1 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
6 speculation type of insn can be changed before trying to do that.
8 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
10 * dse.c (struct insn_info): Add 'frame_read' field.
11 (scan_insn): For the call to a const function, set frame_read if
13 If the insn reads the frame, kill the frame related stores.
14 (scan_reads_nospill): Likewise.
16 2007-10-14 Jason Merrill <jason@redhat.com>
18 * tree-eh.c (optimize_double_finally): Don't assume that the
19 cleanup we're duplicating is only one statement.
21 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
23 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
24 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
25 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
26 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
27 tree-vect-transform.c: Fix comment typos.
28 * doc/extend.texi: Fix a typo.
30 * c-common.h: Remove the prototype for c_expand_body.
31 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
32 * tree.h: Remove the prototype for fold_build_call_expr.
34 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
36 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
38 2007-10-13 David Edelsohn <edelsohn@gnu.org>
40 * config/rs6000/aix53.h: New file.
41 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
42 (TARGET_ALTIVEC_ABI): Same.
43 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
44 (TARGET_ALTIVEC_ABI): Delete.
45 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
46 stanza defaulting to aix5.3.
48 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
50 * config/i386/i386.md (SI_REG, DI_REG): New constants.
51 (strmov): Use defined constants.
52 (cmpstrnsi): Likewise.
53 * config/i386/i386.c (decide_alg): Use defined constants.
54 (ix86_expand_strlen): Likewise.
56 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
58 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
59 * var-tracking.c (micro_operation_def): Update comment on u.loc.
60 (mode_for_reg_attrs, var_lowpart): New functions.
61 (add_uses): Consider recording a lowpart of LOC for MO_USE.
62 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
63 or copy is known, set LOC to the SET that performs the set, instead
65 (find_src_status, find_src_set_src): Remove LOC parameter.
66 Replace INSN with the source value.
67 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
68 handling MO_SET and MO_COPY. Update the calls to find_src_status
71 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
74 * config/i386/i386.md (strmov): Check for esi and edi usage.
75 * config/i386/i386.c (decide_alg): Check whether we can use a
76 rep prefix and adjust algorithm choice accordingly.
77 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
79 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
81 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
83 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
85 * global.c (build_insn_chain): Formatting fixes.
87 2007-10-12 Richard Guenther <rguenther@suse.de>
89 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
90 combining both operands require either both have single uses
91 or combining to a constant.
93 2007-10-12 Richard Guenther <rguenther@suse.de>
96 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
97 a rhs with side-effects or which is a load.
98 (forward_propagate_into_cond): Also try combining both operands.
100 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
102 PR tree-optimization/33742
103 * tree-vect-transform.c (vectorizable_operation): Return false
104 if get_vectype_for_scalar_type for scalar_dest can't be determined.
105 (vectorizable_call): Same for rhs_type and lhs_type.
107 2007-10-12 Jakub Jelinek <jakub@redhat.com>
109 PR tree-optimization/33645
110 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
111 pass it to walk_tree.
112 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
113 When calling set_is_used on a VAR_DECL, if data is not NULL and
114 its DECL_UID is in the bitmap, call mark_all_vars_used on its
115 DECL_INITIAL after clearing the bit in bitmap.
116 (remove_unused_locals): Adjust mark_all_vars_used callers.
117 Instead of removing unused global vars from unexpanded_var_list
118 immediately record them in bitmap, call mark_all_vars_used on
119 all used global vars from unexpanded_var_list and only purge
120 global vars that weren't found used even during that step.
122 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
124 * gthr-posix.h (__gthread_active_init): Create detached instead of
125 joinable thread when testing whether threads are active on hppa-hpux.
126 * gthr-posix95.h (__gthread_active_init): Likewise.
128 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
131 * global.c (build_insn_chain): Include insn that occur between
134 2007-10-11 Tom Tromey <tromey@redhat.com>
136 * gengtype-yacc.y: Delete.
138 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
140 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
141 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
142 function_value_32, function_value_64, function_value_ms_64,
143 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
144 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
147 2007-10-11 Richard Guenther <rguenther@suse.de>
149 * gcse.c (hash_scan_set): If the next nonnote insn is in
150 a different basic block insert the set.
152 2007-10-11 Richard Guenther <rguenther@suse.de>
155 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
156 (verify_gimple_expr): Use it to verify pointer-to types for
159 2007-10-11 Richard Guenther <rguenther@suse.de>
162 * c-typeck.c (build_array_ref): Do not strip qualifiers from
163 the array element type.
165 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
167 PR rtl-optimization/33638
168 * dse.c (struct insn_info): Remove 'stack_read' field,
169 add 'stack_pointer_based' field.
170 (record_store): For a store with non-constant base, record
171 whether it is stack pointer based.
172 (scan_insn): For the call to a const function, remove stack
173 pointer based stores from the list of local active stores.
174 (scan_reads_nospill): Delete code dealing with const functions.
176 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
178 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
180 (conflict_p, set_conflict, set_conflicts): Likewise.
181 * global.c (global_alloc): Likewise.
182 * ra.h: Update prototypes.
184 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
186 * opth-gen.awk: Fixed generation of comment stating the origin
189 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
192 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
193 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
194 and '%}', respectively.
197 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
198 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
199 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
201 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
205 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
206 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
207 syntax for ASSEMBLER_DIALECT.
208 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
210 2007-10-10 Revital Eres <eres@il.ibm.com>
212 * modulo-sched.c (check_nodes_order): Dump the final order of
214 (get_sched_window): Add dump info.
215 (calculate_order_params): Dump order params of the nodes.
217 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
220 * ra-conflict.c (record_one_conflict_between_regnos,
221 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
222 (global_conflicts): Enhanced incorrect check.
224 2007-10-09 Geoffrey Keating <geoffk@apple.com>
226 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
227 if flag_exceptions is not set.
228 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
229 assemble_name rather than incorrectly emulating it.
231 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
232 friends are removed from G++.
234 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
236 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
237 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
238 enabling them is redundant. Don't check two times for
241 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
243 * ra-conflict.c (record_one_conflict_between_regnos): Revert
245 (set_conflicts_for_earlyclobber): Likewise.
246 (global_conflicts): Likewise.
248 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
250 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
251 and '%}', respectively.
253 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
255 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
256 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
258 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
261 2007-10-09 Richard Guenther <rguenther@suse.de>
264 * gimplify.c (canonicalize_component_ref): Honor qualifiers
265 of referenced structure and component.
267 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
270 * ra-conflict.c (record_one_conflict_between_regnos,
271 set_conflicts_for_earlyclobber, global_conflicts): Improved
273 (global_conflicts): Removed incorrect check.
275 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
277 PR tree-optimization/33615
278 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
279 if the statement might throw. Fix formatting.
281 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
283 PR tree-optimization/33615
284 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
285 if the rhs might throw.
287 2007-10-09 Jan Hubicka <jh@suse.cz>
289 * invoke.texi (align-threshold, align-loop-iterations): Document.
290 * final.c: Include cfgloop.h, params.h
291 (compute_alignments): Dump decisions and compare them with loop
292 structure; honor given parameters.
293 (pass_compute_alignments): New dump file.
294 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
295 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
297 2007-10-09 James E. Wilson <wilson@specifix.com>
299 PR tree-optimization/33655
301 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
302 convert it to bitsizetype before size_binop call.
304 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
306 PR tree-optimization/33572
307 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
308 the absence of a corresponding edge from the exit block.
310 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
313 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
315 (sra_build_assignment): Likewise. Set up mask depending on
317 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
319 (sra_build_elt_assignment): Don't view-convert from signed to
321 (sra_explode_bitfield_assignment): Use bit-field type if
322 possible. Use BYTES_BIG_ENDIAN.
324 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
327 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
328 the original stmt can throw.
329 (sra_build_bf_assignment): Fix type mismatch when applying negated
332 2007-10-08 Geoffrey Keating <geoffk@apple.com>
334 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
335 '#pragma mark' to be executed at preprocessing time.
337 2007-10-08 Ollie Wild <aaw@google.com>
339 * varasm.c (compare_constant): Removed call to
340 lang_hooks.expand_constant.
341 (copy_constants): Removed call to lang_hooks.expand_constant.
342 (compute_reloc_for_constant): Removed call to
343 lang_hooks.expand_constant.
344 (output_addressed_constants): Removed call to
345 lang_hooks.expand_constant.
346 (constructor_static_from_elts_p): Removed call to
347 lang_hooks.expand_constant.
348 (output_constant): Removed calls to lang_hooks.expand_constant.
349 * langhooks.h (struct lang_hooks): Removed field expand_constant.
350 * langhooks-def.h (lhd_return_tree): Removed.
351 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
352 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
353 * langhooks.c (lhd_return_tree): Removed.
355 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
357 * combine.c (setup_incoming_promotions): Ensure that
358 arguments that have not undergone mode promotions do not
359 incorrectly get marked as being sign- or zero-extended.
361 2007-10-08 Richard Guenther <rguenther@suse.de>
366 * fold-const.c (fold_binary): Use correct types in folding
367 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
368 and building of RROTATE_EXPR.
370 2007-10-08 Richard Guenther <rguenther@suse.de>
375 * fold-const.c (fold_binary): Use the correct types when
376 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
377 (fold_binary): Use the correct types when folding
378 (-A) - B to (-B) - A.
379 (fold_unary): Use the correct types when folding ~(X).
381 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
383 * doc/invoke.texi (Wall): fix formatting issues.
385 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
387 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
388 truncated shift counts.
390 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
392 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
393 syntax for ASSEMBLER_DIALECT.
394 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
396 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
397 Nathan Froyd <froydnj@codesourcery.com>
399 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
400 when determining whether to record INCOMING_RETURN_ADDR_RTX.
402 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
405 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
407 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
408 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
409 the function, temporarily point the debug interface to the null one.
411 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
413 PR tree-optimization/33655
415 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
418 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
420 PR tree-optimization/33572
421 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
422 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
423 (update_ssa_across_abnormal_edges): ... this. Set slots in the
425 (copy_edges_for_bb): Handle nonlocal label edges.
426 (make_nonlocal_label_edges): Deleted.
427 (optimize_inline_calls): Don't call it.
429 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
431 * gthr-single.h: Revert last change.
433 2007-10-05 Michael Matz <matz@suse.de>
436 * lower-subreg.c (decompose_multiword_subregs): Use
437 validate_unshare_change().
439 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
441 * ra-conflict.c: Include "sparseset.h".
442 (conflicts): Change to HOST_WIDEST_FAST_INT.
443 (allocnos_live): Redefine variable as a sparseset.
444 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE): Delete macros.
445 (allocno_row_words): Removed global variable.
446 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
447 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
448 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
449 (record_one_conflict_between_regnos): Cache allocno values and reuse.
451 (record_one_conflict): Update uses of allocnos_live to use
452 the sparseset routines. Use set_conflicts_p.
453 (mark_reg_store): Likewise.
454 (set_reg_in_live): Likewise.
455 (global_conflicts): Update uses of allocnos_live.
456 Use the new adjacency list to visit an allocno's neighbors
457 rather than iterating over all possible allocnos.
458 Call set_conflicts_p to setup conflicts rather than adding
460 * global.c: Comments updated.
461 (CONFLICTP): Delete define.
462 (regno_compare): New function. Add prototype.
463 (global_alloc): Sort the allocno to regno mapping according to
464 which basic blocks the regnos are referenced in. Modify the
465 conflict bit matrix to a compressed triangular bitmatrix.
466 Only allocate the conflict bit matrix and adjacency lists if
467 we are actually going to allocate something.
468 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
469 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
470 allocno's neighbors rather than iterating over all possible allocnos.
471 (mirror_conflicts): Removed function.
472 (dump_conflicts): Iterate over regnos rather than allocnos so
473 that all dump output will be sorted by regno number.
474 Use the FOR_EACH_CONFLICT macro.
475 * ra.h: Comments updated.
476 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
477 (partial_bitnum, max_bitnum, adjacency, adjacency_pool): Add prototypes.
478 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
479 (adjacency_list_d, adjacency_iterator_d): New types.
480 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
481 adjacency_iter_next, regno_basic_block): New static inline functions.
482 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
483 (conflict_p): Add function prototype.
484 * sparseset.h, sparseset.c: New files.
485 * Makefile.in (OBJS-common): Add sparseset.o.
486 (sparseset.o): New rule.
488 2007-10-05 Richard Guenther <rguenther@suse.de>
491 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
494 2007-10-05 Michael Matz <matz@suse.de>
497 * function.c (match_asm_constraints_1): Check for input
498 being used in the outputs.
500 2007-10-05 Richard Guenther <rguenther@suse.de>
502 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
504 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
507 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
508 subset checks. Make the cost of FPR -> FPR moves depend on
509 mips_mode_ok_for_mov_fmt_p.
511 2007-10-04 Doug Kwan <dougkwan@google.com>
513 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
514 __gthread_cond_wait_recursive): Add to extend interface for POSIX
515 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
516 support of conditional variables.
517 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
518 __gthread_cond_wait_recursive): Add to extend interface for POSIX
519 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
520 support of conditional variables.
521 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
522 __gthread_cond_wait_recursive): Add to extend interface for POSIX
523 conditional variables.
524 * gthr.h: Update comments to document new interface.
526 2007-10-04 Geoffrey Keating <geoffk@apple.com>
528 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
531 2007-10-04 Anatoly Sokolov <aesok@post.ru>
533 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
535 2007-10-04 Richard Guenther <rguenther@suse.de>
538 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
539 does not need to be of INTEGER_TYPE.
540 (verify_gimple_2): New function split out from ...
541 (verify_gimple_1): ... here. ICE if there was an error during
544 2007-10-04 Michael Matz <matz@suse.de>
546 PR rtl-optimization/33653
547 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
548 * dse.c (scan_insn): Same.
550 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
552 * config.gcc: Remove USE_GAS for m68k targets.
554 2007-10-04 Richard Guenther <rguenther@suse.de>
556 PR tree-optimization/33627
557 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
558 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
560 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
561 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
563 2007-10-04 Anatoly Sokolov <aesok@post.ru>
565 * config/avr/avr.c (commands_in_file, commands_in_prologues,
566 commands_in_epilogues): Remove variables.
567 (avr_file_start): Remove unneded initializations of commands_in_file,
568 commands_in_prologues and commands_in_epilogues variables.
569 (avr_file_end): Remove dead code.
571 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
573 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
576 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
579 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
580 (mips_split_doubleword_move): ...this.
581 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
582 use natural endianness for multi-format FPR values.
583 (mips_split_64bit_move): Rename to...
584 (mips_split_doubleword_move): ...this and extend to 64-bit words.
585 Use move_doubleword_fpr* patterns for moves involving FPRs.
586 (mips_save_reg): Update the call to mips_split_64bit_move.
587 (mips_secondary_reload_class): Return NO_REGS for any reload of a
588 nonzero constant into an FPR if the constant can be forced to memory.
589 * config/mips/mips.md: Update the splitter calls to
590 mips_split_64bit_move.
591 (UNSPEC_LOAD_DF_LOW): Rename to...
592 (UNSPEC_LOAD_LOW): ...this.
593 (UNSPEC_LOAD_DF_HIGH): Rename to...
594 (UNSPEC_LOAD_HIGH): ...this.
595 (UNSPEC_STORE_DF_HIGH): Rename to...
596 (UNSPEC_STORE_WORD): ...this.
597 (SPLITF): New mode iterator.
598 (HALFMODE): New mode attribute.
599 (movtf): New expander.
600 (*movtf_internal): New define_insn_and_split.
601 (move_doubleword_fpr<mode>): New expander.
602 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
604 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
605 (mfhc1<mode>): ...these more general patterns.
607 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
609 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
611 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
613 * gcse.c (hash_scan_set): Insert set in insn before note at
614 the end of basic block.
616 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
618 PR tree-optimization/33576
619 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
620 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
621 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
622 (remove_iv): Declared.
623 * lambda-code.c (remove_iv): Not static.
624 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
625 Don't remove ivs there, save ivs in the buffer.
627 2007-10-03 Jason Merrill <jason@redhat.com>
630 * tree-eh.c (same_handler_p): New fn.
631 (optimize_double_finally): New fn.
632 (refactor_eh_r): New fn.
633 (refactor_eh): New fn.
634 (pass_refactor_eh): New pass.
635 * tree-pass.h: Declare it.
636 * passes.c (init_optimization_passes): Add it.
638 2007-10-03 Doug Kwan <dougkwan@google.com>
639 Richard Guenther <rguenther@suse.de>
642 * dwarf2out.c (reference_to_unused): Disable sanity checking,
643 be conservative instead.
645 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
648 * doc/invoke.texi (-fwhole-program): Document that Fortran
649 doesn't support this option.
651 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
654 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
657 2007-10-02 David Daney <ddaney@avtrex.com>
659 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
660 against constant zero.
661 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
664 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
666 * ra-conflict.c: New file.
668 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
669 usage to DF_LIVE usage.
670 (reload): Remove reference to df_get_live_top.
671 * rtlanal.c (subreg_nregs_with_regno): New function.
672 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
673 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
674 (df_has_eh_preds): Removed.
675 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
676 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
678 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
679 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
680 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
681 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
682 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
683 (global_alloc): Turn off rescanning insns after call to
684 global_conflicts and added call to set_preferences.
685 (global_conflicts): Moved to ra-alloc.c.
686 (set_preferences_1, set_preferences): New function.
687 (mirror_conflicts): Changed types for various variables.
688 (mark_elimination): Change DF_RA_LIVE
689 usage to DF_LIVE usage.
690 (build_insn_chain): Rewritten from scratch and made local.
691 (print_insn_chain, print_insn_chains): New functions.
692 (dump_conflicts): Do not print conflicts for fixed_regs.
693 (rest_of_handle_global_alloc): Turn off insn rescanning.
694 * hard-reg-set.h: Fixed comment.
695 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
696 usage to DF_LIVE usage and delete refs to TOP sets.
697 (block_alloc): Mark regs as live if they are in the artificial
698 defs at top of block.
699 (find_stack_regs): New function.
700 (rest_of_handle_local_alloc): Changed urec problem to live
701 problem and do not turn off df rescanning.
702 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
703 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
704 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
705 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
706 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
707 fields in df_ref_flags. The rest have been renumbered.
708 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
710 * rtl.h (subreg_nregs_with_regno): New function.
711 * df-problems.c: (df_get_live_out, df_get_live_in,
712 df_get_live_top): Removed reference to DF_RA_LIVE.
713 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
714 df_live_alloc, df_live_reset, df_live_local_finalize,
715 df_live_free): Make top set only if different from in set.
716 (df_lr_top_dump, df_live_top_dump): Only print top set if
717 different from in set.
718 (df_lr_bb_local_compute): Removed unnecessary check.
719 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
720 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
721 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
722 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
723 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
724 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
725 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
726 df_urec_add_problem): Removed.
727 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
729 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
730 * basic_block.h (bb_has_abnormal_pred): New function.
731 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
732 usage to DF_LIVE usage.
734 2007-10-02 Revital Eres <eres@il.ibm.com>
736 * config/rs6000/predicates.md (easy_vector_constant): Return false
737 for 750CL paired vectors.
738 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
740 (vec_initv2sf): Add new description.
741 (vconcatsf): Likewise.
742 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
743 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
745 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
747 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
748 sinking the last stmt in a BB.
750 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
753 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
754 (sra_hash_tree): Handle BIT_FIELD_REFs.
755 (sra_elt_hash): Don't hash bitfld blocks.
756 (sra_elt_eq): Skip them in parent compares as well. Handle
758 (build_element_name_1): Handle BIT_FIELD_REFs.
759 (instantiate_element): Propagate nowarn from parents. Create
760 BIT_FIELD_REF for variables that are widened by scalarization.
761 Gimple-zero-initialize all bit-field variables that are not
762 part of parameters that are going to be scalarized on entry.
763 (instantiate_missing_elements_1): Return the sra_elt.
764 (canon_type_for_field): New.
765 (try_instantiate_multiple_fields): New. Infer widest possible
766 access mode from decl or member type, but clip it at word
767 size, and only widen it if a field crosses an alignment
769 (instantiate_missing_elements): Use them.
770 (generate_one_element_ref): Handle BIT_FIELD_REFs.
771 (scalar_bitfield_p): New.
772 (sra_build_assignment): Optimize assignments from scalarizable
773 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
776 (sra_build_bf_assignment): New. Optimize assignments to
777 scalarizable BIT_FIELD_REFs.
778 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
779 assignments to full variables.
780 (generate_copy_inout): Use the new macros and functions.
781 (generate_element_copy): Likewise. Handle bitfld differences.
782 (generate_element_zero): Don't recurse for blocks. Use
783 sra_build_elt_assignment.
784 (generate_one_element_init): Take elt instead of var. Use
785 sra_build_elt_assignment.
786 (generate_element_init_1): Adjust.
787 (bitfield_overlap_info): New struct.
788 (bitfield_overlaps_p): New.
789 (sra_explode_bitfield_assignment): New. Adjust widened
790 variables to account for endianness.
791 (sra_sync_for_bitfield_assignment): New.
792 (scalarize_use): Re-expand assignment to/from scalarized
793 BIT_FIELD_REFs. Explode or sync needed members for
794 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
795 (scalarize_copy): Use REPLDUP.
796 (scalarize_ldst): Move assert before dereference. Adjust EH
798 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
800 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
802 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
803 Rename CR_* constants to CMP_*. Fix spacing.
805 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
808 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
809 to be processed with the special script doc/install.texi2html.
811 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
813 * doc/invoke.texi (Wall): List the options enabled by Wall.
814 (Wstrict-aliasing): Add missing @option.
816 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
818 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
819 rather than gen_lowpart to change a register from DImode to DFmode.
820 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
821 both FROM and TO are integer modes that are no bigger than 4 bytes.
822 (mips_mode_ok_for_mov_fmt_p): New function.
823 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
824 (mips_secondary_reload_class): Tweak formatting and comments.
825 Use reg_class_subset_p instead of direct comparisons with
826 classes. Only allow direct FPR<->FPR moves for modes that
827 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
828 for 4- and 8-byte types. Handle reloads in which X is an FPR.
829 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
830 (*movdi_64bit): Likewise.
831 (*movsi_internal): Likewise.
832 (*movhi_internal): Likewise.
833 (*movqi_internal): Likewise.
835 2007-09-30 Diego Novillo <dnovillo@google.com>
838 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
841 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
843 PR tree-optimization/33597
844 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
845 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
847 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
849 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
850 instead of variants of (!reload_in_progress && !reload_completed).
851 (x86_expand_vector_move): Ditto.
853 2007-09-28 Ollie Wild <aaw@google.com>
856 2007-09-27 Ollie Wild <aaw@google.com>
858 * varasm.c (compare_constant): Removed call to
859 lang_hooks.expand_constant.
860 (copy_constants): Removed call to lang_hooks.expand_constant.
861 (compute_reloc_for_constant): Removed call to
862 lang_hooks.expand_constant.
863 (output_addressed_constants): Removed call to
864 lang_hooks.expand_constant.
865 (constructor_static_from_elts_p): Removed call to
866 lang_hooks.expand_constant.
867 (output_constant): Removed calls to lang_hooks.expand_constant.
868 * langhooks.h (struct lang_hooks): Removed field expand_constant.
869 * langhooks-def.h (lhd_return_tree): Removed.
870 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
871 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
872 * langhooks.c (lhd_return_tree): Removed.
874 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
877 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
878 argument to gen_selb.
880 2007-09-28 Chao-ying Fu <fu@mips.com>
882 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
883 * doc/libgcc.texi (Fixed-point fractional library routines):
884 Fix typos for neg and cmp functions.
886 2007-09-28 Michael Matz <matz@suse.de>
888 PR rtl-optimization/33552
889 * function.c (match_asm_constraints_1): Check for overlap in
890 inputs and replace all occurences.
892 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
894 * config/mips/mips.c (override_options): Fix comment typo.
896 2007-09-28 Jie Zhang <jie.zhang@analog.com>
898 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
899 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
900 * config/bfin/t-bfin-linux (crti.o): Don't build.
902 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
903 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
905 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
907 2007-09-27 Ollie Wild <aaw@google.com>
909 * varasm.c (compare_constant): Removed call to
910 lang_hooks.expand_constant.
911 (copy_constants): Removed call to lang_hooks.expand_constant.
912 (compute_reloc_for_constant): Removed call to
913 lang_hooks.expand_constant.
914 (output_addressed_constants): Removed call to
915 lang_hooks.expand_constant.
916 (constructor_static_from_elts_p): Removed call to
917 lang_hooks.expand_constant.
918 (output_constant): Removed calls to lang_hooks.expand_constant.
919 * langhooks.h (struct lang_hooks): Removed field expand_constant.
920 * langhooks-def.h (lhd_return_tree): Removed.
921 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
922 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
923 * langhooks.c (lhd_return_tree): Removed.
925 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
928 * expr.c (emit_group_load_1): Split constant double when destination
929 length is half source length.
931 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
933 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
934 (mips_cpu_info): Add tune_flags.
935 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
936 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
938 (override_options): Remove deprecation code. Use branch-likely
939 instructions for optimize_size or if the tuning flags do not
940 suggest otherwise. Tweak warning.
941 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
943 2007-09-27 Matthias Klose <doko@ubuntu.com>
945 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
946 multilib osdirname if it exists.
947 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
949 2007-09-27 Ian Lance Taylor <iant@google.com>
951 PR tree-optimization/33565
952 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
953 assignments of comparisons.
954 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
955 parameter. Change caller. Defer overflow warnings around call to
957 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
958 TREE_NO_WARNING is set on the statement.
959 * tree-ssa-forwprop.c
960 (tree_ssa_forward_propagate_single_use_vars): Don't test
961 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
962 * tree-cfg.c (fold_cond_expr_cond): Likewise.
964 2007-09-27 Joseph Myers <joseph@codesourcery.com>
966 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
967 reduce offset by units of 0x10000 for SPE vector modes or modes
968 used with E500 double instructions.
970 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
972 * simplify-rtx.c (comparison_result): New.
973 (simplify_const_relational_operation): Use it instead of the five
974 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
975 Improve bounds-checking optimizations; remove subsumed POPCOUNT
976 optimizations. Extract nonzero_address_p optimizations into a
977 separate "if" together with optimizations where op1 is const0_rtx.
978 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
979 floating-point arguments too when appropriate. Hoist test for ABS
980 outside the final switch statement.
981 * cse.c (fold_rtx): Don't look for an IOR equivalent of
982 folded_arg0 if we found a constant equivalent. Remove
983 transformations done in simplify-rtx.c for "op0 RELOP op0".
985 2007-09-27 Jakub Jelinek <jakub@redhat.com>
987 * builtins.c (expand_builtin, expand_builtin_object_size,
988 expand_builtin_memory_chk, maybe_emit_chk_warning,
989 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
991 * expr.c (expand_expr_real_1): Likewise.
992 * langhooks-def.h (struct diagnostic_info): Add forward decl.
993 (lhd_print_error_function): Add third argument.
994 * langhooks.h (struct diagnostic_info): Add forward decl.
995 (struct lang_hooks): Add third argument to print_error_function.
996 * diagnostic.h (diagnostic_info): Add abstract_origin field.
997 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
999 (diagnostic_report_current_function): Likewise.
1000 * toplev.c (announce_function): Pass NULL as second argument to
1001 diagnostic_set_last_function.
1002 * diagnostic.c (diagnostic_report_current_function): Add second
1003 argument, pass it as third argument to lang_hooks.print_error_function.
1004 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
1005 to diagnostic_report_current_function.
1006 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
1007 and message.abstract_origin.
1008 (verbatim): Initialize abstract_origin.
1009 * pretty-print.h (text_info): Add abstract_origin field.
1010 * pretty-print.c (pp_base_format): Handle %K.
1011 * langhooks.c (lhd_print_error_function): Add third argument. If
1012 diagnostic->abstract_origin, print virtual backtrace.
1013 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1014 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
1015 (init_dynamic_diag_info): Likewise.
1017 2007-09-26 David Daney <ddaney@avtrex.com>
1020 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
1021 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
1022 sync_old_nand<mode>, sync_new_nand<mode>,
1023 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
1024 Update length attributes.
1025 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
1026 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
1028 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
1029 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
1030 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
1033 2007-09-26 Richard Guenther <rguenther@suse.de>
1035 PR tree-optimization/33563
1036 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
1037 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
1039 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
1040 get_use_of_stmt_lhs.
1042 2007-09-26 Joseph Myers <joseph@codesourcery.com>
1045 * c-common.c (complete_array_type): Diagnose too-large arrays and
1046 set type to error_mark_node.
1048 2007-09-26 Richard Guenther <rguenther@suse.de>
1050 PR tree-optimization/30375
1051 PR tree-optimization/33560
1052 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
1056 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
1058 * tree-ssa-dse.c (aggregate_vardecl_d): New.
1059 (dse_global_data): Add aggregate_vardecl field.
1060 (dse_possible_dead_store_p): New.
1061 Add prev_defvar variable.
1062 Allow immediate uses and previous immediate uses to differ
1063 if they are setting different parts of the whole.
1064 (get_aggregate_vardecl): New.
1065 (dse_record_partial_aggregate_store): New.
1066 (dse_whole_aggregate_clobbered_p): New.
1067 (dse_partial_kill_p): New.
1068 Call dse_maybe_record_aggregate_store().
1069 When checking whether a STMT and its USE_STMT refer to the
1070 same memory address, check also for partial kills that clobber
1072 Move some variable definitions to the block where they are used.
1073 (aggregate_vardecl_hash): New.
1074 (aggregate_vardecl_eq): New.
1075 (aggregate_vardecl_free): New.
1076 (aggregate_whole_store_p): New.
1077 (tree_ssa_dse): Initialize and free aggregate_vardecl.
1078 Mark which aggregate stores we care about.
1080 2007-09-25 DJ Delorie <dj@redhat.com>
1083 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
1086 2007-09-25 Michael Meissner <michael.meissner@amd.com>
1089 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
1090 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
1091 for vector int32 -> int64 conversions. Don't write beyond the end
1092 of the allocated vector for int32 -> int64 conversions.
1094 2007-09-25 Revital Eres <eres@il.ibm.com>
1096 * config/rs6000/paired.h (paired_sel): New.
1097 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
1098 (rs6000_expand_ternop_builtin): Pass zero const_double operand
1099 when expanding selv2sf.
1100 * config/rs6000/rs6000.h (rs6000_builtins): Add
1101 PAIRED_BUILTIN_SELV2SF4.
1103 2007-09-25 Joseph Myers <joseph@codesourcery.com>
1106 * c-typeck.c (default_conversion): Call require_complete_type
1107 before perform_integral_promotions.
1108 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
1109 (build_c_cast): Call require_complete_type except for casts to
1111 (convert_for_assignment): Call require_complete_type.
1113 2007-09-25 Revital Eres <eres@il.ibm.com>
1115 * config/spu/spu.md: Fix doloop pattern.
1117 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
1119 * config/bfin/bfin.c (expand_prologue_reg_save,
1120 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
1122 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1123 ... from here. New argument ALL; callers changed.
1124 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
1125 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
1126 have the "saveall" attribute.
1128 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
1130 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
1132 (INCOMING_REGNO, OUTGOING_REGNO): Define.
1133 * config/mmix/mmix.c (mmix_opposite_regno): New function.
1134 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
1136 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
1137 with REG_P tests before REGNO access.
1139 2007-09-24 DJ Delorie <dj@redhat.com>
1142 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
1144 (movqicc_<code>_<mode>): Likewise.
1145 (movhicc_<code>_<mode>): Likewise.
1147 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
1150 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
1151 register for reload.
1153 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
1156 * config/i386/i386.c (ix86_comp_type_attributes): Check
1159 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1161 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
1162 "move.l %a4,%a4" to produce nops.
1163 * config/m68k/m68k.c (override_options): Reset align options,
1164 if neccessary align macro isn't avaible.
1166 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1168 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
1170 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1172 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
1174 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
1175 reload is completed.
1176 (peephole pattern): Convert most of them to RTL peephole pattern.
1178 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1180 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
1181 (moved from fp compare patterns).
1182 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
1183 Cleanup predicates to relieve reload.
1184 (conditional_trap): Reject conditional trap with fp condition.
1185 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
1186 certain constants early.
1188 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1190 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
1192 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1194 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
1195 Allow --with-tune=cell and --with-cpu=cell.
1197 2007-09-24 David Edelsohn <edelsohn@gnu.org>
1199 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
1200 * config/rs6000/rs6000.opt (swdiv): Change option to ...
1202 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
1204 (TARGET_BUILTIN_RECIPROCAL): Use it.
1205 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
1206 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
1207 (rs6000_emit_swrsqrtsf): New.
1208 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
1210 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
1211 (divsf3): Remove swdiv support.
1214 (rsqrt_internal1): New.
1215 (divdf3): Remove swdiv support.
1218 2007-09-24 Jakub Jelinek <jakub@redhat.com>
1221 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
1223 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
1224 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
1225 * tree.c (type_hash_eq): For FUNCTION_TYPE use
1226 lang_hooks.type.type_hash_eq in addition to generic tests.
1228 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
1229 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
1231 * tree-inline.h (eni_weights): Add field target_builtin_cost to
1232 reflect the cost per call to a target specific builtin.
1233 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
1234 call to a target specific builtin, then use target_builtin_call_cost.
1235 (init_inline_once): Initialize target_builtin_call_cost field.
1237 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
1240 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
1243 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
1245 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1246 * configure: Regenerated.
1248 2007-09-23 Ollie Wild <aaw@google.com>
1250 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
1252 (get_pointer_modulus_and_residue): New function.
1254 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1256 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
1257 combine an SC return value into a single register.
1259 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1261 * opth-gen.awk (target_flags_explicit): Declare.
1262 * toplev.h (target_flags_explicit): Delete declaration.
1263 * toplev.c (target_flags): Likewise.
1264 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
1265 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
1266 Never return true for TARGET_MIPS16.
1267 * config/mips/mips.c (mips_llsc): Delete.
1268 (mips_handle_option): Remove -mllsc handling.
1269 (mips_strip_unspec_address): Tweak comment.
1270 * config/mips/mips.opt (mllsc): Use a target mask.
1272 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1274 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
1275 word_mode as well as Pmode.
1277 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1279 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
1280 parameters from word_mode to the subword type if such a truncation
1283 2007-09-23 Jakub Jelinek <jakub@redhat.com>
1285 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
1286 * configure: Regenerated.
1288 2007-09-23 Jan Hubicka <jh@suse.cz>
1290 * params.def (INLINE_CALL_COST): Set to 12.
1291 * invoke.texi (inline-call-cost): Update default value.
1293 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
1295 * config/alpha/alpha.md (movti): Use operand_subword for the split.
1297 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
1298 Revital Eres <eres@il.ibm.com>
1300 * modulo-sched.c (doloop_register_get): Rewrite the loop which
1301 checks whether the count_reg is found outside the control part.
1303 2007-09-23 Jakub Jelinek <jakub@redhat.com>
1305 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
1306 instead of checking CALL_EXPR_FN directly to test for builtins.
1307 If error or warning attributes are present, print
1308 error resp. warning.
1309 * c-common.c (handle_error_attribute): New function.
1310 (c_common_attribute_table): Add error and warning
1312 * doc/extend.texi: Document error and warning attributes.
1314 * tree.h (block_nonartificial_location): New prototype.
1315 * tree.c (block_nonartificial_location): New function.
1316 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
1317 if artificial attribute is present on abstract inline decl.
1318 * c-common.c (handle_artificial_attribute): New function.
1319 (c_common_attribute_table): Add artificial attribute.
1320 * final.c (override_filename, override_linenum): New variables.
1321 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
1322 and override_linenum if inside of a block inlined from
1323 __attribute__((__artificial__)) function.
1324 (notice_source_line): Honor override_filename and override_linenum.
1325 * doc/extend.texi: Document __attribute__((__artificial__)).
1326 * config/i386/emmintrin.h: Add __artificial__ attribute to
1327 all __always_inline__ functions.
1328 * config/i386/mmintrin.h: Likewise.
1329 * config/i386/tmmintrin.h: Likewise.
1330 * config/i386/mm3dnow.h: Likewise.
1331 * config/i386/pmmintrin.h: Likewise.
1332 * config/i386/ammintrin.h: Likewise.
1333 * config/i386/xmmintrin.h: Likewise.
1334 * config/i386/smmintrin.h: Likewise.
1335 * config/i386/bmmintrin.h: Likewise.
1336 * config/i386/mmintrin-common.h: Likewise.
1339 * expr.c (expand_constructor): New function.
1340 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
1341 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
1344 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1346 * config/mips/mips.c (dump_constants_1): Generalize to include
1347 fractional and accumulator modes.
1349 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1351 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
1352 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
1354 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
1355 TARGET_HARD_FLOAT when testing whether -mpaired-single is
1357 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
1359 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
1361 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
1362 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
1364 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
1365 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
1366 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
1368 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
1370 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
1371 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
1372 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
1374 2007-09-22 Jason Merrill <jason@redhat.com>
1377 * attribs.c (lookup_attribute_spec): Split out...
1378 (decl_attributes): From here.
1379 * tree.h: Declare it.
1381 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
1383 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
1385 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
1387 * tree-inline.c (remap_type_1): Correctly chain variants.
1389 2007-09-22 Richard Guenther <rguenther@suse.de>
1391 PR tree-optimization/33146
1392 * fold-const.c (fold_binary): Use the original tree
1394 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
1395 also changes "sign".
1397 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
1400 * except.c (finish_eh_generation): Call commit_edge_insertions if
1401 there are insns queued on the entry edge.
1402 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
1405 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
1407 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
1409 2007-09-19 Michael Meissner <michael.meissner@amd.com>
1411 * gcc/config/i386/i386.c: Delete trailing whitespace.
1412 * gcc/config/i386/i386.h: Ditto.
1413 * gcc/config/i386/bmmintrin.h: Ditto.
1414 * gcc/config/i386/sync.md: Ditto.
1415 * gcc/config/i386/ppro.md: Ditto.
1416 * gcc/config/i386/mmx.md: Ditto.
1417 * gcc/config/i386/constraints.md: Ditto.
1418 * gcc/config/i386/sse.md: Ditto.
1419 * gcc/config/i386/athlon.md: Ditto.
1420 * gcc/config/i386/i386.md: Ditto.
1422 2007-09-21 Richard Guenther <rguenther@suse.de>
1424 PR tree-optimization/33508
1425 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
1426 quadratic loop by keeping a bitmap of variables we have
1427 to clobber all subvariables for.
1428 (set_initial_properties): Likewise.
1430 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
1432 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
1434 2007-09-20 Nigel Stephens <nigel@mips.com>
1435 Chao-ying Fu <fu@mips.com>
1437 * c-decl.c (finish_declspecs): When _Sat is used without
1438 _Fract or _Accum, set the default type to cts_fract.
1439 This avoids a warning of "type defaults to int".
1441 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1443 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
1444 bit-fields wider than one bit.
1446 2007-09-20 Jakub Jelinek <jakub@redhat.com>
1449 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
1451 * dbxout.c (dbxout_type): Likewise.
1455 * gimplify.c (gimplify_vla_decl): New function.
1456 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
1458 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
1460 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1462 * doc/invoke.texi (-minterlink-mips16): Document.
1463 * config/mips/mips.opt (minterlink-mips16): New option.
1464 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
1467 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1469 * doc/extend.texi (Attribute Syntax): Remove old speculative
1472 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
1474 * combine.c: Include cgraph.h.
1475 (setup_incoming_promotions): Rework to allow more aggressive
1476 elimination of sign extensions when all call sites of the
1477 current function are known to lie within the current unit.
1479 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1481 * dse.c (find_shift_sequence): No-op rework of control flow.
1483 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
1485 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
1486 GPR for DCmode on 64-bit targets. Remove redundant fallback.
1488 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1490 * cfgexpand.c (dump_stack_var_partition): Use the correct
1491 index for the offset.
1493 2007-09-19 Joseph Myers <joseph@codesourcery.com>
1495 * config/mips/sde.h: Switch to GPLv3.
1497 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
1499 * tree-sra.c (decide_block_copy): Decide if there are groups.
1501 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
1503 * config/m68k/m68k.c (output_move_himode): Remove jump table
1505 config/m68k/m68k.md (lea): Likewise.
1506 * config/m68k/m68k.c (print_operand_address): Use simple pc
1507 relative addressing.
1509 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
1511 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
1512 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
1514 (asm_insn_count): Pass template as second argument to it.
1515 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1516 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1517 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1518 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1519 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1520 (sh_insn_length_adjustment): Pass template as second argument to it.
1521 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
1523 * config/bfin/bfin.md (define_asm_attributes): New.
1525 2007-09-19 Jie Zhang <jie.zhang@analog.com>
1527 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
1529 * config/bfin/print-sysroot-suffix.sh: New.
1530 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
1531 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1532 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1533 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
1534 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1535 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1536 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
1537 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1538 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1539 (linux-sysroot-suffix.h): New target.
1540 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
1541 (mspecld-anomaly): Likewise.
1542 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
1543 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
1544 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
1545 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
1546 (bfin_si_revision): Declare.
1547 (bfin_workarounds): Declare.
1548 (WA_SPECULATIVE_LOADS): Define.
1549 (ENABLE_WA_SPECULATIVE_LOADS): Define.
1550 (WA_SPECULATIVE_SYNCS): Define.
1551 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
1552 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
1553 (LIB_SPEC): Add %s to the linker scripts.
1554 Use proper linker script for bf522, bf525, bf527,
1555 bf538, bf539, bf542, bf544, bf548, and bf549.
1556 * config/bfin/bfin.c (bfin_si_revision): Define.
1557 (bfin_workarounds): Define.
1558 (struct bfin_cpu): New.
1560 (bfin_handle_option): Handle silicon revision part of -mcpu option.
1561 (override_options): Set bfin_workarounds.
1562 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
1563 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
1564 ENABLE_WA_SPECULATIVE_LOADS.
1565 (bfin_reorg): Likewise.
1566 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1567 macros for bf522, bf525, bf527, bf538, bf539,
1568 bf542, bf544, bf548, and bf549.
1569 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
1570 Don't define __ID_SHARED_LIB__ when -msep-data.
1571 (TARGET_DEFAULT): Define as 0.
1572 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
1573 * doc/invoke.texi (Blackfin Options): Document silicon
1574 revision part of -mcpu option and it now accepts bf522, bf525,
1575 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
1577 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1579 * alias.c (memory_modified_1): Deconstify.
1580 (memory_modified_in_insn_p): Don't use const_note_stores.
1581 * rtl.h (const_note_stores): Delete.
1582 * rtlanal.c (const_note_stores): Likewise.
1584 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1586 * dse.c (find_shift_sequence): Temporarily revert to forbidding
1589 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1593 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
1594 (addsi_small_int): Likewise.
1595 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
1596 (one_cmplsi2): Likewise.
1598 (enter_func): Expand insn using hard_frame_pointer_rtx and
1601 * config/fr30/fr30.c (fr30_expand_prologue): Check for
1602 hard_frame_pointer_rtx instead of using REGNO() check.
1603 Properly sign extend GEN_INT() argument.
1605 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1607 * config/m68k/m68k.c (override_options): Remove USE_GAS,
1609 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
1610 alternatives with just jcc.
1611 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
1612 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
1613 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
1614 dbge_hi, dbge_si): Likewise.
1616 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1618 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
1619 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
1620 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
1621 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
1622 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
1624 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1626 * config/m68k/m68k-devices.def (51qe): New device.
1627 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
1628 to all uses of FL_FOR_isa_c for compatibility.
1629 (all_microarchs): Add cfv1 microarchitecture.
1630 (m68k_handle_option): Handle m51qe option.
1631 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
1632 (TUNE_CFV1): New macro.
1633 (enum uarch_type): Add ucfv1.
1634 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
1636 2007-09-18 Richard Guenther <rguenther@suse.de>
1638 PR tree-optimization/31863
1639 * tree-ssa-structalias.c (create_variable_info_for): Always
1640 free the fieldstack.
1642 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
1644 * opts.c (decode_options): Enable vectorization under -O3.
1646 2007-09-18 Richard Guenther <rguenther@suse.de>
1648 PR tree-optimization/33340
1649 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
1650 SSA_NAMEs that occur in abnormal PHI nodes.
1652 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1654 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
1655 Don't use const_get_call_expr_in.
1656 * tree-gimple.c (const_get_call_expr_in): Delete.
1657 * tree-gimple.h (const_get_call_expr_in): Likewise.
1659 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1661 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
1662 not yet have a basic block.
1663 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
1665 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1667 * config/mips/mips.c (mips_file_start): Add ".previous" directives
1668 to both ".section"s.
1670 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1672 * config/mips/mips.c (mips_output_mi_thunk): Use
1673 mips_function_ok_for_sibcall and const_call_insn_operand
1674 to determine if a direct sibcall is allowed. Use
1675 mips_classify_symbol to determine a global pointer is needed.
1677 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1679 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
1681 2007-09-17 Chao-ying Fu <fu@mips.com>
1682 Nigel Stephens <nigel@mips.com>
1684 * config/fixed-bit.h: New file.
1685 * config/fixed-bit.c: New file.
1686 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
1688 2007-09-18 Jakub Jelinek <jakub@redhat.com>
1690 * c-format.h (format_kind_info): Add alloc_char field.
1691 * c-format.c (scanf_flag_specs): Add 'm'.
1692 (scanf_flag_pairs): Add 'a', 'm' pair.
1693 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
1694 (format_types_orig): Add alloc_char fields.
1695 (check_format_info_main): Rename aflag to alloc_flag.
1696 Handle fki->alloc_char. modifier after width and before length
1697 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
1698 length modifiers as well.
1699 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
1702 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
1703 returned by build_call_expr.
1705 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1707 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
1708 NULL for variable-sized records too.
1709 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
1711 2007-09-17 Tom Tromey <tromey@redhat.com>
1713 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
1714 (c_builtin_function): Likewise.
1715 (grokdeclarator): Likewise.
1717 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
1719 PR rtl-optimization/26449
1720 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
1721 (seq_insns_valid_p): Removed.
1723 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1725 * tree-nomudflap.c (gate_mudflap): New static function.
1726 (pass_mudflap_1): Use it as gate function.
1727 (pass_mudflap_2): Likewise.
1729 2007-09-17 Jan Hubicka <jh@suse.cz>
1733 * loop-invariant.c (move_invariant_reg): Unshare sequence.
1735 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
1737 PR tree-optimization/33319
1738 * tree-vect-analyze.c (vect_same_range_drs): New.
1739 (vect_vfa_range_equal): New.
1740 (vect_is_duplicate_ddr): Removed.
1741 (vect_mark_for_runtime_alias_test): Do not perform marking when
1742 optimizing for size or max_param for alias checking is zero.
1743 Move the function before vect_analyze_data_ref_dependence.
1744 (vect_analyze_data_ref_dependence): Add call to
1745 vect_mark_for_runtime_alias_test in two cases when dependence
1747 (vect_analyze_data_ref_dependences): Do not call to
1748 vect_mark_for_runtime_alias_test.
1749 (vect_prune_runtime_alias_test_list): New.
1750 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
1751 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1752 Update vec_outside_cost.
1753 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
1754 (vect_create_cond_for_alias_checks): Build the base address of data
1755 reference from DR_GROUP_FIRST_DR.
1756 (vect_loop_versioning): New.
1757 (vect_transform_loop): Add a call to vect_loop_versioning.
1758 Remove factored out code.
1760 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1763 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
1766 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1768 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
1769 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
1770 Fix the call to insn_rtx_cost. Skip access sizes that require a
1771 real truncation of the store register. Use convert_move instead
1772 of gen_lowpart when narrowing the result.
1773 (replace_read): Use convert_move instead of gen_lowpart when
1774 narrowing the store rhs.
1776 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1778 * config/mips/mips.md (SHORT): Fix long line.
1779 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
1780 to QImode and HImode.
1782 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1784 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
1786 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
1788 * tree-parloops.c: New file.
1789 * tree-ssa-operands.h (free_stmt_operands): Declare.
1790 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
1792 * tree-pass.h (pass_parallelize_loops): Declare.
1793 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
1795 (build_omp_regions_1): Allow analysing just a single OMP region and
1797 ( build_omp_regions_root, omp_expand_local): New functions.
1798 (build_omp_regions): Add argument to build_omp_regions_1 call.
1799 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
1800 autoparallelization is run.
1801 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
1802 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
1803 pass_parallelize_loops): New.
1804 * common.opt (ftree-parallelize-loops): New.
1805 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
1806 parallelize_loops): Declare.
1807 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
1808 * Makefile.in (tree-parloops.o): Added.
1809 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
1811 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
1812 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
1813 one extra edge as well.
1814 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
1815 Use VEC_free to free doms vector.
1816 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
1817 operands. Recompute operand caches in the new function.
1818 (move_sese_region_to_fn): Update loop info.
1819 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
1820 * tree-ssa-operands.c (free_stmt_operands): New function.
1822 * doc/passes.texi: Document autoparallelization.
1823 * doc/invoke.texi (-ftree-parallelize-loops): New option.
1825 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1828 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
1831 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
1833 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
1834 the VEC is not NULL.
1835 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
1836 get_vectype_for_scalar_type succeeded.
1837 (vectorizable_conversion): Likewise.
1839 2007-09-14 Jan Hubicka <jh@suse.cz>
1841 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
1844 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
1847 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
1848 register when operands[2] equals operands[1].
1849 (remainderxf3): Ditto.
1851 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
1852 Nigel Stephens <nigel@mips.com>
1854 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
1855 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
1856 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
1858 (_Unwind_ForcedUnwind): Likewise.
1859 (_Unwind_Resume): Likewise.
1860 (_Unwind_Resume_or_Rethrow): Likewise.
1861 (_Unwind_Backtrace): Likewise.
1862 (_Unwind_SjLj_RaiseException): Likewise.
1863 (_Unwind_SjLj_ForcedUnwind): Likewise.
1864 (_Unwind_SjLj_Resume): Likewise.
1865 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
1866 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
1868 (_Unwind_ForcedUnwind): Likewise.
1869 (_Unwind_Resume): Likewise.
1870 (_Unwind_Resume_or_Rethrow): Likewise.
1871 (_Unwind_Backtrace): Likewise.
1872 * unwind-compat.c (_Unwind_Backtrace): Likewise.
1873 (_Unwind_ForcedUnwind): Likewise.
1874 (_Unwind_RaiseException): Likewise.
1875 (_Unwind_Resume): Likewise.
1876 (_Unwind_Resume_or_Rethrow): Likewise.
1878 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
1879 nomips16 mode when IN_LIBGCC2 with hard float.
1881 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
1883 * config/mips/sdemtk.opt: Update to GPLv3.
1884 * config/mips/sdemtk.h: Likewise.
1886 2007-09-14 Nigel Stephens <nigel@mips.com>
1888 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
1889 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
1890 for mipsisa32-*-linux*.
1892 2007-09-14 Nigel Stephens <nigel@mips.com>
1893 David Ung <davidu@mips.com>
1894 Thiemo Seufer <ths@mips.com>
1895 Richard Sandiford <richard@codesourcery.com>
1897 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
1898 * configure.ac: Add a mipssde threading type.
1899 * configure: Regenerate.
1900 * config/mips/sdemtk.h: New file.
1901 * config/mips/t-sdemtk: Likewise.
1902 * config/mips/sdemtk.opt: Likewise.
1903 * gthr-mipssde.h: Likewise.
1904 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
1905 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
1906 (MIPS_ICACHE_SYNC): New macro, split from ...
1907 * config/mips/mips.md (clear_cache): ...here.
1908 * config/mips/mips.c (mips_save_reg_p): Check
1909 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
1910 (build_mips16_function_stub): Use targetm.strip_name_encoding.
1911 (build_mips16_call_stub): Likewise.
1913 2007-09-14 Richard Sandiford <richard@codesourcery.com>
1915 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
1917 2007-09-14 Jakub Jelinek <jakub@redhat.com>
1920 * config/ia64/ia64.c (find_gr_spill): Don't decrement
1921 current_frame_info.n_local_regs. Don't return emitted local
1923 (ia64_compute_frame_size): Improve unwind hack to put
1924 RP, PFS, FP in that order by allowing some of the registers
1925 been already emitted, as long as they are emitted to the
1928 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1930 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
1931 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
1932 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
1934 2007-09-13 Eric Christopher <echristo@apple.com>
1935 Kenneth Zadeck <zadeck@naturalbridge.com>
1937 * dse.c (find_shift_sequence): New function.
1938 (replace_read): Add case to remove read if it requires shift.
1939 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
1941 2007-09-13 Tom Tromey <tromey@redhat.com>
1943 * c-common.c (fname_as_string): Update.
1944 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
1945 (c_lex_one_token): Update. Add 'parser' argument.
1946 (c_parser_simple_asm_expr): Update.
1947 (c_parser_attributes): Update.
1948 (c_parser_asm_statement): Update.
1949 (c_parser_asm_operands): Update.
1950 (c_parser_peek_token): Update.
1951 (c_parser_peek_2nd_token): Update.
1952 * c-lex.c (c_lex_string_translate): Remove.
1953 (c_lex_return_raw_strings): Likewise.
1954 (c_lex_with_flags): Added 'lex_flags' argument.
1955 (lex_string): Added 'translate' argument.
1956 * c-pragma.h (c_lex_with_flags): Update.
1957 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
1958 (C_LEX_STRING_NO_TRANSLATE): New define.
1959 (C_LEX_RAW_STRINGS): Likewise.
1961 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1964 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
1965 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
1966 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
1967 (bfin_init_builtins): Initialize __builtin_bfin_ones,
1968 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
1969 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
1970 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
1971 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
1972 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
1973 (bdesc_1arg): Add __builtin_bfin_ones.
1974 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
1975 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
1976 and __builtin_bfin_csqu_fr16.
1977 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
1978 (ones): New define_insn.
1979 (ssaddhi3_parts): New define_insn.
1980 (sssubhi3_parts): New define_insn.
1981 (flag_mulhi_parts): New define_insn.
1983 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
1985 * common.opt (femit-class-debug-always): Turn off by default.
1987 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1989 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
1990 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
1992 2007-09-13 James E. Wilson <wilson@specifix.com>
1994 PR tree-optimization/33389
1995 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
1996 then set build_loads before returning.
1998 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
1999 David Ung <davidu@mips.com>
2001 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
2002 {d}addiu and a negative immediate such that it works with MIPS16
2005 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
2008 * configure.ac (ld_vers): Support Linux linker.
2009 * configure: Regenerated.
2011 2007-09-13 Richard Sandiford <richard@codesourcery.com>
2012 Sandra Loosemore <sandra@codesourcery.com>
2014 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
2015 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
2016 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
2017 nomips16 into decl attributes.
2018 (TARGET_INSERT_ATTRIBUTES): Override.
2019 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
2020 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
2021 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
2022 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
2023 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
2024 (mips_use_mips16_mode_p): Reimplement as a function that takes
2025 a decl and considers only decl attributes. If the decl is nested
2026 function, use its parent attributes.
2027 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
2028 instead of SYMBOL_REF_MIPS16_FUNC_P.
2029 (mips_set_mips16_mode): Move call to sorry here from old
2030 mips_use_mips16_mode_p.
2031 (mflip_mips16_entry): New structure.
2032 (mflip_mips16_htab): New variable.
2033 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
2034 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
2035 (mips_merge_decl_attributes): New function.
2036 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
2037 Use mips_use_mips16_mode_p.
2038 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
2039 SYMBOL_REF_MIPS16_FUNC_P.
2040 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
2042 2007-09-13 Richard Sandiford <richard@codesourcery.com>
2044 * c-parser.c (c_parser_struct_declaration): Check for a null return.
2046 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2049 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
2051 2007-09-12 Michael Meissner <michael.meissner@amd.com>
2052 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2053 Tony Linthicum <tony.linthicum@amd.com>
2055 * tree.h (function_args_iterator): New type to iterate over
2057 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
2058 function arguments providing a pointer to the argument.
2059 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
2060 function arguments providing the argument.
2061 (function_args_iter_init): Inline function to initialize
2062 function_args_iterator.
2063 (function_args_iter_cond_ptr): Inline function to return the next
2064 pointer to hold the argument.
2065 (function_args_iter_cond): Inline function to return the next
2067 (function_args_iter_cond_next): Advance the function args
2069 (stdarg_p): New function, return true if variable argument
2071 (prototype_p): New function, return true if function is
2073 (function_args_count): New function, count the number of arguments
2076 * tree.c (stdarg_p): New function, return true if variable
2078 (prototype_p): New function, return true if function is
2081 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
2082 (TARGET_ROUND): New macro for the round/ptest instructions which
2083 are shared between SSE4.1 and SSE5.
2084 (OPTION_MASK_ISA_ROUND): Ditto.
2085 (OPTION_ISA_ROUND): Ditto.
2086 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
2087 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
2089 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
2090 (-mfused-madd): New switch to give users control over whether the
2091 compiler optimizes to use the multiply/add SSE5 instructions.
2093 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
2094 m_ATHLON_K8_AMDFAM10, and change all uses.
2095 (enum pta_flags): Add PTA_SSE5.
2096 (ix86_handle_option): Turn off 3dnow if -msse5.
2097 (override_options): Add SSE5 support.
2098 (print_operand): %Y prints comparison codes for SSE5 com/pcom
2100 (ix86_expand_sse_movcc): Add SSE5 support.
2101 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
2102 vector type to the next largest size.
2103 (ix86_expand_sse5_pack): New function to use pperm to pack a
2104 vector type to the next smallest size.
2105 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
2106 (IX86_BUILTIN_FMADDSD): Ditto.
2107 (IX86_BUILTIN_FMADDPS): Ditto.
2108 (IX86_BUILTIN_FMADDPD): Ditto.
2109 (IX86_BUILTIN_FMSUBSS): Ditto.
2110 (IX86_BUILTIN_FMSUBSD): Ditto.
2111 (IX86_BUILTIN_FMSUBPS): Ditto.
2112 (IX86_BUILTIN_FMSUBPD): Ditto.
2113 (IX86_BUILTIN_FNMADDSS): Ditto.
2114 (IX86_BUILTIN_FNMADDSD): Ditto.
2115 (IX86_BUILTIN_FNMADDPS): Ditto.
2116 (IX86_BUILTIN_FNMADDPD): Ditto.
2117 (IX86_BUILTIN_FNMSUBSS): Ditto.
2118 (IX86_BUILTIN_FNMSUBSD): Ditto.
2119 (IX86_BUILTIN_FNMSUBPS): Ditto.
2120 (IX86_BUILTIN_FNMSUBPD): Ditto.
2121 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
2122 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
2123 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
2124 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
2125 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
2126 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
2127 (IX86_BUILTIN_PPERM): Ditto.
2128 (IX86_BUILTIN_PERMPS): Ditto.
2129 (IX86_BUILTIN_PERMPD): Ditto.
2130 (IX86_BUILTIN_PMACSSWW): Ditto.
2131 (IX86_BUILTIN_PMACSWW): Ditto.
2132 (IX86_BUILTIN_PMACSSWD): Ditto.
2133 (IX86_BUILTIN_PMACSWD): Ditto.
2134 (IX86_BUILTIN_PMACSSDD): Ditto.
2135 (IX86_BUILTIN_PMACSDD): Ditto.
2136 (IX86_BUILTIN_PMACSSDQL): Ditto.
2137 (IX86_BUILTIN_PMACSSDQH): Ditto.
2138 (IX86_BUILTIN_PMACSDQL): Ditto.
2139 (IX86_BUILTIN_PMACSDQH): Ditto.
2140 (IX86_BUILTIN_PMADCSSWD): Ditto.
2141 (IX86_BUILTIN_PMADCSWD): Ditto.
2142 (IX86_BUILTIN_PHADDBW): Ditto.
2143 (IX86_BUILTIN_PHADDBD): Ditto.
2144 (IX86_BUILTIN_PHADDBQ): Ditto.
2145 (IX86_BUILTIN_PHADDWD): Ditto.
2146 (IX86_BUILTIN_PHADDWQ): Ditto.
2147 (IX86_BUILTIN_PHADDDQ): Ditto.
2148 (IX86_BUILTIN_PHADDUBW): Ditto.
2149 (IX86_BUILTIN_PHADDUBD): Ditto.
2150 (IX86_BUILTIN_PHADDUBQ): Ditto.
2151 (IX86_BUILTIN_PHADDUWD): Ditto.
2152 (IX86_BUILTIN_PHADDUWQ): Ditto.
2153 (IX86_BUILTIN_PHADDUDQ): Ditto.
2154 (IX86_BUILTIN_PHSUBBW): Ditto.
2155 (IX86_BUILTIN_PHSUBWD): Ditto.
2156 (IX86_BUILTIN_PHSUBDQ): Ditto.
2157 (IX86_BUILTIN_PROTB): Ditto.
2158 (IX86_BUILTIN_PROTW): Ditto.
2159 (IX86_BUILTIN_PROTD): Ditto.
2160 (IX86_BUILTIN_PROTQ): Ditto.
2161 (IX86_BUILTIN_PROTB_IMM): Ditto.
2162 (IX86_BUILTIN_PROTW_IMM): Ditto.
2163 (IX86_BUILTIN_PROTD_IMM): Ditto.
2164 (IX86_BUILTIN_PROTQ_IMM): Ditto.
2165 (IX86_BUILTIN_PSHLB): Ditto.
2166 (IX86_BUILTIN_PSHLW): Ditto.
2167 (IX86_BUILTIN_PSHLD): Ditto.
2168 (IX86_BUILTIN_PSHLQ): Ditto.
2169 (IX86_BUILTIN_PSHAB): Ditto.
2170 (IX86_BUILTIN_PSHAW): Ditto.
2171 (IX86_BUILTIN_PSHAD): Ditto.
2172 (IX86_BUILTIN_PSHAQ): Ditto.
2173 (IX86_BUILTIN_FRCZSS): Ditto.
2174 (IX86_BUILTIN_FRCZSD): Ditto.
2175 (IX86_BUILTIN_FRCZPS): Ditto.
2176 (IX86_BUILTIN_FRCZPD): Ditto.
2177 (IX86_BUILTIN_CVTPH2PS): Ditto.
2178 (IX86_BUILTIN_CVTPS2PH): Ditto.
2179 (IX86_BUILTIN_COMEQSS): Ditto.
2180 (IX86_BUILTIN_COMNESS): Ditto.
2181 (IX86_BUILTIN_COMLTSS): Ditto.
2182 (IX86_BUILTIN_COMLESS): Ditto.
2183 (IX86_BUILTIN_COMGTSS): Ditto.
2184 (IX86_BUILTIN_COMGESS): Ditto.
2185 (IX86_BUILTIN_COMUEQSS): Ditto.
2186 (IX86_BUILTIN_COMUNESS): Ditto.
2187 (IX86_BUILTIN_COMULTSS): Ditto.
2188 (IX86_BUILTIN_COMULESS): Ditto.
2189 (IX86_BUILTIN_COMUGTSS): Ditto.
2190 (IX86_BUILTIN_COMUGESS): Ditto.
2191 (IX86_BUILTIN_COMORDSS): Ditto.
2192 (IX86_BUILTIN_COMUNORDSS): Ditto.
2193 (IX86_BUILTIN_COMFALSESS): Ditto.
2194 (IX86_BUILTIN_COMTRUESS): Ditto.
2195 (IX86_BUILTIN_COMEQSD): Ditto.
2196 (IX86_BUILTIN_COMNESD): Ditto.
2197 (IX86_BUILTIN_COMLTSD): Ditto.
2198 (IX86_BUILTIN_COMLESD): Ditto.
2199 (IX86_BUILTIN_COMGTSD): Ditto.
2200 (IX86_BUILTIN_COMGESD): Ditto.
2201 (IX86_BUILTIN_COMUEQSD): Ditto.
2202 (IX86_BUILTIN_COMUNESD): Ditto.
2203 (IX86_BUILTIN_COMULTSD): Ditto.
2204 (IX86_BUILTIN_COMULESD): Ditto.
2205 (IX86_BUILTIN_COMUGTSD): Ditto.
2206 (IX86_BUILTIN_COMUGESD): Ditto.
2207 (IX86_BUILTIN_COMORDSD): Ditto.
2208 (IX86_BUILTIN_COMUNORDSD): Ditto.
2209 (IX86_BUILTIN_COMFALSESD): Ditto.
2210 (IX86_BUILTIN_COMTRUESD): Ditto.
2211 (IX86_BUILTIN_COMEQPS): Ditto.
2212 (IX86_BUILTIN_COMNEPS): Ditto.
2213 (IX86_BUILTIN_COMLTPS): Ditto.
2214 (IX86_BUILTIN_COMLEPS): Ditto.
2215 (IX86_BUILTIN_COMGTPS): Ditto.
2216 (IX86_BUILTIN_COMGEPS): Ditto.
2217 (IX86_BUILTIN_COMUEQPS): Ditto.
2218 (IX86_BUILTIN_COMUNEPS): Ditto.
2219 (IX86_BUILTIN_COMULTPS): Ditto.
2220 (IX86_BUILTIN_COMULEPS): Ditto.
2221 (IX86_BUILTIN_COMUGTPS): Ditto.
2222 (IX86_BUILTIN_COMUGEPS): Ditto.
2223 (IX86_BUILTIN_COMORDPS): Ditto.
2224 (IX86_BUILTIN_COMUNORDPS): Ditto.
2225 (IX86_BUILTIN_COMFALSEPS): Ditto.
2226 (IX86_BUILTIN_COMTRUEPS): Ditto.
2227 (IX86_BUILTIN_COMEQPD): Ditto.
2228 (IX86_BUILTIN_COMNEPD): Ditto.
2229 (IX86_BUILTIN_COMLTPD): Ditto.
2230 (IX86_BUILTIN_COMLEPD): Ditto.
2231 (IX86_BUILTIN_COMGTPD): Ditto.
2232 (IX86_BUILTIN_COMGEPD): Ditto.
2233 (IX86_BUILTIN_COMUEQPD): Ditto.
2234 (IX86_BUILTIN_COMUNEPD): Ditto.
2235 (IX86_BUILTIN_COMULTPD): Ditto.
2236 (IX86_BUILTIN_COMULEPD): Ditto.
2237 (IX86_BUILTIN_COMUGTPD): Ditto.
2238 (IX86_BUILTIN_COMUGEPD): Ditto.
2239 (IX86_BUILTIN_COMORDPD): Ditto.
2240 (IX86_BUILTIN_COMUNORDPD): Ditto.
2241 (IX86_BUILTIN_COMFALSEPD): Ditto.
2242 (IX86_BUILTIN_COMTRUEPD): Ditto.
2243 (IX86_BUILTIN_PCOMEQUB): Ditto.
2244 (IX86_BUILTIN_PCOMNEUB): Ditto.
2245 (IX86_BUILTIN_PCOMLTUB): Ditto.
2246 (IX86_BUILTIN_PCOMLEUB): Ditto.
2247 (IX86_BUILTIN_PCOMGTUB): Ditto.
2248 (IX86_BUILTIN_PCOMGEUB): Ditto.
2249 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2250 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2251 (IX86_BUILTIN_PCOMEQUW): Ditto.
2252 (IX86_BUILTIN_PCOMNEUW): Ditto.
2253 (IX86_BUILTIN_PCOMLTUW): Ditto.
2254 (IX86_BUILTIN_PCOMLEUW): Ditto.
2255 (IX86_BUILTIN_PCOMGTUW): Ditto.
2256 (IX86_BUILTIN_PCOMGEUW): Ditto.
2257 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2258 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2259 (IX86_BUILTIN_PCOMEQUD): Ditto.
2260 (IX86_BUILTIN_PCOMNEUD): Ditto.
2261 (IX86_BUILTIN_PCOMLTUD): Ditto.
2262 (IX86_BUILTIN_PCOMLEUD): Ditto.
2263 (IX86_BUILTIN_PCOMGTUD): Ditto.
2264 (IX86_BUILTIN_PCOMGEUD): Ditto.
2265 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2266 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2267 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2268 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2269 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2270 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2271 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2272 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2273 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2274 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2275 (IX86_BUILTIN_PCOMEQB): Ditto.
2276 (IX86_BUILTIN_PCOMNEB): Ditto.
2277 (IX86_BUILTIN_PCOMLTB): Ditto.
2278 (IX86_BUILTIN_PCOMLEB): Ditto.
2279 (IX86_BUILTIN_PCOMGTB): Ditto.
2280 (IX86_BUILTIN_PCOMGEB): Ditto.
2281 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2282 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2283 (IX86_BUILTIN_PCOMEQW): Ditto.
2284 (IX86_BUILTIN_PCOMNEW): Ditto.
2285 (IX86_BUILTIN_PCOMLTW): Ditto.
2286 (IX86_BUILTIN_PCOMLEW): Ditto.
2287 (IX86_BUILTIN_PCOMGTW): Ditto.
2288 (IX86_BUILTIN_PCOMGEW): Ditto.
2289 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2290 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2291 (IX86_BUILTIN_PCOMEQD): Ditto.
2292 (IX86_BUILTIN_PCOMNED): Ditto.
2293 (IX86_BUILTIN_PCOMLTD): Ditto.
2294 (IX86_BUILTIN_PCOMLED): Ditto.
2295 (IX86_BUILTIN_PCOMGTD): Ditto.
2296 (IX86_BUILTIN_PCOMGED): Ditto.
2297 (IX86_BUILTIN_PCOMFALSED): Ditto.
2298 (IX86_BUILTIN_PCOMTRUED): Ditto.
2299 (IX86_BUILTIN_PCOMEQQ): Ditto.
2300 (IX86_BUILTIN_PCOMNEQ): Ditto.
2301 (IX86_BUILTIN_PCOMLTQ): Ditto.
2302 (IX86_BUILTIN_PCOMLEQ): Ditto.
2303 (IX86_BUILTIN_PCOMGTQ): Ditto.
2304 (IX86_BUILTIN_PCOMGEQ): Ditto.
2305 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2306 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2307 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
2308 OPTION_MASK_ISA_ROUND for instructions that are shared between
2310 (bdesc_2arg): Ditto.
2311 (bdesc_sse_3arg): Ditto.
2312 (enum multi_arg_type): New enum for describing the various SSE5
2313 intrinsic argument types.
2314 (bdesc_multi_arg): New table for SSE5 intrinsics.
2315 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2316 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2318 (ix86_expand_builtin): Add SSE5 intrinsic support.
2319 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2320 operand instructions.
2321 (ix86_expand_sse5_multiple_memory): New function to split the
2322 second memory reference from SSE5 instructions.
2323 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2324 (ix86_return_pops_args): Use stdarg_p to determine if the function
2325 has variable arguments.
2326 (ix86_setup_incoming_varargs): Ditto.
2327 (x86_this_parameter): Ditto.
2329 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2331 (ix86_expand_sse5_pack): Ditto.
2332 (ix86_sse5_valid_op_p): Ditto.
2333 (ix86_expand_sse5_multiple_memory): Ditto.
2335 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2336 constant for SSE5 support.
2337 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2338 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2339 (UNSPEC_SSE5_PERMUTE): Ditto.
2340 (UNSPEC_SSE5_ASHIFT): Ditto.
2341 (UNSPEC_SSE5_LSHIFT): Ditto.
2342 (UNSPEC_FRCZ): Ditto.
2343 (UNSPEC_CVTPH2PS): Ditto.
2344 (UNSPEC_CVTPS2PH): Ditto.
2345 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2347 (COM_FALSE_S): Ditto.
2348 (COM_FALSE_P): Ditto.
2349 (COM_TRUE_S): Ditto.
2350 (COM_TRUE_P): Ditto.
2351 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2352 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2354 (memory attribute): Ditto.
2355 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2356 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2357 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2358 (floor<mode>2): Ditto.
2359 (ceil<mode>2): Ditto.
2360 (btrunc<mode>2): Ditto.
2361 (nearbyintdf2): Ditto.
2362 (nearbyintsf2): Ditto.
2363 (sse_setccsf): Disable if SSE5.
2364 (sse_setccdf): Ditto.
2365 (sse5_setcc<mode>): New support for SSE5 conditional move.
2366 (sse5_pcmov_<mode>): Ditto.
2368 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2370 (SSEMODEF2P): Ditto.
2371 (ssemodesuffixf4): New mode attribute for SSE5.
2372 (ssemodesuffixf2s): Ditto.
2373 (ssemodesuffixf2c): Ditto.
2374 (sserotatemax): Ditto.
2375 (ssescalarmode): Ditto.
2376 (sse_maskcmpv4sf3): Disable if SSE5.
2377 (sse_maskcmpv2df3): Ditto.
2378 (sse_vmmaskcmpv4sf3): Ditto.
2379 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
2381 (sse5_vmfmadd<mode>4): Ditto.
2382 (sse5_fmsub<mode>4): Ditto.
2383 (sse5_vmfmsub<mode>4): Ditto.
2384 (sse5_fnmadd<mode>4): Ditto.
2385 (sse5_vmfnmadd<mode>4): Ditto.
2386 (sse5_fnmsub<mode>4): Ditto.
2387 (sse5_vmfnmsub<mode>4): Ditto.
2388 (sse5i_fmadd<mode>4): Ditto.
2389 (sse5i_fmsub<mode>4): Ditto.
2390 (sse5i_fnmadd<mode>4): Ditto.
2391 (sse5i_fnmsub<mode>4): Ditto.
2392 (sse5i_vmfmadd<mode>4): Ditto.
2393 (sse5i_vmfmsub<mode>4): Ditto.
2394 (sse5i_vmfnmadd<mode>4): Ditto.
2395 (sse5i_vmfnmsub<mode>4): Ditto.
2396 (mulv16qi3): Add SSE5 support.
2398 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2399 (sse2_mulv4si3): Disable if SSE5.
2400 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2401 (sse4_1_roundps): Ditto.
2402 (sse4_1_roundsd): Ditto.
2403 (sse4_1_roundss): Ditto.
2404 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2406 (sse_maskcmpsf3): Ditto.
2407 (sse_vmmaskcmpv4sf3): Ditto.
2408 (sse2_maskcmpv2df3): Ditto.
2409 (sse2_maskcmpdf3): Ditto.
2410 (sse2_vmmaskcmpv2df3): Ditto.
2411 (sse2_eq<mode>3): Ditto.
2412 (sse2_gt<mode>3): Ditto.
2413 (sse5_pcmov_<mode>): Add SSE5 support.
2414 (vec_unpacku_hi_v16qi): Ditto.
2415 (vec_unpacks_hi_v16qi): Ditto.
2416 (vec_unpacku_lo_v16qi): Ditto.
2417 (vec_unpacks_lo_v16qi): Ditto.
2418 (vec_unpacku_hi_v8hi): Ditto.
2419 (vec_unpacks_hi_v8hi): Ditto.
2420 (vec_unpacku_lo_v8hi): Ditto.
2421 (vec_unpacks_lo_v8hi): Ditto.
2422 (vec_unpacku_hi_v4si): Ditto.
2423 (vec_unpacks_hi_v4si): Ditto.
2424 (vec_unpacku_lo_v4si): Ditto.
2425 (vec_unpacks_lo_v4si): Ditto.
2426 (sse5_pmacsww): New SSE5 intrinsic insn.
2427 (sse5_pmacssww): Ditto.
2428 (sse5_pmacsdd): Ditto.
2429 (sse5_pmacssdd): Ditto.
2430 (sse5_pmacssdql): Ditto.
2431 (sse5_pmacssdqh): Ditto.
2432 (sse5_pmacsdqh): Ditto.
2433 (sse5_pmacsswd): Ditto.
2434 (sse5_pmacswd): Ditto.
2435 (sse5_pmadcsswd): Ditto.
2436 (sse5_pmadcswd): Ditto.
2437 (sse5_pcmov_<move>): Conditional move support on SSE5.
2438 (sse5_phaddbw): New SSE5 intrinsic insn.
2439 (sse5_phaddbd): Ditto.
2440 (sse5_phaddbq): Ditto.
2441 (sse5_phaddwd): Ditto.
2442 (sse5_phaddwq): Ditto.
2443 (sse5_phadddq): Ditto.
2444 (sse5_phaddubw): Ditto.
2445 (sse5_phaddubd): Ditto.
2446 (sse5_phaddubq): Ditto.
2447 (sse5_phadduwd): Ditto.
2448 (sse5_phadduwq): Ditto.
2449 (sse5_phaddudq): Ditto.
2450 (sse5_phsubbw): Ditto.
2451 (sse5_phsubwd): Ditto.
2452 (sse5_phsubdq): Ditto.
2453 (sse5_pperm): Ditto.
2454 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2455 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2456 (sse5_pperm_sign_v8hi_v4si): Ditto.
2457 (sse5_pperm_zero_v8hi_v4si): Ditto.
2458 (sse5_pperm_sign_v4si_v2di): Ditto.
2459 (sse5_pperm_sign_v4si_v2di): Ditto.
2460 (sse5_pperm_pack_v2di_v4si): Ditto.
2461 (sse5_pperm_pack_v4si_v8hi): Ditto.
2462 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2463 (sse5_perm<mode>): New SSE5 intrinsic insn.
2464 (rotl<mode>3): Ditto.
2465 (sse5_rotl<mode>3): Ditto.
2466 (sse5_ashl<mode>3): Ditto.
2467 (sse5_lshl<mode>3): Ditto.
2468 (sse5_frcz<mode>2): Ditto.
2469 (sse5s_frcz<mode>2): Ditto.
2470 (sse5_cvtph2ps): Ditto.
2471 (sse5_cvtps2ph): Ditto.
2472 (sse5_vmmaskcmp<mode>3): Ditto.
2473 (sse5_com_tf<mode>3): Ditto.
2474 (sse5_maskcmp<mode>3): Ditto.
2475 (sse5_maskcmp_uns<mode>3): Ditto.
2476 (sse5_maskcmp_uns2<mode>3): Ditto.
2477 (sse5_pcom_tf<mode>3): Ditto.
2479 * config/i386/predicates.md (const_0_to_31_operand): New predicate
2481 (sse5_comparison_float_operator): New predicate to match the
2482 comparison operators supported by the SSE5 com instruction.
2483 (ix86_comparison_int_operator): New predicate to match just the
2484 signed int comparisons.
2485 (ix86_comparison_uns_operator): New predicate to match just the
2486 unsigned int comparisons.
2488 * doc/invoke.texi (-msse5): Add documentation.
2489 (-mfused-madd): Ditto.
2491 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2493 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2495 (x86_64-*-*): Ditto.
2497 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2499 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2500 intrinisics for SSE5.
2502 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2505 * config/i386/mmintrin-common.h: New file, to contain common
2506 instructions between SSE4.1 and SSE5.
2508 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2509 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2510 (gen_regparm_prefix): Ditto.
2512 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2513 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2514 prototype_p to determine if a function is prototyped.
2516 2007-09-12 Janis Johnson <janis187@us.ibm.com>
2518 * config/dfp-bit.c (dfp_conversion_exception): New function.
2519 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
2520 (DFP_TO_INT): Ditto.
2521 (INT_TO_DFP): Ditto.
2522 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
2524 2007-09-12 Jakub Jelinek <jakub@redhat.com>
2527 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
2528 before sp restoration even when total_size is 0, but
2529 frame_pointer_needed.
2531 2007-09-12 Bob Wilson <bob.wilson@acm.org>
2533 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
2534 (xtensa_copy_incoming_a7): Use start_sequence instead of
2535 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
2536 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
2537 of the saveregs sequence.
2539 2007-09-12 Richard Sandiford <richard@codesourcery.com>
2541 * c-tree.h (grokfield): Add a "tree *" argument.
2542 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
2543 Chain nested decl attributes to it. Don't call decl_attributes here.
2544 (groktypename): Pass grokdeclarator a pointer to the attribute list.
2545 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
2546 (grokfield): Take a pointer to the decl's attributes and pass
2547 it to grokdeclarator.
2548 * c-parser.c (c_parser_struct_declaration): Update the calls to
2549 grokfield. Call decl_attributes for anonymous struct and union
2552 2007-09-12 Jan Hubicka <jh@suse.cz>
2554 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
2556 2007-09-12 Ira Rosen <irar@il.ibm.com>
2558 PR tree-optimization/32377
2559 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
2560 between positive and negative dependence distance using DDR_REVERSED_P.
2562 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
2564 PR tree-optimization/33373
2565 * tree-vect-analyze (vect_determine_vectorization_factor): Call
2566 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
2568 2007-09-12 Jan Hubicka <jh@suse.cz>
2571 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
2574 2007-09-12 Christian Bruel <christian.bruel@st.com>
2576 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
2577 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
2579 2007-09-12 Ira Rosen <irar@il.ibm.com>
2581 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
2582 for oprnd1 if not required.
2583 (vectorizable_operation): Use scalar operand in SLP in case of
2584 shift with scalar argument.
2586 2007-09-12 Ira Rosen <irar@il.ibm.com>
2588 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
2591 2007-09-11 James E. Wilson <wilson@specifix.com>
2593 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
2594 TARGET_UNWIND_INFO is defined.
2595 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
2598 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
2600 * config/sh/sh.c (calc_live_regs): Use
2601 current_function_saves_all_registers instead of
2602 current_function_has_nonlocal_label.
2603 (sh_allocate_initial_value): Likewise.
2604 (sh_get_pr_initial_val): Likewise.
2605 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
2606 * config/sh/sh.md (load_ra): Likewise.
2608 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
2610 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
2613 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
2614 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
2616 2007-09-12 Sa Liu <saliu@de.ibm.com>
2618 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
2619 operands to DFmode GE or LE compares.
2621 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2623 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
2624 REG_CLASS_NAMES): Add P0REGS.
2625 (REGNO_REG_CLASS): Return it where appropriate.
2626 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
2627 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
2628 * doc/md.texi (Blackfin family): Document 'q' constraints.
2630 2007-09-11 Steve Kenton <skenton@ou.edu>
2632 * pa/linux-unwind.h: Guard with inhibit_libc.
2633 * pa/hpux-unwind.h: Likewise.
2635 2007-09-11 David Daney <ddaney@avtrex.com>
2637 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
2638 * doc/install.texi: Document new --with-llsc and --without-llsc
2640 * config.gcc: Handle --with-llsc and --without-llsc configure options.
2641 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
2642 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
2644 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
2645 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2646 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2647 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2648 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
2649 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
2650 * config/mips/mips.opt (mllsc): New option.
2651 * config/mips/mips.c (mips_llsc): Define variable.
2652 (mips_handle_option): Handle mllsc option.
2653 (override_options): Set mips_print_operand_punct for '|' and '-'.
2654 (print_operand): Add new %| and %- operand codes.
2655 * config/mips/mips.h (mips_llsc_setting): New enum type.
2656 (mips_llsc): Declare.
2657 (OPTION_DEFAULT_SPECS): Add llsc handling.
2658 (GENERATE_SYNC): New macro.
2659 (GENERATE_LL_SC): New macro.
2660 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
2661 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2662 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
2663 in %| and %- operand codes.
2665 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
2667 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
2668 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
2670 2007-09-11 Jason Merrill <jason@redhat.com>
2673 * stor-layout.c (layout_decl): Do pack variable size fields.
2675 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
2677 * config/m68k/predicates.md (movsi_const0_operand,
2678 non_symbolic_call_operand): New predicates.
2680 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
2682 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
2683 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
2684 CW, CZ, CS, Ap and Ac.
2686 * config/m68k/m68k.md (UNSPEC_IB): New constant.
2687 (constraints.md): New include.
2688 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
2689 opx_mem, opy_mem, op_mem, guess, split): New attributes.
2690 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
2692 (pushdi): Add split.
2693 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
2694 attributes. Split tstsi_internal_68020_cf from it.
2695 (tstsi_internal_68020_cf): New pattern.
2696 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
2697 (tst<mode>_cf): Specify attributea.
2698 (cmpsi_cf): Name pattern. Specify attributes.
2699 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
2700 (pushexthisi_const): Fix to use alternatives. Specify
2702 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
2703 from it. Fix to use alternatives. Specify attributes.
2704 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
2705 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
2707 (movsf_cf_soft): Specify attributes.
2708 (movdf_cf_soft): Add split.
2709 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
2710 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
2711 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
2712 (truncdfsf2_68881): Name pattern. Specify attributes.
2713 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
2714 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
2715 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
2717 (addsi3_5200): Fix to use alternatives. Specify attributes.
2719 (add<mode>3_cf, subdi_dishl32): Specify attributes.
2720 (subsi3): Add alternative for subq.l. Specify attributes.
2721 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
2722 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
2724 (umulhisi3): Specify attributes.
2725 (mulhisisi3_z): Name pattern. Specify attributes.
2726 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
2727 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
2728 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
2729 bsetmemqi): Specify attributes.
2730 (bsetmemqi_ext): Name pattern. Specify attributes.
2731 (bclrmemqi): Specify attributes.
2732 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
2733 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
2735 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
2736 pattern. Specify attributes.
2737 (jump): Specify attributes.
2738 (tablejump_internal): Name pattern. Specify attributes.
2739 (call_value): Split into non_symbolic_call_value,
2740 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
2741 alternatives. Specify attributes.
2742 (non_symbolic_call_value, symbolic_call_value_jsr,
2743 symbolic_call_value_bsr): New patterns.
2744 (nop, return, unlink, indirect_jump): Specify attributes.
2745 (trap): Fix condition. Specify attributes.
2748 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
2749 (override_options): Initialize it. Initialize m68k_sched_cpu.
2750 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
2751 (const_method): Make global, rename to m68k_const_method.
2752 (const_int_cost, output_move_const_into_data_reg): Update.
2753 (output_move_double): Parametrize to emit rtl code, rename to
2755 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
2756 emit_movsi): New static functions.
2757 (output_move_double): New function with semantics of old
2759 (m68k_emit_move_double): New function.
2760 (m68k_sched_cpu): New variable.
2761 (attr_op_type): New enum.
2762 (sched_guess_p): New variable.
2763 (sched_address_type, sched_operand_type, sched_attr_op_type):
2764 New static functions.
2765 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2766 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
2767 (sched_branch_type): New static variable.
2768 (m68k_sched_branch_type): New function.
2769 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
2770 (m68k_symbolic_call_var): Declare.
2771 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
2772 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
2773 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2774 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
2777 2007-09-11 Jakub Jelinek <jakub@redhat.com>
2779 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
2780 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
2781 error if __builtin_va_arg_pack_len () wasn't optimized out during
2783 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
2784 with the number of inline's anonymous arguments.
2785 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
2787 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
2789 * fold-const.c (extract_muldiv_1): Do not simplify
2792 2007-09-11 Jan Hubicka <jh@suse.cz>
2794 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
2795 (TARGET_INTER_UNIT_CONVERSIONS): New.
2796 * i386.md (floatsi expanders): Remove redundant check for SImode
2797 source; offload to memory when asked for.
2798 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
2799 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2801 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
2802 floatsidf2_mixed_memory, floatsidf2_sse_memory
2803 floatdisf2_mixed_memory, floatsisf2_sse_memory,
2804 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
2806 2007-09-11 Jan Hubicka <jh@suse.cz>
2808 * toplev.c (process_options): all frontends now do unit-at-a-time.
2809 * cgraphunit.c: update comments.
2810 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
2811 * c-decl.c (finish_function): use cgraph_add_new_function.
2812 * function.c (expand_function_end): We are always unit-at-a-time.
2814 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2816 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
2817 settings for MIPS16.
2818 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
2820 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2822 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
2823 SYMBOL_FORCE_TO_MEM constants.
2824 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
2825 (mips16_rewrite_pool_refs_info): New structure.
2826 (mips16_rewrite_pool_constant): New function, split out from...
2827 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
2828 mips16_rewrite_pool_refs_info structure rather than a pointer
2829 to a constant pool. Force force_to_mem_operands into memory.
2830 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
2831 * config/mips/predicates.md (force_to_mem_operand): New predicate.
2832 * config/mips/constraints.md (kf): New constraint.
2833 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
2834 (*movsi_mips16): Likewise.
2836 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2837 Nigel Stephens <nigel@mips.com>
2838 David Ung <davidu@mips.com>
2840 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
2841 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
2842 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
2843 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
2844 (mips_zero_extend_cost): New functions.
2845 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
2846 Use the new functions. Tweak many cost estimates, both here
2847 and in the new subroutines. Return false when the cost of the
2848 operands has not been calculated. Check for *clear_upper32.
2849 Check for floating-point multiply-add, reciprocal and rsqrt
2850 patterns. Handle comparison and rotation codes.
2852 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
2854 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
2856 * config/i386/i386.c (get_dllimport_decl): Don't strip
2859 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2862 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
2863 declarations to top.
2864 (DFP_TO_BFP): Use for either XFmode or TFmode.
2865 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
2867 * config/dfp-bit.h: Include float.h.
2868 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
2869 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
2870 which doesn't mean the same thing.
2871 (BFP_KIND): Use 4 to mean TFmode.
2872 (BFP_FMT): Specify the number of decimal digits based on the
2873 number of mantissa digits.
2874 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
2875 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
2876 (STR_TO_BFP): Use strtold for XFmode or TFmode.
2877 (TFtype): Define if TFmode is supported.
2878 * doc/libgcc.texi (Decimal float library routines): Document
2879 TF conversion functions.
2881 2007-09-10 Chao-ying Fu <fu@mips.com>
2883 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
2884 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2885 (mips_emit_compare): Process fixed-point modes.
2886 (mips_pad_arg_upward): Support fixed-point types.
2887 (override_options): Allow fixed-point modes in accumulators.
2888 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
2889 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
2890 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
2891 (mips_scalar_mode_supported_p): New function to accept fixed-point
2892 modes if the width is not greater than two BITS_PER_WORD.
2893 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2894 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2895 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2896 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2897 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
2899 ("IMODE"): New mode attribute.
2900 (mips-fixed.md): Include.
2901 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
2903 * config/mips/mips-fixed.md: New file.
2905 2007-09-11 Ben Elliston <bje@au.ibm.com>
2907 * config/spu/spu.md: Formatting fixes.
2909 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2911 * config/dfp-bit.c (dfp_unary_func): Delete.
2912 (dfp_unary_op): Delete.
2913 (dfp_binary_op): Use decFloat functions instead of decNumber
2914 functions for binary operations.
2915 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
2916 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
2918 (dfp_compare_op): Use decFloat functions insteadof decNumber
2919 functions for comparisons.
2920 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
2921 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
2923 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
2924 call to dxx_binary_op and decFloat function.
2925 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
2926 calls to dxx_binary_op and decFloat function.
2927 * config/dfp-bit.h: Include decFloat header files.
2928 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
2929 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
2930 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
2931 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
2933 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
2934 Jan Sjodin <jan.sjodin@amd.com>
2936 * tree-vect-analyze.c (vect_analyze_operations): Change
2937 comparison of loop iterations with threshold to less than
2938 or equal to instead of less than. Reduce
2939 min_scalar_loop_bound by one.
2940 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2941 Change prologue and epilogue iterations estimate to vf/2,
2942 when unknown at compile-time. Change versioning guard
2943 cost to taken_branch_cost. If peeling for alignment is
2944 unknown at compile-time, change peel guard costs to one
2945 taken branch and one not-taken branch per peeled loop.
2946 If peeling for alignment is known but number of scalar loop
2947 iterations is unknown at compile-time, change peel guard
2948 costs to one taken branch per peeled loop. Change the cost
2949 model equation to consider vector iterations as the loop
2950 iterations less the prologue and epilogue iterations.
2951 Change outside vector cost check to less than or equal to
2952 zero instead of equal to zero.
2953 (vect_do_peeling_for_loop_bound): Reduce
2954 min_scalar_loop_bound by one.
2955 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
2956 TARG_COND_NOT_TAKEN_BRANCH_COST.
2957 * config/i386/i386.h (processor_costs): Add
2958 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
2959 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
2960 vec_align_load_cost, vect_unalign_load_cost,
2961 vec_store_cost, cond_taken_branch_cost,
2962 cond_not_taken_branch_cost.
2963 Define macros for x86 costs.
2964 * config/i386/i386.c:
2965 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
2966 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
2967 scalar_to_vec_cost, vec_align_load_cost,
2968 vect_unalign_load_cost, vec_store_cost,
2969 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
2970 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
2971 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
2972 core2_cost, generic64_cost, generic32_cost): Set to default
2974 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
2975 (x86_builtin_vectorization_cost): New.
2977 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2978 Ben Elliston <bje@au.ibm.com>
2980 * dfp.c: Include decimal128Local.h;
2981 (dfp_byte_swap): Remove.
2982 (encode_decimal32, decode_decimal32): Don't handle endianness.
2983 (encode_decimal64, decode_decimal64): Ditto.
2984 (encode_decimal128, decode_decimal128): Ditto.
2985 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
2987 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
2989 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
2990 * Makefile.in (DECNUM_H): Add decimal128Local.h.
2992 2007-09-10 David Daney <ddaney@avtrex.com>
2994 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
2996 (memory_barrier): Rewrote as an insn that clobbers memory.
2998 2007-09-10 Richard Sandiford <richard@codesourcery.com>
3000 * config/mips/mips.c (mips_global_pointer): Check
3001 call_really_used_regs instead of call_used_regs.
3002 (mips_save_reg_p): Likewise. Save all call-saved registers
3003 if current_function_saves_all_registers. Fix indentation.
3004 No longer treat $18 as a special case.
3005 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
3007 2007-09-10 Richard Sandiford <richard@codesourcery.com>
3009 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
3010 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
3011 the introductory comment.
3012 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
3013 (override_options): Don't test for it.
3014 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
3015 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
3016 * config/mips/vr.h: As for config/mips/sde.h.
3018 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3019 Revital Eres <eres@il.ibm.com>
3021 * target.h (struct gcc_target.sched): New field: sms_res_mii.
3022 (struct ddg): Define.
3023 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
3024 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
3025 * config/spu/spu.c: Include ddg.h.
3026 (TARGET_SCHED_SMS_RES_MII): Define.
3027 (spu_sms_res_mii): New function to calculate mii.
3028 * modulo-sched (res_MII): Use it.
3029 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
3031 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
3033 * config/s390/s390.c (s390_dump_pool): Create copy of constant
3034 pool entries since they might hold values that must not be shared.
3036 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
3039 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
3040 Use 'N' operand constraint for op2.
3041 (lshr<mode>3): Ditto.
3042 (ashl<mode>3): Ditto.
3043 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
3044 (vec_shr_<mode>): Ditto.
3045 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
3046 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
3048 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
3050 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
3051 Change mode macro in the last real_2expN parameter to uppercase.
3053 2007-09-10 Michael Matz <matz@suse.de>
3055 * tree-pass.h (pass_cselim): Declare new pass.
3056 * passes.c (init_optimization_passes): Link in pass_cselim.
3057 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
3058 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
3059 cond_store_replacement.
3060 (condstoretemp): New static variable.
3061 (cond_store_replacement): New function.
3062 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
3063 tree_ssa_phiopt_worker.
3064 (struct name_to_bb): New.
3065 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
3066 nt_init_block, nt_fini_block): New static functions.
3067 (seen_ssa_names, nontrap_set): New static variables.
3068 (gate_cselim, pass_cselim): Define new pass.
3069 * common.opt (ftree-cselim): New flag.
3070 * toplev.c (process_options): Set flag_tree_cselim if required.
3072 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
3074 * simplify-rtx.c (simplify_relational_operation_1): For recent
3075 canonicalization, don't recurse if op1 equals both PLUS arguments.
3077 2007-09-09 David Daney <ddaney@avtrex.com>
3079 * optabs.c (expand_sync_operation): Use plus insn if minus
3081 (expand_sync_fetch_operation): Ditto.
3083 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
3085 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
3087 (*floatsisf2_sse_vector): Likewise.
3089 2007-09-09 Krister Walfridsson <cato@df.lth.se>
3091 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
3093 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
3095 * config/i386/i386.h (ix86_tune_indices): Rename
3096 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
3097 (TARGET_USE_VECTOR_CONVERTS): Updated.
3098 * config/i386/i386.c: Likewise.
3100 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
3101 Nigel Stephens <nigel@mips.com>
3103 * doc/invoke.texi (Overall Options): Add .sx file extension
3104 as a synonym for .S.
3105 * cppspec.c (known_suffixes): Likewise.
3106 * gcc.c (default_compilers): Likewise.
3108 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
3111 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
3112 * simplify-rtx.c (simplify_relational_operation_1): Add the
3113 canonicalization from i386.h.
3114 * doc/md.texi (Canonicalization of Instructions): Document it.
3116 2007-09-09 Jan Hubicka <jh@suse.cz>
3117 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3119 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
3120 (TARGET_USE_VECTOR_CONVERTS): New.
3121 * i386.md: New post-reload splitters for converting SF to DF and DF to
3123 (floatsi* expander): Special case vector conversions.
3124 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
3125 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
3126 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
3127 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
3128 Disable when doing vector converts.
3129 (floatsi<mode>2_i387): Disable when
3130 * sse.md (vec_dupv2df): Export.
3131 * i386.c (ix86_tune_features): Enable SSE conversions.
3133 2007-09-09 Richard Guenther <rguenther@suse.de>
3135 * tree-ssa-operands.c (add_virtual_operand): Only mark
3136 stores as has_volatile_ops if alias information is not available.
3138 2007-09-09 Revital Eres <eres@il.ibm.com>
3140 * doc/contrib.texi: Add myself.
3142 2007-09-09 Ira Rosen <irar@il.ibm.com>
3144 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
3145 stmt_vinfo_set_outside_of_loop_cost): New functions.
3146 * tree-vect-transform.c (vect_get_cost_fields): Remove.
3147 (vect_model_simple_cost): Call
3148 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
3149 field instead of calling vect_get_cost_fields.
3150 (vect_model_store_cost, vect_model_load_cost): Likewise.
3152 2007-09-09 Revital Eres <eres@il.ibm.com>
3154 * config/rs6000/rs6000.c (paired_init_builtins): Add const
3155 declaration to bdesc_paired_preds variable.
3156 (paired_expand_builtin): Likewise.
3158 2007-09-09 Revital Eres <eres@il.ibm.com>
3160 * dbgcnt.def (sms_sched_loop): New counter.
3161 * modulo-sched.c: Use sms_sched_loop instead of
3162 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
3163 perform swing modulo scheduling on. Include dbgcnt.h.
3164 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
3165 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
3167 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
3169 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
3170 Substitute all uses with ...
3171 (MODEF): New mode iterator.
3173 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
3174 from pre-regalloc define_insn_and_split splitter pattern.
3175 (*fix_trunc<mode>_i387_1): Ditto.
3176 (*fistdi2_1): Ditto.
3177 (*fist<mode>2_1): Ditto.
3178 (frndintxf2_floor): Ditto.
3179 (*fist<mode>2_floor_1): Ditto.
3180 (frndintxf2_ceil): Ditto.
3181 (*fist<mode>2_ceil_1): Ditto.
3182 (frndintxf2_trunc): Ditto.
3183 (frndintxf2_mask_pm): Ditto.
3185 (prologue): Use (const_int 0) as never generated filler insn.
3187 (sibcall_epilogue): Ditto.
3188 (eh_return_si): Ditto.
3189 (eh_return_di): Ditto.
3191 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
3192 using MODEF mode iterator.
3193 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
3194 using MODEF mode iterator.
3195 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
3196 using MODEF mode iterator.
3197 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
3198 Macroize expander using MODEF mode iterator.
3200 (zero_extendsidi2): Remove operand constraints from expander.
3201 (smuldi3_highpart): Ditto.
3202 (indirect_jump): Ditto.
3205 * config/i386/sse.md (storentv4sf): Ditto.
3206 (storentv2df): Ditto.
3207 (storentv2di): Ditto.
3209 (sse2_cvtpd2ps): Ditto.
3210 (vec_interleave_highv16qi): Ditto.
3211 (vec_interleave_lowv16qi): Ditto.
3212 (vec_interleave_highv8hi): Ditto.
3213 (vec_interleave_lowv8hi): Ditto.
3214 (vec_interleave_highv4si): Ditto.
3215 (vec_interleave_lowv4si): Ditto.
3216 (vec_interleave_highv2di): Ditto.
3217 (vec_interleave_lowv2di): Ditto.
3218 (sse2_maskmovdqu): Ditto.
3219 * config/i386/mmx.md (mmx_maskmovq): Ditto.
3221 2007-09-09 Ira Rosen <irar@il.ibm.com>
3223 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
3224 (struct _slp_tree, struct _slp_instance): Define new data structures
3225 along macros for their access.
3226 (struct _loop_vec_info): Define new fields: strided_stores,
3227 slp_instances, and slp_unrolling_factor along macros for their access.
3228 (enum slp_vect_type): New.
3229 (struct _stmt_vec_info): Define new field, slp_type, and macros for
3231 (STMT_VINFO_STRIDED_ACCESS): New macro.
3232 (vect_free_slp_tree): Declare.
3233 (vectorizable_load): Add an argument of type slp_tree.
3234 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
3235 vectorizable_assignment): Likewise.
3236 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
3237 Declare (make extern).
3238 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3239 (new_loop_vec_info): Likewise.
3240 (destroy_loop_vec_info): Free memory allocated for SLP structures.
3241 * tree-vect-analyze.c: Include recog.h.
3242 (vect_update_slp_costs_according_to_vf): New.
3243 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
3244 functions. For not pure SLP stmts with strided access check that the
3245 group size is power of 2. Update the vectorization factor according to
3246 SLP. Call vect_update_slp_costs_according_to_vf.
3247 (vect_analyze_group_access): New.
3248 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
3249 (vect_free_slp_tree): New functions.
3250 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
3251 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
3252 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
3253 vect_detect_hybrid_slp): Likewise.
3254 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
3255 and vect_detect_hybrid_slp.
3256 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
3257 SLP costs into account.
3258 (vect_get_cost_fields): New function.
3259 (vect_model_simple_cost): Make extern, add SLP parameter and handle
3261 (vect_model_store_cost, vect_model_load_cost): Likewise.
3262 (vect_get_constant_vectors): New function.
3263 (vect_get_slp_vect_defs, vect_get_slp_defs,
3264 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
3265 vect_get_vec_defs): Likewise.
3266 (vectorizable_reduction): Don't handle SLP for now.
3267 (vectorizable_call): Don't handle SLP for now. Add argument to
3268 vect_model_simple_cost.
3269 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
3270 get SLPed and vectorized defs). Fix indentation and spacing.
3271 (vectorizable_assignment): Handle SLP.
3272 (vectorizable_induction): Don't handle SLP for now.
3273 (vectorizable_operation): Likewise.
3274 (vectorizable_type_demotion): Add argument to
3275 vect_model_simple_cost.
3276 (vectorizable_type_promotion): Likewise.
3277 (vectorizable_store, vectorizable_load): Handle SLP.
3278 (vectorizable_condition): Don't handle SLP for now.
3279 (vect_transform_stmt): Add a new argument for SLP. Check that there is
3280 no SLP transformation required for unsupported cases. Add SLP
3281 argument for supported cases.
3282 (vect_remove_stores): New function.
3283 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
3284 (vect_transform_loop): Schedule SLP instances.
3285 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
3287 2007-09-09 Andrew Haley <aph@redhat.com>
3289 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
3292 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
3294 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
3295 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
3296 Similar for what label_refs can go in the JUMP_TARGET field. Split
3297 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
3298 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
3299 REG_LABEL when replacing an operand with a LABEL_REF for a
3301 (subst_reloads): When replacing a LABEL_REG with a register,
3302 instead of generating a REG_LABEL note, assert that there already
3303 is one or that the label is a known target for the insn.
3304 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
3305 note, check the JUMP_LABEL field. Remove "else" after return.
3306 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
3307 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
3308 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
3309 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
3310 insns. Iterate over all notes; don't assume there's only one.
3311 * cse.c (recorded_label_ref): Adjust comment to refer to
3313 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
3314 insns, not just NONJUMP_INSN_P.
3315 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
3316 isn't a jump target.
3317 * jump.c (rebuild_jump_labels): Adjust head comment.
3318 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
3319 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
3320 (mark_all_labels): For JUMP_P insns without a target, check if the
3321 the target is noted on the previous nonjump insn.
3322 (mark_jump_label_1): New function, guts from mark_jump_label.
3323 <case IF_THEN_ELSE>: Handle first operand as a non-target when
3324 marking jump target labels.
3325 <case LABEL_REF>: Adjust for whether to generate a
3326 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
3327 For 'E' format rtl, iterate in descending element order.
3328 (delete_related_insns): Handle both REG_LABEL_TARGET and
3329 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
3330 reference count, delete and fallthrough. Move finding-next-
3331 non-deleted insn last in the function. Look at all INSN_P insns
3332 for REG_LABEL_OPERAND notes.
3333 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
3335 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
3336 JUMP_LABEL, output the INSN_UID of it.
3337 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
3338 and/or REG_LABEL_TARGET.
3339 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
3340 with jump.c copy by only adding notes for labels actually
3341 referenced in the insn.
3342 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
3343 usage count increment; handle all INSN_P trial insns.
3344 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
3346 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
3347 REG_LABEL_TARGET and REG_LABEL_OPERAND.
3348 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
3350 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
3351 JUMP_P insns and REG_LABEL_OPERAND everywhere.
3352 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
3353 on all INSN_P insns.
3354 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
3355 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
3356 REG_LABEL_OPERAND notes.
3357 * reload1.c (calculate_needs_all_insns): Adjust comments.
3358 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
3359 * config/alpha/alpha.md (split for load of an address into a
3360 four-insn sequence on Unicos/Mk): Adjust to use
3362 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
3364 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3367 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3368 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
3369 FOR_BB_INSNS_SAFE instead of for loop.
3370 * cse.c (cse_extended_basic_block): Likewise.
3371 * postreload.c (reload_cse_regs_1): New variable next. Make sure
3372 that the for loop does not invoke NEXT_INSN on a deleted insn.
3373 * function.c (instantiate_virtual_regs): Likewise.
3374 * lower-subreg.c (remove_retval_note): Likewise.
3375 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
3377 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
3379 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
3380 insn, if it's a jump.
3381 (try_redirect_by_replacing_jump): New variable jump_p. Call
3382 tablejump_p before delete_insn_chain.
3383 * reload1.c (reload): New variable next. Make sure that the for
3384 loop does not invoke NEXT_INSN on a deleted insn.
3385 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
3386 (delete_output_reload): New variable prev. Make sure the the for
3387 loops do not invoke PREV_INSN on a deleted insn.
3389 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3391 * pa/constraints.md: Remove 'X' from unused letters comment.
3393 2007-09-08 Richard Guenther <rguenther@suse.de>
3395 * tree-tailcall.c (find_tail_calls): If we don't have aliases
3396 computed check stmt_ann->references_memory instead of counting
3399 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
3401 * cse.c (fold_rtx): Use validate_unshare_change() instead of
3402 validate_change() in one more case.
3404 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
3406 PR tree-optimization/32283
3407 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
3408 estimated_loop_iterations.
3409 (determine_use_iv_cost_condition): Decrease cost of expressions
3410 used in iv elimination.
3412 2007-09-08 Richard Guenther <rguenther@suse.de>
3414 * tree-cfg.c (verify_gimple_expr): Avoid building new
3415 pointer types, use TYPE_POINTER_TO if available instead.
3417 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
3420 PR rtl-optimization/26449
3421 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
3422 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
3424 (mulv16qi3): Implement as define_insn_and_split pattern instead of
3425 define_expand. Split insn in split1 pass.
3428 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
3430 PR tree-optimization/33301
3431 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
3434 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
3436 PR tree-optimization/32183
3437 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
3439 * tree-ssa-reassoc.c: Include cfgloop.h.
3440 (is_reassociable_op): Add a loop argument and return true only
3442 (linearize_expr): Updated.
3443 (should_break_up_subtract): Likewise.
3444 (linearize_expr_tree): Likewise.
3445 (init_reassoc): Call loop_optimizer_init with
3446 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
3447 with CDI_DOMINATORS.
3448 (fini_reassoc): Call loop_optimizer_finalize.
3450 2007-09-07 Sterling Augustine <sterling@tensilica.com>
3452 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
3453 if there is no i-cache.
3455 2007-09-07 Richard Guenther <rguenther@suse.de>
3458 2007-09-06 Richard Guenther <rguenther@suse.de>
3460 PR tree-optimization/32586
3461 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3462 folding if nothing changed.
3463 (simplify_unary_expression): New function. Do tree combining
3464 on conversion like codes.
3465 (try_to_simplify): Call it.
3467 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3470 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
3471 (__gthread_active,__gthread_start, __gthread_active_init): New.
3472 * gthr-posix95.h: Likewise.
3474 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
3476 * function.h (struct function): Rename calls_unwind_init
3477 to saves_all_registers.
3478 (current_function_saves_all_registers): Renamed from
3479 current_function_calls_unwind_init.
3480 * reload1.c (reload): Set current_function_saves_all_registers.
3481 * except.c (expand_builtin_unwind_init): Likewise.
3482 * config/m68k/m68k.c (m68k_save_reg): Use
3483 current_function_saves_all_registers to save pic register.
3485 2007-09-07 Janis Johnson <janis187@us.ibm.com>
3487 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
3488 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
3490 Reapply reverted changes:
3492 2007-09-06 Jan Hubicka <jh@suse.cz>
3494 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
3497 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3499 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3500 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3502 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3504 * optabs.c (expand_float): Convert unsigned integer as signed only
3505 if it provides sufficient accuracy; add mode argument to real_2expN.
3506 (expand_fix): Fix comment typos; extend binary float into mode
3507 wider than destination for converion to unsigned integer; add mode
3508 argument to real_2expN.
3509 * real.c (real_2expN): Add mode argument to special-case decimal
3511 * real.h (real_2expN): Ditto.
3512 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3514 (fixed_from_string): Ditto.
3515 (fixed_to_decimal): Ditto.
3516 (fixed_convert_from_real): Ditto.
3517 (real_convert_from_fixed): Ditto.
3518 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3519 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3520 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3521 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3523 2007-09-07 Diego Novillo <dnovillo@google.com>
3525 * tree-flow.h (const_block_stmt_iterator): Remove.
3526 Update all users to use block_stmt_iterator.
3527 * tree-iterator.h (const_tree_stmt_iterator): Remove.
3528 Update all users to use tree_stmt_iterator.
3530 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
3532 * config/mips/mips.c (mips_set_current_function): Temporarily
3533 make this a no-op to fix bootstrap errors, pending rewrite.
3535 2007-09-07 Jan Hubicka <jh@suse.cz>
3537 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
3540 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
3542 PR tree-optimization/33299
3543 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
3544 uses for all relevant loop-exit phis, not just the first.
3546 2007-09-07 Richard Guenther <rguenther@suse.de>
3549 * tree-ssa-operands.c (access_can_touch_variable): An access
3550 of the form (*p)[0] can touch a variable of same size.
3552 2007-09-07 Jan Hubicka <jh@suse.cz>
3554 * passes.c (init_optimization_passes): Add simple dce and addressable
3556 * tree-ssa.c (execute_update_addresses_taken): New function.
3557 (pass_update_address_taken): New.
3558 * tree-ssa-dse.c (execute_simple_dse): New function.
3559 (pass_simple_dse): New.
3560 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
3562 2007-09-07 Tobias Burnus <burnus@net-b.de>
3565 * doc/invoke.texi: Fix -Wstrict-overflow= table.
3567 2007-09-07 Richard Guenther <rguenther@suse.de>
3570 2007-09-06 Richard Guenther <rguenther@suse.de>
3572 PR tree-optimization/32586
3573 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3574 folding if nothing changed.
3575 (simplify_unary_expression): New function. Do tree combining
3576 on conversion like codes.
3577 (try_to_simplify): Call it.
3579 2007-09-07 Richard Guenther <rguenther@suse.de>
3580 Uros Bizjak <ubizjak@gmail.com>
3582 PR tree-optimization/32821
3583 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
3584 NULL in the call to set_bb_stmt_list.
3586 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3588 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
3589 float calls here, rather than leaving some to the caller.
3590 Use call_internal_direct and call_value_internal_direct.
3591 * config/mips/mips.md (call_internal_direct): New pattern.
3592 (call_value_internal_direct): Likewise.
3594 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3596 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
3597 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
3599 (override_options): Set mips_base_move_loop_invariants.
3601 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3603 * config/mips/mips.opt (mcode-readable=): Move to keep list
3606 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3608 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
3609 and -mgpopt options. Adjust the -G documentation to match.
3610 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
3611 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
3612 function, split out from mips_classify_symbol. Return false for
3613 !TARGET_LOCAL_SDATA.
3614 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
3615 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
3616 (override_options): Check whether the -mgpopt setting is consistent
3617 with the other flags.
3618 (symbolic_expression_p): Delete.
3619 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
3620 and default_elf_select_rtx_section.
3621 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
3622 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
3623 external data and TARGET_EXTERN_SDATA.
3625 2007-09-07 Tobias Burnus <burnus@net-b.de>
3628 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
3630 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3632 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
3633 FOR_BB_INSNS_SAFE instead of for loop.
3634 * cse.c (cse_extended_basic_block): Likewise.
3635 * postreload.c (reload_cse_regs_1): New variable next. Make sure
3636 that the for loop does not invoke NEXT_INSN on a deleted insn.
3637 * function.c (instantiate_virtual_regs): Likewise.
3638 * lower-subreg.c (remove_retval_note): Likewise.
3639 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
3641 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
3643 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
3644 insn, if it's a jump.
3645 (try_redirect_by_replacing_jump): New variable jump_p. Call
3646 tablejump_p before delete_insn_chain.
3647 * reload1.c (reload): New variable next. Make sure that the for
3648 loop does not invoke NEXT_INSN on a deleted insn.
3649 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
3650 (delete_output_reload): New variable prev. Make sure the the for
3651 loops do not invoke PREV_INSN on a deleted insn.
3653 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
3655 * cgraphbuild.c (rebuild_cgraph_edges): Export.
3656 * cgraph.h (rebuild_cgraph_edges): Declare.
3657 * tree-pass.h (pass_expand_omp_ssa): New.
3658 * omp-low.c (find_omp_clause): Export.
3659 (copy_var_decl): Split from omp_copy_decl_2.
3660 (build_omp_barrier): Return the call to emit instead of emitting
3662 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
3664 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
3665 expand_omp_for_generic, expand_omp_for_static_nochunk,
3666 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3667 Adapted to work on SSA form.
3668 (execute_expand_omp): Do not invalidate dominance information.
3669 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
3670 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
3671 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
3673 (force_gimple_operand): Allow gimplifying code expressions without
3675 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
3676 * common.opt (fopenmp-ssa): New.
3677 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
3678 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
3679 * tree-cfg.c: Include tree-inline.h.
3680 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
3681 (replace_by_duplicate_decl, replace_ssa_name,
3682 mark_virtual_ops_in_region): New functions.
3683 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
3684 to work on SSA form.
3685 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
3686 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
3689 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3691 * tree-loop-linear.c: Include obstack.h.
3692 (linear_transform_loops): New obstack lambda_obstack.
3693 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
3694 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
3695 and free afterwards.
3696 * lambda.h (struct obstack): New forward declaration.
3697 (lambda_linear_expression_new): New parameter of type struct
3699 (lambda_loopnest_new): Likewise.
3700 (lambda_loopnest_transform): Likewise.
3701 (lambda_body_vector_new): Likewise.
3702 (lambda_body_vector_compute_new): Likewise.
3703 (gcc_loopnest_to_lambda_loopnest): Likewise.
3704 (lambda_loopnest_to_gcc_loopnest): Likewise.
3705 * lambda-code.c: Include obstack.h.
3706 (lambda_lattice_new): New parameter lambda_obstack. Use it for
3708 (lambda_body_vector_new): Likewise.
3709 (lambda_linear_expression_new): Likewise.
3710 (lambda_lattice_new): Likewise.
3711 (lambda_loopnest_new): Likewise. Additionally use obstack to
3712 allocate LN_LOOPS(ret).
3713 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
3714 it to lambda_lattice_new.
3715 (lambda_body_vector_compute_new): New parameter lambda_obstack.
3716 Pass it to lambda_body_vector_new.
3717 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
3718 it to lambda_lattice_new.
3719 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
3720 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
3721 (lambda_compute_target_space): Likewise.
3722 (lambda_compute_auxillary_space): New parameter lambda_obstack.
3723 Pass it to lambda_lattice_compute_base and
3724 compute_nest_using_fourieer_motzkin.
3725 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
3726 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
3727 and lambda_lattice_compute_target_space.
3728 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
3729 Pass it to lambda_linear_expression_new.
3730 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
3731 to gcc_tree_to_linear_expression.
3732 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
3733 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
3734 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
3735 Pass it to lambda_body_vector_new and
3736 lambda_body_vector_compute_new.
3737 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
3738 (lambda-code.o): Likewise.
3740 2007-09-06 Chao-ying Fu <fu@mips.com>
3742 * ginclude/stdfix.h: New file.
3743 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
3744 (convert.o): Add dependence on fixed-value.h.
3745 * c-convert.c (convert): Support FIXED_POINT_TYPE.
3746 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
3747 to define fixed-point constants.
3748 (c_cpp_builtins): Define fixed-point constants.
3749 * convert.c (fixed-value.h): New include.
3750 (convert_to_real): Update comment to include fixed-point.
3751 Support FIXED_POINT_TYPE.
3752 (convert_to_integer): Update comment to include fixed-point.
3753 Support FIXED_POINT_TYPE.
3754 (convert_to_complex): Support FIXED_POINT_TYPE.
3755 (convert_to_fixed): New function.
3756 * convert.h (convert_to_fixed): Declare.
3757 * genopinit.c: Add comment about $Q for only fixed-point modes.
3758 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
3759 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
3760 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
3761 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
3762 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
3763 usneg_optab for fixed-point modes.
3764 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
3766 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
3767 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
3768 unsigned saturation optabs, when type is saturating.
3769 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
3770 (expand_fixed_convert): New function.
3771 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
3772 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
3773 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
3774 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
3775 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
3776 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
3778 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
3779 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
3780 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
3781 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
3782 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
3784 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
3785 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
3786 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
3787 fractuns, satfractuns.
3788 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
3789 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
3790 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
3791 OTI_ssmsub_widen, OTI_usmsub_widen.
3792 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
3793 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
3794 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
3795 umsub_widen_optab, usmsub_widen_optab): Define.
3796 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
3798 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
3800 (expand_fixed_convert): Declare.
3801 * expr.c (convert_move): Support the move of fixed-point modes.
3802 (emit_move_insn_1): Handle fixed-point mode to move via integer.
3803 (categorize_ctor_elements_1): Handle FIXED_CST.
3804 (count_type_elements): Handle FIXED_POINT_TYPE.
3805 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
3806 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3808 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
3809 multiply and add/subtract for fixed-point types.
3810 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
3811 mode, we jump to binop directly.
3812 Support FIXED_CONVERT_EXPR.
3813 (do_store_flag): Check FIXED_CST to put a constant second.
3814 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
3815 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3816 (const_vector_from_tree): Support FIXED_CST.
3817 * doc/extend.texi (Fixed-Point): New node.
3818 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
3819 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
3820 satfract, fractuns, satfractuns): Document them.
3822 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3824 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
3825 addresses into I registers.
3827 2007-09-06 Jan Hubicka <jh@suse.cz>
3828 Andreas Tobler <a.tobler@schweiz.org>
3830 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
3832 (machopic_legitimize_pic_address): Likewise.
3834 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3835 Jan Hubicka <jh@suse.cz>
3837 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
3838 instead of ufloat_optab->handlers directly.
3839 (floatdidf2): Likewise.
3841 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
3843 * config/mips/mips.c: Include diagnostic.h.
3844 (mips_set_current_function): Check errorcount and sorrycount
3845 before generating RTL.
3847 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3850 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
3851 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
3852 (print_operand_reloc): Likewise.
3854 2007-09-06 Janis Johnson <janis187@us.ibm.com>
3858 2007-09-06 Jan Hubicka <jh@suse.cz>
3860 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3863 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3865 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3866 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3868 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3870 * optabs.c (expand_float): Convert unsigned integer as signed only
3871 if it provides sufficient accuracy; add mode argument to real_2expN.
3872 (expand_fix): Fix comment typos; extend binary float into mode
3873 wider than destination for converion to unsigned integer; add mode
3874 argument to real_2expN.
3875 * real.c (real_2expN): Add mode argument to special-case decimal
3877 * real.h (real_2expN): Ditto.
3878 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3880 (fixed_from_string): Ditto.
3881 (fixed_to_decimal): Ditto.
3882 (fixed_convert_from_real): Ditto.
3883 (real_convert_from_fixed): Ditto.
3884 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3885 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3886 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3887 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3889 2007-09-06 Tom Tromey <tromey@redhat.com>
3891 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
3892 * c-pch.c (c_common_read_pch): Restore current location after
3894 * tree.c (expand_location): Update.
3895 (expr_filename): Changed return type. Unified the two cases.
3896 (expr_lineno): Likewise.
3897 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
3899 * toplev.c (line_table): Changed type.
3900 (general_init): Update.
3901 (realloc_for_line_map): New function.
3902 (general_init): Allocate line_table using GC.
3903 * fix-header.c (line_table): Changed type.
3904 (read_scan_file): Update.
3905 (read_scan_file): Update.
3906 * c-ppoutput.c (maybe_print_line): Update.
3907 (print_line): Update.
3908 (cb_line_change): Update.
3909 (cb_define): Update.
3910 (pp_file_change): Update.
3911 * c-opts.c (c_common_init_options): Update.
3912 (finish_options): Update.
3913 (push_command_line_include): Update.
3914 * c-lex.c (cb_line_change): Update.
3915 (cb_def_pragma): Update.
3916 (cb_define): Update.
3918 (c_lex_with_flags): Use cpp_get_token_with_location.
3919 * input.h (line_table): Changed type.
3920 (location_from_locus): New macro.
3921 * tree.h (EXPR_FILENAME): No longer an lvalue.
3922 (EXPR_LINENO): Likewise.
3923 (expr_locus, set_expr_locus): Declare separately for
3924 USE_MAPPED_LOCATION.
3925 (expr_filename, expr_lineno): Changed return type.
3926 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
3927 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
3928 (expand_gimple_basic_block): Likewise.
3929 * final.c (final_scan_insn): Use expanded_location.
3931 2007-09-06 Richard Guenther <rguenther@suse.de>
3933 PR tree-optimization/32586
3934 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3935 folding if nothing changed.
3936 (simplify_unary_expression): New function. Do tree combining
3937 on conversion like codes.
3938 (try_to_simplify): Call it.
3939 * builtins.c (fold_builtin_cexp): Fold the built expressions.
3940 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
3942 2007-09-06 Jan Hubicka <jh@suse.cz>
3945 * cse.c (fold_rtx): Avoid invalid sharing.
3947 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3949 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3950 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3952 2007-09-06 Revital Eres <eres@il.ibm.com>
3954 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3955 Fix offsettable memory reference for 750CL.
3957 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
3959 * reload.c (find_reloads_address_1): Try to preserve original
3960 base/index regclass of operands.
3961 * regrename.c (scan_rtx_address): Likewise.
3962 (replace_oldest_value_addr): Likewise.
3964 2007-09-06 Richard Guenther <rguenther@suse.de>
3966 PR tree-optimization/33302
3967 * domwalk.c (walk_dominator_tree): The exit block is
3968 interesting even if it is not reachable.
3970 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3973 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
3975 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
3977 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
3980 2007-09-05 Ian Lance Taylor <iant@google.com>
3982 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
3984 (dump_generic_node): Likewise.
3985 * print-rtl.c (print_decl_name): Likewise.
3986 * print-tree.c (print_node_brief): Likewise.
3987 (print_node): Likewise.
3988 * Makefile.in (RTL_BASE_H): Add alias.h.
3991 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
3993 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
3995 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
3996 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
3998 2007-09-06 Jie Zhang <jie.zhang@analog.com>
4000 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
4001 (tm_defines): Define UCLIBC_DEFAULT to 1.
4002 (extra_options): Add linux.opt.
4003 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
4004 (CRT_CALL_STATIC_FUNCTION): Likewise.
4005 (NO_IMPLICIT_EXTERN_C): Likewise.
4006 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
4007 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
4008 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
4009 (ENDFILE_SPEC): Don't define.
4010 (LIB_SPEC): Likewise.
4011 (CRT_CALL_STATIC_FUNCTION): Likewise.
4012 (NO_IMPLICIT_EXTERN_C): Likewise.
4013 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
4014 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
4016 2007-09-06 Jan Hubicka <jh@suse.cz>
4018 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
4021 2007-09-06 Jan Hubicka <jh@suse.cz>
4023 * opts.c (common_handle_option): Enable inlining functions for
4026 2007-09-06 Jakub Jelinek <jakub@redhat.com>
4028 * builtin-attrs.def (ATTR_NONNULL_3): New.
4029 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
4030 ATTR_NOTHROW_NONNULL_##FA.
4031 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
4032 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
4033 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
4034 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
4035 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
4036 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
4037 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
4039 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
4040 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
4041 ATTR_FORMAT_NOTHROW_3_4): Remove.
4042 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
4043 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
4044 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
4045 instead of ATTR_FORMAT_*_*.
4047 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
4049 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
4050 parts re-used for REG_FRAME_RELATED_EXPR.
4052 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4054 * optabs.c (expand_float): Convert unsigned integer as signed only
4055 if it provides sufficient accuracy; add mode argument to real_2expN.
4056 (expand_fix): Fix comment typos; extend binary float into mode
4057 wider than destination for converion to unsigned integer; add mode
4058 argument to real_2expN.
4059 * real.c (real_2expN): Add mode argument to special-case decimal
4061 * real.h (real_2expN): Ditto.
4062 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4064 (fixed_from_string): Ditto.
4065 (fixed_to_decimal): Ditto.
4066 (fixed_convert_from_real): Ditto.
4067 (real_convert_from_fixed): Ditto.
4068 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4069 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4070 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4071 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4073 2007-09-05 Ian Lance Taylor <iant@google.com>
4075 * init-regs.c (initialize_uninitialized_regs): Call
4076 emit_insn_before rather than add_insn_before.
4078 2007-09-05 Jakub Jelinek <jakub@redhat.com>
4080 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
4081 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
4082 * tree-inline.h (copy_body_data): Add call_expr field.
4083 * tree-inline.c (expand_call_inline): Initialize call_expr.
4084 (copy_bb): Append anonymous inline fn arguments to arguments
4085 when inlining a CALL_EXPR_VA_ARG_PACK call.
4086 * builtins.c (expand_builtin): Issue an error if
4087 BUILT_IN_VA_ARG_PACK is seen during expand.
4088 (fold_call_expr, fold_builtin_call_array): Don't fold
4089 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
4090 __builtin_va_arg_pack () call as last argument.
4091 * gimplify.c (gimplify_call_expr): If last argument to a vararg
4092 function is __builtin_va_arg_pack (), decrease number of call
4093 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
4094 * expr.c (expand_expr_real_1): Issue an error if
4095 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
4096 * tree-pretty-print.c (dump_generic_node): Handle printing
4097 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
4098 * doc/extend.texi (__builtin_va_arg_pack): Document.
4100 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
4102 PR tree-optimization/21513
4103 * builtins.c (build_builtin_expect_predicate): New function.
4104 (fold_builtin_expect): Add argument for expected value.
4105 Distribute __builtin_expect over short-circuiting operations.
4106 Fold nested builtin_expects.
4107 (fold_builtin_2): Adjust call to fold_builtin_expect.
4109 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
4112 PR tree-optimization/13756
4113 * doc/invoke.texi (Options That Control Optimization): Document
4116 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
4118 * gcc/config/i386/cpuid.h: New file.
4119 * gcc/config/i386/driver-i386.c: Include cpuid.h.
4120 (describe_cache): Shrink size and line strings to 100 bytes.
4121 (detect_caches_amd): Return "" for unsupported max_ext_level.
4122 Use __cpuid function.
4123 (detect_caches_intel): Return "" for unsupported max_level.
4124 Use __cpuid function.
4125 (host_detect_local_cpu): Change feature flag variables to
4126 unsigned int. Initialize only extended feature flag variables.
4127 Use __get_cpuid_max to determine max supported cpuid level.
4128 Use __cpuid function to determine supported features. Fix
4129 calculation of family id. Remove is_amd and check signature
4130 directly. Check for Geode signature. Handle family 4 id.
4131 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
4132 cpu discovery code to lower part of the function.
4133 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
4134 for sub-architecture.
4135 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
4136 [PROCESSOR_K8]: Add k8-sse3 architecture.
4137 [PROCESSOR_NOCONA]: Remove.
4138 [PROCESSOR_GENERIC64]: Ditto.
4139 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
4140 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
4141 to check for SSE and FXSAVE support.
4142 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
4143 Add -minline-all-stringops.
4144 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
4145 (x86_64-*-*): Ditto.
4147 2007-09-05 Jie Zhang <jie.zhang@analog.com>
4149 * config/bfin/linux-unwind.h: New file.
4150 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
4151 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
4153 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4155 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
4156 * stmt.c: Include alloc-pool.h.
4157 (struct case_node): Remove GTY marker.
4158 (add_case_node): New parameter case_node_pool. Use it for
4160 (expand_case): New allocation pool case_node_pool. Initialize it,
4161 pass to add_case_node and free it.
4163 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4164 David Ung <davidu@mips.com>
4165 Nigel Stephens <nigel@mips.com>
4167 Add mips16/nomips16 function attributes and -mflip-mips16 option
4168 for testing mixed-mode compilation.
4170 * config/mips/mips.opt (mflip-mips16): New.
4172 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
4173 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
4175 * config/mips/mips.c (mips_base_target_flags): New.
4176 (mips_base_mips16): New.
4177 (mips_base_schedule_insns): New.
4178 (mips_base_reorder_blocks_and_partition): New.
4179 (mips_base_align_loops): New.
4180 (mips_base_align_jumps): New.
4181 (mips_base_align_functions): New.
4182 (mips16_flipper): New.
4183 (mips_attribute_table): Add "mips16" and "nomips16" entries.
4184 (TARGET_SET_CURRENT_FUNCTION): Define.
4185 (mips_mips16_type_p, mips_nomips16_type_p): New.
4186 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
4187 (mips_function_ok_for_sibcall): Make it deal with functions with
4189 (mips_init_split_addresses): New, split out from override_options.
4190 (mips_init_relocs): New, split out from override_options.
4191 (was_mips16_p): New.
4192 (mips_set_mips16_mode): New, split out from override_options.
4193 (mips_set_current_function): New.
4194 (override_options): Add sorry for unsupported mips16/pic
4195 combination. Remove error for mips16/dsp combination. Save
4196 base option settings.
4197 (mips_file_start): Move mips16 mode setting output from here....
4198 (mips_output_function_prologue): ....to here.
4199 (mips_output_mi_thunk): Check for mips16 function.
4200 (build_mips16_function_stub): Don't set .mips16 here.
4201 (build_mips16_call_stub): Likewise.
4202 (mips_expand_builtin): Error in mips16 mode.
4203 (mips_use_mips16_mode_p): New.
4204 (mips_encode_section_info): Check for mips16 function, and set
4205 SYMBOL_REF_FLAGS accordingly.
4207 * doc/extend.texi (Function Attributes): Document new
4208 mips16/nomips16 attributes.
4209 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
4210 (MIPS Options): Document -mflip-mips16.
4212 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4214 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
4215 if we encounter TLS address in MIPS16 mode.
4216 (mips_legitimize_const_move): Check cannot_force_const_mem for
4217 the (const (plus symbol offset)) case; this forces invalid TLS
4218 address in MIPS16 mode to be caught by the above call to sorry.
4219 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
4220 because that now enables emutls, which is not ABI compatible
4221 with native TLS in non-MIPS16 mode.
4223 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4225 Add target hook invoked when cfun changes.
4227 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
4228 * target.h (struct gcc_target): Add set_current_function.
4229 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
4230 (TARGET_INITIALIZER): Add initializer for set_current_function.
4231 * tree.h (push_struct_function): New.
4232 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
4234 (set_cfun): Declare.
4235 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
4237 (push_function_context_to): Use allocate_struct_function
4238 to create null context, not init_dummy_function_start. Use set_cfun.
4239 (pop_function_context_from): Use set_cfun.
4240 (in_dummy_function): New.
4241 (invoke_set_current_function_hook): New.
4243 (push_cfun, pop_cfun): Use set_cfun.
4244 (push_struct_function): New.
4245 (allocate_struct_function): Call invoke_set_current_function_hook
4247 (prepare_function_start): Don't set cfun here. Remove unused
4248 argument; fix all callers.
4249 (init_dummy_function_start): Fiddle with in_dummy_function. Call
4250 push_struct_function.
4251 (init_function_start): Set cfun here.
4252 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
4253 * omp-low.c (create_omp_child_function): Use push_struct_function
4254 and pop_cfun to save/restore state.
4255 (expand_omp_parallel): Remove unused saved_cfun variable.
4256 * cgraphunit.c (ipa_passes): Use set_cfun.
4257 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
4258 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
4259 * matrix-reorg.c (transform_allocation_sites): Likewise.
4260 (matrix_reorg): Use set_cfun.
4261 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
4262 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
4263 assignment to cfun; use set_cfun for the other.
4264 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
4265 (dump_function_to_file): Use push_cfun/pop_cfun here.
4266 * c-decl.c (finish_function): Use set_cfun.
4268 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4270 * regrename.c (rerename_optimize): Use deferred rescanning and
4271 insert explicit calls to rescan insns when changed.
4273 2007-09-05 Jan Hubicka <jh@suse.cz>
4275 * optabs.c (libfunc_entry): Change optab to integer.
4276 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
4277 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
4278 of pointers for hashing.
4280 2007-09-05 Jan Hubicka <jh@suse.cz>
4282 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
4284 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
4285 * see.c (pass_see): Likewise.
4286 * tracer.c (pass_tracer): Likewise.
4287 * postreload-gcse.c (pass_gcse2): Likewise.
4288 * postreload.c (pass_postreload_cse): Likewise.
4289 * mode-switching.c (pass_mode_switching): Likewise.
4290 * modulo-sched.c (pass_sms): Likewise.
4291 * cse.c (cse_insn): Likewise.
4292 * web.c (pass_web): Likweise.
4293 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
4294 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
4295 * loop-init.c (pass_rtl_loop_init): Likewise.
4296 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
4297 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
4298 * global.c (pass_global_alloc): Likewise.
4299 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
4300 pass_if_after_reload): Likewise.
4301 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
4302 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
4303 * regmove.c (pass_regmove): Likewise.
4304 * function.c (pass_thread_prologugues_epilogues): Likewise.
4305 * gcse.c (pass_gcse): Likewise.
4306 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
4307 * lower-subreg.c (pass_lower_subreg2): Likewise.
4308 * bt-load.c (pass_branch_target_load): Likewise.
4309 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4310 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
4311 * combine.c (pass_combine): Likewise.
4312 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
4313 (pass_partition_blocks): Likewise.
4314 * var-tracking.c (pass_variable_track): Likewise.
4315 * reg-stack.c (pass_stack_regs_run): Likewise.
4316 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
4317 * passes.c (pass_postreload): Likewise.
4318 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
4319 * tree-pass.h (TODO_verify_rtl_sharing): New.
4320 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4321 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
4322 TODO_set_props, TODO_df_finish, TODO_df_verify,
4323 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
4325 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4327 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
4328 fold_real_zero_addition_p, reorder_operands_p,
4329 div_if_zero_remainder, fold_undefer_overflow_warnings,
4330 int_binop_types_match_p, fold_convert_const_int_from_int,
4331 fold_convert_const_int_from_real,
4332 fold_convert_const_int_from_fixed,
4333 fold_convert_const_real_from_real,
4334 fold_convert_const_real_from_fixed,
4335 fold_convert_const_fixed_from_fixed,
4336 fold_convert_const_fixed_from_int,
4337 fold_convert_const_fixed_from_real, maybe_lvalue_p,
4338 fold_checksum_tree, fold_check_failed, print_fold_checksum,
4339 debug_fold_checksum, multiple_of_p): Constify.
4340 * tree-flow-inline.h (get_lineno): Likewise.
4341 * tree-flow.h (get_lineno): Likewise.
4342 * tree-object-size.c (compute_object_offset, addr_object_size,
4343 alloc_object_size, pass_through_call): Likewise.
4344 * tree-pretty-print.c (op_symbol, print_call_name,
4345 print_struct_decl, do_niy): Likewise.
4346 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
4347 debug_fold_checksum): Likewise.
4349 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
4352 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
4353 note, remove the associated REG_RETVAL note.
4355 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4357 * config.gcc (powerpc*-*-*): Install
4358 spu2vmx.h, vec_types.h, and si2vmx.h headers.
4359 * config/rs6000/spu2vmx.h: New header.
4360 * config/rs6000/si2vmx.h: New header.
4361 * config/rs6000/vec_types.h: New header.
4363 2007-09-05 Ben Elliston <bje@au.ibm.com>
4365 * varasm.c (initializer_constant_valid_p): Fix comment typo.
4367 2007-09-05 Ben Elliston <bje@au.ibm.com>
4369 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
4371 (__stdcx): Make asm volatile.
4372 (__stwcx, __stdcx): Return only 0 or 1.
4374 2007-09-05 Jan Hubicka <jh@suse.cz>
4378 2007-09-04 Jan Hubicka <jh@suse.cz>
4379 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
4381 2007-09-04 Richard Guenther <rguenther@suse.de>
4382 * tree-ssa-operands.c (add_virtual_operand): Only mark
4383 stores as has_volatile_ops if alias information is not available.
4385 2007-09-05 Jakub Jelinek <jakub@redhat.com>
4387 * config/rs6000/tramp.asm: Include config.h.
4388 Check __PIC__ or __pic__ macro instead of SHARED.
4390 PR rtl-optimization/32300
4391 * see.c (see_copy_insn): New function.
4392 (see_def_extension_not_merged, see_merge_one_use_extension,
4393 see_merge_one_def_extension): Use it. Avoid changing
4394 PREV_INSN/NEXT_INSN chains directly, insted emit insns
4395 into sequences. Call df_insn_delete on temporary insns
4396 that won't be emitted into the insn stream.
4397 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
4398 and run df_process_deferred_rescans () before run_fast_dce.
4400 PR tree-optimization/33017
4401 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
4402 recurse for pure or const function calls.
4404 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4406 * c-format.c: Include alloc-pool.h.
4407 (check_format_info_main): New argument fwt_alloc. Use allocation
4408 pool instead of GC. Remove GC deallocation code.
4409 (check_format_arg): Create allocation pool, pass it to
4410 check_format_info_main and free it afterwards.
4411 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
4413 2007-09-05 Ben Elliston <bje@au.ibm.com>
4415 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
4416 Rename count macro arugment for clarity.
4417 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
4418 (__protected_stream_set): Likewise, pass 0.
4420 2007-09-04 Jan Hubicka <jh@suse.cz>
4422 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
4424 2007-09-04 Jan Hubicka <jh@suse.cz>
4426 * invoke.texi (-finline-small-functions): Document.
4427 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
4428 when deciding what is inlinable.
4429 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
4430 (cgraph_decide_inlining_of_small_function): Handle new flags.
4431 (cgraph_decide_inlining_incrementally): Likewise.
4432 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
4433 * common.opt (finline-small-functions): New.
4434 * Makefile.in (build/gengtype.o-warn): Work around PR29478
4436 2007-09-04 Richard Guenther <rguenther@suse.de>
4438 * tree-ssa-operands.c (add_virtual_operand): Only mark
4439 stores as has_volatile_ops if alias information is not available.
4441 2007-09-04 Andrew Haley <aph@redhat.com>
4443 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
4445 2007-09-04 Andrew Haley <aph@redhat.com>
4447 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
4448 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
4449 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
4451 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
4454 * common.opt: Mention ABI version 2 in comment.
4456 2007-09-04 Jan Hubicka <jh@suse.cz>
4458 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
4459 (libfunc_entry): New structure.
4460 (libfunc_hash): New hashtable.
4461 (hash_libfunc): New function.
4462 (eq_libfunc): New function.
4463 (convert_optab_libfunc): New function.
4464 (optab_libfunc): New function.
4465 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
4466 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
4467 expand_float, expand_fix, new_optab, new_convert_optab):
4468 Update for new libfunc API.
4469 (init_libfunc, init_integral_libfuncs,
4470 init_floating_libfuncs, init_interclass_conv_libfuncs
4471 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
4472 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
4473 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
4474 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
4475 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
4476 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
4477 gen_extend_conv_libfunc): New.
4478 (init_one_libfunc): Revamp for hashtables.
4479 (set_conv_libfunc): Likewise.
4480 (init_optabs): Initialize hashtable; use lazy initialization where
4482 * optabs.h (optab_handlers): Move out of GGC.
4483 (optab, convert_optab): Move out of GGC; add lazy gen info.
4484 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
4485 (optab_libfunc, convert_optab_libfunc): New.
4486 * builtins.c (expand_builtin_powi): Update for new API.
4487 * expr.c (convert_move): Likewise.
4488 * expmed.c (expand_divmod): Likewise.
4490 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4492 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
4493 GOT pointer only if there is a constant pool. Use the allocated space
4496 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4498 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
4501 2007-09-04 Revital Eres <eres@il.ibm.com>
4502 Richard Guenther <rguenther@suse.de>
4503 R. Clint Whaley <whaley@cs.utsa.edu>
4505 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
4507 * tree-tailcall.c (process_assignment): Use -fassociative-math
4508 when reodering operands of floating-point type.
4509 * fold-const.c (fold_comparison, fold_binary): Use
4510 -fassociative-math and -freciprocal-math instead of
4511 -funsafe-math-optimization flag.
4512 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
4513 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
4514 -freciprocal-math instead of -funsafe-math-optimizations.
4515 * opts.c (set_fast_math_flags): Set -freciprocal-math and
4516 -fassociative-math when -ffast-math is set.
4517 (set_unsafe_math_optimizations_flags): New Function
4518 to set -freciprocal-math and -fassociative-math when
4519 -funsafe-math-optimizations is set.
4520 (common_handle_option): Call it.
4521 * tree-vectorizer.c (vect_is_simple_reduction): Use
4522 -fassociative-math when doing reduction on floats.
4523 * loop-unroll.c (analyze_insn_to_expand_var): Use
4524 -fassociative-math when expanding an accumulator of type float.
4525 * simplify-rtx.c (simplify_binary_operation_1): Use
4526 -fassociative-math and -freciprocal-math when reordeing operands
4527 of floating-point type.
4528 * combine.c (combine_simplify_rtx): Likewise.
4529 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
4531 * common.opt (-fassociative-math, -freciprocal-math): New flags.
4533 2007-09-04 Paolo Carlini <pcarlini@suse.de>
4536 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
4538 2007-09-04 Jan Hubicka <jh@suse.cz>
4540 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
4542 2007-09-04 Jan Hubicka <jh@suse.cz>
4544 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
4545 and corresponding MATCH_DUP.
4547 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
4550 * combine.c (subst): Do not try to simplify X if it represents load
4551 of FP constant from the constant pool via float extension.
4553 2007-09-04 Ben Elliston <bje@au.ibm.com>
4555 * c-opts.c: Include "tm_p.h".
4556 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
4558 2007-09-04 Richard Guenther <rguenther@suse.de>
4560 PR tree-optimization/33291
4561 * tree-pretty-print.c (dump_generic_node): Dump all
4562 qualifiers for pointer types, not only first. Dump
4563 qualifiers for aggregate types as well.
4564 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
4565 use the canonical type for building ARRAY_REFs.
4566 * gimplify.c (canonicalize_addr_expr): Clean up. The
4567 correct validness check is compatibility of the pointer
4568 types. Always use the canonical type for building
4569 ARRAY_REFs and ADDR_EXPRs.
4570 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
4571 change that disabled propagation of ADDR_EXPRs into statements
4574 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4576 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
4577 (umulsi3_highpart): Make into expanders; existing insns are
4578 now named *[insn]_nov6. Add stars to existing [insn]_v6
4579 counterparts' names.
4581 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
4583 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
4584 (unprotoize.o): Remove SHLIB_MULTILIB.
4586 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
4588 * doc/extend.texi: Document progmem attribute for AVR.
4590 2007-09-03 Anatoly Sokolov <aesok@post.ru>
4593 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
4595 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4597 * optabs.c (expand_ffs): Initialize val and defined_at_zero
4600 * optabs.c: Remove unnecessary forward declarations.
4601 (expand_unop_direct): New, broken out of expand_unop.
4602 (expand_doubleword_clz): New.
4603 (expand_ctz): Move above expand_ffs. Use
4604 start_sequence, end_sequence, add_equal_note, and
4605 expand_unop_direct. Add more commentary.
4606 (expand_ffs): Try both ctz optab and expand_ctz.
4607 Generate a test and branch if the hardware doesn't give us
4608 a useful value for input zero. Style improvements similar to
4611 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
4613 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4615 * config.gcc: Delete stanza for arm-semi-aof and
4616 armel-semi-aof targets.
4617 * config/arm/arm-protos.h
4619 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
4620 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
4621 delete aof_pic_label and remove mention of AOF in comments.
4622 * config/arm/arm.md: Delete patterns used only for AOF assembly.
4624 * config/arm/semiaof.h
4625 * config/arm/t-semi: Delete file.
4627 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4629 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
4630 CONST_CAST_BB): New macros for type-specific casts.
4631 (CONST_CAST): Add a TYPE parameter and define it in terms of
4634 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
4635 * c-lex.c (cb_ident, lex_string): Likewise,
4636 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
4637 * config/i386/i386.c (ix86_function_regparm,
4638 ix86_function_sseregparm): Use CONST_CAST_TREE.
4639 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
4641 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4642 give_switch, set_multilib_dir): Likewise,
4643 * gengtype-parse.c (string_seq, typedef_name): Likewise,
4644 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
4645 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
4646 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
4647 * prefix.c (update_path): Likewise,
4648 * pretty-print.c (pp_base_destroy_prefix): Likewise,
4649 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
4650 * tree-cfg.c (tree_can_merge_blocks_p,
4651 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
4652 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
4653 * tree.c (build_string): Supply a TYPE for CONST_CAST.
4654 (attribute_list_contained): Use CONST_CAST_TREE.
4656 2007-09-03 Krister Walfridsson <cato@df.lth.se>
4658 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
4660 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4663 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
4664 before forcing them into a register.
4666 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4668 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
4669 rather than define_code_macro.
4671 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4673 * gcc.c (xputenv): New function.
4674 (putenv_from_prefixes): Use xputenv instead of putenv.
4675 (process_command): Use xputenv instead of putenv.
4676 (set_collect_gcc_options): Use xputenv instead of putenv.
4677 (main): Use xputenv instead of putenv.
4679 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4681 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
4682 availability of swap instruction.
4683 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
4685 2007-09-03 Revital Eres <eres@il.ibm.com>
4687 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
4690 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
4691 Ayal Zaks <zaks@il.ibm.com>
4692 Revital Eres <eres@il.ibm.com>
4694 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
4695 compute_split_row): New functions.
4696 (ps_unschedule_node): Remove.
4697 (normalize_sched_times): Iterate over the already scheduled
4698 insns instead of the number of nodes.
4699 (MAX_SPLIT_NUM): New definition.
4700 (sms_schedule_by_order): Change the scheduling heuristic to
4701 avoid useless increases of initiation interval ii.
4702 (get_sched_window): Add dump printouts.
4704 2007-09-02 David Daney <ddaney@avtrex.com>
4706 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
4707 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
4708 (optab, insn): Add more attributes.
4709 (fetchop_bit): New code macro.
4710 (immediate_insn): New code macro attribute.
4711 (sync): Change condition to ISA_HAS_SYNC.
4712 (rdhwr): Change predicate for operand 0 to register_operand.
4713 (memory_barrier): New expand.
4714 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4715 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4716 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4717 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4718 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
4719 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
4720 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4721 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4722 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
4724 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4725 Hans-Peter Nilsson <hp@axis.com>
4727 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
4728 Defined to describe availability and behavior of CLZ.
4729 * config/cris/cris.md (clzsi2): Implement using lz instruction.
4730 * config/cris/cris.opt: Tweak comment for "-metrax4".
4731 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
4732 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
4733 (count_leading_zeros): Define.
4735 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4737 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
4739 2007-09-02 Joseph Myers <joseph@codesourcery.com>
4742 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
4745 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4747 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
4748 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
4749 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
4750 sched-deps.c, sched-int.h, system.h, target.h,
4751 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
4752 tree.def: Fix comment typos.
4754 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4756 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
4757 (override_options): Turn on -mstrict-align on non-ColdFire
4759 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
4761 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4763 * c-common.c (const_strip_array_types): Delete.
4764 * c-common.h (const_strip_array_types): Likewise.
4765 * emit-rtl.c (const_next_insn, const_previous_insn,
4766 const_next_nonnote_insn, const_prev_nonnote_insn,
4767 const_next_real_insn, const_prev_real_insn,
4768 const_next_active_insn, const_prev_active_insn, const_next_label,
4769 const_prev_label): Delete.
4770 * gimple-low.c (block_may_fallthru): Use expr_last.
4771 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
4772 * rtl.h (const_previous_insn, const_next_insn,
4773 const_prev_nonnote_insn, const_next_nonnote_insn,
4774 const_prev_real_insn, const_next_real_insn,
4775 const_prev_active_insn, const_next_active_insn, const_prev_label,
4776 const_next_label): Delete.
4777 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
4778 * system.h (CONST_CAST): Update comment.
4779 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
4780 (const_first_stmt, const_last_stmt): Delete.
4781 (tree_block_ends_with_condjump_p): Use last_stmt.
4782 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
4783 * tree-iterator.c (const_expr_first, const_expr_last,
4784 const_expr_only): Delete.
4785 * tree.c (const_lookup_attribute): Likewise.
4786 (attribute_list_contained): Use lookup_attribute.
4787 * tree.h (const_lookup_attribute, const_expr_first,
4788 const_expr_last, const_expr_only): Delete.
4790 2007-09-01 Richard Guenther <rguenther@suse.de>
4792 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
4793 instead of TREE_THIS_VOLATILE.
4794 * tree-ssa-operands.c (add_virtual_operand): Do not set
4795 has_volatile_ops. Do not check s_ann for NULL.
4796 (get_indirect_ref_operands): Likewise.
4797 (get_expr_operands): Likewise. For all reference trees
4798 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
4799 check base of reference for TREE_THIS_VOLATILE.
4801 2007-09-01 Richard Guenther <rguenther@suse.de>
4803 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
4804 between integral types. Also allow conversions between
4807 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4809 * optabs.c (prepare_float_lib_cmp): Use
4810 libgcc_cmp_return_mode instead of word_mode.
4811 * config/dfp-bit.h: Likewise.
4812 * config/fp-bit.h: Likewise.
4813 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
4815 (spu_libgcc_shift_count_mode): New function.
4816 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
4817 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
4819 2007-08-31 Joseph Myers <joseph@codesourcery.com>
4821 * tree-pretty-print.c: Include output.h.
4822 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
4823 HOST_WIDE_INT_PRINT_DEC.
4824 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
4826 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
4828 PR rtl-optimization/33224
4829 * loop-iv.c (latch_dominating_def): Check that the definition belongs
4830 to the analysed region.
4832 2007-08-31 Richard Guenther <rguenther@suse.de>
4834 * function.c (allocate_struct_function): Do not set
4835 current_function_returns_pointer.
4836 * function.h (struct var_refs_queue): Remove.
4837 (struct simple_obstack_stack): Likewise.
4838 (struct function): Remove fixup_var_refs_queue member.
4839 Remove returns_pointer flag.
4840 (current_function_returns_pointer): Remove define.
4842 2007-08-31 Nick Clifton <nickc@redhat.com>
4844 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
4845 secondary keys in order to obtain a stable sort.
4847 2007-08-31 Nick Clifton <nickc@redhat.com>
4850 * config/m32r/constraints.md: Add W constraint for integer zero.
4851 * config/m32r/m32r.md (get_pc): Use W and i constraints.
4852 Fix length calculation by using alternatives.
4854 2007-08-31 Richard Sandiford <richard@codesourcery.com>
4856 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
4857 split out from expand_binop.
4858 (avoid_expensive_constant): New function.
4859 (expand_binop_directly): Remove commutative_op argument and
4860 (expand_binop_directly): Remove commutative_op argument and
4861 call cummutative_optab_p instead. Do not change op0 or op1
4862 when swapping xop0 and xop1. Apply avoid_expensive_constant
4863 to each argument after potential swapping. Enforce the
4864 canonical order of commutative operands.
4865 (expand_binop): Use shift_optab_p and commutative_optab_p.
4866 Update the calls to expand_binop_directly. Only force constants
4867 into registers when widening an operation. Only swap operands
4868 once a direct expansion has been rejected.
4869 (expand_twoval_binop): Only force constants into registers when
4870 using a direct expansion.
4872 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
4874 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
4875 (sched_analyze_insn): Don't postprocess speculative dependencies when
4876 target has no scheduling.
4877 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
4878 'uninitialized' warning.
4880 2007-08-31 Richard Guenther <rguenther@suse.de>
4882 * tree.c (build_complex_type): Always set TYPE_NAME for
4885 2007-08-31 Olivier Hainque <hainque@adacore.com>
4887 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
4888 internal macro. Default alignment factor for csect directives, chosen
4889 to match what BIGGEST_ALIGNMENT allows.
4890 (DATA_SECTION_ASM_OP): Use it.
4891 * config/rs6000/rs6000.c
4892 (rs6000_xcoff_output_readonly_section_asm_op):
4893 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
4894 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
4896 2007-08-31 Olivier Hainque <hainque@adacore.com>
4898 * dbxout.c (dbxout_block): Move declaration within the first
4899 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
4900 block to include the definition, together with the associated
4903 2007-08-31 David Edelsohn <edelsohn@gnu.org>
4904 Revital Eres <eres@il.ibm.com>
4906 * doc/invoke.texi (-mpaired): Document flag.
4907 * config.gcc: Include paired.h in powerpc extra_headers and
4908 750cl.h in powerpc-*-linux*paired*.
4909 * config/rs6000/rs6000.opt (-mpaired): New flag.
4910 * config/rs6000/rs6000.c (paired_init_builtins,
4911 paired_expand_builtin, paired_expand_lv_builtin,
4912 paired_expand_stv_builtin, paired_expand_predicate_builtin):
4913 New functions to support the paired single builtin functions.
4914 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
4915 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
4917 (bdesc_paired_preds): New structure for paired predicate
4919 (rs6000_expand_builtin): Expand paired single builtins.
4920 (rs6000_init_builtins): Init paired single builtins.
4921 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
4922 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
4923 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
4924 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
4925 (rs6000_vector_mode_supported_p): Support paired vector mode.
4926 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
4927 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
4929 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
4930 (DATA_ALIGNMENT): Likewise.
4931 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
4932 (rs6000_builtins): Add PAIRED builtins.
4933 * config/rs6000/rs6000.md: Include paired.md.
4934 * config/rs6000/paired.h: New.
4935 * config/rs6000/paired.md: New.
4936 * config/rs6000/750cl.h: New.
4937 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
4939 2007-08-30 Ollie Wild <aaw@google.com>
4941 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
4942 * gcc.c (default_compilers): Add -fno-directives-only to
4943 @assembler-with-cpp.
4945 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
4949 * regclass.c (initial_fixed_regs): Revert previous change and make
4951 (initial_call_used_regs): Likewise.
4952 (initial_call_really_used_regs): Delete, reverting previous addition.
4953 (initial_reg_names): Likewise.
4954 (init_reg_sets): Revert previous change.
4955 (saved_fixed_regs): New.
4956 (saved_call_used_regs): New.
4957 (saved_call_really_used_regs): New.
4958 (saved_reg_names): New.
4959 (save_register_info): New.
4960 (restore_register_info): New.
4961 (init_reg_sets_1): Replace reset of register info with call to
4962 restore_register_info.
4963 * rtl.h (save_register_info): Declare.
4964 * toplev.c (backend_init): Call save_register_info.
4966 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4968 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
4969 from the original statement.
4971 2007-08-30 Chao-ying Fu <fu@mips.com>
4973 * c-lex.c (interpret_fixed): Declare.
4974 (interpret_float): Process _Fract and _Accum.
4975 (interpret_fixed): New function.
4976 * final.c (output_addr_const): Process CONST_FIXED.
4977 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
4978 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
4980 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
4982 (simplify_immed_subreg): Support CONST_FIXED.
4983 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
4984 (simplify_subreg): Support CONST_FIXED.
4986 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4988 * config/rs6000/ppu_intrinsics.h: New file.
4989 * config.gcc (powerpc*-*-* <extra_headers>): Install
4992 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4994 * cfg.c (dump_flow_info): Change to also print entry and exit
4996 * print-rtl.c (print_rtl_single): Allow to print rtl with
4999 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5001 * df-core.h (df_dump_region): New function.
5002 * df.h (df_dump_region): New function.
5003 * loop-invariant.c (find_defs): Add call to df_dump_region.
5004 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
5007 2007-08-30 Jakub Jelinek <jakub@redhat.com>
5010 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
5011 true if any of the compare_section_name calls returned true,
5012 rather than if any returned false.
5014 2007-08-30 Richard Guenther <rguenther@suse.de>
5016 PR tree-optimization/33199
5017 * tree-ssa-structalias.c (handle_lhs_call): New function.
5018 (find_func_aliases): In non-IPA mode make sure that for
5019 calls that return a pointer we add a constraint for the
5020 result to point to anything.
5022 2007-08-30 Richard Guenther <rguenther@suse.de>
5024 * doc/invoke.texi (-mveclibabi): Document new target option.
5025 * config/i386/i386.opt (-mveclibabi): New target option.
5026 * config/i386/i386.c (ix86_veclib_handler): Handler for
5027 vectorization library support.
5028 (override_options): Handle the -mveclibabi option, initialize
5029 the vectorization library handler.
5030 (ix86_builtin_vectorized_function): As fallback call the
5031 vectorization library handler, if set.
5032 (ix86_veclibabi_acml): New static function for ACML ABI style
5033 vectorization support.
5035 2007-08-30 Jakub Jelinek <jakub@redhat.com>
5037 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
5038 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
5039 SImode and update m. Don't run gen_lowpart_common on arbitrary
5040 memory address, force it to register first.
5043 * dce.c (dce_process_block): Don't delete setters of
5044 artificially used registers.
5046 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5048 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
5049 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
5050 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
5052 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5054 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
5056 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
5057 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
5059 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5061 * system.h: Activate -Wcast-qual as warning-only.
5063 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
5066 * config/rs6000/rs6000.c (compare_section_name): New function.
5067 (rs6000_elf_in_small_data_p): Compare section prefixes instead
5070 2007-08-29 Olivier Hainque <hainque@adacore.com>
5072 * xcoffout.c: #include debug.h.
5073 * Makefile.in (xcoffout.o): Add debug.h dependency.
5075 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
5077 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
5078 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
5080 2007-08-29 Richard Guenther <rguenther@suse.de>
5082 * tree-pretty-print.c (dump_generic_node): Print
5083 label DECL_UID as D.%u.
5084 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
5086 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5088 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
5089 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
5091 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
5094 * tree.c (build_type_attribute_qual_variant): Set canonical types
5095 on the final, unqualified attribute variant before building the
5098 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5100 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
5101 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
5103 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5106 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5107 * config/bfin/bfin.md (composev2hi): Put operands into vector
5110 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5112 * config/bfin/bfin.md (composev2hi): Put operands into vector
5115 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5117 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
5118 attribute when appropriate.
5119 (bfin_handle_l1_text_attribute): New.
5120 (bfin_handle_l1_data_attribute): New.
5121 (bfin_attribute_table): Add attributes: l1_text, l1_data,
5122 l1_data_A and l1_data_B.
5123 * doc/extend.texi (node Function Attributes): Document l1_text
5125 (Variable Attributes): Add Blackfin subsection. Document l1_data,
5126 l1_data_A and l1_data_B variable attributes.
5128 2007-08-28 Jie Zhang <jie.zhang@analog.com>
5130 * config/bfin/bfin.opt (minline-plt): Add.
5131 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
5132 call to global functions.
5133 * doc/invoke.texi (Option Summary): Mention -minline-plt.
5134 (Blackfin Options): Document -minline-plt.
5136 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
5138 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
5139 given a non-function.
5140 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
5142 2007-08-28 DJ Delorie <dj@redhat.com>
5144 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
5146 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5148 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
5150 2007-08-28 Richard Guenther <rguenther@suse.de>
5152 * tree.h (struct tree_function_decl): Increase size of
5153 function_code bitfield.
5155 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
5156 Kazu Hirata <kazu@codesourcery.com>
5158 * gcc/config/m68k/linux.h
5159 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
5160 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
5161 (m68k_return_in_memory): New.
5162 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
5165 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
5168 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
5169 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
5170 operand) when top VEC_SELECT extracts scalar element.
5171 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
5172 (*vec_extract_v4sf_mem): Ditto.
5174 2007-08-28 Jakub Jelinek <jakub@redhat.com>
5177 * passes.c (init_optimization_passes): Move pass_df_finish
5178 after pass_postreload sublist.
5180 PR rtl-optimization/33148
5181 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
5182 (neg (lt X 0)) if X has scalar int mode.
5185 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
5186 initializer, use build_vector_from_ctor if possible to create
5187 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
5188 even after this, return NULL.
5190 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
5192 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
5194 2007-08-28 Richard Guenther <rguenther@suse.de>
5196 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
5197 (struct tree_function_decl): Make function_code a bitfield.
5198 Add disregard_inline_limits flag.
5199 * cgraphunit.c (cgraph_process_new_functions): Check
5200 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
5201 (cgraph_preserve_function_body_p): Likewise.
5202 * ipa-inline.c (compute_inline_parameters): Likewise.
5203 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
5204 for GNU C extern inline functions.
5205 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
5206 * tree-inline.c (disregard_inline_limits_p): Remove.
5207 * tree-inline.h (disregard_inline_limits_p): Likewise.
5208 * c-common.c (handle_always_inline_attribute): Set
5209 DECL_DISREGARD_INLINE_LIMITS.
5210 * langhooks.c (add_builtin_function): Verify the function code
5211 fits in the bitfield.
5213 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
5214 Vladimir Yanovsky <yanov@il.ibm.com>
5215 Revital Eres <eres@il.ibm.com>
5216 Andrey Belevantsev <abel@ispras.ru>
5218 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
5220 * modulo-sched.c: Add documentation regarding do-loop.
5221 (doloop_register_get): Change number of arguments to support
5222 the new do-loop pattern and check whether COUNT_REG has no other
5223 occurences in the loop besides in the control part.
5224 (duplicate_insns_of_cycles): Do not duplicate the insn which
5225 changes count_reg as it is already adjusted.
5226 (generate_prolog_epilog): New argument to support the new
5227 do-loop pattern. Change the subtract instruction to use
5228 expand_simple_binop. Call duplicate_insns_of_cycles with new
5230 (sms_schedule): Call doloop_register_get and
5231 generate_prolog_epilog with new argument. Do not handle loops
5232 with single sets insns with subreg in their lhs.
5233 * loop-doloop.c (doloop_optimize): Support for another do-loop
5235 (doloop_condition_get): Gets an instruction instead of a pattern
5236 and change the return condition when the do-loop pattern is
5238 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
5239 deps when considering to not create edges.
5241 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
5243 * doc/extend.texi (gnu_inline funtion attribute): Document C++
5246 2007-08-27 Jason Merrill <jason@redhat.com>
5249 * gimplify.c (gimplify_modify_expr): Discard the assignment of
5250 zero-sized types after calling gimplify_modify_expr_rhs.
5252 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
5254 * regclass.c (init_reg_autoinc): Fix typo.
5256 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
5258 Fix PR tree-optimization/33173
5259 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
5261 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
5264 * config/i386/i386.h (VALID_DFP_MODE_P): New.
5265 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
5268 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
5269 David Ung <davidu@mips.com>
5270 Nigel Stephens <nigel@mips.com>
5272 Separate target-specific initialization from general
5273 back-end initialization.
5275 * toplev.c (init_alignments): New, split out from...
5276 (process_options): ...here.
5277 (backend_init_target): New, split out from...
5278 (backend_init): ...here.
5279 (lang_dependent_init_target): New, split out from...
5280 (lang_dependent_init): ...here.
5281 (target_reinit): New.
5282 * toplev.h (target_reinit): Declare.
5283 * expr.c (init_expr_target): Renamed from init_expr_once, since it
5284 now can be called more than once. Update comments.
5285 * expr.h (init_expr_target): Likewise.
5286 * alias.c (init_alias_target): Renamed from init_alias_once, since it
5287 now can be called more than once. Explicitly zero
5288 static_reg_base_value.
5289 * emit-rtl.c (init_emit_regs): New, split out from...
5290 (init_emit_once): Here.
5291 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
5292 non-const, so that changes from command-line arguments can overwrite
5293 values provided by the static initializers.
5294 (initial_call_really_used_regs): New, used similarly to the above.
5295 (initial_reg_names): Likewise.
5296 (last_mode_for_init_move_cost): Promoted function-local static to
5297 file-scope static to make it accessible outside init_move_cost.
5298 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
5299 Do not initialize inv_reg_alloc_order yet, either. Do initialize
5300 reg_names since it is needed for parsing command-line options.
5301 (init_move_cost): Use last_mode_for_init_move_cost instead of
5302 function-local static.
5303 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
5304 call_really_used_regs now. Reinitialize reg_names. Also
5305 initialize inv_reg_alloc_order. Zero reg_class_subunion and
5306 reg_class_superunion. Clear losing_caller_save_reg_set.
5307 Preserve global registers if called more than once. Reset
5308 move cost, may_move_in_cost, may_move_out_cost, and
5309 last_mode_for_init_move_cost.
5310 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
5311 can now be invoked more than once. Update comments.
5312 (init_regs): Update comments.
5313 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
5314 and initial_call_really_used_regs, instead of the non-initial
5315 variables. This allows us to save the command-line register settings
5316 after target reinitialization.
5317 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
5318 * rtl.h (init_emit_regs): Declare.
5319 (init_reg_modes_target, init_alias_target): Renamed as described
5321 * reload1.c (init_reload): Update comments.
5322 * optabs.c (init_optabs): Likewise.
5323 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
5325 2007-08-26 Chao-ying Fu <fu@mips.com>
5327 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
5330 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5332 * alias.c (memory_modified_1, memory_modified_in_insn_p):
5334 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
5336 * bb-reorder.c (copy_bb_p): Likewise.
5337 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
5338 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
5339 block_ends_with_condjump_p): Likewise.
5340 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
5341 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
5342 block_ends_with_condjump_p): Likewise.
5343 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
5344 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
5345 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
5346 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
5347 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
5348 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
5349 debug_true_const_tree instad of debug_true_tree.
5350 * debug.c (do_nothing_debug_hooks): Likewise.
5351 * debug.h (ignore_block, debug_true_const_tree): Constify.
5352 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
5353 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
5354 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
5355 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
5356 dbx_reg_number, is_based_loc, field_type,
5357 simple_type_align_in_bits, simple_decl_align_in_bits,
5358 simple_type_size_in_bits, field_byte_offset, insert_float,
5359 type_tag, member_declared_type, is_redundant_typedef,
5360 secname_for_decl, is_inlined_entry_point): Likewise.
5361 * emit-rtl.c (const_next_insn, const_previous_insn,
5362 const_next_nonnote_insn, const_prev_nonnote_insn,
5363 const_next_real_insn, const_prev_real_insn,
5364 const_next_active_insn, const_prev_active_insn, const_next_label,
5365 const_prev_label): Likewise.
5366 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
5368 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
5369 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
5370 sched_insn_is_legitimate_for_speculation_p): Likewise.
5371 * jump.c (reversed_comparison_code_parts,
5372 reversed_comparison_code, reversed_comparison, condjump_label):
5374 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
5375 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
5377 * rtl.h (const_previous_insn, const_next_insn,
5378 const_prev_nonnote_insn, const_next_nonnote_insn,
5379 const_prev_real_insn, const_next_real_insn,
5380 const_prev_active_insn, const_next_active_insn, const_prev_label,
5381 const_next_label, modified_between_p, modified_in_p,
5382 const_note_storeskeep_with_call_p, condjump_label,
5383 reversed_comparison, reversed_comparison_code,
5384 reversed_comparison_code_parts, memory_modified_in_insn_p,
5385 stack_regs_mentioned): Likewise.
5386 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
5387 keep_with_call_p): Likewise.
5388 * sched-deps.c (deps_may_trap_p, sched_get_condition,
5389 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
5390 sd_lists_size, sd_lists_empty_p): Likewise.
5391 * sched-int.h (sched_insns_conditions_mutex_p,
5392 haifa_classify_insn, no_real_insns_p,
5393 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
5394 sd_lists_size, sd_lists_empty_p): Likewise.
5395 * sdbout.c (sdb_debug_hooks): Likewise.
5396 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
5397 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
5398 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
5400 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
5401 tree_can_throw_internal): Likewise.
5402 * tree-flow-inline.h (phi_nodes): Likewise.
5403 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
5404 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
5405 * tree-gimple.c (const_get_call_expr_in): Likewise.
5406 * tree-gimple.h (const_get_call_expr_in): Likewise.
5407 * tree.c (const_lookup_attribute, attribute_list_equal,
5408 attribute_list_contained): Likewise.
5409 * tree.h (attribute_list_equal, attribute_list_contained,
5410 const_lookup_attribute): Likewise.
5411 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
5413 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
5415 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
5416 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
5418 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
5421 * config/alpha/constraints.md: Delete "svn:mime-type" property
5422 with svn propdel "svn:mime-type".
5424 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
5427 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
5428 non NOTE insn doesn't cross basic block.
5429 (noce_try_abs): Likewise.
5430 (noce_process_if_block): Likewise.
5432 2007-08-26 David Edelsohn <edelsohn@gnu.org>
5435 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
5436 operand without auto-inc-dec.
5437 * config/rs6000/rs6000.md (floatsidf2_internal): Use
5438 offsettable_mem_operand.
5439 (floatunssidf2_internal): Same.
5440 (fix_truncdfsi2_internal): Same.
5441 (floatsidf_ppc64): Same.
5442 (floatunssidf_ppc64): Same.
5443 (fix_trunctfsi2_internal): Same.
5445 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
5448 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
5449 pass defines needed for version.c.
5451 2007-08-25 Joseph Myers <joseph@codesourcery.com>
5453 * configure.ac (--debug-prefix-map check): Change assembler
5454 version presumed to have feature to 2.18.
5455 * configure: Regenerate.
5457 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5459 * c-common.c (vector_types_convertible_p,
5460 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
5461 self_promoting_args_p): Constify.
5462 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
5463 c_promoting_integer_type_p, self_promoting_args_p,
5464 anon_aggr_type_p, vector_types_convertible_p): Likewise.
5465 * c-decl.c (anon_aggr_type_p): Likewise.
5466 * * c-dump.c (dump_stmt): Likewise.
5467 * c-objc-common.c (has_c_linkage): Likewise.
5468 * c-tree.h (same_translation_unit_p): Likewise.
5469 * c-typeck.c (null_pointer_constant_p,
5470 tagged_types_tu_compatible_p, function_types_compatible_p,
5471 type_lists_compatible_p, lvalue_or_else, lvalue_p,
5472 comptypes_internal, struct tagged_tu_seen_cache,
5473 same_translation_unit_p, alloc_tagged_tu_seen_cache,
5474 c_size_in_bytes): Likewise.
5475 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
5476 hash_ptr, eq_ptr): Likewise.
5477 * langhooks-def.h (lhd_decl_ok_for_sibcall,
5478 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
5479 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
5480 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
5482 * optabs.c (optab_for_tree_code): Likewise.
5483 * optabs.h (optab_for_tree_code): Likewise.
5484 * rtl.h (simplify_rtx): Likewise.
5485 * simplify-rtx.c (simplify_rtx): Likewise.
5486 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
5487 dump_flag, dump_node): Likewise.
5488 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
5489 queue_and_dump_type, dump_flag): Likewise.
5490 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
5491 * tree-pass.h (dump_node): Likewise.
5492 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
5493 supportable_narrowing_operation): Likewise.
5494 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
5495 supportable_narrowing_operation): Likewise.
5496 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
5497 is_negative_overflow_infinity, is_positive_overflow_infinity,
5498 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
5499 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
5500 update_value_range, add_equivalence, ssa_name_nonnegative_p,
5501 ssa_name_nonzero_p, fp_predicate): Likewise.
5502 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
5503 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
5504 ssa_name_nonnegative_p): Likewise.
5506 2007-08-25 Hans Kester <hans.kester@ellips.nl>
5508 * config.gcc : Add x86_64-elf target.
5510 2007-08-25 Jakub Jelinek <jakub@redhat.com>
5512 * expr.c (store_expr): Fix order of store_by_pieces arguments.
5514 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
5515 Nigel Stephens <nigel@mips.com>
5519 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
5520 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
5521 * expr.c (SET_BY_PIECES_P): Define.
5522 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
5523 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
5524 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
5526 * expr.h (SET_RATIO): Define.
5527 (can_store_by_pieces, store_by_pieces): Update prototypes.
5528 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
5529 can_store_by_pieces/store_by_pieces.
5530 (expand_builtin_memcpy_args): Likewise.
5531 (expand_builtin_strncpy): Likewise.
5532 (expand_builtin_memset_args): Likewise. Also remove special case
5533 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
5534 decide what to do instead.
5535 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
5536 to can_store_by_pieces.
5538 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
5539 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
5541 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
5542 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
5543 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
5544 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
5545 (STORE_BY_PIECES_P): Define.
5547 2007-08-24 Tom Tromey <tromey@redhat.com>
5549 * varpool.c (varpool_last_needed_node): Fix comment typo.
5550 * c-decl.c (duplicate_decls): Fix comment typo.
5551 (clone_underlying_type): Update comment.
5553 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5555 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
5556 alpha_in_small_data_p, alpha_split_complex_arg,
5557 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5559 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
5560 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
5562 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
5563 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5564 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
5565 * config/darwin.c (darwin_binds_local_p): Likewise.
5566 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
5568 * config/i386/i386-protos.h (i386_pe_binds_local_p,
5569 i386_pe_valid_dllimport_attribute_p): Likewise.
5570 * config/i386/i386.c (ix86_function_regparm,
5571 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
5572 x86_can_output_mi_thunk, ix86_mangle_type,
5573 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
5574 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
5575 i386_pe_binds_local_p): Likewise.
5576 * config/ia64/ia64.c
5577 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
5578 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
5579 ia64_invalid_conversion, ia64_invalid_unary_op,
5580 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5582 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
5583 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
5584 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5585 * config/mips/mips.c (mips_use_blocks_for_constant_p,
5586 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
5587 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5588 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
5589 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
5590 * config/pa/pa.c (pa_commutative_p): Likewise.
5591 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
5593 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
5594 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
5595 rs6000_use_blocks_for_constant_p,
5596 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
5597 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5598 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
5599 * config/s390/s390.c (s390_mangle_type,
5600 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
5602 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5603 th_in_small_data_p): Likewise.
5604 * config/sh/sh.c (sh_ms_bitfield_layout_p,
5605 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5607 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
5608 sparc_mangle_type): Likewise.
5609 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
5610 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
5611 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
5613 * hooks.c (hook_bool_mode_const_rtx_false,
5614 hook_bool_mode_const_rtx_true,
5615 hook_bool_const_tree_hwi_hwi_const_tree_false,
5616 hook_bool_const_tree_hwi_hwi_const_tree_true,
5617 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5618 hook_constcharptr_const_tree_null,
5619 hook_constcharptr_const_rtx_null,
5620 hook_constcharptr_const_tree_const_tree_null,
5621 hook_constcharptr_int_const_tree_null,
5622 hook_constcharptr_int_const_tree_const_tree_null): New.
5623 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5624 hook_bool_tree_hwi_hwi_tree_false,
5625 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5626 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5627 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5628 hook_constcharptr_int_tree_null,
5629 hook_constcharptr_int_tree_tree_null): Delete.
5630 (default_can_output_mi_thunk_no_vcall): Constify.
5631 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5632 hook_bool_tree_hwi_hwi_tree_false,
5633 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5634 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5635 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5636 hook_constcharptr_int_tree_null,
5637 hook_constcharptr_int_tree_tree_null): Delete.
5638 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
5639 hook_bool_const_tree_hwi_hwi_const_tree_false,
5640 hook_bool_const_tree_hwi_hwi_const_tree_true,
5641 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5642 hook_constcharptr_const_tree_null,
5643 hook_constcharptr_const_rtx_null,
5644 hook_constcharptr_const_tree_const_tree_null,
5645 hook_constcharptr_int_const_tree_null,
5646 hook_constcharptr_int_const_tree_const_tree_null): New.
5647 (default_can_output_mi_thunk_no_vcall): Constify.
5648 * integrate.c (function_attribute_inlinable_p): Likewise.
5649 * integrate.h (function_attribute_inlinable_p): Likewise.
5650 * jump.c (rtx_renumbered_equal_p): Likewise.
5651 * output.h (decl_readonly_section, categorize_decl_for_section,
5652 default_use_anchors_for_symbol_p, default_binds_local_p,
5653 default_binds_local_p_1): Likewise.
5654 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
5656 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5657 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
5658 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
5659 TARGET_COMP_TYPE_ATTRIBUTES,
5660 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
5661 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
5662 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
5663 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
5664 TARGET_DWARF_CALLING_CONVENTION): Likewise.
5665 * target.h (can_output_mi_thunk, needs_block_p,
5666 first_cycle_multipass_dfa_lookahead_guard_spec,
5667 vector_alignment_reachable, comp_type_attributes,
5668 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
5669 commutative_p, use_blocks_for_constant_p,
5670 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
5671 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
5672 invalid_within_doloop, valid_dllimport_attribute_p,
5673 split_complex_arg, invalid_arg_for_unprototyped_fn,
5674 invalid_conversion, invalid_unary_op, invalid_binary_op):
5676 * targhooks.c (default_invalid_within_doloop,
5677 hook_invalid_arg_for_unprototyped_fn,
5678 default_builtin_vector_alignment_reachable): Likewise.
5679 (hook_bool_rtx_commutative_p): Delete.
5680 (hook_bool_const_rtx_commutative_p): New.
5681 * targhooks.h (default_invalid_within_doloop,
5682 default_builtin_vector_alignment_reachable,
5683 hook_invalid_arg_for_unprototyped_fn): Constify.
5684 (hook_bool_rtx_commutative_p): Delete.
5685 (hook_bool_const_rtx_commutative_p): New.
5686 * varasm.c (bss_initializer_p, decl_default_tls_model,
5687 categorize_decl_for_section, decl_readonly_section,
5688 default_use_anchors_for_symbol_p, default_binds_local_p,
5689 default_binds_local_p_1): Constify.
5691 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5693 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5694 __NO_BUILTIN if -fno-builtin.
5696 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5698 * config/bfin/bfin.c (print_operand): Report error instead of
5699 ICE for wrong operand.
5701 2007-08-24 Michael Matz <matz@suse.de>
5703 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
5705 2007-08-24 Richard Guenther <rguenther@suse.de>
5708 * tree-ssa.c (useless_type_conversion_p): Split into a
5709 recursive and a non-recursive part.
5710 (useless_type_conversion_p_1): New function.
5711 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
5712 from maybe_fold_offset_to_reference is trivially convertible
5713 to the desired type before doing the simplification.
5715 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5717 * expr.c (store_expr): Optimize initialization of an array
5719 * expr.h (builtin_strncpy_read_str): New prototype.
5720 * builtins.c (builtin_strncpy_read_str): Remove prototype.
5723 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
5726 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
5727 field when initializing if_info structure.
5729 2007-08-24 Richard Guenther <rguenther@suse.de>
5731 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
5733 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
5734 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
5735 * tree-inline.c (inlinable_function_p): Fold in common parts of
5736 the cannot_inline_tree_fn langhook.
5737 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
5738 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
5739 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5740 cannot_inline_tree_fn langhook.
5741 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5742 cannot_inline_tree_fn member.
5744 2007-08-24 Richard Guenther <rguenther@suse.de>
5746 * expr.c (get_inner_reference): Do computation of bitoffset
5747 from offset in a way we can detect overflow reliably.
5749 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5751 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
5753 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5755 * config/bfin/bfin.opt (mfast-fp): Add.
5756 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
5757 libbffastfp override libgcc if -mfast-fp.
5758 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
5759 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
5760 (Blackfin Options): Document -mfast-fp.
5762 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5764 PR tree-optimization/32573
5766 * tree-data-ref.c (initialize_data_dependence_relation): Clear
5767 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
5768 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
5769 (build_classic_dist_vector): Return false rather than true if
5770 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
5771 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
5772 returned false. Don't call save_dist_v before calling
5773 build_classic_dist_vector_1.
5774 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
5775 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
5776 DDR_DIR_VECTS vectors.
5778 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
5780 * configure.ac (leb128): Modify sed statement to work with any
5781 binutils version string.
5782 * configure: Regenerate
5784 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5786 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
5787 Wrap in RTX_CODE macro guard.
5788 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
5789 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
5790 arm_mark_dllimport, arm_pe_encode_section_info,
5791 arm_pe_unique_section): Use ISO-C function declarations.
5792 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
5793 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
5794 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
5796 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
5797 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
5799 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
5801 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
5802 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
5803 (register_move_cost): Use ISO-C function declarations.
5804 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
5805 * config/score/score-protos.h (score_declare_object): Add
5807 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
5809 * final.c (profile_function): Avoid empty if-bodies.
5812 * calls.c (must_pass_in_stack_var_size,
5813 must_pass_in_stack_var_size_or_pad): Constify.
5814 * config/alpha/alpha-protos.h (function_value): Likewise.
5815 * config/alpha/alpha.c (alpha_return_in_memory,
5816 alpha_pass_by_reference, function_value,
5817 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
5818 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5820 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
5821 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5822 TARGET_PROMOTE_PROTOTYPES): Likewise.
5823 * config/arm/arm-protos.h (arm_return_in_memory,
5824 arm_pad_arg_upward, arm_function_value): Likewise.
5825 * config/arm/arm.c (arm_pass_by_reference,
5826 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
5827 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5828 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
5830 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5831 * config/avr/avr-protos.h (avr_function_value): Likewise.
5832 * config/avr/avr.c (avr_return_in_memory,
5833 gas_output_limited_string, gas_output_ascii, avr_function_value,
5834 avr_return_in_memory): Likewise.
5835 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
5836 * config/bfin/bfin.c (bfin_pass_by_reference,
5837 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
5838 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
5840 * config/cris/cris.c (cris_pass_by_reference,
5841 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
5842 * config/crx/crx.c (crx_return_in_memory): Likewise.
5843 * config/darwin.c (function_base, machopic_function_base_name):
5845 * config/fr30/fr30.c (fr30_must_pass_in_stack,
5846 TARGET_PROMOTE_PROTOTYPES): Likewise.
5847 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
5848 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
5849 * config/i386/i386-protos.h (ix86_return_in_memory,
5850 ix86_sol10_return_in_memory): Likewise.
5851 * config/i386/i386.c (ix86_function_value,
5852 ix86_function_sseregparm, ix86_must_pass_in_stack,
5853 type_natural_mode, classify_argument, examine_argument,
5854 construct_container, ix86_pass_by_reference, function_value_32,
5855 function_value_64, ix86_function_value_1, return_in_memory_32,
5856 return_in_memory_64, return_in_memory_ms_64,
5857 ix86_return_in_memory, ix86_sol10_return_in_memory,
5858 TARGET_PROMOTE_PROTOTYPES): Likewise.
5859 * config/ia64/ia64-protos.h (ia64_function_value,
5860 ia64_hpux_function_arg_padding): Likewise.
5861 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
5862 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
5863 ia64_hpux_function_arg_padding): Likewise.
5864 * config/iq2000/iq2000-protos.h (function_arg,
5865 iq2000_function_value): Likewise.
5866 * config/iq2000/iq2000.c (iq2000_return_in_memory,
5867 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
5868 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5869 function_arg, iq2000_function_value): Likewise.
5870 * config/m32c/m32c-protos.h (m32c_function_value,
5871 m32c_promote_function_return): Likewise.
5872 * config/m32c/m32c.c (m32c_pass_by_reference,
5873 m32c_promote_prototypes, m32c_promote_function_return,
5874 m32c_function_value): Likewise.
5875 * config/m32r/m32r.c (m32r_return_in_memory,
5876 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5877 m32r_in_small_data_p): Likewise.
5878 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
5880 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
5881 m68hc11_function_arg_padding): Likewise.
5882 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
5883 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
5884 m68k_function_value): Likewise.
5885 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
5886 mcore_function_value): Likewise.
5887 * config/mcore/mcore.c (handle_structs_in_regs,
5888 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5889 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5890 mcore_num_arg_regs, mcore_function_value): Likewise.
5891 * config/mips/mips-protos.h (mips_pad_arg_upward,
5892 mips_function_value): Likewise.
5893 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
5894 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
5895 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5896 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
5897 mips_function_value): Likewise.
5898 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
5900 * config/mmix/mmix.c (mmix_pass_by_reference,
5901 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
5902 mmix_encode_section_info): Likewise.
5903 * config/mn10300/mn10300-protos.h (mn10300_function_value):
5905 * config/mn10300/mn10300.c (mn10300_return_in_memory,
5906 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5907 mn10300_function_value): Likewise.
5908 * config/mt/mt-protos.h (mt_function_value): Likewise.
5909 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
5910 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
5911 * config/pa/pa-protos.h (function_arg_padding, function_value,
5912 pa_return_in_memory): Likewise.
5913 * config/pa/pa.c (pa_pass_by_reference,
5914 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5915 function_arg_padding, function_value, pa_return_in_memory):
5917 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
5918 * config/rs6000/rs6000-protos.h (rs6000_function_value,
5919 function_arg_padding): Likewise.
5920 * config/rs6000/rs6000.c (rs6000_return_in_memory,
5921 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
5922 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
5923 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5924 function_arg_padding, altivec_expand_dst_builtin,
5925 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
5926 altivec_init_builtins, rs6000_common_init_builtins,
5927 rs6000_function_value): Likewise.
5928 * s390/s390-protos.h (s390_function_value): Likewise.
5929 * config/s390/s390.c (s390_function_arg_size,
5930 s390_pass_by_reference, s390_return_in_memory,
5931 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5932 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
5933 * config/score/score-protos.h (score_function_value): Likewise.
5934 * config/score/score.c (score_arg_partial_bytes,
5935 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5936 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
5937 score_pass_by_reference, score_add_offset, score_function_value):
5939 * config/sh/sh-protos.h (sh_attr_renesas_p,
5940 sh_promote_prototypes): Likewise.
5941 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
5942 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
5943 sh_attr_renesas_p): Likewise.
5944 * config/sparc/sparc-protos.h (function_value,
5945 function_arg_padding): Likewise.
5946 * config/sparc/sparc.c (sparc_promote_prototypes,
5947 sparc_return_in_memory, sparc_pass_by_reference,
5948 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5949 function_arg_record_value_2, function_arg_record_value_1,
5950 function_arg_record_value, function_arg_record_value,
5951 function_arg_padding, function_value): Likewise.
5952 * config/spu/spu-protos.h (spu_function_value): Likewise.
5953 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
5954 spu_function_value): Likewise.
5955 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
5957 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
5958 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5959 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5961 * config/v850/v850.c (v850_return_in_memory,
5962 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
5963 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
5964 * config/xtensa/xtensa.c (xtensa_return_in_msb,
5965 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5966 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5968 * explow.c (promote_mode, hard_function_value): Likewise.
5969 * expr.h (hard_function_value, promote_mode): Likewise.
5970 * function.c (aggregate_value_p): Likewise.
5971 * hooks.c (hook_bool_const_tree_true): New.
5972 * hooks.h (hook_bool_const_tree_true): New.
5973 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
5974 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5975 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5976 TARGET_RETURN_IN_MSB): Likewise.
5977 * target.h (promote_function_args, promote_function_return,
5978 promote_prototypes, return_in_memory, return_in_msb,
5979 pass_by_reference, must_pass_in_stack, callee_copies,
5980 function_value): Likewise.
5981 * targhooks.c (default_return_in_memory,
5982 hook_pass_by_reference_must_pass_in_stack,
5983 hook_callee_copies_named,
5984 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5985 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5986 default_function_value): Likewise.
5987 * targhooks.h (default_return_in_memory,
5988 hook_pass_by_reference_must_pass_in_stack,
5989 hook_callee_copies_named,
5990 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5991 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5992 default_function_value): Likewise.
5993 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
5994 (equiv_class_label_hash, equiv_class_label_eq): Constify.
5995 * tree-vectorizer.c (bb_in_loop_p): Likewise.
5996 * tree.c (needs_to_live_in_memory): Likewise.
5997 * tree.h (struct tree_type, needs_to_live_in_memory,
5998 aggregate_value_p, must_pass_in_stack_var_size,
5999 must_pass_in_stack_var_size_or_pad): Likewise.
6000 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
6001 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
6002 lookup_filename): Likewise.
6004 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
6007 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
6008 fake fcomi i387 instruction for !TARGET_CMOVE.
6009 (ix86_expand_branch): Expand natural sequence with one jump for
6010 all targets, not only TARGET_CMOVE.
6011 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
6012 pattern to implement fake fcomi sequence. Split instruction after
6013 reload to correct compare sequences.
6014 (*cmpfp_xf_cc): Ditto.
6015 (*cmpfp_<mode>_cc): Ditto.
6016 (*cmpfp_u_cc): Ditto.
6017 (*cmpfp_<mode>_cc): Ditto.
6019 2007-08-23 Richard Guenther <rguenther@suse.de>
6021 * tree-pretty-print.c (dump_generic_node): Annotate
6022 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
6024 2007-08-23 Richard Guenther <rguenther@suse.de>
6026 * builtins.c (expand_builtin_mathfn): Wrap argument in
6027 save_expr directly instead of re-building the call.
6028 (expand_builtin_mathfn_2): Likewise.
6029 (expand_builtin_mathfn_3): Likewise.
6030 (expand_builtin_interclass_mathfn): Likewise.
6031 (expand_builtin_int_roundingfn): Set arg.
6032 (expand_builtin_int_roundingfn_2): Likewise.
6034 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
6036 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
6037 *sse_nand<mode>3, *sse_xor<mode>3): New.
6039 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
6041 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
6042 * config/i386/i386.c (print_operand): Handle ';' code. Output
6043 semicolon for TARGET_MACHO.
6044 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
6045 emit semicolon after 'lock' prefix.
6046 (sync_double_compare_and_swap<mode>): Ditto.
6047 (*sync_double_compare_and_swapdi_pic): Ditto.
6048 (*sync_compare_and_swap_cc<mode>): Ditto.
6049 (sync_double_compare_and_swap_cc<mode>): Ditto.
6050 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
6051 (sync_old_add<mode>): Ditto.
6052 (sync_add<mode>): Ditto.
6053 (sync_sub<mode>): Ditto.
6054 (sync_ior<mode>): Ditto.
6055 (sync_and<mode>): Ditto.
6056 (sync_xor<mode>): Ditto.
6058 2007-08-22 Chao-ying Fu <fu@mips.com>
6060 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
6062 (copy_rtx): Handle CONST_FIXED.
6063 (rtx_equal_p): Likewise.
6064 * rtl.h (fixed_value.h): New include.
6065 (rtx_def): Add a new field of fixed_value to u.
6066 (XCNMPFV): Define for accessing fixed_value.
6067 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
6069 * rtl.def (CONST_FIXED): New constant.
6070 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
6071 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
6072 US_ASHIFT): New codes.
6073 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
6074 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
6075 unsigned_fract_convert, unsigned_sat_fract): Document them.
6076 * varasm.c (assemble_integer): Extend to support fixed-point constants
6077 by using different machine classes.
6078 (decode_addr_const): Handle FIXED_CST.
6079 (const_hash_1): Likewise.
6080 (compare_constant): Likewise.
6081 (copy_constant): Likewise.
6082 (const_rtx_hash_1): Handle CONST_FIXED.
6083 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6084 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6086 (initializer_constant_valid_p): Handle FIXED_CST.
6087 (output_constant): Support FIXED_POINT_TYPE.
6088 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
6089 * cse.c (hash_rtx): Support CONST_FIXED.
6090 (exp_equiv_p): Likewise.
6091 (cannon_reg): Likewise.
6092 (fold_rtx): Likewise.
6093 (equiv_constant): Likewise.
6094 (cse_process_notes_1): Likewise.
6095 (count_reg_usage): Likewise.
6096 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
6097 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
6098 (wrap_constant): Check CONST_FIXED.
6099 (cselib_hash_rtx): Support CONST_FIXED.
6100 (cselib_subst_to_values): Likewise.
6101 * df-scan.c (df_uses_record): Likewise.
6102 * gcse.c (want_to_gcse_p): Likewise.
6103 (oprs_unchanged_p): Likewise.
6104 (oprs_not_set_p): Likewise.
6105 (compute_transp): Likewise.
6106 (extract_mentioned_regs_helper): Likewise.
6107 * genemit.c (gen_exp): Likewise.
6108 * local-alloc.c (equiv_init_varies_p): Likewise.
6109 (contains_replace_regs): Likewise.
6110 (memref_referenced_p): Likewise.
6111 * loop-invariant.c (check_maybe_invariant): Likewise.
6112 (hash_invariant_expr_1): Likewise.
6113 (invariant_expr_equal_p): Likewise.
6114 * postreload-gcse.c (oprs_unchanged_p): Likewise.
6115 * regclass.c (reg_scan_mark_refs): Likewise.
6116 * regrename.c (scan_rtx): Likewise.
6117 * resource.c (mark_referenced_resources): Likewise.
6118 (mark_set_resources): Likewise.
6119 * rtlanal.c (rtx_unstable_p): Likewise.
6120 (rtx_varies_p): Likewise.
6121 (count_occurrences): Likewise.
6122 (reg_mentioned_p): Likewise.
6123 (modified_between_p): Likewise.
6124 (modified_in_p): Likewise.
6125 (volatile_insn_p): Likewise.
6126 (volatile_refs_p): Likewise.
6127 (side_effects_p): Likewise.
6128 (may_trap_p_1): Likewise.
6129 (inequality_comparisons_p): Likewise.
6130 (computed_jump_p_1): Likewise.
6131 (commutative_operand_precedence): Likewise.
6132 * sched-deps.c (sched_analyze_2): Likewise.
6133 * sched-vis.c (print_value): Likewise.
6134 * reload.c (operands_match_p): Likewise.
6135 (subst_reg_equivs): Likewise.
6136 * reload1.c (eliminate_regs_1): Likewise.
6137 (elimination_effects): Likewise.
6138 (scan_paradoxical_subregs): Likewise.
6139 * alias.c (rtx_equal_for_memref_p): Likewise.
6140 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
6141 * emit-rtl.c (const_fixed_htab): New hash table.
6142 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
6144 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
6145 const_fixed_from_fixed_value): New functions.
6146 (verify_rtx_sharing): Handle CONST_FIXED.
6147 (copy_rtx_if_shared_1): Likewise.
6148 (reset_used_flags): Likewise.
6149 (set_used_flags): Likewise.
6150 (copy_insn_1): Likewise.
6151 (init_emit_once): Create const_fixed_htab.
6152 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
6154 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
6156 PR tree-optimization/32949
6157 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
6158 before failing for ivs with non-constant step.
6160 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
6162 * doc/md.texi (Iterators): Renamed from Macros. All contents
6163 changed to reflect rename of respectively define_code_macro and
6164 define_mode_macro to define_code_iterator and define_mode_iterator.
6165 (Mode Iterators, Code Iterators): Similar.
6166 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
6167 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
6168 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
6169 (initialize_iterators, find_iterator, check_code_iterator)
6170 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
6171 (read_mapping, read_rtx_1): Similar.
6172 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
6173 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
6174 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
6175 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
6176 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
6177 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
6178 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
6179 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
6180 config/rs6000/sync.md, config/rs6000/rs6000.md,
6181 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
6182 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
6183 config/vax/vax.md, config/bfin/bfin.md: Similar.
6185 2007-08-22 David Daney <ddaney@avtrex.com>
6187 * doc/install.texi (Testing): Mention testing on a simulator.
6189 2007-08-22 Janis Johnson <janis187@us.ibm.com>
6191 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
6193 * doc/libgcc.texi (Decimal float library routines): Fix formatting
6194 and rearrange floating point conversion functions into different
6197 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6199 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
6200 dfa_post_advance_cycle): New scheduler hooks.
6201 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
6202 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
6204 (TARGET_SCHED): Use them.
6205 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
6206 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
6207 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
6209 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
6210 function to facilitate debugging.
6211 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
6212 (output_insn_has_dfa_reservation_p): New static function to output
6213 insn_has_dfa_reservation_p ().
6214 (write_automata): Use it.
6215 * genattr.c (main): Output declaration for
6216 insn_has_dfa_reservation_p ().
6218 2007-08-22 Christian Bruel <christian.bruel@st.com>
6219 Richard Guenther <rguenther@suse.de>
6221 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
6222 * simplify_rtx (simplify_binary_operation_1): Likewise.
6224 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
6226 PR rtl-optimization/32557
6227 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
6228 of REGNO (mws->mw_reg).
6230 2007-08-22 Richard Guenther <rguenther@suse.de>
6233 * builtins.c (expand_builtin_int_roundingfn): Replace call
6234 argument wrapped with SAVE_EXPR directly.
6235 (expand_builtin_int_roundingfn_2): Likewise.
6237 2007-08-22 Richard Guenther <rguenther@suse.de>
6239 * tree-inline.c (inlinable_function_p): Restore disregarding
6240 inline limits for GNU extern inline functions.
6242 2007-08-22 Richard Guenther <rguenther@suse.de>
6245 * tree.c (host_integerp): Treat sizetype as signed as it is
6248 2007-08-21 Ian Lance Taylor <iant@google.com>
6250 PR tree-optimization/33134
6251 * tree-vrp.c (adjust_range_with_scev): Call
6252 set_value_range_to_value.
6254 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
6256 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
6259 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
6261 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
6264 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
6266 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
6267 cases to set eight bytes at a time.
6268 (expand_block_move): Likewise.
6270 2007-08-21 Jakub Jelinek <jakub@redhat.com>
6273 * dwarf2out.c (gen_decl_die): Don't call
6274 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
6276 2007-08-21 Paul Brook <paul@codesourcery.com>
6277 Nathan Sidwell <nathan@codesourcery.com>
6278 Mark Mitchell <mark@codesourcery.com>
6279 Joseph Myers <joseph@codesourcery.com>
6281 * configure.ac: Add --with-pkgversion and --with-bugurl.
6282 * configure: Regenerate.
6283 * doc/install.texi: Document them.
6284 * version.c (version_string): Remove VERSUFFIX.
6285 (VERSUFFIX): Remove.
6286 (pkgversion_string): New.
6287 (bug_report_url): Do not hard-code initializer.
6288 * version.h (pkgversion_string): Declare.
6289 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
6291 (version.o): Define PKGVERSION and BUGURL.
6292 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
6293 (%.pod): Define BUGURL.
6294 * gcc.c (process_command, main): Use pkgversion_string.
6295 * toplev.c (compile_file, print_version): Likewise.
6296 * protoize.c (main): Likewise.
6297 * gcov.c (print_version): Likewise. Update copyright date.
6298 * gcov-dump.c (print_version): Likewise. Update copyright date.
6299 * mips-tdump.c (main): Likewise. Update copyright date.
6300 * mips-tfile.c (main): Likewise. Update copyright date.
6301 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
6302 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
6303 shorten description.
6304 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
6305 * doc/gccint.texi: Likewise.
6306 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
6307 Update copyright date.
6309 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
6311 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
6312 (ix86_expand_strlensi_unroll_1): Ditto.
6313 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
6314 (ix86_expand_carry_flag_compare): Update comment.
6316 2007-08-21 Jakub Jelinek <jakub@redhat.com>
6319 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
6320 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
6322 2007-08-21 Richard Guenther <rguenther@suse.de>
6324 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
6326 2007-08-21 Richard Guenther <rguenther@suse.de>
6329 * fold-const.c (fold_binary): Remove index +p PTR folding.
6330 Fix types of POINTER_PLUS_EXPR generated by folding of
6333 2007-08-20 Chao-ying Fu <fu@mips.com>
6335 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
6336 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
6337 RID_ONEWAY, so that it can be checked in declspecs_add_type.
6338 (c_common_fixed_point_type_for_size): Declare.
6339 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
6340 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
6341 (c_token_starts_declspecs): Likewise.
6342 (c_parser_declspecs): Likewise.
6343 (c_parser_attributes): Likewise.
6344 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
6345 (c_declspecs): Add saturating_p.
6346 * c-decl.c (build_null_declspecs): Initialize saturating_p.
6347 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
6348 _Sat. Handle RID_SAT.
6349 Avoid using void, bool, char, int, float, double, _Decimal32,
6350 _Decimal64, _Decimal128, and complex with _Sat.
6351 Handle RID_FRACT and RID_ACCUM.
6352 Make sure _Sat is used with _Fract or _Accum.
6353 (finish_declspecs): Handle cts_fract and cts_accum.
6354 * c-common.c (fixed-value.h): New include.
6355 (constant_expression_warning): Handle FIXED_CST.
6356 (overflow_warning): Likewise.
6357 (warnings_for_convert_and_check): Likewise.
6358 (c_common_fixed_point_type_for_size): New.
6359 (c_common_type_for_mode): Handle fixed-point modes to
6360 return various saturating/non-saturating, signed/unsigned types.
6361 (c_common_signed_or_unsigned_type): Support fixed-point types.
6362 (shorten_compare): Check fixed-point zero.
6363 Handle FIXED_POINT_TYPE.
6364 (c_common_truthvalue_conversion): Handle FIXED_CST.
6365 Handle FIXED_POINT_TYPE.
6366 (c_common_nodes_and_builtins): Record builtin types for fixed-point
6368 (handle_mode_attribute): Handle fixed-point modes. Need to check
6369 if the signness of base type and fixed-point modes are consistent.
6370 (handle_vector_size_attribute): Handle fixed-point modes.
6371 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
6372 (warn_for_div_by_zero): Check fixed-point zero.
6373 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
6374 a common fixed-point type based on fbit, ibit, sign, and saturation.
6375 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
6376 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
6377 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
6378 (convert_for_assignment): Support FIXED_POINT_TYPE.
6379 (digest_init): Handle FIXED_POINT_TYPE.
6380 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
6381 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
6382 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
6383 GE_EXPR, LT_EXPR, GT_EXPR.
6384 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
6385 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
6386 * target.h (gcc_target): Add fixed_point_supported_p.
6387 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
6388 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
6389 (default_fixed_point_supported_p): Define.
6390 * targhooks.h (default_fixed_point_supported_p): Declare.
6391 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
6392 * doc/install.texi (Configuration): Add --enable-fixed-point.
6393 * configure.ac (--enable-fixed-point): New to enable fixed-point
6394 arithmetic extension to C. For mips targets, we enable it by default.
6395 * configure, config.in: Regenerate.
6397 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
6399 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
6401 2007-08-20 David Edelsohn <edelsohn@gnu.org>
6403 * dwarf2out.c (text_section_used): Move declaration outside ifdef
6404 DWARF2_DEBUGGING_INFO.
6405 (cold_text_section_used): Same.
6406 (cold_text_section): Same.
6408 2007-08-20 Richard Guenther <rguenther@suse.de>
6410 * c-typeck.c (convert_for_assignment): Use the type of
6411 the member for the initialization.
6413 2007-08-20 Richard Guenther <rguenther@suse.de>
6415 * c-objc-common.c (c_disregard_inline_limits): Remove.
6416 * c-objc-common.h (c_disregard_inline_limits): Likewise.
6417 * cgraphunit.c (cgraph_process_new_functions): Call
6418 disregard_inline_limits_p.
6419 (cgraph_preserve_function_body_p): Likewise.
6420 * ipa-inline.c (compute_inline_parameters): Likewise.
6421 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
6423 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
6424 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6425 disregard_inline_limits langhook.
6426 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
6428 * langhooks.h (lang_hooks_for_tree_inlining): Remove
6429 disregard_inline_limits langhook.
6430 * tree-inline.c (disregard_inline_limits_p): New function.
6431 * tree-inline.h (disregard_inline_limits_p): Declare.
6433 2007-08-20 Richard Guenther <rguenther@suse.de>
6435 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
6436 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
6437 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6438 auto_var_in_fn_p langhook.
6439 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
6441 * tree.c (auto_var_in_fn_p): ... here.
6442 (find_var_from_fn): Call auto_var_in_fn_p directly.
6443 * langhooks.h (lang_hooks_for_tree_inlining): Remove
6444 auto_var_in_fn_p langhook.
6445 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
6446 (copy_body_r): Likewise.
6447 (self_inlining_addr_expr): Likewise.
6448 * tree.h (auto_var_in_fn_p): Declare.
6450 2007-08-20 Richard Guenther <rguenther@suse.de>
6452 * tree.c (WALK_SUBTREE): Call walk_tree_1.
6453 (walk_type_fields): Take lh parameter.
6454 (walk_tree): Rename to ...
6455 (walk_tree_1): ... this. Do not call the walk_subtrees
6456 langhook but the now passed callback. Pass lh on recursion.
6457 (walk_tree_without_duplicates): Rename to ...
6458 (walk_tree_without_duplicates_1): ... this. Take lh parameter
6459 and call walk_tree_1.
6460 * tree.h (walk_tree_lh): New typedef.
6461 (walk_tree_1): Declare.
6462 (walk_tree_without_duplicates_1): Likewise.
6463 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
6464 (walk_tree_without_duplicates): New define to
6465 walk_tree_without_duplicates_1 with NULL lh parameter.
6466 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
6467 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
6469 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
6470 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
6471 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
6474 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6477 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
6478 code in front of the compacting of basic blocks.
6479 Move the folding of statements inbetween the cgraph checking
6480 and compacting of basic blocks.
6482 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6483 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6486 * config/alpha/alpha.c (va_list_skip_additions): Check for
6487 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
6488 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
6489 PLUS_EXPR when checking ap.__base.
6490 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
6491 when doing addition on pointer types. Use size_int instead of
6493 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
6494 ptr_type in the second operand.
6496 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6499 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
6501 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6504 * cfgexpand.c (expand_one_register_var): Mark pointer
6505 DECL_ARTIFICIAL as REG_POINTER also.
6506 * stmt.c (expand_decl): Likewise.
6508 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
6515 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
6516 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
6517 on_worklist argument and avoid adding things to worklist multiple
6519 (add_to_worklist): Ditto.
6520 (mark_aliases_call_clobbered): Mark entire structure clobbered if
6521 single SFT is clobbered.
6522 (set_initial_properties): Ditto.
6523 (compute_call_clobbered): Update for changes to function
6525 (create_overlap_variables_for): Always create SFT for offset 0.
6526 (create_structure_vars): Handle PHI's, since we are in SSA form at
6528 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
6529 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
6531 (add_vars_for_offset): Figure out aliases from access + points-to.
6532 (add_virtual_operand): Use add_vars-for_offset.
6533 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
6534 (add_call_clobber_ops): Remove makes_clobbering_call set.
6535 (get_expr_operands): Always pass through the INDIRECT_REF
6537 * tree-ssa-structalias.c (struct constraint_graph): Remove
6539 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
6540 address_taken, pt_used, number_incoming.
6541 (FIRST_ADDR_NODE): Removed.
6542 (merge_graph_nodes): Remove broken code for the moment.
6543 (init_graph): New function.
6544 (build_pred_graph): Remove code to init_graph.
6545 Add location equivalence support.
6546 (struct scc_info): Rename roots to deleted.
6548 (init_scc_info): Ditto
6549 (init_topo_info): Use graph->size.
6550 (compute_topo_order): Ditto.
6551 (do_da_constraint): Removed.
6552 (do_sd_constraint): Remove calls to find().
6553 set_union_with_increment should always get 0 as last arg here.
6554 (do_complex_constraint): Replace do_da_constraint with assert.
6556 (struct equiv_class_label): New.
6557 (pointer_equiv_class_table): Ditto.
6558 (location_equiv_class_table): Ditto.
6559 (equiv_class_label_hash): Ditto.
6560 (equiv_class_label_eq): Ditto
6561 (equiv_class_lookup): Ditto.
6562 (equiv_class_ladd): Ditto.
6563 (pointer_equiv_class): Ditto.
6564 (location_equiv_class): Ditto.
6565 (condense_visit): Rename and rewrite from label_visit to do only
6566 SCC related stuff for HU.
6567 (label_visit): Do HU work for HU.
6568 (perform_var_substitution): Update to do HU and location
6570 (free_var_substitution_info): Update to free HU and location
6571 equivalence structures. */
6572 (find_equivalent_node): Update for pointer but not location
6574 (unite_pointer_equivalences): New function.
6575 (move_complex_constraints): Rewrite to only do moving.
6576 (rewrite_constraints): Split out of move_complex_constraints.
6577 (solve_graph): Use graph->size.
6578 (process_constraint_1): Add from_call argument, use it.
6579 Split *a = &b into two constraints.
6580 (process_constraint): Use new process_constraint_1.
6581 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
6582 (get_constraint_for): Handle non-pointer integers properly.
6583 Remove code that used to handle structures.
6584 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
6585 with unknown addends.
6586 (handle_rhs_call): New function.
6587 (find_func_aliases): Use handle_rhs_call.
6588 (set_uids_in_ptset): Add an assert.
6589 (set_used_smts): Fix bug in not considering unified vars.
6590 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
6591 (compute_points_to_sets): Update for other function changes.
6592 (delete_points_to_sets): Ditto.
6593 (ipa_pta_execute): Ditto.
6594 (pass_ipa_pta): We need to update SSA after ipa_pta.
6596 2007-08-19 Jan Hubicka <jh@suse.cz>
6598 * i386.md: Replace "rim" and "mri" constraints by "g".
6600 2007-08-19 Joseph Myers <joseph@codesourcery.com>
6602 * dwarf2out.c (text_section_used, cold_text_section_used,
6603 cold_text_section, dwarf2out_note_section_used): New.
6604 (dwarf2out_init): Initialize cold_text_section.
6605 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
6606 dwarf2out_note_section_used.
6607 (size_of_aranges): Only count entry for text section if it was
6608 used. Count entry for cold text section if it was used.
6609 (output_aranges): Only output entries for text section and cold
6610 text section if they were used.
6612 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6614 * tree-pretty-print.c (debug_generic_expr): Add a comment about
6616 (debug_generic_stmt): Likewise.
6617 (debug_tree_chain): Likewise.
6619 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6621 * tree-data-refs.c (split_constant_offset): Expose.
6622 * tree-data-refs.h (split_constant_offset): Add declaration.
6624 * tree-vectorizer.h (dr_alignment_support): Renamed
6625 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
6626 Added a new value dr_explicit_realign.
6627 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
6628 dr_offset, dr_step, and dr_aligned_to, along with new access
6629 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
6630 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
6631 STMT_VINFO_DR_ALIGNED_TO.
6633 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
6635 In case of outer-loop vectorization with non-fixed misalignment - use
6636 the dr_explicit_realign scheme instead of the optimized realignment
6638 (new_stmt_vec_info): Initialize new fields.
6640 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
6641 'nested_in_vect_loop' case. Change verbosity level.
6642 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
6643 Don't fail on zero step in the outer-loop for loads.
6644 (vect_analyze_data_refs): Call split_constant_offset to calculate
6645 base, offset and init relative to the outer-loop.
6647 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
6648 BSI function argument with a new function argument - at_loop.
6649 Simplify the condition that determines STEP. Takes additional argument
6650 INV_P. Support outer-loop vectorization (handle the
6651 nested_in_vect_loop case), including zero step in the outer-loop. Call
6652 vect_create_addr_base_for_vector_ref with additional argument.
6653 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
6654 Updated function documentation. Handle the 'nested_in_vect_loop' case.
6655 Fixed and simplified calculation of step.
6656 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
6657 of bsi, and with additional argument. Call bump_vector_ptr with
6658 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
6659 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
6660 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
6661 when the realignment setup needs to take place inside the loop.
6662 Support the dr_explicit_realign scheme. Allow generating the optimized
6663 realignment scheme for outer-loop vectorization. Added documentation.
6664 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
6665 the 'nested_in_vect_loop' case, including loads that are invariant in
6666 the outer-loop and the realignment schemes. Handle the case when the
6667 realignment setup needs to take place inside the loop. Call
6668 vect_setup_realignment with additional arguments. Call
6669 vect_create_data_ref_ptr with additional argument and with loop instead
6670 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
6671 (vect_gen_niters_for_prolog_loop): Call
6672 vect_create_addr_base_for_vector_ref with additional arguments.
6673 (vect_create_cond_for_align_checks): Likewise.
6674 (bump_vector_ptr): Updated to support the new dr_explicit_realign
6675 scheme: takes additional argument bump; argument ptr_incr is now
6676 optional; updated documentation.
6677 (vect_init_vector): Takes additional argument (bsi). Use it, if
6678 available, to insert the vector initialization.
6679 (get_initial_def_for_induction): Pass additional argument in call to
6681 (vect_get_vec_def_for_operand): Likewise.
6682 (vect_setup_realignment): Likewise.
6683 (vectorizable_load): Likewise.
6685 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6687 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
6688 as argument instead of struct loop.
6689 (nested_in_vect_loop_p): New function.
6690 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
6692 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
6693 from other phis in the loop.
6694 (destroy_loop_vec_info): Add additional argument to declaration.
6696 * tree-vectorizer.c (supportable_widening_operation): Also check if
6697 nested_in_vect_loop_p (don't allow changing the order in this case).
6698 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
6699 of struct loop. Call nested_in_vect_loop_p and don't require
6700 flag_unsafe_math_optimizations if it returns true.
6701 (new_stmt_vec_info): When setting def_type for phis differentiate
6702 loop-header phis from other phis.
6703 (bb_in_loop_p): New function.
6704 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
6705 just update their loop_vinfo. Order of BB traversal now matters -
6706 call dfs_enumerate_from with bb_in_loop_p.
6707 (destroy_loop_vec_info): Takes additional argument to control whether
6708 stmt_vinfo of the loop stmts should be destroyed as well.
6709 (vect_is_simple_reduction): Allow the "non-reduction" use of a
6710 reduction stmt to be defines by a non loop-header phi.
6711 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
6713 * tree-vect-transform.c (vectorizable_reduction): Call
6714 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
6715 (vectorizable_call): Likewise.
6716 (vectorizable_conversion): Likewise.
6717 (vectorizable_operation): Likewise.
6718 (vectorizable_type_promotion): Likewise.
6719 (vectorizable_type_demotion): Likewise.
6720 (vectorizable_store): Likewise.
6721 (vectorizable_live_operation): Likewise.
6722 (vectorizable_reduction): Likewise. Also pass loop_info to
6723 vect_is_simple_reduction instead of loop.
6724 (vect_init_vector): Call nested_in_vect_loop_p.
6725 (get_initial_def_for_reduction): Likewise.
6726 (vect_create_epilog_for_reduction): Likewise.
6727 (vect_init_vector): Check which loop to work with, in case there's an
6729 (get_initial_def_for_inducion): Extend to handle outer-loop
6730 vectorization. Fix indentation.
6731 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
6732 In the case vect_induction_def get the vector def from the induction
6733 phi node, instead of calling get_initial_def_for_inducion.
6734 (get_initial_def_for_reduction): Extend to handle outer-loop
6736 (vect_create_epilog_for_reduction): Extend to handle outer-loop
6738 (vect_transform_loop): Change assert to just skip this case. Add a
6740 (vect_finish_stmt_generation): Add a couple asserts.
6742 (vect_estimate_min_profitable_iters): Multiply
6743 cost of inner-loop stmts (in outer-loop vectorization) by estimated
6745 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
6746 this is an inner-loop reduction in outer-loop vectorization.
6748 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
6749 Same code as what used to be vect_analyze_scalar_cycles, only with
6750 additional argument loop, and loop_info passed to
6751 vect_is_simple_reduction instead of loop.
6752 (vect_analyze_scalar_cycles): Code factored out into
6753 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
6754 Updated documentation.
6755 (analyze_operations): Check for inner-loop loop-closed exit-phis during
6756 outer-loop vectorization that are live or not used in the outerloop,
6757 cause this requires special handling.
6758 (vect_enhance_data_refs_alignment): Don't consider versioning for
6760 (vect_analyze_data_refs): Check that there are no datarefs in the
6762 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
6763 and vect_used_in_outer_by_reduction cases.
6764 (process_use): Also consider the case of outer-loop stmt defining an
6765 inner-loop stmt and vice versa.
6766 (vect_analyze_loop_1): New function.
6767 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
6768 loops. Call vect_analyze_loop_1.
6769 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
6770 been vectorized. Call destroy_loop_vec_info with additional argument.
6772 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
6773 in the inner-loop when doing outer-loop vectorization. Add
6774 documentation and printout.
6775 (vect_recog_dot_prod_pattern): Likewise. Also add check for
6776 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
6778 2007-08-18 Andrew Pinski <pinskia@gmail.com>
6780 * tree-affine.h (print_aff): New prototype.
6781 (debug_aff): Likewise.
6782 * tree-affine.c (print_aff): New function.
6783 (debug_aff): Likewise.
6785 2007-08-18 Paul Brook <paul@codesourcery.com>
6786 Joseph Myers <joseph@codesourcery.com>
6788 * common.opt (-fdebug-prefix-map=): New option.
6789 * opts.c: Include debug.h.
6790 (common_handle_option): Handle -fdebug-prefix-map.
6791 * final.c: Include ggc.h.
6792 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
6793 remap_debug_filename): New.
6794 * Makefile.in (final.o, opts.o): Update dependencies.
6795 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
6796 * configure.ac: Check for assembler --debug-prefix-map support.
6797 * configure, config.in: Regenerate.
6798 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
6799 (ASM_DEBUG_SPEC): Include ASM_MAP.
6800 * doc/install.texi (--with-debug-prefix-map): Document.
6801 * doc/invoke.texi (-fdebug-prefix-map): Document.
6802 * dbxout.c (dbxout_init, dbxout_start_source_file,
6803 dbxout_source_file): Call remap_debug_filename.
6804 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
6805 dwarf2out_start_source_file, dwarf2out_finish): Call
6806 remap_debug_filename.
6807 (file_table_relative_p): Do not check d->emitted_number.
6808 * toplev.c (output_file_directive): Call remap_debug_filename.
6809 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
6810 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
6812 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6814 * loop-invariant.c (find_invariants_to_move): Add missing macro
6817 2007-08-17 Tom Tromey <tromey@redhat.com>
6819 * tree.h (struct tree_label_decl): Removed old "java" fields.
6821 2007-08-17 Richard Sandiford <richard@codesourcery.com>
6822 Nigel Stephens <nigel@mips.com>
6824 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
6825 Treat -mno-data-in-code and -mcode-xonly as aliases for
6826 -mcode-readable=no and -mcode-readable=pcrel respectively.
6827 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
6828 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
6829 (MULTILIB_DIRNAMES): Update accordingly.
6831 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
6833 * Makefile.in (version.o): Depend on $(REVISION) only if
6834 REVISION_s is defined.
6836 2007-08-17 Sa Liu <saliu@de.ibm.com>
6837 Ulrich Weigand <uweigand@de.ibm.com>
6840 * tree.c (reconstruct_complex_type): For a pointer to a vector,
6841 use build_qualified_type to retain qualifiers of the base type.
6843 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
6845 * config/score/score.md : Update pattern tablejump.
6846 * config/score/score.c : Update score_initialize_trampoline
6848 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
6849 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
6850 * doc/contrib.texi: Add my entry.
6852 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
6854 * Makefile.in (REVISION): New.
6857 (version.o): Also depend on $(REVISION). Add
6858 -DREVISION=$(REVISION_s).
6860 * version.c (version_string): Add REVISION.
6862 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
6864 * tree-eh.c (lower_try_finally_onedest): Reset the locus
6865 of GOTO that's relocated to a different block.
6867 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6869 * c-common.c (const_strip_array_types): New.
6870 * c-common.h (lang_missing_noreturn_ok_p): Delete.
6871 (const_strip_array_types): New.
6872 * c-objc-common.c (c_disregard_inline_limits,
6873 c_warn_unused_global_decl): Constify.
6874 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
6875 c_vla_type_p, c_incomplete_type_error): Likewise.
6876 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
6877 * hooks.c (hook_bool_const_tree_false): New.
6878 * hooks.h (hook_bool_const_tree_false): Likewise.
6879 * langhooks-def.h (lhd_warn_unused_global_decl,
6880 lhd_incomplete_type_error, lhd_expr_size,
6881 lhd_tree_inlining_disregard_inline_limits,
6882 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6883 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
6884 * langhooks.c (lhd_warn_unused_global_decl,
6885 lhd_incomplete_type_error,
6886 lhd_tree_inlining_disregard_inline_limits,
6887 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6888 lhd_expr_size): Likewise.
6889 * langhooks.h (lang_hooks_for_tree_inlining,
6890 lang_hooks_for_tree_dump, lang_hooks_for_types,
6891 lang_hooks_for_decls, lang_hooks): Likewise.
6892 * pointer-set.c (pointer_set_t, pointer_set_create,
6893 pointer_set_contains, insert_aux, pointer_set_insert,
6894 pointer_set_traverse, pointer_map_t, pointer_map_create,
6895 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
6897 * pointer-set.h (pointer_set_contains, pointer_set_insert,
6898 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
6899 pointer_map_traverse): Likewise.
6900 * predict.c (assert_is_empty): Likewise.
6901 * tree-affine.c (free_name_expansion): Likewise.
6902 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
6903 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
6904 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
6906 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
6908 * tree-vectorizer.c (new_loop_vec_info): Initialize new
6910 (destroy_loop_vec_info): Add call to VEC_free.
6911 * tree-vectorizer.h (may_alias_ddrs): Define.
6912 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
6913 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
6914 Change reporting to dump.
6915 (vect_is_duplicate_ddr): New.
6916 (vect_mark_for_runtime_alias_test): New.
6917 (vect_analyze_data_ref_dependences) Add call to
6918 vect_mark_for_runtime_alias_test.
6919 (vect_enhance_data_refs_alignment): Define local variable
6920 vect_versioning_for_alias_required, don't perform
6921 peeling for alignment if versioning for alias is
6923 (vect_enhance_data_refs_alignment): Use
6924 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
6925 PARAM_VECT_MAX_VERSION_CHECKS.
6926 * tree-vect-transform.c
6927 (vect_create_cond_for_alias_checks): New.
6928 (vect_transform_loop): Add call to
6929 vect_create_cond_for_alias_checks.
6930 (vect_vfa_segment_size): New.
6931 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
6933 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
6934 * gcc/doc/invoke.texi
6935 (vect-max-version-for-alignment-checks): Document.
6936 (vect-max-version-for-alias-checks): Document.
6937 (vect-max-version-checks): Remove.
6939 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
6941 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
6942 the same line as the instruction for all asm dialects.
6943 (*rep_movsi): Ditto.
6944 (*rep_movsi_rex64): Ditto.
6945 (*rep_movqi): Ditto.
6946 (*rep_movqi_rex64): Ditto.
6947 (*rep_stosdi_rex64): Ditto.
6948 (*rep_stossi): Ditto.
6949 (*rep_stossi_rex64): Ditto.
6950 (*rep_stosqi): Ditto.
6951 (*rep_stosqi_rex64): Ditto.
6952 (*cmpstrnqi_nz_1): Ditto.
6953 (*cmpstrnqi_nz_rex_1): Ditto.
6954 (*cmpstrnqi_1): Ditto.
6955 (*cmpstrnqi_rex_1): Ditto.
6956 (*strlenqi_1): Ditto.
6957 (*strlenqi_rex_1): Ditto.
6958 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
6959 prefix on the same line as the instruction for all asm dialects.
6960 (sync_double_compare_and_swap<mode>): Ditto.
6961 (*sync_double_compare_and_swapdi_pic): Ditto.
6962 (*sync_compare_and_swap_cc<mode>): Ditto.
6963 (sync_double_compare_and_swap_cc<mode>): Ditto.
6964 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
6965 (sync_old_add<mode>): Ditto.
6966 (sync_add<mode>): Ditto.
6967 (sync_sub<mode>): Ditto.
6968 (sync_ior<mode>): Ditto.
6969 (sync_and<mode>): Ditto.
6970 (sync_xor<mode>): Ditto.
6972 2007-08-16 Richard Sandiford <richard@codesourcery.com>
6975 * reload.c (find_reloads): Check that the memory returned by
6976 find_reloads_toplev was not the result of forcing a constant
6978 (find_reloads_toplev): Always use simplify_gen_subreg to get
6979 the subreg of a constant. If the result is also a constant,
6980 but not a legitimate one, force it into the constant pool
6981 and reload its address.
6983 2007-08-15 David Edelsohn <edelsohn@gnu.org>
6985 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
6988 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
6990 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
6991 directive for the current vector ABI.
6993 2007-08-15 Steve Ellcey <sje@cup.hp.com>
6996 * caller-save.c (reg_save_code): Set invalide status on restore code.
6998 2007-08-15 Diego Novillo <dnovillo@google.com>
7000 * tree-ssa-alias.c (compute_memory_partitions): Use
7001 alias_bitmap_obstack to allocate bitmaps.
7002 (reset_alias_info): Factor out of init_alias_info.
7003 Mark all name tags not associated to an SSA name for renaming.
7004 (init_alias_info): Call it.
7005 (create_name_tags): Tidy. Add comments.
7006 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
7008 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7010 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
7011 scheduler dependencies.
7013 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
7015 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
7017 (*iorsi_1_zext): Likewise.
7018 (*iorsi_1_zext_imm): Likewise.
7019 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
7020 with "rm"/"xm" constraint.
7021 (sse2_vmsqrtv2df2): Likewise.
7023 2007-08-15 Jakub Jelinek <jakub@redhat.com>
7026 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
7029 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
7031 * tree-pass.h (PROP_pta): Removed.
7032 (TODO_rebuild_alias): New.
7033 (pass_may_alias): Removed.
7034 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
7035 aliasing if we changed something.
7036 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
7038 (pass_may_alias): Removed.
7039 (create_structure_vars): Return TODO_rebuild_alias.
7040 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
7041 * tree-sra.c (tree_sra): Only rebuild aliasing if something
7043 (tree_sra_early): We never affect aliasing right now.
7044 * tree-flow.h (compute_may_aliases): New prototype.
7045 * passes.c: Remove pass_may_alias from the passes.
7046 (execute_function_todo): Support TODO_rebuild_alias.
7048 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
7050 * i386.c: (legitimize_address): Move dllimported variable check
7051 infront of legitimizing pic address of CONST symbols.
7053 2007-08-14 Steve Ellcey <sje@cup.hp.com>
7055 PR tree-optimization/32941
7056 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
7057 (goto_queue_cmp): Remove.
7058 (find_goto_replacement): Change search method.
7059 (maybe_record_in_goto_queue): Add assert.
7060 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
7061 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
7063 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7065 * alias.c (component_uses_parent_alias_set): Constify.
7066 * alias.h (component_uses_parent_alias_set): Likewise.
7067 * cfgrtl.c (print_rtl_with_bb): Likewise.
7068 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
7069 mpz_get_double_int): Likewise.
7070 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
7071 mpz_get_double_int): Likewise.
7072 * expr.c (is_aligning_offset, undefined_operand_subword_p,
7073 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
7075 * expr.h (safe_from_p): Likewise.
7076 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
7078 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
7079 zero_sized_type, goa_lhs_expr_p): Likewise.
7080 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
7081 * rtl.h (print_rtl_with_bb): Likewise.
7082 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
7083 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
7084 * tree-flow-inline.h (bb_stmt_list): Constify.
7085 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
7087 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
7088 const_first_stmt, const_last_stmt): New.
7089 (block_may_fallthru, empty_block_p): Constify.
7090 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
7091 EXPR_ONLY_BODY): New.
7092 (expr_first, expr_last, expr_only): Use macro for body.
7093 (const_expr_first, const_expr_last, const_expr_only): New.
7094 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
7095 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
7096 ctsi_prev, ctsi_stmt): New.
7097 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
7098 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
7099 * tree-ssa-loop-niter.c (loop_only_exit_p,
7100 derive_constant_upper_bound): Likewise.
7101 * tree-ssa-phiopt.c (empty_block_p): Likewise.
7102 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
7103 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
7104 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
7105 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
7106 * tree.c (get_type_static_bounds): Likewise.
7107 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
7108 (get_type_static_bounds): Constify.
7110 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7113 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
7114 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
7115 (*<addsub><mode>3_cc_overflow): New.
7116 (*add<mode>3_cconly_overflow): New.
7117 (*sub<mode>3_cconly_overflow): New.
7118 (*<addsub>si3_zext_cc_overflow): New.
7119 * config/i386/predicates.md (fcmov_comparison_operator): Accept
7120 CCCmode for LTU, GTU, LEU and GEU.
7121 (ix86_comparison_operator): Likewise.
7122 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
7123 * config/i386/i386.c (put_condition_code): Support CCCmode.
7124 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
7125 or MINUS expressions.
7127 2007-08-14 Andrew Pinski <pinskia@gmail.com>
7130 * c-typeck.c (build_binary_op): Disallow vector float types with
7131 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
7133 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
7135 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
7136 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
7137 (dep_def): New typedef.
7138 (init_dep_1, sd_debug_dep): Declare functions.
7139 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
7140 (debug_dep_links): Remove.
7141 (struct _deps_list): New field 'n_links'.
7142 (DEPS_LIST_N_LINKS): New macro.
7143 (FOR_EACH_DEP_LINK): Remove.
7144 (create_deps_list, free_deps_list, delete_deps_list): Remove
7146 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
7147 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7148 (copy_deps_list_change_con, move_dep_link): Ditto.
7149 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
7150 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
7152 (INSN_BACK_DEPS): Remove.
7153 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
7155 (INSN_DEP_COUNT): Remove.
7156 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
7157 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
7158 Declare global variables.
7159 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
7160 (add_forw_dep, compute_forward_dependences): Remove declarations.
7161 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
7162 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7163 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
7165 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
7167 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
7168 (sd_list_types_def): New typedef.
7169 (sd_next_list): Declare function.
7170 (struct _sd_iterator): New type.
7171 (sd_iterator_def): New typedef.
7172 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
7174 (FOR_EACH_DEP): New cycle wrapper.
7175 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
7177 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
7178 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
7181 * sched-deps.c (init_dep_1): Make global.
7182 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
7184 (dump_dep): New static function.
7185 (dump_dep_flags): New static variable.
7186 (sd_debug_dep): New function.
7187 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
7189 (move_dep_link): Use remove_from_deps_list (), instead of
7191 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
7192 (dep_link_is_detached_p): New static function.
7193 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
7195 (dn_pool, dl_pool): New alloc_pools.
7196 (dn_pool_diff, dl_pool_diff): New static variables.
7197 (create_dep_node, delete_dep_node): New static function.
7198 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
7199 (deps_list_empty_p): Make it static. Use 'n_links' field.
7200 (deps_pools_are_empty_p): New static function.
7201 (alloc_deps_list, delete_deps_list): Remove.
7202 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
7203 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7204 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
7205 (forward_dependency_cache): Remove.
7206 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
7207 'back' from the names. Change signature to use dep_t instead of
7209 (add_back_dep): Ditto. Make global.
7210 (check_dep_status): Rename to check_dep ().
7211 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
7213 (sd_finish_insn): Ditto.
7214 (sd_find_dep_between_no_cache): New static function.
7215 (sd_find_dep_between): New function.
7216 (ask_dependency_caches, set_dependency_caches): New static functions.
7217 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
7218 (add_or_update_dep_1): Separate pieces of functionality into
7219 ask_dependency_caches (), update_dependency_caches (),
7220 change_spec_dep_to_hard (), update_dep ().
7221 (get_back_and_forw_lists): New static function.
7222 (sd_add_dep): Separate setting of dependency caches into
7223 set_dependency_caches ().
7224 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
7226 (sd_delete_dep): Ditto.
7227 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
7228 (dump_lists): New static function.
7229 (sd_debug_lists): New debug function.
7230 (delete_all_dependences, fixup_sched_groups): Update to use
7231 sd_* infrastructure.
7232 (sched_analyze_2): Create data-speculative dependency only if
7233 data-speculation is enabled.
7234 (sched_analyze_insn): If insn cannot be speculative, make all its
7235 dependencies non-speculative.
7236 (sched_analyze): Use sd_init_insn ().
7237 (add_forw_dep, compute_forward_dependencies): Remove.
7238 (delete_dep_nodes_in_back_deps): New static function.
7239 (sched_free_deps): New function.
7240 (init_dependency_caches): Init alloc_pools.
7241 (extend_depedency_caches): Update after removing of
7242 forward_dependency_cache.
7243 (free_dependency_caches): Ditto. Free alloc_pools.
7244 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
7245 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
7247 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7248 (add_dependence): Use init_dep ().
7249 (get_dep_weak_1): New static function.
7250 (get_dep_weak): Move logic to get_dep_weak_1 ().
7251 (dump_ds): New static function moved from haifa-sched.c:
7252 debug_spec_status ().
7253 (debug_ds): New debug function.
7254 (check_dep_status): Rename to check_dep (). Update to check whole
7257 * haifa-sched.c (spec_info): Make global.
7258 (added_recovery_block_p): Rename to
7259 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
7260 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
7261 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
7262 to use new interfaces.
7263 (ok_for_early_queue_removal): Ditto.
7264 (schedule_block): Initialize logical uids of insns emitted by the
7266 (sched_init): Initialize new variable.
7267 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7269 (extend_global): Initialize insn data.
7270 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
7271 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
7273 (add_to_speculative_block): Update to use new interfaces.
7274 (create_recovery_block): Set new variables.
7275 (create_check_block_twin, fix_recovery_deps): Update to use new
7277 (sched_insn_is_legitimate_for_speculation_p): New function.
7278 (speculate_insn): Move checking logic to
7279 sched_insn_is_legitimate_for_speculation_p ().
7280 (sched_remove_insn): Finalize sched-deps information of instruction.
7281 (clear_priorities, add_jump_dependencies): Update to use new
7283 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
7285 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
7286 to use new interfaces.
7287 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
7288 (new_ready): Try to use control speculation only if it is available.
7289 (add_branch_dependences): Update to use new interfaces.
7290 (compute_block_backward_dependences): Rename to
7291 compute_block_dependences (). Call
7292 targetm.sched.dependencies_evaluation_hook ().
7293 (free_block_dependencies): New static function.
7294 (debug_dependencies): Update to use new interfaces.
7295 (schedule_region): Remove separate computation of forward dependencies.
7296 Move call of targetm.sched.dependencies_evaluation_hook () to
7297 compute_block_dependences (). Free dependencies at the end of
7298 scheduling the region.
7300 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
7302 (add_deps_for_risky_insns): Ditto.
7303 (schedule_ebb): Remove separate computation of forward dependencies.
7304 Free dependencies at the end of scheduling the ebb.
7306 * ddg.c (create_ddg_dependence): Update to use new interfaces.
7307 (build_intra_loop_deps): Ditto. Remove separate computation of
7308 forward dependencies. Free sched-deps dependencies.
7310 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
7311 to use new interfaces.
7312 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
7314 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
7316 (is_costly_group): Ditto.
7318 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7320 * alias.c (rtx_equal_for_memref_p): Constify.
7321 * basic-block.h (const_edge, const_basic_block): New.
7322 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
7323 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
7324 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
7325 probably_never_executed_bb_p, edge_probability_reliable_p,
7326 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
7327 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
7329 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
7330 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
7332 * cfganal.c (flow_active_insn_p, forwarder_block_p,
7333 flow_nodes_print, dfs_enumerate_from): Likewise.
7334 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
7335 control_flow_insn_p, count_basic_blocks): Likewise.
7336 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
7337 get_loop_body_with_size, loop_exit_edge_p): Likewise.
7338 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
7339 average_num_loop_insns, loop_exit_edge_p,
7340 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
7341 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
7342 average_num_loop_insns, seq_cost): Likewise.
7343 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
7344 * dominance.c (dominated_by_p): Likewise.
7345 * emit-rtl.c (validate_subreg): Likewise.
7346 * except.c (can_throw_internal, can_throw_external): Likewise.
7347 * except.h (can_throw_internal, can_throw_external): Likewise.
7348 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
7349 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
7350 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
7351 simple_mem, store_ops_ok, load_kills_store, find_loads,
7352 store_killed_in_insn, store_killed_after, store_killed_before,
7353 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
7355 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
7356 noce_mem_write_may_trap_or_fault_p): Likewise.
7357 * pointer-set.c (pointer_set_contains, pointer_map_contains):
7359 * pointer-set.h (pointer_set_contains, pointer_map_contains):
7361 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
7362 probably_cold_bb_p, probably_never_executed_bb_p,
7363 edge_probability_reliable_p, br_prob_note_reliable_p,
7364 can_predict_insn_p): Likewise.
7365 * regclass.c (reg_set_to_hard_reg_set): Likewise.
7366 * resource.c (return_insn_p): Likewise.
7367 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
7369 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
7370 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
7371 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
7372 verify_gimple_modify_stmt): Likewise.
7373 * tree-chrec.c (is_not_constant_evolution,
7374 is_multivariate_chrec_rec, is_multivariate_chrec,
7375 chrec_contains_symbols, chrec_contains_undetermined,
7376 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
7377 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
7378 eq_evolutions_p, scev_direction): Likewise.
7379 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
7380 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
7381 chrec_contains_symbols_defined_in_loop,
7382 chrec_contains_undetermined, tree_contains_chrecs,
7383 evolution_function_is_affine_multivariate_p,
7384 evolution_function_is_univariate_p, chrec_zerop,
7385 evolution_function_is_constant_p, evolution_function_is_affine_p,
7386 evolution_function_is_affine_or_constant_p,
7387 tree_does_not_contain_chrecs, chrec_type): Likewise.
7388 * tree-data-ref.c (tree_fold_divides_p,
7389 object_address_invariant_in_loop_p, dr_may_alias_p,
7390 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
7391 same_access_functions, constant_access_functions,
7392 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
7394 * tree-flow.h (scev_direction): Likewise.
7395 * tree-gimple.c (is_gimple_stmt): Likewise.
7396 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
7398 * tree-pretty-print.c (op_prio): Likewise.
7399 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
7400 analyzable_condition, backedge_phi_arg_p): Likewise.
7401 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
7402 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
7403 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
7406 2007-08-13 Dan Hipschman <dsh@google.com>
7409 * c-format.c (check_format_arg): Move check for zero-length
7410 format strings below the check for unterminated strings.
7412 2007-08-13 Andrew Pinski <pinskia@gmail.com>
7415 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
7418 2007-08-13 Nick Clifton <nickc@redhat.com>
7420 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
7422 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7425 * c-format.c (gcc_gfc_length_specs): New array.
7426 (gcc_gfc_char_table): Add unsigned specifier, and references to
7427 the l length modifier.
7428 (format_types_orig): Use the new gcc_gfc_length_specs.
7430 2007-08-12 Sa Liu <saliu@de.ibm.com>
7432 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
7433 and with REG_RETVAL note after split.
7435 2007-08-11 David Daney <ddaney@avtrex.com>
7437 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
7438 as ATTRIBUTE_UNUSED.
7440 2007-08-11 David Edelsohn <edelsohn@gnu.org>
7441 Segher Boessenkool <segher@kernel.crashing.org>
7443 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
7444 HAVE_LOCAL_CPU_DETECT not defined.
7446 2007-08-11 Jan Hubicka <jh@suse.cz>
7448 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
7449 (cgraph_process_new_functions): Honor previous value of
7450 disregard_inline_limits.
7451 * ipa-inline.c (compute_inline_parameters): Likewise.
7453 2007-08-11 Ian Lance Taylor <iant@google.com>
7455 * alias.h (alias_set_type): Define new type.
7456 (ALIAS_SET_MEMORY_BARRIER): Use it.
7457 * rtl.h: Include alias.h.
7458 (struct mem_attrs): Use alias_set_type.
7459 * tree.h: Include alias.h
7460 (struct tree_type): Use alias_set_type.
7461 (struct tree_struct_field_tag): Likewise.
7462 (struct tree_decl_common): Likewise.
7463 * alias.c (struct alias_set_entry): Use alias_set_type.
7464 (get_alias_set_entry, alias_set_subset_of): Likewise.
7465 (alias_sets_conflict_p): Likewise.
7466 (alias_sets_must_conflict_p): Likewise.
7467 (objects_must_conflict_p): Likewise.
7468 (get_alias_set, new_alias_set): Likewise.
7469 (record_alias_subset, record_component_aliases): Likewise.
7470 (varargs_set, frame_set): Change to alias_set_type.
7471 (get_varargs_alias_set): Use alias_set_type.
7472 (get_frame_alias_set): Likewise.
7473 * builtins.c (setjmp_alias_set): Change to alias_set_type.
7474 * dse.c (struct store_info): Use alias_set_type.
7475 (struct read_info, struct clear_alias_mode_holder): Likewise.
7476 (clear_alias_set_lookup, canon_address): Likewise.
7477 (record_store, check_mem_read_rtx): Likewise.
7478 (dse_record_singleton_alias_set): Likewise.
7479 (dse_invalidate_singleton_alias_set): Likewise.
7480 * emit-rtl.c (get_mem_attrs): Likewise.
7481 (set_mem_attributes_minus_bitpos): Likewise.
7482 (set_mem_alias_set): Likewise.
7483 * expr.c (store_constructor_field, store_field): Likewise.
7484 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
7485 * langhooks.c (lhd_get_alias_set): Likewise.
7486 * langhooks-def.h (lhd_get_alias_set): Likewise.
7487 * reload1.c (alter_reg): Likewise.
7488 * tree-flow.h (struct fieldoff): Likewise.
7489 * tree-ssa-alias.c (struct alias_map_d): Likewise.
7490 (may_alias_p, get_smt_for, create_sft): Likewise.
7491 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
7492 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
7493 (merge_smts_into): Likewise.
7494 * varasm.c (const_alias_set): Likewise.
7495 * c-common.c (strict_aliasing_warning): Likewise.
7496 (c_common_get_alias_set): Likewise.
7497 * dse.h (dse_record_singleton_alias_set): Update declaration.
7498 (dse_invalidate_singleton_alias_set): Likewise.
7499 * emit-rtl.h (set_mem_alias_set): Likewise.
7500 * c-common.h (c_common_get_alias_set): Likewise.
7501 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
7502 * print-tree.c (print_node): Likewise.
7503 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
7505 (alpha_setup_incoming_varargs): Use alias_set_type.
7506 * config/i386/i386.c (setup_incoming_varargs_64): Use
7508 (setup_incoming_varargs_ms_64): Likewise.
7509 (ix86_GOT_alias_set): Likewise.
7510 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7511 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
7512 (set): Change to alias_set_type.
7513 (get_TOC_alias_set): Use alias_set_type.
7514 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
7516 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
7517 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
7519 (struct_value_alias_set): Likewise.
7520 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
7522 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7524 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
7525 * config/vxworks.h (TARGET_VXWORKS): Override.
7526 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
7527 "mips" if TARGET_VXWORKS.
7529 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7531 * calls.c (avoid_likely_spilled_reg): New function.
7532 (expand_call): Use it.
7534 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7536 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
7538 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
7540 * config/mips/predicates.md (const_call_insn_operand): Invoke
7541 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
7543 2007-08-10 David Edelsohn <edelsohn@gnu.org>
7546 * config/rs6000/driver-rs6000.c: Include link.h.
7547 Use ElfW instead of wordsize-specif typedef.
7549 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7551 * system.h (CONST_CAST): New.
7552 * c-decl.c (c_make_fname_decl): Use it.
7553 * c-lex.c (cb_ident, lex_string): Likewise.
7554 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7555 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7556 give_switch, set_multilib_dir): Likewise.
7557 * gengtype-parse.c (string_seq, typedef_name): Likewise.
7558 * passes.c (execute_one_pass): Likewise.
7559 * prefix.c (update_path): Likewise.
7560 * pretty-print.c (pp_base_destroy_prefix): Likewise.
7561 * tree.c (build_string): Likewise.
7563 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7565 * tree-flow-inline.h (is_exec_stmt): Remove.
7566 (is_label_stmt): Remove.
7567 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
7570 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
7572 * lower-subreg.c (resolve_shift_zext): Don't adjust
7573 src_reg_num for wordmode operands.
7575 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
7576 David Ung <davidu@mips.com>
7578 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
7579 (TARGET_SCHED_REORDER2): Define.
7580 (mips_maybe_swap_ready): New.
7581 (mips_last_74k_agen_insn): New.
7582 (mips_74k_agen_init): New.
7583 (mips_74k_agen_reorder): New function to group loads and stores
7585 (mips_sched_init): New.
7586 (mips_sched_reorder): Don't do initialization here. Call
7587 mips_74k_agen_reorder.
7588 (mips_variable_issue): Call mips_74k_agen_init.
7590 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7592 * tree-flow-inline.h (get_filename): Remove.
7594 2007-08-10 Richard Sandiford <richard@codesourcery.com>
7596 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
7598 (mips_fetch_insns): Delete in favor of...
7599 (mips_load_store_insns): ...this new function.
7600 * config/mips/mips.c (mips_address_insns): Add a boolean argument
7601 to say whether multiword moves _might_ be split.
7602 (mips_fetch_insns): Delete in favor of...
7603 (mips_load_store_insns): ...this new function.
7604 (mips_rtx_costs): Update the call to mips_address_insns.
7605 (mips_address_cost): Likewise.
7606 * config/mips/mips.md (length): Use mips_load_store_insns instead
7607 of mips_fetch_insns.
7608 * config/mips/constraints.md (R): Use mips_address_insns rather
7609 than mips_fetch_insns. Assume that the move never needs to be split.
7611 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7613 * config/mips/mips.opt (mhard-float, msoft-float): Make these
7614 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
7615 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
7616 * config/mips/mips.h (mips16_hard_float): Delete.
7617 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
7618 definitions, and replace with....
7619 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
7620 * config/mips/mips.c (mips16_hard_float): Delete. Replace
7621 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
7622 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
7623 (override_options): Replace MASK_SOFT_FLOAT references with
7624 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
7625 and mips16_hard_float when TARGET_MIPS16.
7627 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7630 * c-typeck.c (build_binary_op): Check for non pointer types before
7631 calling int_fits_type_p.
7633 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7636 * fold-const.c (omit_one_operand): Return only the ommitted expression
7637 if the result is an empty statement.
7638 (pedantic_omit_one_operand): Likewise.
7640 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
7642 * c-typeck.c (readonly_error): Improve error for assignment.
7644 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
7646 (pp_c_expression): Ditto.
7648 2007-08-09 Simon Baldwin <simonb@google.com>
7650 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
7651 break that was preventing simplify_associative_operation() for xor.
7653 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7654 Nigel Stephens <nigel@mips.com>
7656 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
7657 Document change in interpretation of value from boolean to
7659 * optabs.c (expand_ffs, expand_ctz): New functions to compute
7660 ffs and ctz using clz.
7661 (expand_unop): Call them.
7662 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
7664 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
7665 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
7666 enable the new ffs expansion on this target.
7668 2007-08-09 Jan Hubicka <jh@suse.cz>
7670 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
7671 (expand_ternary_op): Likewise.
7672 (expand_vec_shift_expr): Likewise.
7673 (expand_binop_directly): Likewise.
7674 (expand_binop): Likewise.
7675 (sign_expand_binop): Likewise.
7676 (expand_twoval_unop): Likewise.
7677 (expand_twoval_binop): Likewise.
7678 (expand_twoval_binop_libfunc): Likewise.
7679 (widen_clz): Likewise.
7680 (widen_bswap): Likewise.
7681 (expand_parity): Likewise.
7682 (expand_unop): Likewise.
7683 (expand_abs_nojump): Likewise.
7684 (expand_copysign): Likewise.
7685 (emit_no_conflict_block): Likewise.
7686 (emit_libcall_block): Likewise.
7687 (can_compare_p): Likewise.
7688 (prepare_cmp_insn): Likewise.
7689 (emit_cmp_and_jump_insn_1): Likewise.
7690 (prepare_float_lib_cmp): Likewise.
7691 (emit_conditional_add): Likewise.
7692 (gen_add2_insn): Likewise.
7693 (have_add2_insn): Likewise.
7694 (gen_sub2_insn): Likewise.
7695 (have_sub2_insn): Likewise.
7696 (can_extend_p): Likewise.
7697 (can_fix_p): Likewise.
7698 (can_float_p): Likewise.
7699 (expand_float): Likewise.
7700 (expand_fix): Likewise.
7701 (expand_sfix_optab): Likewise.
7702 (new_optab): Likewise.
7703 (new_convert_optab): Likewise.
7704 (init_libfuncs): Likewise.
7705 (init_interclass_conv_libfuncs): Likewise.
7706 (init_intraclass_conv_libfuncs): Likewise.
7707 (set_conv_libfunc): Likewise.
7708 (init_optabs): Likewise.
7709 (debug_optab_libfuncs): Likewise.
7710 (gen_cond_trap): Likewise.
7711 * optabs.h (optab_handler, convert_optab_hanlder): New.
7712 * genopinit.c: Update optabs generation table.
7713 * reload.c (find_reloads_address_1): Use optabs accestors.
7714 * builtins.c (expand_builtin_mathfn): Likewise.
7715 (expand_builtin_mathfn_2): Likewise.
7716 (expand_builtin_mathfn_3): Likewise.
7717 (expand_builtin_interclass_mathfn): Likewise.
7718 (expand_builtin_sincos): Likewise.
7719 (expand_builtin_cexpi): Likewise.
7720 (expand_builtin_powi): Likewise.
7721 (expand_builtin_strlen): Likewise.
7722 * dojump.c (do_jump): Likewise.
7723 * expr.c (convert_move): Likewise.
7724 (move_by_pieces): Likewise.
7725 (move_by_pieces_ninsns): Likewise.
7726 (can_store_by_pieces): Likewise.
7727 (store_by_pieces_1): Likewise.
7728 (emit_move_via_integer): Likewise.
7729 (emit_move_complex): Likewise.
7730 (emit_move_ccmode): Likewise.
7731 (emit_move_insn_1): Likewise.
7732 (emit_single_push_insn): Likewise.
7733 (store_constructor): Likewise.
7734 (expand_expr_real_1): Likewise.
7735 (do_store_flag): Likewise.
7736 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
7737 (enumerate_modes): Likewise.
7738 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
7739 (supportable_widening_operation): Likewise.
7740 (supportable_narrowing_operation): Likewise.
7741 * expmed.c (store_bit_field_1): Likewise.
7742 (extract_bit_field_1): Likewise.
7743 (expand_mult_highpart_optab): Likewise.
7744 (expand_smod_pow2): Likewise.
7745 (expand_divmod): Likewise.
7746 (emit_store_flag): Likewise.
7747 * tree-vect-patterns.c
7748 (vect_pattern_recog_1): Likewise.
7749 * tree-ssa-loop-prefetch.c
7750 (nontemporal_store_p): Likewise.
7751 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
7752 (vect_create_epilog_for_reduction): Likewise.
7753 (vectorizable_reduction): Likewise.
7754 (vectorizable_operation): Likewise.
7755 (vect_strided_store_supported): Likewise.
7756 (vectorizable_store): Likewise.
7757 (vect_strided_load_supported): Likewise.
7758 (vectorizable_load): Likewise.
7759 * combine.c (simplify_comparison): Likewise.
7760 * tree-vect-generic.c
7761 (type_for_widest_vector_mode): Likewise.
7762 (expand_vector_operations_1): Likewise.
7763 * config/spu/spu.c (spu_expand_mov): Likewise.
7764 (spu_emit_vector_compare): Likewise.
7765 * config/rs6000/rs6000.c
7766 (rs6000_emit_vector_compare): Likewise.
7767 * stmt.c (add_case_node): Likewise.
7768 * reload1.c (gen_reload):
7770 2007-08-09 Michael Matz <matz@suse.de>
7772 * tree.h (fixed_zerop): Declare as taking a const_tree.
7773 * tree.c (fixed_zerop): Take a const_tree.
7775 2007-08-09 Ira Rosen <irar@il.ibm.com>
7777 * tree-vect-transform.c (vectorizable_store): Remove call to
7778 copy_virtual_operands() and call mark_symbols_for_renaming() for
7779 the created vector store.
7780 (vect_setup_realignment): Don't call copy_virtual_operands() and
7781 update_vuses_to_preheader().
7782 (vectorizable_load): Don't call copy_virtual_operands().
7783 (update_vuses_to_preheader): Remove.
7785 2007-08-08 Chao-ying Fu <fu@mips.com>
7787 * tree.def (FIXED_POINT_TYPE): New type.
7788 (FIXED_CST): New constant.
7789 (FIXED_CONVERT_EXPR): New expr.
7790 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
7791 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
7792 * tree.h (struct tree_base): Add saturating_flag.
7793 Remove one bit of spare for saturating_flag.
7794 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
7795 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
7796 FIXED_POINT_TYPE_P): Define.
7797 (TYPE_SATURATING): Define.
7798 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
7799 (struct tree_fixed_cst): New.
7800 (TYPE_IBIT, TYPE_FBIT): Define.
7801 (tree_node): Add fixed_cst.
7802 (enum tree_index): Add new enumeration values of
7803 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
7804 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
7805 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
7806 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
7807 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
7808 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
7809 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
7810 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
7811 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
7812 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
7813 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
7814 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
7815 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
7816 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
7817 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
7818 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
7819 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
7820 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
7821 (sat_short_fract_type_node, sat_fract_type_node,
7822 sat_long_fract_type_node, sat_long_long_fract_type_node,
7823 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
7824 sat_unsigned_long_fract_type_node,
7825 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
7826 fract_type_node, long_fract_type_node, long_long_fract_type_node,
7827 unsigned_short_fract_type_node, unsigned_fract_type_node,
7828 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
7829 sat_short_accum_type_node, sat_accum_type_node,
7830 sat_long_accum_type_node, sat_long_long_accum_type_node,
7831 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
7832 sat_unsigned_long_accum_type_node,
7833 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
7834 accum_type_node, long_accum_type_node, long_long_accum_type_node,
7835 unsigned_short_accum_type_node, unsigned_accum_type_node,
7836 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
7837 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
7838 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
7839 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
7840 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
7841 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
7842 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
7843 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
7844 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
7845 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
7846 sat_uda_type_node, sat_uta_type_node): New macro.
7847 (make_fract_type, make_accum_type): Declare.
7848 (make_signed_fract_type, make_unsigned_fract_type,
7849 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
7850 make_signed_accum_type, make_unsigned_accum_type,
7851 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
7852 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
7853 make_or_reuse_sat_signed_fract_type,
7854 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
7855 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
7856 make_or_reuse_sat_unsigned_accum_type): New macro.
7857 (fixed_zerop): Declare.
7858 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7859 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7860 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7861 LONG_LONG_ACCUM_TYPE_SIZE): Define.
7862 * treestruct.def: Add TS_FIXED_CST.
7863 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
7865 (tree-dump.o): Likewise.
7866 (print-tree.o): Likewise.
7867 (tree-pretty-print.o): Likewise.
7868 (fold-const.o): Likewise.
7869 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
7870 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
7871 (is_gimple_min_invariant): Handle FIXED_CST.
7872 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
7873 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7874 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7875 (layout_type): Handle FIXED_POINT_TYPE.
7876 (make_fract_type, make_accum_type): New functions.
7877 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
7878 * tree-dump.c (fixed-value.h): New include.
7879 (dump_fixed): New function.
7880 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
7881 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
7882 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
7883 * tree-pretty-print.c (fixed-value.h): New include.
7884 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
7886 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
7887 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
7888 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
7889 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
7890 for non-saturating fixed-point types.
7891 (reassociate_bb): Likewise.
7892 * emit-rtl.c (fixed-value.h): New include.
7893 (fconst0, fconst1): New array.
7894 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
7895 * tree-vect-generic.c expand_vector_operation): Support
7896 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
7898 (type_for_widest_vector_mode): Add one parameter for the
7900 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
7902 Pass the satp parameter to type_for_mode for fixed-point types.
7903 (expand_vector_operations_1): Pass the saturating flag to
7904 type_for_widest_vector_mode.
7905 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7906 and MODE_VECTOR_UACCUM.
7907 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
7908 (vectorizable_condition): Likewise.
7909 * tree.c (fixed-value.h): New include.
7910 (tree_code_size): Support FIXED_CST.
7911 (build_fixed): New function.
7912 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
7913 (fixed_zerop): New function.
7914 (tree_node_structure): Support FIXED_CST.
7915 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
7916 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
7917 (type_hash_eq): Handle FIXED_POINT_TYPE.
7918 (simple_cst_equal): Support FIXED_CST.
7919 (iterative_hash_expr): Handle FIXED_CST.
7920 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
7921 (get_narrower): Likewise.
7922 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
7923 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
7924 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
7925 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
7927 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
7928 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7929 (initializer_zerop): Support FIXED_CST.
7930 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
7931 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
7932 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
7933 (is_base_type): Handle FIXED_POINT_TYPE.
7934 (add_type_attribute): Handle FIXED_POINT_TYPE.
7935 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
7936 * print-tree.c (fixed-value.h): New include.
7937 (print_node_brief): Support FIXED_CST.
7938 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
7939 * c-pretty-print.c (fixed-value.h): New include.
7940 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
7941 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
7942 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
7943 Support fixed-point types for inner items in VECTOR_TYPE.
7944 (pp_c_direct_declarator): Likewise.
7945 (pp_c_declarator): Likewise.
7946 (pp_c_fixed_constant): New function.
7947 (pp_c_constant): Handle FIXED_CST.
7948 (pp_c_primary_expression): Likewise.
7949 (pp_c_expression): Likewise.
7950 * fold-const.c (fixed-value.h): New include.
7951 (negate_expr_p): Return true for FIXED_CST.
7952 (fold_negate_expr): Support FIXED_CST.
7953 (split_tree): Support FIXED_CST.
7954 (const_binop): Support FIXED_CST.
7955 (fold_convert_const_int_from_fixed): New function to convert from
7957 (fold_convert_const_real_from_fixed): New function to convert from
7959 (fold_convert_const_fixed_from_fixed): New function to convert from
7960 fixed to another fixed.
7961 (fold_convert_const_fixed_from_int): New function to convert from
7963 (fold_convert_const_fixed_from_real): New function to convert from
7965 (fold_convert_const): Support conversions from fixed to int, from
7966 fixed to real, from fixed to fixed, from int to fixed, and from real
7968 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
7969 (operand_equal_p): Support FIXED_CST.
7970 (make_range): For fixed-point modes, we need to pass the
7971 saturating flag as the 2nd parameter.
7972 (tree_swap_operands_p): Handle FIXED_CST.
7973 (fold_plusminus_mult_expr): For fract modes, we cannot generate
7975 (fold_unary): Support FIXED_CONVERT_EXPR.
7976 (fold_binary): Handle FIXED_CST.
7977 Make sure the type is not saturating, before associating operations.
7978 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
7979 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
7980 (fold_negate_const): Support FIXED_CST.
7981 (fold_relational_const): Support FIXED_CST.
7982 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
7983 (gimplify_expr): Handle FIXED_CST.
7984 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
7985 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
7986 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
7987 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
7988 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7989 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7990 LONG_LONG_ACCUM_TYPE_SIZE.
7991 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
7992 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
7993 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
7994 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
7995 MODE_ACCUM, and MODE_UACCUM.
7996 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
7997 fixed-point types to disable reduction.
7998 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
8000 2007-08-08 David Edelsohn <edelsohn@gnu.org>
8002 * config/rs6000/x-rs6000: New file.
8003 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
8004 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
8005 (EXTRA_SPEC_FUNCTIONS): Define.
8006 (HAVE_LOCAL_CPU_DETECT): Define.
8007 (CC1_CPU_SPEC): Define.
8008 * config/rs6000/driver-rs6000.c: New file.
8009 * config/rs6000/aix.h (CC1_SPEC): Define.
8010 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
8011 * config.host: Add x-rs6000 to host_xmake_file if host and target
8012 are rs6000 or powerpc.
8014 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8016 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
8018 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8019 Sandra Loosemore <sandra@codesourcery.com>
8020 Chao-ying Fu <fu@mips.com>
8021 Nigel Stephens <nigel@mips.com>
8022 David Ung <davidu@mips.com>
8024 * doc/invoke.texi (-mcode-readable): Document.
8025 * config/mips/mips.opt (mcode-readable): New option.
8026 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
8027 * config/mips/mips.h (mips_code_readable_setting): New enum.
8028 (mips_code_readable): Declare.
8029 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
8030 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
8031 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
8032 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
8033 boiler-plate comments.
8034 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
8035 * config/mips/mips.c (mips_code_readable): New variable.
8036 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
8037 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
8038 context and -mcode-readable setting to restrict the use of
8039 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
8040 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
8041 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
8042 (mips_blocks_for_constant_p): Only return false for
8043 TARGET_MIPS16_PCREL_LOADS.
8044 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
8045 for MIPS16. Handle SYMBOL_32_HIGH.
8046 (mips_const_insns): Allow HIGHs for MIPS16 too.
8047 (mips_unspec_address_offset): New function, split out from...
8048 (mips_unspec_address): ...here.
8049 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
8050 16-bit symbolic constants. Assert approropiate conditions for
8051 using the "la" and "dla" macros.
8052 (mips_handle_option): Handle -mcode-readable=.
8053 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
8054 Set up mips_lo_relocs[SYMBOL_32_HIGH].
8055 (mips_strip_unspec_address): New function, split out from...
8056 (print_operand_reloc): ...here.
8057 (print_operand): Pass constants through mips_strip_unspec_address.
8058 (print_operand_address): Likewise.
8059 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
8060 (mips_select_rtx_section): Remove MIPS16 handling.
8061 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
8062 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
8063 (mips16_lay_out_constants): Do nothing unless
8064 TARGET_MIPS16_PCREL_LOADS.
8065 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
8066 * config/mips/mips.md: Split HIGHs for MIPS16.
8067 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
8069 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8071 * config/mips/mips-protos.h (mips_emit_move): Declare.
8072 * config/mips/mips.c (mips_emit_move): New function.
8073 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
8074 (mips_legitimize_const_move): Likewise.
8075 (mips_legitimize_move): Likewise.
8076 (mips_split_64bit_move): Likewise.
8077 (mips_restore_gp): Likewise.
8078 (mips_load_call_address): Likewise.
8079 (mips_emit_fcc_reload): Likewise.
8080 (mips_set_return_address): Likewise.
8081 (mips_block_move_straight): Likewise.
8082 (mips_block_move_loop): Likewise.
8083 (mips_setup_incoming_varargs): Likewise.
8084 (mips_save_reg): Likewise.
8085 (mips_expand_prologue): Likewise.
8086 (mips_restore_reg): Likewise.
8087 (mips_expand_epilogue): Likewise.
8088 (mips_output_mi_thunk): Likewise.
8089 (build_mips16_call_stub): Likewise.
8090 (mips_builtin_branch_and_move): Likewise.
8091 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
8092 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
8093 (fixuns_truncdfdi2): Likewise.
8094 (fixuns_truncsfsi2): Likewise.
8095 (fixuns_truncsfdi2): Likewise.
8096 (loadgp_absolute): Likewise.
8097 (builtin_setjmp_setup): Likewise.
8098 (builtin_longjmp): Likewise.
8099 (untyped_call): Likewise.
8101 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8103 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
8104 an "rtx *" argument. Return a bool.
8105 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
8106 values and return true if they can be split. Take the same kind of
8107 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
8108 and store the lo_sum there if nonnull. Use the symbol type to
8109 determine whether a $gp or HIGH is needed.
8110 (mips_legitimize_address): Update call to mips_split_symbol and
8111 simplify accordingly.
8112 (mips_legitimize_const_move): Likewise.
8113 * config/mips/mips.md: In the combine define_split,
8114 check mips_split_symbol instead of splittable_symbolic_operand.
8115 Update use of mips_split_symbol in the generator code.
8116 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
8118 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8120 * config/mips/mips.c (mips_symbolic_address_p): Delete.
8121 (mips_symbol_insns_1): New function, split out from...
8122 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
8123 and stores separately from load addresses.
8124 (mips_classify_address): Replace uses of mips_symbolic_address_p
8125 with uses of mips_symbol_insns.
8126 (mips_address_insns): Update calls to mips_symbol_insns.
8127 (mips_const_insns): Likewise.
8128 (mips_legitimize_address): Likewise.
8130 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8132 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
8133 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
8134 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
8135 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
8136 non-call contexts if TARGET_MIPS16.
8137 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
8138 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
8139 code for SYMBOL_ABSOLUTE.
8140 (mips_symbol_insns): Likewise.
8142 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8144 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
8145 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
8146 (mips_symbolic_constant_p): Likewise. Update the call to
8147 mips_classify_symbol.
8148 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
8149 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
8150 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
8151 (print_operand_reloc): Add a context argument. Update the call to
8152 mips_symbolic_constant_p.
8153 (print_operand): Update the calls to print_operand_reloc.
8154 (print_operand_address): Use print_operand_reloc rather than
8156 (mips_rewrite_small_data_p): Add a context argument. Update the call
8157 to mips_symbolic_constant_p.
8158 (mips_small_data_pattern_1): Make DATA the containing mem.
8159 Update the call to mips_rewrite_small_data_p.
8160 (mips_rewrite_small_data_1): Likewise.
8161 (mips_use_anchors_for_symbol_p): Update the call to
8162 mips_symbolic_constant_p.
8163 * config/mips/predicates.md (const_call_insn_operand): Likewise.
8164 (splittable_symbolic_operand): Likewise.
8165 (move_operand): Likewise.
8166 (absolute_symbolic_operand): Likewise.
8167 (got_disp_operand): Likewise.
8168 (got_page_ofst_operand): Likewise.
8170 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8172 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
8173 (SYMBOL_ABSOLUTE): ...this.
8174 (SYMBOL_SMALL_DATA): Rename to...
8175 (SYMBOL_GP_RELATIVE): ...this.
8176 (SYMBOL_CONSTANT_POOL): Rename to...
8177 (SYMBOL_PC_RELATIVE): ...this.
8178 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
8179 (mips_symbolic_address_p, mips_symbol_insns, override_options)
8180 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
8181 after above changes.
8182 * config/mips/predicates.md (const_call_insn_operand): Likewise.
8183 (general_symbolic_operand): Rename to...
8184 (absolute_symbolic_operand): ...this.
8185 * config/mips/mips.md: Update after above changes.
8187 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
8188 Revital Eres <eres@il.ibm.com>
8190 * ddg.c (print_ddg): Add dump information.
8191 * modulo-sched.c (print_node_sched_params): Add parameter and
8193 (calculate_maxii): Remove function.
8194 (undo_generate_reg_moves): Likewise.
8195 (undo_permute_partial_schedule): Likewise.
8196 (kernel_number_of_cycles): Likewise.
8197 (MAXII_FACTOR): New definition to calculate the upper bound of II.
8198 (sms_schedule): Use it. Remove profitability checks.
8199 (sms_schedule_by_order): Fix order of nodes within the cycle.
8201 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
8203 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
8204 -profile option, add pie support.
8205 (ENDFILE_SPEC): New spec.
8206 * config/gnu.h (LIB_SPEC): Add -profile option.
8208 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
8210 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
8211 * config/gnu.h (LIB_SPEC): Likewise.
8213 2007-08-07 Yaz Saito <saito@google.com>
8214 Ian Lance Taylor <iant@google.com>
8216 * common.opt (finstrument-functions-exclude-function-list): New
8218 (finstrument-functions-exclude-file-list): New option.
8219 * opts.c (char_p): Define and DEF_VEC.
8220 (flag_instrument_functions_exclude_functions): New static
8222 (flag_instrument_functions_exclude_files): New static variable.
8223 (add_instrument_functions_exclude_list): New static function.
8224 (flag_instrument_functions_exclude_p): New function.
8225 (common_handle_option): Handle new options.
8226 * flags.h (flag_instrument_functions_exclude_p): Declare.
8227 * gimplify.c (gimplify_function_tree): Call
8228 flag_instrument_functions_exclude_p.
8229 * doc/invoke.texi (Option Summary): Mention new options.
8230 (Code Gen Options): Document new options.
8232 2007-08-07 Ian Lance Taylor <iant@google.com>
8234 PR rtl-optimization/32776
8235 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
8236 (resolve_use): Likewise.
8237 (decompose_multiword_subregs): Remove "changed" local variable.
8239 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
8241 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
8242 * configure: Regenerate.
8243 * config.in: Regenerate.
8244 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
8247 2007-08-07 Ian Lance Taylor <iant@google.com>
8249 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
8250 note, just delete the insn.
8252 2007-08-07 Andreas Schwab <schwab@suse.de>
8255 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
8258 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
8260 * lower-subreg.c (resolve_subreg_use): Remove assertion.
8261 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
8262 (decompose_multiword_subregs): Use the functions above to decompose
8263 multiword shifts and zero-extends.
8265 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
8267 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
8268 "assemble" descriptions which were swapped.
8270 2007-08-06 Chao-ying Fu <fu@mips.com>
8272 * fixed-value.h: New file.
8273 * fixed-value.c: New file.
8274 * Makefile.in (OBJS-common): Add fixed-value.o.
8275 (fixed-value.o): New rule.
8276 (GTFILES): Add fixed-value.h.
8277 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
8278 to compare a.low and b.low.
8279 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
8281 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
8282 Daniel Jacobowitz <dan@codesourcery.com>
8285 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
8287 (x86_64-*-netbsd*): Likewise.
8288 (x86_64-*-linux*): Likewise.
8289 (x86_64-*-kfreebsd*-gnu): Likewise.
8290 (x86_64-*-knetbsd*-gnu): Likewise.
8291 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
8293 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
8295 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
8296 Add -fno-asynchronous-unwind-tables.
8298 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
8299 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
8300 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
8301 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
8302 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
8304 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8306 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
8307 (TARGET_C_MODE_FOR_SUFFIX): New.
8309 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8311 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
8313 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8315 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
8317 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
8319 * config/i386/i386.md: Check TARGET_ macros and optimize_size
8320 before checking function returns in conditional expressions.
8322 2007-08-06 Alfred Minarik <a.minarik@aon.at>
8325 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
8327 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8330 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
8331 for INTEGRAL_TYPE_P.
8333 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
8335 * configure.ac: Remove --enable-checking=df from default settings.
8336 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
8337 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
8338 if the parameter is true.
8339 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
8340 DF_VERIFY_SCHEDULED flag is true.
8341 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
8342 (df_finish_pass): Adjust prototype.
8343 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
8346 * see.c (pass_see): Add TODO_df_verify.
8347 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
8348 * global.c (rest_of_handle_global_alloc): Schedule verification
8350 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
8352 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
8353 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
8354 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
8356 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
8357 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
8358 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
8360 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
8361 Revital Eres <eres@il.ibm.com>
8363 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
8365 * ddg.c (create_ddg_dependence): Rename to...
8366 (create_ddg_dep_from_intra_loop_link): This. Do not check
8367 for interloop edges. Do not create anti dependence edge when
8368 a true dependence edge exists in the opposite direction and
8369 -fmodulo-sched-allow-regmoves is set.
8370 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
8371 (add_cross_iteration_register_deps): Create anti dependence edge
8372 when -fno-modulo-sched-allow-regmoves is set.
8373 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
8375 2007-08-04 Richard Sandiford <richard@codesourcery.com>
8377 * config/arm/arm.md (movsi): Add braces.
8379 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8382 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
8383 operands for the folding of "A - (A & B)" into "~B & A"; cast them
8386 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
8388 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
8389 state accessor functions.
8390 * cfgloopmanip.c (remove_path, create_preheaders,
8391 force_single_succ_latches, fix_loop_structure): Ditto.
8392 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8393 tree_duplicate_loop_to_header_edge): Ditto.
8394 * cfgloopanal.c (mark_irreducible_loops): Ditto.
8395 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
8397 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
8398 cleanup_tree_cfg): Ditto.
8399 * tree-cfg.c (tree_merge_blocks): Ditto.
8400 * cfgloop.c (rescan_loop_exit, record_loop_exits,
8401 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
8402 loop_preheader_edge, single_exit): Ditto.
8403 (flow_loops_find): Do not clear loops->state.
8404 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
8405 loops_state_clear): New functions.
8407 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8410 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8411 when adding to the base and convert ELT to sizetype instead of type.
8413 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8416 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
8417 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
8419 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8422 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
8423 correct type the negate expression.
8425 2007-08-03 Jan Hubicka <jh@suse.cz>
8427 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
8430 2007-08-03 David Edelsohn <edelsohn@gnu.org>
8432 * config/rs6000/rs6000.c (struct processor_cost): Change
8433 l1_cache_lines to l1_cache_size. Add l2_cache_size.
8434 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
8436 (rios1_costs, rios2_cost): Correct cache line size.
8437 (rs6000_override_options): Set l2-cache-size parameter.
8439 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8440 Diego Novillo <dnovillo@google.com>
8443 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
8444 if the range includes 0.
8446 2007-08-03 Ben Elliston <bje@au.ibm.com>
8448 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
8449 mode to unspec expressions to silence a warning from the generator
8452 2007-08-02 Steve Ellcey <sje@cup.hp.com>
8454 * config/ia64/constraints.md ("U"): Make constraint vector only.
8456 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8459 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
8460 always_inline attribute on the function decl.
8462 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8465 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
8466 if we are compiling with -fPIC.
8468 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
8469 Nigel Stephens <nigel@mips.com>
8471 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
8472 Define for MIPS32 and MIPS64.
8474 2007-08-02 Nick Clifton <nickc@redhat.com>
8476 * config/host-hpux.c: Change copyright header to refer to version
8477 3 of the GNU General Public License and to point readers at the
8478 COPYING3 file and the FSF's license web page.
8479 * config/alpha/predicates.md, config/alpha/vms-ld.c,
8480 config/alpha/linux.h, config/alpha/alpha.opt,
8481 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
8482 config/alpha/vms-unwind.h, config/alpha/ev4.md,
8483 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
8484 config/alpha/alpha.h, config/alpha/sync.md,
8485 config/alpha/openbsd.h, config/alpha/alpha.md,
8486 config/alpha/alpha-modes.def, config/alpha/ev5.md,
8487 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
8488 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
8489 config/alpha/constraints.md, config/alpha/osf.h,
8490 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
8491 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
8492 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
8493 config/frv/frv-asm.h, config/frv/frv-protos.h,
8494 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
8495 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
8496 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
8497 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
8498 config/s390/s390.opt, config/s390/s390-modes.def,
8499 config/s390/fixdfdi.h, config/s390/constraints.md,
8500 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
8501 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
8502 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
8503 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
8504 config/m32c/prologue.md, config/m32c/m32c.abi,
8505 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
8506 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
8507 config/m32c/t-m32c, config/m32c/m32c-modes.def,
8508 config/m32c/jump.md, config/m32c/shift.md,
8509 config/m32c/m32c-protos.h, config/libgloss.h,
8510 config/spu/spu-protos.h, config/spu/predicates.md,
8511 config/spu/spu-builtins.h, config/spu/spu.c,
8512 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
8513 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
8514 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
8515 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
8516 config/sparc/hypersparc.md, config/sparc/predicates.md,
8517 config/sparc/linux.h, config/sparc/sp64-elf.h,
8518 config/sparc/supersparc.md, config/sparc/cypress.md,
8519 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
8520 config/sparc/niagara.md, config/sparc/sparc.md,
8521 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
8522 config/sparc/sparc.opt, config/sparc/sync.md,
8523 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
8524 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
8525 config/sparc/sparc.c, config/sparc/little-endian.opt,
8526 config/sparc/sysv4-only.h, config/sparc/sparc.h,
8527 config/sparc/linux64.h, config/sparc/freebsd.h,
8528 config/sparc/sol2.h, config/sparc/rtemself.h,
8529 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
8530 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
8531 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
8532 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
8533 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
8534 config/m32r/linux.h, config/m32r/constraints.md,
8535 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
8536 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
8537 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
8538 config/i386/i386.md, config/i386/netware-crt0.c,
8539 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
8540 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
8541 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
8542 config/i386/sol2.h, config/i386/constraints.md,
8543 config/i386/netware-libgcc.c, config/i386/sysv5.h,
8544 config/i386/predicates.md, config/i386/geode.md,
8545 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
8546 config/i386/freebsd64.h, config/i386/vxworksae.h,
8547 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
8548 config/i386/rtemself.h, config/i386/netbsd-elf.h,
8549 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
8550 config/i386/netware.h, config/i386/i386-modes.def,
8551 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
8552 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
8553 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
8554 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
8555 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
8556 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
8557 config/i386/xm-mingw32.h, config/i386/linux64.h,
8558 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
8559 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
8560 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
8561 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
8562 config/i386/cygwin2.c, config/i386/i386-protos.h,
8563 config/i386/sync.md, config/i386/openbsd.h,
8564 config/i386/host-mingw32.c, config/i386/i386-aout.h,
8565 config/i386/nto.h, config/i386/biarch64.h,
8566 config/i386/i386-coff.h, config/i386/freebsd.h,
8567 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
8568 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
8569 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
8570 config/darwin-protos.h, config/linux.opt, config/sol2.c,
8571 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
8572 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
8573 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
8574 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
8575 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
8576 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
8577 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
8578 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
8579 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
8580 config/sh/superh64.h, config/sh/rtemself.h,
8581 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
8582 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
8583 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
8584 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
8585 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
8586 config/avr/predicates.md, config/avr/constraints.md,
8587 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
8588 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
8589 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
8590 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
8591 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
8592 config/c4x/c4x-modes.def, config/c4x/rtems.h,
8593 config/c4x/predicates.md, config/c4x/c4x.h,
8594 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
8595 config/xtensa/predicates.md, config/xtensa/xtensa.c,
8596 config/xtensa/linux.h, config/xtensa/xtensa.h,
8597 config/xtensa/elf.h, config/xtensa/xtensa.md,
8598 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
8599 config/xtensa/xtensa-protos.h, config/dbx.h,
8600 config/stormy16/predicates.md, config/stormy16/stormy16.md,
8601 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
8602 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
8603 config/host-solaris.c, config/fr30/fr30.h,
8604 config/fr30/predicates.md, config/fr30/fr30-protos.h,
8605 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
8606 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
8607 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
8608 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
8609 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
8610 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
8611 config/host-linux.c, config/interix3.h, config/cris/cris.c,
8612 config/cris/predicates.md, config/cris/linux.h,
8613 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
8614 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
8615 config/cris/aout.opt, config/cris/cris-protos.h,
8616 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
8617 config/iq2000/iq2000.h, config/iq2000/predicates.md,
8618 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
8619 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
8620 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
8621 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
8622 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
8623 config/chorus.h, config/mn10300/mn10300.c,
8624 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
8625 config/mn10300/mn10300.h, config/mn10300/linux.h,
8626 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
8627 config/mn10300/mn10300.md, config/ia64/predicates.md,
8628 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
8629 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
8630 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
8631 config/ia64/freebsd.h, config/ia64/ia64.md,
8632 config/ia64/ia64-modes.def, config/ia64/constraints.md,
8633 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
8634 config/gofast.h, config/rtems.h, config/sol2-10.h,
8635 config/m68k/predicates.md, config/m68k/m68k.md,
8636 config/m68k/linux.h, config/m68k/m68k-modes.def,
8637 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
8638 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
8639 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
8640 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
8641 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
8642 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
8643 config/m68k/constraints.md, config/m68k/rtemself.h,
8644 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
8645 config/m68k/uclinux.h, config/rs6000/power4.md,
8646 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
8647 config/rs6000/linux.h, config/rs6000/eabi.h,
8648 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
8649 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
8650 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
8651 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
8652 config/rs6000/windiss.h, config/rs6000/603.md,
8653 config/rs6000/aix41.h, config/rs6000/cell.md,
8654 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
8655 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
8656 config/rs6000/darwin.md, config/rs6000/darwin64.h,
8657 config/rs6000/default64.h, config/rs6000/7xx.md,
8658 config/rs6000/darwin.opt, config/rs6000/spe.md,
8659 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
8660 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
8661 config/rs6000/7450.md, config/rs6000/linux64.h,
8662 config/rs6000/constraints.md, config/rs6000/440.md,
8663 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
8664 config/rs6000/rs6000.c, config/rs6000/aix52.h,
8665 config/rs6000/rs6000.h, config/rs6000/power6.md,
8666 config/rs6000/predicates.md, config/rs6000/altivec.md,
8667 config/rs6000/aix64.opt, config/rs6000/rios1.md,
8668 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
8669 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
8670 config/rs6000/darwin7.h, config/rs6000/dfp.md,
8671 config/rs6000/linux64.opt, config/rs6000/sync.md,
8672 config/rs6000/vxworksae.h, config/rs6000/power5.md,
8673 config/rs6000/lynx.h, config/rs6000/biarch64.h,
8674 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
8675 config/rs6000/eabispe.h, config/rs6000/e500.h,
8676 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
8677 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
8678 config/rs6000/aix.h, config/rs6000/vxworks.h,
8679 config/rs6000/40x.md, config/rs6000/aix51.h,
8680 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
8681 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
8682 config/arc/arc.h, config/mcore/mcore-elf.h,
8683 config/mcore/mcore-protos.h, config/mcore/predicates.md,
8684 config/mcore/mcore.md, config/mcore/mcore.c,
8685 config/mcore/mcore.opt, config/mcore/mcore.h,
8686 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
8687 config/score/predicates.md, config/score/score-version.h,
8688 config/score/score-protos.h, config/score/misc.md,
8689 config/score/elf.h, config/score/score.c, config/score/mac.md,
8690 config/score/score7.md, config/score/score.h,
8691 config/score/score-conv.h, config/score/score-mdaux.c,
8692 config/score/score.md, config/score/score.opt,
8693 config/score/score-modes.def, config/score/score-mdaux.h,
8694 config/score/mul-div.S, config/arm/uclinux-elf.h,
8695 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
8696 config/arm/symbian.h, config/arm/linux-elf.h,
8697 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
8698 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
8699 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
8700 config/arm/strongarm-pe.h, config/arm/arm.h,
8701 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
8702 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
8703 config/arm/arm-modes.def, config/arm/linux-eabi.h,
8704 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
8705 config/arm/arm-cores.def, config/arm/arm-protos.h,
8706 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
8707 config/arm/wince-pe.h, config/arm/neon.md,
8708 config/arm/constraints.md, config/arm/neon.ml,
8709 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
8710 config/arm/arm.opt, config/arm/arm926ejs.md,
8711 config/arm/predicates.md, config/arm/iwmmxt.md,
8712 config/arm/arm_neon.h, config/arm/unknown-elf.h,
8713 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
8714 config/arm/neon-testgen.ml, config/arm/arm.md,
8715 config/arm/xscale-coff.h, config/arm/pe.c,
8716 config/arm/arm-generic.md, config/arm/pe.h,
8717 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
8718 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
8719 config/arm/strongarm-elf.h, config/arm/cirrus.md,
8720 config/arm/netbsd-elf.h, config/arm/vxworks.h,
8721 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
8722 config/pa/predicates.md, config/pa/pa64-hpux.h,
8723 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
8724 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
8725 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
8726 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
8727 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
8728 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
8729 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
8730 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
8731 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
8732 config/pa/pa64-regs.h, config/pa/pa-modes.def,
8733 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
8734 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
8735 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
8736 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
8737 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
8738 config/mips/linux64.h, config/mips/elforion.h,
8739 config/mips/constraints.md, config/mips/generic.md,
8740 config/mips/predicates.md, config/mips/4300.md,
8741 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
8742 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
8743 config/mips/5k.md, config/mips/vr4120-div.S,
8744 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
8745 config/mips/mips-protos.h, config/mips/6000.md,
8746 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
8747 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
8748 config/mips/mips-modes.def, config/mips/vr.h,
8749 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
8750 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
8751 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
8752 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
8753 config/vax/openbsd1.h, config/vax/netbsd.h,
8754 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
8755 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
8756 config/h8300/rtems.h, config/h8300/predicates.md,
8757 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
8758 config/h8300/h8300.md, config/h8300/h8300.opt,
8759 config/h8300/coff.h, config/h8300/h8300-protos.h,
8760 config/v850/v850.md, config/v850/predicates.md,
8761 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
8762 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
8763 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
8764 config/mmix/mmix.h, config/mmix/predicates.md,
8765 config/mmix/mmix-protos.h, config/mmix/mmix.md,
8766 config/mmix/mmix.c, config/mmix/mmix.opt,
8767 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
8768 config/bfin/rtems.h, config/bfin/bfin-modes.def,
8769 config/bfin/predicates.md, config/bfin/bfin-protos.h,
8770 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
8773 2007-08-02 Richard Sandiford <richard@codesourcery.com>
8775 * emit-rtl.c (reset_used_decls): Rename to...
8776 (set_used_decls): ...this. Set the used flag rather than clearing it.
8777 (unshare_all_rtl_again): Update accordingly. Set flags on argument
8778 DECL_RTLs rather than resetting them.
8780 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
8782 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
8784 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8786 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
8787 argument to find_reloads_address.
8789 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
8791 PR tree-optimization/32919
8792 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
8793 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
8794 (coalesce_ssa_name): Call it.
8796 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8797 David Ung <davidu@mips.com>
8799 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
8800 (__mips16_unorddf2, __mips16_floatunsidf): New.
8801 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
8803 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
8805 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8807 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
8808 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
8809 * tree.h (OMP_SECTIONS_CONTROL): New macro.
8810 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
8811 * omp-low.c (get_ws_args_for, determine_parallel_type,
8812 expand_omp_for_generic, expand_omp_for_static_nochunk,
8813 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
8814 Work with more precise CFG.
8815 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
8816 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
8818 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
8819 * gimple-low.c (lower_stmt): Ditto.
8820 * tree-inline.c (estimate_num_insns_1): Ditto.
8821 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
8822 (OMP_SECTIONS_SWITCH): New.
8823 * tree-cfgcleanup.c (cleanup_omp_return): New.
8824 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
8825 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
8826 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
8827 (tree_redirect_edge_and_branch): Handle omp constructs.
8829 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
8830 with three arguments.
8832 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8834 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
8837 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8839 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
8840 the loop structures may need fixing.
8841 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
8843 (cleanup_tree_cfg_loop): Removed.
8844 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
8845 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
8846 instead of running cleanup_tree_cfg_loop.
8847 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
8848 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
8849 (tree_predictive_commoning): Declaration changed.
8850 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
8852 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8854 * doc/invoke.texi (l1-cache-size): Update documentation.
8855 (l2-cache-size): Document.
8856 * params.h (L2_CACHE_SIZE): New macro.
8857 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
8858 that L1_CACHE_SIZE is in kB now.
8859 (L2_CACHE_SIZE_BYTES): New macro.
8860 (tree_ssa_prefetch_arrays): Show size in kB.
8861 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
8862 and l2_cache_size fields.
8863 * config/i386/driver-i386.c (describe_cache): Detect cache size
8865 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
8866 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
8867 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
8868 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
8869 (override_options): Set l1-cache-size and l2-cache-size to default
8870 values if not specified otherwise.
8871 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
8872 (PARAM_L2_CACHE_SIZE): New.
8874 2007-08-01 Nigel Stephens <nigel@mips.com>
8875 David Ung <davidu@mips.com>
8876 Thiemo Seufer <ths@mips.com>
8877 Chris Dearman <chris@mips.com>
8878 Richard Sandiford <richard@codesourcery.com>
8880 * config.gcc (mips*-sde-elf*): New stanza.
8881 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
8882 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
8883 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
8884 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
8885 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
8886 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
8888 * config/mips/sde.h: New file.
8889 * config/mips/t-libgcc-mips16: Likewise.
8890 * config/mips/t-sde: Likewise.
8891 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
8892 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
8893 _MIPS_FPSET and _MIPS_SZINT.
8894 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
8895 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
8896 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
8897 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
8898 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8899 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8900 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
8901 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
8902 _MIPS_SZPTR and _MIPS_FPSET.
8903 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
8904 architecture is specified.
8905 (MIPS_32BIT_OPTION_SPEC): New macro.
8907 2007-07-31 Dan Hipschman <dsh@google.com>
8909 * gcc.c (end_going_arg): New function.
8910 (do_spec_2): Use it.
8911 (do_spec_1): Use it.
8913 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
8915 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
8916 only if ENABLE_CHECKING is defined.
8918 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
8920 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
8921 df_ru_add_problem, df_ru_get_bb_info): Removed.
8922 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
8923 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
8924 df_ru_free_bb_info, df_ru_alloc,
8925 df_ru_bb_local_compute_process_def,
8926 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
8927 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
8928 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
8929 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
8930 df_ru_add_problem): Removed.
8932 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8935 * pa.md (casesi32): Use match_scratch. Revise insn condition.
8936 (casesi32p, casesi64p): Likewise.
8937 (casesi): Adjust for above.
8939 2007-07-31 Richard Sandiford <richard@codesourcery.com>
8941 * mode-switching.c (create_pre_exit): Don't search past calls.
8943 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
8945 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
8947 2007-07-31 Revital Eres <eres@il.ibm.com>
8949 * ddg.c (add_deps_for_def): Rename to...
8950 (add_cross_iteration_register_deps): This. Change implementation
8951 to use only reaching def and def-use chains to construct the
8952 inter loop dependencies.
8953 (add_deps_for_use): Remove function.
8954 (build_inter_loop_deps): Call add_cross_iteration_register_deps
8955 function to build the inter loop dependencies.
8956 * modulo-sched.c (sms_schedule): Build only
8957 reaching def and def-use chains for the propose of the ddg
8960 2007-07-31 Julian Brown <julian@codesourcery.com>
8962 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
8963 New define_insns. Use correct RTL.
8964 (vec_set<mode>): Write as expander.
8966 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
8968 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
8969 to an unallocated space.
8971 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
8974 (split_constant_offset): Enable split_constant_offset to extract
8975 constants from other statements.
8976 * tree-vect-transform.c
8977 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
8978 to a temp var. Force base_offset to be simple.
8980 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
8982 * df-scan.c (df_scan_verify): Remove artificial limit on
8983 the number of blocks for verification.
8984 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
8985 df_simulate_defs): Avoid unnecessary insn checking for defs.
8987 2007-07-29 Mark Mitchell <mark@codesourcery.com>
8989 * config/m68k/lb1sf68.asm (FUNC): New macro.
8991 (__udivsi3): Likewise.
8992 (__divsi3): Likewise.
8993 (__umodsi3): Likewise.
8994 (__modsi3): Likewise.
8995 (__subdf3): Likewise.
8996 (__adddf3): Likewise.
8997 (__muldf3): Likewise.
8998 (__divdf3): Likewise.
8999 (__negdf2): Likewise.
9000 (__cmpdf2): Likewise.
9001 (__subsf3): Likewise.
9002 (__addsf3): Likewise.
9003 (__mulsf3): Likewise.
9004 (__divsf3): Likewise.
9005 (__negsf2): Likewise.
9006 (__cmpsf2): Likewise.
9007 (__eqdf2): Likewise.
9008 (__nedf2): Likewise.
9009 (__gtdf2): Likewise.
9010 (__gedf2): Likewise.
9011 (__ltdf2): Likewise.
9012 (__ledf2): Likewise.
9013 (__eqsf2): Likewise.
9014 (__nesf2): Likewise.
9015 (__gtsf2): Likewise.
9016 (__gesf2): Likewise.
9017 (__ltsf2): Likewise.
9018 (__lesf2): Likewise.
9020 2007-07-30 Ollie Wild <aaw@google.com>
9022 * c-ppoutput.c (print_lines_directives_only): New function.
9023 (scan_translation_unit_directives_only): New function.
9024 (preprocess_file): Add call to scan_translation_unit_directives_only.
9025 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
9026 (sanitize_cpp_opts): Add default flag_dump_macros setting for
9027 -fdirectives-only. Add errors for -fdirectives-only conflict with
9028 -Wunused-macros and -traditional.
9029 (finish_options): Add builtin macro initialization for
9030 -fdirectives-only + -fpreprocessed.
9031 * c.opt (fdirectives-only): New.
9032 * doc/cppopts.texi (fdirectives-only): New.
9034 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9036 * alias.c (record_set, memory_modified_1): Constify.
9037 * bt-load.c (note_btr_set): Likewise.
9038 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
9039 * combine.c (set_nonzero_bits_and_sign_copies,
9040 expand_field_assignment, record_dead_and_set_regs_1,
9041 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
9042 likely_spilled_retval_1): Likewise.
9043 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
9044 frv_io_handle_set): Likewise.
9045 * config/mips/mips.c (mips_sim_record_set,
9046 vr4130_true_reg_dependence_p_1): Likewise.
9047 * config/mt/mt.c (insn_dependent_p_1): Likewise.
9048 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
9049 * config/sh/sh.c (flow_dependent_p_1): Likewise.
9050 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
9051 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
9052 * ddg.c (mark_mem_store): Likewise.
9053 * df-problems.c (df_urec_mark_reg_change): Likewise.
9054 * function.c (update_epilogue_consts): Likewise.
9055 * gcse.c (record_set_info, record_last_set_info,
9056 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
9057 reg_clear_last_set): Likewise.
9058 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
9060 * jump.c (reversed_comparison_code_parts): Likewise.
9061 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
9062 reg_is_set): Likewise.
9063 * loop-iv.c (mark_altered): Likewise.
9064 * mode-switching.c (reg_becomes_live): Likewise.
9065 * optabs.c (no_conflict_move_test): Likewise.
9066 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
9068 * postreload.c (reload_combine_note_store, move2add_note_store):
9070 * regmove.c (flags_set_1): Likewise.
9071 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
9073 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
9075 * resource.c (update_live_status): Likewise.
9076 * rtl.h (set_of, note_stores): Likewise.
9077 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
9078 note_stores, parms_set): Likewise.
9079 * sched-rgn.c (sets_likely_spilled_1): Likewise.
9080 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
9082 * var-tracking.c (count_stores, add_stores): Likewise.
9084 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9086 * alias.c (mems_in_disjoint_alias_sets_p,
9087 fixed_scalar_and_varying_struct_p, aliases_everything_p,
9088 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
9089 write_dependence_p, mems_in_disjoint_alias_sets_p,
9090 read_dependence, true_dependence, canon_true_dependence,
9091 anti_dependence, output_dependence): Constify.
9092 * combine.c (extended_count): Likewise.
9093 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
9094 * cselib.c (get_value_hash, references_value_p,
9095 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
9096 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
9097 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
9098 * function.c (contains, prologue_epilogue_contains,
9099 sibcall_epilogue_contains): Likewise.
9100 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
9101 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
9102 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
9103 reg_or_subregno): Likewise.
9104 * recog.c (asm_noperands): Likewise.
9105 * reload1.c (function_invariant_p): Likewise.
9106 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
9107 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
9108 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
9109 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
9110 true_regnum, reg_or_subregno, condjump_in_parallel_p,
9111 extended_count, prologue_epilogue_contains,
9112 sibcall_epilogue_contains, function_invariant_p, true_dependence,
9113 canon_true_dependence, read_dependence, anti_dependence,
9114 output_dependence): Likewise.
9115 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
9117 2007-07-30 Julian Brown <julian@codesourcery.com>
9119 * config/arm/neon.md (V_ext): New mode attribute.
9120 (neon_vget_lane<mode>): Replace with define_expand.
9121 (neon_vget_lane<mode>_sext_internal)
9122 (neon_vget_lane<mode>_zext_internal): New define_insns for double
9123 and quad precision vectors.
9124 (neon_vget_lanedi): Add bounds check. Remove dead comment.
9125 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
9126 have typeless 32-bit result.
9128 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9131 * tree-affine.h (aff_tree): The type of rest is sizetype for types
9133 * tree-affine.c (aff_combination_scale): If type is a pointer type,
9134 use sizetype for rest.
9135 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
9136 (aff_combination_convert): Don't convert rest for pointer types.
9138 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
9140 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
9142 * tree-ssa-alias.c: Add alloc-pool.h.
9143 (init_alias_info): Free alias_bitmap_obstack.
9144 (delete_alias_info): Call delete_mem_ref_stats.
9145 (get_mem_sym_stats_for): Use alloc_pool.
9146 (init_mem_ref_stats): Do not delete mem_ref_stats here.
9147 (delete_mem_sym_stats): Removed.
9149 2007-07-29 Sebastian Pop <sebpop@gmail.com>
9151 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
9152 functions cannot be represented as classical distance vectors.
9154 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9156 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
9157 * builtins.c (validate_arg, builtin_mathfn_code,
9158 validate_arglist): Likewise.
9159 * calls.c (call_expr_flags): Likewise.
9160 * combine.c (reg_nonzero_bits_for_combine,
9161 reg_num_sign_bit_copies_for_combine, get_last_value,
9162 reg_truncated_to_mode): Likewise.
9163 * emit-rtl.c (subreg_lowpart_p): Likewise.
9164 * expr.c (highest_pow2_factor_for_target,
9165 categorize_ctor_elements_1, categorize_ctor_elements,
9166 count_type_elements, contains_packed_reference,
9167 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
9168 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
9169 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
9170 native_encode_int, native_encode_real, native_encode_complex,
9171 native_encode_vector, native_encode_expr, native_interpret_int,
9172 native_interpret_real, native_interpret_complex,
9173 native_interpret_vector, native_interpret_expr): Likewise.
9174 * function.c (use_register_for_decl): Likewise.
9175 * gimplify.c (get_name): Likewise.
9176 * langhooks-def.h (lhd_return_null_const_tree): New.
9177 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
9178 * langhooks.c (lhd_return_null_const_tree): New.
9179 * langhooks.h (lang_get_callee_fndecl): Constify.
9180 * output.h (constructor_static_from_elts_p): Likewise.
9181 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
9182 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
9183 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
9184 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
9185 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
9186 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
9187 * rtlhooks-def.h (reg_nonzero_bits_general,
9188 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
9190 * rtlhooks.c (reg_num_sign_bit_copies_general,
9191 reg_nonzero_bits_general, reg_truncated_to_mode_general):
9193 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
9194 * stor-layout.c (mode_for_size_tree): Likewise.
9195 * tree-ssa-loop-im.c (memref_eq): Likewise.
9196 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
9197 * tree.c (contains_placeholder_p, type_list_equal,
9198 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
9200 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
9201 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
9202 contains_placeholder_p, contains_packed_reference,
9203 get_callee_fndecl, operand_equal_for_phi_arg_p,
9204 warn_if_unused_value, is_body_block, native_encode_expr,
9205 native_interpret_expr, fold_convertible_p, operand_equal_p,
9206 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
9207 validate_arglist, simple_cst_equal, type_list_equal,
9208 use_register_for_decl, call_expr_flags, get_name,
9209 highest_pow2_factor): Likewise.
9210 (const_call_expr_arg_iterator_d,
9211 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
9212 first_const_call_expr_arg, more_const_call_expr_args_p,
9213 FOR_EACH_CONST_CALL_EXPR_ARG): New.
9214 * varasm.c (constructor_static_from_elts_p): Constify.
9216 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
9218 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
9219 config/arm/neon-schedgen.ml, config/arm/neon.ml,
9220 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
9221 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
9222 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
9223 tree-vect-transform.c, tree.def: Fix comment typos. Follow
9224 spelling conventions.
9225 * doc/invoke.texi: Follow spelling conventions.
9227 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
9228 Revital Eres <eres@il.ibm.com>
9230 * modulo-sched.c (sms_schedule): Avoid loops which includes
9231 auto-increment instructions.
9233 2007-07-28 Richard Guenther <rguenther@suse.de>
9236 * fold-const.c (fold_cond_expr_with_comparison): Convert
9237 operand zero of MIN/MAX_EXPR to correct type.
9239 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9241 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
9242 flags_from_decl_or_type): Constify.
9243 * gcc.c (do_spec_1): Likewise.
9244 * print-tree.c (dump_addr, print_node_brief): Likewise.
9245 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
9246 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
9247 tree_purge_all_dead_eh_edges): Likewise.
9248 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
9249 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
9251 * tree.c (expr_location, expr_has_location, expr_locus,
9252 expr_filename, expr_lineno, get_inner_array_type,
9253 fields_compatible_p): Likewise.
9254 * tree.h (get_inner_array_type, fields_compatible_p,
9255 expr_location, expr_has_location, expr_locus, expr_filename,
9256 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
9257 setjmp_call_p, alloca_call_p): Likewise.
9259 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
9261 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
9262 TV_FLOW_INSENSITIVE.
9264 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
9266 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
9267 (compute_flow_insensitive_aliasing): Ditto for
9268 TV_FLOW_INSENSITIVE.
9270 2007-07-27 Jan Hubicka <jh@suse.cz>
9272 * config/i386/i386.c (register_move_cost): Remove accidentally
9273 comitted #if 0 block.
9275 * attribs.c: Include hashtab.h
9276 (attribute_hash): New.
9277 (substring): New structure.
9278 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
9280 (init_attributes): Initialize attribute hash.
9281 (decl_attributes): Use attribute hash.
9282 * Makefile.in (attribs.c): Depend on hashtab.h.
9284 2007-07-27 Steve Ellcey <sje@cup.hp.com>
9286 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
9288 2007-07-27 Richard Sandiford <richard@codesourcery.com>
9290 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
9291 __mips_dspr2 and __mips_dsp_rev macros.
9292 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
9294 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
9296 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
9298 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9302 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
9303 and the updating of the live and do_not_gen sets.
9304 (df_note_bb_compute): Added updating of live and do_not_gen sets
9305 for regular defs so that the case of clobber inside conditional
9306 call is processed correctly.
9308 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9310 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
9311 operands with compatible type.
9313 2007-07-27 Richard Sandiford <richard@codesourcery.com>
9315 * expr.h (store_bit_field): Don't return a value.
9316 * expmed.c (check_predicate_volatile_ok): New function.
9317 (store_bit_field_1): New function, extracted from store_bit_field.
9318 Take a fallback_p argument and return true if the operation succeeded.
9319 Only use store_fixed_bit_field if fallback_p. Don't recompute
9320 mode_for_extraction; use op_mode instead. Try forcing memories
9321 into registers if the insv expander fails.
9322 (store_bit_field): Use store_bit_field_1 with fallback_p true.
9323 Don't return a value.
9324 (convert_extracted_bit_field): New function, extracted from
9326 (extract_bit_field_1): Likewise. Take a fallback_p argument
9327 and return NULL if the operation succeeded. Only use
9328 extract_fixed_bit_field if fallback_p. Only calculate one
9329 extraction mode. Combine code for extv and extzv. Try forcing
9330 memories into registers if the ext(z)v expander fails.
9331 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
9333 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
9335 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
9337 (df_ref): Likewise. Put regno with other integer fields.
9339 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
9341 * df.h (df_mw_hardreg): Remove "loc" field.
9342 * df-scan.c (df_ref_record): Don't set it. Remove redundant
9344 * df-problems.c (df_whole_mw_reg_unused_p): New function,
9345 split out from df_set_unused_notes_for_mw. Return false for
9346 partial references. Assert that mw_reg is a REG when returning true.
9347 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
9348 (df_whole_mw_reg_dead_p): New function, split out from
9349 df_set_dead_notes_for_mw. Return false for partial references.
9350 Assert that mw_reg is a REG when returning true.
9351 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
9352 Remove redundant bitmap check.
9354 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
9356 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
9357 ($(T)crtend.o): Likwise.
9358 ($(T)crtbeginS.o): Likwise.
9359 ($(T)crtendS.o): Likwise.
9360 ($(T)crtfastmath.o): Likwise.
9362 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
9364 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
9365 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
9366 * basic-block.h (struct control_flow_graph): Added x_dom_computed
9367 and x_n_bbs_in_dom_tree fields.
9369 2007-07-26 Steve Ellcey <sje@cup.hp.com>
9371 PR tree-optimization/32087
9372 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
9373 Do not call scale_bbs_frequencies_int with prob of zero.
9375 2007-07-26 Julian Brown <julian@codesourcery.com>
9377 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
9378 (neon_element_bits): Add prototypes.
9379 * config/arm/arm.c (bounds_check, neon_lane_bounds)
9380 (neon_const_bounds, neon_element_bits): New functions.
9381 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
9382 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
9383 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
9384 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
9385 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
9386 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
9387 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
9388 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
9389 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
9390 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
9391 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
9392 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
9393 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
9395 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
9397 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
9398 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
9400 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
9401 Julian Brown <julian@codesourcery.com>
9403 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
9404 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
9405 * config/arm/cortex-a8.md: New.
9406 * config/arm/cortex-a8-neon.md: New.
9407 * config/arm/neon-schedgen.ml: New.
9408 * config/arm/neon.md (vqh_mnem): New.
9410 (Is_float_mode): New.
9411 (Scalar_mul_8_16): New.
9413 (V_mode_nunits): New.
9414 (All instruction patterns): Annotate with neon_type attribute
9416 * config/arm/arm.md: Include cortex-a8.md.
9417 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
9419 Annotate instruction patterns accordingly.
9420 (generic_sched): Do not use generic scheduling for Cortex-A8.
9421 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
9423 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
9425 * fold-const.c (fold_read_from_constant_string): Use
9427 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9429 2007-07-26 Nick Clifton <nickc@redhat.com>
9431 * tree-ssa-operands.h: Change copyright header to refer to version
9432 3 of the GNU General Public License and to point readers at the
9433 COPYING3 file and the FSF's license web page.
9434 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
9435 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
9436 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
9437 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
9438 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
9439 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
9440 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
9441 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
9442 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
9443 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
9444 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
9445 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
9446 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
9447 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
9448 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
9449 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
9450 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
9451 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
9452 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
9453 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
9454 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
9455 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
9456 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
9457 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
9458 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
9459 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
9460 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
9461 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
9462 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
9463 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
9464 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
9465 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
9466 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
9467 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
9468 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
9469 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
9470 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
9471 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
9472 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
9473 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
9474 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
9475 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
9476 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
9477 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
9478 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
9479 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
9480 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
9481 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
9482 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
9483 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
9484 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
9485 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
9486 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
9487 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
9488 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
9489 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
9490 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
9491 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
9492 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
9493 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
9494 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
9495 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
9496 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
9497 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
9498 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
9499 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
9500 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
9501 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
9502 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
9503 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
9504 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
9505 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
9506 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
9507 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
9508 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
9509 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
9510 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
9511 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
9512 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
9513 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
9514 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
9515 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
9516 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
9517 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
9518 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
9519 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
9520 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
9521 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
9522 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
9523 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
9524 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
9525 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
9526 vecprim.h, basic-block.h, tree-ssa-structalias.c,
9527 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
9528 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
9529 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
9530 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
9531 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
9532 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
9533 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
9534 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
9535 convert.c, convert.h, langhooks-def.h, reload1.c,
9536 tree-ssa-operands.c: Likewise.
9538 2007-07-26 Jan Hubicka <jh@suse.cz>
9540 * tree-ssa-live.c: Include debug.h and flags.h.
9541 (mark_scope_block_unused): New function.
9542 (remove_unused_scope_block_p): New function.
9543 (remove_unused_locals): Remove unused blocks too.
9545 2007-07-25 Ian Lance Taylor <iant@google.com>
9547 * combine.c (combine_max_regno): Remove. Remove all uses.
9548 (struct reg_stat_struct): Rename from struct reg_stat.
9549 (reg_stat_type): Define, and declare VECs.
9550 (reg_stat): Change from pointer to VEC. Change all uses.
9551 (combine_split_insns): New static function.
9552 (try_combine, find_split_point): Call it instead of split_insns.
9554 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9556 * cfghooks.c (split_block): Fix the information about loop latch.
9558 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9560 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
9562 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9564 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9565 Scan the new edge for loop exit info.
9567 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
9569 * config/darwin.c: Include debug.h.
9571 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9574 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
9576 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9578 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
9579 (HARD_REGNO_MODE_OK): Ditto.
9580 (MODES_TIEABLE_P): Ditto.
9581 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9582 (CLASS_MAX_NREGS): Ditto.
9583 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
9584 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
9585 (divdf3_internal_thr): Removed.
9586 * config/ia64/div.md: New file.
9587 * config/ia64/constraints.md: Add H constraint.
9589 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9591 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
9592 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
9593 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
9594 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
9595 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
9596 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
9597 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
9598 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
9599 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
9600 dump_sbitmap_file, debug_sbitmap, popcount_table,
9601 sbitmap_popcount): Constify.
9602 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
9603 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
9604 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
9605 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
9606 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
9607 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
9608 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
9609 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
9610 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
9611 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
9612 sbitmap_popcount, sbitmap_verify_popcount): Constify.
9614 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9616 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
9617 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
9618 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
9619 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
9620 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
9621 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
9622 bitmap_intersect_p, bitmap_intersect_compl_p,
9623 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9624 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
9626 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
9627 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
9628 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
9629 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
9630 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9631 debug_bitmap, debug_bitmap_file, bitmap_print,
9632 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
9633 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
9635 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
9637 * config/darwin.c (darwin_override_options): Additional fix for
9638 debug info formats that don't support var tracking.
9640 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9642 * cselib.c (entry_and_rtx_equal_p): Constify.
9643 * gengtype.c (output_mangled_typename, write_types, write_local):
9645 * gengtype.h (const_type_p): New.
9646 * see.c (eq_descriptor_extension, hash_descriptor_extension):
9648 * tlink.c (scan_linker_output): De-constify.
9649 * tree-ssa-loop-im.c (memref_eq): Constify.
9650 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
9651 (shared_bitmap_hash, shared_bitmap_eq): Constify.
9653 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9655 * c-common.c (fname_as_string, c_type_hash): Constify.
9656 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9657 * cgraph.c (edge_hash, edge_eq): Likewise.
9658 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
9659 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
9660 reg_attrs_htab_eq): Likewise.
9661 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
9663 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
9664 const_decl_t, const_state_t, const_automata_list_el_t): New.
9665 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
9666 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
9667 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
9668 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
9669 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
9670 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
9671 compare_max_occ_cycle_nums, out_state_arcs_num,
9672 compare_transition_els_num, units_cmp, state_reservs_cmp):
9674 * genmodes.c (cmp_modes): Likewise.
9675 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
9676 * gimplify.c (compare_case_labels): Likewise.
9677 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
9678 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
9679 * matrix-reorg.c (mtt_info_hash): Likewise.
9680 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
9681 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
9682 (htab_hash_bucket, htab_hash_elem): Constify.
9683 * tree-browser.c (TB_parent_eq): Likewise.
9684 * tree-scalar-evolution.c (hash_scev_info): Likewise.
9685 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
9686 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
9687 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
9689 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
9690 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
9691 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
9692 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
9693 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
9695 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
9696 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
9697 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
9698 * tree-ssa-threadupdate.c (redirection_data_hash,
9699 redirection_data_eq): Likewise.
9700 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
9701 * tree-ssa.c (var_ann_eq): Likewise.
9702 * tree-vrp.c (compare_case_labels): Likewise.
9703 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
9704 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
9705 tree_not_check_failed, tree_class_check_failed,
9706 tree_range_check_failed, tree_not_class_check_failed,
9707 omp_clause_check_failed, omp_clause_range_check_failed,
9708 tree_contains_struct_check_failed, tree_operand_check_failed):
9710 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
9711 tree_not_check_failed, tree_class_check_failed,
9712 tree_range_check_failed, tree_not_class_check_failed,
9713 tree_operand_check_failed, omp_clause_operand_check_failed,
9714 tree_operand_length): Likewise.
9715 * var-tracking.c (const_variable): New.
9716 (variable_htab_hash, variable_htab_eq): Constify.
9717 * varasm.c (const_desc_hash): Likewise.
9719 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9721 * expr.c (handled_component_p): Constify.
9722 * fold-const.c (fit_double_type): Likewise.
9723 * real.h (real_value_from_int_cst): Likewise.
9724 * tree-flow-inline.h (gimple_in_ssa_p,
9725 gimple_aliases_computed_p, gimple_addressable_vars,
9726 gimple_call_clobbered_vars, gimple_referenced_vars,
9727 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
9728 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
9729 may_aliases, end_readonly_imm_use_p, has_zero_uses,
9730 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
9731 is_label_stmt, is_global_var, phi_ssa_name_p,
9732 factoring_name_p, is_call_clobbered, tree_common_ann,
9733 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
9734 unmodifiable_var_p, array_ref_contains_indirect_ref,
9735 ref_contains_array_ref, lookup_subvars_for_var,
9736 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
9737 gimple_mem_ref_stats): Likewise.
9738 * tree-flow.h (tree_common_ann, var_ann, function_ann,
9739 may_aliases, is_exec_stmt, is_label_stmt,
9740 ref_contains_array_ref, array_ref_contains_indirect_ref,
9741 var_can_have_subvars, overlap_subvar, is_call_clobbered,
9742 unmodifiable_var_p): Likewise.
9743 * tree-gimple.c (is_gimple_min_invariant): Likewise.
9744 * tree-gimple.h (is_gimple_min_invariant): Likewise.
9745 * tree.c (type_hash_list, attribute_hash_list, tree_size,
9746 cst_and_fits_in_hwi, real_value_from_int_cst,
9747 build_real_from_int_cst, integer_zerop, integer_onep,
9748 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
9749 tree_floor_log2, real_zerop, real_onep, real_twop,
9750 real_minus_onep, really_constant_p, purpose_member, chain_member,
9751 list_length, fields_length, int_size_in_bytes, bit_position,
9752 int_bit_position, byte_position, int_byte_position, expr_align,
9753 array_type_nelts, tree_node_structure,
9754 type_contains_placeholder_1, iterative_hash_pointer,
9755 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
9756 tree_map_base_eq, type_hash_list, type_hash_eq,
9757 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
9758 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
9759 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9760 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
9761 int_fits_type_p, get_containing_scope, decl_function_context,
9762 decl_type_context, omp_clause_operand_check_failed,
9763 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
9764 * tree.h (omp_clause_operand_check_failed, tree_size,
9765 build_real_from_int_cst, array_type_nelts, purpose_member,
9766 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
9767 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9768 is_attribute_p, check_qualified_type, expr_align,
9769 int_size_in_bytes, bit_position, int_bit_position, byte_position,
9770 int_byte_position, list_length, fields_length, initializer_zerop,
9771 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
9772 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
9773 tree_node_structure, handled_component_p, get_containing_scope,
9774 decl_function_context, decl_type_context, real_zerop,
9775 type_num_arguments, fit_double_type, really_constant_p,
9776 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
9777 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
9778 real_twop, real_minus_onep, int_cst_value): Likewise.
9780 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9782 * cfglayout.c (insn_scope, insn_line): Constify.
9783 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
9784 const_double_htab_hash, const_double_htab_eq,
9785 mem_attrs_htab_hash): Likewise.
9786 * loop-iv.c (biv_eq): Likewise.
9787 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
9788 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
9789 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
9791 * rtl-error.c (location_for_asm, diagnostic_for_asm,
9792 error_for_asm, warning_for_asm, _fatal_insn,
9793 _fatal_insn_not_found): Likewise.
9794 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
9795 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
9796 rtl_check_failed_type2, rtl_check_failed_code1,
9797 rtl_check_failed_code2, rtl_check_failed_code_mode,
9798 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
9799 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
9800 rtl_check_failed_type2, rtl_check_failed_code1,
9801 rtl_check_failed_code2, rtl_check_failed_code_mode,
9802 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
9803 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
9804 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
9805 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
9806 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
9807 rtx_unstable_p, get_integer_term, get_related_value,
9808 offset_within_block_p, reg_mentioned_p, count_occurrences,
9809 reg_referenced_p, reg_used_between_p, no_labels_between_p,
9810 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
9811 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
9812 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
9813 find_constant_src, find_reg_fusage, find_regno_fusage,
9814 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
9815 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
9816 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
9817 computed_jump_p, auto_inc_p, in_expr_list_p,
9818 remove_node_from_expr_list, loc_mentioned_in_p,
9819 label_is_jump_target_p, reversed_comparison_code_parts,
9820 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
9821 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
9822 print_inline_rtx): Likewise.
9823 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
9824 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
9825 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
9826 get_integer_term, get_related_value, offset_within_block_p,
9827 count_occurrences, reg_mentioned_p, no_labels_between_p,
9828 reg_used_between_p, reg_referenced_p, single_set_2,
9829 multiple_sets, set_noop_p, refers_to_regno_p,
9830 reg_overlap_mentioned_p, dead_or_set_p,
9831 covers_regno_no_parallel_p, covers_regno_p,
9832 dead_or_set_regno_p, find_reg_note, find_regno_note,
9833 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
9834 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
9835 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
9836 side_effects_p, may_trap_p_1, may_trap_p,
9837 may_trap_after_code_motion_p, may_trap_or_fault_p,
9838 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
9839 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
9840 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
9841 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
9842 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
9844 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
9845 warning_for_asm): Likewise.
9846 * tree.h (print_rtl): Likewise.
9847 * varasm.c (get_pool_mode): Likewise.
9849 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9851 * c-lex.c (c_lex_with_flags, lex_string): Constify.
9852 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
9853 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9854 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
9855 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
9856 * ddg.c (compare_sccs): Likewise.
9857 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
9858 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
9859 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
9860 decimal_do_fix_trunc, decimal_real_to_integer,
9861 decimal_real_to_integer2, decimal_real_maxval): Likewise.
9862 * dse.c (const_group_info_t): New.
9863 (invariant_group_base_eq, invariant_group_base_hash): Constify.
9864 * dwarf2out.c (const_dw_die_ref): New.
9865 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
9866 * tree-browser.c (TB_parent_eq): Likewise.
9867 * unwind-dw2-fde.c (__register_frame_info_bases,
9868 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
9869 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
9871 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
9872 * unwind-dw2.c (uw_frame_state_for): Likewise.
9873 * value-prof.c (histogram_hash, histogram_eq): Likewise.
9874 * value-prof.h (const_histogram_value): New.
9876 2007-07-25 Richard Sandiford <richard@codesourcery.com>
9878 * config/mips/mips.c (machine_function): Add
9879 initialized_mips16_gp_pseudo_p.
9880 (mips16_gp_pseudo_reg): Do not emit the initialization of
9881 mips16_gp_pseudo_rtx when being called from the gimple cost-
9882 calculation routines; emit it on the first use outside those
9885 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9887 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
9890 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
9891 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
9892 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
9893 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
9894 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
9895 Preserve const-ness of parameters through use of __typeof(),
9896 also constify and tidy.
9898 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
9899 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
9900 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
9901 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
9902 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
9903 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
9904 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
9905 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
9906 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
9908 2007-07-25 Julian Brown <julian@codesourcery.com>
9909 Mark Shinwell <shinwell@codesourcery.com>
9911 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
9912 (alpha_mangle_type): This.
9913 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9914 (TARGET_MANGLE_TYPE): Define this instead.
9915 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
9916 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
9917 (arm_init_neon_builtins): Fix comment.
9918 (arm_mangle_map_entry): New.
9919 (arm_mangle_map): New.
9920 (arm_mangle_type): New.
9921 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
9922 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9923 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9924 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9925 (TARGET_MANGLE_TYPE): Define this instead.
9926 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
9927 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9928 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9929 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9930 (TARGET_MANGLE_TYPE): Define this instead.
9931 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
9933 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
9934 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9935 (TARGET_MANGLE_TYPE): Define this instead.
9936 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
9937 (s390_mangle_type): This.
9938 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9939 (TARGET_MANGLE_TYPE): Define this instead.
9940 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
9941 (sparc_mangle_type): This.
9942 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9943 (TARGET_MANGLE_TYPE): Define this instead.
9944 * cp/mangle.c (write_type): Call mangle_type target hook on all
9945 types before mangling. Use original type, not main variant, as
9947 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
9948 (TARGET_MANGLE_TYPE): This.
9949 * target.h (gcc_target): Rename mangle_fundamental_type to
9951 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
9952 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
9954 2007-07-25 Julian Brown <julian@codesourcery.com>
9955 Paul Brook <paul@codesourcery.com>
9956 Joseph Myers <joseph@codesourcery.com>
9957 Mark Shinwell <shinwell@codesourcery.com>
9959 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
9960 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
9961 (with_fpu): Allow --with-fpu=neon.
9962 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9963 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9964 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
9965 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
9966 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
9967 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
9968 (neon_emit_pair_result_insn, neon_disambiguate_copy)
9969 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
9970 (output_move_neon): Add prototypes.
9971 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
9972 (all_fpus): Add FPUTYPE_NEON.
9973 (fp_model_for_fpu): Add NEON field.
9974 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
9975 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
9977 (arm_legitimate_address_p): Don't support fancy addressing for NEON
9979 (thumb2_legitimate_address_p): Likewise.
9980 (neon_valid_immediate): Recognize and prepare constants suitable for
9982 (neon_immediate_valid_for_move): New function. Recognize and prepare
9983 immediates for NEON move instructions.
9984 (neon_immediate_valid_for_logic): New function. Recognize and
9985 prepare immediates for NEON logic instructions.
9986 (neon_output_logic_immediate): New function. Create asm string
9987 suitable for outputting immediate logic instructions.
9988 (neon_pairwise_reduce): New function. Implement reduction using
9989 pairwise operations.
9990 (neon_expand_vector_init): New function. Expand a (possibly
9991 non-constant) vector initialization.
9992 (neon_vector_mem_operand): New function. Memory operands supported
9993 for quad-word loads/stores to/from ARM or NEON registers. Don't
9994 allow base+offset addressing for core regs.
9995 (neon_struct_mem_operand): New function. Valid mems for NEON
9997 (coproc_secondary_reload_class): Enable NEON registers to be loaded
9998 from neon_vector_mem_operand addresses without a secondary register.
9999 (add_minipool_forward_ref): Handle >8-byte minipool entries.
10000 (add_minipool_backward_ref): Likewise.
10001 (dump_minipool): Likewise.
10002 (push_minipool_fix): Likewise.
10003 (output_move_quad): New function. Output quad-word moves, loads and
10004 stores using ARM registers.
10005 (output_move_vfp): Add support for vectors in VFP (NEON) D
10007 (output_move_neon): Output a NEON load/store to/from a quadword
10009 (arm_print_operand): Implement new codes:
10010 - 'c' for unadorned integers (without a # sign).
10011 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
10013 - 'e', 'f' for the low and high D parts of a NEON Q register.
10014 - 'q' outputs a NEON Q register.
10015 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
10016 - 'T' prints NEON opcode features from a coded bitmask.
10017 - 'F' is similar to T, but signed/unsigned codes both print as
10019 - 't' is similar to T, but 'u' is printed instead of 'p'.
10020 - 'O' prints 'r' if NEON instruction should perform rounding (as
10021 specified by bitmask), else prints nothing.
10022 - '#' is a punctuation character to stop operand numbers from
10023 running together with following digits in the assembler
10024 strings for instructions (when using mode attributes).
10025 (arm_assemble_integer): Handle extra NEON vector modes. Permute
10026 constant vectors in big-endian mode, where necessary.
10027 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
10028 Handle EI, OI, CI, XI modes.
10029 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
10030 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
10031 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
10032 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
10033 (neon_builtin_type_bits): Add enumeration, one bit for each vector
10035 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
10036 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
10037 to turn v8qi, etc. into bits defined above.
10038 (neon_itype): New enumeration. Classifications of NEON builtins.
10039 (neon_builtin_datum): Define struct. Contains information about
10040 a single builtin (with multiple modes).
10041 (CF): Define helper macro for...
10042 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
10044 (neon_builtin_data): New array. Define information about builtins
10045 for use during initialization/expansion.
10046 (arm_init_neon_builtins): New function.
10047 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
10049 (neon_builtin_compare): New function.
10050 (locate_neon_builtin_icode): New function. Find an insn code for a
10051 builtin given a function code for that builtin. Also return type of
10052 builtin (NEON_BINOP, NEON_UNOP etc.).
10053 (builtin_arg): New enumeration. Types of arguments for builtins.
10054 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
10055 Takes a variable argument list of builtin_arg types, terminated by
10057 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
10058 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
10059 (neon_emit_pair_result_insn): New function. Support returning pairs
10060 of vectors via a pointer.
10061 (neon_disambiguate_copy): New function. Set up operands for a
10062 multi-word copy such that registers do not get clobbered.
10063 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
10064 ARM_BUILTIN_NEON_BASE.
10065 (arm_file_start): Set float-abi attribute for NEON.
10066 (arm_vector_mode_supported_p): Enable NEON vector modes.
10067 (arm_mangle_map_entry): New.
10068 (arm_mangle_map): New.
10069 (arm_mangle_vector_type): New.
10070 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
10072 (TARGET_NEON): New macro. Target supports NEON.
10073 (fputype): Add FPUTYPE_NEON.
10074 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
10075 for vectorization based on command-line arg.
10076 (NEON_REGNO_OK_FOR_NREGS): Define.
10077 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
10078 (VALID_NEON_STRUCT_MODE): Define.
10079 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
10080 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
10081 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
10082 (consttable_16): Add pattern for outputting 16-byte minipool
10084 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
10086 (vec-common.md, neon.md): Include md files.
10087 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
10088 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
10089 (memory_constraint "Ut", "Un", "Us"): Define.
10090 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
10091 (MMX_char): New mode attribute.
10092 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
10093 (*add<mode>3_iwmmxt): New insn pattern.
10094 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
10095 (*sub<mode>3_iwmmxt): New insn pattern.
10096 (mulv4hi3): Rename to...
10097 (*mulv4hi3_iwmmxt): This.
10098 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
10099 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
10100 (uminv4hi3, uminv2si3): Remove. Replace with...
10101 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
10102 (*umin<mode>3_iwmmxt): These.
10103 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
10104 (ashr<mode>3_iwmmxt): This new pattern.
10105 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
10106 (lshr<mode>3_iwmmxt): This new pattern.
10107 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
10108 (ashl<mode>3_iwmmxt): This new pattern.
10109 * config/arm/neon-docgen.ml: New file. Generate documentation for
10111 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
10112 * config/arm/arm_neon.h: New (autogenerated).
10113 * config/arm/neon-testgen.ml: New file. Generate NEON tests
10115 * config/arm/neon.md: New file. Define NEON instructions.
10116 * config/arm/neon.ml: New file. Abstract description of NEON
10117 instructions, used to generate arm_neon.h header, documentation and
10119 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
10120 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
10122 * doc/extend.texi (ARM Built-in Functions): Rename and remove
10124 (ARM NEON Intrinsics): New subsection.
10125 * doc/arm-neon-intrinsics.texi: New (autogenerated).
10127 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
10129 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
10132 2007-07-24 Jan Hubicka <jh@suse.cz>
10134 * regclass.c (move_table): New type.
10135 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
10136 (init_move_cost): Break out from ...
10137 (init_reg_sets_1): ... here; simplify computation of
10138 have_regs-of_mode and contains_reg_of_mode.
10139 (record_reg_classes): Unswitch internal loops.
10140 (copy_cost): Trigger lazy initialization of move cost
10141 (record_address_regs): Likewise.
10143 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
10145 * config/darwin.c (darwin_override_options): Don't force on
10146 flag_var_tracking_uninit when no debug info is requested.
10148 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10150 * cfgloop.c (init_loops_structure): New function.
10151 (flow_loops_find): Create root of the loop tree unconditionally.
10153 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
10155 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
10157 2007-07-24 Jan Hubicka <jh@suse.cz>
10159 * caller-save.c: Include ggc.h, gt-caller-save.h
10160 (reg_save_code, reg_restore_code): Rename to ...
10161 (cached_reg_save_code, cached_reg_restore_code): ... those.
10162 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
10163 (reg_save_code, reg_restore_code): New functions.
10164 (init_caller_save): Do not intialize
10165 reg_save_code/reg_restore_code tables.
10166 * Makefile.in: (gt-caller-save.h): New.
10168 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10170 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
10171 with the mode of the original operand instead of
10174 2007-07-23 Jan Hubicka <jH@suse.cz>
10176 * i386.c (ix86_secondary_memory_needed): Break out to...
10177 (inline_secondary_memory_needed): ... here.
10178 (ix86_memory_move_cost): Break out to ...
10179 (inline_memory_move_cost): ... here; add support for IN value of 2 for
10180 maximum of input and output; fix handling of Q_REGS on 64bit.
10181 (ix86_secondary_memory_needed): Microoptimize.
10183 2007-07-23 Sebastian Pop <sebpop@gmail.com>
10185 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
10186 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
10187 stmts_from_loop, known_dependences_p, build_rdg): New.
10188 * tree-data-ref.h: Depends on graphds.h.
10189 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
10190 (build_rdg): Declared.
10191 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
10193 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
10195 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
10198 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
10199 Jakub Jelinek <jakub@redhat.com>
10201 PR middle-end/PR28690
10202 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
10204 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
10205 and MEM_POINTER operands over REG and MEM operands.
10206 (swap_commutative_operands_p): Change return value to bool.
10207 * rtl.h: Update the corresponding prototype.
10208 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
10209 instead of gen_rtx_PLUS.
10210 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
10211 value to bool. Change function arguments to rtx's and update code
10213 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
10214 calls to match the new declaration.
10215 * simplify-rtx.c (simplify_associative_operation): Don't
10216 reorder simplify_binary_operation arguments.
10218 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10220 * config/mips/mips.c (override_options): Use mips_costs to derive
10221 the default branch cost.
10222 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
10224 * config/mips/mips.opt (mbranch-cost=): New option.
10225 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
10227 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10229 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
10230 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
10231 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
10232 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
10234 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10236 * config/mips/constraints.md (ks): New constraint.
10237 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
10238 (*add<mode>3_mips16): ...here.
10240 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
10242 * optabs.h (enum optab_index): Add new OTI_signbit.
10243 (signbit_optab): Define corresponding macro.
10244 (enum insn_code signbit_optab[]): Remove array.
10245 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
10246 (expand_copysign_absneg): If back end provides signbit insn, use it
10247 instead of bit operations on floating point argument.
10248 * builtins.c (enum insn_code signbit_optab[]): Remove array.
10249 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
10250 for availability of signbit insn.
10252 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
10253 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
10254 SSE mode is not active.
10255 (isinf<mode>2): Disable for mfpmath=sse,387.
10257 2007-07-22 Ben Elliston <bje@au.ibm.com>
10259 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
10261 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
10263 2007-07-20 Richard Guenther <rguenther@suse.de>
10265 * tree-cfg.c (verify_expr): COND_EXPRs can have any
10266 integral typed condition.
10267 * tree-ssa.c (useless_type_conversion_p): Do not preserve
10268 booleanness. Only preserve conversions from a non-base
10269 type to a base type, not in general between types with
10270 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
10271 * tree.def (COND_EXPR): Document that the condition
10272 can be of any integral type.
10274 2007-07-20 Nigel Stephens <nigel@mips.com>
10275 Richard Sandiford <richard@codesourcery.com>
10277 * config/mips/mips.h (mips_dwarf_regno): Declare.
10278 (DBX_REGISTER_NUMBER): Remove redundant brackets.
10279 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
10280 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
10281 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
10282 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
10283 (REG_CLASS_NAMES): Update accordingly.
10284 * config/mips/mips.c (mips_dwarf_regno): New array.
10285 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
10286 (mips_subword): Remove special handling for accumulator registers.
10287 (override_options): Initiailize mips_dwarf_regno. Remove use
10289 (mips_swap_registers): New function.
10290 (mips_conditional_register_usage): Swap accumulator registers
10291 around if TARGET_LITTLE_ENDIAN.
10292 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
10293 * config/mips/constraints.md (h, l): Use the endianness to choose
10294 between MD0_REG and MD1_REG.
10295 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
10296 alternative-dependent template.
10298 2007-07-20 Richard Sandiford <richard@codesourcery.com>
10300 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
10303 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10305 * function.c (thread_prologue_and_epilogue_insns): Fix exit
10306 predecessor fallthru flags.
10308 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10310 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
10311 of compare to the same type.
10312 * cfgloopmanip.c (add_loop): Update information about loop exits.
10313 (loop_version): Remove the innermost loop requirement.
10314 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
10315 to sizetype for pointers.
10317 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
10319 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
10320 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
10321 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
10323 * config/dfp-bit.c: Empty for TFmode conversions.
10325 2007-07-18 Caroline Tice <ctice@apple.com>
10327 * var-tracking.c (find_src_status): Check for COND_EXEC insns
10328 and handle them correctly; check that src is not NULL before
10330 (find_src_set_src): Likewise.
10332 2007-07-18 Bob Wilson <bob.wilson@acm.org>
10334 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
10335 (struct alignment_context, init_alignment_context): New.
10336 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
10337 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
10338 (XCHAL_HAVE_S32C1I): Likewise.
10339 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
10340 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
10341 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
10342 (ATOMIC, HQI): New macros.
10343 (memory_barrier, *memory_barrier): New.
10344 (sync_lock_releasesi): New.
10345 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
10346 (sync_lock_test_and_set<mode>): New.
10347 (sync_<atomic><mode>): New.
10348 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
10349 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
10350 (xtensa_expand_atomic): New.
10352 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10356 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
10357 transformation for builtin ISNORMAL.
10358 (expand_builtin): Handle BUILT_IN_ISNORMAL.
10359 * builtins.def (BUILT_IN_ISNORMAL): New.
10360 * doc/extend.texi: Document isnormal.
10362 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10366 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
10367 optabs infrastructure. Provide generic implementation for
10369 (expand_builtin): Handle FINITE/ISFINITE.
10370 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
10371 (fold_builtin_1): Likewise.
10373 * builtins.def (BUILT_IN_ISFINITE): New.
10375 * doc/extend.texi: Document isfinite.
10377 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10380 PR middle-end/20558
10382 * builtins.c (expand_builtin_interclass_mathfn): Provide a
10383 generic fallback for isinf.
10384 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
10385 calculation code ...
10386 * real.c (get_max_float): ... to here.
10387 * real.h (get_max_float): New.
10389 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10391 PR middle-end/32668
10393 * builtin-attrs.def (ATTR_TYPEGENERIC,
10394 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
10396 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
10397 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
10398 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
10399 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
10401 * c-common.c (handle_type_generic_attribute): New.
10402 (c_common_attribute_table): Add "type generic".
10404 * c-typeck.c (convert_arguments): Handle "type generic" functions.
10406 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
10408 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
10409 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
10412 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
10415 * config/cris/cris.c (cris_print_index): Don't use XEXP before
10416 checking that the operand is an expression.
10418 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
10419 Danny Smith <dannysmith@users.sourceforge.net>
10422 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
10423 file mapping object in local namespace if Windows version later
10426 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10428 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
10429 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
10430 arm_cannot_force_const_mem.
10431 (arm_cannot_force_const_mem): New function.
10432 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
10433 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
10434 of arm_tls_referenced_p.
10435 * config/arm/arm.md (movsi): Split out-of-section constants when
10436 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
10437 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10439 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10441 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
10443 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10445 * config/mips/mips.md (*extendqihi2): Convert the destination
10448 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10450 * config/pa/fptr.c: Update license header.
10451 * config/pa/milli64.S: Likewise.
10453 2007-07-17 Nick Clifton <nickc@redhat.com>
10455 * COPYING_v3: New file. Contains version 3 of the GNU General
10457 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
10458 Lesser General Public License.
10459 * doc/include/gpl_v3.texi: New file. Contains version 3 of
10460 the GNU General Public License.
10462 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
10464 PR rtl-optimization/32773
10465 * cfglayout.c (force_one_exit_fallthru): New function.
10466 (cfg_layout_finalize): Use it.
10468 2007-07-16 Richard Guenther <rguenther@suse.de>
10469 Uros Bizjak <ubizjak@gmail.com>
10471 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
10472 before forcing it to gimple operand.
10474 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10475 David Ung <davidu@mips.com>
10477 * config/mips/mips.h (TUNE_24K): Define.
10478 (TUNE_MACC_CHAINS): Add TUNE_24K.
10479 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
10481 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
10482 (r74k_int_madd): .. this new reservation.
10483 (define_bypass): Fixed bypasses for r74k_int_madd to use
10484 mips_linked_madd_p.
10485 * config/mips/24k.md (define_bypass): Define new
10486 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
10488 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10489 Nigel Stephens <nigel@mips.com>
10491 * config/mips/mips.md: Include 20kc.md.
10492 * config/mips/20kc.md: New file.
10493 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
10494 (mips_adjust_cost): Tweak for 20Kc.
10495 (mips_issue_rate): Likewise.
10496 * config/mips/mips.h (TUNE_20KC): Define.
10498 2007-07-16 David Edelsohn <edelsohn@gnu.og>
10500 * config/rs6000/rs6000.c (struct processor_cost): Add
10501 cache_line_size, l1_cache_lines, and simultaneous_prefetches
10503 (*_cost): Add cache information.
10504 (rs6000_override_options): Set cache parameters.
10506 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10509 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
10510 * doc/install.texi (mips-sgi-irix6): pthread support works now.
10512 2007-07-16 Paul Brook <paul@codesourcery.com>
10515 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
10516 (cirrus_thumb2_movsi_insn): Ditto.
10518 2007-07-15 Geoffrey Keating <geoffk@apple.com>
10520 * config/rs6000/darwin-fallback.c (interpret_libc): Change
10521 CR2_REGNO to R_CR2.
10523 2007-07-15 Andrew Haley <aph@redhat.com>
10525 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
10526 before looking in the context.
10528 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10530 PR middle-end/32398
10531 PR middle-end/32769
10532 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
10533 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
10534 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
10535 (pa_output_function_prologue): Use rp_saved and
10536 current_function_is_leaf to generate .CALLINFO statement.
10537 (hppa_expand_prologue): Set rp_saved.
10538 (hppa_expand_epilogue): Use rp_saved.
10539 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
10540 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
10542 2007-07-14 Dirk Mueller <dmueller@suse.de>
10544 * omega.c (coalesce): Fix memory leak on early exit.
10545 * matrix-reorg.c (check_allocation_function): Likewise.
10546 * tree-vect-transform.c (vect_get_new_vect_var): free result
10548 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10549 pass pointer to edge vector
10550 (partition_hot_cold_basic_blocks): Fix memory leak.
10551 * collect2.c (prefix_from_string): Free temporary storage.
10552 * reload1.c (fixup_abnormal_edges): Free sbitmap.
10554 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
10556 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
10557 (DO_GLOBAL_DTORS_BODY): Likewise.
10559 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
10560 Nigel Stephens <nigel@mips.com>
10562 * config/mips/mips.c (mips_classify_symbol): Don't return
10563 SYMBOL_SMALL_DATA for constant pool addresses if
10564 TARGET_EMBEDDED_DATA is true.
10566 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
10568 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
10569 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
10570 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
10571 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
10572 __builtin_ia32_storehps, __builtin_ia32_storelps,
10573 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
10574 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
10575 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
10576 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
10577 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
10578 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
10579 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
10580 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
10581 using def_builtin_const.
10583 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
10585 PR tree-optimization/32705
10586 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
10587 (simplify_binary_expression): Use SSA_VAL consistently.
10589 2007-07-13 David Edelsohn <edelsohn@gnu.org>
10591 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
10592 (SPEFSCR_REGNO): Delete definition.
10593 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
10594 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10595 * config/rs6000/rs6000.h: Do not define *_REGNO.
10596 LINK_REGISTER_REGNUM -> LR_REGNO.
10597 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10598 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
10599 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10600 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
10601 R_VRSAVE, R_VSCR. Use them.
10602 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
10603 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
10604 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
10605 * config/rs6000/aix.h: Define R_LR. Use it.
10607 2007-07-13 Caroline Tice <ctice@apple.com>
10609 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
10610 flag_var_tracking is explicitly turned off (i.e. when variable
10611 tracking is not feasible); otherwise, turn flag_var_tracking on when
10612 flag_var_tracking_uninit is on.
10613 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
10614 note definitions, to allow recording of initialization status in the
10616 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
10617 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
10618 determine if two note locations are equal.
10619 (output_loc_list): Don't output list entries whose start & end labels
10621 (reg_loc_descriptor): Add parameter for initialization status; pass it
10622 to other loc descriptor functions.
10623 (one_reg_loc_descriptor): Add parameter for initialization status;
10624 check its value and add DW_OP_GNU_uninit to returned loc descr if
10626 (multiple_reg_loc_descriptor): Add parameter for initialization
10628 pass init status argument to other loc descriptor functions; check
10629 value of intialization parameter and add DW_OP_GNU_uninit to returned
10630 loc descr if appropriate.
10631 (based_loc_descr): Add parameter for initialization status; add new
10632 variable for return value; check value of initialization parameter and
10633 add DW_OP_GNU_uninit to returned loc descr if appropriate.
10634 (concatn_mem_loc_descriptor): Add parameter for initialization status;
10635 pass init status argument to other loc descriptor functions; check
10636 value of intialization parameter and add DW_OP_GNU_uninit to returned
10637 loc descr if appropriate.
10638 (mem_loc_descriptor): Likewise.
10639 (concat_loc_descriptor): Likewise.
10640 (concatn_loc_descriptor): Likewise.
10641 (loc_descriptor): Add parameter for initialization status; pass it as
10642 argument to other loc descriptor function calls.
10643 (loc_descriptor_from_tree_1): Add appropriate initialization status
10644 to loc descriptor function calls.
10645 (add_location_or_const_value_attribute): Get initialization status
10646 from VAR_LOCATION note; add initialization status to loc descriptor
10648 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
10649 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
10650 status is uninitialized, add "[uninint]" to output.
10651 * common.opt (fvar-tracking-uninit): New option, similar to
10652 fvar-tracking, to turn on tracking of uninitialized variables; creates
10653 a new global flag, flag_var_tracking_uninit.
10654 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
10655 (enum var_init_status): New type, for var initialization status field.
10656 * var-tracking.c (struct location_chain_def): Two new fields, init,
10657 for initialization status, and set_src for the assignment value expr.
10658 (unshare_variable): New parameter for initialization status;
10659 initialize new init and set_src fields.
10660 (var_reg_set): New parameters for initialization status and value;
10661 pass them to set_variable_part.
10662 (var_mem_set): Likewise.
10663 (get_init_value): New function.
10664 (var_reg_delete_and_set): New initialization status & value
10665 parameters; add call to get_init_value if status is unknown; pass new
10666 parameters to clobber_variable_part and var_reg_set.
10667 (var_mem_delete_and_set): Likewise.
10668 (var_reg_delete): Pass null set_src value to clobber_variable_part.
10669 (var_mem_delete): Likewise.
10670 (variable_union): Pass status to unshare_variable; initialize new init
10671 and set_src fields. If flag_var_tracking_uninit is not set, force
10672 status to initialized.
10673 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
10674 used later to get the set_src value.
10675 (find_src_status): New function.
10676 (find_src_set_src): New function.
10677 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
10678 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
10679 MO_SET, get set_src value and pass it to var_reg_delete_and_set
10680 and var_mem_delete_and_set.
10681 (dump_variable): Print out "[uninit]" if appropriate.
10682 (set_variable_part): Add new initialization and set_src parameters;
10683 pass status to unshare_variable; set node->init and node- >set_src
10684 fields and modify slot in hash table appropriately; save the init and
10685 set_src values if appropriate and assign to the new node.
10686 (clobber_variable_part): New set_src parameter; if two nodes have
10687 same variable and same location but different set_src (assignment)
10688 values, clobber old node.
10689 (delete_variable_part): Pass init status to unshare_variable.
10690 (emit_note_insn_var_location): Add initialized var; assign var's init
10691 status to new 'initialized'; pass new init status field to calls to
10692 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
10693 status to initialized.
10694 (emit_notes_in_bb): Pass initialization status to calls to
10695 var_reg_set, var_mem_set, var_reg_delete_and_set and
10696 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
10697 var_reg_delete_and_set and var_mem_delete_and_set; call
10698 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
10699 make up for change in add_stores.
10700 (vt_add_function_parameters): Add status to calls to
10702 * config/darwin.c (darwin_override_options): Turn on uninitialized
10703 tracking automatically, if var_tracking is on and the system is
10706 2007-07-13 Sa Liu <saliu@de.ibm.com>
10708 * config.gcc: Add options for arch and tune on SPU.
10709 * config/spu/predicates.md: Add constant operands 0 and 1.
10710 * config/spu/spu-builtins.def: Add builtins for double precision
10711 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
10712 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
10714 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
10716 * config/spu/spu-protos.h: Add new function prototypes.
10717 * config/spu/spu.c (spu_override_options): Check options -march and
10719 (spu_comp_icode): Add comparison code for DFmode and vector mode.
10720 (spu_emit_branch_or_set): Use the new code for DFmode and vector
10722 (spu_const_from_int): New. Create a vector constant from 4 ints.
10723 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
10724 (spu_emit_vector_compare): New. Emit vector compare.
10725 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
10726 * config/spu/spu.h: Add options -march and -mtune. Define processor
10727 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
10728 CANONICALIZE_COMPARISON.
10729 * config/spu/spu.md: Add new insns for double precision compare
10730 and double precision vector compare. Add vcond and smax/smin patterns
10731 to enable DFmode vector conditional expression.
10732 * config/spu/spu.opt: Add options -march and -mtune.
10733 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
10734 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
10735 both CELL and CELLEDP targets: spu_testsv.
10736 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
10739 2007-07-13 Richard Guenther <rguenther@suse.de>
10741 PR tree-optimization/32721
10742 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
10743 TREE_THIS_VOLATILE on the folded reference.
10744 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
10745 if the array reference has TREE_THIS_VOLATILE set.
10747 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
10750 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
10752 2007-07-13 Andreas Schwab <schwab@suse.de>
10754 * gengtype-lex.l: Allow declarations to be indented.
10756 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10758 * ginclude/tgmath.h: New.
10759 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
10760 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
10761 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
10762 * configure: Regenerate.
10764 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10766 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
10767 correct index when setting register save state for xd
10770 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10772 * config/sh/sh.c (mark_use): Remove.
10774 2007-07-12 Paul Brook <paul@codesourcery.com>
10776 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
10777 reg does not overlap return value.
10779 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
10781 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
10782 (set_expression_vuses): Ditto.
10783 (init_pre): Initialize expression_vuses.
10785 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10787 * config/i386/sse.md (storentdf, storentsf): New.
10789 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10791 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
10793 * tree.c (build_decl_stat): Move code from here...
10794 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
10795 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
10796 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
10797 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
10798 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
10801 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10802 Devang Patel <dpatel@apple.com>
10804 PR tree-optimization/25413
10805 * targhooks.c (default_builtin_vector_alignment_reachable): New.
10806 * targhooks.h (default_builtin_vector_alignment_reachable): New.
10807 * tree.h (contains_packed_reference): New.
10808 * expr.c (contains_packed_reference): New.
10809 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
10810 (vect_enhance_data_refs_alignment): Call
10811 vector_alignment_reachable_p.
10812 * target.h (vector_alignment_reachable): New builtin.
10813 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
10814 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
10815 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
10817 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10819 * target.h (builtin_vectorization_cost): Add new target builtin.
10820 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
10821 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
10822 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
10823 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
10824 uninitialized variables.
10825 * tree-vect-transform.c (cost_for_stmt): New function.
10826 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
10827 using cost 1 for all scalar stmts. Be less conservative when
10828 estimating the number of prologue/epulogue iterations. Call
10829 targetm.vectorize.builtin_vectorization_cost. Return
10830 min_profitable_iters-1.
10831 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
10832 initialization cost instead of TARG_VEC_STMT_COST. Use
10833 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
10834 epilogue code. Fix epilogue cost computation.
10835 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
10836 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
10837 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
10838 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
10839 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
10840 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
10842 2007-07-12 Richard Guenther <rguenther@suse.de>
10844 * gimplify.c (gimplify_conversion): Make sure that the result
10845 from maybe_fold_offset_to_reference is trivially convertible
10846 to the desired type before doing the simplification.
10847 (gimplify_expr): Likewise.
10848 * fold-const.c (fold_binary): Use the correct types for
10849 building the simplified expression.
10851 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10853 PR rtl-optimization/32729
10854 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
10855 that fallthru to exit.
10857 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
10859 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
10860 (symDTPOFF2reg): Likewise.
10862 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
10864 PR tree-optimization/32663
10866 * tree.h (VALUE_HANDLE_VUSES): Remove.
10867 (struct tree_value_handle): Remove vuses.
10869 * tree-vn.c (create_value_handle_for_expr): Don't set
10870 VALUE_HANDLE_VUSES.
10872 * tree-ssa-pre.c (expression_vuses): New.
10873 (alloc_expression_id): Set up expression_vuses.
10874 (get_expression_vuses): New.
10875 (set_expression_vuses): Ditto.
10876 (clear_expression_ids): Modify for expression_vuses.
10877 (phi_translate_1): Ditto.
10878 (phi_translate_set): Ditto.
10879 (value_dies_in_block_x): Ditto
10880 (valid_in_sets): Ditto.
10881 (add_to_sets): Ditto.
10882 (find_existing_value_expr): Ditto.
10883 (create_value_handle_for_expr): Ditto.
10884 (make_values_for_stmt): Ditto.
10885 (vuse_equiv): Remove.
10887 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
10889 * Makefile.in (mostlyclean): Remove object files.
10891 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10893 * toplev.c (no_new_pseudos): Deleted.
10894 * rtl.h (no_new_pseudos): Deleted.
10895 * tree-pass.h (pass_no_new_pseudos): Deleted.
10896 * passes.c (pass_no_new_pseudos): Deleted.
10897 * final.c (rest_of_clean_state): Removed no_new_pseudos.
10898 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
10899 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
10901 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
10902 * rtlhooks.c (gen_lowpart_general): Ditto.
10903 * optabs.c (prepare_operand): Ditto.
10904 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
10906 * modulo-sched.c (rest_of_handle_sms): Ditto.
10907 * see.c (rest_of_handle_see): Ditto.
10908 * ifcvt.c (if_convert): Ditto.
10909 (gate_handle_if_after_combine): Replaced no_new_pseudos with
10911 * init-regs.c (gate_initialize_regs): Deleted set of
10913 * lower-subreg.c (decompose_multiword_subregs): Ditto.
10914 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
10915 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
10917 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10920 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
10921 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
10922 (*vec_extractv2di_1_rex64): New insn pattern.
10924 2007-07-11 David Daney <ddaney@avtrex.com>
10926 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
10927 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
10928 for SIGNAL_UNWIND_RETURN_COLUMN.
10929 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
10930 (DWARF_FRAME_REGNUM): Rewrite.
10931 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
10933 2007-07-11 Nick Clifton <nickc@redhat.com>
10935 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
10936 delta and use gen_int_mode in place of GET_INT instead.
10938 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10940 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
10943 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
10945 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
10946 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
10948 * params.h (VERIFY_CANONICAL_TYPES): Remove.
10949 (USE_CANONICAL_TYPES): New.
10950 * doc/invoke.texi (verify-canonical-types): Remove.
10951 (use-canonical-types): Add.
10953 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
10955 * config/spu/spu.c (spu_optimization_options): Remove setting of
10956 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
10957 (spu_override_options): Move it here.
10959 2007-07-11 Richard Sandiford <richard@codesourcery.com>
10961 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
10962 * config/mips/mips.c (mips_cpu_info_table): Mention
10963 MIPS_ISA_LEVEL_SPEC in the comment.
10965 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10967 PR tree-optimization/32713
10968 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
10970 2007-07-11 Paolo Carlini <pcarlini@suse.de>
10972 PR middle-end/30482
10973 * c-opts.c (c_common_post_options): Do not change flag_complex_method
10974 conditional to flag_isoc99.
10975 (c_common_init_options): Do it here, unconditionally.
10977 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10979 PR tree-optimization/32589
10980 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
10981 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
10982 * tree-ssa-propagate.c (valid_gimple_expression_p): New
10983 predicate, extracted from...
10984 (set_rhs): ...here. Call it for the expression on entry.
10985 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
10986 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
10987 (simplify_binary_expression): Use valid_gimple_expression_p
10988 to validate the simplification.
10989 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
10991 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
10993 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
10994 DWARF2_DEBUG on 32 bit target too.
10995 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
10997 2007-07-11 Nick Clifton <nickc@redhat.com>
10999 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
11000 version for 64-bit hosts.
11002 2007-07-10 David Daney <ddaney@avtrex.com>
11004 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
11006 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
11008 * config/mips/mips.c (mips_expand_synci_loop): New function.
11009 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
11010 (UNSPEC_RDHWR): Same.
11011 (UNSPEC_SYNCI): Same.
11012 (UNSPEC_SYNC): Same.
11013 (clear_cache): New expand.
11017 (clear_hazard): Same.
11018 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
11020 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
11021 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
11023 2007-07-10 Ian Lance Taylor <iant@google.com>
11025 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
11028 2007-07-10 David Daney <ddaney@avtrex.com>
11030 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
11031 * builtins.c (expand_builtin___clear_cache): New function.
11032 (expand_builtin): Call expand_builtin___clear_cache for
11033 BUILT_IN_CLEAR_CACHE case.
11034 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
11035 * doc/md.texi (clear_cache): Document new instruction pattern.
11036 * testsuite/gcc.dg/builtins-64.c: New test.
11038 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
11040 * config/cris/cris.md ("movsi"): Fix typo in last change.
11042 2007-07-09 Geoffrey Keating <geoffk@apple.com>
11045 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
11047 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
11048 * varasm.c (assemble_start_function): Honor DECL_ALIGN
11049 for FUNCTION_DECLs. Don't use align_functions_log if
11051 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
11052 even for FUNCTION_DECLs.
11053 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
11055 * tree.h (DECL_ALIGN): Update for new location of 'align'.
11056 (DECL_FUNCTION_CODE): Update for new location and name of
11058 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
11059 (struct tree_decl_common): Move 'align' and 'off_align' out
11060 of union, ensure they're still on a 32-bit boundary. Remove
11061 other fields in union 'u1'.
11062 (struct tree_function_decl): Add field 'function_code' replacing
11063 'u1.f' in tree_decl_common.
11064 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
11065 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
11066 (Variable Attributes): Cross-reference 'aligned' attribute
11067 to Function Attributes.
11068 * flags.h (force_align_functions_log): Delete.
11069 * toplev.c (force_align_functions_log): Delete.
11071 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
11074 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
11075 (*vec_concatv2di_rex): New insn pattern.
11077 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11080 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
11082 2007-07-10 Ian Lance Taylor <iant@google.com>
11084 Replace no_new_pseudos in backends.
11085 * rtl.h (can_create_pseudo_p): Define.
11086 * config/darwin.c (machopic_indirect_data_reference): Use
11087 can_create_pseudo_p () instead of no_new_pseudos.
11088 (machopic_indirect_data_reference): Likewise.
11089 (machopic_legitimize_pic_address): Likewise.
11090 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
11091 (alpha_emit_set_const_1): Likewise.
11092 (alpha_emit_set_const): Likewise.
11093 (alpha_emit_conditional_move): Likewise.
11094 (alpha_split_conditional_move): Likewise.
11095 * config/alpha/alpha.md (various splitters): Likewise.
11097 * config/arm/arm.c (legitimize_pic_address): Likewise.
11098 (arm_load_pic_register): Likewise.
11099 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
11100 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
11101 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
11102 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
11103 * config/cris/cris.md (movsi): Likewise.
11104 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
11105 (symGOTOFF2reg_hilo): Likewise.
11106 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
11107 * config/h8300/h8300.md (insv, extzv): Likewise.
11108 * config/i386/i386.c (ix86_expand_move): Likewise.
11109 (ix86_expand_vector_move): Likewise.
11110 (ix86_prepare_fp_compare_args): Likewise.
11111 (ix86_expand_carry_flag_compare): Likewise.
11112 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
11113 (tls_dynamic_gnu2_combine_32): Likewise.
11114 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
11115 * config/ia64/ia64.c (ia64_expand_move): Likewise.
11116 (ia64_expand_movxf_movrf): Likewise.
11117 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
11118 (m32c_split_move): Likewise.
11119 (m32c_expand_insv): Likewise.
11120 * config/m68k/m68k.md (movsi): Likewise.
11121 * config/mips/mips.c (mips_force_temporary): Likewise.
11122 (mips_split_symbol): Likewise.
11123 (mips_move_integer): Likewise.
11124 (mips_legitimize_const_move): Likewise.
11125 * config/mn10300/mn10300.md (movsi): Likewise.
11126 * config/pa/pa.c (emit_move_sequence): Likewise.
11127 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11128 (rs6000_got_register): Likewise.
11129 (create_TOC_reference): Likewise.
11130 (rs6000_machopic_legitimize_pic_address): Likewise.
11131 * config/rs6000/rs6000.md (add<mode>3): Likewise.
11132 (various splitters): Likewise.
11133 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
11134 (movsi_got): Likewise.
11135 * config/s390/s390.c (emit_symbolic_move): Likewise.
11136 * config/s390/s390.md (movhi, movqi): Likewise.
11137 (load_multiple, store_multiple): Likewise.
11138 * config/score/score.c (score_force_temporary): Likewise.
11139 * config/sh/sh.c (prepare_move_operands): Likewise.
11140 (prepare_cbranch_operands): Likewise.
11141 (emit_fpu_switch): Likewise.
11142 (fpscr_set_from_mem): Likewise.
11143 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
11144 (adddi3, subsi3): Likewise.
11145 (various splitters): Likewise.
11146 (divsi_inv_fp_combine): Likewise.
11147 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
11148 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
11150 * config/sh/predicates.md (xor_operand): Likewise.
11151 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
11152 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
11153 (movdi_pic_label_ref): Likewise.
11154 * config/spu/spu.c (spu_split_immediate): Likewise.
11155 * config/alpha/alpha.md (various splitters): Remove test
11156 !no_new_pseudos || reload_completed.
11157 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
11159 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
11160 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11161 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11162 * config/score/score.c (th_output_mi_thunk): Likewise.
11163 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11164 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11166 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
11168 PR rtl-optimization/32664
11169 * mode-switching.c (create_pre_exit): Skip barrier insns.
11171 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
11173 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
11174 force_gimple_operand_bsi.
11175 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
11176 rewrite_use_compare): Ditto.
11177 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
11179 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
11180 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
11181 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
11182 * tree-profile.c (prepare_instrumented_value,
11183 tree_gen_interval_profiler, tree_gen_pow2_profiler,
11184 tree_gen_one_value_profiler, tree_gen_ic_profiler,
11185 tree_gen_ic_func_profiler, tree_gen_average_profiler,
11186 tree_gen_ior_profiler): Ditto.
11187 * tree-ssa-reassoc.c (negate_value): Ditto.
11188 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
11189 Use force_gimple_operand_bsi.
11190 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
11191 * tree-if-conv.c (add_to_dst_predicate_list,
11192 find_phi_replacement_condition): Ditto.
11193 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
11194 Call mark_symbols_for_renaming for new statements.
11195 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
11197 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
11199 * cfghooks.c (remove_edge): New function.
11200 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
11202 * cfghooks.h (remove_edge): Declare.
11203 * cfg.c (remove_edge): Renamed to remove_edge_raw.
11204 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
11206 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
11208 * optabs.h: Added declaration for signbit_optab.
11209 * optabs.c: (init_optabs): Added initialization for signbit_optab.
11210 * genoptinit.c (optabs): Added entry for signbit insns.
11211 * builtins.c (expand_builtin_signbit): Added code to use a signbit
11212 insn, if available.
11213 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
11214 * config/s390/s390.md (signbit<mode>2): New expander.
11216 2007-07-09 Richard Guenther <rguenther@suse.de>
11218 PR middle-end/32698
11219 * fold-const.c (fold_plusminus_mult_expr): Move constant
11220 arguments second to allow decomposing.
11222 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
11225 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
11227 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11228 Disregard DECL_FROM_INLINE.
11230 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
11233 * doc/invoke.texi: Add ftree-reassoc flag.
11234 * common.opt (ftree-reassoc): New flag.
11235 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
11236 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
11238 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
11240 PR tree-optimization/32681
11241 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
11242 saved in second_edge->aux when first_bb is a loop header.
11244 2007-07-09 Jan HUbicka <jh@suse.cz>
11246 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
11248 2007-07-09 Richard Guenther <rguenther@suse.de>
11250 * c-decl.c (start_function): Do not promote return type.
11252 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
11254 * function.c (do_warn_unused_parameter): Do not warn if
11255 TREE_NO_WARNING is set.
11257 2007-07-08 Andreas Schwab <schwab@suse.de>
11259 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
11261 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
11264 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
11266 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
11267 apply to assembly language, too.
11268 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
11270 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
11272 Revert (note the sccvn portions are *not* reverted)
11273 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
11275 Fix PR tree-optimization/23488
11277 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
11279 * tree-flow-inline.h (get_value_handle): Ditto.
11280 * tree-ssa-pre.c (decl_vh_map): New.
11281 (decl_node_pool): New.
11282 (can_value_number_operation): Support DECL_P.
11283 (can_PRE_operation): Ditto.
11284 (create_expression_by_pieces): Ditto.
11285 (find_existing_value_expr): Modify to differnetiate between
11286 addressing and top level.
11287 (create_value_handle_for_expr): Handle DECL's.
11288 (poolify_tree): Ditto.
11289 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
11290 (make_values_for_stmt): Handle DECL's properly.
11291 (init_pre): Reorg to not init useless things during FRE.
11293 * tree-flow.h: Include pointer-set.h.
11294 (decl_vh_map): Declare.
11295 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
11297 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
11299 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
11300 the constraint description.
11301 * doc/md.texi: Update documentation of AVR constraints.
11303 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
11305 * auto-inc-dec.c, config/arm/arm.c,
11306 config/m32r/constraints.md, config/mips/mips.md,
11307 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
11308 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
11309 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
11310 typos. Follow spelling conventions.
11311 * doc/invoke.texi, doc/rtl.texi: Fix typos.
11313 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11314 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11316 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
11317 realloc_vuse): Remove.
11318 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
11321 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
11323 Fix PR tree-optimization/23488
11325 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
11326 (try_to_simplify): Ditto.
11327 (visit_use): Ditto.
11328 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
11330 * tree-flow-inline.h (get_value_handle): Ditto.
11331 * tree-ssa-pre.c (decl_vh_map): New.
11332 (decl_node_pool): New.
11333 (can_value_number_operation): Support DECL_P.
11334 (can_PRE_operation): Ditto.
11335 (create_expression_by_pieces): Ditto.
11336 (find_existing_value_expr): Modify to differnetiate between
11337 addressing and top level.
11338 (create_value_handle_for_expr): Handle DECL's.
11339 (poolify_tree): Ditto.
11340 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
11341 (make_values_for_stmt): Handle DECL's properly.
11342 (init_pre): Reorg to not init useless things during FRE.
11344 * tree-flow.h: Include pointer-set.h.
11345 (decl_vh_map): Declare.
11346 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
11348 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
11350 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
11351 apply to assembly language, too.
11352 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
11354 2007-07-06 Ian Lance Taylor <iant@google.com>
11355 Zack Weinberg <zackw@panix.com>
11357 PR middle-end/32441
11358 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
11360 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11362 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
11363 (prefetch): Likewise if "pref" would be used.
11365 2007-07-06 Josh Conner <jconner@apple.com>
11367 PR middle-end/32602
11368 PR middle-end/32603
11369 * calls.c (store_one_arg): Handle arguments which are partially
11370 on the stack when detecting argument overlap.
11372 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
11374 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
11375 chosen during find_reloads.
11377 2007-07-06 Richard Guenther <rguenther@suse.de>
11379 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
11380 TYPE_ARG_TYPES for verification of argument types. Use
11381 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
11382 parameters as variable arguments.
11384 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
11386 * libgcc2.h (word_type): Type definition removed.
11387 (cmp_return_type, shift_count_type): Type definitions added.
11388 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
11389 replaced with shift_count_type.
11390 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
11392 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
11393 changed from word_type to Wtype.
11394 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
11395 replaced with shift_count_type.
11396 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
11398 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
11399 and libgcc_shift_count attribute added.
11400 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
11401 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
11402 (TARGET_INITIALIZER): New target hooks added.
11403 * targhooks.c (default_libgcc_cmp_return_mode,
11404 default_libgcc_shift_count_mode): Default implementations for the new
11405 target hooks added.
11406 * targhooks.h (default_libgcc_cmp_return_mode,
11407 default_libgcc_shift_count_mode): Function prototypes added.
11408 * target.h (struct gcc_target): Fields for the new target hooks added.
11409 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
11411 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
11414 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
11415 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
11417 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
11418 s390_libgcc_shift_count_mode): Functions added.
11419 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
11420 Target hooks defined.
11422 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11424 * config/mips/mips.c (compute_frame_size): Restore the original
11425 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
11426 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
11427 Document why the difference is needed.
11429 2007-07-06 Richard Guenther <rguenther@suse.de>
11431 * c-common.c (boolean_increment): Use correctly typed
11434 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11436 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
11437 the topmost argument register is not also included in the save mask.
11438 (mips16e_collect_argument_save_p): Take a pointer to the argument
11439 register, rather than a pointer to the number of arguments.
11440 (mips16e_collect_argument_saves): Only include argument saves
11441 that aren't in the register mask.
11443 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
11445 PR rtl-optimization/32450
11446 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
11447 to ensure that instructions are not moved into the prologue when
11448 profiling is on. Remove unused prologue_end variable.
11449 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
11450 as a scheduling barrier.
11452 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
11455 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11456 Disregard DECL_FROM_INLINE.
11458 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
11460 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
11461 IORing with a constant.
11463 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
11465 PR rtl-optimization/32475
11466 * df-scan.c (df_def_record_1): Add a use of the stack pointer
11467 for every definition of the stack pointer.
11469 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
11471 * arm.c (vfp3_const_double_index): Copy signed results of
11472 REAL_VALUE_TO_INT into unsigned vars.
11474 2007-07-05 Richard Guenther <rguenther@suse.de>
11476 PR middle-end/32639
11477 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
11479 * tree-ssa.c (useless_type_conversion_p): Check canonical
11482 2007-07-05 Anatoly Sokolov <aesok@post.ru>
11484 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
11485 zero_extendhisi2): Change to define_insn_and_split.
11486 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
11488 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
11490 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
11491 pass_match_asm_constraints): New.
11492 * passes.c (init_optimization_passes): Add new pass.
11493 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
11494 * function.h (struct function): Add has_asm_statement bit.
11495 (current_function_has_asm_statement): New.
11496 * tree-pass.h (pass_match_asm_constraints): New.
11498 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
11500 * config/mips/mips.c (mips_file_start): Avoid declaration
11503 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11505 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
11507 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
11509 * rtl.def (NOTE): Change print format string to print
11510 operand 5 as a note insn name.
11512 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11513 David Ung <davidu@mips.com>
11515 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
11516 * doc/invoke.texi: (MIPS Options): Document them.
11518 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11519 David Ung <davidu@mips.com>
11521 Add support for SmartMIPS ASE.
11523 * optabs.c (expand_binop_directly): New, broken out from...
11524 (expand_binop): Here. Make it try rotating in the other
11525 direction even when the second operand isn't constant.
11526 * config/mips/mips.md (*lwxs): New.
11527 * config/mips/mips.opt (msmartmips): New.
11528 * config/mips/mips.c (mips_lwxs_address_p): New.
11529 (mips_rtx_costs): Make it recognize scaled indexed addressing.
11530 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
11531 __mips_smartmips when compiling for TARGET_SMARTMIPS.
11532 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
11533 (ISA_HAS_LWXS): New.
11534 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
11535 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
11536 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
11537 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
11538 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
11539 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
11540 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
11542 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11544 * tree-vectorizer.c (new_loop_vec_info): Initialize
11545 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11546 * tree-vectorizer.h (_loop_vec_info): Added new filed
11547 min_profitable_iters.
11548 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
11549 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
11550 * tree-vect-analyze.c (vect_analyze_operations): Set
11551 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11552 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
11553 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
11554 Fix calculation of peel_iters_prologue. Move consideration of epilogue
11555 and prologue cost to after they are computed.
11556 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
11557 TARG_VEC_STMT_COST.
11558 (vect_model_simple_cost): Takes additional argument dt. Consider cost
11559 of creating vectors from scalars according to dt.
11560 (vect_model_store_cost): Likewise.
11561 (vectorizable_call): Use dt array instead of scalar dt. Call
11562 vect_model_simple_cost with additional argument dt.
11563 (vectorizable_assignment): Likewise.
11564 (vectorizable_operation): Likewise.
11565 (vectorizable_type_demotion): Likewise.
11566 (vectorizable_type_promotion): Likewise.
11567 (vectorizable_store): Use dt array instead of scalar dt. Call
11568 vect_model_store_cost with additional argument dt.
11569 (vect_do_peeling_for_loop_bound): Don't call
11570 vect_estimate_min_profitable_iters. Instead, lookup
11571 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
11572 "may not be profitable".
11574 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11577 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
11578 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
11579 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
11580 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
11582 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
11584 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
11585 addressing modes cheaper.
11587 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
11589 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
11590 (dw_ranges_struct): Rename block_num to num. Adjust.
11591 (dw_ranges_by_label_struct): New.
11592 (ranges_by_label, ranges_by_label_allocated,
11593 ranges_by_label_in_use): New variables.
11594 (add_ranges_num): Factored most of the code out of...
11595 (add_ranges): ... this one. Rewrite in terms of the former.
11596 (add_ranges_by_labels): New.
11597 (output_ranges): Output by-label ranges.
11598 (dwarf2out_finish): Output range for multiple-section
11599 compile_unit. Output standard DW_AT_low_pc in addition to
11600 unexpected DW_AT_entry_pc.
11602 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
11604 PR tree-optimization/32604
11605 PR tree-optimization/32606
11607 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
11608 (compute_antic_safe): Removed.
11609 (ANTIC_SAFE_LOADS): Ditto.
11610 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
11611 (execute_pre): Don't call compute_antic_safe.
11612 (vuse_equiv): New function.
11613 (make_values_for_stmt): Use it
11614 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
11617 2007-07-04 Anatoly Sokolov <aesok@post.ru>
11620 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
11621 rather than a decl.
11622 (avr_attribute_table): Make "naked" attribute apply to function types
11623 rather than to decls.
11624 (avr_handle_fntype_attribute): New function.
11626 2007-07-04 Joseph Myers <joseph@codesourcery.com>
11628 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
11631 2007-07-04 David Ung <davidu@mips.com>
11632 Joseph Myers <joseph@codesourcery.com>
11634 * config/mips/mips.md (type): Add logical, signext and move.
11635 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
11636 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
11637 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
11638 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
11639 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
11640 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
11641 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
11642 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
11643 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
11644 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
11645 movv2sf_hardfloat_64bit): Use the new types.
11646 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
11647 *movdf_softfloat, *movdf_mips16): Use "multi".
11648 (extendqihi2): Replace with a define_expand.
11649 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
11650 Based on extend<SHORT:mode><GPR:mode>2 patterns.
11651 * config/mips/74k.md (r74k_int_logical): New reservation and
11653 (r74k_int_arith): Remove "slt".
11654 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
11655 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
11656 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
11657 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
11658 reservations for "arith".
11660 2007-07-04 Richard Guenther <rguenther@suse.de>
11662 * tree-ssa.c (useless_type_conversion_p): Add handling for
11663 scalar float and vector types. Only call the types_compatible_p
11664 langhook for aggregate types as last resort. Follow the
11667 2007-07-04 Richard Guenther <rguenther@suse.de>
11669 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
11670 the same as NOP_EXPR.
11672 2007-07-04 Nick Clifton <nickc@redhat.com>
11674 * target.h (struct gcc_target): Add target_help field.
11675 * target-def.h (TARGET_HELP): New.
11676 (TARGET_INITIALIZER): Use TARGET_HELP.
11677 * opts.c (command_handle_option): Invoke target_help function, if
11678 defined, when the user has specified --target-help on the command
11680 * doc/invoke.texi: Mention that --target-help might print
11681 additional information.
11682 * doc/tm.texi: Document TARGET_HELP hook.
11684 * arm.c (TARGET_HELP): Override default definition.
11685 (arm_target_help): New - display a wrapped list of cores and
11686 architectures supported.
11688 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
11690 * config/v850/v850.c (expand_prologue): Make sure
11691 GEN_INT() argument is sign extended rather than zero extended.
11692 (expand_epilogue): Likewise.
11693 (output_move_double): Delete.
11694 * config/v850/v850-protos.h (output_move_double): Delete.
11695 * config/v850/v850.md (movdi): Delete.
11696 (*movdi_internal): Delete.
11698 (*movdf_internal): Delete.
11700 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11702 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
11703 unless compiling RTP PIC.
11705 2007-07-04 Richard Guenther <rguenther@suse.de>
11707 PR tree-optimization/32482
11708 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
11709 original ssa name if we didn't find a shift expression.
11710 Fix shift constant for bit zero test.
11712 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11714 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
11716 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11718 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
11719 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
11720 * config/arm/vxworks.h (ASM_SPEC): Delete.
11721 (SUBTARGET_EXTRA_ASM_SPEC): Define.
11723 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11725 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
11726 (DDR_REVERSED_P): New.
11727 * tree-data-ref.c (initialize_data_dependence_relation,
11728 build_classic_dist_vector): Set DDR_REVERSED_P.
11730 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11732 PR middle-end/32457
11733 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
11734 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
11735 init_omega_for_ddr_1): Use non conservative number of iterations
11737 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
11738 (analyze_siv_subscript): Remove FIXME and reinitialization of
11739 last_conflicts to chrec_dont_know.
11740 * testsuite/gfortran.dg/vect/pr32457.f90: New.
11742 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11744 * tree.c (maybe_canonicalize_argtypes): Improve description.
11746 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11748 * tree.c (maybe_canonicalize_argtypes): New.
11749 (build_function_type): Set canonical type.
11750 (build_method_type_directly): Ditto.
11751 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
11754 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11756 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
11758 (rewrite_use_nonlinear_expr): Likewise.
11760 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
11762 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
11764 2007-07-04 Ben Elliston <bje@au.ibm.com>
11766 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
11769 * c-objc-common.c (c_types_compatible_p): Fix indentation.
11771 * doc/tm.texi (Run-time Target): Capitalise "CPU".
11772 (Exception Handling): Likewise.
11774 2007-07-03 Jan Hubicka <jh@suse.cz>
11776 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
11778 2007-07-03 Eric Christopher <echristo@apple.com>
11780 * doc/cppopts.texi: Add conflicting option note to -dM.
11781 * doc/invoke.texi: Add note about possible conflicts with
11782 -E for -dCHARS and note that -dM will not produce
11783 any results if there is no machine dependent reorg.
11785 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11787 * tree.h (DECL_ALIGN): Back out previous change.
11789 2007-07-03 Joseph Myers <joseph@codesourcery.com>
11791 * configure.ac: Test for .dtprelword support on MIPS.
11792 * configure, config.in: Regenerate.
11793 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
11794 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
11796 2007-07-03 Julian Brown <julian@codesourcery.com>
11798 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
11799 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
11800 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
11801 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
11803 (all_fpus): Add FPUTYPE_VFP3.
11804 (fp_model_for_fpu): Add VFPv3 field.
11805 (arm_rtx_costs_1): Give cost to VFPv3 constants.
11806 (vfp3_const_double_index): New function. Return integer index of
11807 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
11809 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
11810 and argument represents a valid RTX for a VFPv3 constant.
11811 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
11813 (vfp_emit_fstmd): Similar, for fstmd.
11814 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
11815 constants, represented as integer indices.
11816 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
11817 VFP_REGNO_OK_FOR_DOUBLE macros.
11818 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
11819 (arm_file_start): Set float-abi attribute for VFPv3, and output
11820 correct ".fpu" assembler directive.
11821 (arm_dbx_register_numbering): Add FIXME.
11822 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
11823 (fputype): Add FPUTYPE_VFP3.
11824 (FIXED_REGISTERS): Add 32 registers for D16-D31.
11825 (CALL_USED_REGISTERS): Likewise.
11826 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
11827 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
11828 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
11829 (D7_VFP_REGNUM): New.
11830 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
11831 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
11832 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
11833 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
11834 (REG_ALLOC_ORDER): Adjust for VFPv3.
11835 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
11836 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
11837 VFP_LO_REGS, VFP_HI_REGS.
11838 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
11839 (IS_VFP_CLASS): Define macro.
11840 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
11842 (REGISTER_MOVE_COST): Likewise.
11843 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
11844 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
11845 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
11846 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
11847 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
11848 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
11849 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
11850 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
11851 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
11852 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
11853 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
11854 where appropriate for single-word registers.
11855 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
11856 As above. Fix type attributes.
11857 * config/arm/constraints.md (register_contraint "t"): Define.
11858 (register_constraint "w"): Change to D0-D15, or D0-D31 for
11860 (register_constraint "x"): Define.
11861 (constraint "Dv"): Define.
11863 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11865 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
11867 2007-07-03 Tom Tromey <tromey@redhat.com>
11869 * c-parser.c (objc_pq_context): Removed.
11870 (objc_need_raw_identifier): Likewise.
11871 (c_parser) <objc_pq_context>: New field.
11872 <objc_need_raw_identifier>: Likewise.
11873 (OBJC_NEED_RAW_IDENTIFIER): Removed.
11874 (c_lex_one_token): Update.
11875 (c_parser_objc_protocol_definition): Update.
11876 (c_parser_objc_method_definition): Update.
11877 (c_parser_objc_methodproto): Update.
11878 (c_parser_declspecs): Update.
11880 2007-07-03 David Ung <davidu@mips.com>
11882 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
11884 2007-07-03 David Ung <davidu@mips.com>
11885 Richard Sandiford <richard@codesourcery.com>
11887 * doc/invoke.texi: Document -march=74kf3_2.
11888 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
11889 (TUNE_74K): Check for it.
11890 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
11891 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
11892 * config/mips/mips.md (cpu): Add 74kf3_2.
11893 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
11894 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
11895 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
11896 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
11897 74kf3_2 to the CPU list.
11898 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
11899 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
11900 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
11901 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
11902 (r74kf3_2_fxfer_from_c1): New insn reservations.
11904 2007-07-03 Richard Sandiford <richard@codesourcery.com>
11905 David Ung <davidu@mips.com>
11907 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
11908 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
11909 and 74k[fx]. Document aliases for the new options.
11910 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
11911 (PROCESSOR_24KF2_1): ...this.
11912 (PROCESSOR_24KX): Rename to...
11913 (PROCESSOR_24KF1_1): ...this.
11914 (PROCESSOR_74KF): Rename to...
11915 (PROCESSOR_74KF2_1): ...this.
11916 (PROCESSOR_74KX): Rename to...
11917 (PROCESSOR_74KF1_1): ...this.
11918 (TUNE_74K): Update PROCESSOR_* names.
11919 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
11920 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
11921 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
11922 (mips_rtx_cost_data): Update processor names in comments.
11923 (mips_issue_rate): Update PROCESSOR_* names.
11924 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
11925 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
11926 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
11927 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
11928 Update cpu attribute names.
11929 (r24k_fpu_iss): Rename this reservation to...
11930 (r24kf2_1_fpu_iss): ...this and update all uses.
11931 (r24kx_fpu_iss): Rename this reservation to...
11932 (r24kf1_1_fpu_iss): ...this and update all uses.
11933 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
11934 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
11935 Update cpu attribute names.
11937 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
11939 * config/m32r/constraints.md: New file.
11940 * config/m32r/m32r.c: Include tm-constrs.h.
11941 (small_data_operand): Use satisfies_constraint_* instead of macro.
11942 (addr24_operand, gen_compare): Likewise.
11943 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
11944 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
11945 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11946 EXTRA_CONSTRAINT): Likewise.
11947 * config/m32r/m32r.md: Include constraints.md.
11948 (*movsi_insn): Use satisfies_constraint_* instead of macro.
11949 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
11950 * config/m32r/predicates.md (conditional_move_operand): Likewise.
11951 (two_insn_const_operand, int8_operand, uint16_operand,
11952 reg_or_int16_operand, reg_or_uint16_operand,
11953 reg_or_cmp_int16_operand, cmp_int16_operand,
11954 seth_add3_operand): Likewise.
11956 2007-07-03 Eric Christopher <echristo@gmail.com>
11958 * libgcc2.h: Conditionally declare __bswapsi2 and
11961 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
11963 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
11966 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11969 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
11970 (__gthrw_pragma): Provide default definition.
11971 (__gthrw2): Use it.
11972 * gthr-posix.c (__gthrw_pragma): Define.
11974 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
11976 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
11977 before declaring inequality.
11979 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
11981 * combine.c (recog_for_combine): Log the success or failure of
11982 matching new insn patterns against the machine description in
11985 2007-07-03 Revital Eres <eres@il.ibm.com>
11987 * ddg.c (print_sccs): New function.
11988 (check_sccs): New function.
11989 (create_ddg_all_sccs): Use it.
11990 * ddg.h (print_sccs): Declare.
11991 * modulo-sched.c (sms_order_nodes): Call print_sccs.
11993 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
11995 * targhooks.h (default_mode_for_suffix): New function declaration.
11996 * targhooks.c (default_mode_for_suffix): New default target hook.
11997 * target.h (struct c): New structure in the targetm struct.
11998 (mode_for_suffix): New target hook as part of struct c.
11999 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
12000 default_mode_for_suffix.
12001 (TARGET_C): New define.
12002 * c-lex.c: Include "target.h".
12003 (interpret_float): Use targetm.c.mode_for_suffix to determine
12004 the mode for a given non-standard suffix.
12005 Makefile.in (c-lex.o): Depend on $(TARGET_H).
12007 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
12008 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
12010 * doc/extend.texi (Floating Types): New node. Document __float80 and
12011 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
12013 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12016 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
12017 predicate instead of target_operand.
12018 (divsi3_i1_media, divsi3_media_2): Likewise.
12020 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
12022 * tree.h (alias_sets_might_conflict_p): Rename into
12023 alias_sets_must_conflict_p.
12024 * alias.c (alias_sets_might_conflict_p): Likewise.
12025 (alias_sets_conflict_p): Use it.
12026 (objects_must_conflict_p): Likewise.
12027 * c-common.c (strict_aliasing_warning): Adjust.
12029 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12031 * rtlhooks.c (gen_lowpart_if_possible): Check for
12032 invalid subreg before calling gen_lowpart_SUBREG.
12034 2007-07-02 Geoffrey Keating <geoffk@apple.com>
12036 * config/darwin9.h: Add copyright notice.
12037 (LINK_COMMAND_SPEC): Add comment.
12038 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
12039 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
12040 DARWIN_LIBSYSTEM_HAS_UNWIND.
12042 2007-07-02 Jakub Jelinek <jakub@redhat.com>
12045 * omp-low.c (check_combined_parallel): New function.
12046 (lower_omp_parallel): Call it via walk_stmts, set
12047 OMP_PARALLEL_COMBINED if appropriate.
12048 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
12049 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
12050 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
12051 don't consider it as combined parallel.
12053 2007-07-02 Richard Sandiford <richard@codesourcery.com>
12055 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12056 (gcc_tooldir): Likewise.
12057 * configure: Regenerate.
12058 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12059 old configure.ac gcc_tooldir setting.
12060 (prefix_to_exec_prefix): New variable.
12061 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12062 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12064 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
12066 Fix PR tree-optimization/32583
12067 Fix PR tree-optimization/32584
12068 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
12069 (phi_translate_set): Use phi_translate directly now.
12070 (make_values_for_stmt): Don't value number RHS if we already know
12073 2007-07-02 Steve Ellcey <sje@cup.hp.com>
12074 Jim Wilson <wilson@specifix.com>
12077 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
12080 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
12081 Richard Sandiford <richard@codesourcery.com>
12082 Nigel Stephens <nigel@mips.com>
12084 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
12085 (mips16e_output_save_restore): Declare.
12086 (mips16e_save_restore_pattern_p): Likewise.
12087 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
12088 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
12089 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
12090 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
12091 (BITSET_P): New global macro, extracted from...
12092 (mips_for_each_saved_reg): ...here.
12093 (mips16e_save_restore_info): New struct.
12094 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
12095 (mips16e_save_restore_regs): New variable.
12096 (mips_split_plus, mips16e_find_first_register): New functions.
12097 (mips16e_mask_registers): New function.
12098 (compute_frame_size): Expand the commentary before the function.
12099 Enforce the MIPS16e save and restore register range restrictions.
12100 Pad the general register save area at the low end.
12101 (mips16e_save_restore_reg, mips16e_build_save_restore)
12102 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
12103 (mips16e_output_save_restore, mips16e_collect_propagate_value)
12104 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
12106 (mips_expand_prologue, mips_expand_epilogue): Handle
12107 GENERATE_MIPS16E_SAVE_RESTORE.
12108 * config/mips/mips.md (*mips16e_save_restore): New pattern.
12110 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
12112 PR tree-optimization/31966
12113 PR tree-optimization/32533
12114 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
12115 "basic_block" description as its third argument. Update function
12116 calls to get destination bb from "edge" argument. Save "cond" into
12117 aux field of the edge. Update prototype for changed arguments.
12118 (if_convertible_loop_p): Clear aux field of incoming edges if bb
12120 (find_phi_replacement_condition): Operate on incoming edges, not
12121 on predecessor blocks. If there is a condition saved in the
12122 incoming edge aux field, AND it with incoming bb predicate.
12123 Return source bb of the first edge.
12124 (clean_predicate_lists): Clean aux field of outgoing node edges.
12125 (tree_if_conversion): Do not initialize cond variable. Move
12126 variable declaration into the loop.
12127 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
12128 initializations of new_stmt, arg0 and arg1 variables.
12130 2007-07-02 Jakub Jelinek <jakub@redhat.com>
12132 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
12133 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
12135 2007-07-02 Richard Guenther <rguenther@suse.de>
12137 * tree-ssa.c (useless_type_conversion_p): Document
12138 future intent as defining the middle-end type system.
12139 Re-structure to call langhook last, group by type class,
12140 mark questionable parts.
12142 2007-07-02 Richard Guenther <rguenther@suse.de>
12144 * tree-flow.h (types_compatible_p): Declare.
12145 * tree-ssa.c (types_compatible_p): New function.
12146 * ipa-type-escape.c (discover_unique_type): Use
12147 types_compatible_p instead of lang_hooks.types_compatible_p.
12148 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
12149 * tree-vn.c (expressions_equal_p): Likewise.
12150 * tree.c (fields_compatible_p): Likewise.
12151 * tree-ssa-dom.c (avail_expr_eq): Likewise.
12152 (cprop_operand): Use useless_type_conversion_p instead of
12153 lang_hooks.types_compatible_p.
12154 * tree-inline.c (setup_one_parameter): Likewise.
12155 (declare_return_variable): Likewise.
12156 * tree-nrv.c (tree_nrv): Likewise.
12157 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12158 (maybe_fold_offset_to_component_ref): Likewise.
12159 (maybe_fold_offset_to_reference): Likewise.
12160 * tree-ssa-copy.c (may_propagate_copy): Likewise.
12161 (merge_alias_info): Likewise.
12162 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
12163 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12164 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
12165 * tree-tailcall.c (find_tail_calls): Likewise.
12166 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
12167 * gimplify.c (canonicalize_addr_expr): Likewise.
12168 (fold_indirect_ref_rhs): Likewise.
12169 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
12170 (cpt_same_type): Likewise.
12171 (check_pointer_types_r): Swap parameters to cpt_same_type
12173 * fold-const.c (fold_convert): Revert fix for PR15988.
12174 * tree-inline.c (setup_one_parameter): Instead fix it here by
12175 using fold_build1 instead of fold_convert and checking for
12176 error_mark_node. Convert only if the conversion is necessary.
12178 2007-07-02 Joseph Myers <joseph@codesourcery.com>
12180 * configure.ac: Check for .gnu_attribute on Power.
12181 * configure: Regenerate.
12182 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
12183 attribute for floating-point ABI.
12185 2007-07-02 Ira Rosen <irar@il.ibm.com>
12187 PR tree-optimization/32230
12188 PR tree-optimization/32477
12189 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
12190 address is a constant.
12192 2007-07-02 Richard Sandiford <richard@codesourcery.com>
12194 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
12195 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
12196 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
12197 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
12198 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
12199 64-bit targets. Add support for *-elfoabi*.
12200 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
12201 different settings if $(tm_defines) does not select the EABI.
12202 (MULTILIB_EXCLUSIONS): Define in those circumstances.
12203 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
12204 (MIPS_ARCH_OPTION_SPEC): Likewise.
12205 (MIPS_ISA_LEVEL_SPEC): Likewise.
12206 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
12207 * config/mips/elfoabi.h: New file.
12209 2007-07-02 Richard Guenther <rguenther@suse.de>
12211 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
12212 (useless_type_conversion_p): ... this.
12213 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
12214 (useless_type_conversion_p): ... this.
12215 * builtins.c (fold_builtin_memory_op): Rename
12216 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
12217 * tree-cfg.c (verify_expr): Likewise.
12218 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
12219 * tree-ssa-ccp.c (ccp_fold): Likewise.
12220 * tree-ssa-copy.c (may_propagate_copy): Likewise.
12221 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
12222 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
12223 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
12224 * tree-ssa-pre.c (eliminate): Likewise.
12225 * tree-ssa.c (delete_tree_ssa): Likewise.
12226 (tree_ssa_useless_type_conversion): Likewise.
12227 * tree.c (build2_stat): Likewise.
12229 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
12231 Fix PR tree-optimization/32571
12232 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
12235 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
12237 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
12238 and other expected operations explicitly, change default to
12241 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12243 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
12245 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
12246 (tls_load_dot_plus_eight): Move the label number into the unspec.
12247 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
12249 2007-07-01 Andreas Schwab <schwab@suse.de>
12251 * dwarf2out.c (initial_return_save): Define only if used.
12253 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
12255 Unreverting Richard's Revert of:
12257 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12259 * dce.c (deletable_insn_p_1): New function, split out from...
12260 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12261 specially, not those inside PARALLELs. Remove BODY argument
12262 and adjust recursive call accordingly.
12263 (prescan_insns_for_dce): Update call to delete_insn_p.
12265 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
12266 Revital Eres <eres@il.ibm.com>
12268 * ddg.c (create_ddg_all_sccs): Fix missed
12269 initialization of scc_nodes.
12271 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
12273 PR middle-end/32559
12274 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
12275 X + ~X to 1 only for INTEGRAL_TYPE_P type.
12277 2007-06-30 Joseph Myers <joseph@codesourcery.com>
12279 * configure.ac: Check for .gnu_attribute on MIPS.
12280 * configure, config.in: Regenerate.
12281 * config/mips/mips.c (mips_file_start): If supported, output
12282 attribute for floating-point ABI.
12284 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
12287 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
12288 (ffs_cmove): New expander to expand using ctz pattern.
12289 (*ffs_cmove): Remove pattern.
12290 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
12291 (ffsdi2): Expand using ctz pattern.
12292 (*ffs_rex64): Remove pattern.
12294 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12296 PR rtl-optimization/32296
12297 * pa.md (return): Delete pattern.
12298 (return_internal): Remove "(const_int 1)" from pattern.
12299 (epilogue): Use return_internal pattern for trivial returns.
12300 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
12301 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
12303 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
12305 * tree-ssa-pre.c (is_exception_related): New function
12306 (can_value_number_operation): Use it.
12308 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
12310 Fix PR tree-optimization/32540
12311 Fix PR tree-optimization/31651
12313 * tree-ssa-sccvn.c: New file.
12315 * tree-ssa-sccvn.h: Ditto.
12317 * tree-vn.c: Include tree-ssa-sccvn.h
12318 (val_expr_paid_d): Removed.
12319 (value_table): Ditto.
12320 (vn_compute): Ditto.
12321 (val_expr_pair_hash): Ditto.
12322 (val_expr_pair_expr_eq): Ditto.
12323 (copy_vuses_from_stmt): Ditto.
12324 (vn_delete): Ditto.
12326 (shared_vuses_from_stmt): Ditto.
12327 (print_creation_to_file): Moved up.
12328 (sort_vuses): Ditto.
12329 (sort_vuses_heap): Ditto.
12330 (set_value_handle): Make non-static.
12331 (make_value_handle): Ditto.
12332 (vn_add): Rewritten to use sccvn lookups.
12333 (vn_add_with_vuses): Ditto.
12334 (vn_lookup): Ditto (and second argument removed).
12335 (vn_lookup_with_vuses): Ditto.
12336 (vn_lookup_or_add): Ditto (and second argument removed);
12337 (vn_lookup_or_add_with_vuses): Ditto.
12338 (vn_lookup_with_stmt): New.
12339 (vn_lookup_or_add_with_stmt): Ditto.
12340 (create_value_handle_for_expr): Ditto.
12342 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
12343 (seen_during_translate): New function.
12344 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
12345 (phi_trans_add): Ditto.
12346 (constant_expr_p): FIELD_DECL is always constant.
12347 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
12348 Use constant_expr_p.
12349 Avoid infinite recursion on mutually valued expressions.
12350 Change callers of vn_lookup_or_add.
12351 (phi_translate): New function.
12352 (compute_antic_safe): Allow phi nodes.
12353 (create_component_ref_by_pieces): Update for FIELD_DECL change.
12354 (find_or_generate_expression): Rewrite slightly.
12355 (create_expression_by_pieces): Updated for vn_lookup_or_add
12357 Update VN_INFO for new names.
12358 (insert_into_preds_of_block): Update for new names.
12359 (add_to_exp_gen): New function.
12360 (add_to_sets): Use vn_lookup_or_add_with_stmt.
12361 (find_existing_value_expr): Rewrite to changed vn_lookup.
12362 (create_value_expr_from): Ditto, and use add_to_exp_gen.
12363 (try_look_through_load): Removed.
12364 (try_combine_conversion): Ditto.
12365 (get_sccvn_value): New function.
12366 (make_values_for_phi): Ditto.
12367 (make_values_for_stmt): Ditto.
12368 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
12370 (init_pre): Update for SCCVN changes.
12372 (execute_pre): Ditto.
12374 * tree-flow.h (make_value_handle): Declare.
12375 (set_value_handle): Ditto.
12376 (sort_vuses_heap): Ditto.
12377 (vn_lookup_or_add_with_stmt): Ditto.
12378 (vn_lookup_with_stmt): Ditto.
12379 (vn_compute): Remove.
12381 (vn_delete): Ditto.
12382 (vn_lookup): Update arguments.
12384 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
12385 (tree-vn.o): Ditto.
12386 (tree-ssa-sccvn.o): New.
12387 (OBJS-common): Add tree-ssa-sccvn.o
12389 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12392 * c-typeck.c (build_external_ref): Don't mark as used if called
12394 * calls.c (rtx_for_function_call): Likewise.
12396 2007-06-30 Richard Sandiford <richard@codesourcery.com>
12400 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12402 * dce.c (deletable_insn_p_1): New function, split out from...
12403 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12404 specially, not those inside PARALLELs. Remove BODY argument
12405 and adjust recursive call accordingly.
12406 (prescan_insns_for_dce): Update call to delete_insn_p.
12408 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
12410 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
12411 (try_combine): Move potential calls to undo_all() so they happen
12412 before we commit to using the combined insns.
12414 2006-06-30 Jan Hubicka <jh@suse.cz>
12416 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
12419 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
12421 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
12422 (cgraph_remove_unreachable_nodes): Likewise.
12423 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
12424 * ipa-inline.c (update_caller_keys): Cast according to the coding
12426 (cgraph_decide_recursive_inlining): Likewise.
12427 (cgraph_decide_inlining_of_small_function): Likewise.
12428 (try_inline): Likewise.
12429 (cgraph_decide_inlining_incrementally): Likewise.
12430 * ipa-pure-const.c (get_function_state): Likewise.
12431 (scan_function): Likewise.
12432 (analyze_function): Likewise.
12433 (static_execute): Likewise.
12434 * ipa-reference.c (scan_for_static_refs): Likewise.
12435 (merge_callee_local_info): Likewise.
12436 (analyze_function): Use type safe memory macros.
12437 (static_execute): Likewise. Cast according to the coding conventions.
12438 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
12440 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
12442 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
12443 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
12446 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
12448 PR middle-end/30024
12449 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
12450 for complex modes (both int and real).
12452 2007-06-29 Jan Hubicka <jh@suse.cz>
12454 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
12456 2007-06-29 Jan Hubicka <jh@suse.cz>
12458 PR middle-end/32372
12459 * cse.c (cse_insn): Avoid invalid sharing in between register note and
12462 2007-06-29 Anatoly Sokolov <aesok@post.ru>
12465 * config/avr/avr.c: Include dataflow header file.
12466 (expand_prologue): Adjust for prologue insn change.
12467 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
12470 2007-06-29 Richard Guenther <rguenther@suse.de>
12472 PR middle-end/32493
12473 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
12474 during type verification.
12476 2007-06-29 Jan Hubicka <jh@suse.cz>
12478 * recog.c (validate_change_rtx_1): Unshare TO argument.
12480 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
12482 PR tree-optimization/24659
12483 * tree-vect-transform.c (vectorizable_call): Handle
12484 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12486 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
12487 * config/i386/i386.c (enum ix86_builtins)
12488 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
12489 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
12491 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
12492 const using def_builtin_const.
12493 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
12494 input operands in the same modes as the result.
12495 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
12497 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
12499 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
12500 (df_set_dead_notes_for_mw): Likewise.
12502 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
12504 * c-common.c (pointer_int_sum): Do the negation in sizetype.
12506 2007-06-28 DJ Delorie <dj@redhat.com>
12508 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
12510 2007-06-28 Geoffrey Keating <geoffk@apple.com>
12512 * doc/invoke.texi (C++ Dialect Options): Document
12513 fvisibility-ms-compat.
12514 * c.opt (fvisibility-ms-compat): New.
12516 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12519 * tree-affine.c (aff_combination_add_elt): Handle
12520 pointer addition specially.
12522 2007-06-28 Jakub Jelinek <jakub@redhat.com>
12524 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
12525 decl is non-external for AIX ABI.
12527 2007-06-28 David Edelsohn <edelsohn@gnu.org>
12529 * config/rs6000/predicates.md (current_file_function_operand):
12530 Ensure the symbol is non-external for AIX ABI.
12532 2007-06-28 Nick Clifton <nickc@redhat.com>
12534 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
12535 (fdce, fdse, fpredictive-commoning): Likewise.
12537 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12540 * gcc.c (process_command): Recognize the new -static-libgfortran
12543 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
12546 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
12547 Use a call clobbered hard reg instead of a pseudo reg.
12549 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12551 * config/sh/sh.md (load_gbr): Use correct operand constraint.
12553 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12556 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
12557 REG_LIBCALL and REG_RETVAL notes.
12558 (divsi3, mulsi3): Likewise.
12559 (mulhisi3): Likewise. Use emit_libcall_block.
12560 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
12562 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
12564 PR rtl-optimization/32481
12565 * combine.c (adjust_for_new_dest): Rescan the changed insn.
12567 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12569 * dce.c (deletable_insn_p_1): New function, split out from...
12570 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12571 specially, not those inside PARALLELs. Remove BODY argument
12572 and adjust recursive call accordingly.
12573 (prescan_insns_for_dce): Update call to delete_insn_p.
12575 2007-06-27 Richard Guenther <rguenther@suse.de>
12577 PR middle-end/32492
12578 * tree.h (fold_convertible_p): Declare.
12579 * fold-const.c (fold_convertible_p): New function.
12580 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
12581 instead of lang_hooks.types_compatible_p.
12583 2007-06-26 Jan Hubicka <jh@suse.cz>
12585 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
12586 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
12587 early use validate_unshare_change.
12588 (reload_combine): Likewise.
12589 * recog.c (change_t): New field unshare.
12590 (validate_change_1): Rename from validate_change; add argument unshare.
12591 (validate_change): Turn into wrapper of validate_change_1; update
12592 prototype for bools.
12593 (validate_unshare_change): New.
12594 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
12595 calls of df_insn_rescan.
12596 * recog.h (validate_change): Replace ints by bools.
12597 (validate_unshare_change): Declare.
12599 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12601 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
12603 2007-06-26 Steve Ellcey <sje@cup.hp.com>
12605 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
12607 2007-06-25 Jan Hubicka <jh@suse.cz>
12609 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
12611 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
12612 cgraph_decide_inlining_incrementally): Move uninlinability checks to
12613 places other call site specific checks are performed.
12615 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12618 * tree-vect-transform.c (vectorizable_operation): Convert
12619 POINTER_PLUS_EXPR over to PLUS_EXPR.
12621 2007-06-25 Chao-ying Fu <fu@mips.com>
12623 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
12624 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
12625 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
12626 Document GET_MODE_IBIT, and GET_MODE_FBIT.
12628 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
12629 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12630 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
12631 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
12632 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
12633 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
12634 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
12635 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
12636 ALL_FIXED_POINT_MODE_P): New define.
12637 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12639 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
12641 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
12642 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12643 MODE_VECTOR_UACCUM): New mode classes.
12645 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
12646 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
12647 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
12650 * genmodes.c (struct mode_data): Add ibit and fbit fields.
12651 (blank_mode): Initialize ibit and fbit.
12652 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
12653 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12655 (new_adjust): Change required_class to required_class_from and
12656 required_class_to for testing within a range.
12657 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12658 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12659 MODE_VECTOR_UACCUM.
12660 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
12661 (make_fixed_point_mode): New.
12662 (_ADD_ADJUST): Change C to C1 and C2.
12663 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
12664 use a range for machine classes.
12665 (ADJUST_IBIT, ADJUST_FBIT): New.
12666 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
12668 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12669 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12670 Emit adjustment for ibit and fbit.
12671 (emit_mode_ibit, emit_mode_fbit): New.
12672 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
12674 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
12676 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
12677 as the source of the set.
12679 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
12681 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
12682 FP_REGNO_P): Use IN_RANGE.
12683 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
12684 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
12685 (DATA_REG_P): Use DATA_REGNO_P.
12686 (FP_REG_P): Use FP_REGNO_P.
12687 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
12688 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
12689 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
12691 2007-06-24 Jan Hubicka <jh@suse.cz>
12693 PR middle-end/30563
12694 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
12696 2007-06-24 Sebastian Pop <sebpop@gmail.com>
12698 PR middle-end/32461
12699 * fold-const.c (fold_binary): Strip nops of operand 0
12700 of BIT_NOT_EXPR before calling operand_equal_p.
12701 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
12702 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
12704 2007-06-23 Mark Mitchell <mark@codesourcery.com>
12706 * doc/extend.texi: Document that dllimport and dllexport imply
12707 default visibility.
12708 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
12709 imported or exported declaration, including type declarations.
12710 * c-common.c (handle_visibility_attribute): Check for conflicts
12711 with dllimport/dllexport.
12712 (c_determine_visibility): Handle dllimport/dllexport as an
12713 explicit visibility atttribute.
12715 2007-06-23 Richard Guenther <rguenther@suse.de>
12717 PR tree-optimization/16876
12718 PR middle-end/29478
12719 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
12721 * tree-inline.c (initialize_inlined_parameters): Do not call
12722 lang_hooks.tree_inlining.convert_parm_for_inlining.
12723 * cgraphbuild.c (initialize_inline_failed): Set inline failed
12724 reason for mismatched types.
12725 * gimplify.c (gimplify_call_expr): Verify the call expression
12726 arguments match the called function type signature. Otherwise
12727 mark the call expression to be not considered for inlining
12728 using CALL_CANNOT_INLINE_P flag.
12729 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
12730 edges call expression.
12731 (cgraph_decide_inlining_of_small_function): Likewise.
12732 (cgraph_decide_inlining): Likewise.
12733 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
12735 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
12736 * c-typeck.c (c_convert_parm_for_inlining): Remove.
12737 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
12738 Remove declaration.
12739 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
12740 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
12742 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
12743 convert_parm_for_inlining member.
12745 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
12748 * arm.md (negscc): Match the correct operand for optimized LT0 test.
12749 Remove optimization for GT.
12751 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
12753 PR middle-end/32437
12754 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
12756 (prescan_insns_for_dce): Add extra parameter.
12758 2007-06-23 Jan Hubicka <jh@suse.cz>
12760 PR middle-end/31541
12761 * gimplify.c (mark_addressable): New function.
12762 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
12764 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12766 PR middle-end/32374
12767 * expr.c (store_constructor): Do not clobber non-zeroed memory.
12769 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12772 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
12773 moves between MMX/SSE registers to at least 8 units to prevent
12774 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
12776 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12778 * config/i386/i386.c (override_options): Correct x86_sahf
12781 2007-06-21 David Daney <ddaney@avtrex.com>
12784 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
12785 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
12786 (exception_receiver): Renamed to ...
12787 (nonlocal_goto_receiver): ... this.
12789 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
12791 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
12792 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
12793 partial register accesses.
12795 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
12797 * fold-const.c (debug_fold_checksum): Move it under
12798 ENABLE_FOLD_CHECKING.
12800 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12802 PR middle-end/20623
12803 * tree.h (debug_fold_checksum): Declared.
12804 * fold-const.c (build_fold_addr_expr_with_type_1): New.
12805 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
12806 build_fold_addr_expr_with_type_1.
12807 (fold_addr_expr, debug_fold_checksum): New.
12808 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
12809 (fold_unary, fold_comparison, split_address_to_core_and_offset):
12810 Use fold_addr_expr.
12812 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12814 PR tree-optimization/19590
12815 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
12816 of scev is a constant.
12818 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
12820 * df-problems.c (df_note_bb_compute): Made computation of live
12821 info consistent with df_lr.
12823 2007-06-21 Richard Guenther <rguenther@suse.de>
12825 PR tree-optimization/32453
12826 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
12827 for pointer anti-range.
12829 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
12831 * config/i386/i386.c (processor_target_table): Increase maximum
12832 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
12835 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
12836 byte alignment if > 8 byte alignment is preferred.
12837 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12839 2007-06-21 Jakub Jelinek <jakub@redhat.com>
12841 PR tree-optimization/31866
12842 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
12843 if ASM_EXPR's input is not a SSA_NAME.
12845 PR middle-end/32362
12846 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
12847 but decl is a global var, instead return decl.
12848 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
12849 even for is_global_var decls, if they are private in some outer
12852 2007-06-21 Richard Guenther <rguenther@suse.de>
12854 PR tree-optimization/32451
12855 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
12857 2007-06-21 Christian Bruel <christian.bruel@st.com>
12859 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
12860 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
12861 (push_regs): Changed saving order or banked registers.
12862 (sh_expand_epilogue): Likewise.
12863 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
12864 (FIRST_BANKED_REG): Likewise.
12865 (LAST_BANKED_REG): Likewise.
12866 * config/sh/sh.md (banked) New attribute.
12867 (in_delay_slot): Check banked attribute.
12869 2007-06-20 Sebastian Pop <sebpop@gmail.com>
12871 PR tree-optimization/32075
12872 * tree-data-ref.c (subscript_dependence_tester_1,
12873 analyze_miv_subscript, analyze_overlapping_iterations,
12874 add_distance_for_zero_overlaps, build_classic_dist_vector,
12875 subscript_dependence_tester_1, analyze_overlapping_iterations,
12876 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
12877 compute_affine_dependence, compute_all_dependences): Pass loop_nest
12878 to evolution_function_is_affine_multivariate_p.
12880 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
12882 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
12884 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
12887 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
12889 * config/m32c/prologue.md (epilogue_exitd_16): New.
12890 (epilogue_reit_16): New.
12891 (epilogue_exitd): Rename to epilogue_exitd_24.
12892 (epilogue_reit): Rename to epilogue_reit_24.
12894 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
12895 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12897 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
12899 * haifa-sched.c (queue_to_ready): Don't requeue next insn
12900 if dbg_cnt (sched_insn) reaches the limit.
12901 (choose_ready): New parameter INSN_PTR and new return value.
12902 (schedule_block): Handle dbg_cnt (sched_insn). Handle
12903 the new return value from choose_ready.
12904 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
12905 (rest_of_handle_global_alloc): New global_alloc_at_func.
12907 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
12909 PR tree-optimization/25737
12910 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
12911 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
12912 * tree-flow.h (struct fieldoff): Add new field alias_set.
12913 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
12914 argument addressable_type. Set alias_set of fieldoff.
12915 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
12916 (create_overlap_variables_for): Pass alias_set from fieldoff to
12918 * alias.c (get_alias_set): Use alias_set from SFT if set.
12920 2007-06-20 Hui-May Chang <hm.chang@apple.com>
12922 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
12923 of a variable as an unsigned HOST_WIDE_INT integer.
12925 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
12927 PR rtl-optimization/32405
12928 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
12930 2007-06-20 Jakub Jelinek <jakub@redhat.com>
12932 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
12934 PR middle-end/31959
12935 * builtins.c: Include diagnostic.h.
12936 (expand_builtin_expect): Make gcc_assert more permissive.
12937 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
12939 PR inline-asm/32109
12940 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
12943 PR middle-end/32285
12944 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
12945 if ACCUMULATE_OUTGOING_ARGS.
12947 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12949 * config/m68hc11/m68hc11.c: Include dataflow header file.
12950 (m68hc11_reorg): Port to dataflow.
12952 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12954 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
12955 (struct df_problem.free_blocks_on_set_blocks): New field.
12956 (struct dataflow.optional_p): New field.
12957 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12958 (df_live_set_all_dirty): New function.
12959 * df-scan.c (df_scan_alloc): Initialize optional_p.
12960 (problem_SCAN): Initialize free_blocks_on_set_blocks.
12961 * df-core.c (df_set_blocks): Removed use of
12962 DF_FIRST_OPTIONAL_PROBLEM. Now uses
12963 df_problem.free_blocks_on_set_blocks to determine which blocks are
12965 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
12966 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
12967 uses dataflow.optional_p to determine if problem should be
12969 (rest_of_handle_df_initialize): Only start live problem if
12971 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12972 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
12973 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
12974 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
12975 problem_NOTE): Initialize free_blocks_on_set_blocks.
12976 (df_lr_bb_local_compute): Recompute luids if df_live problem is
12978 (df_live_set_all_dirty, df_note_alloc): New function.
12979 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
12981 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
12982 * postreload.c (reload_combine): Ditto.
12983 * cse.c (cse_extended_basic_block): Ditto.
12984 * regmove.c (mark_flags_life_zones): Ditto.
12985 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
12986 erase_matching_seqs): Ditto.
12987 * bt-load.c (compute_defs_uses_and_gen): Ditto.
12988 * integrate (allocate_initial_values): Ditto.
12989 * combine.c (reg_dead_at_p): Ditto.
12990 * resource.c (mark_target_live_regs): Ditto.
12991 * sched-rgn.c (check_live_1, update_live_1): Ditto.
12992 * config/sh/sh.c (find_r0_life_regions): Ditto.
12993 * global.c (rest_of_handle_global_alloc): Only add back df_live
12995 * local-alloc.c (rest_of_handle_local_alloc): Only remove
12996 df_live for -O > 1.
12997 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
12999 (if_convert): Make sure df_live is there at -O == 1.
13000 (pass_if_after_combine): Cleanup flags.
13001 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
13002 is there at -O == 1.
13004 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
13006 * config/arm/arm.c (arm_get_frame_offsets): Set
13007 offsets->locals_base to avoid negative stack size.
13008 (thumb1_expand_prologue): Assert on negative stack size.
13010 2007-06-19 Sebastian Pop <sebpop@gmail.com>
13012 PR tree-optimization/32367
13013 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
13014 of the chrec has no evolution in that loop.
13015 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
13017 2007-06-19 Bob Wilson <bob.wilson@acm.org>
13019 * config/xtensa/xtensa.c: Include "df.h".
13020 (xtensa_builtin_saveregs): Use adjust_address instead of
13022 (xtensa_va_start): Invoke make_tree with sizetype for
13023 expand_builtin_saveregs and then convert the result to a pointer.
13024 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
13025 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
13026 Subtract argument size from index value as integers and then use
13027 POINTER_PLUS_EXPR to add the result to the array address.
13029 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
13032 * config/m32c/m32c.c: Include dataflow header file.
13033 (m32c_emit_prologue): Adjust for prologue insn change.
13034 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
13035 once inside a PARALLEL. Assume frame size passed in operand 0
13036 includes space to save the fb register.
13037 (prologue_enter_24): Likewise.
13038 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
13040 2007-06-19 David Daney <ddaney@avtrex.com
13043 * config/mips/mips.md (cprestore): Mark $gp as used.
13045 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
13048 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
13049 (frv_ifcvt_modify_insn): Likewise.
13051 2007-06-19 Richard Guenther <rguenther@suse.de>
13053 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
13054 only handle positive offsets that fit in a HOST_WIDE_INT.
13056 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
13058 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
13059 result of rsqrt insn for zero input argument to avoid NaN.
13061 2007-06-19 Richard Guenther <rguenther@suse.de>
13063 PR middle-end/31950
13064 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
13066 2007-06-19 Jakub Jelinek <jakub@redhat.com>
13068 PR tree-optimization/32353
13069 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
13071 2007-06-19 Nick Clifton <nickc@redhat.com>
13073 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
13075 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
13078 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
13079 * config/i386/i386.c (assign_386_stack_local): Assert that
13080 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
13081 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
13082 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
13083 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
13085 2007-06-18 Steve Ellcey <sje@cup.hp.com>
13087 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
13089 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
13091 PR rtl-optimization/32321
13092 * gcse.c (replace_store_insn): Update the note before
13093 calling emit_insn_after.
13095 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13097 PR middle-end/32355
13098 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
13100 * df-problems.c (df_note_bb_compute): Fix dumping info.
13102 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
13104 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
13105 insn with emit_jump_insn.
13107 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
13109 PR tree-optimization/32383
13110 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
13111 * targhooks.h (default_builtin_reciprocal): Update prototype.
13112 * target.h (struct gcc_target): Update builtin_reciprocal.
13113 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
13114 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
13115 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
13116 when fndecl is in BUILT_IN_MD class.
13117 (execute_convert_to_rsqrt): Ditto.
13119 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
13120 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
13121 Convert BUILT_IN_SQRTF code only when md_fn is false.
13123 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
13125 * bt-load.c (move_btr_def): Fix the order of arguments
13126 to validate_replace_rtx.
13128 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
13130 * config/m68k/m68k-devices.def: Add 54450..54455.
13132 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
13134 PR rtl-optimization/32366
13135 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
13136 FLOAT_EXTEND]: Prevent non-scalar modes from entering
13139 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
13141 PR middle-end/32349
13142 * modulo-sched (generate_reg_moves): Added rescan parameter and if
13143 this is true, rescan insn being modified.
13144 (sms_schedule): Added rescan parameter.
13145 (rest_of_handle_sms): Moved freeing of dominance info to before
13146 getting out of cfg_layout.
13148 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
13150 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
13151 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
13154 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
13155 FL_CF_EMAC from the entry for isac.
13157 * config/m68k/predicates.md (const_call_operand): Adjust comment.
13158 (const_sibcall_operand): New.
13159 (sibcall_operand): Use it.
13160 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
13161 (m68k_isas): ISAC does not imply FPU or EMAC.
13162 (override_options): Add ISA_C logic for symbolic jump & call.
13164 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
13166 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
13167 return mode from the builtin itself.
13168 (sparc_fold_builtin): Fix cast of zero constant.
13170 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
13172 * targhooks.c (default_builtin_reciprocal): New default target hook.
13173 * targhooks.h (default_builtin_reciprocal): Add prototype.
13174 * hooks.c (hook_tree_tree_bool_null): Remove hook.
13175 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
13176 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
13177 default_builtin_reciprocal.
13179 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
13181 PR middle-end/31723
13182 * hooks.c (hook_tree_tree_bool_null): New hook.
13183 * hooks.h (hook_tree_tree_bool_null): Add prototype.
13184 * tree-pass.h (pass_convert_to_rsqrt): Declare.
13185 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
13186 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
13187 and convert it to reciprocal a*rfunc(b).
13188 (execute_convert_to_rsqrt): New function.
13189 (gate_convert_to_rsqrt): New function.
13190 (pass_convert_to_rsqrt): New pass definition.
13191 * target.h (struct gcc_target): Add builtin_reciprocal.
13192 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
13193 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
13194 TARGET_BUILTIN_RECIPROCAL.
13195 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
13197 * config/i386/i386.h (TARGET_RECIP): New define.
13198 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
13199 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13200 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13201 and not optimizing for size.
13202 (*rcpsf2_sse): New insn pattern.
13203 (*rsqrtsf2_sse): Ditto.
13204 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
13205 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13206 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13207 and not optimizing for size.
13208 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
13209 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13210 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13211 and not optimizing for size.
13212 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
13213 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13214 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13215 and not optimizing for size.
13216 (*sse_rsqrtv4sf2): Do not export.
13217 (sqrtv4sf2): Ditto.
13218 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
13219 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13220 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13221 and not optimizing for size.
13222 (sqrtv4sf2): Ditto.
13223 * config/i386/i386.opt (mrecip): New option.
13224 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
13225 (ix86_emit_swsqrtsf): Ditto.
13226 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
13227 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
13228 builtin definition.
13229 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
13230 ix86_expand_unop1_builtin.
13231 (ix86_emit_swdivsf): New function.
13232 (ix86_emit_swsqrtsf): Ditto.
13233 (ix86_builtin_reciprocal): New function.
13234 (TARGET_BUILTIN_RECIPROCAL): Use it.
13235 (ix86_vectorize_builtin_conversion): Rename from
13236 ix86_builtin_conversion.
13237 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
13238 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
13239 "i386 and x86_64 Options" section.
13240 (Intel 386 and AMD x86_64 Options): Document -mrecip.
13242 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13243 Zdenek Dvorak <dvorakz@suse.cz>
13244 Richard Guenther <rguenther@suse.de>
13245 Kaz Kojima <kkojima@gcc.gnu.org>
13247 * tree-vrp.c (compare_values_warnv): Convert val2 to
13249 (extract_range_from_assert): Create
13250 POINTER_PLUS_EXPR for pointer types.
13251 (extract_range_from_binary_expr): Handle
13252 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
13254 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
13255 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
13256 POINTER_PLUS_EXPR as PLUS_EXPR.
13257 (number_of_iterations_lt_to_ne):
13258 For pointer types, use sizetype when
13259 creating MINUS_EXPR/PLUS_EXPRs.
13260 (assert_loop_rolls_lt): For pointer types, use sizetype when
13261 creating MINUS_EXPR/PLUS_EXPRs.
13262 (number_of_iterations_le): Likewise.
13263 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
13264 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
13265 like PLUS_EXPR and MINUS_EXPR.
13266 * tree-pretty-print.c (dump_generic_node): Handle
13268 (op_prio): Likewise.
13269 (op_symbol_1): Likewise.
13270 * optabs.c (optab_for_tree_code): Likewise.
13271 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
13273 * tree-tailcall.c (process_assignment): Mention
13274 POINTER_PLUS_EXPR in a TODO comment.
13275 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
13276 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
13277 not used with a pointer and an integer type.
13278 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
13279 increment using chrec_convert_rhs instead of chrec_convert.
13280 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
13281 PLUS_EXPR except for the right hand side's type will be
13283 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
13284 (fold_used_pointer_cast): Kill.
13285 (pointer_offset_p): Kill.
13286 (fold_used_pointer): Kill.
13287 (pointer_used_p): Kill.
13288 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
13289 call fold_used_pointer.
13290 (instantiate_parameters_1): Convert the increment
13291 using chrec_convert_rhs instead of chrec_convert.
13292 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
13293 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
13294 instead of PLUS_EXPR.
13295 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
13296 PLUS_EXPR for pointers.
13297 (std_gimplify_va_arg_expr): Likewise.
13298 (fold_builtin_memory_op): Likewise.
13299 (fold_builtin_strstr): Likewise.
13300 (fold_builtin_strchr): Likewise.
13301 (fold_builtin_strrchr): Likewise.
13302 (fold_builtin_strpbrk): Likewise.
13303 (expand_builtin_memory_chk): Likewise.
13304 (fold_builtin_memory_chk): Likewise.
13305 (std_expand_builtin_va_start): Use
13306 sizetype for the call to make_tree and then convert
13307 to the pointer type.
13308 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
13309 instead of PLUS_EXPR for adding to a pointer.
13310 (std_gimplify_va_arg_expr): Use fold_build2 for
13311 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
13312 the operands to sizetype first and then cast the BIT_AND_EXPR
13313 back to the pointer type.
13314 * fold-const.c (build_range_check): Handle pointer types
13316 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
13317 of PLUS_EXPR's. Make sure the offset is converted to
13319 (try_move_mult_to_index): Strip the NOPs from the offset.
13320 Remove code argument and replace all uses with PLUS_EXPR.
13321 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
13322 specially. Don't use a pointer type for MINUS_EXPR.
13323 (fold_unary): Handle for (T1)(X op Y),
13324 only p+ as that is the only as that can be handled for
13325 binary operators now.
13326 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
13328 <case PLUS_EXPR>: Add folding of PTR+INT into
13330 Don't call try_move_mult_to_index.
13331 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
13332 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
13333 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
13334 Don't call try_move_mult_to_index.
13335 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
13336 (tree_expr_nonzero_p): Likewise.
13337 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
13338 of PLUS_EXPR for the complex expression folding.
13339 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
13340 first chrec is a pointer type, then the second should
13341 be sizetype and not the first's type.
13342 For POINTER_PLUS_EXPR, use a different right hand side type.
13343 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13344 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
13345 different right hand side type.
13346 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13347 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
13348 instead of PLUS_EXPR.
13349 When either operand is zero, convert the other operand.
13350 (chrec_apply): Use chrec_convert_rhs
13351 on the argument x instead of chrec_convert.
13352 (reset_evolution_in_loop): For pointer types, the new_evol
13353 should be sizetype.
13354 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
13355 different right hand side type.
13356 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13357 (chrec_convert_rhs): New function.
13358 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
13359 different right hand side type.
13360 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13361 * tree-chrec.h (chrec_convert_rhs): New prototype.
13362 (build_polynomial_chrec): For pointer types, the right hand
13363 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
13364 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
13365 Remove subtraction case as it is always addition now.
13366 Make sure the offset is converted to sizetype.
13367 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
13368 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
13369 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
13370 PLUS_EXPR in pointer type.
13371 Handle POINTER_PLUS_EXPR.
13372 (tree_to_aff_combination): Likewise.
13373 (force_expr_to_var_cost): Likewise.
13374 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
13375 instead of PLUS_EXPR for pointers.
13376 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
13377 instead of PLUS_EXPR of pointer types.
13378 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
13380 (check_va_list_escapes): Likewise.
13381 (check_all_va_list_escapes): Likewise.
13382 * dwarf2out.c (loc_descriptor_from_tree_1):
13383 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
13384 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
13385 (string_constant): Likewise.
13386 * tree-ssa-address.c (tree_mem_ref_addr): When adding
13387 the offset to the base, use POINTER_PLUS_EXPR.
13388 (add_to_parts): Convert the index to sizetype.
13389 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
13390 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
13391 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
13392 Offset only holds something for PLUS_EXPR.
13393 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
13395 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
13397 (analyze_accesses_for_modify_stmt): Likewise.
13398 Remove comment about the type being integral type as it is
13400 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
13402 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
13404 Correct the type which the artimentic is done in (is now
13407 * tree-data-ref.c (split_constant_offset): Handle
13409 * tree-affine.c (tree_to_aff_combination): Likewise.
13410 * c-typeck.c (build_unary_op): For pointers create the increment
13411 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
13413 * gimplify.c (gimplify_self_mod_expr): Create a
13414 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13415 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
13416 * tree.def (POINTER_PLUS_EXPR): New tree code.
13417 * tree-predcom.c (ref_at_iteration): If we have a pointer
13418 type do the multiplication in sizetype.
13419 * tree-mudflap.c (mf_xform_derefs_1): Create a
13420 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13421 * tree-ssa-forwprop.c
13422 (forward_propagate_addr_into_variable_array_index):
13423 Don't expect there to be a cast for the index as that
13424 does not exist anymore.
13425 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
13426 instead of PLUS_EXPR.
13427 Don't check for the first operand of the POINTER_PLUS_EXPR
13428 was the index as it cannot be.
13429 Call forward_propagate_addr_into_variable_array_index with
13430 the SSA_NAME instead of the statement.
13431 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
13432 (compare_constant): Likewise.
13433 (copy_constant): Likewise.
13434 (compute_reloc_for_constant): Likewise.
13435 (output_addressed_constants): Likewise.
13436 (initializer_constant_valid_p): Likewise.
13437 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
13438 Convert the MIN/MAX of the inner type to the outer
13439 type before comparing them.
13440 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
13441 POINTER_PLUS_EXPR instead of PLUS_EXPR.
13442 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
13443 of PLUS_EXPR for pointers.
13444 * tree-inline.c (estimate_num_insns_1): Handle
13446 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
13447 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13448 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
13449 instead of PLUS_EXPR for the pointer increment statement.
13450 (vect_update_ivs_after_vectorizer): For pointer types, create
13451 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
13452 MULT_EXPR in sizetype.
13453 (vect_gen_niters_for_prolog_loop): Add a cast when creating
13455 * tree-object-size.c (plus_expr_object_size): Handle
13456 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
13457 code which is trying to figure out which side is a pointer and
13459 (check_for_plus_in_loops_1): Likewise.
13460 (check_for_plus_in_loops): Likewise.
13461 * c-common.c (pointer_int_sum): Create a
13462 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13463 * tree-ssa-structalias.c (handle_ptr_arith): Handle
13464 only POINTER_PLUS_EXPR. Removing all the extra
13465 code which is trying to figure out which side is a pointer and
13467 * tree-cfg.c (verify_expr): Add extra checking for pointers and
13468 PLUS_EXPR and MINUS_EXPR.
13469 Also add checking to make sure the operands of POINTER_PLUS_EXPR
13471 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
13472 with make_tree, instead of a pointer type.
13473 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
13474 for pointers instead of PLUS_EXPR.
13475 (s390_gimplify_va_arg): Likewise.
13476 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
13477 instead of PLUS_EXPR when doing addition on pointer
13478 types. Use sizetype for the second operand.
13479 (spu_gimplify_va_arg_expr): Likewise.
13480 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
13481 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
13482 a pointer. Don't create a BIT_AND_EXPR for pointer types.
13483 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
13484 for the pointer addition and also use size_int/sizetype
13486 (ix86_gimplify_va_arg): Likewise.
13487 Perform BIT_AND_EXPR on sizetype arguments.
13488 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
13489 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
13490 for the pointer additions and also use size_int for the offsets.
13491 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
13492 additions and also use size_int for the offsets. Perform
13493 BIT_AND_EXPR on sizetype arguments.
13494 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
13495 POINTER_PLUS_EXPR for pointers and create the
13496 BIT_AND_EXPR in sizetype.
13497 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
13498 instead of PLUS_EXPR for pointer addition.
13499 (rs6000_va_start): Likewise.
13500 Also use sizetype for the offset.
13501 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
13502 as PLUS_EXPR/MINUS_EXPR.
13503 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
13504 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
13505 Don't use BIT_AND_EXPR on a pointer type, convert the
13506 expression to sizetype first.
13507 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
13509 (mips_gimplify_va_arg_expr): Likewise.
13510 Don't create BIT_AND_EXPR in a pointer type.
13512 2007-06-15 Eric Christopher <echristo@apple.com>
13514 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
13515 (x86_64-*-darwin*): Ditto.
13516 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
13519 2007-06-15 Matthew Wilcox <matthew@wil.cx>
13521 * doc/extend.texi: Document behavior of __attribute__((aligned))
13524 2007-06-15 Mark Mitchell <mark@codesourcery.com>
13526 * rtlanal.c (note_stores): Improve documentation.
13528 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
13530 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
13531 LOCAL_LABEL_PREFIX): Delete.
13532 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
13533 (bfin_internal_label): Delete.
13535 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
13537 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
13538 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
13539 otherwise define to LIBGCC2_TF_CEXT.
13540 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
13541 (LIBGCC_TF_CEXT): Ditto.
13544 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
13546 PR rtl-optimization/32339
13547 * df-scan.c (df_uses_record): Don't modify flags but just add to
13548 it for df_ref_record.
13550 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13552 * tree-mudflap.c: Fix whitespace issues.
13554 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
13556 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
13558 2007-06-14 Eric Christopher <echristo@apple.com>
13560 * config/i386/sse.md (movdi_to_sse): Rewrite body.
13561 (movv4sf): Use gcc_unreachable instead of abort.
13563 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13566 * config/i386/sfp-machine.h (CMPtype): New define.
13567 (mach stubs): Use CMPtype instead of int as a return type.
13569 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13571 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
13572 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
13573 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
13574 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
13575 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
13576 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
13577 config/soft-fp/soft-fp.h: Update from glibc CVS.
13579 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
13581 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
13583 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
13586 * config/v850/v850.c: Include dataflow header file.
13587 (substitute_ep_register): Fix typo.
13589 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13591 * configure.ac: Fix earlier checkin.
13592 * configure: Regenerated.
13594 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13596 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
13597 * aclocal.m4: Regenerate.
13598 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
13599 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
13600 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
13601 * configure: Regenerate.
13602 * Makefile.in (LOOSE_WARN): Subst loose_warn.
13604 * Makefile.in (quickstrap): Build libgcc too.
13606 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13608 * configure.ac: Add --enable-checking=df. Explicitly mention that
13609 the variables are initialized as for "release".
13610 * df-core.c: Use it.
13611 * configure: Regenerate.
13612 * config.in: Regenerate.
13614 2007-06-14 Bob Wilson <bob.wilson@acm.org>
13616 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
13617 validate_replace_rtx instead of replace_rtx.
13618 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
13620 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
13622 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
13623 (DWARF2_UNWIND_INFO): Override default if configured with
13625 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
13626 (ENDFILE_SPEC): Add crtend.o.
13627 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
13628 (ENDFILE_SPEC): Add crtend.o.
13629 (TARGET_USE_JCR_SECTION): Define.
13630 (MD_UNWIND_SUPPORT): Define for 32-bit target.
13632 * config/i386/cygming-crtbegin.c: New file.
13633 * config/i386/cygming-crtend.c: New file.
13635 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
13637 * config/i386/w32-unwind.h: New file.
13639 2007-06-13 Eric Christopher <echristo@apple.com>
13641 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
13642 the user set a value below STACK_BOUNDARY.
13644 2007-06-13 Thiemo Seufer <ths@networkno.de>
13646 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
13647 imply -lpthread for -pthread.
13649 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13651 * basic-block.h: Remove the prototype for
13652 free_basic_block_vars.
13653 * cfglayout.h: Remove the prototype for
13654 insn_locators_initialize.
13655 * tree.h: Remove the prototype for emit_line_note.
13657 * tree-ssa-pre.c (mergephitemp): Remove.
13658 (init_pre): Don't use mergephitemp.
13660 2007-06-13 Eric Christopher <echristo@apple.com>
13662 * config/i386/i386.c (override_options): If we've specified
13663 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
13665 2007-06-13 Bob Wilson <bob.wilson@acm.org>
13667 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
13670 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13672 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
13673 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
13674 (eh_store_handler): New pattern.
13675 (eh_return): Emit it instead of a plain move.
13677 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
13679 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
13680 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
13681 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
13684 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13686 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
13687 (find_next_insn_start, find_load): New functions.
13688 (bfin_reorg): Use them to deal with the fact that parallel insns are
13689 no longer represented as a SEQUENCE.
13691 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
13693 * config/sparc/sparc.c (sparc_override_options): Initialize
13694 fpu mask correctly.
13696 2007-06-13 Dave Korn <dave.korn@artimi.com>
13698 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
13701 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13703 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
13704 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
13705 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
13706 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
13707 tree-vect-transform.c: Fix comment typos. Follow spelling
13710 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13712 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
13713 to the exit block use set.
13714 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
13715 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
13716 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
13718 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13720 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
13721 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
13722 to indicate an error.
13723 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
13725 (dbg_cnt_process_opt): Print an error on a bad argument.
13726 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
13727 * common.opt (-fdbg-cnt-list): New.
13728 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
13730 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
13732 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
13733 flag on ref-all pointers.
13735 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13737 PR middle-end/31579
13738 * expr.c (expand_expr_addr_expr_1): Call expand_expr
13739 for the offset with the modifier as EXPAND_INITIALIZER
13740 if the modifier is EXPAND_INITIALIZER.
13741 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
13742 a register if we had an overflow.
13744 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13746 * real.c (real_isfinite): New.
13747 (real_sqrt): Use it.
13748 * real.h (real_isfinite): New.
13749 * builtins.c: Use it.
13751 2007-06-12 Ian Lance Taylor <iant@google.com>
13752 Daniel Berlin <dberlin@dberlin.org>
13755 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
13756 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
13757 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
13758 (DECL_NO_TBAA_P): Define.
13759 (struct tree_decl_common): Add no_tbaa_flag field.
13760 * tree-ssa-structalias.c (struct variable_info): Add
13761 no_tbaa_pruning field.
13762 (new_var_info): Initialize no_tbaa_pruning field.
13763 (unify_nodes): Copy no_tbaa_pruning field.
13764 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13765 (dump_solution_for_var): Print no_tbaa_pruning flag.
13766 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
13768 (compute_tbaa_pruning): New static function.
13769 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
13770 Call compute_tbaa_pruning.
13771 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
13772 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13773 * gimple-low.c (lower_stmt): Likewise.
13774 * tree-gimple.c (is_gimple_stmt): Likewise.
13775 * tree-ssa-operands.c (get_expr_operands): Likewise.
13776 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13777 * tree-inline.c (estimate_num_insns_1): Likewise.
13778 (copy_result_decl_to_var): Likewise.
13779 * expr.c (expand_expr_real_1): Likewise.
13780 * tree-pretty-print.c (dump_generic_node): Likewise.
13781 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
13782 * omp-low.c (omp_copy_decl_2): Likewise.
13783 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
13784 * doc/c-tree.texi (Expression trees): Document
13785 CHANGE_DYNAMIC_TYPE_EXPR.
13787 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13789 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
13790 with !HONOR_NANS and !HONOR_INFINITIES.
13791 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
13793 2007-06-12 Tristan Gingold <gingold@adacore.com>
13795 * gcov.c: Comments updated.
13796 (source_info): Add file_time field.
13797 (source_index): New variable.
13798 (mutiple_files): New variable.
13799 (generate_results): New function extracted from process_file.
13800 (process_file): Save and restore chain of functions, generate
13801 results and free structures only if not merging results.
13802 (release_structures): File names are now freed in create_file_names
13803 (create_file_names): Free previous file names.
13804 (find_source): File date is now read here and modifications in
13805 source files is checked here.
13806 (read_graph_file): Only reverse order of functions for the current
13808 (make_gcov_file_name): Do not generate long names if input_name is
13810 (output_lines): If merging results do not display graph, data and
13812 Checking source file modification is done in find_source.
13814 * doc/gcov.texi: Append an s to sourcefile.
13816 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
13818 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
13819 (forced_nop): New pattern.
13820 * config/bfin/bfin.c: Include "df.h".
13821 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
13822 (bfin_discover_loop): Use df_get_live_in instead of
13823 global_live_at_start.
13824 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
13825 df_analyze when done.
13826 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
13827 the insns. Use QImode for the final insn in a bundle. Call
13828 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
13830 (reorder_var_tracking_notes): New function.
13831 (bfin_reorg): Pass no argument to split_all_insns. Don't call
13832 update_life_info. Call df_analyze after scheduling and bundle
13833 generation. Call reorder_var_tracking_notes if generating these
13834 notes. Call df_finish_pass at the end.
13836 2007-06-12 Dirk Mueller <dmueller@suse.de>
13838 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
13839 a comparison, not an assignment.
13841 2007-06-12 Olivier Hainque <hainque@adacore.com>
13843 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
13844 Request walking the subtrees only, leaving the current is_lhs/val_only
13846 (convert_non_local_reference): Likewise.
13848 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
13850 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
13852 2007-06-12 Richard Guenther <rguenther@suse.de>
13854 PR tree-optimization/15353
13855 PR tree-optimization/31657
13856 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
13857 * timevar.def: Add TV_TREE_IFCOMBINE.
13858 * tree-pass.h (pass_tree_ifcombine): Declare.
13859 * tree-ssa-ifcombine.c: New file.
13860 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
13861 * tree-flow.h (blocks_in_phiopt_order): Declare.
13862 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
13863 (tree-ssa-ifcombine.o): New dependencies.
13865 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13867 PR rtl-optimization/32293
13868 * combine.c (simplify_if_then_else): Truncate return from
13869 nonzero_bits() to correct mode.
13871 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13873 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
13874 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
13876 2007-06-11 Diego Novillo <dnovillo@google.com>
13878 * Makefile.in (reload1.o-warn): Remove.
13880 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
13882 * combine.c (subst): Use reg_overlap_mentioned_p
13883 instead of comparing register numbers directly.
13885 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13887 * reload1.c (mark_home_live_1): Use the mode parameter.
13889 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13891 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
13892 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
13894 * df-core.c: Ditto.
13896 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
13898 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
13900 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13902 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
13903 from integer registers.
13904 (FP mode splitters): Handle TFmode.
13906 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
13908 * tree-ssa-structalias.c (find_what_p_points_to): Return false
13909 for ref-all pointers that point-to anything.
13911 2007-06-11 Joseph Myers <joseph@codesourcery.com>
13913 * config/arm/arm.c (arm_output_dwarf_dtprel,
13914 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
13916 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
13918 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
13919 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
13922 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
13924 * tree.c (signed_or_unsigned_type_for): New.
13925 (unsigned_type_for): Use signed_or_unsigned_type_for.
13926 (signed_type_for): Use signed_or_unsigned_type_for.
13927 * tree.h (signed_or_unsigned_type_for): New.
13928 (get_signed_or_unsigned_type): Remove.
13929 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
13930 lang_hooks.types.signed_type
13931 (size_diffop): Likewise.
13932 (all_ones_mask_p): Likewise.
13933 (build_range_check): Likewise.
13934 (fold_cond_expr_with_comparison): Likewise.
13935 (fold_cond_expr_with_comparison): Likewise.
13936 (unextend): Likewise.
13937 (extract_muldiv_1): Likewise.
13938 (fold_single_bit_test_into_sign_test): Likewise.
13939 (fold_binary): Likewise.
13940 (fold_ternary): Likewise.
13941 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
13942 instead of get_signed_or_unsigned_type.
13943 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
13944 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13945 * expr.c (signed_or_unsigned_type_for): Use
13946 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
13947 * langhooks.c (get_signed_or_unsigned_type): Remove.
13948 (lhd_signed_or_unsigned_type): Remove.
13949 * langhooks.h (lang_hooks_for_types): Remove signed_type and
13950 signed_or_unsigned_type.
13951 (lhd_signed_or_unsigned_type): Remove.
13952 * expmed.c (make_tree): Use signed_type_for instead of
13953 lang_hooks.types.signed_type.
13954 * c-common.c (same_scalar_type_ignoring_signedness): Use
13955 c_common_signed_type instead of lang_hooks.types.signed_type.
13956 (c_common_unsigned_type): New.
13957 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
13958 (shorten_compare): Use c_common_unsigned_type instead of
13959 c_common_signed_or_unsigned_type.
13960 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
13962 * convert.c (convert_to_integer): Use signed_type_for instead of
13963 lang_hooks.types.signed_type.
13964 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13965 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
13966 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
13967 * c-format.c (check_format_types): Use c_common_unsigned_type
13968 instead of unsigned_type_for.
13969 * c-decl.c (groakdeclarator): Likewise.
13970 * c-typeck.c (convert_for_assignment): Likewise.
13971 * c-common.h (c_common_unsigned_type): New.
13973 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13976 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
13977 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
13979 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13981 PR middle-end/32279
13982 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
13983 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
13985 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
13986 Sebastian Pop <sebpop@gmail.com>
13988 * lambda-code.c (remove_iv): New.
13989 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
13991 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
13993 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
13994 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
13995 * tree-ssa-loop-prefetch.c: Include optabs.h.
13996 (FENCE_FOLLOWING_MOVNT): New macro.
13997 (struct mem_ref): Add independent_p and storent_p fields.
13998 (record_ref): Initalize the new fields.
13999 (gather_memory_references_ref): Return true if the reference
14001 (gather_memory_references): Check whether all memory accesses
14002 in loop were recorded.
14003 (should_issue_prefetch_p): Return false for nontemporal stores.
14004 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
14005 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
14006 (determine_loop_nest_reuse): Detect independent memory references.
14007 (loop_prefetch_arrays): Call mark_nontemporal_stores.
14008 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
14009 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
14010 * config/i386/i386.h (x86_mfence): Declare.
14011 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
14012 * config/i386/i386.c (x86_mfence): New variable.
14013 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
14015 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
14016 * optabs.c (init_optabs): Initialize storent_optab.
14017 * optabs.h (enum optab_index): Add OTI_storent.
14018 (storent_optab): Declare.
14019 * genopinit.c (optabs): Add initialization for storent_optab.
14020 * tree.h (MOVE_NONTEMPORAL): New macro.
14021 * expr.c (expand_assignment, store_expr, store_constructor_field,
14022 store_constructor, store_field, expand_expr_real_1): Propagate
14023 nontemporality of the expanded store.
14024 (emit_storent_insn): New function.
14025 * expr.h (expand_assignment, store_expr): Declaration changed.
14026 * function.c (assign_parm_setup_reg): Pass false as nontemporality
14027 to expand_assignment.
14028 * stmt.c (expand_asm_expr): Ditto.
14029 * calls.c (initialize_argument_information): Pass false as
14030 nontemporality to store_expr.
14031 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
14034 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
14036 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
14038 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
14040 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
14042 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
14043 and allow DECL_P here.
14045 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
14047 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
14048 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
14049 track of the size of the expression.
14050 * cfghooks.c (merge_blocks): Remove block from loops structure only
14051 after call of the merge_blocks hook.
14053 2007-06-09 Tom Tromey <tromey@redhat.com>
14055 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
14056 (deprecated_state): Removed.
14057 (start_decl): Update.
14058 (enum deprecated_states): Moved earlier.
14059 (groktypename): Update.
14060 (push_parm_decl): Likewise.
14061 (grokfield): Likewise.
14062 (start_function): Likewise.
14064 2007-06-09 Ian Lance Taylor <iant@google.com>
14066 PR tree-optimization/32169
14067 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
14068 CONVERT_EXPR, check whether min and max both converted to an
14069 overflow infinity representation.
14071 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
14073 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
14074 not inserted on the edge.
14076 2007-06-08 Bob Wilson <bob.wilson@acm.org>
14078 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
14079 instructions if they are supported.
14080 (__divsi3, __umodsi3, __modsi3): Likewise.
14081 (__ashldi3, __ashrdi3, __lshrdi3): New.
14082 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
14084 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
14085 Tony Linthicum <tony.linthicum@amd.com>
14087 * doc/invoke.texi: Add fvect-cost-model flag.
14088 * common.opt (fvect-cost-model): New flag.
14089 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
14090 cost fields in stmt_vec_info struct for STMT.
14091 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
14092 fields in stmt_vec_info struct and access functions for the same.
14093 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
14094 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
14095 load, store and vector to scalar operation.
14096 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
14097 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
14098 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
14099 (TARG_VEC_STORE_COST): Define cost of vector store.
14100 (vect_estimate_min_profitable_iters): Define new function.
14101 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
14102 check to evaluate if loop iterations are less than minimum profitable
14103 iterations determined by cost model or minimum vect loop bound defined
14104 by user, whichever is more conservative.
14105 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
14106 run-time check to evaluate if loop iterations are less than minimum
14107 profitable iterations determined by cost model or minimum vect loop
14108 bound defined by user, whichever is more conservative.
14109 (vect_estimate_min_profitable_iterations): New function to estimate
14110 mimimimum iterartions required for vector version of loop to be
14111 profitable over scalar version.
14112 (vect_model_reduction_cost): New function.
14113 (vect_model_induction_cost): New function.
14114 (vect_model_simple_cost): New function.
14115 (vect_cost_strided_group_size): New function.
14116 (vect_model_store_cost): New function.
14117 (vect_model_load_cost): New function.
14118 (vectorizable_reduction): Call vect_model_reduction_cost during
14120 (vectorizable_induction): Call vect_model_induction_cost during
14122 (vectorizable_load): Call vect_model_load_cost during analysis phase.
14123 (vectorizable_store): Call vect_model_store_cost during analysis phase.
14124 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
14125 vectorizable_promotion, vectorizable_demotion): Call
14126 vect_model_simple_cost during analysis phase.
14128 2007-06-08 Simon Baldwin <simonb@google.com>
14130 * reg-stack.c (get_true_reg): Readability change. Moved default case
14131 label into direct switch statement scope.
14133 2007-06-08 Simon Baldwin <simonb@google.com>
14135 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
14136 in gcc_assert() with '==' comparison.
14138 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14140 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
14141 TARGET_ABM handling of x86_popcnt variable.
14143 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14145 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
14146 __builtin_copysignq and __builtin_infq built-in functions.
14148 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14150 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
14151 SSE4.2 section. Correct built-in function names in SSE4A section.
14153 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14155 PR tree-optimization/32243
14156 * tree-vect-transform.c (vectorizable_type_promotion): Move check
14157 for ncopies after ratio check between nunits_out and nunits_in.
14158 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
14160 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
14162 PR tree-optimization/32224
14163 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
14164 vectorization upon a non GIMPLE_MODIFY_STMT.
14166 2007-06-08 Christian Bruel <christian.bruel@st.com>
14169 * config/sh/sh.md (doloop_end): New pattern and splitter.
14170 * loop-iv.c (simple_rhs_p): Check for hardware registers.
14172 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
14174 PR middle-end/32209
14175 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
14177 (verify_dominators): Do not change dominance tree.
14179 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14181 * config/sh/constraints.md: New file.
14182 * config/sh/sh.c: Include tm-constrs.h.
14183 (reg_class_from_letter): Remove.
14184 (prepare_cbranch_operands): Use satisfies_constraint_*
14185 function instead of macro.
14186 (andcosts, broken_move, sh_secondary_reload): Likewise.
14187 * config/sh/predicates.md (trapping_target_operand): Likewise.
14188 (and_operand, arith_operand, arith_reg_or_0_operand,
14189 cmp_operand, logical_operand, target_operand,
14190 ua_address_operand, ua_offset, xor_operand): Likewise.
14191 * config/sh/sh.md: Include constraints.md.
14192 (*movsicc_t_false): Use satisfies_constraint_* function
14194 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
14195 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
14196 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
14197 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
14198 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
14199 (REG_CLASS_FROM_CONSTRAINT): Remove.
14200 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
14201 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
14202 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
14203 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
14204 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
14205 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
14206 function instead of macro.
14207 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
14208 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
14209 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
14210 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
14211 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
14212 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
14213 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
14214 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
14215 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
14216 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
14217 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
14218 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
14219 EXTRA_CONSTRAINT_STR): Likewise.
14220 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
14222 2007-06-07 Geoffrey Keating <geoffk@apple.com>
14224 * config/i386/darwin.h (STACK_BOUNDARY): Define.
14226 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
14229 * c-common.h (flag_cpp0x): Replaced by...
14230 (cxx_dialect): ... this new variable specifying the C++ dialect that
14232 * c-common.c (flag_cpp0x): Removed.
14233 (cxx_dialect): Defined.
14234 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
14236 * c-opts.c (c_common_post_options): Likewise.
14237 (set_std_cxx98): Set cxx_dialect to cxx98.
14238 (set_std_cxx0x): Set cxx_dialect to cxx0x.
14240 2007-06-07 Geoffrey Keating <geoffk@apple.com>
14241 Hui-May Chang <hm.chang@apple.com>
14243 * doc/invoke.texi (Darwin Options): Update documentation for
14244 -mmacosx-version-min.
14245 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
14246 * config/darwin-driver.c: New file.
14247 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
14248 * config/t-darwin (darwin-driver.o): New rule.
14250 * config/darwin-c.c (version_as_macro): Ignore low digit.
14252 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
14254 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
14255 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
14256 (CSGNMODE): New mode macro.
14257 (CSGNVMODE): New mode attribute.
14258 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
14259 expander using CSGNMODE mode macro. Handle TFmode.
14260 (copysign<mode>3_const): Rename from copysignsf3_const and
14261 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
14263 (copysign<mode>3_var): Rename from copysignsf3_var and
14264 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
14266 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
14267 mode macro. Handle TFmode.
14268 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
14269 (iortf3, *iortf3): Ditto.
14270 (xortf3, *xortf3): Ditto.
14271 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
14272 TFmode and TImode masks.
14273 (ix86_expand_copysign): Expand TFmode copysign insn.
14274 (IX86_BUILTIN_INFQ): New.
14275 (IX86_BUILTIN_FABSQ): Ditto.
14276 (IX86_BUILTIN_COPYSIGNQ): Ditto.
14277 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
14278 [__builtin_fabsq]: Ditto.
14279 [__builtin_copysignq]: Ditto.
14280 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
14281 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
14282 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
14283 ix86_expand_binop_builtin().
14285 2007-06-07 Bob Wilson <bob.wilson@acm.org>
14287 * config/xtensa/lib1funcs.asm: Clean up whitespace.
14289 2007-06-07 Steve Ellcey <sje@cup.hp.com>
14292 * rtl.h (push_to_sequence2): New.
14293 * emit-rtl.c (push_to_sequence2): New.
14294 * function.c (assign_parm_data_all): Add new fields.
14295 (assign_parm_setup_block): Call push_to_sequence2 instead of
14297 (assign_parm_setup_reg): Ditto.
14298 (assign_parm_setup_stack): Ditto.
14299 (assign_parms_unsplit_complex): Ditto.
14300 (assign_parms): Change field name.
14302 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
14304 PR tree-optimization/32220
14305 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
14306 phi node is reached before defining statement.
14308 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14311 * tree-vect-transform.c (vectorizable_call): Call update_stmt
14312 after changing the right hand side of the assignment.
14314 2007-06-06 Eric Christopher <echristo@apple.com>
14316 * config.gcc (i?86-*-darwin*): Remove arch parameter.
14317 (x86_64-*-darwin*): Ditto.
14318 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
14319 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14321 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14323 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
14324 coding conventions.
14325 (add_key): Likewise.
14326 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
14327 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
14329 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
14331 (add_cost_one_coalesce): Likewise.
14332 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
14333 variable names. Rename orig to orig_name for consistency.
14334 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
14335 coding conventions.
14336 (cprop_into_successor_phis): Avoid using C++ keywords as variable
14338 (record_equivalences_from_stmt): Likewise.
14339 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
14340 the coding conventions.
14341 (memory_ssa_name_same): Likewise.
14342 (dse_optimize_stmt): Likewise.
14343 (dse_record_phis): Likewise.
14344 (dse_finalize_block): Likewise.
14345 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
14346 keywords as variable names.
14347 (may_move_till): Cast according to the coding conventions.
14348 (force_move_till_expr): Avoid using C++ keywords as variable names.
14349 (force_move_till): Cast according to the coding conventions.
14350 (memref_hash): Likewise.
14351 (memref_eq): Likewise.
14352 (gather_mem_refs_stmt): Likewise.
14353 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
14354 using C++ keywords as variable names.
14355 (idx_find_step): Cast according to the coding conventions.
14356 (idx_record_use): Likewise.
14357 (find_depends): Likewise.
14358 (prepare_decl_rtl): Likewise.
14359 (mbc_entry_hash): Likewise.
14360 (mbc_entry_eq): Likewise.
14361 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
14362 (simplify_replace_tree): Avoid using C++ keywords as variable names.
14363 (idx_infer_loop_bounds): Cast according to the coding conventions.
14364 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
14365 * tree-ssa-math-opts.c (occ_new ): Likwise.
14366 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
14368 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
14370 (add_use_op): Likewise.
14371 (add_vop): Likewise.
14372 (add_vuse_op): Likewise.
14373 (add_vdef_op): Likewise.
14374 (get_expr_operands): Likewise.
14375 (push_stmt_changes): Use type safe memory macros.
14376 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
14377 keywords as variable names.
14378 (conditional_replacement): Likewise.
14379 (minmax_replacement): Likewise.
14380 (abs_replacement): Likewise.
14381 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
14382 coding conventions.
14383 (insert_fake_stores): Avoid using C++ keywords as variable names.
14384 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
14386 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
14387 (heapvar_insert): Use type safe memory macros.
14388 (new_var_info): Cast according to the coding conventions.
14389 (new_constraint): Likewise.
14390 (remove_preds_and_fake_succs): Use type safe memory macros.
14391 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
14393 (thread_single_edge): Likewise.
14394 (thread_through_loop_header): Likewise.
14396 2007-06-06 Eric Christopher <echristo@apple.com>
14398 * config/i386/i386.c (override_options): Move handling
14399 of TARGET_SUBTARGET* earlier.
14401 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
14403 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
14406 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
14408 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
14409 emited outside of basic block.
14410 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
14411 the created blocks.
14412 * rtl.h (delete_insn_chain): Declaration changed.
14413 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
14415 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
14416 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
14417 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
14418 to delete_insn_chain.
14419 (rtl_verify_flow_info_1): Verify that the insns in header and footer
14420 do not have bb field set.
14421 (rtl_verify_flow_info): Verify that insns between basic blocks do not
14423 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
14424 * cfgcleanup.c (try_optimize_cfg): Ditto.
14426 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14428 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
14429 (lambda_body_vector_new): Use type safe memory macros.
14430 (lambda_linear_expression_new): Likewise.
14431 (lambda_loopnest_new): Likewise.
14432 (lambda_lattice_new): Likewise.
14433 (replace_uses_equiv_to_x_with_y): Cast according to the coding
14434 conventions. Use type safe memory macros.
14435 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
14436 (lambda_body_vector_s): Likewise.
14437 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
14438 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
14440 2007-06-06 Richard Guenther <rguenther@suse.de>
14442 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
14443 if we need to schedule cfg_cleanup.
14444 (tree_ssa_forward_propagate_single_use_vars): Do so.
14446 2007-06-06 Ian Lance Taylor <iant@google.com>
14448 * fold-const.c (merge_ranges): If range_successor or
14449 range_predecessor fail, just return 0.
14451 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14453 PR tree-optimization/32216
14454 * tree-vectorizer.c (supportable_widening_operation): Determine
14455 signedness of FIX_TRUNC_EXPR from output operand.
14456 (supportable_narrowing_operation): Ditto.
14457 * tree-vect-generic.c (expand_vector_operations_1): Determine
14458 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
14459 from input operand.
14461 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14463 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
14464 (struct pta): ...from here. Change flags to unsigned to avoid
14465 excessive casting (as it is used as a bit mask).
14466 (override_options): Add casts according to the coding convenventions.
14467 (x86_64_elf_unique_section): Likewise.
14468 (examine_argument): Avoid using C++ keywords as variable names.
14469 (construct_container): Likewise.
14470 (legitimize_pic_address): Likewise.
14471 (get_dllimport_decl): Cast according to the coding conventions. Use
14472 type safe memory macros.
14473 (legitimize_address): Cast according to the coding conventions.
14474 (emit_i387_cw_initialization): Corrected the type of slot to enum
14476 (ix86_init_machine_status): Use type safe memory macros.
14477 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
14478 (bdesc_pcmpistr): Likewise.
14479 (bdesc_crc32): Likewise.
14480 (bdesc_sse_3arg): Likewise.
14481 (bdesc_2arg): Likewise.
14482 (bdesc_1arg): Likewise.
14483 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
14484 (ix86_expand_sse_pcmpistr): Likewise.
14485 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
14486 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
14487 int to match the langhook definition.
14488 (ix86_builtin_conversion): Change the type of code to unsigned init to
14489 match the langhook definition.
14490 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
14492 (ix86_preferred_output_reload_class): Likewise.
14493 (ix86_cannot_change_mode_class): Likewise.
14494 (ix86_memory_move_cost): Likewise.
14495 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
14496 avoid excessive casting later on.
14497 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
14499 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14501 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
14502 as flags setting insn.
14503 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
14505 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14507 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
14508 (UNSPEC_ROUND): New.
14509 ("sse4_1_round<mode>2"): New insn pattern.
14510 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
14512 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
14513 expander using SSEMODEF mode macro. Expand using
14514 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14515 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
14516 expander using SSEMODEF mode macro. Expand using
14517 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14518 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
14519 expander using SSEMODEF mode macro. Expand using
14520 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14521 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
14522 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
14523 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
14526 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
14527 Sebastian Pop <sebpop@gmail.com>
14529 * lambda.h (build_linear_expr): New.
14530 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
14531 Use build_linear_expr, call fold and force_gimple_operand.
14532 (lambda_loopnest_to_gcc_loopnest): Check that there is
14533 something to insert.
14534 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
14536 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
14538 PR preprocessor/23479
14539 * doc/extend.texi: Document the 0b-prefixed binary integer
14540 constant extension.
14542 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14544 PR tree-optimization/32215
14545 * tree-vectorizer.c (supportable_widening_operation): Return false
14546 for unsupported FIX_TRUNC_EXPR tree code.
14547 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
14549 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
14551 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
14552 register on SPE targets. Change documentation to reflect
14554 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
14555 Change FIXED_SCRATCH to 14 and document why we're keeping r14
14556 out of the register allocation pool.
14557 (rs6000_reg_live_or_pic_offset_p): New function.
14558 (rs6000_emit_prologue): Move the actual saving of LR up to free
14559 r0 for holding r11. Split saving of SPE 64-bit registers into
14560 its own case. Ensure that offsets will always be in-range for
14561 'evstdd' by using r11 as a scratch register to point at the start
14562 of the SPE save area. Save r11 if necessary, as it is the static
14564 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
14565 into its own case. Ensure that offsets will always be in-range
14566 for 'evldd' by using r11 as a scratch register to point at the
14567 start of the SPE save area. Also adjust r11 when restoring
14568 the stack pointer to compensate for pre-loading r11.
14570 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
14572 * cfg.c (init_flow): Use type safe memory macros.
14573 (alloc_block): Likewise.
14574 (unchecked_make_edge): Likewise.
14575 (dump_flow_info): Avoid using C++ keywords as variable names.
14576 (copy_original_table_clear): Cast according to the coding conventions.
14577 (copy_original_table_set): Likewise.
14578 * cfgexpand (label_rtx_for_bb): Likewise.
14579 (expand_gimple_basic_block): Likewise.
14580 * cfghooks.c (dump_bb): Likewise.
14581 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
14583 (lv_add_condition_to_bb): Likewise.
14584 * cfglayout (relink_block_chain): Cast according to the coding
14586 (fixup_reorder_chain): Likewise.
14587 (fixup_fallthru_exit_predecessor): Likewise.
14588 * cfgloop.c (glb_enum_p): Likewise.
14589 (get_exit_description): Likewise.
14590 (dump_recorded_exit): Likewise.
14591 * cfgloop.h (enum loop_estimation): Move out of struct scope...
14592 (struct loop): ... from here.
14593 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
14595 * cfgrtl.c (rtl_create_basic_block): Likewise.
14596 (rtl_split_block): Likewise.
14597 (rtl_dump_bb): Likewise.
14598 (cfg_layout_split_block): Likewise.
14599 (init_rtl_bb_info): Use typesafe memory macros.
14601 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
14602 * graphds.h: Updated all usages of edge to graph_edge.
14603 * graphds.c: Likewise.
14604 * cfgloopanal.c: Likewise.
14606 2007-06-05 Ian Lance Taylor <iant@google.com>
14608 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
14609 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
14610 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
14612 (test_for_singularity): Likewise.
14614 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14616 * config/i386/constraints.md ("Y2"): Replaced by ...
14618 * config/i386/i386.md: Likewise.
14619 * config/i386/mmx.md: Likewise.
14620 * config/i386/sse.md: Likewise.
14622 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14624 * config/i386/constraints.md ("z"): Replaced by ...
14626 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
14627 (sse4_1_blendvps): Likewise.
14628 (sse4_1_pblendvb): Likewise.
14629 (sse4_2_pcmpestr): Likewise.
14630 (sse4_2_pcmpestrm): Likewise.
14631 (sse4_2_pcmpestr_cconly): Likewise.
14632 (sse4_2_pcmpistr): Likewise.
14633 (sse4_2_pcmpistrm): Likewise.
14634 (sse4_2_pcmpistr_cconly): Likewise.
14636 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
14638 * matrix-reorg.c (transform_access_sites): Fix computation.
14639 (transform_allocation_sites): Same.
14641 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14643 * config/i386/i386.c (override_options): Use
14644 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
14646 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14648 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
14649 (nonimm_not_xmm0_operand): Ditto.
14650 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
14651 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
14652 as operand[2] predicate. Require "z" class XMM register for
14653 operand[3]. Adjust asm template.
14654 ("sse4_1_blendvpd"): Ditto.
14655 ("sse4_1_pblendvb"): Ditto.
14656 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
14657 force op2 into xmm0 register for variable blend instructions.
14659 2007-06-04 Tom Tromey <tromey@redhat.com>
14661 * c-tree.h (start_enum): Update.
14662 (build_enumerator): Likewise.
14663 * c-decl.c (enum_next_value): Removed.
14664 (enum_overflow): Likewise.
14665 (start_enum): Add c_enum_contents argument. Don't use globals.
14666 (build_enumerator): Likewise.
14667 * c-tree.h (struct c_enum_contents): New struct.
14669 2007-06-04 Tom Tromey <tromey@redhat.com>
14671 * c-common.c (c_common_get_alias_set): Fix indentation.
14673 2007-06-04 Ian Lance Taylor <iant@google.com>
14675 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
14676 to overflow, reduce overflow infinity to regular infinity.
14677 (vrp_var_may_overflow): New static function.
14678 (vrp_visit_phi_node): Check vrp_var_may_overflow.
14680 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
14682 * stor-layout.c (layout_type): Remove duplicate code.
14684 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
14687 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
14688 before build_common_builtin_nodes ().
14690 2007-06-04 Steve Ellcey <sje@cup.hp.com>
14693 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
14695 2007-06-04 Jan Hubicka <jh@suse.cz>
14697 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
14698 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
14699 instead of _stat version.
14701 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14703 PR tree-optimization/32194
14704 * tree-predcom.c (determine_offset): Check that both references have
14707 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14709 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
14710 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
14711 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14712 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
14713 Add argument to iterate_fix_dominators call.
14714 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
14715 * gcse.c (hoist_code): Change domby to vector.
14716 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
14717 Add argument to iterate_fix_dominators call.
14718 * loop-doloop.c (doloop_modify): Changed recount_dominator to
14719 recompute_dominator.
14720 * lambda-code.c (perfect_nestify): Ditto.
14721 * cfgloopanal.c: Include graphds.h.
14722 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
14723 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
14724 (mark_irreducible_loops): Use graphds_scc. Remove argument from
14726 * graphds.c: New file.
14727 * graphds.h: New file.
14728 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
14729 (get_dominated_by, get_dominated_by_region): Change return type to
14731 (verify_dominators): Recompute all dominators and compare the results.
14732 (recount_dominator): Renamed to ...
14733 (recompute_dominator): ... this. Do not check that the block is
14734 dominated by entry.
14735 (iterate_fix_dominators): Reimplemented.
14736 (prune_bbs_to_update_dominators, root_of_dom_tree,
14737 determine_dominators_for_sons): New functions.
14738 * et-forest.c (et_root): New function.
14739 * et-forest.h (et_root): Declare.
14740 * Makefile.in (graphds.o): Add.
14741 (cfgloopanal.o): Add graphds.h dependency.
14742 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
14743 * basic-block.h (get_dominated_by, get_dominated_by_region,
14744 iterate_fix_dominators): Declaration changed.
14745 (recount_dominator): Renamed to ...
14746 (recompute_dominator): ... this.
14747 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
14748 (thread_through_all_blocks): Do not free dominance info.
14750 2007-06-03 Andreas Schwab <schwab@suse.de>
14752 * config/m68k/m68k.c (override_options): Don't override
14754 * config/m68k/m68k-modes.def (SF, DF): Define to use
14755 motorola_single_format and motorola_double_format, resp.
14756 * real.c (motorola_single_format): Renamed from
14757 coldfire_single_format.
14758 (motorola_double_format): Renamed from coldfire_double_format.
14759 (encode_ieee_extended): Generate a proper canonical NaN image
14760 respecting canonical_nan_lsbs_set.
14761 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
14763 * real.h: Adjust declarations.
14765 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
14768 * config/sh/sh.md (symGOT_load): Don't schedule insns when
14769 the symbol is generated with the stack protector.
14771 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
14773 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
14774 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
14776 * doc/extend.texi (interrupt): Mention m68k.
14778 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
14780 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
14781 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
14782 (ix86_expand_sse_pcmpestr): Do not check operands for
14783 "register_operand", when insn operand predicate is "register_operand".
14784 (ix86_expand_sse_pcmpistr): Ditto.
14786 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
14787 Uros Bizjak <ubizjak@gmail.com>
14789 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
14790 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
14791 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
14792 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
14793 * config/i386/constraints.md ("z"): New register constraint
14794 for members of SSE_FIRST_REG class.
14795 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
14796 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
14797 SSE_FIRST_REG class.
14798 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
14799 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
14800 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
14801 (IX86_BUILTIN_PCMPESTRM128): Likewise.
14802 (IX86_BUILTIN_PCMPESTRA128): Likewise.
14803 (IX86_BUILTIN_PCMPESTRC128): Likewise.
14804 (IX86_BUILTIN_PCMPESTRO128): Likewise.
14805 (IX86_BUILTIN_PCMPESTRS128): Likewise.
14806 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
14807 (IX86_BUILTIN_PCMPISTRI128): Likewise.
14808 (IX86_BUILTIN_PCMPISTRM128): Likewise.
14809 (IX86_BUILTIN_PCMPISTRA128): Likewise.
14810 (IX86_BUILTIN_PCMPISTRC128): Likewise.
14811 (IX86_BUILTIN_PCMPISTRO128): Likewise.
14812 (IX86_BUILTIN_PCMPISTRS128): Likewise.
14813 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
14814 (struct builtin_description): Change "flag" field to unsigned.
14815 (bdesc_pcmpestr): New builtin description table.
14816 (bdesc_pcmpistr): Likewise.
14817 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
14818 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
14819 Initialize pcmp[ei]str[im] insns for SSE4.2.
14820 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
14821 (ix86_expand_sse_pcmpistr): Likewise.
14822 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
14823 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
14824 (UNSPEC_PCMPISTR): Likewise.
14825 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
14826 (sse4_2_pcmpestri):New isns pattern.
14827 (sse4_2_pcmpestrm): Likewise.
14828 (sse4_2_pcmpestr_cconly): Likewise.
14829 (sse4_2_pcmpistr): New insn patern and splitter.
14830 (sse4_2_pcmpistri):New isns pattern.
14831 (sse4_2_pcmpistrm): Likewise.
14832 (sse4_2_pcmpistr_cconly): Likewise.
14833 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
14836 2007-06-01 David Daney <ddaney@avtrex.com>
14838 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
14839 LOADGP_ABSOLUTE and not binds_local_p.
14841 2007-06-01 Geoffrey Keating <geoffk@apple.com>
14843 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
14845 2007-06-01 Ian Lance Taylor <iant@google.com>
14847 * tree-vrp.c (compare_name_with_value): Always set
14848 used_strict_overflow if we get a result from the variable itself.
14850 2007-06-01 Ian Lance Taylor <iant@google.com>
14852 PR rtl-optimization/31455
14853 * lower-subreg.c (find_decomposable_subregs): Don't decompose
14854 subregs which have a cast between modes which are not tieable.
14856 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
14858 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
14859 breaks after return statements.
14861 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
14863 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
14864 only after no_new_pseudos.
14866 2007-05-31 Eric Christopher <echristo@apple.com>
14868 * expr.c (convert_move): Assert that we don't have a BLKmode
14870 (store_expr): Handle BLKmode moves by calling emit_block_move.
14872 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
14874 * c-typeck.c (build_indirect_ref): Include type in error message.
14875 (build_binary_op): Pass types to binary_op_error.
14876 * c-common.c (binary_op_error): Take two type arguments, print out
14878 * c-common.h (binary_op_error): Update prototype.
14880 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14882 * config/i386/i386.c: Correct coments on -mno-sse4.
14884 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14886 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
14887 (x86_64-*-*): Likewise.
14888 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
14889 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
14890 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14891 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
14892 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14893 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14894 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14895 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14896 (OPTION_MASK_ISA_SSE4): Likewise.
14897 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
14898 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14899 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
14900 (override_options): Support SSE4.2.
14901 (ix86_build_const_vector): Support SImode and DImode.
14902 (ix86_build_signbit_mask): Likewise.
14903 (ix86_expand_int_vcond): Support V2DImode.
14904 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
14905 (IX86_BUILTIN_CRC32HI): Likewise.
14906 (IX86_BUILTIN_CRC32SI): Likewise.
14907 (IX86_BUILTIN_CRC32DI): Likewise.
14908 (IX86_BUILTIN_PCMPGTQ): Likewise.
14909 (bdesc_crc32): Likewise.
14910 (bdesc_sse_3arg): Likewise.
14911 (ix86_expand_crc32): Likewise.
14912 (ix86_init_mmx_sse_builtins): Support SSE4.2.
14913 (ix86_expand_builtin): Likewise.
14914 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14915 __SSE4_2__ for -msse4.2.
14916 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
14917 (CRC32MODE): Likewise.
14918 (crc32modesuffix): Likewise.
14919 (crc32modeconstraint): Likewise.
14920 (sse4_2_crc32<mode>): Likewise.
14921 (sse4_2_crc32di): Likewise.
14922 * config/i386/i386.opt (msse4.2): New for SSE4.2.
14924 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
14925 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
14926 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
14927 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
14928 (vcondu<mode>): Likewise.
14929 * doc/extend.texi: Document SSE4.2 built-in functions.
14930 * doc/invoke.texi: Document -msse4.2/-msse4.
14932 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
14934 PR tree-optimization/32160
14935 * tree-predcom.c (predcom_tmp_var): New function. Mark created
14936 variable as gimple reg.
14937 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
14939 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
14941 * gcc.c (main): Don't consider linker options when issuing the
14942 warning about a linker input file not being used.
14944 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14946 * tree-vrp.c (compare_names): Initialize sop.
14948 2007-05-30 Dirk Mueller <dmueller@suse.de>
14950 * cgraphunit.c (cgraph_analyze_function): Remove
14951 computation of inline parameters.
14953 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14955 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
14957 2007-05-30 Richard Sandiford <richard@codesourcery.com>
14959 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
14960 Add vx-common.h. Include vxworks.h between vx-common.h and
14962 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
14964 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
14965 (TARGET_ASM_DESTRUCTOR): Likewise.
14966 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
14967 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
14968 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14969 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
14970 (VXWORKS_ENDIAN_SPEC): Define.
14971 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
14972 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
14973 VXWORKS_* equivalents.
14974 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
14975 (ASM_FILE_START): Delete.
14976 (TARGET_VERSION): Reformat.
14977 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
14978 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
14979 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
14980 (FPBIT, DPBIT): Define.
14981 (fp-bit.c, dp-bit.c): New rules.
14982 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
14983 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
14984 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
14985 * config/arm/arm.h: Include vxworks-dummy.h.
14986 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
14987 Mark with ATTRIBUTE_UNUSED.
14988 (arm_override_options): Do not allow VxWorks RTP PIC to be used
14989 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
14990 make it incompatible with -msingle-pic-base.
14991 (arm_function_ok_for_sibcall): Return false for calls that might
14992 go through a VxWorks PIC PLT entry.
14993 (require_pic_register): New function, split out from...
14994 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
14996 (arm_load_pic_register): Handle the VxWorks RTP initialization
14997 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
14998 (arm_emit_call_insn): New function.
14999 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
15000 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
15001 (pic_offset_arm): New pattern.
15002 (call, call_value): Use arm_emit_call_insn.
15003 (call_internal, call_value_internal): New expanders.
15004 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
15005 VxWorks unless __PIC__.
15007 2007-05-30 Eric Christopher <echristo@gmail.com>
15009 * genrecog.c: Include regs.h in generated file.
15010 * genemit.c: Ditto. Fix up formatting.
15011 * config/mn10300/constraints.md: New.
15012 * config/mn10300/mn10300.md: Include.
15013 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
15014 Fix up for removed macro.
15015 * config/mn10300/predicates.md (call_address_operand): Ditto.
15016 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
15017 (CONST_OK_FOR_I): Ditto.
15018 (CONST_OK_FOR_J): Ditto.
15019 (CONST_OK_FOR_K): Ditto.
15020 (CONST_OK_FOR_L): Ditto.
15021 (CONST_OK_FOR_M): Ditto.
15022 (CONST_OK_FOR_N): Ditto.
15023 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
15027 (EXTRA_CONSTRAINT): Ditto.
15029 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
15031 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
15033 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
15034 OPTION_MASK_ISA_64BIT.
15035 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
15037 2007-05-30 Richard Guenther <rguenther@suse.de>
15039 PR middle-end/32152
15040 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
15041 types for comparison.
15042 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
15043 with original typed arguments.
15044 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
15046 2007-05-30 Jakub Jelinek <jakub@redhat.com>
15048 PR tree-optimization/31769
15049 * except.c (duplicate_eh_regions): Clear prev_try if
15050 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
15052 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
15054 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
15055 * tree-ssa-sink.c (statement_sink_location): Return basic block and
15056 bsi of the location where statements should be inserted.
15057 (sink_code_in_bb): Take bsi from statement_sink_location.
15058 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
15059 instead of bsi_start.
15060 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
15062 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
15063 (bsi_move_before): Document inconsistency with bsi_move_after.
15064 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
15066 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
15068 * config/i386/i386.h (TARGET_ABM): New define.
15069 (TARGET_POPCNT): Ditto.
15070 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
15071 New temporary defines to redefine from OPTION_ISA_* defines.
15072 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
15073 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
15074 (ix86_isa_flags): New extern int declaration.
15075 (TARGET_SUBTARGET_DEFAULT): New define.
15076 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
15077 (TARGET_SUBTARGET32_DEFAULT): Ditto.
15078 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
15079 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15080 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
15081 * config/i386/darwin.h: Change TARGET_64BIT define to
15084 * config/i386/i386.opt (m3dnowa): Define as undocumented option
15085 using existing "ix86_isa_flags" varible.
15086 (m32, m64): Use existing "ix86_isa_flags" variable.
15087 (mmmx, m3dnow): Ditto.
15088 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
15089 (mabm): Define as non-negative option using "x86_abm" variable.
15090 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
15092 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
15093 Rewrite feature test bitmap.
15094 (ix86_isa_flags): New initialized global int varible.
15095 (ix86_isa_flags_explicit): New static int variable.
15096 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
15097 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
15098 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
15099 target_flags_explicit.
15100 (override_options): Remove "target_enable" and "target_disable" fields
15101 from "struct ptt". Update processor_target_table accordingly. Remove
15102 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
15103 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
15104 "target_flags" and "ix86_isa_flags_explicit" instead of
15105 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
15106 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
15107 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
15108 to true when either of PTA_POPCNT or PTA_ABM is set in
15109 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
15110 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
15111 processor_alias_table flags entry. Remove handling of
15112 "target_enable" and "target_disable" fields of processor_target_table.
15113 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
15114 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
15115 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
15116 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
15117 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
15119 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
15121 2007-05-29 David Daney <ddaney@avtrex.com>
15124 * config/mips/mips.c (mips_output_mi_thunk): Emit
15125 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
15127 2007-05-29 Hui-May Chang <hm.chang@apple.com>
15128 * config/i386/i386.c (ix86_function_regparm): Added checking of
15129 ix86_force_align_arg_pointer to determine the number of
15130 register parameters.
15132 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
15134 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
15135 (SET_DR_MISALIGNMENT): New.
15136 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
15137 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
15138 Use SET_DR_MISALIGNMENT.
15139 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
15141 * tree-data-ref.c (create_data_ref, compute_all_dependences,
15142 find_loop_nest): Export.
15143 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
15144 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
15145 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
15146 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
15148 (struct mem_ref): Add field reuse_distance.
15149 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
15150 Initialize reuse_distance field.
15151 (issue_prefetch_ref): Select temporality of prefetch according to
15153 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
15154 self_reuse_distance, determine_loop_nest_reuse): New functions.
15155 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
15156 (tree_ssa_prefetch_arrays): Dump L2 cache size.
15157 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
15160 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
15162 * tree-ssa-alias.c: Add aliasing overview.
15164 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
15165 Danny Smith <dannysmith@users.sourceforge.net>
15168 * config/i386/t-crtfm: Compile crtfastmath.o with
15169 -minline-all-stringops.
15170 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
15171 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
15173 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15175 * doc/md.texi: Document constraints on HP PA-RISC.
15177 * pa/constraints.md: New file.
15178 * pa.md: Include constraints.md.
15179 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
15180 (integer_store_memory_operand, ldil_cint_p): New functions.
15181 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
15182 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15183 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
15184 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
15185 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
15187 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
15190 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
15191 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
15192 case POSTDECREMENT_EXPR>): Return the error_mark_node
15193 if either the real or imaginary parts would an
15196 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
15198 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
15199 name when we remove it from a call.
15201 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
15203 * targhooks.c (default_narrow_bitfield): Remove.
15204 * targhooks.h: Remove the prototype for
15205 default_narrow_bitfield.
15207 * langhooks-def.h: Remove the prototype for
15208 hook_get_alias_set_0.
15209 * langhooks.c (hook_get_alias_set_0): Remove.
15211 * global.c (EXECUTE_IF_CONFLICT): Remove.
15213 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15216 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
15217 return true when truth_value_p is true and the type
15220 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
15222 * doc/install.texi (Prerequisites): We no longer require Autoconf
15223 2.13 for the top-level.
15225 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
15227 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
15228 memory access via x86_expand_vector_move_misalign() only for
15229 TImode values on 32-bit targets.
15231 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
15233 * matrix-reorg.c: New file. Implement matrix flattening and
15234 transposing optimization.
15235 * tree-pass.h: Add matrix reorg pass.
15236 * common.opt: Add fipa-mreorg flag.
15237 * Makefile.in: Add matrix-reorg.c.
15238 * passes.c: Add matrix reorg pass.
15239 * varpool.c (add_new_static_var): New function.
15240 * cgraph.h (add_new_static_var): Declare.
15242 2007-05-27 Eric Christopher <echristo@apple.com>
15244 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
15245 sp_offset depending on stack size. Save r12 depending
15246 on registers we're saving later.
15247 (rs6000_emit_epilogue): Update sp_offset depending only
15250 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
15252 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
15253 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15254 * ifcvt.c (if_convert): Ditto.
15255 * tree-ssa-threadupdate.c (thread_block): Ditto.
15256 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
15257 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
15258 verify_loop_closed_ssa): Check number_of_loops instead of
15260 * predict.c (tree_estimate_probability): Ditto.
15261 * tree-if-conv.c (main_tree_if_conversion): Ditto.
15262 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
15263 * modulo-sched.c (sms_schedule): Ditto.
15264 * tree-scalar-evolution.c (scev_const_prop): Ditto.
15265 (scev_finalize): Do not do anything if scev analysis was not
15267 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
15268 current_loops == NULL.
15269 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
15270 * loop-init.c (loop_optimizer_init): Do not free current_loops when
15271 there are no loops.
15272 (loop_optimizer_finalize): Assert that loops were analyzed.
15273 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
15274 rtl_doloop): Check number_of_loops instead of current_loops.
15275 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
15276 current_loops == NULL.
15277 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
15278 gate_tree_vectorize tree_linear_transform, check_data_deps,
15279 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
15280 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
15281 Check number_of_loops instead of current_loops.
15282 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
15283 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
15284 free loops if available.
15285 (execute_pre): Do not pass do_fre to fini_pre.
15287 2007-05-27 Tobias Burnus <burnus@net-b.de>
15289 PR middle-end/32083
15290 * real.c (mpfr_from_real): Fix sign of -Inf.
15292 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
15294 * tree-vect-transform.c (vectorizable_conversion): Initialize
15295 tree_code variables to ERROR_MARK.
15296 (vectorizable_type_demotion): Likewise.
15297 (vectorizable_type_promotion): Likewise.
15299 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
15302 * config/i386/i386.md (movti): Handle push operands via
15303 ix86_expand_push().
15305 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
15307 * basic-block.h: Remove the prototype for merge_seq_blocks.
15308 * cfgcleanup.c (merge_seq_blocks): Remove.
15310 * tree-flow.h: Remove the prototype for is_aliased_with.
15311 * tree-ssa-alias.c (is_aliased_with): Remove.
15313 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
15315 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
15317 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
15319 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
15320 ix86_expand_sse4_unpack if SSE4.1 is enabled.
15321 (vec_unpacks_hi_v16qi): Likewise.
15322 (vec_unpacku_lo_v16qi): Likewise.
15323 (vec_unpacks_lo_v16qi): Likewise.
15324 (vec_unpacku_hi_v8hi): Likewise.
15325 (vec_unpacks_hi_v8hi): Likewise.
15326 (vec_unpacku_lo_v8hi): Likewise.
15327 (vec_unpacks_lo_v8hi): Likewise.
15328 (vec_unpacku_hi_v4si): Likewise.
15329 (vec_unpacks_hi_v4si): Likewise.
15330 (vec_unpacku_lo_v4si): Likewise.
15331 (vec_unpacks_lo_v4si): Likewise.
15333 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
15335 * c-typeck.c, config/arm/arm.c, config/darwin.c,
15336 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
15337 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
15338 follow spelling conventions in various
15339 warning/error/diagnostic messages.
15341 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
15342 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
15343 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
15344 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
15345 tree-vrp.c: Fix comment typos. Follow spelling conventions.
15346 * doc/tm.texi: Follow spelling conventions.
15348 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15351 * tree-ssa-forwprop.c
15352 (forward_propagate_addr_into_variable_array_index): Remove
15353 the lhs argument. Use the type of def_rhs instead of lhs.
15354 (forward_propagate_addr_expr_1): Update use of
15355 forward_propagate_addr_into_variable_array_index.
15357 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
15358 Nigel Stephens <nigel@mips.com>
15360 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
15361 function attributes, "far" being an alias for "long_call".
15362 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
15363 (mips_near_type_p, mips_far_type_p): New.
15364 (mips_comp_type_attributes): New function to check that attributes
15365 attached to a function type are compatible.
15366 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
15367 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
15368 to the target function of the thunk.
15369 (mips_encode_section_info): Check for "near" and "far" function
15370 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
15372 * config/mips/predicates.md (const_call_insn_operand): Test only
15373 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
15375 * doc/extend.texi (Function Attributes): Document MIPS "near" and
15378 * testsuite/gcc.target/mips/near-far-1.c: New test case.
15379 * testsuite/gcc.target/mips/near-far-2.c: New test case.
15380 * testsuite/gcc.target/mips/near-far-3.c: New test case.
15381 * testsuite/gcc.target/mips/near-far-4.c: New test case.
15383 2007-05-25 Eric Christopher <echristo@apple.com>
15385 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
15386 to x86-darwin configurations.
15387 * config/i386/t-darwin: Add softfp support.
15388 * config/i386/t-darwin64: Ditto.
15389 * config/i386/sfp-machine.h: If mach then don't use
15390 aliasing, emit a stub to call.
15392 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
15394 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
15395 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
15396 tree-predcom.c, tree-ssa-alias-warnings.c,
15397 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
15398 comment typos. Follow spelling conventions.
15399 * doc/cpp.texi, doc/invoke.texi: Fix typos.
15401 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
15404 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
15405 constants into memory. Expand unaligned memory references for
15406 SSE modes via x86_expand_vector_move_misalign() function.
15408 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
15410 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
15411 "memory" attribute for "sseishft" type insn without operands[2].
15413 2007-05-25 Dirk Mueller <dmueller@suse.de>
15414 Marcus Meissner <meissner@suse.de>
15416 * doc/extend.texi (alloc_size): New attribute.
15417 * c-common.c (handle_alloc_size_attribute): New.
15418 * tree-object-size.c (alloc_object_size): Use alloc_size
15419 attribute, if available.
15421 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
15423 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
15425 (__builtin_ia32_vec_ext_v2di): Likewise.
15426 (__builtin_ia32_vec_ext_v4si): Likewise.
15427 (__builtin_ia32_vec_ext_v8hi): Likewise.
15428 (__builtin_ia32_vec_ext_v16qi): Likewise.
15429 (__builtin_ia32_vec_set_v8hi): Likewise.
15431 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
15433 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
15435 2007-05-25 Richard Sandiford <richard@codesourcery.com>
15437 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
15438 (arm_is_longcall_p): Rename to...
15439 (arm_is_long_call_p): ...this. Take a single tree argument and
15441 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
15442 (CUMULATIVE_ARGS): Remove call_cookie.
15443 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
15444 (ENCODED_LONG_CALL_ATTR_P): Delete.
15445 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
15446 LONG_CALL_FLAG_CHAR cases.
15447 (ARM_DECLARE_FUNCTION_SIZE): Delete.
15448 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
15449 ARM_DECLARE_FUNCTION_SIZE.
15450 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
15451 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
15452 (arm_encode_call_attribute, current_file_function_operand): Delete.
15453 (arm_function_in_section_p): New function.
15454 (arm_is_longcall_p): Rename to...
15455 (arm_is_long_call_p): ...this. Take the target function as a single
15456 argument and return a bool. Do not rely on call cookies. Check
15457 whether the target symbol is in the same section as the current
15458 function, not just the same compilation unit.
15459 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
15460 (arm_encode_section_info): Don't encode a call type.
15461 * config/arm/arm.md (call, call_value): Update calls to
15462 arm_is_long(_)call_p. Simplify logic.
15463 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
15464 Update calls to arm_is_long(_)call_p.
15466 2007-05-25 Richard Guenther <rguenther@suse.de>
15468 PR tree-optimization/31982
15469 * tree-ssa-forwprop.c
15470 (forward_propagate_addr_into_variable_array_index): Handle arrays
15471 with element size one.
15473 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15475 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
15476 (umulsi3_highpart): Likewise.
15478 2007-05-24 Ian Lance Taylor <iant@google.com>
15480 PR rtl-optimization/32069
15481 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
15484 2007-05-24 Ollie Wild <aaw@google.com>
15486 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
15489 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
15491 * postreload-gcse.c (reg_changed_after_insn_p): New function.
15492 (oprs_unchanged_p): Use it to check all registers in a REG.
15493 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
15494 (reg_set_between_after_reload_p): Delete.
15495 (reg_used_between_after_reload_p): Likewise.
15496 (reg_set_or_used_since_bb_start): Likewise.
15497 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
15498 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
15499 Use reg_set_between_p instead of reg_set_between_after_reload_p.
15500 * rtlanal.c (reg_set_p): Check whether REG overlaps
15501 regs_invalidated_by_call, rather than just checking the
15502 membership of REGNO (REG).
15504 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15506 * doc/passes.texi: Document predictive commoning.
15507 * doc/invoke.texi (-fpredictive-commoning): Document.
15508 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
15509 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
15510 adding indices to the generated name.
15511 (schedule_sm): Pass 0 to get_lsm_tmp_name.
15512 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
15513 * tree-pretty-print.c (op_symbol_1): Renamed to ...
15514 (op_symbol_code): ... and exported.
15515 (dump_omp_clause, op_symbol): Use op_symbol_code
15516 instead of op_symbol_1.
15517 * tree-pass.h (pass_predcom): Declare.
15518 * timevar.def (TV_PREDCOM): New timevar.
15519 * tree-ssa-loop.c (run_tree_predictive_commoning,
15520 gate_tree_predictive_commoning, pass_predcom): New.
15521 * tree-data-ref.c (find_data_references_in_loop): Find the
15522 references in dominance order.
15523 (canonicalize_base_object_address): Ensure that the result has
15525 (dr_analyze_innermost): Export.
15526 (create_data_ref): Code to fail for references with invariant
15528 (find_data_references_in_stmt): ... here.
15529 * tree-data-ref.h (dr_analyze_innermost): Declare.
15530 * tree-affine.c: Include tree-gimple.h and hashtab.h.
15531 (aff_combination_find_elt, name_expansion_hash,
15532 name_expansion_eq, tree_to_aff_combination_expand,
15533 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
15535 * tree-affine.h (aff_combination_constant_multiple_p,
15536 tree_to_aff_combination_expand): Declare.
15537 * tree-predcom.c: New file.
15538 * common.opt (fpredictive-commoning): New option.
15539 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
15540 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
15541 * Makefile.in (tree-predcom.o): Add.
15542 (tree-affine.o): Add TREE_GIMPLE_H dependency.
15543 * passes.c (init_optimization_passes): Add dceloop after
15544 copy propagation in loop optimizer. Add predictive commoning
15545 to loop optimizer passes.
15547 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15549 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
15552 2007-05-24 Jan Hubicka <jh@suse.cz>
15554 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
15556 (genheader): Include statistics.h.
15558 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
15560 * print-rtl.c (flag_dump_unnumbered): Update comments.
15561 (print_rtl): Fix my previous change.
15562 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
15565 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15567 PR middle-end/32018
15568 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
15570 (thread_through_all_blocks): Call initialize_original_copy_tables
15571 and free_original_copy_tables.
15572 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
15574 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15575 * cfghooks.c (duplicate_block): Use get_loop_copy.
15576 * cfg.c: Include cfgloop.h.
15577 (loop_copy): New hash table.
15578 (initialize_original_copy_tables): Initialize loop_copy table.
15579 (free_original_copy_tables): Free loop_copy table.
15580 (copy_original_table_clear, copy_original_table_set,
15581 set_loop_copy, get_loop_copy): New functions.
15582 (set_bb_original, set_bb_copy): Use copy_original_table_set.
15583 * cfgloop.h (struct loop): Remove copy field.
15584 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
15585 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
15587 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15589 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
15590 -msse/-msse2/-msse3.
15592 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15594 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
15595 __builtin_ia32_vec_set_v2di with MASK_64BIT.
15597 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
15600 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
15601 * targhooks.h (default_mangle_decl_assembler_name): Declare
15603 * targhooks.c (default_mangle_decl_assembler_name): Define
15605 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
15607 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
15608 * langhooks.c (lhd_set_decl_assembler_name): Call
15609 targetm.mangle_decl_assembler_name for names with global scope.
15611 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
15613 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
15614 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
15616 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
15617 New. Factored out of i386_pe_encode_section_info.
15618 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
15619 Move check for prior decoration of stdcall
15620 symbols to i386_pe_encode_section_info.
15621 (i386_pe_encode_section_info): Adjust call to
15622 gen_stdcall_or_fastcall_suffix. Use
15623 i386_pe_maybe_mangle_decl_assembler_name, if needed.
15624 (i386_pe_mangle_decl_assembler_name): New. Wrap
15625 i386_pe_maybe_mangle_decl_assembler_name.
15627 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15629 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
15630 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
15631 * langhooks.c (get_signed_or_unsigned_type): Don't check for
15632 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
15633 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
15636 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
15637 Nigel Stephens <nigel@mips.com>
15638 Richard Sandiford <richard@codesourcery.com>
15640 Fix up MIPS16 hard float and add support for complex.
15642 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
15643 (TARGET_SOFT_FLOAT_ABI): New.
15644 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
15645 __mips_soft_float to reflect the ABI in use, not whether the
15646 FPU is directly accessible (e.g., in MIPS16 mode).
15647 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
15648 (UNITS_PER_FPVALUE): Likewise.
15650 * config/mips/mips.c (mips_expand_call): Remove redundant
15651 TARGET_MIPS16 check.
15652 (mips_arg_regno): New.
15653 (function_arg_advance): When setting bits in cum->fp_code for
15654 MIPS16, don't subtract 1 from cum->arg_number, since it is now
15656 (function_arg): Use mips_arg_regno.
15657 (mips_return_mode_in_fpr_p): New.
15658 (mips16_call_stub_mode_suffix): New.
15659 (mips16_cfun_returns_in_fpr_p): New.
15660 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
15661 (mips_output_function_prologue): Test mips16_hard_float, not
15662 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
15663 (mips_expand_epilogue): Call MIPS16 helper routines to copy
15664 return value into a floating-point register.
15665 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
15666 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
15667 (mips16_fp_args): Handle MIPS32r2 ISA which supports
15668 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
15669 word of double arguments from or to the high bits of 64-bit
15670 floating point registers.
15671 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
15672 (mips16_fpret_double): New helper function.
15673 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
15674 support for complex modes. Fill in DECL_RESULT for stubdecl.
15675 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
15677 * config/mips/mips16.S
15678 (RET, ARG1, ARG2): New.
15679 (MERGE_GPRf, MERGE_GPRt): New.
15680 (DELAYt, DELAYf): New.
15681 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
15682 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
15683 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
15684 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
15685 (SFOP): Renamed to...
15686 (OPSF3): This, and macro-ified. Updated all uses.
15687 (SFOP2): Renamed to...
15688 (OPSF2): This, and macro-ified. Updated all uses.
15689 (SFCMP): Renamed to...
15690 (CMPSF): This, and macro-ified. Updated all uses.
15691 (SFREVCMP): Renamed to...
15692 (REVCMPSF): This, and macro-ified. Updated all uses.
15693 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
15694 (LDDBL1, LDDBL2, RETDBL): Deleted.
15695 (DFOP): Renamed to...
15696 (OPDF3): This, and macro-ified. Updated all uses.
15697 (DFOP2): Renamed to...
15698 (OPDF2): This, and macro-ified. Updated all uses.
15699 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
15700 (DFCMP): Renamed to...
15701 (CMPDF): This, and macro-ified. Updated all uses.
15702 (DFREVCMP): Renamed to...
15703 (REVCMPDF): This, and macro-ified. Updated all uses.
15704 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
15705 (RET_FUNCTION): New.
15706 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
15707 (__mips16_ret_sc, __mips16_ret_dc): New.
15708 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
15709 STUB_ARGS_6, STUB_ARGS_10): New.
15710 (CALL_STUB_NO_RET): New.
15711 (__mips16_call_stub_1): Macro-ified.
15712 (__mips16_call_stub_5): Macro-ified.
15713 (__mips16_call_stub_2): Macro-ified.
15714 (__mips16_call_stub_6): Macro-ified.
15715 (__mips16_call_stub_9): Macro-ified.
15716 (__mips16_call_stub_10): Macro-ified.
15717 (CALL_STUB_RET): New.
15718 (__mips16_call_stub_sf_0): Macro-ified.
15719 (__mips16_call_stub_sf_1): Macro-ified.
15720 (__mips16_call_stub_sf_5): Macro-ified.
15721 (__mips16_call_stub_sf_2): Macro-ified.
15722 (__mips16_call_stub_sf_6): Macro-ified.
15723 (__mips16_call_stub_sf_9): Macro-ified.
15724 (__mips16_call_stub_sf_10): Macro-ified.
15725 (__mips16_call_stub_df_0): Macro-ified.
15726 (__mips16_call_stub_df_1): Macro-ified.
15727 (__mips16_call_stub_df_5): Macro-ified.
15728 (__mips16_call_stub_df_2): Macro-ified.
15729 (__mips16_call_stub_df_6): Macro-ified.
15730 (__mips16_call_stub_df_9): Macro-ified.
15731 (__mips16_call_stub_df_10): Macro-ified.
15732 (__mips16_call_stub_sc_0): New.
15733 (__mips16_call_stub_sc_1): New.
15734 (__mips16_call_stub_sc_5): New.
15735 (__mips16_call_stub_sc_2): New.
15736 (__mips16_call_stub_sc_6): New.
15737 (__mips16_call_stub_sc_9): New.
15738 (__mips16_call_stub_sc_10): New.
15739 (__mips16_call_stub_dc_0): New.
15740 (__mips16_call_stub_dc_1): New.
15741 (__mips16_call_stub_dc_5): New.
15742 (__mips16_call_stub_dc_2): New.
15743 (__mips16_call_stub_dc_6): New.
15744 (__mips16_call_stub_dc_9): New.
15745 (__mips16_call_stub_dc_10): New.
15747 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
15748 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
15749 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
15751 2007-05-23 Ian Lance Taylor <iant@google.com>
15753 * doc/invoke.texi (Invoking GCC): Document that the order of the
15756 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
15759 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
15760 * config/score/predicate.md (const_pow2, const_npow2): Remove.
15761 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
15765 * config/score/score.c (score_print_operand): Make sure that only
15766 lower bits are used.
15768 2007-05-22 Ian Lance Taylor <iant@google.com>
15770 * tree-vrp.c (avoid_overflow_infinity): New static function,
15771 broken out of set_value_range_to_value.
15772 (set_value_range_to_value): Call avoid_overflow_infinity.
15773 (extract_range_from_assert): Likewise.
15775 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15777 PR middle-end/31095
15778 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
15779 change the type before looking for a COMPOUND_EXPR.
15781 2007-05-22 Ian Lance Taylor <iant@google.com>
15783 * lower-subreg.c (decompose_multiword_subregs): If we change an
15784 insn, call remove_retval_note on it.
15786 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15788 * regs.h (end_hard_regno): New function.
15789 (END_HARD_REGNO, END_REGNO): New macros.
15790 (add_to_hard_reg_set): New function.
15791 (remove_from_hard_reg_set): Likewise.
15792 (in_hard_reg_set_p): Likewise.
15793 (overlaps_hard_reg_set_p): Likewise.
15794 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
15795 (note_btr_set): Use END_HARD_REGNO.
15796 * caller-save.c (setup_save_areas): Use end_hard_regno.
15797 (mark_set_regs): Use END_HARD_REGNO.
15798 (add_stored_regs): Use end_hard_regno.
15799 (mark_referenced_regs): Use add_to_hard_reg_set.
15800 * combine.c (update_table_tick): Use END_REGNO.
15801 (record_value_for_reg): Likewise.
15802 (record_dead_and_set_regs): Likewise.
15803 (get_last_value_validate): Likewise.
15804 (use_crosses_set_p): Likewise.
15805 (reg_dead_at_p_1): Likewise.
15806 (reg_dead_at_p): Likewise.
15807 (mark_used_regs_combine): Use add_to_hard_reg_set.
15808 (move_deaths): Use END_HARD_REGNO.
15809 (reg_bitfield_target_p): Use end_hard_regno.
15810 (distribute_notes): Use END_HARD_REGNO.
15811 * cse.c (mention_regs): Use END_REGNO.
15812 (insert): Use add_to_hard_reg_set.
15813 (invalidate): Use END_HARD_REGNO.
15814 (invalidate_for_call): Likewise.
15815 (exp_equiv_p): Use END_REGNO.
15816 (cse_insn): Likewise.
15817 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
15818 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
15819 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
15820 * function.c (keep_stack_depressed): Use end_hard_regno.
15821 * global.c (global_alloc): Use end_hard_regno.
15822 (global_conflicts): Use add_to_hard_reg_set instead of
15824 (find_reg): Likewise.
15825 (mark_reg_store): Likewise.
15826 (mark_reg_conflicts): Likewise.
15827 (mark_reg_death): Use remove_from_hard_reg_set.
15828 (mark_reg_live_nc): Delete.
15829 (set_preference): Use end_hard_regno.
15830 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
15831 remove_from_hard_reg_set.
15832 (post_mark_life): Use add_to_hard_reg_set.
15833 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
15834 (reg_becomes_live): Use add_to_hard_reg_set.
15835 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
15836 (peep2_find_free_register): Use add_to_hard_reg_set.
15837 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
15838 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
15839 * regrename.c (note_sets): Use add_to_hard_reg_set.
15840 (clear_dead_regs): Use remove_from_hard_reg_set.
15841 (regrename_optimize): Use add_to_hard_reg_set.
15842 (find_oldest_value_reg): Use in_hard_reg_set_p.
15843 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
15844 (hard_reg_set_here_p): Use end_hard_regno.
15845 (decompose): Likewise.
15846 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
15847 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
15848 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
15849 (mark_home_live): Use end_hard_regno.
15850 (spill_hard_reg): Likewise.
15851 (clear_reload_reg_in_use): Likewise.
15852 * reorg.c (delete_prior_computation): Use END_REGNO.
15853 * resource.c (update_live_status): Use END_HARD_REGNO.
15854 (mark_referenced_resources): Use add_to_hard_reg_set.
15855 (mark_set_resources): Likewise.
15856 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
15857 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
15858 (reg_overlap_mentioned_p): Likewise.
15859 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
15860 (covers_regno_no_parallel_p): Use END_REGNO.
15861 (find_regno_note): Likewise.
15862 (find_reg_fusage): Use END_HARD_REGNO.
15863 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
15864 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
15866 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15868 * mode-switching.c (reg_dies): Change type of second argument to
15870 (optimize_mode_switching): Update accordingly.
15872 2007-05-22 Richard Sandiford <richard@codesourcery.com>
15874 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
15876 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
15877 (hard_reg_set_empty_p): ...these new functions.
15878 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
15879 GO_IF_HARD_REG_SUBSET.
15880 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
15881 instead of GO_IF_HARD_REG_EQUAL.
15882 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
15883 instead of GO_IF_HARD_REG_EQUAL.
15884 * global.c (find_reg): Use hard_reg_set_empty_p instead of
15885 GO_IF_HARD_REG_SUBSET.
15886 (modify_reg_pav): Use hard_reg_set_empty_p instead of
15887 GO_IF_HARD_REG_EQUAL.
15888 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
15889 of GO_IF_HARD_REG_SUBSET.
15890 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
15891 instead of GO_IF_HARD_REG_EQUAL.
15892 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
15893 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
15894 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
15895 of GO_IF_HARD_REG_SUBSET,
15896 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
15897 GO_IF_HARD_REG_SUBSET.
15898 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
15899 instead of GO_IF_HARD_REG_EQUAL.
15900 * config/sh/sh.c (push_regs, calc_live_regs): Use
15901 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
15902 (hard_regs_intersect_p): Delete.
15904 2007-05-22 Janis Johnson <janis187@us.ibm.com>
15906 * doc/sourcebuild.texi (Test Directives) Add dg-message.
15908 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
15909 Richard Henderson <rth@redhat.com>
15911 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
15913 (x86_64-*-*): Likewise.
15915 * i386/i386-modes.def (V2QI): New.
15917 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
15919 (override_options): Support SSE4.1.
15920 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
15921 (IX86_BUILTIN_BLENDPS): Likewise.
15922 (IX86_BUILTIN_BLENDVPD): Likewise.
15923 (IX86_BUILTIN_BLENDVPS): Likewise.
15924 (IX86_BUILTIN_PBLENDVB128): Likewise.
15925 (IX86_BUILTIN_PBLENDW128): Likewise.
15926 (IX86_BUILTIN_DPPD): Likewise.
15927 (IX86_BUILTIN_DPPS): Likewise.
15928 (IX86_BUILTIN_INSERTPS128): Likewise.
15929 (IX86_BUILTIN_MOVNTDQA): Likewise.
15930 (IX86_BUILTIN_MPSADBW128): Likewise.
15931 (IX86_BUILTIN_PACKUSDW128): Likewise.
15932 (IX86_BUILTIN_PCMPEQQ): Likewise.
15933 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
15934 (IX86_BUILTIN_PMAXSB128): Likewise.
15935 (IX86_BUILTIN_PMAXSD128): Likewise.
15936 (IX86_BUILTIN_PMAXUD128): Likewise.
15937 (IX86_BUILTIN_PMAXUW128): Likewise.
15938 (IX86_BUILTIN_PMINSB128): Likewise.
15939 (IX86_BUILTIN_PMINSD128): Likewise.
15940 (IX86_BUILTIN_PMINUD128): Likewise.
15941 (IX86_BUILTIN_PMINUW128): Likewise.
15942 (IX86_BUILTIN_PMOVSXBW128): Likewise.
15943 (IX86_BUILTIN_PMOVSXBD128): Likewise.
15944 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
15945 (IX86_BUILTIN_PMOVSXWD128): Likewise.
15946 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
15947 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
15948 (IX86_BUILTIN_PMOVZXBW128): Likewise.
15949 (IX86_BUILTIN_PMOVZXBD128): Likewise.
15950 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
15951 (IX86_BUILTIN_PMOVZXWD128): Likewise.
15952 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
15953 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
15954 (IX86_BUILTIN_PMULDQ128): Likewise.
15955 (IX86_BUILTIN_PMULLD128): Likewise.
15956 (IX86_BUILTIN_ROUNDPD): Likewise.
15957 (IX86_BUILTIN_ROUNDPS): Likewise.
15958 (IX86_BUILTIN_ROUNDSD): Likewise.
15959 (IX86_BUILTIN_ROUNDSS): Likewise.
15960 (IX86_BUILTIN_PTESTZ): Likewise.
15961 (IX86_BUILTIN_PTESTC): Likewise.
15962 (IX86_BUILTIN_PTESTNZC): Likewise.
15963 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
15964 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
15965 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
15966 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
15967 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
15968 (bdesc_ptest): New.
15969 (bdesc_sse_3arg): Likewise.
15970 (bdesc_2arg): Likewise.
15971 (bdesc_1arg): Likewise.
15972 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
15974 (ix86_expand_sse_4_operands_builtin): New.
15975 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
15976 smaller than 8 bits as the 2nd arg.
15977 (ix86_expand_sse_ptest): New.
15978 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
15979 (ix86_expand_vector_set): Support SSE4.1.
15980 (ix86_expand_vector_extract): Likewise.
15982 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
15983 __SSE4_1__ for -msse4.1.
15985 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
15986 (UNSPEC_INSERTPS): Likewise.
15987 (UNSPEC_DP): Likewise.
15988 (UNSPEC_MOVNTDQA): Likewise.
15989 (UNSPEC_MPSADBW): Likewise.
15990 (UNSPEC_PHMINPOSUW): Likewise.
15991 (UNSPEC_PTEST): Likewise.
15992 (UNSPEC_ROUNDP): Likewise.
15993 (UNSPEC_ROUNDS): Likewise.
15995 * config/i386/i386.opt (msse4.1): New for SSE4.1.
15997 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
15998 (const_pow2_1_to_32768_operand): Likewise.
16000 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
16003 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
16005 (sse4_1_insertps): Likewise.
16006 (*sse4_1_extractps): Likewise.
16007 (sse4_1_ptest): Likewise.
16008 (sse4_1_mulv2siv2di3): Likewise.
16009 (*sse4_1_mulv4si3): Likewise.
16010 (*sse4_1_smax<mode>3): Likewise.
16011 (*sse4_1_umax<mode>3): Likewise.
16012 (*sse4_1_smin<mode>3): Likewise.
16013 (*sse4_1_umin<mode>3): Likewise.
16014 (sse4_1_eqv2di3): Likewise.
16015 (*sse4_1_pinsrb): Likewise.
16016 (*sse4_1_pinsrd): Likewise.
16017 (*sse4_1_pinsrq): Likewise.
16018 (*sse4_1_pextrb): Likewise.
16019 (*sse4_1_pextrb_memory): Likewise.
16020 (*sse4_1_pextrw_memory): Likewise.
16021 (*sse4_1_pextrq): Likewise.
16022 (sse4_1_blendpd): Likewise.
16023 (sse4_1_blendps): Likewise.
16024 (sse4_1_blendvpd): Likewise.
16025 (sse4_1_blendvps): Likewise.
16026 (sse4_1_dppd): Likewise.
16027 (sse4_1_dpps): Likewise.
16028 (sse4_1_movntdqa): Likewise.
16029 (sse4_1_mpsadbw): Likewise.
16030 (sse4_1_packusdw): Likewise.
16031 (sse4_1_pblendvb): Likewise.
16032 (sse4_1_pblendw): Likewise.
16033 (sse4_1_phminposuw): Likewise.
16034 (sse4_1_extendv8qiv8hi2): Likewise.
16035 (*sse4_1_extendv8qiv8hi2): Likewise.
16036 (sse4_1_extendv4qiv4si2): Likewise.
16037 (*sse4_1_extendv4qiv4si2): Likewise.
16038 (sse4_1_extendv2qiv2di2): Likewise.
16039 (*sse4_1_extendv2qiv2di2): Likewise.
16040 (sse4_1_extendv4hiv4si2): Likewise.
16041 (*sse4_1_extendv4hiv4si2): Likewise.
16042 (sse4_1_extendv2hiv2di2): Likewise.
16043 (*sse4_1_extendv2hiv2di2): Likewise.
16044 (sse4_1_extendv2siv2di2): Likewise.
16045 (*sse4_1_extendv2siv2di2): Likewise.
16046 (sse4_1_zero_extendv8qiv8hi2): Likewise.
16047 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
16048 (sse4_1_zero_extendv4qiv4si2): Likewise.
16049 (*sse4_1_zero_extendv4qiv4si2): Likewise.
16050 (sse4_1_zero_extendv2qiv2di2): Likewise.
16051 (*sse4_1_zero_extendv2qiv2di2): Likewise.
16052 (sse4_1_zero_extendv4hiv4si2): Likewise.
16053 (*sse4_1_zero_extendv4hiv4si2): Likewise.
16054 (sse4_1_zero_extendv2hiv2di2): Likewise.
16055 (*sse4_1_zero_extendv2hiv2di2): Likewise.
16056 (sse4_1_zero_extendv2siv2di2): Likewise.
16057 (*sse4_1_zero_extendv2siv2di2): Likewise.
16058 (sse4_1_roundpd): Likewise.
16059 (sse4_1_roundps): Likewise.
16060 (sse4_1_roundsd): Likewise.
16061 (sse4_1_roundss): Likewise.
16062 (mulv4si3): Don't expand for SSE4.1.
16063 (smax<mode>3): Likewise.
16064 (umaxv4si3): Likewise.
16065 (uminv16qi3): Likewise.
16066 (umin<mode>3): Likewise.
16067 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
16069 * doc/extend.texi: Document SSE4.1 built-in functions.
16071 * doc/invoke.texi: Document -msse4.1.
16073 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
16075 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
16076 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
16077 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
16078 (ASM_SPEC): Add asm_pcrel_spec.
16079 (EXTRA_SPECS): Add asm_pcrel_spec.
16081 2007-05-21 David Daney <ddaney@avtrex.com>
16083 * doc/install.texi (Building a cross compiler): Add requirements
16084 for Java cross compiler.
16086 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16088 PR middle-end/31995
16089 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
16090 Add loopno argument. Use evolution_function_is_invariant_rec_p
16091 instead of evolution_function_is_constant_p.
16092 Update calls to evolution_function_is_affine_multivariate_p.
16093 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
16094 Add loopno argument.
16095 * tree-scalar-evolution.c (gather_chrec_stats): Call
16096 evolution_function_is_affine_multivariate_p with a loop
16098 * tree-data-ref.c (analyze_miv_subscript): Likewise.
16099 (analyze_overlapping_iterations): Likewise.
16100 (access_functions_are_affine_or_constant_p): Likewise.
16101 (build_classic_dist_vector_1): If the access functions
16102 are equal, don't do anything.
16104 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
16105 Paolo Carlini <pcarlini@suse.de>
16106 Uros Bizjak <ubizjak@gmail.com>
16108 * c-cppbuiltin.c (c_cpp_builtins): Define
16109 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
16110 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
16111 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
16112 * doc/cpp.texi ([Standard Predefined Macros]): Document.
16114 2007-05-21 Mike Stump <mrs@apple.com>
16116 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
16118 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16120 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
16122 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
16123 implementation if __OPTIMIZE__ is not defined.
16124 (_mm_alignr_pi8): Ditto.
16125 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
16126 (_mm_inserti_si64): Ditto.
16127 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
16128 (_mm_slli_epi16): Ditto.
16129 (_mm_slli_epi32): Ditto.
16130 (_mm_slli_epi64): Ditto.
16131 (_mm_srai_epi16): Ditto.
16132 (_mm_srai_epi32): Ditto.
16133 (_mm_srli_si128): Ditto.
16134 (_mm_slli_si128): Ditto.
16135 (_mm_srli_epi16): Ditto.
16136 (_mm_srli_epi32): Ditto.
16137 (_mm_srli_epi64): Ditto.
16138 (_mm_extract_epi16): Ditto.
16139 (_mm_insert_epi16): Ditto.
16140 (_mm_shufflehi_epi16): Ditto.
16141 (_mm_shufflelo_epi16): Ditto.
16142 (_mm_shuffle_epi32): Ditto.
16143 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
16144 (_m_pextrw): Ditto.
16145 (_mm_insert_pi16): Ditto.
16146 (_m_pinsrw): Ditto.
16147 (_mm_shuffle_pi16): Ditto.
16148 (_m_pshufw): Ditto.
16149 (_mm_shufle_ps): Ditto.
16150 (_mm_prefetch): Ditto.
16152 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
16154 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
16155 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
16156 * real.c (encode_i370_single, decode_i370_single,
16157 encode_i370_double, decode_i370_double): Functions removed.
16158 (i370_single_format, i370_double_format): Initializations removed.
16159 (real_maxval, round_for_format, exact_real_truncate, significand_size):
16160 Consider the log2_b field to always be one.
16161 (ieee_single_format, mips_single_format, coldfire_single_format,
16162 ieee_double_format, mips_double_format, coldfire_double_format,
16163 ieee_extended_motorola_format, ieee_extended_intel_96_format,
16164 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
16165 ibm_extended_format, mips_extended_format, ieee_quad_format,
16166 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
16167 decimal_single_format, decimal_double_format, decimal_quad_format,
16168 c4x_single_format, c4x_extended_format, real_internal_format): Remove
16169 initialization of log2_b.
16170 * real.h (i370_single_format, i370_double_format): Declarations
16172 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
16173 field to always be one.
16175 2007-05-21 Andreas Schwab <schwab@suse.de>
16177 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
16178 NOTE_INSN_BASIC_BLOCK_P.
16179 (process_for_unwind_directive): Likewise.
16181 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
16183 * builtins.c (expand_builtin_setjmp_setup): Update comment.
16184 * function.h (struct function): Move va_list_gpr_size,
16185 va_list_fpr_size, function_frequency to front of bitfields. Add
16187 (current_function_calls_unwind_init): New.
16188 * except.c (expand_builtin_unwind_init): Set
16189 current_function_calls_unwind_init not
16190 current_function_has_nonlocal_label.
16191 * reload1.c (has_nonexceptional_receiver): New.
16192 (reload): Use it and current_function_calls_unwind_init to
16193 determine whether call-saved regs must be saved.
16195 2007-05-20 Jan Hubicka <jh@suse.cz>
16197 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
16198 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16199 * ddg.c (create_ddg): LIkewise.
16200 * final.c (final): Remove hunk moving line number notes around since
16201 they are no longer present at this stage.
16202 (final_scan_insn): Use NOTE_KIND instead of
16203 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16204 (output_asm_label): Likewise.
16205 * reorg.c (dbr_schedule): Likewise.
16206 * haifa-sched.c (unlink_other_notes): Likewise.
16207 * mode-switching.c (optimize_mode_switching): Likewise.
16208 * graph.c (start_bb): Likewise.
16209 * rtl.def (NOTE): Update description.
16210 * jump.c (squeeze_notes): Delete.
16211 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
16212 NOTE_INSN_BASIC_BLOCK_P when possible.
16213 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
16214 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
16215 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16216 (dwarf2out_var_location): Likewise.
16217 * cfgbuild.c (make_edges): Likewise.
16218 (find_basic_blocks_1): Likewise.
16219 * function.c (reorder_blocks_1): Likewise.
16220 (epilogue_done): Likewise.
16221 (reposition_prologue_and_epilogue_notes): Likewise.
16222 * print-rtl.c (print_rtx): Likewise; drop code for printing
16224 (print_rtl): Likewise.
16225 (print_rtl_single): Likewise.
16226 * gcse.c (insert_insn_start_bb): Likewise.
16227 * alias.c (init_alias_analysis): Likewise.
16228 * calls.c (fixup_tail_calls): Likewise.
16229 * except.c (sjlj_emit_function_enter): Likewise.
16230 * emit-rtl.c (add_insn_after): Likeiwse.
16231 (emit_label_before): Likewise.
16232 (emit_label_after): Likewise.
16233 (emit_note_before, emit_note_after, emit_note): Update
16234 parameter to be enum insn_note; do not deal with source
16236 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
16237 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
16239 (merge_blocks_move_successor_nojumps): Simplify now when
16240 we don't have BLOCK notes.
16241 (try_optimize_cfg): Likewise.
16242 * cfglayout.c (skip_insns_after_block): Likewise.
16243 (record_effective_endpoints): Likewise.
16244 (duplicate_insn_chain): Likewise.
16245 * varasm.c (output_constant_pool_1): Likewise.
16246 * sched-deps.c (sched_analyze): Likewise.
16247 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
16249 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
16250 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
16251 (SET_INSN_DELETED): Simplify.
16252 (NOTE_LINE_NUMBER): Exterminate.
16253 (NOTE_LINE_KIND): New.
16254 (NOTE_INSN_BASIC_BLOCK_P): Update.
16255 (enum insn_note): Simplify.
16256 (GET_NOTE_INSN_NAME) Simplify.
16257 (emit_note_before, emit_note_after, emit_note): Update prototype.
16258 (squeeze_notes): Remove.
16259 * sched-int.h (NOTE_NOT_BB_P): Update.
16260 * resource.c (mark_target_live_regs): Update.
16261 * sched-rgn.c (debug_dependencies): Update.
16262 * sched-vis.c (print_insn): Update.
16263 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
16264 * config/i386/i386.c (ix86_output_function_epilogue): Update.
16265 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
16266 (TARGET_ADJUST_UNROLL_MAX): Likewise.
16267 (split_branches): Update.
16268 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
16270 (sh_adjust_unroll_max): Exterminate.
16271 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
16272 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
16273 (m68hc11_reorg): Likewise.
16274 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
16275 (emit_predicate_relation_info): Update.
16276 (process_for_unwind_directive): Update.
16277 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
16278 (output_call): Update.
16279 * config/pa/pa.c (output_lbranch): Update.
16280 (output_millicode_call): Update.
16281 (output_call): Update.
16282 (pa_combine_instructions): Update.
16283 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
16284 * config/bfin/bfin.c (gen_one_bundle): Update.
16285 * cfgrtl.c (can_delete_note_p): Update.
16286 (delete_insn): Update.
16287 (rtl_merge_blocks): Update.
16288 (commit_one_edge_insertion): Update.
16289 (rtl_verify_flow_info): Update.
16290 * stmt.c (expand_case): Do not call squeeze_notes.
16292 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16299 * c.opt (Wtype-limits): New.
16300 * doc/invoke.texi (Wtype-limits): Document it.
16301 (Wextra): Enabled by -Wextra.
16302 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16303 * c-common.c (shorten_compare): Warn with Wtype-limits.
16305 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
16307 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
16308 inlined function, not as a macro.
16309 (_mm_alignr_pi8): Ditto.
16310 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
16311 (_mm_inserti_si64): Ditto.
16312 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
16313 (_mm_extract_epi16): Ditto.
16314 (_mm_insert_epi16): Ditto.
16315 (_mm_shufflehi_epi16): Ditto.
16316 (_mm_shufflelo_epi16): Ditto.
16317 (_mm_shuffle_epi32): Ditto.
16318 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
16319 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
16321 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
16323 (_m_to_float): Use C89 compatible assignment.
16325 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
16328 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
16330 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16333 * doc/invoke.texi (Wreturn-type): Complete description.
16334 (Wextra): Delete item about return-type warning.
16335 * c-decl.c: Delete redundant Wextra warning.
16337 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
16340 * config/i386/pmmintrin.h: Do not include xmmintrin.h
16341 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
16342 inlined function, not as a macro.
16343 (_mm_prefetch): Ditto.
16344 (_m_pextrw): Ditto.
16345 (_mm_insert_pi16): Ditto.
16346 (_m_pinsrw): Ditto.
16347 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
16348 (_m_pshufw): Ditto. Add const to __N argument.
16349 (_mm_shufle_ps): Ditto. Add const to __mask argument.
16350 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
16351 (_mm_slli_epi32): Ditto.
16352 (_mm_srli_si128): Implement as always inlined function, not as a
16353 macro. Add __inline to function declaration.
16354 (_mm_slli_si128): Ditto.
16356 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
16358 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
16359 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
16361 (struct fenv): New structure.
16362 (FP_HANDLE_EXCEPTIONS): New define.
16363 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
16364 (_FP_DECL_EXP): New define.
16365 (FP_INIT_ROUNDMODE): New define.
16366 (FP_ROUNDMODE): New define.
16368 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16370 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
16371 (Wconversion): Update description.
16372 (Wconversion-sign): New.
16373 * c.opt (Wconversion-sign): New.
16374 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
16375 means disabled for C++. Otherwise, take the status of Wconversion.
16376 * c-common.c (conversion_warning): Warn with either Wconversion or
16378 (warnings_for_convert_and_check): Conditions are already checked by
16379 conversion_warning.
16380 (convert_and_check): Don't check warnings if the conversion failed.
16382 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
16383 Anatoly Sokolov <aesok@dol.ru>
16385 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
16386 avr_epilogue_uses) : Add declaration.
16387 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
16388 * config/avr/constraints.md (R): New constraint.
16389 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
16390 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
16391 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
16392 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
16393 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
16394 call_prologue_saves, epilogue_restores, return_from_epilogue,
16395 return_from_main_epilogue, return_from_interrupt_epilogue,
16396 return_from_naked_epilogue, prologue, epilogue): New patterns.
16397 (jump): Handle symbol reference.
16398 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
16399 avr_output_function_prologue, avr_output_function_epilogue): Remove
16401 (avr_init_machine_status, expand_prologue, expand_epilogue,
16402 avr_asm_function_end_prologue, avr_epilogue_uses,
16403 avr_asm_function_begin_epilogue): New functions.
16404 (prologue_size, epilogue_size, jump_tables_size): Remove global
16406 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
16407 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
16408 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
16409 (avr_override_options): Initialise init_machine_status.
16410 (output_movhi): Handle all stack pointer loads.
16411 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
16412 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
16413 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
16414 (EPILOGUE_USES) Redefine.
16415 (machine_function) Declare.
16417 2007-05-19 Richard Sandiford <richard@codesourcery.com>
16419 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
16420 Use a single return statement.
16422 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16424 PR middle-end/30250
16425 * builtins.c (do_mpfr_lgamma_r): New.
16426 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
16427 * tree.h (CASE_FLT_FN_REENT): New.
16429 2007-05-18 Geoffrey Keating <geoffk@apple.com>
16431 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
16432 (output_die): Use 'unsigned long' with %x.
16433 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
16434 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
16435 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
16437 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
16439 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
16444 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
16445 true if function has no argument.
16447 2007-05-18 DJ Delorie <dj@redhat.com>
16449 * config/mips/mips.c (mips_offset_within_alignment_p): New.
16450 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
16452 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16454 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
16455 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
16456 count_trailing_zeros.
16457 (__i386__): Implement count_leading_zeros using __builtin_clz().
16458 Implement count_trailing_zeros usign __builtin_ctz().
16460 2007-05-18 Richard Sandiford <richard@codesourcery.com>
16462 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
16464 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16466 PR middle-end/31344
16467 * expr.c (emit_move_change_mode): Change mode of push operands here.
16469 2007-05-17 Ian Lance Taylor <iant@google.com>
16471 PR tree-optimization/31953
16472 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
16473 Change all callers.
16474 (set_value_range_to_null): Call set_value_range_to_value.
16475 (extract_range_from_comparison): Likewise.
16477 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16479 * toplev.c (print_version): Output GMP/MPFR version info.
16481 * builtins.c (CASE_MATHFN_REENT): New macro.
16482 (mathfn_built_in): Use it.
16483 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
16484 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
16485 BUILT_IN_LGAMMAL_R): New.
16486 * doc/extend.texi: Document new builtins.
16488 PR middle-end/31796
16489 * builtins.c (do_mpfr_remquo): New.
16490 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
16491 (fold_builtin_3): Handle BUILT_IN_REMQUO.
16493 PR middle-end/30251
16494 * builtins.c (fold_builtin_1): Handle y0, y1.
16495 (fold_builtin_2): Handle yn.
16497 PR middle-end/30251
16498 * builtins.c (do_mpfr_bessel_n): New.
16499 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
16500 (fold_builtin_2): Handle BUILT_IN_JN.
16502 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
16505 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
16506 TYPE_PRECISION (intmax_type_node).
16508 2007-05-17 Steve Ellcey <sje@cup.hp.com>
16511 * reload.c (subst_reloads): Remove checking.
16513 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16515 PR rtl-optimization/31691
16516 * combine.c (simplify_set): Build a new src pattern instead of
16517 substituting its operands in the COMPARE case.
16519 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
16521 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
16522 (execute_vrp): Preserve loops through jump threading.
16523 * tree-ssa-threadupdate.c (thread_single_edge,
16524 dbds_continue_enumeration_p, determine_bb_domination_status,
16525 thread_through_loop_header): New functions.
16526 (create_edge_and_update_destination_phis,
16527 create_edge_and_update_destination_phis): Set loops for the new blocks.
16528 (prune_undesirable_thread_requests): Removed.
16529 (redirect_edges): Do not pretend that redirect_edge_and_branch can
16531 (thread_block): Do not call prune_undesirable_thread_requests.
16533 (mark_threaded_blocks): Select edges to thread here.
16534 (thread_through_all_blocks): Take may_peel_loop_headers argument.
16535 Thread edges through loop headers independently.
16536 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
16537 * tree-pass.h (TODO_mark_first_instance): New.
16538 (first_pass_instance): Declare.
16539 * cfghooks.c (duplicate_block): Put the block to the original loop
16540 if copy is not specified.
16541 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
16542 jump threading. Pass may_peel_loop_headers to
16543 thread_through_all_blocks according to first_pass_instance.
16544 * cfgloop.h (create_preheader): Declare.
16545 * tree-flow.h (thread_through_all_blocks): Declaration changed.
16546 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
16547 * passes.c (first_pass_instance): New variable.
16548 (next_pass_1): Set TODO_mark_first_instance.
16549 (execute_todo): Set first_pass_instance.
16551 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
16553 PR tree-optimization/24659
16554 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
16555 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
16556 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
16557 OTI_vec_pack_ufix_trunc.
16558 (vec_unpacks_float_hi_optab): Define new macro.
16559 (vec_unpacks_float_lo_optab): Ditto.
16560 (vec_unpacku_float_hi_optab): Ditto.
16561 (vec_unpacku_float_lo_optab): Ditto.
16562 (vec_pack_sfix_trunc_optab): Ditto.
16563 (vec_pack_ufix_trunc_optab): Ditto.
16564 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
16565 and vec_pack_[s|u]fix_trunc_optab using
16566 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
16567 * tree-vectorizer.c (supportable_widening_operation): Handle
16568 FLOAT_EXPR and CONVERT_EXPR. Update comment.
16569 (supportable_narrowing_operation): New function.
16570 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
16571 * tree-vect-transform.c (vectorizable_conversion): Handle
16572 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16573 (vect_gen_widened_results_half): Move before vectorizable_conversion.
16574 (vectorizable_type_demotion): Call supportable_narrowing_operation()
16575 to check for target support.
16576 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
16577 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
16578 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
16579 for VEC_PACK_FIX_TRUNC_EXPR.
16580 (expand_binop): Special case mode of the result for
16581 vec_pack_[u|s]fix_trunc_optab.
16582 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
16583 vec_pack_[u|s]fix_trunc_optab.
16585 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
16586 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
16587 * tree-pretty-print.c (dump_generic_node): Handle
16588 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
16589 VEC_PACK_FIX_TRUNC_EXPR.
16591 * expr.c (expand_expr_real_1): Ditto.
16592 * tree-inline.c (estimate_num_insns_1): Ditto.
16593 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16595 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
16596 (vec_unpacks_float_lo_v8hi): Ditto.
16597 (vec_unpacku_float_hi_v8hi): Ditto.
16598 (vec_unpacku_float_lo_v8hi): Ditto.
16599 (vec_unpacks_float_hi_v4si): Ditto.
16600 (vec_unpacks_float_lo_v4si): Ditto.
16601 (vec_pack_sfix_trunc_v2df): Ditto.
16603 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
16605 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
16606 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
16607 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
16608 [vec_pack_ufix_trunc]: Ditto.
16609 [vec_unpacks_float_hi]: Ditto.
16610 [vec_unpacks_float_lo]: Ditto.
16611 [vec_unpacku_float_hi]: Ditto.
16612 [vec_unpacku_float_lo]: Ditto.
16614 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
16616 * soft-fp/README: Update for new files.
16617 * soft-fp/floattisf.c: New file.
16618 * soft-fp/floattidf.c: New file.
16619 * soft-fp/floattitf.c: New file.
16620 * soft-fp/floatuntisf.c: New file.
16621 * soft-fp/floatuntidf.c: New file.
16622 * soft-fp/floatuntitf.c: New file.
16623 * soft-fp/fixsfti.c: New file.
16624 * soft-fp/fixdfti.c: New file.
16625 * soft-fp/fixtfti.c: New file.
16626 * soft-fp/fixunssfti.c: New file.
16627 * soft-fp/fixunsdfti.c: New file.
16628 * soft-fp/fixunstfti.c: New file.
16629 * soft-fp/extendxftf.c: New file.
16630 * soft-fp/trunctfxf.c: New file.
16632 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
16633 (__trunctfxf2): Ditto.
16635 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
16636 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
16637 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
16638 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
16639 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
16640 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
16642 * config/i386/t-fprules-softfp64: New file.
16643 * config/i386/sfp-machine.h: New file.
16644 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
16645 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
16646 and soft-fp/t-softfp to tmake_file.
16647 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
16648 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
16650 * config/i386/t-linux64 (softfp_wrap_start): New.
16651 (softfp_wrap_end): New.
16652 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
16653 supported for TARGET_64BIT.
16655 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16657 * c-common.c (c_common_signed_or_unsigned_type): Emulate
16658 c_common_unsigned_type behavior.
16660 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
16662 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
16665 2007-05-16 Eric Christopher <echristo@apple.com>
16667 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
16668 saving after stack push. Set sp_offset whenever we push.
16669 (rs6000_emit_epilogue): Move altivec register restore before
16672 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16674 * configure.ac: Allow sysroots to be relocated under $prefix as
16675 well as $exec_prefix.
16676 * configure: Regenerate.
16678 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16682 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16684 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16685 (gcc_tooldir): Likewise.
16686 * configure: Regenerate.
16687 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16688 old configure.ac gcc_tooldir setting.
16689 (prefix_to_exec_prefix): New variable.
16690 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16691 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16693 2007-05-14 Janis Johnson <janis187@us.ibm.com>
16695 * c-typeck.c (build_binary_op): Return early for error.
16697 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
16699 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
16700 struct nb_iter_bound.
16701 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
16702 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
16703 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
16704 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
16705 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
16706 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
16707 (del_scev_info): Use ggc_free.
16708 (scev_initialize): Allocate scalar_evolution_info in gc memory.
16709 * loop-init.c: Include ggc.h.
16710 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
16711 (loop_optimizer_finalize): Use ggc_free.
16712 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
16713 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
16714 pass_iv_optimize): Add TODO_ggc_collect.
16715 * function.h (struct function): Remove skip marker from
16717 * cfgloop.c: Include ggc.h.
16718 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
16720 (establish_preds): Vector superloops is gc allocated.
16721 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
16723 (flow_loops_find): Vector larray is gc allocated.
16724 (loop_exit_free): Use ggc_free.
16725 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
16726 that head of exits list is now not a part of struct loop.
16727 (record_loop_exits): Allocate exits table in gc memory.
16728 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
16729 that head of exits list is now not a part of struct loop.
16730 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
16731 struct loop_exit): Add GTY marker.
16732 (struct loop): Add GTY marker. Make superloops vector gc allocated.
16733 Add skip marker to aux field. Make head of exits list a separate
16735 (struct loops): Add GTY marker. Make larray vector gc allocated.
16736 Add param marker to exits table.
16737 (get_loops): Type changed.
16738 * Makefile.in (tree-scalar-evolution.o): Add
16739 gt-tree-scalar-evolution.h dependency.
16740 (cfgloop.o, loop-init.o): Add ggc.h dependency.
16741 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
16742 * basic-block.h (struct basic_block_def): Remove skip marker from
16745 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
16747 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
16748 of 0 in the call to expand_expr().
16749 (expand_builtin_mathfn_3): Ditto.
16750 (expand_builtin_interclass_mathfn): Ditto.
16751 (expand_builtin_cexpi): Ditto.
16752 (expand_builtin_int_roundingfn): Ditto.
16753 (expand_builtin_int_roundingfn_2): Ditto.
16754 (expand_builtin_pow): Ditto.
16755 (expand_builtin_powi): Ditto.
16756 (expand_builtin_bswap): Ditto.
16757 (expand_builtin_unop): Ditto.
16758 (expand_builtin_fabs): Ditto.
16759 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
16760 the call to expand_expr().
16761 (expand_builtin_sync_operation): Ditto.
16762 (expand_builtin_compare_and_swap): Ditto.
16763 (expand_builtin_lock_test_and_set): Ditto.
16764 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
16765 instead of 0 in the call to expand_expr().
16766 (expand_builtin_extract_return_addr): Ditto.
16767 (expand_builtin_eh_return): Ditto.
16768 (expand_eh_return): Ditto.
16769 * explow.c (expr_size): Ditto.
16770 * expr.c (optimize_bitfield_assignment_op): Ditto.
16771 (expand_assignement): Ditto.
16772 (store_expr): Ditto.
16773 (store_field): Ditto.
16774 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
16775 the call to expand_expr().
16776 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
16777 in the call to expand_expr().
16778 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
16779 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
16780 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
16782 * optabs.c (expand_vec_shift_expr): Ditto.
16783 (expand_vec_cond_expr): Ditto.
16784 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
16785 call to expand_expr().
16786 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
16787 in the call to expand_expr().
16789 2007-05-14 Dave Korn <dave.korn@artimi.com>
16791 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
16793 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
16795 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
16796 instead of c_common_unsigned_type.
16797 (c_common_unsigned_type): Remove.
16798 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
16799 c_common_unsigned_type.
16800 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
16801 c_common_unsigned_type.
16802 * c-common.h (c_common_unsigned_type): Remove.
16803 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
16804 c_common_unsigned_type.
16805 * c-format.c (check_format_types): Use unsigned_type_for instead of
16806 c_common_unsigned_type.
16807 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16808 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
16809 of c_common_unsigned_type.
16810 * convert.c (convert_to_integer): Use unsigned_type_for instead of
16811 lang_hooks.types.unsigned_type.
16812 * expmed.c (make_tree): Use unsigned_type_for instead of
16813 lang_hooks.types.unsigned_type.
16814 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
16815 lang_hooks.types.unsigned_type.
16816 (build_range_check): Likewise.
16817 (fold_unary): Likewise.
16818 (fold_binary): Likewise.
16819 (fold_ternary): Likewise.
16820 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16821 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
16822 * tree.c (get_unsigned_type): New.
16823 (unsigned_type_for): Use get_unsigned_type instead of
16824 lang_hooks.types.unsigned_type.
16826 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
16828 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
16829 to m68k_get_function_kind. Update its prototype.
16830 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
16832 (m68k_interrupt_function_p): Return enum m68k_function_type
16833 instead of bool. Rename to m68k_get_function_kind.
16834 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
16835 target is not fido.
16836 (m68k_compute_frame_layout): Don't mark any register for save
16837 if an interrupt_thread attribute is specified.
16838 (m68k_hard_regno_rename_ok): Update a use of
16839 m68k_interrupt_function_p.
16840 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
16841 m68k_interrupt_function_p.
16842 (m68k_function_type): New.
16843 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
16844 for a function with an interrupt_thread attribute.
16845 * doc/extend.texi: Document the interrupt_thread attribute.
16847 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
16849 Fix PR tree-optimization/31911
16850 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
16851 if they didn't change the expression.
16853 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
16855 * tree-scalar-evolution.c (resolve_mixers): Exported.
16856 * tree-scalar-evolution.h (resolve_mixers): Declare.
16857 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
16858 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
16859 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
16860 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
16861 init_array_ref, init_pointer_ref, analyze_indirect_ref,
16862 strip_conversion, analyze_offset_expr, address_analysis,
16863 object_analysis, analyze_offset): Removed.
16864 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
16865 split_constant_offset, canonicalize_base_object_address,
16866 object_address_invariant_in_loop_p, disjoint_objects_p,
16867 dr_may_alias_p, dr_address_invariant_p): New functions.
16868 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
16869 and dr_analyze_alias.
16870 (initialize_data_dependence_relation): Use dr_may_alias_p
16871 and object_address_invariant_in_loop_p.
16872 (compute_self_dependence): Handle the case when
16873 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
16874 (find_data_references_in_stmt): Restrict the analysis of data
16875 references to the given loop nest.
16876 (find_data_references_in_loop): Made static. Pass loop nest to
16877 find_data_references_in_stmt.
16878 (compute_data_dependences_for_loop): Use DR_VOPS.
16879 (free_data_ref): Free DR_VOPS.
16880 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
16881 (struct innermost_loop_behavior): ... new.
16882 (struct base_object_info): Replaced by ...
16883 (struct indices): ... new.
16884 (struct dr_alias): New.
16885 (enum data_ref_type): Removed.
16886 (struct data_reference): Consist of struct innermost_loop_behavior,
16887 struct indices and struct dr_alias.
16888 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
16889 (DR_MEMTAG): Renamed to ...
16890 (DR_SYMBOL_TAG): ... this.
16891 (find_data_references_in_loop): Declaration removed.
16892 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
16893 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
16894 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
16895 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
16897 2007-05-13 Revital Eres <eres@il.ibm.com>
16899 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
16900 which walks virtual def-use chains to find redundant stores.
16901 (dse_optimize_stmt): Call it.
16903 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16905 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
16906 * passes.c (init_optimization_passes): Move pass_jump_bypass
16909 * basic-block.h (bb_has_eh_pred): Fix style issue.
16911 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16913 PR rtl-optimization/31848
16914 * loop-invariant.c (move_invariant_reg): If we move an insn
16915 with a REG_EQUAL note, and that insn is not always executed,
16916 remove the REG_EQUAL note.
16918 2007-05-12 Richard Guenther <rguenther@suse.de>
16920 PR tree-optimization/31797
16921 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
16922 propagate into a stmt that has volatile ops.
16924 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16926 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16927 (gcc_tooldir): Likewise.
16928 * configure: Regenerate.
16929 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16930 old configure.ac gcc_tooldir setting.
16931 (prefix_to_exec_prefix): New variable.
16932 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16933 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16935 2007-05-11 Silvius Rus <rus@google.com>
16937 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
16938 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
16939 * c-common.h (strict_aliasing_warning): Change return type.
16940 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
16941 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
16942 (build_c_cast): Condition call to strict_aliasing_warning.
16943 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
16944 * flags.h (set_Wstrict_aliasing): Declare.
16945 * opts.c (set_Wstrict_alising): Define, add call to.
16946 * tree-flow.h (strict_aliasing_warning_backend): Declare.
16947 * tree-ssa-alias-warnings.c: New file.
16948 * tree-ssa-alias.c (compute_may_aliases): Add call to
16949 strict_aliasing_warning_backend.
16951 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
16953 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16954 Use loop_depth and loop_outer accessor functions.
16955 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
16956 determine_invariantness_stmt, move_computations_stmt): Ditto.
16957 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
16958 add_loop, loopify, unloop, fix_loop_structure): Ditto.
16959 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
16960 * tree-scalar-evolution.c (interpret_loop_phi,
16961 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
16962 instantiate_parameters_1, scev_const_prop): Ditto.
16963 * cfghooks.c (make_forwarder_block): Ditto.
16964 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
16965 * modulo-sched.c (loop_canon_p): Ditto.
16966 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
16967 slpeel_can_duplicate_loop_p): Ditto.
16968 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
16969 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16970 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
16971 cancel_loop, verify_loop_structure): Ditto.
16972 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
16973 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
16974 superloops vector instead of "pred" array.
16975 (establish_preds): Take father loop as an argument. Initialize the
16977 (flow_loop_tree_node_add): Pass father loop to establish_preds.
16978 Do not initialize loop->outer.
16979 (flow_loop_tree_node_remove): Truncate the superloops vector.
16980 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
16981 "pred" merged to "superloops" vector.
16982 (loop_depth, loop_outer): New.
16983 (fel_init): Use loop_outer.
16985 2007-05-11 Jan Hubicka <jh@suse.cz>
16987 * cgraphunit.c: Include gt-cgraphunit.h
16988 (static_ctors, static_dtors): New static vars.
16989 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
16990 based on implementation in c-common.c
16991 (cgraph_finalize_function): Call record_cdtor_fn.
16992 (cgraph_optimize): Call cgraph_build_cdtor_fns.
16993 * decl.c (finish_function): Do not call c_record_cdtor_fn.
16994 (c_write_global_declarations): Do not call c_build_cdtor_fns.
16995 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
16996 build_cdtor, c_build_cdtor_fns): Remove.
16997 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
16998 c_build_cdtor_fns): Remove prototype.
17000 2007-05-11 Paolo Carlini <pcarlini@suse.de>
17003 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
17004 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
17005 * builtins.c (fold_builtin_memchr): New.
17006 (expand_builtin_memchr): Call the latter.
17007 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
17008 * doc/extend.texi ([Other built-in functions provided by GCC]):
17011 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
17013 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
17014 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
17015 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
17016 PFPO_OP1_TYPE_SHIFT): Constants added.
17017 (DFP_ALL): Mode macro defined.
17018 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
17019 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
17020 Insn definitions added.
17021 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
17022 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
17025 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
17027 PR tree-optimization/31885
17028 * tree-chrec.c (chrec_contains_undetermined): Do not consider
17029 NULL_TREE to be undetermined.
17030 (automatically_generated_chrec_p): Return false for NULL.
17032 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
17034 * config/bfin/bfin.h (MOVE_RATIO): Define.
17036 2007-05-10 Richard Sandiford <richard@codesourcery.com>
17038 * config.gcc (sparc-wrs-vxworks): New target.
17039 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
17040 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
17041 * config/sparc/sparc.h: Include vxworks-dummy.h.
17042 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
17043 include LABEL_REFs too.
17044 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
17045 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
17047 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
17049 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
17050 (sparc_emit_call_insn): New function.
17051 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
17052 functions when generating VxWorks PIC.
17053 * config/sparc/sparc.md (vxworks_load_got): New pattern.
17054 (call, call_value): Use sparc_emit_call_insn instead of
17057 2007-05-09 Bob Wilson <bob.wilson@acm.org>
17059 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
17061 2007-05-09 Bob Wilson <bob.wilson@acm.org>
17063 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
17064 for floating-point values if HOST_BITS_PER_LONG > 32. Use
17065 split_double instead of operand_subword.
17067 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
17069 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
17070 * config/bfin/bfin.c (bfin_local_alignment): New function.
17071 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
17073 2007-05-08 Chao-ying Fu <fu@mips.com>
17075 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
17076 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
17077 (smsub_widen_optab, umsub_widen_optab): Define.
17078 * optabs.c (init_optabs): Initialize smsub_widen_optab and
17080 * genopinit.c (optabs): Fill in smsub_widen_optab and
17082 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
17083 and umsub_widen_optab to implement multiply-subtract sequences.
17084 * config/mips/mips.md (*msac<u>_di): Rename to...
17085 (<u>msubsidi4): ...this. Extend condition to include
17086 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17087 of operand 0 to "ka" and use the three-operand form of msub<u>
17089 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
17092 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17094 PR rtl-optimization/28011
17095 * reload.c (push_reload): Set dont_share if IN appears in OUT
17096 also when IN is a PLUS rtx.
17097 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
17100 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
17102 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
17103 call unshare_all_decls.
17104 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
17105 (unshare_all_decls): Remove.
17107 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
17110 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
17113 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
17114 Nigel Stephens <nigel@mips.com>
17116 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
17117 Update comments and all uses.
17118 (MIN_FPRS_PER_FMT): Define.
17119 * config/mips/mips.c (function_arg): Fix to correctly handle
17120 the -mips32r2 -mfp64 -mabi=32 case.
17121 (override_options): Enable use of odd-numbered registers for
17122 SFmode values on MIPS32.
17123 (mips_save_reg_p): Save whole floating-point register pair if
17124 either half is used.
17125 (compute_frame_size): Fix comment.
17127 2007-05-08 Jie Zhang <jie.zhang@analog.com>
17129 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
17130 argument of type bool.
17131 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
17132 argument. Safely select temporary P register according to it.
17133 (do_link): Change call site of add_to_reg accordingly.
17134 (do_unlink): Add epilogue_p as a fourth argument and pass it
17136 (expand_interrupt_handler_epilogue): Change call of do_unlink
17138 (bfin_expand_prologue): Add a third argument sibcall_p.
17139 * config/bfin/bfin.md (epilogue): Change call of
17140 bfin_expand_epilogue accordingly.
17141 (sibcall_epilogue): Likewise.
17142 (eh_return_internal): Likewise.
17144 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
17145 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
17146 * config/bfin/bfin.c (bfin_handle_option): Handle
17147 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
17148 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
17149 Support bf534, bf536 and bf561.
17150 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
17152 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
17155 * config/i386/i386.c (ix86_function_regparm): Process local
17156 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
17158 2007-05-07 Mike Stump <mrs@apple.com>
17160 * doc/invoke.texi (Warning Options): Document that -Wempty-body
17161 also checks for and while statements in C++.
17163 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
17165 * gcc.c (at_file_supplied): New variable.
17166 (main): Set it if we expanded argv.
17167 (do_spec_1): Pass an @-file to the linker if we were called with
17168 an @-file argument and HAVE_GNU_LD.
17169 * collect2.c (at_file_supplied): New variable.
17170 (response_file): New variable.
17171 (collect_exit): Unlink response_file if necessary.
17172 (handler): Likewise.
17173 (do_wait): Likewise.
17174 (main): Set at_file_supplied if we expanded argv.
17175 (collect_execute): Pass an @-file to subprocesses if we were called
17176 with an @-file argument.
17177 * configure.ac: Add define for HAVE_GNU_LD.
17178 * configure: Regenerate.
17179 * config.in: Regenerate.
17181 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
17183 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
17184 operand to HI mode.
17189 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
17191 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17192 (TARGET_ENCODE_SECTION_INFO): Re-define.
17193 (m32c_encode_section_info): New
17194 (function_vector_handler): New
17195 (current_function_special_page_vector): New
17196 (m32c_special_page_vector_p): New.
17197 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
17199 * config/m32c/jump.md: Added instruction JSRS for functions
17200 with attribute "function_vector".
17201 * doc/extend.texi (function_vector): Added description
17202 for M16C, M32C targets.
17204 2007-05-07 DJ Delorie <dj@redhat.com>
17207 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
17208 ashrpsi3, lshrpsi3): Update shift count constraint.
17210 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
17211 Nathan Froyd <froydnj@codesourcery.com>
17214 * c-incpath.c (add_path): Strip trailing path separators.
17216 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
17218 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
17219 Free dominance info before purging EH edges.
17220 (eliminate_degenerate_phis): Likewise.
17221 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
17223 2007-05-07 Jan Hubicka <jh@suse.cz>
17225 * gimplify.c (gimplify_expr): Do not crash when folding
17226 (void *)(int)&a + 4.
17228 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17231 * c-opts.c (lang_fortran): Make it non static.
17232 * c-common.h (lang_fortran): New prototype.
17233 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
17234 -lang-fortran option was passed by the driver.
17236 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
17238 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
17239 of ASSERT_CHECKING. Tweak message.
17241 2007-05-06 Revital Eres <eres@il.ibm.com>
17244 * loop-unroll.c (insert_var_expansion_initialization):
17245 Initialize the expansions with -zero instead of +zero.
17247 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
17249 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
17250 into pic and non-pic versions. Mark r19 as used for
17251 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
17252 for tgd_load, tld_load and tie_load .
17253 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
17254 version of tgd_load, tld_load and tie_load depending on the
17257 2007-05-04 Ulrich Drepper <drepper@redhat.com>
17258 Jakub Jelinek <jakub@redhat.com>
17260 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
17261 (__do_global_dtors_aux): Use more paranoid loop to run
17262 destructors if HIDDEN_DTOR_LIST_END.
17263 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
17265 2007-05-04 Jakub Jelinek <jakub@redhat.com>
17267 * varasm.c (align_variable): Don't increase alignment for
17268 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
17269 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
17271 2007-05-04 Josh Conner <jconner@apple.com>
17273 * basic-block.h (cdi_direction): Assign values to all enumeration
17275 (dom_computed): Remove.
17276 (dom_info_state): New.
17277 (set_dom_info_availability): New.
17278 * tree-ssa-loop-im.c (determine_invariantness): Initialize
17279 walk_data.dom_direction.
17280 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
17281 instead of dom_computed[].
17282 (split_edge): Likewise.
17283 (create_basic_block): Likewise.
17284 (merge_blocks): Likewise.
17285 * ifcvt.c (find_if_header): Likewise.
17286 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
17287 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
17288 * tree-ssa.c (verify_ssa): Likewise.
17289 * tree-cfg.c (tree_verify_flow_info): Likewise.
17290 (remove_edge_and_dominated_blocks): Likewise.
17291 * dominance.c (dom_computed): Make static.
17292 (calc_dfs_tree_nonrec): Change third param to a bool.
17293 (calc_dfs_tree): Change second param to a bool.
17294 (calc_idioms): Change second param to a bool. Use
17295 dom_convert_dir_to_idx.
17296 (init_dom_info): Validate dir before using.
17297 (dom_convert_dir_to_idx): New.
17298 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
17299 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
17300 (free_dominance_info): Use dom_convert_dir_to_idx.
17301 (get_immediate_dominator): Likewise.
17302 (set_immediate_dominator): Likewise.
17303 (get_dominated_by): Likewise.
17304 (redirect_immediate_dominators): Likewise.
17305 (nearest_common_denominator): Likewise.
17306 (dominated_by_p): Likewise.
17307 (bb_dom_dfs_in): Likewise.
17308 (bb_dom_dfs_out): Likewise.
17309 (recount_dominator): Likewise.
17310 (iterate_fix_dominators): Likewise.
17311 (add_to_dominance_info): Likewise.
17312 (delete_from_dominance_info): Likewise.
17313 (first_dom_son): Likewise.
17314 (next_dom_son): Likewise.
17315 (dom_info_available_p): Likewise.
17316 (dom_info_state): New.
17317 (set_dom_info_availability): New.
17319 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
17321 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
17323 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
17325 2007-05-04 Bob Wilson <bob.wilson@acm.org>
17327 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
17328 (subdi3, subdi_carry): Delete.
17330 2007-05-04 Jan Hubicka <jh@suse.cz>
17331 Richard Guenther <rguenther@suse.de>
17333 * opts.c (decode_options): Do not fiddle with inlining
17334 parameters in case of optimizing for size.
17335 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
17336 for size do nothing.
17337 (cgraph_decide_inlining_of_small_function): When optimizing for
17338 size never inline functions increasing caller size.
17339 (cgraph_early_inlining): Inline for size when optimizing for size.
17341 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
17343 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
17344 logical operations piecewise.
17345 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
17346 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
17347 subdi_sesidi_di): Delete.
17348 (add_with_carry): Produce carry in CC instead of a DREG to shorten
17349 the generated sequence. Allow three-reg add in constraints. Rewrite
17350 the rtl expression for carry to avoid zero_extend of a constant.
17351 (sub_with_carry): New pattern.
17352 (adddi3, subdi3): Change into define_expand. For subtract, generate a
17353 different sequence not involving jumps.
17354 (notbi): Now a named pattern.
17356 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
17358 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
17359 Add the note about a significant loss of accuracy of some
17360 mathematical routines when these options are used.
17362 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17364 * haifa-sched.c (rtx_vec_t): New typedef.
17365 (contributes_to_priority_p): Extract piece of priority () into new
17367 (priority): Use the function. Add assertion.
17368 (rank_for_schedule, set_priorities): Add assertion to check that
17369 insn's priority is initialized.
17370 (clear_priorities, calc_priorities): Change signature. Make it update
17371 all relevant insns. Update all callers ('add_to_speculative_block ()'
17372 and 'create_block_check_twin ()').
17373 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
17374 Add new field 'priority_status'.
17375 (INSN_PRIORITY_STATUS): New macro.
17376 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
17378 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17380 * sched-ebb.c (debug_ebb_dependencies): New static function.
17381 (init_ready_list): Use it.
17383 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
17384 with changed signature and 'debug_rgn_dependencies ()'.
17385 (debug_rgn_dependencies): New static function.
17386 (init_ready_list): Use it.
17388 * sched-int.h (debug_dependencies): Declare.
17390 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
17392 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
17394 2007-05-04 Dirk Mueller <dmueller@suse.de>
17396 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
17398 2007-05-03 Jan Hubicka <jh@suse.cz>
17400 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
17401 ((T1)X op (T1)Y), for pointer type in more cases than before.
17403 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
17405 * tree-object-size.c (plus_expr_object_size): When operand size is
17406 unknown, return unknown.
17408 2007-05-03 Dirk Mueller <dmueller@suse.de>
17410 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
17412 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
17415 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
17417 2007-05-03 Janis Johnson <janis187@us.ibm.com>
17419 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
17421 2007-05-03 Joseph Myers <joseph@codesourcery.com>
17423 * config/soft-fp/double.h, config/soft-fp/extended.h,
17424 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
17425 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
17426 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
17427 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
17430 2007-05-03 Ian Lance Taylor <iant@google.com>
17432 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
17433 MASK_PPC_GFXOPT for 8540 or 8548.
17435 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17437 * tree-vect-transform.c (vect_update_inits_of_drs): Use
17438 vect_print_dump_info() to output debug information.
17440 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17443 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
17444 operands of size 2 when operand is not MEM_P.
17446 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17448 PR tree-optimization/30565
17449 * lambda-code.c (perfect_nestify): Fix updating of dominators.
17451 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
17453 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
17454 (umulsi3_highpart): Use them.
17455 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
17456 for final accumulator to D regisster tranfser.
17458 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
17460 PR tree-optimization/31699
17461 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
17463 (vect_enhance_data_refs_alignment): Compute peel amount using
17464 TYPE_VECTOR_SUBPARTS instead of vf.
17465 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
17467 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
17470 * system.h: Remove inclusion of double-int.h
17471 * tree.h: Include double-int.h
17472 * gengtype.c: Likewise
17473 * cfgloop.h: Likewise
17474 * Makefile.in: Adjust dependencies on double-int.h
17476 2007-05-02 Eric Christopher <echristo@apple.com>
17478 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
17479 -shared to -Zdynamiclib.
17481 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
17484 * c-common.c (strip_pointer_or_array_types): New function.
17485 * c-common.h (strip_pointer_or_array_types): New function declaration.
17487 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17489 PR tree-optimization/31771
17490 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
17492 2007-05-02 Paul Brook <paul@codesourcery.com>
17494 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
17496 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
17498 PR middle-end/29715
17499 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
17502 2007-05-02 Nick Clifton <nickc@redhat.com>
17504 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
17506 2007-05-02 Richard Guenther <rguenther@suse.de>
17508 PR tree-optimization/31146
17509 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
17510 argument, single_use_p. If we have a single use that is
17511 a conversion to the definition rhs type, propagate that rhs.
17512 (forward_propagate_addr_expr): Pass single_use_p argument
17513 to forward_propagate_addr_expr_1.
17515 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
17517 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
17520 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17522 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
17523 'AMD Family 10 core'.
17525 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17527 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
17528 and athlon64-sse3 as improved versions of k8, opteron and athlon64
17529 with SSE3 instruction set support.
17530 * doc/invoke.texi: Likewise.
17532 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17534 * config/i386/i386.c (override_options): Tuning 32-byte loop
17535 alignment for amdfam10 architecture. Increasing the max loop
17536 alignment to 24 bytes.
17538 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
17540 * config/m68k/constraints.md: New.
17541 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
17542 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17543 EXTRA_CONSTRAINT): Remove.
17544 * config/m68k/m68k.md: Include constraints.md.
17545 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
17547 2007-05-01 Ian Lance Taylor <iant@google.com>
17549 PR tree-optimization/31739
17550 * tree-vrp.c (vrp_val_is_max): New static function.
17551 (vrp_val_is_min): New static function.
17552 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
17554 (set_value_range): Use vrp_val_is_{max,min}.
17555 (extract_range_from_assert): Likewise.
17556 (extract_range_from_binary_expr): Likewise.
17557 (extract_range_from_unary_expr): Likewise.
17558 (dump_value_range, vrp_meet): Likewise.
17559 (vrp_visit_phi_node): Likewise.
17560 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
17562 2007-05-01 Mark Mitchell <mark@codesourcery.com>
17564 * config/i386/gmon-sol2.c (size_t): New type.
17565 (intptr_t): Likewise.
17566 (s_textsize): Declare as size_t.
17568 (monstartup): Use size_t for sizes.
17569 (_mcount): Save and restore registers.
17570 (internal_mcount): Pass 0 as the first argument to monstartup
17572 (moncontrol): Convert pointer to appropriately sized integer
17573 before passing to profil.
17575 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17577 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
17578 __NO_FPRS__, not just if _SOFT_DOUBLE.
17579 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
17580 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
17581 also for E500 double.
17582 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
17583 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
17586 2007-05-01 Richard Guenther <rguenther@suse.de>
17588 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
17591 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17593 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
17595 2007-05-01 Jan Hubicka <jh@suse.cz>
17597 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
17600 2007-05-01 Jan Hubicka <jh@suse.cz>
17602 * tree.h (maybe_fold_offset_to_component_ref): Remove.
17603 (maybe_fold_offset_to_reference): Declare.
17604 * fold-const.c (fold_unary): Do not fold
17605 (type *)&A into &A->field_of_type_and_offset_0
17606 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
17607 size is unknown, give up.
17608 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
17610 (maybe_fold_offset_to_reference): New.
17611 (maybe_fold_stmt_indirect): Use it.
17612 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
17613 * gimplify.c (gimplify_conversion): Canonicalize conversions to
17615 (gimplify_expr): Likewise for plus_expr.
17617 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
17619 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
17620 bsi_after_labels. Always insert statements before bsi.
17621 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
17622 * predict.c (apply_return_prediction): Check for empty blocks.
17623 * cfgexpand.c (lab_rtx_for_bb): New variable.
17624 (label_rtx_for_bb): Do not create new tree labels.
17625 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
17626 (tree_expand_cfg): Initialize lab_rtx_for_bb.
17627 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
17629 (label_for_bb): Add field used.
17630 (update_eh_label, main_block_label): Mark the label used.
17631 (cleanup_dead_labels): Remove unused labels.
17633 2007-05-01 Richard Guenther <rguenther@suse.de>
17635 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
17636 if it is not about to be set.
17637 (get_value_range): Do not pre-allocate equiv bitmap.
17638 (update_value_range): No need to clear equiv field.
17639 (add_equivalence): Change prototype to get bitmap pointer.
17640 Allocate bitmap here if it is not already.
17641 (extract_range_from_assert): Do not allocate bitmap here.
17642 Update callers to add_equivalence.
17643 (extract_range_from_ssa_name): Likewise.
17644 (get_vr_for_comparison): New static helper.
17645 (compare_name_with_value): Handle NULL equiv bitmap by
17646 peeling the first iteration of the comparison loop.
17647 Use get_vr_for_comparison.
17648 (compare_names): Handle NULL equiv bitmaps by using fake
17649 ones. Use get_vr_for_comparison.
17651 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
17653 * double-int.c (mpz_set_double_int): Moved from
17654 tree-ssa-loop-niter.c.
17655 (mpz_get_double_int): Likewise; also, add option to wrap
17656 out-of-range integers.
17657 * double-int.h: New prototypes for above.
17658 * tree.c (get_static_type_bounds): Moved from
17659 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
17660 TYPE_MAX_VALUE if they exist..
17661 * tree.h: New prototype for above.
17662 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
17663 get_type_bounds calls.
17664 (mpz_set_double_int): Move to double-int.c.
17665 (get_type_bounds): Move to tree.c, rename to
17666 get_static_type_bounds.
17667 (mpz_to_double_int): Move to double-int.c, rename to
17668 mpz_get_double_int.
17670 2007-04-30 Bob Wilson <bob.wilson@acm.org>
17672 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
17673 DIV0 exception can fall through to a normal return.
17675 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
17677 PR middle-end/22156
17678 Temporarily revert:
17679 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
17680 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
17681 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17682 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
17683 initialize align to silence bogus warning.
17684 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17685 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
17687 (struct sra_walk_fns): Remove use_all parameter from use.
17688 (sra_hash_tree): Handle BIT_FIELD_REFs.
17689 (sra_elt_hash): Don't hash bitfld blocks.
17690 (sra_elt_eq): Skip them in parent compares as well. Handle
17692 (sra_walk_expr): Don't maintain or pass down use_all_p.
17693 (scan_use): Remove use_all parameter.
17694 (scalarize_use): Likewise. Re-expand assignment to
17695 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
17696 output, and re-scalarize after output. Don't mark anything
17698 (scalarize_ldst): Adjust.
17699 (scalarize_walk_gimple_modify_statement): Likewise.
17700 (build_element_name_1): Handle BIT_FIELD_REFs.
17701 (instantiate_element): Don't warn for any element whose parent
17702 is used as a whole.
17703 (instantiate_missing_elements_1): Return the sra_elt.
17704 (canon_type_for_field): New.
17705 (try_instantiate_multiple_fields): New.
17706 (instantiate_missing_elemnts): Use them.
17707 (mark_no_warning): Removed.
17708 (generate_one_element_ref): Handle BIT_FIELD_REFs.
17709 (REPLDUP, sra_build_elt_assignment): New.
17710 (generate_copy_inout): Use them.
17711 (generate_element_copy): Likewise. Handle bitfld differences.
17712 (generate_element_zero): Don't recurse for blocks. Use
17713 sra_build_elt_assignment.
17714 (generate_one_element_int): Take elt instead of var. Use
17715 sra_build_elt_assignment.
17716 (generate_element_init_1): Adjust.
17717 (scalarize_use, scalarize_copy): Use REPLDUP.
17718 (scalarize_ldst): Move assert before dereference.
17719 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
17721 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
17724 * tree.c (reconstruct_complex_type): Reconstruct a reference
17726 Also use the same mode for the pointer as the old pointer type.
17728 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17730 * doc/trouble.texi (Interoperation): Remove note about Ultrix
17733 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
17735 PR rtl-optimization/31676
17736 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
17737 (df_refs_record): Call it.
17739 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17741 * rtl.def (SS_ABS): New code.
17742 * config/bfin/bfin.c (print_operand): New modifier 'v'.
17743 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
17744 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
17745 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
17746 (bfin_init_builtins): Define them.
17747 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
17748 (bfin_expand_builtin): ... and handle the others here.
17749 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
17750 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
17751 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
17752 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
17753 operand is only HImode.
17755 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
17757 * regclass.c (scan_one_insn): Remove splitting of
17760 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
17761 Nigel Stephens <nigel@mips.com>
17763 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
17765 2007-04-28 Jan Hubicka <jh@suse.cz>
17767 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
17768 insn_locators_alloc instead of insn_locators_initialize;
17769 call reset_block_changes.
17770 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17771 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
17772 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
17773 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
17774 * config/score/score.c (th_output_mi_thunk): Likewise.
17775 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
17776 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
17777 tolerate uninitialized locator info.
17780 * function.c (init_function_start): Don't init line number info.
17781 (expand_function_end): Update.
17782 (reset_block_changes, record_block_change, finalize_block_changes,
17783 check_block_change, free_block_changes): Kill.
17784 * function.h (reset_block_changes, record_block_change,
17785 finalize_block_changes, check_block_change, free_block_changes):
17787 (struct function): Remove ib_boundaries_block.
17788 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17789 Use curr_insn_locator to initialize locator.
17790 (emit_line_note): Remove.
17791 * cfgexpand.c (expand_gimple_cond_expr): Update.
17792 (construct_exit_block): Likewise.
17793 (tree_expand_cfg): Initialize/finalize locators.
17794 * expr.c (expand_expr_real): Update.
17795 * cfglayout.c (line_locators_locs, line_locators_lines,
17796 file_locators_locs, file_locators_files): Remove.
17797 (set_block_levels): Move to cfgexpand.c.
17798 (insn_locators_initialize): Remove.
17799 (pass_insn_locators_initialize): Remove.
17800 (locations_locators_locs, locations_locators_vals): New static vars.
17801 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17803 (insn_locators_alloc, insn_locators_finalize,
17804 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17806 (locator_location): New.
17807 (locator_line, locator_file): Rewrite.
17808 * rtl.h (emit_line_note): Kill.
17809 (insn_locators_alloc, insn_locators_finalize,
17810 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17812 * tree-inline.c (initialize_cfun): Do not initialize
17813 ib_boundaries_block.
17814 * passes.c (pass_insn_locators_initialize): Remove.
17816 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
17818 * tree-cfg.c (move_block_to_fn): Release bb from dominance
17819 info. Update last_basic_block correctly.
17821 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
17824 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
17825 register itself to hold the offset constant. Tell flow the use
17826 of r4 and r5 when they are used.
17828 2007-04-27 Richard Guenther <rguenther@suse.de>
17830 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
17831 if we simplified anything.
17832 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
17833 warnings until we did a simplification and the stmt was not
17834 marked as TREE_NO_WARNING.
17836 2007-04-27 Mike Stump <mrs@apple.com>
17838 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
17840 2007-04-27 Ian Lance Taylor <iant@google.com>
17842 PR middle-end/31710
17843 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
17844 TYPE_MAX_VALUE exist, convert them to the new type.
17846 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17848 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
17849 if it claims to be available.
17850 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
17851 edge is redirected.
17852 (perform_tree_ssa_dce): Always free postdominators.
17854 2007-04-27 Richard Henderson <rth@redhat.com>
17856 * config/alpha/predicates.md (aligned_memory_operand): Mark
17857 as define_special_predicate.
17858 (unaligned_memory_operand, normal_memory_operand): Likewise.
17859 (reg_or_unaligned_mem_operand): Remove.
17860 (any_memory_operand): Match the documentation and check for
17861 non-renumbered pseudos during reload.
17862 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
17863 alpha_secondary_reload_class, update to new interface, make static.
17864 Handle CQImode like HImode. Remove FP subreg check.
17865 (alpha_expand_mov): Use replace_equiv_address.
17866 (alpha_expand_mov_nobwx): Use any_memory_operand.
17867 (TARGET_SECONDARY_RELOAD): New.
17868 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
17869 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17870 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
17871 * config/alpha/alpha.md: ... here.
17872 (RELOAD12, reloadmode): New.
17874 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
17875 Don't handle the aligned case here.
17876 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
17877 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
17878 reload_inhi_help. Don't expect a scratch register.
17879 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
17881 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
17883 2007-04-27 Richard Guenther <rguenther@suse.de>
17885 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
17887 2007-04-27 Richard Guenther <rguenther@suse.de>
17889 PR tree-optimization/30965
17890 PR tree-optimization/30978
17891 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
17892 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
17893 (find_equivalent_equality_comparison): Likewise.
17894 (simplify_cond): Likewise.
17895 (get_prop_source_stmt): New helper.
17896 (get_prop_dest_stmt): Likewise.
17897 (can_propagate_from): Likewise.
17898 (remove_prop_source_from_use): Likewise.
17899 (combine_cond_expr_cond): Likewise.
17900 (forward_propagate_comparison): New function.
17901 (forward_propagate_into_cond): Rewrite to use fold for
17903 (tree_ssa_forward_propagate_single_use_vars): Call
17904 forward_propagate_comparison to propagate comparisons.
17906 2007-04-27 Richard Guenther <rguenther@suse.de>
17908 PR tree-optimization/31715
17909 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
17910 sure to do computation on the offset in an appropriate
17913 2007-04-27 Richard Sandiford <richard@codesourcery.com>
17915 * reload.h (elimination_target_reg_p): Declare.
17916 * reload.c (find_reloads): Don't apply the reg_rtx move
17917 optimization if the SET_DEST satisfies elimination_target_reg_p.
17918 * reload1.c (elimination_target_reg_p): New function.
17919 (gen_reload): In the move/add2 fallback, make sure that op0
17920 does not overlap the destination register.
17922 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17924 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
17925 transform only GIMPLE_MODIFY_STMTs.
17926 * tree-complex.c (expand_complex_operations_1): Ditto.
17927 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
17928 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
17929 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
17931 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17932 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
17933 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
17934 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
17935 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
17936 slpeel_add_loop_guard): Ditto.
17937 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
17938 * lambda-code.c (perfect_nestify): Ditto.
17939 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
17940 before the first statement.
17941 * tree-optimize.c (execute_free_datastructures): Fix comments.
17942 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
17943 * tree-flow.h (disband_implicit_edges): Declaration removed.
17944 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
17946 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
17947 COND_EXPRs without gotos.
17948 (disband_implicit_edges, has_label_p): Removed.
17949 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
17950 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
17952 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
17954 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
17955 also for COND_EXPRs.
17956 * cfgexpand.c (label_rtx_for_bb): New function.
17957 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
17958 Use label_rtx_for_bb to find the labels.
17959 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
17960 last block. Detect fallthru edges.
17962 2007-04-26 Ian Lance Taylor <iant@google.com>
17965 * reload.c (find_reloads_subreg_address): If the address was valid
17966 in the original mode but not in the new mode, reload the whole
17969 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17971 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
17972 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
17973 (cleanup_control_expr_graph): Do not invalidate dominance info.
17974 Record altered blocks.
17975 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
17976 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
17977 cleanup_tree_cfg_bb): New functions.
17978 (remove_forwarder_block): Do not maintain the worklist of blocks.
17979 Record altered blocks.
17980 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
17981 not over whole cfg.
17982 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
17983 delete_unreachable_blocks if dominators are not available.
17984 * tree-inline.c (optimize_inline_calls): Free dominance information
17986 * tree-flow.h (remove_edge_and_dominated_blocks,
17987 cfgcleanup_altered_bbs): Altered.
17988 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
17990 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
17992 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
17993 do not invalidate dominators.
17995 2007-04-26 Anatoly Sokolov <aesok@post.ru>
17997 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
17998 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
17999 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18000 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18002 2007-04-26 Steve Ellcey <sje@cup.hp.com>
18004 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
18006 2007-04-26 Richard Guenther <rguenther@suse.de>
18008 PR tree-optimization/31703
18009 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
18010 the right type for the target of the bittest.
18012 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18014 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
18015 ix86_sol10_return_in_memory.
18017 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18019 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
18022 2007-04-26 Jakub Jelinek <jakub@redhat.com>
18025 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
18027 PR tree-optimization/30558
18028 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
18029 clear this_state.prev_try.
18031 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18032 Mark Mitchell <mark@codesourcery.com>
18034 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
18035 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
18036 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
18038 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18041 * doc/invoke.texi (%:print-asm-header): Document.
18042 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
18044 (static_spec_functions): Add print-asm-header.
18045 (main): Print a banner before the --target-help linker options.
18046 (print_asm_header_spec_function): New function.
18048 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
18051 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
18052 (movsf_ie): Likewise.
18054 2007-04-25 Paolo Carlini <pcarlini@suse.de>
18056 * doc/extend.texi ([Type Traits]): Adjust per N2255.
18058 2007-04-25 Bob Wilson <bob.wilson@acm.org>
18060 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
18061 exception for divide-by-zero.
18062 (__umodsi3, __modsi3): Likewise.
18064 2007-04-25 Dirk Mueller <dmueller@suse.de>
18066 * c-typeck.c (build_compound_expr): Annotate warning()
18067 call with OPT_Wunused_value.
18068 * tree-ssa.c (warn_uninit): Annotate warning with
18070 * c-common.c (handle_sentinel_attribute): Annotate warning
18071 call with OPT_Wattributes.
18073 2007-04-25 Thiemo Seufer <ths@mips.com>
18075 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
18076 (mips16): Fix typo.
18077 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
18078 on to the assembler. Improve handling of -mno-mips16. Add handling
18079 of -mno-mips3d, -mno-dsp, -mno-dspr2.
18080 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
18081 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
18082 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
18084 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
18087 * config/i386/winnt.c (i386_pe_file_end): Strip only
18088 USER_LABEL_PREFIX when writing export name.
18090 2007-04-25 Richard Sandiford <richard@codesourcery.com>
18092 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
18093 sh/elf.h, vx-common.h and vxworks.h.
18094 * config/sh/sh.h: Include config/vxworks-dummy.h.
18095 (SUBTARGET_OVERRIDE_OPTIONS): Define.
18096 (OVERRIDE_OPTIONS): Use it.
18097 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
18098 (vxworks_picreg): New pattern.
18099 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
18100 VXWORKS_OS_CPP_BUILTINS.
18101 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
18102 to their VXWORKS_* equivalents.
18103 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18104 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
18105 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
18106 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
18107 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
18108 -mrtp/-fPIC multilibs.
18109 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
18110 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
18111 (MULTILIB_OSDIRNAMES): Delete.
18113 2007-04-25 Anatoly Sokolov <aesok@post.ru>
18116 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
18118 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
18120 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
18121 rounding mode to be specified by the caller.
18122 (real_to_mpfr) Likewise.
18123 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
18124 include new arguments.
18125 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
18127 2007-04-24 Ian Lance Taylor <iant@google.com>
18129 PR tree-optimization/31605
18130 * tree-vrp.c (set_value_range): Check that min and max are not
18131 both overflow infinities.
18132 (set_value_range_to_value): New static function.
18133 (extract_range_from_binary_expr): Call set_value_range_to_value.
18134 (extract_range_from_cond_expr): Likewise.
18135 (extract_range_from_expr): Likewise.
18136 (extract_range_from_unary_expr): Likewise. Don't create a range
18137 which overflows on both sides.
18138 (vrp_meet): Check for a useless range.
18139 (vrp_visit_phi_node): If we see a constant which looks like an
18140 overflow infinity, turn off the TREE_OVERFLOW flag.
18142 2007-04-24 Ian Lance Taylor <iant@google.com>
18144 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
18146 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
18148 PR diagnostic/25923
18149 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
18150 diagnostic message is being built.
18151 * tree-pretty-print.c (dump_generic_node): Only write the
18152 formatted text into BUFFER's stream if we are not building a
18153 diagnostic message.
18154 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
18156 * Makefile.in (toplev.o): Depend on tree-pass.h.
18158 2007-04-24 Ian Lance Taylor <iant@google.com>
18160 PR tree-optimization/31602
18161 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
18162 conditionals in the copied loop header.
18163 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
18164 warnings if TREE_NO_WARNING is set.
18165 * doc/invoke.texi (Warning Options): Clarify that
18166 -Wstrict-overflow does not warn about loops.
18168 2007-04-24 Janis Johnson <janis187@us.ibm.com>
18170 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
18171 expand on the comment about _Decimal128 arguments and check the
18172 integer result of the modulus operation; for 64-bit ELF ABI, ensure
18173 that _Decimal128 argument uses even/odd register pair.
18174 (function_arg): Ditto.
18176 2007-04-24 Hui-May Chang <hm.chang@apple.com>
18178 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
18179 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
18181 2007-04-24 Richard Guenther <rguenther@suse.de>
18182 Olga Golovanevsky <olga@il.ibm.com>
18184 * fold-const.c (multiple_of_p): Check for bottom
18187 2007-04-24 Richard Henderson <rth@redhat.com>
18189 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
18190 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
18191 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
18192 looking for non-zero bits shifted out. Avoid a recursive call
18193 when constructing the scalar.
18194 (__floatundisf): Likewise.
18196 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
18198 * dwarf2out.c (field_byte_offset): Move the existing logic
18199 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
18200 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
18202 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18205 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
18206 length argument of 0 for memset.
18207 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
18208 unsigned shift instead of the signed variant.
18210 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18212 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
18213 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
18214 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
18215 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
18216 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
18217 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
18218 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
18219 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
18220 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
18221 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
18222 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
18223 "mul<mode>3", "div<mode>3"): Insn definitions added.
18224 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
18225 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
18226 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
18227 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
18228 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
18229 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
18230 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
18231 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
18232 TARGET_FLOAT_FORMAT): Macro definitions removed.
18233 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
18234 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
18235 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
18236 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
18237 (s390_gen_rtx_const_DI): Function removed.
18238 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
18240 2007-04-24 Richard Sandiford <richard@codesourcery.com>
18242 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
18243 over an external ffs function.
18245 2007-04-24 Chao-ying Fu <fu@mips.com>
18246 Richard Sandiford <richard@nildram.co.uk>
18248 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
18249 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
18250 (smadd_widen_optab, umadd_widen_optab): Define.
18251 * optabs.c (init_optabs): Initialize smadd_widen_optab and
18253 * genopinit.c (optabs): Fill in smadd_widen_optab and
18255 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
18256 and umadd_widen_optab to implement multiply-add sequences.
18257 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
18258 (<u>maddsidi4): ...this. Extend condition to include
18259 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18260 of operand 0 to "ka" and use the three-operand form of madd<u>
18262 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
18264 * config/mips/constraints.md (ka): New register constraint.
18266 2007-04-24 Jan Hubicka <j@suse.cz>
18270 2007-04-23 Jan Hubicka <jh@suse.cz>
18271 * function.c (init_function_start): Don't init line number info.
18272 (expand_function_end): Update.
18273 (reset_block_changes, record_block_change, finalize_block_changes,
18274 check_block_change, free_block_changes): Kill.
18275 * function.h (reset_block_changes, record_block_change,
18276 finalize_block_changes, check_block_change, free_block_changes):
18278 (struct function): Remove ib_boundaries_block.
18279 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18280 Use curr_insn_locator to initialize locator.
18281 (emit_line_note): Remove.
18282 * cfgexpand.c (expand_gimple_cond_expr): Update.
18283 (construct_exit_block): Likewise.
18284 (tree_expand_cfg): Initialize/finalize locators.
18285 * expr.c (expand_expr_real): Update.
18286 * cfglayout.c (line_locators_locs, line_locators_lines,
18287 file_locators_locs, file_locators_files): Remove.
18288 (set_block_levels): Move to cfgexpand.c.
18289 (insn_locators_initialize): Remove.
18290 (pass_insn_locators_initialize): Remove.
18291 (locations_locators_locs, locations_locators_vals): New static vars.
18292 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18294 (insn_locators_alloc, insn_locators_finalize,
18295 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18297 (locator_location): New.
18298 (locator_line, locator_file): Rewrite.
18299 * rtl.h (emit_line_note): Kill.
18300 (insn_locators_alloc, insn_locators_finalize,
18301 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18303 * tree-inline.c (initialize_cfun): Do not initialize
18304 ib_boundaries_block.
18305 * passes.c (pass_insn_locators_initialize): Remove.
18307 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
18309 * doc/invoke.texi: Removed leading '-' from option index entries.
18311 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
18313 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
18315 (create_phi_node): Use set_phi_nodes.
18316 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
18317 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
18318 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
18319 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
18320 (bsi_start, bsi_last): Use bb_stmt_list.
18321 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
18322 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
18323 Traverse the statements using tsi iterator.
18324 * basic-block.h (struct basic_block_def): Fields stmt_list
18325 and phi_nodes moved to ...
18326 (struct tree_bb_info): ... new structure.
18327 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
18328 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
18329 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
18330 (tree_verify_flow_info): Verify that il.tree is not set for
18331 entry and exit block.
18332 (tree_split_block): Use set_bb_stmt_list.
18334 2007-04-23 Mike Stump <mrs@apple.com>
18336 * config/i386/i386.c (ix86_tune_features
18337 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
18340 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
18342 * config/i386/i386.md (prefix_extra): New attribute.
18343 (length): Add prefix_extra.
18345 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
18346 (sse2_movntv2di): Likewise.
18347 (sse2_cvtps2dq): Likewise.
18348 (sse2_cvtpd2pi): Likewise.
18349 (sse2_cvttpd2pi): Likewise.
18350 (*sse2_cvtpd2ps): Likewise.
18351 (*add<mode>3): Likewise.
18352 (sse2_ssadd<mode>3): Likewise.
18353 (sse2_usadd<mode>3): Likewise.
18354 (*sub<mode>3): Likewise.
18355 (sse2_sssub<mode>3): Likewise.
18356 (sse2_ussub<mode>3): Likewise.
18357 (*mulv8hi3): Likewise.
18358 (*smulv8hi3_highpart): Likewise.
18359 (*umulv8hi3_highpart): Likewise.
18360 (sse2_umulv2siv2di3): Likewise.
18361 (sse2_pmaddwd): Likewise.
18362 (ashr<mode>3): Likewise.
18363 (lshr<mode>3): Likewise.
18364 (ashl<mode>3): Likewise.
18365 (sse2_ashlti3): Likewise.
18366 (sse2_lshrti3): Likewise.
18367 (*umaxv16qi3): Likewise.
18368 (*smaxv8hi3): Likewise.
18369 (*uminv16qi3): Likewise.
18370 (*sminv8hi3): Likewise.
18371 (sse2_eq<mode>3): Likewise.
18372 (sse2_gt<mode>3): Likewise.
18373 (*and<mode>3): Likewise.
18374 (sse2_nand<mode>3): Likewise.
18375 (*ior<mode>3): Likewise.
18376 (*xor<mode>3): Likewise.
18377 (sse2_packsswb): Likewise.
18378 (sse2_packssdw): Likewise.
18379 (sse2_packuswb): Likewise.
18380 (sse2_punpckhbw): Likewise.
18381 (sse2_punpcklbw): Likewise.
18382 (sse2_punpckhwd): Likewise.
18383 (sse2_punpcklwd): Likewise.
18384 (sse2_punpckhdq): Likewise.
18385 (sse2_punpckldq): Likewise.
18386 (sse2_punpckhqdq): Likewise.
18387 (sse2_punpcklqdq): Likewise.
18388 (*sse2_pinsrw): Likewise.
18389 (*sse2_pextrw): Likewise.
18390 (sse2_pshufd_1): Likewise.
18391 (sse2_uavgv16qi3): Likewise.
18392 (sse2_uavgv8hi3): Likewise.
18393 (sse2_psadbw): Likewise.
18394 (sse2_pmovmskb): Likewise.
18395 (*sse2_maskmovdqu): Likewise.
18396 (*sse2_maskmovdqu_rex64): Likewise.
18397 (sse4a_extrqi): Likewise.
18398 (sse4a_extrq): Likewise.
18399 (sse3_lddqu): Set prefix_rep.
18400 (sse3_addsubv4sf3): Likewise.
18401 (sse3_haddv4sf3): Likewise.
18402 (sse3_hsubv4sf3): Likewise.
18403 (sse_cvtss2si): Likewise.
18404 (sse_cvtss2si_2): Likewise.
18405 (sse_cvtss2siq): Likewise.
18406 (sse_cvtss2siq_2): Likewise.
18407 (sse_cvttss2si): Likewise.
18408 (sse_cvttss2siq): Likewise.
18409 (sse2_cvttps2dq): Likewise.
18410 (sse3_movshdup): Likewise.
18411 (sse3_movsldup): Likewise.
18412 (sse2_cvtsd2si): Likewise.
18413 (sse2_cvtsd2si_2): Likewise.
18414 (sse2_cvtsd2siq): Likewise.
18415 (sse2_cvtsd2siq_2): Likewise.
18416 (sse2_cvttsd2si): Likewise.
18417 (sse2_cvttsd2siq): Likewise.
18418 (*sse2_cvtpd2dq): Likewise.
18419 (*sse2_cvttpd2dq): Likewise.
18420 (sse2_pshuflw_1): Likewise.
18421 (sse2_pshufhw_1): Likewise.
18422 (sse4a_insertqi): Likewise.
18423 (sse4a_insertq): Likewise.
18424 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
18425 (ssse3_phadddv4si3): Likewise.
18426 (ssse3_phaddswv8hi3): Likewise.
18427 (ssse3_phsubwv8hi3): Likewise.
18428 (ssse3_phsubdv4si3): Likewise.
18429 (ssse3_phsubswv8hi3): Likewise.
18430 (ssse3_pmaddubswv8hi3): Likewise.
18431 (ssse3_pmulhrswv8hi3): Likewise.
18432 (ssse3_pshufbv16qi3): Likewise.
18433 (ssse3_psign<mode>3): Likewise.
18434 (ssse3_palignrti): Likewise.
18435 (abs<mode>2): Likewise.
18436 (ssse3_phaddwv4hi3): Set prefix_extra.
18437 (ssse3_phadddv2si3): Likewise.
18438 (ssse3_phaddswv4hi3): Likewise.
18439 (ssse3_phsubwv4hi3): Likewise.
18440 (ssse3_phsubdv2si3): Likewise.
18441 (ssse3_phsubswv4hi3): Likewise.
18442 (ssse3_pmaddubswv4hi3): Likewise.
18443 (ssse3_pmulhrswv4hi3): Likewise.
18444 (ssse3_pshufbv8qi3): Likewise.
18445 (ssse3_psign<mode>3): Likewise.
18446 (ssse3_palignrdi): Likewise.
18447 (abs<mode>2): Likewise.
18448 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
18449 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
18450 (sse2_pmovmskb): Set mode to SI instead of V2DF.
18452 2007-04-23 Nick Clifton <nickc@redhat.com>
18454 * params.def: Fix formatting of emacs local variables.
18456 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
18458 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
18459 move if inter-unit move isn't allowed.
18460 Don't split moving the first element of V2DI to DI to inter-unit
18461 move if inter-unit move isn't allowed.
18463 2007-04-23 Richard Guenther <rguenther@suse.de>
18465 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
18466 and CDI_POST_DOMINATORS separately.
18468 2007-04-23 Nick Clifton <nickc@redhat.com>
18470 * c.opt (Wformat-contains-nul): Add warning attribute.
18472 2007-04-23 Jan Hubicka <jh@suse.cz>
18474 * function.c (init_function_start): Don't init line number info.
18475 (expand_function_end): Update.
18476 (reset_block_changes, record_block_change, finalize_block_changes,
18477 check_block_change, free_block_changes): Kill.
18478 * function.h (reset_block_changes, record_block_change,
18479 finalize_block_changes, check_block_change, free_block_changes):
18481 (struct function): Remove ib_boundaries_block.
18482 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18483 Use curr_insn_locator to initialize locator.
18484 (emit_line_note): Remove.
18485 * cfgexpand.c (expand_gimple_cond_expr): Update.
18486 (construct_exit_block): Likewise.
18487 (tree_expand_cfg): Initialize/finalize locators.
18488 * expr.c (expand_expr_real): Update.
18489 * cfglayout.c (line_locators_locs, line_locators_lines,
18490 file_locators_locs, file_locators_files): Remove.
18491 (set_block_levels): Move to cfgexpand.c.
18492 (insn_locators_initialize): Remove.
18493 (pass_insn_locators_initialize): Remove.
18494 (locations_locators_locs, locations_locators_vals): New static vars.
18495 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18497 (insn_locators_alloc, insn_locators_finalize,
18498 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18500 (locator_location): New.
18501 (locator_line, locator_file): Rewrite.
18502 * rtl.h (emit_line_note): Kill.
18503 (insn_locators_alloc, insn_locators_finalize,
18504 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18506 * tree-inline.c (initialize_cfun): Do not initialize
18507 ib_boundaries_block.
18508 * passes.c (pass_insn_locators_initialize): Remove.
18510 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18512 PR middle-end/31448
18513 * expr.c (reduce_to_bit_field_precision): Handle
18516 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
18518 PR tree-optimization/24659
18519 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
18520 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
18521 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
18522 * genopinit.c (optabs): Rename vec_pack_mod_optab
18523 to vec_pack_trunc_optab.
18524 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
18525 early for scalar floating point operands for NOP_EXPR.
18526 (vectorizable_type_promotion): Ditto.
18527 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
18528 vec_pack_trunc_optab.
18529 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
18531 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
18532 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
18533 Rename from VEC_PACK_MOD_EXPR.
18534 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
18535 * expr.c (expand_expr_real_1): Ditto.
18536 * tree-inline.c (estimate_num_insns_1): Ditto.
18537 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18539 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
18540 (vec_unpacks_lo_v4sf): Ditto.
18541 (vec_pack_trunc_v2df): Ditto.
18542 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
18543 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18544 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
18546 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
18548 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18550 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
18551 Rename from VEC_PACK_MOD_EXPR. This expression also represent
18552 packing of floating point operands.
18553 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
18554 represent unpacking of floating point operands.
18555 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
18556 [vec_unpacks_hi]: Ditto.
18557 [vec_unpacks_lo]: Ditto.
18559 2007-04-22 Jan Hubicka <jh@suse.cz>
18561 * final.c (rest_of_handle_final): Call
18562 targetm.asm_out.constructor/targetm.asm_out.destructor
18563 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
18564 proper priority via decl_*_priority_insert.
18565 * c-common.c (c_expand_body): Likewise.
18567 2007-04-22 Richard Guenther <rguenther@suse.de>
18569 PR tree-optimization/29789
18570 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
18571 (rewrite_reciprocal): New helper split out from
18572 determine_invariantness_stmt.
18573 (rewrite_bittest): Likewise.
18574 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
18575 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
18578 2007-04-22 Revital Eres <eres@il.ibm.com>
18580 * loop-unroll.c (var_to_expand): New field to support also
18581 insns of the form x = something + x.
18582 (analyze_insn_to_expand_var): Use it.
18583 (expand_var_during_unrolling): Likewise.
18585 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18587 * predict.c: Include pointer-set.h.
18588 (bb_predictions): New variable.
18589 (tree_predicted_by_p, tree_predict_edge,
18590 remove_predictions_associated_with_edge): Use bb_predictions map
18591 instead of bb->predictions.
18592 (clear_bb_predictions, assert_is_empty): New functions.
18593 (combine_predictions_for_bb): Use bb_predictions map. Call
18594 clear_bb_predictions.
18595 (tree_estimate_probability): Create and free bb_predictions map.
18596 * Makefile.in (predict.o): Add pointer-set.h dependency.
18597 * basic-block.h (struct basic_block_def): Remove predictions
18599 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
18601 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18604 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
18607 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18609 * timevar.c (timevar_print): Change reference of --disable-checking to
18610 --enable-checking=release. Also warn if assert checking is disabled.
18612 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18615 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
18616 decl as addressable if the compound literal was marked as
18618 Mark the decl as a gimple register if it is a complex or
18619 vector decl and does not live in memory.
18621 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18623 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
18624 (GENERIC_NEXT): New function macro.
18625 (PHI_CHAIN): Use phi_node's new chain variable.
18626 (tree_phi_node): Change tree_common to tree_base
18627 and add the chain field.
18628 * tree-phinodes.c (make_phi_node): Don't set
18629 TREE_TYPE on the new node.
18630 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
18631 instead of checking GIMPLE_TUPLE_P in chain_next.
18632 * tree-vect-transform.c
18633 (get_initial_def_for_induction): Look at
18634 PHI_RESULT_TREE for the type of the phi node.
18635 (update_vuses_to_preheader): Use PHI_CHAIN
18636 instead of TREE_CHAIN on the phi node.
18637 * tree-ssa-structalias.c (compute_points_to_sets):
18639 (ipa_pta_execute): Likewise.
18641 2007-04-21 Richard Guenther <rguenther@suse.de>
18643 PR middle-end/31136
18644 * fold-const.c (fold_unary): Call fold_convert_const on the
18647 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
18649 * gcse.c (store_killed_in_insn): Handle PARALLELs.
18650 (store_killed_in_pat): New.
18652 2007-04-20 Richard Henderson <rth@redhat.com>
18655 * config/i386/i386.c (type_has_variadic_args_p): Look for any
18656 TREE_LIST with a void_type_node value, not void_list_node exactly.
18658 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
18660 * doc/standards.texi: Re-arrange into language-specific
18661 subsections. Add a C++ section, documenting which standards we
18664 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18666 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
18667 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
18669 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
18671 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
18672 ecrti.o and crtbegin.o.
18673 (LIB_DEFAULT_SPEC): Include -lc.
18674 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
18676 2007-04-20 Richard Henderson <rth@redhat.com>
18679 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
18680 argument; update all callers.
18681 (get_unaligned_offset): New.
18682 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
18683 get_unaligned_address, just pass on the address directly.
18684 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
18685 the subreg in the helper patterns.
18686 (unaligned_extendqidi_le): Use get_unaligned_offset.
18687 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
18688 (unaligned_extendhidi_be): Likewise.
18689 (unaligned_extendhidi): Tidy.
18690 * config/alpha/alpha-protos.h: Update.
18692 2007-04-20 Richard Henderson <rth@redhat.com>
18694 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
18695 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
18696 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
18697 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18698 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18699 (CPP_SPEC): Don't include %(cpp_subtarget).
18700 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
18701 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18702 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
18704 2007-04-20 Jakub Jelinek <jakub@redhat.com>
18706 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
18707 for __builtin_ia32_cmpordss.
18709 PR tree-optimization/31632
18710 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
18711 and arg1 for optimizations of comparison against min/max values.
18712 Fold arg0 to arg1's type for optimizations of comparison against
18713 min+1 and max-1 values.
18715 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
18717 * reload.c (combine_reloads): When trying to use a dying register,
18718 check whether it's uninitialized and don't use if so.
18720 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
18722 * fold-const.c: Remove prototypes for native_encode_expr and
18723 native_interpret_expr.
18724 (native_encode_expr): Make non-static.
18725 (native_interpret_expr): Likewise.
18726 * tree.h: Add prototypes for the above.
18728 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18730 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
18731 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
18732 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
18733 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
18734 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
18735 Add length attributes.
18737 2007-04-19 Janis Johnson <janis187@us.ibm.com>
18739 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
18742 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
18743 __STDC_WANT_DEC_FP__.
18745 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18747 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
18748 for long double compatibility.
18749 * configure: Regenerate.
18751 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
18753 PR rtl-optimization/29841
18754 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
18756 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
18757 that may cause control flow transfer from being moved.
18759 2007-04-18 Jan Hubicka <jh@suse.cz>
18761 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
18764 2007-04-18 Eric Christopher <echristo@apple.com>
18766 * config/rs6000/darwin.md (load_macho_picbase): Use link register
18767 only. Update operands.
18768 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
18769 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
18770 link register to pic register.
18772 2007-04-18 Dirk Mueller <dmueller@suse.de>
18774 PR diagnostic/31227
18775 * tree-vrp.c (search_for_addr_array): New.
18776 (check_array_bounds): Suppress warning about
18777 address taken of array refs if its not de-referenced.
18779 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18781 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
18782 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
18784 * tree-vectorizer.h (NITERS_KNOWN_P): New.
18785 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
18786 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
18788 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
18790 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
18792 (vect_analyze_scalar_cycles): Fix indentation.
18793 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
18794 (vect_mark_relevant): Include phis in relevance analysis.
18796 * tree-vect-transform.c (vect_transform_loop): Add an assert.
18798 2007-04-18 Anatoly Sokolov <aesok@post.ru>
18800 * config/avr/avr.c (ptrreg_to_str): Replace error() with
18801 output_operand_lossage().
18803 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18805 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
18806 the unused code for reduction without adjust-in-epilog to simplify the
18809 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
18811 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
18812 (S390_TDC_NEGATIVE_ZERO): New constant.
18813 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
18814 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
18815 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
18816 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
18817 (S390_TDC_POSITIVE_INFINITY): New constant.
18818 (S390_TDC_NEGATIVE_INFINITY): New constant.
18819 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
18820 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
18821 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
18822 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
18823 (S390_TDC_INFINITY): New constant.
18824 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
18825 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
18826 optimization for UNSPEC_CCZ_TO_INT.
18827 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
18828 ("*ccz_to_int"): New insn.
18829 ("isinf<mode>2"): New insn.
18830 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
18831 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
18832 (UNSPEC_CCZ_TO_INT): New constant.
18834 2007-04-18 Richard Guenther <rguenther@suse.de>
18836 PR tree-optimization/19431
18837 PR tree-optimization/21463
18838 * tree-pass.h (pass_phiprop): Declare.
18839 * passes.c (init_optimization_passes): New phiprop pass.
18840 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
18841 (phivn_valid_p): New helper function.
18842 (phiprop_insert_phi): Likewise.
18843 (propagate_with_phi): Likewise.
18844 (tree_ssa_phiprop): New propagator propagating loads
18845 through phi nodes if profitable.
18847 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18849 * tree-vect-analyze.c (process_use): New function.
18850 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
18851 Check phis in all bbs.
18852 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
18855 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
18857 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
18860 2007-04-17 Anatoly Sokolov <aesok@post.ru>
18863 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
18866 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
18868 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
18870 (sse_vmmulv4sf3): Likewise.
18871 (sse2_vmaddv2df3): Likewise.
18872 (sse2_vmmulv2df3): Likewise.
18874 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
18876 PR rtl-optimization/31360
18877 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
18878 (target_reg_cost): New.
18879 (init_set_costs): Initialize target_reg_cost. Add comments
18880 regarding the rationale of the costs.
18881 (global_cost_for_size): Renamed to...
18882 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
18883 of register pressure.
18884 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
18885 estimate_reg_pressure_cost. Add number of ivs.
18886 (determine_set_costs): Dump target_reg_cost.
18887 * loop-invariant.c (gain_for_invariant): Use
18888 estimate_reg_pressure_cost. Removed n_inv_uses argument.
18889 (best_gain_for_invariant, find_invariants_to_move): Remove
18891 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
18892 (target_reg_cost): Declare.
18893 (global_cost_for_size): Declaration removed.
18894 (estimate_reg_pressure_cost): Declare.
18896 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
18898 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
18899 regnos into even/odd register pairs.
18900 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
18901 TDmode similar to the other floating point modes.
18902 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
18903 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
18905 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
18906 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
18907 (movdd_hardfloat64): Use TARGET_MFPGPR.
18909 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
18911 * reload1.c (delete_output_reload): Don't count output in n_inherited.
18914 2005-01-05 Richard Henderson <rth@redhat.com>
18916 * reload1.c (do_input_reload): Restrict the optimization deleteing
18917 a previous output reload to RELOAD_FOR_INPUT.
18919 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
18921 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
18922 induc_vec_info_type.
18923 (vectorizable_induction): New function declaration.
18924 * tree-vect-transform.c (get_initial_def_for_induction): No need to
18925 check if already vectorized. Find first place in BB where new stmts
18926 can be inserted. Takes only one argument.
18927 (vectorizable_induction): New function.
18928 (vect_transform_stmt): Add case for induc_vec_info_type to call
18929 vectorizable_induction.
18930 (vect_transform_loop): Consider phis for vectorization.
18931 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
18933 (analyze_operations): Call vectorizable_induction when analyzing phis.
18935 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
18936 (vect_mark_relevant): Include phis in relevance analysis.
18937 (vect_mark_stmts_to_be_vectorize): Likewise.
18938 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
18940 2007-04-16 Lawrence Crowl <crowl@google.com>
18942 * doc/invoke.texi (Debugging Options): Add documentation for the
18943 -femit-struct-debug options -femit-struct-debug-baseonly,
18944 -femit-struct-debug-reduced, and
18945 -femit-struct-debug-detailed[=...].
18947 * c-opts.c (c_common_handle_option): Add
18948 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
18949 and OPT_femit_struct_debug_detailed_.
18950 * c.opt: Add specifications for
18951 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
18952 and -femit-struct-debug-detailed[=...].
18953 * opts.c (set_struct_debug_option): Parse the
18954 -femit-struct-debug-... options.
18955 * opts.c (matches_main_base, main_input_basename,
18956 main_input_baselength, base_of_path, matches_main_base): Add
18957 variables and functions to compare header base name to compilation
18959 * opts.c (should_emit_struct_debug): Add to determine to emit a
18960 structure based on the option.
18961 (dump_struct_debug) Also disabled function to debug this
18963 * opts.c (handle_options): Save the base name of the
18966 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
18967 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
18968 This hook indicates if a type is generic. Set it by default
18969 to "never generic".
18970 * langhooks.h (struct lang_hooks_for_types): Add a new hook
18971 to determine if a struct type is generic or not.
18972 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
18973 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
18974 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
18975 with live C++ hook.
18977 * flags.h (enum debug_info_usage): Add an enumeration to describe
18978 a program's use of a structure type.
18979 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
18980 to indicate the program's usage of the type. Filter structs based
18981 on the -femit-struct-debug-... specification.
18982 (gen_type_die): Split into two routines, gen_type_die and
18983 gen_type_die_with_usage. gen_type_die is now a wrapper
18984 that assumes direct usage.
18985 (gen_type_die_with_usage): Replace calls to gen_type_die
18986 with gen_type_die_with_usage adding the program usage of
18987 the referenced type.
18988 (dwarf2out_imported_module_or_decl): Suppress struct debug
18989 information using should_emit_struct_debug when appropriate.
18991 2007-04-16 Ian Lance Taylor <iant@google.com>
18993 PR tree-optimization/31522
18994 * tree-vrp.c (vr_phi_edge_counts): New static variable.
18995 (vrp_initialize): Allocate vr_phi_edge_counts.
18996 (vrp_visit_phi_node): Don't push to infinity if we saw a new
18997 executable edge. Drop test for all constants.
18998 (vrp_finalize): Free vrp_phi_edge_counts.
19000 * doc/cpp.texi (Common Predefined Macros): Clarify description of
19001 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
19003 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
19004 predecessors at head rather than tail.
19006 2007-04-16 Matthias Klose <doko@debian.org>
19008 * config/alpha/linux.h (CPP_SPEC): Define.
19009 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
19011 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
19013 * function.h: Remove sequence_stack extern declaration.
19015 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
19017 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
19019 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
19022 2007-04-16 Anatoly Sokolov <aesok@post.ru>
19024 * config/avr/avr.c (avr_arch_types): Rearranging array.
19025 (enum avr_arch): Add.
19026 (avr_mcu_types): Use avr_arch enumeration constants instead of
19028 * config/avr/avr.h (LINK_SPEC): Simplify.
19030 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
19032 * config/m68k/m68k.c (m68k_libcall_value,
19033 m68k_function_value): Use macros for register names more.
19035 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
19037 (M68K_REGNAME): Use A6_REG.
19038 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
19040 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19042 PR middle-end/28071
19043 * sched-int.h (struct deps): Split field 'pending_lists_length' into
19044 'pending_read_list_length' and 'pending_write_list_length'. Update
19046 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
19047 to handle two length counters instead of one. Update all uses.
19048 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
19049 two length counters instead of one.
19050 * sched-rgn.c (propagate_deps): Update to handle two length counters
19053 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
19056 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
19057 copy of source, pass it to ix86_expand_vector_set and return
19060 2007-04-16 David Ung <davidu@mips.com>
19061 Joseph Myers <joseph@codesourcery.com>
19063 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
19064 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
19065 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
19066 Add 74K processor information.
19067 * config/mips/mips.md: Include 74k.md.
19068 (cpu): Add 74kc,74kf,74kx.
19069 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
19070 * config/mips/74k.md: New.
19071 * doc/invoke.texi (MIPS Options): Document 74K support.
19073 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
19075 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
19076 vectorizable_* functions.
19077 * tree-vect-transform.c (vectorizable_call): Add check for
19078 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
19079 (vectorizable_store): likewise.
19080 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
19082 (vectorizable_operation, vectorizable_type_demotion): Likewise.
19083 (vectorizable_type_promotion, vectorizable_load): Likewise.
19084 (vectorizable_live_operation, vectorizable_condition): Likewise.
19085 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
19087 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
19089 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
19091 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
19092 register numbers more.
19093 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
19094 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
19095 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
19096 FUNCTION_VALUE_REGNO_P): Likewise.
19097 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
19098 STATIC_CHAIN_REGNUM): Likewise.
19099 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
19100 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
19101 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
19102 * config/m68k/m68k.md (FP_REG): New.
19104 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
19106 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
19109 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
19111 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
19112 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
19115 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19117 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
19120 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
19123 * c-decl.c (finish_decl): Grab the type of the decl after the call
19124 to store_init_value.
19126 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
19128 * common.opt (fforward-propagate): Fix "Optimization" annotation.
19130 2007-04-14 Jakub Jelinek <jakub@redhat.com>
19133 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
19134 dominators, post dominators and cleanup cfg before returning.
19136 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
19138 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
19139 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
19141 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
19143 * config.gcc: Recognize fido.
19144 * config/m68k/m68k-devices.def (fidoa): New.
19145 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
19147 (FL_FIDOA, TARGET_FIDOA): New.
19148 * config/m68k/m68k.opt (mfidoa): New.
19150 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19152 PR middle-end/31322
19153 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
19154 when a personality function is used.
19156 2007-04-13 Bob Wilson <bob.wilson@acm.org>
19158 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
19160 2007-04-13 Mike Stump <mrs@apple.com>
19162 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
19164 * config/darwin.opt (fapple-kext): Make C++ only.
19165 * config/darwin.c (darwin_override_options): Remove code to ensure
19166 -fapple-kext is given for C++ only.
19168 2007-04-13 Richard Sandiford <richard@codesourcery.com>
19170 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
19171 * config/mips/mips.c (override_options): Call
19172 SUBTARGET_OVERRIDE_OPTIONS, if defined.
19174 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
19176 * config/i386/i386.opt (msvr3-shlib): Removed.
19178 * doc/invoke.texi: Remove -msvr3-shlib.
19180 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
19182 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
19183 with "popcnt" instruction.
19185 2007-04-13 Richard Guenther <rguenther@suse.de>
19187 PR tree-optimization/21258
19188 * tree-vrp.c (compare_case_labels): New helper.
19189 (find_switch_asserts): New function.
19190 (find_assert_locations): Call it for SWITCH_EXPRs.
19192 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
19194 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
19195 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
19196 check is now implied in X87_FLOAT_MODE_P.
19197 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
19198 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
19199 (fix_trunc<mode>_i386_fisttp): Ditto.
19200 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
19201 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
19202 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
19203 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
19204 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
19205 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
19206 (unnamed_splitters): Ditto.
19207 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
19208 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
19209 FIRST_SSE_REG for local functions when SSE math is enabled or
19210 for functions with sseregparm attribute.
19211 (standard_80387_constant_p): Return -1 if mode is not
19213 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
19214 (ix86_expand_compare): Ditto.
19215 (ix86_expand_carry_flag_compare): Ditto.
19216 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
19217 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
19218 DECIMAL_FLOAT_MODE_P.
19219 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
19220 of SCALAR_FLOAT_MODE_P.
19221 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
19222 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
19223 checks before FLOAT_MODE_P.
19224 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
19225 before FLOAT_MODE_P.
19230 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
19232 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
19233 Charles Wilson <libtool@cwilson.fastmail.fm>
19235 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
19236 (libgcc.mvars): Don't depend on them.
19237 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
19238 * exec-tool.in: New.
19240 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
19242 * doc/invoke.text (--help): Document --help=common.
19244 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
19246 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
19248 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19250 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
19251 * genemit.c (main): Emit #include "integrate.h".
19252 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
19253 (LOADGP_RTP): New mips_loadgp_style.
19254 * config/mips/mips.h: Include config/vxworks-dummy.h.
19255 (TARGET_RTP_PIC): New macro.
19256 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
19257 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
19258 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
19259 for TARGET_RTP_PIC.
19260 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
19261 -mvxworks-pic when using -mrtp and a PIC option.
19262 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
19264 (mips_symbolic_constant_p, mips_symbolic_address_p)
19265 (mips_symbol_insns): Handle SYMBOL_HALF.
19266 (override_options): Warn about -G and -mrtp being used together.
19267 Initialize mips_lo_relocs[SYMBOL_HALF].
19268 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
19269 (mips_emit_loadgp): Handle LOADGP_RTP.
19270 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
19271 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
19272 (tablejump): Handle function-relative case table entries if
19274 * config/mips/predicates.md (symbol_ref_operand): New predicate.
19276 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19278 * config/mips/mips.md (load_call<mode>): Allow any general register.
19280 (sibcall_value_internal, sibcall_value_multiple_internal)
19281 (call_value_internal, call_value_split, call_value_multiple_internal)
19282 (call_value_multiple_split): Remove constraints from operand 0.
19284 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19286 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
19287 rather than loadgp_noshared.
19288 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
19289 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
19291 * config/mips/mips.md (loadgp): Rename to...
19292 (loadgp_newabi): ...this.
19293 (loadgp_noshared): Rename to...
19294 (loadgp_absolute): ...this.
19296 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19298 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
19299 false for locally-binding symbols.
19300 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
19302 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19304 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
19305 (SYMBOL_GOT_PAGE_OFST): ...this.
19306 (SYMBOL_GOT_GLOBAL): Rename to...
19307 (SYMBOL_GOT_DISP): ...this.
19308 (SYMBOL_GOTOFF_GLOBAL): Rename to...
19309 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
19310 * config/mips/mips.c (mips_global_symbol_p): New function.
19311 (mips_symbol_binds_local_p): Likewise.
19312 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
19313 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
19314 mips_global_symbol_p and mips_symbol_binds_local_p.
19315 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
19316 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
19317 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
19318 SYMBOL_GOTOFF_DISP.
19319 (mips_ok_for_lazy_binding_p): New function.
19320 (mips_load_call_address, mips_expand_call): Use it.
19321 (mips_dangerous_for_la25_p): Likewise.
19322 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
19323 (*got_disp<mode>): Use got_disp_operand instead of
19324 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
19325 SYMBOL_GOTOFF_GLOBAL.
19326 (*got_page<mode>): Use got_page_ofst_operand instead of
19328 * config/mips/predicates.md (const_call_insn_operand): Use
19329 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
19330 (global_got_operand): Rename to...
19331 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
19333 (local_got_operand): Rename to...
19334 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
19335 of SYMBOL_GOT_LOCAL.
19337 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19339 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
19340 TARGET_CALL_CLOBBERED_GP.
19341 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19342 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
19343 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
19344 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
19345 of TARGET_ABICALLS && !TARGET_NEWABI.
19346 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19347 * config/mips/mips.c (mips_load_call_address): Check
19348 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
19349 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19350 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
19351 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
19352 TARGET_ABICALLS && TARGET_NEWABI.
19353 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
19355 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
19356 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
19357 TARGET_ABICALLS && TARGET_NEWABI.
19358 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
19359 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
19360 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
19361 whether indirect calls must use $25.
19362 (mips_extra_live_on_entry): Check TARGET_GOT instead of
19364 * config/mips/mips.md (jal_macro): Check flag_pic and
19365 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
19366 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
19367 instead of TARGET_ABICALLS.
19368 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
19369 TARGET_ABICALLS && TARGET_OLDABI.
19370 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19371 (sibcall): In the comment above the define_insn, mention
19372 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
19373 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
19374 instead of TARGET_ABICALLS.
19376 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
19378 * doc/md.texi (Blackfin family constraints): Document PA and PB.
19379 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
19380 (MACFLAGS_MATCH_P): New macro.
19381 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
19382 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
19383 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
19384 the other MACFLAG constants.
19385 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
19386 (flag_machi): Tighten constraints. Renumber some of the operands.
19387 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
19389 (flag_machi_parts_acconly): New pattern.
19390 (flag_macinithi): Tighten constraints. Allow any accumulator to be
19392 (flag_macinit1hi): Tighten constraints.
19393 (flag_mul_macv2hi_parts_acconly): New pattern.
19395 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
19396 Use a more efficient implementation.
19397 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
19398 inline sequences when not optimizing for size.
19400 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
19401 movhi_high2low): Delete, merge functionality into...
19402 (packv2hi): ... this pattern.
19404 2007-02-11 Jie Zhang <jie.zhang@analog.com>
19405 * config/bfin/bfin.opt (msim): New option.
19406 (mcpu=): New option.
19407 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
19408 (bfin_cpu_t): Typedef of enum bfin_cpu.
19409 (bfin_cpu_type): New declaration.
19410 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
19411 -msim and -mcpu= options.
19412 (LIB_SPEC): Likewise.
19413 * config/bfin/bfin.c (bfin_cpu_type): Define.
19414 (bfin_handle_option): Handle -mcpu= option.
19415 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
19416 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
19417 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
19419 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19421 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
19422 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
19423 (powerpc-wrs-vxworksae): Use ${tm_file}.
19424 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
19425 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
19426 * config/i386/vx-common.h: New file.
19428 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19430 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
19433 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
19435 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
19438 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
19442 * c-common.c (c_build_qualified_type): Set canonical type
19445 2007-04-12 Richard Guenther <rguenther@suse.de>
19447 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
19448 lower bound and element size if lower bound is not zero
19449 or either of the ARRAY_REF operands is set.
19451 2007-04-12 Richard Guenther <rguenther@suse.de>
19453 PR tree-optimization/24689
19454 PR tree-optimization/31307
19455 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
19457 * gimplify.c (canonicalize_addr_expr): To be consistent with
19458 gimplify_compound_lval only set operands two and three of
19459 ARRAY_REFs if they are not gimple_min_invariant. This makes
19460 it never at this place.
19461 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
19463 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19465 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
19466 null before emitting a .nsubspa directive.
19468 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19470 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
19471 need_to_partition_p if there are no memory statements in the
19474 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19476 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
19477 (gcd_of_steps_may_divide_p): New function.
19478 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
19480 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19482 * reload.c (find_reloads_toplev, find_reloads_address,
19483 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
19484 not a pointer equality test, to decide if we need to call
19485 push_reg_equiv_alt_mem.
19487 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
19489 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
19490 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
19492 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
19494 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19496 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
19497 vector to be positive.
19499 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19503 * doc/invoke.texi: Document --params max-aliased-vops and
19505 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
19506 debug_memory_partitions): Move to tree-flow.h
19507 * params.h (AVG_ALIASED_VOPS): Define.
19508 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
19510 (mp_info_t): Likewise.
19511 (get_mem_sym_stats_for): New.
19512 (set_memory_partition): Move from tree-flow-inline.h.
19513 (mark_non_addressable): Only clear the set of symbols for the
19514 partition if it exists.
19515 (dump_memory_partitions): Move from tree-ssa-operands.c
19516 (debug_memory_partitions): Likewise.
19517 (need_to_partition_p): New.
19518 (dump_mem_ref_stats): New.
19519 (debug_mem_ref_stats): New.
19520 (dump_mem_sym_stats): New.
19521 (debug_mem_sym_stats): New.
19522 (update_mem_sym_stats_from_stmt): New.
19523 (compare_mp_info_entries): New.
19524 (mp_info_cmp): Call it.
19525 (sort_mp_info): Change argument to a list of mem_sym_stats_t
19527 (get_mpt_for): Move from tree-ssa-operands.c.
19528 (find_partition_for): New.
19529 (create_partition_for): Remove.
19530 (estimate_vop_reduction): New.
19531 (update_reference_counts): New.
19532 (build_mp_info): New.
19533 (compute_memory_partitions): Refactor.
19534 Document new heuristic.
19535 Call build_mp_info, update_reference_counts,
19536 find_partition_for and estimate_vop_reduction.
19537 (compute_may_aliases): Populate virtual operands before
19538 calling debugging dumps.
19539 (delete_mem_sym_stats): New.
19540 (delete_mem_ref_stats): New.
19541 (init_mem_ref_stats): New.
19542 (init_alias_info): Call it.
19543 (maybe_create_global_var): Remove alias_info argument.
19544 Get number of call sites and number of pure/const call sites
19545 from gimple_mem_ref_stats().
19546 (dump_alias_info): Call dump_memory_partitions first.
19547 (dump_points_to_info_for): Show how many times a pointer has
19549 * opts.c (decode_options): For -O2 set --param
19550 max-aliased-vops to 500.
19551 For -O3 set --param max-aliased-vops to 1000 and --param
19552 avg-aliased-vops to 3.
19553 * fortran/options.c (gfc_init_options): Remove assignment to
19555 * tree-flow-inline.h (gimple_mem_ref_stats): New.
19556 * tree-dfa.c (dump_variable): Dump memory reference
19558 Dump NO_ALIAS* settings.
19559 (referenced_var_lookup): Tidy.
19560 (mem_sym_stats): New.
19561 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
19562 and ORIG are different SSA names for a memory partition.
19563 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
19564 * tree-flow.h (struct mem_sym_stats_d): Define.
19565 (mem_sym_stats_t): Define.
19566 (struct mem_ref_stats_d): Define.
19567 (struct gimple_df): Add field mem_ref_stats.
19568 (enum noalias_state): Define.
19569 (struct var_ann_d): Add bitfield noalias_state.
19570 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
19571 debug_mem_ref_stats, debug_memory_partitions,
19572 debug_mem_sym_stats): Declare.
19573 * tree-ssa-structalias.c (update_alias_info): Update call
19574 sites, pure/const call sites and asm sites in structure
19575 returned by gimple_mem_ref_stats.
19576 Remove local variable IS_POTENTIAL_DEREF.
19577 Increase NUM_DEREFS if the memory expression is a potential
19579 Call update_mem_sym_stats_from_stmt.
19580 If the memory references memory, call
19581 update_mem_sym_stats_from_stmt for all the direct memory
19582 symbol references found.
19583 (intra_create_variable_infos): Set noalias_state field for
19584 pointer arguments according to the value of
19585 flag_argument_noalias.
19586 * tree-ssa-structalias.h (struct alias_info): Remove fields
19587 num_calls_found and num_pure_const_calls_found.
19588 (update_mem_sym_stats_from_stmt): Declare.
19589 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
19590 Set default value to 100.
19591 (PARAM_AVG_ALIASED_VOPS): Define.
19593 2007-04-11 Richard Guenther <rguenther@suse.de>
19595 PR middle-end/31530
19596 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
19597 a * -b + c as c - a * b if we honor sign dependent rounding.
19599 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19601 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
19602 bfin_expand_strmov.
19603 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
19604 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
19606 (initialize_trampoline): Don't use old-style function definition.
19607 (bfin_secondary_reload): Mark IN_P argument as unused.
19609 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
19611 PR tree-optimization/31343
19612 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
19613 (build_polynomial_chrec): Return a scalar when the evolution is zero.
19614 * testsuite/gcc.dg/vect/pr31343.c: New.
19616 2007-04-10 Eric Christopher <echristo@apple.com>
19618 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
19619 * config/i386/i386.md (*cmpfp0): Use.
19620 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
19621 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
19622 (fix_trunc<mode>_i386_fisttp): Ditto.
19623 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
19624 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
19625 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
19626 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
19627 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
19628 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
19629 (unnamed_splitters): Ditto.
19630 * config/i386/i386.c (output_fix_trunc): Assert that
19631 we're not being passed a TFmode operand.
19633 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
19635 PR tree-optimization/31526
19636 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
19637 n_basic_blocks to find newly added blocks.
19639 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
19641 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
19643 (fix_trunc<mode>si_sse): Ditto.
19644 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
19645 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
19646 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
19647 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
19648 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
19649 expander using SSEMODEF mode macro.
19650 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
19651 expander using SSEMODEF mode macro.
19652 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
19653 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
19654 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
19655 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
19656 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
19657 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
19658 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
19659 Macroize insn using X87MODEF mode macro.
19661 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
19663 * config/i386/sse.md (sse2_pinsrw): Removed.
19664 (sse2_pextrw): Renamed to ...
19665 (*sse2_pextrw): This.
19667 2007-04-09 Jan Hubicka <jh@suse.cz>
19670 * config/i386/sse.md
19671 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
19672 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
19673 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
19674 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
19676 2007-04-09 Jan Hubicka <jh@suse.cz>
19678 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
19679 multiple fields of union.
19681 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
19683 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
19684 (create_preheaders): Check that loops are available.
19685 (fix_loop_structure): Clean up, improve comments.
19686 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
19687 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
19689 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
19690 * predict.c (tree_estimate_probability): Do not call
19691 calculate_dominance_info. Call create_preheaders.
19692 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
19693 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
19695 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
19696 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
19697 * tree-cfg.c (tree_split_edge): Make an assert more precise.
19698 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
19701 2007-04-08 Jan Hubicka <jh@suse.cz>
19703 * tree.h (maybe_fold_offset_to_component_ref): Declare.
19704 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
19705 * fold-const.c (fold_unary): Use it.
19707 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
19709 * varasm.c (assemble_variable): Remove call to
19710 lang_hooks.decls.prepare_assemble_variable.
19711 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
19712 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
19713 * langhooks.h (lang_hooks_for_decls): Remove
19714 prepare_assemble_variable.
19716 2007-04-08 Mike Stump <mrs@apple.com>
19718 * config/i386/i386.c: Use inc/dec on Core2.
19720 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
19722 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
19723 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19724 lhd_tree_inlining_end_inlining): Remove.
19725 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
19726 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
19727 end_inlining hooks.
19728 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
19729 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19730 lhd_tree_inlining_end_inlining): Remove prototypes.
19731 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
19732 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
19733 LANG_HOOKS_TREE_INLINING_START_INLINING,
19734 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
19736 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
19739 2007-04-08 Anatoly Sokolov <aesok@post.ru>
19742 * config/avr/predicates.md (io_address_operand): Delete predicate.
19743 (low_io_address_operand): Don't use 'mode' argument.
19744 (higth_io_address_operand): Rename ...
19745 (high_io_address_operand): ... to this. Don't use 'mode' argument.
19746 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
19749 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
19751 Revert change removing staticp.
19753 2007-04-07 Anatoly Sokolov <aesok@post.ru>
19756 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
19759 2007-04-07 Bruce Korb <bkorb@gnu.org>
19761 * c.opt: Add -Wformat-contains-nul.
19762 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
19764 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
19765 the NUL byte warning.
19767 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
19769 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
19771 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19773 * tree.c (staticp): No longer use staticp langhook.
19774 * langhooks.c (lhd_staticp): Removed.
19775 * langhooks.h (struct lang_hooks): Remove staticp.
19776 * c-common.c (c_staticp): Remove.
19777 * c-common.h (c_staticp): Ditto.
19778 * langhooks-defs.h (lhd_staticp): Ditto.
19779 (LHD_HOOKS_STATICP): Ditto
19780 * tree.h (gcc_assert_lowered): New macro.
19782 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
19784 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
19785 argument "reliable".
19786 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
19787 Add argument "reliable". Propagate it through calls.
19788 (infer_loop_bounds_from_undefined): Derive number of iterations
19789 estimates from references in blocks that do not dominate loop latch.
19790 (gcov_type_to_double_int): New function.
19791 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
19792 and expected_loop_iterations_unbounded.
19793 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
19794 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
19795 * tree-data-ref.c (estimated_loop_iterations): Export.
19796 (get_references_in_stmt): Fix -- do not return addresses of local
19798 * cfgloop.h (expected_loop_iterations_unbounded,
19799 estimated_loop_iterations): Declare.
19801 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19803 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19805 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19807 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
19808 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
19809 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
19810 Use output_387_reg_move().
19811 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
19812 expander using X87MODEF12 mode macro.
19813 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
19814 choosing register preferences. Use output_387_reg_move().
19815 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
19816 instead of "x". Use output_387_reg_move().
19817 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
19818 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
19819 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
19820 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
19821 Use output_387_reg_move().
19822 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
19824 (*truncxf?f_i387 splitter): Ditto.
19826 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19828 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
19829 LANG_HOOKS_SAFE_FROM_P.
19830 * expr.c (safe_from_p): Remove langhook call.
19831 * langhooks.h (lang_hooks): Remove safe_from_p.
19832 (lhd_safe_from_p): Remove prototype.
19833 * langhooks.c (lhd_safe_from_p): Remove.
19835 2007-04-06 Jan Hubicka <jh@suse.cz>
19837 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
19840 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19842 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
19843 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
19844 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
19845 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
19847 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
19848 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
19850 2007-04-05 Richard Henderson <rth@redhat.com>
19852 * config/alpha/alpha.c (print_operand) [+]: Remove.
19853 (alpha_end_function): Print nop if call at end of function.
19854 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
19855 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
19856 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
19857 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
19858 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
19859 the call pattern. Update peepholes to match.
19861 2007-04-05 Janis Johnson <janis187@us.ibm.com>
19863 * doc/extend.texi (Other Builtins): Add decimal float variants
19865 * builtins.def: Ditto.
19866 * builtins.c (expand_builtin): Ditto.
19868 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
19869 H.J. Lu <hongjiu.lu@intel.com>
19872 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
19873 of V8HImode when calling ix86_binary_operator_ok.
19874 (sse2_pmaddwd): Call ix86_binary_operator_ok.
19875 (sdot_prodv8hi): Operands 1 and 2 must be register.
19877 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19879 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19880 initialize align to silence bogus warning.
19882 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19884 PR middle-end/22156
19885 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19887 (struct sra_walk_fns): Remove use_all parameter from use.
19888 (sra_hash_tree): Handle BIT_FIELD_REFs.
19889 (sra_elt_hash): Don't hash bitfld blocks.
19890 (sra_elt_eq): Skip them in parent compares as well. Handle
19892 (sra_walk_expr): Don't maintain or pass down use_all_p.
19893 (scan_use): Remove use_all parameter.
19894 (scalarize_use): Likewise. Re-expand assignment to
19895 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19896 output, and re-scalarize after output. Don't mark anything
19898 (scalarize_ldst): Adjust.
19899 (scalarize_walk_gimple_modify_statement): Likewise.
19900 (build_element_name_1): Handle BIT_FIELD_REFs.
19901 (instantiate_element): Don't warn for any element whose parent
19902 is used as a whole.
19903 (instantiate_missing_elements_1): Return the sra_elt.
19904 (canon_type_for_field): New.
19905 (try_instantiate_multiple_fields): New.
19906 (instantiate_missing_elemnts): Use them.
19907 (mark_no_warning): Removed.
19908 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19909 (REPLDUP, sra_build_elt_assignment): New.
19910 (generate_copy_inout): Use them.
19911 (generate_element_copy): Likewise. Handle bitfld differences.
19912 (generate_element_zero): Don't recurse for blocks. Use
19913 sra_build_elt_assignment.
19914 (generate_one_element_int): Take elt instead of var. Use
19915 sra_build_elt_assignment.
19916 (generate_element_init_1): Adjust.
19917 (scalarize_use, scalarize_copy): Use REPLDUP.
19918 (scalarize_ldst): Move assert before dereference.
19919 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19921 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19923 * regmove.c: Fix unused variable warnings due to previous commit.
19925 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19927 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
19928 (regmove_bb_head): Remove.
19929 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
19930 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
19931 problems with fixup_match_1.
19932 Don't initialize/free regmove_bb_head.
19934 (reg_is_remote_constant_p): If an insn is in the same basic block
19935 but not before INSN, consider it remote, too.
19937 2007-04-05 Anatoly Sokolov <aesok@post.ru>
19940 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
19941 DECL_ASSEMBLER_NAME, not the DECL_NAME.
19943 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
19945 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
19946 (CONDITIONAL_REGISTER_USAGE): Likewise.
19948 2007-04-04 Richard Henderson <rth@redhat.com>
19950 * config/alpha/lib1funcs.asm: Remove unused file.
19952 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19955 * opts.c (print_specific_help): Fix --help=<language>
19957 (common_handle_option): Support --help=common.
19959 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19962 * gcc.c (main): Do not run the linker if
19963 print_subprocess_help indicates that it shouldn't be
19966 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19969 * doc/invoke.texi (--help=): Document <languages> value, fix
19970 formatting in tables of values.
19972 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
19974 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
19975 dllimport attribute of virtual methods.
19977 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
19979 * config/score/crti.asm: Change _bss_start to __bss_start.
19980 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
19981 (OUTGOING_REG_PARM_STACK_SPACE) update.
19982 * config/score/score.opt: add options to make backend support
19983 score5, score5u, score7 and score7d.
19984 * config/score/score.md: Likewise.
19985 * config/score/misc.md: Likewise.
19986 * config/score/mac.md: Likewise.
19987 * doc/invoke.texi: Likewise.
19988 * doc/md.texi: update constraints define.
19990 2007-04-03 Richard Henderson <rth@redhat.com>
19992 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
19993 an appropriate type, use the mode instead.
19995 2007-04-03 Richard Sandiford <richard@codesourcery.com>
19997 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
19998 Set the default --with-arch setting to mips2.
19999 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
20000 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
20001 (MULTILIB_OSDIRNAMES): Delete.
20002 (MULTILIB_DIRNAMES): Define.
20003 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
20004 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
20005 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
20006 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
20007 VXWORKS_OS_CPP_BUILTINS.
20008 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
20009 (MIPS_DEBUGGING_INFO): Undefine.
20010 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
20012 2007-04-03 Jakub Jelinek <jakub@redhat.com>
20014 PR middle-end/30704
20015 * fold-const.c (native_encode_real): Encode real.c provided longs
20016 as a series of 32-bit native integers.
20017 (native_interpret_real): Interpret buffer as a series of 32-bit
20020 2007-04-03 Richard Guenther <rguenther@suse.de>
20022 * genpreds.c (write_insn_constraint_len): Write function
20023 optimized for CONSTRAINT_LEN implementation.
20024 (write_tm_preds_h): Output insn_constraint_len inline and
20025 use it for CONSTRAINT_LEN.
20026 (write_insn_preds_c): Don't output insn_constraint_len.
20027 * doc/md.texi (define_register_constraint): Document multi-letter
20028 constraints shall have the same length if they start with the same
20031 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
20034 * config/i386/i386.md (isinf<mode>2): Expand only when
20035 TARGET_C99_FUNCTIONS is set.
20037 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
20039 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
20040 (x86_64-*-linux*): Ditto.
20041 * config/i386/i386.opt (mpc): New option.
20042 * config/i386/i386.c (overrride_options): Handle
20043 ix87_precision_string.
20044 * config/i386/crtprec.c: New file.
20045 * config/i386/t-crtpc: Ditto.
20046 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
20047 and -mpc80 options.
20048 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
20049 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
20050 crtprec32.o, crtprec64.o and crtprec80.o.
20052 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
20053 and -mpc80 options.
20054 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
20056 2007-04-02 Eric Christopher <echristo@apple.com>
20058 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
20059 limitations on darwin.
20061 2007-04-02 Anatoly Sokolov <aesok@post.ru>
20064 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
20066 2007-04-02 Dave Korn <dave.korn@artimi.com>
20068 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
20070 2007-04-02 Dave Korn <dave.korn@artimi.com>
20072 * libgcc2.h (exception_descriptor): Don't forward-declare.
20073 (__get_eh_table_language, __get_eh_table_version): Delete
20074 prototypes of long-dead functions.
20076 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
20078 * ebitmap.h: New file
20079 * ebitmap.c: New file
20080 * Makefile.in (ebitmap.o): New target.
20082 2007-04-01 Jan Hubicka <jh@suse.cz>
20084 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
20085 before very first instruction.
20087 2007-04-01 Jan Hubicka <jh@suse.cz>
20089 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
20090 waring on 64bit hosts.
20091 * bitmap.h: Fix typo in bitmap_head_def.
20093 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
20095 PR rtl-optimization/31391
20096 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
20097 into a DELETED_LABEL note, and the label is in an empty basic
20098 block, update BB_END as well as BB_HEAD.
20100 2007-04-01 Richard Henderson <rth@redhat.com>
20102 PR tree-optimization/31169
20103 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
20104 to varying if the range is outside [0, prec-1].
20106 2007-04-01 Richard Sandiford <richard@codesourcery.com>
20109 * config/mips/mips.md (load_const_gp): New insn.
20110 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
20111 the MIPS16 GP pseudo register if no_new_pseudos.
20112 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
20114 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20117 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
20119 (call_value): Likewise.
20121 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
20122 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20125 * doc/invoke.texi: (optimization options): Reword description
20126 of -ffast-math. Document its primary purpose.
20128 2007-03-31 Richard Guenther <rguenther@suse.de>
20130 * omp-low.c (splay-tree.h): Include.
20131 (lookup_decl): Replace splay-tree usage by pointer-map.
20132 (maybe_lookup_decl): Likewise.
20133 (new_omp_context): Likewise.
20134 (delete_omp_context): Likewise.
20135 * gimplify.c (splay-tree.h): Include.
20136 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
20138 (remap_ssa_name): Likewise.
20139 (remap_decl): Likewise.
20140 (remap_type_1): Likewise.
20141 (remap_type): Likewise.
20142 (copy_body_r): Likewise.
20143 (expand_call_inline): Likewise.
20144 (clone_body): Likewise.
20145 (copy_tree_r): Likewise.
20146 (remap_save_expr): Likewise.
20147 (unsave_r): Likewise.
20148 (unsave_expr_now): Likewise.
20149 (tree_function_versioning): Likewise.
20150 (build_duplicate_type): Likewise.
20151 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
20152 (struct copy_body_data): Replace splay-tree by pointer-map.
20153 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
20154 not $(SPLAY_TREE_H).
20155 (gimplify.o): Depend on $(SPLAY_TREE_H).
20156 (omp-low.p): Likewise.
20158 2007-03-31 Anatoly Sokolov <aesok@post.ru>
20160 * config/avr/predicates.md (even_register_operand,
20161 odd_register_operand): New predicates.
20162 * config/avr/avr.md (movw peephole2): New.
20163 (movw_r peephole2): New.
20165 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
20167 * tree.h (get_signed_or_unsigned_type): New.
20168 * fold-const.c (operand_equal_for_comparison_p): Use
20169 get_signed_or_unsigned_type instead of
20170 lang_hooks.types.signed_or_unsigned_type.
20171 * expr.c (store_expr): Ditto.
20172 * langhooks.c (get_signed_or_unsigned_type): New.
20173 (lhd_signed_or_unsigned_type): New.
20174 * langhooks.h (lhd_signed_or_unsigned_type): New.
20175 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
20177 2007-03-30 Richard Henderson <rth@redhat.com>
20179 * tree-ssa-loop-ivopts.c: Include target.h.
20180 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
20181 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
20182 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
20183 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
20185 2007-03-30 Richard Henderson <rth@redhat.com>
20186 Kai Tietz <kai.tietz@onevision.com>
20188 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
20189 default for 64-bit.
20190 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
20191 (TARGET_64BIT_MS_ABI): New.
20192 (DBX_REGISTER_NUMBER): Handle 64-bit.
20193 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
20194 (LONG_TYPE_SIZE): Force to 32.
20195 (REG_PARM_STACK_SPACE): New.
20196 (OUTGOING_REG_PARM_STACK_SPACE): New.
20197 (REGPARM_MAX, SSE_REGPARM_MAX): New.
20198 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
20199 (STACK_BOUNDARY): Use 128 for 64-bit.
20200 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
20201 Add 64-bit implementation.
20202 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
20204 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
20205 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
20206 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
20207 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
20208 (ix86_handle_cconv_attribute): Don't warn when ignoring if
20209 TARGET_64BIT_MS_ABI.
20210 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
20211 (ix86_pass_by_reference): Likewise.
20212 (ix86_function_value_regno_p): Likewise.
20213 (ix86_build_builtin_va_list): Likewise.
20214 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
20215 (function_arg_advance_ms_64): New.
20216 (function_arg_advance): Call it.
20217 (function_arg_ms_64): New.
20218 (function_arg): Call it.
20219 (function_value_ms_64): New.
20220 (ix86_function_value_1): Call it.
20221 (return_in_memory_ms_64): New.
20222 (ix86_return_in_memory): Call it.
20223 (setup_incoming_varargs_ms_64): New.
20224 (ix86_setup_incoming_varargs): Call it.
20225 (ix86_expand_prologue): Handle 64-bit stack probing.
20226 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
20227 (output_pic_addr_const): Likewise.
20228 (x86_this_parameter): Likewise.
20229 (x86_output_mi_thunk): Likewise.
20230 (x86_function_profiler): Likewise.
20231 (TARGET_STRICT_ARGUMENT_NAMING): New.
20232 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
20233 (TARGET_64BIT_MS_ABI): New.
20234 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
20235 * config/i386/i386.md (allocate_stack_worker): Remove.
20236 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
20237 describe the clobber of eax without a match_scratch.
20238 (allocate_stack_worker_postreload): Remove.
20239 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
20240 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
20241 (allocate_stack_worker_rex64_postreload): Remove.
20242 (allocate_stack): Handle 64-bit.
20243 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
20244 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
20245 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
20246 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
20247 (STANDARD_STARTFILE_PREFIX_1): Likewise.
20248 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
20249 * config.build (x86_64-*-mingw*): New host.
20250 * config.host (x86_64-*-mingw*): New host.
20251 * config.gcc (x86_64-*-mingw*): New target.
20252 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
20254 2007-03-30 Richard Henderson <rth@redhat.com>
20255 Kai Tietz <kai.tietz@onevision.com>
20257 * c-pragma.c (struct def_pragma_macro_value): New.
20258 (struct def_pragma_macro): New.
20259 (pushed_macro_table): New.
20260 (dpm_hash, dpm_eq): New.
20261 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
20262 (init_pragma): Install them.
20263 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
20265 2007-03-30 Anatoly Sokolov <aesok@post.ru>
20267 * config/avr/avr.c (avr_override_options): Clear
20268 'flag_delete_null_pointer_checks'.
20270 2007-03-30 Paolo Carlini <pcarlini@suse.de>
20273 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
20274 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
20275 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
20276 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
20277 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
20278 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
20279 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
20281 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
20283 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
20285 * regmove.c: Move all of pass_stack_adjustments from here...
20286 * combine-stack-adj.c: ...to this new file.
20287 * Makefile.in: Add rules for combine-stack-adj.o.
20289 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
20291 PR tree-optimization/31383
20292 * tree-data-ref.c (affine_function_equal_p): Do not require the
20293 vectors to have the same length.
20295 2007-03-30 Jan Hubicka <jh@suse.cz>
20297 PR middle-end/30700
20298 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
20299 availablility; add more sanity checking; ask varpool only about
20302 2007-03-29 Richard Henderson <rth@redhat.com>
20304 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
20305 to decide, but __SIZEOF_LONG_LONG__.
20307 2007-03-29 Richard Henderson <rth@redhat.com>
20309 * emutls.c (struct __emutls_array): New.
20310 (emutls_destroy): Use it instead of casting element 0 from void*.
20311 (__emutls_get_address): Likewise.
20313 2007-03-29 Richard Henderson <rth@redhat.com>
20315 * varasm.c (initializer_constant_valid_p): Don't deny
20316 DECL_DLLIMPORT_P on functions.
20318 * config/i386/cygming.h: Remove function declarations.
20319 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
20320 (ASM_OUTPUT_LABELREF): Remove.
20321 (COMMON_ASM_OP): Remove.
20322 (ASM_OUTPUT_COMMON): Remove.
20323 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
20324 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
20325 (ASM_DECLARE_FUNCTION_NAME): Likewise.
20326 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
20327 Rename from TARGET_ENCODE_SECTION_INFO.
20328 * config/i386/netware.h: Likewise.
20329 * config/i386/i386-protos.h: Update.
20330 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
20331 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
20332 (legitimate_constant_p): Reject dllimports.
20333 (dllimport_map, get_dllimport_decl): New.
20334 (legitimize_dllimport_symbol): New.
20335 (legitimize_address, ix86_expand_move): Use it.
20336 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
20337 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
20338 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
20339 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
20340 * config/i386/predicates.md (constant_call_address_operand): Only
20341 accept symbols; reject dllimport_p symbols.
20342 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
20343 i386_pe_maybe_record_exported_symbol.
20344 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
20345 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
20346 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
20347 trust the setting of DECL_DLLIMPORT_P.
20348 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
20349 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
20350 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
20351 tidy the argument scanning loop.
20352 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
20353 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
20354 (i386_pe_strip_name_encoding): Remove.
20355 (i386_pe_binds_local_p): New.
20356 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
20357 (i386_pe_output_labelref): Remove.
20358 (i386_pe_asm_output_aligned_decl_common): New.
20359 (i386_pe_maybe_record_exported_symbol): Rename from
20360 i386_pe_record_exported_symbol; check for dllexported symbols.
20362 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
20364 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
20365 add comment explaining why vsnprintf cannot be used.
20367 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
20369 PR tree-optimization/30666
20370 * tree.c (build_complex_type): When creating type names for DWARF2
20371 debug info, create TYPE_DECLs for TYPE_NAME instead of
20373 (build_common_tree_nodes_2): Use build_complex_type when building
20374 predefined complex types, to preserve canonical types.
20376 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
20378 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
20379 (noce_get_alt_condition): Look at it to determine whether to
20380 reverse the condition or not.
20381 (noce_get_condition): Substitute the truth for lies.
20382 (noce_find_if_block): Set the then_else_reversed field.
20384 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
20386 * config/fr30/fr30.md (movdi): Do not accept immediates as the
20387 destination of this insn.
20388 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
20389 than calling gen_rtx_SET directly. Use r0 to hold the value of
20390 'address + 4' rather than a stack based temporary which can be
20391 mis-optimized away.
20393 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
20395 * config/s390/s390.c (s390_secondary_input_reload_class,
20396 s390_secondary_output_reload_class): Functions removed.
20397 (s390_secondary_reload): New function.
20398 (TARGET_SECONDARY_RELOAD): Target macro defined.
20399 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
20400 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
20401 * config/s390/s390.md ("reload_outti", "reload_outdi",
20402 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
20403 "reload_out<mode>"): Expanders removed.
20404 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
20405 "reload<mode>_nonoffmem_out"): Expanders added.
20407 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
20409 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
20410 action if SRC->DEST replacement failed anyway.
20412 2007-03-28 Mike Stump <mrs@apple.com>
20414 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
20415 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
20416 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
20418 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20420 * config.gcc: Accept barcelona as a variant of amdfam10.
20421 * config/i386/i386.c (override_options): Likewise.
20422 * doc/invoke.texi: Likewise.
20424 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
20426 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
20427 offsets for BIT_FIELD_REF and COMPONENT_REF.
20429 2007-03-28 Richard Guenther <rguenther@suse.de>
20431 * tree.c (is_global_var): Move ...
20432 * tree-flow-inline.h (is_global_var): ... here.
20433 * tree.h (is_global_var): Remove declaration.
20435 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
20437 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
20439 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
20440 * config/i386/i386.c (ix86_tune_features): Initialize new
20442 * config/i386/predicates.md (promotable_binary_operator): Use
20443 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
20445 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
20448 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
20450 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
20452 * config/fr30/fr30.md (movsi_internal): Change destination
20453 constraint from m to V and add m to the end.
20455 2007-03-28 Christian Bruel <christian.bruel@st.com>
20457 * config/sh/sh.md (movsi_i): Fix type attribute.
20459 2007-03-28 Christian Bruel <christian.bruel@st.com>
20461 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
20462 (movsf_ie): Likewise.
20464 2007-03-28 Christian Bruel <christian.bruel@st.com>
20466 * config.gcc: Add sh4-300 to multilib.
20467 * config/sh/t-mlib-sh4-300: New file.
20469 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
20471 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
20472 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
20473 fix_trunc<mode>di2.
20474 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
20475 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
20476 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
20477 "fixuns_trunctddi2"): Whitespace fix.
20479 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
20481 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
20482 the definition of struct sh_args.
20483 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
20484 CALL_COOKIE_INT_REG_GET): Likewise.
20486 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
20488 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
20489 transformations are applied successfully.
20491 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
20493 * tree.c (tree_contains_struct): Permit 512 tree codes.
20494 * tree.h (tree_contains_struct): Ditto.
20495 (MAX_TREE_CODES): Ditto.
20496 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
20497 SPARE member to store remaining padding bits.
20499 2007-03-27 Anatoly Sokolov <aesok@post.ru>
20501 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
20504 2007-03-27 Janis Johnson <janis187@us.ibm.com>
20506 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
20507 * configure: Regenerate.
20509 * configure: Regenerate using the correct version of autoconf.
20511 2007-03-27 Anatoly Sokolov <aesok@post.ru>
20513 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
20515 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
20516 regs to "__SP_L__" and "__SP_H__".
20518 2007-03-27 Richard Guenther <rguenther@suse.de>
20520 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
20521 computations with it with a HOST_WIDE_INT variable.
20523 2007-03-26 Mike Stump <mrs@apple.com>
20525 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
20526 objective-c-header, objective-c++-header and objc++-cpp-output
20528 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20530 2007-03-26 Richard Henderson <rth@redhat.com>
20533 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
20534 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
20535 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
20536 IX86_BUILTIN_PSRLQ128): New.
20537 (ix86_init_mmx_sse_builtins): Add them.
20538 (ix86_expand_builtin): Expand them.
20539 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
20540 operand 2 be TImode.
20541 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
20542 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
20543 _mm_srli_epi64): Mark __B const.
20544 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
20545 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
20546 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
20547 new two-vector shift builtins.
20549 2007-03-26 Ian Lance Taylor <iant@google.com>
20551 PR tree-optimization/31345
20552 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
20553 [+INF, +INF(OVF)] into VARYING.
20555 2007-03-26 Zack Weinberg <zackw@panix.com>
20557 * gengtype-parse.c: New file.
20558 * gengtype-yacc.y: Delete.
20559 * gengtype-lex.l: Don't include gengtype-yacc.h.
20560 Define YY_DECL and yyterminate appropriately for recursive
20561 descent parser. yylval is now a string out-parameter to yylex.
20562 (HWS, EOID): New shorthand.
20563 (IWORD): Add a couple more types.
20564 (yylex): Add a setup stanza. Remove the complex rules for
20565 detecting GTY'ed types and typedefs; replace with simple
20566 keyword detectors. Adjust everything for the changed
20567 definition of yylval. Ignore all pp-directives, not just #define.
20569 (parse_file): Rename yybegin; do not call yyparse.
20571 * gengtype.c (xasprintf): Export again.
20572 (this_file): New. Use everywhere __FILE__ was being used.
20573 (get_lang_bitmap): Special case types defined in gengtype.c.
20574 (do_typedef, new_structure): Suppress definition of certain types.
20575 (new_structure): Improve diagnostics of duplicate definitions.
20576 Make sure location_s is associated with input.h.
20577 (nreverse_pairs, define_location_structures): New functions.
20578 (main): Improve tagging of kludge types. Remove old kludges
20579 for input.h types; use define_location_structures.
20580 * gengtype.h: Update prototypes. Define token codes here.
20581 * Makefile.in: Remove all references to gengtype-yacc.
20582 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
20584 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
20585 add GTY((skip)) to the field that's only conditionally there.
20586 * doc/install.texi: Document that Bison is no longer required
20587 unless building treelang.
20589 * gengtype.c: Don't include gtyp-gen.h.
20590 (srcdir): Declare here.
20591 (base_files, lang_dir_names): Allocate dynamically.
20592 (gt_files, num_gt_files, num_lang_dirs): New globals.
20593 (measure_input_list, read_input_line, read_input_list)
20594 (set_lang_bitmap): New functions.
20595 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
20596 simplify, relying on read_input_list to set up the bitmaps.
20597 (main): Arguments are no longer unused. Check for correct number
20598 of command line arguments, set srcdir and srcdir_len, then call
20599 read_input_list, before doing anything else. No need to worry
20600 about duplicates in main loop.
20601 * configure.ac: Simplify the calculation of all_gtfiles.
20602 Put language tags in there. Don't set or substitute
20603 all_gtfiles_files_langs or all_gtfiles_files_frags.
20604 * Makefile.in: Revamp the way gengtype is invoked, now that it
20605 takes a file on its command line with a much simpler format.
20606 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
20607 (GTFILES): Remove duplicates and C source files.
20608 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
20609 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
20610 * configure: Regenerate.
20612 * gengtype.h: Remove all type definitions to gengtype.c; leave
20613 only definitions of options_p, type_p, and pair_p as opaque
20614 pointers. Update prototypes.
20615 * gengtype.c: Many type definitions moved here from gengtype.h.
20616 Consolidate type definitions at the top of the file.
20617 (xvasprintf): Delete.
20618 (xasprintf): Make static.
20619 (create_nested_pointer_option): Add 'next' parameter.
20620 (create_field_all, create_field_at): New functions.
20621 (create_field): Now a thin wrapper around create_field_all.
20622 (create_optional_field): Rename create_optional_field_ and add
20623 line argument. Original name is now a macro which supplies
20625 (oprintf): Use vsnprintf directly.
20626 (close_output_files): Use fatal rather than perror/exit.
20627 (note_def_vec, note_def_vec_alloc): Use create_field_at.
20628 (main): Set progname. Don't use exit.
20629 * gengtype-yacc.y (struct_fields): Use create_field_at.
20630 (option, optionseqopt): Delete.
20631 (optionseq): Consolidate productions from option here so we
20632 can use the first argument to create_option.
20634 * gengtype-lex.l: Distinguish unions from structures in the
20635 token type. Don't call find_structure; return the tag as a string.
20636 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
20637 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
20638 string. Reorganize typedef_struct production accordingly.
20639 Use create_nested_ptr_option.
20640 * gengtype.c (create_nested_ptr_option): New function.
20641 * gengtype.h: Declare it.
20643 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
20644 (string_type): Don't declare.
20645 (do_scalar_typedef): Declare.
20646 (create_scalar_type): Update prototype.
20647 * gengtype.c (string_type): Make static.
20648 (scalar_nonchar, scalar_char): New.
20649 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
20650 (resolve_typedef): Use scalar_nonchar for error recovery.
20651 (create_scalar_type): Remove name_len field. Return scalar_char
20652 or scalar_nonchar as appropriate.
20653 (adjust_field_type): Look at scalar_is_char boolean to decide whether
20654 to use string_type.
20655 (throughout): Use scalar_nonchar instead of calling
20656 create_scalar_type, whenever possible.
20657 (main): Initialize scalar_char and scalar_nonchar before calling
20659 * gengtype-lex.l: Adjust for removal of second argument to
20660 create_scalar_type. Use yylval.s instead of yylval.t when
20662 * gengtype-yacc.y: Type of SCALAR is string. Call
20663 create_scalar_type from type:SCALAR rule. Adjust for removal of
20664 second argument to create_scalar_type.
20666 * vec.h: Remove all #if IN_GENGTYPE blocks.
20667 Add comment saying that changes may require adjustments to gengtype.
20668 * gengtype.c: Don't include coretypes.h or tm.h.
20669 Add comment to inclusion of errors.h.
20670 (note_def_vec, note_def_vec_alloc): New functions.
20671 * gengtype.h: Declare new functions.
20672 * gengtype-lex.l: Don't include coretypes.h.
20673 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
20675 (update_lineno): Remove unnecessary prototype.
20676 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
20677 (VEC rule): Just return VEC_TOKEN.
20678 * gengtype-yacc.y (VEC_TOKEN): New token type.
20679 (type): Add a production for VEC(a,b).
20680 * Makefile.in: Update dependencies.
20682 * gengtype-lex.l: Remove rules for parsing pointer-to-function
20683 typedefs that use the old PARAMS macro.
20685 * gengtype-lex.l: Remove all rules and states relating to yacc
20687 * gengtype-yacc.y: Similarly.
20688 * gengtype.c (note_yacc_type): Delete function.
20689 * gengtype.h: Update prototypes.
20691 2007-03-26 Joseph Myers <joseph@codesourcery.com>
20693 * tree-pretty-print.c (dump_generic_node): Report precision of
20694 unnamed integer types.
20696 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
20698 * ifcvt.c (noce_try_store_flag_constants): Don't check
20699 no_new_pseudos here.
20700 (noce_try_store_flag_constants): Don't check no_new_pseudos.
20701 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
20702 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
20703 noce_try_sign_mask): Likewise.
20704 (if_convert): Check no_new_pseudos here.
20706 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
20708 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
20709 (noce_get_condition): Handle new then_else_reversed argument.
20710 (noce_init_if_info): Remove, fold into noce_find_if_block.
20711 (noce_process_if_block): Take a struct noce_if_info as the
20712 argument. Don't set up one based on ce_if_info. Update pointer
20713 references accordingly.
20714 (cond_move_process_if_block): Likewise.
20715 (process_if_block): Removed.
20716 (find_if_block): Removed. Move functionality two new functions,
20717 noce_find_if_block and cond_exec_find_if_block.
20718 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
20719 blocks and the symmetric IF-ELSE-JOIN case.
20720 (cond_exec_find_if_block): Also new function mostly based on old
20721 find_if_block and process_if_block.
20722 (find_if_header): Replace find_if_block call with separately
20723 guarded calls to noce_find_if_block and cond_exec_find_if_block.
20724 (find_cond_trap): Update noce_get_condition call.
20725 (dead_or_predicable): Likewise.
20727 2007-03-26 Jakub Jelinek <jakub@redhat.com>
20729 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
20731 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
20732 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
20733 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
20734 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
20735 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
20736 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
20737 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
20738 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
20739 __builtin_ia32_psrad128 builtins.
20741 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
20743 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
20744 * config/i386/constraints.md
20745 (define_constraint "I"): Use IN_RANGE macro.
20746 (define_constraint "J"): Ditto.
20747 (define_constraint "K"): Ditto.
20748 (define_constraint "M"): Ditto.
20749 (define_constraint "N"): Ditto.
20750 (define_constraint "O"): Ditto.
20751 * config/i386/predicates.md
20752 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
20753 (define_predicate "const_0_to_3_operand"): Ditto.
20754 (define_predicate "const_0_to_7_operand"): Ditto.
20755 (define_predicate "const_0_to_15_operand"): Ditto.
20756 (define_predicate "const_0_to_63_operand"): Ditto.
20757 (define_predicate "const_0_to_255_operand"): Ditto.
20758 (define_predicate "const_1_to_31_operand"): Ditto.
20759 (define_predicate "const_2_to_3_operand"): Ditto.
20760 (define_predicate "const_4_to_7_operand"): Ditto.
20762 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20764 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
20765 in SImode for save_world.
20766 * config/rs6000/altivec.md (save_world, restore_world): Convert to
20769 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
20771 PR tree-optimization/30784
20772 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
20775 2007-03-25 Revital Eres <eres@il.ibm.com>
20777 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
20778 Fold movement_possibility function into it.
20780 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20782 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
20783 (load_macho_picbase_{si,di}): Convert to LR hard reg.
20784 (call_indirect_nonlocal_darwin64): Same.
20785 (call_nonlocal_darwin64): Same.
20786 (call_value_indirect_nonlocal_darwin64): Same.
20787 (call_value_nonlocal_darwin64): Same.
20788 (sibcall_nonlocal_darwin64): Same.
20789 (sibcall_value_nonlocal_darwin64): Same.
20790 (sibcall_symbolic_64): Same.
20791 (sibcall_value_symbolic_64): Same.
20792 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
20794 (rs6000_emit_load_toc_table): Same.
20795 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
20796 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
20798 (divss_call): Same.
20799 (divus_call): Same.
20800 (quoss_call): Same.
20801 (quous_call): Same.
20802 (load_toc_v4_pic_si): Same
20803 (load_toc_v4_PIC_1): Same.
20804 (load_toc_v4_PIC_1b): Same.
20805 (call_indirect_aix{32,64}): Same.
20806 (call_value_indirect_aix{32,64}): Same.
20808 (call_value): Same.
20809 (call_local{32,64}): Same.
20810 (call_value_local{32,64}): Same.
20811 (call_indirect_nonlocal_aix{32,64}): Same.
20812 (call_nonlocal_aix{32,64}): Same.
20813 (call_value_indirect_nonlocal_aix{32,64}): Same.
20814 (call_value_nonlocal_aix{32,64}): Same.
20815 (call_indirect_nonlocal_sysv<mode>): Same.
20816 (call_nonlocal_sysv<mode>): Same.
20817 (call_value_indirect_nonlocal_sysv<mode>): Same.
20818 (call_value_nonlocal_sysv<mode>): Same.
20820 (sibcall_local{32,64}): Same.
20821 (sibcall_value_local{32,64}): Same.
20822 (sibcall_nonlocal_aix{32,64}): Same.
20823 (sibcall_value_nonlocal_aix{32,64}): Same.
20824 (sibcall_nonlocal_sysv<mode>): Same.
20825 (sibcall_value): Same.
20826 (sibcall_value_nonlocal_sysv<mode>): Same.
20828 2007-03-24 Paul Brook <paul@codesourcery.com>
20830 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
20831 * config/arm/linux-eabi.h: Remove legacy syscall hack.
20833 2007-03-24 Richard Henderson <rth@redhat.com>
20835 * config/ia64/constraints.md: New file.
20836 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
20837 satisfies_constraint_?.
20838 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
20839 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
20840 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
20841 ia64_output_mi_thunk): Likewise.
20842 (ia64_const_ok_for_letter_p): Remove.
20843 (ia64_const_double_ok_for_letter_p): Remove.
20844 (ia64_extra_constraint): Remove.
20845 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
20846 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
20847 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
20848 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
20849 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
20850 EXTRA_MEMORY_CONSTRAINT): Remove.
20851 * config/ia64/ia64.md: Include constriants.md. Replace
20852 CONST_OK_FOR_? with satisfies_constraint_?.
20854 2007-03-23 Michael Meissner <michael.meissner@amd.com>
20855 H.J. Lu <hongjiu.lu@intel.com>
20857 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
20859 (name macros): Use DPD_BID_NAME to convert names properly.
20861 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
20862 decimal floating point format.
20863 (init_floating_libfuncs): Change decimal functions so that they
20864 have a "bid_" prefix if the decimal system uses the BID format,
20865 and "dpd_" prefix if the decimal system uses the DPD format.
20866 (init_interclass_conv_libfuncs): Ditto.
20867 (init_intraclass_conv_libfuncs): Ditto.
20869 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20870 using the BID format.
20872 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20873 whether we are using the BID decimal format.
20874 * configure: Regenerate.
20876 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20877 the compiler has decimal floating point enabled. Define
20878 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20881 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20882 using the BID format.
20884 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20885 whether we are using the BID decimal format.
20886 * configure: Regenerate.
20888 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20889 the compiler has decimal floating point enabled. Define
20890 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20893 * doc/install.texi (--enable-decimal-float): Document BID and DPD
20894 options, and that it is enabled for i386/x86_64 systems.
20896 * Makefile.in (enable_decimal_float): New.
20898 (DECNUMINC): Add -I$(DECNUMFMT).
20899 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
20900 to $(DECNUMFMT) from $(DECNUM).
20902 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
20903 Substitute enable_decimal_float.
20904 * configure: Regenerated.
20907 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
20910 * configure.ac: Enable decimal float for x86_64-*-linux*.
20911 * configure: Regenerated.
20914 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
20915 decimal128ClearSign to flip and clear the sign bit in decimal128.
20916 (decimal_real_maxval): Set decimal128SetSign to set the sign
20919 2007-03-23 Ian Lance Taylor <iant@google.com>
20921 * fold-const.c (fold_binary): Correct warning for X - c >= X.
20923 2007-03-23 Ian Lance Taylor <iant@google.com>
20925 * tree-dump.c (dump_files): Correct comment.
20927 2007-03-23 Ian Lance Taylor <iant@google.com>
20929 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
20931 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
20933 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
20934 in cfglayout mode. Don't go into and out of cfglayout mode.
20935 Link the blocks in the order of the constructed traces.
20936 (rest_of_handle_tracer): Adjust call to tracer.
20937 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
20938 Don't go into cfglayout mode.
20939 (rtl_loop_done): Don't go out of cfglayout mode.
20940 * cfglayout.c (relink_block_chain): New function, split out from...
20941 (fixup_reorder_chain): ...here. Remove redundant checking.
20942 (cfg_layout_finalize): Don't clear the header, footer, and aux
20943 fields here, move the code to do so to relink_block_chain. Likewise
20944 for free_original_copy_tables.
20945 * rtl.h (tracer): Update prototype.
20946 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
20947 Assert we are in cfglayout mode. Don't go into and out of cfglayout
20948 mode. Use relink_block_chain to serialize the CFG according to the
20949 new basic block order. Move targetm.cannot_modify_jumps_p check from
20951 (gate_handle_reorder_blocks): ...to here.
20952 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
20954 (gate_duplicate_computed_gotos): ...to here.
20955 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
20956 something always changes when going into and out of cfglayout mode.
20957 Perform an expensive cfg cleanup while going into cfglayout mode.
20958 Always update liveness information on HAVE_conditional_execution
20959 targets. Reserialize the basic blocks and go out of cfglayout mode.
20960 * reg-stack.c: Include cfglayout.h.
20961 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
20962 the call to reorder_basic_blocks.
20963 * basic-block.h (reorder_basic_blocks): Update prototype.
20964 (relink_block_chain): New prototype.
20965 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
20967 2007-03-23 Joseph Myers <joseph@codesourcery.com>
20969 * config/mips/mips.md (type, hazard, *movdi_32bit,
20970 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
20971 *movhi_internal, *movqi_internal, *movsf_hardfloat,
20972 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
20973 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
20974 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
20976 (movcc): Change first xfer to multi.
20977 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
20978 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
20979 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
20980 config/mips/generic.md: Change reservations using "xfer" to use
20982 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
20983 using match_operand.
20984 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
20985 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
20987 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
20989 2007-03-22 Richard Henderson <rth@redhat.com>
20991 * config/i386/i386.c: Remove unnecessary function declarations.
20992 Move targetm definition, and all related macros, to the end of
20993 the file. Resort some functions to put definitions before uses.
20994 (ix86_attribute_table): Make static. Move to end of file.
20995 (ix86_gimplify_va_arg): Make static.
20997 2007-03-22 Richard Henderson <rth@redhat.com>
20999 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
21000 don't increase local_regparm with force_align_arg_pointer check.
21001 (ix86_function_sseregparm): Assert 32-bit.
21002 (type_has_variadic_args_p): New.
21003 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
21004 type_has_variadic_args_p.
21005 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
21006 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
21007 use memset instead. Do maybe_vaarg check first; skip attribute
21008 tests if true; skip attribute tests for 64-bit.
21009 (construct_container): Remove TARGET_DEBUG_ARG.
21010 (function_arg_advance_32, function_arg_advance_64): Split out ...
21011 (function_arg_advance): ... from here.
21012 (function_arg_32, function_arg_64): Split out ...
21013 (function_arg): ... from here.
21014 (ix86_pass_by_reference): Tidy.
21015 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
21016 (function_value_32): New, from parts of ix86_function_value
21017 and ix86_value_regno.
21018 (function_value_64): New, from parts of ix86_function_value
21019 and ix86_libcall_value.
21020 (ix86_function_value_1): New.
21021 (ix86_function_value, ix86_libcall_value): Use it.
21022 (return_in_memory_32, return_in_memory_64): Split out ...
21023 (ix86_return_in_memory): ... from here.
21024 (ix86_struct_value_rtx): Skip for 64-bit.
21025 (ix86_libcall_value, ix86_value_regno): Remove.
21026 (setup_incoming_varargs_64): Split out ...
21027 (ix86_setup_incoming_varargs): ... from here.
21028 (ix86_va_start): Remove TARGET_DEBUG_ARG.
21029 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
21030 * config/i386/i386-protos.h (ix86_function_value): Remove.
21031 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
21033 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21036 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
21037 infinities not supported, otherwise emit warning if -Woverflow. On
21038 underflow, emit warning if -Woverflow.
21039 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
21041 * real.h (real_from_string): Update declaration
21043 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
21044 Richard Henderson <rth@redhat.com>
21046 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
21047 * calls.c (compute_argument_block_size, expand_call,
21048 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
21049 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
21050 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
21051 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
21052 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
21053 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
21054 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
21055 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
21058 2007-03-22 Joseph Myers <joseph@codesourcery.com>
21060 * c-incpath.c (add_sysroot_to_chain): New.
21061 (merge_include_chains): Add sysroot argument. Call
21062 add_sysroot_to_chain if sysrooted.
21063 (register_include_chains): Update call to merge_include_chains.
21064 * doc/cppopts.texi: Document use of '=' in include directory
21067 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
21069 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
21070 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
21071 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
21072 insn pattern using X87MODEF12 mode macro.
21074 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
21076 * regmove.c (regmove_optimize): Use reg_mentioned_p
21077 instead of reg_overlap_mentioned_p for DST.
21079 2007-03-21 Mike Stump <mrs@apple.com>
21081 * c.opt: Fixup for Objective-C/C++.
21083 2007-03-21 Steve Ellcey <sje@cup.hp.com>
21085 * explow.c (convert_memory_address): Fold memory reference when
21086 POINTERS_EXTEND_UNSIGNED < 0
21088 2007-03-21 Richard Henderson <rth@redhat.com>
21091 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
21092 * config/i386/mmintrin.h (__m64): Likewise.
21093 * config/i386/xmmintrin.h (__m128): Likewise.
21095 2007-03-21 Richard Sandiford <richard@codesourcery.com>
21097 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
21098 (VXWORKS_OS_CPP_BUILTINS): Define.
21099 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
21100 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
21102 2007-03-21 Richard Sandiford <richard@codesourcery.com>
21104 * rtl.h (constant_pool_reference_p): Delete.
21105 (find_constant_src): Declare.
21106 * rtlanal.c (find_constant_src): New function.
21107 * simplify-rtx.c (constant_pool_reference_p): Delete.
21108 * config/i386/i386.md: Use find_constant_src instead of
21109 constant_pool_reference_p/avoid_constant_pool_reference pairs.
21111 2007-03-21 Richard Sandiford <richard@codesourcery.com>
21113 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
21114 * c-cppbuiltin.c (c_cpp_builtins): Define them.
21116 2007-03-20 Mark Mitchell <mark@codesourcery.com>
21118 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
21119 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
21120 (arm_elf_asm_constructor): Use it.
21121 (arm_elf_asm_destructor): New function.
21123 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
21125 * jump.c (mark_jump_label): Treat SEQUENCE specially.
21127 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
21129 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
21131 2007-03-19 Andrew Haley <aph@redhat.com>
21133 PR tree-optimization/31264
21134 * tree-vrp.c (register_edge_assert_for_1): Don't look though
21135 VIEW_CONVERT_EXPRs.
21137 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
21139 PR rtl-optimization/30907
21140 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
21141 (fwprop_init): Always call loop_optimizer_initialize.
21142 (fwprop_done): Always call loop_optimizer_finalize.
21143 (fwprop): We always have loop info now.
21144 (gate_fwprop_addr): Remove.
21145 (pass_fwprop_addr): Use gate_fwprop as gate.
21147 PR rtl-optimization/30841
21148 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
21149 df_chain_alloc): Call df_reorganize_refs unconditionally.
21150 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
21151 refs_organized to refs_organized_size.
21152 (df_ref_create_structure): Use refs_organized_size instead of
21153 bitmap_size if refs had been organized, and keep refs_organized_size
21155 * df.h (struct df_ref_info): Change refs_organized to
21156 refs_organized_size.
21157 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
21160 2007-03-19 Mark Mitchell <mark@codesourcery.com>
21162 * except.c (output_function_exception_table): Do not reference the
21163 EH personality routine for functions that do not require an
21166 2007-03-20 Jakub Jelinek <jakub@redhat.com>
21169 * c-typeck.c (convert_for_assignment): Call comptypes for
21170 RECORD_TYPE or UNION_TYPE.
21172 PR inline-asm/30505
21173 * reload1.c (reload): Do invalid ASM checking after
21174 cleanup_subreg_operands.
21176 2007-03-19 Jeff Law <law@redhat.com>
21178 * tree-cfg.c (find_taken_edge): Tighten conditions for
21179 optimizing computed gotos.
21181 2007-03-19 Michael Matz <matz@suse.de>
21183 * builtins.c (expand_builtin_sync_operation,
21184 expand_builtin_compare_and_swap,
21185 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
21188 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
21189 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
21192 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21194 * doc/tm.texi: Add brackets around the return type of
21195 TARGET_SECONDARY_RELOAD.
21197 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21198 Richard Guenther <rguenther@suse.de>
21200 PR tree-optimization/31254
21201 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
21202 Use handled_component_p () where appropriate. Continue
21203 propagating into the rhs if we propagated into an INDIRECT_REF
21206 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21208 * config/s390/s390.md (op_type attribute): RRR instruction type added.
21209 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
21210 (xde, xdee): Mode attributes adjusted to support DFP modes.
21211 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
21212 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
21213 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
21214 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
21215 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
21216 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
21217 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
21219 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
21220 "movsf"): Insn definitions removed.
21221 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
21222 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
21223 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
21225 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
21226 "reload_in<mode>", "reload_out<mode>"): Expander added.
21227 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
21230 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21232 * config/s390/s390.md: Only non-functional changes. Renamed
21233 FPR mode macro to BFP all over the file.
21235 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21237 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
21238 (op_type attribute): RRF instruction type added.
21239 (fT0): New mode attribute.
21240 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
21241 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
21242 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
21243 instruction no secondary memory is needed when moving DFmode values
21244 between GPRs and FPRs.
21246 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21248 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
21249 inverted and documentation adjusted.
21250 ("mhard-dfp", "msoft-dfp"): New options.
21251 * config/s390/s390.c (s390_handle_arch_option): New architecture
21253 (override_options): Sanity checks for the new options added.
21254 * config.gcc: New architecture switch: z9-ec.
21255 * config/s390/s390.h (processor_flags): PF_DFP added.
21256 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
21257 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
21258 when the bit is NOT set so remove it from the defaults.
21260 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21262 * genemit.c (main): Print include statement for dfp.h.
21263 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
21266 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
21268 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
21270 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
21273 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
21274 instead of PATTERN.
21276 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21278 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
21279 attr_length_call, output_call, output_indirect_call): Cleanup
21280 formatting of targetm calls.
21282 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
21284 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
21286 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21288 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
21289 reservation, bypass and anti-bypass descriptions for these
21290 instructions. Update move patterns.
21291 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
21294 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
21296 * tree-vect-transform.c (get_initial_def_for_induction): Replace
21297 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
21298 (get_initial_def_for_reduction): Likewise.
21300 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
21302 Fix PR tree-optimization/29922
21303 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
21304 (get_representative): Removed.
21305 (value_dies_in_block_x): Update for rvuse removal.
21306 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
21307 (compute_antic_aux): Handle when PHI nodes appear in
21308 non-single-successors.
21309 (dump_bitmap_of_names): Removed.
21310 (compute_antic_safe): Renamed and removed rvuse calculation.
21311 Calculate only antic safe.
21312 (insert_into_preds_of_block): Remove assert.
21313 (execute_pre): Update for renamed functions.
21314 (defer_or_phi_translate_block): New function.
21316 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
21318 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
21319 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
21321 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
21322 Follow spelling conventions.
21324 * tree-data-ref.h: Remove the prototype for analyze_array.
21326 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
21328 PR tree-optimization/31041
21329 * tree-vect-transform.c (get_initial_def_for_induction): Call
21330 force_gimple_operand.
21332 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
21334 * ipa-type-escape.c (look_for_casts) : Revert code to use
21335 handled_component_p due to ada test a-numaux.adb.
21337 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
21339 * final.c (final_scan_insn): Alter the condition of a
21340 conditional trap if we have nonstandard CC.
21342 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21344 * configure.ac: Remove excess quoting from asm line 0 test.
21345 * configure: Rebuilt.
21347 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21349 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
21350 * c-common.c (convert_and_check): Move warning logic to...
21351 (warnings_for_convert_and_check): ...here. Define.
21352 * c-common.h (warnings_for_convert_and_check): Declare.
21354 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21356 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
21357 (output_call): Likewise.
21359 2007-03-16 Richard Sandiford <richard@codesourcery.com>
21361 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
21363 2007-03-16 Richard Sandiford <richard@codesourcery.com>
21365 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
21367 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
21369 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
21370 opteron, athlon-64 and athlon-fx processor_alias_table entries.
21372 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
21374 PR tree-optimization/31183
21375 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
21376 Use double_int instead of unsigned int for representing access_strides.
21377 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
21379 2007-03-16 Richard Guenther <rguenther@suse.de>
21381 PR tree-optimization/31146
21382 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
21383 to allow recursion of forward_propagate_addr_expr.
21384 (forward_propagate_addr_into_variable_array_index): Likewise.
21385 (forward_propagate_addr_expr): Likewise.
21386 (tree_ssa_forward_propagate_single_use_vars): Likewise.
21387 (forward_propagate_addr_expr_1): Recurse on simple copies
21388 instead of propagating into them. Do so for useless conversions
21390 (forward_propagate_addr_expr): Clean up unused statements after
21393 2007-03-16 Richard Guenther <rguenther@suse.de>
21395 * builtins.c (expand_builtin_cexpi): Use the right argument
21396 for the expansion via cexp.
21398 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21400 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
21401 * configure: Rebuilt.
21403 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21406 * dwarf2out.c (force_type_die): Adjust comment.
21407 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
21409 2007-03-15 DJ Delorie <dj@redhat.com>
21411 * config/frv/predicates.md (minmax_operator): Don't check operands
21414 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
21416 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
21417 Update constant estimates of number of iterations.
21418 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
21419 argument renamed to "realistic".
21420 (compute_estimated_nb_iterations): Removed.
21421 (record_niter_bound): New function.
21422 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
21423 call record_nonwrapping_iv with upper = false.
21424 (infer_loop_bounds_from_signedness): Pass upper argument to
21425 record_nonwrapping_iv.
21426 (estimate_numbers_of_iterations_loop): Do not call
21427 compute_estimated_nb_iterations. Record estimate based on profile
21428 information. Initialize the constant estimates of number of
21430 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
21432 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
21433 number of iterations is too small.
21434 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
21435 (EST_NOT_AVAILABLE): Removed.
21436 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
21437 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
21440 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
21442 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
21443 Handle NE_EXPR guards.
21445 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21448 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
21449 Set also -pedantic-errors by default for the preprocessor unless
21450 -fpermissive is given.
21452 2007-03-15 Richard Guenther <rguenther@suse.de>
21454 PR middle-end/29719
21455 PR middle-end/31161
21456 * builtins.c (expand_builtin_cexpi): As a fallback if we
21457 don't have builtins for sincos or cexp create a function
21458 declaration for cexp and expand to a call to that.
21459 (expand_builtin_int_roundingfn): Always fall
21460 back to floor/ceil and its variants even if they may be
21463 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
21465 PR middle-end/31159
21466 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
21467 jump tables, move the call to delete_dead_jumptables from here...
21468 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
21469 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
21470 don't allow merging of blocks that try_redirect_by_replacing_jump
21471 also does not handle when not optimizing.
21473 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21474 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21476 * config/i386/i386.md (x86_sahf_1): Correctly handle
21479 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21482 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
21483 x86_64_general_operand as operand[2] predicate. Remove "iF"
21484 from operand constraints and use "e" constraint instead.
21485 (*subti3_1, *subti3_1 splitter): Ditto.
21486 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
21487 operand[1] predicate.
21489 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
21491 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
21492 arrays, multiply the access strides by the size of the sub-array.
21493 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
21495 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21497 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
21498 the configured assembler supports the sahf mnemonic.
21499 * configure: Regenerate.
21500 * config.in: Regenerate.
21502 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
21503 emit "sahf" or ".byte\t0x9e" as asm template.
21505 2007-03-14 Michael Meissner <michael.meissner@amd.com>
21508 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
21509 option to replace hard coded TARGET_xxx in md file.
21510 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
21511 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
21512 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
21513 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
21514 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
21515 (X86_TUNE_NOT_VECTORMODE): Ditto.
21516 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
21517 (TUNE_AVOID_VECTOR_DECODE): Ditto.
21518 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
21519 (TUNE_SLOW_IMUL_IMM8): Ditto.
21520 (TUNE_MOVE_M1_VIA_OR): Ditto.
21521 (TUNE_NOT_UNPAIRABLE): Ditto.
21522 (TUNE_NOT_VECTORMODE): Ditto.
21524 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
21527 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
21528 tuning options instead of hard coded TARGET_xxx.
21529 (fix ssemode peephole2's): Ditto.
21530 (imul peephole2's): Ditto.
21532 (movdi_or_rex64): Ditto.
21533 (move peephole2): Ditto.
21534 (not peephole2's): Ditto.
21536 2007-03-14 Dirk Mueller <dmueller@suse.de>
21538 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
21539 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
21540 * c-parser.c (c_parser_if_body): Always add an empty statement in case
21542 * c-parser.c (c_parser_do_statement): Warn about empty body in
21543 do/while statement.
21544 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
21545 * doc/invoke.texi (-Wempty-body): Update documentation.
21547 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21550 * c-common.h (warn_for_div_by_zero): Declare.
21551 * c-common.c (warn_for_div_by_zero): Define.
21552 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
21555 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21557 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
21558 to PREFIX and STANDARD_PREFIX.
21560 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21561 Phil Edwards <phil@codesourcery.com>
21563 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
21564 (__gthread_once_t): Remove busy field for RTPs.
21565 (__GTHREAD_ONCE_INIT): Update accordingly.
21567 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21569 * doc/invoke.texi: Document VxWorks options.
21571 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21573 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
21575 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
21577 PR tree-optimization/30590
21578 * tree-nrv.c (tree_nrv): Check for the partial update of the
21581 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21583 * flags.h (flag_random_seed): Remove declaration, in favor of...
21584 * toplev.h (get_random_seed, set_random_seed): ... these.
21585 * tree.c (get_file_function_name): Use the former.
21586 * opts.c (common_handle_option): Use the latter.
21589 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
21591 PR middle-end/31127
21592 * cse.c (cse_find_path): Do not bail out if a basic block that
21593 we already visited now becomes part of a path that starts at a
21594 different basic block. Just disallow this, to make sure we
21595 visit each basic block at most once.
21597 2007-03-13 Jan Hubicka <jh@suse.cz>
21599 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
21600 attributes, when profile esitmate is present, calls with very low
21601 frequency are cold.
21603 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
21605 PR tree-optimization/30730
21606 PR tree-optimization/26900
21607 * tree-ssa-loop-niter.c: Include gmp.h.
21608 (bounds): New type.
21609 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
21610 split_to_var_and_offset, determine_value_range,
21611 bound_difference_of_offsetted_base, refine_bounds_using_guard,
21612 bound_difference, bounds_add, bounds_negate,
21613 number_of_iterations_ne_max, dump_affine_iv): New functions.
21614 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
21615 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
21616 difference of initial and final value of control iv to validate
21618 (number_of_iterations_cond): Add loop parameter. Determine bounds
21619 on the difference of the extremes of the control iv. Add dumps.
21620 (expand_simple_operations): Handle phi nodes.
21621 (simplify_using_initial_conditions): Do not record used conditions.
21622 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
21623 Do not set additional_info.
21624 (implies_nonnegative_p, implies_ge_p): Removed.
21625 (derive_constant_upper_bound): Do not use parameter `additional'.
21626 (record_estimate): Parameter `additional' removed. Parameter
21627 `i_bound' added. Do not call derive_constant_upper_bound.
21628 (record_nonwrapping_iv): Use derive_constant_upper_bound to
21629 bound the number of iterations estimate.
21630 (estimate_numbers_of_iterations_loop): Pass the estimate from
21631 the number of iterations analysis to record_estimate.
21632 * tree.h (multiple_of_p): Declare.
21633 * tree-scalar-evolution.c (expression_expensive_p): Removed.
21634 (scev_const_prop): Do not check expression_expensive_p.
21635 * fold-const.c (multiple_of_p): Exported.
21636 * double-int.c (double_int_mask): Exported.
21637 * double-int.h (double_int_mask): Declare.
21638 * tree-flow.h (struct tree_niter_desc): Removed additional_info
21639 field. Added max field.
21641 2007-03-13 David Taylor <taylor@candd.org>
21644 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
21647 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21650 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
21651 two unamed patterns.
21653 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
21655 * config/i386/i386.opt (mcx16, msahf): New options.
21656 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
21657 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
21659 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
21660 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
21661 Output -mcx16 and -msahf options when corresponding bit is set.
21663 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
21664 and -msahf options.
21666 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21668 * configure.ac: Test for assembler tolerance to # 0 "".
21669 * configure, config.in: Rebuilt.
21670 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
21672 2007-03-13 Geoffrey Keating <geoffk@apple.com>
21674 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
21676 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
21677 (handle_syscall): Handle direct system calls.
21678 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
21680 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21682 * doc/invoke.texi: Fix cpp.info cross-reference.
21683 * doc/passes.texi: Fix gcc.info cross-reference.
21685 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
21687 PR tree-optimization/30835
21688 * lambda-code.c (can_convert_to_perfect_nest): Check whether
21689 bb_for_stmt is not NULL before accessing it.
21691 2007-03-12 Joseph Myers <joseph@codesourcery.com>
21693 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
21696 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21699 * doc/install.texi: Document --enable-stage1-languages
21701 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
21703 * tree-pass.h (pass_into_cfg_layout_mode,
21704 pass_outof_cfg_layout_mode): Declare.
21705 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
21706 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
21707 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
21708 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
21710 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
21712 * c-decl.c (warn_variable_length_array): New function.
21713 Refactored from grokdeclarator to handle warn_vla
21714 and handle unnamed array case.
21715 (grokdeclarator): Refactored VLA warning case.
21716 * c.opt (Wvla): New flag.
21717 * doc/invoke.texi (Wvla): New warning.
21719 2007-03-12 Richard Henderson <rth@redhat.com>
21721 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
21722 (TARGET_SECTION_TYPE_FLAGS): New.
21724 2007-03-12 Richard Henderson <rth@redhat.com>
21726 * config/darwin.c (machopic_reloc_rw_mask): New.
21727 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
21728 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
21730 2007-03-12 Mark Mitchell <mark@codesourcery.com>
21732 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
21733 * cppdefault.h (cpp_PREFIX): Document.
21734 (cpp_PREFIX_len): Likewise.
21735 (cpp_EXEC_PREFIX): New variable.
21736 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
21737 * c-incpath.c (add_standard_paths): Correct logic for relocating
21738 paths within prefix.
21740 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
21742 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
21743 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
21745 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
21746 fix_truncdfdi_sse using SSEMODEF mode macro.
21747 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
21748 fix_truncdfsi_sse using SSEMODEF mode macro.
21749 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
21750 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
21752 2007-03-12 Richard Sandiford <richard@codesourcery.com>
21754 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
21755 elfos.h to tm_file.
21757 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
21759 * tree.h : Add multiple_of_p declaration.
21760 * fold-const.c (multiple_of_p): Make multiple_of_p public.
21761 * ipa-type-escape.c (results_of_malloc): Redundant.
21762 (visited_stmts): New. Visited stmt for walk_use_def_chains.
21763 (cast_type): Extended with new members.
21764 (check_cast): Returns cast_type.
21765 (cast): New structure for data of walk_use_def_chains.
21766 (is_malloc_result, is_cast_from_non_pointer_1,
21767 is_cast_from_non_pointer,
21768 is_array_access_through_pointer_and_index): New functions.
21769 (look_for_casts): Returns cast types.
21770 (check_call): Returns void.
21771 (okay_pointer_operation): Use support of pointer plus index,
21772 pointer plus constant and allow all multiplications.
21774 2007-03-11 Richard Guenther <rguenther@suse.de>
21776 PR tree-optimization/31115
21777 * tree-vrp.c (extract_range_from_binary_expr): Make sure
21778 the shift count is positive and non-anti-range for RSHIFT_EXPR.
21779 A shift count of zero is not special as with *_DIV_EXPR.
21780 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
21783 2007-03-11 Ian Lance Taylor <iant@google.com>
21785 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
21786 the *_DIV_EXPR codes correctly with overflow infinities.
21788 2007-03-11 Ira Rosen <irar@il.ibm.com>
21790 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
21791 indicate success/failure of the analysis. Add negation to subtrahend
21792 in case of subtraction. Fail if both operands contain constants.
21793 (create_data_ref): Fail if analyze_offset fails.
21795 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
21797 * config/i386/i386.md (frndintxf2): Rename to ...
21798 (rintxf2): ... this. Remove expander having same name.
21799 (rintsf2, rintdf2): Implement using SSEMODEF macro.
21800 (roundsf2, rounddf2): Ditto.
21801 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
21802 (lround<mode>di2, lround<mode>si2): Ditto.
21804 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
21806 * lower-subreg.c: Include except.h.
21807 (decompose_multiword_subregs): Verify that the only control flow
21808 insns we can split are loads to multi-words pseudos.
21809 Handle breaking such blocks after splitting, instead of calling
21810 find_many_sub_basic_blocks.
21812 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
21813 on the new basic block. Add a lengthy comment explaining why we
21814 thought this was necessary.
21815 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
21817 2007-03-10 Mark Mitchell <mark@codesourcery.com>
21820 * tree.c (walk_type_fields): Recurse into the element type of
21821 ARRAY_TYPEs if there is a pointer set.
21823 2007-03-10 Dirk Mueller <dmueller@suse.de>
21825 * c-common.c (warn_logical_operator): Fix condition.
21827 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
21829 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
21831 * config/darwin.c (machopic_select_section): Remove superfluous
21832 argument in call to categorize_decl_for_section. Remove unused
21835 2007-03-10 Joseph Myers <joseph@codesourcery.com>
21837 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
21839 * configure: Regenerate.
21841 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
21844 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
21845 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
21846 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
21847 Add LABEL_NUSES to emitted label.
21848 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
21849 branch probability value to emitted jump insn.
21850 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
21851 Do not check life information and do not re-arrange input operands
21852 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
21854 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21856 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
21857 the change of decode_asm_operands.
21859 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21861 * mode-switching.c (create_pre_exit): Skip blockage insn.
21863 2007-03-09 Diego Novillo <dnovillo@redhat.com>
21865 * tree-pass.h (TODO_update_smt_usage): Remove.
21867 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21871 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21873 * pa.c (attr_length_call): Revise condition for long
21874 pc-relative branch.
21875 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
21876 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
21877 sequence on SOM target.
21879 2007-03-09 Geoffrey Keating <geoffk@apple.com>
21881 * gcc.c: Document %{, in big comment at top.
21882 (input_suffix_matches): Remove special handling for .s and
21884 (input_spec_matches): New.
21885 (handle_braces): Handle %{,.
21886 (validate_switches): ',' indicates a value which is not a switch.
21887 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
21888 to detect assembler input.
21889 * config/i386/sol2.h (CPP_SPEC): Likewise.
21890 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
21891 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
21892 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
21893 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
21894 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
21895 -m64 causes deployment target to default to 10.5.
21896 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21898 2007-03-09 Richard Henderson <rth@redhat.com>
21901 * target.h (targetm.asm.out.reloc_rw_mask): New.
21902 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
21903 (TARGET_ASM_OUT): Use it.
21904 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
21905 * varasm.c (categorize_decl_for_section): Remove shlib argument;
21906 use the new reloc_rw_mask target hook instead.
21907 (default_section_type_flags_1): Merge into...
21908 (default_section_type_flags): ... here.
21909 (decl_readonly_section_1): Merge into...
21910 (decl_readonly_section): ... here.
21911 (default_elf_select_section_1): Merge into...
21912 (default_elf_select_section): ... here.
21913 (default_unique_section_1): Merge into...
21914 (default_unique_section): ... here.
21915 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
21916 (default_select_rtx_section): Use it.
21917 (default_elf_select_rtx_section): Likewise.
21918 * output.h: Update to match.
21919 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
21920 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
21921 (TARGET_ASM_RELOC_RW_MASK): New.
21922 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
21923 to categorize_decl_for_section.
21924 (x86_64_elf_unique_section): Likewise.
21925 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
21926 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
21927 (TARGET_ASM_RELOC_RW_MASK): New.
21928 * config/ia64/ia64.c (ia64_rwreloc_select_section,
21929 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
21930 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
21931 (TARGET_RWRELOC): Remove.
21932 (ia64_section_type_flags): Adjust call to default_section_type_flags.
21933 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21934 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
21935 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
21936 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
21937 (rs6000_xcoff_select_section): Use decl_readonly_section.
21938 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
21939 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21940 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
21941 (TARGET_SECTION_TYPE_FLAGS): Remove.
21942 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
21944 2007-03-09 Roger Sayle <roger@eyesopen.com>
21946 * fold-const.c (fold_comparison): Remove compile-time evaluation of
21947 complex constant equality/inequality comparisons for here.
21948 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
21949 known at compile-time or can be simplified to a scalar comparison.
21950 (fold_relational_const): Move compile-time evaluation of complex
21951 constant equality/inequality comparisons to here.
21953 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21955 PR rtl-optimization/30643
21956 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
21958 (fold_rtx): Recurse, like before 2006-11-03.
21960 2007-03-09 DJ Delorie <dj@redhat.com>
21962 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
21965 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
21967 PR tree-optimization/30375
21968 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
21969 LHS of statements is not the same.
21970 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
21972 2007-03-09 Chao-ying Fu <fu@mips.com>
21974 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
21976 * doc/invoke.texi (-mdspr2): Document new option.
21977 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
21978 New unspec for DSP REV 2.
21979 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
21980 these instructions are extended in DSP REV 2.
21981 (mips-dspr2.md): Include.
21982 * config/mips/mips.opt (mdspr2): New option.
21983 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
21984 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
21985 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
21986 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
21987 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
21988 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
21989 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
21991 (bdesc_map): Add one field of unsupported_target_flags.
21992 (bdesc_arrays): Update entries to have extra fields. Add
21994 (mips_init_builtins): Initialize new function types.
21995 Check unsupported_target_fileds to filter out builtins.
21996 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
21998 (ASM_SPEC): Pass mdspr2 to the assembler.
21999 * config/mips/mips-dspr2.md: New file.
22001 2007-03-09 Sa Liu <saliu@de.ibm.com>
22003 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
22005 2007-03-09 Ian Lance Taylor <iant@google.com>
22007 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
22008 argument) like -Wstrict-overflow=2.
22009 * doc/invoke.texi (Warning Options): Update documentation.
22011 2007-03-09 Dirk Mueller <dmueller@suse.de>
22014 * doc/invoke.texi (-Wlogical-op): Document.
22015 * common.opt (-Wlogical-op): New.
22016 * c-common.h (warn_logical_operator): Declare.
22017 * c-common.c (warn_logical_operator): Define.
22018 * c-typeck.c (parser_build_binary_op): Call
22019 warn_logical_operator.
22021 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22023 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
22024 * final.c (final_scan_insn): Test for non-"" file name.
22026 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
22028 * doc/loop.texi: Document the Omega linear constraints solver.
22029 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
22030 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
22031 omega-hash-table-size, omega-max-keys, and
22032 omega-eliminate-redundant-constraints.
22033 * tree-pass.h (pass_check_data_deps): Declared.
22036 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
22037 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
22038 pass_check_data_deps): New.
22039 * tree-data-ref.c (init_data_ref): Remove declaration.
22040 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
22041 (analyze_array): Renamed init_array_ref, move up initializations.
22042 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
22043 Removed arguments that are set to NULL.
22044 (analyze_indirect_ref): Correct indentation, correct call to
22046 (object_analysis): Call init_array_ref instead of analyze_array.
22047 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
22048 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
22049 of DR_ACCESS_FNS_ADDR.
22050 (init_omega_eq_with_af, omega_extract_distance_vectors,
22051 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
22052 ddr_consistent_p): New.
22053 (compute_affine_dependence): Check consistency of ddrs when
22054 flag_check_data_deps is passed.
22055 (analyze_all_data_dependences): Uncomment.
22056 (tree_check_data_deps): New.
22057 * tree-data-ref.h: Include omega.h.
22058 (DR_ACCESS_FNS_ADDR): Removed.
22059 (data_dependence_relation): Add inner_loop.
22060 (DDR_INNER_LOOP): New.
22061 * common.opt (fcheck-data-deps): New.
22062 * tree-flow.h (tree_check_data_deps): Declare.
22063 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
22064 (OBJS-common): Depend on omega.o.
22066 * passes.c (pass_check_data_deps): Scheduled.
22067 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
22068 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
22069 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
22070 PARAM_VECT_MAX_VERSION_CHECKS,
22071 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
22073 2007-03-09 Richard Guenther <rguenther@suse.de>
22075 PR tree-optimization/30904
22076 PR middle-end/31058
22077 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
22078 the same way as *_DIV_EXPR.
22080 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22082 * recog.c (decode_asm_operands): No mixed declarations and code.
22084 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22086 * rtl.def (ASM_INPUT): Add location.
22087 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
22088 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
22089 (decode_asm_operands): Add loc operand.
22090 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
22091 * stmt.c (expand_asm): Rename to...
22092 (expand_asm_loc): ... this. Add locus argument. Pass it on to
22093 gen_rtx_ASM_INPUT_loc.
22094 (expand_asm_expr): Adjust.
22095 * recog.c (decode_asm_operands): Add loc operand.
22096 (check_asm_operands, extract_insn): Adjust.
22097 * reload1.c (maybe_fix_stack_asms): Likewise.
22098 * final.c (asm_insn_count): Likewise.
22099 (final_scan_insn): Output # line before and after asm.
22101 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
22103 * tree-ssa-structalias.c (variable_info): Remove
22105 (new_var_info): Ditto.
22106 (shared_bitmap_info_t): New structure.
22107 (shared_bitmap_table): New variable.
22108 (shared_bitmap_hash): New function.
22109 (shared_bitmap_eq): Ditto
22110 (shared_bitmap_lookup): Ditto.
22111 (shared_bitmap_add): Ditto.
22112 (merge_smts_into): Change to take bitmap directly.
22113 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
22114 (init_alias_vars): Init shared bitmap hashtable.
22115 (delete_points_to_sets): Delete shared bitmap hashtable.
22116 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
22117 is_aliased removal as a change that was still necessary was
22120 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
22122 * config/i386/i386.h (override_options): Conditionally disable
22123 x86_sahf for 64bit targets only.
22125 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
22128 * c-decl.c (merge_decls): Don't call make_var_volatile.
22129 * varasm.c (make_var_volatile): Remove.
22130 * output.h (make_var_volatile): Remove.
22132 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
22134 PR tree-optimization/31085
22135 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
22137 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22139 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
22140 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
22141 ATTR_CONST_NOTHROW_LIST.
22143 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22146 2007-03-08 Diego Novillo <dnovillo@redhat.com>
22148 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
22150 2007-03-08 Geoffrey Keating <geoffk@apple.com>
22153 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
22155 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
22156 passed, use shared libgcc.
22158 2007-03-08 Roger Sayle <roger@eyesopen.com>
22160 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
22161 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22162 (honor_protect_cleanup_actions, lower_try_finally_switch):
22164 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
22165 ifc_temp_var): Likewise.
22166 * tree-inline.c (setup_one_parameter): Likewise.
22167 * tree-mudflap.c (mf_decl_cache_locals,
22168 mf_build_check_statement_for): Likewise.
22169 * tree-nested.c (init_tmp_var, save_tmp_var,
22170 finalize_nesting_tree_1): Likewise.
22171 * tree-outof-ssa.c (insert_copy_on_edge,
22172 insert_backedge_copies): Likewise.
22173 * tree-profile.c (tree_gen_edge_profiler,
22174 tree_gen_ic_profiler): Likewise.
22175 * tree-scalar-evolution.c (scev_const_prop): Likewise.
22176 * tree-sra.c (sra_build_assignment): Likewise.
22177 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
22178 * tree-ssa-math-opts.c (insert_reciprocals,
22179 execute_cse_sincos_1): Likewise.
22180 * tree-tailcall.c (adjust_accumulator_values,
22181 adjust_return_value): Likewise.
22182 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
22183 * tree-vect-transform.c (vect_create_data_ref_ptr,
22184 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
22185 vect_create_epilog_for_reduction, vectorizable_reduction,
22186 vectorizable_call, vectorizable_conversion,
22187 vectorizable_assignment, vectorizable_operation,
22188 vectorizable_type_demotion, vect_gen_widened_results_half,
22189 vect_permute_store_chain, vectorizable_store,
22190 vect_setup_realignment, vect_permute_load_chain,
22191 vectorizable_load, vectorizable_condition,
22192 vect_create_cond_for_align_checks): Likewise.
22193 * tree-vrp.c (build_assert_expr_for): Likewise.
22195 2007-03-08 Ian Lance Taylor <iant@google.com>
22197 * tree-vrp.c: Include "intl.h".
22198 (usable_range_p): New static function.
22199 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
22200 overflowed values, juts set *strict_overflow_p.
22201 (compare_values): Only return -2 if one of the operands is not a
22203 (compare_ranges): Call usable_range_p.
22204 (compare_range_with_value): Likewise.
22205 (vrp_evaluate_conditional_warnv): Rename from
22206 vrp_evaluate_conditional. Make static. Change all callers.
22207 (vrp_evaluate_conditional): New function.
22208 (simplify_div_or_mod_using_ranges): Issue warning about reliance
22209 on signed overflow.
22210 (simplify_abs_using_ranges): Likewise.
22211 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
22212 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
22213 within_stmt parameter.
22214 * tree-ssa-propagate.c (fold_predicate_in): Update call to
22215 vrp_evaluate_conditional.
22216 * tree-ssa-threadedge.c
22217 (record_temporary_equivalences_from_stmts_at_dest): Change
22218 simplify parameter to take a second tree parameter.
22219 (simplify_control_stmt_condition): Likewise.
22220 (thread_across_edge): Likewise.
22221 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
22222 (thread_across_edge): Likewise.
22223 * Makefile.in (tree-vrp.o): Depend upon intl.h.
22225 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
22227 * config/i386/i386.h (TARGET_SAHF): New define.
22228 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
22229 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
22230 (x86_sahf): New global variable.
22231 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
22232 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
22233 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
22234 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
22236 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
22237 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
22238 when expanding fcomi/sahf based tests.
22239 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
22240 expanding sahf based alternative. Emit sahf based sequence when
22241 optimizing for code size.
22242 * config/i386/i386.md (x86_sahf_1): Do not disable for
22243 TARGET_64BIT, enable for TARGET_SAHF.
22245 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
22247 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
22248 spurious whitespace from error message.
22250 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
22253 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
22255 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
22257 * c-decl.c (grokdeclarator): Disable warnings for anonymous
22259 * tree-sra.c (instantiate_element): Propagate disabled warnings
22260 from the element itself to the created variable.
22262 2007-03-07 Richard Henderson <rth@redhat.com>
22265 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
22266 silently fix up the stack in the case of a missing register.
22268 2007-03-07 Paul Brook <paul@codesourcery.com>
22270 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
22272 2007-03-07 Joseph Myers <joseph@codesourcery.com>
22274 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
22276 (phase1_vrs): Use them.
22277 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
22278 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
22279 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
22280 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
22281 __gnu_Unwind_Restore_WMMXC if required.
22282 (_Unwind_VRS_Pop): Implement iWMMXt support.
22283 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
22284 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
22285 gnu_Unwind_Save_WMMXC): Define.
22287 2007-03-07 Richard Sandiford <richard@codesourcery.com>
22289 * config/vxworks.h (vxworks_override_options): Declare.
22290 (VXWORKS_OVERRIDE_OPTIONS): Use it.
22291 * config/vxworks.c: Include target.h and toplev.h.
22292 (vxworks_override_options): New function.
22293 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
22295 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
22297 * config/s390/s390.c (override_options): Don't emit an error when
22298 -mstack-size is used without providing -mstack-guard.
22299 (s390_emit_prologue): Choose stack_guard value automatically if not
22300 provided via command line.
22301 * doc/invoke.texi: Adjust description of -mstack-guard and
22304 2007-03-07 Richard Sandiford <richard@codesourcery.com>
22306 * config/i386/i386.c (output_set_got): Add a GOT initialization
22307 sequence for VxWorks PIC.
22308 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
22309 around labels as well as symbols. Use gotoff_operand instead
22310 of local_symbolic_operand.
22311 (legitimize_pic_address): Use gotoff_operand instead of
22312 local_symbolic_operand. Use @GOT accesses for labels as
22314 (ix86_output_addr_diff_elt): Use PC-relative rather than
22315 GP-relative offsets for VxWorks PIC.
22316 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
22317 no_new_pseudos. Check whether the returned register is op0.
22318 * config/i386/i386.md (tablejump): Use PC-relative rather than
22319 GP-relative offsets for VxWorks PIC.
22320 * config/i386/predicates.md (gotoff_operand): New predicate.
22322 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22324 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
22326 * config/vxworks-dummy.h: New file.
22327 * config/i386/i386.h: Include it.
22329 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
22331 * dwarf2out.c (is_inlined_entry_point): New
22332 (add_high_low_attributes): Emit DW_AT_entry_pc along with
22333 DW_AT_ranges if the first subblock is the entry point.
22335 2007-03-06 David Daney <ddaney@avtrex.com>
22337 * doc/install.texi (mips-*-*): Change recommended binutils
22340 2007-03-06 Anatoly Sokolov <aesok@post.ru>
22342 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
22343 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
22345 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22346 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22348 2007-03-06 Jan Hubicka <jh@suse.cz>
22350 * errors.h (warning, error, fatal, internal_error): Mark as cold.
22351 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
22353 (probably_cold_bb_p): Cold functions are cold.
22354 (probably_never_executed_bb_p): Cold functions are cold.
22355 (tree_bb_level_predictions): Predict calls to cold functions as not
22357 (compute_function_frequency): Check hot/cold attributes.
22358 * function.h (function_frequency): Update comments.
22359 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
22360 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
22361 (c_common_att): Add cold and hot.
22363 * doc/extend.texi (hot,cold attributes): Document.
22365 2007-03-06 Andrew Haley <aph@redhat.com>
22367 * function.c (expand_function_end): Move blockage to just after we
22368 emit the label for the naked return from the function.
22370 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22372 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
22375 2007-03-06 Jan Hubicka <jh@suse.cz>
22377 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
22378 loaded for constant large models. Non-large 64bit PIC can do.
22379 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
22380 * cmodel.h: Add LARGE PIC.
22381 * i386.md (UNSPEC_PLTOFF): New.
22382 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
22384 (*call_1_rex64): Disable for large models.
22385 (*call_1_rex64_large): New.
22386 (*call_value_1_rex64): Disable for large models.
22387 (*call_value_1_rex64_large): New.
22388 (set_rip_rex4): New.
22389 (set_got_offset_rex64): New.
22390 * predicates.md (constant_call_address_operand): For large model
22391 constant calls are not possible.
22392 * i386-protos.h (construct_plt_address): Declare.
22393 * i386.c (override_options): Accept large models.
22394 (ix86_expand_prologue): Expand large PIC GOT pointer load.
22395 (legitimate_constant_p): Add new UNSPECs.
22396 (legitimate_pic_operand_p): Likewise.
22397 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
22398 (legitimize_pic_address): Do easy RIP relative way for TLS only for
22400 (output_pic_addr_const): Add PLTOFF.
22401 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
22402 (ix86_expand_move): Legitimize pic address when in PIC mode.
22403 (construct_plt_address): New function.
22404 (ix86_expand_call): Offload the address to register and use GOT
22405 pointer for large model.
22406 * invoke.texi (mcmodel=large): Update documentation.
22408 2007-03-06 Richard Henderson <rth@redhat.com>
22410 * config/i386/i386.c (x86_use_leave, x86_push_memory,
22411 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
22412 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
22413 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
22414 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
22415 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
22416 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
22417 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
22418 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
22419 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
22420 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22421 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
22422 x86_sse_partial_reg_dependency, x86_sse_split_regs,
22423 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
22424 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
22425 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
22426 x86_schedule, x86_use_bt, x86_pad_returns,
22427 x86_use_xchgb): Merge into ...
22428 (ix86_tune_features): ... here. New array.
22429 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
22430 x86_bswap): Merge into ...
22431 (ix86_arch_features): ... here. New array.
22432 (x86_3dnow_a): Remove.
22433 (x86_accumulate_outgoing_args): Make static.
22434 (x86_arch_always_fancy_math_387): Make static.
22435 (ix86_tune_mask, ix86_arch_mask): Move ...
22436 (override_options): ... to local variables here. Apply the
22437 appropriate mask to each element of ix86_arch_features and
22438 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
22439 as were done in the old macros.
22440 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
22441 * config/i386/i386.h (x86_use_leave, x86_push_memory,
22442 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
22443 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
22444 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
22445 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
22446 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
22447 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
22448 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
22449 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
22450 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
22451 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22452 x86_accumulate_outgoing_args, x86_prologue_using_move,
22453 x86_epilogue_using_move, x86_decompose_lea,
22454 x86_arch_always_fancy_math_387, x86_shift1,
22455 x86_sse_partial_reg_dependency, x86_sse_split_regs,
22456 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
22457 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
22458 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
22459 x86_use_incdec, x86_pad_returns, x86_bswap,
22460 x86_partial_flag_reg_stall): Remove.
22461 (enum ix86_tune_indices): New.
22462 (ix86_tune_features): New.
22463 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
22464 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
22465 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
22466 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
22467 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
22468 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
22469 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
22470 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
22471 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
22472 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
22473 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
22474 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
22475 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
22476 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
22477 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
22478 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
22479 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
22480 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
22481 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
22482 TARGET_EXT_80387_CONSTANTS): Use it.
22483 (enum ix86_arch_indices): New.
22484 (ix86_arch_features): New.
22485 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
22486 TARGET_BSWAP): Use it.
22487 (ix86_tune_mask, ix86_arch_mask): Remove.
22489 2007-03-06 Joseph Myers <joseph@codesourcery.com>
22492 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
22493 Define using $${sysroot_headers_suffix}.
22494 * configure: Regenerate.
22495 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
22496 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
22498 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
22499 * gcc.c (print_sysroot_headers_suffix): New.
22500 (option_map): Include --print-sysroot-headers-suffix.
22501 (display_help): Mention -print-sysroot-headers-suffix.
22502 (process_command): Handle -print-sysroot-headers-suffix.
22503 (do_spec_1): Append multilib directory to include-fixed path if
22504 sysroot suffixes in use.
22505 (main): Handle -print-sysroot-headers-suffix.
22506 * Makefile.in (start.encap): Don't depend on xlimits.h
22507 (xlimits.h): Remove.
22508 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
22509 limits.h for each multilib in fixinc_list.
22510 (fixinc_list, s-fixinc_list): New.
22511 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
22512 generate them for each multilib in fixinc_list.
22513 (stmp-fixproto): Use include-fixed. Run fixproto for each
22514 multilib in fixinc_list.
22515 (mostlyclean): Don't remove xlimits.h.
22516 (clean): Remove include-fixed.
22517 (real-install-headers-tar, real-install-headers-cpio,
22518 real-install-headers-cp): Don't copy include, only include-fixed.
22519 (install-mkheaders): Depend on fixinc_list. Don't depend on
22520 xlimits.h. Save limits.h files for each multilib in fixinc_list.
22521 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
22522 SYSTEM_HEADER_DIR setting in mkheaders.conf.
22524 2007-03-06 Jan Hubicka <jh@suse.cz>
22526 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
22529 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22531 * configure.ac: Allow tm_file to contain build-directory files.
22532 * configure: Regenerate.
22533 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
22534 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
22535 * config/m68k/print-sysroot-suffix.sh: New file.
22537 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22539 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
22540 of pic_offset_table_rtx if reload_completed.
22541 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
22542 PIC_OFFSET_TABLE_REGNUM.
22543 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
22545 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
22546 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
22548 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22550 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22551 functions that call eh_return.
22553 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22555 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22556 functions that need a constant pool.
22558 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22561 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
22562 (m68k_preferred_reload_class): Likewise.
22563 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
22564 (SECONDARY_RELOAD_CLASS): Define.
22565 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
22566 (LIMIT_RELOAD_CLASS): Delete.
22567 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
22568 registers from storing bytes.
22569 (m68k_secondary_reload_class): New function.
22570 (m68k_preferred_reload_class): Likewise.
22572 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22574 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
22576 (m68k_expand_prologue): Likewise.
22578 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22580 * config/m68k/m68k-protos.h (output_sibcall): Declare.
22581 (mips_expand_epilogue): Add a bool parameter.
22582 (m68k_legitimize_sibcall_address): Declare.
22583 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
22584 (m68k_expand_epilogue): Add a parameter to select between sibling
22585 and normal epilogues. Only generate a return for the latter.
22586 (m68k_ok_for_sibcall_p): New function.
22587 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
22588 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
22589 (sibcall_value, *sibcall_value): Likewise.
22590 (*call, *call_value): Require !SIBLING_CALL_P.
22591 (epilogue): Update call to m68k_expand_epilogue.
22592 (sibcall_epilogue): New pattern.
22593 * config/m68k/predicates.md (const_call_operand): Say that this
22594 predicate applies to sibling calls too.
22595 (sibcall_operand): New predicate.
22597 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22599 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
22600 alternatives as movsi_cf.
22601 (movsf_cf_hard): Add commentary.
22603 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
22604 Richard Sandiford <richard@codesourcery.com>
22606 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
22607 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
22608 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
22609 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
22610 as being live on exit from an interrupt function.
22611 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
22612 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
22613 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
22614 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
22615 (m68k_interrupt_function_p): Globalize.
22616 (m68k_compute_frame_layout): Remove reverse mask code.
22617 (m68k_emit_movem, m68k_set_frame_related): New functions.
22618 (m68k_output_function_prologue): Delete in favor of...
22619 (m68k_expand_prologue): ...this new function.
22620 (m68k_output_function_epilogue): Delete in favor of...
22621 (m68k_expand_epilogue): ...this new function.
22622 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
22624 (print_operand): Handle %?.
22625 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
22626 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
22627 (prologue, epilogue): New patterns.
22628 (return): Turn into a define_expand.
22629 (*return): New pattern, derived from old "return" pattern. Use rte
22630 rather than rts for interrupt functions. Only use rtd if the pop
22632 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
22633 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
22634 (link, *link, unlink, *unlink, load_got): Likewise.
22636 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22640 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
22641 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
22642 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
22643 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
22644 and m68k_matches_u_p.
22645 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
22646 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
22647 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
22648 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
22649 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
22650 (REG_STRICT_P): New macro.
22651 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
22652 PCREL_GENERAL_OPERAND_OK.
22653 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
22654 m68k_legitimate_base_reg_p.
22655 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
22656 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
22657 (PIC_CASE_VECTOR_ADDRESS): Update comment.
22658 * config/m68k/m68k.c (m68k_address): New structure.
22659 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
22660 (m68k_decompose_index, m68k_legitimate_constant_address_p)
22661 (m68k_jump_table_ref_p, m68k_decompose_address)
22662 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
22663 (m68k_matches_u_p): New functions.
22664 (print_operand_address): Rewrite to use m68k_decompose_index.
22666 2007-03-05 David Taylor <dtaylor@emc.com>
22668 * gcc.c: Correct copyright date in --version output.
22670 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22672 * pa.md: In unamed move patterns, disparge copies between general
22673 and floating point registers using '?' modifier. Don't include 'f'
22674 constraint for register preferences in DImode, SImode, HImode and
22675 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
22676 Remove constraints for copies between general and floating registers
22677 in soft-float DFmode pattern.
22678 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
22682 2007-03-05 Mike Stump <mrs@apple.com>
22684 * c-common.c (targetcm): Add.
22685 * c-opts.c (c_common_handle_option): Handle language specific
22687 * opts.c (handle_option): Verify language for target options, if
22689 * opth-gen.awk: Add CL_LANG_ALL.
22690 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
22691 (TARGETCM_INITIALIZER): Add.
22692 * target.h (struct gcc_targetcm): Add.
22694 * targhooks.c (default_handle_c_option): Add.
22695 * targhooks.h (default_handle_c_option): Add.
22696 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
22698 * config/darwin.opt (iframework): Add.
22699 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
22700 * config/darwin-c.c (handle_c_option): Add.
22701 (TARGET_HANDLE_C_OPTION): Add.
22703 * doc/invoke.texi (Darwin Options): Add -iframework.
22705 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22707 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
22710 2007-03-05 Ian Lance Taylor <iant@google.com>
22712 * c.opt (fgnu89-inline): New option.
22713 * c-opts.c (c_common_post_options): Set default value for
22715 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
22716 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
22718 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
22719 (grokdeclarator, start_function): Likewise.
22720 * c-cppbuiltin.c (c_cpp_builtins): Define either
22721 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
22722 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
22723 (C Dialect Options): Document -fgnu89-inline.
22724 * doc/extend.texi (Function Attributes): Explain what the
22725 gnu_inline attribute does.
22726 * doc/cpp.texi (Common Predefined Macros): Document
22727 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22729 2007-03-05 Ian Lance Taylor <iant@google.com>
22731 PR tree-optimization/31034
22732 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
22733 half-range if the other side is an overflow infinity.
22735 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
22737 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
22738 (bfin*-linux-uclibc*): New configuration.
22739 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
22741 * config/bfin/linux.h: New file.
22742 * config/bfin/libgcc-bfin.ver: New file.
22743 * config/bfin/t-bfin-uclinux: New file.
22744 * config/bfin/t-bfin-linux: New file.
22745 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
22746 (TARGET_OS_CPP_BUILTINS): New macro.
22748 2007-03-05 Richard Guenther <rguenther@suse.de>
22750 * fold-const.c (fold_binary): Remove duplicate folding
22751 of comparison of non-null ADDR_EXPR against null.
22753 2007-03-05 Richard Guenther <rguenther@suse.de>
22754 Dorit Nuzman <dorit@il.ibm.com>
22756 PR tree-optimization/26420
22757 * tree-vectorizer.c (vectorize_loops): Bail out early if there
22758 are no loops in the function. Only print the number of
22759 vectorized loops if it is greater than zero or we are supposed
22760 to print information about unvectorized loops.
22762 2007-03-05 Revital Eres <eres@il.ibm.com>
22764 * gcc.dg/var-expand1.c: New test.
22765 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
22766 when an accumulator is expanded.
22768 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22771 * c-common.c (convert_and_check): Don't give warnings for
22772 conversion if 'expr' already overflowed.
22774 2007-03-04 Roger Sayle <roger@eyesopen.com>
22776 PR middle-end/30744
22777 * fold-const.c (fold_comparison): Enforce type consistency when
22778 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
22780 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
22782 * tree-ssa-address.c (create_mem_ref): Do not put an expression
22783 containing a cast to the base of TARGET_MEM_REF.
22785 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
22787 * tree.c (tree_contains_struct_check_failed): Remove spurious
22788 whitespace from error message.
22790 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
22793 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
22794 instead of precision.
22796 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
22797 Nathan Sidwell <nathan@codesourcery.com>
22799 * emit-rtl.c (find_auto_inc): New.
22800 (try_split): recreate REG_INC notes,
22801 Use regular for loops rather than whiles.
22803 2007-03-03 Andreas Schwab <schwab@suse.de>
22805 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
22806 * configure: Regenerate.
22808 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22810 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
22811 flag_rounding_math, not flag_unsafe_math_optimizations.
22813 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
22815 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
22816 alpha_fold_vector_minmax): Likewise.
22817 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
22818 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
22820 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22822 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
22823 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
22824 if the lhs has side-effects.
22825 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
22827 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22829 * config/i386/i386.h (TUNEMASK): Remove define.
22830 (ARCHMASK): Remove define.
22831 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
22832 Use ix86_arch_mask variable instead of ARCHMASK.
22833 * config/i386/i386.c (override_options): Ditto.
22834 (standard_80387_constant_p): Ditto.
22836 2007-03-02 Ian Lance Taylor <iant@google.com>
22838 Used signed infinities in VRP.
22839 * tree-vrp.c (uses_overflow_infinity): New static function.
22840 (supports_overflow_infinity): New static function.
22841 (make_overflow_infinity): New static function.
22842 (negative_overflow_infinity): New static function.
22843 (positive_overflow_infinity): New static function.
22844 (is_negative_overflow_infinity): New static function.
22845 (is_positive_overflow_infinity): New static function.
22846 (is_overflow_infinity): New static function.
22847 (overflow_infinity_range_p): New static function.
22848 (compare_values_warnv): New function split out of compare_values.
22849 (compare_value): Call it.
22850 (set_value_range_to_nonnegative): Add overflow_infinity
22851 parameter. Change caller.
22852 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
22854 (vrp_expr_computes_nonzero): Likewise.
22855 (compare_ranges, compare_range_with_value): Likewise.
22856 (compare_name_with_value, compare_names): Likewise.
22857 (vrp_evaluate_conditional): Likewise.
22858 (set_value_range): Handle infinity
22859 (vrp_operand_equal_p, operand_less_p): Likewise.
22860 (extract_range_from_assert): Likewise.
22861 (vrp_int_const_binop): Likewise.
22862 (extract_range_from_binary_expr): Likewise.
22863 (extract_range_from_unary_expr): Likewise.
22864 (extract_range_from_comparison): Likewise.
22865 (extract_range_from_expr): Likewise.
22866 (dump_value_range): Likewise.
22867 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
22868 (test_for_singularity): Likewise.
22869 (vrp_int_const_binop): Remove inline qualifier.
22870 (adjust_range_with_scev): Add comment.
22871 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
22873 2007-03-02 Diego Novillo <dnovillo@redhat.com>
22875 * tree-ssa-structalias.c (could_have_pointers): Tidy.
22876 (get_constraint_for): Likewise.
22877 (do_structure_copy): Likewise.
22878 (find_func_aliases): Fix references to MODIFY_EXPR.
22879 (intra_create_variable_infos): Tidy.
22880 * tree-ssa-operands.c (add_virtual_operand): Add argument
22882 When adding members of alias sets, if IS_CALL_SITE is true and
22883 the symbol is not call-clobbered, skip it.
22884 Adjust all callers.
22886 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22888 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
22889 entry by means of emit_insn_at_entry.
22891 2007-03-02 Richard Henderson <rth@redhat.com>
22893 * expr.h (promoted_input_arg): Remove decl.
22894 * function.c (promoted_input_arg): Merge into ...
22895 * combine.c (setup_incoming_promotions): ... only caller.
22896 Rearrange to avoid double loop.
22898 2007-03-02 Ben Elliston <bje@au.ibm.com>
22899 Peter Bergner <bergner@vnet.ibm.com>
22900 Janis Johnson <janis187@us.ibm.com>
22902 * config/rs6000/dfp.md: New file.
22903 * config/rs6000/rs6000.md: Include dfp.md.
22904 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
22905 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
22906 and TDmode decimal float modes in FP registers.
22907 (num_insns_constant): Likewise.
22908 (rs6000_legitimate_offset_address_p): Likewise.
22909 (rs6000_legitimize_address): Likewise.
22910 (rs6000_legitimize_reload_address): Likewise.
22911 (rs6000_legitimate_address): Likewise.
22912 (rs6000_emit_move): Likewise.
22913 (function_arg_boundary): Likewise.
22914 (function_arg_advance): Likewise.
22915 (rs6000_darwin64_record_arg_recurse): Likewise.
22916 (function_arg): Likewise.
22917 (rs6000_gimplify_va_arg): Likewise.
22918 (rs6000_split_multireg_move): Likewise.
22919 (rs6000_output_function_epilogue): Likewise.
22920 (rs6000_output_function_epilogue): Likewise.
22921 (rs6000_register_move_cost): Likewise.
22922 (rs6000_function_value): Likewise.
22923 (rs6000_libcall_value): Likewise.
22925 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22927 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
22929 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22931 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
22932 Use $MULTIDIR to choose between the kernel and RTP headers,
22933 and use $WIND_BASE and $WIND_USR to locate them.
22935 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22937 * config/i386/i386.c (override_options): Put initialization of
22938 ix86_tune_mask and ix86_arch_mask to the correct place.
22940 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22941 Michael Meissner <michael.meissner@amd.com>
22944 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
22945 (ARCHMASK): Define.
22946 (TARGET_CMOVE): Use ARCHMASK.
22947 (TARGET_CMPXCHG): Ditto.
22948 (TARGET_CMPXCHG8B): Ditto.
22949 (TARGET_XADD): Ditto.
22950 (TARGET_BSWAP): Ditto.
22951 * config/i386/i386.c (ix86_tune_mask): New global variable.
22952 (ix86_arch_mask): Ditto.
22953 (override_options): Initialize ix86_tune_mask and
22954 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
22957 2007-03-02 Ben Elliston <bje@au.ibm.com>
22960 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
22962 2007-03-02 Joseph Myers <joseph@codesourcery.com>
22964 * target.h (init_dwarf_reg_sizes_extra): New target hook.
22965 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
22966 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
22967 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
22969 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
22970 rs6000_init_dwarf_reg_sizes_extra): New.
22971 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
22972 SPE register high parts.
22974 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
22976 * Makefile.in: Add install-pdf target as
22977 copied from automake v1.10 rules.
22978 * configure.ac: Add install-pdf to target list.
22979 * configure: Regenerate.
22981 2007-03-01 Paul Brook <paul@codesourcery.com>
22983 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
22984 modes to LDRD for DImode.
22985 (output_move_double): Fixup out of range ldrd/strd.
22986 (vfp_secondary_reload_class): Rename...
22987 (coproc_secondary_reload_class): ... to this. Add wb argument.
22988 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
22989 coproc_secondary_reload_class for CLASS_IWMMXT.
22990 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
22991 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
22993 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
22995 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
22996 unroll factor by the estimated number of iterations.
22997 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
22998 than prefetch latency.
23000 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
23001 decode_caches_intel, detect_caches_intel): New functions.
23002 (host_detect_local_cpu): Use detect_caches_amd and
23003 detect_caches_intel.
23005 2007-03-01 Richard Henderson <rth@redhat.com>
23007 * expr.c (emit_move_complex_push): Export.
23008 (emit_move_complex_parts): Split out from ...
23009 (emit_move_complex): ... here.
23010 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
23011 * config/i386/i386.md (movcdi): New.
23013 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
23015 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
23016 size of mode1 to check for tieable modes in MMX case.
23018 2007-03-01 Richard Sandiford <richard@codesourcery.com>
23020 * Makefile.in (rtlanal.o): Depend on tree.h.
23021 * rtl.h (offset_within_section_p, split_const): Declare.
23022 * rtlanal.c: Include tree.h.
23023 (offset_within_block_p): New function, taken from
23024 mips_offset_within_object_p.
23025 (split_const): New function, taken from mips_split_const.
23026 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
23028 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
23029 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
23030 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
23031 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
23032 (m68k_illegitimate_symbolic_constant_p): New function.
23033 * config/m68k/m68k.md (movsi): Remove misleading predicates.
23034 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
23035 symbolic constant that might be outside the symbol's section,
23036 move the symbol first and then add the offset.
23037 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
23039 * config/mips/mips.c (mips_split_const): Delete.
23040 (mips_offset_within_object_p): Delete.
23041 (mips_symbolic_constant_p): Use offset_within_section_p and
23042 split_const instead of mips_offset_within_object_p and
23044 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
23045 (mips_legitimize_const_move, print_operand_reloc)
23046 (mips_dangerous_for_la25_p): Use split_const instead of
23049 2007-02-28 Eric Christopher <echristo@apple.com>
23051 * Makefile.in (install-include-dir): Don't rm -rf include.
23053 2007-02-28 Richard Guenther <rguenther@suse.de>
23055 PR middle-end/30364
23056 * fold-const.c (fold_binary): Do not associate expressions
23057 with more than one variable for integer types that do not wrap.
23059 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
23061 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
23062 Delete, and replace with...
23063 (fold_builtin_call_array): This. Update callers to use it.
23064 * fold-const.c (fold_build_call_list): Delete, and replace with...
23065 (fold_build_call_array): This.
23066 (fold_build_call_list_initializer): Delete, and replace with...
23067 (fold_build_call_array_initializer): This.
23068 * tree.h: Update declarations to reflect above changes.
23070 * c-typeck.c (build_function_call): Store converted arguments
23071 in a stack-allocated array instead of building a list.
23072 (convert_arguments): Store arguments in the array passed in as an
23073 argument, and return the actual number of arguments.
23074 * c-format.c: (check_function_format): Pass arguments in an
23075 array instead of a list.
23076 * c-common.c (check_function_nonnull): Likewise.
23077 (check_function_sentinel): Likewise.
23078 (check_function_arguments): Likewise.
23079 * c-common.h: Update declarations to reflect above changes.
23081 2007-02-28 Jan Hubicka <jh@suse.cz>
23083 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
23084 PRED_NEGATIVE_RETURN): Update outcomes.
23086 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
23088 * calls.c (emit_library_call_value_1): Handle partial registers
23089 correctly when building up CALL_INSN_FUNCTION_USAGE.
23091 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23093 * pa/predicates.md (move_src_operand): Allow zero for mode.
23094 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
23097 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
23100 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
23101 *movv2df_internal): Enable pattern only for valid operand
23103 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
23104 tie only 128bit modes. For MMX registers, tie only 64bit modes.
23106 2007-02-27 Mike Stump <mrs@apple.com>
23108 * config/darwin-crt3.c: Avoid compilation when compiling for a
23111 2007-02-27 Joseph Myers <joseph@codesourcery.com>
23113 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
23115 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
23116 for fixed headers and limits.h.
23117 (install-include-dir, install-headers-tar, install-headers-cpio,
23118 install-headers-cp, real-install-headers-tar,
23119 real-install-headers-cpio, real-install-headers-cp): Handle
23120 include-fixed as well as include.
23121 (install-mkheaders): Don't install files that go only in include
23123 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
23124 from GCC_INCLUDE_DIR.
23125 * gcc.c (process_command): Remove special -BstageN/ handling.
23126 (do_spec_1): Add include-fixed directories.
23128 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23130 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
23132 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
23134 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
23137 2007-02-27 Mark Mitchell <mark@codesourcery.com>
23139 * c-common.c (get_priority): Add check for
23140 SUPPORTS_INIT_PRIORITY.
23142 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23144 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
23146 * config/bfin/bfin.c: Include "cfglayout.h".
23147 (MAX_LSETUP_DISTANCE): New macro.
23148 (struct loop_info): New members incoming, incoming_src and
23149 incoming_dest. Delete member predecessor.
23150 (length_for_loop): New function.
23151 (bfin_optimize_loop): Handle more different loop structures.
23152 (bfin_discover_loop): Rework detection of predecessor blocks by
23153 examining incoming edges.
23154 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
23156 (bfin_reorder_loops): New function.
23157 (bfin_reorg_loops): Use these three new functions.
23159 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
23160 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
23161 (CONSTRAINT_LEN): Add entry for 'q'.
23162 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
23163 Add 'q' constraints.
23164 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
23165 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
23167 * config/bfin/bfin.md (add_with_carry): New pattern.
23168 (s_or_u, su_optab, su_modifier): New code macros/attrs.
23169 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
23170 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
23171 support unsigned multiplies too. Removed incorrect commutativity from
23172 operand 1 constraint where appropriate.
23173 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
23175 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
23176 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
23178 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
23179 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
23180 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
23181 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
23182 usmulhisi_hh_huh): New patterns.
23184 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
23185 lshifthi3): Fix output template to use half reg for operand 2.
23187 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
23190 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
23192 2007-02-27 Andreas Schwab <schwab@suse.de>
23194 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
23196 2007-02-27 Jan Hubicka <jh@suse.cz>
23198 * predict.c (last_basic_block_p): Remove.
23199 (tree_estimate_probability): Update return heuristic for commonized
23202 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
23204 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
23206 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
23208 * doc/include/gcc-common.texi (versionsubtitle): New macro.
23209 * doc/cpp.texi: Standardize title page.
23210 * doc/cppinternals.texi: Likewise.
23211 * doc/gcc.texi: Standardize title page, remove version number
23212 from copyright page.
23213 * doc/gccint.texi: Likewise.
23214 * doc/install.texi: Standardize title page, add table of
23217 2007-02-26 Jan Hubicka <jh@suse.cz>
23219 * predict.def: Set outcomes according to more recent results.
23220 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
23221 Remove dead predictors.
23222 * predict.c (return_prediction): Fix pasto.
23224 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23226 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
23227 change; avoid a memory leak when returning early.
23229 2007-02-26 Mark Mitchell <mark@codesourcery.com>
23231 * c-decl.c (static_ctors): Move to c-common.c.
23232 (static_dtors): Likewise.
23233 (finish_function): Use c_record_cdtor_fn.
23234 (build_cdtor): Move to c-common.c.
23235 (c_write_global_declarations): Use c_build_cdtor_fns.
23236 * c-common.h (static_ctors): Declare.
23237 (static_dtors): Likewise.
23238 (c_record_cdtor_fn): Likewise.
23239 (c_build_cdtor_fns): Likewise.
23240 * c-common.c (static_ctors): New variable.
23241 (static_dtors): Likewise.
23242 (c_record_cdtor_fn): New function.
23243 (build_cdtor): Move from c-decl.c
23244 (c_build_cdtor_fns): New function.
23246 * output.h (assemble_addr_to_section): Declare.
23247 (get_cdtor_priority_section): Likewise.
23248 * varasm.c (assemble_addr_to_section): New function.
23249 (get_cdtor_priority_section): Likewise.
23250 (default_named_section_asm_out_destructor): Use them.
23251 (destor_dtor_section_asm_out_destructor): Likewise.
23252 (default_named_section_asm_out_constructor): Likewise.
23253 (default_ctor_section_asm_out_constructor): Likewise.
23254 * config.gcc (*-*-vxworks*): Include vxworks.o.
23255 * config/t-vxworks (vxworks.o): New target.
23256 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
23257 (TARGET_ASM_CONSTRUCTOR): Define.
23258 (TARGET_ASM_DESTRUCTOR): Likewise.
23259 (vxworks_asm_out_constructor): Declare.
23260 (vxworks_asm_out_destructor): Likewise.
23262 * c-common.c (get_priority): Check that we have not just an
23263 INTEGER_CST, but an integer constant with integeral type.
23265 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
23267 PR tree-optimization/30938
23268 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
23269 use &dt[nargs-1] instead of &dt[nargs] in the call to
23270 vect_is_simple_use().
23272 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
23274 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
23275 from register elimination as PRE_MODIFY / POST_MODIFY increments.
23276 Do not attempt to handle MEM inside auto-inc expressions.
23277 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
23278 of a register modified by an auto-inc expression. However, do handle
23279 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
23280 (elimination_effects): Prohibit elimination of a register modified
23281 by an auto-inc expression. Disable register elimination rules whose
23282 target register is modified by an auto-inc expression with variable
23285 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
23287 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
23289 (array_at_struct_end_p): New function.
23290 (idx_infer_loop_bounds): Use it.
23291 (estimate_numbers_of_iterations_loop): Export.
23292 * predict.c (predict_loops): Use estimated_loop_iterations_int.
23293 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
23294 (tree_estimate_probability): Call record_loop_exits.
23295 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
23296 (estimated_loop_iterations, estimated_loop_iterations_int,
23297 estimated_loop_iterations_tree): New functions.
23298 (analyze_siv_subscript_cst_affine,
23299 compute_overlap_steps_for_affine_1_2,
23300 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
23301 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
23302 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
23303 (PRED_LOOP_ITERATIONS_GUESSED): New.
23304 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
23305 * cfgloop.h (estimate_numbers_of_iterations_loop,
23306 estimated_loop_iterations_int): Declare.
23308 2007-02-25 Mark Mitchell <mark@codesourcery.com>
23310 * doc/extend.texi: Document optional priority argument to
23311 constructors and destructors.
23312 * tree.c (init_priority_for_decl): Adjust GTY markers.
23313 (init_ttree): Use priority-info hash functions for
23314 init_priority_for_decl.
23315 (tree_map_eq): Rename to ...
23316 (tree_map_base_eq): ... this.
23317 (tree_map_marked_p): Rename to ...
23318 (tree_map_base_marked_p): ... this.
23319 (tree_map_base_hash): New function.
23320 (decl_init_priority_lookup): Rework.
23321 (decl_fini_priority_lookup): New function.
23322 (decl_priority_info): New function.
23323 (decl_init_priority_insert): Use it.
23324 (decl_fini_priority_insert): Likewise.
23325 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
23327 (decl_restrict_base_insert): Likewise.
23328 (decl_debug_expr_insert): Likewise.
23329 (decl_value_expr_lookup): Likewise.
23330 (decl_value_expr_insert): Likewise.
23331 * tree.h (priority_type): New type.
23332 (decl_init_priority_lookup): Use priority_type.
23333 (decl_fini_priority_lookup): New function.
23334 (decl_init_priority_insert): Use priority_type.
23335 (decl_fini_priority_insert): New function.
23336 (DECL_HAS_INIT_PRIORITY): Tweak comments.
23337 (DECL_INIT_PRIORITY): Likewise.
23338 (SET_DECL_INIT_PRIORITY): Add comment.
23339 (DECL_FINI_PRIORITY): New macro.
23340 (SET_DECL_FINI_PRIORITY): Likewise.
23341 (DEFAULT_INIT_PRIORITY): Document.
23342 (MAX_INIT_PRIORITY): Likewise.
23343 (MAX_RESERVED_INIT_PRIORITY): Likewise.
23344 (tree_map_base): New type.
23345 (tree_map_base_eq): New function.
23346 (tree_map_base_hash): Likewise.
23347 (tree_map_base_marked_p): Likewise.
23348 (tree_map): Inherit from tree_map_base.
23349 (tree_map_eq): Make it a macro.
23350 (tree_map_marked_p): Likewise.
23351 (tree_int_map): Inherit from tree_map_base.
23352 (tree_int_map_eq): Make it a macro.
23353 (tree_int_map_hash): Likewise.
23354 (tree_int_map_marked_p): Likewise.
23355 (tree_priority_map): New type.
23356 (tree_priority_map_eq): New macro.
23357 (tree_priority_map_hash): Likewise.
23358 (tree_priority_map_marked_p): Likewise.
23359 * varasm.c (emults_decl): Adjust for refactoring of tree_map
23361 (emutls_common_1): Likewise.
23362 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
23363 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
23364 of tree_map hierarchy.
23365 * tree-cfg.c (move_stmt_r): Likewise.
23366 (new_label_mapper): Likewise.
23367 * c-tree.h (c_expand_body): Move to ...
23368 * c-common.h (c_expand_body): ... here.
23369 * c-decl.c (c_expand_body): Move to ...
23370 * c-common.c (c_expand_body): ... here.
23371 (c_common_attribute_table): Allow 1 argument for the constructor
23372 and destructor attributes.
23373 (get_priority): New function.
23374 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
23375 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
23377 2007-02-24 Jan Hubicka <jh@suse.cz>
23379 PR middle-end/30509
23380 * tree-inline.c (copy_bb): Produce exact copy of EH info when
23381 copying for inlining.
23383 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
23384 Jan Hubicka <jh@suse.cz>
23387 * i386.c (counter_mode): New function.
23388 (expand_set_or_movmem_via_loop): Use it.
23389 (expand_movmem_epilogue): Likewise; fix pasto.
23390 (ix86_expand_movmem): Do emit guard even for constant counts.
23391 (ix86_expand_setmem): Likewise.
23393 2007-02-25 Nick Clifton <nickc@redhat.com>
23395 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
23396 (JUMP_TABLES_IN_TEXT_SECTION): Define.
23398 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
23401 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
23402 count argument with 0x10, not with 0x16.
23403 (expand_setmem_epilogue): Ditto.
23405 2007-02-24 Mike Stump <mrs@apple.com>
23407 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
23410 2007-02-24 Richard Guenther <rguenther@suse.de>
23412 PR middle-end/30951
23413 * fold-const.c (fold_binary): Fold x +- CST op x for
23414 EQ_EXPR and NE_EXPR.
23416 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23418 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
23420 2007-02-24 Jan Hubicka <jh@suse.cz>
23422 * cgraphunit.c (decide_is_function_needed): Honor
23423 -fkeep-inline-functions.
23425 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23427 * builtins.c (fold_builtin_modf): New.
23428 (fold_builtin_2): Use it.
23430 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
23432 * loop-iv.c (implies_p): Detect additional cases where A implies B.
23433 (determine_max_iter): Take additional LOOP arg; all callers changed.
23434 Lose broken logic dealing with PLUS. Try to limit the upper bound by
23435 one using simplifications.
23436 (simplify_using_initial_values): Return if the expression becomes
23437 invalid due to altered regs.
23439 2007-02-23 DJ Delorie <dj@redhat.com>
23441 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
23443 2007-02-23 Mike Stump <mrs@apple.com>
23445 * tlink.c (scan_linker_output): Parse linker messages from
23446 darwin9's linker better.
23448 2007-02-23 Steve Ellcey <sje@cup.hp.com>
23451 * varpool.c (varpool_assemble_pending_decls): Set
23452 varpool_last_needed_node to null.
23454 2007-02-23 DJ Delorie <dj@redhat.com>
23456 * config/i386/i386.c (ix86_data_alignment): Don't specify an
23457 alignment bigger than the object file can handle.
23459 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
23462 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
23463 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
23464 (*movsf_1): Penalize MMX moves.
23466 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
23468 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
23469 2^32-1 or more times unless flag_unsafe_loop_optimizations.
23471 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
23473 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23475 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
23476 (fold_builtin_1): Use them.
23477 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23478 BUILT_IN_SIGNIFICAND.
23480 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
23482 * config/i386/i386.c (bdesc_1arg): Initialize
23483 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
23484 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
23485 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
23486 and IX86_BUILTIN_MOVSLDUP.
23488 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
23490 PR rtl-optimization/30841
23491 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
23493 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23495 * builtins.c (fold_builtin_frexp): New.
23496 (fold_builtin_2): Use it.
23498 2007-02-22 Mark Mitchell <mark@codesourcery.com>
23500 * doc/invoke.texi (Spec Files): Document getenv spec function.
23502 * gcc.c (getenv_spec_function): New function.
23503 (static_spec_functions): Add it.
23504 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
23505 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
23508 2007-02-22 Michael Matz <matz@suse.de
23511 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
23512 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
23514 2007-02-22 Ian Lance Taylor <iant@google.com>
23517 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
23518 (mem_loc_descriptor): Call it.
23520 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
23521 Ira Rosen <irar@il.ibm.com>
23523 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
23525 2007-02-22 Ira Rosen <irar@il.ibm.com>
23527 PR tree-optimization/30843
23528 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
23529 stores only after all the group is vectorized.
23531 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
23533 PR tree-optimization/30858
23534 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
23535 in the reduction cycle have a single use in the loop.
23536 * tree-vectorizer.h (relevant): Add documentation.
23538 2007-02-20 Mike Stump <mrs@apple.com>
23540 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
23541 * configure: Regenerate.
23543 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23545 Change the defaults of some parameters and options.
23546 * config/spu/spu-protos.h (spu_optimization_options): Declare.
23547 * config/spu/spu.c (spu_optimization_options): Add.
23548 (spu_override_options): Change params in spu_optimization_options.
23549 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
23551 Register 127 is only 16 byte aligned when used as a frame pointer.
23552 * config/spu/spu-protos.h (spu_init_expanders): Declare.
23553 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
23554 HARD_FRAME_POINTER_REGNUM.
23555 (spu_legitimate_address): Use regno_aligned_for_reload.
23556 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
23557 aligned when frame_pointer_needed is true.
23558 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
23560 * config/spu/spu.h (INIT_EXPANDERS): Define.
23562 Make sure shift and rotate instructions have valid immediate operands.
23563 * config/spu/predicates.md (spu_shift_operand): Remove.
23564 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
23565 * config/spu/constraints.md (W, O): Extend range.
23566 * config/spu/spu.md (umask, nmask): Define.
23567 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
23568 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
23569 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
23570 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
23571 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
23572 (lshr<mode>3_reg): Fix rtl description.
23574 Make sure mulhisi immediate operands are valid.
23575 * config/spu/predicates.md (imm_K_operand): Add.
23576 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
23578 Generate constants using fsmbi and andi.
23579 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
23580 (print_operand, spu_split_immediate, classify_immediate,
23581 fsmbi_const_p): Handle IC_FSMBI2.
23583 Correctly handle a CONST_VECTOR containing symbols.
23584 * config/spu/spu.c (print_operand): Handle HIGH correctly.
23585 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
23586 (immediate_load_p): Allow symbols that use 2 instructions to create.
23587 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
23588 with symbols when flag_pic is set.
23589 (const_vector_immediate_p): New.
23590 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
23591 accept a CONST_VECTOR with symbols.
23592 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
23593 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
23595 * config/spu/spu.md (high, low): Delete.
23596 (low_<mode>): Define.
23598 Remove INTRmode and INTR_REGNUM, which didn't work.
23599 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
23601 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
23602 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
23603 peephole2 pattern): Don't use INTR or 131.
23604 (movintrcc): Delete.
23605 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
23606 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
23607 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
23608 (UNSPEC_SET_INTR): Add.
23609 * config/spu/spu-modes.def (INTR): Remove.
23611 More accurate warnings about run-time relocations.
23612 * config/spu/spu.c (reloc_diagnostic): Test in_section.
23614 Correctly warn about immediate arguments to specific intrinsics.
23615 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
23616 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
23617 the instruction predicate.
23619 Fix tree check errors with latest update.
23620 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
23622 (spu_expand_builtin): Use CALL_EXPR_FN.
23624 Add missing specific intrinsics.
23625 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
23627 * config/spu/spu_internals.h: Ditto.
23629 Fix incorrect operand modifiers.
23630 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
23631 * config/spu/spu.md (xor<mode>3): Change %S to %J.
23633 Optimize one case of zero_extend of a vec_select.
23634 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
23636 Accept any immediate for hbr.
23637 * config/spu/spu.md (hbr): Change s constraints to i.
23639 2007-02-21 Paul Brook <paul@codesourcery.com>
23641 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
23642 condexec_count when skipping USE and CLOBBER.
23644 2007-02-21 Nick Clifton <nickc@redhat.com>
23646 * common.opt (Warray-bounds): Add Warning attribute.
23647 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
23649 (fsized-zeroes): Add Optimization attribute.
23650 (fsplit-wide-types, ftree-scev-cprop): Likewise.
23651 * c.opt (Wc++0x-compat): Add Warning attribute.
23653 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
23655 PR middle-end/30761
23656 * reload1.c (eliminate_regs_in_insn): In the single_set special
23657 case, attempt to re-recognize the insn before falling back to
23658 having reload fix it up.
23660 2007-02-20 Eric Christopher <echristo@gmail.com>
23662 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
23663 Rewrite accordingly.
23664 (frv_read_iacc_argument): Ditto.
23665 (frv_expand_set_builtin): Take a call instead of arglist, update for
23667 (frv_expand_unop_builtin): Ditto.
23668 (frv_expand_binop_builtin): Ditto.
23669 (frv_expand_cut_builtin): Ditto.
23670 (frv_expand_binopimm_builtin): Ditto.
23671 (frv_expand_voidbinop_builtin): Ditto.
23672 (frv_expand_int_void2arg): Ditto.
23673 (frv_expand_prefetches): Ditto.
23674 (frv_expand_voidtriop_builtin): Ditto.
23675 (frv_expand_voidaccop_builtin): Ditto.
23676 (frv_expand_load_builtin): Ditto.
23677 (frv_expand_store_builtin): Ditto.
23678 (frv_expand_mdpackh_builtin): Ditto.
23679 (frv_expand_mclracc_builtin): Ditto.
23680 (frv_expand_mrdacc_builtin): Ditto.
23681 (frv_expand_mwtacc_builtin): Ditto.
23682 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
23685 2007-02-20 Janis Johnson <janis187@us.ibm.com>
23687 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
23688 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
23690 (HAVE_GAS_DFP): Check for assembler support of decimal floating
23691 point instructions.
23692 * configure: Regenerate.
23693 * config.in: Regenerate.
23694 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
23695 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
23696 masks to power6 and power6x and to POWERPC_MASKS.
23697 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23699 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
23700 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
23701 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23702 Access PROTOTYPE as variable, not mask.
23704 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23706 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
23707 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
23708 * combine.c (adjust_for_new_dest): Use it.
23709 * postreload.c (reload_combine): Likewise.
23711 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23713 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
23714 notes on an insn with multiple sets, even if single_set returns
23715 non-NULL for that insn.
23717 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23719 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
23720 scalbn and scalbln.
23722 2007-02-20 Geoffrey Keating <geoffk@apple.com>
23724 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
23725 if user didn't pass it.
23726 * config/i386/darwin.h (CC1_SPEC): Likewise.
23727 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
23728 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
23729 -mmacosx-version-min.
23731 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23732 Uros Bizjak <ubizjak@gmail.com>
23734 * optabs.h (enum optab_index): Add new OTI_scalb.
23735 (scalb_optab): Define corresponding macro.
23736 * optabs.c (init_optabs): Initialize scalb_optab.
23737 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
23739 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
23740 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
23741 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
23742 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
23743 flag_unsafe_math_optimizations is set.
23745 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
23746 to implement scalbf, scalb and scalbl built-ins as inline x87
23749 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23750 DJ Delorie <dj@redhat.com>
23753 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
23754 (diagnostic_report_diagnostic): ... here, and turn them into real
23755 errors. If warnings are inhibited, no need to do anything.
23757 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
23759 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
23760 better code generation.
23762 2007-02-20 Ben Elliston <bje@au.ibm.com>
23764 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
23766 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
23768 * config/alpha/alpha.c, config/alpha/alpha.md,
23769 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
23770 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
23771 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
23772 config/arm/lib1funcs.asm: Follow spelling conventions.
23774 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
23775 config/fr30/fr30.md, config/i386/i386.h,
23776 config/iq2000/iq2000.h, config/iq2000/predicates.md,
23777 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
23778 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
23779 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
23780 config/rs6000/altivec.md, config/rs6000/rs6000.c,
23781 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
23782 config/sparc/sparc.c, config/sparc/sparc.h,
23783 config/sparc/sparc.md, config/spu/constraints.md,
23784 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
23787 2007-02-20 Alan Modra <amodra@bigpond.net.au>
23790 * varasm.c (use_blocks_for_decl_p): Return false for decls with
23793 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23795 * doc/invoke.texi (-ftree-lrs): Remove.
23797 2007-02-19 Diego Novillo <dnovillo@redhat.com>
23799 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
23802 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
23804 * config/ia64/ia64.c (ia64_expand_builtin): Use the
23805 new CALL_EXPR_FN macro for retrieving the function
23806 declaration of the input expression.
23808 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23810 * c.opt (Waddress): New.
23811 * common.opt (Walways-true): Delete.
23812 (Wstring-literal-comparison): Delete.
23813 * doc/invoke.texi (Warning Options): Delete -Walways-true and
23814 -Wstring-literal-comparison. Add -Waddress.
23816 (Walways-true): Delete.
23817 (Wstring-literal-comparison): Delete.
23818 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
23819 consistently instead of -Walways-true in example.
23820 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
23821 * c-typeck.c (parser_build_binary_op): Replace
23822 -Wstring-literal-comparison and -Walways-true with -Waddress.
23823 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
23826 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23828 * tree-cfg.c (dump_function_to_file): Be prepared for functions
23829 without DECL_STRUCT_FUNCTION initialized.
23831 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23833 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
23834 due to calls to functions taking pointers as parameters.
23836 2007-02-19 Richard Henderson <rth@redhat.com>
23839 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
23842 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
23844 * config/s390/s390.c (s390_call_saved_register_used,
23845 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
23846 accessed to the new scheme.
23848 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23850 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
23851 (cris_print_index, cris_print_operand, cris_print_operand_address)
23852 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
23853 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
23854 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
23855 GET_CODE () == xxx.
23856 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
23857 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
23858 GO_IF_LEGITIMATE_ADDRESS): Ditto.
23859 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
23860 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
23861 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
23862 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
23863 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
23864 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
23865 (uminsi3, call, call_value): Ditto.
23866 (define_split: indir_to_reg_split, unnamed): Ditto.
23868 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
23870 PR tree-optimization/30975
23871 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
23874 2007-02-18 Eric Christopher <echristo@gmail.com>
23876 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
23877 Remove use of arglist.
23878 (mips_expand_builtin): Remove use of arglist, pass in expr.
23879 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
23880 (mips_expand_builtin_movtf): Ditto.
23881 (mips_expand_builtin_compare): Ditto.
23883 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23885 * tree-sra.c (sra_build_assignment): Replace assertion
23886 checking with a comment explaining why it can't be done.
23888 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23890 PR middle-end/30833
23891 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
23892 during CALL_EXPR representation conversion.
23893 * tree-ssa-propagate.c (set_rhs): Likewise.
23895 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23897 * tree-sra.c (sra_build_assignment): Disable assertion checking
23900 2007-02-18 Roger Sayle <roger@eyesopen.com>
23902 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
23903 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23904 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
23906 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
23907 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
23908 gimplify_init_ctor_eval_range, gimple_push_cleanup,
23909 gimplify_omp_for, gimplify_omp_atomic_pipeline,
23910 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
23911 force_gimple_operand): Likewise.
23912 * ipa-cp.c (constant_val_insert): Likewise.
23913 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
23914 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
23915 perfect_nestify): Likewise.
23916 * langhooks.c (lhd_omp_assignment): Likewise.
23917 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
23918 lower_copyprivate_clauses, lower_send_clauses,
23919 lower_send_shared_vars, expand_parallel_call,
23920 expand_omp_for_generic, expand_omp_for_static_nochunk,
23921 expand_omp_for_static_chunk, expand_omp_sections,
23922 lower_omp_single_copy, lower_omp_for_lastprivate,
23923 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
23924 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
23925 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
23928 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23930 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
23931 config/sh/sh.md: Follow spelling conventions.
23933 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
23934 config/frv/predicates.md: Follow spelling conventions.
23936 * config/m68k/linux-unwind.h: Fix a comment typo.
23937 * target.h: Follow spelling conventions.
23939 2007-02-18 Roger Sayle <roger@eyesopen.com>
23941 PR rtl-optimization/28173
23942 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
23943 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
23944 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
23945 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
23946 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
23948 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23950 * builtins.c (fold_builtin_load_exponent): New.
23951 (fold_builtin_2): Use it.
23953 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
23955 PR rtl-optimization/30773
23956 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
23957 if we fail to attach a REG_EQUIV note.
23959 2007-02-18 David Edelsohn <edelsohn@gnu.org>
23960 Roger Sayle <roger@eyesopen.com>
23962 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
23964 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23966 * calls.c (initialize_argument_information): Pass original EXP
23967 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
23968 code to split complex arguments here, as part of initializing the
23970 (expand_call): Remove code that builds a list of arguments and
23971 inserts implicit arguments into it. Instead, just count how many
23972 implicit arguments there will be so we can determine the size of
23973 the ARGS array, and let initialize_argument_information do the work.
23974 (split_complex_values): Delete unused function.
23976 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23978 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
23980 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23982 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
23983 for arg pointer based indexed addressing.
23985 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23987 * config/ia64/ia64.h, config/ia64/ia64.md,
23988 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
23989 spelling conventions.
23991 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23993 * config/m68k/m68k.c (split_di): New.
23994 * config/m68k/m68k-protos.h: Declare split_di.
23995 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
23996 Improve predicate handling and split constant shifts.
23998 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
24000 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
24001 parameter for register bitfield operations, general predicates
24004 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
24006 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
24007 * config/m68k/linux-unwind.h: New file.
24009 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
24011 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
24012 config/i386/athlon.md, config/ia64/ia64.md,
24013 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
24014 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
24015 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
24016 tree-ssa-loop-niter.c, tree-vect-analyze.c,
24017 tree-vect-transform.c: Fix comment typos.
24019 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
24021 * sched-deps.c (find_insn_list): Remove.
24022 * sched-int.h: Remove the prototype for find_insn_list.
24024 2007-02-16 Geoffrey Keating <geoffk@apple.com>
24026 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
24028 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
24029 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
24030 darwin_rs6000_override_options.
24031 (C_COMMON_OVERRIDE_OPTIONS): Expect
24032 darwin_macosx_version_min to be non-NULL always.
24033 (TARGET_C99_FUNCTIONS): Likewise.
24034 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
24035 (DARWIN_MINVERSION_SPEC): New.
24036 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
24037 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
24039 (DARWIN_MINVERSION_SPEC): New.
24040 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
24042 * config/darwin-c.c (darwin_cpp_builtins): Expect
24043 darwin_macosx_version_min to be non-NULL always.
24045 * config/rs6000/rs6000.c: Clean up trailing whitespace.
24047 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
24049 * config/i386/i386.h (x86_use_xchgb): New.
24050 (TARGET_USE_XCHGB): New macro.
24051 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
24052 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
24053 Split after reload into bswaphi for shifts of 8.
24054 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
24055 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
24056 or when optimizing for size.
24058 2007-02-16 Richard Guenther <rguenther@suse.de>
24059 Christian Bruel <christian.bruel@st.com>
24061 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
24062 DECLs but prefer SSA_NAMEs over DECLs.
24064 2007-02-16 Richard Guenther <rguenther@suse.de>
24066 * tree-flow-inline.h (single_imm_use_p): Remove.
24067 (zero_imm_uses_p): Likewise.
24068 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
24069 instead of single_imm_use_p.
24070 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
24073 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24076 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
24077 nested double- and backquotes.
24079 2007-02-15 Roger Sayle <roger@eyesopen.com>
24081 PR middle-end/30391
24082 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
24083 should be unreachable.
24084 (build2_stat): Allow construction of MODIFY_EXPR at any time.
24085 For the time being redirect GIMPLE_MODIFY_STMT to the new
24086 (renamed) build_gimple_modify_stmt_stat.
24087 (build2_gimple_stat): Rename to...
24088 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
24089 Always build a GIMPLE_MODIFY_STMT node.
24090 * tree.h (build2_gimple, build2_gimple_stat): Delete.
24091 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
24094 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
24095 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
24096 * tree-complex.c (set_component_ssa_name, expand_complex_move,
24097 expand_complex_div_wide): Likewise.
24098 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
24099 * tree-ssa-loop-im.c (schedule_sm): Likewise.
24100 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
24101 * tree-ssa-loop-manip.c (create_iv): Likewise.
24102 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
24103 abs_replacement): Likewise.
24104 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
24105 realify_fake_stores): Likewise.
24107 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
24108 node rather than a GIMPLE_MODIFY_STMT node.
24109 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
24110 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
24112 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
24113 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
24114 GIMPLE_MODIFY_STMT.
24116 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
24118 PR middle-end/30433
24119 * fold-const.c (fold_comparison): Add back the
24120 folding of constant complex comparisions.
24122 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
24124 PR middle-end/30729
24125 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
24126 effects unknown to this function, return early.
24128 2007-02-15 Ian Lance Taylor <iant@google.com>
24130 * lower-subreg.c (move_eh_region_note): New static function.
24131 (resolve_simple_move): Call it.
24132 (decompose_multiword_subregs): Track blocks for which we resolve a
24133 simple move which is also a control flow insn. Pass them to
24134 find_many_sub_basic_blocks.
24135 (pass_lower_subreg): Add TODO_verify_flow.
24136 (pass_lower_subreg2): Likewise.
24138 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24139 Brooks Moses <brooks.moses@codesourcery.com>
24140 Lee Millward <lee.millward@codesourcery.com>
24142 * tree.h (enum tree_code_class): Add tcc_vl_exp.
24143 (VL_EXP_CLASS_P): New.
24144 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
24146 (TREE_OPERAND_CHECK_CODE): Likewise.
24147 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
24148 (TREE_RTL_OPERAND_CHECK): Likewise.
24149 (tree_operand_check_failed): Make second parameter the whole tree
24150 instead of its code. Fixed callers.
24151 (VL_EXP_CHECK): New.
24152 (TREE_OPERAND_LENGTH): New.
24153 (VL_EXP_OPERAND_LENGTH): New.
24154 (CALL_EXPR_FN): New.
24155 (CALL_EXPR_STATIC_CHAIN): New.
24156 (CALL_EXPR_ARGS): New.
24157 (CALL_EXPR_ARG): New.
24158 (call_expr_nargs): New.
24159 (CALL_EXPR_ARGP): New.
24160 (build_nt_call_list): Declare.
24161 (build_vl_exp_stat): Declare.
24162 (build_vl_exp): New.
24163 (build_call_list): Declare.
24164 (build_call_nary): Declare.
24165 (build_call_valist): Declare.
24166 (build_call_array): Declare.
24167 (call_expr_arg): Declare.
24168 (call_expr_argp): Declare.
24169 (call_expr_arglist): Declare.
24170 (fold_build_call_list): Declare.
24171 (fold_build_call_list_initializer): Declare.
24172 (fold_call_expr): Declare to replace fold_builtin.
24173 (fold_builtin_fputs): Update to agree with modified definition.
24174 (fold_builtin_strcpy): Likewise.
24175 (fold_builtin_strncpy): Likewise.
24176 (fold_builtin_memory_chk): Likewise.
24177 (fold_builtin_stxcpy_chk): Likewise.
24178 (fold_builtin_strncpy_chk): Likewise.
24179 (fold_builtin_next_arg): Likewise.
24180 (fold_build_call_expr): Declare.
24181 (fold_builtin_call_list): Declare.
24182 (fold_builtin_call_valist): Declare.
24183 (build_call_expr): Declare.
24184 (validate_arglist): Update to agree with modified definition.
24185 (tree_operand_length): New.
24186 (call_expr_arg_iterator): New.
24187 (init_call_expr_arg_iterator): New.
24188 (next_call_expr_arg): New.
24189 (first_call_expr_arg): New.
24190 (more_call_expr_args_p): New.
24191 (FOR_EACH_CALL_EXPR_ARG): New.
24193 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
24194 and tcc_gimple_stmt.
24195 (tree_code_size): Update documentation. Use sizeof (tree) rather
24196 than sizeof (char *).
24197 (tree_size): Likewise. Add case for tcc_vl_exp.
24198 (tree_node_structure): Add case for tcc_vl_exp.
24199 (contains_placeholder_p): Likewise.
24200 (substitute_in_expr): Likewise.
24201 (substitute_placeholder_in_expr): Likewise.
24202 (stabilize_reference_1): Likewise.
24203 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
24204 to diagnose breakage of this interface for constructing CALL_EXPRs.
24205 (build_nt): Add similar assertion here.
24206 (build_nt_call_list): New.
24207 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
24208 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
24210 (get_callee_fndecl): Use new CALL_EXPR accessors.
24211 (tree_operand_check_failed): Change parameters to pass entire node
24212 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
24213 (process_call_operands): New.
24214 (build_vl_exp_stat): New.
24215 (build_call_list): New.
24216 (build_call_nary): New.
24217 (build_call_valist): New.
24218 (build_call_array): New.
24219 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24220 (call_expr_arglist): New.
24222 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
24223 tcc_vl_exp instead of a fixed-size tcc_expression.
24225 * doc/c-tree.texi (CALL_EXPR): Document new representation and
24226 accessors for CALL_EXPRs.
24227 (AGGR_INIT_EXPR): Likewise.
24229 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24230 Brooks Moses <brooks.moses@codesourcery.com>
24231 Lee Millward <lee.millward@codesourcery.com>
24233 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
24234 (expand_builtin_nonlocal_goto): Change parameter to be entire
24235 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
24236 (expand_builtin_prefetch): Likewise.
24237 (expand_builtin_classify_type): Likewise.
24238 (mathfn_built_in): Return NULL_TREE instead of 0.
24239 (expand_errno_check): Use new CALL_EXPR accessors.
24240 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
24241 Return NULL_RTX instead of 0.
24242 (expand_builtin_mathfn_2): Likewise.
24243 (expand_builtin_mathfn_3): Likewise.
24244 (expand_builtin_interclass_mathfn): Likewise.
24245 (expand_builtin_sincos): Likewise.
24246 (expand_builtin_cexpi): Likewise.
24247 (expand_builtin_int_roundingfn): Likewise.
24248 (expand_builtin_int_roundingfn_2): Likewise.
24249 (expand_builtin_pow): Likewise.
24250 (expand_builtin_powi): Likewise.
24251 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
24252 of arglist, fixing callers appropriately. Use new CALL_EXPR
24253 accessors and constructors. Return NULL_RTX instead of 0.
24254 (expand_builtin_strstr): Likewise.
24255 (expand_builtin_strchr): Likewise.
24256 (expand_builtin_strrchr): Likewise.
24257 (expand_builtin_strpbrk): Likewise.
24258 (expand_builtin_memcpy): Likewise.
24259 (expand_builtin_mempcpy): Likewise.
24260 (expand_builtin_mempcpy_args): New.
24261 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
24262 (expand_builtin_memmove_args): New.
24263 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
24264 (expand_movstr): Likewise.
24265 (expand_builtin_strcpy): Likewise.
24266 (expand_builtin_strcpy_args): New.
24267 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
24268 (expand_builtin_strncpy): Likewise.
24269 (expand_builtin_memset): Likewise.
24270 (expand_builtin_memset_args): New.
24271 (expand_builtin_bzero): Similarly to expand_builtin_memset.
24272 (expand_builtin_memcmp): Likewise.
24273 (expand_builtin_strcmp): Likewise.
24274 (expand_builtin_strncmp): Likewise.
24275 (expand_builtin_strcat): Likewise.
24276 (expand_builtin_strncat): Likewise.
24277 (expand_builtin_strspn): Likewise.
24278 (expand_builtin_strcspn): Likewise.
24279 (expand_builtin_args_info): Likewise.
24280 (expand_builtin_va_start): Likewise.
24281 (gimplify_va_arg_expr): Likewise.
24282 (expand_builtin_va_end): Likewise.
24283 (expand_builtin_va_copy): Likewise.
24284 (expand_builtin_frame_address): Likewise.
24285 (expand_builtin_alloca): Likewise.
24286 (expand_builtin_bswap): Likewise.
24287 (expand_builtin_unop): Likewise.
24288 (expand_builtin_fputs): Likewise.
24289 (expand_builtin_expect): Likewise.
24290 (expand_builtin_fabs): Likewise.
24291 (expand_builtin_copysign): Likewise.
24292 (expand_builtin_printf): Likewise.
24293 (expand_builtin_fprintf): Likewise.
24294 (expand_builtin_sprintf): Likewise.
24295 (expand_builtin_init_trampoline): Likewise.
24296 (expand_builtin_signbit): Likewise.
24297 (expand_builtin_fork_or_exec): Likewise.
24298 (expand_builtin_sync_operation): Likewise.
24299 (expand_builtin_compare_and_swap): Likewise.
24300 (expand_builtin_lock_test_and_set): Likewise.
24301 (expand_builtin_lock_release): Likewise.
24302 (expand_builtin): Likewise.
24303 (builtin_mathfn_code): Likewise.
24305 (fold_builtin_constant_p): Pass call arguments individually instead
24306 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24307 accessors and constructors. Return NULL_TREE instead of 0.
24308 (fold_builtin_expect): Likewise.
24309 (fold_builtin_classify_type): Likewise.
24310 (fold_builtin_strlen): Likewise.
24311 (fold_builtin_nan): Likewise.
24312 (integer_valued_real_p): Likewise.
24313 (fold_trunc_transparent_mathfn): Likewise.
24314 (fold_fixed_mathfn): Likewise.
24315 (fold_builtin_cabs): Likewise.
24316 (fold_builtin_sqrt): Likewise.
24317 (fold_builtin_cbrt): Likewise.
24318 (fold_builtin_cos): Likewise.
24319 (fold_builtin_cosh): Likewise.
24320 (fold_builtin_tan): Likewise.
24321 (fold_builtin_sincos): Likewise.
24322 (fold_builtin_cexp): Likewise.
24323 (fold_builtin_trunc): Likewise.
24324 (fold_builtin_floor): Likewise.
24325 (fold_builtin_ceil): Likewise.
24326 (fold_builtin_round): Likewise.
24327 (fold_builtin_int_roundingfn): Likewise.
24328 (fold_builtin_bitop): Likewise.
24329 (fold_builtin_bswap): Likewise.
24330 (fold_builtin_logarithm): Likewise.
24331 (fold_builtin_hypot): Likewise.
24332 (fold_builtin_pow): Likewise.
24333 (fold_builtin_powi): Likewise.
24334 (fold_builtin_exponent): Likewise.
24335 (fold_builtin_memset): Likewise.
24336 (fold_builtin_bzero): Likewise.
24337 (fold_builtin_memory_op): Likewise.
24338 (fold_builtin_bcopy): Deleted; call site changed to invoke
24339 fold_builtin_memory_op directly.
24340 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
24341 (fold_builtin_strncpy): Likewise.
24342 (fold_builtin_memcmp): Likewise.
24343 (fold_builtin_strcmp): Likewise.
24344 (fold_builtin_strncmp): Likewise.
24345 (fold_builtin_signbit): Likewise.
24346 (fold_builtin_copysign): Likewise.
24347 (fold_builtin_isascii): Likewise.
24348 (fold_builtin_toascii): Likewise.
24349 (fold_builtin_isdigit): Likewise.
24350 (fold_builtin_fabs): Likewise.
24351 (fold_builtin_abs): Likewise.
24352 (fold_builtin_fmin_fmax): Likewise.
24353 (fold_builtin_carg): Likewise.
24354 (fold_builtin_classify): Likewise.
24355 (fold_builtin_unordered_cmp): Likewise.
24357 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
24358 New functions split out from fold_builtin_1.
24359 (fold_builtin_n): New.
24360 (fold_builtin_varargs): New.
24361 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
24363 (fold_call_expr): New.
24364 (build_function_call_expr): Rewrite to use new helper function.
24365 (fold_builtin_call_list): New.
24366 (build_call_expr): New.
24367 (fold_builtin_call_valist): New.
24368 (rewrite_call_expr): New.
24369 (validate_arg): New.
24370 (validate_arglist): Change parameter to be entire CALL_EXPR instead
24371 of an arglist. Change return type to bool. Use new CALL_EXPR
24374 (fold_builtin_strstr): Pass call arguments individually instead
24375 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24376 accessors and constructors. Return NULL_TREE instead of 0.
24377 (fold_builtin_strchr): Likewise.
24378 (fold_builtin_strrchr): Likewise.
24379 (fold_builtin_strpbrk): Likewise.
24380 (fold_builtin_strcat): Likewise.
24381 (fold_builtin_strncat): Likewise.
24382 (fold_builtin_strspn): Likewise.
24383 (fold_builtin_strcspn): Likewise.
24384 (fold_builtin_fputs): Likewise.
24385 (fold_builtin_next_arg): Likewise.
24386 (fold_builtin_sprintf): Likewise.
24388 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
24389 NULL_RTX instead of 0.
24390 (expand_builtin_memory_chk): Likewise.
24391 (maybe_emit_chk_warning): Likewise.
24392 (maybe_emit_sprintf_chk_warning): Likewise.
24394 (fold_builtin_object_size): Pass call arguments individually instead
24395 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24396 accessors and constructors. Return NULL_TREE instead of 0.
24397 (fold_builtin_memory_chk): Likewise.
24398 (fold_builtin_stxcpy_chk): Likewise.
24399 (fold_builtin_strncpy_chk): Likewise.
24400 (fold_builtin_strcat_chk): Likewise.
24401 (fold_builtin_strcat_chk): Likewise.
24402 (fold_builtin_strncat_chk): Likewise.
24403 (fold_builtin_sprintf_chk): Likewise.
24404 (fold_builtin_snprintf_chk): Likewise.
24405 (fold_builtin_printf): Likewise.
24406 (fold_builtin_vprintf): Likewise.
24408 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
24410 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
24411 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24412 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
24413 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
24414 (fold_unary): Likewise.
24415 (fold_binary): Likewise.
24416 (fold_ternary): Remove CALL_EXPR case, since they are no longer
24417 ternary expressions.
24418 (fold): Add logic for tcc_vl_exp.
24419 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
24420 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24421 (fold_build3_stat): Add assertion to flag broken interface for
24422 constructing CALL_EXPRs.
24423 (fold_build_call_list): New.
24424 (fold_build_call_list_initializer): New.
24425 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
24427 (fold_strip_sign_ops): Likewise.
24429 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24430 Brooks Moses <brooks.moses@codesourcery.com>
24431 Lee Millward <lee.millward@codesourcery.com>
24433 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
24434 accessors and dump arguments explicitly.
24436 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
24438 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
24440 (print_call_name): Use new CALL_EXPR accessors.
24442 * print-tree.c (print_node): Add case tcc_vl_exp. Print
24443 CALL_EXPR arguments explicitly instead of as a list. Use
24444 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24446 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
24447 (vrp_visit_stmt): Likewise.
24449 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
24450 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
24452 (force_move_till_expr): Likewise.
24454 * targhooks.c (default_external_stack_protect_fail): Use
24455 build_call_expr instead of build_function_call_expr.
24456 (default_hidden_stack_protect_fail): Likewise.
24458 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
24461 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
24462 and walk arguments explicitly.
24464 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
24465 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24466 (expand_simple_operations): Likewise.
24467 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
24469 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
24470 of TREE_CODE_LENGTH.
24471 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
24473 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
24474 instead of TREE_CODE_LENGTH.
24476 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
24477 (tree_ic_transform): Likewise.
24478 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
24479 parameter instead of arglist. Fix callers.
24480 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
24481 (tree_stringops_transform): Likewise.
24482 (tree_indirect_call_to_profile): Likewise.
24483 (tree_stringops_values_to_profile): Likewise.
24485 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
24486 (eliminate_tail_call): Likewise.
24488 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
24490 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24491 Use TREE_OPERAND_LENGTH and generalize to handle any number of
24493 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
24495 * omp-low.c (build_omp_barrier): Use build_call_expr.
24496 (lower_rec_input_clauses): Likewise.
24497 (lower_reduction_clauses): Likewise.
24498 (expand_parallel_call): Likewise.
24499 (maybe_catch_exception): Likewise.
24500 (expand_omp_for_generic): Likewise.
24501 (expand_omp_for_static_nochunk): Likewise.
24502 (expand_omp_sections): Likewise.
24503 (lower_omp_single_simple): Likewise.
24504 (lower_omp_single_copy): Likewise.
24505 (lower_omp_master): Likewise.
24506 (lower_omp_ordered): Likewise.
24507 (lower_omp_critical): Likewise.
24509 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
24510 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
24512 * tree-gimple.c (is_gimple_call_addr): Fix doc.
24513 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
24514 TREE_CODE_LENGTH. Add tcc_vl_exp case.
24516 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
24517 and generalize to handle any number of operands.
24518 (chrec_contains_undetermined): Likewise.
24519 (tree_contains_chrecs): Likewise.
24520 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
24522 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
24524 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
24525 fold_call_expr instead of fold_builtin.
24526 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
24527 match declarations there.
24528 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
24531 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
24532 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24534 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
24535 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
24537 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
24540 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
24541 (execute_cse_sincos): Use new CALL_EXPR accessors.
24543 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
24545 * gimple-low.c (lower_function_body): Use build_call_expr.
24546 (lower_builtin_setjmp): Likewise.
24548 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
24549 (set_storage_via_libcall): Likewise.
24550 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
24551 instead of TREE_CODE_LENGTH.
24552 (expand_expr_real_1): Use new CALL_EXPR accessors.
24554 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
24555 generalize to handle any number of operands.
24556 (TB_parent_eq): Likewise.
24558 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
24559 (strip_builtin_expect): Likewise.
24561 * function.c (gimplify_parameters): Use build_call_expr.
24563 * tree-vectorizer.c (vect_is_simple_reduction): Use
24564 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24566 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
24567 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
24569 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
24572 * gimplify.c (build_stack_save_restore): Use build_call_expr.
24573 (gimplify_decl_expr): Likewise.
24574 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
24575 Use new CALL_EXPR iterators.
24576 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
24577 (gimplify_modify_expr_to_memset): Likewise.
24578 (gimplify_variable_sized_compare): Likewise.
24579 (gimplify_omp_atomic_fetch_op): Likewise.
24580 (gimplify_omp_atomic_pipeline): Likewise.
24581 (gimplify_omp_atomic_mutex): Likewise.
24582 (gimplify_function_tree): Likewise.
24584 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
24585 (call_expr_flags): Likewise.
24586 (expand_call): Likewise.
24588 * except.c (expand_builtin_eh_return_data_regno): Pass entire
24589 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24592 * coverage.c (create_coverage): Use build_call_expr.
24594 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
24595 (temp_call_expr_obstack): New.
24596 (pool_copy_list): Delete.
24597 (temp_copy_call_expr): New.
24598 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
24599 CALL_EXPR accessors. Get rid of special goo for copying argument
24600 lists and use temp_copy_call_expr instead.
24601 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
24602 CALL_EXPR accessors.
24603 (create_expression_by_pieces): Likewise. Use build_call_array
24604 to construct the result instead of fold_build3.
24605 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
24606 dealing with argument lists.
24607 (init_pre): Remove references to expression_node_pool and
24608 list_node_pool. Init temp_call_expr_obstack instead.
24609 (fini_pre): Remove references to expression_node_pool and
24612 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
24613 and walk arguments explicitly instead of as a list.
24615 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
24616 (mx_register_decls): Likewise.
24617 (mudflap_register_call): Likewise.
24618 (mudflap_finish_file): Likewise.
24620 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
24621 (ipa_callsite_compute_param): Likewise.
24623 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
24624 accessors and constructor.
24626 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
24627 accessors and constructor.
24628 (convert_tramp_reference): Likewise.
24629 (convert_call_expr): Likewise.
24630 (finalize_nesting_tree_1): Likewise.
24632 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
24635 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
24637 * tree-inline.c (initialize_inlined_parameters): Pass entire
24638 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24640 (estimate_num_insns_1): Use new CALL_EXPR accessors.
24641 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
24643 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
24644 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24645 (vectorizable_reduction): Likewise.
24646 (vectorizable_call): Use new CALL_EXPR iterators.
24647 (vectorizable_conversion): Use build_call_expr.
24648 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
24649 (vect_gen_widened_results_half): Use build_call_expr.
24650 (vect_setup_realignment): Likewise.
24651 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
24653 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
24654 (pass_through_call): Likewise.
24655 (compute_object_sizes): Likewise. Use fold_call_expr instead of
24658 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
24659 (tree_gen_pow2_profiler): Likewise.
24660 (tree_gen_one_value_profiler): Likewise.
24661 (tree_gen_ic_func_profiler): Likewise.
24662 (tree_gen_average_profiler): Likewise.
24663 (tree_gen_ior_profiler): Likewise.
24665 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
24666 (find_func_aliases): Use new CALL_EXPR accessors. Add case
24667 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24669 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
24670 of TREE_CODE_LENGTH.
24672 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
24673 of TREE_CODE_LENGTH.
24675 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
24677 (convert_to_integer): Likewise.
24679 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
24682 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24683 Brooks Moses <brooks.moses@codesourcery.com>
24684 Lee Millward <lee.millward@codesourcery.com>
24686 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
24688 * config/frv/frv.c (frv_expand_builtin): Likewise.
24689 * config/s390/s390.c (s390_expand_builtin): Likewise.
24691 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
24692 (sparc_expand_builtin): Use new CALL_EXPR accessors.
24694 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
24695 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
24696 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
24697 (ix86_expand_store_builtin): Likewise.
24698 (ix86_expand_unop_builtin): Likewise.
24699 (ix86_expand_unop1_builtin): Likewise.
24700 (ix86_expand_sse_compare): Likewise.
24701 (ix86_expand_sse_comi): Likewise.
24702 (ix86_expand_vec_init_builtin): Likewise.
24703 (ix86_expand_vec_ext_builtin): Likewise.
24704 (ix86_expand_vec_set_builtin): Likewise.
24705 (ix86_expand_builtin): Use new CALL_EXPR accessors.
24707 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
24708 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
24710 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
24711 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24712 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
24714 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
24716 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
24717 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
24718 arglist. Use new CALL_EXPR accessors. Fix callers.
24719 (altivec_expand_abs_builtin): Likewise.
24720 (rs6000_expand_binop_builtin): Likewise.
24721 (altivec_expand_predicate_builtin): Likewise.
24722 (altivec_expand_lv_builtin): Likewise.
24723 (spe_expand_stv_builtin): Likewise.
24724 (altivec_expand_stv_builtin): Likewise.
24725 (rs6000_expand_ternop_builtin): Likewise.
24726 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
24727 (altivec_expand_st_builtin): Likewise.
24728 (altivec_expand_dst_builtin): Likewise.
24729 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
24730 arglist. Use new CALL_EXPR accessors. Fix callers.
24731 (altivec_expand_vec_set_builtin): Likewise.
24732 (altivec_expand_vec_ext_builtin): Likewise.
24733 (altivec_expand_builtin): Use new CALL_EXPR accessors.
24734 (spe_expand_builtin): Likewise.
24735 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
24736 arglist. Use new CALL_EXPR accessors. Fix callers.
24737 (spe_expand_evsel_builtin): Likewise.
24738 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
24739 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
24741 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
24742 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24743 (arm_expand_unop_builtin): Likewise.
24744 (arm_expand_builtin): Use new CALL_EXPR accessors.
24746 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
24749 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
24750 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
24752 (bfin_expand_unop_builtin): Likewise.
24753 (bfin_expand_builtin): Use new CALL_EXPR accessors.
24755 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24756 Brooks Moses <brooks.moses@codesourcery.com>
24757 Lee Millward <lee.millward@codesourcery.com>
24759 * c-semantics.c (build_stmt): Add internal diagnostic check.
24761 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
24762 accessors. Print arguments explicitly instead of as a list.
24764 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
24766 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
24767 (c_finish_omp_flish): Likewise.
24769 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
24770 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
24771 instead of TREE_CODE_LENGTH.
24772 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
24773 (c_warn_unused_result): Likewise.
24775 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24778 * doc/invoke.texi (Warning Options): Remove
24779 -Werror-implicit-function-declaration.
24780 (Wimplicit-function-declaration): Update description.
24781 * opts.c (common_handle_option): Move handling of -Werror=* to...
24782 (enable_warning_as_error): ...here.
24783 * opts.h (enable_warning_as_error): Declare.
24784 * c-decl.c (implicit_decl_warning): Unless
24785 -Wno-implicit-function-declaration is given, emit a pedwarn if
24786 -std=c99 or emit a warning if -Wimplicit-function-declaration.
24787 * c.opt (Wimplicit-function-declaration): Replace
24788 mesg_implicit_function_declaration with
24789 warn_implicit_function_declaration.
24790 * c-opts.c (c_common_handle_option):
24791 -Werror-implicit-function-declaration is exactly equal as
24792 -Werror=implicit-function-declaration.
24793 (set_Wimplicit): Replace mesg_implicit_function_declaration with
24794 warn_implicit_function_declaration.
24795 (c_common_post_options): -Wimplict-function-declaration is enabled
24796 by default by -std=c99, otherwise is disabled by default.
24797 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
24799 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24801 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
24802 DECL on the rhs to a DECL on the lhs for debug info purposes if the
24803 former is ignored but not the latter.
24805 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24807 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
24808 is made and the reference doesn't use the alias set of its type,
24809 do not create the temporary using that type.
24811 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
24813 * jump.c: Remove prototypes for delete_computation and
24814 delete_prior_computation.
24816 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24818 * jump.c (get_label_after): Delete.
24819 (get_label_before, delete_computation, delete_jump,
24820 delete_prior_computation, follow_jumps): Move...
24821 * reorg.c (delete_computation, delete_prior_computation): ... here...
24822 (get_label_before, delete_jump): ... making these static ...
24823 (follow_jumps): ... and simplifying this since it only runs after
24825 * rtl.h (get_label_after, get_label_before, delete_jump,
24826 follow_jumps): Delete prototypes.
24828 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24830 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
24832 2007-02-15 Nick Clifton <nickc@redhat.com>
24834 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
24835 order to prevent it from being munged by the target.
24837 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
24839 * config/i386/i386.md: Remove misleading comment.
24841 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24843 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
24844 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
24847 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24849 * tree-sra.c (instantiate_missing_elements): Canonicalize
24851 (sra_build_assignment): New.
24852 (generate_copy_inout, generate_element_copy,
24853 generate_element_zero, generate_one_element_init): Use it.
24855 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24857 * tree-sra.c (instantiate_missing_elements): Canonicalize
24859 (sra_build_assignment): New.
24860 (generate_copy_inout, generate_element_copy,
24861 generate_element_zero, generate_one_element_init): Use it.
24863 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24865 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
24868 2007-02-14 Joseph Myers <joseph@codesourcery.com>
24870 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
24871 types as aggregates not scalars.
24872 * function.c (assign_stack_temp_for_type): Likewise.
24874 2007-02-14 Roger Sayle <roger@eyesopen.com>
24875 Zdenek Dvorak <dvorakz@suse.cz>
24877 * tree-dump.c (dump_switch_p_1): Require exact match of the option
24880 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
24882 * passes.c (next_pass_1): Clear the next field of the copied
24885 2007-02-14 Richard Henderson <rth@redhat.com>
24887 * tree-sra.c (early_sra): New.
24888 (decl_can_be_decomposed_p): Deny va_list if early_sra.
24889 (tree_sra_early, pass_sra_early): New.
24890 * tree-pass.h (pass_sra_early): Declare.
24891 * passes.c (init_optimization_passes): Use it.
24893 2007-02-14 Richard Guenther <rguenther@suse.de>
24895 * flags.h (issue_strict_overflow_warning): Convert to a macro.
24897 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
24899 PR tree-optimization/30771
24900 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
24902 (vect_analyze_operations): Induction phis can now be marked as
24904 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
24905 Update documentation accordingly.
24907 2007-02-14 Nick Clifton <nickc@redhat.com>
24909 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
24910 most 3 arguments are supported.
24911 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
24913 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
24915 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
24916 Ensure dst->current is valid.
24918 2007-02-13 Paul Brook <paul@codesourcery.com>
24920 * config.gcc: Add arm*-*-uclinux-*eabi.
24921 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
24922 (SUBTARGET_EXTRA_LINK_SPEC): Define.
24923 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
24924 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
24925 (LINK_SPEC): Define.
24926 (LIB_SPEC): Define.
24927 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
24929 * config/arm/uclinux-eabi.h: New file.
24930 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
24931 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
24934 2007-02-13 Ian Lance Taylor <iant@google.com>
24936 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
24937 * flags.h (warn_strict_overflow): Declare.
24938 (enum warn_strict_overflow_code): Define.
24939 (issue_strict_overflow_warning): New static inline function.
24940 * opts.c (warn_strict_overflow): New variable.
24941 (common_handle_option): Handle OPT_Wstrict_overflow and
24942 OPT_Wstrict_overflow_.
24943 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
24945 * fold-const.c: Include intl.h.
24946 (fold_deferring_overflow_warnings): New static variable.
24947 (fold_deferred_overflow_warning): New static variable.
24948 (fold_deferred_overflow_code): New static variable.
24949 (fold_defer_overflow_warnings): New function.
24950 (fold_undefer_overflow_warnings): New function.
24951 (fold_undefer_and_ignore_overflow_warnings): New function.
24952 (fold_deferring_overflow_warnings_p): New function.
24953 (fold_overflow_warning): New static function.
24954 (make_range): Add strict_overflow_p parameter. Change all
24956 (extract_muldiv, extract_muldiv_1): Likewise.
24957 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
24958 tree_expr_nonnegative_p.
24959 (fold_negate_expr): Call fold_overflow_warning.
24960 (fold_range_test): Likewise.
24961 (fold_comparison): Likewise.
24962 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
24963 instead of tree_expr_nonnegative_p.
24964 (tree_expr_nonnegative_warnv_p): Rename from
24965 tree_expr_nonnegative_p, add strict_overflow_p parameter.
24966 (tree_expr_nonnegative_p): New function.
24967 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
24968 strict_overflow_p parameter.
24969 (tree_expr_nonzero_p): New function.
24970 * passes.c (verify_interpass_invariants): New static function.
24971 (execute_one_pass): Call it.
24972 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
24974 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
24975 (estimate_numbers_of_iterations): Likewise.
24976 (scev_probably_wraps_p): Likewise.
24977 * tree-ssa-ccp.c: Include "toplev.h".
24978 (evaluate_stmt): Defer fold overflow warnings until we know we are
24980 (struct fold_stmt_r_data): Add stmt field.
24981 (fold_stmt_r): Defer fold overflow warnings until we know we
24983 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
24984 (fold_stmt_inplace): Likewise.
24985 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
24986 (cleanup_control_expr_graph): Defer fold overflow warnings until
24987 we know we are going to optimize.
24988 * tree-cfg.c (fold_cond_expr_cond): Likewise.
24989 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
24991 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
24992 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
24993 * tree-ssa-loop-manip.c (create_iv): Likewise.
24994 * c-typeck.c (build_conditional_expr): Likewise.
24995 (build_binary_op): Likewise.
24996 * tree-vrp.c (vrp_expr_computes_nonzero): Call
24997 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
24998 (extract_range_from_unary_expr): Likewise.
24999 * simplify-rtx.c (simplify_const_relational_operation): Warn when
25000 assuming that signed overflow does not occur.
25001 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
25002 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
25003 (fold_defer_overflow_warnings): Declare.
25004 (fold_undefer_overflow_warnings): Declare.
25005 (fold_undefer_and_ignore_overflow_warnings): Declare.
25006 (fold_deferring_overflow_warnings_p): Declare.
25007 (tree_expr_nonzero_warnv_p): Declare.
25008 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
25009 of warning options.
25010 (Warning Options): Document -Wstrict-overflow.
25011 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
25012 (tree-ssa-ccp.o): Likewise.
25013 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
25014 (fold-const.o): Depend on intl.h.
25016 2007-02-13 Ian Lance Taylor <iant@google.com>
25018 PR middle-end/30751
25019 * lower-subreg.c (resolve_simple_move): Decompose subregs in
25022 2007-02-13 Stuart Hastings <stuart@apple.com>
25024 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
25026 2007-02-13 Richard Henderson <rth@redhat.com>
25028 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
25029 handled_component_p before looking for the indirect_ref.
25031 2007-02-13 Richard Henderson <rth@redhat.com>
25033 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
25034 remove flags clobber.
25035 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
25036 (bswaphi_lowpart): New.
25037 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
25038 remove TARGET_BSWAP test. Delete expander of the same name.
25040 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
25041 (expand_unop): Use them.
25043 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
25045 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
25046 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
25047 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
25048 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
25049 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
25050 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
25051 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
25052 assembler dialect choice from asm templates.
25054 2007-02-12 Richard Henderson <rth@redhat.com>
25056 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
25057 (fixuns_trunc<SSEMODEF>si2): Use it.
25058 * config/i386/sse.md (vec_setv4sf_0): Export.
25059 * config/i386/i386.c (ix86_build_const_vector): Export.
25060 (ix86_split_convert_uns_si_sse): Rename from
25061 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
25062 * config/i386/i386-protos.h: Update.
25064 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25067 * c-typeck.c (c_finish_return): Improve warning message.
25069 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25071 * alias.c (find_symbolic_term): Delete unused function.
25073 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
25075 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
25076 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
25077 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
25079 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
25081 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
25082 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
25083 the function, temporarily point the debug interface to the null one.
25085 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
25087 * dwarf2out.c (round_up_to_align): New static function.
25088 (field_byte_offset): Use it to round the offset.
25090 2007-02-12 Richard Henderson <rth@redhat.com>
25092 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
25093 (inswl_const): Export.
25095 2007-02-12 Richard Henderson <rth@redhat.com>
25097 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
25098 result mode of the libcall, convert back to outmode.
25100 2007-02-12 Roger Sayle <roger@eyesopen.com>
25102 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
25103 (bswapdi2): New define_expand to implement 32-bit implementation.
25105 2007-02-12 Nick Clifton <nickc@redhat.com>
25107 * doc/invoke.texi (Overall Options): Document --help=.
25108 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
25109 (cc1_options): Pass --help= on to cc1.
25110 (display_help): Add description of --help=.
25111 (process_command): Add code to handle --help=. Allow translated
25112 --help and --target-help switches to be passed on to compiler
25114 (main): Remove unused if statement.
25115 * opts.c (columns): Remove.
25116 (LEFT_COLUMN): Define.
25117 (wrap_help): Add columns argument.
25118 (print_filtered_help): Change parameters to be an include bitmask,
25119 an exclude bitmask, an any bitmask and the column width. Move the
25120 code to display the params list here. Add code to display the
25121 status of options rather than their descriptions if the quiet flag
25123 (print_specific_help): Change parameters to be an include bitmask,
25124 an exclude bitmask and an any bitmask. Move code to look up the
25125 column width here. Decide upon the title for an options listing.
25126 (common_handle_options): Add code to handle --help=. Adapt code
25127 for --help and --target-help to use the revised form of the
25128 print_specific_help function.
25129 (print_help): Delete.
25130 (print_param_help): Delete.
25131 (print_switch): Delete.
25132 * opts.h (cl_lang_count): Add prototype.
25133 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
25134 CL_MAX_OPTION_CLASS): New defines.
25135 * optc-gen.awk: Add construction of cl_lang_count.
25136 * c.opt: Add Warning attribute to warning options and Optimization
25137 attribute to optimization options.
25138 * common.opt: Likewise.
25140 Add -fhelp and -ftarget-help as aliases for the transformed --help
25141 and --target-help options.
25142 * opt-functions.awk: Add code to handle Warning and Optimization
25145 2007-02-12 Richard Henderson <rth@redhat.com>
25147 * config/alpha/constraints.md: New file.
25148 * config/alpha/alpha.c: Include tm-constrs.h.
25149 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
25150 alpha_extra_constraint): Remove.
25151 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
25152 * config/alpha/alpha-protos.h: Update.
25153 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
25154 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
25155 (EXTRA_CONSTRAINT): Remove.
25156 * config/alpha/alpha.md: Include constraints.md.
25157 (adddi splitter): Use satisfies_constraint_*.
25158 * config/alpha/predicates.md (add_operand): Likewise.
25159 (sext_add_operand, addition_operation): Likewise.
25161 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
25163 PR tree-optimization/29145
25164 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
25165 in our handling of restrict qualified pointers.
25167 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25170 * doc/invoke.texi (Wunused-value): Update description.
25171 (Wextra): Delete item.
25172 * opts.c (set_Wextra): Don't use the value of Wextra to set the
25173 value of Wunused-value.
25174 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
25175 (c_finish_stmt_expr): Don't check extra_warnings.
25176 (emit_side_effect_warnings): The caller is responsible to check
25179 2007-02-11 Roger Sayle <roger@eyesopen.com>
25180 Matt Thomas <matt@3am-software.com>
25182 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
25184 2007-02-11 Roger Sayle <roger@eyesopen.com>
25186 * simplify-rtx.c (simplify_relational_operation_1): Optimize
25187 comparisons of POPCOUNT against zero.
25188 (simplify_const_relational_operation): Likewise.
25190 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25192 * doc/invoke.texi (Wextra): Delete outdated paragraph.
25194 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25196 * dwarf2out.c (root_type): Delete unused function.
25198 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25200 * genattrtab.c (contained_in_p): Delete unused function.
25201 (write_expr_attr_cache): Likewise.
25203 2007-02-11 Jan Hubicka <jh@suse.cz>
25205 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
25208 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
25210 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
25211 to add the REG_EQ* note.
25212 * see.c (see_merge_one_use_extension): Likewise.
25213 * local-alloc.c (update_equiv_regs): Likewise. Also don't
25214 turn REG_EQUAL notes into REG_EQUIV notes if the target
25215 register may have more than one set.
25216 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
25217 * gcse.c (try_replace_reg): Likewise.
25218 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
25219 * calls.c (fixup_tail_calls): Likewise. Abort if there is
25220 more than one REG_EQUIV note.
25221 * reload1.c (gen_reload): Use set_unique_reg_note.
25223 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
25225 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
25226 (ix86_builtin_conversion): New function.
25228 2007-02-06 Mark Mitchell <mark@codesourcery.com>
25231 * tree.h (DECL_REPLACEABLE_P): New macro.
25232 * except.c (set_nothrow_function_flags): Likewise.
25234 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
25235 Ira Rosen <irar@il.ibm.com>
25236 Dorit Nuzman <dorit@il.ibm.com>
25238 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
25239 * targhooks.c (default_builtin_vectorized_conversion): New.
25240 * targhooks.h (default_builtin_vectorized_function): New declaration.
25241 * target.h (struct vectorize): Add builtin_conversion field.
25242 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
25243 stmt_vec_info_type value.
25244 (vectorizable_conversion): New declaration.
25245 * tree-vect-analyze.c (vect_analyze_operations): Add
25246 vectorizable_conversion call.
25247 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
25248 * tree-vect-transform.c (vectorizable_conversion): New function.
25249 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
25250 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
25252 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
25253 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
25254 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
25255 or ALTIVEC_BUILTIN_VCFSX.
25257 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25260 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
25261 CONST_DOUBLE and operand 0 is a hard register.
25262 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
25263 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
25264 is a hard floating-point register.
25266 2007-02-10 Richard Henderson <rth@redhat.com>
25267 Jakub Jelinek <jakub@redhat.com>
25268 Alexandre Oliva <aoliva@redhat.com>
25270 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
25271 * builtin-types.def (BT_WORD): Make unsigned.
25272 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
25273 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
25274 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
25275 * c-decl.c (grokdeclarator): Don't error if !have_tls.
25276 * c-parser.c (c_parser_omp_threadprivate): Likewise.
25277 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
25279 * expr.c (emutls_var_address): New.
25280 (expand_expr_real_1): Expand emulated tls.
25281 (expand_expr_addr_expr_1): Likewise.
25282 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
25283 * output.h (emutls_finish): Declare.
25284 * toplev.c (compile_file): Call it.
25285 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
25286 address before wrapping in CONST.
25287 * varasm.c (emutls_htab, emutls_object_type): New.
25288 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
25289 (get_emutls_object_name, get_emutls_object_type): New.
25290 (get_emutls_init_templ_addr, emutls_decl): New.
25291 (emutls_common_1, emutls_finish): New.
25292 (assemble_variable): When emulating tls, swap decls; generate
25293 constructor for the emutls objects.
25294 (do_assemble_alias): When emulating tls, swap decl and target name.
25295 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
25297 * varpool.c (decide_is_variable_needed): Look at force_output.
25298 Recurse for emulated tls.
25299 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
25300 with decide_is_variable_needed.
25301 * emutls.c: New file.
25302 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
25303 tls_object for real tls.
25305 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
25307 PR rtl-optimization/29599
25308 * reload1.c (eliminate_regs_in_insn): Take the destination
25309 mode into account when computing the offset.
25311 2007-02-09 Stuart Hastings <stuart@apple.com>
25312 Richard Henderson <rth@redhat.com>
25314 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
25315 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
25316 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
25317 fixuns_truncdfhi2): New.
25318 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
25319 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
25320 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
25321 (floatunssidf2): Allow nonimmediate source.
25322 * config/i386/sse.md (movdi_to_sse): New.
25323 (vec_concatv2di): Drop '*'.
25324 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
25325 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
25326 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
25328 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
25329 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
25330 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
25331 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
25332 (ix86_build_signbit_mask): Fix decl of v, refactor to call
25333 ix86_build_const_vector.
25334 (x86_emit_floatuns): Rewrite.
25336 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25338 * genautomata.c (longest_path_length): Delete unused function.
25339 (struct state): Delete unused longest_path_length.
25340 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
25341 (get_free_state): Delete unused.
25343 2007-02-09 Jan Hubicka <jh@suse.cz>
25345 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
25346 * doc/invoke.texi (inline-unit-growth): Update default value.
25348 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
25349 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
25350 (rebuild_cgraph_edges): Likewise.
25351 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
25352 (dump_cgraph_node): Dump frequencies.
25353 (cgraph_clone_edge): Add frequency scales.
25354 (cgraph_clone_node): Add freuqnecy.
25355 * cgraph.h (cgraph_edge): Add freuqnecy argument.
25356 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
25357 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
25358 * tree-pass.h (TODO_rebuild_frequencies): New constant.
25359 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
25360 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
25361 (save_inline_function_body): Likewise.
25362 * ipa-inline.c: inluce rtl.h
25363 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
25364 (cgraph_edge_badness): Use frequencies.
25365 (cgraph_decide_recursive_inlining): Update clonning.
25366 (cgraph_decide_inlining_of_small_function): Dump frequency.
25367 * predict.c (estimate_bb_frequencies): Export.
25368 * predict.h (estimate_bb_frequencies): Declare.
25369 * tree-inline.c (copy_bb): Watch overflows.
25370 (expand_call_inline): Update call of cgraph_create_edge.
25371 (optimize_inline_calls): Use TODO flags to update frequnecies.
25372 * passes.h: Include predict.h
25373 (init_optimization_passes): Move profile ahead.
25374 (execute_function_todo): Handle TODO_rebuild_frequencies.
25376 2007-02-09 Roger Sayle <roger@eyesopen.com>
25378 * config/alpha/alpha.c (emit_insxl): Force the first operand of
25379 the insbl or inswl pattern into a register.
25381 2007-02-09 Roger Sayle <roger@eyesopen.com>
25383 * config/ia64/ia64.md (bswapdi2): New define_insn.
25385 2007-02-09 Richard Henderson <rth@redhat.com>
25387 * config/i386/constraints.md (Ym): New constraint.
25388 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
25389 (movdi_1_rex64): Split sse and xmm general register moves from
25390 memory move alternatives. Use conditional register constraints.
25391 (movsf_1, movdf_integer): Likewise.
25392 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
25393 (movdf_integer_rex64): New.
25394 (pushsf_rex64): Fix output constraints.
25395 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
25396 (sse2_stored): Likewise.
25397 (sse2_storeq_rex64): New.
25398 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
25399 amd and not generic.
25400 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
25401 for optimize_size. Remove SF/DFmode hack.
25403 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25405 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
25408 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
25409 Richard Sandiford <richard@codesourcery.com>
25411 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
25412 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
25413 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
25414 m68k/t-mlib to tmake_file.
25415 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
25416 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
25417 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
25418 Allow it to be cf or m68k. Set m68k_arch_family. If that
25419 variable is not empty, add t-$m68k_arch_family to tmake_file.
25420 Add t-mlibs to tmake_file.
25421 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
25422 * config/m68k/t-cf: New file.
25423 * config/m68k/t-m68k: Likewise.
25424 * config/m68k/t-mlibs: Likewise.
25425 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25426 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25427 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
25428 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25429 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
25431 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
25432 (INSTALL_LIBGCC): Delete.
25433 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
25434 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25435 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25436 (M68K_MLIB_CPU): Define.
25437 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25438 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25439 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
25441 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
25442 Richard Guenther <rguenther@suse.de>
25444 PR middle-end/23361
25445 * fold-const.c (fold_comparison): Handle obfuscated comparisons
25446 against INT_MIN/INT_MAX.
25447 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
25448 file if a loop is removed.
25450 2007-02-09 Joseph Myers <joseph@codesourcery.com>
25452 * calls.c (store_one_arg): Pass correct alignment to
25453 emit_push_insn for non-BLKmode values.
25454 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
25455 unaligned stack slot via a suitably aligned slot.
25457 2007-02-08 DJ Delorie <dj@redhat.com>
25459 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
25461 (legal_subregs): Use unsigned char, make const.
25462 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
25464 2007-02-08 Paul Brook <paul@codesourcery.com>
25466 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
25467 special interworking needed.
25469 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
25471 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
25472 conditional to __SSE2__.
25473 (Entries below should have been added to first ChangeLog
25474 entry for amdfam10 dated 2007-02-05)
25475 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
25477 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
25479 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
25482 2007-02-08 DJ Delorie <dj@redhat.com>
25484 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
25485 * config/m32c/m32c.c (legal_subregs): New.
25486 (m32c_illegal_subreg_p): New.
25487 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
25488 unsupported subregs of hard regs.
25490 2007-02-08 Jan Hubicka <jh@suse.cz>
25492 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
25493 the same one; always update histograms.
25495 2007-02-08 Diego Novillo <dnovillo@redhat.com>
25497 * passes.c (init_optimization_passes): Tidy comment.
25499 2007-02-08 Roger Sayle <roger@eyesopen.com>
25501 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
25502 strip zero_extend, bswap and rotates from POCOUNT's argument.
25503 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
25504 zero_extend and rotates from PARITY's argument.
25505 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
25506 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
25507 of an integer constant at compile-time.
25509 2007-02-08 Diego Novillo <dnovillo@redhat.com>
25512 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
25514 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
25517 * tree-ssa-live.c (remove_unused_locals): Do not remove
25518 TREE_ADDRESSABLE variables.
25519 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
25520 * tree-ssa-operands.c (add_virtual_operand): Remove argument
25521 FOR_CLOBBER. Update all users.
25522 If VAR has an associated alias set, add a virtual operand for
25523 it if no alias is found to conflict with the memory reference.
25525 2007-02-07 Jan Hubicka <jh@suse.cz>
25526 Robert Kidd <rkidd@crhc.uiuc.edu>
25528 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
25530 2007-02-07 Ian Lance Taylor <iant@google.com>
25532 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
25534 2007-02-07 Roger Sayle <roger@eyesopen.com>
25536 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
25537 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
25538 tablejumpdi, movsi_to_cr_one): Remove constraints from
25539 define_expand's match_operands.
25541 2007-02-07 Roger Sayle <roger@eyesopen.com>
25543 * global.c (compute_regsets): Move declatation of "i" inside of
25544 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
25546 2007-02-07 Jakub Jelinek <jakub@redhat.com>
25549 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
25550 of INDIRECT_REF <RESULT_DECL>.
25552 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
25554 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
25555 Kaz Kojima <kkojima@gcc.gnu.org>
25558 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
25560 (sh_initialize_trampoline): Add parentheses to avoid a warning.
25562 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
25564 * doc/loop.texi: Document possibility not to perform disambiguation
25565 of loops with multiple latches.
25566 * cfgloopmanip.c (alp_enum_p): Removed.
25567 (add_loop): Handle subloops. Use get_loop_body_with_size.
25568 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
25569 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
25570 the new forwarder block.
25571 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
25572 Handle the case latch is NULL.
25573 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
25574 modifications when marking loop exits.
25575 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
25577 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
25578 disambiguate_loops_with_multiple_latches.
25579 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
25580 before fix_loop_structure.
25581 * cfgloop.c: Include pointer-set.h and output.h.
25582 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
25583 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
25584 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
25585 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
25586 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
25587 disambiguate_multiple_latches, get_loop_body_with_size,
25588 disambiguate_loops_with_multiple_latches): New functions.
25589 (flow_loop_dump): Dump multiple latch edges.
25590 (flow_loop_nodes_find): Handle loops with multiple latches.
25591 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
25592 (glb_enum_p): Modified.
25593 (get_loop_body): Use get_loop_body_with_size.
25594 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
25595 (AVOID_CFG_MODIFICATIONS): New constant.
25596 (disambiguate_loops_with_multiple_latches, add_loop,
25597 get_loop_body_with_size): Declare.
25598 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
25600 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
25602 PR inline-asm/28686
25603 * global.c (compute_regsets): New function.
25604 (global_alloc): Refactored ELIMINABLE_REGSET
25605 and NO_GLOBAL_ALLOC_REGS computation out.
25606 (rest_of_handle_global_alloc): Call compute_regsets()
25607 for non-optimizing case.
25609 2007-02-06 Richard Henderson <rth@redhat.com>
25611 * config/i386/constraints.md (Y2): Rename from Y.
25612 (Yi): New constraint.
25613 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
25614 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
25615 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
25616 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
25617 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
25618 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
25619 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
25620 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
25621 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
25622 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
25623 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
25624 vec_extractv2si_1): Change Y constraints to Y2.
25625 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
25626 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
25627 Change Y constraints to Y2.
25628 (sse2_loadld): Change Y constraints to x.
25630 2007-02-06 Roger Sayle <roger@eyesopen.com>
25632 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
25633 (parity<mode>2): New define_expand using rs6000_emit_parity.
25634 * config/rs6000/rs6000.c (rs6000_emit_popcount,
25635 rs6000_emit_parity): New functions.
25636 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
25637 rs6000_emit_parity): Prototype here.
25639 2007-02-06 Ian Lance Taylor <iant@google.com>
25641 * lower-subreg.c (simple_move_operand): Reject CONST.
25642 (resolve_clobber): Call validate_change rather than directly
25643 assigning to XEXP (pat, 0).
25645 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25647 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
25648 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
25649 (tree-cfg.o): Remove hashtab.h dependency.
25651 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
25652 (struct ivopts_data): Change niters to pointer_map_t.
25653 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
25654 (niter_for_exit): Create pointer_map on demand. Change for
25656 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
25657 (free_loop_data): Destroy data->niters if created and reset field.
25658 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
25659 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
25661 * tree-ssa-reassoc.c: Include pointer-set.h.
25662 (bb_rank): Change to long *.
25663 (operand_rank): Change to pointer_map_t.
25664 (find_operand_rank): Return long, -1 if not found. Declare as inline.
25665 (insert_operand_rank): Accept long.
25666 (operand_entry_hash, operand_entry_eq): Remove.
25667 (get_rank): Return long. Adjust for changes above.
25668 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
25670 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
25672 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
25673 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
25674 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
25676 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
25677 directly since it cannot be NULL.
25678 (get_vi_for_tree): Rewrite for pointer_map API.
25679 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
25680 (init_alias_vars): Create vi_for_tree as pointer_map.
25681 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
25683 * tree-cfg.c: Don't include hashtab.h.
25684 (edge_to_cases): Declare as pointer_map.
25685 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
25687 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
25688 (start_recording_case_labels): Create edge_to_cases as pointer_map.
25689 (end_recoding_case_labels): Cleanup edge_to_cases manually before
25691 (record_switch_edge): Delete.
25692 (get_cases_for_edge): Adjust for pointer_map API, inline
25693 record_switch_edge (rewritten for new API), remove goto.
25695 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25697 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
25698 * tree-nested.c: Include pointer-set.h.
25699 (var_map_elt, var_map_eq, var_map_hash): Delete.
25700 (struct nesting_info): Remove GTY marker. Change the two htab_t's
25701 to pointer_map_t's.
25702 (nesting_info_bitmap_obstack): New.
25703 (lookup_field_for_decl): Adjust for pointer_map API.
25704 (lookup_tramp_for_decl): Adjust for pointer_map API.
25705 (get_nonlocal_debug_decl): Adjust for pointer_map API.
25706 (get_local_debug_decl): Adjust for pointer_map API.
25707 (convert_nl_goto_reference): Adjust for pointer_map API.
25708 (convert_nl_goto_receiver): Adjust for pointer_map API.
25709 (create_nesting_tree): Create outside GGC space. Create bitmap on
25710 the new obstack. Create field_map and var_map as pointer_maps.
25711 (free_nesting_tree): Adjust for changes to create_nesting_tree.
25713 (lower_nested_functions): Move root here, no need to NULL it.
25714 Initialize and release the obstack.
25716 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
25718 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
25719 Remove prototypes and make them non-static.
25720 (struct tree_int_map): Remove.
25721 * tree.h (struct tree_int_map): Move here, turning TO into an
25723 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
25725 * tree.h (TREE_COMPLEXITY): Remove.
25726 (struct tree_exp): Remove complexity field.
25727 * tree.c (build1_stat): Don't set it.
25729 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
25730 Victor Kaplansky <victork@il.ibm.com>
25732 * tree-vectorizer.c (vect_is_simple_use): Support induction.
25733 (vect_is_simple_reduction): Support reduction with induction as
25734 one of the operands.
25735 (vect_is_simple_iv_evolution): Fix formatting.
25736 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
25737 formatting. Don't mark induction phis for vectorization.
25738 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
25739 * tree-vect-transform.c (get_initial_def_for_induction): New function.
25740 (vect_get_vec_def_for_operand): Support induction.
25741 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
25743 (vectorizable_reduction): Support reduction with induction as one of
25745 (vectorizable_type_demotion): Use def-type of stmt argument rather
25746 than dummy def-type.
25748 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
25749 flag_tree_scev_cprop.
25750 * common.opt (tree-scev-cprop): New flag.
25752 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
25753 call to vect_get_new_vect_var.
25755 2007-02-06 Ira Rosen <irar@il.ibm.com>
25757 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
25758 vectype is not NULL.
25759 (vect_pattern_recog_1): Likewise.
25761 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25763 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
25764 (fold_negate_expr): Likewise.
25766 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
25769 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
25770 even if cv-qualification is the same.
25772 2007-02-05 Geoffrey Keating <geoffk@apple.com>
25774 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
25775 __enable_execute_stack on completion.
25777 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25779 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
25780 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
25781 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
25782 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
25783 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
25784 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
25785 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
25786 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
25788 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25790 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
25791 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
25792 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
25793 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
25794 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
25795 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
25796 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
25797 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
25798 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
25799 umuldi3_highpart_rex64, umulsi3_highpart_insn,
25800 umulsi3_highpart_zext, smuldi3_highpart_rex64,
25801 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
25802 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
25803 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
25804 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
25805 sqrtextenddfxf2_i387): Added amdfam10_decode.
25807 * config/i386/athlon.md (athlon_idirect_amdfam10,
25808 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
25809 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
25810 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
25811 athlon_ivector_store_amdfam10): New define_insn_reservation.
25812 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
25815 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25817 * config/i386/athlon.md (athlon_call_amdfam10,
25818 athlon_pop_amdfam10, athlon_lea_amdfam10): New
25819 define_insn_reservation.
25820 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
25821 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
25822 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
25824 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25826 * config/i386/athlon.md (athlon_sseld_amdfam10,
25827 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
25828 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
25830 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25832 * config/i386/athlon.md (athlon_sseins_amdfam10): New
25833 define_insn_reservation.
25834 * config/i386/i386.md (sseins): Added sseins to define_attr type
25835 and define_attr unit.
25836 * config/i386/sse.md: Set type attribute to sseins for insertq
25839 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25841 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
25842 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
25843 ssecomi_load_amdfam10, ssecomi_amdfam10,
25844 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
25845 define_insn_reservation.
25846 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
25848 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25850 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
25851 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
25852 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
25853 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
25854 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
25855 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
25856 define_insn_reservation.
25858 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
25859 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
25860 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
25861 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
25862 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
25864 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25866 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
25867 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
25868 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
25869 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
25870 athlon_ssemul_load_k8): Added amdfam10.
25872 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25874 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
25875 (x86_sse_unaligned_move_optimal): New variable.
25877 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
25879 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
25880 for unaligned vector SSE double/single precision loads for AMDFAM10.
25882 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25884 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
25885 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
25886 Define TARGET_CPU_DEFAULT_amdfam10.
25887 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
25888 (processor_type): Add PROCESSOR_AMDFAM10.
25890 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
25891 processor_type in config/i386/i386.h.
25892 Enable imul peepholes for TARGET_AMDFAM10.
25894 * config.gcc: Add support for --with-cpu option for amdfam10.
25896 * config/i386/i386.c (amdfam10_cost): New variable.
25897 (m_AMDFAM10): New macro.
25898 (m_ATHLON_K8_AMDFAM10): New macro.
25899 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
25900 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
25901 x86_promote_QImode, x86_integer_DFmode_moves,
25902 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25903 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
25904 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
25905 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
25906 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
25907 Enable/disable for amdfam10.
25908 (override_options): Add amdfam10_cost to processor_target_table.
25909 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
25910 processor_alias_table.
25911 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
25912 (ix86_adjust_cost): Add code for amdfam10.
25914 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25916 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
25917 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
25918 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
25919 * config/i386/i386.h: Add builtin definition for SSE4A.
25920 * config/i386/i386.md: Add support for ABM instructions
25921 (popcnt and lzcnt).
25922 * config/i386/sse.md: Add support for SSE4A instructions
25923 (movntss, movntsd, extrq, insertq).
25924 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
25925 Add -march=amdfam10 flag.
25926 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
25927 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
25929 * doc/extend.texi: Add documentation for SSE4A builtins.
25931 2007-02-05 Bob Wilson <bob.wilson@acm.org>
25933 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
25935 2007-02-05 Richard Guenther <rguenther@suse.de>
25937 * tree-vectorizer.h (vectorizable_function): Add argument type
25938 argument, change return type.
25939 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
25940 * tree-vect-transform.c (vectorizable_function): Handle extra
25941 argument, return vectorized function decl.
25942 (build_vectorized_function_call): Remove.
25943 (vectorizable_call): Handle calls with result and argument types
25944 differing. Handle loop vectorization factor correctly.
25945 * targhooks.c (default_builtin_vectorized_function): Adjust for
25947 * targhooks.h (default_builtin_vectorized_function): Likewise.
25948 * target.h (builtin_vectorized_function): Add argument type
25950 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
25951 extra argument, allow vectorizing of lrintf.
25952 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
25953 documentation of target hook.
25955 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
25958 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
25959 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
25960 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
25962 2007-02-05 Roger Sayle <roger@eyesopen.com>
25964 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
25965 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
25966 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
25967 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
25968 before canonicalizing sincos to cexpi.
25969 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
25971 2007-02-05 Roger Sayle <roger@eyesopen.com>
25973 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
25974 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
25975 (alpha_init_builtins): Use alpha_add_builtins to process tables.
25977 2007-02-05 Roger Sayle <roger@eyesopen.com>
25979 * mips-tfile.c (initialize_init_file): Correct endianness test.
25981 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
25983 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
25984 the 'y' constraint.
25986 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25988 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
25989 saves in a PARALLEL before the register assignments.
25991 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25993 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
25994 DWARF_FRAME_RETURN_COLUMN to be a general register.
25995 * dwarf2out.c (init_return_column_size): New function, split from...
25996 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
25997 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
25998 to be nongeneral registers.
25999 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
26001 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
26002 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
26004 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
26006 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
26008 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
26010 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
26011 (remove_path): Use can_remove_branch_p and remove_branch instead
26012 of loop_delete_branch_edge.
26013 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
26014 (tree_transform_and_unroll_loop): Remove dead branches immediately.
26015 Update profile using scale_dominated_blocks_in_loop.
26016 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
26017 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
26018 (can_remove_branch_p, remove_branch): Declare.
26019 * tree-cfg.c (tree_can_remove_branch_p): New function.
26020 (tree_cfg_hooks): Add tree_can_remove_branch_p.
26021 * cfgrtl.c (rtl_can_remove_branch_p): New function.
26022 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
26024 2007-02-05 Jan Hubicka <jh@suse.cz>
26026 PR middle-end/30696
26027 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
26028 nodes in cgraph, don't remove offline copy of the function.
26030 2007-02-04 Jan Hubicka <jh@suse.cz>
26032 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
26033 vectors might cause maybe_lookup_element_for_expr to be called
26034 on non-sra-candidate.
26036 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
26038 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
26039 config/bfin/bfin.md, config/bfin/predicates.md: Follow
26040 spelling conventions.
26042 2007-02-04 Richard Guenther <rguenther@suse.de>
26044 PR middle-end/30636
26045 * fold-const.c (try_move_mult_to_index): Make sure to not
26046 overflow one dimension of a multi-dimensional array access.
26048 2007-02-04 Jan Hubicka <jh@suse.cz>
26050 * passes.c (init_optimization_passes): Reindent.
26052 2007-02-04 Jan Hubicka <jh@suse.cz>
26053 Eric Botcazou <ebotcazou@adacore.com>
26055 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
26056 (execute_fixup_cfg): Break out the abnormal goto code.
26057 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
26058 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
26059 (optimize_inline_calls): Call make_nonlocal_label_edges.
26061 2007-02-04 Jan Hubicka <jh@suse.cz>
26063 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
26064 true when something was changed.
26065 (rename_ssa_copies): When something was changed, do
26066 TODO_remove_unused_locals.
26067 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26068 add TODO_remove_unused_locals when instruction was removed.
26070 2007-02-04 Jan Hubicka <jh@suse.cz>
26072 * ipa-inline.c (try_inline): Improve debug output; work on already
26074 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
26075 call try_inline for already inlined edges too when flattening;
26076 inline also functions that make callee growth but overall unit size
26079 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
26081 * config/m32c/bitops.md, config/m32c/jump.md,
26082 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
26083 config/m32r/m32r.h, config/m32r/m32r.md,
26084 config/m32r/predicates.md, config/m68hc11/larith.asm,
26085 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
26086 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
26087 config/mips/mips-protos.h, config/mips/mips.c,
26088 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
26089 config/mn10300/mn10300.h, config/mn10300/predicates.md,
26090 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
26091 spelling conventions.
26093 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
26094 Follow spelling conventions.
26096 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
26098 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
26099 warn about C++0x compatibility.
26101 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
26103 * config/h8300/h8300.c, config/h8300/h8300.h,
26104 config/h8300/h8300.md: Follow spelling conventions.
26106 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
26108 PR middle-end/30667
26109 * combine.c (try_combine): Do not substitute source operand
26110 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
26112 2007-02-03 Jan Hubicka <jh@suse.cz>
26114 PR gcov-profile/30650
26115 * value-prof.c (stringop_block_profile): Fix handling of size counter;
26116 do not divide by zero for never executed counters.
26117 (tree_find_values_to_profile): Fix counters.
26118 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
26120 2007-02-03 Ian Lance Taylor <iant@google.com>
26122 * lower-subreg.c (simple_move_operand): New static function,
26123 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
26125 (simple_move): Call simple_move_operand.
26126 (find_decomposable_subregs): Add special handling of MEMs.
26127 (can_decompose_p): Rename from cannot_decompose_p. Reverse
26128 meaning of return value. If we see a hard register, test whether
26129 it can store a word_mode value. Change all callers.
26131 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26133 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
26134 ftrapv insns and expanders.
26135 (subdi3): Change define_expand operand 1 to arith11_operand, and
26136 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
26137 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
26138 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
26141 PR middle-end/30174
26142 * varasm.c (notice_global_symbol): Treat global objects as weak when
26143 flag_shlib is true.
26145 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26147 * emit-rtl.c (dconstpi): Delete.
26148 (dconstsqrt2): New.
26149 (init_emit_once): Delete dconstpi and init dconstsqrt2.
26150 * real.h (dconstpi): Delete.
26151 (dconstsqrt2): New.
26152 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
26153 (fold_builtin_hypot): Likewise.
26155 2007-02-03 Tom Tromey <tromey@redhat.com>
26158 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
26159 -gcoff3, -gxcoff3, -gvms3 implies -dD.
26161 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
26163 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
26164 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
26165 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
26166 config/rs6000/cell.md, config/rs6000/darwin.h,
26167 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
26168 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
26169 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
26170 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
26171 typos. Follow spelling conventions.
26172 * doc/invoke.texi: Follow spelling conventions.
26174 2007-02-03 Roger Sayle <roger@eyesopen.com>
26176 * simplify-rtx.c (simplify_relational_operation_1): Implement some
26177 canonicalization transformations that attempt to simplify integer
26178 constant comparisons to become comparisons against zero.
26180 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26182 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
26184 * fold-const.c (fold_binary): Fix comment typos. Fold complex
26185 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
26187 2007-02-02 Mike Stump <mrs@apple.com>
26189 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
26190 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
26191 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
26192 generate a branch island.
26194 2007-02-02 Bob Wilson <bob.wilson@acm.org>
26196 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
26197 (xtensa_legitimate_address_p): New.
26198 (xtensa_legitimize_address): New.
26199 (xtensa_output_addr_const_extra): New.
26200 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
26202 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
26203 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
26204 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
26205 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
26206 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
26207 (xtensa_legitimize_address): New.
26208 (xtensa_output_addr_const_extra): New.
26210 2007-02-02 Steve Ellcey <sje@cup.hp.com>
26212 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
26214 2007-02-02 Ian Lance Taylor <iant@google.com>
26216 * expmed.c (expand_divmod): Add comment.
26218 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
26220 * emit-rtl.c (renumber_insns): Remove.
26221 * flags.h: Remove the extern for flag_renumber_insns.
26222 * rtl.h: Remove the prototype for renumber_insns.
26223 * toplev.c (flag_renumber_insns): Remove.
26225 2007-02-02 Hui-May Chang <hm.chang@apple.com>
26227 Revert for x86 darwin:
26228 2005-06-19 Uros Bizjak <uros@kss-loka.si>
26230 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
26231 code before the following patch under TARGET_MACHO.
26232 (ix86_function_value_regno_p): Likewise.
26234 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26236 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
26239 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
26242 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
26243 loads to general or fp registers. Add comments.
26244 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
26246 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
26248 * pointer-set.c (insert_aux): Only return insertion slot.
26249 (pointer_set_insert): Adjust.
26250 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
26251 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
26252 pointer_map_traverse): New.
26253 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
26254 pointer_map_create, pointer_map_destroy, pointer_map_insert,
26255 pointer_map_contains, pointer_map_traverse): Declare.
26257 2007-02-02 Jakub Jelinek <jakub@redhat.com>
26259 PR middle-end/30473
26260 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
26261 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
26263 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
26265 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
26267 (struct _dep): New type.
26268 (dep_t): New typedef.
26269 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
26270 (DEP_STATUS): New access macro. The macro with the same name was
26271 renamed to DEP_LINK_STATUS.
26272 (dep_init): Declare function
26274 (struct _dep_link): New type.
26275 (dep_link_t): New typedef.
26276 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
26277 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
26278 (DEP_LINK_STATUS): New macro.
26279 (debug_dep_links): New debug function.
26281 (struct _deps_list): New type.
26282 (deps_list_t): New typedef.
26283 (DEPS_LIST_FIRST): New access macro.
26284 (FOR_EACH_DEP_LINK): New cycle macro.
26285 (create_deps_list, free_deps_list, delete_deps_list): Declare
26287 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
26288 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
26289 (copy_deps_list_change_con): Ditto.
26291 (move_dep_link): Declare function.
26293 (struct _dep_node): New type.
26294 (dep_node_t): New typedef.
26295 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
26297 (struct haifa_insn_data.back_deps): New field to hold backward
26298 dependencies of the insn.
26299 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
26301 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
26302 Change its type to deps_list_t.
26303 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
26304 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
26305 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
26307 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
26309 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
26311 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
26313 (dep_cost): Declare.
26315 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
26316 (ds_to_dk, dk_to_ds): New functions.
26318 (init_dep_1): New static function.
26319 (init_dep): New function.
26320 (copy_dep): New static function.
26322 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
26324 (detach_dep_link): New static function.
26325 (move_dep_link): New function.
26327 (dep_links_consistent_p, dump_dep_links): New static functions.
26328 (debug_dep_links): New debugging function.
26330 (deps_obstack, dl_obstack, dn_obstack): New static variables.
26332 (alloc_deps_list, init_deps_list): New static functions.
26333 (create_deps_list): New function.
26334 (clear_deps_list): New static function.
26335 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
26336 (deps_list_consistent_p, dump_deps_list): New static functions.
26337 (debug_deps_list): New function.
26338 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
26340 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
26342 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
26343 use new scheduler dependencies lists.
26344 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
26345 (sched_analyze): Ditto. Initialize dependencies lists.
26346 (add_forw_dep, compute_forward_dependences): Update to use new
26347 scheduler dependencies lists.
26349 (init_dependency_caches): Init deps_obstack.
26350 (free_dependency_caches): Free deps_obstack.
26352 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
26353 new scheduler dependencies lists.
26354 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
26355 (add_back_forw_dep, delete_back_forw_dep): Ditto.
26357 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
26358 Update to use new scheduler dependencies lists.
26359 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
26360 (debug_dependencies): Ditto.
26361 (schedule_region): Update comments.
26363 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
26364 scheduler dependencies lists.
26365 (schedule_ebb): Update comments.
26367 * rtl.def (DEPS_LIST): Remove.
26369 * lists.c (unused_deps_list): Remove.
26370 (free_list): Update assertions.
26372 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
26373 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
26375 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
26376 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
26378 * haifa-sched.c (comments): Update.
26379 (insn_cost1): Remove. Inline the code into insn_cost ().
26380 (insn_cost): Update to use new scheduler dependencies lists. Move
26381 processing of the dependency cost to dep_cost ().
26382 (dep_cost): New function. Use it instead of insn_cost () when
26383 evaluating cost of the dependency. Use compatible interface to
26384 interact with the target.
26385 (priority): Update to use new scheduler dependencies lists.
26386 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
26387 with greater number of insns that depend on the insn.
26388 (schedule_insn): Update to use new scheduler dependencies lists. Add
26389 code to free backward dependencies lists. Inline and optimize code
26390 from resolve_dep () - see PR28071.
26391 (ok_for_early_queue_removal): Update to use new scheduler dependencies
26392 lists. Update call to targetm.sched.is_costly_dependence hook.
26394 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
26395 scheduler dependencies lists.
26397 (resolve_dep): Remove. Move the logic to schedule_insn ().
26398 (init_h_i_d): Initialize dependencies lists.
26400 (process_insn_depend_be_in_spec): Rename to
26401 process_insn_forw_deps_be_in_spec. Update to use new scheduler
26402 dependencies lists.
26403 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
26404 Update to use new scheduler dependencies lists.
26405 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
26407 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
26408 new scheduler dependencies lists.
26409 (build_intra_loop_deps): Ditto.
26411 * target.h (struct _dep): Declare to use in
26412 gcc_target.sched.is_costly_dependence.
26413 (struct gcc_target.sched.adjust_cost): Fix typo.
26414 (struct gcc_target.sched.is_costly_dependence): Change signature to
26415 use single dep_t parameter instead of an equivalent triad.
26416 (struct gcc_target.sched.adjust_cost_2): Remove.
26418 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
26420 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
26422 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
26424 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
26426 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
26427 (REG_DEP_TRUE): Document.
26429 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
26430 Change signature to correspond to the targetm.sched.adjust_cost hook.
26431 Update use in TARGET_SCHED_ADJUST_COST_2.
26432 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
26433 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
26434 new scheduler dependencies lists.
26435 (ia64_gen_check): Ditto.
26437 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
26438 scheduler dependencies lists.
26440 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
26441 signature to correspond to the targetm.sched.is_costly_dependence hook.
26442 (is_costly_group): Update to use new scheduler dependencies lists.
26444 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
26445 instead of INSN_COST () macro.
26447 2007-02-01 Ian Lance Taylor <iant@google.com>
26449 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
26451 2007-02-01 Guy Martin <gmsoft@gentoo.org>
26453 * pa.md (tp_load): Correct mfctl instruction syntax.
26455 2007-02-01 Geoffrey Keating <geoffk@apple.com>
26457 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
26458 altivec_padding_size calculation on AIX. Improve comment, add
26459 assert to verify that it's right.
26461 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
26464 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
26466 PR inline-asm/28686
26467 * global.c (global_alloc): Add mising initialization of
26470 2007-02-01 Roger Sayle <roger@eyesopen.com>
26472 * alias.c (init_alias_analysis): Correct whitespace.
26473 * bb-reorder.c (fix_edges_for_rarely_executed_code,
26474 partition_hot_cold_basic_blocks): Likewise.
26475 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
26476 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
26477 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
26478 fold_builtin_snprintf_chk, fold_builtin_printf,
26479 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
26480 do_mpfr_arg3, do_mpfr_sincos): Likewise.
26481 * cfgcleanup.c (cleanup_cfg): Likewise.
26482 * cfgexpand.c (tree_expand_cfg): Likewise.
26483 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
26484 * function.c (get_next_funcdef_no): Likewise.
26485 * gengtype.c (main): Likewise.
26486 * genmodes.c (main): Likewise.
26487 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
26488 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
26489 * ifcvt.c (noce_emit_move_insn): Likewise.
26490 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
26492 * stor-layout.c (get_best_mode): Likewise.
26493 * tree-ssa-loop-niter.c (get_val_for): Likewise.
26494 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
26495 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
26496 perform_var_substitution, solve_graph): Likewise.
26497 * tree-vrp.c (vrp_finalize): Likewise.
26499 2007-02-01 Ian Lance Taylor <iant@google.com>
26501 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
26502 high part of a paradoxical subreg, return a constant zero.
26504 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
26506 * toplev.c (lang_dependent_init): Call init_set_costs.
26507 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
26509 2007-02-01 Richard Guenther <rguenther@suse.de>
26511 PR middle-end/30656
26512 * fold-const.c (fold_negate_expr): Allow negating a
26513 constant if overflow does not change.
26515 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26517 * doc/c-tree.texi (Expression trees): Improve markup.
26518 * doc/tm.texi (Register Classes, Addressing Modes)
26519 (Floating Point): Fix spacing after abbreviations. Fix some
26522 2007-02-01 Ben Elliston <bje@au.ibm.com>
26524 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
26525 * doc/contrib.texi: Likewise.
26526 * doc/install.texi: Likewise.
26528 2007-01-31 Richard Henderson <rth@redhat.com>
26529 Ian Lance Taylor <iant@google.com>
26531 * lower-subreg.c: New file.
26532 * rtl.def (CONCATN): Define.
26533 * passes.c (init_optimization_passes): Add pass_lower_subreg and
26534 pass_lower_subreg2.
26535 * emit-rtl.c (update_reg_offset): New static function, broken out
26536 of gen_rtx_REG_offset.
26537 (gen_rtx_REG_offset): Call update_reg_offset.
26538 (gen_reg_rtx_offset): New function.
26539 * regclass.c: Revert patch of 2006-03-05, restoring
26541 (clear_reg_info_regno): New function.
26542 * dwarf2out.c (concatn_loc_descriptor): New static function.
26543 (loc_descriptor): Handle CONCATN.
26544 * common.opt (fsplit_wide_types): New option.
26545 * opts.c (decode_options): Set flag_split_wide_types when
26547 * timevar.def (TV_LOWER_SUBREG): Define.
26548 * rtl.h (gen_reg_rtx_offset): Declare.
26549 (reg_scan_update): Declare.
26550 * regs.h (clear_reg_info_regno): Declare.
26551 * tree-pass.h (pass_lower_subreg): Declare.
26552 (pass_lower_subreg2): Declare.
26553 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
26554 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
26555 -fsplit-wide-types.
26556 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
26557 * Makefile.in (OBJS-common): Add lower-subreg.o.
26558 (lower-subreg.o): New target.
26560 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26562 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
26564 2007-01-31 Anatoly Sokolov <aesok@post.ru>
26567 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
26569 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26571 PR middle-end/29335
26572 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
26574 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
26576 * cfgloop.h: Include vec-prim.h.
26577 (enum li_flags): Remove LI_ONLY_OLD.
26578 (loop_iterator): Changed.
26579 (fel_next, fel_init): Iterate over loop tree.
26580 (FOR_EACH_LOOP_BREAK): New macro.
26581 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
26583 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
26584 * modulo-sched.c (sms_schedule): Ditto.
26585 * tree-vectorizer.c (vectorize_loops): Ditto.
26586 * doc/loop.texi: Update information on loop numbering and behavior of
26587 FOR_EACH_LOOP wrto new loops.
26588 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
26589 add_to_evolution_1): Test nestedness of loops instead of comparing
26591 * tree-chrec.c (chrec_fold_plus_poly_poly,
26592 chrec_fold_multiply_poly_poly, chrec_evaluate,
26593 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
26594 reset_evolution_in_loop): Ditto.
26595 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
26597 2007-01-31 Dirk Mueller <dmueller@suse.de>
26599 * c-common.c (warn_about_parentheses): Separate warning about
26600 un-parenthized sequence of comparison operators from the one
26601 which is supposed to warn about x <= y <= z.
26603 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
26605 * optabs.h (enum optab_index): Add new OTI_isinf.
26606 (isinf_optab): Define corresponding macro.
26607 * optabs.c (init_optabs): Initialize isinf_optab.
26608 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
26610 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
26611 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
26613 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
26614 expand_builtin_interclass_mathfn.
26615 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
26616 * config/i386/i386.md (UNSPEC_FXAM): New constant.
26617 (fxam<mode>2_i387): New insn pattern.
26618 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
26619 built-in functions as x87 inline asm.
26621 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26623 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
26625 2007-01-30 Eric Christopher <echristo@apple.com>
26627 * config.gcc: Add geode.
26629 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26631 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
26632 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
26633 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
26634 value-prof.c: Fix comment typos.
26636 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26639 * doc/invoke.texi (Wpointer-arith): Document warning.
26641 2007-01-30 Janis Johnson <janis187@us.ibm.com>
26643 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
26644 the list of discrepancies from the draft TR.
26646 2007-01-30 Dirk Mueller <dmueller@suse.de>
26649 * doc/invoke.texi (-Wreturn-type): Update description to
26650 match new behavior.
26652 2007-01-30 Richard Sandiford <richard@codesourcery.com>
26654 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
26656 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
26658 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
26659 to handle optabs that operate on floating point input argument and
26660 output to integer output.
26661 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
26662 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
26663 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
26664 expand_builtin_interclass_mathfn ().
26665 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
26666 (ilogbsi2): Remove.
26667 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
26668 ilogbl built-in functions as x87 intrinsics.
26670 2007-01-30 Richard Guenther <rguenther@suse.de>
26672 PR middle-end/27657
26673 * dwarf2out.c (reference_to_unused): Query varpool if the
26674 variable was output.
26676 2007-01-30 Richard Guenther <rguenther@suse.de>
26678 PR middle-end/30313
26679 * passes.c (execute_one_pass): Reset in_gimple_form to not
26680 confuse non-unit-at-a-time mode.
26682 2007-01-29 Roger Sayle <roger@eyesopen.com>
26683 Richard Guenther <rguenther@suse.de>
26685 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
26686 avoid undefined behaviour on overflow. Use force_fit_type_double
26687 to construct the constant with the specified TREE_OVERFLOW.
26689 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26691 * config/dfp-bit.c: Add parameterized support for fp exceptions.
26692 * config/dfp-bit.h: Ditto.
26694 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26696 * c-decl.c (pop_scope): Replace warnings with call to
26697 warn_for_unused_label.
26698 * c-common.h (warn_for_unused_label): Declare.
26699 * c-common.c (warn_for_unused_label): Define.
26701 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26703 * tree-optimize.c (update_inlined_to_pointers): Delete unused
26706 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26708 * Makefile.in (USER_H): Remove decfloat.h.
26709 * ginclude/decfloat.h: Delete, moving contents to ...
26710 * ginclude/float.h: Add support for decimal floating point,
26711 guarded by __STDC_WANT_DEC_FP__.
26713 2007-01-29 Mike Stump <mrs@apple.com>
26715 * doc/gccint.texi (Top): Rename Loop Representation to Loop
26716 Analysis and Representation to resolve case insensitive conflict.
26717 * doc/loop.texi (Loop Analysis and Representation): Likewise.
26719 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
26721 * tree.h (struct tree_memory_tag): Add aliases member.
26722 (MTAG_ALIASES): New macro.
26723 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
26724 (add_may_alias): Remove pointer-set. Update for may_aliases being
26726 (mark_aliases_call_clobbered): Update for may_aliases being a
26728 (compute_tag_properties): Ditto.
26729 (create_partition_for): Ditto.
26730 (compute_memory_partitions): Ditto.
26731 (dump_may_aliases_for): Ditto.
26732 (is_aliased_with): Ditto.
26733 (add_may_alias_for_new_tag): Ditto.
26734 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
26735 (compute_is_aliased): New function.
26736 (compute_may_aliases): Call compute_is_aliased).
26737 (init_alias_info): Initialize alias_bitmap_obstack.
26738 (union_alias_set_into): New function.
26739 (compute_flow_sensitive_aliasing): Use union_aliases_into.
26740 (have_common_aliases_p): Rewrite to take two bitmaps and use
26742 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
26743 Update for bitmaps.
26744 (finalize_ref_all_pointers): Update for add_may_alias changes.
26745 (new_type_alias): Ditto.
26746 * tree-flow-inline.h (may_aliases): Return a bitmap.
26747 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
26748 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
26749 may_aliases being a bitmap.
26750 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
26751 may_aliases now returns a bitmap.
26752 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
26754 * tree-ssa-operands.c (add_virtual_operand): Update for
26755 may_aliases being a bitmap.
26757 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
26759 PR tree-optimization/30630
26760 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
26761 variable as changed.
26763 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
26766 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
26767 expanded only once even if an error occurs.
26769 2007-01-29 Ben Elliston <bje@au.ibm.com>
26771 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
26772 (__gcov_average_profiler): Likewise.
26773 (__gcov_ior_profiler): Likewise.
26774 (__gcov_merge_ior): Likewise.
26776 2007-01-28 Jan Hubicka <jh@suse.cz>
26778 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
26779 * value-prof.c (stringop_block_profile): Likewise.
26781 2007-01-28 Jan Hubicka <jh@suse.cz>
26783 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
26784 Add variant handling histograms; add wrapper.
26785 (clear_storage_via_libcall): Export.
26786 (emit_block_move_hints): Break out from ...; add histograms.
26787 (emit_block_move): ... this one.
26788 (clear_storage_hints): Break out from ...; add histograms.
26789 (clear_storage): ... this one.
26790 (set_storage_via_memset): Handle histogram.
26791 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
26792 (clear_storage_hints, clear_storage_via_libcall): Declare.
26793 (set_storage_via_setmem): Update prototype.
26794 * doc/md.texi (movmem, setmem): Document new arguments.
26796 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
26797 Add new histograms.
26798 (stringop_block_profile): New global function.
26799 (tree_stringops_values_to_profile): Profile block size and alignment.
26800 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
26802 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
26803 (stringop_block_profile): Declare.
26804 * builtins.c: Include value-prof.h.
26805 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
26806 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
26807 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
26808 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
26809 * profile.c (instrument_values): Add new counters.
26810 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
26812 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
26813 (tree_init_edge_profiler): Build new profilers.
26814 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
26815 (pass_tree_profile): Add dump.
26816 (tree_profile_hooks): Update.
26817 * Makefile.in (LIBGCOV): Add new constants.
26818 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
26819 __gcov_ior_profiler): New.
26820 * i386.md (movmem/setmem expanders): Add new optional arguments.
26822 2007-01-28 David Edelsohn <edelsohn@gnu.org>
26824 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
26826 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26828 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
26829 (tree_unswitch_single_loop): Pass eni_size_weights to
26830 tree_num_loop_insns.
26831 * tree-ssa-loop-manip.c: Include tree-inline.h.
26832 (can_unroll_loop_p): Pass eni_size_weights to
26833 tree_num_loop_insns.
26834 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
26835 Pass eni_size_weights to estimate_num_insns.
26836 * tree.h (init_inline_once): Export.
26837 * toplev.c (backend_init): Call init_inline_once.
26838 * cgraphunit.c (cgraph_process_new_functions,
26839 cgraph_analyze_function): Pass eni_inlining_weights to
26840 estimate_num_insns.
26841 * ipa-inline.c (compute_inline_parameters): Ditto.
26842 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
26843 to estimate_num_insns.
26844 (try_unroll_loop_completely): Pass eni_size_weights to
26845 tree_num_loop_insns.
26846 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
26847 ot estimate_num_insns.
26848 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
26849 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
26850 * tree-inline.c (eni_inlining_weights, eni_size_weights,
26851 eni_time_weights): New variables.
26852 (init_inline_once): Initialize them.
26853 (struct eni_data): Mew.
26854 (estimate_num_insns_1, estimate_num_insns): Use weights.
26855 * tree-inline.h (struct eni_weights_d): New.
26856 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
26857 (estimate_num_insns): Declaration changed.
26858 * cfgloop.h (tree_num_loop_insns): Declaration changed.
26859 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
26860 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
26862 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26864 * tree-data-ref.c (conflict_fn): Assert that the number of affine
26865 relations in the conflict function is valid.
26867 2007-01-27 Ian Lance Taylor <iant@google.com>
26869 * common.opt: Add fstrict-overflow.
26870 * opts.c (decode_options): Set flag_strict_overflow if -O2.
26871 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
26872 (TYPE_OVERFLOW_UNDEFINED): Define.
26873 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
26875 * tree.h (TYPE_TRAP_SIGNED): Don't define.
26876 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
26877 (fold_negate_expr): Likewise.
26878 (make_range): Likewise.
26879 (extract_muldiv_1): Likewise.
26880 (maybe_canonicalize_comparison): Likewise.
26881 (fold_comparison): Likewise.
26882 (fold_binary): Likewise.
26883 (tree_expr_nonnegative_p): Likewise.
26884 (tree_expr_nonzero_p): Likewise.
26885 * tree-vrp.c (compare_values): Likewise.
26886 (extract_range_from_binary_expr): Likewise.
26887 (extract_range_from_unary_expr): Likewise.
26888 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
26890 (nowrap_type_p): Likewise.
26891 * tree-scalar-evolution.c (simple_iv): Likewise.
26892 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
26893 (build_range_check): Likewise.
26894 (extract_muldiv_1): Likewise.
26895 (fold_comparison): Likewise.
26896 * tree-vrp.c (vrp_int_const_binop): Likewise.
26897 (extract_range_from_unary_expr): Likewise.
26898 * convert.c (convert_to_integer): Likewise.
26899 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
26900 (fold_comparison): Likewise.
26901 (fold_binary): Likewise.
26902 * optabs.c (optab_for_tree_code): Likewise.
26903 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
26904 * simplify-rtx.c (simplify_const_relational_operation): Check
26905 flag_strict_overflow and flag_trapv.
26906 (simplify_const_relational_operation): Likewise.
26907 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
26908 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
26911 2007-01-27 Roger Sayle <roger@eyesopen.com>
26913 * tree.c (tree_fold_gcd): Delete.
26914 * tree.h (tree_fold_gcd): Remove prototype.
26915 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
26916 test whether one constant integer is a multiple of another. Instead
26917 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
26918 * fold-const.c (multiple_of_p): We've determined both TOP and
26919 BOTTOM are integer constants so we can call int_const_binop directly
26920 instead of the more generic const_binop.
26922 2007-01-27 Roger Sayle <roger@eyesopen.com>
26924 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
26925 1*X check that the constant hasn't overflowed, to preserve the
26927 (round_up): Provide an efficient implementation when rouding-up an
26928 INTEGER_CST to a power-of-two.
26930 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26932 * doc/sourcebuild.texi: Add comma for clarity.
26933 * doc/extend.texi: Fix some typos.
26934 * doc/passes.texi: Likewise.
26935 * doc/cppinternals.texi: Likewise.
26936 * doc/c-tree.texi: Likewise.
26937 * doc/tree-ssa.texi: Likewise.
26938 * doc/install.texi: Likewise.
26940 2007-01-27 Jan Hubicka <jh@suse.cz>
26942 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
26943 (pass_sra): Do not require alias information.
26944 * passes.c (init_optimization_passes): Add SRA
26946 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
26948 * tracer.c (rest_of_handle_tracer): We already cleaned
26949 up the CFG in tracer() so don't do it here again.
26950 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
26951 cleanup_cfg here, either. And don't call renumber_insns.
26953 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
26954 and BB_HEAD are in the insn stream here. Instead make sure
26955 that BB_INSN is valid on all insns. Also, do check here that
26956 there are no pending branch predictions...
26957 (rtl_verify_flow_info): ...instead of doing it here. Checks
26958 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
26961 2007-01-26 Roger Sayle <roger@eyesopen.com>
26963 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
26964 function to simplify/factorize operand order canonicalization.
26965 (ix86_fixup_binary_operands): Reorganize using the above function.
26966 (ix86_binary_operator_ok): Likewise.
26968 2007-01-27 Jakub Jelinek <jakub@redhat.com>
26970 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
26971 file scope from optimize_attrs.
26972 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
26974 (optimize_attrs): Clear insn_code_values after freeing it.
26976 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26978 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
26979 a parts.base assignment.
26981 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26983 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
26984 (compute_subscript_distance, initialize_data_dependence_relation,
26985 finalize_ddr_dependent, analyze_ziv_subscript,
26986 analyze_siv_subscript_cst_affine,
26987 compute_overlap_steps_for_affine_univar,
26988 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
26989 analyze_siv_subscript, analyze_miv_subscript,
26990 analyze_overlapping_iterations, subscript_dependence_tester_1,
26991 compute_self_dependence, free_dependence_relation): Work
26992 with affine_fn instead of chrecs.
26993 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
26994 common_affine_function, affine_function_base,
26995 affine_function_constant_p, affine_fn_op, affine_fn_plus,
26996 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
26997 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
26998 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
26999 (all_chrecs_equal_p): Removed.
27000 * tree-data-ref.h (affine_fn, conflict_function): New types.
27001 (struct subscript): Change type of conflicting_iterations_in_a
27002 and conflicting_iterations_in_b.
27004 2007-01-26 Steve Ellcey <sje@cup.hp.com>
27007 * config/pa/pa.h (TARGET_HPUX_11): New.
27008 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
27009 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
27011 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
27012 Richard Guenther <rguenther@suse.de>
27014 * tree-ssa-structalias.c (solve_graph): Handle case
27015 we merged the variable to another.
27017 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27019 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
27022 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
27023 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
27025 2007-01-25 DJ Delorie <dj@redhat.com>
27027 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
27028 allow changes to modes which don't fit in those registers.
27030 * reload1.c (choose_reload_regs): Check for invalid subregs before
27031 computing their locations, not after.
27033 2007-01-25 Geoffrey Keating <geoffk@apple.com>
27036 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
27037 save Altivec registers in an eh_return function.
27038 (compute_vrsave_mask): Likewise.
27039 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
27040 for saving Altivec registers.
27041 (rs6000_emit_prologue): Don't allocate stack twice in
27042 eh_return function. Correct expected value of altivec_save_offset
27043 when using save_world. Describe save of R0 to stack when using
27044 save_world. Describe stack pointer adjustment when using
27045 save_world. Remove duplicated eh_return parameter register saving.
27046 Update sp_offset variable after save_world.
27047 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
27049 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
27050 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
27053 2007-01-25 Steve Ellcey <sje@cup.hp.com>
27055 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
27057 2007-01-25 Steve Ellcey <sje@cup.hp.com>
27060 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
27061 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
27063 2007-01-25 Richard Guenther <rguenther@suse.de>
27065 * doc/invoke.texi (-Wcoverage-mismatch): Document.
27066 * common.opt (-Wcoverage-mismatch): New warning option.
27067 * coverage.c (get_coverage_counts): Ignore coverage mismatch
27068 if -Wcoverage-mismatch is given.
27070 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
27072 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
27073 (ipcp_driver): Change to static definition.
27074 Add dumping of the ifunctions.
27075 (constant_val_insert): Remove unused parameter. Support for SSA.
27076 (ipcp_propagate_const): Support for SSA.
27077 (ipcp_profile_bb_print): Print only analyzed nodes.
27078 (ipcp_replace_map_create): Remove support for Fortran constant
27080 * ipa-prop.c (ipa_method_modify_stmt,
27081 ipa_callsite_compute_param): Support for SSA.
27082 * ipa-prop.h (ipcp_driver): Remove declaration.
27083 (IS_VALID_TREE_MAP_INDEX): Add define.
27085 2007-01-24 Geoffrey Keating <geoffk@apple.com>
27087 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
27089 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27091 PR middle-end/30447
27092 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
27093 constant argument to cabs and do it without checking for
27094 -funsafe-math-optimizations.
27096 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
27098 * c-common.h (RID_FIRST_CXX0X): New.
27099 (RID_LAST_CXX0X): New.
27100 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
27102 * c.opt (Wc++0x-compat): New.
27103 * doc/invoke.texi (-Wc++0x-compat): Document.
27105 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27107 * builtins.c (fold_builtin_carg): New.
27108 (fold_builtin_1): Use it.
27110 2007-01-24 Jan Hubicka <jh@suse.cz>
27112 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
27114 * ipa-inline.c (initial_insns, max_insns): Delete.
27115 (compute_max_insns): New function.
27116 (cgraph_decide_inlining_of_small_function): Use it; take minimal
27117 amount of insns as base for code growth.
27118 (cgraph_decide_inlining): Make initial_insns local; do not compute
27120 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
27121 * doc/invoke.texi (inline-unit-growth): Update docs.
27123 2007-01-24 Jakub Jelinek <jakub@redhat.com>
27125 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
27126 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
27127 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
27128 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
27129 for CPUs that have PTA_CX16 set.
27131 PR middle-end/27416
27132 * gimplify.c (omp_check_private): New function.
27133 (gimplify_scan_omp_clauses): Use it for
27134 firstprivate/lastprivate/reduction.
27136 PR middle-end/30494
27137 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
27138 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
27140 PR middle-end/30421
27141 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
27142 If lower_lastprivate_clauses emits some statements, append them
27143 to dlist rather than body_p and to body_p append an initializer.
27144 (lower_omp_for): Adjust caller.
27146 2007-01-24 Steve Ellcey <sje@cup.hp.com>
27148 * target.h (globalize_decl_name): New.
27149 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
27150 * output.h (default_globalize_decl_name): New.
27151 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
27153 (globalize_decl): Ditto.
27154 (default_globalize_decl_name): New.
27155 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
27156 (ia64_handle_version_id_attribute): New.
27157 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
27158 (ia64_asm_output_external): Use globalize_decl_name instead
27159 of globalize_label.
27160 * doc/extend.texi (version_id): New pragma.
27161 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
27163 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27165 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
27166 _uleb128_t and _Unwind_SWord with _sleb128_t.
27167 * unwind-dw2.c (extract_cie_info, execute_stack_op,
27168 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
27170 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
27171 * unwind-pe.h (read_uleb128, read_sleb128,
27172 read_encoded_value_with_base): Likewise.
27173 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
27175 2007-01-24 Richard Guenther <rguenther@suse.de>
27177 * builtins.c (expand_builtin_cexpi): Get the fndecl
27178 for cexp in the correct way.
27180 2007-01-24 Jan Hubicka <jh@suse.cz>
27182 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
27185 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27187 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
27188 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
27189 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
27190 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
27191 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
27192 __SIZEOF_PTRDIFF_T__.
27193 * doc/cpp.texi: Documentation for the new builtin macros added.
27195 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
27197 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
27198 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
27199 instead of operands[2] to avoid access past the end of array.
27201 2007-01-24 Richard Sandiford <richard@codesourcery.com>
27203 * reload1.c (emit_reload_insns): Pass the reload register
27204 for a non-spill output reload through forget_old_reloads_1.
27206 2007-01-23 Joseph Myers <joseph@codesourcery.com>
27208 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27209 _SOFT_DOUBLE if doubles use software floating-point.
27210 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
27211 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
27212 * config/rs6000/darwin-ldouble.c: Also compile functions for
27213 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
27214 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
27215 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
27216 commented-out long double override.
27217 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
27218 * config/rs6000/eabispe.h: Likewise.
27219 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
27220 long double for non-SPE.
27221 (rs6000_handle_option): Likewise.
27222 (invalid_e500_subreg): Disallow more subregs involding DImode,
27223 DFmode, TImode or TFmode.
27224 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
27226 (legitimate_lo_sum_address_p): Also check for TFmode for E500
27228 (rs6000_legitimize_address): Also handle TFmode for E500 double.
27229 (rs6000_legitimize_reload_address): Also handle TFmode for E500
27231 (rs6000_legitimate_address): Also check for TFmode for E500
27233 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
27234 (spe_build_register_parallel): Handle TFmode and TCmode.
27235 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
27237 (function_arg): Handle TFmode and TCmode for E500 double.
27238 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
27240 (print_operand): Handle TFmode and TImode for %y.
27241 (rs6000_generate_compare): Handle TFmode comparisons for E500
27243 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
27244 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
27245 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
27246 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
27247 TFmode for E500 double.
27248 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
27249 (floatsidf2): Enable for E500 double.
27250 (movtf_softfloat): Use rs6000_nonimmediate_operand.
27251 (extenddftf2): Change to extenddftf2_fprs.
27252 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
27253 depending on TARGET_E500_DOUBLE.
27254 (extendsftf2): Enable for E500 double.
27255 (trunctfdf2): Enable for E500 double.
27256 (trunctfsf2): Change to trunctfsf2_fprs.
27257 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
27258 depending on TARGET_E500_DOUBLE.
27259 (floatsitf2): Enable for E500 double.
27260 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
27261 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
27262 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
27263 (negtf2): Change to negtf2_internal.
27264 (negtf2): New expander.
27265 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
27266 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
27267 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
27268 (movdi_internal32): Use rs6000_nonimmediate_operand.
27269 (unnamed splitter): Likewise.
27270 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
27271 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
27272 (SPE64TF, DITI): New mode macros.
27273 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
27276 (frob_<mode>_di_2): New.
27277 (frob_tf_di_8_2): New.
27278 (frob_di_df): Change to frob_di_<mode>; allow more modes.
27280 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
27282 (frob_ti_<mode>_8_2): New.
27283 (frob_ti_tf_2): New.
27284 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
27285 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
27287 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
27288 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
27289 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
27290 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
27291 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
27292 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
27295 2007-01-23 Ian Lance Taylor <iant@google.com>
27297 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
27299 (OBJS-archive): Reformat, alphabetize.
27300 (OBJS): Change out_object_file to OBJS-md.
27302 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
27304 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
27305 JUMP_P and CALL_P predicates where applicable.
27306 * config/i386/i386.c: Ditto.
27307 * config/i386/i386.md: Ditto.
27308 * config/i386/mmx.md: Ditto.
27309 * config/i386/predicates.md: Ditto.
27311 2007-01-22 Andreas Schwab <schwab@suse.de>
27313 * config/m68k/m68k.h: Fix comment.
27315 2007-01-22 Jan Hubicka <jh@suse.cz>
27317 * passes.c (init_optimization_passes): Do not rerun
27318 pass_early_warn_uninitialized.
27320 2007-01-22 Richard Guenther <rguenther@suse.de>
27322 PR tree-optimization/30038
27323 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
27325 (execute_cse_sincos_1): Likewise.
27326 (execute_cse_sincos): Likewise.
27327 (gate_cse_sincos): Likewise.
27328 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
27329 the cexpi() canonicalization of sincos().
27330 * tree-pass.h (pass_cse_sincos): Declare.
27331 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
27333 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
27335 PR rtl-optimization/29329
27336 * combine.c (replaced_rhs_insn): Rename to i2mod.
27337 (replaced_rhs_value): Rename to i2mod_new_rhs.
27338 (i2mod_old_rhs): New global variable.
27339 (combine_instructions): Adjust for above change. Save a copy of
27340 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
27341 note are substituted in the second instruction.
27342 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
27343 ditch the note if it pertains to the second eliminated register
27344 and this register is mentioned in i2mod_old_rhs.
27347 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
27349 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
27350 the insn to which the note was originally attached.
27352 2007-01-21 Jan Hubicka <jh@suse.cz>
27354 * ipa-inline.c (inlining_mode): Comment, move up.
27355 (cgraph_decide_inlining_incrementally): Do not perform inlining
27356 itself; fix handling of flattening of self recursive functions.
27357 (cgraph_find_cycles): Remove.
27358 (cgraph_flatten_node): Remove.
27359 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
27360 (try_inline): New function.
27361 (cgraph_early_inlining): Update call of
27362 cgraph_decide_inlining_incrementally. Apply inlining here.
27363 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
27365 2007-01-21 Dirk Mueller <dmueller@suse.de>
27368 * tree-vrp.c (check_array_bounds): do not warn
27369 about ADDR_EXPR's of ARRAY_REF's which are immediately
27370 used in binary expressions.
27372 2007-01-21 Ira Rosen <irar@il.ibm.com>
27374 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
27375 read_write_dep and macros for its access.
27376 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
27377 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
27378 argument, call vect_check_interleaving for every independent pair of
27379 data-refs. Mark loads that access the same memory location as a store
27381 (vect_check_dependences): Remove.
27382 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
27383 call, fix the call to vect_analyze_data_ref_dependence.
27384 (vect_analyze_data_ref_access): For statements that access the same
27385 data-ref, check that they are not stores; for loads, check that there
27386 is no store that access the same location.
27388 2007-01-20 Roger Sayle <roger@eyesopen.com>
27389 Joseph Myers <joseph@codesourcery.com>
27391 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
27392 (-fdump-rtl-stack): Likewise.
27393 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
27394 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
27395 (-mpt-fixed): Use @minus{} for minus sign.
27396 (Using Precompiled Headers): Fix under/overfull hbox.
27398 2007-01-20 Jan Hubicka <jh@suse.cz>
27400 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
27401 place within annotation.
27403 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27405 * pa.c (output_move_double): Change array size of xoperands to 4.
27407 2007-01-20 Jan Hubicka <jh@suse.cz>
27409 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
27412 2007-01-19 Ian Lance Taylor <iant@google.com>
27414 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
27415 constant to unsigned HOST_WIDE_INT before negating.
27417 2007-01-19 Ian Lance Taylor <iant@google.com>
27419 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
27421 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
27422 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
27423 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
27424 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
27425 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
27426 (realloc_vdef, realloc_vuse): Change second parameter to
27428 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
27429 fields to unsigned.
27430 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
27431 unsigned. Change x and lim locals to unsigned.
27432 (realloc_vdef, realloc_vuse): Change num_elem parameter to
27434 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
27435 (copy_virtual_operands): Change i and n locals to unsigned.
27437 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27439 PR middle-end/29335
27440 * builtins.c (fold_builtin_1): Handle builtin fdim.
27442 2007-01-20 Jan Hubicka <jh@suse.cz>
27444 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
27445 * tree-ssa-structalias.c (compute_points_to_sets): Do call
27446 init_alias_heapvars.
27447 (init_alias_heapvars): Initialize only when not already initialized.
27448 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
27450 2007-01-19 Roger Sayle <roger@eyesopen.com>
27452 * common.opt (fsigned-zeros): New command line option.
27453 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
27454 of flag_unsafe_math_optimizations.
27455 * opts.c (set_fast_math_flags): The -ffast-math command line option
27456 implies -fno-signed-zeros.
27457 (fast_math_flags_set_p): Likewise.
27459 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
27460 the documentation of -ffast-math appropriately. Wrap long lines.
27462 2007-01-19 Steve Ellcey <sje@cup.hp.com>
27464 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
27465 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
27467 2007-01-19 Tomas Bily <tbily@suse.cz>
27469 * cgraphunit.c (cgraph_finalize_function): Updating of pid
27471 (tree_init_ic_make_global_vars): New function
27472 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
27473 (tree_gen_ic_profiler): New function
27474 (tree_gen_ic_func_profiler): New function
27475 (tree_profiling): Added calling of tree_gen_ic_func_profiler
27476 (tree_profile_hooks): Added hook for indirec/virtual calls
27477 * value-prof.c (tree_find_values_to_profile): New case for
27479 (tree_values_to_profile): Call for determining indirect/virtual
27481 (tree_indirect_call_to_profile): New function
27482 (tree_ic_transform): New function
27483 (tree_ic): New function
27484 (find_func_by_pid): New function
27485 (init_pid_map): New function
27486 (tree_value_profile_transformations): Added check for
27487 indirect/virtual call transformation
27488 * value-prof.h (enum hist_type): New counter type for
27489 indirect/virtual calls
27490 (profile_hooks): Added new hook for profiling indirect/virtual
27492 * profile.c (instrument_values): New case for indirect/virtual
27494 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
27495 (GCOV_COUNTER_V_INDIR): New counter type
27496 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
27497 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
27499 * cgraph.c: Definition of cgraph_max_pid
27500 (cgraph_create_node): Default init of pid attribute
27501 * cgraph.h: Declaration of cgraph_max_pid
27502 (struct cgraph_node): Added pid attribute
27503 * libgcov.c (__gcov_indirect_call_profiler): New function
27504 (__gcov_one_value_profiler_body): New function
27505 (__gcov_one_value_profiler): Body was moved to
27506 __gcov_one_value_profiler_body and calls it
27508 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
27510 * doc/gty.texi (Options): Document the mark_hook option to GTY.
27511 * gengtype.c (write_types_data, write_func_for_structure,
27512 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
27513 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
27514 (walk_type, write_func_for_structure): Generate the mark_hook if
27517 2007-01-19 Jan Hubicka <jh@suse.cz>
27519 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
27520 'early' argument take inlining mode argument specifying whether to
27521 inline for size/speeed or all functions; add support for flattening;
27523 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
27525 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27528 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
27529 the name of the declared identifier.
27531 2007-01-19 Dirk Mueller <dmueller@suse.de>
27533 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
27534 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
27535 duplicate evaluation.
27537 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27539 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
27540 Macroize expander using X87MODEF12 mode macro. Extend operand 1
27541 to XFMode, use acosxf2 and truncate result to requested mode.
27542 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27543 (asin<mode>2): Similarly, with asin expanders.
27544 (*fscalexf4_i387): Rename from *fscalexf4.
27545 (expNcorexf3): New expander.
27546 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
27547 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
27548 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
27549 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
27550 patterns for SSE math.
27551 (exp10<mode>2): Similarly, with exp10 expanders.
27552 (exp2<mode>2): Similarly, with exp2 expanders.
27553 (expm1<mode>2): Similarly, with expm1 expanders.
27554 (ldexp<mode>3): Similarly, with ldexp expanders.
27555 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
27556 Use gen_truncxf<mode>2_i387_noop to truncate result.
27558 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27560 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
27561 for ColdFire targets.
27563 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
27564 Richard Sandiford <richard@codesourcery.com>
27566 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
27567 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
27568 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
27569 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
27570 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27571 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27573 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27575 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
27576 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
27577 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
27578 (*adddi_dilshr32_cf): New pattern.
27579 (adddi3, subdi3): Remove first alternatives.
27581 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27583 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
27584 implemented using move.l, do not use its cc result for floating-point
27587 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27589 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
27590 from accepting 's' constraints if flag_pic.
27592 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27594 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
27595 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
27596 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
27597 condition from TARGET_68881 to TARGET_HARD_FLOAT.
27599 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
27601 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
27602 ColdFire alternatives.
27603 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
27604 * config/m68k/m68k.md (clzsi2): Define for ColdFire
27605 architectures that support ff1 instruction.
27607 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27608 Julian Brown <julian@codesourcery.com>
27610 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
27611 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
27612 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
27615 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27617 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
27619 (output_move_const_into_data_reg, output_move_simode_const): Delete.
27620 * config/m68k/m68k.c (const_method, const_int_cost): Take a
27621 HOST_WIDE_INT instead of an rtx.
27622 (m68k_rtx_costs): Update call accordingly.
27623 (output_move_const_into_data_reg): Likewise. Fix formatting.
27624 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
27626 (output_move_simode_const): Update calls after above changes.
27627 Rework to use automatic variables and predicates like MEM_P.
27628 * config/m68k/m68k.md (pushexthisi_const): Update call to
27631 2007-01-19 Dirk Mueller <dmueller@suse.de>
27633 * tree-ssa-alias.c (perform_var_substitution): Fix typo
27634 in dump_flags test.
27636 2007-01-19 Richard Guenther <rguenther@suse.de>
27638 * builtins.c (expand_builtin_cexpi): Fall back to expanding
27639 via cexp in case sincos is not available.
27641 2007-01-19 Richard Guenther <rguenther@suse.de>
27643 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
27644 * defaults.h (TARGET_HAS_SINCOS): Default to off.
27645 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
27646 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
27647 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
27648 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
27649 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
27650 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
27652 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27654 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
27656 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
27657 (atan2xf3): Directly generate RTL pattern.
27658 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
27659 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
27660 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27661 disable patterns for SSE math.
27662 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
27663 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
27664 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27665 disable patterns for SSE math.
27667 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
27669 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
27671 2007-01-18 Roger Sayle <roger@eyesopen.com>
27673 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
27674 VIEW_CONVERT_EXPR to the same type as it's operand.
27676 2007-01-18 David Edelsohn <edelsohn@gnu.org>
27678 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
27679 configured for long double 128.
27681 2007-01-18 Mike Stump <mrs@apple.com>
27683 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
27686 2007-01-18 Michael Meissner <michael.meissner@amd.com>
27688 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
27691 2007-01-18 Jan Hubicka <jh@suse.cz>
27693 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
27694 greater than NUM_VOP_FREE_BUCKETS.
27696 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
27698 * tree-ssa-structalias.c: Update comments.
27699 (ptabitmap_obstack): Removed.
27700 (pta_obstack): New.
27701 (oldpta_obstack): Ditto.
27702 (stats): Add a few members.
27703 (struct variable_info): Remove node, complex, address_taken, and
27704 indirect_target members. Add oldsolution member.
27705 (new_var_info): Do not initialize removed members.
27706 (constraint_expr_type): Remove INCLUDES.
27707 (constraint_graph): Add size, implicit_preds, rep,
27708 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
27709 (FIRST_REF_NODE): New macro.
27710 (LAST_REF_NODE): Ditto.
27711 (FIRST_ADDR_NODE): Ditto.
27712 (find): New function.
27714 (dump_constraint): Do not handle INCLUDES.
27715 (insert_into_complex): Do not insert duplicate constraints.
27716 (condense_varmap_nodes): Renamed and rewritten into ...
27717 (merge_node_constraints): This. Also fix bug in handling of
27718 offseted copy constraints.
27719 (clear_edges_for_node): No longer need to deal with preds at all,
27720 or removing associated preds/succs.
27721 (merge_graph_nodes): Deal with indirect_cycles.
27722 Don't deal with predecessors.
27723 (add_implicit_graph_edge): New function.
27724 (add_pred_graph_edge): Ditto.
27725 (add_graph_edge): Don't deal with predecessors.
27726 (build_constraint_graph): Removed.
27727 (build_pred_graph): New function.
27728 (build_succ_graph): Ditto.
27729 (struct scc_info): Removed in_component. Added roots, dfs, and
27730 node_mapping. Remove visited_index, unification_queue.
27731 (scc_visit): Deal with union-find we do now.
27732 Deal with cycles with REF nodes.
27733 (collapse_nodes): Renamed and rewritten to ...
27734 (unify_nodes): This.
27735 (process_unification_queue): Removed.
27736 (topo_visit): Cleanup
27737 (do_da_constraint): Use find.
27738 (do_sd_constraint): Ditto.
27739 (do_ds_constraint): Ditto.
27740 (do_complex_constraint): Ditto.
27741 (init_scc_info): Update for removed and added members.
27742 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
27743 (find_indirect_cycles): This.
27744 (equivalence_class): New variable.
27745 (label_visit): New function.
27746 (perform_variable_substitution): Rewritten.
27747 (free_var_substitution_info): New function.
27748 (find_equivalent_node): Ditto.
27749 (move_complex_constraints): Ditto.
27750 (eliminate_indirect_cycles): Ditto.
27751 (solve_graph): Only propagate changed bits.
27752 Use indirect cycle elimination.
27754 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
27755 (tree_id_eq): Renamed to ...
27756 (tree_vi_eq): This. Update for member change
27757 (insert_id_for_tree): Renamed and rewritten to ...
27758 (insert_vi_for_tree): This.
27759 (lookup_id_for_tree): Renamed and rewritten to ...
27760 (lookup_vi_for_tree): This.
27761 (get_id_for_tree): Renamed and rewritten to ...
27762 (get_vi_for_tree): Ditto.
27763 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
27764 (process_constraint): Don't handle INCLUDES.
27765 Remove special ADDRESSOF case.
27766 (find_func_aliases): Rewrite to use vi functions instead of id
27768 (create_function_info_for): Ditto.
27769 (create_variable_info_for): Ditto.
27770 (intra_create_variable_infos): Ditto.
27771 (merge_smts_into): Ditto.
27772 (find_what_p_points_to): Ditto.
27773 (init_base_vars): Ditto.
27774 (init_alias_vars): Ditto.
27775 (remove_preds_and_fake_succs): New function.
27776 (dump_sa_points_to_info): Dump new stats.
27777 (dump_solution_for_var): Use find.
27778 (set_used_smts): Fix formatting.
27779 (compute_points_to_sets): Updated for new functions.
27780 (ipa_pta_execute): Ditto.
27782 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27783 Richard Sandiford <richard@codesourcery.com>
27785 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
27787 * calls.c (expand_call): If the return value is a PARALLEL,
27788 extract its first member.
27789 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
27790 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27791 use FUNCTION_EXTRA_EPILOGUE.
27792 (m68k_function_value): Return a PARALLEL if the return value
27793 is of a pointer type.
27794 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
27795 (FUNCTION_EXTRA_EPILOGUE): Remove.
27796 * config/m68k/m68k.md (D0_REG): New constant.
27798 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27800 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27801 output a NOP for empty epilogues.
27803 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27805 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
27806 before function. Extend register save check to include all
27807 registers, not just integer ones.
27809 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27811 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
27812 (m68k_use_return_insn): ...this.
27813 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
27814 * config/m68k/m68k.c (use_return_insn): Rename to...
27815 (m68k_use_return_insn): ...this.
27816 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
27817 of USE_RETURN_INSN.
27819 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27821 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
27822 nearest even, fix denormal rounding overflow.
27824 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27826 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
27827 f%$smove and f%$move.
27828 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
27829 (extendsfdf2_cf): Use fdmove instead of f%&move.
27830 (truncdfsf2_cf): Use fsmove instead of f%$smove.
27831 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
27833 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27835 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
27838 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27840 * real.h (real_format): Add a canonical_nan_lsbs_set field.
27841 (coldfire_single_format): Declare.
27842 (coldfire_double_format): Likewise.
27843 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
27844 of qnan_msb_set to determine the lower bits of a canonical
27846 (encode_ieee_double): Likewise.
27847 (encode_ieee_quad): Likewise.
27848 (ieee_single_format): Initialize canonical_nan_lsbs_set.
27849 (mips_single_format): Likewise.
27850 (ieee_double_format): Likewise.
27851 (mips_double_format): Likewise.
27852 (ieee_extended_motorola_format): Likewise.
27853 (ieee_extended_intel_96_format): Likewise.
27854 (ieee_extended_intel_128_format): Likewise.
27855 (ieee_extended_intel_96_round_53_format): Likewise.
27856 (ibm_extended_format): Likewise.
27857 (mips_extended_format): Likewise.
27858 (ieee_quad_format): Likewise.
27859 (mips_quad_format): Likewise.
27860 (vax_f_format): Likewise.
27861 (vax_d_format): Likewise.
27862 (vax_g_format): Likewise.
27863 (i370_single_format): Likewise.
27864 (i370_double_format): Likewise.
27865 (decimal_single_format): Likewise.
27866 (decimal_double_format): Likewise.
27867 (decimal_quad_format): Likewise.
27868 (c4x_single_format): Likewise.
27869 (c4x_extended_format): Likewise.
27870 (real_internal_format): Likewise.
27871 (coldfire_single_format): New real_format.
27872 (coldfire_double_format): Likewise.
27873 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
27874 canonical_nan_lsbs_set.
27875 (pdp11_d_format): Likewise.
27876 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
27877 if TARGET_COLDFIRE_CPU.
27879 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27881 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
27882 (output_call, m68k_legitimize_call_address): Declare.
27883 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
27884 parenthesees. Add support for a 'W' constraint.
27885 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
27886 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
27887 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
27888 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
27890 (override_options): Initialize them. Do not set flag_no_function_cse
27891 for TARGET_ID_SHARED_LIBRARY.
27892 (m68k_output_pic_call): Delete.
27893 (m68k_legitimize_call_address): New function.
27894 (print_operand): Remove the %o prefix. Handle the %p prefix.
27895 (output_call): New function.
27896 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
27897 target address from the GOT if symbolic jumps are not allowed.
27898 * config/m68k/m68k.md (call, general_operand): Do not set
27899 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
27900 Merge separate flag_pic and !flag_pic define_insns into...
27901 (*call, *call_value): ...these new patterns. Match the address
27902 rather than the containing MEM and require it to be a call_operand.
27903 Use output_call to generate the asm template.
27904 * config/m68k/predicates.md (const_call_operand): New predicate.
27905 (call_operand): Likewise.
27907 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27909 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
27910 (STACK_GROWS_DOWNWARD): Define to 1.
27911 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
27912 comments, emphasizing that these values are only defaults.
27913 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
27914 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
27916 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27918 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
27920 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27921 Richard Sandiford <richard@codesourcery.com>
27923 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
27924 (FP_REGNO_P): New macros.
27925 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
27926 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
27927 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
27928 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
27930 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27932 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27933 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
27935 * config/m68k/t-floatlib: New file, extracting common code from...
27936 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
27937 * config/m68k/t-uclinux: Here.
27938 * config/m68k/fpgnulib.c: Do not compile extendeed precision
27939 routines on ColdFire targets.
27941 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27943 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27944 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
27945 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
27946 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
27947 explicitly set MOTOROLA to 1.
27948 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
27950 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27951 Nathan Sidwell <nathan@codesourcery.com>
27953 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
27954 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
27955 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
27956 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
27957 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
27958 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
27959 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
27960 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
27961 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
27962 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27963 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
27964 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
27965 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
27966 (DBX_REGISTER_NUMBER): Delete.
27967 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
27968 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27969 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
27971 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27973 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
27974 * config/flat.h: New file.
27975 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
27976 OBJECT_FORMAT_FLAT.
27977 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
27978 indirect references for -msep-data or -mid-shared-library.
27979 Do not use PC-relative code addresses either.
27980 * config/m68k/m68k.c (override_options): Restrict -fPIC error
27982 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
27983 for shared libraries and crt1.o for executables. Use crti.o and
27985 (ENDFILE_SPEC): Use crtend.o and crtn.o.
27986 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
27987 Do not add -elf2flt or -shared-lib-id options here.
27988 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
27989 Pass -shared-lib-id if -mid-shared-library, taking the library
27990 identifier from -mshared-library-id if given, otherwise
27992 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
27993 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
27994 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
27995 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
27996 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
27997 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
27999 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
28000 jump sequence for ISA A and ISA A+.
28001 (PICJUMP): Likewise.
28003 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28005 * config.gcc (m68k-*-uclinux*): Base the port on the common
28006 and m68k GNU/Linux files rather than on the generic ELF ones.
28007 * config/m68k/uclinux.h (TARGET_VERSION): Override.
28008 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
28010 2007-01-18 Julian Brown <julian@codesourcery.com>
28011 Richard Sandiford <richard@codesourcery.com>
28013 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
28014 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
28015 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
28017 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
28018 80 unconditionally.
28019 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
28021 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28023 * doc/install.texi: Document m68k-uclinuxoldabi.
28024 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
28025 * config/m68k/uclinux-oldabi.h: New file, copied from
28026 config/m68k/uclinux.h.
28028 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
28030 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
28031 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
28032 (m32r_compute_frame_size): Use unsigned for regno.
28033 (m32r_reload_lr): Use gen_frame_mem.
28035 (m32r_output_function_epilogue): Don't output the function epilogue
28037 (m32r_expand_epilogue): New.
28038 (direct_return): Return false if the function has the interrupt
28040 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
28041 * config/m32r/m32r.md (epilogue): New expander.
28042 (return_lr, return_rte): New insns.
28043 (return): Make it expander.
28044 (return_normal): New expander.
28046 2007-01-18 Josh Conner <jconner@apple.com>
28049 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
28050 support for UNLE, UNLT, UNGE, and UNGT.
28052 2007-01-18 Jan Hubicka <jh@suse.cz>
28054 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
28055 * tree-tailcall (add_virtual_phis): Likewise.
28056 (optimize_tail_call): Return TODOs.
28057 (execute_tail_calls): Return TODOs.
28058 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
28059 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
28061 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28062 Cleanup cfg using TODO.
28063 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
28064 * passes.c (execute_function_todo): When cleanup did something, remove
28066 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
28067 (make_edges): Don't cleanup_cfg.
28069 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
28071 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
28072 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
28073 operate on the top of stack.
28074 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
28075 register handling of instructions that output to the second
28077 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
28078 (move_for_stack_reg): Special-case check for dead destination
28079 stack slot for constant load of 1.0 inside UNSPEC_TAN.
28081 * config/i386/i386.md (UNSPEC_TAN): New constant.
28082 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
28083 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
28084 to correctly model move of constant 1.0 to top stack slot.
28085 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
28086 (unnamed peephole2 pattern): Remove corresponding peephole2
28087 pattern that optimizes tan insn and loading of constant 1.0.
28088 (tanxf2): Use fptanxf4_i387.
28089 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
28090 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
28091 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28092 disable patterns for SSE math.
28093 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
28094 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
28096 2007-01-18 Dirk Mueller <dmueller@suse.de>
28097 Richard Guenther <rguenther@suse.de>
28100 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
28101 * common.opt (Warray-bounds): Add new warning option.
28102 * c-opts.c (c_common_handle_option): Define -Warray-bounds
28104 * Makefile.in: make tree-vrp.o depend on toplev.h
28105 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
28107 (check_array_refs, check_array_bounds, check_array_ref): New.
28109 2007-01-18 Jan Hubicka <jh@suse.cz>
28111 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
28112 (execute_ssa_ccp): Return flags conditionally.
28113 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
28115 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
28117 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
28119 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
28120 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
28122 * Makefile.c (GTFILES): Add cfglayout.h.
28123 * gengtype.c (open_base_files): Likewise.
28124 * cfglayout.c (cfg_layout_function_footer,
28125 cfg_layout_function_header) Reindent to make gengtype happy.
28126 * cfglayout.h (cfg_layout_function_footer,
28127 cfg_layout_function_header): Add GTY(()) marker.
28129 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
28131 2007-01-18 Ben Elliston <bje@au.ibm.com>
28133 * genautomata.c (write_automata): Include xstrerror output in the
28134 error message if writing the DFA description file fails.
28136 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
28138 * config/mips/mips-protos.h (mips_output_external): Make it
28140 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
28141 * config/mips/mips.c (irix_output_external_libcall): Likewise.
28142 (extern_list): Likewise.
28143 (extern_head): Likewise.
28144 (TARGET_ASM_FILE_END): Likewise.
28145 (mips_file_end): Likewise.
28146 (mips_output_external): Rewritten.
28148 2007-01-18 Ben Elliston <bje@au.ibm.com>
28150 * genpreds.c (write_insn_preds_c): Only write out the function
28151 body for regclass_for_constraint if we have register constraints.
28153 2007-01-17 Tom Tromey <tromey@redhat.com>
28155 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
28156 * doc/install.texi (Testing): Use sourceware.org.
28157 (Binaries): Likewise.
28158 (Specific): Likewise.
28159 * doc/contrib.texi (Contributors): Use sourceware.org.
28161 2007-01-17 Anatoly Sokolov <aesok@post.ru>
28163 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
28164 (AVR_ENHANCED): Rename to ...
28165 (AVR_HAVE_MUL): ... new.
28166 (avr_enhanced_p): Rename to ...
28167 (avr_have_mul_p): ... new.
28168 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
28169 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
28170 * config/avr/avr.c (avr_enhanced_p): Rename to ...
28171 (avr_have_mul_p): ... new.
28172 (base_arch_s): Rename 'enhanced' to 'have_mul'.
28173 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
28174 'avr_enhanced_p' and 'enhanced'.
28175 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
28176 AVR_HAVE_MUL instead of AVR_ENHANCED.
28177 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
28178 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
28179 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
28180 instead of AVR_ENHANCED.
28181 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
28182 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
28183 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
28185 2007-01-17 Ian Lance Taylor <iant@google.com>
28187 * vec.h (VEC_reserve_exact): Define.
28188 (vec_gc_p_reserve_exact): Declare.
28189 (vec_gc_o_reserve_exact): Declare.
28190 (vec_heap_p_reserve_exact): Declare.
28191 (vec_heap_o_reserve_exact): Declare.
28192 (VEC_OP (T,A,reserve_exact)): New static inline function, three
28194 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
28195 negative parameter.
28196 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
28197 (VEC_OP (T,A,copy)) [all versions]: Likewise.
28198 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
28199 * vec.c (calculate_allocation): Add exact parameter. Change all
28201 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
28202 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
28203 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
28204 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
28205 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
28206 (vec_heap_p_reserve_exact): New function.
28207 (vec_heap_o_reserve_exact): New function.
28209 2007-01-17 Jan Hubicka <jh@suse.cz>
28211 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
28213 2007-01-17 Eric Christopher <echristo@apple.com>
28215 * config.gcc: Support core2 processor.
28217 2007-01-16 Jan Hubicka <jh@suse.cz>
28219 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
28220 the names, just unlink the chain so we don't crash on dangling
28224 2007-01-16 Jan Hubicka <jh@suse.cz>
28226 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
28227 * tree-pass.h: Reorder to make IPA passes appear toegher.
28228 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
28230 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
28231 parameters, do not call early inliner.
28232 * ipa-inline.c: Update comments. Include tree-flow.h
28233 (cgraph_decide_inlining): Do not compute inlining parameters.
28234 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
28235 be called with function context set up.
28236 (pass_ipa_inline): Remove unreachable functions before pass.
28237 (cgraph_early_inlining): Simplify assuming to be called from the
28239 (pass_early_inline): New pass.
28240 (cgraph_gate_ipa_early_inlining): New gate.
28241 (pass_ipa_early_inline): Turn into simple wrapper.
28242 (compute_inline_parameters): New function.
28243 (gate_inline_passes): New gate.
28244 (pass_inline_parameters): New pass.
28245 (apply_inline): Move here from tree-optimize.c
28246 (pass_apply_inline): New pass.
28247 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
28249 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
28250 doing them by hand.
28251 (tree_function_versioning): Do not allocate dummy struct function.
28252 * tree-inline.h (optimize_inline_calls): Update prototype.
28253 * tree-optimize.c (execute_fixup_cfg): Export.
28254 (pass_fixup_cfg): Remove
28255 (tree_rest_of_compilation): Do not apply inlines.
28256 * tree-flow.h (execute_fixup_cfg): Declare.
28257 * Makefile.in (gt-passes.c): New.
28258 * passes.c: Include gt-passes.h
28259 (init_optimization_passes): New passes.
28260 (nnodes, order): New static vars.
28261 (do_per_function_toporder): New function.
28262 (execute_one_pass): Dump current pass here.
28263 (execute_ipa_pass_list): Don't dump current pass here.
28265 2007-01-16 Janis Johnson <janis187@us.ibm.com>
28267 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
28268 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
28270 2007-01-16 David Edelsohn <edelsohn@gnu.org>
28272 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
28273 (strong_alias): Define.
28274 (__gcc_qmul): Provide non-FMA for soft-float.
28275 (__gcc_qdiv): Same.
28280 (__gcc_qunord): New.
28290 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
28291 soft-float functions.
28292 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
28293 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
28294 about long double soft float.
28296 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
28297 Tehila Meyzels <tehila@il.ibm.com>
28299 * tree-vectorizer.h (is_pattern_stmt_p): New.
28300 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
28301 formatting (tabs instead of spaces). Cleanup and clarify setting
28302 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
28303 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
28304 (vectorizable_type_demotion): Check that types are integral.
28305 (vectorizable_type_promotion): Likewise.
28306 (vectorizable_store): Fix typo. Eliminate new-line at end of
28309 2007-01-16 Jan Hubicka <jh@suse.cz>
28311 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
28314 2007-01-15 Eric Christopher <echristo@apple.com>
28316 * ifcvt.c: Include vec.h, vecprim.h.
28317 (check_cond_move_block): New argument regs.
28318 Reorganize. Add registers used to regs.
28319 (cond_move_process_if_block): Use regs set above as
28322 2007-01-15 Eric Christopher <echristo@apple.com>
28324 * config/darwin.h: Update copyright.
28325 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
28326 (LINK_COMMAND_SPEC): Add -u.
28327 (LINK_SPEC): Fix umbrella for above.
28329 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
28331 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
28334 2007-01-15 Tom Tromey <tromey@redhat.com>
28336 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
28337 * doc/install.texi (Testing): Don't mention jacks.
28338 (Configuration): Document --enable-java-maintainer-mode. Move
28339 --with-java-home to libgcj-specific section. Document
28341 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
28343 2007-01-15 Jan Hubicka <jh@suse.cz>
28345 * tree-ssa-dce.c (DCE_TODOs): New.
28346 (propagate_necessity): Return if something changed.
28347 (eliminate_unnecessary_stmts): Likewise.
28348 (perform_tree_ssa_dce): Return TODO flags when needed.
28349 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
28351 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
28353 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
28354 (fyl2x_extend<mode>xf3_i387): New insn pattern.
28355 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
28356 patterns using X87MODEF12 mode macro. Extend operand 1
28357 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
28358 (log10<mode>2): Ditto.
28359 (log2<mode>2): Ditto.
28360 (log1p<mode>2): Ditto.
28361 (logb<mode>2): Ditto.
28362 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
28363 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
28364 (*fxtractxf3_i387): Rename from *fxtractxf3.
28365 (fxtract_extend<mode>xf3_i387): New insn pattern.
28366 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
28367 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
28368 and gen_fyl2xxf3_i387().
28370 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
28372 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
28373 * cfgloopmanip.c (fix_loop_placement): Made static. Use
28374 get_loop_exit_edges. Changed return type to bool.
28375 * cfgloop.h (fix_loop_placement): Declaration removed.
28377 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
28379 * param.h (MIN_VECT_LOOP_BOUND): New.
28380 * params.def (MIN_VECT_LOOP_BOUND): New.
28381 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
28382 argument - minimum threshold for number of iterations.
28383 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
28384 argument to declaration.
28385 * tree-vect-analyze.c (vect_analyze_operations): Check value of
28386 MIN_VECT_LOOP_BOUND.
28387 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
28388 slpeel_tree_peel_loop_to_edge with additional argument.
28389 (vect_do_peeling_for_alignment): Likewise.
28390 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
28392 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
28395 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
28396 operands of size 1.
28398 2007-01-14 Jan Hubicka <jh@suse.cz>
28400 * tree-dfa.c (remove_referenced_var): New function.
28401 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
28402 prune referenced vars list too.
28403 * tree-flow.h (remove_referenced_var): Declare.
28405 2007-01-14 Jan Hubicka <jh@suse.cz>
28407 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
28409 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
28410 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
28411 * except.h (verify_eh_throw_table_statements): Kill prototype.
28412 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
28413 into call exrepssions.
28414 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
28416 * tree-cfg.c: Include pointer-set.h.
28417 (verify_node_sharing): Work on pointer set.
28418 (verify_eh_throw_stmt_node): New.
28419 (verify_stmts): Use pointers sets, verify throw_stmt.
28421 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
28423 * ipa-reference.c (analyze_function): Consider also addresses taken
28426 2007-01-12 Roger Sayle <roger@eyesopen.com>
28428 * c-typeck.c (null_pointer_constant_p): Replace use of
28429 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28430 (build_c_cast): Likewise.
28432 2007-01-12 Roger Sayle <roger@eyesopen.com>
28434 * tree.h (force_fit_type_double): Remove unused final argument.
28435 * c-common.c (constant_expression_warning): Replace use of
28436 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28437 (convert_and_check): Likewise.
28438 (shorten_compare): Update call to force_fit_type_double.
28439 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
28440 * convert.c (convert_to_pointer): Update call to
28441 force_fit_type_double.
28442 * fold-const.c (force_fit_type_double): Remove overflowed_const
28444 (int_const_binop, fold_convert_const_int_from_int,
28445 fold_convert_const_int_from_real, fold_div_compare,
28446 fold_sign_changed_comparison, fold_unary, fold_negate_const,
28447 fold_abs_const, fold_not_const): Remove the final argument from
28448 calls to force_fit_type_double.
28450 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
28452 * configure.ac: Set insn to "nop" for spu-*-* also.
28453 * configure: Regenerate.
28455 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
28457 * builtins.def : Add BUILT_IN_FREE.
28459 2007-01-12 Jan Hubicka <jh@suse.cz>
28461 PR tree-optimization/30443
28462 * tree-inline.c (tree_function_versioning): Do not optimize when
28463 cloning for inlining.
28465 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
28467 * doc/loop.texi: Document recording of loop exits.
28468 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
28469 (update_single_exits_after_duplication,
28470 update_single_exit_for_duplicated_loop,
28471 update_single_exit_for_duplicated_loops): Removed.
28472 (duplicate_loop_to_header_edge): Do not call
28473 update_single_exits_after_duplication and
28474 update_single_exit_for_duplicated_loops.
28475 (loop_version): Do not update single_exit information.
28476 (fix_loop_structure): Use record_loop_exits instead of
28477 mark_single_exit_loops.
28478 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
28479 the lists of loop exits.
28480 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
28481 split_edge, merge_blocks): Update the lists of loop exits.
28482 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
28483 loop_optimizer_init.
28484 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
28485 of mark_single_exit_loops.
28486 (loop_optimizer_finalize): Call release_recorded_exits.
28487 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
28488 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
28489 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
28490 update single exit information.
28491 * lambda-code.c (perfect_nestify): Ditto.
28492 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
28493 (mark_single_exit_loops): Removed.
28494 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
28495 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
28496 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
28498 (get_loop_exit_edges, single_exit): Use recorded exit lists.
28499 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
28500 (verify_loop_structure): Verify consistency of the exit lists.
28501 (flow_loops_find): Use alloc_loop. Initialize exits hash.
28502 (set_single_exit): Removed.
28503 * cfgloop.h (struct loop_exit): New function.
28504 (struct loop): single_exit_ field replaced by exits field.
28505 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
28506 LOOPS_HAVE_RECORDED_EXITS.
28507 (struct loops): Added exits hash.
28508 (mark_single_exit_loops, set_single_exit): Declaration removed.
28509 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
28511 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28513 * doc/invoke.texi: Avoid use of @headitem.
28515 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28517 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
28519 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28521 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
28524 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28525 Richard Sandiford <richard@codesourcery.com>
28527 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
28528 * config/m68k/m68k.opt: Resort options.
28529 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
28531 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28532 Richard Sandiford <richard@codesourcery.com>
28534 * doc/invoke.texi: Document the macros that are defined by
28535 m68k's -mtune and -mhard-float options.
28536 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
28537 (m68k_cpp_cpu_family): Likewise.
28538 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
28539 of __ucfv*__ macros. Define __mcffpu__ if generating code for
28540 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
28541 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
28542 (m68k_cpp_cpu_family): Likewise.
28544 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28546 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
28547 macros besides mc68000 as tuning macros. Use a switch statement
28548 to set them and mcpu32.
28550 2007-01-12 Julian Brown <julian@codesourcery.com>
28552 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
28553 (TARGET_68040_ONLY): Rename to...
28554 (TARGET_68040): ...this.
28555 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
28556 * config/m68k/m68k.md: Likewise.
28558 2007-01-12 Julian Brown <julian@codesourcery.com>
28559 Nathan Sidwell <nathan@codesourcery.com>
28560 Richard Sandiford <richard@codesourcery.com>
28562 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
28563 the -mcpu= argument associated with the --with-cpu setting.
28564 Define M68K_DEFAULT_TUNE to the default -mtune= option,
28565 if different from the one implied by the -mcpu setting.
28566 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
28567 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
28568 * doc/invoke.texi: Mention ColdFire in the introduction to the
28569 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
28570 -mno-div and -mhard-float options. Make -m68881 a synonym for
28571 -mhard-float. Document the previously-undocumented -m5206e,
28572 -m528x, -m5307 and -m5407 options. Tweak the existing option
28573 documentation for consistency.
28574 * doc/install.texi: Mention new --with-cpu arguments.
28575 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
28576 default CPU if neither -mcpu nor -march are specified.
28577 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
28578 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
28579 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
28580 using m68k_tune to decide between families that implement the
28581 same ISA. Use m68k_tune to set __mcfv4e__.
28582 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
28583 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
28584 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
28585 (FL_ISA_C, FL_ISA_MMU): New macros.
28586 (MASK_COLDFIRE): Delete.
28587 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
28588 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
28589 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
28590 (TARGET_HARD_FLOAT): Do not define here.
28591 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
28592 (TUNE_68000): New macro.
28593 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
28594 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
28595 (TUNE_CFV2): Redefine in terms of m68k_tune.
28596 (uarch_type, target_device, fpu_type): New enums.
28597 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
28598 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
28599 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
28600 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
28601 (FL_FOR_isa_c): New macros.
28602 (m68k_isa): New enum.
28603 (m68k_target_selection): New structure.
28604 (all_devices, all_isas, all_microarchs): New tables.
28605 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
28606 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
28607 (MASK_ALL_CPU_BITS): Delete.
28608 (m68k_find_selection): New function.
28609 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
28610 Map the legacy target options to a combination of the new ones.
28611 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
28612 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
28613 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
28615 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
28616 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
28618 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
28619 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
28620 * config/m68k/m68k-devices.def: New file.
28622 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28623 Nathan Sidwell <nathan@codesourcery.com>
28625 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
28626 (SUBTARGET_EXTRA_SPECS): New macros.
28627 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
28628 use %(asm_cpu_spec) instead.
28629 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
28630 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
28631 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
28632 (EXTRA_SPECS): Rename to...
28633 (SUBTARGET_EXTRA_SPECS): ...this.
28635 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28636 Richard Sandiford <richard@codesourcery.com>
28637 Julian Brown <julian@codesourcery.com>
28639 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28640 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
28641 to the configuration's default CPU.
28642 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
28643 Remove default masks.
28644 (m680[012]0-*-*): Set the default with_cpu to the first part of
28646 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
28647 (m68k*-*-linux): Extend the --with-cpu handling to...
28648 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
28649 and m68010. Don't set target_cpu_default2.
28650 * doc/install.texi: Document --with-cpu for m68k.
28651 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
28652 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
28653 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
28654 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
28655 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
28656 (ASM_SPEC): Remove use of %(asm_cpu_default).
28657 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
28658 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
28659 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
28660 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
28661 __HAVE_FPU__ if TARGET_HARD_FLOAT.
28662 (TARGET_DEFAULT): Delete.
28663 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
28664 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
28665 (CPP_CPU_SPEC): Delete.
28666 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
28667 the appropriate string.
28668 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
28669 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
28670 (ASM_SPEC): Don't use %(asm_default_spec).
28671 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
28672 TARGET_DEFAULT and add MASK_68881.
28673 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
28675 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28677 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
28678 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
28679 MASK_68010 alongside MASK_68020.
28680 * doc/invoke.texi: Document -m68010.
28681 * config/m68k/m68k.opt (m68010): New.
28682 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
28684 (TUNE_68010): New macro.
28685 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
28686 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
28687 (M68K_CPU_m68332): Add MASK_68010.
28688 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
28689 fallback definition.
28690 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
28692 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
28693 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
28694 to all entries that use MASK_68020.
28695 (output_move_simode_const, output_move_himode, output_move_qimode)
28696 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
28697 instead of TARGET_68020 to select clr behavior. Remove comment
28698 about there being no TARGET_68010.
28699 * config/m68k/m68k.md: Likewise throughout.
28701 2007-01-12 Julian Brown <julian@codesourcery.com>
28703 * config/m68k/m68k.h (TARGET_ISAB): New macro.
28704 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
28705 * config/m68k/m68k.md: Likewise.
28707 2007-01-12 Julian Brown <julian@codesourcery.com>
28709 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
28710 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
28712 2007-01-12 Julian Brown <julian@codesourcery.com>
28714 * config/m68k/m68k.h (TUNE_68040_60): New macro.
28715 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
28716 * config/m68k/m68k.md: Likewise.
28718 2007-01-12 Julian Brown <julian@codesourcery.com>
28719 Richard Sandiford <richard@codesourcery.com>
28721 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
28722 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
28723 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
28725 (TARGET_CPU32): Rename to...
28726 (TUNE_CPU32): ...this.
28727 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
28728 (TUNE_CFV2): New macros.
28729 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
28730 remove conditions that are implied by TARGET_68020.
28731 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
28732 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
28733 (m68k_output_function_epilogue): Likewise.
28734 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
28735 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
28736 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
28737 non-68000 timings. Refactor multiplication and division costs.
28738 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
28739 TUNE_CPU32 instead of TARGET_CPU32.
28740 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
28741 and TUNE_68060 instead of TARGET_68060.
28742 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
28743 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
28745 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
28746 && !TARGET_COLDFIRE" to choose between moveq and clr.
28747 Likewise in the unnamed movsf pattern.
28748 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
28749 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
28752 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28754 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
28755 of tabbing before backslashes.
28757 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28759 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
28760 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
28761 (ASM_OUTPUT_INTERNAL_LABEL): Define.
28763 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28765 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
28766 find_interesting_uses_cond.
28767 (find_interesting_uses_cond): Use extract_cond_operands.
28768 (rewrite_use_compare): Use extract_cond_operands and
28769 force_gimple_operand_bsi. Do not call update_stmt.
28770 (determine_use_iv_cost_condition): Use extract_cond_operands.
28771 Return cheaper of using original bound and changing the exit bound.
28773 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28775 PR tree-optimization/29516
28776 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
28777 most_expensive_mult_to_index, addr_to_parts,
28778 create_mem_ref, maybe_fold_tmr): Make the type of
28779 fields of TARGET_MEM_REF sizetype.
28780 (move_fixed_address_to_symbol, move_pointer_to_base):
28782 * tree.def (TARGET_MEM_REF): Add comment on types of
28785 2007-01-11 Joseph Myers <joseph@codesourcery.com>
28787 * c-common.c (vector_types_convertible_p): Treat opaque types as
28788 always convertible if they have the same size, but not otherwise.
28790 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
28792 * ifcvt.c (struct noce_if_info): Add comments to the fields.
28793 Remove the b_unconditional field.
28794 (noce_try_sign_mask): Do not look at b_unconditional.
28795 (noce_process_if_block): Do not use merge_if_blocks. Update
28796 the CFG here. Do not set b_unconditional.
28797 (cond_move_process_if_block): Likewise.
28798 (find_cond_trap): Likewise.
28799 (check_cond_move_block): Require simple jump insns at the end
28800 of the basic block.
28802 2007-01-11 Jan Hubicka <jh@suse.cz>
28804 PR tree-optimization/1046
28805 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
28806 when alias info is not ready.
28807 (pass_tail_recursion): Do not require aliasing.
28808 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
28809 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
28810 * tree-ssa-copy.c (pass_copy_prop): Likewise.
28811 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
28812 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
28813 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
28814 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
28816 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
28817 When aliasing is not build, mark statement as volatile.
28819 2007-01-11 Tom Tromey <tromey@redhat.com>
28821 PR preprocessor/15185, PR preprocessor/20989:
28822 * doc/cppopts.texi <-MT>: Update description of algorithm for
28823 computing default target.
28824 <-M, -MD>: Reword "basename" text.
28826 2007-01-11 Roger Sayle <roger@eyesopen.com>
28828 * builtins.c (expand_builtin_pow, expand_builtin_powi,
28829 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
28830 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
28831 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
28832 fold_builtin_bswap, real_constp, fold_builtin_pow,
28833 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
28834 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
28835 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28836 * convert.c (convert_to_pointer): Likewise.
28837 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
28838 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
28839 const_binop, fold_convert_const_int_from_int,
28840 fold_convert_const_int_from_real,
28841 fold_convert_const_real_from_real, sign_bit_p,
28842 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
28843 fold_sign_changed_comparison, fold_unary, fold_comparison,
28844 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
28845 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
28846 * print-tree.c (print_node_brief, print_node): Likewise.
28847 * stor-layout.c (place_field, layout_type): Likewise.
28848 * tree-chrec.c (keep_cast): Likewise.
28849 * tree.c (build_vector, build_real, build_real_from_int_cst,
28850 build_complex): Likewise.
28852 2007-01-11 Roger Sayle <roger@eyesopen.com>
28854 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
28855 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
28857 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
28859 * configure.ac (strict1_warn): Rename to strict_warn.
28860 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
28861 cc_set_by_configure, quoted_cc_set_by_configure,
28862 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
28863 all_boot_languages, all_stagestuff): Remove.
28864 (target_list): Remove bootstrap targets.
28865 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
28866 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
28867 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
28868 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
28869 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
28870 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
28871 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
28872 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
28873 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
28874 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
28875 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
28876 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
28877 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
28878 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
28879 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
28880 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
28881 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
28882 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
28883 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
28884 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
28885 (mostlyclean): Adjust.
28886 (clean, distclean): Don't mention bootstrap stuff.
28887 * configure: Regenerate.
28888 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
28889 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
28890 treelang/config-lang.in (stagestuff): Remove.
28891 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
28892 stageprofile, stagefeedback, stagestuff): Remove mention.
28894 2007-01-11 Nick Clifton <nickc@redhat.com>
28896 * config/mcore/predicates.md (mcore_general_movesrc_operand):
28898 (mcore_general_movdst_operand): Do not accept CONST_INTs.
28899 (mcore_arith_K_S_operand): Run the test for the S constraint not
28900 the test for the M constraint.
28901 (mcore_addsub_operand): Do not accept integer values that are
28902 larger than 32 bits.
28903 * config/mcore/mcore.md: Remove unused constraints from split.
28904 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
28905 (addsi3): Likewise.
28906 (allocate_stack): Likewise.
28907 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
28908 operands to 32 bits.
28909 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
28911 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
28912 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
28913 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
28914 mcore_output_bclri, mcore_output_andn, output_inline_const,
28915 mcore_output_move, mcore_output_movedouble): Likewise.
28916 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
28917 (output_inline_const): Likewise.
28918 (output_inline_const): Fix format strings used in sprintf
28920 * config/mcore/mcore-protos.h: Update prototypes for changed
28921 functions in mcore.c.
28922 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
28923 HOST_WIDE_INT and not int.
28924 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
28925 CONST_OK_FOR_N): Likewise.
28926 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
28927 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
28930 2007-01-10 Jan Hubicka <jh@suse.cz>
28932 * tree-vrp.c (remove_range_assertions): Release defs.
28933 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
28934 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
28936 2007-01-10 Paul Brook <paul@codesourcery.com>
28938 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
28939 * config/arm/arm.md (mulsi3subsi): New insn.
28941 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
28943 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
28944 (tree_transform_and_unroll_loop): New.
28945 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
28948 2007-01-10 Robert Kennedy <jimbob@google.com>
28950 * fold-const.c (fold_comparison): Fold comparisons like (x *
28951 1000 < 0) to (x < 0).
28953 2007-01-10 Ian Lance Taylor <iant@google.com>
28955 * tree-pretty-print.c (dump_generic_node): Print parentheses when
28956 operands have the same priority.
28958 2007-01-10 Tom Tromey <tromey@redhat.com>
28960 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
28961 (fold_binary): Likewise.
28962 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
28963 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
28964 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
28965 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
28966 * langhooks.h (struct lang_hooks): Removed field
28967 'can_use_bit_fields_p'.
28969 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
28971 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
28973 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
28975 * function.c (get_last_funcdef_no): New function.
28976 * function.h (get_last_funcdef_no): Declare.
28977 * tree-inline.c (initialize_cfun): Add initialization.
28978 (tree_function_versioning): Cleanup.
28980 2007-01-10 Jan Hubicka <jh@suse.cz>
28982 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
28985 2007-01-10 Sa Liu <saliu@de.ibm.com>
28986 Ben Elliston <bje@au.ibm.com>
28988 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
28989 for SAVE_NONLOCAL and Pmode for any other save level.
28990 * spu-protos.h (spu_restore_stack_block): Declare.
28991 * spu.md (save_stack_block): Remove.
28992 (restore_stack_block): Call spu_restore_stack_block.
28993 * spu.c (spu_restore_stack_block): New function.
28994 (spu_expand_epilogue): Remove old comment.
28996 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
28998 PR tree-optimization/30322
28999 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
29000 (cand_value_at): Return the value as aff_tree.
29001 (may_eliminate_iv): Convert the bound from aff_tree to tree.
29002 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
29003 aff_combination_mult): New functions.
29004 (aff_combination_add): Use aff_combination_add_cst.
29005 (aff_combination_convert): Allow conversions to a wider type.
29006 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
29007 * tree-affine.h (aff_combination_mult): Declare.
29009 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
29011 * doc/tm.texi: Update documentation to reflect reality of exec
29012 and start file search behaviours. Update copyright year.
29013 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
29014 header file directories.
29016 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
29018 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
29019 (*cosxf2): Rename to cosxf2_i387.
29020 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
29021 using X87MODEF12 mode macro. Rename patterns to
29022 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
29024 (*cosdf2, *cossf2): Ditto.
29025 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
29026 to match extended input operands.
29027 (sincos<mode>3): New expander.
29028 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
29029 insn patterns and corresponding splitters.
29031 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
29033 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
29034 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
29036 2007-01-09 Nicolas Pitre <nico@cam.org>
29039 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
29041 2007-01-08 Geoffrey Keating <geoffk@apple.com>
29043 * target.h (struct gcc_target): New field library_rtti_comdat.
29044 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
29045 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
29046 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
29047 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
29049 2007-01-08 Geoffrey Keating <geoffk@apple.com>
29051 * doc/invoke.texi (Optimize Options): Correct description of -O0.
29053 2007-01-08 Richard Guenther <rguenther@suse.de>
29055 * tree.h (force_fit_type_double): Export.
29056 (force_fit_type): Remove.
29057 * fold-const.c (force_fit_type_double): New function.
29058 (force_fit_type): Remove.
29059 (int_const_binop): Use it.
29060 (fold_convert_const_int_from_int): Likewise.
29061 (fold_convert_const_int_from_real): Likewise.
29062 (fold_div_compare): Likewise.
29063 (fold_sign_changed_comparison): Likewise.
29064 (fold_unary): Likewise.
29065 (fold_negate_const): Likewise.
29066 (fold_abs_const): Likewise.
29067 (fold_not_const): Likewise.
29068 * c-common.c (shorten_compare): Use force_fit_type_double.
29069 * convert.c (convert_to_pointer): Likewise.
29071 2007-01-08 Richard Guenther <rguenther@suse.de>
29073 * tree.h (build_int_cst_wide_type): Export.
29074 * tree.c (build_int_cst_wide_type): New function.
29075 (build_int_cst_wide): Fix comment.
29076 * builtins.c (fold_builtin_object_size): Use build_int_cst
29077 to build -1 or 0 of the correct type. Use fit_double_type
29078 to check for overflow.
29079 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
29081 (decode_field_reference): Likewise.
29082 (all_ones_mask_p): Likewise.
29083 (native_interpret_int): Use build_int_cst_wide_type.
29084 (fold_binary): Use build_int_cst_type to build an all-ones
29086 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
29088 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
29090 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
29092 2007-01-09 Ben Elliston <bje@au.ibm.com>
29094 * genautomata.c (STATS_OPTION): New option.
29095 (stats_flag): New flag.
29096 (gen_automata_option): Handle it.
29097 (initiate_automaton_gen): Ditto.
29098 (write_automata): Output statistics only if stats_flag is
29099 set. Likewise, output time statistics only if time_flag is set.
29100 * doc/md.texi (Processor pipeline description): Document new flag.
29102 2007-01-08 Richard Guenther <rguenther@suse.de>
29104 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
29105 * tree.c (build_int_cst_type): Likewise.
29106 (size_in_bytes): Don't call force_fit_type on the result.
29107 (int_fits_type_p): Use fit_double_type.
29108 * fold-const.c (fit_double_type): New function.
29109 (force_fit_type): Use it.
29110 * tree.h (fit_double_type): Export.
29112 2007-01-08 Jan Hubicka <jh@suse.cz>
29114 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
29115 * ipa.c (function_and_variable_visibility): Fix return type.
29117 2007-01-08 Richard Guenther <rguenther@suse.de>
29119 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
29120 of offset to build the index.
29121 * tree-pretty-print.c (dump_generic_node): Don't build negated
29122 const just for printing.
29123 * c-pretty-print.c (pp_c_integer_constant): Likewise.
29124 * builtins.c (fold_builtin_int_roundingfn): Check if result
29125 fits the type by using force_fit_type and comparing the result.
29126 * predict.c (predict_loops): Use compare_tree_int for comparison.
29127 * tree.c (build_int_cst): Fall back to integer_type_node for
29129 (build_int_cst_wide): Assert type is non-null.
29131 2007-01-08 Roberto Costa <roberto.costa@st.com>
29133 * tree-vrp.c (extract_range_from_cond_expr): New.
29134 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
29135 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
29137 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
29138 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
29139 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
29140 used as expressions.
29141 * tree-object-size.c (cond_expr_object_size): New.
29142 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
29144 2007-01-08 Jan Hubicka <jh@suse.cz>
29146 * tree-ssa-forwprop.c (forward_propagate_into_cond,
29147 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
29150 2007-01-08 Richard Guenther <rguenther@suse.de>
29152 PR tree-optimization/23603
29153 * tree-vrp.c (set_value_range_to_truthvalue): New function.
29154 (extract_range_from_binary): Fall back to truthvalue instead of
29155 varying for TRUTH_*_EXPR.
29156 (extract_range_from_comparison): Fall back to truthvalue instead of
29158 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
29159 if all visited PHI values were constant.
29161 2007-01-08 Jan Hubicka <jh@suse.cz>
29163 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
29164 (cgraph_analyze_function): break out from ...
29165 (cgraph_finalize_compilation_unit): ... here.
29166 (cgraph_expand_function): Remove forgoten commented out line.
29167 (cgraph_optimize): Analyze functions.
29169 2007-01-08 Jan Hubicka <jh@suse.cz>
29171 * tree-pas.h (TODO_remove_function): New flag.
29172 (TODO_update*): Renumber.
29173 (pass_ipa_increase_alignment,
29174 pass_ipa_function_and_variable_visibility): New passes.
29175 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
29176 (cgraph_function_and_variable_visibility): Move to ipa.c
29177 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
29178 cgraph_increase_alignment.
29179 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
29180 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
29181 calling tree-inline.
29182 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
29183 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
29184 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
29185 (gate_increase_alignment): New function.
29186 (pass_ipa_increase_alignment): New pass.
29187 * ipa.c: Inline tree-pass.h and timevar.h
29188 (function_and_variable_visibility): Move here from cgraphunit.c
29189 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
29190 * passes.c (init_optimization_passes): Add the two new passes.
29191 (execute_todo): Handle cgraph_remove_functions.
29193 2007-01-08 Nick Clifton <nickc@redhat.com>
29195 * config/frv/predicates.md (reg_or_0_operand): Accept
29198 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
29200 * config/bfin/rtems.h, config/bfin/t-rtems: New.
29201 * config.gcc: Add bfin*-rtems*.
29203 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
29205 * c.opt: Add -flax-vector-conversions.
29206 * c-typeck.c (convert_for_assignment): Pass flag to
29207 vector_types_convertible_p to allow emission of note.
29208 (digest_init): Likewise.
29209 * c-opts.c: Handle -flax-vector-conversions.
29210 * c-common.c (flag_lax_vector_conversions): New.
29211 (vector_types_convertible_p): Unless -flax-vector conversions
29212 has been passed, disallow conversions between vectors with
29213 differing numbers of subparts and/or element types. If such
29214 a conversion is disallowed, possibly emit a note on the first
29215 occasion only to inform the user of -flax-vector-conversions.
29216 The new last argument specifies this.
29217 * c-common.h (flag_lax_vector_conversions): New.
29218 (vector_types_convertible_p): Add extra argument.
29219 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
29220 char_type_node for V*QI type vectors.
29221 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
29222 Update to satisfy new typechecking rules.
29223 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
29224 C and C++ variants.
29225 * doc/invoke.texi (C Dialect Options): Document
29226 -flax-vector-conversions.
29228 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
29230 PR tree-optimization/29877
29231 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
29232 a register variable on the RHS to not be replaceable.
29234 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
29235 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
29236 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
29237 const_simm15, const_pow2, const_npow2): Added.
29238 * config/score/misc.md (insv, extv, extzv, movmemsi,
29239 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
29240 * config/score/score.c (score_address_cost, score_select_cc_mode):
29242 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
29243 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
29244 Update score_print_operand.
29245 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
29246 Adjust register allocate order and update some macro define.
29247 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
29248 mdx_block_move_straight, mdx_block_move_loop_head,
29249 mdx_block_move_loop_body, mdx_block_move_loop_foot,
29250 mdx_block_move_loop, mdx_block_move): Added.
29251 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
29252 mdp_limm): Updated and fix some bug and typo.
29253 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
29254 (movsf, movdf, doloop_end): Added.
29256 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
29258 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
29259 config/arm/thumb2.md: Fix comment typos.
29260 * doc/extend.texi: Fix a typo.
29262 2007-01-07 Eric Christopher <echristo@apple.com>
29264 * configure.ac: Check for __stack_chk_fail for darwin.
29265 * configure: Regenerate.
29267 2007-01-07 Richard Guenther <rguenther@suse.de>
29269 * tree-vrp.c (extract_range_from_assert): CSE calls to
29270 compare_values where possible.
29271 (extract_range_from_unary_expr): Likewise.
29273 2007-01-07 Anatoly Sokolov <aesok@post.ru>
29275 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
29276 * config/avr/avr.c (call_insn_operand): Delete function.
29277 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
29278 instead of register number. Use predicates.
29279 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
29280 call_insn_operand): Add.
29282 2007-01-06 Jan Hubicka <jh@suse.cz>
29284 * tree-pass.h (pass_build_cgraph_edges): Declare.
29285 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
29286 (visited_nodes): Remove.
29287 (cgraph_create_edges): Move to cgraphbuild.c; rename to
29288 build_cgrpah_edges; make visited_nodes local.
29289 (cgraph_process_new_functions): DO not call initialize_inline_failed.
29290 (record_references_in_initializer): Move to cgraphbuild.c
29291 (initialize_inline_failed, rebuild_cgraph_edges,
29292 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
29293 (verify_cgraph_node): Make visited_nodes local.
29294 (cgraph_analyze_function): Do not call cgraph_create_edges and
29295 initialize_inline_failed.
29296 (cgraph_expand_function): Do not call cgraph_lower_function;
29297 assert that function is already lowered.
29298 * Makefile.in (cgraphbuild.o): New.
29299 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
29300 at the end of lowering passes.
29302 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
29304 * ifcvt.c (cond_move_convert_if_block): New function, code
29305 factored out from...
29306 (cond_move_process_if_block): ...here. Call the new function
29307 on the THEN and ELSE blocks.
29308 (merge_if_block): Do not copy global_live_at_end, merge_blocks
29309 already takes care of this.
29311 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29314 * tree.h (TREE_OVERFLOW_P): New.
29315 * c-typeck.c (parser_build_unary_op): Warn only if result
29316 overflowed and operands did not.
29317 (parser_build_binary_op): Likewise.
29318 (convert_for_assignment): Remove redundant overflow_warning.
29319 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
29321 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29323 * c-typeck.c (store_init_value): Split over two lines to follow
29324 the GNU coding style.
29326 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
29328 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
29329 __GXX_EXPERIMENTAL_CXX0X__.
29330 * doc/cpp.texi: Same.
29332 2007-01-05 Richard Guenther <rguenther@suse.de>
29334 PR middle-end/27826
29335 * tree.c (get_narrower): Do not construct COMPONENT_REFs
29336 with mismatched types. Instead explicitly build a
29337 conversion NOP_EXPR.
29339 2007-01-05 Ian Lance Taylor <iant@google.com>
29341 * c-common.c (decl_with_nonnull_addr_p): New function.
29342 (c_common_truthvalue_conversion): Call it.
29343 * c-typeck.c (build_binary_op): Likewise.
29344 * c-common.h (decl_with_nonnull_addr_p): Declare.
29346 2007-01-05 Jakub Jelinek <jakub@redhat.com>
29349 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
29352 2007-01-05 Joel Brobecker <brobecker@adacore.com>
29354 * doc/install.texi (Final install): Document the fact that
29355 the GNAT runtime should not be stripped.
29357 2007-01-04 Jan Hubicka <jh@suse.cz>
29359 * tree-inline.c (fold_marked_statements): Update operand caches
29360 and EH after folding
29362 2007-01-04 Ian Lance Taylor <iant@google.com>
29364 * c-common.c (check_function_nonnull): Whitespace fix.
29366 2007-01-04 Jan Hubicka <jh@suse.cz>
29368 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
29369 comitted older version of patch.
29370 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
29371 function, celanup cfg and collect garbage.
29373 2007-01-04 Mike Stump <mrs@apple.com>
29375 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
29378 2007-01-04 Eric Christopher <echristo@apple.com>
29380 * libgcc2.c (__bswapsi2): Use SItype.
29381 (__bswapdi2): Use DItype.
29382 * libgcc2.h: Update for above.
29384 2007-01-04 Paul Brook <paul@codesourcery.com>
29386 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
29387 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
29388 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
29389 umulsidi3, umulsidi3adddi, smulsi3_highpart,
29390 umulsi3_highpart): Make conditional on !arm_arch6.
29391 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
29392 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
29393 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
29394 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
29395 umulsi3_highpart_v6): New insns.
29397 2007-01-04 Roger Sayle <roger@eyesopen.com>
29399 * fold-const.c (fold_convert): When casting an expression to void,
29400 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
29401 have a type. Instead of attempting to build a NOP_EXPR, return
29402 these "special" trees directly.
29404 2007-01-04 Joseph Myers <joseph@codesourcery.com>
29406 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
29407 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
29408 rs6000_cost->fp not 0 as adjustment for outer NEG.
29410 2007-01-04 Jan Hubicka <jh@suse.cz>
29412 * cgraph.c (cgraph_release_function_body): New function.
29413 (cgraph_remove_node): Use it.
29414 * cgraph.h (cgraph_release_function_body): Declare.
29415 * cgraphunit.c (cgraph_expand_function): Use it.
29416 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
29417 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
29418 is initialized and while compilation of other function is running.
29419 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
29420 statement CFG annotations from here to ...
29421 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
29423 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
29425 * cfgloop.h (enum li_flags): Make the constants powers of two.
29427 2007-01-04 Jan Hubicka <jh@suse.cz>
29429 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
29431 (fold_marked_statements): New function.
29432 (optimize_inline_calls, tree_function_versioning): Fold new statements.
29433 * tree-inline.h (copy_body_data): Add statements_to_fold.
29435 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
29437 * config.gcc: Mention libgcc/config.host.
29438 * Makefile.in: Update comments mentioning libgcc.
29439 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
29440 (all.cross, start.encap, rest.encap, rest.cross): Update
29441 dependencies for libgcc move.
29442 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
29443 (clean-target, clean-target-libgcc): Delete.
29444 (srcdirify, GCC_EXTRA_PARTS): New macros.
29445 (libgcc-support, libgcc.mvars): New rules.
29446 (distclean): Remove mention of mklibgcc.
29447 (install): Don't reference INSTALL_LIBGCC.
29448 (install-common): Don't reference EXTRA_PARTS.
29449 (install-libgcc, install-multilib): Delete rules.
29450 * mklibgcc.in: Delete file.
29451 * doc/configfiles.texi: Don't mention mklibgcc.
29453 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
29454 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
29455 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
29456 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
29457 (mklibgcc, ldblspecs): Likewise.
29459 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
29460 (posixpre.def): Use $(T).
29461 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
29462 (SHLIB_SRC, SHLIB_INSTALL): Delete.
29463 (SHLIB_LINK): Make dummy.
29464 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
29466 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
29468 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
29469 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
29470 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
29471 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
29473 * configure.ac (all_outputs): Remove mklibgcc.
29474 * configure: Regenerated.
29476 2007-01-03 Josh Conner <jconner@apple.com>
29478 PR middle-end/29683
29479 * calls.c (compute_argument_addresses): Set stack and stack_slot
29480 for partial args, too.
29481 (store_one_arg): Use locate.size.constant for the size when
29482 generating a save_area.
29484 2007-01-03 Robert Kennedy <jimbob@google.com>
29486 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
29487 whose definitions are deleted due to basic block merging.
29489 2007-01-03 Paul Brook <paul@codesourcery.com>
29492 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
29494 (use_return_insn): Return 0 for Thumb interrupt functions.
29495 (print_multi_reg): Add rfe argument for IRQ returns.
29496 (arm_output_epilogue): Pop interrupt return address directly into PC.
29497 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
29499 2007-01-03 Paul Brook <paul@codesourcery.com>
29501 Merge from sourcerygxx-4_1.
29502 * config/arm/thumb2.md: New file.
29503 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
29505 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
29506 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29507 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
29508 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
29510 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29511 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
29513 * config/arm/ieee754-sf.S: Ditto.
29514 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
29515 (thumb1_base_register_rtx_p): ... to this.
29516 (thumb_index_register_rtx_p): Rename...
29517 (thumb1_index_register_rtx_p): ... to this.
29518 (thumb_output_function_prologue): Rename...
29519 (thumb1_output_function_prologue): ... to this.
29520 (thumb_legitimate_address_p): Rename...
29521 (thumb1_legitimate_address_p): ... to this.
29522 (thumb_rtx_costs): Rename...
29523 (thumb1_rtx_costs): ... to this.
29524 (thumb_compute_save_reg_mask): Rename...
29525 (thumb1_compute_save_reg_mask): ... to this.
29526 (thumb_final_prescan_insn): Rename...
29527 (thumb1_final_prescan_insn): ... to this.
29528 (thumb_expand_epilogue): Rename...
29529 (thumb1_expand_epilogue): ... to this.
29530 (arm_unwind_emit_stm): Rename...
29531 (arm_unwind_emit_sequence): ... to this.
29532 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
29533 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
29534 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
29535 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
29536 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
29537 thumb2_output_casesi): New functions.
29538 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
29539 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
29540 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
29541 THUMB2_WORK_REGS): Define.
29542 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
29543 arm_condexec_mask, arm_condexec_masklen)): New variables.
29544 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
29545 (arm_override_options): Check new CPU capabilities.
29546 Set new architecture flag variables.
29547 (arm_isr_value): Handle v7m interrupt functions.
29548 (user_return_insn): Return 0 for v7m interrupt functions. Handle
29550 (const_ok_for_arm): Handle Thumb-2 constants.
29551 (arm_gen_constant): Ditto. Use movw when available.
29552 (arm_function_ok_for_sibcall): Return false for v7m interrupt
29554 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
29555 (thumb_find_work_register, arm_load_pic_register,
29556 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
29557 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
29558 print_multi_reg, output_mov_long_double_fpa_from_arm,
29559 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
29560 output_mov_double_fpa_from_arm, output_move_double,
29561 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
29562 output_return_instruction, arm_output_function_prologue,
29563 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
29564 arm_output_mi_thunk, thumb_set_return_address): Ditto.
29565 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
29566 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
29567 (arithmetic_instr, shift_op): Use arm_shift_nmem.
29568 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
29570 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
29571 (thumb_expand_prologue): Use thumb_set_frame_pointer.
29572 (arm_file_start): Output directive for unified syntax.
29573 (arm_unwind_emit_set): Handle stack alignment instruction.
29574 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
29575 Add v6t2, v7, v7a, v7r and v7m.
29576 (RETLDM): Add Thumb-2 code.
29577 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
29578 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
29579 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
29580 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
29581 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
29582 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
29583 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
29584 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
29585 ADJUST_INSN_LENGTH): Define.
29586 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
29587 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
29588 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
29589 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
29590 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
29591 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
29592 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
29593 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
29594 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
29595 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
29596 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
29597 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
29598 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
29599 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
29600 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
29601 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
29602 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
29604 * config/arm/arm-tune.md: Regenerate.
29605 * config/arm/arm-protos.h: Update prototypes.
29606 * config/arm/vfp.md: Enable patterns for Thumb-2.
29607 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
29608 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
29609 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
29610 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
29611 * config/arm/libunwind.S: Add Thumb-2 code.
29612 * config/arm/constraints.md: Update include Thumb-2.
29613 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
29614 * config/arm/ieee754-df.S: Ditto.
29615 * config/arm/bpabi.S: Ditto.
29616 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
29617 * config/arm/predicates.md (low_register_operand,
29618 low_reg_or_int_operand, thumb_16bit_operator): New.
29619 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
29620 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
29621 * config/arm/t-arm-elf: Add armv7 multilib.
29622 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
29624 (UNSPEC_STACK_ALIGN, ce_count): New.
29625 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
29626 arm_zero_extendsidi2, arm_zero_extendqidi2): New
29628 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
29629 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
29630 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
29631 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
29632 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
29633 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
29635 * doc/extend.texi: Document ARMv7-M interrupt functions.
29636 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
29638 2007-01-03 Jakub Jelinek <jakub@redhat.com>
29640 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
29641 (struct _Unwind_Context): Rename args_size to flags, remove
29642 signal_frame field, add a new args_size field and version field.
29643 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
29644 _Unwind_IsExtendedContext): New inline functions.
29645 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
29646 Assume by_value array is only present if _Unwind_IsExtendedContext.
29647 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
29648 _Unwind_IsSignalFrame.
29649 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
29650 (uw_update_context_1): Use _Unwind_SetSignalFrame.
29651 (uw_init_context_1): Initialize context->flags to
29652 EXTENDED_CONTEXT_BIT.
29653 * config/rs6000/linux-unwind.h (frob_update_context): Use
29654 _Unwind_SetSignalFrame.
29656 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29658 PR middle-end/30353
29659 * gimplify.c (gimplify_modify_expr_complex_part): Move below
29660 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
29663 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
29665 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
29666 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
29667 RET, AT_SP): Remove.
29668 * config/i386/i386.md (*sse_prologue_save_insn): Use return
29671 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29672 * cfgbuild.c (find_basic_blocks): Likewise.
29673 * cfgrtl.c (rtl_create_basic_block): Likewise.
29674 * function.c (temp_slots_at_level): Likewise.
29675 * reg-stack.c (stack_regs_mentioned): Likewise.
29676 * regclass.c (allocate_reg_info): Likewise.
29677 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29678 set_bb_for_stmt, move_block_to_fn): Likewise.
29679 * tree-complex.c (tree_lower_complex): Likewise.
29680 * vec.h (VEC_safe_grow_cleared): New.
29682 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
29684 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
29686 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
29687 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
29689 * cfgloopmanip.c (scale_loop_frequencies): Export.
29690 (loopify): Scale the frequencies by prescribed coefficients.
29691 (set_zero_probability): New function.
29692 (duplicate_loop_to_header_edge): Improve updating of frequencies.
29693 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
29694 and frequencies according to arguments.
29695 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
29697 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
29698 * modulo-sched.c (sms_schedule): Set probabilities for entering
29699 versioned loop correctly.
29700 * tree-vect-transform.c (vect_transform_loop): Ditto.
29701 * cfgloop.h (loopify, loop_version): Declaration changed.
29702 (scale_loop_frequencies): Declared.
29704 2007-01-02 Jan Hubicka <jh@suse.cz>
29706 * cgraph.c: Include tree-flow.h
29707 (cgraph_add_new-function): Handle IPA_SSA mode; execute
29708 early_local_passes.
29709 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
29710 * tree-pass.h (pass_all_early_optimizations): Declare.
29711 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
29712 early_local_passes.
29713 (cgraph_analyze_function): Do early_local_passes.
29714 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29715 Do not add referenced vars.
29716 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
29718 (gate_all_early_local_passes): New gate.
29719 (pass_early_local_passes): Use new gate.
29720 (execute_early_local_optimizations): New functions.
29721 (gate_all_early_optimizations): New gate.
29722 (pass_all_early_optimizations): New pass.
29723 (execute_free_datastructures): Free SSA only when initialized.
29724 (gate_init_datastructures): Init only when optimizing.
29725 (tree_lowering_passes): Do early local passes when called late.
29726 * tree-profile.c (do_tree_profiling): Don't profile functions added
29728 (do_early_tree_profiling, pass_early_tree_profile): Kill.
29729 * tree-cfg.c (update_modified_stmts): Do not update when operands are
29731 * passes.c (init_optimizations_passes): Reorder so we go into SSA
29732 during early_local_passes.
29733 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
29736 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29738 * Makefile.in: Update copyright year.
29740 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29742 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
29743 in $(lang_checks) and check-consistency targets.
29745 2007-01-02 Jan Hubicka <jh@suse.cz>
29747 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29748 Do not add referenced vars.
29749 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
29751 * passes.c (init_optimization_passes): Put mudflap_2 after
29752 free_datastructures.
29754 2007-01-02 Jan Hubicka <jh@suse.cz>
29756 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
29757 Set NOTHROW flag on call statements proved to be nothrow.
29758 Update statement of local calls so new pure/const functions are
29759 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
29761 (tree_rest_of_compilation): Register hooks and initialize bitmap
29762 early. Do not set after_inlining flag.
29764 2007-01-02 Steve Ellcey <sje@cup.hp.com>
29766 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
29767 HOST_BITS_PER_LONGLONG
29769 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29772 * c-typeck.c (store_init_value): Don't emit pedantic overflow
29773 warning for non-static initializers.
29775 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
29777 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
29778 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
29779 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
29780 Always use set_unique_reg_note to add REG_EQUAL notes.
29782 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29785 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29787 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29788 * cfgbuild.c (find_basic_blocks): Likewise.
29789 * cfgrtl.c (rtl_create_basic_block): Likewise.
29790 * function.c (temp_slots_at_level): Likewise.
29791 * reg-stack.c (stack_regs_mentioned): Likewise.
29792 * regclass.c (allocate_reg_info): Likewise.
29793 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29794 set_bb_for_stmt, move_block_to_fn): Likewise.
29795 * tree-complex.c (tree_lower_complex): Likewise.
29796 * vec.h (VEC_safe_grow_cleared): New.
29798 2007-01-02 Ian Lance Taylor <iant@google.com>
29800 * c-common.c (c_common_truthvalue_conversion): When warning about
29801 using an assignment as a truth value, set TREE_NO_WARNING.
29803 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29806 * c.opt (Wold-style-declaration): New.
29807 * doc/invoke.texi (C-only Warning Options): New.
29808 (Wold-style-declaration): Document it.
29809 (Wextra): Enabled by -Wextra.
29810 * c-opts.c (c_common_post_options): Enabled by -Wextra.
29811 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
29812 -Wold-style-declaration.
29814 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29816 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29817 * cfgbuild.c (find_basic_blocks): Likewise.
29818 * cfgrtl.c (rtl_create_basic_block): Likewise.
29819 * function.c (temp_slots_at_level): Likewise.
29820 * reg-stack.c (stack_regs_mentioned): Likewise.
29821 * regclass.c (allocate_reg_info): Likewise.
29822 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29823 set_bb_for_stmt, move_block_to_fn): Likewise.
29824 * tree-complex.c (tree_lower_complex): Likewise.
29825 * vec.h (VEC_safe_grow_cleared): New.
29827 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
29829 * c-common.c (c_common_nodes_and_builtins): Since variants of
29830 void_type_node get built before it is given a name, we need to
29831 give those variants the name, too.
29832 (complete_array_type): We need to work with the canonical main
29833 type of the array, from which we will build the qualified version.
29834 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
29835 * print-tree.c (print_node): Display canonical type information
29837 * stor-layout.c (layout_type): When we don't know the
29838 alignment of a type for which we're building an array, we end up
29839 guessing wrong, so make the type require structural equality.
29840 * tree.c (make_node_stat): When we build a new type, it is its
29841 own canonical type.
29842 (build_type_attribute_qual_variant): When building an attribute
29843 variant, its canonical type is the non-attribute variant. However,
29844 if the attributes are target-dependent and they differ, we need to
29845 use structural equality checks for this type.
29846 (build_qualified_type): A qualified type is not equivalent to its
29847 unqualified variant; set the canonical type appropriately.
29848 (build_distinct_type_copy): When building a distinct type from
29849 another type, the new type is its own canonical type.
29850 (build_variant_type_copy): When building a new type variant, we
29851 assume that it is equivalent to the original type.
29852 (build_pointer_type_for_mode): When building a pointer type, also
29853 build a canonical type pointer.
29854 (build_reference_type_for_mode): When building a reference type,
29855 also build a canonical type reference.
29856 (build_index_type): When we can't hash an index type (e.g.,
29857 because its maximum value is negative), the index type requires
29858 structural equality tests.
29859 (build_array_type): Build the canonical form of an array type.
29860 (build_function_type): Function types require structural equality,
29861 because they contain default arguments, attributes, etc.
29862 (build_method_type_directly): Ditto for method types.
29863 (build_offset_type): Build the canonical offset type.
29864 (build_complex_type): Build the canonical vector type.
29865 (make_vector_type): Build the canonical vector type.
29866 * tree.h (TYPE_CANONICAL): New.
29867 (TYPE_STRUCTURAL_EQUALITY_P): New.
29868 (SET_TYPE_STRUCTURAL_EQUALITY): New.
29869 (struct tree_type): Added "canonical" field.
29870 * params.h (VERIFY_CANONICAL_TYPES): New.
29871 * doc/c-tree.texi (TYPE_CANONICAL): Document.
29872 (TYPE_STRUCTURAL_EQUALITY_P): Document.
29873 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
29874 * doc/invoke.texi (verify-canonical-types): Document --param
29875 parameter for verifying canonical types.
29877 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29879 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
29880 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
29881 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
29882 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
29884 * config/rs6000/e500.h: New.
29885 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
29886 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
29888 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
29889 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
29890 TARGET_E500_DOUBLE): Remove.
29891 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
29892 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
29893 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
29894 * config/rs6000/rs6000.c (rs6000_override_options): Use
29895 CHECK_E500_OPTIONS.
29897 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29899 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
29900 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
29901 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
29902 rs6000_emit_cmove): Don't check TARGET_E500.
29903 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
29904 sordered): Don't check TARGET_E500.
29906 2007-01-01 Eric Christopher <echristo@apple.com>
29908 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
29909 HARD_REGISTER_NUM_P.
29911 2007-01-01 Roger Sayle <roger@eyesopen.com>
29913 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
29914 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
29915 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
29918 2007-01-01 Mike Stump <mrs@apple.com>
29920 * configure.ac: Remove support for building with Apple's gcc-3.1.
29922 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29924 PR middle-end/30311
29925 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
29926 REG is a hard register. Do not modify REG before calling
29928 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
29929 multiple of the size of YMODE for certain lowpart cases.
29931 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29933 PR middle-end/30253
29934 * gimplify (voidify_wrapper_expr): Update for
29935 GIMPLE_MODIFY_STMT.
29937 2007-01-01 Andreas Schwab <schwab@suse.de>
29940 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
29941 save of BR0 in extra_spill_size instead of spill_size.
29942 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
29944 (ia64_expand_epilogue): Restore BR0 from its new location.
29946 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29948 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
29949 Use a temporary variable if the left hand side is not a gimple
29952 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29954 * gimplify.c (gimplify_return_expr): Make the temporary variable
29955 for the return expression, a gimple register variable.
29957 2007-01-01 Jan Hubicka <jh@suse.cz>
29959 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
29962 2007-01-01 Mike Stump <mrs@apple.com>
29964 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
29966 * config/darwin.c (machopic_select_rtx_section): Use
29967 HAVE_GAS_LITERAL16.
29968 (darwin_mergeable_constant_section): Likewise.
29969 * configure: Regenerate.
29970 * config.in: Regenerate.
29972 2007-01-01 Jan Hubicka <jh@suse.cz>
29973 Andrew Pinski <pinskia@gmail.com>
29975 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
29976 before starting IPA passes.