1 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4 * final.c (call_from_call_insn): Handle COND_EXEC
6 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8 * builtins.c (std_gimplify_va_arg_expr): Replace
9 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12 2008-07-30 Joey Ye <joey.ye@intel.com>
13 H.J. Lu <hongjiu.lu@intel.com>
15 * builtins.c (expand_builtin_setjmp_receiver): Replace
16 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
17 (expand_builtin_apply_args_1): Likewise.
18 (expand_builtin_longjmp): Need DRAP for stack alignment.
19 (expand_builtin_apply): Likewise.
21 * caller-save.c (setup_save_areas): Call assign_stack_local_1
22 instead of assign_stack_local to allow alignment reduction.
24 * calls.c (emit_call_1): Need DRAP for stack alignment if
26 (expand_call): Replace virtual_incoming_args_rtx with
27 crtl->args.internal_arg_pointer.
28 * stmt.c (expand_nl_goto_receiver): Likewise.
30 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
31 alignment and store to stack_alignment_estimated and
32 max_used_stack_slot_alignment.
33 (expand_one_var): Likewise.
34 (expand_stack_alignment): New function.
35 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
36 and stack_alignment_estimated fields in rtl_data. Call
37 expand_stack_alignment at end.
39 * defaults.h (INCOMING_STACK_BOUNDARY): New.
40 (MAX_STACK_ALIGNMENT): Likewise.
41 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
42 (SUPPORTS_STACK_ALIGNMENT): Likewise.
44 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
45 stack alignment when generating virtual registers.
47 * function.c (assign_stack_local): Renamed to ...
48 (assign_stack_local_1): This. Add a parameter to indicate
49 if it is OK to reduce alignment.
50 (assign_stack_local): Use it.
51 (instantiate_new_reg): Instantiate virtual incoming args rtx
52 to vDRAP if stack realignment and DRAP is needed.
53 (assign_parms): Collect parameter/return type alignment and
54 contribute to stack_alignment_estimated.
55 (locate_and_pad_parm): Likewise.
56 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
57 with crtl->args.internal_arg_pointer.
59 * function.h (rtl_data): Add new field drap_reg,
60 max_used_stack_slot_alignment, stack_alignment_estimated,
61 stack_realign_needed, need_drap, stack_realign_processed and
62 stack_realign_finalized.
63 (stack_realign_fp): New macro.
64 (stack_realign_drap): Likewise.
66 * global.c (compute_regsets): Frame pointer is needed when
67 stack is realigned. Can eliminate frame pointer when stack is
68 realigned and dynamic realigned argument pointer isn't used.
70 * reload1.c (update_eliminables): Frame pointer is needed
71 when stack is realigned.
72 (init_elim_table): Can eliminate frame pointer when stack is
73 realigned and dynamic realigned argument pointer isn't used.
75 * rtl.h (assign_stack_local_1): Declare new funtion.
77 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
78 (TARGET_GET_DRAP_RTX): Likewise.
79 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
82 * target.h (gcc_target): Add update_stack_boundary and
85 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
86 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
88 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
89 H.J. Lu <hongjiu.lu@intel.com>
91 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
92 vdrap_reg, stack_realign and drap_reg_saved.
93 (add_cfi): Don't allow redefining CFA when DRAP is used.
94 (reg_save): Handle stack alignment.
95 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
96 alignment. Don't generate DWARF information for (set fp sp)
98 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
100 (int_loc_descriptor): Move prototype forward. Also define if
101 DWARF2_UNWIND_INFO is true.
102 (output_cfa_loc): Handle DW_CFA_expression.
103 (build_cfa_aligned_loc): New.
104 (based_loc_descr): Update assert for stack realign. For local
105 variables, use sp+offset when stack is aligned without drap and
106 fp+offset when stack is aligned with drap. For arguments, use
107 cfa+offset when drap is used to align stack.
109 2008-07-30 Joey Ye <joey.ye@intel.com>
110 H.J. Lu <hongjiu.lu@intel.com>
112 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
114 (ix86_gen_andsp): New.
115 (ix86_user_incoming_stack_boundary): Likewise.
116 (ix86_default_incoming_stack_boundary): Likewise.
117 (ix86_incoming_stack_boundary): Likewise.
118 (ix86_can_eliminate): Likewise.
119 (find_drap_reg): Likewise.
120 (ix86_update_stack_boundary): Likewise.
121 (ix86_get_drap_rtx): Likewise.
122 (ix86_finalize_stack_realign_flags): Likewise.
123 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
124 (TARGET_GET_DRAP_RTX): Likewise.
125 (override_options): Overide option value for new options.
126 (ix86_function_ok_for_sibcall): Remove check for
127 force_align_arg_pointer.
128 (ix86_handle_cconv_attribute): Likewise.
129 (ix86_function_regparm): Likewise.
130 (setup_incoming_varargs_64): Don't set stack_alignment_needed
132 (ix86_va_start): Replace virtual_incoming_args_rtx with
133 crtl->args.internal_arg_pointer.
134 (ix86_select_alt_pic_regnum): Check DRAP register.
135 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
136 (ix86_compute_frame_layout): Compute frame layout wrt stack
138 (ix86_internal_arg_pointer): Just return
139 virtual_incoming_args_rtx.
140 (ix86_expand_prologue): Decide if stack realignment is needed
141 and generate prologue code accordingly.
142 (ix86_expand_epilogue): Generate epilogue code wrt stack
143 realignment is really needed or not.
145 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
146 (ABI_STACK_BOUNDARY): Likewise.
147 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
148 (STACK_REALIGN_DEFAULT): Likewise.
149 (INCOMING_STACK_BOUNDARY): Likewise.
150 (MAX_STACK_ALIGNMENT): Likewise.
151 (ix86_incoming_stack_boundary): Likewise.
152 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
153 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
154 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
155 (machine_function): Remove force_align_arg_pointer.
157 * config/i386/i386.md (BX_REG): New.
160 * config/i386/i386.opt (mforce_drap): New.
161 (mincoming-stack-boundary): Likewise.
162 (mstackrealign): Add Init(-1).
164 * config/i386/i386-protos.h (ix86_can_eliminate): New
166 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
168 * doc/extend.texi: Update force_align_arg_pointer.
170 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
173 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
174 (INCOMING_STACK_BOUNDARY): Likewise.
175 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
176 (TARGET_GET_DRAP_RTX): Likewise.
178 2008-07-30 Andreas Schwab <schwab@suse.de>
180 PR rtl-optimization/36929
181 * dse.c (replace_inc_dec): Use emit_insn_before instead of
182 add_insn_before and fix argument order.
183 (replace_inc_dec_mem): Handle NULL rtx.
185 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
187 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
189 (arm_compute_initial_elimination_offset): Use it.
190 (arm_compute_save_reg_mask): Include static chain save slot when
191 calculating alignment.
192 (arm_get_frame_offsets): Ditto.
193 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
194 that we can use to decrement the stack when the stack decrement
195 could be too big for an immediate value in a single insn.
196 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
198 2008-07-30 Richard Guenther <rguenther@suse.de>
200 PR tree-optimization/36967
201 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
202 Release defs of statements we remove.
204 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
206 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
207 instead of NULL_RTVEC.
209 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
213 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
216 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
218 * final.c (call_from_call_insn): New.
219 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
221 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
223 * configure.ac: Substitute ADA_CFLAGS.
224 * configure: Regenerate.
225 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
226 * Makefile.in: Remove mention of X_* variables.
227 * config/pa/x-ada-hpux10: Remove.
228 * config/pa/x-ada: Remove.
230 * doc/fragments.texi: Update.
232 2008-07-30 Olivier Hainque <hainque@adacore.com>
234 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
235 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
236 __dso_handle explicitly here.
238 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
241 * c-typeck.c (build_binary_op): Encapsulate code into...
242 * c-common.c (shorten_binary_op): ...this new function.
243 (conversion_warning): Use the new function. Handle non-negative
244 constant in bitwise-and.
245 * c-common.h (shorten_binary_op): Declare.
247 2008-07-30 Olivier Hainque <hainque@adacore.com>
249 * scan.c (make_sstring_space): Add explicit conversions of
250 allocator's return value.
251 * fix-header.c (recognized_function): Likewise.
253 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
255 * doc/cpp.texi: Update to GFDL 1.2.
256 * doc/gcc.texi: Do not list GPL as Invariant Section.
257 * doc/gccint.texi: Likewise. Update copyright years.
258 * doc/install.texi: Update copyright years.
260 2008-07-30 Alan Modra <amodra@bigpond.net.au>
263 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
264 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
266 2008-07-29 Jan Hubicka <jh@suse.cz>
268 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
269 (grokdeclarator): Likewise.
270 * langhooks.c (lhd_warn_unused_global_decl): Use
271 DECL_DECLARED_INLINE_P.
272 * print-tree.c (print_node): Remove DECL_INLINE check.
274 2008-07-29 Richard Guenther <rguenther@suse.de>
276 PR tree-optimization/36945
277 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
278 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
279 Record invariant addresses un-decomposed.
280 (copy_reference_ops_from_call): Record reference call
281 arguments properly. Simplify.
282 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
283 helper split out from ...
284 (create_component_ref_by_pieces): ... here. Simplify.
285 Prepare for recursive invocation for call arguments.
286 (create_expression_by_pieces): Adjust call to
287 create_component_ref_by_pieces.
288 (compute_avail): Process operand 2 of reference ops.
290 2008-07-29 Richard Guenther <rguenther@suse.de>
292 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for
295 2008-07-29 Jakub Jelinek <jakub@redhat.com>
297 * c-format.c (check_format_types): Revert unwanted checkin.
299 2008-07-29 Jan Hubicka <jh@suse.cz>
301 * flags.h (flag_really_no_inline): Remove.
302 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
303 * toplev.c (flag_really_no_inline): Remove.
304 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
305 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
306 (cgraph_decide_inlining_incrementally): Likewise.
307 (compute_inline_parameters): Likewise.
308 * opts.c (decode_options): Simplify.
309 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
310 * common.opt (finline): Initialize to 1.
311 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
313 2008-07-29 Jan Hubicka <jh@suse.cz>
315 * predict.c (always_optimize_for_size_p): New function.
316 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
317 optimize_edge_for_size_p, optimize_edge_for_speed_p,
318 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
320 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
321 * function.c (prepare_function_start): Set default profile.
322 * function.h (rtl_data): Add maybe_hot_insn_p.
323 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
324 (construct_exit_block): Likewise.
325 (tree_expand_cfg): Likewise.
327 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
328 optimize_edge_for_size_p, optimize_edge_for_speed_p,
329 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
330 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
333 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
336 * c-decl.c (merge_decls): Merge USED flags.
338 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
340 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
341 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
342 next_stack, lab_false and lab_over trees.
344 2008-07-28 Richard Guenther <rguenther@suse.de>
346 PR tree-optimization/36957
347 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
348 (useless_type_conversion_p): Remove.
349 (types_compatible_p): Remove.
350 * gimple.h (tree_ssa_useless_type_conversion): Declare.
351 (useless_type_conversion_p): Declare.
352 (types_compatible_p): Declare.
353 (gimple_expr_type): Return the base type only if it is
354 trivially convertible to the subtype.
356 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
358 * configure.ac: Use the m4_do macro to concatenate the warnings into
359 one string in ACX_PROG_CC_WARNING_OPTS,
360 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
361 * configure: Regenerate.
363 2008-07-28 Richard Guenther <rguenther@suse.de>
365 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
366 (insert_fake_stores): Remove.
367 (realify_fake_stores): Likewise.
368 (execute_pre): Remove dead code.
369 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary
371 (find_func_aliases): Deal with it here instead.
372 Re-enable gcc_unreachable call.
374 2008-07-28 Richard Guenther <rguenther@suse.de>
376 Merge from gimple-tuples-branch.
378 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
379 * gimple.def: New file.
380 * gsstruct.def: Likewise.
381 * gimple-iterator.c: Likewise.
382 * gimple-pretty-print.c: Likewise.
383 * tree-gimple.c: Removed. Merged into ...
384 * gimple.c: ... here. New file.
385 * tree-gimple.h: Removed. Merged into ...
386 * gimple.h: ... here. New file.
388 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
389 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
390 --enable-checking=gimple flag.
391 * config.in: Likewise.
392 * configure: Regenerated.
394 * tree-ssa-operands.h: Tuplified.
395 * tree-vrp.c: Likewise.
396 * tree-loop-linear.c: Likewise.
397 * tree-into-ssa.c: Likewise.
398 * tree-ssa-loop-im.c: Likewise.
399 * tree-dump.c: Likewise.
400 * tree-complex.c: Likewise.
401 * cgraphbuild.c: Likewise.
402 * tree-ssa-threadupdate.c: Likewise.
403 * tree-ssa-loop-niter.c: Likewise.
404 * tree-pretty-print.c: Likewise.
405 * tracer.c: Likewise.
406 * gengtype.c: Likewise.
407 * tree-loop-distribution.c: Likewise.
408 * tree-ssa-loop-unswitch.c: Likewise.
409 * cgraph.c: Likewise.
410 * cgraph.h: Likewise.
411 * tree-ssa-loop-manip.c: Likewise.
412 * value-prof.c: Likewise.
413 * tree-ssa-loop-ch.c: Likewise.
414 * tree-tailcall.c: Likewise.
415 * value-prof.h: Likewise.
418 * tree-pass.h: Likewise.
419 * ipa-cp.c: Likewise.
420 * tree-scalar-evolution.c: Likewise.
421 * tree-scalar-evolution.h: Likewise.
422 * target.h: Likewise.
423 * lambda-mat.c: Likewise.
424 * tree-phinodes.c: Likewise.
425 * diagnostic.h: Likewise.
426 * builtins.c: Likewise.
427 * tree-ssa-alias-warnings.c: Likewise.
428 * cfghooks.c: Likewise.
429 * fold-const.c: Likewise.
430 * cfghooks.h: Likewise.
431 * omp-low.c: Likewise.
432 * tree-ssa-dse.c: Likewise.
433 * ipa-reference.c: Likewise.
434 * tree-ssa-uncprop.c: Likewise.
435 * toplev.c: Likewise.
436 * tree-gimple.c: Likewise.
437 * tree-gimple.h: Likewise.
438 * tree-chrec.c: Likewise.
439 * tree-chrec.h: Likewise.
440 * tree-ssa-sccvn.c: Likewise.
441 * tree-ssa-sccvn.h: Likewise.
442 * cgraphunit.c: Likewise.
443 * tree-ssa-copyrename.c: Likewise.
444 * tree-ssa-ccp.c: Likewise.
445 * tree-ssa-loop-ivopts.c: Likewise.
446 * tree-nomudflap.c: Likewise.
447 * tree-call-cdce.c: Likewise.
448 * ipa-pure-const.c: Likewise.
449 * c-format.c: Likewise.
450 * tree-stdarg.c: Likewise.
451 * tree-ssa-math-opts.c: Likewise.
452 * tree-ssa-dom.c: Likewise.
453 * tree-nrv.c: Likewise.
454 * tree-ssa-propagate.c: Likewise.
455 * ipa-utils.c: Likewise.
456 * tree-ssa-propagate.h: Likewise.
457 * tree-ssa-alias.c: Likewise.
458 * gimple-low.c: Likewise.
459 * tree-ssa-sink.c: Likewise.
460 * ipa-inline.c: Likewise.
461 * c-semantics.c: Likewise.
462 * dwarf2out.c: Likewise.
464 * tree-ssa-loop-ivcanon.c: Likewise.
465 * predict.c: Likewise.
466 * tree-ssa-loop.c: Likewise.
467 * tree-parloops.c: Likewise.
468 * tree-ssa-address.c: Likewise.
469 * tree-ssa-ifcombine.c: Likewise.
470 * matrix-reorg.c: Likewise.
471 * c-decl.c: Likewise.
472 * tree-eh.c: Likewise.
473 * c-pretty-print.c: Likewise.
474 * lambda-trans.c: Likewise.
475 * function.c: Likewise.
476 * langhooks.c: Likewise.
477 * ebitmap.h: Likewise.
478 * tree-vectorizer.c: Likewise.
479 * function.h: Likewise.
480 * langhooks.h: Likewise.
481 * tree-vectorizer.h: Likewise.
482 * ipa-type-escape.c: Likewise.
483 * ipa-type-escape.h: Likewise.
484 * domwalk.c: Likewise.
485 * tree-if-conv.c: Likewise.
486 * profile.c: Likewise.
487 * domwalk.h: Likewise.
488 * tree-data-ref.c: Likewise.
489 * tree-data-ref.h: Likewise.
490 * tree-flow-inline.h: Likewise.
491 * tree-affine.c: Likewise.
492 * tree-vect-analyze.c: Likewise.
493 * c-typeck.c: Likewise.
494 * gimplify.c: Likewise.
495 * coretypes.h: Likewise.
496 * tree-ssa-phiopt.c: Likewise.
498 * tree-ssa-coalesce.c: Likewise.
499 * tree.def: Likewise.
500 * tree-dfa.c: Likewise.
501 * except.c: Likewise.
502 * except.h: Likewise.
503 * cfgexpand.c: Likewise.
504 * tree-cfgcleanup.c: Likewise.
505 * tree-ssa-pre.c: Likewise.
506 * tree-ssa-live.c: Likewise.
507 * tree-sra.c: Likewise.
508 * tree-ssa-live.h: Likewise.
509 * tree-predcom.c: Likewise.
510 * lambda.h: Likewise.
511 * tree-mudflap.c: Likewise.
512 * ipa-prop.c: Likewise.
513 * print-tree.c: Likewise.
514 * tree-ssa-copy.c: Likewise.
515 * ipa-prop.h: Likewise.
516 * tree-ssa-forwprop.c: Likewise.
517 * ggc-page.c: Likewise.
519 * tree-ssa-dce.c: Likewise.
520 * tree-vect-patterns.c: Likewise.
521 * tree-ssa-ter.c: Likewise.
522 * tree-nested.c: Likewise.
523 * tree-ssa.c: Likewise.
524 * lambda-code.c: Likewise.
525 * tree-ssa-loop-prefetch.c: Likewise.
526 * tree-inline.c: Likewise.
527 * tree-inline.h: Likewise.
528 * tree-iterator.c: Likewise.
529 * tree-optimize.c: Likewise.
530 * tree-ssa-phiprop.c: Likewise.
531 * tree-vect-transform.c: Likewise.
532 * tree-object-size.c: Likewise.
533 * tree-outof-ssa.c: Likewise.
534 * cfgloop.c: Likewise.
535 * system.h: Likewise.
536 * tree-profile.c: Likewise.
537 * cfgloop.h: Likewise.
538 * c-gimplify.c: Likewise.
539 * c-common.c: Likewise.
540 * tree-vect-generic.c: Likewise.
541 * tree-flow.h: Likewise.
542 * c-common.h: Likewise.
543 * basic-block.h: Likewise.
544 * tree-ssa-structalias.c: Likewise.
545 * tree-switch-conversion.c: Likewise.
546 * tree-ssa-structalias.h: Likewise.
547 * tree-cfg.c: Likewise.
548 * passes.c: Likewise.
549 * ipa-struct-reorg.c: Likewise.
550 * ipa-struct-reorg.h: Likewise.
551 * tree-ssa-reassoc.c: Likewise.
552 * cfgrtl.c: Likewise.
553 * varpool.c: Likewise.
555 * tree-ssanames.c: Likewise.
556 * tree-ssa-threadedge.c: Likewise.
557 * langhooks-def.h: Likewise.
558 * tree-ssa-operands.c: Likewise.
559 * config/alpha/alpha.c: Likewise.
560 * config/frv/frv.c: Likewise.
561 * config/s390/s390.c: Likewise.
562 * config/m32c/m32c.c: Likewise.
563 * config/m32c/m32c-protos.h: Likewise.
564 * config/spu/spu.c: Likewise.
565 * config/sparc/sparc.c: Likewise.
566 * config/i386/i386.c: Likewise.
567 * config/sh/sh.c: Likewise.
568 * config/xtensa/xtensa.c: Likewise.
569 * config/stormy16/stormy16.c: Likewise.
570 * config/ia64/ia64.c: Likewise.
571 * config/rs6000/rs6000.c: Likewise.
572 * config/pa/pa.c: Likewise.
573 * config/mips/mips.c: Likewise.
575 2008-07-28 Simon Baldwin <simonb@google.com>
577 * c-pragma.c (handle_pragma_message): New function.
578 (init_pragma): Register handle_pragma_message.
579 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
582 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
584 PR tree-optimization/35252
585 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
586 REALPART_EXPR to be considered as same load operation.
588 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
590 PR tree-optimization/36830
591 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
592 (expressions_equal_p): Return false if only one operand is null.
594 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
596 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
597 version requirements.
599 2008-07-26 Olivier Hainque <hainque@adacore.com>
601 * collect2.c (symkind): New enum. Symbol kinds we care about.
602 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
603 code and head comment accordingly.
604 (scan_prog_file): Use symkind names instead of bare integers.
606 2008-07-25 Jan Hubicka <jh@suse.cz>
608 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on DECL_INLINE.
609 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
610 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
611 * dojump.c (clear_pending_stack_adjust): Likewise.
612 * print-tree.c (print_node): Ignore DECL_INLINE.
613 * tree-inline.c (inlinable_function_p): Likewise.
615 2008-07-25 Michael Meissner <gnu@the-meissners.org>
617 * doc/extend.texi (hot attribute): Document that the hot attribute
618 turns on -O3 for some ports.
619 (cold attribute): Document that the cold attribute turns on -Os
622 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
623 reflect function specific option support.
625 * target.h (struct target_option_hooks): Add fields to say whether
626 the cold attribute implies -Os and the hot attribute implies -O3.
628 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
629 By default, do not turn on -Os for cold functions.
630 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
631 not turn on -O3 for hot functions.
633 * c-common.c (handle_hot_attribute): Use target hook to determine
634 if hot functions should enable -O3.
635 (handle_cold_attribute): Use target hook to determine if cold
636 functions should enable -Os.
638 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
639 (override_options): Move disable scheduling to
640 optimization_options.
641 (optimization_options): Disable scheduling here, not
643 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
644 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
646 * config/ia64/ia64.c (ia64_override_options): Move setting
647 scheduling flags to ia64_optimization_options.
648 (ia64_optimization_options): Disable scheduling options here, and
649 not in ia64_override_options.
650 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
651 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
653 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
656 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
658 2008-07-25 Martin Jambor <mjambor@suse.cz>
660 PR tree-optimization/36926
661 * ipa-prop.c (ipa_analyze_call_uses): Call
662 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
664 2008-07-25 Joseph Myers <joseph@codesourcery.com>
666 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
667 movv2si_internal): Add mem = reg alternative.
669 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
672 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
673 DEFAULT_PCC_STRUCT_RETURN to 127.
675 2008-07-24 Jan Hubicka <jh@suse.cz>
677 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
678 (build_cgraph_edges): Likewise.
679 * cgraph.c (cgraph_node): Do not update assembler hash.
680 (cgraph_remove_node): Drop non-unit-at-a-time code.
681 * tree-pass.h (pass_O0_always_inline): Remove.
682 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
683 * toplev.c (process_options): Flag unit-at-a-time does not imply
685 * cgraphunit.c: Update comments.
686 (decide_is_function_needed): Drop non-unit-at-a-time mode.
687 (cgraph_assemble_pending_functions): Remove.
688 (cgraph_reset_node): Drop non-unit-at-a-time code.
689 (cgraph_finalize_function): Likewise.
690 (cgraph_analyze_function): Likewise.
691 (cgraph_finalize_compilation_unit): Likewise.
692 (cgraph_expand_function): Likewise.
693 (cgraph_optimize): Likesise.
694 (save_inline_function_body): Likewise.
695 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
696 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
697 * ipa-inline.c: Update comments.
698 (enum inlining_mode): remove INLINE_SPEED.
699 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
700 (cgraph_mark_inline_edge): Likewise.
701 (try_inline): Likewise.
702 (cgraph_decide_inlining_incrementally): Likewise.
703 (cgraph_gate_inlining): Remove.
704 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
705 (cgraph_gate_early_inlining): Likewise.
706 (gate_inline_passes): Remove.
707 (pass_inline_parameters, pass_ipa_inline): Remove gates.
708 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
709 pass_O0_always_inline): Remove.
710 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
711 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
712 * opts.c (no_unit_at_a_time_default): Remove.
713 (decode_options): Remove flag_unit_at_a_time reset and warning.
714 * opts.h (no_unit_at_a_time_default): Remove.
715 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
716 early in GNU dialect.
717 (merge_decls): Update comment; drop unit-at-a-time check.
718 (finish_decl): Likewise.
719 (grok_declaration): Remove flag_inline_trees code.
720 (finish_functions): Return on function returning non-void on all
722 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
723 * cfgexpand.c (expand_one_static_var): Remove.
724 (expand_one_var): Remove expand_one_static_var call.
725 (expand_used_vars_for_block): Remove flag_unit_a_time check.
726 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
727 and flag_unit_at_a-time compatibility checks.
728 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
729 * tree-inline.c (flag_inline_trees): Remove.
730 (inlinable_function_p): Don't check it.
731 (expand_call_inline): Remove non-unit-at-a-time code.
732 * tree-inline.h (flag_inline_trees): Remove.
733 * tree-optimize.c (execute_early_local_optimizations): Remove
734 unit-at-a-time checks.
735 (tree_rest_of_compilation): Likewise.
736 * combine.c (setup_incoming_promotions): Likewise.
737 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
738 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
739 * passes.c (pass_inline_parameters): Update comments; remove
740 O0_alwaysinline pass.
741 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
742 (execute_one_pass): Likewise.
743 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
744 (ix86_function_sseregparm): Likewise.
745 * arm.c (arm_function_in_section_p): Likewise.
746 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
747 * varpool.c: Update comments.
748 (decide_is_variable_needed): Remove unit-at-a-time checks.
749 (varpool_finalize_decl): Likewise.
751 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
753 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
755 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal
758 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
760 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
761 imp symbol extension.
763 2008-07-23 Ian Lance Taylor <iant@google.com>
765 * tree-vrp.c (infer_value_range): Ignore asm statements when
766 looking for memory accesses for -fdelete-null-pointer-checks.
768 2008-07-24 Ben Elliston <bje@au.ibm.com>
770 * config/spu/spu-c.c (__vector_keyword): New variable.
771 (vector_keyword): Likewise.
772 (spu_categorize_keyword): New function.
773 (spu_macro_to_expand): Likewise.
774 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
775 compiling an ISO C dialect.
777 2008-07-24 Ben Elliston <bje@au.ibm.com>
779 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
782 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
784 * configure: Regenerate.
785 * configure.ac: Require texinfo 4.7.
786 * doc/install.texi: Document texinfo 4.7 requirement.
788 2008-07-23 Martin Jambor <mjambor@suse.cz>
790 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
791 rather than for DECL_SAVED_TREE.
792 * ipa-prop.c: Include diagnostic.h.
793 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
795 (ipa_detect_param_modifications): Function rewritten from scratch.
796 (ipa_compute_jump_functions): Changed accesses to modification flags.
797 (ipa_free_node_params_substructures): Update flags destruction.
798 (ipa_node_duplication_hook): Update flags duplication.
799 (ipa_print_all_params_modified): Updated flag access.
800 * ipa-prop.h (struct ipa_param_flags): New structure.
801 (struct ipa_node_params): New field modification_analysis_done,
802 modified_flags changed into param_flags.
803 (ipa_is_ith_param_modified): Changed to use new flags.
804 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
806 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
807 ipa-cp.c and split into two functions.
808 (ipa_print_node_jump_functions): New function.
809 (compute_scalar_jump_functions): New function.
810 (type_like_member_ptr_p): New function.
811 (compute_pass_through_member_ptrs): New function.
812 (fill_member_ptr_cst_jump_function): New function.
813 (determine_cst_member_ptr): New function.
814 (compute_cst_member_ptr_arguments): New function.
815 (ipa_compute_jump_functions): Complete rewrite.
816 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
817 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
818 (struct ipa_member_ptr_cst): New structure.
819 (union jump_func_value): New field member_cst.
820 * ipa-cp.c (ipcp_lat_is_insertable): New function.
821 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
823 (ipcp_print_all_lattices): Slight fprintf rearrangement.
824 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
825 instead of ipcp_print_all_jump_functions.
826 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
827 only for replacable scalars.
829 * doc/invoke.texi (Optimize options): Add description of
831 * common.opt (flag_indirect_inlining): New flag.
832 * opts.c (decode_options): Set flag_indirect_inlining when
835 * ipa-inline.c: Include ipa-prop.h.
836 (inline_indirect_intraprocedural_analysis): New function.
837 (inline_generate_summary): Allocate parameter and argument info
838 structures, call inline_indirect_intraprocedural_analysis on each
839 node when doing indirect inlining and deallocate indirect inlining
840 data structures in the end.
841 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
842 (free_all_ipa_structures_after_iinln): New function.
843 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
845 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
847 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
848 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
849 of computing the frequency separately.
850 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
851 of computing the frequency separately.
852 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
853 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
854 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
855 (ipa_get_stmt_member_ptr_load_param): New function.
856 (ipa_is_ssa_with_stmt_def): New function.
857 (ipa_note_param_call): New function.
858 (ipa_analyze_call_uses): New function.
859 (ipa_analyze_stmt_uses): New function.
860 (ipa_analyze_params_uses): New function.
861 (ipa_free_node_params_substructures): Also free the param_calls linked
863 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
864 (ipa_print_node_param_flags): New function.
865 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
866 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
867 * ipa-prop.h (struct ipa_param_flags): New field called.
868 (struct ipa_param_call_note): New structure.
869 (struct ipa_node_params): New fields param_calls and
871 (ipa_is_ith_param_called): New function.
872 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
873 ipa_analyze_params_uses and dump parameter flags.
875 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
876 ipa_propagate_indirect_call_infos if performing indirect inlining,
877 pass a new parameter new_edges to it.
878 (add_new_edges_to_heap): New fucntion.
879 (cgraph_decide_inlining_of_small_functions): New vector
880 new_indirect_edges for newly found indirect edges , call
881 ipa_propagate_indirect_call_infos after inlining.
882 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
883 inlining if performing indirect inlining. Call
884 free_all_ipa_structures_after_iinln when doing so too.
885 (inline_generate_summary): Do not call
886 free_all_ipa_structures_after_iinln here.
887 * ipa-prop.c (update_jump_functions_after_inlining): New function.
888 (print_edge_addition_message): New function.
889 (update_call_notes_after_inlining): New function.
890 (propagate_info_to_inlined_callees): New function.
891 (ipa_propagate_indirect_call_infos): New function.
892 * ipa-prop.h: Include cgraph.h
893 (struct ipa_param_call_note): Fields reordered, new field processed.
894 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
896 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
897 rediscovered call statements.
898 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
899 (dump_cgraph_node): Dump also the indirect_call flag.
900 (cgraph_clone_edge): Copy also the indirect_call flag.
901 * tree-inline.c (copy_bb): Do not check for fndecls from call
902 expressions, check for edge availability when moving clones.
903 (get_indirect_callee_fndecl): New function.
904 (expand_call_inline): If callee declaration is not apprent from
905 the statement, try calling get_indirect_callee_fndecl. Do not
906 issue warnings or call sorry when not inlinings an indirect edge.
907 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
909 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
910 bit more frandly to matching.
911 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
912 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
913 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
915 2008-07-23 Michael Meissner <gnu@the-meissners.org>
918 * opth-gen.awk: Suppress function specific features when building
920 * optc-gen.awk: Ditto.
922 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
925 * diagnostic.c (pedwarn): Add opt parameter.
927 * c-tree.h (pedwarn_init): Add opt parameter.
928 (pedwarn_c90): Likewise.
929 (pedwarn_c99): Likewise.
930 * c-errors.c (pedwarn_c99): Likewise.
931 (pedwarn_c90): Likewise.
932 * toplev.h (pedwarn): Update declaration.
934 * c-lex.c: All calls to pedwarn changed.
935 * builtins.c: All calls to pedwarn changed.
936 * toplev.c: All calls to pedwarn changed.
937 * c-decl.c: All calls to pedwarn changed.
938 * c-typeck.c: All calls to pedwarn changed.
939 * c-common.c: All calls to pedwarn changed.
940 * c-parser.c: All calls to pedwarn changed.
942 2008-07-23 Michael Meissner <gnu@the-meissners.org>
943 Karthik Kumar <karthikkumar@gmail.com>
945 * attribs.c (file scope): Include c-common.h.
946 (decl_attributes): Add support for #pragma GCC optimize and
949 * targhooks.c (default_can_inline_p): New function that is the
950 default for the TARGET_CAN_INLINE_P target hook.
952 * targhooks.h (default_can_inline_p): Add declaration.
954 * tree.c (cl_optimization_node): New static tree for building
955 OPTIMIZATION_NODE tree.
956 (cl_target_option_node): New static tree for building
957 TARGET_OPTION_NODE tree.
958 (cl_option_hash_table): New hash table for hashing
959 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
960 (cl_option_hash_hash): New function to provide the hash value for
961 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
962 (cl_option_hash_eq): New function to provide an equality test for
963 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
964 (tree_code_size): Add support for OPTIMIZATION_NODE and
965 TARGET_OPTION_NODE trees.
966 (tree_code_structure): Add support for OPTIMIZATION_NODE and
967 TARGET_OPTION_NODE trees.
968 (build_optimization_node): Build a tree that has all of the
969 current optimization options.
970 (build_target_option_node): Build a tree that has the target
971 options that might be changed on a per function basis.
973 * tree.h (file scope): Include options.h.
974 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
975 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
976 (TREE_OPTIMIZATION): Ditto.
977 (TREE_TARGET_SPECIFIC): Ditto.
978 (struct tree_function_decl): Add fields for remembering the
979 current optimization options and target specific options.
980 (struct tree_optimization_option): New tree variant that remembers
981 the optimization options.
982 (struct tree_target_option): New tree variant that remembers the
983 target specific flags that might change for compiling a particular
985 (union tree_node): Include tree_optimization_option and
986 tree_target_option fields.
987 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
988 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
989 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
990 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
991 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
992 optimization and target options.
993 (optimization_default_node): New macro to refer to global_trees
995 (optimization_current_node): Ditto.
996 (optimization_cold_node): Ditto.
997 (optimization_hot_node): Ditto.
998 (target_option_default_node): Ditto.
999 (target_option_current_node): Ditto.
1000 (current_option_pragma): Ditto.
1001 (current_optimize_pragma): Ditto.
1003 * target.h (struct gcc_target): Add valid_option_attribute_p,
1004 target_option_save, target_option_restore, target_option_print,
1005 target_option_pragma_parse, and can_inline_p hooks.
1007 * toplev.h (parse_optimize_options): Add declaration.
1008 (fast_math_flags_struct_set_p): Ditto.
1010 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
1011 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
1014 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
1015 tree_can_inline_p hook to see if one function can inline another.
1016 (cgraph_decide_inlining): Ditto.
1017 (cgraph_decide_inlining_incrementally): Ditto.
1019 * opts.c (decode_options): Add support for running multiple times
1020 to allow functions with different target or optimization options
1021 than was specified on the command line.
1022 (fast_math_flags_struct_set_p): New function that is similar to
1023 fast_math_flags_set_p, except it uses the values in the
1024 cl_optimization structure instead of global variables.
1026 * optc-gen.awk: Add support for TargetSave to allow a back end to
1027 declare new fields that need to be saved when using function
1028 specific options. Include flags.h and target.h in the options.c
1029 source. Add support for Save to indicate which options can be set
1030 for individual functions. Generate cl_optimize_save,
1031 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
1032 cl_target_option_restore, cl_target_option_print functions to
1033 allow functions to use different optimization or target options.
1035 * opt-functions.awk (var_type_struct): Return the type used for
1036 storing the field in a structure.
1038 * opth-gen.awk: Add support for TargetSave to allow a back end to
1039 declare new fields that need to be saved when using function
1040 specific options. Add support for Save to indicate which options
1041 can be set for individual functions. Only generate one extern for
1042 Mask fields. Generate cl_optimization and cl_target_option
1043 structures to remember optimization and target options.
1045 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
1046 collecting new tree nodes.
1047 (TS_TARGET_OPTION): Ditto.
1049 * c-decl.c (merge_decls): Merge function specific target and
1050 optimization options.
1052 * function.c (invoke_set_current_function_hook): If the function
1053 uses different optimization options, change the global variables
1056 * coretypes.h (struct cl_optimization): Add forward reference.
1057 (struct cl_target_option): Ditto.
1059 * c-pragma.c (option_stack): New static vector to remember the
1060 current #pragma GCC option stack.
1061 (handle_pragma_option): New function to support #pragma GCC option
1062 to change target options.
1063 (optimize_stack): New static vector to remember the current
1064 #pragma GCC optimize stack.
1065 (handle_pragma_optimize): New function to support #pragma GCC
1066 optimize to change optimization options.
1067 (init_pragma): Add support for #pragma GCC optimize and #pragma
1070 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
1071 optimization options.
1072 (TARGET_OPTION_NODE): New tree code for remembering certain target
1075 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
1076 TARGET_OPTION_NODE trees.
1078 * common.opt (-O): Add Optimization flag.
1080 (-fmath-errno): Ditto.
1081 (-falign-functions): Add UInteger flag to make sure flag gets full
1082 int in cl_optimization structure.
1083 (-falign-jumps): Ditto.
1084 (-falign-labels): Ditto.
1085 (-falign-loops): Ditto.
1086 (-fsched-stalled-insns): Ditto.
1087 (-fsched-stalled-insns-dep): Ditto.
1089 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
1091 (TARGET_OPTION_SAVE): Ditto.
1092 (TARGET_OPTION_RESTORE): Ditto.
1093 (TARGET_OPTION_PRINT): Ditto.
1094 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
1095 (TARGET_CAN_INLINE_P): Ditto.
1096 (TARGET_INITIALIZER): Add new hooks.
1098 * tree-inline.c (tree_can_inline_p): New function to determine
1099 whether one function can inline another. Check if the functions
1100 use compatible optimization options, and also call the backend
1103 * tree-inline.h (tree_can_inline_p): Add declaration.
1105 * c-common.c (c_common_attribute): Add support for option and
1106 optimize attributes.
1107 (handle_option_attribute): Add support for the option attribute to
1108 allow the user to specify different target options for compiling a
1110 (handle_optimize_attribute): Add support for the optimize
1111 attribute to allow the user to specify different optimization
1112 options for compiling a specific function.
1113 (handle_hot_attribute): Turn on -O3 optimization for this one
1114 function if it isn't the default optimization level.
1115 (handle_cold_attribute): Turn on -Os optimization for this one
1116 function if it insn't the default optimization.
1117 (const_char_p): New const char * typedef.
1118 (optimize_args): New static vector to remember the optimization
1120 (parse_optimize_options): New function to set up the optimization
1121 arguments from either the optimize attribute or #pragma GCC
1124 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
1125 (builtin_define_std): Ditto.
1127 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
1128 Add t-i386 Makefile fragment to add i386-c.o and i386.o
1130 (x86_64-*-*): Ditto.
1132 * Makefile.in (TREE_H): Add options.h.
1133 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
1135 * doc/extend.texi (option attribute): Document new attribute.
1136 (optimize attribute): Ditto.
1137 (hot attribute): Document hot attribute sets -O3.
1138 (cold attribute): Document cold attribute sets -Os.
1139 (#pragma GCC option): Document new pragma.
1140 (#pragma GCC optimize): Ditto.
1142 * doc/options.texi (TargetSave): Document TargetSave syntax.
1143 (UInteger): Document UInteger must be used for certain flags.
1144 (Save): Document Save option to create target specific options
1145 that can be saved/restored on a function specific context.
1147 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new
1149 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
1151 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new
1153 (TARGET_OPTION_SAVE): Ditto.
1154 (TARGET_OPTION_RESTORE): Ditto.
1155 (TARGET_OPTION_PRINT): Ditto.
1156 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
1157 (TARGET_CAN_INLINE_P): Ditto.
1159 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
1161 (-mfpmath=both): Ditto.
1163 2008-07-23 Michael Meissner <gnu@the-meissners.org>
1164 Karthik Kumar <karthikkumar@gmail.com>
1166 * config/i386/i386.h (TARGET_ABM): Move switch into
1168 (TARGET_POPCNT): Ditto.
1169 (TARGET_SAHF): Ditto.
1170 (TARGET_AES): Ditto.
1171 (TARGET_PCLMUL): Ditto.
1172 (TARGET_CMPXCHG16B): Ditto.
1173 (TARGET_RECIP): Move switch into target_flags.
1174 (TARGET_FUSED_MADD): Ditto.
1175 (ix86_arch_features): Make an unsigned char type.
1176 (ix86_tune_features): Ditto.
1177 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
1178 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
1179 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
1181 * config/i386/i386.opt (arch): New TargetSave field to define
1182 fields that need to be saved for function specific option
1186 (branch_cost): Ditto.
1187 (ix86_isa_flags_explicit): Ditto.
1188 (tune_defaulted): Ditto.
1189 (arch_specified): Ditto.
1190 (-m128-long-double): Add Save flag to save option for target
1191 specific option support.
1193 (-maccumulate-outgoing-args): Ditto.
1194 (-malign-double): Ditto.
1195 (-malign-stringops): Ditto.
1196 (-mfancy-math-387): Ditto.
1197 (-mhard-float): Ditto.
1199 (-minline-all-stringops): Ditto.
1200 (-minline-stringops-dynamically): Ditto.
1201 (-mms-bitfields): Ditto.
1202 (-mno-align-stringops): Ditto.
1203 (-mno-fancy-math-387): Ditto.
1204 (-mno-push-args): Ditto.
1205 (-mno-red-zone): Ditto.
1206 (-mpush-args): Ditto.
1207 (-mred-zone): Ditto.
1209 (-msseregparm): Ditto.
1210 (-mstack-arg-probe): Ditto.
1225 (-mrecip): Move flag into target_flags.
1227 (-mno-fused-madd): Ditto.
1228 (-mfused-madd): Ditto.
1229 (-mabm): Move flag into ix86_isa_flags.
1236 * config/i386/i386-c.c: New file for #pragma support.
1237 (ix86_target_macros_internal): New function to #define or #undef
1238 target macros based when the user uses the #pragma GCC option to
1239 change target options.
1240 (ix86_pragma_option_parse): New function to add #pragma GCC option
1242 (ix86_target_macros): Move defining the target macros here from
1243 TARGET_CPU_CPP_BUILTINS in i386.h.
1244 (ix86_register_pragmas): Register the #pragma GCC option hook. If
1245 defined, initialize any subtarget #pragmas.
1247 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
1248 REGISTER_TARGET_PRAGMAS.
1250 * config/i386/t-i386: New file for x86 dependencies.
1251 (i386.o): Make dependencies mirror the include files used.
1252 (i386-c.o): New file, add dependencies.
1254 * config/i386/i386-protos.h (override_options): Add bool
1256 (ix86_valid_option_attribute_tree): Add declaration.
1257 (ix86_target_macros): Ditto.
1258 (ix86_register_macros): Ditto.
1260 * config/i386/i386.c (ix86_tune_features): Move initialization of
1261 the target masks to initial_ix86_tune_features to allow functions
1262 to have different target options. Make type unsigned char,
1263 instead of unsigned int.
1264 (initial_ix86_tune_features): New static vector to hold processor
1265 masks for the tune variables.
1266 (ix86_arch_features): Move initialization of the target masks to
1267 initial_ix86_arch_features to allow functions to have different
1268 target options. Make type unsigned char, instead of unsigned
1270 (initial_ix86_arch_features): New static vector to hold processor
1271 masks for the arch variables.
1272 (enum ix86_function_specific_strings): New enum to describe the
1273 string options used for attribute((option(...))).
1274 (ix86_target_string): New function to return a string that
1275 describes the target options.
1276 (ix86_debug_options): New function to print the current options in
1278 (ix86_function_specific_save): New function hook to save the
1279 function specific global variables in the cl_target_option
1281 (ix86_function_specific_restore): New function hook to restore the
1282 function specific variables from the cl_target_option structure to
1283 the global variables.
1284 (ix86_function_specific_print): New function hook to print the
1285 target specific options in the cl_target_option structure.
1286 (ix86_valid_option_attribute_p): New function hook to validate
1287 attribute((option(...))) arguments.
1288 (ix86_valid_option_attribute_tree): New function that is common
1289 code between attribute((option(...))) and #pragma GCC option
1290 support that parses the options and returns a tree holding the
1292 (ix86_valid_option_attribute_inner_p): New helper function for
1293 ix86_valid_option_attribute_tree.
1294 (ix86_can_inline_p): New function hook to decide if one function
1295 can inline another on a target specific basis.
1296 (ix86_set_current_function); New function hook to switch target
1297 options if the user used attribute((option(...))) or #pragma GCC
1299 (ix86_tune_defaulted): Move to static file scope from
1301 (ix86_arch_specified): Ditto.
1302 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
1304 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
1305 (OPTION_MASK_ISA_ABM_SET): Ditto.
1306 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
1307 (OPTION_MASK_ISA_CX16_SET): Ditto.
1308 (OPTION_MASK_ISA_SAHF_SET): Ditto.
1309 (OPTION_MASK_ISA_AES_UNSET): Ditto.
1310 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
1311 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
1312 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
1313 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
1314 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
1315 (struct ptt): Move to static file scope from override_options.
1316 (processor_target_table): Ditto.
1318 (ix86_handle_option): Add support for options that are now isa
1320 (override_options): Add support for declaring functions that
1321 support different target options than were specified on the
1322 command line. Move struct ptt, processor_target_table, cpu_names,
1323 ix86_tune_defaulted, ix86_arch_specified to static file scope.
1324 Add bool argument. Fix up error messages so the appropriate error
1325 is given for either command line or attribute.
1326 (ix86_previous_fndecl): New static to remember previous function
1327 declaration to see if we need to change target options.
1328 (ix86_builtins_isa): New array to record the ISA of each builtin
1330 (def_builtin): Always create the builtin function, even if the
1331 current ISA doesn't support it.
1332 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
1333 tests for those builtins.
1334 (ix86_init_builtins): Remove TARGET_MMX test for calling
1335 ix86_init_mmx_sse_builtins.
1336 (ix86_expand_builtin): If the current ISA doesn't support a given
1337 builtin, signal an error.
1338 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
1339 (TARGET_SET_CURRENT_FUNCTION): Ditto.
1340 (TARGET_OPTION_SAVE): Ditto.
1341 (TARGET_OPTION_RESTORE): Ditto.
1342 (TARGET_OPTION_PRINT): Ditto.
1343 (TARGET_CAN_INLINE_P): Ditto.
1345 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
1347 * c-typeck.c (build_external_ref): Don't call assemble_external.
1348 * final.c (output_operand): Call assemble_external.
1350 2008-07-21 DJ Delorie <dj@redhat.com>
1352 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
1353 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
1355 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1357 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
1358 original insn and splitter contents into ...
1359 ("*div<mode>3_fast"): ... this new pattern. Enable only if
1360 flag_unsafe_math_optimizations. Add dummy scratch register.
1361 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
1362 !flag_unsafe_math_optimizations. Returns number with next
1363 highest magnitude if this is still less or equal to the true
1364 quotient in magnitude.
1366 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
1368 * Makefile.in: Replace toplev.h with TOPLEV_H.
1369 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
1370 * c-lex.c (fe_file_change): Don't set in_system_header.
1371 * c-parser.c (c_token): Remove in_system_header.
1372 (c_lex_one_token): Don't set in_system_header.
1373 (c_parser_set_source_position_from_token): Don't set in_system_header.
1374 * diagnostic.c (diagnostic_report_diagnostic): Use location from
1377 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
1378 * flags.h (in_system_header): Remove.
1379 * function.c (saved_in_system_header): Remove.
1380 (push_cfun): Don't set in_system_header.
1381 (pop_cfun): Don't set in_system_header.
1382 (push_struct_function): Don't set in_system_header.
1383 * input.h (expanded_location): Add sysp.
1384 (in_system_header_at): New.
1385 (in_system_header): New.
1386 * toplev.c (in_system_header): Remove.
1387 * toplev.h: Include input.h
1389 * tree-cfg.c (execute_warn_function_return): Call warning_at.
1390 * tree-ssa.c (warn_uninit): Call warning_at.
1391 (warn_uninitialized_var): Update calls to warn_uninit.
1392 (warn_uninitialized_phi): Update calls to warn_uninit.
1393 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
1394 (expand_location): Initialize xloc.sysp.
1395 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
1396 (tree_decl_with_vis): Remove in_system_header_flag.
1398 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
1401 * recog.c (asm_operand_ok): Change the order of the extra
1402 memory constraint checks.
1404 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1407 * tree-switch-conversion.c (build_one_array): Call
1408 varpool_mark_needed_node and varpool_finalize_decl
1409 instead of assemble_variable.
1411 2008-07-19 Jan Hubicka <jh@suse.cz>
1413 * cgraph.c (cgraph_add_new_function): Do early local passes.
1414 * tree-nrv.c (gate_pass_return_slot): New gate.
1415 (pass_nrv): Add the gate.
1416 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
1418 (coalesce_ssa_name): Coalesce SSA names.
1419 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
1420 not optimizing so unused user vars remains visible.
1421 * common.opt (flag_tree_ter): Always enable by default.
1422 * tree-ssa-ter.c: Include flags.h
1423 (is_replaceable_p): Check that locations match; when aliasing is missing
1424 be conservative about loads.
1425 * tree-optimize.c (gate_init_datastructures): Remove.
1426 (pass_init_datastructures): New.
1427 * passes.c: Reorder passes so we always go into SSA.
1429 2008-07-19 Jan Hubicka <jh@suse.cz>
1431 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
1432 * doc/invoke.texi (--combine): Likewise.
1433 (-finline-functions-called-once): Update levels when enabled.
1434 (-funit-at-a-time): Document new behaviour.
1435 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
1436 -fno-section-anchors when disabled explicitly.
1437 (inline params): They are not ignored now.
1438 (precompiled headers): Remove unit-at-a-time as being incompatible.
1439 * opts.c (decode_options): Handle unit-at-a-time as alias;
1440 imply -fno-section-anchors when toplevel reorder is disabled
1442 * common.opt (ftoplevel-reorder): Set default value to 2.
1443 (funit-at-a-time): Set default value to 1.
1444 * config/rs6000/rs6000.c (optimization_options): Set section anchors
1447 2008-07-19 Jan Hubicka <jh@suse.cz>
1449 * builtins.c (expand_builtin_int_roundingfn,
1450 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
1453 2008-07-19 Richard Guenther <rguenther@suse.de>
1456 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
1457 * tree-ssa-sccvn.c (get_constant_value_id): New function.
1458 * tree-ssa-pre.c (get_expr_value_id): For newly created
1459 constant value-ids make sure to add the expression to its
1462 2008-07-19 Jakub Jelinek <jakub@redhat.com>
1465 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
1466 return value of the builtin is ignored.
1468 2008-07-19 Olivier Hainque <hainque@adacore.com>
1470 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
1471 bits, a C conformant malloc implementation has to provide.
1472 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
1474 2008-07-19 Joseph Myers <joseph@codesourcery.com>
1478 * reload.c (find_reloads_subreg_address): Only reload address if
1479 reloaded == 0, not for reloaded != 1.
1482 2008-07-16 Joseph Myers <joseph@codesourcery.com>
1483 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
1484 (m32c_legitimate_address_p): Handle "++rii" addresses created by
1485 m32c_legitimize_reload_address.
1487 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1488 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
1489 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
1491 2008-07-19 Olivier Hainque <hainque@adacore.com>
1493 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
1494 argument, saying whether nested array are to be collapsed
1495 into a single array type DIE with multiple subscripts.
1496 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
1497 issues, centralize the nested array types collapsing control and
1498 disable the transformation for Ada.
1500 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
1503 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
1505 (x86_64_shift_adj_2): New expander.
1506 (x86_64_shift_adj_3): Ditto.
1507 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
1508 to split TImode operands.
1509 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
1510 (ix86_split_lshr): Ditto.
1512 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
1514 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
1515 and __CHAR32_TYPE__.
1516 * c-typeck.c (digest_init): Support char16_t and char32_t.
1517 (set_nonincremental_init_from_string): Idem.
1519 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
1522 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
1523 PREFERRED_STACK_BOUNDARY.
1524 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1526 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
1529 * function.c (locate_and_pad_parm): Cap boundary earlier.
1531 2008-07-17 Julian Brown <julian@codesourcery.com>
1533 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
1534 no-op for targets which don't use DLLs.
1536 2008-07-17 Martin Jambor <mjambor@suse.cz>
1538 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
1539 that nodes are relevant by examining the node->analyzed flag.
1540 (ipcp_init_stage): Check which nodes are relevant, assert that the
1541 relevant ones are also required.
1542 (ipcp_propagate_stage): Check on the side arrays are properly
1544 (ipcp_print_all_jump_functions): Make sure not to touch any node
1545 that is not analyzed or an edge that does not have a corresponding
1546 entry in the on-the-side vectors.
1547 (ipcp_function_scale_print): Likewise.
1548 (ipcp_update_callgraph): Check that the node is relevant.
1549 (ipcp_insert_stage): Check that the node is relevant. Check there is
1550 an info for every node and edge.
1551 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
1552 (ipa_print_all_tree_maps): Likewise and a new variable info.
1553 (ipa_print_all_params_modified): Likewise.
1554 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
1556 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
1559 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
1561 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
1563 PR rtl-optimization/36753
1564 * fwprop.c (use_killed_between): Don't shortcut
1565 single-definition global registers.
1567 2008-07-16 Jan Hubicka <jh@suse.cz>
1569 * cgraph.h (varpool_empty_needed_queue): Declare.
1570 * cgraphunit.c (output_in_order): Mark all variables as needed;
1572 * varpool.c (varpool_assemble_node): Update debug queue.
1573 (varpool_assemble_pending_decls): Don't do it here.
1574 (varpool_empty_needed_queue): New function.
1576 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1578 * recog.c (peephole2_optimize): Fix formatting.
1580 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1582 * c-pch.c (get_ident): Avoid C++ keywords.
1583 * combine-stack-adj.c (single_set_for_csa): Likewise.
1584 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
1585 output_asm_insn): Likewise.
1586 * reload.c (push_secondary_reload, find_reusable_reload,
1587 push_reload, combine_reloads, find_reloads,
1588 debug_reload_to_stream): Likewise.
1589 * reload.h (struct reload): Likewise.
1590 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
1591 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
1592 emit_output_reload_insns): Likewise.
1593 * targhooks.c (default_secondary_reload): Likewise.
1594 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
1596 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1598 * recog.c (validate_change_1, validate_change,
1599 validate_unshare_change, validate_replace_rtx_1, struct
1600 funny_match, constrain_operands, peephole2_optimize): Avoid C++
1602 * reload.c (push_secondary_reload, secondary_reload_class,
1603 scratch_reload_class, find_valid_class, find_reusable_reload,
1604 push_reload, find_dummy_reload, find_reloads_address_1,
1605 find_reloads_address_part, find_equiv_reg): Likewise.
1606 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
1607 choose_reload_regs): Likewise.
1608 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
1610 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1611 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1612 * sched-rgn.c (concat_INSN_LIST): Likewise.
1613 * stor-layout.c (mode_for_size, mode_for_size_tree,
1614 smallest_mode_for_size): Likewise.
1616 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1618 * cfg.c (dump_reg_info): Avoid C++ keywords.
1619 * dwarf2asm.c (dw2_force_const_mem,
1620 dw2_asm_output_encoded_addr_rtx): Likewise.
1621 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
1622 * expmed.c (expand_shift): Likewise.
1623 * global.c (find_reg): Likewise.
1624 * graph.c (draw_edge): Likewise.
1625 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
1626 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
1627 widen_clz, widen_bswap, expand_parity, expand_unop,
1628 emit_cmp_and_jump_insn_1): Likewise.
1629 * postreload.c (reload_cse_simplify_operands): Likewise.
1630 * ra.h (add_neighbor): Likewise.
1631 * reg-stack.c (remove_regno_note, change_stack): Likewise.
1632 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
1633 record_reg_classes, copy_cost, record_address_regs,
1634 invalid_mode_change_p): Likewise.
1635 * regrename.c (regrename_optimize, scan_rtx_reg,
1636 dump_def_use_chain, find_oldest_value_reg,
1637 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
1639 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1641 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
1642 MASK_POWERPC64 for power4 in previous commit.
1644 2008-07-16 Olivier Hainque <hainque@adacore.com>
1646 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
1647 instead of bare conversion to cast const-ness away.
1649 2008-07-16 Anatoly Sokolov <aesok@post.ru>
1651 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
1652 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
1653 * config/xtensa/xtensa.c (xtensa_function_value): New function.
1654 (TARGET_FUNCTION_VALUE): Define.
1656 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1658 * config/rs6000/rs6000.c (processor_target_table): Add
1659 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
1661 2008-07-16 Joseph Myers <joseph@codesourcery.com>
1664 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
1665 (m32c_legitimate_address_p): Handle "++rii" addresses created by
1666 m32c_legitimize_reload_address.
1668 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
1670 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
1671 DECL_IN_SYSTEM_HEADER in sync.
1673 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
1675 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
1676 * tree-ssa-pre.c (pre_expr_eq): Ditto
1677 (get_constant_for_value_id): Take a type as an argument.
1678 (fully_constant_expression): Pass in type.
1679 (find_or_generate_expression): Short circuit constant case.
1680 (create_expression_by_pieces): Remove special casing of
1682 (do_regular_insertion): Short circuit constant case.
1683 (do_partial_partial_insertion): Ditto.
1685 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1688 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
1690 2008-07-15 Bob Wilson <bob.wilson@acm.org>
1692 * config/xtensa/libgcc-xtensa.ver: New file.
1693 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
1695 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1697 * df-problems.c (df_set_note): Avoid C++ keywords.
1698 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
1699 * dse.c (record_store, remove_useless_values): Likewise.
1700 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
1701 gen_reg_rtx_offset, operand_subword, change_address_1,
1702 change_address, adjust_address_1, offset_address,
1703 widen_memory_access, emit_copy_of_insn_after): Likewise.
1704 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
1705 * fwprop.c (should_replace_address, propagate_rtx_1,
1706 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
1708 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
1709 gcse_emit_move_after, update_ld_motion_stores): Likewise.
1710 * lcm.c (compute_insert_delete, pre_edge_lcm,
1711 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
1712 * lower-subreg.c (resolve_reg_notes): Likewise.
1713 * mode-switching.c (optimize_mode_switching): Likewise.
1715 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1717 * bt-load.c (add_btr_def, migrate_btr_def,
1718 branch_target_load_optimize): Avoid C++ keywords.
1719 * caller-save.c (insert_restore, insert_save, insert_one_insn):
1721 * combine.c (subst, simplify_set, make_extraction,
1722 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
1723 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
1724 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
1726 2008-07-15 Richard Guenther <rguenther@suse.de>
1729 * c-common.c (strict_aliasing_warning): Do not warn for
1730 TYPE_REF_CAN_ALIAS_ALL pointers.
1731 (c_common_get_alias_set): may_alias types are not special.
1732 * tree.c (build_pointer_type_for_mode): Look up the may_alias
1733 attribute and set can_ref_all accordingly.
1734 (build_reference_type_for_mode): Likewise.
1735 * doc/extend.texi (may_alias): Clarify.
1737 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1740 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
1741 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
1743 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1746 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
1747 gcc_assert, instead call output_operand_lossage.
1749 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
1751 * builtins.c (std_canonical_va_list): Treat structure based
1754 2008-07-15 Ben Elliston <bje@au.ibm.com>
1756 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
1758 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
1760 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
1763 2008-07-14 Jan Hubicka <jh@suse.cz>
1765 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
1766 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
1767 fix predicates and constraints.
1768 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
1769 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
1771 2008-07-14 Doug Kwan <dougkwan@google.com>
1773 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
1774 additional option file arm/eabi.opt.
1775 * config/arm/eabi.h (File): New configuration file for EABI targets.
1776 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
1777 SUBSUBTARGET_EXTRA_SPECS.
1778 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
1779 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
1780 from STARTFILE_SPEC so that it can be referenced in an override.
1781 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
1782 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
1783 can be referenced in an override.
1784 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
1785 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
1786 so that it can be referenced in an override.
1787 (LINK_SPEC): Use BPABI_LINK_SPEC.
1788 * config/arm/eabi.opt (File): New.
1790 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1792 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
1793 (FIXED_VALUE_H): New variable.
1794 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
1795 input.h, fixed-value.h.
1796 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
1797 (BASIC_BLOCK_H): Use $(BITMAP_H).
1798 (FUNCTION_H): Add varray.h.
1799 (IPA_REFERENCE_H): Use $(BITMAP_H).
1800 (CGRAPH_H): Add $(BASIC_BLOCK_H).
1801 (DF_H): Use $(BITMAP_H).
1802 (GGC_H): Add statistics.h.
1804 (INSN_ATTR_H): Use it.
1805 (SYSTEM_H): Add safe-ctype.h, filenames.h.
1807 (SYMTAB_H): Add $(OBSTACK_H).
1808 (CPP_INTERNAL_H): New.
1809 (TREE_DUMP_H): Add tree-pass.h.
1810 (TREE_FLOW_H): Use $(BITMAP_H)
1811 (PRETTY_PRINT_H): Use $(INPUT_H).
1812 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
1815 (many object files): Fix lots of header dependencies throughout.
1817 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1819 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
1821 (s-gtyp-input): Use them to write tmp-gi.list.
1822 (echo_to_gi.list): Remove.
1824 2008-07-14 Richard Guenther <rguenther@suse.de>
1826 * tree-ssa-sccvn.c (pre_info): Remove.
1827 (switch_to_PRE_table): Likewise.
1828 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
1829 (set_hashtable_value_ids): Do not create value-ids for the
1831 (run_scc_vn): Remove double test. Remove bogus special-case
1832 in value-number printing.
1833 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
1834 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
1836 * tree-flow-inline.h (get_value_handle): Remove.
1837 * tree-flow.h (get_value_handle): Remove.
1839 2008-07-14 Martin Jambor <mjambor@suse.cz>
1841 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
1842 in which we generate arithmetics is not a subrange.
1844 2008-07-14 Martin Jambor <mjambor@suse.cz>
1846 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
1848 2008-07-14 Richard Guenther <rguenther@suse.de>
1850 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
1852 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
1855 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
1856 reload for symbol refs moved to r0 with -fPIC.
1857 (legitimize_pic_address): Use the target register as temporary
1859 (emit_symbolic_move): Adjust comment.
1860 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
1863 2008-07-14 Ben Elliston <bje@au.ibm.com>
1865 * c-common.h (C_CPP_HASHNODE): New macro.
1866 * coretypes.h (struct cpp_token): Forward declare.
1867 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1868 the context-sensitive keyword method.
1869 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
1870 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
1871 expand_bool_pixel): New.
1872 (altivec_categorize_keyword): New function.
1873 (init_vector_keywords): New function.
1874 (rs6000_macro_to_expand): Likewise.
1875 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
1876 compiling an ISO C dialect.
1878 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
1880 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
1881 (create_expression_by_pieces): Fix typo.
1882 (do_regular_insertion): Use debug counter here too.
1884 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
1887 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
1888 CONST_OK_FOR_LETTER_P. All port-local users changed.
1889 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
1890 implement Kp matching power-of-two.
1891 (CONSTRAINT_LEN): Define to match.
1892 * config/cris/cris.md: Replace all use of constraint K with Kc.
1893 ("*btst*): Use Kp for operand 0 of last alternative.
1895 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1898 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
1901 2008-07-13 Jan Hubicka <jh@suse.cz>
1903 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
1906 2008-07-13 Richard Guenther <rguenther@suse.de>
1909 * langhooks.c (lhd_print_error_function): Deal with recursive
1912 2008-07-12 Jan Hubicka <jh@suse.cz>
1914 * cgraph.c (assembler_name_hash): New static var.
1915 (hash_node_by_assembler_name, eq_assembler_name): New.
1916 (cgraph_node_for_asm): Use hashtable.
1917 (cgraph_remove_node): Maintain hashtable.
1918 (change_decl_assembler_name): Sanity check that names are not changing
1919 after aliasing was processed.
1920 * cgraph.h (varpoon_node): Add next GGC marker.
1921 * tree.c (decl_assembler_name_equal): Constify.
1922 (decl_assembler_name_hash): New.
1923 * tree.h (decl_assembler_name_equal): Constify.
1924 (decl_assembler_name_hash): Update.
1926 2008-07-12 David Daney <ddaney@avtrex.com>
1928 * config/mips/driver-native.c (host_detect_local_cpu): Handle
1931 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
1933 * doc/md.texi: Document the MIPS "v" constraint.
1934 * config/mips/mips.h (reg_class): Revert last change.
1935 (REG_CLASS_NAMES): Likewise.
1936 (REG_CLASS_CONTENTS): Likewise.
1937 * config/mips/mips.c (mips_regno_to_class): Likewise.
1938 * config/mips/constraints.md (v): Likewise, but add documentation.
1939 Add a comment to say that this constraint should not be used in
1942 2008-07-11 DJ Delorie <dj@redhat.com>
1944 * config/h8300/h8300.md (length): Fix branch offset limit.
1946 2008-07-11 Anatoly Sokolov <aesok@post.ru>
1948 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
1949 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
1950 (avr_hard_regno_scratch_ok): New function.
1951 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
1952 * config/avr/avr.md (all peepholes that request a scratch register):
1953 Remove avr_peep2_scratch_safe use.
1955 2008-07-11 Tom Tromey <tromey@redhat.com>
1956 Ian Lance Taylor <iant@google.com>
1958 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
1959 (struct c_common_resword): Define.
1960 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
1961 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
1962 (c_common_reswords, num_c_common_reswords): Declare.
1963 * c-common.c (c_common_reswords): New global const array.
1964 (num_c_common_reswords): New const int.
1965 * c-parser.c (struct resword, reswords): Don't define.
1966 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
1967 (c_parse_init): Clarify mask code. Use c_common_reswords rather
1968 than reswords. If warning about C++ keywords, give them a special
1970 (c_lex_one_token): Warn about C++ keywords. Call
1971 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
1972 (c_parser_external_declaration): Look for RID_xxx rather than
1973 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
1974 (c_parser_statement_after_labels): Likewise.
1975 (c_parser_objc_class_instance_variables): Likewise.
1976 (c_parser_objc_class_declaration): Likewise.
1977 (c_parser_objc_try_catch_statement): Likewise.
1978 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
1979 (declspecs_add_type): Likewise.
1981 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
1983 * ggc-page.c (alloc_page):
1984 Substituting xmalloc, xcalloc with
1985 XNEWVEC and XCNEWVAR macros which add the
1988 2008-07-11 Richard Guenther <rguenther@suse.de>
1990 PR tree-optimization/36765
1991 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
1992 aliases from HEAP vars to SMTs.
1994 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1996 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
1997 * configure.ac (loose_warn): Move -Wc++-compat from here...
1998 (strict_warn): ...to here.
1999 * configure: Regenerate.
2001 2008-07-10 Joseph Myers <joseph@codesourcery.com>
2003 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
2004 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
2005 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
2006 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
2007 excluding more specific h8300-*-* and sh-*-* targets.
2009 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
2011 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
2013 (execute_pre): Call loop_optimizer_finalize in early exit.
2015 2008-07-10 Jakub Jelinek <jakub@redhat.com>
2018 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
2019 uids in the bitmap, not just VAR_DECL uids.
2021 PR rtl-optimization/36419
2022 * combine-stack-adj.c (adjust_frame_related_expr): New function.
2023 (combine_stack_adjustments_for_block): Call it if needed. Delete
2025 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
2026 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
2027 prologue sp adjustment.
2029 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
2032 * opts.c (print_ignored_options): Report postponed diagnostics for
2033 unknown -Wno-* options as warnings, not errors.
2034 (postpone_unknown_option_error): Renamed to...
2035 (postpone_unknown_option_warning): ... this.
2037 2008-07-09 Doug Kwan <dougkwan@google.com>
2040 2008-07-08 Doug Kwan <dougkwan@google.com>
2042 * config/arm/arm.opt (mandroid): New option.
2043 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
2044 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
2046 (CC1PLUS_SPEC): Same.
2048 (STARTFILE_SPEC): Same.
2049 (ENDFILE_SPEC): Same.
2050 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
2053 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
2056 * config/mips/mips.h (reg_class): Remove V1_REG.
2057 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2058 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
2060 (mips_get_tp): New function.
2061 (mips_legitimize_tls_address): Use it.
2062 * config/mips/constraints.md (v): Delete.
2063 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
2064 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
2065 After reload, split into a move and ...
2066 (*tls_get_tp_<mode>_split): ...this new instruction.
2068 2008-07-09 David Daney <ddaney@avtrex.com>
2070 * config/mips/driver-native.c: Include coretypes.h and tm.h.
2072 2008-07-09 Jakub Jelinek <jakub@redhat.com>
2074 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
2075 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
2077 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
2078 htab_delete should be called. Don't free c.
2079 (lookup_tmp_var): Create temp_htab lazily.
2080 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
2081 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
2083 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
2084 lower_omp_ordered, lower_omp_critical, lower_omp_for,
2085 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
2086 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
2087 * tree-sra.c (generate_element_init): Likewise.
2088 * tree-mudflap.c (execute_mudflap_function_ops,
2089 execute_mudflap_function_decls): Likewise.
2090 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
2091 * tree-gimple.h (struct gimplify_ctx): New type.
2092 (push_gimplify_context): Adjust prototype.
2094 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
2096 * tree-ssa-pre.c (phi_translate_1): Update placement of
2099 2008-07-09 Anatoly Sokolov <aesok@post.ru>
2101 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
2102 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
2103 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
2104 * targhooks.c (default_hard_regno_scratch_ok): New function.
2105 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
2106 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
2107 * recog.c: Include "target.h".
2108 (peep2_find_free_register): Add check for global regs. Add target
2110 * Makefile.in (recog.o): Depend on target.h.
2112 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
2114 * config/sh/sh.c (sh_canonical_va_list_type): New.
2115 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
2117 2008-07-09 Raksit Ashok <raksit@google.com>
2119 * doc/invoke.texi (Option Summary): Mention new option
2120 -Wdisallowed-function-list=...
2121 (Warning Options): Document -Wdisallowed-function-list=...
2122 * common.opt (Wdisallowed-function-list=): New flag.
2123 * flags.h (warn_disallowed_functions): External definition of new
2124 boolean warning flag.
2125 (warn_if_disallowed_function_p): Declare new function.
2126 * opts.c (warning_disallowed_functions): New static variable.
2127 (warn_disallowed_functions): New boolean warning flag.
2128 (warn_if_disallowed_function_p): New function.
2129 (add_comma_separated_to_vector): Rename
2130 add_instrument_functions_exclude_list to this.
2131 (common_handle_option): Handle new option. Rename calls to
2132 add_instrument_functions_exclude_list into calls to
2133 add_comma_separated_to_vector.
2134 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
2135 based on flag warn_disallowed_functions.
2137 2008-07-09 Christian Bruel <christian.bruel@st.com>
2139 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
2140 instead of get_attr_length.
2142 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2144 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
2146 * genemit.c (gen_insn): Likewise.
2147 * gengtype.c (note_def_vec): Likewise.
2148 * gengtype.h (note_def_vec): Likewise.
2149 * genoutput.c (struct data, output_insn_data, process_template,
2150 gen_expand, gen_split, note_constraint): Likewise.
2151 * genrecog.c (new_decision, add_to_sequence, factor_tests,
2152 make_insn_sequence): Likewise.
2153 * gensupport.c (record_insn_name): Likewise.
2155 2008-07-08 Doug Kwan <dougkwan@google.com>
2157 * config/arm/arm.opt (mandroid): New option.
2158 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
2159 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
2161 (CC1PLUS_SPEC): Same.
2163 (STARTFILE_SPEC): Same.
2164 (ENDFILE_SPEC): Same.
2165 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
2168 2008-07-08 Raksit Ashok <raksit@google.com>
2170 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
2171 (set_storage_via_setmem): Fix expected_align parameter.
2172 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
2173 missing from the list.
2174 * doc/md.texi (movmem): Explicitly state that expected alignment is
2175 to be expressed in bytes.
2176 (setmem): Explicitly state that expected alignment is to be expressed
2179 2008-07-08 Joseph Myers <joseph@codesourcery.com>
2181 * reload.c (find_reloads_subreg_address): Do not require validity
2182 of address in original mode before reloading address.
2184 2008-07-07 Tianwei Sheng <tianweis@google.com>
2186 * df-core.c (df_remove_problem): Adjust the access to avoid out of
2187 bounds array access.
2189 2008-07-08 Jakub Jelinek <jakub@redhat.com>
2191 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
2193 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
2195 Fix PR tree-optimization/23455
2196 Fix PR tree-optimization/35286
2197 Fix PR tree-optimization/35287
2198 * Makefile.in (OBJS-common): Remove tree-vn.o.
2199 (tree-vn.o): Remove.
2200 * dbgcnt.def: Add treepre_insert debug counter.
2201 * gcc/tree-flow.h (add_to_value): Updated for other changes.
2202 (debug_value_expressions): Ditto.
2203 (print_value_expressions): Ditto.
2204 * tree-pretty-print.c (dump_generic_node): Updated for
2205 VALUE_HANDLE removal.
2206 * tree-ssa-dom.c (record_equality): Ditto.
2207 (cprop_operand): Ditto.
2208 (lookup_avail_expr): Ditto.
2209 * tree-ssa-threadedge.c
2210 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
2211 (simplify_control_stmt_condition): Ditto.
2212 * tree.c (tree_code_size): Ditto.
2213 (tree_node_structure): Ditto.
2214 (iterative_hash_expr): Ditto.
2216 * tree.h (VALUE_HANDLE_ID): Ditto.
2217 (VALUE_HANDLE_EXPR_SET): Ditto.
2218 (struct tree_value_handle): Ditto.
2219 (union tree_node): Ditto.
2220 * treestruct.def: Ditto.
2221 * tree-vn.c: Removed.
2222 * tree-ssa-pre.c: Rewritten entirely.
2223 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
2224 (constant_value_ids): Ditto.
2225 (vn_nary_op_t): Moved to header.
2227 (vn_reference_op_t): Ditto
2228 (vn_reference_t): Ditto.
2229 (next_value_id): New variable.
2230 (VN_INFO): Add an assert.
2231 (vn_constant_eq): New function.
2232 (vn_constant_hash): Ditto.
2233 (get_or_alloc_constant_value_id): Ditto.
2234 (value_id_constant_p): Ditto.
2235 (vn_reference_compute_hash): De-staticify.
2236 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
2237 Disable some code with a FIXME. Remove VALUE_HANDLE use.
2238 (valueize_refs): Update opcode if it changes from ssa name to constant.
2239 (vn_reference_lookup_1): Add new argument.
2240 (vn_reference_lookup): Ditto.
2241 (vn_reference_lookup_pieces): New function.
2242 (vn_reference_insert): Add return type. Modify to deal with value ids.
2243 (vn_reference_insert_pieces): New function.
2244 (vn_nary_op_compute_hash): De-staticify.
2245 (vn_nary_op_eq): Ditto.
2246 (vn_nary_op_lookup_pieces): New function.
2247 (vn_nary_op_lookup): Add new argument.
2248 (vn_nary_op_insert_pieces): New function.
2249 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
2250 (vn_phi_insert): Ditto.
2251 (visit_unary_op): Update for callee changes.
2252 (visit_binary_op): Ditto.
2253 (visit_reference_op_load): Ditto.
2254 (visit_reference_op_store): Ditto.
2255 (init_scc_vn): Init next_value_id, constant_to_value_id and
2257 (free_scc_vn): Free them.
2258 (set_hashtable_value_ids): New function.
2259 (run_scc_vn): Use it.
2260 (get_max_value_id): New function.
2261 (get_next_value_id): Ditto.
2262 (expressions_equal_p): Moved from tree-vn.c
2263 (sort_vuses): Ditto.
2264 (sort_vuses_heap): Ditto.
2265 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
2267 * tree.c (iterative_hash_hashval_t): Made non-static
2268 * tree.h (iterative_hash_hashval_t): Declare it.
2270 2008-07-08 Martin Jambor <mjambor@suse.cz>
2272 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
2273 instead of ipa_create_node_params.
2274 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
2275 ipa_check_create_edge_args, free them with
2276 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
2278 * ipa-prop.c: Include flags.h and tree-inline.h.
2279 (ipa_node_params_vector): New variable.
2280 (ipa_edge_args_vector): New variable.
2281 (edge_removal_hook_holder): New variable.
2282 (node_removal_hook_holder): New variable.
2283 (edge_duplication_hook_holder): New variable.
2284 (node_duplication_hook_holder): New variable.
2285 (ipa_detect_param_modifications): Check for presence of modified flags.
2286 (ipa_compute_jump_functions): Check for presence of jump functions.
2287 (ipa_free_edge_args_substructures): New function.
2288 (ipa_create_node_params): Removed.
2289 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
2290 (ipa_free_node_params_substructures): New function.
2291 (ipa_free_all_node_params): Changed to deallocate the on-the-side
2293 (ipa_edge_removal_hook): New function.
2294 (ipa_node_removal_hook): New function.
2295 (duplicate_array): New function.
2296 (ipa_edge_duplication_hook): New function.
2297 (ipa_node_duplication_hook): New function.
2298 (ipa_register_cgraph_hooks): New function.
2299 (ipa_unregister_cgraph_hooks): New function.
2300 (free_all_ipa_structures_after_ipa_cp): New function.
2302 * ipa-prop.h: Include vec.h.
2303 (ipa_node_params_t): New typedef with vector types for it.
2304 (ipa_edge_args_t): New typedef with vector types for it.
2305 (IPA_NODE_REF): Changed to access an on-the-side vector.
2306 (IPA_EDGE_REF): Changed to access an on-the-side vector.
2307 (ipa_check_create_node_params): New function.
2308 (ipa_check_create_edge_args): New function.
2310 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
2313 2008-07-07 Tom Tromey <tromey@redhat.com>
2315 * configure, config.in: Rebuilt.
2316 * configure.ac: Don't check for scandir or alphasort.
2318 2008-07-07 Joseph Myers <joseph@codesourcery.com>
2320 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
2321 types immediately after creating them.
2323 2008-07-07 Joseph Myers <joseph@codesourcery.com>
2325 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
2327 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
2329 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
2330 dump_constraint_graph.
2331 (dump_constraint_edge): New function.
2332 (dump_constraint_graph): New function.
2333 (debug_constraint_graph): New function.
2334 (dump_constraint): Removed useless comparison.
2335 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
2336 (dump_constraint_graph): Declare.
2337 (debug_constraint_graph): Declare.
2338 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
2340 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
2342 * config/i386/i386.c (is_va_list_char_pointer): New.
2343 (ix86_va_start): Replace compare with ms_va_list_type_node
2344 by is_va_list_char_pointer.
2345 (ix86_gimplify_va_arg): Likewise.
2347 2008-07-07 Martin Jambor <mjambor@suse.cz>
2349 * cgraph.c (cgraph_edge_max_uid): New variable.
2350 (struct cgraph_edge_hook_list): New type.
2351 (struct cgraph_node_hook_list): New type.
2352 (struct cgraph_2edge_hook_list): New type.
2353 (struct cgraph_2node_hook_list): New type.
2354 (first_cgraph_edge_removal_hook): New variable.
2355 (first_cgraph_node_removal_hook): New variable.
2356 (first_cgraph_edge_duplicated_hook): New variable.
2357 (first_cgraph_node_duplicated_hook): New variable.
2358 (cgraph_add_edge_removal_hook): New function.
2359 (cgraph_remove_edge_removal_hook): New function.
2360 (cgraph_call_edge_removal_hooks): New function.
2361 (cgraph_add_node_removal_hook): New function.
2362 (cgraph_remove_node_removal_hook): New function.
2363 (cgraph_call_node_removal_hooks): New function.
2364 (cgraph_add_edge_duplication_hook): New function.
2365 (cgraph_remove_edge_duplication_hook): New function.
2366 (cgraph_call_edge_duplication_hooks): New function.
2367 (cgraph_add_node_duplication_hook): New function.
2368 (cgraph_remove_node_duplication_hook): New function.
2369 (cgraph_call_node_duplication_hooks): New function.
2370 (cgraph_create_edge): Assign to edge uid.
2371 (cgraph_remove_edge): Call edge removal hooks.
2372 (cgraph_node_remove_callees): Call edge removal hooks.
2373 (cgraph_node_remove_callers): Call edge removal hooks.
2374 (cgraph_remove_node): Call node removal hooks.
2375 (cgraph_clone_edge): Call edge duplication hooks.
2376 (cgraph_clone_node): Call node duplication hooks.
2378 * cgraph.h (cgraph_edge): New field uid.
2379 (cgraph_edge_hook): New type.
2380 (cgraph_node_hook): New type.
2381 (cgraph_2edge_hook): New type.
2382 (cgraph_2node_hook): New type.
2384 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
2386 * config.in: Regenerate.
2388 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
2390 * gcc.c (print_sysroot): New.
2391 (option_map, display_help, process_command): Handle the
2392 -print-sysroot option.
2393 (main): Print the sysroot if requested.
2394 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
2396 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2399 * unwind-pe.h (size_of_encoded_value): add attribute unused.
2401 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
2403 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
2404 (assign_parm_setup_block_p): Also check mode of entry_parm.
2406 2008-07-07 Richard Guenther <rguenther@suse.de>
2408 * tree-ssa-structalias.h (set_used_smts): Remove.
2409 * tree-ssa-structalias.c (used_smts): Likewise.
2410 (set_used_smts): Likewise.
2411 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
2412 call to set_used_smts.
2414 2008-07-07 Richard Guenther <rguenther@suse.de>
2416 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
2417 (new_var_info): Set it to false.
2418 (solution_set_add): Correctly handle pointers outside a var and
2420 (type_safe): Treat variables with is_full_var properly.
2421 (do_sd_constraint): Likewise.
2422 (do_ds_constraint): Likewise.
2423 (process_constraint): Remove zeroing offset for !use_field_sensitive.
2424 (get_constraint_for_ptr_offset): New function.
2425 (get_constraint_for_component_ref): For addresses at least include
2426 the last field of the variable. Handle is_full_vars properly.
2427 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
2428 (handle_ptr_arith): Remove.
2429 (find_func_aliases): Simplify assignment handling.
2430 (create_function_info_for): For parameter and result varinfos set
2432 (create_variable_info_for): Set is_full_var flag whenever we
2433 just created a single varinfo for a decl.
2434 (init_alias_vars): Initialize use_field_sensitive from
2435 max-fields-for-field-sensitive parameter.
2437 2008-07-07 Richard Guenther <rguenther@suse.de>
2439 PR tree-optimization/36713
2440 * tree-flow-inline.h (is_call_used): New function.
2441 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
2442 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2443 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
2445 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2447 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
2449 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
2451 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
2453 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2454 Nathan Sidwell <nathan@codesourcery.com>
2456 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
2457 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
2459 * config/m68k/t-linux: New.
2460 * doc/install.texi: Document m68k-*-linux is now multilibbed by
2463 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
2465 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
2466 * config/m68k/m68k-devices.def: Remove multilibs that only differ
2469 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2471 * gcc.c (execute): Fix -Wc++-compat warning.
2473 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
2476 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
2477 constant for little endian.
2479 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
2481 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
2482 mips_base_mips16 instead of TARGET_MIPS16.
2483 (mips_base_mips16): Declare.
2484 * config/mips/mips.c (mips_base_mips16): Make global.
2485 (was_mips16_p): Remove GTY marker.
2486 (was_mips16_pch_p): New variable.
2487 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
2488 (mips_override_options): Force to non-MIPS16 mode initially.
2489 Do not complain about MIPS16 PIC incompatibilities here.
2490 Only allow -mgpopt if -mexplicit-relocs is in force for
2493 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
2495 * configure.ac: Check for caddr_t, define to char * if not defined.
2496 * configure: Regenerate.
2497 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
2498 (mmap_gt_pch_use_address): Likewise.
2499 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
2501 2008-07-06 Richard Guenther <rguenther@suse.de>
2503 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
2504 (new_var_info): Deal with it.
2505 (solution_set_add): Likewise.
2506 (bitpos_of_field): Make signed, fix.
2507 (struct fieldoff): Remove type and decl fields. Make size field
2508 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
2510 (fieldoff_compare): Deal with it.
2511 (push_fields_onto_fieldstack): Remove has_union argument, glob
2512 adjacent non-pointer fields together.
2513 (create_function_info_for): Do not set has_union.
2514 (create_variable_info_for): Simplify.
2516 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
2518 * config.gcc (extra_headers): Add cross-stdarg.h for target
2519 x86_64-*-* and i?86-*-*.
2520 * config/i386/cross-stdarg.h: New.
2521 * builtins.c (std_fn_abi_va_list): New.
2522 (std_canonical_va_list_type): New.
2523 (stabilize_va_list): Replace va_list_type_node use by
2524 mtarget.canonical_va_list_type.
2525 (gimplify_va_arg_expr): Likewise.
2526 (expand_builtin_va_copy): Replace va_list_type_node use by
2527 mtarget.fn_abi_va_list.
2528 * tree-sra.c (is_va_list_type): New helper.
2529 (decl_can_be_decomposed_p): Replace
2530 va_list_type_node use by is_va_list_type.
2531 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
2532 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2533 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
2534 * config/i386/i386-protos.h (ix86_get_valist_type): New.
2535 (ix86_enum_va_list): New.
2536 * config/i386/i386.c (sysv_va_list_type_node): New.
2537 (ms_va_list_type_node): New.
2538 (ix86_function_type_abi): Remove sorry.
2539 (ix86_build_builtin_va_list_abi): New.
2540 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
2542 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
2543 (ix86_init_builtins_va_builtins_abi): New.
2544 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
2546 (ix86_handle_abi_attribute): New.
2547 (attribute_spec): Add sysv_abi and ms_abi.
2548 (ix86_fn_abi_va_list): New.
2549 (ix86_canonical_va_list_type): New.
2550 (ix86_enum_va_list): New.
2551 (TARGET_FN_ABI_VA_LIST): New.
2552 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2553 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
2554 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
2555 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2556 (TARGET_ENUM_VA_LIST): New.
2557 * expr.h (std_fn_abi_va_list): New.
2558 (std_canonical_va_list_type): New.
2559 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
2560 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2561 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
2562 TARGET_CANONICAL_VA_LIST_TYPE.
2563 * target.h (struct gcc_target): Add fn_abi_va_list hook
2564 and canonical_va_list_type hook.
2566 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2568 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
2569 integral and pointer types.
2571 2008-07-04 Roger Sayle <roger@eyesopen.com>
2573 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
2574 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
2576 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
2579 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
2581 2008-07-04 Jakub Jelinek <jakub@redhat.com>
2583 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
2584 build_gimple_modify_stmt.
2585 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
2586 gimple operand. Use fold_build* instead of build*.
2588 2008-07-04 Richard Guenther <rguenther@suse.de>
2590 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
2591 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
2592 properly to compute the reachability set if we do field-sensitive PTA.
2593 * invoke.texi (max-fields-for-field-sensitive): Document default.
2594 * opts.c (decode_options): Set max-fields-for-field-sensitive to
2595 100 for optimize >= 2.
2597 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2599 * ggc-zone.c (lookup_page_table_if_allocated,
2600 set_page_table_entry, zone_find_object_size, alloc_small_page,
2601 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
2602 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
2603 -Wc++-compat and/or -Wcast-qual warnings.
2605 2008-07-04 Alan Modra <amodra@bigpond.net.au>
2608 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
2609 pic_offset_table_rtx to be marked as used here.
2610 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
2611 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
2612 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
2613 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
2616 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2618 * alloc-pool.c (hash_descriptor, eq_descriptor,
2619 alloc_pool_descriptor): Fix -Wc++-compat warnings.
2620 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
2622 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
2623 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
2624 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
2625 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
2628 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
2630 * tree-flow.h (loop_only_exit_p): Declare.
2631 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
2632 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
2633 the number of iterations if it is constant. Otherwise, if this is the
2634 only possible exit of the loop, use the conservative estimate on the
2635 number of iterations of the entire loop if available.
2637 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
2639 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
2640 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
2641 Add synchronization functions.
2642 * config/sync.c: New file.
2643 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
2644 (LIBGCC_SYNC_CFLAGS): Likewise.
2646 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
2649 * config/i386/i386.md (mode): Add TF to "mode" attribute.
2650 (*pushtf_sse): New insn pattern.
2651 (pushtf splitters): New splitters.
2653 2008-07-03 Michael Meissner <gnu@the-meissners.org>
2656 * predict.c (build_predict_expr): Use void_type_node for the tree
2657 type, instead of NULL_TREE.
2659 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
2661 * config/i386/i386.c (contains_aligned_value_p): Return true
2663 (ix86_data_alignment): Align TCmode to 128bits.
2664 (ix86_local_alignment): Likewise.
2666 2008-07-03 Andrew Haley <aph@redhat.com>
2669 * vec.h (VEC_TA): New.
2670 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
2671 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
2672 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
2673 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
2674 (C_COMMON_FIXED_TYPES): Remove first arg.
2675 (C_COMMON_FIXED_MODE_TYPES): Likewise.
2676 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
2677 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
2678 not to use empty macro arguments.
2680 2008-07-02 Joseph Myers <joseph@codesourcery.com>
2682 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
2683 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
2684 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
2685 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
2686 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
2687 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
2688 config/ia64/crtn.asm, config/m68hc11/larith.asm,
2689 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
2690 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
2691 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2692 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2693 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2694 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
2695 config/rs6000/e500crtres64gpr.asm,
2696 config/rs6000/e500crtres64gprctr.asm,
2697 config/rs6000/e500crtrest32gpr.asm,
2698 config/rs6000/e500crtrest64gpr.asm,
2699 config/rs6000/e500crtresx32gpr.asm,
2700 config/rs6000/e500crtresx64gpr.asm,
2701 config/rs6000/e500crtsav32gpr.asm,
2702 config/rs6000/e500crtsav64gpr.asm,
2703 config/rs6000/e500crtsav64gprctr.asm,
2704 config/rs6000/e500crtsavg32gpr.asm,
2705 config/rs6000/e500crtsavg64gpr.asm,
2706 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
2707 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
2708 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
2709 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
2710 config/sparc/sol2-cn.asm: Remove .file directives.
2712 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
2714 * resource.c (mark_referenced_resources): Look inside
2715 UNSPEC_VOLATILEs and ASM_INPUTs.
2717 2008-07-02 Ian Lance Taylor <iant@google.com>
2719 * rtlanal.c (add_reg_note): New function.
2720 * rtl.h (add_reg_note): Declare.
2721 * auto-inc-dec.c (attempt_change): Use add_reg_note.
2722 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
2723 * builtins.c (expand_builtin_longjmp): Likewise.
2724 (expand_builtin_nonlocal_goto): Likewise.
2725 * calls.c (emit_call_1, expand_call): Likewise.
2726 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2727 * cfglayout.c (fixup_reorder_chain): Likewise.
2728 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
2729 (commit_one_edge_insertion): Likewise.
2730 * combine.c (move_deaths, distribute_notes): Likewise.
2731 * df-problems.c (df_set_note): Likewise.
2732 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
2733 (set_unique_reg_note): Likewise.
2734 (emit_copy_of_insn_after): Likewise.
2735 * expr.c (expand_expr_real): Likewise.
2736 * gcse.c (add_label_notes): Likewise.
2737 * haifa-sched.c (create_check_block_twin): Likewise.
2738 * jump.c (mark_jump_label_1): Likewise.
2739 * loop-doloop.c (add_test, doloop_modify): Likewise.
2740 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2741 * lower-subreg.c (move_eh_region_note): Likewise.
2742 * optabs.c (emit_libcall_block): Likewise.
2743 * predict.c (predict_insn): Likewise.
2744 (combine_predictions_for_insn): Likewise.
2745 * recog.c (peephole2_optimize): Likewise.
2746 * regmove.c (try_auto_increment): Likewise.
2747 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
2748 * reload.c (find_reloads): Likewise.
2749 * reload1.c (fixup_eh_region_note): Likewise.
2750 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
2751 * reorg.c (delete_prior_computation): Likewise.
2752 (delete_computation, dbr_schedule): Likewise.
2753 * config/pa/pa.c (legitimize_pic_address): Likewise.
2754 * config/sh/sh.c (sh_reorg): Likewise.
2756 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2759 * config/libgcc-glibc.ver: Add %exclude.
2760 * config/m32r/libgcc-glibc.ver: Likwise.
2761 * config/s390/libgcc-glibc.ver: Likwise.
2762 * config/sh/libgcc-glibc.ver: Likwise.
2763 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
2765 * config/i386/libgcc-glibc.ver: New.
2767 * config/i386/libgcc-x86_64-glibc.ver: Removed.
2769 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2771 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
2772 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
2773 i[34567]86-*-linux*, x86_64-*-linux*. Add
2774 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
2775 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
2776 x86_64-*-linux*. Add i386/t-linux to tmake_file for
2777 i[34567]86-*-linux*, x86_64-*-linux*.
2779 * libgcc-std.ver: Add empty GCC_4.4.0.
2781 * mkmap-symver.awk: Support multiple versions per symbol.
2783 * config/i386/i386.c (ix86_init_builtins): Always define
2784 __builtin_fabsq and __builtin_copysignq with fallbacks.
2785 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
2786 and __builtin_copysignq if SSE2 isn't available.
2788 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
2789 (LIBGCC2_TF_CEXT): Likwise.
2792 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
2794 * config/i386/sfp-machine.h: Moved to libgcc.
2796 * config/i386/sfp-machine.h: New.
2797 * config/i386/t-linux: Likwise.
2799 * config/i386/t-darwin: Remove softfp_wrap_start and
2801 * config/i386/t-darwin64: Likewise.
2803 * config/i386/t-fprules-softfp64: Renamed to ...
2804 * config/i386/t-fprules-softfp: This.
2806 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
2807 and softfp_wrap_end.
2809 2008-07-02 Jason Merrill <jason@redhat.com>
2811 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
2813 * tree.c (ctor_to_list): New fn.
2814 * tree.h: Declare it.
2815 (CONSTRUCTOR_ELT): New macro.
2816 (CONSTRUCTOR_NELTS): New macro.
2818 2008-07-02 Richard Guenther <rguenther@suse.de>
2820 * tree-ssa-structalias.c (struct variable_info): Reorder
2821 to fill padding on 64bit hosts. Make collapsed_to an int.
2822 (get_varinfo_fc): Deal with that.
2823 (new_var_info): Likewise.
2824 (collapse_rest_of_var): Likewise.
2826 2008-07-02 Joshua Sumali <jsumali@redhat.com>
2828 * doc/install.texi (--enable-java-home): Document.
2829 (--enable-aot-compile-rpm): Likewise.
2830 (--with-arch-directory): Likewise.
2831 (--with-os-directory): Likewise.
2832 (--with-origin-name): Likewise.
2833 (--with-arch-suffix): Likewise.
2834 (--with-jvm-root-dir): Likewise.
2835 (--with-jvm-jar-dir): Likewise.
2836 (--with-python-dir): Likewise.
2838 2008-07-02 Richard Guenther <rguenther@suse.de>
2840 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
2841 from decls explicitly. Merge operand checking from tuples.
2843 2008-07-02 Martin Jambor <mjambor@suse.cz>
2845 * tree-switch-conversion.c: Included timevar.h which I forgot before.
2847 2008-07-02 Martin Jambor <mjambor@suse.cz>
2849 * tree-switch-conversion.c: Included timevar.h
2850 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
2852 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
2854 2008-07-02 Martin Jambor <mjambor@suse.cz>
2856 * tree-switch-conversion.c: Corrected various comments and
2858 (build_constructors): Fixed minor formatting mistakes.
2860 * invoke.texi (Optimize Options): Corrected the
2861 switch-conversion-max-branch-ratio parameter.
2863 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
2865 * final.c (asm_insn_count): Return zero for an empty asm body.
2867 2008-07-02 Richard Guenther <rguenther@suse.de>
2869 * bitmap.h (bitmap_set_bit): Return bool.
2870 (bitmap_clear_bit): Likewise.
2871 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
2872 write to the bitmap if it would.
2873 (bitmap_clear_bit): Likewise.
2874 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
2875 bitmap_set_bit return value.
2876 (add_pred_graph_edge): Likewise.
2877 (add_graph_edge): Likewise.
2878 (do_sd_constraint): Likewise.
2879 (do_ds_constraint): Likewise.
2881 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2883 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
2884 Fix -Wc++-compat and/or -Wcast-qual warnings.
2885 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
2886 gen_regparm_prefix): Likewise.
2887 * vmsdbgout.c (write_modbeg, lookup_filename,
2888 vmsdbgout_source_line, vmsdbgout_init): Likewise.
2890 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
2892 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
2893 defaults.h definition apply.
2895 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2897 * function.c (assign_parm_remove_parallels): New.
2898 (assign_parm_setup_block_p): Do not return true for non-BLKmode
2900 (assign_parm_setup_block): Do not handle them.
2901 (assign_parm_setup_reg, assign_parm_setup_stack): Call
2902 assign_parm_remove_parallels.
2904 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2906 * c-typeck.c (convert_for_assignment): Use
2907 vector_targets_convertible_p.
2908 * c-common.c (vector_targets_convertible_p): New.
2909 * c-common.h (vector_targets_convertible_p): New prototype.
2910 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
2911 opaque_p_V2SI_type_node.
2913 2008-07-01 Steve Ellcey <sje@cup.hp.com>
2915 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
2918 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
2920 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
2921 TFmode constants via two element DImode vector for hosts with
2922 HOST_BITS_PER_WIDE_INT < 64.
2923 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
2924 also for HOST_BITS_PER_WIDE_INT < 64.
2926 2008-07-01 Richard Guenther <rguenther@suse.de>
2928 PR tree-optimization/36666
2929 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
2930 (get_constraint_exp_from_ssa_var): Split into ...
2931 (get_constraint_exp_for_temp): ... this ...
2932 (get_constraint_for_ssa_var): ... and that.
2933 Return constraint expressions for all touched sub-fields
2934 if the results address is not taken.
2935 (process_constraint): Remove assertion that aggregate
2936 assignments do not happen at this place.
2937 (get_constraint_for_component_ref): Add address_p argument.
2938 Return constraint expressions for all touched sub-fields
2939 if the results address is not taken.
2940 (do_deref): Use get_constraint_exp_for_temp.
2941 (get_constraint_for_1): Rename from ...
2942 (get_constraint_for): ... this. Add the old function as wrapper.
2943 (do_structure_copy): Use get_constraint_for_1.
2945 2008-07-01 Martin Jambor <mjambor@suse.cz>
2947 * Makefile.in (tree-switch-conversion.o): Add.
2948 (OBJS-common): Add tree-swtch-conversion.o.
2949 * passes.c (init_optimization_passes): Add pass_convert_switch.
2950 * tree-pass.h: (pass_convert_switch): Add.
2951 * tree-switch-conversion.c: New file.
2952 * gcc.dg/tree-ssa/cswtch.c: New testcase.
2953 * common.opt (ftree-cswtch): New option.
2954 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2955 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2956 * opts.c (decode_options): Set flag_tree_switch_conversion when
2957 optimization level is >= 2.
2958 * doc/invoke.texi (Optimize Options): Added description of
2959 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
2961 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2963 * config/darwin-driver.c (darwin_default_min_version): Fix
2964 -Wc++-compat warnings.
2966 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
2968 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
2971 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2973 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
2975 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2977 PR rtl-optimization/34744
2978 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
2979 (df_scan_free_internal): Free data structures not
2980 allocated in storage pools.
2981 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
2982 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
2983 df_scan_free_mws_vec.
2984 * dse.c (dse_step6): Free offset_map_p and offset_map_n
2987 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
2989 * config/i386/i386.c (contains_aligned_value_p): Return true
2991 (ix86_function_arg_boundary): Return its natural boundary
2993 (return_in_memory_32): Don't check TDmode.
2994 (ix86_split_to_parts): Support splitting into 4 parts and
2995 support TFmode for 32bit target.
2996 (ix86_split_long_move): Support splitting into 4 parts.
2997 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
2999 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
3000 (ix86_init_builtins): Here.
3001 (ix86_scalar_mode_supported_p): Always return true for TFmode.
3002 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
3003 'q' and 'w', respectively.
3005 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
3007 (movtf_internal): Likewise.
3008 (<code>tf2): Likewise.
3009 (*absnegtf2_sse): Likewise.
3010 (copysign<mode>3): Likewise.
3011 (copysign<mode>3_const): Likewise.
3012 (copysign<mode>3_var): Likewise.
3013 (define_split UNSPEC_COPYSIGN): Likewise.
3014 * config/i386/sse.md (*nandtf3): Likewise.
3015 (<code>tf3): Likewise.
3016 (*<code>tf3): Likewise.
3018 2008-06-30 Joey Ye <joey.ye@intel.com>
3019 H.J. Lu <hongjiu.lu@intel.com>
3021 * global.c (compute_regsets): Set frame_pointer_needed here.
3022 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
3024 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3026 * doc/install.texi (specific): Expand Windows build notes.
3028 2008-06-30 Ira Rosen <irar@il.ibm.com>
3030 PR tree-optimization/36648
3031 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
3032 number of prolog iterations by step. Fix the comment.
3034 2008-06-30 Richard Guenther <rguenther@suse.de>
3037 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
3038 handle calls from ECF_MALLOC functions.
3039 (handle_pure_call): ECF_MALLOC functions do not return
3041 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
3043 2008-06-29 Andreas Schwab <schwab@suse.de>
3045 * config/m68k/m68k.c (print_operand): Always print a float
3047 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
3048 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
3051 * config/rs6000/x-linux64: Remove never used file.
3053 2008-06-29 Richard Guenther <rguenther@suse.de>
3055 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
3057 (struct alias_info): Move ...
3058 * tree-ssa-alias.c: ... here.
3059 (update_alias_info): Declare.
3060 (compute_may_aliases): Call it.
3061 (update_alias_info): New function.
3062 * tree-ssa-structalias.c (update_alias_info): Move ...
3063 * tree-ssa-alias.c (update_alias_info_1): ... here.
3064 * tree-ssa-structalias.c (process_constraint_1): Remove
3065 unused from_call argument. Rename to ...
3066 (process_constraint): ... this. Delete old wrapper.
3067 (make_constraint_to): Adjust callers.
3068 (handle_const_call): Likewise.
3069 (handle_pure_call): Likewise.
3070 (init_base_vars): Likewise.
3071 (handle_lhs_call): Likewise. Remove unnecessary constraint.
3072 (find_func_aliases): We don't need structure copies for
3074 (make_constraint_from_anything): Remove.
3075 (create_variable_info_for): For globals make constraints
3076 from escaped, not from anything.
3077 (compute_points_to_sets): Do not call update_alias_info.
3078 (ipa_pta_execute): Use make_constraint_from.
3080 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3082 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
3083 (bitmap.o-warn, dominance.o-warn): New.
3084 * configure.ac (cxx_compat_warn): Delete.
3085 (loose_warn): Add -Wcast-qual and -Wc++-compat.
3086 * system.h: Remove #pragma diagnostic for -Wcast-qual and
3088 * configure: Regenerate.
3090 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
3093 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3095 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
3096 * df-scan.c (df_notes_rescan): Likewise.
3097 * ggc-page.c (set_page_table_entry): Likewise.
3098 * intl.c (gcc_gettext_width): Likewise.
3099 * varasm.c (get_unnamed_section, get_noswitch_section,
3100 get_section): Likewise.
3102 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
3104 * regrename.c (build_def_use): Don't copy RTX.
3106 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
3108 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
3109 (Type Attributes): Fix nesting of @table and @subsection. Adjust
3110 punctuation. Use @ref instead of @xref.
3111 (Function Names): Remove stray @display/@end display.
3112 (C++ Attributes): Use @ref instead of @xref.
3113 (Deprecated Features): Fix punctuation around @xref.
3114 (Backwards Compatibility): Likewise.
3115 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
3117 2008-06-28 Joseph Myers <joseph@codesourcery.com>
3119 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
3120 constants for E500 double.
3122 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3124 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
3125 element type of const_vector.
3127 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
3129 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
3130 Remove FLAGS_REG clobber from expander pattern.
3131 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
3132 (anddi3, andsi3, andhi3, andqi3): Ditto.
3133 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
3134 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
3135 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
3136 (ashlsi3, ashlhi3, ashlqi3): Ditto.
3137 (ashrsi3, ashrhi3, ashrqi3): Ditto.
3138 (lshrsi3, lshrhi3, lshrqi3): Ditto.
3139 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
3140 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
3142 2008-06-28 Richard Guenther <rguenther@suse.de>
3144 * tree-ssa-structalias.c (callused_id, var_callused,
3145 callused_tree): Add.
3146 (handle_pure_call): New function.
3147 (find_func_aliases): Call it.
3148 (find_what_p_points_to): Handle the call-used set.
3149 (clobber_what_escaped): Likewise.
3150 (compute_call_used_vars): New function.
3151 (init_base_vars): Init the call-used variable.
3152 (do_sd_constraint): Do not propagate the solution from CALLUSED
3153 but use CALLUSED as a placeholder.
3154 (solve_graph): Likewise.
3155 * tree-flow-inline.h (gimple_call_used_vars): New function.
3156 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
3157 (compute_call_used_vars): Declare.
3158 * tree-ssa-alias.c (set_initial_properties): Call
3159 compute_call_used_vars.
3160 (reset_alias_info): Clear call-used variables.
3161 (add_call_clobber_ops): Assert we are not called for const/pure
3162 functions. Remove handling of them.
3163 (add_call_read_ops): Handle pure functions by adding the
3164 call-used set of variables as VUSEs.
3165 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
3166 (delete_tree_ssa): Free it.
3167 * tree-dfa.c (remove_referenced_var): Clear the var from the
3170 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
3172 * tree.c (build_varargs_function_type_list): New.
3173 (build_function_type_list_1): New.
3174 (build_function_type_list): Use build_function_type_list_1.
3175 * tree.h (build_varargs_function_type_list): New.
3177 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3180 * config/spu/spu.c (spu_builtin_splats): Do not generate
3181 invalid CONST_VECTOR expressions.
3182 (spu_expand_vector_init): Likewise.
3184 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
3186 * optabs.c (libfunc_decls): New variable.
3187 (libfunc_decl_hash, libfunc_decl_eq): New functions.
3188 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
3189 for the same function twice.
3191 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
3193 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
3194 ix86_expand_binary_operator directly.
3195 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
3197 (*ashrti3_1): Ditto.
3198 (*lshrti3_1): Ditto.
3199 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
3200 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
3201 using only one splitter. Conditionaly execute splitter before or
3202 after peephole2 pass.
3203 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
3204 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
3205 Use only one alternative in asm template.
3206 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
3208 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
3209 "J" operand constraint for operand 2.
3210 (*ashldi3_cconly_rex64): Ditto.
3211 (*ashrdi3_cmp_rex64): Ditto.
3212 (*ashrdi3_cconly_rex64): Ditto.
3213 (*lshrdi3_cmp_rex64): Ditto.
3214 (*lshrdi3_cconly_rex64): Ditto.
3215 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
3216 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
3217 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
3220 2008-06-27 Jakub Jelinek <jakub@redhat.com>
3222 * gimplify.c (omp_is_private): Don't return true if decl is not
3223 already private on #pragma omp for or #pragma omp parallel for.
3226 * tree-cfg.c (struct move_stmt_d): Replace block field with
3227 orig_block and new_block fields.
3228 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
3229 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
3230 (move_block_to_fn): Replace vars_map and new_label_map arguments
3231 with struct move_stmt_d pointer.
3232 (replace_block_vars_by_duplicates): New function.
3233 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
3234 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
3235 all subblocks of ORIG_BLOCK to the new function. Call
3236 replace_block_vars_by_duplicates.
3237 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
3238 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
3239 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
3240 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
3241 (expand_omp): Temporarily set input_location to the location of
3242 region's controlling stmt.
3243 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
3244 BIND_EXPR, push ctx->block_vars and gimplification vars into
3245 the BIND_EXPR and its block's BLOCK_VARS instead of directly
3247 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
3248 there are any BLOCK_VARS.
3249 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
3250 OMP_PARALLEL or OMP_TASK stmt.
3251 (lower_omp): Save and restore input_location around the lower_omp_1
3254 2008-06-27 Richard Guenther <rguenther@suse.de>
3256 PR tree-optimization/36400
3257 PR tree-optimization/36373
3258 PR tree-optimization/36344
3259 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
3260 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
3261 (update_alias_info): Remove call clobbering code.
3262 (make_constraint_to): New helper function.
3263 (make_escape_constraint): Likewise.
3264 (handle_rhs_call): Use it on all pointer containing arguments.
3265 Also mark the static chain escaped.
3266 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
3267 instead of ANYTHING.
3268 (make_constraint_from): New helper split out from ...
3269 (make_constraint_from_anything): ... here.
3270 (find_func_aliases): Add constraints for escape sites.
3271 (intra_create_variable_infos): Make constraints from NONLOCAL
3273 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
3275 (clobber_what_p_points_to): Remove.
3276 (clobber_what_escaped): New function.
3277 (init_base_vars): Init NONLOCAL and ESCAPED.
3278 (do_sd_constraint): Do not propagate the solution from ESCAPED
3279 but use ESCAPED as a placeholder.
3280 (solve_graph): Likewise.
3281 * tree-flow.h (clobber_what_p_points_to): Remove.
3282 (clobber_what_escaped): Declare.
3283 * tree-ssa-alias.c (set_initial_properties): Call it.
3284 Remove code clobbering escaped pointers.
3286 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
3288 * function.c (allocate_struct_function): Only allocate a unique
3289 funcdef_no if the decl is nonzero.
3291 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
3293 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
3294 * config/mips/mips.c (mips_split_const_insns): New function.
3295 * config/mips/mips.md (move_type): New attribute.
3296 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
3297 (dword_mode): New attribute.
3298 (type): Avoid long line. Map "move_type"s to "type"s,
3299 choosing "multi" for doubleword moves if appropriate.
3300 Swap MTC/MFC comments to match their declaration order.
3301 (extended_mips16): Default to "yes" if "move_type" is "sll0",
3302 "type" is "branch" or "jal" is "direct".
3303 (length): Handle "extended_mips16" first. Make the default
3304 "0" for "ghost" instructions. Set the length from "move_type".
3305 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
3306 of "type", with "sll0" for the register alternative. Remove the
3307 "extended_mips16" attribute.
3308 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
3309 of "type", with "shift_shift" for the register alternative.
3310 Remove the "length" attribute.
3311 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
3312 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
3313 of "type", with "andi" for the register alternative.
3314 (*zero_extendqihi2): Likewise.
3315 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
3316 of "andi" instead of a "type" of "arith".
3317 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
3319 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
3320 (mov_<store>r, *mov<mode>_ra): Likewise.
3321 (extendsidi2): Use "move_type" instead of "type", with "move"
3322 for the register alternative.
3323 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
3324 of "type", with "signext" for the register alternative.
3325 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
3326 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
3327 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
3328 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
3329 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
3330 (unnamed branch insn): Likewise.
3331 (*movdi_gp32_fp64): Fold into...
3332 (*movdi_32bit): ...here.
3333 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
3334 (*movdf_hardfloat): ...this new pattern.
3335 (*movdf_softfloat): Remove redundant FPR alternatives.
3336 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
3337 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
3338 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
3339 the "move" attribute.
3340 (*movdi_32bit): Use "move_type" instead of "type" and remove the
3341 "length" attribute. Use "fpload" and "fpstore" instead of "load"
3342 and "store" for COP loads and stores.
3343 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
3344 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
3345 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
3346 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
3347 (*movtf_mips16, *movv2sf): Likewise.
3348 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
3349 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3350 (mfhc1<mode>): Use "move_type" instead of "move".
3351 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
3352 (loadgp_blockage): Remove the "length" attribute.
3353 (blockage, set_got_version, update_got_version): Likewise.
3354 (call_internal): Remove the "extended_mips16" attribute.
3355 (call_value_internal, call_value_multiple_internal): Likewise.
3356 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
3358 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
3359 the "length" attribute.
3361 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3363 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
3364 -Wcast-qual warnings.
3365 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
3366 handle_pragma_pop_macro): Likewise.
3367 * collect2.c (resolve_lib_name): Likewise.
3368 * config/arc/arc.c (arc_init): Likewise.
3369 * config/arm/arm.c (neon_builtin_compare,
3370 locate_neon_builtin_icode): Likewise.
3371 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
3372 * config/bfin/bfin.c (bfin_init_machine_status,
3373 bfin_optimize_loop): Likewise.
3374 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
3375 * config/cris/cris.c (cris_init_expanders): Likewise.
3376 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
3377 * config/darwin.c (machopic_indirection_eq,
3378 machopic_indirection_name, machopic_output_indirection): Likewise.
3379 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
3380 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
3381 frv_optimize_membar): Likewise.
3382 * config/i386/cygwin.h (mingw_scan,
3383 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
3384 * config/i386/cygwin1.c (mingw_scan): Likewise.
3385 * config/i386/i386.c (machopic_output_stub): Likewise.
3386 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
3387 i386_pe_unique_section): Likewise.
3388 * config/ia64/ia64.c (ia64_init_machine_status,
3389 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
3391 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
3392 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
3393 * config/m68k/m68k.c (m68k_handle_option,
3394 m68k_sched_md_init_global): Likewise.
3395 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
3396 mcore_unique_section): Likewise.
3397 * config/mips/mips.c (mips_block_move_straight,
3398 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
3400 * config/mmix/mmix.c (mmix_init_machine_status,
3401 mmix_encode_section_info): Likewise.
3402 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
3403 * config/rs6000/rs6000.c (rs6000_init_machine_status,
3404 print_operand_address, output_toc, redefine_groups,
3405 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
3406 * config/s390/s390.c (s390_init_machine_status): Likewise.
3407 * config/score/score.c (score_block_move_straight,
3408 score_block_move_loop_body): Likewise.
3409 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
3410 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
3411 * emit-rtl.c (find_auto_inc): Likewise.
3412 * gcc.c (translate_options, process_command): Likewise.
3413 * reorg.c (dbr_schedule): Likewise.
3414 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
3415 * xcoffout.c (xcoffout_declare_function): Likewise.
3417 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
3419 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
3420 ipa-pta working again.
3422 2008-06-27 David Edelsohn <edelsohn@gnu.org>
3424 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
3427 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
3429 * config.gcc (powerpc*-*-*): Add new core e500mc.
3430 * config/rs6000/e500mc.md: New file.
3431 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3433 (rs6000_override_options): Add e500mc case to
3434 processor_target_table. Altivec and Spe options not allowed
3435 with e500mc. Add isel instruction to e500mc by
3436 default. Initialize rs6000_cost for e500mc.
3437 (rs6000_issue_rate): Set issue rate for e500mc.
3438 * config/rs6000/rs6000.h (processor_type): Add
3439 PROCESSOR_PPCE500MC.
3440 (ASM_CPU_SPEC): Add e500mc.
3441 Set TARGET_ISEL to rs6000_isel.
3442 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
3443 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
3444 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
3446 * doc/invoke.texi: Add e500mc to list of cpus.
3448 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3451 * c-lex.c (lex_charconst): Initialize unsignedp.
3453 2008-06-27 Olivier Hainque <hainque@adacore.com>
3455 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
3456 documented assumptions.
3458 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
3460 * dwarf2out.c: Remove trailing white spaces. Break long line
3463 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
3465 * libfuncs.h (LTI_synchronize): New libfunc_index.
3466 (synchronize_libfunc): Declare.
3467 * builtins.c (expand_builtin_synchronize): Consider using
3468 synchronize_libfunc before falling back on an asm blockage.
3469 * config/mips/mips.c: Include libfuncs.h
3470 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
3472 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
3474 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
3475 parameter. Copy stack_reg to r11 where appropriate.
3476 (no_global_regs_above): Add gpr parameter.
3477 (rs6000_stack_info): Only add padding for SPE save area if we
3478 are saving SPE GPRs and CR.
3479 (saveres_routine_syms): New variable.
3480 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
3482 (rs6000_savres_routine_sym): New function.
3483 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
3485 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
3486 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
3487 Tweak FPR out-of-line saving.
3488 (rs6000_make_savres_rtx): New function.
3489 (rs6000_use_multiple_p): New function.
3490 (rs6000_savres_strategy): New function.
3491 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
3492 out-of-line if appropriate.
3493 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
3494 if we are optimizing for size.
3495 (GP_SAVE_INLINE): Define.
3496 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
3497 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
3498 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
3499 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
3500 (*save_fpregs_<mode>): Add use of r11.
3501 (*restore_gpregs_<mode>): New insn.
3502 (*return_and_restore_gpregs_<mode>): New insn.
3503 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
3505 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
3506 (*restore_gpregs_spe): New insn.
3507 (*return_and_restore_gpregs_spe): New insn.
3508 * config/rs6000/predicates.md (save_world_operation): Fix check.
3510 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
3512 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
3513 this point, so assert that.
3515 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
3517 * cfganal.c: Include vec.h and vecprim.h.
3518 (compute_idf): Import from...
3519 * tree-into-ssa (compute_idf): ...here.
3520 * basic-block.h (compute_idf): Export.
3522 2008-06-26 Joseph Myers <joseph@codesourcery.com>
3524 * c-decl.c (merge_decls): Use !current_function_decl to check for
3525 extern declaration of C99 inline function being at file scope.
3527 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
3529 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
3531 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3533 * alias.c (record_alias_subset, init_alias_analysis): Fix
3534 -Wc++-compat and/or -Wcast-qual warnings.
3535 * attribs.c (lookup_attribute_spec): Likewise.
3536 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
3537 copy_bb, connect_traces,
3538 find_rarely_executed_basic_blocks_and_cr): Likewise.
3539 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
3540 note_btr_set, migrate_btr_defs): Likewise.
3541 * builtins.c (result_vector, expand_builtin_memcpy,
3542 expand_builtin_mempcpy_args, expand_builtin_strncpy,
3543 builtin_memset_read_str, expand_builtin_printf,
3544 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
3546 * caller-save.c (mark_set_regs): Likewise.
3547 * calls.c (expand_call, emit_library_call_value_1): Likewise.
3548 * cgraph.c (cgraph_edge): Likewise.
3549 * combine.c (likely_spilled_retval_1): Likewise.
3550 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
3551 htab_counts_entry_del, get_coverage_counts): Likewise.
3552 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
3553 new_cselib_val): Likewise.
3554 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
3555 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
3557 * df-core.c (df_compact_blocks): Likewise.
3558 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
3559 * df-scan.c (df_grow_reg_info, df_ref_create,
3560 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
3561 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
3562 df_record_entry_block_defs, df_record_exit_block_uses,
3563 df_bb_verify): Likewise.
3564 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
3565 DF_REF_EXTRACT_MODE_CONST): New.
3566 * dominance.c (get_immediate_dominator, get_dominated_by,
3567 nearest_common_dominator, root_of_dom_tree,
3568 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
3569 -Wc++-compat and/or -Wcast-qual warnings.
3570 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
3571 record_store, replace_read, check_mem_read_rtx, scan_insn,
3572 dse_step1, dse_record_singleton_alias_set): Likewise.
3573 * dwarf2asm.c (dw2_force_const_mem): Likewise.
3575 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3577 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
3578 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
3579 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
3580 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
3581 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
3582 add_ranges_num, add_ranges_by_labels, file_info_cmp,
3583 file_name_acquire, output_file_names, add_const_value_attribute,
3584 premark_used_types_helper, file_table_eq, file_table_hash,
3585 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
3586 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
3587 -Wcast-qual warnings.
3588 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
3589 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
3590 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
3591 gen_reg_rtx, start_sequence, init_emit): Likewise.
3592 * et-forest.c (et_new_occ, et_new_tree): Likewise.
3593 * except.c (init_eh_for_function, gen_eh_region,
3594 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
3595 arh_to_landing_pad, arh_to_label, add_action_record,
3596 add_call_site, switch_to_exception_section): Likewise.
3597 * expmed.c (synth_mult): Likewise.
3598 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
3599 store_expr): Likewise.
3600 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
3602 * function.c (assign_stack_temp_for_type,
3603 allocate_struct_function, match_asm_constraints_1): Likewise.
3604 * gcov-io.c (gcov_allocate): Likewise.
3605 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
3606 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
3607 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
3608 record_one_set, insert_expr_in_table, insert_set_in_table,
3609 dump_hash_table, compute_hash_table_work, alloc_hash_table,
3610 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
3611 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
3612 -Wcast-qual warnings.
3614 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3616 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
3617 -Wcast-qual warnings.
3618 * gcc.c (process_command): Likewise.
3619 * genattrtab.c (oballoc): Use XOBNEW.
3620 (oballocvec): Define.
3621 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
3622 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
3623 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
3624 -Wc++-compat and/or -Wcast-qual warnings.
3625 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
3626 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
3627 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
3628 gen_presence_absence_set, gen_automaton, gen_regexp_el,
3629 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
3630 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
3631 add_excls, process_presence_absence_names,
3632 process_presence_absence_patterns, add_presence_absence,
3633 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
3634 get_free_state, add_arc, get_free_automata_list_el,
3635 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
3636 transform_3, cache_presence, create_ainsns, create_automata,
3637 create_state_ainsn_table, dfa_insn_code_enlarge,
3638 output_trans_func, output_min_issue_delay_func,
3639 output_dead_lock_func, output_reset_func,
3640 output_get_cpu_unit_code_func, output_dfa_start_func,
3641 expand_automata): Likewise.
3642 * genextract.c (gen_insn): Likewise.
3643 * gengtype-lex.l: Likewise.
3644 * gengtype.c (read_input_list, adjust_field_type,
3645 process_gc_options): Likewise.
3646 * genoutput.c (note_constraint): Likewise.
3647 * genpreds.c (mangle, add_constraint): Likewise.
3648 * genrecog.c (process_define_predicate, new_decision,
3649 add_to_sequence): Likewise.
3650 * gensupport.c (record_insn_name): Likewise.
3652 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3654 * config/i386/driver-i386.c (detect_caches_amd,
3655 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
3656 and/or -Wcast-qual warnings.
3657 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
3658 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
3659 gt_pch_save): Likewise.
3660 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
3661 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
3662 * global.c (compute_regsets): Likewise.
3663 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
3664 finish_graph_dump_file): Likewise.
3665 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
3666 unlink_bb_notes): Likewise.
3667 * integrate.c (get_hard_reg_initial_val): Likewise.
3668 * ipa-prop.c (ipa_push_func_to_list): Likewise.
3669 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
3670 * local-alloc.c (update_equiv_regs): Likewise.
3671 * loop-invariant.c (check_invariant_table_size,
3672 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
3674 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
3675 altered_reg_used, mark_altered): Likewise.
3676 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
3677 insert_var_expansion_initialization,
3678 combine_var_copies_in_loop_exit, apply_opt_in_copies,
3679 release_var_copies): Likewise.
3680 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
3681 analyze_matrix_decl, add_allocation_site, analyze_transpose,
3682 analyze_accesses_for_phi_node, check_var_notmodified_p,
3683 check_allocation_function, find_sites_in_func,
3684 record_all_accesses_in_func, transform_access_sites,
3685 transform_allocation_sites): Likewise.
3686 * omp-low.c (new_omp_region, create_omp_child_function_name,
3687 check_omp_nesting_restrictions, check_combined_parallel,
3688 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
3689 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
3690 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3691 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
3693 * opts-common.c (prune_options): Likewise.
3694 * opts.c (add_input_filename, print_filtered_help,
3695 get_option_state): Likewise.
3696 * params.c (add_params): Likewise.
3697 * passes.c (set_pass_for_id, next_pass_1,
3698 do_per_function_toporder, pass_fini_dump_file): Likewise.
3699 * postreload.c (reload_cse_simplify_operands): Likewise.
3700 * predict.c (tree_predicted_by_p, tree_predict_edge,
3701 clear_bb_predictions, combine_predictions_for_bb): Likewise.
3703 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3705 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
3707 * recog.c (check_asm_operands, validate_change_1): Likewise.
3708 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
3709 subst_asm_stack_regs): Likewise.
3710 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
3711 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
3712 * regmove.c (reg_is_remote_constant_p): Likewise.
3713 * regrename.c (regrename_optimize, scan_rtx_reg,
3714 kill_clobbered_value, kill_set_value, kill_autoinc_value):
3716 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
3717 regstat_compute_calls_crossed): Likewise.
3718 * reload1.c (init_reload, new_insn_chain,
3719 has_nonexceptional_receiver, reload, copy_reloads,
3720 calculate_needs_all_insns, init_elim_table): Likewise.
3721 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
3722 * rtl.c (shallow_copy_rtx_stat): Likewise.
3723 * rtlanal.c (parms_set): Likewise.
3724 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
3725 sbitmap_resize, sbitmap_vector_alloc): Likewise.
3726 * sched-ebb.c (earliest_block_with_similiar_load,
3727 add_deps_for_risky_insns): Likewise.
3728 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
3729 schedule_region): Likewise.
3730 * see.c (eq_descriptor_pre_extension,
3731 hash_descriptor_pre_extension, hash_del_pre_extension,
3732 eq_descriptor_properties, hash_descriptor_properties,
3733 hash_del_properties, see_seek_pre_extension_expr,
3734 see_initialize_data_structures, see_print_register_properties,
3735 see_print_pre_extension_expr, see_delete_merged_def_extension,
3736 see_delete_unmerged_def_extension, see_emit_use_extension,
3737 see_pre_delete_extension, see_map_extension, see_commit_changes,
3738 see_analyze_merged_def_local_prop,
3739 see_analyze_merged_def_local_prop,
3740 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
3741 see_set_prop_merged_def, see_set_prop_unmerged_def,
3742 see_set_prop_unmerged_use, see_print_one_extension,
3743 see_merge_one_use_extension, see_merge_one_def_extension,
3744 see_store_reference_and_extension, see_update_uses_relevancy,
3745 see_update_defs_relevancy): Likewise.
3746 * statistics.c (hash_statistics_hash, hash_statistics_eq,
3747 hash_statistics_free, curr_statistics_hash): Likewise.
3748 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
3749 expand_asm_operands, expand_return, case_bit_test_cmp,
3750 expand_case): Likewise.
3751 * stor-layout.c (start_record_layout): Likewise.
3752 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
3753 gt_pch_save_stringpool): Likewise.
3754 * tree-data-ref.c (hash_stmt_vertex_info,
3755 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
3756 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
3758 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
3761 * config/i386/i386.md : Change constraints of HImode and QImode
3762 immediate operands from "i" to "n". Change SImode "ni" constraint to
3763 "i" and SImode "rmi" constraint to "g". Remove all constraints
3764 from const0_operand and const1_operand predicated operands.
3765 (i): Change QImode and HImode attribute from "i" to "n".
3766 (*subqi_2): Change HImode operands to QImode.
3769 2008-06-25 Olivier Hainque <hainque@adacore.com>
3771 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
3774 2008-06-25 Richard Guenther <rguenther@suse.de>
3776 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
3777 not overflow the result type.
3779 2008-06-25 Richard Guenther <rguenther@suse.de>
3781 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
3782 (vn_lookup): Likewise.
3784 2008-06-25 Richard Guenther <rguenther@suse.de>
3786 PR tree-optimization/35518
3787 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
3788 * tree-sra.c (instantiate_element): Use fold_build3 to build
3790 (try_instantiate_multiple_fields): Likewise.
3792 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3794 * config/rs6000/rs6000.md: Change all string instruction's clobber to
3797 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3799 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
3800 use_backchain_to_restore_sp to true
3801 if the offset of the link register save area would go over the 32k - 1
3802 offset limit of the load
3805 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
3807 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
3808 anchor for the type-punning blurb. Cross-reference "Structures
3809 unions enumerations and bit-fields implementation". Provide a
3810 cast-through-pointer example. Make final sentence self-contained.
3811 * doc/implement-c.texi (Structures unions enumerations and
3812 bit-fields implementation): Cross-reference the type-punning blurb
3813 in the -fstrict-aliasing documentation.
3815 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3818 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
3819 the memory instead of the memory itself for the save area.
3821 2008-06-24 Olivier Hainque <hainque@adacore.com>
3822 Nicolas Roche <roche@adacore.com>
3824 * gengtype.c (srcdir_len): size_t instead of int.
3825 (get_file_realbasename): New function. For F a filename, the real
3826 basename of F, with all the path components stripped.
3827 (get_file_srcdir_relative_path): New function. For F a filename, the
3828 relative path to F from $(srcdir).
3829 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
3830 get_file_realbasename. Adjust the head comment.
3831 (get_prefix_langdir_index): New function. For F a filename, return the
3832 lang_dir_names[] relative index of the language directory that is
3834 (get_file_langdir): For F a filename, return the name of the language
3835 directory where F is located.
3836 (get_file_gtfilename): New function. The gt- output file name for an
3838 (get_output_file_with_visibility): Replace in-line computations with
3839 uses of get_file_gtfilename and get_prefix_langdir_index.
3840 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
3842 2008-06-24 Jakub Jelinek <jakub@redhat.com>
3844 PR tree-optimization/36504
3845 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
3846 references without base address.
3848 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3851 * calls.c (expand_call): Increase alignment for recursive functions.
3853 2008-06-23 Anatoly Sokolov <aesok@post.ru>
3855 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
3856 (TARGET_FUNCTION_VALUE): New define.
3857 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
3858 * config/avr/avr.h (FUNCTION_VALUE): Remove.
3860 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3862 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
3863 (fmod<mode>3): Ditto.
3864 (remainderxf3): Ditto.
3865 (remainder<mode>3): Ditto.
3867 2008-06-23 Jakub Jelinek <jakub@redhat.com>
3870 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
3871 REG is a hard register.
3873 PR tree-optimization/36508
3874 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
3875 499, don't check it at all in release compilers.
3877 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3879 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
3880 together with SSE_TARGET_MATH to disable insn pattern.
3881 (*fop_<MODEF:mode>_2_i387): Ditto.
3882 (*fop_<MODEF:mode>_3_i387): Ditto.
3884 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
3886 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
3888 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3891 * gimplify.c (gimplify_asm_expr): Check the return code of
3892 parse_output_constraint call, set function return and is_inout
3895 2008-06-22 Ian Lance Taylor <iant@google.com>
3897 * c-lex.c (narrowest_unsigned_type): Change itk to int.
3898 (narrowest_signed_type): Likewise.
3899 * c-typeck.c (c_common_type): Change local variable mclass to enum
3901 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
3902 tcc_comparison, not the tree code itself.
3903 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
3904 (c_expand_expr): Cast modifier to enum expand_modifier.
3905 * c-common.h (C_RID_CODE): Add casts.
3906 (C_SET_RID_CODE): Define.
3907 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
3908 (c_lex_one_token): Add cast to avoid warning.
3909 (c_parser_objc_type_name): Rename local typename to type_name.
3910 (check_no_duplicate_clause): Change code parameter to enum
3912 (c_parser_omp_var_list_parens): Change kind parameter to enum
3914 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
3915 c_parser_omp_list_var_parens.
3916 (c_parser_omp_threadprivate): Likewise.
3917 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
3918 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
3919 * c-format.c (NO_FMT): Define.
3920 (printf_length_specs): Use NO_FMT.
3921 (asm_fprintf_length_specs): Likewise.
3922 (gcc_diag_length_specs): Likewise.
3923 (scanf_length_specs): Likewise.
3924 (strfmon_length_specs): Likewise.
3925 (gcc_gfc_length_specs): Likewise.
3926 (printf_flag_specs): Change 0 to STD_C89.
3927 (asm_fprintf_flag_specs): Likewise.
3928 (gcc_diag_flag_specs): Likewise.
3929 (gcc_cxxdiag_flag_specs): Likewise.
3930 (scanf_flag_specs): Likewise.
3931 (strftime_flag_specs): Likewise.
3932 (strfmon_flag_specs): Likewise.
3933 (print_char_table): Likewise.
3934 (asm_fprintf_char_table): Likewise.
3935 (gcc_diag_char_table): Likewise.
3936 (gcc_tdiag_char_table): Likewise.
3937 (gcc_cdiag_char_table): Likewise.
3938 (gcc_cxxdiag_char_table): Likewise.
3939 (gcc_gfc_char_table): Likewise.
3940 (scan_char_table): Likewise.
3941 (time_char_table): Likewis.
3942 (monetary_char_table): Likewise.
3943 * c-format.h (BADLEN): Likewise.
3945 2008-06-21 Ian Lance Taylor <iant@google.com>
3947 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
3948 Define END_OF_BASE_TREE_CODES around inclusion.
3949 * tree.c (tree_code_type): New global array.
3950 (tree_code_length, tree_code_name): Likewise.
3951 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
3953 (all-tree.def, s-alltree): New targets.
3954 (gencheck.h, s-gencheck): Remove.
3955 (tree.o): Depend upon all-tree.def.
3956 (build/gencheck.o): Remove gencheck.h dependency.
3957 (mostlyclean): Don't remove gencheck.h.
3958 * c-common.h (enum c_tree_code): Remove.
3959 * c-lang.c (tree_code_type): Remove.
3960 (tree_code_length, tree_code_name): Remove.
3961 * gencheck.c (tree_codes): Include all-tree.def, rather than
3962 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
3964 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
3966 * cp/cp-tree.h (enum cplus_tree_code): Remove.
3967 (operator_name_info): Size to MAX_TREE_CODES.
3968 (assignment_operator_name_info): Likewise.
3969 * cp/cp-lang.c (tree_code_type): Remove.
3970 (tree_code_length, tree_code_name): Remove.
3971 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
3972 (assignment_operator_name_info): Likewise.
3973 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
3975 * cp/mangle.c (write_expression): Likewise.
3976 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
3977 * fortran/f95-lang.c (tree_code_type): Remove.
3978 (tree_code_length, tree_code_name): Remove.
3979 * java/java-tree.h (enum java_tree_code): Remove.
3980 * java/lang.c (tree_code_type): Remove.
3981 (tree_code_length, tree_code_name): Remove.
3982 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
3983 * objc/objc-act.h (enum objc_tree_code): Remove.
3984 * objc/objc-lang.c (tree_code_type): Remove.
3985 (tree_code_length, tree_code_name): Remove.
3986 * objcp/objcp-lang.c (tree_code_type): Remove.
3987 (tree_code_length, tree_code_name): Remove.
3988 * ada/ada-tree.h (enum gnat_tree_code): Remove.
3989 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
3990 * ada/misc.c (tree_code_type): Remove.
3991 (tree_code_length, tree_code_name): Remove.
3993 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
3995 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
3996 the grand_bitmap_obstack.
3998 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4000 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
4001 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
4002 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
4003 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
4004 move_stmt_r, new_label_mapper): Likewise.
4005 * tree-complex.c (cvc_lookup): Likewise.
4006 * tree-dfa.c (create_function_ann): Likewise.
4007 * tree-dump.c (dump_register): Likewise.
4008 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
4009 find_phi_replacement_condition): Likewise.
4010 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
4011 tree_function_versioning): Likewise.
4012 * tree-into-ssa.c (cmp_dfsnum): Likewise.
4013 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
4014 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
4015 get_nonlocal_debug_decl, convert_nonlocal_reference,
4016 convert_nonlocal_omp_clauses, get_local_debug_decl,
4017 convert_local_reference, convert_local_omp_clauses,
4018 convert_nl_goto_reference, convert_nl_goto_receiver,
4019 convert_tramp_reference, convert_call_expr): Likewise.
4020 * tree-outof-ssa.c (contains_tree_r): Likewise.
4021 * tree-parloops.c (reduction_phi, initialize_reductions,
4022 eliminate_local_variables_1, add_field_for_reduction,
4023 add_field_for_name, create_phi_for_local_result,
4024 create_call_for_reduction_1, create_loads_for_reductions,
4025 create_stores_for_reduction, create_loads_and_stores_for_name):
4027 * tree-phinodes.c (allocate_phi_node): Likewise.
4028 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
4029 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
4030 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
4031 * tree-ssa-coalesce.c (compare_pairs): Likewise.
4032 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
4033 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
4034 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
4035 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
4036 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
4037 vn_nary_op_insert): Likewise.
4038 * tree-ssa.c (redirect_edge_var_map_add,
4039 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
4040 * tree-vectorizer.c (vectorize_loops): Likewise.
4041 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
4042 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
4043 tree_cons_stat, build1_stat, build_variant_type_copy,
4044 decl_init_priority_lookup, decl_fini_priority_lookup,
4045 decl_priority_info, decl_restrict_base_lookup,
4046 decl_restrict_base_insert, decl_debug_expr_lookup,
4047 decl_debug_expr_insert, decl_value_expr_lookup,
4048 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
4049 type_hash_add, get_file_function_name, tree_check_failed,
4050 tree_not_check_failed, tree_range_check_failed,
4051 omp_clause_range_check_failed, build_omp_clause,
4052 build_vl_exp_stat): Likewise.
4053 * value-prof.c (gimple_histogram_value,
4054 gimple_duplicate_stmt_histograms): Likewise.
4055 * var-tracking.c (attrs_list_insert, attrs_list_copy,
4056 unshare_variable, variable_union_info_cmp_pos, variable_union,
4057 dataflow_set_different_1, dataflow_set_different_2,
4058 vt_find_locations, variable_was_changed, set_variable_part,
4059 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
4060 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
4061 section_entry_hash, object_block_entry_eq,
4062 object_block_entry_hash, create_block_symbol,
4063 initialize_cold_section_name, default_function_rodata_section,
4064 strip_reg_name, set_user_assembler_name, const_desc_eq,
4065 build_constant_desc, output_constant_def, lookup_constant_def,
4066 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
4067 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
4068 default_internal_label): Likewise.
4069 * varray.c (varray_init, varray_grow): Likewise.
4070 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
4072 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
4074 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
4075 operators for "test" insn. Macroize insn using SWI mode macro.
4076 (*jcc_fused_2): Ditto.
4077 (*jcc_fused_3): Macroize insn using SWI mode macro.
4078 (*jcc_fused_4): Ditto.
4080 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
4082 * tree-ssa-pre.c: Fix typo in comment.
4083 (init_antic, fini_antic): Add explicit funtions for
4084 initializing and deinitializing ANTIC and AVAIL sets.
4085 (create_expression_by_pieces): Fix typo in comment.
4086 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
4087 (execute_pre): Eventually dump details about ANTIC_IN.
4089 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4091 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
4092 * gcc.c (translate_options, init_spec, store_arg, read_specs,
4093 add_to_obstack, file_at_path, find_a_file, execute,
4094 add_preprocessor_option, add_assembler_option, add_linker_option,
4095 process_command, insert_wrapper, do_option_spec, do_self_spec,
4096 spec_path, do_spec_1, is_directory, main, used_arg,
4097 getenv_spec_function): Likewise.
4098 * tlink.c (symbol_hash_lookup, file_hash_lookup,
4099 demangled_hash_lookup, symbol_push, file_push, frob_extension):
4102 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4104 * doc/rtl.texi: Updated subreg section.
4106 2008-06-19 Jakub Jelinek <jakub@redhat.com>
4109 * cgraphunit.c (cgraph_process_new_functions): Don't clear
4110 node->needed and node->reachable.
4111 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
4112 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
4113 (expand_task_call): Don't call expand_task_copyfn.
4114 (expand_task_copyfn): Renamed to...
4115 (finalize_task_copyfn): ... this.
4117 2008-06-19 Jan Hubicka <jh@suse.cz>
4119 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
4120 clobbering framepointer.
4122 2008-06-19 Jan Hubicka <jh@suse.cz>
4124 * tree-optimize.c (execute_early_local_optimizations): Set
4125 cgraph_state only at first invocation.
4127 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4129 * system.h (-Wc++-compat): Activate as a warning, no an error.
4131 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
4133 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
4134 instead of "#" in insn asm template.
4135 (*jcc_fused_2): Ditto.
4137 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
4139 * config/i386/i386.h (ix86_tune_indices)
4140 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
4141 (TARGET_FUSE_CMP_AND_BRANCH): New define.
4142 * config/i386/i386.md (*jcc_fused_1): New insn pattern
4143 (*jcc_fused_2): Ditto.
4144 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
4145 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
4146 (print operand): Handle 'E' and 'e' code.
4148 2008-06-19 Anatoly Sokolov <aesok@post.ru>
4150 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
4151 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4152 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4154 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
4156 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
4158 (cgraph_expand_function): Use local copy of decl.
4159 (cgraph_expand_all_functions): Remove redundant initialization of
4161 (cgraph_optimize): Reword internal_error message.
4163 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
4165 * arm-protos.h (arm_return_in_memory): Remove public
4166 arm_return_in_memory() prototype.
4167 * arm.c (arm_return_in_memory): Add static prototype, add target
4168 hook macro, change definition and comments.
4169 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
4171 2008-06-19 Ben Elliston <bje@au.ibm.com>
4173 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
4174 real.c: Remove references to IEEE 754R.
4175 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
4176 * doc/libgcc.texi (Decimal float library routines): Likewise.
4178 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4180 * targhooks.h (struct gcc_target): New member unwind_word_mode.
4181 (default_unwind_word_mode): Add prototype.
4182 * targhooks.c (default_unwind_word_mode): New function.
4183 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
4184 instead of word_mode.
4185 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
4186 (TARGET_INITIALIZER): Use it.
4188 * c-common.c (handle_mode_attribute): Support "unwind_word"
4190 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
4192 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
4193 word_mode to access SjLj_Function_Context member "data".
4194 (sjlj_emit_dispatch_table): Likewise. Also, perform type
4195 conversion from targetm.eh_return_filter_mode () to
4196 targetm.unwind_word_mode () if they differ.
4198 * builtin-types.def (BT_UNWINDWORD): New primitive type.
4199 (BT_FN_UNWINDWORD_PTR): New function type.
4200 (BT_FN_WORD_PTR): Remove.
4201 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
4202 * except.c (expand_builtin_extend_pointer): Convert pointer to
4203 targetm.unwind_word_mode () instead of word_mode.
4205 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
4206 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
4207 (spu_unwind_word_mode): New function.
4208 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
4209 (TARGET_UNWIND_WORD_MODE): Define.
4210 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
4212 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4214 * config/spu/spu.c (reg_align): Remove.
4215 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
4216 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
4217 (spu_split_store): Likewise.
4219 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
4221 * gcc/tree-vn.c: Fix typo in comment.
4223 2008-06-18 Jan Hubicka <jh@suse.cz>
4225 * cgraphunit.c (cgraph_optimize): Output debug info when doing
4226 toplevel reorder too.
4228 2008-06-18 Jan Hubicka <jh@suse.cz>
4230 * c-opts.c (c_common_post_options): PCH is not compatible with
4232 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
4233 -fno-toplevel-reorder by default now.
4235 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4237 PR documentation/30739
4238 * doc/install.texi (Prerequisites): Document dependency on awk.
4240 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
4241 Ian Lance Taylor <iant@google.com>
4243 PR rtl-optimization/35604
4244 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
4245 only want to change jump destinations, not eventual label comparisons.
4247 2008-06-16 Jan Hubicka <jh@suse.cz>
4249 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
4251 (cgraph_analyze_function): Likewise.
4253 2008-06-16 Jan Hubicka <jh@suse.cz>
4255 * cgraph.h (cgraph_mark_if_needed): New function.
4256 * cgraphunit.c (cgraph_mark_if_needed): New function.
4257 * c-decl.c (duplicate_decl): Use it.
4259 2008-06-16 Jan Hubicka <jh@suse.cz>
4261 * cgraph.c (cgraph_add_new_function): When in expansion state, do
4264 2008-06-16 Jan Hubicka <jh@suse.cz>
4266 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
4268 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
4269 Kazu Hirata <kazu@codesourcery.com>
4270 Maxim Kuvyrkov <maxim@codesourcery.com
4272 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
4273 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
4274 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
4275 EXTRA_SPEC_FUNCTIONS.
4276 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
4277 (DRIVER_SELF_SPECS): Adjust.
4278 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
4279 * config/mips/st.h, config/mips/t-st: New.
4280 * config/mips/driver-native.c, config/mips/x-native: New.
4281 * doc/invoke.texi (MIPS): Document 'native' value for -march and
4284 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4286 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
4288 (ISA_HAS_FP_CONDMOVE): New macro.
4289 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
4290 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
4291 (ISA_HAS_NMADD3_NMSUB3): New macro.
4292 * config/mips/mips.c (mips_rtx_costs): Update.
4293 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
4294 compiling for ST Loongson 2E/2F.
4295 (madd<mode>): Rename to madd4<mode>. Update.
4296 (madd3<mode>): New pattern.
4297 (msub<mode>): Rename to msub4<mode>. Update.
4298 (msub3<mode>): New pattern.
4299 (nmadd<mode>): Rename to nmadd4<mode>. Update.
4300 (nmadd3<mode>): New pattern.
4301 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
4302 (nmadd3<mode>_fastmath): New pattern.
4303 (nmsub<mode>): Rename to nmsub4<mode>. Update.
4304 (nmsub3<mode>): New pattern.
4305 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
4306 (nmsub3<mode>_fastmath): New pattern.
4307 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
4309 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
4311 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
4312 (DF_REF_INSN_INFO): New.
4313 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
4314 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
4315 with a NULL DF_REF_INSN_INFO.
4316 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
4318 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
4319 DF_INSN_INFO_EQ_USES): New.
4320 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
4321 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
4322 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
4323 * df-core.c: Update comment for above changes.
4324 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
4325 DF_INSN_UID_* macros.
4326 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
4327 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
4328 insn rtx. Update all callers.
4329 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
4330 df_ref_create_structure, df_insn_refs_collect): Likewise.
4331 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
4332 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
4333 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
4334 macros to access the insn refs.
4335 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
4336 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
4337 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
4338 for accessing the refs.
4339 (try_fwprop_subst): Likewise.
4340 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
4341 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
4342 for accessing the refs.
4343 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
4344 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
4345 to look at the insn refs.
4346 (record_uses): Likewise.
4347 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
4349 (mark_artificial_uses): Don't mark_insn for artificial refs.
4350 (mark_reg_rependencies): Likewise.
4352 * doc/rtl.texi: Remove documentation of ADDRESSOF.
4354 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4356 * configure: Regenerate.
4358 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4360 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
4361 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4362 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4364 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4366 * config/avr/avr.c (avr_mcu_t): Add attiny167.
4367 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4368 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4370 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4372 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
4373 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4374 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4376 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
4378 * tree-ssa-sccvn.c: Fix format of comments.
4380 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
4382 * cgraph.c: Remove unneeded forward declarations of eq_node()
4385 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
4387 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
4389 (see_update_relevancy): Likewise.
4390 * fwprop.c (try_fwprop_subst): Likewise.
4391 * rtlanal.c (noop_move_p): Likewise.
4392 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
4393 notes to non-existing libcall blocks.
4394 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
4396 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
4397 (dead_libcall_p): Remove.
4398 (delete_trivially_dead_insns): Don't use it.
4399 * web.c (union_defs): Remove comment about keeping nops.
4400 * gcse.c (hash_scan_insn): Don't take libcall pointers.
4401 (compute_hash_table_work): Don't track libcall notes.
4402 (do_local_cprop): Don't take libcall pointers. Don't update
4404 (adjust_libcall_notes): Deleted.
4405 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
4406 ever have existed in the first place).
4407 (replace_store_insn): Don't try to remove libcall notes.
4408 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
4409 (resolve_reg_notes): Don't call them.
4410 (resolve_simple_move): Likewise.
4411 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
4412 Don't remove REG_RETVAL notes.
4413 * emit-rtl.c (try_split): Don't update libcall notes.
4414 (emit_copy_of_insn_after): Dito.
4415 * cselib.c (cselib_current_insn_in_libcall): Remove.
4416 (cselib_process_insn): Don't set/clear it.
4417 (new_elt_loc_list): Don't record it.
4418 (cselib_init): Don't initialize it.
4419 * cselib.c (struct elt_loc_list): Remove in_libcall field.
4420 * loop-invariant.c (find_invariant_insn): Don't look for libcall
4422 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
4423 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
4424 (init_deps): Don't initialize it.
4425 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
4426 * combine.c (delete_noop_moves): Don't update libcall notes.
4427 (can_combine_p): Remove now pointless #if 0 block.
4428 (try_combine): Remove another obsolete #if 0 block.
4429 (distribute_notes): Don't distribute libcall notes.
4430 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
4431 * dce.c (libcall_dead_p): Remove.
4432 (delete_unmarked_insns): Don't handle libcall blocks.
4433 (preserve_libcall_for_dce): Remove.
4434 (prescan_insns_for_dce): Don't special-case libcall block insns.
4435 * reload1 (reload): Don't handle libcall notes.
4436 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
4439 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
4441 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
4442 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4443 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4445 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
4447 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
4448 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4449 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4451 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4453 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
4455 2008-06-16 Ira Rosen <irar@il.ibm.com>
4457 PR tree-optimization/36493
4458 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
4459 the arguments list. Use VECTYPE to create vector pointer.
4460 (vectorizable_store): Fail if accesses through a pointer to vectype
4461 do not alias the original memory reference operands.
4462 Call vect_create_data_ref_ptr without the removed argument.
4463 (vectorizable_load): Likewise.
4464 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
4467 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
4470 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
4473 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4475 * config/mips/loongson2ef.md: New file.
4476 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
4477 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
4478 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
4479 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
4480 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
4482 (loongson2ef.md): New include.
4483 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
4484 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
4485 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
4486 (loongson_gt_<mode>, loongson_extract_halfword)
4487 (loongson_insert_halfword_0, loongson_insert_halfword_2)
4488 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
4489 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
4490 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
4491 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
4492 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
4493 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
4494 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
4495 (vec_interleave_low<mode>): Define type attribute.
4496 * config/mips/mips.c (mips_ls2): New static variable.
4497 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
4498 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
4499 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
4500 Implement target scheduling hooks.
4501 (mips_multipass_dfa_lookahead): Update to handle tuning for
4503 (mips_sched_init): Initialize data for Loongson scheduling.
4504 (mips_ls2_variable_issue): New static function.
4505 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
4507 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
4508 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
4509 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
4510 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
4511 Handle ST Loongson 2E/2F cores.
4512 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
4514 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4516 * omp-low.c (extract_omp_for_data): Fix comment typo.
4519 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4521 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
4522 FIXME note about gcc/config.guess.
4523 * doc/options.texi (Option file format): Remove non-ASCII bytes.
4524 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
4525 * doc/cppopts.texi: Likewise.
4526 * doc/extend.texi: Likewise.
4527 * doc/gcc.texi: Likewise.
4528 * doc/gccint.texi: Likewise.
4529 * doc/gcov.texi: Likewise.
4530 * doc/gty.texi: Likewise.
4531 * doc/hostconfig.texi: Likewise.
4532 * doc/install.texi: Likewise.
4533 * doc/invoke.texi: Likewise.
4534 * doc/loop.texi: Likewise.
4535 * doc/makefile.texi: Likewise.
4536 * doc/md.texi: Likewise.
4537 * doc/passes.texi: Likewise.
4538 * doc/tm.texi: Likewise.
4539 * doc/tree-ssa.texi: Likewise.
4540 * doc/trouble.texi: Likewise.
4542 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
4543 Nathan Sidwell <nathan@codesourcery.com>
4544 Maxim Kuvyrkov <maxim@codesourcery.com>
4545 Richard Sandiford <rdsandiford@googlemail.com>
4547 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
4548 * config/mips/mips-protos.h (mips_expand_vector_init): New.
4549 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
4551 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
4552 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
4553 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
4555 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
4556 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
4557 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
4558 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
4559 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
4560 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
4561 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
4562 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
4563 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
4564 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
4565 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
4566 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
4567 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
4568 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
4569 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
4570 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
4571 (mips_builtins): Add Loongson builtins.
4572 (mips_loongson_2ef_bdesc): New.
4573 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
4574 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
4575 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
4576 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
4578 (mips_expand_vector_init): New.
4579 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
4580 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
4582 * config/mips/mips.md: Add unspec numbers for Loongson
4583 builtins. Include loongson.md.
4584 (MOVE64): Include Loongson vector modes.
4585 (SPLITF): Include Loongson vector modes.
4586 (HALFMODE): Handle Loongson vector modes.
4587 * config/mips/loongson.md: New.
4588 * config/mips/loongson.h: New.
4589 * config.gcc: Add loongson.h header for mips*-*-* targets.
4590 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
4592 2008-06-14 Joseph Myers <joseph@codesourcery.com>
4594 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
4595 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
4596 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
4597 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
4598 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
4599 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
4600 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
4601 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
4602 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
4603 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
4604 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
4605 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
4606 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
4607 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
4608 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
4609 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
4610 Remove use_fixproto=yes.
4611 (ia64*-*-hpux*): Remove comment about using fixproto.
4612 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
4614 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4616 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
4618 * configure: Regenerate.
4620 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
4623 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
4624 before evaluating it.
4626 2008-06-13 Jakub Jelinek <jakub@redhat.com>
4629 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
4630 nested inline functions.
4631 (start_decl, start_function): Don't invert DECL_EXTERNAL
4632 for nested inline functions.
4634 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4636 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
4637 splits that must be made for correctness.
4639 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4641 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
4642 (AVAIL_NON_MIPS16): Likewise.
4643 (mips_builtin_description): Replace target_flags with a predicate.
4644 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
4645 (dspr2_32): New availability predicates.
4646 (MIPS_BUILTIN): New macro.
4647 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
4648 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
4649 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
4650 Replace the TARGET_FLAGS parameters with AVAIL parameters.
4651 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
4652 (mips_dsp_32only_bdesc): Merge into...
4653 (mips_builtins): ...this new array.
4654 (mips_bdesc_map, mips_bdesc_arrays): Delete.
4655 (mips_init_builtins): Update after above changes.
4656 (mips_expand_builtin_1): Merge into...
4657 (mips_expand_builtin): ...here and update after above changes.
4659 2008-06-12 Paul Brook <paul@codesourcery.com>
4661 * longlong.h (__arm__): Define count_leading_zeros.
4662 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
4663 (clzsi2, clzdi2): New functions.
4664 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
4665 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
4666 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
4667 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
4668 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
4669 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
4670 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
4671 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4672 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
4673 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
4675 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
4677 * config/m68k/m68k.c (m68k_tune_flags): New.
4678 (override_options): Compute m68k_tune_flags.
4679 (MULL_COST, MULW_COST): Update for various variants of CFV2.
4680 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
4682 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4685 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
4687 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4689 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
4690 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
4692 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4694 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
4695 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
4697 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4700 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
4703 2008-06-12 Richard Guenther <rguenther@suse.de>
4705 PR tree-optimization/36345
4706 * tree-flow.h (struct ptr_info_def): Align escape_mask,
4707 add memory_tag_needed flag.
4708 (may_alias_p): Declare.
4709 * tree-ssa-alias.c (may_alias_p): Export.
4710 (set_initial_properties): Use memory_tag_needed flag.
4711 (update_reference_counts): Likewise.
4712 (reset_alias_info): Reset memory_tag_needed flag.
4713 (create_name_tags): Check memory_tag_needed flag.
4714 (dump_points_to_info_for): Dump it.
4715 * tree-ssa-structalias.c (struct variable_info): Remove
4716 directly_dereferenced flag.
4717 (new_var_info): Do not initialize it.
4718 (process_constraint_1): Do not set it.
4719 (update_alias_info): Set is_dereferenced flag.
4720 (set_uids_in_ptset): Use may_alias_p.
4721 (set_used_smts): Check memory_tag_needed flag.
4722 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
4723 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
4724 memory_tag_needed flag.
4725 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
4728 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
4730 * config/i386/i386.c (ix86_compute_frame_layout): Disable
4731 red zone for w64 abi.
4732 (ix86_expand_prologue): Likewise.
4733 (ix86_force_to_memory): Likewise.
4734 (ix86_free_from_memory): Likewise.
4736 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
4739 * config/rs6000/rs6000.c (rs6000_override_options): Set
4740 rs6000_isel conditionally to the absence of comand line override.
4741 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4742 Remove duplicate rs6000_isel setting.
4743 * config/rs6000/eabispe.h: Ditto.
4745 2008-06-11 Richard Guenther <rguenther@suse.de>
4747 * alias.c (get_alias_set): Use the element alias-set for arrays.
4748 (record_component_aliases): For arrays and vectors do nothing.
4749 * c-common.c (strict_aliasing_warning): Handle the cases
4750 of alias set zero explicitly.
4751 * Makefile.in (dfp.o-warn): Add -Wno-error.
4753 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4755 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
4757 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
4758 tune_32 tune_64 to supported_defaults. Allow values not
4759 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
4760 x86_64. Do not override cpu_32 or cpu_64 values from target name.
4761 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
4762 with_cpu_64 to generic for 64-bit-supporting configurations, not
4763 with_cpu. Remove FIXMEs.
4764 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
4765 --with-arch-64, --with-tune-32, --with-tune-64): Document.
4766 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
4767 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
4768 arch_32 and arch_64.
4770 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
4771 Olivier Hainque <hainque@adacore.com>
4773 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
4774 Use DECL_SIZE_UNIT to retrieve the size of the field.
4776 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4778 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
4779 with function calls after declarations. Lay out
4780 neon_float_type_node before further use.
4782 2008-06-11 Richard Guenther <rguenther@suse.de>
4784 * tree-flow.h (may_point_to_global_var): Declare.
4785 * tree-ssa-alias.c (may_point_to_global_var): New function.
4786 * tree-ssa-sink.c (is_hidden_global_store): Use it.
4788 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
4790 * configure.ac: Teach that fido supports .debug_line.
4791 * configure: Regenerate.
4793 2008-06-10 Tom Tromey <tromey@redhat.com>
4795 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
4798 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4800 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
4801 (encode_decimal64, decode_decimal64, encode_decimal128,
4802 decode_decimal128): Reverse order of 32-bit parts of value if host
4803 and target endianness differ.
4805 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
4807 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
4808 Avoid division by 0.
4809 (tree_mod_pow2_value_transform): Likewise.
4810 (tree_ic_transform): Likewise.
4811 (tree_stringops_transform): Likewise.
4812 (tree_mod_subtract_transform): Likewise.
4813 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
4814 (copy_edges_for_bb): Likewise.
4815 (initialize_cfun): Likewise.
4817 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4819 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
4820 nonmemory_operand. Add "N" operand constraint.
4822 (*jcc_btdi_mask_rex64): New instruction and split pattern.
4823 (*jcc_btsi_mask): Ditto.
4824 (*jcc_btsi_mask_1): Ditto.
4826 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4828 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
4829 TYPE_CANONICAL for copied element type.
4831 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4834 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
4835 Add m_CORE2 and m_GENERIC.
4836 * config/i386/predicates.md (bt_comparison_operator): New predicate.
4837 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
4839 (*jcc_btdi_rex64): New instruction and split pattern.
4841 (*jcc_btsi_1): Ditto.
4842 (*btsq): Fix Intel asm dialect operand order.
4846 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
4849 * simplify-rtx.c (simplify_subreg): Add check for shift count
4852 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
4854 * doc/md.texi: Synchronize with later constraints.md change.
4855 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
4856 with a C implementation.
4857 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
4859 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
4860 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
4861 when moving to and from MD_REGNUM.
4862 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
4863 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
4864 Handle byte and halfword moves.
4865 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
4867 * config/mips/constraints.md (h): Turn into NO_REGS.
4868 (l, x): Update documentation.
4869 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
4870 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
4871 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
4872 (HILO): New mode iterator.
4874 (any_div): New code iterator.
4875 (u): Extend code attribute to div and udiv.
4876 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
4877 d_operand in the splitters. Remove redundant CONST_INT checks.
4878 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
4879 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
4880 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
4881 accordingly, using normal moves instead of unspecs to move LO into
4882 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
4883 (<u>mulsidi3): Handle expansion in C code.
4884 (<u>mulsidi3_32bit_internal): Rename to...
4885 (<u>mulsidi3_32bit): ...this.
4886 (<u>mulsidi3_32bit_r4000): Fix insn separator.
4887 (*<u>mulsidi3_64bit): Rename to...
4888 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
4889 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
4890 to set LO and HI to the multiplication result. Use a normal move
4891 for MFLO and an unspec for MFHI.
4892 (*<u>mulsidi3_64bit_parts): Replace with...
4893 (<u>mulsidi3_64bit_hilo): ...this new instruction.
4894 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
4895 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
4896 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
4897 instead of HI. Split the instruction into a separate multiplication
4898 and MFHI if !TARGET_FIX_R4000.
4899 (<su>muldi3_highpart): Likewise.
4900 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
4901 and the "=h" clobber.
4902 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
4903 (<u>mulditi3): New expander.
4904 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
4905 (madsi): Remove "=h" clobber.
4906 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
4907 Force the modulus result to be a GPR and split the instruction into
4908 a division followed by an MFHI after reload.
4909 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
4910 (*lea_high64): Use d_operand in the define_peephole2. Likewise
4911 the MIPS16 HIGH define_split.
4912 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
4913 of acc<->gpr moves to "multi".
4914 (*movdi_64bit): Replace the single "x" alternative with
4915 alternatives for moving into and out of "a".
4916 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
4917 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
4918 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
4919 Use d_operand in the splitters. Remove redundant CONST_INT checks.
4920 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
4921 (movti): New expander.
4922 (*movti, *movti_mips16): New insns.
4923 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
4924 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
4925 (mthi<GPR:mode>_<HILO:mode>): Likewise.
4926 * config/mips/predicates.md (fpr_operand): Delete.
4927 (d_operand): New predicate.
4929 2008-06-09 Michael Meissner <michael.meissner@amd.com>
4931 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
4932 failure on some Bourne shells.
4933 (x86_64-*-*): Ditto.
4935 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
4937 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
4939 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4941 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
4942 (sparc-sun-solaris2*): Likewise.
4944 2008-06-09 Arnaud Charlet <charlet@adacore.com
4946 * doc/install.texi: Update requirements to build the Ada compiler.
4948 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
4950 * df-scan.c (struct df_scan_problem_data): Remove the
4951 mw_link_pool alloc pool.
4952 (df_scan_free_internal): Don't free it.
4953 (df_scan_alloc): Don't allocate it.
4954 * df.h (struct df_link): Update comment.
4956 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
4958 * except.h: Correct checks for when SJLJ exceptions must be used.
4960 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4962 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
4965 2008-06-08 Joseph Myers <joseph@codesourcery.com>
4967 PR tree-optimization/36218
4968 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
4969 configure for the build system.
4970 (BUILD_LDFLAGS): Define.
4971 * configure: Regenerate.
4972 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
4974 2008-07-08 Anatoly Sokolov <aesok@post.ru>
4977 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
4978 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
4979 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
4981 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
4983 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
4985 2008-06-07 Joseph Myers <joseph@codesourcery.com>
4987 * config.gcc (Obsolete configurations): Remove list of
4989 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
4990 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
4991 targets matched by those patterns.
4992 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
4993 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
4994 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
4995 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
4996 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4997 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
4998 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
4999 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
5000 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
5001 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
5002 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
5003 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
5004 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
5005 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
5006 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
5007 Make code for Solaris 7 and greater unconditional for Solaris.
5008 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
5009 Remove --with-* handling.
5010 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
5011 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
5012 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
5013 LINK_OS_WINDISS_SPEC): Remove.
5014 * config/rs6000/sysv4.opt (mwindiss): Remove.
5015 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
5016 * configure: Regenerate.
5017 * doc/cpp.texi: Don't mention BeOS.
5018 * doc/extend.texi (interrupt): Don't mention MS1.
5019 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
5020 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
5021 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
5022 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
5023 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
5025 * doc/invoke.texi (MT Options): Remove.
5026 (-mwindiss): Remove.
5027 (CRIS Options): Remove cris-axis-aout references.
5028 (HPPA Options): Don't mention hppa1.1-*-pro.
5029 * doc/md.texi: (MorphoTech family): Remove.
5030 * libgcc2.c: Don't handle UWIN.
5031 * config/alpha/t-unicosmk: Remove.
5032 * config/alpha/unicosmk.h: Remove.
5033 * config/arm/kaos-arm.h: Remove.
5034 * config/arm/kaos-strongarm.h: Remove.
5035 * config/arm/strongarm-coff.h: Remove.
5036 * config/arm/strongarm-elf.h: Remove.
5037 * config/arm/strongarm-pe.h: Remove.
5038 * config/arm/t-strongarm-pe: Remove.
5039 * config/arm/t-xscale-coff: Remove.
5040 * config/arm/t-xscale-elf: Remove.
5041 * config/arm/xscale-coff.h: Remove.
5042 * config/arm/xscale-elf.h: Remove.
5043 * config/chorus.h: Remove.
5044 * config/cris/aout.h: Remove.
5045 * config/cris/aout.opt: Remove.
5046 * config/cris/t-aout: Remove.
5047 * config/i386/beos-elf.h: Remove.
5048 * config/i386/kaos-i386.h: Remove.
5049 * config/i386/ptx4-i.h: Remove.
5050 * config/i386/sco5.h: Remove.
5051 * config/i386/sco5.opt: Remove.
5052 * config/i386/sysv4-cpp.h: Remove.
5053 * config/i386/sysv5.h: Remove.
5054 * config/i386/t-beos: Remove.
5055 * config/i386/t-sco5: Remove.
5056 * config/i386/t-uwin: Remove.
5057 * config/i386/uwin.asm: Remove.
5058 * config/i386/uwin.h: Remove.
5059 * config/kaos.h: Remove.
5060 * config/mips/windiss.h: Remove.
5061 * config/mt: Remove directory.
5062 * config/pa/pa-osf.h: Remove.
5063 * config/pa/pa-pro-end.h: Remove.
5064 * config/pa/t-pro: Remove.
5065 * config/ptx4.h: Remove.
5066 * config/rs6000/beos.h: Remove.
5067 * config/rs6000/kaos-ppc.h: Remove.
5068 * config/rs6000/t-beos: Remove.
5069 * config/rs6000/windiss.h: Remove.
5070 * config/sh/kaos-sh.h: Remove.
5071 * config/sol2-6.h: Remove.
5072 * config/sparc/sol26-sld.h: Remove.
5073 * config/sparc/sysv4-only.h: Remove.
5074 * config/vax/bsd.h: Remove.
5075 * config/vax/t-memfuncs: Remove.
5076 * config/vax/ultrix.h: Remove.
5077 * config/vax/vaxv.h: Remove.
5078 * config/windiss.h: Remove.
5080 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
5082 PR rtl-optimization/36438
5083 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
5084 for vector shifts with constant scalar shift operands.
5086 2008-06-06 Sandip Matte <sandip@rmicorp.com>
5088 * doc/invoke.texi: Document -march=xlr.
5089 * config/mips/xlr.md: New file.
5090 * config/mips/mips.md: Include it.
5092 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
5093 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
5094 (mips_rtx_cost_data): Likewise.
5096 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
5098 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
5099 PRE_INC and PRE_DEC cases.
5101 2008-06-06 Jakub Jelinek <jakub@redhat.com>
5103 PR rtl-optimization/36419
5104 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
5105 the emitting jump insn.
5108 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
5109 is not bool, boolify the whole *expr_p and convert to the desired type.
5111 2008-06-06 Jakub Jelinek <jakub@redhat.com>
5113 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
5114 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
5115 Add omp_private_outer_ref hook, add another argument to
5116 omp_clause_default_ctor hook.
5117 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
5118 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
5119 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
5120 hook_tree_tree_tree_tree_null.
5121 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
5122 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
5123 * hooks.c (hook_tree_tree_tree_tree_null): New function.
5124 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
5125 * tree.def (OMP_TASK): New tree code.
5126 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
5127 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
5128 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
5129 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
5130 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
5131 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
5132 OMP_CLAUSE_COLLAPSE_EXPR): Define.
5133 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
5134 (OMP_DIRECTIVE_P): Add OMP_TASK.
5135 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
5136 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
5137 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
5138 and OMP_CLAUSE_UNTIED entries.
5139 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
5141 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
5142 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
5143 * tree-pretty-print.c (dump_omp_clause): Handle
5144 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
5145 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
5146 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
5147 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
5148 warning about unsigned iterators. Change decl/init/cond/incr
5149 arguments to TREE_VECs, check arguments for all collapsed loops.
5150 (c_finish_omp_taskwait): New function.
5151 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
5153 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
5154 default_function_array_conversion on init. Add par_clauses argument.
5155 If decl is present in parallel's lastprivate clause, change it to
5156 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
5157 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
5158 collapse count in clauses.
5159 (c_parser_omp_for, c_parser_omp_parallel): Adjust
5160 c_parser_omp_for_loop callers.
5161 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
5162 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
5163 (c_parser_omp_clause_name): Handle collapse and untied clauses.
5164 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
5166 (c_parser_omp_clause_schedule): Handle schedule(auto).
5167 Include correct location in the error message.
5168 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
5169 and PRAGMA_OMP_CLAUSE_UNTIED.
5170 (OMP_TASK_CLAUSE_MASK): Define.
5171 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
5172 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
5173 * tree-nested.c (convert_nonlocal_omp_clauses,
5174 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
5175 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
5176 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
5177 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
5179 (conver_nonlocal_reference, convert_local_reference,
5180 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
5181 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
5182 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
5183 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
5184 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
5185 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
5186 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
5187 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
5188 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
5190 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
5191 * c-common.h (c_finish_omp_taskwait): New prototype.
5192 * gimple-low.c (lower_stmt): Handle OMP_TASK.
5193 * tree-parloops.c (create_parallel_loop): Create 1 entry
5194 vectors for OMP_FOR_{INIT,COND,INCR}.
5195 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5196 (make_edges): Handle OMP_TASK.
5197 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
5198 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5199 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
5200 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
5201 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
5202 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
5203 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
5204 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
5205 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
5206 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
5207 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
5208 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
5209 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
5210 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
5211 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
5212 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
5213 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
5214 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
5215 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
5216 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
5217 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
5218 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
5219 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
5220 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
5221 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
5222 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
5223 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
5224 original iterator is present in lastprivate clause or if
5225 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
5226 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5227 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
5228 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
5229 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
5230 if it is set, lookup var in outer contexts too. Handle
5231 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
5232 to be implicitly determined firstprivate for task regions.
5233 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
5234 if it is set, lookup var in outer contexts too. Set
5235 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
5236 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
5237 OMP_CLAUSE_UNTIED. Take region_type as last argument
5238 instead of in_parallel and in_combined_parallel.
5239 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
5241 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
5242 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
5243 (new_omp_context): Set default_kind to
5244 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
5245 (omp_region_type): New enum.
5246 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
5247 fields, add region_type.
5248 (new_omp_context): Take region_type as argument instead of is_parallel
5249 and is_combined_parallel.
5250 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
5251 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
5252 ctx->is_combined_parallel checks.
5253 (gimplify_omp_task): New function.
5254 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
5256 * omp-low.c (extract_omp_for_data): Use schedule(static)
5257 for schedule(auto). Handle pointer and unsigned iterators.
5258 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
5259 Add loops argument. Extract data for collapsed OMP_FOR loops.
5260 (expand_parallel_call): Assert sched_kind isn't auto,
5261 map runtime schedule to index 3.
5262 (struct omp_for_data_loop): New type.
5263 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
5264 Add loop, loops, collapse and iter_type fields.
5265 (workshare_safe_to_combine_p): Disallow combined for if
5266 iter_type is unsigned long long. Don't combine collapse > 1 loops
5267 unless all bounds and steps are constant. Adjust extract_omp_for_data
5269 (expand_omp_for_generic): Handle pointer, unsigned and long long
5270 iterators. Handle collapsed OMP_FOR loops. Adjust
5271 for struct omp_for_data changes. If libgomp function doesn't return
5272 boolean_type_node, add comparison of the return value with 0.
5273 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
5274 pointer, unsigned and long long iterators. Adjust for struct
5275 omp_for_data changes.
5276 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
5277 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
5278 unsigned long long. Allocate loops array, pass it to
5279 extract_omp_for_data. For collapse > 1 loops use always
5280 expand_omp_for_generic.
5281 (omp_context): Add sfield_map and srecord_type fields.
5282 (is_task_ctx, lookup_sfield): New functions.
5283 (use_pointer_for_field): Use is_task_ctx helper. Change first
5284 argument's type from const_tree to tree. Clarify comment.
5285 In OMP_TASK disallow copy-in/out sharing.
5286 (build_sender_ref): Call lookup_sfield instead of lookup_field.
5287 (install_var_field): Add mask argument. Populate both record_type
5288 and srecord_type if needed.
5289 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
5291 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
5292 and DECL_FIELD_OFFSET.
5293 (scan_sharing_clauses): Adjust install_var_field callers. For
5294 firstprivate clauses on explicit tasks allocate the var by value in
5295 record_type unconditionally, rather than by reference.
5296 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
5297 Use is_taskreg_ctx instead of is_parallel_ctx.
5298 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
5299 (create_omp_child_function_name): Add task_copy argument, use
5300 *_omp_cpyfn* names if it is true.
5301 (create_omp_child_function): Add task_copy argument, if true create
5302 *_omp_cpyfn* helper function.
5303 (scan_omp_parallel): Adjust create_omp_child_function callers.
5304 Rename parallel_nesting_level to taskreg_nesting_level.
5305 (scan_omp_task): New function.
5306 (lower_rec_input_clauses): Don't run constructors for firstprivate
5307 explicit task vars which are initialized by *_omp_cpyfn*.
5308 Pass outer var ref to omp_clause_default_ctor hook if
5309 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
5310 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
5311 OMP_CLAUSE_REDUCTION_INIT.
5312 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
5313 avoid duplicate setting of fields. Handle
5314 OMP_CLAUSE_PRIVATE_OUTER_REF.
5315 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
5316 copy-out if TREE_READONLY, only copy-in.
5317 (expand_task_copyfn): New function.
5318 (expand_task_call): New function.
5319 (struct omp_taskcopy_context): New type.
5320 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
5322 (lower_omp_parallel): Rename to...
5323 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
5324 Call create_task_copyfn if srecord_type is needed. Adjust
5326 (task_shared_vars): New variable.
5327 (check_omp_nesting_restrictions): Warn if work-sharing,
5328 barrier, master or ordered region is closely nested inside OMP_TASK.
5329 Add warnings for barrier if closely nested inside of work-sharing,
5330 ordered, or master region.
5331 (scan_omp_1): Call check_omp_nesting_restrictions even for
5332 GOMP_barrier calls. Rename parallel_nesting_level to
5333 taskreg_nesting_level. Handle OMP_TASK.
5334 (lower_lastprivate_clauses): Even if some lastprivate is found on a
5335 work-sharing construct, continue looking for them on parent parallel
5337 (lower_omp_for_lastprivate): Add lastprivate clauses
5338 to the beginning of dlist rather than end. Adjust for struct
5339 omp_for_data changes.
5340 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
5341 not after it. Handle collapsed OMP_FOR loops, adjust for
5342 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
5343 (get_ws_args_for): Adjust extract_omp_for_data caller.
5344 (scan_omp_for): Handle collapsed OMP_FOR
5345 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5346 (lower_omp_single_simple): If libgomp function doesn't return
5347 boolean_type_node, add comparison of the return value with 0.
5348 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
5349 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
5350 (parallel_nesting_level): Rename to...
5351 (taskreg_nesting_level): ... this.
5352 (is_taskreg_ctx): New function.
5353 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
5355 (execute_lower_omp): Rename parallel_nesting_level to
5356 taskreg_nesting_level.
5357 (expand_omp_parallel): Rename to...
5358 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
5359 Call omp_task_call for OMP_TASK regions.
5360 (expand_omp): Adjust caller, handle OMP_TASK.
5361 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
5363 * bitmap.c (bitmap_default_obstack_depth): New variable.
5364 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
5365 if argument is NULL and bitmap_default_obstack is already initialized.
5366 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
5368 * matrix-reorg.c (matrix_reorg): Likewise.
5370 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
5372 * config/i386/i386.md (*indirect_jump): Macroize using P
5373 mode iterator. Remove !TARGET_64BIT from insn constraints.
5374 (*tablejump_1): Ditto.
5375 (*indirect_jump_rex64): Remove insn pattern.
5376 (*tablejump_1_rex64): Ditto.
5377 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
5378 and eh_return_si insn patterns.
5380 2008-06-06 Richard Guenther <rguenther@suse.de>
5382 * tree-ssa-structalias.c (merge_smts_into): Remove.
5383 (find_what_p_points_to): Do not bother to compute the
5384 points-to set for pt_anything pointers.
5385 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
5386 for pt_anything pointers is ok.
5388 2008-06-06 Jan Hubicka <jh@suse.cz>
5390 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
5392 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5394 * cgraph.c: Fix typos in comments.
5395 (cgraph_availability_names): Fix string typo.
5396 * fold-const.c: Fix typos in comments.
5397 (fold_binary): Fix typo in warning.
5398 * genautomata.c: Fix typos in comments.
5399 (check_presence_pattern_sets): Fix typo in local variable.
5400 (output_description): Fix typo in output.
5401 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
5402 * hwint.h: Likewise.
5403 * matrix-reorg.c (check_allocation_function): Likewise.
5404 * omega.c (smooth_weird_equations): Likewise.
5405 * auto-inc-dec.c: Fix typos in comments.
5406 * bb-reorder.c: Likewise.
5407 * builtins.c: Likewise.
5408 * c-common.c: Likewise.
5409 * c-cppbuiltin.c: Likewise.
5410 * c-parser.c: Likewise.
5411 * c-pretty-print.c: Likewise.
5412 * cfgcleanup.c: Likewise.
5413 * cfgexpand.c: Likewise.
5414 * cfghooks.c: Likewise.
5415 * cfglayout.c: Likewise.
5416 * cfgloopmanip.c: Likewise.
5417 * cgraphunit.c: Likewise.
5418 * coverage.c: Likewise.
5419 * dbxout.c: Likewise.
5420 * df-byte-scan.c: Likewise.
5421 * df-core.c: Likewise.
5422 * df-problems.c: Likewise.
5423 * df-scan.c: Likewise.
5425 * dominance.c: Likewise.
5426 * domwalk.c: Likewise.
5428 * dwarf2out.c: Likewise.
5429 * emit-rtl.c: Likewise.
5430 * et-forest.c: Likewise.
5431 * function.c: Likewise.
5432 * function.h: Likewise.
5434 * gcov-io.c: Likewise.
5437 * genattrtab.c: Likewise.
5438 * ggc-page.c: Likewise.
5439 * gimplify.c: Likewise.
5440 * gthr-lynx.h: Likewise.
5441 * haifa-sched.c: Likewise.
5442 * ipa-cp.c: Likewise.
5443 * ipa-inline.c: Likewise.
5444 * ipa-prop.h: Likewise.
5445 * ipa-pure-const.c: Likewise.
5446 * ipa-struct-reorg.c: Likewise.
5447 * ipa-struct-reorg.h: Likewise.
5448 * ipa-type-escape.c: Likewise.
5450 * loop-doloop.c: Likewise.
5451 * mips-tfile.c: Likewise.
5452 * mkmap-flat.awk: Likewise.
5453 * mkmap-symver.awk: Likewise.
5454 * modulo-sched.c: Likewise.
5455 * omp-low.c: Likewise.
5456 * optabs.c: Likewise.
5457 * optabs.h: Likewise.
5459 * passes.c: Likewise.
5460 * postreload-gcse.c: Likewise.
5461 * postreload.c: Likewise.
5462 * predict.c: Likewise.
5463 * pretty-print.h: Likewise.
5464 * profile.c: Likewise.
5465 * protoize.c: Likewise.
5466 * ra-conflict.c: Likewise.
5468 * recog.c: Likewise.
5469 * regclass.c: Likewise.
5471 * reload.c: Likewise.
5472 * rtl-error.c: Likewise.
5473 * rtlanal.c: Likewise.
5475 * sched-rgn.c: Likewise.
5478 * target.h: Likewise.
5479 * tree-dfa.c: Likewise.
5480 * tree-eh.c: Likewise.
5481 * tree-flow-inline.h: Likewise.
5482 * tree-inline.c: Likewise.
5483 * tree-into-ssa.c: Likewise.
5484 * tree-loop-distribution.c: Likewise.
5485 * tree-nested.c: Likewise.
5486 * tree-parloops.c: Likewise.
5487 * tree-pass.h: Likewise.
5488 * tree-pretty-print.c: Likewise.
5489 * tree-profile.c: Likewise.
5490 * tree-scalar-evolution.c: Likewise.
5491 * tree-sra.c: Likewise.
5492 * tree-ssa-alias-warnings.c: Likewise.
5493 * tree-ssa-ccp.c: Likewise.
5494 * tree-ssa-coalesce.c: Likewise.
5495 * tree-ssa-dom.c: Likewise.
5496 * tree-ssa-dse.c: Likewise.
5497 * tree-ssa-forwprop.c: Likewise.
5498 * tree-ssa-live.c: Likewise.
5499 * tree-ssa-live.h: Likewise.
5500 * tree-ssa-loop-im.c: Likewise.
5501 * tree-ssa-loop-ivopts.c: Likewise.
5502 * tree-ssa-loop-niter.c: Likewise.
5503 * tree-ssa-loop-prefetch.c: Likewise.
5504 * tree-ssa-phiopt.c: Likewise.
5505 * tree-ssa-phiprop.c: Likewise.
5506 * tree-ssa-sccvn.c: Likewise.
5507 * tree-ssa-ter.c: Likewise.
5508 * tree-ssa-threadupdate.c: Likewise.
5509 * tree-ssa.c: Likewise.
5510 * tree-vect-analyze.c: Likewise.
5511 * tree-vect-transform.c: Likewise.
5512 * tree-vectorizer.c: Likewise.
5513 * tree-vn.c: Likewise.
5514 * tree-vrp.c: Likewise.
5516 * tree.def: Likewise.
5518 * unwind-dw2-fde.c: Likewise.
5519 * unwind.inc: Likewise.
5520 * value-prof.c: Likewise.
5521 * vmsdbgout.c: Likewise.
5523 2008-06-05 David Edelsohn <edelsohn@gnu.org>
5525 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
5526 always place FP constants in the TOC for TARGET_POWERPC64.
5527 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
5529 2008-06-05 Joseph Myers <joseph@codesourcery.com>
5531 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
5532 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
5533 enable for TARGET_E500_DOUBLE.
5534 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
5535 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
5536 floating-point modes like integer modes for E500 double.
5537 (rs6000_legitimate_offset_address_p): Likewise.
5538 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
5539 addressing for DDmode for E500 double.
5540 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
5541 modes as using 64-bits of registers for E500 double.
5542 (spe_build_register_parallel): Do not handle DDmode or TDmode.
5543 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
5544 specially for E500 double.
5545 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
5546 TDmode for E500 double.
5547 (rs6000_gimplify_va_arg): Only handle SDmode in registers
5548 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
5549 (rs6000_split_multireg_move): Do not handle TDmode specially for
5551 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
5552 using 64-bit registers for E500 double.
5553 (emit_frame_save): Do not handle DDmode specially for E500 double.
5554 (gen_frame_mem_offset): Likewise.
5555 (rs6000_function_value): Do not call spe_build_register_parallel
5556 for DDmode or TDmode.
5557 (rs6000_libcall_value): Likewise.
5558 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
5559 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
5562 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
5564 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
5567 2008-06-04 Junjie Gu <jgu@tensilica.com>
5569 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
5570 comparison for frame pointers.
5572 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5575 * config/avr/avr.h (PUSH_ROUNDING): Remove.
5577 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5580 * builtins.c (expand_builtin_signbit): Don't take lowpart when
5581 register is already smaller or equal to required mode.
5583 2008-06-04 Xinliang David Li <davidxl@google.com>
5585 * tree-call-cdce.c: New file.
5586 (cond_dead_built_in_calls): New static variable.
5587 (input_domain): New struct.
5588 (check_pow): New function.
5589 (check_builtin_call): Ditto.
5590 (check_target_format): Ditto.
5591 (is_call_dce_candidate): Ditto.
5592 (gen_one_condition): Ditto.
5593 (gen_conditions_for_domain): Ditto.
5594 (get_domain): Ditto.
5595 (gen_conditions_for_pow_cst_base): Ditto.
5596 (gen_conditions_for_pow_int_base): Ditto.
5597 (gen_conditions_for_pow): Ditto.
5598 (get_no_error_domain): Ditto.
5599 (gen_shrink_wrap_conditions): Ditto.
5600 (shrink_wrap_one_built_in_call): Ditto.
5601 (shink_wrap_conditional_dead_built_in_calls): Ditto.
5602 (tree_call_cdce): Ditto.
5603 (gate_call_cdce): Ditto.
5604 (pass_call_cdce): New gimple pass.
5605 * passes.c: (init_optimization_passes): New pass.
5606 * tree-pass.h: New pass declaration.
5607 * opts.c (decode_options): New flag setting.
5608 * common.opt: Add -ftree-builtin-call-dce flag.
5609 * Makefile.in: Add new source file.
5610 * tempvar.def: New tv_id.
5611 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
5613 2008-06-04 Richard Guenther <rguenther@suse.de>
5615 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
5616 (is_call_clobbered): Always check var_ann->call_clobbered.
5617 (mark_call_clobbered): Always set var_ann->call_clobbered.
5618 (clear_call_clobbered): Always clear var_ann->call_clobbered.
5619 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
5620 (reset_alias_info): Clear call clobbering info on MTAGs and
5622 (set_pt_anything): Set pt_global_mem.
5623 (create_tag_raw): Adjust comment.
5624 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
5626 2008-06-04 Joseph Myers <joseph@codesourcery.com>
5627 Maxim Kuvyrkov <maxim@codesourcery.com>
5629 * config/m68k/m68k.opt (mxgot): New option.
5630 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
5631 (m68k_output_addr_const_extra): New.
5632 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
5633 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
5634 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
5635 * doc/invoke.texi (M680x0 Options): Document -mxgot.
5637 2008-06-04 Richard Guenther <rguenther@suse.de>
5639 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
5640 negative or non-representable offsets.
5642 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
5644 * config/i386/i386.c (ix86_gen_leave): New.
5645 (ix86_gen_pop1): Likewise.
5646 (ix86_gen_add3): Likewise.
5647 (ix86_gen_sub3): Likewise.
5648 (ix86_gen_sub3_carry): Likewise.
5649 (ix86_gen_one_cmpl2): Likewise.
5650 (ix86_gen_monitor): Likewise.
5651 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
5652 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
5653 ix86_gen_one_cmpl2 and ix86_gen_monitor.
5654 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
5655 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
5656 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
5657 (ix86_expand_epilogue): Updated.
5658 (print_operand): Handle integer register operand for 'z'.
5659 (ix86_expand_strlensi_unroll_1): Likewise.
5660 (ix86_expand_strlen): Likewise.
5661 (ix86_expand_builtin): Likewise.
5662 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
5663 mov{q}/mov{l} and add{q}/add{l}.
5665 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5667 * config/i386/i386.md (P): New mode iterator.
5668 (SFmode push_operand splitter): Macroize DImode and SImode pushes
5669 using P mode iterator.
5670 (DFmode push_operand splitter): Ditto.
5671 (XFmode push_operand splitter): Ditto.
5672 (DFmode float_extend SFmode push_operand splitter): Ditto.
5673 (XFmode float_extend SFmode push_operand splitter): Do not generate
5674 SImode pushes for 64bit target. Macroize Dimode and SImode
5675 pushes using P mode iterator.
5676 (XFmode float_extend DFmode push_operand splitter): Ditto.
5678 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5680 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
5681 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
5682 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
5684 (ix86_call_abi_override): Remove check for call_used_regs.
5686 2008-06-03 Richard Guenther <rguenther@suse.de>
5688 * tree-ssa-structalias.c (find_func_aliases): Add constraints
5689 for the lhs of calls if the return type contains pointers.
5691 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5693 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
5694 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
5695 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
5696 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
5697 of cfun and DEFAULT_ABI to deceide abi mode.
5699 (REG_PARM_STACK_SPACE): Removed.
5700 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
5701 (STACK_BOUNDARY): Use default target to deceide stack boundary.
5702 * config/i386/i386-protos.h (ix86_cfun_abi): New.
5703 (ix86_function_abi): Likewise.
5704 (ix86_function_type_abi): Likewise.
5705 (ix86_call_abi_override): Likewise.
5706 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
5707 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
5708 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
5709 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
5711 (X86_64_REGPARM_MAX): New.
5712 (X86_64_SSE_REGPARM_MAX): New.
5713 (X64_REGPARM_MAX): New.
5714 (X64_SSE_REGPARM_MAX): New.
5715 (X86_32_REGPARM_MAX): New.
5716 (X86_32_SSE_REGPARM_MAX): New.
5717 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
5718 (ix86_function_regparm): Handle user calling abi.
5719 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
5720 by DEFAULT_ABI versus SYSV_ABI check.
5721 (ix86_reg_parm_stack_space): New.
5722 (ix86_function_type_abi): New.
5723 (ix86_call_abi_override): New.
5724 (ix86_function_abi): New.
5725 (ix86_cfun_abi): New.
5726 (init_cumulative_args): Call abi specific initialization.
5727 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
5728 (function_arg_64): Extend SSE_REGPARM_MAX check.
5729 (function_arg (): Remove TARGET_64BIT_MS_ABI.
5730 (ix86_pass_by_reference): Likewise.
5731 (ix86_function_value_regno_p): Likewise.
5732 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
5733 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
5734 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
5735 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
5736 (setup_incoming_varargs_64): Adjust regparm for call abi.
5737 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
5738 (ix86_va_start): Likewise.
5739 (ix86_gimplify_va_arg): Likewise.
5740 (ix86_expand_prologue): Likewise.
5741 (output_pic_addr_const): Likewise.
5742 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
5743 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
5744 (x86_output_mi_thunk): Likewise.
5745 (x86_function_profiler): Likewise.
5746 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
5747 (SYSV_ABI, MS_ABI): New constants.
5749 (init_regs): Add prototype of function in regclass.c file.
5750 (OVERRIDE_ABI_FORMAT): New.
5751 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
5752 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
5753 (OUTGOING_REG_PARM_STACK_SPACE): New.
5754 (ix86_reg_parm_stack_space): New prototype.
5755 (CUMULATIVE_ARGS): Add call_abi member.
5756 (machine_function): Add call_abi member.
5757 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
5758 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
5760 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
5763 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
5764 (avr_builtin_setjmp_frame_value): New function.
5765 * config/avr/avr.md (nonlocal_goto_receiver): Define.
5766 (nonlocal_goto): Define.
5768 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
5770 * config/mips/mips.c (mips_emit_loadgp): Return early if
5771 there is nothing do to, otherwise emit a blockage if
5772 !TARGET_EXPLICIT_RELOCS || crtl->profile.
5773 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
5775 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5777 * configure.ac: Drop unneeded backslash ending up in config.in.
5778 * acinclude.m4: Likewise.
5779 * config.in: Regenerate.
5781 2008-05-26 Jan Hubicka <jh@suse.cz>
5783 * predict.c (maybe_hot_frequency_p): Break out of...
5784 (maybe_hot_bb_p): ... here.
5785 (maybe_hot_edge_p): New.
5786 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
5787 * basic-block.h (maybe_hot_edge_p): Declare.
5789 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5791 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
5792 (*cmpfp_<mode>_cc): Ditto.
5793 (*fp_jcc_8<mode>_387): Ditto.
5794 (*fop_<MODEF:mode>_2_i387): Ditto.
5795 (*fop_<MODEF:mode>_3_i387): Ditto.
5796 (*fop_xf_2_i387): Ditto.
5797 (*fop_xf_3_i387): Ditto.
5799 2008-06-02 Tomas Bily <tbily@suse.cz>
5801 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
5803 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5805 * config/mips/mips.c (mips_valid_offset_p): New function.
5806 (mips_valid_lo_sum_p): Likewise.
5807 (mips_classify_address): Use them.
5808 (mips_force_address): New function.
5809 (mips_legitimize_address): Use it.
5810 * config/mips/mips.md (MOVE128): New mode iterator.
5811 (movtf): Require TARGET_64BIT. Remove empty strings.
5812 (*movtf_internal): Rename to...
5813 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
5814 of "R" and use {,fp}{load,store} attributes instead of "multi".
5815 Use a separate define_split.
5816 (*movtf_mips16): New pattern.
5818 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5820 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
5821 * config/mips/mips.c (mips_expand_before_return): New function.
5822 (mips_expand_epilogue): Call it.
5823 * config/mips/mips.md (return): Turn into a define_expand.
5824 (*return): New insn.
5826 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5828 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
5829 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
5830 functions. Do not emit uses and clobbers of CONCATs; individually
5831 use and clobber their operands.
5832 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
5833 gen_clobber, emit_use and gen_use.
5834 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
5835 (expand_builtin_return): Likewise.
5836 * cfgbuild.c (count_basic_blocks): Likewise.
5837 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
5838 * explow.c (emit_stack_restore): Likewise.
5839 * expmed.c (extract_bit_field_1): Likewise.
5840 * expr.c (convert_move, emit_move_complex_parts): Likewise.
5841 (emit_move_multi_word, store_constructor): Likewise.
5842 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
5843 (thread_prologue_and_epilogue_insns): Likewise.
5844 * lower-subreg.c (resolve_simple_move): Likewise.
5845 * optabs.c (widen_operand, expand_binop): Likewise.
5846 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
5847 * reload.c (find_reloads): Likewise.
5848 * reload1.c (eliminate_regs_in_insn): Likewise.
5849 * stmt.c (expand_nl_goto_receiver): Likewise.
5850 * config/alpha/alpha.md (builtin_longjmp): Likewise.
5851 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5852 * config/arm/arm.c (arm_load_pic_register): Likewise.
5853 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
5854 * config/arm/arm.md (untyped_return): Likewise.
5855 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
5856 * config/avr/avr.c (expand_prologue): Likewise.
5857 * config/bfin/bfin.c (do_unlink): Likewise.
5858 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
5859 * config/cris/cris.c (cris_expand_prologue): Likewise.
5860 * config/darwin.c (machopic_indirect_data_reference): Likewise.
5861 (machopic_legitimize_pic_address): Likewise.
5862 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
5863 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
5864 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
5865 (ix86_expand_convert_uns_didf_sse): Likewise.
5866 (ix86_expand_vector_init_general): Likewise.
5867 * config/ia64/ia64.md (eh_epilogue): Likewise.
5868 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
5869 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
5870 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
5871 (config/iq2000/iq2000.c): Likewise.
5872 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
5873 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
5874 (builtin_longjmp): Likewise.
5875 * config/mn10300/mn10300.md (call, call_value): Likewise.
5876 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
5877 * config/pdp11/pdp11.md (abshi2): Likewise.
5878 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5879 * config/s390/s390.c (s390_emit_prologue): Likewise.
5880 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
5881 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
5882 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
5883 * config/sh/sh.c (prepare_move_operands): Likewise.
5884 (output_stack_adjust, sh_expand_epilogue): Likewise.
5885 (sh_set_return_address, sh_expand_t_scc): Likewise.
5886 * config/sparc/sparc.c (load_pic_register): Likewise.
5887 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
5888 * config/spu/spu.c (spu_expand_epilogue): Likewise.
5889 * config/v850/v850.c (expand_epilogue): Likewise.
5891 2008-05-31 Anatoly Sokolov <aesok@post.ru>
5893 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
5894 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
5895 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
5896 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
5897 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
5898 stack pointer register.
5899 (output_movhi): Remove code for interrupt specific writing to the
5900 stack pointer register.
5902 2008-05-31 Richard Guenther <rguenther@suse.de>
5904 PR tree-optimization/34244
5905 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
5906 (tree_expr_nonzero_warnv_p): Likewise.
5907 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5908 ssa_name_nonnegative_p.
5909 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
5910 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
5911 not tree_expr_nonzero_warnv_p.
5913 PR tree-optimization/36262
5915 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
5917 PR tree-optimization/34244
5918 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
5919 (record_numbers_of_iterations): New function.
5920 (execute_vrp): Cache the numbers of iterations of loops.
5921 * tree-scalar-evolution.c (scev_reset_except_niters):
5923 (scev_reset): Use scev_reset_except_niters.
5924 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
5926 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
5928 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5929 __WORKAROUND_RETS when appropriate.
5931 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5933 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
5934 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
5936 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
5937 *fop_df_comm_sse insn patterns using MODEF mode iterator.
5938 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
5939 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
5940 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
5941 *fop_df_1_mixed insn patterns using MODEF mode iterator.
5942 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
5943 *fop_df_1_sse insn patterns using MODEF mode iterator.
5944 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
5945 *fop_df_1_i387 insn patterns using MODEF mode iterator.
5946 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
5947 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
5948 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
5949 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
5950 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
5951 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
5952 (*fop_xf_4_i387): Use <MODE> for mode attribute.
5953 (*fop_xf_5_i387): Ditto.
5954 (*fop_xf_6_i387): Ditto.
5956 2008-05-30 Richard Guenther <rguenther@suse.de>
5958 * builtins.c (build_string_literal): Avoid generating
5959 a non-gimple_val result.
5961 2008-05-30 DJ Delorie <dj@redhat.com>
5963 * exec-tool.in: Use an environment variable (private) instead of a
5964 file (shared) as a semaphore, so as to not break parallel builds.
5966 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5968 * optabs.c (maybe_encapsulate_block): Remove.
5969 (emit_libcall_block): Adjust accordingly.
5970 * optabs.h (maybe_encapsulate_block): Remove prototype.
5972 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
5973 Don't use maybe_encapsulate_block.
5975 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5977 * config/rs6000/rs6000.c (rs6000_legitimize_address,
5978 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
5979 rtx is a SYMBOL_REF before calling get_pool_constant.
5981 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
5983 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
5985 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
5987 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
5988 rather than OS names to choose INO_T_EQ definition.
5989 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
5990 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
5992 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
5995 * config/darwin-f.c: New.
5996 * config/t-darwin: Added rule to build darwin-f.o.
5997 * config.gcc: Defined new variable, fortran_target_objs.
5998 (*-*-darwin*): Set fortran_target_objs.
5999 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
6000 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
6001 * configure: Regenerated.
6003 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
6006 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
6007 canonical type if needed.
6009 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
6011 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
6013 2008-05-29 Richard Guenther <rguenther@suse.de>
6015 PR tree-optimization/36343
6016 PR tree-optimization/36346
6017 PR tree-optimization/36347
6018 * tree-flow.h (clobber_what_p_points_to): Declare.
6019 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
6020 pointed-to variable is dereferenced is irrelevant to whether
6021 the pointer can access the pointed-to variable.
6022 (clobber_what_p_points_to): New function.
6023 * tree-ssa-alias.c (set_initial_properties): Use it.
6024 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
6025 call clobber check for NMTs.
6027 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
6029 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
6030 for printing gcov_type.
6032 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
6034 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
6035 and the eh region information.
6036 * value-prof.c (gimple_move_stmt_histograms): New function.
6037 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
6039 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
6041 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
6043 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
6045 * value-prof.c (tree_ic_transform): Print counts.
6046 * tree-profile.c (tree_gen_ic_func_profiler):
6047 Clear __gcov_indreict_call_callee variable to avoid misattribution
6050 2008-05-28 Rafael Espindola <espindola@google.com>
6052 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
6055 2008-05-28 Richard Guenther <rguenther@suse.de>
6057 PR tree-optimization/36339
6058 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
6059 and clobbering code out of the loop.
6061 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
6063 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
6066 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
6067 s390_contiguous_bitmask_p, s390_symref_operand_p,
6068 s390_check_symref_alignment, s390_reload_larl_operand,
6069 s390_reload_symref_address): New functions.
6070 (s390_branch_condition_mnemonic): Support compare and branch
6072 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
6073 and 'W' constraints.
6074 (s390_secondary_reload): Add secondary reloads for unaligned
6075 symbol refs or symbol refs to floating point or QI/TI mode
6077 (legitimate_address_p): Accept symbol references as addresses.
6078 (s390_expand_insv): Use rotate and insert selected bits
6079 instruction for insv when building for z10.
6080 (print_operand_address): Handle symbol ref addresses.
6081 (print_operand): Output modifier 'c' added for signed byte values.
6082 (s390_encode_section_info): Mark symbol refs with
6083 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
6085 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
6086 (length attribute): RRF, RRR have 4 byte length.
6087 (FPALL, INTALL): New mode iterators added.
6088 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
6089 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
6090 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
6091 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
6092 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
6093 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
6094 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
6095 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
6097 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
6098 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
6099 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
6100 reload<INTALL:mode><P:mode>_toreg_z10,
6101 reload<FPALL:mode><P:mode>_tomem_z10,
6102 reload<FPALL:mode><P:mode>_toreg_z10,
6103 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
6104 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
6105 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
6106 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
6108 (movmem, clrmem, cmpmem): New splitters added.
6110 * config/s390/predicates.md (larl_operand): Use
6111 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
6112 SYMBOL_REF_ALIGN1_P.
6113 (s390_signed_integer_comparison,
6114 s390_unsigned_integer_comparison): New predicates.
6116 * config/s390/s390-protos.h (s390_check_symref_alignment,
6117 s390_contiguous_bitmask_p, s390_reload_larl_operand,
6118 s390_reload_symref_address,
6119 s390_compare_and_branch_condition_mask): Prototypes added.
6121 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
6122 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
6123 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
6125 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
6127 * config/s390/s390.c (z10_cost): New cost function for z10.
6128 (s390_handle_arch_option, override_options): Support -march=z10 switch.
6129 (s390_issue_rate): Adjust issue rate for z10.
6130 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
6131 (processor_flags): Add PF_Z10.
6132 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
6133 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
6134 * gcc/config.gcc: Add z10.
6136 2008-05-28 Richard Guenther <rguenther@suse.de>
6138 PR tree-optimization/36291
6139 * tree-flow. h (struct gimple_df): Remove var_anns member.
6140 * tree-flow-inline.h (gimple_var_anns): Remove.
6141 (var_ann): Simplify.
6142 * tree-dfa.c (create_var_ann): Simplify.
6143 (remove_referenced_var): Clear alias info from var_anns of globals.
6144 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
6145 (delete_tree_ssa): Clear alias info from var_anns of globals.
6146 Do not free var_anns.
6147 (var_ann_eq): Remove.
6148 (var_ann_hash): Likewise.
6150 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
6152 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
6153 and loongson2f entries.
6154 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
6155 * config/mips/mips.h (processor_type): Add Loongson-2E
6156 and Loongson-2F entries.
6157 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
6158 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
6159 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
6160 * doc/invoke.texi (MIPS Options): Document loongson2e
6161 and loongson2f processor names.
6163 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
6167 * config/i386/i386.c (ix86_function_arg_boundary): Use
6168 alignment of canonical type.
6169 (ix86_expand_vector_move): Check unaligned memory access for
6172 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
6174 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
6175 Moved to the front of file.
6177 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
6178 H.J. Lu <hongjiu.lu@intel.com>
6180 * dwarf2out.c (current_fde): New.
6182 (lookup_cfa:): Likewise.
6183 (dwarf2out_end_epilogue): Likewise.
6184 (dwarf2out_note_section_used): Likewise.
6186 2008-05-27 Michael Matz <matz@suse.de>
6189 * c.opt (Wenum-compare): New warning option.
6190 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
6192 2008-05-27 Michael Matz <matz@suse.de>
6195 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
6197 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
6198 into memory as tail calls.
6200 2008-05-27 Richard Guenther <rguenther@suse.de>
6202 PR tree-optimization/36339
6203 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
6204 pointers cause all addressable variables to be call clobbered.
6206 2008-05-27 Richard Guenther <rguenther@suse.de>
6208 PR tree-optimization/36245
6209 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
6211 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6213 * config/s390/s390.md: Replace all occurences of the 'm'
6214 constraint with 'RT'.
6216 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6218 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
6220 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
6222 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
6223 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
6224 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
6226 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6228 * reload.c: (find_reloads): Skip alternatives according to the
6229 "enabled" attribute. Constify the constraint variable.
6230 * recog.c (get_attr_enabled): Add default implementation.
6231 (extract_insn): Set the alternative_enabled_p array
6232 in the recog_data struct.
6233 (preprocess_constraints, constrain_operands): Skip
6234 alternatives according to the "enabled" attribute
6235 * recog.h (struct recog_data): New field alternative_enabled_p.
6236 (skip_alternative): New inline function.
6237 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
6238 (record_reg_classes): Skip alternative according to the
6239 "enabled" attribute.
6241 * doc/md.texi: Add documention for the "enabled" attribute.
6243 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6245 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
6246 * postreload.c (reload_cse_simplify_operands): Replace 'm'
6247 constraint with TARGET_MEM_CONSTRAINT.
6248 * recog.c (asm_operand_ok, preprocess_constraints,
6249 constrain_operands): Likewise.
6250 * regclass.c (record_reg_classes): Likewise.
6251 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
6252 * reload1.c (maybe_fix_stack_asms): Likewise.
6253 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
6254 * recog.h: Adjust comment.
6255 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
6256 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
6257 * doc/md.texi: Add a note to description of 'm' constraint.
6258 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
6260 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
6262 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
6263 that the bitfield is of integral type before testing its precision.
6265 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6266 Sa Liu <saliu@de.ibm.com>
6268 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
6269 __modti3, __udivti3, __umodti3 and __udivmodti4.
6270 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
6271 that implement TImode mul and div functions.
6272 * config/spu/multi3.c: New. Implement __multi3.
6273 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
6274 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
6277 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
6279 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
6280 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
6281 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
6282 tls_sysv_suffix): New mode and mode attribute iterators.
6283 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
6284 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
6285 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
6286 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
6287 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
6290 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
6292 PR tree-optimization/36329
6293 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
6294 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
6295 * cgraphbuild.c (initialize_inline_failed): Use the latter
6296 macro in lieu of the former.
6297 * ipa-inline.c (cgraph_mark_inline): Likewise.
6298 (cgraph_decide_inlining_of_small_function): Likewise.
6299 (cgraph_decide_inlining): Likewise.
6300 (cgraph_decide_inlining_incrementally): Likewise.
6302 2008-05-26 Tristan Gingold <gingold@adacore.com>
6303 Anatoly Sokolov <aesok@post.ru>
6305 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
6306 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
6307 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
6308 optimization for 'avr6' architecture.
6310 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
6313 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
6315 2008-05-26 Richard Guenther <rguenther@suse.de>
6317 * tree-ssa-sccvn.c (expr_has_constants): Declare.
6318 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
6320 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
6323 * caller-save.c (insert_restore): Verify alignment of spill space.
6324 (insert_save): Likewise.
6325 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
6326 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
6327 (STACK_SLOT_ALIGNMENT): Likewise.
6328 * function.c (LOCAL_ALIGNMENT): Removed.
6329 (get_stack_local_alignment): New.
6330 (assign_stack_local): Use it. Set alignment on stack slot.
6331 (assign_stack_temp_for_type): Use get_stack_local_alignment.
6332 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
6333 (STACK_SLOT_ALIGNMENT): New.
6334 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
6335 stack slot in XFmode.
6337 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
6339 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
6342 * config/i386/i386.md (allocate_stack_worker_64): Make sure
6343 argument operand in rax isn't removed.
6345 2008-05-26 Richard Guenther <rguenther@suse.de>
6348 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
6349 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
6351 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6354 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
6356 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
6358 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
6359 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
6361 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
6363 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
6364 build a trampoline if we don't want one.
6365 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
6366 return zero for nested functions if we don't want a trampoline.
6368 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6370 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
6372 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6375 * c.opt: Removed undocumented option '-lang-fortran'.
6376 * c-common.h: Removed global variable 'lang_fortran'.
6377 * c-opts.c (c_common_handle_option): Removed code to handle
6378 option '-lang-fortran'. Updated includes.
6379 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
6380 definition of '__GFORTRAN__'.
6381 (define__GNUC__): Reimplemented to use BASEVER and
6382 cpp_define_formatted.
6383 (builtin_define_with_value_n): Removed.
6384 * c-incpath.h: Renamed to ...
6385 * incpath.h: ... this.
6386 * c-incpath.c: Renamed to ...
6387 * incpath.c: ... this. Updated includes.
6388 * fix-header.c: Updated includes.
6389 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
6390 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
6391 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
6393 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
6395 * tree.h: Update the table of flags used on tree nodes.
6396 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
6397 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
6398 (FORCED_LABEL): Add access check.
6399 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
6400 (ASM_INPUT_P): Likewise.
6401 (ASM_VOLATILE_P): Likewise.
6402 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
6403 (OMP_SECTION_LAST): Access private_flag directly.
6404 (OMP_RETURN_NOWAIT): Likewise.
6405 (OMP_PARALLEL_COMBINED): Likewise.
6406 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
6407 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
6408 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
6409 deprecated_flag directly.
6411 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
6413 * final.c (frame_pointer_needed): Removed.
6414 * flags.h (frame_pointer_needed): Likewise.
6416 * function.h (rtl_data): Add frame_pointer_needed.
6417 (frame_pointer_needed): New.
6419 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
6421 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
6423 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
6425 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
6428 2008-05-25 Alan Modra <amodra@bigpond.net.au>
6430 * c-common.c (strip_array_types): Move function to..
6432 (get_inner_array_type): Delete.
6433 * c-common.h (strip_array_types): Move declaration to..
6435 (get_inner_array_type): Delete.
6436 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
6437 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6438 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6439 * config/pa/pa.c (emit_move_sequence): Likewise.
6441 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
6443 * config/i386/i386.md (*sse_prologue_save_insn): Set length
6446 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
6448 * function.c: Include target hook for nonlocal_goto frame value.
6450 2008-05-24 Richard Guenther <rguenther@suse.de>
6452 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
6453 variable can be only accessed through a pointer or a union.
6455 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6457 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
6458 * doc/extend.texi: Likewise.
6460 2008-05-23 DJ Delorie <dj@redhat.com>
6462 * config/m32c/jump.md (untyped_call): Add.
6464 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
6466 (m32c_address_cost): Detail costs for indirect offsets.
6468 2008-05-23 Rafael Espindola <espindola@google.com>
6470 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
6471 if a node is a SUBREG.
6472 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
6475 2008-05-23 Paul Brook <paul@codesourcery.com>
6476 Carlos O'Donell <carlos@codesourcery.com>
6478 * doc/extend.texi: Clarify use of __attribute__((naked)).
6479 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
6480 * target.h (gcc_target): Add allocate_stack_slots_for_args.
6481 * function.c (use_register_for_decl): Use
6482 targetm.calls.allocate_stack_slots_for_args.
6483 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
6484 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
6485 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
6487 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
6489 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
6491 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
6493 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
6494 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
6495 is only rounded once.
6497 2008-05-23 Richard Guenther <rguenther@suse.de>
6499 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
6501 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
6502 Jakub Jelinek <jakub@redhat.com>
6505 * configure.ac: Handle --enable-cld.
6506 * configure: Regenerated.
6507 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
6508 * config/i386/i386.h (struct machine_function): Add needs_cld field.
6509 (ix86_current_function_needs_cld): New define.
6510 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
6511 (cld): New isns pattern.
6512 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
6513 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
6514 * config/i386/i386.opt (mcld): New option.
6515 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
6516 TARGET_CLD and ix86_current_function_needs_cld.
6517 (override_options): Use -mcld by default for 32-bit code if
6520 * doc/install.texi (Options specification): Document --enable-cld.
6521 * doc/invoke.texi (Machine Dependent Options)
6522 [i386 and x86-64 Options]: Add -mcld option.
6523 (Intel 386 and AMD x86-64 Options): Document -mcld option.
6525 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
6526 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
6527 (return_in_memory_64): Likewise.
6528 (return_in_memory_ms_64): Likewise.
6530 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6532 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
6533 * builtins.c (fold_builtin_fpclassify): New.
6534 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
6535 * builtins.def (BUILT_IN_FPCLASSIFY): New.
6536 * c-common.c (handle_type_generic_attribute): Adjust to accept
6537 fixed arguments before an elipsis.
6538 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
6539 * doc/extend.texi: Document __builtin_fpclassify.
6541 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
6543 * omp-low.c (gate_expand_omp_ssa): Remove.
6544 (pass_expand_omp_ssa): Remove.
6545 (gate_expand_omp): Do not check for flag_openmp_ssa.
6546 * common.opt (-fopenmp-ssa): Remove.
6547 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
6549 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
6551 * config/sh/sh.opt (mfixed-range): New option.
6552 * config/sh/sh-protos.h (sh_fix_range): Declare.
6553 * config/sh/sh.c (sh_fix_range): New function.
6554 * config/sh/sh.h (sh_fixed_range_str): Declare.
6555 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
6557 * doc/invoke.texi (SH Options): Document -mfixed-range.
6559 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
6561 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
6562 it before the redeclaration.
6564 2008-05-22 Anatoly Sokolov <aesok@post.ru>
6566 * config/avr/avr.c (get_sequence_length): Add new function.
6567 (expand_prologue, expand_epilogue): Remove duplicate code.
6569 2008-05-22 Rafael Espindola <espindola@google.com>
6571 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
6574 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
6576 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
6577 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
6579 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
6580 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
6581 (vect_update_misalignment_for_peel): Likewise.
6582 (vector_alignment_reachable_p): Likewise.
6583 * tree-vect-transform.c (vectorizable_load): Likewise.
6584 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6585 (get_vectype_for_scalar_type): Pass mode of scalar_type
6586 to UNITS_PER_SIMD_WORD.
6588 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
6589 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
6590 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6591 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6592 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6594 2008-05-22 Ira Rosen <irar@il.ibm.com>
6596 PR tree-optimization/36293
6597 * tree-vect-transform.c (vect_transform_strided_load): Don't check
6598 if the first load must be skipped because of a gap.
6600 2008-05-22 Richard Guenther <rguenther@suse.de>
6602 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
6603 more cases of offset disambiguation that is possible if
6604 strict-aliasing rules apply.
6605 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
6606 for basic offset and type-based disambiguation.
6608 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6610 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
6611 ix86_expand_vector_set on V16QImode for SSE4.1.
6613 2008-05-21 Tom Tromey <tromey@redhat.com>
6615 * c.opt (Wimport): Mark as undocumented.
6616 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
6618 (Warning Options): Likewise.
6619 * doc/cppopts.texi: Don't mention -Wimport.
6621 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6623 PR tree-optimization/36287
6624 PR tree-optimization/36286
6625 * lambda-code.c (build_access_matrix): Do not use the loop->num
6626 for computing the number of induction variables: use the loop depth
6629 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
6632 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
6633 option -f(no-)leading-underscore.
6635 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6637 * config/i386/i386.c (ix86_expand_vector_init_general): Use
6638 GET_MODE_NUNITS (mode).
6640 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
6642 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
6643 (-mmulhw): Add 464 to description.
6644 (-mdlmzb): Likewise.
6645 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
6646 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
6648 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
6649 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
6650 * config/rs6000/rs6000.md: Update comments for 464.
6652 2008-05-21 Janis Johnson <janis187@us.ibm.com>
6654 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
6656 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6658 * config/i386/sse.md (vec_extractv4sf): Removed.
6659 (vec_extractv2df): Likewise.
6660 (vec_extractv2di): Likewise.
6661 (vec_extractv4si): Likewise.
6662 (vec_extractv8hi): Likewise.
6663 (vec_extractv16qi): Likewise.
6664 (vec_extract<mode>): New.
6666 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6668 * config/i386/sse.md (vec_setv4sf): Removed.
6669 (vec_setv2df): Likewise.
6670 (vec_setv2di): Likewise.
6671 (vec_setv4si): Likewise.
6672 (vec_setv8hi): Likewise.
6673 (vec_setv16qi): Likewise.
6674 (vec_set<mode>): New.
6676 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6678 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
6679 goto for vec_concat and vec_interleave.
6681 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6683 * config/i386/sse.md (vec_initv4sf): Removed.
6684 (vec_initv2df): Likewise.
6685 (vec_initv2di): Likewise.
6686 (vec_initv4si): Likewise.
6687 (vec_initv8hi): Likewise.
6688 (vec_initv16qi): Likewise.
6689 (vec_init<mode>): New.
6691 2008-05-21 Joseph Myers <joseph@codesourcery.com>
6693 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
6695 2008-05-21 Tom Tromey <tromey@redhat.com>
6697 * ggc-zone.c (lookup_page_table_if_allocated): New function.
6698 (zone_find_object_offset): Likewise.
6699 (gt_ggc_m_S): Likewise.
6700 (highest_bit): Likewise.
6701 * ggc-page.c (gt_ggc_m_S): New function.
6702 * stringpool.c (string_stack): Remove.
6703 (init_stringpool): Update.
6704 (ggc_alloc_string): Use ggc_alloc.
6705 (maybe_delete_ident): New function.
6706 (ggc_purge_stringpool): Likewise.
6707 (gt_ggc_m_S): Remove.
6708 * ggc-common.c (ggc_protect_identifiers): New global.
6709 (ggc_mark_roots): Call ggc_purge_stringpool. Use
6710 ggc_protect_identifiers.
6711 * ggc.h (ggc_protect_identifiers): Declare.
6712 (gt_ggc_m_S): Update.
6713 (ggc_purge_stringpool): Declare.
6714 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
6715 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
6717 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
6719 2008-05-21 David S. Miller <davem@davemloft.net>
6721 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
6724 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
6726 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
6729 2008-05-20 David Daney <ddaney@avtrex.com>
6731 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
6732 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
6733 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6734 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6735 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
6736 (atomic_hiqi_op): New define_code_iterator.
6737 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
6738 mips_expand_compare_and_swap_12.
6739 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
6740 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
6741 (sync_<optab><mode>, sync_old_<optab><mode>,
6742 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6743 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
6744 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
6745 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
6746 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
6747 (test_and_set_12): New insn.
6748 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
6749 sync_new_<optab><mode>, sync_old_nand<mode>,
6750 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
6751 clobber to operand 0 for SI and DI mode insns.
6752 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
6753 mips_gen_fn_4): New typedefs.
6754 (mips_gen_fn_ptrs): Define new union type.
6755 (mips_expand_compare_and_swap_12): Remove declaration.
6756 (mips_expand_atomic_qihi): Declare function.
6757 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
6758 (mips_expand_atomic_qihi): ... this. Use new generator function
6760 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
6761 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
6762 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
6763 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
6764 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
6765 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
6766 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
6767 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
6768 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
6769 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
6772 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
6774 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
6777 2008-05-20 Anatoly Sokolov <aesok@post.ru>
6779 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
6780 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
6781 (avr_attribute_table): Add 'OS_main' function attribute.
6782 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
6783 functions with 'OS_main' attribute.
6785 2008-05-20 Richard Guenther <rguenther@suse.de>
6787 PR tree-optimization/35204
6788 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
6789 helper, split out from ...
6790 (DFS): ... here. Make the DFS walk non-recursive.
6792 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
6793 Jan Sjodin <jan.sjodin@amd.com>
6795 PR tree-optimization/36181
6796 * tree-parloops.c (loop_has_vector_phi_nodes): New.
6797 (parallelize_loops): Don't parallelize when the loop has vector
6800 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6801 Sebastian Pop <sebastian.pop@amd.com>
6803 * tree-loop-linear.c (gather_interchange_stats): Look in the access
6804 matrix, and never look at the tree representation of the memory
6806 (linear_transform_loops): Computes parameters and access matrices.
6807 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
6809 (access_matrix_get_index_for_parameter): New.
6810 * tree-data-ref.h (struct access_matrix): New.
6811 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
6812 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
6813 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
6814 am_vector_index_for_loop): New.
6815 (struct data_reference): Add field access_matrix.
6816 (DR_ACCESS_MATRIX): New.
6817 (compute_data_dependences_for_loop): Update declaration.
6818 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
6819 * lambda.h (lambda_vector_vec_p): Declared.
6820 * lambda-code.c: Depend on pointer-set.h.
6821 (lambda_collect_parameters_from_af, lambda_collect_parameters,
6822 av_for_af_base, av_for_af, build_access_matrix,
6823 lambda_compute_access_matrices): New.
6824 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
6826 2008-05-20 Joseph Myers <joseph@codesourcery.com>
6828 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
6831 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6832 Sebastian Pop <sebastian.pop@amd.com>
6834 PR tree-optimization/36206
6835 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
6837 (instantiate_scev_1): Rename flags to fold_conversions.
6838 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
6839 outeside instantiation_loop.
6840 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
6841 (evolution_function_is_affine_or_constant_p): Removed.
6842 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
6844 (analyze_siv_subscript): Pass in the loop nest number.
6845 Call evolution_function_is_affine_in_loop instead of
6846 evolution_function_is_affine_p.
6847 (analyze_overlapping_iterations): Pass in the loop nest number.
6849 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6850 Sebastian Pop <sebastian.pop@amd.com>
6852 PR tree-optimization/36206
6853 * tree-chrec.h (chrec_fold_op): New.
6854 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
6857 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
6859 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
6861 (remove_duplicates): Do not set inode on non-inode systems.
6864 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
6866 * config.gcc (tm_file): Update comments about relative pathnames.
6868 2008-05-20 Richard Guenther <rguenther@suse.de>
6870 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
6871 * tree-ssa-sccvn.c (process_scc): Likewise.
6872 * tree-ssa-sink.c (execute_sink_code): Likewise.
6873 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
6874 * tree-vrp.c (process_assert_insertions): Likewise.
6875 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6876 (perform_tree_ssa_dce): Likewise.
6877 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6878 (dump_dominator_optimization_stats): Likewise.
6879 * tree-vectorizer.c (vectorize_loops): Likewise.
6881 2008-05-20 Richard Guenther <rguenther@suse.de>
6883 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
6885 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
6887 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
6888 (ix86_i386elf_return_in_memory): Likewise.
6889 (ix86_i386interix_return_in_memory): Likewise.
6890 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
6891 (SUBTARGET_RETURN_IN_MEMORY): New.
6892 * config/i386/i386elf.h: Likewise.
6893 * config/i386/ptx4-i.h: Likewise.
6894 * config/i386/sol2-10.h: Likewise.
6895 * config/i386/sysv4.h: Likewise.
6896 * config/i386/vx-common.h: Likewise.
6897 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
6898 * config/i386/i386.c (ix86_return_in_memory): Made static and
6899 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
6900 (ix86_i386elf_return_in_memory): Removed.
6901 (ix86_i386interix_return_in_memory): Removed.
6902 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
6903 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
6905 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
6907 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
6909 2008-05-19 Xinliang David Li <davidxl@google.com>
6911 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
6913 * common.opt: Ditto.
6914 * doc/invoke.texi: Ditto.
6916 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
6918 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
6919 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
6921 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6923 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
6924 sizes of operand array from 8/4 to 4/2.
6925 (ix86_expand_vector_init_general): Change size of operand array
6926 from 32 to 16. Remove op0, op1 and half_mode.
6928 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6930 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
6931 (ix86_expand_vector_init_interleave): Likewise.
6932 (ix86_expand_vector_init_general): Use them. Assert
6933 word_mode == SImode when n_words == 4.
6935 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
6937 * config/i386/i386.c (ix86_secondary_reload): New static function.
6938 (TARGET_SECONDARY_RELOAD): New define.
6939 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6940 * config/i386/i386.md (reload_outqi): Remove.
6942 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6945 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
6946 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
6947 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
6948 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
6949 (fold_builtin_1): Likewise.
6950 * builtins.def (BUILT_IN_ISINF_SIGN): New.
6951 c-common.c (check_builtin_function_arguments): Handle
6952 BUILT_IN_ISINF_SIGN.
6953 * doc/extend.texi: Document __builtin_isinf_sign.
6954 * fold-const.c (operand_equal_p): Handle COND_EXPR.
6956 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
6958 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
6959 EH cleanup at the end of the pass, search for those that have been
6960 turned into forwarder blocks and do the cleanup on their successor.
6962 2008-05-18 Richard Guenther <rguenther@suse.de>
6964 * tree-cfg.c (verify_gimple_expr): Allow conversions from
6965 pointers to sizetype and vice versa.
6967 2008-05-18 Xinliang David Li <davidxl@google.com>
6969 * gcc/tree-ssa-dce.c: Coding style fix.
6970 (check_pow): Documentation comment.
6971 (check_log): Documenation comment. Coding style fix.
6972 (is_unnecessary_except_errno_call): Ditto.
6973 (gen_conditions_for_pow): Ditto.
6974 (gen_conditions_for_log): Ditto.
6975 (gen_shrink_wrap_conditions): Ditto.
6976 (shrink_wrap_one_built_in_calls): Ditto.
6977 * gcc/doc/invoke.texi: Better documentation string.
6978 * ChangeLog: Fix wrong change log entries from
6979 May 17 checkin on function call DCE.
6981 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
6983 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
6985 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6987 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
6988 * df-problems.c (simulation routines): Fixed block comment to
6989 properly say how to add forwards scanning functions.
6991 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
6993 * tree-inline.c (setup_one_parameter): Remove dead code.
6995 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
6997 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
6998 a BIT_AND_EXPR only for an INTEGER_TYPE.
7000 2008-05-17 Xinliang David Li <davidxl@google.com>
7002 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
7003 (check_pow, check_log, is_unnecessary_except_errno_call): New
7004 functions to check for eliminating math functions that are pure
7005 except for setting errno.
7006 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
7007 general condition expressions for shrink-wrapping pow/log calls.
7008 (gen_shrink_wrap_conditions): Ditto.
7009 (shrink_wrap_one_built_in_call): Ditto.
7010 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
7011 (mark_operand_necessary): If debugging, output if OP is necessary.
7012 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
7014 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
7016 * gcc/common.opt: New user flag -ftree-builtin-dce.
7017 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
7019 2008-05-16 David S. Miller <davem@davemloft.net>
7021 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
7022 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
7024 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
7027 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
7029 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7031 * ifcvt.c (dead_or_predicable): Rename
7032 df_simulate_one_insn_backwards to df_simulate_one_insn.
7033 * recog.c (peephole2_optimize): Ditto.
7034 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
7036 * df.h: Rename df_simulate_one_insn_backwards to
7037 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
7038 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
7039 scanning of defs and uses.
7040 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
7041 (df_simulate_one_insn_forwards): Removed.
7043 2008-05-16 Doug Kwan <dougkwan@google.com>
7045 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
7047 (real_from_string): Handle NaNs and Inf as approriate.
7049 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
7051 * doc/gty.texi (Source Files Containing Type Information): Note
7052 that headers should appear first in the gtfiles list.
7054 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7056 * tree.def (COND_EXEC): Properly documented this code.
7058 2008-05-16 Diego Novillo <dnovillo@google.com>
7060 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
7061 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
7064 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7066 * tree-ssa-dse (max_stmt_uid): Removed.
7067 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
7068 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
7069 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
7070 * function.h (cfun.last_stmt_uid): New field.
7071 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
7072 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
7074 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
7075 (create_stmt_ann): Initialize the ann->uid field.
7076 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
7078 * tree-flow.h (renumber_gimple_stmt_uids): New function.
7080 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
7082 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
7083 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
7084 (init_empty_tree_cfg): Call it.
7086 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7088 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
7091 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7093 * doc/invoke.text (-fdump-tree-*-verbose): New option.
7094 * tree-dump.c (dump_options): New verbose option.
7095 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
7097 * tree-pass.h (TDF_VERBOSE): New dump flag.
7098 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
7099 (tree-flow.h): Added include.
7100 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
7102 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
7104 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
7106 From Jie Zhang <jie.zhang@analog.com>
7107 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7108 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
7109 mcpu=bf561-none and mcpu=bf561-0.2.
7110 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7111 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
7112 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7113 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
7114 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
7115 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
7116 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
7118 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
7119 (cputype_selected): Remove.
7120 (bfin_handle_option): Don't use cputype_selected.
7121 (override_options): When no mcpu option, enable all workarounds.
7122 Don't use bfin_workarounds.
7123 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
7125 (DEFAULT_CPU_TYPE): Don't define.
7127 2008-05-16 Richard Guenther <rguenther@suse.de>
7129 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
7130 on deletion of the last stmt.
7132 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
7134 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
7135 V8HImode for SSE2 and V16QImode for SSE4.1.
7137 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7139 * cgraph.h (compute_inline_parameters): Made public.
7140 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
7141 variable_generate_summary, function_write_summary,
7142 variable_write_summary, variable_read_summary. Added generate_summary,
7143 write_summary, read_summary.
7144 * cgraphunit.c (cgraph_process_new_functions): Changed call from
7145 pass_ipa_inline.function_generate_summary, to
7146 compute_inline_parameters.
7147 * ipa-inline.c (compute_inline_parameters): Made public and added
7149 (compute_inline_parameters_for_current): New function.
7150 (pass_inline_param): Now calls compute_inline_parameters_for_current.
7151 (inline_generate_summary): Removed parameter and made to loop over
7153 (pass_ipa_inline): Updated for new IPA_PASS structure.
7154 * passes.c (execute_ipa_summary_passes): Now is called once per
7155 pass rather than once per node*pass.
7157 2008-05-15 Anatoly Sokolov <aesok@post.ru>
7159 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
7160 avr_have_mul_p, avr_asm_only_p): Remove variables.
7161 (avr_override_options): Remove initialization of removed variables.
7162 (avr_file_start): Convert removed variables to fields of
7163 'struct base_arch_s *avr_current_arch'.
7164 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
7165 (AVR_HAVE_MUL): (Ditto.).
7166 (AVR_HAVE_MOVW): (Ditto.).
7167 (AVR_HAVE_LPMX): (Ditto.).
7168 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
7169 avr_asm_only_p): Remove declaration.
7171 2008-05-15 Diego Novillo <dnovillo@google.com>
7173 * config/arm/arm.c (arm_return_in_memory): Fix return type.
7174 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
7176 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
7179 * combine.c (check_conversion): Rename back to check_promoted_subreg.
7180 Don't call record_truncated_value from here.
7181 (record_truncated_value): Turn it into a for_each_rtx callback.
7182 (record_truncated_values): New function.
7183 (combine_instructions): Call note_uses with record_truncated_values.
7184 Change name of check_conversion to check_promoted_subreg.
7186 2008-05-15 Janis Johnson <janis187@us.ibm.com>
7188 * doc/sourcebuild.texi: Document support for torture tests.
7190 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
7192 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
7193 to alternative 4 of operand 2.
7195 2008-05-15 Richard Guenther <rguenther@suse.de>
7197 * tree-pass.h (current_pass): Declare.
7198 (get_pass_for_id): Likewise.
7199 * passes.c (passes_by_id, passes_by_id_size): New globals.
7200 (set_pass_for_id): New function.
7201 (get_pass_for_id): Likewise.
7202 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
7203 (execute_function_todo): Flush per function statistics.
7204 * toplev.c (compile_file): Init statistics.
7205 (general_init): Do early statistics initialization.
7206 (finalize): Finish statistics.
7207 * statistics.h (statistics_early_init): Declare.
7208 (statistics_init): Likewise.
7209 (statistics_fini): Likewise.
7210 (statistics_fini_pass): Likewise.
7211 (statistics_counter_event): Likewise.
7212 (statistics_histogram_event): Likewise.
7213 * statistics.c: New file.
7214 * Makefile.in (OBJS-common): Add statistics.o.
7215 (statistics.o): Add dependencies.
7216 * doc/invoke.texi (-fdump-statistics): Document.
7218 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
7220 (execute_pre): Use statistics_counter_event.
7221 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
7222 (substitute_and_fold): Increment it. Use statistics_counter_event.
7224 2008-05-15 Diego Novillo <dnovillo@google.com>
7226 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
7228 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
7229 * tree-ssa-alias.c (new_type_alias): Remove references to
7230 sub-variables from comment.
7231 * tree-ssa-operands.c (swap_tree_operands): Likewise.
7233 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
7235 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
7236 attribute to 1 only for insertps alternative.
7238 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
7240 * config/bfin/bfin.md (loadbytes): New pattern.
7241 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
7242 (bfin_init_builtins): Initialize it.
7243 (bdesc_1arg): Add it.
7245 2008-05-15 Sa Liu <saliu@de.ibm.com>
7247 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
7248 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
7249 * testsuite/lib/target-supports.exp: Add
7250 check_effective_target_fortran_integer_16.
7252 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
7254 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
7255 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
7256 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
7257 (TARGET_RETURN_IN_MEMORY): Define.
7259 2008-05-15 Richard Guenther <rguenther@suse.de>
7262 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
7263 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
7264 represent unmodifiable vars.
7266 2008-05-15 Richard Guenther <rguenther@suse.de>
7268 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
7269 INDIRECT_REF and TARGET_MEM_REF.
7270 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7273 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
7274 H.J. Lu <hongjiu.lu@intel.com>
7276 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
7277 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
7278 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
7279 insn alternatives. Add missing alternatives.
7280 (*vec_concatv2di_rex64_sse4_1): Likewise.
7281 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
7282 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
7285 2008-05-15 Richard Guenther <rguenther@suse.de>
7287 PR tree-optimization/36009
7288 PR tree-optimization/36204
7289 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
7290 (determine_invariantness_stmt): Record the loop a store is
7292 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
7295 2008-05-15 Richard Guenther <rguenther@suse.de>
7297 PR tree-optimization/34330
7298 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
7299 through the pointer will alias the SMT.
7301 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
7303 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
7305 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
7307 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
7309 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7310 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7312 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
7313 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
7314 (vashl_optab): New optab for vector/vector shifts.
7315 (vashr_optab): Ditto.
7316 (vlshr_optab): Ditto.
7317 (vrotl_optab): Ditto.
7318 (vrotr_optab): Ditto.
7319 (optab_subtype): New enum for optab_for_tree_code call.
7320 (optab_for_tree_code): Add enum optab_subtype argument.
7322 * optabs.c (optab_for_tree_code): Take an additional argument to
7323 distinguish between a vector shift by a scalar and vector shift by
7324 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
7325 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
7326 vector shift by a vector.
7327 (expand_widen_pattern_expr): Pass additional argument to
7328 optab_for_tree_code.
7330 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
7331 vrotl_optab, vrotr_optab.
7333 * expr.c (expand_expr_real_1): Update calls to
7334 optab_for_tree_code to distinguish between vector shifted by a
7335 scalar and vector shifted by a vector.
7336 * tree-vectorizer.c (supportable_widening_operation): Ditto.
7337 (supportable_narrowing_operation): Ditto.
7338 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
7339 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
7340 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
7341 (vect_create_epilog_for_reduction): Ditto.
7342 (vectorizable_reduction): Ditto.
7343 (vectorizable_operation): Ditto.
7344 (vect_strided_store_supported): Ditto.
7345 (vect_strided_load_supported): Ditto.
7346 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7347 * expmed.c (expand_shift): Ditto.
7349 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
7351 (ashr@var{m}3): Ditto.
7352 (vashl@var{m}3): Document new vector/vector shift standard name.
7353 (vashr@var{m}3): Ditto.
7354 (vlshr@var{m}3): Ditto.
7355 (vrotl@var{m}3): Ditto.
7356 (vrotr@var{m}3): Ditto.
7358 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
7359 (PPERM_INVERT): Ditto.
7360 (PPERM_REVERSE): Ditto.
7361 (PPERM_REV_INV): Ditto.
7362 (PPERM_ZERO): Ditto.
7363 (PPERM_ONES): Ditto.
7364 (PPERM_SIGN): Ditto.
7365 (PPERM_INV_SIGN): Ditto.
7366 (PPERM_SRC1): Ditto.
7367 (PPERM_SRC2): Ditto.
7369 * config/i386/sse.md (mulv2di3): Add SSE5 support.
7370 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
7371 allows a memory operand to be the value being added, and split it
7372 to improve vectorization.
7373 (sse5_pmacsdqh_mem): Ditto.
7374 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
7375 (sse5_mulv2div2di3_high): Ditto.
7376 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
7377 (vec_pack_trunc_v4si): Ditto.
7378 (vec_pack_trunc_v2di): Ditto.
7379 (sse5_pcmov_<mode>): Remove code that tried to use use
7380 andps/andnps instead of pcmov.
7381 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
7382 pmacsdqh instructions.
7383 (vec_widen_smult_lo_v4si): Ditto.
7385 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
7386 (PPERM_INVERT): Ditto.
7387 (PPERM_REVERSE): Ditto.
7388 (PPERM_REV_INV): Ditto.
7389 (PPERM_ZERO): Ditto.
7390 (PPERM_ONES): Ditto.
7391 (PPERM_SIGN): Ditto.
7392 (PPERM_INV_SIGN): Ditto.
7393 (PPERM_SRC1): Ditto.
7394 (PPERM_SRC2): Ditto.
7395 (ix86_expand_sse_movcc): Move the SSE5 test after the if
7397 (ix86_expand_int_vcond): If SSE5 generate all possible integer
7399 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
7400 says ignore whether the last reference is a memory operand.
7402 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7403 Paolo Bonzini <bonzini at gnu dot org>
7405 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
7408 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
7409 (vlshr<mode>3): Rename from vlshr<mode>3.
7410 (vashr<mode>3): Rename from vashr<mode>3.
7411 (mulv4sf3): Change the names of vector shift patterns.
7415 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
7418 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
7443 * config/spu/spu.md (v): New iterator macro to add v for vector types.
7444 (floatunssidf2_internal): Change vector/vector shift names.
7445 (floatunsdidf2_internal): Ditto.
7452 (vashl<mode>3): Rename from ashl<mode>3.
7453 (vashr<mode>3): Rename from ashr<mode>3.
7454 (vlshr<mode>3): Rename from lshr<mode>3.
7455 (vrotl<mode>3): Rename from rotl<mode>3.
7457 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7460 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
7461 multiply gives the wrong value when doing widening multiplies.
7462 (vec_widen_smult_lo_v4si): Ditto.
7464 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
7466 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
7467 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
7468 emit_library_call_value.
7469 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
7470 * tree.h (ECF_LIBCALL_BLOCK): Removed.
7471 * calls.c (initialize_argument_information, precompute_arguments,
7472 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
7473 (precompute_arguments): Removed flags parameter.
7474 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
7476 2008-05-14 Richard Guenther <rguenther@suse.de>
7478 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
7479 Make sure to register the store if the use is a PHI_NODE.
7481 2008-05-14 Olivier Hainque <hainque@adacore.com>
7483 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
7484 memory if the component is to be referenced in BLKmode according
7485 to get_inner_reference.
7487 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
7489 * calls.c (emit_library_call_value_1): Restore code clearing
7490 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
7492 2008-05-14 Olivier Hainque <hainque@adacore.com>
7493 Nicolas Roche <roche@adacore.com>
7495 * configure.ac: Add support for a "gcc_subdir" variable in
7496 config-lang.in, to denote a subdirectory where the language/GCC
7497 integration files are to be found.
7498 * configure: Regenerate.
7500 2008-05-14 Ira Rosen <irar@il.ibm.com>
7502 PR tree-optimization/36098
7503 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
7504 value for the first load in the group in case of a gap.
7505 (vect_build_slp_tree): Check that there are no gaps in loads.
7507 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
7509 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
7510 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
7511 expand_copysign_bit, ): Change call to emit_no_conflict_block to
7512 emit_insn and remove unneeded code to construct extra args.
7513 (emit_no_conflict_block): Removed.
7514 * optabls.h: (emit_no_conflict_block): Removed.
7515 * cse.c (cse_extended_basic_block): Remove search for
7516 REG_NO_CONFLICT note.
7517 * global.c: Removed incorrect comment added in revision 117.
7518 * expr.c (convert_move): Change call to emit_no_conflict_block to
7520 * recog.c: Change comments so that they do not mention
7522 * local_alloc.c (combine_regs): Removed last parameter.
7523 (no_conflict_p): Removed.
7524 (block_alloc): Removed note, no_conflict_combined_regno and set
7525 local vars. Removed all code to process REG_NO_CONFLICT blocks.
7526 (combine_regs): Removed already_dead and code to look for
7527 REG_NO_CONFLICT notes.
7528 * lower_subreg (remove_retval_note): Removed code to look for
7529 REG_NO_CONFLICT block.
7530 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
7531 (resolve_clobber): Remove code to process libcalls that have
7532 REG_NO_CONFLICT notes.
7533 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
7535 * combine.c (can_combine_p, distribute_notes): Removed
7536 REG_NO_CONFLICT case.
7537 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
7539 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
7540 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
7542 * reg-notes.def (NO_CONFLICT): Removed.
7544 2008-05-14 David S. Miller <davem@davemloft.net>
7546 * config/sparc/sparc.c (sparc_profile_hook): If
7547 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
7548 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
7549 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
7551 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
7553 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
7555 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
7558 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
7559 and op1 expansion before vector concat to have less live pseudos.
7561 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
7563 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7564 ix86_expand_vector_set if supported.
7566 2008-05-13 Diego Novillo <dnovillo@google.com>
7567 Kenneth Zadeck <zadeck@naturalbridge.com>
7569 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
7571 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
7572 phinodes_print_statistics, init_ssanames, fini_ssanames,
7573 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
7574 release_ssa_name, release_defs, replace_ssa_name_symbol,
7575 ssanames_print_statistics): Move ...
7576 * tree-flow.h: ... here.
7577 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
7578 Use FN instead of cfun.
7579 (make_ssa_name_fn): Rename from make_ssa_name.
7580 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
7581 * tree-flow-inline.h (make_ssa_name): Move from
7582 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
7583 * omp-low.c (expand_omp_parallel):
7584 * tree-flow-inline.h (redirect_edge_var_map_result):
7585 * tree-ssa.c (init_tree_ssa): Add argument FN.
7586 Use it instead of cfun. Update all users.
7588 2008-05-13 Tom Tromey <tromey@redhat.com>
7590 PR preprocessor/22168:
7591 * doc/cpp.texi (Top): Update menu.
7592 (Alternatives to Wrapper #ifndef): New node.
7593 (Other Directives): Document deprecation.
7594 (Obsolete Features): Remove menu.
7595 (Assertions): Merge node into Obsolete Features.
7596 (Obsolete once-only headers): Move earlier; rename to Alternatives
7598 * doc/cppopts.texi: Update.
7599 * c.opt (Wdeprecated): Enable for C and ObjC.
7600 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
7601 (C++ Dialect Options): Move -Wno-deprecated from here to...
7602 (Warning Options): ... here.
7604 2008-05-13 Richard Guenther <rguenther@suse.de>
7607 * fold-const.c (fold_sign_changed_comparison): Do not allow
7608 changes in pointer-ness.
7610 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7613 * config/sh/sh.c (sh_expand_prologue): Don't clear
7614 RTX_FRAME_RELATED_P for push insns.
7616 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
7618 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
7620 2008-05-12 Anatoly Sokolov <aesok@post.ru>
7622 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
7623 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
7624 Use 'machine->is_leaf' instead of 'leaf_func_p'.
7626 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
7628 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
7629 (*vec_concatv4sf_sse): This.
7630 (*sse2_concatv2si): Renamed to ...
7631 (*vec_concatv2si_sse2): This.
7632 (*sse1_concatv2si): Renamed to ...
7633 (*vec_concatv2si_sse): This.
7634 (*vec_concatv2di_rex): Renamed to ...
7635 (*vec_concatv2di_rex64): This.
7636 (*vec_concatv2si_sse4_1): New.
7637 (*vec_concatv2di_rex64_sse4_1): Likewise.
7639 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
7641 PR rtl-optimization/36111
7642 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
7643 that was created for swappable operands.
7645 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
7648 * Makefile.in: Substitute GNATMAKE and GNATBIND.
7649 * configure.ac: Add call to ACX_PROG_GNAT.
7651 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
7653 * optc-gen.awk: Fix comment typo.
7655 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7657 * pretty-print.c (pp_integer_with_precision): Use
7658 HOST_LONG_LONG_FORMAT.
7660 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
7662 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
7664 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
7666 * config/i386/i386.c (bdesc_ptest): Removed.
7667 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
7668 (bdesc_args): Add __builtin_ia32_ptestz128,
7669 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
7670 (ix86_init_mmx_sse_builtins): Updated.
7671 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
7672 (ix86_expand_builtin): Updated.
7674 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
7676 * tree-cfg.c (valid_fixed_convert_types_p): New function.
7677 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
7679 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
7681 * value-prof.c (interesting_stringop_to_profile): Do not
7682 return early for BUILT_IN_MEMPCPY.
7684 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
7686 * calls.c (expand_call): Don't use callgraph to increase
7687 preferred_stack_boundary.
7689 * cgraph.h (cgraph_rtl_info): Use unsigned on
7690 preferred_incoming_stack_boundary.
7692 * final.c (rest_of_clean_state): Use unsigned on
7693 preferred_stack_boundary.
7695 2008-05-09 Tom Tromey <tromey@redhat.com>
7697 PR preprocessor/22231:
7698 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
7701 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
7703 PR tree-optimization/36129
7704 * tree-ssa-ccp.c: Include value-prof.h.
7705 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
7706 built-in function was folded to a constant.
7707 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
7709 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
7710 Sebastian Pop <sebastian.pop@amd.com>
7712 * tree-scalar-evolution.c: Document instantiate_scev.
7713 (instantiate_parameters_1): Renamed instantiate_scev_1.
7714 Don't use the same loop for instantiation_loop and evolution_loop.
7715 (instantiate_scev): New.
7716 (instantiate_parameters): Moved...
7717 (resolve_mixers): Update call to instantiate_scev_1 to pass the
7718 same loop twice. Maintains the semantics for this function.
7719 * tree-scalar-evolution.h (instantiate_scev): Declare.
7720 (instantiate_parameters): ...here. Now static inline.
7721 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
7722 instead of resolve_mixers.
7724 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7726 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
7728 2008-05-09 Tomas Bily <tbily@suse.cz>
7730 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
7731 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
7732 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7733 * c-common.c (c_common_truthvalue_conversion): Likewise.
7734 * tree-object-size.c (compute_object_offset): Likewise.
7735 * tree-inline.c (estimate_num_insns_1): Likewise.
7736 * varasm.c (const_hash_1, compare_constant, copy_constant)
7737 (compute_reloc_for_constant, output_addressed_constants)
7738 (initializer_constant_valid_p): Likewise.
7739 * c-omp.c (check_omp_for_incr_expr): Likewise.
7740 * gimplify.c (gimplify_expr): Likewise.
7741 * c-typeck.c (c_finish_return): Likewise.
7742 * tree-vectorizer.c (supportable_widening_operation)
7743 (supportable_narrowing_operation): Likewise.
7744 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
7745 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
7746 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7747 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
7748 (descr_info_loc): Likewise.
7749 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7750 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
7751 (fold_unary): Likewise.
7752 * builtins.c (get_pointer_alignment): Likewise.
7753 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
7754 (instantiate_parameters_1): Likewise.
7755 * tree.c (expr_align, stabilize_reference): Likewise.
7756 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
7757 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7758 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
7759 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7760 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
7761 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
7763 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
7764 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
7765 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7766 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
7767 (forward_propagate_comparison)
7768 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7769 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
7770 * emit-rtl.c (component_ref_for_mem_expr)
7771 (set_mem_attributes_minus_bitpos): Likewise.
7772 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7773 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
7775 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
7776 (build_function_call, pointer_diff, build_compound_expr)
7777 (c_finish_return): Likewise.
7778 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
7779 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
7781 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
7782 * expr.c (is_aligning_offset): Likewise.
7783 * tree-ssa-alias.c (is_escape_site): Likewise.
7784 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
7785 (check_all_va_list_escapes): Likewise.
7786 * tree-ssa-loop-ivopts.c (determine_base_object)
7787 (determine_common_wider_type): Likewise.
7788 * dojump.c (do_jump): Likewise.
7789 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
7790 * tree-gimple.c (is_gimple_cast): Likewise.
7791 * fold-const.c (decode_field_reference, )
7792 (fold_sign_changed_comparison, fold_unary, fold_comparison)
7793 (fold_binary): Likewise.
7794 * tree-ssa-alias-warnings.c (find_alias_site_helper)
7795 (already_warned_in_frontend_p): Likewise.
7796 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
7797 * tree.c (really_constant_p, get_unwidened): Likewise.
7798 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7799 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7800 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
7802 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
7804 (CONVERT_EXPR_P): Define.
7805 (CASE_CONVERT): Define.
7807 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7810 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
7811 (delete_unmarked_insns): When deleting a call, call
7812 delete_unreachable_blocks.
7813 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
7814 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
7816 2008-05-08 Richard Guenther <rguenther@suse.de>
7818 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
7819 (-ftree-salias): Likewise.
7820 (salias-max-implicit-fields): Remove param documentation.
7821 (salias-max-array-elements): Likewise.
7822 * tree-pass.h (pass_create_structure_vars): Remove.
7823 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7824 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7825 * tree-ssa-alias.c (create_structure_vars): Remove.
7826 (gate_structure_vars): Likewise.
7827 (pass_create_structure_vars): Likewise.
7828 (gate_build_alias): Likewise.
7829 (pass_build_alias): Adjust to run always and dump the function.
7830 * common.opt (ftree-salias): Hide.
7831 * passes.c (init_optimization_passes): Remove
7832 pass_create_structure_vars, adjust comment.
7833 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7834 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7835 * opts.c (decode_options): Do not set flag_tree_salias.
7836 (common_handle_option): Add OPT_ftree_salias to the backward
7837 compatibility section.
7839 2008-05-08 Richard Guenther <rguenther@suse.de>
7841 * tree-flow-inline.h (var_can_have_subvars): Move ...
7842 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
7843 * tree-flow.h (var_can_have_subvars): Remove.
7844 (push_fields_onto_fieldstack): Remove.
7845 (sort_fieldstack): Likewise.
7846 (struct fieldoff): Move ...
7847 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
7848 alias_set and base_for_components fields.
7849 (sort_fieldstack): Make static.
7850 (push_fields_onto_fieldstack): Likewise. Remove code that
7851 handles anything but RECORD_TYPEs. Remove alias_set and
7852 base_for_components handling.
7853 (create_variable_info_for): Adjust.
7855 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
7857 * common.opt (Wframe-larger-than=): Shorten the help message
7859 * doc/invoke.texi (Wframe-larger-than=): Add more description.
7861 2008-05-08 Rafael Espindola <espindola@google.com>
7863 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
7865 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
7866 trap and that both operands are gimple values.
7867 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
7868 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
7871 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
7873 * read-rtl.c (join_c_conditions): Return the first string if the
7874 two strings are equal.
7876 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
7878 * gensupport.h (pred_data): Add a "num_codes" field.
7879 (add_predicate_code): Declare.
7880 * gensupport.c (add_predicate_code): New function.
7881 (std_pred_table): Add an "allows_const_p" field.
7882 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
7883 Remove the (incomplete) list of such codes from the codes field.
7884 (init_predicate_table): Use add_predicate_code. Add all
7885 RTX_CONST_OBJs if allows_const_p is true.
7886 * genrecog.c (process_define_predicate): Use add_predicate_code.
7888 2008-05-08 David Daney <ddaney@avtrex.com>
7889 Richard Sandiford <rsandifo@nildram.co.uk>
7891 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
7892 special case of constant zero operands.
7893 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
7894 old and new values. Special case constant zero values.
7895 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
7897 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
7898 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
7900 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
7903 * simplify-rtx.c (simplify_plus_minus): Create CONST of
7904 similar RTX_CONST_OBJ before CONST_INT.
7906 2008-05-08 Steve Ellcey <sje@cup.hp.com>
7908 * stmt.c (expand_stack_restore): Change sa mode if needed.
7910 2008-05-08 Richard Guenther <rguenther@suse.de>
7912 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
7913 return type to bool.
7914 (ix86_sol10_return_in_memory): Likewise.
7915 (ix86_i386elf_return_in_memory): Likewise.
7916 (ix86_i386interix_return_in_memory): Likewise.
7917 * config/i386/i386.c (ix86_return_in_memory): Likewise.
7918 (ix86_sol10_return_in_memory): Likewise.
7919 (ix86_i386elf_return_in_memory): Likewise.
7920 (ix86_i386interix_return_in_memory): Likewise.
7922 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
7925 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
7927 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
7928 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
7931 2008-05-08 Richard Guenther <rguenther@suse.de>
7933 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
7934 * tree-data-ref.h (struct dr_alias): Remove subvars field.
7935 (DR_SUBVARS): Remove.
7936 * tree-dfa.c (dump_subvars_for): Remove.
7937 (debug_subvars_for): Likewise.
7938 (dump_variable): Do not dump subvars.
7939 (remove_referenced_var): Do not remove subvars.
7940 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
7941 (lookup_subvars_for_var): Remove.
7942 (get_subvars_for_var): Likewise.
7943 (get_subvars_at): Likewise.
7944 (get_first_overlapping_subvar): Likewise.
7945 (overlap_subvar): Likewise.
7946 * tree-flow.h (subvar_t): Remove.
7947 (struct var_ann_d): Remove subvars field.
7948 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
7949 argument. Remove special handling of SFTs.
7950 (compute_tag_properties): Likewise.
7951 (set_initial_properties): Likewise.
7952 (compute_call_clobbered): Likewise.
7953 (count_mem_refs): Likewise.
7954 (compute_memory_partitions): Likewise.
7955 (compute_flow_insensitive_aliasing): Likewise.
7956 (setup_pointers_and_addressables): Likewise.
7957 (new_type_alias): Likewise.
7958 (struct used_part): Remove.
7959 (used_portions): Likewise.
7960 (struct used_part_map): Likewise.
7961 (used_part_map_eq): Likewise.
7962 (used_part_map_hash): Likewise.
7963 (free_used_part_map): Likewise.
7964 (up_lookup): Likewise.
7965 (up_insert): Likewise.
7966 (get_or_create_used_part_for): Likewise.
7967 (create_sft): Likewise.
7968 (create_overlap_variables_for): Likewise.
7969 (find_used_portions): Likewise.
7970 (create_structure_vars): Likewise.
7971 * tree.def (STRUCT_FIELD_TAG): Remove.
7972 * tree.h (MTAG_P): Adjust.
7973 (struct tree_memory_tag): Remove base_for_components and
7974 unpartitionable flags.
7975 (struct tree_struct_field_tag): Remove.
7976 (SFT_PARENT_VAR): Likewise.
7977 (SFT_OFFSET): Likewise.
7978 (SFT_SIZE): Likewise.
7979 (SFT_NONADDRESSABLE_P): Likewise.
7980 (SFT_ALIAS_SET): Likewise.
7981 (SFT_UNPARTITIONABLE_P): Likewise.
7982 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
7983 (union tree_node): Remove sft field.
7984 * alias.c (get_alias_set): Remove special handling of SFTs.
7985 * print-tree.c (print_node): Remove handling of SFTs.
7986 * tree-dump.c (dequeue_and_dump): Likewise.
7987 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
7988 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
7989 * tree-predcom.c (set_alias_info): Do not set subvars.
7990 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
7991 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
7992 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
7993 (add_vars_for_offset): Remove.
7994 (add_virtual_operand): Remove special handling of SFTs.
7995 (add_call_clobber_ops): Likewise.
7996 (add_call_read_ops): Likewise.
7997 (get_asm_expr_operands): Likewise.
7998 (get_modify_stmt_operands): Likewise.
7999 (get_expr_operands): Likewise.
8000 (add_to_addressable_set): Likewise.
8001 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
8002 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8003 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
8004 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
8005 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
8006 (tree_node_structure): Likewise.
8007 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
8009 (find_what_p_points_to): Likewise.
8011 2008-05-08 Sa Liu <saliu@de.ibm.com>
8013 * config/spu/spu.md: Fixed subti3 pattern.
8015 2008-05-08 Richard Guenther <rguenther@suse.de>
8018 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
8019 sure to create a representative for trailing arrays for PTA.
8021 2008-05-08 Richard Guenther <rguenther@suse.de>
8024 * fold-const.c (operand_equal_p): Two objects which types
8025 differ in pointerness are not equal.
8027 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
8029 * calls.c (compute_argument_block_size): Add argument tree fndecl.
8030 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
8031 (emit_library_call_value_1): Add new variable fndecl initialized by
8032 NULL_TREE. It should be the decl type of orgfun, but this information
8033 seems not to be available here, so it uses the default calling abi.
8034 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
8035 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
8036 by TARGET_RETURN_IN_MEMORY.
8037 * config/i386/i386-interix.h: Likewise.
8038 * config/i386/i386.h: Likewise.
8039 * config/i386/i386elf.h: Likewise.
8040 * config/i386/ptx4-i.h: Likewise.
8041 * config/i386/sol2-10.h: Likewise.
8042 * config/i386/sysv4.h: Likewise.
8043 * config/i386/vx-common.h: Likewise.
8044 * config/cris/cris.h: Removed #if 0 clause.
8045 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
8046 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
8048 (ix86_sol10_return_in_memory): Likewise.
8049 (ix86_i386elf_return_in_memory): New.
8050 (ix86_i386interix_return_in_memory): New.
8051 * config/mt/mt-protos.h (mt_return_in_memory): New.
8052 * config/mt/mt.c: Likewise.
8053 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
8054 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
8055 * config/bfin/bfin.h: Likewise.
8056 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
8058 * config/bfin/bfin.c: Likewise.
8059 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
8060 * config/alpha/unicosmk.h: Likewise.
8061 * config/i386/cygming.h: Likewise.
8062 * config/iq2000/iq2000.h: Likewise.
8063 * config/mips/mips.h: Likewise.
8064 * config/mn10300/mn10300.h: Likewise.
8065 * config/rs6000/rs6000.h: Likewise.
8066 * config/score/score.h: Likewise.
8067 * config/spu/spu.h: Likewise.
8068 * config/v850/v850.h: Likewise.
8069 * defaults.h: Likewise.
8070 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
8071 * expr.c (emit_block_move): Adjust use of
8072 OUTGOING_REG_PARM_STACK_SPACE.
8073 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
8074 OUTGOING_REG_PARM_STACK_SPACE.
8075 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
8077 2008-05-08 Jakub Jelinek <jakub@redhat.com>
8079 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
8080 on OMP_RETURN for OMP_FOR.
8083 * dwarf2out.c (dw_expand_expr, common_check): Removed.
8084 (fortran_common): New function.
8085 (gen_variable_die): Call fortran_common instead of common_check,
8086 adjust for it returning tree instead of rtx. Formatting.
8088 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
8092 * see.c (see_copy_insn): Copy new pure const attributes for new call.
8093 * c-decl.c (merge_decls): Ditto.
8094 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
8095 to RTL_CONST_OR_PURE_CALL_P.
8096 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
8097 Initialized DECL_LOOPING_CONST_PURE.
8098 (process_call_operands): Set tree_side_effects properly.
8099 * tree.h (TREE_READONLY_DECL_P): Removed.
8100 (DECL_IS_PURE): Renamed to DECL_PURE_P.
8101 (DECL_LOOPING_OR_CONST_P): New macro.
8102 (struct tree_function_decl): Added looping_const_or_pure_p.
8104 (ECF_LOOPING_OR_CONST_P): New macro.
8105 * rtlanal.c (pure_const_p): Removed.
8106 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
8107 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
8108 to RTL_CONST_CALL_P.
8109 * ipa-pure-const.c (pure_const_state_e): Added looping field.
8110 (check_decl, check_tree, check_call, scan_function): Initialize
8112 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
8113 (static_execute): Set looping true for recursive functions.
8114 Undo setting state to IPA_NEITHER for recursive functions.
8116 * ifcvt.c (noce_can_store_speculate_p): Changed
8117 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
8118 RTL_CONST_OR_PURE_CALL_P.
8119 * dse.c (scan_insn): Ditto.
8120 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
8121 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
8122 RTL_CONST_OR_PURE_CALL_P.
8123 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
8124 pure_call_p to RTL_CONST_CALL_P.
8125 * gimplify.c (gimplify_call_expr): Clear side effects for
8126 non-looping pure and constant calls.
8127 * calls.c (emit_call_1): Set rtl flags from ecf flags.
8128 (flags_from_decl_or_type): Set ecf flags from decl flags.
8129 (initialize_argument_information): Turn off
8130 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
8131 Change const to pure if callee_copies is true rather than just
8133 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
8134 way of marking pure calls.
8135 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
8136 Remove hack that was supposed to fix pr7335 and remove old
8137 way of marking pure calls.
8138 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
8139 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
8140 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
8141 RTL_CONST_OR_PURE_CALL_P.
8142 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
8143 * loop-invariant.c (find_exits, find_invariant_bb): Changed
8144 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
8145 * sched-deps.c (schedule_analyze): Ditto.
8146 * rtl.h (struct rtx_def): Use call field, unchanging field, and
8147 return_val field of calls to represent pure and const function info.
8148 (CONST_OR_PURE_CALL_P): Deleted macro.
8149 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
8150 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
8151 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
8153 * tree-optimize.c (execute_fixup_cfg): Added test for
8154 ECF_LOOPING_CONST_OR_PURE.
8155 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
8157 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
8158 effects for looping pure or const calls.
8159 (verify_gimple_expr): Added verification code.
8160 * config/alpha/alpha.c (alpha_legitimize_address,
8161 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
8163 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
8164 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
8165 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
8166 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
8167 RTL_CONST_OR_PURE_CALL_P.
8168 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
8169 and const calls to be deleted.
8171 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
8174 * config/i386/mmx.md (mmx_subv2sf3): New expander.
8175 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
8176 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
8177 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8178 to handle nonimmediate operands.
8179 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
8180 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
8181 to handle nonimmediate operands.
8182 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
8183 (mmx_pmulhrwv4hi3): New expander. Use
8184 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8185 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
8186 (sse2_umulv1siv1di3): New expander. Use
8187 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8188 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
8189 (mmx_eq<mode>3): New expander. Use
8190 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8191 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
8192 (mmx_uavgv8qi3): New expander. Use
8193 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8194 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
8195 (mmx_uavgv4hi3): New expander. Use
8196 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8198 * config/i386/sse.md
8199 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
8200 to handle nonimmediate operands.
8201 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
8202 to handle nonimmediate operands.
8203 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
8204 to handle nonimmediate operands.
8205 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
8206 to handle nonimmediate operands.
8207 (sse2_unpckhpd_exp): New expander. Use
8208 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8209 (sse2_unpcklpd_exp): New expander. Use
8210 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8211 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
8212 to handle nonimmediate operands.
8213 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
8214 to handle nonimmediate operands.
8215 (*sse2_<plusminus_insn><mode>3): Rename from
8216 sse2_<plusminus_insn><mode>3 insn pattern.
8217 (sse2_<plusminus_insn><mode>3): New expander. Use
8218 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8219 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
8220 (sse2_umulv2siv2di3): New expander. Use
8221 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8222 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
8223 (sse4_1_mulv2siv2di3): New expander. Use
8224 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8225 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
8226 (sse2_pmaddwd): New expander. Use
8227 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8228 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
8229 (sse2_eq<mode>3): New expander. Use
8230 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8231 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
8232 (sse4_1_eqv2di3): New expander. Use
8233 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8234 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
8235 (sse2_uavgv16qi3): New expander. Use
8236 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8237 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
8238 (sse2_uavgv16qi3): New expander. Use
8239 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8240 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
8241 (sse2_uavgv8hi3): New expander. Use
8242 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8243 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
8244 (ssse3_pmulhrswv8hi3): New expander. Use
8245 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8246 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
8247 (ssse3_pmulhrswv4hi3): New expander. Use
8248 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8250 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
8251 (<sse>_vmmul<mode>3): Ditto.
8252 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
8254 (ssse3_pmaddubsw128): Use register_operand for operand 1.
8255 (ssse3_pmaddubsw): Ditto.
8257 * config/i386/i386.c (struct_builtin_description)
8258 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
8259 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
8260 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
8261 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
8262 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
8263 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
8264 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
8265 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
8266 (ix86_fixup_binary_operands): Assert that src1
8267 and src2 must have the same mode when swapped.
8268 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
8269 and ix86_binary_operator_ok. Do not force operands in registers
8272 2008-05-07 Jan Hubicka <jh@suse.cz>
8274 * cgraph.c (dump_cgraph_node): Update.
8275 * cgraph.h (cgraph_local_info): Break out inline summary.
8276 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
8278 * ipa-inline (inline_summary): New accestor function.
8279 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
8280 cgraph_decide_inlining, compute_inline_parameters): Update.
8281 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
8283 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8285 Cleanup ColdFire scheduling support and add V4 pipeline model.
8287 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
8288 (define_attr cpu): Add cfv4 value.
8289 (define_attr type, define_attr type1): Merge into a single 'type'
8290 attribute. Update all uses.
8291 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
8292 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
8294 (define_attr opx_mem, define_attr opy_mem): Remove.
8295 (define_attr op_mem): Clean up, update comment.
8296 (define_attr size): Use specific values instead of general int.
8297 (define_attr guess, define_attr split): Remove. Update all uses.
8298 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
8299 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
8300 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
8301 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
8302 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
8303 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
8304 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
8305 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
8306 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
8307 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
8308 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
8309 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
8310 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
8311 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
8312 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
8313 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
8314 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
8315 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
8316 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
8317 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
8318 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
8319 Update or set attributes.
8320 (stack_tie): New fake instruction.
8322 * config/m68k/m68k.h (TUNE_CFV4): New macro.
8323 (m68k_sched_attr_size): Update declaration.
8324 (m68k_sched_attr_type2): Remove.
8325 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
8326 Declare new bypass predicates.
8328 * config/m68k/m68k.c (m68k_sched_issue_rate,
8329 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
8331 (TARGET_SCHED_ISSUE_RATE,
8332 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
8333 (override_options): Handle scheduling for ColdFire V4 core.
8334 (m68k_expand_prologue): Emit stack_tie.
8335 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
8336 'OP_TYPE_FPN'. Update all uses.
8337 (sched_guess_p): Remove.
8338 (sched_address_type): Handle symbolic addresses.
8339 (sched_get_operand): New static function.
8340 (sched_operand_type): Merge into sched_attr_op_type.
8341 (sched_attr_op_type): Handle FP registers, handle quick constants,
8343 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
8344 (m68k_sched_attr_size): Update. Move logic to ...
8345 (sched_get_attr_size_int): New static function.
8346 (sched_get_opxy_mem_type): New static function.
8347 (m68k_sched_attr_op_mem): Update.
8348 (m68k_sched_attr_type2): Remove.
8349 (sched_cfv4_bypass_data): New static variable.
8350 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
8351 (m68k_sched_issue_rate): Implement scheduler hook.
8352 (struct _sched_ib: enabled_p): New field.
8353 (m68k_sched_variable_issue): Update. Handle V4.
8354 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
8355 sched_dump_class_func_t, sched_dump_split_class,
8356 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
8357 sched_dump_dfa_class, m68k_sched_dump): Remove.
8358 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
8360 (m68k_sched_init_global): Remove statisctics dumping, introduce
8361 sanity check that all instructions have pipeline reservations. Handle
8363 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
8364 Handle ColdFire V4 core.
8365 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
8366 New static functions.
8367 (m68k_sched_address_bypass_p): New bypass predicate.
8368 (sched_get_indexed_address_scale): New static function.
8369 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
8371 * cf.md: Update comments.
8372 (define_attr type2): Remove. Use 'type' attribute instead.
8374 (cf_ib): Rename to cfv123_ib. Update all uses.
8375 (cf_oep): Rename to cfv123_oep. Update all uses.
8376 (cf_chr): Rename to cfv123_chr. Update all uses.
8377 (cf_mem): Rename to cfv123_mem. Update all uses.
8378 (cf_mac): Move to more appropriate place.
8379 (cfv123_guess): New automaton and cpu_unit.
8380 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
8381 Update uses of 'size' attribute. Handle before reload scheduling.
8382 (cfv123_guess): New dummy reservation for unhandled instructions.
8383 (cfv4_*): Pipeline description of ColdFire V4 core.
8384 (ignore): New reservation to handle 'ignore' type.
8386 2008-05-07 Ian Lance Taylor <iant@google.com>
8389 * gimplify.c (find_single_pointer_decl_1): Don't look through
8391 (find_single_pointer_decl): Adjust comments.
8393 2008-05-07 Jakub Jelinek <jakub@redhat.com>
8396 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
8397 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
8400 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
8401 integral type rather than floating point, then VIEW_CONVERT_EXPR
8402 to the floating point type.
8404 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
8406 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
8407 TFmode op0 to register.
8409 2008-05-07 Alan Modra <amodra@bigpond.net.au>
8411 * c-decl.c (grokdeclarator): Comment typo.
8413 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
8415 * tree-flow.h: Remove prototype for computed_goto_p.
8416 * tree-cfg.c (computed_goto_p): Make static.
8418 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
8421 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
8422 (contains_aligned_value_p): This. Handle _Decimal128.
8423 (ix86_function_arg_boundary): Only align _Decimal128 to its
8424 natural boundary and handle it properly.
8426 2008-05-06 Martin Jambor <mjambor@suse.cz>
8428 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
8429 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
8430 (ipcp_method_set_orig_node): Removed.
8431 (ipcp_cval_get_cvalue_type): Removed.
8432 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
8433 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
8434 (ipcp_cval_set_cvalue_type): Removed.
8435 (ipcp_cval_get_cvalue): Removed.
8436 (ipcp_cval_set_cvalue): Removed.
8437 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
8438 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
8439 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
8440 (ipcp_cval_meet): Renamed to ipa_lattice_meet
8441 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
8442 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
8443 (ipcp_get_ith_lattice): Changed parameters.
8444 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
8445 (ipcp_lattice_from_jfunc): Changed parameters.
8446 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
8447 (ipcp_method_cval_print): Added temporary variable info.
8448 (ipcp_redirect): Removed already unused local variable caller.
8449 (ipcp_redirect): New temporary variable orig_callee_info
8450 (ipcp_redirect): Removed newly unused local variable callee.
8451 (ipcp_redirect): Removed (a bit confusing) local variable type.
8452 (ipcp_insert_stage): Added local variable info.
8453 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
8455 (ipcp_formal_create): Removed.
8456 (ipcp_method_cval_set): Removed.
8457 (ipcp_propagate_stage): Renamed lattice variables.
8458 (ipcp_method_cval_set_cvalue_type): Removed.
8459 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
8460 (ipcp_print_all_lattices): Changed printed strings to refer to
8461 lattices rather than cvals.
8462 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
8463 (ipcp_propagate_const): Changed formal parameters.
8464 (build_const_val): Changed formal parameters.
8465 (ipcp_insert_stage): Removed useless variable cvalue
8466 (build_const_val): Changed formal parameters.
8467 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
8468 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
8469 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
8470 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
8471 (ipcp_print_func_profile_counts): Changed string from "method" to
8473 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
8474 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
8475 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
8476 (ipcp_structures_print): Renamed to ipcp_print_all_structures
8477 (ipcp_profile_print): Renamed to ipcp_print_profile_data
8478 (ipcp_lat_is_const): Changed parameters and made inline.
8479 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
8480 (ipcp_redirect): Renamed to ipcp_need_redirect_p
8481 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
8482 the predicate condition directly
8483 (ipcp_propagate_stage): Added local variable args. Removed local
8484 variable callee. (Both are mere code simplifications.)
8485 (ipcp_method_dont_insert_const): Renamed to
8486 ipcp_node_not_modifiable_p.
8487 (ipcp_node_not_modifiable_p): Made inline.
8488 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
8489 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
8490 (ipcp_print_all_lattices): Removed variable cvalue
8491 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
8494 2008-05-06 Olivier Hainque <hainque@adacore.com>
8496 * tree-sra.c (try_instantiate_multiple_fields): Early return
8497 if field has POINTER_TYPE.
8499 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
8501 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
8502 by using 'q' specifier for instruction.
8503 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
8505 2008-05-06 Anatoly Sokolov <aesok@post.ru>
8507 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
8508 Change mode of zero_extract from QImode to HImode.
8509 (sign bit tests peepholes): (Ditto.).
8511 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
8513 * config/i386/mmx.md: Remove double backslashes from asm templates.
8514 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
8515 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8516 to handle nonimmediate operands.
8517 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
8518 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8519 to handle nonimmediate operands.
8520 (*mmx_<code>v2sf3_finite): New insn pattern.
8521 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
8522 (mmx_<code>v2sf3): New expander. Use
8523 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8524 (mmx_<plusminus_insn><mode>3): New expander. Use
8525 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8526 (*mmx_<plusminus_insn><mode>3): New insn pattern.
8527 (mmx_add<mode>3): Removed.
8528 (mmx_ssadd<mode>3): Ditto.
8529 (mmx_usadd<mode>3): Ditto.
8530 (mmx_sub<mode>3): Ditto.
8531 (mmx_sssub<mode>3): Ditto.
8532 (mmx_ussub<mode>3): Ditto.
8533 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
8534 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
8535 to handle nonimmediate operands.
8536 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
8538 (mmx_smulv4hi3_highpart): New expander. Use
8539 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8540 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
8542 (mmx_umulv4hi3_highpart): New expander. Use
8543 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8544 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
8545 (mmx_<code>v4hi3): New expander. Use
8546 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8547 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
8548 (mmx_<code>v8qi3): New expander. Use
8549 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8550 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
8551 (mmx_<code><mode>3): New expander. Use
8552 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8554 2008-05-05 Jan Hubicka <jh@suse.cz>
8556 PR tree-optimization/36118
8557 * passes.c (pass_init_dump_file): Fix dump header.
8559 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8562 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
8563 VCE for function decls.
8565 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8567 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
8569 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8571 * config/i386/i386.md (sat_plusminus): New.
8572 (plusminus_insn): Likewise.
8573 (plusminus_mnemonic): Likewise.
8575 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
8576 (*<addsub><mode>3_cc_overflow): Renamed to ...
8577 (*<plusminus_insn><mode>3_cc_overflow): This.
8578 (*<addsub>si3_zext_cc_overflow): Renamed to ...
8579 (*<plusminus_insn>si3_zext_cc_overflow): This.
8581 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
8582 (<plusminus_insn><mode>3): This.
8583 (*<addsub><mode>3): Renamed to ...
8584 (*<plusminus_insn><mode>3): This.
8585 (<sse>_vm<addsub><mode>3): Renamed to ...
8586 (<sse>_vm<plusminus_insn><mode>3): This.
8587 (sse3_h<addsub>v4sf3): Renamed to ...
8588 (sse3_h<plusminus_insn>v4sf3): This.
8589 (sse3_h<addsub>v2df3): Renamed to ...
8590 (sse3_h<plusminus_insn>v2df3): This.
8591 (<plusminus_insn><mode>3): New.
8592 (*<plusminus_insn><mode>3): Likewise.
8593 (sse2_<plusminus_insn><mode>3): Likewise.
8594 (add<mode>): Removed.
8595 (*add<mode>3): Likewise.
8596 (sse2_ssadd<mode>3): Likewise.
8597 (sse2_usadd<mode>3): Likewise.
8598 (sub<mode>3): Likewise.
8599 (*sub<mode>3): Likewise.
8600 (sse2_sssub<mode>3): Likewise.
8601 (sse2_ussub<mode>3): Likewise.
8603 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
8605 * gthr-single.h: Add in required interface elements as per gthr.h.
8606 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
8607 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
8608 Generalize UNUSED macro.
8609 (__gthread_once): Add.
8610 (__gthread_key_create): Add.
8611 (__gthread_key_delete): Add.
8612 (__gthread_getspecific): Add.
8613 (__gthread_setspecific): Add.
8615 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
8617 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
8618 the same size types for the indirect reference on the rhs, then
8621 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
8623 * config/i386/i386.md
8624 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
8625 one insn template instead of template series.
8626 (*xordi_1_rex64): Ditto.
8627 (*xordi_2_rex64): Ditto.
8629 2008-05-05 Ira Rosen <irar@il.ibm.com>
8631 PR tree-optimization/36119
8632 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
8635 2008-06-04 Jan Hubicka <jh@suse.cz>
8637 tree-optimization/36100
8638 * tree-pass.h (pass_O0_always_inline): Declare.
8639 * ipa-inline.c (inline_transform): Remove dead code.
8640 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8641 pass_O0_always_inline): New.
8642 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
8644 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
8646 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
8647 mnemonic in this_param move for TARGET_64BIT.
8649 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
8651 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
8652 (*strmovsi_rex_1): Ditto.
8653 (*strsetsi_1): Ditto.
8654 (*strsetsi_rex_1): Ditto.
8656 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
8657 adddicc expanders using SWI mode iterator.
8659 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
8662 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
8665 2008-05-04 David S. Miller <davem@davemloft.net>
8667 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
8668 (sparc*-*-linux*): Use linux.h in tm_file.
8669 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
8670 compiler defaulting to 32-bit.
8671 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
8673 * config/sparc/linux.h: Remove definitions now obtained
8674 properly from linux.h
8675 * config/sparc/linux64.h: Likewise.
8676 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
8677 don't want this setting for 32-bit builds in a biarch compiler.
8678 * doc/install.texi: Add sparc-linux to list of targets
8679 supporting --enable-targets=all.
8681 2008-05-03 Andrew Pinski <pinskia@gmail.com>
8683 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
8685 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
8687 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
8688 after V4SI_FTYPE_V8HI.
8689 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
8690 case V4SI_FTYPE_V2DF.
8692 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
8694 * doc/invoke.texi (max-flow-memory-locations): Removed.
8695 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
8697 2008-05-03 Richard Guenther <rguenther@suse.de>
8700 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
8702 2008-05-02 David S. Miller <davem@davemloft.net>
8704 * config.gcc (need_64bit_hwint): Document libcpp dependency.
8706 2008-05-02 Simon Baldwin <simonb@google.com>
8709 * c-common.h (warn_array_subscript_range): Removed.
8710 * c-common.c (warn_array_subscript_range): Ditto.
8711 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
8712 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
8714 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8716 * config/i386/i386.c (ix86_special_builtin_type): New.
8717 (bdesc_special_args): Likewise.
8718 (ix86_expand_special_args_builtin): Likewise.
8719 (ix86_init_mmx_sse_builtins): Updated.
8720 (ix86_expand_builtin): Updated.
8721 (ix86_expand_store_builtin): Removed.
8722 (ix86_expand_unop_builtin): Likewise.
8724 * config/i386/mm3dnow.h (__v2sf): Moved to ...
8725 * config/i386/mmintrin.h (__v2sf): Here.
8727 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
8729 (_mm_loadl_pi): Likewise.
8730 (_mm_storeh_pi): Replace __v2si with __v2sf.
8731 (_mm_storel_pi): Likewise.
8733 * doc/extend.texi: Correct __builtin_ia32_loadhps,
8734 __builtin_ia32_loadlps, __builtin_ia32_storehps,
8735 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
8736 __builtin_ia32_loadlpd.
8738 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8740 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
8741 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
8742 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
8743 (ix86_init_mmx_sse_builtins): Updated.
8744 (ix86_expand_args_builtin): Likewise.
8745 (ix86_expand_builtin): Likewise.
8746 (ix86_expand_unop1_builtin): Renamed to ...
8747 (ix86_expand_unop_vec_merge_builtin): This.
8749 2008-05-01 Jan Hubicka <jh@suse.cz>
8752 * ipa-inline.c (inline_generate_summary): Make static.
8753 (inline_transform): Do not call inlining at -O0; make static.
8754 * passes.c (execute_todo): Add sanity check.
8755 (execute_one_ipa_transform_pass): Execute proper flags.
8757 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
8759 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
8760 (DECL_NONADDRESSABLE_P): Likewise.
8761 * alias.c (record_component_aliases): Fix comment.
8763 2008-05-01 Simon Baldwin <simonb@google.com>
8765 * c-common.h (warn_array_subscript_range): New function.
8766 * c-common.c (warn_array_subscript_range): Ditto.
8767 * tree-vrp.c (check_array_ref): Corrected code to agree with
8768 comment, ignoring only arrays of size 0 or size 1.
8769 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
8771 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8773 * config/i386/i386.c (ix86_builtin_type): Replace
8774 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
8775 (bdesc_args): Updated.
8776 (ix86_init_mmx_sse_builtins): Likewise.
8777 (ix86_expand_args_builtin): Likewise.
8779 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
8782 * doc/extend.texi: Correct __builtin_ia32_palignr.
8784 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8787 * config/i386/i386.c (bdesc_crc32): Removed.
8788 (ix86_expand_crc32): Likewise.
8789 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
8790 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
8791 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
8792 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
8793 UINT_FTYPE_UINT_UCHAR.
8794 (bdesc_args): Updated. Add crc32 builtins.
8795 (ix86_init_mmx_sse_builtins): Updated.
8796 (ix86_expand_args_builtin): Updated to support subreg.
8798 * doc/extend.texi: Correct __builtin_ia32_crc32di.
8800 2008-05-01 Jan Hubicka <jh@suse.cz>
8802 * tree-pass.h (opt_pass): Add IPA_PASS.
8803 (varpool_node, cgraph_node): Forward declare.
8804 (ipa_opt_pass): Define.
8805 (pass_ipa_inline): Turn into ipa_opt_pass.
8806 (pass_apply_inline): Remove.
8807 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
8808 (apply_inline): Turn into ....
8809 (inline_transform): ... this one.
8810 (inline_generate_summary): New function.
8811 (pass_apply_inline): Remove.
8812 * function.h (ipa_opt_pass): Forward declare structure; typedef;
8814 (struct function): Add ipa_transforms_to_apply.
8815 * passes.c (register_one_dump_file): Work on IPA_PASS.
8816 (init_optimization_passes): Remove pass_inline_parameters and
8818 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
8819 (execute_one_pass) ... here; apply transforms when possible.
8820 (add_ipa_transform_pass, execute_ipa_summary_asses,
8821 execute_one_ipa_transform_pass): New.
8822 (execute_ipa_pass_list): Update for IPA_PASS type.
8824 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8826 * config/i386/i386.c (ix86_builtin_type): Add
8827 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
8828 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
8829 (bdesc_args): Add SSE4a builtins.
8830 (ix86_init_mmx_sse_builtins): Updated.
8831 (ix86_expand_args_builtin): Likewise.
8832 (ix86_expand_builtin): Likewise.
8834 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8836 * config/i386/i386.c (ix86_builtin_type): Add
8837 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
8838 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
8839 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
8840 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
8841 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
8842 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
8843 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
8844 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
8845 and DI_FTYPE_DI_DI_INT.
8846 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
8847 (ix86_init_mmx_sse_builtins): Updated.
8848 (ix86_expand_args_builtin): Likewise.
8849 (ix86_expand_builtin): Likewise.
8850 (ix86_expand_binop_imm_builtin): Removed.
8852 * doc/extend.texi: Correct __builtin_ia32_palignr128.
8854 2008-04-30 Richard Guenther <rguenther@suse.de>
8856 PR tree-optimization/32921
8857 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
8859 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
8861 * config/arm/arm.c (arm_unwind_emit): Use
8862 crtl->all_throwers_are_sibcalls instead of
8863 cfun->all_throwers_are_sibcalls.
8864 (arm_output_fn_unwind): Likewise.
8865 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
8866 instead of cfun->uses_pic_offset_table.
8867 (frv_expand_prologue): Likewise.
8868 (frv_frame_pointer_required): Likewise.
8869 (frv_expand_fdpic_call): Likewise.
8870 (frv_emit_movsi): Likewise.
8871 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
8872 cfun->returns_pcc_struct instead of
8873 current_function_returns_pcc_struct.
8874 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
8875 instead of cfun->calls_eh_return.
8876 (m32c_pushm_popm): Likewise.
8877 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
8878 "extern" declaration.
8880 2008-04-30 Richard Guenther <rguenther@suse.de>
8882 PR tree-optimization/21636
8883 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
8885 (evaluate_stmt): Print the likely value.
8886 (ccp_visit_stmt): Avoid excessive vertical spacing.
8888 2008-04-30 Rafael Espindola <espindola@google.com>
8890 * builtins.c (fold_call_expr): Return realret.
8891 * tree-ssa-threadedge.c
8892 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8893 __builtin_object_size.
8895 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
8897 * gcc.c (wrapper_string): New variable.
8898 (insert_wrapper): New function.
8899 (execute): New option -wrapper.
8900 * doc/invoke.texi (Overall Options): New driver option -wrapper.
8902 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
8904 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
8905 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
8906 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
8908 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
8909 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
8910 config/rs6000/e500crtres64gprctr.asm,
8911 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
8912 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
8913 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
8914 config/rs6000/e500crtsav64gprctr.asm,
8915 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
8916 config/rs6000/e500crtsavg64gprctr.asm: New files.
8917 * config/rs6000/t-ppccomm: Add build rules for new files.
8918 (LIB2FUNCS_STATIC_EXTRA): Add new files.
8919 * config/rs6000/t-netbsd: Add build rules for new files.
8920 (LIB2FUNCS_STATIC_EXTRA): New variable.
8921 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
8922 (CRTSAVRES_DEFAULT_SPEC): Likewise.
8923 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
8925 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
8927 * config/i386/i386.c (ix86_builtin_type): Add
8928 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
8929 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
8930 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
8931 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
8932 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
8933 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
8934 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
8935 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
8936 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
8937 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
8938 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
8939 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
8940 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
8941 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
8942 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
8943 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
8944 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
8945 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
8946 V1DI_FTYPE_V2SI_V2SI.
8947 (bdesc_2arg): Moved to ...
8949 (ix86_init_mmx_sse_builtins): Updated.
8950 (ix86_expand_args_builtin): Updated. Take a pointer
8951 to const struct builtin_description. Handle comparison
8953 (ix86_expand_sse_compare): Take a new argument for swapping operands.
8954 (ix86_expand_builtin): Updated.
8956 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
8957 (ssse3_pmaddubsw128): This.
8958 (ssse3_pmaddubswv4hi3): Renamed to ...
8959 (ssse3_pmaddubsw): This.
8961 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
8962 (__builtin_ia32_packssdw128): Likewise.
8963 (__builtin_ia32_packuswb128): Likewise.
8964 (__builtin_ia32_pmaddubsw): Likewise.
8965 (__builtin_ia32_pmaddubsw128): Likewise.
8967 2008-04-30 Richard Guenther <rguenther@suse.de>
8969 PR tree-optimization/14847
8970 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
8971 (recognize_bits_test): Use it.
8972 (recognize_single_bit_test): Likewise.
8974 2008-04-30 Martin Jambor <mjambor@suse.cz>
8976 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
8977 instead of setting number of formal parameters to zero.
8978 (ipcp_init_stage): Do not set the number of actual parameters to zero
8980 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
8981 which are called with variable number of arguments.
8982 (ipcp_insert_stage): Explicitely skipping all nodes which are
8983 called with variable number of arguments.
8984 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
8985 number of parameters.
8987 * ipa-prop.h (struct ipa_node_params): Added flag
8988 called_with_var_arguments
8989 (ipa_set_param_count): Added. Changed sole setter to use it.
8990 (ipa_get_param_count): Added. All readers of param_count
8991 converted to use it instead.
8992 (ipa_set_called_with_variable_arg): Added.
8993 (ipa_is_called_with_var_arguments): Added.
8994 (ipa_get_ith_param): Added. All readers of param_decls converted
8996 (ipa_set_cs_argument_count): Added, sole writer to argument_count
8998 (ipa_get_cs_argument_count): Added, all readers of argument_count
9000 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
9003 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
9004 (struct ipcp_lattice): Renamed cval_type to type
9005 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
9007 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
9008 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
9009 (ipcp_insert_stage): Changed the type of variable cvalue to tree
9010 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
9011 (build_const_val): Changed the type of parameter cvalue to tree
9012 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
9013 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
9015 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
9018 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
9019 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
9020 (ipa_add_method): Renamed to ipa_push_func_to_list
9021 (ipa_remove_method): Renamed to ipa_pop_func_from_list
9022 (ipa_callsite_param_count): Removed.
9023 (ipa_callsite_param_count_set): Removed.
9024 (ipa_callsite_param): Removed.
9025 (ipa_callsite_callee): Removed.
9026 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
9027 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
9028 (ipa_method_formal_count): Removed.
9029 (ipa_method_formal_count_set): Removed.
9030 (ipa_method_get_tree): Removed.
9031 (ipa_method_tree_map_create): Removed.
9032 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
9033 (ipa_create_param_decls_array): Creates the array itself
9034 (ipa_create_param_decls_array): Temporary variable info instead of
9036 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
9037 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
9038 (get_type): Removed.
9039 (ipa_jf_get_info_type): Removed.
9040 (ipa_node_create): Renamed to ipa_create_node_params
9041 (ipa_free): Renamed to ipa_free_all_node_params
9042 (ipa_nodes_create): Renamed to ipa_create_all_node_params
9043 (ipa_edges_create): Renamed to ipa_create_all_edge_args
9044 (ipa_edges_free): Renamed to ipa_free_all_edge_args
9045 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
9046 (ipa_free_all_node_params): Deallocation to jump_functions moved to
9047 ipa_free_all_edge_args
9048 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
9049 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
9050 (ipa_create_methodlist_node): Removed.
9051 (ipa_methodlist_method): Removed.
9052 (ipa_methodlist_method_set): Removed.
9053 (ipa_methodlist_next_method): Removed.
9054 (ipa_methodlist_next_method_set): Removed.
9055 (ipa_method_is_modified): Removed.
9056 (ipa_method_modify_create): Removed.
9057 (ipa_method_modify_init): Temporary variable info instead of a few
9059 (ipa_detect_param_modifications): Temporary variable info instead of
9061 (ipa_compute_jump_functions): Temporary variable info instead of
9063 (ipa_method_modify_set): Removed.
9064 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
9065 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
9066 than craph_node as the first parameter.
9067 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
9068 (ipa_method_modify_init): Removed.
9069 (ipa_compute_jump_functions): Added a temp variable instead of
9070 repeatadly dereferencing the cgraph_edge.aux pointer
9071 (ipa_callsite_param_set_type): Removed.
9072 (ipa_compute_jump_functions): i renamed to index and moved to
9074 (ipa_callsite_param_set_info_type_formal): Removed.
9075 (ipa_callsite_param_set_info_type): Removed.
9076 (ipa_callsite_param_map_create): Removed.
9077 (ipa_callsite_tree): Removed.
9078 (ipa_callsite_caller): Removed.
9079 (ipa_pop_func_from_list): return_method removed to return_func
9081 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
9082 prefixed all values with IPA_. Changed all users.
9083 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
9084 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
9085 and FORMAL_IPATYPE IPA_PASS_THROUGH.
9086 (union parameter_info): Renamed to jump_func_value.
9087 (union jump_func_value): Renamed value to constant
9088 (struct ipa_jump_func): Renamed info_type to value
9089 (struct ipa_node): Renamed to ipa_node_params
9090 (struct ipa_node_params): Renamed ipa_arg_num to param_count
9091 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
9092 (struct ipa_node_params): Renamed ipa_mod to modified_flags
9093 (struct ipa_edge): Renamed to ipa_edge_args
9094 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
9095 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
9096 (struct ipa_methodlist): Renamed to ipa_func_list
9097 (struct ipa_func_list): method_p renamed to node, next_method
9099 (ipa_methodlist_p): Removed, switched all users to struct pointer
9100 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
9102 2008-04-30 Alan Modra <amodra@bigpond.net.au>
9104 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
9105 (rs6000_emit_epilogue): Use backchain to restore only when we
9106 have a large frame. Make use of frame pointer to restore if we
9107 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
9109 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
9111 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
9112 Add mode to zero_extract.
9113 (sign bit tests peepholes): (Ditto.).
9115 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
9117 * config/i386/i386.c (ix86_builtins): Replace Prescott New
9118 Instructions in comments with SSE3.
9119 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
9120 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
9121 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
9122 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
9123 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
9124 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
9125 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
9126 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
9127 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
9128 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
9129 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
9130 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
9131 (bdesc_sse_args): Renamed to ...
9132 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
9133 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
9134 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
9136 (bdesc_1arg): Moved to ...
9138 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
9139 Instructions in comments with SSE3.
9140 (ix86_expand_sse_operands_builtin): Renamed to ...
9141 (ix86_expand_args_builtin): This. Updated.
9142 (ix86_expand_unop1_builtin): Update comments.
9143 (ix86_expand_builtin): Updated.
9145 2008-04-29 Richard Guenther <rguenther@suse.de>
9147 PR tree-optimization/36078
9148 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
9149 Update virtual SSA form after cleaning up the CFG.
9151 2008-04-29 Richard Guenther <rguenther@suse.de>
9154 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
9156 2008-04-29 Richard Guenther <rguenther@suse.de>
9158 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
9159 (compute_may_aliases): Do not call finalize_ref_all_pointers.
9160 (compute_flow_insensitive_aliasing): Do not treat
9161 PTR_IS_REF_ALL pointers special.
9162 (get_smt_for): Likewise.
9163 (may_alias_p): Re-structure.
9164 (is_escape_site): A ref-all pointer conversion is not an escape site.
9165 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
9166 PTR_IS_REF_ALL pointers special.
9167 * tree-ssa-structalias.h (struct alias_info): Remove
9168 ref_all_symbol_mem_tag field.
9169 (PTR_IS_REF_ALL): Remove.
9171 2008-04-29 Richard Guenther <rguenther@suse.de>
9174 * fold-const.c (extract_muldiv_1): In combining division constants
9175 make sure to never overflow.
9177 2008-04-29 Nick Clifton <nickc@redhat.com>
9179 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
9181 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9184 * optc-gen.awk: Work around HP-UX/IA awk bug.
9186 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
9188 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
9191 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
9194 * config/i386/i386.md
9195 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
9196 Change operand 1 predicate to nonimmediate_operand.
9198 2008-04-28 Jakub Jelinek <jakub@redhat.com>
9201 * dwarf2out.c (struct die_struct): Mark as chain_circular through
9203 * gengtype.c (walk_type, write_func_for_structure): Handle
9205 * doc/gty.texi: Document chain_circular.
9207 2008-04-28 Richard Guenther <rguenther@suse.de>
9209 PR tree-optimization/36066
9210 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
9213 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
9216 * config/i386/i386.md
9217 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
9218 Use match_scratch instead of match_operand for operands 3 and 4.
9220 2008-04-27 Richard Guenther <rguenther@suse.de>
9222 PR tree-optimization/18754
9223 PR tree-optimization/34223
9224 * tree-pass.h (pass_complete_unrolli): Declare.
9225 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
9226 loop size before and after unconditionally of UL_NO_GROWTH in effect.
9227 Rewrite loop into loop closed SSA form if it is not already.
9228 (tree_unroll_loops_completely): Re-structure to iterate over
9229 innermost loops with intermediate CFG cleanups.
9230 Unroll outermost loops only if requested or the code does not grow
9232 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
9233 loops are available.
9234 (tree_vectorize): Instead do so here.
9235 (tree_complete_unroll): Also unroll outermost loops.
9236 (tree_complete_unroll_inner): New function.
9237 (gate_tree_complete_unroll_inner): Likewise.
9238 (pass_complete_unrolli): New pass.
9239 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
9240 uses outside of the loop.
9241 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
9242 form if it is available.
9243 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
9244 * passes.c (init_optimization_passes): Schedule complete inner
9245 loop unrolling pass before the first CCP pass after final inlining.
9247 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
9249 * targhooks.h (default_emutls_var_fields,
9250 default_emutls_var_init): Declare.
9251 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
9252 * target.h (struct gcc_target): Add struct emutls member.
9253 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
9254 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
9255 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
9256 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
9257 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
9258 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
9259 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
9260 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
9261 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
9262 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
9263 emit debug information.
9264 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
9265 * varasm.c: Include targhooks.h.
9266 (emutls_object_section, emutls_tmpl_section): New.
9267 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
9268 (EMUTLS_SEPARATOR): New.
9270 (get_emutls_object_name): New.
9271 (default_emutls_var_fields): New, broken out of ...
9272 (get_emutls_object_type): ... here. Adjust to use target hooks.
9273 (get_emutls_init_templ_addr): Adjust to use target hooks.
9274 (emutls_decl): Adjust to use target hooks.
9275 (emutls_finish): Likewise.
9276 (default_emutls_var_init): New, broken out of ...
9277 (assemble_variable): ... here. Adjust to use target hooks.
9278 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
9280 * c-common.c (handle_section_attribute): Prevent overriding
9281 sections for emulated tls with special sections.
9282 * config/i386/i386.c (x86_64_elf_select_section): Add
9283 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
9284 (x86_64_elf_unique_section): Likewise.
9285 * config/vxworks.c: Include tree.h.
9286 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
9287 (vxworks_override_options): Set TLS scheme.
9288 * doc/tm.texi (Emulated TLS): New node.
9290 2008-04-26 Simon Baldwin <simonb@google.com>
9293 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
9294 with propagated string constants.
9296 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
9298 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
9299 constraint for operand 2 when operand 0 is memory operand.
9300 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
9301 operand 0 is memory operand.
9302 (fix_trunc<mode>_i387_with_temp): Ditto.
9303 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
9304 operand 2 when operand 1 is memory operand.
9305 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
9306 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
9307 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
9308 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9309 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
9310 operands 2,3 and 4 when operand 1 is memory operand.
9311 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
9313 (fistdi2_floor_with_temp): Ditto.
9314 (fist<mode>2_floor_with_temp): Ditto.
9315 (fistdi2_ceil_with_temp): Ditto.
9316 (fist<mode>2_ceil_with_temp): Ditto.
9317 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
9319 2008-04-26 David Daney <ddaney@avtrex.com>
9321 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
9323 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
9324 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
9325 UNSPEC_UPDATE_GOT_VERSION): Renumber.
9326 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
9327 (compare_and_swap_12): New insn.
9328 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
9329 * config/mips/mips.c (mips_force_binary): New function.
9330 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
9331 (mips_expand_compare_and_swap_12): New function.
9332 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
9334 2008-04-25 Jan Hubicka <jh@suse.cz>
9337 * cfgexpand.c (pass_expand): Turn into RTL pass.
9338 * passes.c (execute_one_pass): Do pass typechecking after execution.
9339 * tree-pass.h (pass_expand): Turn into RTL pass.
9341 * function.h (struct rtl_data): Move here fields
9342 accesses_prior_frames, calls_eh_return, saves_all_registers,
9343 has_nonlocal_goto, has_asm_statement, is_thunk,
9344 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
9345 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
9346 arg_pointer_save_area_init from struct function; turn into bool.
9347 (struct function): Move
9348 calls_eh_return, saves_all_registers, has_nonlocal_goto,
9349 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
9350 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
9351 tail_call_emit, arg_pointer_save_area_init
9352 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
9353 (current_function_returns_struct, current_function_returns_pcc_struct,
9354 current_function_calls_setjmp, current_function_calls_alloca,
9355 current_function_accesses_prior_frames,
9356 current_function_calls_eh_return, current_function_is_thunk,
9357 current_function_stdarg, current_function_profile,
9358 current_function_limit_stack, current_function_uses_pic_offset_table,
9359 current_function_uses_const_pool, current_function_has_nonlocal_label,
9360 current_function_saves_all_registers,
9361 current_function_has_nonlocal_goto,
9362 current_function_has_asm_statement): Remove accesor macros.
9363 * ra-conflict.c (global_conflicts): Update.
9364 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
9365 (suitable_for_tail_call_opt_p): Update.
9366 * builtins.c (expand_builtin_return_addr): Update.
9367 (expand_builtin_setjmp_setup): Update.
9368 (expand_builtin_nonlocal_goto): Update.
9369 * final.c (final_start_function): Update.
9370 (profile_function): Update.
9371 (leaf_function_p): Update.
9372 (only_leaf_regs_used): Update.
9373 * df-scan.c (df_get_exit_block_use_set): Update.
9374 * dojump.c (clear_pending_stack_adjust): Update.
9375 * tree-stdarg.c (gate_optimize_stdarg): Update.
9376 * gimple-low.c (lower_function_body): Update.
9377 * global.c (compute_regsets): Update.
9378 (global_alloc): Update.
9379 * dwarf2out.c (dwarf2out_begin_prologue): Update.
9380 * expr.c (expand_assignment): Update.
9381 * dse.c (dse_step0): Update.
9382 (dse_step1): Update.
9383 * c-decl.c (store_parm_decls): Update.
9384 * local-alloc.c (combine_regs): Update.
9385 (find_free_reg): Update.
9386 * function.c (assign_parms_augmented_arg_list): Update.
9387 (assign_parm_find_data_types): Update.
9388 (assign_parms): Update.
9389 (allocate_struct_function): Update.
9390 (expand_function_start): Update.
9391 (expand_function_end): Update.
9392 (get_arg_pointer_save_area): Update.
9393 (thread_prologue_and_epilogue_insns): Update.
9394 (rest_of_match_asm_constraints): Update.
9395 * stor-layout.c (variable_size): Update.
9396 * gcse.c (gcse_main): Update.
9397 (bypass_jumps): Update.
9398 * gimplify.c (gimplify_function_tree): Update.
9399 * calls.c (emit_call_1): Update.
9400 (expand_call): Update.
9401 * bt-load.c (compute_defs_uses_and_gen): Update.
9402 * except.c (sjlj_assign_call_site_values): Update.
9403 (sjlj_emit_function_enter): Update.
9404 (can_throw_external): Update.
9405 (set_nothrow_function_flags): Update.
9406 (expand_builtin_unwind_init): Update.
9407 (expand_eh_return): Update.
9408 (convert_to_eh_region_ranges): Update.
9409 (output_function_exception_table): Update.
9410 * emit-rtl.c (gen_tmp_stack_mem): Update.
9411 * cfgexpand.c (expand_used_vars): Update.
9412 (tree_expand_cfg): Update.
9413 * cfgcleanup.c (rest_of_handle_jump): Update.
9414 * explow.c (allocate_dynamic_stack_space): Update.
9415 * varasm.c (assemble_start_function): Update.
9416 (force_const_mem): Update.
9417 (mark_constant_pool): Update.
9418 * tree-optimize.c (tree_rest_of_compilation): Update.
9419 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
9420 * tree-cfg.c (notice_special_calls): Update.
9421 (is_ctrl_altering_stmt): Update.
9422 (tree_can_make_abnormal_goto): Update.
9423 (tree_purge_dead_abnormal_call_edges): Update.
9424 * config/alpha/predicates.md: Update.
9425 * config/alpha/alpha.c (alpha_sa_mask): Update.
9426 (alpha_sa_size): Update.
9427 (alpha_does_function_need_gp): Update.
9428 (alpha_expand_prologue): Update.
9429 (alpha_start_function): Update.
9430 (alpha_output_function_end_prologue): Update.
9431 (alpha_expand_epilogue): Update.
9432 * config/frv/frv.c (frv_stack_info): Update.
9433 (frv_expand_epilogue): Update.
9434 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
9435 (s390_register_info): Update.
9436 (s390_frame_info): Update.
9437 (s390_init_frame_layout): Update.
9438 (s390_can_eliminate): Update.
9439 (save_gprs): Update.
9440 * config/spu/spu.c (spu_split_immediate): Update.
9441 (need_to_save_reg): Update.
9442 (spu_expand_prologue): Update.
9443 (spu_expand_epilogue): Update.
9444 * config/sparc/sparc.md: Update.
9445 * config/sparc/sparc.c (eligible_for_return_delay): Update.
9446 (sparc_tls_got): Update.
9447 (legitimize_pic_address): Update.
9448 (sparc_emit_call_insn): Update.
9449 (sparc_expand_prologue): Update.
9450 (output_return): Update.
9451 (print_operand): Update.
9452 (sparc_function_ok_for_sibcall): Update.
9453 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
9454 * config/m32r/m32r.md: Update.
9455 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
9456 (m32r_compute_frame_size): Update.
9457 (m32r_expand_prologue): Update.
9458 (m32r_expand_epilogue): Update.
9459 (m32r_legitimize_pic_address): Update.
9460 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
9461 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
9462 * config/i386/i386.c (ix86_frame_pointer_required): Update.
9464 (ix86_save_reg): Update.
9465 (ix86_compute_frame_layout): Update.
9466 (ix86_expand_prologue): Update.
9467 (ix86_expand_epilogue): Update.
9468 * config/sh/sh.c (output_stack_adjust): Update.
9469 (calc_live_regs): Update.
9470 (sh5_schedule_saves): Update.
9471 (sh_expand_prologue): Update.
9472 (sh_expand_epilogue): Update.
9473 (sh_setup_incoming_varargs): Update.
9474 (sh_allocate_initial_value): Update.
9475 (sh_get_pr_initial_val): Update.
9476 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
9477 * config/sh/sh.md (label:): Update.
9478 * config/avr/avr.c (out_movhi_mr_r): Update.
9479 * config/crx/crx.h (enum): Update.
9480 * config/xtensa/xtensa.h (along): Update.
9481 * config/stormy16/stormy16.c Update.
9482 (xstormy16_compute_stack_layout): Update.
9483 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
9484 (fr30_expand_prologue): Update.
9485 * config/cris/cris.c (cris_conditional_register_usage): Update.
9486 (cris_reg_saved_in_regsave_area): Update.
9487 (cris_initial_frame_pointer_offset): Update.
9488 (cris_simple_epilogue): Update.
9489 (cris_expand_prologue): Update.
9490 (cris_expand_epilogue): Update.
9491 (cris_expand_pic_call_address): Update.
9492 (cris_asm_output_symbol_ref): Update.
9493 (cris_asm_output_label_ref): Update.
9494 * config/cris/cris.md Update.
9495 * config/iq2000/iq2000.c (compute_frame_size): Update.
9496 (iq2000_expand_epilogue): Update.
9497 * config/mt/mt.h (save_direction): Update.
9498 * config/mn10300/mn10300.c (mn10300_function_value): Update.
9499 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
9500 (ia64_secondary_reload_class): Update.
9501 * config/m68k/m68k.c (m68k_save_reg): Update.
9502 (m68k_expand_prologue): Update.
9503 (m68k_expand_epilogue): Update.
9504 (legitimize_pic_address): Update.
9505 * config/rs6000/rs6000.c (rs6000_got_register): Update.
9506 (first_reg_to_save): Update.
9507 (first_altivec_reg_to_save): Update.
9508 (compute_vrsave_mask): Update.
9509 (compute_save_world_info): Update.
9510 (rs6000_stack_info): Update.
9511 (spe_func_has_64bit_regs_p): Update.
9512 (rs6000_ra_ever_killed): Update.
9513 (rs6000_emit_eh_reg_restore): Update.
9514 (rs6000_emit_allocate_stack): Update.
9515 (rs6000_emit_prologue): Update.
9516 (rs6000_emit_epilogue): Update.
9517 (rs6000_output_function_epilogue): Update.
9518 (output_profile_hook): Update.
9519 (rs6000_elf_declare_function_name): Update.
9520 * config/rs6000/rs6000.h (rs6000_args): Update.
9521 * config/rs6000/rs6000.md: Update.
9522 * config/mcore/mcore.c (mcore_expand_prolog): Update.
9523 * config/arc/arc.c (arc_output_function_epilogue): Update.
9524 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
9525 * config/darwin.c (machopic_function_base_name): Update.
9526 * config/score/score3.c (score3_compute_frame_size): Update.
9529 (score3_epilogue): Update.
9530 * config/score/score7.c (score7_compute_frame_size): Update.
9531 (score7_prologue): Update.
9532 (score7_epilogue): Update.
9533 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
9534 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
9535 * config/arm/arm.c (use_return_insn): Update.
9536 (require_pic_register): Update.
9537 (arm_load_pic_register): Update.
9538 (arm_compute_save_reg0_reg12_mask): Update.
9539 (arm_compute_save_reg_mask): Update.
9540 (thumb1_compute_save_reg_mask): Update.
9541 (output_return_instruction): Update.
9542 (arm_output_function_prologue): Update.
9543 (arm_output_epilogue): Update.
9544 (arm_get_frame_offsets): Update.
9545 (arm_expand_prologue): Update.
9546 (thumb_pushpop): Update.
9547 (thumb_exit): Update.
9548 (thumb1_expand_prologue): Update.
9549 (thumb1_expand_epilogue): Update.
9550 (arm_unwind_emit): Update.
9551 (arm_output_fn_unwind): Update.
9552 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
9553 * config/arm/arm.md: Update.
9554 * config/pa/pa.md: Update.
9555 * config/pa/pa.c (legitimize_pic_address): Update.
9556 (compute_frame_size): Update.
9557 (hppa_expand_prologue): Update.
9558 (hppa_expand_epilogue): Update.
9559 (borx_reg_operand): Update.
9560 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
9561 (HARD_REGNO_RENAME_OK): Update.
9562 * config/mips/mips.c (mips_global_pointer): Update.
9563 (mips_save_reg_p): Update.
9564 (mips_compute_frame_info): Update.
9565 (mips_frame_pointer_required): Update.
9566 (mips_expand_prologue): Update.
9567 (mips_expand_epilogue): Update.
9568 (mips_can_use_return_insn): Update.
9569 (mips_reorg_process_insns): Update.
9570 * config/v850/v850.c (compute_register_save_size): Update.
9571 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
9572 * config/mmix/mmix.c (along): Update.
9573 (mmix_expand_epilogue): Update.
9574 * config/bfin/bfin.c (legitimize_pic_address): Update.
9575 (must_save_p): Update.
9576 (stack_frame_needed_p): Update.
9577 (add_to_reg): Update.
9578 (bfin_expand_prologue): Update.
9579 * stmt.c (expand_asm_operands): Update.
9580 * reload1.c (reload): Update.
9581 (init_elim_table): Update.
9583 2008-04-25 Bob Wilson <bob.wilson@acm.org>
9585 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
9587 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
9589 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
9590 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
9591 (mov<mode>): Removed.
9592 (*movv4sf_internal): Likewise.
9593 (*movv2df_internal): Likewise.
9595 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
9597 * config.gcc (crx-*-elf): Remove deprecation.
9599 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
9601 * config/i386/cygming-crtend.c (register_frame_ctor): Register
9602 __gcc_deregister_frame with atexit.
9603 (deregister_frame_dtor): Remove.
9605 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
9606 Nathan Sidwell <nathan@codesourcery.com>
9608 * config/rs6000/rs6000.opt (mspe): Remove Var property.
9610 * config/rs6000/rs6000.h (rs6000_spe): Declare.
9611 (rs6000_isel): Likewise.
9612 * config/rs6000/rs6000.c (rs6000_spe): New variable.
9613 (rs6000_isel): New variable.
9614 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
9616 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9619 * c-common.c (handle_vector_size_attribute): Call
9620 lang_hooks.types.reconstruct_complex_type instead of
9621 reconstruct_complex_type.
9622 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
9623 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
9624 * langhooks.h (struct lang_hooks_for_types): Add
9625 reconstruct_complex_type hook.
9626 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
9627 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
9629 2008-04-24 Richard Guenther <rguenther@suse.de>
9631 * c-common.h (check_builtin_function_arguments): Declare.
9632 * c-common.c (validate_nargs): New function.
9633 (check_builtin_function_arguments): Likewise.
9634 * c-typeck.c (build_function_call): Call
9635 check_builtin_function_arguments.
9636 * builtins.c (fold_builtin_classify): Remove error reporting code.
9637 (fold_builtin_unordered_cmp): Likewise.
9638 (fold_builtin_1): Likewise.
9639 (fold_builtin_n): Likewise.
9641 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9643 PR tree-optimization/36008
9644 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
9645 the original op1, rather than delta by step.
9647 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
9648 Sebastian Pop <sebastian.pop@amd.com>
9650 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
9651 eliminate_local_variables_stmt, eliminate_local_variables,
9652 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
9653 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
9654 of code delimited by two edges in the CFG.
9655 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
9656 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
9657 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
9658 the case of parallelisation of reductions.
9659 (expr_invariant_in_region_p): New.
9661 * tree-flow.h (gather_blocks_in_sese_region): Declared.
9662 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
9664 2008-04-24 Ira Rosen <irar@il.ibm.com>
9665 Richard Guenther <rguenther@suse.de>
9667 PR tree-optimization/36034
9668 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
9669 incapable of dealing with loads with gaps.
9671 2008-04-24 Rafael Espindola <espindola@google.com>
9673 * tree-flow.h (vrp_evaluate_conditional): Change signature.
9674 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9675 vrp_evaluate_conditional.
9676 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
9677 (vrp_evaluate_conditional): Split the cond argument.
9678 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
9679 (simplify_stmt_for_jump_threading): Update call to
9680 vrp_evaluate_conditional.
9682 2008-04-24 Ira Rosen <irar@il.ibm.com>
9684 PR tree-optimization/35982
9685 * tree-vect-analyze.c (vect_check_interleaving): Check that the
9686 interleaved data-refs are of the same type.
9688 2008-04-24 Danny Smith <dannysmith@users.net>
9690 * c-format.c (check_format_info_main): Use strncmp rather than a
9691 magic prefix to handle multichar length specs.
9692 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
9693 Don't prefix "I64" and "I32" with '\0'.
9695 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9698 * config/i386/i386.c (init_cumulative_args): Don't pass anything
9699 in registers for -m32 only if stdarg_p (fntype).
9701 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
9703 PR rtl-optimization/36006
9704 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
9705 temp to op0 in order to avoid invalid rtx sharing.
9707 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9709 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
9710 check TREE_INVARIANT.
9711 * tree-gimple.c (is_gimple_address): New.
9712 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
9713 * tree-gimple.h (is_gimple_address): New.
9714 * tree.h (decl_address_invariant_p): New.
9715 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
9716 (build_string): Likewise.
9717 (decl_address_invariant_p): New, from is_gimple_invariant_address.
9718 (tree_invariant_p_1): Likewise.
9719 (save_expr): Use it.
9720 (tree_invariant_p): New.
9721 (skip_simple_arithmetic): Use it.
9722 (stabilize_reference_1): Use it.
9723 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
9725 (build1_stat): Drop code to compute TREE_INVARIANT.
9726 (build2_stat): Drop code to compute TREE_INVARIANT.
9727 (build3_stat): Drop code to compute TREE_INVARIANT.
9728 (build4_stat): Drop code to compute TREE_INVARIANT.
9729 (build5_stat): Drop code to compute TREE_INVARIANT.
9730 (build7_stat): Drop code to compute TREE_INVARIANT.
9731 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
9732 * tree.h (struct tree_base): Remove invariant_flag.
9733 (TREE_INVARIANT): Remove.
9734 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
9735 (fold_builtin_expect): Check TREE_CONSTANT.
9736 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
9737 * c-tree.h (c_expr_to_decl): Drop third parameter.
9738 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
9739 (build_c_cast): Don't set TREE_INVARIANT.
9740 (pop_init_level): Don't set TREE_INVARIANT.
9741 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
9742 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
9744 (gimplify_init_constructor): Don't set TREE_INVARIANT.
9745 (gimplify_addr_expr): Adjust comment.
9746 * tree-mudflap.c (mf_build_string):
9747 * print-tree.c (print_node): Don't print TREE_INVARIANT.
9748 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
9749 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
9750 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
9751 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
9752 * langhooks.h (struct lang_hooks): Drop third parameter from
9755 2008-04-23 Richard Guenther <rguenther@suse.de>
9757 PR tree-optimization/27799
9758 PR tree-optimization/32921
9759 PR tree-optimization/32624
9760 * tree-ssa-structalias.c (merge_smts_into): Only merge the
9761 SMTs aliases and the tag itself into the solution.
9762 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
9763 merge the points-to solution back into the SMT aliases.
9764 (may_alias_p): Use alias_set_subset_of instead of
9765 aliases_conflict_p. A pointer which points to
9766 memory with alias set zero may access any variable.
9768 2008-04-23 Richard Guenther <rguenther@suse.de>
9770 * alias.c (alias_set_subset_of): Correctly handle asking
9771 if zero is a subset of an alias set with zero child.
9772 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
9773 (compute_flow_insensitive_aliasing): Correctly walk all
9774 pointers. Do not unnecessarily union sets.
9776 2008-04-23 Richard Guenther <rguenther@suse.de>
9779 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
9781 2008-04-22 Tomas Bily <tbily@suse.cz>
9783 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
9785 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
9787 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9788 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9789 * tree-inline.c (estimate_num_insns_1): Likewise.
9790 * varasm.c (const_hash_1, compare_constant, copy_constant)
9791 (compute_reloc_for_constant, output_addressed_constants): Likewise.
9792 * emit-rtl.c (component_ref_for_mem_expr)
9793 (set_mem_attributes_minus_bitpos): Likewise.
9794 * expr.c (highest_pow2_factor, expand_expr_real_1, )
9795 (is_aligning_offset): Likewise.
9796 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
9797 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9798 * dojump.c (do_jump): Likewise.
9799 * builtins.c (get_pointer_alignment, get_memory_rtx)
9800 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
9801 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
9803 2008-04-23 Jakub Jelinek <jakub@redhat.com>
9805 PR rtl-optimization/36017
9806 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
9807 expanding the library call.
9809 2008-04-22 Ian Lance Taylor <iant@google.com>
9811 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
9814 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
9816 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
9817 of LR/CTR moves for Power6.
9819 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9822 * passes.c (init_optimization_passes): Remove
9823 pass_fast_rtl_byte_dce.
9825 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
9828 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
9829 builtin functions to generate faster code.
9830 (_mm_cvtpu16_ps): Ditto.
9831 (_mm_cvtpi32x2_ps): Ditto.
9833 2008-04-22 Nick Clifton <nickc@redhat.com>
9835 * common.opt (ftree-loop-distribution): Add Optimization
9838 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
9839 (frv_expand_builtin_va_start): Likewise.
9841 * config/arm/arm.c (thumb_find_work_register): Fix location of
9842 argument register count.
9844 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9846 Support scheduling for ColdFire V1 and V3 microarchitecture.
9847 Improve scheduling of multiplication instructions.
9849 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
9850 (mac): New instruction attribute.
9851 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
9852 (m68k_sched_mac): New variable.
9853 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
9854 Handle cfv1 and cfv3.
9855 (max_insn_size): New static variable.
9856 (struct _sched_ib): New type.
9857 (sched_ib): New static variable.
9858 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
9859 to fields of 'struct _sched_ib sched_ib'. Update all uses.
9860 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
9862 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
9863 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
9864 new variables. Update.
9865 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
9866 Add modeling of cfv3 instruction buffer. Update.
9867 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
9868 * config/m68k/m68k.h (TUNE_CFV3): New macro.
9869 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
9870 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
9871 a particular reservation applies to.
9872 (type2): Reorganize attribute values. Rename alu to alu_reg,
9873 alu_l to alu, move_l to omove. Join move to alu. Split mul
9875 (cf_ib_*): Simplify description of instruction buffer.
9876 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
9877 (cf_mem): Split into cf_mem1 and cf_mem2.
9878 (cf_v2_move_??): Rename to cfv12_alu_??.
9879 (cf_v2_move_l_??): Rename to cfv12_omove_??.
9880 (cf_v2_mul_??): Remove reservations.
9881 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
9882 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
9883 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
9885 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
9886 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
9887 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
9888 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
9889 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
9890 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
9891 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
9892 expansions of the above reservations for instructions of sizes
9895 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9897 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
9899 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
9901 * coverage.c: Include tree-pass.h.
9902 (coverage_counter_alloc): Print da_file_name to the dump file.
9904 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
9906 * sbitmap.c (sbitmap_range_empty_p): New function.
9907 * sbitmap.h (sbitmap_range_empty_p): New function.
9908 * bitmap.h: Now includes obstack.h.
9910 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
9911 Kenneth Zadeck <zadeck@naturalbridge.com>
9913 * dbgcnt.def (ra_byte_scan): Added.
9914 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
9915 when the last hit happens for a counter.
9916 * timevar.def (TV_DF_BYTE_LR): New variable.
9917 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
9918 * passes.c (pass_fast_rtl_byte_dce): New pass.
9919 * fwprop.c (update_df): Added mode to call df_ref_create.
9920 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9921 DF_REF_EXTRACT_OFFSET.
9922 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
9923 DF_BYTE_LR_OUT, df_byte_lr): New macro.
9925 (df_ref_extract): Added mode field.
9926 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
9927 DF_REF_EXTRACT_OFFSET.
9928 (DF_REF_EXTRACT_MODE): New macro.
9929 (df_byte_lr_bb_info): New structure.
9930 (df_print_byte_regset, df_compute_accessed_bytes,
9931 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
9932 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
9933 df_byte_lr_simulate_uses,
9934 df_byte_lr_simulate_artificial_refs_at_top,
9935 df_byte_lr_simulate_artificial_refs_at_end,
9936 df_compute_accessed_bytes): New function.
9937 (df_ref_create): Add parameter.
9938 (df_byte_lr_get_bb_info): New inline function.
9939 * df-scan.c (df_ref_record, df_uses_record,
9940 df_ref_create_structure): Added mode parameter.
9941 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
9942 df_defs_record, df_uses_record, df_get_conditional_uses,
9943 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
9944 df_entry_block_defs_collect, df_exit_block_uses_collect):
9945 Added mode parameter to calls to df_ref_record, df_uses_record,
9946 df_ref_create_structure.
9947 (df_ref_equal_p, df_ref_compare): Added test for modes.
9948 (df_ref_create_structure): Added code to set mode. Renamed
9949 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9950 DF_REF_EXTRACT_OFFSET.
9951 * df-core.c (df_print_byte_regset): New function.
9952 * df-byte-scan.c: New file.
9953 * df-problems.c (df_rd_transfer_function): Removed unnecessary
9954 calls to BITMAP_FREE.
9955 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
9956 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
9957 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
9958 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
9959 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
9960 df_byte_lr_local_compute, df_byte_lr_init,
9961 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
9962 df_byte_lr_transfer_function, df_byte_lr_free,
9963 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
9964 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
9965 df_byte_lr_simulate_uses,
9966 df_byte_lr_simulate_artificial_refs_at_top,
9967 df_byte_lr_simulate_artificial_refs_at_end): New function.
9968 * dce.c (byte_dce_process_block): New function.
9969 (dce_process_block): au is now passed in rather than computed
9970 locally. Changed loops that look at artificial defs to not look
9971 for conditional or partial ones, because there never are any.
9972 (fast_dce): Now is able to drive byte_dce_process_block or
9973 dce_process_block depending on the kind of dce being done.
9974 (rest_of_handle_fast_dce): Add parameter to fast_dce.
9975 (rest_of_handle_fast_byte_dce): New function.
9976 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
9977 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
9979 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
9982 * gcc.h: Added fortran options that take arguments to
9983 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
9986 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
9988 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
9989 scalarization if on the LHS and not a full access.
9991 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9993 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
9995 2008-04-18 Rafael Espindola <espindola@google.com>
9997 * tree-vrp.c (find_case_label_index): Fix the binary search.
9998 (find_case_label_range): New.
9999 (vrp_visit_switch_stmt): Use find_case_label_range.
10000 (simplify_switch_using_ranges): Use find_case_label_range.
10002 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
10004 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
10005 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
10007 2008-04-18 Tom Tromey <tromey@redhat.com>
10010 * doc/cpp.texi (Implementation-defined behavior): Mention
10013 2008-04-18 Ian Lance Taylor <iant@google.com>
10015 * fold-const.c (pointer_may_wrap_p): New static function.
10016 (fold_comparison): Add another test for pointer overflow. Use
10017 pointer_may_wrap_p to disable some false positives.
10019 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
10021 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
10022 (fname_as_string): Match updated cpp_interpret_string prototype.
10023 (fix_string_type): Support char16_t* and char32_t*.
10024 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
10025 derivative) nodes. Register as builtin if C++0x.
10026 (c_parse_error): Support CPP_CHAR{16,32}.
10027 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
10028 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
10029 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
10030 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
10031 CTI_CHAR32_ARRAY_TYPE>: New elements.
10032 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
10033 char32_type_node, signed_char32_type_node, char16_array_type_node,
10034 char32_array_type_node): New defines.
10035 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
10036 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
10037 (lex_string): Support CPP_STRING{16,32}, match updated
10038 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
10039 (lex_charconst): Support CPP_CHAR{16,32}.
10040 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
10041 and CPP_STRING{16,32}.
10043 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
10046 * aclocal.m4: Regenerate.
10047 * configure: Regenerate.
10049 2008-04-18 Jan Hubicka <jh@suse.cz>
10051 * except.c (dw2_size_of_call_site_table,
10052 sjlj_size_of_call_site_table): Use vector API for call_site_record.
10054 * cgraphbuild.c (build_cgraph_edges): Update.
10055 * tree-pass.h: Update comment.
10056 * final.c (leaf_function_p): Update.
10057 (leaf_renumber_regs): Update.
10058 (rest_of_clean_state): Update.
10059 * omp-low.c (expand_omp_parallel): Update.
10060 * ipa-reference.c (analyze_function): Update.
10061 * reorg.c (find_end_label): Update.
10062 (optimize_skip): Update.
10063 (fill_simple_delay_slots): Update.
10064 (fill_simple_delay_slots): Update.
10065 (make_return_insns): Update.
10066 (dbr_schedule): Update.
10067 * gimple-low.c (record_vars_into): Update.
10068 * cfgbuild.c (make_edges): Update.
10069 * function.c (assign_stack_local): Update.
10070 (assign_parm_adjust_stack_rtl): Update.
10071 (locate_and_pad_parm): Update.
10072 (allocate_struct_function): Do not initialize stack_alignment_needed
10073 and preferred_stack_boundary here.
10074 (stack_protect_prologue): Update.
10075 (stack_protect_epilogue): Update.
10076 (expand_function_start): Initialize stack_alignment_needed,
10077 preferred_stack_boundary and max_jumptable_ents.
10078 (expand_function_end): Update.
10079 (free_after_compilation): Do not NULLify epilogue_delay_list.
10080 * function.h (struct rtl_data): Add stack_protect_guard,
10081 stack_alignment_needed,
10082 preferred_stack_boundary, epilogue_delay_list.
10083 (struct function): Remove value_histograms, stack_alignment_needed,
10084 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
10086 unexpanded_var_list, stack_protect_guard.
10087 (current_function_epilogue_delay_list): Remove.
10088 * ipa-type-escape.c (analyze_function): Update.
10089 * gimplify.c (pop_gimplify_context): Update comment.
10090 * calls.c (expand_call): Update.
10091 (emit_library_call_value_1): Update.
10092 * except.c (set_nothrow_function_flags): Update.
10093 * cfgexpand.c (get_decl_align_unit): Update.
10094 (create_stack_guard): Update.
10095 (estimated_stack_frame_size): Update.
10096 (expand_used_vars): Update.
10097 (tree_expand_cfg): Free histogram earliers, init expansion variables.
10098 * explow.c (allocate_dynamic_stack_space): Update.
10099 * tree-ssa-live.c (remove_unused_locals): Update.
10100 * varasm.c (mark_constant_pool): Update.
10101 * tree-inline.c (remap_decls): Update.
10102 (initialize_cfun): Update.
10103 (declare_return_variable): Update.
10104 (inline_forbidden_p): Update.
10105 (expand_call_inline): Update.
10106 (declare_inline_vars): Update.
10107 (tree_function_versioning): Update.
10108 * tree-flow.h (value_histograms): New.
10109 (VALUE_HISTOGRAMS): New macro.
10110 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
10112 * tree-cfg.c (set_bb_for_stmt): Update.
10113 (replace_by_duplicate_decl): Update.
10114 (move_block_to_fn): Update.
10115 (new_label_mapper): Update.
10116 (dump_function_to_file): Update.
10117 * ipa-struct-reorg.c (build_data_structure): Update.
10118 * cfgrtl.c (print_rtl_with_bb): Update.
10119 * reload1.c (reload): Update.
10121 * config/i386/i386.c (setup_incoming_varargs_64,
10122 ix86_compute_frame_layout): Update.
10123 * config/arc/arc.c (arc_output_function_epilogue): Update.
10125 2008-04-18 Marius Strobl <marius@FreeBSD.org>
10127 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
10128 for FreeBSD as well.
10129 * gthr-posix95.h: Likewise.
10131 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
10133 PR rtl-optimization/35838
10134 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
10135 out the byte offset of the first subreg.
10137 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
10139 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
10140 to split_ti instead of three separate calls with single member arrays.
10141 (subti3 splitter): Ditto.
10142 (adddi3 splitter): Ditto with split_di.
10143 (subdi3 splitter): Ditto.
10144 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
10145 two separate calls with single member arrays. Swap match_dup
10146 operands 1 and 2 to better fit into the array.
10147 (negdi2 splitter): Ditto with split_di.
10148 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
10149 two separate calls with single member arrays. Swap match_dup operands
10150 6 and 7 to better fit into the array.
10152 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
10154 * config/i386/i386.c (sse_builtin_type): New.
10155 (bdesc_sse_args): Likewise.
10156 (bdesc_sse_3arg): Removed.
10157 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
10158 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
10159 IX86_BUILTIN_ROUNDPS.
10160 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
10161 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
10162 IX86_BUILTIN_ROUNDPS.
10163 (ix86_expand_sse_4_operands_builtin): Removed.
10164 (ix86_expand_sse_operands_builtin): New.
10165 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
10166 and CODE_FOR_sse4_1_roundps.
10167 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
10168 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
10170 2008-04-17 Alan Modra <amodra@bigpond.net.au>
10173 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
10174 regs before frame pop when needed. If use_backchain_to_restore_sp
10175 then load backchain into a temp reg to restore vr and vrsave. Add
10176 code to restore vr after frame pop if possible.
10178 2008-04-17 Richard Guenther <rguenther@suse.de>
10180 * tree-vn.c (expressions_equal_p): Do not check type
10181 equality or compatibility before calling operand_equal_p.
10182 * fold-const.c (operand_equal_p): Check equivalence of
10183 integer constants before bailing out due to signedness or
10184 precision differences.
10185 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
10186 spurious differences in type qualification. Ignore types
10187 for COMPONENT_REFs at all.
10189 2008-04-17 Christian Bruel <christian.bruel@st.com>
10191 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
10192 msw_skip comparison.
10194 2008-04-16 Jakub Jelinek <jakub@redhat.com>
10197 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
10200 PR tree-optimization/35899
10201 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
10202 rather than TREE_OPERAND.
10204 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
10207 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
10208 temporary registers. Change operand predicate to general_operand.
10209 (remainderxf3): Ditto.
10211 2008-04-16 Richard Guenther <rguenther@suse.de>
10213 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
10214 * tree-affine.c (aff_combination_expand): Look through some
10217 2008-04-15 Doug Kwan <dougkwan@google.com>
10219 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
10221 * tree-pretty-print.c (dump_generic_node): Ditto.
10222 * final.c (output_addr_const): Ditto.
10223 * dwarf2out.c (output_cfi): Ditto.
10224 * c-pretty-print.c (pp_c_integer_constant): Ditto.
10225 * print-rtl.c (print_rtx): Ditto.
10226 * print-tree.c (print_node_brief, print_node): Ditto.
10227 * c-common.c (match_case_to_enum_1): Ditto.
10228 * sched-vis.c (print_value): Ditto.
10229 * config/i386/i386.c (print_operand): Cast to long unsigned int
10232 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
10233 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
10234 MS Windows VirtualProtect function.
10236 2008-04-15 Jan Hubicka <jh@suse.cz>
10238 * gengtype.c (write_root): Param_is argument is OK.
10239 * expr.c (expand_expr_real_1): Update call of get_exception_*.
10240 * function.h: Include varray.h
10241 (rtl_eh): New stucture based on except.c one.
10242 (call_site_record): New forward declaration and vector type.
10243 * calls.c (emit_call_1): Do not call
10244 note_current_region_may_contain_throw.
10245 * except.c (eh_status): Remove cur_region, try_region since they are
10247 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
10248 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
10249 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
10250 Remove call_site_data_used, call_site_data_size.
10251 Turn call_site_record into vector in function.h.
10252 (note_current_region_may_contain_throw): Remove.
10253 (get_exception_pointer, get_exception_filter): Do not take struct
10254 function argument; update.
10255 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
10256 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
10257 build_post_landing_pads, dw2_build_landing_pads,
10258 sjlj_assign_call_site_values, sjlj_mark_call_sites,
10259 sjlj_emit_function_enter, sjlj_emit_function_enter,
10260 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
10261 sjlj_build_landing_pads, finish_eh_generation,
10262 remove_exception_handler_label, remove_eh_handler,
10263 maybe_remove_eh_handler, add_reachable_handler,
10264 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
10265 add_action_record, collect_one_action_chain, add_call_site,
10266 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
10267 sjlj_output_call_site_table, output_function_exception_table,
10268 * except.h (note_current_region_may_contain_throw): Remove
10269 (get_exception_pointer, get_exception_filter): Do not take struct
10271 * Makefile.in (GTFILES): Put varargs before struct function.
10273 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
10275 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
10276 punt for STRING_CST.
10277 (get_constraint_for): Deal with STRING_CST here instead.
10279 2008-04-15 Richard Guenther <rguenther@suse.de>
10281 * tree-ssa-propagate.c (substitute_and_fold): Substitute
10282 statements in a basic-block with a backward walk. Do not
10283 substitute into dead statements but instead remove those.
10285 2008-04-15 Richard Guenther <rguenther@suse.de>
10287 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
10288 to zero, thus disable creation of SFTs.
10290 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
10292 * tree-predcom.c (suitable_reference_p): Return false if the
10293 reference can throw.
10295 2008-04-15 Jakub Jelinek <jakub@redhat.com>
10298 * c-decl.c (finish_decl): If extern or static var has variable
10299 size, set TREE_TYPE (decl) to error_mark_node.
10301 2008-04-15 Rafael Espindola <espindola@google.com>
10303 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
10306 2008-04-15 Richard Guenther <rguenther@suse.de>
10308 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
10309 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
10310 (visit_reference_op_load): Do walk vuse-vdef chains on
10311 vn_reference_lookup.
10312 (visit_reference_op_store): But do not here.
10313 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
10314 vn_reference_lookup.
10315 (vn_lookup_with_vuses): But do so here.
10317 2008-04-14 Ian Lance Taylor <iant@google.com>
10319 * fold-const.c (fold_overflow_warning): Remove assertion.
10321 2008-04-15 Ben Elliston <bje@au.ibm.com>
10323 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
10324 temp1 local variables.
10326 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
10329 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
10330 ".text.unlikely" section as executable.
10332 2008-04-14 James E. Wilson <wilson@tuliptree.org>
10334 * config/ia64/ia64.c (rtx_needs_barrier): Handle
10335 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
10336 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
10337 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
10338 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
10339 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
10340 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
10342 2008-04-14 Ian Lance Taylor <iant@google.com>
10344 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
10345 * fold-const.c (fold_comparison): If appropriate, test
10346 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
10347 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
10348 reassociating a pointer type.
10349 * doc/invoke.texi (Optimize Options): Document that
10350 -fstrict-overflow applies to pointer wraparound.
10352 2008-04-13 Jan Hubicka <jh@suse.cz>
10354 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
10356 2008-04-12 Andrew Pinski <pinskia@gmail.com>
10358 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
10359 we are going to "save the world".
10361 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
10363 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
10364 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
10365 operand 0 constraint, not "=".
10367 2008-04-11 James E. Wilson <wilson@tuliptree.org>
10369 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
10371 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
10373 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
10374 of size of positions_needed * CHAR_BIT.
10376 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
10378 PR middle-end/35897
10379 * dse.c (store_info): Change positions_needed to unsigned
10381 (lowpart_bitmask): New.
10382 (record_store): Cast to unsigned HOST_WIDE_INT for
10383 positions_needed. Assert width <= size of positions_needed *
10384 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
10385 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
10386 lowpart_bitmask to set mask.
10388 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10390 * config/bfin/constraints.md: New file.
10391 * config/bfin/bfin.md: Include it.
10392 (adddi3): Use satisfies_constraint functions instead of the old macros.
10393 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
10394 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
10395 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
10396 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
10397 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
10398 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
10399 EXTRA_CONSTRAINT): Delete.
10400 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
10401 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
10403 * config/bfin/bfin.c: Include "tm-constrs.h".
10404 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
10405 Use satisfies_constraint functions instead of the old macros.
10406 * doc/md.texi (Blackfin Constraints): Update file name reference.
10408 2008-04-11 Richard Guenther <rguenther@suse.de>
10410 PR tree-optimization/35869
10411 * tree-vrp.c (execute_vrp): Move switch statement update after
10412 jump threading. Schedule another cfg cleanup run.
10414 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
10417 * attribs.c (decl_attributes): Return early on errorneous node.
10419 2008-04-10 Oleg Ryjkov <olegr@google.com>
10421 * tree.h (struct tree_base): Added a new flag default_def_flag.
10422 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
10424 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
10426 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
10428 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10431 * pa.md: Define mode iterator P. Define mode attribute dwc.
10432 (dcacheflush): Update pattern to use iterator P and attribute dwc.
10433 (icacheflush): Likewise.
10434 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
10435 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
10437 2008-04-11 Ben Elliston <bje@au.ibm.com>
10439 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
10441 2008-04-10 Rafael Espindola <espindola@google.com>
10443 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
10444 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
10445 (extract_range_from_expr): The same.
10447 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
10449 * config/mips/mips.md (GPR2): New mode iterator.
10450 (seq): Add comment.
10451 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
10452 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
10453 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
10454 Rewrite these to take two modes, the mode of comparison and the
10455 mode of the destination.
10456 * config/mips/mips.c (mips_expand_scc): Instead of having
10457 paradoxical subreg as destination, expand "narrowing" scc if mode
10458 of comparison is SI and target is requested in DI mode.
10459 (mips_emit_int_order_test): Update comment. Make mode of
10460 comparison match CMP0 rather than TARGET. When creating inverse
10461 target use mode of TARGET.
10463 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
10465 * gcov-dump.c (tag_summary): Only print summaries for the first
10466 GCOV_COUNTERS_SUMMABLE counters.
10468 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
10470 * config/i386/i386.md (absneg): New code iterator.
10471 (absnegprefix): New code attribute.
10472 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
10473 patterns using absneg code iterator.
10474 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
10475 using absneg code iterator.
10476 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
10477 *neg<mode>2 patterns using absneg code iterator.
10478 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
10479 *negextendsfdf2 patterns using absneg code iterator.
10480 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
10481 *negextendsfxf2 patterns using absneg code iterator.
10482 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
10483 *negextendsfdf2 patterns using absneg code iterator.
10484 * config/i386/sse.md (<code><mode>2): Macroize expander from
10485 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
10487 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
10489 * config/s390/s390.h: Remove the remains of the recent search
10490 & replace action of current_function_outgoing_args_size.
10492 2008-04-10 Ira Rosen <irar@il.ibm.com>
10494 PR tree-optimization/35821
10495 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
10496 NEW_STMT_LIST is not NULL.
10498 2008-04-09 David Edelsohn <edelsohn@gnu.org>
10501 * toplev.c (process_options): Remove -ffunction-sections debugging
10504 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
10506 PR middle-end/PR28690
10507 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
10508 than gen_rtx_fmt_ee to perform more canonicalizations.
10510 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10513 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
10515 2008-04-09 Richard Guenther <rguenther@suse.de>
10517 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
10518 (dump_function_to_file): Dump function arguments with types.
10520 2008-04-08 Richard Guenther <rguenther@suse.de>
10522 * fold-const.c (fold_widened_comparison): Do not allow
10523 sign-changes that change the result.
10525 2008-04-08 Janis Johnson <janis187@us.ibm.com>
10528 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
10529 kinds of indirect references.
10531 2008-04-08 David Edelsohn <edelsohn@gnu.org>
10533 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
10534 GNU Fortran language string.
10536 2008-04-08 Rafael Espindola <espindola@google.com>
10538 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
10539 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
10540 * tree.h (tree_call_nonnegative_warnv_p): New.
10542 2008-04-08 Jan Hubicka <jh@suse.cz>
10544 * function.c (free_after_compilation): Clear out regno_reg_rtx
10547 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
10550 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10552 PR middle-end/PR28690
10553 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
10554 same precedence as REG_POINTER and MEM_POINTER operands.
10556 2008-04-08 Richard Guenther <rguenther@suse.de>
10558 PR middle-end/35834
10559 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
10560 for adding index to base.
10562 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
10564 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
10565 (MINGW_ENABLE_EXECUTE_STACK): New.
10566 (IN_LIBGCC2): For libgcc include windows.h file for
10567 function declarations.
10569 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
10571 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
10572 and tem2 if tem1 is not a REG or MULT.
10574 2008-04-08 Jan Hubicka <jh@suse.cz>
10576 * function.h (incomming_args): Break out of struct function.
10577 (function_subsections): Break out of struct function.
10578 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
10579 return_rtx and hard_reg_initial_vals from struct function.
10580 Kill inl_max_label_num.
10581 (current_function_pops_args, current_function_args_info,
10582 current_function_args_size, current_function_args_size,
10583 current_function_pretend_args_size,
10584 current_function_outgoing_args_size,
10585 current_function_internal_arg_pointer, current_function_return_rtx):
10586 Kill compatibility accestor macros.
10587 * builtins.c (expand_builtin_apply_args_1): Update.
10588 (expand_builtin_next_arg): Update.
10589 * df-scan.c (df_get_call_refs): Update.
10590 * dbxout.c (dbxout_function_end): Update.
10591 * dwarf2out.c (dwarf2out_switch_text_section): Update.
10592 (output_line_info): Update.
10593 (secname_for_decl): Update.
10594 (dwarf2out_var_location): Update.
10595 * function.c (free_after_compilation): Update.
10596 (assign_parm_find_stack_rtl): Update.
10597 (assign_parms): Update.
10598 (expand_dummy_function_end): Update.
10599 (expand_function_end): Update.
10600 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
10601 (expand_call): Update.
10602 (emit_library_call_value_1): Update.
10603 (store_one_arg): Update.
10604 * varasm.c (initialize_cold_section_name): Update.
10605 (unlikely_text_section): Update.
10606 (unlikely_text_section_p): Update.
10607 (assemble_start_function): Update.
10608 (assemble_end_function): Update.
10609 (default_section_type_flags): Update.
10610 (switch_to_section): Update.
10611 * integrate.c (set_decl_abstract_flags): Update.
10612 (get_hard_reg_initial_val): Update.
10613 (has_hard_reg_initial_val): Update.
10614 (allocate_initial_values): Update.
10615 * resource.c (init_resource_info): Update.
10616 * config/alpha/alpha.c (NUM_ARGS): Update.
10617 (direct_return): Update.
10618 (alpha_va_start): Update.
10619 (alpha_sa_size): Update.
10620 (alpha_initial_elimination_offset): Update.
10621 (alpha_expand_prologue): Update.
10622 (alpha_start_function): Update.
10623 (alpha_expand_epilogue): Update.
10624 (unicosmk_initial_elimination_offset):
10625 * config/alpha/alpha.md (call expander): Update.
10626 * config/s390/s390.c (s390_register_info): Update.
10627 (s390_register_info): Update.
10628 (s390_frame_info): Update.
10629 (s390_initial_elimination_offset): Update.
10630 (s390_build_builtin_va_list): Update.
10631 (s390_va_start): Update.
10632 * config/spu/spu.c (direct_return): Update.
10633 (spu_expand_prologue): Update.
10634 (spu_initial_elimination_offset): Update.
10635 (spu_build_builtin_va_list): Update.
10636 (spu_va_start): Update.
10637 * config/sparc/sparc.c (sparc_init_modes): Update.
10638 (sparc_compute_frame_size): Update.
10639 (function_value): Update.
10640 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
10641 * config/i386/i386.md (return expander): Update.
10642 * config/i386/i386.c (ix86_va_start): Update.
10643 (ix86_can_use_return_insn_p): Update.
10644 (ix86_compute_frame_layout): Update.
10645 (ix86_expand_epilogue): Update.
10646 * config/sh/sh.c (output_stack_adjust): Update.
10647 (calc_live_regs): Update.
10648 (sh_expand_prologue): Update.
10649 (sh_builtin_saveregs): Update.
10650 (sh_va_start): Update.
10651 (initial_elimination_offset): Update.
10652 (sh_allocate_initial_value): Update.
10653 (sh_function_ok_for_sibcall): Update.
10654 (sh_get_pr_initial_val): Update.
10655 * config/sh/sh.md (return expander): Update.
10656 * config/avr/avr.c (frame_pointer_required_p): UPdate.
10657 * config/crx/crx.c (crx_compute_frame): UPdate.
10658 (crx_initial_elimination_offset): UPdate.
10659 * config/xtensa/xtensa.c (compute_frame_size): Update
10660 (xtensa_builtin_saveregs): Update.
10661 (xtensa_va_start): Update.
10662 (order_regs_for_local_alloc): Update.
10663 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
10664 (xstormy16_expand_builtin_va_start): Update.
10665 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
10666 * config/m68hc11/m68hc11.md (return expanders): Update.
10667 * config/m68hc11/m68hc11.c (expand_prologue): Update.
10668 (expand_epilogue): Update.
10669 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
10670 (cris_simple_epilogue): Update.
10671 (cris_expand_prologue): Update.
10672 (cris_expand_epilogue): Update.
10673 * config/iq2000/iq2000.c (iq2000_va_start): Update.
10674 (compute_frame_size): Update.
10675 * config/mt/mt.c (mt_compute_frame_size): Update.
10676 * config/mn10300/mn10300.c (expand_prologue): Update.
10677 (expand_epilogue): Update.
10678 (initial_offset): Update.
10679 (mn10300_builtin_saveregs):
10680 * config/mn10300/mn10300.md (return expander): Update.
10681 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
10682 (ia64_initial_elimination_offset): Update.
10683 (ia64_initial_elimination_offset): Update.
10684 (ia64_expand_prologue): Update.
10685 * config/m68k/m68k.md (return expander): Update.
10686 * config/rs6000/rs6000.c (rs6000_va_start): Update.
10687 (rs6000_stack_info): Update.
10688 * config/mcore/mcore.c (layout_mcore_frame): Update.
10689 (mcore_expand_prolog): Update.
10690 * config/arc/arc.c (arc_compute_frame_size): Update.
10691 * config/score/score3.c (score3_compute_frame_size): Update.
10692 * config/score/score7.c (score7_compute_frame_size): Update.
10693 * config/arm/arm.c (use_return_insn): Update.
10694 (thumb_find_work_register): Update.
10695 (arm_compute_save_reg_mask): Update.
10696 (arm_output_function_prologue): Update.
10697 (arm_output_epilogue): Update.
10698 (arm_size_return_regs): Update.
10699 (arm_get_frame_offsets): Update.
10700 (arm_expand_prologue): Update.
10701 (thumb_exit): Update.
10702 (thumb_unexpanded_epilogue): Update.
10703 (thumb1_output_function_prologue): Update.
10704 * config/pa/pa.md (return expander): Update.
10705 * config/pa/pa.c (compute_frame_size): Update.
10706 (hppa_builtin_saveregs): Update.
10707 * config/mips/mips.c (mips_va_start): Update.
10708 (mips16_build_function_stub): Update.
10709 (mips_compute_frame_info): Update.
10710 (mips_restore_gp): Update.
10711 (mips_output_function_prologue): Update.
10712 (mips_expand_prologue): Update.
10713 * config/v850/v850.c (compute_frame_size): Update.
10714 (expand_prologue): * config/mmix/mmix.c (along): update.
10715 (mmix_initial_elimination_offset): update.
10716 (mmix_reorg): update.
10717 (mmix_use_simple_return): update.
10718 (mmix_expand_prologue): update.
10719 (mmix_expand_epilogue): Update.
10720 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
10721 (emit_link_insn): Update.
10723 2008-04-08 Anatoly Sokolov <aesok@post.ru>
10725 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
10726 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
10728 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
10731 2008-04-07 Jan Hubicka <jh@suse.cz>
10733 * function.h (rtl): Rename to x_rtl.
10734 (crtl): New define.
10735 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
10736 frame_offset, stack_check_probe_note, arg_pointer_save_area,
10737 used_temp_slots avail_temp_slots, temp_slot_level,
10738 nonlocal_goto_handler_labels): Update accesstors.
10739 (rtl): New global variable.
10740 (struct function): Move some fileds to rtl_data.
10741 (get_arg_pointer_save_area): Update prototype.
10742 * builtins.c (expand_builtin_setjmp_receiver): Update call of
10743 get_arg_pointer_save_area.
10744 * expr.c (init_expr): Update
10745 * function.c (get_frame_size): Update
10746 (assign_stack_local): Update
10747 (expand_function_end): Update.
10748 (get_art_pointer_save_area): Update
10750 * emit-rtl.c (rtl): Declare.
10751 (regno_reg_rtx): Declare.
10752 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
10754 (gen_reg_rtx): Update.
10755 * varasm.c (n_deferred_constatns): Update accestor.
10756 (init_varasm_status): Do not allocate varasm_status.
10757 (force_const_mem, get_pool_size, output_constant_pool): Update.
10758 * stmt.c (force_label_rtx): Do not use x_ prefixes.
10759 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
10760 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
10761 * sparc/sparc.h (INIT_EXPANDERS): Update.
10762 * ia64/ia64.h (INIT_EXPANDERS): Update.
10764 2008-04-07 James E. Wilson <wilson@tuliptree.org>
10766 * reload.c (push_secondary_reload): Add missing break to for loop.
10768 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10770 PR middle-end/PR28690
10771 * rtlanal.c: Update copyright years.
10772 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
10773 as REG_POINTER and MEM_POINTER operands.
10774 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
10775 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
10776 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
10777 * gcse.c: Update copyright years.
10778 (pre_delete): Call gen_reg_rtx_and_attrs.
10779 (hoist_code): Likewise.
10780 (build_store_vectors): Likewise.
10781 (delete_store): Likewise.
10782 * loop-invariant.c (move_invariant_reg): Likewise.
10783 Update copyright years.
10785 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
10787 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
10788 control string instead of quoted.
10790 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10792 * doc/rtl.texi: Rewrite of subreg section.
10794 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
10797 * config/i386/i386.c (legitimize_pic_address): Add treating
10798 of dllimport SYM_REF's.
10799 (legitimize_dllimport_symbol): Add prototype.
10801 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10803 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
10804 reference in constructor with non self-referential type.
10806 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10808 Removal of Return with Depressed Stack Pointer support
10809 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
10810 (ECF_SP_DEPRESSED): Likewise.
10811 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
10812 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
10813 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10814 (expand_call): Do not test ECF_SP_DEPRESSED.
10815 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10816 * function.c (keep_stack_depressed): Delete.
10817 (handle_epilogue_set): Likewise.
10818 (update_epilogue_consts): Likewise.
10819 (emit_equiv_load): Likewise.
10820 (thread_prologue_and_epilogue_insns): Remove support for Return with
10821 Depressed Stack Pointer.
10822 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10824 2008-04-06 Richard Guenther <rguenther@suse.de>
10826 PR tree-optimization/35400
10827 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
10828 information from SSA_NAMEs.
10830 2008-04-06 Anatoly Sokolov <aesok@post.ru>
10832 * config/avr/avr.h (avr_mega_p): Remove declaration.
10833 (AVR_MEGA): Remove macro.
10834 * config/avr/avr.c (avr_mega_p): Remove variable.
10835 (avr_override_options): Remove inicializion of avr_mega_p.
10836 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10837 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10838 (avr_jump_mode): (Ditto.).
10839 (avr_output_progmem_section_asm_op): (Ditto.).
10840 (avr_asm_init_sections): (Ditto.).
10841 (avr_asm_init_sections): (Ditto.).
10842 (avr_rtx_costs): (Ditto.).
10843 * config/avr/avr.md: (Ditto.).
10844 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
10847 2008-04-06 Richard Guenther <rguenther@suse.de>
10849 PR tree-optimization/35842
10850 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
10851 is_gimple_invariant_address.
10853 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10855 * gcc.c (default_compilers): Sync Fortran extensions list with
10856 that in fortran/lang-specs.h.
10857 * doc/invoke.texi: Likewise.
10858 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
10859 * dwarf2out.c (gen_compile_unit_die): Likewise.
10861 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
10863 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
10865 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
10868 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
10869 attribute is used for nested functions.
10871 2008-04-05 Jan Hubicka <jh@suse.cz>
10873 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
10875 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
10877 (dump_files): Update.
10878 (enable_rtl_dump_file): Do not accept letter argument.
10879 * tree-pass.h (dump_file_info): Remove letter argument.
10880 * toplev.c (decode_d_option): Update -da handling.
10881 * toplev.h (enable_rtl_dump_file): Update prototype.
10882 * passes.c (register_one_dump_file): Do not accept IPA argument; work
10883 it out based on pass type.
10884 (register_dump_files_1): Likewise.
10885 (init_optimization_passes): Update register_one_dump_file calls.
10886 (execute_one_pass): Sanity check that IPA passes are called at IPA
10887 level and RTL passes at RTL level.
10888 (execute_pass_list): IPA pass can not be after or subpass of
10890 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
10891 disallov RTL subpasses of IPA subpasses.
10893 2008-04-05 Ben Elliston <bje@au.ibm.com>
10895 * tree-cfg.c (need_fake_edge_p): Return false for calls to
10896 builtins that return exactly once and do not throw. Cache call to
10899 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
10901 PR rtl-optimization/34916
10902 PR middle-end/35519
10903 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
10904 between instruction pairs.
10906 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
10908 * doc/invoke.texi: Document -mbitops for SH.
10909 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
10910 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
10911 * config/sh/sh.c (print_operand): Add %t operand code.
10912 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
10913 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
10914 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
10915 (extendqihi2): Likewise.
10916 (movqi_i): Likewise.
10917 (insv): Use bset, bclr and bst instructions for SH2A if possible.
10918 (extv): Use bld instruction for SH2A if possible.
10920 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
10921 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
10922 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
10923 (bset.b, bclr.b): Define peepholes.
10924 * config/sh/sh.opt (mbitops): New option.
10926 2008-04-04 Janis Johnson <janis187@us.ibm.com>
10929 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
10930 and view convert expression.
10932 2008-04-04 Jakub Jelinek <jakub@redhat.com>
10935 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10937 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
10939 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
10941 * config/i386/cpuid.h (bit_AES): New.
10942 (bit_PCLMUL): Likewise.
10944 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
10945 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
10946 SSE2 if AES or PCLMUL is enabled.
10947 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
10948 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10949 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
10950 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
10951 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
10952 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
10953 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10954 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
10955 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
10956 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
10957 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
10958 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
10959 __builtin_ia32_aeskeygenassist128 and
10960 __builtin_ia32_pclmulqdq128.
10961 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
10962 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
10963 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
10965 * config/i386/i386.h (TARGET_AES): New.
10966 (TARGET_PCLMUL): Likewise.
10967 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
10969 * config/i386/i386.md (UNSPEC_AESENC): New.
10970 (UNSPEC_AESENCLAST): Likewise.
10971 (UNSPEC_AESDEC): Likewise.
10972 (UNSPEC_AESDECLAST): Likewise.
10973 (UNSPEC_AESIMC): Likewise.
10974 (UNSPEC_AESKEYGENASSIST): Likewise.
10975 (UNSPEC_PCLMUL): Likewise.
10977 * config/i386/i386.opt (maes): New.
10978 (mpclmul): Likewise.
10980 * config/i386/sse.md (aesenc): New pattern.
10981 (aesenclast): Likewise.
10982 (aesdec): Likewise.
10983 (aesdeclast): Likewise.
10984 (aesimc): Likewise.
10985 (aeskeygenassist): Likewise.
10986 (pclmulqdq): Likewise.
10988 * config/i386/wmmintrin.h: New.
10990 * doc/extend.texi: Document AES and PCLMUL built-in function.
10992 * doc/invoke.texi: Document -maes and -mpclmul.
10994 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
10996 * function.c (free_after_parsing): Replace with
10997 cxx_push_function_context from C++ front-end.
10998 (allocate_struct_function): Don't call langhook.
10999 * langhooks.h (struct lang_hooks_for_functions): Delete.
11000 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
11002 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
11003 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
11004 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
11005 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
11006 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
11007 remove LANG_HOOKS_FUNCTION_INITIALIZER.
11008 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
11010 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
11011 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
11013 2008-04-04 Jakub Jelinek <jakub@redhat.com>
11016 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
11019 2008-04-04 Richard Guenther <rguenther@suse.de>
11021 PR middle-end/35823
11022 * fold-const.c (optimize_minmax_comparison): Use the correct
11023 type for the constant in the simplified comparison.
11025 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
11027 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
11028 Pass L2 size as "--param l2-cache-size" to the compiler.
11029 (decode_l2_cache): New function to decode L2 cache parameters using
11030 0x8000006 extended cpuid function.
11031 (detect_caches_amd): Determine parameters of L2 cache using
11032 decode_l2_caches function.
11033 (decode_caches_intel): Decode L2 cache parameters.
11034 (detect_caches_intel): Determine L2 cache parameters using
11035 decode_caches_intel and decode_l2_caches functions.
11037 2008-04-03 Bob Wilson <bob.wilson@acm.org>
11039 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
11040 secondary input reload for subword loads from the constant pool.
11042 2008-04-03 Janis Johnson <janis187@us.ibm.com>
11045 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
11046 constants of the appropriate size for runtime calculations.
11049 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
11050 decimal-float literal constant zero.
11052 2008-04-03 Jakub Jelinek <jakub@redhat.com>
11055 * c-parser.c (c_parser_omp_atomic): Call
11056 default_function_array_conversion on the RHS.
11058 PR middle-end/35818
11059 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
11060 call is_variable_sized if decl has incomplete type.
11062 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
11064 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
11066 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
11068 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
11070 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
11071 (sgt<u>): Merge sgt and sgtu into new expander.
11072 (sgt, sgtu): Remove expanders.
11073 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
11074 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
11075 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
11076 *sgtu_<mode>_mips16 into new pattern.
11077 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
11078 (sge<u>): Merge sge and sgeu into new expander.
11079 (sge, sgeu): Remove expanders.
11080 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
11082 (*sge_<mode>, second *sge_<mode>): Remove patterns.
11083 (slt<u>): Merge slt and sltu into new expander.
11084 (slt, sltu): Remove expanders.
11085 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
11086 (*slt_<mode>, *sltu_<mode>): Remove patterns.
11087 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
11088 *sltu_<mode>_mips16 into new pattern.
11089 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
11090 (sle<u>): Merge sle and sleu into new expander.
11091 (sle, sleu): Remove expanders.
11092 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
11093 (*sle_<mode>, *sleu_<mode>): Remove patterns.
11094 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
11095 *sleu_<mode>_mips16 into new pattern.
11096 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
11098 2008-04-03 Jan Hubicka <jh@suse.cz>
11100 PR tree-optimization/35795
11101 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
11102 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11103 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
11104 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
11105 * score/score3.c (score3_output_mi_thunk): Likewise.
11106 * score/score7.c (score7_output_mi_thunk): Likewise.
11107 * mips/mips.c (mips_output_mi_thunk): Likewise.
11109 2008-04-03 Richard Guenther <rguenther@suse.de>
11111 * tree-vrp.c (extract_range_from_unary_expr): Handle all
11112 conversions. Simplify code.
11114 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
11116 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
11118 2008-04-03 Tom Tromey <tromey@redhat.com>
11119 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11121 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
11122 * config/bfin/t-bfin-linux (generated_files): Add
11123 linux-sysroot-suffix.h.
11124 * doc/install.texi (Prerequisites): Require make 3.80.
11125 * doc/sourcebuild.texi (Front End Directory): Document new
11127 * Makefile.in (generated_files): New variable.
11128 (ALL_HOST_OBJS): New variable.
11129 ($(ALL_HOST_OBJS)): New target.
11131 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
11133 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
11134 (remap_block): Call id->transform_lang_insert_block instead
11136 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
11137 Set id.transform_lang_insert_block to NULL.
11138 (clone_body): Move to cp/optimize.c
11139 * tree-inline.h (struct copy_body_data): Change
11140 transform_lang_insert_block to function pointer.
11141 (copy_generic_body, copy_decl_no_change): Export.
11142 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
11143 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
11144 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
11146 * c-tree.h (insert_block): Kill.
11147 * c-decl.c (insert_block): Kill.
11149 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
11151 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
11152 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
11153 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
11155 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
11156 argument, call {push,pop}_function_context from here.
11157 * c-parser.c: Use c_{push,pop}_function_context.
11159 * function.c (push_function_context_to): Move meat ...
11160 (push_function_context): ... here. Simplify.
11161 * function.c (pop_function_context_from): Move meat ...
11162 (pop_function_context): ... here. Simplify.
11163 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
11165 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
11166 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
11167 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
11168 * tree.h (push_function_context_to, pop_function_context_from): Remove.
11170 2008-04-03 Ben Elliston <bje@au.ibm.com>
11172 * expmed.c (extract_force_align_mem_bit_field): Remove.
11174 2008-04-03 Richard Guenther <rguenther@suse.de>
11176 PR middle-end/35800
11177 * expr.h (try_casesi): Adjust prototype.
11178 * expr.c (try_casesi): Take fallback label as extra parameter.
11179 Use that for gen_casesi if default_label is NULL.
11180 * stmt.c (expand_case): Pass fallback label to try_casesi,
11181 make sure to fill gaps with a fallback label if default_label
11184 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
11187 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
11189 2008-04-03 Ben Elliston <bje@au.ibm.com>
11191 * expmed.c (extract_split_bit_field): Remove if (0) code.
11192 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
11193 (do_ds_constraint): Likewise.
11195 2008-04-02 Joseph Myers <joseph@codesourcery.com>
11197 * doc/cppopts.texi (-dU): Document.
11198 * c-common.h (flag_dump_macros): Update comment.
11199 * c-opts.c (handle_OPT_d): Handle -dU.
11200 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
11201 dump_queued_macros, cb_used_define, cb_used_undef): New.
11202 (init_pp_output): Handle -dU.
11203 (cb_line_change): Call dump_queued_macros.
11204 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
11206 2008-04-02 Anatoly Sokolov <aesok@post.ru>
11208 * config/avr/predicates.md (io_address_operand): New predicate.
11209 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
11210 * config/avr/avr.c (avr_io_address_p): Remove function.
11211 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
11212 'avr_io_address_p' function.
11213 (out_movhi_r_mr): (Ditto.).
11214 (out_movqi_mr_r): (Ditto.).
11215 (out_movhi_mr_r): (Ditto.).
11216 (avr_address_cost): (Ditto.).
11218 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
11220 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
11221 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
11222 in 32bit mode when XMM registers are available to avoid store
11224 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
11225 corresponding post-reload splitters.
11227 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
11229 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
11230 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
11231 __builtin_ia32_roundss.
11232 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
11233 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
11234 __builtin_ia32_roundss.
11235 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
11236 IX86_BUILTIN_SHUFPD here.
11238 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
11240 * config/i386/i386.md (plogic): New.
11241 (plogicprefix): Likewise.
11243 * config/i386/mmx.md (mmx_<code><mode>3): New.
11244 (mmx_and<mode>3): Removed.
11245 (mmx_ior<mode>3): Likewise.
11246 (mmx_xor<mode>3): Likewise.
11248 * config/i386/sse.md (<code><mode>3): New.
11249 (*<code><mode>3): Likewise.
11250 (*<code><mode>3): Likewise.
11251 (<code><mode>3): Likewise.
11252 (*sse_<code><mode>3): Likewise.
11253 (*sse2_<code><mode>3): Likewise.
11254 (<code>tf3): Likewise.
11255 (*<code>tf3): Likewise.
11256 (and<mode>3): Likewise.
11257 (*and<mode>3): Likewise.
11258 (ior<mode>3): Removed.
11259 (*ior<mode>3): Likewise.
11260 (xor<mode>3): Likewise.
11261 (*xor<mode>3): Likewise.
11262 (*and<mode>3): Likewise.
11263 (*ior<mode>3): Likewise.
11264 (*xor<mode>3): Likewise.
11265 (and<mode>3): Likewise.
11266 (*sse_and<mode>3): Likewise.
11267 (*sse2_and<mode>3): Likewise.
11268 (andtf3): Likewise.
11269 (*andtf3): Likewise.
11270 (ior<mode>3): Likewise.
11271 (*sse_ior<mode>3): Likewise.
11272 (*sse2_ior<mode>3): Likewise.
11273 (iortf3): Likewise.
11274 (*iortf3): Likewise.
11275 (xor<mode>3): Likewise.
11276 (*sse_xor<mode>3): Likewise.
11277 (*sse2_xor<mode>3): Likewise.
11278 (xortf3): Likewise.
11279 (*xortf3): Likewise.
11281 2008-04-02 Richard Guenther <rguenther@suse.de>
11283 PR tree-optimization/14495
11284 PR tree-optimization/34793
11285 * tree-vrp.c (struct switch_update): New structure.
11286 (to_remove_edges, to_update_switch_stmts): New VECs.
11287 (simplify_switch_using_ranges): New function. Remove not taken
11288 case labels and edges.
11289 (simplify_stmt_using_ranges): Call it.
11290 (identify_jump_threads): Mark edges we have queued for removal
11291 so we don't thread them.
11292 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
11294 * tree-cfg.c (group_case_labels): Deal with missing default label.
11295 (tree_verify_flow_info): Allow missing default label.
11296 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
11297 (emit_case_nodes): Likewise.
11298 (expand_case): Do not rely on the default label to be present.
11299 * expr.c (try_casesi): Deal with NULL default_label.
11300 (do_tablejump): Likewise.
11302 2008-04-02 Richard Guenther <rguenther@suse.de>
11304 PR tree-optimization/14495
11305 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
11306 SWITCH_EXPR here ...
11307 (vrp_visit_switch_stmt): ... but here (new function).
11308 (find_case_label_index): New helper function.
11309 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
11311 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11313 * fwprop.c: Fix ISO-C99ism.
11315 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11318 * Makefile.in (objdir): Set it here.
11319 * configure.ac: Not here. Find dynamic linker characteristics.
11320 * exec-tool.in: Use them.
11321 * aclocal.m4: Regenerate.
11322 * configure: Regenerate.
11324 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11326 * expr.c (expand_var): Delete it.
11327 * expr.h (expand_var): Delete prototype.
11328 * function.c (expand_function_start): Use expand_decl instead.
11329 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
11332 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
11334 PR rtl-optimization/35542
11335 * fwprop.c (forward_propagate_and_simplify): Replace
11336 loc_reg_mentioned_in_p with reg_mentioned_p.
11338 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11340 PR rtl-optimization/35281
11341 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
11342 (propagate_rtx_1): Handle PR_HANDLE_MEM.
11343 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
11344 (varying_mem_p): Move above propagate_rtx.
11345 (all_uses_available_at): Do not check MEMs.
11347 2008-04-02 Rafael Espindola <espindola@google.com>
11349 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
11350 (register_edge_assert_for_2): Split the cond argument.
11351 (register_edge_assert_for_1): Adjust for the change in
11352 register_edge_assert_for_2.
11353 (register_edge_assert_for): Split the cond argument.
11354 (find_switch_asserts): Adjust for the change in
11355 register_edge_assert_for.
11357 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
11359 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
11360 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
11361 offsets for 64-bit mingw.
11362 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
11363 abi for x86_64-pc-mingw.
11365 2008-04-02 Richard Guenther <rguenther@suse.de>
11367 * tree-vrp.c (extract_range_from_assert): Make sure to not
11368 produce range min/max with TREE_OVERFOW set.
11369 If merging a anti-range and a range keep the anti-range if
11370 the range covers all values of the type.
11371 (register_edge_assert_for_2): Only allow sign-changing
11372 conversions in detecting canonical range checks. Also
11373 register an assert for the unsigned name if useful.
11375 PR tree-optimization/35787
11376 * tree-vrp.c (vrp_val_max): New function.
11377 (vrp_val_min): Likewise.
11378 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
11379 (vrp_val_is_min): Likewise.
11380 (supports_overflow_infinity): Use vrp_val_{min,max}.
11381 (negative_overflow_infinity): Likewise.
11382 (positive_overflow_infinity): Likewise.
11383 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
11384 (is_positive_overflow_infinity): Likewise.
11385 (is_overflow_infinity): Likewise.
11386 (avoid_overflow_infinity): Use vrp_val_{min,max} and
11387 vrp_val_is_{min,max}.
11388 (set_and_canonicalize_value_range): Canonicalize anti-ranges
11389 to ranges if possible. Avoid empty ranges.
11391 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11393 PR middle-end/35705
11394 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
11395 the expression is a function address.
11397 2008-04-01 George Helffrich <george@gcc.gnu.org>
11399 PR fortran/35154, fortran/23057
11400 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
11401 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
11402 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
11403 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
11405 (dbxout_syms): Check for COMMON-based symbol and wrap in
11406 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
11407 in bracket for efficiency.
11409 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
11410 using DW_TAG_common_block + member offset.
11411 (add_pubname_string): New function.
11412 (dw_expand_expr): New function to find block name and offset for
11414 (common_check): New function to check whether symbol in Fortran COMMON.
11415 (gen_variable_die): If COMMON, use DW_TAG_common_block.
11417 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
11420 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
11422 2008-04-02 Ben Elliston <bje@au.ibm.com>
11424 * config/v850/v850.md (casesi): Remove if (0) code.
11425 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
11426 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
11428 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
11430 * config/i386/i386.md (rex64suffix): New mode attribute.
11431 (floathi<mode>2): Disable expander for SSE math.
11432 (*floathi<mode>2_1): New insn insn_and_split pattern.
11433 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
11434 corresponding post-reload splitters.
11435 (*floathi<mode>2_i387): New macroized insn pattern.
11436 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
11437 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
11438 insn_and_split pattern.
11439 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
11440 New macroized instruction patterns and corresponding post-reload
11442 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
11443 and corresponding post-reload splitters.
11444 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
11445 New macroized instruction patterns.
11446 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
11447 macroized instruction patterns and corresponding post-reload splitters.
11448 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
11449 corresponding post-reload splitters.
11450 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
11451 New macroized instruction patterns.
11452 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
11453 corresponding post-reload splitters.
11454 (*floatsi<mode>2_i387): New macroized instruction patterns.
11456 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
11458 * config/i386/i386.md (smaxmin): New.
11459 (umaxmin): Likewise.
11460 (maxminiprefix): Likewise.
11461 (maxminfprefix): Likewise.
11462 (<code><mode>3): Likewise.
11463 (smin<mode>3): Removed.
11464 (smax<mode>3): Likewise.
11466 * config/i386/mmx.md (mmx_<code>v2sf3): New.
11467 (mmx_<code>v4hi3): Likewise.
11468 (mmx_<code>v8qi3): Likewise.
11469 (mmx_smaxv2sf3): Removed.
11470 (mmx_sminv2sf3): Likewise.
11471 (mmx_umaxv8qi3): Likewise.
11472 (mmx_smaxv4hi3): Likewise.
11473 (mmx_uminv8qi3): Likewise.
11474 (mmx_sminv4hi3): Likewise.
11476 * config/i386/sse.md (<addsub><mode>3): New.
11477 (*<addsub><mode>3): Likewise.
11478 (<sse>_vm<addsub><mode>3): Likewise.
11479 (<maxmin><mode>3): Likewise.
11480 (*<maxmin><mode>3_finite): Likewise.
11481 (*<maxmin><mode>3): Likewise.
11482 (<sse>_vm<maxmin><mode>3): Likewise.
11483 (sse3_h<addsub>v4sf3): Likewise.
11484 (sse3_h<addsub>v2df3): Likewise.
11485 (<maxmin>v16qi3): Likewise.
11486 (*<maxmin>v16qi3): Likewise.
11487 (<maxmin>v8hi3): Likewise.
11488 (*<maxmin>v8hi3): Likewise.
11489 (*sse4_1_<maxmin><mode>3): Likewise.
11490 (*sse4_1_<maxmin><mode>3): Likewise.
11491 (add<mode>3): Removed.
11492 (*add<mode>3): Likewise.
11493 (<sse>_vmadd<mode>3): Likewise.
11494 (sub<mode>3): Likewise.
11495 (*sub<mode>3): Likewise.
11496 (<sse>_vmsub<mode>3): Likewise.
11497 (smin<mode>3): Likewise.
11498 (*smin<mode>3_finite): Likewise.
11499 (*smin<mode>3): Likewise.
11500 (<sse>_vmsmin<mode>3): Likewise.
11501 (smax<mode>3): Likewise.
11502 (*smax<mode>3_finite): Likewise.
11503 (*smax<mode>3): Likewise.
11504 (<sse>_vmsmax<mode>3): Likewise.
11505 (sse3_haddv4sf3): Likewise.
11506 (sse3_haddv2df3): Likewise.
11507 (sse3_hsubv4sf3): Likewise.
11508 (sse3_hsubv2df3): Likewise.
11509 (umaxv16qi3): Likewise.
11510 (*umaxv16qi3): Likewise.
11511 (smaxv8hi3): Likewise.
11512 (*smaxv8hi3): Likewise.
11513 (*sse4_1_smax<mode>3): Likewise.
11514 (*sse4_1_umax<mode>3): Likewise.
11515 (uminv16qi3): Likewise.
11516 (*uminv16qi3): Likewise.
11517 (sminv8hi3): Likewise.
11518 (*sminv8hi3): Likewise.
11519 (*sse4_1_smin<mode>3): Likewise.
11520 (*sse4_1_umin<mode>3): Likewise.
11522 2008-04-01 Rafael Espindola <espindola@google.com>
11524 * tree-cfg.c (verify_expr): remove in_phi.
11525 (verify_stmt): Don't call walk_tree with verify_expr. Use
11526 is_gimple_min_invariant instead of is_gimple_val.
11528 2008-04-01 Joseph Myers <joseph@codesourcery.com>
11530 * doc/include/gpl_v3.texi: Update for manpage generation.
11531 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
11533 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
11534 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
11535 gpl_v3.texi instead of gpl.texi.
11538 2008-04-01 Jakub Jelinek <jakub@redhat.com>
11541 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
11543 2008-04-01 Rafael Espindola <espindola@google.com>
11545 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
11546 (extract_code_and_val_from_cond): Use
11547 extract_code_and_val_from_cond_with_ops.
11549 2008-04-01 Jan Hubicka <jh@suse.cz>
11551 * function.c (free_after_compilation): Free epilogue_delay_list.
11552 (prepare_function_start): Assert that previous compilation was freed.
11554 2008-04-01 Jan Hubicka <jh@suse.cz>
11555 Jim Wilson <wilson@tuliptree.org>
11556 Andreas Tobler <andreast@gcc.gnu.org>
11558 PR middle-end/35781
11559 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
11560 rtl.emit instead cfun->emit.
11561 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
11562 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
11564 2008-04-01 Ben Elliston <bje@au.ibm.com>
11566 * doc/c-tree.texi (Function Basics): Fix grammatical error.
11568 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
11570 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
11572 (fprofile-use): Add var flag_profile_use
11573 * coverage.c (coverage_begin_output): Do not open a gcno file for
11574 output only if -ftest-coverage is set.
11575 Do not add getpwd() to gcda file path.
11576 (build_gcov_info): Check the new flag
11577 flag_profile_datafile_relative_path.
11578 (coverage_init): Use profile_data_prefix.
11579 Read profile counter only if flag_profile_use is set.
11580 * opts.c (common_handle_option): New option fprofile-use=,
11581 fprofile-dir=, fprofile-generate=.
11582 * toplev.c (profile_data_prefix): New variable definition.
11583 * toplev.h (profile_data_prefix): New declaration.
11584 * doc/invoke.tex (Option Summary, Optimization Options):
11587 2008-03-31 James E. Wilson <wilson@tuliptree.org>
11589 * varasm.c (output_constant_pool_1): In LABEL_REF check,
11590 use tmp consistently.
11593 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
11594 * config/ia64/ia64.c (rtx_needs_barrier): Handle
11595 UNSPEC_FR_RECIP_APPROX_RES.
11596 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
11598 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
11601 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
11603 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
11605 PR middle-end/30186
11606 * fold-const.c (fold_indirect_ref_1): Support accessing non first
11607 element of the vector via a pointer.
11609 2008-03-31 Ian Lance Taylor <iant@google.com>
11611 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
11613 2008-03-31 Jan Hubicka <jh@suse.cz>
11615 * builtins.c (expand_builtin_setjmp_receiver): Update call of
11616 get_arg_pointer_save_area.
11617 * expr.c (init_expr): Just clear out rtl.expr.
11618 * function.c (free_after_compilation): Clear out whole RTL structure.
11619 (get_func_frame_size): Merge into ...
11620 (get_frame_size): ... this one.
11621 (assign_stack_local_1): Merge into ...
11622 (assign_stack_local): ... this one.
11623 (expand_function_end): Update call of get_arg_pointer_save_area.
11624 (get_art_pointer_save_area): Remove cfun argument.
11625 * function.h (emit_status): regno_pointer_align does not need length
11626 attribute. Move x_regno_reg_rtx to ...
11627 (regno_reg_rtx): ... new global array.
11628 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
11629 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
11630 apply_args_value, forced_labels, stack_pointer_delta):
11632 (struct varasm_status): Move here from varasm.c
11633 (struct rtl_data): New. Move here some fields from struct function.
11634 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
11635 frame_offset, stack_check_probe_note, arg_pointer_save_area,
11636 used_temp_slots avail_temp_slots, temp_slot_level,
11637 nonlocal_goto_handler_labels): Update accesstors.
11638 (rtl): New global variable.
11639 (struct function): Move some fileds to rtl_data.
11640 (get_arg_pointer_save_area): Update prototype.
11641 * emit-rtl.c (rtl): Declare.
11642 (regno_reg_rtx): Declare.
11643 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
11645 (gen_reg_rtx): Update.
11646 (init_virtual_regs): Do not tate emit_status argument.
11647 (init_emit): Do not allocate emit.
11648 * varasm.c (varasm_statuc): Move to function.h.
11649 (n_deferred_constatns): Update accestor.
11650 (init_varasm_status): Do not allocate varasm_status.
11651 (force_const_mem, get_pool_size, output_constant_pool): Update.
11652 * stmt.c (force_label_rtx): Do not use x_ prefixes.
11653 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
11655 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
11657 PR rtl-optimization/35729
11658 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
11661 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
11664 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
11665 load/store if memory is unaligned.
11666 (*movti_rex64): Likewise.
11668 * config/i386/predicates.md (misaligned_operand): New.
11670 2008-03-31 Andrew Pinski <pinskia@gmail.com>
11673 * tree-ssa-phiopt.c (conditional_replacement): Return early for
11676 2008-03-31 Jan Beulich <jbeulich@novell.com>
11678 * config/ia64/constraints.md: Add 'j' constraint.
11679 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
11680 (movdi_internal): Likewise.
11682 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
11685 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
11687 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
11690 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
11691 proper error message for the third argument on blendpd and
11694 * config/i386/sse.md (blendbits): New.
11695 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
11697 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
11699 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
11701 2008-03-30 Richard Guenther <rguenther@suse.de>
11703 PR middle-end/31023
11704 * fold-const.c (fold_sign_changed_comparison): Do leave
11705 conversions to base-types alone.
11707 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11709 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
11710 the link register if one altivec register is be saved.
11712 2008-03-30 Ben Elliston <bje@au.ibm.com>
11714 * final.c (final_scan_insn): Remove if (0) code.
11716 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
11718 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
11720 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
11722 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
11723 of V4SFmode to ix86_binary_operator_ok.
11725 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
11727 * config/i386/i386.c (override_options): Initialize
11728 ix86_veclib_handler to ix86_veclibabi_svml when
11729 -mveclibabi=svml is used.
11730 (ix86_veclibabi_svml): New function for SVML ABI style
11731 vectorization support.
11732 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
11734 2008-03-28 Rafael Espindola <espindola@google.com>
11736 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
11737 (tree_binary_nonnegative_warnv_p): Make it public.
11738 (tree_single_nonnegative_warnv_p): Make it public.
11739 (tree_invalid_nonnegative_warnv_p): Make it public.
11740 (tree_unary_nonzero_warnv_p): Make it public.
11741 (tree_binary_nonzero_warnv_p): Make it public
11742 (tree_single_nonzero_warnv_p): Make it public.
11743 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
11744 (extract_range_from_binary_expr): Split the expr argument.
11745 (extract_range_from_unary_expr): Split the expr argument.
11746 (extract_range_from_comparison): Split the expr argument.
11747 (extract_range_from_expr): Use the new aux functions.
11748 (vrp_evaluate_conditional_warnv): Use
11749 vrp_evaluate_conditional_warnv_with_ops.
11750 * tree.h (tree_unary_nonzero_warnv_p): Declare.
11751 (tree_binary_nonzero_warnv_p): Declare.
11752 (tree_single_nonzero_warnv_p): Declare.
11753 (tree_expr_nonzero_warnv_p): Declare.
11754 (tree_unary_nonnegative_warnv_p): Declare.
11755 (tree_binary_nonnegative_warnv_p): Declare.
11756 (tree_single_nonnegative_warnv_p): Declare.
11757 (tree_invalid_nonnegative_warnv_p): Declare.
11759 2008-03-28 Richard Guenther <rguenther@suse.de>
11761 PR tree-optimization/30317
11762 PR tree-optimization/30911
11763 PR tree-optimization/34793
11764 * tree-vrp.c (set_and_canonicalize_value_range): New function.
11765 (struct assert_locus_d): New member EXPR.
11766 (register_new_assert_for): Add EXPR parameter to support
11767 ASSERT_EXPR <name, expr OP limit>.
11768 (register_edge_assert_for_1): Adjust callers.
11769 (find_assert_locations): Likewise.
11770 (process_assert_insertions_for): Build condition from expression.
11771 (extract_range_from_assert): Handle ASSERT_EXPRs
11772 of the form ASSERT_EXPR <name, expr OP limit>.
11773 (register_edge_assert_for_2): New helper registering
11774 asserts for comparisons. Recognize range tests of the form
11775 (unsigned)i - CST1 OP CST2.
11776 (register_edge_assert_for_1): Use it.
11777 (register_edge_assert_for): Likewise.
11778 (needs_overflow_infinity): Integer sub-types
11779 do not need overflow infinities.
11780 (vrp_val_is_max): The extreme values of integer sub-types
11781 are those of the base type.
11782 (vrp_val_is_min): Likewise.
11783 * tree.def (ASSERT_EXPR): Document extra allowed conditional
11786 2008-03-28 Nick Clifton <nickc@redhat.com>
11789 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11790 Return GENERAL_REGS for stack adjustment reloads.
11792 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11795 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
11796 const_vector when all the vectors are constant.
11798 2008-03-27 Bob Wilson <bob.wilson@acm.org>
11800 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
11802 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
11803 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
11805 (s<code>_sf): Use new scc_sf attribute for opcode names.
11807 2008-03-27 Tom Tromey <tromey@redhat.com>
11809 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
11810 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
11811 config/spu/t-spu-elf, config/i386/t-interix,
11812 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
11813 config/i386/x-darwin, config/i386/x-mingw32,
11814 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
11815 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
11816 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
11817 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
11818 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
11819 config/rs6000/x-darwin, config/rs6000/t-rs6000,
11820 config/score/t-score-elf, config/arm/t-strongarm-pe,
11821 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
11822 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
11823 Revert automatic dependency patch.
11825 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
11828 * config/i386/i386.c (ix86_function_arg_boundary): Align
11829 decimal floating point to its natural boundary.
11831 2008-03-27 Richard Guenther <rguenther@suse.de>
11833 PR middle-end/35716
11834 * fold-const.c (fold_comparison): Restrict distinct decl
11835 comparison folding to VAR_DECLs and PARM_DECLs. Do not
11836 solely rely on operand_equal_p.
11838 2008-03-27 Richard Guenther <rguenther@suse.de>
11841 * c-common.c (handle_weak_attribute): Reject combination of
11844 2008-03-27 Richard Guenther <rguenther@suse.de>
11846 PR tree-optimization/32810
11847 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
11848 conversions from DECL_INITIAL.
11849 (fold_const_aggregate_ref): Likewise from constructor elements.
11851 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
11853 * tree-affine.h (aff_combination_expand): Declare.
11854 (get_inner_reference_aff): Likewise.
11855 * tree-affine.c (aff_combination_expand): Split out from
11856 tree_to_aff_combination_expand.
11857 (get_inner_reference_aff): New function.
11858 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
11859 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
11860 (struct lim_aux_data): sm_done field removed.
11861 (mem_ref_loc_p, mem_ref_locs_p): New types.
11862 (struct mem_ref): Added id, stored, accesses_in_loop,
11863 indep_loop, dep_loop, indep_ref, dep_ref fields.
11864 Removed is_stored, locs and next fields.
11865 (memory_accesses): New variable.
11866 (movement_possibility): Do not allow moving statements
11867 that store to memory.
11868 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
11870 (determine_max_movement): For statements with memory references,
11871 find the outermost loop in that the reference is independent.
11872 (move_computations_stmt): Mark the virtual operands for renaming.
11873 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
11874 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
11875 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
11876 add_vop_ref_mapping, create_vop_ref_mapping_loop,
11877 create_vop_ref_mapping, analyze_memory_references,
11878 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
11879 get_all_locs_in_loop, ref_always_accessed_p,
11880 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
11881 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
11882 store_motion_loop, store_motion): New functions.
11883 (struct vop_to_refs_elt): New type.
11884 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
11885 memref_hash, memref_eq, hoist_memory_references): Rewritten.
11886 (schedule_sm): Replaced by...
11887 (execute_sm): ... this.
11888 (determine_lsm_ref, hoist_memory_references,
11889 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
11890 find_more_ref_vops, free_mem_ref, free_mem_refs,
11891 determine_lsm_loop, determine_lsm): Removed.
11892 (tree_ssa_lim_finalize): Free data structures used by store motion.
11893 (tree_ssa_lim): Call analyze_memory_references. Use
11894 store_motion instead of determine_lsm.
11896 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
11898 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
11899 rename tmake_file to m68hc11/t-m68hc11.
11900 (mcore): Set inhibit_libc to true.
11901 * config.host (alpha*-dec-*vms*): Set extra_programs.
11902 (interix3*): Don't use host_xmake_file.
11903 * configure.ac: Let config.gcc override inhibit_libc.
11904 * configure: Regenerate.
11906 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
11907 * config/t-openbsd-thread: Remove commented out lines.
11909 * config/x-interix: Remove.
11911 * config/m68hc11/t-m68hc11-gas: Rename to...
11912 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
11914 * config/mcore/t-mcore: Remove T_CFLAGS.
11915 * config/mcore/t-mcore-pe: Likewise.
11917 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
11919 * configure.ac: Replace custom __GNU_SOURCE test with
11920 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
11921 * aclocal.m4: Regenerate.
11922 * configure: Regenerate.
11923 * config.in: Regenerate.
11925 2008-03-27 Richard Guenther <rguenther@suse.de>
11927 * fold-const.c (target.h): Include.
11928 (fold_comparison): Fold comparison of addresses of decls
11929 that bind locally or of constants. Consolidate address folding code.
11930 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
11931 results from fold_binary_to_constant.
11932 (compare_values_warnv): Likewise.
11934 2008-03-27 Andrew Pinski <pinskia@gmail.com>
11936 PR middle-end/35429
11937 * fold-const.c (fold_truthop): Check for integeral types when folding
11938 a == 0 && b == 0 and a != 0 || b != 0 .
11940 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
11942 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
11944 2008-03-26 Andreas Schwab <schwab@suse.de>
11946 * doc/invoke.texi: Fix use of @item vs. @itemx.
11948 2008-03-26 Tom Tromey <tromey@redhat.com>
11950 * Makefile.in (build/gensupport.o, build/print-rtl.o,
11951 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
11952 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
11953 build/gencodes.o, build/genconditions.o, build/genconfig.o,
11954 build/genconstants.o, build/genemit.o, build/genextract.o,
11955 build/genflags.o, build/genmddeps.o, build/genopinit.o,
11956 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
11959 2008-03-26 Richard Guenther <rguenther@suse.de>
11962 2008-03-26 Richard Guenther <rguenther@suse.de>
11964 * fold-const.c (target.h): Include.
11965 (fold_comparison): Fold comparison of addresses of two decls
11966 that bind locally. Consolidate address folding code.
11968 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11970 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
11971 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
11972 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
11973 dconstsqrt2, dconstthird, dconste and/or dconst10.
11974 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
11975 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
11976 dconstsqrt2, dconste): Delete.
11977 (init_emit_once): Likewise. Simplify initializing dconstm1.
11979 * real.c (get_real_const): New.
11980 * real.h (dconst3, dconst10, dconstm2, dconstthird,
11981 dconstsqrt2, dconste): Delete.
11982 (real_value_const, get_real_const): New.
11984 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
11986 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
11988 * config/i386/i386.c (ix86_function_arg_boundary): Check
11989 BIGGEST_ALIGNMENT instead of 128.
11990 (setup_incoming_varargs_64): Likewise.
11992 2008-03-26 Tom Tromey <tromey@redhat.com>
11994 * Makefile.in (DEPFILES): Add missing '/'.
11996 2008-03-26 Richard Guenther <rguenther@suse.de>
11998 * fold-const.c (target.h): Include.
11999 (fold_comparison): Fold comparison of addresses of two decls
12000 that bind locally. Consolidate address folding code.
12002 2008-03-26 Nick Clifton <nickc@redhat.com>
12005 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
12006 not allow INT+INT as a legitimate addressing mode.
12008 2008-03-26 Richard Guenther <rguenther@suse.de>
12010 * tree-flow.h (widen_bitfield): Remove declaration.
12011 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
12012 (widen_bitfield): Remove function.
12013 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
12016 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12019 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
12022 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
12024 PR rtl-optimization/35232
12025 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
12026 (forget_old_reloads_1, forget_marked_reloads): Don't clear
12027 reg_reloaded_call_part_clobbered here.
12028 (reload_regs_reach_end_p): New function.
12029 (reload_reg_rtx_for_input): New variable.
12030 (reload_reg_rtx_for_output): Likewise.
12031 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
12032 when reassigning a pseudo register. Load reloadreg from
12033 reload_reg_rtx_for_input, moving the mode and register
12035 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
12036 instead of the original when deciding whether an input reload
12037 would be a no-op or whether an output reload can be deleted.
12038 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
12039 when setting up new_spill_reg_store. Load it from
12040 reload_reg_rtx_for_output, moving the mode and register
12042 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
12043 instead of the original when deciding whether an output reload
12044 would be a no-op. Do the same when modifying insn notes.
12045 Use rtx_equal_p instead of == to compare the registers.
12046 (inherit_piecemeal_p): Take a mode and two register numbers
12048 (emit_reload_insns): Clear new_spill_reg_store for every hard
12049 register in the reload register. Remove spill registers
12050 from reg_reloaded_valid before considering whether to record
12051 inheritance information for them. Use reload_reg_rtx_for_output
12052 instead of reg_rtx when recording output reloads. Use
12053 reload_reg_rtx_for_input instead of reg_rtx when recording
12054 input reloads. Set or clear reg_reloaded_call_part_clobbered
12055 at the same time as setting reg_reloaded_valid.
12056 (delete_output_reload): Add a new_reload_reg parameter and use it
12057 instead of rld[j].reg_rtx.
12058 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
12061 2008-03-25 Tom Tromey <tromey@redhat.com>
12063 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
12064 (build/genattr.o): Likewise.
12065 (build/genattrtab.o): Likewise.
12066 (build/gencodes.o): Likewise.
12067 (build/genconfig.o): Likewise.
12068 (build/genconstants.o): Likewise.
12069 (build/genemit.o): Likewise.
12070 (build/genextract.o): Likewise.
12071 (build/genflags.o): Likewise.
12073 2008-03-25 Bob Wilson <bob.wilson@acm.org>
12075 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
12076 instead of size_int for integer types.
12077 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
12078 to match type of MINUS_EXPR.
12080 2008-03-25 Tom Tromey <tromey@redhat.com>
12082 * configure: Rebuilt.
12083 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
12086 2008-03-25 Tom Tromey <tromey@redhat.com>
12088 * config/x-solaris (host-solaris.o): Update.
12089 * config/x-linux (host-linux.o): Update.
12090 * config/x-hpux (host-hpux.o): Update.
12091 * config/x-darwin (host-darwin.o): Update.
12092 * config/v850/t-v850e (v850-c.o): Update.
12093 * config/v850/t-v850 (v850-c.o): Update.
12094 * config/t-vxworks (vxworks.o): Update.
12095 * config/t-sol2 (sol2-c.o, sol2.o): Update.
12096 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
12097 * config/spu/t-spu-elf (spu-c.o): Update.
12099 * config/sh/t-symbian (sh-c.o): Update.
12100 (symbian.o): Update.
12101 * config/sh/t-sh (sh-c.o): Update.
12102 * config/score/t-score-elf (score7.o, score3.o): Update.
12103 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
12104 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
12105 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
12106 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
12107 (rs6000.o): Remove.
12108 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
12109 * config/m32c/t-m32c (m32c-pragma.o): Update.
12110 * config/ia64/t-ia64 (ia64-c.o): Update.
12111 * config/i386/x-mingw32 (host-mingw32.o): Update.
12112 * config/i386/x-i386 (driver-i386.o): Update.
12113 * config/i386/x-darwin (host-i386-darwin.o): Update.
12114 * config/i386/x-cygwin (host-cygwin.o): Update.
12115 * config/i386/t-nwld (nwld.o): Update.
12116 * config/i386/t-netware (netware.o): Update.
12117 * config/i386/t-interix (winnt.o): Update.
12118 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
12119 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
12120 msformat-c.o): Update.
12121 * config/bfin/t-bfin-linux (generated_files): Add
12122 linux-sysroot-suffix.h.
12123 * config/arm/t-wince-pe (pe.o): Update.
12124 * config/arm/t-strongarm-pe (pe.o): Update.
12125 * config/arm/t-pe (pe.o): Update.
12126 * config/arm/t-arm (arm-c.o): Update.
12127 * doc/install.texi (Prerequisites): Require make 3.80.
12128 * Makefile.in: Remove .o targets.
12129 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
12130 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
12131 (simple_generated_h, simple_generated_c): Move earlier.
12132 (generated_files): New variable.
12133 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
12134 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
12135 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
12136 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
12137 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
12138 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
12139 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
12140 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
12141 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
12142 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
12143 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
12144 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
12146 (COMPILE.base, COMPILE): New variables.
12147 (%.o): New pattern rule.
12148 (ALL_HOST_OBJS): New variable.
12149 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
12150 (dummy-checksum.o, cc1-checksum.o): Remove.
12151 (DRIVER_SHLIB): New variable.
12152 (DRIVER_DEFINES): Use it.
12153 (gencondmd.c): Move out of build/.
12154 (s-conditions): Update.
12155 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
12156 (ALL_BUILD_OBJS): Likewise.
12157 (build/%.o): Use BUILDCOMPILE.
12158 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
12159 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
12160 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
12161 build/gencheck.o, build/gencodes.o, build/genconditions.o,
12162 build/genconfig.o, build/genconstants.o, build/genemit.o,
12163 build/genextract.o, build/genflags.o, build/genmddeps.o,
12164 build/genopinit.o, build/genoutput.o, build/genpeep.o,
12165 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
12166 build/gen-protos.o, build/scan.o, build/fix-header.o,
12167 build/scan-decls.o): Simplify.
12168 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
12169 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
12170 prefix.o, toplev.o): Reduce to variable setting.
12171 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
12172 ($(out_object_file), gcc-options.o): New targets.
12173 ($(ALL_HOST_OBJS)): New target. Include dependency files.
12174 * configure: Rebuilt.
12175 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
12176 * doc/sourcebuild.texi (Front End Directory): Document new variable.
12178 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
12180 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
12181 complain when we hit an error, return ERROR_MARK_NODE.
12183 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
12185 * config/sh/constraints.md (Pso, Psz): New constraints.
12186 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
12187 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
12189 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
12191 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
12192 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
12194 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
12196 * config/sh/sh.md (prefetch): Add condition for SH2A target.
12197 (prefetch_sh2a): New.
12199 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
12200 Naveen.H.S <naveen.hs@kpitcummins.com>
12202 * config/sh/constraints.md (I28): New constraint.
12203 * config/sh/sh.c (broken_move): Add support for movi20s.
12204 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
12206 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
12207 Jayant Sonar <Jayant.sonar@kpitcummins.com>
12208 Naveen.H.S <naveen.hs@kpitcummins.com>
12210 * config/sh/sh.c (SH_ATTRIBUTES): Define.
12211 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12212 (print_operand): Handle resbank in %@ operand code.
12213 (sh_encode_section_info): New.
12214 (push_regs): Add conditions for resbank.
12215 (sh_expand_epilogue): Likewise.
12216 (sh_insert_attributes): Likewise.
12217 (sh_attribute_table): Likewise.
12218 (sh_handle_resbank_handler_attribute): New.
12219 (sh2a_handle_function_vector_handler_attribute): New.
12220 (sh2a_is_function_vector_call): New.
12221 (sh2a_get_function_vector_number): New.
12222 (sh2a_function_vector_p): New.
12223 (sh_cfun_resbank_handler_p): New.
12224 * config/sh/sh.md (calli): Emit jsr/n if possible.
12225 (calli_tbr_rel): New.
12226 (calli_pcrel): Emit jsr/n if possible.
12227 (return_i): Emit rts/n if possible.
12228 (call_valuei_tbr_rel): New.
12229 (call_valuei_pcrel): Add condition for SH2A target.
12230 (call_value): Likewise.
12231 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
12232 (sh2a_get_function_vector_number): Likewise.
12233 (sh2a_is_function_vector_call): Likewise.
12234 * doc/extend.texi: Document TBR relative addressing of SH2A.
12235 (resbank): Add description for SH2A.
12237 2008-03-24 Richard Guenther <rguenther@suse.de>
12240 * gimplify.c (gimplify_modify_expr): For frontend type-correct
12241 pointer assignments change conversions according to middle-end rules.
12242 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
12243 * configure.ac: Include type checking in yes.
12244 * configure: Regenerate.
12246 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12248 * diagnostic.c (diagnostic_count_diagnostic): Delete.
12249 (diagnostic_report_diagnostic): Update. Handle ICEs here.
12251 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
12253 * gthr-vxworks.h (UNUSED): Define.
12255 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
12257 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
12259 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
12261 * doc/extend.texi (Function Attributes): Add missing comma in the
12262 example of the "alloc_size" attribute.
12264 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
12267 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
12269 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12272 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
12275 * stor-layout.c (update_alignment_for_field): Set minimum alignment
12276 of the underlying type of a MS bitfield layout to the natural
12277 alignment of the type.
12279 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
12281 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
12282 to their natural alignment to avoid store forwarding stalls.
12284 2008-03-22 Richard Guenther <rguenther@suse.de>
12286 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
12287 For PHI nodes verify the address is invariant.
12288 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
12289 (get_symbol_constant_value): Use is_gimple_min_invariant.
12290 (maybe_fold_stmt_indirect): Likewise.
12292 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
12294 PR rtl-optimization/33927
12295 * Makefile.in (dse.o): Depend on $(TM_P_H).
12296 * expr.h (extract_low_bits): Declare.
12297 * expmed.c (extract_low_bits): New function.
12298 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
12299 * dse.c: Include tm_p.h.
12300 (find_shift_sequence): Remove the read_reg argument and return the
12301 read value. Emit the instructions instead of returning them.
12302 Iterate on new_mode rather than calculating it each time.
12303 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
12304 source to NEW_MODE and extract_low_bits to convert the shifted
12305 value to READ_MODE.
12306 (replace_read): Allow the load and store to have different mode
12307 classes. Use extract_low_bits when SHIFT == 0. Create the shift
12308 or extraction instructions before trying the replacement. Update
12309 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
12311 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
12313 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
12314 to their natural alignment to avoid store forwarding stalls.
12316 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12319 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
12320 encouraging but not allowing gprs for input;
12321 change the input constraint to !f#r.
12322 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
12324 change the output constraint to !f#r.
12326 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
12329 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
12330 corresponding post-reload splitters.
12331 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
12332 when x87 FP math is selected.
12333 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
12334 New function prototype.
12335 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
12336 unreachable function to ease macroization of insn patterns.
12338 2008-03-21 Martin Jambor <mjambor@suse.cz>
12340 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
12341 reference dumps if ddr is NULL or dependence is unknown.
12343 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
12345 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
12346 unsigned extension into account.
12347 (ATOMIC_COMPARE_AND_SWAP): Likewise.
12348 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
12349 Do computations on a scratch register.
12351 2008-03-21 Richard Guenther <rguenther@suse.de>
12353 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
12354 Use is_gimple_min_invariant instead of TREE_INVARIANT.
12355 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
12356 * tree-ssa-dom.c (record_equality): Likewise.
12357 * tree-inline.c (copy_body_r): Likewise.
12358 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
12361 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
12363 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
12364 as 'delete_unused' argument.
12366 2008-03-20 Richard Guenther <rguenther@suse.de>
12368 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
12369 special casing of constant qualifiers.
12370 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
12371 care about them in general.
12372 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
12373 regardless of their type.
12374 (fold_stmt_r): Forcefully fold *& if we end up with that.
12376 2008-03-20 Paul Brook <paul@codesourcery.com>
12378 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
12379 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
12381 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
12383 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
12384 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
12386 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
12388 * common.opt (Wmudflap): New option.
12389 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
12390 (mx_register_decls): Likewise.
12391 (mudflap_finish_file): Likewise.
12392 * doc/invoke.texi: Document -Wno-mudflap.
12394 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
12396 * c-format.c (replace_format_name_to_system_name): New.
12397 (cmp_attribs): New.
12398 (convert_format_name_to_system_name): New.
12399 (decode_format_attr): Add use of convert_format_name_to_system_name.
12400 (format_types_orig): Add gnu_ prefix to names.
12401 (check_format_info_main): Special treating of \0 escaped names for
12402 supporting multi-character format specifiers as I32, I64.
12403 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
12404 (gnu_target_overrides_format_attributes): New.
12405 * c-format.h: Add structure target_ovr_attr to hold
12406 system specific formatter names.
12407 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
12408 msformat-c.o file to c_target_objs and cxx_target_objs.
12409 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
12410 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
12411 (TARGET_N_FORMAT_TYPES): New.
12412 * config/i386/msformat-c.c: New.
12413 * config/i386/t-cygming: Add build rule for msformat-c.o.
12414 * doc/extend.texi: Add new format names gnu_* and ms_* and
12416 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
12418 2008-03-20 Ira Rosen <irar@il.ibm.com>
12420 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
12421 optimizations turned on under -O3.
12422 (ftree-vectorize): Add that the flag is turned on with -O3.
12424 2008-03-20 Ben Elliston <bje@au.ibm.com>
12426 * regmove.c (try_auto_increment): Fix spelling error in comment.
12427 * final.c (final_scan_insn): Likewise.
12429 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
12432 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
12433 allocator preferences for "y" and "r" class registers.
12434 ("*mov<mode>_internal"): Ditto.
12435 ("*movv2sf_internal_rex64"): Ditto.
12436 ("*movv2sf_internal"): Ditto.
12438 2008-03-19 Michael Matz <matz@suse.de>
12440 PR middle-end/35616
12441 * calls.c (expand_call): Check overlap of arguments with call
12442 address for sibcalls.
12444 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
12447 * stor-layout.c (update_alignment_for_field): Set minimum alignment
12448 of the underlying type of a MS bitfield layout to the natural
12449 alignment of the type.
12451 2008-03-19 Jan Hubicka <jh@suse.cz>
12454 * toplev.c (decode_d_option): Handle all CPP flags.
12455 * tree-vrp.c: Update tree_pass descriptors.
12456 * regrename.c: Update tree_pass descriptors.
12457 * fwprop.c: Update tree_pass descriptors.
12458 * doc/invoke.texi: Remove documentation of dropped -d? flags.
12459 * tree-into-ssa.c: Update tree_pass descriptors.
12460 * tree-dump.c: Update tree_pass descriptors.
12461 * tree-complex.c: Update tree_pass descriptors.
12462 * tree-dump.h: Update tree_pass descriptors.
12463 * see.c: Update tree_pass descriptors.
12464 * cgraphbuild.c: Update tree_pass descriptors.
12465 * tracer.c: Update tree_pass descriptors.
12466 * tree-loop-distribution.c: Update tree_pass descriptors.
12467 * cgraph.c: Update tree_pass descriptors.
12468 * postreload-gcse.c: Update tree_pass descriptors.
12469 * postreload.c: Update tree_pass descriptors.
12470 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
12471 * tree-tailcall.c: Update tree_pass descriptors.
12472 * tree-pass.h (tree_opt_pass): Rename to ...
12473 (opt_pass) ... this one; add "type" field and remove letter field.
12474 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
12475 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
12476 all_lowering_passes): Update declaration.
12477 * ipa-cp.c: Update tree_pass descriptors.
12478 * final.c: Update tree_pass descriptors.
12479 * omp-low.c: Update tree_pass descriptors.
12480 * tree-ssa-dse.c: Update tree_pass descriptors.
12481 * ipa-reference.c: Update tree_pass descriptors.
12482 * tree-ssa-uncprop.c: Update tree_pass descriptors.
12483 * auto-inc-dec.c: Update tree_pass descriptors.
12484 * reorg.c: Update tree_pass descriptors.
12485 * cgraphunit.c: Update tree_pass descriptors.
12486 * tree-ssa-copyrename.c: Update tree_pass descriptors.
12487 * tree-ssa-ccp.c: Update tree_pass descriptors.
12488 * df-core.c: Update tree_pass descriptors.
12489 * mode-switching.c: Update tree_pass descriptors.
12490 * tree-nomudflap.c: Update tree_pass descriptors.
12491 * modulo-sched.c: Update tree_pass descriptors.
12492 * ipa-pure-const.c: Update tree_pass descriptors.
12493 * cse.c: Update tree_pass descriptors.
12494 * web.c: Update tree_pass descriptors.
12495 * tree-stdarg.c: Update tree_pass descriptors.
12496 * tree-ssa-math-opts.c: Update tree_pass descriptors.
12497 * tree-ssa-dom.c: Update tree_pass descriptors.
12498 * tree-nrv.c: Update tree_pass descriptors.
12499 * tree-ssa-alias.c: Update tree_pass descriptors.
12500 * loop-init.c: Update tree_pass descriptors.
12501 * gimple-low.c: Update tree_pass descriptors.
12502 * ipa-inline.c: Update tree_pass descriptors.
12503 * tree-ssa-sink.c: Update tree_pass descriptors.
12504 * global.c: Update tree_pass descriptors.
12505 * ifcvt.c: Update tree_pass descriptors.
12506 * jump.c: Update tree_pass descriptors.
12507 * predict.c: Update tree_pass descriptors.
12508 * tree-ssa-loop.c: Update tree_pass descriptors.
12509 * recog.c: Update tree_pass descriptors.
12510 * dse.c: Update tree_pass descriptors.
12511 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
12512 * tree-eh.c: Update tree_pass descriptors.
12513 * regmove.c: Update tree_pass descriptors.
12515 * function.c: Update tree_pass descriptors.
12516 * tree-vectorizer.c: Update tree_pass descriptors.
12517 * gcse.c: Update tree_pass descriptors.
12518 * ipa-type-escape.c: Update tree_pass descriptors.
12519 * tree-if-conv.c: Update tree_pass descriptors.
12520 * init-regs.c: Update tree_pass descriptors.
12521 * ipa.c: Update tree_pass descriptors.
12522 * tree-ssa-phiopt.c: Update tree_pass descriptors.
12523 * rtl-factoring.c: Update tree_pass descriptors.
12524 * lower-subreg.c: Update tree_pass descriptors.
12525 * bt-load.c: Update tree_pass descriptors.
12526 * tree-dfa.c: Update tree_pass descriptors.
12527 * except.c: Update tree_pass descriptors.
12528 * emit-rtl.c: Update tree_pass descriptors.
12529 * cfgexpand.c: Update tree_pass descriptors.
12530 * tree-cfgcleanup.c: Update tree_pass descriptors.
12531 * cfgcleanup.c: Update tree_pass descriptors.
12532 * tree-ssa-pre.c: Update tree_pass descriptors.
12533 * tree-sra.c: Update tree_pass descriptors.
12534 * tree-mudflap.c: Update tree_pass descriptors.
12535 * tree-ssa-copy.c: Update tree_pass descriptors.
12536 * cfglayout.c: Update tree_pass descriptors.
12537 * tree-ssa-forwprop.c: Update tree_pass descriptors.
12538 * tree-ssa-dce.c: Update tree_pass descriptors.
12539 * tree-ssa.c: Update tree_pass descriptors.
12540 * regclass.c: Update tree_pass descriptors.
12541 * integrate.c: Update tree_pass descriptors.
12542 * tree-optimize.c: Update tree_pass descriptors.
12543 * tree-ssa-phiprop.c: Update tree_pass descriptors.
12544 * tree-object-size.c: Update tree_pass descriptors.
12545 * combine.c: Update tree_pass descriptors.
12546 * tree-outof-ssa.c: Update tree_pass descriptors.
12547 * bb-reorder.c: Update tree_pass descriptors.
12548 * stack-ptr-mod.c: Update tree_pass descriptors.
12549 * var-tracking.c: Update tree_pass descriptors.
12550 * tree-profile.c: Update tree_pass descriptors.
12551 * tree-vect-generic.c: Update tree_pass descriptors.
12552 * reg-stack.c: Update tree_pass descriptors.
12553 * sched-rgn.c: Update tree_pass descriptors.
12554 * tree-ssa-structalias.c: Update tree_pass descriptors.
12555 * tree-cfg.c: Update tree_pass descriptors.
12556 * passes.c (current_pass): Update declaration.
12557 (finish_optimization_passes): Update.
12558 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
12559 (register_one_dump_file, register_dump_files_1, next_pass_1):
12561 (init_optimization_passes): Update handling of new types.
12562 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
12563 * ipa-struct-reorg.c: Update tree_pass descriptors.
12564 * tree-ssa-reassoc.c: Update tree_pass descriptors.
12565 * combine-stack-adj.c: Update tree_pass descriptors.
12566 * cfgrtl.c: Update tree_pass descriptors.
12567 * dce.c: Update tree_pass descriptors.
12568 * tree-ssanames.c: Update tree_pass descriptors.
12570 2008-03-19 Richard Guenther <rguenther@suse.de>
12572 PR middle-end/35609
12573 * tree-ssa.c (walk_data): New structure.
12574 (warn_uninitialized_var): If not always_executed warn with "maybe"
12576 (execute_early_warn_uninitialized): Compute post-dominators.
12577 Initialize always_executed before processing each basic block.
12579 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
12582 * config/i386/i386.c (x86_this_parameter): Calculate correct location
12583 of "this" pointer when "regparm = N" or "fastcall" is in effect.
12585 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12587 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
12589 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
12591 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
12593 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
12594 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
12595 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
12596 target after ignore has been set, and move there also the commputation
12597 of subtarget and original_target.
12598 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
12599 (LANG_HOOKS_INITIALIZER): Remove it.
12600 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
12602 2008-03-18 Richard Guenther <rguenther@suse.de>
12604 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
12605 found an expression with constants, note that in the VN for the lhs.
12606 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
12607 fold them to constants if possible. Run cleanup_cfg if done so.
12608 (execute_pre): Return todo.
12609 (do_pre): Likewise.
12610 (execute_fre): Likewise.
12611 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
12613 (get_prop_source_stmt): Look through pointer conversions.
12615 2008-03-18 Jan Hubicka <jh@suse.cz>
12617 * tree-pretty-print.c: Include predict.h.
12618 (dump_generic_node): Dump predictor.
12619 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
12620 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
12621 * gimple-low.c (lower_stmt): Likewise.
12622 * expr.c (expand_expr_real): Likewise.
12623 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
12625 (build_predict_expr, build_predict_expr): New.
12626 * predict.h (predictor_name, build_predict_expr): Update.
12627 * c-typeck.c (c_finish_bc_stmt): Add prediction.
12628 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
12629 * predict.def (PRED_CONTINUE): Update hitrate.
12630 * tree.def (PREDICT_EXPR): Define.
12631 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
12632 do not handle BIND_EXPR.
12633 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
12634 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
12635 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
12638 2008-03-18 Michael Matz <matz@suse.de>
12640 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
12642 2008-03-18 Richard Guenther <rguenther@suse.de>
12644 * tree-gimple.h (is_gimple_invariant_address): Declare.
12645 (is_gimple_constant): Likewise.
12646 * tree-gimple.c (is_gimple_constant): New function.
12647 (is_gimple_invariant_address): Likewise.
12648 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
12649 and is_gimple_invariant_address.
12650 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
12652 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
12653 an addressable base.
12655 2008-03-18 Jakub Jelinek <jakub@redhat.com>
12657 PR middle-end/35611
12658 * gimplify.c (gimplify_expr): Gimplify second operand of
12661 2008-03-17 Richard Guenther <rguenther@suse.de>
12663 PR tree-optimization/19637
12664 * fold-const.c (fold_unary): Remove restrictions of removing
12665 intermediate pointer-conversions (P2)(P1)P0.
12666 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
12667 conversion to void pointer.
12668 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
12670 2008-03-16 James E. Wilson <wilson@tuliptree.org>
12673 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
12674 emulated thread local variables.
12676 2008-03-16 Richard Guenther <rguenther@suse.de>
12678 PR middle-end/35607
12679 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
12680 expand TREE_INVARIANT operations that are not gimple invariant.
12682 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
12684 * doc/extend.texi (Alignment): Say that the ABI controls
12685 the __alignof__ for non-strict-alignment targets rather
12686 than being a recommendation.
12688 2008-03-15 Paul Brook <paul@codesourcery.com>
12690 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
12692 (arm_output_fn_unwind): Mark functions that can not be unwound.
12694 2008-03-15 Paul Brook <paul@codesourcery.com>
12696 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
12697 extension instructions.
12699 2008-03-15 Richard Guenther <rguenther@suse.de>
12701 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
12702 and fold constant aggregate refs.
12703 (fold_const_aggregate_ref): Handle string constants
12704 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
12705 (evaluate_stmt): Simplify now that ccp_fold folds constant
12708 2008-03-15 Paul Brook <paul@codesourcery.com>
12710 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
12711 (extzv): Use gen_extzv_t2.
12712 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
12714 2008-03-15 Richard Guenther <rguenther@suse.de>
12716 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
12717 (fold_const_aggregate_ref): Likewise.
12718 (get_value): Return NULL if we don't have any values.
12719 (ccp_finalize): Set const_val to NULL after freeing it.
12720 * tree-flow.h (get_symbol_constant_value): Declare.
12721 (fold_const_aggregate_ref): Likewise.
12722 * tree-ssa-sccvn.c (try_to_simplify): Use them.
12724 2008-03-15 Richard Guenther <rguenther@suse.de>
12726 PR middle-end/35593
12727 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
12728 to not produce negative array indices if not allowed. Add
12729 parameter to indicate that.
12730 (maybe_fold_offset_to_component_ref): Allow negative array
12731 indices only for the first member of a structure.
12732 (maybe_fold_offset_to_reference): Allow negative array indices.
12733 (maybe_fold_stmt_addition): Likewise.
12735 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
12736 Anatoly Sokolov <aesok@post.ru>
12738 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
12739 (avr_arch): Add ARCH_AVR6.
12740 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
12741 (initial_elimination_offset): Initialize and use 'avr_pc_size'
12742 instead of fixed value 2.
12743 (print_operand_address): Use gs() asm specifier instead of pm().
12744 (avr_assemble_integer): (Ditto.).
12745 (avr_output_addr_vec_elt): (Ditto.).
12746 (print_operand): Handle "!" code.
12747 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
12748 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
12749 (AVR_HAVE_EIJMP_EICALL): Define.
12750 (AVR_3_BYTE_PC): Redefine.
12751 (AVR_2_BYTE_PC): (Ditto.).
12752 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
12753 (LINK_SPEC): Add atmega2560 and atmega2561.
12754 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
12756 * config/avr/avr.md (call_insn): Use eicall instead of icall
12757 for 3 byte PC devices.
12758 (call_value_insn): (Ditto.).
12759 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
12760 (indirect_jump): Use only for for 2 byte PC devices.
12761 (*tablejump): (Ditto.).
12762 (*indirect_jump_avr6): Add insn.
12763 (*tablejump_rjmp): Don't use for 3 byte PC devices.
12764 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
12765 instead of ijmp for 3 byte PC devices.
12766 (__tablejump2__): (Ditto.).
12767 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
12768 (MULITLIB_DIRNAMES): (Ditto.).
12769 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
12771 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
12773 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
12774 "sse2_umulsidi3". Use V1DI mode for operand 0.
12775 ("mmx_psadbw"): Use V1DI mode for operand 0.
12776 * config/i386/i386-modes.def (V1SI): New vector mode.
12777 * config/i386/i386.c (struct builtin_description)
12778 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
12779 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
12780 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
12781 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
12782 v1di_ftype_v8qi_v8qi type.
12783 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
12785 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
12786 __builtin_ia32_pmuludq]: Fix the mode of return value.
12788 2008-03-15 Richard Guenther <rguenther@suse.de>
12790 PR middle-end/35595
12791 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
12794 2008-03-14 Bob Wilson <bob.wilson@acm.org>
12796 * doc/invoke.texi (Option Summary, Xtensa Options): Document
12797 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
12798 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
12799 unless TARGET_SERIALIZE_VOLATILE is enabled.
12800 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
12801 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
12802 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
12804 2008-03-14 Richard Guenther <rguenther@suse.de>
12806 PR tree-optimization/34172
12807 * tree-flow.h (refs_may_alias_p): Declare.
12808 (get_single_def_stmt): Likewise.
12809 (get_single_def_stmt_from_phi): Likewise.
12810 (get_single_def_stmt_with_phi): Likewise.
12811 * tree-dfa.c (refs_may_alias_p): New function.
12812 (get_single_def_stmt): Likewise.
12813 (get_single_def_stmt_from_phi): Likewise.
12814 (get_single_def_stmt_with_phi): Likewise.
12815 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
12816 (vn_reference_lookup_1): New helper function.
12817 (vn_reference_lookup): Walk the virtual use-def chain to
12818 continue searching for a match if the def does not alias the
12819 reference we are looking for.
12821 2008-03-14 David Edelsohn <edelsohn@gnu.org>
12823 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
12824 archive and Perzl. Update The Written Word listing.
12826 2008-03-14 Richard Guenther <rguenther@suse.de>
12828 PR tree-optimization/34043
12829 PR tree-optimization/33989
12830 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
12832 (bitmap_find_leader): Use extra argument to verify dominance
12833 relationship inside a basic-block.
12834 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
12835 (find_leader_in_sets): Adjust.
12836 (create_component_ref_by_pieces): Take extra argument for
12837 dominance check, handle lookup failures.
12838 (find_or_generate_expression): Likewise.
12839 (create_expression_by_pieces): Likewise.
12840 (insert_into_preds_of_block): Adjust.
12841 (create_value_expr_from): If asked for, verify all operands
12842 are in the blocks AVAIL_OUT set.
12843 (make_values_for_stmt): Check for SSA_NAMEs that are life
12844 over an abnormal edge.
12845 (compute_avail): Remove such check.
12846 (do_SCCVN_insertion): New function.
12847 (eliminate): If we do not find a leader suitable for replacement
12848 insert a replacement expression from SCCVN if available.
12849 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
12850 (struct vn_ssa_aux): Add needs_insertion flag.
12851 * tree-ssa-sccvn.c (may_insert): New global flag.
12852 (copy_reference_ops_from_ref): Value-number union member access
12853 based on its size, not type and member if insertion is allowed.
12854 (visit_reference_op_load): For a weak match from union type
12855 punning lookup a view-converted value and insert a SSA_NAME
12856 for that value if that is not found.
12857 (visit_use): Make dumps shorter. Do not disallow value numbering
12858 SSA_NAMEs that are life over an abnormal edge to constants.
12859 (free_scc_vn): Release inserted SSA_NAMEs.
12860 (run_scc_vn): New flag to specify whether insertion is allowed.
12861 Process SSA_NAMEs in forward order.
12862 * tree-ssa-loop-im.c (for_each_index): Handle invariant
12863 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
12864 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
12865 pointer type to/from integral types that do not change the
12866 precision to regular conversions.
12868 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
12870 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
12871 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
12872 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
12873 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
12874 input arguments and the mode of return value. Built-in functions
12875 that operate on whole 64-bit MMX register now use V1DI mode.
12877 2008-03-13 Alon Dayan <alond@il.ibm.com>
12878 Olga Golovanevsky <olga@il.ibm.com>
12880 PR tree-optimization/35041
12881 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
12882 to locate the right position in a statement.
12884 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
12888 * config/i386/xmmintrin.h: Change all static inline functions to
12889 extern inline and add __gnu_inline__ attribute.
12890 * config/i386/bmintrin.h: Ditto.
12891 * config/i386/smmintrin.h: Ditto.
12892 * config/i386/tmmintrin.h: Ditto.
12893 * config/i386/mmintrin-common.h: Ditto.
12894 * config/i386/ammintrin.h: Ditto.
12895 * config/i386/emmintrin.h: Ditto.
12896 * config/i386/pmmintrin.h: Ditto.
12897 * config/i386/mmintrin.h: Ditto.
12898 * config/i386/mm3dnow.h: Ditto.
12900 2008-03-13 Jakub Jelinek <jakub@redhat.com>
12902 PR middle-end/35185
12903 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
12904 (lower_omp_2): New function.
12905 (lower_omp_1, lower_omp): Rewritten.
12907 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
12910 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
12911 with the phrase "Microsoft Windows compilers".
12912 (Push/Pop Macro Pragmas): New subsection. Document
12913 #pragma push_macro and pragma pop_macro.
12915 2008-03-12 Paul Brook <paul@codesourcery.com>
12917 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
12919 2008-03-12 Paul Brook <paul@codesourcery.com>
12921 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
12922 (thumb2_alusi3_short): Exclude PLUS and MINUS.
12923 (thumb2_addsi_shortim): Rename ...
12924 (thumb2_addsi_short): ... to this. Allow register operands.
12925 (thumb2_subsi_short): New pattern.
12926 (thumb2_one_cmplsi2_short,
12927 thumb2_negsi2_short): New patterns and peepholes.
12929 2008-03-12 Paul Brook <paul@codesourcery.com>
12931 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
12933 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
12935 * config/i386/i386.md (int_cond): New code iterator.
12937 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
12938 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
12939 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
12940 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
12941 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
12942 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
12943 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
12944 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
12946 2008-03-12 Paul Brook <paul@codesourcery.com>
12948 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
12949 instead of {arm,thumb}_compute_save_reg_mask.
12950 (output_return_instruction): Ditto.
12951 (thumb_unexpanded_epilogue): Ditto.
12952 (thumb1_expand_prologue): Ditto.
12953 (thumb1_output_function_prologue): Ditto.
12954 (arm_set_return_address): Ditto.
12955 (thumb_set_return_address): Ditto.
12956 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
12957 regs to achieve stack alignment.
12958 (thumb1_compute_save_reg_mask): Fix compiler warning.
12959 (arm_output_epilogue): Use offsets->saved_regs_mask.
12960 Adjust stack pointer by poping call clobered registers.
12961 (arm_expand_prologue): Use offsets->saved_regs_mask.
12962 Adjust stack pointer by pushing extra registers.
12963 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
12965 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
12968 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
12969 conversion to the operands of a multiplication.
12971 2008-03-12 Richard Guenther <rguenther@suse.de>
12973 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
12974 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
12975 * timevar.def (TV_TREE_PHIPROP): Add.
12976 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
12977 pass description. Use TV_TREE_PHIPROP.
12978 * tree-ssa-forwprop.c: Remove phiprop code.
12980 2008-03-12 Jakub Jelinek <jakub@redhat.com>
12982 PR middle-end/35549
12983 * omp-low.c (maybe_lookup_decl): Constify first argument.
12984 (use_pointer_for_field): Change last argument from bool to
12985 omp_context *. Disallow shared copy-in/out in nested
12986 parallel if decl is shared in outer parallel too.
12987 (build_outer_var_ref, scan_sharing_clauses,
12988 lower_rec_input_clauses, lower_copyprivate_clauses,
12989 lower_send_clauses, lower_send_shared_vars): Adjust callers.
12991 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
12992 Ira Rosen <irar@il.ibm.com>
12994 * tree-vectorizer.c (free_stmt_vec_info): New function.
12995 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
12996 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
12997 * tree-vectorizer.h (free_stmt_vec_info): Declare.
12998 * tree-vect-transform.c (vectorizable_conversion): Free
12999 vec_oprnds0 if it was allocated.
13000 (vect_permute_store_chain): Remove unused VECs.
13001 (vectorizable_store): Free VECs that are allocated in the..
13003 (vect_transform_strided_load, vectorizable_load): Likewise.
13004 (vect_remove_stores): Simplify the code.
13005 (vect_transform_loop): Move code to vect_remove_stores().
13006 Call vect_remove_stores() and free_stmt_vec_info().
13008 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13010 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
13011 TARGET_HPUX. Revise comment.
13012 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
13013 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
13014 Use sr4 variant of `be' instruction when not generating PIC code.
13015 (attr_length_call): Adjust for above change.
13017 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13019 * ipa-reference.c (static_execute): Remove module_statics_const and
13020 associated setting code.
13022 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
13025 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
13026 predicate for operand 1.
13027 (paritysi2_cmp): Use register_operand predicate for operand 2.
13028 Use earlyclobber modifier for operand 1. Remove support for
13030 (paritydi2_cmp): Use register_operand predicate for operand 3.
13031 Use earlyclobber modifier for operand 1. Remove support for
13034 2008-03-11 Paul Brook <paul@codesourcery.com>
13035 Vladimir Prus <vladimir@codesourcery.com>
13037 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
13038 (arm_compute_save_reg0_reg12_mask): Always
13039 check if register 11 must be saved. Always safe hard frame pointer
13040 when frame_pointer_needeed.
13041 (arm_compute_save_reg_mask): Save IP and PC
13042 only with apcs frames.
13043 (arm_output_epilogue): Adjust Thumb2 codepath to
13044 be also invoked and work for ARM non-apcs frames.
13045 (arm_expand_prologue): Don't bother saving IP
13046 for non-apcs frame, since it's not clobbered by
13047 prologue code. Implement non-apcs frame
13050 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
13052 PR rtl-optimization/35281
13053 * expr.c (convert_move): Use a new pseudo for the intermediate
13054 from_mode->word_mode result.
13056 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
13058 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
13059 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
13060 * toplev.c (compile_file): Don't call it.
13062 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
13064 PR middle-end/35526
13065 * expr.c (store_expr): Call emit_block_move if the mode
13066 of "temp" RTX is BLKmode.
13068 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13069 Richard Guenther <rguenther@suse.de>
13071 PR tree-optimization/31358
13072 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
13073 the step with a NULL_TREE.
13074 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
13075 to sizetype if type is a pointer type.
13076 (add_candidate_1): Don't convert the base and step to
13077 the generic type if the orginal type is a pointer type.
13078 (add_iv_value_candidates): Use sizetype for the step
13079 if type is a pointer type.
13080 (cand_value_at): Likewise.
13081 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
13083 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
13084 Don't convert the tem affine to the type.
13085 (add_elt_to_tree): Use sizetype for the step if a pointer.
13086 Use POINTER_PLUS_EXPR for pointers.
13087 (aff_combination_to_tree): Use sizetype for the step if a
13090 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
13092 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
13093 Remove commutativity hint.
13095 2008-03-10 Jakub Jelinek <jakub@redhat.com>
13099 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
13100 errorneous type. Check that v is a VAR_DECL.
13102 PR middle-end/35099
13103 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
13105 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
13107 PR tree-optimization/35494
13108 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
13109 may be overriden at link and run time.
13111 2008-03-10 Richard Guenther <rguenther@suse.de>
13113 PR tree-optimization/34677
13114 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
13115 (poolify_tree): Likewise.
13116 (modify_expr_template): Likewise.
13117 (poolify_modify_stmt): Likewise.
13118 (insert_fake_stores): Handle all component-ref style stores
13119 in addition to INDIRECT_REF. Also handle complex types.
13120 Do not poolify the inserted load.
13121 (realify_fake_stores): Do not rebuild the tree but only
13122 make it a SSA_NAME copy.
13123 (init_pre): Remove initialzation of modify_expr_template.
13124 Do not allocate modify_expr_node_pool.
13125 (fini_pre): Do not free modify_expr_node_pool.
13127 2008-03-10 Paul Brook <paul@codesourcery.com>
13129 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
13130 to avoid conflicts.
13132 2008-03-10 Paul Brook <paul@codesourcery.com>
13133 Mark Shinwell <shinwell@codesourcery.com>
13135 * config/arm/cortex-r4.md: New.
13136 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
13138 * config/arm/arm.md: Include cortex-r4.md.
13139 (insn): Add smmls, sdiv and udiv values.
13140 (generic_sched): Don't use generic scheduling for Cortex-R4.
13141 (arm_issue_rate): New function.
13142 (TARGET_SCHED_ISSUE_RATE): Define.
13144 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
13146 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
13148 2008-03-10 Richard Guenther <rguenther@suse.de>
13150 * tree-ssa-pre.c (get_sccvn_value): Simplify.
13151 (compute_avail): Do not add stmt uses to AVAIL_OUT.
13153 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
13155 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
13156 Set default to true.
13158 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13160 * c.opt (Wsynth): Deprecate.
13161 * doc/invoke.texi (Option Summary, Warning Options): Document
13162 -Wno-format-contains-nul.
13164 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
13167 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
13168 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
13170 2008-03-09 Ira Rosen <irar@il.ibm.com>
13172 * config/rs6000/rs6000.c (builtin_description): Rename vector
13173 left shift operations.
13174 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
13175 (altivec_vsl<VI_char>): Rename to ...
13176 (ashl<mode>3): ... new name.
13177 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
13179 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
13181 2008-03-08 Richard Guenther <rguenther@suse.de>
13183 * coverage.h (tree_coverage_counter_addr): Declare.
13184 * coverage.c (tree_coverage_counter_addr): New function.
13185 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
13186 before using again.
13187 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
13188 (tree_gen_one_value_profiler): Likewise.
13189 (tree_gen_ic_profiler): Likewise.
13190 (tree_gen_average_profiler): Likewise.
13191 (tree_gen_ior_profiler): Likewise.
13193 2008-03-08 Richard Guenther <rguenther@suse.de>
13195 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
13196 (vn_binary_op_insert): Likewise.
13197 (vn_unary_op_lookup): Likewise.
13198 (vn_unary_op_insert): Likewise.
13199 (vn_nary_op_lookup): Declare.
13200 (vn_nary_op_insert): Likewise.
13201 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
13202 and binary hashes, use a single obstack for unary_op_pool
13203 and binary_op_pool.
13204 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
13205 a single struct vn_nary_op_s. Store tree code length and
13206 a variable number of operands.
13207 (struct vn_reference_op_struct): Remove unused op2.
13208 (vn_reference_op_eq): Do not compare op2.
13209 (vn_reference_op_compute_hash): Do not compute hash of op2.
13210 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
13211 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
13212 with vn_nary_op_compute_hash.
13213 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
13214 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
13216 (vn_unary_op_insert, vn_binary_op_insert): Replace with
13218 (visit_unary_op): Call nary functions.
13219 (visit_binary_op): Likewise.
13220 (process_scc): Adjust for struct vn_tables_s changes.
13221 (allocate_vn_table): Likewise.
13222 (free_vn_table): Likewise.
13223 * tree-vn.c (vn_add): Call nary functions.
13224 (vn_lookup): Likewise.
13226 2008-03-08 Jakub Jelinek <jakub@redhat.com>
13229 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
13230 wdst back after sync_compare_and_swapqhi_internal.
13232 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
13235 * config/i386/i386-modes.def (V1DI): New vector mode.
13236 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
13237 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
13238 (MMXMODE248): Ditto.
13239 (MMXMODE): Add V1DI mode.
13240 (mmxvecsize): Change DI mode to V1DI mode.
13241 ("mov<mode>): Use MMXMODEI8 mode iterator.
13242 ("*mov<mode>_internal_rex64"): Ditto.
13243 ("*mov<mode>_internal"): Ditto.
13244 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
13245 ("mmx_sub<mode>3"): Ditto.
13246 ("mmx_adddi3"): Remove insn pattern.
13247 ("mmx_subdi3"): Ditto.
13248 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
13249 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
13250 ("mmx_ashl<mode>3"): Ditto.
13251 ("mmx_lshrdi3"): Remove insn pattern.
13252 ("mmx_ashldi3"): Ditto.
13253 * config/i386/i386.c (classify_argument): Handle V1DImode.
13254 (function_arg_advance_32): Ditto.
13255 (function_arg_32): Ditto.
13256 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
13257 mmx_addv1di3 insn pattern.
13258 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
13259 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
13260 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
13261 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
13262 Remove definitions of built-in functions.
13263 (V1DI_type_node): New node.
13264 (v1di_ftype_v1di_int): Ditto.
13265 (v1di_ftype_v1di_v1di): Ditto.
13266 (v2si_ftype_v2si_si): Ditto.
13267 (v4hi_ftype_v4hi_di): Remove node.
13268 (v2si_ftype_v2si_di): Ditto.
13269 (ix86_init_mmx_sse_builtins): Handle V1DImode.
13270 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
13271 Redefine builtins using def_builtin_const with *_ftype_*_int node.
13272 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
13273 Add new builtins using def_builtin_const.
13274 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
13275 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
13276 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
13277 * config/i386/mmintrin.h (__v1di): New typedef.
13278 (_mm_add_si64): Cast arguments to __v1di type.
13279 (_mm_sub_si64): Ditto.
13280 (_mm_sll_pi16): Cast __count to __v4hi type.
13281 (_mm_sll_pi32): Cast __count to __v2si type.
13282 (_mm_sll_si64): Cast arguments to __v1di type.
13283 (_mm_srl_pi16): Cast __count to __v4hi type.
13284 (_mm_srl_pi32): Cast __count to __v2si type.
13285 (_mm_srl_si64): Cast arguments to __v1di type.
13286 (_mm_sra_pi16): Cast __count to __v4hi type.
13287 (_mm_sra_pi32): Cast __count to __v2si type.
13288 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
13289 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
13290 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
13291 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
13292 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
13293 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
13294 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
13295 (_mm_srai_pi32): Use __builtin_ia32_psradi.
13296 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
13297 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
13298 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
13299 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
13301 2008-03-07 Joseph Myers <joseph@codesourcery.com>
13303 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
13305 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
13308 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
13309 reg+const addressing for Altivec modes. Don't generate reg+reg
13310 addressing for TFmode or TDmode quantities.
13312 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
13314 * c-common.c (vector_types_convertible_p): Call langhook
13315 instead of comptypes.
13317 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13320 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
13321 integral and scalar float variables which have a
13324 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
13326 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
13327 dwarf_register_span hook when emitting unwind information for
13328 register-to-memory saves.
13329 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
13330 (rs6000_frame_related): Remove call to spe_synthesize_frame.
13332 2008-03-06 Jakub Jelinek <jakub@redhat.com>
13334 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
13335 for the same VAR_DECL.
13337 2008-03-06 Tom Tromey <tromey@redhat.com>
13339 * treelang: Delete.
13340 * doc/standards.texi (Standards): Don't mention treelang.
13341 * doc/invoke.texi (Overall Options): Don't mention treelang.
13342 * doc/install.texi (Prerequisites): Don't mention bison or
13344 (Configuration): Don't mention treelang.
13345 (Building): Likewise.
13346 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
13348 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
13350 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
13351 word-extractions out of a multi-word object.
13353 2008-03-06 Richard Guenther <rguenther@suse.de>
13355 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
13356 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
13357 result type and precision.
13358 * expr.c (get_inner_reference): Set unsignedp based on the result
13359 type of BIT_FIELD_REF.
13360 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
13361 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
13362 (try_instantiate_multiple_fields): Likewise. Use the correct type
13364 (sra_build_assignment): Likewise.
13365 (sra_build_elt_assignment): Likewise.
13366 (sra_explode_bitfield_assignment): Likewise.
13367 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
13368 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
13369 set BIT_FIELD_REF_UNSIGNED.
13370 (vectorizable_load): Likewise.
13372 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
13374 * cse.c (cse_extended_basic_block): Invalidate artificial defs
13377 2008-03-06 Richard Guenther <rguenther@suse.de>
13379 * alias.c (struct alias_set_entry): Move has_zero_child field
13380 to pack with alias_set.
13382 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
13384 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13387 2008-03-05 Ian Lance Taylor <iant@google.com>
13389 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
13391 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
13393 * fwprop.c (update_df): Support width and offset parameters of
13395 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
13396 global_conflicts): Change DF_REF_EXTRACT to either
13397 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13398 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13399 * df-scan.c (df_ref_record, df_defs_record,
13400 df_ref_create_structure, df_def_record_1, df_uses_record,
13401 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
13402 df_bb_refs_collect, df_entry_block_defs_collect,
13403 df_exit_block_uses_collect): Support new width and offset fields.
13404 (ref_extract_pool): New storage pool.
13405 (df_free_ref): New function.
13406 (df_reg_chain_unlink, df_free_collection_rec,
13407 df_sort_and_compress_refs): Call df_free_ref.
13408 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
13410 (df_ref_create_structure): Allocate df_ref_extract if offset and
13411 width fields are used.
13412 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
13413 (df_uses_record): Get offset and width from ZERO_EXTRACT
13415 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
13416 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13417 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13418 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
13419 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13420 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13421 (df_ref_extract): New structure.
13422 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
13423 (df_ref_create): Add width and offset parameters.
13425 2008-03-05 Richard Guenther <rguenther@suse.de>
13427 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13428 Use ranges_overlap_p.
13429 (offset_overlaps_with_access): Rename
13430 to ranges_overlap_p and move ...
13431 * tree-flow-inline.h (ranges_overlap_p): ... here.
13433 * tree.h (get_inner_reference, handled_component_p): Update
13436 * tree.h (record_component_aliases, get_alias_set,
13437 alias_sets_conflict_p, alias_sets_must_conflict_p,
13438 objects_must_conflict_p): Move declarations ...
13439 * alias.h (record_component_aliases, get_alias_set,
13440 alias_sets_conflict_p, alias_sets_must_conflict_p,
13441 objects_must_conflict_p): ... here.
13442 Include coretypes.h.
13443 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
13445 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
13447 * cfg.c: Include tree-flow.h.
13448 (remove_edge_raw): Call redirect_edge_var_map_clear.
13449 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
13450 * tree-flow-inline.h (redirect_edge_var_map_def): New.
13451 (redirect_edge_var_map_result): New.
13452 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
13453 PENDING_STMT use with redirect_edge_var_map_*.
13454 * tree-ssa.c (edge_var_maps): New definition.
13455 (redirect_edge_var_map_add): New.
13456 (redirect_edge_var_map_clear): New.
13457 (redirect_edge_var_map_dup): New.
13458 (redirect_edge_var_map_vector): New.
13459 (redirect_edge_var_map_destroy): New.
13460 (ssa_redirect_edge): Replace PENDING_STMT use with
13461 redirect_edge_var_map_*.
13462 (flush_pending_stmts): Same.
13463 (delete_tree_ssa): Destroy edge var map.
13464 * tree-flow.h (struct _edge_var_map): New.
13465 Define edge_var_map vector type.
13466 Declare redirect_edge_var_map_* prototypes.
13467 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
13468 * tree-cfg.c (reinstall_phi_args): Replace
13469 PENDING_STMT use with redirect_edge_var_map_*.
13471 2008-03-05 Richard Guenther <rguenther@suse.de>
13473 PR tree-optimization/35472
13474 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
13475 whose single use_stmt has a overlapping set of loaded and
13476 stored symbols as that use_stmt might be a noop assignment then.
13478 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
13480 * gthr-rtems.h: Implement __gthread_mutex_destroy.
13482 2008-03-05 Richard Guenther <rguenther@suse.de>
13485 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
13486 should be constants.
13487 * tree-cfg.c (verify_expr): Verify it.
13488 * fold-const.c (fold_truthop): Remove code generating
13489 BIT_FIELD_REFs of structure bases.
13490 (fold_binary): Likewise.
13491 (fold_ternary): Position and size of BIT_FIELD_REFs are
13492 always host integers.
13493 (make_bit_field_ref): Remove.
13494 (optimize_bit_field_compare): Remove.
13495 (all_ones_mask_p): Remove.
13497 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
13500 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
13501 (split_block_and_df_analyze): New. Split basic block and rebuild
13503 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
13505 (split_pattern_seq): Likewise.
13506 (erase_matching_seqs): Likewise.
13507 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
13509 2008-03-04 Geoff Keating <geoffk@apple.com>
13511 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
13512 declaration and code.
13513 (tree_invalid_nonnegative_warnv_p): Likewise.
13515 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
13517 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
13518 examples. Truncate option-names then causing overfull hbox.
13520 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13523 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
13525 * configure: Rebuilt.
13527 2008-03-04 Rafael Espindola <espindola@google.com>
13529 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
13530 (tree_unary_nonnegative_warnv_p): New.
13531 (tree_binary_nonnegative_warnv_p): New.
13532 (tree_single_nonnegative_warnv_p): New.
13533 (tree_invalid_nonnegative_warnv_p): New.
13534 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
13536 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13539 * opts.c (handle_option): Postpone 'unknown option' errors only for
13542 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
13545 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
13548 2008-03-04 Rafael Espindola <espindola@google.com>
13550 * fold-const.c (tree_unary_nonzero_warnv_p): New.
13551 (tree_binary_nonzero_warnv_p): New.
13552 (tree_single_nonzero_warnv_p): New.
13553 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
13555 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
13557 PR middle-end/35456
13558 * fold-const.c (fold_cond_expr_with_comparison): Prevent
13559 transformations for modes that have signed zeros.
13560 * ifcvt.c (noce_try_abs): Ditto.
13562 2008-03-04 Joseph Myers <joseph@codesourcery.com>
13564 * config/i386/i386.c (override_options): Force
13565 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
13567 2008-03-04 Jan Hubicka <jh@suse.cz>
13570 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
13573 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13575 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
13576 label to probe the stack.
13578 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13580 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
13581 (__gthr_win32_mutex_destroy): Declare.
13582 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
13583 __gthr_win32_mutex_destroy.
13584 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
13586 2008-03-03 Jan Hubicka <jh@suse.cz>
13589 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
13590 aggressive on inlining cold calls.
13592 2008-03-03 Richard Guenther <rguenther@suse.de>
13594 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
13595 struct copies into the expression table.
13596 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
13597 (try_to_simplify): Likewise.
13598 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
13599 integral and pointer arguments which do not change the
13600 precision to NOP_EXPRs.
13601 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
13602 VIEW_CONVERT_EXPR case.
13604 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
13606 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
13607 defined in a loop at depth 0 is invariant.
13608 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13609 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
13610 be called at loop depth 0.
13612 2008-03-02 Jakub Jelinek <jakub@redhat.com>
13615 * gcc.c (process_command): Update copyright notice dates.
13616 * gcov.c (print_version): Likewise.
13617 * gcov-dump.c (print_version): Likewise.
13618 * mips-tfile.c (main): Likewise.
13619 * mips-tdump.c (main): Likewise.
13621 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13624 * c-common.c (flag_permissive): Delete.
13625 (constant_expression_warnings): Check flags first.
13626 (constant_expression_error): New.
13627 * c-common.h (flag_permissive): Delete.
13628 (constant_expression_error): Declare.
13629 * flags.h (flag_permissive): Declare. Update description.
13630 * diagnostic.c (pedwarn): Update.
13632 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
13633 (permissive_error_kind): New.
13634 * toplev.c (flag_permissive): Define. Update description.
13635 * toplev.h (permissive_error_kind): Declare.
13636 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
13637 (pedwarn_c90): Use pedantic_warning_kind.
13638 * c-opts.c (c_common_post_options): flag_permissive does not affect
13639 flag_pedantic_errors.
13641 2008-03-02 Joseph Myers <joseph@codesourcery.com>
13643 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
13644 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
13645 __absvsi2, __absvDI2): Use unsigned arithmetic.
13647 2008-03-02 Andi Kleen <ak@suse.de>
13648 Richard Guenther <rguenther@suse.de>
13650 * struct-equiv.c: Remove file.
13651 * cfg_cleanup.c (condjump_equiv_p): Remove.
13652 * Makefile.in (OBJS-common): Remove struct-equiv.o.
13653 (struct-equiv.o): Remove rule.
13654 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
13655 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
13656 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
13658 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13660 * ifcvt.c (noce_process_if_block): Try to handle only the then
13661 block if the else block exists but isn't suitable.
13663 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13666 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
13667 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
13668 regression from previous patch.
13670 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13673 * gthr.h: Add __gthread_mutex_destroy as a function that must be
13675 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
13676 * gthr-single.h (__gthread_mutex_destroy): Likewise.
13677 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
13678 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
13679 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
13680 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
13681 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
13682 (__gthread_mutex_destroy_function): Rename to
13683 __gthread_mutex_destroy.
13684 * gthr-dce.h (__gthread_mutex_destroy): Call
13685 pthread_mutex_destroy.
13686 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
13687 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
13688 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
13690 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13692 * df-scan.c (df_ref_chain_change_bb): Simplify.
13693 (df_insn_change_bb): Add new_bb argument. Simplify. Call
13694 set_block_for_insn if there's any change.
13695 * df.h ((df_insn_change_bb): Fix prototype.
13696 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
13697 df_insn_change_bb, don't call set_block_for_insn.
13698 * emit-rtl.c (reorder_insns): Likewise.
13699 * haifa-sched.c (move_insn): Likewise.
13701 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13703 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
13705 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13707 * tree-flow-inline.h (next_readonly_imm_use): Return
13708 NULL_USE_OPERAND_P after the end.
13710 2008-03-01 Richard Guenther <rguenther@suse.de>
13712 PR tree-optimization/35411
13713 * tree-sra.c (sra_build_assignment): Split conversion to
13714 final type to a separate statement if we are not assigning
13717 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13719 * fold-const.c (fold_convertible_p): Correct the logic to follow
13720 that in fold_convert().
13722 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
13725 * tree-inline.c (build_duplicate_type): When we make a
13726 duplicate type, make it unique in the canonical types system.
13728 2008-02-29 Tom Tromey <tromey@redhat.com>
13730 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
13731 input_file_stack_history, input_file_stack_restored): Remove.
13732 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13733 * input.h (struct file_stack): Remove.
13734 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13735 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
13737 * diagnostic.h (struct diagnostic_context) <last_module>: Change
13739 (diagnostic_last_module_changed): Add 'map' argument.
13740 (diagnostic_set_last_function): Likewise.
13741 * diagnostic.c (undiagnostic_report_current_module): Iterate using
13742 line map, not input_file_stack.
13743 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
13745 2008-02-29 Paul Brook <paul@codesourcery.com>
13747 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
13749 2008-02-29 Paul Brook <paul@codesourcery.com>
13751 * config/arm/ieee754-df.S (muldf3): Use RET macros.
13753 2008-02-29 Richard Guenther <rguenther@suse.de>
13755 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
13757 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
13758 value for comparing for a store match.
13759 (simplify_unary_expression): Do nothing for SSA_NAMEs.
13760 (try_to_simplify): Do not do a full-blown reference lookup.
13762 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13764 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
13765 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
13767 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
13769 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
13771 * tree-loop-linear.c (try_interchange_loops): Compare memory access
13772 strides against cache sizes.
13774 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13776 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
13779 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
13781 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
13782 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
13783 is smaller than the original promoted value.
13784 (simplify_subreg): If OP is a SUBREG, try to preserve its
13785 SUBREG_PROMOTED_VAR_P information.
13787 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
13789 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
13790 (VN_INFO_GET): Allocate new objects on the obstack.
13791 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
13792 for rpo_numbers_temp, for consistency.
13793 (free_scc_vn): Free the obstack.
13795 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
13797 * doc/invoke.texi: Document -ftree-loop-distribution.
13798 * tree-loop-distribution.c: New.
13799 * tree-pass.h (pass_loop_distribution): New.
13800 * graphds.h (struct graph): Add htab_t indices.
13801 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
13802 * tree-vectorizer.c (rename_variables_in_loop): Extern.
13803 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
13804 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
13805 * tree-data-ref.c (debug_data_dependence_relations): New.
13806 (dump_data_dependence_relation): Also print data references.
13807 (free_data_ref): Extern.
13808 (same_access_functions): Moved...
13809 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
13810 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13811 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
13812 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
13813 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
13814 (stmts_from_loop): Skip LABEL_EXPR.
13815 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
13817 (build_rdg): Initialize rdg->indices htab.
13818 (free_rdg, stores_from_loop, ref_base_address,
13819 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
13820 have_similar_memory_accesses_1, ref_base_address_1,
13821 remove_similar_memory_refs): New.
13822 * tree-data-ref.h: Depend on tree-chrec.h.
13823 (debug_data_dependence_relations, free_data_ref): Declared.
13824 (same_access_functions): ... here.
13825 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
13827 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
13828 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
13829 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
13830 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13831 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
13832 rdg_vertex_for_stmt): Declared.
13833 (struct rdg_edge): Add level.
13835 (free_rdg, stores_from_loop, remove_similar_memory_refs,
13836 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
13838 (rdg_has_similar_memory_accesses): New.
13839 * tree-vect-analyze.c: Remove unused static decls.
13840 * lambda.h (dependence_level): New.
13841 * common.opt (ftree-loop-distribution): New.
13842 * tree-flow.h (mark_virtual_ops_in_bb,
13843 slpeel_tree_duplicate_loop_to_edge_cfg,
13844 rename_variables_in_loop): Declared.
13845 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
13846 (OBJS-common): Add tree-loop-distribution.o.
13847 (tree-loop-distribution.o): New rule.
13848 * tree-cfg.c (mark_virtual_ops_in_bb): New.
13849 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
13850 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
13852 2008-02-28 Joseph Myers <joseph@codesourcery.com>
13855 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
13856 other than structures and unions.
13858 2008-02-28 Richard Guenther <rguenther@suse.de>
13861 2008-02-26 Richard Guenther <rguenther@suse.de>
13863 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13864 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13865 (lookup_decl_from_uid): Declare.
13866 (remove_decl_from_map): Likewise.
13867 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13868 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13869 (decl_for_uid_map): New global hashtable mapping DECL_UID
13871 (init_ttree): Allocate it.
13872 (insert_decl_to_uid_decl_map): New helper function.
13873 (make_node_stat): Insert new decls into the map.
13874 (copy_node_stat): Likewise.
13875 (lookup_decl_from_uid): New function.
13876 (remove_decl_from_map): Likewise.
13877 (print_decl_for_uid_map_statistics): New helper.
13878 (dump_tree_statistics): Call it.
13880 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13881 (referenced_var_iterator): Adjust.
13882 (FOR_EACH_REFERENCED_VAR): Adjust.
13883 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13884 (num_referenced_vars): Adjust.
13885 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13886 (first_referenced_var): Remove.
13887 (end_referenced_vars_p): Likewise.
13888 (next_referenced_var): Likewise.
13889 (referenced_var_iterator_set): New helper function.
13890 * tree-dfa.c (referenced_var_lookup): Adjust.
13891 (referenced_var_check_and_insert): Likewise.
13892 (remove_referenced_var): Likewise.
13893 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13894 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13895 (verify_call_clobbering): Likewise.
13896 (verify_memory_partitions): Likewise.
13897 (init_tree_ssa): Allocate bitmap instead of hashtable for
13899 (delete_tree_ssa): Adjust.
13900 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13901 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13902 (compute_tag_properties): Likewise.
13903 (set_initial_properties): Likewise.
13904 (find_partition_for): Likewise.
13905 (update_reference_counts): Likewise.
13906 (dump_may_aliases_for): Likewise.
13907 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13908 (add_call_clobber_ops): Likewise.
13909 (add_call_read_ops): Likewise.
13910 (get_asm_expr_operands): Likewise.
13911 * tree-into-ssa.c (dump_decl_set): Likewise.
13912 (update_ssa): Likewise.
13913 * tree-sra.c (scan_function): Likewise.
13914 (decide_instantiations): Likewise.
13915 (scalarize_parms): Likewise.
13916 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13917 (dsa_named_for): Likewise.
13918 * tree-ssa-structalias.c (update_alias_info): Likewise.
13919 (merge_smts_into): Likewise.
13921 2008-02-27 David Daney <ddaney@avtrex.com>
13924 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
13925 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
13926 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
13927 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
13928 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
13930 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
13933 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
13934 (BUILT_IN_NEXTTOWARD): Remove.
13935 (BUILT_IN_NEXTTOWARDF): Ditto.
13936 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
13937 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
13939 2008-02-27 Tom Tromey <tromey@redhat.com>
13941 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
13942 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
13944 2008-02-27 Jan Beulich <jbeulich@novell.com>
13946 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
13947 update the respective field on newdecl.
13949 2008-02-27 Revital Eres <eres@il.ibm.com>
13951 PR rtl-optimization/34999
13952 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
13953 crossing edges that ends with a call insn.
13954 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
13955 call insn and clear the EDGE_CROSSING flag of the crossing edge
13956 when fixing fallthru edges.
13958 2008-02-27 Richard Guenther <rguenther@suse.de>
13960 PR middle-end/35390
13961 * fold-const.c (fold_unary): Return the correct argument,
13962 converted to the result type.
13964 2008-02-27 Richard Guenther <rguenther@suse.de>
13966 PR middle-end/34971
13967 * expr.c (expand_expr_real_1): Assert on rotates that operate
13969 * fold-const.c (fold_binary): Use the types precision, not the
13970 bitsize of the mode if folding rotate expressions. Build rotates
13971 only for full modes.
13973 2008-02-27 Jakub Jelinek <jakub@redhat.com>
13975 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
13976 and CPP_PRAGMA_EOL.
13977 * c-pragma.c (pragma_ns_name): New typedef.
13978 (registered_pp_pragmas): New variable.
13979 (c_pp_lookup_pragma): New function.
13980 (c_register_pragma_1): If flag_preprocess_only, do nothing
13981 for non-expanded pragmas, for expanded ones push pragma's
13982 namespace and name into registered_pp_pragmas vector.
13983 (c_invoke_pragma_handler): Register OpenMP pragmas even when
13984 flag_preprocess_only, don't register GCC pch_preprocess
13985 pragma if flag_preprocess_only.
13986 * c-opts.c (c_common_init): Call init_pragma even if
13987 flag_preprocess_only.
13988 * c-pragma.c (c_pp_lookup_pragma): New prototype.
13989 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
13990 cpp_register_pragma if flag_preprocess_only.
13992 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13995 * c-parser.c (c_parser_translation_unit): Warn for empty
13996 translation unit, not empty source file.
13998 2008-02-26 Paul Brook <paul@codesourcery.com>
14000 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
14001 operand for Thumb-2.
14002 * config/arm/arm.h (reg_class): Add CORE_REGS.
14003 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
14004 (BASE_REG_CLASS): Use CORE_REGS.
14005 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
14006 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
14007 (REGNO_OK_FOR_INDEX_P): Exclude SP.
14008 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
14009 ARM_REGNO_OK_FOR_INDEX_P.
14010 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
14011 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
14012 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
14013 (ldm/stm peepholes): Ditto.
14014 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
14015 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
14016 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
14017 * config/arm/constraints.md: Enable "k" constraint on ARM.
14019 2008-02-27 Ben Elliston <bje@au.ibm.com>
14021 * config/rs6000/rs6000.c: Annotate cache line size field in all
14022 instances of struct processor_costs.
14024 2008-02-26 David Edelsohn <edelsohn@gnu.org>
14026 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
14027 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
14028 jump_bypass): New counters.
14029 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
14030 * dce.c (gate_ud_dce): Same.
14031 (gate_fast_dce): Same.
14032 * dse.c (gate_dse1): New function.
14033 (gate_dse2): New function.
14034 (gate_dse): Merge results of new gate functions.
14035 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
14036 (gate_handle_jump_bypass): Add dbg_cnt.
14037 (gate_handle_gcse): Add dbg_cnt.
14038 * ifcvt.c (gate_handle_if_conversion): Same.
14039 (gate_handle_if_after_combine): Same.
14040 (gate_handle_if_after_reload): Same.
14041 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
14043 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
14045 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
14047 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
14049 2008-02-26 Jason Merrill <jason@redhat.com>
14052 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
14053 alone if it's the naming decl for the type's main variant.
14055 2008-02-26 Tom Tromey <tromey@redhat.com>
14057 * system.h (USE_MAPPED_LOCATION): Poison.
14058 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
14059 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
14060 (make_goto_expr_edges): Likewise.
14061 (remove_bb): Likewise.
14062 (execute_warn_function_return): Likewise.
14063 * basic-block.h (struct edge_def) <goto_locus>: Change type to
14065 * c-common.c (fname_decl): Remove old location code.
14066 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
14068 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
14070 (ASM_INPUT_SOURCE_LOCATION): Likewise.
14071 (gen_rtx_ASM_INPUT): Likewise.
14072 (gen_rtx_ASM_INPUT_loc): Likewise.
14073 (get_rtx_asm_OPERANDS): Remove.
14074 * cfglayout.c (insn_locators_alloc): Remove old location code.
14075 (set_curr_insn_source_location): Likewise.
14076 (curr_insn_locator): Likewise.
14077 * print-tree.c (print_node): Remove old location code.
14078 * tree-mudflap.c (mf_varname_tree): Remove old location code.
14079 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
14080 * cfgexpand.c (expand_gimple_cond_expr): Don't use
14081 location_from_locus.
14082 (construct_exit_block): Remove old location code.
14083 * emit-rtl.c (force_next_line_note): Remove old location code.
14084 * profile.c (branch_prob): Remove old location code.
14085 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
14086 LOC_LINE): Remove old-location variants.
14087 * langhooks.c (lhd_print_error_function): Remove old location
14089 * configure, config.in: Rebuilt.
14090 * configure.ac (--enable-mapped-location): Remove.
14091 * c-decl.c (c_init_decl_processing): Remove old location code.
14092 (finish_function): Likewise.
14093 * recog.c (decode_asm_operands): Remove old location code.
14094 * c-pch.c (c_common_read_pch): Remove old location code.
14095 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
14097 * gimple-low.c (lower_function_body): Remove old location code.
14098 * toplev.c (unknown_location): Remove.
14099 (push_srcloc): Remove old-location variant.
14100 (process_options): Remove old location code.
14101 (lang_dependent_init): Likewise.
14102 * input.h (UNKNOWN_LOCATION): Move definition.
14103 (location_t): Undeprecate.
14104 (source_locus): Remove.
14105 (location_from_locus): Remove.
14106 (struct location_s): Remove.
14107 Remove all old-location code.
14108 (input_line, input_filename): Remove.
14109 * final.c (final_scan_insn): Remove old location code.
14110 * diagnostic.c (diagnostic_build_prefix): Remove
14111 USE_MAPPED_LOCATION test.
14112 * tree.h (gimple_stmt) <locus>: Now a location_t.
14113 (tree_exp) <locus>: Likewise.
14114 (DECL_IS_BUILTIN): Remove old-location variant.
14115 (annotate_with_file_line, annotate_with_locus): Likewise.
14116 (expr_locus, set_expr_locus): Update.
14117 * tree.c (build1_stat): Remove old location code.
14118 (last_annotated_node): Remove.
14119 (annotate_with_file_line): Remove old-location variant.
14120 (annotate_with_locus): Likewise.
14121 (expr_location): Remove old location code.
14122 (set_expr_location): Likewise.
14123 (expr_has_location): Likewise.
14124 (expr_locus): Likewise.
14125 (set_expr_locus): Likewise.
14126 (expr_filename): Don't use location_from_locus.
14127 (expr_lineno): Likewise.
14128 * rtl-error.c (location_for_asm): Remove old location code.
14129 * c-lex.c (cb_line_change): Remove old location code.
14130 (fe_file_change): Likewise.
14131 (cb_def_pragma): Likewise.
14132 (c_lex_with_flags): Likewise.
14133 * gengtype.c (do_typedef): Don't special-case location types.
14134 (define_location_structures): Remove.
14135 (main): Don't call define_location_structures.
14136 * tree-pretty-print.c (dump_implicit_edges): Remove old location
14139 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14142 * builtins.def (BUILT_IN_STDARG_START): Remove.
14143 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
14144 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14145 * tree-inline.c (inline_forbidden_p_1): Likewise.
14147 2008-02-26 Richard Guenther <rguenther@suse.de>
14149 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14150 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14151 (lookup_decl_from_uid): Declare.
14152 (remove_decl_from_map): Likewise.
14153 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14154 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14155 (decl_for_uid_map): New global hashtable mapping DECL_UID
14157 (init_ttree): Allocate it.
14158 (insert_decl_to_uid_decl_map): New helper function.
14159 (make_node_stat): Insert new decls into the map.
14160 (copy_node_stat): Likewise.
14161 (lookup_decl_from_uid): New function.
14162 (remove_decl_from_map): Likewise.
14163 (print_decl_for_uid_map_statistics): New helper.
14164 (dump_tree_statistics): Call it.
14166 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14167 (referenced_var_iterator): Adjust.
14168 (FOR_EACH_REFERENCED_VAR): Adjust.
14169 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14170 (num_referenced_vars): Adjust.
14171 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14172 (first_referenced_var): Remove.
14173 (end_referenced_vars_p): Likewise.
14174 (next_referenced_var): Likewise.
14175 (referenced_var_iterator_set): New helper function.
14176 * tree-dfa.c (referenced_var_lookup): Adjust.
14177 (referenced_var_check_and_insert): Likewise.
14178 (remove_referenced_var): Likewise.
14179 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14180 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14181 (verify_call_clobbering): Likewise.
14182 (verify_memory_partitions): Likewise.
14183 (init_tree_ssa): Allocate bitmap instead of hashtable for
14185 (delete_tree_ssa): Adjust.
14186 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14187 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14188 (compute_tag_properties): Likewise.
14189 (set_initial_properties): Likewise.
14190 (find_partition_for): Likewise.
14191 (update_reference_counts): Likewise.
14192 (dump_may_aliases_for): Likewise.
14193 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14194 (add_call_clobber_ops): Likewise.
14195 (add_call_read_ops): Likewise.
14196 (get_asm_expr_operands): Likewise.
14197 * tree-into-ssa.c (dump_decl_set): Likewise.
14198 (update_ssa): Likewise.
14199 * tree-sra.c (scan_function): Likewise.
14200 (decide_instantiations): Likewise.
14201 (scalarize_parms): Likewise.
14202 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14203 (dsa_named_for): Likewise.
14204 * tree-ssa-structalias.c (update_alias_info): Likewise.
14205 (merge_smts_into): Likewise.
14207 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14210 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
14211 * c-opts.c (c_common_handle_option): Wall enables
14212 Wvolatile-register-var.
14213 * common.opt: Move Wvolatile-register-var to...
14216 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14218 * common.opt (Wlarger-than=): New.
14219 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
14221 * opts.c (common_handle_option): Handle -Wlarger-than=.
14222 * optc-gen.awk: Likewise.
14223 * opth-gen.awk: Likewise.
14224 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
14225 * tree-optimize.c (tree_rest_of_compilation): Likewise.
14227 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14229 * c-common.c (match_case_to_enum_1): Add appropriate
14230 OPT_W* parameter to warning.
14231 (c_do_switch_warnings): Likewise.
14232 * c-typeck.c (warning_init): Add one more parameter following
14233 'warning' function.
14234 (push_init_level): Update call to warning_init.
14235 (pop_init_level): Likewise.
14236 (add_pending_init): Likewise.
14237 (output_init_element: Likewise.
14239 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14242 * toplev.c (toplev_main): If there are warnings or error, print
14243 errors for ignored options.
14244 * opts.c (ignored_options): New static variable.
14245 (postpone_unknown_option_error): New.
14246 (print_ignored_options): New.
14247 (handle_option): Postpone errors for unknown -Wno-* options.
14248 * opts.h (print_ignored_options): Declare.
14250 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
14252 * config/mips/mips.md (loadgp_blockage, blockage): Change type
14255 2008-02-25 Richard Guenther <rguenther@suse.de>
14258 2008-02-25 Richard Guenther <rguenther@suse.de>
14260 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14261 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14262 (lookup_decl_from_uid): Declare.
14263 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14264 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14265 (decl_for_uid_map): New global hashtable mapping DECL_UID
14267 (init_ttree): Allocate it.
14268 (insert_decl_to_uid_decl_map): New helper function.
14269 (make_node_stat): Insert new decls into the map.
14270 (copy_node_stat): Likewise.
14271 (lookup_decl_from_uid): New function.
14272 (print_decl_for_uid_map_statistics): New helper.
14273 (dump_tree_statistics): Call it.
14275 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14276 (referenced_var_iterator): Adjust.
14277 (FOR_EACH_REFERENCED_VAR): Adjust.
14278 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14279 (num_referenced_vars): Adjust.
14280 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14281 (first_referenced_var): Remove.
14282 (end_referenced_vars_p): Likewise.
14283 (next_referenced_var): Likewise.
14284 (referenced_var_iterator_set): New helper function.
14285 * tree-dfa.c (referenced_var_lookup): Adjust.
14286 (referenced_var_check_and_insert): Likewise.
14287 (remove_referenced_var): Likewise.
14288 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14289 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14290 (verify_call_clobbering): Likewise.
14291 (verify_memory_partitions): Likewise.
14292 (init_tree_ssa): Allocate bitmap instead of hashtable for
14294 (delete_tree_ssa): Adjust.
14295 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14296 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14297 (compute_tag_properties): Likewise.
14298 (set_initial_properties): Likewise.
14299 (find_partition_for): Likewise.
14300 (update_reference_counts): Likewise.
14301 (dump_may_aliases_for): Likewise.
14302 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14303 (add_call_clobber_ops): Likewise.
14304 (add_call_read_ops): Likewise.
14305 (get_asm_expr_operands): Likewise.
14306 * tree-into-ssa.c (dump_decl_set): Likewise.
14307 (update_ssa): Likewise.
14308 * tree-sra.c (scan_function): Likewise.
14309 (decide_instantiations): Likewise.
14310 (scalarize_parms): Likewise.
14311 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14312 (dsa_named_for): Likewise.
14313 * tree-ssa-structalias.c (update_alias_info): Likewise.
14314 (merge_smts_into): Likewise.
14316 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
14319 * doc/invoke.texi (-fcx-limited-range): Document new option.
14320 * toplev.c (process_options): Handle -fcx-fortran-rules.
14321 * common.opt: Add documentation for -fcx-fortran-rules.
14323 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
14326 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
14327 actual behaviour and C99.
14329 2008-02-26 Ben Elliston <bje@au.ibm.com>
14331 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
14332 (ASM_CPU_POWER6_SPEC): Likewise.
14333 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
14334 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
14335 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
14337 2008-02-25 Richard Guenther <rguenther@suse.de>
14339 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14340 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14341 (lookup_decl_from_uid): Declare.
14342 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14343 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14344 (decl_for_uid_map): New global hashtable mapping DECL_UID
14346 (init_ttree): Allocate it.
14347 (insert_decl_to_uid_decl_map): New helper function.
14348 (make_node_stat): Insert new decls into the map.
14349 (copy_node_stat): Likewise.
14350 (lookup_decl_from_uid): New function.
14351 (print_decl_for_uid_map_statistics): New helper.
14352 (dump_tree_statistics): Call it.
14354 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14355 (referenced_var_iterator): Adjust.
14356 (FOR_EACH_REFERENCED_VAR): Adjust.
14357 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14358 (num_referenced_vars): Adjust.
14359 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14360 (first_referenced_var): Remove.
14361 (end_referenced_vars_p): Likewise.
14362 (next_referenced_var): Likewise.
14363 (referenced_var_iterator_set): New helper function.
14364 * tree-dfa.c (referenced_var_lookup): Adjust.
14365 (referenced_var_check_and_insert): Likewise.
14366 (remove_referenced_var): Likewise.
14367 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14368 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14369 (verify_call_clobbering): Likewise.
14370 (verify_memory_partitions): Likewise.
14371 (init_tree_ssa): Allocate bitmap instead of hashtable for
14373 (delete_tree_ssa): Adjust.
14374 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14375 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14376 (compute_tag_properties): Likewise.
14377 (set_initial_properties): Likewise.
14378 (find_partition_for): Likewise.
14379 (update_reference_counts): Likewise.
14380 (dump_may_aliases_for): Likewise.
14381 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14382 (add_call_clobber_ops): Likewise.
14383 (add_call_read_ops): Likewise.
14384 (get_asm_expr_operands): Likewise.
14385 * tree-into-ssa.c (dump_decl_set): Likewise.
14386 (update_ssa): Likewise.
14387 * tree-sra.c (scan_function): Likewise.
14388 (decide_instantiations): Likewise.
14389 (scalarize_parms): Likewise.
14390 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14391 (dsa_named_for): Likewise.
14392 * tree-ssa-structalias.c (update_alias_info): Likewise.
14393 (merge_smts_into): Likewise.
14395 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
14398 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
14399 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
14400 * alias.h (nonoverlapping_memrefs_p): Likewise.
14402 2008-02-25 Jan Beulich <jbeulich@novell.com>
14404 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
14405 * config/i386/netware-libgcc.exp: Add __bswap?i2,
14406 __emultls_get_address, __emultls_register_common,
14407 __floatundi?f, and _Unwind_GetIPInfo.
14408 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
14409 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
14410 (gen_regparm_prefix): Likewise.
14411 (i386_nlm_encode_section_info): Sync with
14412 config/i386/winnt.c:i386_pe_encode_section_info().
14413 (i386_nlm_maybe_mangle_decl_assembler_name): New.
14414 i386_nlm_mangle_decl_assembler_name): New.
14415 (netware_override_options): New.
14416 * config/i386/netware.h (netware_override_options): Declare.
14417 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
14418 (i386_nlm_mangle_decl_assembler_name): Declare.
14419 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
14421 2008-02-25 Ben Elliston <bje@au.ibm.com>
14424 * c-decl.c (grokdeclarator): Remove unused local variables
14425 `typedef_type' and `type_as_written'.
14427 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
14428 unused local variable `has_hot_blocks'.
14429 (fix_crossing_conditional_branches): Remove unused local variable
14432 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
14434 PR middle-end/19984
14435 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
14436 using DEF_C99_BUILTIN.
14437 (BUILT_IN_NANF): Ditto.
14438 (BUILT_IN_NANL): Ditto.
14440 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
14441 Revital Eres <eres@il.ibm.com>
14443 * modulo-sched.c (calculate_must_precede_follow): Address TODO
14444 regarding the order of two dependent insns in the same row.
14446 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
14448 * stor-layout.c (layout_decl): Do not bump the alignment of a
14449 bit-field to more than byte alignment if it is packed.
14451 2008-02-24 David Edelsohn <edelsohn@gnu.org>
14453 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
14456 2008-02-24 Diego Novillo <dnovillo@google.com>
14458 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
14461 * tree-vrp.c (vrp_evaluate_conditional): With
14462 -Wtype-limits, emit a warning when comparing against a
14463 constant outside the natural range of OP0's type.
14464 * c.opt (Wtype-limits): Move ...
14465 * common.opt (Wtype-limits): ... here.
14467 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
14469 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
14470 * config/rs6000/e300c2c3.md: New file.
14471 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14473 (rs6000_override_options): Add e300c2 and e300c3 cases to
14474 processor_target_table. Do not allow usage of Altivec or Spe
14475 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
14476 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
14477 * config/rs6000/rs6000.h (processor_type): Add
14478 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
14479 (ASM_CPU_SPEC): Add e300c2 and e300c3.
14480 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
14481 and ppce300c3. Include e300c2c3.md.
14483 2008-02-23 David Edelsohn <edelsohn@gnu.org>
14485 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
14486 instead of TARGET_STRICT_ALIGN.
14488 2008-02-23 Joseph Myers <joseph@codesourcery.com>
14490 * explow.c (memory_address): Assert that the generated address is
14493 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14496 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
14497 * config/darwin-ppc-ldouble-patch.def: New file.
14498 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
14499 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
14500 SUBTARGET_INIT_BUILTINS if defined.
14501 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
14504 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
14507 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
14508 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
14510 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
14513 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
14514 file" warning condtional on -Winvalid-PCH.
14516 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
14518 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
14520 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
14524 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
14525 prevent reload from using MMX registers.
14526 (*mov<mode>_internal): Ditto.
14527 (*movv2sf_internal_rex64): Ditto.
14528 (*movv2sf_internal): Ditto.
14530 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14532 PR documentation/31569
14533 * doc/install.texi2html: Use makeinfo --no-number-sections.
14535 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14537 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
14538 ensure that we can address an entire entity > 8 bytes. Don't
14539 generate reg+reg addressing for such data.
14541 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14543 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
14544 strings when optimizing for size, unless the target cares about
14547 2008-02-22 Tom Tromey <tromey@redhat.com>
14549 * regclass.c (current_pass): Remove declaration.
14551 2008-02-22 Anatoly Sokolov <aesok@post.ru>
14553 * config/avr/libgcc.S (__RAMPZ__): Define.
14554 (__do_copy_data): Add for devices with 128KB code memory.
14556 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14558 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14560 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
14562 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
14564 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
14567 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14570 * c-typeck.c (build_binary_op): Warn about floating point
14571 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
14573 2008-02-21 Janis Johnson <janis187@us.ibm.com>
14576 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
14577 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
14579 (rs6000_override_options): Set altivec_abi as default, not override,
14580 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
14581 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
14582 is used; use new member spe_abi.
14583 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
14584 spe_abi and altivec_abi.
14586 2008-02-22 Tomas Bily <tbily@suse.cz>
14588 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
14590 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14593 * config.build (build_file_translate): Set to `CMD //c' only if
14595 * Makefile.in (build_file_translate): Improve comment.
14597 2008-02-21 Jan Hubicka <jh@suse.cz>
14599 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
14600 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
14601 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
14603 2008-02-21 Michael Matz <matz@suse.de>
14606 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
14608 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
14610 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
14611 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
14612 as insn constraint.
14613 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
14614 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
14615 SSE_VEC_FLOAT_MODE_P as insn constraint.
14616 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
14617 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
14618 sse4a_movntdf using MODEF mode iterator.
14619 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
14620 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
14621 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
14622 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
14623 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
14624 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
14625 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
14627 2008-02-21 Richard Guenther <rguenther@suse.de>
14629 * tree.def (PAREN_EXPR): New tree code.
14630 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
14632 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
14633 * expr.c (expand_expr_real_1): Likewise.
14634 * tree-inline.c (estimate_num_insns_1): Likewise.
14635 * tree-complex.c (expand_complex_move): Likewise.
14636 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
14639 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14642 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
14644 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14647 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
14649 * config/sh/sh.c (find_barrier): Don't go past
14650 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
14652 2008-02-20 DJ Delorie <dj@redhat.com>
14654 * config/h8300/h8300.md (insv): Force source operand to be a register.
14656 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
14657 as a jump, not as a plain insn.
14659 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
14661 * doc/invoke.texi (Warning Options): Add new option
14662 -Wframe-larger-than=.
14663 (-Wframe-larger-than): Document.
14665 * flags.h (warn_frame_larger_than, frame_larger_than_size):
14666 Add declarations for new option variables.
14668 * final.c (final_start_function): Check the frame size
14669 before emission and issue a Wframe-larger-than warning.
14671 * opts.c (warn_frame_larger_than, frame_larger_than_size):
14672 Add definitions for new option variables.
14673 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
14675 * common.opt (Wframe-larger-than=): New option.
14677 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14679 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
14680 (<sse>_div<mode>3): Ditto.
14681 (<sse>_vmdiv<mode>3): Ditto.
14682 (<sse>_vmsqrt<mode>2): Ditto.
14683 (*smax<mode>3): Ditto.
14684 (sse5_frcz<mode>2): Ditto.
14685 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
14686 as insn constraint.
14688 2008-02-20 Richard Guenther <rguenther@suse.de>
14690 PR middle-end/35265
14691 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
14692 be happy with INTEGRAL_TYPE_P.
14694 2008-02-20 Richard Guenther <rguenther@suse.de>
14696 * fold-const.c (split_tree): Associate floatig-point expressions
14697 if flag_associative_math is set.
14699 2008-02-20 Richard Guenther <rguenther@suse.de>
14701 * tree.h (fold_real_zero_addition_p): Declare.
14702 * fold-const.c (fold_real_zero_addition_p): Export.
14703 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
14704 floating-point operations with zero and one.
14706 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
14708 * doc/install.texi: Correct references to CFLAGS, replacing them
14709 with BOOT_CFLAGS. Document flags used during bootstrap for
14712 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14714 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
14715 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
14716 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
14718 (smin<mode>3): Ditto from similar patterns.
14719 (smax<mode>3): Ditto.
14720 (*ieee_smin<mode>3): Ditto.
14721 (*ieee_smax<mode>3): Ditto.
14722 * config/i386/sse.md (sse): New mode attribute.
14723 (mov<mode>): Macroize expander from movv4sf and movv2df using
14724 SSEMODEF2P mode iterator.
14725 (<sse>_movnt<mode>): Ditto from similar patterns. Use
14726 SSE_VEC_FLOAT_MODE_P as insn constraint.
14727 (storent<mode>): Ditto.
14728 (storent<mode>): Macroize expander from storentsf and storentdf using
14729 MODEF mode iterator.
14730 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
14731 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
14732 (abs<mode>2): Ditto from similar patterns.
14733 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
14734 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
14735 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
14736 (<sse>_vmsqrt<mode>2): Ditto.
14737 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
14738 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
14739 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
14740 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
14741 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
14742 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
14743 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
14745 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
14746 iterator and SSE_FLOAT_MODE_P as insn constraint.
14747 (<sse>_ucomi): Ditto from similar patterns.
14748 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
14749 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
14750 SSE_VEC_FLOAT_MODE_P as insn constraint.
14751 (vcond<mode>): Ditto from similar patterns.
14752 (and<mode>3, *and<mode>3): Ditto.
14753 (<sse>_nand<mode>3): Ditto.
14754 (ior<mode>3, *ior<mode>3): Ditto.
14755 (xor<mode>3, *xor<mode>3): Ditto.
14756 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
14757 iterator and SSE_FLOAT_MODE_P as insn constraint.
14758 (*nand<mode>3): Ditto from similar patterns.
14759 (*ior<mode>3): Ditto.
14760 (*xor<mode>3): Ditto.
14762 2008-02-20 Ira Rosen <irar@il.ibm.com>
14764 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
14765 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
14766 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
14768 2008-02-19 Jan Hubicka <jh@suse.cz>
14770 * predict.c (tree_bb_level_predictions): Remove variable next
14771 mistakely introduced by previous commit.
14773 2008-02-19 Jan Hubicka <jh@suse.cz>
14775 * predict.c (predict_paths_leading_to): Rewrite.
14776 (predict_paths_for_bb): New.
14777 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
14779 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14782 * Makefile.in (build_file_translate): New.
14783 (gcc-vers.texi): Use it for translating $(abs_srcdir).
14784 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
14785 * configure.ac (build_file_translate): Substitute it.
14786 * configure: Regenerate.
14788 2008-02-19 Jan Hubicka <jh@suse.cz>
14790 PR rtl-optimization/34408
14791 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
14794 2008-02-19 Jan Hubicka <jh@suse.cz>
14796 PR middle-end/28779
14797 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
14800 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
14803 * config/i386/i386-modes.def: Revert the last DI alignment
14804 change until Ada people can look into it.
14806 2008-02-19 Nick Clifton <nickc@redhat.com>
14808 * opts.c (print_specific_help): Fix typo in --help text.
14810 2008-02-19 Jakub Jelinek <jakub@redhat.com>
14813 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
14814 32-bit inline asm without asm alternatives for host GCC < 3.0.
14816 2008-02-19 Richard Guenther <rguenther@suse.de>
14818 PR tree-optimization/34989
14819 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
14820 Allow propagation to INDIRECT_REF if we can simplify only.
14822 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14824 * c-common.c (warn_for_collisions_1): Use appropriate option when
14827 2008-02-19 Nick Clifton <nickc@redhat.com>
14830 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
14831 (handle_options): Fix indentation.
14832 (print_filtered_help): If no language-specific options were
14833 displayed tell the user how to list all the options supported by
14834 the language's front-end.
14835 (print_specific_help): Fix indentation and remove duplicate line.
14836 (common_handle_option): Handle the -v option.
14837 For --help enable the display of undocumented options if the -v
14838 switch has been included on the command line.
14839 For --help= check for overlaps in the arguments between the option
14840 classes and the language names and issue a warning when they
14841 cannot be disambiguated.
14842 * c.opt (v): Pass on to the common option handler.
14844 2008-02-19 Revital Eres <eres@il.ibm.com>
14846 * modulo-sched.c (sms_schedule): Change dump message when
14847 create_ddg function fails.
14848 (try_scheduling_node_in_cycle): Rename row to cycle.
14849 (print_partial_schedule): Rename CYCLE to ROW.
14851 2008-02-19 Christian Bruel <christian.bruel@st.com>
14852 Zdenek Dvorak <ook@ucw.cz>
14854 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
14856 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
14859 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
14860 (*x86_movdicc_0_m1_se): Ditto.
14862 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
14864 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
14865 (CMPtype): Define as __gcc_CMPtype.
14866 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
14867 (CMPtype): Define as __gcc_CMPtype.
14869 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
14871 Support valgrind 3.3 for --enable-checking=valgrind.
14872 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
14874 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
14875 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
14876 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
14877 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
14878 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
14879 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
14880 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
14882 * ggc-zone.c: Similar.
14883 * ggc-page.c: Similar.
14885 2008-02-19 Paul Brook <paul@codesourcery.com>
14888 * config/arm/ieee754-df.S: Fix do_it typo.
14889 * config/arm/ieee754-sf.S: Fix do_it typo.
14891 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
14894 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
14895 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
14896 (OPTION_MASK_ISA_SSE_SET): Likewise.
14897 (OPTION_MASK_ISA_SSE2_SET): Likewise.
14898 (OPTION_MASK_ISA_SSE3_SET): Likewise.
14899 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
14900 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
14901 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
14902 (OPTION_MASK_ISA_SSE4_SET): Likewise.
14903 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
14904 (OPTION_MASK_ISA_SSE5_SET): Likewise.
14905 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
14906 (OPTION_MASK_ISA_MMX_UNSET): Updated.
14907 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
14908 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14909 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14910 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14911 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14912 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14913 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14914 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
14915 (OPTION_MASK_ISA_SSE4): Removed.
14916 (ix86_handle_option): Turn on bits in ix86_isa_flags and
14917 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
14918 (override_options): Don't turn on implied SSE/MMX bits in
14921 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
14923 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14926 2008-02-18 Joey Ye <joey.ye@intel.com>
14928 PR middle-end/34921
14929 * tree-nested.c (insert_field_into_struct): Set type alignment
14930 to field alignment if the former is less than the latter.
14932 2008-02-18 Jakub Jelinek <jakub@redhat.com>
14934 * BASE-VER: Set to 4.4.0.
14936 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14938 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
14939 * doc/cfg.texi: Likewise.
14940 * doc/extend.texi: Likewise.
14941 * doc/gty.texi: Likewise.
14942 * doc/invoke.texi: Likewise.
14943 * doc/loop.texi: Likewise.
14944 * doc/md.texi: Likewise.
14945 * doc/passes.texi: Likewise.
14946 * doc/rtl.texi: Likewise.
14947 * doc/sourcebuild.texi: Likewise.
14948 * doc/tm.texi: Likewise.
14949 * doc/tree-ssa.texi: Likewise.
14951 2008-02-17 Richard Guenther <rguenther@suse.de>
14953 PR middle-end/35227
14954 * tree-complex.c (init_parameter_lattice_values): Handle parameters
14955 without default definition.
14957 2008-02-17 Richard Guenther <rguenther@suse.de>
14959 PR tree-optimization/35231
14960 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
14963 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
14966 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14967 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
14968 libgcc_cmp_return mode.
14970 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14973 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
14975 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
14977 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
14980 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14982 * doc/c-tree.texi: Use `@.' where appropriate.
14983 * doc/extend.texi: Likewise.
14984 * doc/install.texi: Likewise.
14985 * doc/invoke.texi: Likewise.
14986 * doc/loop.texi: Likewise.
14987 * doc/makefile.texi: Likewise.
14988 * doc/md.texi: Likewise.
14989 * doc/passes.texi: Likewise.
14990 * doc/standards.texi: Likewise.
14991 * doc/tm.texi: Likewise.
14993 2008-02-15 Jakub Jelinek <jakub@redhat.com>
14995 PR middle-end/35196
14996 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
14998 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
14999 rather than in entry_bb.
15001 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15003 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
15004 libgcc_cmp_return mode.
15006 2008-02-15 Jakub Jelinek <jakub@redhat.com>
15008 PR middle-end/35130
15009 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
15010 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
15012 2008-02-15 Richard Guenther <rguenther@suse.de>
15013 Zdenek Dvorak <ook@ucw.cz>
15015 PR tree-optimization/35164
15016 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
15017 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
15018 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15019 Only propagate addresses which do not have abnormal SSA_NAMEs
15022 2008-02-15 Joseph Myers <joseph@codesourcery.com>
15025 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
15027 2008-02-15 Jan Hubicka <jh@suse.cz>
15029 PR middle-end/35149
15030 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
15032 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15034 PR middle-end/34621
15035 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
15036 when calculating alignment_pad.
15038 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15040 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
15041 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
15042 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
15043 and STACK_BOUNDARY define.
15045 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
15047 PR preprocessor/35061
15048 * c-pragma.c (handle_pragma_pop_macro): Check that
15049 pushed_macro_table has been allocated.
15051 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
15053 PR middle-end/35136
15054 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
15055 (force_gimple_operand): Likewise.
15056 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
15057 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
15058 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
15059 (find_interesting_uses_address): Check addressability and alignment
15060 of the base expression only after substituting bases of IVs into it.
15062 2008-02-14 Michael Matz <matz@suse.de>
15065 * function.c (instantiate_virtual_regs_in_insn): Reload address
15066 before falling back to reloading the whole operand.
15068 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
15070 * config/s390/s390.c (s390_mainpool_start): Emit the pool
15071 before the first section switch note.
15073 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15075 * doc/bugreport.texi: Update copyright years.
15076 * doc/c-tree.texi: Likewise.
15077 * doc/cfg.texi: Likewise.
15078 * doc/cpp.texi: Likewise.
15079 * doc/cppinternals.texi: Likewise.
15080 * doc/fragments.texi: Likewise.
15081 * doc/frontends.texi: Likewise.
15082 * doc/gcc.texi: Likewise.
15083 * doc/gty.texi: Likewise.
15084 * doc/hostconfig.texi: Likewise.
15085 * doc/implement-c.texi: Likewise.
15086 * doc/libgcc.texi: Likewise.
15087 * doc/loop.texi: Likewise.
15088 * doc/makefile.texi: Likewise.
15089 * doc/options.texi: Likewise.
15090 * doc/passes.texi: Likewise.
15091 * doc/rtl.texi: Likewise.
15092 * doc/sourcebuild.texi: Likewise.
15093 * doc/standards.texi: Likewise.
15094 * doc/tree-ssa.texi: Likewise.
15095 * doc/trouble.texi: Likewise.
15097 * doc/extend.texi: Use @: or add comma where appropriate.
15098 * doc/invoke.texi: Likewise.
15099 * doc/tm.texi: Likewise.
15101 2008-02-14 Alan Modra <amodra@bigpond.net.au>
15104 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
15107 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
15109 * doc/md.texi (clz, ctz): Add reference.
15110 * doc/rtl.texi (clz, ctz): Likewise.
15112 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15115 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
15118 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
15120 * config/s390/s390.c (struct constant_pool): New field
15121 emit_pool_after added.
15122 (s390_mainpool_start): Set the emit_pool_after flag according
15123 to the section switch notes.
15124 (s390_mainpool_finish): Consider emit_pool_after when emitting
15125 the literal pool at the end of the function.
15126 (s390_chunkify_start): Force literal pool splits at section
15129 2008-02-13 Michael Matz <matz@suse.de>
15132 * var-tracking.c (clobber_variable_part): Correctly traverse the
15135 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15138 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
15139 Add -fdump-ipa-inline.
15140 * tree-dump.c (dump_files): Remove tree-inlined dump.
15141 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
15143 2008-02-12 Richard Guenther <rguenther@suse.de>
15145 PR tree-optimization/35171
15146 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
15149 2008-02-12 Richard Guenther <rguenther@suse.de>
15151 PR middle-end/35163
15152 * fold-const.c (fold_widened_comparison): Use get_unwidened in
15153 value-preserving mode. Disallow final truncation.
15155 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
15157 PR middle-end/35136
15158 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
15159 code from here to...
15160 (force_gimple_operand): ...here.
15162 2008-02-12 Jakub Jelinek <jakub@redhat.com>
15165 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
15166 non-compatible pointers.
15167 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
15168 different FIELD_DECLs, try harder by comparing field offsets, sizes
15171 PR inline-asm/35160
15172 * function.c (match_asm_constraints_1): Don't replace the same input
15175 2008-02-12 Anatoly Sokolov <aesok@post.ru>
15177 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
15178 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
15179 (expand_epilogue): Restore RAMPZ register.
15180 * config/avr/avr.md (RAMPZ_ADDR): New constant.
15182 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
15184 * config/i386/cygwin.asm: (__alloca): Correct calling
15185 convention and alignment.
15186 (__chkstk): Force 8 byte stack alignment.
15188 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
15189 Richard Guenther <rguenther@suse.de>
15191 PR tree-optimization/33992
15192 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
15193 the zero we compare against.
15195 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
15197 PR libfortran/35063
15198 * gthr-win32.h (__gthread_mutex_destroy_function): New function
15199 to CloseHandle after unlocking to prevent accumulation of handle
15202 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15204 PR middle_end/34150
15205 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
15206 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
15207 and update LABEL_NUSES during and after reload.
15209 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
15211 PR middle-end/34627
15212 * combine.c (simplify_if_then_else): Make sure the comparison is
15213 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
15215 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
15218 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
15219 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
15220 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
15221 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
15222 * tree.h (get_type_static_bounds): Likewise.
15224 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15226 * doc/invoke.texi (Option Summary, C++ Dialect Options)
15227 (Objective-C and Objective-C++ Dialect Options, Warning Options):
15228 Make -Wfoo language annotations match what the compiler outputs.
15230 2008-02-08 Sa Liu <saliu@de.ibm.com>
15232 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
15233 intrinsics spu_convts, spu_convtu, spu_convtf.
15235 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
15237 * doc/extend.texi (Function Attributes) <noinline>: Mention
15238 asm ("") as method to keep calls.
15240 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15243 * doc/options.texi (Options): Replace references to opts.sh with
15245 * opts-common.c: Likewise.
15246 * optc-gen.awk: Likewise.
15248 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
15250 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
15252 2008-02-07 Richard Henderson <rth@redhat.com>
15255 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
15256 EXPR_LIST for the REG_EQUAL instead of a comparison with a
15259 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
15261 PR tree-optimization/35085
15262 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
15263 for operand entry oe2 in addition to operand entry oe3 in order to
15264 expose more opportunities for vectorizer sum reduction.
15266 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15269 * Makefile.in (LIBS): Remove $(GMPLIBS).
15270 (cc1-dummy, cc1): Add $(GMPLIBS).
15272 2008-02-06 Jan Hubicka <jh@suse.cz>
15275 * i386.md (moddf_integer): Do not produce partial memory stalls for
15276 targets where it hurts.
15278 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
15281 * optabs.c (expand_float): Do not check for decimal modes when
15282 expanding unsigned integer through signed conversion.
15284 2008-02-06 Nick Clifton <nickc@redhat.com>
15286 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
15287 inside the clobber with a match_operand and duplicated operand
15288 number in the constraint.
15289 (ineqbranchsi): Delete redundant comment.
15291 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
15293 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
15294 builtin_define ("__USE_INIT_FINI__").
15295 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
15297 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
15299 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15301 PR documentation/30330
15302 * doc/invoke.texi (C++ Dialect Options)
15303 (Objective-C and Objective-C++ Dialect Options, Warning Options):
15304 For each warning option -Wfoo that allows -Wno-foo, ensure both
15305 -Wfoo and -Wno-foo are listed in the option index. Fix index
15306 entry of -Wswitch-default, index -Wnormalized= including the
15307 `=', and -Wlarger-than-@var{len} including @var{len}.
15309 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
15311 * config/i386/i386.md (floatunssisf2): Use
15312 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
15313 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
15314 Macroize expander using MODEF mode iterator.
15316 2008-02-05 Diego Novillo <dnovillo@google.com>
15318 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
15321 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
15323 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15326 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
15328 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
15331 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
15332 to indicate if a message should be generated.
15333 (init_cumulative_args): Updated.
15334 (function_value_32): Likewise.
15336 2008-02-05 Joseph Myers <joseph@codesourcery.com>
15338 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
15340 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
15343 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
15344 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
15346 2008-02-04 Diego Novillo <dnovillo@google.com>
15348 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
15351 * tree-vrp.c (vrp_evaluate_conditional): With
15352 -Wtype-limits, emit a warning when comparing against a
15353 constant outside the natural range of OP0's type.
15355 2008-02-04 Richard Guenther <rguenther@suse.de>
15357 PR middle-end/33631
15358 * expr.c (count_type_elements): Give for unions instead of
15361 2008-02-04 Richard Guenther <rguenther@suse.de>
15363 PR middle-end/35043
15364 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
15365 to TYPE_DOMAINs base type instead of using bitsizetype here.
15367 2008-02-03 Jason Merrill <jason@redhat.com>
15369 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
15371 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15374 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
15375 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
15376 (RS/6000 and PowerPC Options): Fix typos and markup.
15377 * doc/passes.texi (Tree-SSA passes): Likewise.
15379 2008-02-02 Michael Matz <matz@suse.de>
15382 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
15383 from record_last_reg_set_info.
15384 (record_last_reg_set_info): Take an RTX argument, iterate over all
15385 constituent hardregs.
15386 (record_last_set_info, record_opr_changes): Change calls to
15387 new signature or to record_last_reg_set_info_regno.
15389 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
15391 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
15393 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
15395 PR rtl-optimization/34773
15396 * reg-notes.def (EQUAL): Mention significance of combination of
15397 REG_EQUAL and REG_RETVAL.
15398 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
15399 insn that has a REG_RETVAL.
15401 2008-02-01 Roger Sayle <roger@eyesopen.com>
15404 * configure.ac (--enable-fixed-point): Disable unless explicitly
15406 * configure: Regenerate.
15408 2008-02-01 Richard Guenther <rguenther@suse.de>
15411 * invoke.texi (-finline-limit): Remove no longer true parts
15412 of the documentation. Note that there is no default value.
15414 2008-02-01 Andrew Pinski <pinskia@gmail.com>
15415 Mark Mitchell <mark@codesourcery.com>
15416 Ben Elliston <bje@au.ibm.com>
15419 * doc/extend.texi (Other Builtins): Document.
15421 2008-01-31 Tom Browder <tom.browder@gmail.com>
15423 * doc/c-tree.texi (Types): Fix grammar.
15424 (Expression trees): Ditto.
15425 * doc/passes.texi (Tree-SSA passes): Ditto.
15427 * doc/configterms.texi (Configure Terms): Fix typo.
15428 * doc/cpp.texi (Common Predefined Macros): Ditto.
15429 * doc/md.texi (Machine Constraints): Ditto.
15431 * doc/makefile.texi (Makefile): Add comma.
15433 2008-01-31 Tom Browder <tom.browder@gmail.com>
15434 Gerald Pfeifer <gerald@pfeifer.com>
15436 * doc/sourcebuild.texi (Front End): Remove references to CVS
15437 and CVSROOT/modules.
15438 (Texinfo Manuals): Replace reference to CVS by one to SVN.
15439 (Back End): Remove reference to CVS.
15441 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
15444 * config/mips/mips.c (gen_load_const_gp): New function, taking a
15446 (mips16_gp_pseudo_reg): ...here.
15447 * config/mips/mips.md (load_const_gp): Replace with...
15448 (load_const_gp_<mode>): ...this :P-based insn.
15450 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15452 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
15453 options. Minor fixes.
15454 (-std): Move reference to standards closer to where language
15455 standards are first mentioned.
15457 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
15459 PR rtl-optimization/34995
15460 * reload.c (alternative_allows_const_pool_ref): Take an rtx
15461 parameter and return a bool. If the rtx parameter is nonnull,
15462 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
15463 (find_reloads): Update call accordingly. Pass the new operand
15464 if it needed no address reloads, otherwise pass null.
15466 2008-01-30 Richard Henderson <rth@redhat.com>
15469 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
15470 for unbounded arrays.
15472 2008-01-30 Silvius Rus <rus@google.com>
15474 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
15476 2008-01-30 Jan Hubicka <jh@suse.cz>
15479 * i386.c (init_cumulative_args): Use real function declaration when
15482 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
15484 PR rtl-optimization/34998
15485 * global.c (build_insn_chain): Treat non-subreg_lowpart
15486 SUBREGs of pseudos as clobbering all the words covered by the
15487 SUBREG, not just all the bytes.
15488 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
15489 original df_ref rather than an extract parameter.
15490 (global_conflicts): Update call accordingly.
15492 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
15494 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
15495 the overflow check to make it easier to read.
15496 (__fixtfdi): Change the type of the ll member in union
15497 long_double to UDItype_x.
15499 2008-01-30 Jakub Jelinek <jakub@redhat.com>
15501 PR middle-end/34969
15502 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
15503 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
15504 * tree-inline.c (fold_marked_statements): Call
15505 cgraph_update_edges_for_call_stmt if folding a call statement.
15506 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
15507 debug_generic_stmt calls, reset it back afterwards.
15510 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
15512 * c-typeck.c (build_external_ref): Don't pedwarn about
15513 static vars in current function's scope.
15515 2008-01-29 Joseph Myers <joseph@codesourcery.com>
15517 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
15519 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
15522 * ipa-struct-reorg.c: Fix spelling.
15523 * params.def: Ditto.
15525 2008-01-29 Richard Guenther <rguenther@suse.de>
15527 PR middle-end/35006
15528 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
15530 * tree-inline.c (remap_type): Increment remapping_type_depth
15531 around remapping types.
15532 (copy_body_r): Only add referenced variables if they are referenced
15533 from code, not types.
15535 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
15546 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
15547 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
15549 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
15552 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
15553 pointer for tiny stack.
15555 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15557 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
15559 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15561 * config/vx-common.h: Fix typo in comment.
15563 2008-01-28 Ian Lance Taylor <iant@google.com>
15567 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
15568 coalesce pointers if they have different DECL_NO_TBAA_P values.
15569 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
15570 between variables with different DECL_NO_TBAA_P values.
15572 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
15575 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
15576 are not legitimate small data references on SPE targets.
15578 2008-01-28 David Daney <ddaney@avtrex.com>
15580 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
15582 2008-01-28 David Daney <ddaney@avtrex.com>
15584 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
15586 2008-01-27 Joseph Myers <joseph@codesourcery.com>
15588 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
15589 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
15590 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
15591 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
15592 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15593 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
15594 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
15595 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
15597 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15599 * basic-block.h (condjump_equiv_p): Fix comment.
15601 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15603 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
15604 print_generic_stmt_indented): Fix comment.
15606 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15608 * configure.ac (__stack_chk_fail): Add detecion for availability
15609 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
15610 * configure: Regenerate.
15612 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
15614 PR middle-end/34688
15615 * final.c (output_addr_const): Handle TRUNCATE.
15617 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
15620 * tree-ssa-loop-ivopts.c (comp_cost): New type.
15621 (zero_cost, infinite_cost): New constants.
15622 (struct cost_pair): Change type of cost to comp_cost.
15623 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
15624 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
15626 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
15627 split_address_cost, ptr_difference_cost, difference_cost,
15628 get_computation_cost_at, get_computation_cost,
15629 determine_use_iv_cost_generic, determine_use_iv_cost_address,
15630 determine_use_iv_cost_condition, determine_use_iv_costs,
15631 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
15632 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
15633 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
15634 Change type of cost to comp_cost.
15635 (determine_iv_cost): Increase cost of non-original ivs, instead
15636 of decreasing the cost of original ones.
15637 (get_address_cost): Indicate the complexity of the addressing mode
15639 (try_add_cand_for): Prefer using ivs not specific to some object.
15640 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
15642 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
15643 Janis Johnson <janis187@us.ibm.com>
15646 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
15647 (TARGET_INSTANTIATE_DECLS): Likewise.
15648 * target.h (expand_to_rtl_hook): New target hook.
15649 (instantiate_decls): Likewise.
15650 * function.c (instantiate_decl): Make non-static. Rename to...
15651 (instantiate_decl_rtl): ... this.
15652 (instantiate_expr): Use instantiate_decl_rtl.
15653 (instantiate_decls_1): Likewise.
15654 (instantiate_decls): Likewise.
15655 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
15656 * function.h (instantiate_decl_rtl): Add prototype.
15657 * cfgexpand.c (target.h): New include.
15658 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
15659 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
15660 (TARGET_INSTANTIATE_DECLS): Likewise.
15661 (TARGET_INITIALIZER): New target hooks added.
15662 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
15664 * config/rs6000/rs6000.c (tree-flow.h): New include.
15665 (machine_function): Add sdmode_stack_slot field.
15666 (rs6000_alloc_sdmode_stack_slot): New function.
15667 (rs6000_instantiate_decls): Likewise.
15668 (rs6000_secondary_memory_needed_rtx): Likewise.
15669 (rs6000_check_sdmode): Likewise.
15670 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
15671 (TARGET_INSTANTIATE_DECLS): Likewise.
15672 (rs6000_hard_regno_mode_ok): Allow SDmode.
15673 (num_insns_constant): Likewise. Handle _Decimal32 constants.
15674 (rs6000_emit_move): Handle SDmode.
15675 (function_arg_advance): Likewise.
15676 (function_arg): Likewise.
15677 (rs6000_gimplify_va_arg): Likewise. Add special handling of
15678 SDmode var args for 32-bit compiles.
15679 (rs6000_secondary_reload_class): Handle SDmode.
15680 (rs6000_output_function_epilogue): Likewise.
15681 (rs6000_function_value): Simplify if statement.
15682 (rs6000_libcall_value): Likewise.
15683 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
15684 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
15685 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
15686 (movsd_hardfloat): New define_insn.
15687 (movsd_softfloat): Likewise.
15688 (movsd_store): Likewise.
15689 (movsd_load): Likewise.
15690 (extendsddd2): Likewise.
15691 (extendsdtd2): Likewise.
15692 (truncddsd2): Likewise.
15693 (movdd_hardfloat64): Fixup comment.
15694 (UNSPEC_MOVSD_LOAD): New constant.
15695 (UNSPEC_MOVSD_STORE): Likewise.
15697 2008-01-26 Jakub Jelinek <jakub@redhat.com>
15700 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
15702 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
15703 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
15704 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
15705 and TRUTH_XOR_EXPR.
15707 2008-01-26 David Edelsohn <edelsohn@gnu.org>
15710 * config.gcc: Separate AIX 5.3 from AIX 6.1.
15711 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15712 __LONGDOUBLE128 too.
15713 * config/rs6000/aix61.h: New file.
15715 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15717 PR rtl-optimization/34959
15718 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
15719 popcount and parity rtxes the same mode as their operand.
15720 Truncate or extend the result to the return value's mode
15723 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15726 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
15727 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
15728 to GOT_VERSION_REGNUM.
15729 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
15730 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
15731 * config/mips/mips.c (mips_emit_call_insn): New function.
15732 (mips_call_tls_get_addr): Call mips_expand_call directly.
15733 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
15735 (mips16_build_call_stub): Likewise. Return the call insn or null.
15736 (mips_expand_call): Update the call to mips16_build_call_stub
15737 accordingly and a remove redundant condition. Assert that MIPS16
15738 stubs do not use lazy binding. Use mips_emit_call_insn and return
15740 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
15742 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
15743 (mips_avoid_hazard): Remove hazard_set handling.
15744 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
15745 (UNSPEC_RESTORE_GP): ...this.
15746 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
15747 (FAKE_CALL_REGNO): Rename to...
15748 (GOT_VERSION_REGNUM): ...this.
15749 (type): Add "ghost" value. Add an associated insn reservation.
15750 (hazard_set): Remove.
15751 (exception_receiver): Rename to...
15752 (restore_gp): ...this and update the unspec identifier accordingly.
15753 (exception_receiver, nonlocal_got_receiver): New expanders.
15754 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
15755 FAKE_CALL_REGNO. Remove hazard_set attribute.
15756 (set_got_version, update_got_version): New patterns.
15758 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
15761 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
15763 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15766 * doc/install.texi2html: Generate gcc-vers.texi.
15768 2008-01-25 DJ Delorie <dj@redhat.com>
15770 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
15772 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15774 * config/c4x: Remove directory.
15775 * config.gcc (crx-*, mt-*): Mark obsolete.
15776 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
15777 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
15778 sh-*-rtemscoff*): Remove cases.
15779 * defaults.h (C4X_FLOAT_FORMAT): Remove.
15780 * real.c (encode_c4x_single, decode_c4x_single,
15781 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
15782 c4x_extended_format): Remove.
15783 * real.h (c4x_single_format, c4x_extended_format): Remove.
15784 * doc/extend.texi (interrupt, naked): Remove mention of attributes
15786 (Pragmas): Remove comment about c4x pragmas.
15787 * doc/install.texi (c4x): Remove target-specific instructions.
15788 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
15789 * doc/md.texi (Machine Constraints): Remove C4x documentation.
15790 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
15791 refer to C4x source files as examples.
15792 (C4X_FLOAT_FORMAT): Remove documentation.
15794 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
15796 * config/bfin/bfin.c (override_options): Reorder tests so that
15797 flag_pic gets enabled for -msep-data.
15799 2008-01-25 Richard Guenther <rguenther@suse.de>
15801 PR middle-end/32244
15802 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
15803 to its bitfield precision if required.
15805 2008-01-25 Jakub Jelinek <jakub@redhat.com>
15807 PR middle-end/33880
15808 * tree-nested.c (walk_omp_for): New function.
15809 (convert_nonlocal_reference, convert_local_reference): Call
15810 walk_omp_for on OMP_FOR.
15811 (convert_call_expr): Call walk_body on OMP_FOR's
15812 OMP_FOR_PRE_INIT_BODY.
15814 2008-01-25 Richard Guenther <rguenther@suse.de>
15816 PR tree-optimization/34966
15817 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
15818 default defs and PHI_NODEs we have to insert after the
15819 defining statement.
15821 2008-01-24 Nick Clifton <nickc@redhat.com>
15823 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
15824 Provide a default definition.
15825 (LIBGCC2_UNITS_PER_WORD): Likewise.
15827 * config/stormy16/stormy16.c: Include df.h for the prototype
15828 for df_regs_ever_live_p.
15829 (xstormy16_expand_builtin_va_start): Convert the stack offset
15830 into a component_ref and then use POINTER_PLUS_EXPR to add it
15831 to the incoming_virtual_args_rtx.
15832 (xstormy16_gimplify_va_arg_expr): Rename to
15833 xstormy16_gimplify_va_arg_expr.
15834 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
15835 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
15836 xstormy16_gimplify_va_arg_expr.
15837 Fix up some formatting issues.
15839 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
15840 Move to predicates.md.
15841 (xs_hi_general_operand): Likewise.
15842 (xs_hi_nonmemory_operand): Likewise.
15843 * config/stormy16/predicates.md:
15844 (xstormy16_carry_plus_operand): New predicate.
15845 (xs_hi_general_operand): New predicate.
15846 (xs_hi_nonmemory_operand): New predicate.
15847 * config/stormy16/stormy16-protos.h:
15848 (xstormy16_carry_plus_operand): Delete prototype.
15849 (xs_hi_general_operand): Likewise.
15850 (xs_hi_nonmemory_operand): Likewise.
15852 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
15853 modifiers as they are no longer needed and they can trigger
15854 reload spill failures.
15856 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
15857 with a match_operand in order to help reload.
15859 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
15860 constraint with 'e' for the 8th alternative as this version of
15861 the mov.w instruction only accepts the lower 8 registers.
15863 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
15866 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
15867 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
15870 2008-01-25 Jakub Jelinek <jakub@redhat.com>
15872 PR middle-end/33333
15873 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
15875 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
15877 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
15879 (remove_structure): Update allocations list before removing structure.
15881 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
15883 * ipa-struct-reorg.c (is_safe_cond_expr,
15884 create_new_stmts_for_cond_expr): Use integer_zerop function,
15885 that recognize not only zero-pointer, but zero-integer too.
15887 2008-01-25 Ben Elliston <bje@au.ibm.com>
15890 * fixproto: Escape "." in sed expression that strips leading "./".
15892 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
15895 * gcc.c (SWITCH_OK): Removed.
15896 (SWITCH_LIVE): Changed to bit.
15897 (SWITCH_FALSE): Likewise.
15898 (SWITCH_IGNORE): Likewise.
15899 (switchstr): Change live_cond to unsigned int.
15900 (process_command): Replace SWITCH_OK with 0.
15901 (do_self_spec): Likewise.
15902 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
15903 (give_switch): Likewise.
15904 (used_arg): Likewise.
15905 (do_spec_1): Set the SWITCH_IGNORE bit.
15906 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
15907 bits. Set the SWITCH_LIVE bit.
15909 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15911 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
15913 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
15915 PR tree-optimization/34472
15916 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
15917 parameter to a "bool *" and set *DATA to false if there is
15918 an unsafe access. Do not delete the structure here.
15919 (check_cond_exprs): Delete it here instead.
15920 (check_cond_exprs, exclude_cold_structs): Do not increase
15921 I when removing a structure.
15923 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
15926 * config/i386/i386.c (ix86_expand_vector_init): Consider only
15927 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
15929 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
15931 PR middle-end/34934
15932 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
15933 a fixed vector for stack.
15935 2008-01-24 Ben Elliston <bje@au.ibm.com>
15938 * doc/gcc.texi (Software development): Add a direntry for g++.
15940 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
15942 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
15943 stale and straggling -fforce-addr comments above.
15945 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
15947 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
15948 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
15950 2008-01-23 Michael Matz <matz@suse.de>
15953 * dwarf2out.c (force_type_die): Use modified_type_die instead of
15956 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
15958 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
15959 malloc result type.
15961 2008-01-23 Anatoly Sokolov <aesok@post.ru>
15963 * config/avr/avr.c (avr_current_arch): New variable.
15964 (avr_arch_types): Add 'avr31' and 'avr51' entries.
15965 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
15966 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
15967 (avr_override_options): Init 'avr_current_arch'.
15968 (base_arch_s): Move from here...
15969 * config/avr/avr.h (base_arch_s): ... here. Add new members
15970 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
15971 'mega' to 'have_jmp_call'.
15972 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
15973 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
15975 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
15977 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15978 MULTILIB_MATCHES): (Ditto.).
15980 2008-01-23 Richard Guenther <rguenther@suse.de>
15982 PR middle-end/31529
15983 * cgraphunit.c (cgraph_reset_node): Always mark the node
15984 not reachable if it is not queued already.
15986 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
15988 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
15989 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
15990 (cputype_selected): New static variable.
15991 (bfin_handle_option): Set it if -mcpu is used.
15992 (override_option): Select default set of workarounds if no cpu type
15993 selected on the command line.
15994 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
15996 From Michael Frysinger <michael.frysinger@analog.com>
15997 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
15998 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
16000 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
16001 for bf547, bf523, bf524, and bf526.
16002 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
16004 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16005 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
16006 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
16007 __ADSPBF547__ and __ADSPBF54x__ for bf547.
16008 * doc/invoke.texi (Blackfin Options): Document that
16009 -mcpu now accept bf547, bf523, bf524, and bf526.
16011 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
16013 PR rtl-optimization/34628
16014 * combine.c (try_combine): Stop and undo after the first combination
16015 if an autoincrement side-effect on the first insn has effectively
16018 2008-01-22 David Edelsohn <edelsohn@gnu.org>
16021 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
16022 Offset addresses are not valid for Altivec or paired float modes.
16024 2008-01-22 Jakub Jelinek <jakub@redhat.com>
16027 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
16028 if DECL_INITIAL (decl) is error_mark_node.
16031 * c-common.c (handle_vector_size_attribute): Only allow
16032 integral, scalar float and fixed point types. Handle OFFSET_TYPE
16033 the same way as pointer, array etc. types.
16034 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
16037 * tree.c (build_type_attribute_qual_variant): Call
16038 build_qualified_type if attributes are equal, but quals are not.
16040 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16043 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
16044 * flags.h (warn_strict_aliasing): Remove.
16045 (warn_strict_overflow): Remove.
16046 * opts.c (warn_strict_aliasing): Remove.
16047 (warn_strict_overflow): Remove.
16048 * c-opts.c (c_common_handle_option): -Wall only sets
16049 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
16050 (c_common_post_options): Give default values to -Wstrict-aliasing
16051 and -Wstrict-overflow if they are uninitialized.
16052 * common.opt (Wstrict-aliasing): Specify Var and Init.
16053 (Wstrict-overflow): Likewise.
16055 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16057 PR rtl-optimization/26854
16058 PR rtl-optimization/34400
16059 PR rtl-optimization/34884
16060 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
16062 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
16063 (df_rd_bb_info.expanded_lr_out): Deleted
16064 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
16065 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
16066 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
16067 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
16068 Removed code to allocate, initialize or free expanded_lr_out.
16069 (df_rd_bb_local_compute_process_def): Restructured to make more
16071 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
16072 sets if the sets are being trimmed.
16074 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
16077 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
16078 (as_vers): Likewise.
16079 * configure: Regenerated.
16081 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16083 PR middle-end/33092
16084 * tree-pass.h (pass_build_alias): New pass.
16085 * tree-ssa-alias.c (gate_build_alias): New.
16086 (pass_build_alias): New.
16087 * passes.c (init_optimization_passes): Add pass_build_alias after
16088 pass_create_structure_vars.
16090 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
16092 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
16093 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
16094 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
16095 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
16096 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
16097 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
16098 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
16099 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
16100 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
16101 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
16102 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
16103 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
16104 * config/s390/s390.md (FP_ALL): New mode iterator.
16105 (_d): New mode attribute.
16106 ("*signbit<mode>2>"): Changed mode of first operand.
16107 ("isinf<mode>2"): Changed mode of first operand.
16108 ("*TDC_insn"): Adaptation for DFP modes.
16110 2008-01-22 Ben Elliston <bje@au.ibm.com>
16112 * tree.c (check_qualified_type): Improve function description.
16114 2008-01-21 Jason Merrill <jason@redhat.com>
16117 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
16118 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
16121 2008-01-21 DJ Delorie <dj@redhat.com>
16123 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
16126 2008-01-21 Richard Guenther <rguenther@suse.de>
16128 PR middle-end/34856
16129 * tree-cfg.c (verify_expr): Allow all invariant expressions
16130 instead of just constant class ones as reference argument.
16131 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
16132 like any other constant.
16133 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16135 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
16137 * regmove.c (fixup_match_1): Update call crossed frequencies.
16139 2008-01-21 Richard Guenther <rguenther@suse.de>
16142 * tree-inline.c (setup_one_parameter): Deal with mismatched
16143 types using a VIEW_CONVERT_EXPR.
16145 2008-01-21 Alon Dayan <alond@il.ibm.com>
16146 Olga Golovanevsky <olga@il.ibm.com>
16148 PR tree-optimization/34701
16149 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
16150 when the structure size is not a power of 2.
16152 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
16154 * doc/install.texi: Add doc for --enable-checking=df.
16156 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
16158 PR rtl-optimization/34808
16159 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
16161 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
16163 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
16166 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16168 PR rtl-optimization/26854
16169 PR rtl-optimization/34400
16170 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
16172 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
16173 (df_rd_bb_info.expanded_lr_out): New.
16174 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
16175 * loop_iv.c (iv_analysis_loop_init): Ditto.
16176 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
16177 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
16178 Added code to allocate, initialize or free expanded_lr_out.
16179 (df_rd_bb_local_compute_process_def): Restructured to make
16180 more understandable.
16181 (df_rd_confluence_n): Add code to do nothing with fake edges and
16182 code to no apply invalidate_by_call sets if the sets are being trimmed.
16183 (df_lr_local_finalize): Renamed to df_lr_finalize.
16184 (df_live_local_finalize): Renamed to df_live_finalize.
16186 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
16189 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
16190 deciding whether to use reciprocal instructions.
16192 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
16194 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
16195 dwarf2out_note_section_used if cold_text_section is NULL.
16197 2008-01-19 Jakub Jelinek <jakub@redhat.com>
16199 PR gcov-profile/34610
16200 * tree-cfg.c (make_edges): Mark both outgoing edges from
16201 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
16202 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
16203 from OMP_FOR and OMP_CONTINUE outgoing edges.
16205 * tree-profile.c (tree_profiling): Return early if
16206 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
16208 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
16209 from cfun to child_cfun.
16210 * function.h (struct function): Add after_tree_profile bit.
16212 2008-01-19 Anatoly Sokolov <aesok@post.ru>
16214 * config/avr/avr.S (_exit): Disable interrupt.
16216 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16217 Steven Bosscher <stevenb.gcc@gmail.com>
16219 PR rtl-optimization/26854
16220 PR rtl-optimization/34400
16221 * df-problems.c (df_live_scratch): New scratch bitmap.
16222 (df_live_alloc): Allocate df_live_scratch when doing df_live.
16223 (df_live_reset): Clear the proper bitmaps.
16224 (df_live_bb_local_compute): Only process the artificial defs once
16225 since the order is not important.
16226 (df_live_init): Init the df_live sets only with the variables
16227 found live by df_lr.
16228 (df_live_transfer_function): Use the df_lr sets to prune the
16229 df_live sets as they are being computed.
16230 (df_live_free): Free df_live_scratch.
16232 2008-01-18 Ian Lance Taylor <iant@google.com>
16234 * common.opt: Add fmerge-debug-strings.
16235 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
16236 flag_merge_debug_strings rather than flag_merge_constants.
16237 * doc/invoke.texi (Option Summary): Mention
16238 -fmerge-debug-strings.
16239 (Debugging Options): Document -fmerge-debug-strings.
16241 2008-01-18 Ian Lance Taylor <iant@google.com>
16244 * tree.h (DECL_IS_OPERATOR_NEW): Define.
16245 (struct tree_function_decl): Add new field operator_new_flag.
16246 * tree-inline.c (expand_call_inline): When inlining a call to
16247 operator new, force the return value to go into a variable, and
16248 set DECL_NO_TBAA_P on that variable.
16249 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
16251 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
16254 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
16255 DWARF2_DEBUGGING_INFO.
16256 (dwarf2out_note_section_used): Ditto. Add prototype.
16257 (have_multiple_function_sections, text_section_used,
16258 cold_text_section_used, *cold_text_sections): Move declarations
16261 2008-01-17 Bob Wilson <bob.wilson@acm.org>
16263 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
16264 field and add signal_ra.
16265 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
16266 assignments to frame state pc. Move end of stack check after
16267 MD_FALLBACK_FRAME_STATE_FOR.
16268 (uw_update_context_1): Use frame state signal_regs if set, instead
16269 of checking signal_frame flag.
16270 (uw_update_context): Use frame state signal_ra if set.
16271 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
16272 * config/xtensa/linux-unwind.h: New file.
16274 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
16276 * modulo-sched.c (get_sched_window): Fix comment typo.
16278 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
16280 PR tree-optimization/34648
16281 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
16283 2008-01-17 Anatoly Sokolov <aesok@post.ru>
16285 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
16286 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
16288 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
16290 PR rtl-optimization/34400
16291 * df-core.c (df_worklist_dataflow_overeager,
16292 df_worklist_dataflow_doublequeue): New functions.
16293 (df_worklist_dataflow): Two different worklist solvers.
16294 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
16297 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16300 * doc/invoke.texi: Document the dependence on pthread for fopenmp
16301 and ftree-parallelize-loops.
16303 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
16305 PR rtl-optimization/34826
16306 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
16308 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
16310 * global.c (find_reg): Mark the eh regs as used if necessary.
16311 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
16312 * ra.h (struct allocno): no_eh_reg field added. Changed
16313 no_stack_reg type to bitfield.
16315 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
16317 * tree.c (substitute_in_expr): Add missing 'break'.
16319 2008-01-17 Richard Guenther <rguenther@suse.de>
16321 PR tree-optimization/34825
16322 * tree-ssa-math-opts.c (is_division_by): Do not recognize
16323 x / x as division to handle.
16325 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16327 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
16328 "-pthread" is specified.
16329 * pa-hpux11.h (LIB_SPEC): Likewise.
16331 2008-01-16 Janis Johnson <janis187@us.ibm.com>
16332 Peter Bergner <bergner@vnet.ibm.com>
16334 PR rtl-optimization/33796
16335 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
16337 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16339 PR libgfortran/34699
16340 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
16342 * pa-hpux10.h (LINK_SPEC): Likewise.
16343 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
16345 2008-01-16 Richard Guenther <rguenther@suse.de>
16347 PR middle-end/32628
16348 * fold-const.c (fold_convert_const_int_from_int): Do not
16349 set overflow if that occured only because of a sign extension
16350 change when converting from/to a sizetype with the same
16351 precision and signedness.
16353 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
16356 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
16357 location address to the correct place. Update copyright year.
16359 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16361 * lambda-code.c (lambda_transform_legal_p): Handle the case of
16362 no dependences in the dependence_relations vector.
16364 2008-01-16 Jan Hubicka <jh@suse.cz>
16366 PR rtl-optimization/31396
16367 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
16368 * cfg.c (dump_reg_info): Print it.
16369 * regs.h (struct reg_info_t): add freq_calls_crossed.
16370 (REG_FREQ_CALLS_CROSSED): New macro.
16371 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
16372 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
16373 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
16374 regmove_optimize): Update call crossed frequencies.
16375 * local-alloc.c (struct qty): Add freq_calls_crossed.
16376 (alloc_qty): Copute freq_calls_crossed.
16377 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
16378 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
16379 * ra.h (struct allocno): Add freq_calls_crossed.
16381 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16383 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
16384 libgomp when compiling with ftree-parallelize-loops.
16385 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
16387 2008-01-16 Richard Guenther <rguenther@suse.de>
16389 PR tree-optimization/34769
16390 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
16391 * tree.c (int_cst_value): Instead make this function more
16392 permissive in what it accepts as valid input. Document this
16393 function always sign-extends the value.
16395 2008-01-16 Jakub Jelinek <jakub@redhat.com>
16396 Richard Guenther <rguenther@suse.de>
16399 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
16400 (gimple_fold_indirect_ref_rhs): ... this.
16401 (gimple_fold_indirect_ref): New function with foldings
16402 that preserve lvalueness.
16403 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
16404 * tree-flow.h (gimple_fold_indirect_ref): Declare.
16405 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
16406 to fold an INDIRECT_REF, fall back to the old use of
16407 fold_indirect_ref_1.
16409 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16411 * tree-data-ref.c (subscript_dependence_tester_1): Call
16412 free_conflict_function.
16413 (compute_self_dependence): Same.
16415 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
16418 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
16419 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
16421 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
16422 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
16423 for DWARF2_UNWIND_INFO targets.
16425 2008-01-16 Richard Guenther <rguenther@suse.de>
16428 * c-typeck.c (common_pointer_type): Do not merge inconsistent
16429 type qualifiers for function types.
16431 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
16433 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
16434 loop_iterator li from previous commit.
16436 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
16438 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
16440 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
16442 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
16443 (parallelize_loops): Don't parallelize irreducible components.
16445 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16448 * c-opts (c_common_post_options): Do not enable CPP
16449 flag_pedantic_errors by default.
16451 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
16453 PR rtl-optimization/31944
16454 * cse.c (remove_pseudo_from_table): New function.
16455 (merge_equiv_classes): Use above function to remove pseudo-registers.
16456 (invalidate): Likewise.
16458 2008-01-13 Richard Guenther <rguenther@suse.de>
16460 PR middle-end/34601
16461 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
16462 instead of TYPE_MODE to deal with calls from expand_one_error_var.
16464 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
16466 * gcse.c (cprop_jump): Call validate_unshare_change instead of
16467 validate_change to unshare the source of the PC set.
16469 2008-01-12 Jan Hubicka <jh@suse.cz>
16471 PR middle-end/32135
16472 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
16473 references above array bounds. This might trigger bounds checks for
16474 pointers to arrays.
16476 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
16478 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
16479 new_replaceable_dependencies.
16481 2008-01-12 Doug Kwan <dougkwan@google.com>
16483 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
16484 instead of OPT_Wreturn_type in warning due to ignored return type
16486 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
16487 options included in -Wextra.
16488 * c.opt: New option -Wignored_qualifiers.
16489 * doc/invoke.texi (Warning Options, -Wextra): Add new option
16490 -Wignore_qualifiers.
16491 (-Wignored-qualifiers): Document.
16492 (-Wreturn-type): Remove description of functionality now handled
16493 by -Wignored-qualifiers.
16495 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
16498 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
16499 NOP_EXPR if it is between integral types with the same precision.
16501 2008-01-12 Jan Hubicka <jh@suse.cz>
16504 * invoke.texi (max-inline-recursive-depth): Fix default value.
16506 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
16508 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
16511 2008-01-11 Bob Wilson <bob.wilson@acm.org>
16513 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
16515 2008-01-11 James E. Wilson <wilson@specifix.com>
16518 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
16520 2008-01-11 Anatoly Sokolov <aesok@post.ru>
16522 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
16523 save/restore frame pointer register and don't use 'call-prologues'
16524 optimization in function with "OS_task" attribute.
16526 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
16528 PR middle-end/31309
16529 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
16530 when copying to memory.
16532 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
16534 PR rtl-optimization/30905
16535 * cfgcleanup.c: Include dce.h
16536 (crossjumps_occured): New global variable.
16537 (try_crossjump_bb): Exit loop after finding a fallthru edge.
16538 If something changed, set crossjumps_occured to true.
16539 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
16540 Don't add/remove fake edges to exit here...
16541 (cleanup_cfg): ...but do it here, when crossjumping.
16542 Run a fast DCE when successful crossjumps occured in the latest
16543 iteration of try_optimize_cfg.
16545 2008-01-11 Richard Guenther <rguenther@suse.de>
16547 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
16548 (struct vn_unary_op_s): Likewise.
16549 (vn_reference_insert): Free old reference on hash collision.
16551 2008-01-10 Raksit Ashok <raksit@google.com>
16553 PR rtl-optimization/27971
16554 * combine.c (find_split_point): Split PLUS expressions which are
16555 inside a MEM rtx, and whose first operand is complex.
16557 2008-01-10 DJ Delorie <dj@redhat.com>
16559 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
16560 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
16561 (m32c_hard_regno_ok): Call the underlying function.
16563 2008-01-10 Richard Guenther <rguenther@suse.de>
16565 PR middle-end/34683
16566 * tree-cfg.c (tree_merge_blocks): Do not go through the
16567 full-blown folding and stmt updating path if we just deal
16568 with virtual operands.
16569 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
16570 test for abnormal SSA_NAMEs.
16572 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
16574 PR middle-end/34641
16575 * reload.c (push_reload): Add assertions. All constants from
16576 reg_equiv_constant should have been used for replacing the respective
16578 (find_reloads_address): Invoke find_reloads_address_part for
16579 constant taken from the reg_equiv_constant array.
16581 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
16583 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
16584 field (valnum) the first in the struct. Replace bools with
16587 2008-01-10 Richard Guenther <rguenther@suse.de>
16589 PR tree-optimization/34651
16590 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
16591 types and ordering for masking and converting.
16593 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
16595 PR tree-optimization/34017
16596 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
16597 also for PHI_NODE expressions.
16599 2008-01-09 Jan Hubicka <jh@suse.cz>
16601 PR tree-optimization/34708
16602 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
16603 based on number of case labels.
16604 (init_inline_once): Remove switch_cost.
16605 * tree-inline.h (eni_weights_d): Remove switch_cost.
16607 2008-01-09 Richard Guenther <rguenther@suse.de>
16608 Andrew Pinski <andrew_pinski@playstation.sony.com>
16610 PR middle-end/30132
16611 * gimplify.c (gimplify_cond_expr): Do not create an addressable
16612 temporary if an rvalue is ok or an lvalue is not required.
16614 2008-01-09 Richard Guenther <rguenther@suse.de>
16616 PR middle-end/34458
16617 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
16618 adjust return type.
16620 2008-01-09 Richard Guenther <rguenther@suse.de>
16622 PR middle-end/34679
16623 * tree.c (host_integerp): Check for sizetype only if the
16624 type is an integer type.
16626 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
16629 * opts.c (decode_options): Disable inlining of functions called
16630 once if not in unit-at-a-time mode.
16632 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
16634 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
16636 2008-01-08 Richard Guenther <rguenther@suse.de>
16638 PR middle-end/31863
16639 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
16640 out early if the result will be unused.
16642 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16647 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16648 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16651 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
16653 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
16654 for vectorization tuned.
16656 2008-01-08 Richard Guenther <rguenther@suse.de>
16658 PR tree-optimization/34683
16659 * tree-ssa-operands.c (operand_build_cmp): Export.
16660 * tree-ssa-operands.h (operand_build_cmp): Declare.
16661 * tree-vn.c (vuses_compare): Remove.
16662 (sort_vuses): Use operand_build_cmp.
16663 (sort_vuses_heap): Likewise.
16664 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
16665 to re-use old VEC if available. Do not sort already sorted VUSEs.
16666 (vdefs_to_vec): Do not sort already sorted VDEFs.
16668 2008-01-08 Jakub Jelinek <jakub@redhat.com>
16670 PR middle-end/34694
16671 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
16673 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16676 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
16677 limitations of reciprocal sequences on x86 targets.
16679 2008-01-08 Richard Guenther <rguenther@suse.de>
16681 PR tree-optimization/34683
16682 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
16684 2008-01-07 Jakub Jelinek <jakub@redhat.com>
16687 * config/darwin.c (darwin_mergeable_string_section): Don't use
16688 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
16690 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
16693 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
16694 negxf2. Macroize expander using X87MODEF mode iterator. Change
16695 predicates of op0 and op1 to register_operand.
16696 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
16697 expander using X87MODEF mode iterator. Change predicates of
16698 op0 and op1 to register_operand.
16699 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
16700 corresponding patterns and macroize using MODEF macro. Change
16701 predicates of op0 and op1 to register_operand and remove
16702 "m" constraint. Disparage "r" alternative with "!".
16703 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
16704 macroize using X87MODEF macro. Change predicates of op0 and op1
16705 to register_operand and remove "m" constraint. Disparage "r"
16706 alternative with "!".
16707 (absneg splitter with memory operands): Remove.
16708 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
16709 patterns and macroize using X87MODEF mode iterator.
16710 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
16711 Change predicate of op1 to register_operand.
16712 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
16713 for memory operands.
16715 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
16717 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
16719 2008-01-07 Richard Guenther <rguenther@suse.de>
16721 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
16724 2008-01-07 Richard Guenther <rguenther@suse.de>
16726 PR tree-optimization/34683
16727 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
16728 VOPs of the needed size to save memory. Use VEC_quick_push
16729 to save compile-time.
16730 (vdefs_to_vec): Likewise.
16732 2008-01-07 Sa Liu <saliu@de.ibm.com>
16734 * config/spu/spu.md (divdf3): Genetate inline code for double
16735 division. The implementation doesn't handle INF or NAN, therefore it
16736 only applies when -ffinite-math-only is given.
16738 2008-01-06 Paolo Carlini <pcarlini@suse.de>
16741 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
16742 * doc/cpp.texi ([Common Predefined Macros]): Document.
16744 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
16746 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
16747 order to use commutative addition instead of subtraction.
16749 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16750 Mircea Namolaru <namolaru@il.ibm.com>
16751 Vladimir Yanovsky <yanov@il.ibm.com>
16752 Revital Eres <eres@il.ibm.com>
16754 PR tree-optimization/34263
16755 * tree-outof-ssa.c (process_single_block_loop_latch,
16756 contains_tree_r): New functions.
16757 (analyze_edges_for_bb): Call process_single_block_loop_latch
16758 function to empty single-basic-block latch block if possible.
16760 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16762 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16764 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
16766 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16768 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
16770 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16772 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
16774 2008-01-05 Jakub Jelinek <jakub@redhat.com>
16776 PR tree-optimization/34618
16777 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
16780 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16783 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
16784 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
16785 Update copyright year.
16787 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
16788 Update copyright year.
16789 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
16792 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
16794 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
16795 edge does not point to current bb before changing need_assert.
16797 2008-01-04 Richard Guenther <rguenther@suse.de>
16799 PR middle-end/34029
16800 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
16801 for verifying purposes if they are is_gimple_min_invariant.
16803 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
16805 PR tree-optimization/34448
16806 PR tree-optimization/34465
16807 * gimplify.c (gimplify_init_constructor): Add new parameter
16808 notify_temp_creation. Use it.
16809 (gimplify_modify_expr_rhs): Take volatiles into account when
16810 optimizing constructors.
16811 Do not optimize constructors if gimplify_init_constructor will dump to
16813 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
16814 * gcc.c-torture/compile/pr34448.c: New.
16816 2008-01-04 Jakub Jelinek <jakub@redhat.com>
16818 PR gcov-profile/34609
16819 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
16820 return_slot if result is TREE_ADDRESSABLE.
16822 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
16824 * config/mips/mips.md (sqrt_condition): Tweak comment.
16825 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
16827 2008-01-03 Tom Tromey <tromey@redhat.com>
16830 * c-common.c (c_type_hash): Handle VLAs.
16832 2008-01-03 Jan Hubicka <jh@suse.cz>
16834 PR tree-optimization/31081
16835 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
16836 0 when inlining and not inlining to first basic block.
16837 (remap_decl): When var is initialized to 0, don't set default_def.
16838 (expand_call_inline): Set entry_bb.
16839 * tree-inline.h (copy_body_data): Add entry_bb.
16841 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16844 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
16847 PR tree-optimization/29484
16848 * tree-inline.c (inline_forbidden_p_2): New function.
16849 (inline_forbidden_p): Disallow inlining if some static var
16850 has an address of a local LABEL_DECL in its initializer.
16851 * doc/extend.texi (Labels as Values): Document &&foo behaviour
16854 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
16856 PR tree-optimization/34635
16857 * tree-data-ref.c (add_other_self_distances): Make sure that the
16858 evolution step is constant.
16860 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16862 PR middle-end/34608
16863 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
16865 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
16867 * tree-sra.c (scalarize_init): Insert the generate_element_init
16868 statements after the generate_element_zero statements.
16870 2008-01-02 Richard Guenther <rguenther@suse.de>
16872 PR middle-end/34093
16873 PR middle-end/31976
16874 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
16875 for very large number of operands instead of ICEing.
16877 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
16880 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
16881 while stack probing.
16883 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
16885 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
16888 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
16890 PR libmudflap/26442
16891 * tree-mudflap.c (mx_register_decls): Guard warning by
16892 !DECL_ARTIFICIAL check.
16894 2008-01-01 Jakub Jelinek <jakub@redhat.com>
16896 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
16897 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
16898 sse5_perm<mode>): Fix constraints.