1 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
4 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
6 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
9 * final.c (call_from_call_insn): Handle COND_EXEC
11 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
13 * builtins.c (std_gimplify_va_arg_expr): Replace
14 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
15 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
17 2008-07-30 Joey Ye <joey.ye@intel.com>
18 H.J. Lu <hongjiu.lu@intel.com>
20 * builtins.c (expand_builtin_setjmp_receiver): Replace
21 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
22 (expand_builtin_apply_args_1): Likewise.
23 (expand_builtin_longjmp): Need DRAP for stack alignment.
24 (expand_builtin_apply): Likewise.
26 * caller-save.c (setup_save_areas): Call assign_stack_local_1
27 instead of assign_stack_local to allow alignment reduction.
29 * calls.c (emit_call_1): Need DRAP for stack alignment if
31 (expand_call): Replace virtual_incoming_args_rtx with
32 crtl->args.internal_arg_pointer.
33 * stmt.c (expand_nl_goto_receiver): Likewise.
35 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
36 alignment and store to stack_alignment_estimated and
37 max_used_stack_slot_alignment.
38 (expand_one_var): Likewise.
39 (expand_stack_alignment): New function.
40 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
41 and stack_alignment_estimated fields in rtl_data. Call
42 expand_stack_alignment at end.
44 * defaults.h (INCOMING_STACK_BOUNDARY): New.
45 (MAX_STACK_ALIGNMENT): Likewise.
46 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
47 (SUPPORTS_STACK_ALIGNMENT): Likewise.
49 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
50 stack alignment when generating virtual registers.
52 * function.c (assign_stack_local): Renamed to ...
53 (assign_stack_local_1): This. Add a parameter to indicate
54 if it is OK to reduce alignment.
55 (assign_stack_local): Use it.
56 (instantiate_new_reg): Instantiate virtual incoming args rtx
57 to vDRAP if stack realignment and DRAP is needed.
58 (assign_parms): Collect parameter/return type alignment and
59 contribute to stack_alignment_estimated.
60 (locate_and_pad_parm): Likewise.
61 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
62 with crtl->args.internal_arg_pointer.
64 * function.h (rtl_data): Add new field drap_reg,
65 max_used_stack_slot_alignment, stack_alignment_estimated,
66 stack_realign_needed, need_drap, stack_realign_processed and
67 stack_realign_finalized.
68 (stack_realign_fp): New macro.
69 (stack_realign_drap): Likewise.
71 * global.c (compute_regsets): Frame pointer is needed when
72 stack is realigned. Can eliminate frame pointer when stack is
73 realigned and dynamic realigned argument pointer isn't used.
75 * reload1.c (update_eliminables): Frame pointer is needed
76 when stack is realigned.
77 (init_elim_table): Can eliminate frame pointer when stack is
78 realigned and dynamic realigned argument pointer isn't used.
80 * rtl.h (assign_stack_local_1): Declare new funtion.
82 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
83 (TARGET_GET_DRAP_RTX): Likewise.
84 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
87 * target.h (gcc_target): Add update_stack_boundary and
90 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
91 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
93 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
94 H.J. Lu <hongjiu.lu@intel.com>
96 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
97 vdrap_reg, stack_realign and drap_reg_saved.
98 (add_cfi): Don't allow redefining CFA when DRAP is used.
99 (reg_save): Handle stack alignment.
100 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
101 alignment. Don't generate DWARF information for (set fp sp)
103 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
105 (int_loc_descriptor): Move prototype forward. Also define if
106 DWARF2_UNWIND_INFO is true.
107 (output_cfa_loc): Handle DW_CFA_expression.
108 (build_cfa_aligned_loc): New.
109 (based_loc_descr): Update assert for stack realign. For local
110 variables, use sp+offset when stack is aligned without drap and
111 fp+offset when stack is aligned with drap. For arguments, use
112 cfa+offset when drap is used to align stack.
114 2008-07-30 Joey Ye <joey.ye@intel.com>
115 H.J. Lu <hongjiu.lu@intel.com>
117 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
119 (ix86_gen_andsp): New.
120 (ix86_user_incoming_stack_boundary): Likewise.
121 (ix86_default_incoming_stack_boundary): Likewise.
122 (ix86_incoming_stack_boundary): Likewise.
123 (ix86_can_eliminate): Likewise.
124 (find_drap_reg): Likewise.
125 (ix86_update_stack_boundary): Likewise.
126 (ix86_get_drap_rtx): Likewise.
127 (ix86_finalize_stack_realign_flags): Likewise.
128 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
129 (TARGET_GET_DRAP_RTX): Likewise.
130 (override_options): Overide option value for new options.
131 (ix86_function_ok_for_sibcall): Remove check for
132 force_align_arg_pointer.
133 (ix86_handle_cconv_attribute): Likewise.
134 (ix86_function_regparm): Likewise.
135 (setup_incoming_varargs_64): Don't set stack_alignment_needed
137 (ix86_va_start): Replace virtual_incoming_args_rtx with
138 crtl->args.internal_arg_pointer.
139 (ix86_select_alt_pic_regnum): Check DRAP register.
140 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
141 (ix86_compute_frame_layout): Compute frame layout wrt stack
143 (ix86_internal_arg_pointer): Just return
144 virtual_incoming_args_rtx.
145 (ix86_expand_prologue): Decide if stack realignment is needed
146 and generate prologue code accordingly.
147 (ix86_expand_epilogue): Generate epilogue code wrt stack
148 realignment is really needed or not.
150 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
151 (ABI_STACK_BOUNDARY): Likewise.
152 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
153 (STACK_REALIGN_DEFAULT): Likewise.
154 (INCOMING_STACK_BOUNDARY): Likewise.
155 (MAX_STACK_ALIGNMENT): Likewise.
156 (ix86_incoming_stack_boundary): Likewise.
157 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
158 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
159 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
160 (machine_function): Remove force_align_arg_pointer.
162 * config/i386/i386.md (BX_REG): New.
165 * config/i386/i386.opt (mforce_drap): New.
166 (mincoming-stack-boundary): Likewise.
167 (mstackrealign): Add Init(-1).
169 * config/i386/i386-protos.h (ix86_can_eliminate): New
171 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
173 * doc/extend.texi: Update force_align_arg_pointer.
175 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
178 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
179 (INCOMING_STACK_BOUNDARY): Likewise.
180 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
181 (TARGET_GET_DRAP_RTX): Likewise.
183 2008-07-30 Andreas Schwab <schwab@suse.de>
185 PR rtl-optimization/36929
186 * dse.c (replace_inc_dec): Use emit_insn_before instead of
187 add_insn_before and fix argument order.
188 (replace_inc_dec_mem): Handle NULL rtx.
190 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
192 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
194 (arm_compute_initial_elimination_offset): Use it.
195 (arm_compute_save_reg_mask): Include static chain save slot when
196 calculating alignment.
197 (arm_get_frame_offsets): Ditto.
198 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
199 that we can use to decrement the stack when the stack decrement
200 could be too big for an immediate value in a single insn.
201 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
203 2008-07-30 Richard Guenther <rguenther@suse.de>
205 PR tree-optimization/36967
206 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
207 Release defs of statements we remove.
209 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
211 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
212 instead of NULL_RTVEC.
214 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
218 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
221 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
223 * final.c (call_from_call_insn): New.
224 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
226 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
228 * configure.ac: Substitute ADA_CFLAGS.
229 * configure: Regenerate.
230 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
231 * Makefile.in: Remove mention of X_* variables.
232 * config/pa/x-ada-hpux10: Remove.
233 * config/pa/x-ada: Remove.
235 * doc/fragments.texi: Update.
237 2008-07-30 Olivier Hainque <hainque@adacore.com>
239 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
240 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
241 __dso_handle explicitly here.
243 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
246 * c-typeck.c (build_binary_op): Encapsulate code into...
247 * c-common.c (shorten_binary_op): ...this new function.
248 (conversion_warning): Use the new function. Handle non-negative
249 constant in bitwise-and.
250 * c-common.h (shorten_binary_op): Declare.
252 2008-07-30 Olivier Hainque <hainque@adacore.com>
254 * scan.c (make_sstring_space): Add explicit conversions of
255 allocator's return value.
256 * fix-header.c (recognized_function): Likewise.
258 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
260 * doc/cpp.texi: Update to GFDL 1.2.
261 * doc/gcc.texi: Do not list GPL as Invariant Section.
262 * doc/gccint.texi: Likewise. Update copyright years.
263 * doc/install.texi: Update copyright years.
265 2008-07-30 Alan Modra <amodra@bigpond.net.au>
268 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
269 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
271 2008-07-29 Jan Hubicka <jh@suse.cz>
273 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
274 (grokdeclarator): Likewise.
275 * langhooks.c (lhd_warn_unused_global_decl): Use
276 DECL_DECLARED_INLINE_P.
277 * print-tree.c (print_node): Remove DECL_INLINE check.
279 2008-07-29 Richard Guenther <rguenther@suse.de>
281 PR tree-optimization/36945
282 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
283 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
284 Record invariant addresses un-decomposed.
285 (copy_reference_ops_from_call): Record reference call
286 arguments properly. Simplify.
287 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
288 helper split out from ...
289 (create_component_ref_by_pieces): ... here. Simplify.
290 Prepare for recursive invocation for call arguments.
291 (create_expression_by_pieces): Adjust call to
292 create_component_ref_by_pieces.
293 (compute_avail): Process operand 2 of reference ops.
295 2008-07-29 Richard Guenther <rguenther@suse.de>
297 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for
300 2008-07-29 Jakub Jelinek <jakub@redhat.com>
302 * c-format.c (check_format_types): Revert unwanted checkin.
304 2008-07-29 Jan Hubicka <jh@suse.cz>
306 * flags.h (flag_really_no_inline): Remove.
307 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
308 * toplev.c (flag_really_no_inline): Remove.
309 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
310 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
311 (cgraph_decide_inlining_incrementally): Likewise.
312 (compute_inline_parameters): Likewise.
313 * opts.c (decode_options): Simplify.
314 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
315 * common.opt (finline): Initialize to 1.
316 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
318 2008-07-29 Jan Hubicka <jh@suse.cz>
320 * predict.c (always_optimize_for_size_p): New function.
321 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
322 optimize_edge_for_size_p, optimize_edge_for_speed_p,
323 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
325 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
326 * function.c (prepare_function_start): Set default profile.
327 * function.h (rtl_data): Add maybe_hot_insn_p.
328 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
329 (construct_exit_block): Likewise.
330 (tree_expand_cfg): Likewise.
332 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
333 optimize_edge_for_size_p, optimize_edge_for_speed_p,
334 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
335 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
338 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
341 * c-decl.c (merge_decls): Merge USED flags.
343 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
345 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
346 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
347 next_stack, lab_false and lab_over trees.
349 2008-07-28 Richard Guenther <rguenther@suse.de>
351 PR tree-optimization/36957
352 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
353 (useless_type_conversion_p): Remove.
354 (types_compatible_p): Remove.
355 * gimple.h (tree_ssa_useless_type_conversion): Declare.
356 (useless_type_conversion_p): Declare.
357 (types_compatible_p): Declare.
358 (gimple_expr_type): Return the base type only if it is
359 trivially convertible to the subtype.
361 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
363 * configure.ac: Use the m4_do macro to concatenate the warnings into
364 one string in ACX_PROG_CC_WARNING_OPTS,
365 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
366 * configure: Regenerate.
368 2008-07-28 Richard Guenther <rguenther@suse.de>
370 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
371 (insert_fake_stores): Remove.
372 (realify_fake_stores): Likewise.
373 (execute_pre): Remove dead code.
374 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary
376 (find_func_aliases): Deal with it here instead.
377 Re-enable gcc_unreachable call.
379 2008-07-28 Richard Guenther <rguenther@suse.de>
381 Merge from gimple-tuples-branch.
383 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
384 * gimple.def: New file.
385 * gsstruct.def: Likewise.
386 * gimple-iterator.c: Likewise.
387 * gimple-pretty-print.c: Likewise.
388 * tree-gimple.c: Removed. Merged into ...
389 * gimple.c: ... here. New file.
390 * tree-gimple.h: Removed. Merged into ...
391 * gimple.h: ... here. New file.
393 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
394 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
395 --enable-checking=gimple flag.
396 * config.in: Likewise.
397 * configure: Regenerated.
399 * tree-ssa-operands.h: Tuplified.
400 * tree-vrp.c: Likewise.
401 * tree-loop-linear.c: Likewise.
402 * tree-into-ssa.c: Likewise.
403 * tree-ssa-loop-im.c: Likewise.
404 * tree-dump.c: Likewise.
405 * tree-complex.c: Likewise.
406 * cgraphbuild.c: Likewise.
407 * tree-ssa-threadupdate.c: Likewise.
408 * tree-ssa-loop-niter.c: Likewise.
409 * tree-pretty-print.c: Likewise.
410 * tracer.c: Likewise.
411 * gengtype.c: Likewise.
412 * tree-loop-distribution.c: Likewise.
413 * tree-ssa-loop-unswitch.c: Likewise.
414 * cgraph.c: Likewise.
415 * cgraph.h: Likewise.
416 * tree-ssa-loop-manip.c: Likewise.
417 * value-prof.c: Likewise.
418 * tree-ssa-loop-ch.c: Likewise.
419 * tree-tailcall.c: Likewise.
420 * value-prof.h: Likewise.
423 * tree-pass.h: Likewise.
424 * ipa-cp.c: Likewise.
425 * tree-scalar-evolution.c: Likewise.
426 * tree-scalar-evolution.h: Likewise.
427 * target.h: Likewise.
428 * lambda-mat.c: Likewise.
429 * tree-phinodes.c: Likewise.
430 * diagnostic.h: Likewise.
431 * builtins.c: Likewise.
432 * tree-ssa-alias-warnings.c: Likewise.
433 * cfghooks.c: Likewise.
434 * fold-const.c: Likewise.
435 * cfghooks.h: Likewise.
436 * omp-low.c: Likewise.
437 * tree-ssa-dse.c: Likewise.
438 * ipa-reference.c: Likewise.
439 * tree-ssa-uncprop.c: Likewise.
440 * toplev.c: Likewise.
441 * tree-gimple.c: Likewise.
442 * tree-gimple.h: Likewise.
443 * tree-chrec.c: Likewise.
444 * tree-chrec.h: Likewise.
445 * tree-ssa-sccvn.c: Likewise.
446 * tree-ssa-sccvn.h: Likewise.
447 * cgraphunit.c: Likewise.
448 * tree-ssa-copyrename.c: Likewise.
449 * tree-ssa-ccp.c: Likewise.
450 * tree-ssa-loop-ivopts.c: Likewise.
451 * tree-nomudflap.c: Likewise.
452 * tree-call-cdce.c: Likewise.
453 * ipa-pure-const.c: Likewise.
454 * c-format.c: Likewise.
455 * tree-stdarg.c: Likewise.
456 * tree-ssa-math-opts.c: Likewise.
457 * tree-ssa-dom.c: Likewise.
458 * tree-nrv.c: Likewise.
459 * tree-ssa-propagate.c: Likewise.
460 * ipa-utils.c: Likewise.
461 * tree-ssa-propagate.h: Likewise.
462 * tree-ssa-alias.c: Likewise.
463 * gimple-low.c: Likewise.
464 * tree-ssa-sink.c: Likewise.
465 * ipa-inline.c: Likewise.
466 * c-semantics.c: Likewise.
467 * dwarf2out.c: Likewise.
469 * tree-ssa-loop-ivcanon.c: Likewise.
470 * predict.c: Likewise.
471 * tree-ssa-loop.c: Likewise.
472 * tree-parloops.c: Likewise.
473 * tree-ssa-address.c: Likewise.
474 * tree-ssa-ifcombine.c: Likewise.
475 * matrix-reorg.c: Likewise.
476 * c-decl.c: Likewise.
477 * tree-eh.c: Likewise.
478 * c-pretty-print.c: Likewise.
479 * lambda-trans.c: Likewise.
480 * function.c: Likewise.
481 * langhooks.c: Likewise.
482 * ebitmap.h: Likewise.
483 * tree-vectorizer.c: Likewise.
484 * function.h: Likewise.
485 * langhooks.h: Likewise.
486 * tree-vectorizer.h: Likewise.
487 * ipa-type-escape.c: Likewise.
488 * ipa-type-escape.h: Likewise.
489 * domwalk.c: Likewise.
490 * tree-if-conv.c: Likewise.
491 * profile.c: Likewise.
492 * domwalk.h: Likewise.
493 * tree-data-ref.c: Likewise.
494 * tree-data-ref.h: Likewise.
495 * tree-flow-inline.h: Likewise.
496 * tree-affine.c: Likewise.
497 * tree-vect-analyze.c: Likewise.
498 * c-typeck.c: Likewise.
499 * gimplify.c: Likewise.
500 * coretypes.h: Likewise.
501 * tree-ssa-phiopt.c: Likewise.
503 * tree-ssa-coalesce.c: Likewise.
504 * tree.def: Likewise.
505 * tree-dfa.c: Likewise.
506 * except.c: Likewise.
507 * except.h: Likewise.
508 * cfgexpand.c: Likewise.
509 * tree-cfgcleanup.c: Likewise.
510 * tree-ssa-pre.c: Likewise.
511 * tree-ssa-live.c: Likewise.
512 * tree-sra.c: Likewise.
513 * tree-ssa-live.h: Likewise.
514 * tree-predcom.c: Likewise.
515 * lambda.h: Likewise.
516 * tree-mudflap.c: Likewise.
517 * ipa-prop.c: Likewise.
518 * print-tree.c: Likewise.
519 * tree-ssa-copy.c: Likewise.
520 * ipa-prop.h: Likewise.
521 * tree-ssa-forwprop.c: Likewise.
522 * ggc-page.c: Likewise.
524 * tree-ssa-dce.c: Likewise.
525 * tree-vect-patterns.c: Likewise.
526 * tree-ssa-ter.c: Likewise.
527 * tree-nested.c: Likewise.
528 * tree-ssa.c: Likewise.
529 * lambda-code.c: Likewise.
530 * tree-ssa-loop-prefetch.c: Likewise.
531 * tree-inline.c: Likewise.
532 * tree-inline.h: Likewise.
533 * tree-iterator.c: Likewise.
534 * tree-optimize.c: Likewise.
535 * tree-ssa-phiprop.c: Likewise.
536 * tree-vect-transform.c: Likewise.
537 * tree-object-size.c: Likewise.
538 * tree-outof-ssa.c: Likewise.
539 * cfgloop.c: Likewise.
540 * system.h: Likewise.
541 * tree-profile.c: Likewise.
542 * cfgloop.h: Likewise.
543 * c-gimplify.c: Likewise.
544 * c-common.c: Likewise.
545 * tree-vect-generic.c: Likewise.
546 * tree-flow.h: Likewise.
547 * c-common.h: Likewise.
548 * basic-block.h: Likewise.
549 * tree-ssa-structalias.c: Likewise.
550 * tree-switch-conversion.c: Likewise.
551 * tree-ssa-structalias.h: Likewise.
552 * tree-cfg.c: Likewise.
553 * passes.c: Likewise.
554 * ipa-struct-reorg.c: Likewise.
555 * ipa-struct-reorg.h: Likewise.
556 * tree-ssa-reassoc.c: Likewise.
557 * cfgrtl.c: Likewise.
558 * varpool.c: Likewise.
560 * tree-ssanames.c: Likewise.
561 * tree-ssa-threadedge.c: Likewise.
562 * langhooks-def.h: Likewise.
563 * tree-ssa-operands.c: Likewise.
564 * config/alpha/alpha.c: Likewise.
565 * config/frv/frv.c: Likewise.
566 * config/s390/s390.c: Likewise.
567 * config/m32c/m32c.c: Likewise.
568 * config/m32c/m32c-protos.h: Likewise.
569 * config/spu/spu.c: Likewise.
570 * config/sparc/sparc.c: Likewise.
571 * config/i386/i386.c: Likewise.
572 * config/sh/sh.c: Likewise.
573 * config/xtensa/xtensa.c: Likewise.
574 * config/stormy16/stormy16.c: Likewise.
575 * config/ia64/ia64.c: Likewise.
576 * config/rs6000/rs6000.c: Likewise.
577 * config/pa/pa.c: Likewise.
578 * config/mips/mips.c: Likewise.
580 2008-07-28 Simon Baldwin <simonb@google.com>
582 * c-pragma.c (handle_pragma_message): New function.
583 (init_pragma): Register handle_pragma_message.
584 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
587 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
589 PR tree-optimization/35252
590 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
591 REALPART_EXPR to be considered as same load operation.
593 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
595 PR tree-optimization/36830
596 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
597 (expressions_equal_p): Return false if only one operand is null.
599 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
601 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
602 version requirements.
604 2008-07-26 Olivier Hainque <hainque@adacore.com>
606 * collect2.c (symkind): New enum. Symbol kinds we care about.
607 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
608 code and head comment accordingly.
609 (scan_prog_file): Use symkind names instead of bare integers.
611 2008-07-25 Jan Hubicka <jh@suse.cz>
613 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on DECL_INLINE.
614 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
615 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
616 * dojump.c (clear_pending_stack_adjust): Likewise.
617 * print-tree.c (print_node): Ignore DECL_INLINE.
618 * tree-inline.c (inlinable_function_p): Likewise.
620 2008-07-25 Michael Meissner <gnu@the-meissners.org>
622 * doc/extend.texi (hot attribute): Document that the hot attribute
623 turns on -O3 for some ports.
624 (cold attribute): Document that the cold attribute turns on -Os
627 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
628 reflect function specific option support.
630 * target.h (struct target_option_hooks): Add fields to say whether
631 the cold attribute implies -Os and the hot attribute implies -O3.
633 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
634 By default, do not turn on -Os for cold functions.
635 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
636 not turn on -O3 for hot functions.
638 * c-common.c (handle_hot_attribute): Use target hook to determine
639 if hot functions should enable -O3.
640 (handle_cold_attribute): Use target hook to determine if cold
641 functions should enable -Os.
643 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
644 (override_options): Move disable scheduling to
645 optimization_options.
646 (optimization_options): Disable scheduling here, not
648 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
649 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
651 * config/ia64/ia64.c (ia64_override_options): Move setting
652 scheduling flags to ia64_optimization_options.
653 (ia64_optimization_options): Disable scheduling options here, and
654 not in ia64_override_options.
655 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
656 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
658 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
661 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
663 2008-07-25 Martin Jambor <mjambor@suse.cz>
665 PR tree-optimization/36926
666 * ipa-prop.c (ipa_analyze_call_uses): Call
667 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
669 2008-07-25 Joseph Myers <joseph@codesourcery.com>
671 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
672 movv2si_internal): Add mem = reg alternative.
674 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
677 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
678 DEFAULT_PCC_STRUCT_RETURN to 127.
680 2008-07-24 Jan Hubicka <jh@suse.cz>
682 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
683 (build_cgraph_edges): Likewise.
684 * cgraph.c (cgraph_node): Do not update assembler hash.
685 (cgraph_remove_node): Drop non-unit-at-a-time code.
686 * tree-pass.h (pass_O0_always_inline): Remove.
687 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
688 * toplev.c (process_options): Flag unit-at-a-time does not imply
690 * cgraphunit.c: Update comments.
691 (decide_is_function_needed): Drop non-unit-at-a-time mode.
692 (cgraph_assemble_pending_functions): Remove.
693 (cgraph_reset_node): Drop non-unit-at-a-time code.
694 (cgraph_finalize_function): Likewise.
695 (cgraph_analyze_function): Likewise.
696 (cgraph_finalize_compilation_unit): Likewise.
697 (cgraph_expand_function): Likewise.
698 (cgraph_optimize): Likesise.
699 (save_inline_function_body): Likewise.
700 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
701 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
702 * ipa-inline.c: Update comments.
703 (enum inlining_mode): remove INLINE_SPEED.
704 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
705 (cgraph_mark_inline_edge): Likewise.
706 (try_inline): Likewise.
707 (cgraph_decide_inlining_incrementally): Likewise.
708 (cgraph_gate_inlining): Remove.
709 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
710 (cgraph_gate_early_inlining): Likewise.
711 (gate_inline_passes): Remove.
712 (pass_inline_parameters, pass_ipa_inline): Remove gates.
713 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
714 pass_O0_always_inline): Remove.
715 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
716 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
717 * opts.c (no_unit_at_a_time_default): Remove.
718 (decode_options): Remove flag_unit_at_a_time reset and warning.
719 * opts.h (no_unit_at_a_time_default): Remove.
720 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
721 early in GNU dialect.
722 (merge_decls): Update comment; drop unit-at-a-time check.
723 (finish_decl): Likewise.
724 (grok_declaration): Remove flag_inline_trees code.
725 (finish_functions): Return on function returning non-void on all
727 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
728 * cfgexpand.c (expand_one_static_var): Remove.
729 (expand_one_var): Remove expand_one_static_var call.
730 (expand_used_vars_for_block): Remove flag_unit_a_time check.
731 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
732 and flag_unit_at_a-time compatibility checks.
733 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
734 * tree-inline.c (flag_inline_trees): Remove.
735 (inlinable_function_p): Don't check it.
736 (expand_call_inline): Remove non-unit-at-a-time code.
737 * tree-inline.h (flag_inline_trees): Remove.
738 * tree-optimize.c (execute_early_local_optimizations): Remove
739 unit-at-a-time checks.
740 (tree_rest_of_compilation): Likewise.
741 * combine.c (setup_incoming_promotions): Likewise.
742 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
743 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
744 * passes.c (pass_inline_parameters): Update comments; remove
745 O0_alwaysinline pass.
746 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
747 (execute_one_pass): Likewise.
748 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
749 (ix86_function_sseregparm): Likewise.
750 * arm.c (arm_function_in_section_p): Likewise.
751 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
752 * varpool.c: Update comments.
753 (decide_is_variable_needed): Remove unit-at-a-time checks.
754 (varpool_finalize_decl): Likewise.
756 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
758 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
760 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal
763 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
765 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
766 imp symbol extension.
768 2008-07-23 Ian Lance Taylor <iant@google.com>
770 * tree-vrp.c (infer_value_range): Ignore asm statements when
771 looking for memory accesses for -fdelete-null-pointer-checks.
773 2008-07-24 Ben Elliston <bje@au.ibm.com>
775 * config/spu/spu-c.c (__vector_keyword): New variable.
776 (vector_keyword): Likewise.
777 (spu_categorize_keyword): New function.
778 (spu_macro_to_expand): Likewise.
779 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
780 compiling an ISO C dialect.
782 2008-07-24 Ben Elliston <bje@au.ibm.com>
784 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
787 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
789 * configure: Regenerate.
790 * configure.ac: Require texinfo 4.7.
791 * doc/install.texi: Document texinfo 4.7 requirement.
793 2008-07-23 Martin Jambor <mjambor@suse.cz>
795 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
796 rather than for DECL_SAVED_TREE.
797 * ipa-prop.c: Include diagnostic.h.
798 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
800 (ipa_detect_param_modifications): Function rewritten from scratch.
801 (ipa_compute_jump_functions): Changed accesses to modification flags.
802 (ipa_free_node_params_substructures): Update flags destruction.
803 (ipa_node_duplication_hook): Update flags duplication.
804 (ipa_print_all_params_modified): Updated flag access.
805 * ipa-prop.h (struct ipa_param_flags): New structure.
806 (struct ipa_node_params): New field modification_analysis_done,
807 modified_flags changed into param_flags.
808 (ipa_is_ith_param_modified): Changed to use new flags.
809 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
811 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
812 ipa-cp.c and split into two functions.
813 (ipa_print_node_jump_functions): New function.
814 (compute_scalar_jump_functions): New function.
815 (type_like_member_ptr_p): New function.
816 (compute_pass_through_member_ptrs): New function.
817 (fill_member_ptr_cst_jump_function): New function.
818 (determine_cst_member_ptr): New function.
819 (compute_cst_member_ptr_arguments): New function.
820 (ipa_compute_jump_functions): Complete rewrite.
821 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
822 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
823 (struct ipa_member_ptr_cst): New structure.
824 (union jump_func_value): New field member_cst.
825 * ipa-cp.c (ipcp_lat_is_insertable): New function.
826 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
828 (ipcp_print_all_lattices): Slight fprintf rearrangement.
829 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
830 instead of ipcp_print_all_jump_functions.
831 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
832 only for replacable scalars.
834 * doc/invoke.texi (Optimize options): Add description of
836 * common.opt (flag_indirect_inlining): New flag.
837 * opts.c (decode_options): Set flag_indirect_inlining when
840 * ipa-inline.c: Include ipa-prop.h.
841 (inline_indirect_intraprocedural_analysis): New function.
842 (inline_generate_summary): Allocate parameter and argument info
843 structures, call inline_indirect_intraprocedural_analysis on each
844 node when doing indirect inlining and deallocate indirect inlining
845 data structures in the end.
846 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
847 (free_all_ipa_structures_after_iinln): New function.
848 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
850 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
852 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
853 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
854 of computing the frequency separately.
855 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
856 of computing the frequency separately.
857 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
858 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
859 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
860 (ipa_get_stmt_member_ptr_load_param): New function.
861 (ipa_is_ssa_with_stmt_def): New function.
862 (ipa_note_param_call): New function.
863 (ipa_analyze_call_uses): New function.
864 (ipa_analyze_stmt_uses): New function.
865 (ipa_analyze_params_uses): New function.
866 (ipa_free_node_params_substructures): Also free the param_calls linked
868 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
869 (ipa_print_node_param_flags): New function.
870 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
871 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
872 * ipa-prop.h (struct ipa_param_flags): New field called.
873 (struct ipa_param_call_note): New structure.
874 (struct ipa_node_params): New fields param_calls and
876 (ipa_is_ith_param_called): New function.
877 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
878 ipa_analyze_params_uses and dump parameter flags.
880 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
881 ipa_propagate_indirect_call_infos if performing indirect inlining,
882 pass a new parameter new_edges to it.
883 (add_new_edges_to_heap): New fucntion.
884 (cgraph_decide_inlining_of_small_functions): New vector
885 new_indirect_edges for newly found indirect edges , call
886 ipa_propagate_indirect_call_infos after inlining.
887 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
888 inlining if performing indirect inlining. Call
889 free_all_ipa_structures_after_iinln when doing so too.
890 (inline_generate_summary): Do not call
891 free_all_ipa_structures_after_iinln here.
892 * ipa-prop.c (update_jump_functions_after_inlining): New function.
893 (print_edge_addition_message): New function.
894 (update_call_notes_after_inlining): New function.
895 (propagate_info_to_inlined_callees): New function.
896 (ipa_propagate_indirect_call_infos): New function.
897 * ipa-prop.h: Include cgraph.h
898 (struct ipa_param_call_note): Fields reordered, new field processed.
899 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
901 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
902 rediscovered call statements.
903 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
904 (dump_cgraph_node): Dump also the indirect_call flag.
905 (cgraph_clone_edge): Copy also the indirect_call flag.
906 * tree-inline.c (copy_bb): Do not check for fndecls from call
907 expressions, check for edge availability when moving clones.
908 (get_indirect_callee_fndecl): New function.
909 (expand_call_inline): If callee declaration is not apprent from
910 the statement, try calling get_indirect_callee_fndecl. Do not
911 issue warnings or call sorry when not inlinings an indirect edge.
912 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
914 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
915 bit more frandly to matching.
916 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
917 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
918 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
920 2008-07-23 Michael Meissner <gnu@the-meissners.org>
923 * opth-gen.awk: Suppress function specific features when building
925 * optc-gen.awk: Ditto.
927 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
930 * diagnostic.c (pedwarn): Add opt parameter.
932 * c-tree.h (pedwarn_init): Add opt parameter.
933 (pedwarn_c90): Likewise.
934 (pedwarn_c99): Likewise.
935 * c-errors.c (pedwarn_c99): Likewise.
936 (pedwarn_c90): Likewise.
937 * toplev.h (pedwarn): Update declaration.
939 * c-lex.c: All calls to pedwarn changed.
940 * builtins.c: All calls to pedwarn changed.
941 * toplev.c: All calls to pedwarn changed.
942 * c-decl.c: All calls to pedwarn changed.
943 * c-typeck.c: All calls to pedwarn changed.
944 * c-common.c: All calls to pedwarn changed.
945 * c-parser.c: All calls to pedwarn changed.
947 2008-07-23 Michael Meissner <gnu@the-meissners.org>
948 Karthik Kumar <karthikkumar@gmail.com>
950 * attribs.c (file scope): Include c-common.h.
951 (decl_attributes): Add support for #pragma GCC optimize and
954 * targhooks.c (default_can_inline_p): New function that is the
955 default for the TARGET_CAN_INLINE_P target hook.
957 * targhooks.h (default_can_inline_p): Add declaration.
959 * tree.c (cl_optimization_node): New static tree for building
960 OPTIMIZATION_NODE tree.
961 (cl_target_option_node): New static tree for building
962 TARGET_OPTION_NODE tree.
963 (cl_option_hash_table): New hash table for hashing
964 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
965 (cl_option_hash_hash): New function to provide the hash value for
966 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
967 (cl_option_hash_eq): New function to provide an equality test for
968 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
969 (tree_code_size): Add support for OPTIMIZATION_NODE and
970 TARGET_OPTION_NODE trees.
971 (tree_code_structure): Add support for OPTIMIZATION_NODE and
972 TARGET_OPTION_NODE trees.
973 (build_optimization_node): Build a tree that has all of the
974 current optimization options.
975 (build_target_option_node): Build a tree that has the target
976 options that might be changed on a per function basis.
978 * tree.h (file scope): Include options.h.
979 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
980 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
981 (TREE_OPTIMIZATION): Ditto.
982 (TREE_TARGET_SPECIFIC): Ditto.
983 (struct tree_function_decl): Add fields for remembering the
984 current optimization options and target specific options.
985 (struct tree_optimization_option): New tree variant that remembers
986 the optimization options.
987 (struct tree_target_option): New tree variant that remembers the
988 target specific flags that might change for compiling a particular
990 (union tree_node): Include tree_optimization_option and
991 tree_target_option fields.
992 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
993 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
994 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
995 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
996 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
997 optimization and target options.
998 (optimization_default_node): New macro to refer to global_trees
1000 (optimization_current_node): Ditto.
1001 (optimization_cold_node): Ditto.
1002 (optimization_hot_node): Ditto.
1003 (target_option_default_node): Ditto.
1004 (target_option_current_node): Ditto.
1005 (current_option_pragma): Ditto.
1006 (current_optimize_pragma): Ditto.
1008 * target.h (struct gcc_target): Add valid_option_attribute_p,
1009 target_option_save, target_option_restore, target_option_print,
1010 target_option_pragma_parse, and can_inline_p hooks.
1012 * toplev.h (parse_optimize_options): Add declaration.
1013 (fast_math_flags_struct_set_p): Ditto.
1015 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
1016 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
1019 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
1020 tree_can_inline_p hook to see if one function can inline another.
1021 (cgraph_decide_inlining): Ditto.
1022 (cgraph_decide_inlining_incrementally): Ditto.
1024 * opts.c (decode_options): Add support for running multiple times
1025 to allow functions with different target or optimization options
1026 than was specified on the command line.
1027 (fast_math_flags_struct_set_p): New function that is similar to
1028 fast_math_flags_set_p, except it uses the values in the
1029 cl_optimization structure instead of global variables.
1031 * optc-gen.awk: Add support for TargetSave to allow a back end to
1032 declare new fields that need to be saved when using function
1033 specific options. Include flags.h and target.h in the options.c
1034 source. Add support for Save to indicate which options can be set
1035 for individual functions. Generate cl_optimize_save,
1036 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
1037 cl_target_option_restore, cl_target_option_print functions to
1038 allow functions to use different optimization or target options.
1040 * opt-functions.awk (var_type_struct): Return the type used for
1041 storing the field in a structure.
1043 * opth-gen.awk: Add support for TargetSave to allow a back end to
1044 declare new fields that need to be saved when using function
1045 specific options. Add support for Save to indicate which options
1046 can be set for individual functions. Only generate one extern for
1047 Mask fields. Generate cl_optimization and cl_target_option
1048 structures to remember optimization and target options.
1050 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
1051 collecting new tree nodes.
1052 (TS_TARGET_OPTION): Ditto.
1054 * c-decl.c (merge_decls): Merge function specific target and
1055 optimization options.
1057 * function.c (invoke_set_current_function_hook): If the function
1058 uses different optimization options, change the global variables
1061 * coretypes.h (struct cl_optimization): Add forward reference.
1062 (struct cl_target_option): Ditto.
1064 * c-pragma.c (option_stack): New static vector to remember the
1065 current #pragma GCC option stack.
1066 (handle_pragma_option): New function to support #pragma GCC option
1067 to change target options.
1068 (optimize_stack): New static vector to remember the current
1069 #pragma GCC optimize stack.
1070 (handle_pragma_optimize): New function to support #pragma GCC
1071 optimize to change optimization options.
1072 (init_pragma): Add support for #pragma GCC optimize and #pragma
1075 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
1076 optimization options.
1077 (TARGET_OPTION_NODE): New tree code for remembering certain target
1080 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
1081 TARGET_OPTION_NODE trees.
1083 * common.opt (-O): Add Optimization flag.
1085 (-fmath-errno): Ditto.
1086 (-falign-functions): Add UInteger flag to make sure flag gets full
1087 int in cl_optimization structure.
1088 (-falign-jumps): Ditto.
1089 (-falign-labels): Ditto.
1090 (-falign-loops): Ditto.
1091 (-fsched-stalled-insns): Ditto.
1092 (-fsched-stalled-insns-dep): Ditto.
1094 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
1096 (TARGET_OPTION_SAVE): Ditto.
1097 (TARGET_OPTION_RESTORE): Ditto.
1098 (TARGET_OPTION_PRINT): Ditto.
1099 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
1100 (TARGET_CAN_INLINE_P): Ditto.
1101 (TARGET_INITIALIZER): Add new hooks.
1103 * tree-inline.c (tree_can_inline_p): New function to determine
1104 whether one function can inline another. Check if the functions
1105 use compatible optimization options, and also call the backend
1108 * tree-inline.h (tree_can_inline_p): Add declaration.
1110 * c-common.c (c_common_attribute): Add support for option and
1111 optimize attributes.
1112 (handle_option_attribute): Add support for the option attribute to
1113 allow the user to specify different target options for compiling a
1115 (handle_optimize_attribute): Add support for the optimize
1116 attribute to allow the user to specify different optimization
1117 options for compiling a specific function.
1118 (handle_hot_attribute): Turn on -O3 optimization for this one
1119 function if it isn't the default optimization level.
1120 (handle_cold_attribute): Turn on -Os optimization for this one
1121 function if it insn't the default optimization.
1122 (const_char_p): New const char * typedef.
1123 (optimize_args): New static vector to remember the optimization
1125 (parse_optimize_options): New function to set up the optimization
1126 arguments from either the optimize attribute or #pragma GCC
1129 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
1130 (builtin_define_std): Ditto.
1132 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
1133 Add t-i386 Makefile fragment to add i386-c.o and i386.o
1135 (x86_64-*-*): Ditto.
1137 * Makefile.in (TREE_H): Add options.h.
1138 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
1140 * doc/extend.texi (option attribute): Document new attribute.
1141 (optimize attribute): Ditto.
1142 (hot attribute): Document hot attribute sets -O3.
1143 (cold attribute): Document cold attribute sets -Os.
1144 (#pragma GCC option): Document new pragma.
1145 (#pragma GCC optimize): Ditto.
1147 * doc/options.texi (TargetSave): Document TargetSave syntax.
1148 (UInteger): Document UInteger must be used for certain flags.
1149 (Save): Document Save option to create target specific options
1150 that can be saved/restored on a function specific context.
1152 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new
1154 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
1156 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new
1158 (TARGET_OPTION_SAVE): Ditto.
1159 (TARGET_OPTION_RESTORE): Ditto.
1160 (TARGET_OPTION_PRINT): Ditto.
1161 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
1162 (TARGET_CAN_INLINE_P): Ditto.
1164 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
1166 (-mfpmath=both): Ditto.
1168 2008-07-23 Michael Meissner <gnu@the-meissners.org>
1169 Karthik Kumar <karthikkumar@gmail.com>
1171 * config/i386/i386.h (TARGET_ABM): Move switch into
1173 (TARGET_POPCNT): Ditto.
1174 (TARGET_SAHF): Ditto.
1175 (TARGET_AES): Ditto.
1176 (TARGET_PCLMUL): Ditto.
1177 (TARGET_CMPXCHG16B): Ditto.
1178 (TARGET_RECIP): Move switch into target_flags.
1179 (TARGET_FUSED_MADD): Ditto.
1180 (ix86_arch_features): Make an unsigned char type.
1181 (ix86_tune_features): Ditto.
1182 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
1183 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
1184 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
1186 * config/i386/i386.opt (arch): New TargetSave field to define
1187 fields that need to be saved for function specific option
1191 (branch_cost): Ditto.
1192 (ix86_isa_flags_explicit): Ditto.
1193 (tune_defaulted): Ditto.
1194 (arch_specified): Ditto.
1195 (-m128-long-double): Add Save flag to save option for target
1196 specific option support.
1198 (-maccumulate-outgoing-args): Ditto.
1199 (-malign-double): Ditto.
1200 (-malign-stringops): Ditto.
1201 (-mfancy-math-387): Ditto.
1202 (-mhard-float): Ditto.
1204 (-minline-all-stringops): Ditto.
1205 (-minline-stringops-dynamically): Ditto.
1206 (-mms-bitfields): Ditto.
1207 (-mno-align-stringops): Ditto.
1208 (-mno-fancy-math-387): Ditto.
1209 (-mno-push-args): Ditto.
1210 (-mno-red-zone): Ditto.
1211 (-mpush-args): Ditto.
1212 (-mred-zone): Ditto.
1214 (-msseregparm): Ditto.
1215 (-mstack-arg-probe): Ditto.
1230 (-mrecip): Move flag into target_flags.
1232 (-mno-fused-madd): Ditto.
1233 (-mfused-madd): Ditto.
1234 (-mabm): Move flag into ix86_isa_flags.
1241 * config/i386/i386-c.c: New file for #pragma support.
1242 (ix86_target_macros_internal): New function to #define or #undef
1243 target macros based when the user uses the #pragma GCC option to
1244 change target options.
1245 (ix86_pragma_option_parse): New function to add #pragma GCC option
1247 (ix86_target_macros): Move defining the target macros here from
1248 TARGET_CPU_CPP_BUILTINS in i386.h.
1249 (ix86_register_pragmas): Register the #pragma GCC option hook. If
1250 defined, initialize any subtarget #pragmas.
1252 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
1253 REGISTER_TARGET_PRAGMAS.
1255 * config/i386/t-i386: New file for x86 dependencies.
1256 (i386.o): Make dependencies mirror the include files used.
1257 (i386-c.o): New file, add dependencies.
1259 * config/i386/i386-protos.h (override_options): Add bool
1261 (ix86_valid_option_attribute_tree): Add declaration.
1262 (ix86_target_macros): Ditto.
1263 (ix86_register_macros): Ditto.
1265 * config/i386/i386.c (ix86_tune_features): Move initialization of
1266 the target masks to initial_ix86_tune_features to allow functions
1267 to have different target options. Make type unsigned char,
1268 instead of unsigned int.
1269 (initial_ix86_tune_features): New static vector to hold processor
1270 masks for the tune variables.
1271 (ix86_arch_features): Move initialization of the target masks to
1272 initial_ix86_arch_features to allow functions to have different
1273 target options. Make type unsigned char, instead of unsigned
1275 (initial_ix86_arch_features): New static vector to hold processor
1276 masks for the arch variables.
1277 (enum ix86_function_specific_strings): New enum to describe the
1278 string options used for attribute((option(...))).
1279 (ix86_target_string): New function to return a string that
1280 describes the target options.
1281 (ix86_debug_options): New function to print the current options in
1283 (ix86_function_specific_save): New function hook to save the
1284 function specific global variables in the cl_target_option
1286 (ix86_function_specific_restore): New function hook to restore the
1287 function specific variables from the cl_target_option structure to
1288 the global variables.
1289 (ix86_function_specific_print): New function hook to print the
1290 target specific options in the cl_target_option structure.
1291 (ix86_valid_option_attribute_p): New function hook to validate
1292 attribute((option(...))) arguments.
1293 (ix86_valid_option_attribute_tree): New function that is common
1294 code between attribute((option(...))) and #pragma GCC option
1295 support that parses the options and returns a tree holding the
1297 (ix86_valid_option_attribute_inner_p): New helper function for
1298 ix86_valid_option_attribute_tree.
1299 (ix86_can_inline_p): New function hook to decide if one function
1300 can inline another on a target specific basis.
1301 (ix86_set_current_function); New function hook to switch target
1302 options if the user used attribute((option(...))) or #pragma GCC
1304 (ix86_tune_defaulted): Move to static file scope from
1306 (ix86_arch_specified): Ditto.
1307 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
1309 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
1310 (OPTION_MASK_ISA_ABM_SET): Ditto.
1311 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
1312 (OPTION_MASK_ISA_CX16_SET): Ditto.
1313 (OPTION_MASK_ISA_SAHF_SET): Ditto.
1314 (OPTION_MASK_ISA_AES_UNSET): Ditto.
1315 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
1316 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
1317 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
1318 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
1319 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
1320 (struct ptt): Move to static file scope from override_options.
1321 (processor_target_table): Ditto.
1323 (ix86_handle_option): Add support for options that are now isa
1325 (override_options): Add support for declaring functions that
1326 support different target options than were specified on the
1327 command line. Move struct ptt, processor_target_table, cpu_names,
1328 ix86_tune_defaulted, ix86_arch_specified to static file scope.
1329 Add bool argument. Fix up error messages so the appropriate error
1330 is given for either command line or attribute.
1331 (ix86_previous_fndecl): New static to remember previous function
1332 declaration to see if we need to change target options.
1333 (ix86_builtins_isa): New array to record the ISA of each builtin
1335 (def_builtin): Always create the builtin function, even if the
1336 current ISA doesn't support it.
1337 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
1338 tests for those builtins.
1339 (ix86_init_builtins): Remove TARGET_MMX test for calling
1340 ix86_init_mmx_sse_builtins.
1341 (ix86_expand_builtin): If the current ISA doesn't support a given
1342 builtin, signal an error.
1343 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
1344 (TARGET_SET_CURRENT_FUNCTION): Ditto.
1345 (TARGET_OPTION_SAVE): Ditto.
1346 (TARGET_OPTION_RESTORE): Ditto.
1347 (TARGET_OPTION_PRINT): Ditto.
1348 (TARGET_CAN_INLINE_P): Ditto.
1350 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
1352 * c-typeck.c (build_external_ref): Don't call assemble_external.
1353 * final.c (output_operand): Call assemble_external.
1355 2008-07-21 DJ Delorie <dj@redhat.com>
1357 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
1358 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
1360 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1362 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
1363 original insn and splitter contents into ...
1364 ("*div<mode>3_fast"): ... this new pattern. Enable only if
1365 flag_unsafe_math_optimizations. Add dummy scratch register.
1366 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
1367 !flag_unsafe_math_optimizations. Returns number with next
1368 highest magnitude if this is still less or equal to the true
1369 quotient in magnitude.
1371 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
1373 * Makefile.in: Replace toplev.h with TOPLEV_H.
1374 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
1375 * c-lex.c (fe_file_change): Don't set in_system_header.
1376 * c-parser.c (c_token): Remove in_system_header.
1377 (c_lex_one_token): Don't set in_system_header.
1378 (c_parser_set_source_position_from_token): Don't set in_system_header.
1379 * diagnostic.c (diagnostic_report_diagnostic): Use location from
1382 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
1383 * flags.h (in_system_header): Remove.
1384 * function.c (saved_in_system_header): Remove.
1385 (push_cfun): Don't set in_system_header.
1386 (pop_cfun): Don't set in_system_header.
1387 (push_struct_function): Don't set in_system_header.
1388 * input.h (expanded_location): Add sysp.
1389 (in_system_header_at): New.
1390 (in_system_header): New.
1391 * toplev.c (in_system_header): Remove.
1392 * toplev.h: Include input.h
1394 * tree-cfg.c (execute_warn_function_return): Call warning_at.
1395 * tree-ssa.c (warn_uninit): Call warning_at.
1396 (warn_uninitialized_var): Update calls to warn_uninit.
1397 (warn_uninitialized_phi): Update calls to warn_uninit.
1398 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
1399 (expand_location): Initialize xloc.sysp.
1400 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
1401 (tree_decl_with_vis): Remove in_system_header_flag.
1403 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
1406 * recog.c (asm_operand_ok): Change the order of the extra
1407 memory constraint checks.
1409 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1412 * tree-switch-conversion.c (build_one_array): Call
1413 varpool_mark_needed_node and varpool_finalize_decl
1414 instead of assemble_variable.
1416 2008-07-19 Jan Hubicka <jh@suse.cz>
1418 * cgraph.c (cgraph_add_new_function): Do early local passes.
1419 * tree-nrv.c (gate_pass_return_slot): New gate.
1420 (pass_nrv): Add the gate.
1421 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
1423 (coalesce_ssa_name): Coalesce SSA names.
1424 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
1425 not optimizing so unused user vars remains visible.
1426 * common.opt (flag_tree_ter): Always enable by default.
1427 * tree-ssa-ter.c: Include flags.h
1428 (is_replaceable_p): Check that locations match; when aliasing is missing
1429 be conservative about loads.
1430 * tree-optimize.c (gate_init_datastructures): Remove.
1431 (pass_init_datastructures): New.
1432 * passes.c: Reorder passes so we always go into SSA.
1434 2008-07-19 Jan Hubicka <jh@suse.cz>
1436 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
1437 * doc/invoke.texi (--combine): Likewise.
1438 (-finline-functions-called-once): Update levels when enabled.
1439 (-funit-at-a-time): Document new behaviour.
1440 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
1441 -fno-section-anchors when disabled explicitly.
1442 (inline params): They are not ignored now.
1443 (precompiled headers): Remove unit-at-a-time as being incompatible.
1444 * opts.c (decode_options): Handle unit-at-a-time as alias;
1445 imply -fno-section-anchors when toplevel reorder is disabled
1447 * common.opt (ftoplevel-reorder): Set default value to 2.
1448 (funit-at-a-time): Set default value to 1.
1449 * config/rs6000/rs6000.c (optimization_options): Set section anchors
1452 2008-07-19 Jan Hubicka <jh@suse.cz>
1454 * builtins.c (expand_builtin_int_roundingfn,
1455 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
1458 2008-07-19 Richard Guenther <rguenther@suse.de>
1461 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
1462 * tree-ssa-sccvn.c (get_constant_value_id): New function.
1463 * tree-ssa-pre.c (get_expr_value_id): For newly created
1464 constant value-ids make sure to add the expression to its
1467 2008-07-19 Jakub Jelinek <jakub@redhat.com>
1470 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
1471 return value of the builtin is ignored.
1473 2008-07-19 Olivier Hainque <hainque@adacore.com>
1475 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
1476 bits, a C conformant malloc implementation has to provide.
1477 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
1479 2008-07-19 Joseph Myers <joseph@codesourcery.com>
1483 * reload.c (find_reloads_subreg_address): Only reload address if
1484 reloaded == 0, not for reloaded != 1.
1487 2008-07-16 Joseph Myers <joseph@codesourcery.com>
1488 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
1489 (m32c_legitimate_address_p): Handle "++rii" addresses created by
1490 m32c_legitimize_reload_address.
1492 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1493 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
1494 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
1496 2008-07-19 Olivier Hainque <hainque@adacore.com>
1498 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
1499 argument, saying whether nested array are to be collapsed
1500 into a single array type DIE with multiple subscripts.
1501 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
1502 issues, centralize the nested array types collapsing control and
1503 disable the transformation for Ada.
1505 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
1508 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
1510 (x86_64_shift_adj_2): New expander.
1511 (x86_64_shift_adj_3): Ditto.
1512 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
1513 to split TImode operands.
1514 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
1515 (ix86_split_lshr): Ditto.
1517 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
1519 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
1520 and __CHAR32_TYPE__.
1521 * c-typeck.c (digest_init): Support char16_t and char32_t.
1522 (set_nonincremental_init_from_string): Idem.
1524 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
1527 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
1528 PREFERRED_STACK_BOUNDARY.
1529 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1531 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
1534 * function.c (locate_and_pad_parm): Cap boundary earlier.
1536 2008-07-17 Julian Brown <julian@codesourcery.com>
1538 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
1539 no-op for targets which don't use DLLs.
1541 2008-07-17 Martin Jambor <mjambor@suse.cz>
1543 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
1544 that nodes are relevant by examining the node->analyzed flag.
1545 (ipcp_init_stage): Check which nodes are relevant, assert that the
1546 relevant ones are also required.
1547 (ipcp_propagate_stage): Check on the side arrays are properly
1549 (ipcp_print_all_jump_functions): Make sure not to touch any node
1550 that is not analyzed or an edge that does not have a corresponding
1551 entry in the on-the-side vectors.
1552 (ipcp_function_scale_print): Likewise.
1553 (ipcp_update_callgraph): Check that the node is relevant.
1554 (ipcp_insert_stage): Check that the node is relevant. Check there is
1555 an info for every node and edge.
1556 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
1557 (ipa_print_all_tree_maps): Likewise and a new variable info.
1558 (ipa_print_all_params_modified): Likewise.
1559 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
1561 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
1564 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
1566 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
1568 PR rtl-optimization/36753
1569 * fwprop.c (use_killed_between): Don't shortcut
1570 single-definition global registers.
1572 2008-07-16 Jan Hubicka <jh@suse.cz>
1574 * cgraph.h (varpool_empty_needed_queue): Declare.
1575 * cgraphunit.c (output_in_order): Mark all variables as needed;
1577 * varpool.c (varpool_assemble_node): Update debug queue.
1578 (varpool_assemble_pending_decls): Don't do it here.
1579 (varpool_empty_needed_queue): New function.
1581 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1583 * recog.c (peephole2_optimize): Fix formatting.
1585 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1587 * c-pch.c (get_ident): Avoid C++ keywords.
1588 * combine-stack-adj.c (single_set_for_csa): Likewise.
1589 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
1590 output_asm_insn): Likewise.
1591 * reload.c (push_secondary_reload, find_reusable_reload,
1592 push_reload, combine_reloads, find_reloads,
1593 debug_reload_to_stream): Likewise.
1594 * reload.h (struct reload): Likewise.
1595 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
1596 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
1597 emit_output_reload_insns): Likewise.
1598 * targhooks.c (default_secondary_reload): Likewise.
1599 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
1601 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1603 * recog.c (validate_change_1, validate_change,
1604 validate_unshare_change, validate_replace_rtx_1, struct
1605 funny_match, constrain_operands, peephole2_optimize): Avoid C++
1607 * reload.c (push_secondary_reload, secondary_reload_class,
1608 scratch_reload_class, find_valid_class, find_reusable_reload,
1609 push_reload, find_dummy_reload, find_reloads_address_1,
1610 find_reloads_address_part, find_equiv_reg): Likewise.
1611 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
1612 choose_reload_regs): Likewise.
1613 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
1615 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1616 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1617 * sched-rgn.c (concat_INSN_LIST): Likewise.
1618 * stor-layout.c (mode_for_size, mode_for_size_tree,
1619 smallest_mode_for_size): Likewise.
1621 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1623 * cfg.c (dump_reg_info): Avoid C++ keywords.
1624 * dwarf2asm.c (dw2_force_const_mem,
1625 dw2_asm_output_encoded_addr_rtx): Likewise.
1626 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
1627 * expmed.c (expand_shift): Likewise.
1628 * global.c (find_reg): Likewise.
1629 * graph.c (draw_edge): Likewise.
1630 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
1631 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
1632 widen_clz, widen_bswap, expand_parity, expand_unop,
1633 emit_cmp_and_jump_insn_1): Likewise.
1634 * postreload.c (reload_cse_simplify_operands): Likewise.
1635 * ra.h (add_neighbor): Likewise.
1636 * reg-stack.c (remove_regno_note, change_stack): Likewise.
1637 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
1638 record_reg_classes, copy_cost, record_address_regs,
1639 invalid_mode_change_p): Likewise.
1640 * regrename.c (regrename_optimize, scan_rtx_reg,
1641 dump_def_use_chain, find_oldest_value_reg,
1642 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
1644 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1646 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
1647 MASK_POWERPC64 for power4 in previous commit.
1649 2008-07-16 Olivier Hainque <hainque@adacore.com>
1651 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
1652 instead of bare conversion to cast const-ness away.
1654 2008-07-16 Anatoly Sokolov <aesok@post.ru>
1656 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
1657 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
1658 * config/xtensa/xtensa.c (xtensa_function_value): New function.
1659 (TARGET_FUNCTION_VALUE): Define.
1661 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1663 * config/rs6000/rs6000.c (processor_target_table): Add
1664 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
1666 2008-07-16 Joseph Myers <joseph@codesourcery.com>
1669 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
1670 (m32c_legitimate_address_p): Handle "++rii" addresses created by
1671 m32c_legitimize_reload_address.
1673 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
1675 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
1676 DECL_IN_SYSTEM_HEADER in sync.
1678 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
1680 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
1681 * tree-ssa-pre.c (pre_expr_eq): Ditto
1682 (get_constant_for_value_id): Take a type as an argument.
1683 (fully_constant_expression): Pass in type.
1684 (find_or_generate_expression): Short circuit constant case.
1685 (create_expression_by_pieces): Remove special casing of
1687 (do_regular_insertion): Short circuit constant case.
1688 (do_partial_partial_insertion): Ditto.
1690 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1693 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
1695 2008-07-15 Bob Wilson <bob.wilson@acm.org>
1697 * config/xtensa/libgcc-xtensa.ver: New file.
1698 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
1700 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1702 * df-problems.c (df_set_note): Avoid C++ keywords.
1703 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
1704 * dse.c (record_store, remove_useless_values): Likewise.
1705 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
1706 gen_reg_rtx_offset, operand_subword, change_address_1,
1707 change_address, adjust_address_1, offset_address,
1708 widen_memory_access, emit_copy_of_insn_after): Likewise.
1709 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
1710 * fwprop.c (should_replace_address, propagate_rtx_1,
1711 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
1713 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
1714 gcse_emit_move_after, update_ld_motion_stores): Likewise.
1715 * lcm.c (compute_insert_delete, pre_edge_lcm,
1716 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
1717 * lower-subreg.c (resolve_reg_notes): Likewise.
1718 * mode-switching.c (optimize_mode_switching): Likewise.
1720 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1722 * bt-load.c (add_btr_def, migrate_btr_def,
1723 branch_target_load_optimize): Avoid C++ keywords.
1724 * caller-save.c (insert_restore, insert_save, insert_one_insn):
1726 * combine.c (subst, simplify_set, make_extraction,
1727 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
1728 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
1729 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
1731 2008-07-15 Richard Guenther <rguenther@suse.de>
1734 * c-common.c (strict_aliasing_warning): Do not warn for
1735 TYPE_REF_CAN_ALIAS_ALL pointers.
1736 (c_common_get_alias_set): may_alias types are not special.
1737 * tree.c (build_pointer_type_for_mode): Look up the may_alias
1738 attribute and set can_ref_all accordingly.
1739 (build_reference_type_for_mode): Likewise.
1740 * doc/extend.texi (may_alias): Clarify.
1742 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1745 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
1746 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
1748 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1751 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
1752 gcc_assert, instead call output_operand_lossage.
1754 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
1756 * builtins.c (std_canonical_va_list): Treat structure based
1759 2008-07-15 Ben Elliston <bje@au.ibm.com>
1761 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
1763 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
1765 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
1768 2008-07-14 Jan Hubicka <jh@suse.cz>
1770 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
1771 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
1772 fix predicates and constraints.
1773 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
1774 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
1776 2008-07-14 Doug Kwan <dougkwan@google.com>
1778 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
1779 additional option file arm/eabi.opt.
1780 * config/arm/eabi.h (File): New configuration file for EABI targets.
1781 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
1782 SUBSUBTARGET_EXTRA_SPECS.
1783 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
1784 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
1785 from STARTFILE_SPEC so that it can be referenced in an override.
1786 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
1787 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
1788 can be referenced in an override.
1789 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
1790 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
1791 so that it can be referenced in an override.
1792 (LINK_SPEC): Use BPABI_LINK_SPEC.
1793 * config/arm/eabi.opt (File): New.
1795 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1797 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
1798 (FIXED_VALUE_H): New variable.
1799 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
1800 input.h, fixed-value.h.
1801 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
1802 (BASIC_BLOCK_H): Use $(BITMAP_H).
1803 (FUNCTION_H): Add varray.h.
1804 (IPA_REFERENCE_H): Use $(BITMAP_H).
1805 (CGRAPH_H): Add $(BASIC_BLOCK_H).
1806 (DF_H): Use $(BITMAP_H).
1807 (GGC_H): Add statistics.h.
1809 (INSN_ATTR_H): Use it.
1810 (SYSTEM_H): Add safe-ctype.h, filenames.h.
1812 (SYMTAB_H): Add $(OBSTACK_H).
1813 (CPP_INTERNAL_H): New.
1814 (TREE_DUMP_H): Add tree-pass.h.
1815 (TREE_FLOW_H): Use $(BITMAP_H)
1816 (PRETTY_PRINT_H): Use $(INPUT_H).
1817 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
1820 (many object files): Fix lots of header dependencies throughout.
1822 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1824 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
1826 (s-gtyp-input): Use them to write tmp-gi.list.
1827 (echo_to_gi.list): Remove.
1829 2008-07-14 Richard Guenther <rguenther@suse.de>
1831 * tree-ssa-sccvn.c (pre_info): Remove.
1832 (switch_to_PRE_table): Likewise.
1833 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
1834 (set_hashtable_value_ids): Do not create value-ids for the
1836 (run_scc_vn): Remove double test. Remove bogus special-case
1837 in value-number printing.
1838 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
1839 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
1841 * tree-flow-inline.h (get_value_handle): Remove.
1842 * tree-flow.h (get_value_handle): Remove.
1844 2008-07-14 Martin Jambor <mjambor@suse.cz>
1846 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
1847 in which we generate arithmetics is not a subrange.
1849 2008-07-14 Martin Jambor <mjambor@suse.cz>
1851 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
1853 2008-07-14 Richard Guenther <rguenther@suse.de>
1855 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
1857 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
1860 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
1861 reload for symbol refs moved to r0 with -fPIC.
1862 (legitimize_pic_address): Use the target register as temporary
1864 (emit_symbolic_move): Adjust comment.
1865 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
1868 2008-07-14 Ben Elliston <bje@au.ibm.com>
1870 * c-common.h (C_CPP_HASHNODE): New macro.
1871 * coretypes.h (struct cpp_token): Forward declare.
1872 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1873 the context-sensitive keyword method.
1874 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
1875 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
1876 expand_bool_pixel): New.
1877 (altivec_categorize_keyword): New function.
1878 (init_vector_keywords): New function.
1879 (rs6000_macro_to_expand): Likewise.
1880 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
1881 compiling an ISO C dialect.
1883 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
1885 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
1886 (create_expression_by_pieces): Fix typo.
1887 (do_regular_insertion): Use debug counter here too.
1889 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
1892 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
1893 CONST_OK_FOR_LETTER_P. All port-local users changed.
1894 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
1895 implement Kp matching power-of-two.
1896 (CONSTRAINT_LEN): Define to match.
1897 * config/cris/cris.md: Replace all use of constraint K with Kc.
1898 ("*btst*): Use Kp for operand 0 of last alternative.
1900 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1903 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
1906 2008-07-13 Jan Hubicka <jh@suse.cz>
1908 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
1911 2008-07-13 Richard Guenther <rguenther@suse.de>
1914 * langhooks.c (lhd_print_error_function): Deal with recursive
1917 2008-07-12 Jan Hubicka <jh@suse.cz>
1919 * cgraph.c (assembler_name_hash): New static var.
1920 (hash_node_by_assembler_name, eq_assembler_name): New.
1921 (cgraph_node_for_asm): Use hashtable.
1922 (cgraph_remove_node): Maintain hashtable.
1923 (change_decl_assembler_name): Sanity check that names are not changing
1924 after aliasing was processed.
1925 * cgraph.h (varpoon_node): Add next GGC marker.
1926 * tree.c (decl_assembler_name_equal): Constify.
1927 (decl_assembler_name_hash): New.
1928 * tree.h (decl_assembler_name_equal): Constify.
1929 (decl_assembler_name_hash): Update.
1931 2008-07-12 David Daney <ddaney@avtrex.com>
1933 * config/mips/driver-native.c (host_detect_local_cpu): Handle
1936 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
1938 * doc/md.texi: Document the MIPS "v" constraint.
1939 * config/mips/mips.h (reg_class): Revert last change.
1940 (REG_CLASS_NAMES): Likewise.
1941 (REG_CLASS_CONTENTS): Likewise.
1942 * config/mips/mips.c (mips_regno_to_class): Likewise.
1943 * config/mips/constraints.md (v): Likewise, but add documentation.
1944 Add a comment to say that this constraint should not be used in
1947 2008-07-11 DJ Delorie <dj@redhat.com>
1949 * config/h8300/h8300.md (length): Fix branch offset limit.
1951 2008-07-11 Anatoly Sokolov <aesok@post.ru>
1953 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
1954 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
1955 (avr_hard_regno_scratch_ok): New function.
1956 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
1957 * config/avr/avr.md (all peepholes that request a scratch register):
1958 Remove avr_peep2_scratch_safe use.
1960 2008-07-11 Tom Tromey <tromey@redhat.com>
1961 Ian Lance Taylor <iant@google.com>
1963 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
1964 (struct c_common_resword): Define.
1965 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
1966 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
1967 (c_common_reswords, num_c_common_reswords): Declare.
1968 * c-common.c (c_common_reswords): New global const array.
1969 (num_c_common_reswords): New const int.
1970 * c-parser.c (struct resword, reswords): Don't define.
1971 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
1972 (c_parse_init): Clarify mask code. Use c_common_reswords rather
1973 than reswords. If warning about C++ keywords, give them a special
1975 (c_lex_one_token): Warn about C++ keywords. Call
1976 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
1977 (c_parser_external_declaration): Look for RID_xxx rather than
1978 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
1979 (c_parser_statement_after_labels): Likewise.
1980 (c_parser_objc_class_instance_variables): Likewise.
1981 (c_parser_objc_class_declaration): Likewise.
1982 (c_parser_objc_try_catch_statement): Likewise.
1983 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
1984 (declspecs_add_type): Likewise.
1986 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
1988 * ggc-page.c (alloc_page):
1989 Substituting xmalloc, xcalloc with
1990 XNEWVEC and XCNEWVAR macros which add the
1993 2008-07-11 Richard Guenther <rguenther@suse.de>
1995 PR tree-optimization/36765
1996 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
1997 aliases from HEAP vars to SMTs.
1999 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2001 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
2002 * configure.ac (loose_warn): Move -Wc++-compat from here...
2003 (strict_warn): ...to here.
2004 * configure: Regenerate.
2006 2008-07-10 Joseph Myers <joseph@codesourcery.com>
2008 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
2009 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
2010 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
2011 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
2012 excluding more specific h8300-*-* and sh-*-* targets.
2014 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
2016 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
2018 (execute_pre): Call loop_optimizer_finalize in early exit.
2020 2008-07-10 Jakub Jelinek <jakub@redhat.com>
2023 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
2024 uids in the bitmap, not just VAR_DECL uids.
2026 PR rtl-optimization/36419
2027 * combine-stack-adj.c (adjust_frame_related_expr): New function.
2028 (combine_stack_adjustments_for_block): Call it if needed. Delete
2030 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
2031 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
2032 prologue sp adjustment.
2034 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
2037 * opts.c (print_ignored_options): Report postponed diagnostics for
2038 unknown -Wno-* options as warnings, not errors.
2039 (postpone_unknown_option_error): Renamed to...
2040 (postpone_unknown_option_warning): ... this.
2042 2008-07-09 Doug Kwan <dougkwan@google.com>
2045 2008-07-08 Doug Kwan <dougkwan@google.com>
2047 * config/arm/arm.opt (mandroid): New option.
2048 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
2049 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
2051 (CC1PLUS_SPEC): Same.
2053 (STARTFILE_SPEC): Same.
2054 (ENDFILE_SPEC): Same.
2055 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
2058 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
2061 * config/mips/mips.h (reg_class): Remove V1_REG.
2062 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2063 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
2065 (mips_get_tp): New function.
2066 (mips_legitimize_tls_address): Use it.
2067 * config/mips/constraints.md (v): Delete.
2068 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
2069 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
2070 After reload, split into a move and ...
2071 (*tls_get_tp_<mode>_split): ...this new instruction.
2073 2008-07-09 David Daney <ddaney@avtrex.com>
2075 * config/mips/driver-native.c: Include coretypes.h and tm.h.
2077 2008-07-09 Jakub Jelinek <jakub@redhat.com>
2079 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
2080 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
2082 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
2083 htab_delete should be called. Don't free c.
2084 (lookup_tmp_var): Create temp_htab lazily.
2085 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
2086 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
2088 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
2089 lower_omp_ordered, lower_omp_critical, lower_omp_for,
2090 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
2091 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
2092 * tree-sra.c (generate_element_init): Likewise.
2093 * tree-mudflap.c (execute_mudflap_function_ops,
2094 execute_mudflap_function_decls): Likewise.
2095 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
2096 * tree-gimple.h (struct gimplify_ctx): New type.
2097 (push_gimplify_context): Adjust prototype.
2099 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
2101 * tree-ssa-pre.c (phi_translate_1): Update placement of
2104 2008-07-09 Anatoly Sokolov <aesok@post.ru>
2106 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
2107 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
2108 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
2109 * targhooks.c (default_hard_regno_scratch_ok): New function.
2110 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
2111 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
2112 * recog.c: Include "target.h".
2113 (peep2_find_free_register): Add check for global regs. Add target
2115 * Makefile.in (recog.o): Depend on target.h.
2117 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
2119 * config/sh/sh.c (sh_canonical_va_list_type): New.
2120 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
2122 2008-07-09 Raksit Ashok <raksit@google.com>
2124 * doc/invoke.texi (Option Summary): Mention new option
2125 -Wdisallowed-function-list=...
2126 (Warning Options): Document -Wdisallowed-function-list=...
2127 * common.opt (Wdisallowed-function-list=): New flag.
2128 * flags.h (warn_disallowed_functions): External definition of new
2129 boolean warning flag.
2130 (warn_if_disallowed_function_p): Declare new function.
2131 * opts.c (warning_disallowed_functions): New static variable.
2132 (warn_disallowed_functions): New boolean warning flag.
2133 (warn_if_disallowed_function_p): New function.
2134 (add_comma_separated_to_vector): Rename
2135 add_instrument_functions_exclude_list to this.
2136 (common_handle_option): Handle new option. Rename calls to
2137 add_instrument_functions_exclude_list into calls to
2138 add_comma_separated_to_vector.
2139 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
2140 based on flag warn_disallowed_functions.
2142 2008-07-09 Christian Bruel <christian.bruel@st.com>
2144 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
2145 instead of get_attr_length.
2147 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2149 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
2151 * genemit.c (gen_insn): Likewise.
2152 * gengtype.c (note_def_vec): Likewise.
2153 * gengtype.h (note_def_vec): Likewise.
2154 * genoutput.c (struct data, output_insn_data, process_template,
2155 gen_expand, gen_split, note_constraint): Likewise.
2156 * genrecog.c (new_decision, add_to_sequence, factor_tests,
2157 make_insn_sequence): Likewise.
2158 * gensupport.c (record_insn_name): Likewise.
2160 2008-07-08 Doug Kwan <dougkwan@google.com>
2162 * config/arm/arm.opt (mandroid): New option.
2163 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
2164 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
2166 (CC1PLUS_SPEC): Same.
2168 (STARTFILE_SPEC): Same.
2169 (ENDFILE_SPEC): Same.
2170 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
2173 2008-07-08 Raksit Ashok <raksit@google.com>
2175 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
2176 (set_storage_via_setmem): Fix expected_align parameter.
2177 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
2178 missing from the list.
2179 * doc/md.texi (movmem): Explicitly state that expected alignment is
2180 to be expressed in bytes.
2181 (setmem): Explicitly state that expected alignment is to be expressed
2184 2008-07-08 Joseph Myers <joseph@codesourcery.com>
2186 * reload.c (find_reloads_subreg_address): Do not require validity
2187 of address in original mode before reloading address.
2189 2008-07-07 Tianwei Sheng <tianweis@google.com>
2191 * df-core.c (df_remove_problem): Adjust the access to avoid out of
2192 bounds array access.
2194 2008-07-08 Jakub Jelinek <jakub@redhat.com>
2196 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
2198 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
2200 Fix PR tree-optimization/23455
2201 Fix PR tree-optimization/35286
2202 Fix PR tree-optimization/35287
2203 * Makefile.in (OBJS-common): Remove tree-vn.o.
2204 (tree-vn.o): Remove.
2205 * dbgcnt.def: Add treepre_insert debug counter.
2206 * gcc/tree-flow.h (add_to_value): Updated for other changes.
2207 (debug_value_expressions): Ditto.
2208 (print_value_expressions): Ditto.
2209 * tree-pretty-print.c (dump_generic_node): Updated for
2210 VALUE_HANDLE removal.
2211 * tree-ssa-dom.c (record_equality): Ditto.
2212 (cprop_operand): Ditto.
2213 (lookup_avail_expr): Ditto.
2214 * tree-ssa-threadedge.c
2215 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
2216 (simplify_control_stmt_condition): Ditto.
2217 * tree.c (tree_code_size): Ditto.
2218 (tree_node_structure): Ditto.
2219 (iterative_hash_expr): Ditto.
2221 * tree.h (VALUE_HANDLE_ID): Ditto.
2222 (VALUE_HANDLE_EXPR_SET): Ditto.
2223 (struct tree_value_handle): Ditto.
2224 (union tree_node): Ditto.
2225 * treestruct.def: Ditto.
2226 * tree-vn.c: Removed.
2227 * tree-ssa-pre.c: Rewritten entirely.
2228 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
2229 (constant_value_ids): Ditto.
2230 (vn_nary_op_t): Moved to header.
2232 (vn_reference_op_t): Ditto
2233 (vn_reference_t): Ditto.
2234 (next_value_id): New variable.
2235 (VN_INFO): Add an assert.
2236 (vn_constant_eq): New function.
2237 (vn_constant_hash): Ditto.
2238 (get_or_alloc_constant_value_id): Ditto.
2239 (value_id_constant_p): Ditto.
2240 (vn_reference_compute_hash): De-staticify.
2241 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
2242 Disable some code with a FIXME. Remove VALUE_HANDLE use.
2243 (valueize_refs): Update opcode if it changes from ssa name to constant.
2244 (vn_reference_lookup_1): Add new argument.
2245 (vn_reference_lookup): Ditto.
2246 (vn_reference_lookup_pieces): New function.
2247 (vn_reference_insert): Add return type. Modify to deal with value ids.
2248 (vn_reference_insert_pieces): New function.
2249 (vn_nary_op_compute_hash): De-staticify.
2250 (vn_nary_op_eq): Ditto.
2251 (vn_nary_op_lookup_pieces): New function.
2252 (vn_nary_op_lookup): Add new argument.
2253 (vn_nary_op_insert_pieces): New function.
2254 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
2255 (vn_phi_insert): Ditto.
2256 (visit_unary_op): Update for callee changes.
2257 (visit_binary_op): Ditto.
2258 (visit_reference_op_load): Ditto.
2259 (visit_reference_op_store): Ditto.
2260 (init_scc_vn): Init next_value_id, constant_to_value_id and
2262 (free_scc_vn): Free them.
2263 (set_hashtable_value_ids): New function.
2264 (run_scc_vn): Use it.
2265 (get_max_value_id): New function.
2266 (get_next_value_id): Ditto.
2267 (expressions_equal_p): Moved from tree-vn.c
2268 (sort_vuses): Ditto.
2269 (sort_vuses_heap): Ditto.
2270 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
2272 * tree.c (iterative_hash_hashval_t): Made non-static
2273 * tree.h (iterative_hash_hashval_t): Declare it.
2275 2008-07-08 Martin Jambor <mjambor@suse.cz>
2277 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
2278 instead of ipa_create_node_params.
2279 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
2280 ipa_check_create_edge_args, free them with
2281 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
2283 * ipa-prop.c: Include flags.h and tree-inline.h.
2284 (ipa_node_params_vector): New variable.
2285 (ipa_edge_args_vector): New variable.
2286 (edge_removal_hook_holder): New variable.
2287 (node_removal_hook_holder): New variable.
2288 (edge_duplication_hook_holder): New variable.
2289 (node_duplication_hook_holder): New variable.
2290 (ipa_detect_param_modifications): Check for presence of modified flags.
2291 (ipa_compute_jump_functions): Check for presence of jump functions.
2292 (ipa_free_edge_args_substructures): New function.
2293 (ipa_create_node_params): Removed.
2294 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
2295 (ipa_free_node_params_substructures): New function.
2296 (ipa_free_all_node_params): Changed to deallocate the on-the-side
2298 (ipa_edge_removal_hook): New function.
2299 (ipa_node_removal_hook): New function.
2300 (duplicate_array): New function.
2301 (ipa_edge_duplication_hook): New function.
2302 (ipa_node_duplication_hook): New function.
2303 (ipa_register_cgraph_hooks): New function.
2304 (ipa_unregister_cgraph_hooks): New function.
2305 (free_all_ipa_structures_after_ipa_cp): New function.
2307 * ipa-prop.h: Include vec.h.
2308 (ipa_node_params_t): New typedef with vector types for it.
2309 (ipa_edge_args_t): New typedef with vector types for it.
2310 (IPA_NODE_REF): Changed to access an on-the-side vector.
2311 (IPA_EDGE_REF): Changed to access an on-the-side vector.
2312 (ipa_check_create_node_params): New function.
2313 (ipa_check_create_edge_args): New function.
2315 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
2318 2008-07-07 Tom Tromey <tromey@redhat.com>
2320 * configure, config.in: Rebuilt.
2321 * configure.ac: Don't check for scandir or alphasort.
2323 2008-07-07 Joseph Myers <joseph@codesourcery.com>
2325 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
2326 types immediately after creating them.
2328 2008-07-07 Joseph Myers <joseph@codesourcery.com>
2330 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
2332 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
2334 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
2335 dump_constraint_graph.
2336 (dump_constraint_edge): New function.
2337 (dump_constraint_graph): New function.
2338 (debug_constraint_graph): New function.
2339 (dump_constraint): Removed useless comparison.
2340 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
2341 (dump_constraint_graph): Declare.
2342 (debug_constraint_graph): Declare.
2343 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
2345 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
2347 * config/i386/i386.c (is_va_list_char_pointer): New.
2348 (ix86_va_start): Replace compare with ms_va_list_type_node
2349 by is_va_list_char_pointer.
2350 (ix86_gimplify_va_arg): Likewise.
2352 2008-07-07 Martin Jambor <mjambor@suse.cz>
2354 * cgraph.c (cgraph_edge_max_uid): New variable.
2355 (struct cgraph_edge_hook_list): New type.
2356 (struct cgraph_node_hook_list): New type.
2357 (struct cgraph_2edge_hook_list): New type.
2358 (struct cgraph_2node_hook_list): New type.
2359 (first_cgraph_edge_removal_hook): New variable.
2360 (first_cgraph_node_removal_hook): New variable.
2361 (first_cgraph_edge_duplicated_hook): New variable.
2362 (first_cgraph_node_duplicated_hook): New variable.
2363 (cgraph_add_edge_removal_hook): New function.
2364 (cgraph_remove_edge_removal_hook): New function.
2365 (cgraph_call_edge_removal_hooks): New function.
2366 (cgraph_add_node_removal_hook): New function.
2367 (cgraph_remove_node_removal_hook): New function.
2368 (cgraph_call_node_removal_hooks): New function.
2369 (cgraph_add_edge_duplication_hook): New function.
2370 (cgraph_remove_edge_duplication_hook): New function.
2371 (cgraph_call_edge_duplication_hooks): New function.
2372 (cgraph_add_node_duplication_hook): New function.
2373 (cgraph_remove_node_duplication_hook): New function.
2374 (cgraph_call_node_duplication_hooks): New function.
2375 (cgraph_create_edge): Assign to edge uid.
2376 (cgraph_remove_edge): Call edge removal hooks.
2377 (cgraph_node_remove_callees): Call edge removal hooks.
2378 (cgraph_node_remove_callers): Call edge removal hooks.
2379 (cgraph_remove_node): Call node removal hooks.
2380 (cgraph_clone_edge): Call edge duplication hooks.
2381 (cgraph_clone_node): Call node duplication hooks.
2383 * cgraph.h (cgraph_edge): New field uid.
2384 (cgraph_edge_hook): New type.
2385 (cgraph_node_hook): New type.
2386 (cgraph_2edge_hook): New type.
2387 (cgraph_2node_hook): New type.
2389 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
2391 * config.in: Regenerate.
2393 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
2395 * gcc.c (print_sysroot): New.
2396 (option_map, display_help, process_command): Handle the
2397 -print-sysroot option.
2398 (main): Print the sysroot if requested.
2399 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
2401 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2404 * unwind-pe.h (size_of_encoded_value): add attribute unused.
2406 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
2408 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
2409 (assign_parm_setup_block_p): Also check mode of entry_parm.
2411 2008-07-07 Richard Guenther <rguenther@suse.de>
2413 * tree-ssa-structalias.h (set_used_smts): Remove.
2414 * tree-ssa-structalias.c (used_smts): Likewise.
2415 (set_used_smts): Likewise.
2416 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
2417 call to set_used_smts.
2419 2008-07-07 Richard Guenther <rguenther@suse.de>
2421 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
2422 (new_var_info): Set it to false.
2423 (solution_set_add): Correctly handle pointers outside a var and
2425 (type_safe): Treat variables with is_full_var properly.
2426 (do_sd_constraint): Likewise.
2427 (do_ds_constraint): Likewise.
2428 (process_constraint): Remove zeroing offset for !use_field_sensitive.
2429 (get_constraint_for_ptr_offset): New function.
2430 (get_constraint_for_component_ref): For addresses at least include
2431 the last field of the variable. Handle is_full_vars properly.
2432 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
2433 (handle_ptr_arith): Remove.
2434 (find_func_aliases): Simplify assignment handling.
2435 (create_function_info_for): For parameter and result varinfos set
2437 (create_variable_info_for): Set is_full_var flag whenever we
2438 just created a single varinfo for a decl.
2439 (init_alias_vars): Initialize use_field_sensitive from
2440 max-fields-for-field-sensitive parameter.
2442 2008-07-07 Richard Guenther <rguenther@suse.de>
2444 PR tree-optimization/36713
2445 * tree-flow-inline.h (is_call_used): New function.
2446 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
2447 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2448 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
2450 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2452 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
2454 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
2456 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
2458 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2459 Nathan Sidwell <nathan@codesourcery.com>
2461 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
2462 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
2464 * config/m68k/t-linux: New.
2465 * doc/install.texi: Document m68k-*-linux is now multilibbed by
2468 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
2470 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
2471 * config/m68k/m68k-devices.def: Remove multilibs that only differ
2474 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2476 * gcc.c (execute): Fix -Wc++-compat warning.
2478 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
2481 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
2482 constant for little endian.
2484 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
2486 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
2487 mips_base_mips16 instead of TARGET_MIPS16.
2488 (mips_base_mips16): Declare.
2489 * config/mips/mips.c (mips_base_mips16): Make global.
2490 (was_mips16_p): Remove GTY marker.
2491 (was_mips16_pch_p): New variable.
2492 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
2493 (mips_override_options): Force to non-MIPS16 mode initially.
2494 Do not complain about MIPS16 PIC incompatibilities here.
2495 Only allow -mgpopt if -mexplicit-relocs is in force for
2498 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
2500 * configure.ac: Check for caddr_t, define to char * if not defined.
2501 * configure: Regenerate.
2502 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
2503 (mmap_gt_pch_use_address): Likewise.
2504 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
2506 2008-07-06 Richard Guenther <rguenther@suse.de>
2508 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
2509 (new_var_info): Deal with it.
2510 (solution_set_add): Likewise.
2511 (bitpos_of_field): Make signed, fix.
2512 (struct fieldoff): Remove type and decl fields. Make size field
2513 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
2515 (fieldoff_compare): Deal with it.
2516 (push_fields_onto_fieldstack): Remove has_union argument, glob
2517 adjacent non-pointer fields together.
2518 (create_function_info_for): Do not set has_union.
2519 (create_variable_info_for): Simplify.
2521 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
2523 * config.gcc (extra_headers): Add cross-stdarg.h for target
2524 x86_64-*-* and i?86-*-*.
2525 * config/i386/cross-stdarg.h: New.
2526 * builtins.c (std_fn_abi_va_list): New.
2527 (std_canonical_va_list_type): New.
2528 (stabilize_va_list): Replace va_list_type_node use by
2529 mtarget.canonical_va_list_type.
2530 (gimplify_va_arg_expr): Likewise.
2531 (expand_builtin_va_copy): Replace va_list_type_node use by
2532 mtarget.fn_abi_va_list.
2533 * tree-sra.c (is_va_list_type): New helper.
2534 (decl_can_be_decomposed_p): Replace
2535 va_list_type_node use by is_va_list_type.
2536 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
2537 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2538 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
2539 * config/i386/i386-protos.h (ix86_get_valist_type): New.
2540 (ix86_enum_va_list): New.
2541 * config/i386/i386.c (sysv_va_list_type_node): New.
2542 (ms_va_list_type_node): New.
2543 (ix86_function_type_abi): Remove sorry.
2544 (ix86_build_builtin_va_list_abi): New.
2545 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
2547 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
2548 (ix86_init_builtins_va_builtins_abi): New.
2549 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
2551 (ix86_handle_abi_attribute): New.
2552 (attribute_spec): Add sysv_abi and ms_abi.
2553 (ix86_fn_abi_va_list): New.
2554 (ix86_canonical_va_list_type): New.
2555 (ix86_enum_va_list): New.
2556 (TARGET_FN_ABI_VA_LIST): New.
2557 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2558 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
2559 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
2560 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2561 (TARGET_ENUM_VA_LIST): New.
2562 * expr.h (std_fn_abi_va_list): New.
2563 (std_canonical_va_list_type): New.
2564 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
2565 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2566 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
2567 TARGET_CANONICAL_VA_LIST_TYPE.
2568 * target.h (struct gcc_target): Add fn_abi_va_list hook
2569 and canonical_va_list_type hook.
2571 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2573 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
2574 integral and pointer types.
2576 2008-07-04 Roger Sayle <roger@eyesopen.com>
2578 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
2579 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
2581 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
2584 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
2586 2008-07-04 Jakub Jelinek <jakub@redhat.com>
2588 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
2589 build_gimple_modify_stmt.
2590 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
2591 gimple operand. Use fold_build* instead of build*.
2593 2008-07-04 Richard Guenther <rguenther@suse.de>
2595 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
2596 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
2597 properly to compute the reachability set if we do field-sensitive PTA.
2598 * invoke.texi (max-fields-for-field-sensitive): Document default.
2599 * opts.c (decode_options): Set max-fields-for-field-sensitive to
2600 100 for optimize >= 2.
2602 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2604 * ggc-zone.c (lookup_page_table_if_allocated,
2605 set_page_table_entry, zone_find_object_size, alloc_small_page,
2606 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
2607 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
2608 -Wc++-compat and/or -Wcast-qual warnings.
2610 2008-07-04 Alan Modra <amodra@bigpond.net.au>
2613 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
2614 pic_offset_table_rtx to be marked as used here.
2615 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
2616 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
2617 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
2618 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
2621 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2623 * alloc-pool.c (hash_descriptor, eq_descriptor,
2624 alloc_pool_descriptor): Fix -Wc++-compat warnings.
2625 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
2627 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
2628 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
2629 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
2630 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
2633 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
2635 * tree-flow.h (loop_only_exit_p): Declare.
2636 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
2637 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
2638 the number of iterations if it is constant. Otherwise, if this is the
2639 only possible exit of the loop, use the conservative estimate on the
2640 number of iterations of the entire loop if available.
2642 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
2644 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
2645 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
2646 Add synchronization functions.
2647 * config/sync.c: New file.
2648 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
2649 (LIBGCC_SYNC_CFLAGS): Likewise.
2651 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
2654 * config/i386/i386.md (mode): Add TF to "mode" attribute.
2655 (*pushtf_sse): New insn pattern.
2656 (pushtf splitters): New splitters.
2658 2008-07-03 Michael Meissner <gnu@the-meissners.org>
2661 * predict.c (build_predict_expr): Use void_type_node for the tree
2662 type, instead of NULL_TREE.
2664 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
2666 * config/i386/i386.c (contains_aligned_value_p): Return true
2668 (ix86_data_alignment): Align TCmode to 128bits.
2669 (ix86_local_alignment): Likewise.
2671 2008-07-03 Andrew Haley <aph@redhat.com>
2674 * vec.h (VEC_TA): New.
2675 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
2676 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
2677 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
2678 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
2679 (C_COMMON_FIXED_TYPES): Remove first arg.
2680 (C_COMMON_FIXED_MODE_TYPES): Likewise.
2681 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
2682 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
2683 not to use empty macro arguments.
2685 2008-07-02 Joseph Myers <joseph@codesourcery.com>
2687 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
2688 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
2689 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
2690 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
2691 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
2692 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
2693 config/ia64/crtn.asm, config/m68hc11/larith.asm,
2694 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
2695 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
2696 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2697 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2698 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2699 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
2700 config/rs6000/e500crtres64gpr.asm,
2701 config/rs6000/e500crtres64gprctr.asm,
2702 config/rs6000/e500crtrest32gpr.asm,
2703 config/rs6000/e500crtrest64gpr.asm,
2704 config/rs6000/e500crtresx32gpr.asm,
2705 config/rs6000/e500crtresx64gpr.asm,
2706 config/rs6000/e500crtsav32gpr.asm,
2707 config/rs6000/e500crtsav64gpr.asm,
2708 config/rs6000/e500crtsav64gprctr.asm,
2709 config/rs6000/e500crtsavg32gpr.asm,
2710 config/rs6000/e500crtsavg64gpr.asm,
2711 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
2712 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
2713 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
2714 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
2715 config/sparc/sol2-cn.asm: Remove .file directives.
2717 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
2719 * resource.c (mark_referenced_resources): Look inside
2720 UNSPEC_VOLATILEs and ASM_INPUTs.
2722 2008-07-02 Ian Lance Taylor <iant@google.com>
2724 * rtlanal.c (add_reg_note): New function.
2725 * rtl.h (add_reg_note): Declare.
2726 * auto-inc-dec.c (attempt_change): Use add_reg_note.
2727 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
2728 * builtins.c (expand_builtin_longjmp): Likewise.
2729 (expand_builtin_nonlocal_goto): Likewise.
2730 * calls.c (emit_call_1, expand_call): Likewise.
2731 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2732 * cfglayout.c (fixup_reorder_chain): Likewise.
2733 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
2734 (commit_one_edge_insertion): Likewise.
2735 * combine.c (move_deaths, distribute_notes): Likewise.
2736 * df-problems.c (df_set_note): Likewise.
2737 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
2738 (set_unique_reg_note): Likewise.
2739 (emit_copy_of_insn_after): Likewise.
2740 * expr.c (expand_expr_real): Likewise.
2741 * gcse.c (add_label_notes): Likewise.
2742 * haifa-sched.c (create_check_block_twin): Likewise.
2743 * jump.c (mark_jump_label_1): Likewise.
2744 * loop-doloop.c (add_test, doloop_modify): Likewise.
2745 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2746 * lower-subreg.c (move_eh_region_note): Likewise.
2747 * optabs.c (emit_libcall_block): Likewise.
2748 * predict.c (predict_insn): Likewise.
2749 (combine_predictions_for_insn): Likewise.
2750 * recog.c (peephole2_optimize): Likewise.
2751 * regmove.c (try_auto_increment): Likewise.
2752 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
2753 * reload.c (find_reloads): Likewise.
2754 * reload1.c (fixup_eh_region_note): Likewise.
2755 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
2756 * reorg.c (delete_prior_computation): Likewise.
2757 (delete_computation, dbr_schedule): Likewise.
2758 * config/pa/pa.c (legitimize_pic_address): Likewise.
2759 * config/sh/sh.c (sh_reorg): Likewise.
2761 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2764 * config/libgcc-glibc.ver: Add %exclude.
2765 * config/m32r/libgcc-glibc.ver: Likwise.
2766 * config/s390/libgcc-glibc.ver: Likwise.
2767 * config/sh/libgcc-glibc.ver: Likwise.
2768 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
2770 * config/i386/libgcc-glibc.ver: New.
2772 * config/i386/libgcc-x86_64-glibc.ver: Removed.
2774 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2776 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
2777 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
2778 i[34567]86-*-linux*, x86_64-*-linux*. Add
2779 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
2780 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
2781 x86_64-*-linux*. Add i386/t-linux to tmake_file for
2782 i[34567]86-*-linux*, x86_64-*-linux*.
2784 * libgcc-std.ver: Add empty GCC_4.4.0.
2786 * mkmap-symver.awk: Support multiple versions per symbol.
2788 * config/i386/i386.c (ix86_init_builtins): Always define
2789 __builtin_fabsq and __builtin_copysignq with fallbacks.
2790 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
2791 and __builtin_copysignq if SSE2 isn't available.
2793 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
2794 (LIBGCC2_TF_CEXT): Likwise.
2797 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
2799 * config/i386/sfp-machine.h: Moved to libgcc.
2801 * config/i386/sfp-machine.h: New.
2802 * config/i386/t-linux: Likwise.
2804 * config/i386/t-darwin: Remove softfp_wrap_start and
2806 * config/i386/t-darwin64: Likewise.
2808 * config/i386/t-fprules-softfp64: Renamed to ...
2809 * config/i386/t-fprules-softfp: This.
2811 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
2812 and softfp_wrap_end.
2814 2008-07-02 Jason Merrill <jason@redhat.com>
2816 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
2818 * tree.c (ctor_to_list): New fn.
2819 * tree.h: Declare it.
2820 (CONSTRUCTOR_ELT): New macro.
2821 (CONSTRUCTOR_NELTS): New macro.
2823 2008-07-02 Richard Guenther <rguenther@suse.de>
2825 * tree-ssa-structalias.c (struct variable_info): Reorder
2826 to fill padding on 64bit hosts. Make collapsed_to an int.
2827 (get_varinfo_fc): Deal with that.
2828 (new_var_info): Likewise.
2829 (collapse_rest_of_var): Likewise.
2831 2008-07-02 Joshua Sumali <jsumali@redhat.com>
2833 * doc/install.texi (--enable-java-home): Document.
2834 (--enable-aot-compile-rpm): Likewise.
2835 (--with-arch-directory): Likewise.
2836 (--with-os-directory): Likewise.
2837 (--with-origin-name): Likewise.
2838 (--with-arch-suffix): Likewise.
2839 (--with-jvm-root-dir): Likewise.
2840 (--with-jvm-jar-dir): Likewise.
2841 (--with-python-dir): Likewise.
2843 2008-07-02 Richard Guenther <rguenther@suse.de>
2845 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
2846 from decls explicitly. Merge operand checking from tuples.
2848 2008-07-02 Martin Jambor <mjambor@suse.cz>
2850 * tree-switch-conversion.c: Included timevar.h which I forgot before.
2852 2008-07-02 Martin Jambor <mjambor@suse.cz>
2854 * tree-switch-conversion.c: Included timevar.h
2855 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
2857 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
2859 2008-07-02 Martin Jambor <mjambor@suse.cz>
2861 * tree-switch-conversion.c: Corrected various comments and
2863 (build_constructors): Fixed minor formatting mistakes.
2865 * invoke.texi (Optimize Options): Corrected the
2866 switch-conversion-max-branch-ratio parameter.
2868 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
2870 * final.c (asm_insn_count): Return zero for an empty asm body.
2872 2008-07-02 Richard Guenther <rguenther@suse.de>
2874 * bitmap.h (bitmap_set_bit): Return bool.
2875 (bitmap_clear_bit): Likewise.
2876 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
2877 write to the bitmap if it would.
2878 (bitmap_clear_bit): Likewise.
2879 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
2880 bitmap_set_bit return value.
2881 (add_pred_graph_edge): Likewise.
2882 (add_graph_edge): Likewise.
2883 (do_sd_constraint): Likewise.
2884 (do_ds_constraint): Likewise.
2886 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2888 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
2889 Fix -Wc++-compat and/or -Wcast-qual warnings.
2890 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
2891 gen_regparm_prefix): Likewise.
2892 * vmsdbgout.c (write_modbeg, lookup_filename,
2893 vmsdbgout_source_line, vmsdbgout_init): Likewise.
2895 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
2897 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
2898 defaults.h definition apply.
2900 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2902 * function.c (assign_parm_remove_parallels): New.
2903 (assign_parm_setup_block_p): Do not return true for non-BLKmode
2905 (assign_parm_setup_block): Do not handle them.
2906 (assign_parm_setup_reg, assign_parm_setup_stack): Call
2907 assign_parm_remove_parallels.
2909 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2911 * c-typeck.c (convert_for_assignment): Use
2912 vector_targets_convertible_p.
2913 * c-common.c (vector_targets_convertible_p): New.
2914 * c-common.h (vector_targets_convertible_p): New prototype.
2915 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
2916 opaque_p_V2SI_type_node.
2918 2008-07-01 Steve Ellcey <sje@cup.hp.com>
2920 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
2923 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
2925 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
2926 TFmode constants via two element DImode vector for hosts with
2927 HOST_BITS_PER_WIDE_INT < 64.
2928 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
2929 also for HOST_BITS_PER_WIDE_INT < 64.
2931 2008-07-01 Richard Guenther <rguenther@suse.de>
2933 PR tree-optimization/36666
2934 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
2935 (get_constraint_exp_from_ssa_var): Split into ...
2936 (get_constraint_exp_for_temp): ... this ...
2937 (get_constraint_for_ssa_var): ... and that.
2938 Return constraint expressions for all touched sub-fields
2939 if the results address is not taken.
2940 (process_constraint): Remove assertion that aggregate
2941 assignments do not happen at this place.
2942 (get_constraint_for_component_ref): Add address_p argument.
2943 Return constraint expressions for all touched sub-fields
2944 if the results address is not taken.
2945 (do_deref): Use get_constraint_exp_for_temp.
2946 (get_constraint_for_1): Rename from ...
2947 (get_constraint_for): ... this. Add the old function as wrapper.
2948 (do_structure_copy): Use get_constraint_for_1.
2950 2008-07-01 Martin Jambor <mjambor@suse.cz>
2952 * Makefile.in (tree-switch-conversion.o): Add.
2953 (OBJS-common): Add tree-swtch-conversion.o.
2954 * passes.c (init_optimization_passes): Add pass_convert_switch.
2955 * tree-pass.h: (pass_convert_switch): Add.
2956 * tree-switch-conversion.c: New file.
2957 * gcc.dg/tree-ssa/cswtch.c: New testcase.
2958 * common.opt (ftree-cswtch): New option.
2959 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2960 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2961 * opts.c (decode_options): Set flag_tree_switch_conversion when
2962 optimization level is >= 2.
2963 * doc/invoke.texi (Optimize Options): Added description of
2964 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
2966 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2968 * config/darwin-driver.c (darwin_default_min_version): Fix
2969 -Wc++-compat warnings.
2971 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
2973 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
2976 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2978 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
2980 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2982 PR rtl-optimization/34744
2983 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
2984 (df_scan_free_internal): Free data structures not
2985 allocated in storage pools.
2986 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
2987 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
2988 df_scan_free_mws_vec.
2989 * dse.c (dse_step6): Free offset_map_p and offset_map_n
2992 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
2994 * config/i386/i386.c (contains_aligned_value_p): Return true
2996 (ix86_function_arg_boundary): Return its natural boundary
2998 (return_in_memory_32): Don't check TDmode.
2999 (ix86_split_to_parts): Support splitting into 4 parts and
3000 support TFmode for 32bit target.
3001 (ix86_split_long_move): Support splitting into 4 parts.
3002 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
3004 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
3005 (ix86_init_builtins): Here.
3006 (ix86_scalar_mode_supported_p): Always return true for TFmode.
3007 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
3008 'q' and 'w', respectively.
3010 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
3012 (movtf_internal): Likewise.
3013 (<code>tf2): Likewise.
3014 (*absnegtf2_sse): Likewise.
3015 (copysign<mode>3): Likewise.
3016 (copysign<mode>3_const): Likewise.
3017 (copysign<mode>3_var): Likewise.
3018 (define_split UNSPEC_COPYSIGN): Likewise.
3019 * config/i386/sse.md (*nandtf3): Likewise.
3020 (<code>tf3): Likewise.
3021 (*<code>tf3): Likewise.
3023 2008-06-30 Joey Ye <joey.ye@intel.com>
3024 H.J. Lu <hongjiu.lu@intel.com>
3026 * global.c (compute_regsets): Set frame_pointer_needed here.
3027 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
3029 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3031 * doc/install.texi (specific): Expand Windows build notes.
3033 2008-06-30 Ira Rosen <irar@il.ibm.com>
3035 PR tree-optimization/36648
3036 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
3037 number of prolog iterations by step. Fix the comment.
3039 2008-06-30 Richard Guenther <rguenther@suse.de>
3042 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
3043 handle calls from ECF_MALLOC functions.
3044 (handle_pure_call): ECF_MALLOC functions do not return
3046 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
3048 2008-06-29 Andreas Schwab <schwab@suse.de>
3050 * config/m68k/m68k.c (print_operand): Always print a float
3052 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
3053 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
3056 * config/rs6000/x-linux64: Remove never used file.
3058 2008-06-29 Richard Guenther <rguenther@suse.de>
3060 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
3062 (struct alias_info): Move ...
3063 * tree-ssa-alias.c: ... here.
3064 (update_alias_info): Declare.
3065 (compute_may_aliases): Call it.
3066 (update_alias_info): New function.
3067 * tree-ssa-structalias.c (update_alias_info): Move ...
3068 * tree-ssa-alias.c (update_alias_info_1): ... here.
3069 * tree-ssa-structalias.c (process_constraint_1): Remove
3070 unused from_call argument. Rename to ...
3071 (process_constraint): ... this. Delete old wrapper.
3072 (make_constraint_to): Adjust callers.
3073 (handle_const_call): Likewise.
3074 (handle_pure_call): Likewise.
3075 (init_base_vars): Likewise.
3076 (handle_lhs_call): Likewise. Remove unnecessary constraint.
3077 (find_func_aliases): We don't need structure copies for
3079 (make_constraint_from_anything): Remove.
3080 (create_variable_info_for): For globals make constraints
3081 from escaped, not from anything.
3082 (compute_points_to_sets): Do not call update_alias_info.
3083 (ipa_pta_execute): Use make_constraint_from.
3085 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3087 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
3088 (bitmap.o-warn, dominance.o-warn): New.
3089 * configure.ac (cxx_compat_warn): Delete.
3090 (loose_warn): Add -Wcast-qual and -Wc++-compat.
3091 * system.h: Remove #pragma diagnostic for -Wcast-qual and
3093 * configure: Regenerate.
3095 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
3098 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3100 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
3101 * df-scan.c (df_notes_rescan): Likewise.
3102 * ggc-page.c (set_page_table_entry): Likewise.
3103 * intl.c (gcc_gettext_width): Likewise.
3104 * varasm.c (get_unnamed_section, get_noswitch_section,
3105 get_section): Likewise.
3107 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
3109 * regrename.c (build_def_use): Don't copy RTX.
3111 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
3113 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
3114 (Type Attributes): Fix nesting of @table and @subsection. Adjust
3115 punctuation. Use @ref instead of @xref.
3116 (Function Names): Remove stray @display/@end display.
3117 (C++ Attributes): Use @ref instead of @xref.
3118 (Deprecated Features): Fix punctuation around @xref.
3119 (Backwards Compatibility): Likewise.
3120 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
3122 2008-06-28 Joseph Myers <joseph@codesourcery.com>
3124 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
3125 constants for E500 double.
3127 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3129 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
3130 element type of const_vector.
3132 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
3134 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
3135 Remove FLAGS_REG clobber from expander pattern.
3136 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
3137 (anddi3, andsi3, andhi3, andqi3): Ditto.
3138 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
3139 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
3140 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
3141 (ashlsi3, ashlhi3, ashlqi3): Ditto.
3142 (ashrsi3, ashrhi3, ashrqi3): Ditto.
3143 (lshrsi3, lshrhi3, lshrqi3): Ditto.
3144 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
3145 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
3147 2008-06-28 Richard Guenther <rguenther@suse.de>
3149 * tree-ssa-structalias.c (callused_id, var_callused,
3150 callused_tree): Add.
3151 (handle_pure_call): New function.
3152 (find_func_aliases): Call it.
3153 (find_what_p_points_to): Handle the call-used set.
3154 (clobber_what_escaped): Likewise.
3155 (compute_call_used_vars): New function.
3156 (init_base_vars): Init the call-used variable.
3157 (do_sd_constraint): Do not propagate the solution from CALLUSED
3158 but use CALLUSED as a placeholder.
3159 (solve_graph): Likewise.
3160 * tree-flow-inline.h (gimple_call_used_vars): New function.
3161 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
3162 (compute_call_used_vars): Declare.
3163 * tree-ssa-alias.c (set_initial_properties): Call
3164 compute_call_used_vars.
3165 (reset_alias_info): Clear call-used variables.
3166 (add_call_clobber_ops): Assert we are not called for const/pure
3167 functions. Remove handling of them.
3168 (add_call_read_ops): Handle pure functions by adding the
3169 call-used set of variables as VUSEs.
3170 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
3171 (delete_tree_ssa): Free it.
3172 * tree-dfa.c (remove_referenced_var): Clear the var from the
3175 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
3177 * tree.c (build_varargs_function_type_list): New.
3178 (build_function_type_list_1): New.
3179 (build_function_type_list): Use build_function_type_list_1.
3180 * tree.h (build_varargs_function_type_list): New.
3182 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3185 * config/spu/spu.c (spu_builtin_splats): Do not generate
3186 invalid CONST_VECTOR expressions.
3187 (spu_expand_vector_init): Likewise.
3189 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
3191 * optabs.c (libfunc_decls): New variable.
3192 (libfunc_decl_hash, libfunc_decl_eq): New functions.
3193 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
3194 for the same function twice.
3196 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
3198 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
3199 ix86_expand_binary_operator directly.
3200 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
3202 (*ashrti3_1): Ditto.
3203 (*lshrti3_1): Ditto.
3204 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
3205 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
3206 using only one splitter. Conditionaly execute splitter before or
3207 after peephole2 pass.
3208 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
3209 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
3210 Use only one alternative in asm template.
3211 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
3213 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
3214 "J" operand constraint for operand 2.
3215 (*ashldi3_cconly_rex64): Ditto.
3216 (*ashrdi3_cmp_rex64): Ditto.
3217 (*ashrdi3_cconly_rex64): Ditto.
3218 (*lshrdi3_cmp_rex64): Ditto.
3219 (*lshrdi3_cconly_rex64): Ditto.
3220 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
3221 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
3222 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
3225 2008-06-27 Jakub Jelinek <jakub@redhat.com>
3227 * gimplify.c (omp_is_private): Don't return true if decl is not
3228 already private on #pragma omp for or #pragma omp parallel for.
3231 * tree-cfg.c (struct move_stmt_d): Replace block field with
3232 orig_block and new_block fields.
3233 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
3234 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
3235 (move_block_to_fn): Replace vars_map and new_label_map arguments
3236 with struct move_stmt_d pointer.
3237 (replace_block_vars_by_duplicates): New function.
3238 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
3239 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
3240 all subblocks of ORIG_BLOCK to the new function. Call
3241 replace_block_vars_by_duplicates.
3242 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
3243 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
3244 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
3245 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
3246 (expand_omp): Temporarily set input_location to the location of
3247 region's controlling stmt.
3248 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
3249 BIND_EXPR, push ctx->block_vars and gimplification vars into
3250 the BIND_EXPR and its block's BLOCK_VARS instead of directly
3252 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
3253 there are any BLOCK_VARS.
3254 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
3255 OMP_PARALLEL or OMP_TASK stmt.
3256 (lower_omp): Save and restore input_location around the lower_omp_1
3259 2008-06-27 Richard Guenther <rguenther@suse.de>
3261 PR tree-optimization/36400
3262 PR tree-optimization/36373
3263 PR tree-optimization/36344
3264 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
3265 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
3266 (update_alias_info): Remove call clobbering code.
3267 (make_constraint_to): New helper function.
3268 (make_escape_constraint): Likewise.
3269 (handle_rhs_call): Use it on all pointer containing arguments.
3270 Also mark the static chain escaped.
3271 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
3272 instead of ANYTHING.
3273 (make_constraint_from): New helper split out from ...
3274 (make_constraint_from_anything): ... here.
3275 (find_func_aliases): Add constraints for escape sites.
3276 (intra_create_variable_infos): Make constraints from NONLOCAL
3278 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
3280 (clobber_what_p_points_to): Remove.
3281 (clobber_what_escaped): New function.
3282 (init_base_vars): Init NONLOCAL and ESCAPED.
3283 (do_sd_constraint): Do not propagate the solution from ESCAPED
3284 but use ESCAPED as a placeholder.
3285 (solve_graph): Likewise.
3286 * tree-flow.h (clobber_what_p_points_to): Remove.
3287 (clobber_what_escaped): Declare.
3288 * tree-ssa-alias.c (set_initial_properties): Call it.
3289 Remove code clobbering escaped pointers.
3291 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
3293 * function.c (allocate_struct_function): Only allocate a unique
3294 funcdef_no if the decl is nonzero.
3296 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
3298 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
3299 * config/mips/mips.c (mips_split_const_insns): New function.
3300 * config/mips/mips.md (move_type): New attribute.
3301 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
3302 (dword_mode): New attribute.
3303 (type): Avoid long line. Map "move_type"s to "type"s,
3304 choosing "multi" for doubleword moves if appropriate.
3305 Swap MTC/MFC comments to match their declaration order.
3306 (extended_mips16): Default to "yes" if "move_type" is "sll0",
3307 "type" is "branch" or "jal" is "direct".
3308 (length): Handle "extended_mips16" first. Make the default
3309 "0" for "ghost" instructions. Set the length from "move_type".
3310 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
3311 of "type", with "sll0" for the register alternative. Remove the
3312 "extended_mips16" attribute.
3313 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
3314 of "type", with "shift_shift" for the register alternative.
3315 Remove the "length" attribute.
3316 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
3317 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
3318 of "type", with "andi" for the register alternative.
3319 (*zero_extendqihi2): Likewise.
3320 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
3321 of "andi" instead of a "type" of "arith".
3322 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
3324 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
3325 (mov_<store>r, *mov<mode>_ra): Likewise.
3326 (extendsidi2): Use "move_type" instead of "type", with "move"
3327 for the register alternative.
3328 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
3329 of "type", with "signext" for the register alternative.
3330 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
3331 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
3332 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
3333 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
3334 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
3335 (unnamed branch insn): Likewise.
3336 (*movdi_gp32_fp64): Fold into...
3337 (*movdi_32bit): ...here.
3338 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
3339 (*movdf_hardfloat): ...this new pattern.
3340 (*movdf_softfloat): Remove redundant FPR alternatives.
3341 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
3342 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
3343 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
3344 the "move" attribute.
3345 (*movdi_32bit): Use "move_type" instead of "type" and remove the
3346 "length" attribute. Use "fpload" and "fpstore" instead of "load"
3347 and "store" for COP loads and stores.
3348 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
3349 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
3350 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
3351 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
3352 (*movtf_mips16, *movv2sf): Likewise.
3353 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
3354 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3355 (mfhc1<mode>): Use "move_type" instead of "move".
3356 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
3357 (loadgp_blockage): Remove the "length" attribute.
3358 (blockage, set_got_version, update_got_version): Likewise.
3359 (call_internal): Remove the "extended_mips16" attribute.
3360 (call_value_internal, call_value_multiple_internal): Likewise.
3361 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
3363 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
3364 the "length" attribute.
3366 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3368 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
3369 -Wcast-qual warnings.
3370 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
3371 handle_pragma_pop_macro): Likewise.
3372 * collect2.c (resolve_lib_name): Likewise.
3373 * config/arc/arc.c (arc_init): Likewise.
3374 * config/arm/arm.c (neon_builtin_compare,
3375 locate_neon_builtin_icode): Likewise.
3376 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
3377 * config/bfin/bfin.c (bfin_init_machine_status,
3378 bfin_optimize_loop): Likewise.
3379 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
3380 * config/cris/cris.c (cris_init_expanders): Likewise.
3381 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
3382 * config/darwin.c (machopic_indirection_eq,
3383 machopic_indirection_name, machopic_output_indirection): Likewise.
3384 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
3385 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
3386 frv_optimize_membar): Likewise.
3387 * config/i386/cygwin.h (mingw_scan,
3388 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
3389 * config/i386/cygwin1.c (mingw_scan): Likewise.
3390 * config/i386/i386.c (machopic_output_stub): Likewise.
3391 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
3392 i386_pe_unique_section): Likewise.
3393 * config/ia64/ia64.c (ia64_init_machine_status,
3394 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
3396 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
3397 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
3398 * config/m68k/m68k.c (m68k_handle_option,
3399 m68k_sched_md_init_global): Likewise.
3400 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
3401 mcore_unique_section): Likewise.
3402 * config/mips/mips.c (mips_block_move_straight,
3403 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
3405 * config/mmix/mmix.c (mmix_init_machine_status,
3406 mmix_encode_section_info): Likewise.
3407 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
3408 * config/rs6000/rs6000.c (rs6000_init_machine_status,
3409 print_operand_address, output_toc, redefine_groups,
3410 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
3411 * config/s390/s390.c (s390_init_machine_status): Likewise.
3412 * config/score/score.c (score_block_move_straight,
3413 score_block_move_loop_body): Likewise.
3414 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
3415 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
3416 * emit-rtl.c (find_auto_inc): Likewise.
3417 * gcc.c (translate_options, process_command): Likewise.
3418 * reorg.c (dbr_schedule): Likewise.
3419 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
3420 * xcoffout.c (xcoffout_declare_function): Likewise.
3422 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
3424 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
3425 ipa-pta working again.
3427 2008-06-27 David Edelsohn <edelsohn@gnu.org>
3429 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
3432 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
3434 * config.gcc (powerpc*-*-*): Add new core e500mc.
3435 * config/rs6000/e500mc.md: New file.
3436 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3438 (rs6000_override_options): Add e500mc case to
3439 processor_target_table. Altivec and Spe options not allowed
3440 with e500mc. Add isel instruction to e500mc by
3441 default. Initialize rs6000_cost for e500mc.
3442 (rs6000_issue_rate): Set issue rate for e500mc.
3443 * config/rs6000/rs6000.h (processor_type): Add
3444 PROCESSOR_PPCE500MC.
3445 (ASM_CPU_SPEC): Add e500mc.
3446 Set TARGET_ISEL to rs6000_isel.
3447 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
3448 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
3449 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
3451 * doc/invoke.texi: Add e500mc to list of cpus.
3453 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3456 * c-lex.c (lex_charconst): Initialize unsignedp.
3458 2008-06-27 Olivier Hainque <hainque@adacore.com>
3460 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
3461 documented assumptions.
3463 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
3465 * dwarf2out.c: Remove trailing white spaces. Break long line
3468 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
3470 * libfuncs.h (LTI_synchronize): New libfunc_index.
3471 (synchronize_libfunc): Declare.
3472 * builtins.c (expand_builtin_synchronize): Consider using
3473 synchronize_libfunc before falling back on an asm blockage.
3474 * config/mips/mips.c: Include libfuncs.h
3475 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
3477 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
3479 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
3480 parameter. Copy stack_reg to r11 where appropriate.
3481 (no_global_regs_above): Add gpr parameter.
3482 (rs6000_stack_info): Only add padding for SPE save area if we
3483 are saving SPE GPRs and CR.
3484 (saveres_routine_syms): New variable.
3485 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
3487 (rs6000_savres_routine_sym): New function.
3488 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
3490 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
3491 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
3492 Tweak FPR out-of-line saving.
3493 (rs6000_make_savres_rtx): New function.
3494 (rs6000_use_multiple_p): New function.
3495 (rs6000_savres_strategy): New function.
3496 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
3497 out-of-line if appropriate.
3498 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
3499 if we are optimizing for size.
3500 (GP_SAVE_INLINE): Define.
3501 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
3502 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
3503 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
3504 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
3505 (*save_fpregs_<mode>): Add use of r11.
3506 (*restore_gpregs_<mode>): New insn.
3507 (*return_and_restore_gpregs_<mode>): New insn.
3508 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
3510 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
3511 (*restore_gpregs_spe): New insn.
3512 (*return_and_restore_gpregs_spe): New insn.
3513 * config/rs6000/predicates.md (save_world_operation): Fix check.
3515 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
3517 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
3518 this point, so assert that.
3520 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
3522 * cfganal.c: Include vec.h and vecprim.h.
3523 (compute_idf): Import from...
3524 * tree-into-ssa (compute_idf): ...here.
3525 * basic-block.h (compute_idf): Export.
3527 2008-06-26 Joseph Myers <joseph@codesourcery.com>
3529 * c-decl.c (merge_decls): Use !current_function_decl to check for
3530 extern declaration of C99 inline function being at file scope.
3532 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
3534 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
3536 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3538 * alias.c (record_alias_subset, init_alias_analysis): Fix
3539 -Wc++-compat and/or -Wcast-qual warnings.
3540 * attribs.c (lookup_attribute_spec): Likewise.
3541 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
3542 copy_bb, connect_traces,
3543 find_rarely_executed_basic_blocks_and_cr): Likewise.
3544 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
3545 note_btr_set, migrate_btr_defs): Likewise.
3546 * builtins.c (result_vector, expand_builtin_memcpy,
3547 expand_builtin_mempcpy_args, expand_builtin_strncpy,
3548 builtin_memset_read_str, expand_builtin_printf,
3549 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
3551 * caller-save.c (mark_set_regs): Likewise.
3552 * calls.c (expand_call, emit_library_call_value_1): Likewise.
3553 * cgraph.c (cgraph_edge): Likewise.
3554 * combine.c (likely_spilled_retval_1): Likewise.
3555 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
3556 htab_counts_entry_del, get_coverage_counts): Likewise.
3557 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
3558 new_cselib_val): Likewise.
3559 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
3560 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
3562 * df-core.c (df_compact_blocks): Likewise.
3563 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
3564 * df-scan.c (df_grow_reg_info, df_ref_create,
3565 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
3566 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
3567 df_record_entry_block_defs, df_record_exit_block_uses,
3568 df_bb_verify): Likewise.
3569 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
3570 DF_REF_EXTRACT_MODE_CONST): New.
3571 * dominance.c (get_immediate_dominator, get_dominated_by,
3572 nearest_common_dominator, root_of_dom_tree,
3573 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
3574 -Wc++-compat and/or -Wcast-qual warnings.
3575 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
3576 record_store, replace_read, check_mem_read_rtx, scan_insn,
3577 dse_step1, dse_record_singleton_alias_set): Likewise.
3578 * dwarf2asm.c (dw2_force_const_mem): Likewise.
3580 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3582 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
3583 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
3584 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
3585 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
3586 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
3587 add_ranges_num, add_ranges_by_labels, file_info_cmp,
3588 file_name_acquire, output_file_names, add_const_value_attribute,
3589 premark_used_types_helper, file_table_eq, file_table_hash,
3590 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
3591 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
3592 -Wcast-qual warnings.
3593 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
3594 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
3595 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
3596 gen_reg_rtx, start_sequence, init_emit): Likewise.
3597 * et-forest.c (et_new_occ, et_new_tree): Likewise.
3598 * except.c (init_eh_for_function, gen_eh_region,
3599 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
3600 arh_to_landing_pad, arh_to_label, add_action_record,
3601 add_call_site, switch_to_exception_section): Likewise.
3602 * expmed.c (synth_mult): Likewise.
3603 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
3604 store_expr): Likewise.
3605 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
3607 * function.c (assign_stack_temp_for_type,
3608 allocate_struct_function, match_asm_constraints_1): Likewise.
3609 * gcov-io.c (gcov_allocate): Likewise.
3610 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
3611 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
3612 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
3613 record_one_set, insert_expr_in_table, insert_set_in_table,
3614 dump_hash_table, compute_hash_table_work, alloc_hash_table,
3615 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
3616 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
3617 -Wcast-qual warnings.
3619 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3621 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
3622 -Wcast-qual warnings.
3623 * gcc.c (process_command): Likewise.
3624 * genattrtab.c (oballoc): Use XOBNEW.
3625 (oballocvec): Define.
3626 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
3627 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
3628 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
3629 -Wc++-compat and/or -Wcast-qual warnings.
3630 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
3631 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
3632 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
3633 gen_presence_absence_set, gen_automaton, gen_regexp_el,
3634 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
3635 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
3636 add_excls, process_presence_absence_names,
3637 process_presence_absence_patterns, add_presence_absence,
3638 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
3639 get_free_state, add_arc, get_free_automata_list_el,
3640 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
3641 transform_3, cache_presence, create_ainsns, create_automata,
3642 create_state_ainsn_table, dfa_insn_code_enlarge,
3643 output_trans_func, output_min_issue_delay_func,
3644 output_dead_lock_func, output_reset_func,
3645 output_get_cpu_unit_code_func, output_dfa_start_func,
3646 expand_automata): Likewise.
3647 * genextract.c (gen_insn): Likewise.
3648 * gengtype-lex.l: Likewise.
3649 * gengtype.c (read_input_list, adjust_field_type,
3650 process_gc_options): Likewise.
3651 * genoutput.c (note_constraint): Likewise.
3652 * genpreds.c (mangle, add_constraint): Likewise.
3653 * genrecog.c (process_define_predicate, new_decision,
3654 add_to_sequence): Likewise.
3655 * gensupport.c (record_insn_name): Likewise.
3657 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3659 * config/i386/driver-i386.c (detect_caches_amd,
3660 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
3661 and/or -Wcast-qual warnings.
3662 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
3663 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
3664 gt_pch_save): Likewise.
3665 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
3666 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
3667 * global.c (compute_regsets): Likewise.
3668 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
3669 finish_graph_dump_file): Likewise.
3670 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
3671 unlink_bb_notes): Likewise.
3672 * integrate.c (get_hard_reg_initial_val): Likewise.
3673 * ipa-prop.c (ipa_push_func_to_list): Likewise.
3674 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
3675 * local-alloc.c (update_equiv_regs): Likewise.
3676 * loop-invariant.c (check_invariant_table_size,
3677 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
3679 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
3680 altered_reg_used, mark_altered): Likewise.
3681 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
3682 insert_var_expansion_initialization,
3683 combine_var_copies_in_loop_exit, apply_opt_in_copies,
3684 release_var_copies): Likewise.
3685 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
3686 analyze_matrix_decl, add_allocation_site, analyze_transpose,
3687 analyze_accesses_for_phi_node, check_var_notmodified_p,
3688 check_allocation_function, find_sites_in_func,
3689 record_all_accesses_in_func, transform_access_sites,
3690 transform_allocation_sites): Likewise.
3691 * omp-low.c (new_omp_region, create_omp_child_function_name,
3692 check_omp_nesting_restrictions, check_combined_parallel,
3693 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
3694 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
3695 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3696 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
3698 * opts-common.c (prune_options): Likewise.
3699 * opts.c (add_input_filename, print_filtered_help,
3700 get_option_state): Likewise.
3701 * params.c (add_params): Likewise.
3702 * passes.c (set_pass_for_id, next_pass_1,
3703 do_per_function_toporder, pass_fini_dump_file): Likewise.
3704 * postreload.c (reload_cse_simplify_operands): Likewise.
3705 * predict.c (tree_predicted_by_p, tree_predict_edge,
3706 clear_bb_predictions, combine_predictions_for_bb): Likewise.
3708 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3710 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
3712 * recog.c (check_asm_operands, validate_change_1): Likewise.
3713 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
3714 subst_asm_stack_regs): Likewise.
3715 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
3716 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
3717 * regmove.c (reg_is_remote_constant_p): Likewise.
3718 * regrename.c (regrename_optimize, scan_rtx_reg,
3719 kill_clobbered_value, kill_set_value, kill_autoinc_value):
3721 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
3722 regstat_compute_calls_crossed): Likewise.
3723 * reload1.c (init_reload, new_insn_chain,
3724 has_nonexceptional_receiver, reload, copy_reloads,
3725 calculate_needs_all_insns, init_elim_table): Likewise.
3726 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
3727 * rtl.c (shallow_copy_rtx_stat): Likewise.
3728 * rtlanal.c (parms_set): Likewise.
3729 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
3730 sbitmap_resize, sbitmap_vector_alloc): Likewise.
3731 * sched-ebb.c (earliest_block_with_similiar_load,
3732 add_deps_for_risky_insns): Likewise.
3733 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
3734 schedule_region): Likewise.
3735 * see.c (eq_descriptor_pre_extension,
3736 hash_descriptor_pre_extension, hash_del_pre_extension,
3737 eq_descriptor_properties, hash_descriptor_properties,
3738 hash_del_properties, see_seek_pre_extension_expr,
3739 see_initialize_data_structures, see_print_register_properties,
3740 see_print_pre_extension_expr, see_delete_merged_def_extension,
3741 see_delete_unmerged_def_extension, see_emit_use_extension,
3742 see_pre_delete_extension, see_map_extension, see_commit_changes,
3743 see_analyze_merged_def_local_prop,
3744 see_analyze_merged_def_local_prop,
3745 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
3746 see_set_prop_merged_def, see_set_prop_unmerged_def,
3747 see_set_prop_unmerged_use, see_print_one_extension,
3748 see_merge_one_use_extension, see_merge_one_def_extension,
3749 see_store_reference_and_extension, see_update_uses_relevancy,
3750 see_update_defs_relevancy): Likewise.
3751 * statistics.c (hash_statistics_hash, hash_statistics_eq,
3752 hash_statistics_free, curr_statistics_hash): Likewise.
3753 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
3754 expand_asm_operands, expand_return, case_bit_test_cmp,
3755 expand_case): Likewise.
3756 * stor-layout.c (start_record_layout): Likewise.
3757 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
3758 gt_pch_save_stringpool): Likewise.
3759 * tree-data-ref.c (hash_stmt_vertex_info,
3760 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
3761 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
3763 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
3766 * config/i386/i386.md : Change constraints of HImode and QImode
3767 immediate operands from "i" to "n". Change SImode "ni" constraint to
3768 "i" and SImode "rmi" constraint to "g". Remove all constraints
3769 from const0_operand and const1_operand predicated operands.
3770 (i): Change QImode and HImode attribute from "i" to "n".
3771 (*subqi_2): Change HImode operands to QImode.
3774 2008-06-25 Olivier Hainque <hainque@adacore.com>
3776 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
3779 2008-06-25 Richard Guenther <rguenther@suse.de>
3781 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
3782 not overflow the result type.
3784 2008-06-25 Richard Guenther <rguenther@suse.de>
3786 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
3787 (vn_lookup): Likewise.
3789 2008-06-25 Richard Guenther <rguenther@suse.de>
3791 PR tree-optimization/35518
3792 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
3793 * tree-sra.c (instantiate_element): Use fold_build3 to build
3795 (try_instantiate_multiple_fields): Likewise.
3797 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3799 * config/rs6000/rs6000.md: Change all string instruction's clobber to
3802 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3804 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
3805 use_backchain_to_restore_sp to true
3806 if the offset of the link register save area would go over the 32k - 1
3807 offset limit of the load
3810 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
3812 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
3813 anchor for the type-punning blurb. Cross-reference "Structures
3814 unions enumerations and bit-fields implementation". Provide a
3815 cast-through-pointer example. Make final sentence self-contained.
3816 * doc/implement-c.texi (Structures unions enumerations and
3817 bit-fields implementation): Cross-reference the type-punning blurb
3818 in the -fstrict-aliasing documentation.
3820 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3823 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
3824 the memory instead of the memory itself for the save area.
3826 2008-06-24 Olivier Hainque <hainque@adacore.com>
3827 Nicolas Roche <roche@adacore.com>
3829 * gengtype.c (srcdir_len): size_t instead of int.
3830 (get_file_realbasename): New function. For F a filename, the real
3831 basename of F, with all the path components stripped.
3832 (get_file_srcdir_relative_path): New function. For F a filename, the
3833 relative path to F from $(srcdir).
3834 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
3835 get_file_realbasename. Adjust the head comment.
3836 (get_prefix_langdir_index): New function. For F a filename, return the
3837 lang_dir_names[] relative index of the language directory that is
3839 (get_file_langdir): For F a filename, return the name of the language
3840 directory where F is located.
3841 (get_file_gtfilename): New function. The gt- output file name for an
3843 (get_output_file_with_visibility): Replace in-line computations with
3844 uses of get_file_gtfilename and get_prefix_langdir_index.
3845 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
3847 2008-06-24 Jakub Jelinek <jakub@redhat.com>
3849 PR tree-optimization/36504
3850 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
3851 references without base address.
3853 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3856 * calls.c (expand_call): Increase alignment for recursive functions.
3858 2008-06-23 Anatoly Sokolov <aesok@post.ru>
3860 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
3861 (TARGET_FUNCTION_VALUE): New define.
3862 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
3863 * config/avr/avr.h (FUNCTION_VALUE): Remove.
3865 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3867 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
3868 (fmod<mode>3): Ditto.
3869 (remainderxf3): Ditto.
3870 (remainder<mode>3): Ditto.
3872 2008-06-23 Jakub Jelinek <jakub@redhat.com>
3875 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
3876 REG is a hard register.
3878 PR tree-optimization/36508
3879 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
3880 499, don't check it at all in release compilers.
3882 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3884 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
3885 together with SSE_TARGET_MATH to disable insn pattern.
3886 (*fop_<MODEF:mode>_2_i387): Ditto.
3887 (*fop_<MODEF:mode>_3_i387): Ditto.
3889 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
3891 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
3893 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3896 * gimplify.c (gimplify_asm_expr): Check the return code of
3897 parse_output_constraint call, set function return and is_inout
3900 2008-06-22 Ian Lance Taylor <iant@google.com>
3902 * c-lex.c (narrowest_unsigned_type): Change itk to int.
3903 (narrowest_signed_type): Likewise.
3904 * c-typeck.c (c_common_type): Change local variable mclass to enum
3906 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
3907 tcc_comparison, not the tree code itself.
3908 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
3909 (c_expand_expr): Cast modifier to enum expand_modifier.
3910 * c-common.h (C_RID_CODE): Add casts.
3911 (C_SET_RID_CODE): Define.
3912 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
3913 (c_lex_one_token): Add cast to avoid warning.
3914 (c_parser_objc_type_name): Rename local typename to type_name.
3915 (check_no_duplicate_clause): Change code parameter to enum
3917 (c_parser_omp_var_list_parens): Change kind parameter to enum
3919 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
3920 c_parser_omp_list_var_parens.
3921 (c_parser_omp_threadprivate): Likewise.
3922 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
3923 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
3924 * c-format.c (NO_FMT): Define.
3925 (printf_length_specs): Use NO_FMT.
3926 (asm_fprintf_length_specs): Likewise.
3927 (gcc_diag_length_specs): Likewise.
3928 (scanf_length_specs): Likewise.
3929 (strfmon_length_specs): Likewise.
3930 (gcc_gfc_length_specs): Likewise.
3931 (printf_flag_specs): Change 0 to STD_C89.
3932 (asm_fprintf_flag_specs): Likewise.
3933 (gcc_diag_flag_specs): Likewise.
3934 (gcc_cxxdiag_flag_specs): Likewise.
3935 (scanf_flag_specs): Likewise.
3936 (strftime_flag_specs): Likewise.
3937 (strfmon_flag_specs): Likewise.
3938 (print_char_table): Likewise.
3939 (asm_fprintf_char_table): Likewise.
3940 (gcc_diag_char_table): Likewise.
3941 (gcc_tdiag_char_table): Likewise.
3942 (gcc_cdiag_char_table): Likewise.
3943 (gcc_cxxdiag_char_table): Likewise.
3944 (gcc_gfc_char_table): Likewise.
3945 (scan_char_table): Likewise.
3946 (time_char_table): Likewis.
3947 (monetary_char_table): Likewise.
3948 * c-format.h (BADLEN): Likewise.
3950 2008-06-21 Ian Lance Taylor <iant@google.com>
3952 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
3953 Define END_OF_BASE_TREE_CODES around inclusion.
3954 * tree.c (tree_code_type): New global array.
3955 (tree_code_length, tree_code_name): Likewise.
3956 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
3958 (all-tree.def, s-alltree): New targets.
3959 (gencheck.h, s-gencheck): Remove.
3960 (tree.o): Depend upon all-tree.def.
3961 (build/gencheck.o): Remove gencheck.h dependency.
3962 (mostlyclean): Don't remove gencheck.h.
3963 * c-common.h (enum c_tree_code): Remove.
3964 * c-lang.c (tree_code_type): Remove.
3965 (tree_code_length, tree_code_name): Remove.
3966 * gencheck.c (tree_codes): Include all-tree.def, rather than
3967 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
3969 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
3971 * cp/cp-tree.h (enum cplus_tree_code): Remove.
3972 (operator_name_info): Size to MAX_TREE_CODES.
3973 (assignment_operator_name_info): Likewise.
3974 * cp/cp-lang.c (tree_code_type): Remove.
3975 (tree_code_length, tree_code_name): Remove.
3976 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
3977 (assignment_operator_name_info): Likewise.
3978 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
3980 * cp/mangle.c (write_expression): Likewise.
3981 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
3982 * fortran/f95-lang.c (tree_code_type): Remove.
3983 (tree_code_length, tree_code_name): Remove.
3984 * java/java-tree.h (enum java_tree_code): Remove.
3985 * java/lang.c (tree_code_type): Remove.
3986 (tree_code_length, tree_code_name): Remove.
3987 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
3988 * objc/objc-act.h (enum objc_tree_code): Remove.
3989 * objc/objc-lang.c (tree_code_type): Remove.
3990 (tree_code_length, tree_code_name): Remove.
3991 * objcp/objcp-lang.c (tree_code_type): Remove.
3992 (tree_code_length, tree_code_name): Remove.
3993 * ada/ada-tree.h (enum gnat_tree_code): Remove.
3994 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
3995 * ada/misc.c (tree_code_type): Remove.
3996 (tree_code_length, tree_code_name): Remove.
3998 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
4000 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
4001 the grand_bitmap_obstack.
4003 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4005 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
4006 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
4007 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
4008 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
4009 move_stmt_r, new_label_mapper): Likewise.
4010 * tree-complex.c (cvc_lookup): Likewise.
4011 * tree-dfa.c (create_function_ann): Likewise.
4012 * tree-dump.c (dump_register): Likewise.
4013 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
4014 find_phi_replacement_condition): Likewise.
4015 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
4016 tree_function_versioning): Likewise.
4017 * tree-into-ssa.c (cmp_dfsnum): Likewise.
4018 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
4019 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
4020 get_nonlocal_debug_decl, convert_nonlocal_reference,
4021 convert_nonlocal_omp_clauses, get_local_debug_decl,
4022 convert_local_reference, convert_local_omp_clauses,
4023 convert_nl_goto_reference, convert_nl_goto_receiver,
4024 convert_tramp_reference, convert_call_expr): Likewise.
4025 * tree-outof-ssa.c (contains_tree_r): Likewise.
4026 * tree-parloops.c (reduction_phi, initialize_reductions,
4027 eliminate_local_variables_1, add_field_for_reduction,
4028 add_field_for_name, create_phi_for_local_result,
4029 create_call_for_reduction_1, create_loads_for_reductions,
4030 create_stores_for_reduction, create_loads_and_stores_for_name):
4032 * tree-phinodes.c (allocate_phi_node): Likewise.
4033 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
4034 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
4035 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
4036 * tree-ssa-coalesce.c (compare_pairs): Likewise.
4037 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
4038 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
4039 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
4040 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
4041 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
4042 vn_nary_op_insert): Likewise.
4043 * tree-ssa.c (redirect_edge_var_map_add,
4044 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
4045 * tree-vectorizer.c (vectorize_loops): Likewise.
4046 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
4047 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
4048 tree_cons_stat, build1_stat, build_variant_type_copy,
4049 decl_init_priority_lookup, decl_fini_priority_lookup,
4050 decl_priority_info, decl_restrict_base_lookup,
4051 decl_restrict_base_insert, decl_debug_expr_lookup,
4052 decl_debug_expr_insert, decl_value_expr_lookup,
4053 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
4054 type_hash_add, get_file_function_name, tree_check_failed,
4055 tree_not_check_failed, tree_range_check_failed,
4056 omp_clause_range_check_failed, build_omp_clause,
4057 build_vl_exp_stat): Likewise.
4058 * value-prof.c (gimple_histogram_value,
4059 gimple_duplicate_stmt_histograms): Likewise.
4060 * var-tracking.c (attrs_list_insert, attrs_list_copy,
4061 unshare_variable, variable_union_info_cmp_pos, variable_union,
4062 dataflow_set_different_1, dataflow_set_different_2,
4063 vt_find_locations, variable_was_changed, set_variable_part,
4064 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
4065 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
4066 section_entry_hash, object_block_entry_eq,
4067 object_block_entry_hash, create_block_symbol,
4068 initialize_cold_section_name, default_function_rodata_section,
4069 strip_reg_name, set_user_assembler_name, const_desc_eq,
4070 build_constant_desc, output_constant_def, lookup_constant_def,
4071 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
4072 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
4073 default_internal_label): Likewise.
4074 * varray.c (varray_init, varray_grow): Likewise.
4075 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
4077 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
4079 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
4080 operators for "test" insn. Macroize insn using SWI mode macro.
4081 (*jcc_fused_2): Ditto.
4082 (*jcc_fused_3): Macroize insn using SWI mode macro.
4083 (*jcc_fused_4): Ditto.
4085 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
4087 * tree-ssa-pre.c: Fix typo in comment.
4088 (init_antic, fini_antic): Add explicit funtions for
4089 initializing and deinitializing ANTIC and AVAIL sets.
4090 (create_expression_by_pieces): Fix typo in comment.
4091 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
4092 (execute_pre): Eventually dump details about ANTIC_IN.
4094 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4096 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
4097 * gcc.c (translate_options, init_spec, store_arg, read_specs,
4098 add_to_obstack, file_at_path, find_a_file, execute,
4099 add_preprocessor_option, add_assembler_option, add_linker_option,
4100 process_command, insert_wrapper, do_option_spec, do_self_spec,
4101 spec_path, do_spec_1, is_directory, main, used_arg,
4102 getenv_spec_function): Likewise.
4103 * tlink.c (symbol_hash_lookup, file_hash_lookup,
4104 demangled_hash_lookup, symbol_push, file_push, frob_extension):
4107 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4109 * doc/rtl.texi: Updated subreg section.
4111 2008-06-19 Jakub Jelinek <jakub@redhat.com>
4114 * cgraphunit.c (cgraph_process_new_functions): Don't clear
4115 node->needed and node->reachable.
4116 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
4117 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
4118 (expand_task_call): Don't call expand_task_copyfn.
4119 (expand_task_copyfn): Renamed to...
4120 (finalize_task_copyfn): ... this.
4122 2008-06-19 Jan Hubicka <jh@suse.cz>
4124 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
4125 clobbering framepointer.
4127 2008-06-19 Jan Hubicka <jh@suse.cz>
4129 * tree-optimize.c (execute_early_local_optimizations): Set
4130 cgraph_state only at first invocation.
4132 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4134 * system.h (-Wc++-compat): Activate as a warning, no an error.
4136 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
4138 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
4139 instead of "#" in insn asm template.
4140 (*jcc_fused_2): Ditto.
4142 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
4144 * config/i386/i386.h (ix86_tune_indices)
4145 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
4146 (TARGET_FUSE_CMP_AND_BRANCH): New define.
4147 * config/i386/i386.md (*jcc_fused_1): New insn pattern
4148 (*jcc_fused_2): Ditto.
4149 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
4150 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
4151 (print operand): Handle 'E' and 'e' code.
4153 2008-06-19 Anatoly Sokolov <aesok@post.ru>
4155 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
4156 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4157 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4159 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
4161 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
4163 (cgraph_expand_function): Use local copy of decl.
4164 (cgraph_expand_all_functions): Remove redundant initialization of
4166 (cgraph_optimize): Reword internal_error message.
4168 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
4170 * arm-protos.h (arm_return_in_memory): Remove public
4171 arm_return_in_memory() prototype.
4172 * arm.c (arm_return_in_memory): Add static prototype, add target
4173 hook macro, change definition and comments.
4174 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
4176 2008-06-19 Ben Elliston <bje@au.ibm.com>
4178 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
4179 real.c: Remove references to IEEE 754R.
4180 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
4181 * doc/libgcc.texi (Decimal float library routines): Likewise.
4183 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4185 * targhooks.h (struct gcc_target): New member unwind_word_mode.
4186 (default_unwind_word_mode): Add prototype.
4187 * targhooks.c (default_unwind_word_mode): New function.
4188 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
4189 instead of word_mode.
4190 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
4191 (TARGET_INITIALIZER): Use it.
4193 * c-common.c (handle_mode_attribute): Support "unwind_word"
4195 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
4197 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
4198 word_mode to access SjLj_Function_Context member "data".
4199 (sjlj_emit_dispatch_table): Likewise. Also, perform type
4200 conversion from targetm.eh_return_filter_mode () to
4201 targetm.unwind_word_mode () if they differ.
4203 * builtin-types.def (BT_UNWINDWORD): New primitive type.
4204 (BT_FN_UNWINDWORD_PTR): New function type.
4205 (BT_FN_WORD_PTR): Remove.
4206 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
4207 * except.c (expand_builtin_extend_pointer): Convert pointer to
4208 targetm.unwind_word_mode () instead of word_mode.
4210 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
4211 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
4212 (spu_unwind_word_mode): New function.
4213 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
4214 (TARGET_UNWIND_WORD_MODE): Define.
4215 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
4217 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4219 * config/spu/spu.c (reg_align): Remove.
4220 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
4221 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
4222 (spu_split_store): Likewise.
4224 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
4226 * gcc/tree-vn.c: Fix typo in comment.
4228 2008-06-18 Jan Hubicka <jh@suse.cz>
4230 * cgraphunit.c (cgraph_optimize): Output debug info when doing
4231 toplevel reorder too.
4233 2008-06-18 Jan Hubicka <jh@suse.cz>
4235 * c-opts.c (c_common_post_options): PCH is not compatible with
4237 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
4238 -fno-toplevel-reorder by default now.
4240 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4242 PR documentation/30739
4243 * doc/install.texi (Prerequisites): Document dependency on awk.
4245 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
4246 Ian Lance Taylor <iant@google.com>
4248 PR rtl-optimization/35604
4249 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
4250 only want to change jump destinations, not eventual label comparisons.
4252 2008-06-16 Jan Hubicka <jh@suse.cz>
4254 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
4256 (cgraph_analyze_function): Likewise.
4258 2008-06-16 Jan Hubicka <jh@suse.cz>
4260 * cgraph.h (cgraph_mark_if_needed): New function.
4261 * cgraphunit.c (cgraph_mark_if_needed): New function.
4262 * c-decl.c (duplicate_decl): Use it.
4264 2008-06-16 Jan Hubicka <jh@suse.cz>
4266 * cgraph.c (cgraph_add_new_function): When in expansion state, do
4269 2008-06-16 Jan Hubicka <jh@suse.cz>
4271 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
4273 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
4274 Kazu Hirata <kazu@codesourcery.com>
4275 Maxim Kuvyrkov <maxim@codesourcery.com
4277 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
4278 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
4279 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
4280 EXTRA_SPEC_FUNCTIONS.
4281 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
4282 (DRIVER_SELF_SPECS): Adjust.
4283 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
4284 * config/mips/st.h, config/mips/t-st: New.
4285 * config/mips/driver-native.c, config/mips/x-native: New.
4286 * doc/invoke.texi (MIPS): Document 'native' value for -march and
4289 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4291 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
4293 (ISA_HAS_FP_CONDMOVE): New macro.
4294 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
4295 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
4296 (ISA_HAS_NMADD3_NMSUB3): New macro.
4297 * config/mips/mips.c (mips_rtx_costs): Update.
4298 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
4299 compiling for ST Loongson 2E/2F.
4300 (madd<mode>): Rename to madd4<mode>. Update.
4301 (madd3<mode>): New pattern.
4302 (msub<mode>): Rename to msub4<mode>. Update.
4303 (msub3<mode>): New pattern.
4304 (nmadd<mode>): Rename to nmadd4<mode>. Update.
4305 (nmadd3<mode>): New pattern.
4306 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
4307 (nmadd3<mode>_fastmath): New pattern.
4308 (nmsub<mode>): Rename to nmsub4<mode>. Update.
4309 (nmsub3<mode>): New pattern.
4310 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
4311 (nmsub3<mode>_fastmath): New pattern.
4312 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
4314 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
4316 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
4317 (DF_REF_INSN_INFO): New.
4318 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
4319 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
4320 with a NULL DF_REF_INSN_INFO.
4321 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
4323 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
4324 DF_INSN_INFO_EQ_USES): New.
4325 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
4326 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
4327 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
4328 * df-core.c: Update comment for above changes.
4329 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
4330 DF_INSN_UID_* macros.
4331 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
4332 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
4333 insn rtx. Update all callers.
4334 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
4335 df_ref_create_structure, df_insn_refs_collect): Likewise.
4336 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
4337 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
4338 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
4339 macros to access the insn refs.
4340 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
4341 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
4342 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
4343 for accessing the refs.
4344 (try_fwprop_subst): Likewise.
4345 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
4346 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
4347 for accessing the refs.
4348 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
4349 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
4350 to look at the insn refs.
4351 (record_uses): Likewise.
4352 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
4354 (mark_artificial_uses): Don't mark_insn for artificial refs.
4355 (mark_reg_rependencies): Likewise.
4357 * doc/rtl.texi: Remove documentation of ADDRESSOF.
4359 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4361 * configure: Regenerate.
4363 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4365 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
4366 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4367 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4369 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4371 * config/avr/avr.c (avr_mcu_t): Add attiny167.
4372 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4373 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4375 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4377 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
4378 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4379 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4381 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
4383 * tree-ssa-sccvn.c: Fix format of comments.
4385 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
4387 * cgraph.c: Remove unneeded forward declarations of eq_node()
4390 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
4392 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
4394 (see_update_relevancy): Likewise.
4395 * fwprop.c (try_fwprop_subst): Likewise.
4396 * rtlanal.c (noop_move_p): Likewise.
4397 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
4398 notes to non-existing libcall blocks.
4399 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
4401 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
4402 (dead_libcall_p): Remove.
4403 (delete_trivially_dead_insns): Don't use it.
4404 * web.c (union_defs): Remove comment about keeping nops.
4405 * gcse.c (hash_scan_insn): Don't take libcall pointers.
4406 (compute_hash_table_work): Don't track libcall notes.
4407 (do_local_cprop): Don't take libcall pointers. Don't update
4409 (adjust_libcall_notes): Deleted.
4410 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
4411 ever have existed in the first place).
4412 (replace_store_insn): Don't try to remove libcall notes.
4413 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
4414 (resolve_reg_notes): Don't call them.
4415 (resolve_simple_move): Likewise.
4416 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
4417 Don't remove REG_RETVAL notes.
4418 * emit-rtl.c (try_split): Don't update libcall notes.
4419 (emit_copy_of_insn_after): Dito.
4420 * cselib.c (cselib_current_insn_in_libcall): Remove.
4421 (cselib_process_insn): Don't set/clear it.
4422 (new_elt_loc_list): Don't record it.
4423 (cselib_init): Don't initialize it.
4424 * cselib.c (struct elt_loc_list): Remove in_libcall field.
4425 * loop-invariant.c (find_invariant_insn): Don't look for libcall
4427 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
4428 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
4429 (init_deps): Don't initialize it.
4430 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
4431 * combine.c (delete_noop_moves): Don't update libcall notes.
4432 (can_combine_p): Remove now pointless #if 0 block.
4433 (try_combine): Remove another obsolete #if 0 block.
4434 (distribute_notes): Don't distribute libcall notes.
4435 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
4436 * dce.c (libcall_dead_p): Remove.
4437 (delete_unmarked_insns): Don't handle libcall blocks.
4438 (preserve_libcall_for_dce): Remove.
4439 (prescan_insns_for_dce): Don't special-case libcall block insns.
4440 * reload1 (reload): Don't handle libcall notes.
4441 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
4444 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
4446 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
4447 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4448 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4450 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
4452 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
4453 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4454 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4456 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4458 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
4460 2008-06-16 Ira Rosen <irar@il.ibm.com>
4462 PR tree-optimization/36493
4463 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
4464 the arguments list. Use VECTYPE to create vector pointer.
4465 (vectorizable_store): Fail if accesses through a pointer to vectype
4466 do not alias the original memory reference operands.
4467 Call vect_create_data_ref_ptr without the removed argument.
4468 (vectorizable_load): Likewise.
4469 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
4472 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
4475 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
4478 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4480 * config/mips/loongson2ef.md: New file.
4481 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
4482 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
4483 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
4484 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
4485 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
4487 (loongson2ef.md): New include.
4488 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
4489 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
4490 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
4491 (loongson_gt_<mode>, loongson_extract_halfword)
4492 (loongson_insert_halfword_0, loongson_insert_halfword_2)
4493 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
4494 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
4495 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
4496 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
4497 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
4498 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
4499 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
4500 (vec_interleave_low<mode>): Define type attribute.
4501 * config/mips/mips.c (mips_ls2): New static variable.
4502 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
4503 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
4504 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
4505 Implement target scheduling hooks.
4506 (mips_multipass_dfa_lookahead): Update to handle tuning for
4508 (mips_sched_init): Initialize data for Loongson scheduling.
4509 (mips_ls2_variable_issue): New static function.
4510 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
4512 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
4513 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
4514 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
4515 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
4516 Handle ST Loongson 2E/2F cores.
4517 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
4519 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4521 * omp-low.c (extract_omp_for_data): Fix comment typo.
4524 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4526 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
4527 FIXME note about gcc/config.guess.
4528 * doc/options.texi (Option file format): Remove non-ASCII bytes.
4529 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
4530 * doc/cppopts.texi: Likewise.
4531 * doc/extend.texi: Likewise.
4532 * doc/gcc.texi: Likewise.
4533 * doc/gccint.texi: Likewise.
4534 * doc/gcov.texi: Likewise.
4535 * doc/gty.texi: Likewise.
4536 * doc/hostconfig.texi: Likewise.
4537 * doc/install.texi: Likewise.
4538 * doc/invoke.texi: Likewise.
4539 * doc/loop.texi: Likewise.
4540 * doc/makefile.texi: Likewise.
4541 * doc/md.texi: Likewise.
4542 * doc/passes.texi: Likewise.
4543 * doc/tm.texi: Likewise.
4544 * doc/tree-ssa.texi: Likewise.
4545 * doc/trouble.texi: Likewise.
4547 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
4548 Nathan Sidwell <nathan@codesourcery.com>
4549 Maxim Kuvyrkov <maxim@codesourcery.com>
4550 Richard Sandiford <rdsandiford@googlemail.com>
4552 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
4553 * config/mips/mips-protos.h (mips_expand_vector_init): New.
4554 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
4556 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
4557 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
4558 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
4560 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
4561 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
4562 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
4563 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
4564 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
4565 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
4566 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
4567 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
4568 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
4569 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
4570 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
4571 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
4572 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
4573 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
4574 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
4575 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
4576 (mips_builtins): Add Loongson builtins.
4577 (mips_loongson_2ef_bdesc): New.
4578 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
4579 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
4580 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
4581 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
4583 (mips_expand_vector_init): New.
4584 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
4585 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
4587 * config/mips/mips.md: Add unspec numbers for Loongson
4588 builtins. Include loongson.md.
4589 (MOVE64): Include Loongson vector modes.
4590 (SPLITF): Include Loongson vector modes.
4591 (HALFMODE): Handle Loongson vector modes.
4592 * config/mips/loongson.md: New.
4593 * config/mips/loongson.h: New.
4594 * config.gcc: Add loongson.h header for mips*-*-* targets.
4595 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
4597 2008-06-14 Joseph Myers <joseph@codesourcery.com>
4599 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
4600 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
4601 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
4602 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
4603 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
4604 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
4605 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
4606 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
4607 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
4608 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
4609 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
4610 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
4611 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
4612 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
4613 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
4614 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
4615 Remove use_fixproto=yes.
4616 (ia64*-*-hpux*): Remove comment about using fixproto.
4617 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
4619 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4621 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
4623 * configure: Regenerate.
4625 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
4628 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
4629 before evaluating it.
4631 2008-06-13 Jakub Jelinek <jakub@redhat.com>
4634 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
4635 nested inline functions.
4636 (start_decl, start_function): Don't invert DECL_EXTERNAL
4637 for nested inline functions.
4639 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4641 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
4642 splits that must be made for correctness.
4644 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4646 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
4647 (AVAIL_NON_MIPS16): Likewise.
4648 (mips_builtin_description): Replace target_flags with a predicate.
4649 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
4650 (dspr2_32): New availability predicates.
4651 (MIPS_BUILTIN): New macro.
4652 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
4653 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
4654 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
4655 Replace the TARGET_FLAGS parameters with AVAIL parameters.
4656 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
4657 (mips_dsp_32only_bdesc): Merge into...
4658 (mips_builtins): ...this new array.
4659 (mips_bdesc_map, mips_bdesc_arrays): Delete.
4660 (mips_init_builtins): Update after above changes.
4661 (mips_expand_builtin_1): Merge into...
4662 (mips_expand_builtin): ...here and update after above changes.
4664 2008-06-12 Paul Brook <paul@codesourcery.com>
4666 * longlong.h (__arm__): Define count_leading_zeros.
4667 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
4668 (clzsi2, clzdi2): New functions.
4669 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
4670 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
4671 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
4672 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
4673 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
4674 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
4675 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
4676 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4677 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
4678 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
4680 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
4682 * config/m68k/m68k.c (m68k_tune_flags): New.
4683 (override_options): Compute m68k_tune_flags.
4684 (MULL_COST, MULW_COST): Update for various variants of CFV2.
4685 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
4687 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4690 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
4692 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4694 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
4695 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
4697 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4699 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
4700 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
4702 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4705 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
4708 2008-06-12 Richard Guenther <rguenther@suse.de>
4710 PR tree-optimization/36345
4711 * tree-flow.h (struct ptr_info_def): Align escape_mask,
4712 add memory_tag_needed flag.
4713 (may_alias_p): Declare.
4714 * tree-ssa-alias.c (may_alias_p): Export.
4715 (set_initial_properties): Use memory_tag_needed flag.
4716 (update_reference_counts): Likewise.
4717 (reset_alias_info): Reset memory_tag_needed flag.
4718 (create_name_tags): Check memory_tag_needed flag.
4719 (dump_points_to_info_for): Dump it.
4720 * tree-ssa-structalias.c (struct variable_info): Remove
4721 directly_dereferenced flag.
4722 (new_var_info): Do not initialize it.
4723 (process_constraint_1): Do not set it.
4724 (update_alias_info): Set is_dereferenced flag.
4725 (set_uids_in_ptset): Use may_alias_p.
4726 (set_used_smts): Check memory_tag_needed flag.
4727 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
4728 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
4729 memory_tag_needed flag.
4730 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
4733 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
4735 * config/i386/i386.c (ix86_compute_frame_layout): Disable
4736 red zone for w64 abi.
4737 (ix86_expand_prologue): Likewise.
4738 (ix86_force_to_memory): Likewise.
4739 (ix86_free_from_memory): Likewise.
4741 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
4744 * config/rs6000/rs6000.c (rs6000_override_options): Set
4745 rs6000_isel conditionally to the absence of comand line override.
4746 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4747 Remove duplicate rs6000_isel setting.
4748 * config/rs6000/eabispe.h: Ditto.
4750 2008-06-11 Richard Guenther <rguenther@suse.de>
4752 * alias.c (get_alias_set): Use the element alias-set for arrays.
4753 (record_component_aliases): For arrays and vectors do nothing.
4754 * c-common.c (strict_aliasing_warning): Handle the cases
4755 of alias set zero explicitly.
4756 * Makefile.in (dfp.o-warn): Add -Wno-error.
4758 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4760 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
4762 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
4763 tune_32 tune_64 to supported_defaults. Allow values not
4764 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
4765 x86_64. Do not override cpu_32 or cpu_64 values from target name.
4766 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
4767 with_cpu_64 to generic for 64-bit-supporting configurations, not
4768 with_cpu. Remove FIXMEs.
4769 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
4770 --with-arch-64, --with-tune-32, --with-tune-64): Document.
4771 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
4772 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
4773 arch_32 and arch_64.
4775 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
4776 Olivier Hainque <hainque@adacore.com>
4778 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
4779 Use DECL_SIZE_UNIT to retrieve the size of the field.
4781 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4783 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
4784 with function calls after declarations. Lay out
4785 neon_float_type_node before further use.
4787 2008-06-11 Richard Guenther <rguenther@suse.de>
4789 * tree-flow.h (may_point_to_global_var): Declare.
4790 * tree-ssa-alias.c (may_point_to_global_var): New function.
4791 * tree-ssa-sink.c (is_hidden_global_store): Use it.
4793 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
4795 * configure.ac: Teach that fido supports .debug_line.
4796 * configure: Regenerate.
4798 2008-06-10 Tom Tromey <tromey@redhat.com>
4800 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
4803 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4805 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
4806 (encode_decimal64, decode_decimal64, encode_decimal128,
4807 decode_decimal128): Reverse order of 32-bit parts of value if host
4808 and target endianness differ.
4810 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
4812 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
4813 Avoid division by 0.
4814 (tree_mod_pow2_value_transform): Likewise.
4815 (tree_ic_transform): Likewise.
4816 (tree_stringops_transform): Likewise.
4817 (tree_mod_subtract_transform): Likewise.
4818 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
4819 (copy_edges_for_bb): Likewise.
4820 (initialize_cfun): Likewise.
4822 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4824 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
4825 nonmemory_operand. Add "N" operand constraint.
4827 (*jcc_btdi_mask_rex64): New instruction and split pattern.
4828 (*jcc_btsi_mask): Ditto.
4829 (*jcc_btsi_mask_1): Ditto.
4831 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4833 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
4834 TYPE_CANONICAL for copied element type.
4836 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4839 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
4840 Add m_CORE2 and m_GENERIC.
4841 * config/i386/predicates.md (bt_comparison_operator): New predicate.
4842 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
4844 (*jcc_btdi_rex64): New instruction and split pattern.
4846 (*jcc_btsi_1): Ditto.
4847 (*btsq): Fix Intel asm dialect operand order.
4851 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
4854 * simplify-rtx.c (simplify_subreg): Add check for shift count
4857 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
4859 * doc/md.texi: Synchronize with later constraints.md change.
4860 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
4861 with a C implementation.
4862 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
4864 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
4865 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
4866 when moving to and from MD_REGNUM.
4867 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
4868 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
4869 Handle byte and halfword moves.
4870 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
4872 * config/mips/constraints.md (h): Turn into NO_REGS.
4873 (l, x): Update documentation.
4874 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
4875 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
4876 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
4877 (HILO): New mode iterator.
4879 (any_div): New code iterator.
4880 (u): Extend code attribute to div and udiv.
4881 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
4882 d_operand in the splitters. Remove redundant CONST_INT checks.
4883 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
4884 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
4885 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
4886 accordingly, using normal moves instead of unspecs to move LO into
4887 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
4888 (<u>mulsidi3): Handle expansion in C code.
4889 (<u>mulsidi3_32bit_internal): Rename to...
4890 (<u>mulsidi3_32bit): ...this.
4891 (<u>mulsidi3_32bit_r4000): Fix insn separator.
4892 (*<u>mulsidi3_64bit): Rename to...
4893 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
4894 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
4895 to set LO and HI to the multiplication result. Use a normal move
4896 for MFLO and an unspec for MFHI.
4897 (*<u>mulsidi3_64bit_parts): Replace with...
4898 (<u>mulsidi3_64bit_hilo): ...this new instruction.
4899 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
4900 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
4901 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
4902 instead of HI. Split the instruction into a separate multiplication
4903 and MFHI if !TARGET_FIX_R4000.
4904 (<su>muldi3_highpart): Likewise.
4905 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
4906 and the "=h" clobber.
4907 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
4908 (<u>mulditi3): New expander.
4909 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
4910 (madsi): Remove "=h" clobber.
4911 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
4912 Force the modulus result to be a GPR and split the instruction into
4913 a division followed by an MFHI after reload.
4914 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
4915 (*lea_high64): Use d_operand in the define_peephole2. Likewise
4916 the MIPS16 HIGH define_split.
4917 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
4918 of acc<->gpr moves to "multi".
4919 (*movdi_64bit): Replace the single "x" alternative with
4920 alternatives for moving into and out of "a".
4921 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
4922 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
4923 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
4924 Use d_operand in the splitters. Remove redundant CONST_INT checks.
4925 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
4926 (movti): New expander.
4927 (*movti, *movti_mips16): New insns.
4928 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
4929 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
4930 (mthi<GPR:mode>_<HILO:mode>): Likewise.
4931 * config/mips/predicates.md (fpr_operand): Delete.
4932 (d_operand): New predicate.
4934 2008-06-09 Michael Meissner <michael.meissner@amd.com>
4936 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
4937 failure on some Bourne shells.
4938 (x86_64-*-*): Ditto.
4940 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
4942 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
4944 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4946 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
4947 (sparc-sun-solaris2*): Likewise.
4949 2008-06-09 Arnaud Charlet <charlet@adacore.com
4951 * doc/install.texi: Update requirements to build the Ada compiler.
4953 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
4955 * df-scan.c (struct df_scan_problem_data): Remove the
4956 mw_link_pool alloc pool.
4957 (df_scan_free_internal): Don't free it.
4958 (df_scan_alloc): Don't allocate it.
4959 * df.h (struct df_link): Update comment.
4961 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
4963 * except.h: Correct checks for when SJLJ exceptions must be used.
4965 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4967 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
4970 2008-06-08 Joseph Myers <joseph@codesourcery.com>
4972 PR tree-optimization/36218
4973 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
4974 configure for the build system.
4975 (BUILD_LDFLAGS): Define.
4976 * configure: Regenerate.
4977 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
4979 2008-07-08 Anatoly Sokolov <aesok@post.ru>
4982 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
4983 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
4984 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
4986 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
4988 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
4990 2008-06-07 Joseph Myers <joseph@codesourcery.com>
4992 * config.gcc (Obsolete configurations): Remove list of
4994 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
4995 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
4996 targets matched by those patterns.
4997 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
4998 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
4999 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
5000 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
5001 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5002 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
5003 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
5004 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
5005 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
5006 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
5007 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
5008 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
5009 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
5010 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
5011 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
5012 Make code for Solaris 7 and greater unconditional for Solaris.
5013 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
5014 Remove --with-* handling.
5015 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
5016 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
5017 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
5018 LINK_OS_WINDISS_SPEC): Remove.
5019 * config/rs6000/sysv4.opt (mwindiss): Remove.
5020 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
5021 * configure: Regenerate.
5022 * doc/cpp.texi: Don't mention BeOS.
5023 * doc/extend.texi (interrupt): Don't mention MS1.
5024 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
5025 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
5026 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
5027 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
5028 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
5030 * doc/invoke.texi (MT Options): Remove.
5031 (-mwindiss): Remove.
5032 (CRIS Options): Remove cris-axis-aout references.
5033 (HPPA Options): Don't mention hppa1.1-*-pro.
5034 * doc/md.texi: (MorphoTech family): Remove.
5035 * libgcc2.c: Don't handle UWIN.
5036 * config/alpha/t-unicosmk: Remove.
5037 * config/alpha/unicosmk.h: Remove.
5038 * config/arm/kaos-arm.h: Remove.
5039 * config/arm/kaos-strongarm.h: Remove.
5040 * config/arm/strongarm-coff.h: Remove.
5041 * config/arm/strongarm-elf.h: Remove.
5042 * config/arm/strongarm-pe.h: Remove.
5043 * config/arm/t-strongarm-pe: Remove.
5044 * config/arm/t-xscale-coff: Remove.
5045 * config/arm/t-xscale-elf: Remove.
5046 * config/arm/xscale-coff.h: Remove.
5047 * config/arm/xscale-elf.h: Remove.
5048 * config/chorus.h: Remove.
5049 * config/cris/aout.h: Remove.
5050 * config/cris/aout.opt: Remove.
5051 * config/cris/t-aout: Remove.
5052 * config/i386/beos-elf.h: Remove.
5053 * config/i386/kaos-i386.h: Remove.
5054 * config/i386/ptx4-i.h: Remove.
5055 * config/i386/sco5.h: Remove.
5056 * config/i386/sco5.opt: Remove.
5057 * config/i386/sysv4-cpp.h: Remove.
5058 * config/i386/sysv5.h: Remove.
5059 * config/i386/t-beos: Remove.
5060 * config/i386/t-sco5: Remove.
5061 * config/i386/t-uwin: Remove.
5062 * config/i386/uwin.asm: Remove.
5063 * config/i386/uwin.h: Remove.
5064 * config/kaos.h: Remove.
5065 * config/mips/windiss.h: Remove.
5066 * config/mt: Remove directory.
5067 * config/pa/pa-osf.h: Remove.
5068 * config/pa/pa-pro-end.h: Remove.
5069 * config/pa/t-pro: Remove.
5070 * config/ptx4.h: Remove.
5071 * config/rs6000/beos.h: Remove.
5072 * config/rs6000/kaos-ppc.h: Remove.
5073 * config/rs6000/t-beos: Remove.
5074 * config/rs6000/windiss.h: Remove.
5075 * config/sh/kaos-sh.h: Remove.
5076 * config/sol2-6.h: Remove.
5077 * config/sparc/sol26-sld.h: Remove.
5078 * config/sparc/sysv4-only.h: Remove.
5079 * config/vax/bsd.h: Remove.
5080 * config/vax/t-memfuncs: Remove.
5081 * config/vax/ultrix.h: Remove.
5082 * config/vax/vaxv.h: Remove.
5083 * config/windiss.h: Remove.
5085 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
5087 PR rtl-optimization/36438
5088 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
5089 for vector shifts with constant scalar shift operands.
5091 2008-06-06 Sandip Matte <sandip@rmicorp.com>
5093 * doc/invoke.texi: Document -march=xlr.
5094 * config/mips/xlr.md: New file.
5095 * config/mips/mips.md: Include it.
5097 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
5098 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
5099 (mips_rtx_cost_data): Likewise.
5101 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
5103 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
5104 PRE_INC and PRE_DEC cases.
5106 2008-06-06 Jakub Jelinek <jakub@redhat.com>
5108 PR rtl-optimization/36419
5109 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
5110 the emitting jump insn.
5113 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
5114 is not bool, boolify the whole *expr_p and convert to the desired type.
5116 2008-06-06 Jakub Jelinek <jakub@redhat.com>
5118 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
5119 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
5120 Add omp_private_outer_ref hook, add another argument to
5121 omp_clause_default_ctor hook.
5122 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
5123 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
5124 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
5125 hook_tree_tree_tree_tree_null.
5126 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
5127 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
5128 * hooks.c (hook_tree_tree_tree_tree_null): New function.
5129 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
5130 * tree.def (OMP_TASK): New tree code.
5131 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
5132 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
5133 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
5134 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
5135 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
5136 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
5137 OMP_CLAUSE_COLLAPSE_EXPR): Define.
5138 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
5139 (OMP_DIRECTIVE_P): Add OMP_TASK.
5140 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
5141 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
5142 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
5143 and OMP_CLAUSE_UNTIED entries.
5144 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
5146 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
5147 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
5148 * tree-pretty-print.c (dump_omp_clause): Handle
5149 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
5150 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
5151 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
5152 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
5153 warning about unsigned iterators. Change decl/init/cond/incr
5154 arguments to TREE_VECs, check arguments for all collapsed loops.
5155 (c_finish_omp_taskwait): New function.
5156 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
5158 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
5159 default_function_array_conversion on init. Add par_clauses argument.
5160 If decl is present in parallel's lastprivate clause, change it to
5161 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
5162 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
5163 collapse count in clauses.
5164 (c_parser_omp_for, c_parser_omp_parallel): Adjust
5165 c_parser_omp_for_loop callers.
5166 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
5167 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
5168 (c_parser_omp_clause_name): Handle collapse and untied clauses.
5169 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
5171 (c_parser_omp_clause_schedule): Handle schedule(auto).
5172 Include correct location in the error message.
5173 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
5174 and PRAGMA_OMP_CLAUSE_UNTIED.
5175 (OMP_TASK_CLAUSE_MASK): Define.
5176 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
5177 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
5178 * tree-nested.c (convert_nonlocal_omp_clauses,
5179 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
5180 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
5181 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
5182 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
5184 (conver_nonlocal_reference, convert_local_reference,
5185 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
5186 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
5187 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
5188 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
5189 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
5190 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
5191 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
5192 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
5193 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
5195 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
5196 * c-common.h (c_finish_omp_taskwait): New prototype.
5197 * gimple-low.c (lower_stmt): Handle OMP_TASK.
5198 * tree-parloops.c (create_parallel_loop): Create 1 entry
5199 vectors for OMP_FOR_{INIT,COND,INCR}.
5200 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5201 (make_edges): Handle OMP_TASK.
5202 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
5203 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5204 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
5205 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
5206 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
5207 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
5208 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
5209 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
5210 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
5211 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
5212 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
5213 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
5214 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
5215 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
5216 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
5217 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
5218 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
5219 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
5220 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
5221 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
5222 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
5223 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
5224 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
5225 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
5226 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
5227 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
5228 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
5229 original iterator is present in lastprivate clause or if
5230 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
5231 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5232 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
5233 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
5234 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
5235 if it is set, lookup var in outer contexts too. Handle
5236 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
5237 to be implicitly determined firstprivate for task regions.
5238 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
5239 if it is set, lookup var in outer contexts too. Set
5240 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
5241 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
5242 OMP_CLAUSE_UNTIED. Take region_type as last argument
5243 instead of in_parallel and in_combined_parallel.
5244 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
5246 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
5247 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
5248 (new_omp_context): Set default_kind to
5249 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
5250 (omp_region_type): New enum.
5251 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
5252 fields, add region_type.
5253 (new_omp_context): Take region_type as argument instead of is_parallel
5254 and is_combined_parallel.
5255 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
5256 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
5257 ctx->is_combined_parallel checks.
5258 (gimplify_omp_task): New function.
5259 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
5261 * omp-low.c (extract_omp_for_data): Use schedule(static)
5262 for schedule(auto). Handle pointer and unsigned iterators.
5263 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
5264 Add loops argument. Extract data for collapsed OMP_FOR loops.
5265 (expand_parallel_call): Assert sched_kind isn't auto,
5266 map runtime schedule to index 3.
5267 (struct omp_for_data_loop): New type.
5268 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
5269 Add loop, loops, collapse and iter_type fields.
5270 (workshare_safe_to_combine_p): Disallow combined for if
5271 iter_type is unsigned long long. Don't combine collapse > 1 loops
5272 unless all bounds and steps are constant. Adjust extract_omp_for_data
5274 (expand_omp_for_generic): Handle pointer, unsigned and long long
5275 iterators. Handle collapsed OMP_FOR loops. Adjust
5276 for struct omp_for_data changes. If libgomp function doesn't return
5277 boolean_type_node, add comparison of the return value with 0.
5278 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
5279 pointer, unsigned and long long iterators. Adjust for struct
5280 omp_for_data changes.
5281 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
5282 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
5283 unsigned long long. Allocate loops array, pass it to
5284 extract_omp_for_data. For collapse > 1 loops use always
5285 expand_omp_for_generic.
5286 (omp_context): Add sfield_map and srecord_type fields.
5287 (is_task_ctx, lookup_sfield): New functions.
5288 (use_pointer_for_field): Use is_task_ctx helper. Change first
5289 argument's type from const_tree to tree. Clarify comment.
5290 In OMP_TASK disallow copy-in/out sharing.
5291 (build_sender_ref): Call lookup_sfield instead of lookup_field.
5292 (install_var_field): Add mask argument. Populate both record_type
5293 and srecord_type if needed.
5294 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
5296 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
5297 and DECL_FIELD_OFFSET.
5298 (scan_sharing_clauses): Adjust install_var_field callers. For
5299 firstprivate clauses on explicit tasks allocate the var by value in
5300 record_type unconditionally, rather than by reference.
5301 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
5302 Use is_taskreg_ctx instead of is_parallel_ctx.
5303 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
5304 (create_omp_child_function_name): Add task_copy argument, use
5305 *_omp_cpyfn* names if it is true.
5306 (create_omp_child_function): Add task_copy argument, if true create
5307 *_omp_cpyfn* helper function.
5308 (scan_omp_parallel): Adjust create_omp_child_function callers.
5309 Rename parallel_nesting_level to taskreg_nesting_level.
5310 (scan_omp_task): New function.
5311 (lower_rec_input_clauses): Don't run constructors for firstprivate
5312 explicit task vars which are initialized by *_omp_cpyfn*.
5313 Pass outer var ref to omp_clause_default_ctor hook if
5314 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
5315 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
5316 OMP_CLAUSE_REDUCTION_INIT.
5317 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
5318 avoid duplicate setting of fields. Handle
5319 OMP_CLAUSE_PRIVATE_OUTER_REF.
5320 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
5321 copy-out if TREE_READONLY, only copy-in.
5322 (expand_task_copyfn): New function.
5323 (expand_task_call): New function.
5324 (struct omp_taskcopy_context): New type.
5325 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
5327 (lower_omp_parallel): Rename to...
5328 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
5329 Call create_task_copyfn if srecord_type is needed. Adjust
5331 (task_shared_vars): New variable.
5332 (check_omp_nesting_restrictions): Warn if work-sharing,
5333 barrier, master or ordered region is closely nested inside OMP_TASK.
5334 Add warnings for barrier if closely nested inside of work-sharing,
5335 ordered, or master region.
5336 (scan_omp_1): Call check_omp_nesting_restrictions even for
5337 GOMP_barrier calls. Rename parallel_nesting_level to
5338 taskreg_nesting_level. Handle OMP_TASK.
5339 (lower_lastprivate_clauses): Even if some lastprivate is found on a
5340 work-sharing construct, continue looking for them on parent parallel
5342 (lower_omp_for_lastprivate): Add lastprivate clauses
5343 to the beginning of dlist rather than end. Adjust for struct
5344 omp_for_data changes.
5345 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
5346 not after it. Handle collapsed OMP_FOR loops, adjust for
5347 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
5348 (get_ws_args_for): Adjust extract_omp_for_data caller.
5349 (scan_omp_for): Handle collapsed OMP_FOR
5350 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5351 (lower_omp_single_simple): If libgomp function doesn't return
5352 boolean_type_node, add comparison of the return value with 0.
5353 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
5354 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
5355 (parallel_nesting_level): Rename to...
5356 (taskreg_nesting_level): ... this.
5357 (is_taskreg_ctx): New function.
5358 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
5360 (execute_lower_omp): Rename parallel_nesting_level to
5361 taskreg_nesting_level.
5362 (expand_omp_parallel): Rename to...
5363 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
5364 Call omp_task_call for OMP_TASK regions.
5365 (expand_omp): Adjust caller, handle OMP_TASK.
5366 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
5368 * bitmap.c (bitmap_default_obstack_depth): New variable.
5369 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
5370 if argument is NULL and bitmap_default_obstack is already initialized.
5371 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
5373 * matrix-reorg.c (matrix_reorg): Likewise.
5375 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
5377 * config/i386/i386.md (*indirect_jump): Macroize using P
5378 mode iterator. Remove !TARGET_64BIT from insn constraints.
5379 (*tablejump_1): Ditto.
5380 (*indirect_jump_rex64): Remove insn pattern.
5381 (*tablejump_1_rex64): Ditto.
5382 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
5383 and eh_return_si insn patterns.
5385 2008-06-06 Richard Guenther <rguenther@suse.de>
5387 * tree-ssa-structalias.c (merge_smts_into): Remove.
5388 (find_what_p_points_to): Do not bother to compute the
5389 points-to set for pt_anything pointers.
5390 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
5391 for pt_anything pointers is ok.
5393 2008-06-06 Jan Hubicka <jh@suse.cz>
5395 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
5397 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5399 * cgraph.c: Fix typos in comments.
5400 (cgraph_availability_names): Fix string typo.
5401 * fold-const.c: Fix typos in comments.
5402 (fold_binary): Fix typo in warning.
5403 * genautomata.c: Fix typos in comments.
5404 (check_presence_pattern_sets): Fix typo in local variable.
5405 (output_description): Fix typo in output.
5406 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
5407 * hwint.h: Likewise.
5408 * matrix-reorg.c (check_allocation_function): Likewise.
5409 * omega.c (smooth_weird_equations): Likewise.
5410 * auto-inc-dec.c: Fix typos in comments.
5411 * bb-reorder.c: Likewise.
5412 * builtins.c: Likewise.
5413 * c-common.c: Likewise.
5414 * c-cppbuiltin.c: Likewise.
5415 * c-parser.c: Likewise.
5416 * c-pretty-print.c: Likewise.
5417 * cfgcleanup.c: Likewise.
5418 * cfgexpand.c: Likewise.
5419 * cfghooks.c: Likewise.
5420 * cfglayout.c: Likewise.
5421 * cfgloopmanip.c: Likewise.
5422 * cgraphunit.c: Likewise.
5423 * coverage.c: Likewise.
5424 * dbxout.c: Likewise.
5425 * df-byte-scan.c: Likewise.
5426 * df-core.c: Likewise.
5427 * df-problems.c: Likewise.
5428 * df-scan.c: Likewise.
5430 * dominance.c: Likewise.
5431 * domwalk.c: Likewise.
5433 * dwarf2out.c: Likewise.
5434 * emit-rtl.c: Likewise.
5435 * et-forest.c: Likewise.
5436 * function.c: Likewise.
5437 * function.h: Likewise.
5439 * gcov-io.c: Likewise.
5442 * genattrtab.c: Likewise.
5443 * ggc-page.c: Likewise.
5444 * gimplify.c: Likewise.
5445 * gthr-lynx.h: Likewise.
5446 * haifa-sched.c: Likewise.
5447 * ipa-cp.c: Likewise.
5448 * ipa-inline.c: Likewise.
5449 * ipa-prop.h: Likewise.
5450 * ipa-pure-const.c: Likewise.
5451 * ipa-struct-reorg.c: Likewise.
5452 * ipa-struct-reorg.h: Likewise.
5453 * ipa-type-escape.c: Likewise.
5455 * loop-doloop.c: Likewise.
5456 * mips-tfile.c: Likewise.
5457 * mkmap-flat.awk: Likewise.
5458 * mkmap-symver.awk: Likewise.
5459 * modulo-sched.c: Likewise.
5460 * omp-low.c: Likewise.
5461 * optabs.c: Likewise.
5462 * optabs.h: Likewise.
5464 * passes.c: Likewise.
5465 * postreload-gcse.c: Likewise.
5466 * postreload.c: Likewise.
5467 * predict.c: Likewise.
5468 * pretty-print.h: Likewise.
5469 * profile.c: Likewise.
5470 * protoize.c: Likewise.
5471 * ra-conflict.c: Likewise.
5473 * recog.c: Likewise.
5474 * regclass.c: Likewise.
5476 * reload.c: Likewise.
5477 * rtl-error.c: Likewise.
5478 * rtlanal.c: Likewise.
5480 * sched-rgn.c: Likewise.
5483 * target.h: Likewise.
5484 * tree-dfa.c: Likewise.
5485 * tree-eh.c: Likewise.
5486 * tree-flow-inline.h: Likewise.
5487 * tree-inline.c: Likewise.
5488 * tree-into-ssa.c: Likewise.
5489 * tree-loop-distribution.c: Likewise.
5490 * tree-nested.c: Likewise.
5491 * tree-parloops.c: Likewise.
5492 * tree-pass.h: Likewise.
5493 * tree-pretty-print.c: Likewise.
5494 * tree-profile.c: Likewise.
5495 * tree-scalar-evolution.c: Likewise.
5496 * tree-sra.c: Likewise.
5497 * tree-ssa-alias-warnings.c: Likewise.
5498 * tree-ssa-ccp.c: Likewise.
5499 * tree-ssa-coalesce.c: Likewise.
5500 * tree-ssa-dom.c: Likewise.
5501 * tree-ssa-dse.c: Likewise.
5502 * tree-ssa-forwprop.c: Likewise.
5503 * tree-ssa-live.c: Likewise.
5504 * tree-ssa-live.h: Likewise.
5505 * tree-ssa-loop-im.c: Likewise.
5506 * tree-ssa-loop-ivopts.c: Likewise.
5507 * tree-ssa-loop-niter.c: Likewise.
5508 * tree-ssa-loop-prefetch.c: Likewise.
5509 * tree-ssa-phiopt.c: Likewise.
5510 * tree-ssa-phiprop.c: Likewise.
5511 * tree-ssa-sccvn.c: Likewise.
5512 * tree-ssa-ter.c: Likewise.
5513 * tree-ssa-threadupdate.c: Likewise.
5514 * tree-ssa.c: Likewise.
5515 * tree-vect-analyze.c: Likewise.
5516 * tree-vect-transform.c: Likewise.
5517 * tree-vectorizer.c: Likewise.
5518 * tree-vn.c: Likewise.
5519 * tree-vrp.c: Likewise.
5521 * tree.def: Likewise.
5523 * unwind-dw2-fde.c: Likewise.
5524 * unwind.inc: Likewise.
5525 * value-prof.c: Likewise.
5526 * vmsdbgout.c: Likewise.
5528 2008-06-05 David Edelsohn <edelsohn@gnu.org>
5530 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
5531 always place FP constants in the TOC for TARGET_POWERPC64.
5532 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
5534 2008-06-05 Joseph Myers <joseph@codesourcery.com>
5536 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
5537 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
5538 enable for TARGET_E500_DOUBLE.
5539 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
5540 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
5541 floating-point modes like integer modes for E500 double.
5542 (rs6000_legitimate_offset_address_p): Likewise.
5543 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
5544 addressing for DDmode for E500 double.
5545 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
5546 modes as using 64-bits of registers for E500 double.
5547 (spe_build_register_parallel): Do not handle DDmode or TDmode.
5548 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
5549 specially for E500 double.
5550 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
5551 TDmode for E500 double.
5552 (rs6000_gimplify_va_arg): Only handle SDmode in registers
5553 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
5554 (rs6000_split_multireg_move): Do not handle TDmode specially for
5556 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
5557 using 64-bit registers for E500 double.
5558 (emit_frame_save): Do not handle DDmode specially for E500 double.
5559 (gen_frame_mem_offset): Likewise.
5560 (rs6000_function_value): Do not call spe_build_register_parallel
5561 for DDmode or TDmode.
5562 (rs6000_libcall_value): Likewise.
5563 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
5564 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
5567 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
5569 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
5572 2008-06-04 Junjie Gu <jgu@tensilica.com>
5574 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
5575 comparison for frame pointers.
5577 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5580 * config/avr/avr.h (PUSH_ROUNDING): Remove.
5582 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5585 * builtins.c (expand_builtin_signbit): Don't take lowpart when
5586 register is already smaller or equal to required mode.
5588 2008-06-04 Xinliang David Li <davidxl@google.com>
5590 * tree-call-cdce.c: New file.
5591 (cond_dead_built_in_calls): New static variable.
5592 (input_domain): New struct.
5593 (check_pow): New function.
5594 (check_builtin_call): Ditto.
5595 (check_target_format): Ditto.
5596 (is_call_dce_candidate): Ditto.
5597 (gen_one_condition): Ditto.
5598 (gen_conditions_for_domain): Ditto.
5599 (get_domain): Ditto.
5600 (gen_conditions_for_pow_cst_base): Ditto.
5601 (gen_conditions_for_pow_int_base): Ditto.
5602 (gen_conditions_for_pow): Ditto.
5603 (get_no_error_domain): Ditto.
5604 (gen_shrink_wrap_conditions): Ditto.
5605 (shrink_wrap_one_built_in_call): Ditto.
5606 (shink_wrap_conditional_dead_built_in_calls): Ditto.
5607 (tree_call_cdce): Ditto.
5608 (gate_call_cdce): Ditto.
5609 (pass_call_cdce): New gimple pass.
5610 * passes.c: (init_optimization_passes): New pass.
5611 * tree-pass.h: New pass declaration.
5612 * opts.c (decode_options): New flag setting.
5613 * common.opt: Add -ftree-builtin-call-dce flag.
5614 * Makefile.in: Add new source file.
5615 * tempvar.def: New tv_id.
5616 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
5618 2008-06-04 Richard Guenther <rguenther@suse.de>
5620 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
5621 (is_call_clobbered): Always check var_ann->call_clobbered.
5622 (mark_call_clobbered): Always set var_ann->call_clobbered.
5623 (clear_call_clobbered): Always clear var_ann->call_clobbered.
5624 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
5625 (reset_alias_info): Clear call clobbering info on MTAGs and
5627 (set_pt_anything): Set pt_global_mem.
5628 (create_tag_raw): Adjust comment.
5629 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
5631 2008-06-04 Joseph Myers <joseph@codesourcery.com>
5632 Maxim Kuvyrkov <maxim@codesourcery.com>
5634 * config/m68k/m68k.opt (mxgot): New option.
5635 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
5636 (m68k_output_addr_const_extra): New.
5637 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
5638 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
5639 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
5640 * doc/invoke.texi (M680x0 Options): Document -mxgot.
5642 2008-06-04 Richard Guenther <rguenther@suse.de>
5644 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
5645 negative or non-representable offsets.
5647 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
5649 * config/i386/i386.c (ix86_gen_leave): New.
5650 (ix86_gen_pop1): Likewise.
5651 (ix86_gen_add3): Likewise.
5652 (ix86_gen_sub3): Likewise.
5653 (ix86_gen_sub3_carry): Likewise.
5654 (ix86_gen_one_cmpl2): Likewise.
5655 (ix86_gen_monitor): Likewise.
5656 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
5657 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
5658 ix86_gen_one_cmpl2 and ix86_gen_monitor.
5659 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
5660 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
5661 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
5662 (ix86_expand_epilogue): Updated.
5663 (print_operand): Handle integer register operand for 'z'.
5664 (ix86_expand_strlensi_unroll_1): Likewise.
5665 (ix86_expand_strlen): Likewise.
5666 (ix86_expand_builtin): Likewise.
5667 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
5668 mov{q}/mov{l} and add{q}/add{l}.
5670 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5672 * config/i386/i386.md (P): New mode iterator.
5673 (SFmode push_operand splitter): Macroize DImode and SImode pushes
5674 using P mode iterator.
5675 (DFmode push_operand splitter): Ditto.
5676 (XFmode push_operand splitter): Ditto.
5677 (DFmode float_extend SFmode push_operand splitter): Ditto.
5678 (XFmode float_extend SFmode push_operand splitter): Do not generate
5679 SImode pushes for 64bit target. Macroize Dimode and SImode
5680 pushes using P mode iterator.
5681 (XFmode float_extend DFmode push_operand splitter): Ditto.
5683 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5685 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
5686 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
5687 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
5689 (ix86_call_abi_override): Remove check for call_used_regs.
5691 2008-06-03 Richard Guenther <rguenther@suse.de>
5693 * tree-ssa-structalias.c (find_func_aliases): Add constraints
5694 for the lhs of calls if the return type contains pointers.
5696 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5698 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
5699 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
5700 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
5701 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
5702 of cfun and DEFAULT_ABI to deceide abi mode.
5704 (REG_PARM_STACK_SPACE): Removed.
5705 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
5706 (STACK_BOUNDARY): Use default target to deceide stack boundary.
5707 * config/i386/i386-protos.h (ix86_cfun_abi): New.
5708 (ix86_function_abi): Likewise.
5709 (ix86_function_type_abi): Likewise.
5710 (ix86_call_abi_override): Likewise.
5711 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
5712 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
5713 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
5714 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
5716 (X86_64_REGPARM_MAX): New.
5717 (X86_64_SSE_REGPARM_MAX): New.
5718 (X64_REGPARM_MAX): New.
5719 (X64_SSE_REGPARM_MAX): New.
5720 (X86_32_REGPARM_MAX): New.
5721 (X86_32_SSE_REGPARM_MAX): New.
5722 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
5723 (ix86_function_regparm): Handle user calling abi.
5724 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
5725 by DEFAULT_ABI versus SYSV_ABI check.
5726 (ix86_reg_parm_stack_space): New.
5727 (ix86_function_type_abi): New.
5728 (ix86_call_abi_override): New.
5729 (ix86_function_abi): New.
5730 (ix86_cfun_abi): New.
5731 (init_cumulative_args): Call abi specific initialization.
5732 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
5733 (function_arg_64): Extend SSE_REGPARM_MAX check.
5734 (function_arg (): Remove TARGET_64BIT_MS_ABI.
5735 (ix86_pass_by_reference): Likewise.
5736 (ix86_function_value_regno_p): Likewise.
5737 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
5738 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
5739 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
5740 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
5741 (setup_incoming_varargs_64): Adjust regparm for call abi.
5742 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
5743 (ix86_va_start): Likewise.
5744 (ix86_gimplify_va_arg): Likewise.
5745 (ix86_expand_prologue): Likewise.
5746 (output_pic_addr_const): Likewise.
5747 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
5748 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
5749 (x86_output_mi_thunk): Likewise.
5750 (x86_function_profiler): Likewise.
5751 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
5752 (SYSV_ABI, MS_ABI): New constants.
5754 (init_regs): Add prototype of function in regclass.c file.
5755 (OVERRIDE_ABI_FORMAT): New.
5756 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
5757 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
5758 (OUTGOING_REG_PARM_STACK_SPACE): New.
5759 (ix86_reg_parm_stack_space): New prototype.
5760 (CUMULATIVE_ARGS): Add call_abi member.
5761 (machine_function): Add call_abi member.
5762 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
5763 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
5765 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
5768 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
5769 (avr_builtin_setjmp_frame_value): New function.
5770 * config/avr/avr.md (nonlocal_goto_receiver): Define.
5771 (nonlocal_goto): Define.
5773 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
5775 * config/mips/mips.c (mips_emit_loadgp): Return early if
5776 there is nothing do to, otherwise emit a blockage if
5777 !TARGET_EXPLICIT_RELOCS || crtl->profile.
5778 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
5780 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5782 * configure.ac: Drop unneeded backslash ending up in config.in.
5783 * acinclude.m4: Likewise.
5784 * config.in: Regenerate.
5786 2008-05-26 Jan Hubicka <jh@suse.cz>
5788 * predict.c (maybe_hot_frequency_p): Break out of...
5789 (maybe_hot_bb_p): ... here.
5790 (maybe_hot_edge_p): New.
5791 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
5792 * basic-block.h (maybe_hot_edge_p): Declare.
5794 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5796 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
5797 (*cmpfp_<mode>_cc): Ditto.
5798 (*fp_jcc_8<mode>_387): Ditto.
5799 (*fop_<MODEF:mode>_2_i387): Ditto.
5800 (*fop_<MODEF:mode>_3_i387): Ditto.
5801 (*fop_xf_2_i387): Ditto.
5802 (*fop_xf_3_i387): Ditto.
5804 2008-06-02 Tomas Bily <tbily@suse.cz>
5806 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
5808 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5810 * config/mips/mips.c (mips_valid_offset_p): New function.
5811 (mips_valid_lo_sum_p): Likewise.
5812 (mips_classify_address): Use them.
5813 (mips_force_address): New function.
5814 (mips_legitimize_address): Use it.
5815 * config/mips/mips.md (MOVE128): New mode iterator.
5816 (movtf): Require TARGET_64BIT. Remove empty strings.
5817 (*movtf_internal): Rename to...
5818 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
5819 of "R" and use {,fp}{load,store} attributes instead of "multi".
5820 Use a separate define_split.
5821 (*movtf_mips16): New pattern.
5823 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5825 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
5826 * config/mips/mips.c (mips_expand_before_return): New function.
5827 (mips_expand_epilogue): Call it.
5828 * config/mips/mips.md (return): Turn into a define_expand.
5829 (*return): New insn.
5831 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5833 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
5834 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
5835 functions. Do not emit uses and clobbers of CONCATs; individually
5836 use and clobber their operands.
5837 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
5838 gen_clobber, emit_use and gen_use.
5839 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
5840 (expand_builtin_return): Likewise.
5841 * cfgbuild.c (count_basic_blocks): Likewise.
5842 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
5843 * explow.c (emit_stack_restore): Likewise.
5844 * expmed.c (extract_bit_field_1): Likewise.
5845 * expr.c (convert_move, emit_move_complex_parts): Likewise.
5846 (emit_move_multi_word, store_constructor): Likewise.
5847 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
5848 (thread_prologue_and_epilogue_insns): Likewise.
5849 * lower-subreg.c (resolve_simple_move): Likewise.
5850 * optabs.c (widen_operand, expand_binop): Likewise.
5851 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
5852 * reload.c (find_reloads): Likewise.
5853 * reload1.c (eliminate_regs_in_insn): Likewise.
5854 * stmt.c (expand_nl_goto_receiver): Likewise.
5855 * config/alpha/alpha.md (builtin_longjmp): Likewise.
5856 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5857 * config/arm/arm.c (arm_load_pic_register): Likewise.
5858 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
5859 * config/arm/arm.md (untyped_return): Likewise.
5860 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
5861 * config/avr/avr.c (expand_prologue): Likewise.
5862 * config/bfin/bfin.c (do_unlink): Likewise.
5863 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
5864 * config/cris/cris.c (cris_expand_prologue): Likewise.
5865 * config/darwin.c (machopic_indirect_data_reference): Likewise.
5866 (machopic_legitimize_pic_address): Likewise.
5867 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
5868 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
5869 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
5870 (ix86_expand_convert_uns_didf_sse): Likewise.
5871 (ix86_expand_vector_init_general): Likewise.
5872 * config/ia64/ia64.md (eh_epilogue): Likewise.
5873 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
5874 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
5875 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
5876 (config/iq2000/iq2000.c): Likewise.
5877 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
5878 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
5879 (builtin_longjmp): Likewise.
5880 * config/mn10300/mn10300.md (call, call_value): Likewise.
5881 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
5882 * config/pdp11/pdp11.md (abshi2): Likewise.
5883 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5884 * config/s390/s390.c (s390_emit_prologue): Likewise.
5885 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
5886 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
5887 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
5888 * config/sh/sh.c (prepare_move_operands): Likewise.
5889 (output_stack_adjust, sh_expand_epilogue): Likewise.
5890 (sh_set_return_address, sh_expand_t_scc): Likewise.
5891 * config/sparc/sparc.c (load_pic_register): Likewise.
5892 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
5893 * config/spu/spu.c (spu_expand_epilogue): Likewise.
5894 * config/v850/v850.c (expand_epilogue): Likewise.
5896 2008-05-31 Anatoly Sokolov <aesok@post.ru>
5898 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
5899 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
5900 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
5901 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
5902 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
5903 stack pointer register.
5904 (output_movhi): Remove code for interrupt specific writing to the
5905 stack pointer register.
5907 2008-05-31 Richard Guenther <rguenther@suse.de>
5909 PR tree-optimization/34244
5910 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
5911 (tree_expr_nonzero_warnv_p): Likewise.
5912 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5913 ssa_name_nonnegative_p.
5914 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
5915 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
5916 not tree_expr_nonzero_warnv_p.
5918 PR tree-optimization/36262
5920 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
5922 PR tree-optimization/34244
5923 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
5924 (record_numbers_of_iterations): New function.
5925 (execute_vrp): Cache the numbers of iterations of loops.
5926 * tree-scalar-evolution.c (scev_reset_except_niters):
5928 (scev_reset): Use scev_reset_except_niters.
5929 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
5931 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
5933 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5934 __WORKAROUND_RETS when appropriate.
5936 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5938 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
5939 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
5941 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
5942 *fop_df_comm_sse insn patterns using MODEF mode iterator.
5943 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
5944 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
5945 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
5946 *fop_df_1_mixed insn patterns using MODEF mode iterator.
5947 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
5948 *fop_df_1_sse insn patterns using MODEF mode iterator.
5949 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
5950 *fop_df_1_i387 insn patterns using MODEF mode iterator.
5951 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
5952 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
5953 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
5954 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
5955 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
5956 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
5957 (*fop_xf_4_i387): Use <MODE> for mode attribute.
5958 (*fop_xf_5_i387): Ditto.
5959 (*fop_xf_6_i387): Ditto.
5961 2008-05-30 Richard Guenther <rguenther@suse.de>
5963 * builtins.c (build_string_literal): Avoid generating
5964 a non-gimple_val result.
5966 2008-05-30 DJ Delorie <dj@redhat.com>
5968 * exec-tool.in: Use an environment variable (private) instead of a
5969 file (shared) as a semaphore, so as to not break parallel builds.
5971 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5973 * optabs.c (maybe_encapsulate_block): Remove.
5974 (emit_libcall_block): Adjust accordingly.
5975 * optabs.h (maybe_encapsulate_block): Remove prototype.
5977 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
5978 Don't use maybe_encapsulate_block.
5980 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5982 * config/rs6000/rs6000.c (rs6000_legitimize_address,
5983 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
5984 rtx is a SYMBOL_REF before calling get_pool_constant.
5986 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
5988 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
5990 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
5992 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
5993 rather than OS names to choose INO_T_EQ definition.
5994 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
5995 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
5997 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
6000 * config/darwin-f.c: New.
6001 * config/t-darwin: Added rule to build darwin-f.o.
6002 * config.gcc: Defined new variable, fortran_target_objs.
6003 (*-*-darwin*): Set fortran_target_objs.
6004 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
6005 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
6006 * configure: Regenerated.
6008 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
6011 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
6012 canonical type if needed.
6014 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
6016 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
6018 2008-05-29 Richard Guenther <rguenther@suse.de>
6020 PR tree-optimization/36343
6021 PR tree-optimization/36346
6022 PR tree-optimization/36347
6023 * tree-flow.h (clobber_what_p_points_to): Declare.
6024 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
6025 pointed-to variable is dereferenced is irrelevant to whether
6026 the pointer can access the pointed-to variable.
6027 (clobber_what_p_points_to): New function.
6028 * tree-ssa-alias.c (set_initial_properties): Use it.
6029 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
6030 call clobber check for NMTs.
6032 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
6034 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
6035 for printing gcov_type.
6037 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
6039 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
6040 and the eh region information.
6041 * value-prof.c (gimple_move_stmt_histograms): New function.
6042 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
6044 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
6046 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
6048 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
6050 * value-prof.c (tree_ic_transform): Print counts.
6051 * tree-profile.c (tree_gen_ic_func_profiler):
6052 Clear __gcov_indreict_call_callee variable to avoid misattribution
6055 2008-05-28 Rafael Espindola <espindola@google.com>
6057 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
6060 2008-05-28 Richard Guenther <rguenther@suse.de>
6062 PR tree-optimization/36339
6063 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
6064 and clobbering code out of the loop.
6066 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
6068 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
6071 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
6072 s390_contiguous_bitmask_p, s390_symref_operand_p,
6073 s390_check_symref_alignment, s390_reload_larl_operand,
6074 s390_reload_symref_address): New functions.
6075 (s390_branch_condition_mnemonic): Support compare and branch
6077 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
6078 and 'W' constraints.
6079 (s390_secondary_reload): Add secondary reloads for unaligned
6080 symbol refs or symbol refs to floating point or QI/TI mode
6082 (legitimate_address_p): Accept symbol references as addresses.
6083 (s390_expand_insv): Use rotate and insert selected bits
6084 instruction for insv when building for z10.
6085 (print_operand_address): Handle symbol ref addresses.
6086 (print_operand): Output modifier 'c' added for signed byte values.
6087 (s390_encode_section_info): Mark symbol refs with
6088 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
6090 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
6091 (length attribute): RRF, RRR have 4 byte length.
6092 (FPALL, INTALL): New mode iterators added.
6093 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
6094 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
6095 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
6096 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
6097 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
6098 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
6099 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
6100 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
6102 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
6103 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
6104 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
6105 reload<INTALL:mode><P:mode>_toreg_z10,
6106 reload<FPALL:mode><P:mode>_tomem_z10,
6107 reload<FPALL:mode><P:mode>_toreg_z10,
6108 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
6109 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
6110 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
6111 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
6113 (movmem, clrmem, cmpmem): New splitters added.
6115 * config/s390/predicates.md (larl_operand): Use
6116 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
6117 SYMBOL_REF_ALIGN1_P.
6118 (s390_signed_integer_comparison,
6119 s390_unsigned_integer_comparison): New predicates.
6121 * config/s390/s390-protos.h (s390_check_symref_alignment,
6122 s390_contiguous_bitmask_p, s390_reload_larl_operand,
6123 s390_reload_symref_address,
6124 s390_compare_and_branch_condition_mask): Prototypes added.
6126 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
6127 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
6128 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
6130 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
6132 * config/s390/s390.c (z10_cost): New cost function for z10.
6133 (s390_handle_arch_option, override_options): Support -march=z10 switch.
6134 (s390_issue_rate): Adjust issue rate for z10.
6135 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
6136 (processor_flags): Add PF_Z10.
6137 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
6138 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
6139 * gcc/config.gcc: Add z10.
6141 2008-05-28 Richard Guenther <rguenther@suse.de>
6143 PR tree-optimization/36291
6144 * tree-flow. h (struct gimple_df): Remove var_anns member.
6145 * tree-flow-inline.h (gimple_var_anns): Remove.
6146 (var_ann): Simplify.
6147 * tree-dfa.c (create_var_ann): Simplify.
6148 (remove_referenced_var): Clear alias info from var_anns of globals.
6149 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
6150 (delete_tree_ssa): Clear alias info from var_anns of globals.
6151 Do not free var_anns.
6152 (var_ann_eq): Remove.
6153 (var_ann_hash): Likewise.
6155 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
6157 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
6158 and loongson2f entries.
6159 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
6160 * config/mips/mips.h (processor_type): Add Loongson-2E
6161 and Loongson-2F entries.
6162 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
6163 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
6164 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
6165 * doc/invoke.texi (MIPS Options): Document loongson2e
6166 and loongson2f processor names.
6168 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
6172 * config/i386/i386.c (ix86_function_arg_boundary): Use
6173 alignment of canonical type.
6174 (ix86_expand_vector_move): Check unaligned memory access for
6177 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
6179 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
6180 Moved to the front of file.
6182 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
6183 H.J. Lu <hongjiu.lu@intel.com>
6185 * dwarf2out.c (current_fde): New.
6187 (lookup_cfa:): Likewise.
6188 (dwarf2out_end_epilogue): Likewise.
6189 (dwarf2out_note_section_used): Likewise.
6191 2008-05-27 Michael Matz <matz@suse.de>
6194 * c.opt (Wenum-compare): New warning option.
6195 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
6197 2008-05-27 Michael Matz <matz@suse.de>
6200 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
6202 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
6203 into memory as tail calls.
6205 2008-05-27 Richard Guenther <rguenther@suse.de>
6207 PR tree-optimization/36339
6208 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
6209 pointers cause all addressable variables to be call clobbered.
6211 2008-05-27 Richard Guenther <rguenther@suse.de>
6213 PR tree-optimization/36245
6214 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
6216 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6218 * config/s390/s390.md: Replace all occurences of the 'm'
6219 constraint with 'RT'.
6221 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6223 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
6225 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
6227 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
6228 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
6229 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
6231 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6233 * reload.c: (find_reloads): Skip alternatives according to the
6234 "enabled" attribute. Constify the constraint variable.
6235 * recog.c (get_attr_enabled): Add default implementation.
6236 (extract_insn): Set the alternative_enabled_p array
6237 in the recog_data struct.
6238 (preprocess_constraints, constrain_operands): Skip
6239 alternatives according to the "enabled" attribute
6240 * recog.h (struct recog_data): New field alternative_enabled_p.
6241 (skip_alternative): New inline function.
6242 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
6243 (record_reg_classes): Skip alternative according to the
6244 "enabled" attribute.
6246 * doc/md.texi: Add documention for the "enabled" attribute.
6248 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6250 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
6251 * postreload.c (reload_cse_simplify_operands): Replace 'm'
6252 constraint with TARGET_MEM_CONSTRAINT.
6253 * recog.c (asm_operand_ok, preprocess_constraints,
6254 constrain_operands): Likewise.
6255 * regclass.c (record_reg_classes): Likewise.
6256 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
6257 * reload1.c (maybe_fix_stack_asms): Likewise.
6258 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
6259 * recog.h: Adjust comment.
6260 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
6261 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
6262 * doc/md.texi: Add a note to description of 'm' constraint.
6263 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
6265 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
6267 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
6268 that the bitfield is of integral type before testing its precision.
6270 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6271 Sa Liu <saliu@de.ibm.com>
6273 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
6274 __modti3, __udivti3, __umodti3 and __udivmodti4.
6275 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
6276 that implement TImode mul and div functions.
6277 * config/spu/multi3.c: New. Implement __multi3.
6278 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
6279 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
6282 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
6284 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
6285 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
6286 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
6287 tls_sysv_suffix): New mode and mode attribute iterators.
6288 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
6289 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
6290 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
6291 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
6292 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
6295 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
6297 PR tree-optimization/36329
6298 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
6299 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
6300 * cgraphbuild.c (initialize_inline_failed): Use the latter
6301 macro in lieu of the former.
6302 * ipa-inline.c (cgraph_mark_inline): Likewise.
6303 (cgraph_decide_inlining_of_small_function): Likewise.
6304 (cgraph_decide_inlining): Likewise.
6305 (cgraph_decide_inlining_incrementally): Likewise.
6307 2008-05-26 Tristan Gingold <gingold@adacore.com>
6308 Anatoly Sokolov <aesok@post.ru>
6310 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
6311 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
6312 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
6313 optimization for 'avr6' architecture.
6315 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
6318 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
6320 2008-05-26 Richard Guenther <rguenther@suse.de>
6322 * tree-ssa-sccvn.c (expr_has_constants): Declare.
6323 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
6325 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
6328 * caller-save.c (insert_restore): Verify alignment of spill space.
6329 (insert_save): Likewise.
6330 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
6331 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
6332 (STACK_SLOT_ALIGNMENT): Likewise.
6333 * function.c (LOCAL_ALIGNMENT): Removed.
6334 (get_stack_local_alignment): New.
6335 (assign_stack_local): Use it. Set alignment on stack slot.
6336 (assign_stack_temp_for_type): Use get_stack_local_alignment.
6337 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
6338 (STACK_SLOT_ALIGNMENT): New.
6339 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
6340 stack slot in XFmode.
6342 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
6344 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
6347 * config/i386/i386.md (allocate_stack_worker_64): Make sure
6348 argument operand in rax isn't removed.
6350 2008-05-26 Richard Guenther <rguenther@suse.de>
6353 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
6354 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
6356 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6359 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
6361 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
6363 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
6364 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
6366 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
6368 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
6369 build a trampoline if we don't want one.
6370 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
6371 return zero for nested functions if we don't want a trampoline.
6373 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6375 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
6377 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6380 * c.opt: Removed undocumented option '-lang-fortran'.
6381 * c-common.h: Removed global variable 'lang_fortran'.
6382 * c-opts.c (c_common_handle_option): Removed code to handle
6383 option '-lang-fortran'. Updated includes.
6384 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
6385 definition of '__GFORTRAN__'.
6386 (define__GNUC__): Reimplemented to use BASEVER and
6387 cpp_define_formatted.
6388 (builtin_define_with_value_n): Removed.
6389 * c-incpath.h: Renamed to ...
6390 * incpath.h: ... this.
6391 * c-incpath.c: Renamed to ...
6392 * incpath.c: ... this. Updated includes.
6393 * fix-header.c: Updated includes.
6394 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
6395 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
6396 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
6398 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
6400 * tree.h: Update the table of flags used on tree nodes.
6401 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
6402 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
6403 (FORCED_LABEL): Add access check.
6404 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
6405 (ASM_INPUT_P): Likewise.
6406 (ASM_VOLATILE_P): Likewise.
6407 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
6408 (OMP_SECTION_LAST): Access private_flag directly.
6409 (OMP_RETURN_NOWAIT): Likewise.
6410 (OMP_PARALLEL_COMBINED): Likewise.
6411 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
6412 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
6413 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
6414 deprecated_flag directly.
6416 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
6418 * final.c (frame_pointer_needed): Removed.
6419 * flags.h (frame_pointer_needed): Likewise.
6421 * function.h (rtl_data): Add frame_pointer_needed.
6422 (frame_pointer_needed): New.
6424 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
6426 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
6428 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
6430 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
6433 2008-05-25 Alan Modra <amodra@bigpond.net.au>
6435 * c-common.c (strip_array_types): Move function to..
6437 (get_inner_array_type): Delete.
6438 * c-common.h (strip_array_types): Move declaration to..
6440 (get_inner_array_type): Delete.
6441 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
6442 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6443 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6444 * config/pa/pa.c (emit_move_sequence): Likewise.
6446 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
6448 * config/i386/i386.md (*sse_prologue_save_insn): Set length
6451 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
6453 * function.c: Include target hook for nonlocal_goto frame value.
6455 2008-05-24 Richard Guenther <rguenther@suse.de>
6457 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
6458 variable can be only accessed through a pointer or a union.
6460 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6462 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
6463 * doc/extend.texi: Likewise.
6465 2008-05-23 DJ Delorie <dj@redhat.com>
6467 * config/m32c/jump.md (untyped_call): Add.
6469 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
6471 (m32c_address_cost): Detail costs for indirect offsets.
6473 2008-05-23 Rafael Espindola <espindola@google.com>
6475 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
6476 if a node is a SUBREG.
6477 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
6480 2008-05-23 Paul Brook <paul@codesourcery.com>
6481 Carlos O'Donell <carlos@codesourcery.com>
6483 * doc/extend.texi: Clarify use of __attribute__((naked)).
6484 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
6485 * target.h (gcc_target): Add allocate_stack_slots_for_args.
6486 * function.c (use_register_for_decl): Use
6487 targetm.calls.allocate_stack_slots_for_args.
6488 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
6489 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
6490 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
6492 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
6494 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
6496 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
6498 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
6499 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
6500 is only rounded once.
6502 2008-05-23 Richard Guenther <rguenther@suse.de>
6504 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
6506 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
6507 Jakub Jelinek <jakub@redhat.com>
6510 * configure.ac: Handle --enable-cld.
6511 * configure: Regenerated.
6512 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
6513 * config/i386/i386.h (struct machine_function): Add needs_cld field.
6514 (ix86_current_function_needs_cld): New define.
6515 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
6516 (cld): New isns pattern.
6517 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
6518 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
6519 * config/i386/i386.opt (mcld): New option.
6520 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
6521 TARGET_CLD and ix86_current_function_needs_cld.
6522 (override_options): Use -mcld by default for 32-bit code if
6525 * doc/install.texi (Options specification): Document --enable-cld.
6526 * doc/invoke.texi (Machine Dependent Options)
6527 [i386 and x86-64 Options]: Add -mcld option.
6528 (Intel 386 and AMD x86-64 Options): Document -mcld option.
6530 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
6531 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
6532 (return_in_memory_64): Likewise.
6533 (return_in_memory_ms_64): Likewise.
6535 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6537 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
6538 * builtins.c (fold_builtin_fpclassify): New.
6539 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
6540 * builtins.def (BUILT_IN_FPCLASSIFY): New.
6541 * c-common.c (handle_type_generic_attribute): Adjust to accept
6542 fixed arguments before an elipsis.
6543 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
6544 * doc/extend.texi: Document __builtin_fpclassify.
6546 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
6548 * omp-low.c (gate_expand_omp_ssa): Remove.
6549 (pass_expand_omp_ssa): Remove.
6550 (gate_expand_omp): Do not check for flag_openmp_ssa.
6551 * common.opt (-fopenmp-ssa): Remove.
6552 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
6554 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
6556 * config/sh/sh.opt (mfixed-range): New option.
6557 * config/sh/sh-protos.h (sh_fix_range): Declare.
6558 * config/sh/sh.c (sh_fix_range): New function.
6559 * config/sh/sh.h (sh_fixed_range_str): Declare.
6560 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
6562 * doc/invoke.texi (SH Options): Document -mfixed-range.
6564 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
6566 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
6567 it before the redeclaration.
6569 2008-05-22 Anatoly Sokolov <aesok@post.ru>
6571 * config/avr/avr.c (get_sequence_length): Add new function.
6572 (expand_prologue, expand_epilogue): Remove duplicate code.
6574 2008-05-22 Rafael Espindola <espindola@google.com>
6576 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
6579 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
6581 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
6582 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
6584 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
6585 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
6586 (vect_update_misalignment_for_peel): Likewise.
6587 (vector_alignment_reachable_p): Likewise.
6588 * tree-vect-transform.c (vectorizable_load): Likewise.
6589 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6590 (get_vectype_for_scalar_type): Pass mode of scalar_type
6591 to UNITS_PER_SIMD_WORD.
6593 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
6594 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
6595 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6596 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6597 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6599 2008-05-22 Ira Rosen <irar@il.ibm.com>
6601 PR tree-optimization/36293
6602 * tree-vect-transform.c (vect_transform_strided_load): Don't check
6603 if the first load must be skipped because of a gap.
6605 2008-05-22 Richard Guenther <rguenther@suse.de>
6607 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
6608 more cases of offset disambiguation that is possible if
6609 strict-aliasing rules apply.
6610 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
6611 for basic offset and type-based disambiguation.
6613 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6615 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
6616 ix86_expand_vector_set on V16QImode for SSE4.1.
6618 2008-05-21 Tom Tromey <tromey@redhat.com>
6620 * c.opt (Wimport): Mark as undocumented.
6621 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
6623 (Warning Options): Likewise.
6624 * doc/cppopts.texi: Don't mention -Wimport.
6626 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6628 PR tree-optimization/36287
6629 PR tree-optimization/36286
6630 * lambda-code.c (build_access_matrix): Do not use the loop->num
6631 for computing the number of induction variables: use the loop depth
6634 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
6637 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
6638 option -f(no-)leading-underscore.
6640 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6642 * config/i386/i386.c (ix86_expand_vector_init_general): Use
6643 GET_MODE_NUNITS (mode).
6645 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
6647 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
6648 (-mmulhw): Add 464 to description.
6649 (-mdlmzb): Likewise.
6650 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
6651 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
6653 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
6654 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
6655 * config/rs6000/rs6000.md: Update comments for 464.
6657 2008-05-21 Janis Johnson <janis187@us.ibm.com>
6659 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
6661 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6663 * config/i386/sse.md (vec_extractv4sf): Removed.
6664 (vec_extractv2df): Likewise.
6665 (vec_extractv2di): Likewise.
6666 (vec_extractv4si): Likewise.
6667 (vec_extractv8hi): Likewise.
6668 (vec_extractv16qi): Likewise.
6669 (vec_extract<mode>): New.
6671 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6673 * config/i386/sse.md (vec_setv4sf): Removed.
6674 (vec_setv2df): Likewise.
6675 (vec_setv2di): Likewise.
6676 (vec_setv4si): Likewise.
6677 (vec_setv8hi): Likewise.
6678 (vec_setv16qi): Likewise.
6679 (vec_set<mode>): New.
6681 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6683 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
6684 goto for vec_concat and vec_interleave.
6686 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6688 * config/i386/sse.md (vec_initv4sf): Removed.
6689 (vec_initv2df): Likewise.
6690 (vec_initv2di): Likewise.
6691 (vec_initv4si): Likewise.
6692 (vec_initv8hi): Likewise.
6693 (vec_initv16qi): Likewise.
6694 (vec_init<mode>): New.
6696 2008-05-21 Joseph Myers <joseph@codesourcery.com>
6698 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
6700 2008-05-21 Tom Tromey <tromey@redhat.com>
6702 * ggc-zone.c (lookup_page_table_if_allocated): New function.
6703 (zone_find_object_offset): Likewise.
6704 (gt_ggc_m_S): Likewise.
6705 (highest_bit): Likewise.
6706 * ggc-page.c (gt_ggc_m_S): New function.
6707 * stringpool.c (string_stack): Remove.
6708 (init_stringpool): Update.
6709 (ggc_alloc_string): Use ggc_alloc.
6710 (maybe_delete_ident): New function.
6711 (ggc_purge_stringpool): Likewise.
6712 (gt_ggc_m_S): Remove.
6713 * ggc-common.c (ggc_protect_identifiers): New global.
6714 (ggc_mark_roots): Call ggc_purge_stringpool. Use
6715 ggc_protect_identifiers.
6716 * ggc.h (ggc_protect_identifiers): Declare.
6717 (gt_ggc_m_S): Update.
6718 (ggc_purge_stringpool): Declare.
6719 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
6720 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
6722 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
6724 2008-05-21 David S. Miller <davem@davemloft.net>
6726 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
6729 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
6731 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
6734 2008-05-20 David Daney <ddaney@avtrex.com>
6736 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
6737 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
6738 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6739 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6740 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
6741 (atomic_hiqi_op): New define_code_iterator.
6742 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
6743 mips_expand_compare_and_swap_12.
6744 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
6745 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
6746 (sync_<optab><mode>, sync_old_<optab><mode>,
6747 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6748 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
6749 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
6750 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
6751 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
6752 (test_and_set_12): New insn.
6753 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
6754 sync_new_<optab><mode>, sync_old_nand<mode>,
6755 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
6756 clobber to operand 0 for SI and DI mode insns.
6757 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
6758 mips_gen_fn_4): New typedefs.
6759 (mips_gen_fn_ptrs): Define new union type.
6760 (mips_expand_compare_and_swap_12): Remove declaration.
6761 (mips_expand_atomic_qihi): Declare function.
6762 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
6763 (mips_expand_atomic_qihi): ... this. Use new generator function
6765 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
6766 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
6767 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
6768 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
6769 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
6770 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
6771 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
6772 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
6773 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
6774 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
6777 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
6779 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
6782 2008-05-20 Anatoly Sokolov <aesok@post.ru>
6784 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
6785 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
6786 (avr_attribute_table): Add 'OS_main' function attribute.
6787 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
6788 functions with 'OS_main' attribute.
6790 2008-05-20 Richard Guenther <rguenther@suse.de>
6792 PR tree-optimization/35204
6793 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
6794 helper, split out from ...
6795 (DFS): ... here. Make the DFS walk non-recursive.
6797 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
6798 Jan Sjodin <jan.sjodin@amd.com>
6800 PR tree-optimization/36181
6801 * tree-parloops.c (loop_has_vector_phi_nodes): New.
6802 (parallelize_loops): Don't parallelize when the loop has vector
6805 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6806 Sebastian Pop <sebastian.pop@amd.com>
6808 * tree-loop-linear.c (gather_interchange_stats): Look in the access
6809 matrix, and never look at the tree representation of the memory
6811 (linear_transform_loops): Computes parameters and access matrices.
6812 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
6814 (access_matrix_get_index_for_parameter): New.
6815 * tree-data-ref.h (struct access_matrix): New.
6816 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
6817 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
6818 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
6819 am_vector_index_for_loop): New.
6820 (struct data_reference): Add field access_matrix.
6821 (DR_ACCESS_MATRIX): New.
6822 (compute_data_dependences_for_loop): Update declaration.
6823 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
6824 * lambda.h (lambda_vector_vec_p): Declared.
6825 * lambda-code.c: Depend on pointer-set.h.
6826 (lambda_collect_parameters_from_af, lambda_collect_parameters,
6827 av_for_af_base, av_for_af, build_access_matrix,
6828 lambda_compute_access_matrices): New.
6829 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
6831 2008-05-20 Joseph Myers <joseph@codesourcery.com>
6833 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
6836 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6837 Sebastian Pop <sebastian.pop@amd.com>
6839 PR tree-optimization/36206
6840 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
6842 (instantiate_scev_1): Rename flags to fold_conversions.
6843 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
6844 outeside instantiation_loop.
6845 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
6846 (evolution_function_is_affine_or_constant_p): Removed.
6847 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
6849 (analyze_siv_subscript): Pass in the loop nest number.
6850 Call evolution_function_is_affine_in_loop instead of
6851 evolution_function_is_affine_p.
6852 (analyze_overlapping_iterations): Pass in the loop nest number.
6854 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6855 Sebastian Pop <sebastian.pop@amd.com>
6857 PR tree-optimization/36206
6858 * tree-chrec.h (chrec_fold_op): New.
6859 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
6862 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
6864 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
6866 (remove_duplicates): Do not set inode on non-inode systems.
6869 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
6871 * config.gcc (tm_file): Update comments about relative pathnames.
6873 2008-05-20 Richard Guenther <rguenther@suse.de>
6875 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
6876 * tree-ssa-sccvn.c (process_scc): Likewise.
6877 * tree-ssa-sink.c (execute_sink_code): Likewise.
6878 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
6879 * tree-vrp.c (process_assert_insertions): Likewise.
6880 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6881 (perform_tree_ssa_dce): Likewise.
6882 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6883 (dump_dominator_optimization_stats): Likewise.
6884 * tree-vectorizer.c (vectorize_loops): Likewise.
6886 2008-05-20 Richard Guenther <rguenther@suse.de>
6888 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
6890 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
6892 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
6893 (ix86_i386elf_return_in_memory): Likewise.
6894 (ix86_i386interix_return_in_memory): Likewise.
6895 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
6896 (SUBTARGET_RETURN_IN_MEMORY): New.
6897 * config/i386/i386elf.h: Likewise.
6898 * config/i386/ptx4-i.h: Likewise.
6899 * config/i386/sol2-10.h: Likewise.
6900 * config/i386/sysv4.h: Likewise.
6901 * config/i386/vx-common.h: Likewise.
6902 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
6903 * config/i386/i386.c (ix86_return_in_memory): Made static and
6904 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
6905 (ix86_i386elf_return_in_memory): Removed.
6906 (ix86_i386interix_return_in_memory): Removed.
6907 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
6908 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
6910 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
6912 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
6914 2008-05-19 Xinliang David Li <davidxl@google.com>
6916 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
6918 * common.opt: Ditto.
6919 * doc/invoke.texi: Ditto.
6921 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
6923 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
6924 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
6926 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6928 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
6929 sizes of operand array from 8/4 to 4/2.
6930 (ix86_expand_vector_init_general): Change size of operand array
6931 from 32 to 16. Remove op0, op1 and half_mode.
6933 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6935 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
6936 (ix86_expand_vector_init_interleave): Likewise.
6937 (ix86_expand_vector_init_general): Use them. Assert
6938 word_mode == SImode when n_words == 4.
6940 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
6942 * config/i386/i386.c (ix86_secondary_reload): New static function.
6943 (TARGET_SECONDARY_RELOAD): New define.
6944 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6945 * config/i386/i386.md (reload_outqi): Remove.
6947 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6950 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
6951 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
6952 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
6953 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
6954 (fold_builtin_1): Likewise.
6955 * builtins.def (BUILT_IN_ISINF_SIGN): New.
6956 c-common.c (check_builtin_function_arguments): Handle
6957 BUILT_IN_ISINF_SIGN.
6958 * doc/extend.texi: Document __builtin_isinf_sign.
6959 * fold-const.c (operand_equal_p): Handle COND_EXPR.
6961 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
6963 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
6964 EH cleanup at the end of the pass, search for those that have been
6965 turned into forwarder blocks and do the cleanup on their successor.
6967 2008-05-18 Richard Guenther <rguenther@suse.de>
6969 * tree-cfg.c (verify_gimple_expr): Allow conversions from
6970 pointers to sizetype and vice versa.
6972 2008-05-18 Xinliang David Li <davidxl@google.com>
6974 * gcc/tree-ssa-dce.c: Coding style fix.
6975 (check_pow): Documentation comment.
6976 (check_log): Documenation comment. Coding style fix.
6977 (is_unnecessary_except_errno_call): Ditto.
6978 (gen_conditions_for_pow): Ditto.
6979 (gen_conditions_for_log): Ditto.
6980 (gen_shrink_wrap_conditions): Ditto.
6981 (shrink_wrap_one_built_in_calls): Ditto.
6982 * gcc/doc/invoke.texi: Better documentation string.
6983 * ChangeLog: Fix wrong change log entries from
6984 May 17 checkin on function call DCE.
6986 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
6988 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
6990 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6992 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
6993 * df-problems.c (simulation routines): Fixed block comment to
6994 properly say how to add forwards scanning functions.
6996 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
6998 * tree-inline.c (setup_one_parameter): Remove dead code.
7000 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
7002 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
7003 a BIT_AND_EXPR only for an INTEGER_TYPE.
7005 2008-05-17 Xinliang David Li <davidxl@google.com>
7007 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
7008 (check_pow, check_log, is_unnecessary_except_errno_call): New
7009 functions to check for eliminating math functions that are pure
7010 except for setting errno.
7011 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
7012 general condition expressions for shrink-wrapping pow/log calls.
7013 (gen_shrink_wrap_conditions): Ditto.
7014 (shrink_wrap_one_built_in_call): Ditto.
7015 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
7016 (mark_operand_necessary): If debugging, output if OP is necessary.
7017 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
7019 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
7021 * gcc/common.opt: New user flag -ftree-builtin-dce.
7022 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
7024 2008-05-16 David S. Miller <davem@davemloft.net>
7026 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
7027 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
7029 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
7032 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
7034 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7036 * ifcvt.c (dead_or_predicable): Rename
7037 df_simulate_one_insn_backwards to df_simulate_one_insn.
7038 * recog.c (peephole2_optimize): Ditto.
7039 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
7041 * df.h: Rename df_simulate_one_insn_backwards to
7042 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
7043 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
7044 scanning of defs and uses.
7045 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
7046 (df_simulate_one_insn_forwards): Removed.
7048 2008-05-16 Doug Kwan <dougkwan@google.com>
7050 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
7052 (real_from_string): Handle NaNs and Inf as approriate.
7054 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
7056 * doc/gty.texi (Source Files Containing Type Information): Note
7057 that headers should appear first in the gtfiles list.
7059 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7061 * tree.def (COND_EXEC): Properly documented this code.
7063 2008-05-16 Diego Novillo <dnovillo@google.com>
7065 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
7066 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
7069 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7071 * tree-ssa-dse (max_stmt_uid): Removed.
7072 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
7073 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
7074 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
7075 * function.h (cfun.last_stmt_uid): New field.
7076 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
7077 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
7079 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
7080 (create_stmt_ann): Initialize the ann->uid field.
7081 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
7083 * tree-flow.h (renumber_gimple_stmt_uids): New function.
7085 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
7087 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
7088 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
7089 (init_empty_tree_cfg): Call it.
7091 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7093 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
7096 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7098 * doc/invoke.text (-fdump-tree-*-verbose): New option.
7099 * tree-dump.c (dump_options): New verbose option.
7100 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
7102 * tree-pass.h (TDF_VERBOSE): New dump flag.
7103 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
7104 (tree-flow.h): Added include.
7105 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
7107 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
7109 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
7111 From Jie Zhang <jie.zhang@analog.com>
7112 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7113 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
7114 mcpu=bf561-none and mcpu=bf561-0.2.
7115 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7116 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
7117 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7118 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
7119 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
7120 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
7121 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
7123 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
7124 (cputype_selected): Remove.
7125 (bfin_handle_option): Don't use cputype_selected.
7126 (override_options): When no mcpu option, enable all workarounds.
7127 Don't use bfin_workarounds.
7128 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
7130 (DEFAULT_CPU_TYPE): Don't define.
7132 2008-05-16 Richard Guenther <rguenther@suse.de>
7134 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
7135 on deletion of the last stmt.
7137 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
7139 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
7140 V8HImode for SSE2 and V16QImode for SSE4.1.
7142 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7144 * cgraph.h (compute_inline_parameters): Made public.
7145 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
7146 variable_generate_summary, function_write_summary,
7147 variable_write_summary, variable_read_summary. Added generate_summary,
7148 write_summary, read_summary.
7149 * cgraphunit.c (cgraph_process_new_functions): Changed call from
7150 pass_ipa_inline.function_generate_summary, to
7151 compute_inline_parameters.
7152 * ipa-inline.c (compute_inline_parameters): Made public and added
7154 (compute_inline_parameters_for_current): New function.
7155 (pass_inline_param): Now calls compute_inline_parameters_for_current.
7156 (inline_generate_summary): Removed parameter and made to loop over
7158 (pass_ipa_inline): Updated for new IPA_PASS structure.
7159 * passes.c (execute_ipa_summary_passes): Now is called once per
7160 pass rather than once per node*pass.
7162 2008-05-15 Anatoly Sokolov <aesok@post.ru>
7164 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
7165 avr_have_mul_p, avr_asm_only_p): Remove variables.
7166 (avr_override_options): Remove initialization of removed variables.
7167 (avr_file_start): Convert removed variables to fields of
7168 'struct base_arch_s *avr_current_arch'.
7169 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
7170 (AVR_HAVE_MUL): (Ditto.).
7171 (AVR_HAVE_MOVW): (Ditto.).
7172 (AVR_HAVE_LPMX): (Ditto.).
7173 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
7174 avr_asm_only_p): Remove declaration.
7176 2008-05-15 Diego Novillo <dnovillo@google.com>
7178 * config/arm/arm.c (arm_return_in_memory): Fix return type.
7179 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
7181 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
7184 * combine.c (check_conversion): Rename back to check_promoted_subreg.
7185 Don't call record_truncated_value from here.
7186 (record_truncated_value): Turn it into a for_each_rtx callback.
7187 (record_truncated_values): New function.
7188 (combine_instructions): Call note_uses with record_truncated_values.
7189 Change name of check_conversion to check_promoted_subreg.
7191 2008-05-15 Janis Johnson <janis187@us.ibm.com>
7193 * doc/sourcebuild.texi: Document support for torture tests.
7195 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
7197 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
7198 to alternative 4 of operand 2.
7200 2008-05-15 Richard Guenther <rguenther@suse.de>
7202 * tree-pass.h (current_pass): Declare.
7203 (get_pass_for_id): Likewise.
7204 * passes.c (passes_by_id, passes_by_id_size): New globals.
7205 (set_pass_for_id): New function.
7206 (get_pass_for_id): Likewise.
7207 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
7208 (execute_function_todo): Flush per function statistics.
7209 * toplev.c (compile_file): Init statistics.
7210 (general_init): Do early statistics initialization.
7211 (finalize): Finish statistics.
7212 * statistics.h (statistics_early_init): Declare.
7213 (statistics_init): Likewise.
7214 (statistics_fini): Likewise.
7215 (statistics_fini_pass): Likewise.
7216 (statistics_counter_event): Likewise.
7217 (statistics_histogram_event): Likewise.
7218 * statistics.c: New file.
7219 * Makefile.in (OBJS-common): Add statistics.o.
7220 (statistics.o): Add dependencies.
7221 * doc/invoke.texi (-fdump-statistics): Document.
7223 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
7225 (execute_pre): Use statistics_counter_event.
7226 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
7227 (substitute_and_fold): Increment it. Use statistics_counter_event.
7229 2008-05-15 Diego Novillo <dnovillo@google.com>
7231 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
7233 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
7234 * tree-ssa-alias.c (new_type_alias): Remove references to
7235 sub-variables from comment.
7236 * tree-ssa-operands.c (swap_tree_operands): Likewise.
7238 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
7240 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
7241 attribute to 1 only for insertps alternative.
7243 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
7245 * config/bfin/bfin.md (loadbytes): New pattern.
7246 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
7247 (bfin_init_builtins): Initialize it.
7248 (bdesc_1arg): Add it.
7250 2008-05-15 Sa Liu <saliu@de.ibm.com>
7252 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
7253 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
7254 * testsuite/lib/target-supports.exp: Add
7255 check_effective_target_fortran_integer_16.
7257 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
7259 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
7260 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
7261 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
7262 (TARGET_RETURN_IN_MEMORY): Define.
7264 2008-05-15 Richard Guenther <rguenther@suse.de>
7267 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
7268 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
7269 represent unmodifiable vars.
7271 2008-05-15 Richard Guenther <rguenther@suse.de>
7273 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
7274 INDIRECT_REF and TARGET_MEM_REF.
7275 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7278 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
7279 H.J. Lu <hongjiu.lu@intel.com>
7281 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
7282 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
7283 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
7284 insn alternatives. Add missing alternatives.
7285 (*vec_concatv2di_rex64_sse4_1): Likewise.
7286 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
7287 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
7290 2008-05-15 Richard Guenther <rguenther@suse.de>
7292 PR tree-optimization/36009
7293 PR tree-optimization/36204
7294 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
7295 (determine_invariantness_stmt): Record the loop a store is
7297 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
7300 2008-05-15 Richard Guenther <rguenther@suse.de>
7302 PR tree-optimization/34330
7303 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
7304 through the pointer will alias the SMT.
7306 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
7308 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
7310 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
7312 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
7314 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7315 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7317 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
7318 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
7319 (vashl_optab): New optab for vector/vector shifts.
7320 (vashr_optab): Ditto.
7321 (vlshr_optab): Ditto.
7322 (vrotl_optab): Ditto.
7323 (vrotr_optab): Ditto.
7324 (optab_subtype): New enum for optab_for_tree_code call.
7325 (optab_for_tree_code): Add enum optab_subtype argument.
7327 * optabs.c (optab_for_tree_code): Take an additional argument to
7328 distinguish between a vector shift by a scalar and vector shift by
7329 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
7330 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
7331 vector shift by a vector.
7332 (expand_widen_pattern_expr): Pass additional argument to
7333 optab_for_tree_code.
7335 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
7336 vrotl_optab, vrotr_optab.
7338 * expr.c (expand_expr_real_1): Update calls to
7339 optab_for_tree_code to distinguish between vector shifted by a
7340 scalar and vector shifted by a vector.
7341 * tree-vectorizer.c (supportable_widening_operation): Ditto.
7342 (supportable_narrowing_operation): Ditto.
7343 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
7344 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
7345 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
7346 (vect_create_epilog_for_reduction): Ditto.
7347 (vectorizable_reduction): Ditto.
7348 (vectorizable_operation): Ditto.
7349 (vect_strided_store_supported): Ditto.
7350 (vect_strided_load_supported): Ditto.
7351 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7352 * expmed.c (expand_shift): Ditto.
7354 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
7356 (ashr@var{m}3): Ditto.
7357 (vashl@var{m}3): Document new vector/vector shift standard name.
7358 (vashr@var{m}3): Ditto.
7359 (vlshr@var{m}3): Ditto.
7360 (vrotl@var{m}3): Ditto.
7361 (vrotr@var{m}3): Ditto.
7363 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
7364 (PPERM_INVERT): Ditto.
7365 (PPERM_REVERSE): Ditto.
7366 (PPERM_REV_INV): Ditto.
7367 (PPERM_ZERO): Ditto.
7368 (PPERM_ONES): Ditto.
7369 (PPERM_SIGN): Ditto.
7370 (PPERM_INV_SIGN): Ditto.
7371 (PPERM_SRC1): Ditto.
7372 (PPERM_SRC2): Ditto.
7374 * config/i386/sse.md (mulv2di3): Add SSE5 support.
7375 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
7376 allows a memory operand to be the value being added, and split it
7377 to improve vectorization.
7378 (sse5_pmacsdqh_mem): Ditto.
7379 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
7380 (sse5_mulv2div2di3_high): Ditto.
7381 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
7382 (vec_pack_trunc_v4si): Ditto.
7383 (vec_pack_trunc_v2di): Ditto.
7384 (sse5_pcmov_<mode>): Remove code that tried to use use
7385 andps/andnps instead of pcmov.
7386 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
7387 pmacsdqh instructions.
7388 (vec_widen_smult_lo_v4si): Ditto.
7390 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
7391 (PPERM_INVERT): Ditto.
7392 (PPERM_REVERSE): Ditto.
7393 (PPERM_REV_INV): Ditto.
7394 (PPERM_ZERO): Ditto.
7395 (PPERM_ONES): Ditto.
7396 (PPERM_SIGN): Ditto.
7397 (PPERM_INV_SIGN): Ditto.
7398 (PPERM_SRC1): Ditto.
7399 (PPERM_SRC2): Ditto.
7400 (ix86_expand_sse_movcc): Move the SSE5 test after the if
7402 (ix86_expand_int_vcond): If SSE5 generate all possible integer
7404 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
7405 says ignore whether the last reference is a memory operand.
7407 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7408 Paolo Bonzini <bonzini at gnu dot org>
7410 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
7413 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
7414 (vlshr<mode>3): Rename from vlshr<mode>3.
7415 (vashr<mode>3): Rename from vashr<mode>3.
7416 (mulv4sf3): Change the names of vector shift patterns.
7420 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
7423 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
7448 * config/spu/spu.md (v): New iterator macro to add v for vector types.
7449 (floatunssidf2_internal): Change vector/vector shift names.
7450 (floatunsdidf2_internal): Ditto.
7457 (vashl<mode>3): Rename from ashl<mode>3.
7458 (vashr<mode>3): Rename from ashr<mode>3.
7459 (vlshr<mode>3): Rename from lshr<mode>3.
7460 (vrotl<mode>3): Rename from rotl<mode>3.
7462 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7465 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
7466 multiply gives the wrong value when doing widening multiplies.
7467 (vec_widen_smult_lo_v4si): Ditto.
7469 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
7471 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
7472 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
7473 emit_library_call_value.
7474 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
7475 * tree.h (ECF_LIBCALL_BLOCK): Removed.
7476 * calls.c (initialize_argument_information, precompute_arguments,
7477 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
7478 (precompute_arguments): Removed flags parameter.
7479 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
7481 2008-05-14 Richard Guenther <rguenther@suse.de>
7483 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
7484 Make sure to register the store if the use is a PHI_NODE.
7486 2008-05-14 Olivier Hainque <hainque@adacore.com>
7488 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
7489 memory if the component is to be referenced in BLKmode according
7490 to get_inner_reference.
7492 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
7494 * calls.c (emit_library_call_value_1): Restore code clearing
7495 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
7497 2008-05-14 Olivier Hainque <hainque@adacore.com>
7498 Nicolas Roche <roche@adacore.com>
7500 * configure.ac: Add support for a "gcc_subdir" variable in
7501 config-lang.in, to denote a subdirectory where the language/GCC
7502 integration files are to be found.
7503 * configure: Regenerate.
7505 2008-05-14 Ira Rosen <irar@il.ibm.com>
7507 PR tree-optimization/36098
7508 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
7509 value for the first load in the group in case of a gap.
7510 (vect_build_slp_tree): Check that there are no gaps in loads.
7512 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
7514 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
7515 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
7516 expand_copysign_bit, ): Change call to emit_no_conflict_block to
7517 emit_insn and remove unneeded code to construct extra args.
7518 (emit_no_conflict_block): Removed.
7519 * optabls.h: (emit_no_conflict_block): Removed.
7520 * cse.c (cse_extended_basic_block): Remove search for
7521 REG_NO_CONFLICT note.
7522 * global.c: Removed incorrect comment added in revision 117.
7523 * expr.c (convert_move): Change call to emit_no_conflict_block to
7525 * recog.c: Change comments so that they do not mention
7527 * local_alloc.c (combine_regs): Removed last parameter.
7528 (no_conflict_p): Removed.
7529 (block_alloc): Removed note, no_conflict_combined_regno and set
7530 local vars. Removed all code to process REG_NO_CONFLICT blocks.
7531 (combine_regs): Removed already_dead and code to look for
7532 REG_NO_CONFLICT notes.
7533 * lower_subreg (remove_retval_note): Removed code to look for
7534 REG_NO_CONFLICT block.
7535 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
7536 (resolve_clobber): Remove code to process libcalls that have
7537 REG_NO_CONFLICT notes.
7538 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
7540 * combine.c (can_combine_p, distribute_notes): Removed
7541 REG_NO_CONFLICT case.
7542 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
7544 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
7545 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
7547 * reg-notes.def (NO_CONFLICT): Removed.
7549 2008-05-14 David S. Miller <davem@davemloft.net>
7551 * config/sparc/sparc.c (sparc_profile_hook): If
7552 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
7553 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
7554 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
7556 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
7558 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
7560 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
7563 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
7564 and op1 expansion before vector concat to have less live pseudos.
7566 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
7568 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7569 ix86_expand_vector_set if supported.
7571 2008-05-13 Diego Novillo <dnovillo@google.com>
7572 Kenneth Zadeck <zadeck@naturalbridge.com>
7574 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
7576 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
7577 phinodes_print_statistics, init_ssanames, fini_ssanames,
7578 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
7579 release_ssa_name, release_defs, replace_ssa_name_symbol,
7580 ssanames_print_statistics): Move ...
7581 * tree-flow.h: ... here.
7582 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
7583 Use FN instead of cfun.
7584 (make_ssa_name_fn): Rename from make_ssa_name.
7585 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
7586 * tree-flow-inline.h (make_ssa_name): Move from
7587 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
7588 * omp-low.c (expand_omp_parallel):
7589 * tree-flow-inline.h (redirect_edge_var_map_result):
7590 * tree-ssa.c (init_tree_ssa): Add argument FN.
7591 Use it instead of cfun. Update all users.
7593 2008-05-13 Tom Tromey <tromey@redhat.com>
7595 PR preprocessor/22168:
7596 * doc/cpp.texi (Top): Update menu.
7597 (Alternatives to Wrapper #ifndef): New node.
7598 (Other Directives): Document deprecation.
7599 (Obsolete Features): Remove menu.
7600 (Assertions): Merge node into Obsolete Features.
7601 (Obsolete once-only headers): Move earlier; rename to Alternatives
7603 * doc/cppopts.texi: Update.
7604 * c.opt (Wdeprecated): Enable for C and ObjC.
7605 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
7606 (C++ Dialect Options): Move -Wno-deprecated from here to...
7607 (Warning Options): ... here.
7609 2008-05-13 Richard Guenther <rguenther@suse.de>
7612 * fold-const.c (fold_sign_changed_comparison): Do not allow
7613 changes in pointer-ness.
7615 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7618 * config/sh/sh.c (sh_expand_prologue): Don't clear
7619 RTX_FRAME_RELATED_P for push insns.
7621 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
7623 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
7625 2008-05-12 Anatoly Sokolov <aesok@post.ru>
7627 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
7628 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
7629 Use 'machine->is_leaf' instead of 'leaf_func_p'.
7631 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
7633 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
7634 (*vec_concatv4sf_sse): This.
7635 (*sse2_concatv2si): Renamed to ...
7636 (*vec_concatv2si_sse2): This.
7637 (*sse1_concatv2si): Renamed to ...
7638 (*vec_concatv2si_sse): This.
7639 (*vec_concatv2di_rex): Renamed to ...
7640 (*vec_concatv2di_rex64): This.
7641 (*vec_concatv2si_sse4_1): New.
7642 (*vec_concatv2di_rex64_sse4_1): Likewise.
7644 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
7646 PR rtl-optimization/36111
7647 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
7648 that was created for swappable operands.
7650 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
7653 * Makefile.in: Substitute GNATMAKE and GNATBIND.
7654 * configure.ac: Add call to ACX_PROG_GNAT.
7656 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
7658 * optc-gen.awk: Fix comment typo.
7660 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7662 * pretty-print.c (pp_integer_with_precision): Use
7663 HOST_LONG_LONG_FORMAT.
7665 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
7667 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
7669 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
7671 * config/i386/i386.c (bdesc_ptest): Removed.
7672 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
7673 (bdesc_args): Add __builtin_ia32_ptestz128,
7674 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
7675 (ix86_init_mmx_sse_builtins): Updated.
7676 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
7677 (ix86_expand_builtin): Updated.
7679 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
7681 * tree-cfg.c (valid_fixed_convert_types_p): New function.
7682 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
7684 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
7686 * value-prof.c (interesting_stringop_to_profile): Do not
7687 return early for BUILT_IN_MEMPCPY.
7689 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
7691 * calls.c (expand_call): Don't use callgraph to increase
7692 preferred_stack_boundary.
7694 * cgraph.h (cgraph_rtl_info): Use unsigned on
7695 preferred_incoming_stack_boundary.
7697 * final.c (rest_of_clean_state): Use unsigned on
7698 preferred_stack_boundary.
7700 2008-05-09 Tom Tromey <tromey@redhat.com>
7702 PR preprocessor/22231:
7703 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
7706 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
7708 PR tree-optimization/36129
7709 * tree-ssa-ccp.c: Include value-prof.h.
7710 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
7711 built-in function was folded to a constant.
7712 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
7714 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
7715 Sebastian Pop <sebastian.pop@amd.com>
7717 * tree-scalar-evolution.c: Document instantiate_scev.
7718 (instantiate_parameters_1): Renamed instantiate_scev_1.
7719 Don't use the same loop for instantiation_loop and evolution_loop.
7720 (instantiate_scev): New.
7721 (instantiate_parameters): Moved...
7722 (resolve_mixers): Update call to instantiate_scev_1 to pass the
7723 same loop twice. Maintains the semantics for this function.
7724 * tree-scalar-evolution.h (instantiate_scev): Declare.
7725 (instantiate_parameters): ...here. Now static inline.
7726 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
7727 instead of resolve_mixers.
7729 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7731 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
7733 2008-05-09 Tomas Bily <tbily@suse.cz>
7735 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
7736 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
7737 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7738 * c-common.c (c_common_truthvalue_conversion): Likewise.
7739 * tree-object-size.c (compute_object_offset): Likewise.
7740 * tree-inline.c (estimate_num_insns_1): Likewise.
7741 * varasm.c (const_hash_1, compare_constant, copy_constant)
7742 (compute_reloc_for_constant, output_addressed_constants)
7743 (initializer_constant_valid_p): Likewise.
7744 * c-omp.c (check_omp_for_incr_expr): Likewise.
7745 * gimplify.c (gimplify_expr): Likewise.
7746 * c-typeck.c (c_finish_return): Likewise.
7747 * tree-vectorizer.c (supportable_widening_operation)
7748 (supportable_narrowing_operation): Likewise.
7749 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
7750 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
7751 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7752 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
7753 (descr_info_loc): Likewise.
7754 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7755 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
7756 (fold_unary): Likewise.
7757 * builtins.c (get_pointer_alignment): Likewise.
7758 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
7759 (instantiate_parameters_1): Likewise.
7760 * tree.c (expr_align, stabilize_reference): Likewise.
7761 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
7762 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7763 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
7764 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7765 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
7766 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
7768 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
7769 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
7770 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7771 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
7772 (forward_propagate_comparison)
7773 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7774 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
7775 * emit-rtl.c (component_ref_for_mem_expr)
7776 (set_mem_attributes_minus_bitpos): Likewise.
7777 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7778 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
7780 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
7781 (build_function_call, pointer_diff, build_compound_expr)
7782 (c_finish_return): Likewise.
7783 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
7784 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
7786 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
7787 * expr.c (is_aligning_offset): Likewise.
7788 * tree-ssa-alias.c (is_escape_site): Likewise.
7789 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
7790 (check_all_va_list_escapes): Likewise.
7791 * tree-ssa-loop-ivopts.c (determine_base_object)
7792 (determine_common_wider_type): Likewise.
7793 * dojump.c (do_jump): Likewise.
7794 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
7795 * tree-gimple.c (is_gimple_cast): Likewise.
7796 * fold-const.c (decode_field_reference, )
7797 (fold_sign_changed_comparison, fold_unary, fold_comparison)
7798 (fold_binary): Likewise.
7799 * tree-ssa-alias-warnings.c (find_alias_site_helper)
7800 (already_warned_in_frontend_p): Likewise.
7801 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
7802 * tree.c (really_constant_p, get_unwidened): Likewise.
7803 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7804 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7805 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
7807 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
7809 (CONVERT_EXPR_P): Define.
7810 (CASE_CONVERT): Define.
7812 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7815 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
7816 (delete_unmarked_insns): When deleting a call, call
7817 delete_unreachable_blocks.
7818 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
7819 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
7821 2008-05-08 Richard Guenther <rguenther@suse.de>
7823 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
7824 (-ftree-salias): Likewise.
7825 (salias-max-implicit-fields): Remove param documentation.
7826 (salias-max-array-elements): Likewise.
7827 * tree-pass.h (pass_create_structure_vars): Remove.
7828 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7829 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7830 * tree-ssa-alias.c (create_structure_vars): Remove.
7831 (gate_structure_vars): Likewise.
7832 (pass_create_structure_vars): Likewise.
7833 (gate_build_alias): Likewise.
7834 (pass_build_alias): Adjust to run always and dump the function.
7835 * common.opt (ftree-salias): Hide.
7836 * passes.c (init_optimization_passes): Remove
7837 pass_create_structure_vars, adjust comment.
7838 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7839 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7840 * opts.c (decode_options): Do not set flag_tree_salias.
7841 (common_handle_option): Add OPT_ftree_salias to the backward
7842 compatibility section.
7844 2008-05-08 Richard Guenther <rguenther@suse.de>
7846 * tree-flow-inline.h (var_can_have_subvars): Move ...
7847 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
7848 * tree-flow.h (var_can_have_subvars): Remove.
7849 (push_fields_onto_fieldstack): Remove.
7850 (sort_fieldstack): Likewise.
7851 (struct fieldoff): Move ...
7852 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
7853 alias_set and base_for_components fields.
7854 (sort_fieldstack): Make static.
7855 (push_fields_onto_fieldstack): Likewise. Remove code that
7856 handles anything but RECORD_TYPEs. Remove alias_set and
7857 base_for_components handling.
7858 (create_variable_info_for): Adjust.
7860 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
7862 * common.opt (Wframe-larger-than=): Shorten the help message
7864 * doc/invoke.texi (Wframe-larger-than=): Add more description.
7866 2008-05-08 Rafael Espindola <espindola@google.com>
7868 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
7870 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
7871 trap and that both operands are gimple values.
7872 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
7873 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
7876 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
7878 * read-rtl.c (join_c_conditions): Return the first string if the
7879 two strings are equal.
7881 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
7883 * gensupport.h (pred_data): Add a "num_codes" field.
7884 (add_predicate_code): Declare.
7885 * gensupport.c (add_predicate_code): New function.
7886 (std_pred_table): Add an "allows_const_p" field.
7887 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
7888 Remove the (incomplete) list of such codes from the codes field.
7889 (init_predicate_table): Use add_predicate_code. Add all
7890 RTX_CONST_OBJs if allows_const_p is true.
7891 * genrecog.c (process_define_predicate): Use add_predicate_code.
7893 2008-05-08 David Daney <ddaney@avtrex.com>
7894 Richard Sandiford <rsandifo@nildram.co.uk>
7896 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
7897 special case of constant zero operands.
7898 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
7899 old and new values. Special case constant zero values.
7900 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
7902 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
7903 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
7905 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
7908 * simplify-rtx.c (simplify_plus_minus): Create CONST of
7909 similar RTX_CONST_OBJ before CONST_INT.
7911 2008-05-08 Steve Ellcey <sje@cup.hp.com>
7913 * stmt.c (expand_stack_restore): Change sa mode if needed.
7915 2008-05-08 Richard Guenther <rguenther@suse.de>
7917 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
7918 return type to bool.
7919 (ix86_sol10_return_in_memory): Likewise.
7920 (ix86_i386elf_return_in_memory): Likewise.
7921 (ix86_i386interix_return_in_memory): Likewise.
7922 * config/i386/i386.c (ix86_return_in_memory): Likewise.
7923 (ix86_sol10_return_in_memory): Likewise.
7924 (ix86_i386elf_return_in_memory): Likewise.
7925 (ix86_i386interix_return_in_memory): Likewise.
7927 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
7930 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
7932 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
7933 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
7936 2008-05-08 Richard Guenther <rguenther@suse.de>
7938 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
7939 * tree-data-ref.h (struct dr_alias): Remove subvars field.
7940 (DR_SUBVARS): Remove.
7941 * tree-dfa.c (dump_subvars_for): Remove.
7942 (debug_subvars_for): Likewise.
7943 (dump_variable): Do not dump subvars.
7944 (remove_referenced_var): Do not remove subvars.
7945 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
7946 (lookup_subvars_for_var): Remove.
7947 (get_subvars_for_var): Likewise.
7948 (get_subvars_at): Likewise.
7949 (get_first_overlapping_subvar): Likewise.
7950 (overlap_subvar): Likewise.
7951 * tree-flow.h (subvar_t): Remove.
7952 (struct var_ann_d): Remove subvars field.
7953 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
7954 argument. Remove special handling of SFTs.
7955 (compute_tag_properties): Likewise.
7956 (set_initial_properties): Likewise.
7957 (compute_call_clobbered): Likewise.
7958 (count_mem_refs): Likewise.
7959 (compute_memory_partitions): Likewise.
7960 (compute_flow_insensitive_aliasing): Likewise.
7961 (setup_pointers_and_addressables): Likewise.
7962 (new_type_alias): Likewise.
7963 (struct used_part): Remove.
7964 (used_portions): Likewise.
7965 (struct used_part_map): Likewise.
7966 (used_part_map_eq): Likewise.
7967 (used_part_map_hash): Likewise.
7968 (free_used_part_map): Likewise.
7969 (up_lookup): Likewise.
7970 (up_insert): Likewise.
7971 (get_or_create_used_part_for): Likewise.
7972 (create_sft): Likewise.
7973 (create_overlap_variables_for): Likewise.
7974 (find_used_portions): Likewise.
7975 (create_structure_vars): Likewise.
7976 * tree.def (STRUCT_FIELD_TAG): Remove.
7977 * tree.h (MTAG_P): Adjust.
7978 (struct tree_memory_tag): Remove base_for_components and
7979 unpartitionable flags.
7980 (struct tree_struct_field_tag): Remove.
7981 (SFT_PARENT_VAR): Likewise.
7982 (SFT_OFFSET): Likewise.
7983 (SFT_SIZE): Likewise.
7984 (SFT_NONADDRESSABLE_P): Likewise.
7985 (SFT_ALIAS_SET): Likewise.
7986 (SFT_UNPARTITIONABLE_P): Likewise.
7987 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
7988 (union tree_node): Remove sft field.
7989 * alias.c (get_alias_set): Remove special handling of SFTs.
7990 * print-tree.c (print_node): Remove handling of SFTs.
7991 * tree-dump.c (dequeue_and_dump): Likewise.
7992 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
7993 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
7994 * tree-predcom.c (set_alias_info): Do not set subvars.
7995 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
7996 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
7997 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
7998 (add_vars_for_offset): Remove.
7999 (add_virtual_operand): Remove special handling of SFTs.
8000 (add_call_clobber_ops): Likewise.
8001 (add_call_read_ops): Likewise.
8002 (get_asm_expr_operands): Likewise.
8003 (get_modify_stmt_operands): Likewise.
8004 (get_expr_operands): Likewise.
8005 (add_to_addressable_set): Likewise.
8006 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
8007 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8008 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
8009 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
8010 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
8011 (tree_node_structure): Likewise.
8012 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
8014 (find_what_p_points_to): Likewise.
8016 2008-05-08 Sa Liu <saliu@de.ibm.com>
8018 * config/spu/spu.md: Fixed subti3 pattern.
8020 2008-05-08 Richard Guenther <rguenther@suse.de>
8023 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
8024 sure to create a representative for trailing arrays for PTA.
8026 2008-05-08 Richard Guenther <rguenther@suse.de>
8029 * fold-const.c (operand_equal_p): Two objects which types
8030 differ in pointerness are not equal.
8032 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
8034 * calls.c (compute_argument_block_size): Add argument tree fndecl.
8035 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
8036 (emit_library_call_value_1): Add new variable fndecl initialized by
8037 NULL_TREE. It should be the decl type of orgfun, but this information
8038 seems not to be available here, so it uses the default calling abi.
8039 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
8040 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
8041 by TARGET_RETURN_IN_MEMORY.
8042 * config/i386/i386-interix.h: Likewise.
8043 * config/i386/i386.h: Likewise.
8044 * config/i386/i386elf.h: Likewise.
8045 * config/i386/ptx4-i.h: Likewise.
8046 * config/i386/sol2-10.h: Likewise.
8047 * config/i386/sysv4.h: Likewise.
8048 * config/i386/vx-common.h: Likewise.
8049 * config/cris/cris.h: Removed #if 0 clause.
8050 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
8051 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
8053 (ix86_sol10_return_in_memory): Likewise.
8054 (ix86_i386elf_return_in_memory): New.
8055 (ix86_i386interix_return_in_memory): New.
8056 * config/mt/mt-protos.h (mt_return_in_memory): New.
8057 * config/mt/mt.c: Likewise.
8058 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
8059 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
8060 * config/bfin/bfin.h: Likewise.
8061 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
8063 * config/bfin/bfin.c: Likewise.
8064 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
8065 * config/alpha/unicosmk.h: Likewise.
8066 * config/i386/cygming.h: Likewise.
8067 * config/iq2000/iq2000.h: Likewise.
8068 * config/mips/mips.h: Likewise.
8069 * config/mn10300/mn10300.h: Likewise.
8070 * config/rs6000/rs6000.h: Likewise.
8071 * config/score/score.h: Likewise.
8072 * config/spu/spu.h: Likewise.
8073 * config/v850/v850.h: Likewise.
8074 * defaults.h: Likewise.
8075 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
8076 * expr.c (emit_block_move): Adjust use of
8077 OUTGOING_REG_PARM_STACK_SPACE.
8078 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
8079 OUTGOING_REG_PARM_STACK_SPACE.
8080 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
8082 2008-05-08 Jakub Jelinek <jakub@redhat.com>
8084 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
8085 on OMP_RETURN for OMP_FOR.
8088 * dwarf2out.c (dw_expand_expr, common_check): Removed.
8089 (fortran_common): New function.
8090 (gen_variable_die): Call fortran_common instead of common_check,
8091 adjust for it returning tree instead of rtx. Formatting.
8093 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
8097 * see.c (see_copy_insn): Copy new pure const attributes for new call.
8098 * c-decl.c (merge_decls): Ditto.
8099 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
8100 to RTL_CONST_OR_PURE_CALL_P.
8101 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
8102 Initialized DECL_LOOPING_CONST_PURE.
8103 (process_call_operands): Set tree_side_effects properly.
8104 * tree.h (TREE_READONLY_DECL_P): Removed.
8105 (DECL_IS_PURE): Renamed to DECL_PURE_P.
8106 (DECL_LOOPING_OR_CONST_P): New macro.
8107 (struct tree_function_decl): Added looping_const_or_pure_p.
8109 (ECF_LOOPING_OR_CONST_P): New macro.
8110 * rtlanal.c (pure_const_p): Removed.
8111 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
8112 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
8113 to RTL_CONST_CALL_P.
8114 * ipa-pure-const.c (pure_const_state_e): Added looping field.
8115 (check_decl, check_tree, check_call, scan_function): Initialize
8117 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
8118 (static_execute): Set looping true for recursive functions.
8119 Undo setting state to IPA_NEITHER for recursive functions.
8121 * ifcvt.c (noce_can_store_speculate_p): Changed
8122 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
8123 RTL_CONST_OR_PURE_CALL_P.
8124 * dse.c (scan_insn): Ditto.
8125 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
8126 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
8127 RTL_CONST_OR_PURE_CALL_P.
8128 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
8129 pure_call_p to RTL_CONST_CALL_P.
8130 * gimplify.c (gimplify_call_expr): Clear side effects for
8131 non-looping pure and constant calls.
8132 * calls.c (emit_call_1): Set rtl flags from ecf flags.
8133 (flags_from_decl_or_type): Set ecf flags from decl flags.
8134 (initialize_argument_information): Turn off
8135 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
8136 Change const to pure if callee_copies is true rather than just
8138 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
8139 way of marking pure calls.
8140 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
8141 Remove hack that was supposed to fix pr7335 and remove old
8142 way of marking pure calls.
8143 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
8144 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
8145 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
8146 RTL_CONST_OR_PURE_CALL_P.
8147 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
8148 * loop-invariant.c (find_exits, find_invariant_bb): Changed
8149 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
8150 * sched-deps.c (schedule_analyze): Ditto.
8151 * rtl.h (struct rtx_def): Use call field, unchanging field, and
8152 return_val field of calls to represent pure and const function info.
8153 (CONST_OR_PURE_CALL_P): Deleted macro.
8154 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
8155 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
8156 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
8158 * tree-optimize.c (execute_fixup_cfg): Added test for
8159 ECF_LOOPING_CONST_OR_PURE.
8160 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
8162 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
8163 effects for looping pure or const calls.
8164 (verify_gimple_expr): Added verification code.
8165 * config/alpha/alpha.c (alpha_legitimize_address,
8166 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
8168 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
8169 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
8170 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
8171 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
8172 RTL_CONST_OR_PURE_CALL_P.
8173 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
8174 and const calls to be deleted.
8176 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
8179 * config/i386/mmx.md (mmx_subv2sf3): New expander.
8180 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
8181 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
8182 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8183 to handle nonimmediate operands.
8184 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
8185 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
8186 to handle nonimmediate operands.
8187 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
8188 (mmx_pmulhrwv4hi3): New expander. Use
8189 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8190 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
8191 (sse2_umulv1siv1di3): New expander. Use
8192 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8193 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
8194 (mmx_eq<mode>3): New expander. Use
8195 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8196 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
8197 (mmx_uavgv8qi3): New expander. Use
8198 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8199 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
8200 (mmx_uavgv4hi3): New expander. Use
8201 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8203 * config/i386/sse.md
8204 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
8205 to handle nonimmediate operands.
8206 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
8207 to handle nonimmediate operands.
8208 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
8209 to handle nonimmediate operands.
8210 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
8211 to handle nonimmediate operands.
8212 (sse2_unpckhpd_exp): New expander. Use
8213 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8214 (sse2_unpcklpd_exp): New expander. Use
8215 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8216 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
8217 to handle nonimmediate operands.
8218 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
8219 to handle nonimmediate operands.
8220 (*sse2_<plusminus_insn><mode>3): Rename from
8221 sse2_<plusminus_insn><mode>3 insn pattern.
8222 (sse2_<plusminus_insn><mode>3): New expander. Use
8223 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8224 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
8225 (sse2_umulv2siv2di3): New expander. Use
8226 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8227 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
8228 (sse4_1_mulv2siv2di3): New expander. Use
8229 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8230 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
8231 (sse2_pmaddwd): New expander. Use
8232 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8233 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
8234 (sse2_eq<mode>3): New expander. Use
8235 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8236 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
8237 (sse4_1_eqv2di3): New expander. Use
8238 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8239 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
8240 (sse2_uavgv16qi3): New expander. Use
8241 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8242 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
8243 (sse2_uavgv16qi3): New expander. Use
8244 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8245 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
8246 (sse2_uavgv8hi3): New expander. Use
8247 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8248 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
8249 (ssse3_pmulhrswv8hi3): New expander. Use
8250 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8251 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
8252 (ssse3_pmulhrswv4hi3): New expander. Use
8253 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8255 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
8256 (<sse>_vmmul<mode>3): Ditto.
8257 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
8259 (ssse3_pmaddubsw128): Use register_operand for operand 1.
8260 (ssse3_pmaddubsw): Ditto.
8262 * config/i386/i386.c (struct_builtin_description)
8263 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
8264 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
8265 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
8266 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
8267 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
8268 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
8269 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
8270 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
8271 (ix86_fixup_binary_operands): Assert that src1
8272 and src2 must have the same mode when swapped.
8273 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
8274 and ix86_binary_operator_ok. Do not force operands in registers
8277 2008-05-07 Jan Hubicka <jh@suse.cz>
8279 * cgraph.c (dump_cgraph_node): Update.
8280 * cgraph.h (cgraph_local_info): Break out inline summary.
8281 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
8283 * ipa-inline (inline_summary): New accestor function.
8284 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
8285 cgraph_decide_inlining, compute_inline_parameters): Update.
8286 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
8288 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8290 Cleanup ColdFire scheduling support and add V4 pipeline model.
8292 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
8293 (define_attr cpu): Add cfv4 value.
8294 (define_attr type, define_attr type1): Merge into a single 'type'
8295 attribute. Update all uses.
8296 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
8297 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
8299 (define_attr opx_mem, define_attr opy_mem): Remove.
8300 (define_attr op_mem): Clean up, update comment.
8301 (define_attr size): Use specific values instead of general int.
8302 (define_attr guess, define_attr split): Remove. Update all uses.
8303 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
8304 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
8305 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
8306 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
8307 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
8308 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
8309 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
8310 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
8311 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
8312 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
8313 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
8314 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
8315 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
8316 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
8317 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
8318 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
8319 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
8320 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
8321 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
8322 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
8323 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
8324 Update or set attributes.
8325 (stack_tie): New fake instruction.
8327 * config/m68k/m68k.h (TUNE_CFV4): New macro.
8328 (m68k_sched_attr_size): Update declaration.
8329 (m68k_sched_attr_type2): Remove.
8330 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
8331 Declare new bypass predicates.
8333 * config/m68k/m68k.c (m68k_sched_issue_rate,
8334 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
8336 (TARGET_SCHED_ISSUE_RATE,
8337 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
8338 (override_options): Handle scheduling for ColdFire V4 core.
8339 (m68k_expand_prologue): Emit stack_tie.
8340 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
8341 'OP_TYPE_FPN'. Update all uses.
8342 (sched_guess_p): Remove.
8343 (sched_address_type): Handle symbolic addresses.
8344 (sched_get_operand): New static function.
8345 (sched_operand_type): Merge into sched_attr_op_type.
8346 (sched_attr_op_type): Handle FP registers, handle quick constants,
8348 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
8349 (m68k_sched_attr_size): Update. Move logic to ...
8350 (sched_get_attr_size_int): New static function.
8351 (sched_get_opxy_mem_type): New static function.
8352 (m68k_sched_attr_op_mem): Update.
8353 (m68k_sched_attr_type2): Remove.
8354 (sched_cfv4_bypass_data): New static variable.
8355 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
8356 (m68k_sched_issue_rate): Implement scheduler hook.
8357 (struct _sched_ib: enabled_p): New field.
8358 (m68k_sched_variable_issue): Update. Handle V4.
8359 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
8360 sched_dump_class_func_t, sched_dump_split_class,
8361 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
8362 sched_dump_dfa_class, m68k_sched_dump): Remove.
8363 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
8365 (m68k_sched_init_global): Remove statisctics dumping, introduce
8366 sanity check that all instructions have pipeline reservations. Handle
8368 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
8369 Handle ColdFire V4 core.
8370 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
8371 New static functions.
8372 (m68k_sched_address_bypass_p): New bypass predicate.
8373 (sched_get_indexed_address_scale): New static function.
8374 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
8376 * cf.md: Update comments.
8377 (define_attr type2): Remove. Use 'type' attribute instead.
8379 (cf_ib): Rename to cfv123_ib. Update all uses.
8380 (cf_oep): Rename to cfv123_oep. Update all uses.
8381 (cf_chr): Rename to cfv123_chr. Update all uses.
8382 (cf_mem): Rename to cfv123_mem. Update all uses.
8383 (cf_mac): Move to more appropriate place.
8384 (cfv123_guess): New automaton and cpu_unit.
8385 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
8386 Update uses of 'size' attribute. Handle before reload scheduling.
8387 (cfv123_guess): New dummy reservation for unhandled instructions.
8388 (cfv4_*): Pipeline description of ColdFire V4 core.
8389 (ignore): New reservation to handle 'ignore' type.
8391 2008-05-07 Ian Lance Taylor <iant@google.com>
8394 * gimplify.c (find_single_pointer_decl_1): Don't look through
8396 (find_single_pointer_decl): Adjust comments.
8398 2008-05-07 Jakub Jelinek <jakub@redhat.com>
8401 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
8402 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
8405 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
8406 integral type rather than floating point, then VIEW_CONVERT_EXPR
8407 to the floating point type.
8409 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
8411 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
8412 TFmode op0 to register.
8414 2008-05-07 Alan Modra <amodra@bigpond.net.au>
8416 * c-decl.c (grokdeclarator): Comment typo.
8418 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
8420 * tree-flow.h: Remove prototype for computed_goto_p.
8421 * tree-cfg.c (computed_goto_p): Make static.
8423 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
8426 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
8427 (contains_aligned_value_p): This. Handle _Decimal128.
8428 (ix86_function_arg_boundary): Only align _Decimal128 to its
8429 natural boundary and handle it properly.
8431 2008-05-06 Martin Jambor <mjambor@suse.cz>
8433 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
8434 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
8435 (ipcp_method_set_orig_node): Removed.
8436 (ipcp_cval_get_cvalue_type): Removed.
8437 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
8438 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
8439 (ipcp_cval_set_cvalue_type): Removed.
8440 (ipcp_cval_get_cvalue): Removed.
8441 (ipcp_cval_set_cvalue): Removed.
8442 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
8443 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
8444 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
8445 (ipcp_cval_meet): Renamed to ipa_lattice_meet
8446 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
8447 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
8448 (ipcp_get_ith_lattice): Changed parameters.
8449 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
8450 (ipcp_lattice_from_jfunc): Changed parameters.
8451 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
8452 (ipcp_method_cval_print): Added temporary variable info.
8453 (ipcp_redirect): Removed already unused local variable caller.
8454 (ipcp_redirect): New temporary variable orig_callee_info
8455 (ipcp_redirect): Removed newly unused local variable callee.
8456 (ipcp_redirect): Removed (a bit confusing) local variable type.
8457 (ipcp_insert_stage): Added local variable info.
8458 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
8460 (ipcp_formal_create): Removed.
8461 (ipcp_method_cval_set): Removed.
8462 (ipcp_propagate_stage): Renamed lattice variables.
8463 (ipcp_method_cval_set_cvalue_type): Removed.
8464 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
8465 (ipcp_print_all_lattices): Changed printed strings to refer to
8466 lattices rather than cvals.
8467 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
8468 (ipcp_propagate_const): Changed formal parameters.
8469 (build_const_val): Changed formal parameters.
8470 (ipcp_insert_stage): Removed useless variable cvalue
8471 (build_const_val): Changed formal parameters.
8472 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
8473 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
8474 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
8475 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
8476 (ipcp_print_func_profile_counts): Changed string from "method" to
8478 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
8479 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
8480 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
8481 (ipcp_structures_print): Renamed to ipcp_print_all_structures
8482 (ipcp_profile_print): Renamed to ipcp_print_profile_data
8483 (ipcp_lat_is_const): Changed parameters and made inline.
8484 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
8485 (ipcp_redirect): Renamed to ipcp_need_redirect_p
8486 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
8487 the predicate condition directly
8488 (ipcp_propagate_stage): Added local variable args. Removed local
8489 variable callee. (Both are mere code simplifications.)
8490 (ipcp_method_dont_insert_const): Renamed to
8491 ipcp_node_not_modifiable_p.
8492 (ipcp_node_not_modifiable_p): Made inline.
8493 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
8494 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
8495 (ipcp_print_all_lattices): Removed variable cvalue
8496 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
8499 2008-05-06 Olivier Hainque <hainque@adacore.com>
8501 * tree-sra.c (try_instantiate_multiple_fields): Early return
8502 if field has POINTER_TYPE.
8504 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
8506 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
8507 by using 'q' specifier for instruction.
8508 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
8510 2008-05-06 Anatoly Sokolov <aesok@post.ru>
8512 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
8513 Change mode of zero_extract from QImode to HImode.
8514 (sign bit tests peepholes): (Ditto.).
8516 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
8518 * config/i386/mmx.md: Remove double backslashes from asm templates.
8519 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
8520 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8521 to handle nonimmediate operands.
8522 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
8523 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8524 to handle nonimmediate operands.
8525 (*mmx_<code>v2sf3_finite): New insn pattern.
8526 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
8527 (mmx_<code>v2sf3): New expander. Use
8528 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8529 (mmx_<plusminus_insn><mode>3): New expander. Use
8530 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8531 (*mmx_<plusminus_insn><mode>3): New insn pattern.
8532 (mmx_add<mode>3): Removed.
8533 (mmx_ssadd<mode>3): Ditto.
8534 (mmx_usadd<mode>3): Ditto.
8535 (mmx_sub<mode>3): Ditto.
8536 (mmx_sssub<mode>3): Ditto.
8537 (mmx_ussub<mode>3): Ditto.
8538 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
8539 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
8540 to handle nonimmediate operands.
8541 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
8543 (mmx_smulv4hi3_highpart): New expander. Use
8544 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8545 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
8547 (mmx_umulv4hi3_highpart): New expander. Use
8548 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8549 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
8550 (mmx_<code>v4hi3): New expander. Use
8551 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8552 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
8553 (mmx_<code>v8qi3): New expander. Use
8554 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8555 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
8556 (mmx_<code><mode>3): New expander. Use
8557 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8559 2008-05-05 Jan Hubicka <jh@suse.cz>
8561 PR tree-optimization/36118
8562 * passes.c (pass_init_dump_file): Fix dump header.
8564 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8567 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
8568 VCE for function decls.
8570 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8572 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
8574 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8576 * config/i386/i386.md (sat_plusminus): New.
8577 (plusminus_insn): Likewise.
8578 (plusminus_mnemonic): Likewise.
8580 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
8581 (*<addsub><mode>3_cc_overflow): Renamed to ...
8582 (*<plusminus_insn><mode>3_cc_overflow): This.
8583 (*<addsub>si3_zext_cc_overflow): Renamed to ...
8584 (*<plusminus_insn>si3_zext_cc_overflow): This.
8586 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
8587 (<plusminus_insn><mode>3): This.
8588 (*<addsub><mode>3): Renamed to ...
8589 (*<plusminus_insn><mode>3): This.
8590 (<sse>_vm<addsub><mode>3): Renamed to ...
8591 (<sse>_vm<plusminus_insn><mode>3): This.
8592 (sse3_h<addsub>v4sf3): Renamed to ...
8593 (sse3_h<plusminus_insn>v4sf3): This.
8594 (sse3_h<addsub>v2df3): Renamed to ...
8595 (sse3_h<plusminus_insn>v2df3): This.
8596 (<plusminus_insn><mode>3): New.
8597 (*<plusminus_insn><mode>3): Likewise.
8598 (sse2_<plusminus_insn><mode>3): Likewise.
8599 (add<mode>): Removed.
8600 (*add<mode>3): Likewise.
8601 (sse2_ssadd<mode>3): Likewise.
8602 (sse2_usadd<mode>3): Likewise.
8603 (sub<mode>3): Likewise.
8604 (*sub<mode>3): Likewise.
8605 (sse2_sssub<mode>3): Likewise.
8606 (sse2_ussub<mode>3): Likewise.
8608 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
8610 * gthr-single.h: Add in required interface elements as per gthr.h.
8611 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
8612 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
8613 Generalize UNUSED macro.
8614 (__gthread_once): Add.
8615 (__gthread_key_create): Add.
8616 (__gthread_key_delete): Add.
8617 (__gthread_getspecific): Add.
8618 (__gthread_setspecific): Add.
8620 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
8622 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
8623 the same size types for the indirect reference on the rhs, then
8626 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
8628 * config/i386/i386.md
8629 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
8630 one insn template instead of template series.
8631 (*xordi_1_rex64): Ditto.
8632 (*xordi_2_rex64): Ditto.
8634 2008-05-05 Ira Rosen <irar@il.ibm.com>
8636 PR tree-optimization/36119
8637 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
8640 2008-06-04 Jan Hubicka <jh@suse.cz>
8642 tree-optimization/36100
8643 * tree-pass.h (pass_O0_always_inline): Declare.
8644 * ipa-inline.c (inline_transform): Remove dead code.
8645 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8646 pass_O0_always_inline): New.
8647 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
8649 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
8651 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
8652 mnemonic in this_param move for TARGET_64BIT.
8654 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
8656 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
8657 (*strmovsi_rex_1): Ditto.
8658 (*strsetsi_1): Ditto.
8659 (*strsetsi_rex_1): Ditto.
8661 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
8662 adddicc expanders using SWI mode iterator.
8664 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
8667 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
8670 2008-05-04 David S. Miller <davem@davemloft.net>
8672 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
8673 (sparc*-*-linux*): Use linux.h in tm_file.
8674 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
8675 compiler defaulting to 32-bit.
8676 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
8678 * config/sparc/linux.h: Remove definitions now obtained
8679 properly from linux.h
8680 * config/sparc/linux64.h: Likewise.
8681 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
8682 don't want this setting for 32-bit builds in a biarch compiler.
8683 * doc/install.texi: Add sparc-linux to list of targets
8684 supporting --enable-targets=all.
8686 2008-05-03 Andrew Pinski <pinskia@gmail.com>
8688 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
8690 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
8692 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
8693 after V4SI_FTYPE_V8HI.
8694 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
8695 case V4SI_FTYPE_V2DF.
8697 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
8699 * doc/invoke.texi (max-flow-memory-locations): Removed.
8700 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
8702 2008-05-03 Richard Guenther <rguenther@suse.de>
8705 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
8707 2008-05-02 David S. Miller <davem@davemloft.net>
8709 * config.gcc (need_64bit_hwint): Document libcpp dependency.
8711 2008-05-02 Simon Baldwin <simonb@google.com>
8714 * c-common.h (warn_array_subscript_range): Removed.
8715 * c-common.c (warn_array_subscript_range): Ditto.
8716 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
8717 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
8719 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8721 * config/i386/i386.c (ix86_special_builtin_type): New.
8722 (bdesc_special_args): Likewise.
8723 (ix86_expand_special_args_builtin): Likewise.
8724 (ix86_init_mmx_sse_builtins): Updated.
8725 (ix86_expand_builtin): Updated.
8726 (ix86_expand_store_builtin): Removed.
8727 (ix86_expand_unop_builtin): Likewise.
8729 * config/i386/mm3dnow.h (__v2sf): Moved to ...
8730 * config/i386/mmintrin.h (__v2sf): Here.
8732 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
8734 (_mm_loadl_pi): Likewise.
8735 (_mm_storeh_pi): Replace __v2si with __v2sf.
8736 (_mm_storel_pi): Likewise.
8738 * doc/extend.texi: Correct __builtin_ia32_loadhps,
8739 __builtin_ia32_loadlps, __builtin_ia32_storehps,
8740 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
8741 __builtin_ia32_loadlpd.
8743 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8745 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
8746 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
8747 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
8748 (ix86_init_mmx_sse_builtins): Updated.
8749 (ix86_expand_args_builtin): Likewise.
8750 (ix86_expand_builtin): Likewise.
8751 (ix86_expand_unop1_builtin): Renamed to ...
8752 (ix86_expand_unop_vec_merge_builtin): This.
8754 2008-05-01 Jan Hubicka <jh@suse.cz>
8757 * ipa-inline.c (inline_generate_summary): Make static.
8758 (inline_transform): Do not call inlining at -O0; make static.
8759 * passes.c (execute_todo): Add sanity check.
8760 (execute_one_ipa_transform_pass): Execute proper flags.
8762 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
8764 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
8765 (DECL_NONADDRESSABLE_P): Likewise.
8766 * alias.c (record_component_aliases): Fix comment.
8768 2008-05-01 Simon Baldwin <simonb@google.com>
8770 * c-common.h (warn_array_subscript_range): New function.
8771 * c-common.c (warn_array_subscript_range): Ditto.
8772 * tree-vrp.c (check_array_ref): Corrected code to agree with
8773 comment, ignoring only arrays of size 0 or size 1.
8774 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
8776 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8778 * config/i386/i386.c (ix86_builtin_type): Replace
8779 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
8780 (bdesc_args): Updated.
8781 (ix86_init_mmx_sse_builtins): Likewise.
8782 (ix86_expand_args_builtin): Likewise.
8784 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
8787 * doc/extend.texi: Correct __builtin_ia32_palignr.
8789 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8792 * config/i386/i386.c (bdesc_crc32): Removed.
8793 (ix86_expand_crc32): Likewise.
8794 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
8795 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
8796 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
8797 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
8798 UINT_FTYPE_UINT_UCHAR.
8799 (bdesc_args): Updated. Add crc32 builtins.
8800 (ix86_init_mmx_sse_builtins): Updated.
8801 (ix86_expand_args_builtin): Updated to support subreg.
8803 * doc/extend.texi: Correct __builtin_ia32_crc32di.
8805 2008-05-01 Jan Hubicka <jh@suse.cz>
8807 * tree-pass.h (opt_pass): Add IPA_PASS.
8808 (varpool_node, cgraph_node): Forward declare.
8809 (ipa_opt_pass): Define.
8810 (pass_ipa_inline): Turn into ipa_opt_pass.
8811 (pass_apply_inline): Remove.
8812 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
8813 (apply_inline): Turn into ....
8814 (inline_transform): ... this one.
8815 (inline_generate_summary): New function.
8816 (pass_apply_inline): Remove.
8817 * function.h (ipa_opt_pass): Forward declare structure; typedef;
8819 (struct function): Add ipa_transforms_to_apply.
8820 * passes.c (register_one_dump_file): Work on IPA_PASS.
8821 (init_optimization_passes): Remove pass_inline_parameters and
8823 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
8824 (execute_one_pass) ... here; apply transforms when possible.
8825 (add_ipa_transform_pass, execute_ipa_summary_asses,
8826 execute_one_ipa_transform_pass): New.
8827 (execute_ipa_pass_list): Update for IPA_PASS type.
8829 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8831 * config/i386/i386.c (ix86_builtin_type): Add
8832 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
8833 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
8834 (bdesc_args): Add SSE4a builtins.
8835 (ix86_init_mmx_sse_builtins): Updated.
8836 (ix86_expand_args_builtin): Likewise.
8837 (ix86_expand_builtin): Likewise.
8839 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8841 * config/i386/i386.c (ix86_builtin_type): Add
8842 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
8843 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
8844 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
8845 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
8846 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
8847 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
8848 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
8849 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
8850 and DI_FTYPE_DI_DI_INT.
8851 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
8852 (ix86_init_mmx_sse_builtins): Updated.
8853 (ix86_expand_args_builtin): Likewise.
8854 (ix86_expand_builtin): Likewise.
8855 (ix86_expand_binop_imm_builtin): Removed.
8857 * doc/extend.texi: Correct __builtin_ia32_palignr128.
8859 2008-04-30 Richard Guenther <rguenther@suse.de>
8861 PR tree-optimization/32921
8862 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
8864 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
8866 * config/arm/arm.c (arm_unwind_emit): Use
8867 crtl->all_throwers_are_sibcalls instead of
8868 cfun->all_throwers_are_sibcalls.
8869 (arm_output_fn_unwind): Likewise.
8870 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
8871 instead of cfun->uses_pic_offset_table.
8872 (frv_expand_prologue): Likewise.
8873 (frv_frame_pointer_required): Likewise.
8874 (frv_expand_fdpic_call): Likewise.
8875 (frv_emit_movsi): Likewise.
8876 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
8877 cfun->returns_pcc_struct instead of
8878 current_function_returns_pcc_struct.
8879 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
8880 instead of cfun->calls_eh_return.
8881 (m32c_pushm_popm): Likewise.
8882 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
8883 "extern" declaration.
8885 2008-04-30 Richard Guenther <rguenther@suse.de>
8887 PR tree-optimization/21636
8888 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
8890 (evaluate_stmt): Print the likely value.
8891 (ccp_visit_stmt): Avoid excessive vertical spacing.
8893 2008-04-30 Rafael Espindola <espindola@google.com>
8895 * builtins.c (fold_call_expr): Return realret.
8896 * tree-ssa-threadedge.c
8897 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8898 __builtin_object_size.
8900 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
8902 * gcc.c (wrapper_string): New variable.
8903 (insert_wrapper): New function.
8904 (execute): New option -wrapper.
8905 * doc/invoke.texi (Overall Options): New driver option -wrapper.
8907 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
8909 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
8910 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
8911 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
8913 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
8914 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
8915 config/rs6000/e500crtres64gprctr.asm,
8916 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
8917 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
8918 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
8919 config/rs6000/e500crtsav64gprctr.asm,
8920 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
8921 config/rs6000/e500crtsavg64gprctr.asm: New files.
8922 * config/rs6000/t-ppccomm: Add build rules for new files.
8923 (LIB2FUNCS_STATIC_EXTRA): Add new files.
8924 * config/rs6000/t-netbsd: Add build rules for new files.
8925 (LIB2FUNCS_STATIC_EXTRA): New variable.
8926 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
8927 (CRTSAVRES_DEFAULT_SPEC): Likewise.
8928 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
8930 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
8932 * config/i386/i386.c (ix86_builtin_type): Add
8933 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
8934 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
8935 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
8936 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
8937 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
8938 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
8939 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
8940 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
8941 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
8942 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
8943 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
8944 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
8945 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
8946 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
8947 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
8948 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
8949 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
8950 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
8951 V1DI_FTYPE_V2SI_V2SI.
8952 (bdesc_2arg): Moved to ...
8954 (ix86_init_mmx_sse_builtins): Updated.
8955 (ix86_expand_args_builtin): Updated. Take a pointer
8956 to const struct builtin_description. Handle comparison
8958 (ix86_expand_sse_compare): Take a new argument for swapping operands.
8959 (ix86_expand_builtin): Updated.
8961 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
8962 (ssse3_pmaddubsw128): This.
8963 (ssse3_pmaddubswv4hi3): Renamed to ...
8964 (ssse3_pmaddubsw): This.
8966 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
8967 (__builtin_ia32_packssdw128): Likewise.
8968 (__builtin_ia32_packuswb128): Likewise.
8969 (__builtin_ia32_pmaddubsw): Likewise.
8970 (__builtin_ia32_pmaddubsw128): Likewise.
8972 2008-04-30 Richard Guenther <rguenther@suse.de>
8974 PR tree-optimization/14847
8975 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
8976 (recognize_bits_test): Use it.
8977 (recognize_single_bit_test): Likewise.
8979 2008-04-30 Martin Jambor <mjambor@suse.cz>
8981 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
8982 instead of setting number of formal parameters to zero.
8983 (ipcp_init_stage): Do not set the number of actual parameters to zero
8985 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
8986 which are called with variable number of arguments.
8987 (ipcp_insert_stage): Explicitely skipping all nodes which are
8988 called with variable number of arguments.
8989 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
8990 number of parameters.
8992 * ipa-prop.h (struct ipa_node_params): Added flag
8993 called_with_var_arguments
8994 (ipa_set_param_count): Added. Changed sole setter to use it.
8995 (ipa_get_param_count): Added. All readers of param_count
8996 converted to use it instead.
8997 (ipa_set_called_with_variable_arg): Added.
8998 (ipa_is_called_with_var_arguments): Added.
8999 (ipa_get_ith_param): Added. All readers of param_decls converted
9001 (ipa_set_cs_argument_count): Added, sole writer to argument_count
9003 (ipa_get_cs_argument_count): Added, all readers of argument_count
9005 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
9008 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
9009 (struct ipcp_lattice): Renamed cval_type to type
9010 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
9012 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
9013 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
9014 (ipcp_insert_stage): Changed the type of variable cvalue to tree
9015 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
9016 (build_const_val): Changed the type of parameter cvalue to tree
9017 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
9018 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
9020 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
9023 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
9024 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
9025 (ipa_add_method): Renamed to ipa_push_func_to_list
9026 (ipa_remove_method): Renamed to ipa_pop_func_from_list
9027 (ipa_callsite_param_count): Removed.
9028 (ipa_callsite_param_count_set): Removed.
9029 (ipa_callsite_param): Removed.
9030 (ipa_callsite_callee): Removed.
9031 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
9032 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
9033 (ipa_method_formal_count): Removed.
9034 (ipa_method_formal_count_set): Removed.
9035 (ipa_method_get_tree): Removed.
9036 (ipa_method_tree_map_create): Removed.
9037 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
9038 (ipa_create_param_decls_array): Creates the array itself
9039 (ipa_create_param_decls_array): Temporary variable info instead of
9041 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
9042 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
9043 (get_type): Removed.
9044 (ipa_jf_get_info_type): Removed.
9045 (ipa_node_create): Renamed to ipa_create_node_params
9046 (ipa_free): Renamed to ipa_free_all_node_params
9047 (ipa_nodes_create): Renamed to ipa_create_all_node_params
9048 (ipa_edges_create): Renamed to ipa_create_all_edge_args
9049 (ipa_edges_free): Renamed to ipa_free_all_edge_args
9050 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
9051 (ipa_free_all_node_params): Deallocation to jump_functions moved to
9052 ipa_free_all_edge_args
9053 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
9054 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
9055 (ipa_create_methodlist_node): Removed.
9056 (ipa_methodlist_method): Removed.
9057 (ipa_methodlist_method_set): Removed.
9058 (ipa_methodlist_next_method): Removed.
9059 (ipa_methodlist_next_method_set): Removed.
9060 (ipa_method_is_modified): Removed.
9061 (ipa_method_modify_create): Removed.
9062 (ipa_method_modify_init): Temporary variable info instead of a few
9064 (ipa_detect_param_modifications): Temporary variable info instead of
9066 (ipa_compute_jump_functions): Temporary variable info instead of
9068 (ipa_method_modify_set): Removed.
9069 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
9070 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
9071 than craph_node as the first parameter.
9072 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
9073 (ipa_method_modify_init): Removed.
9074 (ipa_compute_jump_functions): Added a temp variable instead of
9075 repeatadly dereferencing the cgraph_edge.aux pointer
9076 (ipa_callsite_param_set_type): Removed.
9077 (ipa_compute_jump_functions): i renamed to index and moved to
9079 (ipa_callsite_param_set_info_type_formal): Removed.
9080 (ipa_callsite_param_set_info_type): Removed.
9081 (ipa_callsite_param_map_create): Removed.
9082 (ipa_callsite_tree): Removed.
9083 (ipa_callsite_caller): Removed.
9084 (ipa_pop_func_from_list): return_method removed to return_func
9086 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
9087 prefixed all values with IPA_. Changed all users.
9088 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
9089 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
9090 and FORMAL_IPATYPE IPA_PASS_THROUGH.
9091 (union parameter_info): Renamed to jump_func_value.
9092 (union jump_func_value): Renamed value to constant
9093 (struct ipa_jump_func): Renamed info_type to value
9094 (struct ipa_node): Renamed to ipa_node_params
9095 (struct ipa_node_params): Renamed ipa_arg_num to param_count
9096 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
9097 (struct ipa_node_params): Renamed ipa_mod to modified_flags
9098 (struct ipa_edge): Renamed to ipa_edge_args
9099 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
9100 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
9101 (struct ipa_methodlist): Renamed to ipa_func_list
9102 (struct ipa_func_list): method_p renamed to node, next_method
9104 (ipa_methodlist_p): Removed, switched all users to struct pointer
9105 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
9107 2008-04-30 Alan Modra <amodra@bigpond.net.au>
9109 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
9110 (rs6000_emit_epilogue): Use backchain to restore only when we
9111 have a large frame. Make use of frame pointer to restore if we
9112 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
9114 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
9116 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
9117 Add mode to zero_extract.
9118 (sign bit tests peepholes): (Ditto.).
9120 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
9122 * config/i386/i386.c (ix86_builtins): Replace Prescott New
9123 Instructions in comments with SSE3.
9124 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
9125 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
9126 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
9127 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
9128 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
9129 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
9130 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
9131 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
9132 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
9133 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
9134 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
9135 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
9136 (bdesc_sse_args): Renamed to ...
9137 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
9138 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
9139 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
9141 (bdesc_1arg): Moved to ...
9143 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
9144 Instructions in comments with SSE3.
9145 (ix86_expand_sse_operands_builtin): Renamed to ...
9146 (ix86_expand_args_builtin): This. Updated.
9147 (ix86_expand_unop1_builtin): Update comments.
9148 (ix86_expand_builtin): Updated.
9150 2008-04-29 Richard Guenther <rguenther@suse.de>
9152 PR tree-optimization/36078
9153 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
9154 Update virtual SSA form after cleaning up the CFG.
9156 2008-04-29 Richard Guenther <rguenther@suse.de>
9159 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
9161 2008-04-29 Richard Guenther <rguenther@suse.de>
9163 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
9164 (compute_may_aliases): Do not call finalize_ref_all_pointers.
9165 (compute_flow_insensitive_aliasing): Do not treat
9166 PTR_IS_REF_ALL pointers special.
9167 (get_smt_for): Likewise.
9168 (may_alias_p): Re-structure.
9169 (is_escape_site): A ref-all pointer conversion is not an escape site.
9170 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
9171 PTR_IS_REF_ALL pointers special.
9172 * tree-ssa-structalias.h (struct alias_info): Remove
9173 ref_all_symbol_mem_tag field.
9174 (PTR_IS_REF_ALL): Remove.
9176 2008-04-29 Richard Guenther <rguenther@suse.de>
9179 * fold-const.c (extract_muldiv_1): In combining division constants
9180 make sure to never overflow.
9182 2008-04-29 Nick Clifton <nickc@redhat.com>
9184 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
9186 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9189 * optc-gen.awk: Work around HP-UX/IA awk bug.
9191 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
9193 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
9196 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
9199 * config/i386/i386.md
9200 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
9201 Change operand 1 predicate to nonimmediate_operand.
9203 2008-04-28 Jakub Jelinek <jakub@redhat.com>
9206 * dwarf2out.c (struct die_struct): Mark as chain_circular through
9208 * gengtype.c (walk_type, write_func_for_structure): Handle
9210 * doc/gty.texi: Document chain_circular.
9212 2008-04-28 Richard Guenther <rguenther@suse.de>
9214 PR tree-optimization/36066
9215 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
9218 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
9221 * config/i386/i386.md
9222 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
9223 Use match_scratch instead of match_operand for operands 3 and 4.
9225 2008-04-27 Richard Guenther <rguenther@suse.de>
9227 PR tree-optimization/18754
9228 PR tree-optimization/34223
9229 * tree-pass.h (pass_complete_unrolli): Declare.
9230 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
9231 loop size before and after unconditionally of UL_NO_GROWTH in effect.
9232 Rewrite loop into loop closed SSA form if it is not already.
9233 (tree_unroll_loops_completely): Re-structure to iterate over
9234 innermost loops with intermediate CFG cleanups.
9235 Unroll outermost loops only if requested or the code does not grow
9237 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
9238 loops are available.
9239 (tree_vectorize): Instead do so here.
9240 (tree_complete_unroll): Also unroll outermost loops.
9241 (tree_complete_unroll_inner): New function.
9242 (gate_tree_complete_unroll_inner): Likewise.
9243 (pass_complete_unrolli): New pass.
9244 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
9245 uses outside of the loop.
9246 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
9247 form if it is available.
9248 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
9249 * passes.c (init_optimization_passes): Schedule complete inner
9250 loop unrolling pass before the first CCP pass after final inlining.
9252 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
9254 * targhooks.h (default_emutls_var_fields,
9255 default_emutls_var_init): Declare.
9256 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
9257 * target.h (struct gcc_target): Add struct emutls member.
9258 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
9259 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
9260 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
9261 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
9262 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
9263 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
9264 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
9265 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
9266 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
9267 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
9268 emit debug information.
9269 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
9270 * varasm.c: Include targhooks.h.
9271 (emutls_object_section, emutls_tmpl_section): New.
9272 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
9273 (EMUTLS_SEPARATOR): New.
9275 (get_emutls_object_name): New.
9276 (default_emutls_var_fields): New, broken out of ...
9277 (get_emutls_object_type): ... here. Adjust to use target hooks.
9278 (get_emutls_init_templ_addr): Adjust to use target hooks.
9279 (emutls_decl): Adjust to use target hooks.
9280 (emutls_finish): Likewise.
9281 (default_emutls_var_init): New, broken out of ...
9282 (assemble_variable): ... here. Adjust to use target hooks.
9283 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
9285 * c-common.c (handle_section_attribute): Prevent overriding
9286 sections for emulated tls with special sections.
9287 * config/i386/i386.c (x86_64_elf_select_section): Add
9288 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
9289 (x86_64_elf_unique_section): Likewise.
9290 * config/vxworks.c: Include tree.h.
9291 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
9292 (vxworks_override_options): Set TLS scheme.
9293 * doc/tm.texi (Emulated TLS): New node.
9295 2008-04-26 Simon Baldwin <simonb@google.com>
9298 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
9299 with propagated string constants.
9301 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
9303 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
9304 constraint for operand 2 when operand 0 is memory operand.
9305 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
9306 operand 0 is memory operand.
9307 (fix_trunc<mode>_i387_with_temp): Ditto.
9308 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
9309 operand 2 when operand 1 is memory operand.
9310 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
9311 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
9312 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
9313 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9314 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
9315 operands 2,3 and 4 when operand 1 is memory operand.
9316 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
9318 (fistdi2_floor_with_temp): Ditto.
9319 (fist<mode>2_floor_with_temp): Ditto.
9320 (fistdi2_ceil_with_temp): Ditto.
9321 (fist<mode>2_ceil_with_temp): Ditto.
9322 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
9324 2008-04-26 David Daney <ddaney@avtrex.com>
9326 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
9328 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
9329 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
9330 UNSPEC_UPDATE_GOT_VERSION): Renumber.
9331 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
9332 (compare_and_swap_12): New insn.
9333 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
9334 * config/mips/mips.c (mips_force_binary): New function.
9335 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
9336 (mips_expand_compare_and_swap_12): New function.
9337 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
9339 2008-04-25 Jan Hubicka <jh@suse.cz>
9342 * cfgexpand.c (pass_expand): Turn into RTL pass.
9343 * passes.c (execute_one_pass): Do pass typechecking after execution.
9344 * tree-pass.h (pass_expand): Turn into RTL pass.
9346 * function.h (struct rtl_data): Move here fields
9347 accesses_prior_frames, calls_eh_return, saves_all_registers,
9348 has_nonlocal_goto, has_asm_statement, is_thunk,
9349 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
9350 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
9351 arg_pointer_save_area_init from struct function; turn into bool.
9352 (struct function): Move
9353 calls_eh_return, saves_all_registers, has_nonlocal_goto,
9354 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
9355 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
9356 tail_call_emit, arg_pointer_save_area_init
9357 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
9358 (current_function_returns_struct, current_function_returns_pcc_struct,
9359 current_function_calls_setjmp, current_function_calls_alloca,
9360 current_function_accesses_prior_frames,
9361 current_function_calls_eh_return, current_function_is_thunk,
9362 current_function_stdarg, current_function_profile,
9363 current_function_limit_stack, current_function_uses_pic_offset_table,
9364 current_function_uses_const_pool, current_function_has_nonlocal_label,
9365 current_function_saves_all_registers,
9366 current_function_has_nonlocal_goto,
9367 current_function_has_asm_statement): Remove accesor macros.
9368 * ra-conflict.c (global_conflicts): Update.
9369 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
9370 (suitable_for_tail_call_opt_p): Update.
9371 * builtins.c (expand_builtin_return_addr): Update.
9372 (expand_builtin_setjmp_setup): Update.
9373 (expand_builtin_nonlocal_goto): Update.
9374 * final.c (final_start_function): Update.
9375 (profile_function): Update.
9376 (leaf_function_p): Update.
9377 (only_leaf_regs_used): Update.
9378 * df-scan.c (df_get_exit_block_use_set): Update.
9379 * dojump.c (clear_pending_stack_adjust): Update.
9380 * tree-stdarg.c (gate_optimize_stdarg): Update.
9381 * gimple-low.c (lower_function_body): Update.
9382 * global.c (compute_regsets): Update.
9383 (global_alloc): Update.
9384 * dwarf2out.c (dwarf2out_begin_prologue): Update.
9385 * expr.c (expand_assignment): Update.
9386 * dse.c (dse_step0): Update.
9387 (dse_step1): Update.
9388 * c-decl.c (store_parm_decls): Update.
9389 * local-alloc.c (combine_regs): Update.
9390 (find_free_reg): Update.
9391 * function.c (assign_parms_augmented_arg_list): Update.
9392 (assign_parm_find_data_types): Update.
9393 (assign_parms): Update.
9394 (allocate_struct_function): Update.
9395 (expand_function_start): Update.
9396 (expand_function_end): Update.
9397 (get_arg_pointer_save_area): Update.
9398 (thread_prologue_and_epilogue_insns): Update.
9399 (rest_of_match_asm_constraints): Update.
9400 * stor-layout.c (variable_size): Update.
9401 * gcse.c (gcse_main): Update.
9402 (bypass_jumps): Update.
9403 * gimplify.c (gimplify_function_tree): Update.
9404 * calls.c (emit_call_1): Update.
9405 (expand_call): Update.
9406 * bt-load.c (compute_defs_uses_and_gen): Update.
9407 * except.c (sjlj_assign_call_site_values): Update.
9408 (sjlj_emit_function_enter): Update.
9409 (can_throw_external): Update.
9410 (set_nothrow_function_flags): Update.
9411 (expand_builtin_unwind_init): Update.
9412 (expand_eh_return): Update.
9413 (convert_to_eh_region_ranges): Update.
9414 (output_function_exception_table): Update.
9415 * emit-rtl.c (gen_tmp_stack_mem): Update.
9416 * cfgexpand.c (expand_used_vars): Update.
9417 (tree_expand_cfg): Update.
9418 * cfgcleanup.c (rest_of_handle_jump): Update.
9419 * explow.c (allocate_dynamic_stack_space): Update.
9420 * varasm.c (assemble_start_function): Update.
9421 (force_const_mem): Update.
9422 (mark_constant_pool): Update.
9423 * tree-optimize.c (tree_rest_of_compilation): Update.
9424 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
9425 * tree-cfg.c (notice_special_calls): Update.
9426 (is_ctrl_altering_stmt): Update.
9427 (tree_can_make_abnormal_goto): Update.
9428 (tree_purge_dead_abnormal_call_edges): Update.
9429 * config/alpha/predicates.md: Update.
9430 * config/alpha/alpha.c (alpha_sa_mask): Update.
9431 (alpha_sa_size): Update.
9432 (alpha_does_function_need_gp): Update.
9433 (alpha_expand_prologue): Update.
9434 (alpha_start_function): Update.
9435 (alpha_output_function_end_prologue): Update.
9436 (alpha_expand_epilogue): Update.
9437 * config/frv/frv.c (frv_stack_info): Update.
9438 (frv_expand_epilogue): Update.
9439 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
9440 (s390_register_info): Update.
9441 (s390_frame_info): Update.
9442 (s390_init_frame_layout): Update.
9443 (s390_can_eliminate): Update.
9444 (save_gprs): Update.
9445 * config/spu/spu.c (spu_split_immediate): Update.
9446 (need_to_save_reg): Update.
9447 (spu_expand_prologue): Update.
9448 (spu_expand_epilogue): Update.
9449 * config/sparc/sparc.md: Update.
9450 * config/sparc/sparc.c (eligible_for_return_delay): Update.
9451 (sparc_tls_got): Update.
9452 (legitimize_pic_address): Update.
9453 (sparc_emit_call_insn): Update.
9454 (sparc_expand_prologue): Update.
9455 (output_return): Update.
9456 (print_operand): Update.
9457 (sparc_function_ok_for_sibcall): Update.
9458 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
9459 * config/m32r/m32r.md: Update.
9460 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
9461 (m32r_compute_frame_size): Update.
9462 (m32r_expand_prologue): Update.
9463 (m32r_expand_epilogue): Update.
9464 (m32r_legitimize_pic_address): Update.
9465 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
9466 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
9467 * config/i386/i386.c (ix86_frame_pointer_required): Update.
9469 (ix86_save_reg): Update.
9470 (ix86_compute_frame_layout): Update.
9471 (ix86_expand_prologue): Update.
9472 (ix86_expand_epilogue): Update.
9473 * config/sh/sh.c (output_stack_adjust): Update.
9474 (calc_live_regs): Update.
9475 (sh5_schedule_saves): Update.
9476 (sh_expand_prologue): Update.
9477 (sh_expand_epilogue): Update.
9478 (sh_setup_incoming_varargs): Update.
9479 (sh_allocate_initial_value): Update.
9480 (sh_get_pr_initial_val): Update.
9481 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
9482 * config/sh/sh.md (label:): Update.
9483 * config/avr/avr.c (out_movhi_mr_r): Update.
9484 * config/crx/crx.h (enum): Update.
9485 * config/xtensa/xtensa.h (along): Update.
9486 * config/stormy16/stormy16.c Update.
9487 (xstormy16_compute_stack_layout): Update.
9488 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
9489 (fr30_expand_prologue): Update.
9490 * config/cris/cris.c (cris_conditional_register_usage): Update.
9491 (cris_reg_saved_in_regsave_area): Update.
9492 (cris_initial_frame_pointer_offset): Update.
9493 (cris_simple_epilogue): Update.
9494 (cris_expand_prologue): Update.
9495 (cris_expand_epilogue): Update.
9496 (cris_expand_pic_call_address): Update.
9497 (cris_asm_output_symbol_ref): Update.
9498 (cris_asm_output_label_ref): Update.
9499 * config/cris/cris.md Update.
9500 * config/iq2000/iq2000.c (compute_frame_size): Update.
9501 (iq2000_expand_epilogue): Update.
9502 * config/mt/mt.h (save_direction): Update.
9503 * config/mn10300/mn10300.c (mn10300_function_value): Update.
9504 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
9505 (ia64_secondary_reload_class): Update.
9506 * config/m68k/m68k.c (m68k_save_reg): Update.
9507 (m68k_expand_prologue): Update.
9508 (m68k_expand_epilogue): Update.
9509 (legitimize_pic_address): Update.
9510 * config/rs6000/rs6000.c (rs6000_got_register): Update.
9511 (first_reg_to_save): Update.
9512 (first_altivec_reg_to_save): Update.
9513 (compute_vrsave_mask): Update.
9514 (compute_save_world_info): Update.
9515 (rs6000_stack_info): Update.
9516 (spe_func_has_64bit_regs_p): Update.
9517 (rs6000_ra_ever_killed): Update.
9518 (rs6000_emit_eh_reg_restore): Update.
9519 (rs6000_emit_allocate_stack): Update.
9520 (rs6000_emit_prologue): Update.
9521 (rs6000_emit_epilogue): Update.
9522 (rs6000_output_function_epilogue): Update.
9523 (output_profile_hook): Update.
9524 (rs6000_elf_declare_function_name): Update.
9525 * config/rs6000/rs6000.h (rs6000_args): Update.
9526 * config/rs6000/rs6000.md: Update.
9527 * config/mcore/mcore.c (mcore_expand_prolog): Update.
9528 * config/arc/arc.c (arc_output_function_epilogue): Update.
9529 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
9530 * config/darwin.c (machopic_function_base_name): Update.
9531 * config/score/score3.c (score3_compute_frame_size): Update.
9534 (score3_epilogue): Update.
9535 * config/score/score7.c (score7_compute_frame_size): Update.
9536 (score7_prologue): Update.
9537 (score7_epilogue): Update.
9538 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
9539 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
9540 * config/arm/arm.c (use_return_insn): Update.
9541 (require_pic_register): Update.
9542 (arm_load_pic_register): Update.
9543 (arm_compute_save_reg0_reg12_mask): Update.
9544 (arm_compute_save_reg_mask): Update.
9545 (thumb1_compute_save_reg_mask): Update.
9546 (output_return_instruction): Update.
9547 (arm_output_function_prologue): Update.
9548 (arm_output_epilogue): Update.
9549 (arm_get_frame_offsets): Update.
9550 (arm_expand_prologue): Update.
9551 (thumb_pushpop): Update.
9552 (thumb_exit): Update.
9553 (thumb1_expand_prologue): Update.
9554 (thumb1_expand_epilogue): Update.
9555 (arm_unwind_emit): Update.
9556 (arm_output_fn_unwind): Update.
9557 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
9558 * config/arm/arm.md: Update.
9559 * config/pa/pa.md: Update.
9560 * config/pa/pa.c (legitimize_pic_address): Update.
9561 (compute_frame_size): Update.
9562 (hppa_expand_prologue): Update.
9563 (hppa_expand_epilogue): Update.
9564 (borx_reg_operand): Update.
9565 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
9566 (HARD_REGNO_RENAME_OK): Update.
9567 * config/mips/mips.c (mips_global_pointer): Update.
9568 (mips_save_reg_p): Update.
9569 (mips_compute_frame_info): Update.
9570 (mips_frame_pointer_required): Update.
9571 (mips_expand_prologue): Update.
9572 (mips_expand_epilogue): Update.
9573 (mips_can_use_return_insn): Update.
9574 (mips_reorg_process_insns): Update.
9575 * config/v850/v850.c (compute_register_save_size): Update.
9576 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
9577 * config/mmix/mmix.c (along): Update.
9578 (mmix_expand_epilogue): Update.
9579 * config/bfin/bfin.c (legitimize_pic_address): Update.
9580 (must_save_p): Update.
9581 (stack_frame_needed_p): Update.
9582 (add_to_reg): Update.
9583 (bfin_expand_prologue): Update.
9584 * stmt.c (expand_asm_operands): Update.
9585 * reload1.c (reload): Update.
9586 (init_elim_table): Update.
9588 2008-04-25 Bob Wilson <bob.wilson@acm.org>
9590 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
9592 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
9594 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
9595 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
9596 (mov<mode>): Removed.
9597 (*movv4sf_internal): Likewise.
9598 (*movv2df_internal): Likewise.
9600 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
9602 * config.gcc (crx-*-elf): Remove deprecation.
9604 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
9606 * config/i386/cygming-crtend.c (register_frame_ctor): Register
9607 __gcc_deregister_frame with atexit.
9608 (deregister_frame_dtor): Remove.
9610 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
9611 Nathan Sidwell <nathan@codesourcery.com>
9613 * config/rs6000/rs6000.opt (mspe): Remove Var property.
9615 * config/rs6000/rs6000.h (rs6000_spe): Declare.
9616 (rs6000_isel): Likewise.
9617 * config/rs6000/rs6000.c (rs6000_spe): New variable.
9618 (rs6000_isel): New variable.
9619 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
9621 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9624 * c-common.c (handle_vector_size_attribute): Call
9625 lang_hooks.types.reconstruct_complex_type instead of
9626 reconstruct_complex_type.
9627 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
9628 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
9629 * langhooks.h (struct lang_hooks_for_types): Add
9630 reconstruct_complex_type hook.
9631 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
9632 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
9634 2008-04-24 Richard Guenther <rguenther@suse.de>
9636 * c-common.h (check_builtin_function_arguments): Declare.
9637 * c-common.c (validate_nargs): New function.
9638 (check_builtin_function_arguments): Likewise.
9639 * c-typeck.c (build_function_call): Call
9640 check_builtin_function_arguments.
9641 * builtins.c (fold_builtin_classify): Remove error reporting code.
9642 (fold_builtin_unordered_cmp): Likewise.
9643 (fold_builtin_1): Likewise.
9644 (fold_builtin_n): Likewise.
9646 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9648 PR tree-optimization/36008
9649 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
9650 the original op1, rather than delta by step.
9652 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
9653 Sebastian Pop <sebastian.pop@amd.com>
9655 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
9656 eliminate_local_variables_stmt, eliminate_local_variables,
9657 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
9658 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
9659 of code delimited by two edges in the CFG.
9660 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
9661 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
9662 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
9663 the case of parallelisation of reductions.
9664 (expr_invariant_in_region_p): New.
9666 * tree-flow.h (gather_blocks_in_sese_region): Declared.
9667 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
9669 2008-04-24 Ira Rosen <irar@il.ibm.com>
9670 Richard Guenther <rguenther@suse.de>
9672 PR tree-optimization/36034
9673 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
9674 incapable of dealing with loads with gaps.
9676 2008-04-24 Rafael Espindola <espindola@google.com>
9678 * tree-flow.h (vrp_evaluate_conditional): Change signature.
9679 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9680 vrp_evaluate_conditional.
9681 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
9682 (vrp_evaluate_conditional): Split the cond argument.
9683 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
9684 (simplify_stmt_for_jump_threading): Update call to
9685 vrp_evaluate_conditional.
9687 2008-04-24 Ira Rosen <irar@il.ibm.com>
9689 PR tree-optimization/35982
9690 * tree-vect-analyze.c (vect_check_interleaving): Check that the
9691 interleaved data-refs are of the same type.
9693 2008-04-24 Danny Smith <dannysmith@users.net>
9695 * c-format.c (check_format_info_main): Use strncmp rather than a
9696 magic prefix to handle multichar length specs.
9697 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
9698 Don't prefix "I64" and "I32" with '\0'.
9700 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9703 * config/i386/i386.c (init_cumulative_args): Don't pass anything
9704 in registers for -m32 only if stdarg_p (fntype).
9706 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
9708 PR rtl-optimization/36006
9709 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
9710 temp to op0 in order to avoid invalid rtx sharing.
9712 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9714 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
9715 check TREE_INVARIANT.
9716 * tree-gimple.c (is_gimple_address): New.
9717 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
9718 * tree-gimple.h (is_gimple_address): New.
9719 * tree.h (decl_address_invariant_p): New.
9720 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
9721 (build_string): Likewise.
9722 (decl_address_invariant_p): New, from is_gimple_invariant_address.
9723 (tree_invariant_p_1): Likewise.
9724 (save_expr): Use it.
9725 (tree_invariant_p): New.
9726 (skip_simple_arithmetic): Use it.
9727 (stabilize_reference_1): Use it.
9728 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
9730 (build1_stat): Drop code to compute TREE_INVARIANT.
9731 (build2_stat): Drop code to compute TREE_INVARIANT.
9732 (build3_stat): Drop code to compute TREE_INVARIANT.
9733 (build4_stat): Drop code to compute TREE_INVARIANT.
9734 (build5_stat): Drop code to compute TREE_INVARIANT.
9735 (build7_stat): Drop code to compute TREE_INVARIANT.
9736 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
9737 * tree.h (struct tree_base): Remove invariant_flag.
9738 (TREE_INVARIANT): Remove.
9739 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
9740 (fold_builtin_expect): Check TREE_CONSTANT.
9741 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
9742 * c-tree.h (c_expr_to_decl): Drop third parameter.
9743 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
9744 (build_c_cast): Don't set TREE_INVARIANT.
9745 (pop_init_level): Don't set TREE_INVARIANT.
9746 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
9747 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
9749 (gimplify_init_constructor): Don't set TREE_INVARIANT.
9750 (gimplify_addr_expr): Adjust comment.
9751 * tree-mudflap.c (mf_build_string):
9752 * print-tree.c (print_node): Don't print TREE_INVARIANT.
9753 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
9754 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
9755 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
9756 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
9757 * langhooks.h (struct lang_hooks): Drop third parameter from
9760 2008-04-23 Richard Guenther <rguenther@suse.de>
9762 PR tree-optimization/27799
9763 PR tree-optimization/32921
9764 PR tree-optimization/32624
9765 * tree-ssa-structalias.c (merge_smts_into): Only merge the
9766 SMTs aliases and the tag itself into the solution.
9767 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
9768 merge the points-to solution back into the SMT aliases.
9769 (may_alias_p): Use alias_set_subset_of instead of
9770 aliases_conflict_p. A pointer which points to
9771 memory with alias set zero may access any variable.
9773 2008-04-23 Richard Guenther <rguenther@suse.de>
9775 * alias.c (alias_set_subset_of): Correctly handle asking
9776 if zero is a subset of an alias set with zero child.
9777 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
9778 (compute_flow_insensitive_aliasing): Correctly walk all
9779 pointers. Do not unnecessarily union sets.
9781 2008-04-23 Richard Guenther <rguenther@suse.de>
9784 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
9786 2008-04-22 Tomas Bily <tbily@suse.cz>
9788 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
9790 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
9792 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9793 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9794 * tree-inline.c (estimate_num_insns_1): Likewise.
9795 * varasm.c (const_hash_1, compare_constant, copy_constant)
9796 (compute_reloc_for_constant, output_addressed_constants): Likewise.
9797 * emit-rtl.c (component_ref_for_mem_expr)
9798 (set_mem_attributes_minus_bitpos): Likewise.
9799 * expr.c (highest_pow2_factor, expand_expr_real_1, )
9800 (is_aligning_offset): Likewise.
9801 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
9802 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9803 * dojump.c (do_jump): Likewise.
9804 * builtins.c (get_pointer_alignment, get_memory_rtx)
9805 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
9806 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
9808 2008-04-23 Jakub Jelinek <jakub@redhat.com>
9810 PR rtl-optimization/36017
9811 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
9812 expanding the library call.
9814 2008-04-22 Ian Lance Taylor <iant@google.com>
9816 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
9819 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
9821 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
9822 of LR/CTR moves for Power6.
9824 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9827 * passes.c (init_optimization_passes): Remove
9828 pass_fast_rtl_byte_dce.
9830 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
9833 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
9834 builtin functions to generate faster code.
9835 (_mm_cvtpu16_ps): Ditto.
9836 (_mm_cvtpi32x2_ps): Ditto.
9838 2008-04-22 Nick Clifton <nickc@redhat.com>
9840 * common.opt (ftree-loop-distribution): Add Optimization
9843 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
9844 (frv_expand_builtin_va_start): Likewise.
9846 * config/arm/arm.c (thumb_find_work_register): Fix location of
9847 argument register count.
9849 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9851 Support scheduling for ColdFire V1 and V3 microarchitecture.
9852 Improve scheduling of multiplication instructions.
9854 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
9855 (mac): New instruction attribute.
9856 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
9857 (m68k_sched_mac): New variable.
9858 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
9859 Handle cfv1 and cfv3.
9860 (max_insn_size): New static variable.
9861 (struct _sched_ib): New type.
9862 (sched_ib): New static variable.
9863 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
9864 to fields of 'struct _sched_ib sched_ib'. Update all uses.
9865 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
9867 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
9868 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
9869 new variables. Update.
9870 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
9871 Add modeling of cfv3 instruction buffer. Update.
9872 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
9873 * config/m68k/m68k.h (TUNE_CFV3): New macro.
9874 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
9875 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
9876 a particular reservation applies to.
9877 (type2): Reorganize attribute values. Rename alu to alu_reg,
9878 alu_l to alu, move_l to omove. Join move to alu. Split mul
9880 (cf_ib_*): Simplify description of instruction buffer.
9881 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
9882 (cf_mem): Split into cf_mem1 and cf_mem2.
9883 (cf_v2_move_??): Rename to cfv12_alu_??.
9884 (cf_v2_move_l_??): Rename to cfv12_omove_??.
9885 (cf_v2_mul_??): Remove reservations.
9886 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
9887 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
9888 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
9890 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
9891 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
9892 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
9893 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
9894 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
9895 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
9896 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
9897 expansions of the above reservations for instructions of sizes
9900 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9902 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
9904 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
9906 * coverage.c: Include tree-pass.h.
9907 (coverage_counter_alloc): Print da_file_name to the dump file.
9909 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
9911 * sbitmap.c (sbitmap_range_empty_p): New function.
9912 * sbitmap.h (sbitmap_range_empty_p): New function.
9913 * bitmap.h: Now includes obstack.h.
9915 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
9916 Kenneth Zadeck <zadeck@naturalbridge.com>
9918 * dbgcnt.def (ra_byte_scan): Added.
9919 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
9920 when the last hit happens for a counter.
9921 * timevar.def (TV_DF_BYTE_LR): New variable.
9922 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
9923 * passes.c (pass_fast_rtl_byte_dce): New pass.
9924 * fwprop.c (update_df): Added mode to call df_ref_create.
9925 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9926 DF_REF_EXTRACT_OFFSET.
9927 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
9928 DF_BYTE_LR_OUT, df_byte_lr): New macro.
9930 (df_ref_extract): Added mode field.
9931 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
9932 DF_REF_EXTRACT_OFFSET.
9933 (DF_REF_EXTRACT_MODE): New macro.
9934 (df_byte_lr_bb_info): New structure.
9935 (df_print_byte_regset, df_compute_accessed_bytes,
9936 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
9937 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
9938 df_byte_lr_simulate_uses,
9939 df_byte_lr_simulate_artificial_refs_at_top,
9940 df_byte_lr_simulate_artificial_refs_at_end,
9941 df_compute_accessed_bytes): New function.
9942 (df_ref_create): Add parameter.
9943 (df_byte_lr_get_bb_info): New inline function.
9944 * df-scan.c (df_ref_record, df_uses_record,
9945 df_ref_create_structure): Added mode parameter.
9946 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
9947 df_defs_record, df_uses_record, df_get_conditional_uses,
9948 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
9949 df_entry_block_defs_collect, df_exit_block_uses_collect):
9950 Added mode parameter to calls to df_ref_record, df_uses_record,
9951 df_ref_create_structure.
9952 (df_ref_equal_p, df_ref_compare): Added test for modes.
9953 (df_ref_create_structure): Added code to set mode. Renamed
9954 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9955 DF_REF_EXTRACT_OFFSET.
9956 * df-core.c (df_print_byte_regset): New function.
9957 * df-byte-scan.c: New file.
9958 * df-problems.c (df_rd_transfer_function): Removed unnecessary
9959 calls to BITMAP_FREE.
9960 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
9961 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
9962 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
9963 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
9964 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
9965 df_byte_lr_local_compute, df_byte_lr_init,
9966 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
9967 df_byte_lr_transfer_function, df_byte_lr_free,
9968 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
9969 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
9970 df_byte_lr_simulate_uses,
9971 df_byte_lr_simulate_artificial_refs_at_top,
9972 df_byte_lr_simulate_artificial_refs_at_end): New function.
9973 * dce.c (byte_dce_process_block): New function.
9974 (dce_process_block): au is now passed in rather than computed
9975 locally. Changed loops that look at artificial defs to not look
9976 for conditional or partial ones, because there never are any.
9977 (fast_dce): Now is able to drive byte_dce_process_block or
9978 dce_process_block depending on the kind of dce being done.
9979 (rest_of_handle_fast_dce): Add parameter to fast_dce.
9980 (rest_of_handle_fast_byte_dce): New function.
9981 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
9982 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
9984 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
9987 * gcc.h: Added fortran options that take arguments to
9988 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
9991 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
9993 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
9994 scalarization if on the LHS and not a full access.
9996 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9998 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
10000 2008-04-18 Rafael Espindola <espindola@google.com>
10002 * tree-vrp.c (find_case_label_index): Fix the binary search.
10003 (find_case_label_range): New.
10004 (vrp_visit_switch_stmt): Use find_case_label_range.
10005 (simplify_switch_using_ranges): Use find_case_label_range.
10007 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
10009 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
10010 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
10012 2008-04-18 Tom Tromey <tromey@redhat.com>
10015 * doc/cpp.texi (Implementation-defined behavior): Mention
10018 2008-04-18 Ian Lance Taylor <iant@google.com>
10020 * fold-const.c (pointer_may_wrap_p): New static function.
10021 (fold_comparison): Add another test for pointer overflow. Use
10022 pointer_may_wrap_p to disable some false positives.
10024 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
10026 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
10027 (fname_as_string): Match updated cpp_interpret_string prototype.
10028 (fix_string_type): Support char16_t* and char32_t*.
10029 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
10030 derivative) nodes. Register as builtin if C++0x.
10031 (c_parse_error): Support CPP_CHAR{16,32}.
10032 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
10033 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
10034 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
10035 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
10036 CTI_CHAR32_ARRAY_TYPE>: New elements.
10037 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
10038 char32_type_node, signed_char32_type_node, char16_array_type_node,
10039 char32_array_type_node): New defines.
10040 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
10041 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
10042 (lex_string): Support CPP_STRING{16,32}, match updated
10043 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
10044 (lex_charconst): Support CPP_CHAR{16,32}.
10045 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
10046 and CPP_STRING{16,32}.
10048 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
10051 * aclocal.m4: Regenerate.
10052 * configure: Regenerate.
10054 2008-04-18 Jan Hubicka <jh@suse.cz>
10056 * except.c (dw2_size_of_call_site_table,
10057 sjlj_size_of_call_site_table): Use vector API for call_site_record.
10059 * cgraphbuild.c (build_cgraph_edges): Update.
10060 * tree-pass.h: Update comment.
10061 * final.c (leaf_function_p): Update.
10062 (leaf_renumber_regs): Update.
10063 (rest_of_clean_state): Update.
10064 * omp-low.c (expand_omp_parallel): Update.
10065 * ipa-reference.c (analyze_function): Update.
10066 * reorg.c (find_end_label): Update.
10067 (optimize_skip): Update.
10068 (fill_simple_delay_slots): Update.
10069 (fill_simple_delay_slots): Update.
10070 (make_return_insns): Update.
10071 (dbr_schedule): Update.
10072 * gimple-low.c (record_vars_into): Update.
10073 * cfgbuild.c (make_edges): Update.
10074 * function.c (assign_stack_local): Update.
10075 (assign_parm_adjust_stack_rtl): Update.
10076 (locate_and_pad_parm): Update.
10077 (allocate_struct_function): Do not initialize stack_alignment_needed
10078 and preferred_stack_boundary here.
10079 (stack_protect_prologue): Update.
10080 (stack_protect_epilogue): Update.
10081 (expand_function_start): Initialize stack_alignment_needed,
10082 preferred_stack_boundary and max_jumptable_ents.
10083 (expand_function_end): Update.
10084 (free_after_compilation): Do not NULLify epilogue_delay_list.
10085 * function.h (struct rtl_data): Add stack_protect_guard,
10086 stack_alignment_needed,
10087 preferred_stack_boundary, epilogue_delay_list.
10088 (struct function): Remove value_histograms, stack_alignment_needed,
10089 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
10091 unexpanded_var_list, stack_protect_guard.
10092 (current_function_epilogue_delay_list): Remove.
10093 * ipa-type-escape.c (analyze_function): Update.
10094 * gimplify.c (pop_gimplify_context): Update comment.
10095 * calls.c (expand_call): Update.
10096 (emit_library_call_value_1): Update.
10097 * except.c (set_nothrow_function_flags): Update.
10098 * cfgexpand.c (get_decl_align_unit): Update.
10099 (create_stack_guard): Update.
10100 (estimated_stack_frame_size): Update.
10101 (expand_used_vars): Update.
10102 (tree_expand_cfg): Free histogram earliers, init expansion variables.
10103 * explow.c (allocate_dynamic_stack_space): Update.
10104 * tree-ssa-live.c (remove_unused_locals): Update.
10105 * varasm.c (mark_constant_pool): Update.
10106 * tree-inline.c (remap_decls): Update.
10107 (initialize_cfun): Update.
10108 (declare_return_variable): Update.
10109 (inline_forbidden_p): Update.
10110 (expand_call_inline): Update.
10111 (declare_inline_vars): Update.
10112 (tree_function_versioning): Update.
10113 * tree-flow.h (value_histograms): New.
10114 (VALUE_HISTOGRAMS): New macro.
10115 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
10117 * tree-cfg.c (set_bb_for_stmt): Update.
10118 (replace_by_duplicate_decl): Update.
10119 (move_block_to_fn): Update.
10120 (new_label_mapper): Update.
10121 (dump_function_to_file): Update.
10122 * ipa-struct-reorg.c (build_data_structure): Update.
10123 * cfgrtl.c (print_rtl_with_bb): Update.
10124 * reload1.c (reload): Update.
10126 * config/i386/i386.c (setup_incoming_varargs_64,
10127 ix86_compute_frame_layout): Update.
10128 * config/arc/arc.c (arc_output_function_epilogue): Update.
10130 2008-04-18 Marius Strobl <marius@FreeBSD.org>
10132 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
10133 for FreeBSD as well.
10134 * gthr-posix95.h: Likewise.
10136 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
10138 PR rtl-optimization/35838
10139 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
10140 out the byte offset of the first subreg.
10142 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
10144 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
10145 to split_ti instead of three separate calls with single member arrays.
10146 (subti3 splitter): Ditto.
10147 (adddi3 splitter): Ditto with split_di.
10148 (subdi3 splitter): Ditto.
10149 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
10150 two separate calls with single member arrays. Swap match_dup
10151 operands 1 and 2 to better fit into the array.
10152 (negdi2 splitter): Ditto with split_di.
10153 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
10154 two separate calls with single member arrays. Swap match_dup operands
10155 6 and 7 to better fit into the array.
10157 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
10159 * config/i386/i386.c (sse_builtin_type): New.
10160 (bdesc_sse_args): Likewise.
10161 (bdesc_sse_3arg): Removed.
10162 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
10163 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
10164 IX86_BUILTIN_ROUNDPS.
10165 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
10166 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
10167 IX86_BUILTIN_ROUNDPS.
10168 (ix86_expand_sse_4_operands_builtin): Removed.
10169 (ix86_expand_sse_operands_builtin): New.
10170 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
10171 and CODE_FOR_sse4_1_roundps.
10172 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
10173 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
10175 2008-04-17 Alan Modra <amodra@bigpond.net.au>
10178 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
10179 regs before frame pop when needed. If use_backchain_to_restore_sp
10180 then load backchain into a temp reg to restore vr and vrsave. Add
10181 code to restore vr after frame pop if possible.
10183 2008-04-17 Richard Guenther <rguenther@suse.de>
10185 * tree-vn.c (expressions_equal_p): Do not check type
10186 equality or compatibility before calling operand_equal_p.
10187 * fold-const.c (operand_equal_p): Check equivalence of
10188 integer constants before bailing out due to signedness or
10189 precision differences.
10190 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
10191 spurious differences in type qualification. Ignore types
10192 for COMPONENT_REFs at all.
10194 2008-04-17 Christian Bruel <christian.bruel@st.com>
10196 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
10197 msw_skip comparison.
10199 2008-04-16 Jakub Jelinek <jakub@redhat.com>
10202 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
10205 PR tree-optimization/35899
10206 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
10207 rather than TREE_OPERAND.
10209 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
10212 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
10213 temporary registers. Change operand predicate to general_operand.
10214 (remainderxf3): Ditto.
10216 2008-04-16 Richard Guenther <rguenther@suse.de>
10218 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
10219 * tree-affine.c (aff_combination_expand): Look through some
10222 2008-04-15 Doug Kwan <dougkwan@google.com>
10224 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
10226 * tree-pretty-print.c (dump_generic_node): Ditto.
10227 * final.c (output_addr_const): Ditto.
10228 * dwarf2out.c (output_cfi): Ditto.
10229 * c-pretty-print.c (pp_c_integer_constant): Ditto.
10230 * print-rtl.c (print_rtx): Ditto.
10231 * print-tree.c (print_node_brief, print_node): Ditto.
10232 * c-common.c (match_case_to_enum_1): Ditto.
10233 * sched-vis.c (print_value): Ditto.
10234 * config/i386/i386.c (print_operand): Cast to long unsigned int
10237 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
10238 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
10239 MS Windows VirtualProtect function.
10241 2008-04-15 Jan Hubicka <jh@suse.cz>
10243 * gengtype.c (write_root): Param_is argument is OK.
10244 * expr.c (expand_expr_real_1): Update call of get_exception_*.
10245 * function.h: Include varray.h
10246 (rtl_eh): New stucture based on except.c one.
10247 (call_site_record): New forward declaration and vector type.
10248 * calls.c (emit_call_1): Do not call
10249 note_current_region_may_contain_throw.
10250 * except.c (eh_status): Remove cur_region, try_region since they are
10252 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
10253 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
10254 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
10255 Remove call_site_data_used, call_site_data_size.
10256 Turn call_site_record into vector in function.h.
10257 (note_current_region_may_contain_throw): Remove.
10258 (get_exception_pointer, get_exception_filter): Do not take struct
10259 function argument; update.
10260 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
10261 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
10262 build_post_landing_pads, dw2_build_landing_pads,
10263 sjlj_assign_call_site_values, sjlj_mark_call_sites,
10264 sjlj_emit_function_enter, sjlj_emit_function_enter,
10265 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
10266 sjlj_build_landing_pads, finish_eh_generation,
10267 remove_exception_handler_label, remove_eh_handler,
10268 maybe_remove_eh_handler, add_reachable_handler,
10269 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
10270 add_action_record, collect_one_action_chain, add_call_site,
10271 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
10272 sjlj_output_call_site_table, output_function_exception_table,
10273 * except.h (note_current_region_may_contain_throw): Remove
10274 (get_exception_pointer, get_exception_filter): Do not take struct
10276 * Makefile.in (GTFILES): Put varargs before struct function.
10278 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
10280 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
10281 punt for STRING_CST.
10282 (get_constraint_for): Deal with STRING_CST here instead.
10284 2008-04-15 Richard Guenther <rguenther@suse.de>
10286 * tree-ssa-propagate.c (substitute_and_fold): Substitute
10287 statements in a basic-block with a backward walk. Do not
10288 substitute into dead statements but instead remove those.
10290 2008-04-15 Richard Guenther <rguenther@suse.de>
10292 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
10293 to zero, thus disable creation of SFTs.
10295 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
10297 * tree-predcom.c (suitable_reference_p): Return false if the
10298 reference can throw.
10300 2008-04-15 Jakub Jelinek <jakub@redhat.com>
10303 * c-decl.c (finish_decl): If extern or static var has variable
10304 size, set TREE_TYPE (decl) to error_mark_node.
10306 2008-04-15 Rafael Espindola <espindola@google.com>
10308 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
10311 2008-04-15 Richard Guenther <rguenther@suse.de>
10313 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
10314 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
10315 (visit_reference_op_load): Do walk vuse-vdef chains on
10316 vn_reference_lookup.
10317 (visit_reference_op_store): But do not here.
10318 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
10319 vn_reference_lookup.
10320 (vn_lookup_with_vuses): But do so here.
10322 2008-04-14 Ian Lance Taylor <iant@google.com>
10324 * fold-const.c (fold_overflow_warning): Remove assertion.
10326 2008-04-15 Ben Elliston <bje@au.ibm.com>
10328 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
10329 temp1 local variables.
10331 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
10334 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
10335 ".text.unlikely" section as executable.
10337 2008-04-14 James E. Wilson <wilson@tuliptree.org>
10339 * config/ia64/ia64.c (rtx_needs_barrier): Handle
10340 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
10341 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
10342 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
10343 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
10344 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
10345 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
10347 2008-04-14 Ian Lance Taylor <iant@google.com>
10349 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
10350 * fold-const.c (fold_comparison): If appropriate, test
10351 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
10352 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
10353 reassociating a pointer type.
10354 * doc/invoke.texi (Optimize Options): Document that
10355 -fstrict-overflow applies to pointer wraparound.
10357 2008-04-13 Jan Hubicka <jh@suse.cz>
10359 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
10361 2008-04-12 Andrew Pinski <pinskia@gmail.com>
10363 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
10364 we are going to "save the world".
10366 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
10368 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
10369 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
10370 operand 0 constraint, not "=".
10372 2008-04-11 James E. Wilson <wilson@tuliptree.org>
10374 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
10376 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
10378 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
10379 of size of positions_needed * CHAR_BIT.
10381 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
10383 PR middle-end/35897
10384 * dse.c (store_info): Change positions_needed to unsigned
10386 (lowpart_bitmask): New.
10387 (record_store): Cast to unsigned HOST_WIDE_INT for
10388 positions_needed. Assert width <= size of positions_needed *
10389 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
10390 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
10391 lowpart_bitmask to set mask.
10393 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10395 * config/bfin/constraints.md: New file.
10396 * config/bfin/bfin.md: Include it.
10397 (adddi3): Use satisfies_constraint functions instead of the old macros.
10398 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
10399 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
10400 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
10401 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
10402 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
10403 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
10404 EXTRA_CONSTRAINT): Delete.
10405 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
10406 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
10408 * config/bfin/bfin.c: Include "tm-constrs.h".
10409 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
10410 Use satisfies_constraint functions instead of the old macros.
10411 * doc/md.texi (Blackfin Constraints): Update file name reference.
10413 2008-04-11 Richard Guenther <rguenther@suse.de>
10415 PR tree-optimization/35869
10416 * tree-vrp.c (execute_vrp): Move switch statement update after
10417 jump threading. Schedule another cfg cleanup run.
10419 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
10422 * attribs.c (decl_attributes): Return early on errorneous node.
10424 2008-04-10 Oleg Ryjkov <olegr@google.com>
10426 * tree.h (struct tree_base): Added a new flag default_def_flag.
10427 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
10429 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
10431 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
10433 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10436 * pa.md: Define mode iterator P. Define mode attribute dwc.
10437 (dcacheflush): Update pattern to use iterator P and attribute dwc.
10438 (icacheflush): Likewise.
10439 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
10440 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
10442 2008-04-11 Ben Elliston <bje@au.ibm.com>
10444 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
10446 2008-04-10 Rafael Espindola <espindola@google.com>
10448 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
10449 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
10450 (extract_range_from_expr): The same.
10452 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
10454 * config/mips/mips.md (GPR2): New mode iterator.
10455 (seq): Add comment.
10456 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
10457 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
10458 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
10459 Rewrite these to take two modes, the mode of comparison and the
10460 mode of the destination.
10461 * config/mips/mips.c (mips_expand_scc): Instead of having
10462 paradoxical subreg as destination, expand "narrowing" scc if mode
10463 of comparison is SI and target is requested in DI mode.
10464 (mips_emit_int_order_test): Update comment. Make mode of
10465 comparison match CMP0 rather than TARGET. When creating inverse
10466 target use mode of TARGET.
10468 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
10470 * gcov-dump.c (tag_summary): Only print summaries for the first
10471 GCOV_COUNTERS_SUMMABLE counters.
10473 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
10475 * config/i386/i386.md (absneg): New code iterator.
10476 (absnegprefix): New code attribute.
10477 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
10478 patterns using absneg code iterator.
10479 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
10480 using absneg code iterator.
10481 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
10482 *neg<mode>2 patterns using absneg code iterator.
10483 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
10484 *negextendsfdf2 patterns using absneg code iterator.
10485 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
10486 *negextendsfxf2 patterns using absneg code iterator.
10487 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
10488 *negextendsfdf2 patterns using absneg code iterator.
10489 * config/i386/sse.md (<code><mode>2): Macroize expander from
10490 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
10492 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
10494 * config/s390/s390.h: Remove the remains of the recent search
10495 & replace action of current_function_outgoing_args_size.
10497 2008-04-10 Ira Rosen <irar@il.ibm.com>
10499 PR tree-optimization/35821
10500 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
10501 NEW_STMT_LIST is not NULL.
10503 2008-04-09 David Edelsohn <edelsohn@gnu.org>
10506 * toplev.c (process_options): Remove -ffunction-sections debugging
10509 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
10511 PR middle-end/PR28690
10512 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
10513 than gen_rtx_fmt_ee to perform more canonicalizations.
10515 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10518 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
10520 2008-04-09 Richard Guenther <rguenther@suse.de>
10522 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
10523 (dump_function_to_file): Dump function arguments with types.
10525 2008-04-08 Richard Guenther <rguenther@suse.de>
10527 * fold-const.c (fold_widened_comparison): Do not allow
10528 sign-changes that change the result.
10530 2008-04-08 Janis Johnson <janis187@us.ibm.com>
10533 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
10534 kinds of indirect references.
10536 2008-04-08 David Edelsohn <edelsohn@gnu.org>
10538 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
10539 GNU Fortran language string.
10541 2008-04-08 Rafael Espindola <espindola@google.com>
10543 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
10544 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
10545 * tree.h (tree_call_nonnegative_warnv_p): New.
10547 2008-04-08 Jan Hubicka <jh@suse.cz>
10549 * function.c (free_after_compilation): Clear out regno_reg_rtx
10552 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
10555 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10557 PR middle-end/PR28690
10558 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
10559 same precedence as REG_POINTER and MEM_POINTER operands.
10561 2008-04-08 Richard Guenther <rguenther@suse.de>
10563 PR middle-end/35834
10564 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
10565 for adding index to base.
10567 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
10569 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
10570 (MINGW_ENABLE_EXECUTE_STACK): New.
10571 (IN_LIBGCC2): For libgcc include windows.h file for
10572 function declarations.
10574 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
10576 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
10577 and tem2 if tem1 is not a REG or MULT.
10579 2008-04-08 Jan Hubicka <jh@suse.cz>
10581 * function.h (incomming_args): Break out of struct function.
10582 (function_subsections): Break out of struct function.
10583 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
10584 return_rtx and hard_reg_initial_vals from struct function.
10585 Kill inl_max_label_num.
10586 (current_function_pops_args, current_function_args_info,
10587 current_function_args_size, current_function_args_size,
10588 current_function_pretend_args_size,
10589 current_function_outgoing_args_size,
10590 current_function_internal_arg_pointer, current_function_return_rtx):
10591 Kill compatibility accestor macros.
10592 * builtins.c (expand_builtin_apply_args_1): Update.
10593 (expand_builtin_next_arg): Update.
10594 * df-scan.c (df_get_call_refs): Update.
10595 * dbxout.c (dbxout_function_end): Update.
10596 * dwarf2out.c (dwarf2out_switch_text_section): Update.
10597 (output_line_info): Update.
10598 (secname_for_decl): Update.
10599 (dwarf2out_var_location): Update.
10600 * function.c (free_after_compilation): Update.
10601 (assign_parm_find_stack_rtl): Update.
10602 (assign_parms): Update.
10603 (expand_dummy_function_end): Update.
10604 (expand_function_end): Update.
10605 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
10606 (expand_call): Update.
10607 (emit_library_call_value_1): Update.
10608 (store_one_arg): Update.
10609 * varasm.c (initialize_cold_section_name): Update.
10610 (unlikely_text_section): Update.
10611 (unlikely_text_section_p): Update.
10612 (assemble_start_function): Update.
10613 (assemble_end_function): Update.
10614 (default_section_type_flags): Update.
10615 (switch_to_section): Update.
10616 * integrate.c (set_decl_abstract_flags): Update.
10617 (get_hard_reg_initial_val): Update.
10618 (has_hard_reg_initial_val): Update.
10619 (allocate_initial_values): Update.
10620 * resource.c (init_resource_info): Update.
10621 * config/alpha/alpha.c (NUM_ARGS): Update.
10622 (direct_return): Update.
10623 (alpha_va_start): Update.
10624 (alpha_sa_size): Update.
10625 (alpha_initial_elimination_offset): Update.
10626 (alpha_expand_prologue): Update.
10627 (alpha_start_function): Update.
10628 (alpha_expand_epilogue): Update.
10629 (unicosmk_initial_elimination_offset):
10630 * config/alpha/alpha.md (call expander): Update.
10631 * config/s390/s390.c (s390_register_info): Update.
10632 (s390_register_info): Update.
10633 (s390_frame_info): Update.
10634 (s390_initial_elimination_offset): Update.
10635 (s390_build_builtin_va_list): Update.
10636 (s390_va_start): Update.
10637 * config/spu/spu.c (direct_return): Update.
10638 (spu_expand_prologue): Update.
10639 (spu_initial_elimination_offset): Update.
10640 (spu_build_builtin_va_list): Update.
10641 (spu_va_start): Update.
10642 * config/sparc/sparc.c (sparc_init_modes): Update.
10643 (sparc_compute_frame_size): Update.
10644 (function_value): Update.
10645 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
10646 * config/i386/i386.md (return expander): Update.
10647 * config/i386/i386.c (ix86_va_start): Update.
10648 (ix86_can_use_return_insn_p): Update.
10649 (ix86_compute_frame_layout): Update.
10650 (ix86_expand_epilogue): Update.
10651 * config/sh/sh.c (output_stack_adjust): Update.
10652 (calc_live_regs): Update.
10653 (sh_expand_prologue): Update.
10654 (sh_builtin_saveregs): Update.
10655 (sh_va_start): Update.
10656 (initial_elimination_offset): Update.
10657 (sh_allocate_initial_value): Update.
10658 (sh_function_ok_for_sibcall): Update.
10659 (sh_get_pr_initial_val): Update.
10660 * config/sh/sh.md (return expander): Update.
10661 * config/avr/avr.c (frame_pointer_required_p): UPdate.
10662 * config/crx/crx.c (crx_compute_frame): UPdate.
10663 (crx_initial_elimination_offset): UPdate.
10664 * config/xtensa/xtensa.c (compute_frame_size): Update
10665 (xtensa_builtin_saveregs): Update.
10666 (xtensa_va_start): Update.
10667 (order_regs_for_local_alloc): Update.
10668 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
10669 (xstormy16_expand_builtin_va_start): Update.
10670 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
10671 * config/m68hc11/m68hc11.md (return expanders): Update.
10672 * config/m68hc11/m68hc11.c (expand_prologue): Update.
10673 (expand_epilogue): Update.
10674 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
10675 (cris_simple_epilogue): Update.
10676 (cris_expand_prologue): Update.
10677 (cris_expand_epilogue): Update.
10678 * config/iq2000/iq2000.c (iq2000_va_start): Update.
10679 (compute_frame_size): Update.
10680 * config/mt/mt.c (mt_compute_frame_size): Update.
10681 * config/mn10300/mn10300.c (expand_prologue): Update.
10682 (expand_epilogue): Update.
10683 (initial_offset): Update.
10684 (mn10300_builtin_saveregs):
10685 * config/mn10300/mn10300.md (return expander): Update.
10686 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
10687 (ia64_initial_elimination_offset): Update.
10688 (ia64_initial_elimination_offset): Update.
10689 (ia64_expand_prologue): Update.
10690 * config/m68k/m68k.md (return expander): Update.
10691 * config/rs6000/rs6000.c (rs6000_va_start): Update.
10692 (rs6000_stack_info): Update.
10693 * config/mcore/mcore.c (layout_mcore_frame): Update.
10694 (mcore_expand_prolog): Update.
10695 * config/arc/arc.c (arc_compute_frame_size): Update.
10696 * config/score/score3.c (score3_compute_frame_size): Update.
10697 * config/score/score7.c (score7_compute_frame_size): Update.
10698 * config/arm/arm.c (use_return_insn): Update.
10699 (thumb_find_work_register): Update.
10700 (arm_compute_save_reg_mask): Update.
10701 (arm_output_function_prologue): Update.
10702 (arm_output_epilogue): Update.
10703 (arm_size_return_regs): Update.
10704 (arm_get_frame_offsets): Update.
10705 (arm_expand_prologue): Update.
10706 (thumb_exit): Update.
10707 (thumb_unexpanded_epilogue): Update.
10708 (thumb1_output_function_prologue): Update.
10709 * config/pa/pa.md (return expander): Update.
10710 * config/pa/pa.c (compute_frame_size): Update.
10711 (hppa_builtin_saveregs): Update.
10712 * config/mips/mips.c (mips_va_start): Update.
10713 (mips16_build_function_stub): Update.
10714 (mips_compute_frame_info): Update.
10715 (mips_restore_gp): Update.
10716 (mips_output_function_prologue): Update.
10717 (mips_expand_prologue): Update.
10718 * config/v850/v850.c (compute_frame_size): Update.
10719 (expand_prologue): * config/mmix/mmix.c (along): update.
10720 (mmix_initial_elimination_offset): update.
10721 (mmix_reorg): update.
10722 (mmix_use_simple_return): update.
10723 (mmix_expand_prologue): update.
10724 (mmix_expand_epilogue): Update.
10725 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
10726 (emit_link_insn): Update.
10728 2008-04-08 Anatoly Sokolov <aesok@post.ru>
10730 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
10731 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
10733 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
10736 2008-04-07 Jan Hubicka <jh@suse.cz>
10738 * function.h (rtl): Rename to x_rtl.
10739 (crtl): New define.
10740 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
10741 frame_offset, stack_check_probe_note, arg_pointer_save_area,
10742 used_temp_slots avail_temp_slots, temp_slot_level,
10743 nonlocal_goto_handler_labels): Update accesstors.
10744 (rtl): New global variable.
10745 (struct function): Move some fileds to rtl_data.
10746 (get_arg_pointer_save_area): Update prototype.
10747 * builtins.c (expand_builtin_setjmp_receiver): Update call of
10748 get_arg_pointer_save_area.
10749 * expr.c (init_expr): Update
10750 * function.c (get_frame_size): Update
10751 (assign_stack_local): Update
10752 (expand_function_end): Update.
10753 (get_art_pointer_save_area): Update
10755 * emit-rtl.c (rtl): Declare.
10756 (regno_reg_rtx): Declare.
10757 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
10759 (gen_reg_rtx): Update.
10760 * varasm.c (n_deferred_constatns): Update accestor.
10761 (init_varasm_status): Do not allocate varasm_status.
10762 (force_const_mem, get_pool_size, output_constant_pool): Update.
10763 * stmt.c (force_label_rtx): Do not use x_ prefixes.
10764 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
10765 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
10766 * sparc/sparc.h (INIT_EXPANDERS): Update.
10767 * ia64/ia64.h (INIT_EXPANDERS): Update.
10769 2008-04-07 James E. Wilson <wilson@tuliptree.org>
10771 * reload.c (push_secondary_reload): Add missing break to for loop.
10773 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10775 PR middle-end/PR28690
10776 * rtlanal.c: Update copyright years.
10777 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
10778 as REG_POINTER and MEM_POINTER operands.
10779 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
10780 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
10781 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
10782 * gcse.c: Update copyright years.
10783 (pre_delete): Call gen_reg_rtx_and_attrs.
10784 (hoist_code): Likewise.
10785 (build_store_vectors): Likewise.
10786 (delete_store): Likewise.
10787 * loop-invariant.c (move_invariant_reg): Likewise.
10788 Update copyright years.
10790 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
10792 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
10793 control string instead of quoted.
10795 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10797 * doc/rtl.texi: Rewrite of subreg section.
10799 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
10802 * config/i386/i386.c (legitimize_pic_address): Add treating
10803 of dllimport SYM_REF's.
10804 (legitimize_dllimport_symbol): Add prototype.
10806 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10808 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
10809 reference in constructor with non self-referential type.
10811 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10813 Removal of Return with Depressed Stack Pointer support
10814 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
10815 (ECF_SP_DEPRESSED): Likewise.
10816 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
10817 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
10818 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10819 (expand_call): Do not test ECF_SP_DEPRESSED.
10820 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10821 * function.c (keep_stack_depressed): Delete.
10822 (handle_epilogue_set): Likewise.
10823 (update_epilogue_consts): Likewise.
10824 (emit_equiv_load): Likewise.
10825 (thread_prologue_and_epilogue_insns): Remove support for Return with
10826 Depressed Stack Pointer.
10827 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10829 2008-04-06 Richard Guenther <rguenther@suse.de>
10831 PR tree-optimization/35400
10832 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
10833 information from SSA_NAMEs.
10835 2008-04-06 Anatoly Sokolov <aesok@post.ru>
10837 * config/avr/avr.h (avr_mega_p): Remove declaration.
10838 (AVR_MEGA): Remove macro.
10839 * config/avr/avr.c (avr_mega_p): Remove variable.
10840 (avr_override_options): Remove inicializion of avr_mega_p.
10841 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10842 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10843 (avr_jump_mode): (Ditto.).
10844 (avr_output_progmem_section_asm_op): (Ditto.).
10845 (avr_asm_init_sections): (Ditto.).
10846 (avr_asm_init_sections): (Ditto.).
10847 (avr_rtx_costs): (Ditto.).
10848 * config/avr/avr.md: (Ditto.).
10849 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
10852 2008-04-06 Richard Guenther <rguenther@suse.de>
10854 PR tree-optimization/35842
10855 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
10856 is_gimple_invariant_address.
10858 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10860 * gcc.c (default_compilers): Sync Fortran extensions list with
10861 that in fortran/lang-specs.h.
10862 * doc/invoke.texi: Likewise.
10863 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
10864 * dwarf2out.c (gen_compile_unit_die): Likewise.
10866 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
10868 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
10870 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
10873 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
10874 attribute is used for nested functions.
10876 2008-04-05 Jan Hubicka <jh@suse.cz>
10878 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
10880 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
10882 (dump_files): Update.
10883 (enable_rtl_dump_file): Do not accept letter argument.
10884 * tree-pass.h (dump_file_info): Remove letter argument.
10885 * toplev.c (decode_d_option): Update -da handling.
10886 * toplev.h (enable_rtl_dump_file): Update prototype.
10887 * passes.c (register_one_dump_file): Do not accept IPA argument; work
10888 it out based on pass type.
10889 (register_dump_files_1): Likewise.
10890 (init_optimization_passes): Update register_one_dump_file calls.
10891 (execute_one_pass): Sanity check that IPA passes are called at IPA
10892 level and RTL passes at RTL level.
10893 (execute_pass_list): IPA pass can not be after or subpass of
10895 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
10896 disallov RTL subpasses of IPA subpasses.
10898 2008-04-05 Ben Elliston <bje@au.ibm.com>
10900 * tree-cfg.c (need_fake_edge_p): Return false for calls to
10901 builtins that return exactly once and do not throw. Cache call to
10904 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
10906 PR rtl-optimization/34916
10907 PR middle-end/35519
10908 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
10909 between instruction pairs.
10911 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
10913 * doc/invoke.texi: Document -mbitops for SH.
10914 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
10915 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
10916 * config/sh/sh.c (print_operand): Add %t operand code.
10917 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
10918 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
10919 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
10920 (extendqihi2): Likewise.
10921 (movqi_i): Likewise.
10922 (insv): Use bset, bclr and bst instructions for SH2A if possible.
10923 (extv): Use bld instruction for SH2A if possible.
10925 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
10926 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
10927 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
10928 (bset.b, bclr.b): Define peepholes.
10929 * config/sh/sh.opt (mbitops): New option.
10931 2008-04-04 Janis Johnson <janis187@us.ibm.com>
10934 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
10935 and view convert expression.
10937 2008-04-04 Jakub Jelinek <jakub@redhat.com>
10940 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10942 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
10944 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
10946 * config/i386/cpuid.h (bit_AES): New.
10947 (bit_PCLMUL): Likewise.
10949 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
10950 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
10951 SSE2 if AES or PCLMUL is enabled.
10952 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
10953 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10954 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
10955 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
10956 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
10957 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
10958 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10959 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
10960 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
10961 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
10962 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
10963 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
10964 __builtin_ia32_aeskeygenassist128 and
10965 __builtin_ia32_pclmulqdq128.
10966 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
10967 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
10968 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
10970 * config/i386/i386.h (TARGET_AES): New.
10971 (TARGET_PCLMUL): Likewise.
10972 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
10974 * config/i386/i386.md (UNSPEC_AESENC): New.
10975 (UNSPEC_AESENCLAST): Likewise.
10976 (UNSPEC_AESDEC): Likewise.
10977 (UNSPEC_AESDECLAST): Likewise.
10978 (UNSPEC_AESIMC): Likewise.
10979 (UNSPEC_AESKEYGENASSIST): Likewise.
10980 (UNSPEC_PCLMUL): Likewise.
10982 * config/i386/i386.opt (maes): New.
10983 (mpclmul): Likewise.
10985 * config/i386/sse.md (aesenc): New pattern.
10986 (aesenclast): Likewise.
10987 (aesdec): Likewise.
10988 (aesdeclast): Likewise.
10989 (aesimc): Likewise.
10990 (aeskeygenassist): Likewise.
10991 (pclmulqdq): Likewise.
10993 * config/i386/wmmintrin.h: New.
10995 * doc/extend.texi: Document AES and PCLMUL built-in function.
10997 * doc/invoke.texi: Document -maes and -mpclmul.
10999 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
11001 * function.c (free_after_parsing): Replace with
11002 cxx_push_function_context from C++ front-end.
11003 (allocate_struct_function): Don't call langhook.
11004 * langhooks.h (struct lang_hooks_for_functions): Delete.
11005 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
11007 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
11008 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
11009 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
11010 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
11011 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
11012 remove LANG_HOOKS_FUNCTION_INITIALIZER.
11013 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
11015 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
11016 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
11018 2008-04-04 Jakub Jelinek <jakub@redhat.com>
11021 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
11024 2008-04-04 Richard Guenther <rguenther@suse.de>
11026 PR middle-end/35823
11027 * fold-const.c (optimize_minmax_comparison): Use the correct
11028 type for the constant in the simplified comparison.
11030 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
11032 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
11033 Pass L2 size as "--param l2-cache-size" to the compiler.
11034 (decode_l2_cache): New function to decode L2 cache parameters using
11035 0x8000006 extended cpuid function.
11036 (detect_caches_amd): Determine parameters of L2 cache using
11037 decode_l2_caches function.
11038 (decode_caches_intel): Decode L2 cache parameters.
11039 (detect_caches_intel): Determine L2 cache parameters using
11040 decode_caches_intel and decode_l2_caches functions.
11042 2008-04-03 Bob Wilson <bob.wilson@acm.org>
11044 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
11045 secondary input reload for subword loads from the constant pool.
11047 2008-04-03 Janis Johnson <janis187@us.ibm.com>
11050 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
11051 constants of the appropriate size for runtime calculations.
11054 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
11055 decimal-float literal constant zero.
11057 2008-04-03 Jakub Jelinek <jakub@redhat.com>
11060 * c-parser.c (c_parser_omp_atomic): Call
11061 default_function_array_conversion on the RHS.
11063 PR middle-end/35818
11064 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
11065 call is_variable_sized if decl has incomplete type.
11067 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
11069 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
11071 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
11073 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
11075 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
11076 (sgt<u>): Merge sgt and sgtu into new expander.
11077 (sgt, sgtu): Remove expanders.
11078 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
11079 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
11080 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
11081 *sgtu_<mode>_mips16 into new pattern.
11082 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
11083 (sge<u>): Merge sge and sgeu into new expander.
11084 (sge, sgeu): Remove expanders.
11085 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
11087 (*sge_<mode>, second *sge_<mode>): Remove patterns.
11088 (slt<u>): Merge slt and sltu into new expander.
11089 (slt, sltu): Remove expanders.
11090 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
11091 (*slt_<mode>, *sltu_<mode>): Remove patterns.
11092 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
11093 *sltu_<mode>_mips16 into new pattern.
11094 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
11095 (sle<u>): Merge sle and sleu into new expander.
11096 (sle, sleu): Remove expanders.
11097 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
11098 (*sle_<mode>, *sleu_<mode>): Remove patterns.
11099 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
11100 *sleu_<mode>_mips16 into new pattern.
11101 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
11103 2008-04-03 Jan Hubicka <jh@suse.cz>
11105 PR tree-optimization/35795
11106 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
11107 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11108 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
11109 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
11110 * score/score3.c (score3_output_mi_thunk): Likewise.
11111 * score/score7.c (score7_output_mi_thunk): Likewise.
11112 * mips/mips.c (mips_output_mi_thunk): Likewise.
11114 2008-04-03 Richard Guenther <rguenther@suse.de>
11116 * tree-vrp.c (extract_range_from_unary_expr): Handle all
11117 conversions. Simplify code.
11119 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
11121 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
11123 2008-04-03 Tom Tromey <tromey@redhat.com>
11124 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11126 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
11127 * config/bfin/t-bfin-linux (generated_files): Add
11128 linux-sysroot-suffix.h.
11129 * doc/install.texi (Prerequisites): Require make 3.80.
11130 * doc/sourcebuild.texi (Front End Directory): Document new
11132 * Makefile.in (generated_files): New variable.
11133 (ALL_HOST_OBJS): New variable.
11134 ($(ALL_HOST_OBJS)): New target.
11136 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
11138 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
11139 (remap_block): Call id->transform_lang_insert_block instead
11141 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
11142 Set id.transform_lang_insert_block to NULL.
11143 (clone_body): Move to cp/optimize.c
11144 * tree-inline.h (struct copy_body_data): Change
11145 transform_lang_insert_block to function pointer.
11146 (copy_generic_body, copy_decl_no_change): Export.
11147 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
11148 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
11149 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
11151 * c-tree.h (insert_block): Kill.
11152 * c-decl.c (insert_block): Kill.
11154 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
11156 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
11157 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
11158 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
11160 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
11161 argument, call {push,pop}_function_context from here.
11162 * c-parser.c: Use c_{push,pop}_function_context.
11164 * function.c (push_function_context_to): Move meat ...
11165 (push_function_context): ... here. Simplify.
11166 * function.c (pop_function_context_from): Move meat ...
11167 (pop_function_context): ... here. Simplify.
11168 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
11170 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
11171 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
11172 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
11173 * tree.h (push_function_context_to, pop_function_context_from): Remove.
11175 2008-04-03 Ben Elliston <bje@au.ibm.com>
11177 * expmed.c (extract_force_align_mem_bit_field): Remove.
11179 2008-04-03 Richard Guenther <rguenther@suse.de>
11181 PR middle-end/35800
11182 * expr.h (try_casesi): Adjust prototype.
11183 * expr.c (try_casesi): Take fallback label as extra parameter.
11184 Use that for gen_casesi if default_label is NULL.
11185 * stmt.c (expand_case): Pass fallback label to try_casesi,
11186 make sure to fill gaps with a fallback label if default_label
11189 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
11192 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
11194 2008-04-03 Ben Elliston <bje@au.ibm.com>
11196 * expmed.c (extract_split_bit_field): Remove if (0) code.
11197 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
11198 (do_ds_constraint): Likewise.
11200 2008-04-02 Joseph Myers <joseph@codesourcery.com>
11202 * doc/cppopts.texi (-dU): Document.
11203 * c-common.h (flag_dump_macros): Update comment.
11204 * c-opts.c (handle_OPT_d): Handle -dU.
11205 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
11206 dump_queued_macros, cb_used_define, cb_used_undef): New.
11207 (init_pp_output): Handle -dU.
11208 (cb_line_change): Call dump_queued_macros.
11209 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
11211 2008-04-02 Anatoly Sokolov <aesok@post.ru>
11213 * config/avr/predicates.md (io_address_operand): New predicate.
11214 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
11215 * config/avr/avr.c (avr_io_address_p): Remove function.
11216 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
11217 'avr_io_address_p' function.
11218 (out_movhi_r_mr): (Ditto.).
11219 (out_movqi_mr_r): (Ditto.).
11220 (out_movhi_mr_r): (Ditto.).
11221 (avr_address_cost): (Ditto.).
11223 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
11225 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
11226 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
11227 in 32bit mode when XMM registers are available to avoid store
11229 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
11230 corresponding post-reload splitters.
11232 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
11234 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
11235 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
11236 __builtin_ia32_roundss.
11237 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
11238 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
11239 __builtin_ia32_roundss.
11240 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
11241 IX86_BUILTIN_SHUFPD here.
11243 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
11245 * config/i386/i386.md (plogic): New.
11246 (plogicprefix): Likewise.
11248 * config/i386/mmx.md (mmx_<code><mode>3): New.
11249 (mmx_and<mode>3): Removed.
11250 (mmx_ior<mode>3): Likewise.
11251 (mmx_xor<mode>3): Likewise.
11253 * config/i386/sse.md (<code><mode>3): New.
11254 (*<code><mode>3): Likewise.
11255 (*<code><mode>3): Likewise.
11256 (<code><mode>3): Likewise.
11257 (*sse_<code><mode>3): Likewise.
11258 (*sse2_<code><mode>3): Likewise.
11259 (<code>tf3): Likewise.
11260 (*<code>tf3): Likewise.
11261 (and<mode>3): Likewise.
11262 (*and<mode>3): Likewise.
11263 (ior<mode>3): Removed.
11264 (*ior<mode>3): Likewise.
11265 (xor<mode>3): Likewise.
11266 (*xor<mode>3): Likewise.
11267 (*and<mode>3): Likewise.
11268 (*ior<mode>3): Likewise.
11269 (*xor<mode>3): Likewise.
11270 (and<mode>3): Likewise.
11271 (*sse_and<mode>3): Likewise.
11272 (*sse2_and<mode>3): Likewise.
11273 (andtf3): Likewise.
11274 (*andtf3): Likewise.
11275 (ior<mode>3): Likewise.
11276 (*sse_ior<mode>3): Likewise.
11277 (*sse2_ior<mode>3): Likewise.
11278 (iortf3): Likewise.
11279 (*iortf3): Likewise.
11280 (xor<mode>3): Likewise.
11281 (*sse_xor<mode>3): Likewise.
11282 (*sse2_xor<mode>3): Likewise.
11283 (xortf3): Likewise.
11284 (*xortf3): Likewise.
11286 2008-04-02 Richard Guenther <rguenther@suse.de>
11288 PR tree-optimization/14495
11289 PR tree-optimization/34793
11290 * tree-vrp.c (struct switch_update): New structure.
11291 (to_remove_edges, to_update_switch_stmts): New VECs.
11292 (simplify_switch_using_ranges): New function. Remove not taken
11293 case labels and edges.
11294 (simplify_stmt_using_ranges): Call it.
11295 (identify_jump_threads): Mark edges we have queued for removal
11296 so we don't thread them.
11297 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
11299 * tree-cfg.c (group_case_labels): Deal with missing default label.
11300 (tree_verify_flow_info): Allow missing default label.
11301 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
11302 (emit_case_nodes): Likewise.
11303 (expand_case): Do not rely on the default label to be present.
11304 * expr.c (try_casesi): Deal with NULL default_label.
11305 (do_tablejump): Likewise.
11307 2008-04-02 Richard Guenther <rguenther@suse.de>
11309 PR tree-optimization/14495
11310 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
11311 SWITCH_EXPR here ...
11312 (vrp_visit_switch_stmt): ... but here (new function).
11313 (find_case_label_index): New helper function.
11314 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
11316 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11318 * fwprop.c: Fix ISO-C99ism.
11320 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11323 * Makefile.in (objdir): Set it here.
11324 * configure.ac: Not here. Find dynamic linker characteristics.
11325 * exec-tool.in: Use them.
11326 * aclocal.m4: Regenerate.
11327 * configure: Regenerate.
11329 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11331 * expr.c (expand_var): Delete it.
11332 * expr.h (expand_var): Delete prototype.
11333 * function.c (expand_function_start): Use expand_decl instead.
11334 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
11337 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
11339 PR rtl-optimization/35542
11340 * fwprop.c (forward_propagate_and_simplify): Replace
11341 loc_reg_mentioned_in_p with reg_mentioned_p.
11343 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11345 PR rtl-optimization/35281
11346 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
11347 (propagate_rtx_1): Handle PR_HANDLE_MEM.
11348 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
11349 (varying_mem_p): Move above propagate_rtx.
11350 (all_uses_available_at): Do not check MEMs.
11352 2008-04-02 Rafael Espindola <espindola@google.com>
11354 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
11355 (register_edge_assert_for_2): Split the cond argument.
11356 (register_edge_assert_for_1): Adjust for the change in
11357 register_edge_assert_for_2.
11358 (register_edge_assert_for): Split the cond argument.
11359 (find_switch_asserts): Adjust for the change in
11360 register_edge_assert_for.
11362 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
11364 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
11365 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
11366 offsets for 64-bit mingw.
11367 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
11368 abi for x86_64-pc-mingw.
11370 2008-04-02 Richard Guenther <rguenther@suse.de>
11372 * tree-vrp.c (extract_range_from_assert): Make sure to not
11373 produce range min/max with TREE_OVERFOW set.
11374 If merging a anti-range and a range keep the anti-range if
11375 the range covers all values of the type.
11376 (register_edge_assert_for_2): Only allow sign-changing
11377 conversions in detecting canonical range checks. Also
11378 register an assert for the unsigned name if useful.
11380 PR tree-optimization/35787
11381 * tree-vrp.c (vrp_val_max): New function.
11382 (vrp_val_min): Likewise.
11383 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
11384 (vrp_val_is_min): Likewise.
11385 (supports_overflow_infinity): Use vrp_val_{min,max}.
11386 (negative_overflow_infinity): Likewise.
11387 (positive_overflow_infinity): Likewise.
11388 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
11389 (is_positive_overflow_infinity): Likewise.
11390 (is_overflow_infinity): Likewise.
11391 (avoid_overflow_infinity): Use vrp_val_{min,max} and
11392 vrp_val_is_{min,max}.
11393 (set_and_canonicalize_value_range): Canonicalize anti-ranges
11394 to ranges if possible. Avoid empty ranges.
11396 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11398 PR middle-end/35705
11399 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
11400 the expression is a function address.
11402 2008-04-01 George Helffrich <george@gcc.gnu.org>
11404 PR fortran/35154, fortran/23057
11405 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
11406 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
11407 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
11408 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
11410 (dbxout_syms): Check for COMMON-based symbol and wrap in
11411 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
11412 in bracket for efficiency.
11414 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
11415 using DW_TAG_common_block + member offset.
11416 (add_pubname_string): New function.
11417 (dw_expand_expr): New function to find block name and offset for
11419 (common_check): New function to check whether symbol in Fortran COMMON.
11420 (gen_variable_die): If COMMON, use DW_TAG_common_block.
11422 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
11425 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
11427 2008-04-02 Ben Elliston <bje@au.ibm.com>
11429 * config/v850/v850.md (casesi): Remove if (0) code.
11430 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
11431 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
11433 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
11435 * config/i386/i386.md (rex64suffix): New mode attribute.
11436 (floathi<mode>2): Disable expander for SSE math.
11437 (*floathi<mode>2_1): New insn insn_and_split pattern.
11438 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
11439 corresponding post-reload splitters.
11440 (*floathi<mode>2_i387): New macroized insn pattern.
11441 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
11442 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
11443 insn_and_split pattern.
11444 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
11445 New macroized instruction patterns and corresponding post-reload
11447 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
11448 and corresponding post-reload splitters.
11449 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
11450 New macroized instruction patterns.
11451 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
11452 macroized instruction patterns and corresponding post-reload splitters.
11453 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
11454 corresponding post-reload splitters.
11455 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
11456 New macroized instruction patterns.
11457 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
11458 corresponding post-reload splitters.
11459 (*floatsi<mode>2_i387): New macroized instruction patterns.
11461 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
11463 * config/i386/i386.md (smaxmin): New.
11464 (umaxmin): Likewise.
11465 (maxminiprefix): Likewise.
11466 (maxminfprefix): Likewise.
11467 (<code><mode>3): Likewise.
11468 (smin<mode>3): Removed.
11469 (smax<mode>3): Likewise.
11471 * config/i386/mmx.md (mmx_<code>v2sf3): New.
11472 (mmx_<code>v4hi3): Likewise.
11473 (mmx_<code>v8qi3): Likewise.
11474 (mmx_smaxv2sf3): Removed.
11475 (mmx_sminv2sf3): Likewise.
11476 (mmx_umaxv8qi3): Likewise.
11477 (mmx_smaxv4hi3): Likewise.
11478 (mmx_uminv8qi3): Likewise.
11479 (mmx_sminv4hi3): Likewise.
11481 * config/i386/sse.md (<addsub><mode>3): New.
11482 (*<addsub><mode>3): Likewise.
11483 (<sse>_vm<addsub><mode>3): Likewise.
11484 (<maxmin><mode>3): Likewise.
11485 (*<maxmin><mode>3_finite): Likewise.
11486 (*<maxmin><mode>3): Likewise.
11487 (<sse>_vm<maxmin><mode>3): Likewise.
11488 (sse3_h<addsub>v4sf3): Likewise.
11489 (sse3_h<addsub>v2df3): Likewise.
11490 (<maxmin>v16qi3): Likewise.
11491 (*<maxmin>v16qi3): Likewise.
11492 (<maxmin>v8hi3): Likewise.
11493 (*<maxmin>v8hi3): Likewise.
11494 (*sse4_1_<maxmin><mode>3): Likewise.
11495 (*sse4_1_<maxmin><mode>3): Likewise.
11496 (add<mode>3): Removed.
11497 (*add<mode>3): Likewise.
11498 (<sse>_vmadd<mode>3): Likewise.
11499 (sub<mode>3): Likewise.
11500 (*sub<mode>3): Likewise.
11501 (<sse>_vmsub<mode>3): Likewise.
11502 (smin<mode>3): Likewise.
11503 (*smin<mode>3_finite): Likewise.
11504 (*smin<mode>3): Likewise.
11505 (<sse>_vmsmin<mode>3): Likewise.
11506 (smax<mode>3): Likewise.
11507 (*smax<mode>3_finite): Likewise.
11508 (*smax<mode>3): Likewise.
11509 (<sse>_vmsmax<mode>3): Likewise.
11510 (sse3_haddv4sf3): Likewise.
11511 (sse3_haddv2df3): Likewise.
11512 (sse3_hsubv4sf3): Likewise.
11513 (sse3_hsubv2df3): Likewise.
11514 (umaxv16qi3): Likewise.
11515 (*umaxv16qi3): Likewise.
11516 (smaxv8hi3): Likewise.
11517 (*smaxv8hi3): Likewise.
11518 (*sse4_1_smax<mode>3): Likewise.
11519 (*sse4_1_umax<mode>3): Likewise.
11520 (uminv16qi3): Likewise.
11521 (*uminv16qi3): Likewise.
11522 (sminv8hi3): Likewise.
11523 (*sminv8hi3): Likewise.
11524 (*sse4_1_smin<mode>3): Likewise.
11525 (*sse4_1_umin<mode>3): Likewise.
11527 2008-04-01 Rafael Espindola <espindola@google.com>
11529 * tree-cfg.c (verify_expr): remove in_phi.
11530 (verify_stmt): Don't call walk_tree with verify_expr. Use
11531 is_gimple_min_invariant instead of is_gimple_val.
11533 2008-04-01 Joseph Myers <joseph@codesourcery.com>
11535 * doc/include/gpl_v3.texi: Update for manpage generation.
11536 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
11538 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
11539 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
11540 gpl_v3.texi instead of gpl.texi.
11543 2008-04-01 Jakub Jelinek <jakub@redhat.com>
11546 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
11548 2008-04-01 Rafael Espindola <espindola@google.com>
11550 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
11551 (extract_code_and_val_from_cond): Use
11552 extract_code_and_val_from_cond_with_ops.
11554 2008-04-01 Jan Hubicka <jh@suse.cz>
11556 * function.c (free_after_compilation): Free epilogue_delay_list.
11557 (prepare_function_start): Assert that previous compilation was freed.
11559 2008-04-01 Jan Hubicka <jh@suse.cz>
11560 Jim Wilson <wilson@tuliptree.org>
11561 Andreas Tobler <andreast@gcc.gnu.org>
11563 PR middle-end/35781
11564 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
11565 rtl.emit instead cfun->emit.
11566 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
11567 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
11569 2008-04-01 Ben Elliston <bje@au.ibm.com>
11571 * doc/c-tree.texi (Function Basics): Fix grammatical error.
11573 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
11575 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
11577 (fprofile-use): Add var flag_profile_use
11578 * coverage.c (coverage_begin_output): Do not open a gcno file for
11579 output only if -ftest-coverage is set.
11580 Do not add getpwd() to gcda file path.
11581 (build_gcov_info): Check the new flag
11582 flag_profile_datafile_relative_path.
11583 (coverage_init): Use profile_data_prefix.
11584 Read profile counter only if flag_profile_use is set.
11585 * opts.c (common_handle_option): New option fprofile-use=,
11586 fprofile-dir=, fprofile-generate=.
11587 * toplev.c (profile_data_prefix): New variable definition.
11588 * toplev.h (profile_data_prefix): New declaration.
11589 * doc/invoke.tex (Option Summary, Optimization Options):
11592 2008-03-31 James E. Wilson <wilson@tuliptree.org>
11594 * varasm.c (output_constant_pool_1): In LABEL_REF check,
11595 use tmp consistently.
11598 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
11599 * config/ia64/ia64.c (rtx_needs_barrier): Handle
11600 UNSPEC_FR_RECIP_APPROX_RES.
11601 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
11603 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
11606 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
11608 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
11610 PR middle-end/30186
11611 * fold-const.c (fold_indirect_ref_1): Support accessing non first
11612 element of the vector via a pointer.
11614 2008-03-31 Ian Lance Taylor <iant@google.com>
11616 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
11618 2008-03-31 Jan Hubicka <jh@suse.cz>
11620 * builtins.c (expand_builtin_setjmp_receiver): Update call of
11621 get_arg_pointer_save_area.
11622 * expr.c (init_expr): Just clear out rtl.expr.
11623 * function.c (free_after_compilation): Clear out whole RTL structure.
11624 (get_func_frame_size): Merge into ...
11625 (get_frame_size): ... this one.
11626 (assign_stack_local_1): Merge into ...
11627 (assign_stack_local): ... this one.
11628 (expand_function_end): Update call of get_arg_pointer_save_area.
11629 (get_art_pointer_save_area): Remove cfun argument.
11630 * function.h (emit_status): regno_pointer_align does not need length
11631 attribute. Move x_regno_reg_rtx to ...
11632 (regno_reg_rtx): ... new global array.
11633 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
11634 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
11635 apply_args_value, forced_labels, stack_pointer_delta):
11637 (struct varasm_status): Move here from varasm.c
11638 (struct rtl_data): New. Move here some fields from struct function.
11639 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
11640 frame_offset, stack_check_probe_note, arg_pointer_save_area,
11641 used_temp_slots avail_temp_slots, temp_slot_level,
11642 nonlocal_goto_handler_labels): Update accesstors.
11643 (rtl): New global variable.
11644 (struct function): Move some fileds to rtl_data.
11645 (get_arg_pointer_save_area): Update prototype.
11646 * emit-rtl.c (rtl): Declare.
11647 (regno_reg_rtx): Declare.
11648 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
11650 (gen_reg_rtx): Update.
11651 (init_virtual_regs): Do not tate emit_status argument.
11652 (init_emit): Do not allocate emit.
11653 * varasm.c (varasm_statuc): Move to function.h.
11654 (n_deferred_constatns): Update accestor.
11655 (init_varasm_status): Do not allocate varasm_status.
11656 (force_const_mem, get_pool_size, output_constant_pool): Update.
11657 * stmt.c (force_label_rtx): Do not use x_ prefixes.
11658 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
11660 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
11662 PR rtl-optimization/35729
11663 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
11666 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
11669 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
11670 load/store if memory is unaligned.
11671 (*movti_rex64): Likewise.
11673 * config/i386/predicates.md (misaligned_operand): New.
11675 2008-03-31 Andrew Pinski <pinskia@gmail.com>
11678 * tree-ssa-phiopt.c (conditional_replacement): Return early for
11681 2008-03-31 Jan Beulich <jbeulich@novell.com>
11683 * config/ia64/constraints.md: Add 'j' constraint.
11684 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
11685 (movdi_internal): Likewise.
11687 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
11690 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
11692 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
11695 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
11696 proper error message for the third argument on blendpd and
11699 * config/i386/sse.md (blendbits): New.
11700 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
11702 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
11704 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
11706 2008-03-30 Richard Guenther <rguenther@suse.de>
11708 PR middle-end/31023
11709 * fold-const.c (fold_sign_changed_comparison): Do leave
11710 conversions to base-types alone.
11712 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11714 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
11715 the link register if one altivec register is be saved.
11717 2008-03-30 Ben Elliston <bje@au.ibm.com>
11719 * final.c (final_scan_insn): Remove if (0) code.
11721 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
11723 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
11725 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
11727 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
11728 of V4SFmode to ix86_binary_operator_ok.
11730 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
11732 * config/i386/i386.c (override_options): Initialize
11733 ix86_veclib_handler to ix86_veclibabi_svml when
11734 -mveclibabi=svml is used.
11735 (ix86_veclibabi_svml): New function for SVML ABI style
11736 vectorization support.
11737 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
11739 2008-03-28 Rafael Espindola <espindola@google.com>
11741 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
11742 (tree_binary_nonnegative_warnv_p): Make it public.
11743 (tree_single_nonnegative_warnv_p): Make it public.
11744 (tree_invalid_nonnegative_warnv_p): Make it public.
11745 (tree_unary_nonzero_warnv_p): Make it public.
11746 (tree_binary_nonzero_warnv_p): Make it public
11747 (tree_single_nonzero_warnv_p): Make it public.
11748 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
11749 (extract_range_from_binary_expr): Split the expr argument.
11750 (extract_range_from_unary_expr): Split the expr argument.
11751 (extract_range_from_comparison): Split the expr argument.
11752 (extract_range_from_expr): Use the new aux functions.
11753 (vrp_evaluate_conditional_warnv): Use
11754 vrp_evaluate_conditional_warnv_with_ops.
11755 * tree.h (tree_unary_nonzero_warnv_p): Declare.
11756 (tree_binary_nonzero_warnv_p): Declare.
11757 (tree_single_nonzero_warnv_p): Declare.
11758 (tree_expr_nonzero_warnv_p): Declare.
11759 (tree_unary_nonnegative_warnv_p): Declare.
11760 (tree_binary_nonnegative_warnv_p): Declare.
11761 (tree_single_nonnegative_warnv_p): Declare.
11762 (tree_invalid_nonnegative_warnv_p): Declare.
11764 2008-03-28 Richard Guenther <rguenther@suse.de>
11766 PR tree-optimization/30317
11767 PR tree-optimization/30911
11768 PR tree-optimization/34793
11769 * tree-vrp.c (set_and_canonicalize_value_range): New function.
11770 (struct assert_locus_d): New member EXPR.
11771 (register_new_assert_for): Add EXPR parameter to support
11772 ASSERT_EXPR <name, expr OP limit>.
11773 (register_edge_assert_for_1): Adjust callers.
11774 (find_assert_locations): Likewise.
11775 (process_assert_insertions_for): Build condition from expression.
11776 (extract_range_from_assert): Handle ASSERT_EXPRs
11777 of the form ASSERT_EXPR <name, expr OP limit>.
11778 (register_edge_assert_for_2): New helper registering
11779 asserts for comparisons. Recognize range tests of the form
11780 (unsigned)i - CST1 OP CST2.
11781 (register_edge_assert_for_1): Use it.
11782 (register_edge_assert_for): Likewise.
11783 (needs_overflow_infinity): Integer sub-types
11784 do not need overflow infinities.
11785 (vrp_val_is_max): The extreme values of integer sub-types
11786 are those of the base type.
11787 (vrp_val_is_min): Likewise.
11788 * tree.def (ASSERT_EXPR): Document extra allowed conditional
11791 2008-03-28 Nick Clifton <nickc@redhat.com>
11794 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11795 Return GENERAL_REGS for stack adjustment reloads.
11797 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11800 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
11801 const_vector when all the vectors are constant.
11803 2008-03-27 Bob Wilson <bob.wilson@acm.org>
11805 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
11807 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
11808 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
11810 (s<code>_sf): Use new scc_sf attribute for opcode names.
11812 2008-03-27 Tom Tromey <tromey@redhat.com>
11814 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
11815 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
11816 config/spu/t-spu-elf, config/i386/t-interix,
11817 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
11818 config/i386/x-darwin, config/i386/x-mingw32,
11819 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
11820 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
11821 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
11822 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
11823 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
11824 config/rs6000/x-darwin, config/rs6000/t-rs6000,
11825 config/score/t-score-elf, config/arm/t-strongarm-pe,
11826 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
11827 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
11828 Revert automatic dependency patch.
11830 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
11833 * config/i386/i386.c (ix86_function_arg_boundary): Align
11834 decimal floating point to its natural boundary.
11836 2008-03-27 Richard Guenther <rguenther@suse.de>
11838 PR middle-end/35716
11839 * fold-const.c (fold_comparison): Restrict distinct decl
11840 comparison folding to VAR_DECLs and PARM_DECLs. Do not
11841 solely rely on operand_equal_p.
11843 2008-03-27 Richard Guenther <rguenther@suse.de>
11846 * c-common.c (handle_weak_attribute): Reject combination of
11849 2008-03-27 Richard Guenther <rguenther@suse.de>
11851 PR tree-optimization/32810
11852 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
11853 conversions from DECL_INITIAL.
11854 (fold_const_aggregate_ref): Likewise from constructor elements.
11856 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
11858 * tree-affine.h (aff_combination_expand): Declare.
11859 (get_inner_reference_aff): Likewise.
11860 * tree-affine.c (aff_combination_expand): Split out from
11861 tree_to_aff_combination_expand.
11862 (get_inner_reference_aff): New function.
11863 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
11864 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
11865 (struct lim_aux_data): sm_done field removed.
11866 (mem_ref_loc_p, mem_ref_locs_p): New types.
11867 (struct mem_ref): Added id, stored, accesses_in_loop,
11868 indep_loop, dep_loop, indep_ref, dep_ref fields.
11869 Removed is_stored, locs and next fields.
11870 (memory_accesses): New variable.
11871 (movement_possibility): Do not allow moving statements
11872 that store to memory.
11873 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
11875 (determine_max_movement): For statements with memory references,
11876 find the outermost loop in that the reference is independent.
11877 (move_computations_stmt): Mark the virtual operands for renaming.
11878 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
11879 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
11880 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
11881 add_vop_ref_mapping, create_vop_ref_mapping_loop,
11882 create_vop_ref_mapping, analyze_memory_references,
11883 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
11884 get_all_locs_in_loop, ref_always_accessed_p,
11885 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
11886 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
11887 store_motion_loop, store_motion): New functions.
11888 (struct vop_to_refs_elt): New type.
11889 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
11890 memref_hash, memref_eq, hoist_memory_references): Rewritten.
11891 (schedule_sm): Replaced by...
11892 (execute_sm): ... this.
11893 (determine_lsm_ref, hoist_memory_references,
11894 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
11895 find_more_ref_vops, free_mem_ref, free_mem_refs,
11896 determine_lsm_loop, determine_lsm): Removed.
11897 (tree_ssa_lim_finalize): Free data structures used by store motion.
11898 (tree_ssa_lim): Call analyze_memory_references. Use
11899 store_motion instead of determine_lsm.
11901 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
11903 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
11904 rename tmake_file to m68hc11/t-m68hc11.
11905 (mcore): Set inhibit_libc to true.
11906 * config.host (alpha*-dec-*vms*): Set extra_programs.
11907 (interix3*): Don't use host_xmake_file.
11908 * configure.ac: Let config.gcc override inhibit_libc.
11909 * configure: Regenerate.
11911 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
11912 * config/t-openbsd-thread: Remove commented out lines.
11914 * config/x-interix: Remove.
11916 * config/m68hc11/t-m68hc11-gas: Rename to...
11917 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
11919 * config/mcore/t-mcore: Remove T_CFLAGS.
11920 * config/mcore/t-mcore-pe: Likewise.
11922 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
11924 * configure.ac: Replace custom __GNU_SOURCE test with
11925 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
11926 * aclocal.m4: Regenerate.
11927 * configure: Regenerate.
11928 * config.in: Regenerate.
11930 2008-03-27 Richard Guenther <rguenther@suse.de>
11932 * fold-const.c (target.h): Include.
11933 (fold_comparison): Fold comparison of addresses of decls
11934 that bind locally or of constants. Consolidate address folding code.
11935 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
11936 results from fold_binary_to_constant.
11937 (compare_values_warnv): Likewise.
11939 2008-03-27 Andrew Pinski <pinskia@gmail.com>
11941 PR middle-end/35429
11942 * fold-const.c (fold_truthop): Check for integeral types when folding
11943 a == 0 && b == 0 and a != 0 || b != 0 .
11945 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
11947 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
11949 2008-03-26 Andreas Schwab <schwab@suse.de>
11951 * doc/invoke.texi: Fix use of @item vs. @itemx.
11953 2008-03-26 Tom Tromey <tromey@redhat.com>
11955 * Makefile.in (build/gensupport.o, build/print-rtl.o,
11956 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
11957 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
11958 build/gencodes.o, build/genconditions.o, build/genconfig.o,
11959 build/genconstants.o, build/genemit.o, build/genextract.o,
11960 build/genflags.o, build/genmddeps.o, build/genopinit.o,
11961 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
11964 2008-03-26 Richard Guenther <rguenther@suse.de>
11967 2008-03-26 Richard Guenther <rguenther@suse.de>
11969 * fold-const.c (target.h): Include.
11970 (fold_comparison): Fold comparison of addresses of two decls
11971 that bind locally. Consolidate address folding code.
11973 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11975 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
11976 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
11977 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
11978 dconstsqrt2, dconstthird, dconste and/or dconst10.
11979 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
11980 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
11981 dconstsqrt2, dconste): Delete.
11982 (init_emit_once): Likewise. Simplify initializing dconstm1.
11984 * real.c (get_real_const): New.
11985 * real.h (dconst3, dconst10, dconstm2, dconstthird,
11986 dconstsqrt2, dconste): Delete.
11987 (real_value_const, get_real_const): New.
11989 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
11991 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
11993 * config/i386/i386.c (ix86_function_arg_boundary): Check
11994 BIGGEST_ALIGNMENT instead of 128.
11995 (setup_incoming_varargs_64): Likewise.
11997 2008-03-26 Tom Tromey <tromey@redhat.com>
11999 * Makefile.in (DEPFILES): Add missing '/'.
12001 2008-03-26 Richard Guenther <rguenther@suse.de>
12003 * fold-const.c (target.h): Include.
12004 (fold_comparison): Fold comparison of addresses of two decls
12005 that bind locally. Consolidate address folding code.
12007 2008-03-26 Nick Clifton <nickc@redhat.com>
12010 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
12011 not allow INT+INT as a legitimate addressing mode.
12013 2008-03-26 Richard Guenther <rguenther@suse.de>
12015 * tree-flow.h (widen_bitfield): Remove declaration.
12016 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
12017 (widen_bitfield): Remove function.
12018 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
12021 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12024 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
12027 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
12029 PR rtl-optimization/35232
12030 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
12031 (forget_old_reloads_1, forget_marked_reloads): Don't clear
12032 reg_reloaded_call_part_clobbered here.
12033 (reload_regs_reach_end_p): New function.
12034 (reload_reg_rtx_for_input): New variable.
12035 (reload_reg_rtx_for_output): Likewise.
12036 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
12037 when reassigning a pseudo register. Load reloadreg from
12038 reload_reg_rtx_for_input, moving the mode and register
12040 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
12041 instead of the original when deciding whether an input reload
12042 would be a no-op or whether an output reload can be deleted.
12043 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
12044 when setting up new_spill_reg_store. Load it from
12045 reload_reg_rtx_for_output, moving the mode and register
12047 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
12048 instead of the original when deciding whether an output reload
12049 would be a no-op. Do the same when modifying insn notes.
12050 Use rtx_equal_p instead of == to compare the registers.
12051 (inherit_piecemeal_p): Take a mode and two register numbers
12053 (emit_reload_insns): Clear new_spill_reg_store for every hard
12054 register in the reload register. Remove spill registers
12055 from reg_reloaded_valid before considering whether to record
12056 inheritance information for them. Use reload_reg_rtx_for_output
12057 instead of reg_rtx when recording output reloads. Use
12058 reload_reg_rtx_for_input instead of reg_rtx when recording
12059 input reloads. Set or clear reg_reloaded_call_part_clobbered
12060 at the same time as setting reg_reloaded_valid.
12061 (delete_output_reload): Add a new_reload_reg parameter and use it
12062 instead of rld[j].reg_rtx.
12063 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
12066 2008-03-25 Tom Tromey <tromey@redhat.com>
12068 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
12069 (build/genattr.o): Likewise.
12070 (build/genattrtab.o): Likewise.
12071 (build/gencodes.o): Likewise.
12072 (build/genconfig.o): Likewise.
12073 (build/genconstants.o): Likewise.
12074 (build/genemit.o): Likewise.
12075 (build/genextract.o): Likewise.
12076 (build/genflags.o): Likewise.
12078 2008-03-25 Bob Wilson <bob.wilson@acm.org>
12080 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
12081 instead of size_int for integer types.
12082 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
12083 to match type of MINUS_EXPR.
12085 2008-03-25 Tom Tromey <tromey@redhat.com>
12087 * configure: Rebuilt.
12088 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
12091 2008-03-25 Tom Tromey <tromey@redhat.com>
12093 * config/x-solaris (host-solaris.o): Update.
12094 * config/x-linux (host-linux.o): Update.
12095 * config/x-hpux (host-hpux.o): Update.
12096 * config/x-darwin (host-darwin.o): Update.
12097 * config/v850/t-v850e (v850-c.o): Update.
12098 * config/v850/t-v850 (v850-c.o): Update.
12099 * config/t-vxworks (vxworks.o): Update.
12100 * config/t-sol2 (sol2-c.o, sol2.o): Update.
12101 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
12102 * config/spu/t-spu-elf (spu-c.o): Update.
12104 * config/sh/t-symbian (sh-c.o): Update.
12105 (symbian.o): Update.
12106 * config/sh/t-sh (sh-c.o): Update.
12107 * config/score/t-score-elf (score7.o, score3.o): Update.
12108 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
12109 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
12110 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
12111 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
12112 (rs6000.o): Remove.
12113 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
12114 * config/m32c/t-m32c (m32c-pragma.o): Update.
12115 * config/ia64/t-ia64 (ia64-c.o): Update.
12116 * config/i386/x-mingw32 (host-mingw32.o): Update.
12117 * config/i386/x-i386 (driver-i386.o): Update.
12118 * config/i386/x-darwin (host-i386-darwin.o): Update.
12119 * config/i386/x-cygwin (host-cygwin.o): Update.
12120 * config/i386/t-nwld (nwld.o): Update.
12121 * config/i386/t-netware (netware.o): Update.
12122 * config/i386/t-interix (winnt.o): Update.
12123 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
12124 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
12125 msformat-c.o): Update.
12126 * config/bfin/t-bfin-linux (generated_files): Add
12127 linux-sysroot-suffix.h.
12128 * config/arm/t-wince-pe (pe.o): Update.
12129 * config/arm/t-strongarm-pe (pe.o): Update.
12130 * config/arm/t-pe (pe.o): Update.
12131 * config/arm/t-arm (arm-c.o): Update.
12132 * doc/install.texi (Prerequisites): Require make 3.80.
12133 * Makefile.in: Remove .o targets.
12134 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
12135 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
12136 (simple_generated_h, simple_generated_c): Move earlier.
12137 (generated_files): New variable.
12138 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
12139 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
12140 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
12141 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
12142 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
12143 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
12144 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
12145 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
12146 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
12147 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
12148 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
12149 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
12151 (COMPILE.base, COMPILE): New variables.
12152 (%.o): New pattern rule.
12153 (ALL_HOST_OBJS): New variable.
12154 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
12155 (dummy-checksum.o, cc1-checksum.o): Remove.
12156 (DRIVER_SHLIB): New variable.
12157 (DRIVER_DEFINES): Use it.
12158 (gencondmd.c): Move out of build/.
12159 (s-conditions): Update.
12160 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
12161 (ALL_BUILD_OBJS): Likewise.
12162 (build/%.o): Use BUILDCOMPILE.
12163 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
12164 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
12165 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
12166 build/gencheck.o, build/gencodes.o, build/genconditions.o,
12167 build/genconfig.o, build/genconstants.o, build/genemit.o,
12168 build/genextract.o, build/genflags.o, build/genmddeps.o,
12169 build/genopinit.o, build/genoutput.o, build/genpeep.o,
12170 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
12171 build/gen-protos.o, build/scan.o, build/fix-header.o,
12172 build/scan-decls.o): Simplify.
12173 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
12174 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
12175 prefix.o, toplev.o): Reduce to variable setting.
12176 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
12177 ($(out_object_file), gcc-options.o): New targets.
12178 ($(ALL_HOST_OBJS)): New target. Include dependency files.
12179 * configure: Rebuilt.
12180 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
12181 * doc/sourcebuild.texi (Front End Directory): Document new variable.
12183 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
12185 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
12186 complain when we hit an error, return ERROR_MARK_NODE.
12188 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
12190 * config/sh/constraints.md (Pso, Psz): New constraints.
12191 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
12192 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
12194 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
12196 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
12197 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
12199 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
12201 * config/sh/sh.md (prefetch): Add condition for SH2A target.
12202 (prefetch_sh2a): New.
12204 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
12205 Naveen.H.S <naveen.hs@kpitcummins.com>
12207 * config/sh/constraints.md (I28): New constraint.
12208 * config/sh/sh.c (broken_move): Add support for movi20s.
12209 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
12211 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
12212 Jayant Sonar <Jayant.sonar@kpitcummins.com>
12213 Naveen.H.S <naveen.hs@kpitcummins.com>
12215 * config/sh/sh.c (SH_ATTRIBUTES): Define.
12216 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12217 (print_operand): Handle resbank in %@ operand code.
12218 (sh_encode_section_info): New.
12219 (push_regs): Add conditions for resbank.
12220 (sh_expand_epilogue): Likewise.
12221 (sh_insert_attributes): Likewise.
12222 (sh_attribute_table): Likewise.
12223 (sh_handle_resbank_handler_attribute): New.
12224 (sh2a_handle_function_vector_handler_attribute): New.
12225 (sh2a_is_function_vector_call): New.
12226 (sh2a_get_function_vector_number): New.
12227 (sh2a_function_vector_p): New.
12228 (sh_cfun_resbank_handler_p): New.
12229 * config/sh/sh.md (calli): Emit jsr/n if possible.
12230 (calli_tbr_rel): New.
12231 (calli_pcrel): Emit jsr/n if possible.
12232 (return_i): Emit rts/n if possible.
12233 (call_valuei_tbr_rel): New.
12234 (call_valuei_pcrel): Add condition for SH2A target.
12235 (call_value): Likewise.
12236 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
12237 (sh2a_get_function_vector_number): Likewise.
12238 (sh2a_is_function_vector_call): Likewise.
12239 * doc/extend.texi: Document TBR relative addressing of SH2A.
12240 (resbank): Add description for SH2A.
12242 2008-03-24 Richard Guenther <rguenther@suse.de>
12245 * gimplify.c (gimplify_modify_expr): For frontend type-correct
12246 pointer assignments change conversions according to middle-end rules.
12247 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
12248 * configure.ac: Include type checking in yes.
12249 * configure: Regenerate.
12251 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12253 * diagnostic.c (diagnostic_count_diagnostic): Delete.
12254 (diagnostic_report_diagnostic): Update. Handle ICEs here.
12256 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
12258 * gthr-vxworks.h (UNUSED): Define.
12260 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
12262 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
12264 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
12266 * doc/extend.texi (Function Attributes): Add missing comma in the
12267 example of the "alloc_size" attribute.
12269 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
12272 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
12274 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12277 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
12280 * stor-layout.c (update_alignment_for_field): Set minimum alignment
12281 of the underlying type of a MS bitfield layout to the natural
12282 alignment of the type.
12284 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
12286 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
12287 to their natural alignment to avoid store forwarding stalls.
12289 2008-03-22 Richard Guenther <rguenther@suse.de>
12291 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
12292 For PHI nodes verify the address is invariant.
12293 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
12294 (get_symbol_constant_value): Use is_gimple_min_invariant.
12295 (maybe_fold_stmt_indirect): Likewise.
12297 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
12299 PR rtl-optimization/33927
12300 * Makefile.in (dse.o): Depend on $(TM_P_H).
12301 * expr.h (extract_low_bits): Declare.
12302 * expmed.c (extract_low_bits): New function.
12303 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
12304 * dse.c: Include tm_p.h.
12305 (find_shift_sequence): Remove the read_reg argument and return the
12306 read value. Emit the instructions instead of returning them.
12307 Iterate on new_mode rather than calculating it each time.
12308 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
12309 source to NEW_MODE and extract_low_bits to convert the shifted
12310 value to READ_MODE.
12311 (replace_read): Allow the load and store to have different mode
12312 classes. Use extract_low_bits when SHIFT == 0. Create the shift
12313 or extraction instructions before trying the replacement. Update
12314 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
12316 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
12318 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
12319 to their natural alignment to avoid store forwarding stalls.
12321 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12324 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
12325 encouraging but not allowing gprs for input;
12326 change the input constraint to !f#r.
12327 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
12329 change the output constraint to !f#r.
12331 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
12334 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
12335 corresponding post-reload splitters.
12336 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
12337 when x87 FP math is selected.
12338 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
12339 New function prototype.
12340 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
12341 unreachable function to ease macroization of insn patterns.
12343 2008-03-21 Martin Jambor <mjambor@suse.cz>
12345 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
12346 reference dumps if ddr is NULL or dependence is unknown.
12348 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
12350 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
12351 unsigned extension into account.
12352 (ATOMIC_COMPARE_AND_SWAP): Likewise.
12353 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
12354 Do computations on a scratch register.
12356 2008-03-21 Richard Guenther <rguenther@suse.de>
12358 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
12359 Use is_gimple_min_invariant instead of TREE_INVARIANT.
12360 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
12361 * tree-ssa-dom.c (record_equality): Likewise.
12362 * tree-inline.c (copy_body_r): Likewise.
12363 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
12366 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
12368 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
12369 as 'delete_unused' argument.
12371 2008-03-20 Richard Guenther <rguenther@suse.de>
12373 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
12374 special casing of constant qualifiers.
12375 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
12376 care about them in general.
12377 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
12378 regardless of their type.
12379 (fold_stmt_r): Forcefully fold *& if we end up with that.
12381 2008-03-20 Paul Brook <paul@codesourcery.com>
12383 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
12384 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
12386 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
12388 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
12389 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
12391 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
12393 * common.opt (Wmudflap): New option.
12394 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
12395 (mx_register_decls): Likewise.
12396 (mudflap_finish_file): Likewise.
12397 * doc/invoke.texi: Document -Wno-mudflap.
12399 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
12401 * c-format.c (replace_format_name_to_system_name): New.
12402 (cmp_attribs): New.
12403 (convert_format_name_to_system_name): New.
12404 (decode_format_attr): Add use of convert_format_name_to_system_name.
12405 (format_types_orig): Add gnu_ prefix to names.
12406 (check_format_info_main): Special treating of \0 escaped names for
12407 supporting multi-character format specifiers as I32, I64.
12408 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
12409 (gnu_target_overrides_format_attributes): New.
12410 * c-format.h: Add structure target_ovr_attr to hold
12411 system specific formatter names.
12412 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
12413 msformat-c.o file to c_target_objs and cxx_target_objs.
12414 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
12415 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
12416 (TARGET_N_FORMAT_TYPES): New.
12417 * config/i386/msformat-c.c: New.
12418 * config/i386/t-cygming: Add build rule for msformat-c.o.
12419 * doc/extend.texi: Add new format names gnu_* and ms_* and
12421 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
12423 2008-03-20 Ira Rosen <irar@il.ibm.com>
12425 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
12426 optimizations turned on under -O3.
12427 (ftree-vectorize): Add that the flag is turned on with -O3.
12429 2008-03-20 Ben Elliston <bje@au.ibm.com>
12431 * regmove.c (try_auto_increment): Fix spelling error in comment.
12432 * final.c (final_scan_insn): Likewise.
12434 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
12437 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
12438 allocator preferences for "y" and "r" class registers.
12439 ("*mov<mode>_internal"): Ditto.
12440 ("*movv2sf_internal_rex64"): Ditto.
12441 ("*movv2sf_internal"): Ditto.
12443 2008-03-19 Michael Matz <matz@suse.de>
12445 PR middle-end/35616
12446 * calls.c (expand_call): Check overlap of arguments with call
12447 address for sibcalls.
12449 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
12452 * stor-layout.c (update_alignment_for_field): Set minimum alignment
12453 of the underlying type of a MS bitfield layout to the natural
12454 alignment of the type.
12456 2008-03-19 Jan Hubicka <jh@suse.cz>
12459 * toplev.c (decode_d_option): Handle all CPP flags.
12460 * tree-vrp.c: Update tree_pass descriptors.
12461 * regrename.c: Update tree_pass descriptors.
12462 * fwprop.c: Update tree_pass descriptors.
12463 * doc/invoke.texi: Remove documentation of dropped -d? flags.
12464 * tree-into-ssa.c: Update tree_pass descriptors.
12465 * tree-dump.c: Update tree_pass descriptors.
12466 * tree-complex.c: Update tree_pass descriptors.
12467 * tree-dump.h: Update tree_pass descriptors.
12468 * see.c: Update tree_pass descriptors.
12469 * cgraphbuild.c: Update tree_pass descriptors.
12470 * tracer.c: Update tree_pass descriptors.
12471 * tree-loop-distribution.c: Update tree_pass descriptors.
12472 * cgraph.c: Update tree_pass descriptors.
12473 * postreload-gcse.c: Update tree_pass descriptors.
12474 * postreload.c: Update tree_pass descriptors.
12475 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
12476 * tree-tailcall.c: Update tree_pass descriptors.
12477 * tree-pass.h (tree_opt_pass): Rename to ...
12478 (opt_pass) ... this one; add "type" field and remove letter field.
12479 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
12480 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
12481 all_lowering_passes): Update declaration.
12482 * ipa-cp.c: Update tree_pass descriptors.
12483 * final.c: Update tree_pass descriptors.
12484 * omp-low.c: Update tree_pass descriptors.
12485 * tree-ssa-dse.c: Update tree_pass descriptors.
12486 * ipa-reference.c: Update tree_pass descriptors.
12487 * tree-ssa-uncprop.c: Update tree_pass descriptors.
12488 * auto-inc-dec.c: Update tree_pass descriptors.
12489 * reorg.c: Update tree_pass descriptors.
12490 * cgraphunit.c: Update tree_pass descriptors.
12491 * tree-ssa-copyrename.c: Update tree_pass descriptors.
12492 * tree-ssa-ccp.c: Update tree_pass descriptors.
12493 * df-core.c: Update tree_pass descriptors.
12494 * mode-switching.c: Update tree_pass descriptors.
12495 * tree-nomudflap.c: Update tree_pass descriptors.
12496 * modulo-sched.c: Update tree_pass descriptors.
12497 * ipa-pure-const.c: Update tree_pass descriptors.
12498 * cse.c: Update tree_pass descriptors.
12499 * web.c: Update tree_pass descriptors.
12500 * tree-stdarg.c: Update tree_pass descriptors.
12501 * tree-ssa-math-opts.c: Update tree_pass descriptors.
12502 * tree-ssa-dom.c: Update tree_pass descriptors.
12503 * tree-nrv.c: Update tree_pass descriptors.
12504 * tree-ssa-alias.c: Update tree_pass descriptors.
12505 * loop-init.c: Update tree_pass descriptors.
12506 * gimple-low.c: Update tree_pass descriptors.
12507 * ipa-inline.c: Update tree_pass descriptors.
12508 * tree-ssa-sink.c: Update tree_pass descriptors.
12509 * global.c: Update tree_pass descriptors.
12510 * ifcvt.c: Update tree_pass descriptors.
12511 * jump.c: Update tree_pass descriptors.
12512 * predict.c: Update tree_pass descriptors.
12513 * tree-ssa-loop.c: Update tree_pass descriptors.
12514 * recog.c: Update tree_pass descriptors.
12515 * dse.c: Update tree_pass descriptors.
12516 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
12517 * tree-eh.c: Update tree_pass descriptors.
12518 * regmove.c: Update tree_pass descriptors.
12520 * function.c: Update tree_pass descriptors.
12521 * tree-vectorizer.c: Update tree_pass descriptors.
12522 * gcse.c: Update tree_pass descriptors.
12523 * ipa-type-escape.c: Update tree_pass descriptors.
12524 * tree-if-conv.c: Update tree_pass descriptors.
12525 * init-regs.c: Update tree_pass descriptors.
12526 * ipa.c: Update tree_pass descriptors.
12527 * tree-ssa-phiopt.c: Update tree_pass descriptors.
12528 * rtl-factoring.c: Update tree_pass descriptors.
12529 * lower-subreg.c: Update tree_pass descriptors.
12530 * bt-load.c: Update tree_pass descriptors.
12531 * tree-dfa.c: Update tree_pass descriptors.
12532 * except.c: Update tree_pass descriptors.
12533 * emit-rtl.c: Update tree_pass descriptors.
12534 * cfgexpand.c: Update tree_pass descriptors.
12535 * tree-cfgcleanup.c: Update tree_pass descriptors.
12536 * cfgcleanup.c: Update tree_pass descriptors.
12537 * tree-ssa-pre.c: Update tree_pass descriptors.
12538 * tree-sra.c: Update tree_pass descriptors.
12539 * tree-mudflap.c: Update tree_pass descriptors.
12540 * tree-ssa-copy.c: Update tree_pass descriptors.
12541 * cfglayout.c: Update tree_pass descriptors.
12542 * tree-ssa-forwprop.c: Update tree_pass descriptors.
12543 * tree-ssa-dce.c: Update tree_pass descriptors.
12544 * tree-ssa.c: Update tree_pass descriptors.
12545 * regclass.c: Update tree_pass descriptors.
12546 * integrate.c: Update tree_pass descriptors.
12547 * tree-optimize.c: Update tree_pass descriptors.
12548 * tree-ssa-phiprop.c: Update tree_pass descriptors.
12549 * tree-object-size.c: Update tree_pass descriptors.
12550 * combine.c: Update tree_pass descriptors.
12551 * tree-outof-ssa.c: Update tree_pass descriptors.
12552 * bb-reorder.c: Update tree_pass descriptors.
12553 * stack-ptr-mod.c: Update tree_pass descriptors.
12554 * var-tracking.c: Update tree_pass descriptors.
12555 * tree-profile.c: Update tree_pass descriptors.
12556 * tree-vect-generic.c: Update tree_pass descriptors.
12557 * reg-stack.c: Update tree_pass descriptors.
12558 * sched-rgn.c: Update tree_pass descriptors.
12559 * tree-ssa-structalias.c: Update tree_pass descriptors.
12560 * tree-cfg.c: Update tree_pass descriptors.
12561 * passes.c (current_pass): Update declaration.
12562 (finish_optimization_passes): Update.
12563 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
12564 (register_one_dump_file, register_dump_files_1, next_pass_1):
12566 (init_optimization_passes): Update handling of new types.
12567 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
12568 * ipa-struct-reorg.c: Update tree_pass descriptors.
12569 * tree-ssa-reassoc.c: Update tree_pass descriptors.
12570 * combine-stack-adj.c: Update tree_pass descriptors.
12571 * cfgrtl.c: Update tree_pass descriptors.
12572 * dce.c: Update tree_pass descriptors.
12573 * tree-ssanames.c: Update tree_pass descriptors.
12575 2008-03-19 Richard Guenther <rguenther@suse.de>
12577 PR middle-end/35609
12578 * tree-ssa.c (walk_data): New structure.
12579 (warn_uninitialized_var): If not always_executed warn with "maybe"
12581 (execute_early_warn_uninitialized): Compute post-dominators.
12582 Initialize always_executed before processing each basic block.
12584 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
12587 * config/i386/i386.c (x86_this_parameter): Calculate correct location
12588 of "this" pointer when "regparm = N" or "fastcall" is in effect.
12590 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12592 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
12594 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
12596 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
12598 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
12599 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
12600 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
12601 target after ignore has been set, and move there also the commputation
12602 of subtarget and original_target.
12603 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
12604 (LANG_HOOKS_INITIALIZER): Remove it.
12605 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
12607 2008-03-18 Richard Guenther <rguenther@suse.de>
12609 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
12610 found an expression with constants, note that in the VN for the lhs.
12611 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
12612 fold them to constants if possible. Run cleanup_cfg if done so.
12613 (execute_pre): Return todo.
12614 (do_pre): Likewise.
12615 (execute_fre): Likewise.
12616 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
12618 (get_prop_source_stmt): Look through pointer conversions.
12620 2008-03-18 Jan Hubicka <jh@suse.cz>
12622 * tree-pretty-print.c: Include predict.h.
12623 (dump_generic_node): Dump predictor.
12624 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
12625 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
12626 * gimple-low.c (lower_stmt): Likewise.
12627 * expr.c (expand_expr_real): Likewise.
12628 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
12630 (build_predict_expr, build_predict_expr): New.
12631 * predict.h (predictor_name, build_predict_expr): Update.
12632 * c-typeck.c (c_finish_bc_stmt): Add prediction.
12633 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
12634 * predict.def (PRED_CONTINUE): Update hitrate.
12635 * tree.def (PREDICT_EXPR): Define.
12636 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
12637 do not handle BIND_EXPR.
12638 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
12639 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
12640 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
12643 2008-03-18 Michael Matz <matz@suse.de>
12645 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
12647 2008-03-18 Richard Guenther <rguenther@suse.de>
12649 * tree-gimple.h (is_gimple_invariant_address): Declare.
12650 (is_gimple_constant): Likewise.
12651 * tree-gimple.c (is_gimple_constant): New function.
12652 (is_gimple_invariant_address): Likewise.
12653 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
12654 and is_gimple_invariant_address.
12655 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
12657 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
12658 an addressable base.
12660 2008-03-18 Jakub Jelinek <jakub@redhat.com>
12662 PR middle-end/35611
12663 * gimplify.c (gimplify_expr): Gimplify second operand of
12666 2008-03-17 Richard Guenther <rguenther@suse.de>
12668 PR tree-optimization/19637
12669 * fold-const.c (fold_unary): Remove restrictions of removing
12670 intermediate pointer-conversions (P2)(P1)P0.
12671 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
12672 conversion to void pointer.
12673 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
12675 2008-03-16 James E. Wilson <wilson@tuliptree.org>
12678 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
12679 emulated thread local variables.
12681 2008-03-16 Richard Guenther <rguenther@suse.de>
12683 PR middle-end/35607
12684 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
12685 expand TREE_INVARIANT operations that are not gimple invariant.
12687 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
12689 * doc/extend.texi (Alignment): Say that the ABI controls
12690 the __alignof__ for non-strict-alignment targets rather
12691 than being a recommendation.
12693 2008-03-15 Paul Brook <paul@codesourcery.com>
12695 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
12697 (arm_output_fn_unwind): Mark functions that can not be unwound.
12699 2008-03-15 Paul Brook <paul@codesourcery.com>
12701 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
12702 extension instructions.
12704 2008-03-15 Richard Guenther <rguenther@suse.de>
12706 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
12707 and fold constant aggregate refs.
12708 (fold_const_aggregate_ref): Handle string constants
12709 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
12710 (evaluate_stmt): Simplify now that ccp_fold folds constant
12713 2008-03-15 Paul Brook <paul@codesourcery.com>
12715 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
12716 (extzv): Use gen_extzv_t2.
12717 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
12719 2008-03-15 Richard Guenther <rguenther@suse.de>
12721 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
12722 (fold_const_aggregate_ref): Likewise.
12723 (get_value): Return NULL if we don't have any values.
12724 (ccp_finalize): Set const_val to NULL after freeing it.
12725 * tree-flow.h (get_symbol_constant_value): Declare.
12726 (fold_const_aggregate_ref): Likewise.
12727 * tree-ssa-sccvn.c (try_to_simplify): Use them.
12729 2008-03-15 Richard Guenther <rguenther@suse.de>
12731 PR middle-end/35593
12732 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
12733 to not produce negative array indices if not allowed. Add
12734 parameter to indicate that.
12735 (maybe_fold_offset_to_component_ref): Allow negative array
12736 indices only for the first member of a structure.
12737 (maybe_fold_offset_to_reference): Allow negative array indices.
12738 (maybe_fold_stmt_addition): Likewise.
12740 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
12741 Anatoly Sokolov <aesok@post.ru>
12743 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
12744 (avr_arch): Add ARCH_AVR6.
12745 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
12746 (initial_elimination_offset): Initialize and use 'avr_pc_size'
12747 instead of fixed value 2.
12748 (print_operand_address): Use gs() asm specifier instead of pm().
12749 (avr_assemble_integer): (Ditto.).
12750 (avr_output_addr_vec_elt): (Ditto.).
12751 (print_operand): Handle "!" code.
12752 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
12753 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
12754 (AVR_HAVE_EIJMP_EICALL): Define.
12755 (AVR_3_BYTE_PC): Redefine.
12756 (AVR_2_BYTE_PC): (Ditto.).
12757 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
12758 (LINK_SPEC): Add atmega2560 and atmega2561.
12759 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
12761 * config/avr/avr.md (call_insn): Use eicall instead of icall
12762 for 3 byte PC devices.
12763 (call_value_insn): (Ditto.).
12764 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
12765 (indirect_jump): Use only for for 2 byte PC devices.
12766 (*tablejump): (Ditto.).
12767 (*indirect_jump_avr6): Add insn.
12768 (*tablejump_rjmp): Don't use for 3 byte PC devices.
12769 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
12770 instead of ijmp for 3 byte PC devices.
12771 (__tablejump2__): (Ditto.).
12772 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
12773 (MULITLIB_DIRNAMES): (Ditto.).
12774 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
12776 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
12778 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
12779 "sse2_umulsidi3". Use V1DI mode for operand 0.
12780 ("mmx_psadbw"): Use V1DI mode for operand 0.
12781 * config/i386/i386-modes.def (V1SI): New vector mode.
12782 * config/i386/i386.c (struct builtin_description)
12783 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
12784 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
12785 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
12786 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
12787 v1di_ftype_v8qi_v8qi type.
12788 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
12790 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
12791 __builtin_ia32_pmuludq]: Fix the mode of return value.
12793 2008-03-15 Richard Guenther <rguenther@suse.de>
12795 PR middle-end/35595
12796 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
12799 2008-03-14 Bob Wilson <bob.wilson@acm.org>
12801 * doc/invoke.texi (Option Summary, Xtensa Options): Document
12802 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
12803 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
12804 unless TARGET_SERIALIZE_VOLATILE is enabled.
12805 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
12806 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
12807 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
12809 2008-03-14 Richard Guenther <rguenther@suse.de>
12811 PR tree-optimization/34172
12812 * tree-flow.h (refs_may_alias_p): Declare.
12813 (get_single_def_stmt): Likewise.
12814 (get_single_def_stmt_from_phi): Likewise.
12815 (get_single_def_stmt_with_phi): Likewise.
12816 * tree-dfa.c (refs_may_alias_p): New function.
12817 (get_single_def_stmt): Likewise.
12818 (get_single_def_stmt_from_phi): Likewise.
12819 (get_single_def_stmt_with_phi): Likewise.
12820 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
12821 (vn_reference_lookup_1): New helper function.
12822 (vn_reference_lookup): Walk the virtual use-def chain to
12823 continue searching for a match if the def does not alias the
12824 reference we are looking for.
12826 2008-03-14 David Edelsohn <edelsohn@gnu.org>
12828 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
12829 archive and Perzl. Update The Written Word listing.
12831 2008-03-14 Richard Guenther <rguenther@suse.de>
12833 PR tree-optimization/34043
12834 PR tree-optimization/33989
12835 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
12837 (bitmap_find_leader): Use extra argument to verify dominance
12838 relationship inside a basic-block.
12839 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
12840 (find_leader_in_sets): Adjust.
12841 (create_component_ref_by_pieces): Take extra argument for
12842 dominance check, handle lookup failures.
12843 (find_or_generate_expression): Likewise.
12844 (create_expression_by_pieces): Likewise.
12845 (insert_into_preds_of_block): Adjust.
12846 (create_value_expr_from): If asked for, verify all operands
12847 are in the blocks AVAIL_OUT set.
12848 (make_values_for_stmt): Check for SSA_NAMEs that are life
12849 over an abnormal edge.
12850 (compute_avail): Remove such check.
12851 (do_SCCVN_insertion): New function.
12852 (eliminate): If we do not find a leader suitable for replacement
12853 insert a replacement expression from SCCVN if available.
12854 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
12855 (struct vn_ssa_aux): Add needs_insertion flag.
12856 * tree-ssa-sccvn.c (may_insert): New global flag.
12857 (copy_reference_ops_from_ref): Value-number union member access
12858 based on its size, not type and member if insertion is allowed.
12859 (visit_reference_op_load): For a weak match from union type
12860 punning lookup a view-converted value and insert a SSA_NAME
12861 for that value if that is not found.
12862 (visit_use): Make dumps shorter. Do not disallow value numbering
12863 SSA_NAMEs that are life over an abnormal edge to constants.
12864 (free_scc_vn): Release inserted SSA_NAMEs.
12865 (run_scc_vn): New flag to specify whether insertion is allowed.
12866 Process SSA_NAMEs in forward order.
12867 * tree-ssa-loop-im.c (for_each_index): Handle invariant
12868 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
12869 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
12870 pointer type to/from integral types that do not change the
12871 precision to regular conversions.
12873 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
12875 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
12876 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
12877 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
12878 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
12879 input arguments and the mode of return value. Built-in functions
12880 that operate on whole 64-bit MMX register now use V1DI mode.
12882 2008-03-13 Alon Dayan <alond@il.ibm.com>
12883 Olga Golovanevsky <olga@il.ibm.com>
12885 PR tree-optimization/35041
12886 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
12887 to locate the right position in a statement.
12889 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
12893 * config/i386/xmmintrin.h: Change all static inline functions to
12894 extern inline and add __gnu_inline__ attribute.
12895 * config/i386/bmintrin.h: Ditto.
12896 * config/i386/smmintrin.h: Ditto.
12897 * config/i386/tmmintrin.h: Ditto.
12898 * config/i386/mmintrin-common.h: Ditto.
12899 * config/i386/ammintrin.h: Ditto.
12900 * config/i386/emmintrin.h: Ditto.
12901 * config/i386/pmmintrin.h: Ditto.
12902 * config/i386/mmintrin.h: Ditto.
12903 * config/i386/mm3dnow.h: Ditto.
12905 2008-03-13 Jakub Jelinek <jakub@redhat.com>
12907 PR middle-end/35185
12908 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
12909 (lower_omp_2): New function.
12910 (lower_omp_1, lower_omp): Rewritten.
12912 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
12915 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
12916 with the phrase "Microsoft Windows compilers".
12917 (Push/Pop Macro Pragmas): New subsection. Document
12918 #pragma push_macro and pragma pop_macro.
12920 2008-03-12 Paul Brook <paul@codesourcery.com>
12922 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
12924 2008-03-12 Paul Brook <paul@codesourcery.com>
12926 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
12927 (thumb2_alusi3_short): Exclude PLUS and MINUS.
12928 (thumb2_addsi_shortim): Rename ...
12929 (thumb2_addsi_short): ... to this. Allow register operands.
12930 (thumb2_subsi_short): New pattern.
12931 (thumb2_one_cmplsi2_short,
12932 thumb2_negsi2_short): New patterns and peepholes.
12934 2008-03-12 Paul Brook <paul@codesourcery.com>
12936 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
12938 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
12940 * config/i386/i386.md (int_cond): New code iterator.
12942 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
12943 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
12944 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
12945 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
12946 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
12947 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
12948 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
12949 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
12951 2008-03-12 Paul Brook <paul@codesourcery.com>
12953 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
12954 instead of {arm,thumb}_compute_save_reg_mask.
12955 (output_return_instruction): Ditto.
12956 (thumb_unexpanded_epilogue): Ditto.
12957 (thumb1_expand_prologue): Ditto.
12958 (thumb1_output_function_prologue): Ditto.
12959 (arm_set_return_address): Ditto.
12960 (thumb_set_return_address): Ditto.
12961 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
12962 regs to achieve stack alignment.
12963 (thumb1_compute_save_reg_mask): Fix compiler warning.
12964 (arm_output_epilogue): Use offsets->saved_regs_mask.
12965 Adjust stack pointer by poping call clobered registers.
12966 (arm_expand_prologue): Use offsets->saved_regs_mask.
12967 Adjust stack pointer by pushing extra registers.
12968 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
12970 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
12973 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
12974 conversion to the operands of a multiplication.
12976 2008-03-12 Richard Guenther <rguenther@suse.de>
12978 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
12979 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
12980 * timevar.def (TV_TREE_PHIPROP): Add.
12981 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
12982 pass description. Use TV_TREE_PHIPROP.
12983 * tree-ssa-forwprop.c: Remove phiprop code.
12985 2008-03-12 Jakub Jelinek <jakub@redhat.com>
12987 PR middle-end/35549
12988 * omp-low.c (maybe_lookup_decl): Constify first argument.
12989 (use_pointer_for_field): Change last argument from bool to
12990 omp_context *. Disallow shared copy-in/out in nested
12991 parallel if decl is shared in outer parallel too.
12992 (build_outer_var_ref, scan_sharing_clauses,
12993 lower_rec_input_clauses, lower_copyprivate_clauses,
12994 lower_send_clauses, lower_send_shared_vars): Adjust callers.
12996 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
12997 Ira Rosen <irar@il.ibm.com>
12999 * tree-vectorizer.c (free_stmt_vec_info): New function.
13000 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
13001 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
13002 * tree-vectorizer.h (free_stmt_vec_info): Declare.
13003 * tree-vect-transform.c (vectorizable_conversion): Free
13004 vec_oprnds0 if it was allocated.
13005 (vect_permute_store_chain): Remove unused VECs.
13006 (vectorizable_store): Free VECs that are allocated in the..
13008 (vect_transform_strided_load, vectorizable_load): Likewise.
13009 (vect_remove_stores): Simplify the code.
13010 (vect_transform_loop): Move code to vect_remove_stores().
13011 Call vect_remove_stores() and free_stmt_vec_info().
13013 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13015 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
13016 TARGET_HPUX. Revise comment.
13017 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
13018 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
13019 Use sr4 variant of `be' instruction when not generating PIC code.
13020 (attr_length_call): Adjust for above change.
13022 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13024 * ipa-reference.c (static_execute): Remove module_statics_const and
13025 associated setting code.
13027 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
13030 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
13031 predicate for operand 1.
13032 (paritysi2_cmp): Use register_operand predicate for operand 2.
13033 Use earlyclobber modifier for operand 1. Remove support for
13035 (paritydi2_cmp): Use register_operand predicate for operand 3.
13036 Use earlyclobber modifier for operand 1. Remove support for
13039 2008-03-11 Paul Brook <paul@codesourcery.com>
13040 Vladimir Prus <vladimir@codesourcery.com>
13042 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
13043 (arm_compute_save_reg0_reg12_mask): Always
13044 check if register 11 must be saved. Always safe hard frame pointer
13045 when frame_pointer_needeed.
13046 (arm_compute_save_reg_mask): Save IP and PC
13047 only with apcs frames.
13048 (arm_output_epilogue): Adjust Thumb2 codepath to
13049 be also invoked and work for ARM non-apcs frames.
13050 (arm_expand_prologue): Don't bother saving IP
13051 for non-apcs frame, since it's not clobbered by
13052 prologue code. Implement non-apcs frame
13055 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
13057 PR rtl-optimization/35281
13058 * expr.c (convert_move): Use a new pseudo for the intermediate
13059 from_mode->word_mode result.
13061 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
13063 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
13064 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
13065 * toplev.c (compile_file): Don't call it.
13067 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
13069 PR middle-end/35526
13070 * expr.c (store_expr): Call emit_block_move if the mode
13071 of "temp" RTX is BLKmode.
13073 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13074 Richard Guenther <rguenther@suse.de>
13076 PR tree-optimization/31358
13077 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
13078 the step with a NULL_TREE.
13079 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
13080 to sizetype if type is a pointer type.
13081 (add_candidate_1): Don't convert the base and step to
13082 the generic type if the orginal type is a pointer type.
13083 (add_iv_value_candidates): Use sizetype for the step
13084 if type is a pointer type.
13085 (cand_value_at): Likewise.
13086 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
13088 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
13089 Don't convert the tem affine to the type.
13090 (add_elt_to_tree): Use sizetype for the step if a pointer.
13091 Use POINTER_PLUS_EXPR for pointers.
13092 (aff_combination_to_tree): Use sizetype for the step if a
13095 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
13097 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
13098 Remove commutativity hint.
13100 2008-03-10 Jakub Jelinek <jakub@redhat.com>
13104 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
13105 errorneous type. Check that v is a VAR_DECL.
13107 PR middle-end/35099
13108 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
13110 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
13112 PR tree-optimization/35494
13113 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
13114 may be overriden at link and run time.
13116 2008-03-10 Richard Guenther <rguenther@suse.de>
13118 PR tree-optimization/34677
13119 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
13120 (poolify_tree): Likewise.
13121 (modify_expr_template): Likewise.
13122 (poolify_modify_stmt): Likewise.
13123 (insert_fake_stores): Handle all component-ref style stores
13124 in addition to INDIRECT_REF. Also handle complex types.
13125 Do not poolify the inserted load.
13126 (realify_fake_stores): Do not rebuild the tree but only
13127 make it a SSA_NAME copy.
13128 (init_pre): Remove initialzation of modify_expr_template.
13129 Do not allocate modify_expr_node_pool.
13130 (fini_pre): Do not free modify_expr_node_pool.
13132 2008-03-10 Paul Brook <paul@codesourcery.com>
13134 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
13135 to avoid conflicts.
13137 2008-03-10 Paul Brook <paul@codesourcery.com>
13138 Mark Shinwell <shinwell@codesourcery.com>
13140 * config/arm/cortex-r4.md: New.
13141 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
13143 * config/arm/arm.md: Include cortex-r4.md.
13144 (insn): Add smmls, sdiv and udiv values.
13145 (generic_sched): Don't use generic scheduling for Cortex-R4.
13146 (arm_issue_rate): New function.
13147 (TARGET_SCHED_ISSUE_RATE): Define.
13149 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
13151 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
13153 2008-03-10 Richard Guenther <rguenther@suse.de>
13155 * tree-ssa-pre.c (get_sccvn_value): Simplify.
13156 (compute_avail): Do not add stmt uses to AVAIL_OUT.
13158 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
13160 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
13161 Set default to true.
13163 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13165 * c.opt (Wsynth): Deprecate.
13166 * doc/invoke.texi (Option Summary, Warning Options): Document
13167 -Wno-format-contains-nul.
13169 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
13172 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
13173 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
13175 2008-03-09 Ira Rosen <irar@il.ibm.com>
13177 * config/rs6000/rs6000.c (builtin_description): Rename vector
13178 left shift operations.
13179 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
13180 (altivec_vsl<VI_char>): Rename to ...
13181 (ashl<mode>3): ... new name.
13182 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
13184 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
13186 2008-03-08 Richard Guenther <rguenther@suse.de>
13188 * coverage.h (tree_coverage_counter_addr): Declare.
13189 * coverage.c (tree_coverage_counter_addr): New function.
13190 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
13191 before using again.
13192 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
13193 (tree_gen_one_value_profiler): Likewise.
13194 (tree_gen_ic_profiler): Likewise.
13195 (tree_gen_average_profiler): Likewise.
13196 (tree_gen_ior_profiler): Likewise.
13198 2008-03-08 Richard Guenther <rguenther@suse.de>
13200 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
13201 (vn_binary_op_insert): Likewise.
13202 (vn_unary_op_lookup): Likewise.
13203 (vn_unary_op_insert): Likewise.
13204 (vn_nary_op_lookup): Declare.
13205 (vn_nary_op_insert): Likewise.
13206 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
13207 and binary hashes, use a single obstack for unary_op_pool
13208 and binary_op_pool.
13209 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
13210 a single struct vn_nary_op_s. Store tree code length and
13211 a variable number of operands.
13212 (struct vn_reference_op_struct): Remove unused op2.
13213 (vn_reference_op_eq): Do not compare op2.
13214 (vn_reference_op_compute_hash): Do not compute hash of op2.
13215 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
13216 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
13217 with vn_nary_op_compute_hash.
13218 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
13219 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
13221 (vn_unary_op_insert, vn_binary_op_insert): Replace with
13223 (visit_unary_op): Call nary functions.
13224 (visit_binary_op): Likewise.
13225 (process_scc): Adjust for struct vn_tables_s changes.
13226 (allocate_vn_table): Likewise.
13227 (free_vn_table): Likewise.
13228 * tree-vn.c (vn_add): Call nary functions.
13229 (vn_lookup): Likewise.
13231 2008-03-08 Jakub Jelinek <jakub@redhat.com>
13234 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
13235 wdst back after sync_compare_and_swapqhi_internal.
13237 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
13240 * config/i386/i386-modes.def (V1DI): New vector mode.
13241 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
13242 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
13243 (MMXMODE248): Ditto.
13244 (MMXMODE): Add V1DI mode.
13245 (mmxvecsize): Change DI mode to V1DI mode.
13246 ("mov<mode>): Use MMXMODEI8 mode iterator.
13247 ("*mov<mode>_internal_rex64"): Ditto.
13248 ("*mov<mode>_internal"): Ditto.
13249 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
13250 ("mmx_sub<mode>3"): Ditto.
13251 ("mmx_adddi3"): Remove insn pattern.
13252 ("mmx_subdi3"): Ditto.
13253 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
13254 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
13255 ("mmx_ashl<mode>3"): Ditto.
13256 ("mmx_lshrdi3"): Remove insn pattern.
13257 ("mmx_ashldi3"): Ditto.
13258 * config/i386/i386.c (classify_argument): Handle V1DImode.
13259 (function_arg_advance_32): Ditto.
13260 (function_arg_32): Ditto.
13261 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
13262 mmx_addv1di3 insn pattern.
13263 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
13264 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
13265 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
13266 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
13267 Remove definitions of built-in functions.
13268 (V1DI_type_node): New node.
13269 (v1di_ftype_v1di_int): Ditto.
13270 (v1di_ftype_v1di_v1di): Ditto.
13271 (v2si_ftype_v2si_si): Ditto.
13272 (v4hi_ftype_v4hi_di): Remove node.
13273 (v2si_ftype_v2si_di): Ditto.
13274 (ix86_init_mmx_sse_builtins): Handle V1DImode.
13275 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
13276 Redefine builtins using def_builtin_const with *_ftype_*_int node.
13277 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
13278 Add new builtins using def_builtin_const.
13279 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
13280 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
13281 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
13282 * config/i386/mmintrin.h (__v1di): New typedef.
13283 (_mm_add_si64): Cast arguments to __v1di type.
13284 (_mm_sub_si64): Ditto.
13285 (_mm_sll_pi16): Cast __count to __v4hi type.
13286 (_mm_sll_pi32): Cast __count to __v2si type.
13287 (_mm_sll_si64): Cast arguments to __v1di type.
13288 (_mm_srl_pi16): Cast __count to __v4hi type.
13289 (_mm_srl_pi32): Cast __count to __v2si type.
13290 (_mm_srl_si64): Cast arguments to __v1di type.
13291 (_mm_sra_pi16): Cast __count to __v4hi type.
13292 (_mm_sra_pi32): Cast __count to __v2si type.
13293 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
13294 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
13295 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
13296 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
13297 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
13298 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
13299 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
13300 (_mm_srai_pi32): Use __builtin_ia32_psradi.
13301 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
13302 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
13303 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
13304 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
13306 2008-03-07 Joseph Myers <joseph@codesourcery.com>
13308 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
13310 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
13313 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
13314 reg+const addressing for Altivec modes. Don't generate reg+reg
13315 addressing for TFmode or TDmode quantities.
13317 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
13319 * c-common.c (vector_types_convertible_p): Call langhook
13320 instead of comptypes.
13322 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13325 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
13326 integral and scalar float variables which have a
13329 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
13331 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
13332 dwarf_register_span hook when emitting unwind information for
13333 register-to-memory saves.
13334 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
13335 (rs6000_frame_related): Remove call to spe_synthesize_frame.
13337 2008-03-06 Jakub Jelinek <jakub@redhat.com>
13339 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
13340 for the same VAR_DECL.
13342 2008-03-06 Tom Tromey <tromey@redhat.com>
13344 * treelang: Delete.
13345 * doc/standards.texi (Standards): Don't mention treelang.
13346 * doc/invoke.texi (Overall Options): Don't mention treelang.
13347 * doc/install.texi (Prerequisites): Don't mention bison or
13349 (Configuration): Don't mention treelang.
13350 (Building): Likewise.
13351 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
13353 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
13355 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
13356 word-extractions out of a multi-word object.
13358 2008-03-06 Richard Guenther <rguenther@suse.de>
13360 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
13361 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
13362 result type and precision.
13363 * expr.c (get_inner_reference): Set unsignedp based on the result
13364 type of BIT_FIELD_REF.
13365 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
13366 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
13367 (try_instantiate_multiple_fields): Likewise. Use the correct type
13369 (sra_build_assignment): Likewise.
13370 (sra_build_elt_assignment): Likewise.
13371 (sra_explode_bitfield_assignment): Likewise.
13372 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
13373 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
13374 set BIT_FIELD_REF_UNSIGNED.
13375 (vectorizable_load): Likewise.
13377 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
13379 * cse.c (cse_extended_basic_block): Invalidate artificial defs
13382 2008-03-06 Richard Guenther <rguenther@suse.de>
13384 * alias.c (struct alias_set_entry): Move has_zero_child field
13385 to pack with alias_set.
13387 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
13389 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13392 2008-03-05 Ian Lance Taylor <iant@google.com>
13394 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
13396 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
13398 * fwprop.c (update_df): Support width and offset parameters of
13400 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
13401 global_conflicts): Change DF_REF_EXTRACT to either
13402 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13403 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13404 * df-scan.c (df_ref_record, df_defs_record,
13405 df_ref_create_structure, df_def_record_1, df_uses_record,
13406 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
13407 df_bb_refs_collect, df_entry_block_defs_collect,
13408 df_exit_block_uses_collect): Support new width and offset fields.
13409 (ref_extract_pool): New storage pool.
13410 (df_free_ref): New function.
13411 (df_reg_chain_unlink, df_free_collection_rec,
13412 df_sort_and_compress_refs): Call df_free_ref.
13413 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
13415 (df_ref_create_structure): Allocate df_ref_extract if offset and
13416 width fields are used.
13417 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
13418 (df_uses_record): Get offset and width from ZERO_EXTRACT
13420 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
13421 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13422 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13423 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
13424 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13425 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13426 (df_ref_extract): New structure.
13427 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
13428 (df_ref_create): Add width and offset parameters.
13430 2008-03-05 Richard Guenther <rguenther@suse.de>
13432 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13433 Use ranges_overlap_p.
13434 (offset_overlaps_with_access): Rename
13435 to ranges_overlap_p and move ...
13436 * tree-flow-inline.h (ranges_overlap_p): ... here.
13438 * tree.h (get_inner_reference, handled_component_p): Update
13441 * tree.h (record_component_aliases, get_alias_set,
13442 alias_sets_conflict_p, alias_sets_must_conflict_p,
13443 objects_must_conflict_p): Move declarations ...
13444 * alias.h (record_component_aliases, get_alias_set,
13445 alias_sets_conflict_p, alias_sets_must_conflict_p,
13446 objects_must_conflict_p): ... here.
13447 Include coretypes.h.
13448 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
13450 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
13452 * cfg.c: Include tree-flow.h.
13453 (remove_edge_raw): Call redirect_edge_var_map_clear.
13454 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
13455 * tree-flow-inline.h (redirect_edge_var_map_def): New.
13456 (redirect_edge_var_map_result): New.
13457 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
13458 PENDING_STMT use with redirect_edge_var_map_*.
13459 * tree-ssa.c (edge_var_maps): New definition.
13460 (redirect_edge_var_map_add): New.
13461 (redirect_edge_var_map_clear): New.
13462 (redirect_edge_var_map_dup): New.
13463 (redirect_edge_var_map_vector): New.
13464 (redirect_edge_var_map_destroy): New.
13465 (ssa_redirect_edge): Replace PENDING_STMT use with
13466 redirect_edge_var_map_*.
13467 (flush_pending_stmts): Same.
13468 (delete_tree_ssa): Destroy edge var map.
13469 * tree-flow.h (struct _edge_var_map): New.
13470 Define edge_var_map vector type.
13471 Declare redirect_edge_var_map_* prototypes.
13472 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
13473 * tree-cfg.c (reinstall_phi_args): Replace
13474 PENDING_STMT use with redirect_edge_var_map_*.
13476 2008-03-05 Richard Guenther <rguenther@suse.de>
13478 PR tree-optimization/35472
13479 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
13480 whose single use_stmt has a overlapping set of loaded and
13481 stored symbols as that use_stmt might be a noop assignment then.
13483 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
13485 * gthr-rtems.h: Implement __gthread_mutex_destroy.
13487 2008-03-05 Richard Guenther <rguenther@suse.de>
13490 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
13491 should be constants.
13492 * tree-cfg.c (verify_expr): Verify it.
13493 * fold-const.c (fold_truthop): Remove code generating
13494 BIT_FIELD_REFs of structure bases.
13495 (fold_binary): Likewise.
13496 (fold_ternary): Position and size of BIT_FIELD_REFs are
13497 always host integers.
13498 (make_bit_field_ref): Remove.
13499 (optimize_bit_field_compare): Remove.
13500 (all_ones_mask_p): Remove.
13502 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
13505 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
13506 (split_block_and_df_analyze): New. Split basic block and rebuild
13508 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
13510 (split_pattern_seq): Likewise.
13511 (erase_matching_seqs): Likewise.
13512 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
13514 2008-03-04 Geoff Keating <geoffk@apple.com>
13516 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
13517 declaration and code.
13518 (tree_invalid_nonnegative_warnv_p): Likewise.
13520 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
13522 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
13523 examples. Truncate option-names then causing overfull hbox.
13525 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13528 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
13530 * configure: Rebuilt.
13532 2008-03-04 Rafael Espindola <espindola@google.com>
13534 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
13535 (tree_unary_nonnegative_warnv_p): New.
13536 (tree_binary_nonnegative_warnv_p): New.
13537 (tree_single_nonnegative_warnv_p): New.
13538 (tree_invalid_nonnegative_warnv_p): New.
13539 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
13541 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13544 * opts.c (handle_option): Postpone 'unknown option' errors only for
13547 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
13550 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
13553 2008-03-04 Rafael Espindola <espindola@google.com>
13555 * fold-const.c (tree_unary_nonzero_warnv_p): New.
13556 (tree_binary_nonzero_warnv_p): New.
13557 (tree_single_nonzero_warnv_p): New.
13558 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
13560 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
13562 PR middle-end/35456
13563 * fold-const.c (fold_cond_expr_with_comparison): Prevent
13564 transformations for modes that have signed zeros.
13565 * ifcvt.c (noce_try_abs): Ditto.
13567 2008-03-04 Joseph Myers <joseph@codesourcery.com>
13569 * config/i386/i386.c (override_options): Force
13570 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
13572 2008-03-04 Jan Hubicka <jh@suse.cz>
13575 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
13578 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13580 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
13581 label to probe the stack.
13583 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13585 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
13586 (__gthr_win32_mutex_destroy): Declare.
13587 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
13588 __gthr_win32_mutex_destroy.
13589 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
13591 2008-03-03 Jan Hubicka <jh@suse.cz>
13594 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
13595 aggressive on inlining cold calls.
13597 2008-03-03 Richard Guenther <rguenther@suse.de>
13599 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
13600 struct copies into the expression table.
13601 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
13602 (try_to_simplify): Likewise.
13603 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
13604 integral and pointer arguments which do not change the
13605 precision to NOP_EXPRs.
13606 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
13607 VIEW_CONVERT_EXPR case.
13609 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
13611 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
13612 defined in a loop at depth 0 is invariant.
13613 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13614 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
13615 be called at loop depth 0.
13617 2008-03-02 Jakub Jelinek <jakub@redhat.com>
13620 * gcc.c (process_command): Update copyright notice dates.
13621 * gcov.c (print_version): Likewise.
13622 * gcov-dump.c (print_version): Likewise.
13623 * mips-tfile.c (main): Likewise.
13624 * mips-tdump.c (main): Likewise.
13626 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13629 * c-common.c (flag_permissive): Delete.
13630 (constant_expression_warnings): Check flags first.
13631 (constant_expression_error): New.
13632 * c-common.h (flag_permissive): Delete.
13633 (constant_expression_error): Declare.
13634 * flags.h (flag_permissive): Declare. Update description.
13635 * diagnostic.c (pedwarn): Update.
13637 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
13638 (permissive_error_kind): New.
13639 * toplev.c (flag_permissive): Define. Update description.
13640 * toplev.h (permissive_error_kind): Declare.
13641 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
13642 (pedwarn_c90): Use pedantic_warning_kind.
13643 * c-opts.c (c_common_post_options): flag_permissive does not affect
13644 flag_pedantic_errors.
13646 2008-03-02 Joseph Myers <joseph@codesourcery.com>
13648 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
13649 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
13650 __absvsi2, __absvDI2): Use unsigned arithmetic.
13652 2008-03-02 Andi Kleen <ak@suse.de>
13653 Richard Guenther <rguenther@suse.de>
13655 * struct-equiv.c: Remove file.
13656 * cfg_cleanup.c (condjump_equiv_p): Remove.
13657 * Makefile.in (OBJS-common): Remove struct-equiv.o.
13658 (struct-equiv.o): Remove rule.
13659 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
13660 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
13661 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
13663 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13665 * ifcvt.c (noce_process_if_block): Try to handle only the then
13666 block if the else block exists but isn't suitable.
13668 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13671 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
13672 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
13673 regression from previous patch.
13675 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13678 * gthr.h: Add __gthread_mutex_destroy as a function that must be
13680 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
13681 * gthr-single.h (__gthread_mutex_destroy): Likewise.
13682 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
13683 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
13684 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
13685 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
13686 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
13687 (__gthread_mutex_destroy_function): Rename to
13688 __gthread_mutex_destroy.
13689 * gthr-dce.h (__gthread_mutex_destroy): Call
13690 pthread_mutex_destroy.
13691 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
13692 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
13693 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
13695 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13697 * df-scan.c (df_ref_chain_change_bb): Simplify.
13698 (df_insn_change_bb): Add new_bb argument. Simplify. Call
13699 set_block_for_insn if there's any change.
13700 * df.h ((df_insn_change_bb): Fix prototype.
13701 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
13702 df_insn_change_bb, don't call set_block_for_insn.
13703 * emit-rtl.c (reorder_insns): Likewise.
13704 * haifa-sched.c (move_insn): Likewise.
13706 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13708 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
13710 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13712 * tree-flow-inline.h (next_readonly_imm_use): Return
13713 NULL_USE_OPERAND_P after the end.
13715 2008-03-01 Richard Guenther <rguenther@suse.de>
13717 PR tree-optimization/35411
13718 * tree-sra.c (sra_build_assignment): Split conversion to
13719 final type to a separate statement if we are not assigning
13722 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13724 * fold-const.c (fold_convertible_p): Correct the logic to follow
13725 that in fold_convert().
13727 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
13730 * tree-inline.c (build_duplicate_type): When we make a
13731 duplicate type, make it unique in the canonical types system.
13733 2008-02-29 Tom Tromey <tromey@redhat.com>
13735 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
13736 input_file_stack_history, input_file_stack_restored): Remove.
13737 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13738 * input.h (struct file_stack): Remove.
13739 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13740 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
13742 * diagnostic.h (struct diagnostic_context) <last_module>: Change
13744 (diagnostic_last_module_changed): Add 'map' argument.
13745 (diagnostic_set_last_function): Likewise.
13746 * diagnostic.c (undiagnostic_report_current_module): Iterate using
13747 line map, not input_file_stack.
13748 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
13750 2008-02-29 Paul Brook <paul@codesourcery.com>
13752 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
13754 2008-02-29 Paul Brook <paul@codesourcery.com>
13756 * config/arm/ieee754-df.S (muldf3): Use RET macros.
13758 2008-02-29 Richard Guenther <rguenther@suse.de>
13760 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
13762 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
13763 value for comparing for a store match.
13764 (simplify_unary_expression): Do nothing for SSA_NAMEs.
13765 (try_to_simplify): Do not do a full-blown reference lookup.
13767 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13769 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
13770 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
13772 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
13774 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
13776 * tree-loop-linear.c (try_interchange_loops): Compare memory access
13777 strides against cache sizes.
13779 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13781 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
13784 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
13786 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
13787 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
13788 is smaller than the original promoted value.
13789 (simplify_subreg): If OP is a SUBREG, try to preserve its
13790 SUBREG_PROMOTED_VAR_P information.
13792 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
13794 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
13795 (VN_INFO_GET): Allocate new objects on the obstack.
13796 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
13797 for rpo_numbers_temp, for consistency.
13798 (free_scc_vn): Free the obstack.
13800 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
13802 * doc/invoke.texi: Document -ftree-loop-distribution.
13803 * tree-loop-distribution.c: New.
13804 * tree-pass.h (pass_loop_distribution): New.
13805 * graphds.h (struct graph): Add htab_t indices.
13806 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
13807 * tree-vectorizer.c (rename_variables_in_loop): Extern.
13808 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
13809 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
13810 * tree-data-ref.c (debug_data_dependence_relations): New.
13811 (dump_data_dependence_relation): Also print data references.
13812 (free_data_ref): Extern.
13813 (same_access_functions): Moved...
13814 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
13815 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13816 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
13817 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
13818 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
13819 (stmts_from_loop): Skip LABEL_EXPR.
13820 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
13822 (build_rdg): Initialize rdg->indices htab.
13823 (free_rdg, stores_from_loop, ref_base_address,
13824 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
13825 have_similar_memory_accesses_1, ref_base_address_1,
13826 remove_similar_memory_refs): New.
13827 * tree-data-ref.h: Depend on tree-chrec.h.
13828 (debug_data_dependence_relations, free_data_ref): Declared.
13829 (same_access_functions): ... here.
13830 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
13832 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
13833 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
13834 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
13835 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13836 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
13837 rdg_vertex_for_stmt): Declared.
13838 (struct rdg_edge): Add level.
13840 (free_rdg, stores_from_loop, remove_similar_memory_refs,
13841 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
13843 (rdg_has_similar_memory_accesses): New.
13844 * tree-vect-analyze.c: Remove unused static decls.
13845 * lambda.h (dependence_level): New.
13846 * common.opt (ftree-loop-distribution): New.
13847 * tree-flow.h (mark_virtual_ops_in_bb,
13848 slpeel_tree_duplicate_loop_to_edge_cfg,
13849 rename_variables_in_loop): Declared.
13850 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
13851 (OBJS-common): Add tree-loop-distribution.o.
13852 (tree-loop-distribution.o): New rule.
13853 * tree-cfg.c (mark_virtual_ops_in_bb): New.
13854 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
13855 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
13857 2008-02-28 Joseph Myers <joseph@codesourcery.com>
13860 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
13861 other than structures and unions.
13863 2008-02-28 Richard Guenther <rguenther@suse.de>
13866 2008-02-26 Richard Guenther <rguenther@suse.de>
13868 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13869 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13870 (lookup_decl_from_uid): Declare.
13871 (remove_decl_from_map): Likewise.
13872 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13873 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13874 (decl_for_uid_map): New global hashtable mapping DECL_UID
13876 (init_ttree): Allocate it.
13877 (insert_decl_to_uid_decl_map): New helper function.
13878 (make_node_stat): Insert new decls into the map.
13879 (copy_node_stat): Likewise.
13880 (lookup_decl_from_uid): New function.
13881 (remove_decl_from_map): Likewise.
13882 (print_decl_for_uid_map_statistics): New helper.
13883 (dump_tree_statistics): Call it.
13885 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13886 (referenced_var_iterator): Adjust.
13887 (FOR_EACH_REFERENCED_VAR): Adjust.
13888 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13889 (num_referenced_vars): Adjust.
13890 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13891 (first_referenced_var): Remove.
13892 (end_referenced_vars_p): Likewise.
13893 (next_referenced_var): Likewise.
13894 (referenced_var_iterator_set): New helper function.
13895 * tree-dfa.c (referenced_var_lookup): Adjust.
13896 (referenced_var_check_and_insert): Likewise.
13897 (remove_referenced_var): Likewise.
13898 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13899 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13900 (verify_call_clobbering): Likewise.
13901 (verify_memory_partitions): Likewise.
13902 (init_tree_ssa): Allocate bitmap instead of hashtable for
13904 (delete_tree_ssa): Adjust.
13905 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13906 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13907 (compute_tag_properties): Likewise.
13908 (set_initial_properties): Likewise.
13909 (find_partition_for): Likewise.
13910 (update_reference_counts): Likewise.
13911 (dump_may_aliases_for): Likewise.
13912 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13913 (add_call_clobber_ops): Likewise.
13914 (add_call_read_ops): Likewise.
13915 (get_asm_expr_operands): Likewise.
13916 * tree-into-ssa.c (dump_decl_set): Likewise.
13917 (update_ssa): Likewise.
13918 * tree-sra.c (scan_function): Likewise.
13919 (decide_instantiations): Likewise.
13920 (scalarize_parms): Likewise.
13921 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13922 (dsa_named_for): Likewise.
13923 * tree-ssa-structalias.c (update_alias_info): Likewise.
13924 (merge_smts_into): Likewise.
13926 2008-02-27 David Daney <ddaney@avtrex.com>
13929 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
13930 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
13931 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
13932 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
13933 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
13935 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
13938 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
13939 (BUILT_IN_NEXTTOWARD): Remove.
13940 (BUILT_IN_NEXTTOWARDF): Ditto.
13941 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
13942 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
13944 2008-02-27 Tom Tromey <tromey@redhat.com>
13946 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
13947 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
13949 2008-02-27 Jan Beulich <jbeulich@novell.com>
13951 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
13952 update the respective field on newdecl.
13954 2008-02-27 Revital Eres <eres@il.ibm.com>
13956 PR rtl-optimization/34999
13957 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
13958 crossing edges that ends with a call insn.
13959 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
13960 call insn and clear the EDGE_CROSSING flag of the crossing edge
13961 when fixing fallthru edges.
13963 2008-02-27 Richard Guenther <rguenther@suse.de>
13965 PR middle-end/35390
13966 * fold-const.c (fold_unary): Return the correct argument,
13967 converted to the result type.
13969 2008-02-27 Richard Guenther <rguenther@suse.de>
13971 PR middle-end/34971
13972 * expr.c (expand_expr_real_1): Assert on rotates that operate
13974 * fold-const.c (fold_binary): Use the types precision, not the
13975 bitsize of the mode if folding rotate expressions. Build rotates
13976 only for full modes.
13978 2008-02-27 Jakub Jelinek <jakub@redhat.com>
13980 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
13981 and CPP_PRAGMA_EOL.
13982 * c-pragma.c (pragma_ns_name): New typedef.
13983 (registered_pp_pragmas): New variable.
13984 (c_pp_lookup_pragma): New function.
13985 (c_register_pragma_1): If flag_preprocess_only, do nothing
13986 for non-expanded pragmas, for expanded ones push pragma's
13987 namespace and name into registered_pp_pragmas vector.
13988 (c_invoke_pragma_handler): Register OpenMP pragmas even when
13989 flag_preprocess_only, don't register GCC pch_preprocess
13990 pragma if flag_preprocess_only.
13991 * c-opts.c (c_common_init): Call init_pragma even if
13992 flag_preprocess_only.
13993 * c-pragma.c (c_pp_lookup_pragma): New prototype.
13994 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
13995 cpp_register_pragma if flag_preprocess_only.
13997 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14000 * c-parser.c (c_parser_translation_unit): Warn for empty
14001 translation unit, not empty source file.
14003 2008-02-26 Paul Brook <paul@codesourcery.com>
14005 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
14006 operand for Thumb-2.
14007 * config/arm/arm.h (reg_class): Add CORE_REGS.
14008 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
14009 (BASE_REG_CLASS): Use CORE_REGS.
14010 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
14011 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
14012 (REGNO_OK_FOR_INDEX_P): Exclude SP.
14013 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
14014 ARM_REGNO_OK_FOR_INDEX_P.
14015 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
14016 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
14017 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
14018 (ldm/stm peepholes): Ditto.
14019 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
14020 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
14021 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
14022 * config/arm/constraints.md: Enable "k" constraint on ARM.
14024 2008-02-27 Ben Elliston <bje@au.ibm.com>
14026 * config/rs6000/rs6000.c: Annotate cache line size field in all
14027 instances of struct processor_costs.
14029 2008-02-26 David Edelsohn <edelsohn@gnu.org>
14031 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
14032 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
14033 jump_bypass): New counters.
14034 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
14035 * dce.c (gate_ud_dce): Same.
14036 (gate_fast_dce): Same.
14037 * dse.c (gate_dse1): New function.
14038 (gate_dse2): New function.
14039 (gate_dse): Merge results of new gate functions.
14040 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
14041 (gate_handle_jump_bypass): Add dbg_cnt.
14042 (gate_handle_gcse): Add dbg_cnt.
14043 * ifcvt.c (gate_handle_if_conversion): Same.
14044 (gate_handle_if_after_combine): Same.
14045 (gate_handle_if_after_reload): Same.
14046 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
14048 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
14050 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
14052 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
14054 2008-02-26 Jason Merrill <jason@redhat.com>
14057 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
14058 alone if it's the naming decl for the type's main variant.
14060 2008-02-26 Tom Tromey <tromey@redhat.com>
14062 * system.h (USE_MAPPED_LOCATION): Poison.
14063 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
14064 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
14065 (make_goto_expr_edges): Likewise.
14066 (remove_bb): Likewise.
14067 (execute_warn_function_return): Likewise.
14068 * basic-block.h (struct edge_def) <goto_locus>: Change type to
14070 * c-common.c (fname_decl): Remove old location code.
14071 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
14073 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
14075 (ASM_INPUT_SOURCE_LOCATION): Likewise.
14076 (gen_rtx_ASM_INPUT): Likewise.
14077 (gen_rtx_ASM_INPUT_loc): Likewise.
14078 (get_rtx_asm_OPERANDS): Remove.
14079 * cfglayout.c (insn_locators_alloc): Remove old location code.
14080 (set_curr_insn_source_location): Likewise.
14081 (curr_insn_locator): Likewise.
14082 * print-tree.c (print_node): Remove old location code.
14083 * tree-mudflap.c (mf_varname_tree): Remove old location code.
14084 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
14085 * cfgexpand.c (expand_gimple_cond_expr): Don't use
14086 location_from_locus.
14087 (construct_exit_block): Remove old location code.
14088 * emit-rtl.c (force_next_line_note): Remove old location code.
14089 * profile.c (branch_prob): Remove old location code.
14090 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
14091 LOC_LINE): Remove old-location variants.
14092 * langhooks.c (lhd_print_error_function): Remove old location
14094 * configure, config.in: Rebuilt.
14095 * configure.ac (--enable-mapped-location): Remove.
14096 * c-decl.c (c_init_decl_processing): Remove old location code.
14097 (finish_function): Likewise.
14098 * recog.c (decode_asm_operands): Remove old location code.
14099 * c-pch.c (c_common_read_pch): Remove old location code.
14100 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
14102 * gimple-low.c (lower_function_body): Remove old location code.
14103 * toplev.c (unknown_location): Remove.
14104 (push_srcloc): Remove old-location variant.
14105 (process_options): Remove old location code.
14106 (lang_dependent_init): Likewise.
14107 * input.h (UNKNOWN_LOCATION): Move definition.
14108 (location_t): Undeprecate.
14109 (source_locus): Remove.
14110 (location_from_locus): Remove.
14111 (struct location_s): Remove.
14112 Remove all old-location code.
14113 (input_line, input_filename): Remove.
14114 * final.c (final_scan_insn): Remove old location code.
14115 * diagnostic.c (diagnostic_build_prefix): Remove
14116 USE_MAPPED_LOCATION test.
14117 * tree.h (gimple_stmt) <locus>: Now a location_t.
14118 (tree_exp) <locus>: Likewise.
14119 (DECL_IS_BUILTIN): Remove old-location variant.
14120 (annotate_with_file_line, annotate_with_locus): Likewise.
14121 (expr_locus, set_expr_locus): Update.
14122 * tree.c (build1_stat): Remove old location code.
14123 (last_annotated_node): Remove.
14124 (annotate_with_file_line): Remove old-location variant.
14125 (annotate_with_locus): Likewise.
14126 (expr_location): Remove old location code.
14127 (set_expr_location): Likewise.
14128 (expr_has_location): Likewise.
14129 (expr_locus): Likewise.
14130 (set_expr_locus): Likewise.
14131 (expr_filename): Don't use location_from_locus.
14132 (expr_lineno): Likewise.
14133 * rtl-error.c (location_for_asm): Remove old location code.
14134 * c-lex.c (cb_line_change): Remove old location code.
14135 (fe_file_change): Likewise.
14136 (cb_def_pragma): Likewise.
14137 (c_lex_with_flags): Likewise.
14138 * gengtype.c (do_typedef): Don't special-case location types.
14139 (define_location_structures): Remove.
14140 (main): Don't call define_location_structures.
14141 * tree-pretty-print.c (dump_implicit_edges): Remove old location
14144 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14147 * builtins.def (BUILT_IN_STDARG_START): Remove.
14148 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
14149 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14150 * tree-inline.c (inline_forbidden_p_1): Likewise.
14152 2008-02-26 Richard Guenther <rguenther@suse.de>
14154 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14155 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14156 (lookup_decl_from_uid): Declare.
14157 (remove_decl_from_map): Likewise.
14158 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14159 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14160 (decl_for_uid_map): New global hashtable mapping DECL_UID
14162 (init_ttree): Allocate it.
14163 (insert_decl_to_uid_decl_map): New helper function.
14164 (make_node_stat): Insert new decls into the map.
14165 (copy_node_stat): Likewise.
14166 (lookup_decl_from_uid): New function.
14167 (remove_decl_from_map): Likewise.
14168 (print_decl_for_uid_map_statistics): New helper.
14169 (dump_tree_statistics): Call it.
14171 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14172 (referenced_var_iterator): Adjust.
14173 (FOR_EACH_REFERENCED_VAR): Adjust.
14174 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14175 (num_referenced_vars): Adjust.
14176 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14177 (first_referenced_var): Remove.
14178 (end_referenced_vars_p): Likewise.
14179 (next_referenced_var): Likewise.
14180 (referenced_var_iterator_set): New helper function.
14181 * tree-dfa.c (referenced_var_lookup): Adjust.
14182 (referenced_var_check_and_insert): Likewise.
14183 (remove_referenced_var): Likewise.
14184 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14185 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14186 (verify_call_clobbering): Likewise.
14187 (verify_memory_partitions): Likewise.
14188 (init_tree_ssa): Allocate bitmap instead of hashtable for
14190 (delete_tree_ssa): Adjust.
14191 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14192 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14193 (compute_tag_properties): Likewise.
14194 (set_initial_properties): Likewise.
14195 (find_partition_for): Likewise.
14196 (update_reference_counts): Likewise.
14197 (dump_may_aliases_for): Likewise.
14198 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14199 (add_call_clobber_ops): Likewise.
14200 (add_call_read_ops): Likewise.
14201 (get_asm_expr_operands): Likewise.
14202 * tree-into-ssa.c (dump_decl_set): Likewise.
14203 (update_ssa): Likewise.
14204 * tree-sra.c (scan_function): Likewise.
14205 (decide_instantiations): Likewise.
14206 (scalarize_parms): Likewise.
14207 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14208 (dsa_named_for): Likewise.
14209 * tree-ssa-structalias.c (update_alias_info): Likewise.
14210 (merge_smts_into): Likewise.
14212 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14215 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
14216 * c-opts.c (c_common_handle_option): Wall enables
14217 Wvolatile-register-var.
14218 * common.opt: Move Wvolatile-register-var to...
14221 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14223 * common.opt (Wlarger-than=): New.
14224 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
14226 * opts.c (common_handle_option): Handle -Wlarger-than=.
14227 * optc-gen.awk: Likewise.
14228 * opth-gen.awk: Likewise.
14229 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
14230 * tree-optimize.c (tree_rest_of_compilation): Likewise.
14232 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14234 * c-common.c (match_case_to_enum_1): Add appropriate
14235 OPT_W* parameter to warning.
14236 (c_do_switch_warnings): Likewise.
14237 * c-typeck.c (warning_init): Add one more parameter following
14238 'warning' function.
14239 (push_init_level): Update call to warning_init.
14240 (pop_init_level): Likewise.
14241 (add_pending_init): Likewise.
14242 (output_init_element: Likewise.
14244 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14247 * toplev.c (toplev_main): If there are warnings or error, print
14248 errors for ignored options.
14249 * opts.c (ignored_options): New static variable.
14250 (postpone_unknown_option_error): New.
14251 (print_ignored_options): New.
14252 (handle_option): Postpone errors for unknown -Wno-* options.
14253 * opts.h (print_ignored_options): Declare.
14255 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
14257 * config/mips/mips.md (loadgp_blockage, blockage): Change type
14260 2008-02-25 Richard Guenther <rguenther@suse.de>
14263 2008-02-25 Richard Guenther <rguenther@suse.de>
14265 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14266 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14267 (lookup_decl_from_uid): Declare.
14268 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14269 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14270 (decl_for_uid_map): New global hashtable mapping DECL_UID
14272 (init_ttree): Allocate it.
14273 (insert_decl_to_uid_decl_map): New helper function.
14274 (make_node_stat): Insert new decls into the map.
14275 (copy_node_stat): Likewise.
14276 (lookup_decl_from_uid): New function.
14277 (print_decl_for_uid_map_statistics): New helper.
14278 (dump_tree_statistics): Call it.
14280 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14281 (referenced_var_iterator): Adjust.
14282 (FOR_EACH_REFERENCED_VAR): Adjust.
14283 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14284 (num_referenced_vars): Adjust.
14285 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14286 (first_referenced_var): Remove.
14287 (end_referenced_vars_p): Likewise.
14288 (next_referenced_var): Likewise.
14289 (referenced_var_iterator_set): New helper function.
14290 * tree-dfa.c (referenced_var_lookup): Adjust.
14291 (referenced_var_check_and_insert): Likewise.
14292 (remove_referenced_var): Likewise.
14293 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14294 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14295 (verify_call_clobbering): Likewise.
14296 (verify_memory_partitions): Likewise.
14297 (init_tree_ssa): Allocate bitmap instead of hashtable for
14299 (delete_tree_ssa): Adjust.
14300 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14301 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14302 (compute_tag_properties): Likewise.
14303 (set_initial_properties): Likewise.
14304 (find_partition_for): Likewise.
14305 (update_reference_counts): Likewise.
14306 (dump_may_aliases_for): Likewise.
14307 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14308 (add_call_clobber_ops): Likewise.
14309 (add_call_read_ops): Likewise.
14310 (get_asm_expr_operands): Likewise.
14311 * tree-into-ssa.c (dump_decl_set): Likewise.
14312 (update_ssa): Likewise.
14313 * tree-sra.c (scan_function): Likewise.
14314 (decide_instantiations): Likewise.
14315 (scalarize_parms): Likewise.
14316 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14317 (dsa_named_for): Likewise.
14318 * tree-ssa-structalias.c (update_alias_info): Likewise.
14319 (merge_smts_into): Likewise.
14321 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
14324 * doc/invoke.texi (-fcx-limited-range): Document new option.
14325 * toplev.c (process_options): Handle -fcx-fortran-rules.
14326 * common.opt: Add documentation for -fcx-fortran-rules.
14328 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
14331 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
14332 actual behaviour and C99.
14334 2008-02-26 Ben Elliston <bje@au.ibm.com>
14336 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
14337 (ASM_CPU_POWER6_SPEC): Likewise.
14338 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
14339 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
14340 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
14342 2008-02-25 Richard Guenther <rguenther@suse.de>
14344 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14345 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14346 (lookup_decl_from_uid): Declare.
14347 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14348 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14349 (decl_for_uid_map): New global hashtable mapping DECL_UID
14351 (init_ttree): Allocate it.
14352 (insert_decl_to_uid_decl_map): New helper function.
14353 (make_node_stat): Insert new decls into the map.
14354 (copy_node_stat): Likewise.
14355 (lookup_decl_from_uid): New function.
14356 (print_decl_for_uid_map_statistics): New helper.
14357 (dump_tree_statistics): Call it.
14359 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14360 (referenced_var_iterator): Adjust.
14361 (FOR_EACH_REFERENCED_VAR): Adjust.
14362 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14363 (num_referenced_vars): Adjust.
14364 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14365 (first_referenced_var): Remove.
14366 (end_referenced_vars_p): Likewise.
14367 (next_referenced_var): Likewise.
14368 (referenced_var_iterator_set): New helper function.
14369 * tree-dfa.c (referenced_var_lookup): Adjust.
14370 (referenced_var_check_and_insert): Likewise.
14371 (remove_referenced_var): Likewise.
14372 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14373 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14374 (verify_call_clobbering): Likewise.
14375 (verify_memory_partitions): Likewise.
14376 (init_tree_ssa): Allocate bitmap instead of hashtable for
14378 (delete_tree_ssa): Adjust.
14379 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14380 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14381 (compute_tag_properties): Likewise.
14382 (set_initial_properties): Likewise.
14383 (find_partition_for): Likewise.
14384 (update_reference_counts): Likewise.
14385 (dump_may_aliases_for): Likewise.
14386 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14387 (add_call_clobber_ops): Likewise.
14388 (add_call_read_ops): Likewise.
14389 (get_asm_expr_operands): Likewise.
14390 * tree-into-ssa.c (dump_decl_set): Likewise.
14391 (update_ssa): Likewise.
14392 * tree-sra.c (scan_function): Likewise.
14393 (decide_instantiations): Likewise.
14394 (scalarize_parms): Likewise.
14395 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14396 (dsa_named_for): Likewise.
14397 * tree-ssa-structalias.c (update_alias_info): Likewise.
14398 (merge_smts_into): Likewise.
14400 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
14403 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
14404 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
14405 * alias.h (nonoverlapping_memrefs_p): Likewise.
14407 2008-02-25 Jan Beulich <jbeulich@novell.com>
14409 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
14410 * config/i386/netware-libgcc.exp: Add __bswap?i2,
14411 __emultls_get_address, __emultls_register_common,
14412 __floatundi?f, and _Unwind_GetIPInfo.
14413 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
14414 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
14415 (gen_regparm_prefix): Likewise.
14416 (i386_nlm_encode_section_info): Sync with
14417 config/i386/winnt.c:i386_pe_encode_section_info().
14418 (i386_nlm_maybe_mangle_decl_assembler_name): New.
14419 i386_nlm_mangle_decl_assembler_name): New.
14420 (netware_override_options): New.
14421 * config/i386/netware.h (netware_override_options): Declare.
14422 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
14423 (i386_nlm_mangle_decl_assembler_name): Declare.
14424 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
14426 2008-02-25 Ben Elliston <bje@au.ibm.com>
14429 * c-decl.c (grokdeclarator): Remove unused local variables
14430 `typedef_type' and `type_as_written'.
14432 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
14433 unused local variable `has_hot_blocks'.
14434 (fix_crossing_conditional_branches): Remove unused local variable
14437 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
14439 PR middle-end/19984
14440 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
14441 using DEF_C99_BUILTIN.
14442 (BUILT_IN_NANF): Ditto.
14443 (BUILT_IN_NANL): Ditto.
14445 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
14446 Revital Eres <eres@il.ibm.com>
14448 * modulo-sched.c (calculate_must_precede_follow): Address TODO
14449 regarding the order of two dependent insns in the same row.
14451 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
14453 * stor-layout.c (layout_decl): Do not bump the alignment of a
14454 bit-field to more than byte alignment if it is packed.
14456 2008-02-24 David Edelsohn <edelsohn@gnu.org>
14458 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
14461 2008-02-24 Diego Novillo <dnovillo@google.com>
14463 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
14466 * tree-vrp.c (vrp_evaluate_conditional): With
14467 -Wtype-limits, emit a warning when comparing against a
14468 constant outside the natural range of OP0's type.
14469 * c.opt (Wtype-limits): Move ...
14470 * common.opt (Wtype-limits): ... here.
14472 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
14474 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
14475 * config/rs6000/e300c2c3.md: New file.
14476 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14478 (rs6000_override_options): Add e300c2 and e300c3 cases to
14479 processor_target_table. Do not allow usage of Altivec or Spe
14480 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
14481 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
14482 * config/rs6000/rs6000.h (processor_type): Add
14483 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
14484 (ASM_CPU_SPEC): Add e300c2 and e300c3.
14485 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
14486 and ppce300c3. Include e300c2c3.md.
14488 2008-02-23 David Edelsohn <edelsohn@gnu.org>
14490 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
14491 instead of TARGET_STRICT_ALIGN.
14493 2008-02-23 Joseph Myers <joseph@codesourcery.com>
14495 * explow.c (memory_address): Assert that the generated address is
14498 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14501 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
14502 * config/darwin-ppc-ldouble-patch.def: New file.
14503 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
14504 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
14505 SUBTARGET_INIT_BUILTINS if defined.
14506 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
14509 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
14512 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
14513 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
14515 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
14518 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
14519 file" warning condtional on -Winvalid-PCH.
14521 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
14523 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
14525 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
14529 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
14530 prevent reload from using MMX registers.
14531 (*mov<mode>_internal): Ditto.
14532 (*movv2sf_internal_rex64): Ditto.
14533 (*movv2sf_internal): Ditto.
14535 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14537 PR documentation/31569
14538 * doc/install.texi2html: Use makeinfo --no-number-sections.
14540 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14542 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
14543 ensure that we can address an entire entity > 8 bytes. Don't
14544 generate reg+reg addressing for such data.
14546 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14548 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
14549 strings when optimizing for size, unless the target cares about
14552 2008-02-22 Tom Tromey <tromey@redhat.com>
14554 * regclass.c (current_pass): Remove declaration.
14556 2008-02-22 Anatoly Sokolov <aesok@post.ru>
14558 * config/avr/libgcc.S (__RAMPZ__): Define.
14559 (__do_copy_data): Add for devices with 128KB code memory.
14561 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14563 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14565 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
14567 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
14569 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
14572 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14575 * c-typeck.c (build_binary_op): Warn about floating point
14576 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
14578 2008-02-21 Janis Johnson <janis187@us.ibm.com>
14581 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
14582 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
14584 (rs6000_override_options): Set altivec_abi as default, not override,
14585 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
14586 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
14587 is used; use new member spe_abi.
14588 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
14589 spe_abi and altivec_abi.
14591 2008-02-22 Tomas Bily <tbily@suse.cz>
14593 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
14595 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14598 * config.build (build_file_translate): Set to `CMD //c' only if
14600 * Makefile.in (build_file_translate): Improve comment.
14602 2008-02-21 Jan Hubicka <jh@suse.cz>
14604 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
14605 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
14606 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
14608 2008-02-21 Michael Matz <matz@suse.de>
14611 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
14613 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
14615 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
14616 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
14617 as insn constraint.
14618 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
14619 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
14620 SSE_VEC_FLOAT_MODE_P as insn constraint.
14621 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
14622 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
14623 sse4a_movntdf using MODEF mode iterator.
14624 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
14625 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
14626 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
14627 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
14628 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
14629 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
14630 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
14632 2008-02-21 Richard Guenther <rguenther@suse.de>
14634 * tree.def (PAREN_EXPR): New tree code.
14635 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
14637 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
14638 * expr.c (expand_expr_real_1): Likewise.
14639 * tree-inline.c (estimate_num_insns_1): Likewise.
14640 * tree-complex.c (expand_complex_move): Likewise.
14641 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
14644 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14647 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
14649 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14652 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
14654 * config/sh/sh.c (find_barrier): Don't go past
14655 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
14657 2008-02-20 DJ Delorie <dj@redhat.com>
14659 * config/h8300/h8300.md (insv): Force source operand to be a register.
14661 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
14662 as a jump, not as a plain insn.
14664 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
14666 * doc/invoke.texi (Warning Options): Add new option
14667 -Wframe-larger-than=.
14668 (-Wframe-larger-than): Document.
14670 * flags.h (warn_frame_larger_than, frame_larger_than_size):
14671 Add declarations for new option variables.
14673 * final.c (final_start_function): Check the frame size
14674 before emission and issue a Wframe-larger-than warning.
14676 * opts.c (warn_frame_larger_than, frame_larger_than_size):
14677 Add definitions for new option variables.
14678 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
14680 * common.opt (Wframe-larger-than=): New option.
14682 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14684 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
14685 (<sse>_div<mode>3): Ditto.
14686 (<sse>_vmdiv<mode>3): Ditto.
14687 (<sse>_vmsqrt<mode>2): Ditto.
14688 (*smax<mode>3): Ditto.
14689 (sse5_frcz<mode>2): Ditto.
14690 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
14691 as insn constraint.
14693 2008-02-20 Richard Guenther <rguenther@suse.de>
14695 PR middle-end/35265
14696 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
14697 be happy with INTEGRAL_TYPE_P.
14699 2008-02-20 Richard Guenther <rguenther@suse.de>
14701 * fold-const.c (split_tree): Associate floatig-point expressions
14702 if flag_associative_math is set.
14704 2008-02-20 Richard Guenther <rguenther@suse.de>
14706 * tree.h (fold_real_zero_addition_p): Declare.
14707 * fold-const.c (fold_real_zero_addition_p): Export.
14708 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
14709 floating-point operations with zero and one.
14711 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
14713 * doc/install.texi: Correct references to CFLAGS, replacing them
14714 with BOOT_CFLAGS. Document flags used during bootstrap for
14717 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14719 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
14720 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
14721 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
14723 (smin<mode>3): Ditto from similar patterns.
14724 (smax<mode>3): Ditto.
14725 (*ieee_smin<mode>3): Ditto.
14726 (*ieee_smax<mode>3): Ditto.
14727 * config/i386/sse.md (sse): New mode attribute.
14728 (mov<mode>): Macroize expander from movv4sf and movv2df using
14729 SSEMODEF2P mode iterator.
14730 (<sse>_movnt<mode>): Ditto from similar patterns. Use
14731 SSE_VEC_FLOAT_MODE_P as insn constraint.
14732 (storent<mode>): Ditto.
14733 (storent<mode>): Macroize expander from storentsf and storentdf using
14734 MODEF mode iterator.
14735 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
14736 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
14737 (abs<mode>2): Ditto from similar patterns.
14738 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
14739 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
14740 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
14741 (<sse>_vmsqrt<mode>2): Ditto.
14742 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
14743 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
14744 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
14745 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
14746 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
14747 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
14748 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
14750 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
14751 iterator and SSE_FLOAT_MODE_P as insn constraint.
14752 (<sse>_ucomi): Ditto from similar patterns.
14753 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
14754 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
14755 SSE_VEC_FLOAT_MODE_P as insn constraint.
14756 (vcond<mode>): Ditto from similar patterns.
14757 (and<mode>3, *and<mode>3): Ditto.
14758 (<sse>_nand<mode>3): Ditto.
14759 (ior<mode>3, *ior<mode>3): Ditto.
14760 (xor<mode>3, *xor<mode>3): Ditto.
14761 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
14762 iterator and SSE_FLOAT_MODE_P as insn constraint.
14763 (*nand<mode>3): Ditto from similar patterns.
14764 (*ior<mode>3): Ditto.
14765 (*xor<mode>3): Ditto.
14767 2008-02-20 Ira Rosen <irar@il.ibm.com>
14769 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
14770 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
14771 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
14773 2008-02-19 Jan Hubicka <jh@suse.cz>
14775 * predict.c (tree_bb_level_predictions): Remove variable next
14776 mistakely introduced by previous commit.
14778 2008-02-19 Jan Hubicka <jh@suse.cz>
14780 * predict.c (predict_paths_leading_to): Rewrite.
14781 (predict_paths_for_bb): New.
14782 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
14784 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14787 * Makefile.in (build_file_translate): New.
14788 (gcc-vers.texi): Use it for translating $(abs_srcdir).
14789 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
14790 * configure.ac (build_file_translate): Substitute it.
14791 * configure: Regenerate.
14793 2008-02-19 Jan Hubicka <jh@suse.cz>
14795 PR rtl-optimization/34408
14796 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
14799 2008-02-19 Jan Hubicka <jh@suse.cz>
14801 PR middle-end/28779
14802 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
14805 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
14808 * config/i386/i386-modes.def: Revert the last DI alignment
14809 change until Ada people can look into it.
14811 2008-02-19 Nick Clifton <nickc@redhat.com>
14813 * opts.c (print_specific_help): Fix typo in --help text.
14815 2008-02-19 Jakub Jelinek <jakub@redhat.com>
14818 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
14819 32-bit inline asm without asm alternatives for host GCC < 3.0.
14821 2008-02-19 Richard Guenther <rguenther@suse.de>
14823 PR tree-optimization/34989
14824 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
14825 Allow propagation to INDIRECT_REF if we can simplify only.
14827 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14829 * c-common.c (warn_for_collisions_1): Use appropriate option when
14832 2008-02-19 Nick Clifton <nickc@redhat.com>
14835 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
14836 (handle_options): Fix indentation.
14837 (print_filtered_help): If no language-specific options were
14838 displayed tell the user how to list all the options supported by
14839 the language's front-end.
14840 (print_specific_help): Fix indentation and remove duplicate line.
14841 (common_handle_option): Handle the -v option.
14842 For --help enable the display of undocumented options if the -v
14843 switch has been included on the command line.
14844 For --help= check for overlaps in the arguments between the option
14845 classes and the language names and issue a warning when they
14846 cannot be disambiguated.
14847 * c.opt (v): Pass on to the common option handler.
14849 2008-02-19 Revital Eres <eres@il.ibm.com>
14851 * modulo-sched.c (sms_schedule): Change dump message when
14852 create_ddg function fails.
14853 (try_scheduling_node_in_cycle): Rename row to cycle.
14854 (print_partial_schedule): Rename CYCLE to ROW.
14856 2008-02-19 Christian Bruel <christian.bruel@st.com>
14857 Zdenek Dvorak <ook@ucw.cz>
14859 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
14861 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
14864 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
14865 (*x86_movdicc_0_m1_se): Ditto.
14867 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
14869 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
14870 (CMPtype): Define as __gcc_CMPtype.
14871 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
14872 (CMPtype): Define as __gcc_CMPtype.
14874 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
14876 Support valgrind 3.3 for --enable-checking=valgrind.
14877 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
14879 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
14880 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
14881 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
14882 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
14883 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
14884 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
14885 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
14887 * ggc-zone.c: Similar.
14888 * ggc-page.c: Similar.
14890 2008-02-19 Paul Brook <paul@codesourcery.com>
14893 * config/arm/ieee754-df.S: Fix do_it typo.
14894 * config/arm/ieee754-sf.S: Fix do_it typo.
14896 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
14899 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
14900 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
14901 (OPTION_MASK_ISA_SSE_SET): Likewise.
14902 (OPTION_MASK_ISA_SSE2_SET): Likewise.
14903 (OPTION_MASK_ISA_SSE3_SET): Likewise.
14904 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
14905 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
14906 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
14907 (OPTION_MASK_ISA_SSE4_SET): Likewise.
14908 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
14909 (OPTION_MASK_ISA_SSE5_SET): Likewise.
14910 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
14911 (OPTION_MASK_ISA_MMX_UNSET): Updated.
14912 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
14913 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14914 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14915 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14916 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14917 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14918 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14919 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
14920 (OPTION_MASK_ISA_SSE4): Removed.
14921 (ix86_handle_option): Turn on bits in ix86_isa_flags and
14922 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
14923 (override_options): Don't turn on implied SSE/MMX bits in
14926 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
14928 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14931 2008-02-18 Joey Ye <joey.ye@intel.com>
14933 PR middle-end/34921
14934 * tree-nested.c (insert_field_into_struct): Set type alignment
14935 to field alignment if the former is less than the latter.
14937 2008-02-18 Jakub Jelinek <jakub@redhat.com>
14939 * BASE-VER: Set to 4.4.0.
14941 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14943 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
14944 * doc/cfg.texi: Likewise.
14945 * doc/extend.texi: Likewise.
14946 * doc/gty.texi: Likewise.
14947 * doc/invoke.texi: Likewise.
14948 * doc/loop.texi: Likewise.
14949 * doc/md.texi: Likewise.
14950 * doc/passes.texi: Likewise.
14951 * doc/rtl.texi: Likewise.
14952 * doc/sourcebuild.texi: Likewise.
14953 * doc/tm.texi: Likewise.
14954 * doc/tree-ssa.texi: Likewise.
14956 2008-02-17 Richard Guenther <rguenther@suse.de>
14958 PR middle-end/35227
14959 * tree-complex.c (init_parameter_lattice_values): Handle parameters
14960 without default definition.
14962 2008-02-17 Richard Guenther <rguenther@suse.de>
14964 PR tree-optimization/35231
14965 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
14968 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
14971 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14972 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
14973 libgcc_cmp_return mode.
14975 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14978 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
14980 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
14982 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
14985 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14987 * doc/c-tree.texi: Use `@.' where appropriate.
14988 * doc/extend.texi: Likewise.
14989 * doc/install.texi: Likewise.
14990 * doc/invoke.texi: Likewise.
14991 * doc/loop.texi: Likewise.
14992 * doc/makefile.texi: Likewise.
14993 * doc/md.texi: Likewise.
14994 * doc/passes.texi: Likewise.
14995 * doc/standards.texi: Likewise.
14996 * doc/tm.texi: Likewise.
14998 2008-02-15 Jakub Jelinek <jakub@redhat.com>
15000 PR middle-end/35196
15001 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
15003 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
15004 rather than in entry_bb.
15006 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15008 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
15009 libgcc_cmp_return mode.
15011 2008-02-15 Jakub Jelinek <jakub@redhat.com>
15013 PR middle-end/35130
15014 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
15015 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
15017 2008-02-15 Richard Guenther <rguenther@suse.de>
15018 Zdenek Dvorak <ook@ucw.cz>
15020 PR tree-optimization/35164
15021 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
15022 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
15023 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15024 Only propagate addresses which do not have abnormal SSA_NAMEs
15027 2008-02-15 Joseph Myers <joseph@codesourcery.com>
15030 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
15032 2008-02-15 Jan Hubicka <jh@suse.cz>
15034 PR middle-end/35149
15035 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
15037 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15039 PR middle-end/34621
15040 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
15041 when calculating alignment_pad.
15043 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15045 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
15046 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
15047 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
15048 and STACK_BOUNDARY define.
15050 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
15052 PR preprocessor/35061
15053 * c-pragma.c (handle_pragma_pop_macro): Check that
15054 pushed_macro_table has been allocated.
15056 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
15058 PR middle-end/35136
15059 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
15060 (force_gimple_operand): Likewise.
15061 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
15062 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
15063 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
15064 (find_interesting_uses_address): Check addressability and alignment
15065 of the base expression only after substituting bases of IVs into it.
15067 2008-02-14 Michael Matz <matz@suse.de>
15070 * function.c (instantiate_virtual_regs_in_insn): Reload address
15071 before falling back to reloading the whole operand.
15073 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
15075 * config/s390/s390.c (s390_mainpool_start): Emit the pool
15076 before the first section switch note.
15078 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15080 * doc/bugreport.texi: Update copyright years.
15081 * doc/c-tree.texi: Likewise.
15082 * doc/cfg.texi: Likewise.
15083 * doc/cpp.texi: Likewise.
15084 * doc/cppinternals.texi: Likewise.
15085 * doc/fragments.texi: Likewise.
15086 * doc/frontends.texi: Likewise.
15087 * doc/gcc.texi: Likewise.
15088 * doc/gty.texi: Likewise.
15089 * doc/hostconfig.texi: Likewise.
15090 * doc/implement-c.texi: Likewise.
15091 * doc/libgcc.texi: Likewise.
15092 * doc/loop.texi: Likewise.
15093 * doc/makefile.texi: Likewise.
15094 * doc/options.texi: Likewise.
15095 * doc/passes.texi: Likewise.
15096 * doc/rtl.texi: Likewise.
15097 * doc/sourcebuild.texi: Likewise.
15098 * doc/standards.texi: Likewise.
15099 * doc/tree-ssa.texi: Likewise.
15100 * doc/trouble.texi: Likewise.
15102 * doc/extend.texi: Use @: or add comma where appropriate.
15103 * doc/invoke.texi: Likewise.
15104 * doc/tm.texi: Likewise.
15106 2008-02-14 Alan Modra <amodra@bigpond.net.au>
15109 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
15112 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
15114 * doc/md.texi (clz, ctz): Add reference.
15115 * doc/rtl.texi (clz, ctz): Likewise.
15117 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15120 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
15123 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
15125 * config/s390/s390.c (struct constant_pool): New field
15126 emit_pool_after added.
15127 (s390_mainpool_start): Set the emit_pool_after flag according
15128 to the section switch notes.
15129 (s390_mainpool_finish): Consider emit_pool_after when emitting
15130 the literal pool at the end of the function.
15131 (s390_chunkify_start): Force literal pool splits at section
15134 2008-02-13 Michael Matz <matz@suse.de>
15137 * var-tracking.c (clobber_variable_part): Correctly traverse the
15140 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15143 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
15144 Add -fdump-ipa-inline.
15145 * tree-dump.c (dump_files): Remove tree-inlined dump.
15146 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
15148 2008-02-12 Richard Guenther <rguenther@suse.de>
15150 PR tree-optimization/35171
15151 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
15154 2008-02-12 Richard Guenther <rguenther@suse.de>
15156 PR middle-end/35163
15157 * fold-const.c (fold_widened_comparison): Use get_unwidened in
15158 value-preserving mode. Disallow final truncation.
15160 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
15162 PR middle-end/35136
15163 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
15164 code from here to...
15165 (force_gimple_operand): ...here.
15167 2008-02-12 Jakub Jelinek <jakub@redhat.com>
15170 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
15171 non-compatible pointers.
15172 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
15173 different FIELD_DECLs, try harder by comparing field offsets, sizes
15176 PR inline-asm/35160
15177 * function.c (match_asm_constraints_1): Don't replace the same input
15180 2008-02-12 Anatoly Sokolov <aesok@post.ru>
15182 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
15183 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
15184 (expand_epilogue): Restore RAMPZ register.
15185 * config/avr/avr.md (RAMPZ_ADDR): New constant.
15187 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
15189 * config/i386/cygwin.asm: (__alloca): Correct calling
15190 convention and alignment.
15191 (__chkstk): Force 8 byte stack alignment.
15193 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
15194 Richard Guenther <rguenther@suse.de>
15196 PR tree-optimization/33992
15197 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
15198 the zero we compare against.
15200 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
15202 PR libfortran/35063
15203 * gthr-win32.h (__gthread_mutex_destroy_function): New function
15204 to CloseHandle after unlocking to prevent accumulation of handle
15207 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15209 PR middle_end/34150
15210 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
15211 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
15212 and update LABEL_NUSES during and after reload.
15214 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
15216 PR middle-end/34627
15217 * combine.c (simplify_if_then_else): Make sure the comparison is
15218 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
15220 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
15223 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
15224 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
15225 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
15226 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
15227 * tree.h (get_type_static_bounds): Likewise.
15229 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15231 * doc/invoke.texi (Option Summary, C++ Dialect Options)
15232 (Objective-C and Objective-C++ Dialect Options, Warning Options):
15233 Make -Wfoo language annotations match what the compiler outputs.
15235 2008-02-08 Sa Liu <saliu@de.ibm.com>
15237 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
15238 intrinsics spu_convts, spu_convtu, spu_convtf.
15240 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
15242 * doc/extend.texi (Function Attributes) <noinline>: Mention
15243 asm ("") as method to keep calls.
15245 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15248 * doc/options.texi (Options): Replace references to opts.sh with
15250 * opts-common.c: Likewise.
15251 * optc-gen.awk: Likewise.
15253 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
15255 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
15257 2008-02-07 Richard Henderson <rth@redhat.com>
15260 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
15261 EXPR_LIST for the REG_EQUAL instead of a comparison with a
15264 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
15266 PR tree-optimization/35085
15267 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
15268 for operand entry oe2 in addition to operand entry oe3 in order to
15269 expose more opportunities for vectorizer sum reduction.
15271 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15274 * Makefile.in (LIBS): Remove $(GMPLIBS).
15275 (cc1-dummy, cc1): Add $(GMPLIBS).
15277 2008-02-06 Jan Hubicka <jh@suse.cz>
15280 * i386.md (moddf_integer): Do not produce partial memory stalls for
15281 targets where it hurts.
15283 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
15286 * optabs.c (expand_float): Do not check for decimal modes when
15287 expanding unsigned integer through signed conversion.
15289 2008-02-06 Nick Clifton <nickc@redhat.com>
15291 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
15292 inside the clobber with a match_operand and duplicated operand
15293 number in the constraint.
15294 (ineqbranchsi): Delete redundant comment.
15296 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
15298 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
15299 builtin_define ("__USE_INIT_FINI__").
15300 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
15302 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
15304 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15306 PR documentation/30330
15307 * doc/invoke.texi (C++ Dialect Options)
15308 (Objective-C and Objective-C++ Dialect Options, Warning Options):
15309 For each warning option -Wfoo that allows -Wno-foo, ensure both
15310 -Wfoo and -Wno-foo are listed in the option index. Fix index
15311 entry of -Wswitch-default, index -Wnormalized= including the
15312 `=', and -Wlarger-than-@var{len} including @var{len}.
15314 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
15316 * config/i386/i386.md (floatunssisf2): Use
15317 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
15318 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
15319 Macroize expander using MODEF mode iterator.
15321 2008-02-05 Diego Novillo <dnovillo@google.com>
15323 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
15326 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
15328 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15331 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
15333 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
15336 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
15337 to indicate if a message should be generated.
15338 (init_cumulative_args): Updated.
15339 (function_value_32): Likewise.
15341 2008-02-05 Joseph Myers <joseph@codesourcery.com>
15343 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
15345 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
15348 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
15349 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
15351 2008-02-04 Diego Novillo <dnovillo@google.com>
15353 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
15356 * tree-vrp.c (vrp_evaluate_conditional): With
15357 -Wtype-limits, emit a warning when comparing against a
15358 constant outside the natural range of OP0's type.
15360 2008-02-04 Richard Guenther <rguenther@suse.de>
15362 PR middle-end/33631
15363 * expr.c (count_type_elements): Give for unions instead of
15366 2008-02-04 Richard Guenther <rguenther@suse.de>
15368 PR middle-end/35043
15369 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
15370 to TYPE_DOMAINs base type instead of using bitsizetype here.
15372 2008-02-03 Jason Merrill <jason@redhat.com>
15374 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
15376 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15379 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
15380 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
15381 (RS/6000 and PowerPC Options): Fix typos and markup.
15382 * doc/passes.texi (Tree-SSA passes): Likewise.
15384 2008-02-02 Michael Matz <matz@suse.de>
15387 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
15388 from record_last_reg_set_info.
15389 (record_last_reg_set_info): Take an RTX argument, iterate over all
15390 constituent hardregs.
15391 (record_last_set_info, record_opr_changes): Change calls to
15392 new signature or to record_last_reg_set_info_regno.
15394 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
15396 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
15398 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
15400 PR rtl-optimization/34773
15401 * reg-notes.def (EQUAL): Mention significance of combination of
15402 REG_EQUAL and REG_RETVAL.
15403 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
15404 insn that has a REG_RETVAL.
15406 2008-02-01 Roger Sayle <roger@eyesopen.com>
15409 * configure.ac (--enable-fixed-point): Disable unless explicitly
15411 * configure: Regenerate.
15413 2008-02-01 Richard Guenther <rguenther@suse.de>
15416 * invoke.texi (-finline-limit): Remove no longer true parts
15417 of the documentation. Note that there is no default value.
15419 2008-02-01 Andrew Pinski <pinskia@gmail.com>
15420 Mark Mitchell <mark@codesourcery.com>
15421 Ben Elliston <bje@au.ibm.com>
15424 * doc/extend.texi (Other Builtins): Document.
15426 2008-01-31 Tom Browder <tom.browder@gmail.com>
15428 * doc/c-tree.texi (Types): Fix grammar.
15429 (Expression trees): Ditto.
15430 * doc/passes.texi (Tree-SSA passes): Ditto.
15432 * doc/configterms.texi (Configure Terms): Fix typo.
15433 * doc/cpp.texi (Common Predefined Macros): Ditto.
15434 * doc/md.texi (Machine Constraints): Ditto.
15436 * doc/makefile.texi (Makefile): Add comma.
15438 2008-01-31 Tom Browder <tom.browder@gmail.com>
15439 Gerald Pfeifer <gerald@pfeifer.com>
15441 * doc/sourcebuild.texi (Front End): Remove references to CVS
15442 and CVSROOT/modules.
15443 (Texinfo Manuals): Replace reference to CVS by one to SVN.
15444 (Back End): Remove reference to CVS.
15446 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
15449 * config/mips/mips.c (gen_load_const_gp): New function, taking a
15451 (mips16_gp_pseudo_reg): ...here.
15452 * config/mips/mips.md (load_const_gp): Replace with...
15453 (load_const_gp_<mode>): ...this :P-based insn.
15455 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15457 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
15458 options. Minor fixes.
15459 (-std): Move reference to standards closer to where language
15460 standards are first mentioned.
15462 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
15464 PR rtl-optimization/34995
15465 * reload.c (alternative_allows_const_pool_ref): Take an rtx
15466 parameter and return a bool. If the rtx parameter is nonnull,
15467 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
15468 (find_reloads): Update call accordingly. Pass the new operand
15469 if it needed no address reloads, otherwise pass null.
15471 2008-01-30 Richard Henderson <rth@redhat.com>
15474 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
15475 for unbounded arrays.
15477 2008-01-30 Silvius Rus <rus@google.com>
15479 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
15481 2008-01-30 Jan Hubicka <jh@suse.cz>
15484 * i386.c (init_cumulative_args): Use real function declaration when
15487 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
15489 PR rtl-optimization/34998
15490 * global.c (build_insn_chain): Treat non-subreg_lowpart
15491 SUBREGs of pseudos as clobbering all the words covered by the
15492 SUBREG, not just all the bytes.
15493 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
15494 original df_ref rather than an extract parameter.
15495 (global_conflicts): Update call accordingly.
15497 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
15499 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
15500 the overflow check to make it easier to read.
15501 (__fixtfdi): Change the type of the ll member in union
15502 long_double to UDItype_x.
15504 2008-01-30 Jakub Jelinek <jakub@redhat.com>
15506 PR middle-end/34969
15507 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
15508 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
15509 * tree-inline.c (fold_marked_statements): Call
15510 cgraph_update_edges_for_call_stmt if folding a call statement.
15511 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
15512 debug_generic_stmt calls, reset it back afterwards.
15515 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
15517 * c-typeck.c (build_external_ref): Don't pedwarn about
15518 static vars in current function's scope.
15520 2008-01-29 Joseph Myers <joseph@codesourcery.com>
15522 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
15524 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
15527 * ipa-struct-reorg.c: Fix spelling.
15528 * params.def: Ditto.
15530 2008-01-29 Richard Guenther <rguenther@suse.de>
15532 PR middle-end/35006
15533 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
15535 * tree-inline.c (remap_type): Increment remapping_type_depth
15536 around remapping types.
15537 (copy_body_r): Only add referenced variables if they are referenced
15538 from code, not types.
15540 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
15551 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
15552 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
15554 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
15557 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
15558 pointer for tiny stack.
15560 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15562 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
15564 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15566 * config/vx-common.h: Fix typo in comment.
15568 2008-01-28 Ian Lance Taylor <iant@google.com>
15572 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
15573 coalesce pointers if they have different DECL_NO_TBAA_P values.
15574 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
15575 between variables with different DECL_NO_TBAA_P values.
15577 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
15580 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
15581 are not legitimate small data references on SPE targets.
15583 2008-01-28 David Daney <ddaney@avtrex.com>
15585 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
15587 2008-01-28 David Daney <ddaney@avtrex.com>
15589 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
15591 2008-01-27 Joseph Myers <joseph@codesourcery.com>
15593 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
15594 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
15595 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
15596 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
15597 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15598 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
15599 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
15600 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
15602 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15604 * basic-block.h (condjump_equiv_p): Fix comment.
15606 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15608 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
15609 print_generic_stmt_indented): Fix comment.
15611 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15613 * configure.ac (__stack_chk_fail): Add detecion for availability
15614 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
15615 * configure: Regenerate.
15617 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
15619 PR middle-end/34688
15620 * final.c (output_addr_const): Handle TRUNCATE.
15622 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
15625 * tree-ssa-loop-ivopts.c (comp_cost): New type.
15626 (zero_cost, infinite_cost): New constants.
15627 (struct cost_pair): Change type of cost to comp_cost.
15628 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
15629 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
15631 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
15632 split_address_cost, ptr_difference_cost, difference_cost,
15633 get_computation_cost_at, get_computation_cost,
15634 determine_use_iv_cost_generic, determine_use_iv_cost_address,
15635 determine_use_iv_cost_condition, determine_use_iv_costs,
15636 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
15637 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
15638 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
15639 Change type of cost to comp_cost.
15640 (determine_iv_cost): Increase cost of non-original ivs, instead
15641 of decreasing the cost of original ones.
15642 (get_address_cost): Indicate the complexity of the addressing mode
15644 (try_add_cand_for): Prefer using ivs not specific to some object.
15645 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
15647 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
15648 Janis Johnson <janis187@us.ibm.com>
15651 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
15652 (TARGET_INSTANTIATE_DECLS): Likewise.
15653 * target.h (expand_to_rtl_hook): New target hook.
15654 (instantiate_decls): Likewise.
15655 * function.c (instantiate_decl): Make non-static. Rename to...
15656 (instantiate_decl_rtl): ... this.
15657 (instantiate_expr): Use instantiate_decl_rtl.
15658 (instantiate_decls_1): Likewise.
15659 (instantiate_decls): Likewise.
15660 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
15661 * function.h (instantiate_decl_rtl): Add prototype.
15662 * cfgexpand.c (target.h): New include.
15663 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
15664 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
15665 (TARGET_INSTANTIATE_DECLS): Likewise.
15666 (TARGET_INITIALIZER): New target hooks added.
15667 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
15669 * config/rs6000/rs6000.c (tree-flow.h): New include.
15670 (machine_function): Add sdmode_stack_slot field.
15671 (rs6000_alloc_sdmode_stack_slot): New function.
15672 (rs6000_instantiate_decls): Likewise.
15673 (rs6000_secondary_memory_needed_rtx): Likewise.
15674 (rs6000_check_sdmode): Likewise.
15675 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
15676 (TARGET_INSTANTIATE_DECLS): Likewise.
15677 (rs6000_hard_regno_mode_ok): Allow SDmode.
15678 (num_insns_constant): Likewise. Handle _Decimal32 constants.
15679 (rs6000_emit_move): Handle SDmode.
15680 (function_arg_advance): Likewise.
15681 (function_arg): Likewise.
15682 (rs6000_gimplify_va_arg): Likewise. Add special handling of
15683 SDmode var args for 32-bit compiles.
15684 (rs6000_secondary_reload_class): Handle SDmode.
15685 (rs6000_output_function_epilogue): Likewise.
15686 (rs6000_function_value): Simplify if statement.
15687 (rs6000_libcall_value): Likewise.
15688 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
15689 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
15690 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
15691 (movsd_hardfloat): New define_insn.
15692 (movsd_softfloat): Likewise.
15693 (movsd_store): Likewise.
15694 (movsd_load): Likewise.
15695 (extendsddd2): Likewise.
15696 (extendsdtd2): Likewise.
15697 (truncddsd2): Likewise.
15698 (movdd_hardfloat64): Fixup comment.
15699 (UNSPEC_MOVSD_LOAD): New constant.
15700 (UNSPEC_MOVSD_STORE): Likewise.
15702 2008-01-26 Jakub Jelinek <jakub@redhat.com>
15705 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
15707 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
15708 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
15709 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
15710 and TRUTH_XOR_EXPR.
15712 2008-01-26 David Edelsohn <edelsohn@gnu.org>
15715 * config.gcc: Separate AIX 5.3 from AIX 6.1.
15716 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15717 __LONGDOUBLE128 too.
15718 * config/rs6000/aix61.h: New file.
15720 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15722 PR rtl-optimization/34959
15723 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
15724 popcount and parity rtxes the same mode as their operand.
15725 Truncate or extend the result to the return value's mode
15728 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15731 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
15732 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
15733 to GOT_VERSION_REGNUM.
15734 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
15735 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
15736 * config/mips/mips.c (mips_emit_call_insn): New function.
15737 (mips_call_tls_get_addr): Call mips_expand_call directly.
15738 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
15740 (mips16_build_call_stub): Likewise. Return the call insn or null.
15741 (mips_expand_call): Update the call to mips16_build_call_stub
15742 accordingly and a remove redundant condition. Assert that MIPS16
15743 stubs do not use lazy binding. Use mips_emit_call_insn and return
15745 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
15747 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
15748 (mips_avoid_hazard): Remove hazard_set handling.
15749 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
15750 (UNSPEC_RESTORE_GP): ...this.
15751 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
15752 (FAKE_CALL_REGNO): Rename to...
15753 (GOT_VERSION_REGNUM): ...this.
15754 (type): Add "ghost" value. Add an associated insn reservation.
15755 (hazard_set): Remove.
15756 (exception_receiver): Rename to...
15757 (restore_gp): ...this and update the unspec identifier accordingly.
15758 (exception_receiver, nonlocal_got_receiver): New expanders.
15759 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
15760 FAKE_CALL_REGNO. Remove hazard_set attribute.
15761 (set_got_version, update_got_version): New patterns.
15763 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
15766 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
15768 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15771 * doc/install.texi2html: Generate gcc-vers.texi.
15773 2008-01-25 DJ Delorie <dj@redhat.com>
15775 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
15777 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15779 * config/c4x: Remove directory.
15780 * config.gcc (crx-*, mt-*): Mark obsolete.
15781 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
15782 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
15783 sh-*-rtemscoff*): Remove cases.
15784 * defaults.h (C4X_FLOAT_FORMAT): Remove.
15785 * real.c (encode_c4x_single, decode_c4x_single,
15786 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
15787 c4x_extended_format): Remove.
15788 * real.h (c4x_single_format, c4x_extended_format): Remove.
15789 * doc/extend.texi (interrupt, naked): Remove mention of attributes
15791 (Pragmas): Remove comment about c4x pragmas.
15792 * doc/install.texi (c4x): Remove target-specific instructions.
15793 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
15794 * doc/md.texi (Machine Constraints): Remove C4x documentation.
15795 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
15796 refer to C4x source files as examples.
15797 (C4X_FLOAT_FORMAT): Remove documentation.
15799 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
15801 * config/bfin/bfin.c (override_options): Reorder tests so that
15802 flag_pic gets enabled for -msep-data.
15804 2008-01-25 Richard Guenther <rguenther@suse.de>
15806 PR middle-end/32244
15807 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
15808 to its bitfield precision if required.
15810 2008-01-25 Jakub Jelinek <jakub@redhat.com>
15812 PR middle-end/33880
15813 * tree-nested.c (walk_omp_for): New function.
15814 (convert_nonlocal_reference, convert_local_reference): Call
15815 walk_omp_for on OMP_FOR.
15816 (convert_call_expr): Call walk_body on OMP_FOR's
15817 OMP_FOR_PRE_INIT_BODY.
15819 2008-01-25 Richard Guenther <rguenther@suse.de>
15821 PR tree-optimization/34966
15822 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
15823 default defs and PHI_NODEs we have to insert after the
15824 defining statement.
15826 2008-01-24 Nick Clifton <nickc@redhat.com>
15828 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
15829 Provide a default definition.
15830 (LIBGCC2_UNITS_PER_WORD): Likewise.
15832 * config/stormy16/stormy16.c: Include df.h for the prototype
15833 for df_regs_ever_live_p.
15834 (xstormy16_expand_builtin_va_start): Convert the stack offset
15835 into a component_ref and then use POINTER_PLUS_EXPR to add it
15836 to the incoming_virtual_args_rtx.
15837 (xstormy16_gimplify_va_arg_expr): Rename to
15838 xstormy16_gimplify_va_arg_expr.
15839 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
15840 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
15841 xstormy16_gimplify_va_arg_expr.
15842 Fix up some formatting issues.
15844 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
15845 Move to predicates.md.
15846 (xs_hi_general_operand): Likewise.
15847 (xs_hi_nonmemory_operand): Likewise.
15848 * config/stormy16/predicates.md:
15849 (xstormy16_carry_plus_operand): New predicate.
15850 (xs_hi_general_operand): New predicate.
15851 (xs_hi_nonmemory_operand): New predicate.
15852 * config/stormy16/stormy16-protos.h:
15853 (xstormy16_carry_plus_operand): Delete prototype.
15854 (xs_hi_general_operand): Likewise.
15855 (xs_hi_nonmemory_operand): Likewise.
15857 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
15858 modifiers as they are no longer needed and they can trigger
15859 reload spill failures.
15861 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
15862 with a match_operand in order to help reload.
15864 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
15865 constraint with 'e' for the 8th alternative as this version of
15866 the mov.w instruction only accepts the lower 8 registers.
15868 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
15871 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
15872 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
15875 2008-01-25 Jakub Jelinek <jakub@redhat.com>
15877 PR middle-end/33333
15878 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
15880 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
15882 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
15884 (remove_structure): Update allocations list before removing structure.
15886 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
15888 * ipa-struct-reorg.c (is_safe_cond_expr,
15889 create_new_stmts_for_cond_expr): Use integer_zerop function,
15890 that recognize not only zero-pointer, but zero-integer too.
15892 2008-01-25 Ben Elliston <bje@au.ibm.com>
15895 * fixproto: Escape "." in sed expression that strips leading "./".
15897 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
15900 * gcc.c (SWITCH_OK): Removed.
15901 (SWITCH_LIVE): Changed to bit.
15902 (SWITCH_FALSE): Likewise.
15903 (SWITCH_IGNORE): Likewise.
15904 (switchstr): Change live_cond to unsigned int.
15905 (process_command): Replace SWITCH_OK with 0.
15906 (do_self_spec): Likewise.
15907 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
15908 (give_switch): Likewise.
15909 (used_arg): Likewise.
15910 (do_spec_1): Set the SWITCH_IGNORE bit.
15911 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
15912 bits. Set the SWITCH_LIVE bit.
15914 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15916 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
15918 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
15920 PR tree-optimization/34472
15921 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
15922 parameter to a "bool *" and set *DATA to false if there is
15923 an unsafe access. Do not delete the structure here.
15924 (check_cond_exprs): Delete it here instead.
15925 (check_cond_exprs, exclude_cold_structs): Do not increase
15926 I when removing a structure.
15928 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
15931 * config/i386/i386.c (ix86_expand_vector_init): Consider only
15932 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
15934 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
15936 PR middle-end/34934
15937 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
15938 a fixed vector for stack.
15940 2008-01-24 Ben Elliston <bje@au.ibm.com>
15943 * doc/gcc.texi (Software development): Add a direntry for g++.
15945 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
15947 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
15948 stale and straggling -fforce-addr comments above.
15950 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
15952 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
15953 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
15955 2008-01-23 Michael Matz <matz@suse.de>
15958 * dwarf2out.c (force_type_die): Use modified_type_die instead of
15961 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
15963 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
15964 malloc result type.
15966 2008-01-23 Anatoly Sokolov <aesok@post.ru>
15968 * config/avr/avr.c (avr_current_arch): New variable.
15969 (avr_arch_types): Add 'avr31' and 'avr51' entries.
15970 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
15971 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
15972 (avr_override_options): Init 'avr_current_arch'.
15973 (base_arch_s): Move from here...
15974 * config/avr/avr.h (base_arch_s): ... here. Add new members
15975 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
15976 'mega' to 'have_jmp_call'.
15977 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
15978 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
15980 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
15982 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15983 MULTILIB_MATCHES): (Ditto.).
15985 2008-01-23 Richard Guenther <rguenther@suse.de>
15987 PR middle-end/31529
15988 * cgraphunit.c (cgraph_reset_node): Always mark the node
15989 not reachable if it is not queued already.
15991 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
15993 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
15994 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
15995 (cputype_selected): New static variable.
15996 (bfin_handle_option): Set it if -mcpu is used.
15997 (override_option): Select default set of workarounds if no cpu type
15998 selected on the command line.
15999 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
16001 From Michael Frysinger <michael.frysinger@analog.com>
16002 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
16003 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
16005 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
16006 for bf547, bf523, bf524, and bf526.
16007 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
16009 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16010 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
16011 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
16012 __ADSPBF547__ and __ADSPBF54x__ for bf547.
16013 * doc/invoke.texi (Blackfin Options): Document that
16014 -mcpu now accept bf547, bf523, bf524, and bf526.
16016 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
16018 PR rtl-optimization/34628
16019 * combine.c (try_combine): Stop and undo after the first combination
16020 if an autoincrement side-effect on the first insn has effectively
16023 2008-01-22 David Edelsohn <edelsohn@gnu.org>
16026 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
16027 Offset addresses are not valid for Altivec or paired float modes.
16029 2008-01-22 Jakub Jelinek <jakub@redhat.com>
16032 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
16033 if DECL_INITIAL (decl) is error_mark_node.
16036 * c-common.c (handle_vector_size_attribute): Only allow
16037 integral, scalar float and fixed point types. Handle OFFSET_TYPE
16038 the same way as pointer, array etc. types.
16039 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
16042 * tree.c (build_type_attribute_qual_variant): Call
16043 build_qualified_type if attributes are equal, but quals are not.
16045 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16048 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
16049 * flags.h (warn_strict_aliasing): Remove.
16050 (warn_strict_overflow): Remove.
16051 * opts.c (warn_strict_aliasing): Remove.
16052 (warn_strict_overflow): Remove.
16053 * c-opts.c (c_common_handle_option): -Wall only sets
16054 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
16055 (c_common_post_options): Give default values to -Wstrict-aliasing
16056 and -Wstrict-overflow if they are uninitialized.
16057 * common.opt (Wstrict-aliasing): Specify Var and Init.
16058 (Wstrict-overflow): Likewise.
16060 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16062 PR rtl-optimization/26854
16063 PR rtl-optimization/34400
16064 PR rtl-optimization/34884
16065 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
16067 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
16068 (df_rd_bb_info.expanded_lr_out): Deleted
16069 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
16070 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
16071 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
16072 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
16073 Removed code to allocate, initialize or free expanded_lr_out.
16074 (df_rd_bb_local_compute_process_def): Restructured to make more
16076 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
16077 sets if the sets are being trimmed.
16079 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
16082 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
16083 (as_vers): Likewise.
16084 * configure: Regenerated.
16086 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16088 PR middle-end/33092
16089 * tree-pass.h (pass_build_alias): New pass.
16090 * tree-ssa-alias.c (gate_build_alias): New.
16091 (pass_build_alias): New.
16092 * passes.c (init_optimization_passes): Add pass_build_alias after
16093 pass_create_structure_vars.
16095 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
16097 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
16098 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
16099 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
16100 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
16101 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
16102 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
16103 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
16104 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
16105 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
16106 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
16107 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
16108 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
16109 * config/s390/s390.md (FP_ALL): New mode iterator.
16110 (_d): New mode attribute.
16111 ("*signbit<mode>2>"): Changed mode of first operand.
16112 ("isinf<mode>2"): Changed mode of first operand.
16113 ("*TDC_insn"): Adaptation for DFP modes.
16115 2008-01-22 Ben Elliston <bje@au.ibm.com>
16117 * tree.c (check_qualified_type): Improve function description.
16119 2008-01-21 Jason Merrill <jason@redhat.com>
16122 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
16123 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
16126 2008-01-21 DJ Delorie <dj@redhat.com>
16128 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
16131 2008-01-21 Richard Guenther <rguenther@suse.de>
16133 PR middle-end/34856
16134 * tree-cfg.c (verify_expr): Allow all invariant expressions
16135 instead of just constant class ones as reference argument.
16136 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
16137 like any other constant.
16138 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16140 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
16142 * regmove.c (fixup_match_1): Update call crossed frequencies.
16144 2008-01-21 Richard Guenther <rguenther@suse.de>
16147 * tree-inline.c (setup_one_parameter): Deal with mismatched
16148 types using a VIEW_CONVERT_EXPR.
16150 2008-01-21 Alon Dayan <alond@il.ibm.com>
16151 Olga Golovanevsky <olga@il.ibm.com>
16153 PR tree-optimization/34701
16154 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
16155 when the structure size is not a power of 2.
16157 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
16159 * doc/install.texi: Add doc for --enable-checking=df.
16161 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
16163 PR rtl-optimization/34808
16164 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
16166 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
16168 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
16171 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16173 PR rtl-optimization/26854
16174 PR rtl-optimization/34400
16175 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
16177 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
16178 (df_rd_bb_info.expanded_lr_out): New.
16179 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
16180 * loop_iv.c (iv_analysis_loop_init): Ditto.
16181 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
16182 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
16183 Added code to allocate, initialize or free expanded_lr_out.
16184 (df_rd_bb_local_compute_process_def): Restructured to make
16185 more understandable.
16186 (df_rd_confluence_n): Add code to do nothing with fake edges and
16187 code to no apply invalidate_by_call sets if the sets are being trimmed.
16188 (df_lr_local_finalize): Renamed to df_lr_finalize.
16189 (df_live_local_finalize): Renamed to df_live_finalize.
16191 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
16194 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
16195 deciding whether to use reciprocal instructions.
16197 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
16199 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
16200 dwarf2out_note_section_used if cold_text_section is NULL.
16202 2008-01-19 Jakub Jelinek <jakub@redhat.com>
16204 PR gcov-profile/34610
16205 * tree-cfg.c (make_edges): Mark both outgoing edges from
16206 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
16207 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
16208 from OMP_FOR and OMP_CONTINUE outgoing edges.
16210 * tree-profile.c (tree_profiling): Return early if
16211 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
16213 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
16214 from cfun to child_cfun.
16215 * function.h (struct function): Add after_tree_profile bit.
16217 2008-01-19 Anatoly Sokolov <aesok@post.ru>
16219 * config/avr/avr.S (_exit): Disable interrupt.
16221 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16222 Steven Bosscher <stevenb.gcc@gmail.com>
16224 PR rtl-optimization/26854
16225 PR rtl-optimization/34400
16226 * df-problems.c (df_live_scratch): New scratch bitmap.
16227 (df_live_alloc): Allocate df_live_scratch when doing df_live.
16228 (df_live_reset): Clear the proper bitmaps.
16229 (df_live_bb_local_compute): Only process the artificial defs once
16230 since the order is not important.
16231 (df_live_init): Init the df_live sets only with the variables
16232 found live by df_lr.
16233 (df_live_transfer_function): Use the df_lr sets to prune the
16234 df_live sets as they are being computed.
16235 (df_live_free): Free df_live_scratch.
16237 2008-01-18 Ian Lance Taylor <iant@google.com>
16239 * common.opt: Add fmerge-debug-strings.
16240 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
16241 flag_merge_debug_strings rather than flag_merge_constants.
16242 * doc/invoke.texi (Option Summary): Mention
16243 -fmerge-debug-strings.
16244 (Debugging Options): Document -fmerge-debug-strings.
16246 2008-01-18 Ian Lance Taylor <iant@google.com>
16249 * tree.h (DECL_IS_OPERATOR_NEW): Define.
16250 (struct tree_function_decl): Add new field operator_new_flag.
16251 * tree-inline.c (expand_call_inline): When inlining a call to
16252 operator new, force the return value to go into a variable, and
16253 set DECL_NO_TBAA_P on that variable.
16254 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
16256 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
16259 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
16260 DWARF2_DEBUGGING_INFO.
16261 (dwarf2out_note_section_used): Ditto. Add prototype.
16262 (have_multiple_function_sections, text_section_used,
16263 cold_text_section_used, *cold_text_sections): Move declarations
16266 2008-01-17 Bob Wilson <bob.wilson@acm.org>
16268 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
16269 field and add signal_ra.
16270 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
16271 assignments to frame state pc. Move end of stack check after
16272 MD_FALLBACK_FRAME_STATE_FOR.
16273 (uw_update_context_1): Use frame state signal_regs if set, instead
16274 of checking signal_frame flag.
16275 (uw_update_context): Use frame state signal_ra if set.
16276 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
16277 * config/xtensa/linux-unwind.h: New file.
16279 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
16281 * modulo-sched.c (get_sched_window): Fix comment typo.
16283 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
16285 PR tree-optimization/34648
16286 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
16288 2008-01-17 Anatoly Sokolov <aesok@post.ru>
16290 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
16291 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
16293 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
16295 PR rtl-optimization/34400
16296 * df-core.c (df_worklist_dataflow_overeager,
16297 df_worklist_dataflow_doublequeue): New functions.
16298 (df_worklist_dataflow): Two different worklist solvers.
16299 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
16302 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16305 * doc/invoke.texi: Document the dependence on pthread for fopenmp
16306 and ftree-parallelize-loops.
16308 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
16310 PR rtl-optimization/34826
16311 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
16313 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
16315 * global.c (find_reg): Mark the eh regs as used if necessary.
16316 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
16317 * ra.h (struct allocno): no_eh_reg field added. Changed
16318 no_stack_reg type to bitfield.
16320 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
16322 * tree.c (substitute_in_expr): Add missing 'break'.
16324 2008-01-17 Richard Guenther <rguenther@suse.de>
16326 PR tree-optimization/34825
16327 * tree-ssa-math-opts.c (is_division_by): Do not recognize
16328 x / x as division to handle.
16330 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16332 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
16333 "-pthread" is specified.
16334 * pa-hpux11.h (LIB_SPEC): Likewise.
16336 2008-01-16 Janis Johnson <janis187@us.ibm.com>
16337 Peter Bergner <bergner@vnet.ibm.com>
16339 PR rtl-optimization/33796
16340 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
16342 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16344 PR libgfortran/34699
16345 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
16347 * pa-hpux10.h (LINK_SPEC): Likewise.
16348 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
16350 2008-01-16 Richard Guenther <rguenther@suse.de>
16352 PR middle-end/32628
16353 * fold-const.c (fold_convert_const_int_from_int): Do not
16354 set overflow if that occured only because of a sign extension
16355 change when converting from/to a sizetype with the same
16356 precision and signedness.
16358 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
16361 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
16362 location address to the correct place. Update copyright year.
16364 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16366 * lambda-code.c (lambda_transform_legal_p): Handle the case of
16367 no dependences in the dependence_relations vector.
16369 2008-01-16 Jan Hubicka <jh@suse.cz>
16371 PR rtl-optimization/31396
16372 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
16373 * cfg.c (dump_reg_info): Print it.
16374 * regs.h (struct reg_info_t): add freq_calls_crossed.
16375 (REG_FREQ_CALLS_CROSSED): New macro.
16376 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
16377 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
16378 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
16379 regmove_optimize): Update call crossed frequencies.
16380 * local-alloc.c (struct qty): Add freq_calls_crossed.
16381 (alloc_qty): Copute freq_calls_crossed.
16382 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
16383 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
16384 * ra.h (struct allocno): Add freq_calls_crossed.
16386 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16388 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
16389 libgomp when compiling with ftree-parallelize-loops.
16390 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
16392 2008-01-16 Richard Guenther <rguenther@suse.de>
16394 PR tree-optimization/34769
16395 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
16396 * tree.c (int_cst_value): Instead make this function more
16397 permissive in what it accepts as valid input. Document this
16398 function always sign-extends the value.
16400 2008-01-16 Jakub Jelinek <jakub@redhat.com>
16401 Richard Guenther <rguenther@suse.de>
16404 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
16405 (gimple_fold_indirect_ref_rhs): ... this.
16406 (gimple_fold_indirect_ref): New function with foldings
16407 that preserve lvalueness.
16408 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
16409 * tree-flow.h (gimple_fold_indirect_ref): Declare.
16410 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
16411 to fold an INDIRECT_REF, fall back to the old use of
16412 fold_indirect_ref_1.
16414 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16416 * tree-data-ref.c (subscript_dependence_tester_1): Call
16417 free_conflict_function.
16418 (compute_self_dependence): Same.
16420 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
16423 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
16424 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
16426 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
16427 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
16428 for DWARF2_UNWIND_INFO targets.
16430 2008-01-16 Richard Guenther <rguenther@suse.de>
16433 * c-typeck.c (common_pointer_type): Do not merge inconsistent
16434 type qualifiers for function types.
16436 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
16438 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
16439 loop_iterator li from previous commit.
16441 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
16443 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
16445 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
16447 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
16448 (parallelize_loops): Don't parallelize irreducible components.
16450 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16453 * c-opts (c_common_post_options): Do not enable CPP
16454 flag_pedantic_errors by default.
16456 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
16458 PR rtl-optimization/31944
16459 * cse.c (remove_pseudo_from_table): New function.
16460 (merge_equiv_classes): Use above function to remove pseudo-registers.
16461 (invalidate): Likewise.
16463 2008-01-13 Richard Guenther <rguenther@suse.de>
16465 PR middle-end/34601
16466 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
16467 instead of TYPE_MODE to deal with calls from expand_one_error_var.
16469 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
16471 * gcse.c (cprop_jump): Call validate_unshare_change instead of
16472 validate_change to unshare the source of the PC set.
16474 2008-01-12 Jan Hubicka <jh@suse.cz>
16476 PR middle-end/32135
16477 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
16478 references above array bounds. This might trigger bounds checks for
16479 pointers to arrays.
16481 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
16483 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
16484 new_replaceable_dependencies.
16486 2008-01-12 Doug Kwan <dougkwan@google.com>
16488 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
16489 instead of OPT_Wreturn_type in warning due to ignored return type
16491 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
16492 options included in -Wextra.
16493 * c.opt: New option -Wignored_qualifiers.
16494 * doc/invoke.texi (Warning Options, -Wextra): Add new option
16495 -Wignore_qualifiers.
16496 (-Wignored-qualifiers): Document.
16497 (-Wreturn-type): Remove description of functionality now handled
16498 by -Wignored-qualifiers.
16500 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
16503 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
16504 NOP_EXPR if it is between integral types with the same precision.
16506 2008-01-12 Jan Hubicka <jh@suse.cz>
16509 * invoke.texi (max-inline-recursive-depth): Fix default value.
16511 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
16513 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
16516 2008-01-11 Bob Wilson <bob.wilson@acm.org>
16518 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
16520 2008-01-11 James E. Wilson <wilson@specifix.com>
16523 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
16525 2008-01-11 Anatoly Sokolov <aesok@post.ru>
16527 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
16528 save/restore frame pointer register and don't use 'call-prologues'
16529 optimization in function with "OS_task" attribute.
16531 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
16533 PR middle-end/31309
16534 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
16535 when copying to memory.
16537 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
16539 PR rtl-optimization/30905
16540 * cfgcleanup.c: Include dce.h
16541 (crossjumps_occured): New global variable.
16542 (try_crossjump_bb): Exit loop after finding a fallthru edge.
16543 If something changed, set crossjumps_occured to true.
16544 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
16545 Don't add/remove fake edges to exit here...
16546 (cleanup_cfg): ...but do it here, when crossjumping.
16547 Run a fast DCE when successful crossjumps occured in the latest
16548 iteration of try_optimize_cfg.
16550 2008-01-11 Richard Guenther <rguenther@suse.de>
16552 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
16553 (struct vn_unary_op_s): Likewise.
16554 (vn_reference_insert): Free old reference on hash collision.
16556 2008-01-10 Raksit Ashok <raksit@google.com>
16558 PR rtl-optimization/27971
16559 * combine.c (find_split_point): Split PLUS expressions which are
16560 inside a MEM rtx, and whose first operand is complex.
16562 2008-01-10 DJ Delorie <dj@redhat.com>
16564 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
16565 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
16566 (m32c_hard_regno_ok): Call the underlying function.
16568 2008-01-10 Richard Guenther <rguenther@suse.de>
16570 PR middle-end/34683
16571 * tree-cfg.c (tree_merge_blocks): Do not go through the
16572 full-blown folding and stmt updating path if we just deal
16573 with virtual operands.
16574 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
16575 test for abnormal SSA_NAMEs.
16577 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
16579 PR middle-end/34641
16580 * reload.c (push_reload): Add assertions. All constants from
16581 reg_equiv_constant should have been used for replacing the respective
16583 (find_reloads_address): Invoke find_reloads_address_part for
16584 constant taken from the reg_equiv_constant array.
16586 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
16588 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
16589 field (valnum) the first in the struct. Replace bools with
16592 2008-01-10 Richard Guenther <rguenther@suse.de>
16594 PR tree-optimization/34651
16595 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
16596 types and ordering for masking and converting.
16598 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
16600 PR tree-optimization/34017
16601 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
16602 also for PHI_NODE expressions.
16604 2008-01-09 Jan Hubicka <jh@suse.cz>
16606 PR tree-optimization/34708
16607 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
16608 based on number of case labels.
16609 (init_inline_once): Remove switch_cost.
16610 * tree-inline.h (eni_weights_d): Remove switch_cost.
16612 2008-01-09 Richard Guenther <rguenther@suse.de>
16613 Andrew Pinski <andrew_pinski@playstation.sony.com>
16615 PR middle-end/30132
16616 * gimplify.c (gimplify_cond_expr): Do not create an addressable
16617 temporary if an rvalue is ok or an lvalue is not required.
16619 2008-01-09 Richard Guenther <rguenther@suse.de>
16621 PR middle-end/34458
16622 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
16623 adjust return type.
16625 2008-01-09 Richard Guenther <rguenther@suse.de>
16627 PR middle-end/34679
16628 * tree.c (host_integerp): Check for sizetype only if the
16629 type is an integer type.
16631 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
16634 * opts.c (decode_options): Disable inlining of functions called
16635 once if not in unit-at-a-time mode.
16637 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
16639 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
16641 2008-01-08 Richard Guenther <rguenther@suse.de>
16643 PR middle-end/31863
16644 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
16645 out early if the result will be unused.
16647 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16652 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16653 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16656 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
16658 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
16659 for vectorization tuned.
16661 2008-01-08 Richard Guenther <rguenther@suse.de>
16663 PR tree-optimization/34683
16664 * tree-ssa-operands.c (operand_build_cmp): Export.
16665 * tree-ssa-operands.h (operand_build_cmp): Declare.
16666 * tree-vn.c (vuses_compare): Remove.
16667 (sort_vuses): Use operand_build_cmp.
16668 (sort_vuses_heap): Likewise.
16669 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
16670 to re-use old VEC if available. Do not sort already sorted VUSEs.
16671 (vdefs_to_vec): Do not sort already sorted VDEFs.
16673 2008-01-08 Jakub Jelinek <jakub@redhat.com>
16675 PR middle-end/34694
16676 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
16678 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16681 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
16682 limitations of reciprocal sequences on x86 targets.
16684 2008-01-08 Richard Guenther <rguenther@suse.de>
16686 PR tree-optimization/34683
16687 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
16689 2008-01-07 Jakub Jelinek <jakub@redhat.com>
16692 * config/darwin.c (darwin_mergeable_string_section): Don't use
16693 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
16695 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
16698 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
16699 negxf2. Macroize expander using X87MODEF mode iterator. Change
16700 predicates of op0 and op1 to register_operand.
16701 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
16702 expander using X87MODEF mode iterator. Change predicates of
16703 op0 and op1 to register_operand.
16704 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
16705 corresponding patterns and macroize using MODEF macro. Change
16706 predicates of op0 and op1 to register_operand and remove
16707 "m" constraint. Disparage "r" alternative with "!".
16708 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
16709 macroize using X87MODEF macro. Change predicates of op0 and op1
16710 to register_operand and remove "m" constraint. Disparage "r"
16711 alternative with "!".
16712 (absneg splitter with memory operands): Remove.
16713 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
16714 patterns and macroize using X87MODEF mode iterator.
16715 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
16716 Change predicate of op1 to register_operand.
16717 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
16718 for memory operands.
16720 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
16722 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
16724 2008-01-07 Richard Guenther <rguenther@suse.de>
16726 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
16729 2008-01-07 Richard Guenther <rguenther@suse.de>
16731 PR tree-optimization/34683
16732 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
16733 VOPs of the needed size to save memory. Use VEC_quick_push
16734 to save compile-time.
16735 (vdefs_to_vec): Likewise.
16737 2008-01-07 Sa Liu <saliu@de.ibm.com>
16739 * config/spu/spu.md (divdf3): Genetate inline code for double
16740 division. The implementation doesn't handle INF or NAN, therefore it
16741 only applies when -ffinite-math-only is given.
16743 2008-01-06 Paolo Carlini <pcarlini@suse.de>
16746 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
16747 * doc/cpp.texi ([Common Predefined Macros]): Document.
16749 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
16751 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
16752 order to use commutative addition instead of subtraction.
16754 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16755 Mircea Namolaru <namolaru@il.ibm.com>
16756 Vladimir Yanovsky <yanov@il.ibm.com>
16757 Revital Eres <eres@il.ibm.com>
16759 PR tree-optimization/34263
16760 * tree-outof-ssa.c (process_single_block_loop_latch,
16761 contains_tree_r): New functions.
16762 (analyze_edges_for_bb): Call process_single_block_loop_latch
16763 function to empty single-basic-block latch block if possible.
16765 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16767 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16769 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
16771 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16773 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
16775 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16777 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
16779 2008-01-05 Jakub Jelinek <jakub@redhat.com>
16781 PR tree-optimization/34618
16782 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
16785 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16788 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
16789 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
16790 Update copyright year.
16792 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
16793 Update copyright year.
16794 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
16797 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
16799 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
16800 edge does not point to current bb before changing need_assert.
16802 2008-01-04 Richard Guenther <rguenther@suse.de>
16804 PR middle-end/34029
16805 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
16806 for verifying purposes if they are is_gimple_min_invariant.
16808 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
16810 PR tree-optimization/34448
16811 PR tree-optimization/34465
16812 * gimplify.c (gimplify_init_constructor): Add new parameter
16813 notify_temp_creation. Use it.
16814 (gimplify_modify_expr_rhs): Take volatiles into account when
16815 optimizing constructors.
16816 Do not optimize constructors if gimplify_init_constructor will dump to
16818 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
16819 * gcc.c-torture/compile/pr34448.c: New.
16821 2008-01-04 Jakub Jelinek <jakub@redhat.com>
16823 PR gcov-profile/34609
16824 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
16825 return_slot if result is TREE_ADDRESSABLE.
16827 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
16829 * config/mips/mips.md (sqrt_condition): Tweak comment.
16830 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
16832 2008-01-03 Tom Tromey <tromey@redhat.com>
16835 * c-common.c (c_type_hash): Handle VLAs.
16837 2008-01-03 Jan Hubicka <jh@suse.cz>
16839 PR tree-optimization/31081
16840 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
16841 0 when inlining and not inlining to first basic block.
16842 (remap_decl): When var is initialized to 0, don't set default_def.
16843 (expand_call_inline): Set entry_bb.
16844 * tree-inline.h (copy_body_data): Add entry_bb.
16846 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16849 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
16852 PR tree-optimization/29484
16853 * tree-inline.c (inline_forbidden_p_2): New function.
16854 (inline_forbidden_p): Disallow inlining if some static var
16855 has an address of a local LABEL_DECL in its initializer.
16856 * doc/extend.texi (Labels as Values): Document &&foo behaviour
16859 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
16861 PR tree-optimization/34635
16862 * tree-data-ref.c (add_other_self_distances): Make sure that the
16863 evolution step is constant.
16865 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16867 PR middle-end/34608
16868 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
16870 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
16872 * tree-sra.c (scalarize_init): Insert the generate_element_init
16873 statements after the generate_element_zero statements.
16875 2008-01-02 Richard Guenther <rguenther@suse.de>
16877 PR middle-end/34093
16878 PR middle-end/31976
16879 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
16880 for very large number of operands instead of ICEing.
16882 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
16885 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
16886 while stack probing.
16888 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
16890 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
16893 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
16895 PR libmudflap/26442
16896 * tree-mudflap.c (mx_register_decls): Guard warning by
16897 !DECL_ARTIFICIAL check.
16899 2008-01-01 Jakub Jelinek <jakub@redhat.com>
16901 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
16902 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
16903 sse5_perm<mode>): Fix constraints.