1 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
2 Maxim Kuvyrkov <maxim@codesourcery.com>
4 * target.h (unspec_may_trap_p): New target hook.
5 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
6 * targhooks.c (default_unspec_may_trap_p): Default implementation of
8 * targhooks.h (default_unspec_may_trap_p): Declare it.
9 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
10 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
11 * rtl.h (may_trap_p_1): Declare.
13 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
14 override default hook implementation.
15 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
18 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20 * doc/invoke.texi (Wextra): Move it just after Wall, list the
21 options enabled by Wextra and mention Wuninitialized.
23 2007-10-15 Nigel Stephens <nigel@mips.com>
25 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
27 2007-10-15 Jakub Jelinek <jakub@redhat.com>
29 PR tree-optimization/33136
30 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
32 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
34 PR tree-optimization/33735
35 PR tree-optimization/33572
36 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
38 * except.c (duplicate_eh_regions): Don't look for prev_try
39 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
41 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
44 * tree-inline.c (copy_bb): Use bsi_replace to replace a
45 __builtin_va_arg_pack-containing call stmt.
47 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
49 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
52 2007-10-15 Jakub Jelinek <jakub@redhat.com>
54 PR tree-optimization/33619
55 * tree-ssa-ter.c (is_replaceable_p): Return false for all
58 2007-10-15 David Edelsohn <edelsohn@gnu.org>
60 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
62 2007-10-15 Richard Guenther <rguenther@suse.de>
64 * fold-const.c (extract_array_ref): Remove.
65 (fold_comparison): Handle POINTER_PLUS_EXPR with the
66 generic address expression comparison folding. Remove
67 the folding that used extract_array_ref.
69 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
72 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
73 speculation type of insn can be changed before trying to do that.
75 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
77 * dse.c (struct insn_info): Add 'frame_read' field.
78 (scan_insn): For the call to a const function, set frame_read if
80 If the insn reads the frame, kill the frame related stores.
81 (scan_reads_nospill): Likewise.
83 2007-10-14 Jason Merrill <jason@redhat.com>
85 * tree-eh.c (optimize_double_finally): Don't assume that the
86 cleanup we're duplicating is only one statement.
88 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
90 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
91 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
92 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
93 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
94 tree-vect-transform.c: Fix comment typos.
95 * doc/extend.texi: Fix a typo.
97 * c-common.h: Remove the prototype for c_expand_body.
98 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
99 * tree.h: Remove the prototype for fold_build_call_expr.
101 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
103 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
105 2007-10-13 David Edelsohn <edelsohn@gnu.org>
107 * config/rs6000/aix53.h: New file.
108 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
109 (TARGET_ALTIVEC_ABI): Same.
110 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
111 (TARGET_ALTIVEC_ABI): Delete.
112 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
113 stanza defaulting to aix5.3.
115 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
117 * config/i386/i386.md (SI_REG, DI_REG): New constants.
118 (strmov): Use defined constants.
119 (cmpstrnsi): Likewise.
120 * config/i386/i386.c (decide_alg): Use defined constants.
121 (ix86_expand_strlen): Likewise.
123 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
125 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
126 * var-tracking.c (micro_operation_def): Update comment on u.loc.
127 (mode_for_reg_attrs, var_lowpart): New functions.
128 (add_uses): Consider recording a lowpart of LOC for MO_USE.
129 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
130 or copy is known, set LOC to the SET that performs the set, instead
132 (find_src_status, find_src_set_src): Remove LOC parameter.
133 Replace INSN with the source value.
134 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
135 handling MO_SET and MO_COPY. Update the calls to find_src_status
136 and find_src_set_src.
138 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
141 * config/i386/i386.md (strmov): Check for esi and edi usage.
142 * config/i386/i386.c (decide_alg): Check whether we can use a
143 rep prefix and adjust algorithm choice accordingly.
144 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
146 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
148 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
150 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
152 * global.c (build_insn_chain): Formatting fixes.
154 2007-10-12 Richard Guenther <rguenther@suse.de>
156 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
157 combining both operands require either both have single uses
158 or combining to a constant.
160 2007-10-12 Richard Guenther <rguenther@suse.de>
163 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
164 a rhs with side-effects or which is a load.
165 (forward_propagate_into_cond): Also try combining both operands.
167 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
169 PR tree-optimization/33742
170 * tree-vect-transform.c (vectorizable_operation): Return false
171 if get_vectype_for_scalar_type for scalar_dest can't be determined.
172 (vectorizable_call): Same for rhs_type and lhs_type.
174 2007-10-12 Jakub Jelinek <jakub@redhat.com>
176 PR tree-optimization/33645
177 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
178 pass it to walk_tree.
179 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
180 When calling set_is_used on a VAR_DECL, if data is not NULL and
181 its DECL_UID is in the bitmap, call mark_all_vars_used on its
182 DECL_INITIAL after clearing the bit in bitmap.
183 (remove_unused_locals): Adjust mark_all_vars_used callers.
184 Instead of removing unused global vars from unexpanded_var_list
185 immediately record them in bitmap, call mark_all_vars_used on
186 all used global vars from unexpanded_var_list and only purge
187 global vars that weren't found used even during that step.
189 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
191 * gthr-posix.h (__gthread_active_init): Create detached instead of
192 joinable thread when testing whether threads are active on hppa-hpux.
193 * gthr-posix95.h (__gthread_active_init): Likewise.
195 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
198 * global.c (build_insn_chain): Include insn that occur between
201 2007-10-11 Tom Tromey <tromey@redhat.com>
203 * gengtype-yacc.y: Delete.
205 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
207 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
208 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
209 function_value_32, function_value_64, function_value_ms_64,
210 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
211 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
214 2007-10-11 Richard Guenther <rguenther@suse.de>
216 * gcse.c (hash_scan_set): If the next nonnote insn is in
217 a different basic block insert the set.
219 2007-10-11 Richard Guenther <rguenther@suse.de>
222 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
223 (verify_gimple_expr): Use it to verify pointer-to types for
226 2007-10-11 Richard Guenther <rguenther@suse.de>
229 * c-typeck.c (build_array_ref): Do not strip qualifiers from
230 the array element type.
232 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
234 PR rtl-optimization/33638
235 * dse.c (struct insn_info): Remove 'stack_read' field,
236 add 'stack_pointer_based' field.
237 (record_store): For a store with non-constant base, record
238 whether it is stack pointer based.
239 (scan_insn): For the call to a const function, remove stack
240 pointer based stores from the list of local active stores.
241 (scan_reads_nospill): Delete code dealing with const functions.
243 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
245 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
247 (conflict_p, set_conflict, set_conflicts): Likewise.
248 * global.c (global_alloc): Likewise.
249 * ra.h: Update prototypes.
251 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
253 * opth-gen.awk: Fixed generation of comment stating the origin
256 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
259 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
260 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
261 and '%}', respectively.
264 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
265 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
266 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
268 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
272 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
273 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
274 syntax for ASSEMBLER_DIALECT.
275 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
277 2007-10-10 Revital Eres <eres@il.ibm.com>
279 * modulo-sched.c (check_nodes_order): Dump the final order of
281 (get_sched_window): Add dump info.
282 (calculate_order_params): Dump order params of the nodes.
284 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
287 * ra-conflict.c (record_one_conflict_between_regnos,
288 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
289 (global_conflicts): Enhanced incorrect check.
291 2007-10-09 Geoffrey Keating <geoffk@apple.com>
293 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
294 if flag_exceptions is not set.
295 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
296 assemble_name rather than incorrectly emulating it.
298 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
299 friends are removed from G++.
301 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
303 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
304 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
305 enabling them is redundant. Don't check two times for
308 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
310 * ra-conflict.c (record_one_conflict_between_regnos): Revert
312 (set_conflicts_for_earlyclobber): Likewise.
313 (global_conflicts): Likewise.
315 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
317 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
318 and '%}', respectively.
320 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
322 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
323 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
325 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
328 2007-10-09 Richard Guenther <rguenther@suse.de>
331 * gimplify.c (canonicalize_component_ref): Honor qualifiers
332 of referenced structure and component.
334 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
337 * ra-conflict.c (record_one_conflict_between_regnos,
338 set_conflicts_for_earlyclobber, global_conflicts): Improved
340 (global_conflicts): Removed incorrect check.
342 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
344 PR tree-optimization/33615
345 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
346 if the statement might throw. Fix formatting.
348 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
350 PR tree-optimization/33615
351 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
352 if the rhs might throw.
354 2007-10-09 Jan Hubicka <jh@suse.cz>
356 * invoke.texi (align-threshold, align-loop-iterations): Document.
357 * final.c: Include cfgloop.h, params.h
358 (compute_alignments): Dump decisions and compare them with loop
359 structure; honor given parameters.
360 (pass_compute_alignments): New dump file.
361 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
362 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
364 2007-10-09 James E. Wilson <wilson@specifix.com>
366 PR tree-optimization/33655
368 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
369 convert it to bitsizetype before size_binop call.
371 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
373 PR tree-optimization/33572
374 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
375 the absence of a corresponding edge from the exit block.
377 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
380 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
382 (sra_build_assignment): Likewise. Set up mask depending on
384 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
386 (sra_build_elt_assignment): Don't view-convert from signed to
388 (sra_explode_bitfield_assignment): Use bit-field type if
389 possible. Use BYTES_BIG_ENDIAN.
391 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
394 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
395 the original stmt can throw.
396 (sra_build_bf_assignment): Fix type mismatch when applying negated
399 2007-10-08 Geoffrey Keating <geoffk@apple.com>
401 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
402 '#pragma mark' to be executed at preprocessing time.
404 2007-10-08 Ollie Wild <aaw@google.com>
406 * varasm.c (compare_constant): Removed call to
407 lang_hooks.expand_constant.
408 (copy_constants): Removed call to lang_hooks.expand_constant.
409 (compute_reloc_for_constant): Removed call to
410 lang_hooks.expand_constant.
411 (output_addressed_constants): Removed call to
412 lang_hooks.expand_constant.
413 (constructor_static_from_elts_p): Removed call to
414 lang_hooks.expand_constant.
415 (output_constant): Removed calls to lang_hooks.expand_constant.
416 * langhooks.h (struct lang_hooks): Removed field expand_constant.
417 * langhooks-def.h (lhd_return_tree): Removed.
418 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
419 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
420 * langhooks.c (lhd_return_tree): Removed.
422 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
424 * combine.c (setup_incoming_promotions): Ensure that
425 arguments that have not undergone mode promotions do not
426 incorrectly get marked as being sign- or zero-extended.
428 2007-10-08 Richard Guenther <rguenther@suse.de>
433 * fold-const.c (fold_binary): Use correct types in folding
434 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
435 and building of RROTATE_EXPR.
437 2007-10-08 Richard Guenther <rguenther@suse.de>
442 * fold-const.c (fold_binary): Use the correct types when
443 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
444 (fold_binary): Use the correct types when folding
445 (-A) - B to (-B) - A.
446 (fold_unary): Use the correct types when folding ~(X).
448 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
450 * doc/invoke.texi (Wall): fix formatting issues.
452 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
454 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
455 truncated shift counts.
457 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
459 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
460 syntax for ASSEMBLER_DIALECT.
461 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
463 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
464 Nathan Froyd <froydnj@codesourcery.com>
466 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
467 when determining whether to record INCOMING_RETURN_ADDR_RTX.
469 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
472 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
474 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
475 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
476 the function, temporarily point the debug interface to the null one.
478 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
480 PR tree-optimization/33655
482 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
485 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
487 PR tree-optimization/33572
488 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
489 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
490 (update_ssa_across_abnormal_edges): ... this. Set slots in the
492 (copy_edges_for_bb): Handle nonlocal label edges.
493 (make_nonlocal_label_edges): Deleted.
494 (optimize_inline_calls): Don't call it.
496 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
498 * gthr-single.h: Revert last change.
500 2007-10-05 Michael Matz <matz@suse.de>
503 * lower-subreg.c (decompose_multiword_subregs): Use
504 validate_unshare_change().
506 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
508 * ra-conflict.c: Include "sparseset.h".
509 (conflicts): Change to HOST_WIDEST_FAST_INT.
510 (allocnos_live): Redefine variable as a sparseset.
511 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE): Delete macros.
512 (allocno_row_words): Removed global variable.
513 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
514 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
515 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
516 (record_one_conflict_between_regnos): Cache allocno values and reuse.
518 (record_one_conflict): Update uses of allocnos_live to use
519 the sparseset routines. Use set_conflicts_p.
520 (mark_reg_store): Likewise.
521 (set_reg_in_live): Likewise.
522 (global_conflicts): Update uses of allocnos_live.
523 Use the new adjacency list to visit an allocno's neighbors
524 rather than iterating over all possible allocnos.
525 Call set_conflicts_p to setup conflicts rather than adding
527 * global.c: Comments updated.
528 (CONFLICTP): Delete define.
529 (regno_compare): New function. Add prototype.
530 (global_alloc): Sort the allocno to regno mapping according to
531 which basic blocks the regnos are referenced in. Modify the
532 conflict bit matrix to a compressed triangular bitmatrix.
533 Only allocate the conflict bit matrix and adjacency lists if
534 we are actually going to allocate something.
535 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
536 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
537 allocno's neighbors rather than iterating over all possible allocnos.
538 (mirror_conflicts): Removed function.
539 (dump_conflicts): Iterate over regnos rather than allocnos so
540 that all dump output will be sorted by regno number.
541 Use the FOR_EACH_CONFLICT macro.
542 * ra.h: Comments updated.
543 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
544 (partial_bitnum, max_bitnum, adjacency, adjacency_pool): Add prototypes.
545 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
546 (adjacency_list_d, adjacency_iterator_d): New types.
547 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
548 adjacency_iter_next, regno_basic_block): New static inline functions.
549 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
550 (conflict_p): Add function prototype.
551 * sparseset.h, sparseset.c: New files.
552 * Makefile.in (OBJS-common): Add sparseset.o.
553 (sparseset.o): New rule.
555 2007-10-05 Richard Guenther <rguenther@suse.de>
558 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
561 2007-10-05 Michael Matz <matz@suse.de>
564 * function.c (match_asm_constraints_1): Check for input
565 being used in the outputs.
567 2007-10-05 Richard Guenther <rguenther@suse.de>
569 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
571 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
574 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
575 subset checks. Make the cost of FPR -> FPR moves depend on
576 mips_mode_ok_for_mov_fmt_p.
578 2007-10-04 Doug Kwan <dougkwan@google.com>
580 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
581 __gthread_cond_wait_recursive): Add to extend interface for POSIX
582 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
583 support of conditional variables.
584 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
585 __gthread_cond_wait_recursive): Add to extend interface for POSIX
586 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
587 support of conditional variables.
588 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
589 __gthread_cond_wait_recursive): Add to extend interface for POSIX
590 conditional variables.
591 * gthr.h: Update comments to document new interface.
593 2007-10-04 Geoffrey Keating <geoffk@apple.com>
595 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
598 2007-10-04 Anatoly Sokolov <aesok@post.ru>
600 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
602 2007-10-04 Richard Guenther <rguenther@suse.de>
605 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
606 does not need to be of INTEGER_TYPE.
607 (verify_gimple_2): New function split out from ...
608 (verify_gimple_1): ... here. ICE if there was an error during
611 2007-10-04 Michael Matz <matz@suse.de>
613 PR rtl-optimization/33653
614 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
615 * dse.c (scan_insn): Same.
617 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
619 * config.gcc: Remove USE_GAS for m68k targets.
621 2007-10-04 Richard Guenther <rguenther@suse.de>
623 PR tree-optimization/33627
624 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
625 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
627 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
628 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
630 2007-10-04 Anatoly Sokolov <aesok@post.ru>
632 * config/avr/avr.c (commands_in_file, commands_in_prologues,
633 commands_in_epilogues): Remove variables.
634 (avr_file_start): Remove unneded initializations of commands_in_file,
635 commands_in_prologues and commands_in_epilogues variables.
636 (avr_file_end): Remove dead code.
638 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
640 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
643 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
646 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
647 (mips_split_doubleword_move): ...this.
648 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
649 use natural endianness for multi-format FPR values.
650 (mips_split_64bit_move): Rename to...
651 (mips_split_doubleword_move): ...this and extend to 64-bit words.
652 Use move_doubleword_fpr* patterns for moves involving FPRs.
653 (mips_save_reg): Update the call to mips_split_64bit_move.
654 (mips_secondary_reload_class): Return NO_REGS for any reload of a
655 nonzero constant into an FPR if the constant can be forced to memory.
656 * config/mips/mips.md: Update the splitter calls to
657 mips_split_64bit_move.
658 (UNSPEC_LOAD_DF_LOW): Rename to...
659 (UNSPEC_LOAD_LOW): ...this.
660 (UNSPEC_LOAD_DF_HIGH): Rename to...
661 (UNSPEC_LOAD_HIGH): ...this.
662 (UNSPEC_STORE_DF_HIGH): Rename to...
663 (UNSPEC_STORE_WORD): ...this.
664 (SPLITF): New mode iterator.
665 (HALFMODE): New mode attribute.
666 (movtf): New expander.
667 (*movtf_internal): New define_insn_and_split.
668 (move_doubleword_fpr<mode>): New expander.
669 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
671 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
672 (mfhc1<mode>): ...these more general patterns.
674 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
676 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
678 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
680 * gcse.c (hash_scan_set): Insert set in insn before note at
681 the end of basic block.
683 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
685 PR tree-optimization/33576
686 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
687 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
688 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
689 (remove_iv): Declared.
690 * lambda-code.c (remove_iv): Not static.
691 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
692 Don't remove ivs there, save ivs in the buffer.
694 2007-10-03 Jason Merrill <jason@redhat.com>
697 * tree-eh.c (same_handler_p): New fn.
698 (optimize_double_finally): New fn.
699 (refactor_eh_r): New fn.
700 (refactor_eh): New fn.
701 (pass_refactor_eh): New pass.
702 * tree-pass.h: Declare it.
703 * passes.c (init_optimization_passes): Add it.
705 2007-10-03 Doug Kwan <dougkwan@google.com>
706 Richard Guenther <rguenther@suse.de>
709 * dwarf2out.c (reference_to_unused): Disable sanity checking,
710 be conservative instead.
712 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
715 * doc/invoke.texi (-fwhole-program): Document that Fortran
716 doesn't support this option.
718 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
721 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
724 2007-10-02 David Daney <ddaney@avtrex.com>
726 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
727 against constant zero.
728 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
731 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
733 * ra-conflict.c: New file.
735 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
736 usage to DF_LIVE usage.
737 (reload): Remove reference to df_get_live_top.
738 * rtlanal.c (subreg_nregs_with_regno): New function.
739 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
740 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
741 (df_has_eh_preds): Removed.
742 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
743 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
745 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
746 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
747 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
748 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
749 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
750 (global_alloc): Turn off rescanning insns after call to
751 global_conflicts and added call to set_preferences.
752 (global_conflicts): Moved to ra-alloc.c.
753 (set_preferences_1, set_preferences): New function.
754 (mirror_conflicts): Changed types for various variables.
755 (mark_elimination): Change DF_RA_LIVE
756 usage to DF_LIVE usage.
757 (build_insn_chain): Rewritten from scratch and made local.
758 (print_insn_chain, print_insn_chains): New functions.
759 (dump_conflicts): Do not print conflicts for fixed_regs.
760 (rest_of_handle_global_alloc): Turn off insn rescanning.
761 * hard-reg-set.h: Fixed comment.
762 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
763 usage to DF_LIVE usage and delete refs to TOP sets.
764 (block_alloc): Mark regs as live if they are in the artificial
765 defs at top of block.
766 (find_stack_regs): New function.
767 (rest_of_handle_local_alloc): Changed urec problem to live
768 problem and do not turn off df rescanning.
769 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
770 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
771 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
772 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
773 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
774 fields in df_ref_flags. The rest have been renumbered.
775 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
777 * rtl.h (subreg_nregs_with_regno): New function.
778 * df-problems.c: (df_get_live_out, df_get_live_in,
779 df_get_live_top): Removed reference to DF_RA_LIVE.
780 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
781 df_live_alloc, df_live_reset, df_live_local_finalize,
782 df_live_free): Make top set only if different from in set.
783 (df_lr_top_dump, df_live_top_dump): Only print top set if
784 different from in set.
785 (df_lr_bb_local_compute): Removed unnecessary check.
786 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
787 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
788 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
789 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
790 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
791 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
792 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
793 df_urec_add_problem): Removed.
794 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
796 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
797 * basic_block.h (bb_has_abnormal_pred): New function.
798 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
799 usage to DF_LIVE usage.
801 2007-10-02 Revital Eres <eres@il.ibm.com>
803 * config/rs6000/predicates.md (easy_vector_constant): Return false
804 for 750CL paired vectors.
805 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
807 (vec_initv2sf): Add new description.
808 (vconcatsf): Likewise.
809 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
810 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
812 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
814 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
815 sinking the last stmt in a BB.
817 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
820 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
821 (sra_hash_tree): Handle BIT_FIELD_REFs.
822 (sra_elt_hash): Don't hash bitfld blocks.
823 (sra_elt_eq): Skip them in parent compares as well. Handle
825 (build_element_name_1): Handle BIT_FIELD_REFs.
826 (instantiate_element): Propagate nowarn from parents. Create
827 BIT_FIELD_REF for variables that are widened by scalarization.
828 Gimple-zero-initialize all bit-field variables that are not
829 part of parameters that are going to be scalarized on entry.
830 (instantiate_missing_elements_1): Return the sra_elt.
831 (canon_type_for_field): New.
832 (try_instantiate_multiple_fields): New. Infer widest possible
833 access mode from decl or member type, but clip it at word
834 size, and only widen it if a field crosses an alignment
836 (instantiate_missing_elements): Use them.
837 (generate_one_element_ref): Handle BIT_FIELD_REFs.
838 (scalar_bitfield_p): New.
839 (sra_build_assignment): Optimize assignments from scalarizable
840 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
843 (sra_build_bf_assignment): New. Optimize assignments to
844 scalarizable BIT_FIELD_REFs.
845 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
846 assignments to full variables.
847 (generate_copy_inout): Use the new macros and functions.
848 (generate_element_copy): Likewise. Handle bitfld differences.
849 (generate_element_zero): Don't recurse for blocks. Use
850 sra_build_elt_assignment.
851 (generate_one_element_init): Take elt instead of var. Use
852 sra_build_elt_assignment.
853 (generate_element_init_1): Adjust.
854 (bitfield_overlap_info): New struct.
855 (bitfield_overlaps_p): New.
856 (sra_explode_bitfield_assignment): New. Adjust widened
857 variables to account for endianness.
858 (sra_sync_for_bitfield_assignment): New.
859 (scalarize_use): Re-expand assignment to/from scalarized
860 BIT_FIELD_REFs. Explode or sync needed members for
861 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
862 (scalarize_copy): Use REPLDUP.
863 (scalarize_ldst): Move assert before dereference. Adjust EH
865 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
867 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
869 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
870 Rename CR_* constants to CMP_*. Fix spacing.
872 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
875 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
876 to be processed with the special script doc/install.texi2html.
878 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
880 * doc/invoke.texi (Wall): List the options enabled by Wall.
881 (Wstrict-aliasing): Add missing @option.
883 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
885 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
886 rather than gen_lowpart to change a register from DImode to DFmode.
887 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
888 both FROM and TO are integer modes that are no bigger than 4 bytes.
889 (mips_mode_ok_for_mov_fmt_p): New function.
890 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
891 (mips_secondary_reload_class): Tweak formatting and comments.
892 Use reg_class_subset_p instead of direct comparisons with
893 classes. Only allow direct FPR<->FPR moves for modes that
894 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
895 for 4- and 8-byte types. Handle reloads in which X is an FPR.
896 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
897 (*movdi_64bit): Likewise.
898 (*movsi_internal): Likewise.
899 (*movhi_internal): Likewise.
900 (*movqi_internal): Likewise.
902 2007-09-30 Diego Novillo <dnovillo@google.com>
905 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
908 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
910 PR tree-optimization/33597
911 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
912 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
914 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
916 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
917 instead of variants of (!reload_in_progress && !reload_completed).
918 (x86_expand_vector_move): Ditto.
920 2007-09-28 Ollie Wild <aaw@google.com>
923 2007-09-27 Ollie Wild <aaw@google.com>
925 * varasm.c (compare_constant): Removed call to
926 lang_hooks.expand_constant.
927 (copy_constants): Removed call to lang_hooks.expand_constant.
928 (compute_reloc_for_constant): Removed call to
929 lang_hooks.expand_constant.
930 (output_addressed_constants): Removed call to
931 lang_hooks.expand_constant.
932 (constructor_static_from_elts_p): Removed call to
933 lang_hooks.expand_constant.
934 (output_constant): Removed calls to lang_hooks.expand_constant.
935 * langhooks.h (struct lang_hooks): Removed field expand_constant.
936 * langhooks-def.h (lhd_return_tree): Removed.
937 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
938 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
939 * langhooks.c (lhd_return_tree): Removed.
941 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
944 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
945 argument to gen_selb.
947 2007-09-28 Chao-ying Fu <fu@mips.com>
949 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
950 * doc/libgcc.texi (Fixed-point fractional library routines):
951 Fix typos for neg and cmp functions.
953 2007-09-28 Michael Matz <matz@suse.de>
955 PR rtl-optimization/33552
956 * function.c (match_asm_constraints_1): Check for overlap in
957 inputs and replace all occurences.
959 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
961 * config/mips/mips.c (override_options): Fix comment typo.
963 2007-09-28 Jie Zhang <jie.zhang@analog.com>
965 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
966 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
967 * config/bfin/t-bfin-linux (crti.o): Don't build.
969 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
970 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
972 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
974 2007-09-27 Ollie Wild <aaw@google.com>
976 * varasm.c (compare_constant): Removed call to
977 lang_hooks.expand_constant.
978 (copy_constants): Removed call to lang_hooks.expand_constant.
979 (compute_reloc_for_constant): Removed call to
980 lang_hooks.expand_constant.
981 (output_addressed_constants): Removed call to
982 lang_hooks.expand_constant.
983 (constructor_static_from_elts_p): Removed call to
984 lang_hooks.expand_constant.
985 (output_constant): Removed calls to lang_hooks.expand_constant.
986 * langhooks.h (struct lang_hooks): Removed field expand_constant.
987 * langhooks-def.h (lhd_return_tree): Removed.
988 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
989 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
990 * langhooks.c (lhd_return_tree): Removed.
992 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
995 * expr.c (emit_group_load_1): Split constant double when destination
996 length is half source length.
998 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
1000 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
1001 (mips_cpu_info): Add tune_flags.
1002 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
1003 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
1005 (override_options): Remove deprecation code. Use branch-likely
1006 instructions for optimize_size or if the tuning flags do not
1007 suggest otherwise. Tweak warning.
1008 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
1010 2007-09-27 Matthias Klose <doko@ubuntu.com>
1012 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
1013 multilib osdirname if it exists.
1014 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
1016 2007-09-27 Ian Lance Taylor <iant@google.com>
1018 PR tree-optimization/33565
1019 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
1020 assignments of comparisons.
1021 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
1022 parameter. Change caller. Defer overflow warnings around call to
1024 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
1025 TREE_NO_WARNING is set on the statement.
1026 * tree-ssa-forwprop.c
1027 (tree_ssa_forward_propagate_single_use_vars): Don't test
1028 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
1029 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1031 2007-09-27 Joseph Myers <joseph@codesourcery.com>
1033 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
1034 reduce offset by units of 0x10000 for SPE vector modes or modes
1035 used with E500 double instructions.
1037 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
1039 * simplify-rtx.c (comparison_result): New.
1040 (simplify_const_relational_operation): Use it instead of the five
1041 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
1042 Improve bounds-checking optimizations; remove subsumed POPCOUNT
1043 optimizations. Extract nonzero_address_p optimizations into a
1044 separate "if" together with optimizations where op1 is const0_rtx.
1045 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
1046 floating-point arguments too when appropriate. Hoist test for ABS
1047 outside the final switch statement.
1048 * cse.c (fold_rtx): Don't look for an IOR equivalent of
1049 folded_arg0 if we found a constant equivalent. Remove
1050 transformations done in simplify-rtx.c for "op0 RELOP op0".
1052 2007-09-27 Jakub Jelinek <jakub@redhat.com>
1054 * builtins.c (expand_builtin, expand_builtin_object_size,
1055 expand_builtin_memory_chk, maybe_emit_chk_warning,
1056 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
1058 * expr.c (expand_expr_real_1): Likewise.
1059 * langhooks-def.h (struct diagnostic_info): Add forward decl.
1060 (lhd_print_error_function): Add third argument.
1061 * langhooks.h (struct diagnostic_info): Add forward decl.
1062 (struct lang_hooks): Add third argument to print_error_function.
1063 * diagnostic.h (diagnostic_info): Add abstract_origin field.
1064 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
1066 (diagnostic_report_current_function): Likewise.
1067 * toplev.c (announce_function): Pass NULL as second argument to
1068 diagnostic_set_last_function.
1069 * diagnostic.c (diagnostic_report_current_function): Add second
1070 argument, pass it as third argument to lang_hooks.print_error_function.
1071 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
1072 to diagnostic_report_current_function.
1073 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
1074 and message.abstract_origin.
1075 (verbatim): Initialize abstract_origin.
1076 * pretty-print.h (text_info): Add abstract_origin field.
1077 * pretty-print.c (pp_base_format): Handle %K.
1078 * langhooks.c (lhd_print_error_function): Add third argument. If
1079 diagnostic->abstract_origin, print virtual backtrace.
1080 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1081 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
1082 (init_dynamic_diag_info): Likewise.
1084 2007-09-26 David Daney <ddaney@avtrex.com>
1087 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
1088 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
1089 sync_old_nand<mode>, sync_new_nand<mode>,
1090 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
1091 Update length attributes.
1092 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
1093 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
1095 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
1096 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
1097 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
1100 2007-09-26 Richard Guenther <rguenther@suse.de>
1102 PR tree-optimization/33563
1103 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
1104 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
1106 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
1107 get_use_of_stmt_lhs.
1109 2007-09-26 Joseph Myers <joseph@codesourcery.com>
1112 * c-common.c (complete_array_type): Diagnose too-large arrays and
1113 set type to error_mark_node.
1115 2007-09-26 Richard Guenther <rguenther@suse.de>
1117 PR tree-optimization/30375
1118 PR tree-optimization/33560
1119 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
1123 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
1125 * tree-ssa-dse.c (aggregate_vardecl_d): New.
1126 (dse_global_data): Add aggregate_vardecl field.
1127 (dse_possible_dead_store_p): New.
1128 Add prev_defvar variable.
1129 Allow immediate uses and previous immediate uses to differ
1130 if they are setting different parts of the whole.
1131 (get_aggregate_vardecl): New.
1132 (dse_record_partial_aggregate_store): New.
1133 (dse_whole_aggregate_clobbered_p): New.
1134 (dse_partial_kill_p): New.
1135 Call dse_maybe_record_aggregate_store().
1136 When checking whether a STMT and its USE_STMT refer to the
1137 same memory address, check also for partial kills that clobber
1139 Move some variable definitions to the block where they are used.
1140 (aggregate_vardecl_hash): New.
1141 (aggregate_vardecl_eq): New.
1142 (aggregate_vardecl_free): New.
1143 (aggregate_whole_store_p): New.
1144 (tree_ssa_dse): Initialize and free aggregate_vardecl.
1145 Mark which aggregate stores we care about.
1147 2007-09-25 DJ Delorie <dj@redhat.com>
1150 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
1153 2007-09-25 Michael Meissner <michael.meissner@amd.com>
1156 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
1157 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
1158 for vector int32 -> int64 conversions. Don't write beyond the end
1159 of the allocated vector for int32 -> int64 conversions.
1161 2007-09-25 Revital Eres <eres@il.ibm.com>
1163 * config/rs6000/paired.h (paired_sel): New.
1164 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
1165 (rs6000_expand_ternop_builtin): Pass zero const_double operand
1166 when expanding selv2sf.
1167 * config/rs6000/rs6000.h (rs6000_builtins): Add
1168 PAIRED_BUILTIN_SELV2SF4.
1170 2007-09-25 Joseph Myers <joseph@codesourcery.com>
1173 * c-typeck.c (default_conversion): Call require_complete_type
1174 before perform_integral_promotions.
1175 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
1176 (build_c_cast): Call require_complete_type except for casts to
1178 (convert_for_assignment): Call require_complete_type.
1180 2007-09-25 Revital Eres <eres@il.ibm.com>
1182 * config/spu/spu.md: Fix doloop pattern.
1184 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
1186 * config/bfin/bfin.c (expand_prologue_reg_save,
1187 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
1189 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1190 ... from here. New argument ALL; callers changed.
1191 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
1192 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
1193 have the "saveall" attribute.
1195 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
1197 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
1199 (INCOMING_REGNO, OUTGOING_REGNO): Define.
1200 * config/mmix/mmix.c (mmix_opposite_regno): New function.
1201 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
1203 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
1204 with REG_P tests before REGNO access.
1206 2007-09-24 DJ Delorie <dj@redhat.com>
1209 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
1211 (movqicc_<code>_<mode>): Likewise.
1212 (movhicc_<code>_<mode>): Likewise.
1214 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
1217 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
1218 register for reload.
1220 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
1223 * config/i386/i386.c (ix86_comp_type_attributes): Check
1226 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1228 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
1229 "move.l %a4,%a4" to produce nops.
1230 * config/m68k/m68k.c (override_options): Reset align options,
1231 if neccessary align macro isn't avaible.
1233 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1235 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
1237 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1239 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
1241 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
1242 reload is completed.
1243 (peephole pattern): Convert most of them to RTL peephole pattern.
1245 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1247 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
1248 (moved from fp compare patterns).
1249 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
1250 Cleanup predicates to relieve reload.
1251 (conditional_trap): Reject conditional trap with fp condition.
1252 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
1253 certain constants early.
1255 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1257 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
1259 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1261 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
1262 Allow --with-tune=cell and --with-cpu=cell.
1264 2007-09-24 David Edelsohn <edelsohn@gnu.org>
1266 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
1267 * config/rs6000/rs6000.opt (swdiv): Change option to ...
1269 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
1271 (TARGET_BUILTIN_RECIPROCAL): Use it.
1272 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
1273 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
1274 (rs6000_emit_swrsqrtsf): New.
1275 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
1277 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
1278 (divsf3): Remove swdiv support.
1281 (rsqrt_internal1): New.
1282 (divdf3): Remove swdiv support.
1285 2007-09-24 Jakub Jelinek <jakub@redhat.com>
1288 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
1290 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
1291 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
1292 * tree.c (type_hash_eq): For FUNCTION_TYPE use
1293 lang_hooks.type.type_hash_eq in addition to generic tests.
1295 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
1296 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
1298 * tree-inline.h (eni_weights): Add field target_builtin_cost to
1299 reflect the cost per call to a target specific builtin.
1300 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
1301 call to a target specific builtin, then use target_builtin_call_cost.
1302 (init_inline_once): Initialize target_builtin_call_cost field.
1304 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
1307 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
1310 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
1312 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1313 * configure: Regenerated.
1315 2007-09-23 Ollie Wild <aaw@google.com>
1317 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
1319 (get_pointer_modulus_and_residue): New function.
1321 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1323 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
1324 combine an SC return value into a single register.
1326 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1328 * opth-gen.awk (target_flags_explicit): Declare.
1329 * toplev.h (target_flags_explicit): Delete declaration.
1330 * toplev.c (target_flags): Likewise.
1331 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
1332 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
1333 Never return true for TARGET_MIPS16.
1334 * config/mips/mips.c (mips_llsc): Delete.
1335 (mips_handle_option): Remove -mllsc handling.
1336 (mips_strip_unspec_address): Tweak comment.
1337 * config/mips/mips.opt (mllsc): Use a target mask.
1339 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1341 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
1342 word_mode as well as Pmode.
1344 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1346 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
1347 parameters from word_mode to the subword type if such a truncation
1350 2007-09-23 Jakub Jelinek <jakub@redhat.com>
1352 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
1353 * configure: Regenerated.
1355 2007-09-23 Jan Hubicka <jh@suse.cz>
1357 * params.def (INLINE_CALL_COST): Set to 12.
1358 * invoke.texi (inline-call-cost): Update default value.
1360 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
1362 * config/alpha/alpha.md (movti): Use operand_subword for the split.
1364 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
1365 Revital Eres <eres@il.ibm.com>
1367 * modulo-sched.c (doloop_register_get): Rewrite the loop which
1368 checks whether the count_reg is found outside the control part.
1370 2007-09-23 Jakub Jelinek <jakub@redhat.com>
1372 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
1373 instead of checking CALL_EXPR_FN directly to test for builtins.
1374 If error or warning attributes are present, print
1375 error resp. warning.
1376 * c-common.c (handle_error_attribute): New function.
1377 (c_common_attribute_table): Add error and warning
1379 * doc/extend.texi: Document error and warning attributes.
1381 * tree.h (block_nonartificial_location): New prototype.
1382 * tree.c (block_nonartificial_location): New function.
1383 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
1384 if artificial attribute is present on abstract inline decl.
1385 * c-common.c (handle_artificial_attribute): New function.
1386 (c_common_attribute_table): Add artificial attribute.
1387 * final.c (override_filename, override_linenum): New variables.
1388 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
1389 and override_linenum if inside of a block inlined from
1390 __attribute__((__artificial__)) function.
1391 (notice_source_line): Honor override_filename and override_linenum.
1392 * doc/extend.texi: Document __attribute__((__artificial__)).
1393 * config/i386/emmintrin.h: Add __artificial__ attribute to
1394 all __always_inline__ functions.
1395 * config/i386/mmintrin.h: Likewise.
1396 * config/i386/tmmintrin.h: Likewise.
1397 * config/i386/mm3dnow.h: Likewise.
1398 * config/i386/pmmintrin.h: Likewise.
1399 * config/i386/ammintrin.h: Likewise.
1400 * config/i386/xmmintrin.h: Likewise.
1401 * config/i386/smmintrin.h: Likewise.
1402 * config/i386/bmmintrin.h: Likewise.
1403 * config/i386/mmintrin-common.h: Likewise.
1406 * expr.c (expand_constructor): New function.
1407 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
1408 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
1411 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1413 * config/mips/mips.c (dump_constants_1): Generalize to include
1414 fractional and accumulator modes.
1416 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1418 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
1419 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
1421 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
1422 TARGET_HARD_FLOAT when testing whether -mpaired-single is
1424 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
1426 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
1428 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
1429 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
1431 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
1432 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
1433 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
1435 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
1437 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
1438 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
1439 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
1441 2007-09-22 Jason Merrill <jason@redhat.com>
1444 * attribs.c (lookup_attribute_spec): Split out...
1445 (decl_attributes): From here.
1446 * tree.h: Declare it.
1448 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
1450 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
1452 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
1454 * tree-inline.c (remap_type_1): Correctly chain variants.
1456 2007-09-22 Richard Guenther <rguenther@suse.de>
1458 PR tree-optimization/33146
1459 * fold-const.c (fold_binary): Use the original tree
1461 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
1462 also changes "sign".
1464 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
1467 * except.c (finish_eh_generation): Call commit_edge_insertions if
1468 there are insns queued on the entry edge.
1469 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
1472 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
1474 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
1476 2007-09-19 Michael Meissner <michael.meissner@amd.com>
1478 * gcc/config/i386/i386.c: Delete trailing whitespace.
1479 * gcc/config/i386/i386.h: Ditto.
1480 * gcc/config/i386/bmmintrin.h: Ditto.
1481 * gcc/config/i386/sync.md: Ditto.
1482 * gcc/config/i386/ppro.md: Ditto.
1483 * gcc/config/i386/mmx.md: Ditto.
1484 * gcc/config/i386/constraints.md: Ditto.
1485 * gcc/config/i386/sse.md: Ditto.
1486 * gcc/config/i386/athlon.md: Ditto.
1487 * gcc/config/i386/i386.md: Ditto.
1489 2007-09-21 Richard Guenther <rguenther@suse.de>
1491 PR tree-optimization/33508
1492 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
1493 quadratic loop by keeping a bitmap of variables we have
1494 to clobber all subvariables for.
1495 (set_initial_properties): Likewise.
1497 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
1499 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
1501 2007-09-20 Nigel Stephens <nigel@mips.com>
1502 Chao-ying Fu <fu@mips.com>
1504 * c-decl.c (finish_declspecs): When _Sat is used without
1505 _Fract or _Accum, set the default type to cts_fract.
1506 This avoids a warning of "type defaults to int".
1508 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1510 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
1511 bit-fields wider than one bit.
1513 2007-09-20 Jakub Jelinek <jakub@redhat.com>
1516 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
1518 * dbxout.c (dbxout_type): Likewise.
1522 * gimplify.c (gimplify_vla_decl): New function.
1523 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
1525 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
1527 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1529 * doc/invoke.texi (-minterlink-mips16): Document.
1530 * config/mips/mips.opt (minterlink-mips16): New option.
1531 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
1534 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1536 * doc/extend.texi (Attribute Syntax): Remove old speculative
1539 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
1541 * combine.c: Include cgraph.h.
1542 (setup_incoming_promotions): Rework to allow more aggressive
1543 elimination of sign extensions when all call sites of the
1544 current function are known to lie within the current unit.
1546 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1548 * dse.c (find_shift_sequence): No-op rework of control flow.
1550 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
1552 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
1553 GPR for DCmode on 64-bit targets. Remove redundant fallback.
1555 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1557 * cfgexpand.c (dump_stack_var_partition): Use the correct
1558 index for the offset.
1560 2007-09-19 Joseph Myers <joseph@codesourcery.com>
1562 * config/mips/sde.h: Switch to GPLv3.
1564 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
1566 * tree-sra.c (decide_block_copy): Decide if there are groups.
1568 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
1570 * config/m68k/m68k.c (output_move_himode): Remove jump table
1572 config/m68k/m68k.md (lea): Likewise.
1573 * config/m68k/m68k.c (print_operand_address): Use simple pc
1574 relative addressing.
1576 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
1578 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
1579 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
1581 (asm_insn_count): Pass template as second argument to it.
1582 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1583 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1584 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1585 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1586 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1587 (sh_insn_length_adjustment): Pass template as second argument to it.
1588 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
1590 * config/bfin/bfin.md (define_asm_attributes): New.
1592 2007-09-19 Jie Zhang <jie.zhang@analog.com>
1594 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
1596 * config/bfin/print-sysroot-suffix.sh: New.
1597 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
1598 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1599 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1600 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
1601 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1602 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1603 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
1604 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1605 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1606 (linux-sysroot-suffix.h): New target.
1607 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
1608 (mspecld-anomaly): Likewise.
1609 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
1610 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
1611 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
1612 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
1613 (bfin_si_revision): Declare.
1614 (bfin_workarounds): Declare.
1615 (WA_SPECULATIVE_LOADS): Define.
1616 (ENABLE_WA_SPECULATIVE_LOADS): Define.
1617 (WA_SPECULATIVE_SYNCS): Define.
1618 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
1619 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
1620 (LIB_SPEC): Add %s to the linker scripts.
1621 Use proper linker script for bf522, bf525, bf527,
1622 bf538, bf539, bf542, bf544, bf548, and bf549.
1623 * config/bfin/bfin.c (bfin_si_revision): Define.
1624 (bfin_workarounds): Define.
1625 (struct bfin_cpu): New.
1627 (bfin_handle_option): Handle silicon revision part of -mcpu option.
1628 (override_options): Set bfin_workarounds.
1629 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
1630 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
1631 ENABLE_WA_SPECULATIVE_LOADS.
1632 (bfin_reorg): Likewise.
1633 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1634 macros for bf522, bf525, bf527, bf538, bf539,
1635 bf542, bf544, bf548, and bf549.
1636 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
1637 Don't define __ID_SHARED_LIB__ when -msep-data.
1638 (TARGET_DEFAULT): Define as 0.
1639 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
1640 * doc/invoke.texi (Blackfin Options): Document silicon
1641 revision part of -mcpu option and it now accepts bf522, bf525,
1642 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
1644 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1646 * alias.c (memory_modified_1): Deconstify.
1647 (memory_modified_in_insn_p): Don't use const_note_stores.
1648 * rtl.h (const_note_stores): Delete.
1649 * rtlanal.c (const_note_stores): Likewise.
1651 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1653 * dse.c (find_shift_sequence): Temporarily revert to forbidding
1656 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1660 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
1661 (addsi_small_int): Likewise.
1662 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
1663 (one_cmplsi2): Likewise.
1665 (enter_func): Expand insn using hard_frame_pointer_rtx and
1668 * config/fr30/fr30.c (fr30_expand_prologue): Check for
1669 hard_frame_pointer_rtx instead of using REGNO() check.
1670 Properly sign extend GEN_INT() argument.
1672 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1674 * config/m68k/m68k.c (override_options): Remove USE_GAS,
1676 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
1677 alternatives with just jcc.
1678 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
1679 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
1680 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
1681 dbge_hi, dbge_si): Likewise.
1683 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1685 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
1686 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
1687 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
1688 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
1689 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
1691 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1693 * config/m68k/m68k-devices.def (51qe): New device.
1694 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
1695 to all uses of FL_FOR_isa_c for compatibility.
1696 (all_microarchs): Add cfv1 microarchitecture.
1697 (m68k_handle_option): Handle m51qe option.
1698 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
1699 (TUNE_CFV1): New macro.
1700 (enum uarch_type): Add ucfv1.
1701 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
1703 2007-09-18 Richard Guenther <rguenther@suse.de>
1705 PR tree-optimization/31863
1706 * tree-ssa-structalias.c (create_variable_info_for): Always
1707 free the fieldstack.
1709 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
1711 * opts.c (decode_options): Enable vectorization under -O3.
1713 2007-09-18 Richard Guenther <rguenther@suse.de>
1715 PR tree-optimization/33340
1716 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
1717 SSA_NAMEs that occur in abnormal PHI nodes.
1719 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1721 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
1722 Don't use const_get_call_expr_in.
1723 * tree-gimple.c (const_get_call_expr_in): Delete.
1724 * tree-gimple.h (const_get_call_expr_in): Likewise.
1726 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1728 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
1729 not yet have a basic block.
1730 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
1732 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1734 * config/mips/mips.c (mips_file_start): Add ".previous" directives
1735 to both ".section"s.
1737 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1739 * config/mips/mips.c (mips_output_mi_thunk): Use
1740 mips_function_ok_for_sibcall and const_call_insn_operand
1741 to determine if a direct sibcall is allowed. Use
1742 mips_classify_symbol to determine a global pointer is needed.
1744 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1746 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
1748 2007-09-17 Chao-ying Fu <fu@mips.com>
1749 Nigel Stephens <nigel@mips.com>
1751 * config/fixed-bit.h: New file.
1752 * config/fixed-bit.c: New file.
1753 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
1755 2007-09-18 Jakub Jelinek <jakub@redhat.com>
1757 * c-format.h (format_kind_info): Add alloc_char field.
1758 * c-format.c (scanf_flag_specs): Add 'm'.
1759 (scanf_flag_pairs): Add 'a', 'm' pair.
1760 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
1761 (format_types_orig): Add alloc_char fields.
1762 (check_format_info_main): Rename aflag to alloc_flag.
1763 Handle fki->alloc_char. modifier after width and before length
1764 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
1765 length modifiers as well.
1766 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
1769 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
1770 returned by build_call_expr.
1772 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1774 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
1775 NULL for variable-sized records too.
1776 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
1778 2007-09-17 Tom Tromey <tromey@redhat.com>
1780 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
1781 (c_builtin_function): Likewise.
1782 (grokdeclarator): Likewise.
1784 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
1786 PR rtl-optimization/26449
1787 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
1788 (seq_insns_valid_p): Removed.
1790 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1792 * tree-nomudflap.c (gate_mudflap): New static function.
1793 (pass_mudflap_1): Use it as gate function.
1794 (pass_mudflap_2): Likewise.
1796 2007-09-17 Jan Hubicka <jh@suse.cz>
1800 * loop-invariant.c (move_invariant_reg): Unshare sequence.
1802 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
1804 PR tree-optimization/33319
1805 * tree-vect-analyze.c (vect_same_range_drs): New.
1806 (vect_vfa_range_equal): New.
1807 (vect_is_duplicate_ddr): Removed.
1808 (vect_mark_for_runtime_alias_test): Do not perform marking when
1809 optimizing for size or max_param for alias checking is zero.
1810 Move the function before vect_analyze_data_ref_dependence.
1811 (vect_analyze_data_ref_dependence): Add call to
1812 vect_mark_for_runtime_alias_test in two cases when dependence
1814 (vect_analyze_data_ref_dependences): Do not call to
1815 vect_mark_for_runtime_alias_test.
1816 (vect_prune_runtime_alias_test_list): New.
1817 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
1818 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1819 Update vec_outside_cost.
1820 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
1821 (vect_create_cond_for_alias_checks): Build the base address of data
1822 reference from DR_GROUP_FIRST_DR.
1823 (vect_loop_versioning): New.
1824 (vect_transform_loop): Add a call to vect_loop_versioning.
1825 Remove factored out code.
1827 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1830 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
1833 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1835 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
1836 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
1837 Fix the call to insn_rtx_cost. Skip access sizes that require a
1838 real truncation of the store register. Use convert_move instead
1839 of gen_lowpart when narrowing the result.
1840 (replace_read): Use convert_move instead of gen_lowpart when
1841 narrowing the store rhs.
1843 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1845 * config/mips/mips.md (SHORT): Fix long line.
1846 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
1847 to QImode and HImode.
1849 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1851 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
1853 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
1855 * tree-parloops.c: New file.
1856 * tree-ssa-operands.h (free_stmt_operands): Declare.
1857 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
1859 * tree-pass.h (pass_parallelize_loops): Declare.
1860 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
1862 (build_omp_regions_1): Allow analysing just a single OMP region and
1864 ( build_omp_regions_root, omp_expand_local): New functions.
1865 (build_omp_regions): Add argument to build_omp_regions_1 call.
1866 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
1867 autoparallelization is run.
1868 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
1869 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
1870 pass_parallelize_loops): New.
1871 * common.opt (ftree-parallelize-loops): New.
1872 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
1873 parallelize_loops): Declare.
1874 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
1875 * Makefile.in (tree-parloops.o): Added.
1876 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
1878 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
1879 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
1880 one extra edge as well.
1881 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
1882 Use VEC_free to free doms vector.
1883 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
1884 operands. Recompute operand caches in the new function.
1885 (move_sese_region_to_fn): Update loop info.
1886 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
1887 * tree-ssa-operands.c (free_stmt_operands): New function.
1889 * doc/passes.texi: Document autoparallelization.
1890 * doc/invoke.texi (-ftree-parallelize-loops): New option.
1892 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1895 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
1898 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
1900 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
1901 the VEC is not NULL.
1902 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
1903 get_vectype_for_scalar_type succeeded.
1904 (vectorizable_conversion): Likewise.
1906 2007-09-14 Jan Hubicka <jh@suse.cz>
1908 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
1911 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
1914 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
1915 register when operands[2] equals operands[1].
1916 (remainderxf3): Ditto.
1918 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
1919 Nigel Stephens <nigel@mips.com>
1921 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
1922 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
1923 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
1925 (_Unwind_ForcedUnwind): Likewise.
1926 (_Unwind_Resume): Likewise.
1927 (_Unwind_Resume_or_Rethrow): Likewise.
1928 (_Unwind_Backtrace): Likewise.
1929 (_Unwind_SjLj_RaiseException): Likewise.
1930 (_Unwind_SjLj_ForcedUnwind): Likewise.
1931 (_Unwind_SjLj_Resume): Likewise.
1932 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
1933 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
1935 (_Unwind_ForcedUnwind): Likewise.
1936 (_Unwind_Resume): Likewise.
1937 (_Unwind_Resume_or_Rethrow): Likewise.
1938 (_Unwind_Backtrace): Likewise.
1939 * unwind-compat.c (_Unwind_Backtrace): Likewise.
1940 (_Unwind_ForcedUnwind): Likewise.
1941 (_Unwind_RaiseException): Likewise.
1942 (_Unwind_Resume): Likewise.
1943 (_Unwind_Resume_or_Rethrow): Likewise.
1945 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
1946 nomips16 mode when IN_LIBGCC2 with hard float.
1948 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
1950 * config/mips/sdemtk.opt: Update to GPLv3.
1951 * config/mips/sdemtk.h: Likewise.
1953 2007-09-14 Nigel Stephens <nigel@mips.com>
1955 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
1956 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
1957 for mipsisa32-*-linux*.
1959 2007-09-14 Nigel Stephens <nigel@mips.com>
1960 David Ung <davidu@mips.com>
1961 Thiemo Seufer <ths@mips.com>
1962 Richard Sandiford <richard@codesourcery.com>
1964 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
1965 * configure.ac: Add a mipssde threading type.
1966 * configure: Regenerate.
1967 * config/mips/sdemtk.h: New file.
1968 * config/mips/t-sdemtk: Likewise.
1969 * config/mips/sdemtk.opt: Likewise.
1970 * gthr-mipssde.h: Likewise.
1971 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
1972 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
1973 (MIPS_ICACHE_SYNC): New macro, split from ...
1974 * config/mips/mips.md (clear_cache): ...here.
1975 * config/mips/mips.c (mips_save_reg_p): Check
1976 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
1977 (build_mips16_function_stub): Use targetm.strip_name_encoding.
1978 (build_mips16_call_stub): Likewise.
1980 2007-09-14 Richard Sandiford <richard@codesourcery.com>
1982 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
1984 2007-09-14 Jakub Jelinek <jakub@redhat.com>
1987 * config/ia64/ia64.c (find_gr_spill): Don't decrement
1988 current_frame_info.n_local_regs. Don't return emitted local
1990 (ia64_compute_frame_size): Improve unwind hack to put
1991 RP, PFS, FP in that order by allowing some of the registers
1992 been already emitted, as long as they are emitted to the
1995 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1997 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
1998 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
1999 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
2001 2007-09-13 Eric Christopher <echristo@apple.com>
2002 Kenneth Zadeck <zadeck@naturalbridge.com>
2004 * dse.c (find_shift_sequence): New function.
2005 (replace_read): Add case to remove read if it requires shift.
2006 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
2008 2007-09-13 Tom Tromey <tromey@redhat.com>
2010 * c-common.c (fname_as_string): Update.
2011 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
2012 (c_lex_one_token): Update. Add 'parser' argument.
2013 (c_parser_simple_asm_expr): Update.
2014 (c_parser_attributes): Update.
2015 (c_parser_asm_statement): Update.
2016 (c_parser_asm_operands): Update.
2017 (c_parser_peek_token): Update.
2018 (c_parser_peek_2nd_token): Update.
2019 * c-lex.c (c_lex_string_translate): Remove.
2020 (c_lex_return_raw_strings): Likewise.
2021 (c_lex_with_flags): Added 'lex_flags' argument.
2022 (lex_string): Added 'translate' argument.
2023 * c-pragma.h (c_lex_with_flags): Update.
2024 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
2025 (C_LEX_STRING_NO_TRANSLATE): New define.
2026 (C_LEX_RAW_STRINGS): Likewise.
2028 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
2031 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
2032 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
2033 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
2034 (bfin_init_builtins): Initialize __builtin_bfin_ones,
2035 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
2036 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
2037 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
2038 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
2039 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
2040 (bdesc_1arg): Add __builtin_bfin_ones.
2041 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
2042 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
2043 and __builtin_bfin_csqu_fr16.
2044 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
2045 (ones): New define_insn.
2046 (ssaddhi3_parts): New define_insn.
2047 (sssubhi3_parts): New define_insn.
2048 (flag_mulhi_parts): New define_insn.
2050 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
2052 * common.opt (femit-class-debug-always): Turn off by default.
2054 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
2056 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
2057 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
2059 2007-09-13 James E. Wilson <wilson@specifix.com>
2061 PR tree-optimization/33389
2062 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
2063 then set build_loads before returning.
2065 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
2066 David Ung <davidu@mips.com>
2068 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
2069 {d}addiu and a negative immediate such that it works with MIPS16
2072 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
2075 * configure.ac (ld_vers): Support Linux linker.
2076 * configure: Regenerated.
2078 2007-09-13 Richard Sandiford <richard@codesourcery.com>
2079 Sandra Loosemore <sandra@codesourcery.com>
2081 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
2082 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
2083 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
2084 nomips16 into decl attributes.
2085 (TARGET_INSERT_ATTRIBUTES): Override.
2086 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
2087 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
2088 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
2089 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
2090 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
2091 (mips_use_mips16_mode_p): Reimplement as a function that takes
2092 a decl and considers only decl attributes. If the decl is nested
2093 function, use its parent attributes.
2094 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
2095 instead of SYMBOL_REF_MIPS16_FUNC_P.
2096 (mips_set_mips16_mode): Move call to sorry here from old
2097 mips_use_mips16_mode_p.
2098 (mflip_mips16_entry): New structure.
2099 (mflip_mips16_htab): New variable.
2100 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
2101 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
2102 (mips_merge_decl_attributes): New function.
2103 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
2104 Use mips_use_mips16_mode_p.
2105 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
2106 SYMBOL_REF_MIPS16_FUNC_P.
2107 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
2109 2007-09-13 Richard Sandiford <richard@codesourcery.com>
2111 * c-parser.c (c_parser_struct_declaration): Check for a null return.
2113 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2116 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
2118 2007-09-12 Michael Meissner <michael.meissner@amd.com>
2119 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2120 Tony Linthicum <tony.linthicum@amd.com>
2122 * tree.h (function_args_iterator): New type to iterate over
2124 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
2125 function arguments providing a pointer to the argument.
2126 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
2127 function arguments providing the argument.
2128 (function_args_iter_init): Inline function to initialize
2129 function_args_iterator.
2130 (function_args_iter_cond_ptr): Inline function to return the next
2131 pointer to hold the argument.
2132 (function_args_iter_cond): Inline function to return the next
2134 (function_args_iter_cond_next): Advance the function args
2136 (stdarg_p): New function, return true if variable argument
2138 (prototype_p): New function, return true if function is
2140 (function_args_count): New function, count the number of arguments
2143 * tree.c (stdarg_p): New function, return true if variable
2145 (prototype_p): New function, return true if function is
2148 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
2149 (TARGET_ROUND): New macro for the round/ptest instructions which
2150 are shared between SSE4.1 and SSE5.
2151 (OPTION_MASK_ISA_ROUND): Ditto.
2152 (OPTION_ISA_ROUND): Ditto.
2153 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
2154 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
2156 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
2157 (-mfused-madd): New switch to give users control over whether the
2158 compiler optimizes to use the multiply/add SSE5 instructions.
2160 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
2161 m_ATHLON_K8_AMDFAM10, and change all uses.
2162 (enum pta_flags): Add PTA_SSE5.
2163 (ix86_handle_option): Turn off 3dnow if -msse5.
2164 (override_options): Add SSE5 support.
2165 (print_operand): %Y prints comparison codes for SSE5 com/pcom
2167 (ix86_expand_sse_movcc): Add SSE5 support.
2168 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
2169 vector type to the next largest size.
2170 (ix86_expand_sse5_pack): New function to use pperm to pack a
2171 vector type to the next smallest size.
2172 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
2173 (IX86_BUILTIN_FMADDSD): Ditto.
2174 (IX86_BUILTIN_FMADDPS): Ditto.
2175 (IX86_BUILTIN_FMADDPD): Ditto.
2176 (IX86_BUILTIN_FMSUBSS): Ditto.
2177 (IX86_BUILTIN_FMSUBSD): Ditto.
2178 (IX86_BUILTIN_FMSUBPS): Ditto.
2179 (IX86_BUILTIN_FMSUBPD): Ditto.
2180 (IX86_BUILTIN_FNMADDSS): Ditto.
2181 (IX86_BUILTIN_FNMADDSD): Ditto.
2182 (IX86_BUILTIN_FNMADDPS): Ditto.
2183 (IX86_BUILTIN_FNMADDPD): Ditto.
2184 (IX86_BUILTIN_FNMSUBSS): Ditto.
2185 (IX86_BUILTIN_FNMSUBSD): Ditto.
2186 (IX86_BUILTIN_FNMSUBPS): Ditto.
2187 (IX86_BUILTIN_FNMSUBPD): Ditto.
2188 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
2189 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
2190 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
2191 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
2192 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
2193 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
2194 (IX86_BUILTIN_PPERM): Ditto.
2195 (IX86_BUILTIN_PERMPS): Ditto.
2196 (IX86_BUILTIN_PERMPD): Ditto.
2197 (IX86_BUILTIN_PMACSSWW): Ditto.
2198 (IX86_BUILTIN_PMACSWW): Ditto.
2199 (IX86_BUILTIN_PMACSSWD): Ditto.
2200 (IX86_BUILTIN_PMACSWD): Ditto.
2201 (IX86_BUILTIN_PMACSSDD): Ditto.
2202 (IX86_BUILTIN_PMACSDD): Ditto.
2203 (IX86_BUILTIN_PMACSSDQL): Ditto.
2204 (IX86_BUILTIN_PMACSSDQH): Ditto.
2205 (IX86_BUILTIN_PMACSDQL): Ditto.
2206 (IX86_BUILTIN_PMACSDQH): Ditto.
2207 (IX86_BUILTIN_PMADCSSWD): Ditto.
2208 (IX86_BUILTIN_PMADCSWD): Ditto.
2209 (IX86_BUILTIN_PHADDBW): Ditto.
2210 (IX86_BUILTIN_PHADDBD): Ditto.
2211 (IX86_BUILTIN_PHADDBQ): Ditto.
2212 (IX86_BUILTIN_PHADDWD): Ditto.
2213 (IX86_BUILTIN_PHADDWQ): Ditto.
2214 (IX86_BUILTIN_PHADDDQ): Ditto.
2215 (IX86_BUILTIN_PHADDUBW): Ditto.
2216 (IX86_BUILTIN_PHADDUBD): Ditto.
2217 (IX86_BUILTIN_PHADDUBQ): Ditto.
2218 (IX86_BUILTIN_PHADDUWD): Ditto.
2219 (IX86_BUILTIN_PHADDUWQ): Ditto.
2220 (IX86_BUILTIN_PHADDUDQ): Ditto.
2221 (IX86_BUILTIN_PHSUBBW): Ditto.
2222 (IX86_BUILTIN_PHSUBWD): Ditto.
2223 (IX86_BUILTIN_PHSUBDQ): Ditto.
2224 (IX86_BUILTIN_PROTB): Ditto.
2225 (IX86_BUILTIN_PROTW): Ditto.
2226 (IX86_BUILTIN_PROTD): Ditto.
2227 (IX86_BUILTIN_PROTQ): Ditto.
2228 (IX86_BUILTIN_PROTB_IMM): Ditto.
2229 (IX86_BUILTIN_PROTW_IMM): Ditto.
2230 (IX86_BUILTIN_PROTD_IMM): Ditto.
2231 (IX86_BUILTIN_PROTQ_IMM): Ditto.
2232 (IX86_BUILTIN_PSHLB): Ditto.
2233 (IX86_BUILTIN_PSHLW): Ditto.
2234 (IX86_BUILTIN_PSHLD): Ditto.
2235 (IX86_BUILTIN_PSHLQ): Ditto.
2236 (IX86_BUILTIN_PSHAB): Ditto.
2237 (IX86_BUILTIN_PSHAW): Ditto.
2238 (IX86_BUILTIN_PSHAD): Ditto.
2239 (IX86_BUILTIN_PSHAQ): Ditto.
2240 (IX86_BUILTIN_FRCZSS): Ditto.
2241 (IX86_BUILTIN_FRCZSD): Ditto.
2242 (IX86_BUILTIN_FRCZPS): Ditto.
2243 (IX86_BUILTIN_FRCZPD): Ditto.
2244 (IX86_BUILTIN_CVTPH2PS): Ditto.
2245 (IX86_BUILTIN_CVTPS2PH): Ditto.
2246 (IX86_BUILTIN_COMEQSS): Ditto.
2247 (IX86_BUILTIN_COMNESS): Ditto.
2248 (IX86_BUILTIN_COMLTSS): Ditto.
2249 (IX86_BUILTIN_COMLESS): Ditto.
2250 (IX86_BUILTIN_COMGTSS): Ditto.
2251 (IX86_BUILTIN_COMGESS): Ditto.
2252 (IX86_BUILTIN_COMUEQSS): Ditto.
2253 (IX86_BUILTIN_COMUNESS): Ditto.
2254 (IX86_BUILTIN_COMULTSS): Ditto.
2255 (IX86_BUILTIN_COMULESS): Ditto.
2256 (IX86_BUILTIN_COMUGTSS): Ditto.
2257 (IX86_BUILTIN_COMUGESS): Ditto.
2258 (IX86_BUILTIN_COMORDSS): Ditto.
2259 (IX86_BUILTIN_COMUNORDSS): Ditto.
2260 (IX86_BUILTIN_COMFALSESS): Ditto.
2261 (IX86_BUILTIN_COMTRUESS): Ditto.
2262 (IX86_BUILTIN_COMEQSD): Ditto.
2263 (IX86_BUILTIN_COMNESD): Ditto.
2264 (IX86_BUILTIN_COMLTSD): Ditto.
2265 (IX86_BUILTIN_COMLESD): Ditto.
2266 (IX86_BUILTIN_COMGTSD): Ditto.
2267 (IX86_BUILTIN_COMGESD): Ditto.
2268 (IX86_BUILTIN_COMUEQSD): Ditto.
2269 (IX86_BUILTIN_COMUNESD): Ditto.
2270 (IX86_BUILTIN_COMULTSD): Ditto.
2271 (IX86_BUILTIN_COMULESD): Ditto.
2272 (IX86_BUILTIN_COMUGTSD): Ditto.
2273 (IX86_BUILTIN_COMUGESD): Ditto.
2274 (IX86_BUILTIN_COMORDSD): Ditto.
2275 (IX86_BUILTIN_COMUNORDSD): Ditto.
2276 (IX86_BUILTIN_COMFALSESD): Ditto.
2277 (IX86_BUILTIN_COMTRUESD): Ditto.
2278 (IX86_BUILTIN_COMEQPS): Ditto.
2279 (IX86_BUILTIN_COMNEPS): Ditto.
2280 (IX86_BUILTIN_COMLTPS): Ditto.
2281 (IX86_BUILTIN_COMLEPS): Ditto.
2282 (IX86_BUILTIN_COMGTPS): Ditto.
2283 (IX86_BUILTIN_COMGEPS): Ditto.
2284 (IX86_BUILTIN_COMUEQPS): Ditto.
2285 (IX86_BUILTIN_COMUNEPS): Ditto.
2286 (IX86_BUILTIN_COMULTPS): Ditto.
2287 (IX86_BUILTIN_COMULEPS): Ditto.
2288 (IX86_BUILTIN_COMUGTPS): Ditto.
2289 (IX86_BUILTIN_COMUGEPS): Ditto.
2290 (IX86_BUILTIN_COMORDPS): Ditto.
2291 (IX86_BUILTIN_COMUNORDPS): Ditto.
2292 (IX86_BUILTIN_COMFALSEPS): Ditto.
2293 (IX86_BUILTIN_COMTRUEPS): Ditto.
2294 (IX86_BUILTIN_COMEQPD): Ditto.
2295 (IX86_BUILTIN_COMNEPD): Ditto.
2296 (IX86_BUILTIN_COMLTPD): Ditto.
2297 (IX86_BUILTIN_COMLEPD): Ditto.
2298 (IX86_BUILTIN_COMGTPD): Ditto.
2299 (IX86_BUILTIN_COMGEPD): Ditto.
2300 (IX86_BUILTIN_COMUEQPD): Ditto.
2301 (IX86_BUILTIN_COMUNEPD): Ditto.
2302 (IX86_BUILTIN_COMULTPD): Ditto.
2303 (IX86_BUILTIN_COMULEPD): Ditto.
2304 (IX86_BUILTIN_COMUGTPD): Ditto.
2305 (IX86_BUILTIN_COMUGEPD): Ditto.
2306 (IX86_BUILTIN_COMORDPD): Ditto.
2307 (IX86_BUILTIN_COMUNORDPD): Ditto.
2308 (IX86_BUILTIN_COMFALSEPD): Ditto.
2309 (IX86_BUILTIN_COMTRUEPD): Ditto.
2310 (IX86_BUILTIN_PCOMEQUB): Ditto.
2311 (IX86_BUILTIN_PCOMNEUB): Ditto.
2312 (IX86_BUILTIN_PCOMLTUB): Ditto.
2313 (IX86_BUILTIN_PCOMLEUB): Ditto.
2314 (IX86_BUILTIN_PCOMGTUB): Ditto.
2315 (IX86_BUILTIN_PCOMGEUB): Ditto.
2316 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2317 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2318 (IX86_BUILTIN_PCOMEQUW): Ditto.
2319 (IX86_BUILTIN_PCOMNEUW): Ditto.
2320 (IX86_BUILTIN_PCOMLTUW): Ditto.
2321 (IX86_BUILTIN_PCOMLEUW): Ditto.
2322 (IX86_BUILTIN_PCOMGTUW): Ditto.
2323 (IX86_BUILTIN_PCOMGEUW): Ditto.
2324 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2325 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2326 (IX86_BUILTIN_PCOMEQUD): Ditto.
2327 (IX86_BUILTIN_PCOMNEUD): Ditto.
2328 (IX86_BUILTIN_PCOMLTUD): Ditto.
2329 (IX86_BUILTIN_PCOMLEUD): Ditto.
2330 (IX86_BUILTIN_PCOMGTUD): Ditto.
2331 (IX86_BUILTIN_PCOMGEUD): Ditto.
2332 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2333 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2334 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2335 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2336 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2337 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2338 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2339 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2340 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2341 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2342 (IX86_BUILTIN_PCOMEQB): Ditto.
2343 (IX86_BUILTIN_PCOMNEB): Ditto.
2344 (IX86_BUILTIN_PCOMLTB): Ditto.
2345 (IX86_BUILTIN_PCOMLEB): Ditto.
2346 (IX86_BUILTIN_PCOMGTB): Ditto.
2347 (IX86_BUILTIN_PCOMGEB): Ditto.
2348 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2349 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2350 (IX86_BUILTIN_PCOMEQW): Ditto.
2351 (IX86_BUILTIN_PCOMNEW): Ditto.
2352 (IX86_BUILTIN_PCOMLTW): Ditto.
2353 (IX86_BUILTIN_PCOMLEW): Ditto.
2354 (IX86_BUILTIN_PCOMGTW): Ditto.
2355 (IX86_BUILTIN_PCOMGEW): Ditto.
2356 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2357 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2358 (IX86_BUILTIN_PCOMEQD): Ditto.
2359 (IX86_BUILTIN_PCOMNED): Ditto.
2360 (IX86_BUILTIN_PCOMLTD): Ditto.
2361 (IX86_BUILTIN_PCOMLED): Ditto.
2362 (IX86_BUILTIN_PCOMGTD): Ditto.
2363 (IX86_BUILTIN_PCOMGED): Ditto.
2364 (IX86_BUILTIN_PCOMFALSED): Ditto.
2365 (IX86_BUILTIN_PCOMTRUED): Ditto.
2366 (IX86_BUILTIN_PCOMEQQ): Ditto.
2367 (IX86_BUILTIN_PCOMNEQ): Ditto.
2368 (IX86_BUILTIN_PCOMLTQ): Ditto.
2369 (IX86_BUILTIN_PCOMLEQ): Ditto.
2370 (IX86_BUILTIN_PCOMGTQ): Ditto.
2371 (IX86_BUILTIN_PCOMGEQ): Ditto.
2372 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2373 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2374 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
2375 OPTION_MASK_ISA_ROUND for instructions that are shared between
2377 (bdesc_2arg): Ditto.
2378 (bdesc_sse_3arg): Ditto.
2379 (enum multi_arg_type): New enum for describing the various SSE5
2380 intrinsic argument types.
2381 (bdesc_multi_arg): New table for SSE5 intrinsics.
2382 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2383 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2385 (ix86_expand_builtin): Add SSE5 intrinsic support.
2386 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2387 operand instructions.
2388 (ix86_expand_sse5_multiple_memory): New function to split the
2389 second memory reference from SSE5 instructions.
2390 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2391 (ix86_return_pops_args): Use stdarg_p to determine if the function
2392 has variable arguments.
2393 (ix86_setup_incoming_varargs): Ditto.
2394 (x86_this_parameter): Ditto.
2396 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2398 (ix86_expand_sse5_pack): Ditto.
2399 (ix86_sse5_valid_op_p): Ditto.
2400 (ix86_expand_sse5_multiple_memory): Ditto.
2402 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2403 constant for SSE5 support.
2404 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2405 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2406 (UNSPEC_SSE5_PERMUTE): Ditto.
2407 (UNSPEC_SSE5_ASHIFT): Ditto.
2408 (UNSPEC_SSE5_LSHIFT): Ditto.
2409 (UNSPEC_FRCZ): Ditto.
2410 (UNSPEC_CVTPH2PS): Ditto.
2411 (UNSPEC_CVTPS2PH): Ditto.
2412 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2414 (COM_FALSE_S): Ditto.
2415 (COM_FALSE_P): Ditto.
2416 (COM_TRUE_S): Ditto.
2417 (COM_TRUE_P): Ditto.
2418 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2419 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2421 (memory attribute): Ditto.
2422 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2423 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2424 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2425 (floor<mode>2): Ditto.
2426 (ceil<mode>2): Ditto.
2427 (btrunc<mode>2): Ditto.
2428 (nearbyintdf2): Ditto.
2429 (nearbyintsf2): Ditto.
2430 (sse_setccsf): Disable if SSE5.
2431 (sse_setccdf): Ditto.
2432 (sse5_setcc<mode>): New support for SSE5 conditional move.
2433 (sse5_pcmov_<mode>): Ditto.
2435 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2437 (SSEMODEF2P): Ditto.
2438 (ssemodesuffixf4): New mode attribute for SSE5.
2439 (ssemodesuffixf2s): Ditto.
2440 (ssemodesuffixf2c): Ditto.
2441 (sserotatemax): Ditto.
2442 (ssescalarmode): Ditto.
2443 (sse_maskcmpv4sf3): Disable if SSE5.
2444 (sse_maskcmpv2df3): Ditto.
2445 (sse_vmmaskcmpv4sf3): Ditto.
2446 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
2448 (sse5_vmfmadd<mode>4): Ditto.
2449 (sse5_fmsub<mode>4): Ditto.
2450 (sse5_vmfmsub<mode>4): Ditto.
2451 (sse5_fnmadd<mode>4): Ditto.
2452 (sse5_vmfnmadd<mode>4): Ditto.
2453 (sse5_fnmsub<mode>4): Ditto.
2454 (sse5_vmfnmsub<mode>4): Ditto.
2455 (sse5i_fmadd<mode>4): Ditto.
2456 (sse5i_fmsub<mode>4): Ditto.
2457 (sse5i_fnmadd<mode>4): Ditto.
2458 (sse5i_fnmsub<mode>4): Ditto.
2459 (sse5i_vmfmadd<mode>4): Ditto.
2460 (sse5i_vmfmsub<mode>4): Ditto.
2461 (sse5i_vmfnmadd<mode>4): Ditto.
2462 (sse5i_vmfnmsub<mode>4): Ditto.
2463 (mulv16qi3): Add SSE5 support.
2465 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2466 (sse2_mulv4si3): Disable if SSE5.
2467 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2468 (sse4_1_roundps): Ditto.
2469 (sse4_1_roundsd): Ditto.
2470 (sse4_1_roundss): Ditto.
2471 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2473 (sse_maskcmpsf3): Ditto.
2474 (sse_vmmaskcmpv4sf3): Ditto.
2475 (sse2_maskcmpv2df3): Ditto.
2476 (sse2_maskcmpdf3): Ditto.
2477 (sse2_vmmaskcmpv2df3): Ditto.
2478 (sse2_eq<mode>3): Ditto.
2479 (sse2_gt<mode>3): Ditto.
2480 (sse5_pcmov_<mode>): Add SSE5 support.
2481 (vec_unpacku_hi_v16qi): Ditto.
2482 (vec_unpacks_hi_v16qi): Ditto.
2483 (vec_unpacku_lo_v16qi): Ditto.
2484 (vec_unpacks_lo_v16qi): Ditto.
2485 (vec_unpacku_hi_v8hi): Ditto.
2486 (vec_unpacks_hi_v8hi): Ditto.
2487 (vec_unpacku_lo_v8hi): Ditto.
2488 (vec_unpacks_lo_v8hi): Ditto.
2489 (vec_unpacku_hi_v4si): Ditto.
2490 (vec_unpacks_hi_v4si): Ditto.
2491 (vec_unpacku_lo_v4si): Ditto.
2492 (vec_unpacks_lo_v4si): Ditto.
2493 (sse5_pmacsww): New SSE5 intrinsic insn.
2494 (sse5_pmacssww): Ditto.
2495 (sse5_pmacsdd): Ditto.
2496 (sse5_pmacssdd): Ditto.
2497 (sse5_pmacssdql): Ditto.
2498 (sse5_pmacssdqh): Ditto.
2499 (sse5_pmacsdqh): Ditto.
2500 (sse5_pmacsswd): Ditto.
2501 (sse5_pmacswd): Ditto.
2502 (sse5_pmadcsswd): Ditto.
2503 (sse5_pmadcswd): Ditto.
2504 (sse5_pcmov_<move>): Conditional move support on SSE5.
2505 (sse5_phaddbw): New SSE5 intrinsic insn.
2506 (sse5_phaddbd): Ditto.
2507 (sse5_phaddbq): Ditto.
2508 (sse5_phaddwd): Ditto.
2509 (sse5_phaddwq): Ditto.
2510 (sse5_phadddq): Ditto.
2511 (sse5_phaddubw): Ditto.
2512 (sse5_phaddubd): Ditto.
2513 (sse5_phaddubq): Ditto.
2514 (sse5_phadduwd): Ditto.
2515 (sse5_phadduwq): Ditto.
2516 (sse5_phaddudq): Ditto.
2517 (sse5_phsubbw): Ditto.
2518 (sse5_phsubwd): Ditto.
2519 (sse5_phsubdq): Ditto.
2520 (sse5_pperm): Ditto.
2521 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2522 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2523 (sse5_pperm_sign_v8hi_v4si): Ditto.
2524 (sse5_pperm_zero_v8hi_v4si): Ditto.
2525 (sse5_pperm_sign_v4si_v2di): Ditto.
2526 (sse5_pperm_sign_v4si_v2di): Ditto.
2527 (sse5_pperm_pack_v2di_v4si): Ditto.
2528 (sse5_pperm_pack_v4si_v8hi): Ditto.
2529 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2530 (sse5_perm<mode>): New SSE5 intrinsic insn.
2531 (rotl<mode>3): Ditto.
2532 (sse5_rotl<mode>3): Ditto.
2533 (sse5_ashl<mode>3): Ditto.
2534 (sse5_lshl<mode>3): Ditto.
2535 (sse5_frcz<mode>2): Ditto.
2536 (sse5s_frcz<mode>2): Ditto.
2537 (sse5_cvtph2ps): Ditto.
2538 (sse5_cvtps2ph): Ditto.
2539 (sse5_vmmaskcmp<mode>3): Ditto.
2540 (sse5_com_tf<mode>3): Ditto.
2541 (sse5_maskcmp<mode>3): Ditto.
2542 (sse5_maskcmp_uns<mode>3): Ditto.
2543 (sse5_maskcmp_uns2<mode>3): Ditto.
2544 (sse5_pcom_tf<mode>3): Ditto.
2546 * config/i386/predicates.md (const_0_to_31_operand): New predicate
2548 (sse5_comparison_float_operator): New predicate to match the
2549 comparison operators supported by the SSE5 com instruction.
2550 (ix86_comparison_int_operator): New predicate to match just the
2551 signed int comparisons.
2552 (ix86_comparison_uns_operator): New predicate to match just the
2553 unsigned int comparisons.
2555 * doc/invoke.texi (-msse5): Add documentation.
2556 (-mfused-madd): Ditto.
2558 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2560 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2562 (x86_64-*-*): Ditto.
2564 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2566 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2567 intrinisics for SSE5.
2569 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2572 * config/i386/mmintrin-common.h: New file, to contain common
2573 instructions between SSE4.1 and SSE5.
2575 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2576 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2577 (gen_regparm_prefix): Ditto.
2579 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2580 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2581 prototype_p to determine if a function is prototyped.
2583 2007-09-12 Janis Johnson <janis187@us.ibm.com>
2585 * config/dfp-bit.c (dfp_conversion_exception): New function.
2586 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
2587 (DFP_TO_INT): Ditto.
2588 (INT_TO_DFP): Ditto.
2589 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
2591 2007-09-12 Jakub Jelinek <jakub@redhat.com>
2594 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
2595 before sp restoration even when total_size is 0, but
2596 frame_pointer_needed.
2598 2007-09-12 Bob Wilson <bob.wilson@acm.org>
2600 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
2601 (xtensa_copy_incoming_a7): Use start_sequence instead of
2602 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
2603 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
2604 of the saveregs sequence.
2606 2007-09-12 Richard Sandiford <richard@codesourcery.com>
2608 * c-tree.h (grokfield): Add a "tree *" argument.
2609 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
2610 Chain nested decl attributes to it. Don't call decl_attributes here.
2611 (groktypename): Pass grokdeclarator a pointer to the attribute list.
2612 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
2613 (grokfield): Take a pointer to the decl's attributes and pass
2614 it to grokdeclarator.
2615 * c-parser.c (c_parser_struct_declaration): Update the calls to
2616 grokfield. Call decl_attributes for anonymous struct and union
2619 2007-09-12 Jan Hubicka <jh@suse.cz>
2621 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
2623 2007-09-12 Ira Rosen <irar@il.ibm.com>
2625 PR tree-optimization/32377
2626 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
2627 between positive and negative dependence distance using DDR_REVERSED_P.
2629 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
2631 PR tree-optimization/33373
2632 * tree-vect-analyze (vect_determine_vectorization_factor): Call
2633 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
2635 2007-09-12 Jan Hubicka <jh@suse.cz>
2638 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
2641 2007-09-12 Christian Bruel <christian.bruel@st.com>
2643 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
2644 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
2646 2007-09-12 Ira Rosen <irar@il.ibm.com>
2648 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
2649 for oprnd1 if not required.
2650 (vectorizable_operation): Use scalar operand in SLP in case of
2651 shift with scalar argument.
2653 2007-09-12 Ira Rosen <irar@il.ibm.com>
2655 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
2658 2007-09-11 James E. Wilson <wilson@specifix.com>
2660 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
2661 TARGET_UNWIND_INFO is defined.
2662 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
2665 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
2667 * config/sh/sh.c (calc_live_regs): Use
2668 current_function_saves_all_registers instead of
2669 current_function_has_nonlocal_label.
2670 (sh_allocate_initial_value): Likewise.
2671 (sh_get_pr_initial_val): Likewise.
2672 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
2673 * config/sh/sh.md (load_ra): Likewise.
2675 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
2677 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
2680 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
2681 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
2683 2007-09-12 Sa Liu <saliu@de.ibm.com>
2685 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
2686 operands to DFmode GE or LE compares.
2688 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2690 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
2691 REG_CLASS_NAMES): Add P0REGS.
2692 (REGNO_REG_CLASS): Return it where appropriate.
2693 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
2694 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
2695 * doc/md.texi (Blackfin family): Document 'q' constraints.
2697 2007-09-11 Steve Kenton <skenton@ou.edu>
2699 * pa/linux-unwind.h: Guard with inhibit_libc.
2700 * pa/hpux-unwind.h: Likewise.
2702 2007-09-11 David Daney <ddaney@avtrex.com>
2704 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
2705 * doc/install.texi: Document new --with-llsc and --without-llsc
2707 * config.gcc: Handle --with-llsc and --without-llsc configure options.
2708 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
2709 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
2711 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
2712 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2713 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2714 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2715 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
2716 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
2717 * config/mips/mips.opt (mllsc): New option.
2718 * config/mips/mips.c (mips_llsc): Define variable.
2719 (mips_handle_option): Handle mllsc option.
2720 (override_options): Set mips_print_operand_punct for '|' and '-'.
2721 (print_operand): Add new %| and %- operand codes.
2722 * config/mips/mips.h (mips_llsc_setting): New enum type.
2723 (mips_llsc): Declare.
2724 (OPTION_DEFAULT_SPECS): Add llsc handling.
2725 (GENERATE_SYNC): New macro.
2726 (GENERATE_LL_SC): New macro.
2727 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
2728 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2729 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
2730 in %| and %- operand codes.
2732 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
2734 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
2735 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
2737 2007-09-11 Jason Merrill <jason@redhat.com>
2740 * stor-layout.c (layout_decl): Do pack variable size fields.
2742 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
2744 * config/m68k/predicates.md (movsi_const0_operand,
2745 non_symbolic_call_operand): New predicates.
2747 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
2749 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
2750 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
2751 CW, CZ, CS, Ap and Ac.
2753 * config/m68k/m68k.md (UNSPEC_IB): New constant.
2754 (constraints.md): New include.
2755 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
2756 opx_mem, opy_mem, op_mem, guess, split): New attributes.
2757 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
2759 (pushdi): Add split.
2760 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
2761 attributes. Split tstsi_internal_68020_cf from it.
2762 (tstsi_internal_68020_cf): New pattern.
2763 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
2764 (tst<mode>_cf): Specify attributea.
2765 (cmpsi_cf): Name pattern. Specify attributes.
2766 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
2767 (pushexthisi_const): Fix to use alternatives. Specify
2769 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
2770 from it. Fix to use alternatives. Specify attributes.
2771 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
2772 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
2774 (movsf_cf_soft): Specify attributes.
2775 (movdf_cf_soft): Add split.
2776 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
2777 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
2778 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
2779 (truncdfsf2_68881): Name pattern. Specify attributes.
2780 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
2781 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
2782 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
2784 (addsi3_5200): Fix to use alternatives. Specify attributes.
2786 (add<mode>3_cf, subdi_dishl32): Specify attributes.
2787 (subsi3): Add alternative for subq.l. Specify attributes.
2788 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
2789 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
2791 (umulhisi3): Specify attributes.
2792 (mulhisisi3_z): Name pattern. Specify attributes.
2793 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
2794 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
2795 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
2796 bsetmemqi): Specify attributes.
2797 (bsetmemqi_ext): Name pattern. Specify attributes.
2798 (bclrmemqi): Specify attributes.
2799 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
2800 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
2802 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
2803 pattern. Specify attributes.
2804 (jump): Specify attributes.
2805 (tablejump_internal): Name pattern. Specify attributes.
2806 (call_value): Split into non_symbolic_call_value,
2807 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
2808 alternatives. Specify attributes.
2809 (non_symbolic_call_value, symbolic_call_value_jsr,
2810 symbolic_call_value_bsr): New patterns.
2811 (nop, return, unlink, indirect_jump): Specify attributes.
2812 (trap): Fix condition. Specify attributes.
2815 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
2816 (override_options): Initialize it. Initialize m68k_sched_cpu.
2817 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
2818 (const_method): Make global, rename to m68k_const_method.
2819 (const_int_cost, output_move_const_into_data_reg): Update.
2820 (output_move_double): Parametrize to emit rtl code, rename to
2822 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
2823 emit_movsi): New static functions.
2824 (output_move_double): New function with semantics of old
2826 (m68k_emit_move_double): New function.
2827 (m68k_sched_cpu): New variable.
2828 (attr_op_type): New enum.
2829 (sched_guess_p): New variable.
2830 (sched_address_type, sched_operand_type, sched_attr_op_type):
2831 New static functions.
2832 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2833 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
2834 (sched_branch_type): New static variable.
2835 (m68k_sched_branch_type): New function.
2836 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
2837 (m68k_symbolic_call_var): Declare.
2838 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
2839 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
2840 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2841 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
2844 2007-09-11 Jakub Jelinek <jakub@redhat.com>
2846 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
2847 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
2848 error if __builtin_va_arg_pack_len () wasn't optimized out during
2850 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
2851 with the number of inline's anonymous arguments.
2852 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
2854 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
2856 * fold-const.c (extract_muldiv_1): Do not simplify
2859 2007-09-11 Jan Hubicka <jh@suse.cz>
2861 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
2862 (TARGET_INTER_UNIT_CONVERSIONS): New.
2863 * i386.md (floatsi expanders): Remove redundant check for SImode
2864 source; offload to memory when asked for.
2865 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
2866 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2868 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
2869 floatsidf2_mixed_memory, floatsidf2_sse_memory
2870 floatdisf2_mixed_memory, floatsisf2_sse_memory,
2871 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
2873 2007-09-11 Jan Hubicka <jh@suse.cz>
2875 * toplev.c (process_options): all frontends now do unit-at-a-time.
2876 * cgraphunit.c: update comments.
2877 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
2878 * c-decl.c (finish_function): use cgraph_add_new_function.
2879 * function.c (expand_function_end): We are always unit-at-a-time.
2881 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2883 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
2884 settings for MIPS16.
2885 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
2887 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2889 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
2890 SYMBOL_FORCE_TO_MEM constants.
2891 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
2892 (mips16_rewrite_pool_refs_info): New structure.
2893 (mips16_rewrite_pool_constant): New function, split out from...
2894 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
2895 mips16_rewrite_pool_refs_info structure rather than a pointer
2896 to a constant pool. Force force_to_mem_operands into memory.
2897 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
2898 * config/mips/predicates.md (force_to_mem_operand): New predicate.
2899 * config/mips/constraints.md (kf): New constraint.
2900 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
2901 (*movsi_mips16): Likewise.
2903 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2904 Nigel Stephens <nigel@mips.com>
2905 David Ung <davidu@mips.com>
2907 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
2908 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
2909 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
2910 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
2911 (mips_zero_extend_cost): New functions.
2912 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
2913 Use the new functions. Tweak many cost estimates, both here
2914 and in the new subroutines. Return false when the cost of the
2915 operands has not been calculated. Check for *clear_upper32.
2916 Check for floating-point multiply-add, reciprocal and rsqrt
2917 patterns. Handle comparison and rotation codes.
2919 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
2921 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
2923 * config/i386/i386.c (get_dllimport_decl): Don't strip
2926 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2929 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
2930 declarations to top.
2931 (DFP_TO_BFP): Use for either XFmode or TFmode.
2932 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
2934 * config/dfp-bit.h: Include float.h.
2935 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
2936 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
2937 which doesn't mean the same thing.
2938 (BFP_KIND): Use 4 to mean TFmode.
2939 (BFP_FMT): Specify the number of decimal digits based on the
2940 number of mantissa digits.
2941 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
2942 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
2943 (STR_TO_BFP): Use strtold for XFmode or TFmode.
2944 (TFtype): Define if TFmode is supported.
2945 * doc/libgcc.texi (Decimal float library routines): Document
2946 TF conversion functions.
2948 2007-09-10 Chao-ying Fu <fu@mips.com>
2950 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
2951 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2952 (mips_emit_compare): Process fixed-point modes.
2953 (mips_pad_arg_upward): Support fixed-point types.
2954 (override_options): Allow fixed-point modes in accumulators.
2955 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
2956 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
2957 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
2958 (mips_scalar_mode_supported_p): New function to accept fixed-point
2959 modes if the width is not greater than two BITS_PER_WORD.
2960 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2961 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2962 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2963 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2964 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
2966 ("IMODE"): New mode attribute.
2967 (mips-fixed.md): Include.
2968 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
2970 * config/mips/mips-fixed.md: New file.
2972 2007-09-11 Ben Elliston <bje@au.ibm.com>
2974 * config/spu/spu.md: Formatting fixes.
2976 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2978 * config/dfp-bit.c (dfp_unary_func): Delete.
2979 (dfp_unary_op): Delete.
2980 (dfp_binary_op): Use decFloat functions instead of decNumber
2981 functions for binary operations.
2982 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
2983 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
2985 (dfp_compare_op): Use decFloat functions insteadof decNumber
2986 functions for comparisons.
2987 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
2988 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
2990 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
2991 call to dxx_binary_op and decFloat function.
2992 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
2993 calls to dxx_binary_op and decFloat function.
2994 * config/dfp-bit.h: Include decFloat header files.
2995 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
2996 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
2997 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
2998 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
3000 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
3001 Jan Sjodin <jan.sjodin@amd.com>
3003 * tree-vect-analyze.c (vect_analyze_operations): Change
3004 comparison of loop iterations with threshold to less than
3005 or equal to instead of less than. Reduce
3006 min_scalar_loop_bound by one.
3007 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
3008 Change prologue and epilogue iterations estimate to vf/2,
3009 when unknown at compile-time. Change versioning guard
3010 cost to taken_branch_cost. If peeling for alignment is
3011 unknown at compile-time, change peel guard costs to one
3012 taken branch and one not-taken branch per peeled loop.
3013 If peeling for alignment is known but number of scalar loop
3014 iterations is unknown at compile-time, change peel guard
3015 costs to one taken branch per peeled loop. Change the cost
3016 model equation to consider vector iterations as the loop
3017 iterations less the prologue and epilogue iterations.
3018 Change outside vector cost check to less than or equal to
3019 zero instead of equal to zero.
3020 (vect_do_peeling_for_loop_bound): Reduce
3021 min_scalar_loop_bound by one.
3022 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
3023 TARG_COND_NOT_TAKEN_BRANCH_COST.
3024 * config/i386/i386.h (processor_costs): Add
3025 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
3026 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
3027 vec_align_load_cost, vect_unalign_load_cost,
3028 vec_store_cost, cond_taken_branch_cost,
3029 cond_not_taken_branch_cost.
3030 Define macros for x86 costs.
3031 * config/i386/i386.c:
3032 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
3033 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
3034 scalar_to_vec_cost, vec_align_load_cost,
3035 vect_unalign_load_cost, vec_store_cost,
3036 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
3037 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
3038 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
3039 core2_cost, generic64_cost, generic32_cost): Set to default
3041 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
3042 (x86_builtin_vectorization_cost): New.
3044 2007-09-10 Janis Johnson <janis187@us.ibm.com>
3045 Ben Elliston <bje@au.ibm.com>
3047 * dfp.c: Include decimal128Local.h;
3048 (dfp_byte_swap): Remove.
3049 (encode_decimal32, decode_decimal32): Don't handle endianness.
3050 (encode_decimal64, decode_decimal64): Ditto.
3051 (encode_decimal128, decode_decimal128): Ditto.
3052 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
3054 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
3056 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
3057 * Makefile.in (DECNUM_H): Add decimal128Local.h.
3059 2007-09-10 David Daney <ddaney@avtrex.com>
3061 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
3063 (memory_barrier): Rewrote as an insn that clobbers memory.
3065 2007-09-10 Richard Sandiford <richard@codesourcery.com>
3067 * config/mips/mips.c (mips_global_pointer): Check
3068 call_really_used_regs instead of call_used_regs.
3069 (mips_save_reg_p): Likewise. Save all call-saved registers
3070 if current_function_saves_all_registers. Fix indentation.
3071 No longer treat $18 as a special case.
3072 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
3074 2007-09-10 Richard Sandiford <richard@codesourcery.com>
3076 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
3077 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
3078 the introductory comment.
3079 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
3080 (override_options): Don't test for it.
3081 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
3082 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
3083 * config/mips/vr.h: As for config/mips/sde.h.
3085 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3086 Revital Eres <eres@il.ibm.com>
3088 * target.h (struct gcc_target.sched): New field: sms_res_mii.
3089 (struct ddg): Define.
3090 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
3091 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
3092 * config/spu/spu.c: Include ddg.h.
3093 (TARGET_SCHED_SMS_RES_MII): Define.
3094 (spu_sms_res_mii): New function to calculate mii.
3095 * modulo-sched (res_MII): Use it.
3096 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
3098 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
3100 * config/s390/s390.c (s390_dump_pool): Create copy of constant
3101 pool entries since they might hold values that must not be shared.
3103 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
3106 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
3107 Use 'N' operand constraint for op2.
3108 (lshr<mode>3): Ditto.
3109 (ashl<mode>3): Ditto.
3110 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
3111 (vec_shr_<mode>): Ditto.
3112 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
3113 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
3115 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
3117 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
3118 Change mode macro in the last real_2expN parameter to uppercase.
3120 2007-09-10 Michael Matz <matz@suse.de>
3122 * tree-pass.h (pass_cselim): Declare new pass.
3123 * passes.c (init_optimization_passes): Link in pass_cselim.
3124 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
3125 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
3126 cond_store_replacement.
3127 (condstoretemp): New static variable.
3128 (cond_store_replacement): New function.
3129 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
3130 tree_ssa_phiopt_worker.
3131 (struct name_to_bb): New.
3132 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
3133 nt_init_block, nt_fini_block): New static functions.
3134 (seen_ssa_names, nontrap_set): New static variables.
3135 (gate_cselim, pass_cselim): Define new pass.
3136 * common.opt (ftree-cselim): New flag.
3137 * toplev.c (process_options): Set flag_tree_cselim if required.
3139 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
3141 * simplify-rtx.c (simplify_relational_operation_1): For recent
3142 canonicalization, don't recurse if op1 equals both PLUS arguments.
3144 2007-09-09 David Daney <ddaney@avtrex.com>
3146 * optabs.c (expand_sync_operation): Use plus insn if minus
3148 (expand_sync_fetch_operation): Ditto.
3150 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
3152 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
3154 (*floatsisf2_sse_vector): Likewise.
3156 2007-09-09 Krister Walfridsson <cato@df.lth.se>
3158 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
3160 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
3162 * config/i386/i386.h (ix86_tune_indices): Rename
3163 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
3164 (TARGET_USE_VECTOR_CONVERTS): Updated.
3165 * config/i386/i386.c: Likewise.
3167 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
3168 Nigel Stephens <nigel@mips.com>
3170 * doc/invoke.texi (Overall Options): Add .sx file extension
3171 as a synonym for .S.
3172 * cppspec.c (known_suffixes): Likewise.
3173 * gcc.c (default_compilers): Likewise.
3175 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
3178 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
3179 * simplify-rtx.c (simplify_relational_operation_1): Add the
3180 canonicalization from i386.h.
3181 * doc/md.texi (Canonicalization of Instructions): Document it.
3183 2007-09-09 Jan Hubicka <jh@suse.cz>
3184 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3186 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
3187 (TARGET_USE_VECTOR_CONVERTS): New.
3188 * i386.md: New post-reload splitters for converting SF to DF and DF to
3190 (floatsi* expander): Special case vector conversions.
3191 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
3192 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
3193 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
3194 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
3195 Disable when doing vector converts.
3196 (floatsi<mode>2_i387): Disable when
3197 * sse.md (vec_dupv2df): Export.
3198 * i386.c (ix86_tune_features): Enable SSE conversions.
3200 2007-09-09 Richard Guenther <rguenther@suse.de>
3202 * tree-ssa-operands.c (add_virtual_operand): Only mark
3203 stores as has_volatile_ops if alias information is not available.
3205 2007-09-09 Revital Eres <eres@il.ibm.com>
3207 * doc/contrib.texi: Add myself.
3209 2007-09-09 Ira Rosen <irar@il.ibm.com>
3211 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
3212 stmt_vinfo_set_outside_of_loop_cost): New functions.
3213 * tree-vect-transform.c (vect_get_cost_fields): Remove.
3214 (vect_model_simple_cost): Call
3215 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
3216 field instead of calling vect_get_cost_fields.
3217 (vect_model_store_cost, vect_model_load_cost): Likewise.
3219 2007-09-09 Revital Eres <eres@il.ibm.com>
3221 * config/rs6000/rs6000.c (paired_init_builtins): Add const
3222 declaration to bdesc_paired_preds variable.
3223 (paired_expand_builtin): Likewise.
3225 2007-09-09 Revital Eres <eres@il.ibm.com>
3227 * dbgcnt.def (sms_sched_loop): New counter.
3228 * modulo-sched.c: Use sms_sched_loop instead of
3229 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
3230 perform swing modulo scheduling on. Include dbgcnt.h.
3231 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
3232 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
3234 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
3236 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
3237 Substitute all uses with ...
3238 (MODEF): New mode iterator.
3240 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
3241 from pre-regalloc define_insn_and_split splitter pattern.
3242 (*fix_trunc<mode>_i387_1): Ditto.
3243 (*fistdi2_1): Ditto.
3244 (*fist<mode>2_1): Ditto.
3245 (frndintxf2_floor): Ditto.
3246 (*fist<mode>2_floor_1): Ditto.
3247 (frndintxf2_ceil): Ditto.
3248 (*fist<mode>2_ceil_1): Ditto.
3249 (frndintxf2_trunc): Ditto.
3250 (frndintxf2_mask_pm): Ditto.
3252 (prologue): Use (const_int 0) as never generated filler insn.
3254 (sibcall_epilogue): Ditto.
3255 (eh_return_si): Ditto.
3256 (eh_return_di): Ditto.
3258 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
3259 using MODEF mode iterator.
3260 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
3261 using MODEF mode iterator.
3262 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
3263 using MODEF mode iterator.
3264 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
3265 Macroize expander using MODEF mode iterator.
3267 (zero_extendsidi2): Remove operand constraints from expander.
3268 (smuldi3_highpart): Ditto.
3269 (indirect_jump): Ditto.
3272 * config/i386/sse.md (storentv4sf): Ditto.
3273 (storentv2df): Ditto.
3274 (storentv2di): Ditto.
3276 (sse2_cvtpd2ps): Ditto.
3277 (vec_interleave_highv16qi): Ditto.
3278 (vec_interleave_lowv16qi): Ditto.
3279 (vec_interleave_highv8hi): Ditto.
3280 (vec_interleave_lowv8hi): Ditto.
3281 (vec_interleave_highv4si): Ditto.
3282 (vec_interleave_lowv4si): Ditto.
3283 (vec_interleave_highv2di): Ditto.
3284 (vec_interleave_lowv2di): Ditto.
3285 (sse2_maskmovdqu): Ditto.
3286 * config/i386/mmx.md (mmx_maskmovq): Ditto.
3288 2007-09-09 Ira Rosen <irar@il.ibm.com>
3290 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
3291 (struct _slp_tree, struct _slp_instance): Define new data structures
3292 along macros for their access.
3293 (struct _loop_vec_info): Define new fields: strided_stores,
3294 slp_instances, and slp_unrolling_factor along macros for their access.
3295 (enum slp_vect_type): New.
3296 (struct _stmt_vec_info): Define new field, slp_type, and macros for
3298 (STMT_VINFO_STRIDED_ACCESS): New macro.
3299 (vect_free_slp_tree): Declare.
3300 (vectorizable_load): Add an argument of type slp_tree.
3301 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
3302 vectorizable_assignment): Likewise.
3303 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
3304 Declare (make extern).
3305 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3306 (new_loop_vec_info): Likewise.
3307 (destroy_loop_vec_info): Free memory allocated for SLP structures.
3308 * tree-vect-analyze.c: Include recog.h.
3309 (vect_update_slp_costs_according_to_vf): New.
3310 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
3311 functions. For not pure SLP stmts with strided access check that the
3312 group size is power of 2. Update the vectorization factor according to
3313 SLP. Call vect_update_slp_costs_according_to_vf.
3314 (vect_analyze_group_access): New.
3315 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
3316 (vect_free_slp_tree): New functions.
3317 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
3318 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
3319 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
3320 vect_detect_hybrid_slp): Likewise.
3321 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
3322 and vect_detect_hybrid_slp.
3323 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
3324 SLP costs into account.
3325 (vect_get_cost_fields): New function.
3326 (vect_model_simple_cost): Make extern, add SLP parameter and handle
3328 (vect_model_store_cost, vect_model_load_cost): Likewise.
3329 (vect_get_constant_vectors): New function.
3330 (vect_get_slp_vect_defs, vect_get_slp_defs,
3331 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
3332 vect_get_vec_defs): Likewise.
3333 (vectorizable_reduction): Don't handle SLP for now.
3334 (vectorizable_call): Don't handle SLP for now. Add argument to
3335 vect_model_simple_cost.
3336 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
3337 get SLPed and vectorized defs). Fix indentation and spacing.
3338 (vectorizable_assignment): Handle SLP.
3339 (vectorizable_induction): Don't handle SLP for now.
3340 (vectorizable_operation): Likewise.
3341 (vectorizable_type_demotion): Add argument to
3342 vect_model_simple_cost.
3343 (vectorizable_type_promotion): Likewise.
3344 (vectorizable_store, vectorizable_load): Handle SLP.
3345 (vectorizable_condition): Don't handle SLP for now.
3346 (vect_transform_stmt): Add a new argument for SLP. Check that there is
3347 no SLP transformation required for unsupported cases. Add SLP
3348 argument for supported cases.
3349 (vect_remove_stores): New function.
3350 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
3351 (vect_transform_loop): Schedule SLP instances.
3352 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
3354 2007-09-09 Andrew Haley <aph@redhat.com>
3356 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
3359 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
3361 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
3362 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
3363 Similar for what label_refs can go in the JUMP_TARGET field. Split
3364 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
3365 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
3366 REG_LABEL when replacing an operand with a LABEL_REF for a
3368 (subst_reloads): When replacing a LABEL_REG with a register,
3369 instead of generating a REG_LABEL note, assert that there already
3370 is one or that the label is a known target for the insn.
3371 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
3372 note, check the JUMP_LABEL field. Remove "else" after return.
3373 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
3374 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
3375 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
3376 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
3377 insns. Iterate over all notes; don't assume there's only one.
3378 * cse.c (recorded_label_ref): Adjust comment to refer to
3380 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
3381 insns, not just NONJUMP_INSN_P.
3382 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
3383 isn't a jump target.
3384 * jump.c (rebuild_jump_labels): Adjust head comment.
3385 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
3386 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
3387 (mark_all_labels): For JUMP_P insns without a target, check if the
3388 the target is noted on the previous nonjump insn.
3389 (mark_jump_label_1): New function, guts from mark_jump_label.
3390 <case IF_THEN_ELSE>: Handle first operand as a non-target when
3391 marking jump target labels.
3392 <case LABEL_REF>: Adjust for whether to generate a
3393 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
3394 For 'E' format rtl, iterate in descending element order.
3395 (delete_related_insns): Handle both REG_LABEL_TARGET and
3396 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
3397 reference count, delete and fallthrough. Move finding-next-
3398 non-deleted insn last in the function. Look at all INSN_P insns
3399 for REG_LABEL_OPERAND notes.
3400 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
3402 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
3403 JUMP_LABEL, output the INSN_UID of it.
3404 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
3405 and/or REG_LABEL_TARGET.
3406 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
3407 with jump.c copy by only adding notes for labels actually
3408 referenced in the insn.
3409 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
3410 usage count increment; handle all INSN_P trial insns.
3411 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
3413 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
3414 REG_LABEL_TARGET and REG_LABEL_OPERAND.
3415 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
3417 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
3418 JUMP_P insns and REG_LABEL_OPERAND everywhere.
3419 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
3420 on all INSN_P insns.
3421 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
3422 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
3423 REG_LABEL_OPERAND notes.
3424 * reload1.c (calculate_needs_all_insns): Adjust comments.
3425 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
3426 * config/alpha/alpha.md (split for load of an address into a
3427 four-insn sequence on Unicos/Mk): Adjust to use
3429 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
3431 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3434 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3435 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
3436 FOR_BB_INSNS_SAFE instead of for loop.
3437 * cse.c (cse_extended_basic_block): Likewise.
3438 * postreload.c (reload_cse_regs_1): New variable next. Make sure
3439 that the for loop does not invoke NEXT_INSN on a deleted insn.
3440 * function.c (instantiate_virtual_regs): Likewise.
3441 * lower-subreg.c (remove_retval_note): Likewise.
3442 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
3444 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
3446 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
3447 insn, if it's a jump.
3448 (try_redirect_by_replacing_jump): New variable jump_p. Call
3449 tablejump_p before delete_insn_chain.
3450 * reload1.c (reload): New variable next. Make sure that the for
3451 loop does not invoke NEXT_INSN on a deleted insn.
3452 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
3453 (delete_output_reload): New variable prev. Make sure the the for
3454 loops do not invoke PREV_INSN on a deleted insn.
3456 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3458 * pa/constraints.md: Remove 'X' from unused letters comment.
3460 2007-09-08 Richard Guenther <rguenther@suse.de>
3462 * tree-tailcall.c (find_tail_calls): If we don't have aliases
3463 computed check stmt_ann->references_memory instead of counting
3466 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
3468 * cse.c (fold_rtx): Use validate_unshare_change() instead of
3469 validate_change() in one more case.
3471 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
3473 PR tree-optimization/32283
3474 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
3475 estimated_loop_iterations.
3476 (determine_use_iv_cost_condition): Decrease cost of expressions
3477 used in iv elimination.
3479 2007-09-08 Richard Guenther <rguenther@suse.de>
3481 * tree-cfg.c (verify_gimple_expr): Avoid building new
3482 pointer types, use TYPE_POINTER_TO if available instead.
3484 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
3487 PR rtl-optimization/26449
3488 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
3489 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
3491 (mulv16qi3): Implement as define_insn_and_split pattern instead of
3492 define_expand. Split insn in split1 pass.
3495 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
3497 PR tree-optimization/33301
3498 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
3501 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
3503 PR tree-optimization/32183
3504 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
3506 * tree-ssa-reassoc.c: Include cfgloop.h.
3507 (is_reassociable_op): Add a loop argument and return true only
3509 (linearize_expr): Updated.
3510 (should_break_up_subtract): Likewise.
3511 (linearize_expr_tree): Likewise.
3512 (init_reassoc): Call loop_optimizer_init with
3513 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
3514 with CDI_DOMINATORS.
3515 (fini_reassoc): Call loop_optimizer_finalize.
3517 2007-09-07 Sterling Augustine <sterling@tensilica.com>
3519 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
3520 if there is no i-cache.
3522 2007-09-07 Richard Guenther <rguenther@suse.de>
3525 2007-09-06 Richard Guenther <rguenther@suse.de>
3527 PR tree-optimization/32586
3528 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3529 folding if nothing changed.
3530 (simplify_unary_expression): New function. Do tree combining
3531 on conversion like codes.
3532 (try_to_simplify): Call it.
3534 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3537 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
3538 (__gthread_active,__gthread_start, __gthread_active_init): New.
3539 * gthr-posix95.h: Likewise.
3541 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
3543 * function.h (struct function): Rename calls_unwind_init
3544 to saves_all_registers.
3545 (current_function_saves_all_registers): Renamed from
3546 current_function_calls_unwind_init.
3547 * reload1.c (reload): Set current_function_saves_all_registers.
3548 * except.c (expand_builtin_unwind_init): Likewise.
3549 * config/m68k/m68k.c (m68k_save_reg): Use
3550 current_function_saves_all_registers to save pic register.
3552 2007-09-07 Janis Johnson <janis187@us.ibm.com>
3554 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
3555 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
3557 Reapply reverted changes:
3559 2007-09-06 Jan Hubicka <jh@suse.cz>
3561 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
3564 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3566 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3567 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3569 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3571 * optabs.c (expand_float): Convert unsigned integer as signed only
3572 if it provides sufficient accuracy; add mode argument to real_2expN.
3573 (expand_fix): Fix comment typos; extend binary float into mode
3574 wider than destination for converion to unsigned integer; add mode
3575 argument to real_2expN.
3576 * real.c (real_2expN): Add mode argument to special-case decimal
3578 * real.h (real_2expN): Ditto.
3579 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3581 (fixed_from_string): Ditto.
3582 (fixed_to_decimal): Ditto.
3583 (fixed_convert_from_real): Ditto.
3584 (real_convert_from_fixed): Ditto.
3585 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3586 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3587 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3588 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3590 2007-09-07 Diego Novillo <dnovillo@google.com>
3592 * tree-flow.h (const_block_stmt_iterator): Remove.
3593 Update all users to use block_stmt_iterator.
3594 * tree-iterator.h (const_tree_stmt_iterator): Remove.
3595 Update all users to use tree_stmt_iterator.
3597 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
3599 * config/mips/mips.c (mips_set_current_function): Temporarily
3600 make this a no-op to fix bootstrap errors, pending rewrite.
3602 2007-09-07 Jan Hubicka <jh@suse.cz>
3604 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
3607 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
3609 PR tree-optimization/33299
3610 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
3611 uses for all relevant loop-exit phis, not just the first.
3613 2007-09-07 Richard Guenther <rguenther@suse.de>
3616 * tree-ssa-operands.c (access_can_touch_variable): An access
3617 of the form (*p)[0] can touch a variable of same size.
3619 2007-09-07 Jan Hubicka <jh@suse.cz>
3621 * passes.c (init_optimization_passes): Add simple dce and addressable
3623 * tree-ssa.c (execute_update_addresses_taken): New function.
3624 (pass_update_address_taken): New.
3625 * tree-ssa-dse.c (execute_simple_dse): New function.
3626 (pass_simple_dse): New.
3627 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
3629 2007-09-07 Tobias Burnus <burnus@net-b.de>
3632 * doc/invoke.texi: Fix -Wstrict-overflow= table.
3634 2007-09-07 Richard Guenther <rguenther@suse.de>
3637 2007-09-06 Richard Guenther <rguenther@suse.de>
3639 PR tree-optimization/32586
3640 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3641 folding if nothing changed.
3642 (simplify_unary_expression): New function. Do tree combining
3643 on conversion like codes.
3644 (try_to_simplify): Call it.
3646 2007-09-07 Richard Guenther <rguenther@suse.de>
3647 Uros Bizjak <ubizjak@gmail.com>
3649 PR tree-optimization/32821
3650 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
3651 NULL in the call to set_bb_stmt_list.
3653 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3655 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
3656 float calls here, rather than leaving some to the caller.
3657 Use call_internal_direct and call_value_internal_direct.
3658 * config/mips/mips.md (call_internal_direct): New pattern.
3659 (call_value_internal_direct): Likewise.
3661 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3663 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
3664 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
3666 (override_options): Set mips_base_move_loop_invariants.
3668 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3670 * config/mips/mips.opt (mcode-readable=): Move to keep list
3673 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3675 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
3676 and -mgpopt options. Adjust the -G documentation to match.
3677 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
3678 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
3679 function, split out from mips_classify_symbol. Return false for
3680 !TARGET_LOCAL_SDATA.
3681 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
3682 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
3683 (override_options): Check whether the -mgpopt setting is consistent
3684 with the other flags.
3685 (symbolic_expression_p): Delete.
3686 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
3687 and default_elf_select_rtx_section.
3688 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
3689 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
3690 external data and TARGET_EXTERN_SDATA.
3692 2007-09-07 Tobias Burnus <burnus@net-b.de>
3695 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
3697 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3699 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
3700 FOR_BB_INSNS_SAFE instead of for loop.
3701 * cse.c (cse_extended_basic_block): Likewise.
3702 * postreload.c (reload_cse_regs_1): New variable next. Make sure
3703 that the for loop does not invoke NEXT_INSN on a deleted insn.
3704 * function.c (instantiate_virtual_regs): Likewise.
3705 * lower-subreg.c (remove_retval_note): Likewise.
3706 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
3708 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
3710 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
3711 insn, if it's a jump.
3712 (try_redirect_by_replacing_jump): New variable jump_p. Call
3713 tablejump_p before delete_insn_chain.
3714 * reload1.c (reload): New variable next. Make sure that the for
3715 loop does not invoke NEXT_INSN on a deleted insn.
3716 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
3717 (delete_output_reload): New variable prev. Make sure the the for
3718 loops do not invoke PREV_INSN on a deleted insn.
3720 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
3722 * cgraphbuild.c (rebuild_cgraph_edges): Export.
3723 * cgraph.h (rebuild_cgraph_edges): Declare.
3724 * tree-pass.h (pass_expand_omp_ssa): New.
3725 * omp-low.c (find_omp_clause): Export.
3726 (copy_var_decl): Split from omp_copy_decl_2.
3727 (build_omp_barrier): Return the call to emit instead of emitting
3729 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
3731 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
3732 expand_omp_for_generic, expand_omp_for_static_nochunk,
3733 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3734 Adapted to work on SSA form.
3735 (execute_expand_omp): Do not invalidate dominance information.
3736 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
3737 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
3738 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
3740 (force_gimple_operand): Allow gimplifying code expressions without
3742 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
3743 * common.opt (fopenmp-ssa): New.
3744 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
3745 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
3746 * tree-cfg.c: Include tree-inline.h.
3747 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
3748 (replace_by_duplicate_decl, replace_ssa_name,
3749 mark_virtual_ops_in_region): New functions.
3750 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
3751 to work on SSA form.
3752 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
3753 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
3756 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3758 * tree-loop-linear.c: Include obstack.h.
3759 (linear_transform_loops): New obstack lambda_obstack.
3760 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
3761 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
3762 and free afterwards.
3763 * lambda.h (struct obstack): New forward declaration.
3764 (lambda_linear_expression_new): New parameter of type struct
3766 (lambda_loopnest_new): Likewise.
3767 (lambda_loopnest_transform): Likewise.
3768 (lambda_body_vector_new): Likewise.
3769 (lambda_body_vector_compute_new): Likewise.
3770 (gcc_loopnest_to_lambda_loopnest): Likewise.
3771 (lambda_loopnest_to_gcc_loopnest): Likewise.
3772 * lambda-code.c: Include obstack.h.
3773 (lambda_lattice_new): New parameter lambda_obstack. Use it for
3775 (lambda_body_vector_new): Likewise.
3776 (lambda_linear_expression_new): Likewise.
3777 (lambda_lattice_new): Likewise.
3778 (lambda_loopnest_new): Likewise. Additionally use obstack to
3779 allocate LN_LOOPS(ret).
3780 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
3781 it to lambda_lattice_new.
3782 (lambda_body_vector_compute_new): New parameter lambda_obstack.
3783 Pass it to lambda_body_vector_new.
3784 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
3785 it to lambda_lattice_new.
3786 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
3787 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
3788 (lambda_compute_target_space): Likewise.
3789 (lambda_compute_auxillary_space): New parameter lambda_obstack.
3790 Pass it to lambda_lattice_compute_base and
3791 compute_nest_using_fourieer_motzkin.
3792 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
3793 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
3794 and lambda_lattice_compute_target_space.
3795 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
3796 Pass it to lambda_linear_expression_new.
3797 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
3798 to gcc_tree_to_linear_expression.
3799 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
3800 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
3801 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
3802 Pass it to lambda_body_vector_new and
3803 lambda_body_vector_compute_new.
3804 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
3805 (lambda-code.o): Likewise.
3807 2007-09-06 Chao-ying Fu <fu@mips.com>
3809 * ginclude/stdfix.h: New file.
3810 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
3811 (convert.o): Add dependence on fixed-value.h.
3812 * c-convert.c (convert): Support FIXED_POINT_TYPE.
3813 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
3814 to define fixed-point constants.
3815 (c_cpp_builtins): Define fixed-point constants.
3816 * convert.c (fixed-value.h): New include.
3817 (convert_to_real): Update comment to include fixed-point.
3818 Support FIXED_POINT_TYPE.
3819 (convert_to_integer): Update comment to include fixed-point.
3820 Support FIXED_POINT_TYPE.
3821 (convert_to_complex): Support FIXED_POINT_TYPE.
3822 (convert_to_fixed): New function.
3823 * convert.h (convert_to_fixed): Declare.
3824 * genopinit.c: Add comment about $Q for only fixed-point modes.
3825 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
3826 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
3827 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
3828 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
3829 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
3830 usneg_optab for fixed-point modes.
3831 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
3833 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
3834 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
3835 unsigned saturation optabs, when type is saturating.
3836 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
3837 (expand_fixed_convert): New function.
3838 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
3839 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
3840 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
3841 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
3842 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
3843 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
3845 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
3846 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
3847 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
3848 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
3849 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
3851 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
3852 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
3853 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
3854 fractuns, satfractuns.
3855 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
3856 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
3857 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
3858 OTI_ssmsub_widen, OTI_usmsub_widen.
3859 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
3860 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
3861 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
3862 umsub_widen_optab, usmsub_widen_optab): Define.
3863 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
3865 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
3867 (expand_fixed_convert): Declare.
3868 * expr.c (convert_move): Support the move of fixed-point modes.
3869 (emit_move_insn_1): Handle fixed-point mode to move via integer.
3870 (categorize_ctor_elements_1): Handle FIXED_CST.
3871 (count_type_elements): Handle FIXED_POINT_TYPE.
3872 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
3873 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3875 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
3876 multiply and add/subtract for fixed-point types.
3877 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
3878 mode, we jump to binop directly.
3879 Support FIXED_CONVERT_EXPR.
3880 (do_store_flag): Check FIXED_CST to put a constant second.
3881 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
3882 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3883 (const_vector_from_tree): Support FIXED_CST.
3884 * doc/extend.texi (Fixed-Point): New node.
3885 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
3886 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
3887 satfract, fractuns, satfractuns): Document them.
3889 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3891 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
3892 addresses into I registers.
3894 2007-09-06 Jan Hubicka <jh@suse.cz>
3895 Andreas Tobler <a.tobler@schweiz.org>
3897 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
3899 (machopic_legitimize_pic_address): Likewise.
3901 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3902 Jan Hubicka <jh@suse.cz>
3904 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
3905 instead of ufloat_optab->handlers directly.
3906 (floatdidf2): Likewise.
3908 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
3910 * config/mips/mips.c: Include diagnostic.h.
3911 (mips_set_current_function): Check errorcount and sorrycount
3912 before generating RTL.
3914 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3917 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
3918 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
3919 (print_operand_reloc): Likewise.
3921 2007-09-06 Janis Johnson <janis187@us.ibm.com>
3925 2007-09-06 Jan Hubicka <jh@suse.cz>
3927 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3930 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3932 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3933 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3935 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3937 * optabs.c (expand_float): Convert unsigned integer as signed only
3938 if it provides sufficient accuracy; add mode argument to real_2expN.
3939 (expand_fix): Fix comment typos; extend binary float into mode
3940 wider than destination for converion to unsigned integer; add mode
3941 argument to real_2expN.
3942 * real.c (real_2expN): Add mode argument to special-case decimal
3944 * real.h (real_2expN): Ditto.
3945 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3947 (fixed_from_string): Ditto.
3948 (fixed_to_decimal): Ditto.
3949 (fixed_convert_from_real): Ditto.
3950 (real_convert_from_fixed): Ditto.
3951 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3952 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3953 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3954 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3956 2007-09-06 Tom Tromey <tromey@redhat.com>
3958 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
3959 * c-pch.c (c_common_read_pch): Restore current location after
3961 * tree.c (expand_location): Update.
3962 (expr_filename): Changed return type. Unified the two cases.
3963 (expr_lineno): Likewise.
3964 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
3966 * toplev.c (line_table): Changed type.
3967 (general_init): Update.
3968 (realloc_for_line_map): New function.
3969 (general_init): Allocate line_table using GC.
3970 * fix-header.c (line_table): Changed type.
3971 (read_scan_file): Update.
3972 (read_scan_file): Update.
3973 * c-ppoutput.c (maybe_print_line): Update.
3974 (print_line): Update.
3975 (cb_line_change): Update.
3976 (cb_define): Update.
3977 (pp_file_change): Update.
3978 * c-opts.c (c_common_init_options): Update.
3979 (finish_options): Update.
3980 (push_command_line_include): Update.
3981 * c-lex.c (cb_line_change): Update.
3982 (cb_def_pragma): Update.
3983 (cb_define): Update.
3985 (c_lex_with_flags): Use cpp_get_token_with_location.
3986 * input.h (line_table): Changed type.
3987 (location_from_locus): New macro.
3988 * tree.h (EXPR_FILENAME): No longer an lvalue.
3989 (EXPR_LINENO): Likewise.
3990 (expr_locus, set_expr_locus): Declare separately for
3991 USE_MAPPED_LOCATION.
3992 (expr_filename, expr_lineno): Changed return type.
3993 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
3994 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
3995 (expand_gimple_basic_block): Likewise.
3996 * final.c (final_scan_insn): Use expanded_location.
3998 2007-09-06 Richard Guenther <rguenther@suse.de>
4000 PR tree-optimization/32586
4001 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4002 folding if nothing changed.
4003 (simplify_unary_expression): New function. Do tree combining
4004 on conversion like codes.
4005 (try_to_simplify): Call it.
4006 * builtins.c (fold_builtin_cexp): Fold the built expressions.
4007 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
4009 2007-09-06 Jan Hubicka <jh@suse.cz>
4012 * cse.c (fold_rtx): Avoid invalid sharing.
4014 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4016 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4017 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4019 2007-09-06 Revital Eres <eres@il.ibm.com>
4021 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
4022 Fix offsettable memory reference for 750CL.
4024 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
4026 * reload.c (find_reloads_address_1): Try to preserve original
4027 base/index regclass of operands.
4028 * regrename.c (scan_rtx_address): Likewise.
4029 (replace_oldest_value_addr): Likewise.
4031 2007-09-06 Richard Guenther <rguenther@suse.de>
4033 PR tree-optimization/33302
4034 * domwalk.c (walk_dominator_tree): The exit block is
4035 interesting even if it is not reachable.
4037 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4040 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
4042 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
4044 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
4047 2007-09-05 Ian Lance Taylor <iant@google.com>
4049 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
4051 (dump_generic_node): Likewise.
4052 * print-rtl.c (print_decl_name): Likewise.
4053 * print-tree.c (print_node_brief): Likewise.
4054 (print_node): Likewise.
4055 * Makefile.in (RTL_BASE_H): Add alias.h.
4058 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
4060 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
4062 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
4063 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
4065 2007-09-06 Jie Zhang <jie.zhang@analog.com>
4067 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
4068 (tm_defines): Define UCLIBC_DEFAULT to 1.
4069 (extra_options): Add linux.opt.
4070 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
4071 (CRT_CALL_STATIC_FUNCTION): Likewise.
4072 (NO_IMPLICIT_EXTERN_C): Likewise.
4073 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
4074 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
4075 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
4076 (ENDFILE_SPEC): Don't define.
4077 (LIB_SPEC): Likewise.
4078 (CRT_CALL_STATIC_FUNCTION): Likewise.
4079 (NO_IMPLICIT_EXTERN_C): Likewise.
4080 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
4081 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
4083 2007-09-06 Jan Hubicka <jh@suse.cz>
4085 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
4088 2007-09-06 Jan Hubicka <jh@suse.cz>
4090 * opts.c (common_handle_option): Enable inlining functions for
4093 2007-09-06 Jakub Jelinek <jakub@redhat.com>
4095 * builtin-attrs.def (ATTR_NONNULL_3): New.
4096 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
4097 ATTR_NOTHROW_NONNULL_##FA.
4098 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
4099 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
4100 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
4101 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
4102 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
4103 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
4104 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
4106 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
4107 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
4108 ATTR_FORMAT_NOTHROW_3_4): Remove.
4109 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
4110 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
4111 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
4112 instead of ATTR_FORMAT_*_*.
4114 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
4116 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
4117 parts re-used for REG_FRAME_RELATED_EXPR.
4119 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4121 * optabs.c (expand_float): Convert unsigned integer as signed only
4122 if it provides sufficient accuracy; add mode argument to real_2expN.
4123 (expand_fix): Fix comment typos; extend binary float into mode
4124 wider than destination for converion to unsigned integer; add mode
4125 argument to real_2expN.
4126 * real.c (real_2expN): Add mode argument to special-case decimal
4128 * real.h (real_2expN): Ditto.
4129 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4131 (fixed_from_string): Ditto.
4132 (fixed_to_decimal): Ditto.
4133 (fixed_convert_from_real): Ditto.
4134 (real_convert_from_fixed): Ditto.
4135 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4136 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4137 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4138 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4140 2007-09-05 Ian Lance Taylor <iant@google.com>
4142 * init-regs.c (initialize_uninitialized_regs): Call
4143 emit_insn_before rather than add_insn_before.
4145 2007-09-05 Jakub Jelinek <jakub@redhat.com>
4147 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
4148 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
4149 * tree-inline.h (copy_body_data): Add call_expr field.
4150 * tree-inline.c (expand_call_inline): Initialize call_expr.
4151 (copy_bb): Append anonymous inline fn arguments to arguments
4152 when inlining a CALL_EXPR_VA_ARG_PACK call.
4153 * builtins.c (expand_builtin): Issue an error if
4154 BUILT_IN_VA_ARG_PACK is seen during expand.
4155 (fold_call_expr, fold_builtin_call_array): Don't fold
4156 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
4157 __builtin_va_arg_pack () call as last argument.
4158 * gimplify.c (gimplify_call_expr): If last argument to a vararg
4159 function is __builtin_va_arg_pack (), decrease number of call
4160 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
4161 * expr.c (expand_expr_real_1): Issue an error if
4162 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
4163 * tree-pretty-print.c (dump_generic_node): Handle printing
4164 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
4165 * doc/extend.texi (__builtin_va_arg_pack): Document.
4167 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
4169 PR tree-optimization/21513
4170 * builtins.c (build_builtin_expect_predicate): New function.
4171 (fold_builtin_expect): Add argument for expected value.
4172 Distribute __builtin_expect over short-circuiting operations.
4173 Fold nested builtin_expects.
4174 (fold_builtin_2): Adjust call to fold_builtin_expect.
4176 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
4179 PR tree-optimization/13756
4180 * doc/invoke.texi (Options That Control Optimization): Document
4183 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
4185 * gcc/config/i386/cpuid.h: New file.
4186 * gcc/config/i386/driver-i386.c: Include cpuid.h.
4187 (describe_cache): Shrink size and line strings to 100 bytes.
4188 (detect_caches_amd): Return "" for unsupported max_ext_level.
4189 Use __cpuid function.
4190 (detect_caches_intel): Return "" for unsupported max_level.
4191 Use __cpuid function.
4192 (host_detect_local_cpu): Change feature flag variables to
4193 unsigned int. Initialize only extended feature flag variables.
4194 Use __get_cpuid_max to determine max supported cpuid level.
4195 Use __cpuid function to determine supported features. Fix
4196 calculation of family id. Remove is_amd and check signature
4197 directly. Check for Geode signature. Handle family 4 id.
4198 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
4199 cpu discovery code to lower part of the function.
4200 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
4201 for sub-architecture.
4202 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
4203 [PROCESSOR_K8]: Add k8-sse3 architecture.
4204 [PROCESSOR_NOCONA]: Remove.
4205 [PROCESSOR_GENERIC64]: Ditto.
4206 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
4207 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
4208 to check for SSE and FXSAVE support.
4209 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
4210 Add -minline-all-stringops.
4211 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
4212 (x86_64-*-*): Ditto.
4214 2007-09-05 Jie Zhang <jie.zhang@analog.com>
4216 * config/bfin/linux-unwind.h: New file.
4217 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
4218 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
4220 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4222 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
4223 * stmt.c: Include alloc-pool.h.
4224 (struct case_node): Remove GTY marker.
4225 (add_case_node): New parameter case_node_pool. Use it for
4227 (expand_case): New allocation pool case_node_pool. Initialize it,
4228 pass to add_case_node and free it.
4230 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4231 David Ung <davidu@mips.com>
4232 Nigel Stephens <nigel@mips.com>
4234 Add mips16/nomips16 function attributes and -mflip-mips16 option
4235 for testing mixed-mode compilation.
4237 * config/mips/mips.opt (mflip-mips16): New.
4239 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
4240 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
4242 * config/mips/mips.c (mips_base_target_flags): New.
4243 (mips_base_mips16): New.
4244 (mips_base_schedule_insns): New.
4245 (mips_base_reorder_blocks_and_partition): New.
4246 (mips_base_align_loops): New.
4247 (mips_base_align_jumps): New.
4248 (mips_base_align_functions): New.
4249 (mips16_flipper): New.
4250 (mips_attribute_table): Add "mips16" and "nomips16" entries.
4251 (TARGET_SET_CURRENT_FUNCTION): Define.
4252 (mips_mips16_type_p, mips_nomips16_type_p): New.
4253 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
4254 (mips_function_ok_for_sibcall): Make it deal with functions with
4256 (mips_init_split_addresses): New, split out from override_options.
4257 (mips_init_relocs): New, split out from override_options.
4258 (was_mips16_p): New.
4259 (mips_set_mips16_mode): New, split out from override_options.
4260 (mips_set_current_function): New.
4261 (override_options): Add sorry for unsupported mips16/pic
4262 combination. Remove error for mips16/dsp combination. Save
4263 base option settings.
4264 (mips_file_start): Move mips16 mode setting output from here....
4265 (mips_output_function_prologue): ....to here.
4266 (mips_output_mi_thunk): Check for mips16 function.
4267 (build_mips16_function_stub): Don't set .mips16 here.
4268 (build_mips16_call_stub): Likewise.
4269 (mips_expand_builtin): Error in mips16 mode.
4270 (mips_use_mips16_mode_p): New.
4271 (mips_encode_section_info): Check for mips16 function, and set
4272 SYMBOL_REF_FLAGS accordingly.
4274 * doc/extend.texi (Function Attributes): Document new
4275 mips16/nomips16 attributes.
4276 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
4277 (MIPS Options): Document -mflip-mips16.
4279 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4281 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
4282 if we encounter TLS address in MIPS16 mode.
4283 (mips_legitimize_const_move): Check cannot_force_const_mem for
4284 the (const (plus symbol offset)) case; this forces invalid TLS
4285 address in MIPS16 mode to be caught by the above call to sorry.
4286 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
4287 because that now enables emutls, which is not ABI compatible
4288 with native TLS in non-MIPS16 mode.
4290 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4292 Add target hook invoked when cfun changes.
4294 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
4295 * target.h (struct gcc_target): Add set_current_function.
4296 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
4297 (TARGET_INITIALIZER): Add initializer for set_current_function.
4298 * tree.h (push_struct_function): New.
4299 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
4301 (set_cfun): Declare.
4302 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
4304 (push_function_context_to): Use allocate_struct_function
4305 to create null context, not init_dummy_function_start. Use set_cfun.
4306 (pop_function_context_from): Use set_cfun.
4307 (in_dummy_function): New.
4308 (invoke_set_current_function_hook): New.
4310 (push_cfun, pop_cfun): Use set_cfun.
4311 (push_struct_function): New.
4312 (allocate_struct_function): Call invoke_set_current_function_hook
4314 (prepare_function_start): Don't set cfun here. Remove unused
4315 argument; fix all callers.
4316 (init_dummy_function_start): Fiddle with in_dummy_function. Call
4317 push_struct_function.
4318 (init_function_start): Set cfun here.
4319 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
4320 * omp-low.c (create_omp_child_function): Use push_struct_function
4321 and pop_cfun to save/restore state.
4322 (expand_omp_parallel): Remove unused saved_cfun variable.
4323 * cgraphunit.c (ipa_passes): Use set_cfun.
4324 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
4325 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
4326 * matrix-reorg.c (transform_allocation_sites): Likewise.
4327 (matrix_reorg): Use set_cfun.
4328 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
4329 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
4330 assignment to cfun; use set_cfun for the other.
4331 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
4332 (dump_function_to_file): Use push_cfun/pop_cfun here.
4333 * c-decl.c (finish_function): Use set_cfun.
4335 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4337 * regrename.c (rerename_optimize): Use deferred rescanning and
4338 insert explicit calls to rescan insns when changed.
4340 2007-09-05 Jan Hubicka <jh@suse.cz>
4342 * optabs.c (libfunc_entry): Change optab to integer.
4343 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
4344 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
4345 of pointers for hashing.
4347 2007-09-05 Jan Hubicka <jh@suse.cz>
4349 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
4351 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
4352 * see.c (pass_see): Likewise.
4353 * tracer.c (pass_tracer): Likewise.
4354 * postreload-gcse.c (pass_gcse2): Likewise.
4355 * postreload.c (pass_postreload_cse): Likewise.
4356 * mode-switching.c (pass_mode_switching): Likewise.
4357 * modulo-sched.c (pass_sms): Likewise.
4358 * cse.c (cse_insn): Likewise.
4359 * web.c (pass_web): Likweise.
4360 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
4361 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
4362 * loop-init.c (pass_rtl_loop_init): Likewise.
4363 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
4364 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
4365 * global.c (pass_global_alloc): Likewise.
4366 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
4367 pass_if_after_reload): Likewise.
4368 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
4369 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
4370 * regmove.c (pass_regmove): Likewise.
4371 * function.c (pass_thread_prologugues_epilogues): Likewise.
4372 * gcse.c (pass_gcse): Likewise.
4373 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
4374 * lower-subreg.c (pass_lower_subreg2): Likewise.
4375 * bt-load.c (pass_branch_target_load): Likewise.
4376 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4377 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
4378 * combine.c (pass_combine): Likewise.
4379 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
4380 (pass_partition_blocks): Likewise.
4381 * var-tracking.c (pass_variable_track): Likewise.
4382 * reg-stack.c (pass_stack_regs_run): Likewise.
4383 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
4384 * passes.c (pass_postreload): Likewise.
4385 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
4386 * tree-pass.h (TODO_verify_rtl_sharing): New.
4387 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4388 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
4389 TODO_set_props, TODO_df_finish, TODO_df_verify,
4390 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
4392 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4394 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
4395 fold_real_zero_addition_p, reorder_operands_p,
4396 div_if_zero_remainder, fold_undefer_overflow_warnings,
4397 int_binop_types_match_p, fold_convert_const_int_from_int,
4398 fold_convert_const_int_from_real,
4399 fold_convert_const_int_from_fixed,
4400 fold_convert_const_real_from_real,
4401 fold_convert_const_real_from_fixed,
4402 fold_convert_const_fixed_from_fixed,
4403 fold_convert_const_fixed_from_int,
4404 fold_convert_const_fixed_from_real, maybe_lvalue_p,
4405 fold_checksum_tree, fold_check_failed, print_fold_checksum,
4406 debug_fold_checksum, multiple_of_p): Constify.
4407 * tree-flow-inline.h (get_lineno): Likewise.
4408 * tree-flow.h (get_lineno): Likewise.
4409 * tree-object-size.c (compute_object_offset, addr_object_size,
4410 alloc_object_size, pass_through_call): Likewise.
4411 * tree-pretty-print.c (op_symbol, print_call_name,
4412 print_struct_decl, do_niy): Likewise.
4413 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
4414 debug_fold_checksum): Likewise.
4416 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
4419 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
4420 note, remove the associated REG_RETVAL note.
4422 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4424 * config.gcc (powerpc*-*-*): Install
4425 spu2vmx.h, vec_types.h, and si2vmx.h headers.
4426 * config/rs6000/spu2vmx.h: New header.
4427 * config/rs6000/si2vmx.h: New header.
4428 * config/rs6000/vec_types.h: New header.
4430 2007-09-05 Ben Elliston <bje@au.ibm.com>
4432 * varasm.c (initializer_constant_valid_p): Fix comment typo.
4434 2007-09-05 Ben Elliston <bje@au.ibm.com>
4436 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
4438 (__stdcx): Make asm volatile.
4439 (__stwcx, __stdcx): Return only 0 or 1.
4441 2007-09-05 Jan Hubicka <jh@suse.cz>
4445 2007-09-04 Jan Hubicka <jh@suse.cz>
4446 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
4448 2007-09-04 Richard Guenther <rguenther@suse.de>
4449 * tree-ssa-operands.c (add_virtual_operand): Only mark
4450 stores as has_volatile_ops if alias information is not available.
4452 2007-09-05 Jakub Jelinek <jakub@redhat.com>
4454 * config/rs6000/tramp.asm: Include config.h.
4455 Check __PIC__ or __pic__ macro instead of SHARED.
4457 PR rtl-optimization/32300
4458 * see.c (see_copy_insn): New function.
4459 (see_def_extension_not_merged, see_merge_one_use_extension,
4460 see_merge_one_def_extension): Use it. Avoid changing
4461 PREV_INSN/NEXT_INSN chains directly, insted emit insns
4462 into sequences. Call df_insn_delete on temporary insns
4463 that won't be emitted into the insn stream.
4464 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
4465 and run df_process_deferred_rescans () before run_fast_dce.
4467 PR tree-optimization/33017
4468 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
4469 recurse for pure or const function calls.
4471 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4473 * c-format.c: Include alloc-pool.h.
4474 (check_format_info_main): New argument fwt_alloc. Use allocation
4475 pool instead of GC. Remove GC deallocation code.
4476 (check_format_arg): Create allocation pool, pass it to
4477 check_format_info_main and free it afterwards.
4478 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
4480 2007-09-05 Ben Elliston <bje@au.ibm.com>
4482 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
4483 Rename count macro arugment for clarity.
4484 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
4485 (__protected_stream_set): Likewise, pass 0.
4487 2007-09-04 Jan Hubicka <jh@suse.cz>
4489 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
4491 2007-09-04 Jan Hubicka <jh@suse.cz>
4493 * invoke.texi (-finline-small-functions): Document.
4494 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
4495 when deciding what is inlinable.
4496 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
4497 (cgraph_decide_inlining_of_small_function): Handle new flags.
4498 (cgraph_decide_inlining_incrementally): Likewise.
4499 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
4500 * common.opt (finline-small-functions): New.
4501 * Makefile.in (build/gengtype.o-warn): Work around PR29478
4503 2007-09-04 Richard Guenther <rguenther@suse.de>
4505 * tree-ssa-operands.c (add_virtual_operand): Only mark
4506 stores as has_volatile_ops if alias information is not available.
4508 2007-09-04 Andrew Haley <aph@redhat.com>
4510 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
4512 2007-09-04 Andrew Haley <aph@redhat.com>
4514 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
4515 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
4516 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
4518 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
4521 * common.opt: Mention ABI version 2 in comment.
4523 2007-09-04 Jan Hubicka <jh@suse.cz>
4525 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
4526 (libfunc_entry): New structure.
4527 (libfunc_hash): New hashtable.
4528 (hash_libfunc): New function.
4529 (eq_libfunc): New function.
4530 (convert_optab_libfunc): New function.
4531 (optab_libfunc): New function.
4532 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
4533 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
4534 expand_float, expand_fix, new_optab, new_convert_optab):
4535 Update for new libfunc API.
4536 (init_libfunc, init_integral_libfuncs,
4537 init_floating_libfuncs, init_interclass_conv_libfuncs
4538 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
4539 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
4540 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
4541 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
4542 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
4543 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
4544 gen_extend_conv_libfunc): New.
4545 (init_one_libfunc): Revamp for hashtables.
4546 (set_conv_libfunc): Likewise.
4547 (init_optabs): Initialize hashtable; use lazy initialization where
4549 * optabs.h (optab_handlers): Move out of GGC.
4550 (optab, convert_optab): Move out of GGC; add lazy gen info.
4551 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
4552 (optab_libfunc, convert_optab_libfunc): New.
4553 * builtins.c (expand_builtin_powi): Update for new API.
4554 * expr.c (convert_move): Likewise.
4555 * expmed.c (expand_divmod): Likewise.
4557 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4559 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
4560 GOT pointer only if there is a constant pool. Use the allocated space
4563 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4565 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
4568 2007-09-04 Revital Eres <eres@il.ibm.com>
4569 Richard Guenther <rguenther@suse.de>
4570 R. Clint Whaley <whaley@cs.utsa.edu>
4572 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
4574 * tree-tailcall.c (process_assignment): Use -fassociative-math
4575 when reodering operands of floating-point type.
4576 * fold-const.c (fold_comparison, fold_binary): Use
4577 -fassociative-math and -freciprocal-math instead of
4578 -funsafe-math-optimization flag.
4579 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
4580 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
4581 -freciprocal-math instead of -funsafe-math-optimizations.
4582 * opts.c (set_fast_math_flags): Set -freciprocal-math and
4583 -fassociative-math when -ffast-math is set.
4584 (set_unsafe_math_optimizations_flags): New Function
4585 to set -freciprocal-math and -fassociative-math when
4586 -funsafe-math-optimizations is set.
4587 (common_handle_option): Call it.
4588 * tree-vectorizer.c (vect_is_simple_reduction): Use
4589 -fassociative-math when doing reduction on floats.
4590 * loop-unroll.c (analyze_insn_to_expand_var): Use
4591 -fassociative-math when expanding an accumulator of type float.
4592 * simplify-rtx.c (simplify_binary_operation_1): Use
4593 -fassociative-math and -freciprocal-math when reordeing operands
4594 of floating-point type.
4595 * combine.c (combine_simplify_rtx): Likewise.
4596 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
4598 * common.opt (-fassociative-math, -freciprocal-math): New flags.
4600 2007-09-04 Paolo Carlini <pcarlini@suse.de>
4603 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
4605 2007-09-04 Jan Hubicka <jh@suse.cz>
4607 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
4609 2007-09-04 Jan Hubicka <jh@suse.cz>
4611 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
4612 and corresponding MATCH_DUP.
4614 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
4617 * combine.c (subst): Do not try to simplify X if it represents load
4618 of FP constant from the constant pool via float extension.
4620 2007-09-04 Ben Elliston <bje@au.ibm.com>
4622 * c-opts.c: Include "tm_p.h".
4623 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
4625 2007-09-04 Richard Guenther <rguenther@suse.de>
4627 PR tree-optimization/33291
4628 * tree-pretty-print.c (dump_generic_node): Dump all
4629 qualifiers for pointer types, not only first. Dump
4630 qualifiers for aggregate types as well.
4631 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
4632 use the canonical type for building ARRAY_REFs.
4633 * gimplify.c (canonicalize_addr_expr): Clean up. The
4634 correct validness check is compatibility of the pointer
4635 types. Always use the canonical type for building
4636 ARRAY_REFs and ADDR_EXPRs.
4637 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
4638 change that disabled propagation of ADDR_EXPRs into statements
4641 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4643 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
4644 (umulsi3_highpart): Make into expanders; existing insns are
4645 now named *[insn]_nov6. Add stars to existing [insn]_v6
4646 counterparts' names.
4648 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
4650 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
4651 (unprotoize.o): Remove SHLIB_MULTILIB.
4653 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
4655 * doc/extend.texi: Document progmem attribute for AVR.
4657 2007-09-03 Anatoly Sokolov <aesok@post.ru>
4660 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
4662 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4664 * optabs.c (expand_ffs): Initialize val and defined_at_zero
4667 * optabs.c: Remove unnecessary forward declarations.
4668 (expand_unop_direct): New, broken out of expand_unop.
4669 (expand_doubleword_clz): New.
4670 (expand_ctz): Move above expand_ffs. Use
4671 start_sequence, end_sequence, add_equal_note, and
4672 expand_unop_direct. Add more commentary.
4673 (expand_ffs): Try both ctz optab and expand_ctz.
4674 Generate a test and branch if the hardware doesn't give us
4675 a useful value for input zero. Style improvements similar to
4678 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
4680 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4682 * config.gcc: Delete stanza for arm-semi-aof and
4683 armel-semi-aof targets.
4684 * config/arm/arm-protos.h
4686 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
4687 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
4688 delete aof_pic_label and remove mention of AOF in comments.
4689 * config/arm/arm.md: Delete patterns used only for AOF assembly.
4691 * config/arm/semiaof.h
4692 * config/arm/t-semi: Delete file.
4694 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4696 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
4697 CONST_CAST_BB): New macros for type-specific casts.
4698 (CONST_CAST): Add a TYPE parameter and define it in terms of
4701 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
4702 * c-lex.c (cb_ident, lex_string): Likewise,
4703 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
4704 * config/i386/i386.c (ix86_function_regparm,
4705 ix86_function_sseregparm): Use CONST_CAST_TREE.
4706 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
4708 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4709 give_switch, set_multilib_dir): Likewise,
4710 * gengtype-parse.c (string_seq, typedef_name): Likewise,
4711 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
4712 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
4713 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
4714 * prefix.c (update_path): Likewise,
4715 * pretty-print.c (pp_base_destroy_prefix): Likewise,
4716 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
4717 * tree-cfg.c (tree_can_merge_blocks_p,
4718 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
4719 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
4720 * tree.c (build_string): Supply a TYPE for CONST_CAST.
4721 (attribute_list_contained): Use CONST_CAST_TREE.
4723 2007-09-03 Krister Walfridsson <cato@df.lth.se>
4725 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
4727 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4730 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
4731 before forcing them into a register.
4733 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4735 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
4736 rather than define_code_macro.
4738 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4740 * gcc.c (xputenv): New function.
4741 (putenv_from_prefixes): Use xputenv instead of putenv.
4742 (process_command): Use xputenv instead of putenv.
4743 (set_collect_gcc_options): Use xputenv instead of putenv.
4744 (main): Use xputenv instead of putenv.
4746 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4748 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
4749 availability of swap instruction.
4750 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
4752 2007-09-03 Revital Eres <eres@il.ibm.com>
4754 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
4757 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
4758 Ayal Zaks <zaks@il.ibm.com>
4759 Revital Eres <eres@il.ibm.com>
4761 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
4762 compute_split_row): New functions.
4763 (ps_unschedule_node): Remove.
4764 (normalize_sched_times): Iterate over the already scheduled
4765 insns instead of the number of nodes.
4766 (MAX_SPLIT_NUM): New definition.
4767 (sms_schedule_by_order): Change the scheduling heuristic to
4768 avoid useless increases of initiation interval ii.
4769 (get_sched_window): Add dump printouts.
4771 2007-09-02 David Daney <ddaney@avtrex.com>
4773 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
4774 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
4775 (optab, insn): Add more attributes.
4776 (fetchop_bit): New code macro.
4777 (immediate_insn): New code macro attribute.
4778 (sync): Change condition to ISA_HAS_SYNC.
4779 (rdhwr): Change predicate for operand 0 to register_operand.
4780 (memory_barrier): New expand.
4781 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4782 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4783 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4784 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4785 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
4786 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
4787 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4788 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4789 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
4791 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4792 Hans-Peter Nilsson <hp@axis.com>
4794 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
4795 Defined to describe availability and behavior of CLZ.
4796 * config/cris/cris.md (clzsi2): Implement using lz instruction.
4797 * config/cris/cris.opt: Tweak comment for "-metrax4".
4798 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
4799 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
4800 (count_leading_zeros): Define.
4802 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4804 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
4806 2007-09-02 Joseph Myers <joseph@codesourcery.com>
4809 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
4812 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4814 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
4815 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
4816 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
4817 sched-deps.c, sched-int.h, system.h, target.h,
4818 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
4819 tree.def: Fix comment typos.
4821 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4823 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
4824 (override_options): Turn on -mstrict-align on non-ColdFire
4826 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
4828 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4830 * c-common.c (const_strip_array_types): Delete.
4831 * c-common.h (const_strip_array_types): Likewise.
4832 * emit-rtl.c (const_next_insn, const_previous_insn,
4833 const_next_nonnote_insn, const_prev_nonnote_insn,
4834 const_next_real_insn, const_prev_real_insn,
4835 const_next_active_insn, const_prev_active_insn, const_next_label,
4836 const_prev_label): Delete.
4837 * gimple-low.c (block_may_fallthru): Use expr_last.
4838 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
4839 * rtl.h (const_previous_insn, const_next_insn,
4840 const_prev_nonnote_insn, const_next_nonnote_insn,
4841 const_prev_real_insn, const_next_real_insn,
4842 const_prev_active_insn, const_next_active_insn, const_prev_label,
4843 const_next_label): Delete.
4844 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
4845 * system.h (CONST_CAST): Update comment.
4846 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
4847 (const_first_stmt, const_last_stmt): Delete.
4848 (tree_block_ends_with_condjump_p): Use last_stmt.
4849 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
4850 * tree-iterator.c (const_expr_first, const_expr_last,
4851 const_expr_only): Delete.
4852 * tree.c (const_lookup_attribute): Likewise.
4853 (attribute_list_contained): Use lookup_attribute.
4854 * tree.h (const_lookup_attribute, const_expr_first,
4855 const_expr_last, const_expr_only): Delete.
4857 2007-09-01 Richard Guenther <rguenther@suse.de>
4859 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
4860 instead of TREE_THIS_VOLATILE.
4861 * tree-ssa-operands.c (add_virtual_operand): Do not set
4862 has_volatile_ops. Do not check s_ann for NULL.
4863 (get_indirect_ref_operands): Likewise.
4864 (get_expr_operands): Likewise. For all reference trees
4865 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
4866 check base of reference for TREE_THIS_VOLATILE.
4868 2007-09-01 Richard Guenther <rguenther@suse.de>
4870 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
4871 between integral types. Also allow conversions between
4874 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4876 * optabs.c (prepare_float_lib_cmp): Use
4877 libgcc_cmp_return_mode instead of word_mode.
4878 * config/dfp-bit.h: Likewise.
4879 * config/fp-bit.h: Likewise.
4880 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
4882 (spu_libgcc_shift_count_mode): New function.
4883 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
4884 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
4886 2007-08-31 Joseph Myers <joseph@codesourcery.com>
4888 * tree-pretty-print.c: Include output.h.
4889 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
4890 HOST_WIDE_INT_PRINT_DEC.
4891 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
4893 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
4895 PR rtl-optimization/33224
4896 * loop-iv.c (latch_dominating_def): Check that the definition belongs
4897 to the analysed region.
4899 2007-08-31 Richard Guenther <rguenther@suse.de>
4901 * function.c (allocate_struct_function): Do not set
4902 current_function_returns_pointer.
4903 * function.h (struct var_refs_queue): Remove.
4904 (struct simple_obstack_stack): Likewise.
4905 (struct function): Remove fixup_var_refs_queue member.
4906 Remove returns_pointer flag.
4907 (current_function_returns_pointer): Remove define.
4909 2007-08-31 Nick Clifton <nickc@redhat.com>
4911 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
4912 secondary keys in order to obtain a stable sort.
4914 2007-08-31 Nick Clifton <nickc@redhat.com>
4917 * config/m32r/constraints.md: Add W constraint for integer zero.
4918 * config/m32r/m32r.md (get_pc): Use W and i constraints.
4919 Fix length calculation by using alternatives.
4921 2007-08-31 Richard Sandiford <richard@codesourcery.com>
4923 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
4924 split out from expand_binop.
4925 (avoid_expensive_constant): New function.
4926 (expand_binop_directly): Remove commutative_op argument and
4927 (expand_binop_directly): Remove commutative_op argument and
4928 call cummutative_optab_p instead. Do not change op0 or op1
4929 when swapping xop0 and xop1. Apply avoid_expensive_constant
4930 to each argument after potential swapping. Enforce the
4931 canonical order of commutative operands.
4932 (expand_binop): Use shift_optab_p and commutative_optab_p.
4933 Update the calls to expand_binop_directly. Only force constants
4934 into registers when widening an operation. Only swap operands
4935 once a direct expansion has been rejected.
4936 (expand_twoval_binop): Only force constants into registers when
4937 using a direct expansion.
4939 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
4941 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
4942 (sched_analyze_insn): Don't postprocess speculative dependencies when
4943 target has no scheduling.
4944 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
4945 'uninitialized' warning.
4947 2007-08-31 Richard Guenther <rguenther@suse.de>
4949 * tree.c (build_complex_type): Always set TYPE_NAME for
4952 2007-08-31 Olivier Hainque <hainque@adacore.com>
4954 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
4955 internal macro. Default alignment factor for csect directives, chosen
4956 to match what BIGGEST_ALIGNMENT allows.
4957 (DATA_SECTION_ASM_OP): Use it.
4958 * config/rs6000/rs6000.c
4959 (rs6000_xcoff_output_readonly_section_asm_op):
4960 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
4961 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
4963 2007-08-31 Olivier Hainque <hainque@adacore.com>
4965 * dbxout.c (dbxout_block): Move declaration within the first
4966 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
4967 block to include the definition, together with the associated
4970 2007-08-31 David Edelsohn <edelsohn@gnu.org>
4971 Revital Eres <eres@il.ibm.com>
4973 * doc/invoke.texi (-mpaired): Document flag.
4974 * config.gcc: Include paired.h in powerpc extra_headers and
4975 750cl.h in powerpc-*-linux*paired*.
4976 * config/rs6000/rs6000.opt (-mpaired): New flag.
4977 * config/rs6000/rs6000.c (paired_init_builtins,
4978 paired_expand_builtin, paired_expand_lv_builtin,
4979 paired_expand_stv_builtin, paired_expand_predicate_builtin):
4980 New functions to support the paired single builtin functions.
4981 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
4982 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
4984 (bdesc_paired_preds): New structure for paired predicate
4986 (rs6000_expand_builtin): Expand paired single builtins.
4987 (rs6000_init_builtins): Init paired single builtins.
4988 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
4989 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
4990 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
4991 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
4992 (rs6000_vector_mode_supported_p): Support paired vector mode.
4993 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
4994 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
4996 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
4997 (DATA_ALIGNMENT): Likewise.
4998 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
4999 (rs6000_builtins): Add PAIRED builtins.
5000 * config/rs6000/rs6000.md: Include paired.md.
5001 * config/rs6000/paired.h: New.
5002 * config/rs6000/paired.md: New.
5003 * config/rs6000/750cl.h: New.
5004 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
5006 2007-08-30 Ollie Wild <aaw@google.com>
5008 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
5009 * gcc.c (default_compilers): Add -fno-directives-only to
5010 @assembler-with-cpp.
5012 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
5016 * regclass.c (initial_fixed_regs): Revert previous change and make
5018 (initial_call_used_regs): Likewise.
5019 (initial_call_really_used_regs): Delete, reverting previous addition.
5020 (initial_reg_names): Likewise.
5021 (init_reg_sets): Revert previous change.
5022 (saved_fixed_regs): New.
5023 (saved_call_used_regs): New.
5024 (saved_call_really_used_regs): New.
5025 (saved_reg_names): New.
5026 (save_register_info): New.
5027 (restore_register_info): New.
5028 (init_reg_sets_1): Replace reset of register info with call to
5029 restore_register_info.
5030 * rtl.h (save_register_info): Declare.
5031 * toplev.c (backend_init): Call save_register_info.
5033 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5035 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
5036 from the original statement.
5038 2007-08-30 Chao-ying Fu <fu@mips.com>
5040 * c-lex.c (interpret_fixed): Declare.
5041 (interpret_float): Process _Fract and _Accum.
5042 (interpret_fixed): New function.
5043 * final.c (output_addr_const): Process CONST_FIXED.
5044 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
5045 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
5047 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
5049 (simplify_immed_subreg): Support CONST_FIXED.
5050 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
5051 (simplify_subreg): Support CONST_FIXED.
5053 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5055 * config/rs6000/ppu_intrinsics.h: New file.
5056 * config.gcc (powerpc*-*-* <extra_headers>): Install
5059 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5061 * cfg.c (dump_flow_info): Change to also print entry and exit
5063 * print-rtl.c (print_rtl_single): Allow to print rtl with
5066 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5068 * df-core.h (df_dump_region): New function.
5069 * df.h (df_dump_region): New function.
5070 * loop-invariant.c (find_defs): Add call to df_dump_region.
5071 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
5074 2007-08-30 Jakub Jelinek <jakub@redhat.com>
5077 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
5078 true if any of the compare_section_name calls returned true,
5079 rather than if any returned false.
5081 2007-08-30 Richard Guenther <rguenther@suse.de>
5083 PR tree-optimization/33199
5084 * tree-ssa-structalias.c (handle_lhs_call): New function.
5085 (find_func_aliases): In non-IPA mode make sure that for
5086 calls that return a pointer we add a constraint for the
5087 result to point to anything.
5089 2007-08-30 Richard Guenther <rguenther@suse.de>
5091 * doc/invoke.texi (-mveclibabi): Document new target option.
5092 * config/i386/i386.opt (-mveclibabi): New target option.
5093 * config/i386/i386.c (ix86_veclib_handler): Handler for
5094 vectorization library support.
5095 (override_options): Handle the -mveclibabi option, initialize
5096 the vectorization library handler.
5097 (ix86_builtin_vectorized_function): As fallback call the
5098 vectorization library handler, if set.
5099 (ix86_veclibabi_acml): New static function for ACML ABI style
5100 vectorization support.
5102 2007-08-30 Jakub Jelinek <jakub@redhat.com>
5104 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
5105 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
5106 SImode and update m. Don't run gen_lowpart_common on arbitrary
5107 memory address, force it to register first.
5110 * dce.c (dce_process_block): Don't delete setters of
5111 artificially used registers.
5113 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5115 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
5116 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
5117 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
5119 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5121 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
5123 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
5124 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
5126 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5128 * system.h: Activate -Wcast-qual as warning-only.
5130 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
5133 * config/rs6000/rs6000.c (compare_section_name): New function.
5134 (rs6000_elf_in_small_data_p): Compare section prefixes instead
5137 2007-08-29 Olivier Hainque <hainque@adacore.com>
5139 * xcoffout.c: #include debug.h.
5140 * Makefile.in (xcoffout.o): Add debug.h dependency.
5142 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
5144 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
5145 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
5147 2007-08-29 Richard Guenther <rguenther@suse.de>
5149 * tree-pretty-print.c (dump_generic_node): Print
5150 label DECL_UID as D.%u.
5151 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
5153 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5155 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
5156 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
5158 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
5161 * tree.c (build_type_attribute_qual_variant): Set canonical types
5162 on the final, unqualified attribute variant before building the
5165 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5167 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
5168 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
5170 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5173 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5174 * config/bfin/bfin.md (composev2hi): Put operands into vector
5177 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5179 * config/bfin/bfin.md (composev2hi): Put operands into vector
5182 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5184 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
5185 attribute when appropriate.
5186 (bfin_handle_l1_text_attribute): New.
5187 (bfin_handle_l1_data_attribute): New.
5188 (bfin_attribute_table): Add attributes: l1_text, l1_data,
5189 l1_data_A and l1_data_B.
5190 * doc/extend.texi (node Function Attributes): Document l1_text
5192 (Variable Attributes): Add Blackfin subsection. Document l1_data,
5193 l1_data_A and l1_data_B variable attributes.
5195 2007-08-28 Jie Zhang <jie.zhang@analog.com>
5197 * config/bfin/bfin.opt (minline-plt): Add.
5198 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
5199 call to global functions.
5200 * doc/invoke.texi (Option Summary): Mention -minline-plt.
5201 (Blackfin Options): Document -minline-plt.
5203 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
5205 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
5206 given a non-function.
5207 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
5209 2007-08-28 DJ Delorie <dj@redhat.com>
5211 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
5213 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5215 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
5217 2007-08-28 Richard Guenther <rguenther@suse.de>
5219 * tree.h (struct tree_function_decl): Increase size of
5220 function_code bitfield.
5222 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
5223 Kazu Hirata <kazu@codesourcery.com>
5225 * gcc/config/m68k/linux.h
5226 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
5227 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
5228 (m68k_return_in_memory): New.
5229 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
5232 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
5235 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
5236 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
5237 operand) when top VEC_SELECT extracts scalar element.
5238 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
5239 (*vec_extract_v4sf_mem): Ditto.
5241 2007-08-28 Jakub Jelinek <jakub@redhat.com>
5244 * passes.c (init_optimization_passes): Move pass_df_finish
5245 after pass_postreload sublist.
5247 PR rtl-optimization/33148
5248 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
5249 (neg (lt X 0)) if X has scalar int mode.
5252 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
5253 initializer, use build_vector_from_ctor if possible to create
5254 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
5255 even after this, return NULL.
5257 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
5259 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
5261 2007-08-28 Richard Guenther <rguenther@suse.de>
5263 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
5264 (struct tree_function_decl): Make function_code a bitfield.
5265 Add disregard_inline_limits flag.
5266 * cgraphunit.c (cgraph_process_new_functions): Check
5267 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
5268 (cgraph_preserve_function_body_p): Likewise.
5269 * ipa-inline.c (compute_inline_parameters): Likewise.
5270 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
5271 for GNU C extern inline functions.
5272 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
5273 * tree-inline.c (disregard_inline_limits_p): Remove.
5274 * tree-inline.h (disregard_inline_limits_p): Likewise.
5275 * c-common.c (handle_always_inline_attribute): Set
5276 DECL_DISREGARD_INLINE_LIMITS.
5277 * langhooks.c (add_builtin_function): Verify the function code
5278 fits in the bitfield.
5280 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
5281 Vladimir Yanovsky <yanov@il.ibm.com>
5282 Revital Eres <eres@il.ibm.com>
5283 Andrey Belevantsev <abel@ispras.ru>
5285 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
5287 * modulo-sched.c: Add documentation regarding do-loop.
5288 (doloop_register_get): Change number of arguments to support
5289 the new do-loop pattern and check whether COUNT_REG has no other
5290 occurences in the loop besides in the control part.
5291 (duplicate_insns_of_cycles): Do not duplicate the insn which
5292 changes count_reg as it is already adjusted.
5293 (generate_prolog_epilog): New argument to support the new
5294 do-loop pattern. Change the subtract instruction to use
5295 expand_simple_binop. Call duplicate_insns_of_cycles with new
5297 (sms_schedule): Call doloop_register_get and
5298 generate_prolog_epilog with new argument. Do not handle loops
5299 with single sets insns with subreg in their lhs.
5300 * loop-doloop.c (doloop_optimize): Support for another do-loop
5302 (doloop_condition_get): Gets an instruction instead of a pattern
5303 and change the return condition when the do-loop pattern is
5305 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
5306 deps when considering to not create edges.
5308 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
5310 * doc/extend.texi (gnu_inline funtion attribute): Document C++
5313 2007-08-27 Jason Merrill <jason@redhat.com>
5316 * gimplify.c (gimplify_modify_expr): Discard the assignment of
5317 zero-sized types after calling gimplify_modify_expr_rhs.
5319 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
5321 * regclass.c (init_reg_autoinc): Fix typo.
5323 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
5325 Fix PR tree-optimization/33173
5326 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
5328 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
5331 * config/i386/i386.h (VALID_DFP_MODE_P): New.
5332 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
5335 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
5336 David Ung <davidu@mips.com>
5337 Nigel Stephens <nigel@mips.com>
5339 Separate target-specific initialization from general
5340 back-end initialization.
5342 * toplev.c (init_alignments): New, split out from...
5343 (process_options): ...here.
5344 (backend_init_target): New, split out from...
5345 (backend_init): ...here.
5346 (lang_dependent_init_target): New, split out from...
5347 (lang_dependent_init): ...here.
5348 (target_reinit): New.
5349 * toplev.h (target_reinit): Declare.
5350 * expr.c (init_expr_target): Renamed from init_expr_once, since it
5351 now can be called more than once. Update comments.
5352 * expr.h (init_expr_target): Likewise.
5353 * alias.c (init_alias_target): Renamed from init_alias_once, since it
5354 now can be called more than once. Explicitly zero
5355 static_reg_base_value.
5356 * emit-rtl.c (init_emit_regs): New, split out from...
5357 (init_emit_once): Here.
5358 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
5359 non-const, so that changes from command-line arguments can overwrite
5360 values provided by the static initializers.
5361 (initial_call_really_used_regs): New, used similarly to the above.
5362 (initial_reg_names): Likewise.
5363 (last_mode_for_init_move_cost): Promoted function-local static to
5364 file-scope static to make it accessible outside init_move_cost.
5365 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
5366 Do not initialize inv_reg_alloc_order yet, either. Do initialize
5367 reg_names since it is needed for parsing command-line options.
5368 (init_move_cost): Use last_mode_for_init_move_cost instead of
5369 function-local static.
5370 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
5371 call_really_used_regs now. Reinitialize reg_names. Also
5372 initialize inv_reg_alloc_order. Zero reg_class_subunion and
5373 reg_class_superunion. Clear losing_caller_save_reg_set.
5374 Preserve global registers if called more than once. Reset
5375 move cost, may_move_in_cost, may_move_out_cost, and
5376 last_mode_for_init_move_cost.
5377 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
5378 can now be invoked more than once. Update comments.
5379 (init_regs): Update comments.
5380 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
5381 and initial_call_really_used_regs, instead of the non-initial
5382 variables. This allows us to save the command-line register settings
5383 after target reinitialization.
5384 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
5385 * rtl.h (init_emit_regs): Declare.
5386 (init_reg_modes_target, init_alias_target): Renamed as described
5388 * reload1.c (init_reload): Update comments.
5389 * optabs.c (init_optabs): Likewise.
5390 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
5392 2007-08-26 Chao-ying Fu <fu@mips.com>
5394 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
5397 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5399 * alias.c (memory_modified_1, memory_modified_in_insn_p):
5401 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
5403 * bb-reorder.c (copy_bb_p): Likewise.
5404 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
5405 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
5406 block_ends_with_condjump_p): Likewise.
5407 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
5408 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
5409 block_ends_with_condjump_p): Likewise.
5410 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
5411 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
5412 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
5413 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
5414 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
5415 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
5416 debug_true_const_tree instad of debug_true_tree.
5417 * debug.c (do_nothing_debug_hooks): Likewise.
5418 * debug.h (ignore_block, debug_true_const_tree): Constify.
5419 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
5420 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
5421 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
5422 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
5423 dbx_reg_number, is_based_loc, field_type,
5424 simple_type_align_in_bits, simple_decl_align_in_bits,
5425 simple_type_size_in_bits, field_byte_offset, insert_float,
5426 type_tag, member_declared_type, is_redundant_typedef,
5427 secname_for_decl, is_inlined_entry_point): Likewise.
5428 * emit-rtl.c (const_next_insn, const_previous_insn,
5429 const_next_nonnote_insn, const_prev_nonnote_insn,
5430 const_next_real_insn, const_prev_real_insn,
5431 const_next_active_insn, const_prev_active_insn, const_next_label,
5432 const_prev_label): Likewise.
5433 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
5435 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
5436 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
5437 sched_insn_is_legitimate_for_speculation_p): Likewise.
5438 * jump.c (reversed_comparison_code_parts,
5439 reversed_comparison_code, reversed_comparison, condjump_label):
5441 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
5442 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
5444 * rtl.h (const_previous_insn, const_next_insn,
5445 const_prev_nonnote_insn, const_next_nonnote_insn,
5446 const_prev_real_insn, const_next_real_insn,
5447 const_prev_active_insn, const_next_active_insn, const_prev_label,
5448 const_next_label, modified_between_p, modified_in_p,
5449 const_note_storeskeep_with_call_p, condjump_label,
5450 reversed_comparison, reversed_comparison_code,
5451 reversed_comparison_code_parts, memory_modified_in_insn_p,
5452 stack_regs_mentioned): Likewise.
5453 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
5454 keep_with_call_p): Likewise.
5455 * sched-deps.c (deps_may_trap_p, sched_get_condition,
5456 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
5457 sd_lists_size, sd_lists_empty_p): Likewise.
5458 * sched-int.h (sched_insns_conditions_mutex_p,
5459 haifa_classify_insn, no_real_insns_p,
5460 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
5461 sd_lists_size, sd_lists_empty_p): Likewise.
5462 * sdbout.c (sdb_debug_hooks): Likewise.
5463 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
5464 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
5465 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
5467 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
5468 tree_can_throw_internal): Likewise.
5469 * tree-flow-inline.h (phi_nodes): Likewise.
5470 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
5471 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
5472 * tree-gimple.c (const_get_call_expr_in): Likewise.
5473 * tree-gimple.h (const_get_call_expr_in): Likewise.
5474 * tree.c (const_lookup_attribute, attribute_list_equal,
5475 attribute_list_contained): Likewise.
5476 * tree.h (attribute_list_equal, attribute_list_contained,
5477 const_lookup_attribute): Likewise.
5478 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
5480 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
5482 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
5483 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
5485 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
5488 * config/alpha/constraints.md: Delete "svn:mime-type" property
5489 with svn propdel "svn:mime-type".
5491 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
5494 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
5495 non NOTE insn doesn't cross basic block.
5496 (noce_try_abs): Likewise.
5497 (noce_process_if_block): Likewise.
5499 2007-08-26 David Edelsohn <edelsohn@gnu.org>
5502 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
5503 operand without auto-inc-dec.
5504 * config/rs6000/rs6000.md (floatsidf2_internal): Use
5505 offsettable_mem_operand.
5506 (floatunssidf2_internal): Same.
5507 (fix_truncdfsi2_internal): Same.
5508 (floatsidf_ppc64): Same.
5509 (floatunssidf_ppc64): Same.
5510 (fix_trunctfsi2_internal): Same.
5512 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
5515 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
5516 pass defines needed for version.c.
5518 2007-08-25 Joseph Myers <joseph@codesourcery.com>
5520 * configure.ac (--debug-prefix-map check): Change assembler
5521 version presumed to have feature to 2.18.
5522 * configure: Regenerate.
5524 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5526 * c-common.c (vector_types_convertible_p,
5527 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
5528 self_promoting_args_p): Constify.
5529 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
5530 c_promoting_integer_type_p, self_promoting_args_p,
5531 anon_aggr_type_p, vector_types_convertible_p): Likewise.
5532 * c-decl.c (anon_aggr_type_p): Likewise.
5533 * * c-dump.c (dump_stmt): Likewise.
5534 * c-objc-common.c (has_c_linkage): Likewise.
5535 * c-tree.h (same_translation_unit_p): Likewise.
5536 * c-typeck.c (null_pointer_constant_p,
5537 tagged_types_tu_compatible_p, function_types_compatible_p,
5538 type_lists_compatible_p, lvalue_or_else, lvalue_p,
5539 comptypes_internal, struct tagged_tu_seen_cache,
5540 same_translation_unit_p, alloc_tagged_tu_seen_cache,
5541 c_size_in_bytes): Likewise.
5542 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
5543 hash_ptr, eq_ptr): Likewise.
5544 * langhooks-def.h (lhd_decl_ok_for_sibcall,
5545 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
5546 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
5547 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
5549 * optabs.c (optab_for_tree_code): Likewise.
5550 * optabs.h (optab_for_tree_code): Likewise.
5551 * rtl.h (simplify_rtx): Likewise.
5552 * simplify-rtx.c (simplify_rtx): Likewise.
5553 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
5554 dump_flag, dump_node): Likewise.
5555 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
5556 queue_and_dump_type, dump_flag): Likewise.
5557 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
5558 * tree-pass.h (dump_node): Likewise.
5559 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
5560 supportable_narrowing_operation): Likewise.
5561 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
5562 supportable_narrowing_operation): Likewise.
5563 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
5564 is_negative_overflow_infinity, is_positive_overflow_infinity,
5565 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
5566 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
5567 update_value_range, add_equivalence, ssa_name_nonnegative_p,
5568 ssa_name_nonzero_p, fp_predicate): Likewise.
5569 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
5570 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
5571 ssa_name_nonnegative_p): Likewise.
5573 2007-08-25 Hans Kester <hans.kester@ellips.nl>
5575 * config.gcc : Add x86_64-elf target.
5577 2007-08-25 Jakub Jelinek <jakub@redhat.com>
5579 * expr.c (store_expr): Fix order of store_by_pieces arguments.
5581 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
5582 Nigel Stephens <nigel@mips.com>
5586 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
5587 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
5588 * expr.c (SET_BY_PIECES_P): Define.
5589 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
5590 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
5591 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
5593 * expr.h (SET_RATIO): Define.
5594 (can_store_by_pieces, store_by_pieces): Update prototypes.
5595 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
5596 can_store_by_pieces/store_by_pieces.
5597 (expand_builtin_memcpy_args): Likewise.
5598 (expand_builtin_strncpy): Likewise.
5599 (expand_builtin_memset_args): Likewise. Also remove special case
5600 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
5601 decide what to do instead.
5602 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
5603 to can_store_by_pieces.
5605 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
5606 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
5608 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
5609 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
5610 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
5611 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
5612 (STORE_BY_PIECES_P): Define.
5614 2007-08-24 Tom Tromey <tromey@redhat.com>
5616 * varpool.c (varpool_last_needed_node): Fix comment typo.
5617 * c-decl.c (duplicate_decls): Fix comment typo.
5618 (clone_underlying_type): Update comment.
5620 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5622 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
5623 alpha_in_small_data_p, alpha_split_complex_arg,
5624 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5626 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
5627 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
5629 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
5630 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5631 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
5632 * config/darwin.c (darwin_binds_local_p): Likewise.
5633 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
5635 * config/i386/i386-protos.h (i386_pe_binds_local_p,
5636 i386_pe_valid_dllimport_attribute_p): Likewise.
5637 * config/i386/i386.c (ix86_function_regparm,
5638 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
5639 x86_can_output_mi_thunk, ix86_mangle_type,
5640 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
5641 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
5642 i386_pe_binds_local_p): Likewise.
5643 * config/ia64/ia64.c
5644 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
5645 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
5646 ia64_invalid_conversion, ia64_invalid_unary_op,
5647 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5649 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
5650 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
5651 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5652 * config/mips/mips.c (mips_use_blocks_for_constant_p,
5653 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
5654 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5655 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
5656 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
5657 * config/pa/pa.c (pa_commutative_p): Likewise.
5658 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
5660 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
5661 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
5662 rs6000_use_blocks_for_constant_p,
5663 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
5664 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5665 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
5666 * config/s390/s390.c (s390_mangle_type,
5667 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
5669 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5670 th_in_small_data_p): Likewise.
5671 * config/sh/sh.c (sh_ms_bitfield_layout_p,
5672 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5674 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
5675 sparc_mangle_type): Likewise.
5676 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
5677 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
5678 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
5680 * hooks.c (hook_bool_mode_const_rtx_false,
5681 hook_bool_mode_const_rtx_true,
5682 hook_bool_const_tree_hwi_hwi_const_tree_false,
5683 hook_bool_const_tree_hwi_hwi_const_tree_true,
5684 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5685 hook_constcharptr_const_tree_null,
5686 hook_constcharptr_const_rtx_null,
5687 hook_constcharptr_const_tree_const_tree_null,
5688 hook_constcharptr_int_const_tree_null,
5689 hook_constcharptr_int_const_tree_const_tree_null): New.
5690 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5691 hook_bool_tree_hwi_hwi_tree_false,
5692 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5693 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5694 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5695 hook_constcharptr_int_tree_null,
5696 hook_constcharptr_int_tree_tree_null): Delete.
5697 (default_can_output_mi_thunk_no_vcall): Constify.
5698 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5699 hook_bool_tree_hwi_hwi_tree_false,
5700 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5701 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5702 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5703 hook_constcharptr_int_tree_null,
5704 hook_constcharptr_int_tree_tree_null): Delete.
5705 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
5706 hook_bool_const_tree_hwi_hwi_const_tree_false,
5707 hook_bool_const_tree_hwi_hwi_const_tree_true,
5708 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5709 hook_constcharptr_const_tree_null,
5710 hook_constcharptr_const_rtx_null,
5711 hook_constcharptr_const_tree_const_tree_null,
5712 hook_constcharptr_int_const_tree_null,
5713 hook_constcharptr_int_const_tree_const_tree_null): New.
5714 (default_can_output_mi_thunk_no_vcall): Constify.
5715 * integrate.c (function_attribute_inlinable_p): Likewise.
5716 * integrate.h (function_attribute_inlinable_p): Likewise.
5717 * jump.c (rtx_renumbered_equal_p): Likewise.
5718 * output.h (decl_readonly_section, categorize_decl_for_section,
5719 default_use_anchors_for_symbol_p, default_binds_local_p,
5720 default_binds_local_p_1): Likewise.
5721 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
5723 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5724 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
5725 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
5726 TARGET_COMP_TYPE_ATTRIBUTES,
5727 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
5728 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
5729 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
5730 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
5731 TARGET_DWARF_CALLING_CONVENTION): Likewise.
5732 * target.h (can_output_mi_thunk, needs_block_p,
5733 first_cycle_multipass_dfa_lookahead_guard_spec,
5734 vector_alignment_reachable, comp_type_attributes,
5735 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
5736 commutative_p, use_blocks_for_constant_p,
5737 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
5738 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
5739 invalid_within_doloop, valid_dllimport_attribute_p,
5740 split_complex_arg, invalid_arg_for_unprototyped_fn,
5741 invalid_conversion, invalid_unary_op, invalid_binary_op):
5743 * targhooks.c (default_invalid_within_doloop,
5744 hook_invalid_arg_for_unprototyped_fn,
5745 default_builtin_vector_alignment_reachable): Likewise.
5746 (hook_bool_rtx_commutative_p): Delete.
5747 (hook_bool_const_rtx_commutative_p): New.
5748 * targhooks.h (default_invalid_within_doloop,
5749 default_builtin_vector_alignment_reachable,
5750 hook_invalid_arg_for_unprototyped_fn): Constify.
5751 (hook_bool_rtx_commutative_p): Delete.
5752 (hook_bool_const_rtx_commutative_p): New.
5753 * varasm.c (bss_initializer_p, decl_default_tls_model,
5754 categorize_decl_for_section, decl_readonly_section,
5755 default_use_anchors_for_symbol_p, default_binds_local_p,
5756 default_binds_local_p_1): Constify.
5758 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5760 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5761 __NO_BUILTIN if -fno-builtin.
5763 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5765 * config/bfin/bfin.c (print_operand): Report error instead of
5766 ICE for wrong operand.
5768 2007-08-24 Michael Matz <matz@suse.de>
5770 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
5772 2007-08-24 Richard Guenther <rguenther@suse.de>
5775 * tree-ssa.c (useless_type_conversion_p): Split into a
5776 recursive and a non-recursive part.
5777 (useless_type_conversion_p_1): New function.
5778 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
5779 from maybe_fold_offset_to_reference is trivially convertible
5780 to the desired type before doing the simplification.
5782 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5784 * expr.c (store_expr): Optimize initialization of an array
5786 * expr.h (builtin_strncpy_read_str): New prototype.
5787 * builtins.c (builtin_strncpy_read_str): Remove prototype.
5790 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
5793 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
5794 field when initializing if_info structure.
5796 2007-08-24 Richard Guenther <rguenther@suse.de>
5798 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
5800 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
5801 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
5802 * tree-inline.c (inlinable_function_p): Fold in common parts of
5803 the cannot_inline_tree_fn langhook.
5804 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
5805 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
5806 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5807 cannot_inline_tree_fn langhook.
5808 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5809 cannot_inline_tree_fn member.
5811 2007-08-24 Richard Guenther <rguenther@suse.de>
5813 * expr.c (get_inner_reference): Do computation of bitoffset
5814 from offset in a way we can detect overflow reliably.
5816 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5818 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
5820 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5822 * config/bfin/bfin.opt (mfast-fp): Add.
5823 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
5824 libbffastfp override libgcc if -mfast-fp.
5825 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
5826 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
5827 (Blackfin Options): Document -mfast-fp.
5829 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5831 PR tree-optimization/32573
5833 * tree-data-ref.c (initialize_data_dependence_relation): Clear
5834 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
5835 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
5836 (build_classic_dist_vector): Return false rather than true if
5837 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
5838 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
5839 returned false. Don't call save_dist_v before calling
5840 build_classic_dist_vector_1.
5841 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
5842 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
5843 DDR_DIR_VECTS vectors.
5845 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
5847 * configure.ac (leb128): Modify sed statement to work with any
5848 binutils version string.
5849 * configure: Regenerate
5851 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5853 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
5854 Wrap in RTX_CODE macro guard.
5855 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
5856 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
5857 arm_mark_dllimport, arm_pe_encode_section_info,
5858 arm_pe_unique_section): Use ISO-C function declarations.
5859 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
5860 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
5861 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
5863 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
5864 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
5866 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
5868 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
5869 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
5870 (register_move_cost): Use ISO-C function declarations.
5871 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
5872 * config/score/score-protos.h (score_declare_object): Add
5874 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
5876 * final.c (profile_function): Avoid empty if-bodies.
5879 * calls.c (must_pass_in_stack_var_size,
5880 must_pass_in_stack_var_size_or_pad): Constify.
5881 * config/alpha/alpha-protos.h (function_value): Likewise.
5882 * config/alpha/alpha.c (alpha_return_in_memory,
5883 alpha_pass_by_reference, function_value,
5884 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
5885 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5887 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
5888 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5889 TARGET_PROMOTE_PROTOTYPES): Likewise.
5890 * config/arm/arm-protos.h (arm_return_in_memory,
5891 arm_pad_arg_upward, arm_function_value): Likewise.
5892 * config/arm/arm.c (arm_pass_by_reference,
5893 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
5894 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5895 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
5897 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5898 * config/avr/avr-protos.h (avr_function_value): Likewise.
5899 * config/avr/avr.c (avr_return_in_memory,
5900 gas_output_limited_string, gas_output_ascii, avr_function_value,
5901 avr_return_in_memory): Likewise.
5902 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
5903 * config/bfin/bfin.c (bfin_pass_by_reference,
5904 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
5905 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
5907 * config/cris/cris.c (cris_pass_by_reference,
5908 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
5909 * config/crx/crx.c (crx_return_in_memory): Likewise.
5910 * config/darwin.c (function_base, machopic_function_base_name):
5912 * config/fr30/fr30.c (fr30_must_pass_in_stack,
5913 TARGET_PROMOTE_PROTOTYPES): Likewise.
5914 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
5915 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
5916 * config/i386/i386-protos.h (ix86_return_in_memory,
5917 ix86_sol10_return_in_memory): Likewise.
5918 * config/i386/i386.c (ix86_function_value,
5919 ix86_function_sseregparm, ix86_must_pass_in_stack,
5920 type_natural_mode, classify_argument, examine_argument,
5921 construct_container, ix86_pass_by_reference, function_value_32,
5922 function_value_64, ix86_function_value_1, return_in_memory_32,
5923 return_in_memory_64, return_in_memory_ms_64,
5924 ix86_return_in_memory, ix86_sol10_return_in_memory,
5925 TARGET_PROMOTE_PROTOTYPES): Likewise.
5926 * config/ia64/ia64-protos.h (ia64_function_value,
5927 ia64_hpux_function_arg_padding): Likewise.
5928 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
5929 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
5930 ia64_hpux_function_arg_padding): Likewise.
5931 * config/iq2000/iq2000-protos.h (function_arg,
5932 iq2000_function_value): Likewise.
5933 * config/iq2000/iq2000.c (iq2000_return_in_memory,
5934 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
5935 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5936 function_arg, iq2000_function_value): Likewise.
5937 * config/m32c/m32c-protos.h (m32c_function_value,
5938 m32c_promote_function_return): Likewise.
5939 * config/m32c/m32c.c (m32c_pass_by_reference,
5940 m32c_promote_prototypes, m32c_promote_function_return,
5941 m32c_function_value): Likewise.
5942 * config/m32r/m32r.c (m32r_return_in_memory,
5943 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5944 m32r_in_small_data_p): Likewise.
5945 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
5947 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
5948 m68hc11_function_arg_padding): Likewise.
5949 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
5950 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
5951 m68k_function_value): Likewise.
5952 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
5953 mcore_function_value): Likewise.
5954 * config/mcore/mcore.c (handle_structs_in_regs,
5955 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5956 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5957 mcore_num_arg_regs, mcore_function_value): Likewise.
5958 * config/mips/mips-protos.h (mips_pad_arg_upward,
5959 mips_function_value): Likewise.
5960 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
5961 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
5962 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5963 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
5964 mips_function_value): Likewise.
5965 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
5967 * config/mmix/mmix.c (mmix_pass_by_reference,
5968 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
5969 mmix_encode_section_info): Likewise.
5970 * config/mn10300/mn10300-protos.h (mn10300_function_value):
5972 * config/mn10300/mn10300.c (mn10300_return_in_memory,
5973 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5974 mn10300_function_value): Likewise.
5975 * config/mt/mt-protos.h (mt_function_value): Likewise.
5976 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
5977 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
5978 * config/pa/pa-protos.h (function_arg_padding, function_value,
5979 pa_return_in_memory): Likewise.
5980 * config/pa/pa.c (pa_pass_by_reference,
5981 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5982 function_arg_padding, function_value, pa_return_in_memory):
5984 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
5985 * config/rs6000/rs6000-protos.h (rs6000_function_value,
5986 function_arg_padding): Likewise.
5987 * config/rs6000/rs6000.c (rs6000_return_in_memory,
5988 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
5989 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
5990 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5991 function_arg_padding, altivec_expand_dst_builtin,
5992 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
5993 altivec_init_builtins, rs6000_common_init_builtins,
5994 rs6000_function_value): Likewise.
5995 * s390/s390-protos.h (s390_function_value): Likewise.
5996 * config/s390/s390.c (s390_function_arg_size,
5997 s390_pass_by_reference, s390_return_in_memory,
5998 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5999 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
6000 * config/score/score-protos.h (score_function_value): Likewise.
6001 * config/score/score.c (score_arg_partial_bytes,
6002 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6003 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
6004 score_pass_by_reference, score_add_offset, score_function_value):
6006 * config/sh/sh-protos.h (sh_attr_renesas_p,
6007 sh_promote_prototypes): Likewise.
6008 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
6009 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
6010 sh_attr_renesas_p): Likewise.
6011 * config/sparc/sparc-protos.h (function_value,
6012 function_arg_padding): Likewise.
6013 * config/sparc/sparc.c (sparc_promote_prototypes,
6014 sparc_return_in_memory, sparc_pass_by_reference,
6015 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6016 function_arg_record_value_2, function_arg_record_value_1,
6017 function_arg_record_value, function_arg_record_value,
6018 function_arg_padding, function_value): Likewise.
6019 * config/spu/spu-protos.h (spu_function_value): Likewise.
6020 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
6021 spu_function_value): Likewise.
6022 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
6024 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
6025 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
6026 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
6028 * config/v850/v850.c (v850_return_in_memory,
6029 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
6030 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
6031 * config/xtensa/xtensa.c (xtensa_return_in_msb,
6032 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
6033 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
6035 * explow.c (promote_mode, hard_function_value): Likewise.
6036 * expr.h (hard_function_value, promote_mode): Likewise.
6037 * function.c (aggregate_value_p): Likewise.
6038 * hooks.c (hook_bool_const_tree_true): New.
6039 * hooks.h (hook_bool_const_tree_true): New.
6040 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
6041 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6042 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6043 TARGET_RETURN_IN_MSB): Likewise.
6044 * target.h (promote_function_args, promote_function_return,
6045 promote_prototypes, return_in_memory, return_in_msb,
6046 pass_by_reference, must_pass_in_stack, callee_copies,
6047 function_value): Likewise.
6048 * targhooks.c (default_return_in_memory,
6049 hook_pass_by_reference_must_pass_in_stack,
6050 hook_callee_copies_named,
6051 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
6052 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
6053 default_function_value): Likewise.
6054 * targhooks.h (default_return_in_memory,
6055 hook_pass_by_reference_must_pass_in_stack,
6056 hook_callee_copies_named,
6057 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
6058 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
6059 default_function_value): Likewise.
6060 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
6061 (equiv_class_label_hash, equiv_class_label_eq): Constify.
6062 * tree-vectorizer.c (bb_in_loop_p): Likewise.
6063 * tree.c (needs_to_live_in_memory): Likewise.
6064 * tree.h (struct tree_type, needs_to_live_in_memory,
6065 aggregate_value_p, must_pass_in_stack_var_size,
6066 must_pass_in_stack_var_size_or_pad): Likewise.
6067 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
6068 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
6069 lookup_filename): Likewise.
6071 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
6074 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
6075 fake fcomi i387 instruction for !TARGET_CMOVE.
6076 (ix86_expand_branch): Expand natural sequence with one jump for
6077 all targets, not only TARGET_CMOVE.
6078 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
6079 pattern to implement fake fcomi sequence. Split instruction after
6080 reload to correct compare sequences.
6081 (*cmpfp_xf_cc): Ditto.
6082 (*cmpfp_<mode>_cc): Ditto.
6083 (*cmpfp_u_cc): Ditto.
6084 (*cmpfp_<mode>_cc): Ditto.
6086 2007-08-23 Richard Guenther <rguenther@suse.de>
6088 * tree-pretty-print.c (dump_generic_node): Annotate
6089 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
6091 2007-08-23 Richard Guenther <rguenther@suse.de>
6093 * builtins.c (expand_builtin_mathfn): Wrap argument in
6094 save_expr directly instead of re-building the call.
6095 (expand_builtin_mathfn_2): Likewise.
6096 (expand_builtin_mathfn_3): Likewise.
6097 (expand_builtin_interclass_mathfn): Likewise.
6098 (expand_builtin_int_roundingfn): Set arg.
6099 (expand_builtin_int_roundingfn_2): Likewise.
6101 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
6103 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
6104 *sse_nand<mode>3, *sse_xor<mode>3): New.
6106 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
6108 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
6109 * config/i386/i386.c (print_operand): Handle ';' code. Output
6110 semicolon for TARGET_MACHO.
6111 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
6112 emit semicolon after 'lock' prefix.
6113 (sync_double_compare_and_swap<mode>): Ditto.
6114 (*sync_double_compare_and_swapdi_pic): Ditto.
6115 (*sync_compare_and_swap_cc<mode>): Ditto.
6116 (sync_double_compare_and_swap_cc<mode>): Ditto.
6117 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
6118 (sync_old_add<mode>): Ditto.
6119 (sync_add<mode>): Ditto.
6120 (sync_sub<mode>): Ditto.
6121 (sync_ior<mode>): Ditto.
6122 (sync_and<mode>): Ditto.
6123 (sync_xor<mode>): Ditto.
6125 2007-08-22 Chao-ying Fu <fu@mips.com>
6127 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
6129 (copy_rtx): Handle CONST_FIXED.
6130 (rtx_equal_p): Likewise.
6131 * rtl.h (fixed_value.h): New include.
6132 (rtx_def): Add a new field of fixed_value to u.
6133 (XCNMPFV): Define for accessing fixed_value.
6134 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
6136 * rtl.def (CONST_FIXED): New constant.
6137 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
6138 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
6139 US_ASHIFT): New codes.
6140 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
6141 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
6142 unsigned_fract_convert, unsigned_sat_fract): Document them.
6143 * varasm.c (assemble_integer): Extend to support fixed-point constants
6144 by using different machine classes.
6145 (decode_addr_const): Handle FIXED_CST.
6146 (const_hash_1): Likewise.
6147 (compare_constant): Likewise.
6148 (copy_constant): Likewise.
6149 (const_rtx_hash_1): Handle CONST_FIXED.
6150 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6151 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6153 (initializer_constant_valid_p): Handle FIXED_CST.
6154 (output_constant): Support FIXED_POINT_TYPE.
6155 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
6156 * cse.c (hash_rtx): Support CONST_FIXED.
6157 (exp_equiv_p): Likewise.
6158 (cannon_reg): Likewise.
6159 (fold_rtx): Likewise.
6160 (equiv_constant): Likewise.
6161 (cse_process_notes_1): Likewise.
6162 (count_reg_usage): Likewise.
6163 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
6164 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
6165 (wrap_constant): Check CONST_FIXED.
6166 (cselib_hash_rtx): Support CONST_FIXED.
6167 (cselib_subst_to_values): Likewise.
6168 * df-scan.c (df_uses_record): Likewise.
6169 * gcse.c (want_to_gcse_p): Likewise.
6170 (oprs_unchanged_p): Likewise.
6171 (oprs_not_set_p): Likewise.
6172 (compute_transp): Likewise.
6173 (extract_mentioned_regs_helper): Likewise.
6174 * genemit.c (gen_exp): Likewise.
6175 * local-alloc.c (equiv_init_varies_p): Likewise.
6176 (contains_replace_regs): Likewise.
6177 (memref_referenced_p): Likewise.
6178 * loop-invariant.c (check_maybe_invariant): Likewise.
6179 (hash_invariant_expr_1): Likewise.
6180 (invariant_expr_equal_p): Likewise.
6181 * postreload-gcse.c (oprs_unchanged_p): Likewise.
6182 * regclass.c (reg_scan_mark_refs): Likewise.
6183 * regrename.c (scan_rtx): Likewise.
6184 * resource.c (mark_referenced_resources): Likewise.
6185 (mark_set_resources): Likewise.
6186 * rtlanal.c (rtx_unstable_p): Likewise.
6187 (rtx_varies_p): Likewise.
6188 (count_occurrences): Likewise.
6189 (reg_mentioned_p): Likewise.
6190 (modified_between_p): Likewise.
6191 (modified_in_p): Likewise.
6192 (volatile_insn_p): Likewise.
6193 (volatile_refs_p): Likewise.
6194 (side_effects_p): Likewise.
6195 (may_trap_p_1): Likewise.
6196 (inequality_comparisons_p): Likewise.
6197 (computed_jump_p_1): Likewise.
6198 (commutative_operand_precedence): Likewise.
6199 * sched-deps.c (sched_analyze_2): Likewise.
6200 * sched-vis.c (print_value): Likewise.
6201 * reload.c (operands_match_p): Likewise.
6202 (subst_reg_equivs): Likewise.
6203 * reload1.c (eliminate_regs_1): Likewise.
6204 (elimination_effects): Likewise.
6205 (scan_paradoxical_subregs): Likewise.
6206 * alias.c (rtx_equal_for_memref_p): Likewise.
6207 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
6208 * emit-rtl.c (const_fixed_htab): New hash table.
6209 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
6211 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
6212 const_fixed_from_fixed_value): New functions.
6213 (verify_rtx_sharing): Handle CONST_FIXED.
6214 (copy_rtx_if_shared_1): Likewise.
6215 (reset_used_flags): Likewise.
6216 (set_used_flags): Likewise.
6217 (copy_insn_1): Likewise.
6218 (init_emit_once): Create const_fixed_htab.
6219 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
6221 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
6223 PR tree-optimization/32949
6224 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
6225 before failing for ivs with non-constant step.
6227 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
6229 * doc/md.texi (Iterators): Renamed from Macros. All contents
6230 changed to reflect rename of respectively define_code_macro and
6231 define_mode_macro to define_code_iterator and define_mode_iterator.
6232 (Mode Iterators, Code Iterators): Similar.
6233 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
6234 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
6235 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
6236 (initialize_iterators, find_iterator, check_code_iterator)
6237 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
6238 (read_mapping, read_rtx_1): Similar.
6239 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
6240 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
6241 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
6242 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
6243 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
6244 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
6245 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
6246 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
6247 config/rs6000/sync.md, config/rs6000/rs6000.md,
6248 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
6249 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
6250 config/vax/vax.md, config/bfin/bfin.md: Similar.
6252 2007-08-22 David Daney <ddaney@avtrex.com>
6254 * doc/install.texi (Testing): Mention testing on a simulator.
6256 2007-08-22 Janis Johnson <janis187@us.ibm.com>
6258 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
6260 * doc/libgcc.texi (Decimal float library routines): Fix formatting
6261 and rearrange floating point conversion functions into different
6264 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6266 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
6267 dfa_post_advance_cycle): New scheduler hooks.
6268 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
6269 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
6271 (TARGET_SCHED): Use them.
6272 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
6273 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
6274 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
6276 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
6277 function to facilitate debugging.
6278 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
6279 (output_insn_has_dfa_reservation_p): New static function to output
6280 insn_has_dfa_reservation_p ().
6281 (write_automata): Use it.
6282 * genattr.c (main): Output declaration for
6283 insn_has_dfa_reservation_p ().
6285 2007-08-22 Christian Bruel <christian.bruel@st.com>
6286 Richard Guenther <rguenther@suse.de>
6288 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
6289 * simplify_rtx (simplify_binary_operation_1): Likewise.
6291 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
6293 PR rtl-optimization/32557
6294 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
6295 of REGNO (mws->mw_reg).
6297 2007-08-22 Richard Guenther <rguenther@suse.de>
6300 * builtins.c (expand_builtin_int_roundingfn): Replace call
6301 argument wrapped with SAVE_EXPR directly.
6302 (expand_builtin_int_roundingfn_2): Likewise.
6304 2007-08-22 Richard Guenther <rguenther@suse.de>
6306 * tree-inline.c (inlinable_function_p): Restore disregarding
6307 inline limits for GNU extern inline functions.
6309 2007-08-22 Richard Guenther <rguenther@suse.de>
6312 * tree.c (host_integerp): Treat sizetype as signed as it is
6315 2007-08-21 Ian Lance Taylor <iant@google.com>
6317 PR tree-optimization/33134
6318 * tree-vrp.c (adjust_range_with_scev): Call
6319 set_value_range_to_value.
6321 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
6323 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
6326 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
6328 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
6331 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
6333 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
6334 cases to set eight bytes at a time.
6335 (expand_block_move): Likewise.
6337 2007-08-21 Jakub Jelinek <jakub@redhat.com>
6340 * dwarf2out.c (gen_decl_die): Don't call
6341 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
6343 2007-08-21 Paul Brook <paul@codesourcery.com>
6344 Nathan Sidwell <nathan@codesourcery.com>
6345 Mark Mitchell <mark@codesourcery.com>
6346 Joseph Myers <joseph@codesourcery.com>
6348 * configure.ac: Add --with-pkgversion and --with-bugurl.
6349 * configure: Regenerate.
6350 * doc/install.texi: Document them.
6351 * version.c (version_string): Remove VERSUFFIX.
6352 (VERSUFFIX): Remove.
6353 (pkgversion_string): New.
6354 (bug_report_url): Do not hard-code initializer.
6355 * version.h (pkgversion_string): Declare.
6356 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
6358 (version.o): Define PKGVERSION and BUGURL.
6359 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
6360 (%.pod): Define BUGURL.
6361 * gcc.c (process_command, main): Use pkgversion_string.
6362 * toplev.c (compile_file, print_version): Likewise.
6363 * protoize.c (main): Likewise.
6364 * gcov.c (print_version): Likewise. Update copyright date.
6365 * gcov-dump.c (print_version): Likewise. Update copyright date.
6366 * mips-tdump.c (main): Likewise. Update copyright date.
6367 * mips-tfile.c (main): Likewise. Update copyright date.
6368 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
6369 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
6370 shorten description.
6371 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
6372 * doc/gccint.texi: Likewise.
6373 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
6374 Update copyright date.
6376 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
6378 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
6379 (ix86_expand_strlensi_unroll_1): Ditto.
6380 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
6381 (ix86_expand_carry_flag_compare): Update comment.
6383 2007-08-21 Jakub Jelinek <jakub@redhat.com>
6386 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
6387 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
6389 2007-08-21 Richard Guenther <rguenther@suse.de>
6391 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
6393 2007-08-21 Richard Guenther <rguenther@suse.de>
6396 * fold-const.c (fold_binary): Remove index +p PTR folding.
6397 Fix types of POINTER_PLUS_EXPR generated by folding of
6400 2007-08-20 Chao-ying Fu <fu@mips.com>
6402 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
6403 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
6404 RID_ONEWAY, so that it can be checked in declspecs_add_type.
6405 (c_common_fixed_point_type_for_size): Declare.
6406 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
6407 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
6408 (c_token_starts_declspecs): Likewise.
6409 (c_parser_declspecs): Likewise.
6410 (c_parser_attributes): Likewise.
6411 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
6412 (c_declspecs): Add saturating_p.
6413 * c-decl.c (build_null_declspecs): Initialize saturating_p.
6414 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
6415 _Sat. Handle RID_SAT.
6416 Avoid using void, bool, char, int, float, double, _Decimal32,
6417 _Decimal64, _Decimal128, and complex with _Sat.
6418 Handle RID_FRACT and RID_ACCUM.
6419 Make sure _Sat is used with _Fract or _Accum.
6420 (finish_declspecs): Handle cts_fract and cts_accum.
6421 * c-common.c (fixed-value.h): New include.
6422 (constant_expression_warning): Handle FIXED_CST.
6423 (overflow_warning): Likewise.
6424 (warnings_for_convert_and_check): Likewise.
6425 (c_common_fixed_point_type_for_size): New.
6426 (c_common_type_for_mode): Handle fixed-point modes to
6427 return various saturating/non-saturating, signed/unsigned types.
6428 (c_common_signed_or_unsigned_type): Support fixed-point types.
6429 (shorten_compare): Check fixed-point zero.
6430 Handle FIXED_POINT_TYPE.
6431 (c_common_truthvalue_conversion): Handle FIXED_CST.
6432 Handle FIXED_POINT_TYPE.
6433 (c_common_nodes_and_builtins): Record builtin types for fixed-point
6435 (handle_mode_attribute): Handle fixed-point modes. Need to check
6436 if the signness of base type and fixed-point modes are consistent.
6437 (handle_vector_size_attribute): Handle fixed-point modes.
6438 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
6439 (warn_for_div_by_zero): Check fixed-point zero.
6440 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
6441 a common fixed-point type based on fbit, ibit, sign, and saturation.
6442 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
6443 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
6444 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
6445 (convert_for_assignment): Support FIXED_POINT_TYPE.
6446 (digest_init): Handle FIXED_POINT_TYPE.
6447 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
6448 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
6449 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
6450 GE_EXPR, LT_EXPR, GT_EXPR.
6451 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
6452 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
6453 * target.h (gcc_target): Add fixed_point_supported_p.
6454 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
6455 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
6456 (default_fixed_point_supported_p): Define.
6457 * targhooks.h (default_fixed_point_supported_p): Declare.
6458 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
6459 * doc/install.texi (Configuration): Add --enable-fixed-point.
6460 * configure.ac (--enable-fixed-point): New to enable fixed-point
6461 arithmetic extension to C. For mips targets, we enable it by default.
6462 * configure, config.in: Regenerate.
6464 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
6466 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
6468 2007-08-20 David Edelsohn <edelsohn@gnu.org>
6470 * dwarf2out.c (text_section_used): Move declaration outside ifdef
6471 DWARF2_DEBUGGING_INFO.
6472 (cold_text_section_used): Same.
6473 (cold_text_section): Same.
6475 2007-08-20 Richard Guenther <rguenther@suse.de>
6477 * c-typeck.c (convert_for_assignment): Use the type of
6478 the member for the initialization.
6480 2007-08-20 Richard Guenther <rguenther@suse.de>
6482 * c-objc-common.c (c_disregard_inline_limits): Remove.
6483 * c-objc-common.h (c_disregard_inline_limits): Likewise.
6484 * cgraphunit.c (cgraph_process_new_functions): Call
6485 disregard_inline_limits_p.
6486 (cgraph_preserve_function_body_p): Likewise.
6487 * ipa-inline.c (compute_inline_parameters): Likewise.
6488 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
6490 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
6491 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6492 disregard_inline_limits langhook.
6493 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
6495 * langhooks.h (lang_hooks_for_tree_inlining): Remove
6496 disregard_inline_limits langhook.
6497 * tree-inline.c (disregard_inline_limits_p): New function.
6498 * tree-inline.h (disregard_inline_limits_p): Declare.
6500 2007-08-20 Richard Guenther <rguenther@suse.de>
6502 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
6503 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
6504 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6505 auto_var_in_fn_p langhook.
6506 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
6508 * tree.c (auto_var_in_fn_p): ... here.
6509 (find_var_from_fn): Call auto_var_in_fn_p directly.
6510 * langhooks.h (lang_hooks_for_tree_inlining): Remove
6511 auto_var_in_fn_p langhook.
6512 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
6513 (copy_body_r): Likewise.
6514 (self_inlining_addr_expr): Likewise.
6515 * tree.h (auto_var_in_fn_p): Declare.
6517 2007-08-20 Richard Guenther <rguenther@suse.de>
6519 * tree.c (WALK_SUBTREE): Call walk_tree_1.
6520 (walk_type_fields): Take lh parameter.
6521 (walk_tree): Rename to ...
6522 (walk_tree_1): ... this. Do not call the walk_subtrees
6523 langhook but the now passed callback. Pass lh on recursion.
6524 (walk_tree_without_duplicates): Rename to ...
6525 (walk_tree_without_duplicates_1): ... this. Take lh parameter
6526 and call walk_tree_1.
6527 * tree.h (walk_tree_lh): New typedef.
6528 (walk_tree_1): Declare.
6529 (walk_tree_without_duplicates_1): Likewise.
6530 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
6531 (walk_tree_without_duplicates): New define to
6532 walk_tree_without_duplicates_1 with NULL lh parameter.
6533 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
6534 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
6536 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
6537 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
6538 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
6541 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6544 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
6545 code in front of the compacting of basic blocks.
6546 Move the folding of statements inbetween the cgraph checking
6547 and compacting of basic blocks.
6549 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6550 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6553 * config/alpha/alpha.c (va_list_skip_additions): Check for
6554 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
6555 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
6556 PLUS_EXPR when checking ap.__base.
6557 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
6558 when doing addition on pointer types. Use size_int instead of
6560 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
6561 ptr_type in the second operand.
6563 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6566 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
6568 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6571 * cfgexpand.c (expand_one_register_var): Mark pointer
6572 DECL_ARTIFICIAL as REG_POINTER also.
6573 * stmt.c (expand_decl): Likewise.
6575 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
6582 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
6583 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
6584 on_worklist argument and avoid adding things to worklist multiple
6586 (add_to_worklist): Ditto.
6587 (mark_aliases_call_clobbered): Mark entire structure clobbered if
6588 single SFT is clobbered.
6589 (set_initial_properties): Ditto.
6590 (compute_call_clobbered): Update for changes to function
6592 (create_overlap_variables_for): Always create SFT for offset 0.
6593 (create_structure_vars): Handle PHI's, since we are in SSA form at
6595 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
6596 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
6598 (add_vars_for_offset): Figure out aliases from access + points-to.
6599 (add_virtual_operand): Use add_vars-for_offset.
6600 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
6601 (add_call_clobber_ops): Remove makes_clobbering_call set.
6602 (get_expr_operands): Always pass through the INDIRECT_REF
6604 * tree-ssa-structalias.c (struct constraint_graph): Remove
6606 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
6607 address_taken, pt_used, number_incoming.
6608 (FIRST_ADDR_NODE): Removed.
6609 (merge_graph_nodes): Remove broken code for the moment.
6610 (init_graph): New function.
6611 (build_pred_graph): Remove code to init_graph.
6612 Add location equivalence support.
6613 (struct scc_info): Rename roots to deleted.
6615 (init_scc_info): Ditto
6616 (init_topo_info): Use graph->size.
6617 (compute_topo_order): Ditto.
6618 (do_da_constraint): Removed.
6619 (do_sd_constraint): Remove calls to find().
6620 set_union_with_increment should always get 0 as last arg here.
6621 (do_complex_constraint): Replace do_da_constraint with assert.
6623 (struct equiv_class_label): New.
6624 (pointer_equiv_class_table): Ditto.
6625 (location_equiv_class_table): Ditto.
6626 (equiv_class_label_hash): Ditto.
6627 (equiv_class_label_eq): Ditto
6628 (equiv_class_lookup): Ditto.
6629 (equiv_class_ladd): Ditto.
6630 (pointer_equiv_class): Ditto.
6631 (location_equiv_class): Ditto.
6632 (condense_visit): Rename and rewrite from label_visit to do only
6633 SCC related stuff for HU.
6634 (label_visit): Do HU work for HU.
6635 (perform_var_substitution): Update to do HU and location
6637 (free_var_substitution_info): Update to free HU and location
6638 equivalence structures. */
6639 (find_equivalent_node): Update for pointer but not location
6641 (unite_pointer_equivalences): New function.
6642 (move_complex_constraints): Rewrite to only do moving.
6643 (rewrite_constraints): Split out of move_complex_constraints.
6644 (solve_graph): Use graph->size.
6645 (process_constraint_1): Add from_call argument, use it.
6646 Split *a = &b into two constraints.
6647 (process_constraint): Use new process_constraint_1.
6648 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
6649 (get_constraint_for): Handle non-pointer integers properly.
6650 Remove code that used to handle structures.
6651 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
6652 with unknown addends.
6653 (handle_rhs_call): New function.
6654 (find_func_aliases): Use handle_rhs_call.
6655 (set_uids_in_ptset): Add an assert.
6656 (set_used_smts): Fix bug in not considering unified vars.
6657 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
6658 (compute_points_to_sets): Update for other function changes.
6659 (delete_points_to_sets): Ditto.
6660 (ipa_pta_execute): Ditto.
6661 (pass_ipa_pta): We need to update SSA after ipa_pta.
6663 2007-08-19 Jan Hubicka <jh@suse.cz>
6665 * i386.md: Replace "rim" and "mri" constraints by "g".
6667 2007-08-19 Joseph Myers <joseph@codesourcery.com>
6669 * dwarf2out.c (text_section_used, cold_text_section_used,
6670 cold_text_section, dwarf2out_note_section_used): New.
6671 (dwarf2out_init): Initialize cold_text_section.
6672 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
6673 dwarf2out_note_section_used.
6674 (size_of_aranges): Only count entry for text section if it was
6675 used. Count entry for cold text section if it was used.
6676 (output_aranges): Only output entries for text section and cold
6677 text section if they were used.
6679 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6681 * tree-pretty-print.c (debug_generic_expr): Add a comment about
6683 (debug_generic_stmt): Likewise.
6684 (debug_tree_chain): Likewise.
6686 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6688 * tree-data-refs.c (split_constant_offset): Expose.
6689 * tree-data-refs.h (split_constant_offset): Add declaration.
6691 * tree-vectorizer.h (dr_alignment_support): Renamed
6692 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
6693 Added a new value dr_explicit_realign.
6694 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
6695 dr_offset, dr_step, and dr_aligned_to, along with new access
6696 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
6697 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
6698 STMT_VINFO_DR_ALIGNED_TO.
6700 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
6702 In case of outer-loop vectorization with non-fixed misalignment - use
6703 the dr_explicit_realign scheme instead of the optimized realignment
6705 (new_stmt_vec_info): Initialize new fields.
6707 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
6708 'nested_in_vect_loop' case. Change verbosity level.
6709 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
6710 Don't fail on zero step in the outer-loop for loads.
6711 (vect_analyze_data_refs): Call split_constant_offset to calculate
6712 base, offset and init relative to the outer-loop.
6714 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
6715 BSI function argument with a new function argument - at_loop.
6716 Simplify the condition that determines STEP. Takes additional argument
6717 INV_P. Support outer-loop vectorization (handle the
6718 nested_in_vect_loop case), including zero step in the outer-loop. Call
6719 vect_create_addr_base_for_vector_ref with additional argument.
6720 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
6721 Updated function documentation. Handle the 'nested_in_vect_loop' case.
6722 Fixed and simplified calculation of step.
6723 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
6724 of bsi, and with additional argument. Call bump_vector_ptr with
6725 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
6726 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
6727 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
6728 when the realignment setup needs to take place inside the loop.
6729 Support the dr_explicit_realign scheme. Allow generating the optimized
6730 realignment scheme for outer-loop vectorization. Added documentation.
6731 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
6732 the 'nested_in_vect_loop' case, including loads that are invariant in
6733 the outer-loop and the realignment schemes. Handle the case when the
6734 realignment setup needs to take place inside the loop. Call
6735 vect_setup_realignment with additional arguments. Call
6736 vect_create_data_ref_ptr with additional argument and with loop instead
6737 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
6738 (vect_gen_niters_for_prolog_loop): Call
6739 vect_create_addr_base_for_vector_ref with additional arguments.
6740 (vect_create_cond_for_align_checks): Likewise.
6741 (bump_vector_ptr): Updated to support the new dr_explicit_realign
6742 scheme: takes additional argument bump; argument ptr_incr is now
6743 optional; updated documentation.
6744 (vect_init_vector): Takes additional argument (bsi). Use it, if
6745 available, to insert the vector initialization.
6746 (get_initial_def_for_induction): Pass additional argument in call to
6748 (vect_get_vec_def_for_operand): Likewise.
6749 (vect_setup_realignment): Likewise.
6750 (vectorizable_load): Likewise.
6752 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6754 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
6755 as argument instead of struct loop.
6756 (nested_in_vect_loop_p): New function.
6757 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
6759 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
6760 from other phis in the loop.
6761 (destroy_loop_vec_info): Add additional argument to declaration.
6763 * tree-vectorizer.c (supportable_widening_operation): Also check if
6764 nested_in_vect_loop_p (don't allow changing the order in this case).
6765 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
6766 of struct loop. Call nested_in_vect_loop_p and don't require
6767 flag_unsafe_math_optimizations if it returns true.
6768 (new_stmt_vec_info): When setting def_type for phis differentiate
6769 loop-header phis from other phis.
6770 (bb_in_loop_p): New function.
6771 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
6772 just update their loop_vinfo. Order of BB traversal now matters -
6773 call dfs_enumerate_from with bb_in_loop_p.
6774 (destroy_loop_vec_info): Takes additional argument to control whether
6775 stmt_vinfo of the loop stmts should be destroyed as well.
6776 (vect_is_simple_reduction): Allow the "non-reduction" use of a
6777 reduction stmt to be defines by a non loop-header phi.
6778 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
6780 * tree-vect-transform.c (vectorizable_reduction): Call
6781 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
6782 (vectorizable_call): Likewise.
6783 (vectorizable_conversion): Likewise.
6784 (vectorizable_operation): Likewise.
6785 (vectorizable_type_promotion): Likewise.
6786 (vectorizable_type_demotion): Likewise.
6787 (vectorizable_store): Likewise.
6788 (vectorizable_live_operation): Likewise.
6789 (vectorizable_reduction): Likewise. Also pass loop_info to
6790 vect_is_simple_reduction instead of loop.
6791 (vect_init_vector): Call nested_in_vect_loop_p.
6792 (get_initial_def_for_reduction): Likewise.
6793 (vect_create_epilog_for_reduction): Likewise.
6794 (vect_init_vector): Check which loop to work with, in case there's an
6796 (get_initial_def_for_inducion): Extend to handle outer-loop
6797 vectorization. Fix indentation.
6798 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
6799 In the case vect_induction_def get the vector def from the induction
6800 phi node, instead of calling get_initial_def_for_inducion.
6801 (get_initial_def_for_reduction): Extend to handle outer-loop
6803 (vect_create_epilog_for_reduction): Extend to handle outer-loop
6805 (vect_transform_loop): Change assert to just skip this case. Add a
6807 (vect_finish_stmt_generation): Add a couple asserts.
6809 (vect_estimate_min_profitable_iters): Multiply
6810 cost of inner-loop stmts (in outer-loop vectorization) by estimated
6812 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
6813 this is an inner-loop reduction in outer-loop vectorization.
6815 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
6816 Same code as what used to be vect_analyze_scalar_cycles, only with
6817 additional argument loop, and loop_info passed to
6818 vect_is_simple_reduction instead of loop.
6819 (vect_analyze_scalar_cycles): Code factored out into
6820 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
6821 Updated documentation.
6822 (analyze_operations): Check for inner-loop loop-closed exit-phis during
6823 outer-loop vectorization that are live or not used in the outerloop,
6824 cause this requires special handling.
6825 (vect_enhance_data_refs_alignment): Don't consider versioning for
6827 (vect_analyze_data_refs): Check that there are no datarefs in the
6829 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
6830 and vect_used_in_outer_by_reduction cases.
6831 (process_use): Also consider the case of outer-loop stmt defining an
6832 inner-loop stmt and vice versa.
6833 (vect_analyze_loop_1): New function.
6834 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
6835 loops. Call vect_analyze_loop_1.
6836 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
6837 been vectorized. Call destroy_loop_vec_info with additional argument.
6839 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
6840 in the inner-loop when doing outer-loop vectorization. Add
6841 documentation and printout.
6842 (vect_recog_dot_prod_pattern): Likewise. Also add check for
6843 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
6845 2007-08-18 Andrew Pinski <pinskia@gmail.com>
6847 * tree-affine.h (print_aff): New prototype.
6848 (debug_aff): Likewise.
6849 * tree-affine.c (print_aff): New function.
6850 (debug_aff): Likewise.
6852 2007-08-18 Paul Brook <paul@codesourcery.com>
6853 Joseph Myers <joseph@codesourcery.com>
6855 * common.opt (-fdebug-prefix-map=): New option.
6856 * opts.c: Include debug.h.
6857 (common_handle_option): Handle -fdebug-prefix-map.
6858 * final.c: Include ggc.h.
6859 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
6860 remap_debug_filename): New.
6861 * Makefile.in (final.o, opts.o): Update dependencies.
6862 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
6863 * configure.ac: Check for assembler --debug-prefix-map support.
6864 * configure, config.in: Regenerate.
6865 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
6866 (ASM_DEBUG_SPEC): Include ASM_MAP.
6867 * doc/install.texi (--with-debug-prefix-map): Document.
6868 * doc/invoke.texi (-fdebug-prefix-map): Document.
6869 * dbxout.c (dbxout_init, dbxout_start_source_file,
6870 dbxout_source_file): Call remap_debug_filename.
6871 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
6872 dwarf2out_start_source_file, dwarf2out_finish): Call
6873 remap_debug_filename.
6874 (file_table_relative_p): Do not check d->emitted_number.
6875 * toplev.c (output_file_directive): Call remap_debug_filename.
6876 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
6877 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
6879 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6881 * loop-invariant.c (find_invariants_to_move): Add missing macro
6884 2007-08-17 Tom Tromey <tromey@redhat.com>
6886 * tree.h (struct tree_label_decl): Removed old "java" fields.
6888 2007-08-17 Richard Sandiford <richard@codesourcery.com>
6889 Nigel Stephens <nigel@mips.com>
6891 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
6892 Treat -mno-data-in-code and -mcode-xonly as aliases for
6893 -mcode-readable=no and -mcode-readable=pcrel respectively.
6894 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
6895 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
6896 (MULTILIB_DIRNAMES): Update accordingly.
6898 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
6900 * Makefile.in (version.o): Depend on $(REVISION) only if
6901 REVISION_s is defined.
6903 2007-08-17 Sa Liu <saliu@de.ibm.com>
6904 Ulrich Weigand <uweigand@de.ibm.com>
6907 * tree.c (reconstruct_complex_type): For a pointer to a vector,
6908 use build_qualified_type to retain qualifiers of the base type.
6910 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
6912 * config/score/score.md : Update pattern tablejump.
6913 * config/score/score.c : Update score_initialize_trampoline
6915 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
6916 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
6917 * doc/contrib.texi: Add my entry.
6919 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
6921 * Makefile.in (REVISION): New.
6924 (version.o): Also depend on $(REVISION). Add
6925 -DREVISION=$(REVISION_s).
6927 * version.c (version_string): Add REVISION.
6929 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
6931 * tree-eh.c (lower_try_finally_onedest): Reset the locus
6932 of GOTO that's relocated to a different block.
6934 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6936 * c-common.c (const_strip_array_types): New.
6937 * c-common.h (lang_missing_noreturn_ok_p): Delete.
6938 (const_strip_array_types): New.
6939 * c-objc-common.c (c_disregard_inline_limits,
6940 c_warn_unused_global_decl): Constify.
6941 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
6942 c_vla_type_p, c_incomplete_type_error): Likewise.
6943 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
6944 * hooks.c (hook_bool_const_tree_false): New.
6945 * hooks.h (hook_bool_const_tree_false): Likewise.
6946 * langhooks-def.h (lhd_warn_unused_global_decl,
6947 lhd_incomplete_type_error, lhd_expr_size,
6948 lhd_tree_inlining_disregard_inline_limits,
6949 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6950 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
6951 * langhooks.c (lhd_warn_unused_global_decl,
6952 lhd_incomplete_type_error,
6953 lhd_tree_inlining_disregard_inline_limits,
6954 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6955 lhd_expr_size): Likewise.
6956 * langhooks.h (lang_hooks_for_tree_inlining,
6957 lang_hooks_for_tree_dump, lang_hooks_for_types,
6958 lang_hooks_for_decls, lang_hooks): Likewise.
6959 * pointer-set.c (pointer_set_t, pointer_set_create,
6960 pointer_set_contains, insert_aux, pointer_set_insert,
6961 pointer_set_traverse, pointer_map_t, pointer_map_create,
6962 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
6964 * pointer-set.h (pointer_set_contains, pointer_set_insert,
6965 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
6966 pointer_map_traverse): Likewise.
6967 * predict.c (assert_is_empty): Likewise.
6968 * tree-affine.c (free_name_expansion): Likewise.
6969 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
6970 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
6971 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
6973 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
6975 * tree-vectorizer.c (new_loop_vec_info): Initialize new
6977 (destroy_loop_vec_info): Add call to VEC_free.
6978 * tree-vectorizer.h (may_alias_ddrs): Define.
6979 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
6980 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
6981 Change reporting to dump.
6982 (vect_is_duplicate_ddr): New.
6983 (vect_mark_for_runtime_alias_test): New.
6984 (vect_analyze_data_ref_dependences) Add call to
6985 vect_mark_for_runtime_alias_test.
6986 (vect_enhance_data_refs_alignment): Define local variable
6987 vect_versioning_for_alias_required, don't perform
6988 peeling for alignment if versioning for alias is
6990 (vect_enhance_data_refs_alignment): Use
6991 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
6992 PARAM_VECT_MAX_VERSION_CHECKS.
6993 * tree-vect-transform.c
6994 (vect_create_cond_for_alias_checks): New.
6995 (vect_transform_loop): Add call to
6996 vect_create_cond_for_alias_checks.
6997 (vect_vfa_segment_size): New.
6998 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
7000 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
7001 * gcc/doc/invoke.texi
7002 (vect-max-version-for-alignment-checks): Document.
7003 (vect-max-version-for-alias-checks): Document.
7004 (vect-max-version-checks): Remove.
7006 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
7008 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
7009 the same line as the instruction for all asm dialects.
7010 (*rep_movsi): Ditto.
7011 (*rep_movsi_rex64): Ditto.
7012 (*rep_movqi): Ditto.
7013 (*rep_movqi_rex64): Ditto.
7014 (*rep_stosdi_rex64): Ditto.
7015 (*rep_stossi): Ditto.
7016 (*rep_stossi_rex64): Ditto.
7017 (*rep_stosqi): Ditto.
7018 (*rep_stosqi_rex64): Ditto.
7019 (*cmpstrnqi_nz_1): Ditto.
7020 (*cmpstrnqi_nz_rex_1): Ditto.
7021 (*cmpstrnqi_1): Ditto.
7022 (*cmpstrnqi_rex_1): Ditto.
7023 (*strlenqi_1): Ditto.
7024 (*strlenqi_rex_1): Ditto.
7025 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
7026 prefix on the same line as the instruction for all asm dialects.
7027 (sync_double_compare_and_swap<mode>): Ditto.
7028 (*sync_double_compare_and_swapdi_pic): Ditto.
7029 (*sync_compare_and_swap_cc<mode>): Ditto.
7030 (sync_double_compare_and_swap_cc<mode>): Ditto.
7031 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7032 (sync_old_add<mode>): Ditto.
7033 (sync_add<mode>): Ditto.
7034 (sync_sub<mode>): Ditto.
7035 (sync_ior<mode>): Ditto.
7036 (sync_and<mode>): Ditto.
7037 (sync_xor<mode>): Ditto.
7039 2007-08-16 Richard Sandiford <richard@codesourcery.com>
7042 * reload.c (find_reloads): Check that the memory returned by
7043 find_reloads_toplev was not the result of forcing a constant
7045 (find_reloads_toplev): Always use simplify_gen_subreg to get
7046 the subreg of a constant. If the result is also a constant,
7047 but not a legitimate one, force it into the constant pool
7048 and reload its address.
7050 2007-08-15 David Edelsohn <edelsohn@gnu.org>
7052 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
7055 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
7057 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
7058 directive for the current vector ABI.
7060 2007-08-15 Steve Ellcey <sje@cup.hp.com>
7063 * caller-save.c (reg_save_code): Set invalide status on restore code.
7065 2007-08-15 Diego Novillo <dnovillo@google.com>
7067 * tree-ssa-alias.c (compute_memory_partitions): Use
7068 alias_bitmap_obstack to allocate bitmaps.
7069 (reset_alias_info): Factor out of init_alias_info.
7070 Mark all name tags not associated to an SSA name for renaming.
7071 (init_alias_info): Call it.
7072 (create_name_tags): Tidy. Add comments.
7073 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
7075 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7077 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
7078 scheduler dependencies.
7080 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
7082 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
7084 (*iorsi_1_zext): Likewise.
7085 (*iorsi_1_zext_imm): Likewise.
7086 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
7087 with "rm"/"xm" constraint.
7088 (sse2_vmsqrtv2df2): Likewise.
7090 2007-08-15 Jakub Jelinek <jakub@redhat.com>
7093 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
7096 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
7098 * tree-pass.h (PROP_pta): Removed.
7099 (TODO_rebuild_alias): New.
7100 (pass_may_alias): Removed.
7101 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
7102 aliasing if we changed something.
7103 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
7105 (pass_may_alias): Removed.
7106 (create_structure_vars): Return TODO_rebuild_alias.
7107 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
7108 * tree-sra.c (tree_sra): Only rebuild aliasing if something
7110 (tree_sra_early): We never affect aliasing right now.
7111 * tree-flow.h (compute_may_aliases): New prototype.
7112 * passes.c: Remove pass_may_alias from the passes.
7113 (execute_function_todo): Support TODO_rebuild_alias.
7115 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
7117 * i386.c: (legitimize_address): Move dllimported variable check
7118 infront of legitimizing pic address of CONST symbols.
7120 2007-08-14 Steve Ellcey <sje@cup.hp.com>
7122 PR tree-optimization/32941
7123 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
7124 (goto_queue_cmp): Remove.
7125 (find_goto_replacement): Change search method.
7126 (maybe_record_in_goto_queue): Add assert.
7127 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
7128 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
7130 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7132 * alias.c (component_uses_parent_alias_set): Constify.
7133 * alias.h (component_uses_parent_alias_set): Likewise.
7134 * cfgrtl.c (print_rtl_with_bb): Likewise.
7135 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
7136 mpz_get_double_int): Likewise.
7137 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
7138 mpz_get_double_int): Likewise.
7139 * expr.c (is_aligning_offset, undefined_operand_subword_p,
7140 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
7142 * expr.h (safe_from_p): Likewise.
7143 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
7145 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
7146 zero_sized_type, goa_lhs_expr_p): Likewise.
7147 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
7148 * rtl.h (print_rtl_with_bb): Likewise.
7149 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
7150 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
7151 * tree-flow-inline.h (bb_stmt_list): Constify.
7152 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
7154 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
7155 const_first_stmt, const_last_stmt): New.
7156 (block_may_fallthru, empty_block_p): Constify.
7157 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
7158 EXPR_ONLY_BODY): New.
7159 (expr_first, expr_last, expr_only): Use macro for body.
7160 (const_expr_first, const_expr_last, const_expr_only): New.
7161 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
7162 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
7163 ctsi_prev, ctsi_stmt): New.
7164 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
7165 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
7166 * tree-ssa-loop-niter.c (loop_only_exit_p,
7167 derive_constant_upper_bound): Likewise.
7168 * tree-ssa-phiopt.c (empty_block_p): Likewise.
7169 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
7170 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
7171 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
7172 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
7173 * tree.c (get_type_static_bounds): Likewise.
7174 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
7175 (get_type_static_bounds): Constify.
7177 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7180 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
7181 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
7182 (*<addsub><mode>3_cc_overflow): New.
7183 (*add<mode>3_cconly_overflow): New.
7184 (*sub<mode>3_cconly_overflow): New.
7185 (*<addsub>si3_zext_cc_overflow): New.
7186 * config/i386/predicates.md (fcmov_comparison_operator): Accept
7187 CCCmode for LTU, GTU, LEU and GEU.
7188 (ix86_comparison_operator): Likewise.
7189 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
7190 * config/i386/i386.c (put_condition_code): Support CCCmode.
7191 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
7192 or MINUS expressions.
7194 2007-08-14 Andrew Pinski <pinskia@gmail.com>
7197 * c-typeck.c (build_binary_op): Disallow vector float types with
7198 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
7200 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
7202 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
7203 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
7204 (dep_def): New typedef.
7205 (init_dep_1, sd_debug_dep): Declare functions.
7206 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
7207 (debug_dep_links): Remove.
7208 (struct _deps_list): New field 'n_links'.
7209 (DEPS_LIST_N_LINKS): New macro.
7210 (FOR_EACH_DEP_LINK): Remove.
7211 (create_deps_list, free_deps_list, delete_deps_list): Remove
7213 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
7214 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7215 (copy_deps_list_change_con, move_dep_link): Ditto.
7216 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
7217 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
7219 (INSN_BACK_DEPS): Remove.
7220 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
7222 (INSN_DEP_COUNT): Remove.
7223 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
7224 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
7225 Declare global variables.
7226 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
7227 (add_forw_dep, compute_forward_dependences): Remove declarations.
7228 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
7229 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7230 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
7232 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
7234 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
7235 (sd_list_types_def): New typedef.
7236 (sd_next_list): Declare function.
7237 (struct _sd_iterator): New type.
7238 (sd_iterator_def): New typedef.
7239 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
7241 (FOR_EACH_DEP): New cycle wrapper.
7242 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
7244 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
7245 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
7248 * sched-deps.c (init_dep_1): Make global.
7249 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
7251 (dump_dep): New static function.
7252 (dump_dep_flags): New static variable.
7253 (sd_debug_dep): New function.
7254 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
7256 (move_dep_link): Use remove_from_deps_list (), instead of
7258 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
7259 (dep_link_is_detached_p): New static function.
7260 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
7262 (dn_pool, dl_pool): New alloc_pools.
7263 (dn_pool_diff, dl_pool_diff): New static variables.
7264 (create_dep_node, delete_dep_node): New static function.
7265 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
7266 (deps_list_empty_p): Make it static. Use 'n_links' field.
7267 (deps_pools_are_empty_p): New static function.
7268 (alloc_deps_list, delete_deps_list): Remove.
7269 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
7270 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7271 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
7272 (forward_dependency_cache): Remove.
7273 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
7274 'back' from the names. Change signature to use dep_t instead of
7276 (add_back_dep): Ditto. Make global.
7277 (check_dep_status): Rename to check_dep ().
7278 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
7280 (sd_finish_insn): Ditto.
7281 (sd_find_dep_between_no_cache): New static function.
7282 (sd_find_dep_between): New function.
7283 (ask_dependency_caches, set_dependency_caches): New static functions.
7284 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
7285 (add_or_update_dep_1): Separate pieces of functionality into
7286 ask_dependency_caches (), update_dependency_caches (),
7287 change_spec_dep_to_hard (), update_dep ().
7288 (get_back_and_forw_lists): New static function.
7289 (sd_add_dep): Separate setting of dependency caches into
7290 set_dependency_caches ().
7291 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
7293 (sd_delete_dep): Ditto.
7294 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
7295 (dump_lists): New static function.
7296 (sd_debug_lists): New debug function.
7297 (delete_all_dependences, fixup_sched_groups): Update to use
7298 sd_* infrastructure.
7299 (sched_analyze_2): Create data-speculative dependency only if
7300 data-speculation is enabled.
7301 (sched_analyze_insn): If insn cannot be speculative, make all its
7302 dependencies non-speculative.
7303 (sched_analyze): Use sd_init_insn ().
7304 (add_forw_dep, compute_forward_dependencies): Remove.
7305 (delete_dep_nodes_in_back_deps): New static function.
7306 (sched_free_deps): New function.
7307 (init_dependency_caches): Init alloc_pools.
7308 (extend_depedency_caches): Update after removing of
7309 forward_dependency_cache.
7310 (free_dependency_caches): Ditto. Free alloc_pools.
7311 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
7312 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
7314 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7315 (add_dependence): Use init_dep ().
7316 (get_dep_weak_1): New static function.
7317 (get_dep_weak): Move logic to get_dep_weak_1 ().
7318 (dump_ds): New static function moved from haifa-sched.c:
7319 debug_spec_status ().
7320 (debug_ds): New debug function.
7321 (check_dep_status): Rename to check_dep (). Update to check whole
7324 * haifa-sched.c (spec_info): Make global.
7325 (added_recovery_block_p): Rename to
7326 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
7327 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
7328 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
7329 to use new interfaces.
7330 (ok_for_early_queue_removal): Ditto.
7331 (schedule_block): Initialize logical uids of insns emitted by the
7333 (sched_init): Initialize new variable.
7334 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7336 (extend_global): Initialize insn data.
7337 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
7338 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
7340 (add_to_speculative_block): Update to use new interfaces.
7341 (create_recovery_block): Set new variables.
7342 (create_check_block_twin, fix_recovery_deps): Update to use new
7344 (sched_insn_is_legitimate_for_speculation_p): New function.
7345 (speculate_insn): Move checking logic to
7346 sched_insn_is_legitimate_for_speculation_p ().
7347 (sched_remove_insn): Finalize sched-deps information of instruction.
7348 (clear_priorities, add_jump_dependencies): Update to use new
7350 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
7352 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
7353 to use new interfaces.
7354 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
7355 (new_ready): Try to use control speculation only if it is available.
7356 (add_branch_dependences): Update to use new interfaces.
7357 (compute_block_backward_dependences): Rename to
7358 compute_block_dependences (). Call
7359 targetm.sched.dependencies_evaluation_hook ().
7360 (free_block_dependencies): New static function.
7361 (debug_dependencies): Update to use new interfaces.
7362 (schedule_region): Remove separate computation of forward dependencies.
7363 Move call of targetm.sched.dependencies_evaluation_hook () to
7364 compute_block_dependences (). Free dependencies at the end of
7365 scheduling the region.
7367 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
7369 (add_deps_for_risky_insns): Ditto.
7370 (schedule_ebb): Remove separate computation of forward dependencies.
7371 Free dependencies at the end of scheduling the ebb.
7373 * ddg.c (create_ddg_dependence): Update to use new interfaces.
7374 (build_intra_loop_deps): Ditto. Remove separate computation of
7375 forward dependencies. Free sched-deps dependencies.
7377 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
7378 to use new interfaces.
7379 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
7381 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
7383 (is_costly_group): Ditto.
7385 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7387 * alias.c (rtx_equal_for_memref_p): Constify.
7388 * basic-block.h (const_edge, const_basic_block): New.
7389 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
7390 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
7391 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
7392 probably_never_executed_bb_p, edge_probability_reliable_p,
7393 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
7394 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
7396 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
7397 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
7399 * cfganal.c (flow_active_insn_p, forwarder_block_p,
7400 flow_nodes_print, dfs_enumerate_from): Likewise.
7401 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
7402 control_flow_insn_p, count_basic_blocks): Likewise.
7403 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
7404 get_loop_body_with_size, loop_exit_edge_p): Likewise.
7405 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
7406 average_num_loop_insns, loop_exit_edge_p,
7407 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
7408 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
7409 average_num_loop_insns, seq_cost): Likewise.
7410 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
7411 * dominance.c (dominated_by_p): Likewise.
7412 * emit-rtl.c (validate_subreg): Likewise.
7413 * except.c (can_throw_internal, can_throw_external): Likewise.
7414 * except.h (can_throw_internal, can_throw_external): Likewise.
7415 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
7416 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
7417 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
7418 simple_mem, store_ops_ok, load_kills_store, find_loads,
7419 store_killed_in_insn, store_killed_after, store_killed_before,
7420 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
7422 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
7423 noce_mem_write_may_trap_or_fault_p): Likewise.
7424 * pointer-set.c (pointer_set_contains, pointer_map_contains):
7426 * pointer-set.h (pointer_set_contains, pointer_map_contains):
7428 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
7429 probably_cold_bb_p, probably_never_executed_bb_p,
7430 edge_probability_reliable_p, br_prob_note_reliable_p,
7431 can_predict_insn_p): Likewise.
7432 * regclass.c (reg_set_to_hard_reg_set): Likewise.
7433 * resource.c (return_insn_p): Likewise.
7434 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
7436 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
7437 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
7438 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
7439 verify_gimple_modify_stmt): Likewise.
7440 * tree-chrec.c (is_not_constant_evolution,
7441 is_multivariate_chrec_rec, is_multivariate_chrec,
7442 chrec_contains_symbols, chrec_contains_undetermined,
7443 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
7444 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
7445 eq_evolutions_p, scev_direction): Likewise.
7446 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
7447 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
7448 chrec_contains_symbols_defined_in_loop,
7449 chrec_contains_undetermined, tree_contains_chrecs,
7450 evolution_function_is_affine_multivariate_p,
7451 evolution_function_is_univariate_p, chrec_zerop,
7452 evolution_function_is_constant_p, evolution_function_is_affine_p,
7453 evolution_function_is_affine_or_constant_p,
7454 tree_does_not_contain_chrecs, chrec_type): Likewise.
7455 * tree-data-ref.c (tree_fold_divides_p,
7456 object_address_invariant_in_loop_p, dr_may_alias_p,
7457 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
7458 same_access_functions, constant_access_functions,
7459 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
7461 * tree-flow.h (scev_direction): Likewise.
7462 * tree-gimple.c (is_gimple_stmt): Likewise.
7463 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
7465 * tree-pretty-print.c (op_prio): Likewise.
7466 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
7467 analyzable_condition, backedge_phi_arg_p): Likewise.
7468 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
7469 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
7470 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
7473 2007-08-13 Dan Hipschman <dsh@google.com>
7476 * c-format.c (check_format_arg): Move check for zero-length
7477 format strings below the check for unterminated strings.
7479 2007-08-13 Andrew Pinski <pinskia@gmail.com>
7482 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
7485 2007-08-13 Nick Clifton <nickc@redhat.com>
7487 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
7489 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7492 * c-format.c (gcc_gfc_length_specs): New array.
7493 (gcc_gfc_char_table): Add unsigned specifier, and references to
7494 the l length modifier.
7495 (format_types_orig): Use the new gcc_gfc_length_specs.
7497 2007-08-12 Sa Liu <saliu@de.ibm.com>
7499 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
7500 and with REG_RETVAL note after split.
7502 2007-08-11 David Daney <ddaney@avtrex.com>
7504 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
7505 as ATTRIBUTE_UNUSED.
7507 2007-08-11 David Edelsohn <edelsohn@gnu.org>
7508 Segher Boessenkool <segher@kernel.crashing.org>
7510 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
7511 HAVE_LOCAL_CPU_DETECT not defined.
7513 2007-08-11 Jan Hubicka <jh@suse.cz>
7515 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
7516 (cgraph_process_new_functions): Honor previous value of
7517 disregard_inline_limits.
7518 * ipa-inline.c (compute_inline_parameters): Likewise.
7520 2007-08-11 Ian Lance Taylor <iant@google.com>
7522 * alias.h (alias_set_type): Define new type.
7523 (ALIAS_SET_MEMORY_BARRIER): Use it.
7524 * rtl.h: Include alias.h.
7525 (struct mem_attrs): Use alias_set_type.
7526 * tree.h: Include alias.h
7527 (struct tree_type): Use alias_set_type.
7528 (struct tree_struct_field_tag): Likewise.
7529 (struct tree_decl_common): Likewise.
7530 * alias.c (struct alias_set_entry): Use alias_set_type.
7531 (get_alias_set_entry, alias_set_subset_of): Likewise.
7532 (alias_sets_conflict_p): Likewise.
7533 (alias_sets_must_conflict_p): Likewise.
7534 (objects_must_conflict_p): Likewise.
7535 (get_alias_set, new_alias_set): Likewise.
7536 (record_alias_subset, record_component_aliases): Likewise.
7537 (varargs_set, frame_set): Change to alias_set_type.
7538 (get_varargs_alias_set): Use alias_set_type.
7539 (get_frame_alias_set): Likewise.
7540 * builtins.c (setjmp_alias_set): Change to alias_set_type.
7541 * dse.c (struct store_info): Use alias_set_type.
7542 (struct read_info, struct clear_alias_mode_holder): Likewise.
7543 (clear_alias_set_lookup, canon_address): Likewise.
7544 (record_store, check_mem_read_rtx): Likewise.
7545 (dse_record_singleton_alias_set): Likewise.
7546 (dse_invalidate_singleton_alias_set): Likewise.
7547 * emit-rtl.c (get_mem_attrs): Likewise.
7548 (set_mem_attributes_minus_bitpos): Likewise.
7549 (set_mem_alias_set): Likewise.
7550 * expr.c (store_constructor_field, store_field): Likewise.
7551 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
7552 * langhooks.c (lhd_get_alias_set): Likewise.
7553 * langhooks-def.h (lhd_get_alias_set): Likewise.
7554 * reload1.c (alter_reg): Likewise.
7555 * tree-flow.h (struct fieldoff): Likewise.
7556 * tree-ssa-alias.c (struct alias_map_d): Likewise.
7557 (may_alias_p, get_smt_for, create_sft): Likewise.
7558 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
7559 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
7560 (merge_smts_into): Likewise.
7561 * varasm.c (const_alias_set): Likewise.
7562 * c-common.c (strict_aliasing_warning): Likewise.
7563 (c_common_get_alias_set): Likewise.
7564 * dse.h (dse_record_singleton_alias_set): Update declaration.
7565 (dse_invalidate_singleton_alias_set): Likewise.
7566 * emit-rtl.h (set_mem_alias_set): Likewise.
7567 * c-common.h (c_common_get_alias_set): Likewise.
7568 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
7569 * print-tree.c (print_node): Likewise.
7570 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
7572 (alpha_setup_incoming_varargs): Use alias_set_type.
7573 * config/i386/i386.c (setup_incoming_varargs_64): Use
7575 (setup_incoming_varargs_ms_64): Likewise.
7576 (ix86_GOT_alias_set): Likewise.
7577 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7578 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
7579 (set): Change to alias_set_type.
7580 (get_TOC_alias_set): Use alias_set_type.
7581 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
7583 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
7584 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
7586 (struct_value_alias_set): Likewise.
7587 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
7589 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7591 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
7592 * config/vxworks.h (TARGET_VXWORKS): Override.
7593 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
7594 "mips" if TARGET_VXWORKS.
7596 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7598 * calls.c (avoid_likely_spilled_reg): New function.
7599 (expand_call): Use it.
7601 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7603 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
7605 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
7607 * config/mips/predicates.md (const_call_insn_operand): Invoke
7608 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
7610 2007-08-10 David Edelsohn <edelsohn@gnu.org>
7613 * config/rs6000/driver-rs6000.c: Include link.h.
7614 Use ElfW instead of wordsize-specif typedef.
7616 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7618 * system.h (CONST_CAST): New.
7619 * c-decl.c (c_make_fname_decl): Use it.
7620 * c-lex.c (cb_ident, lex_string): Likewise.
7621 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7622 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7623 give_switch, set_multilib_dir): Likewise.
7624 * gengtype-parse.c (string_seq, typedef_name): Likewise.
7625 * passes.c (execute_one_pass): Likewise.
7626 * prefix.c (update_path): Likewise.
7627 * pretty-print.c (pp_base_destroy_prefix): Likewise.
7628 * tree.c (build_string): Likewise.
7630 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7632 * tree-flow-inline.h (is_exec_stmt): Remove.
7633 (is_label_stmt): Remove.
7634 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
7637 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
7639 * lower-subreg.c (resolve_shift_zext): Don't adjust
7640 src_reg_num for wordmode operands.
7642 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
7643 David Ung <davidu@mips.com>
7645 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
7646 (TARGET_SCHED_REORDER2): Define.
7647 (mips_maybe_swap_ready): New.
7648 (mips_last_74k_agen_insn): New.
7649 (mips_74k_agen_init): New.
7650 (mips_74k_agen_reorder): New function to group loads and stores
7652 (mips_sched_init): New.
7653 (mips_sched_reorder): Don't do initialization here. Call
7654 mips_74k_agen_reorder.
7655 (mips_variable_issue): Call mips_74k_agen_init.
7657 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7659 * tree-flow-inline.h (get_filename): Remove.
7661 2007-08-10 Richard Sandiford <richard@codesourcery.com>
7663 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
7665 (mips_fetch_insns): Delete in favor of...
7666 (mips_load_store_insns): ...this new function.
7667 * config/mips/mips.c (mips_address_insns): Add a boolean argument
7668 to say whether multiword moves _might_ be split.
7669 (mips_fetch_insns): Delete in favor of...
7670 (mips_load_store_insns): ...this new function.
7671 (mips_rtx_costs): Update the call to mips_address_insns.
7672 (mips_address_cost): Likewise.
7673 * config/mips/mips.md (length): Use mips_load_store_insns instead
7674 of mips_fetch_insns.
7675 * config/mips/constraints.md (R): Use mips_address_insns rather
7676 than mips_fetch_insns. Assume that the move never needs to be split.
7678 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7680 * config/mips/mips.opt (mhard-float, msoft-float): Make these
7681 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
7682 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
7683 * config/mips/mips.h (mips16_hard_float): Delete.
7684 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
7685 definitions, and replace with....
7686 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
7687 * config/mips/mips.c (mips16_hard_float): Delete. Replace
7688 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
7689 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
7690 (override_options): Replace MASK_SOFT_FLOAT references with
7691 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
7692 and mips16_hard_float when TARGET_MIPS16.
7694 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7697 * c-typeck.c (build_binary_op): Check for non pointer types before
7698 calling int_fits_type_p.
7700 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7703 * fold-const.c (omit_one_operand): Return only the ommitted expression
7704 if the result is an empty statement.
7705 (pedantic_omit_one_operand): Likewise.
7707 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
7709 * c-typeck.c (readonly_error): Improve error for assignment.
7711 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
7713 (pp_c_expression): Ditto.
7715 2007-08-09 Simon Baldwin <simonb@google.com>
7717 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
7718 break that was preventing simplify_associative_operation() for xor.
7720 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7721 Nigel Stephens <nigel@mips.com>
7723 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
7724 Document change in interpretation of value from boolean to
7726 * optabs.c (expand_ffs, expand_ctz): New functions to compute
7727 ffs and ctz using clz.
7728 (expand_unop): Call them.
7729 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
7731 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
7732 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
7733 enable the new ffs expansion on this target.
7735 2007-08-09 Jan Hubicka <jh@suse.cz>
7737 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
7738 (expand_ternary_op): Likewise.
7739 (expand_vec_shift_expr): Likewise.
7740 (expand_binop_directly): Likewise.
7741 (expand_binop): Likewise.
7742 (sign_expand_binop): Likewise.
7743 (expand_twoval_unop): Likewise.
7744 (expand_twoval_binop): Likewise.
7745 (expand_twoval_binop_libfunc): Likewise.
7746 (widen_clz): Likewise.
7747 (widen_bswap): Likewise.
7748 (expand_parity): Likewise.
7749 (expand_unop): Likewise.
7750 (expand_abs_nojump): Likewise.
7751 (expand_copysign): Likewise.
7752 (emit_no_conflict_block): Likewise.
7753 (emit_libcall_block): Likewise.
7754 (can_compare_p): Likewise.
7755 (prepare_cmp_insn): Likewise.
7756 (emit_cmp_and_jump_insn_1): Likewise.
7757 (prepare_float_lib_cmp): Likewise.
7758 (emit_conditional_add): Likewise.
7759 (gen_add2_insn): Likewise.
7760 (have_add2_insn): Likewise.
7761 (gen_sub2_insn): Likewise.
7762 (have_sub2_insn): Likewise.
7763 (can_extend_p): Likewise.
7764 (can_fix_p): Likewise.
7765 (can_float_p): Likewise.
7766 (expand_float): Likewise.
7767 (expand_fix): Likewise.
7768 (expand_sfix_optab): Likewise.
7769 (new_optab): Likewise.
7770 (new_convert_optab): Likewise.
7771 (init_libfuncs): Likewise.
7772 (init_interclass_conv_libfuncs): Likewise.
7773 (init_intraclass_conv_libfuncs): Likewise.
7774 (set_conv_libfunc): Likewise.
7775 (init_optabs): Likewise.
7776 (debug_optab_libfuncs): Likewise.
7777 (gen_cond_trap): Likewise.
7778 * optabs.h (optab_handler, convert_optab_hanlder): New.
7779 * genopinit.c: Update optabs generation table.
7780 * reload.c (find_reloads_address_1): Use optabs accestors.
7781 * builtins.c (expand_builtin_mathfn): Likewise.
7782 (expand_builtin_mathfn_2): Likewise.
7783 (expand_builtin_mathfn_3): Likewise.
7784 (expand_builtin_interclass_mathfn): Likewise.
7785 (expand_builtin_sincos): Likewise.
7786 (expand_builtin_cexpi): Likewise.
7787 (expand_builtin_powi): Likewise.
7788 (expand_builtin_strlen): Likewise.
7789 * dojump.c (do_jump): Likewise.
7790 * expr.c (convert_move): Likewise.
7791 (move_by_pieces): Likewise.
7792 (move_by_pieces_ninsns): Likewise.
7793 (can_store_by_pieces): Likewise.
7794 (store_by_pieces_1): Likewise.
7795 (emit_move_via_integer): Likewise.
7796 (emit_move_complex): Likewise.
7797 (emit_move_ccmode): Likewise.
7798 (emit_move_insn_1): Likewise.
7799 (emit_single_push_insn): Likewise.
7800 (store_constructor): Likewise.
7801 (expand_expr_real_1): Likewise.
7802 (do_store_flag): Likewise.
7803 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
7804 (enumerate_modes): Likewise.
7805 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
7806 (supportable_widening_operation): Likewise.
7807 (supportable_narrowing_operation): Likewise.
7808 * expmed.c (store_bit_field_1): Likewise.
7809 (extract_bit_field_1): Likewise.
7810 (expand_mult_highpart_optab): Likewise.
7811 (expand_smod_pow2): Likewise.
7812 (expand_divmod): Likewise.
7813 (emit_store_flag): Likewise.
7814 * tree-vect-patterns.c
7815 (vect_pattern_recog_1): Likewise.
7816 * tree-ssa-loop-prefetch.c
7817 (nontemporal_store_p): Likewise.
7818 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
7819 (vect_create_epilog_for_reduction): Likewise.
7820 (vectorizable_reduction): Likewise.
7821 (vectorizable_operation): Likewise.
7822 (vect_strided_store_supported): Likewise.
7823 (vectorizable_store): Likewise.
7824 (vect_strided_load_supported): Likewise.
7825 (vectorizable_load): Likewise.
7826 * combine.c (simplify_comparison): Likewise.
7827 * tree-vect-generic.c
7828 (type_for_widest_vector_mode): Likewise.
7829 (expand_vector_operations_1): Likewise.
7830 * config/spu/spu.c (spu_expand_mov): Likewise.
7831 (spu_emit_vector_compare): Likewise.
7832 * config/rs6000/rs6000.c
7833 (rs6000_emit_vector_compare): Likewise.
7834 * stmt.c (add_case_node): Likewise.
7835 * reload1.c (gen_reload):
7837 2007-08-09 Michael Matz <matz@suse.de>
7839 * tree.h (fixed_zerop): Declare as taking a const_tree.
7840 * tree.c (fixed_zerop): Take a const_tree.
7842 2007-08-09 Ira Rosen <irar@il.ibm.com>
7844 * tree-vect-transform.c (vectorizable_store): Remove call to
7845 copy_virtual_operands() and call mark_symbols_for_renaming() for
7846 the created vector store.
7847 (vect_setup_realignment): Don't call copy_virtual_operands() and
7848 update_vuses_to_preheader().
7849 (vectorizable_load): Don't call copy_virtual_operands().
7850 (update_vuses_to_preheader): Remove.
7852 2007-08-08 Chao-ying Fu <fu@mips.com>
7854 * tree.def (FIXED_POINT_TYPE): New type.
7855 (FIXED_CST): New constant.
7856 (FIXED_CONVERT_EXPR): New expr.
7857 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
7858 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
7859 * tree.h (struct tree_base): Add saturating_flag.
7860 Remove one bit of spare for saturating_flag.
7861 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
7862 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
7863 FIXED_POINT_TYPE_P): Define.
7864 (TYPE_SATURATING): Define.
7865 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
7866 (struct tree_fixed_cst): New.
7867 (TYPE_IBIT, TYPE_FBIT): Define.
7868 (tree_node): Add fixed_cst.
7869 (enum tree_index): Add new enumeration values of
7870 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
7871 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
7872 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
7873 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
7874 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
7875 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
7876 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
7877 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
7878 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
7879 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
7880 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
7881 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
7882 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
7883 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
7884 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
7885 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
7886 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
7887 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
7888 (sat_short_fract_type_node, sat_fract_type_node,
7889 sat_long_fract_type_node, sat_long_long_fract_type_node,
7890 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
7891 sat_unsigned_long_fract_type_node,
7892 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
7893 fract_type_node, long_fract_type_node, long_long_fract_type_node,
7894 unsigned_short_fract_type_node, unsigned_fract_type_node,
7895 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
7896 sat_short_accum_type_node, sat_accum_type_node,
7897 sat_long_accum_type_node, sat_long_long_accum_type_node,
7898 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
7899 sat_unsigned_long_accum_type_node,
7900 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
7901 accum_type_node, long_accum_type_node, long_long_accum_type_node,
7902 unsigned_short_accum_type_node, unsigned_accum_type_node,
7903 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
7904 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
7905 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
7906 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
7907 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
7908 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
7909 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
7910 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
7911 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
7912 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
7913 sat_uda_type_node, sat_uta_type_node): New macro.
7914 (make_fract_type, make_accum_type): Declare.
7915 (make_signed_fract_type, make_unsigned_fract_type,
7916 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
7917 make_signed_accum_type, make_unsigned_accum_type,
7918 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
7919 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
7920 make_or_reuse_sat_signed_fract_type,
7921 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
7922 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
7923 make_or_reuse_sat_unsigned_accum_type): New macro.
7924 (fixed_zerop): Declare.
7925 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7926 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7927 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7928 LONG_LONG_ACCUM_TYPE_SIZE): Define.
7929 * treestruct.def: Add TS_FIXED_CST.
7930 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
7932 (tree-dump.o): Likewise.
7933 (print-tree.o): Likewise.
7934 (tree-pretty-print.o): Likewise.
7935 (fold-const.o): Likewise.
7936 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
7937 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
7938 (is_gimple_min_invariant): Handle FIXED_CST.
7939 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
7940 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7941 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7942 (layout_type): Handle FIXED_POINT_TYPE.
7943 (make_fract_type, make_accum_type): New functions.
7944 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
7945 * tree-dump.c (fixed-value.h): New include.
7946 (dump_fixed): New function.
7947 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
7948 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
7949 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
7950 * tree-pretty-print.c (fixed-value.h): New include.
7951 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
7953 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
7954 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
7955 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
7956 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
7957 for non-saturating fixed-point types.
7958 (reassociate_bb): Likewise.
7959 * emit-rtl.c (fixed-value.h): New include.
7960 (fconst0, fconst1): New array.
7961 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
7962 * tree-vect-generic.c expand_vector_operation): Support
7963 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
7965 (type_for_widest_vector_mode): Add one parameter for the
7967 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
7969 Pass the satp parameter to type_for_mode for fixed-point types.
7970 (expand_vector_operations_1): Pass the saturating flag to
7971 type_for_widest_vector_mode.
7972 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7973 and MODE_VECTOR_UACCUM.
7974 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
7975 (vectorizable_condition): Likewise.
7976 * tree.c (fixed-value.h): New include.
7977 (tree_code_size): Support FIXED_CST.
7978 (build_fixed): New function.
7979 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
7980 (fixed_zerop): New function.
7981 (tree_node_structure): Support FIXED_CST.
7982 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
7983 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
7984 (type_hash_eq): Handle FIXED_POINT_TYPE.
7985 (simple_cst_equal): Support FIXED_CST.
7986 (iterative_hash_expr): Handle FIXED_CST.
7987 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
7988 (get_narrower): Likewise.
7989 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
7990 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
7991 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
7992 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
7994 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
7995 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7996 (initializer_zerop): Support FIXED_CST.
7997 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
7998 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
7999 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
8000 (is_base_type): Handle FIXED_POINT_TYPE.
8001 (add_type_attribute): Handle FIXED_POINT_TYPE.
8002 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
8003 * print-tree.c (fixed-value.h): New include.
8004 (print_node_brief): Support FIXED_CST.
8005 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
8006 * c-pretty-print.c (fixed-value.h): New include.
8007 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
8008 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
8009 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
8010 Support fixed-point types for inner items in VECTOR_TYPE.
8011 (pp_c_direct_declarator): Likewise.
8012 (pp_c_declarator): Likewise.
8013 (pp_c_fixed_constant): New function.
8014 (pp_c_constant): Handle FIXED_CST.
8015 (pp_c_primary_expression): Likewise.
8016 (pp_c_expression): Likewise.
8017 * fold-const.c (fixed-value.h): New include.
8018 (negate_expr_p): Return true for FIXED_CST.
8019 (fold_negate_expr): Support FIXED_CST.
8020 (split_tree): Support FIXED_CST.
8021 (const_binop): Support FIXED_CST.
8022 (fold_convert_const_int_from_fixed): New function to convert from
8024 (fold_convert_const_real_from_fixed): New function to convert from
8026 (fold_convert_const_fixed_from_fixed): New function to convert from
8027 fixed to another fixed.
8028 (fold_convert_const_fixed_from_int): New function to convert from
8030 (fold_convert_const_fixed_from_real): New function to convert from
8032 (fold_convert_const): Support conversions from fixed to int, from
8033 fixed to real, from fixed to fixed, from int to fixed, and from real
8035 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
8036 (operand_equal_p): Support FIXED_CST.
8037 (make_range): For fixed-point modes, we need to pass the
8038 saturating flag as the 2nd parameter.
8039 (tree_swap_operands_p): Handle FIXED_CST.
8040 (fold_plusminus_mult_expr): For fract modes, we cannot generate
8042 (fold_unary): Support FIXED_CONVERT_EXPR.
8043 (fold_binary): Handle FIXED_CST.
8044 Make sure the type is not saturating, before associating operations.
8045 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
8046 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
8047 (fold_negate_const): Support FIXED_CST.
8048 (fold_relational_const): Support FIXED_CST.
8049 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
8050 (gimplify_expr): Handle FIXED_CST.
8051 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
8052 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
8053 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
8054 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
8055 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
8056 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
8057 LONG_LONG_ACCUM_TYPE_SIZE.
8058 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
8059 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
8060 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
8061 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
8062 MODE_ACCUM, and MODE_UACCUM.
8063 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
8064 fixed-point types to disable reduction.
8065 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
8067 2007-08-08 David Edelsohn <edelsohn@gnu.org>
8069 * config/rs6000/x-rs6000: New file.
8070 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
8071 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
8072 (EXTRA_SPEC_FUNCTIONS): Define.
8073 (HAVE_LOCAL_CPU_DETECT): Define.
8074 (CC1_CPU_SPEC): Define.
8075 * config/rs6000/driver-rs6000.c: New file.
8076 * config/rs6000/aix.h (CC1_SPEC): Define.
8077 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
8078 * config.host: Add x-rs6000 to host_xmake_file if host and target
8079 are rs6000 or powerpc.
8081 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8083 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
8085 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8086 Sandra Loosemore <sandra@codesourcery.com>
8087 Chao-ying Fu <fu@mips.com>
8088 Nigel Stephens <nigel@mips.com>
8089 David Ung <davidu@mips.com>
8091 * doc/invoke.texi (-mcode-readable): Document.
8092 * config/mips/mips.opt (mcode-readable): New option.
8093 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
8094 * config/mips/mips.h (mips_code_readable_setting): New enum.
8095 (mips_code_readable): Declare.
8096 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
8097 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
8098 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
8099 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
8100 boiler-plate comments.
8101 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
8102 * config/mips/mips.c (mips_code_readable): New variable.
8103 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
8104 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
8105 context and -mcode-readable setting to restrict the use of
8106 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
8107 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
8108 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
8109 (mips_blocks_for_constant_p): Only return false for
8110 TARGET_MIPS16_PCREL_LOADS.
8111 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
8112 for MIPS16. Handle SYMBOL_32_HIGH.
8113 (mips_const_insns): Allow HIGHs for MIPS16 too.
8114 (mips_unspec_address_offset): New function, split out from...
8115 (mips_unspec_address): ...here.
8116 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
8117 16-bit symbolic constants. Assert approropiate conditions for
8118 using the "la" and "dla" macros.
8119 (mips_handle_option): Handle -mcode-readable=.
8120 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
8121 Set up mips_lo_relocs[SYMBOL_32_HIGH].
8122 (mips_strip_unspec_address): New function, split out from...
8123 (print_operand_reloc): ...here.
8124 (print_operand): Pass constants through mips_strip_unspec_address.
8125 (print_operand_address): Likewise.
8126 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
8127 (mips_select_rtx_section): Remove MIPS16 handling.
8128 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
8129 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
8130 (mips16_lay_out_constants): Do nothing unless
8131 TARGET_MIPS16_PCREL_LOADS.
8132 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
8133 * config/mips/mips.md: Split HIGHs for MIPS16.
8134 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
8136 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8138 * config/mips/mips-protos.h (mips_emit_move): Declare.
8139 * config/mips/mips.c (mips_emit_move): New function.
8140 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
8141 (mips_legitimize_const_move): Likewise.
8142 (mips_legitimize_move): Likewise.
8143 (mips_split_64bit_move): Likewise.
8144 (mips_restore_gp): Likewise.
8145 (mips_load_call_address): Likewise.
8146 (mips_emit_fcc_reload): Likewise.
8147 (mips_set_return_address): Likewise.
8148 (mips_block_move_straight): Likewise.
8149 (mips_block_move_loop): Likewise.
8150 (mips_setup_incoming_varargs): Likewise.
8151 (mips_save_reg): Likewise.
8152 (mips_expand_prologue): Likewise.
8153 (mips_restore_reg): Likewise.
8154 (mips_expand_epilogue): Likewise.
8155 (mips_output_mi_thunk): Likewise.
8156 (build_mips16_call_stub): Likewise.
8157 (mips_builtin_branch_and_move): Likewise.
8158 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
8159 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
8160 (fixuns_truncdfdi2): Likewise.
8161 (fixuns_truncsfsi2): Likewise.
8162 (fixuns_truncsfdi2): Likewise.
8163 (loadgp_absolute): Likewise.
8164 (builtin_setjmp_setup): Likewise.
8165 (builtin_longjmp): Likewise.
8166 (untyped_call): Likewise.
8168 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8170 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
8171 an "rtx *" argument. Return a bool.
8172 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
8173 values and return true if they can be split. Take the same kind of
8174 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
8175 and store the lo_sum there if nonnull. Use the symbol type to
8176 determine whether a $gp or HIGH is needed.
8177 (mips_legitimize_address): Update call to mips_split_symbol and
8178 simplify accordingly.
8179 (mips_legitimize_const_move): Likewise.
8180 * config/mips/mips.md: In the combine define_split,
8181 check mips_split_symbol instead of splittable_symbolic_operand.
8182 Update use of mips_split_symbol in the generator code.
8183 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
8185 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8187 * config/mips/mips.c (mips_symbolic_address_p): Delete.
8188 (mips_symbol_insns_1): New function, split out from...
8189 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
8190 and stores separately from load addresses.
8191 (mips_classify_address): Replace uses of mips_symbolic_address_p
8192 with uses of mips_symbol_insns.
8193 (mips_address_insns): Update calls to mips_symbol_insns.
8194 (mips_const_insns): Likewise.
8195 (mips_legitimize_address): Likewise.
8197 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8199 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
8200 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
8201 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
8202 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
8203 non-call contexts if TARGET_MIPS16.
8204 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
8205 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
8206 code for SYMBOL_ABSOLUTE.
8207 (mips_symbol_insns): Likewise.
8209 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8211 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
8212 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
8213 (mips_symbolic_constant_p): Likewise. Update the call to
8214 mips_classify_symbol.
8215 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
8216 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
8217 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
8218 (print_operand_reloc): Add a context argument. Update the call to
8219 mips_symbolic_constant_p.
8220 (print_operand): Update the calls to print_operand_reloc.
8221 (print_operand_address): Use print_operand_reloc rather than
8223 (mips_rewrite_small_data_p): Add a context argument. Update the call
8224 to mips_symbolic_constant_p.
8225 (mips_small_data_pattern_1): Make DATA the containing mem.
8226 Update the call to mips_rewrite_small_data_p.
8227 (mips_rewrite_small_data_1): Likewise.
8228 (mips_use_anchors_for_symbol_p): Update the call to
8229 mips_symbolic_constant_p.
8230 * config/mips/predicates.md (const_call_insn_operand): Likewise.
8231 (splittable_symbolic_operand): Likewise.
8232 (move_operand): Likewise.
8233 (absolute_symbolic_operand): Likewise.
8234 (got_disp_operand): Likewise.
8235 (got_page_ofst_operand): Likewise.
8237 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8239 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
8240 (SYMBOL_ABSOLUTE): ...this.
8241 (SYMBOL_SMALL_DATA): Rename to...
8242 (SYMBOL_GP_RELATIVE): ...this.
8243 (SYMBOL_CONSTANT_POOL): Rename to...
8244 (SYMBOL_PC_RELATIVE): ...this.
8245 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
8246 (mips_symbolic_address_p, mips_symbol_insns, override_options)
8247 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
8248 after above changes.
8249 * config/mips/predicates.md (const_call_insn_operand): Likewise.
8250 (general_symbolic_operand): Rename to...
8251 (absolute_symbolic_operand): ...this.
8252 * config/mips/mips.md: Update after above changes.
8254 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
8255 Revital Eres <eres@il.ibm.com>
8257 * ddg.c (print_ddg): Add dump information.
8258 * modulo-sched.c (print_node_sched_params): Add parameter and
8260 (calculate_maxii): Remove function.
8261 (undo_generate_reg_moves): Likewise.
8262 (undo_permute_partial_schedule): Likewise.
8263 (kernel_number_of_cycles): Likewise.
8264 (MAXII_FACTOR): New definition to calculate the upper bound of II.
8265 (sms_schedule): Use it. Remove profitability checks.
8266 (sms_schedule_by_order): Fix order of nodes within the cycle.
8268 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
8270 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
8271 -profile option, add pie support.
8272 (ENDFILE_SPEC): New spec.
8273 * config/gnu.h (LIB_SPEC): Add -profile option.
8275 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
8277 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
8278 * config/gnu.h (LIB_SPEC): Likewise.
8280 2007-08-07 Yaz Saito <saito@google.com>
8281 Ian Lance Taylor <iant@google.com>
8283 * common.opt (finstrument-functions-exclude-function-list): New
8285 (finstrument-functions-exclude-file-list): New option.
8286 * opts.c (char_p): Define and DEF_VEC.
8287 (flag_instrument_functions_exclude_functions): New static
8289 (flag_instrument_functions_exclude_files): New static variable.
8290 (add_instrument_functions_exclude_list): New static function.
8291 (flag_instrument_functions_exclude_p): New function.
8292 (common_handle_option): Handle new options.
8293 * flags.h (flag_instrument_functions_exclude_p): Declare.
8294 * gimplify.c (gimplify_function_tree): Call
8295 flag_instrument_functions_exclude_p.
8296 * doc/invoke.texi (Option Summary): Mention new options.
8297 (Code Gen Options): Document new options.
8299 2007-08-07 Ian Lance Taylor <iant@google.com>
8301 PR rtl-optimization/32776
8302 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
8303 (resolve_use): Likewise.
8304 (decompose_multiword_subregs): Remove "changed" local variable.
8306 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
8308 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
8309 * configure: Regenerate.
8310 * config.in: Regenerate.
8311 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
8314 2007-08-07 Ian Lance Taylor <iant@google.com>
8316 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
8317 note, just delete the insn.
8319 2007-08-07 Andreas Schwab <schwab@suse.de>
8322 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
8325 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
8327 * lower-subreg.c (resolve_subreg_use): Remove assertion.
8328 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
8329 (decompose_multiword_subregs): Use the functions above to decompose
8330 multiword shifts and zero-extends.
8332 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
8334 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
8335 "assemble" descriptions which were swapped.
8337 2007-08-06 Chao-ying Fu <fu@mips.com>
8339 * fixed-value.h: New file.
8340 * fixed-value.c: New file.
8341 * Makefile.in (OBJS-common): Add fixed-value.o.
8342 (fixed-value.o): New rule.
8343 (GTFILES): Add fixed-value.h.
8344 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
8345 to compare a.low and b.low.
8346 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
8348 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
8349 Daniel Jacobowitz <dan@codesourcery.com>
8352 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
8354 (x86_64-*-netbsd*): Likewise.
8355 (x86_64-*-linux*): Likewise.
8356 (x86_64-*-kfreebsd*-gnu): Likewise.
8357 (x86_64-*-knetbsd*-gnu): Likewise.
8358 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
8360 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
8362 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
8363 Add -fno-asynchronous-unwind-tables.
8365 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
8366 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
8367 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
8368 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
8369 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
8371 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8373 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
8374 (TARGET_C_MODE_FOR_SUFFIX): New.
8376 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8378 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
8380 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8382 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
8384 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
8386 * config/i386/i386.md: Check TARGET_ macros and optimize_size
8387 before checking function returns in conditional expressions.
8389 2007-08-06 Alfred Minarik <a.minarik@aon.at>
8392 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
8394 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8397 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
8398 for INTEGRAL_TYPE_P.
8400 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
8402 * configure.ac: Remove --enable-checking=df from default settings.
8403 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
8404 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
8405 if the parameter is true.
8406 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
8407 DF_VERIFY_SCHEDULED flag is true.
8408 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
8409 (df_finish_pass): Adjust prototype.
8410 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
8413 * see.c (pass_see): Add TODO_df_verify.
8414 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
8415 * global.c (rest_of_handle_global_alloc): Schedule verification
8417 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
8419 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
8420 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
8421 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
8423 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
8424 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
8425 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
8427 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
8428 Revital Eres <eres@il.ibm.com>
8430 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
8432 * ddg.c (create_ddg_dependence): Rename to...
8433 (create_ddg_dep_from_intra_loop_link): This. Do not check
8434 for interloop edges. Do not create anti dependence edge when
8435 a true dependence edge exists in the opposite direction and
8436 -fmodulo-sched-allow-regmoves is set.
8437 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
8438 (add_cross_iteration_register_deps): Create anti dependence edge
8439 when -fno-modulo-sched-allow-regmoves is set.
8440 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
8442 2007-08-04 Richard Sandiford <richard@codesourcery.com>
8444 * config/arm/arm.md (movsi): Add braces.
8446 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8449 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
8450 operands for the folding of "A - (A & B)" into "~B & A"; cast them
8453 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
8455 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
8456 state accessor functions.
8457 * cfgloopmanip.c (remove_path, create_preheaders,
8458 force_single_succ_latches, fix_loop_structure): Ditto.
8459 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8460 tree_duplicate_loop_to_header_edge): Ditto.
8461 * cfgloopanal.c (mark_irreducible_loops): Ditto.
8462 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
8464 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
8465 cleanup_tree_cfg): Ditto.
8466 * tree-cfg.c (tree_merge_blocks): Ditto.
8467 * cfgloop.c (rescan_loop_exit, record_loop_exits,
8468 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
8469 loop_preheader_edge, single_exit): Ditto.
8470 (flow_loops_find): Do not clear loops->state.
8471 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
8472 loops_state_clear): New functions.
8474 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8477 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8478 when adding to the base and convert ELT to sizetype instead of type.
8480 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8483 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
8484 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
8486 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8489 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
8490 correct type the negate expression.
8492 2007-08-03 Jan Hubicka <jh@suse.cz>
8494 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
8497 2007-08-03 David Edelsohn <edelsohn@gnu.org>
8499 * config/rs6000/rs6000.c (struct processor_cost): Change
8500 l1_cache_lines to l1_cache_size. Add l2_cache_size.
8501 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
8503 (rios1_costs, rios2_cost): Correct cache line size.
8504 (rs6000_override_options): Set l2-cache-size parameter.
8506 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8507 Diego Novillo <dnovillo@google.com>
8510 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
8511 if the range includes 0.
8513 2007-08-03 Ben Elliston <bje@au.ibm.com>
8515 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
8516 mode to unspec expressions to silence a warning from the generator
8519 2007-08-02 Steve Ellcey <sje@cup.hp.com>
8521 * config/ia64/constraints.md ("U"): Make constraint vector only.
8523 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8526 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
8527 always_inline attribute on the function decl.
8529 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8532 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
8533 if we are compiling with -fPIC.
8535 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
8536 Nigel Stephens <nigel@mips.com>
8538 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
8539 Define for MIPS32 and MIPS64.
8541 2007-08-02 Nick Clifton <nickc@redhat.com>
8543 * config/host-hpux.c: Change copyright header to refer to version
8544 3 of the GNU General Public License and to point readers at the
8545 COPYING3 file and the FSF's license web page.
8546 * config/alpha/predicates.md, config/alpha/vms-ld.c,
8547 config/alpha/linux.h, config/alpha/alpha.opt,
8548 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
8549 config/alpha/vms-unwind.h, config/alpha/ev4.md,
8550 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
8551 config/alpha/alpha.h, config/alpha/sync.md,
8552 config/alpha/openbsd.h, config/alpha/alpha.md,
8553 config/alpha/alpha-modes.def, config/alpha/ev5.md,
8554 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
8555 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
8556 config/alpha/constraints.md, config/alpha/osf.h,
8557 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
8558 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
8559 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
8560 config/frv/frv-asm.h, config/frv/frv-protos.h,
8561 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
8562 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
8563 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
8564 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
8565 config/s390/s390.opt, config/s390/s390-modes.def,
8566 config/s390/fixdfdi.h, config/s390/constraints.md,
8567 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
8568 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
8569 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
8570 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
8571 config/m32c/prologue.md, config/m32c/m32c.abi,
8572 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
8573 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
8574 config/m32c/t-m32c, config/m32c/m32c-modes.def,
8575 config/m32c/jump.md, config/m32c/shift.md,
8576 config/m32c/m32c-protos.h, config/libgloss.h,
8577 config/spu/spu-protos.h, config/spu/predicates.md,
8578 config/spu/spu-builtins.h, config/spu/spu.c,
8579 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
8580 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
8581 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
8582 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
8583 config/sparc/hypersparc.md, config/sparc/predicates.md,
8584 config/sparc/linux.h, config/sparc/sp64-elf.h,
8585 config/sparc/supersparc.md, config/sparc/cypress.md,
8586 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
8587 config/sparc/niagara.md, config/sparc/sparc.md,
8588 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
8589 config/sparc/sparc.opt, config/sparc/sync.md,
8590 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
8591 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
8592 config/sparc/sparc.c, config/sparc/little-endian.opt,
8593 config/sparc/sysv4-only.h, config/sparc/sparc.h,
8594 config/sparc/linux64.h, config/sparc/freebsd.h,
8595 config/sparc/sol2.h, config/sparc/rtemself.h,
8596 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
8597 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
8598 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
8599 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
8600 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
8601 config/m32r/linux.h, config/m32r/constraints.md,
8602 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
8603 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
8604 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
8605 config/i386/i386.md, config/i386/netware-crt0.c,
8606 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
8607 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
8608 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
8609 config/i386/sol2.h, config/i386/constraints.md,
8610 config/i386/netware-libgcc.c, config/i386/sysv5.h,
8611 config/i386/predicates.md, config/i386/geode.md,
8612 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
8613 config/i386/freebsd64.h, config/i386/vxworksae.h,
8614 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
8615 config/i386/rtemself.h, config/i386/netbsd-elf.h,
8616 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
8617 config/i386/netware.h, config/i386/i386-modes.def,
8618 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
8619 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
8620 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
8621 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
8622 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
8623 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
8624 config/i386/xm-mingw32.h, config/i386/linux64.h,
8625 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
8626 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
8627 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
8628 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
8629 config/i386/cygwin2.c, config/i386/i386-protos.h,
8630 config/i386/sync.md, config/i386/openbsd.h,
8631 config/i386/host-mingw32.c, config/i386/i386-aout.h,
8632 config/i386/nto.h, config/i386/biarch64.h,
8633 config/i386/i386-coff.h, config/i386/freebsd.h,
8634 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
8635 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
8636 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
8637 config/darwin-protos.h, config/linux.opt, config/sol2.c,
8638 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
8639 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
8640 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
8641 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
8642 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
8643 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
8644 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
8645 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
8646 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
8647 config/sh/superh64.h, config/sh/rtemself.h,
8648 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
8649 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
8650 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
8651 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
8652 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
8653 config/avr/predicates.md, config/avr/constraints.md,
8654 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
8655 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
8656 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
8657 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
8658 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
8659 config/c4x/c4x-modes.def, config/c4x/rtems.h,
8660 config/c4x/predicates.md, config/c4x/c4x.h,
8661 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
8662 config/xtensa/predicates.md, config/xtensa/xtensa.c,
8663 config/xtensa/linux.h, config/xtensa/xtensa.h,
8664 config/xtensa/elf.h, config/xtensa/xtensa.md,
8665 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
8666 config/xtensa/xtensa-protos.h, config/dbx.h,
8667 config/stormy16/predicates.md, config/stormy16/stormy16.md,
8668 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
8669 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
8670 config/host-solaris.c, config/fr30/fr30.h,
8671 config/fr30/predicates.md, config/fr30/fr30-protos.h,
8672 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
8673 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
8674 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
8675 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
8676 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
8677 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
8678 config/host-linux.c, config/interix3.h, config/cris/cris.c,
8679 config/cris/predicates.md, config/cris/linux.h,
8680 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
8681 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
8682 config/cris/aout.opt, config/cris/cris-protos.h,
8683 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
8684 config/iq2000/iq2000.h, config/iq2000/predicates.md,
8685 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
8686 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
8687 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
8688 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
8689 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
8690 config/chorus.h, config/mn10300/mn10300.c,
8691 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
8692 config/mn10300/mn10300.h, config/mn10300/linux.h,
8693 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
8694 config/mn10300/mn10300.md, config/ia64/predicates.md,
8695 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
8696 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
8697 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
8698 config/ia64/freebsd.h, config/ia64/ia64.md,
8699 config/ia64/ia64-modes.def, config/ia64/constraints.md,
8700 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
8701 config/gofast.h, config/rtems.h, config/sol2-10.h,
8702 config/m68k/predicates.md, config/m68k/m68k.md,
8703 config/m68k/linux.h, config/m68k/m68k-modes.def,
8704 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
8705 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
8706 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
8707 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
8708 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
8709 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
8710 config/m68k/constraints.md, config/m68k/rtemself.h,
8711 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
8712 config/m68k/uclinux.h, config/rs6000/power4.md,
8713 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
8714 config/rs6000/linux.h, config/rs6000/eabi.h,
8715 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
8716 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
8717 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
8718 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
8719 config/rs6000/windiss.h, config/rs6000/603.md,
8720 config/rs6000/aix41.h, config/rs6000/cell.md,
8721 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
8722 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
8723 config/rs6000/darwin.md, config/rs6000/darwin64.h,
8724 config/rs6000/default64.h, config/rs6000/7xx.md,
8725 config/rs6000/darwin.opt, config/rs6000/spe.md,
8726 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
8727 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
8728 config/rs6000/7450.md, config/rs6000/linux64.h,
8729 config/rs6000/constraints.md, config/rs6000/440.md,
8730 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
8731 config/rs6000/rs6000.c, config/rs6000/aix52.h,
8732 config/rs6000/rs6000.h, config/rs6000/power6.md,
8733 config/rs6000/predicates.md, config/rs6000/altivec.md,
8734 config/rs6000/aix64.opt, config/rs6000/rios1.md,
8735 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
8736 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
8737 config/rs6000/darwin7.h, config/rs6000/dfp.md,
8738 config/rs6000/linux64.opt, config/rs6000/sync.md,
8739 config/rs6000/vxworksae.h, config/rs6000/power5.md,
8740 config/rs6000/lynx.h, config/rs6000/biarch64.h,
8741 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
8742 config/rs6000/eabispe.h, config/rs6000/e500.h,
8743 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
8744 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
8745 config/rs6000/aix.h, config/rs6000/vxworks.h,
8746 config/rs6000/40x.md, config/rs6000/aix51.h,
8747 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
8748 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
8749 config/arc/arc.h, config/mcore/mcore-elf.h,
8750 config/mcore/mcore-protos.h, config/mcore/predicates.md,
8751 config/mcore/mcore.md, config/mcore/mcore.c,
8752 config/mcore/mcore.opt, config/mcore/mcore.h,
8753 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
8754 config/score/predicates.md, config/score/score-version.h,
8755 config/score/score-protos.h, config/score/misc.md,
8756 config/score/elf.h, config/score/score.c, config/score/mac.md,
8757 config/score/score7.md, config/score/score.h,
8758 config/score/score-conv.h, config/score/score-mdaux.c,
8759 config/score/score.md, config/score/score.opt,
8760 config/score/score-modes.def, config/score/score-mdaux.h,
8761 config/score/mul-div.S, config/arm/uclinux-elf.h,
8762 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
8763 config/arm/symbian.h, config/arm/linux-elf.h,
8764 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
8765 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
8766 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
8767 config/arm/strongarm-pe.h, config/arm/arm.h,
8768 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
8769 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
8770 config/arm/arm-modes.def, config/arm/linux-eabi.h,
8771 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
8772 config/arm/arm-cores.def, config/arm/arm-protos.h,
8773 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
8774 config/arm/wince-pe.h, config/arm/neon.md,
8775 config/arm/constraints.md, config/arm/neon.ml,
8776 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
8777 config/arm/arm.opt, config/arm/arm926ejs.md,
8778 config/arm/predicates.md, config/arm/iwmmxt.md,
8779 config/arm/arm_neon.h, config/arm/unknown-elf.h,
8780 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
8781 config/arm/neon-testgen.ml, config/arm/arm.md,
8782 config/arm/xscale-coff.h, config/arm/pe.c,
8783 config/arm/arm-generic.md, config/arm/pe.h,
8784 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
8785 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
8786 config/arm/strongarm-elf.h, config/arm/cirrus.md,
8787 config/arm/netbsd-elf.h, config/arm/vxworks.h,
8788 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
8789 config/pa/predicates.md, config/pa/pa64-hpux.h,
8790 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
8791 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
8792 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
8793 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
8794 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
8795 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
8796 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
8797 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
8798 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
8799 config/pa/pa64-regs.h, config/pa/pa-modes.def,
8800 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
8801 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
8802 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
8803 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
8804 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
8805 config/mips/linux64.h, config/mips/elforion.h,
8806 config/mips/constraints.md, config/mips/generic.md,
8807 config/mips/predicates.md, config/mips/4300.md,
8808 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
8809 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
8810 config/mips/5k.md, config/mips/vr4120-div.S,
8811 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
8812 config/mips/mips-protos.h, config/mips/6000.md,
8813 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
8814 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
8815 config/mips/mips-modes.def, config/mips/vr.h,
8816 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
8817 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
8818 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
8819 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
8820 config/vax/openbsd1.h, config/vax/netbsd.h,
8821 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
8822 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
8823 config/h8300/rtems.h, config/h8300/predicates.md,
8824 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
8825 config/h8300/h8300.md, config/h8300/h8300.opt,
8826 config/h8300/coff.h, config/h8300/h8300-protos.h,
8827 config/v850/v850.md, config/v850/predicates.md,
8828 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
8829 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
8830 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
8831 config/mmix/mmix.h, config/mmix/predicates.md,
8832 config/mmix/mmix-protos.h, config/mmix/mmix.md,
8833 config/mmix/mmix.c, config/mmix/mmix.opt,
8834 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
8835 config/bfin/rtems.h, config/bfin/bfin-modes.def,
8836 config/bfin/predicates.md, config/bfin/bfin-protos.h,
8837 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
8840 2007-08-02 Richard Sandiford <richard@codesourcery.com>
8842 * emit-rtl.c (reset_used_decls): Rename to...
8843 (set_used_decls): ...this. Set the used flag rather than clearing it.
8844 (unshare_all_rtl_again): Update accordingly. Set flags on argument
8845 DECL_RTLs rather than resetting them.
8847 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
8849 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
8851 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8853 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
8854 argument to find_reloads_address.
8856 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
8858 PR tree-optimization/32919
8859 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
8860 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
8861 (coalesce_ssa_name): Call it.
8863 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8864 David Ung <davidu@mips.com>
8866 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
8867 (__mips16_unorddf2, __mips16_floatunsidf): New.
8868 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
8870 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
8872 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8874 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
8875 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
8876 * tree.h (OMP_SECTIONS_CONTROL): New macro.
8877 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
8878 * omp-low.c (get_ws_args_for, determine_parallel_type,
8879 expand_omp_for_generic, expand_omp_for_static_nochunk,
8880 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
8881 Work with more precise CFG.
8882 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
8883 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
8885 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
8886 * gimple-low.c (lower_stmt): Ditto.
8887 * tree-inline.c (estimate_num_insns_1): Ditto.
8888 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
8889 (OMP_SECTIONS_SWITCH): New.
8890 * tree-cfgcleanup.c (cleanup_omp_return): New.
8891 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
8892 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
8893 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
8894 (tree_redirect_edge_and_branch): Handle omp constructs.
8896 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
8897 with three arguments.
8899 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8901 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
8904 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8906 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
8907 the loop structures may need fixing.
8908 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
8910 (cleanup_tree_cfg_loop): Removed.
8911 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
8912 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
8913 instead of running cleanup_tree_cfg_loop.
8914 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
8915 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
8916 (tree_predictive_commoning): Declaration changed.
8917 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
8919 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8921 * doc/invoke.texi (l1-cache-size): Update documentation.
8922 (l2-cache-size): Document.
8923 * params.h (L2_CACHE_SIZE): New macro.
8924 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
8925 that L1_CACHE_SIZE is in kB now.
8926 (L2_CACHE_SIZE_BYTES): New macro.
8927 (tree_ssa_prefetch_arrays): Show size in kB.
8928 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
8929 and l2_cache_size fields.
8930 * config/i386/driver-i386.c (describe_cache): Detect cache size
8932 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
8933 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
8934 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
8935 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
8936 (override_options): Set l1-cache-size and l2-cache-size to default
8937 values if not specified otherwise.
8938 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
8939 (PARAM_L2_CACHE_SIZE): New.
8941 2007-08-01 Nigel Stephens <nigel@mips.com>
8942 David Ung <davidu@mips.com>
8943 Thiemo Seufer <ths@mips.com>
8944 Chris Dearman <chris@mips.com>
8945 Richard Sandiford <richard@codesourcery.com>
8947 * config.gcc (mips*-sde-elf*): New stanza.
8948 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
8949 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
8950 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
8951 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
8952 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
8953 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
8955 * config/mips/sde.h: New file.
8956 * config/mips/t-libgcc-mips16: Likewise.
8957 * config/mips/t-sde: Likewise.
8958 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
8959 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
8960 _MIPS_FPSET and _MIPS_SZINT.
8961 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
8962 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
8963 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
8964 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
8965 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8966 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8967 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
8968 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
8969 _MIPS_SZPTR and _MIPS_FPSET.
8970 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
8971 architecture is specified.
8972 (MIPS_32BIT_OPTION_SPEC): New macro.
8974 2007-07-31 Dan Hipschman <dsh@google.com>
8976 * gcc.c (end_going_arg): New function.
8977 (do_spec_2): Use it.
8978 (do_spec_1): Use it.
8980 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
8982 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
8983 only if ENABLE_CHECKING is defined.
8985 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
8987 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
8988 df_ru_add_problem, df_ru_get_bb_info): Removed.
8989 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
8990 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
8991 df_ru_free_bb_info, df_ru_alloc,
8992 df_ru_bb_local_compute_process_def,
8993 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
8994 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
8995 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
8996 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
8997 df_ru_add_problem): Removed.
8999 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9002 * pa.md (casesi32): Use match_scratch. Revise insn condition.
9003 (casesi32p, casesi64p): Likewise.
9004 (casesi): Adjust for above.
9006 2007-07-31 Richard Sandiford <richard@codesourcery.com>
9008 * mode-switching.c (create_pre_exit): Don't search past calls.
9010 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
9012 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
9014 2007-07-31 Revital Eres <eres@il.ibm.com>
9016 * ddg.c (add_deps_for_def): Rename to...
9017 (add_cross_iteration_register_deps): This. Change implementation
9018 to use only reaching def and def-use chains to construct the
9019 inter loop dependencies.
9020 (add_deps_for_use): Remove function.
9021 (build_inter_loop_deps): Call add_cross_iteration_register_deps
9022 function to build the inter loop dependencies.
9023 * modulo-sched.c (sms_schedule): Build only
9024 reaching def and def-use chains for the propose of the ddg
9027 2007-07-31 Julian Brown <julian@codesourcery.com>
9029 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
9030 New define_insns. Use correct RTL.
9031 (vec_set<mode>): Write as expander.
9033 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
9035 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
9036 to an unallocated space.
9038 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
9041 (split_constant_offset): Enable split_constant_offset to extract
9042 constants from other statements.
9043 * tree-vect-transform.c
9044 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
9045 to a temp var. Force base_offset to be simple.
9047 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
9049 * df-scan.c (df_scan_verify): Remove artificial limit on
9050 the number of blocks for verification.
9051 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
9052 df_simulate_defs): Avoid unnecessary insn checking for defs.
9054 2007-07-29 Mark Mitchell <mark@codesourcery.com>
9056 * config/m68k/lb1sf68.asm (FUNC): New macro.
9058 (__udivsi3): Likewise.
9059 (__divsi3): Likewise.
9060 (__umodsi3): Likewise.
9061 (__modsi3): Likewise.
9062 (__subdf3): Likewise.
9063 (__adddf3): Likewise.
9064 (__muldf3): Likewise.
9065 (__divdf3): Likewise.
9066 (__negdf2): Likewise.
9067 (__cmpdf2): Likewise.
9068 (__subsf3): Likewise.
9069 (__addsf3): Likewise.
9070 (__mulsf3): Likewise.
9071 (__divsf3): Likewise.
9072 (__negsf2): Likewise.
9073 (__cmpsf2): Likewise.
9074 (__eqdf2): Likewise.
9075 (__nedf2): Likewise.
9076 (__gtdf2): Likewise.
9077 (__gedf2): Likewise.
9078 (__ltdf2): Likewise.
9079 (__ledf2): Likewise.
9080 (__eqsf2): Likewise.
9081 (__nesf2): Likewise.
9082 (__gtsf2): Likewise.
9083 (__gesf2): Likewise.
9084 (__ltsf2): Likewise.
9085 (__lesf2): Likewise.
9087 2007-07-30 Ollie Wild <aaw@google.com>
9089 * c-ppoutput.c (print_lines_directives_only): New function.
9090 (scan_translation_unit_directives_only): New function.
9091 (preprocess_file): Add call to scan_translation_unit_directives_only.
9092 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
9093 (sanitize_cpp_opts): Add default flag_dump_macros setting for
9094 -fdirectives-only. Add errors for -fdirectives-only conflict with
9095 -Wunused-macros and -traditional.
9096 (finish_options): Add builtin macro initialization for
9097 -fdirectives-only + -fpreprocessed.
9098 * c.opt (fdirectives-only): New.
9099 * doc/cppopts.texi (fdirectives-only): New.
9101 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9103 * alias.c (record_set, memory_modified_1): Constify.
9104 * bt-load.c (note_btr_set): Likewise.
9105 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
9106 * combine.c (set_nonzero_bits_and_sign_copies,
9107 expand_field_assignment, record_dead_and_set_regs_1,
9108 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
9109 likely_spilled_retval_1): Likewise.
9110 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
9111 frv_io_handle_set): Likewise.
9112 * config/mips/mips.c (mips_sim_record_set,
9113 vr4130_true_reg_dependence_p_1): Likewise.
9114 * config/mt/mt.c (insn_dependent_p_1): Likewise.
9115 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
9116 * config/sh/sh.c (flow_dependent_p_1): Likewise.
9117 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
9118 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
9119 * ddg.c (mark_mem_store): Likewise.
9120 * df-problems.c (df_urec_mark_reg_change): Likewise.
9121 * function.c (update_epilogue_consts): Likewise.
9122 * gcse.c (record_set_info, record_last_set_info,
9123 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
9124 reg_clear_last_set): Likewise.
9125 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
9127 * jump.c (reversed_comparison_code_parts): Likewise.
9128 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
9129 reg_is_set): Likewise.
9130 * loop-iv.c (mark_altered): Likewise.
9131 * mode-switching.c (reg_becomes_live): Likewise.
9132 * optabs.c (no_conflict_move_test): Likewise.
9133 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
9135 * postreload.c (reload_combine_note_store, move2add_note_store):
9137 * regmove.c (flags_set_1): Likewise.
9138 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
9140 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
9142 * resource.c (update_live_status): Likewise.
9143 * rtl.h (set_of, note_stores): Likewise.
9144 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
9145 note_stores, parms_set): Likewise.
9146 * sched-rgn.c (sets_likely_spilled_1): Likewise.
9147 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
9149 * var-tracking.c (count_stores, add_stores): Likewise.
9151 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9153 * alias.c (mems_in_disjoint_alias_sets_p,
9154 fixed_scalar_and_varying_struct_p, aliases_everything_p,
9155 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
9156 write_dependence_p, mems_in_disjoint_alias_sets_p,
9157 read_dependence, true_dependence, canon_true_dependence,
9158 anti_dependence, output_dependence): Constify.
9159 * combine.c (extended_count): Likewise.
9160 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
9161 * cselib.c (get_value_hash, references_value_p,
9162 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
9163 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
9164 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
9165 * function.c (contains, prologue_epilogue_contains,
9166 sibcall_epilogue_contains): Likewise.
9167 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
9168 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
9169 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
9170 reg_or_subregno): Likewise.
9171 * recog.c (asm_noperands): Likewise.
9172 * reload1.c (function_invariant_p): Likewise.
9173 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
9174 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
9175 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
9176 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
9177 true_regnum, reg_or_subregno, condjump_in_parallel_p,
9178 extended_count, prologue_epilogue_contains,
9179 sibcall_epilogue_contains, function_invariant_p, true_dependence,
9180 canon_true_dependence, read_dependence, anti_dependence,
9181 output_dependence): Likewise.
9182 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
9184 2007-07-30 Julian Brown <julian@codesourcery.com>
9186 * config/arm/neon.md (V_ext): New mode attribute.
9187 (neon_vget_lane<mode>): Replace with define_expand.
9188 (neon_vget_lane<mode>_sext_internal)
9189 (neon_vget_lane<mode>_zext_internal): New define_insns for double
9190 and quad precision vectors.
9191 (neon_vget_lanedi): Add bounds check. Remove dead comment.
9192 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
9193 have typeless 32-bit result.
9195 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9198 * tree-affine.h (aff_tree): The type of rest is sizetype for types
9200 * tree-affine.c (aff_combination_scale): If type is a pointer type,
9201 use sizetype for rest.
9202 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
9203 (aff_combination_convert): Don't convert rest for pointer types.
9205 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
9207 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
9209 * tree-ssa-alias.c: Add alloc-pool.h.
9210 (init_alias_info): Free alias_bitmap_obstack.
9211 (delete_alias_info): Call delete_mem_ref_stats.
9212 (get_mem_sym_stats_for): Use alloc_pool.
9213 (init_mem_ref_stats): Do not delete mem_ref_stats here.
9214 (delete_mem_sym_stats): Removed.
9216 2007-07-29 Sebastian Pop <sebpop@gmail.com>
9218 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
9219 functions cannot be represented as classical distance vectors.
9221 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9223 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
9224 * builtins.c (validate_arg, builtin_mathfn_code,
9225 validate_arglist): Likewise.
9226 * calls.c (call_expr_flags): Likewise.
9227 * combine.c (reg_nonzero_bits_for_combine,
9228 reg_num_sign_bit_copies_for_combine, get_last_value,
9229 reg_truncated_to_mode): Likewise.
9230 * emit-rtl.c (subreg_lowpart_p): Likewise.
9231 * expr.c (highest_pow2_factor_for_target,
9232 categorize_ctor_elements_1, categorize_ctor_elements,
9233 count_type_elements, contains_packed_reference,
9234 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
9235 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
9236 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
9237 native_encode_int, native_encode_real, native_encode_complex,
9238 native_encode_vector, native_encode_expr, native_interpret_int,
9239 native_interpret_real, native_interpret_complex,
9240 native_interpret_vector, native_interpret_expr): Likewise.
9241 * function.c (use_register_for_decl): Likewise.
9242 * gimplify.c (get_name): Likewise.
9243 * langhooks-def.h (lhd_return_null_const_tree): New.
9244 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
9245 * langhooks.c (lhd_return_null_const_tree): New.
9246 * langhooks.h (lang_get_callee_fndecl): Constify.
9247 * output.h (constructor_static_from_elts_p): Likewise.
9248 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
9249 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
9250 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
9251 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
9252 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
9253 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
9254 * rtlhooks-def.h (reg_nonzero_bits_general,
9255 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
9257 * rtlhooks.c (reg_num_sign_bit_copies_general,
9258 reg_nonzero_bits_general, reg_truncated_to_mode_general):
9260 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
9261 * stor-layout.c (mode_for_size_tree): Likewise.
9262 * tree-ssa-loop-im.c (memref_eq): Likewise.
9263 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
9264 * tree.c (contains_placeholder_p, type_list_equal,
9265 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
9267 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
9268 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
9269 contains_placeholder_p, contains_packed_reference,
9270 get_callee_fndecl, operand_equal_for_phi_arg_p,
9271 warn_if_unused_value, is_body_block, native_encode_expr,
9272 native_interpret_expr, fold_convertible_p, operand_equal_p,
9273 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
9274 validate_arglist, simple_cst_equal, type_list_equal,
9275 use_register_for_decl, call_expr_flags, get_name,
9276 highest_pow2_factor): Likewise.
9277 (const_call_expr_arg_iterator_d,
9278 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
9279 first_const_call_expr_arg, more_const_call_expr_args_p,
9280 FOR_EACH_CONST_CALL_EXPR_ARG): New.
9281 * varasm.c (constructor_static_from_elts_p): Constify.
9283 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
9285 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
9286 config/arm/neon-schedgen.ml, config/arm/neon.ml,
9287 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
9288 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
9289 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
9290 tree-vect-transform.c, tree.def: Fix comment typos. Follow
9291 spelling conventions.
9292 * doc/invoke.texi: Follow spelling conventions.
9294 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
9295 Revital Eres <eres@il.ibm.com>
9297 * modulo-sched.c (sms_schedule): Avoid loops which includes
9298 auto-increment instructions.
9300 2007-07-28 Richard Guenther <rguenther@suse.de>
9303 * fold-const.c (fold_cond_expr_with_comparison): Convert
9304 operand zero of MIN/MAX_EXPR to correct type.
9306 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9308 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
9309 flags_from_decl_or_type): Constify.
9310 * gcc.c (do_spec_1): Likewise.
9311 * print-tree.c (dump_addr, print_node_brief): Likewise.
9312 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
9313 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
9314 tree_purge_all_dead_eh_edges): Likewise.
9315 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
9316 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
9318 * tree.c (expr_location, expr_has_location, expr_locus,
9319 expr_filename, expr_lineno, get_inner_array_type,
9320 fields_compatible_p): Likewise.
9321 * tree.h (get_inner_array_type, fields_compatible_p,
9322 expr_location, expr_has_location, expr_locus, expr_filename,
9323 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
9324 setjmp_call_p, alloca_call_p): Likewise.
9326 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
9328 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
9329 TV_FLOW_INSENSITIVE.
9331 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
9333 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
9334 (compute_flow_insensitive_aliasing): Ditto for
9335 TV_FLOW_INSENSITIVE.
9337 2007-07-27 Jan Hubicka <jh@suse.cz>
9339 * config/i386/i386.c (register_move_cost): Remove accidentally
9340 comitted #if 0 block.
9342 * attribs.c: Include hashtab.h
9343 (attribute_hash): New.
9344 (substring): New structure.
9345 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
9347 (init_attributes): Initialize attribute hash.
9348 (decl_attributes): Use attribute hash.
9349 * Makefile.in (attribs.c): Depend on hashtab.h.
9351 2007-07-27 Steve Ellcey <sje@cup.hp.com>
9353 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
9355 2007-07-27 Richard Sandiford <richard@codesourcery.com>
9357 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
9358 __mips_dspr2 and __mips_dsp_rev macros.
9359 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
9361 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
9363 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
9365 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9369 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
9370 and the updating of the live and do_not_gen sets.
9371 (df_note_bb_compute): Added updating of live and do_not_gen sets
9372 for regular defs so that the case of clobber inside conditional
9373 call is processed correctly.
9375 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9377 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
9378 operands with compatible type.
9380 2007-07-27 Richard Sandiford <richard@codesourcery.com>
9382 * expr.h (store_bit_field): Don't return a value.
9383 * expmed.c (check_predicate_volatile_ok): New function.
9384 (store_bit_field_1): New function, extracted from store_bit_field.
9385 Take a fallback_p argument and return true if the operation succeeded.
9386 Only use store_fixed_bit_field if fallback_p. Don't recompute
9387 mode_for_extraction; use op_mode instead. Try forcing memories
9388 into registers if the insv expander fails.
9389 (store_bit_field): Use store_bit_field_1 with fallback_p true.
9390 Don't return a value.
9391 (convert_extracted_bit_field): New function, extracted from
9393 (extract_bit_field_1): Likewise. Take a fallback_p argument
9394 and return NULL if the operation succeeded. Only use
9395 extract_fixed_bit_field if fallback_p. Only calculate one
9396 extraction mode. Combine code for extv and extzv. Try forcing
9397 memories into registers if the ext(z)v expander fails.
9398 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
9400 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
9402 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
9404 (df_ref): Likewise. Put regno with other integer fields.
9406 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
9408 * df.h (df_mw_hardreg): Remove "loc" field.
9409 * df-scan.c (df_ref_record): Don't set it. Remove redundant
9411 * df-problems.c (df_whole_mw_reg_unused_p): New function,
9412 split out from df_set_unused_notes_for_mw. Return false for
9413 partial references. Assert that mw_reg is a REG when returning true.
9414 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
9415 (df_whole_mw_reg_dead_p): New function, split out from
9416 df_set_dead_notes_for_mw. Return false for partial references.
9417 Assert that mw_reg is a REG when returning true.
9418 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
9419 Remove redundant bitmap check.
9421 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
9423 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
9424 ($(T)crtend.o): Likwise.
9425 ($(T)crtbeginS.o): Likwise.
9426 ($(T)crtendS.o): Likwise.
9427 ($(T)crtfastmath.o): Likwise.
9429 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
9431 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
9432 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
9433 * basic-block.h (struct control_flow_graph): Added x_dom_computed
9434 and x_n_bbs_in_dom_tree fields.
9436 2007-07-26 Steve Ellcey <sje@cup.hp.com>
9438 PR tree-optimization/32087
9439 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
9440 Do not call scale_bbs_frequencies_int with prob of zero.
9442 2007-07-26 Julian Brown <julian@codesourcery.com>
9444 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
9445 (neon_element_bits): Add prototypes.
9446 * config/arm/arm.c (bounds_check, neon_lane_bounds)
9447 (neon_const_bounds, neon_element_bits): New functions.
9448 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
9449 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
9450 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
9451 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
9452 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
9453 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
9454 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
9455 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
9456 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
9457 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
9458 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
9459 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
9460 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
9462 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
9464 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
9465 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
9467 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
9468 Julian Brown <julian@codesourcery.com>
9470 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
9471 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
9472 * config/arm/cortex-a8.md: New.
9473 * config/arm/cortex-a8-neon.md: New.
9474 * config/arm/neon-schedgen.ml: New.
9475 * config/arm/neon.md (vqh_mnem): New.
9477 (Is_float_mode): New.
9478 (Scalar_mul_8_16): New.
9480 (V_mode_nunits): New.
9481 (All instruction patterns): Annotate with neon_type attribute
9483 * config/arm/arm.md: Include cortex-a8.md.
9484 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
9486 Annotate instruction patterns accordingly.
9487 (generic_sched): Do not use generic scheduling for Cortex-A8.
9488 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
9490 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
9492 * fold-const.c (fold_read_from_constant_string): Use
9494 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9496 2007-07-26 Nick Clifton <nickc@redhat.com>
9498 * tree-ssa-operands.h: Change copyright header to refer to version
9499 3 of the GNU General Public License and to point readers at the
9500 COPYING3 file and the FSF's license web page.
9501 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
9502 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
9503 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
9504 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
9505 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
9506 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
9507 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
9508 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
9509 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
9510 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
9511 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
9512 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
9513 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
9514 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
9515 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
9516 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
9517 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
9518 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
9519 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
9520 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
9521 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
9522 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
9523 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
9524 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
9525 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
9526 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
9527 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
9528 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
9529 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
9530 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
9531 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
9532 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
9533 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
9534 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
9535 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
9536 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
9537 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
9538 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
9539 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
9540 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
9541 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
9542 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
9543 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
9544 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
9545 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
9546 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
9547 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
9548 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
9549 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
9550 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
9551 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
9552 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
9553 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
9554 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
9555 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
9556 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
9557 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
9558 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
9559 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
9560 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
9561 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
9562 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
9563 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
9564 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
9565 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
9566 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
9567 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
9568 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
9569 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
9570 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
9571 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
9572 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
9573 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
9574 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
9575 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
9576 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
9577 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
9578 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
9579 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
9580 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
9581 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
9582 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
9583 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
9584 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
9585 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
9586 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
9587 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
9588 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
9589 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
9590 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
9591 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
9592 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
9593 vecprim.h, basic-block.h, tree-ssa-structalias.c,
9594 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
9595 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
9596 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
9597 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
9598 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
9599 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
9600 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
9601 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
9602 convert.c, convert.h, langhooks-def.h, reload1.c,
9603 tree-ssa-operands.c: Likewise.
9605 2007-07-26 Jan Hubicka <jh@suse.cz>
9607 * tree-ssa-live.c: Include debug.h and flags.h.
9608 (mark_scope_block_unused): New function.
9609 (remove_unused_scope_block_p): New function.
9610 (remove_unused_locals): Remove unused blocks too.
9612 2007-07-25 Ian Lance Taylor <iant@google.com>
9614 * combine.c (combine_max_regno): Remove. Remove all uses.
9615 (struct reg_stat_struct): Rename from struct reg_stat.
9616 (reg_stat_type): Define, and declare VECs.
9617 (reg_stat): Change from pointer to VEC. Change all uses.
9618 (combine_split_insns): New static function.
9619 (try_combine, find_split_point): Call it instead of split_insns.
9621 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9623 * cfghooks.c (split_block): Fix the information about loop latch.
9625 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9627 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
9629 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9631 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9632 Scan the new edge for loop exit info.
9634 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
9636 * config/darwin.c: Include debug.h.
9638 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9641 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
9643 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9645 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
9646 (HARD_REGNO_MODE_OK): Ditto.
9647 (MODES_TIEABLE_P): Ditto.
9648 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9649 (CLASS_MAX_NREGS): Ditto.
9650 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
9651 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
9652 (divdf3_internal_thr): Removed.
9653 * config/ia64/div.md: New file.
9654 * config/ia64/constraints.md: Add H constraint.
9656 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9658 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
9659 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
9660 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
9661 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
9662 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
9663 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
9664 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
9665 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
9666 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
9667 dump_sbitmap_file, debug_sbitmap, popcount_table,
9668 sbitmap_popcount): Constify.
9669 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
9670 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
9671 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
9672 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
9673 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
9674 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
9675 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
9676 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
9677 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
9678 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
9679 sbitmap_popcount, sbitmap_verify_popcount): Constify.
9681 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9683 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
9684 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
9685 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
9686 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
9687 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
9688 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
9689 bitmap_intersect_p, bitmap_intersect_compl_p,
9690 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9691 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
9693 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
9694 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
9695 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
9696 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
9697 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9698 debug_bitmap, debug_bitmap_file, bitmap_print,
9699 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
9700 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
9702 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
9704 * config/darwin.c (darwin_override_options): Additional fix for
9705 debug info formats that don't support var tracking.
9707 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9709 * cselib.c (entry_and_rtx_equal_p): Constify.
9710 * gengtype.c (output_mangled_typename, write_types, write_local):
9712 * gengtype.h (const_type_p): New.
9713 * see.c (eq_descriptor_extension, hash_descriptor_extension):
9715 * tlink.c (scan_linker_output): De-constify.
9716 * tree-ssa-loop-im.c (memref_eq): Constify.
9717 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
9718 (shared_bitmap_hash, shared_bitmap_eq): Constify.
9720 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9722 * c-common.c (fname_as_string, c_type_hash): Constify.
9723 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9724 * cgraph.c (edge_hash, edge_eq): Likewise.
9725 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
9726 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
9727 reg_attrs_htab_eq): Likewise.
9728 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
9730 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
9731 const_decl_t, const_state_t, const_automata_list_el_t): New.
9732 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
9733 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
9734 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
9735 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
9736 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
9737 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
9738 compare_max_occ_cycle_nums, out_state_arcs_num,
9739 compare_transition_els_num, units_cmp, state_reservs_cmp):
9741 * genmodes.c (cmp_modes): Likewise.
9742 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
9743 * gimplify.c (compare_case_labels): Likewise.
9744 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
9745 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
9746 * matrix-reorg.c (mtt_info_hash): Likewise.
9747 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
9748 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
9749 (htab_hash_bucket, htab_hash_elem): Constify.
9750 * tree-browser.c (TB_parent_eq): Likewise.
9751 * tree-scalar-evolution.c (hash_scev_info): Likewise.
9752 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
9753 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
9754 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
9756 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
9757 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
9758 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
9759 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
9760 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
9762 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
9763 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
9764 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
9765 * tree-ssa-threadupdate.c (redirection_data_hash,
9766 redirection_data_eq): Likewise.
9767 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
9768 * tree-ssa.c (var_ann_eq): Likewise.
9769 * tree-vrp.c (compare_case_labels): Likewise.
9770 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
9771 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
9772 tree_not_check_failed, tree_class_check_failed,
9773 tree_range_check_failed, tree_not_class_check_failed,
9774 omp_clause_check_failed, omp_clause_range_check_failed,
9775 tree_contains_struct_check_failed, tree_operand_check_failed):
9777 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
9778 tree_not_check_failed, tree_class_check_failed,
9779 tree_range_check_failed, tree_not_class_check_failed,
9780 tree_operand_check_failed, omp_clause_operand_check_failed,
9781 tree_operand_length): Likewise.
9782 * var-tracking.c (const_variable): New.
9783 (variable_htab_hash, variable_htab_eq): Constify.
9784 * varasm.c (const_desc_hash): Likewise.
9786 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9788 * expr.c (handled_component_p): Constify.
9789 * fold-const.c (fit_double_type): Likewise.
9790 * real.h (real_value_from_int_cst): Likewise.
9791 * tree-flow-inline.h (gimple_in_ssa_p,
9792 gimple_aliases_computed_p, gimple_addressable_vars,
9793 gimple_call_clobbered_vars, gimple_referenced_vars,
9794 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
9795 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
9796 may_aliases, end_readonly_imm_use_p, has_zero_uses,
9797 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
9798 is_label_stmt, is_global_var, phi_ssa_name_p,
9799 factoring_name_p, is_call_clobbered, tree_common_ann,
9800 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
9801 unmodifiable_var_p, array_ref_contains_indirect_ref,
9802 ref_contains_array_ref, lookup_subvars_for_var,
9803 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
9804 gimple_mem_ref_stats): Likewise.
9805 * tree-flow.h (tree_common_ann, var_ann, function_ann,
9806 may_aliases, is_exec_stmt, is_label_stmt,
9807 ref_contains_array_ref, array_ref_contains_indirect_ref,
9808 var_can_have_subvars, overlap_subvar, is_call_clobbered,
9809 unmodifiable_var_p): Likewise.
9810 * tree-gimple.c (is_gimple_min_invariant): Likewise.
9811 * tree-gimple.h (is_gimple_min_invariant): Likewise.
9812 * tree.c (type_hash_list, attribute_hash_list, tree_size,
9813 cst_and_fits_in_hwi, real_value_from_int_cst,
9814 build_real_from_int_cst, integer_zerop, integer_onep,
9815 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
9816 tree_floor_log2, real_zerop, real_onep, real_twop,
9817 real_minus_onep, really_constant_p, purpose_member, chain_member,
9818 list_length, fields_length, int_size_in_bytes, bit_position,
9819 int_bit_position, byte_position, int_byte_position, expr_align,
9820 array_type_nelts, tree_node_structure,
9821 type_contains_placeholder_1, iterative_hash_pointer,
9822 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
9823 tree_map_base_eq, type_hash_list, type_hash_eq,
9824 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
9825 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
9826 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9827 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
9828 int_fits_type_p, get_containing_scope, decl_function_context,
9829 decl_type_context, omp_clause_operand_check_failed,
9830 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
9831 * tree.h (omp_clause_operand_check_failed, tree_size,
9832 build_real_from_int_cst, array_type_nelts, purpose_member,
9833 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
9834 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9835 is_attribute_p, check_qualified_type, expr_align,
9836 int_size_in_bytes, bit_position, int_bit_position, byte_position,
9837 int_byte_position, list_length, fields_length, initializer_zerop,
9838 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
9839 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
9840 tree_node_structure, handled_component_p, get_containing_scope,
9841 decl_function_context, decl_type_context, real_zerop,
9842 type_num_arguments, fit_double_type, really_constant_p,
9843 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
9844 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
9845 real_twop, real_minus_onep, int_cst_value): Likewise.
9847 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9849 * cfglayout.c (insn_scope, insn_line): Constify.
9850 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
9851 const_double_htab_hash, const_double_htab_eq,
9852 mem_attrs_htab_hash): Likewise.
9853 * loop-iv.c (biv_eq): Likewise.
9854 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
9855 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
9856 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
9858 * rtl-error.c (location_for_asm, diagnostic_for_asm,
9859 error_for_asm, warning_for_asm, _fatal_insn,
9860 _fatal_insn_not_found): Likewise.
9861 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
9862 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
9863 rtl_check_failed_type2, rtl_check_failed_code1,
9864 rtl_check_failed_code2, rtl_check_failed_code_mode,
9865 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
9866 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
9867 rtl_check_failed_type2, rtl_check_failed_code1,
9868 rtl_check_failed_code2, rtl_check_failed_code_mode,
9869 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
9870 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
9871 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
9872 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
9873 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
9874 rtx_unstable_p, get_integer_term, get_related_value,
9875 offset_within_block_p, reg_mentioned_p, count_occurrences,
9876 reg_referenced_p, reg_used_between_p, no_labels_between_p,
9877 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
9878 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
9879 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
9880 find_constant_src, find_reg_fusage, find_regno_fusage,
9881 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
9882 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
9883 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
9884 computed_jump_p, auto_inc_p, in_expr_list_p,
9885 remove_node_from_expr_list, loc_mentioned_in_p,
9886 label_is_jump_target_p, reversed_comparison_code_parts,
9887 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
9888 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
9889 print_inline_rtx): Likewise.
9890 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
9891 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
9892 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
9893 get_integer_term, get_related_value, offset_within_block_p,
9894 count_occurrences, reg_mentioned_p, no_labels_between_p,
9895 reg_used_between_p, reg_referenced_p, single_set_2,
9896 multiple_sets, set_noop_p, refers_to_regno_p,
9897 reg_overlap_mentioned_p, dead_or_set_p,
9898 covers_regno_no_parallel_p, covers_regno_p,
9899 dead_or_set_regno_p, find_reg_note, find_regno_note,
9900 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
9901 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
9902 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
9903 side_effects_p, may_trap_p_1, may_trap_p,
9904 may_trap_after_code_motion_p, may_trap_or_fault_p,
9905 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
9906 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
9907 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
9908 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
9909 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
9911 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
9912 warning_for_asm): Likewise.
9913 * tree.h (print_rtl): Likewise.
9914 * varasm.c (get_pool_mode): Likewise.
9916 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9918 * c-lex.c (c_lex_with_flags, lex_string): Constify.
9919 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
9920 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9921 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
9922 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
9923 * ddg.c (compare_sccs): Likewise.
9924 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
9925 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
9926 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
9927 decimal_do_fix_trunc, decimal_real_to_integer,
9928 decimal_real_to_integer2, decimal_real_maxval): Likewise.
9929 * dse.c (const_group_info_t): New.
9930 (invariant_group_base_eq, invariant_group_base_hash): Constify.
9931 * dwarf2out.c (const_dw_die_ref): New.
9932 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
9933 * tree-browser.c (TB_parent_eq): Likewise.
9934 * unwind-dw2-fde.c (__register_frame_info_bases,
9935 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
9936 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
9938 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
9939 * unwind-dw2.c (uw_frame_state_for): Likewise.
9940 * value-prof.c (histogram_hash, histogram_eq): Likewise.
9941 * value-prof.h (const_histogram_value): New.
9943 2007-07-25 Richard Sandiford <richard@codesourcery.com>
9945 * config/mips/mips.c (machine_function): Add
9946 initialized_mips16_gp_pseudo_p.
9947 (mips16_gp_pseudo_reg): Do not emit the initialization of
9948 mips16_gp_pseudo_rtx when being called from the gimple cost-
9949 calculation routines; emit it on the first use outside those
9952 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9954 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
9957 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
9958 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
9959 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
9960 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
9961 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
9962 Preserve const-ness of parameters through use of __typeof(),
9963 also constify and tidy.
9965 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
9966 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
9967 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
9968 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
9969 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
9970 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
9971 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
9972 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
9973 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
9975 2007-07-25 Julian Brown <julian@codesourcery.com>
9976 Mark Shinwell <shinwell@codesourcery.com>
9978 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
9979 (alpha_mangle_type): This.
9980 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9981 (TARGET_MANGLE_TYPE): Define this instead.
9982 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
9983 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
9984 (arm_init_neon_builtins): Fix comment.
9985 (arm_mangle_map_entry): New.
9986 (arm_mangle_map): New.
9987 (arm_mangle_type): New.
9988 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
9989 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9990 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9991 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9992 (TARGET_MANGLE_TYPE): Define this instead.
9993 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
9994 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9995 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9996 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9997 (TARGET_MANGLE_TYPE): Define this instead.
9998 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
10000 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
10001 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10002 (TARGET_MANGLE_TYPE): Define this instead.
10003 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
10004 (s390_mangle_type): This.
10005 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10006 (TARGET_MANGLE_TYPE): Define this instead.
10007 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
10008 (sparc_mangle_type): This.
10009 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10010 (TARGET_MANGLE_TYPE): Define this instead.
10011 * cp/mangle.c (write_type): Call mangle_type target hook on all
10012 types before mangling. Use original type, not main variant, as
10014 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
10015 (TARGET_MANGLE_TYPE): This.
10016 * target.h (gcc_target): Rename mangle_fundamental_type to
10018 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
10019 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
10021 2007-07-25 Julian Brown <julian@codesourcery.com>
10022 Paul Brook <paul@codesourcery.com>
10023 Joseph Myers <joseph@codesourcery.com>
10024 Mark Shinwell <shinwell@codesourcery.com>
10026 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
10027 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
10028 (with_fpu): Allow --with-fpu=neon.
10029 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
10030 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
10031 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
10032 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
10033 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
10034 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
10035 (neon_emit_pair_result_insn, neon_disambiguate_copy)
10036 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
10037 (output_move_neon): Add prototypes.
10038 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
10039 (all_fpus): Add FPUTYPE_NEON.
10040 (fp_model_for_fpu): Add NEON field.
10041 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
10042 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
10044 (arm_legitimate_address_p): Don't support fancy addressing for NEON
10046 (thumb2_legitimate_address_p): Likewise.
10047 (neon_valid_immediate): Recognize and prepare constants suitable for
10049 (neon_immediate_valid_for_move): New function. Recognize and prepare
10050 immediates for NEON move instructions.
10051 (neon_immediate_valid_for_logic): New function. Recognize and
10052 prepare immediates for NEON logic instructions.
10053 (neon_output_logic_immediate): New function. Create asm string
10054 suitable for outputting immediate logic instructions.
10055 (neon_pairwise_reduce): New function. Implement reduction using
10056 pairwise operations.
10057 (neon_expand_vector_init): New function. Expand a (possibly
10058 non-constant) vector initialization.
10059 (neon_vector_mem_operand): New function. Memory operands supported
10060 for quad-word loads/stores to/from ARM or NEON registers. Don't
10061 allow base+offset addressing for core regs.
10062 (neon_struct_mem_operand): New function. Valid mems for NEON
10064 (coproc_secondary_reload_class): Enable NEON registers to be loaded
10065 from neon_vector_mem_operand addresses without a secondary register.
10066 (add_minipool_forward_ref): Handle >8-byte minipool entries.
10067 (add_minipool_backward_ref): Likewise.
10068 (dump_minipool): Likewise.
10069 (push_minipool_fix): Likewise.
10070 (output_move_quad): New function. Output quad-word moves, loads and
10071 stores using ARM registers.
10072 (output_move_vfp): Add support for vectors in VFP (NEON) D
10074 (output_move_neon): Output a NEON load/store to/from a quadword
10076 (arm_print_operand): Implement new codes:
10077 - 'c' for unadorned integers (without a # sign).
10078 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
10080 - 'e', 'f' for the low and high D parts of a NEON Q register.
10081 - 'q' outputs a NEON Q register.
10082 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
10083 - 'T' prints NEON opcode features from a coded bitmask.
10084 - 'F' is similar to T, but signed/unsigned codes both print as
10086 - 't' is similar to T, but 'u' is printed instead of 'p'.
10087 - 'O' prints 'r' if NEON instruction should perform rounding (as
10088 specified by bitmask), else prints nothing.
10089 - '#' is a punctuation character to stop operand numbers from
10090 running together with following digits in the assembler
10091 strings for instructions (when using mode attributes).
10092 (arm_assemble_integer): Handle extra NEON vector modes. Permute
10093 constant vectors in big-endian mode, where necessary.
10094 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
10095 Handle EI, OI, CI, XI modes.
10096 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
10097 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
10098 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
10099 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
10100 (neon_builtin_type_bits): Add enumeration, one bit for each vector
10102 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
10103 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
10104 to turn v8qi, etc. into bits defined above.
10105 (neon_itype): New enumeration. Classifications of NEON builtins.
10106 (neon_builtin_datum): Define struct. Contains information about
10107 a single builtin (with multiple modes).
10108 (CF): Define helper macro for...
10109 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
10111 (neon_builtin_data): New array. Define information about builtins
10112 for use during initialization/expansion.
10113 (arm_init_neon_builtins): New function.
10114 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
10116 (neon_builtin_compare): New function.
10117 (locate_neon_builtin_icode): New function. Find an insn code for a
10118 builtin given a function code for that builtin. Also return type of
10119 builtin (NEON_BINOP, NEON_UNOP etc.).
10120 (builtin_arg): New enumeration. Types of arguments for builtins.
10121 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
10122 Takes a variable argument list of builtin_arg types, terminated by
10124 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
10125 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
10126 (neon_emit_pair_result_insn): New function. Support returning pairs
10127 of vectors via a pointer.
10128 (neon_disambiguate_copy): New function. Set up operands for a
10129 multi-word copy such that registers do not get clobbered.
10130 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
10131 ARM_BUILTIN_NEON_BASE.
10132 (arm_file_start): Set float-abi attribute for NEON.
10133 (arm_vector_mode_supported_p): Enable NEON vector modes.
10134 (arm_mangle_map_entry): New.
10135 (arm_mangle_map): New.
10136 (arm_mangle_vector_type): New.
10137 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
10139 (TARGET_NEON): New macro. Target supports NEON.
10140 (fputype): Add FPUTYPE_NEON.
10141 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
10142 for vectorization based on command-line arg.
10143 (NEON_REGNO_OK_FOR_NREGS): Define.
10144 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
10145 (VALID_NEON_STRUCT_MODE): Define.
10146 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
10147 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
10148 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
10149 (consttable_16): Add pattern for outputting 16-byte minipool
10151 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
10153 (vec-common.md, neon.md): Include md files.
10154 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
10155 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
10156 (memory_constraint "Ut", "Un", "Us"): Define.
10157 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
10158 (MMX_char): New mode attribute.
10159 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
10160 (*add<mode>3_iwmmxt): New insn pattern.
10161 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
10162 (*sub<mode>3_iwmmxt): New insn pattern.
10163 (mulv4hi3): Rename to...
10164 (*mulv4hi3_iwmmxt): This.
10165 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
10166 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
10167 (uminv4hi3, uminv2si3): Remove. Replace with...
10168 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
10169 (*umin<mode>3_iwmmxt): These.
10170 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
10171 (ashr<mode>3_iwmmxt): This new pattern.
10172 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
10173 (lshr<mode>3_iwmmxt): This new pattern.
10174 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
10175 (ashl<mode>3_iwmmxt): This new pattern.
10176 * config/arm/neon-docgen.ml: New file. Generate documentation for
10178 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
10179 * config/arm/arm_neon.h: New (autogenerated).
10180 * config/arm/neon-testgen.ml: New file. Generate NEON tests
10182 * config/arm/neon.md: New file. Define NEON instructions.
10183 * config/arm/neon.ml: New file. Abstract description of NEON
10184 instructions, used to generate arm_neon.h header, documentation and
10186 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
10187 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
10189 * doc/extend.texi (ARM Built-in Functions): Rename and remove
10191 (ARM NEON Intrinsics): New subsection.
10192 * doc/arm-neon-intrinsics.texi: New (autogenerated).
10194 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
10196 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
10199 2007-07-24 Jan Hubicka <jh@suse.cz>
10201 * regclass.c (move_table): New type.
10202 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
10203 (init_move_cost): Break out from ...
10204 (init_reg_sets_1): ... here; simplify computation of
10205 have_regs-of_mode and contains_reg_of_mode.
10206 (record_reg_classes): Unswitch internal loops.
10207 (copy_cost): Trigger lazy initialization of move cost
10208 (record_address_regs): Likewise.
10210 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
10212 * config/darwin.c (darwin_override_options): Don't force on
10213 flag_var_tracking_uninit when no debug info is requested.
10215 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10217 * cfgloop.c (init_loops_structure): New function.
10218 (flow_loops_find): Create root of the loop tree unconditionally.
10220 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
10222 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
10224 2007-07-24 Jan Hubicka <jh@suse.cz>
10226 * caller-save.c: Include ggc.h, gt-caller-save.h
10227 (reg_save_code, reg_restore_code): Rename to ...
10228 (cached_reg_save_code, cached_reg_restore_code): ... those.
10229 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
10230 (reg_save_code, reg_restore_code): New functions.
10231 (init_caller_save): Do not intialize
10232 reg_save_code/reg_restore_code tables.
10233 * Makefile.in: (gt-caller-save.h): New.
10235 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10237 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
10238 with the mode of the original operand instead of
10241 2007-07-23 Jan Hubicka <jH@suse.cz>
10243 * i386.c (ix86_secondary_memory_needed): Break out to...
10244 (inline_secondary_memory_needed): ... here.
10245 (ix86_memory_move_cost): Break out to ...
10246 (inline_memory_move_cost): ... here; add support for IN value of 2 for
10247 maximum of input and output; fix handling of Q_REGS on 64bit.
10248 (ix86_secondary_memory_needed): Microoptimize.
10250 2007-07-23 Sebastian Pop <sebpop@gmail.com>
10252 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
10253 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
10254 stmts_from_loop, known_dependences_p, build_rdg): New.
10255 * tree-data-ref.h: Depends on graphds.h.
10256 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
10257 (build_rdg): Declared.
10258 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
10260 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
10262 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
10265 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
10266 Jakub Jelinek <jakub@redhat.com>
10268 PR middle-end/PR28690
10269 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
10271 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
10272 and MEM_POINTER operands over REG and MEM operands.
10273 (swap_commutative_operands_p): Change return value to bool.
10274 * rtl.h: Update the corresponding prototype.
10275 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
10276 instead of gen_rtx_PLUS.
10277 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
10278 value to bool. Change function arguments to rtx's and update code
10280 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
10281 calls to match the new declaration.
10282 * simplify-rtx.c (simplify_associative_operation): Don't
10283 reorder simplify_binary_operation arguments.
10285 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10287 * config/mips/mips.c (override_options): Use mips_costs to derive
10288 the default branch cost.
10289 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
10291 * config/mips/mips.opt (mbranch-cost=): New option.
10292 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
10294 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10296 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
10297 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
10298 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
10299 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
10301 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10303 * config/mips/constraints.md (ks): New constraint.
10304 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
10305 (*add<mode>3_mips16): ...here.
10307 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
10309 * optabs.h (enum optab_index): Add new OTI_signbit.
10310 (signbit_optab): Define corresponding macro.
10311 (enum insn_code signbit_optab[]): Remove array.
10312 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
10313 (expand_copysign_absneg): If back end provides signbit insn, use it
10314 instead of bit operations on floating point argument.
10315 * builtins.c (enum insn_code signbit_optab[]): Remove array.
10316 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
10317 for availability of signbit insn.
10319 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
10320 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
10321 SSE mode is not active.
10322 (isinf<mode>2): Disable for mfpmath=sse,387.
10324 2007-07-22 Ben Elliston <bje@au.ibm.com>
10326 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
10328 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
10330 2007-07-20 Richard Guenther <rguenther@suse.de>
10332 * tree-cfg.c (verify_expr): COND_EXPRs can have any
10333 integral typed condition.
10334 * tree-ssa.c (useless_type_conversion_p): Do not preserve
10335 booleanness. Only preserve conversions from a non-base
10336 type to a base type, not in general between types with
10337 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
10338 * tree.def (COND_EXPR): Document that the condition
10339 can be of any integral type.
10341 2007-07-20 Nigel Stephens <nigel@mips.com>
10342 Richard Sandiford <richard@codesourcery.com>
10344 * config/mips/mips.h (mips_dwarf_regno): Declare.
10345 (DBX_REGISTER_NUMBER): Remove redundant brackets.
10346 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
10347 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
10348 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
10349 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
10350 (REG_CLASS_NAMES): Update accordingly.
10351 * config/mips/mips.c (mips_dwarf_regno): New array.
10352 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
10353 (mips_subword): Remove special handling for accumulator registers.
10354 (override_options): Initiailize mips_dwarf_regno. Remove use
10356 (mips_swap_registers): New function.
10357 (mips_conditional_register_usage): Swap accumulator registers
10358 around if TARGET_LITTLE_ENDIAN.
10359 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
10360 * config/mips/constraints.md (h, l): Use the endianness to choose
10361 between MD0_REG and MD1_REG.
10362 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
10363 alternative-dependent template.
10365 2007-07-20 Richard Sandiford <richard@codesourcery.com>
10367 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
10370 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10372 * function.c (thread_prologue_and_epilogue_insns): Fix exit
10373 predecessor fallthru flags.
10375 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10377 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
10378 of compare to the same type.
10379 * cfgloopmanip.c (add_loop): Update information about loop exits.
10380 (loop_version): Remove the innermost loop requirement.
10381 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
10382 to sizetype for pointers.
10384 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
10386 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
10387 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
10388 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
10390 * config/dfp-bit.c: Empty for TFmode conversions.
10392 2007-07-18 Caroline Tice <ctice@apple.com>
10394 * var-tracking.c (find_src_status): Check for COND_EXEC insns
10395 and handle them correctly; check that src is not NULL before
10397 (find_src_set_src): Likewise.
10399 2007-07-18 Bob Wilson <bob.wilson@acm.org>
10401 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
10402 (struct alignment_context, init_alignment_context): New.
10403 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
10404 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
10405 (XCHAL_HAVE_S32C1I): Likewise.
10406 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
10407 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
10408 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
10409 (ATOMIC, HQI): New macros.
10410 (memory_barrier, *memory_barrier): New.
10411 (sync_lock_releasesi): New.
10412 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
10413 (sync_lock_test_and_set<mode>): New.
10414 (sync_<atomic><mode>): New.
10415 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
10416 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
10417 (xtensa_expand_atomic): New.
10419 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10423 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
10424 transformation for builtin ISNORMAL.
10425 (expand_builtin): Handle BUILT_IN_ISNORMAL.
10426 * builtins.def (BUILT_IN_ISNORMAL): New.
10427 * doc/extend.texi: Document isnormal.
10429 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10433 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
10434 optabs infrastructure. Provide generic implementation for
10436 (expand_builtin): Handle FINITE/ISFINITE.
10437 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
10438 (fold_builtin_1): Likewise.
10440 * builtins.def (BUILT_IN_ISFINITE): New.
10442 * doc/extend.texi: Document isfinite.
10444 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10447 PR middle-end/20558
10449 * builtins.c (expand_builtin_interclass_mathfn): Provide a
10450 generic fallback for isinf.
10451 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
10452 calculation code ...
10453 * real.c (get_max_float): ... to here.
10454 * real.h (get_max_float): New.
10456 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10458 PR middle-end/32668
10460 * builtin-attrs.def (ATTR_TYPEGENERIC,
10461 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
10463 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
10464 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
10465 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
10466 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
10468 * c-common.c (handle_type_generic_attribute): New.
10469 (c_common_attribute_table): Add "type generic".
10471 * c-typeck.c (convert_arguments): Handle "type generic" functions.
10473 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
10475 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
10476 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
10479 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
10482 * config/cris/cris.c (cris_print_index): Don't use XEXP before
10483 checking that the operand is an expression.
10485 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
10486 Danny Smith <dannysmith@users.sourceforge.net>
10489 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
10490 file mapping object in local namespace if Windows version later
10493 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10495 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
10496 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
10497 arm_cannot_force_const_mem.
10498 (arm_cannot_force_const_mem): New function.
10499 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
10500 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
10501 of arm_tls_referenced_p.
10502 * config/arm/arm.md (movsi): Split out-of-section constants when
10503 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
10504 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10506 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10508 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
10510 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10512 * config/mips/mips.md (*extendqihi2): Convert the destination
10515 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10517 * config/pa/fptr.c: Update license header.
10518 * config/pa/milli64.S: Likewise.
10520 2007-07-17 Nick Clifton <nickc@redhat.com>
10522 * COPYING_v3: New file. Contains version 3 of the GNU General
10524 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
10525 Lesser General Public License.
10526 * doc/include/gpl_v3.texi: New file. Contains version 3 of
10527 the GNU General Public License.
10529 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
10531 PR rtl-optimization/32773
10532 * cfglayout.c (force_one_exit_fallthru): New function.
10533 (cfg_layout_finalize): Use it.
10535 2007-07-16 Richard Guenther <rguenther@suse.de>
10536 Uros Bizjak <ubizjak@gmail.com>
10538 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
10539 before forcing it to gimple operand.
10541 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10542 David Ung <davidu@mips.com>
10544 * config/mips/mips.h (TUNE_24K): Define.
10545 (TUNE_MACC_CHAINS): Add TUNE_24K.
10546 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
10548 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
10549 (r74k_int_madd): .. this new reservation.
10550 (define_bypass): Fixed bypasses for r74k_int_madd to use
10551 mips_linked_madd_p.
10552 * config/mips/24k.md (define_bypass): Define new
10553 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
10555 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10556 Nigel Stephens <nigel@mips.com>
10558 * config/mips/mips.md: Include 20kc.md.
10559 * config/mips/20kc.md: New file.
10560 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
10561 (mips_adjust_cost): Tweak for 20Kc.
10562 (mips_issue_rate): Likewise.
10563 * config/mips/mips.h (TUNE_20KC): Define.
10565 2007-07-16 David Edelsohn <edelsohn@gnu.og>
10567 * config/rs6000/rs6000.c (struct processor_cost): Add
10568 cache_line_size, l1_cache_lines, and simultaneous_prefetches
10570 (*_cost): Add cache information.
10571 (rs6000_override_options): Set cache parameters.
10573 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10576 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
10577 * doc/install.texi (mips-sgi-irix6): pthread support works now.
10579 2007-07-16 Paul Brook <paul@codesourcery.com>
10582 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
10583 (cirrus_thumb2_movsi_insn): Ditto.
10585 2007-07-15 Geoffrey Keating <geoffk@apple.com>
10587 * config/rs6000/darwin-fallback.c (interpret_libc): Change
10588 CR2_REGNO to R_CR2.
10590 2007-07-15 Andrew Haley <aph@redhat.com>
10592 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
10593 before looking in the context.
10595 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10597 PR middle-end/32398
10598 PR middle-end/32769
10599 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
10600 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
10601 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
10602 (pa_output_function_prologue): Use rp_saved and
10603 current_function_is_leaf to generate .CALLINFO statement.
10604 (hppa_expand_prologue): Set rp_saved.
10605 (hppa_expand_epilogue): Use rp_saved.
10606 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
10607 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
10609 2007-07-14 Dirk Mueller <dmueller@suse.de>
10611 * omega.c (coalesce): Fix memory leak on early exit.
10612 * matrix-reorg.c (check_allocation_function): Likewise.
10613 * tree-vect-transform.c (vect_get_new_vect_var): free result
10615 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10616 pass pointer to edge vector
10617 (partition_hot_cold_basic_blocks): Fix memory leak.
10618 * collect2.c (prefix_from_string): Free temporary storage.
10619 * reload1.c (fixup_abnormal_edges): Free sbitmap.
10621 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
10623 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
10624 (DO_GLOBAL_DTORS_BODY): Likewise.
10626 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
10627 Nigel Stephens <nigel@mips.com>
10629 * config/mips/mips.c (mips_classify_symbol): Don't return
10630 SYMBOL_SMALL_DATA for constant pool addresses if
10631 TARGET_EMBEDDED_DATA is true.
10633 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
10635 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
10636 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
10637 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
10638 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
10639 __builtin_ia32_storehps, __builtin_ia32_storelps,
10640 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
10641 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
10642 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
10643 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
10644 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
10645 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
10646 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
10647 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
10648 using def_builtin_const.
10650 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
10652 PR tree-optimization/32705
10653 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
10654 (simplify_binary_expression): Use SSA_VAL consistently.
10656 2007-07-13 David Edelsohn <edelsohn@gnu.org>
10658 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
10659 (SPEFSCR_REGNO): Delete definition.
10660 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
10661 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10662 * config/rs6000/rs6000.h: Do not define *_REGNO.
10663 LINK_REGISTER_REGNUM -> LR_REGNO.
10664 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10665 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
10666 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10667 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
10668 R_VRSAVE, R_VSCR. Use them.
10669 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
10670 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
10671 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
10672 * config/rs6000/aix.h: Define R_LR. Use it.
10674 2007-07-13 Caroline Tice <ctice@apple.com>
10676 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
10677 flag_var_tracking is explicitly turned off (i.e. when variable
10678 tracking is not feasible); otherwise, turn flag_var_tracking on when
10679 flag_var_tracking_uninit is on.
10680 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
10681 note definitions, to allow recording of initialization status in the
10683 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
10684 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
10685 determine if two note locations are equal.
10686 (output_loc_list): Don't output list entries whose start & end labels
10688 (reg_loc_descriptor): Add parameter for initialization status; pass it
10689 to other loc descriptor functions.
10690 (one_reg_loc_descriptor): Add parameter for initialization status;
10691 check its value and add DW_OP_GNU_uninit to returned loc descr if
10693 (multiple_reg_loc_descriptor): Add parameter for initialization
10695 pass init status argument to other loc descriptor functions; check
10696 value of intialization parameter and add DW_OP_GNU_uninit to returned
10697 loc descr if appropriate.
10698 (based_loc_descr): Add parameter for initialization status; add new
10699 variable for return value; check value of initialization parameter and
10700 add DW_OP_GNU_uninit to returned loc descr if appropriate.
10701 (concatn_mem_loc_descriptor): Add parameter for initialization status;
10702 pass init status argument to other loc descriptor functions; check
10703 value of intialization parameter and add DW_OP_GNU_uninit to returned
10704 loc descr if appropriate.
10705 (mem_loc_descriptor): Likewise.
10706 (concat_loc_descriptor): Likewise.
10707 (concatn_loc_descriptor): Likewise.
10708 (loc_descriptor): Add parameter for initialization status; pass it as
10709 argument to other loc descriptor function calls.
10710 (loc_descriptor_from_tree_1): Add appropriate initialization status
10711 to loc descriptor function calls.
10712 (add_location_or_const_value_attribute): Get initialization status
10713 from VAR_LOCATION note; add initialization status to loc descriptor
10715 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
10716 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
10717 status is uninitialized, add "[uninint]" to output.
10718 * common.opt (fvar-tracking-uninit): New option, similar to
10719 fvar-tracking, to turn on tracking of uninitialized variables; creates
10720 a new global flag, flag_var_tracking_uninit.
10721 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
10722 (enum var_init_status): New type, for var initialization status field.
10723 * var-tracking.c (struct location_chain_def): Two new fields, init,
10724 for initialization status, and set_src for the assignment value expr.
10725 (unshare_variable): New parameter for initialization status;
10726 initialize new init and set_src fields.
10727 (var_reg_set): New parameters for initialization status and value;
10728 pass them to set_variable_part.
10729 (var_mem_set): Likewise.
10730 (get_init_value): New function.
10731 (var_reg_delete_and_set): New initialization status & value
10732 parameters; add call to get_init_value if status is unknown; pass new
10733 parameters to clobber_variable_part and var_reg_set.
10734 (var_mem_delete_and_set): Likewise.
10735 (var_reg_delete): Pass null set_src value to clobber_variable_part.
10736 (var_mem_delete): Likewise.
10737 (variable_union): Pass status to unshare_variable; initialize new init
10738 and set_src fields. If flag_var_tracking_uninit is not set, force
10739 status to initialized.
10740 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
10741 used later to get the set_src value.
10742 (find_src_status): New function.
10743 (find_src_set_src): New function.
10744 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
10745 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
10746 MO_SET, get set_src value and pass it to var_reg_delete_and_set
10747 and var_mem_delete_and_set.
10748 (dump_variable): Print out "[uninit]" if appropriate.
10749 (set_variable_part): Add new initialization and set_src parameters;
10750 pass status to unshare_variable; set node->init and node- >set_src
10751 fields and modify slot in hash table appropriately; save the init and
10752 set_src values if appropriate and assign to the new node.
10753 (clobber_variable_part): New set_src parameter; if two nodes have
10754 same variable and same location but different set_src (assignment)
10755 values, clobber old node.
10756 (delete_variable_part): Pass init status to unshare_variable.
10757 (emit_note_insn_var_location): Add initialized var; assign var's init
10758 status to new 'initialized'; pass new init status field to calls to
10759 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
10760 status to initialized.
10761 (emit_notes_in_bb): Pass initialization status to calls to
10762 var_reg_set, var_mem_set, var_reg_delete_and_set and
10763 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
10764 var_reg_delete_and_set and var_mem_delete_and_set; call
10765 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
10766 make up for change in add_stores.
10767 (vt_add_function_parameters): Add status to calls to
10769 * config/darwin.c (darwin_override_options): Turn on uninitialized
10770 tracking automatically, if var_tracking is on and the system is
10773 2007-07-13 Sa Liu <saliu@de.ibm.com>
10775 * config.gcc: Add options for arch and tune on SPU.
10776 * config/spu/predicates.md: Add constant operands 0 and 1.
10777 * config/spu/spu-builtins.def: Add builtins for double precision
10778 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
10779 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
10781 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
10783 * config/spu/spu-protos.h: Add new function prototypes.
10784 * config/spu/spu.c (spu_override_options): Check options -march and
10786 (spu_comp_icode): Add comparison code for DFmode and vector mode.
10787 (spu_emit_branch_or_set): Use the new code for DFmode and vector
10789 (spu_const_from_int): New. Create a vector constant from 4 ints.
10790 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
10791 (spu_emit_vector_compare): New. Emit vector compare.
10792 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
10793 * config/spu/spu.h: Add options -march and -mtune. Define processor
10794 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
10795 CANONICALIZE_COMPARISON.
10796 * config/spu/spu.md: Add new insns for double precision compare
10797 and double precision vector compare. Add vcond and smax/smin patterns
10798 to enable DFmode vector conditional expression.
10799 * config/spu/spu.opt: Add options -march and -mtune.
10800 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
10801 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
10802 both CELL and CELLEDP targets: spu_testsv.
10803 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
10806 2007-07-13 Richard Guenther <rguenther@suse.de>
10808 PR tree-optimization/32721
10809 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
10810 TREE_THIS_VOLATILE on the folded reference.
10811 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
10812 if the array reference has TREE_THIS_VOLATILE set.
10814 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
10817 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
10819 2007-07-13 Andreas Schwab <schwab@suse.de>
10821 * gengtype-lex.l: Allow declarations to be indented.
10823 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10825 * ginclude/tgmath.h: New.
10826 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
10827 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
10828 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
10829 * configure: Regenerate.
10831 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10833 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
10834 correct index when setting register save state for xd
10837 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10839 * config/sh/sh.c (mark_use): Remove.
10841 2007-07-12 Paul Brook <paul@codesourcery.com>
10843 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
10844 reg does not overlap return value.
10846 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
10848 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
10849 (set_expression_vuses): Ditto.
10850 (init_pre): Initialize expression_vuses.
10852 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10854 * config/i386/sse.md (storentdf, storentsf): New.
10856 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10858 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
10860 * tree.c (build_decl_stat): Move code from here...
10861 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
10862 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
10863 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
10864 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
10865 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
10868 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10869 Devang Patel <dpatel@apple.com>
10871 PR tree-optimization/25413
10872 * targhooks.c (default_builtin_vector_alignment_reachable): New.
10873 * targhooks.h (default_builtin_vector_alignment_reachable): New.
10874 * tree.h (contains_packed_reference): New.
10875 * expr.c (contains_packed_reference): New.
10876 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
10877 (vect_enhance_data_refs_alignment): Call
10878 vector_alignment_reachable_p.
10879 * target.h (vector_alignment_reachable): New builtin.
10880 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
10881 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
10882 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
10884 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10886 * target.h (builtin_vectorization_cost): Add new target builtin.
10887 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
10888 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
10889 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
10890 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
10891 uninitialized variables.
10892 * tree-vect-transform.c (cost_for_stmt): New function.
10893 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
10894 using cost 1 for all scalar stmts. Be less conservative when
10895 estimating the number of prologue/epulogue iterations. Call
10896 targetm.vectorize.builtin_vectorization_cost. Return
10897 min_profitable_iters-1.
10898 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
10899 initialization cost instead of TARG_VEC_STMT_COST. Use
10900 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
10901 epilogue code. Fix epilogue cost computation.
10902 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
10903 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
10904 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
10905 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
10906 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
10907 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
10909 2007-07-12 Richard Guenther <rguenther@suse.de>
10911 * gimplify.c (gimplify_conversion): Make sure that the result
10912 from maybe_fold_offset_to_reference is trivially convertible
10913 to the desired type before doing the simplification.
10914 (gimplify_expr): Likewise.
10915 * fold-const.c (fold_binary): Use the correct types for
10916 building the simplified expression.
10918 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10920 PR rtl-optimization/32729
10921 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
10922 that fallthru to exit.
10924 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
10926 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
10927 (symDTPOFF2reg): Likewise.
10929 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
10931 PR tree-optimization/32663
10933 * tree.h (VALUE_HANDLE_VUSES): Remove.
10934 (struct tree_value_handle): Remove vuses.
10936 * tree-vn.c (create_value_handle_for_expr): Don't set
10937 VALUE_HANDLE_VUSES.
10939 * tree-ssa-pre.c (expression_vuses): New.
10940 (alloc_expression_id): Set up expression_vuses.
10941 (get_expression_vuses): New.
10942 (set_expression_vuses): Ditto.
10943 (clear_expression_ids): Modify for expression_vuses.
10944 (phi_translate_1): Ditto.
10945 (phi_translate_set): Ditto.
10946 (value_dies_in_block_x): Ditto
10947 (valid_in_sets): Ditto.
10948 (add_to_sets): Ditto.
10949 (find_existing_value_expr): Ditto.
10950 (create_value_handle_for_expr): Ditto.
10951 (make_values_for_stmt): Ditto.
10952 (vuse_equiv): Remove.
10954 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
10956 * Makefile.in (mostlyclean): Remove object files.
10958 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10960 * toplev.c (no_new_pseudos): Deleted.
10961 * rtl.h (no_new_pseudos): Deleted.
10962 * tree-pass.h (pass_no_new_pseudos): Deleted.
10963 * passes.c (pass_no_new_pseudos): Deleted.
10964 * final.c (rest_of_clean_state): Removed no_new_pseudos.
10965 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
10966 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
10968 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
10969 * rtlhooks.c (gen_lowpart_general): Ditto.
10970 * optabs.c (prepare_operand): Ditto.
10971 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
10973 * modulo-sched.c (rest_of_handle_sms): Ditto.
10974 * see.c (rest_of_handle_see): Ditto.
10975 * ifcvt.c (if_convert): Ditto.
10976 (gate_handle_if_after_combine): Replaced no_new_pseudos with
10978 * init-regs.c (gate_initialize_regs): Deleted set of
10980 * lower-subreg.c (decompose_multiword_subregs): Ditto.
10981 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
10982 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
10984 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10987 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
10988 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
10989 (*vec_extractv2di_1_rex64): New insn pattern.
10991 2007-07-11 David Daney <ddaney@avtrex.com>
10993 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
10994 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
10995 for SIGNAL_UNWIND_RETURN_COLUMN.
10996 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
10997 (DWARF_FRAME_REGNUM): Rewrite.
10998 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
11000 2007-07-11 Nick Clifton <nickc@redhat.com>
11002 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
11003 delta and use gen_int_mode in place of GET_INT instead.
11005 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
11007 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
11010 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
11012 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
11013 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
11015 * params.h (VERIFY_CANONICAL_TYPES): Remove.
11016 (USE_CANONICAL_TYPES): New.
11017 * doc/invoke.texi (verify-canonical-types): Remove.
11018 (use-canonical-types): Add.
11020 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
11022 * config/spu/spu.c (spu_optimization_options): Remove setting of
11023 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
11024 (spu_override_options): Move it here.
11026 2007-07-11 Richard Sandiford <richard@codesourcery.com>
11028 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
11029 * config/mips/mips.c (mips_cpu_info_table): Mention
11030 MIPS_ISA_LEVEL_SPEC in the comment.
11032 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
11034 PR tree-optimization/32713
11035 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
11037 2007-07-11 Paolo Carlini <pcarlini@suse.de>
11039 PR middle-end/30482
11040 * c-opts.c (c_common_post_options): Do not change flag_complex_method
11041 conditional to flag_isoc99.
11042 (c_common_init_options): Do it here, unconditionally.
11044 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
11046 PR tree-optimization/32589
11047 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
11048 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
11049 * tree-ssa-propagate.c (valid_gimple_expression_p): New
11050 predicate, extracted from...
11051 (set_rhs): ...here. Call it for the expression on entry.
11052 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
11053 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
11054 (simplify_binary_expression): Use valid_gimple_expression_p
11055 to validate the simplification.
11056 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
11058 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
11060 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
11061 DWARF2_DEBUG on 32 bit target too.
11062 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
11064 2007-07-11 Nick Clifton <nickc@redhat.com>
11066 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
11067 version for 64-bit hosts.
11069 2007-07-10 David Daney <ddaney@avtrex.com>
11071 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
11073 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
11075 * config/mips/mips.c (mips_expand_synci_loop): New function.
11076 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
11077 (UNSPEC_RDHWR): Same.
11078 (UNSPEC_SYNCI): Same.
11079 (UNSPEC_SYNC): Same.
11080 (clear_cache): New expand.
11084 (clear_hazard): Same.
11085 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
11087 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
11088 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
11090 2007-07-10 Ian Lance Taylor <iant@google.com>
11092 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
11095 2007-07-10 David Daney <ddaney@avtrex.com>
11097 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
11098 * builtins.c (expand_builtin___clear_cache): New function.
11099 (expand_builtin): Call expand_builtin___clear_cache for
11100 BUILT_IN_CLEAR_CACHE case.
11101 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
11102 * doc/md.texi (clear_cache): Document new instruction pattern.
11103 * testsuite/gcc.dg/builtins-64.c: New test.
11105 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
11107 * config/cris/cris.md ("movsi"): Fix typo in last change.
11109 2007-07-09 Geoffrey Keating <geoffk@apple.com>
11112 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
11114 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
11115 * varasm.c (assemble_start_function): Honor DECL_ALIGN
11116 for FUNCTION_DECLs. Don't use align_functions_log if
11118 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
11119 even for FUNCTION_DECLs.
11120 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
11122 * tree.h (DECL_ALIGN): Update for new location of 'align'.
11123 (DECL_FUNCTION_CODE): Update for new location and name of
11125 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
11126 (struct tree_decl_common): Move 'align' and 'off_align' out
11127 of union, ensure they're still on a 32-bit boundary. Remove
11128 other fields in union 'u1'.
11129 (struct tree_function_decl): Add field 'function_code' replacing
11130 'u1.f' in tree_decl_common.
11131 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
11132 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
11133 (Variable Attributes): Cross-reference 'aligned' attribute
11134 to Function Attributes.
11135 * flags.h (force_align_functions_log): Delete.
11136 * toplev.c (force_align_functions_log): Delete.
11138 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
11141 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
11142 (*vec_concatv2di_rex): New insn pattern.
11144 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11147 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
11149 2007-07-10 Ian Lance Taylor <iant@google.com>
11151 Replace no_new_pseudos in backends.
11152 * rtl.h (can_create_pseudo_p): Define.
11153 * config/darwin.c (machopic_indirect_data_reference): Use
11154 can_create_pseudo_p () instead of no_new_pseudos.
11155 (machopic_indirect_data_reference): Likewise.
11156 (machopic_legitimize_pic_address): Likewise.
11157 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
11158 (alpha_emit_set_const_1): Likewise.
11159 (alpha_emit_set_const): Likewise.
11160 (alpha_emit_conditional_move): Likewise.
11161 (alpha_split_conditional_move): Likewise.
11162 * config/alpha/alpha.md (various splitters): Likewise.
11164 * config/arm/arm.c (legitimize_pic_address): Likewise.
11165 (arm_load_pic_register): Likewise.
11166 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
11167 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
11168 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
11169 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
11170 * config/cris/cris.md (movsi): Likewise.
11171 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
11172 (symGOTOFF2reg_hilo): Likewise.
11173 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
11174 * config/h8300/h8300.md (insv, extzv): Likewise.
11175 * config/i386/i386.c (ix86_expand_move): Likewise.
11176 (ix86_expand_vector_move): Likewise.
11177 (ix86_prepare_fp_compare_args): Likewise.
11178 (ix86_expand_carry_flag_compare): Likewise.
11179 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
11180 (tls_dynamic_gnu2_combine_32): Likewise.
11181 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
11182 * config/ia64/ia64.c (ia64_expand_move): Likewise.
11183 (ia64_expand_movxf_movrf): Likewise.
11184 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
11185 (m32c_split_move): Likewise.
11186 (m32c_expand_insv): Likewise.
11187 * config/m68k/m68k.md (movsi): Likewise.
11188 * config/mips/mips.c (mips_force_temporary): Likewise.
11189 (mips_split_symbol): Likewise.
11190 (mips_move_integer): Likewise.
11191 (mips_legitimize_const_move): Likewise.
11192 * config/mn10300/mn10300.md (movsi): Likewise.
11193 * config/pa/pa.c (emit_move_sequence): Likewise.
11194 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11195 (rs6000_got_register): Likewise.
11196 (create_TOC_reference): Likewise.
11197 (rs6000_machopic_legitimize_pic_address): Likewise.
11198 * config/rs6000/rs6000.md (add<mode>3): Likewise.
11199 (various splitters): Likewise.
11200 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
11201 (movsi_got): Likewise.
11202 * config/s390/s390.c (emit_symbolic_move): Likewise.
11203 * config/s390/s390.md (movhi, movqi): Likewise.
11204 (load_multiple, store_multiple): Likewise.
11205 * config/score/score.c (score_force_temporary): Likewise.
11206 * config/sh/sh.c (prepare_move_operands): Likewise.
11207 (prepare_cbranch_operands): Likewise.
11208 (emit_fpu_switch): Likewise.
11209 (fpscr_set_from_mem): Likewise.
11210 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
11211 (adddi3, subsi3): Likewise.
11212 (various splitters): Likewise.
11213 (divsi_inv_fp_combine): Likewise.
11214 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
11215 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
11217 * config/sh/predicates.md (xor_operand): Likewise.
11218 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
11219 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
11220 (movdi_pic_label_ref): Likewise.
11221 * config/spu/spu.c (spu_split_immediate): Likewise.
11222 * config/alpha/alpha.md (various splitters): Remove test
11223 !no_new_pseudos || reload_completed.
11224 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
11226 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
11227 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11228 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11229 * config/score/score.c (th_output_mi_thunk): Likewise.
11230 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11231 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11233 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
11235 PR rtl-optimization/32664
11236 * mode-switching.c (create_pre_exit): Skip barrier insns.
11238 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
11240 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
11241 force_gimple_operand_bsi.
11242 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
11243 rewrite_use_compare): Ditto.
11244 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
11246 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
11247 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
11248 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
11249 * tree-profile.c (prepare_instrumented_value,
11250 tree_gen_interval_profiler, tree_gen_pow2_profiler,
11251 tree_gen_one_value_profiler, tree_gen_ic_profiler,
11252 tree_gen_ic_func_profiler, tree_gen_average_profiler,
11253 tree_gen_ior_profiler): Ditto.
11254 * tree-ssa-reassoc.c (negate_value): Ditto.
11255 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
11256 Use force_gimple_operand_bsi.
11257 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
11258 * tree-if-conv.c (add_to_dst_predicate_list,
11259 find_phi_replacement_condition): Ditto.
11260 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
11261 Call mark_symbols_for_renaming for new statements.
11262 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
11264 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
11266 * cfghooks.c (remove_edge): New function.
11267 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
11269 * cfghooks.h (remove_edge): Declare.
11270 * cfg.c (remove_edge): Renamed to remove_edge_raw.
11271 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
11273 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
11275 * optabs.h: Added declaration for signbit_optab.
11276 * optabs.c: (init_optabs): Added initialization for signbit_optab.
11277 * genoptinit.c (optabs): Added entry for signbit insns.
11278 * builtins.c (expand_builtin_signbit): Added code to use a signbit
11279 insn, if available.
11280 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
11281 * config/s390/s390.md (signbit<mode>2): New expander.
11283 2007-07-09 Richard Guenther <rguenther@suse.de>
11285 PR middle-end/32698
11286 * fold-const.c (fold_plusminus_mult_expr): Move constant
11287 arguments second to allow decomposing.
11289 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
11292 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
11294 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11295 Disregard DECL_FROM_INLINE.
11297 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
11300 * doc/invoke.texi: Add ftree-reassoc flag.
11301 * common.opt (ftree-reassoc): New flag.
11302 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
11303 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
11305 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
11307 PR tree-optimization/32681
11308 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
11309 saved in second_edge->aux when first_bb is a loop header.
11311 2007-07-09 Jan HUbicka <jh@suse.cz>
11313 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
11315 2007-07-09 Richard Guenther <rguenther@suse.de>
11317 * c-decl.c (start_function): Do not promote return type.
11319 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
11321 * function.c (do_warn_unused_parameter): Do not warn if
11322 TREE_NO_WARNING is set.
11324 2007-07-08 Andreas Schwab <schwab@suse.de>
11326 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
11328 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
11331 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
11333 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
11334 apply to assembly language, too.
11335 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
11337 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
11339 Revert (note the sccvn portions are *not* reverted)
11340 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
11342 Fix PR tree-optimization/23488
11344 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
11346 * tree-flow-inline.h (get_value_handle): Ditto.
11347 * tree-ssa-pre.c (decl_vh_map): New.
11348 (decl_node_pool): New.
11349 (can_value_number_operation): Support DECL_P.
11350 (can_PRE_operation): Ditto.
11351 (create_expression_by_pieces): Ditto.
11352 (find_existing_value_expr): Modify to differnetiate between
11353 addressing and top level.
11354 (create_value_handle_for_expr): Handle DECL's.
11355 (poolify_tree): Ditto.
11356 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
11357 (make_values_for_stmt): Handle DECL's properly.
11358 (init_pre): Reorg to not init useless things during FRE.
11360 * tree-flow.h: Include pointer-set.h.
11361 (decl_vh_map): Declare.
11362 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
11364 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
11366 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
11367 the constraint description.
11368 * doc/md.texi: Update documentation of AVR constraints.
11370 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
11372 * auto-inc-dec.c, config/arm/arm.c,
11373 config/m32r/constraints.md, config/mips/mips.md,
11374 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
11375 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
11376 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
11377 typos. Follow spelling conventions.
11378 * doc/invoke.texi, doc/rtl.texi: Fix typos.
11380 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11381 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11383 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
11384 realloc_vuse): Remove.
11385 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
11388 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
11390 Fix PR tree-optimization/23488
11392 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
11393 (try_to_simplify): Ditto.
11394 (visit_use): Ditto.
11395 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
11397 * tree-flow-inline.h (get_value_handle): Ditto.
11398 * tree-ssa-pre.c (decl_vh_map): New.
11399 (decl_node_pool): New.
11400 (can_value_number_operation): Support DECL_P.
11401 (can_PRE_operation): Ditto.
11402 (create_expression_by_pieces): Ditto.
11403 (find_existing_value_expr): Modify to differnetiate between
11404 addressing and top level.
11405 (create_value_handle_for_expr): Handle DECL's.
11406 (poolify_tree): Ditto.
11407 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
11408 (make_values_for_stmt): Handle DECL's properly.
11409 (init_pre): Reorg to not init useless things during FRE.
11411 * tree-flow.h: Include pointer-set.h.
11412 (decl_vh_map): Declare.
11413 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
11415 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
11417 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
11418 apply to assembly language, too.
11419 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
11421 2007-07-06 Ian Lance Taylor <iant@google.com>
11422 Zack Weinberg <zackw@panix.com>
11424 PR middle-end/32441
11425 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
11427 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11429 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
11430 (prefetch): Likewise if "pref" would be used.
11432 2007-07-06 Josh Conner <jconner@apple.com>
11434 PR middle-end/32602
11435 PR middle-end/32603
11436 * calls.c (store_one_arg): Handle arguments which are partially
11437 on the stack when detecting argument overlap.
11439 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
11441 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
11442 chosen during find_reloads.
11444 2007-07-06 Richard Guenther <rguenther@suse.de>
11446 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
11447 TYPE_ARG_TYPES for verification of argument types. Use
11448 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
11449 parameters as variable arguments.
11451 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
11453 * libgcc2.h (word_type): Type definition removed.
11454 (cmp_return_type, shift_count_type): Type definitions added.
11455 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
11456 replaced with shift_count_type.
11457 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
11459 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
11460 changed from word_type to Wtype.
11461 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
11462 replaced with shift_count_type.
11463 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
11465 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
11466 and libgcc_shift_count attribute added.
11467 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
11468 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
11469 (TARGET_INITIALIZER): New target hooks added.
11470 * targhooks.c (default_libgcc_cmp_return_mode,
11471 default_libgcc_shift_count_mode): Default implementations for the new
11472 target hooks added.
11473 * targhooks.h (default_libgcc_cmp_return_mode,
11474 default_libgcc_shift_count_mode): Function prototypes added.
11475 * target.h (struct gcc_target): Fields for the new target hooks added.
11476 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
11478 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
11481 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
11482 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
11484 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
11485 s390_libgcc_shift_count_mode): Functions added.
11486 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
11487 Target hooks defined.
11489 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11491 * config/mips/mips.c (compute_frame_size): Restore the original
11492 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
11493 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
11494 Document why the difference is needed.
11496 2007-07-06 Richard Guenther <rguenther@suse.de>
11498 * c-common.c (boolean_increment): Use correctly typed
11501 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11503 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
11504 the topmost argument register is not also included in the save mask.
11505 (mips16e_collect_argument_save_p): Take a pointer to the argument
11506 register, rather than a pointer to the number of arguments.
11507 (mips16e_collect_argument_saves): Only include argument saves
11508 that aren't in the register mask.
11510 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
11512 PR rtl-optimization/32450
11513 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
11514 to ensure that instructions are not moved into the prologue when
11515 profiling is on. Remove unused prologue_end variable.
11516 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
11517 as a scheduling barrier.
11519 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
11522 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11523 Disregard DECL_FROM_INLINE.
11525 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
11527 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
11528 IORing with a constant.
11530 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
11532 PR rtl-optimization/32475
11533 * df-scan.c (df_def_record_1): Add a use of the stack pointer
11534 for every definition of the stack pointer.
11536 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
11538 * arm.c (vfp3_const_double_index): Copy signed results of
11539 REAL_VALUE_TO_INT into unsigned vars.
11541 2007-07-05 Richard Guenther <rguenther@suse.de>
11543 PR middle-end/32639
11544 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
11546 * tree-ssa.c (useless_type_conversion_p): Check canonical
11549 2007-07-05 Anatoly Sokolov <aesok@post.ru>
11551 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
11552 zero_extendhisi2): Change to define_insn_and_split.
11553 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
11555 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
11557 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
11558 pass_match_asm_constraints): New.
11559 * passes.c (init_optimization_passes): Add new pass.
11560 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
11561 * function.h (struct function): Add has_asm_statement bit.
11562 (current_function_has_asm_statement): New.
11563 * tree-pass.h (pass_match_asm_constraints): New.
11565 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
11567 * config/mips/mips.c (mips_file_start): Avoid declaration
11570 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11572 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
11574 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
11576 * rtl.def (NOTE): Change print format string to print
11577 operand 5 as a note insn name.
11579 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11580 David Ung <davidu@mips.com>
11582 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
11583 * doc/invoke.texi: (MIPS Options): Document them.
11585 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11586 David Ung <davidu@mips.com>
11588 Add support for SmartMIPS ASE.
11590 * optabs.c (expand_binop_directly): New, broken out from...
11591 (expand_binop): Here. Make it try rotating in the other
11592 direction even when the second operand isn't constant.
11593 * config/mips/mips.md (*lwxs): New.
11594 * config/mips/mips.opt (msmartmips): New.
11595 * config/mips/mips.c (mips_lwxs_address_p): New.
11596 (mips_rtx_costs): Make it recognize scaled indexed addressing.
11597 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
11598 __mips_smartmips when compiling for TARGET_SMARTMIPS.
11599 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
11600 (ISA_HAS_LWXS): New.
11601 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
11602 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
11603 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
11604 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
11605 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
11606 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
11607 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
11609 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11611 * tree-vectorizer.c (new_loop_vec_info): Initialize
11612 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11613 * tree-vectorizer.h (_loop_vec_info): Added new filed
11614 min_profitable_iters.
11615 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
11616 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
11617 * tree-vect-analyze.c (vect_analyze_operations): Set
11618 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11619 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
11620 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
11621 Fix calculation of peel_iters_prologue. Move consideration of epilogue
11622 and prologue cost to after they are computed.
11623 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
11624 TARG_VEC_STMT_COST.
11625 (vect_model_simple_cost): Takes additional argument dt. Consider cost
11626 of creating vectors from scalars according to dt.
11627 (vect_model_store_cost): Likewise.
11628 (vectorizable_call): Use dt array instead of scalar dt. Call
11629 vect_model_simple_cost with additional argument dt.
11630 (vectorizable_assignment): Likewise.
11631 (vectorizable_operation): Likewise.
11632 (vectorizable_type_demotion): Likewise.
11633 (vectorizable_type_promotion): Likewise.
11634 (vectorizable_store): Use dt array instead of scalar dt. Call
11635 vect_model_store_cost with additional argument dt.
11636 (vect_do_peeling_for_loop_bound): Don't call
11637 vect_estimate_min_profitable_iters. Instead, lookup
11638 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
11639 "may not be profitable".
11641 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11644 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
11645 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
11646 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
11647 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
11649 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
11651 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
11652 addressing modes cheaper.
11654 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
11656 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
11657 (dw_ranges_struct): Rename block_num to num. Adjust.
11658 (dw_ranges_by_label_struct): New.
11659 (ranges_by_label, ranges_by_label_allocated,
11660 ranges_by_label_in_use): New variables.
11661 (add_ranges_num): Factored most of the code out of...
11662 (add_ranges): ... this one. Rewrite in terms of the former.
11663 (add_ranges_by_labels): New.
11664 (output_ranges): Output by-label ranges.
11665 (dwarf2out_finish): Output range for multiple-section
11666 compile_unit. Output standard DW_AT_low_pc in addition to
11667 unexpected DW_AT_entry_pc.
11669 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
11671 PR tree-optimization/32604
11672 PR tree-optimization/32606
11674 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
11675 (compute_antic_safe): Removed.
11676 (ANTIC_SAFE_LOADS): Ditto.
11677 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
11678 (execute_pre): Don't call compute_antic_safe.
11679 (vuse_equiv): New function.
11680 (make_values_for_stmt): Use it
11681 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
11684 2007-07-04 Anatoly Sokolov <aesok@post.ru>
11687 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
11688 rather than a decl.
11689 (avr_attribute_table): Make "naked" attribute apply to function types
11690 rather than to decls.
11691 (avr_handle_fntype_attribute): New function.
11693 2007-07-04 Joseph Myers <joseph@codesourcery.com>
11695 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
11698 2007-07-04 David Ung <davidu@mips.com>
11699 Joseph Myers <joseph@codesourcery.com>
11701 * config/mips/mips.md (type): Add logical, signext and move.
11702 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
11703 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
11704 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
11705 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
11706 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
11707 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
11708 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
11709 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
11710 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
11711 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
11712 movv2sf_hardfloat_64bit): Use the new types.
11713 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
11714 *movdf_softfloat, *movdf_mips16): Use "multi".
11715 (extendqihi2): Replace with a define_expand.
11716 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
11717 Based on extend<SHORT:mode><GPR:mode>2 patterns.
11718 * config/mips/74k.md (r74k_int_logical): New reservation and
11720 (r74k_int_arith): Remove "slt".
11721 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
11722 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
11723 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
11724 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
11725 reservations for "arith".
11727 2007-07-04 Richard Guenther <rguenther@suse.de>
11729 * tree-ssa.c (useless_type_conversion_p): Add handling for
11730 scalar float and vector types. Only call the types_compatible_p
11731 langhook for aggregate types as last resort. Follow the
11734 2007-07-04 Richard Guenther <rguenther@suse.de>
11736 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
11737 the same as NOP_EXPR.
11739 2007-07-04 Nick Clifton <nickc@redhat.com>
11741 * target.h (struct gcc_target): Add target_help field.
11742 * target-def.h (TARGET_HELP): New.
11743 (TARGET_INITIALIZER): Use TARGET_HELP.
11744 * opts.c (command_handle_option): Invoke target_help function, if
11745 defined, when the user has specified --target-help on the command
11747 * doc/invoke.texi: Mention that --target-help might print
11748 additional information.
11749 * doc/tm.texi: Document TARGET_HELP hook.
11751 * arm.c (TARGET_HELP): Override default definition.
11752 (arm_target_help): New - display a wrapped list of cores and
11753 architectures supported.
11755 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
11757 * config/v850/v850.c (expand_prologue): Make sure
11758 GEN_INT() argument is sign extended rather than zero extended.
11759 (expand_epilogue): Likewise.
11760 (output_move_double): Delete.
11761 * config/v850/v850-protos.h (output_move_double): Delete.
11762 * config/v850/v850.md (movdi): Delete.
11763 (*movdi_internal): Delete.
11765 (*movdf_internal): Delete.
11767 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11769 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
11770 unless compiling RTP PIC.
11772 2007-07-04 Richard Guenther <rguenther@suse.de>
11774 PR tree-optimization/32482
11775 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
11776 original ssa name if we didn't find a shift expression.
11777 Fix shift constant for bit zero test.
11779 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11781 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
11783 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11785 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
11786 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
11787 * config/arm/vxworks.h (ASM_SPEC): Delete.
11788 (SUBTARGET_EXTRA_ASM_SPEC): Define.
11790 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11792 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
11793 (DDR_REVERSED_P): New.
11794 * tree-data-ref.c (initialize_data_dependence_relation,
11795 build_classic_dist_vector): Set DDR_REVERSED_P.
11797 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11799 PR middle-end/32457
11800 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
11801 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
11802 init_omega_for_ddr_1): Use non conservative number of iterations
11804 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
11805 (analyze_siv_subscript): Remove FIXME and reinitialization of
11806 last_conflicts to chrec_dont_know.
11807 * testsuite/gfortran.dg/vect/pr32457.f90: New.
11809 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11811 * tree.c (maybe_canonicalize_argtypes): Improve description.
11813 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11815 * tree.c (maybe_canonicalize_argtypes): New.
11816 (build_function_type): Set canonical type.
11817 (build_method_type_directly): Ditto.
11818 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
11821 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11823 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
11825 (rewrite_use_nonlinear_expr): Likewise.
11827 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
11829 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
11831 2007-07-04 Ben Elliston <bje@au.ibm.com>
11833 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
11836 * c-objc-common.c (c_types_compatible_p): Fix indentation.
11838 * doc/tm.texi (Run-time Target): Capitalise "CPU".
11839 (Exception Handling): Likewise.
11841 2007-07-03 Jan Hubicka <jh@suse.cz>
11843 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
11845 2007-07-03 Eric Christopher <echristo@apple.com>
11847 * doc/cppopts.texi: Add conflicting option note to -dM.
11848 * doc/invoke.texi: Add note about possible conflicts with
11849 -E for -dCHARS and note that -dM will not produce
11850 any results if there is no machine dependent reorg.
11852 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11854 * tree.h (DECL_ALIGN): Back out previous change.
11856 2007-07-03 Joseph Myers <joseph@codesourcery.com>
11858 * configure.ac: Test for .dtprelword support on MIPS.
11859 * configure, config.in: Regenerate.
11860 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
11861 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
11863 2007-07-03 Julian Brown <julian@codesourcery.com>
11865 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
11866 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
11867 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
11868 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
11870 (all_fpus): Add FPUTYPE_VFP3.
11871 (fp_model_for_fpu): Add VFPv3 field.
11872 (arm_rtx_costs_1): Give cost to VFPv3 constants.
11873 (vfp3_const_double_index): New function. Return integer index of
11874 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
11876 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
11877 and argument represents a valid RTX for a VFPv3 constant.
11878 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
11880 (vfp_emit_fstmd): Similar, for fstmd.
11881 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
11882 constants, represented as integer indices.
11883 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
11884 VFP_REGNO_OK_FOR_DOUBLE macros.
11885 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
11886 (arm_file_start): Set float-abi attribute for VFPv3, and output
11887 correct ".fpu" assembler directive.
11888 (arm_dbx_register_numbering): Add FIXME.
11889 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
11890 (fputype): Add FPUTYPE_VFP3.
11891 (FIXED_REGISTERS): Add 32 registers for D16-D31.
11892 (CALL_USED_REGISTERS): Likewise.
11893 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
11894 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
11895 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
11896 (D7_VFP_REGNUM): New.
11897 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
11898 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
11899 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
11900 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
11901 (REG_ALLOC_ORDER): Adjust for VFPv3.
11902 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
11903 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
11904 VFP_LO_REGS, VFP_HI_REGS.
11905 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
11906 (IS_VFP_CLASS): Define macro.
11907 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
11909 (REGISTER_MOVE_COST): Likewise.
11910 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
11911 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
11912 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
11913 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
11914 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
11915 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
11916 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
11917 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
11918 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
11919 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
11920 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
11921 where appropriate for single-word registers.
11922 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
11923 As above. Fix type attributes.
11924 * config/arm/constraints.md (register_contraint "t"): Define.
11925 (register_constraint "w"): Change to D0-D15, or D0-D31 for
11927 (register_constraint "x"): Define.
11928 (constraint "Dv"): Define.
11930 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11932 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
11934 2007-07-03 Tom Tromey <tromey@redhat.com>
11936 * c-parser.c (objc_pq_context): Removed.
11937 (objc_need_raw_identifier): Likewise.
11938 (c_parser) <objc_pq_context>: New field.
11939 <objc_need_raw_identifier>: Likewise.
11940 (OBJC_NEED_RAW_IDENTIFIER): Removed.
11941 (c_lex_one_token): Update.
11942 (c_parser_objc_protocol_definition): Update.
11943 (c_parser_objc_method_definition): Update.
11944 (c_parser_objc_methodproto): Update.
11945 (c_parser_declspecs): Update.
11947 2007-07-03 David Ung <davidu@mips.com>
11949 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
11951 2007-07-03 David Ung <davidu@mips.com>
11952 Richard Sandiford <richard@codesourcery.com>
11954 * doc/invoke.texi: Document -march=74kf3_2.
11955 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
11956 (TUNE_74K): Check for it.
11957 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
11958 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
11959 * config/mips/mips.md (cpu): Add 74kf3_2.
11960 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
11961 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
11962 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
11963 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
11964 74kf3_2 to the CPU list.
11965 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
11966 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
11967 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
11968 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
11969 (r74kf3_2_fxfer_from_c1): New insn reservations.
11971 2007-07-03 Richard Sandiford <richard@codesourcery.com>
11972 David Ung <davidu@mips.com>
11974 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
11975 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
11976 and 74k[fx]. Document aliases for the new options.
11977 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
11978 (PROCESSOR_24KF2_1): ...this.
11979 (PROCESSOR_24KX): Rename to...
11980 (PROCESSOR_24KF1_1): ...this.
11981 (PROCESSOR_74KF): Rename to...
11982 (PROCESSOR_74KF2_1): ...this.
11983 (PROCESSOR_74KX): Rename to...
11984 (PROCESSOR_74KF1_1): ...this.
11985 (TUNE_74K): Update PROCESSOR_* names.
11986 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
11987 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
11988 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
11989 (mips_rtx_cost_data): Update processor names in comments.
11990 (mips_issue_rate): Update PROCESSOR_* names.
11991 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
11992 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
11993 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
11994 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
11995 Update cpu attribute names.
11996 (r24k_fpu_iss): Rename this reservation to...
11997 (r24kf2_1_fpu_iss): ...this and update all uses.
11998 (r24kx_fpu_iss): Rename this reservation to...
11999 (r24kf1_1_fpu_iss): ...this and update all uses.
12000 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
12001 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
12002 Update cpu attribute names.
12004 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
12006 * config/m32r/constraints.md: New file.
12007 * config/m32r/m32r.c: Include tm-constrs.h.
12008 (small_data_operand): Use satisfies_constraint_* instead of macro.
12009 (addr24_operand, gen_compare): Likewise.
12010 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
12011 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
12012 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12013 EXTRA_CONSTRAINT): Likewise.
12014 * config/m32r/m32r.md: Include constraints.md.
12015 (*movsi_insn): Use satisfies_constraint_* instead of macro.
12016 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
12017 * config/m32r/predicates.md (conditional_move_operand): Likewise.
12018 (two_insn_const_operand, int8_operand, uint16_operand,
12019 reg_or_int16_operand, reg_or_uint16_operand,
12020 reg_or_cmp_int16_operand, cmp_int16_operand,
12021 seth_add3_operand): Likewise.
12023 2007-07-03 Eric Christopher <echristo@gmail.com>
12025 * libgcc2.h: Conditionally declare __bswapsi2 and
12028 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
12030 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
12033 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12036 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
12037 (__gthrw_pragma): Provide default definition.
12038 (__gthrw2): Use it.
12039 * gthr-posix.c (__gthrw_pragma): Define.
12041 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
12043 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
12044 before declaring inequality.
12046 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
12048 * combine.c (recog_for_combine): Log the success or failure of
12049 matching new insn patterns against the machine description in
12052 2007-07-03 Revital Eres <eres@il.ibm.com>
12054 * ddg.c (print_sccs): New function.
12055 (check_sccs): New function.
12056 (create_ddg_all_sccs): Use it.
12057 * ddg.h (print_sccs): Declare.
12058 * modulo-sched.c (sms_order_nodes): Call print_sccs.
12060 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
12062 * targhooks.h (default_mode_for_suffix): New function declaration.
12063 * targhooks.c (default_mode_for_suffix): New default target hook.
12064 * target.h (struct c): New structure in the targetm struct.
12065 (mode_for_suffix): New target hook as part of struct c.
12066 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
12067 default_mode_for_suffix.
12068 (TARGET_C): New define.
12069 * c-lex.c: Include "target.h".
12070 (interpret_float): Use targetm.c.mode_for_suffix to determine
12071 the mode for a given non-standard suffix.
12072 Makefile.in (c-lex.o): Depend on $(TARGET_H).
12074 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
12075 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
12077 * doc/extend.texi (Floating Types): New node. Document __float80 and
12078 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
12080 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12083 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
12084 predicate instead of target_operand.
12085 (divsi3_i1_media, divsi3_media_2): Likewise.
12087 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
12089 * tree.h (alias_sets_might_conflict_p): Rename into
12090 alias_sets_must_conflict_p.
12091 * alias.c (alias_sets_might_conflict_p): Likewise.
12092 (alias_sets_conflict_p): Use it.
12093 (objects_must_conflict_p): Likewise.
12094 * c-common.c (strict_aliasing_warning): Adjust.
12096 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12098 * rtlhooks.c (gen_lowpart_if_possible): Check for
12099 invalid subreg before calling gen_lowpart_SUBREG.
12101 2007-07-02 Geoffrey Keating <geoffk@apple.com>
12103 * config/darwin9.h: Add copyright notice.
12104 (LINK_COMMAND_SPEC): Add comment.
12105 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
12106 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
12107 DARWIN_LIBSYSTEM_HAS_UNWIND.
12109 2007-07-02 Jakub Jelinek <jakub@redhat.com>
12112 * omp-low.c (check_combined_parallel): New function.
12113 (lower_omp_parallel): Call it via walk_stmts, set
12114 OMP_PARALLEL_COMBINED if appropriate.
12115 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
12116 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
12117 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
12118 don't consider it as combined parallel.
12120 2007-07-02 Richard Sandiford <richard@codesourcery.com>
12122 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12123 (gcc_tooldir): Likewise.
12124 * configure: Regenerate.
12125 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12126 old configure.ac gcc_tooldir setting.
12127 (prefix_to_exec_prefix): New variable.
12128 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12129 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12131 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
12133 Fix PR tree-optimization/32583
12134 Fix PR tree-optimization/32584
12135 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
12136 (phi_translate_set): Use phi_translate directly now.
12137 (make_values_for_stmt): Don't value number RHS if we already know
12140 2007-07-02 Steve Ellcey <sje@cup.hp.com>
12141 Jim Wilson <wilson@specifix.com>
12144 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
12147 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
12148 Richard Sandiford <richard@codesourcery.com>
12149 Nigel Stephens <nigel@mips.com>
12151 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
12152 (mips16e_output_save_restore): Declare.
12153 (mips16e_save_restore_pattern_p): Likewise.
12154 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
12155 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
12156 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
12157 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
12158 (BITSET_P): New global macro, extracted from...
12159 (mips_for_each_saved_reg): ...here.
12160 (mips16e_save_restore_info): New struct.
12161 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
12162 (mips16e_save_restore_regs): New variable.
12163 (mips_split_plus, mips16e_find_first_register): New functions.
12164 (mips16e_mask_registers): New function.
12165 (compute_frame_size): Expand the commentary before the function.
12166 Enforce the MIPS16e save and restore register range restrictions.
12167 Pad the general register save area at the low end.
12168 (mips16e_save_restore_reg, mips16e_build_save_restore)
12169 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
12170 (mips16e_output_save_restore, mips16e_collect_propagate_value)
12171 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
12173 (mips_expand_prologue, mips_expand_epilogue): Handle
12174 GENERATE_MIPS16E_SAVE_RESTORE.
12175 * config/mips/mips.md (*mips16e_save_restore): New pattern.
12177 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
12179 PR tree-optimization/31966
12180 PR tree-optimization/32533
12181 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
12182 "basic_block" description as its third argument. Update function
12183 calls to get destination bb from "edge" argument. Save "cond" into
12184 aux field of the edge. Update prototype for changed arguments.
12185 (if_convertible_loop_p): Clear aux field of incoming edges if bb
12187 (find_phi_replacement_condition): Operate on incoming edges, not
12188 on predecessor blocks. If there is a condition saved in the
12189 incoming edge aux field, AND it with incoming bb predicate.
12190 Return source bb of the first edge.
12191 (clean_predicate_lists): Clean aux field of outgoing node edges.
12192 (tree_if_conversion): Do not initialize cond variable. Move
12193 variable declaration into the loop.
12194 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
12195 initializations of new_stmt, arg0 and arg1 variables.
12197 2007-07-02 Jakub Jelinek <jakub@redhat.com>
12199 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
12200 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
12202 2007-07-02 Richard Guenther <rguenther@suse.de>
12204 * tree-ssa.c (useless_type_conversion_p): Document
12205 future intent as defining the middle-end type system.
12206 Re-structure to call langhook last, group by type class,
12207 mark questionable parts.
12209 2007-07-02 Richard Guenther <rguenther@suse.de>
12211 * tree-flow.h (types_compatible_p): Declare.
12212 * tree-ssa.c (types_compatible_p): New function.
12213 * ipa-type-escape.c (discover_unique_type): Use
12214 types_compatible_p instead of lang_hooks.types_compatible_p.
12215 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
12216 * tree-vn.c (expressions_equal_p): Likewise.
12217 * tree.c (fields_compatible_p): Likewise.
12218 * tree-ssa-dom.c (avail_expr_eq): Likewise.
12219 (cprop_operand): Use useless_type_conversion_p instead of
12220 lang_hooks.types_compatible_p.
12221 * tree-inline.c (setup_one_parameter): Likewise.
12222 (declare_return_variable): Likewise.
12223 * tree-nrv.c (tree_nrv): Likewise.
12224 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12225 (maybe_fold_offset_to_component_ref): Likewise.
12226 (maybe_fold_offset_to_reference): Likewise.
12227 * tree-ssa-copy.c (may_propagate_copy): Likewise.
12228 (merge_alias_info): Likewise.
12229 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
12230 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12231 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
12232 * tree-tailcall.c (find_tail_calls): Likewise.
12233 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
12234 * gimplify.c (canonicalize_addr_expr): Likewise.
12235 (fold_indirect_ref_rhs): Likewise.
12236 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
12237 (cpt_same_type): Likewise.
12238 (check_pointer_types_r): Swap parameters to cpt_same_type
12240 * fold-const.c (fold_convert): Revert fix for PR15988.
12241 * tree-inline.c (setup_one_parameter): Instead fix it here by
12242 using fold_build1 instead of fold_convert and checking for
12243 error_mark_node. Convert only if the conversion is necessary.
12245 2007-07-02 Joseph Myers <joseph@codesourcery.com>
12247 * configure.ac: Check for .gnu_attribute on Power.
12248 * configure: Regenerate.
12249 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
12250 attribute for floating-point ABI.
12252 2007-07-02 Ira Rosen <irar@il.ibm.com>
12254 PR tree-optimization/32230
12255 PR tree-optimization/32477
12256 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
12257 address is a constant.
12259 2007-07-02 Richard Sandiford <richard@codesourcery.com>
12261 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
12262 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
12263 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
12264 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
12265 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
12266 64-bit targets. Add support for *-elfoabi*.
12267 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
12268 different settings if $(tm_defines) does not select the EABI.
12269 (MULTILIB_EXCLUSIONS): Define in those circumstances.
12270 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
12271 (MIPS_ARCH_OPTION_SPEC): Likewise.
12272 (MIPS_ISA_LEVEL_SPEC): Likewise.
12273 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
12274 * config/mips/elfoabi.h: New file.
12276 2007-07-02 Richard Guenther <rguenther@suse.de>
12278 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
12279 (useless_type_conversion_p): ... this.
12280 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
12281 (useless_type_conversion_p): ... this.
12282 * builtins.c (fold_builtin_memory_op): Rename
12283 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
12284 * tree-cfg.c (verify_expr): Likewise.
12285 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
12286 * tree-ssa-ccp.c (ccp_fold): Likewise.
12287 * tree-ssa-copy.c (may_propagate_copy): Likewise.
12288 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
12289 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
12290 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
12291 * tree-ssa-pre.c (eliminate): Likewise.
12292 * tree-ssa.c (delete_tree_ssa): Likewise.
12293 (tree_ssa_useless_type_conversion): Likewise.
12294 * tree.c (build2_stat): Likewise.
12296 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
12298 Fix PR tree-optimization/32571
12299 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
12302 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
12304 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
12305 and other expected operations explicitly, change default to
12308 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12310 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
12312 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
12313 (tls_load_dot_plus_eight): Move the label number into the unspec.
12314 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
12316 2007-07-01 Andreas Schwab <schwab@suse.de>
12318 * dwarf2out.c (initial_return_save): Define only if used.
12320 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
12322 Unreverting Richard's Revert of:
12324 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12326 * dce.c (deletable_insn_p_1): New function, split out from...
12327 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12328 specially, not those inside PARALLELs. Remove BODY argument
12329 and adjust recursive call accordingly.
12330 (prescan_insns_for_dce): Update call to delete_insn_p.
12332 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
12333 Revital Eres <eres@il.ibm.com>
12335 * ddg.c (create_ddg_all_sccs): Fix missed
12336 initialization of scc_nodes.
12338 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
12340 PR middle-end/32559
12341 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
12342 X + ~X to 1 only for INTEGRAL_TYPE_P type.
12344 2007-06-30 Joseph Myers <joseph@codesourcery.com>
12346 * configure.ac: Check for .gnu_attribute on MIPS.
12347 * configure, config.in: Regenerate.
12348 * config/mips/mips.c (mips_file_start): If supported, output
12349 attribute for floating-point ABI.
12351 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
12354 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
12355 (ffs_cmove): New expander to expand using ctz pattern.
12356 (*ffs_cmove): Remove pattern.
12357 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
12358 (ffsdi2): Expand using ctz pattern.
12359 (*ffs_rex64): Remove pattern.
12361 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12363 PR rtl-optimization/32296
12364 * pa.md (return): Delete pattern.
12365 (return_internal): Remove "(const_int 1)" from pattern.
12366 (epilogue): Use return_internal pattern for trivial returns.
12367 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
12368 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
12370 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
12372 * tree-ssa-pre.c (is_exception_related): New function
12373 (can_value_number_operation): Use it.
12375 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
12377 Fix PR tree-optimization/32540
12378 Fix PR tree-optimization/31651
12380 * tree-ssa-sccvn.c: New file.
12382 * tree-ssa-sccvn.h: Ditto.
12384 * tree-vn.c: Include tree-ssa-sccvn.h
12385 (val_expr_paid_d): Removed.
12386 (value_table): Ditto.
12387 (vn_compute): Ditto.
12388 (val_expr_pair_hash): Ditto.
12389 (val_expr_pair_expr_eq): Ditto.
12390 (copy_vuses_from_stmt): Ditto.
12391 (vn_delete): Ditto.
12393 (shared_vuses_from_stmt): Ditto.
12394 (print_creation_to_file): Moved up.
12395 (sort_vuses): Ditto.
12396 (sort_vuses_heap): Ditto.
12397 (set_value_handle): Make non-static.
12398 (make_value_handle): Ditto.
12399 (vn_add): Rewritten to use sccvn lookups.
12400 (vn_add_with_vuses): Ditto.
12401 (vn_lookup): Ditto (and second argument removed).
12402 (vn_lookup_with_vuses): Ditto.
12403 (vn_lookup_or_add): Ditto (and second argument removed);
12404 (vn_lookup_or_add_with_vuses): Ditto.
12405 (vn_lookup_with_stmt): New.
12406 (vn_lookup_or_add_with_stmt): Ditto.
12407 (create_value_handle_for_expr): Ditto.
12409 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
12410 (seen_during_translate): New function.
12411 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
12412 (phi_trans_add): Ditto.
12413 (constant_expr_p): FIELD_DECL is always constant.
12414 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
12415 Use constant_expr_p.
12416 Avoid infinite recursion on mutually valued expressions.
12417 Change callers of vn_lookup_or_add.
12418 (phi_translate): New function.
12419 (compute_antic_safe): Allow phi nodes.
12420 (create_component_ref_by_pieces): Update for FIELD_DECL change.
12421 (find_or_generate_expression): Rewrite slightly.
12422 (create_expression_by_pieces): Updated for vn_lookup_or_add
12424 Update VN_INFO for new names.
12425 (insert_into_preds_of_block): Update for new names.
12426 (add_to_exp_gen): New function.
12427 (add_to_sets): Use vn_lookup_or_add_with_stmt.
12428 (find_existing_value_expr): Rewrite to changed vn_lookup.
12429 (create_value_expr_from): Ditto, and use add_to_exp_gen.
12430 (try_look_through_load): Removed.
12431 (try_combine_conversion): Ditto.
12432 (get_sccvn_value): New function.
12433 (make_values_for_phi): Ditto.
12434 (make_values_for_stmt): Ditto.
12435 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
12437 (init_pre): Update for SCCVN changes.
12439 (execute_pre): Ditto.
12441 * tree-flow.h (make_value_handle): Declare.
12442 (set_value_handle): Ditto.
12443 (sort_vuses_heap): Ditto.
12444 (vn_lookup_or_add_with_stmt): Ditto.
12445 (vn_lookup_with_stmt): Ditto.
12446 (vn_compute): Remove.
12448 (vn_delete): Ditto.
12449 (vn_lookup): Update arguments.
12451 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
12452 (tree-vn.o): Ditto.
12453 (tree-ssa-sccvn.o): New.
12454 (OBJS-common): Add tree-ssa-sccvn.o
12456 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12459 * c-typeck.c (build_external_ref): Don't mark as used if called
12461 * calls.c (rtx_for_function_call): Likewise.
12463 2007-06-30 Richard Sandiford <richard@codesourcery.com>
12467 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12469 * dce.c (deletable_insn_p_1): New function, split out from...
12470 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12471 specially, not those inside PARALLELs. Remove BODY argument
12472 and adjust recursive call accordingly.
12473 (prescan_insns_for_dce): Update call to delete_insn_p.
12475 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
12477 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
12478 (try_combine): Move potential calls to undo_all() so they happen
12479 before we commit to using the combined insns.
12481 2006-06-30 Jan Hubicka <jh@suse.cz>
12483 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
12486 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
12488 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
12489 (cgraph_remove_unreachable_nodes): Likewise.
12490 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
12491 * ipa-inline.c (update_caller_keys): Cast according to the coding
12493 (cgraph_decide_recursive_inlining): Likewise.
12494 (cgraph_decide_inlining_of_small_function): Likewise.
12495 (try_inline): Likewise.
12496 (cgraph_decide_inlining_incrementally): Likewise.
12497 * ipa-pure-const.c (get_function_state): Likewise.
12498 (scan_function): Likewise.
12499 (analyze_function): Likewise.
12500 (static_execute): Likewise.
12501 * ipa-reference.c (scan_for_static_refs): Likewise.
12502 (merge_callee_local_info): Likewise.
12503 (analyze_function): Use type safe memory macros.
12504 (static_execute): Likewise. Cast according to the coding conventions.
12505 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
12507 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
12509 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
12510 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
12513 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
12515 PR middle-end/30024
12516 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
12517 for complex modes (both int and real).
12519 2007-06-29 Jan Hubicka <jh@suse.cz>
12521 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
12523 2007-06-29 Jan Hubicka <jh@suse.cz>
12525 PR middle-end/32372
12526 * cse.c (cse_insn): Avoid invalid sharing in between register note and
12529 2007-06-29 Anatoly Sokolov <aesok@post.ru>
12532 * config/avr/avr.c: Include dataflow header file.
12533 (expand_prologue): Adjust for prologue insn change.
12534 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
12537 2007-06-29 Richard Guenther <rguenther@suse.de>
12539 PR middle-end/32493
12540 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
12541 during type verification.
12543 2007-06-29 Jan Hubicka <jh@suse.cz>
12545 * recog.c (validate_change_rtx_1): Unshare TO argument.
12547 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
12549 PR tree-optimization/24659
12550 * tree-vect-transform.c (vectorizable_call): Handle
12551 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12553 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
12554 * config/i386/i386.c (enum ix86_builtins)
12555 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
12556 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
12558 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
12559 const using def_builtin_const.
12560 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
12561 input operands in the same modes as the result.
12562 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
12564 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
12566 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
12567 (df_set_dead_notes_for_mw): Likewise.
12569 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
12571 * c-common.c (pointer_int_sum): Do the negation in sizetype.
12573 2007-06-28 DJ Delorie <dj@redhat.com>
12575 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
12577 2007-06-28 Geoffrey Keating <geoffk@apple.com>
12579 * doc/invoke.texi (C++ Dialect Options): Document
12580 fvisibility-ms-compat.
12581 * c.opt (fvisibility-ms-compat): New.
12583 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12586 * tree-affine.c (aff_combination_add_elt): Handle
12587 pointer addition specially.
12589 2007-06-28 Jakub Jelinek <jakub@redhat.com>
12591 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
12592 decl is non-external for AIX ABI.
12594 2007-06-28 David Edelsohn <edelsohn@gnu.org>
12596 * config/rs6000/predicates.md (current_file_function_operand):
12597 Ensure the symbol is non-external for AIX ABI.
12599 2007-06-28 Nick Clifton <nickc@redhat.com>
12601 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
12602 (fdce, fdse, fpredictive-commoning): Likewise.
12604 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12607 * gcc.c (process_command): Recognize the new -static-libgfortran
12610 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
12613 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
12614 Use a call clobbered hard reg instead of a pseudo reg.
12616 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12618 * config/sh/sh.md (load_gbr): Use correct operand constraint.
12620 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12623 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
12624 REG_LIBCALL and REG_RETVAL notes.
12625 (divsi3, mulsi3): Likewise.
12626 (mulhisi3): Likewise. Use emit_libcall_block.
12627 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
12629 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
12631 PR rtl-optimization/32481
12632 * combine.c (adjust_for_new_dest): Rescan the changed insn.
12634 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12636 * dce.c (deletable_insn_p_1): New function, split out from...
12637 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12638 specially, not those inside PARALLELs. Remove BODY argument
12639 and adjust recursive call accordingly.
12640 (prescan_insns_for_dce): Update call to delete_insn_p.
12642 2007-06-27 Richard Guenther <rguenther@suse.de>
12644 PR middle-end/32492
12645 * tree.h (fold_convertible_p): Declare.
12646 * fold-const.c (fold_convertible_p): New function.
12647 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
12648 instead of lang_hooks.types_compatible_p.
12650 2007-06-26 Jan Hubicka <jh@suse.cz>
12652 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
12653 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
12654 early use validate_unshare_change.
12655 (reload_combine): Likewise.
12656 * recog.c (change_t): New field unshare.
12657 (validate_change_1): Rename from validate_change; add argument unshare.
12658 (validate_change): Turn into wrapper of validate_change_1; update
12659 prototype for bools.
12660 (validate_unshare_change): New.
12661 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
12662 calls of df_insn_rescan.
12663 * recog.h (validate_change): Replace ints by bools.
12664 (validate_unshare_change): Declare.
12666 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12668 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
12670 2007-06-26 Steve Ellcey <sje@cup.hp.com>
12672 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
12674 2007-06-25 Jan Hubicka <jh@suse.cz>
12676 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
12678 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
12679 cgraph_decide_inlining_incrementally): Move uninlinability checks to
12680 places other call site specific checks are performed.
12682 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12685 * tree-vect-transform.c (vectorizable_operation): Convert
12686 POINTER_PLUS_EXPR over to PLUS_EXPR.
12688 2007-06-25 Chao-ying Fu <fu@mips.com>
12690 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
12691 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
12692 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
12693 Document GET_MODE_IBIT, and GET_MODE_FBIT.
12695 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
12696 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12697 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
12698 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
12699 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
12700 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
12701 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
12702 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
12703 ALL_FIXED_POINT_MODE_P): New define.
12704 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12706 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
12708 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
12709 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12710 MODE_VECTOR_UACCUM): New mode classes.
12712 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
12713 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
12714 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
12717 * genmodes.c (struct mode_data): Add ibit and fbit fields.
12718 (blank_mode): Initialize ibit and fbit.
12719 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
12720 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12722 (new_adjust): Change required_class to required_class_from and
12723 required_class_to for testing within a range.
12724 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12725 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12726 MODE_VECTOR_UACCUM.
12727 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
12728 (make_fixed_point_mode): New.
12729 (_ADD_ADJUST): Change C to C1 and C2.
12730 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
12731 use a range for machine classes.
12732 (ADJUST_IBIT, ADJUST_FBIT): New.
12733 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
12735 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12736 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12737 Emit adjustment for ibit and fbit.
12738 (emit_mode_ibit, emit_mode_fbit): New.
12739 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
12741 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
12743 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
12744 as the source of the set.
12746 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
12748 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
12749 FP_REGNO_P): Use IN_RANGE.
12750 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
12751 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
12752 (DATA_REG_P): Use DATA_REGNO_P.
12753 (FP_REG_P): Use FP_REGNO_P.
12754 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
12755 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
12756 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
12758 2007-06-24 Jan Hubicka <jh@suse.cz>
12760 PR middle-end/30563
12761 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
12763 2007-06-24 Sebastian Pop <sebpop@gmail.com>
12765 PR middle-end/32461
12766 * fold-const.c (fold_binary): Strip nops of operand 0
12767 of BIT_NOT_EXPR before calling operand_equal_p.
12768 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
12769 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
12771 2007-06-23 Mark Mitchell <mark@codesourcery.com>
12773 * doc/extend.texi: Document that dllimport and dllexport imply
12774 default visibility.
12775 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
12776 imported or exported declaration, including type declarations.
12777 * c-common.c (handle_visibility_attribute): Check for conflicts
12778 with dllimport/dllexport.
12779 (c_determine_visibility): Handle dllimport/dllexport as an
12780 explicit visibility atttribute.
12782 2007-06-23 Richard Guenther <rguenther@suse.de>
12784 PR tree-optimization/16876
12785 PR middle-end/29478
12786 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
12788 * tree-inline.c (initialize_inlined_parameters): Do not call
12789 lang_hooks.tree_inlining.convert_parm_for_inlining.
12790 * cgraphbuild.c (initialize_inline_failed): Set inline failed
12791 reason for mismatched types.
12792 * gimplify.c (gimplify_call_expr): Verify the call expression
12793 arguments match the called function type signature. Otherwise
12794 mark the call expression to be not considered for inlining
12795 using CALL_CANNOT_INLINE_P flag.
12796 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
12797 edges call expression.
12798 (cgraph_decide_inlining_of_small_function): Likewise.
12799 (cgraph_decide_inlining): Likewise.
12800 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
12802 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
12803 * c-typeck.c (c_convert_parm_for_inlining): Remove.
12804 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
12805 Remove declaration.
12806 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
12807 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
12809 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
12810 convert_parm_for_inlining member.
12812 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
12815 * arm.md (negscc): Match the correct operand for optimized LT0 test.
12816 Remove optimization for GT.
12818 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
12820 PR middle-end/32437
12821 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
12823 (prescan_insns_for_dce): Add extra parameter.
12825 2007-06-23 Jan Hubicka <jh@suse.cz>
12827 PR middle-end/31541
12828 * gimplify.c (mark_addressable): New function.
12829 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
12831 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12833 PR middle-end/32374
12834 * expr.c (store_constructor): Do not clobber non-zeroed memory.
12836 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12839 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
12840 moves between MMX/SSE registers to at least 8 units to prevent
12841 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
12843 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12845 * config/i386/i386.c (override_options): Correct x86_sahf
12848 2007-06-21 David Daney <ddaney@avtrex.com>
12851 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
12852 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
12853 (exception_receiver): Renamed to ...
12854 (nonlocal_goto_receiver): ... this.
12856 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
12858 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
12859 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
12860 partial register accesses.
12862 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
12864 * fold-const.c (debug_fold_checksum): Move it under
12865 ENABLE_FOLD_CHECKING.
12867 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12869 PR middle-end/20623
12870 * tree.h (debug_fold_checksum): Declared.
12871 * fold-const.c (build_fold_addr_expr_with_type_1): New.
12872 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
12873 build_fold_addr_expr_with_type_1.
12874 (fold_addr_expr, debug_fold_checksum): New.
12875 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
12876 (fold_unary, fold_comparison, split_address_to_core_and_offset):
12877 Use fold_addr_expr.
12879 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12881 PR tree-optimization/19590
12882 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
12883 of scev is a constant.
12885 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
12887 * df-problems.c (df_note_bb_compute): Made computation of live
12888 info consistent with df_lr.
12890 2007-06-21 Richard Guenther <rguenther@suse.de>
12892 PR tree-optimization/32453
12893 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
12894 for pointer anti-range.
12896 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
12898 * config/i386/i386.c (processor_target_table): Increase maximum
12899 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
12902 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
12903 byte alignment if > 8 byte alignment is preferred.
12904 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12906 2007-06-21 Jakub Jelinek <jakub@redhat.com>
12908 PR tree-optimization/31866
12909 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
12910 if ASM_EXPR's input is not a SSA_NAME.
12912 PR middle-end/32362
12913 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
12914 but decl is a global var, instead return decl.
12915 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
12916 even for is_global_var decls, if they are private in some outer
12919 2007-06-21 Richard Guenther <rguenther@suse.de>
12921 PR tree-optimization/32451
12922 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
12924 2007-06-21 Christian Bruel <christian.bruel@st.com>
12926 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
12927 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
12928 (push_regs): Changed saving order or banked registers.
12929 (sh_expand_epilogue): Likewise.
12930 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
12931 (FIRST_BANKED_REG): Likewise.
12932 (LAST_BANKED_REG): Likewise.
12933 * config/sh/sh.md (banked) New attribute.
12934 (in_delay_slot): Check banked attribute.
12936 2007-06-20 Sebastian Pop <sebpop@gmail.com>
12938 PR tree-optimization/32075
12939 * tree-data-ref.c (subscript_dependence_tester_1,
12940 analyze_miv_subscript, analyze_overlapping_iterations,
12941 add_distance_for_zero_overlaps, build_classic_dist_vector,
12942 subscript_dependence_tester_1, analyze_overlapping_iterations,
12943 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
12944 compute_affine_dependence, compute_all_dependences): Pass loop_nest
12945 to evolution_function_is_affine_multivariate_p.
12947 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
12949 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
12951 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
12954 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
12956 * config/m32c/prologue.md (epilogue_exitd_16): New.
12957 (epilogue_reit_16): New.
12958 (epilogue_exitd): Rename to epilogue_exitd_24.
12959 (epilogue_reit): Rename to epilogue_reit_24.
12961 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
12962 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12964 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
12966 * haifa-sched.c (queue_to_ready): Don't requeue next insn
12967 if dbg_cnt (sched_insn) reaches the limit.
12968 (choose_ready): New parameter INSN_PTR and new return value.
12969 (schedule_block): Handle dbg_cnt (sched_insn). Handle
12970 the new return value from choose_ready.
12971 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
12972 (rest_of_handle_global_alloc): New global_alloc_at_func.
12974 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
12976 PR tree-optimization/25737
12977 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
12978 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
12979 * tree-flow.h (struct fieldoff): Add new field alias_set.
12980 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
12981 argument addressable_type. Set alias_set of fieldoff.
12982 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
12983 (create_overlap_variables_for): Pass alias_set from fieldoff to
12985 * alias.c (get_alias_set): Use alias_set from SFT if set.
12987 2007-06-20 Hui-May Chang <hm.chang@apple.com>
12989 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
12990 of a variable as an unsigned HOST_WIDE_INT integer.
12992 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
12994 PR rtl-optimization/32405
12995 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
12997 2007-06-20 Jakub Jelinek <jakub@redhat.com>
12999 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
13001 PR middle-end/31959
13002 * builtins.c: Include diagnostic.h.
13003 (expand_builtin_expect): Make gcc_assert more permissive.
13004 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
13006 PR inline-asm/32109
13007 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
13010 PR middle-end/32285
13011 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
13012 if ACCUMULATE_OUTGOING_ARGS.
13014 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
13016 * config/m68hc11/m68hc11.c: Include dataflow header file.
13017 (m68hc11_reorg): Port to dataflow.
13019 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13021 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
13022 (struct df_problem.free_blocks_on_set_blocks): New field.
13023 (struct dataflow.optional_p): New field.
13024 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
13025 (df_live_set_all_dirty): New function.
13026 * df-scan.c (df_scan_alloc): Initialize optional_p.
13027 (problem_SCAN): Initialize free_blocks_on_set_blocks.
13028 * df-core.c (df_set_blocks): Removed use of
13029 DF_FIRST_OPTIONAL_PROBLEM. Now uses
13030 df_problem.free_blocks_on_set_blocks to determine which blocks are
13032 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
13033 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
13034 uses dataflow.optional_p to determine if problem should be
13036 (rest_of_handle_df_initialize): Only start live problem if
13038 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
13039 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
13040 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
13041 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
13042 problem_NOTE): Initialize free_blocks_on_set_blocks.
13043 (df_lr_bb_local_compute): Recompute luids if df_live problem is
13045 (df_live_set_all_dirty, df_note_alloc): New function.
13046 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
13048 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
13049 * postreload.c (reload_combine): Ditto.
13050 * cse.c (cse_extended_basic_block): Ditto.
13051 * regmove.c (mark_flags_life_zones): Ditto.
13052 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
13053 erase_matching_seqs): Ditto.
13054 * bt-load.c (compute_defs_uses_and_gen): Ditto.
13055 * integrate (allocate_initial_values): Ditto.
13056 * combine.c (reg_dead_at_p): Ditto.
13057 * resource.c (mark_target_live_regs): Ditto.
13058 * sched-rgn.c (check_live_1, update_live_1): Ditto.
13059 * config/sh/sh.c (find_r0_life_regions): Ditto.
13060 * global.c (rest_of_handle_global_alloc): Only add back df_live
13062 * local-alloc.c (rest_of_handle_local_alloc): Only remove
13063 df_live for -O > 1.
13064 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
13066 (if_convert): Make sure df_live is there at -O == 1.
13067 (pass_if_after_combine): Cleanup flags.
13068 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
13069 is there at -O == 1.
13071 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
13073 * config/arm/arm.c (arm_get_frame_offsets): Set
13074 offsets->locals_base to avoid negative stack size.
13075 (thumb1_expand_prologue): Assert on negative stack size.
13077 2007-06-19 Sebastian Pop <sebpop@gmail.com>
13079 PR tree-optimization/32367
13080 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
13081 of the chrec has no evolution in that loop.
13082 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
13084 2007-06-19 Bob Wilson <bob.wilson@acm.org>
13086 * config/xtensa/xtensa.c: Include "df.h".
13087 (xtensa_builtin_saveregs): Use adjust_address instead of
13089 (xtensa_va_start): Invoke make_tree with sizetype for
13090 expand_builtin_saveregs and then convert the result to a pointer.
13091 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
13092 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
13093 Subtract argument size from index value as integers and then use
13094 POINTER_PLUS_EXPR to add the result to the array address.
13096 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
13099 * config/m32c/m32c.c: Include dataflow header file.
13100 (m32c_emit_prologue): Adjust for prologue insn change.
13101 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
13102 once inside a PARALLEL. Assume frame size passed in operand 0
13103 includes space to save the fb register.
13104 (prologue_enter_24): Likewise.
13105 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
13107 2007-06-19 David Daney <ddaney@avtrex.com
13110 * config/mips/mips.md (cprestore): Mark $gp as used.
13112 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
13115 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
13116 (frv_ifcvt_modify_insn): Likewise.
13118 2007-06-19 Richard Guenther <rguenther@suse.de>
13120 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
13121 only handle positive offsets that fit in a HOST_WIDE_INT.
13123 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
13125 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
13126 result of rsqrt insn for zero input argument to avoid NaN.
13128 2007-06-19 Richard Guenther <rguenther@suse.de>
13130 PR middle-end/31950
13131 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
13133 2007-06-19 Jakub Jelinek <jakub@redhat.com>
13135 PR tree-optimization/32353
13136 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
13138 2007-06-19 Nick Clifton <nickc@redhat.com>
13140 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
13142 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
13145 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
13146 * config/i386/i386.c (assign_386_stack_local): Assert that
13147 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
13148 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
13149 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
13150 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
13152 2007-06-18 Steve Ellcey <sje@cup.hp.com>
13154 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
13156 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
13158 PR rtl-optimization/32321
13159 * gcse.c (replace_store_insn): Update the note before
13160 calling emit_insn_after.
13162 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13164 PR middle-end/32355
13165 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
13167 * df-problems.c (df_note_bb_compute): Fix dumping info.
13169 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
13171 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
13172 insn with emit_jump_insn.
13174 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
13176 PR tree-optimization/32383
13177 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
13178 * targhooks.h (default_builtin_reciprocal): Update prototype.
13179 * target.h (struct gcc_target): Update builtin_reciprocal.
13180 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
13181 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
13182 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
13183 when fndecl is in BUILT_IN_MD class.
13184 (execute_convert_to_rsqrt): Ditto.
13186 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
13187 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
13188 Convert BUILT_IN_SQRTF code only when md_fn is false.
13190 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
13192 * bt-load.c (move_btr_def): Fix the order of arguments
13193 to validate_replace_rtx.
13195 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
13197 * config/m68k/m68k-devices.def: Add 54450..54455.
13199 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
13201 PR rtl-optimization/32366
13202 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
13203 FLOAT_EXTEND]: Prevent non-scalar modes from entering
13206 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
13208 PR middle-end/32349
13209 * modulo-sched (generate_reg_moves): Added rescan parameter and if
13210 this is true, rescan insn being modified.
13211 (sms_schedule): Added rescan parameter.
13212 (rest_of_handle_sms): Moved freeing of dominance info to before
13213 getting out of cfg_layout.
13215 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
13217 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
13218 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
13221 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
13222 FL_CF_EMAC from the entry for isac.
13224 * config/m68k/predicates.md (const_call_operand): Adjust comment.
13225 (const_sibcall_operand): New.
13226 (sibcall_operand): Use it.
13227 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
13228 (m68k_isas): ISAC does not imply FPU or EMAC.
13229 (override_options): Add ISA_C logic for symbolic jump & call.
13231 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
13233 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
13234 return mode from the builtin itself.
13235 (sparc_fold_builtin): Fix cast of zero constant.
13237 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
13239 * targhooks.c (default_builtin_reciprocal): New default target hook.
13240 * targhooks.h (default_builtin_reciprocal): Add prototype.
13241 * hooks.c (hook_tree_tree_bool_null): Remove hook.
13242 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
13243 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
13244 default_builtin_reciprocal.
13246 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
13248 PR middle-end/31723
13249 * hooks.c (hook_tree_tree_bool_null): New hook.
13250 * hooks.h (hook_tree_tree_bool_null): Add prototype.
13251 * tree-pass.h (pass_convert_to_rsqrt): Declare.
13252 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
13253 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
13254 and convert it to reciprocal a*rfunc(b).
13255 (execute_convert_to_rsqrt): New function.
13256 (gate_convert_to_rsqrt): New function.
13257 (pass_convert_to_rsqrt): New pass definition.
13258 * target.h (struct gcc_target): Add builtin_reciprocal.
13259 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
13260 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
13261 TARGET_BUILTIN_RECIPROCAL.
13262 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
13264 * config/i386/i386.h (TARGET_RECIP): New define.
13265 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
13266 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13267 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13268 and not optimizing for size.
13269 (*rcpsf2_sse): New insn pattern.
13270 (*rsqrtsf2_sse): Ditto.
13271 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
13272 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13273 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13274 and not optimizing for size.
13275 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
13276 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13277 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13278 and not optimizing for size.
13279 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
13280 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13281 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13282 and not optimizing for size.
13283 (*sse_rsqrtv4sf2): Do not export.
13284 (sqrtv4sf2): Ditto.
13285 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
13286 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13287 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13288 and not optimizing for size.
13289 (sqrtv4sf2): Ditto.
13290 * config/i386/i386.opt (mrecip): New option.
13291 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
13292 (ix86_emit_swsqrtsf): Ditto.
13293 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
13294 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
13295 builtin definition.
13296 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
13297 ix86_expand_unop1_builtin.
13298 (ix86_emit_swdivsf): New function.
13299 (ix86_emit_swsqrtsf): Ditto.
13300 (ix86_builtin_reciprocal): New function.
13301 (TARGET_BUILTIN_RECIPROCAL): Use it.
13302 (ix86_vectorize_builtin_conversion): Rename from
13303 ix86_builtin_conversion.
13304 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
13305 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
13306 "i386 and x86_64 Options" section.
13307 (Intel 386 and AMD x86_64 Options): Document -mrecip.
13309 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13310 Zdenek Dvorak <dvorakz@suse.cz>
13311 Richard Guenther <rguenther@suse.de>
13312 Kaz Kojima <kkojima@gcc.gnu.org>
13314 * tree-vrp.c (compare_values_warnv): Convert val2 to
13316 (extract_range_from_assert): Create
13317 POINTER_PLUS_EXPR for pointer types.
13318 (extract_range_from_binary_expr): Handle
13319 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
13321 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
13322 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
13323 POINTER_PLUS_EXPR as PLUS_EXPR.
13324 (number_of_iterations_lt_to_ne):
13325 For pointer types, use sizetype when
13326 creating MINUS_EXPR/PLUS_EXPRs.
13327 (assert_loop_rolls_lt): For pointer types, use sizetype when
13328 creating MINUS_EXPR/PLUS_EXPRs.
13329 (number_of_iterations_le): Likewise.
13330 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
13331 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
13332 like PLUS_EXPR and MINUS_EXPR.
13333 * tree-pretty-print.c (dump_generic_node): Handle
13335 (op_prio): Likewise.
13336 (op_symbol_1): Likewise.
13337 * optabs.c (optab_for_tree_code): Likewise.
13338 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
13340 * tree-tailcall.c (process_assignment): Mention
13341 POINTER_PLUS_EXPR in a TODO comment.
13342 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
13343 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
13344 not used with a pointer and an integer type.
13345 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
13346 increment using chrec_convert_rhs instead of chrec_convert.
13347 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
13348 PLUS_EXPR except for the right hand side's type will be
13350 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
13351 (fold_used_pointer_cast): Kill.
13352 (pointer_offset_p): Kill.
13353 (fold_used_pointer): Kill.
13354 (pointer_used_p): Kill.
13355 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
13356 call fold_used_pointer.
13357 (instantiate_parameters_1): Convert the increment
13358 using chrec_convert_rhs instead of chrec_convert.
13359 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
13360 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
13361 instead of PLUS_EXPR.
13362 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
13363 PLUS_EXPR for pointers.
13364 (std_gimplify_va_arg_expr): Likewise.
13365 (fold_builtin_memory_op): Likewise.
13366 (fold_builtin_strstr): Likewise.
13367 (fold_builtin_strchr): Likewise.
13368 (fold_builtin_strrchr): Likewise.
13369 (fold_builtin_strpbrk): Likewise.
13370 (expand_builtin_memory_chk): Likewise.
13371 (fold_builtin_memory_chk): Likewise.
13372 (std_expand_builtin_va_start): Use
13373 sizetype for the call to make_tree and then convert
13374 to the pointer type.
13375 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
13376 instead of PLUS_EXPR for adding to a pointer.
13377 (std_gimplify_va_arg_expr): Use fold_build2 for
13378 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
13379 the operands to sizetype first and then cast the BIT_AND_EXPR
13380 back to the pointer type.
13381 * fold-const.c (build_range_check): Handle pointer types
13383 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
13384 of PLUS_EXPR's. Make sure the offset is converted to
13386 (try_move_mult_to_index): Strip the NOPs from the offset.
13387 Remove code argument and replace all uses with PLUS_EXPR.
13388 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
13389 specially. Don't use a pointer type for MINUS_EXPR.
13390 (fold_unary): Handle for (T1)(X op Y),
13391 only p+ as that is the only as that can be handled for
13392 binary operators now.
13393 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
13395 <case PLUS_EXPR>: Add folding of PTR+INT into
13397 Don't call try_move_mult_to_index.
13398 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
13399 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
13400 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
13401 Don't call try_move_mult_to_index.
13402 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
13403 (tree_expr_nonzero_p): Likewise.
13404 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
13405 of PLUS_EXPR for the complex expression folding.
13406 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
13407 first chrec is a pointer type, then the second should
13408 be sizetype and not the first's type.
13409 For POINTER_PLUS_EXPR, use a different right hand side type.
13410 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13411 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
13412 different right hand side type.
13413 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13414 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
13415 instead of PLUS_EXPR.
13416 When either operand is zero, convert the other operand.
13417 (chrec_apply): Use chrec_convert_rhs
13418 on the argument x instead of chrec_convert.
13419 (reset_evolution_in_loop): For pointer types, the new_evol
13420 should be sizetype.
13421 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
13422 different right hand side type.
13423 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13424 (chrec_convert_rhs): New function.
13425 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
13426 different right hand side type.
13427 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13428 * tree-chrec.h (chrec_convert_rhs): New prototype.
13429 (build_polynomial_chrec): For pointer types, the right hand
13430 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
13431 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
13432 Remove subtraction case as it is always addition now.
13433 Make sure the offset is converted to sizetype.
13434 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
13435 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
13436 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
13437 PLUS_EXPR in pointer type.
13438 Handle POINTER_PLUS_EXPR.
13439 (tree_to_aff_combination): Likewise.
13440 (force_expr_to_var_cost): Likewise.
13441 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
13442 instead of PLUS_EXPR for pointers.
13443 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
13444 instead of PLUS_EXPR of pointer types.
13445 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
13447 (check_va_list_escapes): Likewise.
13448 (check_all_va_list_escapes): Likewise.
13449 * dwarf2out.c (loc_descriptor_from_tree_1):
13450 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
13451 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
13452 (string_constant): Likewise.
13453 * tree-ssa-address.c (tree_mem_ref_addr): When adding
13454 the offset to the base, use POINTER_PLUS_EXPR.
13455 (add_to_parts): Convert the index to sizetype.
13456 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
13457 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
13458 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
13459 Offset only holds something for PLUS_EXPR.
13460 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
13462 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
13464 (analyze_accesses_for_modify_stmt): Likewise.
13465 Remove comment about the type being integral type as it is
13467 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
13469 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
13471 Correct the type which the artimentic is done in (is now
13474 * tree-data-ref.c (split_constant_offset): Handle
13476 * tree-affine.c (tree_to_aff_combination): Likewise.
13477 * c-typeck.c (build_unary_op): For pointers create the increment
13478 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
13480 * gimplify.c (gimplify_self_mod_expr): Create a
13481 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13482 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
13483 * tree.def (POINTER_PLUS_EXPR): New tree code.
13484 * tree-predcom.c (ref_at_iteration): If we have a pointer
13485 type do the multiplication in sizetype.
13486 * tree-mudflap.c (mf_xform_derefs_1): Create a
13487 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13488 * tree-ssa-forwprop.c
13489 (forward_propagate_addr_into_variable_array_index):
13490 Don't expect there to be a cast for the index as that
13491 does not exist anymore.
13492 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
13493 instead of PLUS_EXPR.
13494 Don't check for the first operand of the POINTER_PLUS_EXPR
13495 was the index as it cannot be.
13496 Call forward_propagate_addr_into_variable_array_index with
13497 the SSA_NAME instead of the statement.
13498 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
13499 (compare_constant): Likewise.
13500 (copy_constant): Likewise.
13501 (compute_reloc_for_constant): Likewise.
13502 (output_addressed_constants): Likewise.
13503 (initializer_constant_valid_p): Likewise.
13504 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
13505 Convert the MIN/MAX of the inner type to the outer
13506 type before comparing them.
13507 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
13508 POINTER_PLUS_EXPR instead of PLUS_EXPR.
13509 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
13510 of PLUS_EXPR for pointers.
13511 * tree-inline.c (estimate_num_insns_1): Handle
13513 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
13514 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13515 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
13516 instead of PLUS_EXPR for the pointer increment statement.
13517 (vect_update_ivs_after_vectorizer): For pointer types, create
13518 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
13519 MULT_EXPR in sizetype.
13520 (vect_gen_niters_for_prolog_loop): Add a cast when creating
13522 * tree-object-size.c (plus_expr_object_size): Handle
13523 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
13524 code which is trying to figure out which side is a pointer and
13526 (check_for_plus_in_loops_1): Likewise.
13527 (check_for_plus_in_loops): Likewise.
13528 * c-common.c (pointer_int_sum): Create a
13529 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13530 * tree-ssa-structalias.c (handle_ptr_arith): Handle
13531 only POINTER_PLUS_EXPR. Removing all the extra
13532 code which is trying to figure out which side is a pointer and
13534 * tree-cfg.c (verify_expr): Add extra checking for pointers and
13535 PLUS_EXPR and MINUS_EXPR.
13536 Also add checking to make sure the operands of POINTER_PLUS_EXPR
13538 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
13539 with make_tree, instead of a pointer type.
13540 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
13541 for pointers instead of PLUS_EXPR.
13542 (s390_gimplify_va_arg): Likewise.
13543 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
13544 instead of PLUS_EXPR when doing addition on pointer
13545 types. Use sizetype for the second operand.
13546 (spu_gimplify_va_arg_expr): Likewise.
13547 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
13548 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
13549 a pointer. Don't create a BIT_AND_EXPR for pointer types.
13550 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
13551 for the pointer addition and also use size_int/sizetype
13553 (ix86_gimplify_va_arg): Likewise.
13554 Perform BIT_AND_EXPR on sizetype arguments.
13555 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
13556 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
13557 for the pointer additions and also use size_int for the offsets.
13558 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
13559 additions and also use size_int for the offsets. Perform
13560 BIT_AND_EXPR on sizetype arguments.
13561 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
13562 POINTER_PLUS_EXPR for pointers and create the
13563 BIT_AND_EXPR in sizetype.
13564 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
13565 instead of PLUS_EXPR for pointer addition.
13566 (rs6000_va_start): Likewise.
13567 Also use sizetype for the offset.
13568 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
13569 as PLUS_EXPR/MINUS_EXPR.
13570 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
13571 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
13572 Don't use BIT_AND_EXPR on a pointer type, convert the
13573 expression to sizetype first.
13574 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
13576 (mips_gimplify_va_arg_expr): Likewise.
13577 Don't create BIT_AND_EXPR in a pointer type.
13579 2007-06-15 Eric Christopher <echristo@apple.com>
13581 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
13582 (x86_64-*-darwin*): Ditto.
13583 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
13586 2007-06-15 Matthew Wilcox <matthew@wil.cx>
13588 * doc/extend.texi: Document behavior of __attribute__((aligned))
13591 2007-06-15 Mark Mitchell <mark@codesourcery.com>
13593 * rtlanal.c (note_stores): Improve documentation.
13595 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
13597 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
13598 LOCAL_LABEL_PREFIX): Delete.
13599 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
13600 (bfin_internal_label): Delete.
13602 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
13604 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
13605 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
13606 otherwise define to LIBGCC2_TF_CEXT.
13607 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
13608 (LIBGCC_TF_CEXT): Ditto.
13611 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
13613 PR rtl-optimization/32339
13614 * df-scan.c (df_uses_record): Don't modify flags but just add to
13615 it for df_ref_record.
13617 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13619 * tree-mudflap.c: Fix whitespace issues.
13621 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
13623 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
13625 2007-06-14 Eric Christopher <echristo@apple.com>
13627 * config/i386/sse.md (movdi_to_sse): Rewrite body.
13628 (movv4sf): Use gcc_unreachable instead of abort.
13630 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13633 * config/i386/sfp-machine.h (CMPtype): New define.
13634 (mach stubs): Use CMPtype instead of int as a return type.
13636 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13638 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
13639 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
13640 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
13641 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
13642 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
13643 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
13644 config/soft-fp/soft-fp.h: Update from glibc CVS.
13646 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
13648 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
13650 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
13653 * config/v850/v850.c: Include dataflow header file.
13654 (substitute_ep_register): Fix typo.
13656 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13658 * configure.ac: Fix earlier checkin.
13659 * configure: Regenerated.
13661 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13663 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
13664 * aclocal.m4: Regenerate.
13665 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
13666 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
13667 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
13668 * configure: Regenerate.
13669 * Makefile.in (LOOSE_WARN): Subst loose_warn.
13671 * Makefile.in (quickstrap): Build libgcc too.
13673 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13675 * configure.ac: Add --enable-checking=df. Explicitly mention that
13676 the variables are initialized as for "release".
13677 * df-core.c: Use it.
13678 * configure: Regenerate.
13679 * config.in: Regenerate.
13681 2007-06-14 Bob Wilson <bob.wilson@acm.org>
13683 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
13684 validate_replace_rtx instead of replace_rtx.
13685 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
13687 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
13689 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
13690 (DWARF2_UNWIND_INFO): Override default if configured with
13692 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
13693 (ENDFILE_SPEC): Add crtend.o.
13694 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
13695 (ENDFILE_SPEC): Add crtend.o.
13696 (TARGET_USE_JCR_SECTION): Define.
13697 (MD_UNWIND_SUPPORT): Define for 32-bit target.
13699 * config/i386/cygming-crtbegin.c: New file.
13700 * config/i386/cygming-crtend.c: New file.
13702 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
13704 * config/i386/w32-unwind.h: New file.
13706 2007-06-13 Eric Christopher <echristo@apple.com>
13708 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
13709 the user set a value below STACK_BOUNDARY.
13711 2007-06-13 Thiemo Seufer <ths@networkno.de>
13713 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
13714 imply -lpthread for -pthread.
13716 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13718 * basic-block.h: Remove the prototype for
13719 free_basic_block_vars.
13720 * cfglayout.h: Remove the prototype for
13721 insn_locators_initialize.
13722 * tree.h: Remove the prototype for emit_line_note.
13724 * tree-ssa-pre.c (mergephitemp): Remove.
13725 (init_pre): Don't use mergephitemp.
13727 2007-06-13 Eric Christopher <echristo@apple.com>
13729 * config/i386/i386.c (override_options): If we've specified
13730 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
13732 2007-06-13 Bob Wilson <bob.wilson@acm.org>
13734 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
13737 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13739 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
13740 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
13741 (eh_store_handler): New pattern.
13742 (eh_return): Emit it instead of a plain move.
13744 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
13746 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
13747 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
13748 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
13751 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13753 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
13754 (find_next_insn_start, find_load): New functions.
13755 (bfin_reorg): Use them to deal with the fact that parallel insns are
13756 no longer represented as a SEQUENCE.
13758 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
13760 * config/sparc/sparc.c (sparc_override_options): Initialize
13761 fpu mask correctly.
13763 2007-06-13 Dave Korn <dave.korn@artimi.com>
13765 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
13768 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13770 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
13771 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
13772 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
13773 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
13774 tree-vect-transform.c: Fix comment typos. Follow spelling
13777 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13779 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
13780 to the exit block use set.
13781 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
13782 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
13783 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
13785 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13787 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
13788 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
13789 to indicate an error.
13790 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
13792 (dbg_cnt_process_opt): Print an error on a bad argument.
13793 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
13794 * common.opt (-fdbg-cnt-list): New.
13795 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
13797 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
13799 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
13800 flag on ref-all pointers.
13802 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13804 PR middle-end/31579
13805 * expr.c (expand_expr_addr_expr_1): Call expand_expr
13806 for the offset with the modifier as EXPAND_INITIALIZER
13807 if the modifier is EXPAND_INITIALIZER.
13808 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
13809 a register if we had an overflow.
13811 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13813 * real.c (real_isfinite): New.
13814 (real_sqrt): Use it.
13815 * real.h (real_isfinite): New.
13816 * builtins.c: Use it.
13818 2007-06-12 Ian Lance Taylor <iant@google.com>
13819 Daniel Berlin <dberlin@dberlin.org>
13822 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
13823 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
13824 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
13825 (DECL_NO_TBAA_P): Define.
13826 (struct tree_decl_common): Add no_tbaa_flag field.
13827 * tree-ssa-structalias.c (struct variable_info): Add
13828 no_tbaa_pruning field.
13829 (new_var_info): Initialize no_tbaa_pruning field.
13830 (unify_nodes): Copy no_tbaa_pruning field.
13831 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13832 (dump_solution_for_var): Print no_tbaa_pruning flag.
13833 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
13835 (compute_tbaa_pruning): New static function.
13836 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
13837 Call compute_tbaa_pruning.
13838 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
13839 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13840 * gimple-low.c (lower_stmt): Likewise.
13841 * tree-gimple.c (is_gimple_stmt): Likewise.
13842 * tree-ssa-operands.c (get_expr_operands): Likewise.
13843 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13844 * tree-inline.c (estimate_num_insns_1): Likewise.
13845 (copy_result_decl_to_var): Likewise.
13846 * expr.c (expand_expr_real_1): Likewise.
13847 * tree-pretty-print.c (dump_generic_node): Likewise.
13848 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
13849 * omp-low.c (omp_copy_decl_2): Likewise.
13850 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
13851 * doc/c-tree.texi (Expression trees): Document
13852 CHANGE_DYNAMIC_TYPE_EXPR.
13854 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13856 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
13857 with !HONOR_NANS and !HONOR_INFINITIES.
13858 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
13860 2007-06-12 Tristan Gingold <gingold@adacore.com>
13862 * gcov.c: Comments updated.
13863 (source_info): Add file_time field.
13864 (source_index): New variable.
13865 (mutiple_files): New variable.
13866 (generate_results): New function extracted from process_file.
13867 (process_file): Save and restore chain of functions, generate
13868 results and free structures only if not merging results.
13869 (release_structures): File names are now freed in create_file_names
13870 (create_file_names): Free previous file names.
13871 (find_source): File date is now read here and modifications in
13872 source files is checked here.
13873 (read_graph_file): Only reverse order of functions for the current
13875 (make_gcov_file_name): Do not generate long names if input_name is
13877 (output_lines): If merging results do not display graph, data and
13879 Checking source file modification is done in find_source.
13881 * doc/gcov.texi: Append an s to sourcefile.
13883 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
13885 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
13886 (forced_nop): New pattern.
13887 * config/bfin/bfin.c: Include "df.h".
13888 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
13889 (bfin_discover_loop): Use df_get_live_in instead of
13890 global_live_at_start.
13891 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
13892 df_analyze when done.
13893 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
13894 the insns. Use QImode for the final insn in a bundle. Call
13895 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
13897 (reorder_var_tracking_notes): New function.
13898 (bfin_reorg): Pass no argument to split_all_insns. Don't call
13899 update_life_info. Call df_analyze after scheduling and bundle
13900 generation. Call reorder_var_tracking_notes if generating these
13901 notes. Call df_finish_pass at the end.
13903 2007-06-12 Dirk Mueller <dmueller@suse.de>
13905 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
13906 a comparison, not an assignment.
13908 2007-06-12 Olivier Hainque <hainque@adacore.com>
13910 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
13911 Request walking the subtrees only, leaving the current is_lhs/val_only
13913 (convert_non_local_reference): Likewise.
13915 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
13917 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
13919 2007-06-12 Richard Guenther <rguenther@suse.de>
13921 PR tree-optimization/15353
13922 PR tree-optimization/31657
13923 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
13924 * timevar.def: Add TV_TREE_IFCOMBINE.
13925 * tree-pass.h (pass_tree_ifcombine): Declare.
13926 * tree-ssa-ifcombine.c: New file.
13927 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
13928 * tree-flow.h (blocks_in_phiopt_order): Declare.
13929 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
13930 (tree-ssa-ifcombine.o): New dependencies.
13932 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13934 PR rtl-optimization/32293
13935 * combine.c (simplify_if_then_else): Truncate return from
13936 nonzero_bits() to correct mode.
13938 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13940 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
13941 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
13943 2007-06-11 Diego Novillo <dnovillo@google.com>
13945 * Makefile.in (reload1.o-warn): Remove.
13947 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
13949 * combine.c (subst): Use reg_overlap_mentioned_p
13950 instead of comparing register numbers directly.
13952 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13954 * reload1.c (mark_home_live_1): Use the mode parameter.
13956 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13958 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
13959 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
13961 * df-core.c: Ditto.
13963 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
13965 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
13967 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13969 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
13970 from integer registers.
13971 (FP mode splitters): Handle TFmode.
13973 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
13975 * tree-ssa-structalias.c (find_what_p_points_to): Return false
13976 for ref-all pointers that point-to anything.
13978 2007-06-11 Joseph Myers <joseph@codesourcery.com>
13980 * config/arm/arm.c (arm_output_dwarf_dtprel,
13981 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
13983 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
13985 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
13986 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
13989 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
13991 * tree.c (signed_or_unsigned_type_for): New.
13992 (unsigned_type_for): Use signed_or_unsigned_type_for.
13993 (signed_type_for): Use signed_or_unsigned_type_for.
13994 * tree.h (signed_or_unsigned_type_for): New.
13995 (get_signed_or_unsigned_type): Remove.
13996 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
13997 lang_hooks.types.signed_type
13998 (size_diffop): Likewise.
13999 (all_ones_mask_p): Likewise.
14000 (build_range_check): Likewise.
14001 (fold_cond_expr_with_comparison): Likewise.
14002 (fold_cond_expr_with_comparison): Likewise.
14003 (unextend): Likewise.
14004 (extract_muldiv_1): Likewise.
14005 (fold_single_bit_test_into_sign_test): Likewise.
14006 (fold_binary): Likewise.
14007 (fold_ternary): Likewise.
14008 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
14009 instead of get_signed_or_unsigned_type.
14010 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
14011 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
14012 * expr.c (signed_or_unsigned_type_for): Use
14013 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
14014 * langhooks.c (get_signed_or_unsigned_type): Remove.
14015 (lhd_signed_or_unsigned_type): Remove.
14016 * langhooks.h (lang_hooks_for_types): Remove signed_type and
14017 signed_or_unsigned_type.
14018 (lhd_signed_or_unsigned_type): Remove.
14019 * expmed.c (make_tree): Use signed_type_for instead of
14020 lang_hooks.types.signed_type.
14021 * c-common.c (same_scalar_type_ignoring_signedness): Use
14022 c_common_signed_type instead of lang_hooks.types.signed_type.
14023 (c_common_unsigned_type): New.
14024 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
14025 (shorten_compare): Use c_common_unsigned_type instead of
14026 c_common_signed_or_unsigned_type.
14027 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
14029 * convert.c (convert_to_integer): Use signed_type_for instead of
14030 lang_hooks.types.signed_type.
14031 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
14032 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
14033 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
14034 * c-format.c (check_format_types): Use c_common_unsigned_type
14035 instead of unsigned_type_for.
14036 * c-decl.c (groakdeclarator): Likewise.
14037 * c-typeck.c (convert_for_assignment): Likewise.
14038 * c-common.h (c_common_unsigned_type): New.
14040 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
14043 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
14044 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
14046 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
14048 PR middle-end/32279
14049 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
14050 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
14052 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
14053 Sebastian Pop <sebpop@gmail.com>
14055 * lambda-code.c (remove_iv): New.
14056 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
14058 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
14060 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
14061 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
14062 * tree-ssa-loop-prefetch.c: Include optabs.h.
14063 (FENCE_FOLLOWING_MOVNT): New macro.
14064 (struct mem_ref): Add independent_p and storent_p fields.
14065 (record_ref): Initalize the new fields.
14066 (gather_memory_references_ref): Return true if the reference
14068 (gather_memory_references): Check whether all memory accesses
14069 in loop were recorded.
14070 (should_issue_prefetch_p): Return false for nontemporal stores.
14071 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
14072 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
14073 (determine_loop_nest_reuse): Detect independent memory references.
14074 (loop_prefetch_arrays): Call mark_nontemporal_stores.
14075 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
14076 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
14077 * config/i386/i386.h (x86_mfence): Declare.
14078 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
14079 * config/i386/i386.c (x86_mfence): New variable.
14080 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
14082 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
14083 * optabs.c (init_optabs): Initialize storent_optab.
14084 * optabs.h (enum optab_index): Add OTI_storent.
14085 (storent_optab): Declare.
14086 * genopinit.c (optabs): Add initialization for storent_optab.
14087 * tree.h (MOVE_NONTEMPORAL): New macro.
14088 * expr.c (expand_assignment, store_expr, store_constructor_field,
14089 store_constructor, store_field, expand_expr_real_1): Propagate
14090 nontemporality of the expanded store.
14091 (emit_storent_insn): New function.
14092 * expr.h (expand_assignment, store_expr): Declaration changed.
14093 * function.c (assign_parm_setup_reg): Pass false as nontemporality
14094 to expand_assignment.
14095 * stmt.c (expand_asm_expr): Ditto.
14096 * calls.c (initialize_argument_information): Pass false as
14097 nontemporality to store_expr.
14098 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
14101 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
14103 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
14105 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
14107 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
14109 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
14110 and allow DECL_P here.
14112 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
14114 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
14115 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
14116 track of the size of the expression.
14117 * cfghooks.c (merge_blocks): Remove block from loops structure only
14118 after call of the merge_blocks hook.
14120 2007-06-09 Tom Tromey <tromey@redhat.com>
14122 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
14123 (deprecated_state): Removed.
14124 (start_decl): Update.
14125 (enum deprecated_states): Moved earlier.
14126 (groktypename): Update.
14127 (push_parm_decl): Likewise.
14128 (grokfield): Likewise.
14129 (start_function): Likewise.
14131 2007-06-09 Ian Lance Taylor <iant@google.com>
14133 PR tree-optimization/32169
14134 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
14135 CONVERT_EXPR, check whether min and max both converted to an
14136 overflow infinity representation.
14138 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
14140 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
14141 not inserted on the edge.
14143 2007-06-08 Bob Wilson <bob.wilson@acm.org>
14145 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
14146 instructions if they are supported.
14147 (__divsi3, __umodsi3, __modsi3): Likewise.
14148 (__ashldi3, __ashrdi3, __lshrdi3): New.
14149 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
14151 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
14152 Tony Linthicum <tony.linthicum@amd.com>
14154 * doc/invoke.texi: Add fvect-cost-model flag.
14155 * common.opt (fvect-cost-model): New flag.
14156 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
14157 cost fields in stmt_vec_info struct for STMT.
14158 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
14159 fields in stmt_vec_info struct and access functions for the same.
14160 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
14161 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
14162 load, store and vector to scalar operation.
14163 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
14164 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
14165 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
14166 (TARG_VEC_STORE_COST): Define cost of vector store.
14167 (vect_estimate_min_profitable_iters): Define new function.
14168 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
14169 check to evaluate if loop iterations are less than minimum profitable
14170 iterations determined by cost model or minimum vect loop bound defined
14171 by user, whichever is more conservative.
14172 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
14173 run-time check to evaluate if loop iterations are less than minimum
14174 profitable iterations determined by cost model or minimum vect loop
14175 bound defined by user, whichever is more conservative.
14176 (vect_estimate_min_profitable_iterations): New function to estimate
14177 mimimimum iterartions required for vector version of loop to be
14178 profitable over scalar version.
14179 (vect_model_reduction_cost): New function.
14180 (vect_model_induction_cost): New function.
14181 (vect_model_simple_cost): New function.
14182 (vect_cost_strided_group_size): New function.
14183 (vect_model_store_cost): New function.
14184 (vect_model_load_cost): New function.
14185 (vectorizable_reduction): Call vect_model_reduction_cost during
14187 (vectorizable_induction): Call vect_model_induction_cost during
14189 (vectorizable_load): Call vect_model_load_cost during analysis phase.
14190 (vectorizable_store): Call vect_model_store_cost during analysis phase.
14191 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
14192 vectorizable_promotion, vectorizable_demotion): Call
14193 vect_model_simple_cost during analysis phase.
14195 2007-06-08 Simon Baldwin <simonb@google.com>
14197 * reg-stack.c (get_true_reg): Readability change. Moved default case
14198 label into direct switch statement scope.
14200 2007-06-08 Simon Baldwin <simonb@google.com>
14202 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
14203 in gcc_assert() with '==' comparison.
14205 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14207 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
14208 TARGET_ABM handling of x86_popcnt variable.
14210 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14212 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
14213 __builtin_copysignq and __builtin_infq built-in functions.
14215 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14217 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
14218 SSE4.2 section. Correct built-in function names in SSE4A section.
14220 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14222 PR tree-optimization/32243
14223 * tree-vect-transform.c (vectorizable_type_promotion): Move check
14224 for ncopies after ratio check between nunits_out and nunits_in.
14225 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
14227 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
14229 PR tree-optimization/32224
14230 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
14231 vectorization upon a non GIMPLE_MODIFY_STMT.
14233 2007-06-08 Christian Bruel <christian.bruel@st.com>
14236 * config/sh/sh.md (doloop_end): New pattern and splitter.
14237 * loop-iv.c (simple_rhs_p): Check for hardware registers.
14239 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
14241 PR middle-end/32209
14242 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
14244 (verify_dominators): Do not change dominance tree.
14246 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14248 * config/sh/constraints.md: New file.
14249 * config/sh/sh.c: Include tm-constrs.h.
14250 (reg_class_from_letter): Remove.
14251 (prepare_cbranch_operands): Use satisfies_constraint_*
14252 function instead of macro.
14253 (andcosts, broken_move, sh_secondary_reload): Likewise.
14254 * config/sh/predicates.md (trapping_target_operand): Likewise.
14255 (and_operand, arith_operand, arith_reg_or_0_operand,
14256 cmp_operand, logical_operand, target_operand,
14257 ua_address_operand, ua_offset, xor_operand): Likewise.
14258 * config/sh/sh.md: Include constraints.md.
14259 (*movsicc_t_false): Use satisfies_constraint_* function
14261 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
14262 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
14263 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
14264 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
14265 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
14266 (REG_CLASS_FROM_CONSTRAINT): Remove.
14267 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
14268 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
14269 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
14270 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
14271 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
14272 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
14273 function instead of macro.
14274 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
14275 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
14276 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
14277 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
14278 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
14279 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
14280 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
14281 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
14282 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
14283 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
14284 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
14285 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
14286 EXTRA_CONSTRAINT_STR): Likewise.
14287 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
14289 2007-06-07 Geoffrey Keating <geoffk@apple.com>
14291 * config/i386/darwin.h (STACK_BOUNDARY): Define.
14293 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
14296 * c-common.h (flag_cpp0x): Replaced by...
14297 (cxx_dialect): ... this new variable specifying the C++ dialect that
14299 * c-common.c (flag_cpp0x): Removed.
14300 (cxx_dialect): Defined.
14301 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
14303 * c-opts.c (c_common_post_options): Likewise.
14304 (set_std_cxx98): Set cxx_dialect to cxx98.
14305 (set_std_cxx0x): Set cxx_dialect to cxx0x.
14307 2007-06-07 Geoffrey Keating <geoffk@apple.com>
14308 Hui-May Chang <hm.chang@apple.com>
14310 * doc/invoke.texi (Darwin Options): Update documentation for
14311 -mmacosx-version-min.
14312 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
14313 * config/darwin-driver.c: New file.
14314 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
14315 * config/t-darwin (darwin-driver.o): New rule.
14317 * config/darwin-c.c (version_as_macro): Ignore low digit.
14319 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
14321 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
14322 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
14323 (CSGNMODE): New mode macro.
14324 (CSGNVMODE): New mode attribute.
14325 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
14326 expander using CSGNMODE mode macro. Handle TFmode.
14327 (copysign<mode>3_const): Rename from copysignsf3_const and
14328 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
14330 (copysign<mode>3_var): Rename from copysignsf3_var and
14331 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
14333 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
14334 mode macro. Handle TFmode.
14335 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
14336 (iortf3, *iortf3): Ditto.
14337 (xortf3, *xortf3): Ditto.
14338 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
14339 TFmode and TImode masks.
14340 (ix86_expand_copysign): Expand TFmode copysign insn.
14341 (IX86_BUILTIN_INFQ): New.
14342 (IX86_BUILTIN_FABSQ): Ditto.
14343 (IX86_BUILTIN_COPYSIGNQ): Ditto.
14344 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
14345 [__builtin_fabsq]: Ditto.
14346 [__builtin_copysignq]: Ditto.
14347 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
14348 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
14349 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
14350 ix86_expand_binop_builtin().
14352 2007-06-07 Bob Wilson <bob.wilson@acm.org>
14354 * config/xtensa/lib1funcs.asm: Clean up whitespace.
14356 2007-06-07 Steve Ellcey <sje@cup.hp.com>
14359 * rtl.h (push_to_sequence2): New.
14360 * emit-rtl.c (push_to_sequence2): New.
14361 * function.c (assign_parm_data_all): Add new fields.
14362 (assign_parm_setup_block): Call push_to_sequence2 instead of
14364 (assign_parm_setup_reg): Ditto.
14365 (assign_parm_setup_stack): Ditto.
14366 (assign_parms_unsplit_complex): Ditto.
14367 (assign_parms): Change field name.
14369 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
14371 PR tree-optimization/32220
14372 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
14373 phi node is reached before defining statement.
14375 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14378 * tree-vect-transform.c (vectorizable_call): Call update_stmt
14379 after changing the right hand side of the assignment.
14381 2007-06-06 Eric Christopher <echristo@apple.com>
14383 * config.gcc (i?86-*-darwin*): Remove arch parameter.
14384 (x86_64-*-darwin*): Ditto.
14385 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
14386 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14388 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14390 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
14391 coding conventions.
14392 (add_key): Likewise.
14393 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
14394 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
14396 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
14398 (add_cost_one_coalesce): Likewise.
14399 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
14400 variable names. Rename orig to orig_name for consistency.
14401 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
14402 coding conventions.
14403 (cprop_into_successor_phis): Avoid using C++ keywords as variable
14405 (record_equivalences_from_stmt): Likewise.
14406 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
14407 the coding conventions.
14408 (memory_ssa_name_same): Likewise.
14409 (dse_optimize_stmt): Likewise.
14410 (dse_record_phis): Likewise.
14411 (dse_finalize_block): Likewise.
14412 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
14413 keywords as variable names.
14414 (may_move_till): Cast according to the coding conventions.
14415 (force_move_till_expr): Avoid using C++ keywords as variable names.
14416 (force_move_till): Cast according to the coding conventions.
14417 (memref_hash): Likewise.
14418 (memref_eq): Likewise.
14419 (gather_mem_refs_stmt): Likewise.
14420 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
14421 using C++ keywords as variable names.
14422 (idx_find_step): Cast according to the coding conventions.
14423 (idx_record_use): Likewise.
14424 (find_depends): Likewise.
14425 (prepare_decl_rtl): Likewise.
14426 (mbc_entry_hash): Likewise.
14427 (mbc_entry_eq): Likewise.
14428 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
14429 (simplify_replace_tree): Avoid using C++ keywords as variable names.
14430 (idx_infer_loop_bounds): Cast according to the coding conventions.
14431 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
14432 * tree-ssa-math-opts.c (occ_new ): Likwise.
14433 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
14435 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
14437 (add_use_op): Likewise.
14438 (add_vop): Likewise.
14439 (add_vuse_op): Likewise.
14440 (add_vdef_op): Likewise.
14441 (get_expr_operands): Likewise.
14442 (push_stmt_changes): Use type safe memory macros.
14443 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
14444 keywords as variable names.
14445 (conditional_replacement): Likewise.
14446 (minmax_replacement): Likewise.
14447 (abs_replacement): Likewise.
14448 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
14449 coding conventions.
14450 (insert_fake_stores): Avoid using C++ keywords as variable names.
14451 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
14453 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
14454 (heapvar_insert): Use type safe memory macros.
14455 (new_var_info): Cast according to the coding conventions.
14456 (new_constraint): Likewise.
14457 (remove_preds_and_fake_succs): Use type safe memory macros.
14458 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
14460 (thread_single_edge): Likewise.
14461 (thread_through_loop_header): Likewise.
14463 2007-06-06 Eric Christopher <echristo@apple.com>
14465 * config/i386/i386.c (override_options): Move handling
14466 of TARGET_SUBTARGET* earlier.
14468 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
14470 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
14473 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
14475 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
14476 emited outside of basic block.
14477 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
14478 the created blocks.
14479 * rtl.h (delete_insn_chain): Declaration changed.
14480 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
14482 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
14483 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
14484 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
14485 to delete_insn_chain.
14486 (rtl_verify_flow_info_1): Verify that the insns in header and footer
14487 do not have bb field set.
14488 (rtl_verify_flow_info): Verify that insns between basic blocks do not
14490 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
14491 * cfgcleanup.c (try_optimize_cfg): Ditto.
14493 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14495 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
14496 (lambda_body_vector_new): Use type safe memory macros.
14497 (lambda_linear_expression_new): Likewise.
14498 (lambda_loopnest_new): Likewise.
14499 (lambda_lattice_new): Likewise.
14500 (replace_uses_equiv_to_x_with_y): Cast according to the coding
14501 conventions. Use type safe memory macros.
14502 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
14503 (lambda_body_vector_s): Likewise.
14504 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
14505 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
14507 2007-06-06 Richard Guenther <rguenther@suse.de>
14509 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
14510 if we need to schedule cfg_cleanup.
14511 (tree_ssa_forward_propagate_single_use_vars): Do so.
14513 2007-06-06 Ian Lance Taylor <iant@google.com>
14515 * fold-const.c (merge_ranges): If range_successor or
14516 range_predecessor fail, just return 0.
14518 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14520 PR tree-optimization/32216
14521 * tree-vectorizer.c (supportable_widening_operation): Determine
14522 signedness of FIX_TRUNC_EXPR from output operand.
14523 (supportable_narrowing_operation): Ditto.
14524 * tree-vect-generic.c (expand_vector_operations_1): Determine
14525 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
14526 from input operand.
14528 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14530 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
14531 (struct pta): ...from here. Change flags to unsigned to avoid
14532 excessive casting (as it is used as a bit mask).
14533 (override_options): Add casts according to the coding convenventions.
14534 (x86_64_elf_unique_section): Likewise.
14535 (examine_argument): Avoid using C++ keywords as variable names.
14536 (construct_container): Likewise.
14537 (legitimize_pic_address): Likewise.
14538 (get_dllimport_decl): Cast according to the coding conventions. Use
14539 type safe memory macros.
14540 (legitimize_address): Cast according to the coding conventions.
14541 (emit_i387_cw_initialization): Corrected the type of slot to enum
14543 (ix86_init_machine_status): Use type safe memory macros.
14544 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
14545 (bdesc_pcmpistr): Likewise.
14546 (bdesc_crc32): Likewise.
14547 (bdesc_sse_3arg): Likewise.
14548 (bdesc_2arg): Likewise.
14549 (bdesc_1arg): Likewise.
14550 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
14551 (ix86_expand_sse_pcmpistr): Likewise.
14552 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
14553 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
14554 int to match the langhook definition.
14555 (ix86_builtin_conversion): Change the type of code to unsigned init to
14556 match the langhook definition.
14557 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
14559 (ix86_preferred_output_reload_class): Likewise.
14560 (ix86_cannot_change_mode_class): Likewise.
14561 (ix86_memory_move_cost): Likewise.
14562 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
14563 avoid excessive casting later on.
14564 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
14566 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14568 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
14569 as flags setting insn.
14570 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
14572 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14574 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
14575 (UNSPEC_ROUND): New.
14576 ("sse4_1_round<mode>2"): New insn pattern.
14577 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
14579 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
14580 expander using SSEMODEF mode macro. Expand using
14581 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14582 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
14583 expander using SSEMODEF mode macro. Expand using
14584 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14585 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
14586 expander using SSEMODEF mode macro. Expand using
14587 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14588 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
14589 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
14590 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
14593 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
14594 Sebastian Pop <sebpop@gmail.com>
14596 * lambda.h (build_linear_expr): New.
14597 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
14598 Use build_linear_expr, call fold and force_gimple_operand.
14599 (lambda_loopnest_to_gcc_loopnest): Check that there is
14600 something to insert.
14601 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
14603 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
14605 PR preprocessor/23479
14606 * doc/extend.texi: Document the 0b-prefixed binary integer
14607 constant extension.
14609 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14611 PR tree-optimization/32215
14612 * tree-vectorizer.c (supportable_widening_operation): Return false
14613 for unsupported FIX_TRUNC_EXPR tree code.
14614 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
14616 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
14618 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
14619 register on SPE targets. Change documentation to reflect
14621 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
14622 Change FIXED_SCRATCH to 14 and document why we're keeping r14
14623 out of the register allocation pool.
14624 (rs6000_reg_live_or_pic_offset_p): New function.
14625 (rs6000_emit_prologue): Move the actual saving of LR up to free
14626 r0 for holding r11. Split saving of SPE 64-bit registers into
14627 its own case. Ensure that offsets will always be in-range for
14628 'evstdd' by using r11 as a scratch register to point at the start
14629 of the SPE save area. Save r11 if necessary, as it is the static
14631 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
14632 into its own case. Ensure that offsets will always be in-range
14633 for 'evldd' by using r11 as a scratch register to point at the
14634 start of the SPE save area. Also adjust r11 when restoring
14635 the stack pointer to compensate for pre-loading r11.
14637 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
14639 * cfg.c (init_flow): Use type safe memory macros.
14640 (alloc_block): Likewise.
14641 (unchecked_make_edge): Likewise.
14642 (dump_flow_info): Avoid using C++ keywords as variable names.
14643 (copy_original_table_clear): Cast according to the coding conventions.
14644 (copy_original_table_set): Likewise.
14645 * cfgexpand (label_rtx_for_bb): Likewise.
14646 (expand_gimple_basic_block): Likewise.
14647 * cfghooks.c (dump_bb): Likewise.
14648 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
14650 (lv_add_condition_to_bb): Likewise.
14651 * cfglayout (relink_block_chain): Cast according to the coding
14653 (fixup_reorder_chain): Likewise.
14654 (fixup_fallthru_exit_predecessor): Likewise.
14655 * cfgloop.c (glb_enum_p): Likewise.
14656 (get_exit_description): Likewise.
14657 (dump_recorded_exit): Likewise.
14658 * cfgloop.h (enum loop_estimation): Move out of struct scope...
14659 (struct loop): ... from here.
14660 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
14662 * cfgrtl.c (rtl_create_basic_block): Likewise.
14663 (rtl_split_block): Likewise.
14664 (rtl_dump_bb): Likewise.
14665 (cfg_layout_split_block): Likewise.
14666 (init_rtl_bb_info): Use typesafe memory macros.
14668 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
14669 * graphds.h: Updated all usages of edge to graph_edge.
14670 * graphds.c: Likewise.
14671 * cfgloopanal.c: Likewise.
14673 2007-06-05 Ian Lance Taylor <iant@google.com>
14675 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
14676 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
14677 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
14679 (test_for_singularity): Likewise.
14681 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14683 * config/i386/constraints.md ("Y2"): Replaced by ...
14685 * config/i386/i386.md: Likewise.
14686 * config/i386/mmx.md: Likewise.
14687 * config/i386/sse.md: Likewise.
14689 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14691 * config/i386/constraints.md ("z"): Replaced by ...
14693 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
14694 (sse4_1_blendvps): Likewise.
14695 (sse4_1_pblendvb): Likewise.
14696 (sse4_2_pcmpestr): Likewise.
14697 (sse4_2_pcmpestrm): Likewise.
14698 (sse4_2_pcmpestr_cconly): Likewise.
14699 (sse4_2_pcmpistr): Likewise.
14700 (sse4_2_pcmpistrm): Likewise.
14701 (sse4_2_pcmpistr_cconly): Likewise.
14703 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
14705 * matrix-reorg.c (transform_access_sites): Fix computation.
14706 (transform_allocation_sites): Same.
14708 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14710 * config/i386/i386.c (override_options): Use
14711 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
14713 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14715 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
14716 (nonimm_not_xmm0_operand): Ditto.
14717 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
14718 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
14719 as operand[2] predicate. Require "z" class XMM register for
14720 operand[3]. Adjust asm template.
14721 ("sse4_1_blendvpd"): Ditto.
14722 ("sse4_1_pblendvb"): Ditto.
14723 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
14724 force op2 into xmm0 register for variable blend instructions.
14726 2007-06-04 Tom Tromey <tromey@redhat.com>
14728 * c-tree.h (start_enum): Update.
14729 (build_enumerator): Likewise.
14730 * c-decl.c (enum_next_value): Removed.
14731 (enum_overflow): Likewise.
14732 (start_enum): Add c_enum_contents argument. Don't use globals.
14733 (build_enumerator): Likewise.
14734 * c-tree.h (struct c_enum_contents): New struct.
14736 2007-06-04 Tom Tromey <tromey@redhat.com>
14738 * c-common.c (c_common_get_alias_set): Fix indentation.
14740 2007-06-04 Ian Lance Taylor <iant@google.com>
14742 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
14743 to overflow, reduce overflow infinity to regular infinity.
14744 (vrp_var_may_overflow): New static function.
14745 (vrp_visit_phi_node): Check vrp_var_may_overflow.
14747 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
14749 * stor-layout.c (layout_type): Remove duplicate code.
14751 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
14754 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
14755 before build_common_builtin_nodes ().
14757 2007-06-04 Steve Ellcey <sje@cup.hp.com>
14760 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
14762 2007-06-04 Jan Hubicka <jh@suse.cz>
14764 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
14765 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
14766 instead of _stat version.
14768 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14770 PR tree-optimization/32194
14771 * tree-predcom.c (determine_offset): Check that both references have
14774 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14776 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
14777 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
14778 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14779 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
14780 Add argument to iterate_fix_dominators call.
14781 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
14782 * gcse.c (hoist_code): Change domby to vector.
14783 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
14784 Add argument to iterate_fix_dominators call.
14785 * loop-doloop.c (doloop_modify): Changed recount_dominator to
14786 recompute_dominator.
14787 * lambda-code.c (perfect_nestify): Ditto.
14788 * cfgloopanal.c: Include graphds.h.
14789 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
14790 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
14791 (mark_irreducible_loops): Use graphds_scc. Remove argument from
14793 * graphds.c: New file.
14794 * graphds.h: New file.
14795 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
14796 (get_dominated_by, get_dominated_by_region): Change return type to
14798 (verify_dominators): Recompute all dominators and compare the results.
14799 (recount_dominator): Renamed to ...
14800 (recompute_dominator): ... this. Do not check that the block is
14801 dominated by entry.
14802 (iterate_fix_dominators): Reimplemented.
14803 (prune_bbs_to_update_dominators, root_of_dom_tree,
14804 determine_dominators_for_sons): New functions.
14805 * et-forest.c (et_root): New function.
14806 * et-forest.h (et_root): Declare.
14807 * Makefile.in (graphds.o): Add.
14808 (cfgloopanal.o): Add graphds.h dependency.
14809 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
14810 * basic-block.h (get_dominated_by, get_dominated_by_region,
14811 iterate_fix_dominators): Declaration changed.
14812 (recount_dominator): Renamed to ...
14813 (recompute_dominator): ... this.
14814 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
14815 (thread_through_all_blocks): Do not free dominance info.
14817 2007-06-03 Andreas Schwab <schwab@suse.de>
14819 * config/m68k/m68k.c (override_options): Don't override
14821 * config/m68k/m68k-modes.def (SF, DF): Define to use
14822 motorola_single_format and motorola_double_format, resp.
14823 * real.c (motorola_single_format): Renamed from
14824 coldfire_single_format.
14825 (motorola_double_format): Renamed from coldfire_double_format.
14826 (encode_ieee_extended): Generate a proper canonical NaN image
14827 respecting canonical_nan_lsbs_set.
14828 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
14830 * real.h: Adjust declarations.
14832 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
14835 * config/sh/sh.md (symGOT_load): Don't schedule insns when
14836 the symbol is generated with the stack protector.
14838 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
14840 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
14841 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
14843 * doc/extend.texi (interrupt): Mention m68k.
14845 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
14847 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
14848 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
14849 (ix86_expand_sse_pcmpestr): Do not check operands for
14850 "register_operand", when insn operand predicate is "register_operand".
14851 (ix86_expand_sse_pcmpistr): Ditto.
14853 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
14854 Uros Bizjak <ubizjak@gmail.com>
14856 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
14857 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
14858 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
14859 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
14860 * config/i386/constraints.md ("z"): New register constraint
14861 for members of SSE_FIRST_REG class.
14862 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
14863 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
14864 SSE_FIRST_REG class.
14865 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
14866 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
14867 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
14868 (IX86_BUILTIN_PCMPESTRM128): Likewise.
14869 (IX86_BUILTIN_PCMPESTRA128): Likewise.
14870 (IX86_BUILTIN_PCMPESTRC128): Likewise.
14871 (IX86_BUILTIN_PCMPESTRO128): Likewise.
14872 (IX86_BUILTIN_PCMPESTRS128): Likewise.
14873 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
14874 (IX86_BUILTIN_PCMPISTRI128): Likewise.
14875 (IX86_BUILTIN_PCMPISTRM128): Likewise.
14876 (IX86_BUILTIN_PCMPISTRA128): Likewise.
14877 (IX86_BUILTIN_PCMPISTRC128): Likewise.
14878 (IX86_BUILTIN_PCMPISTRO128): Likewise.
14879 (IX86_BUILTIN_PCMPISTRS128): Likewise.
14880 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
14881 (struct builtin_description): Change "flag" field to unsigned.
14882 (bdesc_pcmpestr): New builtin description table.
14883 (bdesc_pcmpistr): Likewise.
14884 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
14885 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
14886 Initialize pcmp[ei]str[im] insns for SSE4.2.
14887 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
14888 (ix86_expand_sse_pcmpistr): Likewise.
14889 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
14890 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
14891 (UNSPEC_PCMPISTR): Likewise.
14892 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
14893 (sse4_2_pcmpestri):New isns pattern.
14894 (sse4_2_pcmpestrm): Likewise.
14895 (sse4_2_pcmpestr_cconly): Likewise.
14896 (sse4_2_pcmpistr): New insn patern and splitter.
14897 (sse4_2_pcmpistri):New isns pattern.
14898 (sse4_2_pcmpistrm): Likewise.
14899 (sse4_2_pcmpistr_cconly): Likewise.
14900 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
14903 2007-06-01 David Daney <ddaney@avtrex.com>
14905 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
14906 LOADGP_ABSOLUTE and not binds_local_p.
14908 2007-06-01 Geoffrey Keating <geoffk@apple.com>
14910 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
14912 2007-06-01 Ian Lance Taylor <iant@google.com>
14914 * tree-vrp.c (compare_name_with_value): Always set
14915 used_strict_overflow if we get a result from the variable itself.
14917 2007-06-01 Ian Lance Taylor <iant@google.com>
14919 PR rtl-optimization/31455
14920 * lower-subreg.c (find_decomposable_subregs): Don't decompose
14921 subregs which have a cast between modes which are not tieable.
14923 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
14925 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
14926 breaks after return statements.
14928 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
14930 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
14931 only after no_new_pseudos.
14933 2007-05-31 Eric Christopher <echristo@apple.com>
14935 * expr.c (convert_move): Assert that we don't have a BLKmode
14937 (store_expr): Handle BLKmode moves by calling emit_block_move.
14939 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
14941 * c-typeck.c (build_indirect_ref): Include type in error message.
14942 (build_binary_op): Pass types to binary_op_error.
14943 * c-common.c (binary_op_error): Take two type arguments, print out
14945 * c-common.h (binary_op_error): Update prototype.
14947 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14949 * config/i386/i386.c: Correct coments on -mno-sse4.
14951 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14953 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
14954 (x86_64-*-*): Likewise.
14955 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
14956 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
14957 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14958 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
14959 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14960 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14961 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14962 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14963 (OPTION_MASK_ISA_SSE4): Likewise.
14964 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
14965 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14966 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
14967 (override_options): Support SSE4.2.
14968 (ix86_build_const_vector): Support SImode and DImode.
14969 (ix86_build_signbit_mask): Likewise.
14970 (ix86_expand_int_vcond): Support V2DImode.
14971 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
14972 (IX86_BUILTIN_CRC32HI): Likewise.
14973 (IX86_BUILTIN_CRC32SI): Likewise.
14974 (IX86_BUILTIN_CRC32DI): Likewise.
14975 (IX86_BUILTIN_PCMPGTQ): Likewise.
14976 (bdesc_crc32): Likewise.
14977 (bdesc_sse_3arg): Likewise.
14978 (ix86_expand_crc32): Likewise.
14979 (ix86_init_mmx_sse_builtins): Support SSE4.2.
14980 (ix86_expand_builtin): Likewise.
14981 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14982 __SSE4_2__ for -msse4.2.
14983 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
14984 (CRC32MODE): Likewise.
14985 (crc32modesuffix): Likewise.
14986 (crc32modeconstraint): Likewise.
14987 (sse4_2_crc32<mode>): Likewise.
14988 (sse4_2_crc32di): Likewise.
14989 * config/i386/i386.opt (msse4.2): New for SSE4.2.
14991 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
14992 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
14993 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
14994 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
14995 (vcondu<mode>): Likewise.
14996 * doc/extend.texi: Document SSE4.2 built-in functions.
14997 * doc/invoke.texi: Document -msse4.2/-msse4.
14999 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
15001 PR tree-optimization/32160
15002 * tree-predcom.c (predcom_tmp_var): New function. Mark created
15003 variable as gimple reg.
15004 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
15006 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
15008 * gcc.c (main): Don't consider linker options when issuing the
15009 warning about a linker input file not being used.
15011 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15013 * tree-vrp.c (compare_names): Initialize sop.
15015 2007-05-30 Dirk Mueller <dmueller@suse.de>
15017 * cgraphunit.c (cgraph_analyze_function): Remove
15018 computation of inline parameters.
15020 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
15022 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
15024 2007-05-30 Richard Sandiford <richard@codesourcery.com>
15026 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
15027 Add vx-common.h. Include vxworks.h between vx-common.h and
15029 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
15031 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
15032 (TARGET_ASM_DESTRUCTOR): Likewise.
15033 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
15034 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
15035 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
15036 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
15037 (VXWORKS_ENDIAN_SPEC): Define.
15038 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
15039 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
15040 VXWORKS_* equivalents.
15041 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
15042 (ASM_FILE_START): Delete.
15043 (TARGET_VERSION): Reformat.
15044 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
15045 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
15046 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
15047 (FPBIT, DPBIT): Define.
15048 (fp-bit.c, dp-bit.c): New rules.
15049 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
15050 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
15051 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
15052 * config/arm/arm.h: Include vxworks-dummy.h.
15053 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
15054 Mark with ATTRIBUTE_UNUSED.
15055 (arm_override_options): Do not allow VxWorks RTP PIC to be used
15056 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
15057 make it incompatible with -msingle-pic-base.
15058 (arm_function_ok_for_sibcall): Return false for calls that might
15059 go through a VxWorks PIC PLT entry.
15060 (require_pic_register): New function, split out from...
15061 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
15063 (arm_load_pic_register): Handle the VxWorks RTP initialization
15064 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
15065 (arm_emit_call_insn): New function.
15066 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
15067 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
15068 (pic_offset_arm): New pattern.
15069 (call, call_value): Use arm_emit_call_insn.
15070 (call_internal, call_value_internal): New expanders.
15071 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
15072 VxWorks unless __PIC__.
15074 2007-05-30 Eric Christopher <echristo@gmail.com>
15076 * genrecog.c: Include regs.h in generated file.
15077 * genemit.c: Ditto. Fix up formatting.
15078 * config/mn10300/constraints.md: New.
15079 * config/mn10300/mn10300.md: Include.
15080 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
15081 Fix up for removed macro.
15082 * config/mn10300/predicates.md (call_address_operand): Ditto.
15083 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
15084 (CONST_OK_FOR_I): Ditto.
15085 (CONST_OK_FOR_J): Ditto.
15086 (CONST_OK_FOR_K): Ditto.
15087 (CONST_OK_FOR_L): Ditto.
15088 (CONST_OK_FOR_M): Ditto.
15089 (CONST_OK_FOR_N): Ditto.
15090 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
15094 (EXTRA_CONSTRAINT): Ditto.
15096 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
15098 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
15100 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
15101 OPTION_MASK_ISA_64BIT.
15102 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
15104 2007-05-30 Richard Guenther <rguenther@suse.de>
15106 PR middle-end/32152
15107 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
15108 types for comparison.
15109 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
15110 with original typed arguments.
15111 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
15113 2007-05-30 Jakub Jelinek <jakub@redhat.com>
15115 PR tree-optimization/31769
15116 * except.c (duplicate_eh_regions): Clear prev_try if
15117 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
15119 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
15121 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
15122 * tree-ssa-sink.c (statement_sink_location): Return basic block and
15123 bsi of the location where statements should be inserted.
15124 (sink_code_in_bb): Take bsi from statement_sink_location.
15125 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
15126 instead of bsi_start.
15127 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
15129 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
15130 (bsi_move_before): Document inconsistency with bsi_move_after.
15131 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
15133 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
15135 * config/i386/i386.h (TARGET_ABM): New define.
15136 (TARGET_POPCNT): Ditto.
15137 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
15138 New temporary defines to redefine from OPTION_ISA_* defines.
15139 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
15140 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
15141 (ix86_isa_flags): New extern int declaration.
15142 (TARGET_SUBTARGET_DEFAULT): New define.
15143 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
15144 (TARGET_SUBTARGET32_DEFAULT): Ditto.
15145 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
15146 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15147 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
15148 * config/i386/darwin.h: Change TARGET_64BIT define to
15151 * config/i386/i386.opt (m3dnowa): Define as undocumented option
15152 using existing "ix86_isa_flags" varible.
15153 (m32, m64): Use existing "ix86_isa_flags" variable.
15154 (mmmx, m3dnow): Ditto.
15155 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
15156 (mabm): Define as non-negative option using "x86_abm" variable.
15157 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
15159 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
15160 Rewrite feature test bitmap.
15161 (ix86_isa_flags): New initialized global int varible.
15162 (ix86_isa_flags_explicit): New static int variable.
15163 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
15164 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
15165 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
15166 target_flags_explicit.
15167 (override_options): Remove "target_enable" and "target_disable" fields
15168 from "struct ptt". Update processor_target_table accordingly. Remove
15169 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
15170 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
15171 "target_flags" and "ix86_isa_flags_explicit" instead of
15172 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
15173 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
15174 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
15175 to true when either of PTA_POPCNT or PTA_ABM is set in
15176 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
15177 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
15178 processor_alias_table flags entry. Remove handling of
15179 "target_enable" and "target_disable" fields of processor_target_table.
15180 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
15181 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
15182 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
15183 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
15184 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
15186 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
15188 2007-05-29 David Daney <ddaney@avtrex.com>
15191 * config/mips/mips.c (mips_output_mi_thunk): Emit
15192 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
15194 2007-05-29 Hui-May Chang <hm.chang@apple.com>
15195 * config/i386/i386.c (ix86_function_regparm): Added checking of
15196 ix86_force_align_arg_pointer to determine the number of
15197 register parameters.
15199 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
15201 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
15202 (SET_DR_MISALIGNMENT): New.
15203 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
15204 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
15205 Use SET_DR_MISALIGNMENT.
15206 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
15208 * tree-data-ref.c (create_data_ref, compute_all_dependences,
15209 find_loop_nest): Export.
15210 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
15211 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
15212 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
15213 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
15215 (struct mem_ref): Add field reuse_distance.
15216 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
15217 Initialize reuse_distance field.
15218 (issue_prefetch_ref): Select temporality of prefetch according to
15220 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
15221 self_reuse_distance, determine_loop_nest_reuse): New functions.
15222 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
15223 (tree_ssa_prefetch_arrays): Dump L2 cache size.
15224 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
15227 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
15229 * tree-ssa-alias.c: Add aliasing overview.
15231 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
15232 Danny Smith <dannysmith@users.sourceforge.net>
15235 * config/i386/t-crtfm: Compile crtfastmath.o with
15236 -minline-all-stringops.
15237 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
15238 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
15240 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15242 * doc/md.texi: Document constraints on HP PA-RISC.
15244 * pa/constraints.md: New file.
15245 * pa.md: Include constraints.md.
15246 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
15247 (integer_store_memory_operand, ldil_cint_p): New functions.
15248 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
15249 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15250 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
15251 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
15252 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
15254 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
15257 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
15258 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
15259 case POSTDECREMENT_EXPR>): Return the error_mark_node
15260 if either the real or imaginary parts would an
15263 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
15265 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
15266 name when we remove it from a call.
15268 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
15270 * targhooks.c (default_narrow_bitfield): Remove.
15271 * targhooks.h: Remove the prototype for
15272 default_narrow_bitfield.
15274 * langhooks-def.h: Remove the prototype for
15275 hook_get_alias_set_0.
15276 * langhooks.c (hook_get_alias_set_0): Remove.
15278 * global.c (EXECUTE_IF_CONFLICT): Remove.
15280 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15283 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
15284 return true when truth_value_p is true and the type
15287 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
15289 * doc/install.texi (Prerequisites): We no longer require Autoconf
15290 2.13 for the top-level.
15292 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
15294 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
15295 memory access via x86_expand_vector_move_misalign() only for
15296 TImode values on 32-bit targets.
15298 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
15300 * matrix-reorg.c: New file. Implement matrix flattening and
15301 transposing optimization.
15302 * tree-pass.h: Add matrix reorg pass.
15303 * common.opt: Add fipa-mreorg flag.
15304 * Makefile.in: Add matrix-reorg.c.
15305 * passes.c: Add matrix reorg pass.
15306 * varpool.c (add_new_static_var): New function.
15307 * cgraph.h (add_new_static_var): Declare.
15309 2007-05-27 Eric Christopher <echristo@apple.com>
15311 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
15312 sp_offset depending on stack size. Save r12 depending
15313 on registers we're saving later.
15314 (rs6000_emit_epilogue): Update sp_offset depending only
15317 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
15319 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
15320 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15321 * ifcvt.c (if_convert): Ditto.
15322 * tree-ssa-threadupdate.c (thread_block): Ditto.
15323 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
15324 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
15325 verify_loop_closed_ssa): Check number_of_loops instead of
15327 * predict.c (tree_estimate_probability): Ditto.
15328 * tree-if-conv.c (main_tree_if_conversion): Ditto.
15329 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
15330 * modulo-sched.c (sms_schedule): Ditto.
15331 * tree-scalar-evolution.c (scev_const_prop): Ditto.
15332 (scev_finalize): Do not do anything if scev analysis was not
15334 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
15335 current_loops == NULL.
15336 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
15337 * loop-init.c (loop_optimizer_init): Do not free current_loops when
15338 there are no loops.
15339 (loop_optimizer_finalize): Assert that loops were analyzed.
15340 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
15341 rtl_doloop): Check number_of_loops instead of current_loops.
15342 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
15343 current_loops == NULL.
15344 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
15345 gate_tree_vectorize tree_linear_transform, check_data_deps,
15346 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
15347 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
15348 Check number_of_loops instead of current_loops.
15349 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
15350 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
15351 free loops if available.
15352 (execute_pre): Do not pass do_fre to fini_pre.
15354 2007-05-27 Tobias Burnus <burnus@net-b.de>
15356 PR middle-end/32083
15357 * real.c (mpfr_from_real): Fix sign of -Inf.
15359 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
15361 * tree-vect-transform.c (vectorizable_conversion): Initialize
15362 tree_code variables to ERROR_MARK.
15363 (vectorizable_type_demotion): Likewise.
15364 (vectorizable_type_promotion): Likewise.
15366 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
15369 * config/i386/i386.md (movti): Handle push operands via
15370 ix86_expand_push().
15372 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
15374 * basic-block.h: Remove the prototype for merge_seq_blocks.
15375 * cfgcleanup.c (merge_seq_blocks): Remove.
15377 * tree-flow.h: Remove the prototype for is_aliased_with.
15378 * tree-ssa-alias.c (is_aliased_with): Remove.
15380 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
15382 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
15384 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
15386 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
15387 ix86_expand_sse4_unpack if SSE4.1 is enabled.
15388 (vec_unpacks_hi_v16qi): Likewise.
15389 (vec_unpacku_lo_v16qi): Likewise.
15390 (vec_unpacks_lo_v16qi): Likewise.
15391 (vec_unpacku_hi_v8hi): Likewise.
15392 (vec_unpacks_hi_v8hi): Likewise.
15393 (vec_unpacku_lo_v8hi): Likewise.
15394 (vec_unpacks_lo_v8hi): Likewise.
15395 (vec_unpacku_hi_v4si): Likewise.
15396 (vec_unpacks_hi_v4si): Likewise.
15397 (vec_unpacku_lo_v4si): Likewise.
15398 (vec_unpacks_lo_v4si): Likewise.
15400 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
15402 * c-typeck.c, config/arm/arm.c, config/darwin.c,
15403 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
15404 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
15405 follow spelling conventions in various
15406 warning/error/diagnostic messages.
15408 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
15409 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
15410 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
15411 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
15412 tree-vrp.c: Fix comment typos. Follow spelling conventions.
15413 * doc/tm.texi: Follow spelling conventions.
15415 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15418 * tree-ssa-forwprop.c
15419 (forward_propagate_addr_into_variable_array_index): Remove
15420 the lhs argument. Use the type of def_rhs instead of lhs.
15421 (forward_propagate_addr_expr_1): Update use of
15422 forward_propagate_addr_into_variable_array_index.
15424 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
15425 Nigel Stephens <nigel@mips.com>
15427 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
15428 function attributes, "far" being an alias for "long_call".
15429 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
15430 (mips_near_type_p, mips_far_type_p): New.
15431 (mips_comp_type_attributes): New function to check that attributes
15432 attached to a function type are compatible.
15433 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
15434 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
15435 to the target function of the thunk.
15436 (mips_encode_section_info): Check for "near" and "far" function
15437 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
15439 * config/mips/predicates.md (const_call_insn_operand): Test only
15440 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
15442 * doc/extend.texi (Function Attributes): Document MIPS "near" and
15445 * testsuite/gcc.target/mips/near-far-1.c: New test case.
15446 * testsuite/gcc.target/mips/near-far-2.c: New test case.
15447 * testsuite/gcc.target/mips/near-far-3.c: New test case.
15448 * testsuite/gcc.target/mips/near-far-4.c: New test case.
15450 2007-05-25 Eric Christopher <echristo@apple.com>
15452 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
15453 to x86-darwin configurations.
15454 * config/i386/t-darwin: Add softfp support.
15455 * config/i386/t-darwin64: Ditto.
15456 * config/i386/sfp-machine.h: If mach then don't use
15457 aliasing, emit a stub to call.
15459 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
15461 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
15462 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
15463 tree-predcom.c, tree-ssa-alias-warnings.c,
15464 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
15465 comment typos. Follow spelling conventions.
15466 * doc/cpp.texi, doc/invoke.texi: Fix typos.
15468 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
15471 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
15472 constants into memory. Expand unaligned memory references for
15473 SSE modes via x86_expand_vector_move_misalign() function.
15475 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
15477 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
15478 "memory" attribute for "sseishft" type insn without operands[2].
15480 2007-05-25 Dirk Mueller <dmueller@suse.de>
15481 Marcus Meissner <meissner@suse.de>
15483 * doc/extend.texi (alloc_size): New attribute.
15484 * c-common.c (handle_alloc_size_attribute): New.
15485 * tree-object-size.c (alloc_object_size): Use alloc_size
15486 attribute, if available.
15488 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
15490 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
15492 (__builtin_ia32_vec_ext_v2di): Likewise.
15493 (__builtin_ia32_vec_ext_v4si): Likewise.
15494 (__builtin_ia32_vec_ext_v8hi): Likewise.
15495 (__builtin_ia32_vec_ext_v16qi): Likewise.
15496 (__builtin_ia32_vec_set_v8hi): Likewise.
15498 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
15500 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
15502 2007-05-25 Richard Sandiford <richard@codesourcery.com>
15504 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
15505 (arm_is_longcall_p): Rename to...
15506 (arm_is_long_call_p): ...this. Take a single tree argument and
15508 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
15509 (CUMULATIVE_ARGS): Remove call_cookie.
15510 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
15511 (ENCODED_LONG_CALL_ATTR_P): Delete.
15512 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
15513 LONG_CALL_FLAG_CHAR cases.
15514 (ARM_DECLARE_FUNCTION_SIZE): Delete.
15515 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
15516 ARM_DECLARE_FUNCTION_SIZE.
15517 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
15518 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
15519 (arm_encode_call_attribute, current_file_function_operand): Delete.
15520 (arm_function_in_section_p): New function.
15521 (arm_is_longcall_p): Rename to...
15522 (arm_is_long_call_p): ...this. Take the target function as a single
15523 argument and return a bool. Do not rely on call cookies. Check
15524 whether the target symbol is in the same section as the current
15525 function, not just the same compilation unit.
15526 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
15527 (arm_encode_section_info): Don't encode a call type.
15528 * config/arm/arm.md (call, call_value): Update calls to
15529 arm_is_long(_)call_p. Simplify logic.
15530 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
15531 Update calls to arm_is_long(_)call_p.
15533 2007-05-25 Richard Guenther <rguenther@suse.de>
15535 PR tree-optimization/31982
15536 * tree-ssa-forwprop.c
15537 (forward_propagate_addr_into_variable_array_index): Handle arrays
15538 with element size one.
15540 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15542 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
15543 (umulsi3_highpart): Likewise.
15545 2007-05-24 Ian Lance Taylor <iant@google.com>
15547 PR rtl-optimization/32069
15548 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
15551 2007-05-24 Ollie Wild <aaw@google.com>
15553 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
15556 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
15558 * postreload-gcse.c (reg_changed_after_insn_p): New function.
15559 (oprs_unchanged_p): Use it to check all registers in a REG.
15560 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
15561 (reg_set_between_after_reload_p): Delete.
15562 (reg_used_between_after_reload_p): Likewise.
15563 (reg_set_or_used_since_bb_start): Likewise.
15564 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
15565 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
15566 Use reg_set_between_p instead of reg_set_between_after_reload_p.
15567 * rtlanal.c (reg_set_p): Check whether REG overlaps
15568 regs_invalidated_by_call, rather than just checking the
15569 membership of REGNO (REG).
15571 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15573 * doc/passes.texi: Document predictive commoning.
15574 * doc/invoke.texi (-fpredictive-commoning): Document.
15575 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
15576 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
15577 adding indices to the generated name.
15578 (schedule_sm): Pass 0 to get_lsm_tmp_name.
15579 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
15580 * tree-pretty-print.c (op_symbol_1): Renamed to ...
15581 (op_symbol_code): ... and exported.
15582 (dump_omp_clause, op_symbol): Use op_symbol_code
15583 instead of op_symbol_1.
15584 * tree-pass.h (pass_predcom): Declare.
15585 * timevar.def (TV_PREDCOM): New timevar.
15586 * tree-ssa-loop.c (run_tree_predictive_commoning,
15587 gate_tree_predictive_commoning, pass_predcom): New.
15588 * tree-data-ref.c (find_data_references_in_loop): Find the
15589 references in dominance order.
15590 (canonicalize_base_object_address): Ensure that the result has
15592 (dr_analyze_innermost): Export.
15593 (create_data_ref): Code to fail for references with invariant
15595 (find_data_references_in_stmt): ... here.
15596 * tree-data-ref.h (dr_analyze_innermost): Declare.
15597 * tree-affine.c: Include tree-gimple.h and hashtab.h.
15598 (aff_combination_find_elt, name_expansion_hash,
15599 name_expansion_eq, tree_to_aff_combination_expand,
15600 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
15602 * tree-affine.h (aff_combination_constant_multiple_p,
15603 tree_to_aff_combination_expand): Declare.
15604 * tree-predcom.c: New file.
15605 * common.opt (fpredictive-commoning): New option.
15606 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
15607 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
15608 * Makefile.in (tree-predcom.o): Add.
15609 (tree-affine.o): Add TREE_GIMPLE_H dependency.
15610 * passes.c (init_optimization_passes): Add dceloop after
15611 copy propagation in loop optimizer. Add predictive commoning
15612 to loop optimizer passes.
15614 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15616 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
15619 2007-05-24 Jan Hubicka <jh@suse.cz>
15621 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
15623 (genheader): Include statistics.h.
15625 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
15627 * print-rtl.c (flag_dump_unnumbered): Update comments.
15628 (print_rtl): Fix my previous change.
15629 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
15632 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15634 PR middle-end/32018
15635 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
15637 (thread_through_all_blocks): Call initialize_original_copy_tables
15638 and free_original_copy_tables.
15639 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
15641 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15642 * cfghooks.c (duplicate_block): Use get_loop_copy.
15643 * cfg.c: Include cfgloop.h.
15644 (loop_copy): New hash table.
15645 (initialize_original_copy_tables): Initialize loop_copy table.
15646 (free_original_copy_tables): Free loop_copy table.
15647 (copy_original_table_clear, copy_original_table_set,
15648 set_loop_copy, get_loop_copy): New functions.
15649 (set_bb_original, set_bb_copy): Use copy_original_table_set.
15650 * cfgloop.h (struct loop): Remove copy field.
15651 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
15652 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
15654 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15656 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
15657 -msse/-msse2/-msse3.
15659 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15661 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
15662 __builtin_ia32_vec_set_v2di with MASK_64BIT.
15664 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
15667 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
15668 * targhooks.h (default_mangle_decl_assembler_name): Declare
15670 * targhooks.c (default_mangle_decl_assembler_name): Define
15672 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
15674 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
15675 * langhooks.c (lhd_set_decl_assembler_name): Call
15676 targetm.mangle_decl_assembler_name for names with global scope.
15678 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
15680 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
15681 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
15683 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
15684 New. Factored out of i386_pe_encode_section_info.
15685 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
15686 Move check for prior decoration of stdcall
15687 symbols to i386_pe_encode_section_info.
15688 (i386_pe_encode_section_info): Adjust call to
15689 gen_stdcall_or_fastcall_suffix. Use
15690 i386_pe_maybe_mangle_decl_assembler_name, if needed.
15691 (i386_pe_mangle_decl_assembler_name): New. Wrap
15692 i386_pe_maybe_mangle_decl_assembler_name.
15694 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15696 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
15697 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
15698 * langhooks.c (get_signed_or_unsigned_type): Don't check for
15699 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
15700 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
15703 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
15704 Nigel Stephens <nigel@mips.com>
15705 Richard Sandiford <richard@codesourcery.com>
15707 Fix up MIPS16 hard float and add support for complex.
15709 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
15710 (TARGET_SOFT_FLOAT_ABI): New.
15711 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
15712 __mips_soft_float to reflect the ABI in use, not whether the
15713 FPU is directly accessible (e.g., in MIPS16 mode).
15714 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
15715 (UNITS_PER_FPVALUE): Likewise.
15717 * config/mips/mips.c (mips_expand_call): Remove redundant
15718 TARGET_MIPS16 check.
15719 (mips_arg_regno): New.
15720 (function_arg_advance): When setting bits in cum->fp_code for
15721 MIPS16, don't subtract 1 from cum->arg_number, since it is now
15723 (function_arg): Use mips_arg_regno.
15724 (mips_return_mode_in_fpr_p): New.
15725 (mips16_call_stub_mode_suffix): New.
15726 (mips16_cfun_returns_in_fpr_p): New.
15727 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
15728 (mips_output_function_prologue): Test mips16_hard_float, not
15729 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
15730 (mips_expand_epilogue): Call MIPS16 helper routines to copy
15731 return value into a floating-point register.
15732 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
15733 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
15734 (mips16_fp_args): Handle MIPS32r2 ISA which supports
15735 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
15736 word of double arguments from or to the high bits of 64-bit
15737 floating point registers.
15738 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
15739 (mips16_fpret_double): New helper function.
15740 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
15741 support for complex modes. Fill in DECL_RESULT for stubdecl.
15742 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
15744 * config/mips/mips16.S
15745 (RET, ARG1, ARG2): New.
15746 (MERGE_GPRf, MERGE_GPRt): New.
15747 (DELAYt, DELAYf): New.
15748 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
15749 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
15750 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
15751 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
15752 (SFOP): Renamed to...
15753 (OPSF3): This, and macro-ified. Updated all uses.
15754 (SFOP2): Renamed to...
15755 (OPSF2): This, and macro-ified. Updated all uses.
15756 (SFCMP): Renamed to...
15757 (CMPSF): This, and macro-ified. Updated all uses.
15758 (SFREVCMP): Renamed to...
15759 (REVCMPSF): This, and macro-ified. Updated all uses.
15760 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
15761 (LDDBL1, LDDBL2, RETDBL): Deleted.
15762 (DFOP): Renamed to...
15763 (OPDF3): This, and macro-ified. Updated all uses.
15764 (DFOP2): Renamed to...
15765 (OPDF2): This, and macro-ified. Updated all uses.
15766 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
15767 (DFCMP): Renamed to...
15768 (CMPDF): This, and macro-ified. Updated all uses.
15769 (DFREVCMP): Renamed to...
15770 (REVCMPDF): This, and macro-ified. Updated all uses.
15771 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
15772 (RET_FUNCTION): New.
15773 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
15774 (__mips16_ret_sc, __mips16_ret_dc): New.
15775 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
15776 STUB_ARGS_6, STUB_ARGS_10): New.
15777 (CALL_STUB_NO_RET): New.
15778 (__mips16_call_stub_1): Macro-ified.
15779 (__mips16_call_stub_5): Macro-ified.
15780 (__mips16_call_stub_2): Macro-ified.
15781 (__mips16_call_stub_6): Macro-ified.
15782 (__mips16_call_stub_9): Macro-ified.
15783 (__mips16_call_stub_10): Macro-ified.
15784 (CALL_STUB_RET): New.
15785 (__mips16_call_stub_sf_0): Macro-ified.
15786 (__mips16_call_stub_sf_1): Macro-ified.
15787 (__mips16_call_stub_sf_5): Macro-ified.
15788 (__mips16_call_stub_sf_2): Macro-ified.
15789 (__mips16_call_stub_sf_6): Macro-ified.
15790 (__mips16_call_stub_sf_9): Macro-ified.
15791 (__mips16_call_stub_sf_10): Macro-ified.
15792 (__mips16_call_stub_df_0): Macro-ified.
15793 (__mips16_call_stub_df_1): Macro-ified.
15794 (__mips16_call_stub_df_5): Macro-ified.
15795 (__mips16_call_stub_df_2): Macro-ified.
15796 (__mips16_call_stub_df_6): Macro-ified.
15797 (__mips16_call_stub_df_9): Macro-ified.
15798 (__mips16_call_stub_df_10): Macro-ified.
15799 (__mips16_call_stub_sc_0): New.
15800 (__mips16_call_stub_sc_1): New.
15801 (__mips16_call_stub_sc_5): New.
15802 (__mips16_call_stub_sc_2): New.
15803 (__mips16_call_stub_sc_6): New.
15804 (__mips16_call_stub_sc_9): New.
15805 (__mips16_call_stub_sc_10): New.
15806 (__mips16_call_stub_dc_0): New.
15807 (__mips16_call_stub_dc_1): New.
15808 (__mips16_call_stub_dc_5): New.
15809 (__mips16_call_stub_dc_2): New.
15810 (__mips16_call_stub_dc_6): New.
15811 (__mips16_call_stub_dc_9): New.
15812 (__mips16_call_stub_dc_10): New.
15814 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
15815 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
15816 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
15818 2007-05-23 Ian Lance Taylor <iant@google.com>
15820 * doc/invoke.texi (Invoking GCC): Document that the order of the
15823 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
15826 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
15827 * config/score/predicate.md (const_pow2, const_npow2): Remove.
15828 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
15832 * config/score/score.c (score_print_operand): Make sure that only
15833 lower bits are used.
15835 2007-05-22 Ian Lance Taylor <iant@google.com>
15837 * tree-vrp.c (avoid_overflow_infinity): New static function,
15838 broken out of set_value_range_to_value.
15839 (set_value_range_to_value): Call avoid_overflow_infinity.
15840 (extract_range_from_assert): Likewise.
15842 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15844 PR middle-end/31095
15845 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
15846 change the type before looking for a COMPOUND_EXPR.
15848 2007-05-22 Ian Lance Taylor <iant@google.com>
15850 * lower-subreg.c (decompose_multiword_subregs): If we change an
15851 insn, call remove_retval_note on it.
15853 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15855 * regs.h (end_hard_regno): New function.
15856 (END_HARD_REGNO, END_REGNO): New macros.
15857 (add_to_hard_reg_set): New function.
15858 (remove_from_hard_reg_set): Likewise.
15859 (in_hard_reg_set_p): Likewise.
15860 (overlaps_hard_reg_set_p): Likewise.
15861 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
15862 (note_btr_set): Use END_HARD_REGNO.
15863 * caller-save.c (setup_save_areas): Use end_hard_regno.
15864 (mark_set_regs): Use END_HARD_REGNO.
15865 (add_stored_regs): Use end_hard_regno.
15866 (mark_referenced_regs): Use add_to_hard_reg_set.
15867 * combine.c (update_table_tick): Use END_REGNO.
15868 (record_value_for_reg): Likewise.
15869 (record_dead_and_set_regs): Likewise.
15870 (get_last_value_validate): Likewise.
15871 (use_crosses_set_p): Likewise.
15872 (reg_dead_at_p_1): Likewise.
15873 (reg_dead_at_p): Likewise.
15874 (mark_used_regs_combine): Use add_to_hard_reg_set.
15875 (move_deaths): Use END_HARD_REGNO.
15876 (reg_bitfield_target_p): Use end_hard_regno.
15877 (distribute_notes): Use END_HARD_REGNO.
15878 * cse.c (mention_regs): Use END_REGNO.
15879 (insert): Use add_to_hard_reg_set.
15880 (invalidate): Use END_HARD_REGNO.
15881 (invalidate_for_call): Likewise.
15882 (exp_equiv_p): Use END_REGNO.
15883 (cse_insn): Likewise.
15884 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
15885 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
15886 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
15887 * function.c (keep_stack_depressed): Use end_hard_regno.
15888 * global.c (global_alloc): Use end_hard_regno.
15889 (global_conflicts): Use add_to_hard_reg_set instead of
15891 (find_reg): Likewise.
15892 (mark_reg_store): Likewise.
15893 (mark_reg_conflicts): Likewise.
15894 (mark_reg_death): Use remove_from_hard_reg_set.
15895 (mark_reg_live_nc): Delete.
15896 (set_preference): Use end_hard_regno.
15897 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
15898 remove_from_hard_reg_set.
15899 (post_mark_life): Use add_to_hard_reg_set.
15900 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
15901 (reg_becomes_live): Use add_to_hard_reg_set.
15902 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
15903 (peep2_find_free_register): Use add_to_hard_reg_set.
15904 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
15905 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
15906 * regrename.c (note_sets): Use add_to_hard_reg_set.
15907 (clear_dead_regs): Use remove_from_hard_reg_set.
15908 (regrename_optimize): Use add_to_hard_reg_set.
15909 (find_oldest_value_reg): Use in_hard_reg_set_p.
15910 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
15911 (hard_reg_set_here_p): Use end_hard_regno.
15912 (decompose): Likewise.
15913 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
15914 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
15915 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
15916 (mark_home_live): Use end_hard_regno.
15917 (spill_hard_reg): Likewise.
15918 (clear_reload_reg_in_use): Likewise.
15919 * reorg.c (delete_prior_computation): Use END_REGNO.
15920 * resource.c (update_live_status): Use END_HARD_REGNO.
15921 (mark_referenced_resources): Use add_to_hard_reg_set.
15922 (mark_set_resources): Likewise.
15923 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
15924 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
15925 (reg_overlap_mentioned_p): Likewise.
15926 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
15927 (covers_regno_no_parallel_p): Use END_REGNO.
15928 (find_regno_note): Likewise.
15929 (find_reg_fusage): Use END_HARD_REGNO.
15930 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
15931 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
15933 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15935 * mode-switching.c (reg_dies): Change type of second argument to
15937 (optimize_mode_switching): Update accordingly.
15939 2007-05-22 Richard Sandiford <richard@codesourcery.com>
15941 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
15943 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
15944 (hard_reg_set_empty_p): ...these new functions.
15945 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
15946 GO_IF_HARD_REG_SUBSET.
15947 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
15948 instead of GO_IF_HARD_REG_EQUAL.
15949 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
15950 instead of GO_IF_HARD_REG_EQUAL.
15951 * global.c (find_reg): Use hard_reg_set_empty_p instead of
15952 GO_IF_HARD_REG_SUBSET.
15953 (modify_reg_pav): Use hard_reg_set_empty_p instead of
15954 GO_IF_HARD_REG_EQUAL.
15955 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
15956 of GO_IF_HARD_REG_SUBSET.
15957 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
15958 instead of GO_IF_HARD_REG_EQUAL.
15959 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
15960 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
15961 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
15962 of GO_IF_HARD_REG_SUBSET,
15963 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
15964 GO_IF_HARD_REG_SUBSET.
15965 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
15966 instead of GO_IF_HARD_REG_EQUAL.
15967 * config/sh/sh.c (push_regs, calc_live_regs): Use
15968 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
15969 (hard_regs_intersect_p): Delete.
15971 2007-05-22 Janis Johnson <janis187@us.ibm.com>
15973 * doc/sourcebuild.texi (Test Directives) Add dg-message.
15975 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
15976 Richard Henderson <rth@redhat.com>
15978 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
15980 (x86_64-*-*): Likewise.
15982 * i386/i386-modes.def (V2QI): New.
15984 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
15986 (override_options): Support SSE4.1.
15987 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
15988 (IX86_BUILTIN_BLENDPS): Likewise.
15989 (IX86_BUILTIN_BLENDVPD): Likewise.
15990 (IX86_BUILTIN_BLENDVPS): Likewise.
15991 (IX86_BUILTIN_PBLENDVB128): Likewise.
15992 (IX86_BUILTIN_PBLENDW128): Likewise.
15993 (IX86_BUILTIN_DPPD): Likewise.
15994 (IX86_BUILTIN_DPPS): Likewise.
15995 (IX86_BUILTIN_INSERTPS128): Likewise.
15996 (IX86_BUILTIN_MOVNTDQA): Likewise.
15997 (IX86_BUILTIN_MPSADBW128): Likewise.
15998 (IX86_BUILTIN_PACKUSDW128): Likewise.
15999 (IX86_BUILTIN_PCMPEQQ): Likewise.
16000 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
16001 (IX86_BUILTIN_PMAXSB128): Likewise.
16002 (IX86_BUILTIN_PMAXSD128): Likewise.
16003 (IX86_BUILTIN_PMAXUD128): Likewise.
16004 (IX86_BUILTIN_PMAXUW128): Likewise.
16005 (IX86_BUILTIN_PMINSB128): Likewise.
16006 (IX86_BUILTIN_PMINSD128): Likewise.
16007 (IX86_BUILTIN_PMINUD128): Likewise.
16008 (IX86_BUILTIN_PMINUW128): Likewise.
16009 (IX86_BUILTIN_PMOVSXBW128): Likewise.
16010 (IX86_BUILTIN_PMOVSXBD128): Likewise.
16011 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
16012 (IX86_BUILTIN_PMOVSXWD128): Likewise.
16013 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
16014 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
16015 (IX86_BUILTIN_PMOVZXBW128): Likewise.
16016 (IX86_BUILTIN_PMOVZXBD128): Likewise.
16017 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
16018 (IX86_BUILTIN_PMOVZXWD128): Likewise.
16019 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
16020 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
16021 (IX86_BUILTIN_PMULDQ128): Likewise.
16022 (IX86_BUILTIN_PMULLD128): Likewise.
16023 (IX86_BUILTIN_ROUNDPD): Likewise.
16024 (IX86_BUILTIN_ROUNDPS): Likewise.
16025 (IX86_BUILTIN_ROUNDSD): Likewise.
16026 (IX86_BUILTIN_ROUNDSS): Likewise.
16027 (IX86_BUILTIN_PTESTZ): Likewise.
16028 (IX86_BUILTIN_PTESTC): Likewise.
16029 (IX86_BUILTIN_PTESTNZC): Likewise.
16030 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
16031 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
16032 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
16033 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
16034 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
16035 (bdesc_ptest): New.
16036 (bdesc_sse_3arg): Likewise.
16037 (bdesc_2arg): Likewise.
16038 (bdesc_1arg): Likewise.
16039 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
16041 (ix86_expand_sse_4_operands_builtin): New.
16042 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
16043 smaller than 8 bits as the 2nd arg.
16044 (ix86_expand_sse_ptest): New.
16045 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
16046 (ix86_expand_vector_set): Support SSE4.1.
16047 (ix86_expand_vector_extract): Likewise.
16049 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16050 __SSE4_1__ for -msse4.1.
16052 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
16053 (UNSPEC_INSERTPS): Likewise.
16054 (UNSPEC_DP): Likewise.
16055 (UNSPEC_MOVNTDQA): Likewise.
16056 (UNSPEC_MPSADBW): Likewise.
16057 (UNSPEC_PHMINPOSUW): Likewise.
16058 (UNSPEC_PTEST): Likewise.
16059 (UNSPEC_ROUNDP): Likewise.
16060 (UNSPEC_ROUNDS): Likewise.
16062 * config/i386/i386.opt (msse4.1): New for SSE4.1.
16064 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
16065 (const_pow2_1_to_32768_operand): Likewise.
16067 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
16070 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
16072 (sse4_1_insertps): Likewise.
16073 (*sse4_1_extractps): Likewise.
16074 (sse4_1_ptest): Likewise.
16075 (sse4_1_mulv2siv2di3): Likewise.
16076 (*sse4_1_mulv4si3): Likewise.
16077 (*sse4_1_smax<mode>3): Likewise.
16078 (*sse4_1_umax<mode>3): Likewise.
16079 (*sse4_1_smin<mode>3): Likewise.
16080 (*sse4_1_umin<mode>3): Likewise.
16081 (sse4_1_eqv2di3): Likewise.
16082 (*sse4_1_pinsrb): Likewise.
16083 (*sse4_1_pinsrd): Likewise.
16084 (*sse4_1_pinsrq): Likewise.
16085 (*sse4_1_pextrb): Likewise.
16086 (*sse4_1_pextrb_memory): Likewise.
16087 (*sse4_1_pextrw_memory): Likewise.
16088 (*sse4_1_pextrq): Likewise.
16089 (sse4_1_blendpd): Likewise.
16090 (sse4_1_blendps): Likewise.
16091 (sse4_1_blendvpd): Likewise.
16092 (sse4_1_blendvps): Likewise.
16093 (sse4_1_dppd): Likewise.
16094 (sse4_1_dpps): Likewise.
16095 (sse4_1_movntdqa): Likewise.
16096 (sse4_1_mpsadbw): Likewise.
16097 (sse4_1_packusdw): Likewise.
16098 (sse4_1_pblendvb): Likewise.
16099 (sse4_1_pblendw): Likewise.
16100 (sse4_1_phminposuw): Likewise.
16101 (sse4_1_extendv8qiv8hi2): Likewise.
16102 (*sse4_1_extendv8qiv8hi2): Likewise.
16103 (sse4_1_extendv4qiv4si2): Likewise.
16104 (*sse4_1_extendv4qiv4si2): Likewise.
16105 (sse4_1_extendv2qiv2di2): Likewise.
16106 (*sse4_1_extendv2qiv2di2): Likewise.
16107 (sse4_1_extendv4hiv4si2): Likewise.
16108 (*sse4_1_extendv4hiv4si2): Likewise.
16109 (sse4_1_extendv2hiv2di2): Likewise.
16110 (*sse4_1_extendv2hiv2di2): Likewise.
16111 (sse4_1_extendv2siv2di2): Likewise.
16112 (*sse4_1_extendv2siv2di2): Likewise.
16113 (sse4_1_zero_extendv8qiv8hi2): Likewise.
16114 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
16115 (sse4_1_zero_extendv4qiv4si2): Likewise.
16116 (*sse4_1_zero_extendv4qiv4si2): Likewise.
16117 (sse4_1_zero_extendv2qiv2di2): Likewise.
16118 (*sse4_1_zero_extendv2qiv2di2): Likewise.
16119 (sse4_1_zero_extendv4hiv4si2): Likewise.
16120 (*sse4_1_zero_extendv4hiv4si2): Likewise.
16121 (sse4_1_zero_extendv2hiv2di2): Likewise.
16122 (*sse4_1_zero_extendv2hiv2di2): Likewise.
16123 (sse4_1_zero_extendv2siv2di2): Likewise.
16124 (*sse4_1_zero_extendv2siv2di2): Likewise.
16125 (sse4_1_roundpd): Likewise.
16126 (sse4_1_roundps): Likewise.
16127 (sse4_1_roundsd): Likewise.
16128 (sse4_1_roundss): Likewise.
16129 (mulv4si3): Don't expand for SSE4.1.
16130 (smax<mode>3): Likewise.
16131 (umaxv4si3): Likewise.
16132 (uminv16qi3): Likewise.
16133 (umin<mode>3): Likewise.
16134 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
16136 * doc/extend.texi: Document SSE4.1 built-in functions.
16138 * doc/invoke.texi: Document -msse4.1.
16140 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
16142 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
16143 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
16144 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
16145 (ASM_SPEC): Add asm_pcrel_spec.
16146 (EXTRA_SPECS): Add asm_pcrel_spec.
16148 2007-05-21 David Daney <ddaney@avtrex.com>
16150 * doc/install.texi (Building a cross compiler): Add requirements
16151 for Java cross compiler.
16153 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16155 PR middle-end/31995
16156 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
16157 Add loopno argument. Use evolution_function_is_invariant_rec_p
16158 instead of evolution_function_is_constant_p.
16159 Update calls to evolution_function_is_affine_multivariate_p.
16160 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
16161 Add loopno argument.
16162 * tree-scalar-evolution.c (gather_chrec_stats): Call
16163 evolution_function_is_affine_multivariate_p with a loop
16165 * tree-data-ref.c (analyze_miv_subscript): Likewise.
16166 (analyze_overlapping_iterations): Likewise.
16167 (access_functions_are_affine_or_constant_p): Likewise.
16168 (build_classic_dist_vector_1): If the access functions
16169 are equal, don't do anything.
16171 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
16172 Paolo Carlini <pcarlini@suse.de>
16173 Uros Bizjak <ubizjak@gmail.com>
16175 * c-cppbuiltin.c (c_cpp_builtins): Define
16176 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
16177 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
16178 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
16179 * doc/cpp.texi ([Standard Predefined Macros]): Document.
16181 2007-05-21 Mike Stump <mrs@apple.com>
16183 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
16185 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16187 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
16189 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
16190 implementation if __OPTIMIZE__ is not defined.
16191 (_mm_alignr_pi8): Ditto.
16192 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
16193 (_mm_inserti_si64): Ditto.
16194 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
16195 (_mm_slli_epi16): Ditto.
16196 (_mm_slli_epi32): Ditto.
16197 (_mm_slli_epi64): Ditto.
16198 (_mm_srai_epi16): Ditto.
16199 (_mm_srai_epi32): Ditto.
16200 (_mm_srli_si128): Ditto.
16201 (_mm_slli_si128): Ditto.
16202 (_mm_srli_epi16): Ditto.
16203 (_mm_srli_epi32): Ditto.
16204 (_mm_srli_epi64): Ditto.
16205 (_mm_extract_epi16): Ditto.
16206 (_mm_insert_epi16): Ditto.
16207 (_mm_shufflehi_epi16): Ditto.
16208 (_mm_shufflelo_epi16): Ditto.
16209 (_mm_shuffle_epi32): Ditto.
16210 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
16211 (_m_pextrw): Ditto.
16212 (_mm_insert_pi16): Ditto.
16213 (_m_pinsrw): Ditto.
16214 (_mm_shuffle_pi16): Ditto.
16215 (_m_pshufw): Ditto.
16216 (_mm_shufle_ps): Ditto.
16217 (_mm_prefetch): Ditto.
16219 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
16221 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
16222 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
16223 * real.c (encode_i370_single, decode_i370_single,
16224 encode_i370_double, decode_i370_double): Functions removed.
16225 (i370_single_format, i370_double_format): Initializations removed.
16226 (real_maxval, round_for_format, exact_real_truncate, significand_size):
16227 Consider the log2_b field to always be one.
16228 (ieee_single_format, mips_single_format, coldfire_single_format,
16229 ieee_double_format, mips_double_format, coldfire_double_format,
16230 ieee_extended_motorola_format, ieee_extended_intel_96_format,
16231 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
16232 ibm_extended_format, mips_extended_format, ieee_quad_format,
16233 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
16234 decimal_single_format, decimal_double_format, decimal_quad_format,
16235 c4x_single_format, c4x_extended_format, real_internal_format): Remove
16236 initialization of log2_b.
16237 * real.h (i370_single_format, i370_double_format): Declarations
16239 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
16240 field to always be one.
16242 2007-05-21 Andreas Schwab <schwab@suse.de>
16244 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
16245 NOTE_INSN_BASIC_BLOCK_P.
16246 (process_for_unwind_directive): Likewise.
16248 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
16250 * builtins.c (expand_builtin_setjmp_setup): Update comment.
16251 * function.h (struct function): Move va_list_gpr_size,
16252 va_list_fpr_size, function_frequency to front of bitfields. Add
16254 (current_function_calls_unwind_init): New.
16255 * except.c (expand_builtin_unwind_init): Set
16256 current_function_calls_unwind_init not
16257 current_function_has_nonlocal_label.
16258 * reload1.c (has_nonexceptional_receiver): New.
16259 (reload): Use it and current_function_calls_unwind_init to
16260 determine whether call-saved regs must be saved.
16262 2007-05-20 Jan Hubicka <jh@suse.cz>
16264 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
16265 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16266 * ddg.c (create_ddg): LIkewise.
16267 * final.c (final): Remove hunk moving line number notes around since
16268 they are no longer present at this stage.
16269 (final_scan_insn): Use NOTE_KIND instead of
16270 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16271 (output_asm_label): Likewise.
16272 * reorg.c (dbr_schedule): Likewise.
16273 * haifa-sched.c (unlink_other_notes): Likewise.
16274 * mode-switching.c (optimize_mode_switching): Likewise.
16275 * graph.c (start_bb): Likewise.
16276 * rtl.def (NOTE): Update description.
16277 * jump.c (squeeze_notes): Delete.
16278 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
16279 NOTE_INSN_BASIC_BLOCK_P when possible.
16280 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
16281 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
16282 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16283 (dwarf2out_var_location): Likewise.
16284 * cfgbuild.c (make_edges): Likewise.
16285 (find_basic_blocks_1): Likewise.
16286 * function.c (reorder_blocks_1): Likewise.
16287 (epilogue_done): Likewise.
16288 (reposition_prologue_and_epilogue_notes): Likewise.
16289 * print-rtl.c (print_rtx): Likewise; drop code for printing
16291 (print_rtl): Likewise.
16292 (print_rtl_single): Likewise.
16293 * gcse.c (insert_insn_start_bb): Likewise.
16294 * alias.c (init_alias_analysis): Likewise.
16295 * calls.c (fixup_tail_calls): Likewise.
16296 * except.c (sjlj_emit_function_enter): Likewise.
16297 * emit-rtl.c (add_insn_after): Likeiwse.
16298 (emit_label_before): Likewise.
16299 (emit_label_after): Likewise.
16300 (emit_note_before, emit_note_after, emit_note): Update
16301 parameter to be enum insn_note; do not deal with source
16303 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
16304 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
16306 (merge_blocks_move_successor_nojumps): Simplify now when
16307 we don't have BLOCK notes.
16308 (try_optimize_cfg): Likewise.
16309 * cfglayout.c (skip_insns_after_block): Likewise.
16310 (record_effective_endpoints): Likewise.
16311 (duplicate_insn_chain): Likewise.
16312 * varasm.c (output_constant_pool_1): Likewise.
16313 * sched-deps.c (sched_analyze): Likewise.
16314 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
16316 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
16317 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
16318 (SET_INSN_DELETED): Simplify.
16319 (NOTE_LINE_NUMBER): Exterminate.
16320 (NOTE_LINE_KIND): New.
16321 (NOTE_INSN_BASIC_BLOCK_P): Update.
16322 (enum insn_note): Simplify.
16323 (GET_NOTE_INSN_NAME) Simplify.
16324 (emit_note_before, emit_note_after, emit_note): Update prototype.
16325 (squeeze_notes): Remove.
16326 * sched-int.h (NOTE_NOT_BB_P): Update.
16327 * resource.c (mark_target_live_regs): Update.
16328 * sched-rgn.c (debug_dependencies): Update.
16329 * sched-vis.c (print_insn): Update.
16330 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
16331 * config/i386/i386.c (ix86_output_function_epilogue): Update.
16332 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
16333 (TARGET_ADJUST_UNROLL_MAX): Likewise.
16334 (split_branches): Update.
16335 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
16337 (sh_adjust_unroll_max): Exterminate.
16338 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
16339 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
16340 (m68hc11_reorg): Likewise.
16341 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
16342 (emit_predicate_relation_info): Update.
16343 (process_for_unwind_directive): Update.
16344 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
16345 (output_call): Update.
16346 * config/pa/pa.c (output_lbranch): Update.
16347 (output_millicode_call): Update.
16348 (output_call): Update.
16349 (pa_combine_instructions): Update.
16350 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
16351 * config/bfin/bfin.c (gen_one_bundle): Update.
16352 * cfgrtl.c (can_delete_note_p): Update.
16353 (delete_insn): Update.
16354 (rtl_merge_blocks): Update.
16355 (commit_one_edge_insertion): Update.
16356 (rtl_verify_flow_info): Update.
16357 * stmt.c (expand_case): Do not call squeeze_notes.
16359 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16366 * c.opt (Wtype-limits): New.
16367 * doc/invoke.texi (Wtype-limits): Document it.
16368 (Wextra): Enabled by -Wextra.
16369 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16370 * c-common.c (shorten_compare): Warn with Wtype-limits.
16372 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
16374 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
16375 inlined function, not as a macro.
16376 (_mm_alignr_pi8): Ditto.
16377 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
16378 (_mm_inserti_si64): Ditto.
16379 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
16380 (_mm_extract_epi16): Ditto.
16381 (_mm_insert_epi16): Ditto.
16382 (_mm_shufflehi_epi16): Ditto.
16383 (_mm_shufflelo_epi16): Ditto.
16384 (_mm_shuffle_epi32): Ditto.
16385 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
16386 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
16388 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
16390 (_m_to_float): Use C89 compatible assignment.
16392 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
16395 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
16397 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16400 * doc/invoke.texi (Wreturn-type): Complete description.
16401 (Wextra): Delete item about return-type warning.
16402 * c-decl.c: Delete redundant Wextra warning.
16404 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
16407 * config/i386/pmmintrin.h: Do not include xmmintrin.h
16408 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
16409 inlined function, not as a macro.
16410 (_mm_prefetch): Ditto.
16411 (_m_pextrw): Ditto.
16412 (_mm_insert_pi16): Ditto.
16413 (_m_pinsrw): Ditto.
16414 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
16415 (_m_pshufw): Ditto. Add const to __N argument.
16416 (_mm_shufle_ps): Ditto. Add const to __mask argument.
16417 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
16418 (_mm_slli_epi32): Ditto.
16419 (_mm_srli_si128): Implement as always inlined function, not as a
16420 macro. Add __inline to function declaration.
16421 (_mm_slli_si128): Ditto.
16423 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
16425 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
16426 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
16428 (struct fenv): New structure.
16429 (FP_HANDLE_EXCEPTIONS): New define.
16430 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
16431 (_FP_DECL_EXP): New define.
16432 (FP_INIT_ROUNDMODE): New define.
16433 (FP_ROUNDMODE): New define.
16435 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16437 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
16438 (Wconversion): Update description.
16439 (Wconversion-sign): New.
16440 * c.opt (Wconversion-sign): New.
16441 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
16442 means disabled for C++. Otherwise, take the status of Wconversion.
16443 * c-common.c (conversion_warning): Warn with either Wconversion or
16445 (warnings_for_convert_and_check): Conditions are already checked by
16446 conversion_warning.
16447 (convert_and_check): Don't check warnings if the conversion failed.
16449 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
16450 Anatoly Sokolov <aesok@dol.ru>
16452 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
16453 avr_epilogue_uses) : Add declaration.
16454 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
16455 * config/avr/constraints.md (R): New constraint.
16456 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
16457 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
16458 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
16459 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
16460 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
16461 call_prologue_saves, epilogue_restores, return_from_epilogue,
16462 return_from_main_epilogue, return_from_interrupt_epilogue,
16463 return_from_naked_epilogue, prologue, epilogue): New patterns.
16464 (jump): Handle symbol reference.
16465 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
16466 avr_output_function_prologue, avr_output_function_epilogue): Remove
16468 (avr_init_machine_status, expand_prologue, expand_epilogue,
16469 avr_asm_function_end_prologue, avr_epilogue_uses,
16470 avr_asm_function_begin_epilogue): New functions.
16471 (prologue_size, epilogue_size, jump_tables_size): Remove global
16473 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
16474 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
16475 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
16476 (avr_override_options): Initialise init_machine_status.
16477 (output_movhi): Handle all stack pointer loads.
16478 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
16479 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
16480 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
16481 (EPILOGUE_USES) Redefine.
16482 (machine_function) Declare.
16484 2007-05-19 Richard Sandiford <richard@codesourcery.com>
16486 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
16487 Use a single return statement.
16489 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16491 PR middle-end/30250
16492 * builtins.c (do_mpfr_lgamma_r): New.
16493 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
16494 * tree.h (CASE_FLT_FN_REENT): New.
16496 2007-05-18 Geoffrey Keating <geoffk@apple.com>
16498 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
16499 (output_die): Use 'unsigned long' with %x.
16500 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
16501 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
16502 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
16504 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
16506 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
16511 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
16512 true if function has no argument.
16514 2007-05-18 DJ Delorie <dj@redhat.com>
16516 * config/mips/mips.c (mips_offset_within_alignment_p): New.
16517 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
16519 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16521 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
16522 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
16523 count_trailing_zeros.
16524 (__i386__): Implement count_leading_zeros using __builtin_clz().
16525 Implement count_trailing_zeros usign __builtin_ctz().
16527 2007-05-18 Richard Sandiford <richard@codesourcery.com>
16529 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
16531 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16533 PR middle-end/31344
16534 * expr.c (emit_move_change_mode): Change mode of push operands here.
16536 2007-05-17 Ian Lance Taylor <iant@google.com>
16538 PR tree-optimization/31953
16539 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
16540 Change all callers.
16541 (set_value_range_to_null): Call set_value_range_to_value.
16542 (extract_range_from_comparison): Likewise.
16544 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16546 * toplev.c (print_version): Output GMP/MPFR version info.
16548 * builtins.c (CASE_MATHFN_REENT): New macro.
16549 (mathfn_built_in): Use it.
16550 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
16551 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
16552 BUILT_IN_LGAMMAL_R): New.
16553 * doc/extend.texi: Document new builtins.
16555 PR middle-end/31796
16556 * builtins.c (do_mpfr_remquo): New.
16557 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
16558 (fold_builtin_3): Handle BUILT_IN_REMQUO.
16560 PR middle-end/30251
16561 * builtins.c (fold_builtin_1): Handle y0, y1.
16562 (fold_builtin_2): Handle yn.
16564 PR middle-end/30251
16565 * builtins.c (do_mpfr_bessel_n): New.
16566 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
16567 (fold_builtin_2): Handle BUILT_IN_JN.
16569 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
16572 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
16573 TYPE_PRECISION (intmax_type_node).
16575 2007-05-17 Steve Ellcey <sje@cup.hp.com>
16578 * reload.c (subst_reloads): Remove checking.
16580 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16582 PR rtl-optimization/31691
16583 * combine.c (simplify_set): Build a new src pattern instead of
16584 substituting its operands in the COMPARE case.
16586 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
16588 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
16589 (execute_vrp): Preserve loops through jump threading.
16590 * tree-ssa-threadupdate.c (thread_single_edge,
16591 dbds_continue_enumeration_p, determine_bb_domination_status,
16592 thread_through_loop_header): New functions.
16593 (create_edge_and_update_destination_phis,
16594 create_edge_and_update_destination_phis): Set loops for the new blocks.
16595 (prune_undesirable_thread_requests): Removed.
16596 (redirect_edges): Do not pretend that redirect_edge_and_branch can
16598 (thread_block): Do not call prune_undesirable_thread_requests.
16600 (mark_threaded_blocks): Select edges to thread here.
16601 (thread_through_all_blocks): Take may_peel_loop_headers argument.
16602 Thread edges through loop headers independently.
16603 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
16604 * tree-pass.h (TODO_mark_first_instance): New.
16605 (first_pass_instance): Declare.
16606 * cfghooks.c (duplicate_block): Put the block to the original loop
16607 if copy is not specified.
16608 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
16609 jump threading. Pass may_peel_loop_headers to
16610 thread_through_all_blocks according to first_pass_instance.
16611 * cfgloop.h (create_preheader): Declare.
16612 * tree-flow.h (thread_through_all_blocks): Declaration changed.
16613 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
16614 * passes.c (first_pass_instance): New variable.
16615 (next_pass_1): Set TODO_mark_first_instance.
16616 (execute_todo): Set first_pass_instance.
16618 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
16620 PR tree-optimization/24659
16621 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
16622 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
16623 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
16624 OTI_vec_pack_ufix_trunc.
16625 (vec_unpacks_float_hi_optab): Define new macro.
16626 (vec_unpacks_float_lo_optab): Ditto.
16627 (vec_unpacku_float_hi_optab): Ditto.
16628 (vec_unpacku_float_lo_optab): Ditto.
16629 (vec_pack_sfix_trunc_optab): Ditto.
16630 (vec_pack_ufix_trunc_optab): Ditto.
16631 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
16632 and vec_pack_[s|u]fix_trunc_optab using
16633 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
16634 * tree-vectorizer.c (supportable_widening_operation): Handle
16635 FLOAT_EXPR and CONVERT_EXPR. Update comment.
16636 (supportable_narrowing_operation): New function.
16637 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
16638 * tree-vect-transform.c (vectorizable_conversion): Handle
16639 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16640 (vect_gen_widened_results_half): Move before vectorizable_conversion.
16641 (vectorizable_type_demotion): Call supportable_narrowing_operation()
16642 to check for target support.
16643 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
16644 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
16645 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
16646 for VEC_PACK_FIX_TRUNC_EXPR.
16647 (expand_binop): Special case mode of the result for
16648 vec_pack_[u|s]fix_trunc_optab.
16649 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
16650 vec_pack_[u|s]fix_trunc_optab.
16652 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
16653 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
16654 * tree-pretty-print.c (dump_generic_node): Handle
16655 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
16656 VEC_PACK_FIX_TRUNC_EXPR.
16658 * expr.c (expand_expr_real_1): Ditto.
16659 * tree-inline.c (estimate_num_insns_1): Ditto.
16660 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16662 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
16663 (vec_unpacks_float_lo_v8hi): Ditto.
16664 (vec_unpacku_float_hi_v8hi): Ditto.
16665 (vec_unpacku_float_lo_v8hi): Ditto.
16666 (vec_unpacks_float_hi_v4si): Ditto.
16667 (vec_unpacks_float_lo_v4si): Ditto.
16668 (vec_pack_sfix_trunc_v2df): Ditto.
16670 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
16672 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
16673 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
16674 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
16675 [vec_pack_ufix_trunc]: Ditto.
16676 [vec_unpacks_float_hi]: Ditto.
16677 [vec_unpacks_float_lo]: Ditto.
16678 [vec_unpacku_float_hi]: Ditto.
16679 [vec_unpacku_float_lo]: Ditto.
16681 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
16683 * soft-fp/README: Update for new files.
16684 * soft-fp/floattisf.c: New file.
16685 * soft-fp/floattidf.c: New file.
16686 * soft-fp/floattitf.c: New file.
16687 * soft-fp/floatuntisf.c: New file.
16688 * soft-fp/floatuntidf.c: New file.
16689 * soft-fp/floatuntitf.c: New file.
16690 * soft-fp/fixsfti.c: New file.
16691 * soft-fp/fixdfti.c: New file.
16692 * soft-fp/fixtfti.c: New file.
16693 * soft-fp/fixunssfti.c: New file.
16694 * soft-fp/fixunsdfti.c: New file.
16695 * soft-fp/fixunstfti.c: New file.
16696 * soft-fp/extendxftf.c: New file.
16697 * soft-fp/trunctfxf.c: New file.
16699 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
16700 (__trunctfxf2): Ditto.
16702 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
16703 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
16704 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
16705 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
16706 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
16707 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
16709 * config/i386/t-fprules-softfp64: New file.
16710 * config/i386/sfp-machine.h: New file.
16711 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
16712 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
16713 and soft-fp/t-softfp to tmake_file.
16714 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
16715 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
16717 * config/i386/t-linux64 (softfp_wrap_start): New.
16718 (softfp_wrap_end): New.
16719 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
16720 supported for TARGET_64BIT.
16722 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16724 * c-common.c (c_common_signed_or_unsigned_type): Emulate
16725 c_common_unsigned_type behavior.
16727 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
16729 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
16732 2007-05-16 Eric Christopher <echristo@apple.com>
16734 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
16735 saving after stack push. Set sp_offset whenever we push.
16736 (rs6000_emit_epilogue): Move altivec register restore before
16739 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16741 * configure.ac: Allow sysroots to be relocated under $prefix as
16742 well as $exec_prefix.
16743 * configure: Regenerate.
16745 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16749 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16751 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16752 (gcc_tooldir): Likewise.
16753 * configure: Regenerate.
16754 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16755 old configure.ac gcc_tooldir setting.
16756 (prefix_to_exec_prefix): New variable.
16757 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16758 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16760 2007-05-14 Janis Johnson <janis187@us.ibm.com>
16762 * c-typeck.c (build_binary_op): Return early for error.
16764 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
16766 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
16767 struct nb_iter_bound.
16768 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
16769 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
16770 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
16771 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
16772 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
16773 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
16774 (del_scev_info): Use ggc_free.
16775 (scev_initialize): Allocate scalar_evolution_info in gc memory.
16776 * loop-init.c: Include ggc.h.
16777 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
16778 (loop_optimizer_finalize): Use ggc_free.
16779 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
16780 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
16781 pass_iv_optimize): Add TODO_ggc_collect.
16782 * function.h (struct function): Remove skip marker from
16784 * cfgloop.c: Include ggc.h.
16785 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
16787 (establish_preds): Vector superloops is gc allocated.
16788 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
16790 (flow_loops_find): Vector larray is gc allocated.
16791 (loop_exit_free): Use ggc_free.
16792 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
16793 that head of exits list is now not a part of struct loop.
16794 (record_loop_exits): Allocate exits table in gc memory.
16795 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
16796 that head of exits list is now not a part of struct loop.
16797 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
16798 struct loop_exit): Add GTY marker.
16799 (struct loop): Add GTY marker. Make superloops vector gc allocated.
16800 Add skip marker to aux field. Make head of exits list a separate
16802 (struct loops): Add GTY marker. Make larray vector gc allocated.
16803 Add param marker to exits table.
16804 (get_loops): Type changed.
16805 * Makefile.in (tree-scalar-evolution.o): Add
16806 gt-tree-scalar-evolution.h dependency.
16807 (cfgloop.o, loop-init.o): Add ggc.h dependency.
16808 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
16809 * basic-block.h (struct basic_block_def): Remove skip marker from
16812 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
16814 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
16815 of 0 in the call to expand_expr().
16816 (expand_builtin_mathfn_3): Ditto.
16817 (expand_builtin_interclass_mathfn): Ditto.
16818 (expand_builtin_cexpi): Ditto.
16819 (expand_builtin_int_roundingfn): Ditto.
16820 (expand_builtin_int_roundingfn_2): Ditto.
16821 (expand_builtin_pow): Ditto.
16822 (expand_builtin_powi): Ditto.
16823 (expand_builtin_bswap): Ditto.
16824 (expand_builtin_unop): Ditto.
16825 (expand_builtin_fabs): Ditto.
16826 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
16827 the call to expand_expr().
16828 (expand_builtin_sync_operation): Ditto.
16829 (expand_builtin_compare_and_swap): Ditto.
16830 (expand_builtin_lock_test_and_set): Ditto.
16831 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
16832 instead of 0 in the call to expand_expr().
16833 (expand_builtin_extract_return_addr): Ditto.
16834 (expand_builtin_eh_return): Ditto.
16835 (expand_eh_return): Ditto.
16836 * explow.c (expr_size): Ditto.
16837 * expr.c (optimize_bitfield_assignment_op): Ditto.
16838 (expand_assignement): Ditto.
16839 (store_expr): Ditto.
16840 (store_field): Ditto.
16841 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
16842 the call to expand_expr().
16843 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
16844 in the call to expand_expr().
16845 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
16846 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
16847 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
16849 * optabs.c (expand_vec_shift_expr): Ditto.
16850 (expand_vec_cond_expr): Ditto.
16851 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
16852 call to expand_expr().
16853 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
16854 in the call to expand_expr().
16856 2007-05-14 Dave Korn <dave.korn@artimi.com>
16858 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
16860 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
16862 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
16863 instead of c_common_unsigned_type.
16864 (c_common_unsigned_type): Remove.
16865 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
16866 c_common_unsigned_type.
16867 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
16868 c_common_unsigned_type.
16869 * c-common.h (c_common_unsigned_type): Remove.
16870 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
16871 c_common_unsigned_type.
16872 * c-format.c (check_format_types): Use unsigned_type_for instead of
16873 c_common_unsigned_type.
16874 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16875 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
16876 of c_common_unsigned_type.
16877 * convert.c (convert_to_integer): Use unsigned_type_for instead of
16878 lang_hooks.types.unsigned_type.
16879 * expmed.c (make_tree): Use unsigned_type_for instead of
16880 lang_hooks.types.unsigned_type.
16881 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
16882 lang_hooks.types.unsigned_type.
16883 (build_range_check): Likewise.
16884 (fold_unary): Likewise.
16885 (fold_binary): Likewise.
16886 (fold_ternary): Likewise.
16887 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16888 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
16889 * tree.c (get_unsigned_type): New.
16890 (unsigned_type_for): Use get_unsigned_type instead of
16891 lang_hooks.types.unsigned_type.
16893 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
16895 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
16896 to m68k_get_function_kind. Update its prototype.
16897 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
16899 (m68k_interrupt_function_p): Return enum m68k_function_type
16900 instead of bool. Rename to m68k_get_function_kind.
16901 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
16902 target is not fido.
16903 (m68k_compute_frame_layout): Don't mark any register for save
16904 if an interrupt_thread attribute is specified.
16905 (m68k_hard_regno_rename_ok): Update a use of
16906 m68k_interrupt_function_p.
16907 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
16908 m68k_interrupt_function_p.
16909 (m68k_function_type): New.
16910 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
16911 for a function with an interrupt_thread attribute.
16912 * doc/extend.texi: Document the interrupt_thread attribute.
16914 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
16916 Fix PR tree-optimization/31911
16917 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
16918 if they didn't change the expression.
16920 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
16922 * tree-scalar-evolution.c (resolve_mixers): Exported.
16923 * tree-scalar-evolution.h (resolve_mixers): Declare.
16924 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
16925 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
16926 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
16927 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
16928 init_array_ref, init_pointer_ref, analyze_indirect_ref,
16929 strip_conversion, analyze_offset_expr, address_analysis,
16930 object_analysis, analyze_offset): Removed.
16931 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
16932 split_constant_offset, canonicalize_base_object_address,
16933 object_address_invariant_in_loop_p, disjoint_objects_p,
16934 dr_may_alias_p, dr_address_invariant_p): New functions.
16935 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
16936 and dr_analyze_alias.
16937 (initialize_data_dependence_relation): Use dr_may_alias_p
16938 and object_address_invariant_in_loop_p.
16939 (compute_self_dependence): Handle the case when
16940 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
16941 (find_data_references_in_stmt): Restrict the analysis of data
16942 references to the given loop nest.
16943 (find_data_references_in_loop): Made static. Pass loop nest to
16944 find_data_references_in_stmt.
16945 (compute_data_dependences_for_loop): Use DR_VOPS.
16946 (free_data_ref): Free DR_VOPS.
16947 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
16948 (struct innermost_loop_behavior): ... new.
16949 (struct base_object_info): Replaced by ...
16950 (struct indices): ... new.
16951 (struct dr_alias): New.
16952 (enum data_ref_type): Removed.
16953 (struct data_reference): Consist of struct innermost_loop_behavior,
16954 struct indices and struct dr_alias.
16955 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
16956 (DR_MEMTAG): Renamed to ...
16957 (DR_SYMBOL_TAG): ... this.
16958 (find_data_references_in_loop): Declaration removed.
16959 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
16960 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
16961 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
16962 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
16964 2007-05-13 Revital Eres <eres@il.ibm.com>
16966 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
16967 which walks virtual def-use chains to find redundant stores.
16968 (dse_optimize_stmt): Call it.
16970 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16972 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
16973 * passes.c (init_optimization_passes): Move pass_jump_bypass
16976 * basic-block.h (bb_has_eh_pred): Fix style issue.
16978 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16980 PR rtl-optimization/31848
16981 * loop-invariant.c (move_invariant_reg): If we move an insn
16982 with a REG_EQUAL note, and that insn is not always executed,
16983 remove the REG_EQUAL note.
16985 2007-05-12 Richard Guenther <rguenther@suse.de>
16987 PR tree-optimization/31797
16988 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
16989 propagate into a stmt that has volatile ops.
16991 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16993 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16994 (gcc_tooldir): Likewise.
16995 * configure: Regenerate.
16996 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16997 old configure.ac gcc_tooldir setting.
16998 (prefix_to_exec_prefix): New variable.
16999 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
17000 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
17002 2007-05-11 Silvius Rus <rus@google.com>
17004 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
17005 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
17006 * c-common.h (strict_aliasing_warning): Change return type.
17007 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
17008 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
17009 (build_c_cast): Condition call to strict_aliasing_warning.
17010 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
17011 * flags.h (set_Wstrict_aliasing): Declare.
17012 * opts.c (set_Wstrict_alising): Define, add call to.
17013 * tree-flow.h (strict_aliasing_warning_backend): Declare.
17014 * tree-ssa-alias-warnings.c: New file.
17015 * tree-ssa-alias.c (compute_may_aliases): Add call to
17016 strict_aliasing_warning_backend.
17018 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
17020 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
17021 Use loop_depth and loop_outer accessor functions.
17022 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
17023 determine_invariantness_stmt, move_computations_stmt): Ditto.
17024 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
17025 add_loop, loopify, unloop, fix_loop_structure): Ditto.
17026 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
17027 * tree-scalar-evolution.c (interpret_loop_phi,
17028 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
17029 instantiate_parameters_1, scev_const_prop): Ditto.
17030 * cfghooks.c (make_forwarder_block): Ditto.
17031 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
17032 * modulo-sched.c (loop_canon_p): Ditto.
17033 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
17034 slpeel_can_duplicate_loop_p): Ditto.
17035 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
17036 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
17037 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
17038 cancel_loop, verify_loop_structure): Ditto.
17039 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
17040 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
17041 superloops vector instead of "pred" array.
17042 (establish_preds): Take father loop as an argument. Initialize the
17044 (flow_loop_tree_node_add): Pass father loop to establish_preds.
17045 Do not initialize loop->outer.
17046 (flow_loop_tree_node_remove): Truncate the superloops vector.
17047 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
17048 "pred" merged to "superloops" vector.
17049 (loop_depth, loop_outer): New.
17050 (fel_init): Use loop_outer.
17052 2007-05-11 Jan Hubicka <jh@suse.cz>
17054 * cgraphunit.c: Include gt-cgraphunit.h
17055 (static_ctors, static_dtors): New static vars.
17056 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
17057 based on implementation in c-common.c
17058 (cgraph_finalize_function): Call record_cdtor_fn.
17059 (cgraph_optimize): Call cgraph_build_cdtor_fns.
17060 * decl.c (finish_function): Do not call c_record_cdtor_fn.
17061 (c_write_global_declarations): Do not call c_build_cdtor_fns.
17062 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
17063 build_cdtor, c_build_cdtor_fns): Remove.
17064 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
17065 c_build_cdtor_fns): Remove prototype.
17067 2007-05-11 Paolo Carlini <pcarlini@suse.de>
17070 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
17071 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
17072 * builtins.c (fold_builtin_memchr): New.
17073 (expand_builtin_memchr): Call the latter.
17074 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
17075 * doc/extend.texi ([Other built-in functions provided by GCC]):
17078 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
17080 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
17081 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
17082 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
17083 PFPO_OP1_TYPE_SHIFT): Constants added.
17084 (DFP_ALL): Mode macro defined.
17085 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
17086 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
17087 Insn definitions added.
17088 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
17089 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
17092 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
17094 PR tree-optimization/31885
17095 * tree-chrec.c (chrec_contains_undetermined): Do not consider
17096 NULL_TREE to be undetermined.
17097 (automatically_generated_chrec_p): Return false for NULL.
17099 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
17101 * config/bfin/bfin.h (MOVE_RATIO): Define.
17103 2007-05-10 Richard Sandiford <richard@codesourcery.com>
17105 * config.gcc (sparc-wrs-vxworks): New target.
17106 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
17107 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
17108 * config/sparc/sparc.h: Include vxworks-dummy.h.
17109 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
17110 include LABEL_REFs too.
17111 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
17112 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
17114 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
17116 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
17117 (sparc_emit_call_insn): New function.
17118 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
17119 functions when generating VxWorks PIC.
17120 * config/sparc/sparc.md (vxworks_load_got): New pattern.
17121 (call, call_value): Use sparc_emit_call_insn instead of
17124 2007-05-09 Bob Wilson <bob.wilson@acm.org>
17126 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
17128 2007-05-09 Bob Wilson <bob.wilson@acm.org>
17130 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
17131 for floating-point values if HOST_BITS_PER_LONG > 32. Use
17132 split_double instead of operand_subword.
17134 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
17136 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
17137 * config/bfin/bfin.c (bfin_local_alignment): New function.
17138 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
17140 2007-05-08 Chao-ying Fu <fu@mips.com>
17142 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
17143 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
17144 (smsub_widen_optab, umsub_widen_optab): Define.
17145 * optabs.c (init_optabs): Initialize smsub_widen_optab and
17147 * genopinit.c (optabs): Fill in smsub_widen_optab and
17149 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
17150 and umsub_widen_optab to implement multiply-subtract sequences.
17151 * config/mips/mips.md (*msac<u>_di): Rename to...
17152 (<u>msubsidi4): ...this. Extend condition to include
17153 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17154 of operand 0 to "ka" and use the three-operand form of msub<u>
17156 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
17159 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17161 PR rtl-optimization/28011
17162 * reload.c (push_reload): Set dont_share if IN appears in OUT
17163 also when IN is a PLUS rtx.
17164 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
17167 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
17169 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
17170 call unshare_all_decls.
17171 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
17172 (unshare_all_decls): Remove.
17174 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
17177 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
17180 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
17181 Nigel Stephens <nigel@mips.com>
17183 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
17184 Update comments and all uses.
17185 (MIN_FPRS_PER_FMT): Define.
17186 * config/mips/mips.c (function_arg): Fix to correctly handle
17187 the -mips32r2 -mfp64 -mabi=32 case.
17188 (override_options): Enable use of odd-numbered registers for
17189 SFmode values on MIPS32.
17190 (mips_save_reg_p): Save whole floating-point register pair if
17191 either half is used.
17192 (compute_frame_size): Fix comment.
17194 2007-05-08 Jie Zhang <jie.zhang@analog.com>
17196 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
17197 argument of type bool.
17198 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
17199 argument. Safely select temporary P register according to it.
17200 (do_link): Change call site of add_to_reg accordingly.
17201 (do_unlink): Add epilogue_p as a fourth argument and pass it
17203 (expand_interrupt_handler_epilogue): Change call of do_unlink
17205 (bfin_expand_prologue): Add a third argument sibcall_p.
17206 * config/bfin/bfin.md (epilogue): Change call of
17207 bfin_expand_epilogue accordingly.
17208 (sibcall_epilogue): Likewise.
17209 (eh_return_internal): Likewise.
17211 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
17212 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
17213 * config/bfin/bfin.c (bfin_handle_option): Handle
17214 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
17215 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
17216 Support bf534, bf536 and bf561.
17217 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
17219 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
17222 * config/i386/i386.c (ix86_function_regparm): Process local
17223 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
17225 2007-05-07 Mike Stump <mrs@apple.com>
17227 * doc/invoke.texi (Warning Options): Document that -Wempty-body
17228 also checks for and while statements in C++.
17230 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
17232 * gcc.c (at_file_supplied): New variable.
17233 (main): Set it if we expanded argv.
17234 (do_spec_1): Pass an @-file to the linker if we were called with
17235 an @-file argument and HAVE_GNU_LD.
17236 * collect2.c (at_file_supplied): New variable.
17237 (response_file): New variable.
17238 (collect_exit): Unlink response_file if necessary.
17239 (handler): Likewise.
17240 (do_wait): Likewise.
17241 (main): Set at_file_supplied if we expanded argv.
17242 (collect_execute): Pass an @-file to subprocesses if we were called
17243 with an @-file argument.
17244 * configure.ac: Add define for HAVE_GNU_LD.
17245 * configure: Regenerate.
17246 * config.in: Regenerate.
17248 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
17250 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
17251 operand to HI mode.
17256 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
17258 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17259 (TARGET_ENCODE_SECTION_INFO): Re-define.
17260 (m32c_encode_section_info): New
17261 (function_vector_handler): New
17262 (current_function_special_page_vector): New
17263 (m32c_special_page_vector_p): New.
17264 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
17266 * config/m32c/jump.md: Added instruction JSRS for functions
17267 with attribute "function_vector".
17268 * doc/extend.texi (function_vector): Added description
17269 for M16C, M32C targets.
17271 2007-05-07 DJ Delorie <dj@redhat.com>
17274 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
17275 ashrpsi3, lshrpsi3): Update shift count constraint.
17277 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
17278 Nathan Froyd <froydnj@codesourcery.com>
17281 * c-incpath.c (add_path): Strip trailing path separators.
17283 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
17285 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
17286 Free dominance info before purging EH edges.
17287 (eliminate_degenerate_phis): Likewise.
17288 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
17290 2007-05-07 Jan Hubicka <jh@suse.cz>
17292 * gimplify.c (gimplify_expr): Do not crash when folding
17293 (void *)(int)&a + 4.
17295 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17298 * c-opts.c (lang_fortran): Make it non static.
17299 * c-common.h (lang_fortran): New prototype.
17300 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
17301 -lang-fortran option was passed by the driver.
17303 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
17305 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
17306 of ASSERT_CHECKING. Tweak message.
17308 2007-05-06 Revital Eres <eres@il.ibm.com>
17311 * loop-unroll.c (insert_var_expansion_initialization):
17312 Initialize the expansions with -zero instead of +zero.
17314 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
17316 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
17317 into pic and non-pic versions. Mark r19 as used for
17318 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
17319 for tgd_load, tld_load and tie_load .
17320 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
17321 version of tgd_load, tld_load and tie_load depending on the
17324 2007-05-04 Ulrich Drepper <drepper@redhat.com>
17325 Jakub Jelinek <jakub@redhat.com>
17327 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
17328 (__do_global_dtors_aux): Use more paranoid loop to run
17329 destructors if HIDDEN_DTOR_LIST_END.
17330 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
17332 2007-05-04 Jakub Jelinek <jakub@redhat.com>
17334 * varasm.c (align_variable): Don't increase alignment for
17335 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
17336 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
17338 2007-05-04 Josh Conner <jconner@apple.com>
17340 * basic-block.h (cdi_direction): Assign values to all enumeration
17342 (dom_computed): Remove.
17343 (dom_info_state): New.
17344 (set_dom_info_availability): New.
17345 * tree-ssa-loop-im.c (determine_invariantness): Initialize
17346 walk_data.dom_direction.
17347 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
17348 instead of dom_computed[].
17349 (split_edge): Likewise.
17350 (create_basic_block): Likewise.
17351 (merge_blocks): Likewise.
17352 * ifcvt.c (find_if_header): Likewise.
17353 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
17354 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
17355 * tree-ssa.c (verify_ssa): Likewise.
17356 * tree-cfg.c (tree_verify_flow_info): Likewise.
17357 (remove_edge_and_dominated_blocks): Likewise.
17358 * dominance.c (dom_computed): Make static.
17359 (calc_dfs_tree_nonrec): Change third param to a bool.
17360 (calc_dfs_tree): Change second param to a bool.
17361 (calc_idioms): Change second param to a bool. Use
17362 dom_convert_dir_to_idx.
17363 (init_dom_info): Validate dir before using.
17364 (dom_convert_dir_to_idx): New.
17365 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
17366 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
17367 (free_dominance_info): Use dom_convert_dir_to_idx.
17368 (get_immediate_dominator): Likewise.
17369 (set_immediate_dominator): Likewise.
17370 (get_dominated_by): Likewise.
17371 (redirect_immediate_dominators): Likewise.
17372 (nearest_common_denominator): Likewise.
17373 (dominated_by_p): Likewise.
17374 (bb_dom_dfs_in): Likewise.
17375 (bb_dom_dfs_out): Likewise.
17376 (recount_dominator): Likewise.
17377 (iterate_fix_dominators): Likewise.
17378 (add_to_dominance_info): Likewise.
17379 (delete_from_dominance_info): Likewise.
17380 (first_dom_son): Likewise.
17381 (next_dom_son): Likewise.
17382 (dom_info_available_p): Likewise.
17383 (dom_info_state): New.
17384 (set_dom_info_availability): New.
17386 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
17388 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
17390 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
17392 2007-05-04 Bob Wilson <bob.wilson@acm.org>
17394 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
17395 (subdi3, subdi_carry): Delete.
17397 2007-05-04 Jan Hubicka <jh@suse.cz>
17398 Richard Guenther <rguenther@suse.de>
17400 * opts.c (decode_options): Do not fiddle with inlining
17401 parameters in case of optimizing for size.
17402 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
17403 for size do nothing.
17404 (cgraph_decide_inlining_of_small_function): When optimizing for
17405 size never inline functions increasing caller size.
17406 (cgraph_early_inlining): Inline for size when optimizing for size.
17408 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
17410 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
17411 logical operations piecewise.
17412 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
17413 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
17414 subdi_sesidi_di): Delete.
17415 (add_with_carry): Produce carry in CC instead of a DREG to shorten
17416 the generated sequence. Allow three-reg add in constraints. Rewrite
17417 the rtl expression for carry to avoid zero_extend of a constant.
17418 (sub_with_carry): New pattern.
17419 (adddi3, subdi3): Change into define_expand. For subtract, generate a
17420 different sequence not involving jumps.
17421 (notbi): Now a named pattern.
17423 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
17425 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
17426 Add the note about a significant loss of accuracy of some
17427 mathematical routines when these options are used.
17429 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17431 * haifa-sched.c (rtx_vec_t): New typedef.
17432 (contributes_to_priority_p): Extract piece of priority () into new
17434 (priority): Use the function. Add assertion.
17435 (rank_for_schedule, set_priorities): Add assertion to check that
17436 insn's priority is initialized.
17437 (clear_priorities, calc_priorities): Change signature. Make it update
17438 all relevant insns. Update all callers ('add_to_speculative_block ()'
17439 and 'create_block_check_twin ()').
17440 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
17441 Add new field 'priority_status'.
17442 (INSN_PRIORITY_STATUS): New macro.
17443 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
17445 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17447 * sched-ebb.c (debug_ebb_dependencies): New static function.
17448 (init_ready_list): Use it.
17450 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
17451 with changed signature and 'debug_rgn_dependencies ()'.
17452 (debug_rgn_dependencies): New static function.
17453 (init_ready_list): Use it.
17455 * sched-int.h (debug_dependencies): Declare.
17457 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
17459 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
17461 2007-05-04 Dirk Mueller <dmueller@suse.de>
17463 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
17465 2007-05-03 Jan Hubicka <jh@suse.cz>
17467 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
17468 ((T1)X op (T1)Y), for pointer type in more cases than before.
17470 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
17472 * tree-object-size.c (plus_expr_object_size): When operand size is
17473 unknown, return unknown.
17475 2007-05-03 Dirk Mueller <dmueller@suse.de>
17477 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
17479 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
17482 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
17484 2007-05-03 Janis Johnson <janis187@us.ibm.com>
17486 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
17488 2007-05-03 Joseph Myers <joseph@codesourcery.com>
17490 * config/soft-fp/double.h, config/soft-fp/extended.h,
17491 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
17492 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
17493 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
17494 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
17497 2007-05-03 Ian Lance Taylor <iant@google.com>
17499 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
17500 MASK_PPC_GFXOPT for 8540 or 8548.
17502 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17504 * tree-vect-transform.c (vect_update_inits_of_drs): Use
17505 vect_print_dump_info() to output debug information.
17507 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17510 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
17511 operands of size 2 when operand is not MEM_P.
17513 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17515 PR tree-optimization/30565
17516 * lambda-code.c (perfect_nestify): Fix updating of dominators.
17518 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
17520 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
17521 (umulsi3_highpart): Use them.
17522 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
17523 for final accumulator to D regisster tranfser.
17525 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
17527 PR tree-optimization/31699
17528 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
17530 (vect_enhance_data_refs_alignment): Compute peel amount using
17531 TYPE_VECTOR_SUBPARTS instead of vf.
17532 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
17534 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
17537 * system.h: Remove inclusion of double-int.h
17538 * tree.h: Include double-int.h
17539 * gengtype.c: Likewise
17540 * cfgloop.h: Likewise
17541 * Makefile.in: Adjust dependencies on double-int.h
17543 2007-05-02 Eric Christopher <echristo@apple.com>
17545 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
17546 -shared to -Zdynamiclib.
17548 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
17551 * c-common.c (strip_pointer_or_array_types): New function.
17552 * c-common.h (strip_pointer_or_array_types): New function declaration.
17554 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17556 PR tree-optimization/31771
17557 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
17559 2007-05-02 Paul Brook <paul@codesourcery.com>
17561 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
17563 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
17565 PR middle-end/29715
17566 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
17569 2007-05-02 Nick Clifton <nickc@redhat.com>
17571 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
17573 2007-05-02 Richard Guenther <rguenther@suse.de>
17575 PR tree-optimization/31146
17576 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
17577 argument, single_use_p. If we have a single use that is
17578 a conversion to the definition rhs type, propagate that rhs.
17579 (forward_propagate_addr_expr): Pass single_use_p argument
17580 to forward_propagate_addr_expr_1.
17582 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
17584 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
17587 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17589 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
17590 'AMD Family 10 core'.
17592 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17594 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
17595 and athlon64-sse3 as improved versions of k8, opteron and athlon64
17596 with SSE3 instruction set support.
17597 * doc/invoke.texi: Likewise.
17599 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17601 * config/i386/i386.c (override_options): Tuning 32-byte loop
17602 alignment for amdfam10 architecture. Increasing the max loop
17603 alignment to 24 bytes.
17605 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
17607 * config/m68k/constraints.md: New.
17608 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
17609 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17610 EXTRA_CONSTRAINT): Remove.
17611 * config/m68k/m68k.md: Include constraints.md.
17612 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
17614 2007-05-01 Ian Lance Taylor <iant@google.com>
17616 PR tree-optimization/31739
17617 * tree-vrp.c (vrp_val_is_max): New static function.
17618 (vrp_val_is_min): New static function.
17619 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
17621 (set_value_range): Use vrp_val_is_{max,min}.
17622 (extract_range_from_assert): Likewise.
17623 (extract_range_from_binary_expr): Likewise.
17624 (extract_range_from_unary_expr): Likewise.
17625 (dump_value_range, vrp_meet): Likewise.
17626 (vrp_visit_phi_node): Likewise.
17627 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
17629 2007-05-01 Mark Mitchell <mark@codesourcery.com>
17631 * config/i386/gmon-sol2.c (size_t): New type.
17632 (intptr_t): Likewise.
17633 (s_textsize): Declare as size_t.
17635 (monstartup): Use size_t for sizes.
17636 (_mcount): Save and restore registers.
17637 (internal_mcount): Pass 0 as the first argument to monstartup
17639 (moncontrol): Convert pointer to appropriately sized integer
17640 before passing to profil.
17642 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17644 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
17645 __NO_FPRS__, not just if _SOFT_DOUBLE.
17646 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
17647 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
17648 also for E500 double.
17649 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
17650 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
17653 2007-05-01 Richard Guenther <rguenther@suse.de>
17655 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
17658 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17660 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
17662 2007-05-01 Jan Hubicka <jh@suse.cz>
17664 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
17667 2007-05-01 Jan Hubicka <jh@suse.cz>
17669 * tree.h (maybe_fold_offset_to_component_ref): Remove.
17670 (maybe_fold_offset_to_reference): Declare.
17671 * fold-const.c (fold_unary): Do not fold
17672 (type *)&A into &A->field_of_type_and_offset_0
17673 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
17674 size is unknown, give up.
17675 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
17677 (maybe_fold_offset_to_reference): New.
17678 (maybe_fold_stmt_indirect): Use it.
17679 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
17680 * gimplify.c (gimplify_conversion): Canonicalize conversions to
17682 (gimplify_expr): Likewise for plus_expr.
17684 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
17686 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
17687 bsi_after_labels. Always insert statements before bsi.
17688 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
17689 * predict.c (apply_return_prediction): Check for empty blocks.
17690 * cfgexpand.c (lab_rtx_for_bb): New variable.
17691 (label_rtx_for_bb): Do not create new tree labels.
17692 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
17693 (tree_expand_cfg): Initialize lab_rtx_for_bb.
17694 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
17696 (label_for_bb): Add field used.
17697 (update_eh_label, main_block_label): Mark the label used.
17698 (cleanup_dead_labels): Remove unused labels.
17700 2007-05-01 Richard Guenther <rguenther@suse.de>
17702 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
17703 if it is not about to be set.
17704 (get_value_range): Do not pre-allocate equiv bitmap.
17705 (update_value_range): No need to clear equiv field.
17706 (add_equivalence): Change prototype to get bitmap pointer.
17707 Allocate bitmap here if it is not already.
17708 (extract_range_from_assert): Do not allocate bitmap here.
17709 Update callers to add_equivalence.
17710 (extract_range_from_ssa_name): Likewise.
17711 (get_vr_for_comparison): New static helper.
17712 (compare_name_with_value): Handle NULL equiv bitmap by
17713 peeling the first iteration of the comparison loop.
17714 Use get_vr_for_comparison.
17715 (compare_names): Handle NULL equiv bitmaps by using fake
17716 ones. Use get_vr_for_comparison.
17718 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
17720 * double-int.c (mpz_set_double_int): Moved from
17721 tree-ssa-loop-niter.c.
17722 (mpz_get_double_int): Likewise; also, add option to wrap
17723 out-of-range integers.
17724 * double-int.h: New prototypes for above.
17725 * tree.c (get_static_type_bounds): Moved from
17726 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
17727 TYPE_MAX_VALUE if they exist..
17728 * tree.h: New prototype for above.
17729 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
17730 get_type_bounds calls.
17731 (mpz_set_double_int): Move to double-int.c.
17732 (get_type_bounds): Move to tree.c, rename to
17733 get_static_type_bounds.
17734 (mpz_to_double_int): Move to double-int.c, rename to
17735 mpz_get_double_int.
17737 2007-04-30 Bob Wilson <bob.wilson@acm.org>
17739 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
17740 DIV0 exception can fall through to a normal return.
17742 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
17744 PR middle-end/22156
17745 Temporarily revert:
17746 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
17747 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
17748 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17749 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
17750 initialize align to silence bogus warning.
17751 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17752 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
17754 (struct sra_walk_fns): Remove use_all parameter from use.
17755 (sra_hash_tree): Handle BIT_FIELD_REFs.
17756 (sra_elt_hash): Don't hash bitfld blocks.
17757 (sra_elt_eq): Skip them in parent compares as well. Handle
17759 (sra_walk_expr): Don't maintain or pass down use_all_p.
17760 (scan_use): Remove use_all parameter.
17761 (scalarize_use): Likewise. Re-expand assignment to
17762 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
17763 output, and re-scalarize after output. Don't mark anything
17765 (scalarize_ldst): Adjust.
17766 (scalarize_walk_gimple_modify_statement): Likewise.
17767 (build_element_name_1): Handle BIT_FIELD_REFs.
17768 (instantiate_element): Don't warn for any element whose parent
17769 is used as a whole.
17770 (instantiate_missing_elements_1): Return the sra_elt.
17771 (canon_type_for_field): New.
17772 (try_instantiate_multiple_fields): New.
17773 (instantiate_missing_elemnts): Use them.
17774 (mark_no_warning): Removed.
17775 (generate_one_element_ref): Handle BIT_FIELD_REFs.
17776 (REPLDUP, sra_build_elt_assignment): New.
17777 (generate_copy_inout): Use them.
17778 (generate_element_copy): Likewise. Handle bitfld differences.
17779 (generate_element_zero): Don't recurse for blocks. Use
17780 sra_build_elt_assignment.
17781 (generate_one_element_int): Take elt instead of var. Use
17782 sra_build_elt_assignment.
17783 (generate_element_init_1): Adjust.
17784 (scalarize_use, scalarize_copy): Use REPLDUP.
17785 (scalarize_ldst): Move assert before dereference.
17786 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
17788 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
17791 * tree.c (reconstruct_complex_type): Reconstruct a reference
17793 Also use the same mode for the pointer as the old pointer type.
17795 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17797 * doc/trouble.texi (Interoperation): Remove note about Ultrix
17800 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
17802 PR rtl-optimization/31676
17803 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
17804 (df_refs_record): Call it.
17806 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17808 * rtl.def (SS_ABS): New code.
17809 * config/bfin/bfin.c (print_operand): New modifier 'v'.
17810 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
17811 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
17812 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
17813 (bfin_init_builtins): Define them.
17814 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
17815 (bfin_expand_builtin): ... and handle the others here.
17816 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
17817 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
17818 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
17819 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
17820 operand is only HImode.
17822 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
17824 * regclass.c (scan_one_insn): Remove splitting of
17827 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
17828 Nigel Stephens <nigel@mips.com>
17830 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
17832 2007-04-28 Jan Hubicka <jh@suse.cz>
17834 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
17835 insn_locators_alloc instead of insn_locators_initialize;
17836 call reset_block_changes.
17837 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17838 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
17839 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
17840 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
17841 * config/score/score.c (th_output_mi_thunk): Likewise.
17842 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
17843 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
17844 tolerate uninitialized locator info.
17847 * function.c (init_function_start): Don't init line number info.
17848 (expand_function_end): Update.
17849 (reset_block_changes, record_block_change, finalize_block_changes,
17850 check_block_change, free_block_changes): Kill.
17851 * function.h (reset_block_changes, record_block_change,
17852 finalize_block_changes, check_block_change, free_block_changes):
17854 (struct function): Remove ib_boundaries_block.
17855 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17856 Use curr_insn_locator to initialize locator.
17857 (emit_line_note): Remove.
17858 * cfgexpand.c (expand_gimple_cond_expr): Update.
17859 (construct_exit_block): Likewise.
17860 (tree_expand_cfg): Initialize/finalize locators.
17861 * expr.c (expand_expr_real): Update.
17862 * cfglayout.c (line_locators_locs, line_locators_lines,
17863 file_locators_locs, file_locators_files): Remove.
17864 (set_block_levels): Move to cfgexpand.c.
17865 (insn_locators_initialize): Remove.
17866 (pass_insn_locators_initialize): Remove.
17867 (locations_locators_locs, locations_locators_vals): New static vars.
17868 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17870 (insn_locators_alloc, insn_locators_finalize,
17871 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17873 (locator_location): New.
17874 (locator_line, locator_file): Rewrite.
17875 * rtl.h (emit_line_note): Kill.
17876 (insn_locators_alloc, insn_locators_finalize,
17877 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17879 * tree-inline.c (initialize_cfun): Do not initialize
17880 ib_boundaries_block.
17881 * passes.c (pass_insn_locators_initialize): Remove.
17883 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
17885 * tree-cfg.c (move_block_to_fn): Release bb from dominance
17886 info. Update last_basic_block correctly.
17888 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
17891 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
17892 register itself to hold the offset constant. Tell flow the use
17893 of r4 and r5 when they are used.
17895 2007-04-27 Richard Guenther <rguenther@suse.de>
17897 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
17898 if we simplified anything.
17899 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
17900 warnings until we did a simplification and the stmt was not
17901 marked as TREE_NO_WARNING.
17903 2007-04-27 Mike Stump <mrs@apple.com>
17905 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
17907 2007-04-27 Ian Lance Taylor <iant@google.com>
17909 PR middle-end/31710
17910 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
17911 TYPE_MAX_VALUE exist, convert them to the new type.
17913 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17915 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
17916 if it claims to be available.
17917 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
17918 edge is redirected.
17919 (perform_tree_ssa_dce): Always free postdominators.
17921 2007-04-27 Richard Henderson <rth@redhat.com>
17923 * config/alpha/predicates.md (aligned_memory_operand): Mark
17924 as define_special_predicate.
17925 (unaligned_memory_operand, normal_memory_operand): Likewise.
17926 (reg_or_unaligned_mem_operand): Remove.
17927 (any_memory_operand): Match the documentation and check for
17928 non-renumbered pseudos during reload.
17929 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
17930 alpha_secondary_reload_class, update to new interface, make static.
17931 Handle CQImode like HImode. Remove FP subreg check.
17932 (alpha_expand_mov): Use replace_equiv_address.
17933 (alpha_expand_mov_nobwx): Use any_memory_operand.
17934 (TARGET_SECONDARY_RELOAD): New.
17935 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
17936 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17937 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
17938 * config/alpha/alpha.md: ... here.
17939 (RELOAD12, reloadmode): New.
17941 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
17942 Don't handle the aligned case here.
17943 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
17944 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
17945 reload_inhi_help. Don't expect a scratch register.
17946 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
17948 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
17950 2007-04-27 Richard Guenther <rguenther@suse.de>
17952 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
17954 2007-04-27 Richard Guenther <rguenther@suse.de>
17956 PR tree-optimization/30965
17957 PR tree-optimization/30978
17958 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
17959 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
17960 (find_equivalent_equality_comparison): Likewise.
17961 (simplify_cond): Likewise.
17962 (get_prop_source_stmt): New helper.
17963 (get_prop_dest_stmt): Likewise.
17964 (can_propagate_from): Likewise.
17965 (remove_prop_source_from_use): Likewise.
17966 (combine_cond_expr_cond): Likewise.
17967 (forward_propagate_comparison): New function.
17968 (forward_propagate_into_cond): Rewrite to use fold for
17970 (tree_ssa_forward_propagate_single_use_vars): Call
17971 forward_propagate_comparison to propagate comparisons.
17973 2007-04-27 Richard Guenther <rguenther@suse.de>
17975 PR tree-optimization/31715
17976 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
17977 sure to do computation on the offset in an appropriate
17980 2007-04-27 Richard Sandiford <richard@codesourcery.com>
17982 * reload.h (elimination_target_reg_p): Declare.
17983 * reload.c (find_reloads): Don't apply the reg_rtx move
17984 optimization if the SET_DEST satisfies elimination_target_reg_p.
17985 * reload1.c (elimination_target_reg_p): New function.
17986 (gen_reload): In the move/add2 fallback, make sure that op0
17987 does not overlap the destination register.
17989 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17991 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
17992 transform only GIMPLE_MODIFY_STMTs.
17993 * tree-complex.c (expand_complex_operations_1): Ditto.
17994 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
17995 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
17996 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
17998 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17999 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
18000 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
18001 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
18002 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
18003 slpeel_add_loop_guard): Ditto.
18004 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
18005 * lambda-code.c (perfect_nestify): Ditto.
18006 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
18007 before the first statement.
18008 * tree-optimize.c (execute_free_datastructures): Fix comments.
18009 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
18010 * tree-flow.h (disband_implicit_edges): Declaration removed.
18011 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
18013 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
18014 COND_EXPRs without gotos.
18015 (disband_implicit_edges, has_label_p): Removed.
18016 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
18017 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
18019 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
18021 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
18022 also for COND_EXPRs.
18023 * cfgexpand.c (label_rtx_for_bb): New function.
18024 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
18025 Use label_rtx_for_bb to find the labels.
18026 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
18027 last block. Detect fallthru edges.
18029 2007-04-26 Ian Lance Taylor <iant@google.com>
18032 * reload.c (find_reloads_subreg_address): If the address was valid
18033 in the original mode but not in the new mode, reload the whole
18036 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
18038 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
18039 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
18040 (cleanup_control_expr_graph): Do not invalidate dominance info.
18041 Record altered blocks.
18042 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
18043 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
18044 cleanup_tree_cfg_bb): New functions.
18045 (remove_forwarder_block): Do not maintain the worklist of blocks.
18046 Record altered blocks.
18047 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
18048 not over whole cfg.
18049 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
18050 delete_unreachable_blocks if dominators are not available.
18051 * tree-inline.c (optimize_inline_calls): Free dominance information
18053 * tree-flow.h (remove_edge_and_dominated_blocks,
18054 cfgcleanup_altered_bbs): Altered.
18055 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
18057 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
18059 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
18060 do not invalidate dominators.
18062 2007-04-26 Anatoly Sokolov <aesok@post.ru>
18064 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
18065 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
18066 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18067 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18069 2007-04-26 Steve Ellcey <sje@cup.hp.com>
18071 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
18073 2007-04-26 Richard Guenther <rguenther@suse.de>
18075 PR tree-optimization/31703
18076 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
18077 the right type for the target of the bittest.
18079 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18081 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
18082 ix86_sol10_return_in_memory.
18084 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18086 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
18089 2007-04-26 Jakub Jelinek <jakub@redhat.com>
18092 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
18094 PR tree-optimization/30558
18095 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
18096 clear this_state.prev_try.
18098 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18099 Mark Mitchell <mark@codesourcery.com>
18101 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
18102 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
18103 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
18105 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18108 * doc/invoke.texi (%:print-asm-header): Document.
18109 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
18111 (static_spec_functions): Add print-asm-header.
18112 (main): Print a banner before the --target-help linker options.
18113 (print_asm_header_spec_function): New function.
18115 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
18118 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
18119 (movsf_ie): Likewise.
18121 2007-04-25 Paolo Carlini <pcarlini@suse.de>
18123 * doc/extend.texi ([Type Traits]): Adjust per N2255.
18125 2007-04-25 Bob Wilson <bob.wilson@acm.org>
18127 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
18128 exception for divide-by-zero.
18129 (__umodsi3, __modsi3): Likewise.
18131 2007-04-25 Dirk Mueller <dmueller@suse.de>
18133 * c-typeck.c (build_compound_expr): Annotate warning()
18134 call with OPT_Wunused_value.
18135 * tree-ssa.c (warn_uninit): Annotate warning with
18137 * c-common.c (handle_sentinel_attribute): Annotate warning
18138 call with OPT_Wattributes.
18140 2007-04-25 Thiemo Seufer <ths@mips.com>
18142 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
18143 (mips16): Fix typo.
18144 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
18145 on to the assembler. Improve handling of -mno-mips16. Add handling
18146 of -mno-mips3d, -mno-dsp, -mno-dspr2.
18147 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
18148 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
18149 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
18151 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
18154 * config/i386/winnt.c (i386_pe_file_end): Strip only
18155 USER_LABEL_PREFIX when writing export name.
18157 2007-04-25 Richard Sandiford <richard@codesourcery.com>
18159 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
18160 sh/elf.h, vx-common.h and vxworks.h.
18161 * config/sh/sh.h: Include config/vxworks-dummy.h.
18162 (SUBTARGET_OVERRIDE_OPTIONS): Define.
18163 (OVERRIDE_OPTIONS): Use it.
18164 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
18165 (vxworks_picreg): New pattern.
18166 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
18167 VXWORKS_OS_CPP_BUILTINS.
18168 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
18169 to their VXWORKS_* equivalents.
18170 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18171 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
18172 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
18173 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
18174 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
18175 -mrtp/-fPIC multilibs.
18176 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
18177 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
18178 (MULTILIB_OSDIRNAMES): Delete.
18180 2007-04-25 Anatoly Sokolov <aesok@post.ru>
18183 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
18185 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
18187 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
18188 rounding mode to be specified by the caller.
18189 (real_to_mpfr) Likewise.
18190 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
18191 include new arguments.
18192 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
18194 2007-04-24 Ian Lance Taylor <iant@google.com>
18196 PR tree-optimization/31605
18197 * tree-vrp.c (set_value_range): Check that min and max are not
18198 both overflow infinities.
18199 (set_value_range_to_value): New static function.
18200 (extract_range_from_binary_expr): Call set_value_range_to_value.
18201 (extract_range_from_cond_expr): Likewise.
18202 (extract_range_from_expr): Likewise.
18203 (extract_range_from_unary_expr): Likewise. Don't create a range
18204 which overflows on both sides.
18205 (vrp_meet): Check for a useless range.
18206 (vrp_visit_phi_node): If we see a constant which looks like an
18207 overflow infinity, turn off the TREE_OVERFLOW flag.
18209 2007-04-24 Ian Lance Taylor <iant@google.com>
18211 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
18213 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
18215 PR diagnostic/25923
18216 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
18217 diagnostic message is being built.
18218 * tree-pretty-print.c (dump_generic_node): Only write the
18219 formatted text into BUFFER's stream if we are not building a
18220 diagnostic message.
18221 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
18223 * Makefile.in (toplev.o): Depend on tree-pass.h.
18225 2007-04-24 Ian Lance Taylor <iant@google.com>
18227 PR tree-optimization/31602
18228 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
18229 conditionals in the copied loop header.
18230 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
18231 warnings if TREE_NO_WARNING is set.
18232 * doc/invoke.texi (Warning Options): Clarify that
18233 -Wstrict-overflow does not warn about loops.
18235 2007-04-24 Janis Johnson <janis187@us.ibm.com>
18237 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
18238 expand on the comment about _Decimal128 arguments and check the
18239 integer result of the modulus operation; for 64-bit ELF ABI, ensure
18240 that _Decimal128 argument uses even/odd register pair.
18241 (function_arg): Ditto.
18243 2007-04-24 Hui-May Chang <hm.chang@apple.com>
18245 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
18246 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
18248 2007-04-24 Richard Guenther <rguenther@suse.de>
18249 Olga Golovanevsky <olga@il.ibm.com>
18251 * fold-const.c (multiple_of_p): Check for bottom
18254 2007-04-24 Richard Henderson <rth@redhat.com>
18256 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
18257 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
18258 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
18259 looking for non-zero bits shifted out. Avoid a recursive call
18260 when constructing the scalar.
18261 (__floatundisf): Likewise.
18263 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
18265 * dwarf2out.c (field_byte_offset): Move the existing logic
18266 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
18267 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
18269 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18272 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
18273 length argument of 0 for memset.
18274 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
18275 unsigned shift instead of the signed variant.
18277 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18279 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
18280 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
18281 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
18282 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
18283 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
18284 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
18285 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
18286 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
18287 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
18288 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
18289 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
18290 "mul<mode>3", "div<mode>3"): Insn definitions added.
18291 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
18292 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
18293 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
18294 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
18295 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
18296 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
18297 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
18298 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
18299 TARGET_FLOAT_FORMAT): Macro definitions removed.
18300 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
18301 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
18302 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
18303 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
18304 (s390_gen_rtx_const_DI): Function removed.
18305 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
18307 2007-04-24 Richard Sandiford <richard@codesourcery.com>
18309 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
18310 over an external ffs function.
18312 2007-04-24 Chao-ying Fu <fu@mips.com>
18313 Richard Sandiford <richard@nildram.co.uk>
18315 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
18316 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
18317 (smadd_widen_optab, umadd_widen_optab): Define.
18318 * optabs.c (init_optabs): Initialize smadd_widen_optab and
18320 * genopinit.c (optabs): Fill in smadd_widen_optab and
18322 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
18323 and umadd_widen_optab to implement multiply-add sequences.
18324 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
18325 (<u>maddsidi4): ...this. Extend condition to include
18326 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18327 of operand 0 to "ka" and use the three-operand form of madd<u>
18329 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
18331 * config/mips/constraints.md (ka): New register constraint.
18333 2007-04-24 Jan Hubicka <j@suse.cz>
18337 2007-04-23 Jan Hubicka <jh@suse.cz>
18338 * function.c (init_function_start): Don't init line number info.
18339 (expand_function_end): Update.
18340 (reset_block_changes, record_block_change, finalize_block_changes,
18341 check_block_change, free_block_changes): Kill.
18342 * function.h (reset_block_changes, record_block_change,
18343 finalize_block_changes, check_block_change, free_block_changes):
18345 (struct function): Remove ib_boundaries_block.
18346 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18347 Use curr_insn_locator to initialize locator.
18348 (emit_line_note): Remove.
18349 * cfgexpand.c (expand_gimple_cond_expr): Update.
18350 (construct_exit_block): Likewise.
18351 (tree_expand_cfg): Initialize/finalize locators.
18352 * expr.c (expand_expr_real): Update.
18353 * cfglayout.c (line_locators_locs, line_locators_lines,
18354 file_locators_locs, file_locators_files): Remove.
18355 (set_block_levels): Move to cfgexpand.c.
18356 (insn_locators_initialize): Remove.
18357 (pass_insn_locators_initialize): Remove.
18358 (locations_locators_locs, locations_locators_vals): New static vars.
18359 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18361 (insn_locators_alloc, insn_locators_finalize,
18362 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18364 (locator_location): New.
18365 (locator_line, locator_file): Rewrite.
18366 * rtl.h (emit_line_note): Kill.
18367 (insn_locators_alloc, insn_locators_finalize,
18368 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18370 * tree-inline.c (initialize_cfun): Do not initialize
18371 ib_boundaries_block.
18372 * passes.c (pass_insn_locators_initialize): Remove.
18374 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
18376 * doc/invoke.texi: Removed leading '-' from option index entries.
18378 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
18380 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
18382 (create_phi_node): Use set_phi_nodes.
18383 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
18384 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
18385 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
18386 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
18387 (bsi_start, bsi_last): Use bb_stmt_list.
18388 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
18389 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
18390 Traverse the statements using tsi iterator.
18391 * basic-block.h (struct basic_block_def): Fields stmt_list
18392 and phi_nodes moved to ...
18393 (struct tree_bb_info): ... new structure.
18394 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
18395 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
18396 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
18397 (tree_verify_flow_info): Verify that il.tree is not set for
18398 entry and exit block.
18399 (tree_split_block): Use set_bb_stmt_list.
18401 2007-04-23 Mike Stump <mrs@apple.com>
18403 * config/i386/i386.c (ix86_tune_features
18404 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
18407 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
18409 * config/i386/i386.md (prefix_extra): New attribute.
18410 (length): Add prefix_extra.
18412 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
18413 (sse2_movntv2di): Likewise.
18414 (sse2_cvtps2dq): Likewise.
18415 (sse2_cvtpd2pi): Likewise.
18416 (sse2_cvttpd2pi): Likewise.
18417 (*sse2_cvtpd2ps): Likewise.
18418 (*add<mode>3): Likewise.
18419 (sse2_ssadd<mode>3): Likewise.
18420 (sse2_usadd<mode>3): Likewise.
18421 (*sub<mode>3): Likewise.
18422 (sse2_sssub<mode>3): Likewise.
18423 (sse2_ussub<mode>3): Likewise.
18424 (*mulv8hi3): Likewise.
18425 (*smulv8hi3_highpart): Likewise.
18426 (*umulv8hi3_highpart): Likewise.
18427 (sse2_umulv2siv2di3): Likewise.
18428 (sse2_pmaddwd): Likewise.
18429 (ashr<mode>3): Likewise.
18430 (lshr<mode>3): Likewise.
18431 (ashl<mode>3): Likewise.
18432 (sse2_ashlti3): Likewise.
18433 (sse2_lshrti3): Likewise.
18434 (*umaxv16qi3): Likewise.
18435 (*smaxv8hi3): Likewise.
18436 (*uminv16qi3): Likewise.
18437 (*sminv8hi3): Likewise.
18438 (sse2_eq<mode>3): Likewise.
18439 (sse2_gt<mode>3): Likewise.
18440 (*and<mode>3): Likewise.
18441 (sse2_nand<mode>3): Likewise.
18442 (*ior<mode>3): Likewise.
18443 (*xor<mode>3): Likewise.
18444 (sse2_packsswb): Likewise.
18445 (sse2_packssdw): Likewise.
18446 (sse2_packuswb): Likewise.
18447 (sse2_punpckhbw): Likewise.
18448 (sse2_punpcklbw): Likewise.
18449 (sse2_punpckhwd): Likewise.
18450 (sse2_punpcklwd): Likewise.
18451 (sse2_punpckhdq): Likewise.
18452 (sse2_punpckldq): Likewise.
18453 (sse2_punpckhqdq): Likewise.
18454 (sse2_punpcklqdq): Likewise.
18455 (*sse2_pinsrw): Likewise.
18456 (*sse2_pextrw): Likewise.
18457 (sse2_pshufd_1): Likewise.
18458 (sse2_uavgv16qi3): Likewise.
18459 (sse2_uavgv8hi3): Likewise.
18460 (sse2_psadbw): Likewise.
18461 (sse2_pmovmskb): Likewise.
18462 (*sse2_maskmovdqu): Likewise.
18463 (*sse2_maskmovdqu_rex64): Likewise.
18464 (sse4a_extrqi): Likewise.
18465 (sse4a_extrq): Likewise.
18466 (sse3_lddqu): Set prefix_rep.
18467 (sse3_addsubv4sf3): Likewise.
18468 (sse3_haddv4sf3): Likewise.
18469 (sse3_hsubv4sf3): Likewise.
18470 (sse_cvtss2si): Likewise.
18471 (sse_cvtss2si_2): Likewise.
18472 (sse_cvtss2siq): Likewise.
18473 (sse_cvtss2siq_2): Likewise.
18474 (sse_cvttss2si): Likewise.
18475 (sse_cvttss2siq): Likewise.
18476 (sse2_cvttps2dq): Likewise.
18477 (sse3_movshdup): Likewise.
18478 (sse3_movsldup): Likewise.
18479 (sse2_cvtsd2si): Likewise.
18480 (sse2_cvtsd2si_2): Likewise.
18481 (sse2_cvtsd2siq): Likewise.
18482 (sse2_cvtsd2siq_2): Likewise.
18483 (sse2_cvttsd2si): Likewise.
18484 (sse2_cvttsd2siq): Likewise.
18485 (*sse2_cvtpd2dq): Likewise.
18486 (*sse2_cvttpd2dq): Likewise.
18487 (sse2_pshuflw_1): Likewise.
18488 (sse2_pshufhw_1): Likewise.
18489 (sse4a_insertqi): Likewise.
18490 (sse4a_insertq): Likewise.
18491 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
18492 (ssse3_phadddv4si3): Likewise.
18493 (ssse3_phaddswv8hi3): Likewise.
18494 (ssse3_phsubwv8hi3): Likewise.
18495 (ssse3_phsubdv4si3): Likewise.
18496 (ssse3_phsubswv8hi3): Likewise.
18497 (ssse3_pmaddubswv8hi3): Likewise.
18498 (ssse3_pmulhrswv8hi3): Likewise.
18499 (ssse3_pshufbv16qi3): Likewise.
18500 (ssse3_psign<mode>3): Likewise.
18501 (ssse3_palignrti): Likewise.
18502 (abs<mode>2): Likewise.
18503 (ssse3_phaddwv4hi3): Set prefix_extra.
18504 (ssse3_phadddv2si3): Likewise.
18505 (ssse3_phaddswv4hi3): Likewise.
18506 (ssse3_phsubwv4hi3): Likewise.
18507 (ssse3_phsubdv2si3): Likewise.
18508 (ssse3_phsubswv4hi3): Likewise.
18509 (ssse3_pmaddubswv4hi3): Likewise.
18510 (ssse3_pmulhrswv4hi3): Likewise.
18511 (ssse3_pshufbv8qi3): Likewise.
18512 (ssse3_psign<mode>3): Likewise.
18513 (ssse3_palignrdi): Likewise.
18514 (abs<mode>2): Likewise.
18515 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
18516 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
18517 (sse2_pmovmskb): Set mode to SI instead of V2DF.
18519 2007-04-23 Nick Clifton <nickc@redhat.com>
18521 * params.def: Fix formatting of emacs local variables.
18523 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
18525 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
18526 move if inter-unit move isn't allowed.
18527 Don't split moving the first element of V2DI to DI to inter-unit
18528 move if inter-unit move isn't allowed.
18530 2007-04-23 Richard Guenther <rguenther@suse.de>
18532 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
18533 and CDI_POST_DOMINATORS separately.
18535 2007-04-23 Nick Clifton <nickc@redhat.com>
18537 * c.opt (Wformat-contains-nul): Add warning attribute.
18539 2007-04-23 Jan Hubicka <jh@suse.cz>
18541 * function.c (init_function_start): Don't init line number info.
18542 (expand_function_end): Update.
18543 (reset_block_changes, record_block_change, finalize_block_changes,
18544 check_block_change, free_block_changes): Kill.
18545 * function.h (reset_block_changes, record_block_change,
18546 finalize_block_changes, check_block_change, free_block_changes):
18548 (struct function): Remove ib_boundaries_block.
18549 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18550 Use curr_insn_locator to initialize locator.
18551 (emit_line_note): Remove.
18552 * cfgexpand.c (expand_gimple_cond_expr): Update.
18553 (construct_exit_block): Likewise.
18554 (tree_expand_cfg): Initialize/finalize locators.
18555 * expr.c (expand_expr_real): Update.
18556 * cfglayout.c (line_locators_locs, line_locators_lines,
18557 file_locators_locs, file_locators_files): Remove.
18558 (set_block_levels): Move to cfgexpand.c.
18559 (insn_locators_initialize): Remove.
18560 (pass_insn_locators_initialize): Remove.
18561 (locations_locators_locs, locations_locators_vals): New static vars.
18562 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18564 (insn_locators_alloc, insn_locators_finalize,
18565 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18567 (locator_location): New.
18568 (locator_line, locator_file): Rewrite.
18569 * rtl.h (emit_line_note): Kill.
18570 (insn_locators_alloc, insn_locators_finalize,
18571 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18573 * tree-inline.c (initialize_cfun): Do not initialize
18574 ib_boundaries_block.
18575 * passes.c (pass_insn_locators_initialize): Remove.
18577 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18579 PR middle-end/31448
18580 * expr.c (reduce_to_bit_field_precision): Handle
18583 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
18585 PR tree-optimization/24659
18586 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
18587 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
18588 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
18589 * genopinit.c (optabs): Rename vec_pack_mod_optab
18590 to vec_pack_trunc_optab.
18591 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
18592 early for scalar floating point operands for NOP_EXPR.
18593 (vectorizable_type_promotion): Ditto.
18594 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
18595 vec_pack_trunc_optab.
18596 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
18598 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
18599 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
18600 Rename from VEC_PACK_MOD_EXPR.
18601 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
18602 * expr.c (expand_expr_real_1): Ditto.
18603 * tree-inline.c (estimate_num_insns_1): Ditto.
18604 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18606 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
18607 (vec_unpacks_lo_v4sf): Ditto.
18608 (vec_pack_trunc_v2df): Ditto.
18609 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
18610 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18611 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
18613 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
18615 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18617 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
18618 Rename from VEC_PACK_MOD_EXPR. This expression also represent
18619 packing of floating point operands.
18620 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
18621 represent unpacking of floating point operands.
18622 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
18623 [vec_unpacks_hi]: Ditto.
18624 [vec_unpacks_lo]: Ditto.
18626 2007-04-22 Jan Hubicka <jh@suse.cz>
18628 * final.c (rest_of_handle_final): Call
18629 targetm.asm_out.constructor/targetm.asm_out.destructor
18630 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
18631 proper priority via decl_*_priority_insert.
18632 * c-common.c (c_expand_body): Likewise.
18634 2007-04-22 Richard Guenther <rguenther@suse.de>
18636 PR tree-optimization/29789
18637 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
18638 (rewrite_reciprocal): New helper split out from
18639 determine_invariantness_stmt.
18640 (rewrite_bittest): Likewise.
18641 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
18642 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
18645 2007-04-22 Revital Eres <eres@il.ibm.com>
18647 * loop-unroll.c (var_to_expand): New field to support also
18648 insns of the form x = something + x.
18649 (analyze_insn_to_expand_var): Use it.
18650 (expand_var_during_unrolling): Likewise.
18652 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18654 * predict.c: Include pointer-set.h.
18655 (bb_predictions): New variable.
18656 (tree_predicted_by_p, tree_predict_edge,
18657 remove_predictions_associated_with_edge): Use bb_predictions map
18658 instead of bb->predictions.
18659 (clear_bb_predictions, assert_is_empty): New functions.
18660 (combine_predictions_for_bb): Use bb_predictions map. Call
18661 clear_bb_predictions.
18662 (tree_estimate_probability): Create and free bb_predictions map.
18663 * Makefile.in (predict.o): Add pointer-set.h dependency.
18664 * basic-block.h (struct basic_block_def): Remove predictions
18666 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
18668 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18671 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
18674 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18676 * timevar.c (timevar_print): Change reference of --disable-checking to
18677 --enable-checking=release. Also warn if assert checking is disabled.
18679 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18682 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
18683 decl as addressable if the compound literal was marked as
18685 Mark the decl as a gimple register if it is a complex or
18686 vector decl and does not live in memory.
18688 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18690 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
18691 (GENERIC_NEXT): New function macro.
18692 (PHI_CHAIN): Use phi_node's new chain variable.
18693 (tree_phi_node): Change tree_common to tree_base
18694 and add the chain field.
18695 * tree-phinodes.c (make_phi_node): Don't set
18696 TREE_TYPE on the new node.
18697 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
18698 instead of checking GIMPLE_TUPLE_P in chain_next.
18699 * tree-vect-transform.c
18700 (get_initial_def_for_induction): Look at
18701 PHI_RESULT_TREE for the type of the phi node.
18702 (update_vuses_to_preheader): Use PHI_CHAIN
18703 instead of TREE_CHAIN on the phi node.
18704 * tree-ssa-structalias.c (compute_points_to_sets):
18706 (ipa_pta_execute): Likewise.
18708 2007-04-21 Richard Guenther <rguenther@suse.de>
18710 PR middle-end/31136
18711 * fold-const.c (fold_unary): Call fold_convert_const on the
18714 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
18716 * gcse.c (store_killed_in_insn): Handle PARALLELs.
18717 (store_killed_in_pat): New.
18719 2007-04-20 Richard Henderson <rth@redhat.com>
18722 * config/i386/i386.c (type_has_variadic_args_p): Look for any
18723 TREE_LIST with a void_type_node value, not void_list_node exactly.
18725 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
18727 * doc/standards.texi: Re-arrange into language-specific
18728 subsections. Add a C++ section, documenting which standards we
18731 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18733 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
18734 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
18736 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
18738 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
18739 ecrti.o and crtbegin.o.
18740 (LIB_DEFAULT_SPEC): Include -lc.
18741 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
18743 2007-04-20 Richard Henderson <rth@redhat.com>
18746 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
18747 argument; update all callers.
18748 (get_unaligned_offset): New.
18749 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
18750 get_unaligned_address, just pass on the address directly.
18751 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
18752 the subreg in the helper patterns.
18753 (unaligned_extendqidi_le): Use get_unaligned_offset.
18754 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
18755 (unaligned_extendhidi_be): Likewise.
18756 (unaligned_extendhidi): Tidy.
18757 * config/alpha/alpha-protos.h: Update.
18759 2007-04-20 Richard Henderson <rth@redhat.com>
18761 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
18762 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
18763 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
18764 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18765 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18766 (CPP_SPEC): Don't include %(cpp_subtarget).
18767 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
18768 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18769 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
18771 2007-04-20 Jakub Jelinek <jakub@redhat.com>
18773 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
18774 for __builtin_ia32_cmpordss.
18776 PR tree-optimization/31632
18777 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
18778 and arg1 for optimizations of comparison against min/max values.
18779 Fold arg0 to arg1's type for optimizations of comparison against
18780 min+1 and max-1 values.
18782 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
18784 * reload.c (combine_reloads): When trying to use a dying register,
18785 check whether it's uninitialized and don't use if so.
18787 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
18789 * fold-const.c: Remove prototypes for native_encode_expr and
18790 native_interpret_expr.
18791 (native_encode_expr): Make non-static.
18792 (native_interpret_expr): Likewise.
18793 * tree.h: Add prototypes for the above.
18795 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18797 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
18798 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
18799 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
18800 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
18801 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
18802 Add length attributes.
18804 2007-04-19 Janis Johnson <janis187@us.ibm.com>
18806 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
18809 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
18810 __STDC_WANT_DEC_FP__.
18812 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18814 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
18815 for long double compatibility.
18816 * configure: Regenerate.
18818 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
18820 PR rtl-optimization/29841
18821 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
18823 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
18824 that may cause control flow transfer from being moved.
18826 2007-04-18 Jan Hubicka <jh@suse.cz>
18828 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
18831 2007-04-18 Eric Christopher <echristo@apple.com>
18833 * config/rs6000/darwin.md (load_macho_picbase): Use link register
18834 only. Update operands.
18835 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
18836 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
18837 link register to pic register.
18839 2007-04-18 Dirk Mueller <dmueller@suse.de>
18841 PR diagnostic/31227
18842 * tree-vrp.c (search_for_addr_array): New.
18843 (check_array_bounds): Suppress warning about
18844 address taken of array refs if its not de-referenced.
18846 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18848 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
18849 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
18851 * tree-vectorizer.h (NITERS_KNOWN_P): New.
18852 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
18853 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
18855 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
18857 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
18859 (vect_analyze_scalar_cycles): Fix indentation.
18860 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
18861 (vect_mark_relevant): Include phis in relevance analysis.
18863 * tree-vect-transform.c (vect_transform_loop): Add an assert.
18865 2007-04-18 Anatoly Sokolov <aesok@post.ru>
18867 * config/avr/avr.c (ptrreg_to_str): Replace error() with
18868 output_operand_lossage().
18870 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18872 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
18873 the unused code for reduction without adjust-in-epilog to simplify the
18876 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
18878 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
18879 (S390_TDC_NEGATIVE_ZERO): New constant.
18880 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
18881 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
18882 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
18883 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
18884 (S390_TDC_POSITIVE_INFINITY): New constant.
18885 (S390_TDC_NEGATIVE_INFINITY): New constant.
18886 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
18887 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
18888 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
18889 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
18890 (S390_TDC_INFINITY): New constant.
18891 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
18892 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
18893 optimization for UNSPEC_CCZ_TO_INT.
18894 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
18895 ("*ccz_to_int"): New insn.
18896 ("isinf<mode>2"): New insn.
18897 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
18898 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
18899 (UNSPEC_CCZ_TO_INT): New constant.
18901 2007-04-18 Richard Guenther <rguenther@suse.de>
18903 PR tree-optimization/19431
18904 PR tree-optimization/21463
18905 * tree-pass.h (pass_phiprop): Declare.
18906 * passes.c (init_optimization_passes): New phiprop pass.
18907 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
18908 (phivn_valid_p): New helper function.
18909 (phiprop_insert_phi): Likewise.
18910 (propagate_with_phi): Likewise.
18911 (tree_ssa_phiprop): New propagator propagating loads
18912 through phi nodes if profitable.
18914 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18916 * tree-vect-analyze.c (process_use): New function.
18917 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
18918 Check phis in all bbs.
18919 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
18922 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
18924 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
18927 2007-04-17 Anatoly Sokolov <aesok@post.ru>
18930 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
18933 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
18935 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
18937 (sse_vmmulv4sf3): Likewise.
18938 (sse2_vmaddv2df3): Likewise.
18939 (sse2_vmmulv2df3): Likewise.
18941 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
18943 PR rtl-optimization/31360
18944 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
18945 (target_reg_cost): New.
18946 (init_set_costs): Initialize target_reg_cost. Add comments
18947 regarding the rationale of the costs.
18948 (global_cost_for_size): Renamed to...
18949 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
18950 of register pressure.
18951 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
18952 estimate_reg_pressure_cost. Add number of ivs.
18953 (determine_set_costs): Dump target_reg_cost.
18954 * loop-invariant.c (gain_for_invariant): Use
18955 estimate_reg_pressure_cost. Removed n_inv_uses argument.
18956 (best_gain_for_invariant, find_invariants_to_move): Remove
18958 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
18959 (target_reg_cost): Declare.
18960 (global_cost_for_size): Declaration removed.
18961 (estimate_reg_pressure_cost): Declare.
18963 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
18965 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
18966 regnos into even/odd register pairs.
18967 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
18968 TDmode similar to the other floating point modes.
18969 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
18970 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
18972 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
18973 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
18974 (movdd_hardfloat64): Use TARGET_MFPGPR.
18976 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
18978 * reload1.c (delete_output_reload): Don't count output in n_inherited.
18981 2005-01-05 Richard Henderson <rth@redhat.com>
18983 * reload1.c (do_input_reload): Restrict the optimization deleteing
18984 a previous output reload to RELOAD_FOR_INPUT.
18986 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
18988 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
18989 induc_vec_info_type.
18990 (vectorizable_induction): New function declaration.
18991 * tree-vect-transform.c (get_initial_def_for_induction): No need to
18992 check if already vectorized. Find first place in BB where new stmts
18993 can be inserted. Takes only one argument.
18994 (vectorizable_induction): New function.
18995 (vect_transform_stmt): Add case for induc_vec_info_type to call
18996 vectorizable_induction.
18997 (vect_transform_loop): Consider phis for vectorization.
18998 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
19000 (analyze_operations): Call vectorizable_induction when analyzing phis.
19002 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
19003 (vect_mark_relevant): Include phis in relevance analysis.
19004 (vect_mark_stmts_to_be_vectorize): Likewise.
19005 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
19007 2007-04-16 Lawrence Crowl <crowl@google.com>
19009 * doc/invoke.texi (Debugging Options): Add documentation for the
19010 -femit-struct-debug options -femit-struct-debug-baseonly,
19011 -femit-struct-debug-reduced, and
19012 -femit-struct-debug-detailed[=...].
19014 * c-opts.c (c_common_handle_option): Add
19015 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
19016 and OPT_femit_struct_debug_detailed_.
19017 * c.opt: Add specifications for
19018 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
19019 and -femit-struct-debug-detailed[=...].
19020 * opts.c (set_struct_debug_option): Parse the
19021 -femit-struct-debug-... options.
19022 * opts.c (matches_main_base, main_input_basename,
19023 main_input_baselength, base_of_path, matches_main_base): Add
19024 variables and functions to compare header base name to compilation
19026 * opts.c (should_emit_struct_debug): Add to determine to emit a
19027 structure based on the option.
19028 (dump_struct_debug) Also disabled function to debug this
19030 * opts.c (handle_options): Save the base name of the
19033 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
19034 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
19035 This hook indicates if a type is generic. Set it by default
19036 to "never generic".
19037 * langhooks.h (struct lang_hooks_for_types): Add a new hook
19038 to determine if a struct type is generic or not.
19039 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
19040 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
19041 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
19042 with live C++ hook.
19044 * flags.h (enum debug_info_usage): Add an enumeration to describe
19045 a program's use of a structure type.
19046 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
19047 to indicate the program's usage of the type. Filter structs based
19048 on the -femit-struct-debug-... specification.
19049 (gen_type_die): Split into two routines, gen_type_die and
19050 gen_type_die_with_usage. gen_type_die is now a wrapper
19051 that assumes direct usage.
19052 (gen_type_die_with_usage): Replace calls to gen_type_die
19053 with gen_type_die_with_usage adding the program usage of
19054 the referenced type.
19055 (dwarf2out_imported_module_or_decl): Suppress struct debug
19056 information using should_emit_struct_debug when appropriate.
19058 2007-04-16 Ian Lance Taylor <iant@google.com>
19060 PR tree-optimization/31522
19061 * tree-vrp.c (vr_phi_edge_counts): New static variable.
19062 (vrp_initialize): Allocate vr_phi_edge_counts.
19063 (vrp_visit_phi_node): Don't push to infinity if we saw a new
19064 executable edge. Drop test for all constants.
19065 (vrp_finalize): Free vrp_phi_edge_counts.
19067 * doc/cpp.texi (Common Predefined Macros): Clarify description of
19068 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
19070 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
19071 predecessors at head rather than tail.
19073 2007-04-16 Matthias Klose <doko@debian.org>
19075 * config/alpha/linux.h (CPP_SPEC): Define.
19076 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
19078 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
19080 * function.h: Remove sequence_stack extern declaration.
19082 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
19084 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
19086 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
19089 2007-04-16 Anatoly Sokolov <aesok@post.ru>
19091 * config/avr/avr.c (avr_arch_types): Rearranging array.
19092 (enum avr_arch): Add.
19093 (avr_mcu_types): Use avr_arch enumeration constants instead of
19095 * config/avr/avr.h (LINK_SPEC): Simplify.
19097 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
19099 * config/m68k/m68k.c (m68k_libcall_value,
19100 m68k_function_value): Use macros for register names more.
19102 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
19104 (M68K_REGNAME): Use A6_REG.
19105 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
19107 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19109 PR middle-end/28071
19110 * sched-int.h (struct deps): Split field 'pending_lists_length' into
19111 'pending_read_list_length' and 'pending_write_list_length'. Update
19113 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
19114 to handle two length counters instead of one. Update all uses.
19115 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
19116 two length counters instead of one.
19117 * sched-rgn.c (propagate_deps): Update to handle two length counters
19120 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
19123 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
19124 copy of source, pass it to ix86_expand_vector_set and return
19127 2007-04-16 David Ung <davidu@mips.com>
19128 Joseph Myers <joseph@codesourcery.com>
19130 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
19131 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
19132 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
19133 Add 74K processor information.
19134 * config/mips/mips.md: Include 74k.md.
19135 (cpu): Add 74kc,74kf,74kx.
19136 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
19137 * config/mips/74k.md: New.
19138 * doc/invoke.texi (MIPS Options): Document 74K support.
19140 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
19142 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
19143 vectorizable_* functions.
19144 * tree-vect-transform.c (vectorizable_call): Add check for
19145 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
19146 (vectorizable_store): likewise.
19147 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
19149 (vectorizable_operation, vectorizable_type_demotion): Likewise.
19150 (vectorizable_type_promotion, vectorizable_load): Likewise.
19151 (vectorizable_live_operation, vectorizable_condition): Likewise.
19152 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
19154 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
19156 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
19158 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
19159 register numbers more.
19160 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
19161 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
19162 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
19163 FUNCTION_VALUE_REGNO_P): Likewise.
19164 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
19165 STATIC_CHAIN_REGNUM): Likewise.
19166 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
19167 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
19168 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
19169 * config/m68k/m68k.md (FP_REG): New.
19171 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
19173 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
19176 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
19178 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
19179 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
19182 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19184 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
19187 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
19190 * c-decl.c (finish_decl): Grab the type of the decl after the call
19191 to store_init_value.
19193 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
19195 * common.opt (fforward-propagate): Fix "Optimization" annotation.
19197 2007-04-14 Jakub Jelinek <jakub@redhat.com>
19200 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
19201 dominators, post dominators and cleanup cfg before returning.
19203 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
19205 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
19206 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
19208 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
19210 * config.gcc: Recognize fido.
19211 * config/m68k/m68k-devices.def (fidoa): New.
19212 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
19214 (FL_FIDOA, TARGET_FIDOA): New.
19215 * config/m68k/m68k.opt (mfidoa): New.
19217 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19219 PR middle-end/31322
19220 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
19221 when a personality function is used.
19223 2007-04-13 Bob Wilson <bob.wilson@acm.org>
19225 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
19227 2007-04-13 Mike Stump <mrs@apple.com>
19229 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
19231 * config/darwin.opt (fapple-kext): Make C++ only.
19232 * config/darwin.c (darwin_override_options): Remove code to ensure
19233 -fapple-kext is given for C++ only.
19235 2007-04-13 Richard Sandiford <richard@codesourcery.com>
19237 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
19238 * config/mips/mips.c (override_options): Call
19239 SUBTARGET_OVERRIDE_OPTIONS, if defined.
19241 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
19243 * config/i386/i386.opt (msvr3-shlib): Removed.
19245 * doc/invoke.texi: Remove -msvr3-shlib.
19247 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
19249 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
19250 with "popcnt" instruction.
19252 2007-04-13 Richard Guenther <rguenther@suse.de>
19254 PR tree-optimization/21258
19255 * tree-vrp.c (compare_case_labels): New helper.
19256 (find_switch_asserts): New function.
19257 (find_assert_locations): Call it for SWITCH_EXPRs.
19259 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
19261 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
19262 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
19263 check is now implied in X87_FLOAT_MODE_P.
19264 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
19265 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
19266 (fix_trunc<mode>_i386_fisttp): Ditto.
19267 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
19268 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
19269 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
19270 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
19271 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
19272 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
19273 (unnamed_splitters): Ditto.
19274 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
19275 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
19276 FIRST_SSE_REG for local functions when SSE math is enabled or
19277 for functions with sseregparm attribute.
19278 (standard_80387_constant_p): Return -1 if mode is not
19280 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
19281 (ix86_expand_compare): Ditto.
19282 (ix86_expand_carry_flag_compare): Ditto.
19283 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
19284 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
19285 DECIMAL_FLOAT_MODE_P.
19286 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
19287 of SCALAR_FLOAT_MODE_P.
19288 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
19289 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
19290 checks before FLOAT_MODE_P.
19291 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
19292 before FLOAT_MODE_P.
19297 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
19299 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
19300 Charles Wilson <libtool@cwilson.fastmail.fm>
19302 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
19303 (libgcc.mvars): Don't depend on them.
19304 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
19305 * exec-tool.in: New.
19307 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
19309 * doc/invoke.text (--help): Document --help=common.
19311 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
19313 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
19315 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19317 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
19318 * genemit.c (main): Emit #include "integrate.h".
19319 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
19320 (LOADGP_RTP): New mips_loadgp_style.
19321 * config/mips/mips.h: Include config/vxworks-dummy.h.
19322 (TARGET_RTP_PIC): New macro.
19323 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
19324 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
19325 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
19326 for TARGET_RTP_PIC.
19327 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
19328 -mvxworks-pic when using -mrtp and a PIC option.
19329 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
19331 (mips_symbolic_constant_p, mips_symbolic_address_p)
19332 (mips_symbol_insns): Handle SYMBOL_HALF.
19333 (override_options): Warn about -G and -mrtp being used together.
19334 Initialize mips_lo_relocs[SYMBOL_HALF].
19335 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
19336 (mips_emit_loadgp): Handle LOADGP_RTP.
19337 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
19338 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
19339 (tablejump): Handle function-relative case table entries if
19341 * config/mips/predicates.md (symbol_ref_operand): New predicate.
19343 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19345 * config/mips/mips.md (load_call<mode>): Allow any general register.
19347 (sibcall_value_internal, sibcall_value_multiple_internal)
19348 (call_value_internal, call_value_split, call_value_multiple_internal)
19349 (call_value_multiple_split): Remove constraints from operand 0.
19351 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19353 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
19354 rather than loadgp_noshared.
19355 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
19356 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
19358 * config/mips/mips.md (loadgp): Rename to...
19359 (loadgp_newabi): ...this.
19360 (loadgp_noshared): Rename to...
19361 (loadgp_absolute): ...this.
19363 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19365 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
19366 false for locally-binding symbols.
19367 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
19369 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19371 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
19372 (SYMBOL_GOT_PAGE_OFST): ...this.
19373 (SYMBOL_GOT_GLOBAL): Rename to...
19374 (SYMBOL_GOT_DISP): ...this.
19375 (SYMBOL_GOTOFF_GLOBAL): Rename to...
19376 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
19377 * config/mips/mips.c (mips_global_symbol_p): New function.
19378 (mips_symbol_binds_local_p): Likewise.
19379 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
19380 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
19381 mips_global_symbol_p and mips_symbol_binds_local_p.
19382 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
19383 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
19384 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
19385 SYMBOL_GOTOFF_DISP.
19386 (mips_ok_for_lazy_binding_p): New function.
19387 (mips_load_call_address, mips_expand_call): Use it.
19388 (mips_dangerous_for_la25_p): Likewise.
19389 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
19390 (*got_disp<mode>): Use got_disp_operand instead of
19391 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
19392 SYMBOL_GOTOFF_GLOBAL.
19393 (*got_page<mode>): Use got_page_ofst_operand instead of
19395 * config/mips/predicates.md (const_call_insn_operand): Use
19396 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
19397 (global_got_operand): Rename to...
19398 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
19400 (local_got_operand): Rename to...
19401 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
19402 of SYMBOL_GOT_LOCAL.
19404 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19406 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
19407 TARGET_CALL_CLOBBERED_GP.
19408 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19409 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
19410 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
19411 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
19412 of TARGET_ABICALLS && !TARGET_NEWABI.
19413 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19414 * config/mips/mips.c (mips_load_call_address): Check
19415 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
19416 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19417 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
19418 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
19419 TARGET_ABICALLS && TARGET_NEWABI.
19420 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
19422 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
19423 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
19424 TARGET_ABICALLS && TARGET_NEWABI.
19425 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
19426 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
19427 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
19428 whether indirect calls must use $25.
19429 (mips_extra_live_on_entry): Check TARGET_GOT instead of
19431 * config/mips/mips.md (jal_macro): Check flag_pic and
19432 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
19433 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
19434 instead of TARGET_ABICALLS.
19435 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
19436 TARGET_ABICALLS && TARGET_OLDABI.
19437 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19438 (sibcall): In the comment above the define_insn, mention
19439 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
19440 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
19441 instead of TARGET_ABICALLS.
19443 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
19445 * doc/md.texi (Blackfin family constraints): Document PA and PB.
19446 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
19447 (MACFLAGS_MATCH_P): New macro.
19448 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
19449 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
19450 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
19451 the other MACFLAG constants.
19452 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
19453 (flag_machi): Tighten constraints. Renumber some of the operands.
19454 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
19456 (flag_machi_parts_acconly): New pattern.
19457 (flag_macinithi): Tighten constraints. Allow any accumulator to be
19459 (flag_macinit1hi): Tighten constraints.
19460 (flag_mul_macv2hi_parts_acconly): New pattern.
19462 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
19463 Use a more efficient implementation.
19464 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
19465 inline sequences when not optimizing for size.
19467 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
19468 movhi_high2low): Delete, merge functionality into...
19469 (packv2hi): ... this pattern.
19471 2007-02-11 Jie Zhang <jie.zhang@analog.com>
19472 * config/bfin/bfin.opt (msim): New option.
19473 (mcpu=): New option.
19474 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
19475 (bfin_cpu_t): Typedef of enum bfin_cpu.
19476 (bfin_cpu_type): New declaration.
19477 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
19478 -msim and -mcpu= options.
19479 (LIB_SPEC): Likewise.
19480 * config/bfin/bfin.c (bfin_cpu_type): Define.
19481 (bfin_handle_option): Handle -mcpu= option.
19482 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
19483 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
19484 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
19486 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19488 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
19489 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
19490 (powerpc-wrs-vxworksae): Use ${tm_file}.
19491 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
19492 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
19493 * config/i386/vx-common.h: New file.
19495 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19497 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
19500 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
19502 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
19505 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
19509 * c-common.c (c_build_qualified_type): Set canonical type
19512 2007-04-12 Richard Guenther <rguenther@suse.de>
19514 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
19515 lower bound and element size if lower bound is not zero
19516 or either of the ARRAY_REF operands is set.
19518 2007-04-12 Richard Guenther <rguenther@suse.de>
19520 PR tree-optimization/24689
19521 PR tree-optimization/31307
19522 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
19524 * gimplify.c (canonicalize_addr_expr): To be consistent with
19525 gimplify_compound_lval only set operands two and three of
19526 ARRAY_REFs if they are not gimple_min_invariant. This makes
19527 it never at this place.
19528 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
19530 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19532 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
19533 null before emitting a .nsubspa directive.
19535 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19537 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
19538 need_to_partition_p if there are no memory statements in the
19541 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19543 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
19544 (gcd_of_steps_may_divide_p): New function.
19545 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
19547 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19549 * reload.c (find_reloads_toplev, find_reloads_address,
19550 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
19551 not a pointer equality test, to decide if we need to call
19552 push_reg_equiv_alt_mem.
19554 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
19556 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
19557 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
19559 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
19561 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19563 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
19564 vector to be positive.
19566 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19570 * doc/invoke.texi: Document --params max-aliased-vops and
19572 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
19573 debug_memory_partitions): Move to tree-flow.h
19574 * params.h (AVG_ALIASED_VOPS): Define.
19575 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
19577 (mp_info_t): Likewise.
19578 (get_mem_sym_stats_for): New.
19579 (set_memory_partition): Move from tree-flow-inline.h.
19580 (mark_non_addressable): Only clear the set of symbols for the
19581 partition if it exists.
19582 (dump_memory_partitions): Move from tree-ssa-operands.c
19583 (debug_memory_partitions): Likewise.
19584 (need_to_partition_p): New.
19585 (dump_mem_ref_stats): New.
19586 (debug_mem_ref_stats): New.
19587 (dump_mem_sym_stats): New.
19588 (debug_mem_sym_stats): New.
19589 (update_mem_sym_stats_from_stmt): New.
19590 (compare_mp_info_entries): New.
19591 (mp_info_cmp): Call it.
19592 (sort_mp_info): Change argument to a list of mem_sym_stats_t
19594 (get_mpt_for): Move from tree-ssa-operands.c.
19595 (find_partition_for): New.
19596 (create_partition_for): Remove.
19597 (estimate_vop_reduction): New.
19598 (update_reference_counts): New.
19599 (build_mp_info): New.
19600 (compute_memory_partitions): Refactor.
19601 Document new heuristic.
19602 Call build_mp_info, update_reference_counts,
19603 find_partition_for and estimate_vop_reduction.
19604 (compute_may_aliases): Populate virtual operands before
19605 calling debugging dumps.
19606 (delete_mem_sym_stats): New.
19607 (delete_mem_ref_stats): New.
19608 (init_mem_ref_stats): New.
19609 (init_alias_info): Call it.
19610 (maybe_create_global_var): Remove alias_info argument.
19611 Get number of call sites and number of pure/const call sites
19612 from gimple_mem_ref_stats().
19613 (dump_alias_info): Call dump_memory_partitions first.
19614 (dump_points_to_info_for): Show how many times a pointer has
19616 * opts.c (decode_options): For -O2 set --param
19617 max-aliased-vops to 500.
19618 For -O3 set --param max-aliased-vops to 1000 and --param
19619 avg-aliased-vops to 3.
19620 * fortran/options.c (gfc_init_options): Remove assignment to
19622 * tree-flow-inline.h (gimple_mem_ref_stats): New.
19623 * tree-dfa.c (dump_variable): Dump memory reference
19625 Dump NO_ALIAS* settings.
19626 (referenced_var_lookup): Tidy.
19627 (mem_sym_stats): New.
19628 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
19629 and ORIG are different SSA names for a memory partition.
19630 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
19631 * tree-flow.h (struct mem_sym_stats_d): Define.
19632 (mem_sym_stats_t): Define.
19633 (struct mem_ref_stats_d): Define.
19634 (struct gimple_df): Add field mem_ref_stats.
19635 (enum noalias_state): Define.
19636 (struct var_ann_d): Add bitfield noalias_state.
19637 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
19638 debug_mem_ref_stats, debug_memory_partitions,
19639 debug_mem_sym_stats): Declare.
19640 * tree-ssa-structalias.c (update_alias_info): Update call
19641 sites, pure/const call sites and asm sites in structure
19642 returned by gimple_mem_ref_stats.
19643 Remove local variable IS_POTENTIAL_DEREF.
19644 Increase NUM_DEREFS if the memory expression is a potential
19646 Call update_mem_sym_stats_from_stmt.
19647 If the memory references memory, call
19648 update_mem_sym_stats_from_stmt for all the direct memory
19649 symbol references found.
19650 (intra_create_variable_infos): Set noalias_state field for
19651 pointer arguments according to the value of
19652 flag_argument_noalias.
19653 * tree-ssa-structalias.h (struct alias_info): Remove fields
19654 num_calls_found and num_pure_const_calls_found.
19655 (update_mem_sym_stats_from_stmt): Declare.
19656 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
19657 Set default value to 100.
19658 (PARAM_AVG_ALIASED_VOPS): Define.
19660 2007-04-11 Richard Guenther <rguenther@suse.de>
19662 PR middle-end/31530
19663 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
19664 a * -b + c as c - a * b if we honor sign dependent rounding.
19666 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19668 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
19669 bfin_expand_strmov.
19670 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
19671 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
19673 (initialize_trampoline): Don't use old-style function definition.
19674 (bfin_secondary_reload): Mark IN_P argument as unused.
19676 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
19678 PR tree-optimization/31343
19679 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
19680 (build_polynomial_chrec): Return a scalar when the evolution is zero.
19681 * testsuite/gcc.dg/vect/pr31343.c: New.
19683 2007-04-10 Eric Christopher <echristo@apple.com>
19685 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
19686 * config/i386/i386.md (*cmpfp0): Use.
19687 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
19688 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
19689 (fix_trunc<mode>_i386_fisttp): Ditto.
19690 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
19691 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
19692 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
19693 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
19694 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
19695 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
19696 (unnamed_splitters): Ditto.
19697 * config/i386/i386.c (output_fix_trunc): Assert that
19698 we're not being passed a TFmode operand.
19700 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
19702 PR tree-optimization/31526
19703 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
19704 n_basic_blocks to find newly added blocks.
19706 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
19708 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
19710 (fix_trunc<mode>si_sse): Ditto.
19711 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
19712 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
19713 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
19714 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
19715 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
19716 expander using SSEMODEF mode macro.
19717 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
19718 expander using SSEMODEF mode macro.
19719 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
19720 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
19721 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
19722 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
19723 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
19724 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
19725 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
19726 Macroize insn using X87MODEF mode macro.
19728 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
19730 * config/i386/sse.md (sse2_pinsrw): Removed.
19731 (sse2_pextrw): Renamed to ...
19732 (*sse2_pextrw): This.
19734 2007-04-09 Jan Hubicka <jh@suse.cz>
19737 * config/i386/sse.md
19738 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
19739 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
19740 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
19741 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
19743 2007-04-09 Jan Hubicka <jh@suse.cz>
19745 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
19746 multiple fields of union.
19748 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
19750 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
19751 (create_preheaders): Check that loops are available.
19752 (fix_loop_structure): Clean up, improve comments.
19753 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
19754 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
19756 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
19757 * predict.c (tree_estimate_probability): Do not call
19758 calculate_dominance_info. Call create_preheaders.
19759 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
19760 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
19762 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
19763 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
19764 * tree-cfg.c (tree_split_edge): Make an assert more precise.
19765 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
19768 2007-04-08 Jan Hubicka <jh@suse.cz>
19770 * tree.h (maybe_fold_offset_to_component_ref): Declare.
19771 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
19772 * fold-const.c (fold_unary): Use it.
19774 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
19776 * varasm.c (assemble_variable): Remove call to
19777 lang_hooks.decls.prepare_assemble_variable.
19778 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
19779 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
19780 * langhooks.h (lang_hooks_for_decls): Remove
19781 prepare_assemble_variable.
19783 2007-04-08 Mike Stump <mrs@apple.com>
19785 * config/i386/i386.c: Use inc/dec on Core2.
19787 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
19789 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
19790 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19791 lhd_tree_inlining_end_inlining): Remove.
19792 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
19793 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
19794 end_inlining hooks.
19795 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
19796 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19797 lhd_tree_inlining_end_inlining): Remove prototypes.
19798 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
19799 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
19800 LANG_HOOKS_TREE_INLINING_START_INLINING,
19801 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
19803 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
19806 2007-04-08 Anatoly Sokolov <aesok@post.ru>
19809 * config/avr/predicates.md (io_address_operand): Delete predicate.
19810 (low_io_address_operand): Don't use 'mode' argument.
19811 (higth_io_address_operand): Rename ...
19812 (high_io_address_operand): ... to this. Don't use 'mode' argument.
19813 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
19816 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
19818 Revert change removing staticp.
19820 2007-04-07 Anatoly Sokolov <aesok@post.ru>
19823 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
19826 2007-04-07 Bruce Korb <bkorb@gnu.org>
19828 * c.opt: Add -Wformat-contains-nul.
19829 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
19831 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
19832 the NUL byte warning.
19834 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
19836 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
19838 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19840 * tree.c (staticp): No longer use staticp langhook.
19841 * langhooks.c (lhd_staticp): Removed.
19842 * langhooks.h (struct lang_hooks): Remove staticp.
19843 * c-common.c (c_staticp): Remove.
19844 * c-common.h (c_staticp): Ditto.
19845 * langhooks-defs.h (lhd_staticp): Ditto.
19846 (LHD_HOOKS_STATICP): Ditto
19847 * tree.h (gcc_assert_lowered): New macro.
19849 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
19851 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
19852 argument "reliable".
19853 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
19854 Add argument "reliable". Propagate it through calls.
19855 (infer_loop_bounds_from_undefined): Derive number of iterations
19856 estimates from references in blocks that do not dominate loop latch.
19857 (gcov_type_to_double_int): New function.
19858 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
19859 and expected_loop_iterations_unbounded.
19860 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
19861 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
19862 * tree-data-ref.c (estimated_loop_iterations): Export.
19863 (get_references_in_stmt): Fix -- do not return addresses of local
19865 * cfgloop.h (expected_loop_iterations_unbounded,
19866 estimated_loop_iterations): Declare.
19868 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19870 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19872 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19874 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
19875 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
19876 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
19877 Use output_387_reg_move().
19878 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
19879 expander using X87MODEF12 mode macro.
19880 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
19881 choosing register preferences. Use output_387_reg_move().
19882 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
19883 instead of "x". Use output_387_reg_move().
19884 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
19885 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
19886 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
19887 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
19888 Use output_387_reg_move().
19889 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
19891 (*truncxf?f_i387 splitter): Ditto.
19893 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19895 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
19896 LANG_HOOKS_SAFE_FROM_P.
19897 * expr.c (safe_from_p): Remove langhook call.
19898 * langhooks.h (lang_hooks): Remove safe_from_p.
19899 (lhd_safe_from_p): Remove prototype.
19900 * langhooks.c (lhd_safe_from_p): Remove.
19902 2007-04-06 Jan Hubicka <jh@suse.cz>
19904 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
19907 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19909 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
19910 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
19911 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
19912 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
19914 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
19915 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
19917 2007-04-05 Richard Henderson <rth@redhat.com>
19919 * config/alpha/alpha.c (print_operand) [+]: Remove.
19920 (alpha_end_function): Print nop if call at end of function.
19921 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
19922 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
19923 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
19924 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
19925 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
19926 the call pattern. Update peepholes to match.
19928 2007-04-05 Janis Johnson <janis187@us.ibm.com>
19930 * doc/extend.texi (Other Builtins): Add decimal float variants
19932 * builtins.def: Ditto.
19933 * builtins.c (expand_builtin): Ditto.
19935 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
19936 H.J. Lu <hongjiu.lu@intel.com>
19939 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
19940 of V8HImode when calling ix86_binary_operator_ok.
19941 (sse2_pmaddwd): Call ix86_binary_operator_ok.
19942 (sdot_prodv8hi): Operands 1 and 2 must be register.
19944 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19946 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19947 initialize align to silence bogus warning.
19949 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19951 PR middle-end/22156
19952 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19954 (struct sra_walk_fns): Remove use_all parameter from use.
19955 (sra_hash_tree): Handle BIT_FIELD_REFs.
19956 (sra_elt_hash): Don't hash bitfld blocks.
19957 (sra_elt_eq): Skip them in parent compares as well. Handle
19959 (sra_walk_expr): Don't maintain or pass down use_all_p.
19960 (scan_use): Remove use_all parameter.
19961 (scalarize_use): Likewise. Re-expand assignment to
19962 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19963 output, and re-scalarize after output. Don't mark anything
19965 (scalarize_ldst): Adjust.
19966 (scalarize_walk_gimple_modify_statement): Likewise.
19967 (build_element_name_1): Handle BIT_FIELD_REFs.
19968 (instantiate_element): Don't warn for any element whose parent
19969 is used as a whole.
19970 (instantiate_missing_elements_1): Return the sra_elt.
19971 (canon_type_for_field): New.
19972 (try_instantiate_multiple_fields): New.
19973 (instantiate_missing_elemnts): Use them.
19974 (mark_no_warning): Removed.
19975 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19976 (REPLDUP, sra_build_elt_assignment): New.
19977 (generate_copy_inout): Use them.
19978 (generate_element_copy): Likewise. Handle bitfld differences.
19979 (generate_element_zero): Don't recurse for blocks. Use
19980 sra_build_elt_assignment.
19981 (generate_one_element_int): Take elt instead of var. Use
19982 sra_build_elt_assignment.
19983 (generate_element_init_1): Adjust.
19984 (scalarize_use, scalarize_copy): Use REPLDUP.
19985 (scalarize_ldst): Move assert before dereference.
19986 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19988 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19990 * regmove.c: Fix unused variable warnings due to previous commit.
19992 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19994 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
19995 (regmove_bb_head): Remove.
19996 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
19997 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
19998 problems with fixup_match_1.
19999 Don't initialize/free regmove_bb_head.
20001 (reg_is_remote_constant_p): If an insn is in the same basic block
20002 but not before INSN, consider it remote, too.
20004 2007-04-05 Anatoly Sokolov <aesok@post.ru>
20007 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
20008 DECL_ASSEMBLER_NAME, not the DECL_NAME.
20010 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
20012 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
20013 (CONDITIONAL_REGISTER_USAGE): Likewise.
20015 2007-04-04 Richard Henderson <rth@redhat.com>
20017 * config/alpha/lib1funcs.asm: Remove unused file.
20019 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
20022 * opts.c (print_specific_help): Fix --help=<language>
20024 (common_handle_option): Support --help=common.
20026 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
20029 * gcc.c (main): Do not run the linker if
20030 print_subprocess_help indicates that it shouldn't be
20033 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
20036 * doc/invoke.texi (--help=): Document <languages> value, fix
20037 formatting in tables of values.
20039 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
20041 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
20042 dllimport attribute of virtual methods.
20044 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
20046 * config/score/crti.asm: Change _bss_start to __bss_start.
20047 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
20048 (OUTGOING_REG_PARM_STACK_SPACE) update.
20049 * config/score/score.opt: add options to make backend support
20050 score5, score5u, score7 and score7d.
20051 * config/score/score.md: Likewise.
20052 * config/score/misc.md: Likewise.
20053 * config/score/mac.md: Likewise.
20054 * doc/invoke.texi: Likewise.
20055 * doc/md.texi: update constraints define.
20057 2007-04-03 Richard Henderson <rth@redhat.com>
20059 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
20060 an appropriate type, use the mode instead.
20062 2007-04-03 Richard Sandiford <richard@codesourcery.com>
20064 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
20065 Set the default --with-arch setting to mips2.
20066 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
20067 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
20068 (MULTILIB_OSDIRNAMES): Delete.
20069 (MULTILIB_DIRNAMES): Define.
20070 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
20071 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
20072 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
20073 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
20074 VXWORKS_OS_CPP_BUILTINS.
20075 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
20076 (MIPS_DEBUGGING_INFO): Undefine.
20077 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
20079 2007-04-03 Jakub Jelinek <jakub@redhat.com>
20081 PR middle-end/30704
20082 * fold-const.c (native_encode_real): Encode real.c provided longs
20083 as a series of 32-bit native integers.
20084 (native_interpret_real): Interpret buffer as a series of 32-bit
20087 2007-04-03 Richard Guenther <rguenther@suse.de>
20089 * genpreds.c (write_insn_constraint_len): Write function
20090 optimized for CONSTRAINT_LEN implementation.
20091 (write_tm_preds_h): Output insn_constraint_len inline and
20092 use it for CONSTRAINT_LEN.
20093 (write_insn_preds_c): Don't output insn_constraint_len.
20094 * doc/md.texi (define_register_constraint): Document multi-letter
20095 constraints shall have the same length if they start with the same
20098 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
20101 * config/i386/i386.md (isinf<mode>2): Expand only when
20102 TARGET_C99_FUNCTIONS is set.
20104 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
20106 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
20107 (x86_64-*-linux*): Ditto.
20108 * config/i386/i386.opt (mpc): New option.
20109 * config/i386/i386.c (overrride_options): Handle
20110 ix87_precision_string.
20111 * config/i386/crtprec.c: New file.
20112 * config/i386/t-crtpc: Ditto.
20113 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
20114 and -mpc80 options.
20115 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
20116 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
20117 crtprec32.o, crtprec64.o and crtprec80.o.
20119 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
20120 and -mpc80 options.
20121 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
20123 2007-04-02 Eric Christopher <echristo@apple.com>
20125 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
20126 limitations on darwin.
20128 2007-04-02 Anatoly Sokolov <aesok@post.ru>
20131 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
20133 2007-04-02 Dave Korn <dave.korn@artimi.com>
20135 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
20137 2007-04-02 Dave Korn <dave.korn@artimi.com>
20139 * libgcc2.h (exception_descriptor): Don't forward-declare.
20140 (__get_eh_table_language, __get_eh_table_version): Delete
20141 prototypes of long-dead functions.
20143 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
20145 * ebitmap.h: New file
20146 * ebitmap.c: New file
20147 * Makefile.in (ebitmap.o): New target.
20149 2007-04-01 Jan Hubicka <jh@suse.cz>
20151 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
20152 before very first instruction.
20154 2007-04-01 Jan Hubicka <jh@suse.cz>
20156 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
20157 waring on 64bit hosts.
20158 * bitmap.h: Fix typo in bitmap_head_def.
20160 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
20162 PR rtl-optimization/31391
20163 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
20164 into a DELETED_LABEL note, and the label is in an empty basic
20165 block, update BB_END as well as BB_HEAD.
20167 2007-04-01 Richard Henderson <rth@redhat.com>
20169 PR tree-optimization/31169
20170 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
20171 to varying if the range is outside [0, prec-1].
20173 2007-04-01 Richard Sandiford <richard@codesourcery.com>
20176 * config/mips/mips.md (load_const_gp): New insn.
20177 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
20178 the MIPS16 GP pseudo register if no_new_pseudos.
20179 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
20181 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20184 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
20186 (call_value): Likewise.
20188 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
20189 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20192 * doc/invoke.texi: (optimization options): Reword description
20193 of -ffast-math. Document its primary purpose.
20195 2007-03-31 Richard Guenther <rguenther@suse.de>
20197 * omp-low.c (splay-tree.h): Include.
20198 (lookup_decl): Replace splay-tree usage by pointer-map.
20199 (maybe_lookup_decl): Likewise.
20200 (new_omp_context): Likewise.
20201 (delete_omp_context): Likewise.
20202 * gimplify.c (splay-tree.h): Include.
20203 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
20205 (remap_ssa_name): Likewise.
20206 (remap_decl): Likewise.
20207 (remap_type_1): Likewise.
20208 (remap_type): Likewise.
20209 (copy_body_r): Likewise.
20210 (expand_call_inline): Likewise.
20211 (clone_body): Likewise.
20212 (copy_tree_r): Likewise.
20213 (remap_save_expr): Likewise.
20214 (unsave_r): Likewise.
20215 (unsave_expr_now): Likewise.
20216 (tree_function_versioning): Likewise.
20217 (build_duplicate_type): Likewise.
20218 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
20219 (struct copy_body_data): Replace splay-tree by pointer-map.
20220 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
20221 not $(SPLAY_TREE_H).
20222 (gimplify.o): Depend on $(SPLAY_TREE_H).
20223 (omp-low.p): Likewise.
20225 2007-03-31 Anatoly Sokolov <aesok@post.ru>
20227 * config/avr/predicates.md (even_register_operand,
20228 odd_register_operand): New predicates.
20229 * config/avr/avr.md (movw peephole2): New.
20230 (movw_r peephole2): New.
20232 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
20234 * tree.h (get_signed_or_unsigned_type): New.
20235 * fold-const.c (operand_equal_for_comparison_p): Use
20236 get_signed_or_unsigned_type instead of
20237 lang_hooks.types.signed_or_unsigned_type.
20238 * expr.c (store_expr): Ditto.
20239 * langhooks.c (get_signed_or_unsigned_type): New.
20240 (lhd_signed_or_unsigned_type): New.
20241 * langhooks.h (lhd_signed_or_unsigned_type): New.
20242 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
20244 2007-03-30 Richard Henderson <rth@redhat.com>
20246 * tree-ssa-loop-ivopts.c: Include target.h.
20247 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
20248 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
20249 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
20250 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
20252 2007-03-30 Richard Henderson <rth@redhat.com>
20253 Kai Tietz <kai.tietz@onevision.com>
20255 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
20256 default for 64-bit.
20257 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
20258 (TARGET_64BIT_MS_ABI): New.
20259 (DBX_REGISTER_NUMBER): Handle 64-bit.
20260 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
20261 (LONG_TYPE_SIZE): Force to 32.
20262 (REG_PARM_STACK_SPACE): New.
20263 (OUTGOING_REG_PARM_STACK_SPACE): New.
20264 (REGPARM_MAX, SSE_REGPARM_MAX): New.
20265 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
20266 (STACK_BOUNDARY): Use 128 for 64-bit.
20267 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
20268 Add 64-bit implementation.
20269 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
20271 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
20272 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
20273 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
20274 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
20275 (ix86_handle_cconv_attribute): Don't warn when ignoring if
20276 TARGET_64BIT_MS_ABI.
20277 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
20278 (ix86_pass_by_reference): Likewise.
20279 (ix86_function_value_regno_p): Likewise.
20280 (ix86_build_builtin_va_list): Likewise.
20281 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
20282 (function_arg_advance_ms_64): New.
20283 (function_arg_advance): Call it.
20284 (function_arg_ms_64): New.
20285 (function_arg): Call it.
20286 (function_value_ms_64): New.
20287 (ix86_function_value_1): Call it.
20288 (return_in_memory_ms_64): New.
20289 (ix86_return_in_memory): Call it.
20290 (setup_incoming_varargs_ms_64): New.
20291 (ix86_setup_incoming_varargs): Call it.
20292 (ix86_expand_prologue): Handle 64-bit stack probing.
20293 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
20294 (output_pic_addr_const): Likewise.
20295 (x86_this_parameter): Likewise.
20296 (x86_output_mi_thunk): Likewise.
20297 (x86_function_profiler): Likewise.
20298 (TARGET_STRICT_ARGUMENT_NAMING): New.
20299 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
20300 (TARGET_64BIT_MS_ABI): New.
20301 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
20302 * config/i386/i386.md (allocate_stack_worker): Remove.
20303 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
20304 describe the clobber of eax without a match_scratch.
20305 (allocate_stack_worker_postreload): Remove.
20306 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
20307 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
20308 (allocate_stack_worker_rex64_postreload): Remove.
20309 (allocate_stack): Handle 64-bit.
20310 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
20311 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
20312 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
20313 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
20314 (STANDARD_STARTFILE_PREFIX_1): Likewise.
20315 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
20316 * config.build (x86_64-*-mingw*): New host.
20317 * config.host (x86_64-*-mingw*): New host.
20318 * config.gcc (x86_64-*-mingw*): New target.
20319 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
20321 2007-03-30 Richard Henderson <rth@redhat.com>
20322 Kai Tietz <kai.tietz@onevision.com>
20324 * c-pragma.c (struct def_pragma_macro_value): New.
20325 (struct def_pragma_macro): New.
20326 (pushed_macro_table): New.
20327 (dpm_hash, dpm_eq): New.
20328 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
20329 (init_pragma): Install them.
20330 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
20332 2007-03-30 Anatoly Sokolov <aesok@post.ru>
20334 * config/avr/avr.c (avr_override_options): Clear
20335 'flag_delete_null_pointer_checks'.
20337 2007-03-30 Paolo Carlini <pcarlini@suse.de>
20340 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
20341 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
20342 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
20343 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
20344 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
20345 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
20346 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
20348 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
20350 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
20352 * regmove.c: Move all of pass_stack_adjustments from here...
20353 * combine-stack-adj.c: ...to this new file.
20354 * Makefile.in: Add rules for combine-stack-adj.o.
20356 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
20358 PR tree-optimization/31383
20359 * tree-data-ref.c (affine_function_equal_p): Do not require the
20360 vectors to have the same length.
20362 2007-03-30 Jan Hubicka <jh@suse.cz>
20364 PR middle-end/30700
20365 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
20366 availablility; add more sanity checking; ask varpool only about
20369 2007-03-29 Richard Henderson <rth@redhat.com>
20371 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
20372 to decide, but __SIZEOF_LONG_LONG__.
20374 2007-03-29 Richard Henderson <rth@redhat.com>
20376 * emutls.c (struct __emutls_array): New.
20377 (emutls_destroy): Use it instead of casting element 0 from void*.
20378 (__emutls_get_address): Likewise.
20380 2007-03-29 Richard Henderson <rth@redhat.com>
20382 * varasm.c (initializer_constant_valid_p): Don't deny
20383 DECL_DLLIMPORT_P on functions.
20385 * config/i386/cygming.h: Remove function declarations.
20386 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
20387 (ASM_OUTPUT_LABELREF): Remove.
20388 (COMMON_ASM_OP): Remove.
20389 (ASM_OUTPUT_COMMON): Remove.
20390 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
20391 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
20392 (ASM_DECLARE_FUNCTION_NAME): Likewise.
20393 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
20394 Rename from TARGET_ENCODE_SECTION_INFO.
20395 * config/i386/netware.h: Likewise.
20396 * config/i386/i386-protos.h: Update.
20397 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
20398 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
20399 (legitimate_constant_p): Reject dllimports.
20400 (dllimport_map, get_dllimport_decl): New.
20401 (legitimize_dllimport_symbol): New.
20402 (legitimize_address, ix86_expand_move): Use it.
20403 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
20404 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
20405 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
20406 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
20407 * config/i386/predicates.md (constant_call_address_operand): Only
20408 accept symbols; reject dllimport_p symbols.
20409 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
20410 i386_pe_maybe_record_exported_symbol.
20411 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
20412 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
20413 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
20414 trust the setting of DECL_DLLIMPORT_P.
20415 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
20416 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
20417 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
20418 tidy the argument scanning loop.
20419 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
20420 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
20421 (i386_pe_strip_name_encoding): Remove.
20422 (i386_pe_binds_local_p): New.
20423 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
20424 (i386_pe_output_labelref): Remove.
20425 (i386_pe_asm_output_aligned_decl_common): New.
20426 (i386_pe_maybe_record_exported_symbol): Rename from
20427 i386_pe_record_exported_symbol; check for dllexported symbols.
20429 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
20431 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
20432 add comment explaining why vsnprintf cannot be used.
20434 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
20436 PR tree-optimization/30666
20437 * tree.c (build_complex_type): When creating type names for DWARF2
20438 debug info, create TYPE_DECLs for TYPE_NAME instead of
20440 (build_common_tree_nodes_2): Use build_complex_type when building
20441 predefined complex types, to preserve canonical types.
20443 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
20445 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
20446 (noce_get_alt_condition): Look at it to determine whether to
20447 reverse the condition or not.
20448 (noce_get_condition): Substitute the truth for lies.
20449 (noce_find_if_block): Set the then_else_reversed field.
20451 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
20453 * config/fr30/fr30.md (movdi): Do not accept immediates as the
20454 destination of this insn.
20455 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
20456 than calling gen_rtx_SET directly. Use r0 to hold the value of
20457 'address + 4' rather than a stack based temporary which can be
20458 mis-optimized away.
20460 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
20462 * config/s390/s390.c (s390_secondary_input_reload_class,
20463 s390_secondary_output_reload_class): Functions removed.
20464 (s390_secondary_reload): New function.
20465 (TARGET_SECONDARY_RELOAD): Target macro defined.
20466 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
20467 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
20468 * config/s390/s390.md ("reload_outti", "reload_outdi",
20469 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
20470 "reload_out<mode>"): Expanders removed.
20471 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
20472 "reload<mode>_nonoffmem_out"): Expanders added.
20474 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
20476 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
20477 action if SRC->DEST replacement failed anyway.
20479 2007-03-28 Mike Stump <mrs@apple.com>
20481 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
20482 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
20483 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
20485 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20487 * config.gcc: Accept barcelona as a variant of amdfam10.
20488 * config/i386/i386.c (override_options): Likewise.
20489 * doc/invoke.texi: Likewise.
20491 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
20493 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
20494 offsets for BIT_FIELD_REF and COMPONENT_REF.
20496 2007-03-28 Richard Guenther <rguenther@suse.de>
20498 * tree.c (is_global_var): Move ...
20499 * tree-flow-inline.h (is_global_var): ... here.
20500 * tree.h (is_global_var): Remove declaration.
20502 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
20504 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
20506 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
20507 * config/i386/i386.c (ix86_tune_features): Initialize new
20509 * config/i386/predicates.md (promotable_binary_operator): Use
20510 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
20512 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
20515 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
20517 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
20519 * config/fr30/fr30.md (movsi_internal): Change destination
20520 constraint from m to V and add m to the end.
20522 2007-03-28 Christian Bruel <christian.bruel@st.com>
20524 * config/sh/sh.md (movsi_i): Fix type attribute.
20526 2007-03-28 Christian Bruel <christian.bruel@st.com>
20528 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
20529 (movsf_ie): Likewise.
20531 2007-03-28 Christian Bruel <christian.bruel@st.com>
20533 * config.gcc: Add sh4-300 to multilib.
20534 * config/sh/t-mlib-sh4-300: New file.
20536 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
20538 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
20539 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
20540 fix_trunc<mode>di2.
20541 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
20542 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
20543 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
20544 "fixuns_trunctddi2"): Whitespace fix.
20546 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
20548 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
20549 the definition of struct sh_args.
20550 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
20551 CALL_COOKIE_INT_REG_GET): Likewise.
20553 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
20555 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
20556 transformations are applied successfully.
20558 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
20560 * tree.c (tree_contains_struct): Permit 512 tree codes.
20561 * tree.h (tree_contains_struct): Ditto.
20562 (MAX_TREE_CODES): Ditto.
20563 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
20564 SPARE member to store remaining padding bits.
20566 2007-03-27 Anatoly Sokolov <aesok@post.ru>
20568 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
20571 2007-03-27 Janis Johnson <janis187@us.ibm.com>
20573 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
20574 * configure: Regenerate.
20576 * configure: Regenerate using the correct version of autoconf.
20578 2007-03-27 Anatoly Sokolov <aesok@post.ru>
20580 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
20582 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
20583 regs to "__SP_L__" and "__SP_H__".
20585 2007-03-27 Richard Guenther <rguenther@suse.de>
20587 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
20588 computations with it with a HOST_WIDE_INT variable.
20590 2007-03-26 Mike Stump <mrs@apple.com>
20592 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
20593 objective-c-header, objective-c++-header and objc++-cpp-output
20595 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20597 2007-03-26 Richard Henderson <rth@redhat.com>
20600 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
20601 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
20602 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
20603 IX86_BUILTIN_PSRLQ128): New.
20604 (ix86_init_mmx_sse_builtins): Add them.
20605 (ix86_expand_builtin): Expand them.
20606 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
20607 operand 2 be TImode.
20608 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
20609 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
20610 _mm_srli_epi64): Mark __B const.
20611 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
20612 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
20613 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
20614 new two-vector shift builtins.
20616 2007-03-26 Ian Lance Taylor <iant@google.com>
20618 PR tree-optimization/31345
20619 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
20620 [+INF, +INF(OVF)] into VARYING.
20622 2007-03-26 Zack Weinberg <zackw@panix.com>
20624 * gengtype-parse.c: New file.
20625 * gengtype-yacc.y: Delete.
20626 * gengtype-lex.l: Don't include gengtype-yacc.h.
20627 Define YY_DECL and yyterminate appropriately for recursive
20628 descent parser. yylval is now a string out-parameter to yylex.
20629 (HWS, EOID): New shorthand.
20630 (IWORD): Add a couple more types.
20631 (yylex): Add a setup stanza. Remove the complex rules for
20632 detecting GTY'ed types and typedefs; replace with simple
20633 keyword detectors. Adjust everything for the changed
20634 definition of yylval. Ignore all pp-directives, not just #define.
20636 (parse_file): Rename yybegin; do not call yyparse.
20638 * gengtype.c (xasprintf): Export again.
20639 (this_file): New. Use everywhere __FILE__ was being used.
20640 (get_lang_bitmap): Special case types defined in gengtype.c.
20641 (do_typedef, new_structure): Suppress definition of certain types.
20642 (new_structure): Improve diagnostics of duplicate definitions.
20643 Make sure location_s is associated with input.h.
20644 (nreverse_pairs, define_location_structures): New functions.
20645 (main): Improve tagging of kludge types. Remove old kludges
20646 for input.h types; use define_location_structures.
20647 * gengtype.h: Update prototypes. Define token codes here.
20648 * Makefile.in: Remove all references to gengtype-yacc.
20649 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
20651 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
20652 add GTY((skip)) to the field that's only conditionally there.
20653 * doc/install.texi: Document that Bison is no longer required
20654 unless building treelang.
20656 * gengtype.c: Don't include gtyp-gen.h.
20657 (srcdir): Declare here.
20658 (base_files, lang_dir_names): Allocate dynamically.
20659 (gt_files, num_gt_files, num_lang_dirs): New globals.
20660 (measure_input_list, read_input_line, read_input_list)
20661 (set_lang_bitmap): New functions.
20662 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
20663 simplify, relying on read_input_list to set up the bitmaps.
20664 (main): Arguments are no longer unused. Check for correct number
20665 of command line arguments, set srcdir and srcdir_len, then call
20666 read_input_list, before doing anything else. No need to worry
20667 about duplicates in main loop.
20668 * configure.ac: Simplify the calculation of all_gtfiles.
20669 Put language tags in there. Don't set or substitute
20670 all_gtfiles_files_langs or all_gtfiles_files_frags.
20671 * Makefile.in: Revamp the way gengtype is invoked, now that it
20672 takes a file on its command line with a much simpler format.
20673 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
20674 (GTFILES): Remove duplicates and C source files.
20675 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
20676 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
20677 * configure: Regenerate.
20679 * gengtype.h: Remove all type definitions to gengtype.c; leave
20680 only definitions of options_p, type_p, and pair_p as opaque
20681 pointers. Update prototypes.
20682 * gengtype.c: Many type definitions moved here from gengtype.h.
20683 Consolidate type definitions at the top of the file.
20684 (xvasprintf): Delete.
20685 (xasprintf): Make static.
20686 (create_nested_pointer_option): Add 'next' parameter.
20687 (create_field_all, create_field_at): New functions.
20688 (create_field): Now a thin wrapper around create_field_all.
20689 (create_optional_field): Rename create_optional_field_ and add
20690 line argument. Original name is now a macro which supplies
20692 (oprintf): Use vsnprintf directly.
20693 (close_output_files): Use fatal rather than perror/exit.
20694 (note_def_vec, note_def_vec_alloc): Use create_field_at.
20695 (main): Set progname. Don't use exit.
20696 * gengtype-yacc.y (struct_fields): Use create_field_at.
20697 (option, optionseqopt): Delete.
20698 (optionseq): Consolidate productions from option here so we
20699 can use the first argument to create_option.
20701 * gengtype-lex.l: Distinguish unions from structures in the
20702 token type. Don't call find_structure; return the tag as a string.
20703 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
20704 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
20705 string. Reorganize typedef_struct production accordingly.
20706 Use create_nested_ptr_option.
20707 * gengtype.c (create_nested_ptr_option): New function.
20708 * gengtype.h: Declare it.
20710 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
20711 (string_type): Don't declare.
20712 (do_scalar_typedef): Declare.
20713 (create_scalar_type): Update prototype.
20714 * gengtype.c (string_type): Make static.
20715 (scalar_nonchar, scalar_char): New.
20716 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
20717 (resolve_typedef): Use scalar_nonchar for error recovery.
20718 (create_scalar_type): Remove name_len field. Return scalar_char
20719 or scalar_nonchar as appropriate.
20720 (adjust_field_type): Look at scalar_is_char boolean to decide whether
20721 to use string_type.
20722 (throughout): Use scalar_nonchar instead of calling
20723 create_scalar_type, whenever possible.
20724 (main): Initialize scalar_char and scalar_nonchar before calling
20726 * gengtype-lex.l: Adjust for removal of second argument to
20727 create_scalar_type. Use yylval.s instead of yylval.t when
20729 * gengtype-yacc.y: Type of SCALAR is string. Call
20730 create_scalar_type from type:SCALAR rule. Adjust for removal of
20731 second argument to create_scalar_type.
20733 * vec.h: Remove all #if IN_GENGTYPE blocks.
20734 Add comment saying that changes may require adjustments to gengtype.
20735 * gengtype.c: Don't include coretypes.h or tm.h.
20736 Add comment to inclusion of errors.h.
20737 (note_def_vec, note_def_vec_alloc): New functions.
20738 * gengtype.h: Declare new functions.
20739 * gengtype-lex.l: Don't include coretypes.h.
20740 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
20742 (update_lineno): Remove unnecessary prototype.
20743 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
20744 (VEC rule): Just return VEC_TOKEN.
20745 * gengtype-yacc.y (VEC_TOKEN): New token type.
20746 (type): Add a production for VEC(a,b).
20747 * Makefile.in: Update dependencies.
20749 * gengtype-lex.l: Remove rules for parsing pointer-to-function
20750 typedefs that use the old PARAMS macro.
20752 * gengtype-lex.l: Remove all rules and states relating to yacc
20754 * gengtype-yacc.y: Similarly.
20755 * gengtype.c (note_yacc_type): Delete function.
20756 * gengtype.h: Update prototypes.
20758 2007-03-26 Joseph Myers <joseph@codesourcery.com>
20760 * tree-pretty-print.c (dump_generic_node): Report precision of
20761 unnamed integer types.
20763 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
20765 * ifcvt.c (noce_try_store_flag_constants): Don't check
20766 no_new_pseudos here.
20767 (noce_try_store_flag_constants): Don't check no_new_pseudos.
20768 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
20769 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
20770 noce_try_sign_mask): Likewise.
20771 (if_convert): Check no_new_pseudos here.
20773 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
20775 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
20776 (noce_get_condition): Handle new then_else_reversed argument.
20777 (noce_init_if_info): Remove, fold into noce_find_if_block.
20778 (noce_process_if_block): Take a struct noce_if_info as the
20779 argument. Don't set up one based on ce_if_info. Update pointer
20780 references accordingly.
20781 (cond_move_process_if_block): Likewise.
20782 (process_if_block): Removed.
20783 (find_if_block): Removed. Move functionality two new functions,
20784 noce_find_if_block and cond_exec_find_if_block.
20785 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
20786 blocks and the symmetric IF-ELSE-JOIN case.
20787 (cond_exec_find_if_block): Also new function mostly based on old
20788 find_if_block and process_if_block.
20789 (find_if_header): Replace find_if_block call with separately
20790 guarded calls to noce_find_if_block and cond_exec_find_if_block.
20791 (find_cond_trap): Update noce_get_condition call.
20792 (dead_or_predicable): Likewise.
20794 2007-03-26 Jakub Jelinek <jakub@redhat.com>
20796 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
20798 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
20799 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
20800 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
20801 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
20802 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
20803 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
20804 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
20805 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
20806 __builtin_ia32_psrad128 builtins.
20808 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
20810 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
20811 * config/i386/constraints.md
20812 (define_constraint "I"): Use IN_RANGE macro.
20813 (define_constraint "J"): Ditto.
20814 (define_constraint "K"): Ditto.
20815 (define_constraint "M"): Ditto.
20816 (define_constraint "N"): Ditto.
20817 (define_constraint "O"): Ditto.
20818 * config/i386/predicates.md
20819 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
20820 (define_predicate "const_0_to_3_operand"): Ditto.
20821 (define_predicate "const_0_to_7_operand"): Ditto.
20822 (define_predicate "const_0_to_15_operand"): Ditto.
20823 (define_predicate "const_0_to_63_operand"): Ditto.
20824 (define_predicate "const_0_to_255_operand"): Ditto.
20825 (define_predicate "const_1_to_31_operand"): Ditto.
20826 (define_predicate "const_2_to_3_operand"): Ditto.
20827 (define_predicate "const_4_to_7_operand"): Ditto.
20829 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20831 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
20832 in SImode for save_world.
20833 * config/rs6000/altivec.md (save_world, restore_world): Convert to
20836 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
20838 PR tree-optimization/30784
20839 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
20842 2007-03-25 Revital Eres <eres@il.ibm.com>
20844 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
20845 Fold movement_possibility function into it.
20847 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20849 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
20850 (load_macho_picbase_{si,di}): Convert to LR hard reg.
20851 (call_indirect_nonlocal_darwin64): Same.
20852 (call_nonlocal_darwin64): Same.
20853 (call_value_indirect_nonlocal_darwin64): Same.
20854 (call_value_nonlocal_darwin64): Same.
20855 (sibcall_nonlocal_darwin64): Same.
20856 (sibcall_value_nonlocal_darwin64): Same.
20857 (sibcall_symbolic_64): Same.
20858 (sibcall_value_symbolic_64): Same.
20859 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
20861 (rs6000_emit_load_toc_table): Same.
20862 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
20863 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
20865 (divss_call): Same.
20866 (divus_call): Same.
20867 (quoss_call): Same.
20868 (quous_call): Same.
20869 (load_toc_v4_pic_si): Same
20870 (load_toc_v4_PIC_1): Same.
20871 (load_toc_v4_PIC_1b): Same.
20872 (call_indirect_aix{32,64}): Same.
20873 (call_value_indirect_aix{32,64}): Same.
20875 (call_value): Same.
20876 (call_local{32,64}): Same.
20877 (call_value_local{32,64}): Same.
20878 (call_indirect_nonlocal_aix{32,64}): Same.
20879 (call_nonlocal_aix{32,64}): Same.
20880 (call_value_indirect_nonlocal_aix{32,64}): Same.
20881 (call_value_nonlocal_aix{32,64}): Same.
20882 (call_indirect_nonlocal_sysv<mode>): Same.
20883 (call_nonlocal_sysv<mode>): Same.
20884 (call_value_indirect_nonlocal_sysv<mode>): Same.
20885 (call_value_nonlocal_sysv<mode>): Same.
20887 (sibcall_local{32,64}): Same.
20888 (sibcall_value_local{32,64}): Same.
20889 (sibcall_nonlocal_aix{32,64}): Same.
20890 (sibcall_value_nonlocal_aix{32,64}): Same.
20891 (sibcall_nonlocal_sysv<mode>): Same.
20892 (sibcall_value): Same.
20893 (sibcall_value_nonlocal_sysv<mode>): Same.
20895 2007-03-24 Paul Brook <paul@codesourcery.com>
20897 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
20898 * config/arm/linux-eabi.h: Remove legacy syscall hack.
20900 2007-03-24 Richard Henderson <rth@redhat.com>
20902 * config/ia64/constraints.md: New file.
20903 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
20904 satisfies_constraint_?.
20905 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
20906 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
20907 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
20908 ia64_output_mi_thunk): Likewise.
20909 (ia64_const_ok_for_letter_p): Remove.
20910 (ia64_const_double_ok_for_letter_p): Remove.
20911 (ia64_extra_constraint): Remove.
20912 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
20913 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
20914 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
20915 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
20916 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
20917 EXTRA_MEMORY_CONSTRAINT): Remove.
20918 * config/ia64/ia64.md: Include constriants.md. Replace
20919 CONST_OK_FOR_? with satisfies_constraint_?.
20921 2007-03-23 Michael Meissner <michael.meissner@amd.com>
20922 H.J. Lu <hongjiu.lu@intel.com>
20924 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
20926 (name macros): Use DPD_BID_NAME to convert names properly.
20928 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
20929 decimal floating point format.
20930 (init_floating_libfuncs): Change decimal functions so that they
20931 have a "bid_" prefix if the decimal system uses the BID format,
20932 and "dpd_" prefix if the decimal system uses the DPD format.
20933 (init_interclass_conv_libfuncs): Ditto.
20934 (init_intraclass_conv_libfuncs): Ditto.
20936 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20937 using the BID format.
20939 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20940 whether we are using the BID decimal format.
20941 * configure: Regenerate.
20943 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20944 the compiler has decimal floating point enabled. Define
20945 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20948 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20949 using the BID format.
20951 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20952 whether we are using the BID decimal format.
20953 * configure: Regenerate.
20955 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20956 the compiler has decimal floating point enabled. Define
20957 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20960 * doc/install.texi (--enable-decimal-float): Document BID and DPD
20961 options, and that it is enabled for i386/x86_64 systems.
20963 * Makefile.in (enable_decimal_float): New.
20965 (DECNUMINC): Add -I$(DECNUMFMT).
20966 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
20967 to $(DECNUMFMT) from $(DECNUM).
20969 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
20970 Substitute enable_decimal_float.
20971 * configure: Regenerated.
20974 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
20977 * configure.ac: Enable decimal float for x86_64-*-linux*.
20978 * configure: Regenerated.
20981 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
20982 decimal128ClearSign to flip and clear the sign bit in decimal128.
20983 (decimal_real_maxval): Set decimal128SetSign to set the sign
20986 2007-03-23 Ian Lance Taylor <iant@google.com>
20988 * fold-const.c (fold_binary): Correct warning for X - c >= X.
20990 2007-03-23 Ian Lance Taylor <iant@google.com>
20992 * tree-dump.c (dump_files): Correct comment.
20994 2007-03-23 Ian Lance Taylor <iant@google.com>
20996 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
20998 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
21000 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
21001 in cfglayout mode. Don't go into and out of cfglayout mode.
21002 Link the blocks in the order of the constructed traces.
21003 (rest_of_handle_tracer): Adjust call to tracer.
21004 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
21005 Don't go into cfglayout mode.
21006 (rtl_loop_done): Don't go out of cfglayout mode.
21007 * cfglayout.c (relink_block_chain): New function, split out from...
21008 (fixup_reorder_chain): ...here. Remove redundant checking.
21009 (cfg_layout_finalize): Don't clear the header, footer, and aux
21010 fields here, move the code to do so to relink_block_chain. Likewise
21011 for free_original_copy_tables.
21012 * rtl.h (tracer): Update prototype.
21013 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
21014 Assert we are in cfglayout mode. Don't go into and out of cfglayout
21015 mode. Use relink_block_chain to serialize the CFG according to the
21016 new basic block order. Move targetm.cannot_modify_jumps_p check from
21018 (gate_handle_reorder_blocks): ...to here.
21019 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
21021 (gate_duplicate_computed_gotos): ...to here.
21022 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
21023 something always changes when going into and out of cfglayout mode.
21024 Perform an expensive cfg cleanup while going into cfglayout mode.
21025 Always update liveness information on HAVE_conditional_execution
21026 targets. Reserialize the basic blocks and go out of cfglayout mode.
21027 * reg-stack.c: Include cfglayout.h.
21028 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
21029 the call to reorder_basic_blocks.
21030 * basic-block.h (reorder_basic_blocks): Update prototype.
21031 (relink_block_chain): New prototype.
21032 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
21034 2007-03-23 Joseph Myers <joseph@codesourcery.com>
21036 * config/mips/mips.md (type, hazard, *movdi_32bit,
21037 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
21038 *movhi_internal, *movqi_internal, *movsf_hardfloat,
21039 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
21040 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
21041 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
21043 (movcc): Change first xfer to multi.
21044 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
21045 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
21046 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
21047 config/mips/generic.md: Change reservations using "xfer" to use
21049 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
21050 using match_operand.
21051 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
21052 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
21054 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
21056 2007-03-22 Richard Henderson <rth@redhat.com>
21058 * config/i386/i386.c: Remove unnecessary function declarations.
21059 Move targetm definition, and all related macros, to the end of
21060 the file. Resort some functions to put definitions before uses.
21061 (ix86_attribute_table): Make static. Move to end of file.
21062 (ix86_gimplify_va_arg): Make static.
21064 2007-03-22 Richard Henderson <rth@redhat.com>
21066 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
21067 don't increase local_regparm with force_align_arg_pointer check.
21068 (ix86_function_sseregparm): Assert 32-bit.
21069 (type_has_variadic_args_p): New.
21070 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
21071 type_has_variadic_args_p.
21072 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
21073 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
21074 use memset instead. Do maybe_vaarg check first; skip attribute
21075 tests if true; skip attribute tests for 64-bit.
21076 (construct_container): Remove TARGET_DEBUG_ARG.
21077 (function_arg_advance_32, function_arg_advance_64): Split out ...
21078 (function_arg_advance): ... from here.
21079 (function_arg_32, function_arg_64): Split out ...
21080 (function_arg): ... from here.
21081 (ix86_pass_by_reference): Tidy.
21082 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
21083 (function_value_32): New, from parts of ix86_function_value
21084 and ix86_value_regno.
21085 (function_value_64): New, from parts of ix86_function_value
21086 and ix86_libcall_value.
21087 (ix86_function_value_1): New.
21088 (ix86_function_value, ix86_libcall_value): Use it.
21089 (return_in_memory_32, return_in_memory_64): Split out ...
21090 (ix86_return_in_memory): ... from here.
21091 (ix86_struct_value_rtx): Skip for 64-bit.
21092 (ix86_libcall_value, ix86_value_regno): Remove.
21093 (setup_incoming_varargs_64): Split out ...
21094 (ix86_setup_incoming_varargs): ... from here.
21095 (ix86_va_start): Remove TARGET_DEBUG_ARG.
21096 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
21097 * config/i386/i386-protos.h (ix86_function_value): Remove.
21098 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
21100 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21103 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
21104 infinities not supported, otherwise emit warning if -Woverflow. On
21105 underflow, emit warning if -Woverflow.
21106 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
21108 * real.h (real_from_string): Update declaration
21110 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
21111 Richard Henderson <rth@redhat.com>
21113 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
21114 * calls.c (compute_argument_block_size, expand_call,
21115 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
21116 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
21117 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
21118 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
21119 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
21120 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
21121 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
21122 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
21125 2007-03-22 Joseph Myers <joseph@codesourcery.com>
21127 * c-incpath.c (add_sysroot_to_chain): New.
21128 (merge_include_chains): Add sysroot argument. Call
21129 add_sysroot_to_chain if sysrooted.
21130 (register_include_chains): Update call to merge_include_chains.
21131 * doc/cppopts.texi: Document use of '=' in include directory
21134 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
21136 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
21137 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
21138 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
21139 insn pattern using X87MODEF12 mode macro.
21141 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
21143 * regmove.c (regmove_optimize): Use reg_mentioned_p
21144 instead of reg_overlap_mentioned_p for DST.
21146 2007-03-21 Mike Stump <mrs@apple.com>
21148 * c.opt: Fixup for Objective-C/C++.
21150 2007-03-21 Steve Ellcey <sje@cup.hp.com>
21152 * explow.c (convert_memory_address): Fold memory reference when
21153 POINTERS_EXTEND_UNSIGNED < 0
21155 2007-03-21 Richard Henderson <rth@redhat.com>
21158 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
21159 * config/i386/mmintrin.h (__m64): Likewise.
21160 * config/i386/xmmintrin.h (__m128): Likewise.
21162 2007-03-21 Richard Sandiford <richard@codesourcery.com>
21164 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
21165 (VXWORKS_OS_CPP_BUILTINS): Define.
21166 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
21167 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
21169 2007-03-21 Richard Sandiford <richard@codesourcery.com>
21171 * rtl.h (constant_pool_reference_p): Delete.
21172 (find_constant_src): Declare.
21173 * rtlanal.c (find_constant_src): New function.
21174 * simplify-rtx.c (constant_pool_reference_p): Delete.
21175 * config/i386/i386.md: Use find_constant_src instead of
21176 constant_pool_reference_p/avoid_constant_pool_reference pairs.
21178 2007-03-21 Richard Sandiford <richard@codesourcery.com>
21180 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
21181 * c-cppbuiltin.c (c_cpp_builtins): Define them.
21183 2007-03-20 Mark Mitchell <mark@codesourcery.com>
21185 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
21186 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
21187 (arm_elf_asm_constructor): Use it.
21188 (arm_elf_asm_destructor): New function.
21190 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
21192 * jump.c (mark_jump_label): Treat SEQUENCE specially.
21194 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
21196 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
21198 2007-03-19 Andrew Haley <aph@redhat.com>
21200 PR tree-optimization/31264
21201 * tree-vrp.c (register_edge_assert_for_1): Don't look though
21202 VIEW_CONVERT_EXPRs.
21204 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
21206 PR rtl-optimization/30907
21207 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
21208 (fwprop_init): Always call loop_optimizer_initialize.
21209 (fwprop_done): Always call loop_optimizer_finalize.
21210 (fwprop): We always have loop info now.
21211 (gate_fwprop_addr): Remove.
21212 (pass_fwprop_addr): Use gate_fwprop as gate.
21214 PR rtl-optimization/30841
21215 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
21216 df_chain_alloc): Call df_reorganize_refs unconditionally.
21217 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
21218 refs_organized to refs_organized_size.
21219 (df_ref_create_structure): Use refs_organized_size instead of
21220 bitmap_size if refs had been organized, and keep refs_organized_size
21222 * df.h (struct df_ref_info): Change refs_organized to
21223 refs_organized_size.
21224 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
21227 2007-03-19 Mark Mitchell <mark@codesourcery.com>
21229 * except.c (output_function_exception_table): Do not reference the
21230 EH personality routine for functions that do not require an
21233 2007-03-20 Jakub Jelinek <jakub@redhat.com>
21236 * c-typeck.c (convert_for_assignment): Call comptypes for
21237 RECORD_TYPE or UNION_TYPE.
21239 PR inline-asm/30505
21240 * reload1.c (reload): Do invalid ASM checking after
21241 cleanup_subreg_operands.
21243 2007-03-19 Jeff Law <law@redhat.com>
21245 * tree-cfg.c (find_taken_edge): Tighten conditions for
21246 optimizing computed gotos.
21248 2007-03-19 Michael Matz <matz@suse.de>
21250 * builtins.c (expand_builtin_sync_operation,
21251 expand_builtin_compare_and_swap,
21252 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
21255 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
21256 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
21259 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21261 * doc/tm.texi: Add brackets around the return type of
21262 TARGET_SECONDARY_RELOAD.
21264 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21265 Richard Guenther <rguenther@suse.de>
21267 PR tree-optimization/31254
21268 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
21269 Use handled_component_p () where appropriate. Continue
21270 propagating into the rhs if we propagated into an INDIRECT_REF
21273 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21275 * config/s390/s390.md (op_type attribute): RRR instruction type added.
21276 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
21277 (xde, xdee): Mode attributes adjusted to support DFP modes.
21278 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
21279 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
21280 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
21281 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
21282 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
21283 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
21284 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
21286 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
21287 "movsf"): Insn definitions removed.
21288 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
21289 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
21290 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
21292 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
21293 "reload_in<mode>", "reload_out<mode>"): Expander added.
21294 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
21297 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21299 * config/s390/s390.md: Only non-functional changes. Renamed
21300 FPR mode macro to BFP all over the file.
21302 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21304 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
21305 (op_type attribute): RRF instruction type added.
21306 (fT0): New mode attribute.
21307 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
21308 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
21309 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
21310 instruction no secondary memory is needed when moving DFmode values
21311 between GPRs and FPRs.
21313 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21315 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
21316 inverted and documentation adjusted.
21317 ("mhard-dfp", "msoft-dfp"): New options.
21318 * config/s390/s390.c (s390_handle_arch_option): New architecture
21320 (override_options): Sanity checks for the new options added.
21321 * config.gcc: New architecture switch: z9-ec.
21322 * config/s390/s390.h (processor_flags): PF_DFP added.
21323 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
21324 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
21325 when the bit is NOT set so remove it from the defaults.
21327 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21329 * genemit.c (main): Print include statement for dfp.h.
21330 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
21333 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
21335 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
21337 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
21340 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
21341 instead of PATTERN.
21343 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21345 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
21346 attr_length_call, output_call, output_indirect_call): Cleanup
21347 formatting of targetm calls.
21349 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
21351 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
21353 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21355 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
21356 reservation, bypass and anti-bypass descriptions for these
21357 instructions. Update move patterns.
21358 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
21361 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
21363 * tree-vect-transform.c (get_initial_def_for_induction): Replace
21364 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
21365 (get_initial_def_for_reduction): Likewise.
21367 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
21369 Fix PR tree-optimization/29922
21370 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
21371 (get_representative): Removed.
21372 (value_dies_in_block_x): Update for rvuse removal.
21373 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
21374 (compute_antic_aux): Handle when PHI nodes appear in
21375 non-single-successors.
21376 (dump_bitmap_of_names): Removed.
21377 (compute_antic_safe): Renamed and removed rvuse calculation.
21378 Calculate only antic safe.
21379 (insert_into_preds_of_block): Remove assert.
21380 (execute_pre): Update for renamed functions.
21381 (defer_or_phi_translate_block): New function.
21383 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
21385 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
21386 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
21388 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
21389 Follow spelling conventions.
21391 * tree-data-ref.h: Remove the prototype for analyze_array.
21393 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
21395 PR tree-optimization/31041
21396 * tree-vect-transform.c (get_initial_def_for_induction): Call
21397 force_gimple_operand.
21399 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
21401 * ipa-type-escape.c (look_for_casts) : Revert code to use
21402 handled_component_p due to ada test a-numaux.adb.
21404 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
21406 * final.c (final_scan_insn): Alter the condition of a
21407 conditional trap if we have nonstandard CC.
21409 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21411 * configure.ac: Remove excess quoting from asm line 0 test.
21412 * configure: Rebuilt.
21414 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21416 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
21417 * c-common.c (convert_and_check): Move warning logic to...
21418 (warnings_for_convert_and_check): ...here. Define.
21419 * c-common.h (warnings_for_convert_and_check): Declare.
21421 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21423 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
21424 (output_call): Likewise.
21426 2007-03-16 Richard Sandiford <richard@codesourcery.com>
21428 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
21430 2007-03-16 Richard Sandiford <richard@codesourcery.com>
21432 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
21434 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
21436 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
21437 opteron, athlon-64 and athlon-fx processor_alias_table entries.
21439 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
21441 PR tree-optimization/31183
21442 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
21443 Use double_int instead of unsigned int for representing access_strides.
21444 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
21446 2007-03-16 Richard Guenther <rguenther@suse.de>
21448 PR tree-optimization/31146
21449 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
21450 to allow recursion of forward_propagate_addr_expr.
21451 (forward_propagate_addr_into_variable_array_index): Likewise.
21452 (forward_propagate_addr_expr): Likewise.
21453 (tree_ssa_forward_propagate_single_use_vars): Likewise.
21454 (forward_propagate_addr_expr_1): Recurse on simple copies
21455 instead of propagating into them. Do so for useless conversions
21457 (forward_propagate_addr_expr): Clean up unused statements after
21460 2007-03-16 Richard Guenther <rguenther@suse.de>
21462 * builtins.c (expand_builtin_cexpi): Use the right argument
21463 for the expansion via cexp.
21465 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21467 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
21468 * configure: Rebuilt.
21470 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21473 * dwarf2out.c (force_type_die): Adjust comment.
21474 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
21476 2007-03-15 DJ Delorie <dj@redhat.com>
21478 * config/frv/predicates.md (minmax_operator): Don't check operands
21481 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
21483 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
21484 Update constant estimates of number of iterations.
21485 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
21486 argument renamed to "realistic".
21487 (compute_estimated_nb_iterations): Removed.
21488 (record_niter_bound): New function.
21489 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
21490 call record_nonwrapping_iv with upper = false.
21491 (infer_loop_bounds_from_signedness): Pass upper argument to
21492 record_nonwrapping_iv.
21493 (estimate_numbers_of_iterations_loop): Do not call
21494 compute_estimated_nb_iterations. Record estimate based on profile
21495 information. Initialize the constant estimates of number of
21497 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
21499 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
21500 number of iterations is too small.
21501 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
21502 (EST_NOT_AVAILABLE): Removed.
21503 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
21504 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
21507 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
21509 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
21510 Handle NE_EXPR guards.
21512 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21515 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
21516 Set also -pedantic-errors by default for the preprocessor unless
21517 -fpermissive is given.
21519 2007-03-15 Richard Guenther <rguenther@suse.de>
21521 PR middle-end/29719
21522 PR middle-end/31161
21523 * builtins.c (expand_builtin_cexpi): As a fallback if we
21524 don't have builtins for sincos or cexp create a function
21525 declaration for cexp and expand to a call to that.
21526 (expand_builtin_int_roundingfn): Always fall
21527 back to floor/ceil and its variants even if they may be
21530 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
21532 PR middle-end/31159
21533 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
21534 jump tables, move the call to delete_dead_jumptables from here...
21535 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
21536 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
21537 don't allow merging of blocks that try_redirect_by_replacing_jump
21538 also does not handle when not optimizing.
21540 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21541 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21543 * config/i386/i386.md (x86_sahf_1): Correctly handle
21546 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21549 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
21550 x86_64_general_operand as operand[2] predicate. Remove "iF"
21551 from operand constraints and use "e" constraint instead.
21552 (*subti3_1, *subti3_1 splitter): Ditto.
21553 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
21554 operand[1] predicate.
21556 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
21558 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
21559 arrays, multiply the access strides by the size of the sub-array.
21560 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
21562 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21564 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
21565 the configured assembler supports the sahf mnemonic.
21566 * configure: Regenerate.
21567 * config.in: Regenerate.
21569 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
21570 emit "sahf" or ".byte\t0x9e" as asm template.
21572 2007-03-14 Michael Meissner <michael.meissner@amd.com>
21575 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
21576 option to replace hard coded TARGET_xxx in md file.
21577 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
21578 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
21579 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
21580 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
21581 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
21582 (X86_TUNE_NOT_VECTORMODE): Ditto.
21583 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
21584 (TUNE_AVOID_VECTOR_DECODE): Ditto.
21585 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
21586 (TUNE_SLOW_IMUL_IMM8): Ditto.
21587 (TUNE_MOVE_M1_VIA_OR): Ditto.
21588 (TUNE_NOT_UNPAIRABLE): Ditto.
21589 (TUNE_NOT_VECTORMODE): Ditto.
21591 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
21594 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
21595 tuning options instead of hard coded TARGET_xxx.
21596 (fix ssemode peephole2's): Ditto.
21597 (imul peephole2's): Ditto.
21599 (movdi_or_rex64): Ditto.
21600 (move peephole2): Ditto.
21601 (not peephole2's): Ditto.
21603 2007-03-14 Dirk Mueller <dmueller@suse.de>
21605 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
21606 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
21607 * c-parser.c (c_parser_if_body): Always add an empty statement in case
21609 * c-parser.c (c_parser_do_statement): Warn about empty body in
21610 do/while statement.
21611 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
21612 * doc/invoke.texi (-Wempty-body): Update documentation.
21614 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21617 * c-common.h (warn_for_div_by_zero): Declare.
21618 * c-common.c (warn_for_div_by_zero): Define.
21619 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
21622 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21624 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
21625 to PREFIX and STANDARD_PREFIX.
21627 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21628 Phil Edwards <phil@codesourcery.com>
21630 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
21631 (__gthread_once_t): Remove busy field for RTPs.
21632 (__GTHREAD_ONCE_INIT): Update accordingly.
21634 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21636 * doc/invoke.texi: Document VxWorks options.
21638 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21640 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
21642 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
21644 PR tree-optimization/30590
21645 * tree-nrv.c (tree_nrv): Check for the partial update of the
21648 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21650 * flags.h (flag_random_seed): Remove declaration, in favor of...
21651 * toplev.h (get_random_seed, set_random_seed): ... these.
21652 * tree.c (get_file_function_name): Use the former.
21653 * opts.c (common_handle_option): Use the latter.
21656 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
21658 PR middle-end/31127
21659 * cse.c (cse_find_path): Do not bail out if a basic block that
21660 we already visited now becomes part of a path that starts at a
21661 different basic block. Just disallow this, to make sure we
21662 visit each basic block at most once.
21664 2007-03-13 Jan Hubicka <jh@suse.cz>
21666 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
21667 attributes, when profile esitmate is present, calls with very low
21668 frequency are cold.
21670 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
21672 PR tree-optimization/30730
21673 PR tree-optimization/26900
21674 * tree-ssa-loop-niter.c: Include gmp.h.
21675 (bounds): New type.
21676 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
21677 split_to_var_and_offset, determine_value_range,
21678 bound_difference_of_offsetted_base, refine_bounds_using_guard,
21679 bound_difference, bounds_add, bounds_negate,
21680 number_of_iterations_ne_max, dump_affine_iv): New functions.
21681 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
21682 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
21683 difference of initial and final value of control iv to validate
21685 (number_of_iterations_cond): Add loop parameter. Determine bounds
21686 on the difference of the extremes of the control iv. Add dumps.
21687 (expand_simple_operations): Handle phi nodes.
21688 (simplify_using_initial_conditions): Do not record used conditions.
21689 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
21690 Do not set additional_info.
21691 (implies_nonnegative_p, implies_ge_p): Removed.
21692 (derive_constant_upper_bound): Do not use parameter `additional'.
21693 (record_estimate): Parameter `additional' removed. Parameter
21694 `i_bound' added. Do not call derive_constant_upper_bound.
21695 (record_nonwrapping_iv): Use derive_constant_upper_bound to
21696 bound the number of iterations estimate.
21697 (estimate_numbers_of_iterations_loop): Pass the estimate from
21698 the number of iterations analysis to record_estimate.
21699 * tree.h (multiple_of_p): Declare.
21700 * tree-scalar-evolution.c (expression_expensive_p): Removed.
21701 (scev_const_prop): Do not check expression_expensive_p.
21702 * fold-const.c (multiple_of_p): Exported.
21703 * double-int.c (double_int_mask): Exported.
21704 * double-int.h (double_int_mask): Declare.
21705 * tree-flow.h (struct tree_niter_desc): Removed additional_info
21706 field. Added max field.
21708 2007-03-13 David Taylor <taylor@candd.org>
21711 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
21714 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21717 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
21718 two unamed patterns.
21720 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
21722 * config/i386/i386.opt (mcx16, msahf): New options.
21723 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
21724 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
21726 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
21727 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
21728 Output -mcx16 and -msahf options when corresponding bit is set.
21730 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
21731 and -msahf options.
21733 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21735 * configure.ac: Test for assembler tolerance to # 0 "".
21736 * configure, config.in: Rebuilt.
21737 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
21739 2007-03-13 Geoffrey Keating <geoffk@apple.com>
21741 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
21743 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
21744 (handle_syscall): Handle direct system calls.
21745 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
21747 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21749 * doc/invoke.texi: Fix cpp.info cross-reference.
21750 * doc/passes.texi: Fix gcc.info cross-reference.
21752 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
21754 PR tree-optimization/30835
21755 * lambda-code.c (can_convert_to_perfect_nest): Check whether
21756 bb_for_stmt is not NULL before accessing it.
21758 2007-03-12 Joseph Myers <joseph@codesourcery.com>
21760 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
21763 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21766 * doc/install.texi: Document --enable-stage1-languages
21768 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
21770 * tree-pass.h (pass_into_cfg_layout_mode,
21771 pass_outof_cfg_layout_mode): Declare.
21772 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
21773 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
21774 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
21775 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
21777 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
21779 * c-decl.c (warn_variable_length_array): New function.
21780 Refactored from grokdeclarator to handle warn_vla
21781 and handle unnamed array case.
21782 (grokdeclarator): Refactored VLA warning case.
21783 * c.opt (Wvla): New flag.
21784 * doc/invoke.texi (Wvla): New warning.
21786 2007-03-12 Richard Henderson <rth@redhat.com>
21788 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
21789 (TARGET_SECTION_TYPE_FLAGS): New.
21791 2007-03-12 Richard Henderson <rth@redhat.com>
21793 * config/darwin.c (machopic_reloc_rw_mask): New.
21794 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
21795 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
21797 2007-03-12 Mark Mitchell <mark@codesourcery.com>
21799 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
21800 * cppdefault.h (cpp_PREFIX): Document.
21801 (cpp_PREFIX_len): Likewise.
21802 (cpp_EXEC_PREFIX): New variable.
21803 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
21804 * c-incpath.c (add_standard_paths): Correct logic for relocating
21805 paths within prefix.
21807 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
21809 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
21810 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
21812 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
21813 fix_truncdfdi_sse using SSEMODEF mode macro.
21814 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
21815 fix_truncdfsi_sse using SSEMODEF mode macro.
21816 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
21817 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
21819 2007-03-12 Richard Sandiford <richard@codesourcery.com>
21821 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
21822 elfos.h to tm_file.
21824 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
21826 * tree.h : Add multiple_of_p declaration.
21827 * fold-const.c (multiple_of_p): Make multiple_of_p public.
21828 * ipa-type-escape.c (results_of_malloc): Redundant.
21829 (visited_stmts): New. Visited stmt for walk_use_def_chains.
21830 (cast_type): Extended with new members.
21831 (check_cast): Returns cast_type.
21832 (cast): New structure for data of walk_use_def_chains.
21833 (is_malloc_result, is_cast_from_non_pointer_1,
21834 is_cast_from_non_pointer,
21835 is_array_access_through_pointer_and_index): New functions.
21836 (look_for_casts): Returns cast types.
21837 (check_call): Returns void.
21838 (okay_pointer_operation): Use support of pointer plus index,
21839 pointer plus constant and allow all multiplications.
21841 2007-03-11 Richard Guenther <rguenther@suse.de>
21843 PR tree-optimization/31115
21844 * tree-vrp.c (extract_range_from_binary_expr): Make sure
21845 the shift count is positive and non-anti-range for RSHIFT_EXPR.
21846 A shift count of zero is not special as with *_DIV_EXPR.
21847 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
21850 2007-03-11 Ian Lance Taylor <iant@google.com>
21852 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
21853 the *_DIV_EXPR codes correctly with overflow infinities.
21855 2007-03-11 Ira Rosen <irar@il.ibm.com>
21857 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
21858 indicate success/failure of the analysis. Add negation to subtrahend
21859 in case of subtraction. Fail if both operands contain constants.
21860 (create_data_ref): Fail if analyze_offset fails.
21862 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
21864 * config/i386/i386.md (frndintxf2): Rename to ...
21865 (rintxf2): ... this. Remove expander having same name.
21866 (rintsf2, rintdf2): Implement using SSEMODEF macro.
21867 (roundsf2, rounddf2): Ditto.
21868 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
21869 (lround<mode>di2, lround<mode>si2): Ditto.
21871 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
21873 * lower-subreg.c: Include except.h.
21874 (decompose_multiword_subregs): Verify that the only control flow
21875 insns we can split are loads to multi-words pseudos.
21876 Handle breaking such blocks after splitting, instead of calling
21877 find_many_sub_basic_blocks.
21879 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
21880 on the new basic block. Add a lengthy comment explaining why we
21881 thought this was necessary.
21882 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
21884 2007-03-10 Mark Mitchell <mark@codesourcery.com>
21887 * tree.c (walk_type_fields): Recurse into the element type of
21888 ARRAY_TYPEs if there is a pointer set.
21890 2007-03-10 Dirk Mueller <dmueller@suse.de>
21892 * c-common.c (warn_logical_operator): Fix condition.
21894 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
21896 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
21898 * config/darwin.c (machopic_select_section): Remove superfluous
21899 argument in call to categorize_decl_for_section. Remove unused
21902 2007-03-10 Joseph Myers <joseph@codesourcery.com>
21904 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
21906 * configure: Regenerate.
21908 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
21911 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
21912 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
21913 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
21914 Add LABEL_NUSES to emitted label.
21915 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
21916 branch probability value to emitted jump insn.
21917 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
21918 Do not check life information and do not re-arrange input operands
21919 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
21921 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21923 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
21924 the change of decode_asm_operands.
21926 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21928 * mode-switching.c (create_pre_exit): Skip blockage insn.
21930 2007-03-09 Diego Novillo <dnovillo@redhat.com>
21932 * tree-pass.h (TODO_update_smt_usage): Remove.
21934 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21938 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21940 * pa.c (attr_length_call): Revise condition for long
21941 pc-relative branch.
21942 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
21943 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
21944 sequence on SOM target.
21946 2007-03-09 Geoffrey Keating <geoffk@apple.com>
21948 * gcc.c: Document %{, in big comment at top.
21949 (input_suffix_matches): Remove special handling for .s and
21951 (input_spec_matches): New.
21952 (handle_braces): Handle %{,.
21953 (validate_switches): ',' indicates a value which is not a switch.
21954 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
21955 to detect assembler input.
21956 * config/i386/sol2.h (CPP_SPEC): Likewise.
21957 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
21958 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
21959 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
21960 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
21961 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
21962 -m64 causes deployment target to default to 10.5.
21963 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21965 2007-03-09 Richard Henderson <rth@redhat.com>
21968 * target.h (targetm.asm.out.reloc_rw_mask): New.
21969 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
21970 (TARGET_ASM_OUT): Use it.
21971 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
21972 * varasm.c (categorize_decl_for_section): Remove shlib argument;
21973 use the new reloc_rw_mask target hook instead.
21974 (default_section_type_flags_1): Merge into...
21975 (default_section_type_flags): ... here.
21976 (decl_readonly_section_1): Merge into...
21977 (decl_readonly_section): ... here.
21978 (default_elf_select_section_1): Merge into...
21979 (default_elf_select_section): ... here.
21980 (default_unique_section_1): Merge into...
21981 (default_unique_section): ... here.
21982 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
21983 (default_select_rtx_section): Use it.
21984 (default_elf_select_rtx_section): Likewise.
21985 * output.h: Update to match.
21986 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
21987 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
21988 (TARGET_ASM_RELOC_RW_MASK): New.
21989 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
21990 to categorize_decl_for_section.
21991 (x86_64_elf_unique_section): Likewise.
21992 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
21993 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
21994 (TARGET_ASM_RELOC_RW_MASK): New.
21995 * config/ia64/ia64.c (ia64_rwreloc_select_section,
21996 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
21997 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
21998 (TARGET_RWRELOC): Remove.
21999 (ia64_section_type_flags): Adjust call to default_section_type_flags.
22000 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
22001 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
22002 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
22003 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
22004 (rs6000_xcoff_select_section): Use decl_readonly_section.
22005 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
22006 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
22007 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
22008 (TARGET_SECTION_TYPE_FLAGS): Remove.
22009 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
22011 2007-03-09 Roger Sayle <roger@eyesopen.com>
22013 * fold-const.c (fold_comparison): Remove compile-time evaluation of
22014 complex constant equality/inequality comparisons for here.
22015 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
22016 known at compile-time or can be simplified to a scalar comparison.
22017 (fold_relational_const): Move compile-time evaluation of complex
22018 constant equality/inequality comparisons to here.
22020 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22022 PR rtl-optimization/30643
22023 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
22025 (fold_rtx): Recurse, like before 2006-11-03.
22027 2007-03-09 DJ Delorie <dj@redhat.com>
22029 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
22032 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
22034 PR tree-optimization/30375
22035 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
22036 LHS of statements is not the same.
22037 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
22039 2007-03-09 Chao-ying Fu <fu@mips.com>
22041 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
22043 * doc/invoke.texi (-mdspr2): Document new option.
22044 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
22045 New unspec for DSP REV 2.
22046 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
22047 these instructions are extended in DSP REV 2.
22048 (mips-dspr2.md): Include.
22049 * config/mips/mips.opt (mdspr2): New option.
22050 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
22051 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
22052 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
22053 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
22054 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
22055 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
22056 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
22058 (bdesc_map): Add one field of unsupported_target_flags.
22059 (bdesc_arrays): Update entries to have extra fields. Add
22061 (mips_init_builtins): Initialize new function types.
22062 Check unsupported_target_fileds to filter out builtins.
22063 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
22065 (ASM_SPEC): Pass mdspr2 to the assembler.
22066 * config/mips/mips-dspr2.md: New file.
22068 2007-03-09 Sa Liu <saliu@de.ibm.com>
22070 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
22072 2007-03-09 Ian Lance Taylor <iant@google.com>
22074 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
22075 argument) like -Wstrict-overflow=2.
22076 * doc/invoke.texi (Warning Options): Update documentation.
22078 2007-03-09 Dirk Mueller <dmueller@suse.de>
22081 * doc/invoke.texi (-Wlogical-op): Document.
22082 * common.opt (-Wlogical-op): New.
22083 * c-common.h (warn_logical_operator): Declare.
22084 * c-common.c (warn_logical_operator): Define.
22085 * c-typeck.c (parser_build_binary_op): Call
22086 warn_logical_operator.
22088 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22090 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
22091 * final.c (final_scan_insn): Test for non-"" file name.
22093 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
22095 * doc/loop.texi: Document the Omega linear constraints solver.
22096 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
22097 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
22098 omega-hash-table-size, omega-max-keys, and
22099 omega-eliminate-redundant-constraints.
22100 * tree-pass.h (pass_check_data_deps): Declared.
22103 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
22104 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
22105 pass_check_data_deps): New.
22106 * tree-data-ref.c (init_data_ref): Remove declaration.
22107 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
22108 (analyze_array): Renamed init_array_ref, move up initializations.
22109 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
22110 Removed arguments that are set to NULL.
22111 (analyze_indirect_ref): Correct indentation, correct call to
22113 (object_analysis): Call init_array_ref instead of analyze_array.
22114 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
22115 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
22116 of DR_ACCESS_FNS_ADDR.
22117 (init_omega_eq_with_af, omega_extract_distance_vectors,
22118 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
22119 ddr_consistent_p): New.
22120 (compute_affine_dependence): Check consistency of ddrs when
22121 flag_check_data_deps is passed.
22122 (analyze_all_data_dependences): Uncomment.
22123 (tree_check_data_deps): New.
22124 * tree-data-ref.h: Include omega.h.
22125 (DR_ACCESS_FNS_ADDR): Removed.
22126 (data_dependence_relation): Add inner_loop.
22127 (DDR_INNER_LOOP): New.
22128 * common.opt (fcheck-data-deps): New.
22129 * tree-flow.h (tree_check_data_deps): Declare.
22130 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
22131 (OBJS-common): Depend on omega.o.
22133 * passes.c (pass_check_data_deps): Scheduled.
22134 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
22135 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
22136 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
22137 PARAM_VECT_MAX_VERSION_CHECKS,
22138 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
22140 2007-03-09 Richard Guenther <rguenther@suse.de>
22142 PR tree-optimization/30904
22143 PR middle-end/31058
22144 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
22145 the same way as *_DIV_EXPR.
22147 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22149 * recog.c (decode_asm_operands): No mixed declarations and code.
22151 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22153 * rtl.def (ASM_INPUT): Add location.
22154 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
22155 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
22156 (decode_asm_operands): Add loc operand.
22157 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
22158 * stmt.c (expand_asm): Rename to...
22159 (expand_asm_loc): ... this. Add locus argument. Pass it on to
22160 gen_rtx_ASM_INPUT_loc.
22161 (expand_asm_expr): Adjust.
22162 * recog.c (decode_asm_operands): Add loc operand.
22163 (check_asm_operands, extract_insn): Adjust.
22164 * reload1.c (maybe_fix_stack_asms): Likewise.
22165 * final.c (asm_insn_count): Likewise.
22166 (final_scan_insn): Output # line before and after asm.
22168 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
22170 * tree-ssa-structalias.c (variable_info): Remove
22172 (new_var_info): Ditto.
22173 (shared_bitmap_info_t): New structure.
22174 (shared_bitmap_table): New variable.
22175 (shared_bitmap_hash): New function.
22176 (shared_bitmap_eq): Ditto
22177 (shared_bitmap_lookup): Ditto.
22178 (shared_bitmap_add): Ditto.
22179 (merge_smts_into): Change to take bitmap directly.
22180 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
22181 (init_alias_vars): Init shared bitmap hashtable.
22182 (delete_points_to_sets): Delete shared bitmap hashtable.
22183 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
22184 is_aliased removal as a change that was still necessary was
22187 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
22189 * config/i386/i386.h (override_options): Conditionally disable
22190 x86_sahf for 64bit targets only.
22192 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
22195 * c-decl.c (merge_decls): Don't call make_var_volatile.
22196 * varasm.c (make_var_volatile): Remove.
22197 * output.h (make_var_volatile): Remove.
22199 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
22201 PR tree-optimization/31085
22202 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
22204 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22206 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
22207 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
22208 ATTR_CONST_NOTHROW_LIST.
22210 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22213 2007-03-08 Diego Novillo <dnovillo@redhat.com>
22215 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
22217 2007-03-08 Geoffrey Keating <geoffk@apple.com>
22220 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
22222 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
22223 passed, use shared libgcc.
22225 2007-03-08 Roger Sayle <roger@eyesopen.com>
22227 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
22228 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22229 (honor_protect_cleanup_actions, lower_try_finally_switch):
22231 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
22232 ifc_temp_var): Likewise.
22233 * tree-inline.c (setup_one_parameter): Likewise.
22234 * tree-mudflap.c (mf_decl_cache_locals,
22235 mf_build_check_statement_for): Likewise.
22236 * tree-nested.c (init_tmp_var, save_tmp_var,
22237 finalize_nesting_tree_1): Likewise.
22238 * tree-outof-ssa.c (insert_copy_on_edge,
22239 insert_backedge_copies): Likewise.
22240 * tree-profile.c (tree_gen_edge_profiler,
22241 tree_gen_ic_profiler): Likewise.
22242 * tree-scalar-evolution.c (scev_const_prop): Likewise.
22243 * tree-sra.c (sra_build_assignment): Likewise.
22244 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
22245 * tree-ssa-math-opts.c (insert_reciprocals,
22246 execute_cse_sincos_1): Likewise.
22247 * tree-tailcall.c (adjust_accumulator_values,
22248 adjust_return_value): Likewise.
22249 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
22250 * tree-vect-transform.c (vect_create_data_ref_ptr,
22251 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
22252 vect_create_epilog_for_reduction, vectorizable_reduction,
22253 vectorizable_call, vectorizable_conversion,
22254 vectorizable_assignment, vectorizable_operation,
22255 vectorizable_type_demotion, vect_gen_widened_results_half,
22256 vect_permute_store_chain, vectorizable_store,
22257 vect_setup_realignment, vect_permute_load_chain,
22258 vectorizable_load, vectorizable_condition,
22259 vect_create_cond_for_align_checks): Likewise.
22260 * tree-vrp.c (build_assert_expr_for): Likewise.
22262 2007-03-08 Ian Lance Taylor <iant@google.com>
22264 * tree-vrp.c: Include "intl.h".
22265 (usable_range_p): New static function.
22266 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
22267 overflowed values, juts set *strict_overflow_p.
22268 (compare_values): Only return -2 if one of the operands is not a
22270 (compare_ranges): Call usable_range_p.
22271 (compare_range_with_value): Likewise.
22272 (vrp_evaluate_conditional_warnv): Rename from
22273 vrp_evaluate_conditional. Make static. Change all callers.
22274 (vrp_evaluate_conditional): New function.
22275 (simplify_div_or_mod_using_ranges): Issue warning about reliance
22276 on signed overflow.
22277 (simplify_abs_using_ranges): Likewise.
22278 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
22279 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
22280 within_stmt parameter.
22281 * tree-ssa-propagate.c (fold_predicate_in): Update call to
22282 vrp_evaluate_conditional.
22283 * tree-ssa-threadedge.c
22284 (record_temporary_equivalences_from_stmts_at_dest): Change
22285 simplify parameter to take a second tree parameter.
22286 (simplify_control_stmt_condition): Likewise.
22287 (thread_across_edge): Likewise.
22288 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
22289 (thread_across_edge): Likewise.
22290 * Makefile.in (tree-vrp.o): Depend upon intl.h.
22292 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
22294 * config/i386/i386.h (TARGET_SAHF): New define.
22295 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
22296 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
22297 (x86_sahf): New global variable.
22298 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
22299 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
22300 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
22301 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
22303 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
22304 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
22305 when expanding fcomi/sahf based tests.
22306 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
22307 expanding sahf based alternative. Emit sahf based sequence when
22308 optimizing for code size.
22309 * config/i386/i386.md (x86_sahf_1): Do not disable for
22310 TARGET_64BIT, enable for TARGET_SAHF.
22312 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
22314 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
22315 spurious whitespace from error message.
22317 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
22320 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
22322 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
22324 * c-decl.c (grokdeclarator): Disable warnings for anonymous
22326 * tree-sra.c (instantiate_element): Propagate disabled warnings
22327 from the element itself to the created variable.
22329 2007-03-07 Richard Henderson <rth@redhat.com>
22332 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
22333 silently fix up the stack in the case of a missing register.
22335 2007-03-07 Paul Brook <paul@codesourcery.com>
22337 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
22339 2007-03-07 Joseph Myers <joseph@codesourcery.com>
22341 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
22343 (phase1_vrs): Use them.
22344 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
22345 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
22346 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
22347 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
22348 __gnu_Unwind_Restore_WMMXC if required.
22349 (_Unwind_VRS_Pop): Implement iWMMXt support.
22350 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
22351 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
22352 gnu_Unwind_Save_WMMXC): Define.
22354 2007-03-07 Richard Sandiford <richard@codesourcery.com>
22356 * config/vxworks.h (vxworks_override_options): Declare.
22357 (VXWORKS_OVERRIDE_OPTIONS): Use it.
22358 * config/vxworks.c: Include target.h and toplev.h.
22359 (vxworks_override_options): New function.
22360 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
22362 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
22364 * config/s390/s390.c (override_options): Don't emit an error when
22365 -mstack-size is used without providing -mstack-guard.
22366 (s390_emit_prologue): Choose stack_guard value automatically if not
22367 provided via command line.
22368 * doc/invoke.texi: Adjust description of -mstack-guard and
22371 2007-03-07 Richard Sandiford <richard@codesourcery.com>
22373 * config/i386/i386.c (output_set_got): Add a GOT initialization
22374 sequence for VxWorks PIC.
22375 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
22376 around labels as well as symbols. Use gotoff_operand instead
22377 of local_symbolic_operand.
22378 (legitimize_pic_address): Use gotoff_operand instead of
22379 local_symbolic_operand. Use @GOT accesses for labels as
22381 (ix86_output_addr_diff_elt): Use PC-relative rather than
22382 GP-relative offsets for VxWorks PIC.
22383 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
22384 no_new_pseudos. Check whether the returned register is op0.
22385 * config/i386/i386.md (tablejump): Use PC-relative rather than
22386 GP-relative offsets for VxWorks PIC.
22387 * config/i386/predicates.md (gotoff_operand): New predicate.
22389 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22391 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
22393 * config/vxworks-dummy.h: New file.
22394 * config/i386/i386.h: Include it.
22396 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
22398 * dwarf2out.c (is_inlined_entry_point): New
22399 (add_high_low_attributes): Emit DW_AT_entry_pc along with
22400 DW_AT_ranges if the first subblock is the entry point.
22402 2007-03-06 David Daney <ddaney@avtrex.com>
22404 * doc/install.texi (mips-*-*): Change recommended binutils
22407 2007-03-06 Anatoly Sokolov <aesok@post.ru>
22409 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
22410 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
22412 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22413 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22415 2007-03-06 Jan Hubicka <jh@suse.cz>
22417 * errors.h (warning, error, fatal, internal_error): Mark as cold.
22418 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
22420 (probably_cold_bb_p): Cold functions are cold.
22421 (probably_never_executed_bb_p): Cold functions are cold.
22422 (tree_bb_level_predictions): Predict calls to cold functions as not
22424 (compute_function_frequency): Check hot/cold attributes.
22425 * function.h (function_frequency): Update comments.
22426 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
22427 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
22428 (c_common_att): Add cold and hot.
22430 * doc/extend.texi (hot,cold attributes): Document.
22432 2007-03-06 Andrew Haley <aph@redhat.com>
22434 * function.c (expand_function_end): Move blockage to just after we
22435 emit the label for the naked return from the function.
22437 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22439 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
22442 2007-03-06 Jan Hubicka <jh@suse.cz>
22444 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
22445 loaded for constant large models. Non-large 64bit PIC can do.
22446 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
22447 * cmodel.h: Add LARGE PIC.
22448 * i386.md (UNSPEC_PLTOFF): New.
22449 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
22451 (*call_1_rex64): Disable for large models.
22452 (*call_1_rex64_large): New.
22453 (*call_value_1_rex64): Disable for large models.
22454 (*call_value_1_rex64_large): New.
22455 (set_rip_rex4): New.
22456 (set_got_offset_rex64): New.
22457 * predicates.md (constant_call_address_operand): For large model
22458 constant calls are not possible.
22459 * i386-protos.h (construct_plt_address): Declare.
22460 * i386.c (override_options): Accept large models.
22461 (ix86_expand_prologue): Expand large PIC GOT pointer load.
22462 (legitimate_constant_p): Add new UNSPECs.
22463 (legitimate_pic_operand_p): Likewise.
22464 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
22465 (legitimize_pic_address): Do easy RIP relative way for TLS only for
22467 (output_pic_addr_const): Add PLTOFF.
22468 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
22469 (ix86_expand_move): Legitimize pic address when in PIC mode.
22470 (construct_plt_address): New function.
22471 (ix86_expand_call): Offload the address to register and use GOT
22472 pointer for large model.
22473 * invoke.texi (mcmodel=large): Update documentation.
22475 2007-03-06 Richard Henderson <rth@redhat.com>
22477 * config/i386/i386.c (x86_use_leave, x86_push_memory,
22478 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
22479 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
22480 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
22481 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
22482 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
22483 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
22484 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
22485 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
22486 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
22487 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22488 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
22489 x86_sse_partial_reg_dependency, x86_sse_split_regs,
22490 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
22491 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
22492 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
22493 x86_schedule, x86_use_bt, x86_pad_returns,
22494 x86_use_xchgb): Merge into ...
22495 (ix86_tune_features): ... here. New array.
22496 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
22497 x86_bswap): Merge into ...
22498 (ix86_arch_features): ... here. New array.
22499 (x86_3dnow_a): Remove.
22500 (x86_accumulate_outgoing_args): Make static.
22501 (x86_arch_always_fancy_math_387): Make static.
22502 (ix86_tune_mask, ix86_arch_mask): Move ...
22503 (override_options): ... to local variables here. Apply the
22504 appropriate mask to each element of ix86_arch_features and
22505 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
22506 as were done in the old macros.
22507 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
22508 * config/i386/i386.h (x86_use_leave, x86_push_memory,
22509 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
22510 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
22511 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
22512 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
22513 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
22514 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
22515 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
22516 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
22517 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
22518 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22519 x86_accumulate_outgoing_args, x86_prologue_using_move,
22520 x86_epilogue_using_move, x86_decompose_lea,
22521 x86_arch_always_fancy_math_387, x86_shift1,
22522 x86_sse_partial_reg_dependency, x86_sse_split_regs,
22523 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
22524 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
22525 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
22526 x86_use_incdec, x86_pad_returns, x86_bswap,
22527 x86_partial_flag_reg_stall): Remove.
22528 (enum ix86_tune_indices): New.
22529 (ix86_tune_features): New.
22530 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
22531 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
22532 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
22533 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
22534 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
22535 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
22536 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
22537 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
22538 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
22539 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
22540 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
22541 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
22542 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
22543 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
22544 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
22545 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
22546 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
22547 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
22548 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
22549 TARGET_EXT_80387_CONSTANTS): Use it.
22550 (enum ix86_arch_indices): New.
22551 (ix86_arch_features): New.
22552 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
22553 TARGET_BSWAP): Use it.
22554 (ix86_tune_mask, ix86_arch_mask): Remove.
22556 2007-03-06 Joseph Myers <joseph@codesourcery.com>
22559 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
22560 Define using $${sysroot_headers_suffix}.
22561 * configure: Regenerate.
22562 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
22563 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
22565 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
22566 * gcc.c (print_sysroot_headers_suffix): New.
22567 (option_map): Include --print-sysroot-headers-suffix.
22568 (display_help): Mention -print-sysroot-headers-suffix.
22569 (process_command): Handle -print-sysroot-headers-suffix.
22570 (do_spec_1): Append multilib directory to include-fixed path if
22571 sysroot suffixes in use.
22572 (main): Handle -print-sysroot-headers-suffix.
22573 * Makefile.in (start.encap): Don't depend on xlimits.h
22574 (xlimits.h): Remove.
22575 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
22576 limits.h for each multilib in fixinc_list.
22577 (fixinc_list, s-fixinc_list): New.
22578 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
22579 generate them for each multilib in fixinc_list.
22580 (stmp-fixproto): Use include-fixed. Run fixproto for each
22581 multilib in fixinc_list.
22582 (mostlyclean): Don't remove xlimits.h.
22583 (clean): Remove include-fixed.
22584 (real-install-headers-tar, real-install-headers-cpio,
22585 real-install-headers-cp): Don't copy include, only include-fixed.
22586 (install-mkheaders): Depend on fixinc_list. Don't depend on
22587 xlimits.h. Save limits.h files for each multilib in fixinc_list.
22588 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
22589 SYSTEM_HEADER_DIR setting in mkheaders.conf.
22591 2007-03-06 Jan Hubicka <jh@suse.cz>
22593 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
22596 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22598 * configure.ac: Allow tm_file to contain build-directory files.
22599 * configure: Regenerate.
22600 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
22601 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
22602 * config/m68k/print-sysroot-suffix.sh: New file.
22604 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22606 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
22607 of pic_offset_table_rtx if reload_completed.
22608 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
22609 PIC_OFFSET_TABLE_REGNUM.
22610 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
22612 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
22613 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
22615 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22617 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22618 functions that call eh_return.
22620 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22622 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22623 functions that need a constant pool.
22625 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22628 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
22629 (m68k_preferred_reload_class): Likewise.
22630 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
22631 (SECONDARY_RELOAD_CLASS): Define.
22632 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
22633 (LIMIT_RELOAD_CLASS): Delete.
22634 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
22635 registers from storing bytes.
22636 (m68k_secondary_reload_class): New function.
22637 (m68k_preferred_reload_class): Likewise.
22639 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22641 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
22643 (m68k_expand_prologue): Likewise.
22645 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22647 * config/m68k/m68k-protos.h (output_sibcall): Declare.
22648 (mips_expand_epilogue): Add a bool parameter.
22649 (m68k_legitimize_sibcall_address): Declare.
22650 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
22651 (m68k_expand_epilogue): Add a parameter to select between sibling
22652 and normal epilogues. Only generate a return for the latter.
22653 (m68k_ok_for_sibcall_p): New function.
22654 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
22655 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
22656 (sibcall_value, *sibcall_value): Likewise.
22657 (*call, *call_value): Require !SIBLING_CALL_P.
22658 (epilogue): Update call to m68k_expand_epilogue.
22659 (sibcall_epilogue): New pattern.
22660 * config/m68k/predicates.md (const_call_operand): Say that this
22661 predicate applies to sibling calls too.
22662 (sibcall_operand): New predicate.
22664 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22666 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
22667 alternatives as movsi_cf.
22668 (movsf_cf_hard): Add commentary.
22670 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
22671 Richard Sandiford <richard@codesourcery.com>
22673 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
22674 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
22675 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
22676 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
22677 as being live on exit from an interrupt function.
22678 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
22679 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
22680 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
22681 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
22682 (m68k_interrupt_function_p): Globalize.
22683 (m68k_compute_frame_layout): Remove reverse mask code.
22684 (m68k_emit_movem, m68k_set_frame_related): New functions.
22685 (m68k_output_function_prologue): Delete in favor of...
22686 (m68k_expand_prologue): ...this new function.
22687 (m68k_output_function_epilogue): Delete in favor of...
22688 (m68k_expand_epilogue): ...this new function.
22689 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
22691 (print_operand): Handle %?.
22692 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
22693 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
22694 (prologue, epilogue): New patterns.
22695 (return): Turn into a define_expand.
22696 (*return): New pattern, derived from old "return" pattern. Use rte
22697 rather than rts for interrupt functions. Only use rtd if the pop
22699 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
22700 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
22701 (link, *link, unlink, *unlink, load_got): Likewise.
22703 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22707 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
22708 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
22709 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
22710 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
22711 and m68k_matches_u_p.
22712 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
22713 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
22714 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
22715 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
22716 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
22717 (REG_STRICT_P): New macro.
22718 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
22719 PCREL_GENERAL_OPERAND_OK.
22720 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
22721 m68k_legitimate_base_reg_p.
22722 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
22723 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
22724 (PIC_CASE_VECTOR_ADDRESS): Update comment.
22725 * config/m68k/m68k.c (m68k_address): New structure.
22726 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
22727 (m68k_decompose_index, m68k_legitimate_constant_address_p)
22728 (m68k_jump_table_ref_p, m68k_decompose_address)
22729 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
22730 (m68k_matches_u_p): New functions.
22731 (print_operand_address): Rewrite to use m68k_decompose_index.
22733 2007-03-05 David Taylor <dtaylor@emc.com>
22735 * gcc.c: Correct copyright date in --version output.
22737 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22739 * pa.md: In unamed move patterns, disparge copies between general
22740 and floating point registers using '?' modifier. Don't include 'f'
22741 constraint for register preferences in DImode, SImode, HImode and
22742 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
22743 Remove constraints for copies between general and floating registers
22744 in soft-float DFmode pattern.
22745 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
22749 2007-03-05 Mike Stump <mrs@apple.com>
22751 * c-common.c (targetcm): Add.
22752 * c-opts.c (c_common_handle_option): Handle language specific
22754 * opts.c (handle_option): Verify language for target options, if
22756 * opth-gen.awk: Add CL_LANG_ALL.
22757 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
22758 (TARGETCM_INITIALIZER): Add.
22759 * target.h (struct gcc_targetcm): Add.
22761 * targhooks.c (default_handle_c_option): Add.
22762 * targhooks.h (default_handle_c_option): Add.
22763 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
22765 * config/darwin.opt (iframework): Add.
22766 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
22767 * config/darwin-c.c (handle_c_option): Add.
22768 (TARGET_HANDLE_C_OPTION): Add.
22770 * doc/invoke.texi (Darwin Options): Add -iframework.
22772 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22774 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
22777 2007-03-05 Ian Lance Taylor <iant@google.com>
22779 * c.opt (fgnu89-inline): New option.
22780 * c-opts.c (c_common_post_options): Set default value for
22782 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
22783 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
22785 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
22786 (grokdeclarator, start_function): Likewise.
22787 * c-cppbuiltin.c (c_cpp_builtins): Define either
22788 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
22789 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
22790 (C Dialect Options): Document -fgnu89-inline.
22791 * doc/extend.texi (Function Attributes): Explain what the
22792 gnu_inline attribute does.
22793 * doc/cpp.texi (Common Predefined Macros): Document
22794 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22796 2007-03-05 Ian Lance Taylor <iant@google.com>
22798 PR tree-optimization/31034
22799 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
22800 half-range if the other side is an overflow infinity.
22802 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
22804 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
22805 (bfin*-linux-uclibc*): New configuration.
22806 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
22808 * config/bfin/linux.h: New file.
22809 * config/bfin/libgcc-bfin.ver: New file.
22810 * config/bfin/t-bfin-uclinux: New file.
22811 * config/bfin/t-bfin-linux: New file.
22812 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
22813 (TARGET_OS_CPP_BUILTINS): New macro.
22815 2007-03-05 Richard Guenther <rguenther@suse.de>
22817 * fold-const.c (fold_binary): Remove duplicate folding
22818 of comparison of non-null ADDR_EXPR against null.
22820 2007-03-05 Richard Guenther <rguenther@suse.de>
22821 Dorit Nuzman <dorit@il.ibm.com>
22823 PR tree-optimization/26420
22824 * tree-vectorizer.c (vectorize_loops): Bail out early if there
22825 are no loops in the function. Only print the number of
22826 vectorized loops if it is greater than zero or we are supposed
22827 to print information about unvectorized loops.
22829 2007-03-05 Revital Eres <eres@il.ibm.com>
22831 * gcc.dg/var-expand1.c: New test.
22832 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
22833 when an accumulator is expanded.
22835 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22838 * c-common.c (convert_and_check): Don't give warnings for
22839 conversion if 'expr' already overflowed.
22841 2007-03-04 Roger Sayle <roger@eyesopen.com>
22843 PR middle-end/30744
22844 * fold-const.c (fold_comparison): Enforce type consistency when
22845 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
22847 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
22849 * tree-ssa-address.c (create_mem_ref): Do not put an expression
22850 containing a cast to the base of TARGET_MEM_REF.
22852 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
22854 * tree.c (tree_contains_struct_check_failed): Remove spurious
22855 whitespace from error message.
22857 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
22860 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
22861 instead of precision.
22863 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
22864 Nathan Sidwell <nathan@codesourcery.com>
22866 * emit-rtl.c (find_auto_inc): New.
22867 (try_split): recreate REG_INC notes,
22868 Use regular for loops rather than whiles.
22870 2007-03-03 Andreas Schwab <schwab@suse.de>
22872 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
22873 * configure: Regenerate.
22875 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22877 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
22878 flag_rounding_math, not flag_unsafe_math_optimizations.
22880 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
22882 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
22883 alpha_fold_vector_minmax): Likewise.
22884 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
22885 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
22887 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22889 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
22890 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
22891 if the lhs has side-effects.
22892 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
22894 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22896 * config/i386/i386.h (TUNEMASK): Remove define.
22897 (ARCHMASK): Remove define.
22898 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
22899 Use ix86_arch_mask variable instead of ARCHMASK.
22900 * config/i386/i386.c (override_options): Ditto.
22901 (standard_80387_constant_p): Ditto.
22903 2007-03-02 Ian Lance Taylor <iant@google.com>
22905 Used signed infinities in VRP.
22906 * tree-vrp.c (uses_overflow_infinity): New static function.
22907 (supports_overflow_infinity): New static function.
22908 (make_overflow_infinity): New static function.
22909 (negative_overflow_infinity): New static function.
22910 (positive_overflow_infinity): New static function.
22911 (is_negative_overflow_infinity): New static function.
22912 (is_positive_overflow_infinity): New static function.
22913 (is_overflow_infinity): New static function.
22914 (overflow_infinity_range_p): New static function.
22915 (compare_values_warnv): New function split out of compare_values.
22916 (compare_value): Call it.
22917 (set_value_range_to_nonnegative): Add overflow_infinity
22918 parameter. Change caller.
22919 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
22921 (vrp_expr_computes_nonzero): Likewise.
22922 (compare_ranges, compare_range_with_value): Likewise.
22923 (compare_name_with_value, compare_names): Likewise.
22924 (vrp_evaluate_conditional): Likewise.
22925 (set_value_range): Handle infinity
22926 (vrp_operand_equal_p, operand_less_p): Likewise.
22927 (extract_range_from_assert): Likewise.
22928 (vrp_int_const_binop): Likewise.
22929 (extract_range_from_binary_expr): Likewise.
22930 (extract_range_from_unary_expr): Likewise.
22931 (extract_range_from_comparison): Likewise.
22932 (extract_range_from_expr): Likewise.
22933 (dump_value_range): Likewise.
22934 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
22935 (test_for_singularity): Likewise.
22936 (vrp_int_const_binop): Remove inline qualifier.
22937 (adjust_range_with_scev): Add comment.
22938 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
22940 2007-03-02 Diego Novillo <dnovillo@redhat.com>
22942 * tree-ssa-structalias.c (could_have_pointers): Tidy.
22943 (get_constraint_for): Likewise.
22944 (do_structure_copy): Likewise.
22945 (find_func_aliases): Fix references to MODIFY_EXPR.
22946 (intra_create_variable_infos): Tidy.
22947 * tree-ssa-operands.c (add_virtual_operand): Add argument
22949 When adding members of alias sets, if IS_CALL_SITE is true and
22950 the symbol is not call-clobbered, skip it.
22951 Adjust all callers.
22953 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22955 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
22956 entry by means of emit_insn_at_entry.
22958 2007-03-02 Richard Henderson <rth@redhat.com>
22960 * expr.h (promoted_input_arg): Remove decl.
22961 * function.c (promoted_input_arg): Merge into ...
22962 * combine.c (setup_incoming_promotions): ... only caller.
22963 Rearrange to avoid double loop.
22965 2007-03-02 Ben Elliston <bje@au.ibm.com>
22966 Peter Bergner <bergner@vnet.ibm.com>
22967 Janis Johnson <janis187@us.ibm.com>
22969 * config/rs6000/dfp.md: New file.
22970 * config/rs6000/rs6000.md: Include dfp.md.
22971 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
22972 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
22973 and TDmode decimal float modes in FP registers.
22974 (num_insns_constant): Likewise.
22975 (rs6000_legitimate_offset_address_p): Likewise.
22976 (rs6000_legitimize_address): Likewise.
22977 (rs6000_legitimize_reload_address): Likewise.
22978 (rs6000_legitimate_address): Likewise.
22979 (rs6000_emit_move): Likewise.
22980 (function_arg_boundary): Likewise.
22981 (function_arg_advance): Likewise.
22982 (rs6000_darwin64_record_arg_recurse): Likewise.
22983 (function_arg): Likewise.
22984 (rs6000_gimplify_va_arg): Likewise.
22985 (rs6000_split_multireg_move): Likewise.
22986 (rs6000_output_function_epilogue): Likewise.
22987 (rs6000_output_function_epilogue): Likewise.
22988 (rs6000_register_move_cost): Likewise.
22989 (rs6000_function_value): Likewise.
22990 (rs6000_libcall_value): Likewise.
22992 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22994 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
22996 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22998 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
22999 Use $MULTIDIR to choose between the kernel and RTP headers,
23000 and use $WIND_BASE and $WIND_USR to locate them.
23002 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
23004 * config/i386/i386.c (override_options): Put initialization of
23005 ix86_tune_mask and ix86_arch_mask to the correct place.
23007 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
23008 Michael Meissner <michael.meissner@amd.com>
23011 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
23012 (ARCHMASK): Define.
23013 (TARGET_CMOVE): Use ARCHMASK.
23014 (TARGET_CMPXCHG): Ditto.
23015 (TARGET_CMPXCHG8B): Ditto.
23016 (TARGET_XADD): Ditto.
23017 (TARGET_BSWAP): Ditto.
23018 * config/i386/i386.c (ix86_tune_mask): New global variable.
23019 (ix86_arch_mask): Ditto.
23020 (override_options): Initialize ix86_tune_mask and
23021 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
23024 2007-03-02 Ben Elliston <bje@au.ibm.com>
23027 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
23029 2007-03-02 Joseph Myers <joseph@codesourcery.com>
23031 * target.h (init_dwarf_reg_sizes_extra): New target hook.
23032 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
23033 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
23034 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
23036 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
23037 rs6000_init_dwarf_reg_sizes_extra): New.
23038 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
23039 SPE register high parts.
23041 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
23043 * Makefile.in: Add install-pdf target as
23044 copied from automake v1.10 rules.
23045 * configure.ac: Add install-pdf to target list.
23046 * configure: Regenerate.
23048 2007-03-01 Paul Brook <paul@codesourcery.com>
23050 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
23051 modes to LDRD for DImode.
23052 (output_move_double): Fixup out of range ldrd/strd.
23053 (vfp_secondary_reload_class): Rename...
23054 (coproc_secondary_reload_class): ... to this. Add wb argument.
23055 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
23056 coproc_secondary_reload_class for CLASS_IWMMXT.
23057 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
23058 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
23060 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
23062 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
23063 unroll factor by the estimated number of iterations.
23064 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
23065 than prefetch latency.
23067 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
23068 decode_caches_intel, detect_caches_intel): New functions.
23069 (host_detect_local_cpu): Use detect_caches_amd and
23070 detect_caches_intel.
23072 2007-03-01 Richard Henderson <rth@redhat.com>
23074 * expr.c (emit_move_complex_push): Export.
23075 (emit_move_complex_parts): Split out from ...
23076 (emit_move_complex): ... here.
23077 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
23078 * config/i386/i386.md (movcdi): New.
23080 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
23082 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
23083 size of mode1 to check for tieable modes in MMX case.
23085 2007-03-01 Richard Sandiford <richard@codesourcery.com>
23087 * Makefile.in (rtlanal.o): Depend on tree.h.
23088 * rtl.h (offset_within_section_p, split_const): Declare.
23089 * rtlanal.c: Include tree.h.
23090 (offset_within_block_p): New function, taken from
23091 mips_offset_within_object_p.
23092 (split_const): New function, taken from mips_split_const.
23093 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
23095 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
23096 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
23097 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
23098 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
23099 (m68k_illegitimate_symbolic_constant_p): New function.
23100 * config/m68k/m68k.md (movsi): Remove misleading predicates.
23101 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
23102 symbolic constant that might be outside the symbol's section,
23103 move the symbol first and then add the offset.
23104 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
23106 * config/mips/mips.c (mips_split_const): Delete.
23107 (mips_offset_within_object_p): Delete.
23108 (mips_symbolic_constant_p): Use offset_within_section_p and
23109 split_const instead of mips_offset_within_object_p and
23111 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
23112 (mips_legitimize_const_move, print_operand_reloc)
23113 (mips_dangerous_for_la25_p): Use split_const instead of
23116 2007-02-28 Eric Christopher <echristo@apple.com>
23118 * Makefile.in (install-include-dir): Don't rm -rf include.
23120 2007-02-28 Richard Guenther <rguenther@suse.de>
23122 PR middle-end/30364
23123 * fold-const.c (fold_binary): Do not associate expressions
23124 with more than one variable for integer types that do not wrap.
23126 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
23128 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
23129 Delete, and replace with...
23130 (fold_builtin_call_array): This. Update callers to use it.
23131 * fold-const.c (fold_build_call_list): Delete, and replace with...
23132 (fold_build_call_array): This.
23133 (fold_build_call_list_initializer): Delete, and replace with...
23134 (fold_build_call_array_initializer): This.
23135 * tree.h: Update declarations to reflect above changes.
23137 * c-typeck.c (build_function_call): Store converted arguments
23138 in a stack-allocated array instead of building a list.
23139 (convert_arguments): Store arguments in the array passed in as an
23140 argument, and return the actual number of arguments.
23141 * c-format.c: (check_function_format): Pass arguments in an
23142 array instead of a list.
23143 * c-common.c (check_function_nonnull): Likewise.
23144 (check_function_sentinel): Likewise.
23145 (check_function_arguments): Likewise.
23146 * c-common.h: Update declarations to reflect above changes.
23148 2007-02-28 Jan Hubicka <jh@suse.cz>
23150 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
23151 PRED_NEGATIVE_RETURN): Update outcomes.
23153 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
23155 * calls.c (emit_library_call_value_1): Handle partial registers
23156 correctly when building up CALL_INSN_FUNCTION_USAGE.
23158 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23160 * pa/predicates.md (move_src_operand): Allow zero for mode.
23161 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
23164 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
23167 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
23168 *movv2df_internal): Enable pattern only for valid operand
23170 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
23171 tie only 128bit modes. For MMX registers, tie only 64bit modes.
23173 2007-02-27 Mike Stump <mrs@apple.com>
23175 * config/darwin-crt3.c: Avoid compilation when compiling for a
23178 2007-02-27 Joseph Myers <joseph@codesourcery.com>
23180 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
23182 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
23183 for fixed headers and limits.h.
23184 (install-include-dir, install-headers-tar, install-headers-cpio,
23185 install-headers-cp, real-install-headers-tar,
23186 real-install-headers-cpio, real-install-headers-cp): Handle
23187 include-fixed as well as include.
23188 (install-mkheaders): Don't install files that go only in include
23190 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
23191 from GCC_INCLUDE_DIR.
23192 * gcc.c (process_command): Remove special -BstageN/ handling.
23193 (do_spec_1): Add include-fixed directories.
23195 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23197 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
23199 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
23201 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
23204 2007-02-27 Mark Mitchell <mark@codesourcery.com>
23206 * c-common.c (get_priority): Add check for
23207 SUPPORTS_INIT_PRIORITY.
23209 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23211 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
23213 * config/bfin/bfin.c: Include "cfglayout.h".
23214 (MAX_LSETUP_DISTANCE): New macro.
23215 (struct loop_info): New members incoming, incoming_src and
23216 incoming_dest. Delete member predecessor.
23217 (length_for_loop): New function.
23218 (bfin_optimize_loop): Handle more different loop structures.
23219 (bfin_discover_loop): Rework detection of predecessor blocks by
23220 examining incoming edges.
23221 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
23223 (bfin_reorder_loops): New function.
23224 (bfin_reorg_loops): Use these three new functions.
23226 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
23227 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
23228 (CONSTRAINT_LEN): Add entry for 'q'.
23229 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
23230 Add 'q' constraints.
23231 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
23232 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
23234 * config/bfin/bfin.md (add_with_carry): New pattern.
23235 (s_or_u, su_optab, su_modifier): New code macros/attrs.
23236 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
23237 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
23238 support unsigned multiplies too. Removed incorrect commutativity from
23239 operand 1 constraint where appropriate.
23240 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
23242 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
23243 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
23245 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
23246 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
23247 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
23248 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
23249 usmulhisi_hh_huh): New patterns.
23251 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
23252 lshifthi3): Fix output template to use half reg for operand 2.
23254 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
23257 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
23259 2007-02-27 Andreas Schwab <schwab@suse.de>
23261 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
23263 2007-02-27 Jan Hubicka <jh@suse.cz>
23265 * predict.c (last_basic_block_p): Remove.
23266 (tree_estimate_probability): Update return heuristic for commonized
23269 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
23271 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
23273 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
23275 * doc/include/gcc-common.texi (versionsubtitle): New macro.
23276 * doc/cpp.texi: Standardize title page.
23277 * doc/cppinternals.texi: Likewise.
23278 * doc/gcc.texi: Standardize title page, remove version number
23279 from copyright page.
23280 * doc/gccint.texi: Likewise.
23281 * doc/install.texi: Standardize title page, add table of
23284 2007-02-26 Jan Hubicka <jh@suse.cz>
23286 * predict.def: Set outcomes according to more recent results.
23287 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
23288 Remove dead predictors.
23289 * predict.c (return_prediction): Fix pasto.
23291 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23293 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
23294 change; avoid a memory leak when returning early.
23296 2007-02-26 Mark Mitchell <mark@codesourcery.com>
23298 * c-decl.c (static_ctors): Move to c-common.c.
23299 (static_dtors): Likewise.
23300 (finish_function): Use c_record_cdtor_fn.
23301 (build_cdtor): Move to c-common.c.
23302 (c_write_global_declarations): Use c_build_cdtor_fns.
23303 * c-common.h (static_ctors): Declare.
23304 (static_dtors): Likewise.
23305 (c_record_cdtor_fn): Likewise.
23306 (c_build_cdtor_fns): Likewise.
23307 * c-common.c (static_ctors): New variable.
23308 (static_dtors): Likewise.
23309 (c_record_cdtor_fn): New function.
23310 (build_cdtor): Move from c-decl.c
23311 (c_build_cdtor_fns): New function.
23313 * output.h (assemble_addr_to_section): Declare.
23314 (get_cdtor_priority_section): Likewise.
23315 * varasm.c (assemble_addr_to_section): New function.
23316 (get_cdtor_priority_section): Likewise.
23317 (default_named_section_asm_out_destructor): Use them.
23318 (destor_dtor_section_asm_out_destructor): Likewise.
23319 (default_named_section_asm_out_constructor): Likewise.
23320 (default_ctor_section_asm_out_constructor): Likewise.
23321 * config.gcc (*-*-vxworks*): Include vxworks.o.
23322 * config/t-vxworks (vxworks.o): New target.
23323 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
23324 (TARGET_ASM_CONSTRUCTOR): Define.
23325 (TARGET_ASM_DESTRUCTOR): Likewise.
23326 (vxworks_asm_out_constructor): Declare.
23327 (vxworks_asm_out_destructor): Likewise.
23329 * c-common.c (get_priority): Check that we have not just an
23330 INTEGER_CST, but an integer constant with integeral type.
23332 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
23334 PR tree-optimization/30938
23335 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
23336 use &dt[nargs-1] instead of &dt[nargs] in the call to
23337 vect_is_simple_use().
23339 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
23341 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
23342 from register elimination as PRE_MODIFY / POST_MODIFY increments.
23343 Do not attempt to handle MEM inside auto-inc expressions.
23344 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
23345 of a register modified by an auto-inc expression. However, do handle
23346 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
23347 (elimination_effects): Prohibit elimination of a register modified
23348 by an auto-inc expression. Disable register elimination rules whose
23349 target register is modified by an auto-inc expression with variable
23352 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
23354 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
23356 (array_at_struct_end_p): New function.
23357 (idx_infer_loop_bounds): Use it.
23358 (estimate_numbers_of_iterations_loop): Export.
23359 * predict.c (predict_loops): Use estimated_loop_iterations_int.
23360 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
23361 (tree_estimate_probability): Call record_loop_exits.
23362 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
23363 (estimated_loop_iterations, estimated_loop_iterations_int,
23364 estimated_loop_iterations_tree): New functions.
23365 (analyze_siv_subscript_cst_affine,
23366 compute_overlap_steps_for_affine_1_2,
23367 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
23368 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
23369 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
23370 (PRED_LOOP_ITERATIONS_GUESSED): New.
23371 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
23372 * cfgloop.h (estimate_numbers_of_iterations_loop,
23373 estimated_loop_iterations_int): Declare.
23375 2007-02-25 Mark Mitchell <mark@codesourcery.com>
23377 * doc/extend.texi: Document optional priority argument to
23378 constructors and destructors.
23379 * tree.c (init_priority_for_decl): Adjust GTY markers.
23380 (init_ttree): Use priority-info hash functions for
23381 init_priority_for_decl.
23382 (tree_map_eq): Rename to ...
23383 (tree_map_base_eq): ... this.
23384 (tree_map_marked_p): Rename to ...
23385 (tree_map_base_marked_p): ... this.
23386 (tree_map_base_hash): New function.
23387 (decl_init_priority_lookup): Rework.
23388 (decl_fini_priority_lookup): New function.
23389 (decl_priority_info): New function.
23390 (decl_init_priority_insert): Use it.
23391 (decl_fini_priority_insert): Likewise.
23392 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
23394 (decl_restrict_base_insert): Likewise.
23395 (decl_debug_expr_insert): Likewise.
23396 (decl_value_expr_lookup): Likewise.
23397 (decl_value_expr_insert): Likewise.
23398 * tree.h (priority_type): New type.
23399 (decl_init_priority_lookup): Use priority_type.
23400 (decl_fini_priority_lookup): New function.
23401 (decl_init_priority_insert): Use priority_type.
23402 (decl_fini_priority_insert): New function.
23403 (DECL_HAS_INIT_PRIORITY): Tweak comments.
23404 (DECL_INIT_PRIORITY): Likewise.
23405 (SET_DECL_INIT_PRIORITY): Add comment.
23406 (DECL_FINI_PRIORITY): New macro.
23407 (SET_DECL_FINI_PRIORITY): Likewise.
23408 (DEFAULT_INIT_PRIORITY): Document.
23409 (MAX_INIT_PRIORITY): Likewise.
23410 (MAX_RESERVED_INIT_PRIORITY): Likewise.
23411 (tree_map_base): New type.
23412 (tree_map_base_eq): New function.
23413 (tree_map_base_hash): Likewise.
23414 (tree_map_base_marked_p): Likewise.
23415 (tree_map): Inherit from tree_map_base.
23416 (tree_map_eq): Make it a macro.
23417 (tree_map_marked_p): Likewise.
23418 (tree_int_map): Inherit from tree_map_base.
23419 (tree_int_map_eq): Make it a macro.
23420 (tree_int_map_hash): Likewise.
23421 (tree_int_map_marked_p): Likewise.
23422 (tree_priority_map): New type.
23423 (tree_priority_map_eq): New macro.
23424 (tree_priority_map_hash): Likewise.
23425 (tree_priority_map_marked_p): Likewise.
23426 * varasm.c (emults_decl): Adjust for refactoring of tree_map
23428 (emutls_common_1): Likewise.
23429 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
23430 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
23431 of tree_map hierarchy.
23432 * tree-cfg.c (move_stmt_r): Likewise.
23433 (new_label_mapper): Likewise.
23434 * c-tree.h (c_expand_body): Move to ...
23435 * c-common.h (c_expand_body): ... here.
23436 * c-decl.c (c_expand_body): Move to ...
23437 * c-common.c (c_expand_body): ... here.
23438 (c_common_attribute_table): Allow 1 argument for the constructor
23439 and destructor attributes.
23440 (get_priority): New function.
23441 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
23442 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
23444 2007-02-24 Jan Hubicka <jh@suse.cz>
23446 PR middle-end/30509
23447 * tree-inline.c (copy_bb): Produce exact copy of EH info when
23448 copying for inlining.
23450 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
23451 Jan Hubicka <jh@suse.cz>
23454 * i386.c (counter_mode): New function.
23455 (expand_set_or_movmem_via_loop): Use it.
23456 (expand_movmem_epilogue): Likewise; fix pasto.
23457 (ix86_expand_movmem): Do emit guard even for constant counts.
23458 (ix86_expand_setmem): Likewise.
23460 2007-02-25 Nick Clifton <nickc@redhat.com>
23462 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
23463 (JUMP_TABLES_IN_TEXT_SECTION): Define.
23465 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
23468 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
23469 count argument with 0x10, not with 0x16.
23470 (expand_setmem_epilogue): Ditto.
23472 2007-02-24 Mike Stump <mrs@apple.com>
23474 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
23477 2007-02-24 Richard Guenther <rguenther@suse.de>
23479 PR middle-end/30951
23480 * fold-const.c (fold_binary): Fold x +- CST op x for
23481 EQ_EXPR and NE_EXPR.
23483 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23485 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
23487 2007-02-24 Jan Hubicka <jh@suse.cz>
23489 * cgraphunit.c (decide_is_function_needed): Honor
23490 -fkeep-inline-functions.
23492 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23494 * builtins.c (fold_builtin_modf): New.
23495 (fold_builtin_2): Use it.
23497 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
23499 * loop-iv.c (implies_p): Detect additional cases where A implies B.
23500 (determine_max_iter): Take additional LOOP arg; all callers changed.
23501 Lose broken logic dealing with PLUS. Try to limit the upper bound by
23502 one using simplifications.
23503 (simplify_using_initial_values): Return if the expression becomes
23504 invalid due to altered regs.
23506 2007-02-23 DJ Delorie <dj@redhat.com>
23508 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
23510 2007-02-23 Mike Stump <mrs@apple.com>
23512 * tlink.c (scan_linker_output): Parse linker messages from
23513 darwin9's linker better.
23515 2007-02-23 Steve Ellcey <sje@cup.hp.com>
23518 * varpool.c (varpool_assemble_pending_decls): Set
23519 varpool_last_needed_node to null.
23521 2007-02-23 DJ Delorie <dj@redhat.com>
23523 * config/i386/i386.c (ix86_data_alignment): Don't specify an
23524 alignment bigger than the object file can handle.
23526 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
23529 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
23530 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
23531 (*movsf_1): Penalize MMX moves.
23533 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
23535 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
23536 2^32-1 or more times unless flag_unsafe_loop_optimizations.
23538 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
23540 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23542 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
23543 (fold_builtin_1): Use them.
23544 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23545 BUILT_IN_SIGNIFICAND.
23547 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
23549 * config/i386/i386.c (bdesc_1arg): Initialize
23550 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
23551 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
23552 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
23553 and IX86_BUILTIN_MOVSLDUP.
23555 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
23557 PR rtl-optimization/30841
23558 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
23560 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23562 * builtins.c (fold_builtin_frexp): New.
23563 (fold_builtin_2): Use it.
23565 2007-02-22 Mark Mitchell <mark@codesourcery.com>
23567 * doc/invoke.texi (Spec Files): Document getenv spec function.
23569 * gcc.c (getenv_spec_function): New function.
23570 (static_spec_functions): Add it.
23571 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
23572 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
23575 2007-02-22 Michael Matz <matz@suse.de
23578 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
23579 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
23581 2007-02-22 Ian Lance Taylor <iant@google.com>
23584 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
23585 (mem_loc_descriptor): Call it.
23587 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
23588 Ira Rosen <irar@il.ibm.com>
23590 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
23592 2007-02-22 Ira Rosen <irar@il.ibm.com>
23594 PR tree-optimization/30843
23595 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
23596 stores only after all the group is vectorized.
23598 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
23600 PR tree-optimization/30858
23601 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
23602 in the reduction cycle have a single use in the loop.
23603 * tree-vectorizer.h (relevant): Add documentation.
23605 2007-02-20 Mike Stump <mrs@apple.com>
23607 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
23608 * configure: Regenerate.
23610 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23612 Change the defaults of some parameters and options.
23613 * config/spu/spu-protos.h (spu_optimization_options): Declare.
23614 * config/spu/spu.c (spu_optimization_options): Add.
23615 (spu_override_options): Change params in spu_optimization_options.
23616 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
23618 Register 127 is only 16 byte aligned when used as a frame pointer.
23619 * config/spu/spu-protos.h (spu_init_expanders): Declare.
23620 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
23621 HARD_FRAME_POINTER_REGNUM.
23622 (spu_legitimate_address): Use regno_aligned_for_reload.
23623 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
23624 aligned when frame_pointer_needed is true.
23625 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
23627 * config/spu/spu.h (INIT_EXPANDERS): Define.
23629 Make sure shift and rotate instructions have valid immediate operands.
23630 * config/spu/predicates.md (spu_shift_operand): Remove.
23631 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
23632 * config/spu/constraints.md (W, O): Extend range.
23633 * config/spu/spu.md (umask, nmask): Define.
23634 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
23635 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
23636 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
23637 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
23638 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
23639 (lshr<mode>3_reg): Fix rtl description.
23641 Make sure mulhisi immediate operands are valid.
23642 * config/spu/predicates.md (imm_K_operand): Add.
23643 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
23645 Generate constants using fsmbi and andi.
23646 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
23647 (print_operand, spu_split_immediate, classify_immediate,
23648 fsmbi_const_p): Handle IC_FSMBI2.
23650 Correctly handle a CONST_VECTOR containing symbols.
23651 * config/spu/spu.c (print_operand): Handle HIGH correctly.
23652 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
23653 (immediate_load_p): Allow symbols that use 2 instructions to create.
23654 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
23655 with symbols when flag_pic is set.
23656 (const_vector_immediate_p): New.
23657 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
23658 accept a CONST_VECTOR with symbols.
23659 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
23660 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
23662 * config/spu/spu.md (high, low): Delete.
23663 (low_<mode>): Define.
23665 Remove INTRmode and INTR_REGNUM, which didn't work.
23666 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
23668 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
23669 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
23670 peephole2 pattern): Don't use INTR or 131.
23671 (movintrcc): Delete.
23672 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
23673 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
23674 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
23675 (UNSPEC_SET_INTR): Add.
23676 * config/spu/spu-modes.def (INTR): Remove.
23678 More accurate warnings about run-time relocations.
23679 * config/spu/spu.c (reloc_diagnostic): Test in_section.
23681 Correctly warn about immediate arguments to specific intrinsics.
23682 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
23683 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
23684 the instruction predicate.
23686 Fix tree check errors with latest update.
23687 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
23689 (spu_expand_builtin): Use CALL_EXPR_FN.
23691 Add missing specific intrinsics.
23692 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
23694 * config/spu/spu_internals.h: Ditto.
23696 Fix incorrect operand modifiers.
23697 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
23698 * config/spu/spu.md (xor<mode>3): Change %S to %J.
23700 Optimize one case of zero_extend of a vec_select.
23701 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
23703 Accept any immediate for hbr.
23704 * config/spu/spu.md (hbr): Change s constraints to i.
23706 2007-02-21 Paul Brook <paul@codesourcery.com>
23708 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
23709 condexec_count when skipping USE and CLOBBER.
23711 2007-02-21 Nick Clifton <nickc@redhat.com>
23713 * common.opt (Warray-bounds): Add Warning attribute.
23714 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
23716 (fsized-zeroes): Add Optimization attribute.
23717 (fsplit-wide-types, ftree-scev-cprop): Likewise.
23718 * c.opt (Wc++0x-compat): Add Warning attribute.
23720 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
23722 PR middle-end/30761
23723 * reload1.c (eliminate_regs_in_insn): In the single_set special
23724 case, attempt to re-recognize the insn before falling back to
23725 having reload fix it up.
23727 2007-02-20 Eric Christopher <echristo@gmail.com>
23729 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
23730 Rewrite accordingly.
23731 (frv_read_iacc_argument): Ditto.
23732 (frv_expand_set_builtin): Take a call instead of arglist, update for
23734 (frv_expand_unop_builtin): Ditto.
23735 (frv_expand_binop_builtin): Ditto.
23736 (frv_expand_cut_builtin): Ditto.
23737 (frv_expand_binopimm_builtin): Ditto.
23738 (frv_expand_voidbinop_builtin): Ditto.
23739 (frv_expand_int_void2arg): Ditto.
23740 (frv_expand_prefetches): Ditto.
23741 (frv_expand_voidtriop_builtin): Ditto.
23742 (frv_expand_voidaccop_builtin): Ditto.
23743 (frv_expand_load_builtin): Ditto.
23744 (frv_expand_store_builtin): Ditto.
23745 (frv_expand_mdpackh_builtin): Ditto.
23746 (frv_expand_mclracc_builtin): Ditto.
23747 (frv_expand_mrdacc_builtin): Ditto.
23748 (frv_expand_mwtacc_builtin): Ditto.
23749 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
23752 2007-02-20 Janis Johnson <janis187@us.ibm.com>
23754 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
23755 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
23757 (HAVE_GAS_DFP): Check for assembler support of decimal floating
23758 point instructions.
23759 * configure: Regenerate.
23760 * config.in: Regenerate.
23761 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
23762 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
23763 masks to power6 and power6x and to POWERPC_MASKS.
23764 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23766 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
23767 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
23768 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23769 Access PROTOTYPE as variable, not mask.
23771 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23773 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
23774 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
23775 * combine.c (adjust_for_new_dest): Use it.
23776 * postreload.c (reload_combine): Likewise.
23778 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23780 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
23781 notes on an insn with multiple sets, even if single_set returns
23782 non-NULL for that insn.
23784 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23786 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
23787 scalbn and scalbln.
23789 2007-02-20 Geoffrey Keating <geoffk@apple.com>
23791 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
23792 if user didn't pass it.
23793 * config/i386/darwin.h (CC1_SPEC): Likewise.
23794 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
23795 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
23796 -mmacosx-version-min.
23798 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23799 Uros Bizjak <ubizjak@gmail.com>
23801 * optabs.h (enum optab_index): Add new OTI_scalb.
23802 (scalb_optab): Define corresponding macro.
23803 * optabs.c (init_optabs): Initialize scalb_optab.
23804 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
23806 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
23807 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
23808 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
23809 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
23810 flag_unsafe_math_optimizations is set.
23812 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
23813 to implement scalbf, scalb and scalbl built-ins as inline x87
23816 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23817 DJ Delorie <dj@redhat.com>
23820 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
23821 (diagnostic_report_diagnostic): ... here, and turn them into real
23822 errors. If warnings are inhibited, no need to do anything.
23824 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
23826 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
23827 better code generation.
23829 2007-02-20 Ben Elliston <bje@au.ibm.com>
23831 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
23833 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
23835 * config/alpha/alpha.c, config/alpha/alpha.md,
23836 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
23837 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
23838 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
23839 config/arm/lib1funcs.asm: Follow spelling conventions.
23841 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
23842 config/fr30/fr30.md, config/i386/i386.h,
23843 config/iq2000/iq2000.h, config/iq2000/predicates.md,
23844 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
23845 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
23846 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
23847 config/rs6000/altivec.md, config/rs6000/rs6000.c,
23848 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
23849 config/sparc/sparc.c, config/sparc/sparc.h,
23850 config/sparc/sparc.md, config/spu/constraints.md,
23851 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
23854 2007-02-20 Alan Modra <amodra@bigpond.net.au>
23857 * varasm.c (use_blocks_for_decl_p): Return false for decls with
23860 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23862 * doc/invoke.texi (-ftree-lrs): Remove.
23864 2007-02-19 Diego Novillo <dnovillo@redhat.com>
23866 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
23869 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
23871 * config/ia64/ia64.c (ia64_expand_builtin): Use the
23872 new CALL_EXPR_FN macro for retrieving the function
23873 declaration of the input expression.
23875 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23877 * c.opt (Waddress): New.
23878 * common.opt (Walways-true): Delete.
23879 (Wstring-literal-comparison): Delete.
23880 * doc/invoke.texi (Warning Options): Delete -Walways-true and
23881 -Wstring-literal-comparison. Add -Waddress.
23883 (Walways-true): Delete.
23884 (Wstring-literal-comparison): Delete.
23885 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
23886 consistently instead of -Walways-true in example.
23887 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
23888 * c-typeck.c (parser_build_binary_op): Replace
23889 -Wstring-literal-comparison and -Walways-true with -Waddress.
23890 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
23893 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23895 * tree-cfg.c (dump_function_to_file): Be prepared for functions
23896 without DECL_STRUCT_FUNCTION initialized.
23898 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23900 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
23901 due to calls to functions taking pointers as parameters.
23903 2007-02-19 Richard Henderson <rth@redhat.com>
23906 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
23909 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
23911 * config/s390/s390.c (s390_call_saved_register_used,
23912 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
23913 accessed to the new scheme.
23915 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23917 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
23918 (cris_print_index, cris_print_operand, cris_print_operand_address)
23919 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
23920 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
23921 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
23922 GET_CODE () == xxx.
23923 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
23924 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
23925 GO_IF_LEGITIMATE_ADDRESS): Ditto.
23926 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
23927 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
23928 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
23929 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
23930 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
23931 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
23932 (uminsi3, call, call_value): Ditto.
23933 (define_split: indir_to_reg_split, unnamed): Ditto.
23935 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
23937 PR tree-optimization/30975
23938 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
23941 2007-02-18 Eric Christopher <echristo@gmail.com>
23943 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
23944 Remove use of arglist.
23945 (mips_expand_builtin): Remove use of arglist, pass in expr.
23946 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
23947 (mips_expand_builtin_movtf): Ditto.
23948 (mips_expand_builtin_compare): Ditto.
23950 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23952 * tree-sra.c (sra_build_assignment): Replace assertion
23953 checking with a comment explaining why it can't be done.
23955 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23957 PR middle-end/30833
23958 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
23959 during CALL_EXPR representation conversion.
23960 * tree-ssa-propagate.c (set_rhs): Likewise.
23962 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23964 * tree-sra.c (sra_build_assignment): Disable assertion checking
23967 2007-02-18 Roger Sayle <roger@eyesopen.com>
23969 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
23970 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23971 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
23973 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
23974 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
23975 gimplify_init_ctor_eval_range, gimple_push_cleanup,
23976 gimplify_omp_for, gimplify_omp_atomic_pipeline,
23977 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
23978 force_gimple_operand): Likewise.
23979 * ipa-cp.c (constant_val_insert): Likewise.
23980 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
23981 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
23982 perfect_nestify): Likewise.
23983 * langhooks.c (lhd_omp_assignment): Likewise.
23984 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
23985 lower_copyprivate_clauses, lower_send_clauses,
23986 lower_send_shared_vars, expand_parallel_call,
23987 expand_omp_for_generic, expand_omp_for_static_nochunk,
23988 expand_omp_for_static_chunk, expand_omp_sections,
23989 lower_omp_single_copy, lower_omp_for_lastprivate,
23990 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
23991 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
23992 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
23995 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23997 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
23998 config/sh/sh.md: Follow spelling conventions.
24000 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
24001 config/frv/predicates.md: Follow spelling conventions.
24003 * config/m68k/linux-unwind.h: Fix a comment typo.
24004 * target.h: Follow spelling conventions.
24006 2007-02-18 Roger Sayle <roger@eyesopen.com>
24008 PR rtl-optimization/28173
24009 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
24010 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
24011 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
24012 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
24013 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
24015 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24017 * builtins.c (fold_builtin_load_exponent): New.
24018 (fold_builtin_2): Use it.
24020 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
24022 PR rtl-optimization/30773
24023 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
24024 if we fail to attach a REG_EQUIV note.
24026 2007-02-18 David Edelsohn <edelsohn@gnu.org>
24027 Roger Sayle <roger@eyesopen.com>
24029 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
24031 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
24033 * calls.c (initialize_argument_information): Pass original EXP
24034 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
24035 code to split complex arguments here, as part of initializing the
24037 (expand_call): Remove code that builds a list of arguments and
24038 inserts implicit arguments into it. Instead, just count how many
24039 implicit arguments there will be so we can determine the size of
24040 the ARGS array, and let initialize_argument_information do the work.
24041 (split_complex_values): Delete unused function.
24043 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
24045 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
24047 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
24049 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
24050 for arg pointer based indexed addressing.
24052 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
24054 * config/ia64/ia64.h, config/ia64/ia64.md,
24055 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
24056 spelling conventions.
24058 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
24060 * config/m68k/m68k.c (split_di): New.
24061 * config/m68k/m68k-protos.h: Declare split_di.
24062 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
24063 Improve predicate handling and split constant shifts.
24065 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
24067 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
24068 parameter for register bitfield operations, general predicates
24071 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
24073 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
24074 * config/m68k/linux-unwind.h: New file.
24076 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
24078 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
24079 config/i386/athlon.md, config/ia64/ia64.md,
24080 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
24081 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
24082 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
24083 tree-ssa-loop-niter.c, tree-vect-analyze.c,
24084 tree-vect-transform.c: Fix comment typos.
24086 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
24088 * sched-deps.c (find_insn_list): Remove.
24089 * sched-int.h: Remove the prototype for find_insn_list.
24091 2007-02-16 Geoffrey Keating <geoffk@apple.com>
24093 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
24095 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
24096 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
24097 darwin_rs6000_override_options.
24098 (C_COMMON_OVERRIDE_OPTIONS): Expect
24099 darwin_macosx_version_min to be non-NULL always.
24100 (TARGET_C99_FUNCTIONS): Likewise.
24101 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
24102 (DARWIN_MINVERSION_SPEC): New.
24103 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
24104 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
24106 (DARWIN_MINVERSION_SPEC): New.
24107 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
24109 * config/darwin-c.c (darwin_cpp_builtins): Expect
24110 darwin_macosx_version_min to be non-NULL always.
24112 * config/rs6000/rs6000.c: Clean up trailing whitespace.
24114 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
24116 * config/i386/i386.h (x86_use_xchgb): New.
24117 (TARGET_USE_XCHGB): New macro.
24118 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
24119 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
24120 Split after reload into bswaphi for shifts of 8.
24121 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
24122 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
24123 or when optimizing for size.
24125 2007-02-16 Richard Guenther <rguenther@suse.de>
24126 Christian Bruel <christian.bruel@st.com>
24128 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
24129 DECLs but prefer SSA_NAMEs over DECLs.
24131 2007-02-16 Richard Guenther <rguenther@suse.de>
24133 * tree-flow-inline.h (single_imm_use_p): Remove.
24134 (zero_imm_uses_p): Likewise.
24135 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
24136 instead of single_imm_use_p.
24137 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
24140 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24143 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
24144 nested double- and backquotes.
24146 2007-02-15 Roger Sayle <roger@eyesopen.com>
24148 PR middle-end/30391
24149 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
24150 should be unreachable.
24151 (build2_stat): Allow construction of MODIFY_EXPR at any time.
24152 For the time being redirect GIMPLE_MODIFY_STMT to the new
24153 (renamed) build_gimple_modify_stmt_stat.
24154 (build2_gimple_stat): Rename to...
24155 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
24156 Always build a GIMPLE_MODIFY_STMT node.
24157 * tree.h (build2_gimple, build2_gimple_stat): Delete.
24158 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
24161 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
24162 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
24163 * tree-complex.c (set_component_ssa_name, expand_complex_move,
24164 expand_complex_div_wide): Likewise.
24165 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
24166 * tree-ssa-loop-im.c (schedule_sm): Likewise.
24167 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
24168 * tree-ssa-loop-manip.c (create_iv): Likewise.
24169 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
24170 abs_replacement): Likewise.
24171 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
24172 realify_fake_stores): Likewise.
24174 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
24175 node rather than a GIMPLE_MODIFY_STMT node.
24176 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
24177 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
24179 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
24180 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
24181 GIMPLE_MODIFY_STMT.
24183 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
24185 PR middle-end/30433
24186 * fold-const.c (fold_comparison): Add back the
24187 folding of constant complex comparisions.
24189 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
24191 PR middle-end/30729
24192 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
24193 effects unknown to this function, return early.
24195 2007-02-15 Ian Lance Taylor <iant@google.com>
24197 * lower-subreg.c (move_eh_region_note): New static function.
24198 (resolve_simple_move): Call it.
24199 (decompose_multiword_subregs): Track blocks for which we resolve a
24200 simple move which is also a control flow insn. Pass them to
24201 find_many_sub_basic_blocks.
24202 (pass_lower_subreg): Add TODO_verify_flow.
24203 (pass_lower_subreg2): Likewise.
24205 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24206 Brooks Moses <brooks.moses@codesourcery.com>
24207 Lee Millward <lee.millward@codesourcery.com>
24209 * tree.h (enum tree_code_class): Add tcc_vl_exp.
24210 (VL_EXP_CLASS_P): New.
24211 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
24213 (TREE_OPERAND_CHECK_CODE): Likewise.
24214 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
24215 (TREE_RTL_OPERAND_CHECK): Likewise.
24216 (tree_operand_check_failed): Make second parameter the whole tree
24217 instead of its code. Fixed callers.
24218 (VL_EXP_CHECK): New.
24219 (TREE_OPERAND_LENGTH): New.
24220 (VL_EXP_OPERAND_LENGTH): New.
24221 (CALL_EXPR_FN): New.
24222 (CALL_EXPR_STATIC_CHAIN): New.
24223 (CALL_EXPR_ARGS): New.
24224 (CALL_EXPR_ARG): New.
24225 (call_expr_nargs): New.
24226 (CALL_EXPR_ARGP): New.
24227 (build_nt_call_list): Declare.
24228 (build_vl_exp_stat): Declare.
24229 (build_vl_exp): New.
24230 (build_call_list): Declare.
24231 (build_call_nary): Declare.
24232 (build_call_valist): Declare.
24233 (build_call_array): Declare.
24234 (call_expr_arg): Declare.
24235 (call_expr_argp): Declare.
24236 (call_expr_arglist): Declare.
24237 (fold_build_call_list): Declare.
24238 (fold_build_call_list_initializer): Declare.
24239 (fold_call_expr): Declare to replace fold_builtin.
24240 (fold_builtin_fputs): Update to agree with modified definition.
24241 (fold_builtin_strcpy): Likewise.
24242 (fold_builtin_strncpy): Likewise.
24243 (fold_builtin_memory_chk): Likewise.
24244 (fold_builtin_stxcpy_chk): Likewise.
24245 (fold_builtin_strncpy_chk): Likewise.
24246 (fold_builtin_next_arg): Likewise.
24247 (fold_build_call_expr): Declare.
24248 (fold_builtin_call_list): Declare.
24249 (fold_builtin_call_valist): Declare.
24250 (build_call_expr): Declare.
24251 (validate_arglist): Update to agree with modified definition.
24252 (tree_operand_length): New.
24253 (call_expr_arg_iterator): New.
24254 (init_call_expr_arg_iterator): New.
24255 (next_call_expr_arg): New.
24256 (first_call_expr_arg): New.
24257 (more_call_expr_args_p): New.
24258 (FOR_EACH_CALL_EXPR_ARG): New.
24260 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
24261 and tcc_gimple_stmt.
24262 (tree_code_size): Update documentation. Use sizeof (tree) rather
24263 than sizeof (char *).
24264 (tree_size): Likewise. Add case for tcc_vl_exp.
24265 (tree_node_structure): Add case for tcc_vl_exp.
24266 (contains_placeholder_p): Likewise.
24267 (substitute_in_expr): Likewise.
24268 (substitute_placeholder_in_expr): Likewise.
24269 (stabilize_reference_1): Likewise.
24270 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
24271 to diagnose breakage of this interface for constructing CALL_EXPRs.
24272 (build_nt): Add similar assertion here.
24273 (build_nt_call_list): New.
24274 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
24275 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
24277 (get_callee_fndecl): Use new CALL_EXPR accessors.
24278 (tree_operand_check_failed): Change parameters to pass entire node
24279 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
24280 (process_call_operands): New.
24281 (build_vl_exp_stat): New.
24282 (build_call_list): New.
24283 (build_call_nary): New.
24284 (build_call_valist): New.
24285 (build_call_array): New.
24286 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24287 (call_expr_arglist): New.
24289 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
24290 tcc_vl_exp instead of a fixed-size tcc_expression.
24292 * doc/c-tree.texi (CALL_EXPR): Document new representation and
24293 accessors for CALL_EXPRs.
24294 (AGGR_INIT_EXPR): Likewise.
24296 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24297 Brooks Moses <brooks.moses@codesourcery.com>
24298 Lee Millward <lee.millward@codesourcery.com>
24300 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
24301 (expand_builtin_nonlocal_goto): Change parameter to be entire
24302 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
24303 (expand_builtin_prefetch): Likewise.
24304 (expand_builtin_classify_type): Likewise.
24305 (mathfn_built_in): Return NULL_TREE instead of 0.
24306 (expand_errno_check): Use new CALL_EXPR accessors.
24307 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
24308 Return NULL_RTX instead of 0.
24309 (expand_builtin_mathfn_2): Likewise.
24310 (expand_builtin_mathfn_3): Likewise.
24311 (expand_builtin_interclass_mathfn): Likewise.
24312 (expand_builtin_sincos): Likewise.
24313 (expand_builtin_cexpi): Likewise.
24314 (expand_builtin_int_roundingfn): Likewise.
24315 (expand_builtin_int_roundingfn_2): Likewise.
24316 (expand_builtin_pow): Likewise.
24317 (expand_builtin_powi): Likewise.
24318 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
24319 of arglist, fixing callers appropriately. Use new CALL_EXPR
24320 accessors and constructors. Return NULL_RTX instead of 0.
24321 (expand_builtin_strstr): Likewise.
24322 (expand_builtin_strchr): Likewise.
24323 (expand_builtin_strrchr): Likewise.
24324 (expand_builtin_strpbrk): Likewise.
24325 (expand_builtin_memcpy): Likewise.
24326 (expand_builtin_mempcpy): Likewise.
24327 (expand_builtin_mempcpy_args): New.
24328 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
24329 (expand_builtin_memmove_args): New.
24330 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
24331 (expand_movstr): Likewise.
24332 (expand_builtin_strcpy): Likewise.
24333 (expand_builtin_strcpy_args): New.
24334 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
24335 (expand_builtin_strncpy): Likewise.
24336 (expand_builtin_memset): Likewise.
24337 (expand_builtin_memset_args): New.
24338 (expand_builtin_bzero): Similarly to expand_builtin_memset.
24339 (expand_builtin_memcmp): Likewise.
24340 (expand_builtin_strcmp): Likewise.
24341 (expand_builtin_strncmp): Likewise.
24342 (expand_builtin_strcat): Likewise.
24343 (expand_builtin_strncat): Likewise.
24344 (expand_builtin_strspn): Likewise.
24345 (expand_builtin_strcspn): Likewise.
24346 (expand_builtin_args_info): Likewise.
24347 (expand_builtin_va_start): Likewise.
24348 (gimplify_va_arg_expr): Likewise.
24349 (expand_builtin_va_end): Likewise.
24350 (expand_builtin_va_copy): Likewise.
24351 (expand_builtin_frame_address): Likewise.
24352 (expand_builtin_alloca): Likewise.
24353 (expand_builtin_bswap): Likewise.
24354 (expand_builtin_unop): Likewise.
24355 (expand_builtin_fputs): Likewise.
24356 (expand_builtin_expect): Likewise.
24357 (expand_builtin_fabs): Likewise.
24358 (expand_builtin_copysign): Likewise.
24359 (expand_builtin_printf): Likewise.
24360 (expand_builtin_fprintf): Likewise.
24361 (expand_builtin_sprintf): Likewise.
24362 (expand_builtin_init_trampoline): Likewise.
24363 (expand_builtin_signbit): Likewise.
24364 (expand_builtin_fork_or_exec): Likewise.
24365 (expand_builtin_sync_operation): Likewise.
24366 (expand_builtin_compare_and_swap): Likewise.
24367 (expand_builtin_lock_test_and_set): Likewise.
24368 (expand_builtin_lock_release): Likewise.
24369 (expand_builtin): Likewise.
24370 (builtin_mathfn_code): Likewise.
24372 (fold_builtin_constant_p): Pass call arguments individually instead
24373 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24374 accessors and constructors. Return NULL_TREE instead of 0.
24375 (fold_builtin_expect): Likewise.
24376 (fold_builtin_classify_type): Likewise.
24377 (fold_builtin_strlen): Likewise.
24378 (fold_builtin_nan): Likewise.
24379 (integer_valued_real_p): Likewise.
24380 (fold_trunc_transparent_mathfn): Likewise.
24381 (fold_fixed_mathfn): Likewise.
24382 (fold_builtin_cabs): Likewise.
24383 (fold_builtin_sqrt): Likewise.
24384 (fold_builtin_cbrt): Likewise.
24385 (fold_builtin_cos): Likewise.
24386 (fold_builtin_cosh): Likewise.
24387 (fold_builtin_tan): Likewise.
24388 (fold_builtin_sincos): Likewise.
24389 (fold_builtin_cexp): Likewise.
24390 (fold_builtin_trunc): Likewise.
24391 (fold_builtin_floor): Likewise.
24392 (fold_builtin_ceil): Likewise.
24393 (fold_builtin_round): Likewise.
24394 (fold_builtin_int_roundingfn): Likewise.
24395 (fold_builtin_bitop): Likewise.
24396 (fold_builtin_bswap): Likewise.
24397 (fold_builtin_logarithm): Likewise.
24398 (fold_builtin_hypot): Likewise.
24399 (fold_builtin_pow): Likewise.
24400 (fold_builtin_powi): Likewise.
24401 (fold_builtin_exponent): Likewise.
24402 (fold_builtin_memset): Likewise.
24403 (fold_builtin_bzero): Likewise.
24404 (fold_builtin_memory_op): Likewise.
24405 (fold_builtin_bcopy): Deleted; call site changed to invoke
24406 fold_builtin_memory_op directly.
24407 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
24408 (fold_builtin_strncpy): Likewise.
24409 (fold_builtin_memcmp): Likewise.
24410 (fold_builtin_strcmp): Likewise.
24411 (fold_builtin_strncmp): Likewise.
24412 (fold_builtin_signbit): Likewise.
24413 (fold_builtin_copysign): Likewise.
24414 (fold_builtin_isascii): Likewise.
24415 (fold_builtin_toascii): Likewise.
24416 (fold_builtin_isdigit): Likewise.
24417 (fold_builtin_fabs): Likewise.
24418 (fold_builtin_abs): Likewise.
24419 (fold_builtin_fmin_fmax): Likewise.
24420 (fold_builtin_carg): Likewise.
24421 (fold_builtin_classify): Likewise.
24422 (fold_builtin_unordered_cmp): Likewise.
24424 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
24425 New functions split out from fold_builtin_1.
24426 (fold_builtin_n): New.
24427 (fold_builtin_varargs): New.
24428 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
24430 (fold_call_expr): New.
24431 (build_function_call_expr): Rewrite to use new helper function.
24432 (fold_builtin_call_list): New.
24433 (build_call_expr): New.
24434 (fold_builtin_call_valist): New.
24435 (rewrite_call_expr): New.
24436 (validate_arg): New.
24437 (validate_arglist): Change parameter to be entire CALL_EXPR instead
24438 of an arglist. Change return type to bool. Use new CALL_EXPR
24441 (fold_builtin_strstr): Pass call arguments individually instead
24442 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24443 accessors and constructors. Return NULL_TREE instead of 0.
24444 (fold_builtin_strchr): Likewise.
24445 (fold_builtin_strrchr): Likewise.
24446 (fold_builtin_strpbrk): Likewise.
24447 (fold_builtin_strcat): Likewise.
24448 (fold_builtin_strncat): Likewise.
24449 (fold_builtin_strspn): Likewise.
24450 (fold_builtin_strcspn): Likewise.
24451 (fold_builtin_fputs): Likewise.
24452 (fold_builtin_next_arg): Likewise.
24453 (fold_builtin_sprintf): Likewise.
24455 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
24456 NULL_RTX instead of 0.
24457 (expand_builtin_memory_chk): Likewise.
24458 (maybe_emit_chk_warning): Likewise.
24459 (maybe_emit_sprintf_chk_warning): Likewise.
24461 (fold_builtin_object_size): Pass call arguments individually instead
24462 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24463 accessors and constructors. Return NULL_TREE instead of 0.
24464 (fold_builtin_memory_chk): Likewise.
24465 (fold_builtin_stxcpy_chk): Likewise.
24466 (fold_builtin_strncpy_chk): Likewise.
24467 (fold_builtin_strcat_chk): Likewise.
24468 (fold_builtin_strcat_chk): Likewise.
24469 (fold_builtin_strncat_chk): Likewise.
24470 (fold_builtin_sprintf_chk): Likewise.
24471 (fold_builtin_snprintf_chk): Likewise.
24472 (fold_builtin_printf): Likewise.
24473 (fold_builtin_vprintf): Likewise.
24475 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
24477 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
24478 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24479 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
24480 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
24481 (fold_unary): Likewise.
24482 (fold_binary): Likewise.
24483 (fold_ternary): Remove CALL_EXPR case, since they are no longer
24484 ternary expressions.
24485 (fold): Add logic for tcc_vl_exp.
24486 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
24487 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24488 (fold_build3_stat): Add assertion to flag broken interface for
24489 constructing CALL_EXPRs.
24490 (fold_build_call_list): New.
24491 (fold_build_call_list_initializer): New.
24492 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
24494 (fold_strip_sign_ops): Likewise.
24496 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24497 Brooks Moses <brooks.moses@codesourcery.com>
24498 Lee Millward <lee.millward@codesourcery.com>
24500 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
24501 accessors and dump arguments explicitly.
24503 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
24505 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
24507 (print_call_name): Use new CALL_EXPR accessors.
24509 * print-tree.c (print_node): Add case tcc_vl_exp. Print
24510 CALL_EXPR arguments explicitly instead of as a list. Use
24511 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24513 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
24514 (vrp_visit_stmt): Likewise.
24516 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
24517 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
24519 (force_move_till_expr): Likewise.
24521 * targhooks.c (default_external_stack_protect_fail): Use
24522 build_call_expr instead of build_function_call_expr.
24523 (default_hidden_stack_protect_fail): Likewise.
24525 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
24528 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
24529 and walk arguments explicitly.
24531 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
24532 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24533 (expand_simple_operations): Likewise.
24534 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
24536 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
24537 of TREE_CODE_LENGTH.
24538 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
24540 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
24541 instead of TREE_CODE_LENGTH.
24543 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
24544 (tree_ic_transform): Likewise.
24545 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
24546 parameter instead of arglist. Fix callers.
24547 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
24548 (tree_stringops_transform): Likewise.
24549 (tree_indirect_call_to_profile): Likewise.
24550 (tree_stringops_values_to_profile): Likewise.
24552 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
24553 (eliminate_tail_call): Likewise.
24555 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
24557 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24558 Use TREE_OPERAND_LENGTH and generalize to handle any number of
24560 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
24562 * omp-low.c (build_omp_barrier): Use build_call_expr.
24563 (lower_rec_input_clauses): Likewise.
24564 (lower_reduction_clauses): Likewise.
24565 (expand_parallel_call): Likewise.
24566 (maybe_catch_exception): Likewise.
24567 (expand_omp_for_generic): Likewise.
24568 (expand_omp_for_static_nochunk): Likewise.
24569 (expand_omp_sections): Likewise.
24570 (lower_omp_single_simple): Likewise.
24571 (lower_omp_single_copy): Likewise.
24572 (lower_omp_master): Likewise.
24573 (lower_omp_ordered): Likewise.
24574 (lower_omp_critical): Likewise.
24576 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
24577 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
24579 * tree-gimple.c (is_gimple_call_addr): Fix doc.
24580 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
24581 TREE_CODE_LENGTH. Add tcc_vl_exp case.
24583 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
24584 and generalize to handle any number of operands.
24585 (chrec_contains_undetermined): Likewise.
24586 (tree_contains_chrecs): Likewise.
24587 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
24589 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
24591 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
24592 fold_call_expr instead of fold_builtin.
24593 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
24594 match declarations there.
24595 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
24598 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
24599 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24601 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
24602 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
24604 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
24607 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
24608 (execute_cse_sincos): Use new CALL_EXPR accessors.
24610 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
24612 * gimple-low.c (lower_function_body): Use build_call_expr.
24613 (lower_builtin_setjmp): Likewise.
24615 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
24616 (set_storage_via_libcall): Likewise.
24617 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
24618 instead of TREE_CODE_LENGTH.
24619 (expand_expr_real_1): Use new CALL_EXPR accessors.
24621 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
24622 generalize to handle any number of operands.
24623 (TB_parent_eq): Likewise.
24625 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
24626 (strip_builtin_expect): Likewise.
24628 * function.c (gimplify_parameters): Use build_call_expr.
24630 * tree-vectorizer.c (vect_is_simple_reduction): Use
24631 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24633 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
24634 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
24636 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
24639 * gimplify.c (build_stack_save_restore): Use build_call_expr.
24640 (gimplify_decl_expr): Likewise.
24641 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
24642 Use new CALL_EXPR iterators.
24643 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
24644 (gimplify_modify_expr_to_memset): Likewise.
24645 (gimplify_variable_sized_compare): Likewise.
24646 (gimplify_omp_atomic_fetch_op): Likewise.
24647 (gimplify_omp_atomic_pipeline): Likewise.
24648 (gimplify_omp_atomic_mutex): Likewise.
24649 (gimplify_function_tree): Likewise.
24651 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
24652 (call_expr_flags): Likewise.
24653 (expand_call): Likewise.
24655 * except.c (expand_builtin_eh_return_data_regno): Pass entire
24656 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24659 * coverage.c (create_coverage): Use build_call_expr.
24661 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
24662 (temp_call_expr_obstack): New.
24663 (pool_copy_list): Delete.
24664 (temp_copy_call_expr): New.
24665 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
24666 CALL_EXPR accessors. Get rid of special goo for copying argument
24667 lists and use temp_copy_call_expr instead.
24668 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
24669 CALL_EXPR accessors.
24670 (create_expression_by_pieces): Likewise. Use build_call_array
24671 to construct the result instead of fold_build3.
24672 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
24673 dealing with argument lists.
24674 (init_pre): Remove references to expression_node_pool and
24675 list_node_pool. Init temp_call_expr_obstack instead.
24676 (fini_pre): Remove references to expression_node_pool and
24679 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
24680 and walk arguments explicitly instead of as a list.
24682 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
24683 (mx_register_decls): Likewise.
24684 (mudflap_register_call): Likewise.
24685 (mudflap_finish_file): Likewise.
24687 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
24688 (ipa_callsite_compute_param): Likewise.
24690 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
24691 accessors and constructor.
24693 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
24694 accessors and constructor.
24695 (convert_tramp_reference): Likewise.
24696 (convert_call_expr): Likewise.
24697 (finalize_nesting_tree_1): Likewise.
24699 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
24702 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
24704 * tree-inline.c (initialize_inlined_parameters): Pass entire
24705 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24707 (estimate_num_insns_1): Use new CALL_EXPR accessors.
24708 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
24710 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
24711 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24712 (vectorizable_reduction): Likewise.
24713 (vectorizable_call): Use new CALL_EXPR iterators.
24714 (vectorizable_conversion): Use build_call_expr.
24715 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
24716 (vect_gen_widened_results_half): Use build_call_expr.
24717 (vect_setup_realignment): Likewise.
24718 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
24720 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
24721 (pass_through_call): Likewise.
24722 (compute_object_sizes): Likewise. Use fold_call_expr instead of
24725 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
24726 (tree_gen_pow2_profiler): Likewise.
24727 (tree_gen_one_value_profiler): Likewise.
24728 (tree_gen_ic_func_profiler): Likewise.
24729 (tree_gen_average_profiler): Likewise.
24730 (tree_gen_ior_profiler): Likewise.
24732 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
24733 (find_func_aliases): Use new CALL_EXPR accessors. Add case
24734 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24736 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
24737 of TREE_CODE_LENGTH.
24739 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
24740 of TREE_CODE_LENGTH.
24742 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
24744 (convert_to_integer): Likewise.
24746 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
24749 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24750 Brooks Moses <brooks.moses@codesourcery.com>
24751 Lee Millward <lee.millward@codesourcery.com>
24753 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
24755 * config/frv/frv.c (frv_expand_builtin): Likewise.
24756 * config/s390/s390.c (s390_expand_builtin): Likewise.
24758 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
24759 (sparc_expand_builtin): Use new CALL_EXPR accessors.
24761 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
24762 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
24763 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
24764 (ix86_expand_store_builtin): Likewise.
24765 (ix86_expand_unop_builtin): Likewise.
24766 (ix86_expand_unop1_builtin): Likewise.
24767 (ix86_expand_sse_compare): Likewise.
24768 (ix86_expand_sse_comi): Likewise.
24769 (ix86_expand_vec_init_builtin): Likewise.
24770 (ix86_expand_vec_ext_builtin): Likewise.
24771 (ix86_expand_vec_set_builtin): Likewise.
24772 (ix86_expand_builtin): Use new CALL_EXPR accessors.
24774 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
24775 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
24777 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
24778 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24779 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
24781 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
24783 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
24784 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
24785 arglist. Use new CALL_EXPR accessors. Fix callers.
24786 (altivec_expand_abs_builtin): Likewise.
24787 (rs6000_expand_binop_builtin): Likewise.
24788 (altivec_expand_predicate_builtin): Likewise.
24789 (altivec_expand_lv_builtin): Likewise.
24790 (spe_expand_stv_builtin): Likewise.
24791 (altivec_expand_stv_builtin): Likewise.
24792 (rs6000_expand_ternop_builtin): Likewise.
24793 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
24794 (altivec_expand_st_builtin): Likewise.
24795 (altivec_expand_dst_builtin): Likewise.
24796 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
24797 arglist. Use new CALL_EXPR accessors. Fix callers.
24798 (altivec_expand_vec_set_builtin): Likewise.
24799 (altivec_expand_vec_ext_builtin): Likewise.
24800 (altivec_expand_builtin): Use new CALL_EXPR accessors.
24801 (spe_expand_builtin): Likewise.
24802 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
24803 arglist. Use new CALL_EXPR accessors. Fix callers.
24804 (spe_expand_evsel_builtin): Likewise.
24805 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
24806 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
24808 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
24809 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24810 (arm_expand_unop_builtin): Likewise.
24811 (arm_expand_builtin): Use new CALL_EXPR accessors.
24813 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
24816 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
24817 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
24819 (bfin_expand_unop_builtin): Likewise.
24820 (bfin_expand_builtin): Use new CALL_EXPR accessors.
24822 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24823 Brooks Moses <brooks.moses@codesourcery.com>
24824 Lee Millward <lee.millward@codesourcery.com>
24826 * c-semantics.c (build_stmt): Add internal diagnostic check.
24828 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
24829 accessors. Print arguments explicitly instead of as a list.
24831 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
24833 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
24834 (c_finish_omp_flish): Likewise.
24836 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
24837 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
24838 instead of TREE_CODE_LENGTH.
24839 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
24840 (c_warn_unused_result): Likewise.
24842 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24845 * doc/invoke.texi (Warning Options): Remove
24846 -Werror-implicit-function-declaration.
24847 (Wimplicit-function-declaration): Update description.
24848 * opts.c (common_handle_option): Move handling of -Werror=* to...
24849 (enable_warning_as_error): ...here.
24850 * opts.h (enable_warning_as_error): Declare.
24851 * c-decl.c (implicit_decl_warning): Unless
24852 -Wno-implicit-function-declaration is given, emit a pedwarn if
24853 -std=c99 or emit a warning if -Wimplicit-function-declaration.
24854 * c.opt (Wimplicit-function-declaration): Replace
24855 mesg_implicit_function_declaration with
24856 warn_implicit_function_declaration.
24857 * c-opts.c (c_common_handle_option):
24858 -Werror-implicit-function-declaration is exactly equal as
24859 -Werror=implicit-function-declaration.
24860 (set_Wimplicit): Replace mesg_implicit_function_declaration with
24861 warn_implicit_function_declaration.
24862 (c_common_post_options): -Wimplict-function-declaration is enabled
24863 by default by -std=c99, otherwise is disabled by default.
24864 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
24866 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24868 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
24869 DECL on the rhs to a DECL on the lhs for debug info purposes if the
24870 former is ignored but not the latter.
24872 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24874 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
24875 is made and the reference doesn't use the alias set of its type,
24876 do not create the temporary using that type.
24878 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
24880 * jump.c: Remove prototypes for delete_computation and
24881 delete_prior_computation.
24883 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24885 * jump.c (get_label_after): Delete.
24886 (get_label_before, delete_computation, delete_jump,
24887 delete_prior_computation, follow_jumps): Move...
24888 * reorg.c (delete_computation, delete_prior_computation): ... here...
24889 (get_label_before, delete_jump): ... making these static ...
24890 (follow_jumps): ... and simplifying this since it only runs after
24892 * rtl.h (get_label_after, get_label_before, delete_jump,
24893 follow_jumps): Delete prototypes.
24895 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24897 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
24899 2007-02-15 Nick Clifton <nickc@redhat.com>
24901 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
24902 order to prevent it from being munged by the target.
24904 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
24906 * config/i386/i386.md: Remove misleading comment.
24908 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24910 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
24911 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
24914 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24916 * tree-sra.c (instantiate_missing_elements): Canonicalize
24918 (sra_build_assignment): New.
24919 (generate_copy_inout, generate_element_copy,
24920 generate_element_zero, generate_one_element_init): Use it.
24922 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24924 * tree-sra.c (instantiate_missing_elements): Canonicalize
24926 (sra_build_assignment): New.
24927 (generate_copy_inout, generate_element_copy,
24928 generate_element_zero, generate_one_element_init): Use it.
24930 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24932 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
24935 2007-02-14 Joseph Myers <joseph@codesourcery.com>
24937 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
24938 types as aggregates not scalars.
24939 * function.c (assign_stack_temp_for_type): Likewise.
24941 2007-02-14 Roger Sayle <roger@eyesopen.com>
24942 Zdenek Dvorak <dvorakz@suse.cz>
24944 * tree-dump.c (dump_switch_p_1): Require exact match of the option
24947 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
24949 * passes.c (next_pass_1): Clear the next field of the copied
24952 2007-02-14 Richard Henderson <rth@redhat.com>
24954 * tree-sra.c (early_sra): New.
24955 (decl_can_be_decomposed_p): Deny va_list if early_sra.
24956 (tree_sra_early, pass_sra_early): New.
24957 * tree-pass.h (pass_sra_early): Declare.
24958 * passes.c (init_optimization_passes): Use it.
24960 2007-02-14 Richard Guenther <rguenther@suse.de>
24962 * flags.h (issue_strict_overflow_warning): Convert to a macro.
24964 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
24966 PR tree-optimization/30771
24967 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
24969 (vect_analyze_operations): Induction phis can now be marked as
24971 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
24972 Update documentation accordingly.
24974 2007-02-14 Nick Clifton <nickc@redhat.com>
24976 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
24977 most 3 arguments are supported.
24978 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
24980 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
24982 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
24983 Ensure dst->current is valid.
24985 2007-02-13 Paul Brook <paul@codesourcery.com>
24987 * config.gcc: Add arm*-*-uclinux-*eabi.
24988 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
24989 (SUBTARGET_EXTRA_LINK_SPEC): Define.
24990 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
24991 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
24992 (LINK_SPEC): Define.
24993 (LIB_SPEC): Define.
24994 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
24996 * config/arm/uclinux-eabi.h: New file.
24997 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
24998 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
25001 2007-02-13 Ian Lance Taylor <iant@google.com>
25003 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
25004 * flags.h (warn_strict_overflow): Declare.
25005 (enum warn_strict_overflow_code): Define.
25006 (issue_strict_overflow_warning): New static inline function.
25007 * opts.c (warn_strict_overflow): New variable.
25008 (common_handle_option): Handle OPT_Wstrict_overflow and
25009 OPT_Wstrict_overflow_.
25010 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
25012 * fold-const.c: Include intl.h.
25013 (fold_deferring_overflow_warnings): New static variable.
25014 (fold_deferred_overflow_warning): New static variable.
25015 (fold_deferred_overflow_code): New static variable.
25016 (fold_defer_overflow_warnings): New function.
25017 (fold_undefer_overflow_warnings): New function.
25018 (fold_undefer_and_ignore_overflow_warnings): New function.
25019 (fold_deferring_overflow_warnings_p): New function.
25020 (fold_overflow_warning): New static function.
25021 (make_range): Add strict_overflow_p parameter. Change all
25023 (extract_muldiv, extract_muldiv_1): Likewise.
25024 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
25025 tree_expr_nonnegative_p.
25026 (fold_negate_expr): Call fold_overflow_warning.
25027 (fold_range_test): Likewise.
25028 (fold_comparison): Likewise.
25029 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
25030 instead of tree_expr_nonnegative_p.
25031 (tree_expr_nonnegative_warnv_p): Rename from
25032 tree_expr_nonnegative_p, add strict_overflow_p parameter.
25033 (tree_expr_nonnegative_p): New function.
25034 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
25035 strict_overflow_p parameter.
25036 (tree_expr_nonzero_p): New function.
25037 * passes.c (verify_interpass_invariants): New static function.
25038 (execute_one_pass): Call it.
25039 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
25041 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
25042 (estimate_numbers_of_iterations): Likewise.
25043 (scev_probably_wraps_p): Likewise.
25044 * tree-ssa-ccp.c: Include "toplev.h".
25045 (evaluate_stmt): Defer fold overflow warnings until we know we are
25047 (struct fold_stmt_r_data): Add stmt field.
25048 (fold_stmt_r): Defer fold overflow warnings until we know we
25050 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
25051 (fold_stmt_inplace): Likewise.
25052 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
25053 (cleanup_control_expr_graph): Defer fold overflow warnings until
25054 we know we are going to optimize.
25055 * tree-cfg.c (fold_cond_expr_cond): Likewise.
25056 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
25058 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
25059 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
25060 * tree-ssa-loop-manip.c (create_iv): Likewise.
25061 * c-typeck.c (build_conditional_expr): Likewise.
25062 (build_binary_op): Likewise.
25063 * tree-vrp.c (vrp_expr_computes_nonzero): Call
25064 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
25065 (extract_range_from_unary_expr): Likewise.
25066 * simplify-rtx.c (simplify_const_relational_operation): Warn when
25067 assuming that signed overflow does not occur.
25068 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
25069 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
25070 (fold_defer_overflow_warnings): Declare.
25071 (fold_undefer_overflow_warnings): Declare.
25072 (fold_undefer_and_ignore_overflow_warnings): Declare.
25073 (fold_deferring_overflow_warnings_p): Declare.
25074 (tree_expr_nonzero_warnv_p): Declare.
25075 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
25076 of warning options.
25077 (Warning Options): Document -Wstrict-overflow.
25078 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
25079 (tree-ssa-ccp.o): Likewise.
25080 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
25081 (fold-const.o): Depend on intl.h.
25083 2007-02-13 Ian Lance Taylor <iant@google.com>
25085 PR middle-end/30751
25086 * lower-subreg.c (resolve_simple_move): Decompose subregs in
25089 2007-02-13 Stuart Hastings <stuart@apple.com>
25091 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
25093 2007-02-13 Richard Henderson <rth@redhat.com>
25095 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
25096 handled_component_p before looking for the indirect_ref.
25098 2007-02-13 Richard Henderson <rth@redhat.com>
25100 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
25101 remove flags clobber.
25102 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
25103 (bswaphi_lowpart): New.
25104 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
25105 remove TARGET_BSWAP test. Delete expander of the same name.
25107 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
25108 (expand_unop): Use them.
25110 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
25112 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
25113 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
25114 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
25115 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
25116 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
25117 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
25118 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
25119 assembler dialect choice from asm templates.
25121 2007-02-12 Richard Henderson <rth@redhat.com>
25123 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
25124 (fixuns_trunc<SSEMODEF>si2): Use it.
25125 * config/i386/sse.md (vec_setv4sf_0): Export.
25126 * config/i386/i386.c (ix86_build_const_vector): Export.
25127 (ix86_split_convert_uns_si_sse): Rename from
25128 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
25129 * config/i386/i386-protos.h: Update.
25131 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25134 * c-typeck.c (c_finish_return): Improve warning message.
25136 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25138 * alias.c (find_symbolic_term): Delete unused function.
25140 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
25142 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
25143 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
25144 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
25146 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
25148 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
25149 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
25150 the function, temporarily point the debug interface to the null one.
25152 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
25154 * dwarf2out.c (round_up_to_align): New static function.
25155 (field_byte_offset): Use it to round the offset.
25157 2007-02-12 Richard Henderson <rth@redhat.com>
25159 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
25160 (inswl_const): Export.
25162 2007-02-12 Richard Henderson <rth@redhat.com>
25164 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
25165 result mode of the libcall, convert back to outmode.
25167 2007-02-12 Roger Sayle <roger@eyesopen.com>
25169 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
25170 (bswapdi2): New define_expand to implement 32-bit implementation.
25172 2007-02-12 Nick Clifton <nickc@redhat.com>
25174 * doc/invoke.texi (Overall Options): Document --help=.
25175 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
25176 (cc1_options): Pass --help= on to cc1.
25177 (display_help): Add description of --help=.
25178 (process_command): Add code to handle --help=. Allow translated
25179 --help and --target-help switches to be passed on to compiler
25181 (main): Remove unused if statement.
25182 * opts.c (columns): Remove.
25183 (LEFT_COLUMN): Define.
25184 (wrap_help): Add columns argument.
25185 (print_filtered_help): Change parameters to be an include bitmask,
25186 an exclude bitmask, an any bitmask and the column width. Move the
25187 code to display the params list here. Add code to display the
25188 status of options rather than their descriptions if the quiet flag
25190 (print_specific_help): Change parameters to be an include bitmask,
25191 an exclude bitmask and an any bitmask. Move code to look up the
25192 column width here. Decide upon the title for an options listing.
25193 (common_handle_options): Add code to handle --help=. Adapt code
25194 for --help and --target-help to use the revised form of the
25195 print_specific_help function.
25196 (print_help): Delete.
25197 (print_param_help): Delete.
25198 (print_switch): Delete.
25199 * opts.h (cl_lang_count): Add prototype.
25200 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
25201 CL_MAX_OPTION_CLASS): New defines.
25202 * optc-gen.awk: Add construction of cl_lang_count.
25203 * c.opt: Add Warning attribute to warning options and Optimization
25204 attribute to optimization options.
25205 * common.opt: Likewise.
25207 Add -fhelp and -ftarget-help as aliases for the transformed --help
25208 and --target-help options.
25209 * opt-functions.awk: Add code to handle Warning and Optimization
25212 2007-02-12 Richard Henderson <rth@redhat.com>
25214 * config/alpha/constraints.md: New file.
25215 * config/alpha/alpha.c: Include tm-constrs.h.
25216 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
25217 alpha_extra_constraint): Remove.
25218 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
25219 * config/alpha/alpha-protos.h: Update.
25220 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
25221 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
25222 (EXTRA_CONSTRAINT): Remove.
25223 * config/alpha/alpha.md: Include constraints.md.
25224 (adddi splitter): Use satisfies_constraint_*.
25225 * config/alpha/predicates.md (add_operand): Likewise.
25226 (sext_add_operand, addition_operation): Likewise.
25228 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
25230 PR tree-optimization/29145
25231 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
25232 in our handling of restrict qualified pointers.
25234 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25237 * doc/invoke.texi (Wunused-value): Update description.
25238 (Wextra): Delete item.
25239 * opts.c (set_Wextra): Don't use the value of Wextra to set the
25240 value of Wunused-value.
25241 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
25242 (c_finish_stmt_expr): Don't check extra_warnings.
25243 (emit_side_effect_warnings): The caller is responsible to check
25246 2007-02-11 Roger Sayle <roger@eyesopen.com>
25247 Matt Thomas <matt@3am-software.com>
25249 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
25251 2007-02-11 Roger Sayle <roger@eyesopen.com>
25253 * simplify-rtx.c (simplify_relational_operation_1): Optimize
25254 comparisons of POPCOUNT against zero.
25255 (simplify_const_relational_operation): Likewise.
25257 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25259 * doc/invoke.texi (Wextra): Delete outdated paragraph.
25261 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25263 * dwarf2out.c (root_type): Delete unused function.
25265 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25267 * genattrtab.c (contained_in_p): Delete unused function.
25268 (write_expr_attr_cache): Likewise.
25270 2007-02-11 Jan Hubicka <jh@suse.cz>
25272 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
25275 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
25277 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
25278 to add the REG_EQ* note.
25279 * see.c (see_merge_one_use_extension): Likewise.
25280 * local-alloc.c (update_equiv_regs): Likewise. Also don't
25281 turn REG_EQUAL notes into REG_EQUIV notes if the target
25282 register may have more than one set.
25283 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
25284 * gcse.c (try_replace_reg): Likewise.
25285 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
25286 * calls.c (fixup_tail_calls): Likewise. Abort if there is
25287 more than one REG_EQUIV note.
25288 * reload1.c (gen_reload): Use set_unique_reg_note.
25290 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
25292 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
25293 (ix86_builtin_conversion): New function.
25295 2007-02-06 Mark Mitchell <mark@codesourcery.com>
25298 * tree.h (DECL_REPLACEABLE_P): New macro.
25299 * except.c (set_nothrow_function_flags): Likewise.
25301 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
25302 Ira Rosen <irar@il.ibm.com>
25303 Dorit Nuzman <dorit@il.ibm.com>
25305 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
25306 * targhooks.c (default_builtin_vectorized_conversion): New.
25307 * targhooks.h (default_builtin_vectorized_function): New declaration.
25308 * target.h (struct vectorize): Add builtin_conversion field.
25309 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
25310 stmt_vec_info_type value.
25311 (vectorizable_conversion): New declaration.
25312 * tree-vect-analyze.c (vect_analyze_operations): Add
25313 vectorizable_conversion call.
25314 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
25315 * tree-vect-transform.c (vectorizable_conversion): New function.
25316 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
25317 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
25319 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
25320 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
25321 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
25322 or ALTIVEC_BUILTIN_VCFSX.
25324 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25327 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
25328 CONST_DOUBLE and operand 0 is a hard register.
25329 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
25330 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
25331 is a hard floating-point register.
25333 2007-02-10 Richard Henderson <rth@redhat.com>
25334 Jakub Jelinek <jakub@redhat.com>
25335 Alexandre Oliva <aoliva@redhat.com>
25337 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
25338 * builtin-types.def (BT_WORD): Make unsigned.
25339 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
25340 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
25341 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
25342 * c-decl.c (grokdeclarator): Don't error if !have_tls.
25343 * c-parser.c (c_parser_omp_threadprivate): Likewise.
25344 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
25346 * expr.c (emutls_var_address): New.
25347 (expand_expr_real_1): Expand emulated tls.
25348 (expand_expr_addr_expr_1): Likewise.
25349 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
25350 * output.h (emutls_finish): Declare.
25351 * toplev.c (compile_file): Call it.
25352 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
25353 address before wrapping in CONST.
25354 * varasm.c (emutls_htab, emutls_object_type): New.
25355 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
25356 (get_emutls_object_name, get_emutls_object_type): New.
25357 (get_emutls_init_templ_addr, emutls_decl): New.
25358 (emutls_common_1, emutls_finish): New.
25359 (assemble_variable): When emulating tls, swap decls; generate
25360 constructor for the emutls objects.
25361 (do_assemble_alias): When emulating tls, swap decl and target name.
25362 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
25364 * varpool.c (decide_is_variable_needed): Look at force_output.
25365 Recurse for emulated tls.
25366 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
25367 with decide_is_variable_needed.
25368 * emutls.c: New file.
25369 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
25370 tls_object for real tls.
25372 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
25374 PR rtl-optimization/29599
25375 * reload1.c (eliminate_regs_in_insn): Take the destination
25376 mode into account when computing the offset.
25378 2007-02-09 Stuart Hastings <stuart@apple.com>
25379 Richard Henderson <rth@redhat.com>
25381 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
25382 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
25383 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
25384 fixuns_truncdfhi2): New.
25385 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
25386 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
25387 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
25388 (floatunssidf2): Allow nonimmediate source.
25389 * config/i386/sse.md (movdi_to_sse): New.
25390 (vec_concatv2di): Drop '*'.
25391 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
25392 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
25393 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
25395 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
25396 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
25397 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
25398 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
25399 (ix86_build_signbit_mask): Fix decl of v, refactor to call
25400 ix86_build_const_vector.
25401 (x86_emit_floatuns): Rewrite.
25403 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25405 * genautomata.c (longest_path_length): Delete unused function.
25406 (struct state): Delete unused longest_path_length.
25407 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
25408 (get_free_state): Delete unused.
25410 2007-02-09 Jan Hubicka <jh@suse.cz>
25412 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
25413 * doc/invoke.texi (inline-unit-growth): Update default value.
25415 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
25416 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
25417 (rebuild_cgraph_edges): Likewise.
25418 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
25419 (dump_cgraph_node): Dump frequencies.
25420 (cgraph_clone_edge): Add frequency scales.
25421 (cgraph_clone_node): Add freuqnecy.
25422 * cgraph.h (cgraph_edge): Add freuqnecy argument.
25423 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
25424 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
25425 * tree-pass.h (TODO_rebuild_frequencies): New constant.
25426 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
25427 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
25428 (save_inline_function_body): Likewise.
25429 * ipa-inline.c: inluce rtl.h
25430 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
25431 (cgraph_edge_badness): Use frequencies.
25432 (cgraph_decide_recursive_inlining): Update clonning.
25433 (cgraph_decide_inlining_of_small_function): Dump frequency.
25434 * predict.c (estimate_bb_frequencies): Export.
25435 * predict.h (estimate_bb_frequencies): Declare.
25436 * tree-inline.c (copy_bb): Watch overflows.
25437 (expand_call_inline): Update call of cgraph_create_edge.
25438 (optimize_inline_calls): Use TODO flags to update frequnecies.
25439 * passes.h: Include predict.h
25440 (init_optimization_passes): Move profile ahead.
25441 (execute_function_todo): Handle TODO_rebuild_frequencies.
25443 2007-02-09 Roger Sayle <roger@eyesopen.com>
25445 * config/alpha/alpha.c (emit_insxl): Force the first operand of
25446 the insbl or inswl pattern into a register.
25448 2007-02-09 Roger Sayle <roger@eyesopen.com>
25450 * config/ia64/ia64.md (bswapdi2): New define_insn.
25452 2007-02-09 Richard Henderson <rth@redhat.com>
25454 * config/i386/constraints.md (Ym): New constraint.
25455 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
25456 (movdi_1_rex64): Split sse and xmm general register moves from
25457 memory move alternatives. Use conditional register constraints.
25458 (movsf_1, movdf_integer): Likewise.
25459 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
25460 (movdf_integer_rex64): New.
25461 (pushsf_rex64): Fix output constraints.
25462 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
25463 (sse2_stored): Likewise.
25464 (sse2_storeq_rex64): New.
25465 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
25466 amd and not generic.
25467 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
25468 for optimize_size. Remove SF/DFmode hack.
25470 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25472 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
25475 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
25476 Richard Sandiford <richard@codesourcery.com>
25478 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
25479 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
25480 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
25481 m68k/t-mlib to tmake_file.
25482 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
25483 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
25484 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
25485 Allow it to be cf or m68k. Set m68k_arch_family. If that
25486 variable is not empty, add t-$m68k_arch_family to tmake_file.
25487 Add t-mlibs to tmake_file.
25488 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
25489 * config/m68k/t-cf: New file.
25490 * config/m68k/t-m68k: Likewise.
25491 * config/m68k/t-mlibs: Likewise.
25492 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25493 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25494 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
25495 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25496 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
25498 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
25499 (INSTALL_LIBGCC): Delete.
25500 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
25501 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25502 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25503 (M68K_MLIB_CPU): Define.
25504 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25505 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25506 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
25508 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
25509 Richard Guenther <rguenther@suse.de>
25511 PR middle-end/23361
25512 * fold-const.c (fold_comparison): Handle obfuscated comparisons
25513 against INT_MIN/INT_MAX.
25514 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
25515 file if a loop is removed.
25517 2007-02-09 Joseph Myers <joseph@codesourcery.com>
25519 * calls.c (store_one_arg): Pass correct alignment to
25520 emit_push_insn for non-BLKmode values.
25521 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
25522 unaligned stack slot via a suitably aligned slot.
25524 2007-02-08 DJ Delorie <dj@redhat.com>
25526 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
25528 (legal_subregs): Use unsigned char, make const.
25529 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
25531 2007-02-08 Paul Brook <paul@codesourcery.com>
25533 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
25534 special interworking needed.
25536 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
25538 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
25539 conditional to __SSE2__.
25540 (Entries below should have been added to first ChangeLog
25541 entry for amdfam10 dated 2007-02-05)
25542 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
25544 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
25546 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
25549 2007-02-08 DJ Delorie <dj@redhat.com>
25551 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
25552 * config/m32c/m32c.c (legal_subregs): New.
25553 (m32c_illegal_subreg_p): New.
25554 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
25555 unsupported subregs of hard regs.
25557 2007-02-08 Jan Hubicka <jh@suse.cz>
25559 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
25560 the same one; always update histograms.
25562 2007-02-08 Diego Novillo <dnovillo@redhat.com>
25564 * passes.c (init_optimization_passes): Tidy comment.
25566 2007-02-08 Roger Sayle <roger@eyesopen.com>
25568 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
25569 strip zero_extend, bswap and rotates from POCOUNT's argument.
25570 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
25571 zero_extend and rotates from PARITY's argument.
25572 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
25573 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
25574 of an integer constant at compile-time.
25576 2007-02-08 Diego Novillo <dnovillo@redhat.com>
25579 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
25581 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
25584 * tree-ssa-live.c (remove_unused_locals): Do not remove
25585 TREE_ADDRESSABLE variables.
25586 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
25587 * tree-ssa-operands.c (add_virtual_operand): Remove argument
25588 FOR_CLOBBER. Update all users.
25589 If VAR has an associated alias set, add a virtual operand for
25590 it if no alias is found to conflict with the memory reference.
25592 2007-02-07 Jan Hubicka <jh@suse.cz>
25593 Robert Kidd <rkidd@crhc.uiuc.edu>
25595 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
25597 2007-02-07 Ian Lance Taylor <iant@google.com>
25599 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
25601 2007-02-07 Roger Sayle <roger@eyesopen.com>
25603 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
25604 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
25605 tablejumpdi, movsi_to_cr_one): Remove constraints from
25606 define_expand's match_operands.
25608 2007-02-07 Roger Sayle <roger@eyesopen.com>
25610 * global.c (compute_regsets): Move declatation of "i" inside of
25611 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
25613 2007-02-07 Jakub Jelinek <jakub@redhat.com>
25616 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
25617 of INDIRECT_REF <RESULT_DECL>.
25619 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
25621 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
25622 Kaz Kojima <kkojima@gcc.gnu.org>
25625 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
25627 (sh_initialize_trampoline): Add parentheses to avoid a warning.
25629 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
25631 * doc/loop.texi: Document possibility not to perform disambiguation
25632 of loops with multiple latches.
25633 * cfgloopmanip.c (alp_enum_p): Removed.
25634 (add_loop): Handle subloops. Use get_loop_body_with_size.
25635 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
25636 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
25637 the new forwarder block.
25638 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
25639 Handle the case latch is NULL.
25640 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
25641 modifications when marking loop exits.
25642 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
25644 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
25645 disambiguate_loops_with_multiple_latches.
25646 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
25647 before fix_loop_structure.
25648 * cfgloop.c: Include pointer-set.h and output.h.
25649 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
25650 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
25651 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
25652 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
25653 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
25654 disambiguate_multiple_latches, get_loop_body_with_size,
25655 disambiguate_loops_with_multiple_latches): New functions.
25656 (flow_loop_dump): Dump multiple latch edges.
25657 (flow_loop_nodes_find): Handle loops with multiple latches.
25658 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
25659 (glb_enum_p): Modified.
25660 (get_loop_body): Use get_loop_body_with_size.
25661 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
25662 (AVOID_CFG_MODIFICATIONS): New constant.
25663 (disambiguate_loops_with_multiple_latches, add_loop,
25664 get_loop_body_with_size): Declare.
25665 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
25667 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
25669 PR inline-asm/28686
25670 * global.c (compute_regsets): New function.
25671 (global_alloc): Refactored ELIMINABLE_REGSET
25672 and NO_GLOBAL_ALLOC_REGS computation out.
25673 (rest_of_handle_global_alloc): Call compute_regsets()
25674 for non-optimizing case.
25676 2007-02-06 Richard Henderson <rth@redhat.com>
25678 * config/i386/constraints.md (Y2): Rename from Y.
25679 (Yi): New constraint.
25680 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
25681 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
25682 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
25683 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
25684 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
25685 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
25686 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
25687 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
25688 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
25689 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
25690 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
25691 vec_extractv2si_1): Change Y constraints to Y2.
25692 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
25693 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
25694 Change Y constraints to Y2.
25695 (sse2_loadld): Change Y constraints to x.
25697 2007-02-06 Roger Sayle <roger@eyesopen.com>
25699 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
25700 (parity<mode>2): New define_expand using rs6000_emit_parity.
25701 * config/rs6000/rs6000.c (rs6000_emit_popcount,
25702 rs6000_emit_parity): New functions.
25703 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
25704 rs6000_emit_parity): Prototype here.
25706 2007-02-06 Ian Lance Taylor <iant@google.com>
25708 * lower-subreg.c (simple_move_operand): Reject CONST.
25709 (resolve_clobber): Call validate_change rather than directly
25710 assigning to XEXP (pat, 0).
25712 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25714 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
25715 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
25716 (tree-cfg.o): Remove hashtab.h dependency.
25718 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
25719 (struct ivopts_data): Change niters to pointer_map_t.
25720 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
25721 (niter_for_exit): Create pointer_map on demand. Change for
25723 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
25724 (free_loop_data): Destroy data->niters if created and reset field.
25725 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
25726 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
25728 * tree-ssa-reassoc.c: Include pointer-set.h.
25729 (bb_rank): Change to long *.
25730 (operand_rank): Change to pointer_map_t.
25731 (find_operand_rank): Return long, -1 if not found. Declare as inline.
25732 (insert_operand_rank): Accept long.
25733 (operand_entry_hash, operand_entry_eq): Remove.
25734 (get_rank): Return long. Adjust for changes above.
25735 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
25737 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
25739 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
25740 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
25741 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
25743 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
25744 directly since it cannot be NULL.
25745 (get_vi_for_tree): Rewrite for pointer_map API.
25746 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
25747 (init_alias_vars): Create vi_for_tree as pointer_map.
25748 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
25750 * tree-cfg.c: Don't include hashtab.h.
25751 (edge_to_cases): Declare as pointer_map.
25752 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
25754 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
25755 (start_recording_case_labels): Create edge_to_cases as pointer_map.
25756 (end_recoding_case_labels): Cleanup edge_to_cases manually before
25758 (record_switch_edge): Delete.
25759 (get_cases_for_edge): Adjust for pointer_map API, inline
25760 record_switch_edge (rewritten for new API), remove goto.
25762 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25764 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
25765 * tree-nested.c: Include pointer-set.h.
25766 (var_map_elt, var_map_eq, var_map_hash): Delete.
25767 (struct nesting_info): Remove GTY marker. Change the two htab_t's
25768 to pointer_map_t's.
25769 (nesting_info_bitmap_obstack): New.
25770 (lookup_field_for_decl): Adjust for pointer_map API.
25771 (lookup_tramp_for_decl): Adjust for pointer_map API.
25772 (get_nonlocal_debug_decl): Adjust for pointer_map API.
25773 (get_local_debug_decl): Adjust for pointer_map API.
25774 (convert_nl_goto_reference): Adjust for pointer_map API.
25775 (convert_nl_goto_receiver): Adjust for pointer_map API.
25776 (create_nesting_tree): Create outside GGC space. Create bitmap on
25777 the new obstack. Create field_map and var_map as pointer_maps.
25778 (free_nesting_tree): Adjust for changes to create_nesting_tree.
25780 (lower_nested_functions): Move root here, no need to NULL it.
25781 Initialize and release the obstack.
25783 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
25785 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
25786 Remove prototypes and make them non-static.
25787 (struct tree_int_map): Remove.
25788 * tree.h (struct tree_int_map): Move here, turning TO into an
25790 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
25792 * tree.h (TREE_COMPLEXITY): Remove.
25793 (struct tree_exp): Remove complexity field.
25794 * tree.c (build1_stat): Don't set it.
25796 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
25797 Victor Kaplansky <victork@il.ibm.com>
25799 * tree-vectorizer.c (vect_is_simple_use): Support induction.
25800 (vect_is_simple_reduction): Support reduction with induction as
25801 one of the operands.
25802 (vect_is_simple_iv_evolution): Fix formatting.
25803 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
25804 formatting. Don't mark induction phis for vectorization.
25805 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
25806 * tree-vect-transform.c (get_initial_def_for_induction): New function.
25807 (vect_get_vec_def_for_operand): Support induction.
25808 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
25810 (vectorizable_reduction): Support reduction with induction as one of
25812 (vectorizable_type_demotion): Use def-type of stmt argument rather
25813 than dummy def-type.
25815 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
25816 flag_tree_scev_cprop.
25817 * common.opt (tree-scev-cprop): New flag.
25819 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
25820 call to vect_get_new_vect_var.
25822 2007-02-06 Ira Rosen <irar@il.ibm.com>
25824 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
25825 vectype is not NULL.
25826 (vect_pattern_recog_1): Likewise.
25828 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25830 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
25831 (fold_negate_expr): Likewise.
25833 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
25836 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
25837 even if cv-qualification is the same.
25839 2007-02-05 Geoffrey Keating <geoffk@apple.com>
25841 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
25842 __enable_execute_stack on completion.
25844 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25846 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
25847 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
25848 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
25849 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
25850 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
25851 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
25852 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
25853 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
25855 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25857 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
25858 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
25859 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
25860 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
25861 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
25862 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
25863 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
25864 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
25865 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
25866 umuldi3_highpart_rex64, umulsi3_highpart_insn,
25867 umulsi3_highpart_zext, smuldi3_highpart_rex64,
25868 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
25869 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
25870 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
25871 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
25872 sqrtextenddfxf2_i387): Added amdfam10_decode.
25874 * config/i386/athlon.md (athlon_idirect_amdfam10,
25875 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
25876 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
25877 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
25878 athlon_ivector_store_amdfam10): New define_insn_reservation.
25879 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
25882 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25884 * config/i386/athlon.md (athlon_call_amdfam10,
25885 athlon_pop_amdfam10, athlon_lea_amdfam10): New
25886 define_insn_reservation.
25887 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
25888 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
25889 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
25891 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25893 * config/i386/athlon.md (athlon_sseld_amdfam10,
25894 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
25895 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
25897 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25899 * config/i386/athlon.md (athlon_sseins_amdfam10): New
25900 define_insn_reservation.
25901 * config/i386/i386.md (sseins): Added sseins to define_attr type
25902 and define_attr unit.
25903 * config/i386/sse.md: Set type attribute to sseins for insertq
25906 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25908 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
25909 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
25910 ssecomi_load_amdfam10, ssecomi_amdfam10,
25911 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
25912 define_insn_reservation.
25913 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
25915 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25917 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
25918 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
25919 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
25920 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
25921 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
25922 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
25923 define_insn_reservation.
25925 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
25926 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
25927 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
25928 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
25929 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
25931 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25933 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
25934 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
25935 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
25936 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
25937 athlon_ssemul_load_k8): Added amdfam10.
25939 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25941 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
25942 (x86_sse_unaligned_move_optimal): New variable.
25944 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
25946 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
25947 for unaligned vector SSE double/single precision loads for AMDFAM10.
25949 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25951 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
25952 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
25953 Define TARGET_CPU_DEFAULT_amdfam10.
25954 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
25955 (processor_type): Add PROCESSOR_AMDFAM10.
25957 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
25958 processor_type in config/i386/i386.h.
25959 Enable imul peepholes for TARGET_AMDFAM10.
25961 * config.gcc: Add support for --with-cpu option for amdfam10.
25963 * config/i386/i386.c (amdfam10_cost): New variable.
25964 (m_AMDFAM10): New macro.
25965 (m_ATHLON_K8_AMDFAM10): New macro.
25966 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
25967 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
25968 x86_promote_QImode, x86_integer_DFmode_moves,
25969 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25970 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
25971 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
25972 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
25973 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
25974 Enable/disable for amdfam10.
25975 (override_options): Add amdfam10_cost to processor_target_table.
25976 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
25977 processor_alias_table.
25978 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
25979 (ix86_adjust_cost): Add code for amdfam10.
25981 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25983 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
25984 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
25985 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
25986 * config/i386/i386.h: Add builtin definition for SSE4A.
25987 * config/i386/i386.md: Add support for ABM instructions
25988 (popcnt and lzcnt).
25989 * config/i386/sse.md: Add support for SSE4A instructions
25990 (movntss, movntsd, extrq, insertq).
25991 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
25992 Add -march=amdfam10 flag.
25993 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
25994 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
25996 * doc/extend.texi: Add documentation for SSE4A builtins.
25998 2007-02-05 Bob Wilson <bob.wilson@acm.org>
26000 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
26002 2007-02-05 Richard Guenther <rguenther@suse.de>
26004 * tree-vectorizer.h (vectorizable_function): Add argument type
26005 argument, change return type.
26006 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
26007 * tree-vect-transform.c (vectorizable_function): Handle extra
26008 argument, return vectorized function decl.
26009 (build_vectorized_function_call): Remove.
26010 (vectorizable_call): Handle calls with result and argument types
26011 differing. Handle loop vectorization factor correctly.
26012 * targhooks.c (default_builtin_vectorized_function): Adjust for
26014 * targhooks.h (default_builtin_vectorized_function): Likewise.
26015 * target.h (builtin_vectorized_function): Add argument type
26017 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
26018 extra argument, allow vectorizing of lrintf.
26019 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
26020 documentation of target hook.
26022 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
26025 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
26026 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
26027 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
26029 2007-02-05 Roger Sayle <roger@eyesopen.com>
26031 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
26032 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
26033 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
26034 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
26035 before canonicalizing sincos to cexpi.
26036 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
26038 2007-02-05 Roger Sayle <roger@eyesopen.com>
26040 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
26041 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
26042 (alpha_init_builtins): Use alpha_add_builtins to process tables.
26044 2007-02-05 Roger Sayle <roger@eyesopen.com>
26046 * mips-tfile.c (initialize_init_file): Correct endianness test.
26048 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
26050 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
26051 the 'y' constraint.
26053 2007-02-05 Richard Sandiford <richard@codesourcery.com>
26055 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
26056 saves in a PARALLEL before the register assignments.
26058 2007-02-05 Richard Sandiford <richard@codesourcery.com>
26060 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
26061 DWARF_FRAME_RETURN_COLUMN to be a general register.
26062 * dwarf2out.c (init_return_column_size): New function, split from...
26063 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
26064 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
26065 to be nongeneral registers.
26066 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
26068 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
26069 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
26071 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
26073 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
26075 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
26077 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
26078 (remove_path): Use can_remove_branch_p and remove_branch instead
26079 of loop_delete_branch_edge.
26080 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
26081 (tree_transform_and_unroll_loop): Remove dead branches immediately.
26082 Update profile using scale_dominated_blocks_in_loop.
26083 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
26084 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
26085 (can_remove_branch_p, remove_branch): Declare.
26086 * tree-cfg.c (tree_can_remove_branch_p): New function.
26087 (tree_cfg_hooks): Add tree_can_remove_branch_p.
26088 * cfgrtl.c (rtl_can_remove_branch_p): New function.
26089 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
26091 2007-02-05 Jan Hubicka <jh@suse.cz>
26093 PR middle-end/30696
26094 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
26095 nodes in cgraph, don't remove offline copy of the function.
26097 2007-02-04 Jan Hubicka <jh@suse.cz>
26099 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
26100 vectors might cause maybe_lookup_element_for_expr to be called
26101 on non-sra-candidate.
26103 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
26105 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
26106 config/bfin/bfin.md, config/bfin/predicates.md: Follow
26107 spelling conventions.
26109 2007-02-04 Richard Guenther <rguenther@suse.de>
26111 PR middle-end/30636
26112 * fold-const.c (try_move_mult_to_index): Make sure to not
26113 overflow one dimension of a multi-dimensional array access.
26115 2007-02-04 Jan Hubicka <jh@suse.cz>
26117 * passes.c (init_optimization_passes): Reindent.
26119 2007-02-04 Jan Hubicka <jh@suse.cz>
26120 Eric Botcazou <ebotcazou@adacore.com>
26122 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
26123 (execute_fixup_cfg): Break out the abnormal goto code.
26124 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
26125 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
26126 (optimize_inline_calls): Call make_nonlocal_label_edges.
26128 2007-02-04 Jan Hubicka <jh@suse.cz>
26130 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
26131 true when something was changed.
26132 (rename_ssa_copies): When something was changed, do
26133 TODO_remove_unused_locals.
26134 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26135 add TODO_remove_unused_locals when instruction was removed.
26137 2007-02-04 Jan Hubicka <jh@suse.cz>
26139 * ipa-inline.c (try_inline): Improve debug output; work on already
26141 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
26142 call try_inline for already inlined edges too when flattening;
26143 inline also functions that make callee growth but overall unit size
26146 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
26148 * config/m32c/bitops.md, config/m32c/jump.md,
26149 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
26150 config/m32r/m32r.h, config/m32r/m32r.md,
26151 config/m32r/predicates.md, config/m68hc11/larith.asm,
26152 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
26153 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
26154 config/mips/mips-protos.h, config/mips/mips.c,
26155 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
26156 config/mn10300/mn10300.h, config/mn10300/predicates.md,
26157 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
26158 spelling conventions.
26160 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
26161 Follow spelling conventions.
26163 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
26165 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
26166 warn about C++0x compatibility.
26168 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
26170 * config/h8300/h8300.c, config/h8300/h8300.h,
26171 config/h8300/h8300.md: Follow spelling conventions.
26173 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
26175 PR middle-end/30667
26176 * combine.c (try_combine): Do not substitute source operand
26177 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
26179 2007-02-03 Jan Hubicka <jh@suse.cz>
26181 PR gcov-profile/30650
26182 * value-prof.c (stringop_block_profile): Fix handling of size counter;
26183 do not divide by zero for never executed counters.
26184 (tree_find_values_to_profile): Fix counters.
26185 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
26187 2007-02-03 Ian Lance Taylor <iant@google.com>
26189 * lower-subreg.c (simple_move_operand): New static function,
26190 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
26192 (simple_move): Call simple_move_operand.
26193 (find_decomposable_subregs): Add special handling of MEMs.
26194 (can_decompose_p): Rename from cannot_decompose_p. Reverse
26195 meaning of return value. If we see a hard register, test whether
26196 it can store a word_mode value. Change all callers.
26198 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26200 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
26201 ftrapv insns and expanders.
26202 (subdi3): Change define_expand operand 1 to arith11_operand, and
26203 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
26204 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
26205 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
26208 PR middle-end/30174
26209 * varasm.c (notice_global_symbol): Treat global objects as weak when
26210 flag_shlib is true.
26212 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26214 * emit-rtl.c (dconstpi): Delete.
26215 (dconstsqrt2): New.
26216 (init_emit_once): Delete dconstpi and init dconstsqrt2.
26217 * real.h (dconstpi): Delete.
26218 (dconstsqrt2): New.
26219 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
26220 (fold_builtin_hypot): Likewise.
26222 2007-02-03 Tom Tromey <tromey@redhat.com>
26225 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
26226 -gcoff3, -gxcoff3, -gvms3 implies -dD.
26228 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
26230 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
26231 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
26232 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
26233 config/rs6000/cell.md, config/rs6000/darwin.h,
26234 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
26235 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
26236 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
26237 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
26238 typos. Follow spelling conventions.
26239 * doc/invoke.texi: Follow spelling conventions.
26241 2007-02-03 Roger Sayle <roger@eyesopen.com>
26243 * simplify-rtx.c (simplify_relational_operation_1): Implement some
26244 canonicalization transformations that attempt to simplify integer
26245 constant comparisons to become comparisons against zero.
26247 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26249 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
26251 * fold-const.c (fold_binary): Fix comment typos. Fold complex
26252 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
26254 2007-02-02 Mike Stump <mrs@apple.com>
26256 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
26257 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
26258 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
26259 generate a branch island.
26261 2007-02-02 Bob Wilson <bob.wilson@acm.org>
26263 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
26264 (xtensa_legitimate_address_p): New.
26265 (xtensa_legitimize_address): New.
26266 (xtensa_output_addr_const_extra): New.
26267 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
26269 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
26270 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
26271 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
26272 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
26273 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
26274 (xtensa_legitimize_address): New.
26275 (xtensa_output_addr_const_extra): New.
26277 2007-02-02 Steve Ellcey <sje@cup.hp.com>
26279 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
26281 2007-02-02 Ian Lance Taylor <iant@google.com>
26283 * expmed.c (expand_divmod): Add comment.
26285 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
26287 * emit-rtl.c (renumber_insns): Remove.
26288 * flags.h: Remove the extern for flag_renumber_insns.
26289 * rtl.h: Remove the prototype for renumber_insns.
26290 * toplev.c (flag_renumber_insns): Remove.
26292 2007-02-02 Hui-May Chang <hm.chang@apple.com>
26294 Revert for x86 darwin:
26295 2005-06-19 Uros Bizjak <uros@kss-loka.si>
26297 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
26298 code before the following patch under TARGET_MACHO.
26299 (ix86_function_value_regno_p): Likewise.
26301 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26303 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
26306 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
26309 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
26310 loads to general or fp registers. Add comments.
26311 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
26313 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
26315 * pointer-set.c (insert_aux): Only return insertion slot.
26316 (pointer_set_insert): Adjust.
26317 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
26318 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
26319 pointer_map_traverse): New.
26320 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
26321 pointer_map_create, pointer_map_destroy, pointer_map_insert,
26322 pointer_map_contains, pointer_map_traverse): Declare.
26324 2007-02-02 Jakub Jelinek <jakub@redhat.com>
26326 PR middle-end/30473
26327 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
26328 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
26330 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
26332 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
26334 (struct _dep): New type.
26335 (dep_t): New typedef.
26336 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
26337 (DEP_STATUS): New access macro. The macro with the same name was
26338 renamed to DEP_LINK_STATUS.
26339 (dep_init): Declare function
26341 (struct _dep_link): New type.
26342 (dep_link_t): New typedef.
26343 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
26344 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
26345 (DEP_LINK_STATUS): New macro.
26346 (debug_dep_links): New debug function.
26348 (struct _deps_list): New type.
26349 (deps_list_t): New typedef.
26350 (DEPS_LIST_FIRST): New access macro.
26351 (FOR_EACH_DEP_LINK): New cycle macro.
26352 (create_deps_list, free_deps_list, delete_deps_list): Declare
26354 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
26355 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
26356 (copy_deps_list_change_con): Ditto.
26358 (move_dep_link): Declare function.
26360 (struct _dep_node): New type.
26361 (dep_node_t): New typedef.
26362 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
26364 (struct haifa_insn_data.back_deps): New field to hold backward
26365 dependencies of the insn.
26366 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
26368 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
26369 Change its type to deps_list_t.
26370 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
26371 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
26372 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
26374 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
26376 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
26378 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
26380 (dep_cost): Declare.
26382 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
26383 (ds_to_dk, dk_to_ds): New functions.
26385 (init_dep_1): New static function.
26386 (init_dep): New function.
26387 (copy_dep): New static function.
26389 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
26391 (detach_dep_link): New static function.
26392 (move_dep_link): New function.
26394 (dep_links_consistent_p, dump_dep_links): New static functions.
26395 (debug_dep_links): New debugging function.
26397 (deps_obstack, dl_obstack, dn_obstack): New static variables.
26399 (alloc_deps_list, init_deps_list): New static functions.
26400 (create_deps_list): New function.
26401 (clear_deps_list): New static function.
26402 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
26403 (deps_list_consistent_p, dump_deps_list): New static functions.
26404 (debug_deps_list): New function.
26405 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
26407 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
26409 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
26410 use new scheduler dependencies lists.
26411 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
26412 (sched_analyze): Ditto. Initialize dependencies lists.
26413 (add_forw_dep, compute_forward_dependences): Update to use new
26414 scheduler dependencies lists.
26416 (init_dependency_caches): Init deps_obstack.
26417 (free_dependency_caches): Free deps_obstack.
26419 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
26420 new scheduler dependencies lists.
26421 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
26422 (add_back_forw_dep, delete_back_forw_dep): Ditto.
26424 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
26425 Update to use new scheduler dependencies lists.
26426 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
26427 (debug_dependencies): Ditto.
26428 (schedule_region): Update comments.
26430 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
26431 scheduler dependencies lists.
26432 (schedule_ebb): Update comments.
26434 * rtl.def (DEPS_LIST): Remove.
26436 * lists.c (unused_deps_list): Remove.
26437 (free_list): Update assertions.
26439 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
26440 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
26442 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
26443 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
26445 * haifa-sched.c (comments): Update.
26446 (insn_cost1): Remove. Inline the code into insn_cost ().
26447 (insn_cost): Update to use new scheduler dependencies lists. Move
26448 processing of the dependency cost to dep_cost ().
26449 (dep_cost): New function. Use it instead of insn_cost () when
26450 evaluating cost of the dependency. Use compatible interface to
26451 interact with the target.
26452 (priority): Update to use new scheduler dependencies lists.
26453 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
26454 with greater number of insns that depend on the insn.
26455 (schedule_insn): Update to use new scheduler dependencies lists. Add
26456 code to free backward dependencies lists. Inline and optimize code
26457 from resolve_dep () - see PR28071.
26458 (ok_for_early_queue_removal): Update to use new scheduler dependencies
26459 lists. Update call to targetm.sched.is_costly_dependence hook.
26461 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
26462 scheduler dependencies lists.
26464 (resolve_dep): Remove. Move the logic to schedule_insn ().
26465 (init_h_i_d): Initialize dependencies lists.
26467 (process_insn_depend_be_in_spec): Rename to
26468 process_insn_forw_deps_be_in_spec. Update to use new scheduler
26469 dependencies lists.
26470 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
26471 Update to use new scheduler dependencies lists.
26472 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
26474 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
26475 new scheduler dependencies lists.
26476 (build_intra_loop_deps): Ditto.
26478 * target.h (struct _dep): Declare to use in
26479 gcc_target.sched.is_costly_dependence.
26480 (struct gcc_target.sched.adjust_cost): Fix typo.
26481 (struct gcc_target.sched.is_costly_dependence): Change signature to
26482 use single dep_t parameter instead of an equivalent triad.
26483 (struct gcc_target.sched.adjust_cost_2): Remove.
26485 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
26487 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
26489 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
26491 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
26493 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
26494 (REG_DEP_TRUE): Document.
26496 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
26497 Change signature to correspond to the targetm.sched.adjust_cost hook.
26498 Update use in TARGET_SCHED_ADJUST_COST_2.
26499 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
26500 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
26501 new scheduler dependencies lists.
26502 (ia64_gen_check): Ditto.
26504 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
26505 scheduler dependencies lists.
26507 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
26508 signature to correspond to the targetm.sched.is_costly_dependence hook.
26509 (is_costly_group): Update to use new scheduler dependencies lists.
26511 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
26512 instead of INSN_COST () macro.
26514 2007-02-01 Ian Lance Taylor <iant@google.com>
26516 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
26518 2007-02-01 Guy Martin <gmsoft@gentoo.org>
26520 * pa.md (tp_load): Correct mfctl instruction syntax.
26522 2007-02-01 Geoffrey Keating <geoffk@apple.com>
26524 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
26525 altivec_padding_size calculation on AIX. Improve comment, add
26526 assert to verify that it's right.
26528 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
26531 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
26533 PR inline-asm/28686
26534 * global.c (global_alloc): Add mising initialization of
26537 2007-02-01 Roger Sayle <roger@eyesopen.com>
26539 * alias.c (init_alias_analysis): Correct whitespace.
26540 * bb-reorder.c (fix_edges_for_rarely_executed_code,
26541 partition_hot_cold_basic_blocks): Likewise.
26542 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
26543 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
26544 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
26545 fold_builtin_snprintf_chk, fold_builtin_printf,
26546 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
26547 do_mpfr_arg3, do_mpfr_sincos): Likewise.
26548 * cfgcleanup.c (cleanup_cfg): Likewise.
26549 * cfgexpand.c (tree_expand_cfg): Likewise.
26550 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
26551 * function.c (get_next_funcdef_no): Likewise.
26552 * gengtype.c (main): Likewise.
26553 * genmodes.c (main): Likewise.
26554 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
26555 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
26556 * ifcvt.c (noce_emit_move_insn): Likewise.
26557 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
26559 * stor-layout.c (get_best_mode): Likewise.
26560 * tree-ssa-loop-niter.c (get_val_for): Likewise.
26561 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
26562 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
26563 perform_var_substitution, solve_graph): Likewise.
26564 * tree-vrp.c (vrp_finalize): Likewise.
26566 2007-02-01 Ian Lance Taylor <iant@google.com>
26568 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
26569 high part of a paradoxical subreg, return a constant zero.
26571 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
26573 * toplev.c (lang_dependent_init): Call init_set_costs.
26574 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
26576 2007-02-01 Richard Guenther <rguenther@suse.de>
26578 PR middle-end/30656
26579 * fold-const.c (fold_negate_expr): Allow negating a
26580 constant if overflow does not change.
26582 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26584 * doc/c-tree.texi (Expression trees): Improve markup.
26585 * doc/tm.texi (Register Classes, Addressing Modes)
26586 (Floating Point): Fix spacing after abbreviations. Fix some
26589 2007-02-01 Ben Elliston <bje@au.ibm.com>
26591 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
26592 * doc/contrib.texi: Likewise.
26593 * doc/install.texi: Likewise.
26595 2007-01-31 Richard Henderson <rth@redhat.com>
26596 Ian Lance Taylor <iant@google.com>
26598 * lower-subreg.c: New file.
26599 * rtl.def (CONCATN): Define.
26600 * passes.c (init_optimization_passes): Add pass_lower_subreg and
26601 pass_lower_subreg2.
26602 * emit-rtl.c (update_reg_offset): New static function, broken out
26603 of gen_rtx_REG_offset.
26604 (gen_rtx_REG_offset): Call update_reg_offset.
26605 (gen_reg_rtx_offset): New function.
26606 * regclass.c: Revert patch of 2006-03-05, restoring
26608 (clear_reg_info_regno): New function.
26609 * dwarf2out.c (concatn_loc_descriptor): New static function.
26610 (loc_descriptor): Handle CONCATN.
26611 * common.opt (fsplit_wide_types): New option.
26612 * opts.c (decode_options): Set flag_split_wide_types when
26614 * timevar.def (TV_LOWER_SUBREG): Define.
26615 * rtl.h (gen_reg_rtx_offset): Declare.
26616 (reg_scan_update): Declare.
26617 * regs.h (clear_reg_info_regno): Declare.
26618 * tree-pass.h (pass_lower_subreg): Declare.
26619 (pass_lower_subreg2): Declare.
26620 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
26621 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
26622 -fsplit-wide-types.
26623 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
26624 * Makefile.in (OBJS-common): Add lower-subreg.o.
26625 (lower-subreg.o): New target.
26627 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26629 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
26631 2007-01-31 Anatoly Sokolov <aesok@post.ru>
26634 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
26636 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26638 PR middle-end/29335
26639 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
26641 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
26643 * cfgloop.h: Include vec-prim.h.
26644 (enum li_flags): Remove LI_ONLY_OLD.
26645 (loop_iterator): Changed.
26646 (fel_next, fel_init): Iterate over loop tree.
26647 (FOR_EACH_LOOP_BREAK): New macro.
26648 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
26650 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
26651 * modulo-sched.c (sms_schedule): Ditto.
26652 * tree-vectorizer.c (vectorize_loops): Ditto.
26653 * doc/loop.texi: Update information on loop numbering and behavior of
26654 FOR_EACH_LOOP wrto new loops.
26655 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
26656 add_to_evolution_1): Test nestedness of loops instead of comparing
26658 * tree-chrec.c (chrec_fold_plus_poly_poly,
26659 chrec_fold_multiply_poly_poly, chrec_evaluate,
26660 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
26661 reset_evolution_in_loop): Ditto.
26662 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
26664 2007-01-31 Dirk Mueller <dmueller@suse.de>
26666 * c-common.c (warn_about_parentheses): Separate warning about
26667 un-parenthized sequence of comparison operators from the one
26668 which is supposed to warn about x <= y <= z.
26670 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
26672 * optabs.h (enum optab_index): Add new OTI_isinf.
26673 (isinf_optab): Define corresponding macro.
26674 * optabs.c (init_optabs): Initialize isinf_optab.
26675 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
26677 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
26678 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
26680 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
26681 expand_builtin_interclass_mathfn.
26682 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
26683 * config/i386/i386.md (UNSPEC_FXAM): New constant.
26684 (fxam<mode>2_i387): New insn pattern.
26685 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
26686 built-in functions as x87 inline asm.
26688 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26690 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
26692 2007-01-30 Eric Christopher <echristo@apple.com>
26694 * config.gcc: Add geode.
26696 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26698 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
26699 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
26700 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
26701 value-prof.c: Fix comment typos.
26703 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26706 * doc/invoke.texi (Wpointer-arith): Document warning.
26708 2007-01-30 Janis Johnson <janis187@us.ibm.com>
26710 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
26711 the list of discrepancies from the draft TR.
26713 2007-01-30 Dirk Mueller <dmueller@suse.de>
26716 * doc/invoke.texi (-Wreturn-type): Update description to
26717 match new behavior.
26719 2007-01-30 Richard Sandiford <richard@codesourcery.com>
26721 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
26723 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
26725 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
26726 to handle optabs that operate on floating point input argument and
26727 output to integer output.
26728 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
26729 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
26730 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
26731 expand_builtin_interclass_mathfn ().
26732 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
26733 (ilogbsi2): Remove.
26734 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
26735 ilogbl built-in functions as x87 intrinsics.
26737 2007-01-30 Richard Guenther <rguenther@suse.de>
26739 PR middle-end/27657
26740 * dwarf2out.c (reference_to_unused): Query varpool if the
26741 variable was output.
26743 2007-01-30 Richard Guenther <rguenther@suse.de>
26745 PR middle-end/30313
26746 * passes.c (execute_one_pass): Reset in_gimple_form to not
26747 confuse non-unit-at-a-time mode.
26749 2007-01-29 Roger Sayle <roger@eyesopen.com>
26750 Richard Guenther <rguenther@suse.de>
26752 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
26753 avoid undefined behaviour on overflow. Use force_fit_type_double
26754 to construct the constant with the specified TREE_OVERFLOW.
26756 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26758 * config/dfp-bit.c: Add parameterized support for fp exceptions.
26759 * config/dfp-bit.h: Ditto.
26761 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26763 * c-decl.c (pop_scope): Replace warnings with call to
26764 warn_for_unused_label.
26765 * c-common.h (warn_for_unused_label): Declare.
26766 * c-common.c (warn_for_unused_label): Define.
26768 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26770 * tree-optimize.c (update_inlined_to_pointers): Delete unused
26773 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26775 * Makefile.in (USER_H): Remove decfloat.h.
26776 * ginclude/decfloat.h: Delete, moving contents to ...
26777 * ginclude/float.h: Add support for decimal floating point,
26778 guarded by __STDC_WANT_DEC_FP__.
26780 2007-01-29 Mike Stump <mrs@apple.com>
26782 * doc/gccint.texi (Top): Rename Loop Representation to Loop
26783 Analysis and Representation to resolve case insensitive conflict.
26784 * doc/loop.texi (Loop Analysis and Representation): Likewise.
26786 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
26788 * tree.h (struct tree_memory_tag): Add aliases member.
26789 (MTAG_ALIASES): New macro.
26790 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
26791 (add_may_alias): Remove pointer-set. Update for may_aliases being
26793 (mark_aliases_call_clobbered): Update for may_aliases being a
26795 (compute_tag_properties): Ditto.
26796 (create_partition_for): Ditto.
26797 (compute_memory_partitions): Ditto.
26798 (dump_may_aliases_for): Ditto.
26799 (is_aliased_with): Ditto.
26800 (add_may_alias_for_new_tag): Ditto.
26801 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
26802 (compute_is_aliased): New function.
26803 (compute_may_aliases): Call compute_is_aliased).
26804 (init_alias_info): Initialize alias_bitmap_obstack.
26805 (union_alias_set_into): New function.
26806 (compute_flow_sensitive_aliasing): Use union_aliases_into.
26807 (have_common_aliases_p): Rewrite to take two bitmaps and use
26809 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
26810 Update for bitmaps.
26811 (finalize_ref_all_pointers): Update for add_may_alias changes.
26812 (new_type_alias): Ditto.
26813 * tree-flow-inline.h (may_aliases): Return a bitmap.
26814 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
26815 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
26816 may_aliases being a bitmap.
26817 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
26818 may_aliases now returns a bitmap.
26819 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
26821 * tree-ssa-operands.c (add_virtual_operand): Update for
26822 may_aliases being a bitmap.
26824 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
26826 PR tree-optimization/30630
26827 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
26828 variable as changed.
26830 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
26833 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
26834 expanded only once even if an error occurs.
26836 2007-01-29 Ben Elliston <bje@au.ibm.com>
26838 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
26839 (__gcov_average_profiler): Likewise.
26840 (__gcov_ior_profiler): Likewise.
26841 (__gcov_merge_ior): Likewise.
26843 2007-01-28 Jan Hubicka <jh@suse.cz>
26845 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
26846 * value-prof.c (stringop_block_profile): Likewise.
26848 2007-01-28 Jan Hubicka <jh@suse.cz>
26850 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
26851 Add variant handling histograms; add wrapper.
26852 (clear_storage_via_libcall): Export.
26853 (emit_block_move_hints): Break out from ...; add histograms.
26854 (emit_block_move): ... this one.
26855 (clear_storage_hints): Break out from ...; add histograms.
26856 (clear_storage): ... this one.
26857 (set_storage_via_memset): Handle histogram.
26858 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
26859 (clear_storage_hints, clear_storage_via_libcall): Declare.
26860 (set_storage_via_setmem): Update prototype.
26861 * doc/md.texi (movmem, setmem): Document new arguments.
26863 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
26864 Add new histograms.
26865 (stringop_block_profile): New global function.
26866 (tree_stringops_values_to_profile): Profile block size and alignment.
26867 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
26869 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
26870 (stringop_block_profile): Declare.
26871 * builtins.c: Include value-prof.h.
26872 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
26873 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
26874 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
26875 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
26876 * profile.c (instrument_values): Add new counters.
26877 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
26879 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
26880 (tree_init_edge_profiler): Build new profilers.
26881 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
26882 (pass_tree_profile): Add dump.
26883 (tree_profile_hooks): Update.
26884 * Makefile.in (LIBGCOV): Add new constants.
26885 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
26886 __gcov_ior_profiler): New.
26887 * i386.md (movmem/setmem expanders): Add new optional arguments.
26889 2007-01-28 David Edelsohn <edelsohn@gnu.org>
26891 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
26893 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26895 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
26896 (tree_unswitch_single_loop): Pass eni_size_weights to
26897 tree_num_loop_insns.
26898 * tree-ssa-loop-manip.c: Include tree-inline.h.
26899 (can_unroll_loop_p): Pass eni_size_weights to
26900 tree_num_loop_insns.
26901 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
26902 Pass eni_size_weights to estimate_num_insns.
26903 * tree.h (init_inline_once): Export.
26904 * toplev.c (backend_init): Call init_inline_once.
26905 * cgraphunit.c (cgraph_process_new_functions,
26906 cgraph_analyze_function): Pass eni_inlining_weights to
26907 estimate_num_insns.
26908 * ipa-inline.c (compute_inline_parameters): Ditto.
26909 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
26910 to estimate_num_insns.
26911 (try_unroll_loop_completely): Pass eni_size_weights to
26912 tree_num_loop_insns.
26913 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
26914 ot estimate_num_insns.
26915 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
26916 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
26917 * tree-inline.c (eni_inlining_weights, eni_size_weights,
26918 eni_time_weights): New variables.
26919 (init_inline_once): Initialize them.
26920 (struct eni_data): Mew.
26921 (estimate_num_insns_1, estimate_num_insns): Use weights.
26922 * tree-inline.h (struct eni_weights_d): New.
26923 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
26924 (estimate_num_insns): Declaration changed.
26925 * cfgloop.h (tree_num_loop_insns): Declaration changed.
26926 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
26927 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
26929 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26931 * tree-data-ref.c (conflict_fn): Assert that the number of affine
26932 relations in the conflict function is valid.
26934 2007-01-27 Ian Lance Taylor <iant@google.com>
26936 * common.opt: Add fstrict-overflow.
26937 * opts.c (decode_options): Set flag_strict_overflow if -O2.
26938 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
26939 (TYPE_OVERFLOW_UNDEFINED): Define.
26940 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
26942 * tree.h (TYPE_TRAP_SIGNED): Don't define.
26943 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
26944 (fold_negate_expr): Likewise.
26945 (make_range): Likewise.
26946 (extract_muldiv_1): Likewise.
26947 (maybe_canonicalize_comparison): Likewise.
26948 (fold_comparison): Likewise.
26949 (fold_binary): Likewise.
26950 (tree_expr_nonnegative_p): Likewise.
26951 (tree_expr_nonzero_p): Likewise.
26952 * tree-vrp.c (compare_values): Likewise.
26953 (extract_range_from_binary_expr): Likewise.
26954 (extract_range_from_unary_expr): Likewise.
26955 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
26957 (nowrap_type_p): Likewise.
26958 * tree-scalar-evolution.c (simple_iv): Likewise.
26959 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
26960 (build_range_check): Likewise.
26961 (extract_muldiv_1): Likewise.
26962 (fold_comparison): Likewise.
26963 * tree-vrp.c (vrp_int_const_binop): Likewise.
26964 (extract_range_from_unary_expr): Likewise.
26965 * convert.c (convert_to_integer): Likewise.
26966 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
26967 (fold_comparison): Likewise.
26968 (fold_binary): Likewise.
26969 * optabs.c (optab_for_tree_code): Likewise.
26970 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
26971 * simplify-rtx.c (simplify_const_relational_operation): Check
26972 flag_strict_overflow and flag_trapv.
26973 (simplify_const_relational_operation): Likewise.
26974 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
26975 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
26978 2007-01-27 Roger Sayle <roger@eyesopen.com>
26980 * tree.c (tree_fold_gcd): Delete.
26981 * tree.h (tree_fold_gcd): Remove prototype.
26982 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
26983 test whether one constant integer is a multiple of another. Instead
26984 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
26985 * fold-const.c (multiple_of_p): We've determined both TOP and
26986 BOTTOM are integer constants so we can call int_const_binop directly
26987 instead of the more generic const_binop.
26989 2007-01-27 Roger Sayle <roger@eyesopen.com>
26991 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
26992 1*X check that the constant hasn't overflowed, to preserve the
26994 (round_up): Provide an efficient implementation when rouding-up an
26995 INTEGER_CST to a power-of-two.
26997 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26999 * doc/sourcebuild.texi: Add comma for clarity.
27000 * doc/extend.texi: Fix some typos.
27001 * doc/passes.texi: Likewise.
27002 * doc/cppinternals.texi: Likewise.
27003 * doc/c-tree.texi: Likewise.
27004 * doc/tree-ssa.texi: Likewise.
27005 * doc/install.texi: Likewise.
27007 2007-01-27 Jan Hubicka <jh@suse.cz>
27009 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
27010 (pass_sra): Do not require alias information.
27011 * passes.c (init_optimization_passes): Add SRA
27013 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
27015 * tracer.c (rest_of_handle_tracer): We already cleaned
27016 up the CFG in tracer() so don't do it here again.
27017 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
27018 cleanup_cfg here, either. And don't call renumber_insns.
27020 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
27021 and BB_HEAD are in the insn stream here. Instead make sure
27022 that BB_INSN is valid on all insns. Also, do check here that
27023 there are no pending branch predictions...
27024 (rtl_verify_flow_info): ...instead of doing it here. Checks
27025 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
27028 2007-01-26 Roger Sayle <roger@eyesopen.com>
27030 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
27031 function to simplify/factorize operand order canonicalization.
27032 (ix86_fixup_binary_operands): Reorganize using the above function.
27033 (ix86_binary_operator_ok): Likewise.
27035 2007-01-27 Jakub Jelinek <jakub@redhat.com>
27037 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
27038 file scope from optimize_attrs.
27039 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
27041 (optimize_attrs): Clear insn_code_values after freeing it.
27043 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
27045 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
27046 a parts.base assignment.
27048 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
27050 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
27051 (compute_subscript_distance, initialize_data_dependence_relation,
27052 finalize_ddr_dependent, analyze_ziv_subscript,
27053 analyze_siv_subscript_cst_affine,
27054 compute_overlap_steps_for_affine_univar,
27055 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
27056 analyze_siv_subscript, analyze_miv_subscript,
27057 analyze_overlapping_iterations, subscript_dependence_tester_1,
27058 compute_self_dependence, free_dependence_relation): Work
27059 with affine_fn instead of chrecs.
27060 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
27061 common_affine_function, affine_function_base,
27062 affine_function_constant_p, affine_fn_op, affine_fn_plus,
27063 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
27064 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
27065 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
27066 (all_chrecs_equal_p): Removed.
27067 * tree-data-ref.h (affine_fn, conflict_function): New types.
27068 (struct subscript): Change type of conflicting_iterations_in_a
27069 and conflicting_iterations_in_b.
27071 2007-01-26 Steve Ellcey <sje@cup.hp.com>
27074 * config/pa/pa.h (TARGET_HPUX_11): New.
27075 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
27076 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
27078 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
27079 Richard Guenther <rguenther@suse.de>
27081 * tree-ssa-structalias.c (solve_graph): Handle case
27082 we merged the variable to another.
27084 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27086 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
27089 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
27090 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
27092 2007-01-25 DJ Delorie <dj@redhat.com>
27094 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
27095 allow changes to modes which don't fit in those registers.
27097 * reload1.c (choose_reload_regs): Check for invalid subregs before
27098 computing their locations, not after.
27100 2007-01-25 Geoffrey Keating <geoffk@apple.com>
27103 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
27104 save Altivec registers in an eh_return function.
27105 (compute_vrsave_mask): Likewise.
27106 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
27107 for saving Altivec registers.
27108 (rs6000_emit_prologue): Don't allocate stack twice in
27109 eh_return function. Correct expected value of altivec_save_offset
27110 when using save_world. Describe save of R0 to stack when using
27111 save_world. Describe stack pointer adjustment when using
27112 save_world. Remove duplicated eh_return parameter register saving.
27113 Update sp_offset variable after save_world.
27114 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
27116 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
27117 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
27120 2007-01-25 Steve Ellcey <sje@cup.hp.com>
27122 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
27124 2007-01-25 Steve Ellcey <sje@cup.hp.com>
27127 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
27128 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
27130 2007-01-25 Richard Guenther <rguenther@suse.de>
27132 * doc/invoke.texi (-Wcoverage-mismatch): Document.
27133 * common.opt (-Wcoverage-mismatch): New warning option.
27134 * coverage.c (get_coverage_counts): Ignore coverage mismatch
27135 if -Wcoverage-mismatch is given.
27137 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
27139 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
27140 (ipcp_driver): Change to static definition.
27141 Add dumping of the ifunctions.
27142 (constant_val_insert): Remove unused parameter. Support for SSA.
27143 (ipcp_propagate_const): Support for SSA.
27144 (ipcp_profile_bb_print): Print only analyzed nodes.
27145 (ipcp_replace_map_create): Remove support for Fortran constant
27147 * ipa-prop.c (ipa_method_modify_stmt,
27148 ipa_callsite_compute_param): Support for SSA.
27149 * ipa-prop.h (ipcp_driver): Remove declaration.
27150 (IS_VALID_TREE_MAP_INDEX): Add define.
27152 2007-01-24 Geoffrey Keating <geoffk@apple.com>
27154 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
27156 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27158 PR middle-end/30447
27159 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
27160 constant argument to cabs and do it without checking for
27161 -funsafe-math-optimizations.
27163 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
27165 * c-common.h (RID_FIRST_CXX0X): New.
27166 (RID_LAST_CXX0X): New.
27167 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
27169 * c.opt (Wc++0x-compat): New.
27170 * doc/invoke.texi (-Wc++0x-compat): Document.
27172 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27174 * builtins.c (fold_builtin_carg): New.
27175 (fold_builtin_1): Use it.
27177 2007-01-24 Jan Hubicka <jh@suse.cz>
27179 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
27181 * ipa-inline.c (initial_insns, max_insns): Delete.
27182 (compute_max_insns): New function.
27183 (cgraph_decide_inlining_of_small_function): Use it; take minimal
27184 amount of insns as base for code growth.
27185 (cgraph_decide_inlining): Make initial_insns local; do not compute
27187 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
27188 * doc/invoke.texi (inline-unit-growth): Update docs.
27190 2007-01-24 Jakub Jelinek <jakub@redhat.com>
27192 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
27193 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
27194 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
27195 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
27196 for CPUs that have PTA_CX16 set.
27198 PR middle-end/27416
27199 * gimplify.c (omp_check_private): New function.
27200 (gimplify_scan_omp_clauses): Use it for
27201 firstprivate/lastprivate/reduction.
27203 PR middle-end/30494
27204 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
27205 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
27207 PR middle-end/30421
27208 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
27209 If lower_lastprivate_clauses emits some statements, append them
27210 to dlist rather than body_p and to body_p append an initializer.
27211 (lower_omp_for): Adjust caller.
27213 2007-01-24 Steve Ellcey <sje@cup.hp.com>
27215 * target.h (globalize_decl_name): New.
27216 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
27217 * output.h (default_globalize_decl_name): New.
27218 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
27220 (globalize_decl): Ditto.
27221 (default_globalize_decl_name): New.
27222 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
27223 (ia64_handle_version_id_attribute): New.
27224 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
27225 (ia64_asm_output_external): Use globalize_decl_name instead
27226 of globalize_label.
27227 * doc/extend.texi (version_id): New pragma.
27228 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
27230 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27232 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
27233 _uleb128_t and _Unwind_SWord with _sleb128_t.
27234 * unwind-dw2.c (extract_cie_info, execute_stack_op,
27235 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
27237 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
27238 * unwind-pe.h (read_uleb128, read_sleb128,
27239 read_encoded_value_with_base): Likewise.
27240 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
27242 2007-01-24 Richard Guenther <rguenther@suse.de>
27244 * builtins.c (expand_builtin_cexpi): Get the fndecl
27245 for cexp in the correct way.
27247 2007-01-24 Jan Hubicka <jh@suse.cz>
27249 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
27252 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27254 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
27255 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
27256 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
27257 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
27258 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
27259 __SIZEOF_PTRDIFF_T__.
27260 * doc/cpp.texi: Documentation for the new builtin macros added.
27262 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
27264 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
27265 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
27266 instead of operands[2] to avoid access past the end of array.
27268 2007-01-24 Richard Sandiford <richard@codesourcery.com>
27270 * reload1.c (emit_reload_insns): Pass the reload register
27271 for a non-spill output reload through forget_old_reloads_1.
27273 2007-01-23 Joseph Myers <joseph@codesourcery.com>
27275 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27276 _SOFT_DOUBLE if doubles use software floating-point.
27277 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
27278 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
27279 * config/rs6000/darwin-ldouble.c: Also compile functions for
27280 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
27281 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
27282 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
27283 commented-out long double override.
27284 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
27285 * config/rs6000/eabispe.h: Likewise.
27286 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
27287 long double for non-SPE.
27288 (rs6000_handle_option): Likewise.
27289 (invalid_e500_subreg): Disallow more subregs involding DImode,
27290 DFmode, TImode or TFmode.
27291 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
27293 (legitimate_lo_sum_address_p): Also check for TFmode for E500
27295 (rs6000_legitimize_address): Also handle TFmode for E500 double.
27296 (rs6000_legitimize_reload_address): Also handle TFmode for E500
27298 (rs6000_legitimate_address): Also check for TFmode for E500
27300 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
27301 (spe_build_register_parallel): Handle TFmode and TCmode.
27302 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
27304 (function_arg): Handle TFmode and TCmode for E500 double.
27305 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
27307 (print_operand): Handle TFmode and TImode for %y.
27308 (rs6000_generate_compare): Handle TFmode comparisons for E500
27310 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
27311 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
27312 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
27313 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
27314 TFmode for E500 double.
27315 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
27316 (floatsidf2): Enable for E500 double.
27317 (movtf_softfloat): Use rs6000_nonimmediate_operand.
27318 (extenddftf2): Change to extenddftf2_fprs.
27319 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
27320 depending on TARGET_E500_DOUBLE.
27321 (extendsftf2): Enable for E500 double.
27322 (trunctfdf2): Enable for E500 double.
27323 (trunctfsf2): Change to trunctfsf2_fprs.
27324 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
27325 depending on TARGET_E500_DOUBLE.
27326 (floatsitf2): Enable for E500 double.
27327 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
27328 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
27329 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
27330 (negtf2): Change to negtf2_internal.
27331 (negtf2): New expander.
27332 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
27333 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
27334 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
27335 (movdi_internal32): Use rs6000_nonimmediate_operand.
27336 (unnamed splitter): Likewise.
27337 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
27338 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
27339 (SPE64TF, DITI): New mode macros.
27340 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
27343 (frob_<mode>_di_2): New.
27344 (frob_tf_di_8_2): New.
27345 (frob_di_df): Change to frob_di_<mode>; allow more modes.
27347 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
27349 (frob_ti_<mode>_8_2): New.
27350 (frob_ti_tf_2): New.
27351 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
27352 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
27354 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
27355 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
27356 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
27357 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
27358 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
27359 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
27362 2007-01-23 Ian Lance Taylor <iant@google.com>
27364 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
27366 (OBJS-archive): Reformat, alphabetize.
27367 (OBJS): Change out_object_file to OBJS-md.
27369 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
27371 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
27372 JUMP_P and CALL_P predicates where applicable.
27373 * config/i386/i386.c: Ditto.
27374 * config/i386/i386.md: Ditto.
27375 * config/i386/mmx.md: Ditto.
27376 * config/i386/predicates.md: Ditto.
27378 2007-01-22 Andreas Schwab <schwab@suse.de>
27380 * config/m68k/m68k.h: Fix comment.
27382 2007-01-22 Jan Hubicka <jh@suse.cz>
27384 * passes.c (init_optimization_passes): Do not rerun
27385 pass_early_warn_uninitialized.
27387 2007-01-22 Richard Guenther <rguenther@suse.de>
27389 PR tree-optimization/30038
27390 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
27392 (execute_cse_sincos_1): Likewise.
27393 (execute_cse_sincos): Likewise.
27394 (gate_cse_sincos): Likewise.
27395 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
27396 the cexpi() canonicalization of sincos().
27397 * tree-pass.h (pass_cse_sincos): Declare.
27398 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
27400 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
27402 PR rtl-optimization/29329
27403 * combine.c (replaced_rhs_insn): Rename to i2mod.
27404 (replaced_rhs_value): Rename to i2mod_new_rhs.
27405 (i2mod_old_rhs): New global variable.
27406 (combine_instructions): Adjust for above change. Save a copy of
27407 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
27408 note are substituted in the second instruction.
27409 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
27410 ditch the note if it pertains to the second eliminated register
27411 and this register is mentioned in i2mod_old_rhs.
27414 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
27416 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
27417 the insn to which the note was originally attached.
27419 2007-01-21 Jan Hubicka <jh@suse.cz>
27421 * ipa-inline.c (inlining_mode): Comment, move up.
27422 (cgraph_decide_inlining_incrementally): Do not perform inlining
27423 itself; fix handling of flattening of self recursive functions.
27424 (cgraph_find_cycles): Remove.
27425 (cgraph_flatten_node): Remove.
27426 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
27427 (try_inline): New function.
27428 (cgraph_early_inlining): Update call of
27429 cgraph_decide_inlining_incrementally. Apply inlining here.
27430 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
27432 2007-01-21 Dirk Mueller <dmueller@suse.de>
27435 * tree-vrp.c (check_array_bounds): do not warn
27436 about ADDR_EXPR's of ARRAY_REF's which are immediately
27437 used in binary expressions.
27439 2007-01-21 Ira Rosen <irar@il.ibm.com>
27441 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
27442 read_write_dep and macros for its access.
27443 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
27444 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
27445 argument, call vect_check_interleaving for every independent pair of
27446 data-refs. Mark loads that access the same memory location as a store
27448 (vect_check_dependences): Remove.
27449 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
27450 call, fix the call to vect_analyze_data_ref_dependence.
27451 (vect_analyze_data_ref_access): For statements that access the same
27452 data-ref, check that they are not stores; for loads, check that there
27453 is no store that access the same location.
27455 2007-01-20 Roger Sayle <roger@eyesopen.com>
27456 Joseph Myers <joseph@codesourcery.com>
27458 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
27459 (-fdump-rtl-stack): Likewise.
27460 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
27461 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
27462 (-mpt-fixed): Use @minus{} for minus sign.
27463 (Using Precompiled Headers): Fix under/overfull hbox.
27465 2007-01-20 Jan Hubicka <jh@suse.cz>
27467 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
27468 place within annotation.
27470 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27472 * pa.c (output_move_double): Change array size of xoperands to 4.
27474 2007-01-20 Jan Hubicka <jh@suse.cz>
27476 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
27479 2007-01-19 Ian Lance Taylor <iant@google.com>
27481 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
27482 constant to unsigned HOST_WIDE_INT before negating.
27484 2007-01-19 Ian Lance Taylor <iant@google.com>
27486 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
27488 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
27489 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
27490 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
27491 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
27492 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
27493 (realloc_vdef, realloc_vuse): Change second parameter to
27495 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
27496 fields to unsigned.
27497 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
27498 unsigned. Change x and lim locals to unsigned.
27499 (realloc_vdef, realloc_vuse): Change num_elem parameter to
27501 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
27502 (copy_virtual_operands): Change i and n locals to unsigned.
27504 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27506 PR middle-end/29335
27507 * builtins.c (fold_builtin_1): Handle builtin fdim.
27509 2007-01-20 Jan Hubicka <jh@suse.cz>
27511 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
27512 * tree-ssa-structalias.c (compute_points_to_sets): Do call
27513 init_alias_heapvars.
27514 (init_alias_heapvars): Initialize only when not already initialized.
27515 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
27517 2007-01-19 Roger Sayle <roger@eyesopen.com>
27519 * common.opt (fsigned-zeros): New command line option.
27520 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
27521 of flag_unsafe_math_optimizations.
27522 * opts.c (set_fast_math_flags): The -ffast-math command line option
27523 implies -fno-signed-zeros.
27524 (fast_math_flags_set_p): Likewise.
27526 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
27527 the documentation of -ffast-math appropriately. Wrap long lines.
27529 2007-01-19 Steve Ellcey <sje@cup.hp.com>
27531 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
27532 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
27534 2007-01-19 Tomas Bily <tbily@suse.cz>
27536 * cgraphunit.c (cgraph_finalize_function): Updating of pid
27538 (tree_init_ic_make_global_vars): New function
27539 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
27540 (tree_gen_ic_profiler): New function
27541 (tree_gen_ic_func_profiler): New function
27542 (tree_profiling): Added calling of tree_gen_ic_func_profiler
27543 (tree_profile_hooks): Added hook for indirec/virtual calls
27544 * value-prof.c (tree_find_values_to_profile): New case for
27546 (tree_values_to_profile): Call for determining indirect/virtual
27548 (tree_indirect_call_to_profile): New function
27549 (tree_ic_transform): New function
27550 (tree_ic): New function
27551 (find_func_by_pid): New function
27552 (init_pid_map): New function
27553 (tree_value_profile_transformations): Added check for
27554 indirect/virtual call transformation
27555 * value-prof.h (enum hist_type): New counter type for
27556 indirect/virtual calls
27557 (profile_hooks): Added new hook for profiling indirect/virtual
27559 * profile.c (instrument_values): New case for indirect/virtual
27561 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
27562 (GCOV_COUNTER_V_INDIR): New counter type
27563 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
27564 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
27566 * cgraph.c: Definition of cgraph_max_pid
27567 (cgraph_create_node): Default init of pid attribute
27568 * cgraph.h: Declaration of cgraph_max_pid
27569 (struct cgraph_node): Added pid attribute
27570 * libgcov.c (__gcov_indirect_call_profiler): New function
27571 (__gcov_one_value_profiler_body): New function
27572 (__gcov_one_value_profiler): Body was moved to
27573 __gcov_one_value_profiler_body and calls it
27575 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
27577 * doc/gty.texi (Options): Document the mark_hook option to GTY.
27578 * gengtype.c (write_types_data, write_func_for_structure,
27579 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
27580 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
27581 (walk_type, write_func_for_structure): Generate the mark_hook if
27584 2007-01-19 Jan Hubicka <jh@suse.cz>
27586 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
27587 'early' argument take inlining mode argument specifying whether to
27588 inline for size/speeed or all functions; add support for flattening;
27590 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
27592 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27595 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
27596 the name of the declared identifier.
27598 2007-01-19 Dirk Mueller <dmueller@suse.de>
27600 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
27601 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
27602 duplicate evaluation.
27604 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27606 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
27607 Macroize expander using X87MODEF12 mode macro. Extend operand 1
27608 to XFMode, use acosxf2 and truncate result to requested mode.
27609 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27610 (asin<mode>2): Similarly, with asin expanders.
27611 (*fscalexf4_i387): Rename from *fscalexf4.
27612 (expNcorexf3): New expander.
27613 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
27614 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
27615 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
27616 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
27617 patterns for SSE math.
27618 (exp10<mode>2): Similarly, with exp10 expanders.
27619 (exp2<mode>2): Similarly, with exp2 expanders.
27620 (expm1<mode>2): Similarly, with expm1 expanders.
27621 (ldexp<mode>3): Similarly, with ldexp expanders.
27622 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
27623 Use gen_truncxf<mode>2_i387_noop to truncate result.
27625 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27627 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
27628 for ColdFire targets.
27630 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
27631 Richard Sandiford <richard@codesourcery.com>
27633 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
27634 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
27635 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
27636 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
27637 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27638 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27640 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27642 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
27643 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
27644 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
27645 (*adddi_dilshr32_cf): New pattern.
27646 (adddi3, subdi3): Remove first alternatives.
27648 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27650 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
27651 implemented using move.l, do not use its cc result for floating-point
27654 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27656 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
27657 from accepting 's' constraints if flag_pic.
27659 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27661 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
27662 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
27663 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
27664 condition from TARGET_68881 to TARGET_HARD_FLOAT.
27666 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
27668 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
27669 ColdFire alternatives.
27670 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
27671 * config/m68k/m68k.md (clzsi2): Define for ColdFire
27672 architectures that support ff1 instruction.
27674 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27675 Julian Brown <julian@codesourcery.com>
27677 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
27678 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
27679 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
27682 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27684 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
27686 (output_move_const_into_data_reg, output_move_simode_const): Delete.
27687 * config/m68k/m68k.c (const_method, const_int_cost): Take a
27688 HOST_WIDE_INT instead of an rtx.
27689 (m68k_rtx_costs): Update call accordingly.
27690 (output_move_const_into_data_reg): Likewise. Fix formatting.
27691 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
27693 (output_move_simode_const): Update calls after above changes.
27694 Rework to use automatic variables and predicates like MEM_P.
27695 * config/m68k/m68k.md (pushexthisi_const): Update call to
27698 2007-01-19 Dirk Mueller <dmueller@suse.de>
27700 * tree-ssa-alias.c (perform_var_substitution): Fix typo
27701 in dump_flags test.
27703 2007-01-19 Richard Guenther <rguenther@suse.de>
27705 * builtins.c (expand_builtin_cexpi): Fall back to expanding
27706 via cexp in case sincos is not available.
27708 2007-01-19 Richard Guenther <rguenther@suse.de>
27710 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
27711 * defaults.h (TARGET_HAS_SINCOS): Default to off.
27712 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
27713 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
27714 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
27715 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
27716 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
27717 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
27719 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27721 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
27723 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
27724 (atan2xf3): Directly generate RTL pattern.
27725 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
27726 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
27727 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27728 disable patterns for SSE math.
27729 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
27730 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
27731 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27732 disable patterns for SSE math.
27734 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
27736 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
27738 2007-01-18 Roger Sayle <roger@eyesopen.com>
27740 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
27741 VIEW_CONVERT_EXPR to the same type as it's operand.
27743 2007-01-18 David Edelsohn <edelsohn@gnu.org>
27745 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
27746 configured for long double 128.
27748 2007-01-18 Mike Stump <mrs@apple.com>
27750 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
27753 2007-01-18 Michael Meissner <michael.meissner@amd.com>
27755 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
27758 2007-01-18 Jan Hubicka <jh@suse.cz>
27760 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
27761 greater than NUM_VOP_FREE_BUCKETS.
27763 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
27765 * tree-ssa-structalias.c: Update comments.
27766 (ptabitmap_obstack): Removed.
27767 (pta_obstack): New.
27768 (oldpta_obstack): Ditto.
27769 (stats): Add a few members.
27770 (struct variable_info): Remove node, complex, address_taken, and
27771 indirect_target members. Add oldsolution member.
27772 (new_var_info): Do not initialize removed members.
27773 (constraint_expr_type): Remove INCLUDES.
27774 (constraint_graph): Add size, implicit_preds, rep,
27775 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
27776 (FIRST_REF_NODE): New macro.
27777 (LAST_REF_NODE): Ditto.
27778 (FIRST_ADDR_NODE): Ditto.
27779 (find): New function.
27781 (dump_constraint): Do not handle INCLUDES.
27782 (insert_into_complex): Do not insert duplicate constraints.
27783 (condense_varmap_nodes): Renamed and rewritten into ...
27784 (merge_node_constraints): This. Also fix bug in handling of
27785 offseted copy constraints.
27786 (clear_edges_for_node): No longer need to deal with preds at all,
27787 or removing associated preds/succs.
27788 (merge_graph_nodes): Deal with indirect_cycles.
27789 Don't deal with predecessors.
27790 (add_implicit_graph_edge): New function.
27791 (add_pred_graph_edge): Ditto.
27792 (add_graph_edge): Don't deal with predecessors.
27793 (build_constraint_graph): Removed.
27794 (build_pred_graph): New function.
27795 (build_succ_graph): Ditto.
27796 (struct scc_info): Removed in_component. Added roots, dfs, and
27797 node_mapping. Remove visited_index, unification_queue.
27798 (scc_visit): Deal with union-find we do now.
27799 Deal with cycles with REF nodes.
27800 (collapse_nodes): Renamed and rewritten to ...
27801 (unify_nodes): This.
27802 (process_unification_queue): Removed.
27803 (topo_visit): Cleanup
27804 (do_da_constraint): Use find.
27805 (do_sd_constraint): Ditto.
27806 (do_ds_constraint): Ditto.
27807 (do_complex_constraint): Ditto.
27808 (init_scc_info): Update for removed and added members.
27809 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
27810 (find_indirect_cycles): This.
27811 (equivalence_class): New variable.
27812 (label_visit): New function.
27813 (perform_variable_substitution): Rewritten.
27814 (free_var_substitution_info): New function.
27815 (find_equivalent_node): Ditto.
27816 (move_complex_constraints): Ditto.
27817 (eliminate_indirect_cycles): Ditto.
27818 (solve_graph): Only propagate changed bits.
27819 Use indirect cycle elimination.
27821 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
27822 (tree_id_eq): Renamed to ...
27823 (tree_vi_eq): This. Update for member change
27824 (insert_id_for_tree): Renamed and rewritten to ...
27825 (insert_vi_for_tree): This.
27826 (lookup_id_for_tree): Renamed and rewritten to ...
27827 (lookup_vi_for_tree): This.
27828 (get_id_for_tree): Renamed and rewritten to ...
27829 (get_vi_for_tree): Ditto.
27830 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
27831 (process_constraint): Don't handle INCLUDES.
27832 Remove special ADDRESSOF case.
27833 (find_func_aliases): Rewrite to use vi functions instead of id
27835 (create_function_info_for): Ditto.
27836 (create_variable_info_for): Ditto.
27837 (intra_create_variable_infos): Ditto.
27838 (merge_smts_into): Ditto.
27839 (find_what_p_points_to): Ditto.
27840 (init_base_vars): Ditto.
27841 (init_alias_vars): Ditto.
27842 (remove_preds_and_fake_succs): New function.
27843 (dump_sa_points_to_info): Dump new stats.
27844 (dump_solution_for_var): Use find.
27845 (set_used_smts): Fix formatting.
27846 (compute_points_to_sets): Updated for new functions.
27847 (ipa_pta_execute): Ditto.
27849 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27850 Richard Sandiford <richard@codesourcery.com>
27852 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
27854 * calls.c (expand_call): If the return value is a PARALLEL,
27855 extract its first member.
27856 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
27857 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27858 use FUNCTION_EXTRA_EPILOGUE.
27859 (m68k_function_value): Return a PARALLEL if the return value
27860 is of a pointer type.
27861 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
27862 (FUNCTION_EXTRA_EPILOGUE): Remove.
27863 * config/m68k/m68k.md (D0_REG): New constant.
27865 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27867 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27868 output a NOP for empty epilogues.
27870 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27872 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
27873 before function. Extend register save check to include all
27874 registers, not just integer ones.
27876 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27878 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
27879 (m68k_use_return_insn): ...this.
27880 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
27881 * config/m68k/m68k.c (use_return_insn): Rename to...
27882 (m68k_use_return_insn): ...this.
27883 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
27884 of USE_RETURN_INSN.
27886 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27888 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
27889 nearest even, fix denormal rounding overflow.
27891 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27893 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
27894 f%$smove and f%$move.
27895 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
27896 (extendsfdf2_cf): Use fdmove instead of f%&move.
27897 (truncdfsf2_cf): Use fsmove instead of f%$smove.
27898 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
27900 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27902 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
27905 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27907 * real.h (real_format): Add a canonical_nan_lsbs_set field.
27908 (coldfire_single_format): Declare.
27909 (coldfire_double_format): Likewise.
27910 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
27911 of qnan_msb_set to determine the lower bits of a canonical
27913 (encode_ieee_double): Likewise.
27914 (encode_ieee_quad): Likewise.
27915 (ieee_single_format): Initialize canonical_nan_lsbs_set.
27916 (mips_single_format): Likewise.
27917 (ieee_double_format): Likewise.
27918 (mips_double_format): Likewise.
27919 (ieee_extended_motorola_format): Likewise.
27920 (ieee_extended_intel_96_format): Likewise.
27921 (ieee_extended_intel_128_format): Likewise.
27922 (ieee_extended_intel_96_round_53_format): Likewise.
27923 (ibm_extended_format): Likewise.
27924 (mips_extended_format): Likewise.
27925 (ieee_quad_format): Likewise.
27926 (mips_quad_format): Likewise.
27927 (vax_f_format): Likewise.
27928 (vax_d_format): Likewise.
27929 (vax_g_format): Likewise.
27930 (i370_single_format): Likewise.
27931 (i370_double_format): Likewise.
27932 (decimal_single_format): Likewise.
27933 (decimal_double_format): Likewise.
27934 (decimal_quad_format): Likewise.
27935 (c4x_single_format): Likewise.
27936 (c4x_extended_format): Likewise.
27937 (real_internal_format): Likewise.
27938 (coldfire_single_format): New real_format.
27939 (coldfire_double_format): Likewise.
27940 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
27941 canonical_nan_lsbs_set.
27942 (pdp11_d_format): Likewise.
27943 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
27944 if TARGET_COLDFIRE_CPU.
27946 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27948 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
27949 (output_call, m68k_legitimize_call_address): Declare.
27950 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
27951 parenthesees. Add support for a 'W' constraint.
27952 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
27953 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
27954 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
27955 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
27957 (override_options): Initialize them. Do not set flag_no_function_cse
27958 for TARGET_ID_SHARED_LIBRARY.
27959 (m68k_output_pic_call): Delete.
27960 (m68k_legitimize_call_address): New function.
27961 (print_operand): Remove the %o prefix. Handle the %p prefix.
27962 (output_call): New function.
27963 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
27964 target address from the GOT if symbolic jumps are not allowed.
27965 * config/m68k/m68k.md (call, general_operand): Do not set
27966 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
27967 Merge separate flag_pic and !flag_pic define_insns into...
27968 (*call, *call_value): ...these new patterns. Match the address
27969 rather than the containing MEM and require it to be a call_operand.
27970 Use output_call to generate the asm template.
27971 * config/m68k/predicates.md (const_call_operand): New predicate.
27972 (call_operand): Likewise.
27974 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27976 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
27977 (STACK_GROWS_DOWNWARD): Define to 1.
27978 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
27979 comments, emphasizing that these values are only defaults.
27980 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
27981 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
27983 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27985 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
27987 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27988 Richard Sandiford <richard@codesourcery.com>
27990 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
27991 (FP_REGNO_P): New macros.
27992 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
27993 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
27994 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
27995 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
27997 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27999 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28000 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
28002 * config/m68k/t-floatlib: New file, extracting common code from...
28003 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
28004 * config/m68k/t-uclinux: Here.
28005 * config/m68k/fpgnulib.c: Do not compile extendeed precision
28006 routines on ColdFire targets.
28008 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28010 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28011 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
28012 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
28013 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
28014 explicitly set MOTOROLA to 1.
28015 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
28017 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28018 Nathan Sidwell <nathan@codesourcery.com>
28020 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
28021 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
28022 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
28023 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
28024 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
28025 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
28026 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
28027 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
28028 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
28029 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
28030 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
28031 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
28032 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
28033 (DBX_REGISTER_NUMBER): Delete.
28034 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
28035 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
28036 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
28038 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28040 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
28041 * config/flat.h: New file.
28042 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
28043 OBJECT_FORMAT_FLAT.
28044 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
28045 indirect references for -msep-data or -mid-shared-library.
28046 Do not use PC-relative code addresses either.
28047 * config/m68k/m68k.c (override_options): Restrict -fPIC error
28049 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
28050 for shared libraries and crt1.o for executables. Use crti.o and
28052 (ENDFILE_SPEC): Use crtend.o and crtn.o.
28053 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
28054 Do not add -elf2flt or -shared-lib-id options here.
28055 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
28056 Pass -shared-lib-id if -mid-shared-library, taking the library
28057 identifier from -mshared-library-id if given, otherwise
28059 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
28060 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
28061 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
28062 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
28063 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
28064 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
28066 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
28067 jump sequence for ISA A and ISA A+.
28068 (PICJUMP): Likewise.
28070 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28072 * config.gcc (m68k-*-uclinux*): Base the port on the common
28073 and m68k GNU/Linux files rather than on the generic ELF ones.
28074 * config/m68k/uclinux.h (TARGET_VERSION): Override.
28075 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
28077 2007-01-18 Julian Brown <julian@codesourcery.com>
28078 Richard Sandiford <richard@codesourcery.com>
28080 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
28081 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
28082 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
28084 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
28085 80 unconditionally.
28086 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
28088 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28090 * doc/install.texi: Document m68k-uclinuxoldabi.
28091 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
28092 * config/m68k/uclinux-oldabi.h: New file, copied from
28093 config/m68k/uclinux.h.
28095 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
28097 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
28098 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
28099 (m32r_compute_frame_size): Use unsigned for regno.
28100 (m32r_reload_lr): Use gen_frame_mem.
28102 (m32r_output_function_epilogue): Don't output the function epilogue
28104 (m32r_expand_epilogue): New.
28105 (direct_return): Return false if the function has the interrupt
28107 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
28108 * config/m32r/m32r.md (epilogue): New expander.
28109 (return_lr, return_rte): New insns.
28110 (return): Make it expander.
28111 (return_normal): New expander.
28113 2007-01-18 Josh Conner <jconner@apple.com>
28116 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
28117 support for UNLE, UNLT, UNGE, and UNGT.
28119 2007-01-18 Jan Hubicka <jh@suse.cz>
28121 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
28122 * tree-tailcall (add_virtual_phis): Likewise.
28123 (optimize_tail_call): Return TODOs.
28124 (execute_tail_calls): Return TODOs.
28125 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
28126 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
28128 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28129 Cleanup cfg using TODO.
28130 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
28131 * passes.c (execute_function_todo): When cleanup did something, remove
28133 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
28134 (make_edges): Don't cleanup_cfg.
28136 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
28138 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
28139 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
28140 operate on the top of stack.
28141 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
28142 register handling of instructions that output to the second
28144 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
28145 (move_for_stack_reg): Special-case check for dead destination
28146 stack slot for constant load of 1.0 inside UNSPEC_TAN.
28148 * config/i386/i386.md (UNSPEC_TAN): New constant.
28149 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
28150 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
28151 to correctly model move of constant 1.0 to top stack slot.
28152 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
28153 (unnamed peephole2 pattern): Remove corresponding peephole2
28154 pattern that optimizes tan insn and loading of constant 1.0.
28155 (tanxf2): Use fptanxf4_i387.
28156 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
28157 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
28158 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28159 disable patterns for SSE math.
28160 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
28161 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
28163 2007-01-18 Dirk Mueller <dmueller@suse.de>
28164 Richard Guenther <rguenther@suse.de>
28167 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
28168 * common.opt (Warray-bounds): Add new warning option.
28169 * c-opts.c (c_common_handle_option): Define -Warray-bounds
28171 * Makefile.in: make tree-vrp.o depend on toplev.h
28172 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
28174 (check_array_refs, check_array_bounds, check_array_ref): New.
28176 2007-01-18 Jan Hubicka <jh@suse.cz>
28178 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
28179 (execute_ssa_ccp): Return flags conditionally.
28180 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
28182 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
28184 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
28186 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
28187 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
28189 * Makefile.c (GTFILES): Add cfglayout.h.
28190 * gengtype.c (open_base_files): Likewise.
28191 * cfglayout.c (cfg_layout_function_footer,
28192 cfg_layout_function_header) Reindent to make gengtype happy.
28193 * cfglayout.h (cfg_layout_function_footer,
28194 cfg_layout_function_header): Add GTY(()) marker.
28196 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
28198 2007-01-18 Ben Elliston <bje@au.ibm.com>
28200 * genautomata.c (write_automata): Include xstrerror output in the
28201 error message if writing the DFA description file fails.
28203 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
28205 * config/mips/mips-protos.h (mips_output_external): Make it
28207 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
28208 * config/mips/mips.c (irix_output_external_libcall): Likewise.
28209 (extern_list): Likewise.
28210 (extern_head): Likewise.
28211 (TARGET_ASM_FILE_END): Likewise.
28212 (mips_file_end): Likewise.
28213 (mips_output_external): Rewritten.
28215 2007-01-18 Ben Elliston <bje@au.ibm.com>
28217 * genpreds.c (write_insn_preds_c): Only write out the function
28218 body for regclass_for_constraint if we have register constraints.
28220 2007-01-17 Tom Tromey <tromey@redhat.com>
28222 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
28223 * doc/install.texi (Testing): Use sourceware.org.
28224 (Binaries): Likewise.
28225 (Specific): Likewise.
28226 * doc/contrib.texi (Contributors): Use sourceware.org.
28228 2007-01-17 Anatoly Sokolov <aesok@post.ru>
28230 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
28231 (AVR_ENHANCED): Rename to ...
28232 (AVR_HAVE_MUL): ... new.
28233 (avr_enhanced_p): Rename to ...
28234 (avr_have_mul_p): ... new.
28235 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
28236 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
28237 * config/avr/avr.c (avr_enhanced_p): Rename to ...
28238 (avr_have_mul_p): ... new.
28239 (base_arch_s): Rename 'enhanced' to 'have_mul'.
28240 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
28241 'avr_enhanced_p' and 'enhanced'.
28242 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
28243 AVR_HAVE_MUL instead of AVR_ENHANCED.
28244 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
28245 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
28246 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
28247 instead of AVR_ENHANCED.
28248 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
28249 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
28250 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
28252 2007-01-17 Ian Lance Taylor <iant@google.com>
28254 * vec.h (VEC_reserve_exact): Define.
28255 (vec_gc_p_reserve_exact): Declare.
28256 (vec_gc_o_reserve_exact): Declare.
28257 (vec_heap_p_reserve_exact): Declare.
28258 (vec_heap_o_reserve_exact): Declare.
28259 (VEC_OP (T,A,reserve_exact)): New static inline function, three
28261 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
28262 negative parameter.
28263 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
28264 (VEC_OP (T,A,copy)) [all versions]: Likewise.
28265 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
28266 * vec.c (calculate_allocation): Add exact parameter. Change all
28268 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
28269 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
28270 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
28271 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
28272 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
28273 (vec_heap_p_reserve_exact): New function.
28274 (vec_heap_o_reserve_exact): New function.
28276 2007-01-17 Jan Hubicka <jh@suse.cz>
28278 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
28280 2007-01-17 Eric Christopher <echristo@apple.com>
28282 * config.gcc: Support core2 processor.
28284 2007-01-16 Jan Hubicka <jh@suse.cz>
28286 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
28287 the names, just unlink the chain so we don't crash on dangling
28291 2007-01-16 Jan Hubicka <jh@suse.cz>
28293 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
28294 * tree-pass.h: Reorder to make IPA passes appear toegher.
28295 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
28297 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
28298 parameters, do not call early inliner.
28299 * ipa-inline.c: Update comments. Include tree-flow.h
28300 (cgraph_decide_inlining): Do not compute inlining parameters.
28301 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
28302 be called with function context set up.
28303 (pass_ipa_inline): Remove unreachable functions before pass.
28304 (cgraph_early_inlining): Simplify assuming to be called from the
28306 (pass_early_inline): New pass.
28307 (cgraph_gate_ipa_early_inlining): New gate.
28308 (pass_ipa_early_inline): Turn into simple wrapper.
28309 (compute_inline_parameters): New function.
28310 (gate_inline_passes): New gate.
28311 (pass_inline_parameters): New pass.
28312 (apply_inline): Move here from tree-optimize.c
28313 (pass_apply_inline): New pass.
28314 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
28316 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
28317 doing them by hand.
28318 (tree_function_versioning): Do not allocate dummy struct function.
28319 * tree-inline.h (optimize_inline_calls): Update prototype.
28320 * tree-optimize.c (execute_fixup_cfg): Export.
28321 (pass_fixup_cfg): Remove
28322 (tree_rest_of_compilation): Do not apply inlines.
28323 * tree-flow.h (execute_fixup_cfg): Declare.
28324 * Makefile.in (gt-passes.c): New.
28325 * passes.c: Include gt-passes.h
28326 (init_optimization_passes): New passes.
28327 (nnodes, order): New static vars.
28328 (do_per_function_toporder): New function.
28329 (execute_one_pass): Dump current pass here.
28330 (execute_ipa_pass_list): Don't dump current pass here.
28332 2007-01-16 Janis Johnson <janis187@us.ibm.com>
28334 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
28335 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
28337 2007-01-16 David Edelsohn <edelsohn@gnu.org>
28339 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
28340 (strong_alias): Define.
28341 (__gcc_qmul): Provide non-FMA for soft-float.
28342 (__gcc_qdiv): Same.
28347 (__gcc_qunord): New.
28357 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
28358 soft-float functions.
28359 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
28360 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
28361 about long double soft float.
28363 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
28364 Tehila Meyzels <tehila@il.ibm.com>
28366 * tree-vectorizer.h (is_pattern_stmt_p): New.
28367 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
28368 formatting (tabs instead of spaces). Cleanup and clarify setting
28369 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
28370 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
28371 (vectorizable_type_demotion): Check that types are integral.
28372 (vectorizable_type_promotion): Likewise.
28373 (vectorizable_store): Fix typo. Eliminate new-line at end of
28376 2007-01-16 Jan Hubicka <jh@suse.cz>
28378 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
28381 2007-01-15 Eric Christopher <echristo@apple.com>
28383 * ifcvt.c: Include vec.h, vecprim.h.
28384 (check_cond_move_block): New argument regs.
28385 Reorganize. Add registers used to regs.
28386 (cond_move_process_if_block): Use regs set above as
28389 2007-01-15 Eric Christopher <echristo@apple.com>
28391 * config/darwin.h: Update copyright.
28392 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
28393 (LINK_COMMAND_SPEC): Add -u.
28394 (LINK_SPEC): Fix umbrella for above.
28396 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
28398 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
28401 2007-01-15 Tom Tromey <tromey@redhat.com>
28403 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
28404 * doc/install.texi (Testing): Don't mention jacks.
28405 (Configuration): Document --enable-java-maintainer-mode. Move
28406 --with-java-home to libgcj-specific section. Document
28408 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
28410 2007-01-15 Jan Hubicka <jh@suse.cz>
28412 * tree-ssa-dce.c (DCE_TODOs): New.
28413 (propagate_necessity): Return if something changed.
28414 (eliminate_unnecessary_stmts): Likewise.
28415 (perform_tree_ssa_dce): Return TODO flags when needed.
28416 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
28418 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
28420 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
28421 (fyl2x_extend<mode>xf3_i387): New insn pattern.
28422 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
28423 patterns using X87MODEF12 mode macro. Extend operand 1
28424 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
28425 (log10<mode>2): Ditto.
28426 (log2<mode>2): Ditto.
28427 (log1p<mode>2): Ditto.
28428 (logb<mode>2): Ditto.
28429 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
28430 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
28431 (*fxtractxf3_i387): Rename from *fxtractxf3.
28432 (fxtract_extend<mode>xf3_i387): New insn pattern.
28433 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
28434 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
28435 and gen_fyl2xxf3_i387().
28437 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
28439 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
28440 * cfgloopmanip.c (fix_loop_placement): Made static. Use
28441 get_loop_exit_edges. Changed return type to bool.
28442 * cfgloop.h (fix_loop_placement): Declaration removed.
28444 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
28446 * param.h (MIN_VECT_LOOP_BOUND): New.
28447 * params.def (MIN_VECT_LOOP_BOUND): New.
28448 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
28449 argument - minimum threshold for number of iterations.
28450 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
28451 argument to declaration.
28452 * tree-vect-analyze.c (vect_analyze_operations): Check value of
28453 MIN_VECT_LOOP_BOUND.
28454 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
28455 slpeel_tree_peel_loop_to_edge with additional argument.
28456 (vect_do_peeling_for_alignment): Likewise.
28457 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
28459 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
28462 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
28463 operands of size 1.
28465 2007-01-14 Jan Hubicka <jh@suse.cz>
28467 * tree-dfa.c (remove_referenced_var): New function.
28468 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
28469 prune referenced vars list too.
28470 * tree-flow.h (remove_referenced_var): Declare.
28472 2007-01-14 Jan Hubicka <jh@suse.cz>
28474 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
28476 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
28477 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
28478 * except.h (verify_eh_throw_table_statements): Kill prototype.
28479 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
28480 into call exrepssions.
28481 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
28483 * tree-cfg.c: Include pointer-set.h.
28484 (verify_node_sharing): Work on pointer set.
28485 (verify_eh_throw_stmt_node): New.
28486 (verify_stmts): Use pointers sets, verify throw_stmt.
28488 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
28490 * ipa-reference.c (analyze_function): Consider also addresses taken
28493 2007-01-12 Roger Sayle <roger@eyesopen.com>
28495 * c-typeck.c (null_pointer_constant_p): Replace use of
28496 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28497 (build_c_cast): Likewise.
28499 2007-01-12 Roger Sayle <roger@eyesopen.com>
28501 * tree.h (force_fit_type_double): Remove unused final argument.
28502 * c-common.c (constant_expression_warning): Replace use of
28503 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28504 (convert_and_check): Likewise.
28505 (shorten_compare): Update call to force_fit_type_double.
28506 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
28507 * convert.c (convert_to_pointer): Update call to
28508 force_fit_type_double.
28509 * fold-const.c (force_fit_type_double): Remove overflowed_const
28511 (int_const_binop, fold_convert_const_int_from_int,
28512 fold_convert_const_int_from_real, fold_div_compare,
28513 fold_sign_changed_comparison, fold_unary, fold_negate_const,
28514 fold_abs_const, fold_not_const): Remove the final argument from
28515 calls to force_fit_type_double.
28517 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
28519 * configure.ac: Set insn to "nop" for spu-*-* also.
28520 * configure: Regenerate.
28522 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
28524 * builtins.def : Add BUILT_IN_FREE.
28526 2007-01-12 Jan Hubicka <jh@suse.cz>
28528 PR tree-optimization/30443
28529 * tree-inline.c (tree_function_versioning): Do not optimize when
28530 cloning for inlining.
28532 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
28534 * doc/loop.texi: Document recording of loop exits.
28535 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
28536 (update_single_exits_after_duplication,
28537 update_single_exit_for_duplicated_loop,
28538 update_single_exit_for_duplicated_loops): Removed.
28539 (duplicate_loop_to_header_edge): Do not call
28540 update_single_exits_after_duplication and
28541 update_single_exit_for_duplicated_loops.
28542 (loop_version): Do not update single_exit information.
28543 (fix_loop_structure): Use record_loop_exits instead of
28544 mark_single_exit_loops.
28545 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
28546 the lists of loop exits.
28547 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
28548 split_edge, merge_blocks): Update the lists of loop exits.
28549 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
28550 loop_optimizer_init.
28551 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
28552 of mark_single_exit_loops.
28553 (loop_optimizer_finalize): Call release_recorded_exits.
28554 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
28555 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
28556 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
28557 update single exit information.
28558 * lambda-code.c (perfect_nestify): Ditto.
28559 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
28560 (mark_single_exit_loops): Removed.
28561 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
28562 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
28563 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
28565 (get_loop_exit_edges, single_exit): Use recorded exit lists.
28566 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
28567 (verify_loop_structure): Verify consistency of the exit lists.
28568 (flow_loops_find): Use alloc_loop. Initialize exits hash.
28569 (set_single_exit): Removed.
28570 * cfgloop.h (struct loop_exit): New function.
28571 (struct loop): single_exit_ field replaced by exits field.
28572 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
28573 LOOPS_HAVE_RECORDED_EXITS.
28574 (struct loops): Added exits hash.
28575 (mark_single_exit_loops, set_single_exit): Declaration removed.
28576 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
28578 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28580 * doc/invoke.texi: Avoid use of @headitem.
28582 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28584 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
28586 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28588 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
28591 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28592 Richard Sandiford <richard@codesourcery.com>
28594 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
28595 * config/m68k/m68k.opt: Resort options.
28596 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
28598 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28599 Richard Sandiford <richard@codesourcery.com>
28601 * doc/invoke.texi: Document the macros that are defined by
28602 m68k's -mtune and -mhard-float options.
28603 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
28604 (m68k_cpp_cpu_family): Likewise.
28605 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
28606 of __ucfv*__ macros. Define __mcffpu__ if generating code for
28607 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
28608 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
28609 (m68k_cpp_cpu_family): Likewise.
28611 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28613 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
28614 macros besides mc68000 as tuning macros. Use a switch statement
28615 to set them and mcpu32.
28617 2007-01-12 Julian Brown <julian@codesourcery.com>
28619 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
28620 (TARGET_68040_ONLY): Rename to...
28621 (TARGET_68040): ...this.
28622 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
28623 * config/m68k/m68k.md: Likewise.
28625 2007-01-12 Julian Brown <julian@codesourcery.com>
28626 Nathan Sidwell <nathan@codesourcery.com>
28627 Richard Sandiford <richard@codesourcery.com>
28629 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
28630 the -mcpu= argument associated with the --with-cpu setting.
28631 Define M68K_DEFAULT_TUNE to the default -mtune= option,
28632 if different from the one implied by the -mcpu setting.
28633 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
28634 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
28635 * doc/invoke.texi: Mention ColdFire in the introduction to the
28636 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
28637 -mno-div and -mhard-float options. Make -m68881 a synonym for
28638 -mhard-float. Document the previously-undocumented -m5206e,
28639 -m528x, -m5307 and -m5407 options. Tweak the existing option
28640 documentation for consistency.
28641 * doc/install.texi: Mention new --with-cpu arguments.
28642 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
28643 default CPU if neither -mcpu nor -march are specified.
28644 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
28645 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
28646 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
28647 using m68k_tune to decide between families that implement the
28648 same ISA. Use m68k_tune to set __mcfv4e__.
28649 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
28650 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
28651 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
28652 (FL_ISA_C, FL_ISA_MMU): New macros.
28653 (MASK_COLDFIRE): Delete.
28654 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
28655 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
28656 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
28657 (TARGET_HARD_FLOAT): Do not define here.
28658 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
28659 (TUNE_68000): New macro.
28660 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
28661 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
28662 (TUNE_CFV2): Redefine in terms of m68k_tune.
28663 (uarch_type, target_device, fpu_type): New enums.
28664 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
28665 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
28666 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
28667 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
28668 (FL_FOR_isa_c): New macros.
28669 (m68k_isa): New enum.
28670 (m68k_target_selection): New structure.
28671 (all_devices, all_isas, all_microarchs): New tables.
28672 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
28673 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
28674 (MASK_ALL_CPU_BITS): Delete.
28675 (m68k_find_selection): New function.
28676 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
28677 Map the legacy target options to a combination of the new ones.
28678 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
28679 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
28680 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
28682 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
28683 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
28685 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
28686 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
28687 * config/m68k/m68k-devices.def: New file.
28689 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28690 Nathan Sidwell <nathan@codesourcery.com>
28692 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
28693 (SUBTARGET_EXTRA_SPECS): New macros.
28694 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
28695 use %(asm_cpu_spec) instead.
28696 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
28697 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
28698 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
28699 (EXTRA_SPECS): Rename to...
28700 (SUBTARGET_EXTRA_SPECS): ...this.
28702 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28703 Richard Sandiford <richard@codesourcery.com>
28704 Julian Brown <julian@codesourcery.com>
28706 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28707 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
28708 to the configuration's default CPU.
28709 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
28710 Remove default masks.
28711 (m680[012]0-*-*): Set the default with_cpu to the first part of
28713 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
28714 (m68k*-*-linux): Extend the --with-cpu handling to...
28715 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
28716 and m68010. Don't set target_cpu_default2.
28717 * doc/install.texi: Document --with-cpu for m68k.
28718 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
28719 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
28720 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
28721 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
28722 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
28723 (ASM_SPEC): Remove use of %(asm_cpu_default).
28724 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
28725 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
28726 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
28727 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
28728 __HAVE_FPU__ if TARGET_HARD_FLOAT.
28729 (TARGET_DEFAULT): Delete.
28730 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
28731 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
28732 (CPP_CPU_SPEC): Delete.
28733 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
28734 the appropriate string.
28735 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
28736 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
28737 (ASM_SPEC): Don't use %(asm_default_spec).
28738 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
28739 TARGET_DEFAULT and add MASK_68881.
28740 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
28742 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28744 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
28745 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
28746 MASK_68010 alongside MASK_68020.
28747 * doc/invoke.texi: Document -m68010.
28748 * config/m68k/m68k.opt (m68010): New.
28749 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
28751 (TUNE_68010): New macro.
28752 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
28753 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
28754 (M68K_CPU_m68332): Add MASK_68010.
28755 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
28756 fallback definition.
28757 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
28759 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
28760 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
28761 to all entries that use MASK_68020.
28762 (output_move_simode_const, output_move_himode, output_move_qimode)
28763 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
28764 instead of TARGET_68020 to select clr behavior. Remove comment
28765 about there being no TARGET_68010.
28766 * config/m68k/m68k.md: Likewise throughout.
28768 2007-01-12 Julian Brown <julian@codesourcery.com>
28770 * config/m68k/m68k.h (TARGET_ISAB): New macro.
28771 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
28772 * config/m68k/m68k.md: Likewise.
28774 2007-01-12 Julian Brown <julian@codesourcery.com>
28776 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
28777 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
28779 2007-01-12 Julian Brown <julian@codesourcery.com>
28781 * config/m68k/m68k.h (TUNE_68040_60): New macro.
28782 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
28783 * config/m68k/m68k.md: Likewise.
28785 2007-01-12 Julian Brown <julian@codesourcery.com>
28786 Richard Sandiford <richard@codesourcery.com>
28788 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
28789 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
28790 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
28792 (TARGET_CPU32): Rename to...
28793 (TUNE_CPU32): ...this.
28794 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
28795 (TUNE_CFV2): New macros.
28796 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
28797 remove conditions that are implied by TARGET_68020.
28798 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
28799 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
28800 (m68k_output_function_epilogue): Likewise.
28801 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
28802 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
28803 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
28804 non-68000 timings. Refactor multiplication and division costs.
28805 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
28806 TUNE_CPU32 instead of TARGET_CPU32.
28807 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
28808 and TUNE_68060 instead of TARGET_68060.
28809 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
28810 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
28812 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
28813 && !TARGET_COLDFIRE" to choose between moveq and clr.
28814 Likewise in the unnamed movsf pattern.
28815 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
28816 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
28819 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28821 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
28822 of tabbing before backslashes.
28824 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28826 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
28827 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
28828 (ASM_OUTPUT_INTERNAL_LABEL): Define.
28830 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28832 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
28833 find_interesting_uses_cond.
28834 (find_interesting_uses_cond): Use extract_cond_operands.
28835 (rewrite_use_compare): Use extract_cond_operands and
28836 force_gimple_operand_bsi. Do not call update_stmt.
28837 (determine_use_iv_cost_condition): Use extract_cond_operands.
28838 Return cheaper of using original bound and changing the exit bound.
28840 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28842 PR tree-optimization/29516
28843 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
28844 most_expensive_mult_to_index, addr_to_parts,
28845 create_mem_ref, maybe_fold_tmr): Make the type of
28846 fields of TARGET_MEM_REF sizetype.
28847 (move_fixed_address_to_symbol, move_pointer_to_base):
28849 * tree.def (TARGET_MEM_REF): Add comment on types of
28852 2007-01-11 Joseph Myers <joseph@codesourcery.com>
28854 * c-common.c (vector_types_convertible_p): Treat opaque types as
28855 always convertible if they have the same size, but not otherwise.
28857 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
28859 * ifcvt.c (struct noce_if_info): Add comments to the fields.
28860 Remove the b_unconditional field.
28861 (noce_try_sign_mask): Do not look at b_unconditional.
28862 (noce_process_if_block): Do not use merge_if_blocks. Update
28863 the CFG here. Do not set b_unconditional.
28864 (cond_move_process_if_block): Likewise.
28865 (find_cond_trap): Likewise.
28866 (check_cond_move_block): Require simple jump insns at the end
28867 of the basic block.
28869 2007-01-11 Jan Hubicka <jh@suse.cz>
28871 PR tree-optimization/1046
28872 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
28873 when alias info is not ready.
28874 (pass_tail_recursion): Do not require aliasing.
28875 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
28876 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
28877 * tree-ssa-copy.c (pass_copy_prop): Likewise.
28878 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
28879 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
28880 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
28881 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
28883 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
28884 When aliasing is not build, mark statement as volatile.
28886 2007-01-11 Tom Tromey <tromey@redhat.com>
28888 PR preprocessor/15185, PR preprocessor/20989:
28889 * doc/cppopts.texi <-MT>: Update description of algorithm for
28890 computing default target.
28891 <-M, -MD>: Reword "basename" text.
28893 2007-01-11 Roger Sayle <roger@eyesopen.com>
28895 * builtins.c (expand_builtin_pow, expand_builtin_powi,
28896 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
28897 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
28898 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
28899 fold_builtin_bswap, real_constp, fold_builtin_pow,
28900 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
28901 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
28902 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28903 * convert.c (convert_to_pointer): Likewise.
28904 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
28905 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
28906 const_binop, fold_convert_const_int_from_int,
28907 fold_convert_const_int_from_real,
28908 fold_convert_const_real_from_real, sign_bit_p,
28909 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
28910 fold_sign_changed_comparison, fold_unary, fold_comparison,
28911 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
28912 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
28913 * print-tree.c (print_node_brief, print_node): Likewise.
28914 * stor-layout.c (place_field, layout_type): Likewise.
28915 * tree-chrec.c (keep_cast): Likewise.
28916 * tree.c (build_vector, build_real, build_real_from_int_cst,
28917 build_complex): Likewise.
28919 2007-01-11 Roger Sayle <roger@eyesopen.com>
28921 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
28922 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
28924 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
28926 * configure.ac (strict1_warn): Rename to strict_warn.
28927 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
28928 cc_set_by_configure, quoted_cc_set_by_configure,
28929 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
28930 all_boot_languages, all_stagestuff): Remove.
28931 (target_list): Remove bootstrap targets.
28932 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
28933 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
28934 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
28935 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
28936 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
28937 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
28938 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
28939 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
28940 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
28941 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
28942 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
28943 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
28944 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
28945 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
28946 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
28947 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
28948 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
28949 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
28950 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
28951 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
28952 (mostlyclean): Adjust.
28953 (clean, distclean): Don't mention bootstrap stuff.
28954 * configure: Regenerate.
28955 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
28956 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
28957 treelang/config-lang.in (stagestuff): Remove.
28958 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
28959 stageprofile, stagefeedback, stagestuff): Remove mention.
28961 2007-01-11 Nick Clifton <nickc@redhat.com>
28963 * config/mcore/predicates.md (mcore_general_movesrc_operand):
28965 (mcore_general_movdst_operand): Do not accept CONST_INTs.
28966 (mcore_arith_K_S_operand): Run the test for the S constraint not
28967 the test for the M constraint.
28968 (mcore_addsub_operand): Do not accept integer values that are
28969 larger than 32 bits.
28970 * config/mcore/mcore.md: Remove unused constraints from split.
28971 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
28972 (addsi3): Likewise.
28973 (allocate_stack): Likewise.
28974 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
28975 operands to 32 bits.
28976 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
28978 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
28979 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
28980 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
28981 mcore_output_bclri, mcore_output_andn, output_inline_const,
28982 mcore_output_move, mcore_output_movedouble): Likewise.
28983 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
28984 (output_inline_const): Likewise.
28985 (output_inline_const): Fix format strings used in sprintf
28987 * config/mcore/mcore-protos.h: Update prototypes for changed
28988 functions in mcore.c.
28989 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
28990 HOST_WIDE_INT and not int.
28991 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
28992 CONST_OK_FOR_N): Likewise.
28993 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
28994 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
28997 2007-01-10 Jan Hubicka <jh@suse.cz>
28999 * tree-vrp.c (remove_range_assertions): Release defs.
29000 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
29001 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
29003 2007-01-10 Paul Brook <paul@codesourcery.com>
29005 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
29006 * config/arm/arm.md (mulsi3subsi): New insn.
29008 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
29010 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
29011 (tree_transform_and_unroll_loop): New.
29012 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
29015 2007-01-10 Robert Kennedy <jimbob@google.com>
29017 * fold-const.c (fold_comparison): Fold comparisons like (x *
29018 1000 < 0) to (x < 0).
29020 2007-01-10 Ian Lance Taylor <iant@google.com>
29022 * tree-pretty-print.c (dump_generic_node): Print parentheses when
29023 operands have the same priority.
29025 2007-01-10 Tom Tromey <tromey@redhat.com>
29027 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
29028 (fold_binary): Likewise.
29029 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
29030 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
29031 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
29032 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
29033 * langhooks.h (struct lang_hooks): Removed field
29034 'can_use_bit_fields_p'.
29036 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
29038 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
29040 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
29042 * function.c (get_last_funcdef_no): New function.
29043 * function.h (get_last_funcdef_no): Declare.
29044 * tree-inline.c (initialize_cfun): Add initialization.
29045 (tree_function_versioning): Cleanup.
29047 2007-01-10 Jan Hubicka <jh@suse.cz>
29049 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
29052 2007-01-10 Sa Liu <saliu@de.ibm.com>
29053 Ben Elliston <bje@au.ibm.com>
29055 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
29056 for SAVE_NONLOCAL and Pmode for any other save level.
29057 * spu-protos.h (spu_restore_stack_block): Declare.
29058 * spu.md (save_stack_block): Remove.
29059 (restore_stack_block): Call spu_restore_stack_block.
29060 * spu.c (spu_restore_stack_block): New function.
29061 (spu_expand_epilogue): Remove old comment.
29063 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
29065 PR tree-optimization/30322
29066 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
29067 (cand_value_at): Return the value as aff_tree.
29068 (may_eliminate_iv): Convert the bound from aff_tree to tree.
29069 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
29070 aff_combination_mult): New functions.
29071 (aff_combination_add): Use aff_combination_add_cst.
29072 (aff_combination_convert): Allow conversions to a wider type.
29073 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
29074 * tree-affine.h (aff_combination_mult): Declare.
29076 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
29078 * doc/tm.texi: Update documentation to reflect reality of exec
29079 and start file search behaviours. Update copyright year.
29080 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
29081 header file directories.
29083 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
29085 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
29086 (*cosxf2): Rename to cosxf2_i387.
29087 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
29088 using X87MODEF12 mode macro. Rename patterns to
29089 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
29091 (*cosdf2, *cossf2): Ditto.
29092 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
29093 to match extended input operands.
29094 (sincos<mode>3): New expander.
29095 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
29096 insn patterns and corresponding splitters.
29098 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
29100 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
29101 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
29103 2007-01-09 Nicolas Pitre <nico@cam.org>
29106 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
29108 2007-01-08 Geoffrey Keating <geoffk@apple.com>
29110 * target.h (struct gcc_target): New field library_rtti_comdat.
29111 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
29112 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
29113 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
29114 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
29116 2007-01-08 Geoffrey Keating <geoffk@apple.com>
29118 * doc/invoke.texi (Optimize Options): Correct description of -O0.
29120 2007-01-08 Richard Guenther <rguenther@suse.de>
29122 * tree.h (force_fit_type_double): Export.
29123 (force_fit_type): Remove.
29124 * fold-const.c (force_fit_type_double): New function.
29125 (force_fit_type): Remove.
29126 (int_const_binop): Use it.
29127 (fold_convert_const_int_from_int): Likewise.
29128 (fold_convert_const_int_from_real): Likewise.
29129 (fold_div_compare): Likewise.
29130 (fold_sign_changed_comparison): Likewise.
29131 (fold_unary): Likewise.
29132 (fold_negate_const): Likewise.
29133 (fold_abs_const): Likewise.
29134 (fold_not_const): Likewise.
29135 * c-common.c (shorten_compare): Use force_fit_type_double.
29136 * convert.c (convert_to_pointer): Likewise.
29138 2007-01-08 Richard Guenther <rguenther@suse.de>
29140 * tree.h (build_int_cst_wide_type): Export.
29141 * tree.c (build_int_cst_wide_type): New function.
29142 (build_int_cst_wide): Fix comment.
29143 * builtins.c (fold_builtin_object_size): Use build_int_cst
29144 to build -1 or 0 of the correct type. Use fit_double_type
29145 to check for overflow.
29146 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
29148 (decode_field_reference): Likewise.
29149 (all_ones_mask_p): Likewise.
29150 (native_interpret_int): Use build_int_cst_wide_type.
29151 (fold_binary): Use build_int_cst_type to build an all-ones
29153 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
29155 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
29157 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
29159 2007-01-09 Ben Elliston <bje@au.ibm.com>
29161 * genautomata.c (STATS_OPTION): New option.
29162 (stats_flag): New flag.
29163 (gen_automata_option): Handle it.
29164 (initiate_automaton_gen): Ditto.
29165 (write_automata): Output statistics only if stats_flag is
29166 set. Likewise, output time statistics only if time_flag is set.
29167 * doc/md.texi (Processor pipeline description): Document new flag.
29169 2007-01-08 Richard Guenther <rguenther@suse.de>
29171 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
29172 * tree.c (build_int_cst_type): Likewise.
29173 (size_in_bytes): Don't call force_fit_type on the result.
29174 (int_fits_type_p): Use fit_double_type.
29175 * fold-const.c (fit_double_type): New function.
29176 (force_fit_type): Use it.
29177 * tree.h (fit_double_type): Export.
29179 2007-01-08 Jan Hubicka <jh@suse.cz>
29181 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
29182 * ipa.c (function_and_variable_visibility): Fix return type.
29184 2007-01-08 Richard Guenther <rguenther@suse.de>
29186 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
29187 of offset to build the index.
29188 * tree-pretty-print.c (dump_generic_node): Don't build negated
29189 const just for printing.
29190 * c-pretty-print.c (pp_c_integer_constant): Likewise.
29191 * builtins.c (fold_builtin_int_roundingfn): Check if result
29192 fits the type by using force_fit_type and comparing the result.
29193 * predict.c (predict_loops): Use compare_tree_int for comparison.
29194 * tree.c (build_int_cst): Fall back to integer_type_node for
29196 (build_int_cst_wide): Assert type is non-null.
29198 2007-01-08 Roberto Costa <roberto.costa@st.com>
29200 * tree-vrp.c (extract_range_from_cond_expr): New.
29201 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
29202 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
29204 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
29205 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
29206 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
29207 used as expressions.
29208 * tree-object-size.c (cond_expr_object_size): New.
29209 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
29211 2007-01-08 Jan Hubicka <jh@suse.cz>
29213 * tree-ssa-forwprop.c (forward_propagate_into_cond,
29214 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
29217 2007-01-08 Richard Guenther <rguenther@suse.de>
29219 PR tree-optimization/23603
29220 * tree-vrp.c (set_value_range_to_truthvalue): New function.
29221 (extract_range_from_binary): Fall back to truthvalue instead of
29222 varying for TRUTH_*_EXPR.
29223 (extract_range_from_comparison): Fall back to truthvalue instead of
29225 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
29226 if all visited PHI values were constant.
29228 2007-01-08 Jan Hubicka <jh@suse.cz>
29230 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
29231 (cgraph_analyze_function): break out from ...
29232 (cgraph_finalize_compilation_unit): ... here.
29233 (cgraph_expand_function): Remove forgoten commented out line.
29234 (cgraph_optimize): Analyze functions.
29236 2007-01-08 Jan Hubicka <jh@suse.cz>
29238 * tree-pas.h (TODO_remove_function): New flag.
29239 (TODO_update*): Renumber.
29240 (pass_ipa_increase_alignment,
29241 pass_ipa_function_and_variable_visibility): New passes.
29242 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
29243 (cgraph_function_and_variable_visibility): Move to ipa.c
29244 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
29245 cgraph_increase_alignment.
29246 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
29247 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
29248 calling tree-inline.
29249 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
29250 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
29251 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
29252 (gate_increase_alignment): New function.
29253 (pass_ipa_increase_alignment): New pass.
29254 * ipa.c: Inline tree-pass.h and timevar.h
29255 (function_and_variable_visibility): Move here from cgraphunit.c
29256 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
29257 * passes.c (init_optimization_passes): Add the two new passes.
29258 (execute_todo): Handle cgraph_remove_functions.
29260 2007-01-08 Nick Clifton <nickc@redhat.com>
29262 * config/frv/predicates.md (reg_or_0_operand): Accept
29265 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
29267 * config/bfin/rtems.h, config/bfin/t-rtems: New.
29268 * config.gcc: Add bfin*-rtems*.
29270 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
29272 * c.opt: Add -flax-vector-conversions.
29273 * c-typeck.c (convert_for_assignment): Pass flag to
29274 vector_types_convertible_p to allow emission of note.
29275 (digest_init): Likewise.
29276 * c-opts.c: Handle -flax-vector-conversions.
29277 * c-common.c (flag_lax_vector_conversions): New.
29278 (vector_types_convertible_p): Unless -flax-vector conversions
29279 has been passed, disallow conversions between vectors with
29280 differing numbers of subparts and/or element types. If such
29281 a conversion is disallowed, possibly emit a note on the first
29282 occasion only to inform the user of -flax-vector-conversions.
29283 The new last argument specifies this.
29284 * c-common.h (flag_lax_vector_conversions): New.
29285 (vector_types_convertible_p): Add extra argument.
29286 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
29287 char_type_node for V*QI type vectors.
29288 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
29289 Update to satisfy new typechecking rules.
29290 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
29291 C and C++ variants.
29292 * doc/invoke.texi (C Dialect Options): Document
29293 -flax-vector-conversions.
29295 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
29297 PR tree-optimization/29877
29298 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
29299 a register variable on the RHS to not be replaceable.
29301 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
29302 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
29303 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
29304 const_simm15, const_pow2, const_npow2): Added.
29305 * config/score/misc.md (insv, extv, extzv, movmemsi,
29306 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
29307 * config/score/score.c (score_address_cost, score_select_cc_mode):
29309 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
29310 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
29311 Update score_print_operand.
29312 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
29313 Adjust register allocate order and update some macro define.
29314 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
29315 mdx_block_move_straight, mdx_block_move_loop_head,
29316 mdx_block_move_loop_body, mdx_block_move_loop_foot,
29317 mdx_block_move_loop, mdx_block_move): Added.
29318 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
29319 mdp_limm): Updated and fix some bug and typo.
29320 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
29321 (movsf, movdf, doloop_end): Added.
29323 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
29325 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
29326 config/arm/thumb2.md: Fix comment typos.
29327 * doc/extend.texi: Fix a typo.
29329 2007-01-07 Eric Christopher <echristo@apple.com>
29331 * configure.ac: Check for __stack_chk_fail for darwin.
29332 * configure: Regenerate.
29334 2007-01-07 Richard Guenther <rguenther@suse.de>
29336 * tree-vrp.c (extract_range_from_assert): CSE calls to
29337 compare_values where possible.
29338 (extract_range_from_unary_expr): Likewise.
29340 2007-01-07 Anatoly Sokolov <aesok@post.ru>
29342 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
29343 * config/avr/avr.c (call_insn_operand): Delete function.
29344 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
29345 instead of register number. Use predicates.
29346 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
29347 call_insn_operand): Add.
29349 2007-01-06 Jan Hubicka <jh@suse.cz>
29351 * tree-pass.h (pass_build_cgraph_edges): Declare.
29352 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
29353 (visited_nodes): Remove.
29354 (cgraph_create_edges): Move to cgraphbuild.c; rename to
29355 build_cgrpah_edges; make visited_nodes local.
29356 (cgraph_process_new_functions): DO not call initialize_inline_failed.
29357 (record_references_in_initializer): Move to cgraphbuild.c
29358 (initialize_inline_failed, rebuild_cgraph_edges,
29359 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
29360 (verify_cgraph_node): Make visited_nodes local.
29361 (cgraph_analyze_function): Do not call cgraph_create_edges and
29362 initialize_inline_failed.
29363 (cgraph_expand_function): Do not call cgraph_lower_function;
29364 assert that function is already lowered.
29365 * Makefile.in (cgraphbuild.o): New.
29366 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
29367 at the end of lowering passes.
29369 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
29371 * ifcvt.c (cond_move_convert_if_block): New function, code
29372 factored out from...
29373 (cond_move_process_if_block): ...here. Call the new function
29374 on the THEN and ELSE blocks.
29375 (merge_if_block): Do not copy global_live_at_end, merge_blocks
29376 already takes care of this.
29378 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29381 * tree.h (TREE_OVERFLOW_P): New.
29382 * c-typeck.c (parser_build_unary_op): Warn only if result
29383 overflowed and operands did not.
29384 (parser_build_binary_op): Likewise.
29385 (convert_for_assignment): Remove redundant overflow_warning.
29386 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
29388 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29390 * c-typeck.c (store_init_value): Split over two lines to follow
29391 the GNU coding style.
29393 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
29395 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
29396 __GXX_EXPERIMENTAL_CXX0X__.
29397 * doc/cpp.texi: Same.
29399 2007-01-05 Richard Guenther <rguenther@suse.de>
29401 PR middle-end/27826
29402 * tree.c (get_narrower): Do not construct COMPONENT_REFs
29403 with mismatched types. Instead explicitly build a
29404 conversion NOP_EXPR.
29406 2007-01-05 Ian Lance Taylor <iant@google.com>
29408 * c-common.c (decl_with_nonnull_addr_p): New function.
29409 (c_common_truthvalue_conversion): Call it.
29410 * c-typeck.c (build_binary_op): Likewise.
29411 * c-common.h (decl_with_nonnull_addr_p): Declare.
29413 2007-01-05 Jakub Jelinek <jakub@redhat.com>
29416 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
29419 2007-01-05 Joel Brobecker <brobecker@adacore.com>
29421 * doc/install.texi (Final install): Document the fact that
29422 the GNAT runtime should not be stripped.
29424 2007-01-04 Jan Hubicka <jh@suse.cz>
29426 * tree-inline.c (fold_marked_statements): Update operand caches
29427 and EH after folding
29429 2007-01-04 Ian Lance Taylor <iant@google.com>
29431 * c-common.c (check_function_nonnull): Whitespace fix.
29433 2007-01-04 Jan Hubicka <jh@suse.cz>
29435 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
29436 comitted older version of patch.
29437 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
29438 function, celanup cfg and collect garbage.
29440 2007-01-04 Mike Stump <mrs@apple.com>
29442 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
29445 2007-01-04 Eric Christopher <echristo@apple.com>
29447 * libgcc2.c (__bswapsi2): Use SItype.
29448 (__bswapdi2): Use DItype.
29449 * libgcc2.h: Update for above.
29451 2007-01-04 Paul Brook <paul@codesourcery.com>
29453 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
29454 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
29455 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
29456 umulsidi3, umulsidi3adddi, smulsi3_highpart,
29457 umulsi3_highpart): Make conditional on !arm_arch6.
29458 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
29459 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
29460 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
29461 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
29462 umulsi3_highpart_v6): New insns.
29464 2007-01-04 Roger Sayle <roger@eyesopen.com>
29466 * fold-const.c (fold_convert): When casting an expression to void,
29467 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
29468 have a type. Instead of attempting to build a NOP_EXPR, return
29469 these "special" trees directly.
29471 2007-01-04 Joseph Myers <joseph@codesourcery.com>
29473 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
29474 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
29475 rs6000_cost->fp not 0 as adjustment for outer NEG.
29477 2007-01-04 Jan Hubicka <jh@suse.cz>
29479 * cgraph.c (cgraph_release_function_body): New function.
29480 (cgraph_remove_node): Use it.
29481 * cgraph.h (cgraph_release_function_body): Declare.
29482 * cgraphunit.c (cgraph_expand_function): Use it.
29483 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
29484 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
29485 is initialized and while compilation of other function is running.
29486 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
29487 statement CFG annotations from here to ...
29488 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
29490 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
29492 * cfgloop.h (enum li_flags): Make the constants powers of two.
29494 2007-01-04 Jan Hubicka <jh@suse.cz>
29496 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
29498 (fold_marked_statements): New function.
29499 (optimize_inline_calls, tree_function_versioning): Fold new statements.
29500 * tree-inline.h (copy_body_data): Add statements_to_fold.
29502 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
29504 * config.gcc: Mention libgcc/config.host.
29505 * Makefile.in: Update comments mentioning libgcc.
29506 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
29507 (all.cross, start.encap, rest.encap, rest.cross): Update
29508 dependencies for libgcc move.
29509 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
29510 (clean-target, clean-target-libgcc): Delete.
29511 (srcdirify, GCC_EXTRA_PARTS): New macros.
29512 (libgcc-support, libgcc.mvars): New rules.
29513 (distclean): Remove mention of mklibgcc.
29514 (install): Don't reference INSTALL_LIBGCC.
29515 (install-common): Don't reference EXTRA_PARTS.
29516 (install-libgcc, install-multilib): Delete rules.
29517 * mklibgcc.in: Delete file.
29518 * doc/configfiles.texi: Don't mention mklibgcc.
29520 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
29521 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
29522 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
29523 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
29524 (mklibgcc, ldblspecs): Likewise.
29526 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
29527 (posixpre.def): Use $(T).
29528 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
29529 (SHLIB_SRC, SHLIB_INSTALL): Delete.
29530 (SHLIB_LINK): Make dummy.
29531 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
29533 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
29535 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
29536 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
29537 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
29538 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
29540 * configure.ac (all_outputs): Remove mklibgcc.
29541 * configure: Regenerated.
29543 2007-01-03 Josh Conner <jconner@apple.com>
29545 PR middle-end/29683
29546 * calls.c (compute_argument_addresses): Set stack and stack_slot
29547 for partial args, too.
29548 (store_one_arg): Use locate.size.constant for the size when
29549 generating a save_area.
29551 2007-01-03 Robert Kennedy <jimbob@google.com>
29553 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
29554 whose definitions are deleted due to basic block merging.
29556 2007-01-03 Paul Brook <paul@codesourcery.com>
29559 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
29561 (use_return_insn): Return 0 for Thumb interrupt functions.
29562 (print_multi_reg): Add rfe argument for IRQ returns.
29563 (arm_output_epilogue): Pop interrupt return address directly into PC.
29564 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
29566 2007-01-03 Paul Brook <paul@codesourcery.com>
29568 Merge from sourcerygxx-4_1.
29569 * config/arm/thumb2.md: New file.
29570 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
29572 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
29573 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29574 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
29575 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
29577 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29578 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
29580 * config/arm/ieee754-sf.S: Ditto.
29581 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
29582 (thumb1_base_register_rtx_p): ... to this.
29583 (thumb_index_register_rtx_p): Rename...
29584 (thumb1_index_register_rtx_p): ... to this.
29585 (thumb_output_function_prologue): Rename...
29586 (thumb1_output_function_prologue): ... to this.
29587 (thumb_legitimate_address_p): Rename...
29588 (thumb1_legitimate_address_p): ... to this.
29589 (thumb_rtx_costs): Rename...
29590 (thumb1_rtx_costs): ... to this.
29591 (thumb_compute_save_reg_mask): Rename...
29592 (thumb1_compute_save_reg_mask): ... to this.
29593 (thumb_final_prescan_insn): Rename...
29594 (thumb1_final_prescan_insn): ... to this.
29595 (thumb_expand_epilogue): Rename...
29596 (thumb1_expand_epilogue): ... to this.
29597 (arm_unwind_emit_stm): Rename...
29598 (arm_unwind_emit_sequence): ... to this.
29599 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
29600 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
29601 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
29602 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
29603 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
29604 thumb2_output_casesi): New functions.
29605 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
29606 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
29607 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
29608 THUMB2_WORK_REGS): Define.
29609 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
29610 arm_condexec_mask, arm_condexec_masklen)): New variables.
29611 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
29612 (arm_override_options): Check new CPU capabilities.
29613 Set new architecture flag variables.
29614 (arm_isr_value): Handle v7m interrupt functions.
29615 (user_return_insn): Return 0 for v7m interrupt functions. Handle
29617 (const_ok_for_arm): Handle Thumb-2 constants.
29618 (arm_gen_constant): Ditto. Use movw when available.
29619 (arm_function_ok_for_sibcall): Return false for v7m interrupt
29621 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
29622 (thumb_find_work_register, arm_load_pic_register,
29623 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
29624 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
29625 print_multi_reg, output_mov_long_double_fpa_from_arm,
29626 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
29627 output_mov_double_fpa_from_arm, output_move_double,
29628 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
29629 output_return_instruction, arm_output_function_prologue,
29630 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
29631 arm_output_mi_thunk, thumb_set_return_address): Ditto.
29632 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
29633 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
29634 (arithmetic_instr, shift_op): Use arm_shift_nmem.
29635 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
29637 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
29638 (thumb_expand_prologue): Use thumb_set_frame_pointer.
29639 (arm_file_start): Output directive for unified syntax.
29640 (arm_unwind_emit_set): Handle stack alignment instruction.
29641 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
29642 Add v6t2, v7, v7a, v7r and v7m.
29643 (RETLDM): Add Thumb-2 code.
29644 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
29645 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
29646 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
29647 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
29648 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
29649 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
29650 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
29651 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
29652 ADJUST_INSN_LENGTH): Define.
29653 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
29654 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
29655 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
29656 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
29657 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
29658 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
29659 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
29660 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
29661 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
29662 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
29663 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
29664 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
29665 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
29666 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
29667 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
29668 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
29669 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
29671 * config/arm/arm-tune.md: Regenerate.
29672 * config/arm/arm-protos.h: Update prototypes.
29673 * config/arm/vfp.md: Enable patterns for Thumb-2.
29674 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
29675 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
29676 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
29677 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
29678 * config/arm/libunwind.S: Add Thumb-2 code.
29679 * config/arm/constraints.md: Update include Thumb-2.
29680 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
29681 * config/arm/ieee754-df.S: Ditto.
29682 * config/arm/bpabi.S: Ditto.
29683 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
29684 * config/arm/predicates.md (low_register_operand,
29685 low_reg_or_int_operand, thumb_16bit_operator): New.
29686 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
29687 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
29688 * config/arm/t-arm-elf: Add armv7 multilib.
29689 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
29691 (UNSPEC_STACK_ALIGN, ce_count): New.
29692 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
29693 arm_zero_extendsidi2, arm_zero_extendqidi2): New
29695 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
29696 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
29697 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
29698 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
29699 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
29700 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
29702 * doc/extend.texi: Document ARMv7-M interrupt functions.
29703 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
29705 2007-01-03 Jakub Jelinek <jakub@redhat.com>
29707 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
29708 (struct _Unwind_Context): Rename args_size to flags, remove
29709 signal_frame field, add a new args_size field and version field.
29710 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
29711 _Unwind_IsExtendedContext): New inline functions.
29712 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
29713 Assume by_value array is only present if _Unwind_IsExtendedContext.
29714 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
29715 _Unwind_IsSignalFrame.
29716 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
29717 (uw_update_context_1): Use _Unwind_SetSignalFrame.
29718 (uw_init_context_1): Initialize context->flags to
29719 EXTENDED_CONTEXT_BIT.
29720 * config/rs6000/linux-unwind.h (frob_update_context): Use
29721 _Unwind_SetSignalFrame.
29723 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29725 PR middle-end/30353
29726 * gimplify.c (gimplify_modify_expr_complex_part): Move below
29727 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
29730 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
29732 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
29733 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
29734 RET, AT_SP): Remove.
29735 * config/i386/i386.md (*sse_prologue_save_insn): Use return
29738 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29739 * cfgbuild.c (find_basic_blocks): Likewise.
29740 * cfgrtl.c (rtl_create_basic_block): Likewise.
29741 * function.c (temp_slots_at_level): Likewise.
29742 * reg-stack.c (stack_regs_mentioned): Likewise.
29743 * regclass.c (allocate_reg_info): Likewise.
29744 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29745 set_bb_for_stmt, move_block_to_fn): Likewise.
29746 * tree-complex.c (tree_lower_complex): Likewise.
29747 * vec.h (VEC_safe_grow_cleared): New.
29749 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
29751 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
29753 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
29754 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
29756 * cfgloopmanip.c (scale_loop_frequencies): Export.
29757 (loopify): Scale the frequencies by prescribed coefficients.
29758 (set_zero_probability): New function.
29759 (duplicate_loop_to_header_edge): Improve updating of frequencies.
29760 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
29761 and frequencies according to arguments.
29762 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
29764 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
29765 * modulo-sched.c (sms_schedule): Set probabilities for entering
29766 versioned loop correctly.
29767 * tree-vect-transform.c (vect_transform_loop): Ditto.
29768 * cfgloop.h (loopify, loop_version): Declaration changed.
29769 (scale_loop_frequencies): Declared.
29771 2007-01-02 Jan Hubicka <jh@suse.cz>
29773 * cgraph.c: Include tree-flow.h
29774 (cgraph_add_new-function): Handle IPA_SSA mode; execute
29775 early_local_passes.
29776 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
29777 * tree-pass.h (pass_all_early_optimizations): Declare.
29778 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
29779 early_local_passes.
29780 (cgraph_analyze_function): Do early_local_passes.
29781 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29782 Do not add referenced vars.
29783 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
29785 (gate_all_early_local_passes): New gate.
29786 (pass_early_local_passes): Use new gate.
29787 (execute_early_local_optimizations): New functions.
29788 (gate_all_early_optimizations): New gate.
29789 (pass_all_early_optimizations): New pass.
29790 (execute_free_datastructures): Free SSA only when initialized.
29791 (gate_init_datastructures): Init only when optimizing.
29792 (tree_lowering_passes): Do early local passes when called late.
29793 * tree-profile.c (do_tree_profiling): Don't profile functions added
29795 (do_early_tree_profiling, pass_early_tree_profile): Kill.
29796 * tree-cfg.c (update_modified_stmts): Do not update when operands are
29798 * passes.c (init_optimizations_passes): Reorder so we go into SSA
29799 during early_local_passes.
29800 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
29803 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29805 * Makefile.in: Update copyright year.
29807 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29809 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
29810 in $(lang_checks) and check-consistency targets.
29812 2007-01-02 Jan Hubicka <jh@suse.cz>
29814 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29815 Do not add referenced vars.
29816 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
29818 * passes.c (init_optimization_passes): Put mudflap_2 after
29819 free_datastructures.
29821 2007-01-02 Jan Hubicka <jh@suse.cz>
29823 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
29824 Set NOTHROW flag on call statements proved to be nothrow.
29825 Update statement of local calls so new pure/const functions are
29826 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
29828 (tree_rest_of_compilation): Register hooks and initialize bitmap
29829 early. Do not set after_inlining flag.
29831 2007-01-02 Steve Ellcey <sje@cup.hp.com>
29833 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
29834 HOST_BITS_PER_LONGLONG
29836 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29839 * c-typeck.c (store_init_value): Don't emit pedantic overflow
29840 warning for non-static initializers.
29842 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
29844 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
29845 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
29846 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
29847 Always use set_unique_reg_note to add REG_EQUAL notes.
29849 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29852 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29854 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29855 * cfgbuild.c (find_basic_blocks): Likewise.
29856 * cfgrtl.c (rtl_create_basic_block): Likewise.
29857 * function.c (temp_slots_at_level): Likewise.
29858 * reg-stack.c (stack_regs_mentioned): Likewise.
29859 * regclass.c (allocate_reg_info): Likewise.
29860 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29861 set_bb_for_stmt, move_block_to_fn): Likewise.
29862 * tree-complex.c (tree_lower_complex): Likewise.
29863 * vec.h (VEC_safe_grow_cleared): New.
29865 2007-01-02 Ian Lance Taylor <iant@google.com>
29867 * c-common.c (c_common_truthvalue_conversion): When warning about
29868 using an assignment as a truth value, set TREE_NO_WARNING.
29870 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29873 * c.opt (Wold-style-declaration): New.
29874 * doc/invoke.texi (C-only Warning Options): New.
29875 (Wold-style-declaration): Document it.
29876 (Wextra): Enabled by -Wextra.
29877 * c-opts.c (c_common_post_options): Enabled by -Wextra.
29878 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
29879 -Wold-style-declaration.
29881 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29883 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29884 * cfgbuild.c (find_basic_blocks): Likewise.
29885 * cfgrtl.c (rtl_create_basic_block): Likewise.
29886 * function.c (temp_slots_at_level): Likewise.
29887 * reg-stack.c (stack_regs_mentioned): Likewise.
29888 * regclass.c (allocate_reg_info): Likewise.
29889 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29890 set_bb_for_stmt, move_block_to_fn): Likewise.
29891 * tree-complex.c (tree_lower_complex): Likewise.
29892 * vec.h (VEC_safe_grow_cleared): New.
29894 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
29896 * c-common.c (c_common_nodes_and_builtins): Since variants of
29897 void_type_node get built before it is given a name, we need to
29898 give those variants the name, too.
29899 (complete_array_type): We need to work with the canonical main
29900 type of the array, from which we will build the qualified version.
29901 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
29902 * print-tree.c (print_node): Display canonical type information
29904 * stor-layout.c (layout_type): When we don't know the
29905 alignment of a type for which we're building an array, we end up
29906 guessing wrong, so make the type require structural equality.
29907 * tree.c (make_node_stat): When we build a new type, it is its
29908 own canonical type.
29909 (build_type_attribute_qual_variant): When building an attribute
29910 variant, its canonical type is the non-attribute variant. However,
29911 if the attributes are target-dependent and they differ, we need to
29912 use structural equality checks for this type.
29913 (build_qualified_type): A qualified type is not equivalent to its
29914 unqualified variant; set the canonical type appropriately.
29915 (build_distinct_type_copy): When building a distinct type from
29916 another type, the new type is its own canonical type.
29917 (build_variant_type_copy): When building a new type variant, we
29918 assume that it is equivalent to the original type.
29919 (build_pointer_type_for_mode): When building a pointer type, also
29920 build a canonical type pointer.
29921 (build_reference_type_for_mode): When building a reference type,
29922 also build a canonical type reference.
29923 (build_index_type): When we can't hash an index type (e.g.,
29924 because its maximum value is negative), the index type requires
29925 structural equality tests.
29926 (build_array_type): Build the canonical form of an array type.
29927 (build_function_type): Function types require structural equality,
29928 because they contain default arguments, attributes, etc.
29929 (build_method_type_directly): Ditto for method types.
29930 (build_offset_type): Build the canonical offset type.
29931 (build_complex_type): Build the canonical vector type.
29932 (make_vector_type): Build the canonical vector type.
29933 * tree.h (TYPE_CANONICAL): New.
29934 (TYPE_STRUCTURAL_EQUALITY_P): New.
29935 (SET_TYPE_STRUCTURAL_EQUALITY): New.
29936 (struct tree_type): Added "canonical" field.
29937 * params.h (VERIFY_CANONICAL_TYPES): New.
29938 * doc/c-tree.texi (TYPE_CANONICAL): Document.
29939 (TYPE_STRUCTURAL_EQUALITY_P): Document.
29940 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
29941 * doc/invoke.texi (verify-canonical-types): Document --param
29942 parameter for verifying canonical types.
29944 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29946 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
29947 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
29948 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
29949 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
29951 * config/rs6000/e500.h: New.
29952 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
29953 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
29955 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
29956 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
29957 TARGET_E500_DOUBLE): Remove.
29958 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
29959 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
29960 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
29961 * config/rs6000/rs6000.c (rs6000_override_options): Use
29962 CHECK_E500_OPTIONS.
29964 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29966 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
29967 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
29968 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
29969 rs6000_emit_cmove): Don't check TARGET_E500.
29970 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
29971 sordered): Don't check TARGET_E500.
29973 2007-01-01 Eric Christopher <echristo@apple.com>
29975 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
29976 HARD_REGISTER_NUM_P.
29978 2007-01-01 Roger Sayle <roger@eyesopen.com>
29980 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
29981 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
29982 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
29985 2007-01-01 Mike Stump <mrs@apple.com>
29987 * configure.ac: Remove support for building with Apple's gcc-3.1.
29989 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29991 PR middle-end/30311
29992 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
29993 REG is a hard register. Do not modify REG before calling
29995 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
29996 multiple of the size of YMODE for certain lowpart cases.
29998 2007-01-01 Andrew Pinski <pinskia@gmail.com>
30000 PR middle-end/30253
30001 * gimplify (voidify_wrapper_expr): Update for
30002 GIMPLE_MODIFY_STMT.
30004 2007-01-01 Andreas Schwab <schwab@suse.de>
30007 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
30008 save of BR0 in extra_spill_size instead of spill_size.
30009 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
30011 (ia64_expand_epilogue): Restore BR0 from its new location.
30013 2007-01-01 Andrew Pinski <pinskia@gmail.com>
30015 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
30016 Use a temporary variable if the left hand side is not a gimple
30019 2007-01-01 Andrew Pinski <pinskia@gmail.com>
30021 * gimplify.c (gimplify_return_expr): Make the temporary variable
30022 for the return expression, a gimple register variable.
30024 2007-01-01 Jan Hubicka <jh@suse.cz>
30026 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
30029 2007-01-01 Mike Stump <mrs@apple.com>
30031 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
30033 * config/darwin.c (machopic_select_rtx_section): Use
30034 HAVE_GAS_LITERAL16.
30035 (darwin_mergeable_constant_section): Likewise.
30036 * configure: Regenerate.
30037 * config.in: Regenerate.
30039 2007-01-01 Jan Hubicka <jh@suse.cz>
30040 Andrew Pinski <pinskia@gmail.com>
30042 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
30043 before starting IPA passes.