 * function.c (saved_in_system_header): Remove.
12113 (push_cfun): Don't set in_system_header.
12114 (pop_cfun): Don't set in_system_header.
12115 (push_struct_function): Don't set in_system_header.
12116 * input.h (expanded_location): Add sysp.
12117 (in_system_header_at): New.
12118 (in_system_header): New.
12119 * toplev.c (in_system_header): Remove.
12120 * toplev.h: Include input.h
12122 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12123 * tree-ssa.c (warn_uninit): Call warning_at.
12124 (warn_uninitialized_var): Update calls to warn_uninit.
12125 (warn_uninitialized_phi): Update calls to warn_uninit.
12126 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12127 (expand_location): Initialize xloc.sysp.
12128 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12129 (tree_decl_with_vis): Remove in_system_header_flag.
12131 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12134 * recog.c (asm_operand_ok): Change the order of the extra
12135 memory constraint checks.
12137 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12140 * tree-switch-conversion.c (build_one_array): Call
12141 varpool_mark_needed_node and varpool_finalize_decl
12142 instead of assemble_variable.
12144 2008-07-19 Jan Hubicka <jh@suse.cz>
12146 * cgraph.c (cgraph_add_new_function): Do early local passes.
12147 * tree-nrv.c (gate_pass_return_slot): New gate.
12148 (pass_nrv): Add the gate.
12149 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12151 (coalesce_ssa_name): Coalesce SSA names.
12152 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12153 not optimizing so unused user vars remains visible.
12154 * common.opt (flag_tree_ter): Always enable by default.
12155 * tree-ssa-ter.c: Include flags.h
12156 (is_replaceable_p): Check that locations match; when aliasing
12157 is missing be conservative about loads.
12158 * tree-optimize.c (gate_init_datastructures): Remove.
12159 (pass_init_datastructures): New.
12160 * passes.c: Reorder passes so we always go into SSA.
12162 2008-07-19 Jan Hubicka <jh@suse.cz>
12164 * doc/extend.texi (flatten attribute): Remove note about
12166 * doc/invoke.texi (--combine): Likewise.
12167 (-finline-functions-called-once): Update levels when enabled.
12168 (-funit-at-a-time): Document new behaviour.
12169 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12170 -fno-section-anchors when disabled explicitly.
12171 (inline params): They are not ignored now.
12172 (precompiled headers): Remove unit-at-a-time as being incompatible.
12173 * opts.c (decode_options): Handle unit-at-a-time as alias;
12174 imply -fno-section-anchors when toplevel reorder is disabled
12176 * common.opt (ftoplevel-reorder): Set default value to 2.
12177 (funit-at-a-time): Set default value to 1.
12178 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12181 2008-07-19 Jan Hubicka <jh@suse.cz>
12183 * builtins.c (expand_builtin_int_roundingfn,
12184 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12187 2008-07-19 Richard Guenther <rguenther@suse.de>
12190 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12191 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12192 * tree-ssa-pre.c (get_expr_value_id): For newly created
12193 constant value-ids make sure to add the expression to its
12196 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12198 PR middle-end/36877
12199 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12200 return value of the builtin is ignored.
12202 2008-07-19 Olivier Hainque <hainque@adacore.com>
12204 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12205 bits, a C conformant malloc implementation has to provide.
12206 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12208 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12212 * reload.c (find_reloads_subreg_address): Only reload address if
12213 reloaded == 0, not for reloaded != 1.
12216 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12217 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12218 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12219 m32c_legitimize_reload_address.
12221 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12222 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12223 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12225 2008-07-19 Olivier Hainque <hainque@adacore.com>
12227 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12228 argument, saying whether nested array are to be collapsed
12229 into a single array type DIE with multiple subscripts.
12230 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12231 issues, centralize the nested array types collapsing control and
12232 disable the transformation for Ada.
12234 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12237 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12239 (x86_64_shift_adj_2): New expander.
12240 (x86_64_shift_adj_3): Ditto.
12241 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12242 to split TImode operands.
12243 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12244 (ix86_split_lshr): Ditto.
12246 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12248 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12249 and __CHAR32_TYPE__.
12250 * c-typeck.c (digest_init): Support char16_t and char32_t.
12251 (set_nonincremental_init_from_string): Idem.
12253 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12255 PR middle-end/36859
12256 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12257 PREFERRED_STACK_BOUNDARY.
12258 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12260 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12262 PR middle-end/36858
12263 * function.c (locate_and_pad_parm): Cap boundary earlier.
12265 2008-07-17 Julian Brown <julian@codesourcery.com>
12267 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12268 no-op for targets which don't use DLLs.
12270 2008-07-17 Martin Jambor <mjambor@suse.cz>
12272 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12273 that nodes are relevant by examining the node->analyzed flag.
12274 (ipcp_init_stage): Check which nodes are relevant, assert that the
12275 relevant ones are also required.
12276 (ipcp_propagate_stage): Check on the side arrays are properly
12278 (ipcp_print_all_jump_functions): Make sure not to touch any node
12279 that is not analyzed or an edge that does not have a corresponding
12280 entry in the on-the-side vectors.
12281 (ipcp_function_scale_print): Likewise.
12282 (ipcp_update_callgraph): Check that the node is relevant.
12283 (ipcp_insert_stage): Check that the node is relevant. Check there is
12284 an info for every node and edge.
12285 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12286 (ipa_print_all_tree_maps): Likewise and a new variable info.
12287 (ipa_print_all_params_modified): Likewise.
12288 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12290 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12293 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12295 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12297 PR rtl-optimization/36753
12298 * fwprop.c (use_killed_between): Don't shortcut
12299 single-definition global registers.
12301 2008-07-16 Jan Hubicka <jh@suse.cz>
12303 * cgraph.h (varpool_empty_needed_queue): Declare.
12304 * cgraphunit.c (output_in_order): Mark all variables as needed;
12306 * varpool.c (varpool_assemble_node): Update debug queue.
12307 (varpool_assemble_pending_decls): Don't do it here.
12308 (varpool_empty_needed_queue): New function.
12310 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12312 * recog.c (peephole2_optimize): Fix formatting.
12314 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12316 * c-pch.c (get_ident): Avoid C++ keywords.
12317 * combine-stack-adj.c (single_set_for_csa): Likewise.
12318 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12319 output_asm_insn): Likewise.
12320 * reload.c (push_secondary_reload, find_reusable_reload,
12321 push_reload, combine_reloads, find_reloads,
12322 debug_reload_to_stream): Likewise.
12323 * reload.h (struct reload): Likewise.
12324 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12325 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12326 emit_output_reload_insns): Likewise.
12327 * targhooks.c (default_secondary_reload): Likewise.
12328 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12330 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12332 * recog.c (validate_change_1, validate_change,
12333 validate_unshare_change, validate_replace_rtx_1, struct
12334 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12336 * reload.c (push_secondary_reload, secondary_reload_class,
12337 scratch_reload_class, find_valid_class, find_reusable_reload,
12338 push_reload, find_dummy_reload, find_reloads_address_1,
12339 find_reloads_address_part, find_equiv_reg): Likewise.
12340 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12341 choose_reload_regs): Likewise.
12342 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12344 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12345 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12346 * sched-rgn.c (concat_INSN_LIST): Likewise.
12347 * stor-layout.c (mode_for_size, mode_for_size_tree,
12348 smallest_mode_for_size): Likewise.
12350 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12352 * cfg.c (dump_reg_info): Avoid C++ keywords.
12353 * dwarf2asm.c (dw2_force_const_mem,
12354 dw2_asm_output_encoded_addr_rtx): Likewise.
12355 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12356 * expmed.c (expand_shift): Likewise.
12357 * global.c (find_reg): Likewise.
12358 * graph.c (draw_edge): Likewise.
12359 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12360 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12361 widen_clz, widen_bswap, expand_parity, expand_unop,
12362 emit_cmp_and_jump_insn_1): Likewise.
12363 * postreload.c (reload_cse_simplify_operands): Likewise.
12364 * ra.h (add_neighbor): Likewise.
12365 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12366 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12367 record_reg_classes, copy_cost, record_address_regs,
12368 invalid_mode_change_p): Likewise.
12369 * regrename.c (regrename_optimize, scan_rtx_reg,
12370 dump_def_use_chain, find_oldest_value_reg,
12371 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12373 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12375 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12376 MASK_POWERPC64 for power4 in previous commit.
12378 2008-07-16 Olivier Hainque <hainque@adacore.com>
12380 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12381 instead of bare conversion to cast const-ness away.
12383 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12385 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12386 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12387 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12388 (TARGET_FUNCTION_VALUE): Define.
12390 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12392 * config/rs6000/rs6000.c (processor_target_table): Add
12393 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12395 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12398 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12399 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12400 m32c_legitimize_reload_address.
12402 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12404 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12405 DECL_IN_SYSTEM_HEADER in sync.
12407 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12409 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12410 * tree-ssa-pre.c (pre_expr_eq): Ditto
12411 (get_constant_for_value_id): Take a type as an argument.
12412 (fully_constant_expression): Pass in type.
12413 (find_or_generate_expression): Short circuit constant case.
12414 (create_expression_by_pieces): Remove special casing of
12416 (do_regular_insertion): Short circuit constant case.
12417 (do_partial_partial_insertion): Ditto.
12419 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12422 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12424 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12426 * config/xtensa/libgcc-xtensa.ver: New file.
12427 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12429 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12431 * df-problems.c (df_set_note): Avoid C++ keywords.
12432 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12433 * dse.c (record_store, remove_useless_values): Likewise.
12434 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12435 gen_reg_rtx_offset, operand_subword, change_address_1,
12436 change_address, adjust_address_1, offset_address,
12437 widen_memory_access, emit_copy_of_insn_after): Likewise.
12438 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12439 * fwprop.c (should_replace_address, propagate_rtx_1,
12440 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12442 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12443 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12444 * lcm.c (compute_insert_delete, pre_edge_lcm,
12445 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12446 * lower-subreg.c (resolve_reg_notes): Likewise.
12447 * mode-switching.c (optimize_mode_switching): Likewise.
12449 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12451 * bt-load.c (add_btr_def, migrate_btr_def,
12452 branch_target_load_optimize): Avoid C++ keywords.
12453 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12455 * combine.c (subst, simplify_set, make_extraction,
12456 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12457 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12458 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12460 2008-07-15 Richard Guenther <rguenther@suse.de>
12462 PR middle-end/36369
12463 * c-common.c (strict_aliasing_warning): Do not warn for
12464 TYPE_REF_CAN_ALIAS_ALL pointers.
12465 (c_common_get_alias_set): may_alias types are not special.
12466 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12467 attribute and set can_ref_all accordingly.
12468 (build_reference_type_for_mode): Likewise.
12469 * doc/extend.texi (may_alias): Clarify.
12471 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12474 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12475 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12477 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12480 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12481 gcc_assert, instead call output_operand_lossage.
12483 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12485 * builtins.c (std_canonical_va_list): Treat structure based
12488 2008-07-15 Ben Elliston <bje@au.ibm.com>
12490 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12492 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12494 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12497 2008-07-14 Jan Hubicka <jh@suse.cz>
12499 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12500 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12501 fix predicates and constraints.
12502 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12503 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12505 2008-07-14 Doug Kwan <dougkwan@google.com>
12507 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12508 additional option file arm/eabi.opt.
12509 * config/arm/eabi.h (File): New configuration file for EABI targets.
12510 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12511 SUBSUBTARGET_EXTRA_SPECS.
12512 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12513 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12514 from STARTFILE_SPEC so that it can be referenced in an override.
12515 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12516 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12517 can be referenced in an override.
12518 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12519 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12520 so that it can be referenced in an override.
12521 (LINK_SPEC): Use BPABI_LINK_SPEC.
12522 * config/arm/eabi.opt (File): New.
12524 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12526 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12527 (FIXED_VALUE_H): New variable.
12528 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12529 input.h, fixed-value.h.
12530 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12531 (BASIC_BLOCK_H): Use $(BITMAP_H).
12532 (FUNCTION_H): Add varray.h.
12533 (IPA_REFERENCE_H): Use $(BITMAP_H).
12534 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12535 (DF_H): Use $(BITMAP_H).
12536 (GGC_H): Add statistics.h.
12537 (INSN_ADDR_H): New.
12538 (INSN_ATTR_H): Use it.
12539 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12541 (SYMTAB_H): Add $(OBSTACK_H).
12542 (CPP_INTERNAL_H): New.
12543 (TREE_DUMP_H): Add tree-pass.h.
12544 (TREE_FLOW_H): Use $(BITMAP_H)
12545 (PRETTY_PRINT_H): Use $(INPUT_H).
12546 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12549 (many object files): Fix lots of header dependencies throughout.
12551 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12553 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12555 (s-gtyp-input): Use them to write tmp-gi.list.
12556 (echo_to_gi.list): Remove.
12558 2008-07-14 Richard Guenther <rguenther@suse.de>
12560 * tree-ssa-sccvn.c (pre_info): Remove.
12561 (switch_to_PRE_table): Likewise.
12562 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12563 (set_hashtable_value_ids): Do not create value-ids for the
12565 (run_scc_vn): Remove double test. Remove bogus special-case
12566 in value-number printing.
12567 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12568 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12570 * tree-flow-inline.h (get_value_handle): Remove.
12571 * tree-flow.h (get_value_handle): Remove.
12573 2008-07-14 Martin Jambor <mjambor@suse.cz>
12575 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12576 in which we generate arithmetics is not a subrange.
12578 2008-07-14 Martin Jambor <mjambor@suse.cz>
12580 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12582 2008-07-14 Richard Guenther <rguenther@suse.de>
12584 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12586 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12589 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12590 reload for symbol refs moved to r0 with -fPIC.
12591 (legitimize_pic_address): Use the target register as temporary
12593 (emit_symbolic_move): Adjust comment.
12594 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12597 2008-07-14 Ben Elliston <bje@au.ibm.com>
12599 * c-common.h (C_CPP_HASHNODE): New macro.
12600 * coretypes.h (struct cpp_token): Forward declare.
12601 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12602 the context-sensitive keyword method.
12603 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12604 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12605 expand_bool_pixel): New.
12606 (altivec_categorize_keyword): New function.
12607 (init_vector_keywords): New function.
12608 (rs6000_macro_to_expand): Likewise.
12609 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12610 compiling an ISO C dialect.
12612 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12614 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12615 (create_expression_by_pieces): Fix typo.
12616 (do_regular_insertion): Use debug counter here too.
12618 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12621 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12622 CONST_OK_FOR_LETTER_P. All port-local users changed.
12623 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12624 implement Kp matching power-of-two.
12625 (CONSTRAINT_LEN): Define to match.
12626 * config/cris/cris.md: Replace all use of constraint K with Kc.
12627 ("*btst*): Use Kp for operand 0 of last alternative.
12629 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12632 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12635 2008-07-13 Jan Hubicka <jh@suse.cz>
12637 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12640 2008-07-13 Richard Guenther <rguenther@suse.de>
12642 PR middle-end/36811
12643 * langhooks.c (lhd_print_error_function): Deal with recursive
12646 2008-07-12 Jan Hubicka <jh@suse.cz>
12648 * cgraph.c (assembler_name_hash): New static var.
12649 (hash_node_by_assembler_name, eq_assembler_name): New.
12650 (cgraph_node_for_asm): Use hashtable.
12651 (cgraph_remove_node): Maintain hashtable.
12652 (change_decl_assembler_name): Sanity check that names are not changing
12653 after aliasing was processed.
12654 * cgraph.h (varpoon_node): Add next GGC marker.
12655 * tree.c (decl_assembler_name_equal): Constify.
12656 (decl_assembler_name_hash): New.
12657 * tree.h (decl_assembler_name_equal): Constify.
12658 (decl_assembler_name_hash): Update.
12660 2008-07-12 David Daney <ddaney@avtrex.com>
12662 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12663 sb1 and r5000 cpus.
12665 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12667 * doc/md.texi: Document the MIPS "v" constraint.
12668 * config/mips/mips.h (reg_class): Revert last change.
12669 (REG_CLASS_NAMES): Likewise.
12670 (REG_CLASS_CONTENTS): Likewise.
12671 * config/mips/mips.c (mips_regno_to_class): Likewise.
12672 * config/mips/constraints.md (v): Likewise, but add documentation.
12673 Add a comment to say that this constraint should not be used in
12676 2008-07-11 DJ Delorie <dj@redhat.com>
12678 * config/h8300/h8300.md (length): Fix branch offset limit.
12680 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12682 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12683 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12684 (avr_hard_regno_scratch_ok): New function.
12685 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12686 * config/avr/avr.md (all peepholes that request a scratch register):
12687 Remove avr_peep2_scratch_safe use.
12689 2008-07-11 Tom Tromey <tromey@redhat.com>
12690 Ian Lance Taylor <iant@google.com>
12692 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12693 (struct c_common_resword): Define.
12694 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12695 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12696 (c_common_reswords, num_c_common_reswords): Declare.
12697 * c-common.c (c_common_reswords): New global const array.
12698 (num_c_common_reswords): New const int.
12699 * c-parser.c (struct resword, reswords): Don't define.
12700 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12701 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12702 than reswords. If warning about C++ keywords, give them a special
12704 (c_lex_one_token): Warn about C++ keywords. Call
12705 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12706 (c_parser_external_declaration): Look for RID_xxx rather than
12707 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12708 (c_parser_statement_after_labels): Likewise.
12709 (c_parser_objc_class_instance_variables): Likewise.
12710 (c_parser_objc_class_declaration): Likewise.
12711 (c_parser_objc_try_catch_statement): Likewise.
12712 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12713 (declspecs_add_type): Likewise.
12715 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12717 * ggc-page.c (alloc_page):
12718 Substituting xmalloc, xcalloc with
12719 XNEWVEC and XCNEWVAR macros which add the
12722 2008-07-11 Richard Guenther <rguenther@suse.de>
12724 PR tree-optimization/36765
12725 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12726 aliases from HEAP vars to SMTs.
12728 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12730 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12731 * configure.ac (loose_warn): Move -Wc++-compat from here...
12732 (strict_warn): ...to here.
12733 * configure: Regenerate.
12735 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12737 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12738 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12739 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12740 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12741 excluding more specific h8300-*-* and sh-*-* targets.
12743 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12745 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12746 (eliminate): Ditto.
12747 (execute_pre): Call loop_optimizer_finalize in early exit.
12749 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12751 PR middle-end/36790
12752 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12753 uids in the bitmap, not just VAR_DECL uids.
12755 PR rtl-optimization/36419
12756 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12757 (combine_stack_adjustments_for_block): Call it if needed. Delete
12759 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12760 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12761 prologue sp adjustment.
12763 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12766 * opts.c (print_ignored_options): Report postponed diagnostics for
12767 unknown -Wno-* options as warnings, not errors.
12768 (postpone_unknown_option_error): Renamed to...
12769 (postpone_unknown_option_warning): ... this.
12771 2008-07-09 Doug Kwan <dougkwan@google.com>
12774 2008-07-08 Doug Kwan <dougkwan@google.com>
12776 * config/arm/arm.opt (mandroid): New option.
12777 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12778 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12780 (CC1PLUS_SPEC): Same.
12782 (STARTFILE_SPEC): Same.
12783 (ENDFILE_SPEC): Same.
12784 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12787 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12790 * config/mips/mips.h (reg_class): Remove V1_REG.
12791 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12792 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12793 instead of V1_REGS.
12794 (mips_get_tp): New function.
12795 (mips_legitimize_tls_address): Use it.
12796 * config/mips/constraints.md (v): Delete.
12797 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12798 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12799 After reload, split into a move and ...
12800 (*tls_get_tp_<mode>_split): ...this new instruction.
12802 2008-07-09 David Daney <ddaney@avtrex.com>
12804 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12806 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12808 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12809 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12811 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12812 htab_delete should be called. Don't free c.
12813 (lookup_tmp_var): Create temp_htab lazily.
12814 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12815 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12817 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12818 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12819 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12820 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12821 * tree-sra.c (generate_element_init): Likewise.
12822 * tree-mudflap.c (execute_mudflap_function_ops,
12823 execute_mudflap_function_decls): Likewise.
12824 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12825 * tree-gimple.h (struct gimplify_ctx): New type.
12826 (push_gimplify_context): Adjust prototype.
12828 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12830 * tree-ssa-pre.c (phi_translate_1): Update placement of
12831 add_to_value calls.
12833 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12835 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12836 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12837 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12838 * targhooks.c (default_hard_regno_scratch_ok): New function.
12839 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12840 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12841 * recog.c: Include "target.h".
12842 (peep2_find_free_register): Add check for global regs. Add target
12844 * Makefile.in (recog.o): Depend on target.h.
12846 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12848 * config/sh/sh.c (sh_canonical_va_list_type): New.
12849 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12851 2008-07-09 Raksit Ashok <raksit@google.com>
12853 * doc/invoke.texi (Option Summary): Mention new option
12854 -Wdisallowed-function-list=...
12855 (Warning Options): Document -Wdisallowed-function-list=...
12856 * common.opt (Wdisallowed-function-list=): New flag.
12857 * flags.h (warn_disallowed_functions): External definition of new
12858 boolean warning flag.
12859 (warn_if_disallowed_function_p): Declare new function.
12860 * opts.c (warning_disallowed_functions): New static variable.
12861 (warn_disallowed_functions): New boolean warning flag.
12862 (warn_if_disallowed_function_p): New function.
12863 (add_comma_separated_to_vector): Rename
12864 add_instrument_functions_exclude_list to this.
12865 (common_handle_option): Handle new option. Rename calls to
12866 add_instrument_functions_exclude_list into calls to
12867 add_comma_separated_to_vector.
12868 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12869 based on flag warn_disallowed_functions.
12871 2008-07-09 Christian Bruel <christian.bruel@st.com>
12873 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12874 instead of get_attr_length.
12876 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12878 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12880 * genemit.c (gen_insn): Likewise.
12881 * gengtype.c (note_def_vec): Likewise.
12882 * gengtype.h (note_def_vec): Likewise.
12883 * genoutput.c (struct data, output_insn_data, process_template,
12884 gen_expand, gen_split, note_constraint): Likewise.
12885 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12886 make_insn_sequence): Likewise.
12887 * gensupport.c (record_insn_name): Likewise.
12889 2008-07-08 Doug Kwan <dougkwan@google.com>
12891 * config/arm/arm.opt (mandroid): New option.
12892 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12893 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12895 (CC1PLUS_SPEC): Same.
12897 (STARTFILE_SPEC): Same.
12898 (ENDFILE_SPEC): Same.
12899 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12902 2008-07-08 Raksit Ashok <raksit@google.com>
12904 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
12905 (set_storage_via_setmem): Fix expected_align parameter.
12906 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
12907 missing from the list.
12908 * doc/md.texi (movmem): Explicitly state that expected alignment is
12909 to be expressed in bytes.
12910 (setmem): Explicitly state that expected alignment is to be expressed
12913 2008-07-08 Joseph Myers <joseph@codesourcery.com>
12915 * reload.c (find_reloads_subreg_address): Do not require validity
12916 of address in original mode before reloading address.
12918 2008-07-07 Tianwei Sheng <tianweis@google.com>
12920 * df-core.c (df_remove_problem): Adjust the access to avoid out of
12921 bounds array access.
12923 2008-07-08 Jakub Jelinek <jakub@redhat.com>
12925 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
12927 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
12929 Fix PR tree-optimization/23455
12930 Fix PR tree-optimization/35286
12931 Fix PR tree-optimization/35287
12932 * Makefile.in (OBJS-common): Remove tree-vn.o.
12933 (tree-vn.o): Remove.
12934 * dbgcnt.def: Add treepre_insert debug counter.
12935 * gcc/tree-flow.h (add_to_value): Updated for other changes.
12936 (debug_value_expressions): Ditto.
12937 (print_value_expressions): Ditto.
12938 * tree-pretty-print.c (dump_generic_node): Updated for
12939 VALUE_HANDLE removal.
12940 * tree-ssa-dom.c (record_equality): Ditto.
12941 (cprop_operand): Ditto.
12942 (lookup_avail_expr): Ditto.
12943 * tree-ssa-threadedge.c
12944 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
12945 (simplify_control_stmt_condition): Ditto.
12946 * tree.c (tree_code_size): Ditto.
12947 (tree_node_structure): Ditto.
12948 (iterative_hash_expr): Ditto.
12950 * tree.h (VALUE_HANDLE_ID): Ditto.
12951 (VALUE_HANDLE_EXPR_SET): Ditto.
12952 (struct tree_value_handle): Ditto.
12953 (union tree_node): Ditto.
12954 * treestruct.def: Ditto.
12955 * tree-vn.c: Removed.
12956 * tree-ssa-pre.c: Rewritten entirely.
12957 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
12958 (constant_value_ids): Ditto.
12959 (vn_nary_op_t): Moved to header.
12961 (vn_reference_op_t): Ditto
12962 (vn_reference_t): Ditto.
12963 (next_value_id): New variable.
12964 (VN_INFO): Add an assert.
12965 (vn_constant_eq): New function.
12966 (vn_constant_hash): Ditto.
12967 (get_or_alloc_constant_value_id): Ditto.
12968 (value_id_constant_p): Ditto.
12969 (vn_reference_compute_hash): De-staticify.
12970 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
12971 Disable some code with a FIXME. Remove VALUE_HANDLE use.
12972 (valueize_refs): Update opcode if it changes from ssa name to constant.
12973 (vn_reference_lookup_1): Add new argument.
12974 (vn_reference_lookup): Ditto.
12975 (vn_reference_lookup_pieces): New function.
12976 (vn_reference_insert): Add return type. Modify to deal with value ids.
12977 (vn_reference_insert_pieces): New function.
12978 (vn_nary_op_compute_hash): De-staticify.
12979 (vn_nary_op_eq): Ditto.
12980 (vn_nary_op_lookup_pieces): New function.
12981 (vn_nary_op_lookup): Add new argument.
12982 (vn_nary_op_insert_pieces): New function.
12983 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
12984 (vn_phi_insert): Ditto.
12985 (visit_unary_op): Update for callee changes.
12986 (visit_binary_op): Ditto.
12987 (visit_reference_op_load): Ditto.
12988 (visit_reference_op_store): Ditto.
12989 (init_scc_vn): Init next_value_id, constant_to_value_id and
12990 constant_value_ids.
12991 (free_scc_vn): Free them.
12992 (set_hashtable_value_ids): New function.
12993 (run_scc_vn): Use it.
12994 (get_max_value_id): New function.
12995 (get_next_value_id): Ditto.
12996 (expressions_equal_p): Moved from tree-vn.c
12997 (sort_vuses): Ditto.
12998 (sort_vuses_heap): Ditto.
12999 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13001 * tree.c (iterative_hash_hashval_t): Made non-static
13002 * tree.h (iterative_hash_hashval_t): Declare it.
13004 2008-07-08 Martin Jambor <mjambor@suse.cz>
13006 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13007 instead of ipa_create_node_params.
13008 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13009 ipa_check_create_edge_args, free them with
13010 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13012 * ipa-prop.c: Include flags.h and tree-inline.h.
13013 (ipa_node_params_vector): New variable.
13014 (ipa_edge_args_vector): New variable.
13015 (edge_removal_hook_holder): New variable.
13016 (node_removal_hook_holder): New variable.
13017 (edge_duplication_hook_holder): New variable.
13018 (node_duplication_hook_holder): New variable.
13019 (ipa_detect_param_modifications): Check for presence of modified flags.
13020 (ipa_compute_jump_functions): Check for presence of jump functions.
13021 (ipa_free_edge_args_substructures): New function.
13022 (ipa_create_node_params): Removed.
13023 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13024 (ipa_free_node_params_substructures): New function.
13025 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13027 (ipa_edge_removal_hook): New function.
13028 (ipa_node_removal_hook): New function.
13029 (duplicate_array): New function.
13030 (ipa_edge_duplication_hook): New function.
13031 (ipa_node_duplication_hook): New function.
13032 (ipa_register_cgraph_hooks): New function.
13033 (ipa_unregister_cgraph_hooks): New function.
13034 (free_all_ipa_structures_after_ipa_cp): New function.
13036 * ipa-prop.h: Include vec.h.
13037 (ipa_node_params_t): New typedef with vector types for it.
13038 (ipa_edge_args_t): New typedef with vector types for it.
13039 (IPA_NODE_REF): Changed to access an on-the-side vector.
13040 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13041 (ipa_check_create_node_params): New function.
13042 (ipa_check_create_edge_args): New function.
13044 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13047 2008-07-07 Tom Tromey <tromey@redhat.com>
13049 * configure, config.in: Rebuilt.
13050 * configure.ac: Don't check for scandir or alphasort.
13052 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13054 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13055 types immediately after creating them.
13057 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13059 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13061 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13063 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13064 dump_constraint_graph.
13065 (dump_constraint_edge): New function.
13066 (dump_constraint_graph): New function.
13067 (debug_constraint_graph): New function.
13068 (dump_constraint): Removed useless comparison.
13069 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13070 (dump_constraint_graph): Declare.
13071 (debug_constraint_graph): Declare.
13072 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13074 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13076 * config/i386/i386.c (is_va_list_char_pointer): New.
13077 (ix86_va_start): Replace compare with ms_va_list_type_node
13078 by is_va_list_char_pointer.
13079 (ix86_gimplify_va_arg): Likewise.
13081 2008-07-07 Martin Jambor <mjambor@suse.cz>
13083 * cgraph.c (cgraph_edge_max_uid): New variable.
13084 (struct cgraph_edge_hook_list): New type.
13085 (struct cgraph_node_hook_list): New type.
13086 (struct cgraph_2edge_hook_list): New type.
13087 (struct cgraph_2node_hook_list): New type.
13088 (first_cgraph_edge_removal_hook): New variable.
13089 (first_cgraph_node_removal_hook): New variable.
13090 (first_cgraph_edge_duplicated_hook): New variable.
13091 (first_cgraph_node_duplicated_hook): New variable.
13092 (cgraph_add_edge_removal_hook): New function.
13093 (cgraph_remove_edge_removal_hook): New function.
13094 (cgraph_call_edge_removal_hooks): New function.
13095 (cgraph_add_node_removal_hook): New function.
13096 (cgraph_remove_node_removal_hook): New function.
13097 (cgraph_call_node_removal_hooks): New function.
13098 (cgraph_add_edge_duplication_hook): New function.
13099 (cgraph_remove_edge_duplication_hook): New function.
13100 (cgraph_call_edge_duplication_hooks): New function.
13101 (cgraph_add_node_duplication_hook): New function.
13102 (cgraph_remove_node_duplication_hook): New function.
13103 (cgraph_call_node_duplication_hooks): New function.
13104 (cgraph_create_edge): Assign to edge uid.
13105 (cgraph_remove_edge): Call edge removal hooks.
13106 (cgraph_node_remove_callees): Call edge removal hooks.
13107 (cgraph_node_remove_callers): Call edge removal hooks.
13108 (cgraph_remove_node): Call node removal hooks.
13109 (cgraph_clone_edge): Call edge duplication hooks.
13110 (cgraph_clone_node): Call node duplication hooks.
13112 * cgraph.h (cgraph_edge): New field uid.
13113 (cgraph_edge_hook): New type.
13114 (cgraph_node_hook): New type.
13115 (cgraph_2edge_hook): New type.
13116 (cgraph_2node_hook): New type.
13118 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13120 * config.in: Regenerate.
13122 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13124 * gcc.c (print_sysroot): New.
13125 (option_map, display_help, process_command): Handle the
13126 -print-sysroot option.
13127 (main): Print the sysroot if requested.
13128 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13130 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13133 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13135 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13137 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13138 (assign_parm_setup_block_p): Also check mode of entry_parm.
13140 2008-07-07 Richard Guenther <rguenther@suse.de>
13142 * tree-ssa-structalias.h (set_used_smts): Remove.
13143 * tree-ssa-structalias.c (used_smts): Likewise.
13144 (set_used_smts): Likewise.
13145 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13146 call to set_used_smts.
13148 2008-07-07 Richard Guenther <rguenther@suse.de>
13150 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13151 (new_var_info): Set it to false.
13152 (solution_set_add): Correctly handle pointers outside a var and
13154 (type_safe): Treat variables with is_full_var properly.
13155 (do_sd_constraint): Likewise.
13156 (do_ds_constraint): Likewise.
13157 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13158 (get_constraint_for_ptr_offset): New function.
13159 (get_constraint_for_component_ref): For addresses at least include
13160 the last field of the variable. Handle is_full_vars properly.
13161 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13162 (handle_ptr_arith): Remove.
13163 (find_func_aliases): Simplify assignment handling.
13164 (create_function_info_for): For parameter and result varinfos set
13166 (create_variable_info_for): Set is_full_var flag whenever we
13167 just created a single varinfo for a decl.
13168 (init_alias_vars): Initialize use_field_sensitive from
13169 max-fields-for-field-sensitive parameter.
13171 2008-07-07 Richard Guenther <rguenther@suse.de>
13173 PR tree-optimization/36713
13174 * tree-flow-inline.h (is_call_used): New function.
13175 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13176 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13177 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13179 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13181 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13183 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13185 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13187 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13188 Nathan Sidwell <nathan@codesourcery.com>
13190 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13191 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13193 * config/m68k/t-linux: New.
13194 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13197 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13199 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13200 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13203 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13205 * gcc.c (execute): Fix -Wc++-compat warning.
13207 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13210 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13211 constant for little endian.
13213 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13215 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13216 mips_base_mips16 instead of TARGET_MIPS16.
13217 (mips_base_mips16): Declare.
13218 * config/mips/mips.c (mips_base_mips16): Make global.
13219 (was_mips16_p): Remove GTY marker.
13220 (was_mips16_pch_p): New variable.
13221 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13222 (mips_override_options): Force to non-MIPS16 mode initially.
13223 Do not complain about MIPS16 PIC incompatibilities here.
13224 Only allow -mgpopt if -mexplicit-relocs is in force for
13227 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13229 * configure.ac: Check for caddr_t, define to char * if not defined.
13230 * configure: Regenerate.
13231 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13232 (mmap_gt_pch_use_address): Likewise.
13233 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13235 2008-07-06 Richard Guenther <rguenther@suse.de>
13237 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13238 (new_var_info): Deal with it.
13239 (solution_set_add): Likewise.
13240 (bitpos_of_field): Make signed, fix.
13241 (struct fieldoff): Remove type and decl fields. Make size field
13242 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13244 (fieldoff_compare): Deal with it.
13245 (push_fields_onto_fieldstack): Remove has_union argument, glob
13246 adjacent non-pointer fields together.
13247 (create_function_info_for): Do not set has_union.
13248 (create_variable_info_for): Simplify.
13250 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13252 * config.gcc (extra_headers): Add cross-stdarg.h for target
13253 x86_64-*-* and i?86-*-*.
13254 * config/i386/cross-stdarg.h: New.
13255 * builtins.c (std_fn_abi_va_list): New.
13256 (std_canonical_va_list_type): New.
13257 (stabilize_va_list): Replace va_list_type_node use by
13258 mtarget.canonical_va_list_type.
13259 (gimplify_va_arg_expr): Likewise.
13260 (expand_builtin_va_copy): Replace va_list_type_node use by
13261 mtarget.fn_abi_va_list.
13262 * tree-sra.c (is_va_list_type): New helper.
13263 (decl_can_be_decomposed_p): Replace
13264 va_list_type_node use by is_va_list_type.
13265 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13266 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13267 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13268 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13269 (ix86_enum_va_list): New.
13270 * config/i386/i386.c (sysv_va_list_type_node): New.
13271 (ms_va_list_type_node): New.
13272 (ix86_function_type_abi): Remove sorry.
13273 (ix86_build_builtin_va_list_abi): New.
13274 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13275 for 64-bit targets.
13276 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13277 (ix86_init_builtins_va_builtins_abi): New.
13278 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13279 for 64-bit targets.
13280 (ix86_handle_abi_attribute): New.
13281 (attribute_spec): Add sysv_abi and ms_abi.
13282 (ix86_fn_abi_va_list): New.
13283 (ix86_canonical_va_list_type): New.
13284 (ix86_enum_va_list): New.
13285 (TARGET_FN_ABI_VA_LIST): New.
13286 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13287 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13288 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13289 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13290 (TARGET_ENUM_VA_LIST): New.
13291 * expr.h (std_fn_abi_va_list): New.
13292 (std_canonical_va_list_type): New.
13293 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13294 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13295 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13296 TARGET_CANONICAL_VA_LIST_TYPE.
13297 * target.h (struct gcc_target): Add fn_abi_va_list hook
13298 and canonical_va_list_type hook.
13300 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13302 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13303 integral and pointer types.
13305 2008-07-04 Roger Sayle <roger@eyesopen.com>
13307 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13308 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13310 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13313 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13315 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13317 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13318 build_gimple_modify_stmt.
13319 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13320 gimple operand. Use fold_build* instead of build*.
13322 2008-07-04 Richard Guenther <rguenther@suse.de>
13324 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13325 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13326 properly to compute the reachability set if we do field-sensitive PTA.
13327 * invoke.texi (max-fields-for-field-sensitive): Document default.
13328 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13329 100 for optimize >= 2.
13331 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13333 * ggc-zone.c (lookup_page_table_if_allocated,
13334 set_page_table_entry, zone_find_object_size, alloc_small_page,
13335 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13336 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13337 -Wc++-compat and/or -Wcast-qual warnings.
13339 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13342 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13343 pic_offset_table_rtx to be marked as used here.
13344 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13345 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13346 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13347 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13348 !TARGET_SECURE_PLT.
13350 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13352 * alloc-pool.c (hash_descriptor, eq_descriptor,
13353 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13354 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13356 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13357 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13358 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13359 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13362 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13364 * tree-flow.h (loop_only_exit_p): Declare.
13365 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13366 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13367 the number of iterations if it is constant. Otherwise, if this is the
13368 only possible exit of the loop, use the conservative estimate on the
13369 number of iterations of the entire loop if available.
13371 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13373 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13374 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13375 Add synchronization functions.
13376 * config/sync.c: New file.
13377 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13378 (LIBGCC_SYNC_CFLAGS): Likewise.
13380 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13383 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13384 (*pushtf_sse): New insn pattern.
13385 (pushtf splitters): New splitters.
13387 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13389 PR middle-end/35736
13390 * predict.c (build_predict_expr): Use void_type_node for the tree
13391 type, instead of NULL_TREE.
13393 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13395 * config/i386/i386.c (contains_aligned_value_p): Return true
13397 (ix86_data_alignment): Align TCmode to 128bits.
13398 (ix86_local_alignment): Likewise.
13400 2008-07-03 Andrew Haley <aph@redhat.com>
13403 * vec.h (VEC_TA): New.
13404 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13405 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13406 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13407 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13408 (C_COMMON_FIXED_TYPES): Remove first arg.
13409 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13410 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13411 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13412 not to use empty macro arguments.
13414 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13416 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13417 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13418 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13419 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13420 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13421 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13422 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13423 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13424 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13425 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13426 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13427 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13428 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13429 config/rs6000/e500crtres64gpr.asm,
13430 config/rs6000/e500crtres64gprctr.asm,
13431 config/rs6000/e500crtrest32gpr.asm,
13432 config/rs6000/e500crtrest64gpr.asm,
13433 config/rs6000/e500crtresx32gpr.asm,
13434 config/rs6000/e500crtresx64gpr.asm,
13435 config/rs6000/e500crtsav32gpr.asm,
13436 config/rs6000/e500crtsav64gpr.asm,
13437 config/rs6000/e500crtsav64gprctr.asm,
13438 config/rs6000/e500crtsavg32gpr.asm,
13439 config/rs6000/e500crtsavg64gpr.asm,
13440 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13441 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13442 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13443 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13444 config/sparc/sol2-cn.asm: Remove .file directives.
13446 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13448 * resource.c (mark_referenced_resources): Look inside
13449 UNSPEC_VOLATILEs and ASM_INPUTs.
13451 2008-07-02 Ian Lance Taylor <iant@google.com>
13453 * rtlanal.c (add_reg_note): New function.
13454 * rtl.h (add_reg_note): Declare.
13455 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13456 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13457 * builtins.c (expand_builtin_longjmp): Likewise.
13458 (expand_builtin_nonlocal_goto): Likewise.
13459 * calls.c (emit_call_1, expand_call): Likewise.
13460 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13461 * cfglayout.c (fixup_reorder_chain): Likewise.
13462 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13463 (commit_one_edge_insertion): Likewise.
13464 * combine.c (move_deaths, distribute_notes): Likewise.
13465 * df-problems.c (df_set_note): Likewise.
13466 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13467 (set_unique_reg_note): Likewise.
13468 (emit_copy_of_insn_after): Likewise.
13469 * expr.c (expand_expr_real): Likewise.
13470 * gcse.c (add_label_notes): Likewise.
13471 * haifa-sched.c (create_check_block_twin): Likewise.
13472 * jump.c (mark_jump_label_1): Likewise.
13473 * loop-doloop.c (add_test, doloop_modify): Likewise.
13474 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13475 * lower-subreg.c (move_eh_region_note): Likewise.
13476 * optabs.c (emit_libcall_block): Likewise.
13477 * predict.c (predict_insn): Likewise.
13478 (combine_predictions_for_insn): Likewise.
13479 * recog.c (peephole2_optimize): Likewise.
13480 * regmove.c (try_auto_increment): Likewise.
13481 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13482 * reload.c (find_reloads): Likewise.
13483 * reload1.c (fixup_eh_region_note): Likewise.
13484 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13485 * reorg.c (delete_prior_computation): Likewise.
13486 (delete_computation, dbr_schedule): Likewise.
13487 * config/pa/pa.c (legitimize_pic_address): Likewise.
13488 * config/sh/sh.c (sh_reorg): Likewise.
13490 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13493 * config/libgcc-glibc.ver: Add %exclude.
13494 * config/m32r/libgcc-glibc.ver: Likwise.
13495 * config/s390/libgcc-glibc.ver: Likwise.
13496 * config/sh/libgcc-glibc.ver: Likwise.
13497 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13499 * config/i386/libgcc-glibc.ver: New.
13501 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13503 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13505 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13506 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13507 i[34567]86-*-linux*, x86_64-*-linux*. Add
13508 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13509 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13510 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13511 i[34567]86-*-linux*, x86_64-*-linux*.
13513 * libgcc-std.ver: Add empty GCC_4.4.0.
13515 * mkmap-symver.awk: Support multiple versions per symbol.
13517 * config/i386/i386.c (ix86_init_builtins): Always define
13518 __builtin_fabsq and __builtin_copysignq with fallbacks.
13519 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13520 and __builtin_copysignq if SSE2 isn't available.
13522 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13523 (LIBGCC2_TF_CEXT): Likwise.
13524 (TF_SIZE): Likwise.
13526 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13528 * config/i386/sfp-machine.h: Moved to libgcc.
13530 * config/i386/sfp-machine.h: New.
13531 * config/i386/t-linux: Likwise.
13533 * config/i386/t-darwin: Remove softfp_wrap_start and
13535 * config/i386/t-darwin64: Likewise.
13537 * config/i386/t-fprules-softfp64: Renamed to ...
13538 * config/i386/t-fprules-softfp: This.
13540 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13541 and softfp_wrap_end.
13543 2008-07-02 Jason Merrill <jason@redhat.com>
13545 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13547 * tree.c (ctor_to_list): New fn.
13548 * tree.h: Declare it.
13549 (CONSTRUCTOR_ELT): New macro.
13550 (CONSTRUCTOR_NELTS): New macro.
13552 2008-07-02 Richard Guenther <rguenther@suse.de>
13554 * tree-ssa-structalias.c (struct variable_info): Reorder
13555 to fill padding on 64bit hosts. Make collapsed_to an int.
13556 (get_varinfo_fc): Deal with that.
13557 (new_var_info): Likewise.
13558 (collapse_rest_of_var): Likewise.
13560 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13562 * doc/install.texi (--enable-java-home): Document.
13563 (--enable-aot-compile-rpm): Likewise.
13564 (--with-arch-directory): Likewise.
13565 (--with-os-directory): Likewise.
13566 (--with-origin-name): Likewise.
13567 (--with-arch-suffix): Likewise.
13568 (--with-jvm-root-dir): Likewise.
13569 (--with-jvm-jar-dir): Likewise.
13570 (--with-python-dir): Likewise.
13572 2008-07-02 Richard Guenther <rguenther@suse.de>
13574 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13575 from decls explicitly. Merge operand checking from tuples.
13577 2008-07-02 Martin Jambor <mjambor@suse.cz>
13579 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13581 2008-07-02 Martin Jambor <mjambor@suse.cz>
13583 * tree-switch-conversion.c: Included timevar.h
13584 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13586 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13588 2008-07-02 Martin Jambor <mjambor@suse.cz>
13590 * tree-switch-conversion.c: Corrected various comments and
13592 (build_constructors): Fixed minor formatting mistakes.
13594 * invoke.texi (Optimize Options): Corrected the
13595 switch-conversion-max-branch-ratio parameter.
13597 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13599 * final.c (asm_insn_count): Return zero for an empty asm body.
13601 2008-07-02 Richard Guenther <rguenther@suse.de>
13603 * bitmap.h (bitmap_set_bit): Return bool.
13604 (bitmap_clear_bit): Likewise.
13605 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13606 write to the bitmap if it would.
13607 (bitmap_clear_bit): Likewise.
13608 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13609 bitmap_set_bit return value.
13610 (add_pred_graph_edge): Likewise.
13611 (add_graph_edge): Likewise.
13612 (do_sd_constraint): Likewise.
13613 (do_ds_constraint): Likewise.
13615 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13617 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13618 Fix -Wc++-compat and/or -Wcast-qual warnings.
13619 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13620 gen_regparm_prefix): Likewise.
13621 * vmsdbgout.c (write_modbeg, lookup_filename,
13622 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13624 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13626 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13627 defaults.h definition apply.
13629 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13631 * function.c (assign_parm_remove_parallels): New.
13632 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13634 (assign_parm_setup_block): Do not handle them.
13635 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13636 assign_parm_remove_parallels.
13638 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13640 * c-typeck.c (convert_for_assignment): Use
13641 vector_targets_convertible_p.
13642 * c-common.c (vector_targets_convertible_p): New.
13643 * c-common.h (vector_targets_convertible_p): New prototype.
13644 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13645 opaque_p_V2SI_type_node.
13647 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13649 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13652 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13654 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13655 TFmode constants via two element DImode vector for hosts with
13656 HOST_BITS_PER_WIDE_INT < 64.
13657 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13658 also for HOST_BITS_PER_WIDE_INT < 64.
13660 2008-07-01 Richard Guenther <rguenther@suse.de>
13662 PR tree-optimization/36666
13663 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13664 (get_constraint_exp_from_ssa_var): Split into ...
13665 (get_constraint_exp_for_temp): ... this ...
13666 (get_constraint_for_ssa_var): ... and that.
13667 Return constraint expressions for all touched sub-fields
13668 if the results address is not taken.
13669 (process_constraint): Remove assertion that aggregate
13670 assignments do not happen at this place.
13671 (get_constraint_for_component_ref): Add address_p argument.
13672 Return constraint expressions for all touched sub-fields
13673 if the results address is not taken.
13674 (do_deref): Use get_constraint_exp_for_temp.
13675 (get_constraint_for_1): Rename from ...
13676 (get_constraint_for): ... this. Add the old function as wrapper.
13677 (do_structure_copy): Use get_constraint_for_1.
13679 2008-07-01 Martin Jambor <mjambor@suse.cz>
13681 * Makefile.in (tree-switch-conversion.o): Add.
13682 (OBJS-common): Add tree-swtch-conversion.o.
13683 * passes.c (init_optimization_passes): Add pass_convert_switch.
13684 * tree-pass.h: (pass_convert_switch): Add.
13685 * tree-switch-conversion.c: New file.
13686 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13687 * common.opt (ftree-cswtch): New option.
13688 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13689 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13690 * opts.c (decode_options): Set flag_tree_switch_conversion when
13691 optimization level is >= 2.
13692 * doc/invoke.texi (Optimize Options): Added description of
13693 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13695 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13697 * config/darwin-driver.c (darwin_default_min_version): Fix
13698 -Wc++-compat warnings.
13700 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13702 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13705 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13707 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13709 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13711 PR rtl-optimization/34744
13712 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13713 (df_scan_free_internal): Free data structures not
13714 allocated in storage pools.
13715 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13716 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13717 df_scan_free_mws_vec.
13718 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13721 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13723 * config/i386/i386.c (contains_aligned_value_p): Return true
13725 (ix86_function_arg_boundary): Return its natural boundary
13727 (return_in_memory_32): Don't check TDmode.
13728 (ix86_split_to_parts): Support splitting into 4 parts and
13729 support TFmode for 32bit target.
13730 (ix86_split_long_move): Support splitting into 4 parts.
13731 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13733 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13734 (ix86_init_builtins): Here.
13735 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13736 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13737 'q' and 'w', respectively.
13739 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13741 (movtf_internal): Likewise.
13742 (<code>tf2): Likewise.
13743 (*absnegtf2_sse): Likewise.
13744 (copysign<mode>3): Likewise.
13745 (copysign<mode>3_const): Likewise.
13746 (copysign<mode>3_var): Likewise.
13747 (define_split UNSPEC_COPYSIGN): Likewise.
13748 * config/i386/sse.md (*nandtf3): Likewise.
13749 (<code>tf3): Likewise.
13750 (*<code>tf3): Likewise.
13752 2008-06-30 Joey Ye <joey.ye@intel.com>
13753 H.J. Lu <hongjiu.lu@intel.com>
13755 * global.c (compute_regsets): Set frame_pointer_needed here.
13756 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13758 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13760 * doc/install.texi (specific): Expand Windows build notes.
13762 2008-06-30 Ira Rosen <irar@il.ibm.com>
13764 PR tree-optimization/36648
13765 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13766 number of prolog iterations by step. Fix the comment.
13768 2008-06-30 Richard Guenther <rguenther@suse.de>
13770 PR middle-end/36671
13771 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13772 handle calls from ECF_MALLOC functions.
13773 (handle_pure_call): ECF_MALLOC functions do not return
13775 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13777 2008-06-29 Andreas Schwab <schwab@suse.de>
13779 * config/m68k/m68k.c (print_operand): Always print a float
13781 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13782 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13785 * config/rs6000/x-linux64: Remove never used file.
13787 2008-06-29 Richard Guenther <rguenther@suse.de>
13789 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13791 (struct alias_info): Move ...
13792 * tree-ssa-alias.c: ... here.
13793 (update_alias_info): Declare.
13794 (compute_may_aliases): Call it.
13795 (update_alias_info): New function.
13796 * tree-ssa-structalias.c (update_alias_info): Move ...
13797 * tree-ssa-alias.c (update_alias_info_1): ... here.
13798 * tree-ssa-structalias.c (process_constraint_1): Remove
13799 unused from_call argument. Rename to ...
13800 (process_constraint): ... this. Delete old wrapper.
13801 (make_constraint_to): Adjust callers.
13802 (handle_const_call): Likewise.
13803 (handle_pure_call): Likewise.
13804 (init_base_vars): Likewise.
13805 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13806 (find_func_aliases): We don't need structure copies for
13808 (make_constraint_from_anything): Remove.
13809 (create_variable_info_for): For globals make constraints
13810 from escaped, not from anything.
13811 (compute_points_to_sets): Do not call update_alias_info.
13812 (ipa_pta_execute): Use make_constraint_from.
13814 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13816 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13817 (bitmap.o-warn, dominance.o-warn): New.
13818 * configure.ac (cxx_compat_warn): Delete.
13819 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13820 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13822 * configure: Regenerate.
13824 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13827 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13829 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13830 * df-scan.c (df_notes_rescan): Likewise.
13831 * ggc-page.c (set_page_table_entry): Likewise.
13832 * intl.c (gcc_gettext_width): Likewise.
13833 * varasm.c (get_unnamed_section, get_noswitch_section,
13834 get_section): Likewise.
13836 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13838 * regrename.c (build_def_use): Don't copy RTX.
13840 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13842 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13843 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13844 punctuation. Use @ref instead of @xref.
13845 (Function Names): Remove stray @display/@end display.
13846 (C++ Attributes): Use @ref instead of @xref.
13847 (Deprecated Features): Fix punctuation around @xref.
13848 (Backwards Compatibility): Likewise.
13849 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13851 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13853 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13854 constants for E500 double.
13856 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13858 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13859 element type of const_vector.
13861 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13863 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13864 Remove FLAGS_REG clobber from expander pattern.
13865 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13866 (anddi3, andsi3, andhi3, andqi3): Ditto.
13867 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13868 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13869 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13870 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13871 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13872 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13873 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13874 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13876 2008-06-28 Richard Guenther <rguenther@suse.de>
13878 * tree-ssa-structalias.c (callused_id, var_callused,
13879 callused_tree): Add.
13880 (handle_pure_call): New function.
13881 (find_func_aliases): Call it.
13882 (find_what_p_points_to): Handle the call-used set.
13883 (clobber_what_escaped): Likewise.
13884 (compute_call_used_vars): New function.
13885 (init_base_vars): Init the call-used variable.
13886 (do_sd_constraint): Do not propagate the solution from CALLUSED
13887 but use CALLUSED as a placeholder.
13888 (solve_graph): Likewise.
13889 * tree-flow-inline.h (gimple_call_used_vars): New function.
13890 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13891 (compute_call_used_vars): Declare.
13892 * tree-ssa-alias.c (set_initial_properties): Call
13893 compute_call_used_vars.
13894 (reset_alias_info): Clear call-used variables.
13895 (add_call_clobber_ops): Assert we are not called for const/pure
13896 functions. Remove handling of them.
13897 (add_call_read_ops): Handle pure functions by adding the
13898 call-used set of variables as VUSEs.
13899 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
13900 (delete_tree_ssa): Free it.
13901 * tree-dfa.c (remove_referenced_var): Clear the var from the
13904 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
13906 * tree.c (build_varargs_function_type_list): New.
13907 (build_function_type_list_1): New.
13908 (build_function_type_list): Use build_function_type_list_1.
13909 * tree.h (build_varargs_function_type_list): New.
13911 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13914 * config/spu/spu.c (spu_builtin_splats): Do not generate
13915 invalid CONST_VECTOR expressions.
13916 (spu_expand_vector_init): Likewise.
13918 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
13920 * optabs.c (libfunc_decls): New variable.
13921 (libfunc_decl_hash, libfunc_decl_eq): New functions.
13922 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13923 for the same function twice.
13925 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
13927 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
13928 ix86_expand_binary_operator directly.
13929 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
13931 (*ashrti3_1): Ditto.
13932 (*lshrti3_1): Ditto.
13933 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
13934 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
13935 using only one splitter. Conditionaly execute splitter before or
13936 after peephole2 pass.
13937 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
13938 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
13939 Use only one alternative in asm template.
13940 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
13942 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
13943 "J" operand constraint for operand 2.
13944 (*ashldi3_cconly_rex64): Ditto.
13945 (*ashrdi3_cmp_rex64): Ditto.
13946 (*ashrdi3_cconly_rex64): Ditto.
13947 (*lshrdi3_cmp_rex64): Ditto.
13948 (*lshrdi3_cconly_rex64): Ditto.
13949 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
13950 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
13951 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
13954 2008-06-27 Jakub Jelinek <jakub@redhat.com>
13956 * gimplify.c (omp_is_private): Don't return true if decl is not
13957 already private on #pragma omp for or #pragma omp parallel for.
13960 * tree-cfg.c (struct move_stmt_d): Replace block field with
13961 orig_block and new_block fields.
13962 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
13963 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
13964 (move_block_to_fn): Replace vars_map and new_label_map arguments
13965 with struct move_stmt_d pointer.
13966 (replace_block_vars_by_duplicates): New function.
13967 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
13968 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
13969 all subblocks of ORIG_BLOCK to the new function. Call
13970 replace_block_vars_by_duplicates.
13971 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
13972 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
13973 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
13974 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
13975 (expand_omp): Temporarily set input_location to the location of
13976 region's controlling stmt.
13977 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
13978 BIND_EXPR, push ctx->block_vars and gimplification vars into
13979 the BIND_EXPR and its block's BLOCK_VARS instead of directly
13980 into dest function.
13981 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
13982 there are any BLOCK_VARS.
13983 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
13984 OMP_PARALLEL or OMP_TASK stmt.
13985 (lower_omp): Save and restore input_location around the lower_omp_1
13988 2008-06-27 Richard Guenther <rguenther@suse.de>
13990 PR tree-optimization/36400
13991 PR tree-optimization/36373
13992 PR tree-optimization/36344
13993 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
13994 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
13995 (update_alias_info): Remove call clobbering code.
13996 (make_constraint_to): New helper function.
13997 (make_escape_constraint): Likewise.
13998 (handle_rhs_call): Use it on all pointer containing arguments.
13999 Also mark the static chain escaped.
14000 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14001 instead of ANYTHING.
14002 (make_constraint_from): New helper split out from ...
14003 (make_constraint_from_anything): ... here.
14004 (find_func_aliases): Add constraints for escape sites.
14005 (intra_create_variable_infos): Make constraints from NONLOCAL
14007 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14009 (clobber_what_p_points_to): Remove.
14010 (clobber_what_escaped): New function.
14011 (init_base_vars): Init NONLOCAL and ESCAPED.
14012 (do_sd_constraint): Do not propagate the solution from ESCAPED
14013 but use ESCAPED as a placeholder.
14014 (solve_graph): Likewise.
14015 * tree-flow.h (clobber_what_p_points_to): Remove.
14016 (clobber_what_escaped): Declare.
14017 * tree-ssa-alias.c (set_initial_properties): Call it.
14018 Remove code clobbering escaped pointers.
14020 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14022 * function.c (allocate_struct_function): Only allocate a unique
14023 funcdef_no if the decl is nonzero.
14025 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14027 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14028 * config/mips/mips.c (mips_split_const_insns): New function.
14029 * config/mips/mips.md (move_type): New attribute.
14030 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14031 (dword_mode): New attribute.
14032 (type): Avoid long line. Map "move_type"s to "type"s,
14033 choosing "multi" for doubleword moves if appropriate.
14034 Swap MTC/MFC comments to match their declaration order.
14035 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14036 "type" is "branch" or "jal" is "direct".
14037 (length): Handle "extended_mips16" first. Make the default
14038 "0" for "ghost" instructions. Set the length from "move_type".
14039 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14040 of "type", with "sll0" for the register alternative. Remove the
14041 "extended_mips16" attribute.
14042 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14043 of "type", with "shift_shift" for the register alternative.
14044 Remove the "length" attribute.
14045 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14046 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14047 of "type", with "andi" for the register alternative.
14048 (*zero_extendqihi2): Likewise.
14049 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14050 of "andi" instead of a "type" of "arith".
14051 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14053 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14054 (mov_<store>r, *mov<mode>_ra): Likewise.
14055 (extendsidi2): Use "move_type" instead of "type", with "move"
14056 for the register alternative.
14057 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14058 of "type", with "signext" for the register alternative.
14059 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14060 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14061 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14062 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14063 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14064 (unnamed branch insn): Likewise.
14065 (*movdi_gp32_fp64): Fold into...
14066 (*movdi_32bit): ...here.
14067 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14068 (*movdf_hardfloat): ...this new pattern.
14069 (*movdf_softfloat): Remove redundant FPR alternatives.
14070 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14071 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14072 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14073 the "move" attribute.
14074 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14075 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14076 and "store" for COP loads and stores.
14077 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14078 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14079 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14080 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14081 (*movtf_mips16, *movv2sf): Likewise.
14082 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14083 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14084 (mfhc1<mode>): Use "move_type" instead of "move".
14085 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14086 (loadgp_blockage): Remove the "length" attribute.
14087 (blockage, set_got_version, update_got_version): Likewise.
14088 (call_internal): Remove the "extended_mips16" attribute.
14089 (call_value_internal, call_value_multiple_internal): Likewise.
14090 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14092 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14093 the "length" attribute.
14095 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14097 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14098 -Wcast-qual warnings.
14099 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14100 handle_pragma_pop_macro): Likewise.
14101 * collect2.c (resolve_lib_name): Likewise.
14102 * config/arc/arc.c (arc_init): Likewise.
14103 * config/arm/arm.c (neon_builtin_compare,
14104 locate_neon_builtin_icode): Likewise.
14105 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14106 * config/bfin/bfin.c (bfin_init_machine_status,
14107 bfin_optimize_loop): Likewise.
14108 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14109 * config/cris/cris.c (cris_init_expanders): Likewise.
14110 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14111 * config/darwin.c (machopic_indirection_eq,
14112 machopic_indirection_name, machopic_output_indirection): Likewise.
14113 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14114 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14115 frv_optimize_membar): Likewise.
14116 * config/i386/cygwin.h (mingw_scan,
14117 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14118 * config/i386/cygwin1.c (mingw_scan): Likewise.
14119 * config/i386/i386.c (machopic_output_stub): Likewise.
14120 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14121 i386_pe_unique_section): Likewise.
14122 * config/ia64/ia64.c (ia64_init_machine_status,
14123 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14125 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14126 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14127 * config/m68k/m68k.c (m68k_handle_option,
14128 m68k_sched_md_init_global): Likewise.
14129 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14130 mcore_unique_section): Likewise.
14131 * config/mips/mips.c (mips_block_move_straight,
14132 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14134 * config/mmix/mmix.c (mmix_init_machine_status,
14135 mmix_encode_section_info): Likewise.
14136 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14137 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14138 print_operand_address, output_toc, redefine_groups,
14139 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14140 * config/s390/s390.c (s390_init_machine_status): Likewise.
14141 * config/score/score.c (score_block_move_straight,
14142 score_block_move_loop_body): Likewise.
14143 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14144 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14145 * emit-rtl.c (find_auto_inc): Likewise.
14146 * gcc.c (translate_options, process_command): Likewise.
14147 * reorg.c (dbr_schedule): Likewise.
14148 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14149 * xcoffout.c (xcoffout_declare_function): Likewise.
14151 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14153 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14154 ipa-pta working again.
14156 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14158 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14161 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14163 * config.gcc (powerpc*-*-*): Add new core e500mc.
14164 * config/rs6000/e500mc.md: New file.
14165 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14167 (rs6000_override_options): Add e500mc case to
14168 processor_target_table. Altivec and Spe options not allowed
14169 with e500mc. Add isel instruction to e500mc by
14170 default. Initialize rs6000_cost for e500mc.
14171 (rs6000_issue_rate): Set issue rate for e500mc.
14172 * config/rs6000/rs6000.h (processor_type): Add
14173 PROCESSOR_PPCE500MC.
14174 (ASM_CPU_SPEC): Add e500mc.
14175 Set TARGET_ISEL to rs6000_isel.
14176 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14177 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14178 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14180 * doc/invoke.texi: Add e500mc to list of cpus.
14182 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14185 * c-lex.c (lex_charconst): Initialize unsignedp.
14187 2008-06-27 Olivier Hainque <hainque@adacore.com>
14189 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14190 documented assumptions.
14192 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14194 * dwarf2out.c: Remove trailing white spaces. Break long line
14197 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14199 * libfuncs.h (LTI_synchronize): New libfunc_index.
14200 (synchronize_libfunc): Declare.
14201 * builtins.c (expand_builtin_synchronize): Consider using
14202 synchronize_libfunc before falling back on an asm blockage.
14203 * config/mips/mips.c: Include libfuncs.h
14204 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14206 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14208 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14209 parameter. Copy stack_reg to r11 where appropriate.
14210 (no_global_regs_above): Add gpr parameter.
14211 (rs6000_stack_info): Only add padding for SPE save area if we
14212 are saving SPE GPRs and CR.
14213 (saveres_routine_syms): New variable.
14214 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14216 (rs6000_savres_routine_sym): New function.
14217 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14219 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14220 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14221 Tweak FPR out-of-line saving.
14222 (rs6000_make_savres_rtx): New function.
14223 (rs6000_use_multiple_p): New function.
14224 (rs6000_savres_strategy): New function.
14225 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14226 out-of-line if appropriate.
14227 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14228 if we are optimizing for size.
14229 (GP_SAVE_INLINE): Define.
14230 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14231 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14232 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14233 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14234 (*save_fpregs_<mode>): Add use of r11.
14235 (*restore_gpregs_<mode>): New insn.
14236 (*return_and_restore_gpregs_<mode>): New insn.
14237 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14239 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14240 (*restore_gpregs_spe): New insn.
14241 (*return_and_restore_gpregs_spe): New insn.
14242 * config/rs6000/predicates.md (save_world_operation): Fix check.
14244 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14246 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14247 this point, so assert that.
14249 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14251 * cfganal.c: Include vec.h and vecprim.h.
14252 (compute_idf): Import from...
14253 * tree-into-ssa (compute_idf): ...here.
14254 * basic-block.h (compute_idf): Export.
14256 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14258 * c-decl.c (merge_decls): Use !current_function_decl to check for
14259 extern declaration of C99 inline function being at file scope.
14261 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14263 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14265 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14267 * alias.c (record_alias_subset, init_alias_analysis): Fix
14268 -Wc++-compat and/or -Wcast-qual warnings.
14269 * attribs.c (lookup_attribute_spec): Likewise.
14270 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14271 copy_bb, connect_traces,
14272 find_rarely_executed_basic_blocks_and_cr): Likewise.
14273 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14274 note_btr_set, migrate_btr_defs): Likewise.
14275 * builtins.c (result_vector, expand_builtin_memcpy,
14276 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14277 builtin_memset_read_str, expand_builtin_printf,
14278 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14280 * caller-save.c (mark_set_regs): Likewise.
14281 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14282 * cgraph.c (cgraph_edge): Likewise.
14283 * combine.c (likely_spilled_retval_1): Likewise.
14284 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14285 htab_counts_entry_del, get_coverage_counts): Likewise.
14286 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14287 new_cselib_val): Likewise.
14288 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14289 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14291 * df-core.c (df_compact_blocks): Likewise.
14292 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14293 * df-scan.c (df_grow_reg_info, df_ref_create,
14294 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14295 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14296 df_record_entry_block_defs, df_record_exit_block_uses,
14297 df_bb_verify): Likewise.
14298 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14299 DF_REF_EXTRACT_MODE_CONST): New.
14300 * dominance.c (get_immediate_dominator, get_dominated_by,
14301 nearest_common_dominator, root_of_dom_tree,
14302 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14303 -Wc++-compat and/or -Wcast-qual warnings.
14304 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14305 record_store, replace_read, check_mem_read_rtx, scan_insn,
14306 dse_step1, dse_record_singleton_alias_set): Likewise.
14307 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14309 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14311 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14312 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14313 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14314 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14315 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14316 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14317 file_name_acquire, output_file_names, add_const_value_attribute,
14318 premark_used_types_helper, file_table_eq, file_table_hash,
14319 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14320 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14321 -Wcast-qual warnings.
14322 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14323 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14324 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14325 gen_reg_rtx, start_sequence, init_emit): Likewise.
14326 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14327 * except.c (init_eh_for_function, gen_eh_region,
14328 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14329 arh_to_landing_pad, arh_to_label, add_action_record,
14330 add_call_site, switch_to_exception_section): Likewise.
14331 * expmed.c (synth_mult): Likewise.
14332 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14333 store_expr): Likewise.
14334 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14336 * function.c (assign_stack_temp_for_type,
14337 allocate_struct_function, match_asm_constraints_1): Likewise.
14338 * gcov-io.c (gcov_allocate): Likewise.
14339 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14340 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14341 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14342 record_one_set, insert_expr_in_table, insert_set_in_table,
14343 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14344 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14345 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14346 -Wcast-qual warnings.
14348 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14350 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14351 -Wcast-qual warnings.
14352 * gcc.c (process_command): Likewise.
14353 * genattrtab.c (oballoc): Use XOBNEW.
14354 (oballocvec): Define.
14355 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14356 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14357 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14358 -Wc++-compat and/or -Wcast-qual warnings.
14359 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14360 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14361 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14362 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14363 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14364 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14365 add_excls, process_presence_absence_names,
14366 process_presence_absence_patterns, add_presence_absence,
14367 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14368 get_free_state, add_arc, get_free_automata_list_el,
14369 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14370 transform_3, cache_presence, create_ainsns, create_automata,
14371 create_state_ainsn_table, dfa_insn_code_enlarge,
14372 output_trans_func, output_min_issue_delay_func,
14373 output_dead_lock_func, output_reset_func,
14374 output_get_cpu_unit_code_func, output_dfa_start_func,
14375 expand_automata): Likewise.
14376 * genextract.c (gen_insn): Likewise.
14377 * gengtype-lex.l: Likewise.
14378 * gengtype.c (read_input_list, adjust_field_type,
14379 process_gc_options): Likewise.
14380 * genoutput.c (note_constraint): Likewise.
14381 * genpreds.c (mangle, add_constraint): Likewise.
14382 * genrecog.c (process_define_predicate, new_decision,
14383 add_to_sequence): Likewise.
14384 * gensupport.c (record_insn_name): Likewise.
14386 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14388 * config/i386/driver-i386.c (detect_caches_amd,
14389 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14390 and/or -Wcast-qual warnings.
14391 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14392 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14393 gt_pch_save): Likewise.
14394 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14395 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14396 * global.c (compute_regsets): Likewise.
14397 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14398 finish_graph_dump_file): Likewise.
14399 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14400 unlink_bb_notes): Likewise.
14401 * integrate.c (get_hard_reg_initial_val): Likewise.
14402 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14403 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14404 * local-alloc.c (update_equiv_regs): Likewise.
14405 * loop-invariant.c (check_invariant_table_size,
14406 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14408 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14409 altered_reg_used, mark_altered): Likewise.
14410 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14411 insert_var_expansion_initialization,
14412 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14413 release_var_copies): Likewise.
14414 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14415 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14416 analyze_accesses_for_phi_node, check_var_notmodified_p,
14417 check_allocation_function, find_sites_in_func,
14418 record_all_accesses_in_func, transform_access_sites,
14419 transform_allocation_sites): Likewise.
14420 * omp-low.c (new_omp_region, create_omp_child_function_name,
14421 check_omp_nesting_restrictions, check_combined_parallel,
14422 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14423 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14424 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14425 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14427 * opts-common.c (prune_options): Likewise.
14428 * opts.c (add_input_filename, print_filtered_help,
14429 get_option_state): Likewise.
14430 * params.c (add_params): Likewise.
14431 * passes.c (set_pass_for_id, next_pass_1,
14432 do_per_function_toporder, pass_fini_dump_file): Likewise.
14433 * postreload.c (reload_cse_simplify_operands): Likewise.
14434 * predict.c (tree_predicted_by_p, tree_predict_edge,
14435 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14437 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14439 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14441 * recog.c (check_asm_operands, validate_change_1): Likewise.
14442 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14443 subst_asm_stack_regs): Likewise.
14444 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14445 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14446 * regmove.c (reg_is_remote_constant_p): Likewise.
14447 * regrename.c (regrename_optimize, scan_rtx_reg,
14448 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14450 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14451 regstat_compute_calls_crossed): Likewise.
14452 * reload1.c (init_reload, new_insn_chain,
14453 has_nonexceptional_receiver, reload, copy_reloads,
14454 calculate_needs_all_insns, init_elim_table): Likewise.
14455 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14456 * rtl.c (shallow_copy_rtx_stat): Likewise.
14457 * rtlanal.c (parms_set): Likewise.
14458 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14459 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14460 * sched-ebb.c (earliest_block_with_similiar_load,
14461 add_deps_for_risky_insns): Likewise.
14462 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14463 schedule_region): Likewise.
14464 * see.c (eq_descriptor_pre_extension,
14465 hash_descriptor_pre_extension, hash_del_pre_extension,
14466 eq_descriptor_properties, hash_descriptor_properties,
14467 hash_del_properties, see_seek_pre_extension_expr,
14468 see_initialize_data_structures, see_print_register_properties,
14469 see_print_pre_extension_expr, see_delete_merged_def_extension,
14470 see_delete_unmerged_def_extension, see_emit_use_extension,
14471 see_pre_delete_extension, see_map_extension, see_commit_changes,
14472 see_analyze_merged_def_local_prop,
14473 see_analyze_merged_def_local_prop,
14474 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14475 see_set_prop_merged_def, see_set_prop_unmerged_def,
14476 see_set_prop_unmerged_use, see_print_one_extension,
14477 see_merge_one_use_extension, see_merge_one_def_extension,
14478 see_store_reference_and_extension, see_update_uses_relevancy,
14479 see_update_defs_relevancy): Likewise.
14480 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14481 hash_statistics_free, curr_statistics_hash): Likewise.
14482 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14483 expand_asm_operands, expand_return, case_bit_test_cmp,
14484 expand_case): Likewise.
14485 * stor-layout.c (start_record_layout): Likewise.
14486 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14487 gt_pch_save_stringpool): Likewise.
14488 * tree-data-ref.c (hash_stmt_vertex_info,
14489 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14490 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14492 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14495 * config/i386/i386.md : Change constraints of HImode and QImode
14496 immediate operands from "i" to "n". Change SImode "ni" constraint to
14497 "i" and SImode "rmi" constraint to "g". Remove all constraints
14498 from const0_operand and const1_operand predicated operands.
14499 (i): Change QImode and HImode attribute from "i" to "n".
14500 (*subqi_2): Change HImode operands to QImode.
14503 2008-06-25 Olivier Hainque <hainque@adacore.com>
14505 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14508 2008-06-25 Richard Guenther <rguenther@suse.de>
14510 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14511 not overflow the result type.
14513 2008-06-25 Richard Guenther <rguenther@suse.de>
14515 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14516 (vn_lookup): Likewise.
14518 2008-06-25 Richard Guenther <rguenther@suse.de>
14520 PR tree-optimization/35518
14521 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14522 * tree-sra.c (instantiate_element): Use fold_build3 to build
14524 (try_instantiate_multiple_fields): Likewise.
14526 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14528 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14531 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14533 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14534 use_backchain_to_restore_sp to true
14535 if the offset of the link register save area would go over the 32k - 1
14536 offset limit of the load
14539 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14541 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14542 anchor for the type-punning blurb. Cross-reference "Structures
14543 unions enumerations and bit-fields implementation". Provide a
14544 cast-through-pointer example. Make final sentence self-contained.
14545 * doc/implement-c.texi (Structures unions enumerations and
14546 bit-fields implementation): Cross-reference the type-punning blurb
14547 in the -fstrict-aliasing documentation.
14549 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14551 PR middle-end/36594
14552 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14553 the memory instead of the memory itself for the save area.
14555 2008-06-24 Olivier Hainque <hainque@adacore.com>
14556 Nicolas Roche <roche@adacore.com>
14558 * gengtype.c (srcdir_len): size_t instead of int.
14559 (get_file_realbasename): New function. For F a filename, the real
14560 basename of F, with all the path components stripped.
14561 (get_file_srcdir_relative_path): New function. For F a filename, the
14562 relative path to F from $(srcdir).
14563 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14564 get_file_realbasename. Adjust the head comment.
14565 (get_prefix_langdir_index): New function. For F a filename, return the
14566 lang_dir_names[] relative index of the language directory that is
14568 (get_file_langdir): For F a filename, return the name of the language
14569 directory where F is located.
14570 (get_file_gtfilename): New function. The gt- output file name for an
14572 (get_output_file_with_visibility): Replace in-line computations with
14573 uses of get_file_gtfilename and get_prefix_langdir_index.
14574 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14576 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14578 PR tree-optimization/36504
14579 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14580 references without base address.
14582 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14584 PR middle-end/36584
14585 * calls.c (expand_call): Increase alignment for recursive functions.
14587 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14589 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14590 (TARGET_FUNCTION_VALUE): New define.
14591 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14592 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14594 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14596 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14597 (fmod<mode>3): Ditto.
14598 (remainderxf3): Ditto.
14599 (remainder<mode>3): Ditto.
14601 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14604 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14605 REG is a hard register.
14607 PR tree-optimization/36508
14608 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14609 499, don't check it at all in release compilers.
14611 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14613 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14614 together with SSE_TARGET_MATH to disable insn pattern.
14615 (*fop_<MODEF:mode>_2_i387): Ditto.
14616 (*fop_<MODEF:mode>_3_i387): Ditto.
14618 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14620 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14622 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14624 PR middle-end/34906
14625 * gimplify.c (gimplify_asm_expr): Check the return code of
14626 parse_output_constraint call, set function return and is_inout
14627 value if it failed.
14629 2008-06-22 Ian Lance Taylor <iant@google.com>
14631 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14632 (narrowest_signed_type): Likewise.
14633 * c-typeck.c (c_common_type): Change local variable mclass to enum
14635 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14636 tcc_comparison, not the tree code itself.
14637 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14638 (c_expand_expr): Cast modifier to enum expand_modifier.
14639 * c-common.h (C_RID_CODE): Add casts.
14640 (C_SET_RID_CODE): Define.
14641 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14642 (c_lex_one_token): Add cast to avoid warning.
14643 (c_parser_objc_type_name): Rename local typename to type_name.
14644 (check_no_duplicate_clause): Change code parameter to enum
14646 (c_parser_omp_var_list_parens): Change kind parameter to enum
14648 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14649 c_parser_omp_list_var_parens.
14650 (c_parser_omp_threadprivate): Likewise.
14651 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14652 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14653 * c-format.c (NO_FMT): Define.
14654 (printf_length_specs): Use NO_FMT.
14655 (asm_fprintf_length_specs): Likewise.
14656 (gcc_diag_length_specs): Likewise.
14657 (scanf_length_specs): Likewise.
14658 (strfmon_length_specs): Likewise.
14659 (gcc_gfc_length_specs): Likewise.
14660 (printf_flag_specs): Change 0 to STD_C89.
14661 (asm_fprintf_flag_specs): Likewise.
14662 (gcc_diag_flag_specs): Likewise.
14663 (gcc_cxxdiag_flag_specs): Likewise.
14664 (scanf_flag_specs): Likewise.
14665 (strftime_flag_specs): Likewise.
14666 (strfmon_flag_specs): Likewise.
14667 (print_char_table): Likewise.
14668 (asm_fprintf_char_table): Likewise.
14669 (gcc_diag_char_table): Likewise.
14670 (gcc_tdiag_char_table): Likewise.
14671 (gcc_cdiag_char_table): Likewise.
14672 (gcc_cxxdiag_char_table): Likewise.
14673 (gcc_gfc_char_table): Likewise.
14674 (scan_char_table): Likewise.
14675 (time_char_table): Likewis.
14676 (monetary_char_table): Likewise.
14677 * c-format.h (BADLEN): Likewise.
14679 2008-06-21 Ian Lance Taylor <iant@google.com>
14681 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14682 Define END_OF_BASE_TREE_CODES around inclusion.
14683 * tree.c (tree_code_type): New global array.
14684 (tree_code_length, tree_code_name): Likewise.
14685 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14686 $(lang_tree_files).
14687 (all-tree.def, s-alltree): New targets.
14688 (gencheck.h, s-gencheck): Remove.
14689 (tree.o): Depend upon all-tree.def.
14690 (build/gencheck.o): Remove gencheck.h dependency.
14691 (mostlyclean): Don't remove gencheck.h.
14692 * c-common.h (enum c_tree_code): Remove.
14693 * c-lang.c (tree_code_type): Remove.
14694 (tree_code_length, tree_code_name): Remove.
14695 * gencheck.c (tree_codes): Include all-tree.def, rather than
14696 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14698 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14700 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14701 (operator_name_info): Size to MAX_TREE_CODES.
14702 (assignment_operator_name_info): Likewise.
14703 * cp/cp-lang.c (tree_code_type): Remove.
14704 (tree_code_length, tree_code_name): Remove.
14705 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14706 (assignment_operator_name_info): Likewise.
14707 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14709 * cp/mangle.c (write_expression): Likewise.
14710 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14711 * fortran/f95-lang.c (tree_code_type): Remove.
14712 (tree_code_length, tree_code_name): Remove.
14713 * java/java-tree.h (enum java_tree_code): Remove.
14714 * java/lang.c (tree_code_type): Remove.
14715 (tree_code_length, tree_code_name): Remove.
14716 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14717 * objc/objc-act.h (enum objc_tree_code): Remove.
14718 * objc/objc-lang.c (tree_code_type): Remove.
14719 (tree_code_length, tree_code_name): Remove.
14720 * objcp/objcp-lang.c (tree_code_type): Remove.
14721 (tree_code_length, tree_code_name): Remove.
14722 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14723 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14724 * ada/misc.c (tree_code_type): Remove.
14725 (tree_code_length, tree_code_name): Remove.
14727 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14729 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14730 the grand_bitmap_obstack.
14732 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14734 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14735 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14736 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14737 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14738 move_stmt_r, new_label_mapper): Likewise.
14739 * tree-complex.c (cvc_lookup): Likewise.
14740 * tree-dfa.c (create_function_ann): Likewise.
14741 * tree-dump.c (dump_register): Likewise.
14742 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14743 find_phi_replacement_condition): Likewise.
14744 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14745 tree_function_versioning): Likewise.
14746 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14747 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14748 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14749 get_nonlocal_debug_decl, convert_nonlocal_reference,
14750 convert_nonlocal_omp_clauses, get_local_debug_decl,
14751 convert_local_reference, convert_local_omp_clauses,
14752 convert_nl_goto_reference, convert_nl_goto_receiver,
14753 convert_tramp_reference, convert_call_expr): Likewise.
14754 * tree-outof-ssa.c (contains_tree_r): Likewise.
14755 * tree-parloops.c (reduction_phi, initialize_reductions,
14756 eliminate_local_variables_1, add_field_for_reduction,
14757 add_field_for_name, create_phi_for_local_result,
14758 create_call_for_reduction_1, create_loads_for_reductions,
14759 create_stores_for_reduction, create_loads_and_stores_for_name):
14761 * tree-phinodes.c (allocate_phi_node): Likewise.
14762 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14763 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14764 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14765 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14766 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14767 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14768 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14769 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14770 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14771 vn_nary_op_insert): Likewise.
14772 * tree-ssa.c (redirect_edge_var_map_add,
14773 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14774 * tree-vectorizer.c (vectorize_loops): Likewise.
14775 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14776 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14777 tree_cons_stat, build1_stat, build_variant_type_copy,
14778 decl_init_priority_lookup, decl_fini_priority_lookup,
14779 decl_priority_info, decl_restrict_base_lookup,
14780 decl_restrict_base_insert, decl_debug_expr_lookup,
14781 decl_debug_expr_insert, decl_value_expr_lookup,
14782 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14783 type_hash_add, get_file_function_name, tree_check_failed,
14784 tree_not_check_failed, tree_range_check_failed,
14785 omp_clause_range_check_failed, build_omp_clause,
14786 build_vl_exp_stat): Likewise.
14787 * value-prof.c (gimple_histogram_value,
14788 gimple_duplicate_stmt_histograms): Likewise.
14789 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14790 unshare_variable, variable_union_info_cmp_pos, variable_union,
14791 dataflow_set_different_1, dataflow_set_different_2,
14792 vt_find_locations, variable_was_changed, set_variable_part,
14793 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14794 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14795 section_entry_hash, object_block_entry_eq,
14796 object_block_entry_hash, create_block_symbol,
14797 initialize_cold_section_name, default_function_rodata_section,
14798 strip_reg_name, set_user_assembler_name, const_desc_eq,
14799 build_constant_desc, output_constant_def, lookup_constant_def,
14800 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14801 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14802 default_internal_label): Likewise.
14803 * varray.c (varray_init, varray_grow): Likewise.
14804 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14806 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14808 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14809 operators for "test" insn. Macroize insn using SWI mode macro.
14810 (*jcc_fused_2): Ditto.
14811 (*jcc_fused_3): Macroize insn using SWI mode macro.
14812 (*jcc_fused_4): Ditto.
14814 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14816 * tree-ssa-pre.c: Fix typo in comment.
14817 (init_antic, fini_antic): Add explicit funtions for
14818 initializing and deinitializing ANTIC and AVAIL sets.
14819 (create_expression_by_pieces): Fix typo in comment.
14820 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14821 (execute_pre): Eventually dump details about ANTIC_IN.
14823 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14825 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14826 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14827 add_to_obstack, file_at_path, find_a_file, execute,
14828 add_preprocessor_option, add_assembler_option, add_linker_option,
14829 process_command, insert_wrapper, do_option_spec, do_self_spec,
14830 spec_path, do_spec_1, is_directory, main, used_arg,
14831 getenv_spec_function): Likewise.
14832 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14833 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14836 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14838 * doc/rtl.texi: Updated subreg section.
14840 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14843 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14844 node->needed and node->reachable.
14845 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14846 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14847 (expand_task_call): Don't call expand_task_copyfn.
14848 (expand_task_copyfn): Renamed to...
14849 (finalize_task_copyfn): ... this.
14851 2008-06-19 Jan Hubicka <jh@suse.cz>
14853 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14854 clobbering framepointer.
14856 2008-06-19 Jan Hubicka <jh@suse.cz>
14858 * tree-optimize.c (execute_early_local_optimizations): Set
14859 cgraph_state only at first invocation.
14861 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14863 * system.h (-Wc++-compat): Activate as a warning, no an error.
14865 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14867 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14868 instead of "#" in insn asm template.
14869 (*jcc_fused_2): Ditto.
14871 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14873 * config/i386/i386.h (ix86_tune_indices)
14874 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14875 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14876 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14877 (*jcc_fused_2): Ditto.
14878 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14879 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14880 (print operand): Handle 'E' and 'e' code.
14882 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14884 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14885 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14886 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14888 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14890 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14892 (cgraph_expand_function): Use local copy of decl.
14893 (cgraph_expand_all_functions): Remove redundant initialization of
14895 (cgraph_optimize): Reword internal_error message.
14897 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
14899 * arm-protos.h (arm_return_in_memory): Remove public
14900 arm_return_in_memory() prototype.
14901 * arm.c (arm_return_in_memory): Add static prototype, add target
14902 hook macro, change definition and comments.
14903 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
14905 2008-06-19 Ben Elliston <bje@au.ibm.com>
14907 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
14908 real.c: Remove references to IEEE 754R.
14909 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
14910 * doc/libgcc.texi (Decimal float library routines): Likewise.
14912 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14914 * targhooks.h (struct gcc_target): New member unwind_word_mode.
14915 (default_unwind_word_mode): Add prototype.
14916 * targhooks.c (default_unwind_word_mode): New function.
14917 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
14918 instead of word_mode.
14919 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
14920 (TARGET_INITIALIZER): Use it.
14922 * c-common.c (handle_mode_attribute): Support "unwind_word"
14924 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
14926 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
14927 word_mode to access SjLj_Function_Context member "data".
14928 (sjlj_emit_dispatch_table): Likewise. Also, perform type
14929 conversion from targetm.eh_return_filter_mode () to
14930 targetm.unwind_word_mode () if they differ.
14932 * builtin-types.def (BT_UNWINDWORD): New primitive type.
14933 (BT_FN_UNWINDWORD_PTR): New function type.
14934 (BT_FN_WORD_PTR): Remove.
14935 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
14936 * except.c (expand_builtin_extend_pointer): Convert pointer to
14937 targetm.unwind_word_mode () instead of word_mode.
14939 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
14940 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
14941 (spu_unwind_word_mode): New function.
14942 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
14943 (TARGET_UNWIND_WORD_MODE): Define.
14944 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
14946 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14948 * config/spu/spu.c (reg_align): Remove.
14949 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
14950 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
14951 (spu_split_store): Likewise.
14953 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
14955 * gcc/tree-vn.c: Fix typo in comment.
14957 2008-06-18 Jan Hubicka <jh@suse.cz>
14959 * cgraphunit.c (cgraph_optimize): Output debug info when doing
14960 toplevel reorder too.
14962 2008-06-18 Jan Hubicka <jh@suse.cz>
14964 * c-opts.c (c_common_post_options): PCH is not compatible with
14966 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
14967 -fno-toplevel-reorder by default now.
14969 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14971 PR documentation/30739
14972 * doc/install.texi (Prerequisites): Document dependency on awk.
14974 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
14975 Ian Lance Taylor <iant@google.com>
14977 PR rtl-optimization/35604
14978 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
14979 only want to change jump destinations, not eventual label comparisons.
14981 2008-06-16 Jan Hubicka <jh@suse.cz>
14983 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
14985 (cgraph_analyze_function): Likewise.
14987 2008-06-16 Jan Hubicka <jh@suse.cz>
14989 * cgraph.h (cgraph_mark_if_needed): New function.
14990 * cgraphunit.c (cgraph_mark_if_needed): New function.
14991 * c-decl.c (duplicate_decl): Use it.
14993 2008-06-16 Jan Hubicka <jh@suse.cz>
14995 * cgraph.c (cgraph_add_new_function): When in expansion state, do
14998 2008-06-16 Jan Hubicka <jh@suse.cz>
15000 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15002 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15003 Kazu Hirata <kazu@codesourcery.com>
15004 Maxim Kuvyrkov <maxim@codesourcery.com
15006 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15007 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15008 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15009 EXTRA_SPEC_FUNCTIONS.
15010 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15011 (DRIVER_SELF_SPECS): Adjust.
15012 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15013 * config/mips/st.h, config/mips/t-st: New.
15014 * config/mips/driver-native.c, config/mips/x-native: New.
15015 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15018 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15020 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15022 (ISA_HAS_FP_CONDMOVE): New macro.
15023 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15024 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15025 (ISA_HAS_NMADD3_NMSUB3): New macro.
15026 * config/mips/mips.c (mips_rtx_costs): Update.
15027 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15028 compiling for ST Loongson 2E/2F.
15029 (madd<mode>): Rename to madd4<mode>. Update.
15030 (madd3<mode>): New pattern.
15031 (msub<mode>): Rename to msub4<mode>. Update.
15032 (msub3<mode>): New pattern.
15033 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15034 (nmadd3<mode>): New pattern.
15035 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15036 (nmadd3<mode>_fastmath): New pattern.
15037 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15038 (nmsub3<mode>): New pattern.
15039 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15040 (nmsub3<mode>_fastmath): New pattern.
15041 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15043 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15045 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15046 (DF_REF_INSN_INFO): New.
15047 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15048 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15049 with a NULL DF_REF_INSN_INFO.
15050 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15052 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15053 DF_INSN_INFO_EQ_USES): New.
15054 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15055 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15056 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15057 * df-core.c: Update comment for above changes.
15058 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15059 DF_INSN_UID_* macros.
15060 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15061 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15062 insn rtx. Update all callers.
15063 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15064 df_ref_create_structure, df_insn_refs_collect): Likewise.
15065 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15066 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15067 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15068 macros to access the insn refs.
15069 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15070 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15071 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15072 for accessing the refs.
15073 (try_fwprop_subst): Likewise.
15074 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15075 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15076 for accessing the refs.
15077 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15078 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15079 to look at the insn refs.
15080 (record_uses): Likewise.
15081 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15083 (mark_artificial_uses): Don't mark_insn for artificial refs.
15084 (mark_reg_rependencies): Likewise.
15086 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15088 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15090 * configure: Regenerate.
15092 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15094 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15095 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15096 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15098 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15100 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15101 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15102 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15104 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15106 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15107 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15108 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15110 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15112 * tree-ssa-sccvn.c: Fix format of comments.
15114 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15116 * cgraph.c: Remove unneeded forward declarations of eq_node()
15119 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15121 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15123 (see_update_relevancy): Likewise.
15124 * fwprop.c (try_fwprop_subst): Likewise.
15125 * rtlanal.c (noop_move_p): Likewise.
15126 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15127 notes to non-existing libcall blocks.
15128 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15130 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15131 (dead_libcall_p): Remove.
15132 (delete_trivially_dead_insns): Don't use it.
15133 * web.c (union_defs): Remove comment about keeping nops.
15134 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15135 (compute_hash_table_work): Don't track libcall notes.
15136 (do_local_cprop): Don't take libcall pointers. Don't update
15138 (adjust_libcall_notes): Deleted.
15139 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15140 ever have existed in the first place).
15141 (replace_store_insn): Don't try to remove libcall notes.
15142 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15143 (resolve_reg_notes): Don't call them.
15144 (resolve_simple_move): Likewise.
15145 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15146 Don't remove REG_RETVAL notes.
15147 * emit-rtl.c (try_split): Don't update libcall notes.
15148 (emit_copy_of_insn_after): Dito.
15149 * cselib.c (cselib_current_insn_in_libcall): Remove.
15150 (cselib_process_insn): Don't set/clear it.
15151 (new_elt_loc_list): Don't record it.
15152 (cselib_init): Don't initialize it.
15153 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15154 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15156 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15157 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15158 (init_deps): Don't initialize it.
15159 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15160 * combine.c (delete_noop_moves): Don't update libcall notes.
15161 (can_combine_p): Remove now pointless #if 0 block.
15162 (try_combine): Remove another obsolete #if 0 block.
15163 (distribute_notes): Don't distribute libcall notes.
15164 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15165 * dce.c (libcall_dead_p): Remove.
15166 (delete_unmarked_insns): Don't handle libcall blocks.
15167 (preserve_libcall_for_dce): Remove.
15168 (prescan_insns_for_dce): Don't special-case libcall block insns.
15169 * reload1 (reload): Don't handle libcall notes.
15170 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15173 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15175 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15176 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15177 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15179 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15181 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15182 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15183 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15185 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15187 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15189 2008-06-16 Ira Rosen <irar@il.ibm.com>
15191 PR tree-optimization/36493
15192 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15193 the arguments list. Use VECTYPE to create vector pointer.
15194 (vectorizable_store): Fail if accesses through a pointer to vectype
15195 do not alias the original memory reference operands.
15196 Call vect_create_data_ref_ptr without the removed argument.
15197 (vectorizable_load): Likewise.
15198 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15201 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15204 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15205 reg_equiv_constant.
15207 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15209 * config/mips/loongson2ef.md: New file.
15210 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15211 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15212 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15213 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15214 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15216 (loongson2ef.md): New include.
15217 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15218 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15219 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15220 (loongson_gt_<mode>, loongson_extract_halfword)
15221 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15222 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15223 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15224 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15225 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15226 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15227 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15228 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15229 (vec_interleave_low<mode>): Define type attribute.
15230 * config/mips/mips.c (mips_ls2): New static variable.
15231 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15232 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15233 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15234 Implement target scheduling hooks.
15235 (mips_multipass_dfa_lookahead): Update to handle tuning for
15237 (mips_sched_init): Initialize data for Loongson scheduling.
15238 (mips_ls2_variable_issue): New static function.
15239 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15241 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15242 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15243 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15244 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15245 Handle ST Loongson 2E/2F cores.
15246 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15248 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15250 * omp-low.c (extract_omp_for_data): Fix comment typo.
15253 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15255 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15256 FIXME note about gcc/config.guess.
15257 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15258 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15259 * doc/cppopts.texi: Likewise.
15260 * doc/extend.texi: Likewise.
15261 * doc/gcc.texi: Likewise.
15262 * doc/gccint.texi: Likewise.
15263 * doc/gcov.texi: Likewise.
15264 * doc/gty.texi: Likewise.
15265 * doc/hostconfig.texi: Likewise.
15266 * doc/install.texi: Likewise.
15267 * doc/invoke.texi: Likewise.
15268 * doc/loop.texi: Likewise.
15269 * doc/makefile.texi: Likewise.
15270 * doc/md.texi: Likewise.
15271 * doc/passes.texi: Likewise.
15272 * doc/tm.texi: Likewise.
15273 * doc/tree-ssa.texi: Likewise.
15274 * doc/trouble.texi: Likewise.
15276 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15277 Nathan Sidwell <nathan@codesourcery.com>
15278 Maxim Kuvyrkov <maxim@codesourcery.com>
15279 Richard Sandiford <rdsandiford@googlemail.com>
15281 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15282 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15283 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15285 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15286 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15287 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15289 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15290 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15291 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15292 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15293 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15294 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15295 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15296 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15297 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15298 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15299 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15300 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15301 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15302 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15303 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15304 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15305 (mips_builtins): Add Loongson builtins.
15306 (mips_loongson_2ef_bdesc): New.
15307 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15308 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15309 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15310 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15312 (mips_expand_vector_init): New.
15313 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15314 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15316 * config/mips/mips.md: Add unspec numbers for Loongson
15317 builtins. Include loongson.md.
15318 (MOVE64): Include Loongson vector modes.
15319 (SPLITF): Include Loongson vector modes.
15320 (HALFMODE): Handle Loongson vector modes.
15321 * config/mips/loongson.md: New.
15322 * config/mips/loongson.h: New.
15323 * config.gcc: Add loongson.h header for mips*-*-* targets.
15324 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15326 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15328 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15329 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15330 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15331 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15332 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15333 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15334 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15335 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15336 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15337 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15338 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15339 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15340 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15341 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15342 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15343 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15344 Remove use_fixproto=yes.
15345 (ia64*-*-hpux*): Remove comment about using fixproto.
15346 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15348 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15350 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15352 * configure: Regenerate.
15354 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15356 PR middle-end/36520
15357 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15358 before evaluating it.
15360 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15363 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15364 nested inline functions.
15365 (start_decl, start_function): Don't invert DECL_EXTERNAL
15366 for nested inline functions.
15368 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15370 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15371 splits that must be made for correctness.
15373 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15375 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15376 (AVAIL_NON_MIPS16): Likewise.
15377 (mips_builtin_description): Replace target_flags with a predicate.
15378 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15379 (dspr2_32): New availability predicates.
15380 (MIPS_BUILTIN): New macro.
15381 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15382 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15383 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15384 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15385 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15386 (mips_dsp_32only_bdesc): Merge into...
15387 (mips_builtins): ...this new array.
15388 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15389 (mips_init_builtins): Update after above changes.
15390 (mips_expand_builtin_1): Merge into...
15391 (mips_expand_builtin): ...here and update after above changes.
15393 2008-06-12 Paul Brook <paul@codesourcery.com>
15395 * longlong.h (__arm__): Define count_leading_zeros.
15396 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15397 (clzsi2, clzdi2): New functions.
15398 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15399 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15400 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15401 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15402 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15403 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15404 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15405 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15406 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15407 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15409 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15411 * config/m68k/m68k.c (m68k_tune_flags): New.
15412 (override_options): Compute m68k_tune_flags.
15413 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15414 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15416 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15418 PR middle-end/36506
15419 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15421 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15423 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15424 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15426 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15428 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15429 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15431 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15433 PR middle-end/36506
15434 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15437 2008-06-12 Richard Guenther <rguenther@suse.de>
15439 PR tree-optimization/36345
15440 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15441 add memory_tag_needed flag.
15442 (may_alias_p): Declare.
15443 * tree-ssa-alias.c (may_alias_p): Export.
15444 (set_initial_properties): Use memory_tag_needed flag.
15445 (update_reference_counts): Likewise.
15446 (reset_alias_info): Reset memory_tag_needed flag.
15447 (create_name_tags): Check memory_tag_needed flag.
15448 (dump_points_to_info_for): Dump it.
15449 * tree-ssa-structalias.c (struct variable_info): Remove
15450 directly_dereferenced flag.
15451 (new_var_info): Do not initialize it.
15452 (process_constraint_1): Do not set it.
15453 (update_alias_info): Set is_dereferenced flag.
15454 (set_uids_in_ptset): Use may_alias_p.
15455 (set_used_smts): Check memory_tag_needed flag.
15456 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15457 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15458 memory_tag_needed flag.
15459 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15460 from broken design.
15462 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15464 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15465 red zone for w64 abi.
15466 (ix86_expand_prologue): Likewise.
15467 (ix86_force_to_memory): Likewise.
15468 (ix86_free_from_memory): Likewise.
15470 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15473 * config/rs6000/rs6000.c (rs6000_override_options): Set
15474 rs6000_isel conditionally to the absence of comand line override.
15475 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15476 Remove duplicate rs6000_isel setting.
15477 * config/rs6000/eabispe.h: Ditto.
15479 2008-06-11 Richard Guenther <rguenther@suse.de>
15481 * alias.c (get_alias_set): Use the element alias-set for arrays.
15482 (record_component_aliases): For arrays and vectors do nothing.
15483 * c-common.c (strict_aliasing_warning): Handle the cases
15484 of alias set zero explicitly.
15485 * Makefile.in (dfp.o-warn): Add -Wno-error.
15487 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15489 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15491 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15492 tune_32 tune_64 to supported_defaults. Allow values not
15493 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15494 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15495 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15496 with_cpu_64 to generic for 64-bit-supporting configurations, not
15497 with_cpu. Remove FIXMEs.
15498 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15499 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15500 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15501 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15502 arch_32 and arch_64.
15504 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15505 Olivier Hainque <hainque@adacore.com>
15507 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15508 Use DECL_SIZE_UNIT to retrieve the size of the field.
15510 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15512 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15513 with function calls after declarations. Lay out
15514 neon_float_type_node before further use.
15516 2008-06-11 Richard Guenther <rguenther@suse.de>
15518 * tree-flow.h (may_point_to_global_var): Declare.
15519 * tree-ssa-alias.c (may_point_to_global_var): New function.
15520 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15522 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15524 * configure.ac: Teach that fido supports .debug_line.
15525 * configure: Regenerate.
15527 2008-06-10 Tom Tromey <tromey@redhat.com>
15529 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15532 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15534 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15535 (encode_decimal64, decode_decimal64, encode_decimal128,
15536 decode_decimal128): Reverse order of 32-bit parts of value if host
15537 and target endianness differ.
15539 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15541 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15542 Avoid division by 0.
15543 (tree_mod_pow2_value_transform): Likewise.
15544 (tree_ic_transform): Likewise.
15545 (tree_stringops_transform): Likewise.
15546 (tree_mod_subtract_transform): Likewise.
15547 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15548 (copy_edges_for_bb): Likewise.
15549 (initialize_cfun): Likewise.
15551 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15553 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15554 nonmemory_operand. Add "N" operand constraint.
15556 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15557 (*jcc_btsi_mask): Ditto.
15558 (*jcc_btsi_mask_1): Ditto.
15560 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15562 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15563 TYPE_CANONICAL for copied element type.
15565 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15568 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15569 Add m_CORE2 and m_GENERIC.
15570 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15571 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15573 (*jcc_btdi_rex64): New instruction and split pattern.
15574 (*jcc_btsi): Ditto.
15575 (*jcc_btsi_1): Ditto.
15576 (*btsq): Fix Intel asm dialect operand order.
15580 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15582 PR middle-end/36447
15583 * simplify-rtx.c (simplify_subreg): Add check for shift count
15586 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15588 * doc/md.texi: Synchronize with later constraints.md change.
15589 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15590 with a C implementation.
15591 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15593 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15594 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15595 when moving to and from MD_REGNUM.
15596 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15597 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15598 Handle byte and halfword moves.
15599 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15601 * config/mips/constraints.md (h): Turn into NO_REGS.
15602 (l, x): Update documentation.
15603 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15604 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15605 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15606 (HILO): New mode iterator.
15608 (any_div): New code iterator.
15609 (u): Extend code attribute to div and udiv.
15610 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15611 d_operand in the splitters. Remove redundant CONST_INT checks.
15612 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15613 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15614 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15615 accordingly, using normal moves instead of unspecs to move LO into
15616 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15617 (<u>mulsidi3): Handle expansion in C code.
15618 (<u>mulsidi3_32bit_internal): Rename to...
15619 (<u>mulsidi3_32bit): ...this.
15620 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15621 (*<u>mulsidi3_64bit): Rename to...
15622 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15623 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15624 to set LO and HI to the multiplication result. Use a normal move
15625 for MFLO and an unspec for MFHI.
15626 (*<u>mulsidi3_64bit_parts): Replace with...
15627 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15628 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15629 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15630 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15631 instead of HI. Split the instruction into a separate multiplication
15632 and MFHI if !TARGET_FIX_R4000.
15633 (<su>muldi3_highpart): Likewise.
15634 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15635 and the "=h" clobber.
15636 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15637 (<u>mulditi3): New expander.
15638 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15639 (madsi): Remove "=h" clobber.
15640 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15641 Force the modulus result to be a GPR and split the instruction into
15642 a division followed by an MFHI after reload.
15643 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15644 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15645 the MIPS16 HIGH define_split.
15646 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15647 of acc<->gpr moves to "multi".
15648 (*movdi_64bit): Replace the single "x" alternative with
15649 alternatives for moving into and out of "a".
15650 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15651 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15652 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15653 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15654 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15655 (movti): New expander.
15656 (*movti, *movti_mips16): New insns.
15657 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15658 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15659 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15660 * config/mips/predicates.md (fpr_operand): Delete.
15661 (d_operand): New predicate.
15663 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15665 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15666 failure on some Bourne shells.
15667 (x86_64-*-*): Ditto.
15669 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15671 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15673 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15675 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15676 (sparc-sun-solaris2*): Likewise.
15678 2008-06-09 Arnaud Charlet <charlet@adacore.com
15680 * doc/install.texi: Update requirements to build the Ada compiler.
15682 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15684 * df-scan.c (struct df_scan_problem_data): Remove the
15685 mw_link_pool alloc pool.
15686 (df_scan_free_internal): Don't free it.
15687 (df_scan_alloc): Don't allocate it.
15688 * df.h (struct df_link): Update comment.
15690 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15692 * except.h: Correct checks for when SJLJ exceptions must be used.
15694 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15696 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15699 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15701 PR tree-optimization/36218
15702 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15703 configure for the build system.
15704 (BUILD_LDFLAGS): Define.
15705 * configure: Regenerate.
15706 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15708 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15711 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15712 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15713 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15715 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15717 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15719 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15721 * config.gcc (Obsolete configurations): Remove list of
15723 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15724 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15725 targets matched by those patterns.
15726 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15727 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15728 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15729 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15730 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15731 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15732 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15733 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15734 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15735 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15736 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15737 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15738 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15739 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15740 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15741 Make code for Solaris 7 and greater unconditional for Solaris.
15742 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15743 Remove --with-* handling.
15744 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15745 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15746 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15747 LINK_OS_WINDISS_SPEC): Remove.
15748 * config/rs6000/sysv4.opt (mwindiss): Remove.
15749 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15750 * configure: Regenerate.
15751 * doc/cpp.texi: Don't mention BeOS.
15752 * doc/extend.texi (interrupt): Don't mention MS1.
15753 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15754 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15755 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15756 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15757 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15759 * doc/invoke.texi (MT Options): Remove.
15760 (-mwindiss): Remove.
15761 (CRIS Options): Remove cris-axis-aout references.
15762 (HPPA Options): Don't mention hppa1.1-*-pro.
15763 * doc/md.texi: (MorphoTech family): Remove.
15764 * libgcc2.c: Don't handle UWIN.
15765 * config/alpha/t-unicosmk: Remove.
15766 * config/alpha/unicosmk.h: Remove.
15767 * config/arm/kaos-arm.h: Remove.
15768 * config/arm/kaos-strongarm.h: Remove.
15769 * config/arm/strongarm-coff.h: Remove.
15770 * config/arm/strongarm-elf.h: Remove.
15771 * config/arm/strongarm-pe.h: Remove.
15772 * config/arm/t-strongarm-pe: Remove.
15773 * config/arm/t-xscale-coff: Remove.
15774 * config/arm/t-xscale-elf: Remove.
15775 * config/arm/xscale-coff.h: Remove.
15776 * config/arm/xscale-elf.h: Remove.
15777 * config/chorus.h: Remove.
15778 * config/cris/aout.h: Remove.
15779 * config/cris/aout.opt: Remove.
15780 * config/cris/t-aout: Remove.
15781 * config/i386/beos-elf.h: Remove.
15782 * config/i386/kaos-i386.h: Remove.
15783 * config/i386/ptx4-i.h: Remove.
15784 * config/i386/sco5.h: Remove.
15785 * config/i386/sco5.opt: Remove.
15786 * config/i386/sysv4-cpp.h: Remove.
15787 * config/i386/sysv5.h: Remove.
15788 * config/i386/t-beos: Remove.
15789 * config/i386/t-sco5: Remove.
15790 * config/i386/t-uwin: Remove.
15791 * config/i386/uwin.asm: Remove.
15792 * config/i386/uwin.h: Remove.
15793 * config/kaos.h: Remove.
15794 * config/mips/windiss.h: Remove.
15795 * config/mt: Remove directory.
15796 * config/pa/pa-osf.h: Remove.
15797 * config/pa/pa-pro-end.h: Remove.
15798 * config/pa/t-pro: Remove.
15799 * config/ptx4.h: Remove.
15800 * config/rs6000/beos.h: Remove.
15801 * config/rs6000/kaos-ppc.h: Remove.
15802 * config/rs6000/t-beos: Remove.
15803 * config/rs6000/windiss.h: Remove.
15804 * config/sh/kaos-sh.h: Remove.
15805 * config/sol2-6.h: Remove.
15806 * config/sparc/sol26-sld.h: Remove.
15807 * config/sparc/sysv4-only.h: Remove.
15808 * config/vax/bsd.h: Remove.
15809 * config/vax/t-memfuncs: Remove.
15810 * config/vax/ultrix.h: Remove.
15811 * config/vax/vaxv.h: Remove.
15812 * config/windiss.h: Remove.
15814 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15816 PR rtl-optimization/36438
15817 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15818 for vector shifts with constant scalar shift operands.
15820 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15822 * doc/invoke.texi: Document -march=xlr.
15823 * config/mips/xlr.md: New file.
15824 * config/mips/mips.md: Include it.
15826 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15827 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15828 (mips_rtx_cost_data): Likewise.
15830 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15832 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15833 PRE_INC and PRE_DEC cases.
15835 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15837 PR rtl-optimization/36419
15838 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15839 the emitting jump insn.
15842 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15843 is not bool, boolify the whole *expr_p and convert to the desired type.
15845 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15847 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15848 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15849 Add omp_private_outer_ref hook, add another argument to
15850 omp_clause_default_ctor hook.
15851 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15852 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15853 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15854 hook_tree_tree_tree_tree_null.
15855 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15856 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15857 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15858 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15859 * tree.def (OMP_TASK): New tree code.
15860 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15861 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15862 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15863 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15864 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15865 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15866 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15867 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15868 (OMP_DIRECTIVE_P): Add OMP_TASK.
15869 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15870 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15871 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15872 and OMP_CLAUSE_UNTIED entries.
15873 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15875 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15876 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15877 * tree-pretty-print.c (dump_omp_clause): Handle
15878 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15879 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15880 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15881 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15882 warning about unsigned iterators. Change decl/init/cond/incr
15883 arguments to TREE_VECs, check arguments for all collapsed loops.
15884 (c_finish_omp_taskwait): New function.
15885 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15887 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15888 default_function_array_conversion on init. Add par_clauses argument.
15889 If decl is present in parallel's lastprivate clause, change it to
15890 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15891 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15892 collapse count in clauses.
15893 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15894 c_parser_omp_for_loop callers.
15895 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15896 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15897 (c_parser_omp_clause_name): Handle collapse and untied clauses.
15898 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
15900 (c_parser_omp_clause_schedule): Handle schedule(auto).
15901 Include correct location in the error message.
15902 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
15903 and PRAGMA_OMP_CLAUSE_UNTIED.
15904 (OMP_TASK_CLAUSE_MASK): Define.
15905 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
15906 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
15907 * tree-nested.c (convert_nonlocal_omp_clauses,
15908 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
15909 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
15910 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15911 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
15913 (conver_nonlocal_reference, convert_local_reference,
15914 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
15915 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
15916 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
15917 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
15918 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
15919 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
15920 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
15921 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
15922 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15924 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
15925 * c-common.h (c_finish_omp_taskwait): New prototype.
15926 * gimple-low.c (lower_stmt): Handle OMP_TASK.
15927 * tree-parloops.c (create_parallel_loop): Create 1 entry
15928 vectors for OMP_FOR_{INIT,COND,INCR}.
15929 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15930 (make_edges): Handle OMP_TASK.
15931 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
15932 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15933 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
15934 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
15935 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
15936 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15937 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15938 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
15939 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
15940 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
15941 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
15942 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
15943 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
15944 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
15945 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
15946 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
15947 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
15948 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
15949 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
15950 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
15951 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
15952 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
15953 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
15954 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
15955 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
15956 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
15957 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
15958 original iterator is present in lastprivate clause or if
15959 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
15960 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15961 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
15962 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
15963 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
15964 if it is set, lookup var in outer contexts too. Handle
15965 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
15966 to be implicitly determined firstprivate for task regions.
15967 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
15968 if it is set, lookup var in outer contexts too. Set
15969 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
15970 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
15971 OMP_CLAUSE_UNTIED. Take region_type as last argument
15972 instead of in_parallel and in_combined_parallel.
15973 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
15975 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
15976 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
15977 (new_omp_context): Set default_kind to
15978 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
15979 (omp_region_type): New enum.
15980 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
15981 fields, add region_type.
15982 (new_omp_context): Take region_type as argument instead of is_parallel
15983 and is_combined_parallel.
15984 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
15985 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
15986 ctx->is_combined_parallel checks.
15987 (gimplify_omp_task): New function.
15988 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15990 * omp-low.c (extract_omp_for_data): Use schedule(static)
15991 for schedule(auto). Handle pointer and unsigned iterators.
15992 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
15993 Add loops argument. Extract data for collapsed OMP_FOR loops.
15994 (expand_parallel_call): Assert sched_kind isn't auto,
15995 map runtime schedule to index 3.
15996 (struct omp_for_data_loop): New type.
15997 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
15998 Add loop, loops, collapse and iter_type fields.
15999 (workshare_safe_to_combine_p): Disallow combined for if
16000 iter_type is unsigned long long. Don't combine collapse > 1 loops
16001 unless all bounds and steps are constant. Adjust extract_omp_for_data
16003 (expand_omp_for_generic): Handle pointer, unsigned and long long
16004 iterators. Handle collapsed OMP_FOR loops. Adjust
16005 for struct omp_for_data changes. If libgomp function doesn't return
16006 boolean_type_node, add comparison of the return value with 0.
16007 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16008 pointer, unsigned and long long iterators. Adjust for struct
16009 omp_for_data changes.
16010 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16011 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16012 unsigned long long. Allocate loops array, pass it to
16013 extract_omp_for_data. For collapse > 1 loops use always
16014 expand_omp_for_generic.
16015 (omp_context): Add sfield_map and srecord_type fields.
16016 (is_task_ctx, lookup_sfield): New functions.
16017 (use_pointer_for_field): Use is_task_ctx helper. Change first
16018 argument's type from const_tree to tree. Clarify comment.
16019 In OMP_TASK disallow copy-in/out sharing.
16020 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16021 (install_var_field): Add mask argument. Populate both record_type
16022 and srecord_type if needed.
16023 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16025 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16026 and DECL_FIELD_OFFSET.
16027 (scan_sharing_clauses): Adjust install_var_field callers. For
16028 firstprivate clauses on explicit tasks allocate the var by value in
16029 record_type unconditionally, rather than by reference.
16030 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16031 Use is_taskreg_ctx instead of is_parallel_ctx.
16032 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16033 (create_omp_child_function_name): Add task_copy argument, use
16034 *_omp_cpyfn* names if it is true.
16035 (create_omp_child_function): Add task_copy argument, if true create
16036 *_omp_cpyfn* helper function.
16037 (scan_omp_parallel): Adjust create_omp_child_function callers.
16038 Rename parallel_nesting_level to taskreg_nesting_level.
16039 (scan_omp_task): New function.
16040 (lower_rec_input_clauses): Don't run constructors for firstprivate
16041 explicit task vars which are initialized by *_omp_cpyfn*.
16042 Pass outer var ref to omp_clause_default_ctor hook if
16043 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16044 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16045 OMP_CLAUSE_REDUCTION_INIT.
16046 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16047 avoid duplicate setting of fields. Handle
16048 OMP_CLAUSE_PRIVATE_OUTER_REF.
16049 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16050 copy-out if TREE_READONLY, only copy-in.
16051 (expand_task_copyfn): New function.
16052 (expand_task_call): New function.
16053 (struct omp_taskcopy_context): New type.
16054 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16056 (lower_omp_parallel): Rename to...
16057 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16058 Call create_task_copyfn if srecord_type is needed. Adjust
16060 (task_shared_vars): New variable.
16061 (check_omp_nesting_restrictions): Warn if work-sharing,
16062 barrier, master or ordered region is closely nested inside OMP_TASK.
16063 Add warnings for barrier if closely nested inside of work-sharing,
16064 ordered, or master region.
16065 (scan_omp_1): Call check_omp_nesting_restrictions even for
16066 GOMP_barrier calls. Rename parallel_nesting_level to
16067 taskreg_nesting_level. Handle OMP_TASK.
16068 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16069 work-sharing construct, continue looking for them on parent parallel
16071 (lower_omp_for_lastprivate): Add lastprivate clauses
16072 to the beginning of dlist rather than end. Adjust for struct
16073 omp_for_data changes.
16074 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16075 not after it. Handle collapsed OMP_FOR loops, adjust for
16076 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16077 (get_ws_args_for): Adjust extract_omp_for_data caller.
16078 (scan_omp_for): Handle collapsed OMP_FOR
16079 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16080 (lower_omp_single_simple): If libgomp function doesn't return
16081 boolean_type_node, add comparison of the return value with 0.
16082 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16083 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16084 (parallel_nesting_level): Rename to...
16085 (taskreg_nesting_level): ... this.
16086 (is_taskreg_ctx): New function.
16087 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16088 of is_parallel_ctx.
16089 (execute_lower_omp): Rename parallel_nesting_level to
16090 taskreg_nesting_level.
16091 (expand_omp_parallel): Rename to...
16092 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16093 Call omp_task_call for OMP_TASK regions.
16094 (expand_omp): Adjust caller, handle OMP_TASK.
16095 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16097 * bitmap.c (bitmap_default_obstack_depth): New variable.
16098 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16099 if argument is NULL and bitmap_default_obstack is already initialized.
16100 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16102 * matrix-reorg.c (matrix_reorg): Likewise.
16104 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16106 * config/i386/i386.md (*indirect_jump): Macroize using P
16107 mode iterator. Remove !TARGET_64BIT from insn constraints.
16108 (*tablejump_1): Ditto.
16109 (*indirect_jump_rex64): Remove insn pattern.
16110 (*tablejump_1_rex64): Ditto.
16111 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16112 and eh_return_si insn patterns.
16114 2008-06-06 Richard Guenther <rguenther@suse.de>
16116 * tree-ssa-structalias.c (merge_smts_into): Remove.
16117 (find_what_p_points_to): Do not bother to compute the
16118 points-to set for pt_anything pointers.
16119 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16120 for pt_anything pointers is ok.
16122 2008-06-06 Jan Hubicka <jh@suse.cz>
16124 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16126 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16128 * cgraph.c: Fix typos in comments.
16129 (cgraph_availability_names): Fix string typo.
16130 * fold-const.c: Fix typos in comments.
16131 (fold_binary): Fix typo in warning.
16132 * genautomata.c: Fix typos in comments.
16133 (check_presence_pattern_sets): Fix typo in local variable.
16134 (output_description): Fix typo in output.
16135 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16136 * hwint.h: Likewise.
16137 * matrix-reorg.c (check_allocation_function): Likewise.
16138 * omega.c (smooth_weird_equations): Likewise.
16139 * auto-inc-dec.c: Fix typos in comments.
16140 * bb-reorder.c: Likewise.
16141 * builtins.c: Likewise.
16142 * c-common.c: Likewise.
16143 * c-cppbuiltin.c: Likewise.
16144 * c-parser.c: Likewise.
16145 * c-pretty-print.c: Likewise.
16146 * cfgcleanup.c: Likewise.
16147 * cfgexpand.c: Likewise.
16148 * cfghooks.c: Likewise.
16149 * cfglayout.c: Likewise.
16150 * cfgloopmanip.c: Likewise.
16151 * cgraphunit.c: Likewise.
16152 * coverage.c: Likewise.
16153 * dbxout.c: Likewise.
16154 * df-byte-scan.c: Likewise.
16155 * df-core.c: Likewise.
16156 * df-problems.c: Likewise.
16157 * df-scan.c: Likewise.
16159 * dominance.c: Likewise.
16160 * domwalk.c: Likewise.
16162 * dwarf2out.c: Likewise.
16163 * emit-rtl.c: Likewise.
16164 * et-forest.c: Likewise.
16165 * function.c: Likewise.
16166 * function.h: Likewise.
16168 * gcov-io.c: Likewise.
16169 * gcov.c: Likewise.
16170 * gcse.c: Likewise.
16171 * genattrtab.c: Likewise.
16172 * ggc-page.c: Likewise.
16173 * gimplify.c: Likewise.
16174 * gthr-lynx.h: Likewise.
16175 * haifa-sched.c: Likewise.
16176 * ipa-cp.c: Likewise.
16177 * ipa-inline.c: Likewise.
16178 * ipa-prop.h: Likewise.
16179 * ipa-pure-const.c: Likewise.
16180 * ipa-struct-reorg.c: Likewise.
16181 * ipa-struct-reorg.h: Likewise.
16182 * ipa-type-escape.c: Likewise.
16184 * loop-doloop.c: Likewise.
16185 * mips-tfile.c: Likewise.
16186 * mkmap-flat.awk: Likewise.
16187 * mkmap-symver.awk: Likewise.
16188 * modulo-sched.c: Likewise.
16189 * omp-low.c: Likewise.
16190 * optabs.c: Likewise.
16191 * optabs.h: Likewise.
16192 * opts.c: Likewise.
16193 * passes.c: Likewise.
16194 * postreload-gcse.c: Likewise.
16195 * postreload.c: Likewise.
16196 * predict.c: Likewise.
16197 * pretty-print.h: Likewise.
16198 * profile.c: Likewise.
16199 * protoize.c: Likewise.
16200 * ra-conflict.c: Likewise.
16201 * real.c: Likewise.
16202 * recog.c: Likewise.
16203 * regclass.c: Likewise.
16204 * regs.h: Likewise.
16205 * reload.c: Likewise.
16206 * rtl-error.c: Likewise.
16207 * rtlanal.c: Likewise.
16208 * scan.h: Likewise.
16209 * sched-rgn.c: Likewise.
16211 * stmt.c: Likewise.
16212 * target.h: Likewise.
16213 * tree-dfa.c: Likewise.
16214 * tree-eh.c: Likewise.
16215 * tree-flow-inline.h: Likewise.
16216 * tree-inline.c: Likewise.
16217 * tree-into-ssa.c: Likewise.
16218 * tree-loop-distribution.c: Likewise.
16219 * tree-nested.c: Likewise.
16220 * tree-parloops.c: Likewise.
16221 * tree-pass.h: Likewise.
16222 * tree-pretty-print.c: Likewise.
16223 * tree-profile.c: Likewise.
16224 * tree-scalar-evolution.c: Likewise.
16225 * tree-sra.c: Likewise.
16226 * tree-ssa-alias-warnings.c: Likewise.
16227 * tree-ssa-ccp.c: Likewise.
16228 * tree-ssa-coalesce.c: Likewise.
16229 * tree-ssa-dom.c: Likewise.
16230 * tree-ssa-dse.c: Likewise.
16231 * tree-ssa-forwprop.c: Likewise.
16232 * tree-ssa-live.c: Likewise.
16233 * tree-ssa-live.h: Likewise.
16234 * tree-ssa-loop-im.c: Likewise.
16235 * tree-ssa-loop-ivopts.c: Likewise.
16236 * tree-ssa-loop-niter.c: Likewise.
16237 * tree-ssa-loop-prefetch.c: Likewise.
16238 * tree-ssa-phiopt.c: Likewise.
16239 * tree-ssa-phiprop.c: Likewise.
16240 * tree-ssa-sccvn.c: Likewise.
16241 * tree-ssa-ter.c: Likewise.
16242 * tree-ssa-threadupdate.c: Likewise.
16243 * tree-ssa.c: Likewise.
16244 * tree-vect-analyze.c: Likewise.
16245 * tree-vect-transform.c: Likewise.
16246 * tree-vectorizer.c: Likewise.
16247 * tree-vn.c: Likewise.
16248 * tree-vrp.c: Likewise.
16249 * tree.c: Likewise.
16250 * tree.def: Likewise.
16251 * tree.h: Likewise.
16252 * unwind-dw2-fde.c: Likewise.
16253 * unwind.inc: Likewise.
16254 * value-prof.c: Likewise.
16255 * vmsdbgout.c: Likewise.
16257 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16259 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16260 always place FP constants in the TOC for TARGET_POWERPC64.
16261 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16263 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16265 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16266 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16267 enable for TARGET_E500_DOUBLE.
16268 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16269 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16270 floating-point modes like integer modes for E500 double.
16271 (rs6000_legitimate_offset_address_p): Likewise.
16272 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16273 addressing for DDmode for E500 double.
16274 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16275 modes as using 64-bits of registers for E500 double.
16276 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16277 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16278 specially for E500 double.
16279 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16280 TDmode for E500 double.
16281 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16282 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16283 (rs6000_split_multireg_move): Do not handle TDmode specially for
16285 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16286 using 64-bit registers for E500 double.
16287 (emit_frame_save): Do not handle DDmode specially for E500 double.
16288 (gen_frame_mem_offset): Likewise.
16289 (rs6000_function_value): Do not call spe_build_register_parallel
16290 for DDmode or TDmode.
16291 (rs6000_libcall_value): Likewise.
16292 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16293 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16296 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16298 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16301 2008-06-04 Junjie Gu <jgu@tensilica.com>
16303 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16304 comparison for frame pointers.
16306 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16309 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16311 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16314 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16315 register is already smaller or equal to required mode.
16317 2008-06-04 Xinliang David Li <davidxl@google.com>
16319 * tree-call-cdce.c: New file.
16320 (cond_dead_built_in_calls): New static variable.
16321 (input_domain): New struct.
16322 (check_pow): New function.
16323 (check_builtin_call): Ditto.
16324 (check_target_format): Ditto.
16325 (is_call_dce_candidate): Ditto.
16326 (gen_one_condition): Ditto.
16327 (gen_conditions_for_domain): Ditto.
16328 (get_domain): Ditto.
16329 (gen_conditions_for_pow_cst_base): Ditto.
16330 (gen_conditions_for_pow_int_base): Ditto.
16331 (gen_conditions_for_pow): Ditto.
16332 (get_no_error_domain): Ditto.
16333 (gen_shrink_wrap_conditions): Ditto.
16334 (shrink_wrap_one_built_in_call): Ditto.
16335 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16336 (tree_call_cdce): Ditto.
16337 (gate_call_cdce): Ditto.
16338 (pass_call_cdce): New gimple pass.
16339 * passes.c: (init_optimization_passes): New pass.
16340 * tree-pass.h: New pass declaration.
16341 * opts.c (decode_options): New flag setting.
16342 * common.opt: Add -ftree-builtin-call-dce flag.
16343 * Makefile.in: Add new source file.
16344 * tempvar.def: New tv_id.
16345 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16347 2008-06-04 Richard Guenther <rguenther@suse.de>
16349 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16350 (is_call_clobbered): Always check var_ann->call_clobbered.
16351 (mark_call_clobbered): Always set var_ann->call_clobbered.
16352 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16353 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16354 (reset_alias_info): Clear call clobbering info on MTAGs and
16356 (set_pt_anything): Set pt_global_mem.
16357 (create_tag_raw): Adjust comment.
16358 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16360 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16361 Maxim Kuvyrkov <maxim@codesourcery.com>
16363 * config/m68k/m68k.opt (mxgot): New option.
16364 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16365 (m68k_output_addr_const_extra): New.
16366 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16367 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16368 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16369 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16371 2008-06-04 Richard Guenther <rguenther@suse.de>
16373 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16374 negative or non-representable offsets.
16376 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16378 * config/i386/i386.c (ix86_gen_leave): New.
16379 (ix86_gen_pop1): Likewise.
16380 (ix86_gen_add3): Likewise.
16381 (ix86_gen_sub3): Likewise.
16382 (ix86_gen_sub3_carry): Likewise.
16383 (ix86_gen_one_cmpl2): Likewise.
16384 (ix86_gen_monitor): Likewise.
16385 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16386 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16387 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16388 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16389 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16390 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16391 (ix86_expand_epilogue): Updated.
16392 (print_operand): Handle integer register operand for 'z'.
16393 (ix86_expand_strlensi_unroll_1): Likewise.
16394 (ix86_expand_strlen): Likewise.
16395 (ix86_expand_builtin): Likewise.
16396 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16397 mov{q}/mov{l} and add{q}/add{l}.
16399 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16401 * config/i386/i386.md (P): New mode iterator.
16402 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16403 using P mode iterator.
16404 (DFmode push_operand splitter): Ditto.
16405 (XFmode push_operand splitter): Ditto.
16406 (DFmode float_extend SFmode push_operand splitter): Ditto.
16407 (XFmode float_extend SFmode push_operand splitter): Do not generate
16408 SImode pushes for 64bit target. Macroize Dimode and SImode
16409 pushes using P mode iterator.
16410 (XFmode float_extend DFmode push_operand splitter): Ditto.
16412 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16414 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16415 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16416 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16417 return type to int.
16418 (ix86_call_abi_override): Remove check for call_used_regs.
16420 2008-06-03 Richard Guenther <rguenther@suse.de>
16422 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16423 for the lhs of calls if the return type contains pointers.
16425 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16427 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16428 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16429 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16430 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16431 of cfun and DEFAULT_ABI to deceide abi mode.
16432 (DEFAULT_ABI): New.
16433 (REG_PARM_STACK_SPACE): Removed.
16434 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16435 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16436 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16437 (ix86_function_abi): Likewise.
16438 (ix86_function_type_abi): Likewise.
16439 (ix86_call_abi_override): Likewise.
16440 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16441 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16442 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16443 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16445 (X86_64_REGPARM_MAX): New.
16446 (X86_64_SSE_REGPARM_MAX): New.
16447 (X64_REGPARM_MAX): New.
16448 (X64_SSE_REGPARM_MAX): New.
16449 (X86_32_REGPARM_MAX): New.
16450 (X86_32_SSE_REGPARM_MAX): New.
16451 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16452 (ix86_function_regparm): Handle user calling abi.
16453 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16454 by DEFAULT_ABI versus SYSV_ABI check.
16455 (ix86_reg_parm_stack_space): New.
16456 (ix86_function_type_abi): New.
16457 (ix86_call_abi_override): New.
16458 (ix86_function_abi): New.
16459 (ix86_cfun_abi): New.
16460 (init_cumulative_args): Call abi specific initialization.
16461 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16462 (function_arg_64): Extend SSE_REGPARM_MAX check.
16463 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16464 (ix86_pass_by_reference): Likewise.
16465 (ix86_function_value_regno_p): Likewise.
16466 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16467 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16468 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16469 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16470 (setup_incoming_varargs_64): Adjust regparm for call abi.
16471 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16472 (ix86_va_start): Likewise.
16473 (ix86_gimplify_va_arg): Likewise.
16474 (ix86_expand_prologue): Likewise.
16475 (output_pic_addr_const): Likewise.
16476 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16477 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16478 (x86_output_mi_thunk): Likewise.
16479 (x86_function_profiler): Likewise.
16480 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16481 (SYSV_ABI, MS_ABI): New constants.
16482 (DEFAULT_ABI): New.
16483 (init_regs): Add prototype of function in regclass.c file.
16484 (OVERRIDE_ABI_FORMAT): New.
16485 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16486 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16487 (OUTGOING_REG_PARM_STACK_SPACE): New.
16488 (ix86_reg_parm_stack_space): New prototype.
16489 (CUMULATIVE_ARGS): Add call_abi member.
16490 (machine_function): Add call_abi member.
16491 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16492 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16494 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16497 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16498 (avr_builtin_setjmp_frame_value): New function.
16499 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16500 (nonlocal_goto): Define.
16502 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16504 * config/mips/mips.c (mips_emit_loadgp): Return early if
16505 there is nothing do to, otherwise emit a blockage if
16506 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16507 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16509 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16511 * configure.ac: Drop unneeded backslash ending up in config.in.
16512 * acinclude.m4: Likewise.
16513 * config.in: Regenerate.
16515 2008-05-26 Jan Hubicka <jh@suse.cz>
16517 * predict.c (maybe_hot_frequency_p): Break out of...
16518 (maybe_hot_bb_p): ... here.
16519 (maybe_hot_edge_p): New.
16520 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16521 * basic-block.h (maybe_hot_edge_p): Declare.
16523 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16525 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16526 (*cmpfp_<mode>_cc): Ditto.
16527 (*fp_jcc_8<mode>_387): Ditto.
16528 (*fop_<MODEF:mode>_2_i387): Ditto.
16529 (*fop_<MODEF:mode>_3_i387): Ditto.
16530 (*fop_xf_2_i387): Ditto.
16531 (*fop_xf_3_i387): Ditto.
16533 2008-06-02 Tomas Bily <tbily@suse.cz>
16535 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16537 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16539 * config/mips/mips.c (mips_valid_offset_p): New function.
16540 (mips_valid_lo_sum_p): Likewise.
16541 (mips_classify_address): Use them.
16542 (mips_force_address): New function.
16543 (mips_legitimize_address): Use it.
16544 * config/mips/mips.md (MOVE128): New mode iterator.
16545 (movtf): Require TARGET_64BIT. Remove empty strings.
16546 (*movtf_internal): Rename to...
16547 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16548 of "R" and use {,fp}{load,store} attributes instead of "multi".
16549 Use a separate define_split.
16550 (*movtf_mips16): New pattern.
16552 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16554 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16555 * config/mips/mips.c (mips_expand_before_return): New function.
16556 (mips_expand_epilogue): Call it.
16557 * config/mips/mips.md (return): Turn into a define_expand.
16558 (*return): New insn.
16560 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16562 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16563 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16564 functions. Do not emit uses and clobbers of CONCATs; individually
16565 use and clobber their operands.
16566 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16567 gen_clobber, emit_use and gen_use.
16568 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16569 (expand_builtin_return): Likewise.
16570 * cfgbuild.c (count_basic_blocks): Likewise.
16571 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16572 * explow.c (emit_stack_restore): Likewise.
16573 * expmed.c (extract_bit_field_1): Likewise.
16574 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16575 (emit_move_multi_word, store_constructor): Likewise.
16576 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16577 (thread_prologue_and_epilogue_insns): Likewise.
16578 * lower-subreg.c (resolve_simple_move): Likewise.
16579 * optabs.c (widen_operand, expand_binop): Likewise.
16580 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16581 * reload.c (find_reloads): Likewise.
16582 * reload1.c (eliminate_regs_in_insn): Likewise.
16583 * stmt.c (expand_nl_goto_receiver): Likewise.
16584 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16585 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16586 * config/arm/arm.c (arm_load_pic_register): Likewise.
16587 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16588 * config/arm/arm.md (untyped_return): Likewise.
16589 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16590 * config/avr/avr.c (expand_prologue): Likewise.
16591 * config/bfin/bfin.c (do_unlink): Likewise.
16592 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16593 * config/cris/cris.c (cris_expand_prologue): Likewise.
16594 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16595 (machopic_legitimize_pic_address): Likewise.
16596 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16597 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16598 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16599 (ix86_expand_convert_uns_didf_sse): Likewise.
16600 (ix86_expand_vector_init_general): Likewise.
16601 * config/ia64/ia64.md (eh_epilogue): Likewise.
16602 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16603 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16604 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16605 (config/iq2000/iq2000.c): Likewise.
16606 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16607 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16608 (builtin_longjmp): Likewise.
16609 * config/mn10300/mn10300.md (call, call_value): Likewise.
16610 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16611 * config/pdp11/pdp11.md (abshi2): Likewise.
16612 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16613 * config/s390/s390.c (s390_emit_prologue): Likewise.
16614 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16615 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16616 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16617 * config/sh/sh.c (prepare_move_operands): Likewise.
16618 (output_stack_adjust, sh_expand_epilogue): Likewise.
16619 (sh_set_return_address, sh_expand_t_scc): Likewise.
16620 * config/sparc/sparc.c (load_pic_register): Likewise.
16621 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16622 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16623 * config/v850/v850.c (expand_epilogue): Likewise.
16625 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16627 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16628 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16629 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16630 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16631 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16632 stack pointer register.
16633 (output_movhi): Remove code for interrupt specific writing to the
16634 stack pointer register.
16636 2008-05-31 Richard Guenther <rguenther@suse.de>
16638 PR tree-optimization/34244
16639 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16640 (tree_expr_nonzero_warnv_p): Likewise.
16641 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16642 ssa_name_nonnegative_p.
16643 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16644 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16645 not tree_expr_nonzero_warnv_p.
16647 PR tree-optimization/36262
16649 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16651 PR tree-optimization/34244
16652 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16653 (record_numbers_of_iterations): New function.
16654 (execute_vrp): Cache the numbers of iterations of loops.
16655 * tree-scalar-evolution.c (scev_reset_except_niters):
16657 (scev_reset): Use scev_reset_except_niters.
16658 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16660 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16662 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16663 __WORKAROUND_RETS when appropriate.
16665 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16667 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16668 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16670 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16671 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16672 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16673 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16674 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16675 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16676 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16677 *fop_df_1_sse insn patterns using MODEF mode iterator.
16678 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16679 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16680 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16681 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16682 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16683 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16684 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16685 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16686 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16687 (*fop_xf_5_i387): Ditto.
16688 (*fop_xf_6_i387): Ditto.
16690 2008-05-30 Richard Guenther <rguenther@suse.de>
16692 * builtins.c (build_string_literal): Avoid generating
16693 a non-gimple_val result.
16695 2008-05-30 DJ Delorie <dj@redhat.com>
16697 * exec-tool.in: Use an environment variable (private) instead of a
16698 file (shared) as a semaphore, so as to not break parallel builds.
16700 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16702 * optabs.c (maybe_encapsulate_block): Remove.
16703 (emit_libcall_block): Adjust accordingly.
16704 * optabs.h (maybe_encapsulate_block): Remove prototype.
16706 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16707 Don't use maybe_encapsulate_block.
16709 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16711 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16712 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16713 rtx is a SYMBOL_REF before calling get_pool_constant.
16715 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16717 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16719 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16721 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16722 rather than OS names to choose INO_T_EQ definition.
16723 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16724 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16726 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16729 * config/darwin-f.c: New.
16730 * config/t-darwin: Added rule to build darwin-f.o.
16731 * config.gcc: Defined new variable, fortran_target_objs.
16732 (*-*-darwin*): Set fortran_target_objs.
16733 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16734 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16735 * configure: Regenerated.
16737 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16740 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16741 canonical type if needed.
16743 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16745 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16747 2008-05-29 Richard Guenther <rguenther@suse.de>
16749 PR tree-optimization/36343
16750 PR tree-optimization/36346
16751 PR tree-optimization/36347
16752 * tree-flow.h (clobber_what_p_points_to): Declare.
16753 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16754 pointed-to variable is dereferenced is irrelevant to whether
16755 the pointer can access the pointed-to variable.
16756 (clobber_what_p_points_to): New function.
16757 * tree-ssa-alias.c (set_initial_properties): Use it.
16758 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16759 call clobber check for NMTs.
16761 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16763 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16764 for printing gcov_type.
16766 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16768 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16769 and the eh region information.
16770 * value-prof.c (gimple_move_stmt_histograms): New function.
16771 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16773 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16775 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16777 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16779 * value-prof.c (tree_ic_transform): Print counts.
16780 * tree-profile.c (tree_gen_ic_func_profiler):
16781 Clear __gcov_indreict_call_callee variable to avoid misattribution
16784 2008-05-28 Rafael Espíndola <espindola@google.com>
16786 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16789 2008-05-28 Richard Guenther <rguenther@suse.de>
16791 PR tree-optimization/36339
16792 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16793 and clobbering code out of the loop.
16795 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16797 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16800 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16801 s390_contiguous_bitmask_p, s390_symref_operand_p,
16802 s390_check_symref_alignment, s390_reload_larl_operand,
16803 s390_reload_symref_address): New functions.
16804 (s390_branch_condition_mnemonic): Support compare and branch
16806 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16807 and 'W' constraints.
16808 (s390_secondary_reload): Add secondary reloads for unaligned
16809 symbol refs or symbol refs to floating point or QI/TI mode
16811 (legitimate_address_p): Accept symbol references as addresses.
16812 (s390_expand_insv): Use rotate and insert selected bits
16813 instruction for insv when building for z10.
16814 (print_operand_address): Handle symbol ref addresses.
16815 (print_operand): Output modifier 'c' added for signed byte values.
16816 (s390_encode_section_info): Mark symbol refs with
16817 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16819 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16820 (length attribute): RRF, RRR have 4 byte length.
16821 (FPALL, INTALL): New mode iterators added.
16822 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16823 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16824 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16825 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16826 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16827 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16828 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16829 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16831 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16832 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16833 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16834 reload<INTALL:mode><P:mode>_toreg_z10,
16835 reload<FPALL:mode><P:mode>_tomem_z10,
16836 reload<FPALL:mode><P:mode>_toreg_z10,
16837 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16838 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16839 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16840 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16842 (movmem, clrmem, cmpmem): New splitters added.
16844 * config/s390/predicates.md (larl_operand): Use
16845 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16846 SYMBOL_REF_ALIGN1_P.
16847 (s390_signed_integer_comparison,
16848 s390_unsigned_integer_comparison): New predicates.
16850 * config/s390/s390-protos.h (s390_check_symref_alignment,
16851 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16852 s390_reload_symref_address,
16853 s390_compare_and_branch_condition_mask): Prototypes added.
16855 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16856 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16857 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16859 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16861 * config/s390/s390.c (z10_cost): New cost function for z10.
16862 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16863 (s390_issue_rate): Adjust issue rate for z10.
16864 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16865 (processor_flags): Add PF_Z10.
16866 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16867 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16868 * gcc/config.gcc: Add z10.
16870 2008-05-28 Richard Guenther <rguenther@suse.de>
16872 PR tree-optimization/36291
16873 * tree-flow. h (struct gimple_df): Remove var_anns member.
16874 * tree-flow-inline.h (gimple_var_anns): Remove.
16875 (var_ann): Simplify.
16876 * tree-dfa.c (create_var_ann): Simplify.
16877 (remove_referenced_var): Clear alias info from var_anns of globals.
16878 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16879 (delete_tree_ssa): Clear alias info from var_anns of globals.
16880 Do not free var_anns.
16881 (var_ann_eq): Remove.
16882 (var_ann_hash): Likewise.
16884 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16886 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16887 and loongson2f entries.
16888 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16889 * config/mips/mips.h (processor_type): Add Loongson-2E
16890 and Loongson-2F entries.
16891 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16892 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16893 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16894 * doc/invoke.texi (MIPS Options): Document loongson2e
16895 and loongson2f processor names.
16897 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16901 * config/i386/i386.c (ix86_function_arg_boundary): Use
16902 alignment of canonical type.
16903 (ix86_expand_vector_move): Check unaligned memory access for
16906 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16908 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
16909 Moved to the front of file.
16911 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
16912 H.J. Lu <hongjiu.lu@intel.com>
16914 * dwarf2out.c (current_fde): New.
16916 (lookup_cfa:): Likewise.
16917 (dwarf2out_end_epilogue): Likewise.
16918 (dwarf2out_note_section_used): Likewise.
16920 2008-05-27 Michael Matz <matz@suse.de>
16923 * c.opt (Wenum-compare): New warning option.
16924 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
16926 2008-05-27 Michael Matz <matz@suse.de>
16928 PR middle-end/36326
16929 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
16931 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
16932 into memory as tail calls.
16934 2008-05-27 Richard Guenther <rguenther@suse.de>
16936 PR tree-optimization/36339
16937 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
16938 pointers cause all addressable variables to be call clobbered.
16940 2008-05-27 Richard Guenther <rguenther@suse.de>
16942 PR tree-optimization/36245
16943 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
16945 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16947 * config/s390/s390.md: Replace all occurences of the 'm'
16948 constraint with 'RT'.
16950 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16952 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
16954 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
16956 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
16957 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
16958 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
16960 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16962 * reload.c: (find_reloads): Skip alternatives according to the
16963 "enabled" attribute. Constify the constraint variable.
16964 * recog.c (get_attr_enabled): Add default implementation.
16965 (extract_insn): Set the alternative_enabled_p array
16966 in the recog_data struct.
16967 (preprocess_constraints, constrain_operands): Skip
16968 alternatives according to the "enabled" attribute
16969 * recog.h (struct recog_data): New field alternative_enabled_p.
16970 (skip_alternative): New inline function.
16971 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
16972 (record_reg_classes): Skip alternative according to the
16973 "enabled" attribute.
16975 * doc/md.texi: Add documention for the "enabled" attribute.
16977 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16979 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
16980 * postreload.c (reload_cse_simplify_operands): Replace 'm'
16981 constraint with TARGET_MEM_CONSTRAINT.
16982 * recog.c (asm_operand_ok, preprocess_constraints,
16983 constrain_operands): Likewise.
16984 * regclass.c (record_reg_classes): Likewise.
16985 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
16986 * reload1.c (maybe_fix_stack_asms): Likewise.
16987 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
16988 * recog.h: Adjust comment.
16989 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
16990 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
16991 * doc/md.texi: Add a note to description of 'm' constraint.
16992 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
16994 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
16996 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
16997 that the bitfield is of integral type before testing its precision.
16999 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17000 Sa Liu <saliu@de.ibm.com>
17002 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17003 __modti3, __udivti3, __umodti3 and __udivmodti4.
17004 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17005 that implement TImode mul and div functions.
17006 * config/spu/multi3.c: New. Implement __multi3.
17007 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17008 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17011 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17013 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17014 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17015 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17016 tls_sysv_suffix): New mode and mode attribute iterators.
17017 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17018 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17019 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17020 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17021 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17024 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17026 PR tree-optimization/36329
17027 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17028 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17029 * cgraphbuild.c (initialize_inline_failed): Use the latter
17030 macro in lieu of the former.
17031 * ipa-inline.c (cgraph_mark_inline): Likewise.
17032 (cgraph_decide_inlining_of_small_function): Likewise.
17033 (cgraph_decide_inlining): Likewise.
17034 (cgraph_decide_inlining_incrementally): Likewise.
17036 2008-05-26 Tristan Gingold <gingold@adacore.com>
17037 Anatoly Sokolov <aesok@post.ru>
17039 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17040 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17041 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17042 optimization for 'avr6' architecture.
17044 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17047 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17049 2008-05-26 Richard Guenther <rguenther@suse.de>
17051 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17052 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17054 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17056 PR middle-end/36253
17057 * caller-save.c (insert_restore): Verify alignment of spill space.
17058 (insert_save): Likewise.
17059 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17060 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17061 (STACK_SLOT_ALIGNMENT): Likewise.
17062 * function.c (LOCAL_ALIGNMENT): Removed.
17063 (get_stack_local_alignment): New.
17064 (assign_stack_local): Use it. Set alignment on stack slot.
17065 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17066 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17067 (STACK_SLOT_ALIGNMENT): New.
17068 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17069 stack slot in XFmode.
17071 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17073 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17076 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17077 argument operand in rax isn't removed.
17079 2008-05-26 Richard Guenther <rguenther@suse.de>
17081 PR middle-end/36300
17082 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17083 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17085 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17088 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17090 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17092 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17093 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17095 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17097 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17098 build a trampoline if we don't want one.
17099 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17100 return zero for nested functions if we don't want a trampoline.
17102 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17104 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17106 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17109 * c.opt: Removed undocumented option '-lang-fortran'.
17110 * c-common.h: Removed global variable 'lang_fortran'.
17111 * c-opts.c (c_common_handle_option): Removed code to handle
17112 option '-lang-fortran'. Updated includes.
17113 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17114 definition of '__GFORTRAN__'.
17115 (define__GNUC__): Reimplemented to use BASEVER and
17116 cpp_define_formatted.
17117 (builtin_define_with_value_n): Removed.
17118 * c-incpath.h: Renamed to ...
17119 * incpath.h: ... this.
17120 * c-incpath.c: Renamed to ...
17121 * incpath.c: ... this. Updated includes.
17122 * fix-header.c: Updated includes.
17123 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17124 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17125 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17127 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17129 * tree.h: Update the table of flags used on tree nodes.
17130 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17131 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17132 (FORCED_LABEL): Add access check.
17133 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17134 (ASM_INPUT_P): Likewise.
17135 (ASM_VOLATILE_P): Likewise.
17136 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17137 (OMP_SECTION_LAST): Access private_flag directly.
17138 (OMP_RETURN_NOWAIT): Likewise.
17139 (OMP_PARALLEL_COMBINED): Likewise.
17140 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17141 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17142 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17143 deprecated_flag directly.
17145 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17147 * final.c (frame_pointer_needed): Removed.
17148 * flags.h (frame_pointer_needed): Likewise.
17150 * function.h (rtl_data): Add frame_pointer_needed.
17151 (frame_pointer_needed): New.
17153 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17155 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17157 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17159 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17162 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17164 * c-common.c (strip_array_types): Move function to..
17166 (get_inner_array_type): Delete.
17167 * c-common.h (strip_array_types): Move declaration to..
17169 (get_inner_array_type): Delete.
17170 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17171 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17172 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17173 * config/pa/pa.c (emit_move_sequence): Likewise.
17175 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17177 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17180 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17182 * function.c: Include target hook for nonlocal_goto frame value.
17184 2008-05-24 Richard Guenther <rguenther@suse.de>
17186 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17187 variable can be only accessed through a pointer or a union.
17189 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17191 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17192 * doc/extend.texi: Likewise.
17194 2008-05-23 DJ Delorie <dj@redhat.com>
17196 * config/m32c/jump.md (untyped_call): Add.
17198 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17199 for A24 to PSImode.
17200 (m32c_address_cost): Detail costs for indirect offsets.
17202 2008-05-23 Rafael Espíndola <espindola@google.com>
17204 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17205 if a node is a SUBREG.
17206 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17209 2008-05-23 Paul Brook <paul@codesourcery.com>
17210 Carlos O'Donell <carlos@codesourcery.com>
17212 * doc/extend.texi: Clarify use of __attribute__((naked)).
17213 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17214 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17215 * function.c (use_register_for_decl): Use
17216 targetm.calls.allocate_stack_slots_for_args.
17217 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17218 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17219 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17221 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17223 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17225 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17227 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17228 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17229 is only rounded once.
17231 2008-05-23 Richard Guenther <rguenther@suse.de>
17233 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17235 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17236 Jakub Jelinek <jakub@redhat.com>
17239 * configure.ac: Handle --enable-cld.
17240 * configure: Regenerated.
17241 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17242 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17243 (ix86_current_function_needs_cld): New define.
17244 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17245 (cld): New isns pattern.
17246 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17247 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17248 * config/i386/i386.opt (mcld): New option.
17249 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17250 TARGET_CLD and ix86_current_function_needs_cld.
17251 (override_options): Use -mcld by default for 32-bit code if
17254 * doc/install.texi (Options specification): Document --enable-cld.
17255 * doc/invoke.texi (Machine Dependent Options)
17256 [i386 and x86-64 Options]: Add -mcld option.
17257 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17259 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17260 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17261 (return_in_memory_64): Likewise.
17262 (return_in_memory_ms_64): Likewise.
17264 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17266 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17267 * builtins.c (fold_builtin_fpclassify): New.
17268 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17269 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17270 * c-common.c (handle_type_generic_attribute): Adjust to accept
17271 fixed arguments before an elipsis.
17272 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17273 * doc/extend.texi: Document __builtin_fpclassify.
17275 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17277 * omp-low.c (gate_expand_omp_ssa): Remove.
17278 (pass_expand_omp_ssa): Remove.
17279 (gate_expand_omp): Do not check for flag_openmp_ssa.
17280 * common.opt (-fopenmp-ssa): Remove.
17281 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17283 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17285 * config/sh/sh.opt (mfixed-range): New option.
17286 * config/sh/sh-protos.h (sh_fix_range): Declare.
17287 * config/sh/sh.c (sh_fix_range): New function.
17288 * config/sh/sh.h (sh_fixed_range_str): Declare.
17289 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17291 * doc/invoke.texi (SH Options): Document -mfixed-range.
17293 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17295 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17296 it before the redeclaration.
17298 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17300 * config/avr/avr.c (get_sequence_length): Add new function.
17301 (expand_prologue, expand_epilogue): Remove duplicate code.
17303 2008-05-22 Rafael Espíndola <espindola@google.com>
17305 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17308 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17310 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17311 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17313 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17314 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17315 (vect_update_misalignment_for_peel): Likewise.
17316 (vector_alignment_reachable_p): Likewise.
17317 * tree-vect-transform.c (vectorizable_load): Likewise.
17318 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17319 (get_vectype_for_scalar_type): Pass mode of scalar_type
17320 to UNITS_PER_SIMD_WORD.
17322 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17323 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17324 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17325 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17326 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17328 2008-05-22 Ira Rosen <irar@il.ibm.com>
17330 PR tree-optimization/36293
17331 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17332 if the first load must be skipped because of a gap.
17334 2008-05-22 Richard Guenther <rguenther@suse.de>
17336 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17337 more cases of offset disambiguation that is possible if
17338 strict-aliasing rules apply.
17339 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17340 for basic offset and type-based disambiguation.
17342 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17344 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17345 ix86_expand_vector_set on V16QImode for SSE4.1.
17347 2008-05-21 Tom Tromey <tromey@redhat.com>
17349 * c.opt (Wimport): Mark as undocumented.
17350 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17352 (Warning Options): Likewise.
17353 * doc/cppopts.texi: Don't mention -Wimport.
17355 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17357 PR tree-optimization/36287
17358 PR tree-optimization/36286
17359 * lambda-code.c (build_access_matrix): Do not use the loop->num
17360 for computing the number of induction variables: use the loop depth
17363 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17366 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17367 option -f(no-)leading-underscore.
17369 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17371 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17372 GET_MODE_NUNITS (mode).
17374 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17376 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17377 (-mmulhw): Add 464 to description.
17378 (-mdlmzb): Likewise.
17379 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17380 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17382 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17383 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17384 * config/rs6000/rs6000.md: Update comments for 464.
17386 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17388 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17390 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17392 * config/i386/sse.md (vec_extractv4sf): Removed.
17393 (vec_extractv2df): Likewise.
17394 (vec_extractv2di): Likewise.
17395 (vec_extractv4si): Likewise.
17396 (vec_extractv8hi): Likewise.
17397 (vec_extractv16qi): Likewise.
17398 (vec_extract<mode>): New.
17400 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17402 * config/i386/sse.md (vec_setv4sf): Removed.
17403 (vec_setv2df): Likewise.
17404 (vec_setv2di): Likewise.
17405 (vec_setv4si): Likewise.
17406 (vec_setv8hi): Likewise.
17407 (vec_setv16qi): Likewise.
17408 (vec_set<mode>): New.
17410 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17412 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17413 goto for vec_concat and vec_interleave.
17415 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17417 * config/i386/sse.md (vec_initv4sf): Removed.
17418 (vec_initv2df): Likewise.
17419 (vec_initv2di): Likewise.
17420 (vec_initv4si): Likewise.
17421 (vec_initv8hi): Likewise.
17422 (vec_initv16qi): Likewise.
17423 (vec_init<mode>): New.
17425 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17427 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17429 2008-05-21 Tom Tromey <tromey@redhat.com>
17431 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17432 (zone_find_object_offset): Likewise.
17433 (gt_ggc_m_S): Likewise.
17434 (highest_bit): Likewise.
17435 * ggc-page.c (gt_ggc_m_S): New function.
17436 * stringpool.c (string_stack): Remove.
17437 (init_stringpool): Update.
17438 (ggc_alloc_string): Use ggc_alloc.
17439 (maybe_delete_ident): New function.
17440 (ggc_purge_stringpool): Likewise.
17441 (gt_ggc_m_S): Remove.
17442 * ggc-common.c (ggc_protect_identifiers): New global.
17443 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17444 ggc_protect_identifiers.
17445 * ggc.h (ggc_protect_identifiers): Declare.
17446 (gt_ggc_m_S): Update.
17447 (ggc_purge_stringpool): Declare.
17448 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17449 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17451 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17453 2008-05-21 David S. Miller <davem@davemloft.net>
17455 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17458 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17460 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17463 2008-05-20 David Daney <ddaney@avtrex.com>
17465 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17466 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17467 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17468 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17469 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17470 (atomic_hiqi_op): New define_code_iterator.
17471 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17472 mips_expand_compare_and_swap_12.
17473 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17474 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17475 (sync_<optab><mode>, sync_old_<optab><mode>,
17476 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17477 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17478 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17479 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17480 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17481 (test_and_set_12): New insn.
17482 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17483 sync_new_<optab><mode>, sync_old_nand<mode>,
17484 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17485 clobber to operand 0 for SI and DI mode insns.
17486 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17487 mips_gen_fn_4): New typedefs.
17488 (mips_gen_fn_ptrs): Define new union type.
17489 (mips_expand_compare_and_swap_12): Remove declaration.
17490 (mips_expand_atomic_qihi): Declare function.
17491 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17492 (mips_expand_atomic_qihi): ... this. Use new generator function
17494 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17495 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17496 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17497 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17498 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17499 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17500 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17501 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17502 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17503 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17506 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17508 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17511 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17513 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17514 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17515 (avr_attribute_table): Add 'OS_main' function attribute.
17516 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17517 functions with 'OS_main' attribute.
17519 2008-05-20 Richard Guenther <rguenther@suse.de>
17521 PR tree-optimization/35204
17522 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17523 helper, split out from ...
17524 (DFS): ... here. Make the DFS walk non-recursive.
17526 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17527 Jan Sjodin <jan.sjodin@amd.com>
17529 PR tree-optimization/36181
17530 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17531 (parallelize_loops): Don't parallelize when the loop has vector
17534 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17535 Sebastian Pop <sebastian.pop@amd.com>
17537 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17538 matrix, and never look at the tree representation of the memory
17540 (linear_transform_loops): Computes parameters and access matrices.
17541 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17543 (access_matrix_get_index_for_parameter): New.
17544 * tree-data-ref.h (struct access_matrix): New.
17545 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17546 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17547 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17548 am_vector_index_for_loop): New.
17549 (struct data_reference): Add field access_matrix.
17550 (DR_ACCESS_MATRIX): New.
17551 (compute_data_dependences_for_loop): Update declaration.
17552 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17553 * lambda.h (lambda_vector_vec_p): Declared.
17554 * lambda-code.c: Depend on pointer-set.h.
17555 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17556 av_for_af_base, av_for_af, build_access_matrix,
17557 lambda_compute_access_matrices): New.
17558 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17560 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17562 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17563 $SOURCEDIR/include.
17565 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17566 Sebastian Pop <sebastian.pop@amd.com>
17568 PR tree-optimization/36206
17569 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17571 (instantiate_scev_1): Rename flags to fold_conversions.
17572 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17573 outeside instantiation_loop.
17574 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17575 (evolution_function_is_affine_or_constant_p): Removed.
17576 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17578 (analyze_siv_subscript): Pass in the loop nest number.
17579 Call evolution_function_is_affine_in_loop instead of
17580 evolution_function_is_affine_p.
17581 (analyze_overlapping_iterations): Pass in the loop nest number.
17583 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17584 Sebastian Pop <sebastian.pop@amd.com>
17586 PR tree-optimization/36206
17587 * tree-chrec.h (chrec_fold_op): New.
17588 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17591 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17593 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17595 (remove_duplicates): Do not set inode on non-inode systems.
17598 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17600 * config.gcc (tm_file): Update comments about relative pathnames.
17602 2008-05-20 Richard Guenther <rguenther@suse.de>
17604 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17605 * tree-ssa-sccvn.c (process_scc): Likewise.
17606 * tree-ssa-sink.c (execute_sink_code): Likewise.
17607 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17608 * tree-vrp.c (process_assert_insertions): Likewise.
17609 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17610 (perform_tree_ssa_dce): Likewise.
17611 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17612 (dump_dominator_optimization_stats): Likewise.
17613 * tree-vectorizer.c (vectorize_loops): Likewise.
17615 2008-05-20 Richard Guenther <rguenther@suse.de>
17617 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17619 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17621 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17622 (ix86_i386elf_return_in_memory): Likewise.
17623 (ix86_i386interix_return_in_memory): Likewise.
17624 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17625 (SUBTARGET_RETURN_IN_MEMORY): New.
17626 * config/i386/i386elf.h: Likewise.
17627 * config/i386/ptx4-i.h: Likewise.
17628 * config/i386/sol2-10.h: Likewise.
17629 * config/i386/sysv4.h: Likewise.
17630 * config/i386/vx-common.h: Likewise.
17631 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17632 * config/i386/i386.c (ix86_return_in_memory): Made static and
17633 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17634 (ix86_i386elf_return_in_memory): Removed.
17635 (ix86_i386interix_return_in_memory): Removed.
17636 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17637 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17639 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17641 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17643 2008-05-19 Xinliang David Li <davidxl@google.com>
17645 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17647 * common.opt: Ditto.
17648 * doc/invoke.texi: Ditto.
17650 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17652 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17653 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17655 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17657 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17658 sizes of operand array from 8/4 to 4/2.
17659 (ix86_expand_vector_init_general): Change size of operand array
17660 from 32 to 16. Remove op0, op1 and half_mode.
17662 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17664 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17665 (ix86_expand_vector_init_interleave): Likewise.
17666 (ix86_expand_vector_init_general): Use them. Assert
17667 word_mode == SImode when n_words == 4.
17669 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17671 * config/i386/i386.c (ix86_secondary_reload): New static function.
17672 (TARGET_SECONDARY_RELOAD): New define.
17673 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17674 * config/i386/i386.md (reload_outqi): Remove.
17676 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17678 PR middle-end/35509
17679 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17680 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17681 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17682 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17683 (fold_builtin_1): Likewise.
17684 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17685 c-common.c (check_builtin_function_arguments): Handle
17686 BUILT_IN_ISINF_SIGN.
17687 * doc/extend.texi: Document __builtin_isinf_sign.
17688 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17690 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17692 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17693 EH cleanup at the end of the pass, search for those that have been
17694 turned into forwarder blocks and do the cleanup on their successor.
17696 2008-05-18 Richard Guenther <rguenther@suse.de>
17698 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17699 pointers to sizetype and vice versa.
17701 2008-05-18 Xinliang David Li <davidxl@google.com>
17703 * gcc/tree-ssa-dce.c: Coding style fix.
17704 (check_pow): Documentation comment.
17705 (check_log): Documenation comment. Coding style fix.
17706 (is_unnecessary_except_errno_call): Ditto.
17707 (gen_conditions_for_pow): Ditto.
17708 (gen_conditions_for_log): Ditto.
17709 (gen_shrink_wrap_conditions): Ditto.
17710 (shrink_wrap_one_built_in_calls): Ditto.
17711 * gcc/doc/invoke.texi: Better documentation string.
17712 * ChangeLog: Fix wrong change log entries from
17713 May 17 checkin on function call DCE.
17715 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17717 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17719 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17721 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17722 * df-problems.c (simulation routines): Fixed block comment to
17723 properly say how to add forwards scanning functions.
17725 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17727 * tree-inline.c (setup_one_parameter): Remove dead code.
17729 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17731 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17732 a BIT_AND_EXPR only for an INTEGER_TYPE.
17734 2008-05-17 Xinliang David Li <davidxl@google.com>
17736 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17737 (check_pow, check_log, is_unnecessary_except_errno_call): New
17738 functions to check for eliminating math functions that are pure
17739 except for setting errno.
17740 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17741 general condition expressions for shrink-wrapping pow/log calls.
17742 (gen_shrink_wrap_conditions): Ditto.
17743 (shrink_wrap_one_built_in_call): Ditto.
17744 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17745 (mark_operand_necessary): If debugging, output if OP is necessary.
17746 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17748 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17750 * gcc/common.opt: New user flag -ftree-builtin-dce.
17751 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17753 2008-05-16 David S. Miller <davem@davemloft.net>
17755 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17756 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17758 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17761 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17763 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17765 * ifcvt.c (dead_or_predicable): Rename
17766 df_simulate_one_insn_backwards to df_simulate_one_insn.
17767 * recog.c (peephole2_optimize): Ditto.
17768 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17770 * df.h: Rename df_simulate_one_insn_backwards to
17771 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17772 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17773 scanning of defs and uses.
17774 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17775 (df_simulate_one_insn_forwards): Removed.
17777 2008-05-16 Doug Kwan <dougkwan@google.com>
17779 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17781 (real_from_string): Handle NaNs and Inf as approriate.
17783 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17785 * doc/gty.texi (Source Files Containing Type Information): Note
17786 that headers should appear first in the gtfiles list.
17788 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17790 * tree.def (COND_EXEC): Properly documented this code.
17792 2008-05-16 Diego Novillo <dnovillo@google.com>
17794 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17795 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17798 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17800 * tree-ssa-dse (max_stmt_uid): Removed.
17801 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17802 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17803 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17804 * function.h (cfun.last_stmt_uid): New field.
17805 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17806 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17808 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17809 (create_stmt_ann): Initialize the ann->uid field.
17810 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17812 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17814 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17816 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17817 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17818 (init_empty_tree_cfg): Call it.
17820 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17822 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17825 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17827 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17828 * tree-dump.c (dump_options): New verbose option.
17829 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17831 * tree-pass.h (TDF_VERBOSE): New dump flag.
17832 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17833 (tree-flow.h): Added include.
17834 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17836 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17838 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17840 From Jie Zhang <jie.zhang@analog.com>
17841 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17842 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17843 mcpu=bf561-none and mcpu=bf561-0.2.
17844 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17845 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17846 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17847 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17848 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17849 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17850 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17852 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17853 (cputype_selected): Remove.
17854 (bfin_handle_option): Don't use cputype_selected.
17855 (override_options): When no mcpu option, enable all workarounds.
17856 Don't use bfin_workarounds.
17857 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17859 (DEFAULT_CPU_TYPE): Don't define.
17861 2008-05-16 Richard Guenther <rguenther@suse.de>
17863 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17864 on deletion of the last stmt.
17866 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17868 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17869 V8HImode for SSE2 and V16QImode for SSE4.1.
17871 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17873 * cgraph.h (compute_inline_parameters): Made public.
17874 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17875 variable_generate_summary, function_write_summary,
17876 variable_write_summary, variable_read_summary. Added generate_summary,
17877 write_summary, read_summary.
17878 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17879 pass_ipa_inline.function_generate_summary, to
17880 compute_inline_parameters.
17881 * ipa-inline.c (compute_inline_parameters): Made public and added
17883 (compute_inline_parameters_for_current): New function.
17884 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17885 (inline_generate_summary): Removed parameter and made to loop over
17887 (pass_ipa_inline): Updated for new IPA_PASS structure.
17888 * passes.c (execute_ipa_summary_passes): Now is called once per
17889 pass rather than once per node*pass.
17891 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17893 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17894 avr_have_mul_p, avr_asm_only_p): Remove variables.
17895 (avr_override_options): Remove initialization of removed variables.
17896 (avr_file_start): Convert removed variables to fields of
17897 'struct base_arch_s *avr_current_arch'.
17898 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
17899 (AVR_HAVE_MUL): (Ditto.).
17900 (AVR_HAVE_MOVW): (Ditto.).
17901 (AVR_HAVE_LPMX): (Ditto.).
17902 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
17903 avr_asm_only_p): Remove declaration.
17905 2008-05-15 Diego Novillo <dnovillo@google.com>
17907 * config/arm/arm.c (arm_return_in_memory): Fix return type.
17908 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
17910 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
17912 PR middle-end/36194
17913 * combine.c (check_conversion): Rename back to check_promoted_subreg.
17914 Don't call record_truncated_value from here.
17915 (record_truncated_value): Turn it into a for_each_rtx callback.
17916 (record_truncated_values): New function.
17917 (combine_instructions): Call note_uses with record_truncated_values.
17918 Change name of check_conversion to check_promoted_subreg.
17920 2008-05-15 Janis Johnson <janis187@us.ibm.com>
17922 * doc/sourcebuild.texi: Document support for torture tests.
17924 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17926 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
17927 to alternative 4 of operand 2.
17929 2008-05-15 Richard Guenther <rguenther@suse.de>
17931 * tree-pass.h (current_pass): Declare.
17932 (get_pass_for_id): Likewise.
17933 * passes.c (passes_by_id, passes_by_id_size): New globals.
17934 (set_pass_for_id): New function.
17935 (get_pass_for_id): Likewise.
17936 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
17937 (execute_function_todo): Flush per function statistics.
17938 * toplev.c (compile_file): Init statistics.
17939 (general_init): Do early statistics initialization.
17940 (finalize): Finish statistics.
17941 * statistics.h (statistics_early_init): Declare.
17942 (statistics_init): Likewise.
17943 (statistics_fini): Likewise.
17944 (statistics_fini_pass): Likewise.
17945 (statistics_counter_event): Likewise.
17946 (statistics_histogram_event): Likewise.
17947 * statistics.c: New file.
17948 * Makefile.in (OBJS-common): Add statistics.o.
17949 (statistics.o): Add dependencies.
17950 * doc/invoke.texi (-fdump-statistics): Document.
17952 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
17953 (insert): Likewise.
17954 (execute_pre): Use statistics_counter_event.
17955 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
17956 (substitute_and_fold): Increment it. Use statistics_counter_event.
17958 2008-05-15 Diego Novillo <dnovillo@google.com>
17960 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
17962 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
17963 * tree-ssa-alias.c (new_type_alias): Remove references to
17964 sub-variables from comment.
17965 * tree-ssa-operands.c (swap_tree_operands): Likewise.
17967 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17969 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
17970 attribute to 1 only for insertps alternative.
17972 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17974 * config/bfin/bfin.md (loadbytes): New pattern.
17975 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
17976 (bfin_init_builtins): Initialize it.
17977 (bdesc_1arg): Add it.
17979 2008-05-15 Sa Liu <saliu@de.ibm.com>
17981 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
17982 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
17983 * testsuite/lib/target-supports.exp: Add
17984 check_effective_target_fortran_integer_16.
17986 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17988 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
17989 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
17990 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
17991 (TARGET_RETURN_IN_MEMORY): Define.
17993 2008-05-15 Richard Guenther <rguenther@suse.de>
17995 PR middle-end/36244
17996 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
17997 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
17998 represent unmodifiable vars.
18000 2008-05-15 Richard Guenther <rguenther@suse.de>
18002 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18003 INDIRECT_REF and TARGET_MEM_REF.
18004 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18007 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18008 H.J. Lu <hongjiu.lu@intel.com>
18010 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18011 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18012 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18013 insn alternatives. Add missing alternatives.
18014 (*vec_concatv2di_rex64_sse4_1): Likewise.
18015 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18016 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18017 Require TARGET_SSE.
18019 2008-05-15 Richard Guenther <rguenther@suse.de>
18021 PR tree-optimization/36009
18022 PR tree-optimization/36204
18023 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18024 (determine_invariantness_stmt): Record the loop a store is
18025 always executed in.
18026 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18029 2008-05-15 Richard Guenther <rguenther@suse.de>
18031 PR tree-optimization/34330
18032 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18033 through the pointer will alias the SMT.
18035 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18037 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18039 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18041 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18043 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18044 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18046 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18047 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18048 (vashl_optab): New optab for vector/vector shifts.
18049 (vashr_optab): Ditto.
18050 (vlshr_optab): Ditto.
18051 (vrotl_optab): Ditto.
18052 (vrotr_optab): Ditto.
18053 (optab_subtype): New enum for optab_for_tree_code call.
18054 (optab_for_tree_code): Add enum optab_subtype argument.
18056 * optabs.c (optab_for_tree_code): Take an additional argument to
18057 distinguish between a vector shift by a scalar and vector shift by
18058 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18059 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18060 vector shift by a vector.
18061 (expand_widen_pattern_expr): Pass additional argument to
18062 optab_for_tree_code.
18064 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18065 vrotl_optab, vrotr_optab.
18067 * expr.c (expand_expr_real_1): Update calls to
18068 optab_for_tree_code to distinguish between vector shifted by a
18069 scalar and vector shifted by a vector.
18070 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18071 (supportable_narrowing_operation): Ditto.
18072 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18073 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18074 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18075 (vect_create_epilog_for_reduction): Ditto.
18076 (vectorizable_reduction): Ditto.
18077 (vectorizable_operation): Ditto.
18078 (vect_strided_store_supported): Ditto.
18079 (vect_strided_load_supported): Ditto.
18080 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18081 * expmed.c (expand_shift): Ditto.
18083 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18085 (ashr@var{m}3): Ditto.
18086 (vashl@var{m}3): Document new vector/vector shift standard name.
18087 (vashr@var{m}3): Ditto.
18088 (vlshr@var{m}3): Ditto.
18089 (vrotl@var{m}3): Ditto.
18090 (vrotr@var{m}3): Ditto.
18092 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18093 (PPERM_INVERT): Ditto.
18094 (PPERM_REVERSE): Ditto.
18095 (PPERM_REV_INV): Ditto.
18096 (PPERM_ZERO): Ditto.
18097 (PPERM_ONES): Ditto.
18098 (PPERM_SIGN): Ditto.
18099 (PPERM_INV_SIGN): Ditto.
18100 (PPERM_SRC1): Ditto.
18101 (PPERM_SRC2): Ditto.
18103 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18104 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18105 allows a memory operand to be the value being added, and split it
18106 to improve vectorization.
18107 (sse5_pmacsdqh_mem): Ditto.
18108 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18109 (sse5_mulv2div2di3_high): Ditto.
18110 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18111 (vec_pack_trunc_v4si): Ditto.
18112 (vec_pack_trunc_v2di): Ditto.
18113 (sse5_pcmov_<mode>): Remove code that tried to use use
18114 andps/andnps instead of pcmov.
18115 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18116 pmacsdqh instructions.
18117 (vec_widen_smult_lo_v4si): Ditto.
18119 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18120 (PPERM_INVERT): Ditto.
18121 (PPERM_REVERSE): Ditto.
18122 (PPERM_REV_INV): Ditto.
18123 (PPERM_ZERO): Ditto.
18124 (PPERM_ONES): Ditto.
18125 (PPERM_SIGN): Ditto.
18126 (PPERM_INV_SIGN): Ditto.
18127 (PPERM_SRC1): Ditto.
18128 (PPERM_SRC2): Ditto.
18129 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18131 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18133 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18134 says ignore whether the last reference is a memory operand.
18136 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18137 Paolo Bonzini <bonzini at gnu dot org>
18139 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18142 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18143 (vlshr<mode>3): Rename from vlshr<mode>3.
18144 (vashr<mode>3): Rename from vashr<mode>3.
18145 (mulv4sf3): Change the names of vector shift patterns.
18149 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18152 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18177 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18178 (floatunssidf2_internal): Change vector/vector shift names.
18179 (floatunsdidf2_internal): Ditto.
18186 (vashl<mode>3): Rename from ashl<mode>3.
18187 (vashr<mode>3): Rename from ashr<mode>3.
18188 (vlshr<mode>3): Rename from lshr<mode>3.
18189 (vrotl<mode>3): Rename from rotl<mode>3.
18191 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18194 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18195 multiply gives the wrong value when doing widening multiplies.
18196 (vec_widen_smult_lo_v4si): Ditto.
18198 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18200 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18201 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18202 emit_library_call_value.
18203 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18204 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18205 * calls.c (initialize_argument_information, precompute_arguments,
18206 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18207 (precompute_arguments): Removed flags parameter.
18208 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18210 2008-05-14 Richard Guenther <rguenther@suse.de>
18212 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18213 Make sure to register the store if the use is a PHI_NODE.
18215 2008-05-14 Olivier Hainque <hainque@adacore.com>
18217 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18218 memory if the component is to be referenced in BLKmode according
18219 to get_inner_reference.
18221 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18223 * calls.c (emit_library_call_value_1): Restore code clearing
18224 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18226 2008-05-14 Olivier Hainque <hainque@adacore.com>
18227 Nicolas Roche <roche@adacore.com>
18229 * configure.ac: Add support for a "gcc_subdir" variable in
18230 config-lang.in, to denote a subdirectory where the language/GCC
18231 integration files are to be found.
18232 * configure: Regenerate.
18234 2008-05-14 Ira Rosen <irar@il.ibm.com>
18236 PR tree-optimization/36098
18237 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18238 value for the first load in the group in case of a gap.
18239 (vect_build_slp_tree): Check that there are no gaps in loads.
18241 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18243 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18244 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18245 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18246 emit_insn and remove unneeded code to construct extra args.
18247 (emit_no_conflict_block): Removed.
18248 * optabls.h: (emit_no_conflict_block): Removed.
18249 * cse.c (cse_extended_basic_block): Remove search for
18250 REG_NO_CONFLICT note.
18251 * global.c: Removed incorrect comment added in revision 117.
18252 * expr.c (convert_move): Change call to emit_no_conflict_block to
18254 * recog.c: Change comments so that they do not mention
18256 * local_alloc.c (combine_regs): Removed last parameter.
18257 (no_conflict_p): Removed.
18258 (block_alloc): Removed note, no_conflict_combined_regno and set
18259 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18260 (combine_regs): Removed already_dead and code to look for
18261 REG_NO_CONFLICT notes.
18262 * lower_subreg (remove_retval_note): Removed code to look for
18263 REG_NO_CONFLICT block.
18264 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18265 (resolve_clobber): Remove code to process libcalls that have
18266 REG_NO_CONFLICT notes.
18267 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18269 * combine.c (can_combine_p, distribute_notes): Removed
18270 REG_NO_CONFLICT case.
18271 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18273 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18274 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18276 * reg-notes.def (NO_CONFLICT): Removed.
18278 2008-05-14 David S. Miller <davem@davemloft.net>
18280 * config/sparc/sparc.c (sparc_profile_hook): If
18281 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18282 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18283 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18285 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18287 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18289 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18292 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18293 and op1 expansion before vector concat to have less live pseudos.
18295 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18297 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18298 ix86_expand_vector_set if supported.
18300 2008-05-13 Diego Novillo <dnovillo@google.com>
18301 Kenneth Zadeck <zadeck@naturalbridge.com>
18303 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18305 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18306 phinodes_print_statistics, init_ssanames, fini_ssanames,
18307 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18308 release_ssa_name, release_defs, replace_ssa_name_symbol,
18309 ssanames_print_statistics): Move ...
18310 * tree-flow.h: ... here.
18311 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18312 Use FN instead of cfun.
18313 (make_ssa_name_fn): Rename from make_ssa_name.
18314 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18315 * tree-flow-inline.h (make_ssa_name): Move from
18316 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18317 * omp-low.c (expand_omp_parallel):
18318 * tree-flow-inline.h (redirect_edge_var_map_result):
18319 * tree-ssa.c (init_tree_ssa): Add argument FN.
18320 Use it instead of cfun. Update all users.
18322 2008-05-13 Tom Tromey <tromey@redhat.com>
18324 PR preprocessor/22168:
18325 * doc/cpp.texi (Top): Update menu.
18326 (Alternatives to Wrapper #ifndef): New node.
18327 (Other Directives): Document deprecation.
18328 (Obsolete Features): Remove menu.
18329 (Assertions): Merge node into Obsolete Features.
18330 (Obsolete once-only headers): Move earlier; rename to Alternatives
18331 to Wrapper #ifndef.
18332 * doc/cppopts.texi: Update.
18333 * c.opt (Wdeprecated): Enable for C and ObjC.
18334 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18335 (C++ Dialect Options): Move -Wno-deprecated from here to...
18336 (Warning Options): ... here.
18338 2008-05-13 Richard Guenther <rguenther@suse.de>
18340 PR middle-end/36227
18341 * fold-const.c (fold_sign_changed_comparison): Do not allow
18342 changes in pointer-ness.
18344 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18347 * config/sh/sh.c (sh_expand_prologue): Don't clear
18348 RTX_FRAME_RELATED_P for push insns.
18350 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18352 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18354 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18356 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18357 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18358 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18360 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18362 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18363 (*vec_concatv4sf_sse): This.
18364 (*sse2_concatv2si): Renamed to ...
18365 (*vec_concatv2si_sse2): This.
18366 (*sse1_concatv2si): Renamed to ...
18367 (*vec_concatv2si_sse): This.
18368 (*vec_concatv2di_rex): Renamed to ...
18369 (*vec_concatv2di_rex64): This.
18370 (*vec_concatv2si_sse4_1): New.
18371 (*vec_concatv2di_rex64_sse4_1): Likewise.
18373 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18375 PR rtl-optimization/36111
18376 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18377 that was created for swappable operands.
18379 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18382 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18383 * configure.ac: Add call to ACX_PROG_GNAT.
18385 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18387 * optc-gen.awk: Fix comment typo.
18389 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18391 * pretty-print.c (pp_integer_with_precision): Use
18392 HOST_LONG_LONG_FORMAT.
18394 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18396 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18398 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18400 * config/i386/i386.c (bdesc_ptest): Removed.
18401 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18402 (bdesc_args): Add __builtin_ia32_ptestz128,
18403 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18404 (ix86_init_mmx_sse_builtins): Updated.
18405 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18406 (ix86_expand_builtin): Updated.
18408 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18410 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18411 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18413 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18415 * value-prof.c (interesting_stringop_to_profile): Do not
18416 return early for BUILT_IN_MEMPCPY.
18418 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18420 * calls.c (expand_call): Don't use callgraph to increase
18421 preferred_stack_boundary.
18423 * cgraph.h (cgraph_rtl_info): Use unsigned on
18424 preferred_incoming_stack_boundary.
18426 * final.c (rest_of_clean_state): Use unsigned on
18427 preferred_stack_boundary.
18429 2008-05-09 Tom Tromey <tromey@redhat.com>
18431 PR preprocessor/22231:
18432 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18435 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18437 PR tree-optimization/36129
18438 * tree-ssa-ccp.c: Include value-prof.h.
18439 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18440 built-in function was folded to a constant.
18441 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18443 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18444 Sebastian Pop <sebastian.pop@amd.com>
18446 * tree-scalar-evolution.c: Document instantiate_scev.
18447 (instantiate_parameters_1): Renamed instantiate_scev_1.
18448 Don't use the same loop for instantiation_loop and evolution_loop.
18449 (instantiate_scev): New.
18450 (instantiate_parameters): Moved...
18451 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18452 same loop twice. Maintains the semantics for this function.
18453 * tree-scalar-evolution.h (instantiate_scev): Declare.
18454 (instantiate_parameters): ...here. Now static inline.
18455 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18456 instead of resolve_mixers.
18458 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18460 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18462 2008-05-09 Tomas Bily <tbily@suse.cz>
18464 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18465 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18466 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18467 * c-common.c (c_common_truthvalue_conversion): Likewise.
18468 * tree-object-size.c (compute_object_offset): Likewise.
18469 * tree-inline.c (estimate_num_insns_1): Likewise.
18470 * varasm.c (const_hash_1, compare_constant, copy_constant)
18471 (compute_reloc_for_constant, output_addressed_constants)
18472 (initializer_constant_valid_p): Likewise.
18473 * c-omp.c (check_omp_for_incr_expr): Likewise.
18474 * gimplify.c (gimplify_expr): Likewise.
18475 * c-typeck.c (c_finish_return): Likewise.
18476 * tree-vectorizer.c (supportable_widening_operation)
18477 (supportable_narrowing_operation): Likewise.
18478 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18479 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18480 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18481 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18482 (descr_info_loc): Likewise.
18483 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18484 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18485 (fold_unary): Likewise.
18486 * builtins.c (get_pointer_alignment): Likewise.
18487 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18488 (instantiate_parameters_1): Likewise.
18489 * tree.c (expr_align, stabilize_reference): Likewise.
18490 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18491 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18492 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18493 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18494 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18495 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18497 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18498 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18499 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18500 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18501 (forward_propagate_comparison)
18502 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18503 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18504 * emit-rtl.c (component_ref_for_mem_expr)
18505 (set_mem_attributes_minus_bitpos): Likewise.
18506 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18507 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18509 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18510 (build_function_call, pointer_diff, build_compound_expr)
18511 (c_finish_return): Likewise.
18512 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18513 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18515 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18516 * expr.c (is_aligning_offset): Likewise.
18517 * tree-ssa-alias.c (is_escape_site): Likewise.
18518 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18519 (check_all_va_list_escapes): Likewise.
18520 * tree-ssa-loop-ivopts.c (determine_base_object)
18521 (determine_common_wider_type): Likewise.
18522 * dojump.c (do_jump): Likewise.
18523 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18524 * tree-gimple.c (is_gimple_cast): Likewise.
18525 * fold-const.c (decode_field_reference, )
18526 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18527 (fold_binary): Likewise.
18528 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18529 (already_warned_in_frontend_p): Likewise.
18530 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18531 * tree.c (really_constant_p, get_unwidened): Likewise.
18532 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18533 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18534 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18536 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18538 (CONVERT_EXPR_P): Define.
18539 (CASE_CONVERT): Define.
18541 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18543 PR middle-end/36117
18544 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18545 (delete_unmarked_insns): When deleting a call, call
18546 delete_unreachable_blocks.
18547 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18548 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18550 2008-05-08 Richard Guenther <rguenther@suse.de>
18552 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18553 (-ftree-salias): Likewise.
18554 (salias-max-implicit-fields): Remove param documentation.
18555 (salias-max-array-elements): Likewise.
18556 * tree-pass.h (pass_create_structure_vars): Remove.
18557 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18558 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18559 * tree-ssa-alias.c (create_structure_vars): Remove.
18560 (gate_structure_vars): Likewise.
18561 (pass_create_structure_vars): Likewise.
18562 (gate_build_alias): Likewise.
18563 (pass_build_alias): Adjust to run always and dump the function.
18564 * common.opt (ftree-salias): Hide.
18565 * passes.c (init_optimization_passes): Remove
18566 pass_create_structure_vars, adjust comment.
18567 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18568 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18569 * opts.c (decode_options): Do not set flag_tree_salias.
18570 (common_handle_option): Add OPT_ftree_salias to the backward
18571 compatibility section.
18573 2008-05-08 Richard Guenther <rguenther@suse.de>
18575 * tree-flow-inline.h (var_can_have_subvars): Move ...
18576 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18577 * tree-flow.h (var_can_have_subvars): Remove.
18578 (push_fields_onto_fieldstack): Remove.
18579 (sort_fieldstack): Likewise.
18580 (struct fieldoff): Move ...
18581 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18582 alias_set and base_for_components fields.
18583 (sort_fieldstack): Make static.
18584 (push_fields_onto_fieldstack): Likewise. Remove code that
18585 handles anything but RECORD_TYPEs. Remove alias_set and
18586 base_for_components handling.
18587 (create_variable_info_for): Adjust.
18589 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18591 * common.opt (Wframe-larger-than=): Shorten the help message
18593 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18595 2008-05-08 Rafael Espíndola <espindola@google.com>
18597 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18599 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18600 trap and that both operands are gimple values.
18601 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18602 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18605 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18607 * read-rtl.c (join_c_conditions): Return the first string if the
18608 two strings are equal.
18610 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18612 * gensupport.h (pred_data): Add a "num_codes" field.
18613 (add_predicate_code): Declare.
18614 * gensupport.c (add_predicate_code): New function.
18615 (std_pred_table): Add an "allows_const_p" field.
18616 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18617 Remove the (incomplete) list of such codes from the codes field.
18618 (init_predicate_table): Use add_predicate_code. Add all
18619 RTX_CONST_OBJs if allows_const_p is true.
18620 * genrecog.c (process_define_predicate): Use add_predicate_code.
18622 2008-05-08 David Daney <ddaney@avtrex.com>
18623 Richard Sandiford <rsandifo@nildram.co.uk>
18625 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18626 special case of constant zero operands.
18627 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18628 old and new values. Special case constant zero values.
18629 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18631 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18632 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18634 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18637 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18638 similar RTX_CONST_OBJ before CONST_INT.
18640 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18642 * stmt.c (expand_stack_restore): Change sa mode if needed.
18644 2008-05-08 Richard Guenther <rguenther@suse.de>
18646 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18647 return type to bool.
18648 (ix86_sol10_return_in_memory): Likewise.
18649 (ix86_i386elf_return_in_memory): Likewise.
18650 (ix86_i386interix_return_in_memory): Likewise.
18651 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18652 (ix86_sol10_return_in_memory): Likewise.
18653 (ix86_i386elf_return_in_memory): Likewise.
18654 (ix86_i386interix_return_in_memory): Likewise.
18656 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18659 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18661 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18662 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18665 2008-05-08 Richard Guenther <rguenther@suse.de>
18667 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18668 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18669 (DR_SUBVARS): Remove.
18670 * tree-dfa.c (dump_subvars_for): Remove.
18671 (debug_subvars_for): Likewise.
18672 (dump_variable): Do not dump subvars.
18673 (remove_referenced_var): Do not remove subvars.
18674 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18675 (lookup_subvars_for_var): Remove.
18676 (get_subvars_for_var): Likewise.
18677 (get_subvars_at): Likewise.
18678 (get_first_overlapping_subvar): Likewise.
18679 (overlap_subvar): Likewise.
18680 * tree-flow.h (subvar_t): Remove.
18681 (struct var_ann_d): Remove subvars field.
18682 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18683 argument. Remove special handling of SFTs.
18684 (compute_tag_properties): Likewise.
18685 (set_initial_properties): Likewise.
18686 (compute_call_clobbered): Likewise.
18687 (count_mem_refs): Likewise.
18688 (compute_memory_partitions): Likewise.
18689 (compute_flow_insensitive_aliasing): Likewise.
18690 (setup_pointers_and_addressables): Likewise.
18691 (new_type_alias): Likewise.
18692 (struct used_part): Remove.
18693 (used_portions): Likewise.
18694 (struct used_part_map): Likewise.
18695 (used_part_map_eq): Likewise.
18696 (used_part_map_hash): Likewise.
18697 (free_used_part_map): Likewise.
18698 (up_lookup): Likewise.
18699 (up_insert): Likewise.
18700 (get_or_create_used_part_for): Likewise.
18701 (create_sft): Likewise.
18702 (create_overlap_variables_for): Likewise.
18703 (find_used_portions): Likewise.
18704 (create_structure_vars): Likewise.
18705 * tree.def (STRUCT_FIELD_TAG): Remove.
18706 * tree.h (MTAG_P): Adjust.
18707 (struct tree_memory_tag): Remove base_for_components and
18708 unpartitionable flags.
18709 (struct tree_struct_field_tag): Remove.
18710 (SFT_PARENT_VAR): Likewise.
18711 (SFT_OFFSET): Likewise.
18712 (SFT_SIZE): Likewise.
18713 (SFT_NONADDRESSABLE_P): Likewise.
18714 (SFT_ALIAS_SET): Likewise.
18715 (SFT_UNPARTITIONABLE_P): Likewise.
18716 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18717 (union tree_node): Remove sft field.
18718 * alias.c (get_alias_set): Remove special handling of SFTs.
18719 * print-tree.c (print_node): Remove handling of SFTs.
18720 * tree-dump.c (dequeue_and_dump): Likewise.
18721 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18722 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18723 * tree-predcom.c (set_alias_info): Do not set subvars.
18724 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18725 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18726 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18727 (add_vars_for_offset): Remove.
18728 (add_virtual_operand): Remove special handling of SFTs.
18729 (add_call_clobber_ops): Likewise.
18730 (add_call_read_ops): Likewise.
18731 (get_asm_expr_operands): Likewise.
18732 (get_modify_stmt_operands): Likewise.
18733 (get_expr_operands): Likewise.
18734 (add_to_addressable_set): Likewise.
18735 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18736 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18737 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18738 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18739 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18740 (tree_node_structure): Likewise.
18741 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18743 (find_what_p_points_to): Likewise.
18745 2008-05-08 Sa Liu <saliu@de.ibm.com>
18747 * config/spu/spu.md: Fixed subti3 pattern.
18749 2008-05-08 Richard Guenther <rguenther@suse.de>
18751 PR middle-end/36154
18752 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18753 sure to create a representative for trailing arrays for PTA.
18755 2008-05-08 Richard Guenther <rguenther@suse.de>
18757 PR middle-end/36172
18758 * fold-const.c (operand_equal_p): Two objects which types
18759 differ in pointerness are not equal.
18761 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18763 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18764 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18765 (emit_library_call_value_1): Add new variable fndecl initialized by
18766 NULL_TREE. It should be the decl type of orgfun, but this information
18767 seems not to be available here, so it uses the default calling abi.
18768 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18769 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18770 by TARGET_RETURN_IN_MEMORY.
18771 * config/i386/i386-interix.h: Likewise.
18772 * config/i386/i386.h: Likewise.
18773 * config/i386/i386elf.h: Likewise.
18774 * config/i386/ptx4-i.h: Likewise.
18775 * config/i386/sol2-10.h: Likewise.
18776 * config/i386/sysv4.h: Likewise.
18777 * config/i386/vx-common.h: Likewise.
18778 * config/cris/cris.h: Removed #if 0 clause.
18779 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18780 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18782 (ix86_sol10_return_in_memory): Likewise.
18783 (ix86_i386elf_return_in_memory): New.
18784 (ix86_i386interix_return_in_memory): New.
18785 * config/mt/mt-protos.h (mt_return_in_memory): New.
18786 * config/mt/mt.c: Likewise.
18787 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18788 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18789 * config/bfin/bfin.h: Likewise.
18790 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18792 * config/bfin/bfin.c: Likewise.
18793 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18794 * config/alpha/unicosmk.h: Likewise.
18795 * config/i386/cygming.h: Likewise.
18796 * config/iq2000/iq2000.h: Likewise.
18797 * config/mips/mips.h: Likewise.
18798 * config/mn10300/mn10300.h: Likewise.
18799 * config/rs6000/rs6000.h: Likewise.
18800 * config/score/score.h: Likewise.
18801 * config/spu/spu.h: Likewise.
18802 * config/v850/v850.h: Likewise.
18803 * defaults.h: Likewise.
18804 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18805 * expr.c (emit_block_move): Adjust use of
18806 OUTGOING_REG_PARM_STACK_SPACE.
18807 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18808 OUTGOING_REG_PARM_STACK_SPACE.
18809 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18811 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18813 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18814 on OMP_RETURN for OMP_FOR.
18817 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18818 (fortran_common): New function.
18819 (gen_variable_die): Call fortran_common instead of common_check,
18820 adjust for it returning tree instead of rtx. Formatting.
18822 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18826 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18827 * c-decl.c (merge_decls): Ditto.
18828 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18829 to RTL_CONST_OR_PURE_CALL_P.
18830 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18831 Initialized DECL_LOOPING_CONST_PURE.
18832 (process_call_operands): Set tree_side_effects properly.
18833 * tree.h (TREE_READONLY_DECL_P): Removed.
18834 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18835 (DECL_LOOPING_OR_CONST_P): New macro.
18836 (struct tree_function_decl): Added looping_const_or_pure_p.
18837 (ECF_*) Renumbered.
18838 (ECF_LOOPING_OR_CONST_P): New macro.
18839 * rtlanal.c (pure_const_p): Removed.
18840 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18841 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18842 to RTL_CONST_CALL_P.
18843 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18844 (check_decl, check_tree, check_call, scan_function): Initialize
18846 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18847 (static_execute): Set looping true for recursive functions.
18848 Undo setting state to IPA_NEITHER for recursive functions.
18849 * cse.c (cse_insn):
18850 * ifcvt.c (noce_can_store_speculate_p): Changed
18851 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18852 RTL_CONST_OR_PURE_CALL_P.
18853 * dse.c (scan_insn): Ditto.
18854 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18855 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18856 RTL_CONST_OR_PURE_CALL_P.
18857 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18858 pure_call_p to RTL_CONST_CALL_P.
18859 * gimplify.c (gimplify_call_expr): Clear side effects for
18860 non-looping pure and constant calls.
18861 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18862 (flags_from_decl_or_type): Set ecf flags from decl flags.
18863 (initialize_argument_information): Turn off
18864 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18865 Change const to pure if callee_copies is true rather than just
18867 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18868 way of marking pure calls.
18869 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18870 Remove hack that was supposed to fix pr7335 and remove old
18871 way of marking pure calls.
18872 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18873 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18874 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18875 RTL_CONST_OR_PURE_CALL_P.
18876 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18877 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18878 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18879 * sched-deps.c (schedule_analyze): Ditto.
18880 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18881 return_val field of calls to represent pure and const function info.
18882 (CONST_OR_PURE_CALL_P): Deleted macro.
18883 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18884 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18885 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18887 * tree-optimize.c (execute_fixup_cfg): Added test for
18888 ECF_LOOPING_CONST_OR_PURE.
18889 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18891 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18892 effects for looping pure or const calls.
18893 (verify_gimple_expr): Added verification code.
18894 * config/alpha/alpha.c (alpha_legitimize_address,
18895 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18897 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
18898 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
18899 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
18900 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
18901 RTL_CONST_OR_PURE_CALL_P.
18902 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
18903 and const calls to be deleted.
18905 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18908 * config/i386/mmx.md (mmx_subv2sf3): New expander.
18909 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
18910 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
18911 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18912 to handle nonimmediate operands.
18913 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
18914 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
18915 to handle nonimmediate operands.
18916 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
18917 (mmx_pmulhrwv4hi3): New expander. Use
18918 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18919 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
18920 (sse2_umulv1siv1di3): New expander. Use
18921 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18922 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
18923 (mmx_eq<mode>3): New expander. Use
18924 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18925 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
18926 (mmx_uavgv8qi3): New expander. Use
18927 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18928 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
18929 (mmx_uavgv4hi3): New expander. Use
18930 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18932 * config/i386/sse.md
18933 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
18934 to handle nonimmediate operands.
18935 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
18936 to handle nonimmediate operands.
18937 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
18938 to handle nonimmediate operands.
18939 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
18940 to handle nonimmediate operands.
18941 (sse2_unpckhpd_exp): New expander. Use
18942 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18943 (sse2_unpcklpd_exp): New expander. Use
18944 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18945 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
18946 to handle nonimmediate operands.
18947 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
18948 to handle nonimmediate operands.
18949 (*sse2_<plusminus_insn><mode>3): Rename from
18950 sse2_<plusminus_insn><mode>3 insn pattern.
18951 (sse2_<plusminus_insn><mode>3): New expander. Use
18952 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18953 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
18954 (sse2_umulv2siv2di3): New expander. Use
18955 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18956 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
18957 (sse4_1_mulv2siv2di3): New expander. Use
18958 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18959 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
18960 (sse2_pmaddwd): New expander. Use
18961 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18962 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
18963 (sse2_eq<mode>3): New expander. Use
18964 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18965 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
18966 (sse4_1_eqv2di3): New expander. Use
18967 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18968 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18969 (sse2_uavgv16qi3): New expander. Use
18970 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18971 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18972 (sse2_uavgv16qi3): New expander. Use
18973 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18974 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
18975 (sse2_uavgv8hi3): New expander. Use
18976 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18977 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
18978 (ssse3_pmulhrswv8hi3): New expander. Use
18979 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18980 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
18981 (ssse3_pmulhrswv4hi3): New expander. Use
18982 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18984 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
18985 (<sse>_vmmul<mode>3): Ditto.
18986 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
18988 (ssse3_pmaddubsw128): Use register_operand for operand 1.
18989 (ssse3_pmaddubsw): Ditto.
18991 * config/i386/i386.c (struct_builtin_description)
18992 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
18993 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
18994 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
18995 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
18996 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
18997 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
18998 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
18999 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19000 (ix86_fixup_binary_operands): Assert that src1
19001 and src2 must have the same mode when swapped.
19002 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19003 and ix86_binary_operator_ok. Do not force operands in registers
19006 2008-05-07 Jan Hubicka <jh@suse.cz>
19008 * cgraph.c (dump_cgraph_node): Update.
19009 * cgraph.h (cgraph_local_info): Break out inline summary.
19010 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19012 * ipa-inline (inline_summary): New accestor function.
19013 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19014 cgraph_decide_inlining, compute_inline_parameters): Update.
19015 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19017 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19019 Cleanup ColdFire scheduling support and add V4 pipeline model.
19021 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19022 (define_attr cpu): Add cfv4 value.
19023 (define_attr type, define_attr type1): Merge into a single 'type'
19024 attribute. Update all uses.
19025 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19026 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19028 (define_attr opx_mem, define_attr opy_mem): Remove.
19029 (define_attr op_mem): Clean up, update comment.
19030 (define_attr size): Use specific values instead of general int.
19031 (define_attr guess, define_attr split): Remove. Update all uses.
19032 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19033 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19034 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19035 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19036 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19037 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19038 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19039 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19040 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19041 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19042 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19043 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19044 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19045 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19046 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19047 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19048 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19049 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19050 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19051 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19052 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19053 Update or set attributes.
19054 (stack_tie): New fake instruction.
19056 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19057 (m68k_sched_attr_size): Update declaration.
19058 (m68k_sched_attr_type2): Remove.
19059 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19060 Declare new bypass predicates.
19062 * config/m68k/m68k.c (m68k_sched_issue_rate,
19063 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19065 (TARGET_SCHED_ISSUE_RATE,
19066 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19067 (override_options): Handle scheduling for ColdFire V4 core.
19068 (m68k_expand_prologue): Emit stack_tie.
19069 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19070 'OP_TYPE_FPN'. Update all uses.
19071 (sched_guess_p): Remove.
19072 (sched_address_type): Handle symbolic addresses.
19073 (sched_get_operand): New static function.
19074 (sched_operand_type): Merge into sched_attr_op_type.
19075 (sched_attr_op_type): Handle FP registers, handle quick constants,
19077 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19078 (m68k_sched_attr_size): Update. Move logic to ...
19079 (sched_get_attr_size_int): New static function.
19080 (sched_get_opxy_mem_type): New static function.
19081 (m68k_sched_attr_op_mem): Update.
19082 (m68k_sched_attr_type2): Remove.
19083 (sched_cfv4_bypass_data): New static variable.
19084 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19085 (m68k_sched_issue_rate): Implement scheduler hook.
19086 (struct _sched_ib: enabled_p): New field.
19087 (m68k_sched_variable_issue): Update. Handle V4.
19088 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19089 sched_dump_class_func_t, sched_dump_split_class,
19090 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19091 sched_dump_dfa_class, m68k_sched_dump): Remove.
19092 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19094 (m68k_sched_init_global): Remove statisctics dumping, introduce
19095 sanity check that all instructions have pipeline reservations. Handle
19097 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19098 Handle ColdFire V4 core.
19099 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19100 New static functions.
19101 (m68k_sched_address_bypass_p): New bypass predicate.
19102 (sched_get_indexed_address_scale): New static function.
19103 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19105 * cf.md: Update comments.
19106 (define_attr type2): Remove. Use 'type' attribute instead.
19108 (cf_ib): Rename to cfv123_ib. Update all uses.
19109 (cf_oep): Rename to cfv123_oep. Update all uses.
19110 (cf_chr): Rename to cfv123_chr. Update all uses.
19111 (cf_mem): Rename to cfv123_mem. Update all uses.
19112 (cf_mac): Move to more appropriate place.
19113 (cfv123_guess): New automaton and cpu_unit.
19114 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19115 Update uses of 'size' attribute. Handle before reload scheduling.
19116 (cfv123_guess): New dummy reservation for unhandled instructions.
19117 (cfv4_*): Pipeline description of ColdFire V4 core.
19118 (ignore): New reservation to handle 'ignore' type.
19120 2008-05-07 Ian Lance Taylor <iant@google.com>
19122 PR middle-end/36013
19123 * gimplify.c (find_single_pointer_decl_1): Don't look through
19125 (find_single_pointer_decl): Adjust comments.
19127 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19129 PR middle-end/36137
19130 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19131 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19133 PR middle-end/36106
19134 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19135 integral type rather than floating point, then VIEW_CONVERT_EXPR
19136 to the floating point type.
19138 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19140 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19141 TFmode op0 to register.
19143 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19145 * c-decl.c (grokdeclarator): Comment typo.
19147 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19149 * tree-flow.h: Remove prototype for computed_goto_p.
19150 * tree-cfg.c (computed_goto_p): Make static.
19152 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19155 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19156 (contains_aligned_value_p): This. Handle _Decimal128.
19157 (ix86_function_arg_boundary): Only align _Decimal128 to its
19158 natural boundary and handle it properly.
19160 2008-05-06 Martin Jambor <mjambor@suse.cz>
19162 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19163 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19164 (ipcp_method_set_orig_node): Removed.
19165 (ipcp_cval_get_cvalue_type): Removed.
19166 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19167 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19168 (ipcp_cval_set_cvalue_type): Removed.
19169 (ipcp_cval_get_cvalue): Removed.
19170 (ipcp_cval_set_cvalue): Removed.
19171 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19172 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19173 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19174 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19175 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19176 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19177 (ipcp_get_ith_lattice): Changed parameters.
19178 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19179 (ipcp_lattice_from_jfunc): Changed parameters.
19180 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19181 (ipcp_method_cval_print): Added temporary variable info.
19182 (ipcp_redirect): Removed already unused local variable caller.
19183 (ipcp_redirect): New temporary variable orig_callee_info
19184 (ipcp_redirect): Removed newly unused local variable callee.
19185 (ipcp_redirect): Removed (a bit confusing) local variable type.
19186 (ipcp_insert_stage): Added local variable info.
19187 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19189 (ipcp_formal_create): Removed.
19190 (ipcp_method_cval_set): Removed.
19191 (ipcp_propagate_stage): Renamed lattice variables.
19192 (ipcp_method_cval_set_cvalue_type): Removed.
19193 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19194 (ipcp_print_all_lattices): Changed printed strings to refer to
19195 lattices rather than cvals.
19196 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19197 (ipcp_propagate_const): Changed formal parameters.
19198 (build_const_val): Changed formal parameters.
19199 (ipcp_insert_stage): Removed useless variable cvalue
19200 (build_const_val): Changed formal parameters.
19201 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19202 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19203 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19204 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19205 (ipcp_print_func_profile_counts): Changed string from "method" to
19207 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19208 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19209 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19210 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19211 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19212 (ipcp_lat_is_const): Changed parameters and made inline.
19213 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19214 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19215 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19216 the predicate condition directly
19217 (ipcp_propagate_stage): Added local variable args. Removed local
19218 variable callee. (Both are mere code simplifications.)
19219 (ipcp_method_dont_insert_const): Renamed to
19220 ipcp_node_not_modifiable_p.
19221 (ipcp_node_not_modifiable_p): Made inline.
19222 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19223 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19224 (ipcp_print_all_lattices): Removed variable cvalue
19225 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19228 2008-05-06 Olivier Hainque <hainque@adacore.com>
19230 * tree-sra.c (try_instantiate_multiple_fields): Early return
19231 if field has POINTER_TYPE.
19233 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19235 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19236 by using 'q' specifier for instruction.
19237 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19239 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19241 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19242 Change mode of zero_extract from QImode to HImode.
19243 (sign bit tests peepholes): (Ditto.).
19245 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19247 * config/i386/mmx.md: Remove double backslashes from asm templates.
19248 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19249 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19250 to handle nonimmediate operands.
19251 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19252 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19253 to handle nonimmediate operands.
19254 (*mmx_<code>v2sf3_finite): New insn pattern.
19255 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19256 (mmx_<code>v2sf3): New expander. Use
19257 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19258 (mmx_<plusminus_insn><mode>3): New expander. Use
19259 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19260 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19261 (mmx_add<mode>3): Removed.
19262 (mmx_ssadd<mode>3): Ditto.
19263 (mmx_usadd<mode>3): Ditto.
19264 (mmx_sub<mode>3): Ditto.
19265 (mmx_sssub<mode>3): Ditto.
19266 (mmx_ussub<mode>3): Ditto.
19267 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19268 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19269 to handle nonimmediate operands.
19270 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19272 (mmx_smulv4hi3_highpart): New expander. Use
19273 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19274 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19276 (mmx_umulv4hi3_highpart): New expander. Use
19277 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19278 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19279 (mmx_<code>v4hi3): New expander. Use
19280 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19281 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19282 (mmx_<code>v8qi3): New expander. Use
19283 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19284 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19285 (mmx_<code><mode>3): New expander. Use
19286 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19288 2008-05-05 Jan Hubicka <jh@suse.cz>
19290 PR tree-optimization/36118
19291 * passes.c (pass_init_dump_file): Fix dump header.
19293 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19295 PR middle-end/36141
19296 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19297 VCE for function decls.
19299 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19301 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19303 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19305 * config/i386/i386.md (sat_plusminus): New.
19306 (plusminus_insn): Likewise.
19307 (plusminus_mnemonic): Likewise.
19309 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19310 (*<addsub><mode>3_cc_overflow): Renamed to ...
19311 (*<plusminus_insn><mode>3_cc_overflow): This.
19312 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19313 (*<plusminus_insn>si3_zext_cc_overflow): This.
19315 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19316 (<plusminus_insn><mode>3): This.
19317 (*<addsub><mode>3): Renamed to ...
19318 (*<plusminus_insn><mode>3): This.
19319 (<sse>_vm<addsub><mode>3): Renamed to ...
19320 (<sse>_vm<plusminus_insn><mode>3): This.
19321 (sse3_h<addsub>v4sf3): Renamed to ...
19322 (sse3_h<plusminus_insn>v4sf3): This.
19323 (sse3_h<addsub>v2df3): Renamed to ...
19324 (sse3_h<plusminus_insn>v2df3): This.
19325 (<plusminus_insn><mode>3): New.
19326 (*<plusminus_insn><mode>3): Likewise.
19327 (sse2_<plusminus_insn><mode>3): Likewise.
19328 (add<mode>): Removed.
19329 (*add<mode>3): Likewise.
19330 (sse2_ssadd<mode>3): Likewise.
19331 (sse2_usadd<mode>3): Likewise.
19332 (sub<mode>3): Likewise.
19333 (*sub<mode>3): Likewise.
19334 (sse2_sssub<mode>3): Likewise.
19335 (sse2_ussub<mode>3): Likewise.
19337 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19339 * gthr-single.h: Add in required interface elements as per gthr.h.
19340 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19341 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19342 Generalize UNUSED macro.
19343 (__gthread_once): Add.
19344 (__gthread_key_create): Add.
19345 (__gthread_key_delete): Add.
19346 (__gthread_getspecific): Add.
19347 (__gthread_setspecific): Add.
19349 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19351 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19352 the same size types for the indirect reference on the rhs, then
19355 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19357 * config/i386/i386.md
19358 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19359 one insn template instead of template series.
19360 (*xordi_1_rex64): Ditto.
19361 (*xordi_2_rex64): Ditto.
19363 2008-05-05 Ira Rosen <irar@il.ibm.com>
19365 PR tree-optimization/36119
19366 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19369 2008-06-04 Jan Hubicka <jh@suse.cz>
19371 tree-optimization/36100
19372 * tree-pass.h (pass_O0_always_inline): Declare.
19373 * ipa-inline.c (inline_transform): Remove dead code.
19374 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19375 pass_O0_always_inline): New.
19376 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19378 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19380 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19381 mnemonic in this_param move for TARGET_64BIT.
19383 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19385 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19386 (*strmovsi_rex_1): Ditto.
19387 (*strsetsi_1): Ditto.
19388 (*strsetsi_rex_1): Ditto.
19390 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19391 adddicc expanders using SWI mode iterator.
19393 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19396 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19399 2008-05-04 David S. Miller <davem@davemloft.net>
19401 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19402 (sparc*-*-linux*): Use linux.h in tm_file.
19403 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19404 compiler defaulting to 32-bit.
19405 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19407 * config/sparc/linux.h: Remove definitions now obtained
19408 properly from linux.h
19409 * config/sparc/linux64.h: Likewise.
19410 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19411 don't want this setting for 32-bit builds in a biarch compiler.
19412 * doc/install.texi: Add sparc-linux to list of targets
19413 supporting --enable-targets=all.
19415 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19417 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19419 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19421 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19422 after V4SI_FTYPE_V8HI.
19423 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19424 case V4SI_FTYPE_V2DF.
19426 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19428 * doc/invoke.texi (max-flow-memory-locations): Removed.
19429 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19431 2008-05-03 Richard Guenther <rguenther@suse.de>
19433 PR middle-end/34973
19434 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19436 2008-05-02 David S. Miller <davem@davemloft.net>
19438 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19440 2008-05-02 Simon Baldwin <simonb@google.com>
19443 * c-common.h (warn_array_subscript_range): Removed.
19444 * c-common.c (warn_array_subscript_range): Ditto.
19445 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19446 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19448 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19450 * config/i386/i386.c (ix86_special_builtin_type): New.
19451 (bdesc_special_args): Likewise.
19452 (ix86_expand_special_args_builtin): Likewise.
19453 (ix86_init_mmx_sse_builtins): Updated.
19454 (ix86_expand_builtin): Updated.
19455 (ix86_expand_store_builtin): Removed.
19456 (ix86_expand_unop_builtin): Likewise.
19458 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19459 * config/i386/mmintrin.h (__v2sf): Here.
19461 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19463 (_mm_loadl_pi): Likewise.
19464 (_mm_storeh_pi): Replace __v2si with __v2sf.
19465 (_mm_storel_pi): Likewise.
19467 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19468 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19469 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19470 __builtin_ia32_loadlpd.
19472 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19474 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19475 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19476 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19477 (ix86_init_mmx_sse_builtins): Updated.
19478 (ix86_expand_args_builtin): Likewise.
19479 (ix86_expand_builtin): Likewise.
19480 (ix86_expand_unop1_builtin): Renamed to ...
19481 (ix86_expand_unop_vec_merge_builtin): This.
19483 2008-05-01 Jan Hubicka <jh@suse.cz>
19486 * ipa-inline.c (inline_generate_summary): Make static.
19487 (inline_transform): Do not call inlining at -O0; make static.
19488 * passes.c (execute_todo): Add sanity check.
19489 (execute_one_ipa_transform_pass): Execute proper flags.
19491 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19493 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19494 (DECL_NONADDRESSABLE_P): Likewise.
19495 * alias.c (record_component_aliases): Fix comment.
19497 2008-05-01 Simon Baldwin <simonb@google.com>
19499 * c-common.h (warn_array_subscript_range): New function.
19500 * c-common.c (warn_array_subscript_range): Ditto.
19501 * tree-vrp.c (check_array_ref): Corrected code to agree with
19502 comment, ignoring only arrays of size 0 or size 1.
19503 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19505 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19507 * config/i386/i386.c (ix86_builtin_type): Replace
19508 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19509 (bdesc_args): Updated.
19510 (ix86_init_mmx_sse_builtins): Likewise.
19511 (ix86_expand_args_builtin): Likewise.
19513 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19516 * doc/extend.texi: Correct __builtin_ia32_palignr.
19518 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19521 * config/i386/i386.c (bdesc_crc32): Removed.
19522 (ix86_expand_crc32): Likewise.
19523 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19524 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19525 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19526 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19527 UINT_FTYPE_UINT_UCHAR.
19528 (bdesc_args): Updated. Add crc32 builtins.
19529 (ix86_init_mmx_sse_builtins): Updated.
19530 (ix86_expand_args_builtin): Updated to support subreg.
19532 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19534 2008-05-01 Jan Hubicka <jh@suse.cz>
19536 * tree-pass.h (opt_pass): Add IPA_PASS.
19537 (varpool_node, cgraph_node): Forward declare.
19538 (ipa_opt_pass): Define.
19539 (pass_ipa_inline): Turn into ipa_opt_pass.
19540 (pass_apply_inline): Remove.
19541 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19542 (apply_inline): Turn into ....
19543 (inline_transform): ... this one.
19544 (inline_generate_summary): New function.
19545 (pass_apply_inline): Remove.
19546 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19548 (struct function): Add ipa_transforms_to_apply.
19549 * passes.c (register_one_dump_file): Work on IPA_PASS.
19550 (init_optimization_passes): Remove pass_inline_parameters and
19552 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19553 (execute_one_pass) ... here; apply transforms when possible.
19554 (add_ipa_transform_pass, execute_ipa_summary_asses,
19555 execute_one_ipa_transform_pass): New.
19556 (execute_ipa_pass_list): Update for IPA_PASS type.
19558 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19560 * config/i386/i386.c (ix86_builtin_type): Add
19561 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19562 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19563 (bdesc_args): Add SSE4a builtins.
19564 (ix86_init_mmx_sse_builtins): Updated.
19565 (ix86_expand_args_builtin): Likewise.
19566 (ix86_expand_builtin): Likewise.
19568 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19570 * config/i386/i386.c (ix86_builtin_type): Add
19571 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19572 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19573 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19574 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19575 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19576 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19577 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19578 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19579 and DI_FTYPE_DI_DI_INT.
19580 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19581 (ix86_init_mmx_sse_builtins): Updated.
19582 (ix86_expand_args_builtin): Likewise.
19583 (ix86_expand_builtin): Likewise.
19584 (ix86_expand_binop_imm_builtin): Removed.
19586 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19588 2008-04-30 Richard Guenther <rguenther@suse.de>
19590 PR tree-optimization/32921
19591 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19593 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19595 * config/arm/arm.c (arm_unwind_emit): Use
19596 crtl->all_throwers_are_sibcalls instead of
19597 cfun->all_throwers_are_sibcalls.
19598 (arm_output_fn_unwind): Likewise.
19599 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19600 instead of cfun->uses_pic_offset_table.
19601 (frv_expand_prologue): Likewise.
19602 (frv_frame_pointer_required): Likewise.
19603 (frv_expand_fdpic_call): Likewise.
19604 (frv_emit_movsi): Likewise.
19605 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19606 cfun->returns_pcc_struct instead of
19607 current_function_returns_pcc_struct.
19608 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19609 instead of cfun->calls_eh_return.
19610 (m32c_pushm_popm): Likewise.
19611 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19612 "extern" declaration.
19614 2008-04-30 Richard Guenther <rguenther@suse.de>
19616 PR tree-optimization/21636
19617 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19619 (evaluate_stmt): Print the likely value.
19620 (ccp_visit_stmt): Avoid excessive vertical spacing.
19622 2008-04-30 Rafael Espíndola <espindola@google.com>
19624 * builtins.c (fold_call_expr): Return realret.
19625 * tree-ssa-threadedge.c
19626 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19627 __builtin_object_size.
19629 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19631 * gcc.c (wrapper_string): New variable.
19632 (insert_wrapper): New function.
19633 (execute): New option -wrapper.
19634 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19636 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19638 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19639 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19640 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19642 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19643 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19644 config/rs6000/e500crtres64gprctr.asm,
19645 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19646 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19647 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19648 config/rs6000/e500crtsav64gprctr.asm,
19649 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19650 config/rs6000/e500crtsavg64gprctr.asm: New files.
19651 * config/rs6000/t-ppccomm: Add build rules for new files.
19652 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19653 * config/rs6000/t-netbsd: Add build rules for new files.
19654 (LIB2FUNCS_STATIC_EXTRA): New variable.
19655 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19656 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19657 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19659 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19661 * config/i386/i386.c (ix86_builtin_type): Add
19662 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19663 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19664 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19665 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19666 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19667 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19668 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19669 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19670 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19671 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19672 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19673 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19674 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19675 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19676 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19677 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19678 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19679 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19680 V1DI_FTYPE_V2SI_V2SI.
19681 (bdesc_2arg): Moved to ...
19682 (bdesc_args): Here.
19683 (ix86_init_mmx_sse_builtins): Updated.
19684 (ix86_expand_args_builtin): Updated. Take a pointer
19685 to const struct builtin_description. Handle comparison
19687 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19688 (ix86_expand_builtin): Updated.
19690 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19691 (ssse3_pmaddubsw128): This.
19692 (ssse3_pmaddubswv4hi3): Renamed to ...
19693 (ssse3_pmaddubsw): This.
19695 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19696 (__builtin_ia32_packssdw128): Likewise.
19697 (__builtin_ia32_packuswb128): Likewise.
19698 (__builtin_ia32_pmaddubsw): Likewise.
19699 (__builtin_ia32_pmaddubsw128): Likewise.
19701 2008-04-30 Richard Guenther <rguenther@suse.de>
19703 PR tree-optimization/14847
19704 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19705 (recognize_bits_test): Use it.
19706 (recognize_single_bit_test): Likewise.
19708 2008-04-30 Martin Jambor <mjambor@suse.cz>
19710 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19711 instead of setting number of formal parameters to zero.
19712 (ipcp_init_stage): Do not set the number of actual parameters to zero
19714 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19715 which are called with variable number of arguments.
19716 (ipcp_insert_stage): Explicitely skipping all nodes which are
19717 called with variable number of arguments.
19718 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19719 number of parameters.
19721 * ipa-prop.h (struct ipa_node_params): Added flag
19722 called_with_var_arguments
19723 (ipa_set_param_count): Added. Changed sole setter to use it.
19724 (ipa_get_param_count): Added. All readers of param_count
19725 converted to use it instead.
19726 (ipa_set_called_with_variable_arg): Added.
19727 (ipa_is_called_with_var_arguments): Added.
19728 (ipa_get_ith_param): Added. All readers of param_decls converted
19730 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19732 (ipa_get_cs_argument_count): Added, all readers of argument_count
19734 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19737 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19738 (struct ipcp_lattice): Renamed cval_type to type
19739 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19741 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19742 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19743 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19744 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19745 (build_const_val): Changed the type of parameter cvalue to tree
19746 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19747 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19749 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19752 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19753 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19754 (ipa_add_method): Renamed to ipa_push_func_to_list
19755 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19756 (ipa_callsite_param_count): Removed.
19757 (ipa_callsite_param_count_set): Removed.
19758 (ipa_callsite_param): Removed.
19759 (ipa_callsite_callee): Removed.
19760 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19761 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19762 (ipa_method_formal_count): Removed.
19763 (ipa_method_formal_count_set): Removed.
19764 (ipa_method_get_tree): Removed.
19765 (ipa_method_tree_map_create): Removed.
19766 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19767 (ipa_create_param_decls_array): Creates the array itself
19768 (ipa_create_param_decls_array): Temporary variable info instead of
19769 a few dereferences.
19770 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19771 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19772 (get_type): Removed.
19773 (ipa_jf_get_info_type): Removed.
19774 (ipa_node_create): Renamed to ipa_create_node_params
19775 (ipa_free): Renamed to ipa_free_all_node_params
19776 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19777 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19778 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19779 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19780 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19781 ipa_free_all_edge_args
19782 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19783 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19784 (ipa_create_methodlist_node): Removed.
19785 (ipa_methodlist_method): Removed.
19786 (ipa_methodlist_method_set): Removed.
19787 (ipa_methodlist_next_method): Removed.
19788 (ipa_methodlist_next_method_set): Removed.
19789 (ipa_method_is_modified): Removed.
19790 (ipa_method_modify_create): Removed.
19791 (ipa_method_modify_init): Temporary variable info instead of a few
19793 (ipa_detect_param_modifications): Temporary variable info instead of
19794 a few dereferences.
19795 (ipa_compute_jump_functions): Temporary variable info instead of
19796 a few dereferences.
19797 (ipa_method_modify_set): Removed.
19798 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19799 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19800 than craph_node as the first parameter.
19801 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19802 (ipa_method_modify_init): Removed.
19803 (ipa_compute_jump_functions): Added a temp variable instead of
19804 repeatadly dereferencing the cgraph_edge.aux pointer
19805 (ipa_callsite_param_set_type): Removed.
19806 (ipa_compute_jump_functions): i renamed to index and moved to
19808 (ipa_callsite_param_set_info_type_formal): Removed.
19809 (ipa_callsite_param_set_info_type): Removed.
19810 (ipa_callsite_param_map_create): Removed.
19811 (ipa_callsite_tree): Removed.
19812 (ipa_callsite_caller): Removed.
19813 (ipa_pop_func_from_list): return_method removed to return_func
19815 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19816 prefixed all values with IPA_. Changed all users.
19817 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19818 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19819 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19820 (union parameter_info): Renamed to jump_func_value.
19821 (union jump_func_value): Renamed value to constant
19822 (struct ipa_jump_func): Renamed info_type to value
19823 (struct ipa_node): Renamed to ipa_node_params
19824 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19825 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19826 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19827 (struct ipa_edge): Renamed to ipa_edge_args
19828 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19829 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19830 (struct ipa_methodlist): Renamed to ipa_func_list
19831 (struct ipa_func_list): method_p renamed to node, next_method
19833 (ipa_methodlist_p): Removed, switched all users to struct pointer
19834 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19836 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19838 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19839 (rs6000_emit_epilogue): Use backchain to restore only when we
19840 have a large frame. Make use of frame pointer to restore if we
19841 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19843 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19845 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19846 Add mode to zero_extract.
19847 (sign bit tests peepholes): (Ditto.).
19849 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19851 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19852 Instructions in comments with SSE3.
19853 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19854 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19855 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19856 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19857 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19858 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19859 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19860 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19861 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19862 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19863 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19864 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19865 (bdesc_sse_args): Renamed to ...
19866 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19867 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19868 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19869 IX86_BUILTIN_FABSQ.
19870 (bdesc_1arg): Moved to ...
19871 (bdesc_args): Here.
19872 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19873 Instructions in comments with SSE3.
19874 (ix86_expand_sse_operands_builtin): Renamed to ...
19875 (ix86_expand_args_builtin): This. Updated.
19876 (ix86_expand_unop1_builtin): Update comments.
19877 (ix86_expand_builtin): Updated.
19879 2008-04-29 Richard Guenther <rguenther@suse.de>
19881 PR tree-optimization/36078
19882 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19883 Update virtual SSA form after cleaning up the CFG.
19885 2008-04-29 Richard Guenther <rguenther@suse.de>
19887 PR middle-end/15255
19888 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19890 2008-04-29 Richard Guenther <rguenther@suse.de>
19892 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19893 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19894 (compute_flow_insensitive_aliasing): Do not treat
19895 PTR_IS_REF_ALL pointers special.
19896 (get_smt_for): Likewise.
19897 (may_alias_p): Re-structure.
19898 (is_escape_site): A ref-all pointer conversion is not an escape site.
19899 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
19900 PTR_IS_REF_ALL pointers special.
19901 * tree-ssa-structalias.h (struct alias_info): Remove
19902 ref_all_symbol_mem_tag field.
19903 (PTR_IS_REF_ALL): Remove.
19905 2008-04-29 Richard Guenther <rguenther@suse.de>
19907 PR middle-end/36077
19908 * fold-const.c (extract_muldiv_1): In combining division constants
19909 make sure to never overflow.
19911 2008-04-29 Nick Clifton <nickc@redhat.com>
19913 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
19915 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19918 * optc-gen.awk: Work around HP-UX/IA awk bug.
19920 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
19922 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
19925 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19928 * config/i386/i386.md
19929 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
19930 Change operand 1 predicate to nonimmediate_operand.
19932 2008-04-28 Jakub Jelinek <jakub@redhat.com>
19935 * dwarf2out.c (struct die_struct): Mark as chain_circular through
19937 * gengtype.c (walk_type, write_func_for_structure): Handle
19939 * doc/gty.texi: Document chain_circular.
19941 2008-04-28 Richard Guenther <rguenther@suse.de>
19943 PR tree-optimization/36066
19944 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
19947 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19950 * config/i386/i386.md
19951 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
19952 Use match_scratch instead of match_operand for operands 3 and 4.
19954 2008-04-27 Richard Guenther <rguenther@suse.de>
19956 PR tree-optimization/18754
19957 PR tree-optimization/34223
19958 * tree-pass.h (pass_complete_unrolli): Declare.
19959 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
19960 loop size before and after unconditionally of UL_NO_GROWTH in effect.
19961 Rewrite loop into loop closed SSA form if it is not already.
19962 (tree_unroll_loops_completely): Re-structure to iterate over
19963 innermost loops with intermediate CFG cleanups.
19964 Unroll outermost loops only if requested or the code does not grow
19966 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
19967 loops are available.
19968 (tree_vectorize): Instead do so here.
19969 (tree_complete_unroll): Also unroll outermost loops.
19970 (tree_complete_unroll_inner): New function.
19971 (gate_tree_complete_unroll_inner): Likewise.
19972 (pass_complete_unrolli): New pass.
19973 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
19974 uses outside of the loop.
19975 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
19976 form if it is available.
19977 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
19978 * passes.c (init_optimization_passes): Schedule complete inner
19979 loop unrolling pass before the first CCP pass after final inlining.
19981 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
19983 * targhooks.h (default_emutls_var_fields,
19984 default_emutls_var_init): Declare.
19985 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
19986 * target.h (struct gcc_target): Add struct emutls member.
19987 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
19988 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
19989 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
19990 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
19991 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
19992 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
19993 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
19994 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
19995 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
19996 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
19997 emit debug information.
19998 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
19999 * varasm.c: Include targhooks.h.
20000 (emutls_object_section, emutls_tmpl_section): New.
20001 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20002 (EMUTLS_SEPARATOR): New.
20003 (prefix_name): New.
20004 (get_emutls_object_name): New.
20005 (default_emutls_var_fields): New, broken out of ...
20006 (get_emutls_object_type): ... here. Adjust to use target hooks.
20007 (get_emutls_init_templ_addr): Adjust to use target hooks.
20008 (emutls_decl): Adjust to use target hooks.
20009 (emutls_finish): Likewise.
20010 (default_emutls_var_init): New, broken out of ...
20011 (assemble_variable): ... here. Adjust to use target hooks.
20012 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20013 SECCAT_EMUTLS_TMPL.
20014 * c-common.c (handle_section_attribute): Prevent overriding
20015 sections for emulated tls with special sections.
20016 * config/i386/i386.c (x86_64_elf_select_section): Add
20017 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20018 (x86_64_elf_unique_section): Likewise.
20019 * config/vxworks.c: Include tree.h.
20020 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20021 (vxworks_override_options): Set TLS scheme.
20022 * doc/tm.texi (Emulated TLS): New node.
20024 2008-04-26 Simon Baldwin <simonb@google.com>
20027 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20028 with propagated string constants.
20030 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20032 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20033 constraint for operand 2 when operand 0 is memory operand.
20034 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20035 operand 0 is memory operand.
20036 (fix_trunc<mode>_i387_with_temp): Ditto.
20037 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20038 operand 2 when operand 1 is memory operand.
20039 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20040 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20041 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20042 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20043 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20044 operands 2,3 and 4 when operand 1 is memory operand.
20045 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20047 (fistdi2_floor_with_temp): Ditto.
20048 (fist<mode>2_floor_with_temp): Ditto.
20049 (fistdi2_ceil_with_temp): Ditto.
20050 (fist<mode>2_ceil_with_temp): Ditto.
20051 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20053 2008-04-26 David Daney <ddaney@avtrex.com>
20055 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20057 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20058 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20059 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20060 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20061 (compare_and_swap_12): New insn.
20062 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20063 * config/mips/mips.c (mips_force_binary): New function.
20064 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20065 (mips_expand_compare_and_swap_12): New function.
20066 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20068 2008-04-25 Jan Hubicka <jh@suse.cz>
20071 * cfgexpand.c (pass_expand): Turn into RTL pass.
20072 * passes.c (execute_one_pass): Do pass typechecking after execution.
20073 * tree-pass.h (pass_expand): Turn into RTL pass.
20075 * function.h (struct rtl_data): Move here fields
20076 accesses_prior_frames, calls_eh_return, saves_all_registers,
20077 has_nonlocal_goto, has_asm_statement, is_thunk,
20078 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20079 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20080 arg_pointer_save_area_init from struct function; turn into bool.
20081 (struct function): Move
20082 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20083 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20084 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20085 tail_call_emit, arg_pointer_save_area_init
20086 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20087 (current_function_returns_struct, current_function_returns_pcc_struct,
20088 current_function_calls_setjmp, current_function_calls_alloca,
20089 current_function_accesses_prior_frames,
20090 current_function_calls_eh_return, current_function_is_thunk,
20091 current_function_stdarg, current_function_profile,
20092 current_function_limit_stack, current_function_uses_pic_offset_table,
20093 current_function_uses_const_pool, current_function_has_nonlocal_label,
20094 current_function_saves_all_registers,
20095 current_function_has_nonlocal_goto,
20096 current_function_has_asm_statement): Remove accesor macros.
20097 * ra-conflict.c (global_conflicts): Update.
20098 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20099 (suitable_for_tail_call_opt_p): Update.
20100 * builtins.c (expand_builtin_return_addr): Update.
20101 (expand_builtin_setjmp_setup): Update.
20102 (expand_builtin_nonlocal_goto): Update.
20103 * final.c (final_start_function): Update.
20104 (profile_function): Update.
20105 (leaf_function_p): Update.
20106 (only_leaf_regs_used): Update.
20107 * df-scan.c (df_get_exit_block_use_set): Update.
20108 * dojump.c (clear_pending_stack_adjust): Update.
20109 * tree-stdarg.c (gate_optimize_stdarg): Update.
20110 * gimple-low.c (lower_function_body): Update.
20111 * global.c (compute_regsets): Update.
20112 (global_alloc): Update.
20113 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20114 * expr.c (expand_assignment): Update.
20115 * dse.c (dse_step0): Update.
20116 (dse_step1): Update.
20117 * c-decl.c (store_parm_decls): Update.
20118 * local-alloc.c (combine_regs): Update.
20119 (find_free_reg): Update.
20120 * function.c (assign_parms_augmented_arg_list): Update.
20121 (assign_parm_find_data_types): Update.
20122 (assign_parms): Update.
20123 (allocate_struct_function): Update.
20124 (expand_function_start): Update.
20125 (expand_function_end): Update.
20126 (get_arg_pointer_save_area): Update.
20127 (thread_prologue_and_epilogue_insns): Update.
20128 (rest_of_match_asm_constraints): Update.
20129 * stor-layout.c (variable_size): Update.
20130 * gcse.c (gcse_main): Update.
20131 (bypass_jumps): Update.
20132 * gimplify.c (gimplify_function_tree): Update.
20133 * calls.c (emit_call_1): Update.
20134 (expand_call): Update.
20135 * bt-load.c (compute_defs_uses_and_gen): Update.
20136 * except.c (sjlj_assign_call_site_values): Update.
20137 (sjlj_emit_function_enter): Update.
20138 (can_throw_external): Update.
20139 (set_nothrow_function_flags): Update.
20140 (expand_builtin_unwind_init): Update.
20141 (expand_eh_return): Update.
20142 (convert_to_eh_region_ranges): Update.
20143 (output_function_exception_table): Update.
20144 * emit-rtl.c (gen_tmp_stack_mem): Update.
20145 * cfgexpand.c (expand_used_vars): Update.
20146 (tree_expand_cfg): Update.
20147 * cfgcleanup.c (rest_of_handle_jump): Update.
20148 * explow.c (allocate_dynamic_stack_space): Update.
20149 * varasm.c (assemble_start_function): Update.
20150 (force_const_mem): Update.
20151 (mark_constant_pool): Update.
20152 * tree-optimize.c (tree_rest_of_compilation): Update.
20153 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20154 * tree-cfg.c (notice_special_calls): Update.
20155 (is_ctrl_altering_stmt): Update.
20156 (tree_can_make_abnormal_goto): Update.
20157 (tree_purge_dead_abnormal_call_edges): Update.
20158 * config/alpha/predicates.md: Update.
20159 * config/alpha/alpha.c (alpha_sa_mask): Update.
20160 (alpha_sa_size): Update.
20161 (alpha_does_function_need_gp): Update.
20162 (alpha_expand_prologue): Update.
20163 (alpha_start_function): Update.
20164 (alpha_output_function_end_prologue): Update.
20165 (alpha_expand_epilogue): Update.
20166 * config/frv/frv.c (frv_stack_info): Update.
20167 (frv_expand_epilogue): Update.
20168 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20169 (s390_register_info): Update.
20170 (s390_frame_info): Update.
20171 (s390_init_frame_layout): Update.
20172 (s390_can_eliminate): Update.
20173 (save_gprs): Update.
20174 * config/spu/spu.c (spu_split_immediate): Update.
20175 (need_to_save_reg): Update.
20176 (spu_expand_prologue): Update.
20177 (spu_expand_epilogue): Update.
20178 * config/sparc/sparc.md: Update.
20179 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20180 (sparc_tls_got): Update.
20181 (legitimize_pic_address): Update.
20182 (sparc_emit_call_insn): Update.
20183 (sparc_expand_prologue): Update.
20184 (output_return): Update.
20185 (print_operand): Update.
20186 (sparc_function_ok_for_sibcall): Update.
20187 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20188 * config/m32r/m32r.md: Update.
20189 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20190 (m32r_compute_frame_size): Update.
20191 (m32r_expand_prologue): Update.
20192 (m32r_expand_epilogue): Update.
20193 (m32r_legitimize_pic_address): Update.
20194 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20195 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20196 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20197 (gen_push): Update.
20198 (ix86_save_reg): Update.
20199 (ix86_compute_frame_layout): Update.
20200 (ix86_expand_prologue): Update.
20201 (ix86_expand_epilogue): Update.
20202 * config/sh/sh.c (output_stack_adjust): Update.
20203 (calc_live_regs): Update.
20204 (sh5_schedule_saves): Update.
20205 (sh_expand_prologue): Update.
20206 (sh_expand_epilogue): Update.
20207 (sh_setup_incoming_varargs): Update.
20208 (sh_allocate_initial_value): Update.
20209 (sh_get_pr_initial_val): Update.
20210 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20211 * config/sh/sh.md (label:): Update.
20212 * config/avr/avr.c (out_movhi_mr_r): Update.
20213 * config/crx/crx.h (enum): Update.
20214 * config/xtensa/xtensa.h (along): Update.
20215 * config/stormy16/stormy16.c Update.
20216 (xstormy16_compute_stack_layout): Update.
20217 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20218 (fr30_expand_prologue): Update.
20219 * config/cris/cris.c (cris_conditional_register_usage): Update.
20220 (cris_reg_saved_in_regsave_area): Update.
20221 (cris_initial_frame_pointer_offset): Update.
20222 (cris_simple_epilogue): Update.
20223 (cris_expand_prologue): Update.
20224 (cris_expand_epilogue): Update.
20225 (cris_expand_pic_call_address): Update.
20226 (cris_asm_output_symbol_ref): Update.
20227 (cris_asm_output_label_ref): Update.
20228 * config/cris/cris.md Update.
20229 * config/iq2000/iq2000.c (compute_frame_size): Update.
20230 (iq2000_expand_epilogue): Update.
20231 * config/mt/mt.h (save_direction): Update.
20232 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20233 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20234 (ia64_secondary_reload_class): Update.
20235 * config/m68k/m68k.c (m68k_save_reg): Update.
20236 (m68k_expand_prologue): Update.
20237 (m68k_expand_epilogue): Update.
20238 (legitimize_pic_address): Update.
20239 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20240 (first_reg_to_save): Update.
20241 (first_altivec_reg_to_save): Update.
20242 (compute_vrsave_mask): Update.
20243 (compute_save_world_info): Update.
20244 (rs6000_stack_info): Update.
20245 (spe_func_has_64bit_regs_p): Update.
20246 (rs6000_ra_ever_killed): Update.
20247 (rs6000_emit_eh_reg_restore): Update.
20248 (rs6000_emit_allocate_stack): Update.
20249 (rs6000_emit_prologue): Update.
20250 (rs6000_emit_epilogue): Update.
20251 (rs6000_output_function_epilogue): Update.
20252 (output_profile_hook): Update.
20253 (rs6000_elf_declare_function_name): Update.
20254 * config/rs6000/rs6000.h (rs6000_args): Update.
20255 * config/rs6000/rs6000.md: Update.
20256 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20257 * config/arc/arc.c (arc_output_function_epilogue): Update.
20258 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20259 * config/darwin.c (machopic_function_base_name): Update.
20260 * config/score/score3.c (score3_compute_frame_size): Update.
20263 (score3_epilogue): Update.
20264 * config/score/score7.c (score7_compute_frame_size): Update.
20265 (score7_prologue): Update.
20266 (score7_epilogue): Update.
20267 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20268 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20269 * config/arm/arm.c (use_return_insn): Update.
20270 (require_pic_register): Update.
20271 (arm_load_pic_register): Update.
20272 (arm_compute_save_reg0_reg12_mask): Update.
20273 (arm_compute_save_reg_mask): Update.
20274 (thumb1_compute_save_reg_mask): Update.
20275 (output_return_instruction): Update.
20276 (arm_output_function_prologue): Update.
20277 (arm_output_epilogue): Update.
20278 (arm_get_frame_offsets): Update.
20279 (arm_expand_prologue): Update.
20280 (thumb_pushpop): Update.
20281 (thumb_exit): Update.
20282 (thumb1_expand_prologue): Update.
20283 (thumb1_expand_epilogue): Update.
20284 (arm_unwind_emit): Update.
20285 (arm_output_fn_unwind): Update.
20286 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20287 * config/arm/arm.md: Update.
20288 * config/pa/pa.md: Update.
20289 * config/pa/pa.c (legitimize_pic_address): Update.
20290 (compute_frame_size): Update.
20291 (hppa_expand_prologue): Update.
20292 (hppa_expand_epilogue): Update.
20293 (borx_reg_operand): Update.
20294 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20295 (HARD_REGNO_RENAME_OK): Update.
20296 * config/mips/mips.c (mips_global_pointer): Update.
20297 (mips_save_reg_p): Update.
20298 (mips_compute_frame_info): Update.
20299 (mips_frame_pointer_required): Update.
20300 (mips_expand_prologue): Update.
20301 (mips_expand_epilogue): Update.
20302 (mips_can_use_return_insn): Update.
20303 (mips_reorg_process_insns): Update.
20304 * config/v850/v850.c (compute_register_save_size): Update.
20305 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20306 * config/mmix/mmix.c (along): Update.
20307 (mmix_expand_epilogue): Update.
20308 * config/bfin/bfin.c (legitimize_pic_address): Update.
20309 (must_save_p): Update.
20310 (stack_frame_needed_p): Update.
20311 (add_to_reg): Update.
20312 (bfin_expand_prologue): Update.
20313 * stmt.c (expand_asm_operands): Update.
20314 * reload1.c (reload): Update.
20315 (init_elim_table): Update.
20317 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20319 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20321 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20323 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20324 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20325 (mov<mode>): Removed.
20326 (*movv4sf_internal): Likewise.
20327 (*movv2df_internal): Likewise.
20329 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20331 * config.gcc (crx-*-elf): Remove deprecation.
20333 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20335 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20336 __gcc_deregister_frame with atexit.
20337 (deregister_frame_dtor): Remove.
20339 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20340 Nathan Sidwell <nathan@codesourcery.com>
20342 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20344 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20345 (rs6000_isel): Likewise.
20346 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20347 (rs6000_isel): New variable.
20348 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20350 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20353 * c-common.c (handle_vector_size_attribute): Call
20354 lang_hooks.types.reconstruct_complex_type instead of
20355 reconstruct_complex_type.
20356 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20357 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20358 * langhooks.h (struct lang_hooks_for_types): Add
20359 reconstruct_complex_type hook.
20360 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20361 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20363 2008-04-24 Richard Guenther <rguenther@suse.de>
20365 * c-common.h (check_builtin_function_arguments): Declare.
20366 * c-common.c (validate_nargs): New function.
20367 (check_builtin_function_arguments): Likewise.
20368 * c-typeck.c (build_function_call): Call
20369 check_builtin_function_arguments.
20370 * builtins.c (fold_builtin_classify): Remove error reporting code.
20371 (fold_builtin_unordered_cmp): Likewise.
20372 (fold_builtin_1): Likewise.
20373 (fold_builtin_n): Likewise.
20375 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20377 PR tree-optimization/36008
20378 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20379 the original op1, rather than delta by step.
20381 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20382 Sebastian Pop <sebastian.pop@amd.com>
20384 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20385 eliminate_local_variables_stmt, eliminate_local_variables,
20386 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20387 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20388 of code delimited by two edges in the CFG.
20389 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20390 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20391 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20392 the case of parallelisation of reductions.
20393 (expr_invariant_in_region_p): New.
20395 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20396 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20398 2008-04-24 Ira Rosen <irar@il.ibm.com>
20399 Richard Guenther <rguenther@suse.de>
20401 PR tree-optimization/36034
20402 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20403 incapable of dealing with loads with gaps.
20405 2008-04-24 Rafael Espíndola <espindola@google.com>
20407 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20408 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20409 vrp_evaluate_conditional.
20410 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20411 (vrp_evaluate_conditional): Split the cond argument.
20412 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20413 (simplify_stmt_for_jump_threading): Update call to
20414 vrp_evaluate_conditional.
20416 2008-04-24 Ira Rosen <irar@il.ibm.com>
20418 PR tree-optimization/35982
20419 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20420 interleaved data-refs are of the same type.
20422 2008-04-24 Danny Smith <dannysmith@users.net>
20424 * c-format.c (check_format_info_main): Use strncmp rather than a
20425 magic prefix to handle multichar length specs.
20426 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20427 Don't prefix "I64" and "I32" with '\0'.
20429 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20432 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20433 in registers for -m32 only if stdarg_p (fntype).
20435 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20437 PR rtl-optimization/36006
20438 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20439 temp to op0 in order to avoid invalid rtx sharing.
20441 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20443 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20444 check TREE_INVARIANT.
20445 * tree-gimple.c (is_gimple_address): New.
20446 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20447 * tree-gimple.h (is_gimple_address): New.
20448 * tree.h (decl_address_invariant_p): New.
20449 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20450 (build_string): Likewise.
20451 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20452 (tree_invariant_p_1): Likewise.
20453 (save_expr): Use it.
20454 (tree_invariant_p): New.
20455 (skip_simple_arithmetic): Use it.
20456 (stabilize_reference_1): Use it.
20457 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20459 (build1_stat): Drop code to compute TREE_INVARIANT.
20460 (build2_stat): Drop code to compute TREE_INVARIANT.
20461 (build3_stat): Drop code to compute TREE_INVARIANT.
20462 (build4_stat): Drop code to compute TREE_INVARIANT.
20463 (build5_stat): Drop code to compute TREE_INVARIANT.
20464 (build7_stat): Drop code to compute TREE_INVARIANT.
20465 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20466 * tree.h (struct tree_base): Remove invariant_flag.
20467 (TREE_INVARIANT): Remove.
20468 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20469 (fold_builtin_expect): Check TREE_CONSTANT.
20470 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20471 * c-tree.h (c_expr_to_decl): Drop third parameter.
20472 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20473 (build_c_cast): Don't set TREE_INVARIANT.
20474 (pop_init_level): Don't set TREE_INVARIANT.
20475 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20476 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20478 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20479 (gimplify_addr_expr): Adjust comment.
20480 * tree-mudflap.c (mf_build_string):
20481 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20482 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20483 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20484 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20485 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20486 * langhooks.h (struct lang_hooks): Drop third parameter from
20489 2008-04-23 Richard Guenther <rguenther@suse.de>
20491 PR tree-optimization/27799
20492 PR tree-optimization/32921
20493 PR tree-optimization/32624
20494 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20495 SMTs aliases and the tag itself into the solution.
20496 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20497 merge the points-to solution back into the SMT aliases.
20498 (may_alias_p): Use alias_set_subset_of instead of
20499 aliases_conflict_p. A pointer which points to
20500 memory with alias set zero may access any variable.
20502 2008-04-23 Richard Guenther <rguenther@suse.de>
20504 * alias.c (alias_set_subset_of): Correctly handle asking
20505 if zero is a subset of an alias set with zero child.
20506 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20507 (compute_flow_insensitive_aliasing): Correctly walk all
20508 pointers. Do not unnecessarily union sets.
20510 2008-04-23 Richard Guenther <rguenther@suse.de>
20512 PR middle-end/36021
20513 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20515 2008-04-22 Tomas Bily <tbily@suse.cz>
20517 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20519 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20521 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20522 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20523 * tree-inline.c (estimate_num_insns_1): Likewise.
20524 * varasm.c (const_hash_1, compare_constant, copy_constant)
20525 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20526 * emit-rtl.c (component_ref_for_mem_expr)
20527 (set_mem_attributes_minus_bitpos): Likewise.
20528 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20529 (is_aligning_offset): Likewise.
20530 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20531 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20532 * dojump.c (do_jump): Likewise.
20533 * builtins.c (get_pointer_alignment, get_memory_rtx)
20534 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20535 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20537 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20539 PR rtl-optimization/36017
20540 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20541 expanding the library call.
20543 2008-04-22 Ian Lance Taylor <iant@google.com>
20545 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20546 than size_in_bytes.
20548 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20550 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20551 of LR/CTR moves for Power6.
20553 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20555 PR middle-end/36003
20556 * passes.c (init_optimization_passes): Remove
20557 pass_fast_rtl_byte_dce.
20559 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20562 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20563 builtin functions to generate faster code.
20564 (_mm_cvtpu16_ps): Ditto.
20565 (_mm_cvtpi32x2_ps): Ditto.
20567 2008-04-22 Nick Clifton <nickc@redhat.com>
20569 * common.opt (ftree-loop-distribution): Add Optimization
20572 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20573 (frv_expand_builtin_va_start): Likewise.
20575 * config/arm/arm.c (thumb_find_work_register): Fix location of
20576 argument register count.
20578 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20580 Support scheduling for ColdFire V1 and V3 microarchitecture.
20581 Improve scheduling of multiplication instructions.
20583 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20584 (mac): New instruction attribute.
20585 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20586 (m68k_sched_mac): New variable.
20587 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20588 Handle cfv1 and cfv3.
20589 (max_insn_size): New static variable.
20590 (struct _sched_ib): New type.
20591 (sched_ib): New static variable.
20592 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20593 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20594 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20596 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20597 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20598 new variables. Update.
20599 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20600 Add modeling of cfv3 instruction buffer. Update.
20601 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20602 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20603 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20604 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20605 a particular reservation applies to.
20606 (type2): Reorganize attribute values. Rename alu to alu_reg,
20607 alu_l to alu, move_l to omove. Join move to alu. Split mul
20608 to mul_l and mul_w.
20609 (cf_ib_*): Simplify description of instruction buffer.
20610 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20611 (cf_mem): Split into cf_mem1 and cf_mem2.
20612 (cf_v2_move_??): Rename to cfv12_alu_??.
20613 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20614 (cf_v2_mul_??): Remove reservations.
20615 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20616 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20617 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20619 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20620 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20621 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20622 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20623 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20624 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20625 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20626 expansions of the above reservations for instructions of sizes
20629 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20631 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20633 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20635 * coverage.c: Include tree-pass.h.
20636 (coverage_counter_alloc): Print da_file_name to the dump file.
20638 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20640 * sbitmap.c (sbitmap_range_empty_p): New function.
20641 * sbitmap.h (sbitmap_range_empty_p): New function.
20642 * bitmap.h: Now includes obstack.h.
20644 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20645 Kenneth Zadeck <zadeck@naturalbridge.com>
20647 * dbgcnt.def (ra_byte_scan): Added.
20648 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20649 when the last hit happens for a counter.
20650 * timevar.def (TV_DF_BYTE_LR): New variable.
20651 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20652 * passes.c (pass_fast_rtl_byte_dce): New pass.
20653 * fwprop.c (update_df): Added mode to call df_ref_create.
20654 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20655 DF_REF_EXTRACT_OFFSET.
20656 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20657 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20659 (df_ref_extract): Added mode field.
20660 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20661 DF_REF_EXTRACT_OFFSET.
20662 (DF_REF_EXTRACT_MODE): New macro.
20663 (df_byte_lr_bb_info): New structure.
20664 (df_print_byte_regset, df_compute_accessed_bytes,
20665 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20666 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20667 df_byte_lr_simulate_uses,
20668 df_byte_lr_simulate_artificial_refs_at_top,
20669 df_byte_lr_simulate_artificial_refs_at_end,
20670 df_compute_accessed_bytes): New function.
20671 (df_ref_create): Add parameter.
20672 (df_byte_lr_get_bb_info): New inline function.
20673 * df-scan.c (df_ref_record, df_uses_record,
20674 df_ref_create_structure): Added mode parameter.
20675 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20676 df_defs_record, df_uses_record, df_get_conditional_uses,
20677 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20678 df_entry_block_defs_collect, df_exit_block_uses_collect):
20679 Added mode parameter to calls to df_ref_record, df_uses_record,
20680 df_ref_create_structure.
20681 (df_ref_equal_p, df_ref_compare): Added test for modes.
20682 (df_ref_create_structure): Added code to set mode. Renamed
20683 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20684 DF_REF_EXTRACT_OFFSET.
20685 * df-core.c (df_print_byte_regset): New function.
20686 * df-byte-scan.c: New file.
20687 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20688 calls to BITMAP_FREE.
20689 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20690 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20691 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20692 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20693 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20694 df_byte_lr_local_compute, df_byte_lr_init,
20695 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20696 df_byte_lr_transfer_function, df_byte_lr_free,
20697 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20698 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20699 df_byte_lr_simulate_uses,
20700 df_byte_lr_simulate_artificial_refs_at_top,
20701 df_byte_lr_simulate_artificial_refs_at_end): New function.
20702 * dce.c (byte_dce_process_block): New function.
20703 (dce_process_block): au is now passed in rather than computed
20704 locally. Changed loops that look at artificial defs to not look
20705 for conditional or partial ones, because there never are any.
20706 (fast_dce): Now is able to drive byte_dce_process_block or
20707 dce_process_block depending on the kind of dce being done.
20708 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20709 (rest_of_handle_fast_byte_dce): New function.
20710 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20711 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20713 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20716 * gcc.h: Added fortran options that take arguments to
20717 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20720 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20722 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20723 scalarization if on the LHS and not a full access.
20725 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20727 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20729 2008-04-18 Rafael Espíndola <espindola@google.com>
20731 * tree-vrp.c (find_case_label_index): Fix the binary search.
20732 (find_case_label_range): New.
20733 (vrp_visit_switch_stmt): Use find_case_label_range.
20734 (simplify_switch_using_ranges): Use find_case_label_range.
20736 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20738 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20739 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20741 2008-04-18 Tom Tromey <tromey@redhat.com>
20744 * doc/cpp.texi (Implementation-defined behavior): Mention
20747 2008-04-18 Ian Lance Taylor <iant@google.com>
20749 * fold-const.c (pointer_may_wrap_p): New static function.
20750 (fold_comparison): Add another test for pointer overflow. Use
20751 pointer_may_wrap_p to disable some false positives.
20753 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20755 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20756 (fname_as_string): Match updated cpp_interpret_string prototype.
20757 (fix_string_type): Support char16_t* and char32_t*.
20758 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20759 derivative) nodes. Register as builtin if C++0x.
20760 (c_parse_error): Support CPP_CHAR{16,32}.
20761 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20762 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20763 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20764 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20765 CTI_CHAR32_ARRAY_TYPE>: New elements.
20766 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20767 char32_type_node, signed_char32_type_node, char16_array_type_node,
20768 char32_array_type_node): New defines.
20769 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20770 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20771 (lex_string): Support CPP_STRING{16,32}, match updated
20772 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20773 (lex_charconst): Support CPP_CHAR{16,32}.
20774 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20775 and CPP_STRING{16,32}.
20777 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20780 * aclocal.m4: Regenerate.
20781 * configure: Regenerate.
20783 2008-04-18 Jan Hubicka <jh@suse.cz>
20785 * except.c (dw2_size_of_call_site_table,
20786 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20788 * cgraphbuild.c (build_cgraph_edges): Update.
20789 * tree-pass.h: Update comment.
20790 * final.c (leaf_function_p): Update.
20791 (leaf_renumber_regs): Update.
20792 (rest_of_clean_state): Update.
20793 * omp-low.c (expand_omp_parallel): Update.
20794 * ipa-reference.c (analyze_function): Update.
20795 * reorg.c (find_end_label): Update.
20796 (optimize_skip): Update.
20797 (fill_simple_delay_slots): Update.
20798 (fill_simple_delay_slots): Update.
20799 (make_return_insns): Update.
20800 (dbr_schedule): Update.
20801 * gimple-low.c (record_vars_into): Update.
20802 * cfgbuild.c (make_edges): Update.
20803 * function.c (assign_stack_local): Update.
20804 (assign_parm_adjust_stack_rtl): Update.
20805 (locate_and_pad_parm): Update.
20806 (allocate_struct_function): Do not initialize stack_alignment_needed
20807 and preferred_stack_boundary here.
20808 (stack_protect_prologue): Update.
20809 (stack_protect_epilogue): Update.
20810 (expand_function_start): Initialize stack_alignment_needed,
20811 preferred_stack_boundary and max_jumptable_ents.
20812 (expand_function_end): Update.
20813 (free_after_compilation): Do not NULLify epilogue_delay_list.
20814 * function.h (struct rtl_data): Add stack_protect_guard,
20815 stack_alignment_needed,
20816 preferred_stack_boundary, epilogue_delay_list.
20817 (struct function): Remove value_histograms, stack_alignment_needed,
20818 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20820 unexpanded_var_list, stack_protect_guard.
20821 (current_function_epilogue_delay_list): Remove.
20822 * ipa-type-escape.c (analyze_function): Update.
20823 * gimplify.c (pop_gimplify_context): Update comment.
20824 * calls.c (expand_call): Update.
20825 (emit_library_call_value_1): Update.
20826 * except.c (set_nothrow_function_flags): Update.
20827 * cfgexpand.c (get_decl_align_unit): Update.
20828 (create_stack_guard): Update.
20829 (estimated_stack_frame_size): Update.
20830 (expand_used_vars): Update.
20831 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20832 * explow.c (allocate_dynamic_stack_space): Update.
20833 * tree-ssa-live.c (remove_unused_locals): Update.
20834 * varasm.c (mark_constant_pool): Update.
20835 * tree-inline.c (remap_decls): Update.
20836 (initialize_cfun): Update.
20837 (declare_return_variable): Update.
20838 (inline_forbidden_p): Update.
20839 (expand_call_inline): Update.
20840 (declare_inline_vars): Update.
20841 (tree_function_versioning): Update.
20842 * tree-flow.h (value_histograms): New.
20843 (VALUE_HISTOGRAMS): New macro.
20844 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20846 * tree-cfg.c (set_bb_for_stmt): Update.
20847 (replace_by_duplicate_decl): Update.
20848 (move_block_to_fn): Update.
20849 (new_label_mapper): Update.
20850 (dump_function_to_file): Update.
20851 * ipa-struct-reorg.c (build_data_structure): Update.
20852 * cfgrtl.c (print_rtl_with_bb): Update.
20853 * reload1.c (reload): Update.
20855 * config/i386/i386.c (setup_incoming_varargs_64,
20856 ix86_compute_frame_layout): Update.
20857 * config/arc/arc.c (arc_output_function_epilogue): Update.
20859 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20861 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20862 for FreeBSD as well.
20863 * gthr-posix95.h: Likewise.
20865 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20867 PR rtl-optimization/35838
20868 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20869 out the byte offset of the first subreg.
20871 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20873 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20874 to split_ti instead of three separate calls with single member arrays.
20875 (subti3 splitter): Ditto.
20876 (adddi3 splitter): Ditto with split_di.
20877 (subdi3 splitter): Ditto.
20878 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20879 two separate calls with single member arrays. Swap match_dup
20880 operands 1 and 2 to better fit into the array.
20881 (negdi2 splitter): Ditto with split_di.
20882 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20883 two separate calls with single member arrays. Swap match_dup operands
20884 6 and 7 to better fit into the array.
20886 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20888 * config/i386/i386.c (sse_builtin_type): New.
20889 (bdesc_sse_args): Likewise.
20890 (bdesc_sse_3arg): Removed.
20891 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20892 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20893 IX86_BUILTIN_ROUNDPS.
20894 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20895 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20896 IX86_BUILTIN_ROUNDPS.
20897 (ix86_expand_sse_4_operands_builtin): Removed.
20898 (ix86_expand_sse_operands_builtin): New.
20899 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
20900 and CODE_FOR_sse4_1_roundps.
20901 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20902 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
20904 2008-04-17 Alan Modra <amodra@bigpond.net.au>
20907 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
20908 regs before frame pop when needed. If use_backchain_to_restore_sp
20909 then load backchain into a temp reg to restore vr and vrsave. Add
20910 code to restore vr after frame pop if possible.
20912 2008-04-17 Richard Guenther <rguenther@suse.de>
20914 * tree-vn.c (expressions_equal_p): Do not check type
20915 equality or compatibility before calling operand_equal_p.
20916 * fold-const.c (operand_equal_p): Check equivalence of
20917 integer constants before bailing out due to signedness or
20918 precision differences.
20919 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
20920 spurious differences in type qualification. Ignore types
20921 for COMPONENT_REFs at all.
20923 2008-04-17 Christian Bruel <christian.bruel@st.com>
20925 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
20926 msw_skip comparison.
20928 2008-04-16 Jakub Jelinek <jakub@redhat.com>
20931 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
20934 PR tree-optimization/35899
20935 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
20936 rather than TREE_OPERAND.
20938 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
20941 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
20942 temporary registers. Change operand predicate to general_operand.
20943 (remainderxf3): Ditto.
20945 2008-04-16 Richard Guenther <rguenther@suse.de>
20947 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
20948 * tree-affine.c (aff_combination_expand): Look through some
20951 2008-04-15 Doug Kwan <dougkwan@google.com>
20953 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
20955 * tree-pretty-print.c (dump_generic_node): Ditto.
20956 * final.c (output_addr_const): Ditto.
20957 * dwarf2out.c (output_cfi): Ditto.
20958 * c-pretty-print.c (pp_c_integer_constant): Ditto.
20959 * print-rtl.c (print_rtx): Ditto.
20960 * print-tree.c (print_node_brief, print_node): Ditto.
20961 * c-common.c (match_case_to_enum_1): Ditto.
20962 * sched-vis.c (print_value): Ditto.
20963 * config/i386/i386.c (print_operand): Cast to long unsigned int
20966 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
20967 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
20968 MS Windows VirtualProtect function.
20970 2008-04-15 Jan Hubicka <jh@suse.cz>
20972 * gengtype.c (write_root): Param_is argument is OK.
20973 * expr.c (expand_expr_real_1): Update call of get_exception_*.
20974 * function.h: Include varray.h
20975 (rtl_eh): New stucture based on except.c one.
20976 (call_site_record): New forward declaration and vector type.
20977 * calls.c (emit_call_1): Do not call
20978 note_current_region_may_contain_throw.
20979 * except.c (eh_status): Remove cur_region, try_region since they are
20981 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
20982 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
20983 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
20984 Remove call_site_data_used, call_site_data_size.
20985 Turn call_site_record into vector in function.h.
20986 (note_current_region_may_contain_throw): Remove.
20987 (get_exception_pointer, get_exception_filter): Do not take struct
20988 function argument; update.
20989 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
20990 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
20991 build_post_landing_pads, dw2_build_landing_pads,
20992 sjlj_assign_call_site_values, sjlj_mark_call_sites,
20993 sjlj_emit_function_enter, sjlj_emit_function_enter,
20994 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
20995 sjlj_build_landing_pads, finish_eh_generation,
20996 remove_exception_handler_label, remove_eh_handler,
20997 maybe_remove_eh_handler, add_reachable_handler,
20998 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
20999 add_action_record, collect_one_action_chain, add_call_site,
21000 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21001 sjlj_output_call_site_table, output_function_exception_table,
21002 * except.h (note_current_region_may_contain_throw): Remove
21003 (get_exception_pointer, get_exception_filter): Do not take struct
21005 * Makefile.in (GTFILES): Put varargs before struct function.
21007 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21009 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21010 punt for STRING_CST.
21011 (get_constraint_for): Deal with STRING_CST here instead.
21013 2008-04-15 Richard Guenther <rguenther@suse.de>
21015 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21016 statements in a basic-block with a backward walk. Do not
21017 substitute into dead statements but instead remove those.
21019 2008-04-15 Richard Guenther <rguenther@suse.de>
21021 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21022 to zero, thus disable creation of SFTs.
21024 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21026 * tree-predcom.c (suitable_reference_p): Return false if the
21027 reference can throw.
21029 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21032 * c-decl.c (finish_decl): If extern or static var has variable
21033 size, set TREE_TYPE (decl) to error_mark_node.
21035 2008-04-15 Rafael Espíndola <espindola@google.com>
21037 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21040 2008-04-15 Richard Guenther <rguenther@suse.de>
21042 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21043 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21044 (visit_reference_op_load): Do walk vuse-vdef chains on
21045 vn_reference_lookup.
21046 (visit_reference_op_store): But do not here.
21047 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21048 vn_reference_lookup.
21049 (vn_lookup_with_vuses): But do so here.
21051 2008-04-14 Ian Lance Taylor <iant@google.com>
21053 * fold-const.c (fold_overflow_warning): Remove assertion.
21055 2008-04-15 Ben Elliston <bje@au.ibm.com>
21057 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21058 temp1 local variables.
21060 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21063 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21064 ".text.unlikely" section as executable.
21066 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21068 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21069 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21070 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21071 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21072 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21073 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21074 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21076 2008-04-14 Ian Lance Taylor <iant@google.com>
21078 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21079 * fold-const.c (fold_comparison): If appropriate, test
21080 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21081 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21082 reassociating a pointer type.
21083 * doc/invoke.texi (Optimize Options): Document that
21084 -fstrict-overflow applies to pointer wraparound.
21086 2008-04-13 Jan Hubicka <jh@suse.cz>
21088 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21090 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21092 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21093 we are going to "save the world".
21095 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21097 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21098 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21099 operand 0 constraint, not "=".
21101 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21103 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21105 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21107 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21108 of size of positions_needed * CHAR_BIT.
21110 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21112 PR middle-end/35897
21113 * dse.c (store_info): Change positions_needed to unsigned
21115 (lowpart_bitmask): New.
21116 (record_store): Cast to unsigned HOST_WIDE_INT for
21117 positions_needed. Assert width <= size of positions_needed *
21118 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21119 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21120 lowpart_bitmask to set mask.
21122 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21124 * config/bfin/constraints.md: New file.
21125 * config/bfin/bfin.md: Include it.
21126 (adddi3): Use satisfies_constraint functions instead of the old macros.
21127 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21128 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21129 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21130 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21131 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21132 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21133 EXTRA_CONSTRAINT): Delete.
21134 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21135 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21137 * config/bfin/bfin.c: Include "tm-constrs.h".
21138 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21139 Use satisfies_constraint functions instead of the old macros.
21140 * doc/md.texi (Blackfin Constraints): Update file name reference.
21142 2008-04-11 Richard Guenther <rguenther@suse.de>
21144 PR tree-optimization/35869
21145 * tree-vrp.c (execute_vrp): Move switch statement update after
21146 jump threading. Schedule another cfg cleanup run.
21148 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21151 * attribs.c (decl_attributes): Return early on errorneous node.
21153 2008-04-10 Oleg Ryjkov <olegr@google.com>
21155 * tree.h (struct tree_base): Added a new flag default_def_flag.
21156 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21158 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21160 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21162 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21165 * pa.md: Define mode iterator P. Define mode attribute dwc.
21166 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21167 (icacheflush): Likewise.
21168 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21169 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21171 2008-04-11 Ben Elliston <bje@au.ibm.com>
21173 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21175 2008-04-10 Rafael Espíndola <espindola@google.com>
21177 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21178 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21179 (extract_range_from_expr): The same.
21181 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21183 * config/mips/mips.md (GPR2): New mode iterator.
21184 (seq): Add comment.
21185 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21186 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21187 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21188 Rewrite these to take two modes, the mode of comparison and the
21189 mode of the destination.
21190 * config/mips/mips.c (mips_expand_scc): Instead of having
21191 paradoxical subreg as destination, expand "narrowing" scc if mode
21192 of comparison is SI and target is requested in DI mode.
21193 (mips_emit_int_order_test): Update comment. Make mode of
21194 comparison match CMP0 rather than TARGET. When creating inverse
21195 target use mode of TARGET.
21197 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21199 * gcov-dump.c (tag_summary): Only print summaries for the first
21200 GCOV_COUNTERS_SUMMABLE counters.
21202 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21204 * config/i386/i386.md (absneg): New code iterator.
21205 (absnegprefix): New code attribute.
21206 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21207 patterns using absneg code iterator.
21208 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21209 using absneg code iterator.
21210 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21211 *neg<mode>2 patterns using absneg code iterator.
21212 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21213 *negextendsfdf2 patterns using absneg code iterator.
21214 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21215 *negextendsfxf2 patterns using absneg code iterator.
21216 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21217 *negextendsfdf2 patterns using absneg code iterator.
21218 * config/i386/sse.md (<code><mode>2): Macroize expander from
21219 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21221 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21223 * config/s390/s390.h: Remove the remains of the recent search
21224 & replace action of current_function_outgoing_args_size.
21226 2008-04-10 Ira Rosen <irar@il.ibm.com>
21228 PR tree-optimization/35821
21229 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21230 NEW_STMT_LIST is not NULL.
21232 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21235 * toplev.c (process_options): Remove -ffunction-sections debugging
21238 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21240 PR middle-end/PR28690
21241 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21242 than gen_rtx_fmt_ee to perform more canonicalizations.
21244 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21247 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21249 2008-04-09 Richard Guenther <rguenther@suse.de>
21251 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21252 (dump_function_to_file): Dump function arguments with types.
21254 2008-04-08 Richard Guenther <rguenther@suse.de>
21256 * fold-const.c (fold_widened_comparison): Do not allow
21257 sign-changes that change the result.
21259 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21262 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21263 kinds of indirect references.
21265 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21267 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21268 GNU Fortran language string.
21270 2008-04-08 Rafael Espíndola <espindola@google.com>
21272 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21273 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21274 * tree.h (tree_call_nonnegative_warnv_p): New.
21276 2008-04-08 Jan Hubicka <jh@suse.cz>
21278 * function.c (free_after_compilation): Clear out regno_reg_rtx
21281 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21284 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21286 PR middle-end/PR28690
21287 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21288 same precedence as REG_POINTER and MEM_POINTER operands.
21290 2008-04-08 Richard Guenther <rguenther@suse.de>
21292 PR middle-end/35834
21293 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21294 for adding index to base.
21296 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21298 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21299 (MINGW_ENABLE_EXECUTE_STACK): New.
21300 (IN_LIBGCC2): For libgcc include windows.h file for
21301 function declarations.
21303 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21305 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21306 and tem2 if tem1 is not a REG or MULT.
21308 2008-04-08 Jan Hubicka <jh@suse.cz>
21310 * function.h (incomming_args): Break out of struct function.
21311 (function_subsections): Break out of struct function.
21312 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21313 return_rtx and hard_reg_initial_vals from struct function.
21314 Kill inl_max_label_num.
21315 (current_function_pops_args, current_function_args_info,
21316 current_function_args_size, current_function_args_size,
21317 current_function_pretend_args_size,
21318 current_function_outgoing_args_size,
21319 current_function_internal_arg_pointer, current_function_return_rtx):
21320 Kill compatibility accestor macros.
21321 * builtins.c (expand_builtin_apply_args_1): Update.
21322 (expand_builtin_next_arg): Update.
21323 * df-scan.c (df_get_call_refs): Update.
21324 * dbxout.c (dbxout_function_end): Update.
21325 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21326 (output_line_info): Update.
21327 (secname_for_decl): Update.
21328 (dwarf2out_var_location): Update.
21329 * function.c (free_after_compilation): Update.
21330 (assign_parm_find_stack_rtl): Update.
21331 (assign_parms): Update.
21332 (expand_dummy_function_end): Update.
21333 (expand_function_end): Update.
21334 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21335 (expand_call): Update.
21336 (emit_library_call_value_1): Update.
21337 (store_one_arg): Update.
21338 * varasm.c (initialize_cold_section_name): Update.
21339 (unlikely_text_section): Update.
21340 (unlikely_text_section_p): Update.
21341 (assemble_start_function): Update.
21342 (assemble_end_function): Update.
21343 (default_section_type_flags): Update.
21344 (switch_to_section): Update.
21345 * integrate.c (set_decl_abstract_flags): Update.
21346 (get_hard_reg_initial_val): Update.
21347 (has_hard_reg_initial_val): Update.
21348 (allocate_initial_values): Update.
21349 * resource.c (init_resource_info): Update.
21350 * config/alpha/alpha.c (NUM_ARGS): Update.
21351 (direct_return): Update.
21352 (alpha_va_start): Update.
21353 (alpha_sa_size): Update.
21354 (alpha_initial_elimination_offset): Update.
21355 (alpha_expand_prologue): Update.
21356 (alpha_start_function): Update.
21357 (alpha_expand_epilogue): Update.
21358 (unicosmk_initial_elimination_offset):
21359 * config/alpha/alpha.md (call expander): Update.
21360 * config/s390/s390.c (s390_register_info): Update.
21361 (s390_register_info): Update.
21362 (s390_frame_info): Update.
21363 (s390_initial_elimination_offset): Update.
21364 (s390_build_builtin_va_list): Update.
21365 (s390_va_start): Update.
21366 * config/spu/spu.c (direct_return): Update.
21367 (spu_expand_prologue): Update.
21368 (spu_initial_elimination_offset): Update.
21369 (spu_build_builtin_va_list): Update.
21370 (spu_va_start): Update.
21371 * config/sparc/sparc.c (sparc_init_modes): Update.
21372 (sparc_compute_frame_size): Update.
21373 (function_value): Update.
21374 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21375 * config/i386/i386.md (return expander): Update.
21376 * config/i386/i386.c (ix86_va_start): Update.
21377 (ix86_can_use_return_insn_p): Update.
21378 (ix86_compute_frame_layout): Update.
21379 (ix86_expand_epilogue): Update.
21380 * config/sh/sh.c (output_stack_adjust): Update.
21381 (calc_live_regs): Update.
21382 (sh_expand_prologue): Update.
21383 (sh_builtin_saveregs): Update.
21384 (sh_va_start): Update.
21385 (initial_elimination_offset): Update.
21386 (sh_allocate_initial_value): Update.
21387 (sh_function_ok_for_sibcall): Update.
21388 (sh_get_pr_initial_val): Update.
21389 * config/sh/sh.md (return expander): Update.
21390 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21391 * config/crx/crx.c (crx_compute_frame): UPdate.
21392 (crx_initial_elimination_offset): UPdate.
21393 * config/xtensa/xtensa.c (compute_frame_size): Update
21394 (xtensa_builtin_saveregs): Update.
21395 (xtensa_va_start): Update.
21396 (order_regs_for_local_alloc): Update.
21397 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21398 (xstormy16_expand_builtin_va_start): Update.
21399 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21400 * config/m68hc11/m68hc11.md (return expanders): Update.
21401 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21402 (expand_epilogue): Update.
21403 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21404 (cris_simple_epilogue): Update.
21405 (cris_expand_prologue): Update.
21406 (cris_expand_epilogue): Update.
21407 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21408 (compute_frame_size): Update.
21409 * config/mt/mt.c (mt_compute_frame_size): Update.
21410 * config/mn10300/mn10300.c (expand_prologue): Update.
21411 (expand_epilogue): Update.
21412 (initial_offset): Update.
21413 (mn10300_builtin_saveregs):
21414 * config/mn10300/mn10300.md (return expander): Update.
21415 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21416 (ia64_initial_elimination_offset): Update.
21417 (ia64_initial_elimination_offset): Update.
21418 (ia64_expand_prologue): Update.
21419 * config/m68k/m68k.md (return expander): Update.
21420 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21421 (rs6000_stack_info): Update.
21422 * config/mcore/mcore.c (layout_mcore_frame): Update.
21423 (mcore_expand_prolog): Update.
21424 * config/arc/arc.c (arc_compute_frame_size): Update.
21425 * config/score/score3.c (score3_compute_frame_size): Update.
21426 * config/score/score7.c (score7_compute_frame_size): Update.
21427 * config/arm/arm.c (use_return_insn): Update.
21428 (thumb_find_work_register): Update.
21429 (arm_compute_save_reg_mask): Update.
21430 (arm_output_function_prologue): Update.
21431 (arm_output_epilogue): Update.
21432 (arm_size_return_regs): Update.
21433 (arm_get_frame_offsets): Update.
21434 (arm_expand_prologue): Update.
21435 (thumb_exit): Update.
21436 (thumb_unexpanded_epilogue): Update.
21437 (thumb1_output_function_prologue): Update.
21438 * config/pa/pa.md (return expander): Update.
21439 * config/pa/pa.c (compute_frame_size): Update.
21440 (hppa_builtin_saveregs): Update.
21441 * config/mips/mips.c (mips_va_start): Update.
21442 (mips16_build_function_stub): Update.
21443 (mips_compute_frame_info): Update.
21444 (mips_restore_gp): Update.
21445 (mips_output_function_prologue): Update.
21446 (mips_expand_prologue): Update.
21447 * config/v850/v850.c (compute_frame_size): Update.
21448 (expand_prologue): * config/mmix/mmix.c (along): update.
21449 (mmix_initial_elimination_offset): update.
21450 (mmix_reorg): update.
21451 (mmix_use_simple_return): update.
21452 (mmix_expand_prologue): update.
21453 (mmix_expand_epilogue): Update.
21454 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21455 (emit_link_insn): Update.
21457 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21459 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21460 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21462 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21465 2008-04-07 Jan Hubicka <jh@suse.cz>
21467 * function.h (rtl): Rename to x_rtl.
21468 (crtl): New define.
21469 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21470 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21471 used_temp_slots avail_temp_slots, temp_slot_level,
21472 nonlocal_goto_handler_labels): Update accesstors.
21473 (rtl): New global variable.
21474 (struct function): Move some fileds to rtl_data.
21475 (get_arg_pointer_save_area): Update prototype.
21476 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21477 get_arg_pointer_save_area.
21478 * expr.c (init_expr): Update
21479 * function.c (get_frame_size): Update
21480 (assign_stack_local): Update
21481 (expand_function_end): Update.
21482 (get_art_pointer_save_area): Update
21484 * emit-rtl.c (rtl): Declare.
21485 (regno_reg_rtx): Declare.
21486 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21488 (gen_reg_rtx): Update.
21489 * varasm.c (n_deferred_constatns): Update accestor.
21490 (init_varasm_status): Do not allocate varasm_status.
21491 (force_const_mem, get_pool_size, output_constant_pool): Update.
21492 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21493 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21494 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21495 * sparc/sparc.h (INIT_EXPANDERS): Update.
21496 * ia64/ia64.h (INIT_EXPANDERS): Update.
21498 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21500 * reload.c (push_secondary_reload): Add missing break to for loop.
21502 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21504 PR middle-end/PR28690
21505 * rtlanal.c: Update copyright years.
21506 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21507 as REG_POINTER and MEM_POINTER operands.
21508 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21509 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21510 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21511 * gcse.c: Update copyright years.
21512 (pre_delete): Call gen_reg_rtx_and_attrs.
21513 (hoist_code): Likewise.
21514 (build_store_vectors): Likewise.
21515 (delete_store): Likewise.
21516 * loop-invariant.c (move_invariant_reg): Likewise.
21517 Update copyright years.
21519 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21521 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21522 control string instead of quoted.
21524 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21526 * doc/rtl.texi: Rewrite of subreg section.
21528 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21531 * config/i386/i386.c (legitimize_pic_address): Add treating
21532 of dllimport SYM_REF's.
21533 (legitimize_dllimport_symbol): Add prototype.
21535 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21537 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21538 reference in constructor with non self-referential type.
21540 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21542 Removal of Return with Depressed Stack Pointer support
21543 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21544 (ECF_SP_DEPRESSED): Likewise.
21545 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21546 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21547 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21548 (expand_call): Do not test ECF_SP_DEPRESSED.
21549 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21550 * function.c (keep_stack_depressed): Delete.
21551 (handle_epilogue_set): Likewise.
21552 (update_epilogue_consts): Likewise.
21553 (emit_equiv_load): Likewise.
21554 (thread_prologue_and_epilogue_insns): Remove support for Return with
21555 Depressed Stack Pointer.
21556 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21558 2008-04-06 Richard Guenther <rguenther@suse.de>
21560 PR tree-optimization/35400
21561 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21562 information from SSA_NAMEs.
21564 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21566 * config/avr/avr.h (avr_mega_p): Remove declaration.
21567 (AVR_MEGA): Remove macro.
21568 * config/avr/avr.c (avr_mega_p): Remove variable.
21569 (avr_override_options): Remove inicializion of avr_mega_p.
21570 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21571 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21572 (avr_jump_mode): (Ditto.).
21573 (avr_output_progmem_section_asm_op): (Ditto.).
21574 (avr_asm_init_sections): (Ditto.).
21575 (avr_asm_init_sections): (Ditto.).
21576 (avr_rtx_costs): (Ditto.).
21577 * config/avr/avr.md: (Ditto.).
21578 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21581 2008-04-06 Richard Guenther <rguenther@suse.de>
21583 PR tree-optimization/35842
21584 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21585 is_gimple_invariant_address.
21587 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21589 * gcc.c (default_compilers): Sync Fortran extensions list with
21590 that in fortran/lang-specs.h.
21591 * doc/invoke.texi: Likewise.
21592 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21593 * dwarf2out.c (gen_compile_unit_die): Likewise.
21595 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21597 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21599 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21602 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21603 attribute is used for nested functions.
21605 2008-04-05 Jan Hubicka <jh@suse.cz>
21607 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21609 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21611 (dump_files): Update.
21612 (enable_rtl_dump_file): Do not accept letter argument.
21613 * tree-pass.h (dump_file_info): Remove letter argument.
21614 * toplev.c (decode_d_option): Update -da handling.
21615 * toplev.h (enable_rtl_dump_file): Update prototype.
21616 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21617 it out based on pass type.
21618 (register_dump_files_1): Likewise.
21619 (init_optimization_passes): Update register_one_dump_file calls.
21620 (execute_one_pass): Sanity check that IPA passes are called at IPA
21621 level and RTL passes at RTL level.
21622 (execute_pass_list): IPA pass can not be after or subpass of
21624 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21625 disallov RTL subpasses of IPA subpasses.
21627 2008-04-05 Ben Elliston <bje@au.ibm.com>
21629 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21630 builtins that return exactly once and do not throw. Cache call to
21633 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21635 PR rtl-optimization/34916
21636 PR middle-end/35519
21637 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21638 between instruction pairs.
21640 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21642 * doc/invoke.texi: Document -mbitops for SH.
21643 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21644 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21645 * config/sh/sh.c (print_operand): Add %t operand code.
21646 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21647 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21648 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21649 (extendqihi2): Likewise.
21650 (movqi_i): Likewise.
21651 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21652 (extv): Use bld instruction for SH2A if possible.
21654 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21655 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21656 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21657 (bset.b, bclr.b): Define peepholes.
21658 * config/sh/sh.opt (mbitops): New option.
21660 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21663 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21664 and view convert expression.
21666 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21669 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21671 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21673 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21675 * config/i386/cpuid.h (bit_AES): New.
21676 (bit_PCLMUL): Likewise.
21678 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21679 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21680 SSE2 if AES or PCLMUL is enabled.
21681 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21682 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21683 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21684 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21685 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21686 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21687 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21688 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21689 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21690 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21691 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21692 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21693 __builtin_ia32_aeskeygenassist128 and
21694 __builtin_ia32_pclmulqdq128.
21695 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21696 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21697 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21699 * config/i386/i386.h (TARGET_AES): New.
21700 (TARGET_PCLMUL): Likewise.
21701 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21703 * config/i386/i386.md (UNSPEC_AESENC): New.
21704 (UNSPEC_AESENCLAST): Likewise.
21705 (UNSPEC_AESDEC): Likewise.
21706 (UNSPEC_AESDECLAST): Likewise.
21707 (UNSPEC_AESIMC): Likewise.
21708 (UNSPEC_AESKEYGENASSIST): Likewise.
21709 (UNSPEC_PCLMUL): Likewise.
21711 * config/i386/i386.opt (maes): New.
21712 (mpclmul): Likewise.
21714 * config/i386/sse.md (aesenc): New pattern.
21715 (aesenclast): Likewise.
21716 (aesdec): Likewise.
21717 (aesdeclast): Likewise.
21718 (aesimc): Likewise.
21719 (aeskeygenassist): Likewise.
21720 (pclmulqdq): Likewise.
21722 * config/i386/wmmintrin.h: New.
21724 * doc/extend.texi: Document AES and PCLMUL built-in function.
21726 * doc/invoke.texi: Document -maes and -mpclmul.
21728 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21730 * function.c (free_after_parsing): Replace with
21731 cxx_push_function_context from C++ front-end.
21732 (allocate_struct_function): Don't call langhook.
21733 * langhooks.h (struct lang_hooks_for_functions): Delete.
21734 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21736 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21737 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21738 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21739 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21740 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21741 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21742 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21744 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21745 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21747 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21750 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21753 2008-04-04 Richard Guenther <rguenther@suse.de>
21755 PR middle-end/35823
21756 * fold-const.c (optimize_minmax_comparison): Use the correct
21757 type for the constant in the simplified comparison.
21759 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21761 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21762 Pass L2 size as "--param l2-cache-size" to the compiler.
21763 (decode_l2_cache): New function to decode L2 cache parameters using
21764 0x8000006 extended cpuid function.
21765 (detect_caches_amd): Determine parameters of L2 cache using
21766 decode_l2_caches function.
21767 (decode_caches_intel): Decode L2 cache parameters.
21768 (detect_caches_intel): Determine L2 cache parameters using
21769 decode_caches_intel and decode_l2_caches functions.
21771 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21773 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21774 secondary input reload for subword loads from the constant pool.
21776 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21779 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21780 constants of the appropriate size for runtime calculations.
21783 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21784 decimal-float literal constant zero.
21786 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21789 * c-parser.c (c_parser_omp_atomic): Call
21790 default_function_array_conversion on the RHS.
21792 PR middle-end/35818
21793 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21794 call is_variable_sized if decl has incomplete type.
21796 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21798 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21800 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21802 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21804 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21805 (sgt<u>): Merge sgt and sgtu into new expander.
21806 (sgt, sgtu): Remove expanders.
21807 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21808 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21809 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21810 *sgtu_<mode>_mips16 into new pattern.
21811 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21812 (sge<u>): Merge sge and sgeu into new expander.
21813 (sge, sgeu): Remove expanders.
21814 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21816 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21817 (slt<u>): Merge slt and sltu into new expander.
21818 (slt, sltu): Remove expanders.
21819 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21820 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21821 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21822 *sltu_<mode>_mips16 into new pattern.
21823 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21824 (sle<u>): Merge sle and sleu into new expander.
21825 (sle, sleu): Remove expanders.
21826 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21827 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21828 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21829 *sleu_<mode>_mips16 into new pattern.
21830 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21832 2008-04-03 Jan Hubicka <jh@suse.cz>
21834 PR tree-optimization/35795
21835 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21836 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21837 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21838 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21839 * score/score3.c (score3_output_mi_thunk): Likewise.
21840 * score/score7.c (score7_output_mi_thunk): Likewise.
21841 * mips/mips.c (mips_output_mi_thunk): Likewise.
21843 2008-04-03 Richard Guenther <rguenther@suse.de>
21845 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21846 conversions. Simplify code.
21848 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21850 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21852 2008-04-03 Tom Tromey <tromey@redhat.com>
21853 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21855 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21856 * config/bfin/t-bfin-linux (generated_files): Add
21857 linux-sysroot-suffix.h.
21858 * doc/install.texi (Prerequisites): Require make 3.80.
21859 * doc/sourcebuild.texi (Front End Directory): Document new
21861 * Makefile.in (generated_files): New variable.
21862 (ALL_HOST_OBJS): New variable.
21863 ($(ALL_HOST_OBJS)): New target.
21865 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21867 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21868 (remap_block): Call id->transform_lang_insert_block instead
21870 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21871 Set id.transform_lang_insert_block to NULL.
21872 (clone_body): Move to cp/optimize.c
21873 * tree-inline.h (struct copy_body_data): Change
21874 transform_lang_insert_block to function pointer.
21875 (copy_generic_body, copy_decl_no_change): Export.
21876 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21877 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21878 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21880 * c-tree.h (insert_block): Kill.
21881 * c-decl.c (insert_block): Kill.
21883 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21885 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21886 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21887 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21889 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21890 argument, call {push,pop}_function_context from here.
21891 * c-parser.c: Use c_{push,pop}_function_context.
21893 * function.c (push_function_context_to): Move meat ...
21894 (push_function_context): ... here. Simplify.
21895 * function.c (pop_function_context_from): Move meat ...
21896 (pop_function_context): ... here. Simplify.
21897 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
21899 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21900 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21901 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
21902 * tree.h (push_function_context_to, pop_function_context_from): Remove.
21904 2008-04-03 Ben Elliston <bje@au.ibm.com>
21906 * expmed.c (extract_force_align_mem_bit_field): Remove.
21908 2008-04-03 Richard Guenther <rguenther@suse.de>
21910 PR middle-end/35800
21911 * expr.h (try_casesi): Adjust prototype.
21912 * expr.c (try_casesi): Take fallback label as extra parameter.
21913 Use that for gen_casesi if default_label is NULL.
21914 * stmt.c (expand_case): Pass fallback label to try_casesi,
21915 make sure to fill gaps with a fallback label if default_label
21918 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
21921 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
21923 2008-04-03 Ben Elliston <bje@au.ibm.com>
21925 * expmed.c (extract_split_bit_field): Remove if (0) code.
21926 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
21927 (do_ds_constraint): Likewise.
21929 2008-04-02 Joseph Myers <joseph@codesourcery.com>
21931 * doc/cppopts.texi (-dU): Document.
21932 * c-common.h (flag_dump_macros): Update comment.
21933 * c-opts.c (handle_OPT_d): Handle -dU.
21934 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
21935 dump_queued_macros, cb_used_define, cb_used_undef): New.
21936 (init_pp_output): Handle -dU.
21937 (cb_line_change): Call dump_queued_macros.
21938 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
21940 2008-04-02 Anatoly Sokolov <aesok@post.ru>
21942 * config/avr/predicates.md (io_address_operand): New predicate.
21943 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
21944 * config/avr/avr.c (avr_io_address_p): Remove function.
21945 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
21946 'avr_io_address_p' function.
21947 (out_movhi_r_mr): (Ditto.).
21948 (out_movqi_mr_r): (Ditto.).
21949 (out_movhi_mr_r): (Ditto.).
21950 (avr_address_cost): (Ditto.).
21952 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
21954 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
21955 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
21956 in 32bit mode when XMM registers are available to avoid store
21958 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
21959 corresponding post-reload splitters.
21961 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21963 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
21964 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
21965 __builtin_ia32_roundss.
21966 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
21967 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
21968 __builtin_ia32_roundss.
21969 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
21970 IX86_BUILTIN_SHUFPD here.
21972 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21974 * config/i386/i386.md (plogic): New.
21975 (plogicprefix): Likewise.
21977 * config/i386/mmx.md (mmx_<code><mode>3): New.
21978 (mmx_and<mode>3): Removed.
21979 (mmx_ior<mode>3): Likewise.
21980 (mmx_xor<mode>3): Likewise.
21982 * config/i386/sse.md (<code><mode>3): New.
21983 (*<code><mode>3): Likewise.
21984 (*<code><mode>3): Likewise.
21985 (<code><mode>3): Likewise.
21986 (*sse_<code><mode>3): Likewise.
21987 (*sse2_<code><mode>3): Likewise.
21988 (<code>tf3): Likewise.
21989 (*<code>tf3): Likewise.
21990 (and<mode>3): Likewise.
21991 (*and<mode>3): Likewise.
21992 (ior<mode>3): Removed.
21993 (*ior<mode>3): Likewise.
21994 (xor<mode>3): Likewise.
21995 (*xor<mode>3): Likewise.
21996 (*and<mode>3): Likewise.
21997 (*ior<mode>3): Likewise.
21998 (*xor<mode>3): Likewise.
21999 (and<mode>3): Likewise.
22000 (*sse_and<mode>3): Likewise.
22001 (*sse2_and<mode>3): Likewise.
22002 (andtf3): Likewise.
22003 (*andtf3): Likewise.
22004 (ior<mode>3): Likewise.
22005 (*sse_ior<mode>3): Likewise.
22006 (*sse2_ior<mode>3): Likewise.
22007 (iortf3): Likewise.
22008 (*iortf3): Likewise.
22009 (xor<mode>3): Likewise.
22010 (*sse_xor<mode>3): Likewise.
22011 (*sse2_xor<mode>3): Likewise.
22012 (xortf3): Likewise.
22013 (*xortf3): Likewise.
22015 2008-04-02 Richard Guenther <rguenther@suse.de>
22017 PR tree-optimization/14495
22018 PR tree-optimization/34793
22019 * tree-vrp.c (struct switch_update): New structure.
22020 (to_remove_edges, to_update_switch_stmts): New VECs.
22021 (simplify_switch_using_ranges): New function. Remove not taken
22022 case labels and edges.
22023 (simplify_stmt_using_ranges): Call it.
22024 (identify_jump_threads): Mark edges we have queued for removal
22025 so we don't thread them.
22026 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22028 * tree-cfg.c (group_case_labels): Deal with missing default label.
22029 (tree_verify_flow_info): Allow missing default label.
22030 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22031 (emit_case_nodes): Likewise.
22032 (expand_case): Do not rely on the default label to be present.
22033 * expr.c (try_casesi): Deal with NULL default_label.
22034 (do_tablejump): Likewise.
22036 2008-04-02 Richard Guenther <rguenther@suse.de>
22038 PR tree-optimization/14495
22039 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22040 SWITCH_EXPR here ...
22041 (vrp_visit_switch_stmt): ... but here (new function).
22042 (find_case_label_index): New helper function.
22043 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22045 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22047 * fwprop.c: Fix ISO-C99ism.
22049 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22052 * Makefile.in (objdir): Set it here.
22053 * configure.ac: Not here. Find dynamic linker characteristics.
22054 * exec-tool.in: Use them.
22055 * aclocal.m4: Regenerate.
22056 * configure: Regenerate.
22058 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22060 * expr.c (expand_var): Delete it.
22061 * expr.h (expand_var): Delete prototype.
22062 * function.c (expand_function_start): Use expand_decl instead.
22063 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22066 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22068 PR rtl-optimization/35542
22069 * fwprop.c (forward_propagate_and_simplify): Replace
22070 loc_reg_mentioned_in_p with reg_mentioned_p.
22072 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22074 PR rtl-optimization/35281
22075 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22076 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22077 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22078 (varying_mem_p): Move above propagate_rtx.
22079 (all_uses_available_at): Do not check MEMs.
22081 2008-04-02 Rafael Espíndola <espindola@google.com>
22083 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22084 (register_edge_assert_for_2): Split the cond argument.
22085 (register_edge_assert_for_1): Adjust for the change in
22086 register_edge_assert_for_2.
22087 (register_edge_assert_for): Split the cond argument.
22088 (find_switch_asserts): Adjust for the change in
22089 register_edge_assert_for.
22091 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22093 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22094 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22095 offsets for 64-bit mingw.
22096 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22097 abi for x86_64-pc-mingw.
22099 2008-04-02 Richard Guenther <rguenther@suse.de>
22101 * tree-vrp.c (extract_range_from_assert): Make sure to not
22102 produce range min/max with TREE_OVERFOW set.
22103 If merging a anti-range and a range keep the anti-range if
22104 the range covers all values of the type.
22105 (register_edge_assert_for_2): Only allow sign-changing
22106 conversions in detecting canonical range checks. Also
22107 register an assert for the unsigned name if useful.
22109 PR tree-optimization/35787
22110 * tree-vrp.c (vrp_val_max): New function.
22111 (vrp_val_min): Likewise.
22112 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22113 (vrp_val_is_min): Likewise.
22114 (supports_overflow_infinity): Use vrp_val_{min,max}.
22115 (negative_overflow_infinity): Likewise.
22116 (positive_overflow_infinity): Likewise.
22117 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22118 (is_positive_overflow_infinity): Likewise.
22119 (is_overflow_infinity): Likewise.
22120 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22121 vrp_val_is_{min,max}.
22122 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22123 to ranges if possible. Avoid empty ranges.
22125 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22127 PR middle-end/35705
22128 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22129 the expression is a function address.
22131 2008-04-01 George Helffrich <george@gcc.gnu.org>
22133 PR fortran/35154, fortran/23057
22134 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22135 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22136 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22137 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22139 (dbxout_syms): Check for COMMON-based symbol and wrap in
22140 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22141 in bracket for efficiency.
22143 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22144 using DW_TAG_common_block + member offset.
22145 (add_pubname_string): New function.
22146 (dw_expand_expr): New function to find block name and offset for
22148 (common_check): New function to check whether symbol in Fortran COMMON.
22149 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22151 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22154 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22156 2008-04-02 Ben Elliston <bje@au.ibm.com>
22158 * config/v850/v850.md (casesi): Remove if (0) code.
22159 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22160 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22162 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22164 * config/i386/i386.md (rex64suffix): New mode attribute.
22165 (floathi<mode>2): Disable expander for SSE math.
22166 (*floathi<mode>2_1): New insn insn_and_split pattern.
22167 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22168 corresponding post-reload splitters.
22169 (*floathi<mode>2_i387): New macroized insn pattern.
22170 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22171 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22172 insn_and_split pattern.
22173 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22174 New macroized instruction patterns and corresponding post-reload
22176 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22177 and corresponding post-reload splitters.
22178 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22179 New macroized instruction patterns.
22180 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22181 macroized instruction patterns and corresponding post-reload splitters.
22182 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22183 corresponding post-reload splitters.
22184 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22185 New macroized instruction patterns.
22186 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22187 corresponding post-reload splitters.
22188 (*floatsi<mode>2_i387): New macroized instruction patterns.
22190 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22192 * config/i386/i386.md (smaxmin): New.
22193 (umaxmin): Likewise.
22194 (maxminiprefix): Likewise.
22195 (maxminfprefix): Likewise.
22196 (<code><mode>3): Likewise.
22197 (smin<mode>3): Removed.
22198 (smax<mode>3): Likewise.
22200 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22201 (mmx_<code>v4hi3): Likewise.
22202 (mmx_<code>v8qi3): Likewise.
22203 (mmx_smaxv2sf3): Removed.
22204 (mmx_sminv2sf3): Likewise.
22205 (mmx_umaxv8qi3): Likewise.
22206 (mmx_smaxv4hi3): Likewise.
22207 (mmx_uminv8qi3): Likewise.
22208 (mmx_sminv4hi3): Likewise.
22210 * config/i386/sse.md (<addsub><mode>3): New.
22211 (*<addsub><mode>3): Likewise.
22212 (<sse>_vm<addsub><mode>3): Likewise.
22213 (<maxmin><mode>3): Likewise.
22214 (*<maxmin><mode>3_finite): Likewise.
22215 (*<maxmin><mode>3): Likewise.
22216 (<sse>_vm<maxmin><mode>3): Likewise.
22217 (sse3_h<addsub>v4sf3): Likewise.
22218 (sse3_h<addsub>v2df3): Likewise.
22219 (<maxmin>v16qi3): Likewise.
22220 (*<maxmin>v16qi3): Likewise.
22221 (<maxmin>v8hi3): Likewise.
22222 (*<maxmin>v8hi3): Likewise.
22223 (*sse4_1_<maxmin><mode>3): Likewise.
22224 (*sse4_1_<maxmin><mode>3): Likewise.
22225 (add<mode>3): Removed.
22226 (*add<mode>3): Likewise.
22227 (<sse>_vmadd<mode>3): Likewise.
22228 (sub<mode>3): Likewise.
22229 (*sub<mode>3): Likewise.
22230 (<sse>_vmsub<mode>3): Likewise.
22231 (smin<mode>3): Likewise.
22232 (*smin<mode>3_finite): Likewise.
22233 (*smin<mode>3): Likewise.
22234 (<sse>_vmsmin<mode>3): Likewise.
22235 (smax<mode>3): Likewise.
22236 (*smax<mode>3_finite): Likewise.
22237 (*smax<mode>3): Likewise.
22238 (<sse>_vmsmax<mode>3): Likewise.
22239 (sse3_haddv4sf3): Likewise.
22240 (sse3_haddv2df3): Likewise.
22241 (sse3_hsubv4sf3): Likewise.
22242 (sse3_hsubv2df3): Likewise.
22243 (umaxv16qi3): Likewise.
22244 (*umaxv16qi3): Likewise.
22245 (smaxv8hi3): Likewise.
22246 (*smaxv8hi3): Likewise.
22247 (*sse4_1_smax<mode>3): Likewise.
22248 (*sse4_1_umax<mode>3): Likewise.
22249 (uminv16qi3): Likewise.
22250 (*uminv16qi3): Likewise.
22251 (sminv8hi3): Likewise.
22252 (*sminv8hi3): Likewise.
22253 (*sse4_1_smin<mode>3): Likewise.
22254 (*sse4_1_umin<mode>3): Likewise.
22256 2008-04-01 Rafael Espíndola <espindola@google.com>
22258 * tree-cfg.c (verify_expr): remove in_phi.
22259 (verify_stmt): Don't call walk_tree with verify_expr. Use
22260 is_gimple_min_invariant instead of is_gimple_val.
22262 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22264 * doc/include/gpl_v3.texi: Update for manpage generation.
22265 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22267 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22268 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22269 gpl_v3.texi instead of gpl.texi.
22272 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22275 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22277 2008-04-01 Rafael Espíndola <espindola@google.com>
22279 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22280 (extract_code_and_val_from_cond): Use
22281 extract_code_and_val_from_cond_with_ops.
22283 2008-04-01 Jan Hubicka <jh@suse.cz>
22285 * function.c (free_after_compilation): Free epilogue_delay_list.
22286 (prepare_function_start): Assert that previous compilation was freed.
22288 2008-04-01 Jan Hubicka <jh@suse.cz>
22289 Jim Wilson <wilson@tuliptree.org>
22290 Andreas Tobler <andreast@gcc.gnu.org>
22292 PR middle-end/35781
22293 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22294 rtl.emit instead cfun->emit.
22295 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22296 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22298 2008-04-01 Ben Elliston <bje@au.ibm.com>
22300 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22302 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22304 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22306 (fprofile-use): Add var flag_profile_use
22307 * coverage.c (coverage_begin_output): Do not open a gcno file for
22308 output only if -ftest-coverage is set.
22309 Do not add getpwd() to gcda file path.
22310 (build_gcov_info): Check the new flag
22311 flag_profile_datafile_relative_path.
22312 (coverage_init): Use profile_data_prefix.
22313 Read profile counter only if flag_profile_use is set.
22314 * opts.c (common_handle_option): New option fprofile-use=,
22315 fprofile-dir=, fprofile-generate=.
22316 * toplev.c (profile_data_prefix): New variable definition.
22317 * toplev.h (profile_data_prefix): New declaration.
22318 * doc/invoke.tex (Option Summary, Optimization Options):
22321 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22323 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22324 use tmp consistently.
22327 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22328 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22329 UNSPEC_FR_RECIP_APPROX_RES.
22330 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22332 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22335 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22337 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22339 PR middle-end/30186
22340 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22341 element of the vector via a pointer.
22343 2008-03-31 Ian Lance Taylor <iant@google.com>
22345 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22347 2008-03-31 Jan Hubicka <jh@suse.cz>
22349 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22350 get_arg_pointer_save_area.
22351 * expr.c (init_expr): Just clear out rtl.expr.
22352 * function.c (free_after_compilation): Clear out whole RTL structure.
22353 (get_func_frame_size): Merge into ...
22354 (get_frame_size): ... this one.
22355 (assign_stack_local_1): Merge into ...
22356 (assign_stack_local): ... this one.
22357 (expand_function_end): Update call of get_arg_pointer_save_area.
22358 (get_art_pointer_save_area): Remove cfun argument.
22359 * function.h (emit_status): regno_pointer_align does not need length
22360 attribute. Move x_regno_reg_rtx to ...
22361 (regno_reg_rtx): ... new global array.
22362 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22363 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22364 apply_args_value, forced_labels, stack_pointer_delta):
22366 (struct varasm_status): Move here from varasm.c
22367 (struct rtl_data): New. Move here some fields from struct function.
22368 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22369 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22370 used_temp_slots avail_temp_slots, temp_slot_level,
22371 nonlocal_goto_handler_labels): Update accesstors.
22372 (rtl): New global variable.
22373 (struct function): Move some fileds to rtl_data.
22374 (get_arg_pointer_save_area): Update prototype.
22375 * emit-rtl.c (rtl): Declare.
22376 (regno_reg_rtx): Declare.
22377 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22379 (gen_reg_rtx): Update.
22380 (init_virtual_regs): Do not tate emit_status argument.
22381 (init_emit): Do not allocate emit.
22382 * varasm.c (varasm_statuc): Move to function.h.
22383 (n_deferred_constatns): Update accestor.
22384 (init_varasm_status): Do not allocate varasm_status.
22385 (force_const_mem, get_pool_size, output_constant_pool): Update.
22386 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22387 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22389 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22391 PR rtl-optimization/35729
22392 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22395 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22398 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22399 load/store if memory is unaligned.
22400 (*movti_rex64): Likewise.
22402 * config/i386/predicates.md (misaligned_operand): New.
22404 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22407 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22410 2008-03-31 Jan Beulich <jbeulich@novell.com>
22412 * config/ia64/constraints.md: Add 'j' constraint.
22413 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22414 (movdi_internal): Likewise.
22416 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22419 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22421 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22424 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22425 proper error message for the third argument on blendpd and
22428 * config/i386/sse.md (blendbits): New.
22429 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22431 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22433 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22435 2008-03-30 Richard Guenther <rguenther@suse.de>
22437 PR middle-end/31023
22438 * fold-const.c (fold_sign_changed_comparison): Do leave
22439 conversions to base-types alone.
22441 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22443 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22444 the link register if one altivec register is be saved.
22446 2008-03-30 Ben Elliston <bje@au.ibm.com>
22448 * final.c (final_scan_insn): Remove if (0) code.
22450 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22452 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22454 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22456 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22457 of V4SFmode to ix86_binary_operator_ok.
22459 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22461 * config/i386/i386.c (override_options): Initialize
22462 ix86_veclib_handler to ix86_veclibabi_svml when
22463 -mveclibabi=svml is used.
22464 (ix86_veclibabi_svml): New function for SVML ABI style
22465 vectorization support.
22466 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22468 2008-03-28 Rafael Espíndola <espindola@google.com>
22470 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22471 (tree_binary_nonnegative_warnv_p): Make it public.
22472 (tree_single_nonnegative_warnv_p): Make it public.
22473 (tree_invalid_nonnegative_warnv_p): Make it public.
22474 (tree_unary_nonzero_warnv_p): Make it public.
22475 (tree_binary_nonzero_warnv_p): Make it public
22476 (tree_single_nonzero_warnv_p): Make it public.
22477 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22478 (extract_range_from_binary_expr): Split the expr argument.
22479 (extract_range_from_unary_expr): Split the expr argument.
22480 (extract_range_from_comparison): Split the expr argument.
22481 (extract_range_from_expr): Use the new aux functions.
22482 (vrp_evaluate_conditional_warnv): Use
22483 vrp_evaluate_conditional_warnv_with_ops.
22484 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22485 (tree_binary_nonzero_warnv_p): Declare.
22486 (tree_single_nonzero_warnv_p): Declare.
22487 (tree_expr_nonzero_warnv_p): Declare.
22488 (tree_unary_nonnegative_warnv_p): Declare.
22489 (tree_binary_nonnegative_warnv_p): Declare.
22490 (tree_single_nonnegative_warnv_p): Declare.
22491 (tree_invalid_nonnegative_warnv_p): Declare.
22493 2008-03-28 Richard Guenther <rguenther@suse.de>
22495 PR tree-optimization/30317
22496 PR tree-optimization/30911
22497 PR tree-optimization/34793
22498 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22499 (struct assert_locus_d): New member EXPR.
22500 (register_new_assert_for): Add EXPR parameter to support
22501 ASSERT_EXPR <name, expr OP limit>.
22502 (register_edge_assert_for_1): Adjust callers.
22503 (find_assert_locations): Likewise.
22504 (process_assert_insertions_for): Build condition from expression.
22505 (extract_range_from_assert): Handle ASSERT_EXPRs
22506 of the form ASSERT_EXPR <name, expr OP limit>.
22507 (register_edge_assert_for_2): New helper registering
22508 asserts for comparisons. Recognize range tests of the form
22509 (unsigned)i - CST1 OP CST2.
22510 (register_edge_assert_for_1): Use it.
22511 (register_edge_assert_for): Likewise.
22512 (needs_overflow_infinity): Integer sub-types
22513 do not need overflow infinities.
22514 (vrp_val_is_max): The extreme values of integer sub-types
22515 are those of the base type.
22516 (vrp_val_is_min): Likewise.
22517 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22520 2008-03-28 Nick Clifton <nickc@redhat.com>
22523 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22524 Return GENERAL_REGS for stack adjustment reloads.
22526 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22529 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22530 const_vector when all the vectors are constant.
22532 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22534 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22536 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22537 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22539 (s<code>_sf): Use new scc_sf attribute for opcode names.
22541 2008-03-27 Tom Tromey <tromey@redhat.com>
22543 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22544 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22545 config/spu/t-spu-elf, config/i386/t-interix,
22546 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22547 config/i386/x-darwin, config/i386/x-mingw32,
22548 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22549 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22550 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22551 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22552 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22553 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22554 config/score/t-score-elf, config/arm/t-strongarm-pe,
22555 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22556 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22557 Revert automatic dependency patch.
22559 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22562 * config/i386/i386.c (ix86_function_arg_boundary): Align
22563 decimal floating point to its natural boundary.
22565 2008-03-27 Richard Guenther <rguenther@suse.de>
22567 PR middle-end/35716
22568 * fold-const.c (fold_comparison): Restrict distinct decl
22569 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22570 solely rely on operand_equal_p.
22572 2008-03-27 Richard Guenther <rguenther@suse.de>
22575 * c-common.c (handle_weak_attribute): Reject combination of
22578 2008-03-27 Richard Guenther <rguenther@suse.de>
22580 PR tree-optimization/32810
22581 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22582 conversions from DECL_INITIAL.
22583 (fold_const_aggregate_ref): Likewise from constructor elements.
22585 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22587 * tree-affine.h (aff_combination_expand): Declare.
22588 (get_inner_reference_aff): Likewise.
22589 * tree-affine.c (aff_combination_expand): Split out from
22590 tree_to_aff_combination_expand.
22591 (get_inner_reference_aff): New function.
22592 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22593 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22594 (struct lim_aux_data): sm_done field removed.
22595 (mem_ref_loc_p, mem_ref_locs_p): New types.
22596 (struct mem_ref): Added id, stored, accesses_in_loop,
22597 indep_loop, dep_loop, indep_ref, dep_ref fields.
22598 Removed is_stored, locs and next fields.
22599 (memory_accesses): New variable.
22600 (movement_possibility): Do not allow moving statements
22601 that store to memory.
22602 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22604 (determine_max_movement): For statements with memory references,
22605 find the outermost loop in that the reference is independent.
22606 (move_computations_stmt): Mark the virtual operands for renaming.
22607 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22608 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22609 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22610 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22611 create_vop_ref_mapping, analyze_memory_references,
22612 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22613 get_all_locs_in_loop, ref_always_accessed_p,
22614 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22615 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22616 store_motion_loop, store_motion): New functions.
22617 (struct vop_to_refs_elt): New type.
22618 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22619 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22620 (schedule_sm): Replaced by...
22621 (execute_sm): ... this.
22622 (determine_lsm_ref, hoist_memory_references,
22623 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22624 find_more_ref_vops, free_mem_ref, free_mem_refs,
22625 determine_lsm_loop, determine_lsm): Removed.
22626 (tree_ssa_lim_finalize): Free data structures used by store motion.
22627 (tree_ssa_lim): Call analyze_memory_references. Use
22628 store_motion instead of determine_lsm.
22630 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22632 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22633 rename tmake_file to m68hc11/t-m68hc11.
22634 (mcore): Set inhibit_libc to true.
22635 * config.host (alpha*-dec-*vms*): Set extra_programs.
22636 (interix3*): Don't use host_xmake_file.
22637 * configure.ac: Let config.gcc override inhibit_libc.
22638 * configure: Regenerate.
22640 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22641 * config/t-openbsd-thread: Remove commented out lines.
22643 * config/x-interix: Remove.
22645 * config/m68hc11/t-m68hc11-gas: Rename to...
22646 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22648 * config/mcore/t-mcore: Remove T_CFLAGS.
22649 * config/mcore/t-mcore-pe: Likewise.
22651 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22653 * configure.ac: Replace custom __GNU_SOURCE test with
22654 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22655 * aclocal.m4: Regenerate.
22656 * configure: Regenerate.
22657 * config.in: Regenerate.
22659 2008-03-27 Richard Guenther <rguenther@suse.de>
22661 * fold-const.c (target.h): Include.
22662 (fold_comparison): Fold comparison of addresses of decls
22663 that bind locally or of constants. Consolidate address folding code.
22664 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22665 results from fold_binary_to_constant.
22666 (compare_values_warnv): Likewise.
22668 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22670 PR middle-end/35429
22671 * fold-const.c (fold_truthop): Check for integeral types when folding
22672 a == 0 && b == 0 and a != 0 || b != 0 .
22674 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22676 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22678 2008-03-26 Andreas Schwab <schwab@suse.de>
22680 * doc/invoke.texi: Fix use of @item vs. @itemx.
22682 2008-03-26 Tom Tromey <tromey@redhat.com>
22684 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22685 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22686 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22687 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22688 build/genconstants.o, build/genemit.o, build/genextract.o,
22689 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22690 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22693 2008-03-26 Richard Guenther <rguenther@suse.de>
22696 2008-03-26 Richard Guenther <rguenther@suse.de>
22698 * fold-const.c (target.h): Include.
22699 (fold_comparison): Fold comparison of addresses of two decls
22700 that bind locally. Consolidate address folding code.
22702 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22704 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22705 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22706 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22707 dconstsqrt2, dconstthird, dconste and/or dconst10.
22708 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22709 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22710 dconstsqrt2, dconste): Delete.
22711 (init_emit_once): Likewise. Simplify initializing dconstm1.
22713 * real.c (get_real_const): New.
22714 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22715 dconstsqrt2, dconste): Delete.
22716 (real_value_const, get_real_const): New.
22718 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22720 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22722 * config/i386/i386.c (ix86_function_arg_boundary): Check
22723 BIGGEST_ALIGNMENT instead of 128.
22724 (setup_incoming_varargs_64): Likewise.
22726 2008-03-26 Tom Tromey <tromey@redhat.com>
22728 * Makefile.in (DEPFILES): Add missing '/'.
22730 2008-03-26 Richard Guenther <rguenther@suse.de>
22732 * fold-const.c (target.h): Include.
22733 (fold_comparison): Fold comparison of addresses of two decls
22734 that bind locally. Consolidate address folding code.
22736 2008-03-26 Nick Clifton <nickc@redhat.com>
22739 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22740 not allow INT+INT as a legitimate addressing mode.
22742 2008-03-26 Richard Guenther <rguenther@suse.de>
22744 * tree-flow.h (widen_bitfield): Remove declaration.
22745 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22746 (widen_bitfield): Remove function.
22747 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22750 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22753 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22756 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22758 PR rtl-optimization/35232
22759 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22760 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22761 reg_reloaded_call_part_clobbered here.
22762 (reload_regs_reach_end_p): New function.
22763 (reload_reg_rtx_for_input): New variable.
22764 (reload_reg_rtx_for_output): Likewise.
22765 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22766 when reassigning a pseudo register. Load reloadreg from
22767 reload_reg_rtx_for_input, moving the mode and register
22769 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22770 instead of the original when deciding whether an input reload
22771 would be a no-op or whether an output reload can be deleted.
22772 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22773 when setting up new_spill_reg_store. Load it from
22774 reload_reg_rtx_for_output, moving the mode and register
22776 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22777 instead of the original when deciding whether an output reload
22778 would be a no-op. Do the same when modifying insn notes.
22779 Use rtx_equal_p instead of == to compare the registers.
22780 (inherit_piecemeal_p): Take a mode and two register numbers
22782 (emit_reload_insns): Clear new_spill_reg_store for every hard
22783 register in the reload register. Remove spill registers
22784 from reg_reloaded_valid before considering whether to record
22785 inheritance information for them. Use reload_reg_rtx_for_output
22786 instead of reg_rtx when recording output reloads. Use
22787 reload_reg_rtx_for_input instead of reg_rtx when recording
22788 input reloads. Set or clear reg_reloaded_call_part_clobbered
22789 at the same time as setting reg_reloaded_valid.
22790 (delete_output_reload): Add a new_reload_reg parameter and use it
22791 instead of rld[j].reg_rtx.
22792 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22795 2008-03-25 Tom Tromey <tromey@redhat.com>
22797 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22798 (build/genattr.o): Likewise.
22799 (build/genattrtab.o): Likewise.
22800 (build/gencodes.o): Likewise.
22801 (build/genconfig.o): Likewise.
22802 (build/genconstants.o): Likewise.
22803 (build/genemit.o): Likewise.
22804 (build/genextract.o): Likewise.
22805 (build/genflags.o): Likewise.
22807 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22809 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22810 instead of size_int for integer types.
22811 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22812 to match type of MINUS_EXPR.
22814 2008-03-25 Tom Tromey <tromey@redhat.com>
22816 * configure: Rebuilt.
22817 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22820 2008-03-25 Tom Tromey <tromey@redhat.com>
22822 * config/x-solaris (host-solaris.o): Update.
22823 * config/x-linux (host-linux.o): Update.
22824 * config/x-hpux (host-hpux.o): Update.
22825 * config/x-darwin (host-darwin.o): Update.
22826 * config/v850/t-v850e (v850-c.o): Update.
22827 * config/v850/t-v850 (v850-c.o): Update.
22828 * config/t-vxworks (vxworks.o): Update.
22829 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22830 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22831 * config/spu/t-spu-elf (spu-c.o): Update.
22833 * config/sh/t-symbian (sh-c.o): Update.
22834 (symbian.o): Update.
22835 * config/sh/t-sh (sh-c.o): Update.
22836 * config/score/t-score-elf (score7.o, score3.o): Update.
22837 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22838 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22839 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22840 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22841 (rs6000.o): Remove.
22842 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22843 * config/m32c/t-m32c (m32c-pragma.o): Update.
22844 * config/ia64/t-ia64 (ia64-c.o): Update.
22845 * config/i386/x-mingw32 (host-mingw32.o): Update.
22846 * config/i386/x-i386 (driver-i386.o): Update.
22847 * config/i386/x-darwin (host-i386-darwin.o): Update.
22848 * config/i386/x-cygwin (host-cygwin.o): Update.
22849 * config/i386/t-nwld (nwld.o): Update.
22850 * config/i386/t-netware (netware.o): Update.
22851 * config/i386/t-interix (winnt.o): Update.
22852 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22853 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22854 msformat-c.o): Update.
22855 * config/bfin/t-bfin-linux (generated_files): Add
22856 linux-sysroot-suffix.h.
22857 * config/arm/t-wince-pe (pe.o): Update.
22858 * config/arm/t-strongarm-pe (pe.o): Update.
22859 * config/arm/t-pe (pe.o): Update.
22860 * config/arm/t-arm (arm-c.o): Update.
22861 * doc/install.texi (Prerequisites): Require make 3.80.
22862 * Makefile.in: Remove .o targets.
22863 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22864 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22865 (simple_generated_h, simple_generated_c): Move earlier.
22866 (generated_files): New variable.
22867 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22868 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22869 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22870 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22871 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22872 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22873 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22874 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22875 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22876 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22877 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22878 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22880 (COMPILE.base, COMPILE): New variables.
22881 (%.o): New pattern rule.
22882 (ALL_HOST_OBJS): New variable.
22883 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22884 (dummy-checksum.o, cc1-checksum.o): Remove.
22885 (DRIVER_SHLIB): New variable.
22886 (DRIVER_DEFINES): Use it.
22887 (gencondmd.c): Move out of build/.
22888 (s-conditions): Update.
22889 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22890 (ALL_BUILD_OBJS): Likewise.
22891 (build/%.o): Use BUILDCOMPILE.
22892 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22893 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22894 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22895 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22896 build/genconfig.o, build/genconstants.o, build/genemit.o,
22897 build/genextract.o, build/genflags.o, build/genmddeps.o,
22898 build/genopinit.o, build/genoutput.o, build/genpeep.o,
22899 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
22900 build/gen-protos.o, build/scan.o, build/fix-header.o,
22901 build/scan-decls.o): Simplify.
22902 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
22903 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
22904 prefix.o, toplev.o): Reduce to variable setting.
22905 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
22906 ($(out_object_file), gcc-options.o): New targets.
22907 ($(ALL_HOST_OBJS)): New target. Include dependency files.
22908 * configure: Rebuilt.
22909 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
22910 * doc/sourcebuild.texi (Front End Directory): Document new variable.
22912 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
22914 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
22915 complain when we hit an error, return ERROR_MARK_NODE.
22917 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22919 * config/sh/constraints.md (Pso, Psz): New constraints.
22920 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
22921 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
22923 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22925 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
22926 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
22928 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22930 * config/sh/sh.md (prefetch): Add condition for SH2A target.
22931 (prefetch_sh2a): New.
22933 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22934 Naveen.H.S <naveen.hs@kpitcummins.com>
22936 * config/sh/constraints.md (I28): New constraint.
22937 * config/sh/sh.c (broken_move): Add support for movi20s.
22938 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
22940 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
22941 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22942 Naveen.H.S <naveen.hs@kpitcummins.com>
22944 * config/sh/sh.c (SH_ATTRIBUTES): Define.
22945 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
22946 (print_operand): Handle resbank in %@ operand code.
22947 (sh_encode_section_info): New.
22948 (push_regs): Add conditions for resbank.
22949 (sh_expand_epilogue): Likewise.
22950 (sh_insert_attributes): Likewise.
22951 (sh_attribute_table): Likewise.
22952 (sh_handle_resbank_handler_attribute): New.
22953 (sh2a_handle_function_vector_handler_attribute): New.
22954 (sh2a_is_function_vector_call): New.
22955 (sh2a_get_function_vector_number): New.
22956 (sh2a_function_vector_p): New.
22957 (sh_cfun_resbank_handler_p): New.
22958 * config/sh/sh.md (calli): Emit jsr/n if possible.
22959 (calli_tbr_rel): New.
22960 (calli_pcrel): Emit jsr/n if possible.
22961 (return_i): Emit rts/n if possible.
22962 (call_valuei_tbr_rel): New.
22963 (call_valuei_pcrel): Add condition for SH2A target.
22964 (call_value): Likewise.
22965 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
22966 (sh2a_get_function_vector_number): Likewise.
22967 (sh2a_is_function_vector_call): Likewise.
22968 * doc/extend.texi: Document TBR relative addressing of SH2A.
22969 (resbank): Add description for SH2A.
22971 2008-03-24 Richard Guenther <rguenther@suse.de>
22974 * gimplify.c (gimplify_modify_expr): For frontend type-correct
22975 pointer assignments change conversions according to middle-end rules.
22976 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
22977 * configure.ac: Include type checking in yes.
22978 * configure: Regenerate.
22980 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22982 * diagnostic.c (diagnostic_count_diagnostic): Delete.
22983 (diagnostic_report_diagnostic): Update. Handle ICEs here.
22985 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
22987 * gthr-vxworks.h (UNUSED): Define.
22989 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
22991 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
22993 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
22995 * doc/extend.texi (Function Attributes): Add missing comma in the
22996 example of the "alloc_size" attribute.
22998 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23001 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23003 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23006 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23009 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23010 of the underlying type of a MS bitfield layout to the natural
23011 alignment of the type.
23013 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23015 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23016 to their natural alignment to avoid store forwarding stalls.
23018 2008-03-22 Richard Guenther <rguenther@suse.de>
23020 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23021 For PHI nodes verify the address is invariant.
23022 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23023 (get_symbol_constant_value): Use is_gimple_min_invariant.
23024 (maybe_fold_stmt_indirect): Likewise.
23026 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23028 PR rtl-optimization/33927
23029 * Makefile.in (dse.o): Depend on $(TM_P_H).
23030 * expr.h (extract_low_bits): Declare.
23031 * expmed.c (extract_low_bits): New function.
23032 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23033 * dse.c: Include tm_p.h.
23034 (find_shift_sequence): Remove the read_reg argument and return the
23035 read value. Emit the instructions instead of returning them.
23036 Iterate on new_mode rather than calculating it each time.
23037 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23038 source to NEW_MODE and extract_low_bits to convert the shifted
23039 value to READ_MODE.
23040 (replace_read): Allow the load and store to have different mode
23041 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23042 or extraction instructions before trying the replacement. Update
23043 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23045 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23047 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23048 to their natural alignment to avoid store forwarding stalls.
23050 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23053 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23054 encouraging but not allowing gprs for input;
23055 change the input constraint to !f#r.
23056 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23058 change the output constraint to !f#r.
23060 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23063 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23064 corresponding post-reload splitters.
23065 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23066 when x87 FP math is selected.
23067 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23068 New function prototype.
23069 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23070 unreachable function to ease macroization of insn patterns.
23072 2008-03-21 Martin Jambor <mjambor@suse.cz>
23074 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23075 reference dumps if ddr is NULL or dependence is unknown.
23077 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23079 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23080 unsigned extension into account.
23081 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23082 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23083 Do computations on a scratch register.
23085 2008-03-21 Richard Guenther <rguenther@suse.de>
23087 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23088 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23089 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23090 * tree-ssa-dom.c (record_equality): Likewise.
23091 * tree-inline.c (copy_body_r): Likewise.
23092 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23095 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23097 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23098 as 'delete_unused' argument.
23100 2008-03-20 Richard Guenther <rguenther@suse.de>
23102 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23103 special casing of constant qualifiers.
23104 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23105 care about them in general.
23106 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23107 regardless of their type.
23108 (fold_stmt_r): Forcefully fold *& if we end up with that.
23110 2008-03-20 Paul Brook <paul@codesourcery.com>
23112 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23113 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23115 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23117 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23118 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23120 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23122 * common.opt (Wmudflap): New option.
23123 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23124 (mx_register_decls): Likewise.
23125 (mudflap_finish_file): Likewise.
23126 * doc/invoke.texi: Document -Wno-mudflap.
23128 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23130 * c-format.c (replace_format_name_to_system_name): New.
23131 (cmp_attribs): New.
23132 (convert_format_name_to_system_name): New.
23133 (decode_format_attr): Add use of convert_format_name_to_system_name.
23134 (format_types_orig): Add gnu_ prefix to names.
23135 (check_format_info_main): Special treating of \0 escaped names for
23136 supporting multi-character format specifiers as I32, I64.
23137 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23138 (gnu_target_overrides_format_attributes): New.
23139 * c-format.h: Add structure target_ovr_attr to hold
23140 system specific formatter names.
23141 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23142 msformat-c.o file to c_target_objs and cxx_target_objs.
23143 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23144 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23145 (TARGET_N_FORMAT_TYPES): New.
23146 * config/i386/msformat-c.c: New.
23147 * config/i386/t-cygming: Add build rule for msformat-c.o.
23148 * doc/extend.texi: Add new format names gnu_* and ms_* and
23150 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23152 2008-03-20 Ira Rosen <irar@il.ibm.com>
23154 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23155 optimizations turned on under -O3.
23156 (ftree-vectorize): Add that the flag is turned on with -O3.
23158 2008-03-20 Ben Elliston <bje@au.ibm.com>
23160 * regmove.c (try_auto_increment): Fix spelling error in comment.
23161 * final.c (final_scan_insn): Likewise.
23163 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23166 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23167 allocator preferences for "y" and "r" class registers.
23168 ("*mov<mode>_internal"): Ditto.
23169 ("*movv2sf_internal_rex64"): Ditto.
23170 ("*movv2sf_internal"): Ditto.
23172 2008-03-19 Michael Matz <matz@suse.de>
23174 PR middle-end/35616
23175 * calls.c (expand_call): Check overlap of arguments with call
23176 address for sibcalls.
23178 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23181 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23182 of the underlying type of a MS bitfield layout to the natural
23183 alignment of the type.
23185 2008-03-19 Jan Hubicka <jh@suse.cz>
23188 * toplev.c (decode_d_option): Handle all CPP flags.
23189 * tree-vrp.c: Update tree_pass descriptors.
23190 * regrename.c: Update tree_pass descriptors.
23191 * fwprop.c: Update tree_pass descriptors.
23192 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23193 * tree-into-ssa.c: Update tree_pass descriptors.
23194 * tree-dump.c: Update tree_pass descriptors.
23195 * tree-complex.c: Update tree_pass descriptors.
23196 * tree-dump.h: Update tree_pass descriptors.
23197 * see.c: Update tree_pass descriptors.
23198 * cgraphbuild.c: Update tree_pass descriptors.
23199 * tracer.c: Update tree_pass descriptors.
23200 * tree-loop-distribution.c: Update tree_pass descriptors.
23201 * cgraph.c: Update tree_pass descriptors.
23202 * postreload-gcse.c: Update tree_pass descriptors.
23203 * postreload.c: Update tree_pass descriptors.
23204 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23205 * tree-tailcall.c: Update tree_pass descriptors.
23206 * tree-pass.h (tree_opt_pass): Rename to ...
23207 (opt_pass) ... this one; add "type" field and remove letter field.
23208 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23209 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23210 all_lowering_passes): Update declaration.
23211 * ipa-cp.c: Update tree_pass descriptors.
23212 * final.c: Update tree_pass descriptors.
23213 * omp-low.c: Update tree_pass descriptors.
23214 * tree-ssa-dse.c: Update tree_pass descriptors.
23215 * ipa-reference.c: Update tree_pass descriptors.
23216 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23217 * auto-inc-dec.c: Update tree_pass descriptors.
23218 * reorg.c: Update tree_pass descriptors.
23219 * cgraphunit.c: Update tree_pass descriptors.
23220 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23221 * tree-ssa-ccp.c: Update tree_pass descriptors.
23222 * df-core.c: Update tree_pass descriptors.
23223 * mode-switching.c: Update tree_pass descriptors.
23224 * tree-nomudflap.c: Update tree_pass descriptors.
23225 * modulo-sched.c: Update tree_pass descriptors.
23226 * ipa-pure-const.c: Update tree_pass descriptors.
23227 * cse.c: Update tree_pass descriptors.
23228 * web.c: Update tree_pass descriptors.
23229 * tree-stdarg.c: Update tree_pass descriptors.
23230 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23231 * tree-ssa-dom.c: Update tree_pass descriptors.
23232 * tree-nrv.c: Update tree_pass descriptors.
23233 * tree-ssa-alias.c: Update tree_pass descriptors.
23234 * loop-init.c: Update tree_pass descriptors.
23235 * gimple-low.c: Update tree_pass descriptors.
23236 * ipa-inline.c: Update tree_pass descriptors.
23237 * tree-ssa-sink.c: Update tree_pass descriptors.
23238 * global.c: Update tree_pass descriptors.
23239 * ifcvt.c: Update tree_pass descriptors.
23240 * jump.c: Update tree_pass descriptors.
23241 * predict.c: Update tree_pass descriptors.
23242 * tree-ssa-loop.c: Update tree_pass descriptors.
23243 * recog.c: Update tree_pass descriptors.
23244 * dse.c: Update tree_pass descriptors.
23245 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23246 * tree-eh.c: Update tree_pass descriptors.
23247 * regmove.c: Update tree_pass descriptors.
23249 * function.c: Update tree_pass descriptors.
23250 * tree-vectorizer.c: Update tree_pass descriptors.
23251 * gcse.c: Update tree_pass descriptors.
23252 * ipa-type-escape.c: Update tree_pass descriptors.
23253 * tree-if-conv.c: Update tree_pass descriptors.
23254 * init-regs.c: Update tree_pass descriptors.
23255 * ipa.c: Update tree_pass descriptors.
23256 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23257 * rtl-factoring.c: Update tree_pass descriptors.
23258 * lower-subreg.c: Update tree_pass descriptors.
23259 * bt-load.c: Update tree_pass descriptors.
23260 * tree-dfa.c: Update tree_pass descriptors.
23261 * except.c: Update tree_pass descriptors.
23262 * emit-rtl.c: Update tree_pass descriptors.
23263 * cfgexpand.c: Update tree_pass descriptors.
23264 * tree-cfgcleanup.c: Update tree_pass descriptors.
23265 * cfgcleanup.c: Update tree_pass descriptors.
23266 * tree-ssa-pre.c: Update tree_pass descriptors.
23267 * tree-sra.c: Update tree_pass descriptors.
23268 * tree-mudflap.c: Update tree_pass descriptors.
23269 * tree-ssa-copy.c: Update tree_pass descriptors.
23270 * cfglayout.c: Update tree_pass descriptors.
23271 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23272 * tree-ssa-dce.c: Update tree_pass descriptors.
23273 * tree-ssa.c: Update tree_pass descriptors.
23274 * regclass.c: Update tree_pass descriptors.
23275 * integrate.c: Update tree_pass descriptors.
23276 * tree-optimize.c: Update tree_pass descriptors.
23277 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23278 * tree-object-size.c: Update tree_pass descriptors.
23279 * combine.c: Update tree_pass descriptors.
23280 * tree-outof-ssa.c: Update tree_pass descriptors.
23281 * bb-reorder.c: Update tree_pass descriptors.
23282 * stack-ptr-mod.c: Update tree_pass descriptors.
23283 * var-tracking.c: Update tree_pass descriptors.
23284 * tree-profile.c: Update tree_pass descriptors.
23285 * tree-vect-generic.c: Update tree_pass descriptors.
23286 * reg-stack.c: Update tree_pass descriptors.
23287 * sched-rgn.c: Update tree_pass descriptors.
23288 * tree-ssa-structalias.c: Update tree_pass descriptors.
23289 * tree-cfg.c: Update tree_pass descriptors.
23290 * passes.c (current_pass): Update declaration.
23291 (finish_optimization_passes): Update.
23292 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23293 (register_one_dump_file, register_dump_files_1, next_pass_1):
23295 (init_optimization_passes): Update handling of new types.
23296 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23297 * ipa-struct-reorg.c: Update tree_pass descriptors.
23298 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23299 * combine-stack-adj.c: Update tree_pass descriptors.
23300 * cfgrtl.c: Update tree_pass descriptors.
23301 * dce.c: Update tree_pass descriptors.
23302 * tree-ssanames.c: Update tree_pass descriptors.
23304 2008-03-19 Richard Guenther <rguenther@suse.de>
23306 PR middle-end/35609
23307 * tree-ssa.c (walk_data): New structure.
23308 (warn_uninitialized_var): If not always_executed warn with "maybe"
23310 (execute_early_warn_uninitialized): Compute post-dominators.
23311 Initialize always_executed before processing each basic block.
23313 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23316 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23317 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23319 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23321 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23323 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23325 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23327 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23328 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23329 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23330 target after ignore has been set, and move there also the commputation
23331 of subtarget and original_target.
23332 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23333 (LANG_HOOKS_INITIALIZER): Remove it.
23334 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23336 2008-03-18 Richard Guenther <rguenther@suse.de>
23338 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23339 found an expression with constants, note that in the VN for the lhs.
23340 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23341 fold them to constants if possible. Run cleanup_cfg if done so.
23342 (execute_pre): Return todo.
23343 (do_pre): Likewise.
23344 (execute_fre): Likewise.
23345 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23347 (get_prop_source_stmt): Look through pointer conversions.
23349 2008-03-18 Jan Hubicka <jh@suse.cz>
23351 * tree-pretty-print.c: Include predict.h.
23352 (dump_generic_node): Dump predictor.
23353 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23354 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23355 * gimple-low.c (lower_stmt): Likewise.
23356 * expr.c (expand_expr_real): Likewise.
23357 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23359 (build_predict_expr, build_predict_expr): New.
23360 * predict.h (predictor_name, build_predict_expr): Update.
23361 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23362 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23363 * predict.def (PRED_CONTINUE): Update hitrate.
23364 * tree.def (PREDICT_EXPR): Define.
23365 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23366 do not handle BIND_EXPR.
23367 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23368 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23369 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23372 2008-03-18 Michael Matz <matz@suse.de>
23374 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23376 2008-03-18 Richard Guenther <rguenther@suse.de>
23378 * tree-gimple.h (is_gimple_invariant_address): Declare.
23379 (is_gimple_constant): Likewise.
23380 * tree-gimple.c (is_gimple_constant): New function.
23381 (is_gimple_invariant_address): Likewise.
23382 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23383 and is_gimple_invariant_address.
23384 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23386 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23387 an addressable base.
23389 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23391 PR middle-end/35611
23392 * gimplify.c (gimplify_expr): Gimplify second operand of
23395 2008-03-17 Richard Guenther <rguenther@suse.de>
23397 PR tree-optimization/19637
23398 * fold-const.c (fold_unary): Remove restrictions of removing
23399 intermediate pointer-conversions (P2)(P1)P0.
23400 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23401 conversion to void pointer.
23402 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23404 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23407 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23408 emulated thread local variables.
23410 2008-03-16 Richard Guenther <rguenther@suse.de>
23412 PR middle-end/35607
23413 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23414 expand TREE_INVARIANT operations that are not gimple invariant.
23416 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23418 * doc/extend.texi (Alignment): Say that the ABI controls
23419 the __alignof__ for non-strict-alignment targets rather
23420 than being a recommendation.
23422 2008-03-15 Paul Brook <paul@codesourcery.com>
23424 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23426 (arm_output_fn_unwind): Mark functions that can not be unwound.
23428 2008-03-15 Paul Brook <paul@codesourcery.com>
23430 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23431 extension instructions.
23433 2008-03-15 Richard Guenther <rguenther@suse.de>
23435 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23436 and fold constant aggregate refs.
23437 (fold_const_aggregate_ref): Handle string constants
23438 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23439 (evaluate_stmt): Simplify now that ccp_fold folds constant
23442 2008-03-15 Paul Brook <paul@codesourcery.com>
23444 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23445 (extzv): Use gen_extzv_t2.
23446 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23448 2008-03-15 Richard Guenther <rguenther@suse.de>
23450 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23451 (fold_const_aggregate_ref): Likewise.
23452 (get_value): Return NULL if we don't have any values.
23453 (ccp_finalize): Set const_val to NULL after freeing it.
23454 * tree-flow.h (get_symbol_constant_value): Declare.
23455 (fold_const_aggregate_ref): Likewise.
23456 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23458 2008-03-15 Richard Guenther <rguenther@suse.de>
23460 PR middle-end/35593
23461 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23462 to not produce negative array indices if not allowed. Add
23463 parameter to indicate that.
23464 (maybe_fold_offset_to_component_ref): Allow negative array
23465 indices only for the first member of a structure.
23466 (maybe_fold_offset_to_reference): Allow negative array indices.
23467 (maybe_fold_stmt_addition): Likewise.
23469 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23470 Anatoly Sokolov <aesok@post.ru>
23472 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23473 (avr_arch): Add ARCH_AVR6.
23474 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23475 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23476 instead of fixed value 2.
23477 (print_operand_address): Use gs() asm specifier instead of pm().
23478 (avr_assemble_integer): (Ditto.).
23479 (avr_output_addr_vec_elt): (Ditto.).
23480 (print_operand): Handle "!" code.
23481 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23482 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23483 (AVR_HAVE_EIJMP_EICALL): Define.
23484 (AVR_3_BYTE_PC): Redefine.
23485 (AVR_2_BYTE_PC): (Ditto.).
23486 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23487 (LINK_SPEC): Add atmega2560 and atmega2561.
23488 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23490 * config/avr/avr.md (call_insn): Use eicall instead of icall
23491 for 3 byte PC devices.
23492 (call_value_insn): (Ditto.).
23493 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23494 (indirect_jump): Use only for for 2 byte PC devices.
23495 (*tablejump): (Ditto.).
23496 (*indirect_jump_avr6): Add insn.
23497 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23498 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23499 instead of ijmp for 3 byte PC devices.
23500 (__tablejump2__): (Ditto.).
23501 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23502 (MULITLIB_DIRNAMES): (Ditto.).
23503 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23505 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23507 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23508 "sse2_umulsidi3". Use V1DI mode for operand 0.
23509 ("mmx_psadbw"): Use V1DI mode for operand 0.
23510 * config/i386/i386-modes.def (V1SI): New vector mode.
23511 * config/i386/i386.c (struct builtin_description)
23512 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23513 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23514 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23515 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23516 v1di_ftype_v8qi_v8qi type.
23517 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23519 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23520 __builtin_ia32_pmuludq]: Fix the mode of return value.
23522 2008-03-15 Richard Guenther <rguenther@suse.de>
23524 PR middle-end/35595
23525 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23528 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23530 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23531 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23532 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23533 unless TARGET_SERIALIZE_VOLATILE is enabled.
23534 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23535 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23536 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23538 2008-03-14 Richard Guenther <rguenther@suse.de>
23540 PR tree-optimization/34172
23541 * tree-flow.h (refs_may_alias_p): Declare.
23542 (get_single_def_stmt): Likewise.
23543 (get_single_def_stmt_from_phi): Likewise.
23544 (get_single_def_stmt_with_phi): Likewise.
23545 * tree-dfa.c (refs_may_alias_p): New function.
23546 (get_single_def_stmt): Likewise.
23547 (get_single_def_stmt_from_phi): Likewise.
23548 (get_single_def_stmt_with_phi): Likewise.
23549 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23550 (vn_reference_lookup_1): New helper function.
23551 (vn_reference_lookup): Walk the virtual use-def chain to
23552 continue searching for a match if the def does not alias the
23553 reference we are looking for.
23555 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23557 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23558 archive and Perzl. Update The Written Word listing.
23560 2008-03-14 Richard Guenther <rguenther@suse.de>
23562 PR tree-optimization/34043
23563 PR tree-optimization/33989
23564 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23566 (bitmap_find_leader): Use extra argument to verify dominance
23567 relationship inside a basic-block.
23568 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23569 (find_leader_in_sets): Adjust.
23570 (create_component_ref_by_pieces): Take extra argument for
23571 dominance check, handle lookup failures.
23572 (find_or_generate_expression): Likewise.
23573 (create_expression_by_pieces): Likewise.
23574 (insert_into_preds_of_block): Adjust.
23575 (create_value_expr_from): If asked for, verify all operands
23576 are in the blocks AVAIL_OUT set.
23577 (make_values_for_stmt): Check for SSA_NAMEs that are life
23578 over an abnormal edge.
23579 (compute_avail): Remove such check.
23580 (do_SCCVN_insertion): New function.
23581 (eliminate): If we do not find a leader suitable for replacement
23582 insert a replacement expression from SCCVN if available.
23583 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23584 (struct vn_ssa_aux): Add needs_insertion flag.
23585 * tree-ssa-sccvn.c (may_insert): New global flag.
23586 (copy_reference_ops_from_ref): Value-number union member access
23587 based on its size, not type and member if insertion is allowed.
23588 (visit_reference_op_load): For a weak match from union type
23589 punning lookup a view-converted value and insert a SSA_NAME
23590 for that value if that is not found.
23591 (visit_use): Make dumps shorter. Do not disallow value numbering
23592 SSA_NAMEs that are life over an abnormal edge to constants.
23593 (free_scc_vn): Release inserted SSA_NAMEs.
23594 (run_scc_vn): New flag to specify whether insertion is allowed.
23595 Process SSA_NAMEs in forward order.
23596 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23597 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23598 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23599 pointer type to/from integral types that do not change the
23600 precision to regular conversions.
23602 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23604 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23605 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23606 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23607 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23608 input arguments and the mode of return value. Built-in functions
23609 that operate on whole 64-bit MMX register now use V1DI mode.
23611 2008-03-13 Alon Dayan <alond@il.ibm.com>
23612 Olga Golovanevsky <olga@il.ibm.com>
23614 PR tree-optimization/35041
23615 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23616 to locate the right position in a statement.
23618 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23622 * config/i386/xmmintrin.h: Change all static inline functions to
23623 extern inline and add __gnu_inline__ attribute.
23624 * config/i386/bmintrin.h: Ditto.
23625 * config/i386/smmintrin.h: Ditto.
23626 * config/i386/tmmintrin.h: Ditto.
23627 * config/i386/mmintrin-common.h: Ditto.
23628 * config/i386/ammintrin.h: Ditto.
23629 * config/i386/emmintrin.h: Ditto.
23630 * config/i386/pmmintrin.h: Ditto.
23631 * config/i386/mmintrin.h: Ditto.
23632 * config/i386/mm3dnow.h: Ditto.
23634 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23636 PR middle-end/35185
23637 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23638 (lower_omp_2): New function.
23639 (lower_omp_1, lower_omp): Rewritten.
23641 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23644 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23645 with the phrase "Microsoft Windows compilers".
23646 (Push/Pop Macro Pragmas): New subsection. Document
23647 #pragma push_macro and pragma pop_macro.
23649 2008-03-12 Paul Brook <paul@codesourcery.com>
23651 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23653 2008-03-12 Paul Brook <paul@codesourcery.com>
23655 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23656 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23657 (thumb2_addsi_shortim): Rename ...
23658 (thumb2_addsi_short): ... to this. Allow register operands.
23659 (thumb2_subsi_short): New pattern.
23660 (thumb2_one_cmplsi2_short,
23661 thumb2_negsi2_short): New patterns and peepholes.
23663 2008-03-12 Paul Brook <paul@codesourcery.com>
23665 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23667 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23669 * config/i386/i386.md (int_cond): New code iterator.
23671 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23672 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23673 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23674 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23675 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23676 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23677 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23678 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23680 2008-03-12 Paul Brook <paul@codesourcery.com>
23682 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23683 instead of {arm,thumb}_compute_save_reg_mask.
23684 (output_return_instruction): Ditto.
23685 (thumb_unexpanded_epilogue): Ditto.
23686 (thumb1_expand_prologue): Ditto.
23687 (thumb1_output_function_prologue): Ditto.
23688 (arm_set_return_address): Ditto.
23689 (thumb_set_return_address): Ditto.
23690 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23691 regs to achieve stack alignment.
23692 (thumb1_compute_save_reg_mask): Fix compiler warning.
23693 (arm_output_epilogue): Use offsets->saved_regs_mask.
23694 Adjust stack pointer by poping call clobered registers.
23695 (arm_expand_prologue): Use offsets->saved_regs_mask.
23696 Adjust stack pointer by pushing extra registers.
23697 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23699 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23702 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23703 conversion to the operands of a multiplication.
23705 2008-03-12 Richard Guenther <rguenther@suse.de>
23707 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23708 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23709 * timevar.def (TV_TREE_PHIPROP): Add.
23710 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23711 pass description. Use TV_TREE_PHIPROP.
23712 * tree-ssa-forwprop.c: Remove phiprop code.
23714 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23716 PR middle-end/35549
23717 * omp-low.c (maybe_lookup_decl): Constify first argument.
23718 (use_pointer_for_field): Change last argument from bool to
23719 omp_context *. Disallow shared copy-in/out in nested
23720 parallel if decl is shared in outer parallel too.
23721 (build_outer_var_ref, scan_sharing_clauses,
23722 lower_rec_input_clauses, lower_copyprivate_clauses,
23723 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23725 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23726 Ira Rosen <irar@il.ibm.com>
23728 * tree-vectorizer.c (free_stmt_vec_info): New function.
23729 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23730 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23731 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23732 * tree-vect-transform.c (vectorizable_conversion): Free
23733 vec_oprnds0 if it was allocated.
23734 (vect_permute_store_chain): Remove unused VECs.
23735 (vectorizable_store): Free VECs that are allocated in the..
23737 (vect_transform_strided_load, vectorizable_load): Likewise.
23738 (vect_remove_stores): Simplify the code.
23739 (vect_transform_loop): Move code to vect_remove_stores().
23740 Call vect_remove_stores() and free_stmt_vec_info().
23742 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23744 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23745 TARGET_HPUX. Revise comment.
23746 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23747 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23748 Use sr4 variant of `be' instruction when not generating PIC code.
23749 (attr_length_call): Adjust for above change.
23751 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23753 * ipa-reference.c (static_execute): Remove module_statics_const and
23754 associated setting code.
23756 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23759 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23760 predicate for operand 1.
23761 (paritysi2_cmp): Use register_operand predicate for operand 2.
23762 Use earlyclobber modifier for operand 1. Remove support for
23764 (paritydi2_cmp): Use register_operand predicate for operand 3.
23765 Use earlyclobber modifier for operand 1. Remove support for
23768 2008-03-11 Paul Brook <paul@codesourcery.com>
23769 Vladimir Prus <vladimir@codesourcery.com>
23771 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23772 (arm_compute_save_reg0_reg12_mask): Always
23773 check if register 11 must be saved. Always safe hard frame pointer
23774 when frame_pointer_needeed.
23775 (arm_compute_save_reg_mask): Save IP and PC
23776 only with apcs frames.
23777 (arm_output_epilogue): Adjust Thumb2 codepath to
23778 be also invoked and work for ARM non-apcs frames.
23779 (arm_expand_prologue): Don't bother saving IP
23780 for non-apcs frame, since it's not clobbered by
23781 prologue code. Implement non-apcs frame
23784 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23786 PR rtl-optimization/35281
23787 * expr.c (convert_move): Use a new pseudo for the intermediate
23788 from_mode->word_mode result.
23790 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23792 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23793 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23794 * toplev.c (compile_file): Don't call it.
23796 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23798 PR middle-end/35526
23799 * expr.c (store_expr): Call emit_block_move if the mode
23800 of "temp" RTX is BLKmode.
23802 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23803 Richard Guenther <rguenther@suse.de>
23805 PR tree-optimization/31358
23806 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23807 the step with a NULL_TREE.
23808 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23809 to sizetype if type is a pointer type.
23810 (add_candidate_1): Don't convert the base and step to
23811 the generic type if the orginal type is a pointer type.
23812 (add_iv_value_candidates): Use sizetype for the step
23813 if type is a pointer type.
23814 (cand_value_at): Likewise.
23815 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23817 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23818 Don't convert the tem affine to the type.
23819 (add_elt_to_tree): Use sizetype for the step if a pointer.
23820 Use POINTER_PLUS_EXPR for pointers.
23821 (aff_combination_to_tree): Use sizetype for the step if a
23824 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23826 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23827 Remove commutativity hint.
23829 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23833 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23834 errorneous type. Check that v is a VAR_DECL.
23836 PR middle-end/35099
23837 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23839 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23841 PR tree-optimization/35494
23842 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23843 may be overriden at link and run time.
23845 2008-03-10 Richard Guenther <rguenther@suse.de>
23847 PR tree-optimization/34677
23848 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23849 (poolify_tree): Likewise.
23850 (modify_expr_template): Likewise.
23851 (poolify_modify_stmt): Likewise.
23852 (insert_fake_stores): Handle all component-ref style stores
23853 in addition to INDIRECT_REF. Also handle complex types.
23854 Do not poolify the inserted load.
23855 (realify_fake_stores): Do not rebuild the tree but only
23856 make it a SSA_NAME copy.
23857 (init_pre): Remove initialzation of modify_expr_template.
23858 Do not allocate modify_expr_node_pool.
23859 (fini_pre): Do not free modify_expr_node_pool.
23861 2008-03-10 Paul Brook <paul@codesourcery.com>
23863 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23864 to avoid conflicts.
23866 2008-03-10 Paul Brook <paul@codesourcery.com>
23867 Mark Shinwell <shinwell@codesourcery.com>
23869 * config/arm/cortex-r4.md: New.
23870 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23872 * config/arm/arm.md: Include cortex-r4.md.
23873 (insn): Add smmls, sdiv and udiv values.
23874 (generic_sched): Don't use generic scheduling for Cortex-R4.
23875 (arm_issue_rate): New function.
23876 (TARGET_SCHED_ISSUE_RATE): Define.
23878 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23880 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23882 2008-03-10 Richard Guenther <rguenther@suse.de>
23884 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23885 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23887 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23889 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23890 Set default to true.
23892 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23894 * c.opt (Wsynth): Deprecate.
23895 * doc/invoke.texi (Option Summary, Warning Options): Document
23896 -Wno-format-contains-nul.
23898 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
23901 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
23902 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
23904 2008-03-09 Ira Rosen <irar@il.ibm.com>
23906 * config/rs6000/rs6000.c (builtin_description): Rename vector
23907 left shift operations.
23908 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
23909 (altivec_vsl<VI_char>): Rename to ...
23910 (ashl<mode>3): ... new name.
23911 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
23913 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23915 2008-03-08 Richard Guenther <rguenther@suse.de>
23917 * coverage.h (tree_coverage_counter_addr): Declare.
23918 * coverage.c (tree_coverage_counter_addr): New function.
23919 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
23920 before using again.
23921 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
23922 (tree_gen_one_value_profiler): Likewise.
23923 (tree_gen_ic_profiler): Likewise.
23924 (tree_gen_average_profiler): Likewise.
23925 (tree_gen_ior_profiler): Likewise.
23927 2008-03-08 Richard Guenther <rguenther@suse.de>
23929 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
23930 (vn_binary_op_insert): Likewise.
23931 (vn_unary_op_lookup): Likewise.
23932 (vn_unary_op_insert): Likewise.
23933 (vn_nary_op_lookup): Declare.
23934 (vn_nary_op_insert): Likewise.
23935 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
23936 and binary hashes, use a single obstack for unary_op_pool
23937 and binary_op_pool.
23938 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
23939 a single struct vn_nary_op_s. Store tree code length and
23940 a variable number of operands.
23941 (struct vn_reference_op_struct): Remove unused op2.
23942 (vn_reference_op_eq): Do not compare op2.
23943 (vn_reference_op_compute_hash): Do not compute hash of op2.
23944 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
23945 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
23946 with vn_nary_op_compute_hash.
23947 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
23948 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
23950 (vn_unary_op_insert, vn_binary_op_insert): Replace with
23952 (visit_unary_op): Call nary functions.
23953 (visit_binary_op): Likewise.
23954 (process_scc): Adjust for struct vn_tables_s changes.
23955 (allocate_vn_table): Likewise.
23956 (free_vn_table): Likewise.
23957 * tree-vn.c (vn_add): Call nary functions.
23958 (vn_lookup): Likewise.
23960 2008-03-08 Jakub Jelinek <jakub@redhat.com>
23963 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
23964 wdst back after sync_compare_and_swapqhi_internal.
23966 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
23969 * config/i386/i386-modes.def (V1DI): New vector mode.
23970 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
23971 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
23972 (MMXMODE248): Ditto.
23973 (MMXMODE): Add V1DI mode.
23974 (mmxvecsize): Change DI mode to V1DI mode.
23975 ("mov<mode>): Use MMXMODEI8 mode iterator.
23976 ("*mov<mode>_internal_rex64"): Ditto.
23977 ("*mov<mode>_internal"): Ditto.
23978 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
23979 ("mmx_sub<mode>3"): Ditto.
23980 ("mmx_adddi3"): Remove insn pattern.
23981 ("mmx_subdi3"): Ditto.
23982 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
23983 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
23984 ("mmx_ashl<mode>3"): Ditto.
23985 ("mmx_lshrdi3"): Remove insn pattern.
23986 ("mmx_ashldi3"): Ditto.
23987 * config/i386/i386.c (classify_argument): Handle V1DImode.
23988 (function_arg_advance_32): Ditto.
23989 (function_arg_32): Ditto.
23990 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
23991 mmx_addv1di3 insn pattern.
23992 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
23993 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
23994 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
23995 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
23996 Remove definitions of built-in functions.
23997 (V1DI_type_node): New node.
23998 (v1di_ftype_v1di_int): Ditto.
23999 (v1di_ftype_v1di_v1di): Ditto.
24000 (v2si_ftype_v2si_si): Ditto.
24001 (v4hi_ftype_v4hi_di): Remove node.
24002 (v2si_ftype_v2si_di): Ditto.
24003 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24004 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24005 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24006 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24007 Add new builtins using def_builtin_const.
24008 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24009 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24010 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24011 * config/i386/mmintrin.h (__v1di): New typedef.
24012 (_mm_add_si64): Cast arguments to __v1di type.
24013 (_mm_sub_si64): Ditto.
24014 (_mm_sll_pi16): Cast __count to __v4hi type.
24015 (_mm_sll_pi32): Cast __count to __v2si type.
24016 (_mm_sll_si64): Cast arguments to __v1di type.
24017 (_mm_srl_pi16): Cast __count to __v4hi type.
24018 (_mm_srl_pi32): Cast __count to __v2si type.
24019 (_mm_srl_si64): Cast arguments to __v1di type.
24020 (_mm_sra_pi16): Cast __count to __v4hi type.
24021 (_mm_sra_pi32): Cast __count to __v2si type.
24022 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24023 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24024 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24025 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24026 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24027 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24028 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24029 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24030 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24031 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24032 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24033 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24035 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24037 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24039 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24042 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24043 reg+const addressing for Altivec modes. Don't generate reg+reg
24044 addressing for TFmode or TDmode quantities.
24046 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24048 * c-common.c (vector_types_convertible_p): Call langhook
24049 instead of comptypes.
24051 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24054 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24055 integral and scalar float variables which have a
24058 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24060 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24061 dwarf_register_span hook when emitting unwind information for
24062 register-to-memory saves.
24063 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24064 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24066 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24068 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24069 for the same VAR_DECL.
24071 2008-03-06 Tom Tromey <tromey@redhat.com>
24073 * treelang: Delete.
24074 * doc/standards.texi (Standards): Don't mention treelang.
24075 * doc/invoke.texi (Overall Options): Don't mention treelang.
24076 * doc/install.texi (Prerequisites): Don't mention bison or
24078 (Configuration): Don't mention treelang.
24079 (Building): Likewise.
24080 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24082 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24084 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24085 word-extractions out of a multi-word object.
24087 2008-03-06 Richard Guenther <rguenther@suse.de>
24089 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24090 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24091 result type and precision.
24092 * expr.c (get_inner_reference): Set unsignedp based on the result
24093 type of BIT_FIELD_REF.
24094 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24095 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24096 (try_instantiate_multiple_fields): Likewise. Use the correct type
24098 (sra_build_assignment): Likewise.
24099 (sra_build_elt_assignment): Likewise.
24100 (sra_explode_bitfield_assignment): Likewise.
24101 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24102 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24103 set BIT_FIELD_REF_UNSIGNED.
24104 (vectorizable_load): Likewise.
24106 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24108 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24111 2008-03-06 Richard Guenther <rguenther@suse.de>
24113 * alias.c (struct alias_set_entry): Move has_zero_child field
24114 to pack with alias_set.
24116 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24118 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24121 2008-03-05 Ian Lance Taylor <iant@google.com>
24123 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24125 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24127 * fwprop.c (update_df): Support width and offset parameters of
24129 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24130 global_conflicts): Change DF_REF_EXTRACT to either
24131 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24132 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24133 * df-scan.c (df_ref_record, df_defs_record,
24134 df_ref_create_structure, df_def_record_1, df_uses_record,
24135 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24136 df_bb_refs_collect, df_entry_block_defs_collect,
24137 df_exit_block_uses_collect): Support new width and offset fields.
24138 (ref_extract_pool): New storage pool.
24139 (df_free_ref): New function.
24140 (df_reg_chain_unlink, df_free_collection_rec,
24141 df_sort_and_compress_refs): Call df_free_ref.
24142 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24144 (df_ref_create_structure): Allocate df_ref_extract if offset and
24145 width fields are used.
24146 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24147 (df_uses_record): Get offset and width from ZERO_EXTRACT
24149 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24150 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24151 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24152 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24153 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24154 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24155 (df_ref_extract): New structure.
24156 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24157 (df_ref_create): Add width and offset parameters.
24159 2008-03-05 Richard Guenther <rguenther@suse.de>
24161 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24162 Use ranges_overlap_p.
24163 (offset_overlaps_with_access): Rename
24164 to ranges_overlap_p and move ...
24165 * tree-flow-inline.h (ranges_overlap_p): ... here.
24167 * tree.h (get_inner_reference, handled_component_p): Update
24170 * tree.h (record_component_aliases, get_alias_set,
24171 alias_sets_conflict_p, alias_sets_must_conflict_p,
24172 objects_must_conflict_p): Move declarations ...
24173 * alias.h (record_component_aliases, get_alias_set,
24174 alias_sets_conflict_p, alias_sets_must_conflict_p,
24175 objects_must_conflict_p): ... here.
24176 Include coretypes.h.
24177 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24179 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24181 * cfg.c: Include tree-flow.h.
24182 (remove_edge_raw): Call redirect_edge_var_map_clear.
24183 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24184 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24185 (redirect_edge_var_map_result): New.
24186 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24187 PENDING_STMT use with redirect_edge_var_map_*.
24188 * tree-ssa.c (edge_var_maps): New definition.
24189 (redirect_edge_var_map_add): New.
24190 (redirect_edge_var_map_clear): New.
24191 (redirect_edge_var_map_dup): New.
24192 (redirect_edge_var_map_vector): New.
24193 (redirect_edge_var_map_destroy): New.
24194 (ssa_redirect_edge): Replace PENDING_STMT use with
24195 redirect_edge_var_map_*.
24196 (flush_pending_stmts): Same.
24197 (delete_tree_ssa): Destroy edge var map.
24198 * tree-flow.h (struct _edge_var_map): New.
24199 Define edge_var_map vector type.
24200 Declare redirect_edge_var_map_* prototypes.
24201 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24202 * tree-cfg.c (reinstall_phi_args): Replace
24203 PENDING_STMT use with redirect_edge_var_map_*.
24205 2008-03-05 Richard Guenther <rguenther@suse.de>
24207 PR tree-optimization/35472
24208 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24209 whose single use_stmt has a overlapping set of loaded and
24210 stored symbols as that use_stmt might be a noop assignment then.
24212 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24214 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24216 2008-03-05 Richard Guenther <rguenther@suse.de>
24219 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24220 should be constants.
24221 * tree-cfg.c (verify_expr): Verify it.
24222 * fold-const.c (fold_truthop): Remove code generating
24223 BIT_FIELD_REFs of structure bases.
24224 (fold_binary): Likewise.
24225 (fold_ternary): Position and size of BIT_FIELD_REFs are
24226 always host integers.
24227 (make_bit_field_ref): Remove.
24228 (optimize_bit_field_compare): Remove.
24229 (all_ones_mask_p): Remove.
24231 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24234 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24235 (split_block_and_df_analyze): New. Split basic block and rebuild
24237 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24239 (split_pattern_seq): Likewise.
24240 (erase_matching_seqs): Likewise.
24241 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24243 2008-03-04 Geoff Keating <geoffk@apple.com>
24245 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24246 declaration and code.
24247 (tree_invalid_nonnegative_warnv_p): Likewise.
24249 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24251 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24252 examples. Truncate option-names then causing overfull hbox.
24254 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24257 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24259 * configure: Rebuilt.
24261 2008-03-04 Rafael Espíndola <espindola@google.com>
24263 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24264 (tree_unary_nonnegative_warnv_p): New.
24265 (tree_binary_nonnegative_warnv_p): New.
24266 (tree_single_nonnegative_warnv_p): New.
24267 (tree_invalid_nonnegative_warnv_p): New.
24268 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24270 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24273 * opts.c (handle_option): Postpone 'unknown option' errors only for
24276 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24279 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24282 2008-03-04 Rafael Espíndola <espindola@google.com>
24284 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24285 (tree_binary_nonzero_warnv_p): New.
24286 (tree_single_nonzero_warnv_p): New.
24287 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24289 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24291 PR middle-end/35456
24292 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24293 transformations for modes that have signed zeros.
24294 * ifcvt.c (noce_try_abs): Ditto.
24296 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24298 * config/i386/i386.c (override_options): Force
24299 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24301 2008-03-04 Jan Hubicka <jh@suse.cz>
24304 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24307 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24309 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24310 label to probe the stack.
24312 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24314 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24315 (__gthr_win32_mutex_destroy): Declare.
24316 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24317 __gthr_win32_mutex_destroy.
24318 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24320 2008-03-03 Jan Hubicka <jh@suse.cz>
24323 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24324 aggressive on inlining cold calls.
24326 2008-03-03 Richard Guenther <rguenther@suse.de>
24328 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24329 struct copies into the expression table.
24330 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24331 (try_to_simplify): Likewise.
24332 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24333 integral and pointer arguments which do not change the
24334 precision to NOP_EXPRs.
24335 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24336 VIEW_CONVERT_EXPR case.
24338 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24340 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24341 defined in a loop at depth 0 is invariant.
24342 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24343 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24344 be called at loop depth 0.
24346 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24349 * gcc.c (process_command): Update copyright notice dates.
24350 * gcov.c (print_version): Likewise.
24351 * gcov-dump.c (print_version): Likewise.
24352 * mips-tfile.c (main): Likewise.
24353 * mips-tdump.c (main): Likewise.
24355 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24358 * c-common.c (flag_permissive): Delete.
24359 (constant_expression_warnings): Check flags first.
24360 (constant_expression_error): New.
24361 * c-common.h (flag_permissive): Delete.
24362 (constant_expression_error): Declare.
24363 * flags.h (flag_permissive): Declare. Update description.
24364 * diagnostic.c (pedwarn): Update.
24366 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24367 (permissive_error_kind): New.
24368 * toplev.c (flag_permissive): Define. Update description.
24369 * toplev.h (permissive_error_kind): Declare.
24370 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24371 (pedwarn_c90): Use pedantic_warning_kind.
24372 * c-opts.c (c_common_post_options): flag_permissive does not affect
24373 flag_pedantic_errors.
24375 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24377 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24378 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24379 __absvsi2, __absvDI2): Use unsigned arithmetic.
24381 2008-03-02 Andi Kleen <ak@suse.de>
24382 Richard Guenther <rguenther@suse.de>
24384 * struct-equiv.c: Remove file.
24385 * cfg_cleanup.c (condjump_equiv_p): Remove.
24386 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24387 (struct-equiv.o): Remove rule.
24388 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24389 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24390 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24392 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24394 * ifcvt.c (noce_process_if_block): Try to handle only the then
24395 block if the else block exists but isn't suitable.
24397 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24400 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24401 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24402 regression from previous patch.
24404 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24407 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24409 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24410 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24411 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24412 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24413 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24414 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24415 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24416 (__gthread_mutex_destroy_function): Rename to
24417 __gthread_mutex_destroy.
24418 * gthr-dce.h (__gthread_mutex_destroy): Call
24419 pthread_mutex_destroy.
24420 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24421 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24422 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24424 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24426 * df-scan.c (df_ref_chain_change_bb): Simplify.
24427 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24428 set_block_for_insn if there's any change.
24429 * df.h ((df_insn_change_bb): Fix prototype.
24430 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24431 df_insn_change_bb, don't call set_block_for_insn.
24432 * emit-rtl.c (reorder_insns): Likewise.
24433 * haifa-sched.c (move_insn): Likewise.
24435 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24437 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24439 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24441 * tree-flow-inline.h (next_readonly_imm_use): Return
24442 NULL_USE_OPERAND_P after the end.
24444 2008-03-01 Richard Guenther <rguenther@suse.de>
24446 PR tree-optimization/35411
24447 * tree-sra.c (sra_build_assignment): Split conversion to
24448 final type to a separate statement if we are not assigning
24451 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24453 * fold-const.c (fold_convertible_p): Correct the logic to follow
24454 that in fold_convert().
24456 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24459 * tree-inline.c (build_duplicate_type): When we make a
24460 duplicate type, make it unique in the canonical types system.
24462 2008-02-29 Tom Tromey <tromey@redhat.com>
24464 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24465 input_file_stack_history, input_file_stack_restored): Remove.
24466 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24467 * input.h (struct file_stack): Remove.
24468 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24469 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24471 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24473 (diagnostic_last_module_changed): Add 'map' argument.
24474 (diagnostic_set_last_function): Likewise.
24475 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24476 line map, not input_file_stack.
24477 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24479 2008-02-29 Paul Brook <paul@codesourcery.com>
24481 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24483 2008-02-29 Paul Brook <paul@codesourcery.com>
24485 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24487 2008-02-29 Richard Guenther <rguenther@suse.de>
24489 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24491 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24492 value for comparing for a store match.
24493 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24494 (try_to_simplify): Do not do a full-blown reference lookup.
24496 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24498 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24499 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24501 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24503 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24505 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24506 strides against cache sizes.
24508 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24510 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24513 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24515 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24516 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24517 is smaller than the original promoted value.
24518 (simplify_subreg): If OP is a SUBREG, try to preserve its
24519 SUBREG_PROMOTED_VAR_P information.
24521 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24523 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24524 (VN_INFO_GET): Allocate new objects on the obstack.
24525 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24526 for rpo_numbers_temp, for consistency.
24527 (free_scc_vn): Free the obstack.
24529 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24531 * doc/invoke.texi: Document -ftree-loop-distribution.
24532 * tree-loop-distribution.c: New.
24533 * tree-pass.h (pass_loop_distribution): New.
24534 * graphds.h (struct graph): Add htab_t indices.
24535 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24536 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24537 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24538 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24539 * tree-data-ref.c (debug_data_dependence_relations): New.
24540 (dump_data_dependence_relation): Also print data references.
24541 (free_data_ref): Extern.
24542 (same_access_functions): Moved...
24543 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24544 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24545 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24546 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24547 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24548 (stmts_from_loop): Skip LABEL_EXPR.
24549 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24551 (build_rdg): Initialize rdg->indices htab.
24552 (free_rdg, stores_from_loop, ref_base_address,
24553 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24554 have_similar_memory_accesses_1, ref_base_address_1,
24555 remove_similar_memory_refs): New.
24556 * tree-data-ref.h: Depend on tree-chrec.h.
24557 (debug_data_dependence_relations, free_data_ref): Declared.
24558 (same_access_functions): ... here.
24559 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24561 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24562 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24563 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24564 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24565 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24566 rdg_vertex_for_stmt): Declared.
24567 (struct rdg_edge): Add level.
24569 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24570 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24572 (rdg_has_similar_memory_accesses): New.
24573 * tree-vect-analyze.c: Remove unused static decls.
24574 * lambda.h (dependence_level): New.
24575 * common.opt (ftree-loop-distribution): New.
24576 * tree-flow.h (mark_virtual_ops_in_bb,
24577 slpeel_tree_duplicate_loop_to_edge_cfg,
24578 rename_variables_in_loop): Declared.
24579 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24580 (OBJS-common): Add tree-loop-distribution.o.
24581 (tree-loop-distribution.o): New rule.
24582 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24583 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24584 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24586 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24589 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24590 other than structures and unions.
24592 2008-02-28 Richard Guenther <rguenther@suse.de>
24595 2008-02-26 Richard Guenther <rguenther@suse.de>
24597 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24598 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24599 (lookup_decl_from_uid): Declare.
24600 (remove_decl_from_map): Likewise.
24601 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24602 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24603 (decl_for_uid_map): New global hashtable mapping DECL_UID
24605 (init_ttree): Allocate it.
24606 (insert_decl_to_uid_decl_map): New helper function.
24607 (make_node_stat): Insert new decls into the map.
24608 (copy_node_stat): Likewise.
24609 (lookup_decl_from_uid): New function.
24610 (remove_decl_from_map): Likewise.
24611 (print_decl_for_uid_map_statistics): New helper.
24612 (dump_tree_statistics): Call it.
24614 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24615 (referenced_var_iterator): Adjust.
24616 (FOR_EACH_REFERENCED_VAR): Adjust.
24617 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24618 (num_referenced_vars): Adjust.
24619 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24620 (first_referenced_var): Remove.
24621 (end_referenced_vars_p): Likewise.
24622 (next_referenced_var): Likewise.
24623 (referenced_var_iterator_set): New helper function.
24624 * tree-dfa.c (referenced_var_lookup): Adjust.
24625 (referenced_var_check_and_insert): Likewise.
24626 (remove_referenced_var): Likewise.
24627 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24628 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24629 (verify_call_clobbering): Likewise.
24630 (verify_memory_partitions): Likewise.
24631 (init_tree_ssa): Allocate bitmap instead of hashtable for
24633 (delete_tree_ssa): Adjust.
24634 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24635 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24636 (compute_tag_properties): Likewise.
24637 (set_initial_properties): Likewise.
24638 (find_partition_for): Likewise.
24639 (update_reference_counts): Likewise.
24640 (dump_may_aliases_for): Likewise.
24641 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24642 (add_call_clobber_ops): Likewise.
24643 (add_call_read_ops): Likewise.
24644 (get_asm_expr_operands): Likewise.
24645 * tree-into-ssa.c (dump_decl_set): Likewise.
24646 (update_ssa): Likewise.
24647 * tree-sra.c (scan_function): Likewise.
24648 (decide_instantiations): Likewise.
24649 (scalarize_parms): Likewise.
24650 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24651 (dsa_named_for): Likewise.
24652 * tree-ssa-structalias.c (update_alias_info): Likewise.
24653 (merge_smts_into): Likewise.
24655 2008-02-27 David Daney <ddaney@avtrex.com>
24658 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24659 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24660 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24661 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24662 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24664 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24667 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24668 (BUILT_IN_NEXTTOWARD): Remove.
24669 (BUILT_IN_NEXTTOWARDF): Ditto.
24670 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24671 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24673 2008-02-27 Tom Tromey <tromey@redhat.com>
24675 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24676 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24678 2008-02-27 Jan Beulich <jbeulich@novell.com>
24680 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24681 update the respective field on newdecl.
24683 2008-02-27 Revital Eres <eres@il.ibm.com>
24685 PR rtl-optimization/34999
24686 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24687 crossing edges that ends with a call insn.
24688 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24689 call insn and clear the EDGE_CROSSING flag of the crossing edge
24690 when fixing fallthru edges.
24692 2008-02-27 Richard Guenther <rguenther@suse.de>
24694 PR middle-end/35390
24695 * fold-const.c (fold_unary): Return the correct argument,
24696 converted to the result type.
24698 2008-02-27 Richard Guenther <rguenther@suse.de>
24700 PR middle-end/34971
24701 * expr.c (expand_expr_real_1): Assert on rotates that operate
24703 * fold-const.c (fold_binary): Use the types precision, not the
24704 bitsize of the mode if folding rotate expressions. Build rotates
24705 only for full modes.
24707 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24709 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24710 and CPP_PRAGMA_EOL.
24711 * c-pragma.c (pragma_ns_name): New typedef.
24712 (registered_pp_pragmas): New variable.
24713 (c_pp_lookup_pragma): New function.
24714 (c_register_pragma_1): If flag_preprocess_only, do nothing
24715 for non-expanded pragmas, for expanded ones push pragma's
24716 namespace and name into registered_pp_pragmas vector.
24717 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24718 flag_preprocess_only, don't register GCC pch_preprocess
24719 pragma if flag_preprocess_only.
24720 * c-opts.c (c_common_init): Call init_pragma even if
24721 flag_preprocess_only.
24722 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24723 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24724 cpp_register_pragma if flag_preprocess_only.
24726 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24729 * c-parser.c (c_parser_translation_unit): Warn for empty
24730 translation unit, not empty source file.
24732 2008-02-26 Paul Brook <paul@codesourcery.com>
24734 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24735 operand for Thumb-2.
24736 * config/arm/arm.h (reg_class): Add CORE_REGS.
24737 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24738 (BASE_REG_CLASS): Use CORE_REGS.
24739 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24740 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24741 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24742 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24743 ARM_REGNO_OK_FOR_INDEX_P.
24744 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24745 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24746 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24747 (ldm/stm peepholes): Ditto.
24748 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24749 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24750 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24751 * config/arm/constraints.md: Enable "k" constraint on ARM.
24753 2008-02-27 Ben Elliston <bje@au.ibm.com>
24755 * config/rs6000/rs6000.c: Annotate cache line size field in all
24756 instances of struct processor_costs.
24758 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24760 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24761 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24762 jump_bypass): New counters.
24763 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24764 * dce.c (gate_ud_dce): Same.
24765 (gate_fast_dce): Same.
24766 * dse.c (gate_dse1): New function.
24767 (gate_dse2): New function.
24768 (gate_dse): Merge results of new gate functions.
24769 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24770 (gate_handle_jump_bypass): Add dbg_cnt.
24771 (gate_handle_gcse): Add dbg_cnt.
24772 * ifcvt.c (gate_handle_if_conversion): Same.
24773 (gate_handle_if_after_combine): Same.
24774 (gate_handle_if_after_reload): Same.
24775 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24777 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24779 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24781 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24783 2008-02-26 Jason Merrill <jason@redhat.com>
24786 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24787 alone if it's the naming decl for the type's main variant.
24789 2008-02-26 Tom Tromey <tromey@redhat.com>
24791 * system.h (USE_MAPPED_LOCATION): Poison.
24792 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24793 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24794 (make_goto_expr_edges): Likewise.
24795 (remove_bb): Likewise.
24796 (execute_warn_function_return): Likewise.
24797 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24799 * c-common.c (fname_decl): Remove old location code.
24800 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24802 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24804 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24805 (gen_rtx_ASM_INPUT): Likewise.
24806 (gen_rtx_ASM_INPUT_loc): Likewise.
24807 (get_rtx_asm_OPERANDS): Remove.
24808 * cfglayout.c (insn_locators_alloc): Remove old location code.
24809 (set_curr_insn_source_location): Likewise.
24810 (curr_insn_locator): Likewise.
24811 * print-tree.c (print_node): Remove old location code.
24812 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24813 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24814 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24815 location_from_locus.
24816 (construct_exit_block): Remove old location code.
24817 * emit-rtl.c (force_next_line_note): Remove old location code.
24818 * profile.c (branch_prob): Remove old location code.
24819 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24820 LOC_LINE): Remove old-location variants.
24821 * langhooks.c (lhd_print_error_function): Remove old location
24823 * configure, config.in: Rebuilt.
24824 * configure.ac (--enable-mapped-location): Remove.
24825 * c-decl.c (c_init_decl_processing): Remove old location code.
24826 (finish_function): Likewise.
24827 * recog.c (decode_asm_operands): Remove old location code.
24828 * c-pch.c (c_common_read_pch): Remove old location code.
24829 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24831 * gimple-low.c (lower_function_body): Remove old location code.
24832 * toplev.c (unknown_location): Remove.
24833 (push_srcloc): Remove old-location variant.
24834 (process_options): Remove old location code.
24835 (lang_dependent_init): Likewise.
24836 * input.h (UNKNOWN_LOCATION): Move definition.
24837 (location_t): Undeprecate.
24838 (source_locus): Remove.
24839 (location_from_locus): Remove.
24840 (struct location_s): Remove.
24841 Remove all old-location code.
24842 (input_line, input_filename): Remove.
24843 * final.c (final_scan_insn): Remove old location code.
24844 * diagnostic.c (diagnostic_build_prefix): Remove
24845 USE_MAPPED_LOCATION test.
24846 * tree.h (gimple_stmt) <locus>: Now a location_t.
24847 (tree_exp) <locus>: Likewise.
24848 (DECL_IS_BUILTIN): Remove old-location variant.
24849 (annotate_with_file_line, annotate_with_locus): Likewise.
24850 (expr_locus, set_expr_locus): Update.
24851 * tree.c (build1_stat): Remove old location code.
24852 (last_annotated_node): Remove.
24853 (annotate_with_file_line): Remove old-location variant.
24854 (annotate_with_locus): Likewise.
24855 (expr_location): Remove old location code.
24856 (set_expr_location): Likewise.
24857 (expr_has_location): Likewise.
24858 (expr_locus): Likewise.
24859 (set_expr_locus): Likewise.
24860 (expr_filename): Don't use location_from_locus.
24861 (expr_lineno): Likewise.
24862 * rtl-error.c (location_for_asm): Remove old location code.
24863 * c-lex.c (cb_line_change): Remove old location code.
24864 (fe_file_change): Likewise.
24865 (cb_def_pragma): Likewise.
24866 (c_lex_with_flags): Likewise.
24867 * gengtype.c (do_typedef): Don't special-case location types.
24868 (define_location_structures): Remove.
24869 (main): Don't call define_location_structures.
24870 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24873 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24876 * builtins.def (BUILT_IN_STDARG_START): Remove.
24877 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24878 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24879 * tree-inline.c (inline_forbidden_p_1): Likewise.
24881 2008-02-26 Richard Guenther <rguenther@suse.de>
24883 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24884 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24885 (lookup_decl_from_uid): Declare.
24886 (remove_decl_from_map): Likewise.
24887 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24888 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24889 (decl_for_uid_map): New global hashtable mapping DECL_UID
24891 (init_ttree): Allocate it.
24892 (insert_decl_to_uid_decl_map): New helper function.
24893 (make_node_stat): Insert new decls into the map.
24894 (copy_node_stat): Likewise.
24895 (lookup_decl_from_uid): New function.
24896 (remove_decl_from_map): Likewise.
24897 (print_decl_for_uid_map_statistics): New helper.
24898 (dump_tree_statistics): Call it.
24900 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24901 (referenced_var_iterator): Adjust.
24902 (FOR_EACH_REFERENCED_VAR): Adjust.
24903 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24904 (num_referenced_vars): Adjust.
24905 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24906 (first_referenced_var): Remove.
24907 (end_referenced_vars_p): Likewise.
24908 (next_referenced_var): Likewise.
24909 (referenced_var_iterator_set): New helper function.
24910 * tree-dfa.c (referenced_var_lookup): Adjust.
24911 (referenced_var_check_and_insert): Likewise.
24912 (remove_referenced_var): Likewise.
24913 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24914 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24915 (verify_call_clobbering): Likewise.
24916 (verify_memory_partitions): Likewise.
24917 (init_tree_ssa): Allocate bitmap instead of hashtable for
24919 (delete_tree_ssa): Adjust.
24920 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24921 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24922 (compute_tag_properties): Likewise.
24923 (set_initial_properties): Likewise.
24924 (find_partition_for): Likewise.
24925 (update_reference_counts): Likewise.
24926 (dump_may_aliases_for): Likewise.
24927 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24928 (add_call_clobber_ops): Likewise.
24929 (add_call_read_ops): Likewise.
24930 (get_asm_expr_operands): Likewise.
24931 * tree-into-ssa.c (dump_decl_set): Likewise.
24932 (update_ssa): Likewise.
24933 * tree-sra.c (scan_function): Likewise.
24934 (decide_instantiations): Likewise.
24935 (scalarize_parms): Likewise.
24936 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24937 (dsa_named_for): Likewise.
24938 * tree-ssa-structalias.c (update_alias_info): Likewise.
24939 (merge_smts_into): Likewise.
24941 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24944 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
24945 * c-opts.c (c_common_handle_option): Wall enables
24946 Wvolatile-register-var.
24947 * common.opt: Move Wvolatile-register-var to...
24950 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24952 * common.opt (Wlarger-than=): New.
24953 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
24955 * opts.c (common_handle_option): Handle -Wlarger-than=.
24956 * optc-gen.awk: Likewise.
24957 * opth-gen.awk: Likewise.
24958 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
24959 * tree-optimize.c (tree_rest_of_compilation): Likewise.
24961 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24963 * c-common.c (match_case_to_enum_1): Add appropriate
24964 OPT_W* parameter to warning.
24965 (c_do_switch_warnings): Likewise.
24966 * c-typeck.c (warning_init): Add one more parameter following
24967 'warning' function.
24968 (push_init_level): Update call to warning_init.
24969 (pop_init_level): Likewise.
24970 (add_pending_init): Likewise.
24971 (output_init_element: Likewise.
24973 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24976 * toplev.c (toplev_main): If there are warnings or error, print
24977 errors for ignored options.
24978 * opts.c (ignored_options): New static variable.
24979 (postpone_unknown_option_error): New.
24980 (print_ignored_options): New.
24981 (handle_option): Postpone errors for unknown -Wno-* options.
24982 * opts.h (print_ignored_options): Declare.
24984 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
24986 * config/mips/mips.md (loadgp_blockage, blockage): Change type
24989 2008-02-25 Richard Guenther <rguenther@suse.de>
24992 2008-02-25 Richard Guenther <rguenther@suse.de>
24994 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24995 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24996 (lookup_decl_from_uid): Declare.
24997 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24998 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24999 (decl_for_uid_map): New global hashtable mapping DECL_UID
25001 (init_ttree): Allocate it.
25002 (insert_decl_to_uid_decl_map): New helper function.
25003 (make_node_stat): Insert new decls into the map.
25004 (copy_node_stat): Likewise.
25005 (lookup_decl_from_uid): New function.
25006 (print_decl_for_uid_map_statistics): New helper.
25007 (dump_tree_statistics): Call it.
25009 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25010 (referenced_var_iterator): Adjust.
25011 (FOR_EACH_REFERENCED_VAR): Adjust.
25012 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25013 (num_referenced_vars): Adjust.
25014 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25015 (first_referenced_var): Remove.
25016 (end_referenced_vars_p): Likewise.
25017 (next_referenced_var): Likewise.
25018 (referenced_var_iterator_set): New helper function.
25019 * tree-dfa.c (referenced_var_lookup): Adjust.
25020 (referenced_var_check_and_insert): Likewise.
25021 (remove_referenced_var): Likewise.
25022 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25023 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25024 (verify_call_clobbering): Likewise.
25025 (verify_memory_partitions): Likewise.
25026 (init_tree_ssa): Allocate bitmap instead of hashtable for
25028 (delete_tree_ssa): Adjust.
25029 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25030 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25031 (compute_tag_properties): Likewise.
25032 (set_initial_properties): Likewise.
25033 (find_partition_for): Likewise.
25034 (update_reference_counts): Likewise.
25035 (dump_may_aliases_for): Likewise.
25036 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25037 (add_call_clobber_ops): Likewise.
25038 (add_call_read_ops): Likewise.
25039 (get_asm_expr_operands): Likewise.
25040 * tree-into-ssa.c (dump_decl_set): Likewise.
25041 (update_ssa): Likewise.
25042 * tree-sra.c (scan_function): Likewise.
25043 (decide_instantiations): Likewise.
25044 (scalarize_parms): Likewise.
25045 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25046 (dsa_named_for): Likewise.
25047 * tree-ssa-structalias.c (update_alias_info): Likewise.
25048 (merge_smts_into): Likewise.
25050 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25053 * doc/invoke.texi (-fcx-limited-range): Document new option.
25054 * toplev.c (process_options): Handle -fcx-fortran-rules.
25055 * common.opt: Add documentation for -fcx-fortran-rules.
25057 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25060 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25061 actual behaviour and C99.
25063 2008-02-26 Ben Elliston <bje@au.ibm.com>
25065 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25066 (ASM_CPU_POWER6_SPEC): Likewise.
25067 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25068 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25069 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25071 2008-02-25 Richard Guenther <rguenther@suse.de>
25073 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25074 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25075 (lookup_decl_from_uid): Declare.
25076 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25077 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25078 (decl_for_uid_map): New global hashtable mapping DECL_UID
25080 (init_ttree): Allocate it.
25081 (insert_decl_to_uid_decl_map): New helper function.
25082 (make_node_stat): Insert new decls into the map.
25083 (copy_node_stat): Likewise.
25084 (lookup_decl_from_uid): New function.
25085 (print_decl_for_uid_map_statistics): New helper.
25086 (dump_tree_statistics): Call it.
25088 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25089 (referenced_var_iterator): Adjust.
25090 (FOR_EACH_REFERENCED_VAR): Adjust.
25091 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25092 (num_referenced_vars): Adjust.
25093 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25094 (first_referenced_var): Remove.
25095 (end_referenced_vars_p): Likewise.
25096 (next_referenced_var): Likewise.
25097 (referenced_var_iterator_set): New helper function.
25098 * tree-dfa.c (referenced_var_lookup): Adjust.
25099 (referenced_var_check_and_insert): Likewise.
25100 (remove_referenced_var): Likewise.
25101 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25102 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25103 (verify_call_clobbering): Likewise.
25104 (verify_memory_partitions): Likewise.
25105 (init_tree_ssa): Allocate bitmap instead of hashtable for
25107 (delete_tree_ssa): Adjust.
25108 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25109 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25110 (compute_tag_properties): Likewise.
25111 (set_initial_properties): Likewise.
25112 (find_partition_for): Likewise.
25113 (update_reference_counts): Likewise.
25114 (dump_may_aliases_for): Likewise.
25115 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25116 (add_call_clobber_ops): Likewise.
25117 (add_call_read_ops): Likewise.
25118 (get_asm_expr_operands): Likewise.
25119 * tree-into-ssa.c (dump_decl_set): Likewise.
25120 (update_ssa): Likewise.
25121 * tree-sra.c (scan_function): Likewise.
25122 (decide_instantiations): Likewise.
25123 (scalarize_parms): Likewise.
25124 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25125 (dsa_named_for): Likewise.
25126 * tree-ssa-structalias.c (update_alias_info): Likewise.
25127 (merge_smts_into): Likewise.
25129 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25132 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25133 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25134 * alias.h (nonoverlapping_memrefs_p): Likewise.
25136 2008-02-25 Jan Beulich <jbeulich@novell.com>
25138 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25139 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25140 __emultls_get_address, __emultls_register_common,
25141 __floatundi?f, and _Unwind_GetIPInfo.
25142 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25143 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25144 (gen_regparm_prefix): Likewise.
25145 (i386_nlm_encode_section_info): Sync with
25146 config/i386/winnt.c:i386_pe_encode_section_info().
25147 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25148 i386_nlm_mangle_decl_assembler_name): New.
25149 (netware_override_options): New.
25150 * config/i386/netware.h (netware_override_options): Declare.
25151 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25152 (i386_nlm_mangle_decl_assembler_name): Declare.
25153 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25155 2008-02-25 Ben Elliston <bje@au.ibm.com>
25158 * c-decl.c (grokdeclarator): Remove unused local variables
25159 `typedef_type' and `type_as_written'.
25161 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25162 unused local variable `has_hot_blocks'.
25163 (fix_crossing_conditional_branches): Remove unused local variable
25166 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25168 PR middle-end/19984
25169 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25170 using DEF_C99_BUILTIN.
25171 (BUILT_IN_NANF): Ditto.
25172 (BUILT_IN_NANL): Ditto.
25174 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25175 Revital Eres <eres@il.ibm.com>
25177 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25178 regarding the order of two dependent insns in the same row.
25180 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25182 * stor-layout.c (layout_decl): Do not bump the alignment of a
25183 bit-field to more than byte alignment if it is packed.
25185 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25187 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25190 2008-02-24 Diego Novillo <dnovillo@google.com>
25192 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25195 * tree-vrp.c (vrp_evaluate_conditional): With
25196 -Wtype-limits, emit a warning when comparing against a
25197 constant outside the natural range of OP0's type.
25198 * c.opt (Wtype-limits): Move ...
25199 * common.opt (Wtype-limits): ... here.
25201 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25203 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25204 * config/rs6000/e300c2c3.md: New file.
25205 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25207 (rs6000_override_options): Add e300c2 and e300c3 cases to
25208 processor_target_table. Do not allow usage of Altivec or Spe
25209 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25210 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25211 * config/rs6000/rs6000.h (processor_type): Add
25212 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25213 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25214 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25215 and ppce300c3. Include e300c2c3.md.
25217 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25219 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25220 instead of TARGET_STRICT_ALIGN.
25222 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25224 * explow.c (memory_address): Assert that the generated address is
25227 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25230 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25231 * config/darwin-ppc-ldouble-patch.def: New file.
25232 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25233 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25234 SUBTARGET_INIT_BUILTINS if defined.
25235 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25238 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25241 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25242 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25244 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25247 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25248 file" warning condtional on -Winvalid-PCH.
25250 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25252 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25254 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25258 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25259 prevent reload from using MMX registers.
25260 (*mov<mode>_internal): Ditto.
25261 (*movv2sf_internal_rex64): Ditto.
25262 (*movv2sf_internal): Ditto.
25264 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25266 PR documentation/31569
25267 * doc/install.texi2html: Use makeinfo --no-number-sections.
25269 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25271 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25272 ensure that we can address an entire entity > 8 bytes. Don't
25273 generate reg+reg addressing for such data.
25275 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25277 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25278 strings when optimizing for size, unless the target cares about
25281 2008-02-22 Tom Tromey <tromey@redhat.com>
25283 * regclass.c (current_pass): Remove declaration.
25285 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25287 * config/avr/libgcc.S (__RAMPZ__): Define.
25288 (__do_copy_data): Add for devices with 128KB code memory.
25290 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25292 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25294 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25296 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25298 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25301 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25304 * c-typeck.c (build_binary_op): Warn about floating point
25305 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25307 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25310 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25311 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25313 (rs6000_override_options): Set altivec_abi as default, not override,
25314 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25315 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25316 is used; use new member spe_abi.
25317 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25318 spe_abi and altivec_abi.
25320 2008-02-22 Tomas Bily <tbily@suse.cz>
25322 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25324 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25327 * config.build (build_file_translate): Set to `CMD //c' only if
25329 * Makefile.in (build_file_translate): Improve comment.
25331 2008-02-21 Jan Hubicka <jh@suse.cz>
25333 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25334 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25335 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25337 2008-02-21 Michael Matz <matz@suse.de>
25340 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25342 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25344 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25345 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25346 as insn constraint.
25347 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25348 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25349 SSE_VEC_FLOAT_MODE_P as insn constraint.
25350 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25351 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25352 sse4a_movntdf using MODEF mode iterator.
25353 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25354 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25355 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25356 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25357 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25358 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25359 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25361 2008-02-21 Richard Guenther <rguenther@suse.de>
25363 * tree.def (PAREN_EXPR): New tree code.
25364 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25366 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25367 * expr.c (expand_expr_real_1): Likewise.
25368 * tree-inline.c (estimate_num_insns_1): Likewise.
25369 * tree-complex.c (expand_complex_move): Likewise.
25370 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25373 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25376 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25378 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25381 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25383 * config/sh/sh.c (find_barrier): Don't go past
25384 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25386 2008-02-20 DJ Delorie <dj@redhat.com>
25388 * config/h8300/h8300.md (insv): Force source operand to be a register.
25390 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25391 as a jump, not as a plain insn.
25393 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25395 * doc/invoke.texi (Warning Options): Add new option
25396 -Wframe-larger-than=.
25397 (-Wframe-larger-than): Document.
25399 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25400 Add declarations for new option variables.
25402 * final.c (final_start_function): Check the frame size
25403 before emission and issue a Wframe-larger-than warning.
25405 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25406 Add definitions for new option variables.
25407 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25409 * common.opt (Wframe-larger-than=): New option.
25411 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25413 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25414 (<sse>_div<mode>3): Ditto.
25415 (<sse>_vmdiv<mode>3): Ditto.
25416 (<sse>_vmsqrt<mode>2): Ditto.
25417 (*smax<mode>3): Ditto.
25418 (sse5_frcz<mode>2): Ditto.
25419 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25420 as insn constraint.
25422 2008-02-20 Richard Guenther <rguenther@suse.de>
25424 PR middle-end/35265
25425 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25426 be happy with INTEGRAL_TYPE_P.
25428 2008-02-20 Richard Guenther <rguenther@suse.de>
25430 * fold-const.c (split_tree): Associate floatig-point expressions
25431 if flag_associative_math is set.
25433 2008-02-20 Richard Guenther <rguenther@suse.de>
25435 * tree.h (fold_real_zero_addition_p): Declare.
25436 * fold-const.c (fold_real_zero_addition_p): Export.
25437 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25438 floating-point operations with zero and one.
25440 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25442 * doc/install.texi: Correct references to CFLAGS, replacing them
25443 with BOOT_CFLAGS. Document flags used during bootstrap for
25446 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25448 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25449 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25450 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25452 (smin<mode>3): Ditto from similar patterns.
25453 (smax<mode>3): Ditto.
25454 (*ieee_smin<mode>3): Ditto.
25455 (*ieee_smax<mode>3): Ditto.
25456 * config/i386/sse.md (sse): New mode attribute.
25457 (mov<mode>): Macroize expander from movv4sf and movv2df using
25458 SSEMODEF2P mode iterator.
25459 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25460 SSE_VEC_FLOAT_MODE_P as insn constraint.
25461 (storent<mode>): Ditto.
25462 (storent<mode>): Macroize expander from storentsf and storentdf using
25463 MODEF mode iterator.
25464 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25465 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25466 (abs<mode>2): Ditto from similar patterns.
25467 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25468 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25469 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25470 (<sse>_vmsqrt<mode>2): Ditto.
25471 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25472 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25473 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25474 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25475 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25476 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25477 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25479 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25480 iterator and SSE_FLOAT_MODE_P as insn constraint.
25481 (<sse>_ucomi): Ditto from similar patterns.
25482 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25483 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25484 SSE_VEC_FLOAT_MODE_P as insn constraint.
25485 (vcond<mode>): Ditto from similar patterns.
25486 (and<mode>3, *and<mode>3): Ditto.
25487 (<sse>_nand<mode>3): Ditto.
25488 (ior<mode>3, *ior<mode>3): Ditto.
25489 (xor<mode>3, *xor<mode>3): Ditto.
25490 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25491 iterator and SSE_FLOAT_MODE_P as insn constraint.
25492 (*nand<mode>3): Ditto from similar patterns.
25493 (*ior<mode>3): Ditto.
25494 (*xor<mode>3): Ditto.
25496 2008-02-20 Ira Rosen <irar@il.ibm.com>
25498 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25499 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25500 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25502 2008-02-19 Jan Hubicka <jh@suse.cz>
25504 * predict.c (tree_bb_level_predictions): Remove variable next
25505 mistakely introduced by previous commit.
25507 2008-02-19 Jan Hubicka <jh@suse.cz>
25509 * predict.c (predict_paths_leading_to): Rewrite.
25510 (predict_paths_for_bb): New.
25511 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25513 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25516 * Makefile.in (build_file_translate): New.
25517 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25518 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25519 * configure.ac (build_file_translate): Substitute it.
25520 * configure: Regenerate.
25522 2008-02-19 Jan Hubicka <jh@suse.cz>
25524 PR rtl-optimization/34408
25525 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25528 2008-02-19 Jan Hubicka <jh@suse.cz>
25530 PR middle-end/28779
25531 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25534 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25537 * config/i386/i386-modes.def: Revert the last DI alignment
25538 change until Ada people can look into it.
25540 2008-02-19 Nick Clifton <nickc@redhat.com>
25542 * opts.c (print_specific_help): Fix typo in --help text.
25544 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25547 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25548 32-bit inline asm without asm alternatives for host GCC < 3.0.
25550 2008-02-19 Richard Guenther <rguenther@suse.de>
25552 PR tree-optimization/34989
25553 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25554 Allow propagation to INDIRECT_REF if we can simplify only.
25556 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25558 * c-common.c (warn_for_collisions_1): Use appropriate option when
25561 2008-02-19 Nick Clifton <nickc@redhat.com>
25564 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25565 (handle_options): Fix indentation.
25566 (print_filtered_help): If no language-specific options were
25567 displayed tell the user how to list all the options supported by
25568 the language's front-end.
25569 (print_specific_help): Fix indentation and remove duplicate line.
25570 (common_handle_option): Handle the -v option.
25571 For --help enable the display of undocumented options if the -v
25572 switch has been included on the command line.
25573 For --help= check for overlaps in the arguments between the option
25574 classes and the language names and issue a warning when they
25575 cannot be disambiguated.
25576 * c.opt (v): Pass on to the common option handler.
25578 2008-02-19 Revital Eres <eres@il.ibm.com>
25580 * modulo-sched.c (sms_schedule): Change dump message when
25581 create_ddg function fails.
25582 (try_scheduling_node_in_cycle): Rename row to cycle.
25583 (print_partial_schedule): Rename CYCLE to ROW.
25585 2008-02-19 Christian Bruel <christian.bruel@st.com>
25586 Zdenek Dvorak <ook@ucw.cz>
25588 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25590 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25593 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25594 (*x86_movdicc_0_m1_se): Ditto.
25596 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25598 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25599 (CMPtype): Define as __gcc_CMPtype.
25600 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25601 (CMPtype): Define as __gcc_CMPtype.
25603 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25605 Support valgrind 3.3 for --enable-checking=valgrind.
25606 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25608 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25609 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25610 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25611 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25612 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25613 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25614 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25616 * ggc-zone.c: Similar.
25617 * ggc-page.c: Similar.
25619 2008-02-19 Paul Brook <paul@codesourcery.com>
25622 * config/arm/ieee754-df.S: Fix do_it typo.
25623 * config/arm/ieee754-sf.S: Fix do_it typo.
25625 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25628 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25629 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25630 (OPTION_MASK_ISA_SSE_SET): Likewise.
25631 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25632 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25633 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25634 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25635 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25636 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25637 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25638 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25639 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25640 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25641 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25642 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25643 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25644 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25645 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25646 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25647 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25648 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25649 (OPTION_MASK_ISA_SSE4): Removed.
25650 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25651 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25652 (override_options): Don't turn on implied SSE/MMX bits in
25655 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25657 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25660 2008-02-18 Joey Ye <joey.ye@intel.com>
25662 PR middle-end/34921
25663 * tree-nested.c (insert_field_into_struct): Set type alignment
25664 to field alignment if the former is less than the latter.
25666 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25668 * BASE-VER: Set to 4.4.0.
25670 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25672 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25673 * doc/cfg.texi: Likewise.
25674 * doc/extend.texi: Likewise.
25675 * doc/gty.texi: Likewise.
25676 * doc/invoke.texi: Likewise.
25677 * doc/loop.texi: Likewise.
25678 * doc/md.texi: Likewise.
25679 * doc/passes.texi: Likewise.
25680 * doc/rtl.texi: Likewise.
25681 * doc/sourcebuild.texi: Likewise.
25682 * doc/tm.texi: Likewise.
25683 * doc/tree-ssa.texi: Likewise.
25685 2008-02-17 Richard Guenther <rguenther@suse.de>
25687 PR middle-end/35227
25688 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25689 without default definition.
25691 2008-02-17 Richard Guenther <rguenther@suse.de>
25693 PR tree-optimization/35231
25694 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25697 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25700 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25701 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25702 libgcc_cmp_return mode.
25704 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25707 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25709 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25711 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25714 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25716 * doc/c-tree.texi: Use `@.' where appropriate.
25717 * doc/extend.texi: Likewise.
25718 * doc/install.texi: Likewise.
25719 * doc/invoke.texi: Likewise.
25720 * doc/loop.texi: Likewise.
25721 * doc/makefile.texi: Likewise.
25722 * doc/md.texi: Likewise.
25723 * doc/passes.texi: Likewise.
25724 * doc/standards.texi: Likewise.
25725 * doc/tm.texi: Likewise.
25727 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25729 PR middle-end/35196
25730 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25732 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25733 rather than in entry_bb.
25735 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25737 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25738 libgcc_cmp_return mode.
25740 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25742 PR middle-end/35130
25743 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25744 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25746 2008-02-15 Richard Guenther <rguenther@suse.de>
25747 Zdenek Dvorak <ook@ucw.cz>
25749 PR tree-optimization/35164
25750 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25751 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25752 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25753 Only propagate addresses which do not have abnormal SSA_NAMEs
25756 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25759 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25761 2008-02-15 Jan Hubicka <jh@suse.cz>
25763 PR middle-end/35149
25764 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25766 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25768 PR middle-end/34621
25769 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25770 when calculating alignment_pad.
25772 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25774 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25775 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25776 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25777 and STACK_BOUNDARY define.
25779 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25781 PR preprocessor/35061
25782 * c-pragma.c (handle_pragma_pop_macro): Check that
25783 pushed_macro_table has been allocated.
25785 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25787 PR middle-end/35136
25788 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25789 (force_gimple_operand): Likewise.
25790 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25791 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25792 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25793 (find_interesting_uses_address): Check addressability and alignment
25794 of the base expression only after substituting bases of IVs into it.
25796 2008-02-14 Michael Matz <matz@suse.de>
25799 * function.c (instantiate_virtual_regs_in_insn): Reload address
25800 before falling back to reloading the whole operand.
25802 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25804 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25805 before the first section switch note.
25807 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25809 * doc/bugreport.texi: Update copyright years.
25810 * doc/c-tree.texi: Likewise.
25811 * doc/cfg.texi: Likewise.
25812 * doc/cpp.texi: Likewise.
25813 * doc/cppinternals.texi: Likewise.
25814 * doc/fragments.texi: Likewise.
25815 * doc/frontends.texi: Likewise.
25816 * doc/gcc.texi: Likewise.
25817 * doc/gty.texi: Likewise.
25818 * doc/hostconfig.texi: Likewise.
25819 * doc/implement-c.texi: Likewise.
25820 * doc/libgcc.texi: Likewise.
25821 * doc/loop.texi: Likewise.
25822 * doc/makefile.texi: Likewise.
25823 * doc/options.texi: Likewise.
25824 * doc/passes.texi: Likewise.
25825 * doc/rtl.texi: Likewise.
25826 * doc/sourcebuild.texi: Likewise.
25827 * doc/standards.texi: Likewise.
25828 * doc/tree-ssa.texi: Likewise.
25829 * doc/trouble.texi: Likewise.
25831 * doc/extend.texi: Use @: or add comma where appropriate.
25832 * doc/invoke.texi: Likewise.
25833 * doc/tm.texi: Likewise.
25835 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25838 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25841 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25843 * doc/md.texi (clz, ctz): Add reference.
25844 * doc/rtl.texi (clz, ctz): Likewise.
25846 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25849 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25852 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25854 * config/s390/s390.c (struct constant_pool): New field
25855 emit_pool_after added.
25856 (s390_mainpool_start): Set the emit_pool_after flag according
25857 to the section switch notes.
25858 (s390_mainpool_finish): Consider emit_pool_after when emitting
25859 the literal pool at the end of the function.
25860 (s390_chunkify_start): Force literal pool splits at section
25863 2008-02-13 Michael Matz <matz@suse.de>
25866 * var-tracking.c (clobber_variable_part): Correctly traverse the
25869 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25872 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25873 Add -fdump-ipa-inline.
25874 * tree-dump.c (dump_files): Remove tree-inlined dump.
25875 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25877 2008-02-12 Richard Guenther <rguenther@suse.de>
25879 PR tree-optimization/35171
25880 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25883 2008-02-12 Richard Guenther <rguenther@suse.de>
25885 PR middle-end/35163
25886 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25887 value-preserving mode. Disallow final truncation.
25889 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25891 PR middle-end/35136
25892 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25893 code from here to...
25894 (force_gimple_operand): ...here.
25896 2008-02-12 Jakub Jelinek <jakub@redhat.com>
25899 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
25900 non-compatible pointers.
25901 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
25902 different FIELD_DECLs, try harder by comparing field offsets, sizes
25905 PR inline-asm/35160
25906 * function.c (match_asm_constraints_1): Don't replace the same input
25909 2008-02-12 Anatoly Sokolov <aesok@post.ru>
25911 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
25912 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
25913 (expand_epilogue): Restore RAMPZ register.
25914 * config/avr/avr.md (RAMPZ_ADDR): New constant.
25916 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
25918 * config/i386/cygwin.asm: (__alloca): Correct calling
25919 convention and alignment.
25920 (__chkstk): Force 8 byte stack alignment.
25922 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
25923 Richard Guenther <rguenther@suse.de>
25925 PR tree-optimization/33992
25926 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
25927 the zero we compare against.
25929 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
25931 PR libfortran/35063
25932 * gthr-win32.h (__gthread_mutex_destroy_function): New function
25933 to CloseHandle after unlocking to prevent accumulation of handle
25936 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25938 PR middle_end/34150
25939 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
25940 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
25941 and update LABEL_NUSES during and after reload.
25943 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
25945 PR middle-end/34627
25946 * combine.c (simplify_if_then_else): Make sure the comparison is
25947 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
25949 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
25952 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
25953 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
25954 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
25955 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
25956 * tree.h (get_type_static_bounds): Likewise.
25958 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25960 * doc/invoke.texi (Option Summary, C++ Dialect Options)
25961 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25962 Make -Wfoo language annotations match what the compiler outputs.
25964 2008-02-08 Sa Liu <saliu@de.ibm.com>
25966 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
25967 intrinsics spu_convts, spu_convtu, spu_convtf.
25969 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
25971 * doc/extend.texi (Function Attributes) <noinline>: Mention
25972 asm ("") as method to keep calls.
25974 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25977 * doc/options.texi (Options): Replace references to opts.sh with
25979 * opts-common.c: Likewise.
25980 * optc-gen.awk: Likewise.
25982 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
25984 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
25986 2008-02-07 Richard Henderson <rth@redhat.com>
25989 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
25990 EXPR_LIST for the REG_EQUAL instead of a comparison with a
25993 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
25995 PR tree-optimization/35085
25996 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
25997 for operand entry oe2 in addition to operand entry oe3 in order to
25998 expose more opportunities for vectorizer sum reduction.
26000 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26003 * Makefile.in (LIBS): Remove $(GMPLIBS).
26004 (cc1-dummy, cc1): Add $(GMPLIBS).
26006 2008-02-06 Jan Hubicka <jh@suse.cz>
26009 * i386.md (moddf_integer): Do not produce partial memory stalls for
26010 targets where it hurts.
26012 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26015 * optabs.c (expand_float): Do not check for decimal modes when
26016 expanding unsigned integer through signed conversion.
26018 2008-02-06 Nick Clifton <nickc@redhat.com>
26020 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26021 inside the clobber with a match_operand and duplicated operand
26022 number in the constraint.
26023 (ineqbranchsi): Delete redundant comment.
26025 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26027 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26028 builtin_define ("__USE_INIT_FINI__").
26029 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26031 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26033 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26035 PR documentation/30330
26036 * doc/invoke.texi (C++ Dialect Options)
26037 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26038 For each warning option -Wfoo that allows -Wno-foo, ensure both
26039 -Wfoo and -Wno-foo are listed in the option index. Fix index
26040 entry of -Wswitch-default, index -Wnormalized= including the
26041 `=', and -Wlarger-than-@var{len} including @var{len}.
26043 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26045 * config/i386/i386.md (floatunssisf2): Use
26046 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26047 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26048 Macroize expander using MODEF mode iterator.
26050 2008-02-05 Diego Novillo <dnovillo@google.com>
26052 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26055 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26057 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26060 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26062 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26065 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26066 to indicate if a message should be generated.
26067 (init_cumulative_args): Updated.
26068 (function_value_32): Likewise.
26070 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26072 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26074 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26077 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26078 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26080 2008-02-04 Diego Novillo <dnovillo@google.com>
26082 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26085 * tree-vrp.c (vrp_evaluate_conditional): With
26086 -Wtype-limits, emit a warning when comparing against a
26087 constant outside the natural range of OP0's type.
26089 2008-02-04 Richard Guenther <rguenther@suse.de>
26091 PR middle-end/33631
26092 * expr.c (count_type_elements): Give for unions instead of
26095 2008-02-04 Richard Guenther <rguenther@suse.de>
26097 PR middle-end/35043
26098 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26099 to TYPE_DOMAINs base type instead of using bitsizetype here.
26101 2008-02-03 Jason Merrill <jason@redhat.com>
26103 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26105 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26108 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26109 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26110 (RS/6000 and PowerPC Options): Fix typos and markup.
26111 * doc/passes.texi (Tree-SSA passes): Likewise.
26113 2008-02-02 Michael Matz <matz@suse.de>
26116 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26117 from record_last_reg_set_info.
26118 (record_last_reg_set_info): Take an RTX argument, iterate over all
26119 constituent hardregs.
26120 (record_last_set_info, record_opr_changes): Change calls to
26121 new signature or to record_last_reg_set_info_regno.
26123 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26125 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26127 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26129 PR rtl-optimization/34773
26130 * reg-notes.def (EQUAL): Mention significance of combination of
26131 REG_EQUAL and REG_RETVAL.
26132 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26133 insn that has a REG_RETVAL.
26135 2008-02-01 Roger Sayle <roger@eyesopen.com>
26138 * configure.ac (--enable-fixed-point): Disable unless explicitly
26140 * configure: Regenerate.
26142 2008-02-01 Richard Guenther <rguenther@suse.de>
26145 * invoke.texi (-finline-limit): Remove no longer true parts
26146 of the documentation. Note that there is no default value.
26148 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26149 Mark Mitchell <mark@codesourcery.com>
26150 Ben Elliston <bje@au.ibm.com>
26153 * doc/extend.texi (Other Builtins): Document.
26155 2008-01-31 Tom Browder <tom.browder@gmail.com>
26157 * doc/c-tree.texi (Types): Fix grammar.
26158 (Expression trees): Ditto.
26159 * doc/passes.texi (Tree-SSA passes): Ditto.
26161 * doc/configterms.texi (Configure Terms): Fix typo.
26162 * doc/cpp.texi (Common Predefined Macros): Ditto.
26163 * doc/md.texi (Machine Constraints): Ditto.
26165 * doc/makefile.texi (Makefile): Add comma.
26167 2008-01-31 Tom Browder <tom.browder@gmail.com>
26168 Gerald Pfeifer <gerald@pfeifer.com>
26170 * doc/sourcebuild.texi (Front End): Remove references to CVS
26171 and CVSROOT/modules.
26172 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26173 (Back End): Remove reference to CVS.
26175 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26178 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26180 (mips16_gp_pseudo_reg): ...here.
26181 * config/mips/mips.md (load_const_gp): Replace with...
26182 (load_const_gp_<mode>): ...this :P-based insn.
26184 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26186 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26187 options. Minor fixes.
26188 (-std): Move reference to standards closer to where language
26189 standards are first mentioned.
26191 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26193 PR rtl-optimization/34995
26194 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26195 parameter and return a bool. If the rtx parameter is nonnull,
26196 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26197 (find_reloads): Update call accordingly. Pass the new operand
26198 if it needed no address reloads, otherwise pass null.
26200 2008-01-30 Richard Henderson <rth@redhat.com>
26203 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26204 for unbounded arrays.
26206 2008-01-30 Silvius Rus <rus@google.com>
26208 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26210 2008-01-30 Jan Hubicka <jh@suse.cz>
26213 * i386.c (init_cumulative_args): Use real function declaration when
26216 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26218 PR rtl-optimization/34998
26219 * global.c (build_insn_chain): Treat non-subreg_lowpart
26220 SUBREGs of pseudos as clobbering all the words covered by the
26221 SUBREG, not just all the bytes.
26222 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26223 original df_ref rather than an extract parameter.
26224 (global_conflicts): Update call accordingly.
26226 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26228 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26229 the overflow check to make it easier to read.
26230 (__fixtfdi): Change the type of the ll member in union
26231 long_double to UDItype_x.
26233 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26235 PR middle-end/34969
26236 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26237 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26238 * tree-inline.c (fold_marked_statements): Call
26239 cgraph_update_edges_for_call_stmt if folding a call statement.
26240 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26241 debug_generic_stmt calls, reset it back afterwards.
26244 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26246 * c-typeck.c (build_external_ref): Don't pedwarn about
26247 static vars in current function's scope.
26249 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26251 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26253 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26256 * ipa-struct-reorg.c: Fix spelling.
26257 * params.def: Ditto.
26259 2008-01-29 Richard Guenther <rguenther@suse.de>
26261 PR middle-end/35006
26262 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26264 * tree-inline.c (remap_type): Increment remapping_type_depth
26265 around remapping types.
26266 (copy_body_r): Only add referenced variables if they are referenced
26267 from code, not types.
26269 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26280 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26281 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26283 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26286 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26287 pointer for tiny stack.
26289 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26291 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26293 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26295 * config/vx-common.h: Fix typo in comment.
26297 2008-01-28 Ian Lance Taylor <iant@google.com>
26301 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26302 coalesce pointers if they have different DECL_NO_TBAA_P values.
26303 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26304 between variables with different DECL_NO_TBAA_P values.
26306 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26309 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26310 are not legitimate small data references on SPE targets.
26312 2008-01-28 David Daney <ddaney@avtrex.com>
26314 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26316 2008-01-28 David Daney <ddaney@avtrex.com>
26318 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26320 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26322 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26323 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26324 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26325 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26326 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26327 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26328 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26329 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26331 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26333 * basic-block.h (condjump_equiv_p): Fix comment.
26335 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26337 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26338 print_generic_stmt_indented): Fix comment.
26340 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26342 * configure.ac (__stack_chk_fail): Add detecion for availability
26343 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26344 * configure: Regenerate.
26346 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26348 PR middle-end/34688
26349 * final.c (output_addr_const): Handle TRUNCATE.
26351 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26354 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26355 (zero_cost, infinite_cost): New constants.
26356 (struct cost_pair): Change type of cost to comp_cost.
26357 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26358 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26360 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26361 split_address_cost, ptr_difference_cost, difference_cost,
26362 get_computation_cost_at, get_computation_cost,
26363 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26364 determine_use_iv_cost_condition, determine_use_iv_costs,
26365 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26366 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26367 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26368 Change type of cost to comp_cost.
26369 (determine_iv_cost): Increase cost of non-original ivs, instead
26370 of decreasing the cost of original ones.
26371 (get_address_cost): Indicate the complexity of the addressing mode
26373 (try_add_cand_for): Prefer using ivs not specific to some object.
26374 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26376 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26377 Janis Johnson <janis187@us.ibm.com>
26380 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26381 (TARGET_INSTANTIATE_DECLS): Likewise.
26382 * target.h (expand_to_rtl_hook): New target hook.
26383 (instantiate_decls): Likewise.
26384 * function.c (instantiate_decl): Make non-static. Rename to...
26385 (instantiate_decl_rtl): ... this.
26386 (instantiate_expr): Use instantiate_decl_rtl.
26387 (instantiate_decls_1): Likewise.
26388 (instantiate_decls): Likewise.
26389 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26390 * function.h (instantiate_decl_rtl): Add prototype.
26391 * cfgexpand.c (target.h): New include.
26392 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26393 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26394 (TARGET_INSTANTIATE_DECLS): Likewise.
26395 (TARGET_INITIALIZER): New target hooks added.
26396 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26398 * config/rs6000/rs6000.c (tree-flow.h): New include.
26399 (machine_function): Add sdmode_stack_slot field.
26400 (rs6000_alloc_sdmode_stack_slot): New function.
26401 (rs6000_instantiate_decls): Likewise.
26402 (rs6000_secondary_memory_needed_rtx): Likewise.
26403 (rs6000_check_sdmode): Likewise.
26404 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26405 (TARGET_INSTANTIATE_DECLS): Likewise.
26406 (rs6000_hard_regno_mode_ok): Allow SDmode.
26407 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26408 (rs6000_emit_move): Handle SDmode.
26409 (function_arg_advance): Likewise.
26410 (function_arg): Likewise.
26411 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26412 SDmode var args for 32-bit compiles.
26413 (rs6000_secondary_reload_class): Handle SDmode.
26414 (rs6000_output_function_epilogue): Likewise.
26415 (rs6000_function_value): Simplify if statement.
26416 (rs6000_libcall_value): Likewise.
26417 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26418 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26419 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26420 (movsd_hardfloat): New define_insn.
26421 (movsd_softfloat): Likewise.
26422 (movsd_store): Likewise.
26423 (movsd_load): Likewise.
26424 (extendsddd2): Likewise.
26425 (extendsdtd2): Likewise.
26426 (truncddsd2): Likewise.
26427 (movdd_hardfloat64): Fixup comment.
26428 (UNSPEC_MOVSD_LOAD): New constant.
26429 (UNSPEC_MOVSD_STORE): Likewise.
26431 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26434 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26436 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26437 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26438 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26439 and TRUTH_XOR_EXPR.
26441 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26444 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26445 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26446 __LONGDOUBLE128 too.
26447 * config/rs6000/aix61.h: New file.
26449 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26451 PR rtl-optimization/34959
26452 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26453 popcount and parity rtxes the same mode as their operand.
26454 Truncate or extend the result to the return value's mode
26457 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26460 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26461 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26462 to GOT_VERSION_REGNUM.
26463 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26464 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26465 * config/mips/mips.c (mips_emit_call_insn): New function.
26466 (mips_call_tls_get_addr): Call mips_expand_call directly.
26467 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26469 (mips16_build_call_stub): Likewise. Return the call insn or null.
26470 (mips_expand_call): Update the call to mips16_build_call_stub
26471 accordingly and a remove redundant condition. Assert that MIPS16
26472 stubs do not use lazy binding. Use mips_emit_call_insn and return
26474 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26476 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26477 (mips_avoid_hazard): Remove hazard_set handling.
26478 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26479 (UNSPEC_RESTORE_GP): ...this.
26480 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26481 (FAKE_CALL_REGNO): Rename to...
26482 (GOT_VERSION_REGNUM): ...this.
26483 (type): Add "ghost" value. Add an associated insn reservation.
26484 (hazard_set): Remove.
26485 (exception_receiver): Rename to...
26486 (restore_gp): ...this and update the unspec identifier accordingly.
26487 (exception_receiver, nonlocal_got_receiver): New expanders.
26488 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26489 FAKE_CALL_REGNO. Remove hazard_set attribute.
26490 (set_got_version, update_got_version): New patterns.
26492 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26495 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26497 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26500 * doc/install.texi2html: Generate gcc-vers.texi.
26502 2008-01-25 DJ Delorie <dj@redhat.com>
26504 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26506 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26508 * config/c4x: Remove directory.
26509 * config.gcc (crx-*, mt-*): Mark obsolete.
26510 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26511 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26512 sh-*-rtemscoff*): Remove cases.
26513 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26514 * real.c (encode_c4x_single, decode_c4x_single,
26515 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26516 c4x_extended_format): Remove.
26517 * real.h (c4x_single_format, c4x_extended_format): Remove.
26518 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26520 (Pragmas): Remove comment about c4x pragmas.
26521 * doc/install.texi (c4x): Remove target-specific instructions.
26522 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26523 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26524 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26525 refer to C4x source files as examples.
26526 (C4X_FLOAT_FORMAT): Remove documentation.
26528 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26530 * config/bfin/bfin.c (override_options): Reorder tests so that
26531 flag_pic gets enabled for -msep-data.
26533 2008-01-25 Richard Guenther <rguenther@suse.de>
26535 PR middle-end/32244
26536 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26537 to its bitfield precision if required.
26539 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26541 PR middle-end/33880
26542 * tree-nested.c (walk_omp_for): New function.
26543 (convert_nonlocal_reference, convert_local_reference): Call
26544 walk_omp_for on OMP_FOR.
26545 (convert_call_expr): Call walk_body on OMP_FOR's
26546 OMP_FOR_PRE_INIT_BODY.
26548 2008-01-25 Richard Guenther <rguenther@suse.de>
26550 PR tree-optimization/34966
26551 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26552 default defs and PHI_NODEs we have to insert after the
26553 defining statement.
26555 2008-01-24 Nick Clifton <nickc@redhat.com>
26557 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26558 Provide a default definition.
26559 (LIBGCC2_UNITS_PER_WORD): Likewise.
26561 * config/stormy16/stormy16.c: Include df.h for the prototype
26562 for df_regs_ever_live_p.
26563 (xstormy16_expand_builtin_va_start): Convert the stack offset
26564 into a component_ref and then use POINTER_PLUS_EXPR to add it
26565 to the incoming_virtual_args_rtx.
26566 (xstormy16_gimplify_va_arg_expr): Rename to
26567 xstormy16_gimplify_va_arg_expr.
26568 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26569 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26570 xstormy16_gimplify_va_arg_expr.
26571 Fix up some formatting issues.
26573 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26574 Move to predicates.md.
26575 (xs_hi_general_operand): Likewise.
26576 (xs_hi_nonmemory_operand): Likewise.
26577 * config/stormy16/predicates.md:
26578 (xstormy16_carry_plus_operand): New predicate.
26579 (xs_hi_general_operand): New predicate.
26580 (xs_hi_nonmemory_operand): New predicate.
26581 * config/stormy16/stormy16-protos.h:
26582 (xstormy16_carry_plus_operand): Delete prototype.
26583 (xs_hi_general_operand): Likewise.
26584 (xs_hi_nonmemory_operand): Likewise.
26586 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26587 modifiers as they are no longer needed and they can trigger
26588 reload spill failures.
26590 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26591 with a match_operand in order to help reload.
26593 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26594 constraint with 'e' for the 8th alternative as this version of
26595 the mov.w instruction only accepts the lower 8 registers.
26597 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26600 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26601 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26604 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26606 PR middle-end/33333
26607 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26609 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26611 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26613 (remove_structure): Update allocations list before removing structure.
26615 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26617 * ipa-struct-reorg.c (is_safe_cond_expr,
26618 create_new_stmts_for_cond_expr): Use integer_zerop function,
26619 that recognize not only zero-pointer, but zero-integer too.
26621 2008-01-25 Ben Elliston <bje@au.ibm.com>
26624 * fixproto: Escape "." in sed expression that strips leading "./".
26626 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26629 * gcc.c (SWITCH_OK): Removed.
26630 (SWITCH_LIVE): Changed to bit.
26631 (SWITCH_FALSE): Likewise.
26632 (SWITCH_IGNORE): Likewise.
26633 (switchstr): Change live_cond to unsigned int.
26634 (process_command): Replace SWITCH_OK with 0.
26635 (do_self_spec): Likewise.
26636 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26637 (give_switch): Likewise.
26638 (used_arg): Likewise.
26639 (do_spec_1): Set the SWITCH_IGNORE bit.
26640 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26641 bits. Set the SWITCH_LIVE bit.
26643 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26645 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26647 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26649 PR tree-optimization/34472
26650 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26651 parameter to a "bool *" and set *DATA to false if there is
26652 an unsafe access. Do not delete the structure here.
26653 (check_cond_exprs): Delete it here instead.
26654 (check_cond_exprs, exclude_cold_structs): Do not increase
26655 I when removing a structure.
26657 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26660 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26661 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26663 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26665 PR middle-end/34934
26666 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26667 a fixed vector for stack.
26669 2008-01-24 Ben Elliston <bje@au.ibm.com>
26672 * doc/gcc.texi (Software development): Add a direntry for g++.
26674 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26676 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26677 stale and straggling -fforce-addr comments above.
26679 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26681 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26682 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26684 2008-01-23 Michael Matz <matz@suse.de>
26687 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26690 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26692 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26693 malloc result type.
26695 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26697 * config/avr/avr.c (avr_current_arch): New variable.
26698 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26699 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26700 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26701 (avr_override_options): Init 'avr_current_arch'.
26702 (base_arch_s): Move from here...
26703 * config/avr/avr.h (base_arch_s): ... here. Add new members
26704 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26705 'mega' to 'have_jmp_call'.
26706 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26707 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26709 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26711 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26712 MULTILIB_MATCHES): Ditto.
26714 2008-01-23 Richard Guenther <rguenther@suse.de>
26716 PR middle-end/31529
26717 * cgraphunit.c (cgraph_reset_node): Always mark the node
26718 not reachable if it is not queued already.
26720 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26722 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26723 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26724 (cputype_selected): New static variable.
26725 (bfin_handle_option): Set it if -mcpu is used.
26726 (override_option): Select default set of workarounds if no cpu type
26727 selected on the command line.
26728 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26730 From Michael Frysinger <michael.frysinger@analog.com>
26731 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26732 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26734 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26735 for bf547, bf523, bf524, and bf526.
26736 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26738 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26739 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26740 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26741 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26742 * doc/invoke.texi (Blackfin Options): Document that
26743 -mcpu now accept bf547, bf523, bf524, and bf526.
26745 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26747 PR rtl-optimization/34628
26748 * combine.c (try_combine): Stop and undo after the first combination
26749 if an autoincrement side-effect on the first insn has effectively
26752 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26755 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26756 Offset addresses are not valid for Altivec or paired float modes.
26758 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26761 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26762 if DECL_INITIAL (decl) is error_mark_node.
26765 * c-common.c (handle_vector_size_attribute): Only allow
26766 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26767 the same way as pointer, array etc. types.
26768 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26771 * tree.c (build_type_attribute_qual_variant): Call
26772 build_qualified_type if attributes are equal, but quals are not.
26774 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26777 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26778 * flags.h (warn_strict_aliasing): Remove.
26779 (warn_strict_overflow): Remove.
26780 * opts.c (warn_strict_aliasing): Remove.
26781 (warn_strict_overflow): Remove.
26782 * c-opts.c (c_common_handle_option): -Wall only sets
26783 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26784 (c_common_post_options): Give default values to -Wstrict-aliasing
26785 and -Wstrict-overflow if they are uninitialized.
26786 * common.opt (Wstrict-aliasing): Specify Var and Init.
26787 (Wstrict-overflow): Likewise.
26789 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26791 PR rtl-optimization/26854
26792 PR rtl-optimization/34400
26793 PR rtl-optimization/34884
26794 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26796 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26797 (df_rd_bb_info.expanded_lr_out): Deleted
26798 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26799 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26800 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26801 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26802 Removed code to allocate, initialize or free expanded_lr_out.
26803 (df_rd_bb_local_compute_process_def): Restructured to make more
26805 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26806 sets if the sets are being trimmed.
26808 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26811 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26812 (as_vers): Likewise.
26813 * configure: Regenerated.
26815 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26817 PR middle-end/33092
26818 * tree-pass.h (pass_build_alias): New pass.
26819 * tree-ssa-alias.c (gate_build_alias): New.
26820 (pass_build_alias): New.
26821 * passes.c (init_optimization_passes): Add pass_build_alias after
26822 pass_create_structure_vars.
26824 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26826 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26827 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26828 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26829 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26830 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26831 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26832 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26833 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26834 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26835 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26836 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26837 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26838 * config/s390/s390.md (FP_ALL): New mode iterator.
26839 (_d): New mode attribute.
26840 ("*signbit<mode>2>"): Changed mode of first operand.
26841 ("isinf<mode>2"): Changed mode of first operand.
26842 ("*TDC_insn"): Adaptation for DFP modes.
26844 2008-01-22 Ben Elliston <bje@au.ibm.com>
26846 * tree.c (check_qualified_type): Improve function description.
26848 2008-01-21 Jason Merrill <jason@redhat.com>
26851 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26852 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26855 2008-01-21 DJ Delorie <dj@redhat.com>
26857 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26860 2008-01-21 Richard Guenther <rguenther@suse.de>
26862 PR middle-end/34856
26863 * tree-cfg.c (verify_expr): Allow all invariant expressions
26864 instead of just constant class ones as reference argument.
26865 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26866 like any other constant.
26867 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26869 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26871 * regmove.c (fixup_match_1): Update call crossed frequencies.
26873 2008-01-21 Richard Guenther <rguenther@suse.de>
26876 * tree-inline.c (setup_one_parameter): Deal with mismatched
26877 types using a VIEW_CONVERT_EXPR.
26879 2008-01-21 Alon Dayan <alond@il.ibm.com>
26880 Olga Golovanevsky <olga@il.ibm.com>
26882 PR tree-optimization/34701
26883 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26884 when the structure size is not a power of 2.
26886 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26888 * doc/install.texi: Add doc for --enable-checking=df.
26890 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26892 PR rtl-optimization/34808
26893 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26895 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26897 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
26900 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
26902 PR rtl-optimization/26854
26903 PR rtl-optimization/34400
26904 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
26906 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
26907 (df_rd_bb_info.expanded_lr_out): New.
26908 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
26909 * loop_iv.c (iv_analysis_loop_init): Ditto.
26910 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26911 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26912 Added code to allocate, initialize or free expanded_lr_out.
26913 (df_rd_bb_local_compute_process_def): Restructured to make
26914 more understandable.
26915 (df_rd_confluence_n): Add code to do nothing with fake edges and
26916 code to no apply invalidate_by_call sets if the sets are being trimmed.
26917 (df_lr_local_finalize): Renamed to df_lr_finalize.
26918 (df_live_local_finalize): Renamed to df_live_finalize.
26920 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26923 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
26924 deciding whether to use reciprocal instructions.
26926 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
26928 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
26929 dwarf2out_note_section_used if cold_text_section is NULL.
26931 2008-01-19 Jakub Jelinek <jakub@redhat.com>
26933 PR gcov-profile/34610
26934 * tree-cfg.c (make_edges): Mark both outgoing edges from
26935 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
26936 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
26937 from OMP_FOR and OMP_CONTINUE outgoing edges.
26939 * tree-profile.c (tree_profiling): Return early if
26940 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
26942 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
26943 from cfun to child_cfun.
26944 * function.h (struct function): Add after_tree_profile bit.
26946 2008-01-19 Anatoly Sokolov <aesok@post.ru>
26948 * config/avr/avr.S (_exit): Disable interrupt.
26950 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26951 Steven Bosscher <stevenb.gcc@gmail.com>
26953 PR rtl-optimization/26854
26954 PR rtl-optimization/34400
26955 * df-problems.c (df_live_scratch): New scratch bitmap.
26956 (df_live_alloc): Allocate df_live_scratch when doing df_live.
26957 (df_live_reset): Clear the proper bitmaps.
26958 (df_live_bb_local_compute): Only process the artificial defs once
26959 since the order is not important.
26960 (df_live_init): Init the df_live sets only with the variables
26961 found live by df_lr.
26962 (df_live_transfer_function): Use the df_lr sets to prune the
26963 df_live sets as they are being computed.
26964 (df_live_free): Free df_live_scratch.
26966 2008-01-18 Ian Lance Taylor <iant@google.com>
26968 * common.opt: Add fmerge-debug-strings.
26969 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
26970 flag_merge_debug_strings rather than flag_merge_constants.
26971 * doc/invoke.texi (Option Summary): Mention
26972 -fmerge-debug-strings.
26973 (Debugging Options): Document -fmerge-debug-strings.
26975 2008-01-18 Ian Lance Taylor <iant@google.com>
26978 * tree.h (DECL_IS_OPERATOR_NEW): Define.
26979 (struct tree_function_decl): Add new field operator_new_flag.
26980 * tree-inline.c (expand_call_inline): When inlining a call to
26981 operator new, force the return value to go into a variable, and
26982 set DECL_NO_TBAA_P on that variable.
26983 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
26985 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
26988 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
26989 DWARF2_DEBUGGING_INFO.
26990 (dwarf2out_note_section_used): Ditto. Add prototype.
26991 (have_multiple_function_sections, text_section_used,
26992 cold_text_section_used, *cold_text_sections): Move declarations
26995 2008-01-17 Bob Wilson <bob.wilson@acm.org>
26997 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
26998 field and add signal_ra.
26999 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27000 assignments to frame state pc. Move end of stack check after
27001 MD_FALLBACK_FRAME_STATE_FOR.
27002 (uw_update_context_1): Use frame state signal_regs if set, instead
27003 of checking signal_frame flag.
27004 (uw_update_context): Use frame state signal_ra if set.
27005 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27006 * config/xtensa/linux-unwind.h: New file.
27008 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27010 * modulo-sched.c (get_sched_window): Fix comment typo.
27012 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27014 PR tree-optimization/34648
27015 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27017 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27019 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27020 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27022 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27024 PR rtl-optimization/34400
27025 * df-core.c (df_worklist_dataflow_overeager,
27026 df_worklist_dataflow_doublequeue): New functions.
27027 (df_worklist_dataflow): Two different worklist solvers.
27028 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27031 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27034 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27035 and ftree-parallelize-loops.
27037 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27039 PR rtl-optimization/34826
27040 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27042 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27044 * global.c (find_reg): Mark the eh regs as used if necessary.
27045 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27046 * ra.h (struct allocno): no_eh_reg field added. Changed
27047 no_stack_reg type to bitfield.
27049 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27051 * tree.c (substitute_in_expr): Add missing 'break'.
27053 2008-01-17 Richard Guenther <rguenther@suse.de>
27055 PR tree-optimization/34825
27056 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27057 x / x as division to handle.
27059 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27061 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27062 "-pthread" is specified.
27063 * pa-hpux11.h (LIB_SPEC): Likewise.
27065 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27066 Peter Bergner <bergner@vnet.ibm.com>
27068 PR rtl-optimization/33796
27069 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27071 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27073 PR libgfortran/34699
27074 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27076 * pa-hpux10.h (LINK_SPEC): Likewise.
27077 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27079 2008-01-16 Richard Guenther <rguenther@suse.de>
27081 PR middle-end/32628
27082 * fold-const.c (fold_convert_const_int_from_int): Do not
27083 set overflow if that occured only because of a sign extension
27084 change when converting from/to a sizetype with the same
27085 precision and signedness.
27087 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27090 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27091 location address to the correct place. Update copyright year.
27093 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27095 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27096 no dependences in the dependence_relations vector.
27098 2008-01-16 Jan Hubicka <jh@suse.cz>
27100 PR rtl-optimization/31396
27101 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27102 * cfg.c (dump_reg_info): Print it.
27103 * regs.h (struct reg_info_t): add freq_calls_crossed.
27104 (REG_FREQ_CALLS_CROSSED): New macro.
27105 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27106 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27107 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27108 regmove_optimize): Update call crossed frequencies.
27109 * local-alloc.c (struct qty): Add freq_calls_crossed.
27110 (alloc_qty): Copute freq_calls_crossed.
27111 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27112 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27113 * ra.h (struct allocno): Add freq_calls_crossed.
27115 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27117 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27118 libgomp when compiling with ftree-parallelize-loops.
27119 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27121 2008-01-16 Richard Guenther <rguenther@suse.de>
27123 PR tree-optimization/34769
27124 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27125 * tree.c (int_cst_value): Instead make this function more
27126 permissive in what it accepts as valid input. Document this
27127 function always sign-extends the value.
27129 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27130 Richard Guenther <rguenther@suse.de>
27133 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27134 (gimple_fold_indirect_ref_rhs): ... this.
27135 (gimple_fold_indirect_ref): New function with foldings
27136 that preserve lvalueness.
27137 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27138 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27139 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27140 to fold an INDIRECT_REF, fall back to the old use of
27141 fold_indirect_ref_1.
27143 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27145 * tree-data-ref.c (subscript_dependence_tester_1): Call
27146 free_conflict_function.
27147 (compute_self_dependence): Same.
27149 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27152 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27153 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27155 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27156 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27157 for DWARF2_UNWIND_INFO targets.
27159 2008-01-16 Richard Guenther <rguenther@suse.de>
27162 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27163 type qualifiers for function types.
27165 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27167 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27168 loop_iterator li from previous commit.
27170 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27172 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27174 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27176 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27177 (parallelize_loops): Don't parallelize irreducible components.
27179 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27182 * c-opts (c_common_post_options): Do not enable CPP
27183 flag_pedantic_errors by default.
27185 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27187 PR rtl-optimization/31944
27188 * cse.c (remove_pseudo_from_table): New function.
27189 (merge_equiv_classes): Use above function to remove pseudo-registers.
27190 (invalidate): Likewise.
27192 2008-01-13 Richard Guenther <rguenther@suse.de>
27194 PR middle-end/34601
27195 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27196 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27198 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27200 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27201 validate_change to unshare the source of the PC set.
27203 2008-01-12 Jan Hubicka <jh@suse.cz>
27205 PR middle-end/32135
27206 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27207 references above array bounds. This might trigger bounds checks for
27208 pointers to arrays.
27210 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27212 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27213 new_replaceable_dependencies.
27215 2008-01-12 Doug Kwan <dougkwan@google.com>
27217 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27218 instead of OPT_Wreturn_type in warning due to ignored return type
27220 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27221 options included in -Wextra.
27222 * c.opt: New option -Wignored_qualifiers.
27223 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27224 -Wignore_qualifiers.
27225 (-Wignored-qualifiers): Document.
27226 (-Wreturn-type): Remove description of functionality now handled
27227 by -Wignored-qualifiers.
27229 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27232 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27233 NOP_EXPR if it is between integral types with the same precision.
27235 2008-01-12 Jan Hubicka <jh@suse.cz>
27238 * invoke.texi (max-inline-recursive-depth): Fix default value.
27240 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27242 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27245 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27247 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27249 2008-01-11 James E. Wilson <wilson@specifix.com>
27252 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27254 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27256 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27257 save/restore frame pointer register and don't use 'call-prologues'
27258 optimization in function with "OS_task" attribute.
27260 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27262 PR middle-end/31309
27263 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27264 when copying to memory.
27266 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27268 PR rtl-optimization/30905
27269 * cfgcleanup.c: Include dce.h
27270 (crossjumps_occured): New global variable.
27271 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27272 If something changed, set crossjumps_occured to true.
27273 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27274 Don't add/remove fake edges to exit here...
27275 (cleanup_cfg): ...but do it here, when crossjumping.
27276 Run a fast DCE when successful crossjumps occured in the latest
27277 iteration of try_optimize_cfg.
27279 2008-01-11 Richard Guenther <rguenther@suse.de>
27281 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27282 (struct vn_unary_op_s): Likewise.
27283 (vn_reference_insert): Free old reference on hash collision.
27285 2008-01-10 Raksit Ashok <raksit@google.com>
27287 PR rtl-optimization/27971
27288 * combine.c (find_split_point): Split PLUS expressions which are
27289 inside a MEM rtx, and whose first operand is complex.
27291 2008-01-10 DJ Delorie <dj@redhat.com>
27293 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27294 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27295 (m32c_hard_regno_ok): Call the underlying function.
27297 2008-01-10 Richard Guenther <rguenther@suse.de>
27299 PR middle-end/34683
27300 * tree-cfg.c (tree_merge_blocks): Do not go through the
27301 full-blown folding and stmt updating path if we just deal
27302 with virtual operands.
27303 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27304 test for abnormal SSA_NAMEs.
27306 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27308 PR middle-end/34641
27309 * reload.c (push_reload): Add assertions. All constants from
27310 reg_equiv_constant should have been used for replacing the respective
27312 (find_reloads_address): Invoke find_reloads_address_part for
27313 constant taken from the reg_equiv_constant array.
27315 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27317 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27318 field (valnum) the first in the struct. Replace bools with
27321 2008-01-10 Richard Guenther <rguenther@suse.de>
27323 PR tree-optimization/34651
27324 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27325 types and ordering for masking and converting.
27327 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27329 PR tree-optimization/34017
27330 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27331 also for PHI_NODE expressions.
27333 2008-01-09 Jan Hubicka <jh@suse.cz>
27335 PR tree-optimization/34708
27336 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27337 based on number of case labels.
27338 (init_inline_once): Remove switch_cost.
27339 * tree-inline.h (eni_weights_d): Remove switch_cost.
27341 2008-01-09 Richard Guenther <rguenther@suse.de>
27342 Andrew Pinski <andrew_pinski@playstation.sony.com>
27344 PR middle-end/30132
27345 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27346 temporary if an rvalue is ok or an lvalue is not required.
27348 2008-01-09 Richard Guenther <rguenther@suse.de>
27350 PR middle-end/34458
27351 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27352 adjust return type.
27354 2008-01-09 Richard Guenther <rguenther@suse.de>
27356 PR middle-end/34679
27357 * tree.c (host_integerp): Check for sizetype only if the
27358 type is an integer type.
27360 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27363 * opts.c (decode_options): Disable inlining of functions called
27364 once if not in unit-at-a-time mode.
27366 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27368 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27370 2008-01-08 Richard Guenther <rguenther@suse.de>
27372 PR middle-end/31863
27373 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27374 out early if the result will be unused.
27376 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27381 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27382 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27385 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27387 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27388 for vectorization tuned.
27390 2008-01-08 Richard Guenther <rguenther@suse.de>
27392 PR tree-optimization/34683
27393 * tree-ssa-operands.c (operand_build_cmp): Export.
27394 * tree-ssa-operands.h (operand_build_cmp): Declare.
27395 * tree-vn.c (vuses_compare): Remove.
27396 (sort_vuses): Use operand_build_cmp.
27397 (sort_vuses_heap): Likewise.
27398 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27399 to re-use old VEC if available. Do not sort already sorted VUSEs.
27400 (vdefs_to_vec): Do not sort already sorted VDEFs.
27402 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27404 PR middle-end/34694
27405 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27407 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27410 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27411 limitations of reciprocal sequences on x86 targets.
27413 2008-01-08 Richard Guenther <rguenther@suse.de>
27415 PR tree-optimization/34683
27416 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27418 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27421 * config/darwin.c (darwin_mergeable_string_section): Don't use
27422 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27424 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27427 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27428 negxf2. Macroize expander using X87MODEF mode iterator. Change
27429 predicates of op0 and op1 to register_operand.
27430 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27431 expander using X87MODEF mode iterator. Change predicates of
27432 op0 and op1 to register_operand.
27433 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27434 corresponding patterns and macroize using MODEF macro. Change
27435 predicates of op0 and op1 to register_operand and remove
27436 "m" constraint. Disparage "r" alternative with "!".
27437 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27438 macroize using X87MODEF macro. Change predicates of op0 and op1
27439 to register_operand and remove "m" constraint. Disparage "r"
27440 alternative with "!".
27441 (absneg splitter with memory operands): Remove.
27442 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27443 patterns and macroize using X87MODEF mode iterator.
27444 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27445 Change predicate of op1 to register_operand.
27446 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27447 for memory operands.
27449 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27451 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27453 2008-01-07 Richard Guenther <rguenther@suse.de>
27455 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27458 2008-01-07 Richard Guenther <rguenther@suse.de>
27460 PR tree-optimization/34683
27461 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27462 VOPs of the needed size to save memory. Use VEC_quick_push
27463 to save compile-time.
27464 (vdefs_to_vec): Likewise.
27466 2008-01-07 Sa Liu <saliu@de.ibm.com>
27468 * config/spu/spu.md (divdf3): Genetate inline code for double
27469 division. The implementation doesn't handle INF or NAN, therefore it
27470 only applies when -ffinite-math-only is given.
27472 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27475 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27476 * doc/cpp.texi ([Common Predefined Macros]): Document.
27478 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27480 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27481 order to use commutative addition instead of subtraction.
27483 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27484 Mircea Namolaru <namolaru@il.ibm.com>
27485 Vladimir Yanovsky <yanov@il.ibm.com>
27486 Revital Eres <eres@il.ibm.com>
27488 PR tree-optimization/34263
27489 * tree-outof-ssa.c (process_single_block_loop_latch,
27490 contains_tree_r): New functions.
27491 (analyze_edges_for_bb): Call process_single_block_loop_latch
27492 function to empty single-basic-block latch block if possible.
27494 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27496 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27498 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27500 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27502 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27504 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27506 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27508 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27510 PR tree-optimization/34618
27511 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27514 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27517 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27518 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27519 Update copyright year.
27521 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27522 Update copyright year.
27523 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27526 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27528 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27529 edge does not point to current bb before changing need_assert.
27531 2008-01-04 Richard Guenther <rguenther@suse.de>
27533 PR middle-end/34029
27534 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27535 for verifying purposes if they are is_gimple_min_invariant.
27537 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27539 PR tree-optimization/34448
27540 PR tree-optimization/34465
27541 * gimplify.c (gimplify_init_constructor): Add new parameter
27542 notify_temp_creation. Use it.
27543 (gimplify_modify_expr_rhs): Take volatiles into account when
27544 optimizing constructors.
27545 Do not optimize constructors if gimplify_init_constructor will dump to
27547 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27548 * gcc.c-torture/compile/pr34448.c: New.
27550 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27552 PR gcov-profile/34609
27553 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27554 return_slot if result is TREE_ADDRESSABLE.
27556 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27558 * config/mips/mips.md (sqrt_condition): Tweak comment.
27559 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27561 2008-01-03 Tom Tromey <tromey@redhat.com>
27564 * c-common.c (c_type_hash): Handle VLAs.
27566 2008-01-03 Jan Hubicka <jh@suse.cz>
27568 PR tree-optimization/31081
27569 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27570 0 when inlining and not inlining to first basic block.
27571 (remap_decl): When var is initialized to 0, don't set default_def.
27572 (expand_call_inline): Set entry_bb.
27573 * tree-inline.h (copy_body_data): Add entry_bb.
27575 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27578 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27581 PR tree-optimization/29484
27582 * tree-inline.c (inline_forbidden_p_2): New function.
27583 (inline_forbidden_p): Disallow inlining if some static var
27584 has an address of a local LABEL_DECL in its initializer.
27585 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27588 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27590 PR tree-optimization/34635
27591 * tree-data-ref.c (add_other_self_distances): Make sure that the
27592 evolution step is constant.
27594 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27596 PR middle-end/34608
27597 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27599 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27601 * tree-sra.c (scalarize_init): Insert the generate_element_init
27602 statements after the generate_element_zero statements.
27604 2008-01-02 Richard Guenther <rguenther@suse.de>
27606 PR middle-end/34093
27607 PR middle-end/31976
27608 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27609 for very large number of operands instead of ICEing.
27611 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27614 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27615 while stack probing.
27617 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27619 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27622 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27624 PR libmudflap/26442
27625 * tree-mudflap.c (mx_register_decls): Guard warning by
27626 !DECL_ARTIFICIAL check.
27628 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27630 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27631 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27632 sse5_perm<mode>): Fix constraints.