1 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
3 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
5 (conflict_p, set_conflict, set_conflicts): Likewise.
6 * global.c (global_alloc): Likewise.
7 * ra.h: Update prototypes.
9 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
11 * opth-gen.awk: Fixed generation of comment stating the origin
14 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
17 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
18 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
19 and '%}', respectively.
22 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
23 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
24 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
26 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
30 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
31 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
32 syntax for ASSEMBLER_DIALECT.
33 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
35 2007-10-10 Revital Eres <eres@il.ibm.com>
37 * modulo-sched.c (check_nodes_order): Dump the final order of
39 (get_sched_window): Add dump info.
40 (calculate_order_params): Dump order params of the nodes.
42 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
45 * ra-conflict.c (record_one_conflict_between_regnos,
46 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
47 (global_conflicts): Enhanced incorrect check.
49 2007-10-09 Geoffrey Keating <geoffk@apple.com>
51 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
52 if flag_exceptions is not set.
53 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
54 assemble_name rather than incorrectly emulating it.
56 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
57 friends are removed from G++.
59 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
61 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
62 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
63 enabling them is redundant. Don't check two times for
66 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
68 * ra-conflict.c (record_one_conflict_between_regnos): Revert
70 (set_conflicts_for_earlyclobber): Likewise.
71 (global_conflicts): Likewise.
73 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
75 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
76 and '%}', respectively.
78 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
80 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
81 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
83 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
86 2007-10-09 Richard Guenther <rguenther@suse.de>
89 * gimplify.c (canonicalize_component_ref): Honor qualifiers
90 of referenced structure and component.
92 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
95 * ra-conflict.c (record_one_conflict_between_regnos,
96 set_conflicts_for_earlyclobber, global_conflicts): Improved
98 (global_conflicts): Removed incorrect check.
100 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
102 PR tree-optimization/33615
103 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
104 if the statement might throw. Fix formatting.
106 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
108 PR tree-optimization/33615
109 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
110 if the rhs might throw.
112 2007-10-09 Jan Hubicka <jh@suse.cz>
114 * invoke.texi (align-threshold, align-loop-iterations): Document.
115 * final.c: Include cfgloop.h, params.h
116 (compute_alignments): Dump decisions and compare them with loop
117 structure; honor given parameters.
118 (pass_compute_alignments): New dump file.
119 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
120 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
122 2007-10-09 James E. Wilson <wilson@specifix.com>
124 PR tree-optimization/33655
126 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
127 convert it to bitsizetype before size_binop call.
129 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
131 PR tree-optimization/33572
132 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
133 the absence of a corresponding edge from the exit block.
135 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
138 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
140 (sra_build_assignment): Likewise. Set up mask depending on
142 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
144 (sra_build_elt_assignment): Don't view-convert from signed to
146 (sra_explode_bitfield_assignment): Use bit-field type if
147 possible. Use BYTES_BIG_ENDIAN.
149 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
152 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
153 the original stmt can throw.
154 (sra_build_bf_assignment): Fix type mismatch when applying negated
157 2007-10-08 Geoffrey Keating <geoffk@apple.com>
159 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
160 '#pragma mark' to be executed at preprocessing time.
162 2007-10-08 Ollie Wild <aaw@google.com>
164 * varasm.c (compare_constant): Removed call to
165 lang_hooks.expand_constant.
166 (copy_constants): Removed call to lang_hooks.expand_constant.
167 (compute_reloc_for_constant): Removed call to
168 lang_hooks.expand_constant.
169 (output_addressed_constants): Removed call to
170 lang_hooks.expand_constant.
171 (constructor_static_from_elts_p): Removed call to
172 lang_hooks.expand_constant.
173 (output_constant): Removed calls to lang_hooks.expand_constant.
174 * langhooks.h (struct lang_hooks): Removed field expand_constant.
175 * langhooks-def.h (lhd_return_tree): Removed.
176 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
177 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
178 * langhooks.c (lhd_return_tree): Removed.
180 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
182 * combine.c (setup_incoming_promotions): Ensure that
183 arguments that have not undergone mode promotions do not
184 incorrectly get marked as being sign- or zero-extended.
186 2007-10-08 Richard Guenther <rguenther@suse.de>
191 * fold-const.c (fold_binary): Use correct types in folding
192 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
193 and building of RROTATE_EXPR.
195 2007-10-08 Richard Guenther <rguenther@suse.de>
200 * fold-const.c (fold_binary): Use the correct types when
201 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
202 (fold_binary): Use the correct types when folding
203 (-A) - B to (-B) - A.
204 (fold_unary): Use the correct types when folding ~(X).
206 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
208 * doc/invoke.texi (Wall): fix formatting issues.
210 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
212 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
213 truncated shift counts.
215 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
217 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
218 syntax for ASSEMBLER_DIALECT.
219 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
221 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
222 Nathan Froyd <froydnj@codesourcery.com>
224 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
225 when determining whether to record INCOMING_RETURN_ADDR_RTX.
227 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
230 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
232 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
233 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
234 the function, temporarily point the debug interface to the null one.
236 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
238 PR tree-optimization/33655
240 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
243 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
245 PR tree-optimization/33572
246 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
247 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
248 (update_ssa_across_abnormal_edges): ... this. Set slots in the
250 (copy_edges_for_bb): Handle nonlocal label edges.
251 (make_nonlocal_label_edges): Deleted.
252 (optimize_inline_calls): Don't call it.
254 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
256 * gthr-single.h: Revert last change.
258 2007-10-05 Michael Matz <matz@suse.de>
261 * lower-subreg.c (decompose_multiword_subregs): Use
262 validate_unshare_change().
264 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
266 * ra-conflict.c: Include "sparseset.h".
267 (conflicts): Change to HOST_WIDEST_FAST_INT.
268 (allocnos_live): Redefine variable as a sparseset.
269 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE): Delete macros.
270 (allocno_row_words): Removed global variable.
271 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
272 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
273 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
274 (record_one_conflict_between_regnos): Cache allocno values and reuse.
276 (record_one_conflict): Update uses of allocnos_live to use
277 the sparseset routines. Use set_conflicts_p.
278 (mark_reg_store): Likewise.
279 (set_reg_in_live): Likewise.
280 (global_conflicts): Update uses of allocnos_live.
281 Use the new adjacency list to visit an allocno's neighbors
282 rather than iterating over all possible allocnos.
283 Call set_conflicts_p to setup conflicts rather than adding
285 * global.c: Comments updated.
286 (CONFLICTP): Delete define.
287 (regno_compare): New function. Add prototype.
288 (global_alloc): Sort the allocno to regno mapping according to
289 which basic blocks the regnos are referenced in. Modify the
290 conflict bit matrix to a compressed triangular bitmatrix.
291 Only allocate the conflict bit matrix and adjacency lists if
292 we are actually going to allocate something.
293 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
294 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
295 allocno's neighbors rather than iterating over all possible allocnos.
296 (mirror_conflicts): Removed function.
297 (dump_conflicts): Iterate over regnos rather than allocnos so
298 that all dump output will be sorted by regno number.
299 Use the FOR_EACH_CONFLICT macro.
300 * ra.h: Comments updated.
301 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
302 (partial_bitnum, max_bitnum, adjacency, adjacency_pool): Add prototypes.
303 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
304 (adjacency_list_d, adjacency_iterator_d): New types.
305 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
306 adjacency_iter_next, regno_basic_block): New static inline functions.
307 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
308 (conflict_p): Add function prototype.
309 * sparseset.h, sparseset.c: New files.
310 * Makefile.in (OBJS-common): Add sparseset.o.
311 (sparseset.o): New rule.
313 2007-10-05 Richard Guenther <rguenther@suse.de>
316 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
319 2007-10-05 Michael Matz <matz@suse.de>
322 * function.c (match_asm_constraints_1): Check for input
323 being used in the outputs.
325 2007-10-05 Richard Guenther <rguenther@suse.de>
327 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
329 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
332 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
333 subset checks. Make the cost of FPR -> FPR moves depend on
334 mips_mode_ok_for_mov_fmt_p.
336 2007-10-04 Doug Kwan <dougkwan@google.com>
338 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
339 __gthread_cond_wait_recursive): Add to extend interface for POSIX
340 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
341 support of conditional variables.
342 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
343 __gthread_cond_wait_recursive): Add to extend interface for POSIX
344 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
345 support of conditional variables.
346 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
347 __gthread_cond_wait_recursive): Add to extend interface for POSIX
348 conditional variables.
349 * gthr.h: Update comments to document new interface.
351 2007-10-04 Geoffrey Keating <geoffk@apple.com>
353 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
356 2007-10-04 Anatoly Sokolov <aesok@post.ru>
358 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
360 2007-10-04 Richard Guenther <rguenther@suse.de>
363 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
364 does not need to be of INTEGER_TYPE.
365 (verify_gimple_2): New function split out from ...
366 (verify_gimple_1): ... here. ICE if there was an error during
369 2007-10-04 Michael Matz <matz@suse.de>
371 PR rtl-optimization/33653
372 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
373 * dse.c (scan_insn): Same.
375 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
377 * config.gcc: Remove USE_GAS for m68k targets.
379 2007-10-04 Richard Guenther <rguenther@suse.de>
381 PR tree-optimization/33627
382 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
383 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
385 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
386 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
388 2007-10-04 Anatoly Sokolov <aesok@post.ru>
390 * config/avr/avr.c (commands_in_file, commands_in_prologues,
391 commands_in_epilogues): Remove variables.
392 (avr_file_start): Remove unneded initializations of commands_in_file,
393 commands_in_prologues and commands_in_epilogues variables.
394 (avr_file_end): Remove dead code.
396 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
398 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
401 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
404 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
405 (mips_split_doubleword_move): ...this.
406 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
407 use natural endianness for multi-format FPR values.
408 (mips_split_64bit_move): Rename to...
409 (mips_split_doubleword_move): ...this and extend to 64-bit words.
410 Use move_doubleword_fpr* patterns for moves involving FPRs.
411 (mips_save_reg): Update the call to mips_split_64bit_move.
412 (mips_secondary_reload_class): Return NO_REGS for any reload of a
413 nonzero constant into an FPR if the constant can be forced to memory.
414 * config/mips/mips.md: Update the splitter calls to
415 mips_split_64bit_move.
416 (UNSPEC_LOAD_DF_LOW): Rename to...
417 (UNSPEC_LOAD_LOW): ...this.
418 (UNSPEC_LOAD_DF_HIGH): Rename to...
419 (UNSPEC_LOAD_HIGH): ...this.
420 (UNSPEC_STORE_DF_HIGH): Rename to...
421 (UNSPEC_STORE_WORD): ...this.
422 (SPLITF): New mode iterator.
423 (HALFMODE): New mode attribute.
424 (movtf): New expander.
425 (*movtf_internal): New define_insn_and_split.
426 (move_doubleword_fpr<mode>): New expander.
427 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
429 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
430 (mfhc1<mode>): ...these more general patterns.
432 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
434 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
436 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
438 * gcse.c (hash_scan_set): Insert set in insn before note at
439 the end of basic block.
441 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
443 PR tree-optimization/33576
444 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
445 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
446 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
447 (remove_iv): Declared.
448 * lambda-code.c (remove_iv): Not static.
449 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
450 Don't remove ivs there, save ivs in the buffer.
452 2007-10-03 Jason Merrill <jason@redhat.com>
455 * tree-eh.c (same_handler_p): New fn.
456 (optimize_double_finally): New fn.
457 (refactor_eh_r): New fn.
458 (refactor_eh): New fn.
459 (pass_refactor_eh): New pass.
460 * tree-pass.h: Declare it.
461 * passes.c (init_optimization_passes): Add it.
463 2007-10-03 Doug Kwan <dougkwan@google.com>
464 Richard Guenther <rguenther@suse.de>
467 * dwarf2out.c (reference_to_unused): Disable sanity checking,
468 be conservative instead.
470 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
473 * doc/invoke.texi (-fwhole-program): Document that Fortran
474 doesn't support this option.
476 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
479 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
482 2007-10-02 David Daney <ddaney@avtrex.com>
484 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
485 against constant zero.
486 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
489 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
491 * ra-conflict.c: New file.
493 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
494 usage to DF_LIVE usage.
495 * rtlanal.c (subreg_nregs_with_regno): New function.
496 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
497 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
498 (df_has_eh_preds): Removed.
499 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
500 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
502 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
503 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
504 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
505 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
506 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
507 (global_alloc): Turn off rescanning insns after call to
508 global_conflicts and added call to set_preferences.
509 (global_conflicts): Moved to ra-alloc.c.
510 (set_preferences_1, set_preferences): New function.
511 (mirror_conflicts): Changed types for various variables.
512 (mark_elimination): Change DF_RA_LIVE
513 usage to DF_LIVE usage.
514 (build_insn_chain): Rewritten from scratch and made local.
515 (print_insn_chain, print_insn_chains): New functions.
516 (dump_conflicts): Do not print conflicts for fixed_regs.
517 (rest_of_handle_global_alloc): Turn off insn rescanning.
518 * hard-reg-set.h: Fixed comment.
519 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
520 usage to DF_LIVE usage and delete refs to TOP sets.
521 (block_alloc): Mark regs as live if they are in the artificial
522 defs at top of block.
523 (find_stack_regs): New function.
524 (rest_of_handle_local_alloc): Changed urec problem to live
525 problem and do not turn off df rescanning.
526 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
527 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
528 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
529 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
530 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
531 fields in df_ref_flags. The rest have been renumbered.
532 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
534 * rtl.h (subreg_nregs_with_regno): New function.
535 * df-problems.c: (df_get_live_out, df_get_live_in,
536 df_get_live_top): Removed reference to DF_RA_LIVE.
537 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
538 df_live_alloc, df_live_reset, df_live_local_finalize,
539 df_live_free): Make top set only if different from in set.
540 (df_lr_top_dump, df_live_top_dump): Only print top set if
541 different from in set.
542 (df_lr_bb_local_compute): Removed unnecessary check.
543 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
544 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
545 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
546 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
547 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
548 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
549 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
550 df_urec_add_problem): Removed.
551 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
553 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
554 * basic_block.h (bb_has_abnormal_pred): New function.
555 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
556 usage to DF_LIVE usage.
558 2007-10-02 Revital Eres <eres@il.ibm.com>
560 * config/rs6000/predicates.md (easy_vector_constant): Return false
561 for 750CL paired vectors.
562 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
564 (vec_initv2sf): Add new description.
565 (vconcatsf): Likewise.
566 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
567 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
569 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
571 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
572 sinking the last stmt in a BB.
574 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
577 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
578 (sra_hash_tree): Handle BIT_FIELD_REFs.
579 (sra_elt_hash): Don't hash bitfld blocks.
580 (sra_elt_eq): Skip them in parent compares as well. Handle
582 (build_element_name_1): Handle BIT_FIELD_REFs.
583 (instantiate_element): Propagate nowarn from parents. Create
584 BIT_FIELD_REF for variables that are widened by scalarization.
585 Gimple-zero-initialize all bit-field variables that are not
586 part of parameters that are going to be scalarized on entry.
587 (instantiate_missing_elements_1): Return the sra_elt.
588 (canon_type_for_field): New.
589 (try_instantiate_multiple_fields): New. Infer widest possible
590 access mode from decl or member type, but clip it at word
591 size, and only widen it if a field crosses an alignment
593 (instantiate_missing_elements): Use them.
594 (generate_one_element_ref): Handle BIT_FIELD_REFs.
595 (scalar_bitfield_p): New.
596 (sra_build_assignment): Optimize assignments from scalarizable
597 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
600 (sra_build_bf_assignment): New. Optimize assignments to
601 scalarizable BIT_FIELD_REFs.
602 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
603 assignments to full variables.
604 (generate_copy_inout): Use the new macros and functions.
605 (generate_element_copy): Likewise. Handle bitfld differences.
606 (generate_element_zero): Don't recurse for blocks. Use
607 sra_build_elt_assignment.
608 (generate_one_element_init): Take elt instead of var. Use
609 sra_build_elt_assignment.
610 (generate_element_init_1): Adjust.
611 (bitfield_overlap_info): New struct.
612 (bitfield_overlaps_p): New.
613 (sra_explode_bitfield_assignment): New. Adjust widened
614 variables to account for endianness.
615 (sra_sync_for_bitfield_assignment): New.
616 (scalarize_use): Re-expand assignment to/from scalarized
617 BIT_FIELD_REFs. Explode or sync needed members for
618 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
619 (scalarize_copy): Use REPLDUP.
620 (scalarize_ldst): Move assert before dereference. Adjust EH
622 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
624 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
626 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
627 Rename CR_* constants to CMP_*. Fix spacing.
629 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
632 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
633 to be processed with the special script doc/install.texi2html.
635 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
637 * doc/invoke.texi (Wall): List the options enabled by Wall.
638 (Wstrict-aliasing): Add missing @option.
640 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
642 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
643 rather than gen_lowpart to change a register from DImode to DFmode.
644 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
645 both FROM and TO are integer modes that are no bigger than 4 bytes.
646 (mips_mode_ok_for_mov_fmt_p): New function.
647 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
648 (mips_secondary_reload_class): Tweak formatting and comments.
649 Use reg_class_subset_p instead of direct comparisons with
650 classes. Only allow direct FPR<->FPR moves for modes that
651 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
652 for 4- and 8-byte types. Handle reloads in which X is an FPR.
653 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
654 (*movdi_64bit): Likewise.
655 (*movsi_internal): Likewise.
656 (*movhi_internal): Likewise.
657 (*movqi_internal): Likewise.
659 2007-09-30 Diego Novillo <dnovillo@google.com>
662 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
665 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
667 PR tree-optimization/33597
668 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
669 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
671 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
673 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
674 instead of variants of (!reload_in_progress && !reload_completed).
675 (x86_expand_vector_move): Ditto.
677 2007-09-28 Ollie Wild <aaw@google.com>
680 2007-09-27 Ollie Wild <aaw@google.com>
682 * varasm.c (compare_constant): Removed call to
683 lang_hooks.expand_constant.
684 (copy_constants): Removed call to lang_hooks.expand_constant.
685 (compute_reloc_for_constant): Removed call to
686 lang_hooks.expand_constant.
687 (output_addressed_constants): Removed call to
688 lang_hooks.expand_constant.
689 (constructor_static_from_elts_p): Removed call to
690 lang_hooks.expand_constant.
691 (output_constant): Removed calls to lang_hooks.expand_constant.
692 * langhooks.h (struct lang_hooks): Removed field expand_constant.
693 * langhooks-def.h (lhd_return_tree): Removed.
694 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
695 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
696 * langhooks.c (lhd_return_tree): Removed.
698 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
701 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
702 argument to gen_selb.
704 2007-09-28 Chao-ying Fu <fu@mips.com>
706 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
707 * doc/libgcc.texi (Fixed-point fractional library routines):
708 Fix typos for neg and cmp functions.
710 2007-09-28 Michael Matz <matz@suse.de>
712 PR rtl-optimization/33552
713 * function.c (match_asm_constraints_1): Check for overlap in
714 inputs and replace all occurences.
716 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
718 * config/mips/mips.c (override_options): Fix comment typo.
720 2007-09-28 Jie Zhang <jie.zhang@analog.com>
722 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
723 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
724 * config/bfin/t-bfin-linux (crti.o): Don't build.
726 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
727 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
729 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
731 2007-09-27 Ollie Wild <aaw@google.com>
733 * varasm.c (compare_constant): Removed call to
734 lang_hooks.expand_constant.
735 (copy_constants): Removed call to lang_hooks.expand_constant.
736 (compute_reloc_for_constant): Removed call to
737 lang_hooks.expand_constant.
738 (output_addressed_constants): Removed call to
739 lang_hooks.expand_constant.
740 (constructor_static_from_elts_p): Removed call to
741 lang_hooks.expand_constant.
742 (output_constant): Removed calls to lang_hooks.expand_constant.
743 * langhooks.h (struct lang_hooks): Removed field expand_constant.
744 * langhooks-def.h (lhd_return_tree): Removed.
745 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
746 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
747 * langhooks.c (lhd_return_tree): Removed.
749 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
752 * expr.c (emit_group_load_1): Split constant double when destination
753 length is half source length.
755 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
757 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
758 (mips_cpu_info): Add tune_flags.
759 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
760 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
762 (override_options): Remove deprecation code. Use branch-likely
763 instructions for optimize_size or if the tuning flags do not
764 suggest otherwise. Tweak warning.
765 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
767 2007-09-27 Matthias Klose <doko@ubuntu.com>
769 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
770 multilib osdirname if it exists.
771 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
773 2007-09-27 Ian Lance Taylor <iant@google.com>
775 PR tree-optimization/33565
776 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
777 assignments of comparisons.
778 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
779 parameter. Change caller. Defer overflow warnings around call to
781 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
782 TREE_NO_WARNING is set on the statement.
783 * tree-ssa-forwprop.c
784 (tree_ssa_forward_propagate_single_use_vars): Don't test
785 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
786 * tree-cfg.c (fold_cond_expr_cond): Likewise.
788 2007-09-27 Joseph Myers <joseph@codesourcery.com>
790 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
791 reduce offset by units of 0x10000 for SPE vector modes or modes
792 used with E500 double instructions.
794 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
796 * simplify-rtx.c (comparison_result): New.
797 (simplify_const_relational_operation): Use it instead of the five
798 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
799 Improve bounds-checking optimizations; remove subsumed POPCOUNT
800 optimizations. Extract nonzero_address_p optimizations into a
801 separate "if" together with optimizations where op1 is const0_rtx.
802 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
803 floating-point arguments too when appropriate. Hoist test for ABS
804 outside the final switch statement.
805 * cse.c (fold_rtx): Don't look for an IOR equivalent of
806 folded_arg0 if we found a constant equivalent. Remove
807 transformations done in simplify-rtx.c for "op0 RELOP op0".
809 2007-09-27 Jakub Jelinek <jakub@redhat.com>
811 * builtins.c (expand_builtin, expand_builtin_object_size,
812 expand_builtin_memory_chk, maybe_emit_chk_warning,
813 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
815 * expr.c (expand_expr_real_1): Likewise.
816 * langhooks-def.h (struct diagnostic_info): Add forward decl.
817 (lhd_print_error_function): Add third argument.
818 * langhooks.h (struct diagnostic_info): Add forward decl.
819 (struct lang_hooks): Add third argument to print_error_function.
820 * diagnostic.h (diagnostic_info): Add abstract_origin field.
821 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
823 (diagnostic_report_current_function): Likewise.
824 * toplev.c (announce_function): Pass NULL as second argument to
825 diagnostic_set_last_function.
826 * diagnostic.c (diagnostic_report_current_function): Add second
827 argument, pass it as third argument to lang_hooks.print_error_function.
828 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
829 to diagnostic_report_current_function.
830 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
831 and message.abstract_origin.
832 (verbatim): Initialize abstract_origin.
833 * pretty-print.h (text_info): Add abstract_origin field.
834 * pretty-print.c (pp_base_format): Handle %K.
835 * langhooks.c (lhd_print_error_function): Add third argument. If
836 diagnostic->abstract_origin, print virtual backtrace.
837 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
838 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
839 (init_dynamic_diag_info): Likewise.
841 2007-09-26 David Daney <ddaney@avtrex.com>
844 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
845 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
846 sync_old_nand<mode>, sync_new_nand<mode>,
847 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
848 Update length attributes.
849 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
850 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
852 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
853 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
854 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
857 2007-09-26 Richard Guenther <rguenther@suse.de>
859 PR tree-optimization/33563
860 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
861 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
863 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
866 2007-09-26 Joseph Myers <joseph@codesourcery.com>
869 * c-common.c (complete_array_type): Diagnose too-large arrays and
870 set type to error_mark_node.
872 2007-09-26 Richard Guenther <rguenther@suse.de>
874 PR tree-optimization/30375
875 PR tree-optimization/33560
876 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
880 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
882 * tree-ssa-dse.c (aggregate_vardecl_d): New.
883 (dse_global_data): Add aggregate_vardecl field.
884 (dse_possible_dead_store_p): New.
885 Add prev_defvar variable.
886 Allow immediate uses and previous immediate uses to differ
887 if they are setting different parts of the whole.
888 (get_aggregate_vardecl): New.
889 (dse_record_partial_aggregate_store): New.
890 (dse_whole_aggregate_clobbered_p): New.
891 (dse_partial_kill_p): New.
892 Call dse_maybe_record_aggregate_store().
893 When checking whether a STMT and its USE_STMT refer to the
894 same memory address, check also for partial kills that clobber
896 Move some variable definitions to the block where they are used.
897 (aggregate_vardecl_hash): New.
898 (aggregate_vardecl_eq): New.
899 (aggregate_vardecl_free): New.
900 (aggregate_whole_store_p): New.
901 (tree_ssa_dse): Initialize and free aggregate_vardecl.
902 Mark which aggregate stores we care about.
904 2007-09-25 DJ Delorie <dj@redhat.com>
907 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
910 2007-09-25 Michael Meissner <michael.meissner@amd.com>
913 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
914 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
915 for vector int32 -> int64 conversions. Don't write beyond the end
916 of the allocated vector for int32 -> int64 conversions.
918 2007-09-25 Revital Eres <eres@il.ibm.com>
920 * config/rs6000/paired.h (paired_sel): New.
921 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
922 (rs6000_expand_ternop_builtin): Pass zero const_double operand
923 when expanding selv2sf.
924 * config/rs6000/rs6000.h (rs6000_builtins): Add
925 PAIRED_BUILTIN_SELV2SF4.
927 2007-09-25 Joseph Myers <joseph@codesourcery.com>
930 * c-typeck.c (default_conversion): Call require_complete_type
931 before perform_integral_promotions.
932 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
933 (build_c_cast): Call require_complete_type except for casts to
935 (convert_for_assignment): Call require_complete_type.
937 2007-09-25 Revital Eres <eres@il.ibm.com>
939 * config/spu/spu.md: Fix doloop pattern.
941 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
943 * config/bfin/bfin.c (expand_prologue_reg_save,
944 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
946 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
947 ... from here. New argument ALL; callers changed.
948 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
949 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
950 have the "saveall" attribute.
952 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
954 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
956 (INCOMING_REGNO, OUTGOING_REGNO): Define.
957 * config/mmix/mmix.c (mmix_opposite_regno): New function.
958 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
960 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
961 with REG_P tests before REGNO access.
963 2007-09-24 DJ Delorie <dj@redhat.com>
966 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
968 (movqicc_<code>_<mode>): Likewise.
969 (movhicc_<code>_<mode>): Likewise.
971 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
974 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
977 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
980 * config/i386/i386.c (ix86_comp_type_attributes): Check
983 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
985 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
986 "move.l %a4,%a4" to produce nops.
987 * config/m68k/m68k.c (override_options): Reset align options,
988 if neccessary align macro isn't avaible.
990 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
992 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
994 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
996 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
998 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
1000 (peephole pattern): Convert most of them to RTL peephole pattern.
1002 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1004 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
1005 (moved from fp compare patterns).
1006 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
1007 Cleanup predicates to relieve reload.
1008 (conditional_trap): Reject conditional trap with fp condition.
1009 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
1010 certain constants early.
1012 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1014 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
1016 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1018 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
1019 Allow --with-tune=cell and --with-cpu=cell.
1021 2007-09-24 David Edelsohn <edelsohn@gnu.org>
1023 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
1024 * config/rs6000/rs6000.opt (swdiv): Change option to ...
1026 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
1028 (TARGET_BUILTIN_RECIPROCAL): Use it.
1029 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
1030 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
1031 (rs6000_emit_swrsqrtsf): New.
1032 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
1034 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
1035 (divsf3): Remove swdiv support.
1038 (rsqrt_internal1): New.
1039 (divdf3): Remove swdiv support.
1042 2007-09-24 Jakub Jelinek <jakub@redhat.com>
1045 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
1047 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
1048 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
1049 * tree.c (type_hash_eq): For FUNCTION_TYPE use
1050 lang_hooks.type.type_hash_eq in addition to generic tests.
1052 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
1053 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
1055 * tree-inline.h (eni_weights): Add field target_builtin_cost to
1056 reflect the cost per call to a target specific builtin.
1057 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
1058 call to a target specific builtin, then use target_builtin_call_cost.
1059 (init_inline_once): Initialize target_builtin_call_cost field.
1061 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
1064 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
1067 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
1069 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1070 * configure: Regenerated.
1072 2007-09-23 Ollie Wild <aaw@google.com>
1074 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
1076 (get_pointer_modulus_and_residue): New function.
1078 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1080 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
1081 combine an SC return value into a single register.
1083 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1085 * opth-gen.awk (target_flags_explicit): Declare.
1086 * toplev.h (target_flags_explicit): Delete declaration.
1087 * toplev.c (target_flags): Likewise.
1088 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
1089 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
1090 Never return true for TARGET_MIPS16.
1091 * config/mips/mips.c (mips_llsc): Delete.
1092 (mips_handle_option): Remove -mllsc handling.
1093 (mips_strip_unspec_address): Tweak comment.
1094 * config/mips/mips.opt (mllsc): Use a target mask.
1096 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1098 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
1099 word_mode as well as Pmode.
1101 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1103 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
1104 parameters from word_mode to the subword type if such a truncation
1107 2007-09-23 Jakub Jelinek <jakub@redhat.com>
1109 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
1110 * configure: Regenerated.
1112 2007-09-23 Jan Hubicka <jh@suse.cz>
1114 * params.def (INLINE_CALL_COST): Set to 12.
1115 * invoke.texi (inline-call-cost): Update default value.
1117 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
1119 * config/alpha/alpha.md (movti): Use operand_subword for the split.
1121 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
1122 Revital Eres <eres@il.ibm.com>
1124 * modulo-sched.c (doloop_register_get): Rewrite the loop which
1125 checks whether the count_reg is found outside the control part.
1127 2007-09-23 Jakub Jelinek <jakub@redhat.com>
1129 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
1130 instead of checking CALL_EXPR_FN directly to test for builtins.
1131 If error or warning attributes are present, print
1132 error resp. warning.
1133 * c-common.c (handle_error_attribute): New function.
1134 (c_common_attribute_table): Add error and warning
1136 * doc/extend.texi: Document error and warning attributes.
1138 * tree.h (block_nonartificial_location): New prototype.
1139 * tree.c (block_nonartificial_location): New function.
1140 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
1141 if artificial attribute is present on abstract inline decl.
1142 * c-common.c (handle_artificial_attribute): New function.
1143 (c_common_attribute_table): Add artificial attribute.
1144 * final.c (override_filename, override_linenum): New variables.
1145 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
1146 and override_linenum if inside of a block inlined from
1147 __attribute__((__artificial__)) function.
1148 (notice_source_line): Honor override_filename and override_linenum.
1149 * doc/extend.texi: Document __attribute__((__artificial__)).
1150 * config/i386/emmintrin.h: Add __artificial__ attribute to
1151 all __always_inline__ functions.
1152 * config/i386/mmintrin.h: Likewise.
1153 * config/i386/tmmintrin.h: Likewise.
1154 * config/i386/mm3dnow.h: Likewise.
1155 * config/i386/pmmintrin.h: Likewise.
1156 * config/i386/ammintrin.h: Likewise.
1157 * config/i386/xmmintrin.h: Likewise.
1158 * config/i386/smmintrin.h: Likewise.
1159 * config/i386/bmmintrin.h: Likewise.
1160 * config/i386/mmintrin-common.h: Likewise.
1163 * expr.c (expand_constructor): New function.
1164 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
1165 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
1168 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1170 * config/mips/mips.c (dump_constants_1): Generalize to include
1171 fractional and accumulator modes.
1173 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1175 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
1176 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
1178 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
1179 TARGET_HARD_FLOAT when testing whether -mpaired-single is
1181 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
1183 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
1185 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
1186 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
1188 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
1189 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
1190 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
1192 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
1194 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
1195 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
1196 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
1198 2007-09-22 Jason Merrill <jason@redhat.com>
1201 * attribs.c (lookup_attribute_spec): Split out...
1202 (decl_attributes): From here.
1203 * tree.h: Declare it.
1205 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
1207 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
1209 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
1211 * tree-inline.c (remap_type_1): Correctly chain variants.
1213 2007-09-22 Richard Guenther <rguenther@suse.de>
1215 PR tree-optimization/33146
1216 * fold-const.c (fold_binary): Use the original tree
1218 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
1219 also changes "sign".
1221 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
1224 * except.c (finish_eh_generation): Call commit_edge_insertions if
1225 there are insns queued on the entry edge.
1226 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
1229 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
1231 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
1233 2007-09-19 Michael Meissner <michael.meissner@amd.com>
1235 * gcc/config/i386/i386.c: Delete trailing whitespace.
1236 * gcc/config/i386/i386.h: Ditto.
1237 * gcc/config/i386/bmmintrin.h: Ditto.
1238 * gcc/config/i386/sync.md: Ditto.
1239 * gcc/config/i386/ppro.md: Ditto.
1240 * gcc/config/i386/mmx.md: Ditto.
1241 * gcc/config/i386/constraints.md: Ditto.
1242 * gcc/config/i386/sse.md: Ditto.
1243 * gcc/config/i386/athlon.md: Ditto.
1244 * gcc/config/i386/i386.md: Ditto.
1246 2007-09-21 Richard Guenther <rguenther@suse.de>
1248 PR tree-optimization/33508
1249 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
1250 quadratic loop by keeping a bitmap of variables we have
1251 to clobber all subvariables for.
1252 (set_initial_properties): Likewise.
1254 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
1256 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
1258 2007-09-20 Nigel Stephens <nigel@mips.com>
1259 Chao-ying Fu <fu@mips.com>
1261 * c-decl.c (finish_declspecs): When _Sat is used without
1262 _Fract or _Accum, set the default type to cts_fract.
1263 This avoids a warning of "type defaults to int".
1265 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1267 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
1268 bit-fields wider than one bit.
1270 2007-09-20 Jakub Jelinek <jakub@redhat.com>
1273 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
1275 * dbxout.c (dbxout_type): Likewise.
1279 * gimplify.c (gimplify_vla_decl): New function.
1280 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
1282 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
1284 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1286 * doc/invoke.texi (-minterlink-mips16): Document.
1287 * config/mips/mips.opt (minterlink-mips16): New option.
1288 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
1291 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1293 * doc/extend.texi (Attribute Syntax): Remove old speculative
1296 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
1298 * combine.c: Include cgraph.h.
1299 (setup_incoming_promotions): Rework to allow more aggressive
1300 elimination of sign extensions when all call sites of the
1301 current function are known to lie within the current unit.
1303 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1305 * dse.c (find_shift_sequence): No-op rework of control flow.
1307 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
1309 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
1310 GPR for DCmode on 64-bit targets. Remove redundant fallback.
1312 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1314 * cfgexpand.c (dump_stack_var_partition): Use the correct
1315 index for the offset.
1317 2007-09-19 Joseph Myers <joseph@codesourcery.com>
1319 * config/mips/sde.h: Switch to GPLv3.
1321 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
1323 * tree-sra.c (decide_block_copy): Decide if there are groups.
1325 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
1327 * config/m68k/m68k.c (output_move_himode): Remove jump table
1329 config/m68k/m68k.md (lea): Likewise.
1330 * config/m68k/m68k.c (print_operand_address): Use simple pc
1331 relative addressing.
1333 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
1335 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
1336 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
1338 (asm_insn_count): Pass template as second argument to it.
1339 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1340 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1341 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1342 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1343 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1344 (sh_insn_length_adjustment): Pass template as second argument to it.
1345 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
1347 * config/bfin/bfin.md (define_asm_attributes): New.
1349 2007-09-19 Jie Zhang <jie.zhang@analog.com>
1351 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
1353 * config/bfin/print-sysroot-suffix.sh: New.
1354 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
1355 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1356 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1357 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
1358 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1359 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1360 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
1361 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1362 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1363 (linux-sysroot-suffix.h): New target.
1364 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
1365 (mspecld-anomaly): Likewise.
1366 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
1367 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
1368 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
1369 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
1370 (bfin_si_revision): Declare.
1371 (bfin_workarounds): Declare.
1372 (WA_SPECULATIVE_LOADS): Define.
1373 (ENABLE_WA_SPECULATIVE_LOADS): Define.
1374 (WA_SPECULATIVE_SYNCS): Define.
1375 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
1376 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
1377 (LIB_SPEC): Add %s to the linker scripts.
1378 Use proper linker script for bf522, bf525, bf527,
1379 bf538, bf539, bf542, bf544, bf548, and bf549.
1380 * config/bfin/bfin.c (bfin_si_revision): Define.
1381 (bfin_workarounds): Define.
1382 (struct bfin_cpu): New.
1384 (bfin_handle_option): Handle silicon revision part of -mcpu option.
1385 (override_options): Set bfin_workarounds.
1386 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
1387 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
1388 ENABLE_WA_SPECULATIVE_LOADS.
1389 (bfin_reorg): Likewise.
1390 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1391 macros for bf522, bf525, bf527, bf538, bf539,
1392 bf542, bf544, bf548, and bf549.
1393 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
1394 Don't define __ID_SHARED_LIB__ when -msep-data.
1395 (TARGET_DEFAULT): Define as 0.
1396 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
1397 * doc/invoke.texi (Blackfin Options): Document silicon
1398 revision part of -mcpu option and it now accepts bf522, bf525,
1399 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
1401 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1403 * alias.c (memory_modified_1): Deconstify.
1404 (memory_modified_in_insn_p): Don't use const_note_stores.
1405 * rtl.h (const_note_stores): Delete.
1406 * rtlanal.c (const_note_stores): Likewise.
1408 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1410 * dse.c (find_shift_sequence): Temporarily revert to forbidding
1413 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1417 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
1418 (addsi_small_int): Likewise.
1419 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
1420 (one_cmplsi2): Likewise.
1422 (enter_func): Expand insn using hard_frame_pointer_rtx and
1425 * config/fr30/fr30.c (fr30_expand_prologue): Check for
1426 hard_frame_pointer_rtx instead of using REGNO() check.
1427 Properly sign extend GEN_INT() argument.
1429 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1431 * config/m68k/m68k.c (override_options): Remove USE_GAS,
1433 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
1434 alternatives with just jcc.
1435 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
1436 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
1437 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
1438 dbge_hi, dbge_si): Likewise.
1440 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1442 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
1443 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
1444 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
1445 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
1446 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
1448 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1450 * config/m68k/m68k-devices.def (51qe): New device.
1451 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
1452 to all uses of FL_FOR_isa_c for compatibility.
1453 (all_microarchs): Add cfv1 microarchitecture.
1454 (m68k_handle_option): Handle m51qe option.
1455 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
1456 (TUNE_CFV1): New macro.
1457 (enum uarch_type): Add ucfv1.
1458 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
1460 2007-09-18 Richard Guenther <rguenther@suse.de>
1462 PR tree-optimization/31863
1463 * tree-ssa-structalias.c (create_variable_info_for): Always
1464 free the fieldstack.
1466 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
1468 * opts.c (decode_options): Enable vectorization under -O3.
1470 2007-09-18 Richard Guenther <rguenther@suse.de>
1472 PR tree-optimization/33340
1473 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
1474 SSA_NAMEs that occur in abnormal PHI nodes.
1476 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1478 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
1479 Don't use const_get_call_expr_in.
1480 * tree-gimple.c (const_get_call_expr_in): Delete.
1481 * tree-gimple.h (const_get_call_expr_in): Likewise.
1483 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1485 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
1486 not yet have a basic block.
1487 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
1489 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1491 * config/mips/mips.c (mips_file_start): Add ".previous" directives
1492 to both ".section"s.
1494 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1496 * config/mips/mips.c (mips_output_mi_thunk): Use
1497 mips_function_ok_for_sibcall and const_call_insn_operand
1498 to determine if a direct sibcall is allowed. Use
1499 mips_classify_symbol to determine a global pointer is needed.
1501 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1503 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
1505 2007-09-17 Chao-ying Fu <fu@mips.com>
1506 Nigel Stephens <nigel@mips.com>
1508 * config/fixed-bit.h: New file.
1509 * config/fixed-bit.c: New file.
1510 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
1512 2007-09-18 Jakub Jelinek <jakub@redhat.com>
1514 * c-format.h (format_kind_info): Add alloc_char field.
1515 * c-format.c (scanf_flag_specs): Add 'm'.
1516 (scanf_flag_pairs): Add 'a', 'm' pair.
1517 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
1518 (format_types_orig): Add alloc_char fields.
1519 (check_format_info_main): Rename aflag to alloc_flag.
1520 Handle fki->alloc_char. modifier after width and before length
1521 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
1522 length modifiers as well.
1523 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
1526 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
1527 returned by build_call_expr.
1529 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1531 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
1532 NULL for variable-sized records too.
1533 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
1535 2007-09-17 Tom Tromey <tromey@redhat.com>
1537 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
1538 (c_builtin_function): Likewise.
1539 (grokdeclarator): Likewise.
1541 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
1543 PR rtl-optimization/26449
1544 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
1545 (seq_insns_valid_p): Removed.
1547 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1549 * tree-nomudflap.c (gate_mudflap): New static function.
1550 (pass_mudflap_1): Use it as gate function.
1551 (pass_mudflap_2): Likewise.
1553 2007-09-17 Jan Hubicka <jh@suse.cz>
1557 * loop-invariant.c (move_invariant_reg): Unshare sequence.
1559 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
1561 PR tree-optimization/33319
1562 * tree-vect-analyze.c (vect_same_range_drs): New.
1563 (vect_vfa_range_equal): New.
1564 (vect_is_duplicate_ddr): Removed.
1565 (vect_mark_for_runtime_alias_test): Do not perform marking when
1566 optimizing for size or max_param for alias checking is zero.
1567 Move the function before vect_analyze_data_ref_dependence.
1568 (vect_analyze_data_ref_dependence): Add call to
1569 vect_mark_for_runtime_alias_test in two cases when dependence
1571 (vect_analyze_data_ref_dependences): Do not call to
1572 vect_mark_for_runtime_alias_test.
1573 (vect_prune_runtime_alias_test_list): New.
1574 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
1575 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1576 Update vec_outside_cost.
1577 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
1578 (vect_create_cond_for_alias_checks): Build the base address of data
1579 reference from DR_GROUP_FIRST_DR.
1580 (vect_loop_versioning): New.
1581 (vect_transform_loop): Add a call to vect_loop_versioning.
1582 Remove factored out code.
1584 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1587 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
1590 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1592 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
1593 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
1594 Fix the call to insn_rtx_cost. Skip access sizes that require a
1595 real truncation of the store register. Use convert_move instead
1596 of gen_lowpart when narrowing the result.
1597 (replace_read): Use convert_move instead of gen_lowpart when
1598 narrowing the store rhs.
1600 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1602 * config/mips/mips.md (SHORT): Fix long line.
1603 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
1604 to QImode and HImode.
1606 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1608 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
1610 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
1612 * tree-parloops.c: New file.
1613 * tree-ssa-operands.h (free_stmt_operands): Declare.
1614 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
1616 * tree-pass.h (pass_parallelize_loops): Declare.
1617 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
1619 (build_omp_regions_1): Allow analysing just a single OMP region and
1621 ( build_omp_regions_root, omp_expand_local): New functions.
1622 (build_omp_regions): Add argument to build_omp_regions_1 call.
1623 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
1624 autoparallelization is run.
1625 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
1626 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
1627 pass_parallelize_loops): New.
1628 * common.opt (ftree-parallelize-loops): New.
1629 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
1630 parallelize_loops): Declare.
1631 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
1632 * Makefile.in (tree-parloops.o): Added.
1633 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
1635 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
1636 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
1637 one extra edge as well.
1638 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
1639 Use VEC_free to free doms vector.
1640 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
1641 operands. Recompute operand caches in the new function.
1642 (move_sese_region_to_fn): Update loop info.
1643 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
1644 * tree-ssa-operands.c (free_stmt_operands): New function.
1646 * doc/passes.texi: Document autoparallelization.
1647 * doc/invoke.texi (-ftree-parallelize-loops): New option.
1649 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1652 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
1655 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
1657 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
1658 the VEC is not NULL.
1659 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
1660 get_vectype_for_scalar_type succeeded.
1661 (vectorizable_conversion): Likewise.
1663 2007-09-14 Jan Hubicka <jh@suse.cz>
1665 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
1668 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
1671 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
1672 register when operands[2] equals operands[1].
1673 (remainderxf3): Ditto.
1675 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
1676 Nigel Stephens <nigel@mips.com>
1678 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
1679 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
1680 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
1682 (_Unwind_ForcedUnwind): Likewise.
1683 (_Unwind_Resume): Likewise.
1684 (_Unwind_Resume_or_Rethrow): Likewise.
1685 (_Unwind_Backtrace): Likewise.
1686 (_Unwind_SjLj_RaiseException): Likewise.
1687 (_Unwind_SjLj_ForcedUnwind): Likewise.
1688 (_Unwind_SjLj_Resume): Likewise.
1689 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
1690 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
1692 (_Unwind_ForcedUnwind): Likewise.
1693 (_Unwind_Resume): Likewise.
1694 (_Unwind_Resume_or_Rethrow): Likewise.
1695 (_Unwind_Backtrace): Likewise.
1696 * unwind-compat.c (_Unwind_Backtrace): Likewise.
1697 (_Unwind_ForcedUnwind): Likewise.
1698 (_Unwind_RaiseException): Likewise.
1699 (_Unwind_Resume): Likewise.
1700 (_Unwind_Resume_or_Rethrow): Likewise.
1702 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
1703 nomips16 mode when IN_LIBGCC2 with hard float.
1705 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
1707 * config/mips/sdemtk.opt: Update to GPLv3.
1708 * config/mips/sdemtk.h: Likewise.
1710 2007-09-14 Nigel Stephens <nigel@mips.com>
1712 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
1713 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
1714 for mipsisa32-*-linux*.
1716 2007-09-14 Nigel Stephens <nigel@mips.com>
1717 David Ung <davidu@mips.com>
1718 Thiemo Seufer <ths@mips.com>
1719 Richard Sandiford <richard@codesourcery.com>
1721 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
1722 * configure.ac: Add a mipssde threading type.
1723 * configure: Regenerate.
1724 * config/mips/sdemtk.h: New file.
1725 * config/mips/t-sdemtk: Likewise.
1726 * config/mips/sdemtk.opt: Likewise.
1727 * gthr-mipssde.h: Likewise.
1728 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
1729 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
1730 (MIPS_ICACHE_SYNC): New macro, split from ...
1731 * config/mips/mips.md (clear_cache): ...here.
1732 * config/mips/mips.c (mips_save_reg_p): Check
1733 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
1734 (build_mips16_function_stub): Use targetm.strip_name_encoding.
1735 (build_mips16_call_stub): Likewise.
1737 2007-09-14 Richard Sandiford <richard@codesourcery.com>
1739 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
1741 2007-09-14 Jakub Jelinek <jakub@redhat.com>
1744 * config/ia64/ia64.c (find_gr_spill): Don't decrement
1745 current_frame_info.n_local_regs. Don't return emitted local
1747 (ia64_compute_frame_size): Improve unwind hack to put
1748 RP, PFS, FP in that order by allowing some of the registers
1749 been already emitted, as long as they are emitted to the
1752 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1754 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
1755 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
1756 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
1758 2007-09-13 Eric Christopher <echristo@apple.com>
1759 Kenneth Zadeck <zadeck@naturalbridge.com>
1761 * dse.c (find_shift_sequence): New function.
1762 (replace_read): Add case to remove read if it requires shift.
1763 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
1765 2007-09-13 Tom Tromey <tromey@redhat.com>
1767 * c-common.c (fname_as_string): Update.
1768 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
1769 (c_lex_one_token): Update. Add 'parser' argument.
1770 (c_parser_simple_asm_expr): Update.
1771 (c_parser_attributes): Update.
1772 (c_parser_asm_statement): Update.
1773 (c_parser_asm_operands): Update.
1774 (c_parser_peek_token): Update.
1775 (c_parser_peek_2nd_token): Update.
1776 * c-lex.c (c_lex_string_translate): Remove.
1777 (c_lex_return_raw_strings): Likewise.
1778 (c_lex_with_flags): Added 'lex_flags' argument.
1779 (lex_string): Added 'translate' argument.
1780 * c-pragma.h (c_lex_with_flags): Update.
1781 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
1782 (C_LEX_STRING_NO_TRANSLATE): New define.
1783 (C_LEX_RAW_STRINGS): Likewise.
1785 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1788 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
1789 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
1790 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
1791 (bfin_init_builtins): Initialize __builtin_bfin_ones,
1792 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
1793 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
1794 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
1795 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
1796 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
1797 (bdesc_1arg): Add __builtin_bfin_ones.
1798 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
1799 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
1800 and __builtin_bfin_csqu_fr16.
1801 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
1802 (ones): New define_insn.
1803 (ssaddhi3_parts): New define_insn.
1804 (sssubhi3_parts): New define_insn.
1805 (flag_mulhi_parts): New define_insn.
1807 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
1809 * common.opt (femit-class-debug-always): Turn off by default.
1811 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1813 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
1814 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
1816 2007-09-13 James E. Wilson <wilson@specifix.com>
1818 PR tree-optimization/33389
1819 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
1820 then set build_loads before returning.
1822 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
1823 David Ung <davidu@mips.com>
1825 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
1826 {d}addiu and a negative immediate such that it works with MIPS16
1829 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
1832 * configure.ac (ld_vers): Support Linux linker.
1833 * configure: Regenerated.
1835 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1836 Sandra Loosemore <sandra@codesourcery.com>
1838 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
1839 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
1840 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
1841 nomips16 into decl attributes.
1842 (TARGET_INSERT_ATTRIBUTES): Override.
1843 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
1844 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
1845 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
1846 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
1847 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
1848 (mips_use_mips16_mode_p): Reimplement as a function that takes
1849 a decl and considers only decl attributes. If the decl is nested
1850 function, use its parent attributes.
1851 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
1852 instead of SYMBOL_REF_MIPS16_FUNC_P.
1853 (mips_set_mips16_mode): Move call to sorry here from old
1854 mips_use_mips16_mode_p.
1855 (mflip_mips16_entry): New structure.
1856 (mflip_mips16_htab): New variable.
1857 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
1858 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
1859 (mips_merge_decl_attributes): New function.
1860 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
1861 Use mips_use_mips16_mode_p.
1862 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
1863 SYMBOL_REF_MIPS16_FUNC_P.
1864 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
1866 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1868 * c-parser.c (c_parser_struct_declaration): Check for a null return.
1870 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1873 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
1875 2007-09-12 Michael Meissner <michael.meissner@amd.com>
1876 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1877 Tony Linthicum <tony.linthicum@amd.com>
1879 * tree.h (function_args_iterator): New type to iterate over
1881 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
1882 function arguments providing a pointer to the argument.
1883 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
1884 function arguments providing the argument.
1885 (function_args_iter_init): Inline function to initialize
1886 function_args_iterator.
1887 (function_args_iter_cond_ptr): Inline function to return the next
1888 pointer to hold the argument.
1889 (function_args_iter_cond): Inline function to return the next
1891 (function_args_iter_cond_next): Advance the function args
1893 (stdarg_p): New function, return true if variable argument
1895 (prototype_p): New function, return true if function is
1897 (function_args_count): New function, count the number of arguments
1900 * tree.c (stdarg_p): New function, return true if variable
1902 (prototype_p): New function, return true if function is
1905 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1906 (TARGET_ROUND): New macro for the round/ptest instructions which
1907 are shared between SSE4.1 and SSE5.
1908 (OPTION_MASK_ISA_ROUND): Ditto.
1909 (OPTION_ISA_ROUND): Ditto.
1910 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1911 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1913 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1914 (-mfused-madd): New switch to give users control over whether the
1915 compiler optimizes to use the multiply/add SSE5 instructions.
1917 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
1918 m_ATHLON_K8_AMDFAM10, and change all uses.
1919 (enum pta_flags): Add PTA_SSE5.
1920 (ix86_handle_option): Turn off 3dnow if -msse5.
1921 (override_options): Add SSE5 support.
1922 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1924 (ix86_expand_sse_movcc): Add SSE5 support.
1925 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1926 vector type to the next largest size.
1927 (ix86_expand_sse5_pack): New function to use pperm to pack a
1928 vector type to the next smallest size.
1929 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1930 (IX86_BUILTIN_FMADDSD): Ditto.
1931 (IX86_BUILTIN_FMADDPS): Ditto.
1932 (IX86_BUILTIN_FMADDPD): Ditto.
1933 (IX86_BUILTIN_FMSUBSS): Ditto.
1934 (IX86_BUILTIN_FMSUBSD): Ditto.
1935 (IX86_BUILTIN_FMSUBPS): Ditto.
1936 (IX86_BUILTIN_FMSUBPD): Ditto.
1937 (IX86_BUILTIN_FNMADDSS): Ditto.
1938 (IX86_BUILTIN_FNMADDSD): Ditto.
1939 (IX86_BUILTIN_FNMADDPS): Ditto.
1940 (IX86_BUILTIN_FNMADDPD): Ditto.
1941 (IX86_BUILTIN_FNMSUBSS): Ditto.
1942 (IX86_BUILTIN_FNMSUBSD): Ditto.
1943 (IX86_BUILTIN_FNMSUBPS): Ditto.
1944 (IX86_BUILTIN_FNMSUBPD): Ditto.
1945 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1946 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1947 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1948 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1949 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1950 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1951 (IX86_BUILTIN_PPERM): Ditto.
1952 (IX86_BUILTIN_PERMPS): Ditto.
1953 (IX86_BUILTIN_PERMPD): Ditto.
1954 (IX86_BUILTIN_PMACSSWW): Ditto.
1955 (IX86_BUILTIN_PMACSWW): Ditto.
1956 (IX86_BUILTIN_PMACSSWD): Ditto.
1957 (IX86_BUILTIN_PMACSWD): Ditto.
1958 (IX86_BUILTIN_PMACSSDD): Ditto.
1959 (IX86_BUILTIN_PMACSDD): Ditto.
1960 (IX86_BUILTIN_PMACSSDQL): Ditto.
1961 (IX86_BUILTIN_PMACSSDQH): Ditto.
1962 (IX86_BUILTIN_PMACSDQL): Ditto.
1963 (IX86_BUILTIN_PMACSDQH): Ditto.
1964 (IX86_BUILTIN_PMADCSSWD): Ditto.
1965 (IX86_BUILTIN_PMADCSWD): Ditto.
1966 (IX86_BUILTIN_PHADDBW): Ditto.
1967 (IX86_BUILTIN_PHADDBD): Ditto.
1968 (IX86_BUILTIN_PHADDBQ): Ditto.
1969 (IX86_BUILTIN_PHADDWD): Ditto.
1970 (IX86_BUILTIN_PHADDWQ): Ditto.
1971 (IX86_BUILTIN_PHADDDQ): Ditto.
1972 (IX86_BUILTIN_PHADDUBW): Ditto.
1973 (IX86_BUILTIN_PHADDUBD): Ditto.
1974 (IX86_BUILTIN_PHADDUBQ): Ditto.
1975 (IX86_BUILTIN_PHADDUWD): Ditto.
1976 (IX86_BUILTIN_PHADDUWQ): Ditto.
1977 (IX86_BUILTIN_PHADDUDQ): Ditto.
1978 (IX86_BUILTIN_PHSUBBW): Ditto.
1979 (IX86_BUILTIN_PHSUBWD): Ditto.
1980 (IX86_BUILTIN_PHSUBDQ): Ditto.
1981 (IX86_BUILTIN_PROTB): Ditto.
1982 (IX86_BUILTIN_PROTW): Ditto.
1983 (IX86_BUILTIN_PROTD): Ditto.
1984 (IX86_BUILTIN_PROTQ): Ditto.
1985 (IX86_BUILTIN_PROTB_IMM): Ditto.
1986 (IX86_BUILTIN_PROTW_IMM): Ditto.
1987 (IX86_BUILTIN_PROTD_IMM): Ditto.
1988 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1989 (IX86_BUILTIN_PSHLB): Ditto.
1990 (IX86_BUILTIN_PSHLW): Ditto.
1991 (IX86_BUILTIN_PSHLD): Ditto.
1992 (IX86_BUILTIN_PSHLQ): Ditto.
1993 (IX86_BUILTIN_PSHAB): Ditto.
1994 (IX86_BUILTIN_PSHAW): Ditto.
1995 (IX86_BUILTIN_PSHAD): Ditto.
1996 (IX86_BUILTIN_PSHAQ): Ditto.
1997 (IX86_BUILTIN_FRCZSS): Ditto.
1998 (IX86_BUILTIN_FRCZSD): Ditto.
1999 (IX86_BUILTIN_FRCZPS): Ditto.
2000 (IX86_BUILTIN_FRCZPD): Ditto.
2001 (IX86_BUILTIN_CVTPH2PS): Ditto.
2002 (IX86_BUILTIN_CVTPS2PH): Ditto.
2003 (IX86_BUILTIN_COMEQSS): Ditto.
2004 (IX86_BUILTIN_COMNESS): Ditto.
2005 (IX86_BUILTIN_COMLTSS): Ditto.
2006 (IX86_BUILTIN_COMLESS): Ditto.
2007 (IX86_BUILTIN_COMGTSS): Ditto.
2008 (IX86_BUILTIN_COMGESS): Ditto.
2009 (IX86_BUILTIN_COMUEQSS): Ditto.
2010 (IX86_BUILTIN_COMUNESS): Ditto.
2011 (IX86_BUILTIN_COMULTSS): Ditto.
2012 (IX86_BUILTIN_COMULESS): Ditto.
2013 (IX86_BUILTIN_COMUGTSS): Ditto.
2014 (IX86_BUILTIN_COMUGESS): Ditto.
2015 (IX86_BUILTIN_COMORDSS): Ditto.
2016 (IX86_BUILTIN_COMUNORDSS): Ditto.
2017 (IX86_BUILTIN_COMFALSESS): Ditto.
2018 (IX86_BUILTIN_COMTRUESS): Ditto.
2019 (IX86_BUILTIN_COMEQSD): Ditto.
2020 (IX86_BUILTIN_COMNESD): Ditto.
2021 (IX86_BUILTIN_COMLTSD): Ditto.
2022 (IX86_BUILTIN_COMLESD): Ditto.
2023 (IX86_BUILTIN_COMGTSD): Ditto.
2024 (IX86_BUILTIN_COMGESD): Ditto.
2025 (IX86_BUILTIN_COMUEQSD): Ditto.
2026 (IX86_BUILTIN_COMUNESD): Ditto.
2027 (IX86_BUILTIN_COMULTSD): Ditto.
2028 (IX86_BUILTIN_COMULESD): Ditto.
2029 (IX86_BUILTIN_COMUGTSD): Ditto.
2030 (IX86_BUILTIN_COMUGESD): Ditto.
2031 (IX86_BUILTIN_COMORDSD): Ditto.
2032 (IX86_BUILTIN_COMUNORDSD): Ditto.
2033 (IX86_BUILTIN_COMFALSESD): Ditto.
2034 (IX86_BUILTIN_COMTRUESD): Ditto.
2035 (IX86_BUILTIN_COMEQPS): Ditto.
2036 (IX86_BUILTIN_COMNEPS): Ditto.
2037 (IX86_BUILTIN_COMLTPS): Ditto.
2038 (IX86_BUILTIN_COMLEPS): Ditto.
2039 (IX86_BUILTIN_COMGTPS): Ditto.
2040 (IX86_BUILTIN_COMGEPS): Ditto.
2041 (IX86_BUILTIN_COMUEQPS): Ditto.
2042 (IX86_BUILTIN_COMUNEPS): Ditto.
2043 (IX86_BUILTIN_COMULTPS): Ditto.
2044 (IX86_BUILTIN_COMULEPS): Ditto.
2045 (IX86_BUILTIN_COMUGTPS): Ditto.
2046 (IX86_BUILTIN_COMUGEPS): Ditto.
2047 (IX86_BUILTIN_COMORDPS): Ditto.
2048 (IX86_BUILTIN_COMUNORDPS): Ditto.
2049 (IX86_BUILTIN_COMFALSEPS): Ditto.
2050 (IX86_BUILTIN_COMTRUEPS): Ditto.
2051 (IX86_BUILTIN_COMEQPD): Ditto.
2052 (IX86_BUILTIN_COMNEPD): Ditto.
2053 (IX86_BUILTIN_COMLTPD): Ditto.
2054 (IX86_BUILTIN_COMLEPD): Ditto.
2055 (IX86_BUILTIN_COMGTPD): Ditto.
2056 (IX86_BUILTIN_COMGEPD): Ditto.
2057 (IX86_BUILTIN_COMUEQPD): Ditto.
2058 (IX86_BUILTIN_COMUNEPD): Ditto.
2059 (IX86_BUILTIN_COMULTPD): Ditto.
2060 (IX86_BUILTIN_COMULEPD): Ditto.
2061 (IX86_BUILTIN_COMUGTPD): Ditto.
2062 (IX86_BUILTIN_COMUGEPD): Ditto.
2063 (IX86_BUILTIN_COMORDPD): Ditto.
2064 (IX86_BUILTIN_COMUNORDPD): Ditto.
2065 (IX86_BUILTIN_COMFALSEPD): Ditto.
2066 (IX86_BUILTIN_COMTRUEPD): Ditto.
2067 (IX86_BUILTIN_PCOMEQUB): Ditto.
2068 (IX86_BUILTIN_PCOMNEUB): Ditto.
2069 (IX86_BUILTIN_PCOMLTUB): Ditto.
2070 (IX86_BUILTIN_PCOMLEUB): Ditto.
2071 (IX86_BUILTIN_PCOMGTUB): Ditto.
2072 (IX86_BUILTIN_PCOMGEUB): Ditto.
2073 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2074 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2075 (IX86_BUILTIN_PCOMEQUW): Ditto.
2076 (IX86_BUILTIN_PCOMNEUW): Ditto.
2077 (IX86_BUILTIN_PCOMLTUW): Ditto.
2078 (IX86_BUILTIN_PCOMLEUW): Ditto.
2079 (IX86_BUILTIN_PCOMGTUW): Ditto.
2080 (IX86_BUILTIN_PCOMGEUW): Ditto.
2081 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2082 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2083 (IX86_BUILTIN_PCOMEQUD): Ditto.
2084 (IX86_BUILTIN_PCOMNEUD): Ditto.
2085 (IX86_BUILTIN_PCOMLTUD): Ditto.
2086 (IX86_BUILTIN_PCOMLEUD): Ditto.
2087 (IX86_BUILTIN_PCOMGTUD): Ditto.
2088 (IX86_BUILTIN_PCOMGEUD): Ditto.
2089 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2090 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2091 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2092 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2093 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2094 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2095 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2096 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2097 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2098 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2099 (IX86_BUILTIN_PCOMEQB): Ditto.
2100 (IX86_BUILTIN_PCOMNEB): Ditto.
2101 (IX86_BUILTIN_PCOMLTB): Ditto.
2102 (IX86_BUILTIN_PCOMLEB): Ditto.
2103 (IX86_BUILTIN_PCOMGTB): Ditto.
2104 (IX86_BUILTIN_PCOMGEB): Ditto.
2105 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2106 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2107 (IX86_BUILTIN_PCOMEQW): Ditto.
2108 (IX86_BUILTIN_PCOMNEW): Ditto.
2109 (IX86_BUILTIN_PCOMLTW): Ditto.
2110 (IX86_BUILTIN_PCOMLEW): Ditto.
2111 (IX86_BUILTIN_PCOMGTW): Ditto.
2112 (IX86_BUILTIN_PCOMGEW): Ditto.
2113 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2114 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2115 (IX86_BUILTIN_PCOMEQD): Ditto.
2116 (IX86_BUILTIN_PCOMNED): Ditto.
2117 (IX86_BUILTIN_PCOMLTD): Ditto.
2118 (IX86_BUILTIN_PCOMLED): Ditto.
2119 (IX86_BUILTIN_PCOMGTD): Ditto.
2120 (IX86_BUILTIN_PCOMGED): Ditto.
2121 (IX86_BUILTIN_PCOMFALSED): Ditto.
2122 (IX86_BUILTIN_PCOMTRUED): Ditto.
2123 (IX86_BUILTIN_PCOMEQQ): Ditto.
2124 (IX86_BUILTIN_PCOMNEQ): Ditto.
2125 (IX86_BUILTIN_PCOMLTQ): Ditto.
2126 (IX86_BUILTIN_PCOMLEQ): Ditto.
2127 (IX86_BUILTIN_PCOMGTQ): Ditto.
2128 (IX86_BUILTIN_PCOMGEQ): Ditto.
2129 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2130 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2131 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
2132 OPTION_MASK_ISA_ROUND for instructions that are shared between
2134 (bdesc_2arg): Ditto.
2135 (bdesc_sse_3arg): Ditto.
2136 (enum multi_arg_type): New enum for describing the various SSE5
2137 intrinsic argument types.
2138 (bdesc_multi_arg): New table for SSE5 intrinsics.
2139 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2140 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2142 (ix86_expand_builtin): Add SSE5 intrinsic support.
2143 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2144 operand instructions.
2145 (ix86_expand_sse5_multiple_memory): New function to split the
2146 second memory reference from SSE5 instructions.
2147 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2148 (ix86_return_pops_args): Use stdarg_p to determine if the function
2149 has variable arguments.
2150 (ix86_setup_incoming_varargs): Ditto.
2151 (x86_this_parameter): Ditto.
2153 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2155 (ix86_expand_sse5_pack): Ditto.
2156 (ix86_sse5_valid_op_p): Ditto.
2157 (ix86_expand_sse5_multiple_memory): Ditto.
2159 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2160 constant for SSE5 support.
2161 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2162 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2163 (UNSPEC_SSE5_PERMUTE): Ditto.
2164 (UNSPEC_SSE5_ASHIFT): Ditto.
2165 (UNSPEC_SSE5_LSHIFT): Ditto.
2166 (UNSPEC_FRCZ): Ditto.
2167 (UNSPEC_CVTPH2PS): Ditto.
2168 (UNSPEC_CVTPS2PH): Ditto.
2169 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2171 (COM_FALSE_S): Ditto.
2172 (COM_FALSE_P): Ditto.
2173 (COM_TRUE_S): Ditto.
2174 (COM_TRUE_P): Ditto.
2175 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2176 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2178 (memory attribute): Ditto.
2179 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2180 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2181 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2182 (floor<mode>2): Ditto.
2183 (ceil<mode>2): Ditto.
2184 (btrunc<mode>2): Ditto.
2185 (nearbyintdf2): Ditto.
2186 (nearbyintsf2): Ditto.
2187 (sse_setccsf): Disable if SSE5.
2188 (sse_setccdf): Ditto.
2189 (sse5_setcc<mode>): New support for SSE5 conditional move.
2190 (sse5_pcmov_<mode>): Ditto.
2192 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2194 (SSEMODEF2P): Ditto.
2195 (ssemodesuffixf4): New mode attribute for SSE5.
2196 (ssemodesuffixf2s): Ditto.
2197 (ssemodesuffixf2c): Ditto.
2198 (sserotatemax): Ditto.
2199 (ssescalarmode): Ditto.
2200 (sse_maskcmpv4sf3): Disable if SSE5.
2201 (sse_maskcmpv2df3): Ditto.
2202 (sse_vmmaskcmpv4sf3): Ditto.
2203 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
2205 (sse5_vmfmadd<mode>4): Ditto.
2206 (sse5_fmsub<mode>4): Ditto.
2207 (sse5_vmfmsub<mode>4): Ditto.
2208 (sse5_fnmadd<mode>4): Ditto.
2209 (sse5_vmfnmadd<mode>4): Ditto.
2210 (sse5_fnmsub<mode>4): Ditto.
2211 (sse5_vmfnmsub<mode>4): Ditto.
2212 (sse5i_fmadd<mode>4): Ditto.
2213 (sse5i_fmsub<mode>4): Ditto.
2214 (sse5i_fnmadd<mode>4): Ditto.
2215 (sse5i_fnmsub<mode>4): Ditto.
2216 (sse5i_vmfmadd<mode>4): Ditto.
2217 (sse5i_vmfmsub<mode>4): Ditto.
2218 (sse5i_vmfnmadd<mode>4): Ditto.
2219 (sse5i_vmfnmsub<mode>4): Ditto.
2220 (mulv16qi3): Add SSE5 support.
2222 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2223 (sse2_mulv4si3): Disable if SSE5.
2224 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2225 (sse4_1_roundps): Ditto.
2226 (sse4_1_roundsd): Ditto.
2227 (sse4_1_roundss): Ditto.
2228 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2230 (sse_maskcmpsf3): Ditto.
2231 (sse_vmmaskcmpv4sf3): Ditto.
2232 (sse2_maskcmpv2df3): Ditto.
2233 (sse2_maskcmpdf3): Ditto.
2234 (sse2_vmmaskcmpv2df3): Ditto.
2235 (sse2_eq<mode>3): Ditto.
2236 (sse2_gt<mode>3): Ditto.
2237 (sse5_pcmov_<mode>): Add SSE5 support.
2238 (vec_unpacku_hi_v16qi): Ditto.
2239 (vec_unpacks_hi_v16qi): Ditto.
2240 (vec_unpacku_lo_v16qi): Ditto.
2241 (vec_unpacks_lo_v16qi): Ditto.
2242 (vec_unpacku_hi_v8hi): Ditto.
2243 (vec_unpacks_hi_v8hi): Ditto.
2244 (vec_unpacku_lo_v8hi): Ditto.
2245 (vec_unpacks_lo_v8hi): Ditto.
2246 (vec_unpacku_hi_v4si): Ditto.
2247 (vec_unpacks_hi_v4si): Ditto.
2248 (vec_unpacku_lo_v4si): Ditto.
2249 (vec_unpacks_lo_v4si): Ditto.
2250 (sse5_pmacsww): New SSE5 intrinsic insn.
2251 (sse5_pmacssww): Ditto.
2252 (sse5_pmacsdd): Ditto.
2253 (sse5_pmacssdd): Ditto.
2254 (sse5_pmacssdql): Ditto.
2255 (sse5_pmacssdqh): Ditto.
2256 (sse5_pmacsdqh): Ditto.
2257 (sse5_pmacsswd): Ditto.
2258 (sse5_pmacswd): Ditto.
2259 (sse5_pmadcsswd): Ditto.
2260 (sse5_pmadcswd): Ditto.
2261 (sse5_pcmov_<move>): Conditional move support on SSE5.
2262 (sse5_phaddbw): New SSE5 intrinsic insn.
2263 (sse5_phaddbd): Ditto.
2264 (sse5_phaddbq): Ditto.
2265 (sse5_phaddwd): Ditto.
2266 (sse5_phaddwq): Ditto.
2267 (sse5_phadddq): Ditto.
2268 (sse5_phaddubw): Ditto.
2269 (sse5_phaddubd): Ditto.
2270 (sse5_phaddubq): Ditto.
2271 (sse5_phadduwd): Ditto.
2272 (sse5_phadduwq): Ditto.
2273 (sse5_phaddudq): Ditto.
2274 (sse5_phsubbw): Ditto.
2275 (sse5_phsubwd): Ditto.
2276 (sse5_phsubdq): Ditto.
2277 (sse5_pperm): Ditto.
2278 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2279 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2280 (sse5_pperm_sign_v8hi_v4si): Ditto.
2281 (sse5_pperm_zero_v8hi_v4si): Ditto.
2282 (sse5_pperm_sign_v4si_v2di): Ditto.
2283 (sse5_pperm_sign_v4si_v2di): Ditto.
2284 (sse5_pperm_pack_v2di_v4si): Ditto.
2285 (sse5_pperm_pack_v4si_v8hi): Ditto.
2286 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2287 (sse5_perm<mode>): New SSE5 intrinsic insn.
2288 (rotl<mode>3): Ditto.
2289 (sse5_rotl<mode>3): Ditto.
2290 (sse5_ashl<mode>3): Ditto.
2291 (sse5_lshl<mode>3): Ditto.
2292 (sse5_frcz<mode>2): Ditto.
2293 (sse5s_frcz<mode>2): Ditto.
2294 (sse5_cvtph2ps): Ditto.
2295 (sse5_cvtps2ph): Ditto.
2296 (sse5_vmmaskcmp<mode>3): Ditto.
2297 (sse5_com_tf<mode>3): Ditto.
2298 (sse5_maskcmp<mode>3): Ditto.
2299 (sse5_maskcmp_uns<mode>3): Ditto.
2300 (sse5_maskcmp_uns2<mode>3): Ditto.
2301 (sse5_pcom_tf<mode>3): Ditto.
2303 * config/i386/predicates.md (const_0_to_31_operand): New predicate
2305 (sse5_comparison_float_operator): New predicate to match the
2306 comparison operators supported by the SSE5 com instruction.
2307 (ix86_comparison_int_operator): New predicate to match just the
2308 signed int comparisons.
2309 (ix86_comparison_uns_operator): New predicate to match just the
2310 unsigned int comparisons.
2312 * doc/invoke.texi (-msse5): Add documentation.
2313 (-mfused-madd): Ditto.
2315 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2317 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2319 (x86_64-*-*): Ditto.
2321 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2323 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2324 intrinisics for SSE5.
2326 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2329 * config/i386/mmintrin-common.h: New file, to contain common
2330 instructions between SSE4.1 and SSE5.
2332 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2333 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2334 (gen_regparm_prefix): Ditto.
2336 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2337 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2338 prototype_p to determine if a function is prototyped.
2340 2007-09-12 Janis Johnson <janis187@us.ibm.com>
2342 * config/dfp-bit.c (dfp_conversion_exception): New function.
2343 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
2344 (DFP_TO_INT): Ditto.
2345 (INT_TO_DFP): Ditto.
2346 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
2348 2007-09-12 Jakub Jelinek <jakub@redhat.com>
2351 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
2352 before sp restoration even when total_size is 0, but
2353 frame_pointer_needed.
2355 2007-09-12 Bob Wilson <bob.wilson@acm.org>
2357 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
2358 (xtensa_copy_incoming_a7): Use start_sequence instead of
2359 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
2360 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
2361 of the saveregs sequence.
2363 2007-09-12 Richard Sandiford <richard@codesourcery.com>
2365 * c-tree.h (grokfield): Add a "tree *" argument.
2366 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
2367 Chain nested decl attributes to it. Don't call decl_attributes here.
2368 (groktypename): Pass grokdeclarator a pointer to the attribute list.
2369 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
2370 (grokfield): Take a pointer to the decl's attributes and pass
2371 it to grokdeclarator.
2372 * c-parser.c (c_parser_struct_declaration): Update the calls to
2373 grokfield. Call decl_attributes for anonymous struct and union
2376 2007-09-12 Jan Hubicka <jh@suse.cz>
2378 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
2380 2007-09-12 Ira Rosen <irar@il.ibm.com>
2382 PR tree-optimization/32377
2383 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
2384 between positive and negative dependence distance using DDR_REVERSED_P.
2386 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
2388 PR tree-optimization/33373
2389 * tree-vect-analyze (vect_determine_vectorization_factor): Call
2390 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
2392 2007-09-12 Jan Hubicka <jh@suse.cz>
2395 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
2398 2007-09-12 Christian Bruel <christian.bruel@st.com>
2400 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
2401 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
2403 2007-09-12 Ira Rosen <irar@il.ibm.com>
2405 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
2406 for oprnd1 if not required.
2407 (vectorizable_operation): Use scalar operand in SLP in case of
2408 shift with scalar argument.
2410 2007-09-12 Ira Rosen <irar@il.ibm.com>
2412 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
2415 2007-09-11 James E. Wilson <wilson@specifix.com>
2417 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
2418 TARGET_UNWIND_INFO is defined.
2419 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
2422 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
2424 * config/sh/sh.c (calc_live_regs): Use
2425 current_function_saves_all_registers instead of
2426 current_function_has_nonlocal_label.
2427 (sh_allocate_initial_value): Likewise.
2428 (sh_get_pr_initial_val): Likewise.
2429 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
2430 * config/sh/sh.md (load_ra): Likewise.
2432 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
2434 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
2437 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
2438 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
2440 2007-09-12 Sa Liu <saliu@de.ibm.com>
2442 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
2443 operands to DFmode GE or LE compares.
2445 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2447 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
2448 REG_CLASS_NAMES): Add P0REGS.
2449 (REGNO_REG_CLASS): Return it where appropriate.
2450 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
2451 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
2452 * doc/md.texi (Blackfin family): Document 'q' constraints.
2454 2007-09-11 Steve Kenton <skenton@ou.edu>
2456 * pa/linux-unwind.h: Guard with inhibit_libc.
2457 * pa/hpux-unwind.h: Likewise.
2459 2007-09-11 David Daney <ddaney@avtrex.com>
2461 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
2462 * doc/install.texi: Document new --with-llsc and --without-llsc
2464 * config.gcc: Handle --with-llsc and --without-llsc configure options.
2465 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
2466 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
2468 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
2469 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2470 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2471 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2472 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
2473 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
2474 * config/mips/mips.opt (mllsc): New option.
2475 * config/mips/mips.c (mips_llsc): Define variable.
2476 (mips_handle_option): Handle mllsc option.
2477 (override_options): Set mips_print_operand_punct for '|' and '-'.
2478 (print_operand): Add new %| and %- operand codes.
2479 * config/mips/mips.h (mips_llsc_setting): New enum type.
2480 (mips_llsc): Declare.
2481 (OPTION_DEFAULT_SPECS): Add llsc handling.
2482 (GENERATE_SYNC): New macro.
2483 (GENERATE_LL_SC): New macro.
2484 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
2485 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2486 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
2487 in %| and %- operand codes.
2489 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
2491 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
2492 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
2494 2007-09-11 Jason Merrill <jason@redhat.com>
2497 * stor-layout.c (layout_decl): Do pack variable size fields.
2499 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
2501 * config/m68k/predicates.md (movsi_const0_operand,
2502 non_symbolic_call_operand): New predicates.
2504 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
2506 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
2507 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
2508 CW, CZ, CS, Ap and Ac.
2510 * config/m68k/m68k.md (UNSPEC_IB): New constant.
2511 (constraints.md): New include.
2512 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
2513 opx_mem, opy_mem, op_mem, guess, split): New attributes.
2514 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
2516 (pushdi): Add split.
2517 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
2518 attributes. Split tstsi_internal_68020_cf from it.
2519 (tstsi_internal_68020_cf): New pattern.
2520 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
2521 (tst<mode>_cf): Specify attributea.
2522 (cmpsi_cf): Name pattern. Specify attributes.
2523 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
2524 (pushexthisi_const): Fix to use alternatives. Specify
2526 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
2527 from it. Fix to use alternatives. Specify attributes.
2528 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
2529 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
2531 (movsf_cf_soft): Specify attributes.
2532 (movdf_cf_soft): Add split.
2533 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
2534 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
2535 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
2536 (truncdfsf2_68881): Name pattern. Specify attributes.
2537 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
2538 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
2539 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
2541 (addsi3_5200): Fix to use alternatives. Specify attributes.
2543 (add<mode>3_cf, subdi_dishl32): Specify attributes.
2544 (subsi3): Add alternative for subq.l. Specify attributes.
2545 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
2546 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
2548 (umulhisi3): Specify attributes.
2549 (mulhisisi3_z): Name pattern. Specify attributes.
2550 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
2551 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
2552 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
2553 bsetmemqi): Specify attributes.
2554 (bsetmemqi_ext): Name pattern. Specify attributes.
2555 (bclrmemqi): Specify attributes.
2556 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
2557 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
2559 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
2560 pattern. Specify attributes.
2561 (jump): Specify attributes.
2562 (tablejump_internal): Name pattern. Specify attributes.
2563 (call_value): Split into non_symbolic_call_value,
2564 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
2565 alternatives. Specify attributes.
2566 (non_symbolic_call_value, symbolic_call_value_jsr,
2567 symbolic_call_value_bsr): New patterns.
2568 (nop, return, unlink, indirect_jump): Specify attributes.
2569 (trap): Fix condition. Specify attributes.
2572 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
2573 (override_options): Initialize it. Initialize m68k_sched_cpu.
2574 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
2575 (const_method): Make global, rename to m68k_const_method.
2576 (const_int_cost, output_move_const_into_data_reg): Update.
2577 (output_move_double): Parametrize to emit rtl code, rename to
2579 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
2580 emit_movsi): New static functions.
2581 (output_move_double): New function with semantics of old
2583 (m68k_emit_move_double): New function.
2584 (m68k_sched_cpu): New variable.
2585 (attr_op_type): New enum.
2586 (sched_guess_p): New variable.
2587 (sched_address_type, sched_operand_type, sched_attr_op_type):
2588 New static functions.
2589 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2590 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
2591 (sched_branch_type): New static variable.
2592 (m68k_sched_branch_type): New function.
2593 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
2594 (m68k_symbolic_call_var): Declare.
2595 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
2596 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
2597 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2598 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
2601 2007-09-11 Jakub Jelinek <jakub@redhat.com>
2603 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
2604 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
2605 error if __builtin_va_arg_pack_len () wasn't optimized out during
2607 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
2608 with the number of inline's anonymous arguments.
2609 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
2611 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
2613 * fold-const.c (extract_muldiv_1): Do not simplify
2616 2007-09-11 Jan Hubicka <jh@suse.cz>
2618 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
2619 (TARGET_INTER_UNIT_CONVERSIONS): New.
2620 * i386.md (floatsi expanders): Remove redundant check for SImode
2621 source; offload to memory when asked for.
2622 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
2623 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2625 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
2626 floatsidf2_mixed_memory, floatsidf2_sse_memory
2627 floatdisf2_mixed_memory, floatsisf2_sse_memory,
2628 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
2630 2007-09-11 Jan Hubicka <jh@suse.cz>
2632 * toplev.c (process_options): all frontends now do unit-at-a-time.
2633 * cgraphunit.c: update comments.
2634 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
2635 * c-decl.c (finish_function): use cgraph_add_new_function.
2636 * function.c (expand_function_end): We are always unit-at-a-time.
2638 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2640 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
2641 settings for MIPS16.
2642 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
2644 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2646 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
2647 SYMBOL_FORCE_TO_MEM constants.
2648 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
2649 (mips16_rewrite_pool_refs_info): New structure.
2650 (mips16_rewrite_pool_constant): New function, split out from...
2651 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
2652 mips16_rewrite_pool_refs_info structure rather than a pointer
2653 to a constant pool. Force force_to_mem_operands into memory.
2654 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
2655 * config/mips/predicates.md (force_to_mem_operand): New predicate.
2656 * config/mips/constraints.md (kf): New constraint.
2657 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
2658 (*movsi_mips16): Likewise.
2660 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2661 Nigel Stephens <nigel@mips.com>
2662 David Ung <davidu@mips.com>
2664 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
2665 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
2666 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
2667 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
2668 (mips_zero_extend_cost): New functions.
2669 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
2670 Use the new functions. Tweak many cost estimates, both here
2671 and in the new subroutines. Return false when the cost of the
2672 operands has not been calculated. Check for *clear_upper32.
2673 Check for floating-point multiply-add, reciprocal and rsqrt
2674 patterns. Handle comparison and rotation codes.
2676 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
2678 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
2680 * config/i386/i386.c (get_dllimport_decl): Don't strip
2683 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2686 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
2687 declarations to top.
2688 (DFP_TO_BFP): Use for either XFmode or TFmode.
2689 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
2691 * config/dfp-bit.h: Include float.h.
2692 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
2693 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
2694 which doesn't mean the same thing.
2695 (BFP_KIND): Use 4 to mean TFmode.
2696 (BFP_FMT): Specify the number of decimal digits based on the
2697 number of mantissa digits.
2698 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
2699 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
2700 (STR_TO_BFP): Use strtold for XFmode or TFmode.
2701 (TFtype): Define if TFmode is supported.
2702 * doc/libgcc.texi (Decimal float library routines): Document
2703 TF conversion functions.
2705 2007-09-10 Chao-ying Fu <fu@mips.com>
2707 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
2708 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2709 (mips_emit_compare): Process fixed-point modes.
2710 (mips_pad_arg_upward): Support fixed-point types.
2711 (override_options): Allow fixed-point modes in accumulators.
2712 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
2713 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
2714 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
2715 (mips_scalar_mode_supported_p): New function to accept fixed-point
2716 modes if the width is not greater than two BITS_PER_WORD.
2717 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2718 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2719 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2720 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2721 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
2723 ("IMODE"): New mode attribute.
2724 (mips-fixed.md): Include.
2725 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
2727 * config/mips/mips-fixed.md: New file.
2729 2007-09-11 Ben Elliston <bje@au.ibm.com>
2731 * config/spu/spu.md: Formatting fixes.
2733 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2735 * config/dfp-bit.c (dfp_unary_func): Delete.
2736 (dfp_unary_op): Delete.
2737 (dfp_binary_op): Use decFloat functions instead of decNumber
2738 functions for binary operations.
2739 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
2740 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
2742 (dfp_compare_op): Use decFloat functions insteadof decNumber
2743 functions for comparisons.
2744 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
2745 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
2747 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
2748 call to dxx_binary_op and decFloat function.
2749 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
2750 calls to dxx_binary_op and decFloat function.
2751 * config/dfp-bit.h: Include decFloat header files.
2752 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
2753 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
2754 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
2755 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
2757 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
2758 Jan Sjodin <jan.sjodin@amd.com>
2760 * tree-vect-analyze.c (vect_analyze_operations): Change
2761 comparison of loop iterations with threshold to less than
2762 or equal to instead of less than. Reduce
2763 min_scalar_loop_bound by one.
2764 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2765 Change prologue and epilogue iterations estimate to vf/2,
2766 when unknown at compile-time. Change versioning guard
2767 cost to taken_branch_cost. If peeling for alignment is
2768 unknown at compile-time, change peel guard costs to one
2769 taken branch and one not-taken branch per peeled loop.
2770 If peeling for alignment is known but number of scalar loop
2771 iterations is unknown at compile-time, change peel guard
2772 costs to one taken branch per peeled loop. Change the cost
2773 model equation to consider vector iterations as the loop
2774 iterations less the prologue and epilogue iterations.
2775 Change outside vector cost check to less than or equal to
2776 zero instead of equal to zero.
2777 (vect_do_peeling_for_loop_bound): Reduce
2778 min_scalar_loop_bound by one.
2779 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
2780 TARG_COND_NOT_TAKEN_BRANCH_COST.
2781 * config/i386/i386.h (processor_costs): Add
2782 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
2783 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
2784 vec_align_load_cost, vect_unalign_load_cost,
2785 vec_store_cost, cond_taken_branch_cost,
2786 cond_not_taken_branch_cost.
2787 Define macros for x86 costs.
2788 * config/i386/i386.c:
2789 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
2790 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
2791 scalar_to_vec_cost, vec_align_load_cost,
2792 vect_unalign_load_cost, vec_store_cost,
2793 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
2794 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
2795 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
2796 core2_cost, generic64_cost, generic32_cost): Set to default
2798 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
2799 (x86_builtin_vectorization_cost): New.
2801 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2802 Ben Elliston <bje@au.ibm.com>
2804 * dfp.c: Include decimal128Local.h;
2805 (dfp_byte_swap): Remove.
2806 (encode_decimal32, decode_decimal32): Don't handle endianness.
2807 (encode_decimal64, decode_decimal64): Ditto.
2808 (encode_decimal128, decode_decimal128): Ditto.
2809 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
2811 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
2813 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
2814 * Makefile.in (DECNUM_H): Add decimal128Local.h.
2816 2007-09-10 David Daney <ddaney@avtrex.com>
2818 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
2820 (memory_barrier): Rewrote as an insn that clobbers memory.
2822 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2824 * config/mips/mips.c (mips_global_pointer): Check
2825 call_really_used_regs instead of call_used_regs.
2826 (mips_save_reg_p): Likewise. Save all call-saved registers
2827 if current_function_saves_all_registers. Fix indentation.
2828 No longer treat $18 as a special case.
2829 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
2831 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2833 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
2834 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
2835 the introductory comment.
2836 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2837 (override_options): Don't test for it.
2838 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2839 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
2840 * config/mips/vr.h: As for config/mips/sde.h.
2842 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2843 Revital Eres <eres@il.ibm.com>
2845 * target.h (struct gcc_target.sched): New field: sms_res_mii.
2846 (struct ddg): Define.
2847 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
2848 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
2849 * config/spu/spu.c: Include ddg.h.
2850 (TARGET_SCHED_SMS_RES_MII): Define.
2851 (spu_sms_res_mii): New function to calculate mii.
2852 * modulo-sched (res_MII): Use it.
2853 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
2855 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2857 * config/s390/s390.c (s390_dump_pool): Create copy of constant
2858 pool entries since they might hold values that must not be shared.
2860 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
2863 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
2864 Use 'N' operand constraint for op2.
2865 (lshr<mode>3): Ditto.
2866 (ashl<mode>3): Ditto.
2867 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
2868 (vec_shr_<mode>): Ditto.
2869 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
2870 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
2872 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2874 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
2875 Change mode macro in the last real_2expN parameter to uppercase.
2877 2007-09-10 Michael Matz <matz@suse.de>
2879 * tree-pass.h (pass_cselim): Declare new pass.
2880 * passes.c (init_optimization_passes): Link in pass_cselim.
2881 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
2882 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
2883 cond_store_replacement.
2884 (condstoretemp): New static variable.
2885 (cond_store_replacement): New function.
2886 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
2887 tree_ssa_phiopt_worker.
2888 (struct name_to_bb): New.
2889 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
2890 nt_init_block, nt_fini_block): New static functions.
2891 (seen_ssa_names, nontrap_set): New static variables.
2892 (gate_cselim, pass_cselim): Define new pass.
2893 * common.opt (ftree-cselim): New flag.
2894 * toplev.c (process_options): Set flag_tree_cselim if required.
2896 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
2898 * simplify-rtx.c (simplify_relational_operation_1): For recent
2899 canonicalization, don't recurse if op1 equals both PLUS arguments.
2901 2007-09-09 David Daney <ddaney@avtrex.com>
2903 * optabs.c (expand_sync_operation): Use plus insn if minus
2905 (expand_sync_fetch_operation): Ditto.
2907 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2909 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
2911 (*floatsisf2_sse_vector): Likewise.
2913 2007-09-09 Krister Walfridsson <cato@df.lth.se>
2915 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2917 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2919 * config/i386/i386.h (ix86_tune_indices): Rename
2920 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
2921 (TARGET_USE_VECTOR_CONVERTS): Updated.
2922 * config/i386/i386.c: Likewise.
2924 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
2925 Nigel Stephens <nigel@mips.com>
2927 * doc/invoke.texi (Overall Options): Add .sx file extension
2928 as a synonym for .S.
2929 * cppspec.c (known_suffixes): Likewise.
2930 * gcc.c (default_compilers): Likewise.
2932 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
2935 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
2936 * simplify-rtx.c (simplify_relational_operation_1): Add the
2937 canonicalization from i386.h.
2938 * doc/md.texi (Canonicalization of Instructions): Document it.
2940 2007-09-09 Jan Hubicka <jh@suse.cz>
2941 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2943 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
2944 (TARGET_USE_VECTOR_CONVERTS): New.
2945 * i386.md: New post-reload splitters for converting SF to DF and DF to
2947 (floatsi* expander): Special case vector conversions.
2948 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
2949 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
2950 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
2951 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2952 Disable when doing vector converts.
2953 (floatsi<mode>2_i387): Disable when
2954 * sse.md (vec_dupv2df): Export.
2955 * i386.c (ix86_tune_features): Enable SSE conversions.
2957 2007-09-09 Richard Guenther <rguenther@suse.de>
2959 * tree-ssa-operands.c (add_virtual_operand): Only mark
2960 stores as has_volatile_ops if alias information is not available.
2962 2007-09-09 Revital Eres <eres@il.ibm.com>
2964 * doc/contrib.texi: Add myself.
2966 2007-09-09 Ira Rosen <irar@il.ibm.com>
2968 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2969 stmt_vinfo_set_outside_of_loop_cost): New functions.
2970 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2971 (vect_model_simple_cost): Call
2972 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2973 field instead of calling vect_get_cost_fields.
2974 (vect_model_store_cost, vect_model_load_cost): Likewise.
2976 2007-09-09 Revital Eres <eres@il.ibm.com>
2978 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2979 declaration to bdesc_paired_preds variable.
2980 (paired_expand_builtin): Likewise.
2982 2007-09-09 Revital Eres <eres@il.ibm.com>
2984 * dbgcnt.def (sms_sched_loop): New counter.
2985 * modulo-sched.c: Use sms_sched_loop instead of
2986 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2987 perform swing modulo scheduling on. Include dbgcnt.h.
2988 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2989 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2991 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2993 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2994 Substitute all uses with ...
2995 (MODEF): New mode iterator.
2997 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2998 from pre-regalloc define_insn_and_split splitter pattern.
2999 (*fix_trunc<mode>_i387_1): Ditto.
3000 (*fistdi2_1): Ditto.
3001 (*fist<mode>2_1): Ditto.
3002 (frndintxf2_floor): Ditto.
3003 (*fist<mode>2_floor_1): Ditto.
3004 (frndintxf2_ceil): Ditto.
3005 (*fist<mode>2_ceil_1): Ditto.
3006 (frndintxf2_trunc): Ditto.
3007 (frndintxf2_mask_pm): Ditto.
3009 (prologue): Use (const_int 0) as never generated filler insn.
3011 (sibcall_epilogue): Ditto.
3012 (eh_return_si): Ditto.
3013 (eh_return_di): Ditto.
3015 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
3016 using MODEF mode iterator.
3017 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
3018 using MODEF mode iterator.
3019 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
3020 using MODEF mode iterator.
3021 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
3022 Macroize expander using MODEF mode iterator.
3024 (zero_extendsidi2): Remove operand constraints from expander.
3025 (smuldi3_highpart): Ditto.
3026 (indirect_jump): Ditto.
3029 * config/i386/sse.md (storentv4sf): Ditto.
3030 (storentv2df): Ditto.
3031 (storentv2di): Ditto.
3033 (sse2_cvtpd2ps): Ditto.
3034 (vec_interleave_highv16qi): Ditto.
3035 (vec_interleave_lowv16qi): Ditto.
3036 (vec_interleave_highv8hi): Ditto.
3037 (vec_interleave_lowv8hi): Ditto.
3038 (vec_interleave_highv4si): Ditto.
3039 (vec_interleave_lowv4si): Ditto.
3040 (vec_interleave_highv2di): Ditto.
3041 (vec_interleave_lowv2di): Ditto.
3042 (sse2_maskmovdqu): Ditto.
3043 * config/i386/mmx.md (mmx_maskmovq): Ditto.
3045 2007-09-09 Ira Rosen <irar@il.ibm.com>
3047 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
3048 (struct _slp_tree, struct _slp_instance): Define new data structures
3049 along macros for their access.
3050 (struct _loop_vec_info): Define new fields: strided_stores,
3051 slp_instances, and slp_unrolling_factor along macros for their access.
3052 (enum slp_vect_type): New.
3053 (struct _stmt_vec_info): Define new field, slp_type, and macros for
3055 (STMT_VINFO_STRIDED_ACCESS): New macro.
3056 (vect_free_slp_tree): Declare.
3057 (vectorizable_load): Add an argument of type slp_tree.
3058 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
3059 vectorizable_assignment): Likewise.
3060 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
3061 Declare (make extern).
3062 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3063 (new_loop_vec_info): Likewise.
3064 (destroy_loop_vec_info): Free memory allocated for SLP structures.
3065 * tree-vect-analyze.c: Include recog.h.
3066 (vect_update_slp_costs_according_to_vf): New.
3067 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
3068 functions. For not pure SLP stmts with strided access check that the
3069 group size is power of 2. Update the vectorization factor according to
3070 SLP. Call vect_update_slp_costs_according_to_vf.
3071 (vect_analyze_group_access): New.
3072 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
3073 (vect_free_slp_tree): New functions.
3074 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
3075 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
3076 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
3077 vect_detect_hybrid_slp): Likewise.
3078 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
3079 and vect_detect_hybrid_slp.
3080 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
3081 SLP costs into account.
3082 (vect_get_cost_fields): New function.
3083 (vect_model_simple_cost): Make extern, add SLP parameter and handle
3085 (vect_model_store_cost, vect_model_load_cost): Likewise.
3086 (vect_get_constant_vectors): New function.
3087 (vect_get_slp_vect_defs, vect_get_slp_defs,
3088 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
3089 vect_get_vec_defs): Likewise.
3090 (vectorizable_reduction): Don't handle SLP for now.
3091 (vectorizable_call): Don't handle SLP for now. Add argument to
3092 vect_model_simple_cost.
3093 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
3094 get SLPed and vectorized defs). Fix indentation and spacing.
3095 (vectorizable_assignment): Handle SLP.
3096 (vectorizable_induction): Don't handle SLP for now.
3097 (vectorizable_operation): Likewise.
3098 (vectorizable_type_demotion): Add argument to
3099 vect_model_simple_cost.
3100 (vectorizable_type_promotion): Likewise.
3101 (vectorizable_store, vectorizable_load): Handle SLP.
3102 (vectorizable_condition): Don't handle SLP for now.
3103 (vect_transform_stmt): Add a new argument for SLP. Check that there is
3104 no SLP transformation required for unsupported cases. Add SLP
3105 argument for supported cases.
3106 (vect_remove_stores): New function.
3107 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
3108 (vect_transform_loop): Schedule SLP instances.
3109 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
3111 2007-09-09 Andrew Haley <aph@redhat.com>
3113 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
3116 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
3118 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
3119 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
3120 Similar for what label_refs can go in the JUMP_TARGET field. Split
3121 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
3122 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
3123 REG_LABEL when replacing an operand with a LABEL_REF for a
3125 (subst_reloads): When replacing a LABEL_REG with a register,
3126 instead of generating a REG_LABEL note, assert that there already
3127 is one or that the label is a known target for the insn.
3128 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
3129 note, check the JUMP_LABEL field. Remove "else" after return.
3130 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
3131 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
3132 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
3133 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
3134 insns. Iterate over all notes; don't assume there's only one.
3135 * cse.c (recorded_label_ref): Adjust comment to refer to
3137 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
3138 insns, not just NONJUMP_INSN_P.
3139 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
3140 isn't a jump target.
3141 * jump.c (rebuild_jump_labels): Adjust head comment.
3142 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
3143 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
3144 (mark_all_labels): For JUMP_P insns without a target, check if the
3145 the target is noted on the previous nonjump insn.
3146 (mark_jump_label_1): New function, guts from mark_jump_label.
3147 <case IF_THEN_ELSE>: Handle first operand as a non-target when
3148 marking jump target labels.
3149 <case LABEL_REF>: Adjust for whether to generate a
3150 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
3151 For 'E' format rtl, iterate in descending element order.
3152 (delete_related_insns): Handle both REG_LABEL_TARGET and
3153 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
3154 reference count, delete and fallthrough. Move finding-next-
3155 non-deleted insn last in the function. Look at all INSN_P insns
3156 for REG_LABEL_OPERAND notes.
3157 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
3159 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
3160 JUMP_LABEL, output the INSN_UID of it.
3161 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
3162 and/or REG_LABEL_TARGET.
3163 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
3164 with jump.c copy by only adding notes for labels actually
3165 referenced in the insn.
3166 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
3167 usage count increment; handle all INSN_P trial insns.
3168 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
3170 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
3171 REG_LABEL_TARGET and REG_LABEL_OPERAND.
3172 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
3174 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
3175 JUMP_P insns and REG_LABEL_OPERAND everywhere.
3176 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
3177 on all INSN_P insns.
3178 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
3179 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
3180 REG_LABEL_OPERAND notes.
3181 * reload1.c (calculate_needs_all_insns): Adjust comments.
3182 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
3183 * config/alpha/alpha.md (split for load of an address into a
3184 four-insn sequence on Unicos/Mk): Adjust to use
3186 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
3188 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3191 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3192 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
3193 FOR_BB_INSNS_SAFE instead of for loop.
3194 * cse.c (cse_extended_basic_block): Likewise.
3195 * postreload.c (reload_cse_regs_1): New variable next. Make sure
3196 that the for loop does not invoke NEXT_INSN on a deleted insn.
3197 * function.c (instantiate_virtual_regs): Likewise.
3198 * lower-subreg.c (remove_retval_note): Likewise.
3199 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
3201 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
3203 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
3204 insn, if it's a jump.
3205 (try_redirect_by_replacing_jump): New variable jump_p. Call
3206 tablejump_p before delete_insn_chain.
3207 * reload1.c (reload): New variable next. Make sure that the for
3208 loop does not invoke NEXT_INSN on a deleted insn.
3209 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
3210 (delete_output_reload): New variable prev. Make sure the the for
3211 loops do not invoke PREV_INSN on a deleted insn.
3213 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3215 * pa/constraints.md: Remove 'X' from unused letters comment.
3217 2007-09-08 Richard Guenther <rguenther@suse.de>
3219 * tree-tailcall.c (find_tail_calls): If we don't have aliases
3220 computed check stmt_ann->references_memory instead of counting
3223 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
3225 * cse.c (fold_rtx): Use validate_unshare_change() instead of
3226 validate_change() in one more case.
3228 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
3230 PR tree-optimization/32283
3231 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
3232 estimated_loop_iterations.
3233 (determine_use_iv_cost_condition): Decrease cost of expressions
3234 used in iv elimination.
3236 2007-09-08 Richard Guenther <rguenther@suse.de>
3238 * tree-cfg.c (verify_gimple_expr): Avoid building new
3239 pointer types, use TYPE_POINTER_TO if available instead.
3241 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
3244 PR rtl-optimization/26449
3245 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
3246 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
3248 (mulv16qi3): Implement as define_insn_and_split pattern instead of
3249 define_expand. Split insn in split1 pass.
3252 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
3254 PR tree-optimization/33301
3255 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
3258 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
3260 PR tree-optimization/32183
3261 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
3263 * tree-ssa-reassoc.c: Include cfgloop.h.
3264 (is_reassociable_op): Add a loop argument and return true only
3266 (linearize_expr): Updated.
3267 (should_break_up_subtract): Likewise.
3268 (linearize_expr_tree): Likewise.
3269 (init_reassoc): Call loop_optimizer_init with
3270 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
3271 with CDI_DOMINATORS.
3272 (fini_reassoc): Call loop_optimizer_finalize.
3274 2007-09-07 Sterling Augustine <sterling@tensilica.com>
3276 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
3277 if there is no i-cache.
3279 2007-09-07 Richard Guenther <rguenther@suse.de>
3282 2007-09-06 Richard Guenther <rguenther@suse.de>
3284 PR tree-optimization/32586
3285 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3286 folding if nothing changed.
3287 (simplify_unary_expression): New function. Do tree combining
3288 on conversion like codes.
3289 (try_to_simplify): Call it.
3291 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3294 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
3295 (__gthread_active,__gthread_start, __gthread_active_init): New.
3296 * gthr-posix95.h: Likewise.
3298 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
3300 * function.h (struct function): Rename calls_unwind_init
3301 to saves_all_registers.
3302 (current_function_saves_all_registers): Renamed from
3303 current_function_calls_unwind_init.
3304 * reload1.c (reload): Set current_function_saves_all_registers.
3305 * except.c (expand_builtin_unwind_init): Likewise.
3306 * config/m68k/m68k.c (m68k_save_reg): Use
3307 current_function_saves_all_registers to save pic register.
3309 2007-09-07 Janis Johnson <janis187@us.ibm.com>
3311 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
3312 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
3314 Reapply reverted changes:
3316 2007-09-06 Jan Hubicka <jh@suse.cz>
3318 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
3321 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3323 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3324 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3326 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3328 * optabs.c (expand_float): Convert unsigned integer as signed only
3329 if it provides sufficient accuracy; add mode argument to real_2expN.
3330 (expand_fix): Fix comment typos; extend binary float into mode
3331 wider than destination for converion to unsigned integer; add mode
3332 argument to real_2expN.
3333 * real.c (real_2expN): Add mode argument to special-case decimal
3335 * real.h (real_2expN): Ditto.
3336 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3338 (fixed_from_string): Ditto.
3339 (fixed_to_decimal): Ditto.
3340 (fixed_convert_from_real): Ditto.
3341 (real_convert_from_fixed): Ditto.
3342 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3343 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3344 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3345 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3347 2007-09-07 Diego Novillo <dnovillo@google.com>
3349 * tree-flow.h (const_block_stmt_iterator): Remove.
3350 Update all users to use block_stmt_iterator.
3351 * tree-iterator.h (const_tree_stmt_iterator): Remove.
3352 Update all users to use tree_stmt_iterator.
3354 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
3356 * config/mips/mips.c (mips_set_current_function): Temporarily
3357 make this a no-op to fix bootstrap errors, pending rewrite.
3359 2007-09-07 Jan Hubicka <jh@suse.cz>
3361 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
3364 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
3366 PR tree-optimization/33299
3367 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
3368 uses for all relevant loop-exit phis, not just the first.
3370 2007-09-07 Richard Guenther <rguenther@suse.de>
3373 * tree-ssa-operands.c (access_can_touch_variable): An access
3374 of the form (*p)[0] can touch a variable of same size.
3376 2007-09-07 Jan Hubicka <jh@suse.cz>
3378 * passes.c (init_optimization_passes): Add simple dce and addressable
3380 * tree-ssa.c (execute_update_addresses_taken): New function.
3381 (pass_update_address_taken): New.
3382 * tree-ssa-dse.c (execute_simple_dse): New function.
3383 (pass_simple_dse): New.
3384 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
3386 2007-09-07 Tobias Burnus <burnus@net-b.de>
3389 * doc/invoke.texi: Fix -Wstrict-overflow= table.
3391 2007-09-07 Richard Guenther <rguenther@suse.de>
3394 2007-09-06 Richard Guenther <rguenther@suse.de>
3396 PR tree-optimization/32586
3397 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3398 folding if nothing changed.
3399 (simplify_unary_expression): New function. Do tree combining
3400 on conversion like codes.
3401 (try_to_simplify): Call it.
3403 2007-09-07 Richard Guenther <rguenther@suse.de>
3404 Uros Bizjak <ubizjak@gmail.com>
3406 PR tree-optimization/32821
3407 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
3408 NULL in the call to set_bb_stmt_list.
3410 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3412 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
3413 float calls here, rather than leaving some to the caller.
3414 Use call_internal_direct and call_value_internal_direct.
3415 * config/mips/mips.md (call_internal_direct): New pattern.
3416 (call_value_internal_direct): Likewise.
3418 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3420 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
3421 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
3423 (override_options): Set mips_base_move_loop_invariants.
3425 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3427 * config/mips/mips.opt (mcode-readable=): Move to keep list
3430 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3432 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
3433 and -mgpopt options. Adjust the -G documentation to match.
3434 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
3435 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
3436 function, split out from mips_classify_symbol. Return false for
3437 !TARGET_LOCAL_SDATA.
3438 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
3439 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
3440 (override_options): Check whether the -mgpopt setting is consistent
3441 with the other flags.
3442 (symbolic_expression_p): Delete.
3443 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
3444 and default_elf_select_rtx_section.
3445 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
3446 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
3447 external data and TARGET_EXTERN_SDATA.
3449 2007-09-07 Tobias Burnus <burnus@net-b.de>
3452 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
3454 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3456 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
3457 FOR_BB_INSNS_SAFE instead of for loop.
3458 * cse.c (cse_extended_basic_block): Likewise.
3459 * postreload.c (reload_cse_regs_1): New variable next. Make sure
3460 that the for loop does not invoke NEXT_INSN on a deleted insn.
3461 * function.c (instantiate_virtual_regs): Likewise.
3462 * lower-subreg.c (remove_retval_note): Likewise.
3463 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
3465 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
3467 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
3468 insn, if it's a jump.
3469 (try_redirect_by_replacing_jump): New variable jump_p. Call
3470 tablejump_p before delete_insn_chain.
3471 * reload1.c (reload): New variable next. Make sure that the for
3472 loop does not invoke NEXT_INSN on a deleted insn.
3473 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
3474 (delete_output_reload): New variable prev. Make sure the the for
3475 loops do not invoke PREV_INSN on a deleted insn.
3477 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
3479 * cgraphbuild.c (rebuild_cgraph_edges): Export.
3480 * cgraph.h (rebuild_cgraph_edges): Declare.
3481 * tree-pass.h (pass_expand_omp_ssa): New.
3482 * omp-low.c (find_omp_clause): Export.
3483 (copy_var_decl): Split from omp_copy_decl_2.
3484 (build_omp_barrier): Return the call to emit instead of emitting
3486 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
3488 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
3489 expand_omp_for_generic, expand_omp_for_static_nochunk,
3490 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3491 Adapted to work on SSA form.
3492 (execute_expand_omp): Do not invalidate dominance information.
3493 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
3494 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
3495 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
3497 (force_gimple_operand): Allow gimplifying code expressions without
3499 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
3500 * common.opt (fopenmp-ssa): New.
3501 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
3502 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
3503 * tree-cfg.c: Include tree-inline.h.
3504 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
3505 (replace_by_duplicate_decl, replace_ssa_name,
3506 mark_virtual_ops_in_region): New functions.
3507 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
3508 to work on SSA form.
3509 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
3510 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
3513 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3515 * tree-loop-linear.c: Include obstack.h.
3516 (linear_transform_loops): New obstack lambda_obstack.
3517 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
3518 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
3519 and free afterwards.
3520 * lambda.h (struct obstack): New forward declaration.
3521 (lambda_linear_expression_new): New parameter of type struct
3523 (lambda_loopnest_new): Likewise.
3524 (lambda_loopnest_transform): Likewise.
3525 (lambda_body_vector_new): Likewise.
3526 (lambda_body_vector_compute_new): Likewise.
3527 (gcc_loopnest_to_lambda_loopnest): Likewise.
3528 (lambda_loopnest_to_gcc_loopnest): Likewise.
3529 * lambda-code.c: Include obstack.h.
3530 (lambda_lattice_new): New parameter lambda_obstack. Use it for
3532 (lambda_body_vector_new): Likewise.
3533 (lambda_linear_expression_new): Likewise.
3534 (lambda_lattice_new): Likewise.
3535 (lambda_loopnest_new): Likewise. Additionally use obstack to
3536 allocate LN_LOOPS(ret).
3537 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
3538 it to lambda_lattice_new.
3539 (lambda_body_vector_compute_new): New parameter lambda_obstack.
3540 Pass it to lambda_body_vector_new.
3541 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
3542 it to lambda_lattice_new.
3543 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
3544 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
3545 (lambda_compute_target_space): Likewise.
3546 (lambda_compute_auxillary_space): New parameter lambda_obstack.
3547 Pass it to lambda_lattice_compute_base and
3548 compute_nest_using_fourieer_motzkin.
3549 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
3550 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
3551 and lambda_lattice_compute_target_space.
3552 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
3553 Pass it to lambda_linear_expression_new.
3554 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
3555 to gcc_tree_to_linear_expression.
3556 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
3557 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
3558 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
3559 Pass it to lambda_body_vector_new and
3560 lambda_body_vector_compute_new.
3561 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
3562 (lambda-code.o): Likewise.
3564 2007-09-06 Chao-ying Fu <fu@mips.com>
3566 * ginclude/stdfix.h: New file.
3567 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
3568 (convert.o): Add dependence on fixed-value.h.
3569 * c-convert.c (convert): Support FIXED_POINT_TYPE.
3570 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
3571 to define fixed-point constants.
3572 (c_cpp_builtins): Define fixed-point constants.
3573 * convert.c (fixed-value.h): New include.
3574 (convert_to_real): Update comment to include fixed-point.
3575 Support FIXED_POINT_TYPE.
3576 (convert_to_integer): Update comment to include fixed-point.
3577 Support FIXED_POINT_TYPE.
3578 (convert_to_complex): Support FIXED_POINT_TYPE.
3579 (convert_to_fixed): New function.
3580 * convert.h (convert_to_fixed): Declare.
3581 * genopinit.c: Add comment about $Q for only fixed-point modes.
3582 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
3583 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
3584 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
3585 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
3586 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
3587 usneg_optab for fixed-point modes.
3588 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
3590 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
3591 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
3592 unsigned saturation optabs, when type is saturating.
3593 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
3594 (expand_fixed_convert): New function.
3595 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
3596 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
3597 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
3598 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
3599 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
3600 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
3602 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
3603 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
3604 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
3605 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
3606 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
3608 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
3609 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
3610 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
3611 fractuns, satfractuns.
3612 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
3613 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
3614 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
3615 OTI_ssmsub_widen, OTI_usmsub_widen.
3616 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
3617 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
3618 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
3619 umsub_widen_optab, usmsub_widen_optab): Define.
3620 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
3622 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
3624 (expand_fixed_convert): Declare.
3625 * expr.c (convert_move): Support the move of fixed-point modes.
3626 (emit_move_insn_1): Handle fixed-point mode to move via integer.
3627 (categorize_ctor_elements_1): Handle FIXED_CST.
3628 (count_type_elements): Handle FIXED_POINT_TYPE.
3629 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
3630 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3632 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
3633 multiply and add/subtract for fixed-point types.
3634 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
3635 mode, we jump to binop directly.
3636 Support FIXED_CONVERT_EXPR.
3637 (do_store_flag): Check FIXED_CST to put a constant second.
3638 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
3639 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3640 (const_vector_from_tree): Support FIXED_CST.
3641 * doc/extend.texi (Fixed-Point): New node.
3642 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
3643 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
3644 satfract, fractuns, satfractuns): Document them.
3646 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3648 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
3649 addresses into I registers.
3651 2007-09-06 Jan Hubicka <jh@suse.cz>
3652 Andreas Tobler <a.tobler@schweiz.org>
3654 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
3656 (machopic_legitimize_pic_address): Likewise.
3658 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3659 Jan Hubicka <jh@suse.cz>
3661 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
3662 instead of ufloat_optab->handlers directly.
3663 (floatdidf2): Likewise.
3665 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
3667 * config/mips/mips.c: Include diagnostic.h.
3668 (mips_set_current_function): Check errorcount and sorrycount
3669 before generating RTL.
3671 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3674 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
3675 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
3676 (print_operand_reloc): Likewise.
3678 2007-09-06 Janis Johnson <janis187@us.ibm.com>
3682 2007-09-06 Jan Hubicka <jh@suse.cz>
3684 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3687 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3689 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3690 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3692 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3694 * optabs.c (expand_float): Convert unsigned integer as signed only
3695 if it provides sufficient accuracy; add mode argument to real_2expN.
3696 (expand_fix): Fix comment typos; extend binary float into mode
3697 wider than destination for converion to unsigned integer; add mode
3698 argument to real_2expN.
3699 * real.c (real_2expN): Add mode argument to special-case decimal
3701 * real.h (real_2expN): Ditto.
3702 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3704 (fixed_from_string): Ditto.
3705 (fixed_to_decimal): Ditto.
3706 (fixed_convert_from_real): Ditto.
3707 (real_convert_from_fixed): Ditto.
3708 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3709 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3710 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3711 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3713 2007-09-06 Tom Tromey <tromey@redhat.com>
3715 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
3716 * c-pch.c (c_common_read_pch): Restore current location after
3718 * tree.c (expand_location): Update.
3719 (expr_filename): Changed return type. Unified the two cases.
3720 (expr_lineno): Likewise.
3721 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
3723 * toplev.c (line_table): Changed type.
3724 (general_init): Update.
3725 (realloc_for_line_map): New function.
3726 (general_init): Allocate line_table using GC.
3727 * fix-header.c (line_table): Changed type.
3728 (read_scan_file): Update.
3729 (read_scan_file): Update.
3730 * c-ppoutput.c (maybe_print_line): Update.
3731 (print_line): Update.
3732 (cb_line_change): Update.
3733 (cb_define): Update.
3734 (pp_file_change): Update.
3735 * c-opts.c (c_common_init_options): Update.
3736 (finish_options): Update.
3737 (push_command_line_include): Update.
3738 * c-lex.c (cb_line_change): Update.
3739 (cb_def_pragma): Update.
3740 (cb_define): Update.
3742 (c_lex_with_flags): Use cpp_get_token_with_location.
3743 * input.h (line_table): Changed type.
3744 (location_from_locus): New macro.
3745 * tree.h (EXPR_FILENAME): No longer an lvalue.
3746 (EXPR_LINENO): Likewise.
3747 (expr_locus, set_expr_locus): Declare separately for
3748 USE_MAPPED_LOCATION.
3749 (expr_filename, expr_lineno): Changed return type.
3750 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
3751 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
3752 (expand_gimple_basic_block): Likewise.
3753 * final.c (final_scan_insn): Use expanded_location.
3755 2007-09-06 Richard Guenther <rguenther@suse.de>
3757 PR tree-optimization/32586
3758 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3759 folding if nothing changed.
3760 (simplify_unary_expression): New function. Do tree combining
3761 on conversion like codes.
3762 (try_to_simplify): Call it.
3763 * builtins.c (fold_builtin_cexp): Fold the built expressions.
3764 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
3766 2007-09-06 Jan Hubicka <jh@suse.cz>
3769 * cse.c (fold_rtx): Avoid invalid sharing.
3771 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3773 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3774 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3776 2007-09-06 Revital Eres <eres@il.ibm.com>
3778 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3779 Fix offsettable memory reference for 750CL.
3781 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
3783 * reload.c (find_reloads_address_1): Try to preserve original
3784 base/index regclass of operands.
3785 * regrename.c (scan_rtx_address): Likewise.
3786 (replace_oldest_value_addr): Likewise.
3788 2007-09-06 Richard Guenther <rguenther@suse.de>
3790 PR tree-optimization/33302
3791 * domwalk.c (walk_dominator_tree): The exit block is
3792 interesting even if it is not reachable.
3794 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3797 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
3799 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
3801 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
3804 2007-09-05 Ian Lance Taylor <iant@google.com>
3806 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
3808 (dump_generic_node): Likewise.
3809 * print-rtl.c (print_decl_name): Likewise.
3810 * print-tree.c (print_node_brief): Likewise.
3811 (print_node): Likewise.
3812 * Makefile.in (RTL_BASE_H): Add alias.h.
3815 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
3817 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
3819 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
3820 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
3822 2007-09-06 Jie Zhang <jie.zhang@analog.com>
3824 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
3825 (tm_defines): Define UCLIBC_DEFAULT to 1.
3826 (extra_options): Add linux.opt.
3827 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3828 (CRT_CALL_STATIC_FUNCTION): Likewise.
3829 (NO_IMPLICIT_EXTERN_C): Likewise.
3830 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3831 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
3832 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3833 (ENDFILE_SPEC): Don't define.
3834 (LIB_SPEC): Likewise.
3835 (CRT_CALL_STATIC_FUNCTION): Likewise.
3836 (NO_IMPLICIT_EXTERN_C): Likewise.
3837 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
3838 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3840 2007-09-06 Jan Hubicka <jh@suse.cz>
3842 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3845 2007-09-06 Jan Hubicka <jh@suse.cz>
3847 * opts.c (common_handle_option): Enable inlining functions for
3850 2007-09-06 Jakub Jelinek <jakub@redhat.com>
3852 * builtin-attrs.def (ATTR_NONNULL_3): New.
3853 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
3854 ATTR_NOTHROW_NONNULL_##FA.
3855 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
3856 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
3857 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
3858 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
3859 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
3860 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
3861 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
3863 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
3864 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
3865 ATTR_FORMAT_NOTHROW_3_4): Remove.
3866 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
3867 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
3868 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
3869 instead of ATTR_FORMAT_*_*.
3871 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
3873 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
3874 parts re-used for REG_FRAME_RELATED_EXPR.
3876 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3878 * optabs.c (expand_float): Convert unsigned integer as signed only
3879 if it provides sufficient accuracy; add mode argument to real_2expN.
3880 (expand_fix): Fix comment typos; extend binary float into mode
3881 wider than destination for converion to unsigned integer; add mode
3882 argument to real_2expN.
3883 * real.c (real_2expN): Add mode argument to special-case decimal
3885 * real.h (real_2expN): Ditto.
3886 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3888 (fixed_from_string): Ditto.
3889 (fixed_to_decimal): Ditto.
3890 (fixed_convert_from_real): Ditto.
3891 (real_convert_from_fixed): Ditto.
3892 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3893 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3894 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3895 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3897 2007-09-05 Ian Lance Taylor <iant@google.com>
3899 * init-regs.c (initialize_uninitialized_regs): Call
3900 emit_insn_before rather than add_insn_before.
3902 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3904 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
3905 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
3906 * tree-inline.h (copy_body_data): Add call_expr field.
3907 * tree-inline.c (expand_call_inline): Initialize call_expr.
3908 (copy_bb): Append anonymous inline fn arguments to arguments
3909 when inlining a CALL_EXPR_VA_ARG_PACK call.
3910 * builtins.c (expand_builtin): Issue an error if
3911 BUILT_IN_VA_ARG_PACK is seen during expand.
3912 (fold_call_expr, fold_builtin_call_array): Don't fold
3913 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
3914 __builtin_va_arg_pack () call as last argument.
3915 * gimplify.c (gimplify_call_expr): If last argument to a vararg
3916 function is __builtin_va_arg_pack (), decrease number of call
3917 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
3918 * expr.c (expand_expr_real_1): Issue an error if
3919 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
3920 * tree-pretty-print.c (dump_generic_node): Handle printing
3921 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
3922 * doc/extend.texi (__builtin_va_arg_pack): Document.
3924 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
3926 PR tree-optimization/21513
3927 * builtins.c (build_builtin_expect_predicate): New function.
3928 (fold_builtin_expect): Add argument for expected value.
3929 Distribute __builtin_expect over short-circuiting operations.
3930 Fold nested builtin_expects.
3931 (fold_builtin_2): Adjust call to fold_builtin_expect.
3933 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
3936 PR tree-optimization/13756
3937 * doc/invoke.texi (Options That Control Optimization): Document
3940 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
3942 * gcc/config/i386/cpuid.h: New file.
3943 * gcc/config/i386/driver-i386.c: Include cpuid.h.
3944 (describe_cache): Shrink size and line strings to 100 bytes.
3945 (detect_caches_amd): Return "" for unsupported max_ext_level.
3946 Use __cpuid function.
3947 (detect_caches_intel): Return "" for unsupported max_level.
3948 Use __cpuid function.
3949 (host_detect_local_cpu): Change feature flag variables to
3950 unsigned int. Initialize only extended feature flag variables.
3951 Use __get_cpuid_max to determine max supported cpuid level.
3952 Use __cpuid function to determine supported features. Fix
3953 calculation of family id. Remove is_amd and check signature
3954 directly. Check for Geode signature. Handle family 4 id.
3955 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
3956 cpu discovery code to lower part of the function.
3957 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3958 for sub-architecture.
3959 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3960 [PROCESSOR_K8]: Add k8-sse3 architecture.
3961 [PROCESSOR_NOCONA]: Remove.
3962 [PROCESSOR_GENERIC64]: Ditto.
3963 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3964 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3965 to check for SSE and FXSAVE support.
3966 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3967 Add -minline-all-stringops.
3968 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3969 (x86_64-*-*): Ditto.
3971 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3973 * config/bfin/linux-unwind.h: New file.
3974 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3975 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3977 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3979 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3980 * stmt.c: Include alloc-pool.h.
3981 (struct case_node): Remove GTY marker.
3982 (add_case_node): New parameter case_node_pool. Use it for
3984 (expand_case): New allocation pool case_node_pool. Initialize it,
3985 pass to add_case_node and free it.
3987 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3988 David Ung <davidu@mips.com>
3989 Nigel Stephens <nigel@mips.com>
3991 Add mips16/nomips16 function attributes and -mflip-mips16 option
3992 for testing mixed-mode compilation.
3994 * config/mips/mips.opt (mflip-mips16): New.
3996 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3997 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3999 * config/mips/mips.c (mips_base_target_flags): New.
4000 (mips_base_mips16): New.
4001 (mips_base_schedule_insns): New.
4002 (mips_base_reorder_blocks_and_partition): New.
4003 (mips_base_align_loops): New.
4004 (mips_base_align_jumps): New.
4005 (mips_base_align_functions): New.
4006 (mips16_flipper): New.
4007 (mips_attribute_table): Add "mips16" and "nomips16" entries.
4008 (TARGET_SET_CURRENT_FUNCTION): Define.
4009 (mips_mips16_type_p, mips_nomips16_type_p): New.
4010 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
4011 (mips_function_ok_for_sibcall): Make it deal with functions with
4013 (mips_init_split_addresses): New, split out from override_options.
4014 (mips_init_relocs): New, split out from override_options.
4015 (was_mips16_p): New.
4016 (mips_set_mips16_mode): New, split out from override_options.
4017 (mips_set_current_function): New.
4018 (override_options): Add sorry for unsupported mips16/pic
4019 combination. Remove error for mips16/dsp combination. Save
4020 base option settings.
4021 (mips_file_start): Move mips16 mode setting output from here....
4022 (mips_output_function_prologue): ....to here.
4023 (mips_output_mi_thunk): Check for mips16 function.
4024 (build_mips16_function_stub): Don't set .mips16 here.
4025 (build_mips16_call_stub): Likewise.
4026 (mips_expand_builtin): Error in mips16 mode.
4027 (mips_use_mips16_mode_p): New.
4028 (mips_encode_section_info): Check for mips16 function, and set
4029 SYMBOL_REF_FLAGS accordingly.
4031 * doc/extend.texi (Function Attributes): Document new
4032 mips16/nomips16 attributes.
4033 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
4034 (MIPS Options): Document -mflip-mips16.
4036 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4038 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
4039 if we encounter TLS address in MIPS16 mode.
4040 (mips_legitimize_const_move): Check cannot_force_const_mem for
4041 the (const (plus symbol offset)) case; this forces invalid TLS
4042 address in MIPS16 mode to be caught by the above call to sorry.
4043 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
4044 because that now enables emutls, which is not ABI compatible
4045 with native TLS in non-MIPS16 mode.
4047 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4049 Add target hook invoked when cfun changes.
4051 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
4052 * target.h (struct gcc_target): Add set_current_function.
4053 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
4054 (TARGET_INITIALIZER): Add initializer for set_current_function.
4055 * tree.h (push_struct_function): New.
4056 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
4058 (set_cfun): Declare.
4059 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
4061 (push_function_context_to): Use allocate_struct_function
4062 to create null context, not init_dummy_function_start. Use set_cfun.
4063 (pop_function_context_from): Use set_cfun.
4064 (in_dummy_function): New.
4065 (invoke_set_current_function_hook): New.
4067 (push_cfun, pop_cfun): Use set_cfun.
4068 (push_struct_function): New.
4069 (allocate_struct_function): Call invoke_set_current_function_hook
4071 (prepare_function_start): Don't set cfun here. Remove unused
4072 argument; fix all callers.
4073 (init_dummy_function_start): Fiddle with in_dummy_function. Call
4074 push_struct_function.
4075 (init_function_start): Set cfun here.
4076 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
4077 * omp-low.c (create_omp_child_function): Use push_struct_function
4078 and pop_cfun to save/restore state.
4079 (expand_omp_parallel): Remove unused saved_cfun variable.
4080 * cgraphunit.c (ipa_passes): Use set_cfun.
4081 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
4082 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
4083 * matrix-reorg.c (transform_allocation_sites): Likewise.
4084 (matrix_reorg): Use set_cfun.
4085 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
4086 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
4087 assignment to cfun; use set_cfun for the other.
4088 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
4089 (dump_function_to_file): Use push_cfun/pop_cfun here.
4090 * c-decl.c (finish_function): Use set_cfun.
4092 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4094 * regrename.c (rerename_optimize): Use deferred rescanning and
4095 insert explicit calls to rescan insns when changed.
4097 2007-09-05 Jan Hubicka <jh@suse.cz>
4099 * optabs.c (libfunc_entry): Change optab to integer.
4100 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
4101 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
4102 of pointers for hashing.
4104 2007-09-05 Jan Hubicka <jh@suse.cz>
4106 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
4108 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
4109 * see.c (pass_see): Likewise.
4110 * tracer.c (pass_tracer): Likewise.
4111 * postreload-gcse.c (pass_gcse2): Likewise.
4112 * postreload.c (pass_postreload_cse): Likewise.
4113 * mode-switching.c (pass_mode_switching): Likewise.
4114 * modulo-sched.c (pass_sms): Likewise.
4115 * cse.c (cse_insn): Likewise.
4116 * web.c (pass_web): Likweise.
4117 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
4118 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
4119 * loop-init.c (pass_rtl_loop_init): Likewise.
4120 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
4121 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
4122 * global.c (pass_global_alloc): Likewise.
4123 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
4124 pass_if_after_reload): Likewise.
4125 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
4126 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
4127 * regmove.c (pass_regmove): Likewise.
4128 * function.c (pass_thread_prologugues_epilogues): Likewise.
4129 * gcse.c (pass_gcse): Likewise.
4130 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
4131 * lower-subreg.c (pass_lower_subreg2): Likewise.
4132 * bt-load.c (pass_branch_target_load): Likewise.
4133 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4134 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
4135 * combine.c (pass_combine): Likewise.
4136 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
4137 (pass_partition_blocks): Likewise.
4138 * var-tracking.c (pass_variable_track): Likewise.
4139 * reg-stack.c (pass_stack_regs_run): Likewise.
4140 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
4141 * passes.c (pass_postreload): Likewise.
4142 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
4143 * tree-pass.h (TODO_verify_rtl_sharing): New.
4144 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4145 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
4146 TODO_set_props, TODO_df_finish, TODO_df_verify,
4147 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
4149 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4151 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
4152 fold_real_zero_addition_p, reorder_operands_p,
4153 div_if_zero_remainder, fold_undefer_overflow_warnings,
4154 int_binop_types_match_p, fold_convert_const_int_from_int,
4155 fold_convert_const_int_from_real,
4156 fold_convert_const_int_from_fixed,
4157 fold_convert_const_real_from_real,
4158 fold_convert_const_real_from_fixed,
4159 fold_convert_const_fixed_from_fixed,
4160 fold_convert_const_fixed_from_int,
4161 fold_convert_const_fixed_from_real, maybe_lvalue_p,
4162 fold_checksum_tree, fold_check_failed, print_fold_checksum,
4163 debug_fold_checksum, multiple_of_p): Constify.
4164 * tree-flow-inline.h (get_lineno): Likewise.
4165 * tree-flow.h (get_lineno): Likewise.
4166 * tree-object-size.c (compute_object_offset, addr_object_size,
4167 alloc_object_size, pass_through_call): Likewise.
4168 * tree-pretty-print.c (op_symbol, print_call_name,
4169 print_struct_decl, do_niy): Likewise.
4170 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
4171 debug_fold_checksum): Likewise.
4173 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
4176 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
4177 note, remove the associated REG_RETVAL note.
4179 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4181 * config.gcc (powerpc*-*-*): Install
4182 spu2vmx.h, vec_types.h, and si2vmx.h headers.
4183 * config/rs6000/spu2vmx.h: New header.
4184 * config/rs6000/si2vmx.h: New header.
4185 * config/rs6000/vec_types.h: New header.
4187 2007-09-05 Ben Elliston <bje@au.ibm.com>
4189 * varasm.c (initializer_constant_valid_p): Fix comment typo.
4191 2007-09-05 Ben Elliston <bje@au.ibm.com>
4193 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
4195 (__stdcx): Make asm volatile.
4196 (__stwcx, __stdcx): Return only 0 or 1.
4198 2007-09-05 Jan Hubicka <jh@suse.cz>
4202 2007-09-04 Jan Hubicka <jh@suse.cz>
4203 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
4205 2007-09-04 Richard Guenther <rguenther@suse.de>
4206 * tree-ssa-operands.c (add_virtual_operand): Only mark
4207 stores as has_volatile_ops if alias information is not available.
4209 2007-09-05 Jakub Jelinek <jakub@redhat.com>
4211 * config/rs6000/tramp.asm: Include config.h.
4212 Check __PIC__ or __pic__ macro instead of SHARED.
4214 PR rtl-optimization/32300
4215 * see.c (see_copy_insn): New function.
4216 (see_def_extension_not_merged, see_merge_one_use_extension,
4217 see_merge_one_def_extension): Use it. Avoid changing
4218 PREV_INSN/NEXT_INSN chains directly, insted emit insns
4219 into sequences. Call df_insn_delete on temporary insns
4220 that won't be emitted into the insn stream.
4221 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
4222 and run df_process_deferred_rescans () before run_fast_dce.
4224 PR tree-optimization/33017
4225 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
4226 recurse for pure or const function calls.
4228 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4230 * c-format.c: Include alloc-pool.h.
4231 (check_format_info_main): New argument fwt_alloc. Use allocation
4232 pool instead of GC. Remove GC deallocation code.
4233 (check_format_arg): Create allocation pool, pass it to
4234 check_format_info_main and free it afterwards.
4235 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
4237 2007-09-05 Ben Elliston <bje@au.ibm.com>
4239 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
4240 Rename count macro arugment for clarity.
4241 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
4242 (__protected_stream_set): Likewise, pass 0.
4244 2007-09-04 Jan Hubicka <jh@suse.cz>
4246 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
4248 2007-09-04 Jan Hubicka <jh@suse.cz>
4250 * invoke.texi (-finline-small-functions): Document.
4251 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
4252 when deciding what is inlinable.
4253 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
4254 (cgraph_decide_inlining_of_small_function): Handle new flags.
4255 (cgraph_decide_inlining_incrementally): Likewise.
4256 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
4257 * common.opt (finline-small-functions): New.
4258 * Makefile.in (build/gengtype.o-warn): Work around PR29478
4260 2007-09-04 Richard Guenther <rguenther@suse.de>
4262 * tree-ssa-operands.c (add_virtual_operand): Only mark
4263 stores as has_volatile_ops if alias information is not available.
4265 2007-09-04 Andrew Haley <aph@redhat.com>
4267 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
4269 2007-09-04 Andrew Haley <aph@redhat.com>
4271 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
4272 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
4273 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
4275 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
4278 * common.opt: Mention ABI version 2 in comment.
4280 2007-09-04 Jan Hubicka <jh@suse.cz>
4282 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
4283 (libfunc_entry): New structure.
4284 (libfunc_hash): New hashtable.
4285 (hash_libfunc): New function.
4286 (eq_libfunc): New function.
4287 (convert_optab_libfunc): New function.
4288 (optab_libfunc): New function.
4289 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
4290 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
4291 expand_float, expand_fix, new_optab, new_convert_optab):
4292 Update for new libfunc API.
4293 (init_libfunc, init_integral_libfuncs,
4294 init_floating_libfuncs, init_interclass_conv_libfuncs
4295 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
4296 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
4297 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
4298 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
4299 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
4300 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
4301 gen_extend_conv_libfunc): New.
4302 (init_one_libfunc): Revamp for hashtables.
4303 (set_conv_libfunc): Likewise.
4304 (init_optabs): Initialize hashtable; use lazy initialization where
4306 * optabs.h (optab_handlers): Move out of GGC.
4307 (optab, convert_optab): Move out of GGC; add lazy gen info.
4308 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
4309 (optab_libfunc, convert_optab_libfunc): New.
4310 * builtins.c (expand_builtin_powi): Update for new API.
4311 * expr.c (convert_move): Likewise.
4312 * expmed.c (expand_divmod): Likewise.
4314 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4316 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
4317 GOT pointer only if there is a constant pool. Use the allocated space
4320 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4322 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
4325 2007-09-04 Revital Eres <eres@il.ibm.com>
4326 Richard Guenther <rguenther@suse.de>
4327 R. Clint Whaley <whaley@cs.utsa.edu>
4329 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
4331 * tree-tailcall.c (process_assignment): Use -fassociative-math
4332 when reodering operands of floating-point type.
4333 * fold-const.c (fold_comparison, fold_binary): Use
4334 -fassociative-math and -freciprocal-math instead of
4335 -funsafe-math-optimization flag.
4336 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
4337 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
4338 -freciprocal-math instead of -funsafe-math-optimizations.
4339 * opts.c (set_fast_math_flags): Set -freciprocal-math and
4340 -fassociative-math when -ffast-math is set.
4341 (set_unsafe_math_optimizations_flags): New Function
4342 to set -freciprocal-math and -fassociative-math when
4343 -funsafe-math-optimizations is set.
4344 (common_handle_option): Call it.
4345 * tree-vectorizer.c (vect_is_simple_reduction): Use
4346 -fassociative-math when doing reduction on floats.
4347 * loop-unroll.c (analyze_insn_to_expand_var): Use
4348 -fassociative-math when expanding an accumulator of type float.
4349 * simplify-rtx.c (simplify_binary_operation_1): Use
4350 -fassociative-math and -freciprocal-math when reordeing operands
4351 of floating-point type.
4352 * combine.c (combine_simplify_rtx): Likewise.
4353 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
4355 * common.opt (-fassociative-math, -freciprocal-math): New flags.
4357 2007-09-04 Paolo Carlini <pcarlini@suse.de>
4360 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
4362 2007-09-04 Jan Hubicka <jh@suse.cz>
4364 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
4366 2007-09-04 Jan Hubicka <jh@suse.cz>
4368 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
4369 and corresponding MATCH_DUP.
4371 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
4374 * combine.c (subst): Do not try to simplify X if it represents load
4375 of FP constant from the constant pool via float extension.
4377 2007-09-04 Ben Elliston <bje@au.ibm.com>
4379 * c-opts.c: Include "tm_p.h".
4380 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
4382 2007-09-04 Richard Guenther <rguenther@suse.de>
4384 PR tree-optimization/33291
4385 * tree-pretty-print.c (dump_generic_node): Dump all
4386 qualifiers for pointer types, not only first. Dump
4387 qualifiers for aggregate types as well.
4388 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
4389 use the canonical type for building ARRAY_REFs.
4390 * gimplify.c (canonicalize_addr_expr): Clean up. The
4391 correct validness check is compatibility of the pointer
4392 types. Always use the canonical type for building
4393 ARRAY_REFs and ADDR_EXPRs.
4394 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
4395 change that disabled propagation of ADDR_EXPRs into statements
4398 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4400 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
4401 (umulsi3_highpart): Make into expanders; existing insns are
4402 now named *[insn]_nov6. Add stars to existing [insn]_v6
4403 counterparts' names.
4405 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
4407 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
4408 (unprotoize.o): Remove SHLIB_MULTILIB.
4410 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
4412 * doc/extend.texi: Document progmem attribute for AVR.
4414 2007-09-03 Anatoly Sokolov <aesok@post.ru>
4417 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
4419 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4421 * optabs.c (expand_ffs): Initialize val and defined_at_zero
4424 * optabs.c: Remove unnecessary forward declarations.
4425 (expand_unop_direct): New, broken out of expand_unop.
4426 (expand_doubleword_clz): New.
4427 (expand_ctz): Move above expand_ffs. Use
4428 start_sequence, end_sequence, add_equal_note, and
4429 expand_unop_direct. Add more commentary.
4430 (expand_ffs): Try both ctz optab and expand_ctz.
4431 Generate a test and branch if the hardware doesn't give us
4432 a useful value for input zero. Style improvements similar to
4435 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
4437 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4439 * config.gcc: Delete stanza for arm-semi-aof and
4440 armel-semi-aof targets.
4441 * config/arm/arm-protos.h
4443 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
4444 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
4445 delete aof_pic_label and remove mention of AOF in comments.
4446 * config/arm/arm.md: Delete patterns used only for AOF assembly.
4448 * config/arm/semiaof.h
4449 * config/arm/t-semi: Delete file.
4451 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4453 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
4454 CONST_CAST_BB): New macros for type-specific casts.
4455 (CONST_CAST): Add a TYPE parameter and define it in terms of
4458 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
4459 * c-lex.c (cb_ident, lex_string): Likewise,
4460 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
4461 * config/i386/i386.c (ix86_function_regparm,
4462 ix86_function_sseregparm): Use CONST_CAST_TREE.
4463 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
4465 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4466 give_switch, set_multilib_dir): Likewise,
4467 * gengtype-parse.c (string_seq, typedef_name): Likewise,
4468 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
4469 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
4470 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
4471 * prefix.c (update_path): Likewise,
4472 * pretty-print.c (pp_base_destroy_prefix): Likewise,
4473 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
4474 * tree-cfg.c (tree_can_merge_blocks_p,
4475 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
4476 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
4477 * tree.c (build_string): Supply a TYPE for CONST_CAST.
4478 (attribute_list_contained): Use CONST_CAST_TREE.
4480 2007-09-03 Krister Walfridsson <cato@df.lth.se>
4482 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
4484 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4487 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
4488 before forcing them into a register.
4490 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4492 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
4493 rather than define_code_macro.
4495 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4497 * gcc.c (xputenv): New function.
4498 (putenv_from_prefixes): Use xputenv instead of putenv.
4499 (process_command): Use xputenv instead of putenv.
4500 (set_collect_gcc_options): Use xputenv instead of putenv.
4501 (main): Use xputenv instead of putenv.
4503 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4505 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
4506 availability of swap instruction.
4507 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
4509 2007-09-03 Revital Eres <eres@il.ibm.com>
4511 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
4514 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
4515 Ayal Zaks <zaks@il.ibm.com>
4516 Revital Eres <eres@il.ibm.com>
4518 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
4519 compute_split_row): New functions.
4520 (ps_unschedule_node): Remove.
4521 (normalize_sched_times): Iterate over the already scheduled
4522 insns instead of the number of nodes.
4523 (MAX_SPLIT_NUM): New definition.
4524 (sms_schedule_by_order): Change the scheduling heuristic to
4525 avoid useless increases of initiation interval ii.
4526 (get_sched_window): Add dump printouts.
4528 2007-09-02 David Daney <ddaney@avtrex.com>
4530 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
4531 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
4532 (optab, insn): Add more attributes.
4533 (fetchop_bit): New code macro.
4534 (immediate_insn): New code macro attribute.
4535 (sync): Change condition to ISA_HAS_SYNC.
4536 (rdhwr): Change predicate for operand 0 to register_operand.
4537 (memory_barrier): New expand.
4538 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4539 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4540 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4541 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4542 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
4543 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
4544 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4545 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4546 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
4548 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4549 Hans-Peter Nilsson <hp@axis.com>
4551 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
4552 Defined to describe availability and behavior of CLZ.
4553 * config/cris/cris.md (clzsi2): Implement using lz instruction.
4554 * config/cris/cris.opt: Tweak comment for "-metrax4".
4555 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
4556 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
4557 (count_leading_zeros): Define.
4559 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4561 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
4563 2007-09-02 Joseph Myers <joseph@codesourcery.com>
4566 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
4569 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4571 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
4572 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
4573 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
4574 sched-deps.c, sched-int.h, system.h, target.h,
4575 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
4576 tree.def: Fix comment typos.
4578 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4580 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
4581 (override_options): Turn on -mstrict-align on non-ColdFire
4583 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
4585 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4587 * c-common.c (const_strip_array_types): Delete.
4588 * c-common.h (const_strip_array_types): Likewise.
4589 * emit-rtl.c (const_next_insn, const_previous_insn,
4590 const_next_nonnote_insn, const_prev_nonnote_insn,
4591 const_next_real_insn, const_prev_real_insn,
4592 const_next_active_insn, const_prev_active_insn, const_next_label,
4593 const_prev_label): Delete.
4594 * gimple-low.c (block_may_fallthru): Use expr_last.
4595 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
4596 * rtl.h (const_previous_insn, const_next_insn,
4597 const_prev_nonnote_insn, const_next_nonnote_insn,
4598 const_prev_real_insn, const_next_real_insn,
4599 const_prev_active_insn, const_next_active_insn, const_prev_label,
4600 const_next_label): Delete.
4601 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
4602 * system.h (CONST_CAST): Update comment.
4603 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
4604 (const_first_stmt, const_last_stmt): Delete.
4605 (tree_block_ends_with_condjump_p): Use last_stmt.
4606 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
4607 * tree-iterator.c (const_expr_first, const_expr_last,
4608 const_expr_only): Delete.
4609 * tree.c (const_lookup_attribute): Likewise.
4610 (attribute_list_contained): Use lookup_attribute.
4611 * tree.h (const_lookup_attribute, const_expr_first,
4612 const_expr_last, const_expr_only): Delete.
4614 2007-09-01 Richard Guenther <rguenther@suse.de>
4616 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
4617 instead of TREE_THIS_VOLATILE.
4618 * tree-ssa-operands.c (add_virtual_operand): Do not set
4619 has_volatile_ops. Do not check s_ann for NULL.
4620 (get_indirect_ref_operands): Likewise.
4621 (get_expr_operands): Likewise. For all reference trees
4622 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
4623 check base of reference for TREE_THIS_VOLATILE.
4625 2007-09-01 Richard Guenther <rguenther@suse.de>
4627 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
4628 between integral types. Also allow conversions between
4631 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4633 * optabs.c (prepare_float_lib_cmp): Use
4634 libgcc_cmp_return_mode instead of word_mode.
4635 * config/dfp-bit.h: Likewise.
4636 * config/fp-bit.h: Likewise.
4637 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
4639 (spu_libgcc_shift_count_mode): New function.
4640 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
4641 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
4643 2007-08-31 Joseph Myers <joseph@codesourcery.com>
4645 * tree-pretty-print.c: Include output.h.
4646 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
4647 HOST_WIDE_INT_PRINT_DEC.
4648 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
4650 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
4652 PR rtl-optimization/33224
4653 * loop-iv.c (latch_dominating_def): Check that the definition belongs
4654 to the analysed region.
4656 2007-08-31 Richard Guenther <rguenther@suse.de>
4658 * function.c (allocate_struct_function): Do not set
4659 current_function_returns_pointer.
4660 * function.h (struct var_refs_queue): Remove.
4661 (struct simple_obstack_stack): Likewise.
4662 (struct function): Remove fixup_var_refs_queue member.
4663 Remove returns_pointer flag.
4664 (current_function_returns_pointer): Remove define.
4666 2007-08-31 Nick Clifton <nickc@redhat.com>
4668 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
4669 secondary keys in order to obtain a stable sort.
4671 2007-08-31 Nick Clifton <nickc@redhat.com>
4674 * config/m32r/constraints.md: Add W constraint for integer zero.
4675 * config/m32r/m32r.md (get_pc): Use W and i constraints.
4676 Fix length calculation by using alternatives.
4678 2007-08-31 Richard Sandiford <richard@codesourcery.com>
4680 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
4681 split out from expand_binop.
4682 (avoid_expensive_constant): New function.
4683 (expand_binop_directly): Remove commutative_op argument and
4684 (expand_binop_directly): Remove commutative_op argument and
4685 call cummutative_optab_p instead. Do not change op0 or op1
4686 when swapping xop0 and xop1. Apply avoid_expensive_constant
4687 to each argument after potential swapping. Enforce the
4688 canonical order of commutative operands.
4689 (expand_binop): Use shift_optab_p and commutative_optab_p.
4690 Update the calls to expand_binop_directly. Only force constants
4691 into registers when widening an operation. Only swap operands
4692 once a direct expansion has been rejected.
4693 (expand_twoval_binop): Only force constants into registers when
4694 using a direct expansion.
4696 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
4698 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
4699 (sched_analyze_insn): Don't postprocess speculative dependencies when
4700 target has no scheduling.
4701 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
4702 'uninitialized' warning.
4704 2007-08-31 Richard Guenther <rguenther@suse.de>
4706 * tree.c (build_complex_type): Always set TYPE_NAME for
4709 2007-08-31 Olivier Hainque <hainque@adacore.com>
4711 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
4712 internal macro. Default alignment factor for csect directives, chosen
4713 to match what BIGGEST_ALIGNMENT allows.
4714 (DATA_SECTION_ASM_OP): Use it.
4715 * config/rs6000/rs6000.c
4716 (rs6000_xcoff_output_readonly_section_asm_op):
4717 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
4718 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
4720 2007-08-31 Olivier Hainque <hainque@adacore.com>
4722 * dbxout.c (dbxout_block): Move declaration within the first
4723 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
4724 block to include the definition, together with the associated
4727 2007-08-31 David Edelsohn <edelsohn@gnu.org>
4728 Revital Eres <eres@il.ibm.com>
4730 * doc/invoke.texi (-mpaired): Document flag.
4731 * config.gcc: Include paired.h in powerpc extra_headers and
4732 750cl.h in powerpc-*-linux*paired*.
4733 * config/rs6000/rs6000.opt (-mpaired): New flag.
4734 * config/rs6000/rs6000.c (paired_init_builtins,
4735 paired_expand_builtin, paired_expand_lv_builtin,
4736 paired_expand_stv_builtin, paired_expand_predicate_builtin):
4737 New functions to support the paired single builtin functions.
4738 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
4739 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
4741 (bdesc_paired_preds): New structure for paired predicate
4743 (rs6000_expand_builtin): Expand paired single builtins.
4744 (rs6000_init_builtins): Init paired single builtins.
4745 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
4746 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
4747 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
4748 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
4749 (rs6000_vector_mode_supported_p): Support paired vector mode.
4750 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
4751 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
4753 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
4754 (DATA_ALIGNMENT): Likewise.
4755 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
4756 (rs6000_builtins): Add PAIRED builtins.
4757 * config/rs6000/rs6000.md: Include paired.md.
4758 * config/rs6000/paired.h: New.
4759 * config/rs6000/paired.md: New.
4760 * config/rs6000/750cl.h: New.
4761 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
4763 2007-08-30 Ollie Wild <aaw@google.com>
4765 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
4766 * gcc.c (default_compilers): Add -fno-directives-only to
4767 @assembler-with-cpp.
4769 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
4773 * regclass.c (initial_fixed_regs): Revert previous change and make
4775 (initial_call_used_regs): Likewise.
4776 (initial_call_really_used_regs): Delete, reverting previous addition.
4777 (initial_reg_names): Likewise.
4778 (init_reg_sets): Revert previous change.
4779 (saved_fixed_regs): New.
4780 (saved_call_used_regs): New.
4781 (saved_call_really_used_regs): New.
4782 (saved_reg_names): New.
4783 (save_register_info): New.
4784 (restore_register_info): New.
4785 (init_reg_sets_1): Replace reset of register info with call to
4786 restore_register_info.
4787 * rtl.h (save_register_info): Declare.
4788 * toplev.c (backend_init): Call save_register_info.
4790 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4792 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
4793 from the original statement.
4795 2007-08-30 Chao-ying Fu <fu@mips.com>
4797 * c-lex.c (interpret_fixed): Declare.
4798 (interpret_float): Process _Fract and _Accum.
4799 (interpret_fixed): New function.
4800 * final.c (output_addr_const): Process CONST_FIXED.
4801 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
4802 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
4804 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
4806 (simplify_immed_subreg): Support CONST_FIXED.
4807 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
4808 (simplify_subreg): Support CONST_FIXED.
4810 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4812 * config/rs6000/ppu_intrinsics.h: New file.
4813 * config.gcc (powerpc*-*-* <extra_headers>): Install
4816 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4818 * cfg.c (dump_flow_info): Change to also print entry and exit
4820 * print-rtl.c (print_rtl_single): Allow to print rtl with
4823 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4825 * df-core.h (df_dump_region): New function.
4826 * df.h (df_dump_region): New function.
4827 * loop-invariant.c (find_defs): Add call to df_dump_region.
4828 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
4831 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4834 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
4835 true if any of the compare_section_name calls returned true,
4836 rather than if any returned false.
4838 2007-08-30 Richard Guenther <rguenther@suse.de>
4840 PR tree-optimization/33199
4841 * tree-ssa-structalias.c (handle_lhs_call): New function.
4842 (find_func_aliases): In non-IPA mode make sure that for
4843 calls that return a pointer we add a constraint for the
4844 result to point to anything.
4846 2007-08-30 Richard Guenther <rguenther@suse.de>
4848 * doc/invoke.texi (-mveclibabi): Document new target option.
4849 * config/i386/i386.opt (-mveclibabi): New target option.
4850 * config/i386/i386.c (ix86_veclib_handler): Handler for
4851 vectorization library support.
4852 (override_options): Handle the -mveclibabi option, initialize
4853 the vectorization library handler.
4854 (ix86_builtin_vectorized_function): As fallback call the
4855 vectorization library handler, if set.
4856 (ix86_veclibabi_acml): New static function for ACML ABI style
4857 vectorization support.
4859 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4861 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
4862 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
4863 SImode and update m. Don't run gen_lowpart_common on arbitrary
4864 memory address, force it to register first.
4867 * dce.c (dce_process_block): Don't delete setters of
4868 artificially used registers.
4870 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4872 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
4873 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
4874 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
4876 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4878 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
4880 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
4881 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
4883 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4885 * system.h: Activate -Wcast-qual as warning-only.
4887 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
4890 * config/rs6000/rs6000.c (compare_section_name): New function.
4891 (rs6000_elf_in_small_data_p): Compare section prefixes instead
4894 2007-08-29 Olivier Hainque <hainque@adacore.com>
4896 * xcoffout.c: #include debug.h.
4897 * Makefile.in (xcoffout.o): Add debug.h dependency.
4899 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
4901 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4902 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
4904 2007-08-29 Richard Guenther <rguenther@suse.de>
4906 * tree-pretty-print.c (dump_generic_node): Print
4907 label DECL_UID as D.%u.
4908 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
4910 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4912 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
4913 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
4915 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
4918 * tree.c (build_type_attribute_qual_variant): Set canonical types
4919 on the final, unqualified attribute variant before building the
4922 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4924 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
4925 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
4927 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4930 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4931 * config/bfin/bfin.md (composev2hi): Put operands into vector
4934 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4936 * config/bfin/bfin.md (composev2hi): Put operands into vector
4939 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4941 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
4942 attribute when appropriate.
4943 (bfin_handle_l1_text_attribute): New.
4944 (bfin_handle_l1_data_attribute): New.
4945 (bfin_attribute_table): Add attributes: l1_text, l1_data,
4946 l1_data_A and l1_data_B.
4947 * doc/extend.texi (node Function Attributes): Document l1_text
4949 (Variable Attributes): Add Blackfin subsection. Document l1_data,
4950 l1_data_A and l1_data_B variable attributes.
4952 2007-08-28 Jie Zhang <jie.zhang@analog.com>
4954 * config/bfin/bfin.opt (minline-plt): Add.
4955 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
4956 call to global functions.
4957 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4958 (Blackfin Options): Document -minline-plt.
4960 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4962 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4963 given a non-function.
4964 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4966 2007-08-28 DJ Delorie <dj@redhat.com>
4968 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4970 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4972 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4974 2007-08-28 Richard Guenther <rguenther@suse.de>
4976 * tree.h (struct tree_function_decl): Increase size of
4977 function_code bitfield.
4979 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4980 Kazu Hirata <kazu@codesourcery.com>
4982 * gcc/config/m68k/linux.h
4983 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4984 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4985 (m68k_return_in_memory): New.
4986 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4989 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4992 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4993 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4994 operand) when top VEC_SELECT extracts scalar element.
4995 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4996 (*vec_extract_v4sf_mem): Ditto.
4998 2007-08-28 Jakub Jelinek <jakub@redhat.com>
5001 * passes.c (init_optimization_passes): Move pass_df_finish
5002 after pass_postreload sublist.
5004 PR rtl-optimization/33148
5005 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
5006 (neg (lt X 0)) if X has scalar int mode.
5009 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
5010 initializer, use build_vector_from_ctor if possible to create
5011 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
5012 even after this, return NULL.
5014 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
5016 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
5018 2007-08-28 Richard Guenther <rguenther@suse.de>
5020 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
5021 (struct tree_function_decl): Make function_code a bitfield.
5022 Add disregard_inline_limits flag.
5023 * cgraphunit.c (cgraph_process_new_functions): Check
5024 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
5025 (cgraph_preserve_function_body_p): Likewise.
5026 * ipa-inline.c (compute_inline_parameters): Likewise.
5027 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
5028 for GNU C extern inline functions.
5029 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
5030 * tree-inline.c (disregard_inline_limits_p): Remove.
5031 * tree-inline.h (disregard_inline_limits_p): Likewise.
5032 * c-common.c (handle_always_inline_attribute): Set
5033 DECL_DISREGARD_INLINE_LIMITS.
5034 * langhooks.c (add_builtin_function): Verify the function code
5035 fits in the bitfield.
5037 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
5038 Vladimir Yanovsky <yanov@il.ibm.com>
5039 Revital Eres <eres@il.ibm.com>
5040 Andrey Belevantsev <abel@ispras.ru>
5042 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
5044 * modulo-sched.c: Add documentation regarding do-loop.
5045 (doloop_register_get): Change number of arguments to support
5046 the new do-loop pattern and check whether COUNT_REG has no other
5047 occurences in the loop besides in the control part.
5048 (duplicate_insns_of_cycles): Do not duplicate the insn which
5049 changes count_reg as it is already adjusted.
5050 (generate_prolog_epilog): New argument to support the new
5051 do-loop pattern. Change the subtract instruction to use
5052 expand_simple_binop. Call duplicate_insns_of_cycles with new
5054 (sms_schedule): Call doloop_register_get and
5055 generate_prolog_epilog with new argument. Do not handle loops
5056 with single sets insns with subreg in their lhs.
5057 * loop-doloop.c (doloop_optimize): Support for another do-loop
5059 (doloop_condition_get): Gets an instruction instead of a pattern
5060 and change the return condition when the do-loop pattern is
5062 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
5063 deps when considering to not create edges.
5065 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
5067 * doc/extend.texi (gnu_inline funtion attribute): Document C++
5070 2007-08-27 Jason Merrill <jason@redhat.com>
5073 * gimplify.c (gimplify_modify_expr): Discard the assignment of
5074 zero-sized types after calling gimplify_modify_expr_rhs.
5076 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
5078 * regclass.c (init_reg_autoinc): Fix typo.
5080 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
5082 Fix PR tree-optimization/33173
5083 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
5085 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
5088 * config/i386/i386.h (VALID_DFP_MODE_P): New.
5089 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
5092 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
5093 David Ung <davidu@mips.com>
5094 Nigel Stephens <nigel@mips.com>
5096 Separate target-specific initialization from general
5097 back-end initialization.
5099 * toplev.c (init_alignments): New, split out from...
5100 (process_options): ...here.
5101 (backend_init_target): New, split out from...
5102 (backend_init): ...here.
5103 (lang_dependent_init_target): New, split out from...
5104 (lang_dependent_init): ...here.
5105 (target_reinit): New.
5106 * toplev.h (target_reinit): Declare.
5107 * expr.c (init_expr_target): Renamed from init_expr_once, since it
5108 now can be called more than once. Update comments.
5109 * expr.h (init_expr_target): Likewise.
5110 * alias.c (init_alias_target): Renamed from init_alias_once, since it
5111 now can be called more than once. Explicitly zero
5112 static_reg_base_value.
5113 * emit-rtl.c (init_emit_regs): New, split out from...
5114 (init_emit_once): Here.
5115 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
5116 non-const, so that changes from command-line arguments can overwrite
5117 values provided by the static initializers.
5118 (initial_call_really_used_regs): New, used similarly to the above.
5119 (initial_reg_names): Likewise.
5120 (last_mode_for_init_move_cost): Promoted function-local static to
5121 file-scope static to make it accessible outside init_move_cost.
5122 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
5123 Do not initialize inv_reg_alloc_order yet, either. Do initialize
5124 reg_names since it is needed for parsing command-line options.
5125 (init_move_cost): Use last_mode_for_init_move_cost instead of
5126 function-local static.
5127 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
5128 call_really_used_regs now. Reinitialize reg_names. Also
5129 initialize inv_reg_alloc_order. Zero reg_class_subunion and
5130 reg_class_superunion. Clear losing_caller_save_reg_set.
5131 Preserve global registers if called more than once. Reset
5132 move cost, may_move_in_cost, may_move_out_cost, and
5133 last_mode_for_init_move_cost.
5134 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
5135 can now be invoked more than once. Update comments.
5136 (init_regs): Update comments.
5137 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
5138 and initial_call_really_used_regs, instead of the non-initial
5139 variables. This allows us to save the command-line register settings
5140 after target reinitialization.
5141 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
5142 * rtl.h (init_emit_regs): Declare.
5143 (init_reg_modes_target, init_alias_target): Renamed as described
5145 * reload1.c (init_reload): Update comments.
5146 * optabs.c (init_optabs): Likewise.
5147 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
5149 2007-08-26 Chao-ying Fu <fu@mips.com>
5151 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
5154 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5156 * alias.c (memory_modified_1, memory_modified_in_insn_p):
5158 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
5160 * bb-reorder.c (copy_bb_p): Likewise.
5161 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
5162 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
5163 block_ends_with_condjump_p): Likewise.
5164 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
5165 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
5166 block_ends_with_condjump_p): Likewise.
5167 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
5168 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
5169 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
5170 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
5171 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
5172 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
5173 debug_true_const_tree instad of debug_true_tree.
5174 * debug.c (do_nothing_debug_hooks): Likewise.
5175 * debug.h (ignore_block, debug_true_const_tree): Constify.
5176 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
5177 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
5178 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
5179 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
5180 dbx_reg_number, is_based_loc, field_type,
5181 simple_type_align_in_bits, simple_decl_align_in_bits,
5182 simple_type_size_in_bits, field_byte_offset, insert_float,
5183 type_tag, member_declared_type, is_redundant_typedef,
5184 secname_for_decl, is_inlined_entry_point): Likewise.
5185 * emit-rtl.c (const_next_insn, const_previous_insn,
5186 const_next_nonnote_insn, const_prev_nonnote_insn,
5187 const_next_real_insn, const_prev_real_insn,
5188 const_next_active_insn, const_prev_active_insn, const_next_label,
5189 const_prev_label): Likewise.
5190 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
5192 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
5193 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
5194 sched_insn_is_legitimate_for_speculation_p): Likewise.
5195 * jump.c (reversed_comparison_code_parts,
5196 reversed_comparison_code, reversed_comparison, condjump_label):
5198 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
5199 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
5201 * rtl.h (const_previous_insn, const_next_insn,
5202 const_prev_nonnote_insn, const_next_nonnote_insn,
5203 const_prev_real_insn, const_next_real_insn,
5204 const_prev_active_insn, const_next_active_insn, const_prev_label,
5205 const_next_label, modified_between_p, modified_in_p,
5206 const_note_storeskeep_with_call_p, condjump_label,
5207 reversed_comparison, reversed_comparison_code,
5208 reversed_comparison_code_parts, memory_modified_in_insn_p,
5209 stack_regs_mentioned): Likewise.
5210 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
5211 keep_with_call_p): Likewise.
5212 * sched-deps.c (deps_may_trap_p, sched_get_condition,
5213 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
5214 sd_lists_size, sd_lists_empty_p): Likewise.
5215 * sched-int.h (sched_insns_conditions_mutex_p,
5216 haifa_classify_insn, no_real_insns_p,
5217 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
5218 sd_lists_size, sd_lists_empty_p): Likewise.
5219 * sdbout.c (sdb_debug_hooks): Likewise.
5220 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
5221 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
5222 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
5224 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
5225 tree_can_throw_internal): Likewise.
5226 * tree-flow-inline.h (phi_nodes): Likewise.
5227 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
5228 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
5229 * tree-gimple.c (const_get_call_expr_in): Likewise.
5230 * tree-gimple.h (const_get_call_expr_in): Likewise.
5231 * tree.c (const_lookup_attribute, attribute_list_equal,
5232 attribute_list_contained): Likewise.
5233 * tree.h (attribute_list_equal, attribute_list_contained,
5234 const_lookup_attribute): Likewise.
5235 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
5237 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
5239 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
5240 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
5242 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
5245 * config/alpha/constraints.md: Delete "svn:mime-type" property
5246 with svn propdel "svn:mime-type".
5248 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
5251 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
5252 non NOTE insn doesn't cross basic block.
5253 (noce_try_abs): Likewise.
5254 (noce_process_if_block): Likewise.
5256 2007-08-26 David Edelsohn <edelsohn@gnu.org>
5259 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
5260 operand without auto-inc-dec.
5261 * config/rs6000/rs6000.md (floatsidf2_internal): Use
5262 offsettable_mem_operand.
5263 (floatunssidf2_internal): Same.
5264 (fix_truncdfsi2_internal): Same.
5265 (floatsidf_ppc64): Same.
5266 (floatunssidf_ppc64): Same.
5267 (fix_trunctfsi2_internal): Same.
5269 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
5272 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
5273 pass defines needed for version.c.
5275 2007-08-25 Joseph Myers <joseph@codesourcery.com>
5277 * configure.ac (--debug-prefix-map check): Change assembler
5278 version presumed to have feature to 2.18.
5279 * configure: Regenerate.
5281 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5283 * c-common.c (vector_types_convertible_p,
5284 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
5285 self_promoting_args_p): Constify.
5286 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
5287 c_promoting_integer_type_p, self_promoting_args_p,
5288 anon_aggr_type_p, vector_types_convertible_p): Likewise.
5289 * c-decl.c (anon_aggr_type_p): Likewise.
5290 * * c-dump.c (dump_stmt): Likewise.
5291 * c-objc-common.c (has_c_linkage): Likewise.
5292 * c-tree.h (same_translation_unit_p): Likewise.
5293 * c-typeck.c (null_pointer_constant_p,
5294 tagged_types_tu_compatible_p, function_types_compatible_p,
5295 type_lists_compatible_p, lvalue_or_else, lvalue_p,
5296 comptypes_internal, struct tagged_tu_seen_cache,
5297 same_translation_unit_p, alloc_tagged_tu_seen_cache,
5298 c_size_in_bytes): Likewise.
5299 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
5300 hash_ptr, eq_ptr): Likewise.
5301 * langhooks-def.h (lhd_decl_ok_for_sibcall,
5302 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
5303 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
5304 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
5306 * optabs.c (optab_for_tree_code): Likewise.
5307 * optabs.h (optab_for_tree_code): Likewise.
5308 * rtl.h (simplify_rtx): Likewise.
5309 * simplify-rtx.c (simplify_rtx): Likewise.
5310 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
5311 dump_flag, dump_node): Likewise.
5312 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
5313 queue_and_dump_type, dump_flag): Likewise.
5314 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
5315 * tree-pass.h (dump_node): Likewise.
5316 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
5317 supportable_narrowing_operation): Likewise.
5318 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
5319 supportable_narrowing_operation): Likewise.
5320 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
5321 is_negative_overflow_infinity, is_positive_overflow_infinity,
5322 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
5323 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
5324 update_value_range, add_equivalence, ssa_name_nonnegative_p,
5325 ssa_name_nonzero_p, fp_predicate): Likewise.
5326 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
5327 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
5328 ssa_name_nonnegative_p): Likewise.
5330 2007-08-25 Hans Kester <hans.kester@ellips.nl>
5332 * config.gcc : Add x86_64-elf target.
5334 2007-08-25 Jakub Jelinek <jakub@redhat.com>
5336 * expr.c (store_expr): Fix order of store_by_pieces arguments.
5338 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
5339 Nigel Stephens <nigel@mips.com>
5343 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
5344 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
5345 * expr.c (SET_BY_PIECES_P): Define.
5346 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
5347 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
5348 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
5350 * expr.h (SET_RATIO): Define.
5351 (can_store_by_pieces, store_by_pieces): Update prototypes.
5352 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
5353 can_store_by_pieces/store_by_pieces.
5354 (expand_builtin_memcpy_args): Likewise.
5355 (expand_builtin_strncpy): Likewise.
5356 (expand_builtin_memset_args): Likewise. Also remove special case
5357 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
5358 decide what to do instead.
5359 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
5360 to can_store_by_pieces.
5362 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
5363 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
5365 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
5366 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
5367 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
5368 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
5369 (STORE_BY_PIECES_P): Define.
5371 2007-08-24 Tom Tromey <tromey@redhat.com>
5373 * varpool.c (varpool_last_needed_node): Fix comment typo.
5374 * c-decl.c (duplicate_decls): Fix comment typo.
5375 (clone_underlying_type): Update comment.
5377 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5379 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
5380 alpha_in_small_data_p, alpha_split_complex_arg,
5381 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5383 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
5384 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
5386 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
5387 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5388 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
5389 * config/darwin.c (darwin_binds_local_p): Likewise.
5390 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
5392 * config/i386/i386-protos.h (i386_pe_binds_local_p,
5393 i386_pe_valid_dllimport_attribute_p): Likewise.
5394 * config/i386/i386.c (ix86_function_regparm,
5395 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
5396 x86_can_output_mi_thunk, ix86_mangle_type,
5397 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
5398 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
5399 i386_pe_binds_local_p): Likewise.
5400 * config/ia64/ia64.c
5401 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
5402 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
5403 ia64_invalid_conversion, ia64_invalid_unary_op,
5404 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5406 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
5407 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
5408 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5409 * config/mips/mips.c (mips_use_blocks_for_constant_p,
5410 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
5411 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5412 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
5413 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
5414 * config/pa/pa.c (pa_commutative_p): Likewise.
5415 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
5417 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
5418 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
5419 rs6000_use_blocks_for_constant_p,
5420 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
5421 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5422 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
5423 * config/s390/s390.c (s390_mangle_type,
5424 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
5426 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5427 th_in_small_data_p): Likewise.
5428 * config/sh/sh.c (sh_ms_bitfield_layout_p,
5429 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5431 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
5432 sparc_mangle_type): Likewise.
5433 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
5434 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
5435 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
5437 * hooks.c (hook_bool_mode_const_rtx_false,
5438 hook_bool_mode_const_rtx_true,
5439 hook_bool_const_tree_hwi_hwi_const_tree_false,
5440 hook_bool_const_tree_hwi_hwi_const_tree_true,
5441 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5442 hook_constcharptr_const_tree_null,
5443 hook_constcharptr_const_rtx_null,
5444 hook_constcharptr_const_tree_const_tree_null,
5445 hook_constcharptr_int_const_tree_null,
5446 hook_constcharptr_int_const_tree_const_tree_null): New.
5447 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5448 hook_bool_tree_hwi_hwi_tree_false,
5449 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5450 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5451 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5452 hook_constcharptr_int_tree_null,
5453 hook_constcharptr_int_tree_tree_null): Delete.
5454 (default_can_output_mi_thunk_no_vcall): Constify.
5455 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5456 hook_bool_tree_hwi_hwi_tree_false,
5457 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5458 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5459 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5460 hook_constcharptr_int_tree_null,
5461 hook_constcharptr_int_tree_tree_null): Delete.
5462 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
5463 hook_bool_const_tree_hwi_hwi_const_tree_false,
5464 hook_bool_const_tree_hwi_hwi_const_tree_true,
5465 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5466 hook_constcharptr_const_tree_null,
5467 hook_constcharptr_const_rtx_null,
5468 hook_constcharptr_const_tree_const_tree_null,
5469 hook_constcharptr_int_const_tree_null,
5470 hook_constcharptr_int_const_tree_const_tree_null): New.
5471 (default_can_output_mi_thunk_no_vcall): Constify.
5472 * integrate.c (function_attribute_inlinable_p): Likewise.
5473 * integrate.h (function_attribute_inlinable_p): Likewise.
5474 * jump.c (rtx_renumbered_equal_p): Likewise.
5475 * output.h (decl_readonly_section, categorize_decl_for_section,
5476 default_use_anchors_for_symbol_p, default_binds_local_p,
5477 default_binds_local_p_1): Likewise.
5478 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
5480 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5481 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
5482 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
5483 TARGET_COMP_TYPE_ATTRIBUTES,
5484 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
5485 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
5486 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
5487 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
5488 TARGET_DWARF_CALLING_CONVENTION): Likewise.
5489 * target.h (can_output_mi_thunk, needs_block_p,
5490 first_cycle_multipass_dfa_lookahead_guard_spec,
5491 vector_alignment_reachable, comp_type_attributes,
5492 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
5493 commutative_p, use_blocks_for_constant_p,
5494 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
5495 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
5496 invalid_within_doloop, valid_dllimport_attribute_p,
5497 split_complex_arg, invalid_arg_for_unprototyped_fn,
5498 invalid_conversion, invalid_unary_op, invalid_binary_op):
5500 * targhooks.c (default_invalid_within_doloop,
5501 hook_invalid_arg_for_unprototyped_fn,
5502 default_builtin_vector_alignment_reachable): Likewise.
5503 (hook_bool_rtx_commutative_p): Delete.
5504 (hook_bool_const_rtx_commutative_p): New.
5505 * targhooks.h (default_invalid_within_doloop,
5506 default_builtin_vector_alignment_reachable,
5507 hook_invalid_arg_for_unprototyped_fn): Constify.
5508 (hook_bool_rtx_commutative_p): Delete.
5509 (hook_bool_const_rtx_commutative_p): New.
5510 * varasm.c (bss_initializer_p, decl_default_tls_model,
5511 categorize_decl_for_section, decl_readonly_section,
5512 default_use_anchors_for_symbol_p, default_binds_local_p,
5513 default_binds_local_p_1): Constify.
5515 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5517 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5518 __NO_BUILTIN if -fno-builtin.
5520 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5522 * config/bfin/bfin.c (print_operand): Report error instead of
5523 ICE for wrong operand.
5525 2007-08-24 Michael Matz <matz@suse.de>
5527 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
5529 2007-08-24 Richard Guenther <rguenther@suse.de>
5532 * tree-ssa.c (useless_type_conversion_p): Split into a
5533 recursive and a non-recursive part.
5534 (useless_type_conversion_p_1): New function.
5535 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
5536 from maybe_fold_offset_to_reference is trivially convertible
5537 to the desired type before doing the simplification.
5539 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5541 * expr.c (store_expr): Optimize initialization of an array
5543 * expr.h (builtin_strncpy_read_str): New prototype.
5544 * builtins.c (builtin_strncpy_read_str): Remove prototype.
5547 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
5550 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
5551 field when initializing if_info structure.
5553 2007-08-24 Richard Guenther <rguenther@suse.de>
5555 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
5557 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
5558 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
5559 * tree-inline.c (inlinable_function_p): Fold in common parts of
5560 the cannot_inline_tree_fn langhook.
5561 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
5562 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
5563 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5564 cannot_inline_tree_fn langhook.
5565 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5566 cannot_inline_tree_fn member.
5568 2007-08-24 Richard Guenther <rguenther@suse.de>
5570 * expr.c (get_inner_reference): Do computation of bitoffset
5571 from offset in a way we can detect overflow reliably.
5573 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5575 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
5577 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5579 * config/bfin/bfin.opt (mfast-fp): Add.
5580 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
5581 libbffastfp override libgcc if -mfast-fp.
5582 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
5583 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
5584 (Blackfin Options): Document -mfast-fp.
5586 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5588 PR tree-optimization/32573
5590 * tree-data-ref.c (initialize_data_dependence_relation): Clear
5591 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
5592 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
5593 (build_classic_dist_vector): Return false rather than true if
5594 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
5595 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
5596 returned false. Don't call save_dist_v before calling
5597 build_classic_dist_vector_1.
5598 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
5599 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
5600 DDR_DIR_VECTS vectors.
5602 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
5604 * configure.ac (leb128): Modify sed statement to work with any
5605 binutils version string.
5606 * configure: Regenerate
5608 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5610 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
5611 Wrap in RTX_CODE macro guard.
5612 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
5613 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
5614 arm_mark_dllimport, arm_pe_encode_section_info,
5615 arm_pe_unique_section): Use ISO-C function declarations.
5616 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
5617 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
5618 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
5620 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
5621 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
5623 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
5625 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
5626 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
5627 (register_move_cost): Use ISO-C function declarations.
5628 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
5629 * config/score/score-protos.h (score_declare_object): Add
5631 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
5633 * final.c (profile_function): Avoid empty if-bodies.
5636 * calls.c (must_pass_in_stack_var_size,
5637 must_pass_in_stack_var_size_or_pad): Constify.
5638 * config/alpha/alpha-protos.h (function_value): Likewise.
5639 * config/alpha/alpha.c (alpha_return_in_memory,
5640 alpha_pass_by_reference, function_value,
5641 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
5642 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5644 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
5645 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5646 TARGET_PROMOTE_PROTOTYPES): Likewise.
5647 * config/arm/arm-protos.h (arm_return_in_memory,
5648 arm_pad_arg_upward, arm_function_value): Likewise.
5649 * config/arm/arm.c (arm_pass_by_reference,
5650 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
5651 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5652 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
5654 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5655 * config/avr/avr-protos.h (avr_function_value): Likewise.
5656 * config/avr/avr.c (avr_return_in_memory,
5657 gas_output_limited_string, gas_output_ascii, avr_function_value,
5658 avr_return_in_memory): Likewise.
5659 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
5660 * config/bfin/bfin.c (bfin_pass_by_reference,
5661 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
5662 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
5664 * config/cris/cris.c (cris_pass_by_reference,
5665 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
5666 * config/crx/crx.c (crx_return_in_memory): Likewise.
5667 * config/darwin.c (function_base, machopic_function_base_name):
5669 * config/fr30/fr30.c (fr30_must_pass_in_stack,
5670 TARGET_PROMOTE_PROTOTYPES): Likewise.
5671 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
5672 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
5673 * config/i386/i386-protos.h (ix86_return_in_memory,
5674 ix86_sol10_return_in_memory): Likewise.
5675 * config/i386/i386.c (ix86_function_value,
5676 ix86_function_sseregparm, ix86_must_pass_in_stack,
5677 type_natural_mode, classify_argument, examine_argument,
5678 construct_container, ix86_pass_by_reference, function_value_32,
5679 function_value_64, ix86_function_value_1, return_in_memory_32,
5680 return_in_memory_64, return_in_memory_ms_64,
5681 ix86_return_in_memory, ix86_sol10_return_in_memory,
5682 TARGET_PROMOTE_PROTOTYPES): Likewise.
5683 * config/ia64/ia64-protos.h (ia64_function_value,
5684 ia64_hpux_function_arg_padding): Likewise.
5685 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
5686 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
5687 ia64_hpux_function_arg_padding): Likewise.
5688 * config/iq2000/iq2000-protos.h (function_arg,
5689 iq2000_function_value): Likewise.
5690 * config/iq2000/iq2000.c (iq2000_return_in_memory,
5691 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
5692 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5693 function_arg, iq2000_function_value): Likewise.
5694 * config/m32c/m32c-protos.h (m32c_function_value,
5695 m32c_promote_function_return): Likewise.
5696 * config/m32c/m32c.c (m32c_pass_by_reference,
5697 m32c_promote_prototypes, m32c_promote_function_return,
5698 m32c_function_value): Likewise.
5699 * config/m32r/m32r.c (m32r_return_in_memory,
5700 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5701 m32r_in_small_data_p): Likewise.
5702 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
5704 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
5705 m68hc11_function_arg_padding): Likewise.
5706 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
5707 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
5708 m68k_function_value): Likewise.
5709 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
5710 mcore_function_value): Likewise.
5711 * config/mcore/mcore.c (handle_structs_in_regs,
5712 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5713 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5714 mcore_num_arg_regs, mcore_function_value): Likewise.
5715 * config/mips/mips-protos.h (mips_pad_arg_upward,
5716 mips_function_value): Likewise.
5717 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
5718 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
5719 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5720 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
5721 mips_function_value): Likewise.
5722 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
5724 * config/mmix/mmix.c (mmix_pass_by_reference,
5725 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
5726 mmix_encode_section_info): Likewise.
5727 * config/mn10300/mn10300-protos.h (mn10300_function_value):
5729 * config/mn10300/mn10300.c (mn10300_return_in_memory,
5730 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5731 mn10300_function_value): Likewise.
5732 * config/mt/mt-protos.h (mt_function_value): Likewise.
5733 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
5734 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
5735 * config/pa/pa-protos.h (function_arg_padding, function_value,
5736 pa_return_in_memory): Likewise.
5737 * config/pa/pa.c (pa_pass_by_reference,
5738 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5739 function_arg_padding, function_value, pa_return_in_memory):
5741 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
5742 * config/rs6000/rs6000-protos.h (rs6000_function_value,
5743 function_arg_padding): Likewise.
5744 * config/rs6000/rs6000.c (rs6000_return_in_memory,
5745 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
5746 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
5747 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5748 function_arg_padding, altivec_expand_dst_builtin,
5749 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
5750 altivec_init_builtins, rs6000_common_init_builtins,
5751 rs6000_function_value): Likewise.
5752 * s390/s390-protos.h (s390_function_value): Likewise.
5753 * config/s390/s390.c (s390_function_arg_size,
5754 s390_pass_by_reference, s390_return_in_memory,
5755 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5756 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
5757 * config/score/score-protos.h (score_function_value): Likewise.
5758 * config/score/score.c (score_arg_partial_bytes,
5759 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5760 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
5761 score_pass_by_reference, score_add_offset, score_function_value):
5763 * config/sh/sh-protos.h (sh_attr_renesas_p,
5764 sh_promote_prototypes): Likewise.
5765 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
5766 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
5767 sh_attr_renesas_p): Likewise.
5768 * config/sparc/sparc-protos.h (function_value,
5769 function_arg_padding): Likewise.
5770 * config/sparc/sparc.c (sparc_promote_prototypes,
5771 sparc_return_in_memory, sparc_pass_by_reference,
5772 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5773 function_arg_record_value_2, function_arg_record_value_1,
5774 function_arg_record_value, function_arg_record_value,
5775 function_arg_padding, function_value): Likewise.
5776 * config/spu/spu-protos.h (spu_function_value): Likewise.
5777 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
5778 spu_function_value): Likewise.
5779 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
5781 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
5782 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5783 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5785 * config/v850/v850.c (v850_return_in_memory,
5786 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
5787 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
5788 * config/xtensa/xtensa.c (xtensa_return_in_msb,
5789 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5790 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5792 * explow.c (promote_mode, hard_function_value): Likewise.
5793 * expr.h (hard_function_value, promote_mode): Likewise.
5794 * function.c (aggregate_value_p): Likewise.
5795 * hooks.c (hook_bool_const_tree_true): New.
5796 * hooks.h (hook_bool_const_tree_true): New.
5797 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
5798 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5799 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5800 TARGET_RETURN_IN_MSB): Likewise.
5801 * target.h (promote_function_args, promote_function_return,
5802 promote_prototypes, return_in_memory, return_in_msb,
5803 pass_by_reference, must_pass_in_stack, callee_copies,
5804 function_value): Likewise.
5805 * targhooks.c (default_return_in_memory,
5806 hook_pass_by_reference_must_pass_in_stack,
5807 hook_callee_copies_named,
5808 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5809 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5810 default_function_value): Likewise.
5811 * targhooks.h (default_return_in_memory,
5812 hook_pass_by_reference_must_pass_in_stack,
5813 hook_callee_copies_named,
5814 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5815 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5816 default_function_value): Likewise.
5817 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
5818 (equiv_class_label_hash, equiv_class_label_eq): Constify.
5819 * tree-vectorizer.c (bb_in_loop_p): Likewise.
5820 * tree.c (needs_to_live_in_memory): Likewise.
5821 * tree.h (struct tree_type, needs_to_live_in_memory,
5822 aggregate_value_p, must_pass_in_stack_var_size,
5823 must_pass_in_stack_var_size_or_pad): Likewise.
5824 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
5825 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
5826 lookup_filename): Likewise.
5828 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5831 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
5832 fake fcomi i387 instruction for !TARGET_CMOVE.
5833 (ix86_expand_branch): Expand natural sequence with one jump for
5834 all targets, not only TARGET_CMOVE.
5835 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
5836 pattern to implement fake fcomi sequence. Split instruction after
5837 reload to correct compare sequences.
5838 (*cmpfp_xf_cc): Ditto.
5839 (*cmpfp_<mode>_cc): Ditto.
5840 (*cmpfp_u_cc): Ditto.
5841 (*cmpfp_<mode>_cc): Ditto.
5843 2007-08-23 Richard Guenther <rguenther@suse.de>
5845 * tree-pretty-print.c (dump_generic_node): Annotate
5846 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
5848 2007-08-23 Richard Guenther <rguenther@suse.de>
5850 * builtins.c (expand_builtin_mathfn): Wrap argument in
5851 save_expr directly instead of re-building the call.
5852 (expand_builtin_mathfn_2): Likewise.
5853 (expand_builtin_mathfn_3): Likewise.
5854 (expand_builtin_interclass_mathfn): Likewise.
5855 (expand_builtin_int_roundingfn): Set arg.
5856 (expand_builtin_int_roundingfn_2): Likewise.
5858 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
5860 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
5861 *sse_nand<mode>3, *sse_xor<mode>3): New.
5863 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5865 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
5866 * config/i386/i386.c (print_operand): Handle ';' code. Output
5867 semicolon for TARGET_MACHO.
5868 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
5869 emit semicolon after 'lock' prefix.
5870 (sync_double_compare_and_swap<mode>): Ditto.
5871 (*sync_double_compare_and_swapdi_pic): Ditto.
5872 (*sync_compare_and_swap_cc<mode>): Ditto.
5873 (sync_double_compare_and_swap_cc<mode>): Ditto.
5874 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5875 (sync_old_add<mode>): Ditto.
5876 (sync_add<mode>): Ditto.
5877 (sync_sub<mode>): Ditto.
5878 (sync_ior<mode>): Ditto.
5879 (sync_and<mode>): Ditto.
5880 (sync_xor<mode>): Ditto.
5882 2007-08-22 Chao-ying Fu <fu@mips.com>
5884 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
5886 (copy_rtx): Handle CONST_FIXED.
5887 (rtx_equal_p): Likewise.
5888 * rtl.h (fixed_value.h): New include.
5889 (rtx_def): Add a new field of fixed_value to u.
5890 (XCNMPFV): Define for accessing fixed_value.
5891 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
5893 * rtl.def (CONST_FIXED): New constant.
5894 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
5895 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
5896 US_ASHIFT): New codes.
5897 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
5898 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
5899 unsigned_fract_convert, unsigned_sat_fract): Document them.
5900 * varasm.c (assemble_integer): Extend to support fixed-point constants
5901 by using different machine classes.
5902 (decode_addr_const): Handle FIXED_CST.
5903 (const_hash_1): Likewise.
5904 (compare_constant): Likewise.
5905 (copy_constant): Likewise.
5906 (const_rtx_hash_1): Handle CONST_FIXED.
5907 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5908 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5910 (initializer_constant_valid_p): Handle FIXED_CST.
5911 (output_constant): Support FIXED_POINT_TYPE.
5912 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
5913 * cse.c (hash_rtx): Support CONST_FIXED.
5914 (exp_equiv_p): Likewise.
5915 (cannon_reg): Likewise.
5916 (fold_rtx): Likewise.
5917 (equiv_constant): Likewise.
5918 (cse_process_notes_1): Likewise.
5919 (count_reg_usage): Likewise.
5920 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
5921 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
5922 (wrap_constant): Check CONST_FIXED.
5923 (cselib_hash_rtx): Support CONST_FIXED.
5924 (cselib_subst_to_values): Likewise.
5925 * df-scan.c (df_uses_record): Likewise.
5926 * gcse.c (want_to_gcse_p): Likewise.
5927 (oprs_unchanged_p): Likewise.
5928 (oprs_not_set_p): Likewise.
5929 (compute_transp): Likewise.
5930 (extract_mentioned_regs_helper): Likewise.
5931 * genemit.c (gen_exp): Likewise.
5932 * local-alloc.c (equiv_init_varies_p): Likewise.
5933 (contains_replace_regs): Likewise.
5934 (memref_referenced_p): Likewise.
5935 * loop-invariant.c (check_maybe_invariant): Likewise.
5936 (hash_invariant_expr_1): Likewise.
5937 (invariant_expr_equal_p): Likewise.
5938 * postreload-gcse.c (oprs_unchanged_p): Likewise.
5939 * regclass.c (reg_scan_mark_refs): Likewise.
5940 * regrename.c (scan_rtx): Likewise.
5941 * resource.c (mark_referenced_resources): Likewise.
5942 (mark_set_resources): Likewise.
5943 * rtlanal.c (rtx_unstable_p): Likewise.
5944 (rtx_varies_p): Likewise.
5945 (count_occurrences): Likewise.
5946 (reg_mentioned_p): Likewise.
5947 (modified_between_p): Likewise.
5948 (modified_in_p): Likewise.
5949 (volatile_insn_p): Likewise.
5950 (volatile_refs_p): Likewise.
5951 (side_effects_p): Likewise.
5952 (may_trap_p_1): Likewise.
5953 (inequality_comparisons_p): Likewise.
5954 (computed_jump_p_1): Likewise.
5955 (commutative_operand_precedence): Likewise.
5956 * sched-deps.c (sched_analyze_2): Likewise.
5957 * sched-vis.c (print_value): Likewise.
5958 * reload.c (operands_match_p): Likewise.
5959 (subst_reg_equivs): Likewise.
5960 * reload1.c (eliminate_regs_1): Likewise.
5961 (elimination_effects): Likewise.
5962 (scan_paradoxical_subregs): Likewise.
5963 * alias.c (rtx_equal_for_memref_p): Likewise.
5964 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5965 * emit-rtl.c (const_fixed_htab): New hash table.
5966 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5968 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5969 const_fixed_from_fixed_value): New functions.
5970 (verify_rtx_sharing): Handle CONST_FIXED.
5971 (copy_rtx_if_shared_1): Likewise.
5972 (reset_used_flags): Likewise.
5973 (set_used_flags): Likewise.
5974 (copy_insn_1): Likewise.
5975 (init_emit_once): Create const_fixed_htab.
5976 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5978 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5980 PR tree-optimization/32949
5981 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5982 before failing for ivs with non-constant step.
5984 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5986 * doc/md.texi (Iterators): Renamed from Macros. All contents
5987 changed to reflect rename of respectively define_code_macro and
5988 define_mode_macro to define_code_iterator and define_mode_iterator.
5989 (Mode Iterators, Code Iterators): Similar.
5990 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5991 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5992 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5993 (initialize_iterators, find_iterator, check_code_iterator)
5994 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5995 (read_mapping, read_rtx_1): Similar.
5996 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5997 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5998 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5999 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
6000 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
6001 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
6002 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
6003 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
6004 config/rs6000/sync.md, config/rs6000/rs6000.md,
6005 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
6006 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
6007 config/vax/vax.md, config/bfin/bfin.md: Similar.
6009 2007-08-22 David Daney <ddaney@avtrex.com>
6011 * doc/install.texi (Testing): Mention testing on a simulator.
6013 2007-08-22 Janis Johnson <janis187@us.ibm.com>
6015 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
6017 * doc/libgcc.texi (Decimal float library routines): Fix formatting
6018 and rearrange floating point conversion functions into different
6021 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6023 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
6024 dfa_post_advance_cycle): New scheduler hooks.
6025 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
6026 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
6028 (TARGET_SCHED): Use them.
6029 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
6030 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
6031 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
6033 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
6034 function to facilitate debugging.
6035 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
6036 (output_insn_has_dfa_reservation_p): New static function to output
6037 insn_has_dfa_reservation_p ().
6038 (write_automata): Use it.
6039 * genattr.c (main): Output declaration for
6040 insn_has_dfa_reservation_p ().
6042 2007-08-22 Christian Bruel <christian.bruel@st.com>
6043 Richard Guenther <rguenther@suse.de>
6045 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
6046 * simplify_rtx (simplify_binary_operation_1): Likewise.
6048 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
6050 PR rtl-optimization/32557
6051 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
6052 of REGNO (mws->mw_reg).
6054 2007-08-22 Richard Guenther <rguenther@suse.de>
6057 * builtins.c (expand_builtin_int_roundingfn): Replace call
6058 argument wrapped with SAVE_EXPR directly.
6059 (expand_builtin_int_roundingfn_2): Likewise.
6061 2007-08-22 Richard Guenther <rguenther@suse.de>
6063 * tree-inline.c (inlinable_function_p): Restore disregarding
6064 inline limits for GNU extern inline functions.
6066 2007-08-22 Richard Guenther <rguenther@suse.de>
6069 * tree.c (host_integerp): Treat sizetype as signed as it is
6072 2007-08-21 Ian Lance Taylor <iant@google.com>
6074 PR tree-optimization/33134
6075 * tree-vrp.c (adjust_range_with_scev): Call
6076 set_value_range_to_value.
6078 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
6080 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
6083 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
6085 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
6088 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
6090 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
6091 cases to set eight bytes at a time.
6092 (expand_block_move): Likewise.
6094 2007-08-21 Jakub Jelinek <jakub@redhat.com>
6097 * dwarf2out.c (gen_decl_die): Don't call
6098 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
6100 2007-08-21 Paul Brook <paul@codesourcery.com>
6101 Nathan Sidwell <nathan@codesourcery.com>
6102 Mark Mitchell <mark@codesourcery.com>
6103 Joseph Myers <joseph@codesourcery.com>
6105 * configure.ac: Add --with-pkgversion and --with-bugurl.
6106 * configure: Regenerate.
6107 * doc/install.texi: Document them.
6108 * version.c (version_string): Remove VERSUFFIX.
6109 (VERSUFFIX): Remove.
6110 (pkgversion_string): New.
6111 (bug_report_url): Do not hard-code initializer.
6112 * version.h (pkgversion_string): Declare.
6113 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
6115 (version.o): Define PKGVERSION and BUGURL.
6116 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
6117 (%.pod): Define BUGURL.
6118 * gcc.c (process_command, main): Use pkgversion_string.
6119 * toplev.c (compile_file, print_version): Likewise.
6120 * protoize.c (main): Likewise.
6121 * gcov.c (print_version): Likewise. Update copyright date.
6122 * gcov-dump.c (print_version): Likewise. Update copyright date.
6123 * mips-tdump.c (main): Likewise. Update copyright date.
6124 * mips-tfile.c (main): Likewise. Update copyright date.
6125 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
6126 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
6127 shorten description.
6128 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
6129 * doc/gccint.texi: Likewise.
6130 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
6131 Update copyright date.
6133 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
6135 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
6136 (ix86_expand_strlensi_unroll_1): Ditto.
6137 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
6138 (ix86_expand_carry_flag_compare): Update comment.
6140 2007-08-21 Jakub Jelinek <jakub@redhat.com>
6143 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
6144 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
6146 2007-08-21 Richard Guenther <rguenther@suse.de>
6148 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
6150 2007-08-21 Richard Guenther <rguenther@suse.de>
6153 * fold-const.c (fold_binary): Remove index +p PTR folding.
6154 Fix types of POINTER_PLUS_EXPR generated by folding of
6157 2007-08-20 Chao-ying Fu <fu@mips.com>
6159 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
6160 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
6161 RID_ONEWAY, so that it can be checked in declspecs_add_type.
6162 (c_common_fixed_point_type_for_size): Declare.
6163 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
6164 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
6165 (c_token_starts_declspecs): Likewise.
6166 (c_parser_declspecs): Likewise.
6167 (c_parser_attributes): Likewise.
6168 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
6169 (c_declspecs): Add saturating_p.
6170 * c-decl.c (build_null_declspecs): Initialize saturating_p.
6171 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
6172 _Sat. Handle RID_SAT.
6173 Avoid using void, bool, char, int, float, double, _Decimal32,
6174 _Decimal64, _Decimal128, and complex with _Sat.
6175 Handle RID_FRACT and RID_ACCUM.
6176 Make sure _Sat is used with _Fract or _Accum.
6177 (finish_declspecs): Handle cts_fract and cts_accum.
6178 * c-common.c (fixed-value.h): New include.
6179 (constant_expression_warning): Handle FIXED_CST.
6180 (overflow_warning): Likewise.
6181 (warnings_for_convert_and_check): Likewise.
6182 (c_common_fixed_point_type_for_size): New.
6183 (c_common_type_for_mode): Handle fixed-point modes to
6184 return various saturating/non-saturating, signed/unsigned types.
6185 (c_common_signed_or_unsigned_type): Support fixed-point types.
6186 (shorten_compare): Check fixed-point zero.
6187 Handle FIXED_POINT_TYPE.
6188 (c_common_truthvalue_conversion): Handle FIXED_CST.
6189 Handle FIXED_POINT_TYPE.
6190 (c_common_nodes_and_builtins): Record builtin types for fixed-point
6192 (handle_mode_attribute): Handle fixed-point modes. Need to check
6193 if the signness of base type and fixed-point modes are consistent.
6194 (handle_vector_size_attribute): Handle fixed-point modes.
6195 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
6196 (warn_for_div_by_zero): Check fixed-point zero.
6197 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
6198 a common fixed-point type based on fbit, ibit, sign, and saturation.
6199 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
6200 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
6201 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
6202 (convert_for_assignment): Support FIXED_POINT_TYPE.
6203 (digest_init): Handle FIXED_POINT_TYPE.
6204 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
6205 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
6206 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
6207 GE_EXPR, LT_EXPR, GT_EXPR.
6208 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
6209 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
6210 * target.h (gcc_target): Add fixed_point_supported_p.
6211 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
6212 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
6213 (default_fixed_point_supported_p): Define.
6214 * targhooks.h (default_fixed_point_supported_p): Declare.
6215 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
6216 * doc/install.texi (Configuration): Add --enable-fixed-point.
6217 * configure.ac (--enable-fixed-point): New to enable fixed-point
6218 arithmetic extension to C. For mips targets, we enable it by default.
6219 * configure, config.in: Regenerate.
6221 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
6223 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
6225 2007-08-20 David Edelsohn <edelsohn@gnu.org>
6227 * dwarf2out.c (text_section_used): Move declaration outside ifdef
6228 DWARF2_DEBUGGING_INFO.
6229 (cold_text_section_used): Same.
6230 (cold_text_section): Same.
6232 2007-08-20 Richard Guenther <rguenther@suse.de>
6234 * c-typeck.c (convert_for_assignment): Use the type of
6235 the member for the initialization.
6237 2007-08-20 Richard Guenther <rguenther@suse.de>
6239 * c-objc-common.c (c_disregard_inline_limits): Remove.
6240 * c-objc-common.h (c_disregard_inline_limits): Likewise.
6241 * cgraphunit.c (cgraph_process_new_functions): Call
6242 disregard_inline_limits_p.
6243 (cgraph_preserve_function_body_p): Likewise.
6244 * ipa-inline.c (compute_inline_parameters): Likewise.
6245 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
6247 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
6248 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6249 disregard_inline_limits langhook.
6250 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
6252 * langhooks.h (lang_hooks_for_tree_inlining): Remove
6253 disregard_inline_limits langhook.
6254 * tree-inline.c (disregard_inline_limits_p): New function.
6255 * tree-inline.h (disregard_inline_limits_p): Declare.
6257 2007-08-20 Richard Guenther <rguenther@suse.de>
6259 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
6260 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
6261 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6262 auto_var_in_fn_p langhook.
6263 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
6265 * tree.c (auto_var_in_fn_p): ... here.
6266 (find_var_from_fn): Call auto_var_in_fn_p directly.
6267 * langhooks.h (lang_hooks_for_tree_inlining): Remove
6268 auto_var_in_fn_p langhook.
6269 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
6270 (copy_body_r): Likewise.
6271 (self_inlining_addr_expr): Likewise.
6272 * tree.h (auto_var_in_fn_p): Declare.
6274 2007-08-20 Richard Guenther <rguenther@suse.de>
6276 * tree.c (WALK_SUBTREE): Call walk_tree_1.
6277 (walk_type_fields): Take lh parameter.
6278 (walk_tree): Rename to ...
6279 (walk_tree_1): ... this. Do not call the walk_subtrees
6280 langhook but the now passed callback. Pass lh on recursion.
6281 (walk_tree_without_duplicates): Rename to ...
6282 (walk_tree_without_duplicates_1): ... this. Take lh parameter
6283 and call walk_tree_1.
6284 * tree.h (walk_tree_lh): New typedef.
6285 (walk_tree_1): Declare.
6286 (walk_tree_without_duplicates_1): Likewise.
6287 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
6288 (walk_tree_without_duplicates): New define to
6289 walk_tree_without_duplicates_1 with NULL lh parameter.
6290 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
6291 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
6293 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
6294 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
6295 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
6298 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6301 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
6302 code in front of the compacting of basic blocks.
6303 Move the folding of statements inbetween the cgraph checking
6304 and compacting of basic blocks.
6306 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6307 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6310 * config/alpha/alpha.c (va_list_skip_additions): Check for
6311 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
6312 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
6313 PLUS_EXPR when checking ap.__base.
6314 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
6315 when doing addition on pointer types. Use size_int instead of
6317 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
6318 ptr_type in the second operand.
6320 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6323 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
6325 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6328 * cfgexpand.c (expand_one_register_var): Mark pointer
6329 DECL_ARTIFICIAL as REG_POINTER also.
6330 * stmt.c (expand_decl): Likewise.
6332 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
6339 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
6340 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
6341 on_worklist argument and avoid adding things to worklist multiple
6343 (add_to_worklist): Ditto.
6344 (mark_aliases_call_clobbered): Mark entire structure clobbered if
6345 single SFT is clobbered.
6346 (set_initial_properties): Ditto.
6347 (compute_call_clobbered): Update for changes to function
6349 (create_overlap_variables_for): Always create SFT for offset 0.
6350 (create_structure_vars): Handle PHI's, since we are in SSA form at
6352 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
6353 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
6355 (add_vars_for_offset): Figure out aliases from access + points-to.
6356 (add_virtual_operand): Use add_vars-for_offset.
6357 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
6358 (add_call_clobber_ops): Remove makes_clobbering_call set.
6359 (get_expr_operands): Always pass through the INDIRECT_REF
6361 * tree-ssa-structalias.c (struct constraint_graph): Remove
6363 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
6364 address_taken, pt_used, number_incoming.
6365 (FIRST_ADDR_NODE): Removed.
6366 (merge_graph_nodes): Remove broken code for the moment.
6367 (init_graph): New function.
6368 (build_pred_graph): Remove code to init_graph.
6369 Add location equivalence support.
6370 (struct scc_info): Rename roots to deleted.
6372 (init_scc_info): Ditto
6373 (init_topo_info): Use graph->size.
6374 (compute_topo_order): Ditto.
6375 (do_da_constraint): Removed.
6376 (do_sd_constraint): Remove calls to find().
6377 set_union_with_increment should always get 0 as last arg here.
6378 (do_complex_constraint): Replace do_da_constraint with assert.
6380 (struct equiv_class_label): New.
6381 (pointer_equiv_class_table): Ditto.
6382 (location_equiv_class_table): Ditto.
6383 (equiv_class_label_hash): Ditto.
6384 (equiv_class_label_eq): Ditto
6385 (equiv_class_lookup): Ditto.
6386 (equiv_class_ladd): Ditto.
6387 (pointer_equiv_class): Ditto.
6388 (location_equiv_class): Ditto.
6389 (condense_visit): Rename and rewrite from label_visit to do only
6390 SCC related stuff for HU.
6391 (label_visit): Do HU work for HU.
6392 (perform_var_substitution): Update to do HU and location
6394 (free_var_substitution_info): Update to free HU and location
6395 equivalence structures. */
6396 (find_equivalent_node): Update for pointer but not location
6398 (unite_pointer_equivalences): New function.
6399 (move_complex_constraints): Rewrite to only do moving.
6400 (rewrite_constraints): Split out of move_complex_constraints.
6401 (solve_graph): Use graph->size.
6402 (process_constraint_1): Add from_call argument, use it.
6403 Split *a = &b into two constraints.
6404 (process_constraint): Use new process_constraint_1.
6405 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
6406 (get_constraint_for): Handle non-pointer integers properly.
6407 Remove code that used to handle structures.
6408 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
6409 with unknown addends.
6410 (handle_rhs_call): New function.
6411 (find_func_aliases): Use handle_rhs_call.
6412 (set_uids_in_ptset): Add an assert.
6413 (set_used_smts): Fix bug in not considering unified vars.
6414 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
6415 (compute_points_to_sets): Update for other function changes.
6416 (delete_points_to_sets): Ditto.
6417 (ipa_pta_execute): Ditto.
6418 (pass_ipa_pta): We need to update SSA after ipa_pta.
6420 2007-08-19 Jan Hubicka <jh@suse.cz>
6422 * i386.md: Replace "rim" and "mri" constraints by "g".
6424 2007-08-19 Joseph Myers <joseph@codesourcery.com>
6426 * dwarf2out.c (text_section_used, cold_text_section_used,
6427 cold_text_section, dwarf2out_note_section_used): New.
6428 (dwarf2out_init): Initialize cold_text_section.
6429 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
6430 dwarf2out_note_section_used.
6431 (size_of_aranges): Only count entry for text section if it was
6432 used. Count entry for cold text section if it was used.
6433 (output_aranges): Only output entries for text section and cold
6434 text section if they were used.
6436 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6438 * tree-pretty-print.c (debug_generic_expr): Add a comment about
6440 (debug_generic_stmt): Likewise.
6441 (debug_tree_chain): Likewise.
6443 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6445 * tree-data-refs.c (split_constant_offset): Expose.
6446 * tree-data-refs.h (split_constant_offset): Add declaration.
6448 * tree-vectorizer.h (dr_alignment_support): Renamed
6449 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
6450 Added a new value dr_explicit_realign.
6451 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
6452 dr_offset, dr_step, and dr_aligned_to, along with new access
6453 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
6454 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
6455 STMT_VINFO_DR_ALIGNED_TO.
6457 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
6459 In case of outer-loop vectorization with non-fixed misalignment - use
6460 the dr_explicit_realign scheme instead of the optimized realignment
6462 (new_stmt_vec_info): Initialize new fields.
6464 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
6465 'nested_in_vect_loop' case. Change verbosity level.
6466 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
6467 Don't fail on zero step in the outer-loop for loads.
6468 (vect_analyze_data_refs): Call split_constant_offset to calculate
6469 base, offset and init relative to the outer-loop.
6471 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
6472 BSI function argument with a new function argument - at_loop.
6473 Simplify the condition that determines STEP. Takes additional argument
6474 INV_P. Support outer-loop vectorization (handle the
6475 nested_in_vect_loop case), including zero step in the outer-loop. Call
6476 vect_create_addr_base_for_vector_ref with additional argument.
6477 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
6478 Updated function documentation. Handle the 'nested_in_vect_loop' case.
6479 Fixed and simplified calculation of step.
6480 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
6481 of bsi, and with additional argument. Call bump_vector_ptr with
6482 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
6483 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
6484 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
6485 when the realignment setup needs to take place inside the loop.
6486 Support the dr_explicit_realign scheme. Allow generating the optimized
6487 realignment scheme for outer-loop vectorization. Added documentation.
6488 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
6489 the 'nested_in_vect_loop' case, including loads that are invariant in
6490 the outer-loop and the realignment schemes. Handle the case when the
6491 realignment setup needs to take place inside the loop. Call
6492 vect_setup_realignment with additional arguments. Call
6493 vect_create_data_ref_ptr with additional argument and with loop instead
6494 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
6495 (vect_gen_niters_for_prolog_loop): Call
6496 vect_create_addr_base_for_vector_ref with additional arguments.
6497 (vect_create_cond_for_align_checks): Likewise.
6498 (bump_vector_ptr): Updated to support the new dr_explicit_realign
6499 scheme: takes additional argument bump; argument ptr_incr is now
6500 optional; updated documentation.
6501 (vect_init_vector): Takes additional argument (bsi). Use it, if
6502 available, to insert the vector initialization.
6503 (get_initial_def_for_induction): Pass additional argument in call to
6505 (vect_get_vec_def_for_operand): Likewise.
6506 (vect_setup_realignment): Likewise.
6507 (vectorizable_load): Likewise.
6509 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6511 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
6512 as argument instead of struct loop.
6513 (nested_in_vect_loop_p): New function.
6514 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
6516 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
6517 from other phis in the loop.
6518 (destroy_loop_vec_info): Add additional argument to declaration.
6520 * tree-vectorizer.c (supportable_widening_operation): Also check if
6521 nested_in_vect_loop_p (don't allow changing the order in this case).
6522 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
6523 of struct loop. Call nested_in_vect_loop_p and don't require
6524 flag_unsafe_math_optimizations if it returns true.
6525 (new_stmt_vec_info): When setting def_type for phis differentiate
6526 loop-header phis from other phis.
6527 (bb_in_loop_p): New function.
6528 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
6529 just update their loop_vinfo. Order of BB traversal now matters -
6530 call dfs_enumerate_from with bb_in_loop_p.
6531 (destroy_loop_vec_info): Takes additional argument to control whether
6532 stmt_vinfo of the loop stmts should be destroyed as well.
6533 (vect_is_simple_reduction): Allow the "non-reduction" use of a
6534 reduction stmt to be defines by a non loop-header phi.
6535 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
6537 * tree-vect-transform.c (vectorizable_reduction): Call
6538 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
6539 (vectorizable_call): Likewise.
6540 (vectorizable_conversion): Likewise.
6541 (vectorizable_operation): Likewise.
6542 (vectorizable_type_promotion): Likewise.
6543 (vectorizable_type_demotion): Likewise.
6544 (vectorizable_store): Likewise.
6545 (vectorizable_live_operation): Likewise.
6546 (vectorizable_reduction): Likewise. Also pass loop_info to
6547 vect_is_simple_reduction instead of loop.
6548 (vect_init_vector): Call nested_in_vect_loop_p.
6549 (get_initial_def_for_reduction): Likewise.
6550 (vect_create_epilog_for_reduction): Likewise.
6551 (vect_init_vector): Check which loop to work with, in case there's an
6553 (get_initial_def_for_inducion): Extend to handle outer-loop
6554 vectorization. Fix indentation.
6555 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
6556 In the case vect_induction_def get the vector def from the induction
6557 phi node, instead of calling get_initial_def_for_inducion.
6558 (get_initial_def_for_reduction): Extend to handle outer-loop
6560 (vect_create_epilog_for_reduction): Extend to handle outer-loop
6562 (vect_transform_loop): Change assert to just skip this case. Add a
6564 (vect_finish_stmt_generation): Add a couple asserts.
6566 (vect_estimate_min_profitable_iters): Multiply
6567 cost of inner-loop stmts (in outer-loop vectorization) by estimated
6569 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
6570 this is an inner-loop reduction in outer-loop vectorization.
6572 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
6573 Same code as what used to be vect_analyze_scalar_cycles, only with
6574 additional argument loop, and loop_info passed to
6575 vect_is_simple_reduction instead of loop.
6576 (vect_analyze_scalar_cycles): Code factored out into
6577 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
6578 Updated documentation.
6579 (analyze_operations): Check for inner-loop loop-closed exit-phis during
6580 outer-loop vectorization that are live or not used in the outerloop,
6581 cause this requires special handling.
6582 (vect_enhance_data_refs_alignment): Don't consider versioning for
6584 (vect_analyze_data_refs): Check that there are no datarefs in the
6586 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
6587 and vect_used_in_outer_by_reduction cases.
6588 (process_use): Also consider the case of outer-loop stmt defining an
6589 inner-loop stmt and vice versa.
6590 (vect_analyze_loop_1): New function.
6591 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
6592 loops. Call vect_analyze_loop_1.
6593 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
6594 been vectorized. Call destroy_loop_vec_info with additional argument.
6596 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
6597 in the inner-loop when doing outer-loop vectorization. Add
6598 documentation and printout.
6599 (vect_recog_dot_prod_pattern): Likewise. Also add check for
6600 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
6602 2007-08-18 Andrew Pinski <pinskia@gmail.com>
6604 * tree-affine.h (print_aff): New prototype.
6605 (debug_aff): Likewise.
6606 * tree-affine.c (print_aff): New function.
6607 (debug_aff): Likewise.
6609 2007-08-18 Paul Brook <paul@codesourcery.com>
6610 Joseph Myers <joseph@codesourcery.com>
6612 * common.opt (-fdebug-prefix-map=): New option.
6613 * opts.c: Include debug.h.
6614 (common_handle_option): Handle -fdebug-prefix-map.
6615 * final.c: Include ggc.h.
6616 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
6617 remap_debug_filename): New.
6618 * Makefile.in (final.o, opts.o): Update dependencies.
6619 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
6620 * configure.ac: Check for assembler --debug-prefix-map support.
6621 * configure, config.in: Regenerate.
6622 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
6623 (ASM_DEBUG_SPEC): Include ASM_MAP.
6624 * doc/install.texi (--with-debug-prefix-map): Document.
6625 * doc/invoke.texi (-fdebug-prefix-map): Document.
6626 * dbxout.c (dbxout_init, dbxout_start_source_file,
6627 dbxout_source_file): Call remap_debug_filename.
6628 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
6629 dwarf2out_start_source_file, dwarf2out_finish): Call
6630 remap_debug_filename.
6631 (file_table_relative_p): Do not check d->emitted_number.
6632 * toplev.c (output_file_directive): Call remap_debug_filename.
6633 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
6634 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
6636 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6638 * loop-invariant.c (find_invariants_to_move): Add missing macro
6641 2007-08-17 Tom Tromey <tromey@redhat.com>
6643 * tree.h (struct tree_label_decl): Removed old "java" fields.
6645 2007-08-17 Richard Sandiford <richard@codesourcery.com>
6646 Nigel Stephens <nigel@mips.com>
6648 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
6649 Treat -mno-data-in-code and -mcode-xonly as aliases for
6650 -mcode-readable=no and -mcode-readable=pcrel respectively.
6651 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
6652 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
6653 (MULTILIB_DIRNAMES): Update accordingly.
6655 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
6657 * Makefile.in (version.o): Depend on $(REVISION) only if
6658 REVISION_s is defined.
6660 2007-08-17 Sa Liu <saliu@de.ibm.com>
6661 Ulrich Weigand <uweigand@de.ibm.com>
6664 * tree.c (reconstruct_complex_type): For a pointer to a vector,
6665 use build_qualified_type to retain qualifiers of the base type.
6667 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
6669 * config/score/score.md : Update pattern tablejump.
6670 * config/score/score.c : Update score_initialize_trampoline
6672 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
6673 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
6674 * doc/contrib.texi: Add my entry.
6676 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
6678 * Makefile.in (REVISION): New.
6681 (version.o): Also depend on $(REVISION). Add
6682 -DREVISION=$(REVISION_s).
6684 * version.c (version_string): Add REVISION.
6686 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
6688 * tree-eh.c (lower_try_finally_onedest): Reset the locus
6689 of GOTO that's relocated to a different block.
6691 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6693 * c-common.c (const_strip_array_types): New.
6694 * c-common.h (lang_missing_noreturn_ok_p): Delete.
6695 (const_strip_array_types): New.
6696 * c-objc-common.c (c_disregard_inline_limits,
6697 c_warn_unused_global_decl): Constify.
6698 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
6699 c_vla_type_p, c_incomplete_type_error): Likewise.
6700 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
6701 * hooks.c (hook_bool_const_tree_false): New.
6702 * hooks.h (hook_bool_const_tree_false): Likewise.
6703 * langhooks-def.h (lhd_warn_unused_global_decl,
6704 lhd_incomplete_type_error, lhd_expr_size,
6705 lhd_tree_inlining_disregard_inline_limits,
6706 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6707 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
6708 * langhooks.c (lhd_warn_unused_global_decl,
6709 lhd_incomplete_type_error,
6710 lhd_tree_inlining_disregard_inline_limits,
6711 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6712 lhd_expr_size): Likewise.
6713 * langhooks.h (lang_hooks_for_tree_inlining,
6714 lang_hooks_for_tree_dump, lang_hooks_for_types,
6715 lang_hooks_for_decls, lang_hooks): Likewise.
6716 * pointer-set.c (pointer_set_t, pointer_set_create,
6717 pointer_set_contains, insert_aux, pointer_set_insert,
6718 pointer_set_traverse, pointer_map_t, pointer_map_create,
6719 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
6721 * pointer-set.h (pointer_set_contains, pointer_set_insert,
6722 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
6723 pointer_map_traverse): Likewise.
6724 * predict.c (assert_is_empty): Likewise.
6725 * tree-affine.c (free_name_expansion): Likewise.
6726 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
6727 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
6728 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
6730 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
6732 * tree-vectorizer.c (new_loop_vec_info): Initialize new
6734 (destroy_loop_vec_info): Add call to VEC_free.
6735 * tree-vectorizer.h (may_alias_ddrs): Define.
6736 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
6737 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
6738 Change reporting to dump.
6739 (vect_is_duplicate_ddr): New.
6740 (vect_mark_for_runtime_alias_test): New.
6741 (vect_analyze_data_ref_dependences) Add call to
6742 vect_mark_for_runtime_alias_test.
6743 (vect_enhance_data_refs_alignment): Define local variable
6744 vect_versioning_for_alias_required, don't perform
6745 peeling for alignment if versioning for alias is
6747 (vect_enhance_data_refs_alignment): Use
6748 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
6749 PARAM_VECT_MAX_VERSION_CHECKS.
6750 * tree-vect-transform.c
6751 (vect_create_cond_for_alias_checks): New.
6752 (vect_transform_loop): Add call to
6753 vect_create_cond_for_alias_checks.
6754 (vect_vfa_segment_size): New.
6755 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
6757 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
6758 * gcc/doc/invoke.texi
6759 (vect-max-version-for-alignment-checks): Document.
6760 (vect-max-version-for-alias-checks): Document.
6761 (vect-max-version-checks): Remove.
6763 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
6765 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
6766 the same line as the instruction for all asm dialects.
6767 (*rep_movsi): Ditto.
6768 (*rep_movsi_rex64): Ditto.
6769 (*rep_movqi): Ditto.
6770 (*rep_movqi_rex64): Ditto.
6771 (*rep_stosdi_rex64): Ditto.
6772 (*rep_stossi): Ditto.
6773 (*rep_stossi_rex64): Ditto.
6774 (*rep_stosqi): Ditto.
6775 (*rep_stosqi_rex64): Ditto.
6776 (*cmpstrnqi_nz_1): Ditto.
6777 (*cmpstrnqi_nz_rex_1): Ditto.
6778 (*cmpstrnqi_1): Ditto.
6779 (*cmpstrnqi_rex_1): Ditto.
6780 (*strlenqi_1): Ditto.
6781 (*strlenqi_rex_1): Ditto.
6782 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
6783 prefix on the same line as the instruction for all asm dialects.
6784 (sync_double_compare_and_swap<mode>): Ditto.
6785 (*sync_double_compare_and_swapdi_pic): Ditto.
6786 (*sync_compare_and_swap_cc<mode>): Ditto.
6787 (sync_double_compare_and_swap_cc<mode>): Ditto.
6788 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
6789 (sync_old_add<mode>): Ditto.
6790 (sync_add<mode>): Ditto.
6791 (sync_sub<mode>): Ditto.
6792 (sync_ior<mode>): Ditto.
6793 (sync_and<mode>): Ditto.
6794 (sync_xor<mode>): Ditto.
6796 2007-08-16 Richard Sandiford <richard@codesourcery.com>
6799 * reload.c (find_reloads): Check that the memory returned by
6800 find_reloads_toplev was not the result of forcing a constant
6802 (find_reloads_toplev): Always use simplify_gen_subreg to get
6803 the subreg of a constant. If the result is also a constant,
6804 but not a legitimate one, force it into the constant pool
6805 and reload its address.
6807 2007-08-15 David Edelsohn <edelsohn@gnu.org>
6809 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
6812 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
6814 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
6815 directive for the current vector ABI.
6817 2007-08-15 Steve Ellcey <sje@cup.hp.com>
6820 * caller-save.c (reg_save_code): Set invalide status on restore code.
6822 2007-08-15 Diego Novillo <dnovillo@google.com>
6824 * tree-ssa-alias.c (compute_memory_partitions): Use
6825 alias_bitmap_obstack to allocate bitmaps.
6826 (reset_alias_info): Factor out of init_alias_info.
6827 Mark all name tags not associated to an SSA name for renaming.
6828 (init_alias_info): Call it.
6829 (create_name_tags): Tidy. Add comments.
6830 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
6832 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6834 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
6835 scheduler dependencies.
6837 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
6839 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
6841 (*iorsi_1_zext): Likewise.
6842 (*iorsi_1_zext_imm): Likewise.
6843 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
6844 with "rm"/"xm" constraint.
6845 (sse2_vmsqrtv2df2): Likewise.
6847 2007-08-15 Jakub Jelinek <jakub@redhat.com>
6850 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
6853 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
6855 * tree-pass.h (PROP_pta): Removed.
6856 (TODO_rebuild_alias): New.
6857 (pass_may_alias): Removed.
6858 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
6859 aliasing if we changed something.
6860 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
6862 (pass_may_alias): Removed.
6863 (create_structure_vars): Return TODO_rebuild_alias.
6864 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
6865 * tree-sra.c (tree_sra): Only rebuild aliasing if something
6867 (tree_sra_early): We never affect aliasing right now.
6868 * tree-flow.h (compute_may_aliases): New prototype.
6869 * passes.c: Remove pass_may_alias from the passes.
6870 (execute_function_todo): Support TODO_rebuild_alias.
6872 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
6874 * i386.c: (legitimize_address): Move dllimported variable check
6875 infront of legitimizing pic address of CONST symbols.
6877 2007-08-14 Steve Ellcey <sje@cup.hp.com>
6879 PR tree-optimization/32941
6880 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
6881 (goto_queue_cmp): Remove.
6882 (find_goto_replacement): Change search method.
6883 (maybe_record_in_goto_queue): Add assert.
6884 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
6885 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
6887 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6889 * alias.c (component_uses_parent_alias_set): Constify.
6890 * alias.h (component_uses_parent_alias_set): Likewise.
6891 * cfgrtl.c (print_rtl_with_bb): Likewise.
6892 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
6893 mpz_get_double_int): Likewise.
6894 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
6895 mpz_get_double_int): Likewise.
6896 * expr.c (is_aligning_offset, undefined_operand_subword_p,
6897 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
6899 * expr.h (safe_from_p): Likewise.
6900 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
6902 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
6903 zero_sized_type, goa_lhs_expr_p): Likewise.
6904 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
6905 * rtl.h (print_rtl_with_bb): Likewise.
6906 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
6907 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
6908 * tree-flow-inline.h (bb_stmt_list): Constify.
6909 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
6911 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
6912 const_first_stmt, const_last_stmt): New.
6913 (block_may_fallthru, empty_block_p): Constify.
6914 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
6915 EXPR_ONLY_BODY): New.
6916 (expr_first, expr_last, expr_only): Use macro for body.
6917 (const_expr_first, const_expr_last, const_expr_only): New.
6918 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
6919 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
6920 ctsi_prev, ctsi_stmt): New.
6921 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
6922 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
6923 * tree-ssa-loop-niter.c (loop_only_exit_p,
6924 derive_constant_upper_bound): Likewise.
6925 * tree-ssa-phiopt.c (empty_block_p): Likewise.
6926 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
6927 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
6928 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
6929 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
6930 * tree.c (get_type_static_bounds): Likewise.
6931 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
6932 (get_type_static_bounds): Constify.
6934 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6937 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
6938 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
6939 (*<addsub><mode>3_cc_overflow): New.
6940 (*add<mode>3_cconly_overflow): New.
6941 (*sub<mode>3_cconly_overflow): New.
6942 (*<addsub>si3_zext_cc_overflow): New.
6943 * config/i386/predicates.md (fcmov_comparison_operator): Accept
6944 CCCmode for LTU, GTU, LEU and GEU.
6945 (ix86_comparison_operator): Likewise.
6946 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
6947 * config/i386/i386.c (put_condition_code): Support CCCmode.
6948 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
6949 or MINUS expressions.
6951 2007-08-14 Andrew Pinski <pinskia@gmail.com>
6954 * c-typeck.c (build_binary_op): Disallow vector float types with
6955 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6957 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6959 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6960 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6961 (dep_def): New typedef.
6962 (init_dep_1, sd_debug_dep): Declare functions.
6963 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6964 (debug_dep_links): Remove.
6965 (struct _deps_list): New field 'n_links'.
6966 (DEPS_LIST_N_LINKS): New macro.
6967 (FOR_EACH_DEP_LINK): Remove.
6968 (create_deps_list, free_deps_list, delete_deps_list): Remove
6970 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6971 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6972 (copy_deps_list_change_con, move_dep_link): Ditto.
6973 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6974 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6976 (INSN_BACK_DEPS): Remove.
6977 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6979 (INSN_DEP_COUNT): Remove.
6980 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6981 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6982 Declare global variables.
6983 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6984 (add_forw_dep, compute_forward_dependences): Remove declarations.
6985 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6986 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6987 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6989 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6991 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6992 (sd_list_types_def): New typedef.
6993 (sd_next_list): Declare function.
6994 (struct _sd_iterator): New type.
6995 (sd_iterator_def): New typedef.
6996 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6998 (FOR_EACH_DEP): New cycle wrapper.
6999 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
7001 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
7002 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
7005 * sched-deps.c (init_dep_1): Make global.
7006 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
7008 (dump_dep): New static function.
7009 (dump_dep_flags): New static variable.
7010 (sd_debug_dep): New function.
7011 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
7013 (move_dep_link): Use remove_from_deps_list (), instead of
7015 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
7016 (dep_link_is_detached_p): New static function.
7017 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
7019 (dn_pool, dl_pool): New alloc_pools.
7020 (dn_pool_diff, dl_pool_diff): New static variables.
7021 (create_dep_node, delete_dep_node): New static function.
7022 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
7023 (deps_list_empty_p): Make it static. Use 'n_links' field.
7024 (deps_pools_are_empty_p): New static function.
7025 (alloc_deps_list, delete_deps_list): Remove.
7026 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
7027 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7028 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
7029 (forward_dependency_cache): Remove.
7030 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
7031 'back' from the names. Change signature to use dep_t instead of
7033 (add_back_dep): Ditto. Make global.
7034 (check_dep_status): Rename to check_dep ().
7035 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
7037 (sd_finish_insn): Ditto.
7038 (sd_find_dep_between_no_cache): New static function.
7039 (sd_find_dep_between): New function.
7040 (ask_dependency_caches, set_dependency_caches): New static functions.
7041 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
7042 (add_or_update_dep_1): Separate pieces of functionality into
7043 ask_dependency_caches (), update_dependency_caches (),
7044 change_spec_dep_to_hard (), update_dep ().
7045 (get_back_and_forw_lists): New static function.
7046 (sd_add_dep): Separate setting of dependency caches into
7047 set_dependency_caches ().
7048 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
7050 (sd_delete_dep): Ditto.
7051 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
7052 (dump_lists): New static function.
7053 (sd_debug_lists): New debug function.
7054 (delete_all_dependences, fixup_sched_groups): Update to use
7055 sd_* infrastructure.
7056 (sched_analyze_2): Create data-speculative dependency only if
7057 data-speculation is enabled.
7058 (sched_analyze_insn): If insn cannot be speculative, make all its
7059 dependencies non-speculative.
7060 (sched_analyze): Use sd_init_insn ().
7061 (add_forw_dep, compute_forward_dependencies): Remove.
7062 (delete_dep_nodes_in_back_deps): New static function.
7063 (sched_free_deps): New function.
7064 (init_dependency_caches): Init alloc_pools.
7065 (extend_depedency_caches): Update after removing of
7066 forward_dependency_cache.
7067 (free_dependency_caches): Ditto. Free alloc_pools.
7068 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
7069 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
7071 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7072 (add_dependence): Use init_dep ().
7073 (get_dep_weak_1): New static function.
7074 (get_dep_weak): Move logic to get_dep_weak_1 ().
7075 (dump_ds): New static function moved from haifa-sched.c:
7076 debug_spec_status ().
7077 (debug_ds): New debug function.
7078 (check_dep_status): Rename to check_dep (). Update to check whole
7081 * haifa-sched.c (spec_info): Make global.
7082 (added_recovery_block_p): Rename to
7083 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
7084 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
7085 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
7086 to use new interfaces.
7087 (ok_for_early_queue_removal): Ditto.
7088 (schedule_block): Initialize logical uids of insns emitted by the
7090 (sched_init): Initialize new variable.
7091 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7093 (extend_global): Initialize insn data.
7094 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
7095 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
7097 (add_to_speculative_block): Update to use new interfaces.
7098 (create_recovery_block): Set new variables.
7099 (create_check_block_twin, fix_recovery_deps): Update to use new
7101 (sched_insn_is_legitimate_for_speculation_p): New function.
7102 (speculate_insn): Move checking logic to
7103 sched_insn_is_legitimate_for_speculation_p ().
7104 (sched_remove_insn): Finalize sched-deps information of instruction.
7105 (clear_priorities, add_jump_dependencies): Update to use new
7107 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
7109 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
7110 to use new interfaces.
7111 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
7112 (new_ready): Try to use control speculation only if it is available.
7113 (add_branch_dependences): Update to use new interfaces.
7114 (compute_block_backward_dependences): Rename to
7115 compute_block_dependences (). Call
7116 targetm.sched.dependencies_evaluation_hook ().
7117 (free_block_dependencies): New static function.
7118 (debug_dependencies): Update to use new interfaces.
7119 (schedule_region): Remove separate computation of forward dependencies.
7120 Move call of targetm.sched.dependencies_evaluation_hook () to
7121 compute_block_dependences (). Free dependencies at the end of
7122 scheduling the region.
7124 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
7126 (add_deps_for_risky_insns): Ditto.
7127 (schedule_ebb): Remove separate computation of forward dependencies.
7128 Free dependencies at the end of scheduling the ebb.
7130 * ddg.c (create_ddg_dependence): Update to use new interfaces.
7131 (build_intra_loop_deps): Ditto. Remove separate computation of
7132 forward dependencies. Free sched-deps dependencies.
7134 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
7135 to use new interfaces.
7136 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
7138 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
7140 (is_costly_group): Ditto.
7142 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7144 * alias.c (rtx_equal_for_memref_p): Constify.
7145 * basic-block.h (const_edge, const_basic_block): New.
7146 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
7147 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
7148 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
7149 probably_never_executed_bb_p, edge_probability_reliable_p,
7150 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
7151 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
7153 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
7154 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
7156 * cfganal.c (flow_active_insn_p, forwarder_block_p,
7157 flow_nodes_print, dfs_enumerate_from): Likewise.
7158 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
7159 control_flow_insn_p, count_basic_blocks): Likewise.
7160 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
7161 get_loop_body_with_size, loop_exit_edge_p): Likewise.
7162 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
7163 average_num_loop_insns, loop_exit_edge_p,
7164 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
7165 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
7166 average_num_loop_insns, seq_cost): Likewise.
7167 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
7168 * dominance.c (dominated_by_p): Likewise.
7169 * emit-rtl.c (validate_subreg): Likewise.
7170 * except.c (can_throw_internal, can_throw_external): Likewise.
7171 * except.h (can_throw_internal, can_throw_external): Likewise.
7172 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
7173 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
7174 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
7175 simple_mem, store_ops_ok, load_kills_store, find_loads,
7176 store_killed_in_insn, store_killed_after, store_killed_before,
7177 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
7179 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
7180 noce_mem_write_may_trap_or_fault_p): Likewise.
7181 * pointer-set.c (pointer_set_contains, pointer_map_contains):
7183 * pointer-set.h (pointer_set_contains, pointer_map_contains):
7185 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
7186 probably_cold_bb_p, probably_never_executed_bb_p,
7187 edge_probability_reliable_p, br_prob_note_reliable_p,
7188 can_predict_insn_p): Likewise.
7189 * regclass.c (reg_set_to_hard_reg_set): Likewise.
7190 * resource.c (return_insn_p): Likewise.
7191 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
7193 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
7194 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
7195 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
7196 verify_gimple_modify_stmt): Likewise.
7197 * tree-chrec.c (is_not_constant_evolution,
7198 is_multivariate_chrec_rec, is_multivariate_chrec,
7199 chrec_contains_symbols, chrec_contains_undetermined,
7200 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
7201 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
7202 eq_evolutions_p, scev_direction): Likewise.
7203 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
7204 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
7205 chrec_contains_symbols_defined_in_loop,
7206 chrec_contains_undetermined, tree_contains_chrecs,
7207 evolution_function_is_affine_multivariate_p,
7208 evolution_function_is_univariate_p, chrec_zerop,
7209 evolution_function_is_constant_p, evolution_function_is_affine_p,
7210 evolution_function_is_affine_or_constant_p,
7211 tree_does_not_contain_chrecs, chrec_type): Likewise.
7212 * tree-data-ref.c (tree_fold_divides_p,
7213 object_address_invariant_in_loop_p, dr_may_alias_p,
7214 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
7215 same_access_functions, constant_access_functions,
7216 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
7218 * tree-flow.h (scev_direction): Likewise.
7219 * tree-gimple.c (is_gimple_stmt): Likewise.
7220 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
7222 * tree-pretty-print.c (op_prio): Likewise.
7223 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
7224 analyzable_condition, backedge_phi_arg_p): Likewise.
7225 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
7226 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
7227 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
7230 2007-08-13 Dan Hipschman <dsh@google.com>
7233 * c-format.c (check_format_arg): Move check for zero-length
7234 format strings below the check for unterminated strings.
7236 2007-08-13 Andrew Pinski <pinskia@gmail.com>
7239 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
7242 2007-08-13 Nick Clifton <nickc@redhat.com>
7244 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
7246 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7249 * c-format.c (gcc_gfc_length_specs): New array.
7250 (gcc_gfc_char_table): Add unsigned specifier, and references to
7251 the l length modifier.
7252 (format_types_orig): Use the new gcc_gfc_length_specs.
7254 2007-08-12 Sa Liu <saliu@de.ibm.com>
7256 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
7257 and with REG_RETVAL note after split.
7259 2007-08-11 David Daney <ddaney@avtrex.com>
7261 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
7262 as ATTRIBUTE_UNUSED.
7264 2007-08-11 David Edelsohn <edelsohn@gnu.org>
7265 Segher Boessenkool <segher@kernel.crashing.org>
7267 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
7268 HAVE_LOCAL_CPU_DETECT not defined.
7270 2007-08-11 Jan Hubicka <jh@suse.cz>
7272 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
7273 (cgraph_process_new_functions): Honor previous value of
7274 disregard_inline_limits.
7275 * ipa-inline.c (compute_inline_parameters): Likewise.
7277 2007-08-11 Ian Lance Taylor <iant@google.com>
7279 * alias.h (alias_set_type): Define new type.
7280 (ALIAS_SET_MEMORY_BARRIER): Use it.
7281 * rtl.h: Include alias.h.
7282 (struct mem_attrs): Use alias_set_type.
7283 * tree.h: Include alias.h
7284 (struct tree_type): Use alias_set_type.
7285 (struct tree_struct_field_tag): Likewise.
7286 (struct tree_decl_common): Likewise.
7287 * alias.c (struct alias_set_entry): Use alias_set_type.
7288 (get_alias_set_entry, alias_set_subset_of): Likewise.
7289 (alias_sets_conflict_p): Likewise.
7290 (alias_sets_must_conflict_p): Likewise.
7291 (objects_must_conflict_p): Likewise.
7292 (get_alias_set, new_alias_set): Likewise.
7293 (record_alias_subset, record_component_aliases): Likewise.
7294 (varargs_set, frame_set): Change to alias_set_type.
7295 (get_varargs_alias_set): Use alias_set_type.
7296 (get_frame_alias_set): Likewise.
7297 * builtins.c (setjmp_alias_set): Change to alias_set_type.
7298 * dse.c (struct store_info): Use alias_set_type.
7299 (struct read_info, struct clear_alias_mode_holder): Likewise.
7300 (clear_alias_set_lookup, canon_address): Likewise.
7301 (record_store, check_mem_read_rtx): Likewise.
7302 (dse_record_singleton_alias_set): Likewise.
7303 (dse_invalidate_singleton_alias_set): Likewise.
7304 * emit-rtl.c (get_mem_attrs): Likewise.
7305 (set_mem_attributes_minus_bitpos): Likewise.
7306 (set_mem_alias_set): Likewise.
7307 * expr.c (store_constructor_field, store_field): Likewise.
7308 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
7309 * langhooks.c (lhd_get_alias_set): Likewise.
7310 * langhooks-def.h (lhd_get_alias_set): Likewise.
7311 * reload1.c (alter_reg): Likewise.
7312 * tree-flow.h (struct fieldoff): Likewise.
7313 * tree-ssa-alias.c (struct alias_map_d): Likewise.
7314 (may_alias_p, get_smt_for, create_sft): Likewise.
7315 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
7316 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
7317 (merge_smts_into): Likewise.
7318 * varasm.c (const_alias_set): Likewise.
7319 * c-common.c (strict_aliasing_warning): Likewise.
7320 (c_common_get_alias_set): Likewise.
7321 * dse.h (dse_record_singleton_alias_set): Update declaration.
7322 (dse_invalidate_singleton_alias_set): Likewise.
7323 * emit-rtl.h (set_mem_alias_set): Likewise.
7324 * c-common.h (c_common_get_alias_set): Likewise.
7325 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
7326 * print-tree.c (print_node): Likewise.
7327 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
7329 (alpha_setup_incoming_varargs): Use alias_set_type.
7330 * config/i386/i386.c (setup_incoming_varargs_64): Use
7332 (setup_incoming_varargs_ms_64): Likewise.
7333 (ix86_GOT_alias_set): Likewise.
7334 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7335 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
7336 (set): Change to alias_set_type.
7337 (get_TOC_alias_set): Use alias_set_type.
7338 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
7340 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
7341 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
7343 (struct_value_alias_set): Likewise.
7344 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
7346 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7348 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
7349 * config/vxworks.h (TARGET_VXWORKS): Override.
7350 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
7351 "mips" if TARGET_VXWORKS.
7353 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7355 * calls.c (avoid_likely_spilled_reg): New function.
7356 (expand_call): Use it.
7358 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7360 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
7362 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
7364 * config/mips/predicates.md (const_call_insn_operand): Invoke
7365 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
7367 2007-08-10 David Edelsohn <edelsohn@gnu.org>
7370 * config/rs6000/driver-rs6000.c: Include link.h.
7371 Use ElfW instead of wordsize-specif typedef.
7373 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7375 * system.h (CONST_CAST): New.
7376 * c-decl.c (c_make_fname_decl): Use it.
7377 * c-lex.c (cb_ident, lex_string): Likewise.
7378 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7379 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7380 give_switch, set_multilib_dir): Likewise.
7381 * gengtype-parse.c (string_seq, typedef_name): Likewise.
7382 * passes.c (execute_one_pass): Likewise.
7383 * prefix.c (update_path): Likewise.
7384 * pretty-print.c (pp_base_destroy_prefix): Likewise.
7385 * tree.c (build_string): Likewise.
7387 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7389 * tree-flow-inline.h (is_exec_stmt): Remove.
7390 (is_label_stmt): Remove.
7391 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
7394 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
7396 * lower-subreg.c (resolve_shift_zext): Don't adjust
7397 src_reg_num for wordmode operands.
7399 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
7400 David Ung <davidu@mips.com>
7402 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
7403 (TARGET_SCHED_REORDER2): Define.
7404 (mips_maybe_swap_ready): New.
7405 (mips_last_74k_agen_insn): New.
7406 (mips_74k_agen_init): New.
7407 (mips_74k_agen_reorder): New function to group loads and stores
7409 (mips_sched_init): New.
7410 (mips_sched_reorder): Don't do initialization here. Call
7411 mips_74k_agen_reorder.
7412 (mips_variable_issue): Call mips_74k_agen_init.
7414 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7416 * tree-flow-inline.h (get_filename): Remove.
7418 2007-08-10 Richard Sandiford <richard@codesourcery.com>
7420 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
7422 (mips_fetch_insns): Delete in favor of...
7423 (mips_load_store_insns): ...this new function.
7424 * config/mips/mips.c (mips_address_insns): Add a boolean argument
7425 to say whether multiword moves _might_ be split.
7426 (mips_fetch_insns): Delete in favor of...
7427 (mips_load_store_insns): ...this new function.
7428 (mips_rtx_costs): Update the call to mips_address_insns.
7429 (mips_address_cost): Likewise.
7430 * config/mips/mips.md (length): Use mips_load_store_insns instead
7431 of mips_fetch_insns.
7432 * config/mips/constraints.md (R): Use mips_address_insns rather
7433 than mips_fetch_insns. Assume that the move never needs to be split.
7435 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7437 * config/mips/mips.opt (mhard-float, msoft-float): Make these
7438 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
7439 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
7440 * config/mips/mips.h (mips16_hard_float): Delete.
7441 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
7442 definitions, and replace with....
7443 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
7444 * config/mips/mips.c (mips16_hard_float): Delete. Replace
7445 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
7446 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
7447 (override_options): Replace MASK_SOFT_FLOAT references with
7448 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
7449 and mips16_hard_float when TARGET_MIPS16.
7451 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7454 * c-typeck.c (build_binary_op): Check for non pointer types before
7455 calling int_fits_type_p.
7457 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7460 * fold-const.c (omit_one_operand): Return only the ommitted expression
7461 if the result is an empty statement.
7462 (pedantic_omit_one_operand): Likewise.
7464 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
7466 * c-typeck.c (readonly_error): Improve error for assignment.
7468 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
7470 (pp_c_expression): Ditto.
7472 2007-08-09 Simon Baldwin <simonb@google.com>
7474 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
7475 break that was preventing simplify_associative_operation() for xor.
7477 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7478 Nigel Stephens <nigel@mips.com>
7480 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
7481 Document change in interpretation of value from boolean to
7483 * optabs.c (expand_ffs, expand_ctz): New functions to compute
7484 ffs and ctz using clz.
7485 (expand_unop): Call them.
7486 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
7488 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
7489 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
7490 enable the new ffs expansion on this target.
7492 2007-08-09 Jan Hubicka <jh@suse.cz>
7494 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
7495 (expand_ternary_op): Likewise.
7496 (expand_vec_shift_expr): Likewise.
7497 (expand_binop_directly): Likewise.
7498 (expand_binop): Likewise.
7499 (sign_expand_binop): Likewise.
7500 (expand_twoval_unop): Likewise.
7501 (expand_twoval_binop): Likewise.
7502 (expand_twoval_binop_libfunc): Likewise.
7503 (widen_clz): Likewise.
7504 (widen_bswap): Likewise.
7505 (expand_parity): Likewise.
7506 (expand_unop): Likewise.
7507 (expand_abs_nojump): Likewise.
7508 (expand_copysign): Likewise.
7509 (emit_no_conflict_block): Likewise.
7510 (emit_libcall_block): Likewise.
7511 (can_compare_p): Likewise.
7512 (prepare_cmp_insn): Likewise.
7513 (emit_cmp_and_jump_insn_1): Likewise.
7514 (prepare_float_lib_cmp): Likewise.
7515 (emit_conditional_add): Likewise.
7516 (gen_add2_insn): Likewise.
7517 (have_add2_insn): Likewise.
7518 (gen_sub2_insn): Likewise.
7519 (have_sub2_insn): Likewise.
7520 (can_extend_p): Likewise.
7521 (can_fix_p): Likewise.
7522 (can_float_p): Likewise.
7523 (expand_float): Likewise.
7524 (expand_fix): Likewise.
7525 (expand_sfix_optab): Likewise.
7526 (new_optab): Likewise.
7527 (new_convert_optab): Likewise.
7528 (init_libfuncs): Likewise.
7529 (init_interclass_conv_libfuncs): Likewise.
7530 (init_intraclass_conv_libfuncs): Likewise.
7531 (set_conv_libfunc): Likewise.
7532 (init_optabs): Likewise.
7533 (debug_optab_libfuncs): Likewise.
7534 (gen_cond_trap): Likewise.
7535 * optabs.h (optab_handler, convert_optab_hanlder): New.
7536 * genopinit.c: Update optabs generation table.
7537 * reload.c (find_reloads_address_1): Use optabs accestors.
7538 * builtins.c (expand_builtin_mathfn): Likewise.
7539 (expand_builtin_mathfn_2): Likewise.
7540 (expand_builtin_mathfn_3): Likewise.
7541 (expand_builtin_interclass_mathfn): Likewise.
7542 (expand_builtin_sincos): Likewise.
7543 (expand_builtin_cexpi): Likewise.
7544 (expand_builtin_powi): Likewise.
7545 (expand_builtin_strlen): Likewise.
7546 * dojump.c (do_jump): Likewise.
7547 * expr.c (convert_move): Likewise.
7548 (move_by_pieces): Likewise.
7549 (move_by_pieces_ninsns): Likewise.
7550 (can_store_by_pieces): Likewise.
7551 (store_by_pieces_1): Likewise.
7552 (emit_move_via_integer): Likewise.
7553 (emit_move_complex): Likewise.
7554 (emit_move_ccmode): Likewise.
7555 (emit_move_insn_1): Likewise.
7556 (emit_single_push_insn): Likewise.
7557 (store_constructor): Likewise.
7558 (expand_expr_real_1): Likewise.
7559 (do_store_flag): Likewise.
7560 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
7561 (enumerate_modes): Likewise.
7562 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
7563 (supportable_widening_operation): Likewise.
7564 (supportable_narrowing_operation): Likewise.
7565 * expmed.c (store_bit_field_1): Likewise.
7566 (extract_bit_field_1): Likewise.
7567 (expand_mult_highpart_optab): Likewise.
7568 (expand_smod_pow2): Likewise.
7569 (expand_divmod): Likewise.
7570 (emit_store_flag): Likewise.
7571 * tree-vect-patterns.c
7572 (vect_pattern_recog_1): Likewise.
7573 * tree-ssa-loop-prefetch.c
7574 (nontemporal_store_p): Likewise.
7575 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
7576 (vect_create_epilog_for_reduction): Likewise.
7577 (vectorizable_reduction): Likewise.
7578 (vectorizable_operation): Likewise.
7579 (vect_strided_store_supported): Likewise.
7580 (vectorizable_store): Likewise.
7581 (vect_strided_load_supported): Likewise.
7582 (vectorizable_load): Likewise.
7583 * combine.c (simplify_comparison): Likewise.
7584 * tree-vect-generic.c
7585 (type_for_widest_vector_mode): Likewise.
7586 (expand_vector_operations_1): Likewise.
7587 * config/spu/spu.c (spu_expand_mov): Likewise.
7588 (spu_emit_vector_compare): Likewise.
7589 * config/rs6000/rs6000.c
7590 (rs6000_emit_vector_compare): Likewise.
7591 * stmt.c (add_case_node): Likewise.
7592 * reload1.c (gen_reload):
7594 2007-08-09 Michael Matz <matz@suse.de>
7596 * tree.h (fixed_zerop): Declare as taking a const_tree.
7597 * tree.c (fixed_zerop): Take a const_tree.
7599 2007-08-09 Ira Rosen <irar@il.ibm.com>
7601 * tree-vect-transform.c (vectorizable_store): Remove call to
7602 copy_virtual_operands() and call mark_symbols_for_renaming() for
7603 the created vector store.
7604 (vect_setup_realignment): Don't call copy_virtual_operands() and
7605 update_vuses_to_preheader().
7606 (vectorizable_load): Don't call copy_virtual_operands().
7607 (update_vuses_to_preheader): Remove.
7609 2007-08-08 Chao-ying Fu <fu@mips.com>
7611 * tree.def (FIXED_POINT_TYPE): New type.
7612 (FIXED_CST): New constant.
7613 (FIXED_CONVERT_EXPR): New expr.
7614 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
7615 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
7616 * tree.h (struct tree_base): Add saturating_flag.
7617 Remove one bit of spare for saturating_flag.
7618 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
7619 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
7620 FIXED_POINT_TYPE_P): Define.
7621 (TYPE_SATURATING): Define.
7622 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
7623 (struct tree_fixed_cst): New.
7624 (TYPE_IBIT, TYPE_FBIT): Define.
7625 (tree_node): Add fixed_cst.
7626 (enum tree_index): Add new enumeration values of
7627 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
7628 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
7629 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
7630 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
7631 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
7632 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
7633 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
7634 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
7635 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
7636 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
7637 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
7638 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
7639 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
7640 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
7641 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
7642 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
7643 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
7644 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
7645 (sat_short_fract_type_node, sat_fract_type_node,
7646 sat_long_fract_type_node, sat_long_long_fract_type_node,
7647 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
7648 sat_unsigned_long_fract_type_node,
7649 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
7650 fract_type_node, long_fract_type_node, long_long_fract_type_node,
7651 unsigned_short_fract_type_node, unsigned_fract_type_node,
7652 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
7653 sat_short_accum_type_node, sat_accum_type_node,
7654 sat_long_accum_type_node, sat_long_long_accum_type_node,
7655 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
7656 sat_unsigned_long_accum_type_node,
7657 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
7658 accum_type_node, long_accum_type_node, long_long_accum_type_node,
7659 unsigned_short_accum_type_node, unsigned_accum_type_node,
7660 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
7661 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
7662 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
7663 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
7664 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
7665 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
7666 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
7667 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
7668 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
7669 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
7670 sat_uda_type_node, sat_uta_type_node): New macro.
7671 (make_fract_type, make_accum_type): Declare.
7672 (make_signed_fract_type, make_unsigned_fract_type,
7673 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
7674 make_signed_accum_type, make_unsigned_accum_type,
7675 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
7676 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
7677 make_or_reuse_sat_signed_fract_type,
7678 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
7679 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
7680 make_or_reuse_sat_unsigned_accum_type): New macro.
7681 (fixed_zerop): Declare.
7682 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7683 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7684 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7685 LONG_LONG_ACCUM_TYPE_SIZE): Define.
7686 * treestruct.def: Add TS_FIXED_CST.
7687 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
7689 (tree-dump.o): Likewise.
7690 (print-tree.o): Likewise.
7691 (tree-pretty-print.o): Likewise.
7692 (fold-const.o): Likewise.
7693 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
7694 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
7695 (is_gimple_min_invariant): Handle FIXED_CST.
7696 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
7697 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7698 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7699 (layout_type): Handle FIXED_POINT_TYPE.
7700 (make_fract_type, make_accum_type): New functions.
7701 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
7702 * tree-dump.c (fixed-value.h): New include.
7703 (dump_fixed): New function.
7704 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
7705 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
7706 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
7707 * tree-pretty-print.c (fixed-value.h): New include.
7708 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
7710 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
7711 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
7712 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
7713 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
7714 for non-saturating fixed-point types.
7715 (reassociate_bb): Likewise.
7716 * emit-rtl.c (fixed-value.h): New include.
7717 (fconst0, fconst1): New array.
7718 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
7719 * tree-vect-generic.c expand_vector_operation): Support
7720 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
7722 (type_for_widest_vector_mode): Add one parameter for the
7724 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
7726 Pass the satp parameter to type_for_mode for fixed-point types.
7727 (expand_vector_operations_1): Pass the saturating flag to
7728 type_for_widest_vector_mode.
7729 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7730 and MODE_VECTOR_UACCUM.
7731 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
7732 (vectorizable_condition): Likewise.
7733 * tree.c (fixed-value.h): New include.
7734 (tree_code_size): Support FIXED_CST.
7735 (build_fixed): New function.
7736 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
7737 (fixed_zerop): New function.
7738 (tree_node_structure): Support FIXED_CST.
7739 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
7740 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
7741 (type_hash_eq): Handle FIXED_POINT_TYPE.
7742 (simple_cst_equal): Support FIXED_CST.
7743 (iterative_hash_expr): Handle FIXED_CST.
7744 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
7745 (get_narrower): Likewise.
7746 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
7747 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
7748 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
7749 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
7751 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
7752 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7753 (initializer_zerop): Support FIXED_CST.
7754 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
7755 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
7756 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
7757 (is_base_type): Handle FIXED_POINT_TYPE.
7758 (add_type_attribute): Handle FIXED_POINT_TYPE.
7759 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
7760 * print-tree.c (fixed-value.h): New include.
7761 (print_node_brief): Support FIXED_CST.
7762 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
7763 * c-pretty-print.c (fixed-value.h): New include.
7764 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
7765 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
7766 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
7767 Support fixed-point types for inner items in VECTOR_TYPE.
7768 (pp_c_direct_declarator): Likewise.
7769 (pp_c_declarator): Likewise.
7770 (pp_c_fixed_constant): New function.
7771 (pp_c_constant): Handle FIXED_CST.
7772 (pp_c_primary_expression): Likewise.
7773 (pp_c_expression): Likewise.
7774 * fold-const.c (fixed-value.h): New include.
7775 (negate_expr_p): Return true for FIXED_CST.
7776 (fold_negate_expr): Support FIXED_CST.
7777 (split_tree): Support FIXED_CST.
7778 (const_binop): Support FIXED_CST.
7779 (fold_convert_const_int_from_fixed): New function to convert from
7781 (fold_convert_const_real_from_fixed): New function to convert from
7783 (fold_convert_const_fixed_from_fixed): New function to convert from
7784 fixed to another fixed.
7785 (fold_convert_const_fixed_from_int): New function to convert from
7787 (fold_convert_const_fixed_from_real): New function to convert from
7789 (fold_convert_const): Support conversions from fixed to int, from
7790 fixed to real, from fixed to fixed, from int to fixed, and from real
7792 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
7793 (operand_equal_p): Support FIXED_CST.
7794 (make_range): For fixed-point modes, we need to pass the
7795 saturating flag as the 2nd parameter.
7796 (tree_swap_operands_p): Handle FIXED_CST.
7797 (fold_plusminus_mult_expr): For fract modes, we cannot generate
7799 (fold_unary): Support FIXED_CONVERT_EXPR.
7800 (fold_binary): Handle FIXED_CST.
7801 Make sure the type is not saturating, before associating operations.
7802 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
7803 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
7804 (fold_negate_const): Support FIXED_CST.
7805 (fold_relational_const): Support FIXED_CST.
7806 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
7807 (gimplify_expr): Handle FIXED_CST.
7808 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
7809 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
7810 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
7811 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
7812 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7813 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7814 LONG_LONG_ACCUM_TYPE_SIZE.
7815 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
7816 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
7817 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
7818 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
7819 MODE_ACCUM, and MODE_UACCUM.
7820 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
7821 fixed-point types to disable reduction.
7822 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
7824 2007-08-08 David Edelsohn <edelsohn@gnu.org>
7826 * config/rs6000/x-rs6000: New file.
7827 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
7828 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
7829 (EXTRA_SPEC_FUNCTIONS): Define.
7830 (HAVE_LOCAL_CPU_DETECT): Define.
7831 (CC1_CPU_SPEC): Define.
7832 * config/rs6000/driver-rs6000.c: New file.
7833 * config/rs6000/aix.h (CC1_SPEC): Define.
7834 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
7835 * config.host: Add x-rs6000 to host_xmake_file if host and target
7836 are rs6000 or powerpc.
7838 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7840 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
7842 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7843 Sandra Loosemore <sandra@codesourcery.com>
7844 Chao-ying Fu <fu@mips.com>
7845 Nigel Stephens <nigel@mips.com>
7846 David Ung <davidu@mips.com>
7848 * doc/invoke.texi (-mcode-readable): Document.
7849 * config/mips/mips.opt (mcode-readable): New option.
7850 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
7851 * config/mips/mips.h (mips_code_readable_setting): New enum.
7852 (mips_code_readable): Declare.
7853 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
7854 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
7855 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
7856 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
7857 boiler-plate comments.
7858 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7859 * config/mips/mips.c (mips_code_readable): New variable.
7860 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
7861 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
7862 context and -mcode-readable setting to restrict the use of
7863 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
7864 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
7865 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
7866 (mips_blocks_for_constant_p): Only return false for
7867 TARGET_MIPS16_PCREL_LOADS.
7868 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
7869 for MIPS16. Handle SYMBOL_32_HIGH.
7870 (mips_const_insns): Allow HIGHs for MIPS16 too.
7871 (mips_unspec_address_offset): New function, split out from...
7872 (mips_unspec_address): ...here.
7873 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
7874 16-bit symbolic constants. Assert approropiate conditions for
7875 using the "la" and "dla" macros.
7876 (mips_handle_option): Handle -mcode-readable=.
7877 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
7878 Set up mips_lo_relocs[SYMBOL_32_HIGH].
7879 (mips_strip_unspec_address): New function, split out from...
7880 (print_operand_reloc): ...here.
7881 (print_operand): Pass constants through mips_strip_unspec_address.
7882 (print_operand_address): Likewise.
7883 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
7884 (mips_select_rtx_section): Remove MIPS16 handling.
7885 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
7886 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
7887 (mips16_lay_out_constants): Do nothing unless
7888 TARGET_MIPS16_PCREL_LOADS.
7889 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
7890 * config/mips/mips.md: Split HIGHs for MIPS16.
7891 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7893 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7895 * config/mips/mips-protos.h (mips_emit_move): Declare.
7896 * config/mips/mips.c (mips_emit_move): New function.
7897 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
7898 (mips_legitimize_const_move): Likewise.
7899 (mips_legitimize_move): Likewise.
7900 (mips_split_64bit_move): Likewise.
7901 (mips_restore_gp): Likewise.
7902 (mips_load_call_address): Likewise.
7903 (mips_emit_fcc_reload): Likewise.
7904 (mips_set_return_address): Likewise.
7905 (mips_block_move_straight): Likewise.
7906 (mips_block_move_loop): Likewise.
7907 (mips_setup_incoming_varargs): Likewise.
7908 (mips_save_reg): Likewise.
7909 (mips_expand_prologue): Likewise.
7910 (mips_restore_reg): Likewise.
7911 (mips_expand_epilogue): Likewise.
7912 (mips_output_mi_thunk): Likewise.
7913 (build_mips16_call_stub): Likewise.
7914 (mips_builtin_branch_and_move): Likewise.
7915 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
7916 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7917 (fixuns_truncdfdi2): Likewise.
7918 (fixuns_truncsfsi2): Likewise.
7919 (fixuns_truncsfdi2): Likewise.
7920 (loadgp_absolute): Likewise.
7921 (builtin_setjmp_setup): Likewise.
7922 (builtin_longjmp): Likewise.
7923 (untyped_call): Likewise.
7925 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7927 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
7928 an "rtx *" argument. Return a bool.
7929 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
7930 values and return true if they can be split. Take the same kind of
7931 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
7932 and store the lo_sum there if nonnull. Use the symbol type to
7933 determine whether a $gp or HIGH is needed.
7934 (mips_legitimize_address): Update call to mips_split_symbol and
7935 simplify accordingly.
7936 (mips_legitimize_const_move): Likewise.
7937 * config/mips/mips.md: In the combine define_split,
7938 check mips_split_symbol instead of splittable_symbolic_operand.
7939 Update use of mips_split_symbol in the generator code.
7940 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
7942 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7944 * config/mips/mips.c (mips_symbolic_address_p): Delete.
7945 (mips_symbol_insns_1): New function, split out from...
7946 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
7947 and stores separately from load addresses.
7948 (mips_classify_address): Replace uses of mips_symbolic_address_p
7949 with uses of mips_symbol_insns.
7950 (mips_address_insns): Update calls to mips_symbol_insns.
7951 (mips_const_insns): Likewise.
7952 (mips_legitimize_address): Likewise.
7954 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7956 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7957 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7958 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7959 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7960 non-call contexts if TARGET_MIPS16.
7961 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7962 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7963 code for SYMBOL_ABSOLUTE.
7964 (mips_symbol_insns): Likewise.
7966 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7968 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7969 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7970 (mips_symbolic_constant_p): Likewise. Update the call to
7971 mips_classify_symbol.
7972 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7973 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7974 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7975 (print_operand_reloc): Add a context argument. Update the call to
7976 mips_symbolic_constant_p.
7977 (print_operand): Update the calls to print_operand_reloc.
7978 (print_operand_address): Use print_operand_reloc rather than
7980 (mips_rewrite_small_data_p): Add a context argument. Update the call
7981 to mips_symbolic_constant_p.
7982 (mips_small_data_pattern_1): Make DATA the containing mem.
7983 Update the call to mips_rewrite_small_data_p.
7984 (mips_rewrite_small_data_1): Likewise.
7985 (mips_use_anchors_for_symbol_p): Update the call to
7986 mips_symbolic_constant_p.
7987 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7988 (splittable_symbolic_operand): Likewise.
7989 (move_operand): Likewise.
7990 (absolute_symbolic_operand): Likewise.
7991 (got_disp_operand): Likewise.
7992 (got_page_ofst_operand): Likewise.
7994 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7996 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7997 (SYMBOL_ABSOLUTE): ...this.
7998 (SYMBOL_SMALL_DATA): Rename to...
7999 (SYMBOL_GP_RELATIVE): ...this.
8000 (SYMBOL_CONSTANT_POOL): Rename to...
8001 (SYMBOL_PC_RELATIVE): ...this.
8002 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
8003 (mips_symbolic_address_p, mips_symbol_insns, override_options)
8004 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
8005 after above changes.
8006 * config/mips/predicates.md (const_call_insn_operand): Likewise.
8007 (general_symbolic_operand): Rename to...
8008 (absolute_symbolic_operand): ...this.
8009 * config/mips/mips.md: Update after above changes.
8011 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
8012 Revital Eres <eres@il.ibm.com>
8014 * ddg.c (print_ddg): Add dump information.
8015 * modulo-sched.c (print_node_sched_params): Add parameter and
8017 (calculate_maxii): Remove function.
8018 (undo_generate_reg_moves): Likewise.
8019 (undo_permute_partial_schedule): Likewise.
8020 (kernel_number_of_cycles): Likewise.
8021 (MAXII_FACTOR): New definition to calculate the upper bound of II.
8022 (sms_schedule): Use it. Remove profitability checks.
8023 (sms_schedule_by_order): Fix order of nodes within the cycle.
8025 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
8027 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
8028 -profile option, add pie support.
8029 (ENDFILE_SPEC): New spec.
8030 * config/gnu.h (LIB_SPEC): Add -profile option.
8032 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
8034 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
8035 * config/gnu.h (LIB_SPEC): Likewise.
8037 2007-08-07 Yaz Saito <saito@google.com>
8038 Ian Lance Taylor <iant@google.com>
8040 * common.opt (finstrument-functions-exclude-function-list): New
8042 (finstrument-functions-exclude-file-list): New option.
8043 * opts.c (char_p): Define and DEF_VEC.
8044 (flag_instrument_functions_exclude_functions): New static
8046 (flag_instrument_functions_exclude_files): New static variable.
8047 (add_instrument_functions_exclude_list): New static function.
8048 (flag_instrument_functions_exclude_p): New function.
8049 (common_handle_option): Handle new options.
8050 * flags.h (flag_instrument_functions_exclude_p): Declare.
8051 * gimplify.c (gimplify_function_tree): Call
8052 flag_instrument_functions_exclude_p.
8053 * doc/invoke.texi (Option Summary): Mention new options.
8054 (Code Gen Options): Document new options.
8056 2007-08-07 Ian Lance Taylor <iant@google.com>
8058 PR rtl-optimization/32776
8059 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
8060 (resolve_use): Likewise.
8061 (decompose_multiword_subregs): Remove "changed" local variable.
8063 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
8065 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
8066 * configure: Regenerate.
8067 * config.in: Regenerate.
8068 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
8071 2007-08-07 Ian Lance Taylor <iant@google.com>
8073 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
8074 note, just delete the insn.
8076 2007-08-07 Andreas Schwab <schwab@suse.de>
8079 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
8082 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
8084 * lower-subreg.c (resolve_subreg_use): Remove assertion.
8085 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
8086 (decompose_multiword_subregs): Use the functions above to decompose
8087 multiword shifts and zero-extends.
8089 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
8091 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
8092 "assemble" descriptions which were swapped.
8094 2007-08-06 Chao-ying Fu <fu@mips.com>
8096 * fixed-value.h: New file.
8097 * fixed-value.c: New file.
8098 * Makefile.in (OBJS-common): Add fixed-value.o.
8099 (fixed-value.o): New rule.
8100 (GTFILES): Add fixed-value.h.
8101 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
8102 to compare a.low and b.low.
8103 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
8105 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
8106 Daniel Jacobowitz <dan@codesourcery.com>
8109 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
8111 (x86_64-*-netbsd*): Likewise.
8112 (x86_64-*-linux*): Likewise.
8113 (x86_64-*-kfreebsd*-gnu): Likewise.
8114 (x86_64-*-knetbsd*-gnu): Likewise.
8115 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
8117 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
8119 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
8120 Add -fno-asynchronous-unwind-tables.
8122 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
8123 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
8124 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
8125 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
8126 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
8128 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8130 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
8131 (TARGET_C_MODE_FOR_SUFFIX): New.
8133 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8135 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
8137 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8139 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
8141 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
8143 * config/i386/i386.md: Check TARGET_ macros and optimize_size
8144 before checking function returns in conditional expressions.
8146 2007-08-06 Alfred Minarik <a.minarik@aon.at>
8149 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
8151 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8154 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
8155 for INTEGRAL_TYPE_P.
8157 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
8159 * configure.ac: Remove --enable-checking=df from default settings.
8160 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
8161 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
8162 if the parameter is true.
8163 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
8164 DF_VERIFY_SCHEDULED flag is true.
8165 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
8166 (df_finish_pass): Adjust prototype.
8167 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
8170 * see.c (pass_see): Add TODO_df_verify.
8171 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
8172 * global.c (rest_of_handle_global_alloc): Schedule verification
8174 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
8176 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
8177 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
8178 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
8180 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
8181 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
8182 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
8184 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
8185 Revital Eres <eres@il.ibm.com>
8187 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
8189 * ddg.c (create_ddg_dependence): Rename to...
8190 (create_ddg_dep_from_intra_loop_link): This. Do not check
8191 for interloop edges. Do not create anti dependence edge when
8192 a true dependence edge exists in the opposite direction and
8193 -fmodulo-sched-allow-regmoves is set.
8194 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
8195 (add_cross_iteration_register_deps): Create anti dependence edge
8196 when -fno-modulo-sched-allow-regmoves is set.
8197 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
8199 2007-08-04 Richard Sandiford <richard@codesourcery.com>
8201 * config/arm/arm.md (movsi): Add braces.
8203 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8206 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
8207 operands for the folding of "A - (A & B)" into "~B & A"; cast them
8210 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
8212 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
8213 state accessor functions.
8214 * cfgloopmanip.c (remove_path, create_preheaders,
8215 force_single_succ_latches, fix_loop_structure): Ditto.
8216 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8217 tree_duplicate_loop_to_header_edge): Ditto.
8218 * cfgloopanal.c (mark_irreducible_loops): Ditto.
8219 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
8221 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
8222 cleanup_tree_cfg): Ditto.
8223 * tree-cfg.c (tree_merge_blocks): Ditto.
8224 * cfgloop.c (rescan_loop_exit, record_loop_exits,
8225 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
8226 loop_preheader_edge, single_exit): Ditto.
8227 (flow_loops_find): Do not clear loops->state.
8228 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
8229 loops_state_clear): New functions.
8231 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8234 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8235 when adding to the base and convert ELT to sizetype instead of type.
8237 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8240 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
8241 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
8243 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8246 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
8247 correct type the negate expression.
8249 2007-08-03 Jan Hubicka <jh@suse.cz>
8251 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
8254 2007-08-03 David Edelsohn <edelsohn@gnu.org>
8256 * config/rs6000/rs6000.c (struct processor_cost): Change
8257 l1_cache_lines to l1_cache_size. Add l2_cache_size.
8258 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
8260 (rios1_costs, rios2_cost): Correct cache line size.
8261 (rs6000_override_options): Set l2-cache-size parameter.
8263 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8264 Diego Novillo <dnovillo@google.com>
8267 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
8268 if the range includes 0.
8270 2007-08-03 Ben Elliston <bje@au.ibm.com>
8272 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
8273 mode to unspec expressions to silence a warning from the generator
8276 2007-08-02 Steve Ellcey <sje@cup.hp.com>
8278 * config/ia64/constraints.md ("U"): Make constraint vector only.
8280 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8283 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
8284 always_inline attribute on the function decl.
8286 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8289 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
8290 if we are compiling with -fPIC.
8292 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
8293 Nigel Stephens <nigel@mips.com>
8295 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
8296 Define for MIPS32 and MIPS64.
8298 2007-08-02 Nick Clifton <nickc@redhat.com>
8300 * config/host-hpux.c: Change copyright header to refer to version
8301 3 of the GNU General Public License and to point readers at the
8302 COPYING3 file and the FSF's license web page.
8303 * config/alpha/predicates.md, config/alpha/vms-ld.c,
8304 config/alpha/linux.h, config/alpha/alpha.opt,
8305 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
8306 config/alpha/vms-unwind.h, config/alpha/ev4.md,
8307 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
8308 config/alpha/alpha.h, config/alpha/sync.md,
8309 config/alpha/openbsd.h, config/alpha/alpha.md,
8310 config/alpha/alpha-modes.def, config/alpha/ev5.md,
8311 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
8312 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
8313 config/alpha/constraints.md, config/alpha/osf.h,
8314 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
8315 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
8316 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
8317 config/frv/frv-asm.h, config/frv/frv-protos.h,
8318 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
8319 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
8320 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
8321 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
8322 config/s390/s390.opt, config/s390/s390-modes.def,
8323 config/s390/fixdfdi.h, config/s390/constraints.md,
8324 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
8325 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
8326 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
8327 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
8328 config/m32c/prologue.md, config/m32c/m32c.abi,
8329 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
8330 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
8331 config/m32c/t-m32c, config/m32c/m32c-modes.def,
8332 config/m32c/jump.md, config/m32c/shift.md,
8333 config/m32c/m32c-protos.h, config/libgloss.h,
8334 config/spu/spu-protos.h, config/spu/predicates.md,
8335 config/spu/spu-builtins.h, config/spu/spu.c,
8336 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
8337 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
8338 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
8339 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
8340 config/sparc/hypersparc.md, config/sparc/predicates.md,
8341 config/sparc/linux.h, config/sparc/sp64-elf.h,
8342 config/sparc/supersparc.md, config/sparc/cypress.md,
8343 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
8344 config/sparc/niagara.md, config/sparc/sparc.md,
8345 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
8346 config/sparc/sparc.opt, config/sparc/sync.md,
8347 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
8348 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
8349 config/sparc/sparc.c, config/sparc/little-endian.opt,
8350 config/sparc/sysv4-only.h, config/sparc/sparc.h,
8351 config/sparc/linux64.h, config/sparc/freebsd.h,
8352 config/sparc/sol2.h, config/sparc/rtemself.h,
8353 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
8354 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
8355 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
8356 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
8357 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
8358 config/m32r/linux.h, config/m32r/constraints.md,
8359 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
8360 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
8361 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
8362 config/i386/i386.md, config/i386/netware-crt0.c,
8363 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
8364 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
8365 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
8366 config/i386/sol2.h, config/i386/constraints.md,
8367 config/i386/netware-libgcc.c, config/i386/sysv5.h,
8368 config/i386/predicates.md, config/i386/geode.md,
8369 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
8370 config/i386/freebsd64.h, config/i386/vxworksae.h,
8371 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
8372 config/i386/rtemself.h, config/i386/netbsd-elf.h,
8373 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
8374 config/i386/netware.h, config/i386/i386-modes.def,
8375 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
8376 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
8377 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
8378 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
8379 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
8380 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
8381 config/i386/xm-mingw32.h, config/i386/linux64.h,
8382 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
8383 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
8384 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
8385 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
8386 config/i386/cygwin2.c, config/i386/i386-protos.h,
8387 config/i386/sync.md, config/i386/openbsd.h,
8388 config/i386/host-mingw32.c, config/i386/i386-aout.h,
8389 config/i386/nto.h, config/i386/biarch64.h,
8390 config/i386/i386-coff.h, config/i386/freebsd.h,
8391 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
8392 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
8393 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
8394 config/darwin-protos.h, config/linux.opt, config/sol2.c,
8395 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
8396 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
8397 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
8398 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
8399 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
8400 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
8401 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
8402 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
8403 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
8404 config/sh/superh64.h, config/sh/rtemself.h,
8405 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
8406 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
8407 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
8408 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
8409 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
8410 config/avr/predicates.md, config/avr/constraints.md,
8411 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
8412 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
8413 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
8414 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
8415 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
8416 config/c4x/c4x-modes.def, config/c4x/rtems.h,
8417 config/c4x/predicates.md, config/c4x/c4x.h,
8418 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
8419 config/xtensa/predicates.md, config/xtensa/xtensa.c,
8420 config/xtensa/linux.h, config/xtensa/xtensa.h,
8421 config/xtensa/elf.h, config/xtensa/xtensa.md,
8422 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
8423 config/xtensa/xtensa-protos.h, config/dbx.h,
8424 config/stormy16/predicates.md, config/stormy16/stormy16.md,
8425 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
8426 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
8427 config/host-solaris.c, config/fr30/fr30.h,
8428 config/fr30/predicates.md, config/fr30/fr30-protos.h,
8429 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
8430 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
8431 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
8432 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
8433 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
8434 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
8435 config/host-linux.c, config/interix3.h, config/cris/cris.c,
8436 config/cris/predicates.md, config/cris/linux.h,
8437 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
8438 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
8439 config/cris/aout.opt, config/cris/cris-protos.h,
8440 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
8441 config/iq2000/iq2000.h, config/iq2000/predicates.md,
8442 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
8443 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
8444 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
8445 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
8446 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
8447 config/chorus.h, config/mn10300/mn10300.c,
8448 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
8449 config/mn10300/mn10300.h, config/mn10300/linux.h,
8450 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
8451 config/mn10300/mn10300.md, config/ia64/predicates.md,
8452 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
8453 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
8454 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
8455 config/ia64/freebsd.h, config/ia64/ia64.md,
8456 config/ia64/ia64-modes.def, config/ia64/constraints.md,
8457 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
8458 config/gofast.h, config/rtems.h, config/sol2-10.h,
8459 config/m68k/predicates.md, config/m68k/m68k.md,
8460 config/m68k/linux.h, config/m68k/m68k-modes.def,
8461 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
8462 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
8463 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
8464 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
8465 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
8466 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
8467 config/m68k/constraints.md, config/m68k/rtemself.h,
8468 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
8469 config/m68k/uclinux.h, config/rs6000/power4.md,
8470 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
8471 config/rs6000/linux.h, config/rs6000/eabi.h,
8472 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
8473 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
8474 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
8475 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
8476 config/rs6000/windiss.h, config/rs6000/603.md,
8477 config/rs6000/aix41.h, config/rs6000/cell.md,
8478 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
8479 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
8480 config/rs6000/darwin.md, config/rs6000/darwin64.h,
8481 config/rs6000/default64.h, config/rs6000/7xx.md,
8482 config/rs6000/darwin.opt, config/rs6000/spe.md,
8483 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
8484 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
8485 config/rs6000/7450.md, config/rs6000/linux64.h,
8486 config/rs6000/constraints.md, config/rs6000/440.md,
8487 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
8488 config/rs6000/rs6000.c, config/rs6000/aix52.h,
8489 config/rs6000/rs6000.h, config/rs6000/power6.md,
8490 config/rs6000/predicates.md, config/rs6000/altivec.md,
8491 config/rs6000/aix64.opt, config/rs6000/rios1.md,
8492 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
8493 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
8494 config/rs6000/darwin7.h, config/rs6000/dfp.md,
8495 config/rs6000/linux64.opt, config/rs6000/sync.md,
8496 config/rs6000/vxworksae.h, config/rs6000/power5.md,
8497 config/rs6000/lynx.h, config/rs6000/biarch64.h,
8498 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
8499 config/rs6000/eabispe.h, config/rs6000/e500.h,
8500 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
8501 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
8502 config/rs6000/aix.h, config/rs6000/vxworks.h,
8503 config/rs6000/40x.md, config/rs6000/aix51.h,
8504 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
8505 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
8506 config/arc/arc.h, config/mcore/mcore-elf.h,
8507 config/mcore/mcore-protos.h, config/mcore/predicates.md,
8508 config/mcore/mcore.md, config/mcore/mcore.c,
8509 config/mcore/mcore.opt, config/mcore/mcore.h,
8510 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
8511 config/score/predicates.md, config/score/score-version.h,
8512 config/score/score-protos.h, config/score/misc.md,
8513 config/score/elf.h, config/score/score.c, config/score/mac.md,
8514 config/score/score7.md, config/score/score.h,
8515 config/score/score-conv.h, config/score/score-mdaux.c,
8516 config/score/score.md, config/score/score.opt,
8517 config/score/score-modes.def, config/score/score-mdaux.h,
8518 config/score/mul-div.S, config/arm/uclinux-elf.h,
8519 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
8520 config/arm/symbian.h, config/arm/linux-elf.h,
8521 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
8522 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
8523 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
8524 config/arm/strongarm-pe.h, config/arm/arm.h,
8525 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
8526 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
8527 config/arm/arm-modes.def, config/arm/linux-eabi.h,
8528 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
8529 config/arm/arm-cores.def, config/arm/arm-protos.h,
8530 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
8531 config/arm/wince-pe.h, config/arm/neon.md,
8532 config/arm/constraints.md, config/arm/neon.ml,
8533 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
8534 config/arm/arm.opt, config/arm/arm926ejs.md,
8535 config/arm/predicates.md, config/arm/iwmmxt.md,
8536 config/arm/arm_neon.h, config/arm/unknown-elf.h,
8537 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
8538 config/arm/neon-testgen.ml, config/arm/arm.md,
8539 config/arm/xscale-coff.h, config/arm/pe.c,
8540 config/arm/arm-generic.md, config/arm/pe.h,
8541 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
8542 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
8543 config/arm/strongarm-elf.h, config/arm/cirrus.md,
8544 config/arm/netbsd-elf.h, config/arm/vxworks.h,
8545 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
8546 config/pa/predicates.md, config/pa/pa64-hpux.h,
8547 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
8548 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
8549 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
8550 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
8551 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
8552 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
8553 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
8554 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
8555 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
8556 config/pa/pa64-regs.h, config/pa/pa-modes.def,
8557 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
8558 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
8559 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
8560 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
8561 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
8562 config/mips/linux64.h, config/mips/elforion.h,
8563 config/mips/constraints.md, config/mips/generic.md,
8564 config/mips/predicates.md, config/mips/4300.md,
8565 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
8566 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
8567 config/mips/5k.md, config/mips/vr4120-div.S,
8568 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
8569 config/mips/mips-protos.h, config/mips/6000.md,
8570 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
8571 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
8572 config/mips/mips-modes.def, config/mips/vr.h,
8573 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
8574 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
8575 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
8576 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
8577 config/vax/openbsd1.h, config/vax/netbsd.h,
8578 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
8579 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
8580 config/h8300/rtems.h, config/h8300/predicates.md,
8581 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
8582 config/h8300/h8300.md, config/h8300/h8300.opt,
8583 config/h8300/coff.h, config/h8300/h8300-protos.h,
8584 config/v850/v850.md, config/v850/predicates.md,
8585 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
8586 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
8587 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
8588 config/mmix/mmix.h, config/mmix/predicates.md,
8589 config/mmix/mmix-protos.h, config/mmix/mmix.md,
8590 config/mmix/mmix.c, config/mmix/mmix.opt,
8591 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
8592 config/bfin/rtems.h, config/bfin/bfin-modes.def,
8593 config/bfin/predicates.md, config/bfin/bfin-protos.h,
8594 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
8597 2007-08-02 Richard Sandiford <richard@codesourcery.com>
8599 * emit-rtl.c (reset_used_decls): Rename to...
8600 (set_used_decls): ...this. Set the used flag rather than clearing it.
8601 (unshare_all_rtl_again): Update accordingly. Set flags on argument
8602 DECL_RTLs rather than resetting them.
8604 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
8606 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
8608 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8610 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
8611 argument to find_reloads_address.
8613 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
8615 PR tree-optimization/32919
8616 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
8617 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
8618 (coalesce_ssa_name): Call it.
8620 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8621 David Ung <davidu@mips.com>
8623 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
8624 (__mips16_unorddf2, __mips16_floatunsidf): New.
8625 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
8627 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
8629 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8631 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
8632 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
8633 * tree.h (OMP_SECTIONS_CONTROL): New macro.
8634 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
8635 * omp-low.c (get_ws_args_for, determine_parallel_type,
8636 expand_omp_for_generic, expand_omp_for_static_nochunk,
8637 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
8638 Work with more precise CFG.
8639 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
8640 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
8642 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
8643 * gimple-low.c (lower_stmt): Ditto.
8644 * tree-inline.c (estimate_num_insns_1): Ditto.
8645 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
8646 (OMP_SECTIONS_SWITCH): New.
8647 * tree-cfgcleanup.c (cleanup_omp_return): New.
8648 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
8649 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
8650 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
8651 (tree_redirect_edge_and_branch): Handle omp constructs.
8653 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
8654 with three arguments.
8656 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8658 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
8661 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8663 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
8664 the loop structures may need fixing.
8665 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
8667 (cleanup_tree_cfg_loop): Removed.
8668 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
8669 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
8670 instead of running cleanup_tree_cfg_loop.
8671 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
8672 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
8673 (tree_predictive_commoning): Declaration changed.
8674 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
8676 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8678 * doc/invoke.texi (l1-cache-size): Update documentation.
8679 (l2-cache-size): Document.
8680 * params.h (L2_CACHE_SIZE): New macro.
8681 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
8682 that L1_CACHE_SIZE is in kB now.
8683 (L2_CACHE_SIZE_BYTES): New macro.
8684 (tree_ssa_prefetch_arrays): Show size in kB.
8685 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
8686 and l2_cache_size fields.
8687 * config/i386/driver-i386.c (describe_cache): Detect cache size
8689 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
8690 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
8691 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
8692 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
8693 (override_options): Set l1-cache-size and l2-cache-size to default
8694 values if not specified otherwise.
8695 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
8696 (PARAM_L2_CACHE_SIZE): New.
8698 2007-08-01 Nigel Stephens <nigel@mips.com>
8699 David Ung <davidu@mips.com>
8700 Thiemo Seufer <ths@mips.com>
8701 Chris Dearman <chris@mips.com>
8702 Richard Sandiford <richard@codesourcery.com>
8704 * config.gcc (mips*-sde-elf*): New stanza.
8705 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
8706 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
8707 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
8708 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
8709 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
8710 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
8712 * config/mips/sde.h: New file.
8713 * config/mips/t-libgcc-mips16: Likewise.
8714 * config/mips/t-sde: Likewise.
8715 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
8716 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
8717 _MIPS_FPSET and _MIPS_SZINT.
8718 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
8719 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
8720 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
8721 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
8722 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8723 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8724 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
8725 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
8726 _MIPS_SZPTR and _MIPS_FPSET.
8727 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
8728 architecture is specified.
8729 (MIPS_32BIT_OPTION_SPEC): New macro.
8731 2007-07-31 Dan Hipschman <dsh@google.com>
8733 * gcc.c (end_going_arg): New function.
8734 (do_spec_2): Use it.
8735 (do_spec_1): Use it.
8737 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
8739 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
8740 only if ENABLE_CHECKING is defined.
8742 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
8744 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
8745 df_ru_add_problem, df_ru_get_bb_info): Removed.
8746 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
8747 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
8748 df_ru_free_bb_info, df_ru_alloc,
8749 df_ru_bb_local_compute_process_def,
8750 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
8751 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
8752 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
8753 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
8754 df_ru_add_problem): Removed.
8756 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8759 * pa.md (casesi32): Use match_scratch. Revise insn condition.
8760 (casesi32p, casesi64p): Likewise.
8761 (casesi): Adjust for above.
8763 2007-07-31 Richard Sandiford <richard@codesourcery.com>
8765 * mode-switching.c (create_pre_exit): Don't search past calls.
8767 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
8769 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
8771 2007-07-31 Revital Eres <eres@il.ibm.com>
8773 * ddg.c (add_deps_for_def): Rename to...
8774 (add_cross_iteration_register_deps): This. Change implementation
8775 to use only reaching def and def-use chains to construct the
8776 inter loop dependencies.
8777 (add_deps_for_use): Remove function.
8778 (build_inter_loop_deps): Call add_cross_iteration_register_deps
8779 function to build the inter loop dependencies.
8780 * modulo-sched.c (sms_schedule): Build only
8781 reaching def and def-use chains for the propose of the ddg
8784 2007-07-31 Julian Brown <julian@codesourcery.com>
8786 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
8787 New define_insns. Use correct RTL.
8788 (vec_set<mode>): Write as expander.
8790 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
8792 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
8793 to an unallocated space.
8795 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
8798 (split_constant_offset): Enable split_constant_offset to extract
8799 constants from other statements.
8800 * tree-vect-transform.c
8801 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
8802 to a temp var. Force base_offset to be simple.
8804 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
8806 * df-scan.c (df_scan_verify): Remove artificial limit on
8807 the number of blocks for verification.
8808 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
8809 df_simulate_defs): Avoid unnecessary insn checking for defs.
8811 2007-07-29 Mark Mitchell <mark@codesourcery.com>
8813 * config/m68k/lb1sf68.asm (FUNC): New macro.
8815 (__udivsi3): Likewise.
8816 (__divsi3): Likewise.
8817 (__umodsi3): Likewise.
8818 (__modsi3): Likewise.
8819 (__subdf3): Likewise.
8820 (__adddf3): Likewise.
8821 (__muldf3): Likewise.
8822 (__divdf3): Likewise.
8823 (__negdf2): Likewise.
8824 (__cmpdf2): Likewise.
8825 (__subsf3): Likewise.
8826 (__addsf3): Likewise.
8827 (__mulsf3): Likewise.
8828 (__divsf3): Likewise.
8829 (__negsf2): Likewise.
8830 (__cmpsf2): Likewise.
8831 (__eqdf2): Likewise.
8832 (__nedf2): Likewise.
8833 (__gtdf2): Likewise.
8834 (__gedf2): Likewise.
8835 (__ltdf2): Likewise.
8836 (__ledf2): Likewise.
8837 (__eqsf2): Likewise.
8838 (__nesf2): Likewise.
8839 (__gtsf2): Likewise.
8840 (__gesf2): Likewise.
8841 (__ltsf2): Likewise.
8842 (__lesf2): Likewise.
8844 2007-07-30 Ollie Wild <aaw@google.com>
8846 * c-ppoutput.c (print_lines_directives_only): New function.
8847 (scan_translation_unit_directives_only): New function.
8848 (preprocess_file): Add call to scan_translation_unit_directives_only.
8849 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
8850 (sanitize_cpp_opts): Add default flag_dump_macros setting for
8851 -fdirectives-only. Add errors for -fdirectives-only conflict with
8852 -Wunused-macros and -traditional.
8853 (finish_options): Add builtin macro initialization for
8854 -fdirectives-only + -fpreprocessed.
8855 * c.opt (fdirectives-only): New.
8856 * doc/cppopts.texi (fdirectives-only): New.
8858 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8860 * alias.c (record_set, memory_modified_1): Constify.
8861 * bt-load.c (note_btr_set): Likewise.
8862 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
8863 * combine.c (set_nonzero_bits_and_sign_copies,
8864 expand_field_assignment, record_dead_and_set_regs_1,
8865 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
8866 likely_spilled_retval_1): Likewise.
8867 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
8868 frv_io_handle_set): Likewise.
8869 * config/mips/mips.c (mips_sim_record_set,
8870 vr4130_true_reg_dependence_p_1): Likewise.
8871 * config/mt/mt.c (insn_dependent_p_1): Likewise.
8872 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
8873 * config/sh/sh.c (flow_dependent_p_1): Likewise.
8874 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
8875 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
8876 * ddg.c (mark_mem_store): Likewise.
8877 * df-problems.c (df_urec_mark_reg_change): Likewise.
8878 * function.c (update_epilogue_consts): Likewise.
8879 * gcse.c (record_set_info, record_last_set_info,
8880 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
8881 reg_clear_last_set): Likewise.
8882 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
8884 * jump.c (reversed_comparison_code_parts): Likewise.
8885 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
8886 reg_is_set): Likewise.
8887 * loop-iv.c (mark_altered): Likewise.
8888 * mode-switching.c (reg_becomes_live): Likewise.
8889 * optabs.c (no_conflict_move_test): Likewise.
8890 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
8892 * postreload.c (reload_combine_note_store, move2add_note_store):
8894 * regmove.c (flags_set_1): Likewise.
8895 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
8897 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
8899 * resource.c (update_live_status): Likewise.
8900 * rtl.h (set_of, note_stores): Likewise.
8901 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
8902 note_stores, parms_set): Likewise.
8903 * sched-rgn.c (sets_likely_spilled_1): Likewise.
8904 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
8906 * var-tracking.c (count_stores, add_stores): Likewise.
8908 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8910 * alias.c (mems_in_disjoint_alias_sets_p,
8911 fixed_scalar_and_varying_struct_p, aliases_everything_p,
8912 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
8913 write_dependence_p, mems_in_disjoint_alias_sets_p,
8914 read_dependence, true_dependence, canon_true_dependence,
8915 anti_dependence, output_dependence): Constify.
8916 * combine.c (extended_count): Likewise.
8917 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
8918 * cselib.c (get_value_hash, references_value_p,
8919 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
8920 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
8921 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
8922 * function.c (contains, prologue_epilogue_contains,
8923 sibcall_epilogue_contains): Likewise.
8924 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
8925 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
8926 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
8927 reg_or_subregno): Likewise.
8928 * recog.c (asm_noperands): Likewise.
8929 * reload1.c (function_invariant_p): Likewise.
8930 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
8931 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
8932 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
8933 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
8934 true_regnum, reg_or_subregno, condjump_in_parallel_p,
8935 extended_count, prologue_epilogue_contains,
8936 sibcall_epilogue_contains, function_invariant_p, true_dependence,
8937 canon_true_dependence, read_dependence, anti_dependence,
8938 output_dependence): Likewise.
8939 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
8941 2007-07-30 Julian Brown <julian@codesourcery.com>
8943 * config/arm/neon.md (V_ext): New mode attribute.
8944 (neon_vget_lane<mode>): Replace with define_expand.
8945 (neon_vget_lane<mode>_sext_internal)
8946 (neon_vget_lane<mode>_zext_internal): New define_insns for double
8947 and quad precision vectors.
8948 (neon_vget_lanedi): Add bounds check. Remove dead comment.
8949 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
8950 have typeless 32-bit result.
8952 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8955 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8957 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8958 use sizetype for rest.
8959 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8960 (aff_combination_convert): Don't convert rest for pointer types.
8962 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8964 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8966 * tree-ssa-alias.c: Add alloc-pool.h.
8967 (init_alias_info): Free alias_bitmap_obstack.
8968 (delete_alias_info): Call delete_mem_ref_stats.
8969 (get_mem_sym_stats_for): Use alloc_pool.
8970 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8971 (delete_mem_sym_stats): Removed.
8973 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8975 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8976 functions cannot be represented as classical distance vectors.
8978 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8980 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8981 * builtins.c (validate_arg, builtin_mathfn_code,
8982 validate_arglist): Likewise.
8983 * calls.c (call_expr_flags): Likewise.
8984 * combine.c (reg_nonzero_bits_for_combine,
8985 reg_num_sign_bit_copies_for_combine, get_last_value,
8986 reg_truncated_to_mode): Likewise.
8987 * emit-rtl.c (subreg_lowpart_p): Likewise.
8988 * expr.c (highest_pow2_factor_for_target,
8989 categorize_ctor_elements_1, categorize_ctor_elements,
8990 count_type_elements, contains_packed_reference,
8991 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8992 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8993 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8994 native_encode_int, native_encode_real, native_encode_complex,
8995 native_encode_vector, native_encode_expr, native_interpret_int,
8996 native_interpret_real, native_interpret_complex,
8997 native_interpret_vector, native_interpret_expr): Likewise.
8998 * function.c (use_register_for_decl): Likewise.
8999 * gimplify.c (get_name): Likewise.
9000 * langhooks-def.h (lhd_return_null_const_tree): New.
9001 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
9002 * langhooks.c (lhd_return_null_const_tree): New.
9003 * langhooks.h (lang_get_callee_fndecl): Constify.
9004 * output.h (constructor_static_from_elts_p): Likewise.
9005 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
9006 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
9007 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
9008 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
9009 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
9010 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
9011 * rtlhooks-def.h (reg_nonzero_bits_general,
9012 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
9014 * rtlhooks.c (reg_num_sign_bit_copies_general,
9015 reg_nonzero_bits_general, reg_truncated_to_mode_general):
9017 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
9018 * stor-layout.c (mode_for_size_tree): Likewise.
9019 * tree-ssa-loop-im.c (memref_eq): Likewise.
9020 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
9021 * tree.c (contains_placeholder_p, type_list_equal,
9022 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
9024 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
9025 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
9026 contains_placeholder_p, contains_packed_reference,
9027 get_callee_fndecl, operand_equal_for_phi_arg_p,
9028 warn_if_unused_value, is_body_block, native_encode_expr,
9029 native_interpret_expr, fold_convertible_p, operand_equal_p,
9030 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
9031 validate_arglist, simple_cst_equal, type_list_equal,
9032 use_register_for_decl, call_expr_flags, get_name,
9033 highest_pow2_factor): Likewise.
9034 (const_call_expr_arg_iterator_d,
9035 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
9036 first_const_call_expr_arg, more_const_call_expr_args_p,
9037 FOR_EACH_CONST_CALL_EXPR_ARG): New.
9038 * varasm.c (constructor_static_from_elts_p): Constify.
9040 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
9042 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
9043 config/arm/neon-schedgen.ml, config/arm/neon.ml,
9044 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
9045 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
9046 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
9047 tree-vect-transform.c, tree.def: Fix comment typos. Follow
9048 spelling conventions.
9049 * doc/invoke.texi: Follow spelling conventions.
9051 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
9052 Revital Eres <eres@il.ibm.com>
9054 * modulo-sched.c (sms_schedule): Avoid loops which includes
9055 auto-increment instructions.
9057 2007-07-28 Richard Guenther <rguenther@suse.de>
9060 * fold-const.c (fold_cond_expr_with_comparison): Convert
9061 operand zero of MIN/MAX_EXPR to correct type.
9063 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9065 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
9066 flags_from_decl_or_type): Constify.
9067 * gcc.c (do_spec_1): Likewise.
9068 * print-tree.c (dump_addr, print_node_brief): Likewise.
9069 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
9070 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
9071 tree_purge_all_dead_eh_edges): Likewise.
9072 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
9073 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
9075 * tree.c (expr_location, expr_has_location, expr_locus,
9076 expr_filename, expr_lineno, get_inner_array_type,
9077 fields_compatible_p): Likewise.
9078 * tree.h (get_inner_array_type, fields_compatible_p,
9079 expr_location, expr_has_location, expr_locus, expr_filename,
9080 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
9081 setjmp_call_p, alloca_call_p): Likewise.
9083 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
9085 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
9086 TV_FLOW_INSENSITIVE.
9088 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
9090 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
9091 (compute_flow_insensitive_aliasing): Ditto for
9092 TV_FLOW_INSENSITIVE.
9094 2007-07-27 Jan Hubicka <jh@suse.cz>
9096 * config/i386/i386.c (register_move_cost): Remove accidentally
9097 comitted #if 0 block.
9099 * attribs.c: Include hashtab.h
9100 (attribute_hash): New.
9101 (substring): New structure.
9102 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
9104 (init_attributes): Initialize attribute hash.
9105 (decl_attributes): Use attribute hash.
9106 * Makefile.in (attribs.c): Depend on hashtab.h.
9108 2007-07-27 Steve Ellcey <sje@cup.hp.com>
9110 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
9112 2007-07-27 Richard Sandiford <richard@codesourcery.com>
9114 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
9115 __mips_dspr2 and __mips_dsp_rev macros.
9116 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
9118 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
9120 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
9122 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9126 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
9127 and the updating of the live and do_not_gen sets.
9128 (df_note_bb_compute): Added updating of live and do_not_gen sets
9129 for regular defs so that the case of clobber inside conditional
9130 call is processed correctly.
9132 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9134 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
9135 operands with compatible type.
9137 2007-07-27 Richard Sandiford <richard@codesourcery.com>
9139 * expr.h (store_bit_field): Don't return a value.
9140 * expmed.c (check_predicate_volatile_ok): New function.
9141 (store_bit_field_1): New function, extracted from store_bit_field.
9142 Take a fallback_p argument and return true if the operation succeeded.
9143 Only use store_fixed_bit_field if fallback_p. Don't recompute
9144 mode_for_extraction; use op_mode instead. Try forcing memories
9145 into registers if the insv expander fails.
9146 (store_bit_field): Use store_bit_field_1 with fallback_p true.
9147 Don't return a value.
9148 (convert_extracted_bit_field): New function, extracted from
9150 (extract_bit_field_1): Likewise. Take a fallback_p argument
9151 and return NULL if the operation succeeded. Only use
9152 extract_fixed_bit_field if fallback_p. Only calculate one
9153 extraction mode. Combine code for extv and extzv. Try forcing
9154 memories into registers if the ext(z)v expander fails.
9155 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
9157 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
9159 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
9161 (df_ref): Likewise. Put regno with other integer fields.
9163 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
9165 * df.h (df_mw_hardreg): Remove "loc" field.
9166 * df-scan.c (df_ref_record): Don't set it. Remove redundant
9168 * df-problems.c (df_whole_mw_reg_unused_p): New function,
9169 split out from df_set_unused_notes_for_mw. Return false for
9170 partial references. Assert that mw_reg is a REG when returning true.
9171 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
9172 (df_whole_mw_reg_dead_p): New function, split out from
9173 df_set_dead_notes_for_mw. Return false for partial references.
9174 Assert that mw_reg is a REG when returning true.
9175 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
9176 Remove redundant bitmap check.
9178 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
9180 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
9181 ($(T)crtend.o): Likwise.
9182 ($(T)crtbeginS.o): Likwise.
9183 ($(T)crtendS.o): Likwise.
9184 ($(T)crtfastmath.o): Likwise.
9186 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
9188 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
9189 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
9190 * basic-block.h (struct control_flow_graph): Added x_dom_computed
9191 and x_n_bbs_in_dom_tree fields.
9193 2007-07-26 Steve Ellcey <sje@cup.hp.com>
9195 PR tree-optimization/32087
9196 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
9197 Do not call scale_bbs_frequencies_int with prob of zero.
9199 2007-07-26 Julian Brown <julian@codesourcery.com>
9201 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
9202 (neon_element_bits): Add prototypes.
9203 * config/arm/arm.c (bounds_check, neon_lane_bounds)
9204 (neon_const_bounds, neon_element_bits): New functions.
9205 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
9206 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
9207 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
9208 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
9209 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
9210 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
9211 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
9212 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
9213 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
9214 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
9215 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
9216 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
9217 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
9219 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
9221 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
9222 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
9224 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
9225 Julian Brown <julian@codesourcery.com>
9227 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
9228 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
9229 * config/arm/cortex-a8.md: New.
9230 * config/arm/cortex-a8-neon.md: New.
9231 * config/arm/neon-schedgen.ml: New.
9232 * config/arm/neon.md (vqh_mnem): New.
9234 (Is_float_mode): New.
9235 (Scalar_mul_8_16): New.
9237 (V_mode_nunits): New.
9238 (All instruction patterns): Annotate with neon_type attribute
9240 * config/arm/arm.md: Include cortex-a8.md.
9241 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
9243 Annotate instruction patterns accordingly.
9244 (generic_sched): Do not use generic scheduling for Cortex-A8.
9245 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
9247 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
9249 * fold-const.c (fold_read_from_constant_string): Use
9251 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9253 2007-07-26 Nick Clifton <nickc@redhat.com>
9255 * tree-ssa-operands.h: Change copyright header to refer to version
9256 3 of the GNU General Public License and to point readers at the
9257 COPYING3 file and the FSF's license web page.
9258 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
9259 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
9260 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
9261 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
9262 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
9263 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
9264 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
9265 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
9266 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
9267 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
9268 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
9269 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
9270 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
9271 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
9272 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
9273 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
9274 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
9275 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
9276 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
9277 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
9278 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
9279 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
9280 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
9281 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
9282 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
9283 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
9284 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
9285 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
9286 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
9287 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
9288 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
9289 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
9290 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
9291 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
9292 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
9293 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
9294 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
9295 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
9296 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
9297 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
9298 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
9299 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
9300 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
9301 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
9302 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
9303 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
9304 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
9305 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
9306 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
9307 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
9308 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
9309 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
9310 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
9311 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
9312 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
9313 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
9314 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
9315 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
9316 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
9317 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
9318 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
9319 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
9320 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
9321 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
9322 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
9323 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
9324 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
9325 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
9326 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
9327 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
9328 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
9329 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
9330 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
9331 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
9332 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
9333 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
9334 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
9335 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
9336 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
9337 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
9338 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
9339 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
9340 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
9341 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
9342 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
9343 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
9344 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
9345 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
9346 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
9347 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
9348 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
9349 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
9350 vecprim.h, basic-block.h, tree-ssa-structalias.c,
9351 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
9352 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
9353 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
9354 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
9355 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
9356 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
9357 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
9358 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
9359 convert.c, convert.h, langhooks-def.h, reload1.c,
9360 tree-ssa-operands.c: Likewise.
9362 2007-07-26 Jan Hubicka <jh@suse.cz>
9364 * tree-ssa-live.c: Include debug.h and flags.h.
9365 (mark_scope_block_unused): New function.
9366 (remove_unused_scope_block_p): New function.
9367 (remove_unused_locals): Remove unused blocks too.
9369 2007-07-25 Ian Lance Taylor <iant@google.com>
9371 * combine.c (combine_max_regno): Remove. Remove all uses.
9372 (struct reg_stat_struct): Rename from struct reg_stat.
9373 (reg_stat_type): Define, and declare VECs.
9374 (reg_stat): Change from pointer to VEC. Change all uses.
9375 (combine_split_insns): New static function.
9376 (try_combine, find_split_point): Call it instead of split_insns.
9378 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9380 * cfghooks.c (split_block): Fix the information about loop latch.
9382 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9384 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
9386 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9388 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9389 Scan the new edge for loop exit info.
9391 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
9393 * config/darwin.c: Include debug.h.
9395 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9398 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
9400 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9402 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
9403 (HARD_REGNO_MODE_OK): Ditto.
9404 (MODES_TIEABLE_P): Ditto.
9405 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9406 (CLASS_MAX_NREGS): Ditto.
9407 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
9408 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
9409 (divdf3_internal_thr): Removed.
9410 * config/ia64/div.md: New file.
9411 * config/ia64/constraints.md: Add H constraint.
9413 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9415 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
9416 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
9417 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
9418 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
9419 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
9420 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
9421 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
9422 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
9423 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
9424 dump_sbitmap_file, debug_sbitmap, popcount_table,
9425 sbitmap_popcount): Constify.
9426 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
9427 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
9428 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
9429 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
9430 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
9431 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
9432 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
9433 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
9434 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
9435 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
9436 sbitmap_popcount, sbitmap_verify_popcount): Constify.
9438 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9440 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
9441 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
9442 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
9443 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
9444 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
9445 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
9446 bitmap_intersect_p, bitmap_intersect_compl_p,
9447 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9448 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
9450 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
9451 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
9452 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
9453 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
9454 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9455 debug_bitmap, debug_bitmap_file, bitmap_print,
9456 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
9457 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
9459 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
9461 * config/darwin.c (darwin_override_options): Additional fix for
9462 debug info formats that don't support var tracking.
9464 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9466 * cselib.c (entry_and_rtx_equal_p): Constify.
9467 * gengtype.c (output_mangled_typename, write_types, write_local):
9469 * gengtype.h (const_type_p): New.
9470 * see.c (eq_descriptor_extension, hash_descriptor_extension):
9472 * tlink.c (scan_linker_output): De-constify.
9473 * tree-ssa-loop-im.c (memref_eq): Constify.
9474 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
9475 (shared_bitmap_hash, shared_bitmap_eq): Constify.
9477 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9479 * c-common.c (fname_as_string, c_type_hash): Constify.
9480 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9481 * cgraph.c (edge_hash, edge_eq): Likewise.
9482 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
9483 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
9484 reg_attrs_htab_eq): Likewise.
9485 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
9487 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
9488 const_decl_t, const_state_t, const_automata_list_el_t): New.
9489 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
9490 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
9491 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
9492 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
9493 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
9494 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
9495 compare_max_occ_cycle_nums, out_state_arcs_num,
9496 compare_transition_els_num, units_cmp, state_reservs_cmp):
9498 * genmodes.c (cmp_modes): Likewise.
9499 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
9500 * gimplify.c (compare_case_labels): Likewise.
9501 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
9502 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
9503 * matrix-reorg.c (mtt_info_hash): Likewise.
9504 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
9505 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
9506 (htab_hash_bucket, htab_hash_elem): Constify.
9507 * tree-browser.c (TB_parent_eq): Likewise.
9508 * tree-scalar-evolution.c (hash_scev_info): Likewise.
9509 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
9510 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
9511 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
9513 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
9514 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
9515 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
9516 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
9517 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
9519 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
9520 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
9521 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
9522 * tree-ssa-threadupdate.c (redirection_data_hash,
9523 redirection_data_eq): Likewise.
9524 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
9525 * tree-ssa.c (var_ann_eq): Likewise.
9526 * tree-vrp.c (compare_case_labels): Likewise.
9527 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
9528 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
9529 tree_not_check_failed, tree_class_check_failed,
9530 tree_range_check_failed, tree_not_class_check_failed,
9531 omp_clause_check_failed, omp_clause_range_check_failed,
9532 tree_contains_struct_check_failed, tree_operand_check_failed):
9534 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
9535 tree_not_check_failed, tree_class_check_failed,
9536 tree_range_check_failed, tree_not_class_check_failed,
9537 tree_operand_check_failed, omp_clause_operand_check_failed,
9538 tree_operand_length): Likewise.
9539 * var-tracking.c (const_variable): New.
9540 (variable_htab_hash, variable_htab_eq): Constify.
9541 * varasm.c (const_desc_hash): Likewise.
9543 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9545 * expr.c (handled_component_p): Constify.
9546 * fold-const.c (fit_double_type): Likewise.
9547 * real.h (real_value_from_int_cst): Likewise.
9548 * tree-flow-inline.h (gimple_in_ssa_p,
9549 gimple_aliases_computed_p, gimple_addressable_vars,
9550 gimple_call_clobbered_vars, gimple_referenced_vars,
9551 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
9552 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
9553 may_aliases, end_readonly_imm_use_p, has_zero_uses,
9554 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
9555 is_label_stmt, is_global_var, phi_ssa_name_p,
9556 factoring_name_p, is_call_clobbered, tree_common_ann,
9557 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
9558 unmodifiable_var_p, array_ref_contains_indirect_ref,
9559 ref_contains_array_ref, lookup_subvars_for_var,
9560 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
9561 gimple_mem_ref_stats): Likewise.
9562 * tree-flow.h (tree_common_ann, var_ann, function_ann,
9563 may_aliases, is_exec_stmt, is_label_stmt,
9564 ref_contains_array_ref, array_ref_contains_indirect_ref,
9565 var_can_have_subvars, overlap_subvar, is_call_clobbered,
9566 unmodifiable_var_p): Likewise.
9567 * tree-gimple.c (is_gimple_min_invariant): Likewise.
9568 * tree-gimple.h (is_gimple_min_invariant): Likewise.
9569 * tree.c (type_hash_list, attribute_hash_list, tree_size,
9570 cst_and_fits_in_hwi, real_value_from_int_cst,
9571 build_real_from_int_cst, integer_zerop, integer_onep,
9572 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
9573 tree_floor_log2, real_zerop, real_onep, real_twop,
9574 real_minus_onep, really_constant_p, purpose_member, chain_member,
9575 list_length, fields_length, int_size_in_bytes, bit_position,
9576 int_bit_position, byte_position, int_byte_position, expr_align,
9577 array_type_nelts, tree_node_structure,
9578 type_contains_placeholder_1, iterative_hash_pointer,
9579 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
9580 tree_map_base_eq, type_hash_list, type_hash_eq,
9581 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
9582 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
9583 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9584 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
9585 int_fits_type_p, get_containing_scope, decl_function_context,
9586 decl_type_context, omp_clause_operand_check_failed,
9587 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
9588 * tree.h (omp_clause_operand_check_failed, tree_size,
9589 build_real_from_int_cst, array_type_nelts, purpose_member,
9590 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
9591 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9592 is_attribute_p, check_qualified_type, expr_align,
9593 int_size_in_bytes, bit_position, int_bit_position, byte_position,
9594 int_byte_position, list_length, fields_length, initializer_zerop,
9595 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
9596 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
9597 tree_node_structure, handled_component_p, get_containing_scope,
9598 decl_function_context, decl_type_context, real_zerop,
9599 type_num_arguments, fit_double_type, really_constant_p,
9600 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
9601 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
9602 real_twop, real_minus_onep, int_cst_value): Likewise.
9604 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9606 * cfglayout.c (insn_scope, insn_line): Constify.
9607 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
9608 const_double_htab_hash, const_double_htab_eq,
9609 mem_attrs_htab_hash): Likewise.
9610 * loop-iv.c (biv_eq): Likewise.
9611 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
9612 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
9613 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
9615 * rtl-error.c (location_for_asm, diagnostic_for_asm,
9616 error_for_asm, warning_for_asm, _fatal_insn,
9617 _fatal_insn_not_found): Likewise.
9618 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
9619 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
9620 rtl_check_failed_type2, rtl_check_failed_code1,
9621 rtl_check_failed_code2, rtl_check_failed_code_mode,
9622 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
9623 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
9624 rtl_check_failed_type2, rtl_check_failed_code1,
9625 rtl_check_failed_code2, rtl_check_failed_code_mode,
9626 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
9627 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
9628 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
9629 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
9630 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
9631 rtx_unstable_p, get_integer_term, get_related_value,
9632 offset_within_block_p, reg_mentioned_p, count_occurrences,
9633 reg_referenced_p, reg_used_between_p, no_labels_between_p,
9634 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
9635 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
9636 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
9637 find_constant_src, find_reg_fusage, find_regno_fusage,
9638 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
9639 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
9640 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
9641 computed_jump_p, auto_inc_p, in_expr_list_p,
9642 remove_node_from_expr_list, loc_mentioned_in_p,
9643 label_is_jump_target_p, reversed_comparison_code_parts,
9644 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
9645 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
9646 print_inline_rtx): Likewise.
9647 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
9648 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
9649 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
9650 get_integer_term, get_related_value, offset_within_block_p,
9651 count_occurrences, reg_mentioned_p, no_labels_between_p,
9652 reg_used_between_p, reg_referenced_p, single_set_2,
9653 multiple_sets, set_noop_p, refers_to_regno_p,
9654 reg_overlap_mentioned_p, dead_or_set_p,
9655 covers_regno_no_parallel_p, covers_regno_p,
9656 dead_or_set_regno_p, find_reg_note, find_regno_note,
9657 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
9658 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
9659 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
9660 side_effects_p, may_trap_p_1, may_trap_p,
9661 may_trap_after_code_motion_p, may_trap_or_fault_p,
9662 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
9663 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
9664 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
9665 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
9666 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
9668 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
9669 warning_for_asm): Likewise.
9670 * tree.h (print_rtl): Likewise.
9671 * varasm.c (get_pool_mode): Likewise.
9673 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9675 * c-lex.c (c_lex_with_flags, lex_string): Constify.
9676 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
9677 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9678 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
9679 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
9680 * ddg.c (compare_sccs): Likewise.
9681 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
9682 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
9683 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
9684 decimal_do_fix_trunc, decimal_real_to_integer,
9685 decimal_real_to_integer2, decimal_real_maxval): Likewise.
9686 * dse.c (const_group_info_t): New.
9687 (invariant_group_base_eq, invariant_group_base_hash): Constify.
9688 * dwarf2out.c (const_dw_die_ref): New.
9689 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
9690 * tree-browser.c (TB_parent_eq): Likewise.
9691 * unwind-dw2-fde.c (__register_frame_info_bases,
9692 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
9693 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
9695 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
9696 * unwind-dw2.c (uw_frame_state_for): Likewise.
9697 * value-prof.c (histogram_hash, histogram_eq): Likewise.
9698 * value-prof.h (const_histogram_value): New.
9700 2007-07-25 Richard Sandiford <richard@codesourcery.com>
9702 * config/mips/mips.c (machine_function): Add
9703 initialized_mips16_gp_pseudo_p.
9704 (mips16_gp_pseudo_reg): Do not emit the initialization of
9705 mips16_gp_pseudo_rtx when being called from the gimple cost-
9706 calculation routines; emit it on the first use outside those
9709 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9711 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
9714 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
9715 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
9716 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
9717 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
9718 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
9719 Preserve const-ness of parameters through use of __typeof(),
9720 also constify and tidy.
9722 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
9723 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
9724 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
9725 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
9726 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
9727 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
9728 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
9729 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
9730 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
9732 2007-07-25 Julian Brown <julian@codesourcery.com>
9733 Mark Shinwell <shinwell@codesourcery.com>
9735 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
9736 (alpha_mangle_type): This.
9737 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9738 (TARGET_MANGLE_TYPE): Define this instead.
9739 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
9740 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
9741 (arm_init_neon_builtins): Fix comment.
9742 (arm_mangle_map_entry): New.
9743 (arm_mangle_map): New.
9744 (arm_mangle_type): New.
9745 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
9746 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9747 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9748 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9749 (TARGET_MANGLE_TYPE): Define this instead.
9750 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
9751 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9752 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9753 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9754 (TARGET_MANGLE_TYPE): Define this instead.
9755 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
9757 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
9758 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9759 (TARGET_MANGLE_TYPE): Define this instead.
9760 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
9761 (s390_mangle_type): This.
9762 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9763 (TARGET_MANGLE_TYPE): Define this instead.
9764 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
9765 (sparc_mangle_type): This.
9766 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9767 (TARGET_MANGLE_TYPE): Define this instead.
9768 * cp/mangle.c (write_type): Call mangle_type target hook on all
9769 types before mangling. Use original type, not main variant, as
9771 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
9772 (TARGET_MANGLE_TYPE): This.
9773 * target.h (gcc_target): Rename mangle_fundamental_type to
9775 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
9776 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
9778 2007-07-25 Julian Brown <julian@codesourcery.com>
9779 Paul Brook <paul@codesourcery.com>
9780 Joseph Myers <joseph@codesourcery.com>
9781 Mark Shinwell <shinwell@codesourcery.com>
9783 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
9784 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
9785 (with_fpu): Allow --with-fpu=neon.
9786 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9787 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9788 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
9789 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
9790 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
9791 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
9792 (neon_emit_pair_result_insn, neon_disambiguate_copy)
9793 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
9794 (output_move_neon): Add prototypes.
9795 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
9796 (all_fpus): Add FPUTYPE_NEON.
9797 (fp_model_for_fpu): Add NEON field.
9798 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
9799 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
9801 (arm_legitimate_address_p): Don't support fancy addressing for NEON
9803 (thumb2_legitimate_address_p): Likewise.
9804 (neon_valid_immediate): Recognize and prepare constants suitable for
9806 (neon_immediate_valid_for_move): New function. Recognize and prepare
9807 immediates for NEON move instructions.
9808 (neon_immediate_valid_for_logic): New function. Recognize and
9809 prepare immediates for NEON logic instructions.
9810 (neon_output_logic_immediate): New function. Create asm string
9811 suitable for outputting immediate logic instructions.
9812 (neon_pairwise_reduce): New function. Implement reduction using
9813 pairwise operations.
9814 (neon_expand_vector_init): New function. Expand a (possibly
9815 non-constant) vector initialization.
9816 (neon_vector_mem_operand): New function. Memory operands supported
9817 for quad-word loads/stores to/from ARM or NEON registers. Don't
9818 allow base+offset addressing for core regs.
9819 (neon_struct_mem_operand): New function. Valid mems for NEON
9821 (coproc_secondary_reload_class): Enable NEON registers to be loaded
9822 from neon_vector_mem_operand addresses without a secondary register.
9823 (add_minipool_forward_ref): Handle >8-byte minipool entries.
9824 (add_minipool_backward_ref): Likewise.
9825 (dump_minipool): Likewise.
9826 (push_minipool_fix): Likewise.
9827 (output_move_quad): New function. Output quad-word moves, loads and
9828 stores using ARM registers.
9829 (output_move_vfp): Add support for vectors in VFP (NEON) D
9831 (output_move_neon): Output a NEON load/store to/from a quadword
9833 (arm_print_operand): Implement new codes:
9834 - 'c' for unadorned integers (without a # sign).
9835 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
9837 - 'e', 'f' for the low and high D parts of a NEON Q register.
9838 - 'q' outputs a NEON Q register.
9839 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
9840 - 'T' prints NEON opcode features from a coded bitmask.
9841 - 'F' is similar to T, but signed/unsigned codes both print as
9843 - 't' is similar to T, but 'u' is printed instead of 'p'.
9844 - 'O' prints 'r' if NEON instruction should perform rounding (as
9845 specified by bitmask), else prints nothing.
9846 - '#' is a punctuation character to stop operand numbers from
9847 running together with following digits in the assembler
9848 strings for instructions (when using mode attributes).
9849 (arm_assemble_integer): Handle extra NEON vector modes. Permute
9850 constant vectors in big-endian mode, where necessary.
9851 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
9852 Handle EI, OI, CI, XI modes.
9853 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
9854 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
9855 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
9856 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
9857 (neon_builtin_type_bits): Add enumeration, one bit for each vector
9859 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
9860 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
9861 to turn v8qi, etc. into bits defined above.
9862 (neon_itype): New enumeration. Classifications of NEON builtins.
9863 (neon_builtin_datum): Define struct. Contains information about
9864 a single builtin (with multiple modes).
9865 (CF): Define helper macro for...
9866 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
9868 (neon_builtin_data): New array. Define information about builtins
9869 for use during initialization/expansion.
9870 (arm_init_neon_builtins): New function.
9871 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
9873 (neon_builtin_compare): New function.
9874 (locate_neon_builtin_icode): New function. Find an insn code for a
9875 builtin given a function code for that builtin. Also return type of
9876 builtin (NEON_BINOP, NEON_UNOP etc.).
9877 (builtin_arg): New enumeration. Types of arguments for builtins.
9878 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
9879 Takes a variable argument list of builtin_arg types, terminated by
9881 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
9882 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
9883 (neon_emit_pair_result_insn): New function. Support returning pairs
9884 of vectors via a pointer.
9885 (neon_disambiguate_copy): New function. Set up operands for a
9886 multi-word copy such that registers do not get clobbered.
9887 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
9888 ARM_BUILTIN_NEON_BASE.
9889 (arm_file_start): Set float-abi attribute for NEON.
9890 (arm_vector_mode_supported_p): Enable NEON vector modes.
9891 (arm_mangle_map_entry): New.
9892 (arm_mangle_map): New.
9893 (arm_mangle_vector_type): New.
9894 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
9896 (TARGET_NEON): New macro. Target supports NEON.
9897 (fputype): Add FPUTYPE_NEON.
9898 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
9899 for vectorization based on command-line arg.
9900 (NEON_REGNO_OK_FOR_NREGS): Define.
9901 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
9902 (VALID_NEON_STRUCT_MODE): Define.
9903 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
9904 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
9905 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
9906 (consttable_16): Add pattern for outputting 16-byte minipool
9908 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
9910 (vec-common.md, neon.md): Include md files.
9911 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
9912 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
9913 (memory_constraint "Ut", "Un", "Us"): Define.
9914 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
9915 (MMX_char): New mode attribute.
9916 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
9917 (*add<mode>3_iwmmxt): New insn pattern.
9918 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
9919 (*sub<mode>3_iwmmxt): New insn pattern.
9920 (mulv4hi3): Rename to...
9921 (*mulv4hi3_iwmmxt): This.
9922 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
9923 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
9924 (uminv4hi3, uminv2si3): Remove. Replace with...
9925 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
9926 (*umin<mode>3_iwmmxt): These.
9927 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
9928 (ashr<mode>3_iwmmxt): This new pattern.
9929 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
9930 (lshr<mode>3_iwmmxt): This new pattern.
9931 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
9932 (ashl<mode>3_iwmmxt): This new pattern.
9933 * config/arm/neon-docgen.ml: New file. Generate documentation for
9935 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
9936 * config/arm/arm_neon.h: New (autogenerated).
9937 * config/arm/neon-testgen.ml: New file. Generate NEON tests
9939 * config/arm/neon.md: New file. Define NEON instructions.
9940 * config/arm/neon.ml: New file. Abstract description of NEON
9941 instructions, used to generate arm_neon.h header, documentation and
9943 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
9944 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
9946 * doc/extend.texi (ARM Built-in Functions): Rename and remove
9948 (ARM NEON Intrinsics): New subsection.
9949 * doc/arm-neon-intrinsics.texi: New (autogenerated).
9951 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
9953 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
9956 2007-07-24 Jan Hubicka <jh@suse.cz>
9958 * regclass.c (move_table): New type.
9959 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9960 (init_move_cost): Break out from ...
9961 (init_reg_sets_1): ... here; simplify computation of
9962 have_regs-of_mode and contains_reg_of_mode.
9963 (record_reg_classes): Unswitch internal loops.
9964 (copy_cost): Trigger lazy initialization of move cost
9965 (record_address_regs): Likewise.
9967 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9969 * config/darwin.c (darwin_override_options): Don't force on
9970 flag_var_tracking_uninit when no debug info is requested.
9972 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9974 * cfgloop.c (init_loops_structure): New function.
9975 (flow_loops_find): Create root of the loop tree unconditionally.
9977 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9979 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9981 2007-07-24 Jan Hubicka <jh@suse.cz>
9983 * caller-save.c: Include ggc.h, gt-caller-save.h
9984 (reg_save_code, reg_restore_code): Rename to ...
9985 (cached_reg_save_code, cached_reg_restore_code): ... those.
9986 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9987 (reg_save_code, reg_restore_code): New functions.
9988 (init_caller_save): Do not intialize
9989 reg_save_code/reg_restore_code tables.
9990 * Makefile.in: (gt-caller-save.h): New.
9992 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9994 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9995 with the mode of the original operand instead of
9998 2007-07-23 Jan Hubicka <jH@suse.cz>
10000 * i386.c (ix86_secondary_memory_needed): Break out to...
10001 (inline_secondary_memory_needed): ... here.
10002 (ix86_memory_move_cost): Break out to ...
10003 (inline_memory_move_cost): ... here; add support for IN value of 2 for
10004 maximum of input and output; fix handling of Q_REGS on 64bit.
10005 (ix86_secondary_memory_needed): Microoptimize.
10007 2007-07-23 Sebastian Pop <sebpop@gmail.com>
10009 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
10010 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
10011 stmts_from_loop, known_dependences_p, build_rdg): New.
10012 * tree-data-ref.h: Depends on graphds.h.
10013 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
10014 (build_rdg): Declared.
10015 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
10017 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
10019 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
10022 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
10023 Jakub Jelinek <jakub@redhat.com>
10025 PR middle-end/PR28690
10026 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
10028 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
10029 and MEM_POINTER operands over REG and MEM operands.
10030 (swap_commutative_operands_p): Change return value to bool.
10031 * rtl.h: Update the corresponding prototype.
10032 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
10033 instead of gen_rtx_PLUS.
10034 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
10035 value to bool. Change function arguments to rtx's and update code
10037 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
10038 calls to match the new declaration.
10039 * simplify-rtx.c (simplify_associative_operation): Don't
10040 reorder simplify_binary_operation arguments.
10042 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10044 * config/mips/mips.c (override_options): Use mips_costs to derive
10045 the default branch cost.
10046 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
10048 * config/mips/mips.opt (mbranch-cost=): New option.
10049 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
10051 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10053 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
10054 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
10055 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
10056 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
10058 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10060 * config/mips/constraints.md (ks): New constraint.
10061 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
10062 (*add<mode>3_mips16): ...here.
10064 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
10066 * optabs.h (enum optab_index): Add new OTI_signbit.
10067 (signbit_optab): Define corresponding macro.
10068 (enum insn_code signbit_optab[]): Remove array.
10069 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
10070 (expand_copysign_absneg): If back end provides signbit insn, use it
10071 instead of bit operations on floating point argument.
10072 * builtins.c (enum insn_code signbit_optab[]): Remove array.
10073 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
10074 for availability of signbit insn.
10076 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
10077 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
10078 SSE mode is not active.
10079 (isinf<mode>2): Disable for mfpmath=sse,387.
10081 2007-07-22 Ben Elliston <bje@au.ibm.com>
10083 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
10085 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
10087 2007-07-20 Richard Guenther <rguenther@suse.de>
10089 * tree-cfg.c (verify_expr): COND_EXPRs can have any
10090 integral typed condition.
10091 * tree-ssa.c (useless_type_conversion_p): Do not preserve
10092 booleanness. Only preserve conversions from a non-base
10093 type to a base type, not in general between types with
10094 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
10095 * tree.def (COND_EXPR): Document that the condition
10096 can be of any integral type.
10098 2007-07-20 Nigel Stephens <nigel@mips.com>
10099 Richard Sandiford <richard@codesourcery.com>
10101 * config/mips/mips.h (mips_dwarf_regno): Declare.
10102 (DBX_REGISTER_NUMBER): Remove redundant brackets.
10103 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
10104 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
10105 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
10106 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
10107 (REG_CLASS_NAMES): Update accordingly.
10108 * config/mips/mips.c (mips_dwarf_regno): New array.
10109 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
10110 (mips_subword): Remove special handling for accumulator registers.
10111 (override_options): Initiailize mips_dwarf_regno. Remove use
10113 (mips_swap_registers): New function.
10114 (mips_conditional_register_usage): Swap accumulator registers
10115 around if TARGET_LITTLE_ENDIAN.
10116 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
10117 * config/mips/constraints.md (h, l): Use the endianness to choose
10118 between MD0_REG and MD1_REG.
10119 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
10120 alternative-dependent template.
10122 2007-07-20 Richard Sandiford <richard@codesourcery.com>
10124 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
10127 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10129 * function.c (thread_prologue_and_epilogue_insns): Fix exit
10130 predecessor fallthru flags.
10132 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10134 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
10135 of compare to the same type.
10136 * cfgloopmanip.c (add_loop): Update information about loop exits.
10137 (loop_version): Remove the innermost loop requirement.
10138 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
10139 to sizetype for pointers.
10141 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
10143 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
10144 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
10145 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
10147 * config/dfp-bit.c: Empty for TFmode conversions.
10149 2007-07-18 Caroline Tice <ctice@apple.com>
10151 * var-tracking.c (find_src_status): Check for COND_EXEC insns
10152 and handle them correctly; check that src is not NULL before
10154 (find_src_set_src): Likewise.
10156 2007-07-18 Bob Wilson <bob.wilson@acm.org>
10158 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
10159 (struct alignment_context, init_alignment_context): New.
10160 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
10161 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
10162 (XCHAL_HAVE_S32C1I): Likewise.
10163 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
10164 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
10165 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
10166 (ATOMIC, HQI): New macros.
10167 (memory_barrier, *memory_barrier): New.
10168 (sync_lock_releasesi): New.
10169 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
10170 (sync_lock_test_and_set<mode>): New.
10171 (sync_<atomic><mode>): New.
10172 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
10173 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
10174 (xtensa_expand_atomic): New.
10176 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10180 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
10181 transformation for builtin ISNORMAL.
10182 (expand_builtin): Handle BUILT_IN_ISNORMAL.
10183 * builtins.def (BUILT_IN_ISNORMAL): New.
10184 * doc/extend.texi: Document isnormal.
10186 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10190 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
10191 optabs infrastructure. Provide generic implementation for
10193 (expand_builtin): Handle FINITE/ISFINITE.
10194 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
10195 (fold_builtin_1): Likewise.
10197 * builtins.def (BUILT_IN_ISFINITE): New.
10199 * doc/extend.texi: Document isfinite.
10201 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10204 PR middle-end/20558
10206 * builtins.c (expand_builtin_interclass_mathfn): Provide a
10207 generic fallback for isinf.
10208 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
10209 calculation code ...
10210 * real.c (get_max_float): ... to here.
10211 * real.h (get_max_float): New.
10213 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10215 PR middle-end/32668
10217 * builtin-attrs.def (ATTR_TYPEGENERIC,
10218 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
10220 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
10221 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
10222 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
10223 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
10225 * c-common.c (handle_type_generic_attribute): New.
10226 (c_common_attribute_table): Add "type generic".
10228 * c-typeck.c (convert_arguments): Handle "type generic" functions.
10230 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
10232 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
10233 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
10236 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
10239 * config/cris/cris.c (cris_print_index): Don't use XEXP before
10240 checking that the operand is an expression.
10242 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
10243 Danny Smith <dannysmith@users.sourceforge.net>
10246 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
10247 file mapping object in local namespace if Windows version later
10250 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10252 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
10253 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
10254 arm_cannot_force_const_mem.
10255 (arm_cannot_force_const_mem): New function.
10256 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
10257 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
10258 of arm_tls_referenced_p.
10259 * config/arm/arm.md (movsi): Split out-of-section constants when
10260 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
10261 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10263 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10265 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
10267 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10269 * config/mips/mips.md (*extendqihi2): Convert the destination
10272 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10274 * config/pa/fptr.c: Update license header.
10275 * config/pa/milli64.S: Likewise.
10277 2007-07-17 Nick Clifton <nickc@redhat.com>
10279 * COPYING_v3: New file. Contains version 3 of the GNU General
10281 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
10282 Lesser General Public License.
10283 * doc/include/gpl_v3.texi: New file. Contains version 3 of
10284 the GNU General Public License.
10286 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
10288 PR rtl-optimization/32773
10289 * cfglayout.c (force_one_exit_fallthru): New function.
10290 (cfg_layout_finalize): Use it.
10292 2007-07-16 Richard Guenther <rguenther@suse.de>
10293 Uros Bizjak <ubizjak@gmail.com>
10295 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
10296 before forcing it to gimple operand.
10298 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10299 David Ung <davidu@mips.com>
10301 * config/mips/mips.h (TUNE_24K): Define.
10302 (TUNE_MACC_CHAINS): Add TUNE_24K.
10303 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
10305 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
10306 (r74k_int_madd): .. this new reservation.
10307 (define_bypass): Fixed bypasses for r74k_int_madd to use
10308 mips_linked_madd_p.
10309 * config/mips/24k.md (define_bypass): Define new
10310 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
10312 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10313 Nigel Stephens <nigel@mips.com>
10315 * config/mips/mips.md: Include 20kc.md.
10316 * config/mips/20kc.md: New file.
10317 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
10318 (mips_adjust_cost): Tweak for 20Kc.
10319 (mips_issue_rate): Likewise.
10320 * config/mips/mips.h (TUNE_20KC): Define.
10322 2007-07-16 David Edelsohn <edelsohn@gnu.og>
10324 * config/rs6000/rs6000.c (struct processor_cost): Add
10325 cache_line_size, l1_cache_lines, and simultaneous_prefetches
10327 (*_cost): Add cache information.
10328 (rs6000_override_options): Set cache parameters.
10330 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10333 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
10334 * doc/install.texi (mips-sgi-irix6): pthread support works now.
10336 2007-07-16 Paul Brook <paul@codesourcery.com>
10339 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
10340 (cirrus_thumb2_movsi_insn): Ditto.
10342 2007-07-15 Geoffrey Keating <geoffk@apple.com>
10344 * config/rs6000/darwin-fallback.c (interpret_libc): Change
10345 CR2_REGNO to R_CR2.
10347 2007-07-15 Andrew Haley <aph@redhat.com>
10349 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
10350 before looking in the context.
10352 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10354 PR middle-end/32398
10355 PR middle-end/32769
10356 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
10357 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
10358 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
10359 (pa_output_function_prologue): Use rp_saved and
10360 current_function_is_leaf to generate .CALLINFO statement.
10361 (hppa_expand_prologue): Set rp_saved.
10362 (hppa_expand_epilogue): Use rp_saved.
10363 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
10364 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
10366 2007-07-14 Dirk Mueller <dmueller@suse.de>
10368 * omega.c (coalesce): Fix memory leak on early exit.
10369 * matrix-reorg.c (check_allocation_function): Likewise.
10370 * tree-vect-transform.c (vect_get_new_vect_var): free result
10372 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10373 pass pointer to edge vector
10374 (partition_hot_cold_basic_blocks): Fix memory leak.
10375 * collect2.c (prefix_from_string): Free temporary storage.
10376 * reload1.c (fixup_abnormal_edges): Free sbitmap.
10378 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
10380 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
10381 (DO_GLOBAL_DTORS_BODY): Likewise.
10383 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
10384 Nigel Stephens <nigel@mips.com>
10386 * config/mips/mips.c (mips_classify_symbol): Don't return
10387 SYMBOL_SMALL_DATA for constant pool addresses if
10388 TARGET_EMBEDDED_DATA is true.
10390 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
10392 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
10393 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
10394 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
10395 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
10396 __builtin_ia32_storehps, __builtin_ia32_storelps,
10397 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
10398 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
10399 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
10400 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
10401 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
10402 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
10403 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
10404 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
10405 using def_builtin_const.
10407 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
10409 PR tree-optimization/32705
10410 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
10411 (simplify_binary_expression): Use SSA_VAL consistently.
10413 2007-07-13 David Edelsohn <edelsohn@gnu.org>
10415 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
10416 (SPEFSCR_REGNO): Delete definition.
10417 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
10418 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10419 * config/rs6000/rs6000.h: Do not define *_REGNO.
10420 LINK_REGISTER_REGNUM -> LR_REGNO.
10421 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10422 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
10423 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10424 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
10425 R_VRSAVE, R_VSCR. Use them.
10426 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
10427 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
10428 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
10429 * config/rs6000/aix.h: Define R_LR. Use it.
10431 2007-07-13 Caroline Tice <ctice@apple.com>
10433 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
10434 flag_var_tracking is explicitly turned off (i.e. when variable
10435 tracking is not feasible); otherwise, turn flag_var_tracking on when
10436 flag_var_tracking_uninit is on.
10437 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
10438 note definitions, to allow recording of initialization status in the
10440 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
10441 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
10442 determine if two note locations are equal.
10443 (output_loc_list): Don't output list entries whose start & end labels
10445 (reg_loc_descriptor): Add parameter for initialization status; pass it
10446 to other loc descriptor functions.
10447 (one_reg_loc_descriptor): Add parameter for initialization status;
10448 check its value and add DW_OP_GNU_uninit to returned loc descr if
10450 (multiple_reg_loc_descriptor): Add parameter for initialization
10452 pass init status argument to other loc descriptor functions; check
10453 value of intialization parameter and add DW_OP_GNU_uninit to returned
10454 loc descr if appropriate.
10455 (based_loc_descr): Add parameter for initialization status; add new
10456 variable for return value; check value of initialization parameter and
10457 add DW_OP_GNU_uninit to returned loc descr if appropriate.
10458 (concatn_mem_loc_descriptor): Add parameter for initialization status;
10459 pass init status argument to other loc descriptor functions; check
10460 value of intialization parameter and add DW_OP_GNU_uninit to returned
10461 loc descr if appropriate.
10462 (mem_loc_descriptor): Likewise.
10463 (concat_loc_descriptor): Likewise.
10464 (concatn_loc_descriptor): Likewise.
10465 (loc_descriptor): Add parameter for initialization status; pass it as
10466 argument to other loc descriptor function calls.
10467 (loc_descriptor_from_tree_1): Add appropriate initialization status
10468 to loc descriptor function calls.
10469 (add_location_or_const_value_attribute): Get initialization status
10470 from VAR_LOCATION note; add initialization status to loc descriptor
10472 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
10473 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
10474 status is uninitialized, add "[uninint]" to output.
10475 * common.opt (fvar-tracking-uninit): New option, similar to
10476 fvar-tracking, to turn on tracking of uninitialized variables; creates
10477 a new global flag, flag_var_tracking_uninit.
10478 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
10479 (enum var_init_status): New type, for var initialization status field.
10480 * var-tracking.c (struct location_chain_def): Two new fields, init,
10481 for initialization status, and set_src for the assignment value expr.
10482 (unshare_variable): New parameter for initialization status;
10483 initialize new init and set_src fields.
10484 (var_reg_set): New parameters for initialization status and value;
10485 pass them to set_variable_part.
10486 (var_mem_set): Likewise.
10487 (get_init_value): New function.
10488 (var_reg_delete_and_set): New initialization status & value
10489 parameters; add call to get_init_value if status is unknown; pass new
10490 parameters to clobber_variable_part and var_reg_set.
10491 (var_mem_delete_and_set): Likewise.
10492 (var_reg_delete): Pass null set_src value to clobber_variable_part.
10493 (var_mem_delete): Likewise.
10494 (variable_union): Pass status to unshare_variable; initialize new init
10495 and set_src fields. If flag_var_tracking_uninit is not set, force
10496 status to initialized.
10497 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
10498 used later to get the set_src value.
10499 (find_src_status): New function.
10500 (find_src_set_src): New function.
10501 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
10502 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
10503 MO_SET, get set_src value and pass it to var_reg_delete_and_set
10504 and var_mem_delete_and_set.
10505 (dump_variable): Print out "[uninit]" if appropriate.
10506 (set_variable_part): Add new initialization and set_src parameters;
10507 pass status to unshare_variable; set node->init and node- >set_src
10508 fields and modify slot in hash table appropriately; save the init and
10509 set_src values if appropriate and assign to the new node.
10510 (clobber_variable_part): New set_src parameter; if two nodes have
10511 same variable and same location but different set_src (assignment)
10512 values, clobber old node.
10513 (delete_variable_part): Pass init status to unshare_variable.
10514 (emit_note_insn_var_location): Add initialized var; assign var's init
10515 status to new 'initialized'; pass new init status field to calls to
10516 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
10517 status to initialized.
10518 (emit_notes_in_bb): Pass initialization status to calls to
10519 var_reg_set, var_mem_set, var_reg_delete_and_set and
10520 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
10521 var_reg_delete_and_set and var_mem_delete_and_set; call
10522 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
10523 make up for change in add_stores.
10524 (vt_add_function_parameters): Add status to calls to
10526 * config/darwin.c (darwin_override_options): Turn on uninitialized
10527 tracking automatically, if var_tracking is on and the system is
10530 2007-07-13 Sa Liu <saliu@de.ibm.com>
10532 * config.gcc: Add options for arch and tune on SPU.
10533 * config/spu/predicates.md: Add constant operands 0 and 1.
10534 * config/spu/spu-builtins.def: Add builtins for double precision
10535 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
10536 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
10538 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
10540 * config/spu/spu-protos.h: Add new function prototypes.
10541 * config/spu/spu.c (spu_override_options): Check options -march and
10543 (spu_comp_icode): Add comparison code for DFmode and vector mode.
10544 (spu_emit_branch_or_set): Use the new code for DFmode and vector
10546 (spu_const_from_int): New. Create a vector constant from 4 ints.
10547 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
10548 (spu_emit_vector_compare): New. Emit vector compare.
10549 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
10550 * config/spu/spu.h: Add options -march and -mtune. Define processor
10551 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
10552 CANONICALIZE_COMPARISON.
10553 * config/spu/spu.md: Add new insns for double precision compare
10554 and double precision vector compare. Add vcond and smax/smin patterns
10555 to enable DFmode vector conditional expression.
10556 * config/spu/spu.opt: Add options -march and -mtune.
10557 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
10558 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
10559 both CELL and CELLEDP targets: spu_testsv.
10560 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
10563 2007-07-13 Richard Guenther <rguenther@suse.de>
10565 PR tree-optimization/32721
10566 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
10567 TREE_THIS_VOLATILE on the folded reference.
10568 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
10569 if the array reference has TREE_THIS_VOLATILE set.
10571 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
10574 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
10576 2007-07-13 Andreas Schwab <schwab@suse.de>
10578 * gengtype-lex.l: Allow declarations to be indented.
10580 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10582 * ginclude/tgmath.h: New.
10583 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
10584 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
10585 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
10586 * configure: Regenerate.
10588 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10590 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
10591 correct index when setting register save state for xd
10594 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10596 * config/sh/sh.c (mark_use): Remove.
10598 2007-07-12 Paul Brook <paul@codesourcery.com>
10600 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
10601 reg does not overlap return value.
10603 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
10605 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
10606 (set_expression_vuses): Ditto.
10607 (init_pre): Initialize expression_vuses.
10609 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10611 * config/i386/sse.md (storentdf, storentsf): New.
10613 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10615 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
10617 * tree.c (build_decl_stat): Move code from here...
10618 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
10619 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
10620 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
10621 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
10622 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
10625 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10626 Devang Patel <dpatel@apple.com>
10628 PR tree-optimization/25413
10629 * targhooks.c (default_builtin_vector_alignment_reachable): New.
10630 * targhooks.h (default_builtin_vector_alignment_reachable): New.
10631 * tree.h (contains_packed_reference): New.
10632 * expr.c (contains_packed_reference): New.
10633 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
10634 (vect_enhance_data_refs_alignment): Call
10635 vector_alignment_reachable_p.
10636 * target.h (vector_alignment_reachable): New builtin.
10637 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
10638 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
10639 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
10641 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10643 * target.h (builtin_vectorization_cost): Add new target builtin.
10644 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
10645 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
10646 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
10647 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
10648 uninitialized variables.
10649 * tree-vect-transform.c (cost_for_stmt): New function.
10650 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
10651 using cost 1 for all scalar stmts. Be less conservative when
10652 estimating the number of prologue/epulogue iterations. Call
10653 targetm.vectorize.builtin_vectorization_cost. Return
10654 min_profitable_iters-1.
10655 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
10656 initialization cost instead of TARG_VEC_STMT_COST. Use
10657 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
10658 epilogue code. Fix epilogue cost computation.
10659 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
10660 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
10661 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
10662 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
10663 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
10664 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
10666 2007-07-12 Richard Guenther <rguenther@suse.de>
10668 * gimplify.c (gimplify_conversion): Make sure that the result
10669 from maybe_fold_offset_to_reference is trivially convertible
10670 to the desired type before doing the simplification.
10671 (gimplify_expr): Likewise.
10672 * fold-const.c (fold_binary): Use the correct types for
10673 building the simplified expression.
10675 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10677 PR rtl-optimization/32729
10678 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
10679 that fallthru to exit.
10681 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
10683 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
10684 (symDTPOFF2reg): Likewise.
10686 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
10688 PR tree-optimization/32663
10690 * tree.h (VALUE_HANDLE_VUSES): Remove.
10691 (struct tree_value_handle): Remove vuses.
10693 * tree-vn.c (create_value_handle_for_expr): Don't set
10694 VALUE_HANDLE_VUSES.
10696 * tree-ssa-pre.c (expression_vuses): New.
10697 (alloc_expression_id): Set up expression_vuses.
10698 (get_expression_vuses): New.
10699 (set_expression_vuses): Ditto.
10700 (clear_expression_ids): Modify for expression_vuses.
10701 (phi_translate_1): Ditto.
10702 (phi_translate_set): Ditto.
10703 (value_dies_in_block_x): Ditto
10704 (valid_in_sets): Ditto.
10705 (add_to_sets): Ditto.
10706 (find_existing_value_expr): Ditto.
10707 (create_value_handle_for_expr): Ditto.
10708 (make_values_for_stmt): Ditto.
10709 (vuse_equiv): Remove.
10711 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
10713 * Makefile.in (mostlyclean): Remove object files.
10715 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10717 * toplev.c (no_new_pseudos): Deleted.
10718 * rtl.h (no_new_pseudos): Deleted.
10719 * tree-pass.h (pass_no_new_pseudos): Deleted.
10720 * passes.c (pass_no_new_pseudos): Deleted.
10721 * final.c (rest_of_clean_state): Removed no_new_pseudos.
10722 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
10723 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
10725 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
10726 * rtlhooks.c (gen_lowpart_general): Ditto.
10727 * optabs.c (prepare_operand): Ditto.
10728 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
10730 * modulo-sched.c (rest_of_handle_sms): Ditto.
10731 * see.c (rest_of_handle_see): Ditto.
10732 * ifcvt.c (if_convert): Ditto.
10733 (gate_handle_if_after_combine): Replaced no_new_pseudos with
10735 * init-regs.c (gate_initialize_regs): Deleted set of
10737 * lower-subreg.c (decompose_multiword_subregs): Ditto.
10738 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
10739 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
10741 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10744 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
10745 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
10746 (*vec_extractv2di_1_rex64): New insn pattern.
10748 2007-07-11 David Daney <ddaney@avtrex.com>
10750 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
10751 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
10752 for SIGNAL_UNWIND_RETURN_COLUMN.
10753 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
10754 (DWARF_FRAME_REGNUM): Rewrite.
10755 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
10757 2007-07-11 Nick Clifton <nickc@redhat.com>
10759 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
10760 delta and use gen_int_mode in place of GET_INT instead.
10762 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10764 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
10767 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
10769 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
10770 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
10772 * params.h (VERIFY_CANONICAL_TYPES): Remove.
10773 (USE_CANONICAL_TYPES): New.
10774 * doc/invoke.texi (verify-canonical-types): Remove.
10775 (use-canonical-types): Add.
10777 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
10779 * config/spu/spu.c (spu_optimization_options): Remove setting of
10780 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
10781 (spu_override_options): Move it here.
10783 2007-07-11 Richard Sandiford <richard@codesourcery.com>
10785 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
10786 * config/mips/mips.c (mips_cpu_info_table): Mention
10787 MIPS_ISA_LEVEL_SPEC in the comment.
10789 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10791 PR tree-optimization/32713
10792 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
10794 2007-07-11 Paolo Carlini <pcarlini@suse.de>
10796 PR middle-end/30482
10797 * c-opts.c (c_common_post_options): Do not change flag_complex_method
10798 conditional to flag_isoc99.
10799 (c_common_init_options): Do it here, unconditionally.
10801 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10803 PR tree-optimization/32589
10804 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
10805 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
10806 * tree-ssa-propagate.c (valid_gimple_expression_p): New
10807 predicate, extracted from...
10808 (set_rhs): ...here. Call it for the expression on entry.
10809 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
10810 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
10811 (simplify_binary_expression): Use valid_gimple_expression_p
10812 to validate the simplification.
10813 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
10815 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
10817 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
10818 DWARF2_DEBUG on 32 bit target too.
10819 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
10821 2007-07-11 Nick Clifton <nickc@redhat.com>
10823 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
10824 version for 64-bit hosts.
10826 2007-07-10 David Daney <ddaney@avtrex.com>
10828 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
10830 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
10832 * config/mips/mips.c (mips_expand_synci_loop): New function.
10833 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
10834 (UNSPEC_RDHWR): Same.
10835 (UNSPEC_SYNCI): Same.
10836 (UNSPEC_SYNC): Same.
10837 (clear_cache): New expand.
10841 (clear_hazard): Same.
10842 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
10844 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
10845 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
10847 2007-07-10 Ian Lance Taylor <iant@google.com>
10849 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
10852 2007-07-10 David Daney <ddaney@avtrex.com>
10854 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
10855 * builtins.c (expand_builtin___clear_cache): New function.
10856 (expand_builtin): Call expand_builtin___clear_cache for
10857 BUILT_IN_CLEAR_CACHE case.
10858 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
10859 * doc/md.texi (clear_cache): Document new instruction pattern.
10860 * testsuite/gcc.dg/builtins-64.c: New test.
10862 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
10864 * config/cris/cris.md ("movsi"): Fix typo in last change.
10866 2007-07-09 Geoffrey Keating <geoffk@apple.com>
10869 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
10871 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
10872 * varasm.c (assemble_start_function): Honor DECL_ALIGN
10873 for FUNCTION_DECLs. Don't use align_functions_log if
10875 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
10876 even for FUNCTION_DECLs.
10877 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
10879 * tree.h (DECL_ALIGN): Update for new location of 'align'.
10880 (DECL_FUNCTION_CODE): Update for new location and name of
10882 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
10883 (struct tree_decl_common): Move 'align' and 'off_align' out
10884 of union, ensure they're still on a 32-bit boundary. Remove
10885 other fields in union 'u1'.
10886 (struct tree_function_decl): Add field 'function_code' replacing
10887 'u1.f' in tree_decl_common.
10888 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
10889 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
10890 (Variable Attributes): Cross-reference 'aligned' attribute
10891 to Function Attributes.
10892 * flags.h (force_align_functions_log): Delete.
10893 * toplev.c (force_align_functions_log): Delete.
10895 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
10898 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
10899 (*vec_concatv2di_rex): New insn pattern.
10901 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10904 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
10906 2007-07-10 Ian Lance Taylor <iant@google.com>
10908 Replace no_new_pseudos in backends.
10909 * rtl.h (can_create_pseudo_p): Define.
10910 * config/darwin.c (machopic_indirect_data_reference): Use
10911 can_create_pseudo_p () instead of no_new_pseudos.
10912 (machopic_indirect_data_reference): Likewise.
10913 (machopic_legitimize_pic_address): Likewise.
10914 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
10915 (alpha_emit_set_const_1): Likewise.
10916 (alpha_emit_set_const): Likewise.
10917 (alpha_emit_conditional_move): Likewise.
10918 (alpha_split_conditional_move): Likewise.
10919 * config/alpha/alpha.md (various splitters): Likewise.
10921 * config/arm/arm.c (legitimize_pic_address): Likewise.
10922 (arm_load_pic_register): Likewise.
10923 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
10924 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
10925 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
10926 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
10927 * config/cris/cris.md (movsi): Likewise.
10928 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
10929 (symGOTOFF2reg_hilo): Likewise.
10930 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
10931 * config/h8300/h8300.md (insv, extzv): Likewise.
10932 * config/i386/i386.c (ix86_expand_move): Likewise.
10933 (ix86_expand_vector_move): Likewise.
10934 (ix86_prepare_fp_compare_args): Likewise.
10935 (ix86_expand_carry_flag_compare): Likewise.
10936 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
10937 (tls_dynamic_gnu2_combine_32): Likewise.
10938 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
10939 * config/ia64/ia64.c (ia64_expand_move): Likewise.
10940 (ia64_expand_movxf_movrf): Likewise.
10941 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
10942 (m32c_split_move): Likewise.
10943 (m32c_expand_insv): Likewise.
10944 * config/m68k/m68k.md (movsi): Likewise.
10945 * config/mips/mips.c (mips_force_temporary): Likewise.
10946 (mips_split_symbol): Likewise.
10947 (mips_move_integer): Likewise.
10948 (mips_legitimize_const_move): Likewise.
10949 * config/mn10300/mn10300.md (movsi): Likewise.
10950 * config/pa/pa.c (emit_move_sequence): Likewise.
10951 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10952 (rs6000_got_register): Likewise.
10953 (create_TOC_reference): Likewise.
10954 (rs6000_machopic_legitimize_pic_address): Likewise.
10955 * config/rs6000/rs6000.md (add<mode>3): Likewise.
10956 (various splitters): Likewise.
10957 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10958 (movsi_got): Likewise.
10959 * config/s390/s390.c (emit_symbolic_move): Likewise.
10960 * config/s390/s390.md (movhi, movqi): Likewise.
10961 (load_multiple, store_multiple): Likewise.
10962 * config/score/score.c (score_force_temporary): Likewise.
10963 * config/sh/sh.c (prepare_move_operands): Likewise.
10964 (prepare_cbranch_operands): Likewise.
10965 (emit_fpu_switch): Likewise.
10966 (fpscr_set_from_mem): Likewise.
10967 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10968 (adddi3, subsi3): Likewise.
10969 (various splitters): Likewise.
10970 (divsi_inv_fp_combine): Likewise.
10971 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10972 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10974 * config/sh/predicates.md (xor_operand): Likewise.
10975 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10976 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10977 (movdi_pic_label_ref): Likewise.
10978 * config/spu/spu.c (spu_split_immediate): Likewise.
10979 * config/alpha/alpha.md (various splitters): Remove test
10980 !no_new_pseudos || reload_completed.
10981 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10983 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10984 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10985 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10986 * config/score/score.c (th_output_mi_thunk): Likewise.
10987 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10988 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10990 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10992 PR rtl-optimization/32664
10993 * mode-switching.c (create_pre_exit): Skip barrier insns.
10995 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10997 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10998 force_gimple_operand_bsi.
10999 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
11000 rewrite_use_compare): Ditto.
11001 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
11003 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
11004 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
11005 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
11006 * tree-profile.c (prepare_instrumented_value,
11007 tree_gen_interval_profiler, tree_gen_pow2_profiler,
11008 tree_gen_one_value_profiler, tree_gen_ic_profiler,
11009 tree_gen_ic_func_profiler, tree_gen_average_profiler,
11010 tree_gen_ior_profiler): Ditto.
11011 * tree-ssa-reassoc.c (negate_value): Ditto.
11012 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
11013 Use force_gimple_operand_bsi.
11014 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
11015 * tree-if-conv.c (add_to_dst_predicate_list,
11016 find_phi_replacement_condition): Ditto.
11017 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
11018 Call mark_symbols_for_renaming for new statements.
11019 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
11021 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
11023 * cfghooks.c (remove_edge): New function.
11024 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
11026 * cfghooks.h (remove_edge): Declare.
11027 * cfg.c (remove_edge): Renamed to remove_edge_raw.
11028 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
11030 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
11032 * optabs.h: Added declaration for signbit_optab.
11033 * optabs.c: (init_optabs): Added initialization for signbit_optab.
11034 * genoptinit.c (optabs): Added entry for signbit insns.
11035 * builtins.c (expand_builtin_signbit): Added code to use a signbit
11036 insn, if available.
11037 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
11038 * config/s390/s390.md (signbit<mode>2): New expander.
11040 2007-07-09 Richard Guenther <rguenther@suse.de>
11042 PR middle-end/32698
11043 * fold-const.c (fold_plusminus_mult_expr): Move constant
11044 arguments second to allow decomposing.
11046 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
11049 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
11051 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11052 Disregard DECL_FROM_INLINE.
11054 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
11057 * doc/invoke.texi: Add ftree-reassoc flag.
11058 * common.opt (ftree-reassoc): New flag.
11059 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
11060 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
11062 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
11064 PR tree-optimization/32681
11065 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
11066 saved in second_edge->aux when first_bb is a loop header.
11068 2007-07-09 Jan HUbicka <jh@suse.cz>
11070 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
11072 2007-07-09 Richard Guenther <rguenther@suse.de>
11074 * c-decl.c (start_function): Do not promote return type.
11076 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
11078 * function.c (do_warn_unused_parameter): Do not warn if
11079 TREE_NO_WARNING is set.
11081 2007-07-08 Andreas Schwab <schwab@suse.de>
11083 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
11085 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
11088 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
11090 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
11091 apply to assembly language, too.
11092 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
11094 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
11096 Revert (note the sccvn portions are *not* reverted)
11097 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
11099 Fix PR tree-optimization/23488
11101 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
11103 * tree-flow-inline.h (get_value_handle): Ditto.
11104 * tree-ssa-pre.c (decl_vh_map): New.
11105 (decl_node_pool): New.
11106 (can_value_number_operation): Support DECL_P.
11107 (can_PRE_operation): Ditto.
11108 (create_expression_by_pieces): Ditto.
11109 (find_existing_value_expr): Modify to differnetiate between
11110 addressing and top level.
11111 (create_value_handle_for_expr): Handle DECL's.
11112 (poolify_tree): Ditto.
11113 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
11114 (make_values_for_stmt): Handle DECL's properly.
11115 (init_pre): Reorg to not init useless things during FRE.
11117 * tree-flow.h: Include pointer-set.h.
11118 (decl_vh_map): Declare.
11119 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
11121 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
11123 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
11124 the constraint description.
11125 * doc/md.texi: Update documentation of AVR constraints.
11127 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
11129 * auto-inc-dec.c, config/arm/arm.c,
11130 config/m32r/constraints.md, config/mips/mips.md,
11131 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
11132 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
11133 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
11134 typos. Follow spelling conventions.
11135 * doc/invoke.texi, doc/rtl.texi: Fix typos.
11137 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11138 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11140 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
11141 realloc_vuse): Remove.
11142 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
11145 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
11147 Fix PR tree-optimization/23488
11149 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
11150 (try_to_simplify): Ditto.
11151 (visit_use): Ditto.
11152 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
11154 * tree-flow-inline.h (get_value_handle): Ditto.
11155 * tree-ssa-pre.c (decl_vh_map): New.
11156 (decl_node_pool): New.
11157 (can_value_number_operation): Support DECL_P.
11158 (can_PRE_operation): Ditto.
11159 (create_expression_by_pieces): Ditto.
11160 (find_existing_value_expr): Modify to differnetiate between
11161 addressing and top level.
11162 (create_value_handle_for_expr): Handle DECL's.
11163 (poolify_tree): Ditto.
11164 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
11165 (make_values_for_stmt): Handle DECL's properly.
11166 (init_pre): Reorg to not init useless things during FRE.
11168 * tree-flow.h: Include pointer-set.h.
11169 (decl_vh_map): Declare.
11170 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
11172 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
11174 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
11175 apply to assembly language, too.
11176 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
11178 2007-07-06 Ian Lance Taylor <iant@google.com>
11179 Zack Weinberg <zackw@panix.com>
11181 PR middle-end/32441
11182 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
11184 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11186 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
11187 (prefetch): Likewise if "pref" would be used.
11189 2007-07-06 Josh Conner <jconner@apple.com>
11191 PR middle-end/32602
11192 PR middle-end/32603
11193 * calls.c (store_one_arg): Handle arguments which are partially
11194 on the stack when detecting argument overlap.
11196 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
11198 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
11199 chosen during find_reloads.
11201 2007-07-06 Richard Guenther <rguenther@suse.de>
11203 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
11204 TYPE_ARG_TYPES for verification of argument types. Use
11205 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
11206 parameters as variable arguments.
11208 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
11210 * libgcc2.h (word_type): Type definition removed.
11211 (cmp_return_type, shift_count_type): Type definitions added.
11212 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
11213 replaced with shift_count_type.
11214 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
11216 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
11217 changed from word_type to Wtype.
11218 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
11219 replaced with shift_count_type.
11220 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
11222 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
11223 and libgcc_shift_count attribute added.
11224 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
11225 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
11226 (TARGET_INITIALIZER): New target hooks added.
11227 * targhooks.c (default_libgcc_cmp_return_mode,
11228 default_libgcc_shift_count_mode): Default implementations for the new
11229 target hooks added.
11230 * targhooks.h (default_libgcc_cmp_return_mode,
11231 default_libgcc_shift_count_mode): Function prototypes added.
11232 * target.h (struct gcc_target): Fields for the new target hooks added.
11233 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
11235 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
11238 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
11239 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
11241 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
11242 s390_libgcc_shift_count_mode): Functions added.
11243 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
11244 Target hooks defined.
11246 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11248 * config/mips/mips.c (compute_frame_size): Restore the original
11249 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
11250 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
11251 Document why the difference is needed.
11253 2007-07-06 Richard Guenther <rguenther@suse.de>
11255 * c-common.c (boolean_increment): Use correctly typed
11258 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11260 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
11261 the topmost argument register is not also included in the save mask.
11262 (mips16e_collect_argument_save_p): Take a pointer to the argument
11263 register, rather than a pointer to the number of arguments.
11264 (mips16e_collect_argument_saves): Only include argument saves
11265 that aren't in the register mask.
11267 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
11269 PR rtl-optimization/32450
11270 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
11271 to ensure that instructions are not moved into the prologue when
11272 profiling is on. Remove unused prologue_end variable.
11273 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
11274 as a scheduling barrier.
11276 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
11279 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11280 Disregard DECL_FROM_INLINE.
11282 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
11284 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
11285 IORing with a constant.
11287 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
11289 PR rtl-optimization/32475
11290 * df-scan.c (df_def_record_1): Add a use of the stack pointer
11291 for every definition of the stack pointer.
11293 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
11295 * arm.c (vfp3_const_double_index): Copy signed results of
11296 REAL_VALUE_TO_INT into unsigned vars.
11298 2007-07-05 Richard Guenther <rguenther@suse.de>
11300 PR middle-end/32639
11301 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
11303 * tree-ssa.c (useless_type_conversion_p): Check canonical
11306 2007-07-05 Anatoly Sokolov <aesok@post.ru>
11308 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
11309 zero_extendhisi2): Change to define_insn_and_split.
11310 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
11312 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
11314 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
11315 pass_match_asm_constraints): New.
11316 * passes.c (init_optimization_passes): Add new pass.
11317 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
11318 * function.h (struct function): Add has_asm_statement bit.
11319 (current_function_has_asm_statement): New.
11320 * tree-pass.h (pass_match_asm_constraints): New.
11322 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
11324 * config/mips/mips.c (mips_file_start): Avoid declaration
11327 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11329 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
11331 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
11333 * rtl.def (NOTE): Change print format string to print
11334 operand 5 as a note insn name.
11336 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11337 David Ung <davidu@mips.com>
11339 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
11340 * doc/invoke.texi: (MIPS Options): Document them.
11342 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11343 David Ung <davidu@mips.com>
11345 Add support for SmartMIPS ASE.
11347 * optabs.c (expand_binop_directly): New, broken out from...
11348 (expand_binop): Here. Make it try rotating in the other
11349 direction even when the second operand isn't constant.
11350 * config/mips/mips.md (*lwxs): New.
11351 * config/mips/mips.opt (msmartmips): New.
11352 * config/mips/mips.c (mips_lwxs_address_p): New.
11353 (mips_rtx_costs): Make it recognize scaled indexed addressing.
11354 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
11355 __mips_smartmips when compiling for TARGET_SMARTMIPS.
11356 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
11357 (ISA_HAS_LWXS): New.
11358 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
11359 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
11360 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
11361 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
11362 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
11363 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
11364 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
11366 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11368 * tree-vectorizer.c (new_loop_vec_info): Initialize
11369 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11370 * tree-vectorizer.h (_loop_vec_info): Added new filed
11371 min_profitable_iters.
11372 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
11373 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
11374 * tree-vect-analyze.c (vect_analyze_operations): Set
11375 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11376 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
11377 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
11378 Fix calculation of peel_iters_prologue. Move consideration of epilogue
11379 and prologue cost to after they are computed.
11380 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
11381 TARG_VEC_STMT_COST.
11382 (vect_model_simple_cost): Takes additional argument dt. Consider cost
11383 of creating vectors from scalars according to dt.
11384 (vect_model_store_cost): Likewise.
11385 (vectorizable_call): Use dt array instead of scalar dt. Call
11386 vect_model_simple_cost with additional argument dt.
11387 (vectorizable_assignment): Likewise.
11388 (vectorizable_operation): Likewise.
11389 (vectorizable_type_demotion): Likewise.
11390 (vectorizable_type_promotion): Likewise.
11391 (vectorizable_store): Use dt array instead of scalar dt. Call
11392 vect_model_store_cost with additional argument dt.
11393 (vect_do_peeling_for_loop_bound): Don't call
11394 vect_estimate_min_profitable_iters. Instead, lookup
11395 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
11396 "may not be profitable".
11398 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11401 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
11402 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
11403 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
11404 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
11406 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
11408 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
11409 addressing modes cheaper.
11411 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
11413 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
11414 (dw_ranges_struct): Rename block_num to num. Adjust.
11415 (dw_ranges_by_label_struct): New.
11416 (ranges_by_label, ranges_by_label_allocated,
11417 ranges_by_label_in_use): New variables.
11418 (add_ranges_num): Factored most of the code out of...
11419 (add_ranges): ... this one. Rewrite in terms of the former.
11420 (add_ranges_by_labels): New.
11421 (output_ranges): Output by-label ranges.
11422 (dwarf2out_finish): Output range for multiple-section
11423 compile_unit. Output standard DW_AT_low_pc in addition to
11424 unexpected DW_AT_entry_pc.
11426 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
11428 PR tree-optimization/32604
11429 PR tree-optimization/32606
11431 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
11432 (compute_antic_safe): Removed.
11433 (ANTIC_SAFE_LOADS): Ditto.
11434 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
11435 (execute_pre): Don't call compute_antic_safe.
11436 (vuse_equiv): New function.
11437 (make_values_for_stmt): Use it
11438 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
11441 2007-07-04 Anatoly Sokolov <aesok@post.ru>
11444 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
11445 rather than a decl.
11446 (avr_attribute_table): Make "naked" attribute apply to function types
11447 rather than to decls.
11448 (avr_handle_fntype_attribute): New function.
11450 2007-07-04 Joseph Myers <joseph@codesourcery.com>
11452 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
11455 2007-07-04 David Ung <davidu@mips.com>
11456 Joseph Myers <joseph@codesourcery.com>
11458 * config/mips/mips.md (type): Add logical, signext and move.
11459 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
11460 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
11461 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
11462 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
11463 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
11464 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
11465 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
11466 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
11467 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
11468 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
11469 movv2sf_hardfloat_64bit): Use the new types.
11470 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
11471 *movdf_softfloat, *movdf_mips16): Use "multi".
11472 (extendqihi2): Replace with a define_expand.
11473 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
11474 Based on extend<SHORT:mode><GPR:mode>2 patterns.
11475 * config/mips/74k.md (r74k_int_logical): New reservation and
11477 (r74k_int_arith): Remove "slt".
11478 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
11479 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
11480 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
11481 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
11482 reservations for "arith".
11484 2007-07-04 Richard Guenther <rguenther@suse.de>
11486 * tree-ssa.c (useless_type_conversion_p): Add handling for
11487 scalar float and vector types. Only call the types_compatible_p
11488 langhook for aggregate types as last resort. Follow the
11491 2007-07-04 Richard Guenther <rguenther@suse.de>
11493 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
11494 the same as NOP_EXPR.
11496 2007-07-04 Nick Clifton <nickc@redhat.com>
11498 * target.h (struct gcc_target): Add target_help field.
11499 * target-def.h (TARGET_HELP): New.
11500 (TARGET_INITIALIZER): Use TARGET_HELP.
11501 * opts.c (command_handle_option): Invoke target_help function, if
11502 defined, when the user has specified --target-help on the command
11504 * doc/invoke.texi: Mention that --target-help might print
11505 additional information.
11506 * doc/tm.texi: Document TARGET_HELP hook.
11508 * arm.c (TARGET_HELP): Override default definition.
11509 (arm_target_help): New - display a wrapped list of cores and
11510 architectures supported.
11512 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
11514 * config/v850/v850.c (expand_prologue): Make sure
11515 GEN_INT() argument is sign extended rather than zero extended.
11516 (expand_epilogue): Likewise.
11517 (output_move_double): Delete.
11518 * config/v850/v850-protos.h (output_move_double): Delete.
11519 * config/v850/v850.md (movdi): Delete.
11520 (*movdi_internal): Delete.
11522 (*movdf_internal): Delete.
11524 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11526 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
11527 unless compiling RTP PIC.
11529 2007-07-04 Richard Guenther <rguenther@suse.de>
11531 PR tree-optimization/32482
11532 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
11533 original ssa name if we didn't find a shift expression.
11534 Fix shift constant for bit zero test.
11536 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11538 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
11540 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11542 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
11543 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
11544 * config/arm/vxworks.h (ASM_SPEC): Delete.
11545 (SUBTARGET_EXTRA_ASM_SPEC): Define.
11547 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11549 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
11550 (DDR_REVERSED_P): New.
11551 * tree-data-ref.c (initialize_data_dependence_relation,
11552 build_classic_dist_vector): Set DDR_REVERSED_P.
11554 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11556 PR middle-end/32457
11557 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
11558 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
11559 init_omega_for_ddr_1): Use non conservative number of iterations
11561 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
11562 (analyze_siv_subscript): Remove FIXME and reinitialization of
11563 last_conflicts to chrec_dont_know.
11564 * testsuite/gfortran.dg/vect/pr32457.f90: New.
11566 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11568 * tree.c (maybe_canonicalize_argtypes): Improve description.
11570 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11572 * tree.c (maybe_canonicalize_argtypes): New.
11573 (build_function_type): Set canonical type.
11574 (build_method_type_directly): Ditto.
11575 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
11578 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11580 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
11582 (rewrite_use_nonlinear_expr): Likewise.
11584 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
11586 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
11588 2007-07-04 Ben Elliston <bje@au.ibm.com>
11590 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
11593 * c-objc-common.c (c_types_compatible_p): Fix indentation.
11595 * doc/tm.texi (Run-time Target): Capitalise "CPU".
11596 (Exception Handling): Likewise.
11598 2007-07-03 Jan Hubicka <jh@suse.cz>
11600 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
11602 2007-07-03 Eric Christopher <echristo@apple.com>
11604 * doc/cppopts.texi: Add conflicting option note to -dM.
11605 * doc/invoke.texi: Add note about possible conflicts with
11606 -E for -dCHARS and note that -dM will not produce
11607 any results if there is no machine dependent reorg.
11609 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11611 * tree.h (DECL_ALIGN): Back out previous change.
11613 2007-07-03 Joseph Myers <joseph@codesourcery.com>
11615 * configure.ac: Test for .dtprelword support on MIPS.
11616 * configure, config.in: Regenerate.
11617 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
11618 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
11620 2007-07-03 Julian Brown <julian@codesourcery.com>
11622 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
11623 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
11624 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
11625 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
11627 (all_fpus): Add FPUTYPE_VFP3.
11628 (fp_model_for_fpu): Add VFPv3 field.
11629 (arm_rtx_costs_1): Give cost to VFPv3 constants.
11630 (vfp3_const_double_index): New function. Return integer index of
11631 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
11633 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
11634 and argument represents a valid RTX for a VFPv3 constant.
11635 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
11637 (vfp_emit_fstmd): Similar, for fstmd.
11638 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
11639 constants, represented as integer indices.
11640 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
11641 VFP_REGNO_OK_FOR_DOUBLE macros.
11642 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
11643 (arm_file_start): Set float-abi attribute for VFPv3, and output
11644 correct ".fpu" assembler directive.
11645 (arm_dbx_register_numbering): Add FIXME.
11646 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
11647 (fputype): Add FPUTYPE_VFP3.
11648 (FIXED_REGISTERS): Add 32 registers for D16-D31.
11649 (CALL_USED_REGISTERS): Likewise.
11650 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
11651 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
11652 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
11653 (D7_VFP_REGNUM): New.
11654 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
11655 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
11656 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
11657 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
11658 (REG_ALLOC_ORDER): Adjust for VFPv3.
11659 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
11660 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
11661 VFP_LO_REGS, VFP_HI_REGS.
11662 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
11663 (IS_VFP_CLASS): Define macro.
11664 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
11666 (REGISTER_MOVE_COST): Likewise.
11667 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
11668 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
11669 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
11670 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
11671 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
11672 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
11673 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
11674 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
11675 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
11676 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
11677 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
11678 where appropriate for single-word registers.
11679 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
11680 As above. Fix type attributes.
11681 * config/arm/constraints.md (register_contraint "t"): Define.
11682 (register_constraint "w"): Change to D0-D15, or D0-D31 for
11684 (register_constraint "x"): Define.
11685 (constraint "Dv"): Define.
11687 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11689 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
11691 2007-07-03 Tom Tromey <tromey@redhat.com>
11693 * c-parser.c (objc_pq_context): Removed.
11694 (objc_need_raw_identifier): Likewise.
11695 (c_parser) <objc_pq_context>: New field.
11696 <objc_need_raw_identifier>: Likewise.
11697 (OBJC_NEED_RAW_IDENTIFIER): Removed.
11698 (c_lex_one_token): Update.
11699 (c_parser_objc_protocol_definition): Update.
11700 (c_parser_objc_method_definition): Update.
11701 (c_parser_objc_methodproto): Update.
11702 (c_parser_declspecs): Update.
11704 2007-07-03 David Ung <davidu@mips.com>
11706 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
11708 2007-07-03 David Ung <davidu@mips.com>
11709 Richard Sandiford <richard@codesourcery.com>
11711 * doc/invoke.texi: Document -march=74kf3_2.
11712 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
11713 (TUNE_74K): Check for it.
11714 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
11715 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
11716 * config/mips/mips.md (cpu): Add 74kf3_2.
11717 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
11718 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
11719 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
11720 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
11721 74kf3_2 to the CPU list.
11722 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
11723 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
11724 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
11725 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
11726 (r74kf3_2_fxfer_from_c1): New insn reservations.
11728 2007-07-03 Richard Sandiford <richard@codesourcery.com>
11729 David Ung <davidu@mips.com>
11731 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
11732 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
11733 and 74k[fx]. Document aliases for the new options.
11734 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
11735 (PROCESSOR_24KF2_1): ...this.
11736 (PROCESSOR_24KX): Rename to...
11737 (PROCESSOR_24KF1_1): ...this.
11738 (PROCESSOR_74KF): Rename to...
11739 (PROCESSOR_74KF2_1): ...this.
11740 (PROCESSOR_74KX): Rename to...
11741 (PROCESSOR_74KF1_1): ...this.
11742 (TUNE_74K): Update PROCESSOR_* names.
11743 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
11744 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
11745 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
11746 (mips_rtx_cost_data): Update processor names in comments.
11747 (mips_issue_rate): Update PROCESSOR_* names.
11748 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
11749 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
11750 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
11751 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
11752 Update cpu attribute names.
11753 (r24k_fpu_iss): Rename this reservation to...
11754 (r24kf2_1_fpu_iss): ...this and update all uses.
11755 (r24kx_fpu_iss): Rename this reservation to...
11756 (r24kf1_1_fpu_iss): ...this and update all uses.
11757 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
11758 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
11759 Update cpu attribute names.
11761 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
11763 * config/m32r/constraints.md: New file.
11764 * config/m32r/m32r.c: Include tm-constrs.h.
11765 (small_data_operand): Use satisfies_constraint_* instead of macro.
11766 (addr24_operand, gen_compare): Likewise.
11767 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
11768 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
11769 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11770 EXTRA_CONSTRAINT): Likewise.
11771 * config/m32r/m32r.md: Include constraints.md.
11772 (*movsi_insn): Use satisfies_constraint_* instead of macro.
11773 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
11774 * config/m32r/predicates.md (conditional_move_operand): Likewise.
11775 (two_insn_const_operand, int8_operand, uint16_operand,
11776 reg_or_int16_operand, reg_or_uint16_operand,
11777 reg_or_cmp_int16_operand, cmp_int16_operand,
11778 seth_add3_operand): Likewise.
11780 2007-07-03 Eric Christopher <echristo@gmail.com>
11782 * libgcc2.h: Conditionally declare __bswapsi2 and
11785 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
11787 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
11790 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11793 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
11794 (__gthrw_pragma): Provide default definition.
11795 (__gthrw2): Use it.
11796 * gthr-posix.c (__gthrw_pragma): Define.
11798 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
11800 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
11801 before declaring inequality.
11803 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
11805 * combine.c (recog_for_combine): Log the success or failure of
11806 matching new insn patterns against the machine description in
11809 2007-07-03 Revital Eres <eres@il.ibm.com>
11811 * ddg.c (print_sccs): New function.
11812 (check_sccs): New function.
11813 (create_ddg_all_sccs): Use it.
11814 * ddg.h (print_sccs): Declare.
11815 * modulo-sched.c (sms_order_nodes): Call print_sccs.
11817 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
11819 * targhooks.h (default_mode_for_suffix): New function declaration.
11820 * targhooks.c (default_mode_for_suffix): New default target hook.
11821 * target.h (struct c): New structure in the targetm struct.
11822 (mode_for_suffix): New target hook as part of struct c.
11823 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
11824 default_mode_for_suffix.
11825 (TARGET_C): New define.
11826 * c-lex.c: Include "target.h".
11827 (interpret_float): Use targetm.c.mode_for_suffix to determine
11828 the mode for a given non-standard suffix.
11829 Makefile.in (c-lex.o): Depend on $(TARGET_H).
11831 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
11832 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
11834 * doc/extend.texi (Floating Types): New node. Document __float80 and
11835 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
11837 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11840 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
11841 predicate instead of target_operand.
11842 (divsi3_i1_media, divsi3_media_2): Likewise.
11844 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
11846 * tree.h (alias_sets_might_conflict_p): Rename into
11847 alias_sets_must_conflict_p.
11848 * alias.c (alias_sets_might_conflict_p): Likewise.
11849 (alias_sets_conflict_p): Use it.
11850 (objects_must_conflict_p): Likewise.
11851 * c-common.c (strict_aliasing_warning): Adjust.
11853 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11855 * rtlhooks.c (gen_lowpart_if_possible): Check for
11856 invalid subreg before calling gen_lowpart_SUBREG.
11858 2007-07-02 Geoffrey Keating <geoffk@apple.com>
11860 * config/darwin9.h: Add copyright notice.
11861 (LINK_COMMAND_SPEC): Add comment.
11862 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
11863 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
11864 DARWIN_LIBSYSTEM_HAS_UNWIND.
11866 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11869 * omp-low.c (check_combined_parallel): New function.
11870 (lower_omp_parallel): Call it via walk_stmts, set
11871 OMP_PARALLEL_COMBINED if appropriate.
11872 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
11873 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
11874 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
11875 don't consider it as combined parallel.
11877 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11879 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11880 (gcc_tooldir): Likewise.
11881 * configure: Regenerate.
11882 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11883 old configure.ac gcc_tooldir setting.
11884 (prefix_to_exec_prefix): New variable.
11885 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11886 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11888 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
11890 Fix PR tree-optimization/32583
11891 Fix PR tree-optimization/32584
11892 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
11893 (phi_translate_set): Use phi_translate directly now.
11894 (make_values_for_stmt): Don't value number RHS if we already know
11897 2007-07-02 Steve Ellcey <sje@cup.hp.com>
11898 Jim Wilson <wilson@specifix.com>
11901 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
11904 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
11905 Richard Sandiford <richard@codesourcery.com>
11906 Nigel Stephens <nigel@mips.com>
11908 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
11909 (mips16e_output_save_restore): Declare.
11910 (mips16e_save_restore_pattern_p): Likewise.
11911 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
11912 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
11913 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
11914 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
11915 (BITSET_P): New global macro, extracted from...
11916 (mips_for_each_saved_reg): ...here.
11917 (mips16e_save_restore_info): New struct.
11918 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
11919 (mips16e_save_restore_regs): New variable.
11920 (mips_split_plus, mips16e_find_first_register): New functions.
11921 (mips16e_mask_registers): New function.
11922 (compute_frame_size): Expand the commentary before the function.
11923 Enforce the MIPS16e save and restore register range restrictions.
11924 Pad the general register save area at the low end.
11925 (mips16e_save_restore_reg, mips16e_build_save_restore)
11926 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
11927 (mips16e_output_save_restore, mips16e_collect_propagate_value)
11928 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
11930 (mips_expand_prologue, mips_expand_epilogue): Handle
11931 GENERATE_MIPS16E_SAVE_RESTORE.
11932 * config/mips/mips.md (*mips16e_save_restore): New pattern.
11934 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
11936 PR tree-optimization/31966
11937 PR tree-optimization/32533
11938 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
11939 "basic_block" description as its third argument. Update function
11940 calls to get destination bb from "edge" argument. Save "cond" into
11941 aux field of the edge. Update prototype for changed arguments.
11942 (if_convertible_loop_p): Clear aux field of incoming edges if bb
11944 (find_phi_replacement_condition): Operate on incoming edges, not
11945 on predecessor blocks. If there is a condition saved in the
11946 incoming edge aux field, AND it with incoming bb predicate.
11947 Return source bb of the first edge.
11948 (clean_predicate_lists): Clean aux field of outgoing node edges.
11949 (tree_if_conversion): Do not initialize cond variable. Move
11950 variable declaration into the loop.
11951 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
11952 initializations of new_stmt, arg0 and arg1 variables.
11954 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11956 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11957 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11959 2007-07-02 Richard Guenther <rguenther@suse.de>
11961 * tree-ssa.c (useless_type_conversion_p): Document
11962 future intent as defining the middle-end type system.
11963 Re-structure to call langhook last, group by type class,
11964 mark questionable parts.
11966 2007-07-02 Richard Guenther <rguenther@suse.de>
11968 * tree-flow.h (types_compatible_p): Declare.
11969 * tree-ssa.c (types_compatible_p): New function.
11970 * ipa-type-escape.c (discover_unique_type): Use
11971 types_compatible_p instead of lang_hooks.types_compatible_p.
11972 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11973 * tree-vn.c (expressions_equal_p): Likewise.
11974 * tree.c (fields_compatible_p): Likewise.
11975 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11976 (cprop_operand): Use useless_type_conversion_p instead of
11977 lang_hooks.types_compatible_p.
11978 * tree-inline.c (setup_one_parameter): Likewise.
11979 (declare_return_variable): Likewise.
11980 * tree-nrv.c (tree_nrv): Likewise.
11981 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11982 (maybe_fold_offset_to_component_ref): Likewise.
11983 (maybe_fold_offset_to_reference): Likewise.
11984 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11985 (merge_alias_info): Likewise.
11986 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11987 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11988 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11989 * tree-tailcall.c (find_tail_calls): Likewise.
11990 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11991 * gimplify.c (canonicalize_addr_expr): Likewise.
11992 (fold_indirect_ref_rhs): Likewise.
11993 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11994 (cpt_same_type): Likewise.
11995 (check_pointer_types_r): Swap parameters to cpt_same_type
11997 * fold-const.c (fold_convert): Revert fix for PR15988.
11998 * tree-inline.c (setup_one_parameter): Instead fix it here by
11999 using fold_build1 instead of fold_convert and checking for
12000 error_mark_node. Convert only if the conversion is necessary.
12002 2007-07-02 Joseph Myers <joseph@codesourcery.com>
12004 * configure.ac: Check for .gnu_attribute on Power.
12005 * configure: Regenerate.
12006 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
12007 attribute for floating-point ABI.
12009 2007-07-02 Ira Rosen <irar@il.ibm.com>
12011 PR tree-optimization/32230
12012 PR tree-optimization/32477
12013 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
12014 address is a constant.
12016 2007-07-02 Richard Sandiford <richard@codesourcery.com>
12018 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
12019 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
12020 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
12021 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
12022 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
12023 64-bit targets. Add support for *-elfoabi*.
12024 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
12025 different settings if $(tm_defines) does not select the EABI.
12026 (MULTILIB_EXCLUSIONS): Define in those circumstances.
12027 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
12028 (MIPS_ARCH_OPTION_SPEC): Likewise.
12029 (MIPS_ISA_LEVEL_SPEC): Likewise.
12030 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
12031 * config/mips/elfoabi.h: New file.
12033 2007-07-02 Richard Guenther <rguenther@suse.de>
12035 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
12036 (useless_type_conversion_p): ... this.
12037 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
12038 (useless_type_conversion_p): ... this.
12039 * builtins.c (fold_builtin_memory_op): Rename
12040 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
12041 * tree-cfg.c (verify_expr): Likewise.
12042 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
12043 * tree-ssa-ccp.c (ccp_fold): Likewise.
12044 * tree-ssa-copy.c (may_propagate_copy): Likewise.
12045 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
12046 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
12047 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
12048 * tree-ssa-pre.c (eliminate): Likewise.
12049 * tree-ssa.c (delete_tree_ssa): Likewise.
12050 (tree_ssa_useless_type_conversion): Likewise.
12051 * tree.c (build2_stat): Likewise.
12053 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
12055 Fix PR tree-optimization/32571
12056 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
12059 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
12061 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
12062 and other expected operations explicitly, change default to
12065 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12067 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
12069 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
12070 (tls_load_dot_plus_eight): Move the label number into the unspec.
12071 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
12073 2007-07-01 Andreas Schwab <schwab@suse.de>
12075 * dwarf2out.c (initial_return_save): Define only if used.
12077 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
12079 Unreverting Richard's Revert of:
12081 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12083 * dce.c (deletable_insn_p_1): New function, split out from...
12084 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12085 specially, not those inside PARALLELs. Remove BODY argument
12086 and adjust recursive call accordingly.
12087 (prescan_insns_for_dce): Update call to delete_insn_p.
12089 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
12090 Revital Eres <eres@il.ibm.com>
12092 * ddg.c (create_ddg_all_sccs): Fix missed
12093 initialization of scc_nodes.
12095 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
12097 PR middle-end/32559
12098 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
12099 X + ~X to 1 only for INTEGRAL_TYPE_P type.
12101 2007-06-30 Joseph Myers <joseph@codesourcery.com>
12103 * configure.ac: Check for .gnu_attribute on MIPS.
12104 * configure, config.in: Regenerate.
12105 * config/mips/mips.c (mips_file_start): If supported, output
12106 attribute for floating-point ABI.
12108 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
12111 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
12112 (ffs_cmove): New expander to expand using ctz pattern.
12113 (*ffs_cmove): Remove pattern.
12114 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
12115 (ffsdi2): Expand using ctz pattern.
12116 (*ffs_rex64): Remove pattern.
12118 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12120 PR rtl-optimization/32296
12121 * pa.md (return): Delete pattern.
12122 (return_internal): Remove "(const_int 1)" from pattern.
12123 (epilogue): Use return_internal pattern for trivial returns.
12124 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
12125 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
12127 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
12129 * tree-ssa-pre.c (is_exception_related): New function
12130 (can_value_number_operation): Use it.
12132 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
12134 Fix PR tree-optimization/32540
12135 Fix PR tree-optimization/31651
12137 * tree-ssa-sccvn.c: New file.
12139 * tree-ssa-sccvn.h: Ditto.
12141 * tree-vn.c: Include tree-ssa-sccvn.h
12142 (val_expr_paid_d): Removed.
12143 (value_table): Ditto.
12144 (vn_compute): Ditto.
12145 (val_expr_pair_hash): Ditto.
12146 (val_expr_pair_expr_eq): Ditto.
12147 (copy_vuses_from_stmt): Ditto.
12148 (vn_delete): Ditto.
12150 (shared_vuses_from_stmt): Ditto.
12151 (print_creation_to_file): Moved up.
12152 (sort_vuses): Ditto.
12153 (sort_vuses_heap): Ditto.
12154 (set_value_handle): Make non-static.
12155 (make_value_handle): Ditto.
12156 (vn_add): Rewritten to use sccvn lookups.
12157 (vn_add_with_vuses): Ditto.
12158 (vn_lookup): Ditto (and second argument removed).
12159 (vn_lookup_with_vuses): Ditto.
12160 (vn_lookup_or_add): Ditto (and second argument removed);
12161 (vn_lookup_or_add_with_vuses): Ditto.
12162 (vn_lookup_with_stmt): New.
12163 (vn_lookup_or_add_with_stmt): Ditto.
12164 (create_value_handle_for_expr): Ditto.
12166 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
12167 (seen_during_translate): New function.
12168 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
12169 (phi_trans_add): Ditto.
12170 (constant_expr_p): FIELD_DECL is always constant.
12171 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
12172 Use constant_expr_p.
12173 Avoid infinite recursion on mutually valued expressions.
12174 Change callers of vn_lookup_or_add.
12175 (phi_translate): New function.
12176 (compute_antic_safe): Allow phi nodes.
12177 (create_component_ref_by_pieces): Update for FIELD_DECL change.
12178 (find_or_generate_expression): Rewrite slightly.
12179 (create_expression_by_pieces): Updated for vn_lookup_or_add
12181 Update VN_INFO for new names.
12182 (insert_into_preds_of_block): Update for new names.
12183 (add_to_exp_gen): New function.
12184 (add_to_sets): Use vn_lookup_or_add_with_stmt.
12185 (find_existing_value_expr): Rewrite to changed vn_lookup.
12186 (create_value_expr_from): Ditto, and use add_to_exp_gen.
12187 (try_look_through_load): Removed.
12188 (try_combine_conversion): Ditto.
12189 (get_sccvn_value): New function.
12190 (make_values_for_phi): Ditto.
12191 (make_values_for_stmt): Ditto.
12192 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
12194 (init_pre): Update for SCCVN changes.
12196 (execute_pre): Ditto.
12198 * tree-flow.h (make_value_handle): Declare.
12199 (set_value_handle): Ditto.
12200 (sort_vuses_heap): Ditto.
12201 (vn_lookup_or_add_with_stmt): Ditto.
12202 (vn_lookup_with_stmt): Ditto.
12203 (vn_compute): Remove.
12205 (vn_delete): Ditto.
12206 (vn_lookup): Update arguments.
12208 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
12209 (tree-vn.o): Ditto.
12210 (tree-ssa-sccvn.o): New.
12211 (OBJS-common): Add tree-ssa-sccvn.o
12213 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12216 * c-typeck.c (build_external_ref): Don't mark as used if called
12218 * calls.c (rtx_for_function_call): Likewise.
12220 2007-06-30 Richard Sandiford <richard@codesourcery.com>
12224 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12226 * dce.c (deletable_insn_p_1): New function, split out from...
12227 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12228 specially, not those inside PARALLELs. Remove BODY argument
12229 and adjust recursive call accordingly.
12230 (prescan_insns_for_dce): Update call to delete_insn_p.
12232 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
12234 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
12235 (try_combine): Move potential calls to undo_all() so they happen
12236 before we commit to using the combined insns.
12238 2006-06-30 Jan Hubicka <jh@suse.cz>
12240 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
12243 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
12245 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
12246 (cgraph_remove_unreachable_nodes): Likewise.
12247 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
12248 * ipa-inline.c (update_caller_keys): Cast according to the coding
12250 (cgraph_decide_recursive_inlining): Likewise.
12251 (cgraph_decide_inlining_of_small_function): Likewise.
12252 (try_inline): Likewise.
12253 (cgraph_decide_inlining_incrementally): Likewise.
12254 * ipa-pure-const.c (get_function_state): Likewise.
12255 (scan_function): Likewise.
12256 (analyze_function): Likewise.
12257 (static_execute): Likewise.
12258 * ipa-reference.c (scan_for_static_refs): Likewise.
12259 (merge_callee_local_info): Likewise.
12260 (analyze_function): Use type safe memory macros.
12261 (static_execute): Likewise. Cast according to the coding conventions.
12262 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
12264 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
12266 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
12267 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
12270 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
12272 PR middle-end/30024
12273 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
12274 for complex modes (both int and real).
12276 2007-06-29 Jan Hubicka <jh@suse.cz>
12278 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
12280 2007-06-29 Jan Hubicka <jh@suse.cz>
12282 PR middle-end/32372
12283 * cse.c (cse_insn): Avoid invalid sharing in between register note and
12286 2007-06-29 Anatoly Sokolov <aesok@post.ru>
12289 * config/avr/avr.c: Include dataflow header file.
12290 (expand_prologue): Adjust for prologue insn change.
12291 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
12294 2007-06-29 Richard Guenther <rguenther@suse.de>
12296 PR middle-end/32493
12297 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
12298 during type verification.
12300 2007-06-29 Jan Hubicka <jh@suse.cz>
12302 * recog.c (validate_change_rtx_1): Unshare TO argument.
12304 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
12306 PR tree-optimization/24659
12307 * tree-vect-transform.c (vectorizable_call): Handle
12308 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12310 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
12311 * config/i386/i386.c (enum ix86_builtins)
12312 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
12313 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
12315 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
12316 const using def_builtin_const.
12317 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
12318 input operands in the same modes as the result.
12319 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
12321 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
12323 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
12324 (df_set_dead_notes_for_mw): Likewise.
12326 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
12328 * c-common.c (pointer_int_sum): Do the negation in sizetype.
12330 2007-06-28 DJ Delorie <dj@redhat.com>
12332 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
12334 2007-06-28 Geoffrey Keating <geoffk@apple.com>
12336 * doc/invoke.texi (C++ Dialect Options): Document
12337 fvisibility-ms-compat.
12338 * c.opt (fvisibility-ms-compat): New.
12340 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12343 * tree-affine.c (aff_combination_add_elt): Handle
12344 pointer addition specially.
12346 2007-06-28 Jakub Jelinek <jakub@redhat.com>
12348 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
12349 decl is non-external for AIX ABI.
12351 2007-06-28 David Edelsohn <edelsohn@gnu.org>
12353 * config/rs6000/predicates.md (current_file_function_operand):
12354 Ensure the symbol is non-external for AIX ABI.
12356 2007-06-28 Nick Clifton <nickc@redhat.com>
12358 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
12359 (fdce, fdse, fpredictive-commoning): Likewise.
12361 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12364 * gcc.c (process_command): Recognize the new -static-libgfortran
12367 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
12370 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
12371 Use a call clobbered hard reg instead of a pseudo reg.
12373 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12375 * config/sh/sh.md (load_gbr): Use correct operand constraint.
12377 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12380 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
12381 REG_LIBCALL and REG_RETVAL notes.
12382 (divsi3, mulsi3): Likewise.
12383 (mulhisi3): Likewise. Use emit_libcall_block.
12384 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
12386 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
12388 PR rtl-optimization/32481
12389 * combine.c (adjust_for_new_dest): Rescan the changed insn.
12391 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12393 * dce.c (deletable_insn_p_1): New function, split out from...
12394 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12395 specially, not those inside PARALLELs. Remove BODY argument
12396 and adjust recursive call accordingly.
12397 (prescan_insns_for_dce): Update call to delete_insn_p.
12399 2007-06-27 Richard Guenther <rguenther@suse.de>
12401 PR middle-end/32492
12402 * tree.h (fold_convertible_p): Declare.
12403 * fold-const.c (fold_convertible_p): New function.
12404 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
12405 instead of lang_hooks.types_compatible_p.
12407 2007-06-26 Jan Hubicka <jh@suse.cz>
12409 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
12410 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
12411 early use validate_unshare_change.
12412 (reload_combine): Likewise.
12413 * recog.c (change_t): New field unshare.
12414 (validate_change_1): Rename from validate_change; add argument unshare.
12415 (validate_change): Turn into wrapper of validate_change_1; update
12416 prototype for bools.
12417 (validate_unshare_change): New.
12418 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
12419 calls of df_insn_rescan.
12420 * recog.h (validate_change): Replace ints by bools.
12421 (validate_unshare_change): Declare.
12423 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12425 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
12427 2007-06-26 Steve Ellcey <sje@cup.hp.com>
12429 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
12431 2007-06-25 Jan Hubicka <jh@suse.cz>
12433 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
12435 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
12436 cgraph_decide_inlining_incrementally): Move uninlinability checks to
12437 places other call site specific checks are performed.
12439 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12442 * tree-vect-transform.c (vectorizable_operation): Convert
12443 POINTER_PLUS_EXPR over to PLUS_EXPR.
12445 2007-06-25 Chao-ying Fu <fu@mips.com>
12447 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
12448 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
12449 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
12450 Document GET_MODE_IBIT, and GET_MODE_FBIT.
12452 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
12453 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12454 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
12455 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
12456 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
12457 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
12458 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
12459 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
12460 ALL_FIXED_POINT_MODE_P): New define.
12461 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12463 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
12465 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
12466 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12467 MODE_VECTOR_UACCUM): New mode classes.
12469 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
12470 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
12471 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
12474 * genmodes.c (struct mode_data): Add ibit and fbit fields.
12475 (blank_mode): Initialize ibit and fbit.
12476 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
12477 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12479 (new_adjust): Change required_class to required_class_from and
12480 required_class_to for testing within a range.
12481 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12482 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12483 MODE_VECTOR_UACCUM.
12484 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
12485 (make_fixed_point_mode): New.
12486 (_ADD_ADJUST): Change C to C1 and C2.
12487 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
12488 use a range for machine classes.
12489 (ADJUST_IBIT, ADJUST_FBIT): New.
12490 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
12492 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12493 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12494 Emit adjustment for ibit and fbit.
12495 (emit_mode_ibit, emit_mode_fbit): New.
12496 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
12498 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
12500 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
12501 as the source of the set.
12503 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
12505 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
12506 FP_REGNO_P): Use IN_RANGE.
12507 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
12508 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
12509 (DATA_REG_P): Use DATA_REGNO_P.
12510 (FP_REG_P): Use FP_REGNO_P.
12511 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
12512 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
12513 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
12515 2007-06-24 Jan Hubicka <jh@suse.cz>
12517 PR middle-end/30563
12518 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
12520 2007-06-24 Sebastian Pop <sebpop@gmail.com>
12522 PR middle-end/32461
12523 * fold-const.c (fold_binary): Strip nops of operand 0
12524 of BIT_NOT_EXPR before calling operand_equal_p.
12525 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
12526 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
12528 2007-06-23 Mark Mitchell <mark@codesourcery.com>
12530 * doc/extend.texi: Document that dllimport and dllexport imply
12531 default visibility.
12532 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
12533 imported or exported declaration, including type declarations.
12534 * c-common.c (handle_visibility_attribute): Check for conflicts
12535 with dllimport/dllexport.
12536 (c_determine_visibility): Handle dllimport/dllexport as an
12537 explicit visibility atttribute.
12539 2007-06-23 Richard Guenther <rguenther@suse.de>
12541 PR tree-optimization/16876
12542 PR middle-end/29478
12543 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
12545 * tree-inline.c (initialize_inlined_parameters): Do not call
12546 lang_hooks.tree_inlining.convert_parm_for_inlining.
12547 * cgraphbuild.c (initialize_inline_failed): Set inline failed
12548 reason for mismatched types.
12549 * gimplify.c (gimplify_call_expr): Verify the call expression
12550 arguments match the called function type signature. Otherwise
12551 mark the call expression to be not considered for inlining
12552 using CALL_CANNOT_INLINE_P flag.
12553 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
12554 edges call expression.
12555 (cgraph_decide_inlining_of_small_function): Likewise.
12556 (cgraph_decide_inlining): Likewise.
12557 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
12559 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
12560 * c-typeck.c (c_convert_parm_for_inlining): Remove.
12561 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
12562 Remove declaration.
12563 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
12564 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
12566 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
12567 convert_parm_for_inlining member.
12569 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
12572 * arm.md (negscc): Match the correct operand for optimized LT0 test.
12573 Remove optimization for GT.
12575 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
12577 PR middle-end/32437
12578 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
12580 (prescan_insns_for_dce): Add extra parameter.
12582 2007-06-23 Jan Hubicka <jh@suse.cz>
12584 PR middle-end/31541
12585 * gimplify.c (mark_addressable): New function.
12586 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
12588 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12590 PR middle-end/32374
12591 * expr.c (store_constructor): Do not clobber non-zeroed memory.
12593 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12596 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
12597 moves between MMX/SSE registers to at least 8 units to prevent
12598 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
12600 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12602 * config/i386/i386.c (override_options): Correct x86_sahf
12605 2007-06-21 David Daney <ddaney@avtrex.com>
12608 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
12609 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
12610 (exception_receiver): Renamed to ...
12611 (nonlocal_goto_receiver): ... this.
12613 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
12615 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
12616 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
12617 partial register accesses.
12619 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
12621 * fold-const.c (debug_fold_checksum): Move it under
12622 ENABLE_FOLD_CHECKING.
12624 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12626 PR middle-end/20623
12627 * tree.h (debug_fold_checksum): Declared.
12628 * fold-const.c (build_fold_addr_expr_with_type_1): New.
12629 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
12630 build_fold_addr_expr_with_type_1.
12631 (fold_addr_expr, debug_fold_checksum): New.
12632 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
12633 (fold_unary, fold_comparison, split_address_to_core_and_offset):
12634 Use fold_addr_expr.
12636 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12638 PR tree-optimization/19590
12639 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
12640 of scev is a constant.
12642 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
12644 * df-problems.c (df_note_bb_compute): Made computation of live
12645 info consistent with df_lr.
12647 2007-06-21 Richard Guenther <rguenther@suse.de>
12649 PR tree-optimization/32453
12650 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
12651 for pointer anti-range.
12653 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
12655 * config/i386/i386.c (processor_target_table): Increase maximum
12656 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
12659 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
12660 byte alignment if > 8 byte alignment is preferred.
12661 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12663 2007-06-21 Jakub Jelinek <jakub@redhat.com>
12665 PR tree-optimization/31866
12666 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
12667 if ASM_EXPR's input is not a SSA_NAME.
12669 PR middle-end/32362
12670 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
12671 but decl is a global var, instead return decl.
12672 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
12673 even for is_global_var decls, if they are private in some outer
12676 2007-06-21 Richard Guenther <rguenther@suse.de>
12678 PR tree-optimization/32451
12679 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
12681 2007-06-21 Christian Bruel <christian.bruel@st.com>
12683 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
12684 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
12685 (push_regs): Changed saving order or banked registers.
12686 (sh_expand_epilogue): Likewise.
12687 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
12688 (FIRST_BANKED_REG): Likewise.
12689 (LAST_BANKED_REG): Likewise.
12690 * config/sh/sh.md (banked) New attribute.
12691 (in_delay_slot): Check banked attribute.
12693 2007-06-20 Sebastian Pop <sebpop@gmail.com>
12695 PR tree-optimization/32075
12696 * tree-data-ref.c (subscript_dependence_tester_1,
12697 analyze_miv_subscript, analyze_overlapping_iterations,
12698 add_distance_for_zero_overlaps, build_classic_dist_vector,
12699 subscript_dependence_tester_1, analyze_overlapping_iterations,
12700 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
12701 compute_affine_dependence, compute_all_dependences): Pass loop_nest
12702 to evolution_function_is_affine_multivariate_p.
12704 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
12706 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
12708 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
12711 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
12713 * config/m32c/prologue.md (epilogue_exitd_16): New.
12714 (epilogue_reit_16): New.
12715 (epilogue_exitd): Rename to epilogue_exitd_24.
12716 (epilogue_reit): Rename to epilogue_reit_24.
12718 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
12719 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12721 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
12723 * haifa-sched.c (queue_to_ready): Don't requeue next insn
12724 if dbg_cnt (sched_insn) reaches the limit.
12725 (choose_ready): New parameter INSN_PTR and new return value.
12726 (schedule_block): Handle dbg_cnt (sched_insn). Handle
12727 the new return value from choose_ready.
12728 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
12729 (rest_of_handle_global_alloc): New global_alloc_at_func.
12731 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
12733 PR tree-optimization/25737
12734 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
12735 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
12736 * tree-flow.h (struct fieldoff): Add new field alias_set.
12737 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
12738 argument addressable_type. Set alias_set of fieldoff.
12739 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
12740 (create_overlap_variables_for): Pass alias_set from fieldoff to
12742 * alias.c (get_alias_set): Use alias_set from SFT if set.
12744 2007-06-20 Hui-May Chang <hm.chang@apple.com>
12746 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
12747 of a variable as an unsigned HOST_WIDE_INT integer.
12749 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
12751 PR rtl-optimization/32405
12752 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
12754 2007-06-20 Jakub Jelinek <jakub@redhat.com>
12756 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
12758 PR middle-end/31959
12759 * builtins.c: Include diagnostic.h.
12760 (expand_builtin_expect): Make gcc_assert more permissive.
12761 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
12763 PR inline-asm/32109
12764 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
12767 PR middle-end/32285
12768 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
12769 if ACCUMULATE_OUTGOING_ARGS.
12771 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12773 * config/m68hc11/m68hc11.c: Include dataflow header file.
12774 (m68hc11_reorg): Port to dataflow.
12776 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12778 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
12779 (struct df_problem.free_blocks_on_set_blocks): New field.
12780 (struct dataflow.optional_p): New field.
12781 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12782 (df_live_set_all_dirty): New function.
12783 * df-scan.c (df_scan_alloc): Initialize optional_p.
12784 (problem_SCAN): Initialize free_blocks_on_set_blocks.
12785 * df-core.c (df_set_blocks): Removed use of
12786 DF_FIRST_OPTIONAL_PROBLEM. Now uses
12787 df_problem.free_blocks_on_set_blocks to determine which blocks are
12789 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
12790 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
12791 uses dataflow.optional_p to determine if problem should be
12793 (rest_of_handle_df_initialize): Only start live problem if
12795 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12796 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
12797 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
12798 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
12799 problem_NOTE): Initialize free_blocks_on_set_blocks.
12800 (df_lr_bb_local_compute): Recompute luids if df_live problem is
12802 (df_live_set_all_dirty, df_note_alloc): New function.
12803 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
12805 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
12806 * postreload.c (reload_combine): Ditto.
12807 * cse.c (cse_extended_basic_block): Ditto.
12808 * regmove.c (mark_flags_life_zones): Ditto.
12809 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
12810 erase_matching_seqs): Ditto.
12811 * bt-load.c (compute_defs_uses_and_gen): Ditto.
12812 * integrate (allocate_initial_values): Ditto.
12813 * combine.c (reg_dead_at_p): Ditto.
12814 * resource.c (mark_target_live_regs): Ditto.
12815 * sched-rgn.c (check_live_1, update_live_1): Ditto.
12816 * config/sh/sh.c (find_r0_life_regions): Ditto.
12817 * global.c (rest_of_handle_global_alloc): Only add back df_live
12819 * local-alloc.c (rest_of_handle_local_alloc): Only remove
12820 df_live for -O > 1.
12821 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
12823 (if_convert): Make sure df_live is there at -O == 1.
12824 (pass_if_after_combine): Cleanup flags.
12825 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
12826 is there at -O == 1.
12828 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
12830 * config/arm/arm.c (arm_get_frame_offsets): Set
12831 offsets->locals_base to avoid negative stack size.
12832 (thumb1_expand_prologue): Assert on negative stack size.
12834 2007-06-19 Sebastian Pop <sebpop@gmail.com>
12836 PR tree-optimization/32367
12837 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
12838 of the chrec has no evolution in that loop.
12839 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
12841 2007-06-19 Bob Wilson <bob.wilson@acm.org>
12843 * config/xtensa/xtensa.c: Include "df.h".
12844 (xtensa_builtin_saveregs): Use adjust_address instead of
12846 (xtensa_va_start): Invoke make_tree with sizetype for
12847 expand_builtin_saveregs and then convert the result to a pointer.
12848 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
12849 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
12850 Subtract argument size from index value as integers and then use
12851 POINTER_PLUS_EXPR to add the result to the array address.
12853 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12856 * config/m32c/m32c.c: Include dataflow header file.
12857 (m32c_emit_prologue): Adjust for prologue insn change.
12858 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
12859 once inside a PARALLEL. Assume frame size passed in operand 0
12860 includes space to save the fb register.
12861 (prologue_enter_24): Likewise.
12862 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
12864 2007-06-19 David Daney <ddaney@avtrex.com
12867 * config/mips/mips.md (cprestore): Mark $gp as used.
12869 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12872 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
12873 (frv_ifcvt_modify_insn): Likewise.
12875 2007-06-19 Richard Guenther <rguenther@suse.de>
12877 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
12878 only handle positive offsets that fit in a HOST_WIDE_INT.
12880 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
12882 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
12883 result of rsqrt insn for zero input argument to avoid NaN.
12885 2007-06-19 Richard Guenther <rguenther@suse.de>
12887 PR middle-end/31950
12888 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
12890 2007-06-19 Jakub Jelinek <jakub@redhat.com>
12892 PR tree-optimization/32353
12893 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
12895 2007-06-19 Nick Clifton <nickc@redhat.com>
12897 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
12899 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12902 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
12903 * config/i386/i386.c (assign_386_stack_local): Assert that
12904 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
12905 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
12906 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
12907 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
12909 2007-06-18 Steve Ellcey <sje@cup.hp.com>
12911 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
12913 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
12915 PR rtl-optimization/32321
12916 * gcse.c (replace_store_insn): Update the note before
12917 calling emit_insn_after.
12919 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12921 PR middle-end/32355
12922 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
12924 * df-problems.c (df_note_bb_compute): Fix dumping info.
12926 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
12928 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
12929 insn with emit_jump_insn.
12931 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12933 PR tree-optimization/32383
12934 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
12935 * targhooks.h (default_builtin_reciprocal): Update prototype.
12936 * target.h (struct gcc_target): Update builtin_reciprocal.
12937 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
12938 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
12939 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
12940 when fndecl is in BUILT_IN_MD class.
12941 (execute_convert_to_rsqrt): Ditto.
12943 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
12944 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
12945 Convert BUILT_IN_SQRTF code only when md_fn is false.
12947 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
12949 * bt-load.c (move_btr_def): Fix the order of arguments
12950 to validate_replace_rtx.
12952 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
12954 * config/m68k/m68k-devices.def: Add 54450..54455.
12956 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12958 PR rtl-optimization/32366
12959 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12960 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12963 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12965 PR middle-end/32349
12966 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12967 this is true, rescan insn being modified.
12968 (sms_schedule): Added rescan parameter.
12969 (rest_of_handle_sms): Moved freeing of dominance info to before
12970 getting out of cfg_layout.
12972 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12974 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12975 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12978 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12979 FL_CF_EMAC from the entry for isac.
12981 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12982 (const_sibcall_operand): New.
12983 (sibcall_operand): Use it.
12984 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12985 (m68k_isas): ISAC does not imply FPU or EMAC.
12986 (override_options): Add ISA_C logic for symbolic jump & call.
12988 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12990 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12991 return mode from the builtin itself.
12992 (sparc_fold_builtin): Fix cast of zero constant.
12994 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12996 * targhooks.c (default_builtin_reciprocal): New default target hook.
12997 * targhooks.h (default_builtin_reciprocal): Add prototype.
12998 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12999 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
13000 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
13001 default_builtin_reciprocal.
13003 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
13005 PR middle-end/31723
13006 * hooks.c (hook_tree_tree_bool_null): New hook.
13007 * hooks.h (hook_tree_tree_bool_null): Add prototype.
13008 * tree-pass.h (pass_convert_to_rsqrt): Declare.
13009 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
13010 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
13011 and convert it to reciprocal a*rfunc(b).
13012 (execute_convert_to_rsqrt): New function.
13013 (gate_convert_to_rsqrt): New function.
13014 (pass_convert_to_rsqrt): New pass definition.
13015 * target.h (struct gcc_target): Add builtin_reciprocal.
13016 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
13017 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
13018 TARGET_BUILTIN_RECIPROCAL.
13019 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
13021 * config/i386/i386.h (TARGET_RECIP): New define.
13022 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
13023 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13024 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13025 and not optimizing for size.
13026 (*rcpsf2_sse): New insn pattern.
13027 (*rsqrtsf2_sse): Ditto.
13028 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
13029 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13030 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13031 and not optimizing for size.
13032 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
13033 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13034 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13035 and not optimizing for size.
13036 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
13037 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13038 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13039 and not optimizing for size.
13040 (*sse_rsqrtv4sf2): Do not export.
13041 (sqrtv4sf2): Ditto.
13042 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
13043 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13044 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13045 and not optimizing for size.
13046 (sqrtv4sf2): Ditto.
13047 * config/i386/i386.opt (mrecip): New option.
13048 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
13049 (ix86_emit_swsqrtsf): Ditto.
13050 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
13051 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
13052 builtin definition.
13053 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
13054 ix86_expand_unop1_builtin.
13055 (ix86_emit_swdivsf): New function.
13056 (ix86_emit_swsqrtsf): Ditto.
13057 (ix86_builtin_reciprocal): New function.
13058 (TARGET_BUILTIN_RECIPROCAL): Use it.
13059 (ix86_vectorize_builtin_conversion): Rename from
13060 ix86_builtin_conversion.
13061 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
13062 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
13063 "i386 and x86_64 Options" section.
13064 (Intel 386 and AMD x86_64 Options): Document -mrecip.
13066 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13067 Zdenek Dvorak <dvorakz@suse.cz>
13068 Richard Guenther <rguenther@suse.de>
13069 Kaz Kojima <kkojima@gcc.gnu.org>
13071 * tree-vrp.c (compare_values_warnv): Convert val2 to
13073 (extract_range_from_assert): Create
13074 POINTER_PLUS_EXPR for pointer types.
13075 (extract_range_from_binary_expr): Handle
13076 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
13078 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
13079 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
13080 POINTER_PLUS_EXPR as PLUS_EXPR.
13081 (number_of_iterations_lt_to_ne):
13082 For pointer types, use sizetype when
13083 creating MINUS_EXPR/PLUS_EXPRs.
13084 (assert_loop_rolls_lt): For pointer types, use sizetype when
13085 creating MINUS_EXPR/PLUS_EXPRs.
13086 (number_of_iterations_le): Likewise.
13087 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
13088 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
13089 like PLUS_EXPR and MINUS_EXPR.
13090 * tree-pretty-print.c (dump_generic_node): Handle
13092 (op_prio): Likewise.
13093 (op_symbol_1): Likewise.
13094 * optabs.c (optab_for_tree_code): Likewise.
13095 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
13097 * tree-tailcall.c (process_assignment): Mention
13098 POINTER_PLUS_EXPR in a TODO comment.
13099 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
13100 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
13101 not used with a pointer and an integer type.
13102 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
13103 increment using chrec_convert_rhs instead of chrec_convert.
13104 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
13105 PLUS_EXPR except for the right hand side's type will be
13107 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
13108 (fold_used_pointer_cast): Kill.
13109 (pointer_offset_p): Kill.
13110 (fold_used_pointer): Kill.
13111 (pointer_used_p): Kill.
13112 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
13113 call fold_used_pointer.
13114 (instantiate_parameters_1): Convert the increment
13115 using chrec_convert_rhs instead of chrec_convert.
13116 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
13117 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
13118 instead of PLUS_EXPR.
13119 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
13120 PLUS_EXPR for pointers.
13121 (std_gimplify_va_arg_expr): Likewise.
13122 (fold_builtin_memory_op): Likewise.
13123 (fold_builtin_strstr): Likewise.
13124 (fold_builtin_strchr): Likewise.
13125 (fold_builtin_strrchr): Likewise.
13126 (fold_builtin_strpbrk): Likewise.
13127 (expand_builtin_memory_chk): Likewise.
13128 (fold_builtin_memory_chk): Likewise.
13129 (std_expand_builtin_va_start): Use
13130 sizetype for the call to make_tree and then convert
13131 to the pointer type.
13132 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
13133 instead of PLUS_EXPR for adding to a pointer.
13134 (std_gimplify_va_arg_expr): Use fold_build2 for
13135 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
13136 the operands to sizetype first and then cast the BIT_AND_EXPR
13137 back to the pointer type.
13138 * fold-const.c (build_range_check): Handle pointer types
13140 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
13141 of PLUS_EXPR's. Make sure the offset is converted to
13143 (try_move_mult_to_index): Strip the NOPs from the offset.
13144 Remove code argument and replace all uses with PLUS_EXPR.
13145 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
13146 specially. Don't use a pointer type for MINUS_EXPR.
13147 (fold_unary): Handle for (T1)(X op Y),
13148 only p+ as that is the only as that can be handled for
13149 binary operators now.
13150 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
13152 <case PLUS_EXPR>: Add folding of PTR+INT into
13154 Don't call try_move_mult_to_index.
13155 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
13156 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
13157 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
13158 Don't call try_move_mult_to_index.
13159 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
13160 (tree_expr_nonzero_p): Likewise.
13161 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
13162 of PLUS_EXPR for the complex expression folding.
13163 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
13164 first chrec is a pointer type, then the second should
13165 be sizetype and not the first's type.
13166 For POINTER_PLUS_EXPR, use a different right hand side type.
13167 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13168 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
13169 different right hand side type.
13170 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13171 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
13172 instead of PLUS_EXPR.
13173 When either operand is zero, convert the other operand.
13174 (chrec_apply): Use chrec_convert_rhs
13175 on the argument x instead of chrec_convert.
13176 (reset_evolution_in_loop): For pointer types, the new_evol
13177 should be sizetype.
13178 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
13179 different right hand side type.
13180 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13181 (chrec_convert_rhs): New function.
13182 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
13183 different right hand side type.
13184 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13185 * tree-chrec.h (chrec_convert_rhs): New prototype.
13186 (build_polynomial_chrec): For pointer types, the right hand
13187 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
13188 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
13189 Remove subtraction case as it is always addition now.
13190 Make sure the offset is converted to sizetype.
13191 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
13192 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
13193 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
13194 PLUS_EXPR in pointer type.
13195 Handle POINTER_PLUS_EXPR.
13196 (tree_to_aff_combination): Likewise.
13197 (force_expr_to_var_cost): Likewise.
13198 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
13199 instead of PLUS_EXPR for pointers.
13200 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
13201 instead of PLUS_EXPR of pointer types.
13202 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
13204 (check_va_list_escapes): Likewise.
13205 (check_all_va_list_escapes): Likewise.
13206 * dwarf2out.c (loc_descriptor_from_tree_1):
13207 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
13208 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
13209 (string_constant): Likewise.
13210 * tree-ssa-address.c (tree_mem_ref_addr): When adding
13211 the offset to the base, use POINTER_PLUS_EXPR.
13212 (add_to_parts): Convert the index to sizetype.
13213 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
13214 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
13215 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
13216 Offset only holds something for PLUS_EXPR.
13217 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
13219 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
13221 (analyze_accesses_for_modify_stmt): Likewise.
13222 Remove comment about the type being integral type as it is
13224 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
13226 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
13228 Correct the type which the artimentic is done in (is now
13231 * tree-data-ref.c (split_constant_offset): Handle
13233 * tree-affine.c (tree_to_aff_combination): Likewise.
13234 * c-typeck.c (build_unary_op): For pointers create the increment
13235 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
13237 * gimplify.c (gimplify_self_mod_expr): Create a
13238 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13239 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
13240 * tree.def (POINTER_PLUS_EXPR): New tree code.
13241 * tree-predcom.c (ref_at_iteration): If we have a pointer
13242 type do the multiplication in sizetype.
13243 * tree-mudflap.c (mf_xform_derefs_1): Create a
13244 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13245 * tree-ssa-forwprop.c
13246 (forward_propagate_addr_into_variable_array_index):
13247 Don't expect there to be a cast for the index as that
13248 does not exist anymore.
13249 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
13250 instead of PLUS_EXPR.
13251 Don't check for the first operand of the POINTER_PLUS_EXPR
13252 was the index as it cannot be.
13253 Call forward_propagate_addr_into_variable_array_index with
13254 the SSA_NAME instead of the statement.
13255 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
13256 (compare_constant): Likewise.
13257 (copy_constant): Likewise.
13258 (compute_reloc_for_constant): Likewise.
13259 (output_addressed_constants): Likewise.
13260 (initializer_constant_valid_p): Likewise.
13261 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
13262 Convert the MIN/MAX of the inner type to the outer
13263 type before comparing them.
13264 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
13265 POINTER_PLUS_EXPR instead of PLUS_EXPR.
13266 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
13267 of PLUS_EXPR for pointers.
13268 * tree-inline.c (estimate_num_insns_1): Handle
13270 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
13271 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13272 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
13273 instead of PLUS_EXPR for the pointer increment statement.
13274 (vect_update_ivs_after_vectorizer): For pointer types, create
13275 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
13276 MULT_EXPR in sizetype.
13277 (vect_gen_niters_for_prolog_loop): Add a cast when creating
13279 * tree-object-size.c (plus_expr_object_size): Handle
13280 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
13281 code which is trying to figure out which side is a pointer and
13283 (check_for_plus_in_loops_1): Likewise.
13284 (check_for_plus_in_loops): Likewise.
13285 * c-common.c (pointer_int_sum): Create a
13286 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13287 * tree-ssa-structalias.c (handle_ptr_arith): Handle
13288 only POINTER_PLUS_EXPR. Removing all the extra
13289 code which is trying to figure out which side is a pointer and
13291 * tree-cfg.c (verify_expr): Add extra checking for pointers and
13292 PLUS_EXPR and MINUS_EXPR.
13293 Also add checking to make sure the operands of POINTER_PLUS_EXPR
13295 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
13296 with make_tree, instead of a pointer type.
13297 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
13298 for pointers instead of PLUS_EXPR.
13299 (s390_gimplify_va_arg): Likewise.
13300 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
13301 instead of PLUS_EXPR when doing addition on pointer
13302 types. Use sizetype for the second operand.
13303 (spu_gimplify_va_arg_expr): Likewise.
13304 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
13305 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
13306 a pointer. Don't create a BIT_AND_EXPR for pointer types.
13307 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
13308 for the pointer addition and also use size_int/sizetype
13310 (ix86_gimplify_va_arg): Likewise.
13311 Perform BIT_AND_EXPR on sizetype arguments.
13312 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
13313 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
13314 for the pointer additions and also use size_int for the offsets.
13315 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
13316 additions and also use size_int for the offsets. Perform
13317 BIT_AND_EXPR on sizetype arguments.
13318 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
13319 POINTER_PLUS_EXPR for pointers and create the
13320 BIT_AND_EXPR in sizetype.
13321 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
13322 instead of PLUS_EXPR for pointer addition.
13323 (rs6000_va_start): Likewise.
13324 Also use sizetype for the offset.
13325 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
13326 as PLUS_EXPR/MINUS_EXPR.
13327 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
13328 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
13329 Don't use BIT_AND_EXPR on a pointer type, convert the
13330 expression to sizetype first.
13331 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
13333 (mips_gimplify_va_arg_expr): Likewise.
13334 Don't create BIT_AND_EXPR in a pointer type.
13336 2007-06-15 Eric Christopher <echristo@apple.com>
13338 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
13339 (x86_64-*-darwin*): Ditto.
13340 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
13343 2007-06-15 Matthew Wilcox <matthew@wil.cx>
13345 * doc/extend.texi: Document behavior of __attribute__((aligned))
13348 2007-06-15 Mark Mitchell <mark@codesourcery.com>
13350 * rtlanal.c (note_stores): Improve documentation.
13352 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
13354 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
13355 LOCAL_LABEL_PREFIX): Delete.
13356 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
13357 (bfin_internal_label): Delete.
13359 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
13361 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
13362 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
13363 otherwise define to LIBGCC2_TF_CEXT.
13364 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
13365 (LIBGCC_TF_CEXT): Ditto.
13368 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
13370 PR rtl-optimization/32339
13371 * df-scan.c (df_uses_record): Don't modify flags but just add to
13372 it for df_ref_record.
13374 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13376 * tree-mudflap.c: Fix whitespace issues.
13378 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
13380 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
13382 2007-06-14 Eric Christopher <echristo@apple.com>
13384 * config/i386/sse.md (movdi_to_sse): Rewrite body.
13385 (movv4sf): Use gcc_unreachable instead of abort.
13387 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13390 * config/i386/sfp-machine.h (CMPtype): New define.
13391 (mach stubs): Use CMPtype instead of int as a return type.
13393 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13395 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
13396 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
13397 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
13398 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
13399 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
13400 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
13401 config/soft-fp/soft-fp.h: Update from glibc CVS.
13403 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
13405 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
13407 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
13410 * config/v850/v850.c: Include dataflow header file.
13411 (substitute_ep_register): Fix typo.
13413 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13415 * configure.ac: Fix earlier checkin.
13416 * configure: Regenerated.
13418 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13420 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
13421 * aclocal.m4: Regenerate.
13422 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
13423 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
13424 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
13425 * configure: Regenerate.
13426 * Makefile.in (LOOSE_WARN): Subst loose_warn.
13428 * Makefile.in (quickstrap): Build libgcc too.
13430 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13432 * configure.ac: Add --enable-checking=df. Explicitly mention that
13433 the variables are initialized as for "release".
13434 * df-core.c: Use it.
13435 * configure: Regenerate.
13436 * config.in: Regenerate.
13438 2007-06-14 Bob Wilson <bob.wilson@acm.org>
13440 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
13441 validate_replace_rtx instead of replace_rtx.
13442 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
13444 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
13446 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
13447 (DWARF2_UNWIND_INFO): Override default if configured with
13449 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
13450 (ENDFILE_SPEC): Add crtend.o.
13451 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
13452 (ENDFILE_SPEC): Add crtend.o.
13453 (TARGET_USE_JCR_SECTION): Define.
13454 (MD_UNWIND_SUPPORT): Define for 32-bit target.
13456 * config/i386/cygming-crtbegin.c: New file.
13457 * config/i386/cygming-crtend.c: New file.
13459 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
13461 * config/i386/w32-unwind.h: New file.
13463 2007-06-13 Eric Christopher <echristo@apple.com>
13465 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
13466 the user set a value below STACK_BOUNDARY.
13468 2007-06-13 Thiemo Seufer <ths@networkno.de>
13470 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
13471 imply -lpthread for -pthread.
13473 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13475 * basic-block.h: Remove the prototype for
13476 free_basic_block_vars.
13477 * cfglayout.h: Remove the prototype for
13478 insn_locators_initialize.
13479 * tree.h: Remove the prototype for emit_line_note.
13481 * tree-ssa-pre.c (mergephitemp): Remove.
13482 (init_pre): Don't use mergephitemp.
13484 2007-06-13 Eric Christopher <echristo@apple.com>
13486 * config/i386/i386.c (override_options): If we've specified
13487 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
13489 2007-06-13 Bob Wilson <bob.wilson@acm.org>
13491 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
13494 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13496 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
13497 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
13498 (eh_store_handler): New pattern.
13499 (eh_return): Emit it instead of a plain move.
13501 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
13503 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
13504 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
13505 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
13508 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13510 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
13511 (find_next_insn_start, find_load): New functions.
13512 (bfin_reorg): Use them to deal with the fact that parallel insns are
13513 no longer represented as a SEQUENCE.
13515 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
13517 * config/sparc/sparc.c (sparc_override_options): Initialize
13518 fpu mask correctly.
13520 2007-06-13 Dave Korn <dave.korn@artimi.com>
13522 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
13525 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13527 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
13528 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
13529 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
13530 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
13531 tree-vect-transform.c: Fix comment typos. Follow spelling
13534 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13536 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
13537 to the exit block use set.
13538 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
13539 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
13540 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
13542 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13544 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
13545 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
13546 to indicate an error.
13547 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
13549 (dbg_cnt_process_opt): Print an error on a bad argument.
13550 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
13551 * common.opt (-fdbg-cnt-list): New.
13552 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
13554 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
13556 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
13557 flag on ref-all pointers.
13559 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13561 PR middle-end/31579
13562 * expr.c (expand_expr_addr_expr_1): Call expand_expr
13563 for the offset with the modifier as EXPAND_INITIALIZER
13564 if the modifier is EXPAND_INITIALIZER.
13565 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
13566 a register if we had an overflow.
13568 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13570 * real.c (real_isfinite): New.
13571 (real_sqrt): Use it.
13572 * real.h (real_isfinite): New.
13573 * builtins.c: Use it.
13575 2007-06-12 Ian Lance Taylor <iant@google.com>
13576 Daniel Berlin <dberlin@dberlin.org>
13579 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
13580 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
13581 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
13582 (DECL_NO_TBAA_P): Define.
13583 (struct tree_decl_common): Add no_tbaa_flag field.
13584 * tree-ssa-structalias.c (struct variable_info): Add
13585 no_tbaa_pruning field.
13586 (new_var_info): Initialize no_tbaa_pruning field.
13587 (unify_nodes): Copy no_tbaa_pruning field.
13588 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13589 (dump_solution_for_var): Print no_tbaa_pruning flag.
13590 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
13592 (compute_tbaa_pruning): New static function.
13593 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
13594 Call compute_tbaa_pruning.
13595 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
13596 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13597 * gimple-low.c (lower_stmt): Likewise.
13598 * tree-gimple.c (is_gimple_stmt): Likewise.
13599 * tree-ssa-operands.c (get_expr_operands): Likewise.
13600 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13601 * tree-inline.c (estimate_num_insns_1): Likewise.
13602 (copy_result_decl_to_var): Likewise.
13603 * expr.c (expand_expr_real_1): Likewise.
13604 * tree-pretty-print.c (dump_generic_node): Likewise.
13605 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
13606 * omp-low.c (omp_copy_decl_2): Likewise.
13607 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
13608 * doc/c-tree.texi (Expression trees): Document
13609 CHANGE_DYNAMIC_TYPE_EXPR.
13611 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13613 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
13614 with !HONOR_NANS and !HONOR_INFINITIES.
13615 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
13617 2007-06-12 Tristan Gingold <gingold@adacore.com>
13619 * gcov.c: Comments updated.
13620 (source_info): Add file_time field.
13621 (source_index): New variable.
13622 (mutiple_files): New variable.
13623 (generate_results): New function extracted from process_file.
13624 (process_file): Save and restore chain of functions, generate
13625 results and free structures only if not merging results.
13626 (release_structures): File names are now freed in create_file_names
13627 (create_file_names): Free previous file names.
13628 (find_source): File date is now read here and modifications in
13629 source files is checked here.
13630 (read_graph_file): Only reverse order of functions for the current
13632 (make_gcov_file_name): Do not generate long names if input_name is
13634 (output_lines): If merging results do not display graph, data and
13636 Checking source file modification is done in find_source.
13638 * doc/gcov.texi: Append an s to sourcefile.
13640 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
13642 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
13643 (forced_nop): New pattern.
13644 * config/bfin/bfin.c: Include "df.h".
13645 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
13646 (bfin_discover_loop): Use df_get_live_in instead of
13647 global_live_at_start.
13648 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
13649 df_analyze when done.
13650 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
13651 the insns. Use QImode for the final insn in a bundle. Call
13652 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
13654 (reorder_var_tracking_notes): New function.
13655 (bfin_reorg): Pass no argument to split_all_insns. Don't call
13656 update_life_info. Call df_analyze after scheduling and bundle
13657 generation. Call reorder_var_tracking_notes if generating these
13658 notes. Call df_finish_pass at the end.
13660 2007-06-12 Dirk Mueller <dmueller@suse.de>
13662 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
13663 a comparison, not an assignment.
13665 2007-06-12 Olivier Hainque <hainque@adacore.com>
13667 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
13668 Request walking the subtrees only, leaving the current is_lhs/val_only
13670 (convert_non_local_reference): Likewise.
13672 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
13674 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
13676 2007-06-12 Richard Guenther <rguenther@suse.de>
13678 PR tree-optimization/15353
13679 PR tree-optimization/31657
13680 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
13681 * timevar.def: Add TV_TREE_IFCOMBINE.
13682 * tree-pass.h (pass_tree_ifcombine): Declare.
13683 * tree-ssa-ifcombine.c: New file.
13684 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
13685 * tree-flow.h (blocks_in_phiopt_order): Declare.
13686 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
13687 (tree-ssa-ifcombine.o): New dependencies.
13689 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13691 PR rtl-optimization/32293
13692 * combine.c (simplify_if_then_else): Truncate return from
13693 nonzero_bits() to correct mode.
13695 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13697 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
13698 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
13700 2007-06-11 Diego Novillo <dnovillo@google.com>
13702 * Makefile.in (reload1.o-warn): Remove.
13704 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
13706 * combine.c (subst): Use reg_overlap_mentioned_p
13707 instead of comparing register numbers directly.
13709 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13711 * reload1.c (mark_home_live_1): Use the mode parameter.
13713 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13715 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
13716 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
13718 * df-core.c: Ditto.
13720 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
13722 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
13724 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13726 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
13727 from integer registers.
13728 (FP mode splitters): Handle TFmode.
13730 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
13732 * tree-ssa-structalias.c (find_what_p_points_to): Return false
13733 for ref-all pointers that point-to anything.
13735 2007-06-11 Joseph Myers <joseph@codesourcery.com>
13737 * config/arm/arm.c (arm_output_dwarf_dtprel,
13738 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
13740 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
13742 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
13743 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
13746 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
13748 * tree.c (signed_or_unsigned_type_for): New.
13749 (unsigned_type_for): Use signed_or_unsigned_type_for.
13750 (signed_type_for): Use signed_or_unsigned_type_for.
13751 * tree.h (signed_or_unsigned_type_for): New.
13752 (get_signed_or_unsigned_type): Remove.
13753 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
13754 lang_hooks.types.signed_type
13755 (size_diffop): Likewise.
13756 (all_ones_mask_p): Likewise.
13757 (build_range_check): Likewise.
13758 (fold_cond_expr_with_comparison): Likewise.
13759 (fold_cond_expr_with_comparison): Likewise.
13760 (unextend): Likewise.
13761 (extract_muldiv_1): Likewise.
13762 (fold_single_bit_test_into_sign_test): Likewise.
13763 (fold_binary): Likewise.
13764 (fold_ternary): Likewise.
13765 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
13766 instead of get_signed_or_unsigned_type.
13767 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
13768 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13769 * expr.c (signed_or_unsigned_type_for): Use
13770 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
13771 * langhooks.c (get_signed_or_unsigned_type): Remove.
13772 (lhd_signed_or_unsigned_type): Remove.
13773 * langhooks.h (lang_hooks_for_types): Remove signed_type and
13774 signed_or_unsigned_type.
13775 (lhd_signed_or_unsigned_type): Remove.
13776 * expmed.c (make_tree): Use signed_type_for instead of
13777 lang_hooks.types.signed_type.
13778 * c-common.c (same_scalar_type_ignoring_signedness): Use
13779 c_common_signed_type instead of lang_hooks.types.signed_type.
13780 (c_common_unsigned_type): New.
13781 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
13782 (shorten_compare): Use c_common_unsigned_type instead of
13783 c_common_signed_or_unsigned_type.
13784 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
13786 * convert.c (convert_to_integer): Use signed_type_for instead of
13787 lang_hooks.types.signed_type.
13788 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13789 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
13790 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
13791 * c-format.c (check_format_types): Use c_common_unsigned_type
13792 instead of unsigned_type_for.
13793 * c-decl.c (groakdeclarator): Likewise.
13794 * c-typeck.c (convert_for_assignment): Likewise.
13795 * c-common.h (c_common_unsigned_type): New.
13797 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13800 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
13801 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
13803 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13805 PR middle-end/32279
13806 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
13807 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
13809 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
13810 Sebastian Pop <sebpop@gmail.com>
13812 * lambda-code.c (remove_iv): New.
13813 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
13815 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
13817 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
13818 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
13819 * tree-ssa-loop-prefetch.c: Include optabs.h.
13820 (FENCE_FOLLOWING_MOVNT): New macro.
13821 (struct mem_ref): Add independent_p and storent_p fields.
13822 (record_ref): Initalize the new fields.
13823 (gather_memory_references_ref): Return true if the reference
13825 (gather_memory_references): Check whether all memory accesses
13826 in loop were recorded.
13827 (should_issue_prefetch_p): Return false for nontemporal stores.
13828 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
13829 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
13830 (determine_loop_nest_reuse): Detect independent memory references.
13831 (loop_prefetch_arrays): Call mark_nontemporal_stores.
13832 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
13833 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
13834 * config/i386/i386.h (x86_mfence): Declare.
13835 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
13836 * config/i386/i386.c (x86_mfence): New variable.
13837 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
13839 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
13840 * optabs.c (init_optabs): Initialize storent_optab.
13841 * optabs.h (enum optab_index): Add OTI_storent.
13842 (storent_optab): Declare.
13843 * genopinit.c (optabs): Add initialization for storent_optab.
13844 * tree.h (MOVE_NONTEMPORAL): New macro.
13845 * expr.c (expand_assignment, store_expr, store_constructor_field,
13846 store_constructor, store_field, expand_expr_real_1): Propagate
13847 nontemporality of the expanded store.
13848 (emit_storent_insn): New function.
13849 * expr.h (expand_assignment, store_expr): Declaration changed.
13850 * function.c (assign_parm_setup_reg): Pass false as nontemporality
13851 to expand_assignment.
13852 * stmt.c (expand_asm_expr): Ditto.
13853 * calls.c (initialize_argument_information): Pass false as
13854 nontemporality to store_expr.
13855 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
13858 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13860 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
13862 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
13864 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13866 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
13867 and allow DECL_P here.
13869 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
13871 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
13872 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
13873 track of the size of the expression.
13874 * cfghooks.c (merge_blocks): Remove block from loops structure only
13875 after call of the merge_blocks hook.
13877 2007-06-09 Tom Tromey <tromey@redhat.com>
13879 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
13880 (deprecated_state): Removed.
13881 (start_decl): Update.
13882 (enum deprecated_states): Moved earlier.
13883 (groktypename): Update.
13884 (push_parm_decl): Likewise.
13885 (grokfield): Likewise.
13886 (start_function): Likewise.
13888 2007-06-09 Ian Lance Taylor <iant@google.com>
13890 PR tree-optimization/32169
13891 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
13892 CONVERT_EXPR, check whether min and max both converted to an
13893 overflow infinity representation.
13895 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
13897 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
13898 not inserted on the edge.
13900 2007-06-08 Bob Wilson <bob.wilson@acm.org>
13902 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
13903 instructions if they are supported.
13904 (__divsi3, __umodsi3, __modsi3): Likewise.
13905 (__ashldi3, __ashrdi3, __lshrdi3): New.
13906 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
13908 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
13909 Tony Linthicum <tony.linthicum@amd.com>
13911 * doc/invoke.texi: Add fvect-cost-model flag.
13912 * common.opt (fvect-cost-model): New flag.
13913 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
13914 cost fields in stmt_vec_info struct for STMT.
13915 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
13916 fields in stmt_vec_info struct and access functions for the same.
13917 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
13918 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
13919 load, store and vector to scalar operation.
13920 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
13921 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
13922 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
13923 (TARG_VEC_STORE_COST): Define cost of vector store.
13924 (vect_estimate_min_profitable_iters): Define new function.
13925 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
13926 check to evaluate if loop iterations are less than minimum profitable
13927 iterations determined by cost model or minimum vect loop bound defined
13928 by user, whichever is more conservative.
13929 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
13930 run-time check to evaluate if loop iterations are less than minimum
13931 profitable iterations determined by cost model or minimum vect loop
13932 bound defined by user, whichever is more conservative.
13933 (vect_estimate_min_profitable_iterations): New function to estimate
13934 mimimimum iterartions required for vector version of loop to be
13935 profitable over scalar version.
13936 (vect_model_reduction_cost): New function.
13937 (vect_model_induction_cost): New function.
13938 (vect_model_simple_cost): New function.
13939 (vect_cost_strided_group_size): New function.
13940 (vect_model_store_cost): New function.
13941 (vect_model_load_cost): New function.
13942 (vectorizable_reduction): Call vect_model_reduction_cost during
13944 (vectorizable_induction): Call vect_model_induction_cost during
13946 (vectorizable_load): Call vect_model_load_cost during analysis phase.
13947 (vectorizable_store): Call vect_model_store_cost during analysis phase.
13948 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
13949 vectorizable_promotion, vectorizable_demotion): Call
13950 vect_model_simple_cost during analysis phase.
13952 2007-06-08 Simon Baldwin <simonb@google.com>
13954 * reg-stack.c (get_true_reg): Readability change. Moved default case
13955 label into direct switch statement scope.
13957 2007-06-08 Simon Baldwin <simonb@google.com>
13959 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13960 in gcc_assert() with '==' comparison.
13962 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13964 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13965 TARGET_ABM handling of x86_popcnt variable.
13967 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13969 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13970 __builtin_copysignq and __builtin_infq built-in functions.
13972 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13974 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13975 SSE4.2 section. Correct built-in function names in SSE4A section.
13977 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13979 PR tree-optimization/32243
13980 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13981 for ncopies after ratio check between nunits_out and nunits_in.
13982 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13984 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13986 PR tree-optimization/32224
13987 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13988 vectorization upon a non GIMPLE_MODIFY_STMT.
13990 2007-06-08 Christian Bruel <christian.bruel@st.com>
13993 * config/sh/sh.md (doloop_end): New pattern and splitter.
13994 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13996 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13998 PR middle-end/32209
13999 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
14001 (verify_dominators): Do not change dominance tree.
14003 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14005 * config/sh/constraints.md: New file.
14006 * config/sh/sh.c: Include tm-constrs.h.
14007 (reg_class_from_letter): Remove.
14008 (prepare_cbranch_operands): Use satisfies_constraint_*
14009 function instead of macro.
14010 (andcosts, broken_move, sh_secondary_reload): Likewise.
14011 * config/sh/predicates.md (trapping_target_operand): Likewise.
14012 (and_operand, arith_operand, arith_reg_or_0_operand,
14013 cmp_operand, logical_operand, target_operand,
14014 ua_address_operand, ua_offset, xor_operand): Likewise.
14015 * config/sh/sh.md: Include constraints.md.
14016 (*movsicc_t_false): Use satisfies_constraint_* function
14018 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
14019 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
14020 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
14021 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
14022 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
14023 (REG_CLASS_FROM_CONSTRAINT): Remove.
14024 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
14025 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
14026 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
14027 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
14028 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
14029 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
14030 function instead of macro.
14031 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
14032 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
14033 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
14034 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
14035 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
14036 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
14037 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
14038 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
14039 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
14040 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
14041 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
14042 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
14043 EXTRA_CONSTRAINT_STR): Likewise.
14044 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
14046 2007-06-07 Geoffrey Keating <geoffk@apple.com>
14048 * config/i386/darwin.h (STACK_BOUNDARY): Define.
14050 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
14053 * c-common.h (flag_cpp0x): Replaced by...
14054 (cxx_dialect): ... this new variable specifying the C++ dialect that
14056 * c-common.c (flag_cpp0x): Removed.
14057 (cxx_dialect): Defined.
14058 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
14060 * c-opts.c (c_common_post_options): Likewise.
14061 (set_std_cxx98): Set cxx_dialect to cxx98.
14062 (set_std_cxx0x): Set cxx_dialect to cxx0x.
14064 2007-06-07 Geoffrey Keating <geoffk@apple.com>
14065 Hui-May Chang <hm.chang@apple.com>
14067 * doc/invoke.texi (Darwin Options): Update documentation for
14068 -mmacosx-version-min.
14069 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
14070 * config/darwin-driver.c: New file.
14071 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
14072 * config/t-darwin (darwin-driver.o): New rule.
14074 * config/darwin-c.c (version_as_macro): Ignore low digit.
14076 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
14078 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
14079 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
14080 (CSGNMODE): New mode macro.
14081 (CSGNVMODE): New mode attribute.
14082 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
14083 expander using CSGNMODE mode macro. Handle TFmode.
14084 (copysign<mode>3_const): Rename from copysignsf3_const and
14085 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
14087 (copysign<mode>3_var): Rename from copysignsf3_var and
14088 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
14090 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
14091 mode macro. Handle TFmode.
14092 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
14093 (iortf3, *iortf3): Ditto.
14094 (xortf3, *xortf3): Ditto.
14095 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
14096 TFmode and TImode masks.
14097 (ix86_expand_copysign): Expand TFmode copysign insn.
14098 (IX86_BUILTIN_INFQ): New.
14099 (IX86_BUILTIN_FABSQ): Ditto.
14100 (IX86_BUILTIN_COPYSIGNQ): Ditto.
14101 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
14102 [__builtin_fabsq]: Ditto.
14103 [__builtin_copysignq]: Ditto.
14104 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
14105 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
14106 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
14107 ix86_expand_binop_builtin().
14109 2007-06-07 Bob Wilson <bob.wilson@acm.org>
14111 * config/xtensa/lib1funcs.asm: Clean up whitespace.
14113 2007-06-07 Steve Ellcey <sje@cup.hp.com>
14116 * rtl.h (push_to_sequence2): New.
14117 * emit-rtl.c (push_to_sequence2): New.
14118 * function.c (assign_parm_data_all): Add new fields.
14119 (assign_parm_setup_block): Call push_to_sequence2 instead of
14121 (assign_parm_setup_reg): Ditto.
14122 (assign_parm_setup_stack): Ditto.
14123 (assign_parms_unsplit_complex): Ditto.
14124 (assign_parms): Change field name.
14126 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
14128 PR tree-optimization/32220
14129 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
14130 phi node is reached before defining statement.
14132 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14135 * tree-vect-transform.c (vectorizable_call): Call update_stmt
14136 after changing the right hand side of the assignment.
14138 2007-06-06 Eric Christopher <echristo@apple.com>
14140 * config.gcc (i?86-*-darwin*): Remove arch parameter.
14141 (x86_64-*-darwin*): Ditto.
14142 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
14143 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14145 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14147 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
14148 coding conventions.
14149 (add_key): Likewise.
14150 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
14151 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
14153 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
14155 (add_cost_one_coalesce): Likewise.
14156 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
14157 variable names. Rename orig to orig_name for consistency.
14158 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
14159 coding conventions.
14160 (cprop_into_successor_phis): Avoid using C++ keywords as variable
14162 (record_equivalences_from_stmt): Likewise.
14163 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
14164 the coding conventions.
14165 (memory_ssa_name_same): Likewise.
14166 (dse_optimize_stmt): Likewise.
14167 (dse_record_phis): Likewise.
14168 (dse_finalize_block): Likewise.
14169 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
14170 keywords as variable names.
14171 (may_move_till): Cast according to the coding conventions.
14172 (force_move_till_expr): Avoid using C++ keywords as variable names.
14173 (force_move_till): Cast according to the coding conventions.
14174 (memref_hash): Likewise.
14175 (memref_eq): Likewise.
14176 (gather_mem_refs_stmt): Likewise.
14177 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
14178 using C++ keywords as variable names.
14179 (idx_find_step): Cast according to the coding conventions.
14180 (idx_record_use): Likewise.
14181 (find_depends): Likewise.
14182 (prepare_decl_rtl): Likewise.
14183 (mbc_entry_hash): Likewise.
14184 (mbc_entry_eq): Likewise.
14185 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
14186 (simplify_replace_tree): Avoid using C++ keywords as variable names.
14187 (idx_infer_loop_bounds): Cast according to the coding conventions.
14188 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
14189 * tree-ssa-math-opts.c (occ_new ): Likwise.
14190 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
14192 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
14194 (add_use_op): Likewise.
14195 (add_vop): Likewise.
14196 (add_vuse_op): Likewise.
14197 (add_vdef_op): Likewise.
14198 (get_expr_operands): Likewise.
14199 (push_stmt_changes): Use type safe memory macros.
14200 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
14201 keywords as variable names.
14202 (conditional_replacement): Likewise.
14203 (minmax_replacement): Likewise.
14204 (abs_replacement): Likewise.
14205 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
14206 coding conventions.
14207 (insert_fake_stores): Avoid using C++ keywords as variable names.
14208 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
14210 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
14211 (heapvar_insert): Use type safe memory macros.
14212 (new_var_info): Cast according to the coding conventions.
14213 (new_constraint): Likewise.
14214 (remove_preds_and_fake_succs): Use type safe memory macros.
14215 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
14217 (thread_single_edge): Likewise.
14218 (thread_through_loop_header): Likewise.
14220 2007-06-06 Eric Christopher <echristo@apple.com>
14222 * config/i386/i386.c (override_options): Move handling
14223 of TARGET_SUBTARGET* earlier.
14225 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
14227 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
14230 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
14232 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
14233 emited outside of basic block.
14234 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
14235 the created blocks.
14236 * rtl.h (delete_insn_chain): Declaration changed.
14237 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
14239 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
14240 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
14241 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
14242 to delete_insn_chain.
14243 (rtl_verify_flow_info_1): Verify that the insns in header and footer
14244 do not have bb field set.
14245 (rtl_verify_flow_info): Verify that insns between basic blocks do not
14247 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
14248 * cfgcleanup.c (try_optimize_cfg): Ditto.
14250 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14252 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
14253 (lambda_body_vector_new): Use type safe memory macros.
14254 (lambda_linear_expression_new): Likewise.
14255 (lambda_loopnest_new): Likewise.
14256 (lambda_lattice_new): Likewise.
14257 (replace_uses_equiv_to_x_with_y): Cast according to the coding
14258 conventions. Use type safe memory macros.
14259 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
14260 (lambda_body_vector_s): Likewise.
14261 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
14262 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
14264 2007-06-06 Richard Guenther <rguenther@suse.de>
14266 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
14267 if we need to schedule cfg_cleanup.
14268 (tree_ssa_forward_propagate_single_use_vars): Do so.
14270 2007-06-06 Ian Lance Taylor <iant@google.com>
14272 * fold-const.c (merge_ranges): If range_successor or
14273 range_predecessor fail, just return 0.
14275 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14277 PR tree-optimization/32216
14278 * tree-vectorizer.c (supportable_widening_operation): Determine
14279 signedness of FIX_TRUNC_EXPR from output operand.
14280 (supportable_narrowing_operation): Ditto.
14281 * tree-vect-generic.c (expand_vector_operations_1): Determine
14282 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
14283 from input operand.
14285 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14287 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
14288 (struct pta): ...from here. Change flags to unsigned to avoid
14289 excessive casting (as it is used as a bit mask).
14290 (override_options): Add casts according to the coding convenventions.
14291 (x86_64_elf_unique_section): Likewise.
14292 (examine_argument): Avoid using C++ keywords as variable names.
14293 (construct_container): Likewise.
14294 (legitimize_pic_address): Likewise.
14295 (get_dllimport_decl): Cast according to the coding conventions. Use
14296 type safe memory macros.
14297 (legitimize_address): Cast according to the coding conventions.
14298 (emit_i387_cw_initialization): Corrected the type of slot to enum
14300 (ix86_init_machine_status): Use type safe memory macros.
14301 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
14302 (bdesc_pcmpistr): Likewise.
14303 (bdesc_crc32): Likewise.
14304 (bdesc_sse_3arg): Likewise.
14305 (bdesc_2arg): Likewise.
14306 (bdesc_1arg): Likewise.
14307 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
14308 (ix86_expand_sse_pcmpistr): Likewise.
14309 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
14310 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
14311 int to match the langhook definition.
14312 (ix86_builtin_conversion): Change the type of code to unsigned init to
14313 match the langhook definition.
14314 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
14316 (ix86_preferred_output_reload_class): Likewise.
14317 (ix86_cannot_change_mode_class): Likewise.
14318 (ix86_memory_move_cost): Likewise.
14319 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
14320 avoid excessive casting later on.
14321 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
14323 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14325 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
14326 as flags setting insn.
14327 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
14329 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14331 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
14332 (UNSPEC_ROUND): New.
14333 ("sse4_1_round<mode>2"): New insn pattern.
14334 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
14336 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
14337 expander using SSEMODEF mode macro. Expand using
14338 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14339 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
14340 expander using SSEMODEF mode macro. Expand using
14341 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14342 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
14343 expander using SSEMODEF mode macro. Expand using
14344 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14345 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
14346 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
14347 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
14350 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
14351 Sebastian Pop <sebpop@gmail.com>
14353 * lambda.h (build_linear_expr): New.
14354 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
14355 Use build_linear_expr, call fold and force_gimple_operand.
14356 (lambda_loopnest_to_gcc_loopnest): Check that there is
14357 something to insert.
14358 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
14360 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
14362 PR preprocessor/23479
14363 * doc/extend.texi: Document the 0b-prefixed binary integer
14364 constant extension.
14366 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14368 PR tree-optimization/32215
14369 * tree-vectorizer.c (supportable_widening_operation): Return false
14370 for unsupported FIX_TRUNC_EXPR tree code.
14371 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
14373 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
14375 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
14376 register on SPE targets. Change documentation to reflect
14378 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
14379 Change FIXED_SCRATCH to 14 and document why we're keeping r14
14380 out of the register allocation pool.
14381 (rs6000_reg_live_or_pic_offset_p): New function.
14382 (rs6000_emit_prologue): Move the actual saving of LR up to free
14383 r0 for holding r11. Split saving of SPE 64-bit registers into
14384 its own case. Ensure that offsets will always be in-range for
14385 'evstdd' by using r11 as a scratch register to point at the start
14386 of the SPE save area. Save r11 if necessary, as it is the static
14388 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
14389 into its own case. Ensure that offsets will always be in-range
14390 for 'evldd' by using r11 as a scratch register to point at the
14391 start of the SPE save area. Also adjust r11 when restoring
14392 the stack pointer to compensate for pre-loading r11.
14394 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
14396 * cfg.c (init_flow): Use type safe memory macros.
14397 (alloc_block): Likewise.
14398 (unchecked_make_edge): Likewise.
14399 (dump_flow_info): Avoid using C++ keywords as variable names.
14400 (copy_original_table_clear): Cast according to the coding conventions.
14401 (copy_original_table_set): Likewise.
14402 * cfgexpand (label_rtx_for_bb): Likewise.
14403 (expand_gimple_basic_block): Likewise.
14404 * cfghooks.c (dump_bb): Likewise.
14405 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
14407 (lv_add_condition_to_bb): Likewise.
14408 * cfglayout (relink_block_chain): Cast according to the coding
14410 (fixup_reorder_chain): Likewise.
14411 (fixup_fallthru_exit_predecessor): Likewise.
14412 * cfgloop.c (glb_enum_p): Likewise.
14413 (get_exit_description): Likewise.
14414 (dump_recorded_exit): Likewise.
14415 * cfgloop.h (enum loop_estimation): Move out of struct scope...
14416 (struct loop): ... from here.
14417 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
14419 * cfgrtl.c (rtl_create_basic_block): Likewise.
14420 (rtl_split_block): Likewise.
14421 (rtl_dump_bb): Likewise.
14422 (cfg_layout_split_block): Likewise.
14423 (init_rtl_bb_info): Use typesafe memory macros.
14425 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
14426 * graphds.h: Updated all usages of edge to graph_edge.
14427 * graphds.c: Likewise.
14428 * cfgloopanal.c: Likewise.
14430 2007-06-05 Ian Lance Taylor <iant@google.com>
14432 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
14433 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
14434 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
14436 (test_for_singularity): Likewise.
14438 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14440 * config/i386/constraints.md ("Y2"): Replaced by ...
14442 * config/i386/i386.md: Likewise.
14443 * config/i386/mmx.md: Likewise.
14444 * config/i386/sse.md: Likewise.
14446 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14448 * config/i386/constraints.md ("z"): Replaced by ...
14450 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
14451 (sse4_1_blendvps): Likewise.
14452 (sse4_1_pblendvb): Likewise.
14453 (sse4_2_pcmpestr): Likewise.
14454 (sse4_2_pcmpestrm): Likewise.
14455 (sse4_2_pcmpestr_cconly): Likewise.
14456 (sse4_2_pcmpistr): Likewise.
14457 (sse4_2_pcmpistrm): Likewise.
14458 (sse4_2_pcmpistr_cconly): Likewise.
14460 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
14462 * matrix-reorg.c (transform_access_sites): Fix computation.
14463 (transform_allocation_sites): Same.
14465 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14467 * config/i386/i386.c (override_options): Use
14468 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
14470 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14472 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
14473 (nonimm_not_xmm0_operand): Ditto.
14474 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
14475 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
14476 as operand[2] predicate. Require "z" class XMM register for
14477 operand[3]. Adjust asm template.
14478 ("sse4_1_blendvpd"): Ditto.
14479 ("sse4_1_pblendvb"): Ditto.
14480 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
14481 force op2 into xmm0 register for variable blend instructions.
14483 2007-06-04 Tom Tromey <tromey@redhat.com>
14485 * c-tree.h (start_enum): Update.
14486 (build_enumerator): Likewise.
14487 * c-decl.c (enum_next_value): Removed.
14488 (enum_overflow): Likewise.
14489 (start_enum): Add c_enum_contents argument. Don't use globals.
14490 (build_enumerator): Likewise.
14491 * c-tree.h (struct c_enum_contents): New struct.
14493 2007-06-04 Tom Tromey <tromey@redhat.com>
14495 * c-common.c (c_common_get_alias_set): Fix indentation.
14497 2007-06-04 Ian Lance Taylor <iant@google.com>
14499 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
14500 to overflow, reduce overflow infinity to regular infinity.
14501 (vrp_var_may_overflow): New static function.
14502 (vrp_visit_phi_node): Check vrp_var_may_overflow.
14504 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
14506 * stor-layout.c (layout_type): Remove duplicate code.
14508 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
14511 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
14512 before build_common_builtin_nodes ().
14514 2007-06-04 Steve Ellcey <sje@cup.hp.com>
14517 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
14519 2007-06-04 Jan Hubicka <jh@suse.cz>
14521 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
14522 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
14523 instead of _stat version.
14525 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14527 PR tree-optimization/32194
14528 * tree-predcom.c (determine_offset): Check that both references have
14531 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14533 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
14534 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
14535 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14536 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
14537 Add argument to iterate_fix_dominators call.
14538 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
14539 * gcse.c (hoist_code): Change domby to vector.
14540 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
14541 Add argument to iterate_fix_dominators call.
14542 * loop-doloop.c (doloop_modify): Changed recount_dominator to
14543 recompute_dominator.
14544 * lambda-code.c (perfect_nestify): Ditto.
14545 * cfgloopanal.c: Include graphds.h.
14546 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
14547 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
14548 (mark_irreducible_loops): Use graphds_scc. Remove argument from
14550 * graphds.c: New file.
14551 * graphds.h: New file.
14552 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
14553 (get_dominated_by, get_dominated_by_region): Change return type to
14555 (verify_dominators): Recompute all dominators and compare the results.
14556 (recount_dominator): Renamed to ...
14557 (recompute_dominator): ... this. Do not check that the block is
14558 dominated by entry.
14559 (iterate_fix_dominators): Reimplemented.
14560 (prune_bbs_to_update_dominators, root_of_dom_tree,
14561 determine_dominators_for_sons): New functions.
14562 * et-forest.c (et_root): New function.
14563 * et-forest.h (et_root): Declare.
14564 * Makefile.in (graphds.o): Add.
14565 (cfgloopanal.o): Add graphds.h dependency.
14566 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
14567 * basic-block.h (get_dominated_by, get_dominated_by_region,
14568 iterate_fix_dominators): Declaration changed.
14569 (recount_dominator): Renamed to ...
14570 (recompute_dominator): ... this.
14571 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
14572 (thread_through_all_blocks): Do not free dominance info.
14574 2007-06-03 Andreas Schwab <schwab@suse.de>
14576 * config/m68k/m68k.c (override_options): Don't override
14578 * config/m68k/m68k-modes.def (SF, DF): Define to use
14579 motorola_single_format and motorola_double_format, resp.
14580 * real.c (motorola_single_format): Renamed from
14581 coldfire_single_format.
14582 (motorola_double_format): Renamed from coldfire_double_format.
14583 (encode_ieee_extended): Generate a proper canonical NaN image
14584 respecting canonical_nan_lsbs_set.
14585 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
14587 * real.h: Adjust declarations.
14589 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
14592 * config/sh/sh.md (symGOT_load): Don't schedule insns when
14593 the symbol is generated with the stack protector.
14595 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
14597 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
14598 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
14600 * doc/extend.texi (interrupt): Mention m68k.
14602 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
14604 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
14605 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
14606 (ix86_expand_sse_pcmpestr): Do not check operands for
14607 "register_operand", when insn operand predicate is "register_operand".
14608 (ix86_expand_sse_pcmpistr): Ditto.
14610 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
14611 Uros Bizjak <ubizjak@gmail.com>
14613 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
14614 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
14615 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
14616 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
14617 * config/i386/constraints.md ("z"): New register constraint
14618 for members of SSE_FIRST_REG class.
14619 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
14620 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
14621 SSE_FIRST_REG class.
14622 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
14623 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
14624 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
14625 (IX86_BUILTIN_PCMPESTRM128): Likewise.
14626 (IX86_BUILTIN_PCMPESTRA128): Likewise.
14627 (IX86_BUILTIN_PCMPESTRC128): Likewise.
14628 (IX86_BUILTIN_PCMPESTRO128): Likewise.
14629 (IX86_BUILTIN_PCMPESTRS128): Likewise.
14630 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
14631 (IX86_BUILTIN_PCMPISTRI128): Likewise.
14632 (IX86_BUILTIN_PCMPISTRM128): Likewise.
14633 (IX86_BUILTIN_PCMPISTRA128): Likewise.
14634 (IX86_BUILTIN_PCMPISTRC128): Likewise.
14635 (IX86_BUILTIN_PCMPISTRO128): Likewise.
14636 (IX86_BUILTIN_PCMPISTRS128): Likewise.
14637 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
14638 (struct builtin_description): Change "flag" field to unsigned.
14639 (bdesc_pcmpestr): New builtin description table.
14640 (bdesc_pcmpistr): Likewise.
14641 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
14642 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
14643 Initialize pcmp[ei]str[im] insns for SSE4.2.
14644 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
14645 (ix86_expand_sse_pcmpistr): Likewise.
14646 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
14647 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
14648 (UNSPEC_PCMPISTR): Likewise.
14649 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
14650 (sse4_2_pcmpestri):New isns pattern.
14651 (sse4_2_pcmpestrm): Likewise.
14652 (sse4_2_pcmpestr_cconly): Likewise.
14653 (sse4_2_pcmpistr): New insn patern and splitter.
14654 (sse4_2_pcmpistri):New isns pattern.
14655 (sse4_2_pcmpistrm): Likewise.
14656 (sse4_2_pcmpistr_cconly): Likewise.
14657 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
14660 2007-06-01 David Daney <ddaney@avtrex.com>
14662 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
14663 LOADGP_ABSOLUTE and not binds_local_p.
14665 2007-06-01 Geoffrey Keating <geoffk@apple.com>
14667 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
14669 2007-06-01 Ian Lance Taylor <iant@google.com>
14671 * tree-vrp.c (compare_name_with_value): Always set
14672 used_strict_overflow if we get a result from the variable itself.
14674 2007-06-01 Ian Lance Taylor <iant@google.com>
14676 PR rtl-optimization/31455
14677 * lower-subreg.c (find_decomposable_subregs): Don't decompose
14678 subregs which have a cast between modes which are not tieable.
14680 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
14682 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
14683 breaks after return statements.
14685 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
14687 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
14688 only after no_new_pseudos.
14690 2007-05-31 Eric Christopher <echristo@apple.com>
14692 * expr.c (convert_move): Assert that we don't have a BLKmode
14694 (store_expr): Handle BLKmode moves by calling emit_block_move.
14696 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
14698 * c-typeck.c (build_indirect_ref): Include type in error message.
14699 (build_binary_op): Pass types to binary_op_error.
14700 * c-common.c (binary_op_error): Take two type arguments, print out
14702 * c-common.h (binary_op_error): Update prototype.
14704 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14706 * config/i386/i386.c: Correct coments on -mno-sse4.
14708 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14710 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
14711 (x86_64-*-*): Likewise.
14712 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
14713 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
14714 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14715 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
14716 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14717 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14718 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14719 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14720 (OPTION_MASK_ISA_SSE4): Likewise.
14721 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
14722 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14723 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
14724 (override_options): Support SSE4.2.
14725 (ix86_build_const_vector): Support SImode and DImode.
14726 (ix86_build_signbit_mask): Likewise.
14727 (ix86_expand_int_vcond): Support V2DImode.
14728 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
14729 (IX86_BUILTIN_CRC32HI): Likewise.
14730 (IX86_BUILTIN_CRC32SI): Likewise.
14731 (IX86_BUILTIN_CRC32DI): Likewise.
14732 (IX86_BUILTIN_PCMPGTQ): Likewise.
14733 (bdesc_crc32): Likewise.
14734 (bdesc_sse_3arg): Likewise.
14735 (ix86_expand_crc32): Likewise.
14736 (ix86_init_mmx_sse_builtins): Support SSE4.2.
14737 (ix86_expand_builtin): Likewise.
14738 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14739 __SSE4_2__ for -msse4.2.
14740 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
14741 (CRC32MODE): Likewise.
14742 (crc32modesuffix): Likewise.
14743 (crc32modeconstraint): Likewise.
14744 (sse4_2_crc32<mode>): Likewise.
14745 (sse4_2_crc32di): Likewise.
14746 * config/i386/i386.opt (msse4.2): New for SSE4.2.
14748 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
14749 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
14750 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
14751 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
14752 (vcondu<mode>): Likewise.
14753 * doc/extend.texi: Document SSE4.2 built-in functions.
14754 * doc/invoke.texi: Document -msse4.2/-msse4.
14756 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
14758 PR tree-optimization/32160
14759 * tree-predcom.c (predcom_tmp_var): New function. Mark created
14760 variable as gimple reg.
14761 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
14763 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
14765 * gcc.c (main): Don't consider linker options when issuing the
14766 warning about a linker input file not being used.
14768 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14770 * tree-vrp.c (compare_names): Initialize sop.
14772 2007-05-30 Dirk Mueller <dmueller@suse.de>
14774 * cgraphunit.c (cgraph_analyze_function): Remove
14775 computation of inline parameters.
14777 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14779 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
14781 2007-05-30 Richard Sandiford <richard@codesourcery.com>
14783 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
14784 Add vx-common.h. Include vxworks.h between vx-common.h and
14786 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
14788 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
14789 (TARGET_ASM_DESTRUCTOR): Likewise.
14790 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
14791 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
14792 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14793 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
14794 (VXWORKS_ENDIAN_SPEC): Define.
14795 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
14796 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
14797 VXWORKS_* equivalents.
14798 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
14799 (ASM_FILE_START): Delete.
14800 (TARGET_VERSION): Reformat.
14801 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
14802 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
14803 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
14804 (FPBIT, DPBIT): Define.
14805 (fp-bit.c, dp-bit.c): New rules.
14806 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
14807 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
14808 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
14809 * config/arm/arm.h: Include vxworks-dummy.h.
14810 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
14811 Mark with ATTRIBUTE_UNUSED.
14812 (arm_override_options): Do not allow VxWorks RTP PIC to be used
14813 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
14814 make it incompatible with -msingle-pic-base.
14815 (arm_function_ok_for_sibcall): Return false for calls that might
14816 go through a VxWorks PIC PLT entry.
14817 (require_pic_register): New function, split out from...
14818 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
14820 (arm_load_pic_register): Handle the VxWorks RTP initialization
14821 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
14822 (arm_emit_call_insn): New function.
14823 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
14824 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
14825 (pic_offset_arm): New pattern.
14826 (call, call_value): Use arm_emit_call_insn.
14827 (call_internal, call_value_internal): New expanders.
14828 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
14829 VxWorks unless __PIC__.
14831 2007-05-30 Eric Christopher <echristo@gmail.com>
14833 * genrecog.c: Include regs.h in generated file.
14834 * genemit.c: Ditto. Fix up formatting.
14835 * config/mn10300/constraints.md: New.
14836 * config/mn10300/mn10300.md: Include.
14837 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
14838 Fix up for removed macro.
14839 * config/mn10300/predicates.md (call_address_operand): Ditto.
14840 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
14841 (CONST_OK_FOR_I): Ditto.
14842 (CONST_OK_FOR_J): Ditto.
14843 (CONST_OK_FOR_K): Ditto.
14844 (CONST_OK_FOR_L): Ditto.
14845 (CONST_OK_FOR_M): Ditto.
14846 (CONST_OK_FOR_N): Ditto.
14847 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
14851 (EXTRA_CONSTRAINT): Ditto.
14853 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14855 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
14857 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
14858 OPTION_MASK_ISA_64BIT.
14859 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
14861 2007-05-30 Richard Guenther <rguenther@suse.de>
14863 PR middle-end/32152
14864 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
14865 types for comparison.
14866 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
14867 with original typed arguments.
14868 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
14870 2007-05-30 Jakub Jelinek <jakub@redhat.com>
14872 PR tree-optimization/31769
14873 * except.c (duplicate_eh_regions): Clear prev_try if
14874 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
14876 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
14878 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
14879 * tree-ssa-sink.c (statement_sink_location): Return basic block and
14880 bsi of the location where statements should be inserted.
14881 (sink_code_in_bb): Take bsi from statement_sink_location.
14882 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
14883 instead of bsi_start.
14884 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
14886 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
14887 (bsi_move_before): Document inconsistency with bsi_move_after.
14888 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
14890 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14892 * config/i386/i386.h (TARGET_ABM): New define.
14893 (TARGET_POPCNT): Ditto.
14894 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
14895 New temporary defines to redefine from OPTION_ISA_* defines.
14896 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
14897 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
14898 (ix86_isa_flags): New extern int declaration.
14899 (TARGET_SUBTARGET_DEFAULT): New define.
14900 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
14901 (TARGET_SUBTARGET32_DEFAULT): Ditto.
14902 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
14903 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14904 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
14905 * config/i386/darwin.h: Change TARGET_64BIT define to
14908 * config/i386/i386.opt (m3dnowa): Define as undocumented option
14909 using existing "ix86_isa_flags" varible.
14910 (m32, m64): Use existing "ix86_isa_flags" variable.
14911 (mmmx, m3dnow): Ditto.
14912 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
14913 (mabm): Define as non-negative option using "x86_abm" variable.
14914 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
14916 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
14917 Rewrite feature test bitmap.
14918 (ix86_isa_flags): New initialized global int varible.
14919 (ix86_isa_flags_explicit): New static int variable.
14920 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
14921 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
14922 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
14923 target_flags_explicit.
14924 (override_options): Remove "target_enable" and "target_disable" fields
14925 from "struct ptt". Update processor_target_table accordingly. Remove
14926 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
14927 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
14928 "target_flags" and "ix86_isa_flags_explicit" instead of
14929 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
14930 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
14931 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
14932 to true when either of PTA_POPCNT or PTA_ABM is set in
14933 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
14934 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
14935 processor_alias_table flags entry. Remove handling of
14936 "target_enable" and "target_disable" fields of processor_target_table.
14937 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
14938 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
14939 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
14940 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
14941 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
14943 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
14945 2007-05-29 David Daney <ddaney@avtrex.com>
14948 * config/mips/mips.c (mips_output_mi_thunk): Emit
14949 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
14951 2007-05-29 Hui-May Chang <hm.chang@apple.com>
14952 * config/i386/i386.c (ix86_function_regparm): Added checking of
14953 ix86_force_align_arg_pointer to determine the number of
14954 register parameters.
14956 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14958 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14959 (SET_DR_MISALIGNMENT): New.
14960 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14961 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14962 Use SET_DR_MISALIGNMENT.
14963 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14965 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14966 find_loop_nest): Export.
14967 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14968 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14969 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14970 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14972 (struct mem_ref): Add field reuse_distance.
14973 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14974 Initialize reuse_distance field.
14975 (issue_prefetch_ref): Select temporality of prefetch according to
14977 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14978 self_reuse_distance, determine_loop_nest_reuse): New functions.
14979 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14980 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14981 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14984 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14986 * tree-ssa-alias.c: Add aliasing overview.
14988 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14989 Danny Smith <dannysmith@users.sourceforge.net>
14992 * config/i386/t-crtfm: Compile crtfastmath.o with
14993 -minline-all-stringops.
14994 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14995 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14997 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14999 * doc/md.texi: Document constraints on HP PA-RISC.
15001 * pa/constraints.md: New file.
15002 * pa.md: Include constraints.md.
15003 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
15004 (integer_store_memory_operand, ldil_cint_p): New functions.
15005 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
15006 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15007 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
15008 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
15009 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
15011 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
15014 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
15015 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
15016 case POSTDECREMENT_EXPR>): Return the error_mark_node
15017 if either the real or imaginary parts would an
15020 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
15022 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
15023 name when we remove it from a call.
15025 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
15027 * targhooks.c (default_narrow_bitfield): Remove.
15028 * targhooks.h: Remove the prototype for
15029 default_narrow_bitfield.
15031 * langhooks-def.h: Remove the prototype for
15032 hook_get_alias_set_0.
15033 * langhooks.c (hook_get_alias_set_0): Remove.
15035 * global.c (EXECUTE_IF_CONFLICT): Remove.
15037 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15040 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
15041 return true when truth_value_p is true and the type
15044 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
15046 * doc/install.texi (Prerequisites): We no longer require Autoconf
15047 2.13 for the top-level.
15049 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
15051 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
15052 memory access via x86_expand_vector_move_misalign() only for
15053 TImode values on 32-bit targets.
15055 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
15057 * matrix-reorg.c: New file. Implement matrix flattening and
15058 transposing optimization.
15059 * tree-pass.h: Add matrix reorg pass.
15060 * common.opt: Add fipa-mreorg flag.
15061 * Makefile.in: Add matrix-reorg.c.
15062 * passes.c: Add matrix reorg pass.
15063 * varpool.c (add_new_static_var): New function.
15064 * cgraph.h (add_new_static_var): Declare.
15066 2007-05-27 Eric Christopher <echristo@apple.com>
15068 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
15069 sp_offset depending on stack size. Save r12 depending
15070 on registers we're saving later.
15071 (rs6000_emit_epilogue): Update sp_offset depending only
15074 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
15076 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
15077 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15078 * ifcvt.c (if_convert): Ditto.
15079 * tree-ssa-threadupdate.c (thread_block): Ditto.
15080 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
15081 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
15082 verify_loop_closed_ssa): Check number_of_loops instead of
15084 * predict.c (tree_estimate_probability): Ditto.
15085 * tree-if-conv.c (main_tree_if_conversion): Ditto.
15086 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
15087 * modulo-sched.c (sms_schedule): Ditto.
15088 * tree-scalar-evolution.c (scev_const_prop): Ditto.
15089 (scev_finalize): Do not do anything if scev analysis was not
15091 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
15092 current_loops == NULL.
15093 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
15094 * loop-init.c (loop_optimizer_init): Do not free current_loops when
15095 there are no loops.
15096 (loop_optimizer_finalize): Assert that loops were analyzed.
15097 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
15098 rtl_doloop): Check number_of_loops instead of current_loops.
15099 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
15100 current_loops == NULL.
15101 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
15102 gate_tree_vectorize tree_linear_transform, check_data_deps,
15103 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
15104 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
15105 Check number_of_loops instead of current_loops.
15106 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
15107 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
15108 free loops if available.
15109 (execute_pre): Do not pass do_fre to fini_pre.
15111 2007-05-27 Tobias Burnus <burnus@net-b.de>
15113 PR middle-end/32083
15114 * real.c (mpfr_from_real): Fix sign of -Inf.
15116 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
15118 * tree-vect-transform.c (vectorizable_conversion): Initialize
15119 tree_code variables to ERROR_MARK.
15120 (vectorizable_type_demotion): Likewise.
15121 (vectorizable_type_promotion): Likewise.
15123 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
15126 * config/i386/i386.md (movti): Handle push operands via
15127 ix86_expand_push().
15129 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
15131 * basic-block.h: Remove the prototype for merge_seq_blocks.
15132 * cfgcleanup.c (merge_seq_blocks): Remove.
15134 * tree-flow.h: Remove the prototype for is_aliased_with.
15135 * tree-ssa-alias.c (is_aliased_with): Remove.
15137 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
15139 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
15141 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
15143 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
15144 ix86_expand_sse4_unpack if SSE4.1 is enabled.
15145 (vec_unpacks_hi_v16qi): Likewise.
15146 (vec_unpacku_lo_v16qi): Likewise.
15147 (vec_unpacks_lo_v16qi): Likewise.
15148 (vec_unpacku_hi_v8hi): Likewise.
15149 (vec_unpacks_hi_v8hi): Likewise.
15150 (vec_unpacku_lo_v8hi): Likewise.
15151 (vec_unpacks_lo_v8hi): Likewise.
15152 (vec_unpacku_hi_v4si): Likewise.
15153 (vec_unpacks_hi_v4si): Likewise.
15154 (vec_unpacku_lo_v4si): Likewise.
15155 (vec_unpacks_lo_v4si): Likewise.
15157 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
15159 * c-typeck.c, config/arm/arm.c, config/darwin.c,
15160 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
15161 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
15162 follow spelling conventions in various
15163 warning/error/diagnostic messages.
15165 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
15166 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
15167 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
15168 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
15169 tree-vrp.c: Fix comment typos. Follow spelling conventions.
15170 * doc/tm.texi: Follow spelling conventions.
15172 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15175 * tree-ssa-forwprop.c
15176 (forward_propagate_addr_into_variable_array_index): Remove
15177 the lhs argument. Use the type of def_rhs instead of lhs.
15178 (forward_propagate_addr_expr_1): Update use of
15179 forward_propagate_addr_into_variable_array_index.
15181 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
15182 Nigel Stephens <nigel@mips.com>
15184 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
15185 function attributes, "far" being an alias for "long_call".
15186 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
15187 (mips_near_type_p, mips_far_type_p): New.
15188 (mips_comp_type_attributes): New function to check that attributes
15189 attached to a function type are compatible.
15190 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
15191 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
15192 to the target function of the thunk.
15193 (mips_encode_section_info): Check for "near" and "far" function
15194 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
15196 * config/mips/predicates.md (const_call_insn_operand): Test only
15197 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
15199 * doc/extend.texi (Function Attributes): Document MIPS "near" and
15202 * testsuite/gcc.target/mips/near-far-1.c: New test case.
15203 * testsuite/gcc.target/mips/near-far-2.c: New test case.
15204 * testsuite/gcc.target/mips/near-far-3.c: New test case.
15205 * testsuite/gcc.target/mips/near-far-4.c: New test case.
15207 2007-05-25 Eric Christopher <echristo@apple.com>
15209 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
15210 to x86-darwin configurations.
15211 * config/i386/t-darwin: Add softfp support.
15212 * config/i386/t-darwin64: Ditto.
15213 * config/i386/sfp-machine.h: If mach then don't use
15214 aliasing, emit a stub to call.
15216 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
15218 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
15219 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
15220 tree-predcom.c, tree-ssa-alias-warnings.c,
15221 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
15222 comment typos. Follow spelling conventions.
15223 * doc/cpp.texi, doc/invoke.texi: Fix typos.
15225 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
15228 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
15229 constants into memory. Expand unaligned memory references for
15230 SSE modes via x86_expand_vector_move_misalign() function.
15232 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
15234 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
15235 "memory" attribute for "sseishft" type insn without operands[2].
15237 2007-05-25 Dirk Mueller <dmueller@suse.de>
15238 Marcus Meissner <meissner@suse.de>
15240 * doc/extend.texi (alloc_size): New attribute.
15241 * c-common.c (handle_alloc_size_attribute): New.
15242 * tree-object-size.c (alloc_object_size): Use alloc_size
15243 attribute, if available.
15245 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
15247 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
15249 (__builtin_ia32_vec_ext_v2di): Likewise.
15250 (__builtin_ia32_vec_ext_v4si): Likewise.
15251 (__builtin_ia32_vec_ext_v8hi): Likewise.
15252 (__builtin_ia32_vec_ext_v16qi): Likewise.
15253 (__builtin_ia32_vec_set_v8hi): Likewise.
15255 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
15257 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
15259 2007-05-25 Richard Sandiford <richard@codesourcery.com>
15261 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
15262 (arm_is_longcall_p): Rename to...
15263 (arm_is_long_call_p): ...this. Take a single tree argument and
15265 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
15266 (CUMULATIVE_ARGS): Remove call_cookie.
15267 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
15268 (ENCODED_LONG_CALL_ATTR_P): Delete.
15269 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
15270 LONG_CALL_FLAG_CHAR cases.
15271 (ARM_DECLARE_FUNCTION_SIZE): Delete.
15272 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
15273 ARM_DECLARE_FUNCTION_SIZE.
15274 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
15275 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
15276 (arm_encode_call_attribute, current_file_function_operand): Delete.
15277 (arm_function_in_section_p): New function.
15278 (arm_is_longcall_p): Rename to...
15279 (arm_is_long_call_p): ...this. Take the target function as a single
15280 argument and return a bool. Do not rely on call cookies. Check
15281 whether the target symbol is in the same section as the current
15282 function, not just the same compilation unit.
15283 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
15284 (arm_encode_section_info): Don't encode a call type.
15285 * config/arm/arm.md (call, call_value): Update calls to
15286 arm_is_long(_)call_p. Simplify logic.
15287 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
15288 Update calls to arm_is_long(_)call_p.
15290 2007-05-25 Richard Guenther <rguenther@suse.de>
15292 PR tree-optimization/31982
15293 * tree-ssa-forwprop.c
15294 (forward_propagate_addr_into_variable_array_index): Handle arrays
15295 with element size one.
15297 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15299 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
15300 (umulsi3_highpart): Likewise.
15302 2007-05-24 Ian Lance Taylor <iant@google.com>
15304 PR rtl-optimization/32069
15305 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
15308 2007-05-24 Ollie Wild <aaw@google.com>
15310 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
15313 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
15315 * postreload-gcse.c (reg_changed_after_insn_p): New function.
15316 (oprs_unchanged_p): Use it to check all registers in a REG.
15317 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
15318 (reg_set_between_after_reload_p): Delete.
15319 (reg_used_between_after_reload_p): Likewise.
15320 (reg_set_or_used_since_bb_start): Likewise.
15321 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
15322 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
15323 Use reg_set_between_p instead of reg_set_between_after_reload_p.
15324 * rtlanal.c (reg_set_p): Check whether REG overlaps
15325 regs_invalidated_by_call, rather than just checking the
15326 membership of REGNO (REG).
15328 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15330 * doc/passes.texi: Document predictive commoning.
15331 * doc/invoke.texi (-fpredictive-commoning): Document.
15332 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
15333 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
15334 adding indices to the generated name.
15335 (schedule_sm): Pass 0 to get_lsm_tmp_name.
15336 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
15337 * tree-pretty-print.c (op_symbol_1): Renamed to ...
15338 (op_symbol_code): ... and exported.
15339 (dump_omp_clause, op_symbol): Use op_symbol_code
15340 instead of op_symbol_1.
15341 * tree-pass.h (pass_predcom): Declare.
15342 * timevar.def (TV_PREDCOM): New timevar.
15343 * tree-ssa-loop.c (run_tree_predictive_commoning,
15344 gate_tree_predictive_commoning, pass_predcom): New.
15345 * tree-data-ref.c (find_data_references_in_loop): Find the
15346 references in dominance order.
15347 (canonicalize_base_object_address): Ensure that the result has
15349 (dr_analyze_innermost): Export.
15350 (create_data_ref): Code to fail for references with invariant
15352 (find_data_references_in_stmt): ... here.
15353 * tree-data-ref.h (dr_analyze_innermost): Declare.
15354 * tree-affine.c: Include tree-gimple.h and hashtab.h.
15355 (aff_combination_find_elt, name_expansion_hash,
15356 name_expansion_eq, tree_to_aff_combination_expand,
15357 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
15359 * tree-affine.h (aff_combination_constant_multiple_p,
15360 tree_to_aff_combination_expand): Declare.
15361 * tree-predcom.c: New file.
15362 * common.opt (fpredictive-commoning): New option.
15363 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
15364 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
15365 * Makefile.in (tree-predcom.o): Add.
15366 (tree-affine.o): Add TREE_GIMPLE_H dependency.
15367 * passes.c (init_optimization_passes): Add dceloop after
15368 copy propagation in loop optimizer. Add predictive commoning
15369 to loop optimizer passes.
15371 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15373 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
15376 2007-05-24 Jan Hubicka <jh@suse.cz>
15378 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
15380 (genheader): Include statistics.h.
15382 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
15384 * print-rtl.c (flag_dump_unnumbered): Update comments.
15385 (print_rtl): Fix my previous change.
15386 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
15389 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15391 PR middle-end/32018
15392 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
15394 (thread_through_all_blocks): Call initialize_original_copy_tables
15395 and free_original_copy_tables.
15396 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
15398 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15399 * cfghooks.c (duplicate_block): Use get_loop_copy.
15400 * cfg.c: Include cfgloop.h.
15401 (loop_copy): New hash table.
15402 (initialize_original_copy_tables): Initialize loop_copy table.
15403 (free_original_copy_tables): Free loop_copy table.
15404 (copy_original_table_clear, copy_original_table_set,
15405 set_loop_copy, get_loop_copy): New functions.
15406 (set_bb_original, set_bb_copy): Use copy_original_table_set.
15407 * cfgloop.h (struct loop): Remove copy field.
15408 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
15409 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
15411 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15413 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
15414 -msse/-msse2/-msse3.
15416 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15418 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
15419 __builtin_ia32_vec_set_v2di with MASK_64BIT.
15421 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
15424 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
15425 * targhooks.h (default_mangle_decl_assembler_name): Declare
15427 * targhooks.c (default_mangle_decl_assembler_name): Define
15429 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
15431 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
15432 * langhooks.c (lhd_set_decl_assembler_name): Call
15433 targetm.mangle_decl_assembler_name for names with global scope.
15435 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
15437 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
15438 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
15440 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
15441 New. Factored out of i386_pe_encode_section_info.
15442 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
15443 Move check for prior decoration of stdcall
15444 symbols to i386_pe_encode_section_info.
15445 (i386_pe_encode_section_info): Adjust call to
15446 gen_stdcall_or_fastcall_suffix. Use
15447 i386_pe_maybe_mangle_decl_assembler_name, if needed.
15448 (i386_pe_mangle_decl_assembler_name): New. Wrap
15449 i386_pe_maybe_mangle_decl_assembler_name.
15451 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15453 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
15454 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
15455 * langhooks.c (get_signed_or_unsigned_type): Don't check for
15456 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
15457 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
15460 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
15461 Nigel Stephens <nigel@mips.com>
15462 Richard Sandiford <richard@codesourcery.com>
15464 Fix up MIPS16 hard float and add support for complex.
15466 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
15467 (TARGET_SOFT_FLOAT_ABI): New.
15468 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
15469 __mips_soft_float to reflect the ABI in use, not whether the
15470 FPU is directly accessible (e.g., in MIPS16 mode).
15471 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
15472 (UNITS_PER_FPVALUE): Likewise.
15474 * config/mips/mips.c (mips_expand_call): Remove redundant
15475 TARGET_MIPS16 check.
15476 (mips_arg_regno): New.
15477 (function_arg_advance): When setting bits in cum->fp_code for
15478 MIPS16, don't subtract 1 from cum->arg_number, since it is now
15480 (function_arg): Use mips_arg_regno.
15481 (mips_return_mode_in_fpr_p): New.
15482 (mips16_call_stub_mode_suffix): New.
15483 (mips16_cfun_returns_in_fpr_p): New.
15484 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
15485 (mips_output_function_prologue): Test mips16_hard_float, not
15486 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
15487 (mips_expand_epilogue): Call MIPS16 helper routines to copy
15488 return value into a floating-point register.
15489 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
15490 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
15491 (mips16_fp_args): Handle MIPS32r2 ISA which supports
15492 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
15493 word of double arguments from or to the high bits of 64-bit
15494 floating point registers.
15495 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
15496 (mips16_fpret_double): New helper function.
15497 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
15498 support for complex modes. Fill in DECL_RESULT for stubdecl.
15499 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
15501 * config/mips/mips16.S
15502 (RET, ARG1, ARG2): New.
15503 (MERGE_GPRf, MERGE_GPRt): New.
15504 (DELAYt, DELAYf): New.
15505 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
15506 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
15507 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
15508 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
15509 (SFOP): Renamed to...
15510 (OPSF3): This, and macro-ified. Updated all uses.
15511 (SFOP2): Renamed to...
15512 (OPSF2): This, and macro-ified. Updated all uses.
15513 (SFCMP): Renamed to...
15514 (CMPSF): This, and macro-ified. Updated all uses.
15515 (SFREVCMP): Renamed to...
15516 (REVCMPSF): This, and macro-ified. Updated all uses.
15517 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
15518 (LDDBL1, LDDBL2, RETDBL): Deleted.
15519 (DFOP): Renamed to...
15520 (OPDF3): This, and macro-ified. Updated all uses.
15521 (DFOP2): Renamed to...
15522 (OPDF2): This, and macro-ified. Updated all uses.
15523 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
15524 (DFCMP): Renamed to...
15525 (CMPDF): This, and macro-ified. Updated all uses.
15526 (DFREVCMP): Renamed to...
15527 (REVCMPDF): This, and macro-ified. Updated all uses.
15528 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
15529 (RET_FUNCTION): New.
15530 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
15531 (__mips16_ret_sc, __mips16_ret_dc): New.
15532 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
15533 STUB_ARGS_6, STUB_ARGS_10): New.
15534 (CALL_STUB_NO_RET): New.
15535 (__mips16_call_stub_1): Macro-ified.
15536 (__mips16_call_stub_5): Macro-ified.
15537 (__mips16_call_stub_2): Macro-ified.
15538 (__mips16_call_stub_6): Macro-ified.
15539 (__mips16_call_stub_9): Macro-ified.
15540 (__mips16_call_stub_10): Macro-ified.
15541 (CALL_STUB_RET): New.
15542 (__mips16_call_stub_sf_0): Macro-ified.
15543 (__mips16_call_stub_sf_1): Macro-ified.
15544 (__mips16_call_stub_sf_5): Macro-ified.
15545 (__mips16_call_stub_sf_2): Macro-ified.
15546 (__mips16_call_stub_sf_6): Macro-ified.
15547 (__mips16_call_stub_sf_9): Macro-ified.
15548 (__mips16_call_stub_sf_10): Macro-ified.
15549 (__mips16_call_stub_df_0): Macro-ified.
15550 (__mips16_call_stub_df_1): Macro-ified.
15551 (__mips16_call_stub_df_5): Macro-ified.
15552 (__mips16_call_stub_df_2): Macro-ified.
15553 (__mips16_call_stub_df_6): Macro-ified.
15554 (__mips16_call_stub_df_9): Macro-ified.
15555 (__mips16_call_stub_df_10): Macro-ified.
15556 (__mips16_call_stub_sc_0): New.
15557 (__mips16_call_stub_sc_1): New.
15558 (__mips16_call_stub_sc_5): New.
15559 (__mips16_call_stub_sc_2): New.
15560 (__mips16_call_stub_sc_6): New.
15561 (__mips16_call_stub_sc_9): New.
15562 (__mips16_call_stub_sc_10): New.
15563 (__mips16_call_stub_dc_0): New.
15564 (__mips16_call_stub_dc_1): New.
15565 (__mips16_call_stub_dc_5): New.
15566 (__mips16_call_stub_dc_2): New.
15567 (__mips16_call_stub_dc_6): New.
15568 (__mips16_call_stub_dc_9): New.
15569 (__mips16_call_stub_dc_10): New.
15571 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
15572 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
15573 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
15575 2007-05-23 Ian Lance Taylor <iant@google.com>
15577 * doc/invoke.texi (Invoking GCC): Document that the order of the
15580 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
15583 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
15584 * config/score/predicate.md (const_pow2, const_npow2): Remove.
15585 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
15589 * config/score/score.c (score_print_operand): Make sure that only
15590 lower bits are used.
15592 2007-05-22 Ian Lance Taylor <iant@google.com>
15594 * tree-vrp.c (avoid_overflow_infinity): New static function,
15595 broken out of set_value_range_to_value.
15596 (set_value_range_to_value): Call avoid_overflow_infinity.
15597 (extract_range_from_assert): Likewise.
15599 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15601 PR middle-end/31095
15602 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
15603 change the type before looking for a COMPOUND_EXPR.
15605 2007-05-22 Ian Lance Taylor <iant@google.com>
15607 * lower-subreg.c (decompose_multiword_subregs): If we change an
15608 insn, call remove_retval_note on it.
15610 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15612 * regs.h (end_hard_regno): New function.
15613 (END_HARD_REGNO, END_REGNO): New macros.
15614 (add_to_hard_reg_set): New function.
15615 (remove_from_hard_reg_set): Likewise.
15616 (in_hard_reg_set_p): Likewise.
15617 (overlaps_hard_reg_set_p): Likewise.
15618 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
15619 (note_btr_set): Use END_HARD_REGNO.
15620 * caller-save.c (setup_save_areas): Use end_hard_regno.
15621 (mark_set_regs): Use END_HARD_REGNO.
15622 (add_stored_regs): Use end_hard_regno.
15623 (mark_referenced_regs): Use add_to_hard_reg_set.
15624 * combine.c (update_table_tick): Use END_REGNO.
15625 (record_value_for_reg): Likewise.
15626 (record_dead_and_set_regs): Likewise.
15627 (get_last_value_validate): Likewise.
15628 (use_crosses_set_p): Likewise.
15629 (reg_dead_at_p_1): Likewise.
15630 (reg_dead_at_p): Likewise.
15631 (mark_used_regs_combine): Use add_to_hard_reg_set.
15632 (move_deaths): Use END_HARD_REGNO.
15633 (reg_bitfield_target_p): Use end_hard_regno.
15634 (distribute_notes): Use END_HARD_REGNO.
15635 * cse.c (mention_regs): Use END_REGNO.
15636 (insert): Use add_to_hard_reg_set.
15637 (invalidate): Use END_HARD_REGNO.
15638 (invalidate_for_call): Likewise.
15639 (exp_equiv_p): Use END_REGNO.
15640 (cse_insn): Likewise.
15641 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
15642 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
15643 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
15644 * function.c (keep_stack_depressed): Use end_hard_regno.
15645 * global.c (global_alloc): Use end_hard_regno.
15646 (global_conflicts): Use add_to_hard_reg_set instead of
15648 (find_reg): Likewise.
15649 (mark_reg_store): Likewise.
15650 (mark_reg_conflicts): Likewise.
15651 (mark_reg_death): Use remove_from_hard_reg_set.
15652 (mark_reg_live_nc): Delete.
15653 (set_preference): Use end_hard_regno.
15654 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
15655 remove_from_hard_reg_set.
15656 (post_mark_life): Use add_to_hard_reg_set.
15657 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
15658 (reg_becomes_live): Use add_to_hard_reg_set.
15659 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
15660 (peep2_find_free_register): Use add_to_hard_reg_set.
15661 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
15662 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
15663 * regrename.c (note_sets): Use add_to_hard_reg_set.
15664 (clear_dead_regs): Use remove_from_hard_reg_set.
15665 (regrename_optimize): Use add_to_hard_reg_set.
15666 (find_oldest_value_reg): Use in_hard_reg_set_p.
15667 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
15668 (hard_reg_set_here_p): Use end_hard_regno.
15669 (decompose): Likewise.
15670 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
15671 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
15672 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
15673 (mark_home_live): Use end_hard_regno.
15674 (spill_hard_reg): Likewise.
15675 (clear_reload_reg_in_use): Likewise.
15676 * reorg.c (delete_prior_computation): Use END_REGNO.
15677 * resource.c (update_live_status): Use END_HARD_REGNO.
15678 (mark_referenced_resources): Use add_to_hard_reg_set.
15679 (mark_set_resources): Likewise.
15680 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
15681 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
15682 (reg_overlap_mentioned_p): Likewise.
15683 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
15684 (covers_regno_no_parallel_p): Use END_REGNO.
15685 (find_regno_note): Likewise.
15686 (find_reg_fusage): Use END_HARD_REGNO.
15687 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
15688 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
15690 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15692 * mode-switching.c (reg_dies): Change type of second argument to
15694 (optimize_mode_switching): Update accordingly.
15696 2007-05-22 Richard Sandiford <richard@codesourcery.com>
15698 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
15700 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
15701 (hard_reg_set_empty_p): ...these new functions.
15702 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
15703 GO_IF_HARD_REG_SUBSET.
15704 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
15705 instead of GO_IF_HARD_REG_EQUAL.
15706 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
15707 instead of GO_IF_HARD_REG_EQUAL.
15708 * global.c (find_reg): Use hard_reg_set_empty_p instead of
15709 GO_IF_HARD_REG_SUBSET.
15710 (modify_reg_pav): Use hard_reg_set_empty_p instead of
15711 GO_IF_HARD_REG_EQUAL.
15712 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
15713 of GO_IF_HARD_REG_SUBSET.
15714 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
15715 instead of GO_IF_HARD_REG_EQUAL.
15716 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
15717 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
15718 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
15719 of GO_IF_HARD_REG_SUBSET,
15720 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
15721 GO_IF_HARD_REG_SUBSET.
15722 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
15723 instead of GO_IF_HARD_REG_EQUAL.
15724 * config/sh/sh.c (push_regs, calc_live_regs): Use
15725 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
15726 (hard_regs_intersect_p): Delete.
15728 2007-05-22 Janis Johnson <janis187@us.ibm.com>
15730 * doc/sourcebuild.texi (Test Directives) Add dg-message.
15732 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
15733 Richard Henderson <rth@redhat.com>
15735 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
15737 (x86_64-*-*): Likewise.
15739 * i386/i386-modes.def (V2QI): New.
15741 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
15743 (override_options): Support SSE4.1.
15744 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
15745 (IX86_BUILTIN_BLENDPS): Likewise.
15746 (IX86_BUILTIN_BLENDVPD): Likewise.
15747 (IX86_BUILTIN_BLENDVPS): Likewise.
15748 (IX86_BUILTIN_PBLENDVB128): Likewise.
15749 (IX86_BUILTIN_PBLENDW128): Likewise.
15750 (IX86_BUILTIN_DPPD): Likewise.
15751 (IX86_BUILTIN_DPPS): Likewise.
15752 (IX86_BUILTIN_INSERTPS128): Likewise.
15753 (IX86_BUILTIN_MOVNTDQA): Likewise.
15754 (IX86_BUILTIN_MPSADBW128): Likewise.
15755 (IX86_BUILTIN_PACKUSDW128): Likewise.
15756 (IX86_BUILTIN_PCMPEQQ): Likewise.
15757 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
15758 (IX86_BUILTIN_PMAXSB128): Likewise.
15759 (IX86_BUILTIN_PMAXSD128): Likewise.
15760 (IX86_BUILTIN_PMAXUD128): Likewise.
15761 (IX86_BUILTIN_PMAXUW128): Likewise.
15762 (IX86_BUILTIN_PMINSB128): Likewise.
15763 (IX86_BUILTIN_PMINSD128): Likewise.
15764 (IX86_BUILTIN_PMINUD128): Likewise.
15765 (IX86_BUILTIN_PMINUW128): Likewise.
15766 (IX86_BUILTIN_PMOVSXBW128): Likewise.
15767 (IX86_BUILTIN_PMOVSXBD128): Likewise.
15768 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
15769 (IX86_BUILTIN_PMOVSXWD128): Likewise.
15770 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
15771 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
15772 (IX86_BUILTIN_PMOVZXBW128): Likewise.
15773 (IX86_BUILTIN_PMOVZXBD128): Likewise.
15774 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
15775 (IX86_BUILTIN_PMOVZXWD128): Likewise.
15776 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
15777 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
15778 (IX86_BUILTIN_PMULDQ128): Likewise.
15779 (IX86_BUILTIN_PMULLD128): Likewise.
15780 (IX86_BUILTIN_ROUNDPD): Likewise.
15781 (IX86_BUILTIN_ROUNDPS): Likewise.
15782 (IX86_BUILTIN_ROUNDSD): Likewise.
15783 (IX86_BUILTIN_ROUNDSS): Likewise.
15784 (IX86_BUILTIN_PTESTZ): Likewise.
15785 (IX86_BUILTIN_PTESTC): Likewise.
15786 (IX86_BUILTIN_PTESTNZC): Likewise.
15787 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
15788 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
15789 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
15790 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
15791 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
15792 (bdesc_ptest): New.
15793 (bdesc_sse_3arg): Likewise.
15794 (bdesc_2arg): Likewise.
15795 (bdesc_1arg): Likewise.
15796 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
15798 (ix86_expand_sse_4_operands_builtin): New.
15799 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
15800 smaller than 8 bits as the 2nd arg.
15801 (ix86_expand_sse_ptest): New.
15802 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
15803 (ix86_expand_vector_set): Support SSE4.1.
15804 (ix86_expand_vector_extract): Likewise.
15806 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
15807 __SSE4_1__ for -msse4.1.
15809 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
15810 (UNSPEC_INSERTPS): Likewise.
15811 (UNSPEC_DP): Likewise.
15812 (UNSPEC_MOVNTDQA): Likewise.
15813 (UNSPEC_MPSADBW): Likewise.
15814 (UNSPEC_PHMINPOSUW): Likewise.
15815 (UNSPEC_PTEST): Likewise.
15816 (UNSPEC_ROUNDP): Likewise.
15817 (UNSPEC_ROUNDS): Likewise.
15819 * config/i386/i386.opt (msse4.1): New for SSE4.1.
15821 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
15822 (const_pow2_1_to_32768_operand): Likewise.
15824 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
15827 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
15829 (sse4_1_insertps): Likewise.
15830 (*sse4_1_extractps): Likewise.
15831 (sse4_1_ptest): Likewise.
15832 (sse4_1_mulv2siv2di3): Likewise.
15833 (*sse4_1_mulv4si3): Likewise.
15834 (*sse4_1_smax<mode>3): Likewise.
15835 (*sse4_1_umax<mode>3): Likewise.
15836 (*sse4_1_smin<mode>3): Likewise.
15837 (*sse4_1_umin<mode>3): Likewise.
15838 (sse4_1_eqv2di3): Likewise.
15839 (*sse4_1_pinsrb): Likewise.
15840 (*sse4_1_pinsrd): Likewise.
15841 (*sse4_1_pinsrq): Likewise.
15842 (*sse4_1_pextrb): Likewise.
15843 (*sse4_1_pextrb_memory): Likewise.
15844 (*sse4_1_pextrw_memory): Likewise.
15845 (*sse4_1_pextrq): Likewise.
15846 (sse4_1_blendpd): Likewise.
15847 (sse4_1_blendps): Likewise.
15848 (sse4_1_blendvpd): Likewise.
15849 (sse4_1_blendvps): Likewise.
15850 (sse4_1_dppd): Likewise.
15851 (sse4_1_dpps): Likewise.
15852 (sse4_1_movntdqa): Likewise.
15853 (sse4_1_mpsadbw): Likewise.
15854 (sse4_1_packusdw): Likewise.
15855 (sse4_1_pblendvb): Likewise.
15856 (sse4_1_pblendw): Likewise.
15857 (sse4_1_phminposuw): Likewise.
15858 (sse4_1_extendv8qiv8hi2): Likewise.
15859 (*sse4_1_extendv8qiv8hi2): Likewise.
15860 (sse4_1_extendv4qiv4si2): Likewise.
15861 (*sse4_1_extendv4qiv4si2): Likewise.
15862 (sse4_1_extendv2qiv2di2): Likewise.
15863 (*sse4_1_extendv2qiv2di2): Likewise.
15864 (sse4_1_extendv4hiv4si2): Likewise.
15865 (*sse4_1_extendv4hiv4si2): Likewise.
15866 (sse4_1_extendv2hiv2di2): Likewise.
15867 (*sse4_1_extendv2hiv2di2): Likewise.
15868 (sse4_1_extendv2siv2di2): Likewise.
15869 (*sse4_1_extendv2siv2di2): Likewise.
15870 (sse4_1_zero_extendv8qiv8hi2): Likewise.
15871 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
15872 (sse4_1_zero_extendv4qiv4si2): Likewise.
15873 (*sse4_1_zero_extendv4qiv4si2): Likewise.
15874 (sse4_1_zero_extendv2qiv2di2): Likewise.
15875 (*sse4_1_zero_extendv2qiv2di2): Likewise.
15876 (sse4_1_zero_extendv4hiv4si2): Likewise.
15877 (*sse4_1_zero_extendv4hiv4si2): Likewise.
15878 (sse4_1_zero_extendv2hiv2di2): Likewise.
15879 (*sse4_1_zero_extendv2hiv2di2): Likewise.
15880 (sse4_1_zero_extendv2siv2di2): Likewise.
15881 (*sse4_1_zero_extendv2siv2di2): Likewise.
15882 (sse4_1_roundpd): Likewise.
15883 (sse4_1_roundps): Likewise.
15884 (sse4_1_roundsd): Likewise.
15885 (sse4_1_roundss): Likewise.
15886 (mulv4si3): Don't expand for SSE4.1.
15887 (smax<mode>3): Likewise.
15888 (umaxv4si3): Likewise.
15889 (uminv16qi3): Likewise.
15890 (umin<mode>3): Likewise.
15891 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
15893 * doc/extend.texi: Document SSE4.1 built-in functions.
15895 * doc/invoke.texi: Document -msse4.1.
15897 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
15899 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
15900 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
15901 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
15902 (ASM_SPEC): Add asm_pcrel_spec.
15903 (EXTRA_SPECS): Add asm_pcrel_spec.
15905 2007-05-21 David Daney <ddaney@avtrex.com>
15907 * doc/install.texi (Building a cross compiler): Add requirements
15908 for Java cross compiler.
15910 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15912 PR middle-end/31995
15913 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
15914 Add loopno argument. Use evolution_function_is_invariant_rec_p
15915 instead of evolution_function_is_constant_p.
15916 Update calls to evolution_function_is_affine_multivariate_p.
15917 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
15918 Add loopno argument.
15919 * tree-scalar-evolution.c (gather_chrec_stats): Call
15920 evolution_function_is_affine_multivariate_p with a loop
15922 * tree-data-ref.c (analyze_miv_subscript): Likewise.
15923 (analyze_overlapping_iterations): Likewise.
15924 (access_functions_are_affine_or_constant_p): Likewise.
15925 (build_classic_dist_vector_1): If the access functions
15926 are equal, don't do anything.
15928 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
15929 Paolo Carlini <pcarlini@suse.de>
15930 Uros Bizjak <ubizjak@gmail.com>
15932 * c-cppbuiltin.c (c_cpp_builtins): Define
15933 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
15934 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
15935 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
15936 * doc/cpp.texi ([Standard Predefined Macros]): Document.
15938 2007-05-21 Mike Stump <mrs@apple.com>
15940 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
15942 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15944 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
15946 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
15947 implementation if __OPTIMIZE__ is not defined.
15948 (_mm_alignr_pi8): Ditto.
15949 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15950 (_mm_inserti_si64): Ditto.
15951 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15952 (_mm_slli_epi16): Ditto.
15953 (_mm_slli_epi32): Ditto.
15954 (_mm_slli_epi64): Ditto.
15955 (_mm_srai_epi16): Ditto.
15956 (_mm_srai_epi32): Ditto.
15957 (_mm_srli_si128): Ditto.
15958 (_mm_slli_si128): Ditto.
15959 (_mm_srli_epi16): Ditto.
15960 (_mm_srli_epi32): Ditto.
15961 (_mm_srli_epi64): Ditto.
15962 (_mm_extract_epi16): Ditto.
15963 (_mm_insert_epi16): Ditto.
15964 (_mm_shufflehi_epi16): Ditto.
15965 (_mm_shufflelo_epi16): Ditto.
15966 (_mm_shuffle_epi32): Ditto.
15967 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15968 (_m_pextrw): Ditto.
15969 (_mm_insert_pi16): Ditto.
15970 (_m_pinsrw): Ditto.
15971 (_mm_shuffle_pi16): Ditto.
15972 (_m_pshufw): Ditto.
15973 (_mm_shufle_ps): Ditto.
15974 (_mm_prefetch): Ditto.
15976 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15978 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15979 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15980 * real.c (encode_i370_single, decode_i370_single,
15981 encode_i370_double, decode_i370_double): Functions removed.
15982 (i370_single_format, i370_double_format): Initializations removed.
15983 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15984 Consider the log2_b field to always be one.
15985 (ieee_single_format, mips_single_format, coldfire_single_format,
15986 ieee_double_format, mips_double_format, coldfire_double_format,
15987 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15988 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15989 ibm_extended_format, mips_extended_format, ieee_quad_format,
15990 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15991 decimal_single_format, decimal_double_format, decimal_quad_format,
15992 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15993 initialization of log2_b.
15994 * real.h (i370_single_format, i370_double_format): Declarations
15996 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15997 field to always be one.
15999 2007-05-21 Andreas Schwab <schwab@suse.de>
16001 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
16002 NOTE_INSN_BASIC_BLOCK_P.
16003 (process_for_unwind_directive): Likewise.
16005 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
16007 * builtins.c (expand_builtin_setjmp_setup): Update comment.
16008 * function.h (struct function): Move va_list_gpr_size,
16009 va_list_fpr_size, function_frequency to front of bitfields. Add
16011 (current_function_calls_unwind_init): New.
16012 * except.c (expand_builtin_unwind_init): Set
16013 current_function_calls_unwind_init not
16014 current_function_has_nonlocal_label.
16015 * reload1.c (has_nonexceptional_receiver): New.
16016 (reload): Use it and current_function_calls_unwind_init to
16017 determine whether call-saved regs must be saved.
16019 2007-05-20 Jan Hubicka <jh@suse.cz>
16021 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
16022 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16023 * ddg.c (create_ddg): LIkewise.
16024 * final.c (final): Remove hunk moving line number notes around since
16025 they are no longer present at this stage.
16026 (final_scan_insn): Use NOTE_KIND instead of
16027 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16028 (output_asm_label): Likewise.
16029 * reorg.c (dbr_schedule): Likewise.
16030 * haifa-sched.c (unlink_other_notes): Likewise.
16031 * mode-switching.c (optimize_mode_switching): Likewise.
16032 * graph.c (start_bb): Likewise.
16033 * rtl.def (NOTE): Update description.
16034 * jump.c (squeeze_notes): Delete.
16035 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
16036 NOTE_INSN_BASIC_BLOCK_P when possible.
16037 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
16038 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
16039 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16040 (dwarf2out_var_location): Likewise.
16041 * cfgbuild.c (make_edges): Likewise.
16042 (find_basic_blocks_1): Likewise.
16043 * function.c (reorder_blocks_1): Likewise.
16044 (epilogue_done): Likewise.
16045 (reposition_prologue_and_epilogue_notes): Likewise.
16046 * print-rtl.c (print_rtx): Likewise; drop code for printing
16048 (print_rtl): Likewise.
16049 (print_rtl_single): Likewise.
16050 * gcse.c (insert_insn_start_bb): Likewise.
16051 * alias.c (init_alias_analysis): Likewise.
16052 * calls.c (fixup_tail_calls): Likewise.
16053 * except.c (sjlj_emit_function_enter): Likewise.
16054 * emit-rtl.c (add_insn_after): Likeiwse.
16055 (emit_label_before): Likewise.
16056 (emit_label_after): Likewise.
16057 (emit_note_before, emit_note_after, emit_note): Update
16058 parameter to be enum insn_note; do not deal with source
16060 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
16061 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
16063 (merge_blocks_move_successor_nojumps): Simplify now when
16064 we don't have BLOCK notes.
16065 (try_optimize_cfg): Likewise.
16066 * cfglayout.c (skip_insns_after_block): Likewise.
16067 (record_effective_endpoints): Likewise.
16068 (duplicate_insn_chain): Likewise.
16069 * varasm.c (output_constant_pool_1): Likewise.
16070 * sched-deps.c (sched_analyze): Likewise.
16071 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
16073 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
16074 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
16075 (SET_INSN_DELETED): Simplify.
16076 (NOTE_LINE_NUMBER): Exterminate.
16077 (NOTE_LINE_KIND): New.
16078 (NOTE_INSN_BASIC_BLOCK_P): Update.
16079 (enum insn_note): Simplify.
16080 (GET_NOTE_INSN_NAME) Simplify.
16081 (emit_note_before, emit_note_after, emit_note): Update prototype.
16082 (squeeze_notes): Remove.
16083 * sched-int.h (NOTE_NOT_BB_P): Update.
16084 * resource.c (mark_target_live_regs): Update.
16085 * sched-rgn.c (debug_dependencies): Update.
16086 * sched-vis.c (print_insn): Update.
16087 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
16088 * config/i386/i386.c (ix86_output_function_epilogue): Update.
16089 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
16090 (TARGET_ADJUST_UNROLL_MAX): Likewise.
16091 (split_branches): Update.
16092 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
16094 (sh_adjust_unroll_max): Exterminate.
16095 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
16096 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
16097 (m68hc11_reorg): Likewise.
16098 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
16099 (emit_predicate_relation_info): Update.
16100 (process_for_unwind_directive): Update.
16101 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
16102 (output_call): Update.
16103 * config/pa/pa.c (output_lbranch): Update.
16104 (output_millicode_call): Update.
16105 (output_call): Update.
16106 (pa_combine_instructions): Update.
16107 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
16108 * config/bfin/bfin.c (gen_one_bundle): Update.
16109 * cfgrtl.c (can_delete_note_p): Update.
16110 (delete_insn): Update.
16111 (rtl_merge_blocks): Update.
16112 (commit_one_edge_insertion): Update.
16113 (rtl_verify_flow_info): Update.
16114 * stmt.c (expand_case): Do not call squeeze_notes.
16116 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16123 * c.opt (Wtype-limits): New.
16124 * doc/invoke.texi (Wtype-limits): Document it.
16125 (Wextra): Enabled by -Wextra.
16126 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16127 * c-common.c (shorten_compare): Warn with Wtype-limits.
16129 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
16131 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
16132 inlined function, not as a macro.
16133 (_mm_alignr_pi8): Ditto.
16134 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
16135 (_mm_inserti_si64): Ditto.
16136 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
16137 (_mm_extract_epi16): Ditto.
16138 (_mm_insert_epi16): Ditto.
16139 (_mm_shufflehi_epi16): Ditto.
16140 (_mm_shufflelo_epi16): Ditto.
16141 (_mm_shuffle_epi32): Ditto.
16142 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
16143 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
16145 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
16147 (_m_to_float): Use C89 compatible assignment.
16149 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
16152 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
16154 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16157 * doc/invoke.texi (Wreturn-type): Complete description.
16158 (Wextra): Delete item about return-type warning.
16159 * c-decl.c: Delete redundant Wextra warning.
16161 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
16164 * config/i386/pmmintrin.h: Do not include xmmintrin.h
16165 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
16166 inlined function, not as a macro.
16167 (_mm_prefetch): Ditto.
16168 (_m_pextrw): Ditto.
16169 (_mm_insert_pi16): Ditto.
16170 (_m_pinsrw): Ditto.
16171 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
16172 (_m_pshufw): Ditto. Add const to __N argument.
16173 (_mm_shufle_ps): Ditto. Add const to __mask argument.
16174 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
16175 (_mm_slli_epi32): Ditto.
16176 (_mm_srli_si128): Implement as always inlined function, not as a
16177 macro. Add __inline to function declaration.
16178 (_mm_slli_si128): Ditto.
16180 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
16182 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
16183 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
16185 (struct fenv): New structure.
16186 (FP_HANDLE_EXCEPTIONS): New define.
16187 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
16188 (_FP_DECL_EXP): New define.
16189 (FP_INIT_ROUNDMODE): New define.
16190 (FP_ROUNDMODE): New define.
16192 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16194 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
16195 (Wconversion): Update description.
16196 (Wconversion-sign): New.
16197 * c.opt (Wconversion-sign): New.
16198 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
16199 means disabled for C++. Otherwise, take the status of Wconversion.
16200 * c-common.c (conversion_warning): Warn with either Wconversion or
16202 (warnings_for_convert_and_check): Conditions are already checked by
16203 conversion_warning.
16204 (convert_and_check): Don't check warnings if the conversion failed.
16206 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
16207 Anatoly Sokolov <aesok@dol.ru>
16209 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
16210 avr_epilogue_uses) : Add declaration.
16211 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
16212 * config/avr/constraints.md (R): New constraint.
16213 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
16214 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
16215 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
16216 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
16217 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
16218 call_prologue_saves, epilogue_restores, return_from_epilogue,
16219 return_from_main_epilogue, return_from_interrupt_epilogue,
16220 return_from_naked_epilogue, prologue, epilogue): New patterns.
16221 (jump): Handle symbol reference.
16222 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
16223 avr_output_function_prologue, avr_output_function_epilogue): Remove
16225 (avr_init_machine_status, expand_prologue, expand_epilogue,
16226 avr_asm_function_end_prologue, avr_epilogue_uses,
16227 avr_asm_function_begin_epilogue): New functions.
16228 (prologue_size, epilogue_size, jump_tables_size): Remove global
16230 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
16231 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
16232 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
16233 (avr_override_options): Initialise init_machine_status.
16234 (output_movhi): Handle all stack pointer loads.
16235 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
16236 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
16237 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
16238 (EPILOGUE_USES) Redefine.
16239 (machine_function) Declare.
16241 2007-05-19 Richard Sandiford <richard@codesourcery.com>
16243 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
16244 Use a single return statement.
16246 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16248 PR middle-end/30250
16249 * builtins.c (do_mpfr_lgamma_r): New.
16250 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
16251 * tree.h (CASE_FLT_FN_REENT): New.
16253 2007-05-18 Geoffrey Keating <geoffk@apple.com>
16255 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
16256 (output_die): Use 'unsigned long' with %x.
16257 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
16258 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
16259 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
16261 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
16263 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
16268 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
16269 true if function has no argument.
16271 2007-05-18 DJ Delorie <dj@redhat.com>
16273 * config/mips/mips.c (mips_offset_within_alignment_p): New.
16274 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
16276 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16278 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
16279 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
16280 count_trailing_zeros.
16281 (__i386__): Implement count_leading_zeros using __builtin_clz().
16282 Implement count_trailing_zeros usign __builtin_ctz().
16284 2007-05-18 Richard Sandiford <richard@codesourcery.com>
16286 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
16288 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16290 PR middle-end/31344
16291 * expr.c (emit_move_change_mode): Change mode of push operands here.
16293 2007-05-17 Ian Lance Taylor <iant@google.com>
16295 PR tree-optimization/31953
16296 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
16297 Change all callers.
16298 (set_value_range_to_null): Call set_value_range_to_value.
16299 (extract_range_from_comparison): Likewise.
16301 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16303 * toplev.c (print_version): Output GMP/MPFR version info.
16305 * builtins.c (CASE_MATHFN_REENT): New macro.
16306 (mathfn_built_in): Use it.
16307 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
16308 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
16309 BUILT_IN_LGAMMAL_R): New.
16310 * doc/extend.texi: Document new builtins.
16312 PR middle-end/31796
16313 * builtins.c (do_mpfr_remquo): New.
16314 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
16315 (fold_builtin_3): Handle BUILT_IN_REMQUO.
16317 PR middle-end/30251
16318 * builtins.c (fold_builtin_1): Handle y0, y1.
16319 (fold_builtin_2): Handle yn.
16321 PR middle-end/30251
16322 * builtins.c (do_mpfr_bessel_n): New.
16323 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
16324 (fold_builtin_2): Handle BUILT_IN_JN.
16326 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
16329 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
16330 TYPE_PRECISION (intmax_type_node).
16332 2007-05-17 Steve Ellcey <sje@cup.hp.com>
16335 * reload.c (subst_reloads): Remove checking.
16337 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16339 PR rtl-optimization/31691
16340 * combine.c (simplify_set): Build a new src pattern instead of
16341 substituting its operands in the COMPARE case.
16343 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
16345 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
16346 (execute_vrp): Preserve loops through jump threading.
16347 * tree-ssa-threadupdate.c (thread_single_edge,
16348 dbds_continue_enumeration_p, determine_bb_domination_status,
16349 thread_through_loop_header): New functions.
16350 (create_edge_and_update_destination_phis,
16351 create_edge_and_update_destination_phis): Set loops for the new blocks.
16352 (prune_undesirable_thread_requests): Removed.
16353 (redirect_edges): Do not pretend that redirect_edge_and_branch can
16355 (thread_block): Do not call prune_undesirable_thread_requests.
16357 (mark_threaded_blocks): Select edges to thread here.
16358 (thread_through_all_blocks): Take may_peel_loop_headers argument.
16359 Thread edges through loop headers independently.
16360 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
16361 * tree-pass.h (TODO_mark_first_instance): New.
16362 (first_pass_instance): Declare.
16363 * cfghooks.c (duplicate_block): Put the block to the original loop
16364 if copy is not specified.
16365 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
16366 jump threading. Pass may_peel_loop_headers to
16367 thread_through_all_blocks according to first_pass_instance.
16368 * cfgloop.h (create_preheader): Declare.
16369 * tree-flow.h (thread_through_all_blocks): Declaration changed.
16370 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
16371 * passes.c (first_pass_instance): New variable.
16372 (next_pass_1): Set TODO_mark_first_instance.
16373 (execute_todo): Set first_pass_instance.
16375 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
16377 PR tree-optimization/24659
16378 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
16379 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
16380 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
16381 OTI_vec_pack_ufix_trunc.
16382 (vec_unpacks_float_hi_optab): Define new macro.
16383 (vec_unpacks_float_lo_optab): Ditto.
16384 (vec_unpacku_float_hi_optab): Ditto.
16385 (vec_unpacku_float_lo_optab): Ditto.
16386 (vec_pack_sfix_trunc_optab): Ditto.
16387 (vec_pack_ufix_trunc_optab): Ditto.
16388 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
16389 and vec_pack_[s|u]fix_trunc_optab using
16390 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
16391 * tree-vectorizer.c (supportable_widening_operation): Handle
16392 FLOAT_EXPR and CONVERT_EXPR. Update comment.
16393 (supportable_narrowing_operation): New function.
16394 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
16395 * tree-vect-transform.c (vectorizable_conversion): Handle
16396 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16397 (vect_gen_widened_results_half): Move before vectorizable_conversion.
16398 (vectorizable_type_demotion): Call supportable_narrowing_operation()
16399 to check for target support.
16400 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
16401 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
16402 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
16403 for VEC_PACK_FIX_TRUNC_EXPR.
16404 (expand_binop): Special case mode of the result for
16405 vec_pack_[u|s]fix_trunc_optab.
16406 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
16407 vec_pack_[u|s]fix_trunc_optab.
16409 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
16410 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
16411 * tree-pretty-print.c (dump_generic_node): Handle
16412 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
16413 VEC_PACK_FIX_TRUNC_EXPR.
16415 * expr.c (expand_expr_real_1): Ditto.
16416 * tree-inline.c (estimate_num_insns_1): Ditto.
16417 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16419 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
16420 (vec_unpacks_float_lo_v8hi): Ditto.
16421 (vec_unpacku_float_hi_v8hi): Ditto.
16422 (vec_unpacku_float_lo_v8hi): Ditto.
16423 (vec_unpacks_float_hi_v4si): Ditto.
16424 (vec_unpacks_float_lo_v4si): Ditto.
16425 (vec_pack_sfix_trunc_v2df): Ditto.
16427 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
16429 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
16430 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
16431 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
16432 [vec_pack_ufix_trunc]: Ditto.
16433 [vec_unpacks_float_hi]: Ditto.
16434 [vec_unpacks_float_lo]: Ditto.
16435 [vec_unpacku_float_hi]: Ditto.
16436 [vec_unpacku_float_lo]: Ditto.
16438 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
16440 * soft-fp/README: Update for new files.
16441 * soft-fp/floattisf.c: New file.
16442 * soft-fp/floattidf.c: New file.
16443 * soft-fp/floattitf.c: New file.
16444 * soft-fp/floatuntisf.c: New file.
16445 * soft-fp/floatuntidf.c: New file.
16446 * soft-fp/floatuntitf.c: New file.
16447 * soft-fp/fixsfti.c: New file.
16448 * soft-fp/fixdfti.c: New file.
16449 * soft-fp/fixtfti.c: New file.
16450 * soft-fp/fixunssfti.c: New file.
16451 * soft-fp/fixunsdfti.c: New file.
16452 * soft-fp/fixunstfti.c: New file.
16453 * soft-fp/extendxftf.c: New file.
16454 * soft-fp/trunctfxf.c: New file.
16456 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
16457 (__trunctfxf2): Ditto.
16459 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
16460 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
16461 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
16462 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
16463 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
16464 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
16466 * config/i386/t-fprules-softfp64: New file.
16467 * config/i386/sfp-machine.h: New file.
16468 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
16469 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
16470 and soft-fp/t-softfp to tmake_file.
16471 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
16472 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
16474 * config/i386/t-linux64 (softfp_wrap_start): New.
16475 (softfp_wrap_end): New.
16476 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
16477 supported for TARGET_64BIT.
16479 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16481 * c-common.c (c_common_signed_or_unsigned_type): Emulate
16482 c_common_unsigned_type behavior.
16484 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
16486 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
16489 2007-05-16 Eric Christopher <echristo@apple.com>
16491 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
16492 saving after stack push. Set sp_offset whenever we push.
16493 (rs6000_emit_epilogue): Move altivec register restore before
16496 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16498 * configure.ac: Allow sysroots to be relocated under $prefix as
16499 well as $exec_prefix.
16500 * configure: Regenerate.
16502 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16506 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16508 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16509 (gcc_tooldir): Likewise.
16510 * configure: Regenerate.
16511 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16512 old configure.ac gcc_tooldir setting.
16513 (prefix_to_exec_prefix): New variable.
16514 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16515 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16517 2007-05-14 Janis Johnson <janis187@us.ibm.com>
16519 * c-typeck.c (build_binary_op): Return early for error.
16521 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
16523 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
16524 struct nb_iter_bound.
16525 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
16526 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
16527 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
16528 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
16529 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
16530 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
16531 (del_scev_info): Use ggc_free.
16532 (scev_initialize): Allocate scalar_evolution_info in gc memory.
16533 * loop-init.c: Include ggc.h.
16534 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
16535 (loop_optimizer_finalize): Use ggc_free.
16536 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
16537 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
16538 pass_iv_optimize): Add TODO_ggc_collect.
16539 * function.h (struct function): Remove skip marker from
16541 * cfgloop.c: Include ggc.h.
16542 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
16544 (establish_preds): Vector superloops is gc allocated.
16545 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
16547 (flow_loops_find): Vector larray is gc allocated.
16548 (loop_exit_free): Use ggc_free.
16549 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
16550 that head of exits list is now not a part of struct loop.
16551 (record_loop_exits): Allocate exits table in gc memory.
16552 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
16553 that head of exits list is now not a part of struct loop.
16554 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
16555 struct loop_exit): Add GTY marker.
16556 (struct loop): Add GTY marker. Make superloops vector gc allocated.
16557 Add skip marker to aux field. Make head of exits list a separate
16559 (struct loops): Add GTY marker. Make larray vector gc allocated.
16560 Add param marker to exits table.
16561 (get_loops): Type changed.
16562 * Makefile.in (tree-scalar-evolution.o): Add
16563 gt-tree-scalar-evolution.h dependency.
16564 (cfgloop.o, loop-init.o): Add ggc.h dependency.
16565 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
16566 * basic-block.h (struct basic_block_def): Remove skip marker from
16569 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
16571 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
16572 of 0 in the call to expand_expr().
16573 (expand_builtin_mathfn_3): Ditto.
16574 (expand_builtin_interclass_mathfn): Ditto.
16575 (expand_builtin_cexpi): Ditto.
16576 (expand_builtin_int_roundingfn): Ditto.
16577 (expand_builtin_int_roundingfn_2): Ditto.
16578 (expand_builtin_pow): Ditto.
16579 (expand_builtin_powi): Ditto.
16580 (expand_builtin_bswap): Ditto.
16581 (expand_builtin_unop): Ditto.
16582 (expand_builtin_fabs): Ditto.
16583 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
16584 the call to expand_expr().
16585 (expand_builtin_sync_operation): Ditto.
16586 (expand_builtin_compare_and_swap): Ditto.
16587 (expand_builtin_lock_test_and_set): Ditto.
16588 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
16589 instead of 0 in the call to expand_expr().
16590 (expand_builtin_extract_return_addr): Ditto.
16591 (expand_builtin_eh_return): Ditto.
16592 (expand_eh_return): Ditto.
16593 * explow.c (expr_size): Ditto.
16594 * expr.c (optimize_bitfield_assignment_op): Ditto.
16595 (expand_assignement): Ditto.
16596 (store_expr): Ditto.
16597 (store_field): Ditto.
16598 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
16599 the call to expand_expr().
16600 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
16601 in the call to expand_expr().
16602 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
16603 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
16604 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
16606 * optabs.c (expand_vec_shift_expr): Ditto.
16607 (expand_vec_cond_expr): Ditto.
16608 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
16609 call to expand_expr().
16610 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
16611 in the call to expand_expr().
16613 2007-05-14 Dave Korn <dave.korn@artimi.com>
16615 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
16617 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
16619 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
16620 instead of c_common_unsigned_type.
16621 (c_common_unsigned_type): Remove.
16622 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
16623 c_common_unsigned_type.
16624 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
16625 c_common_unsigned_type.
16626 * c-common.h (c_common_unsigned_type): Remove.
16627 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
16628 c_common_unsigned_type.
16629 * c-format.c (check_format_types): Use unsigned_type_for instead of
16630 c_common_unsigned_type.
16631 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16632 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
16633 of c_common_unsigned_type.
16634 * convert.c (convert_to_integer): Use unsigned_type_for instead of
16635 lang_hooks.types.unsigned_type.
16636 * expmed.c (make_tree): Use unsigned_type_for instead of
16637 lang_hooks.types.unsigned_type.
16638 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
16639 lang_hooks.types.unsigned_type.
16640 (build_range_check): Likewise.
16641 (fold_unary): Likewise.
16642 (fold_binary): Likewise.
16643 (fold_ternary): Likewise.
16644 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16645 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
16646 * tree.c (get_unsigned_type): New.
16647 (unsigned_type_for): Use get_unsigned_type instead of
16648 lang_hooks.types.unsigned_type.
16650 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
16652 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
16653 to m68k_get_function_kind. Update its prototype.
16654 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
16656 (m68k_interrupt_function_p): Return enum m68k_function_type
16657 instead of bool. Rename to m68k_get_function_kind.
16658 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
16659 target is not fido.
16660 (m68k_compute_frame_layout): Don't mark any register for save
16661 if an interrupt_thread attribute is specified.
16662 (m68k_hard_regno_rename_ok): Update a use of
16663 m68k_interrupt_function_p.
16664 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
16665 m68k_interrupt_function_p.
16666 (m68k_function_type): New.
16667 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
16668 for a function with an interrupt_thread attribute.
16669 * doc/extend.texi: Document the interrupt_thread attribute.
16671 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
16673 Fix PR tree-optimization/31911
16674 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
16675 if they didn't change the expression.
16677 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
16679 * tree-scalar-evolution.c (resolve_mixers): Exported.
16680 * tree-scalar-evolution.h (resolve_mixers): Declare.
16681 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
16682 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
16683 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
16684 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
16685 init_array_ref, init_pointer_ref, analyze_indirect_ref,
16686 strip_conversion, analyze_offset_expr, address_analysis,
16687 object_analysis, analyze_offset): Removed.
16688 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
16689 split_constant_offset, canonicalize_base_object_address,
16690 object_address_invariant_in_loop_p, disjoint_objects_p,
16691 dr_may_alias_p, dr_address_invariant_p): New functions.
16692 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
16693 and dr_analyze_alias.
16694 (initialize_data_dependence_relation): Use dr_may_alias_p
16695 and object_address_invariant_in_loop_p.
16696 (compute_self_dependence): Handle the case when
16697 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
16698 (find_data_references_in_stmt): Restrict the analysis of data
16699 references to the given loop nest.
16700 (find_data_references_in_loop): Made static. Pass loop nest to
16701 find_data_references_in_stmt.
16702 (compute_data_dependences_for_loop): Use DR_VOPS.
16703 (free_data_ref): Free DR_VOPS.
16704 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
16705 (struct innermost_loop_behavior): ... new.
16706 (struct base_object_info): Replaced by ...
16707 (struct indices): ... new.
16708 (struct dr_alias): New.
16709 (enum data_ref_type): Removed.
16710 (struct data_reference): Consist of struct innermost_loop_behavior,
16711 struct indices and struct dr_alias.
16712 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
16713 (DR_MEMTAG): Renamed to ...
16714 (DR_SYMBOL_TAG): ... this.
16715 (find_data_references_in_loop): Declaration removed.
16716 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
16717 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
16718 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
16719 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
16721 2007-05-13 Revital Eres <eres@il.ibm.com>
16723 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
16724 which walks virtual def-use chains to find redundant stores.
16725 (dse_optimize_stmt): Call it.
16727 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16729 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
16730 * passes.c (init_optimization_passes): Move pass_jump_bypass
16733 * basic-block.h (bb_has_eh_pred): Fix style issue.
16735 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16737 PR rtl-optimization/31848
16738 * loop-invariant.c (move_invariant_reg): If we move an insn
16739 with a REG_EQUAL note, and that insn is not always executed,
16740 remove the REG_EQUAL note.
16742 2007-05-12 Richard Guenther <rguenther@suse.de>
16744 PR tree-optimization/31797
16745 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
16746 propagate into a stmt that has volatile ops.
16748 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16750 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16751 (gcc_tooldir): Likewise.
16752 * configure: Regenerate.
16753 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16754 old configure.ac gcc_tooldir setting.
16755 (prefix_to_exec_prefix): New variable.
16756 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16757 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16759 2007-05-11 Silvius Rus <rus@google.com>
16761 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
16762 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
16763 * c-common.h (strict_aliasing_warning): Change return type.
16764 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
16765 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
16766 (build_c_cast): Condition call to strict_aliasing_warning.
16767 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
16768 * flags.h (set_Wstrict_aliasing): Declare.
16769 * opts.c (set_Wstrict_alising): Define, add call to.
16770 * tree-flow.h (strict_aliasing_warning_backend): Declare.
16771 * tree-ssa-alias-warnings.c: New file.
16772 * tree-ssa-alias.c (compute_may_aliases): Add call to
16773 strict_aliasing_warning_backend.
16775 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
16777 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16778 Use loop_depth and loop_outer accessor functions.
16779 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
16780 determine_invariantness_stmt, move_computations_stmt): Ditto.
16781 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
16782 add_loop, loopify, unloop, fix_loop_structure): Ditto.
16783 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
16784 * tree-scalar-evolution.c (interpret_loop_phi,
16785 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
16786 instantiate_parameters_1, scev_const_prop): Ditto.
16787 * cfghooks.c (make_forwarder_block): Ditto.
16788 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
16789 * modulo-sched.c (loop_canon_p): Ditto.
16790 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
16791 slpeel_can_duplicate_loop_p): Ditto.
16792 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
16793 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16794 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
16795 cancel_loop, verify_loop_structure): Ditto.
16796 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
16797 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
16798 superloops vector instead of "pred" array.
16799 (establish_preds): Take father loop as an argument. Initialize the
16801 (flow_loop_tree_node_add): Pass father loop to establish_preds.
16802 Do not initialize loop->outer.
16803 (flow_loop_tree_node_remove): Truncate the superloops vector.
16804 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
16805 "pred" merged to "superloops" vector.
16806 (loop_depth, loop_outer): New.
16807 (fel_init): Use loop_outer.
16809 2007-05-11 Jan Hubicka <jh@suse.cz>
16811 * cgraphunit.c: Include gt-cgraphunit.h
16812 (static_ctors, static_dtors): New static vars.
16813 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
16814 based on implementation in c-common.c
16815 (cgraph_finalize_function): Call record_cdtor_fn.
16816 (cgraph_optimize): Call cgraph_build_cdtor_fns.
16817 * decl.c (finish_function): Do not call c_record_cdtor_fn.
16818 (c_write_global_declarations): Do not call c_build_cdtor_fns.
16819 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
16820 build_cdtor, c_build_cdtor_fns): Remove.
16821 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
16822 c_build_cdtor_fns): Remove prototype.
16824 2007-05-11 Paolo Carlini <pcarlini@suse.de>
16827 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
16828 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
16829 * builtins.c (fold_builtin_memchr): New.
16830 (expand_builtin_memchr): Call the latter.
16831 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
16832 * doc/extend.texi ([Other built-in functions provided by GCC]):
16835 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
16837 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
16838 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
16839 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
16840 PFPO_OP1_TYPE_SHIFT): Constants added.
16841 (DFP_ALL): Mode macro defined.
16842 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
16843 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
16844 Insn definitions added.
16845 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
16846 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
16849 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
16851 PR tree-optimization/31885
16852 * tree-chrec.c (chrec_contains_undetermined): Do not consider
16853 NULL_TREE to be undetermined.
16854 (automatically_generated_chrec_p): Return false for NULL.
16856 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16858 * config/bfin/bfin.h (MOVE_RATIO): Define.
16860 2007-05-10 Richard Sandiford <richard@codesourcery.com>
16862 * config.gcc (sparc-wrs-vxworks): New target.
16863 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
16864 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
16865 * config/sparc/sparc.h: Include vxworks-dummy.h.
16866 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
16867 include LABEL_REFs too.
16868 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
16869 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
16871 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
16873 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
16874 (sparc_emit_call_insn): New function.
16875 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
16876 functions when generating VxWorks PIC.
16877 * config/sparc/sparc.md (vxworks_load_got): New pattern.
16878 (call, call_value): Use sparc_emit_call_insn instead of
16881 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16883 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
16885 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16887 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
16888 for floating-point values if HOST_BITS_PER_LONG > 32. Use
16889 split_double instead of operand_subword.
16891 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16893 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
16894 * config/bfin/bfin.c (bfin_local_alignment): New function.
16895 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
16897 2007-05-08 Chao-ying Fu <fu@mips.com>
16899 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
16900 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
16901 (smsub_widen_optab, umsub_widen_optab): Define.
16902 * optabs.c (init_optabs): Initialize smsub_widen_optab and
16904 * genopinit.c (optabs): Fill in smsub_widen_optab and
16906 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
16907 and umsub_widen_optab to implement multiply-subtract sequences.
16908 * config/mips/mips.md (*msac<u>_di): Rename to...
16909 (<u>msubsidi4): ...this. Extend condition to include
16910 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16911 of operand 0 to "ka" and use the three-operand form of msub<u>
16913 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
16916 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16918 PR rtl-optimization/28011
16919 * reload.c (push_reload): Set dont_share if IN appears in OUT
16920 also when IN is a PLUS rtx.
16921 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
16924 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
16926 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
16927 call unshare_all_decls.
16928 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
16929 (unshare_all_decls): Remove.
16931 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
16934 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
16937 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
16938 Nigel Stephens <nigel@mips.com>
16940 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
16941 Update comments and all uses.
16942 (MIN_FPRS_PER_FMT): Define.
16943 * config/mips/mips.c (function_arg): Fix to correctly handle
16944 the -mips32r2 -mfp64 -mabi=32 case.
16945 (override_options): Enable use of odd-numbered registers for
16946 SFmode values on MIPS32.
16947 (mips_save_reg_p): Save whole floating-point register pair if
16948 either half is used.
16949 (compute_frame_size): Fix comment.
16951 2007-05-08 Jie Zhang <jie.zhang@analog.com>
16953 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
16954 argument of type bool.
16955 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
16956 argument. Safely select temporary P register according to it.
16957 (do_link): Change call site of add_to_reg accordingly.
16958 (do_unlink): Add epilogue_p as a fourth argument and pass it
16960 (expand_interrupt_handler_epilogue): Change call of do_unlink
16962 (bfin_expand_prologue): Add a third argument sibcall_p.
16963 * config/bfin/bfin.md (epilogue): Change call of
16964 bfin_expand_epilogue accordingly.
16965 (sibcall_epilogue): Likewise.
16966 (eh_return_internal): Likewise.
16968 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16969 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16970 * config/bfin/bfin.c (bfin_handle_option): Handle
16971 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16972 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16973 Support bf534, bf536 and bf561.
16974 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16976 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16979 * config/i386/i386.c (ix86_function_regparm): Process local
16980 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16982 2007-05-07 Mike Stump <mrs@apple.com>
16984 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16985 also checks for and while statements in C++.
16987 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16989 * gcc.c (at_file_supplied): New variable.
16990 (main): Set it if we expanded argv.
16991 (do_spec_1): Pass an @-file to the linker if we were called with
16992 an @-file argument and HAVE_GNU_LD.
16993 * collect2.c (at_file_supplied): New variable.
16994 (response_file): New variable.
16995 (collect_exit): Unlink response_file if necessary.
16996 (handler): Likewise.
16997 (do_wait): Likewise.
16998 (main): Set at_file_supplied if we expanded argv.
16999 (collect_execute): Pass an @-file to subprocesses if we were called
17000 with an @-file argument.
17001 * configure.ac: Add define for HAVE_GNU_LD.
17002 * configure: Regenerate.
17003 * config.in: Regenerate.
17005 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
17007 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
17008 operand to HI mode.
17013 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
17015 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17016 (TARGET_ENCODE_SECTION_INFO): Re-define.
17017 (m32c_encode_section_info): New
17018 (function_vector_handler): New
17019 (current_function_special_page_vector): New
17020 (m32c_special_page_vector_p): New.
17021 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
17023 * config/m32c/jump.md: Added instruction JSRS for functions
17024 with attribute "function_vector".
17025 * doc/extend.texi (function_vector): Added description
17026 for M16C, M32C targets.
17028 2007-05-07 DJ Delorie <dj@redhat.com>
17031 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
17032 ashrpsi3, lshrpsi3): Update shift count constraint.
17034 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
17035 Nathan Froyd <froydnj@codesourcery.com>
17038 * c-incpath.c (add_path): Strip trailing path separators.
17040 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
17042 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
17043 Free dominance info before purging EH edges.
17044 (eliminate_degenerate_phis): Likewise.
17045 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
17047 2007-05-07 Jan Hubicka <jh@suse.cz>
17049 * gimplify.c (gimplify_expr): Do not crash when folding
17050 (void *)(int)&a + 4.
17052 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17055 * c-opts.c (lang_fortran): Make it non static.
17056 * c-common.h (lang_fortran): New prototype.
17057 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
17058 -lang-fortran option was passed by the driver.
17060 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
17062 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
17063 of ASSERT_CHECKING. Tweak message.
17065 2007-05-06 Revital Eres <eres@il.ibm.com>
17068 * loop-unroll.c (insert_var_expansion_initialization):
17069 Initialize the expansions with -zero instead of +zero.
17071 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
17073 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
17074 into pic and non-pic versions. Mark r19 as used for
17075 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
17076 for tgd_load, tld_load and tie_load .
17077 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
17078 version of tgd_load, tld_load and tie_load depending on the
17081 2007-05-04 Ulrich Drepper <drepper@redhat.com>
17082 Jakub Jelinek <jakub@redhat.com>
17084 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
17085 (__do_global_dtors_aux): Use more paranoid loop to run
17086 destructors if HIDDEN_DTOR_LIST_END.
17087 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
17089 2007-05-04 Jakub Jelinek <jakub@redhat.com>
17091 * varasm.c (align_variable): Don't increase alignment for
17092 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
17093 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
17095 2007-05-04 Josh Conner <jconner@apple.com>
17097 * basic-block.h (cdi_direction): Assign values to all enumeration
17099 (dom_computed): Remove.
17100 (dom_info_state): New.
17101 (set_dom_info_availability): New.
17102 * tree-ssa-loop-im.c (determine_invariantness): Initialize
17103 walk_data.dom_direction.
17104 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
17105 instead of dom_computed[].
17106 (split_edge): Likewise.
17107 (create_basic_block): Likewise.
17108 (merge_blocks): Likewise.
17109 * ifcvt.c (find_if_header): Likewise.
17110 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
17111 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
17112 * tree-ssa.c (verify_ssa): Likewise.
17113 * tree-cfg.c (tree_verify_flow_info): Likewise.
17114 (remove_edge_and_dominated_blocks): Likewise.
17115 * dominance.c (dom_computed): Make static.
17116 (calc_dfs_tree_nonrec): Change third param to a bool.
17117 (calc_dfs_tree): Change second param to a bool.
17118 (calc_idioms): Change second param to a bool. Use
17119 dom_convert_dir_to_idx.
17120 (init_dom_info): Validate dir before using.
17121 (dom_convert_dir_to_idx): New.
17122 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
17123 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
17124 (free_dominance_info): Use dom_convert_dir_to_idx.
17125 (get_immediate_dominator): Likewise.
17126 (set_immediate_dominator): Likewise.
17127 (get_dominated_by): Likewise.
17128 (redirect_immediate_dominators): Likewise.
17129 (nearest_common_denominator): Likewise.
17130 (dominated_by_p): Likewise.
17131 (bb_dom_dfs_in): Likewise.
17132 (bb_dom_dfs_out): Likewise.
17133 (recount_dominator): Likewise.
17134 (iterate_fix_dominators): Likewise.
17135 (add_to_dominance_info): Likewise.
17136 (delete_from_dominance_info): Likewise.
17137 (first_dom_son): Likewise.
17138 (next_dom_son): Likewise.
17139 (dom_info_available_p): Likewise.
17140 (dom_info_state): New.
17141 (set_dom_info_availability): New.
17143 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
17145 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
17147 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
17149 2007-05-04 Bob Wilson <bob.wilson@acm.org>
17151 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
17152 (subdi3, subdi_carry): Delete.
17154 2007-05-04 Jan Hubicka <jh@suse.cz>
17155 Richard Guenther <rguenther@suse.de>
17157 * opts.c (decode_options): Do not fiddle with inlining
17158 parameters in case of optimizing for size.
17159 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
17160 for size do nothing.
17161 (cgraph_decide_inlining_of_small_function): When optimizing for
17162 size never inline functions increasing caller size.
17163 (cgraph_early_inlining): Inline for size when optimizing for size.
17165 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
17167 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
17168 logical operations piecewise.
17169 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
17170 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
17171 subdi_sesidi_di): Delete.
17172 (add_with_carry): Produce carry in CC instead of a DREG to shorten
17173 the generated sequence. Allow three-reg add in constraints. Rewrite
17174 the rtl expression for carry to avoid zero_extend of a constant.
17175 (sub_with_carry): New pattern.
17176 (adddi3, subdi3): Change into define_expand. For subtract, generate a
17177 different sequence not involving jumps.
17178 (notbi): Now a named pattern.
17180 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
17182 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
17183 Add the note about a significant loss of accuracy of some
17184 mathematical routines when these options are used.
17186 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17188 * haifa-sched.c (rtx_vec_t): New typedef.
17189 (contributes_to_priority_p): Extract piece of priority () into new
17191 (priority): Use the function. Add assertion.
17192 (rank_for_schedule, set_priorities): Add assertion to check that
17193 insn's priority is initialized.
17194 (clear_priorities, calc_priorities): Change signature. Make it update
17195 all relevant insns. Update all callers ('add_to_speculative_block ()'
17196 and 'create_block_check_twin ()').
17197 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
17198 Add new field 'priority_status'.
17199 (INSN_PRIORITY_STATUS): New macro.
17200 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
17202 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17204 * sched-ebb.c (debug_ebb_dependencies): New static function.
17205 (init_ready_list): Use it.
17207 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
17208 with changed signature and 'debug_rgn_dependencies ()'.
17209 (debug_rgn_dependencies): New static function.
17210 (init_ready_list): Use it.
17212 * sched-int.h (debug_dependencies): Declare.
17214 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
17216 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
17218 2007-05-04 Dirk Mueller <dmueller@suse.de>
17220 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
17222 2007-05-03 Jan Hubicka <jh@suse.cz>
17224 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
17225 ((T1)X op (T1)Y), for pointer type in more cases than before.
17227 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
17229 * tree-object-size.c (plus_expr_object_size): When operand size is
17230 unknown, return unknown.
17232 2007-05-03 Dirk Mueller <dmueller@suse.de>
17234 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
17236 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
17239 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
17241 2007-05-03 Janis Johnson <janis187@us.ibm.com>
17243 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
17245 2007-05-03 Joseph Myers <joseph@codesourcery.com>
17247 * config/soft-fp/double.h, config/soft-fp/extended.h,
17248 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
17249 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
17250 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
17251 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
17254 2007-05-03 Ian Lance Taylor <iant@google.com>
17256 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
17257 MASK_PPC_GFXOPT for 8540 or 8548.
17259 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17261 * tree-vect-transform.c (vect_update_inits_of_drs): Use
17262 vect_print_dump_info() to output debug information.
17264 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17267 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
17268 operands of size 2 when operand is not MEM_P.
17270 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17272 PR tree-optimization/30565
17273 * lambda-code.c (perfect_nestify): Fix updating of dominators.
17275 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
17277 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
17278 (umulsi3_highpart): Use them.
17279 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
17280 for final accumulator to D regisster tranfser.
17282 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
17284 PR tree-optimization/31699
17285 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
17287 (vect_enhance_data_refs_alignment): Compute peel amount using
17288 TYPE_VECTOR_SUBPARTS instead of vf.
17289 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
17291 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
17294 * system.h: Remove inclusion of double-int.h
17295 * tree.h: Include double-int.h
17296 * gengtype.c: Likewise
17297 * cfgloop.h: Likewise
17298 * Makefile.in: Adjust dependencies on double-int.h
17300 2007-05-02 Eric Christopher <echristo@apple.com>
17302 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
17303 -shared to -Zdynamiclib.
17305 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
17308 * c-common.c (strip_pointer_or_array_types): New function.
17309 * c-common.h (strip_pointer_or_array_types): New function declaration.
17311 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17313 PR tree-optimization/31771
17314 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
17316 2007-05-02 Paul Brook <paul@codesourcery.com>
17318 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
17320 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
17322 PR middle-end/29715
17323 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
17326 2007-05-02 Nick Clifton <nickc@redhat.com>
17328 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
17330 2007-05-02 Richard Guenther <rguenther@suse.de>
17332 PR tree-optimization/31146
17333 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
17334 argument, single_use_p. If we have a single use that is
17335 a conversion to the definition rhs type, propagate that rhs.
17336 (forward_propagate_addr_expr): Pass single_use_p argument
17337 to forward_propagate_addr_expr_1.
17339 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
17341 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
17344 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17346 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
17347 'AMD Family 10 core'.
17349 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17351 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
17352 and athlon64-sse3 as improved versions of k8, opteron and athlon64
17353 with SSE3 instruction set support.
17354 * doc/invoke.texi: Likewise.
17356 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17358 * config/i386/i386.c (override_options): Tuning 32-byte loop
17359 alignment for amdfam10 architecture. Increasing the max loop
17360 alignment to 24 bytes.
17362 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
17364 * config/m68k/constraints.md: New.
17365 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
17366 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17367 EXTRA_CONSTRAINT): Remove.
17368 * config/m68k/m68k.md: Include constraints.md.
17369 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
17371 2007-05-01 Ian Lance Taylor <iant@google.com>
17373 PR tree-optimization/31739
17374 * tree-vrp.c (vrp_val_is_max): New static function.
17375 (vrp_val_is_min): New static function.
17376 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
17378 (set_value_range): Use vrp_val_is_{max,min}.
17379 (extract_range_from_assert): Likewise.
17380 (extract_range_from_binary_expr): Likewise.
17381 (extract_range_from_unary_expr): Likewise.
17382 (dump_value_range, vrp_meet): Likewise.
17383 (vrp_visit_phi_node): Likewise.
17384 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
17386 2007-05-01 Mark Mitchell <mark@codesourcery.com>
17388 * config/i386/gmon-sol2.c (size_t): New type.
17389 (intptr_t): Likewise.
17390 (s_textsize): Declare as size_t.
17392 (monstartup): Use size_t for sizes.
17393 (_mcount): Save and restore registers.
17394 (internal_mcount): Pass 0 as the first argument to monstartup
17396 (moncontrol): Convert pointer to appropriately sized integer
17397 before passing to profil.
17399 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17401 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
17402 __NO_FPRS__, not just if _SOFT_DOUBLE.
17403 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
17404 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
17405 also for E500 double.
17406 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
17407 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
17410 2007-05-01 Richard Guenther <rguenther@suse.de>
17412 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
17415 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17417 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
17419 2007-05-01 Jan Hubicka <jh@suse.cz>
17421 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
17424 2007-05-01 Jan Hubicka <jh@suse.cz>
17426 * tree.h (maybe_fold_offset_to_component_ref): Remove.
17427 (maybe_fold_offset_to_reference): Declare.
17428 * fold-const.c (fold_unary): Do not fold
17429 (type *)&A into &A->field_of_type_and_offset_0
17430 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
17431 size is unknown, give up.
17432 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
17434 (maybe_fold_offset_to_reference): New.
17435 (maybe_fold_stmt_indirect): Use it.
17436 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
17437 * gimplify.c (gimplify_conversion): Canonicalize conversions to
17439 (gimplify_expr): Likewise for plus_expr.
17441 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
17443 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
17444 bsi_after_labels. Always insert statements before bsi.
17445 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
17446 * predict.c (apply_return_prediction): Check for empty blocks.
17447 * cfgexpand.c (lab_rtx_for_bb): New variable.
17448 (label_rtx_for_bb): Do not create new tree labels.
17449 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
17450 (tree_expand_cfg): Initialize lab_rtx_for_bb.
17451 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
17453 (label_for_bb): Add field used.
17454 (update_eh_label, main_block_label): Mark the label used.
17455 (cleanup_dead_labels): Remove unused labels.
17457 2007-05-01 Richard Guenther <rguenther@suse.de>
17459 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
17460 if it is not about to be set.
17461 (get_value_range): Do not pre-allocate equiv bitmap.
17462 (update_value_range): No need to clear equiv field.
17463 (add_equivalence): Change prototype to get bitmap pointer.
17464 Allocate bitmap here if it is not already.
17465 (extract_range_from_assert): Do not allocate bitmap here.
17466 Update callers to add_equivalence.
17467 (extract_range_from_ssa_name): Likewise.
17468 (get_vr_for_comparison): New static helper.
17469 (compare_name_with_value): Handle NULL equiv bitmap by
17470 peeling the first iteration of the comparison loop.
17471 Use get_vr_for_comparison.
17472 (compare_names): Handle NULL equiv bitmaps by using fake
17473 ones. Use get_vr_for_comparison.
17475 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
17477 * double-int.c (mpz_set_double_int): Moved from
17478 tree-ssa-loop-niter.c.
17479 (mpz_get_double_int): Likewise; also, add option to wrap
17480 out-of-range integers.
17481 * double-int.h: New prototypes for above.
17482 * tree.c (get_static_type_bounds): Moved from
17483 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
17484 TYPE_MAX_VALUE if they exist..
17485 * tree.h: New prototype for above.
17486 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
17487 get_type_bounds calls.
17488 (mpz_set_double_int): Move to double-int.c.
17489 (get_type_bounds): Move to tree.c, rename to
17490 get_static_type_bounds.
17491 (mpz_to_double_int): Move to double-int.c, rename to
17492 mpz_get_double_int.
17494 2007-04-30 Bob Wilson <bob.wilson@acm.org>
17496 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
17497 DIV0 exception can fall through to a normal return.
17499 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
17501 PR middle-end/22156
17502 Temporarily revert:
17503 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
17504 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
17505 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17506 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
17507 initialize align to silence bogus warning.
17508 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17509 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
17511 (struct sra_walk_fns): Remove use_all parameter from use.
17512 (sra_hash_tree): Handle BIT_FIELD_REFs.
17513 (sra_elt_hash): Don't hash bitfld blocks.
17514 (sra_elt_eq): Skip them in parent compares as well. Handle
17516 (sra_walk_expr): Don't maintain or pass down use_all_p.
17517 (scan_use): Remove use_all parameter.
17518 (scalarize_use): Likewise. Re-expand assignment to
17519 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
17520 output, and re-scalarize after output. Don't mark anything
17522 (scalarize_ldst): Adjust.
17523 (scalarize_walk_gimple_modify_statement): Likewise.
17524 (build_element_name_1): Handle BIT_FIELD_REFs.
17525 (instantiate_element): Don't warn for any element whose parent
17526 is used as a whole.
17527 (instantiate_missing_elements_1): Return the sra_elt.
17528 (canon_type_for_field): New.
17529 (try_instantiate_multiple_fields): New.
17530 (instantiate_missing_elemnts): Use them.
17531 (mark_no_warning): Removed.
17532 (generate_one_element_ref): Handle BIT_FIELD_REFs.
17533 (REPLDUP, sra_build_elt_assignment): New.
17534 (generate_copy_inout): Use them.
17535 (generate_element_copy): Likewise. Handle bitfld differences.
17536 (generate_element_zero): Don't recurse for blocks. Use
17537 sra_build_elt_assignment.
17538 (generate_one_element_int): Take elt instead of var. Use
17539 sra_build_elt_assignment.
17540 (generate_element_init_1): Adjust.
17541 (scalarize_use, scalarize_copy): Use REPLDUP.
17542 (scalarize_ldst): Move assert before dereference.
17543 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
17545 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
17548 * tree.c (reconstruct_complex_type): Reconstruct a reference
17550 Also use the same mode for the pointer as the old pointer type.
17552 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17554 * doc/trouble.texi (Interoperation): Remove note about Ultrix
17557 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
17559 PR rtl-optimization/31676
17560 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
17561 (df_refs_record): Call it.
17563 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17565 * rtl.def (SS_ABS): New code.
17566 * config/bfin/bfin.c (print_operand): New modifier 'v'.
17567 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
17568 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
17569 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
17570 (bfin_init_builtins): Define them.
17571 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
17572 (bfin_expand_builtin): ... and handle the others here.
17573 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
17574 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
17575 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
17576 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
17577 operand is only HImode.
17579 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
17581 * regclass.c (scan_one_insn): Remove splitting of
17584 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
17585 Nigel Stephens <nigel@mips.com>
17587 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
17589 2007-04-28 Jan Hubicka <jh@suse.cz>
17591 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
17592 insn_locators_alloc instead of insn_locators_initialize;
17593 call reset_block_changes.
17594 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17595 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
17596 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
17597 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
17598 * config/score/score.c (th_output_mi_thunk): Likewise.
17599 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
17600 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
17601 tolerate uninitialized locator info.
17604 * function.c (init_function_start): Don't init line number info.
17605 (expand_function_end): Update.
17606 (reset_block_changes, record_block_change, finalize_block_changes,
17607 check_block_change, free_block_changes): Kill.
17608 * function.h (reset_block_changes, record_block_change,
17609 finalize_block_changes, check_block_change, free_block_changes):
17611 (struct function): Remove ib_boundaries_block.
17612 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17613 Use curr_insn_locator to initialize locator.
17614 (emit_line_note): Remove.
17615 * cfgexpand.c (expand_gimple_cond_expr): Update.
17616 (construct_exit_block): Likewise.
17617 (tree_expand_cfg): Initialize/finalize locators.
17618 * expr.c (expand_expr_real): Update.
17619 * cfglayout.c (line_locators_locs, line_locators_lines,
17620 file_locators_locs, file_locators_files): Remove.
17621 (set_block_levels): Move to cfgexpand.c.
17622 (insn_locators_initialize): Remove.
17623 (pass_insn_locators_initialize): Remove.
17624 (locations_locators_locs, locations_locators_vals): New static vars.
17625 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17627 (insn_locators_alloc, insn_locators_finalize,
17628 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17630 (locator_location): New.
17631 (locator_line, locator_file): Rewrite.
17632 * rtl.h (emit_line_note): Kill.
17633 (insn_locators_alloc, insn_locators_finalize,
17634 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17636 * tree-inline.c (initialize_cfun): Do not initialize
17637 ib_boundaries_block.
17638 * passes.c (pass_insn_locators_initialize): Remove.
17640 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
17642 * tree-cfg.c (move_block_to_fn): Release bb from dominance
17643 info. Update last_basic_block correctly.
17645 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
17648 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
17649 register itself to hold the offset constant. Tell flow the use
17650 of r4 and r5 when they are used.
17652 2007-04-27 Richard Guenther <rguenther@suse.de>
17654 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
17655 if we simplified anything.
17656 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
17657 warnings until we did a simplification and the stmt was not
17658 marked as TREE_NO_WARNING.
17660 2007-04-27 Mike Stump <mrs@apple.com>
17662 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
17664 2007-04-27 Ian Lance Taylor <iant@google.com>
17666 PR middle-end/31710
17667 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
17668 TYPE_MAX_VALUE exist, convert them to the new type.
17670 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17672 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
17673 if it claims to be available.
17674 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
17675 edge is redirected.
17676 (perform_tree_ssa_dce): Always free postdominators.
17678 2007-04-27 Richard Henderson <rth@redhat.com>
17680 * config/alpha/predicates.md (aligned_memory_operand): Mark
17681 as define_special_predicate.
17682 (unaligned_memory_operand, normal_memory_operand): Likewise.
17683 (reg_or_unaligned_mem_operand): Remove.
17684 (any_memory_operand): Match the documentation and check for
17685 non-renumbered pseudos during reload.
17686 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
17687 alpha_secondary_reload_class, update to new interface, make static.
17688 Handle CQImode like HImode. Remove FP subreg check.
17689 (alpha_expand_mov): Use replace_equiv_address.
17690 (alpha_expand_mov_nobwx): Use any_memory_operand.
17691 (TARGET_SECONDARY_RELOAD): New.
17692 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
17693 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17694 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
17695 * config/alpha/alpha.md: ... here.
17696 (RELOAD12, reloadmode): New.
17698 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
17699 Don't handle the aligned case here.
17700 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
17701 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
17702 reload_inhi_help. Don't expect a scratch register.
17703 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
17705 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
17707 2007-04-27 Richard Guenther <rguenther@suse.de>
17709 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
17711 2007-04-27 Richard Guenther <rguenther@suse.de>
17713 PR tree-optimization/30965
17714 PR tree-optimization/30978
17715 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
17716 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
17717 (find_equivalent_equality_comparison): Likewise.
17718 (simplify_cond): Likewise.
17719 (get_prop_source_stmt): New helper.
17720 (get_prop_dest_stmt): Likewise.
17721 (can_propagate_from): Likewise.
17722 (remove_prop_source_from_use): Likewise.
17723 (combine_cond_expr_cond): Likewise.
17724 (forward_propagate_comparison): New function.
17725 (forward_propagate_into_cond): Rewrite to use fold for
17727 (tree_ssa_forward_propagate_single_use_vars): Call
17728 forward_propagate_comparison to propagate comparisons.
17730 2007-04-27 Richard Guenther <rguenther@suse.de>
17732 PR tree-optimization/31715
17733 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
17734 sure to do computation on the offset in an appropriate
17737 2007-04-27 Richard Sandiford <richard@codesourcery.com>
17739 * reload.h (elimination_target_reg_p): Declare.
17740 * reload.c (find_reloads): Don't apply the reg_rtx move
17741 optimization if the SET_DEST satisfies elimination_target_reg_p.
17742 * reload1.c (elimination_target_reg_p): New function.
17743 (gen_reload): In the move/add2 fallback, make sure that op0
17744 does not overlap the destination register.
17746 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17748 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
17749 transform only GIMPLE_MODIFY_STMTs.
17750 * tree-complex.c (expand_complex_operations_1): Ditto.
17751 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
17752 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
17753 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
17755 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17756 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
17757 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
17758 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
17759 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
17760 slpeel_add_loop_guard): Ditto.
17761 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
17762 * lambda-code.c (perfect_nestify): Ditto.
17763 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
17764 before the first statement.
17765 * tree-optimize.c (execute_free_datastructures): Fix comments.
17766 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
17767 * tree-flow.h (disband_implicit_edges): Declaration removed.
17768 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
17770 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
17771 COND_EXPRs without gotos.
17772 (disband_implicit_edges, has_label_p): Removed.
17773 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
17774 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
17776 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
17778 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
17779 also for COND_EXPRs.
17780 * cfgexpand.c (label_rtx_for_bb): New function.
17781 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
17782 Use label_rtx_for_bb to find the labels.
17783 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
17784 last block. Detect fallthru edges.
17786 2007-04-26 Ian Lance Taylor <iant@google.com>
17789 * reload.c (find_reloads_subreg_address): If the address was valid
17790 in the original mode but not in the new mode, reload the whole
17793 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17795 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
17796 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
17797 (cleanup_control_expr_graph): Do not invalidate dominance info.
17798 Record altered blocks.
17799 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
17800 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
17801 cleanup_tree_cfg_bb): New functions.
17802 (remove_forwarder_block): Do not maintain the worklist of blocks.
17803 Record altered blocks.
17804 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
17805 not over whole cfg.
17806 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
17807 delete_unreachable_blocks if dominators are not available.
17808 * tree-inline.c (optimize_inline_calls): Free dominance information
17810 * tree-flow.h (remove_edge_and_dominated_blocks,
17811 cfgcleanup_altered_bbs): Altered.
17812 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
17814 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
17816 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
17817 do not invalidate dominators.
17819 2007-04-26 Anatoly Sokolov <aesok@post.ru>
17821 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
17822 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
17823 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17824 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17826 2007-04-26 Steve Ellcey <sje@cup.hp.com>
17828 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
17830 2007-04-26 Richard Guenther <rguenther@suse.de>
17832 PR tree-optimization/31703
17833 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
17834 the right type for the target of the bittest.
17836 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17838 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
17839 ix86_sol10_return_in_memory.
17841 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17843 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
17846 2007-04-26 Jakub Jelinek <jakub@redhat.com>
17849 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
17851 PR tree-optimization/30558
17852 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
17853 clear this_state.prev_try.
17855 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17856 Mark Mitchell <mark@codesourcery.com>
17858 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
17859 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
17860 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
17862 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17865 * doc/invoke.texi (%:print-asm-header): Document.
17866 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
17868 (static_spec_functions): Add print-asm-header.
17869 (main): Print a banner before the --target-help linker options.
17870 (print_asm_header_spec_function): New function.
17872 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
17875 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
17876 (movsf_ie): Likewise.
17878 2007-04-25 Paolo Carlini <pcarlini@suse.de>
17880 * doc/extend.texi ([Type Traits]): Adjust per N2255.
17882 2007-04-25 Bob Wilson <bob.wilson@acm.org>
17884 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
17885 exception for divide-by-zero.
17886 (__umodsi3, __modsi3): Likewise.
17888 2007-04-25 Dirk Mueller <dmueller@suse.de>
17890 * c-typeck.c (build_compound_expr): Annotate warning()
17891 call with OPT_Wunused_value.
17892 * tree-ssa.c (warn_uninit): Annotate warning with
17894 * c-common.c (handle_sentinel_attribute): Annotate warning
17895 call with OPT_Wattributes.
17897 2007-04-25 Thiemo Seufer <ths@mips.com>
17899 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
17900 (mips16): Fix typo.
17901 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
17902 on to the assembler. Improve handling of -mno-mips16. Add handling
17903 of -mno-mips3d, -mno-dsp, -mno-dspr2.
17904 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
17905 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
17906 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
17908 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
17911 * config/i386/winnt.c (i386_pe_file_end): Strip only
17912 USER_LABEL_PREFIX when writing export name.
17914 2007-04-25 Richard Sandiford <richard@codesourcery.com>
17916 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
17917 sh/elf.h, vx-common.h and vxworks.h.
17918 * config/sh/sh.h: Include config/vxworks-dummy.h.
17919 (SUBTARGET_OVERRIDE_OPTIONS): Define.
17920 (OVERRIDE_OPTIONS): Use it.
17921 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
17922 (vxworks_picreg): New pattern.
17923 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
17924 VXWORKS_OS_CPP_BUILTINS.
17925 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
17926 to their VXWORKS_* equivalents.
17927 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17928 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
17929 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
17930 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
17931 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
17932 -mrtp/-fPIC multilibs.
17933 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
17934 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
17935 (MULTILIB_OSDIRNAMES): Delete.
17937 2007-04-25 Anatoly Sokolov <aesok@post.ru>
17940 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
17942 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
17944 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
17945 rounding mode to be specified by the caller.
17946 (real_to_mpfr) Likewise.
17947 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
17948 include new arguments.
17949 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
17951 2007-04-24 Ian Lance Taylor <iant@google.com>
17953 PR tree-optimization/31605
17954 * tree-vrp.c (set_value_range): Check that min and max are not
17955 both overflow infinities.
17956 (set_value_range_to_value): New static function.
17957 (extract_range_from_binary_expr): Call set_value_range_to_value.
17958 (extract_range_from_cond_expr): Likewise.
17959 (extract_range_from_expr): Likewise.
17960 (extract_range_from_unary_expr): Likewise. Don't create a range
17961 which overflows on both sides.
17962 (vrp_meet): Check for a useless range.
17963 (vrp_visit_phi_node): If we see a constant which looks like an
17964 overflow infinity, turn off the TREE_OVERFLOW flag.
17966 2007-04-24 Ian Lance Taylor <iant@google.com>
17968 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17970 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17972 PR diagnostic/25923
17973 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17974 diagnostic message is being built.
17975 * tree-pretty-print.c (dump_generic_node): Only write the
17976 formatted text into BUFFER's stream if we are not building a
17977 diagnostic message.
17978 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17980 * Makefile.in (toplev.o): Depend on tree-pass.h.
17982 2007-04-24 Ian Lance Taylor <iant@google.com>
17984 PR tree-optimization/31602
17985 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17986 conditionals in the copied loop header.
17987 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17988 warnings if TREE_NO_WARNING is set.
17989 * doc/invoke.texi (Warning Options): Clarify that
17990 -Wstrict-overflow does not warn about loops.
17992 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17994 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17995 expand on the comment about _Decimal128 arguments and check the
17996 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17997 that _Decimal128 argument uses even/odd register pair.
17998 (function_arg): Ditto.
18000 2007-04-24 Hui-May Chang <hm.chang@apple.com>
18002 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
18003 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
18005 2007-04-24 Richard Guenther <rguenther@suse.de>
18006 Olga Golovanevsky <olga@il.ibm.com>
18008 * fold-const.c (multiple_of_p): Check for bottom
18011 2007-04-24 Richard Henderson <rth@redhat.com>
18013 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
18014 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
18015 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
18016 looking for non-zero bits shifted out. Avoid a recursive call
18017 when constructing the scalar.
18018 (__floatundisf): Likewise.
18020 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
18022 * dwarf2out.c (field_byte_offset): Move the existing logic
18023 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
18024 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
18026 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18029 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
18030 length argument of 0 for memset.
18031 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
18032 unsigned shift instead of the signed variant.
18034 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18036 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
18037 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
18038 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
18039 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
18040 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
18041 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
18042 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
18043 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
18044 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
18045 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
18046 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
18047 "mul<mode>3", "div<mode>3"): Insn definitions added.
18048 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
18049 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
18050 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
18051 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
18052 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
18053 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
18054 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
18055 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
18056 TARGET_FLOAT_FORMAT): Macro definitions removed.
18057 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
18058 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
18059 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
18060 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
18061 (s390_gen_rtx_const_DI): Function removed.
18062 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
18064 2007-04-24 Richard Sandiford <richard@codesourcery.com>
18066 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
18067 over an external ffs function.
18069 2007-04-24 Chao-ying Fu <fu@mips.com>
18070 Richard Sandiford <richard@nildram.co.uk>
18072 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
18073 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
18074 (smadd_widen_optab, umadd_widen_optab): Define.
18075 * optabs.c (init_optabs): Initialize smadd_widen_optab and
18077 * genopinit.c (optabs): Fill in smadd_widen_optab and
18079 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
18080 and umadd_widen_optab to implement multiply-add sequences.
18081 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
18082 (<u>maddsidi4): ...this. Extend condition to include
18083 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18084 of operand 0 to "ka" and use the three-operand form of madd<u>
18086 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
18088 * config/mips/constraints.md (ka): New register constraint.
18090 2007-04-24 Jan Hubicka <j@suse.cz>
18094 2007-04-23 Jan Hubicka <jh@suse.cz>
18095 * function.c (init_function_start): Don't init line number info.
18096 (expand_function_end): Update.
18097 (reset_block_changes, record_block_change, finalize_block_changes,
18098 check_block_change, free_block_changes): Kill.
18099 * function.h (reset_block_changes, record_block_change,
18100 finalize_block_changes, check_block_change, free_block_changes):
18102 (struct function): Remove ib_boundaries_block.
18103 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18104 Use curr_insn_locator to initialize locator.
18105 (emit_line_note): Remove.
18106 * cfgexpand.c (expand_gimple_cond_expr): Update.
18107 (construct_exit_block): Likewise.
18108 (tree_expand_cfg): Initialize/finalize locators.
18109 * expr.c (expand_expr_real): Update.
18110 * cfglayout.c (line_locators_locs, line_locators_lines,
18111 file_locators_locs, file_locators_files): Remove.
18112 (set_block_levels): Move to cfgexpand.c.
18113 (insn_locators_initialize): Remove.
18114 (pass_insn_locators_initialize): Remove.
18115 (locations_locators_locs, locations_locators_vals): New static vars.
18116 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18118 (insn_locators_alloc, insn_locators_finalize,
18119 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18121 (locator_location): New.
18122 (locator_line, locator_file): Rewrite.
18123 * rtl.h (emit_line_note): Kill.
18124 (insn_locators_alloc, insn_locators_finalize,
18125 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18127 * tree-inline.c (initialize_cfun): Do not initialize
18128 ib_boundaries_block.
18129 * passes.c (pass_insn_locators_initialize): Remove.
18131 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
18133 * doc/invoke.texi: Removed leading '-' from option index entries.
18135 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
18137 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
18139 (create_phi_node): Use set_phi_nodes.
18140 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
18141 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
18142 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
18143 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
18144 (bsi_start, bsi_last): Use bb_stmt_list.
18145 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
18146 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
18147 Traverse the statements using tsi iterator.
18148 * basic-block.h (struct basic_block_def): Fields stmt_list
18149 and phi_nodes moved to ...
18150 (struct tree_bb_info): ... new structure.
18151 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
18152 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
18153 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
18154 (tree_verify_flow_info): Verify that il.tree is not set for
18155 entry and exit block.
18156 (tree_split_block): Use set_bb_stmt_list.
18158 2007-04-23 Mike Stump <mrs@apple.com>
18160 * config/i386/i386.c (ix86_tune_features
18161 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
18164 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
18166 * config/i386/i386.md (prefix_extra): New attribute.
18167 (length): Add prefix_extra.
18169 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
18170 (sse2_movntv2di): Likewise.
18171 (sse2_cvtps2dq): Likewise.
18172 (sse2_cvtpd2pi): Likewise.
18173 (sse2_cvttpd2pi): Likewise.
18174 (*sse2_cvtpd2ps): Likewise.
18175 (*add<mode>3): Likewise.
18176 (sse2_ssadd<mode>3): Likewise.
18177 (sse2_usadd<mode>3): Likewise.
18178 (*sub<mode>3): Likewise.
18179 (sse2_sssub<mode>3): Likewise.
18180 (sse2_ussub<mode>3): Likewise.
18181 (*mulv8hi3): Likewise.
18182 (*smulv8hi3_highpart): Likewise.
18183 (*umulv8hi3_highpart): Likewise.
18184 (sse2_umulv2siv2di3): Likewise.
18185 (sse2_pmaddwd): Likewise.
18186 (ashr<mode>3): Likewise.
18187 (lshr<mode>3): Likewise.
18188 (ashl<mode>3): Likewise.
18189 (sse2_ashlti3): Likewise.
18190 (sse2_lshrti3): Likewise.
18191 (*umaxv16qi3): Likewise.
18192 (*smaxv8hi3): Likewise.
18193 (*uminv16qi3): Likewise.
18194 (*sminv8hi3): Likewise.
18195 (sse2_eq<mode>3): Likewise.
18196 (sse2_gt<mode>3): Likewise.
18197 (*and<mode>3): Likewise.
18198 (sse2_nand<mode>3): Likewise.
18199 (*ior<mode>3): Likewise.
18200 (*xor<mode>3): Likewise.
18201 (sse2_packsswb): Likewise.
18202 (sse2_packssdw): Likewise.
18203 (sse2_packuswb): Likewise.
18204 (sse2_punpckhbw): Likewise.
18205 (sse2_punpcklbw): Likewise.
18206 (sse2_punpckhwd): Likewise.
18207 (sse2_punpcklwd): Likewise.
18208 (sse2_punpckhdq): Likewise.
18209 (sse2_punpckldq): Likewise.
18210 (sse2_punpckhqdq): Likewise.
18211 (sse2_punpcklqdq): Likewise.
18212 (*sse2_pinsrw): Likewise.
18213 (*sse2_pextrw): Likewise.
18214 (sse2_pshufd_1): Likewise.
18215 (sse2_uavgv16qi3): Likewise.
18216 (sse2_uavgv8hi3): Likewise.
18217 (sse2_psadbw): Likewise.
18218 (sse2_pmovmskb): Likewise.
18219 (*sse2_maskmovdqu): Likewise.
18220 (*sse2_maskmovdqu_rex64): Likewise.
18221 (sse4a_extrqi): Likewise.
18222 (sse4a_extrq): Likewise.
18223 (sse3_lddqu): Set prefix_rep.
18224 (sse3_addsubv4sf3): Likewise.
18225 (sse3_haddv4sf3): Likewise.
18226 (sse3_hsubv4sf3): Likewise.
18227 (sse_cvtss2si): Likewise.
18228 (sse_cvtss2si_2): Likewise.
18229 (sse_cvtss2siq): Likewise.
18230 (sse_cvtss2siq_2): Likewise.
18231 (sse_cvttss2si): Likewise.
18232 (sse_cvttss2siq): Likewise.
18233 (sse2_cvttps2dq): Likewise.
18234 (sse3_movshdup): Likewise.
18235 (sse3_movsldup): Likewise.
18236 (sse2_cvtsd2si): Likewise.
18237 (sse2_cvtsd2si_2): Likewise.
18238 (sse2_cvtsd2siq): Likewise.
18239 (sse2_cvtsd2siq_2): Likewise.
18240 (sse2_cvttsd2si): Likewise.
18241 (sse2_cvttsd2siq): Likewise.
18242 (*sse2_cvtpd2dq): Likewise.
18243 (*sse2_cvttpd2dq): Likewise.
18244 (sse2_pshuflw_1): Likewise.
18245 (sse2_pshufhw_1): Likewise.
18246 (sse4a_insertqi): Likewise.
18247 (sse4a_insertq): Likewise.
18248 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
18249 (ssse3_phadddv4si3): Likewise.
18250 (ssse3_phaddswv8hi3): Likewise.
18251 (ssse3_phsubwv8hi3): Likewise.
18252 (ssse3_phsubdv4si3): Likewise.
18253 (ssse3_phsubswv8hi3): Likewise.
18254 (ssse3_pmaddubswv8hi3): Likewise.
18255 (ssse3_pmulhrswv8hi3): Likewise.
18256 (ssse3_pshufbv16qi3): Likewise.
18257 (ssse3_psign<mode>3): Likewise.
18258 (ssse3_palignrti): Likewise.
18259 (abs<mode>2): Likewise.
18260 (ssse3_phaddwv4hi3): Set prefix_extra.
18261 (ssse3_phadddv2si3): Likewise.
18262 (ssse3_phaddswv4hi3): Likewise.
18263 (ssse3_phsubwv4hi3): Likewise.
18264 (ssse3_phsubdv2si3): Likewise.
18265 (ssse3_phsubswv4hi3): Likewise.
18266 (ssse3_pmaddubswv4hi3): Likewise.
18267 (ssse3_pmulhrswv4hi3): Likewise.
18268 (ssse3_pshufbv8qi3): Likewise.
18269 (ssse3_psign<mode>3): Likewise.
18270 (ssse3_palignrdi): Likewise.
18271 (abs<mode>2): Likewise.
18272 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
18273 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
18274 (sse2_pmovmskb): Set mode to SI instead of V2DF.
18276 2007-04-23 Nick Clifton <nickc@redhat.com>
18278 * params.def: Fix formatting of emacs local variables.
18280 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
18282 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
18283 move if inter-unit move isn't allowed.
18284 Don't split moving the first element of V2DI to DI to inter-unit
18285 move if inter-unit move isn't allowed.
18287 2007-04-23 Richard Guenther <rguenther@suse.de>
18289 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
18290 and CDI_POST_DOMINATORS separately.
18292 2007-04-23 Nick Clifton <nickc@redhat.com>
18294 * c.opt (Wformat-contains-nul): Add warning attribute.
18296 2007-04-23 Jan Hubicka <jh@suse.cz>
18298 * function.c (init_function_start): Don't init line number info.
18299 (expand_function_end): Update.
18300 (reset_block_changes, record_block_change, finalize_block_changes,
18301 check_block_change, free_block_changes): Kill.
18302 * function.h (reset_block_changes, record_block_change,
18303 finalize_block_changes, check_block_change, free_block_changes):
18305 (struct function): Remove ib_boundaries_block.
18306 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18307 Use curr_insn_locator to initialize locator.
18308 (emit_line_note): Remove.
18309 * cfgexpand.c (expand_gimple_cond_expr): Update.
18310 (construct_exit_block): Likewise.
18311 (tree_expand_cfg): Initialize/finalize locators.
18312 * expr.c (expand_expr_real): Update.
18313 * cfglayout.c (line_locators_locs, line_locators_lines,
18314 file_locators_locs, file_locators_files): Remove.
18315 (set_block_levels): Move to cfgexpand.c.
18316 (insn_locators_initialize): Remove.
18317 (pass_insn_locators_initialize): Remove.
18318 (locations_locators_locs, locations_locators_vals): New static vars.
18319 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18321 (insn_locators_alloc, insn_locators_finalize,
18322 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18324 (locator_location): New.
18325 (locator_line, locator_file): Rewrite.
18326 * rtl.h (emit_line_note): Kill.
18327 (insn_locators_alloc, insn_locators_finalize,
18328 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18330 * tree-inline.c (initialize_cfun): Do not initialize
18331 ib_boundaries_block.
18332 * passes.c (pass_insn_locators_initialize): Remove.
18334 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18336 PR middle-end/31448
18337 * expr.c (reduce_to_bit_field_precision): Handle
18340 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
18342 PR tree-optimization/24659
18343 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
18344 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
18345 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
18346 * genopinit.c (optabs): Rename vec_pack_mod_optab
18347 to vec_pack_trunc_optab.
18348 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
18349 early for scalar floating point operands for NOP_EXPR.
18350 (vectorizable_type_promotion): Ditto.
18351 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
18352 vec_pack_trunc_optab.
18353 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
18355 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
18356 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
18357 Rename from VEC_PACK_MOD_EXPR.
18358 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
18359 * expr.c (expand_expr_real_1): Ditto.
18360 * tree-inline.c (estimate_num_insns_1): Ditto.
18361 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18363 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
18364 (vec_unpacks_lo_v4sf): Ditto.
18365 (vec_pack_trunc_v2df): Ditto.
18366 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
18367 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18368 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
18370 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
18372 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18374 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
18375 Rename from VEC_PACK_MOD_EXPR. This expression also represent
18376 packing of floating point operands.
18377 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
18378 represent unpacking of floating point operands.
18379 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
18380 [vec_unpacks_hi]: Ditto.
18381 [vec_unpacks_lo]: Ditto.
18383 2007-04-22 Jan Hubicka <jh@suse.cz>
18385 * final.c (rest_of_handle_final): Call
18386 targetm.asm_out.constructor/targetm.asm_out.destructor
18387 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
18388 proper priority via decl_*_priority_insert.
18389 * c-common.c (c_expand_body): Likewise.
18391 2007-04-22 Richard Guenther <rguenther@suse.de>
18393 PR tree-optimization/29789
18394 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
18395 (rewrite_reciprocal): New helper split out from
18396 determine_invariantness_stmt.
18397 (rewrite_bittest): Likewise.
18398 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
18399 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
18402 2007-04-22 Revital Eres <eres@il.ibm.com>
18404 * loop-unroll.c (var_to_expand): New field to support also
18405 insns of the form x = something + x.
18406 (analyze_insn_to_expand_var): Use it.
18407 (expand_var_during_unrolling): Likewise.
18409 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18411 * predict.c: Include pointer-set.h.
18412 (bb_predictions): New variable.
18413 (tree_predicted_by_p, tree_predict_edge,
18414 remove_predictions_associated_with_edge): Use bb_predictions map
18415 instead of bb->predictions.
18416 (clear_bb_predictions, assert_is_empty): New functions.
18417 (combine_predictions_for_bb): Use bb_predictions map. Call
18418 clear_bb_predictions.
18419 (tree_estimate_probability): Create and free bb_predictions map.
18420 * Makefile.in (predict.o): Add pointer-set.h dependency.
18421 * basic-block.h (struct basic_block_def): Remove predictions
18423 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
18425 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18428 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
18431 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18433 * timevar.c (timevar_print): Change reference of --disable-checking to
18434 --enable-checking=release. Also warn if assert checking is disabled.
18436 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18439 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
18440 decl as addressable if the compound literal was marked as
18442 Mark the decl as a gimple register if it is a complex or
18443 vector decl and does not live in memory.
18445 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18447 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
18448 (GENERIC_NEXT): New function macro.
18449 (PHI_CHAIN): Use phi_node's new chain variable.
18450 (tree_phi_node): Change tree_common to tree_base
18451 and add the chain field.
18452 * tree-phinodes.c (make_phi_node): Don't set
18453 TREE_TYPE on the new node.
18454 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
18455 instead of checking GIMPLE_TUPLE_P in chain_next.
18456 * tree-vect-transform.c
18457 (get_initial_def_for_induction): Look at
18458 PHI_RESULT_TREE for the type of the phi node.
18459 (update_vuses_to_preheader): Use PHI_CHAIN
18460 instead of TREE_CHAIN on the phi node.
18461 * tree-ssa-structalias.c (compute_points_to_sets):
18463 (ipa_pta_execute): Likewise.
18465 2007-04-21 Richard Guenther <rguenther@suse.de>
18467 PR middle-end/31136
18468 * fold-const.c (fold_unary): Call fold_convert_const on the
18471 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
18473 * gcse.c (store_killed_in_insn): Handle PARALLELs.
18474 (store_killed_in_pat): New.
18476 2007-04-20 Richard Henderson <rth@redhat.com>
18479 * config/i386/i386.c (type_has_variadic_args_p): Look for any
18480 TREE_LIST with a void_type_node value, not void_list_node exactly.
18482 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
18484 * doc/standards.texi: Re-arrange into language-specific
18485 subsections. Add a C++ section, documenting which standards we
18488 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18490 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
18491 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
18493 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
18495 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
18496 ecrti.o and crtbegin.o.
18497 (LIB_DEFAULT_SPEC): Include -lc.
18498 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
18500 2007-04-20 Richard Henderson <rth@redhat.com>
18503 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
18504 argument; update all callers.
18505 (get_unaligned_offset): New.
18506 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
18507 get_unaligned_address, just pass on the address directly.
18508 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
18509 the subreg in the helper patterns.
18510 (unaligned_extendqidi_le): Use get_unaligned_offset.
18511 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
18512 (unaligned_extendhidi_be): Likewise.
18513 (unaligned_extendhidi): Tidy.
18514 * config/alpha/alpha-protos.h: Update.
18516 2007-04-20 Richard Henderson <rth@redhat.com>
18518 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
18519 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
18520 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
18521 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18522 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18523 (CPP_SPEC): Don't include %(cpp_subtarget).
18524 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
18525 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18526 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
18528 2007-04-20 Jakub Jelinek <jakub@redhat.com>
18530 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
18531 for __builtin_ia32_cmpordss.
18533 PR tree-optimization/31632
18534 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
18535 and arg1 for optimizations of comparison against min/max values.
18536 Fold arg0 to arg1's type for optimizations of comparison against
18537 min+1 and max-1 values.
18539 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
18541 * reload.c (combine_reloads): When trying to use a dying register,
18542 check whether it's uninitialized and don't use if so.
18544 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
18546 * fold-const.c: Remove prototypes for native_encode_expr and
18547 native_interpret_expr.
18548 (native_encode_expr): Make non-static.
18549 (native_interpret_expr): Likewise.
18550 * tree.h: Add prototypes for the above.
18552 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18554 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
18555 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
18556 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
18557 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
18558 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
18559 Add length attributes.
18561 2007-04-19 Janis Johnson <janis187@us.ibm.com>
18563 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
18566 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
18567 __STDC_WANT_DEC_FP__.
18569 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18571 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
18572 for long double compatibility.
18573 * configure: Regenerate.
18575 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
18577 PR rtl-optimization/29841
18578 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
18580 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
18581 that may cause control flow transfer from being moved.
18583 2007-04-18 Jan Hubicka <jh@suse.cz>
18585 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
18588 2007-04-18 Eric Christopher <echristo@apple.com>
18590 * config/rs6000/darwin.md (load_macho_picbase): Use link register
18591 only. Update operands.
18592 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
18593 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
18594 link register to pic register.
18596 2007-04-18 Dirk Mueller <dmueller@suse.de>
18598 PR diagnostic/31227
18599 * tree-vrp.c (search_for_addr_array): New.
18600 (check_array_bounds): Suppress warning about
18601 address taken of array refs if its not de-referenced.
18603 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18605 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
18606 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
18608 * tree-vectorizer.h (NITERS_KNOWN_P): New.
18609 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
18610 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
18612 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
18614 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
18616 (vect_analyze_scalar_cycles): Fix indentation.
18617 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
18618 (vect_mark_relevant): Include phis in relevance analysis.
18620 * tree-vect-transform.c (vect_transform_loop): Add an assert.
18622 2007-04-18 Anatoly Sokolov <aesok@post.ru>
18624 * config/avr/avr.c (ptrreg_to_str): Replace error() with
18625 output_operand_lossage().
18627 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18629 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
18630 the unused code for reduction without adjust-in-epilog to simplify the
18633 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
18635 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
18636 (S390_TDC_NEGATIVE_ZERO): New constant.
18637 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
18638 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
18639 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
18640 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
18641 (S390_TDC_POSITIVE_INFINITY): New constant.
18642 (S390_TDC_NEGATIVE_INFINITY): New constant.
18643 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
18644 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
18645 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
18646 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
18647 (S390_TDC_INFINITY): New constant.
18648 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
18649 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
18650 optimization for UNSPEC_CCZ_TO_INT.
18651 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
18652 ("*ccz_to_int"): New insn.
18653 ("isinf<mode>2"): New insn.
18654 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
18655 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
18656 (UNSPEC_CCZ_TO_INT): New constant.
18658 2007-04-18 Richard Guenther <rguenther@suse.de>
18660 PR tree-optimization/19431
18661 PR tree-optimization/21463
18662 * tree-pass.h (pass_phiprop): Declare.
18663 * passes.c (init_optimization_passes): New phiprop pass.
18664 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
18665 (phivn_valid_p): New helper function.
18666 (phiprop_insert_phi): Likewise.
18667 (propagate_with_phi): Likewise.
18668 (tree_ssa_phiprop): New propagator propagating loads
18669 through phi nodes if profitable.
18671 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18673 * tree-vect-analyze.c (process_use): New function.
18674 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
18675 Check phis in all bbs.
18676 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
18679 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
18681 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
18684 2007-04-17 Anatoly Sokolov <aesok@post.ru>
18687 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
18690 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
18692 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
18694 (sse_vmmulv4sf3): Likewise.
18695 (sse2_vmaddv2df3): Likewise.
18696 (sse2_vmmulv2df3): Likewise.
18698 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
18700 PR rtl-optimization/31360
18701 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
18702 (target_reg_cost): New.
18703 (init_set_costs): Initialize target_reg_cost. Add comments
18704 regarding the rationale of the costs.
18705 (global_cost_for_size): Renamed to...
18706 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
18707 of register pressure.
18708 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
18709 estimate_reg_pressure_cost. Add number of ivs.
18710 (determine_set_costs): Dump target_reg_cost.
18711 * loop-invariant.c (gain_for_invariant): Use
18712 estimate_reg_pressure_cost. Removed n_inv_uses argument.
18713 (best_gain_for_invariant, find_invariants_to_move): Remove
18715 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
18716 (target_reg_cost): Declare.
18717 (global_cost_for_size): Declaration removed.
18718 (estimate_reg_pressure_cost): Declare.
18720 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
18722 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
18723 regnos into even/odd register pairs.
18724 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
18725 TDmode similar to the other floating point modes.
18726 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
18727 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
18729 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
18730 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
18731 (movdd_hardfloat64): Use TARGET_MFPGPR.
18733 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
18735 * reload1.c (delete_output_reload): Don't count output in n_inherited.
18738 2005-01-05 Richard Henderson <rth@redhat.com>
18740 * reload1.c (do_input_reload): Restrict the optimization deleteing
18741 a previous output reload to RELOAD_FOR_INPUT.
18743 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
18745 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
18746 induc_vec_info_type.
18747 (vectorizable_induction): New function declaration.
18748 * tree-vect-transform.c (get_initial_def_for_induction): No need to
18749 check if already vectorized. Find first place in BB where new stmts
18750 can be inserted. Takes only one argument.
18751 (vectorizable_induction): New function.
18752 (vect_transform_stmt): Add case for induc_vec_info_type to call
18753 vectorizable_induction.
18754 (vect_transform_loop): Consider phis for vectorization.
18755 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
18757 (analyze_operations): Call vectorizable_induction when analyzing phis.
18759 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
18760 (vect_mark_relevant): Include phis in relevance analysis.
18761 (vect_mark_stmts_to_be_vectorize): Likewise.
18762 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
18764 2007-04-16 Lawrence Crowl <crowl@google.com>
18766 * doc/invoke.texi (Debugging Options): Add documentation for the
18767 -femit-struct-debug options -femit-struct-debug-baseonly,
18768 -femit-struct-debug-reduced, and
18769 -femit-struct-debug-detailed[=...].
18771 * c-opts.c (c_common_handle_option): Add
18772 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
18773 and OPT_femit_struct_debug_detailed_.
18774 * c.opt: Add specifications for
18775 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
18776 and -femit-struct-debug-detailed[=...].
18777 * opts.c (set_struct_debug_option): Parse the
18778 -femit-struct-debug-... options.
18779 * opts.c (matches_main_base, main_input_basename,
18780 main_input_baselength, base_of_path, matches_main_base): Add
18781 variables and functions to compare header base name to compilation
18783 * opts.c (should_emit_struct_debug): Add to determine to emit a
18784 structure based on the option.
18785 (dump_struct_debug) Also disabled function to debug this
18787 * opts.c (handle_options): Save the base name of the
18790 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
18791 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
18792 This hook indicates if a type is generic. Set it by default
18793 to "never generic".
18794 * langhooks.h (struct lang_hooks_for_types): Add a new hook
18795 to determine if a struct type is generic or not.
18796 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
18797 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
18798 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
18799 with live C++ hook.
18801 * flags.h (enum debug_info_usage): Add an enumeration to describe
18802 a program's use of a structure type.
18803 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
18804 to indicate the program's usage of the type. Filter structs based
18805 on the -femit-struct-debug-... specification.
18806 (gen_type_die): Split into two routines, gen_type_die and
18807 gen_type_die_with_usage. gen_type_die is now a wrapper
18808 that assumes direct usage.
18809 (gen_type_die_with_usage): Replace calls to gen_type_die
18810 with gen_type_die_with_usage adding the program usage of
18811 the referenced type.
18812 (dwarf2out_imported_module_or_decl): Suppress struct debug
18813 information using should_emit_struct_debug when appropriate.
18815 2007-04-16 Ian Lance Taylor <iant@google.com>
18817 PR tree-optimization/31522
18818 * tree-vrp.c (vr_phi_edge_counts): New static variable.
18819 (vrp_initialize): Allocate vr_phi_edge_counts.
18820 (vrp_visit_phi_node): Don't push to infinity if we saw a new
18821 executable edge. Drop test for all constants.
18822 (vrp_finalize): Free vrp_phi_edge_counts.
18824 * doc/cpp.texi (Common Predefined Macros): Clarify description of
18825 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18827 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
18828 predecessors at head rather than tail.
18830 2007-04-16 Matthias Klose <doko@debian.org>
18832 * config/alpha/linux.h (CPP_SPEC): Define.
18833 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
18835 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
18837 * function.h: Remove sequence_stack extern declaration.
18839 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18841 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
18843 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
18846 2007-04-16 Anatoly Sokolov <aesok@post.ru>
18848 * config/avr/avr.c (avr_arch_types): Rearranging array.
18849 (enum avr_arch): Add.
18850 (avr_mcu_types): Use avr_arch enumeration constants instead of
18852 * config/avr/avr.h (LINK_SPEC): Simplify.
18854 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18856 * config/m68k/m68k.c (m68k_libcall_value,
18857 m68k_function_value): Use macros for register names more.
18859 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
18861 (M68K_REGNAME): Use A6_REG.
18862 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
18864 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18866 PR middle-end/28071
18867 * sched-int.h (struct deps): Split field 'pending_lists_length' into
18868 'pending_read_list_length' and 'pending_write_list_length'. Update
18870 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
18871 to handle two length counters instead of one. Update all uses.
18872 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
18873 two length counters instead of one.
18874 * sched-rgn.c (propagate_deps): Update to handle two length counters
18877 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
18880 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
18881 copy of source, pass it to ix86_expand_vector_set and return
18884 2007-04-16 David Ung <davidu@mips.com>
18885 Joseph Myers <joseph@codesourcery.com>
18887 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
18888 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
18889 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
18890 Add 74K processor information.
18891 * config/mips/mips.md: Include 74k.md.
18892 (cpu): Add 74kc,74kf,74kx.
18893 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
18894 * config/mips/74k.md: New.
18895 * doc/invoke.texi (MIPS Options): Document 74K support.
18897 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
18899 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
18900 vectorizable_* functions.
18901 * tree-vect-transform.c (vectorizable_call): Add check for
18902 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
18903 (vectorizable_store): likewise.
18904 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
18906 (vectorizable_operation, vectorizable_type_demotion): Likewise.
18907 (vectorizable_type_promotion, vectorizable_load): Likewise.
18908 (vectorizable_live_operation, vectorizable_condition): Likewise.
18909 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
18911 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
18913 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18915 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
18916 register numbers more.
18917 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
18918 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
18919 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
18920 FUNCTION_VALUE_REGNO_P): Likewise.
18921 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
18922 STATIC_CHAIN_REGNUM): Likewise.
18923 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
18924 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
18925 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
18926 * config/m68k/m68k.md (FP_REG): New.
18928 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18930 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
18933 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18935 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
18936 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
18939 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18941 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
18944 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
18947 * c-decl.c (finish_decl): Grab the type of the decl after the call
18948 to store_init_value.
18950 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
18952 * common.opt (fforward-propagate): Fix "Optimization" annotation.
18954 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18957 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18958 dominators, post dominators and cleanup cfg before returning.
18960 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18962 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18963 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18965 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18967 * config.gcc: Recognize fido.
18968 * config/m68k/m68k-devices.def (fidoa): New.
18969 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18971 (FL_FIDOA, TARGET_FIDOA): New.
18972 * config/m68k/m68k.opt (mfidoa): New.
18974 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18976 PR middle-end/31322
18977 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18978 when a personality function is used.
18980 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18982 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18984 2007-04-13 Mike Stump <mrs@apple.com>
18986 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18988 * config/darwin.opt (fapple-kext): Make C++ only.
18989 * config/darwin.c (darwin_override_options): Remove code to ensure
18990 -fapple-kext is given for C++ only.
18992 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18994 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18995 * config/mips/mips.c (override_options): Call
18996 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18998 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
19000 * config/i386/i386.opt (msvr3-shlib): Removed.
19002 * doc/invoke.texi: Remove -msvr3-shlib.
19004 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
19006 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
19007 with "popcnt" instruction.
19009 2007-04-13 Richard Guenther <rguenther@suse.de>
19011 PR tree-optimization/21258
19012 * tree-vrp.c (compare_case_labels): New helper.
19013 (find_switch_asserts): New function.
19014 (find_assert_locations): Call it for SWITCH_EXPRs.
19016 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
19018 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
19019 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
19020 check is now implied in X87_FLOAT_MODE_P.
19021 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
19022 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
19023 (fix_trunc<mode>_i386_fisttp): Ditto.
19024 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
19025 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
19026 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
19027 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
19028 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
19029 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
19030 (unnamed_splitters): Ditto.
19031 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
19032 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
19033 FIRST_SSE_REG for local functions when SSE math is enabled or
19034 for functions with sseregparm attribute.
19035 (standard_80387_constant_p): Return -1 if mode is not
19037 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
19038 (ix86_expand_compare): Ditto.
19039 (ix86_expand_carry_flag_compare): Ditto.
19040 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
19041 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
19042 DECIMAL_FLOAT_MODE_P.
19043 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
19044 of SCALAR_FLOAT_MODE_P.
19045 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
19046 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
19047 checks before FLOAT_MODE_P.
19048 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
19049 before FLOAT_MODE_P.
19054 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
19056 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
19057 Charles Wilson <libtool@cwilson.fastmail.fm>
19059 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
19060 (libgcc.mvars): Don't depend on them.
19061 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
19062 * exec-tool.in: New.
19064 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
19066 * doc/invoke.text (--help): Document --help=common.
19068 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
19070 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
19072 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19074 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
19075 * genemit.c (main): Emit #include "integrate.h".
19076 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
19077 (LOADGP_RTP): New mips_loadgp_style.
19078 * config/mips/mips.h: Include config/vxworks-dummy.h.
19079 (TARGET_RTP_PIC): New macro.
19080 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
19081 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
19082 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
19083 for TARGET_RTP_PIC.
19084 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
19085 -mvxworks-pic when using -mrtp and a PIC option.
19086 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
19088 (mips_symbolic_constant_p, mips_symbolic_address_p)
19089 (mips_symbol_insns): Handle SYMBOL_HALF.
19090 (override_options): Warn about -G and -mrtp being used together.
19091 Initialize mips_lo_relocs[SYMBOL_HALF].
19092 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
19093 (mips_emit_loadgp): Handle LOADGP_RTP.
19094 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
19095 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
19096 (tablejump): Handle function-relative case table entries if
19098 * config/mips/predicates.md (symbol_ref_operand): New predicate.
19100 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19102 * config/mips/mips.md (load_call<mode>): Allow any general register.
19104 (sibcall_value_internal, sibcall_value_multiple_internal)
19105 (call_value_internal, call_value_split, call_value_multiple_internal)
19106 (call_value_multiple_split): Remove constraints from operand 0.
19108 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19110 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
19111 rather than loadgp_noshared.
19112 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
19113 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
19115 * config/mips/mips.md (loadgp): Rename to...
19116 (loadgp_newabi): ...this.
19117 (loadgp_noshared): Rename to...
19118 (loadgp_absolute): ...this.
19120 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19122 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
19123 false for locally-binding symbols.
19124 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
19126 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19128 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
19129 (SYMBOL_GOT_PAGE_OFST): ...this.
19130 (SYMBOL_GOT_GLOBAL): Rename to...
19131 (SYMBOL_GOT_DISP): ...this.
19132 (SYMBOL_GOTOFF_GLOBAL): Rename to...
19133 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
19134 * config/mips/mips.c (mips_global_symbol_p): New function.
19135 (mips_symbol_binds_local_p): Likewise.
19136 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
19137 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
19138 mips_global_symbol_p and mips_symbol_binds_local_p.
19139 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
19140 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
19141 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
19142 SYMBOL_GOTOFF_DISP.
19143 (mips_ok_for_lazy_binding_p): New function.
19144 (mips_load_call_address, mips_expand_call): Use it.
19145 (mips_dangerous_for_la25_p): Likewise.
19146 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
19147 (*got_disp<mode>): Use got_disp_operand instead of
19148 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
19149 SYMBOL_GOTOFF_GLOBAL.
19150 (*got_page<mode>): Use got_page_ofst_operand instead of
19152 * config/mips/predicates.md (const_call_insn_operand): Use
19153 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
19154 (global_got_operand): Rename to...
19155 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
19157 (local_got_operand): Rename to...
19158 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
19159 of SYMBOL_GOT_LOCAL.
19161 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19163 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
19164 TARGET_CALL_CLOBBERED_GP.
19165 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19166 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
19167 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
19168 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
19169 of TARGET_ABICALLS && !TARGET_NEWABI.
19170 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19171 * config/mips/mips.c (mips_load_call_address): Check
19172 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
19173 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19174 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
19175 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
19176 TARGET_ABICALLS && TARGET_NEWABI.
19177 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
19179 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
19180 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
19181 TARGET_ABICALLS && TARGET_NEWABI.
19182 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
19183 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
19184 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
19185 whether indirect calls must use $25.
19186 (mips_extra_live_on_entry): Check TARGET_GOT instead of
19188 * config/mips/mips.md (jal_macro): Check flag_pic and
19189 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
19190 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
19191 instead of TARGET_ABICALLS.
19192 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
19193 TARGET_ABICALLS && TARGET_OLDABI.
19194 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19195 (sibcall): In the comment above the define_insn, mention
19196 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
19197 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
19198 instead of TARGET_ABICALLS.
19200 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
19202 * doc/md.texi (Blackfin family constraints): Document PA and PB.
19203 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
19204 (MACFLAGS_MATCH_P): New macro.
19205 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
19206 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
19207 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
19208 the other MACFLAG constants.
19209 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
19210 (flag_machi): Tighten constraints. Renumber some of the operands.
19211 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
19213 (flag_machi_parts_acconly): New pattern.
19214 (flag_macinithi): Tighten constraints. Allow any accumulator to be
19216 (flag_macinit1hi): Tighten constraints.
19217 (flag_mul_macv2hi_parts_acconly): New pattern.
19219 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
19220 Use a more efficient implementation.
19221 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
19222 inline sequences when not optimizing for size.
19224 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
19225 movhi_high2low): Delete, merge functionality into...
19226 (packv2hi): ... this pattern.
19228 2007-02-11 Jie Zhang <jie.zhang@analog.com>
19229 * config/bfin/bfin.opt (msim): New option.
19230 (mcpu=): New option.
19231 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
19232 (bfin_cpu_t): Typedef of enum bfin_cpu.
19233 (bfin_cpu_type): New declaration.
19234 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
19235 -msim and -mcpu= options.
19236 (LIB_SPEC): Likewise.
19237 * config/bfin/bfin.c (bfin_cpu_type): Define.
19238 (bfin_handle_option): Handle -mcpu= option.
19239 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
19240 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
19241 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
19243 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19245 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
19246 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
19247 (powerpc-wrs-vxworksae): Use ${tm_file}.
19248 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
19249 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
19250 * config/i386/vx-common.h: New file.
19252 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19254 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
19257 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
19259 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
19262 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
19266 * c-common.c (c_build_qualified_type): Set canonical type
19269 2007-04-12 Richard Guenther <rguenther@suse.de>
19271 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
19272 lower bound and element size if lower bound is not zero
19273 or either of the ARRAY_REF operands is set.
19275 2007-04-12 Richard Guenther <rguenther@suse.de>
19277 PR tree-optimization/24689
19278 PR tree-optimization/31307
19279 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
19281 * gimplify.c (canonicalize_addr_expr): To be consistent with
19282 gimplify_compound_lval only set operands two and three of
19283 ARRAY_REFs if they are not gimple_min_invariant. This makes
19284 it never at this place.
19285 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
19287 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19289 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
19290 null before emitting a .nsubspa directive.
19292 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19294 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
19295 need_to_partition_p if there are no memory statements in the
19298 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19300 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
19301 (gcd_of_steps_may_divide_p): New function.
19302 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
19304 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19306 * reload.c (find_reloads_toplev, find_reloads_address,
19307 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
19308 not a pointer equality test, to decide if we need to call
19309 push_reg_equiv_alt_mem.
19311 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
19313 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
19314 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
19316 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
19318 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19320 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
19321 vector to be positive.
19323 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19327 * doc/invoke.texi: Document --params max-aliased-vops and
19329 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
19330 debug_memory_partitions): Move to tree-flow.h
19331 * params.h (AVG_ALIASED_VOPS): Define.
19332 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
19334 (mp_info_t): Likewise.
19335 (get_mem_sym_stats_for): New.
19336 (set_memory_partition): Move from tree-flow-inline.h.
19337 (mark_non_addressable): Only clear the set of symbols for the
19338 partition if it exists.
19339 (dump_memory_partitions): Move from tree-ssa-operands.c
19340 (debug_memory_partitions): Likewise.
19341 (need_to_partition_p): New.
19342 (dump_mem_ref_stats): New.
19343 (debug_mem_ref_stats): New.
19344 (dump_mem_sym_stats): New.
19345 (debug_mem_sym_stats): New.
19346 (update_mem_sym_stats_from_stmt): New.
19347 (compare_mp_info_entries): New.
19348 (mp_info_cmp): Call it.
19349 (sort_mp_info): Change argument to a list of mem_sym_stats_t
19351 (get_mpt_for): Move from tree-ssa-operands.c.
19352 (find_partition_for): New.
19353 (create_partition_for): Remove.
19354 (estimate_vop_reduction): New.
19355 (update_reference_counts): New.
19356 (build_mp_info): New.
19357 (compute_memory_partitions): Refactor.
19358 Document new heuristic.
19359 Call build_mp_info, update_reference_counts,
19360 find_partition_for and estimate_vop_reduction.
19361 (compute_may_aliases): Populate virtual operands before
19362 calling debugging dumps.
19363 (delete_mem_sym_stats): New.
19364 (delete_mem_ref_stats): New.
19365 (init_mem_ref_stats): New.
19366 (init_alias_info): Call it.
19367 (maybe_create_global_var): Remove alias_info argument.
19368 Get number of call sites and number of pure/const call sites
19369 from gimple_mem_ref_stats().
19370 (dump_alias_info): Call dump_memory_partitions first.
19371 (dump_points_to_info_for): Show how many times a pointer has
19373 * opts.c (decode_options): For -O2 set --param
19374 max-aliased-vops to 500.
19375 For -O3 set --param max-aliased-vops to 1000 and --param
19376 avg-aliased-vops to 3.
19377 * fortran/options.c (gfc_init_options): Remove assignment to
19379 * tree-flow-inline.h (gimple_mem_ref_stats): New.
19380 * tree-dfa.c (dump_variable): Dump memory reference
19382 Dump NO_ALIAS* settings.
19383 (referenced_var_lookup): Tidy.
19384 (mem_sym_stats): New.
19385 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
19386 and ORIG are different SSA names for a memory partition.
19387 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
19388 * tree-flow.h (struct mem_sym_stats_d): Define.
19389 (mem_sym_stats_t): Define.
19390 (struct mem_ref_stats_d): Define.
19391 (struct gimple_df): Add field mem_ref_stats.
19392 (enum noalias_state): Define.
19393 (struct var_ann_d): Add bitfield noalias_state.
19394 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
19395 debug_mem_ref_stats, debug_memory_partitions,
19396 debug_mem_sym_stats): Declare.
19397 * tree-ssa-structalias.c (update_alias_info): Update call
19398 sites, pure/const call sites and asm sites in structure
19399 returned by gimple_mem_ref_stats.
19400 Remove local variable IS_POTENTIAL_DEREF.
19401 Increase NUM_DEREFS if the memory expression is a potential
19403 Call update_mem_sym_stats_from_stmt.
19404 If the memory references memory, call
19405 update_mem_sym_stats_from_stmt for all the direct memory
19406 symbol references found.
19407 (intra_create_variable_infos): Set noalias_state field for
19408 pointer arguments according to the value of
19409 flag_argument_noalias.
19410 * tree-ssa-structalias.h (struct alias_info): Remove fields
19411 num_calls_found and num_pure_const_calls_found.
19412 (update_mem_sym_stats_from_stmt): Declare.
19413 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
19414 Set default value to 100.
19415 (PARAM_AVG_ALIASED_VOPS): Define.
19417 2007-04-11 Richard Guenther <rguenther@suse.de>
19419 PR middle-end/31530
19420 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
19421 a * -b + c as c - a * b if we honor sign dependent rounding.
19423 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19425 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
19426 bfin_expand_strmov.
19427 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
19428 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
19430 (initialize_trampoline): Don't use old-style function definition.
19431 (bfin_secondary_reload): Mark IN_P argument as unused.
19433 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
19435 PR tree-optimization/31343
19436 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
19437 (build_polynomial_chrec): Return a scalar when the evolution is zero.
19438 * testsuite/gcc.dg/vect/pr31343.c: New.
19440 2007-04-10 Eric Christopher <echristo@apple.com>
19442 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
19443 * config/i386/i386.md (*cmpfp0): Use.
19444 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
19445 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
19446 (fix_trunc<mode>_i386_fisttp): Ditto.
19447 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
19448 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
19449 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
19450 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
19451 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
19452 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
19453 (unnamed_splitters): Ditto.
19454 * config/i386/i386.c (output_fix_trunc): Assert that
19455 we're not being passed a TFmode operand.
19457 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
19459 PR tree-optimization/31526
19460 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
19461 n_basic_blocks to find newly added blocks.
19463 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
19465 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
19467 (fix_trunc<mode>si_sse): Ditto.
19468 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
19469 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
19470 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
19471 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
19472 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
19473 expander using SSEMODEF mode macro.
19474 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
19475 expander using SSEMODEF mode macro.
19476 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
19477 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
19478 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
19479 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
19480 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
19481 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
19482 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
19483 Macroize insn using X87MODEF mode macro.
19485 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
19487 * config/i386/sse.md (sse2_pinsrw): Removed.
19488 (sse2_pextrw): Renamed to ...
19489 (*sse2_pextrw): This.
19491 2007-04-09 Jan Hubicka <jh@suse.cz>
19494 * config/i386/sse.md
19495 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
19496 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
19497 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
19498 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
19500 2007-04-09 Jan Hubicka <jh@suse.cz>
19502 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
19503 multiple fields of union.
19505 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
19507 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
19508 (create_preheaders): Check that loops are available.
19509 (fix_loop_structure): Clean up, improve comments.
19510 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
19511 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
19513 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
19514 * predict.c (tree_estimate_probability): Do not call
19515 calculate_dominance_info. Call create_preheaders.
19516 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
19517 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
19519 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
19520 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
19521 * tree-cfg.c (tree_split_edge): Make an assert more precise.
19522 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
19525 2007-04-08 Jan Hubicka <jh@suse.cz>
19527 * tree.h (maybe_fold_offset_to_component_ref): Declare.
19528 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
19529 * fold-const.c (fold_unary): Use it.
19531 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
19533 * varasm.c (assemble_variable): Remove call to
19534 lang_hooks.decls.prepare_assemble_variable.
19535 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
19536 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
19537 * langhooks.h (lang_hooks_for_decls): Remove
19538 prepare_assemble_variable.
19540 2007-04-08 Mike Stump <mrs@apple.com>
19542 * config/i386/i386.c: Use inc/dec on Core2.
19544 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
19546 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
19547 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19548 lhd_tree_inlining_end_inlining): Remove.
19549 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
19550 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
19551 end_inlining hooks.
19552 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
19553 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19554 lhd_tree_inlining_end_inlining): Remove prototypes.
19555 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
19556 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
19557 LANG_HOOKS_TREE_INLINING_START_INLINING,
19558 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
19560 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
19563 2007-04-08 Anatoly Sokolov <aesok@post.ru>
19566 * config/avr/predicates.md (io_address_operand): Delete predicate.
19567 (low_io_address_operand): Don't use 'mode' argument.
19568 (higth_io_address_operand): Rename ...
19569 (high_io_address_operand): ... to this. Don't use 'mode' argument.
19570 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
19573 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
19575 Revert change removing staticp.
19577 2007-04-07 Anatoly Sokolov <aesok@post.ru>
19580 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
19583 2007-04-07 Bruce Korb <bkorb@gnu.org>
19585 * c.opt: Add -Wformat-contains-nul.
19586 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
19588 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
19589 the NUL byte warning.
19591 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
19593 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
19595 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19597 * tree.c (staticp): No longer use staticp langhook.
19598 * langhooks.c (lhd_staticp): Removed.
19599 * langhooks.h (struct lang_hooks): Remove staticp.
19600 * c-common.c (c_staticp): Remove.
19601 * c-common.h (c_staticp): Ditto.
19602 * langhooks-defs.h (lhd_staticp): Ditto.
19603 (LHD_HOOKS_STATICP): Ditto
19604 * tree.h (gcc_assert_lowered): New macro.
19606 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
19608 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
19609 argument "reliable".
19610 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
19611 Add argument "reliable". Propagate it through calls.
19612 (infer_loop_bounds_from_undefined): Derive number of iterations
19613 estimates from references in blocks that do not dominate loop latch.
19614 (gcov_type_to_double_int): New function.
19615 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
19616 and expected_loop_iterations_unbounded.
19617 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
19618 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
19619 * tree-data-ref.c (estimated_loop_iterations): Export.
19620 (get_references_in_stmt): Fix -- do not return addresses of local
19622 * cfgloop.h (expected_loop_iterations_unbounded,
19623 estimated_loop_iterations): Declare.
19625 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19627 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19629 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19631 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
19632 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
19633 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
19634 Use output_387_reg_move().
19635 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
19636 expander using X87MODEF12 mode macro.
19637 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
19638 choosing register preferences. Use output_387_reg_move().
19639 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
19640 instead of "x". Use output_387_reg_move().
19641 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
19642 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
19643 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
19644 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
19645 Use output_387_reg_move().
19646 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
19648 (*truncxf?f_i387 splitter): Ditto.
19650 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19652 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
19653 LANG_HOOKS_SAFE_FROM_P.
19654 * expr.c (safe_from_p): Remove langhook call.
19655 * langhooks.h (lang_hooks): Remove safe_from_p.
19656 (lhd_safe_from_p): Remove prototype.
19657 * langhooks.c (lhd_safe_from_p): Remove.
19659 2007-04-06 Jan Hubicka <jh@suse.cz>
19661 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
19664 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19666 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
19667 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
19668 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
19669 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
19671 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
19672 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
19674 2007-04-05 Richard Henderson <rth@redhat.com>
19676 * config/alpha/alpha.c (print_operand) [+]: Remove.
19677 (alpha_end_function): Print nop if call at end of function.
19678 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
19679 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
19680 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
19681 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
19682 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
19683 the call pattern. Update peepholes to match.
19685 2007-04-05 Janis Johnson <janis187@us.ibm.com>
19687 * doc/extend.texi (Other Builtins): Add decimal float variants
19689 * builtins.def: Ditto.
19690 * builtins.c (expand_builtin): Ditto.
19692 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
19693 H.J. Lu <hongjiu.lu@intel.com>
19696 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
19697 of V8HImode when calling ix86_binary_operator_ok.
19698 (sse2_pmaddwd): Call ix86_binary_operator_ok.
19699 (sdot_prodv8hi): Operands 1 and 2 must be register.
19701 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19703 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19704 initialize align to silence bogus warning.
19706 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19708 PR middle-end/22156
19709 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19711 (struct sra_walk_fns): Remove use_all parameter from use.
19712 (sra_hash_tree): Handle BIT_FIELD_REFs.
19713 (sra_elt_hash): Don't hash bitfld blocks.
19714 (sra_elt_eq): Skip them in parent compares as well. Handle
19716 (sra_walk_expr): Don't maintain or pass down use_all_p.
19717 (scan_use): Remove use_all parameter.
19718 (scalarize_use): Likewise. Re-expand assignment to
19719 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19720 output, and re-scalarize after output. Don't mark anything
19722 (scalarize_ldst): Adjust.
19723 (scalarize_walk_gimple_modify_statement): Likewise.
19724 (build_element_name_1): Handle BIT_FIELD_REFs.
19725 (instantiate_element): Don't warn for any element whose parent
19726 is used as a whole.
19727 (instantiate_missing_elements_1): Return the sra_elt.
19728 (canon_type_for_field): New.
19729 (try_instantiate_multiple_fields): New.
19730 (instantiate_missing_elemnts): Use them.
19731 (mark_no_warning): Removed.
19732 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19733 (REPLDUP, sra_build_elt_assignment): New.
19734 (generate_copy_inout): Use them.
19735 (generate_element_copy): Likewise. Handle bitfld differences.
19736 (generate_element_zero): Don't recurse for blocks. Use
19737 sra_build_elt_assignment.
19738 (generate_one_element_int): Take elt instead of var. Use
19739 sra_build_elt_assignment.
19740 (generate_element_init_1): Adjust.
19741 (scalarize_use, scalarize_copy): Use REPLDUP.
19742 (scalarize_ldst): Move assert before dereference.
19743 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19745 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19747 * regmove.c: Fix unused variable warnings due to previous commit.
19749 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19751 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
19752 (regmove_bb_head): Remove.
19753 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
19754 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
19755 problems with fixup_match_1.
19756 Don't initialize/free regmove_bb_head.
19758 (reg_is_remote_constant_p): If an insn is in the same basic block
19759 but not before INSN, consider it remote, too.
19761 2007-04-05 Anatoly Sokolov <aesok@post.ru>
19764 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
19765 DECL_ASSEMBLER_NAME, not the DECL_NAME.
19767 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
19769 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
19770 (CONDITIONAL_REGISTER_USAGE): Likewise.
19772 2007-04-04 Richard Henderson <rth@redhat.com>
19774 * config/alpha/lib1funcs.asm: Remove unused file.
19776 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19779 * opts.c (print_specific_help): Fix --help=<language>
19781 (common_handle_option): Support --help=common.
19783 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19786 * gcc.c (main): Do not run the linker if
19787 print_subprocess_help indicates that it shouldn't be
19790 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19793 * doc/invoke.texi (--help=): Document <languages> value, fix
19794 formatting in tables of values.
19796 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
19798 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
19799 dllimport attribute of virtual methods.
19801 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
19803 * config/score/crti.asm: Change _bss_start to __bss_start.
19804 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
19805 (OUTGOING_REG_PARM_STACK_SPACE) update.
19806 * config/score/score.opt: add options to make backend support
19807 score5, score5u, score7 and score7d.
19808 * config/score/score.md: Likewise.
19809 * config/score/misc.md: Likewise.
19810 * config/score/mac.md: Likewise.
19811 * doc/invoke.texi: Likewise.
19812 * doc/md.texi: update constraints define.
19814 2007-04-03 Richard Henderson <rth@redhat.com>
19816 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
19817 an appropriate type, use the mode instead.
19819 2007-04-03 Richard Sandiford <richard@codesourcery.com>
19821 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
19822 Set the default --with-arch setting to mips2.
19823 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
19824 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
19825 (MULTILIB_OSDIRNAMES): Delete.
19826 (MULTILIB_DIRNAMES): Define.
19827 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
19828 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
19829 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
19830 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
19831 VXWORKS_OS_CPP_BUILTINS.
19832 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
19833 (MIPS_DEBUGGING_INFO): Undefine.
19834 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
19836 2007-04-03 Jakub Jelinek <jakub@redhat.com>
19838 PR middle-end/30704
19839 * fold-const.c (native_encode_real): Encode real.c provided longs
19840 as a series of 32-bit native integers.
19841 (native_interpret_real): Interpret buffer as a series of 32-bit
19844 2007-04-03 Richard Guenther <rguenther@suse.de>
19846 * genpreds.c (write_insn_constraint_len): Write function
19847 optimized for CONSTRAINT_LEN implementation.
19848 (write_tm_preds_h): Output insn_constraint_len inline and
19849 use it for CONSTRAINT_LEN.
19850 (write_insn_preds_c): Don't output insn_constraint_len.
19851 * doc/md.texi (define_register_constraint): Document multi-letter
19852 constraints shall have the same length if they start with the same
19855 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19858 * config/i386/i386.md (isinf<mode>2): Expand only when
19859 TARGET_C99_FUNCTIONS is set.
19861 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19863 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
19864 (x86_64-*-linux*): Ditto.
19865 * config/i386/i386.opt (mpc): New option.
19866 * config/i386/i386.c (overrride_options): Handle
19867 ix87_precision_string.
19868 * config/i386/crtprec.c: New file.
19869 * config/i386/t-crtpc: Ditto.
19870 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
19871 and -mpc80 options.
19872 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
19873 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
19874 crtprec32.o, crtprec64.o and crtprec80.o.
19876 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
19877 and -mpc80 options.
19878 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
19880 2007-04-02 Eric Christopher <echristo@apple.com>
19882 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
19883 limitations on darwin.
19885 2007-04-02 Anatoly Sokolov <aesok@post.ru>
19888 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
19890 2007-04-02 Dave Korn <dave.korn@artimi.com>
19892 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
19894 2007-04-02 Dave Korn <dave.korn@artimi.com>
19896 * libgcc2.h (exception_descriptor): Don't forward-declare.
19897 (__get_eh_table_language, __get_eh_table_version): Delete
19898 prototypes of long-dead functions.
19900 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
19902 * ebitmap.h: New file
19903 * ebitmap.c: New file
19904 * Makefile.in (ebitmap.o): New target.
19906 2007-04-01 Jan Hubicka <jh@suse.cz>
19908 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
19909 before very first instruction.
19911 2007-04-01 Jan Hubicka <jh@suse.cz>
19913 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
19914 waring on 64bit hosts.
19915 * bitmap.h: Fix typo in bitmap_head_def.
19917 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
19919 PR rtl-optimization/31391
19920 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
19921 into a DELETED_LABEL note, and the label is in an empty basic
19922 block, update BB_END as well as BB_HEAD.
19924 2007-04-01 Richard Henderson <rth@redhat.com>
19926 PR tree-optimization/31169
19927 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
19928 to varying if the range is outside [0, prec-1].
19930 2007-04-01 Richard Sandiford <richard@codesourcery.com>
19933 * config/mips/mips.md (load_const_gp): New insn.
19934 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
19935 the MIPS16 GP pseudo register if no_new_pseudos.
19936 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
19938 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19941 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
19943 (call_value): Likewise.
19945 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
19946 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19949 * doc/invoke.texi: (optimization options): Reword description
19950 of -ffast-math. Document its primary purpose.
19952 2007-03-31 Richard Guenther <rguenther@suse.de>
19954 * omp-low.c (splay-tree.h): Include.
19955 (lookup_decl): Replace splay-tree usage by pointer-map.
19956 (maybe_lookup_decl): Likewise.
19957 (new_omp_context): Likewise.
19958 (delete_omp_context): Likewise.
19959 * gimplify.c (splay-tree.h): Include.
19960 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19962 (remap_ssa_name): Likewise.
19963 (remap_decl): Likewise.
19964 (remap_type_1): Likewise.
19965 (remap_type): Likewise.
19966 (copy_body_r): Likewise.
19967 (expand_call_inline): Likewise.
19968 (clone_body): Likewise.
19969 (copy_tree_r): Likewise.
19970 (remap_save_expr): Likewise.
19971 (unsave_r): Likewise.
19972 (unsave_expr_now): Likewise.
19973 (tree_function_versioning): Likewise.
19974 (build_duplicate_type): Likewise.
19975 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19976 (struct copy_body_data): Replace splay-tree by pointer-map.
19977 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19978 not $(SPLAY_TREE_H).
19979 (gimplify.o): Depend on $(SPLAY_TREE_H).
19980 (omp-low.p): Likewise.
19982 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19984 * config/avr/predicates.md (even_register_operand,
19985 odd_register_operand): New predicates.
19986 * config/avr/avr.md (movw peephole2): New.
19987 (movw_r peephole2): New.
19989 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19991 * tree.h (get_signed_or_unsigned_type): New.
19992 * fold-const.c (operand_equal_for_comparison_p): Use
19993 get_signed_or_unsigned_type instead of
19994 lang_hooks.types.signed_or_unsigned_type.
19995 * expr.c (store_expr): Ditto.
19996 * langhooks.c (get_signed_or_unsigned_type): New.
19997 (lhd_signed_or_unsigned_type): New.
19998 * langhooks.h (lhd_signed_or_unsigned_type): New.
19999 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
20001 2007-03-30 Richard Henderson <rth@redhat.com>
20003 * tree-ssa-loop-ivopts.c: Include target.h.
20004 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
20005 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
20006 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
20007 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
20009 2007-03-30 Richard Henderson <rth@redhat.com>
20010 Kai Tietz <kai.tietz@onevision.com>
20012 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
20013 default for 64-bit.
20014 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
20015 (TARGET_64BIT_MS_ABI): New.
20016 (DBX_REGISTER_NUMBER): Handle 64-bit.
20017 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
20018 (LONG_TYPE_SIZE): Force to 32.
20019 (REG_PARM_STACK_SPACE): New.
20020 (OUTGOING_REG_PARM_STACK_SPACE): New.
20021 (REGPARM_MAX, SSE_REGPARM_MAX): New.
20022 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
20023 (STACK_BOUNDARY): Use 128 for 64-bit.
20024 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
20025 Add 64-bit implementation.
20026 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
20028 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
20029 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
20030 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
20031 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
20032 (ix86_handle_cconv_attribute): Don't warn when ignoring if
20033 TARGET_64BIT_MS_ABI.
20034 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
20035 (ix86_pass_by_reference): Likewise.
20036 (ix86_function_value_regno_p): Likewise.
20037 (ix86_build_builtin_va_list): Likewise.
20038 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
20039 (function_arg_advance_ms_64): New.
20040 (function_arg_advance): Call it.
20041 (function_arg_ms_64): New.
20042 (function_arg): Call it.
20043 (function_value_ms_64): New.
20044 (ix86_function_value_1): Call it.
20045 (return_in_memory_ms_64): New.
20046 (ix86_return_in_memory): Call it.
20047 (setup_incoming_varargs_ms_64): New.
20048 (ix86_setup_incoming_varargs): Call it.
20049 (ix86_expand_prologue): Handle 64-bit stack probing.
20050 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
20051 (output_pic_addr_const): Likewise.
20052 (x86_this_parameter): Likewise.
20053 (x86_output_mi_thunk): Likewise.
20054 (x86_function_profiler): Likewise.
20055 (TARGET_STRICT_ARGUMENT_NAMING): New.
20056 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
20057 (TARGET_64BIT_MS_ABI): New.
20058 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
20059 * config/i386/i386.md (allocate_stack_worker): Remove.
20060 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
20061 describe the clobber of eax without a match_scratch.
20062 (allocate_stack_worker_postreload): Remove.
20063 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
20064 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
20065 (allocate_stack_worker_rex64_postreload): Remove.
20066 (allocate_stack): Handle 64-bit.
20067 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
20068 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
20069 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
20070 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
20071 (STANDARD_STARTFILE_PREFIX_1): Likewise.
20072 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
20073 * config.build (x86_64-*-mingw*): New host.
20074 * config.host (x86_64-*-mingw*): New host.
20075 * config.gcc (x86_64-*-mingw*): New target.
20076 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
20078 2007-03-30 Richard Henderson <rth@redhat.com>
20079 Kai Tietz <kai.tietz@onevision.com>
20081 * c-pragma.c (struct def_pragma_macro_value): New.
20082 (struct def_pragma_macro): New.
20083 (pushed_macro_table): New.
20084 (dpm_hash, dpm_eq): New.
20085 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
20086 (init_pragma): Install them.
20087 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
20089 2007-03-30 Anatoly Sokolov <aesok@post.ru>
20091 * config/avr/avr.c (avr_override_options): Clear
20092 'flag_delete_null_pointer_checks'.
20094 2007-03-30 Paolo Carlini <pcarlini@suse.de>
20097 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
20098 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
20099 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
20100 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
20101 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
20102 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
20103 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
20105 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
20107 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
20109 * regmove.c: Move all of pass_stack_adjustments from here...
20110 * combine-stack-adj.c: ...to this new file.
20111 * Makefile.in: Add rules for combine-stack-adj.o.
20113 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
20115 PR tree-optimization/31383
20116 * tree-data-ref.c (affine_function_equal_p): Do not require the
20117 vectors to have the same length.
20119 2007-03-30 Jan Hubicka <jh@suse.cz>
20121 PR middle-end/30700
20122 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
20123 availablility; add more sanity checking; ask varpool only about
20126 2007-03-29 Richard Henderson <rth@redhat.com>
20128 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
20129 to decide, but __SIZEOF_LONG_LONG__.
20131 2007-03-29 Richard Henderson <rth@redhat.com>
20133 * emutls.c (struct __emutls_array): New.
20134 (emutls_destroy): Use it instead of casting element 0 from void*.
20135 (__emutls_get_address): Likewise.
20137 2007-03-29 Richard Henderson <rth@redhat.com>
20139 * varasm.c (initializer_constant_valid_p): Don't deny
20140 DECL_DLLIMPORT_P on functions.
20142 * config/i386/cygming.h: Remove function declarations.
20143 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
20144 (ASM_OUTPUT_LABELREF): Remove.
20145 (COMMON_ASM_OP): Remove.
20146 (ASM_OUTPUT_COMMON): Remove.
20147 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
20148 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
20149 (ASM_DECLARE_FUNCTION_NAME): Likewise.
20150 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
20151 Rename from TARGET_ENCODE_SECTION_INFO.
20152 * config/i386/netware.h: Likewise.
20153 * config/i386/i386-protos.h: Update.
20154 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
20155 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
20156 (legitimate_constant_p): Reject dllimports.
20157 (dllimport_map, get_dllimport_decl): New.
20158 (legitimize_dllimport_symbol): New.
20159 (legitimize_address, ix86_expand_move): Use it.
20160 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
20161 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
20162 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
20163 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
20164 * config/i386/predicates.md (constant_call_address_operand): Only
20165 accept symbols; reject dllimport_p symbols.
20166 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
20167 i386_pe_maybe_record_exported_symbol.
20168 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
20169 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
20170 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
20171 trust the setting of DECL_DLLIMPORT_P.
20172 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
20173 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
20174 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
20175 tidy the argument scanning loop.
20176 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
20177 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
20178 (i386_pe_strip_name_encoding): Remove.
20179 (i386_pe_binds_local_p): New.
20180 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
20181 (i386_pe_output_labelref): Remove.
20182 (i386_pe_asm_output_aligned_decl_common): New.
20183 (i386_pe_maybe_record_exported_symbol): Rename from
20184 i386_pe_record_exported_symbol; check for dllexported symbols.
20186 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
20188 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
20189 add comment explaining why vsnprintf cannot be used.
20191 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
20193 PR tree-optimization/30666
20194 * tree.c (build_complex_type): When creating type names for DWARF2
20195 debug info, create TYPE_DECLs for TYPE_NAME instead of
20197 (build_common_tree_nodes_2): Use build_complex_type when building
20198 predefined complex types, to preserve canonical types.
20200 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
20202 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
20203 (noce_get_alt_condition): Look at it to determine whether to
20204 reverse the condition or not.
20205 (noce_get_condition): Substitute the truth for lies.
20206 (noce_find_if_block): Set the then_else_reversed field.
20208 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
20210 * config/fr30/fr30.md (movdi): Do not accept immediates as the
20211 destination of this insn.
20212 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
20213 than calling gen_rtx_SET directly. Use r0 to hold the value of
20214 'address + 4' rather than a stack based temporary which can be
20215 mis-optimized away.
20217 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
20219 * config/s390/s390.c (s390_secondary_input_reload_class,
20220 s390_secondary_output_reload_class): Functions removed.
20221 (s390_secondary_reload): New function.
20222 (TARGET_SECONDARY_RELOAD): Target macro defined.
20223 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
20224 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
20225 * config/s390/s390.md ("reload_outti", "reload_outdi",
20226 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
20227 "reload_out<mode>"): Expanders removed.
20228 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
20229 "reload<mode>_nonoffmem_out"): Expanders added.
20231 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
20233 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
20234 action if SRC->DEST replacement failed anyway.
20236 2007-03-28 Mike Stump <mrs@apple.com>
20238 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
20239 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
20240 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
20242 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20244 * config.gcc: Accept barcelona as a variant of amdfam10.
20245 * config/i386/i386.c (override_options): Likewise.
20246 * doc/invoke.texi: Likewise.
20248 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
20250 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
20251 offsets for BIT_FIELD_REF and COMPONENT_REF.
20253 2007-03-28 Richard Guenther <rguenther@suse.de>
20255 * tree.c (is_global_var): Move ...
20256 * tree-flow-inline.h (is_global_var): ... here.
20257 * tree.h (is_global_var): Remove declaration.
20259 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
20261 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
20263 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
20264 * config/i386/i386.c (ix86_tune_features): Initialize new
20266 * config/i386/predicates.md (promotable_binary_operator): Use
20267 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
20269 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
20272 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
20274 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
20276 * config/fr30/fr30.md (movsi_internal): Change destination
20277 constraint from m to V and add m to the end.
20279 2007-03-28 Christian Bruel <christian.bruel@st.com>
20281 * config/sh/sh.md (movsi_i): Fix type attribute.
20283 2007-03-28 Christian Bruel <christian.bruel@st.com>
20285 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
20286 (movsf_ie): Likewise.
20288 2007-03-28 Christian Bruel <christian.bruel@st.com>
20290 * config.gcc: Add sh4-300 to multilib.
20291 * config/sh/t-mlib-sh4-300: New file.
20293 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
20295 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
20296 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
20297 fix_trunc<mode>di2.
20298 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
20299 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
20300 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
20301 "fixuns_trunctddi2"): Whitespace fix.
20303 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
20305 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
20306 the definition of struct sh_args.
20307 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
20308 CALL_COOKIE_INT_REG_GET): Likewise.
20310 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
20312 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
20313 transformations are applied successfully.
20315 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
20317 * tree.c (tree_contains_struct): Permit 512 tree codes.
20318 * tree.h (tree_contains_struct): Ditto.
20319 (MAX_TREE_CODES): Ditto.
20320 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
20321 SPARE member to store remaining padding bits.
20323 2007-03-27 Anatoly Sokolov <aesok@post.ru>
20325 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
20328 2007-03-27 Janis Johnson <janis187@us.ibm.com>
20330 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
20331 * configure: Regenerate.
20333 * configure: Regenerate using the correct version of autoconf.
20335 2007-03-27 Anatoly Sokolov <aesok@post.ru>
20337 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
20339 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
20340 regs to "__SP_L__" and "__SP_H__".
20342 2007-03-27 Richard Guenther <rguenther@suse.de>
20344 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
20345 computations with it with a HOST_WIDE_INT variable.
20347 2007-03-26 Mike Stump <mrs@apple.com>
20349 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
20350 objective-c-header, objective-c++-header and objc++-cpp-output
20352 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20354 2007-03-26 Richard Henderson <rth@redhat.com>
20357 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
20358 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
20359 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
20360 IX86_BUILTIN_PSRLQ128): New.
20361 (ix86_init_mmx_sse_builtins): Add them.
20362 (ix86_expand_builtin): Expand them.
20363 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
20364 operand 2 be TImode.
20365 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
20366 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
20367 _mm_srli_epi64): Mark __B const.
20368 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
20369 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
20370 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
20371 new two-vector shift builtins.
20373 2007-03-26 Ian Lance Taylor <iant@google.com>
20375 PR tree-optimization/31345
20376 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
20377 [+INF, +INF(OVF)] into VARYING.
20379 2007-03-26 Zack Weinberg <zackw@panix.com>
20381 * gengtype-parse.c: New file.
20382 * gengtype-yacc.y: Delete.
20383 * gengtype-lex.l: Don't include gengtype-yacc.h.
20384 Define YY_DECL and yyterminate appropriately for recursive
20385 descent parser. yylval is now a string out-parameter to yylex.
20386 (HWS, EOID): New shorthand.
20387 (IWORD): Add a couple more types.
20388 (yylex): Add a setup stanza. Remove the complex rules for
20389 detecting GTY'ed types and typedefs; replace with simple
20390 keyword detectors. Adjust everything for the changed
20391 definition of yylval. Ignore all pp-directives, not just #define.
20393 (parse_file): Rename yybegin; do not call yyparse.
20395 * gengtype.c (xasprintf): Export again.
20396 (this_file): New. Use everywhere __FILE__ was being used.
20397 (get_lang_bitmap): Special case types defined in gengtype.c.
20398 (do_typedef, new_structure): Suppress definition of certain types.
20399 (new_structure): Improve diagnostics of duplicate definitions.
20400 Make sure location_s is associated with input.h.
20401 (nreverse_pairs, define_location_structures): New functions.
20402 (main): Improve tagging of kludge types. Remove old kludges
20403 for input.h types; use define_location_structures.
20404 * gengtype.h: Update prototypes. Define token codes here.
20405 * Makefile.in: Remove all references to gengtype-yacc.
20406 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
20408 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
20409 add GTY((skip)) to the field that's only conditionally there.
20410 * doc/install.texi: Document that Bison is no longer required
20411 unless building treelang.
20413 * gengtype.c: Don't include gtyp-gen.h.
20414 (srcdir): Declare here.
20415 (base_files, lang_dir_names): Allocate dynamically.
20416 (gt_files, num_gt_files, num_lang_dirs): New globals.
20417 (measure_input_list, read_input_line, read_input_list)
20418 (set_lang_bitmap): New functions.
20419 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
20420 simplify, relying on read_input_list to set up the bitmaps.
20421 (main): Arguments are no longer unused. Check for correct number
20422 of command line arguments, set srcdir and srcdir_len, then call
20423 read_input_list, before doing anything else. No need to worry
20424 about duplicates in main loop.
20425 * configure.ac: Simplify the calculation of all_gtfiles.
20426 Put language tags in there. Don't set or substitute
20427 all_gtfiles_files_langs or all_gtfiles_files_frags.
20428 * Makefile.in: Revamp the way gengtype is invoked, now that it
20429 takes a file on its command line with a much simpler format.
20430 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
20431 (GTFILES): Remove duplicates and C source files.
20432 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
20433 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
20434 * configure: Regenerate.
20436 * gengtype.h: Remove all type definitions to gengtype.c; leave
20437 only definitions of options_p, type_p, and pair_p as opaque
20438 pointers. Update prototypes.
20439 * gengtype.c: Many type definitions moved here from gengtype.h.
20440 Consolidate type definitions at the top of the file.
20441 (xvasprintf): Delete.
20442 (xasprintf): Make static.
20443 (create_nested_pointer_option): Add 'next' parameter.
20444 (create_field_all, create_field_at): New functions.
20445 (create_field): Now a thin wrapper around create_field_all.
20446 (create_optional_field): Rename create_optional_field_ and add
20447 line argument. Original name is now a macro which supplies
20449 (oprintf): Use vsnprintf directly.
20450 (close_output_files): Use fatal rather than perror/exit.
20451 (note_def_vec, note_def_vec_alloc): Use create_field_at.
20452 (main): Set progname. Don't use exit.
20453 * gengtype-yacc.y (struct_fields): Use create_field_at.
20454 (option, optionseqopt): Delete.
20455 (optionseq): Consolidate productions from option here so we
20456 can use the first argument to create_option.
20458 * gengtype-lex.l: Distinguish unions from structures in the
20459 token type. Don't call find_structure; return the tag as a string.
20460 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
20461 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
20462 string. Reorganize typedef_struct production accordingly.
20463 Use create_nested_ptr_option.
20464 * gengtype.c (create_nested_ptr_option): New function.
20465 * gengtype.h: Declare it.
20467 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
20468 (string_type): Don't declare.
20469 (do_scalar_typedef): Declare.
20470 (create_scalar_type): Update prototype.
20471 * gengtype.c (string_type): Make static.
20472 (scalar_nonchar, scalar_char): New.
20473 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
20474 (resolve_typedef): Use scalar_nonchar for error recovery.
20475 (create_scalar_type): Remove name_len field. Return scalar_char
20476 or scalar_nonchar as appropriate.
20477 (adjust_field_type): Look at scalar_is_char boolean to decide whether
20478 to use string_type.
20479 (throughout): Use scalar_nonchar instead of calling
20480 create_scalar_type, whenever possible.
20481 (main): Initialize scalar_char and scalar_nonchar before calling
20483 * gengtype-lex.l: Adjust for removal of second argument to
20484 create_scalar_type. Use yylval.s instead of yylval.t when
20486 * gengtype-yacc.y: Type of SCALAR is string. Call
20487 create_scalar_type from type:SCALAR rule. Adjust for removal of
20488 second argument to create_scalar_type.
20490 * vec.h: Remove all #if IN_GENGTYPE blocks.
20491 Add comment saying that changes may require adjustments to gengtype.
20492 * gengtype.c: Don't include coretypes.h or tm.h.
20493 Add comment to inclusion of errors.h.
20494 (note_def_vec, note_def_vec_alloc): New functions.
20495 * gengtype.h: Declare new functions.
20496 * gengtype-lex.l: Don't include coretypes.h.
20497 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
20499 (update_lineno): Remove unnecessary prototype.
20500 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
20501 (VEC rule): Just return VEC_TOKEN.
20502 * gengtype-yacc.y (VEC_TOKEN): New token type.
20503 (type): Add a production for VEC(a,b).
20504 * Makefile.in: Update dependencies.
20506 * gengtype-lex.l: Remove rules for parsing pointer-to-function
20507 typedefs that use the old PARAMS macro.
20509 * gengtype-lex.l: Remove all rules and states relating to yacc
20511 * gengtype-yacc.y: Similarly.
20512 * gengtype.c (note_yacc_type): Delete function.
20513 * gengtype.h: Update prototypes.
20515 2007-03-26 Joseph Myers <joseph@codesourcery.com>
20517 * tree-pretty-print.c (dump_generic_node): Report precision of
20518 unnamed integer types.
20520 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
20522 * ifcvt.c (noce_try_store_flag_constants): Don't check
20523 no_new_pseudos here.
20524 (noce_try_store_flag_constants): Don't check no_new_pseudos.
20525 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
20526 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
20527 noce_try_sign_mask): Likewise.
20528 (if_convert): Check no_new_pseudos here.
20530 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
20532 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
20533 (noce_get_condition): Handle new then_else_reversed argument.
20534 (noce_init_if_info): Remove, fold into noce_find_if_block.
20535 (noce_process_if_block): Take a struct noce_if_info as the
20536 argument. Don't set up one based on ce_if_info. Update pointer
20537 references accordingly.
20538 (cond_move_process_if_block): Likewise.
20539 (process_if_block): Removed.
20540 (find_if_block): Removed. Move functionality two new functions,
20541 noce_find_if_block and cond_exec_find_if_block.
20542 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
20543 blocks and the symmetric IF-ELSE-JOIN case.
20544 (cond_exec_find_if_block): Also new function mostly based on old
20545 find_if_block and process_if_block.
20546 (find_if_header): Replace find_if_block call with separately
20547 guarded calls to noce_find_if_block and cond_exec_find_if_block.
20548 (find_cond_trap): Update noce_get_condition call.
20549 (dead_or_predicable): Likewise.
20551 2007-03-26 Jakub Jelinek <jakub@redhat.com>
20553 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
20555 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
20556 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
20557 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
20558 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
20559 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
20560 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
20561 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
20562 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
20563 __builtin_ia32_psrad128 builtins.
20565 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
20567 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
20568 * config/i386/constraints.md
20569 (define_constraint "I"): Use IN_RANGE macro.
20570 (define_constraint "J"): Ditto.
20571 (define_constraint "K"): Ditto.
20572 (define_constraint "M"): Ditto.
20573 (define_constraint "N"): Ditto.
20574 (define_constraint "O"): Ditto.
20575 * config/i386/predicates.md
20576 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
20577 (define_predicate "const_0_to_3_operand"): Ditto.
20578 (define_predicate "const_0_to_7_operand"): Ditto.
20579 (define_predicate "const_0_to_15_operand"): Ditto.
20580 (define_predicate "const_0_to_63_operand"): Ditto.
20581 (define_predicate "const_0_to_255_operand"): Ditto.
20582 (define_predicate "const_1_to_31_operand"): Ditto.
20583 (define_predicate "const_2_to_3_operand"): Ditto.
20584 (define_predicate "const_4_to_7_operand"): Ditto.
20586 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20588 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
20589 in SImode for save_world.
20590 * config/rs6000/altivec.md (save_world, restore_world): Convert to
20593 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
20595 PR tree-optimization/30784
20596 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
20599 2007-03-25 Revital Eres <eres@il.ibm.com>
20601 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
20602 Fold movement_possibility function into it.
20604 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20606 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
20607 (load_macho_picbase_{si,di}): Convert to LR hard reg.
20608 (call_indirect_nonlocal_darwin64): Same.
20609 (call_nonlocal_darwin64): Same.
20610 (call_value_indirect_nonlocal_darwin64): Same.
20611 (call_value_nonlocal_darwin64): Same.
20612 (sibcall_nonlocal_darwin64): Same.
20613 (sibcall_value_nonlocal_darwin64): Same.
20614 (sibcall_symbolic_64): Same.
20615 (sibcall_value_symbolic_64): Same.
20616 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
20618 (rs6000_emit_load_toc_table): Same.
20619 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
20620 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
20622 (divss_call): Same.
20623 (divus_call): Same.
20624 (quoss_call): Same.
20625 (quous_call): Same.
20626 (load_toc_v4_pic_si): Same
20627 (load_toc_v4_PIC_1): Same.
20628 (load_toc_v4_PIC_1b): Same.
20629 (call_indirect_aix{32,64}): Same.
20630 (call_value_indirect_aix{32,64}): Same.
20632 (call_value): Same.
20633 (call_local{32,64}): Same.
20634 (call_value_local{32,64}): Same.
20635 (call_indirect_nonlocal_aix{32,64}): Same.
20636 (call_nonlocal_aix{32,64}): Same.
20637 (call_value_indirect_nonlocal_aix{32,64}): Same.
20638 (call_value_nonlocal_aix{32,64}): Same.
20639 (call_indirect_nonlocal_sysv<mode>): Same.
20640 (call_nonlocal_sysv<mode>): Same.
20641 (call_value_indirect_nonlocal_sysv<mode>): Same.
20642 (call_value_nonlocal_sysv<mode>): Same.
20644 (sibcall_local{32,64}): Same.
20645 (sibcall_value_local{32,64}): Same.
20646 (sibcall_nonlocal_aix{32,64}): Same.
20647 (sibcall_value_nonlocal_aix{32,64}): Same.
20648 (sibcall_nonlocal_sysv<mode>): Same.
20649 (sibcall_value): Same.
20650 (sibcall_value_nonlocal_sysv<mode>): Same.
20652 2007-03-24 Paul Brook <paul@codesourcery.com>
20654 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
20655 * config/arm/linux-eabi.h: Remove legacy syscall hack.
20657 2007-03-24 Richard Henderson <rth@redhat.com>
20659 * config/ia64/constraints.md: New file.
20660 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
20661 satisfies_constraint_?.
20662 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
20663 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
20664 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
20665 ia64_output_mi_thunk): Likewise.
20666 (ia64_const_ok_for_letter_p): Remove.
20667 (ia64_const_double_ok_for_letter_p): Remove.
20668 (ia64_extra_constraint): Remove.
20669 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
20670 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
20671 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
20672 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
20673 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
20674 EXTRA_MEMORY_CONSTRAINT): Remove.
20675 * config/ia64/ia64.md: Include constriants.md. Replace
20676 CONST_OK_FOR_? with satisfies_constraint_?.
20678 2007-03-23 Michael Meissner <michael.meissner@amd.com>
20679 H.J. Lu <hongjiu.lu@intel.com>
20681 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
20683 (name macros): Use DPD_BID_NAME to convert names properly.
20685 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
20686 decimal floating point format.
20687 (init_floating_libfuncs): Change decimal functions so that they
20688 have a "bid_" prefix if the decimal system uses the BID format,
20689 and "dpd_" prefix if the decimal system uses the DPD format.
20690 (init_interclass_conv_libfuncs): Ditto.
20691 (init_intraclass_conv_libfuncs): Ditto.
20693 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20694 using the BID format.
20696 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20697 whether we are using the BID decimal format.
20698 * configure: Regenerate.
20700 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20701 the compiler has decimal floating point enabled. Define
20702 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20705 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20706 using the BID format.
20708 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20709 whether we are using the BID decimal format.
20710 * configure: Regenerate.
20712 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20713 the compiler has decimal floating point enabled. Define
20714 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20717 * doc/install.texi (--enable-decimal-float): Document BID and DPD
20718 options, and that it is enabled for i386/x86_64 systems.
20720 * Makefile.in (enable_decimal_float): New.
20722 (DECNUMINC): Add -I$(DECNUMFMT).
20723 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
20724 to $(DECNUMFMT) from $(DECNUM).
20726 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
20727 Substitute enable_decimal_float.
20728 * configure: Regenerated.
20731 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
20734 * configure.ac: Enable decimal float for x86_64-*-linux*.
20735 * configure: Regenerated.
20738 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
20739 decimal128ClearSign to flip and clear the sign bit in decimal128.
20740 (decimal_real_maxval): Set decimal128SetSign to set the sign
20743 2007-03-23 Ian Lance Taylor <iant@google.com>
20745 * fold-const.c (fold_binary): Correct warning for X - c >= X.
20747 2007-03-23 Ian Lance Taylor <iant@google.com>
20749 * tree-dump.c (dump_files): Correct comment.
20751 2007-03-23 Ian Lance Taylor <iant@google.com>
20753 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
20755 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
20757 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
20758 in cfglayout mode. Don't go into and out of cfglayout mode.
20759 Link the blocks in the order of the constructed traces.
20760 (rest_of_handle_tracer): Adjust call to tracer.
20761 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
20762 Don't go into cfglayout mode.
20763 (rtl_loop_done): Don't go out of cfglayout mode.
20764 * cfglayout.c (relink_block_chain): New function, split out from...
20765 (fixup_reorder_chain): ...here. Remove redundant checking.
20766 (cfg_layout_finalize): Don't clear the header, footer, and aux
20767 fields here, move the code to do so to relink_block_chain. Likewise
20768 for free_original_copy_tables.
20769 * rtl.h (tracer): Update prototype.
20770 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
20771 Assert we are in cfglayout mode. Don't go into and out of cfglayout
20772 mode. Use relink_block_chain to serialize the CFG according to the
20773 new basic block order. Move targetm.cannot_modify_jumps_p check from
20775 (gate_handle_reorder_blocks): ...to here.
20776 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
20778 (gate_duplicate_computed_gotos): ...to here.
20779 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
20780 something always changes when going into and out of cfglayout mode.
20781 Perform an expensive cfg cleanup while going into cfglayout mode.
20782 Always update liveness information on HAVE_conditional_execution
20783 targets. Reserialize the basic blocks and go out of cfglayout mode.
20784 * reg-stack.c: Include cfglayout.h.
20785 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
20786 the call to reorder_basic_blocks.
20787 * basic-block.h (reorder_basic_blocks): Update prototype.
20788 (relink_block_chain): New prototype.
20789 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
20791 2007-03-23 Joseph Myers <joseph@codesourcery.com>
20793 * config/mips/mips.md (type, hazard, *movdi_32bit,
20794 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
20795 *movhi_internal, *movqi_internal, *movsf_hardfloat,
20796 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
20797 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
20798 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
20800 (movcc): Change first xfer to multi.
20801 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
20802 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
20803 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
20804 config/mips/generic.md: Change reservations using "xfer" to use
20806 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
20807 using match_operand.
20808 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
20809 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
20811 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
20813 2007-03-22 Richard Henderson <rth@redhat.com>
20815 * config/i386/i386.c: Remove unnecessary function declarations.
20816 Move targetm definition, and all related macros, to the end of
20817 the file. Resort some functions to put definitions before uses.
20818 (ix86_attribute_table): Make static. Move to end of file.
20819 (ix86_gimplify_va_arg): Make static.
20821 2007-03-22 Richard Henderson <rth@redhat.com>
20823 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
20824 don't increase local_regparm with force_align_arg_pointer check.
20825 (ix86_function_sseregparm): Assert 32-bit.
20826 (type_has_variadic_args_p): New.
20827 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
20828 type_has_variadic_args_p.
20829 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
20830 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
20831 use memset instead. Do maybe_vaarg check first; skip attribute
20832 tests if true; skip attribute tests for 64-bit.
20833 (construct_container): Remove TARGET_DEBUG_ARG.
20834 (function_arg_advance_32, function_arg_advance_64): Split out ...
20835 (function_arg_advance): ... from here.
20836 (function_arg_32, function_arg_64): Split out ...
20837 (function_arg): ... from here.
20838 (ix86_pass_by_reference): Tidy.
20839 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
20840 (function_value_32): New, from parts of ix86_function_value
20841 and ix86_value_regno.
20842 (function_value_64): New, from parts of ix86_function_value
20843 and ix86_libcall_value.
20844 (ix86_function_value_1): New.
20845 (ix86_function_value, ix86_libcall_value): Use it.
20846 (return_in_memory_32, return_in_memory_64): Split out ...
20847 (ix86_return_in_memory): ... from here.
20848 (ix86_struct_value_rtx): Skip for 64-bit.
20849 (ix86_libcall_value, ix86_value_regno): Remove.
20850 (setup_incoming_varargs_64): Split out ...
20851 (ix86_setup_incoming_varargs): ... from here.
20852 (ix86_va_start): Remove TARGET_DEBUG_ARG.
20853 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
20854 * config/i386/i386-protos.h (ix86_function_value): Remove.
20855 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
20857 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20860 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
20861 infinities not supported, otherwise emit warning if -Woverflow. On
20862 underflow, emit warning if -Woverflow.
20863 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
20865 * real.h (real_from_string): Update declaration
20867 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
20868 Richard Henderson <rth@redhat.com>
20870 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
20871 * calls.c (compute_argument_block_size, expand_call,
20872 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
20873 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
20874 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
20875 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
20876 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
20877 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
20878 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
20879 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
20882 2007-03-22 Joseph Myers <joseph@codesourcery.com>
20884 * c-incpath.c (add_sysroot_to_chain): New.
20885 (merge_include_chains): Add sysroot argument. Call
20886 add_sysroot_to_chain if sysrooted.
20887 (register_include_chains): Update call to merge_include_chains.
20888 * doc/cppopts.texi: Document use of '=' in include directory
20891 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
20893 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
20894 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
20895 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
20896 insn pattern using X87MODEF12 mode macro.
20898 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
20900 * regmove.c (regmove_optimize): Use reg_mentioned_p
20901 instead of reg_overlap_mentioned_p for DST.
20903 2007-03-21 Mike Stump <mrs@apple.com>
20905 * c.opt: Fixup for Objective-C/C++.
20907 2007-03-21 Steve Ellcey <sje@cup.hp.com>
20909 * explow.c (convert_memory_address): Fold memory reference when
20910 POINTERS_EXTEND_UNSIGNED < 0
20912 2007-03-21 Richard Henderson <rth@redhat.com>
20915 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
20916 * config/i386/mmintrin.h (__m64): Likewise.
20917 * config/i386/xmmintrin.h (__m128): Likewise.
20919 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20921 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
20922 (VXWORKS_OS_CPP_BUILTINS): Define.
20923 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
20924 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
20926 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20928 * rtl.h (constant_pool_reference_p): Delete.
20929 (find_constant_src): Declare.
20930 * rtlanal.c (find_constant_src): New function.
20931 * simplify-rtx.c (constant_pool_reference_p): Delete.
20932 * config/i386/i386.md: Use find_constant_src instead of
20933 constant_pool_reference_p/avoid_constant_pool_reference pairs.
20935 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20937 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
20938 * c-cppbuiltin.c (c_cpp_builtins): Define them.
20940 2007-03-20 Mark Mitchell <mark@codesourcery.com>
20942 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
20943 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
20944 (arm_elf_asm_constructor): Use it.
20945 (arm_elf_asm_destructor): New function.
20947 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
20949 * jump.c (mark_jump_label): Treat SEQUENCE specially.
20951 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
20953 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
20955 2007-03-19 Andrew Haley <aph@redhat.com>
20957 PR tree-optimization/31264
20958 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20959 VIEW_CONVERT_EXPRs.
20961 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20963 PR rtl-optimization/30907
20964 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20965 (fwprop_init): Always call loop_optimizer_initialize.
20966 (fwprop_done): Always call loop_optimizer_finalize.
20967 (fwprop): We always have loop info now.
20968 (gate_fwprop_addr): Remove.
20969 (pass_fwprop_addr): Use gate_fwprop as gate.
20971 PR rtl-optimization/30841
20972 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20973 df_chain_alloc): Call df_reorganize_refs unconditionally.
20974 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20975 refs_organized to refs_organized_size.
20976 (df_ref_create_structure): Use refs_organized_size instead of
20977 bitmap_size if refs had been organized, and keep refs_organized_size
20979 * df.h (struct df_ref_info): Change refs_organized to
20980 refs_organized_size.
20981 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20984 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20986 * except.c (output_function_exception_table): Do not reference the
20987 EH personality routine for functions that do not require an
20990 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20993 * c-typeck.c (convert_for_assignment): Call comptypes for
20994 RECORD_TYPE or UNION_TYPE.
20996 PR inline-asm/30505
20997 * reload1.c (reload): Do invalid ASM checking after
20998 cleanup_subreg_operands.
21000 2007-03-19 Jeff Law <law@redhat.com>
21002 * tree-cfg.c (find_taken_edge): Tighten conditions for
21003 optimizing computed gotos.
21005 2007-03-19 Michael Matz <matz@suse.de>
21007 * builtins.c (expand_builtin_sync_operation,
21008 expand_builtin_compare_and_swap,
21009 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
21012 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
21013 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
21016 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21018 * doc/tm.texi: Add brackets around the return type of
21019 TARGET_SECONDARY_RELOAD.
21021 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21022 Richard Guenther <rguenther@suse.de>
21024 PR tree-optimization/31254
21025 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
21026 Use handled_component_p () where appropriate. Continue
21027 propagating into the rhs if we propagated into an INDIRECT_REF
21030 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21032 * config/s390/s390.md (op_type attribute): RRR instruction type added.
21033 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
21034 (xde, xdee): Mode attributes adjusted to support DFP modes.
21035 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
21036 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
21037 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
21038 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
21039 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
21040 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
21041 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
21043 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
21044 "movsf"): Insn definitions removed.
21045 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
21046 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
21047 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
21049 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
21050 "reload_in<mode>", "reload_out<mode>"): Expander added.
21051 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
21054 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21056 * config/s390/s390.md: Only non-functional changes. Renamed
21057 FPR mode macro to BFP all over the file.
21059 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21061 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
21062 (op_type attribute): RRF instruction type added.
21063 (fT0): New mode attribute.
21064 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
21065 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
21066 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
21067 instruction no secondary memory is needed when moving DFmode values
21068 between GPRs and FPRs.
21070 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21072 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
21073 inverted and documentation adjusted.
21074 ("mhard-dfp", "msoft-dfp"): New options.
21075 * config/s390/s390.c (s390_handle_arch_option): New architecture
21077 (override_options): Sanity checks for the new options added.
21078 * config.gcc: New architecture switch: z9-ec.
21079 * config/s390/s390.h (processor_flags): PF_DFP added.
21080 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
21081 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
21082 when the bit is NOT set so remove it from the defaults.
21084 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21086 * genemit.c (main): Print include statement for dfp.h.
21087 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
21090 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
21092 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
21094 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
21097 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
21098 instead of PATTERN.
21100 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21102 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
21103 attr_length_call, output_call, output_indirect_call): Cleanup
21104 formatting of targetm calls.
21106 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
21108 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
21110 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21112 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
21113 reservation, bypass and anti-bypass descriptions for these
21114 instructions. Update move patterns.
21115 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
21118 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
21120 * tree-vect-transform.c (get_initial_def_for_induction): Replace
21121 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
21122 (get_initial_def_for_reduction): Likewise.
21124 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
21126 Fix PR tree-optimization/29922
21127 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
21128 (get_representative): Removed.
21129 (value_dies_in_block_x): Update for rvuse removal.
21130 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
21131 (compute_antic_aux): Handle when PHI nodes appear in
21132 non-single-successors.
21133 (dump_bitmap_of_names): Removed.
21134 (compute_antic_safe): Renamed and removed rvuse calculation.
21135 Calculate only antic safe.
21136 (insert_into_preds_of_block): Remove assert.
21137 (execute_pre): Update for renamed functions.
21138 (defer_or_phi_translate_block): New function.
21140 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
21142 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
21143 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
21145 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
21146 Follow spelling conventions.
21148 * tree-data-ref.h: Remove the prototype for analyze_array.
21150 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
21152 PR tree-optimization/31041
21153 * tree-vect-transform.c (get_initial_def_for_induction): Call
21154 force_gimple_operand.
21156 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
21158 * ipa-type-escape.c (look_for_casts) : Revert code to use
21159 handled_component_p due to ada test a-numaux.adb.
21161 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
21163 * final.c (final_scan_insn): Alter the condition of a
21164 conditional trap if we have nonstandard CC.
21166 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21168 * configure.ac: Remove excess quoting from asm line 0 test.
21169 * configure: Rebuilt.
21171 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21173 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
21174 * c-common.c (convert_and_check): Move warning logic to...
21175 (warnings_for_convert_and_check): ...here. Define.
21176 * c-common.h (warnings_for_convert_and_check): Declare.
21178 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21180 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
21181 (output_call): Likewise.
21183 2007-03-16 Richard Sandiford <richard@codesourcery.com>
21185 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
21187 2007-03-16 Richard Sandiford <richard@codesourcery.com>
21189 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
21191 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
21193 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
21194 opteron, athlon-64 and athlon-fx processor_alias_table entries.
21196 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
21198 PR tree-optimization/31183
21199 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
21200 Use double_int instead of unsigned int for representing access_strides.
21201 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
21203 2007-03-16 Richard Guenther <rguenther@suse.de>
21205 PR tree-optimization/31146
21206 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
21207 to allow recursion of forward_propagate_addr_expr.
21208 (forward_propagate_addr_into_variable_array_index): Likewise.
21209 (forward_propagate_addr_expr): Likewise.
21210 (tree_ssa_forward_propagate_single_use_vars): Likewise.
21211 (forward_propagate_addr_expr_1): Recurse on simple copies
21212 instead of propagating into them. Do so for useless conversions
21214 (forward_propagate_addr_expr): Clean up unused statements after
21217 2007-03-16 Richard Guenther <rguenther@suse.de>
21219 * builtins.c (expand_builtin_cexpi): Use the right argument
21220 for the expansion via cexp.
21222 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21224 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
21225 * configure: Rebuilt.
21227 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21230 * dwarf2out.c (force_type_die): Adjust comment.
21231 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
21233 2007-03-15 DJ Delorie <dj@redhat.com>
21235 * config/frv/predicates.md (minmax_operator): Don't check operands
21238 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
21240 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
21241 Update constant estimates of number of iterations.
21242 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
21243 argument renamed to "realistic".
21244 (compute_estimated_nb_iterations): Removed.
21245 (record_niter_bound): New function.
21246 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
21247 call record_nonwrapping_iv with upper = false.
21248 (infer_loop_bounds_from_signedness): Pass upper argument to
21249 record_nonwrapping_iv.
21250 (estimate_numbers_of_iterations_loop): Do not call
21251 compute_estimated_nb_iterations. Record estimate based on profile
21252 information. Initialize the constant estimates of number of
21254 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
21256 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
21257 number of iterations is too small.
21258 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
21259 (EST_NOT_AVAILABLE): Removed.
21260 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
21261 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
21264 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
21266 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
21267 Handle NE_EXPR guards.
21269 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21272 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
21273 Set also -pedantic-errors by default for the preprocessor unless
21274 -fpermissive is given.
21276 2007-03-15 Richard Guenther <rguenther@suse.de>
21278 PR middle-end/29719
21279 PR middle-end/31161
21280 * builtins.c (expand_builtin_cexpi): As a fallback if we
21281 don't have builtins for sincos or cexp create a function
21282 declaration for cexp and expand to a call to that.
21283 (expand_builtin_int_roundingfn): Always fall
21284 back to floor/ceil and its variants even if they may be
21287 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
21289 PR middle-end/31159
21290 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
21291 jump tables, move the call to delete_dead_jumptables from here...
21292 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
21293 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
21294 don't allow merging of blocks that try_redirect_by_replacing_jump
21295 also does not handle when not optimizing.
21297 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21298 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21300 * config/i386/i386.md (x86_sahf_1): Correctly handle
21303 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21306 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
21307 x86_64_general_operand as operand[2] predicate. Remove "iF"
21308 from operand constraints and use "e" constraint instead.
21309 (*subti3_1, *subti3_1 splitter): Ditto.
21310 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
21311 operand[1] predicate.
21313 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
21315 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
21316 arrays, multiply the access strides by the size of the sub-array.
21317 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
21319 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21321 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
21322 the configured assembler supports the sahf mnemonic.
21323 * configure: Regenerate.
21324 * config.in: Regenerate.
21326 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
21327 emit "sahf" or ".byte\t0x9e" as asm template.
21329 2007-03-14 Michael Meissner <michael.meissner@amd.com>
21332 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
21333 option to replace hard coded TARGET_xxx in md file.
21334 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
21335 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
21336 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
21337 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
21338 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
21339 (X86_TUNE_NOT_VECTORMODE): Ditto.
21340 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
21341 (TUNE_AVOID_VECTOR_DECODE): Ditto.
21342 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
21343 (TUNE_SLOW_IMUL_IMM8): Ditto.
21344 (TUNE_MOVE_M1_VIA_OR): Ditto.
21345 (TUNE_NOT_UNPAIRABLE): Ditto.
21346 (TUNE_NOT_VECTORMODE): Ditto.
21348 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
21351 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
21352 tuning options instead of hard coded TARGET_xxx.
21353 (fix ssemode peephole2's): Ditto.
21354 (imul peephole2's): Ditto.
21356 (movdi_or_rex64): Ditto.
21357 (move peephole2): Ditto.
21358 (not peephole2's): Ditto.
21360 2007-03-14 Dirk Mueller <dmueller@suse.de>
21362 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
21363 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
21364 * c-parser.c (c_parser_if_body): Always add an empty statement in case
21366 * c-parser.c (c_parser_do_statement): Warn about empty body in
21367 do/while statement.
21368 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
21369 * doc/invoke.texi (-Wempty-body): Update documentation.
21371 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21374 * c-common.h (warn_for_div_by_zero): Declare.
21375 * c-common.c (warn_for_div_by_zero): Define.
21376 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
21379 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21381 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
21382 to PREFIX and STANDARD_PREFIX.
21384 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21385 Phil Edwards <phil@codesourcery.com>
21387 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
21388 (__gthread_once_t): Remove busy field for RTPs.
21389 (__GTHREAD_ONCE_INIT): Update accordingly.
21391 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21393 * doc/invoke.texi: Document VxWorks options.
21395 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21397 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
21399 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
21401 PR tree-optimization/30590
21402 * tree-nrv.c (tree_nrv): Check for the partial update of the
21405 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21407 * flags.h (flag_random_seed): Remove declaration, in favor of...
21408 * toplev.h (get_random_seed, set_random_seed): ... these.
21409 * tree.c (get_file_function_name): Use the former.
21410 * opts.c (common_handle_option): Use the latter.
21413 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
21415 PR middle-end/31127
21416 * cse.c (cse_find_path): Do not bail out if a basic block that
21417 we already visited now becomes part of a path that starts at a
21418 different basic block. Just disallow this, to make sure we
21419 visit each basic block at most once.
21421 2007-03-13 Jan Hubicka <jh@suse.cz>
21423 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
21424 attributes, when profile esitmate is present, calls with very low
21425 frequency are cold.
21427 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
21429 PR tree-optimization/30730
21430 PR tree-optimization/26900
21431 * tree-ssa-loop-niter.c: Include gmp.h.
21432 (bounds): New type.
21433 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
21434 split_to_var_and_offset, determine_value_range,
21435 bound_difference_of_offsetted_base, refine_bounds_using_guard,
21436 bound_difference, bounds_add, bounds_negate,
21437 number_of_iterations_ne_max, dump_affine_iv): New functions.
21438 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
21439 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
21440 difference of initial and final value of control iv to validate
21442 (number_of_iterations_cond): Add loop parameter. Determine bounds
21443 on the difference of the extremes of the control iv. Add dumps.
21444 (expand_simple_operations): Handle phi nodes.
21445 (simplify_using_initial_conditions): Do not record used conditions.
21446 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
21447 Do not set additional_info.
21448 (implies_nonnegative_p, implies_ge_p): Removed.
21449 (derive_constant_upper_bound): Do not use parameter `additional'.
21450 (record_estimate): Parameter `additional' removed. Parameter
21451 `i_bound' added. Do not call derive_constant_upper_bound.
21452 (record_nonwrapping_iv): Use derive_constant_upper_bound to
21453 bound the number of iterations estimate.
21454 (estimate_numbers_of_iterations_loop): Pass the estimate from
21455 the number of iterations analysis to record_estimate.
21456 * tree.h (multiple_of_p): Declare.
21457 * tree-scalar-evolution.c (expression_expensive_p): Removed.
21458 (scev_const_prop): Do not check expression_expensive_p.
21459 * fold-const.c (multiple_of_p): Exported.
21460 * double-int.c (double_int_mask): Exported.
21461 * double-int.h (double_int_mask): Declare.
21462 * tree-flow.h (struct tree_niter_desc): Removed additional_info
21463 field. Added max field.
21465 2007-03-13 David Taylor <taylor@candd.org>
21468 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
21471 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21474 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
21475 two unamed patterns.
21477 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
21479 * config/i386/i386.opt (mcx16, msahf): New options.
21480 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
21481 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
21483 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
21484 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
21485 Output -mcx16 and -msahf options when corresponding bit is set.
21487 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
21488 and -msahf options.
21490 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21492 * configure.ac: Test for assembler tolerance to # 0 "".
21493 * configure, config.in: Rebuilt.
21494 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
21496 2007-03-13 Geoffrey Keating <geoffk@apple.com>
21498 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
21500 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
21501 (handle_syscall): Handle direct system calls.
21502 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
21504 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21506 * doc/invoke.texi: Fix cpp.info cross-reference.
21507 * doc/passes.texi: Fix gcc.info cross-reference.
21509 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
21511 PR tree-optimization/30835
21512 * lambda-code.c (can_convert_to_perfect_nest): Check whether
21513 bb_for_stmt is not NULL before accessing it.
21515 2007-03-12 Joseph Myers <joseph@codesourcery.com>
21517 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
21520 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21523 * doc/install.texi: Document --enable-stage1-languages
21525 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
21527 * tree-pass.h (pass_into_cfg_layout_mode,
21528 pass_outof_cfg_layout_mode): Declare.
21529 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
21530 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
21531 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
21532 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
21534 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
21536 * c-decl.c (warn_variable_length_array): New function.
21537 Refactored from grokdeclarator to handle warn_vla
21538 and handle unnamed array case.
21539 (grokdeclarator): Refactored VLA warning case.
21540 * c.opt (Wvla): New flag.
21541 * doc/invoke.texi (Wvla): New warning.
21543 2007-03-12 Richard Henderson <rth@redhat.com>
21545 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
21546 (TARGET_SECTION_TYPE_FLAGS): New.
21548 2007-03-12 Richard Henderson <rth@redhat.com>
21550 * config/darwin.c (machopic_reloc_rw_mask): New.
21551 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
21552 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
21554 2007-03-12 Mark Mitchell <mark@codesourcery.com>
21556 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
21557 * cppdefault.h (cpp_PREFIX): Document.
21558 (cpp_PREFIX_len): Likewise.
21559 (cpp_EXEC_PREFIX): New variable.
21560 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
21561 * c-incpath.c (add_standard_paths): Correct logic for relocating
21562 paths within prefix.
21564 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
21566 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
21567 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
21569 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
21570 fix_truncdfdi_sse using SSEMODEF mode macro.
21571 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
21572 fix_truncdfsi_sse using SSEMODEF mode macro.
21573 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
21574 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
21576 2007-03-12 Richard Sandiford <richard@codesourcery.com>
21578 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
21579 elfos.h to tm_file.
21581 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
21583 * tree.h : Add multiple_of_p declaration.
21584 * fold-const.c (multiple_of_p): Make multiple_of_p public.
21585 * ipa-type-escape.c (results_of_malloc): Redundant.
21586 (visited_stmts): New. Visited stmt for walk_use_def_chains.
21587 (cast_type): Extended with new members.
21588 (check_cast): Returns cast_type.
21589 (cast): New structure for data of walk_use_def_chains.
21590 (is_malloc_result, is_cast_from_non_pointer_1,
21591 is_cast_from_non_pointer,
21592 is_array_access_through_pointer_and_index): New functions.
21593 (look_for_casts): Returns cast types.
21594 (check_call): Returns void.
21595 (okay_pointer_operation): Use support of pointer plus index,
21596 pointer plus constant and allow all multiplications.
21598 2007-03-11 Richard Guenther <rguenther@suse.de>
21600 PR tree-optimization/31115
21601 * tree-vrp.c (extract_range_from_binary_expr): Make sure
21602 the shift count is positive and non-anti-range for RSHIFT_EXPR.
21603 A shift count of zero is not special as with *_DIV_EXPR.
21604 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
21607 2007-03-11 Ian Lance Taylor <iant@google.com>
21609 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
21610 the *_DIV_EXPR codes correctly with overflow infinities.
21612 2007-03-11 Ira Rosen <irar@il.ibm.com>
21614 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
21615 indicate success/failure of the analysis. Add negation to subtrahend
21616 in case of subtraction. Fail if both operands contain constants.
21617 (create_data_ref): Fail if analyze_offset fails.
21619 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
21621 * config/i386/i386.md (frndintxf2): Rename to ...
21622 (rintxf2): ... this. Remove expander having same name.
21623 (rintsf2, rintdf2): Implement using SSEMODEF macro.
21624 (roundsf2, rounddf2): Ditto.
21625 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
21626 (lround<mode>di2, lround<mode>si2): Ditto.
21628 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
21630 * lower-subreg.c: Include except.h.
21631 (decompose_multiword_subregs): Verify that the only control flow
21632 insns we can split are loads to multi-words pseudos.
21633 Handle breaking such blocks after splitting, instead of calling
21634 find_many_sub_basic_blocks.
21636 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
21637 on the new basic block. Add a lengthy comment explaining why we
21638 thought this was necessary.
21639 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
21641 2007-03-10 Mark Mitchell <mark@codesourcery.com>
21644 * tree.c (walk_type_fields): Recurse into the element type of
21645 ARRAY_TYPEs if there is a pointer set.
21647 2007-03-10 Dirk Mueller <dmueller@suse.de>
21649 * c-common.c (warn_logical_operator): Fix condition.
21651 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
21653 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
21655 * config/darwin.c (machopic_select_section): Remove superfluous
21656 argument in call to categorize_decl_for_section. Remove unused
21659 2007-03-10 Joseph Myers <joseph@codesourcery.com>
21661 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
21663 * configure: Regenerate.
21665 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
21668 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
21669 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
21670 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
21671 Add LABEL_NUSES to emitted label.
21672 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
21673 branch probability value to emitted jump insn.
21674 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
21675 Do not check life information and do not re-arrange input operands
21676 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
21678 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21680 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
21681 the change of decode_asm_operands.
21683 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21685 * mode-switching.c (create_pre_exit): Skip blockage insn.
21687 2007-03-09 Diego Novillo <dnovillo@redhat.com>
21689 * tree-pass.h (TODO_update_smt_usage): Remove.
21691 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21695 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21697 * pa.c (attr_length_call): Revise condition for long
21698 pc-relative branch.
21699 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
21700 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
21701 sequence on SOM target.
21703 2007-03-09 Geoffrey Keating <geoffk@apple.com>
21705 * gcc.c: Document %{, in big comment at top.
21706 (input_suffix_matches): Remove special handling for .s and
21708 (input_spec_matches): New.
21709 (handle_braces): Handle %{,.
21710 (validate_switches): ',' indicates a value which is not a switch.
21711 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
21712 to detect assembler input.
21713 * config/i386/sol2.h (CPP_SPEC): Likewise.
21714 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
21715 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
21716 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
21717 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
21718 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
21719 -m64 causes deployment target to default to 10.5.
21720 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21722 2007-03-09 Richard Henderson <rth@redhat.com>
21725 * target.h (targetm.asm.out.reloc_rw_mask): New.
21726 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
21727 (TARGET_ASM_OUT): Use it.
21728 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
21729 * varasm.c (categorize_decl_for_section): Remove shlib argument;
21730 use the new reloc_rw_mask target hook instead.
21731 (default_section_type_flags_1): Merge into...
21732 (default_section_type_flags): ... here.
21733 (decl_readonly_section_1): Merge into...
21734 (decl_readonly_section): ... here.
21735 (default_elf_select_section_1): Merge into...
21736 (default_elf_select_section): ... here.
21737 (default_unique_section_1): Merge into...
21738 (default_unique_section): ... here.
21739 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
21740 (default_select_rtx_section): Use it.
21741 (default_elf_select_rtx_section): Likewise.
21742 * output.h: Update to match.
21743 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
21744 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
21745 (TARGET_ASM_RELOC_RW_MASK): New.
21746 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
21747 to categorize_decl_for_section.
21748 (x86_64_elf_unique_section): Likewise.
21749 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
21750 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
21751 (TARGET_ASM_RELOC_RW_MASK): New.
21752 * config/ia64/ia64.c (ia64_rwreloc_select_section,
21753 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
21754 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
21755 (TARGET_RWRELOC): Remove.
21756 (ia64_section_type_flags): Adjust call to default_section_type_flags.
21757 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21758 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
21759 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
21760 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
21761 (rs6000_xcoff_select_section): Use decl_readonly_section.
21762 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
21763 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21764 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
21765 (TARGET_SECTION_TYPE_FLAGS): Remove.
21766 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
21768 2007-03-09 Roger Sayle <roger@eyesopen.com>
21770 * fold-const.c (fold_comparison): Remove compile-time evaluation of
21771 complex constant equality/inequality comparisons for here.
21772 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
21773 known at compile-time or can be simplified to a scalar comparison.
21774 (fold_relational_const): Move compile-time evaluation of complex
21775 constant equality/inequality comparisons to here.
21777 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21779 PR rtl-optimization/30643
21780 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
21782 (fold_rtx): Recurse, like before 2006-11-03.
21784 2007-03-09 DJ Delorie <dj@redhat.com>
21786 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
21789 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
21791 PR tree-optimization/30375
21792 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
21793 LHS of statements is not the same.
21794 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
21796 2007-03-09 Chao-ying Fu <fu@mips.com>
21798 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
21800 * doc/invoke.texi (-mdspr2): Document new option.
21801 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
21802 New unspec for DSP REV 2.
21803 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
21804 these instructions are extended in DSP REV 2.
21805 (mips-dspr2.md): Include.
21806 * config/mips/mips.opt (mdspr2): New option.
21807 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
21808 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
21809 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
21810 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
21811 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
21812 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
21813 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
21815 (bdesc_map): Add one field of unsupported_target_flags.
21816 (bdesc_arrays): Update entries to have extra fields. Add
21818 (mips_init_builtins): Initialize new function types.
21819 Check unsupported_target_fileds to filter out builtins.
21820 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
21822 (ASM_SPEC): Pass mdspr2 to the assembler.
21823 * config/mips/mips-dspr2.md: New file.
21825 2007-03-09 Sa Liu <saliu@de.ibm.com>
21827 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
21829 2007-03-09 Ian Lance Taylor <iant@google.com>
21831 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
21832 argument) like -Wstrict-overflow=2.
21833 * doc/invoke.texi (Warning Options): Update documentation.
21835 2007-03-09 Dirk Mueller <dmueller@suse.de>
21838 * doc/invoke.texi (-Wlogical-op): Document.
21839 * common.opt (-Wlogical-op): New.
21840 * c-common.h (warn_logical_operator): Declare.
21841 * c-common.c (warn_logical_operator): Define.
21842 * c-typeck.c (parser_build_binary_op): Call
21843 warn_logical_operator.
21845 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21847 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
21848 * final.c (final_scan_insn): Test for non-"" file name.
21850 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
21852 * doc/loop.texi: Document the Omega linear constraints solver.
21853 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
21854 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
21855 omega-hash-table-size, omega-max-keys, and
21856 omega-eliminate-redundant-constraints.
21857 * tree-pass.h (pass_check_data_deps): Declared.
21860 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
21861 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
21862 pass_check_data_deps): New.
21863 * tree-data-ref.c (init_data_ref): Remove declaration.
21864 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
21865 (analyze_array): Renamed init_array_ref, move up initializations.
21866 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
21867 Removed arguments that are set to NULL.
21868 (analyze_indirect_ref): Correct indentation, correct call to
21870 (object_analysis): Call init_array_ref instead of analyze_array.
21871 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
21872 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
21873 of DR_ACCESS_FNS_ADDR.
21874 (init_omega_eq_with_af, omega_extract_distance_vectors,
21875 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
21876 ddr_consistent_p): New.
21877 (compute_affine_dependence): Check consistency of ddrs when
21878 flag_check_data_deps is passed.
21879 (analyze_all_data_dependences): Uncomment.
21880 (tree_check_data_deps): New.
21881 * tree-data-ref.h: Include omega.h.
21882 (DR_ACCESS_FNS_ADDR): Removed.
21883 (data_dependence_relation): Add inner_loop.
21884 (DDR_INNER_LOOP): New.
21885 * common.opt (fcheck-data-deps): New.
21886 * tree-flow.h (tree_check_data_deps): Declare.
21887 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
21888 (OBJS-common): Depend on omega.o.
21890 * passes.c (pass_check_data_deps): Scheduled.
21891 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
21892 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
21893 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
21894 PARAM_VECT_MAX_VERSION_CHECKS,
21895 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
21897 2007-03-09 Richard Guenther <rguenther@suse.de>
21899 PR tree-optimization/30904
21900 PR middle-end/31058
21901 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
21902 the same way as *_DIV_EXPR.
21904 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21906 * recog.c (decode_asm_operands): No mixed declarations and code.
21908 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21910 * rtl.def (ASM_INPUT): Add location.
21911 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
21912 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
21913 (decode_asm_operands): Add loc operand.
21914 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
21915 * stmt.c (expand_asm): Rename to...
21916 (expand_asm_loc): ... this. Add locus argument. Pass it on to
21917 gen_rtx_ASM_INPUT_loc.
21918 (expand_asm_expr): Adjust.
21919 * recog.c (decode_asm_operands): Add loc operand.
21920 (check_asm_operands, extract_insn): Adjust.
21921 * reload1.c (maybe_fix_stack_asms): Likewise.
21922 * final.c (asm_insn_count): Likewise.
21923 (final_scan_insn): Output # line before and after asm.
21925 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
21927 * tree-ssa-structalias.c (variable_info): Remove
21929 (new_var_info): Ditto.
21930 (shared_bitmap_info_t): New structure.
21931 (shared_bitmap_table): New variable.
21932 (shared_bitmap_hash): New function.
21933 (shared_bitmap_eq): Ditto
21934 (shared_bitmap_lookup): Ditto.
21935 (shared_bitmap_add): Ditto.
21936 (merge_smts_into): Change to take bitmap directly.
21937 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
21938 (init_alias_vars): Init shared bitmap hashtable.
21939 (delete_points_to_sets): Delete shared bitmap hashtable.
21940 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
21941 is_aliased removal as a change that was still necessary was
21944 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
21946 * config/i386/i386.h (override_options): Conditionally disable
21947 x86_sahf for 64bit targets only.
21949 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21952 * c-decl.c (merge_decls): Don't call make_var_volatile.
21953 * varasm.c (make_var_volatile): Remove.
21954 * output.h (make_var_volatile): Remove.
21956 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21958 PR tree-optimization/31085
21959 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21961 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21963 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21964 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21965 ATTR_CONST_NOTHROW_LIST.
21967 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21970 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21972 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21974 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21977 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21979 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21980 passed, use shared libgcc.
21982 2007-03-08 Roger Sayle <roger@eyesopen.com>
21984 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21985 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21986 (honor_protect_cleanup_actions, lower_try_finally_switch):
21988 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21989 ifc_temp_var): Likewise.
21990 * tree-inline.c (setup_one_parameter): Likewise.
21991 * tree-mudflap.c (mf_decl_cache_locals,
21992 mf_build_check_statement_for): Likewise.
21993 * tree-nested.c (init_tmp_var, save_tmp_var,
21994 finalize_nesting_tree_1): Likewise.
21995 * tree-outof-ssa.c (insert_copy_on_edge,
21996 insert_backedge_copies): Likewise.
21997 * tree-profile.c (tree_gen_edge_profiler,
21998 tree_gen_ic_profiler): Likewise.
21999 * tree-scalar-evolution.c (scev_const_prop): Likewise.
22000 * tree-sra.c (sra_build_assignment): Likewise.
22001 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
22002 * tree-ssa-math-opts.c (insert_reciprocals,
22003 execute_cse_sincos_1): Likewise.
22004 * tree-tailcall.c (adjust_accumulator_values,
22005 adjust_return_value): Likewise.
22006 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
22007 * tree-vect-transform.c (vect_create_data_ref_ptr,
22008 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
22009 vect_create_epilog_for_reduction, vectorizable_reduction,
22010 vectorizable_call, vectorizable_conversion,
22011 vectorizable_assignment, vectorizable_operation,
22012 vectorizable_type_demotion, vect_gen_widened_results_half,
22013 vect_permute_store_chain, vectorizable_store,
22014 vect_setup_realignment, vect_permute_load_chain,
22015 vectorizable_load, vectorizable_condition,
22016 vect_create_cond_for_align_checks): Likewise.
22017 * tree-vrp.c (build_assert_expr_for): Likewise.
22019 2007-03-08 Ian Lance Taylor <iant@google.com>
22021 * tree-vrp.c: Include "intl.h".
22022 (usable_range_p): New static function.
22023 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
22024 overflowed values, juts set *strict_overflow_p.
22025 (compare_values): Only return -2 if one of the operands is not a
22027 (compare_ranges): Call usable_range_p.
22028 (compare_range_with_value): Likewise.
22029 (vrp_evaluate_conditional_warnv): Rename from
22030 vrp_evaluate_conditional. Make static. Change all callers.
22031 (vrp_evaluate_conditional): New function.
22032 (simplify_div_or_mod_using_ranges): Issue warning about reliance
22033 on signed overflow.
22034 (simplify_abs_using_ranges): Likewise.
22035 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
22036 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
22037 within_stmt parameter.
22038 * tree-ssa-propagate.c (fold_predicate_in): Update call to
22039 vrp_evaluate_conditional.
22040 * tree-ssa-threadedge.c
22041 (record_temporary_equivalences_from_stmts_at_dest): Change
22042 simplify parameter to take a second tree parameter.
22043 (simplify_control_stmt_condition): Likewise.
22044 (thread_across_edge): Likewise.
22045 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
22046 (thread_across_edge): Likewise.
22047 * Makefile.in (tree-vrp.o): Depend upon intl.h.
22049 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
22051 * config/i386/i386.h (TARGET_SAHF): New define.
22052 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
22053 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
22054 (x86_sahf): New global variable.
22055 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
22056 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
22057 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
22058 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
22060 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
22061 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
22062 when expanding fcomi/sahf based tests.
22063 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
22064 expanding sahf based alternative. Emit sahf based sequence when
22065 optimizing for code size.
22066 * config/i386/i386.md (x86_sahf_1): Do not disable for
22067 TARGET_64BIT, enable for TARGET_SAHF.
22069 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
22071 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
22072 spurious whitespace from error message.
22074 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
22077 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
22079 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
22081 * c-decl.c (grokdeclarator): Disable warnings for anonymous
22083 * tree-sra.c (instantiate_element): Propagate disabled warnings
22084 from the element itself to the created variable.
22086 2007-03-07 Richard Henderson <rth@redhat.com>
22089 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
22090 silently fix up the stack in the case of a missing register.
22092 2007-03-07 Paul Brook <paul@codesourcery.com>
22094 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
22096 2007-03-07 Joseph Myers <joseph@codesourcery.com>
22098 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
22100 (phase1_vrs): Use them.
22101 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
22102 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
22103 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
22104 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
22105 __gnu_Unwind_Restore_WMMXC if required.
22106 (_Unwind_VRS_Pop): Implement iWMMXt support.
22107 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
22108 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
22109 gnu_Unwind_Save_WMMXC): Define.
22111 2007-03-07 Richard Sandiford <richard@codesourcery.com>
22113 * config/vxworks.h (vxworks_override_options): Declare.
22114 (VXWORKS_OVERRIDE_OPTIONS): Use it.
22115 * config/vxworks.c: Include target.h and toplev.h.
22116 (vxworks_override_options): New function.
22117 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
22119 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
22121 * config/s390/s390.c (override_options): Don't emit an error when
22122 -mstack-size is used without providing -mstack-guard.
22123 (s390_emit_prologue): Choose stack_guard value automatically if not
22124 provided via command line.
22125 * doc/invoke.texi: Adjust description of -mstack-guard and
22128 2007-03-07 Richard Sandiford <richard@codesourcery.com>
22130 * config/i386/i386.c (output_set_got): Add a GOT initialization
22131 sequence for VxWorks PIC.
22132 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
22133 around labels as well as symbols. Use gotoff_operand instead
22134 of local_symbolic_operand.
22135 (legitimize_pic_address): Use gotoff_operand instead of
22136 local_symbolic_operand. Use @GOT accesses for labels as
22138 (ix86_output_addr_diff_elt): Use PC-relative rather than
22139 GP-relative offsets for VxWorks PIC.
22140 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
22141 no_new_pseudos. Check whether the returned register is op0.
22142 * config/i386/i386.md (tablejump): Use PC-relative rather than
22143 GP-relative offsets for VxWorks PIC.
22144 * config/i386/predicates.md (gotoff_operand): New predicate.
22146 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22148 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
22150 * config/vxworks-dummy.h: New file.
22151 * config/i386/i386.h: Include it.
22153 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
22155 * dwarf2out.c (is_inlined_entry_point): New
22156 (add_high_low_attributes): Emit DW_AT_entry_pc along with
22157 DW_AT_ranges if the first subblock is the entry point.
22159 2007-03-06 David Daney <ddaney@avtrex.com>
22161 * doc/install.texi (mips-*-*): Change recommended binutils
22164 2007-03-06 Anatoly Sokolov <aesok@post.ru>
22166 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
22167 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
22169 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22170 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22172 2007-03-06 Jan Hubicka <jh@suse.cz>
22174 * errors.h (warning, error, fatal, internal_error): Mark as cold.
22175 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
22177 (probably_cold_bb_p): Cold functions are cold.
22178 (probably_never_executed_bb_p): Cold functions are cold.
22179 (tree_bb_level_predictions): Predict calls to cold functions as not
22181 (compute_function_frequency): Check hot/cold attributes.
22182 * function.h (function_frequency): Update comments.
22183 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
22184 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
22185 (c_common_att): Add cold and hot.
22187 * doc/extend.texi (hot,cold attributes): Document.
22189 2007-03-06 Andrew Haley <aph@redhat.com>
22191 * function.c (expand_function_end): Move blockage to just after we
22192 emit the label for the naked return from the function.
22194 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22196 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
22199 2007-03-06 Jan Hubicka <jh@suse.cz>
22201 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
22202 loaded for constant large models. Non-large 64bit PIC can do.
22203 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
22204 * cmodel.h: Add LARGE PIC.
22205 * i386.md (UNSPEC_PLTOFF): New.
22206 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
22208 (*call_1_rex64): Disable for large models.
22209 (*call_1_rex64_large): New.
22210 (*call_value_1_rex64): Disable for large models.
22211 (*call_value_1_rex64_large): New.
22212 (set_rip_rex4): New.
22213 (set_got_offset_rex64): New.
22214 * predicates.md (constant_call_address_operand): For large model
22215 constant calls are not possible.
22216 * i386-protos.h (construct_plt_address): Declare.
22217 * i386.c (override_options): Accept large models.
22218 (ix86_expand_prologue): Expand large PIC GOT pointer load.
22219 (legitimate_constant_p): Add new UNSPECs.
22220 (legitimate_pic_operand_p): Likewise.
22221 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
22222 (legitimize_pic_address): Do easy RIP relative way for TLS only for
22224 (output_pic_addr_const): Add PLTOFF.
22225 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
22226 (ix86_expand_move): Legitimize pic address when in PIC mode.
22227 (construct_plt_address): New function.
22228 (ix86_expand_call): Offload the address to register and use GOT
22229 pointer for large model.
22230 * invoke.texi (mcmodel=large): Update documentation.
22232 2007-03-06 Richard Henderson <rth@redhat.com>
22234 * config/i386/i386.c (x86_use_leave, x86_push_memory,
22235 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
22236 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
22237 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
22238 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
22239 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
22240 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
22241 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
22242 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
22243 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
22244 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22245 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
22246 x86_sse_partial_reg_dependency, x86_sse_split_regs,
22247 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
22248 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
22249 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
22250 x86_schedule, x86_use_bt, x86_pad_returns,
22251 x86_use_xchgb): Merge into ...
22252 (ix86_tune_features): ... here. New array.
22253 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
22254 x86_bswap): Merge into ...
22255 (ix86_arch_features): ... here. New array.
22256 (x86_3dnow_a): Remove.
22257 (x86_accumulate_outgoing_args): Make static.
22258 (x86_arch_always_fancy_math_387): Make static.
22259 (ix86_tune_mask, ix86_arch_mask): Move ...
22260 (override_options): ... to local variables here. Apply the
22261 appropriate mask to each element of ix86_arch_features and
22262 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
22263 as were done in the old macros.
22264 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
22265 * config/i386/i386.h (x86_use_leave, x86_push_memory,
22266 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
22267 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
22268 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
22269 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
22270 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
22271 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
22272 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
22273 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
22274 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
22275 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22276 x86_accumulate_outgoing_args, x86_prologue_using_move,
22277 x86_epilogue_using_move, x86_decompose_lea,
22278 x86_arch_always_fancy_math_387, x86_shift1,
22279 x86_sse_partial_reg_dependency, x86_sse_split_regs,
22280 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
22281 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
22282 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
22283 x86_use_incdec, x86_pad_returns, x86_bswap,
22284 x86_partial_flag_reg_stall): Remove.
22285 (enum ix86_tune_indices): New.
22286 (ix86_tune_features): New.
22287 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
22288 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
22289 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
22290 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
22291 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
22292 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
22293 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
22294 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
22295 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
22296 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
22297 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
22298 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
22299 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
22300 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
22301 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
22302 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
22303 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
22304 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
22305 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
22306 TARGET_EXT_80387_CONSTANTS): Use it.
22307 (enum ix86_arch_indices): New.
22308 (ix86_arch_features): New.
22309 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
22310 TARGET_BSWAP): Use it.
22311 (ix86_tune_mask, ix86_arch_mask): Remove.
22313 2007-03-06 Joseph Myers <joseph@codesourcery.com>
22316 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
22317 Define using $${sysroot_headers_suffix}.
22318 * configure: Regenerate.
22319 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
22320 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
22322 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
22323 * gcc.c (print_sysroot_headers_suffix): New.
22324 (option_map): Include --print-sysroot-headers-suffix.
22325 (display_help): Mention -print-sysroot-headers-suffix.
22326 (process_command): Handle -print-sysroot-headers-suffix.
22327 (do_spec_1): Append multilib directory to include-fixed path if
22328 sysroot suffixes in use.
22329 (main): Handle -print-sysroot-headers-suffix.
22330 * Makefile.in (start.encap): Don't depend on xlimits.h
22331 (xlimits.h): Remove.
22332 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
22333 limits.h for each multilib in fixinc_list.
22334 (fixinc_list, s-fixinc_list): New.
22335 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
22336 generate them for each multilib in fixinc_list.
22337 (stmp-fixproto): Use include-fixed. Run fixproto for each
22338 multilib in fixinc_list.
22339 (mostlyclean): Don't remove xlimits.h.
22340 (clean): Remove include-fixed.
22341 (real-install-headers-tar, real-install-headers-cpio,
22342 real-install-headers-cp): Don't copy include, only include-fixed.
22343 (install-mkheaders): Depend on fixinc_list. Don't depend on
22344 xlimits.h. Save limits.h files for each multilib in fixinc_list.
22345 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
22346 SYSTEM_HEADER_DIR setting in mkheaders.conf.
22348 2007-03-06 Jan Hubicka <jh@suse.cz>
22350 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
22353 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22355 * configure.ac: Allow tm_file to contain build-directory files.
22356 * configure: Regenerate.
22357 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
22358 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
22359 * config/m68k/print-sysroot-suffix.sh: New file.
22361 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22363 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
22364 of pic_offset_table_rtx if reload_completed.
22365 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
22366 PIC_OFFSET_TABLE_REGNUM.
22367 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
22369 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
22370 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
22372 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22374 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22375 functions that call eh_return.
22377 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22379 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22380 functions that need a constant pool.
22382 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22385 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
22386 (m68k_preferred_reload_class): Likewise.
22387 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
22388 (SECONDARY_RELOAD_CLASS): Define.
22389 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
22390 (LIMIT_RELOAD_CLASS): Delete.
22391 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
22392 registers from storing bytes.
22393 (m68k_secondary_reload_class): New function.
22394 (m68k_preferred_reload_class): Likewise.
22396 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22398 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
22400 (m68k_expand_prologue): Likewise.
22402 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22404 * config/m68k/m68k-protos.h (output_sibcall): Declare.
22405 (mips_expand_epilogue): Add a bool parameter.
22406 (m68k_legitimize_sibcall_address): Declare.
22407 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
22408 (m68k_expand_epilogue): Add a parameter to select between sibling
22409 and normal epilogues. Only generate a return for the latter.
22410 (m68k_ok_for_sibcall_p): New function.
22411 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
22412 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
22413 (sibcall_value, *sibcall_value): Likewise.
22414 (*call, *call_value): Require !SIBLING_CALL_P.
22415 (epilogue): Update call to m68k_expand_epilogue.
22416 (sibcall_epilogue): New pattern.
22417 * config/m68k/predicates.md (const_call_operand): Say that this
22418 predicate applies to sibling calls too.
22419 (sibcall_operand): New predicate.
22421 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22423 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
22424 alternatives as movsi_cf.
22425 (movsf_cf_hard): Add commentary.
22427 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
22428 Richard Sandiford <richard@codesourcery.com>
22430 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
22431 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
22432 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
22433 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
22434 as being live on exit from an interrupt function.
22435 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
22436 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
22437 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
22438 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
22439 (m68k_interrupt_function_p): Globalize.
22440 (m68k_compute_frame_layout): Remove reverse mask code.
22441 (m68k_emit_movem, m68k_set_frame_related): New functions.
22442 (m68k_output_function_prologue): Delete in favor of...
22443 (m68k_expand_prologue): ...this new function.
22444 (m68k_output_function_epilogue): Delete in favor of...
22445 (m68k_expand_epilogue): ...this new function.
22446 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
22448 (print_operand): Handle %?.
22449 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
22450 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
22451 (prologue, epilogue): New patterns.
22452 (return): Turn into a define_expand.
22453 (*return): New pattern, derived from old "return" pattern. Use rte
22454 rather than rts for interrupt functions. Only use rtd if the pop
22456 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
22457 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
22458 (link, *link, unlink, *unlink, load_got): Likewise.
22460 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22464 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
22465 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
22466 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
22467 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
22468 and m68k_matches_u_p.
22469 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
22470 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
22471 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
22472 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
22473 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
22474 (REG_STRICT_P): New macro.
22475 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
22476 PCREL_GENERAL_OPERAND_OK.
22477 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
22478 m68k_legitimate_base_reg_p.
22479 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
22480 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
22481 (PIC_CASE_VECTOR_ADDRESS): Update comment.
22482 * config/m68k/m68k.c (m68k_address): New structure.
22483 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
22484 (m68k_decompose_index, m68k_legitimate_constant_address_p)
22485 (m68k_jump_table_ref_p, m68k_decompose_address)
22486 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
22487 (m68k_matches_u_p): New functions.
22488 (print_operand_address): Rewrite to use m68k_decompose_index.
22490 2007-03-05 David Taylor <dtaylor@emc.com>
22492 * gcc.c: Correct copyright date in --version output.
22494 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22496 * pa.md: In unamed move patterns, disparge copies between general
22497 and floating point registers using '?' modifier. Don't include 'f'
22498 constraint for register preferences in DImode, SImode, HImode and
22499 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
22500 Remove constraints for copies between general and floating registers
22501 in soft-float DFmode pattern.
22502 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
22506 2007-03-05 Mike Stump <mrs@apple.com>
22508 * c-common.c (targetcm): Add.
22509 * c-opts.c (c_common_handle_option): Handle language specific
22511 * opts.c (handle_option): Verify language for target options, if
22513 * opth-gen.awk: Add CL_LANG_ALL.
22514 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
22515 (TARGETCM_INITIALIZER): Add.
22516 * target.h (struct gcc_targetcm): Add.
22518 * targhooks.c (default_handle_c_option): Add.
22519 * targhooks.h (default_handle_c_option): Add.
22520 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
22522 * config/darwin.opt (iframework): Add.
22523 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
22524 * config/darwin-c.c (handle_c_option): Add.
22525 (TARGET_HANDLE_C_OPTION): Add.
22527 * doc/invoke.texi (Darwin Options): Add -iframework.
22529 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22531 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
22534 2007-03-05 Ian Lance Taylor <iant@google.com>
22536 * c.opt (fgnu89-inline): New option.
22537 * c-opts.c (c_common_post_options): Set default value for
22539 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
22540 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
22542 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
22543 (grokdeclarator, start_function): Likewise.
22544 * c-cppbuiltin.c (c_cpp_builtins): Define either
22545 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
22546 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
22547 (C Dialect Options): Document -fgnu89-inline.
22548 * doc/extend.texi (Function Attributes): Explain what the
22549 gnu_inline attribute does.
22550 * doc/cpp.texi (Common Predefined Macros): Document
22551 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22553 2007-03-05 Ian Lance Taylor <iant@google.com>
22555 PR tree-optimization/31034
22556 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
22557 half-range if the other side is an overflow infinity.
22559 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
22561 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
22562 (bfin*-linux-uclibc*): New configuration.
22563 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
22565 * config/bfin/linux.h: New file.
22566 * config/bfin/libgcc-bfin.ver: New file.
22567 * config/bfin/t-bfin-uclinux: New file.
22568 * config/bfin/t-bfin-linux: New file.
22569 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
22570 (TARGET_OS_CPP_BUILTINS): New macro.
22572 2007-03-05 Richard Guenther <rguenther@suse.de>
22574 * fold-const.c (fold_binary): Remove duplicate folding
22575 of comparison of non-null ADDR_EXPR against null.
22577 2007-03-05 Richard Guenther <rguenther@suse.de>
22578 Dorit Nuzman <dorit@il.ibm.com>
22580 PR tree-optimization/26420
22581 * tree-vectorizer.c (vectorize_loops): Bail out early if there
22582 are no loops in the function. Only print the number of
22583 vectorized loops if it is greater than zero or we are supposed
22584 to print information about unvectorized loops.
22586 2007-03-05 Revital Eres <eres@il.ibm.com>
22588 * gcc.dg/var-expand1.c: New test.
22589 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
22590 when an accumulator is expanded.
22592 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22595 * c-common.c (convert_and_check): Don't give warnings for
22596 conversion if 'expr' already overflowed.
22598 2007-03-04 Roger Sayle <roger@eyesopen.com>
22600 PR middle-end/30744
22601 * fold-const.c (fold_comparison): Enforce type consistency when
22602 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
22604 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
22606 * tree-ssa-address.c (create_mem_ref): Do not put an expression
22607 containing a cast to the base of TARGET_MEM_REF.
22609 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
22611 * tree.c (tree_contains_struct_check_failed): Remove spurious
22612 whitespace from error message.
22614 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
22617 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
22618 instead of precision.
22620 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
22621 Nathan Sidwell <nathan@codesourcery.com>
22623 * emit-rtl.c (find_auto_inc): New.
22624 (try_split): recreate REG_INC notes,
22625 Use regular for loops rather than whiles.
22627 2007-03-03 Andreas Schwab <schwab@suse.de>
22629 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
22630 * configure: Regenerate.
22632 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22634 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
22635 flag_rounding_math, not flag_unsafe_math_optimizations.
22637 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
22639 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
22640 alpha_fold_vector_minmax): Likewise.
22641 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
22642 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
22644 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22646 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
22647 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
22648 if the lhs has side-effects.
22649 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
22651 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22653 * config/i386/i386.h (TUNEMASK): Remove define.
22654 (ARCHMASK): Remove define.
22655 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
22656 Use ix86_arch_mask variable instead of ARCHMASK.
22657 * config/i386/i386.c (override_options): Ditto.
22658 (standard_80387_constant_p): Ditto.
22660 2007-03-02 Ian Lance Taylor <iant@google.com>
22662 Used signed infinities in VRP.
22663 * tree-vrp.c (uses_overflow_infinity): New static function.
22664 (supports_overflow_infinity): New static function.
22665 (make_overflow_infinity): New static function.
22666 (negative_overflow_infinity): New static function.
22667 (positive_overflow_infinity): New static function.
22668 (is_negative_overflow_infinity): New static function.
22669 (is_positive_overflow_infinity): New static function.
22670 (is_overflow_infinity): New static function.
22671 (overflow_infinity_range_p): New static function.
22672 (compare_values_warnv): New function split out of compare_values.
22673 (compare_value): Call it.
22674 (set_value_range_to_nonnegative): Add overflow_infinity
22675 parameter. Change caller.
22676 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
22678 (vrp_expr_computes_nonzero): Likewise.
22679 (compare_ranges, compare_range_with_value): Likewise.
22680 (compare_name_with_value, compare_names): Likewise.
22681 (vrp_evaluate_conditional): Likewise.
22682 (set_value_range): Handle infinity
22683 (vrp_operand_equal_p, operand_less_p): Likewise.
22684 (extract_range_from_assert): Likewise.
22685 (vrp_int_const_binop): Likewise.
22686 (extract_range_from_binary_expr): Likewise.
22687 (extract_range_from_unary_expr): Likewise.
22688 (extract_range_from_comparison): Likewise.
22689 (extract_range_from_expr): Likewise.
22690 (dump_value_range): Likewise.
22691 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
22692 (test_for_singularity): Likewise.
22693 (vrp_int_const_binop): Remove inline qualifier.
22694 (adjust_range_with_scev): Add comment.
22695 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
22697 2007-03-02 Diego Novillo <dnovillo@redhat.com>
22699 * tree-ssa-structalias.c (could_have_pointers): Tidy.
22700 (get_constraint_for): Likewise.
22701 (do_structure_copy): Likewise.
22702 (find_func_aliases): Fix references to MODIFY_EXPR.
22703 (intra_create_variable_infos): Tidy.
22704 * tree-ssa-operands.c (add_virtual_operand): Add argument
22706 When adding members of alias sets, if IS_CALL_SITE is true and
22707 the symbol is not call-clobbered, skip it.
22708 Adjust all callers.
22710 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22712 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
22713 entry by means of emit_insn_at_entry.
22715 2007-03-02 Richard Henderson <rth@redhat.com>
22717 * expr.h (promoted_input_arg): Remove decl.
22718 * function.c (promoted_input_arg): Merge into ...
22719 * combine.c (setup_incoming_promotions): ... only caller.
22720 Rearrange to avoid double loop.
22722 2007-03-02 Ben Elliston <bje@au.ibm.com>
22723 Peter Bergner <bergner@vnet.ibm.com>
22724 Janis Johnson <janis187@us.ibm.com>
22726 * config/rs6000/dfp.md: New file.
22727 * config/rs6000/rs6000.md: Include dfp.md.
22728 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
22729 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
22730 and TDmode decimal float modes in FP registers.
22731 (num_insns_constant): Likewise.
22732 (rs6000_legitimate_offset_address_p): Likewise.
22733 (rs6000_legitimize_address): Likewise.
22734 (rs6000_legitimize_reload_address): Likewise.
22735 (rs6000_legitimate_address): Likewise.
22736 (rs6000_emit_move): Likewise.
22737 (function_arg_boundary): Likewise.
22738 (function_arg_advance): Likewise.
22739 (rs6000_darwin64_record_arg_recurse): Likewise.
22740 (function_arg): Likewise.
22741 (rs6000_gimplify_va_arg): Likewise.
22742 (rs6000_split_multireg_move): Likewise.
22743 (rs6000_output_function_epilogue): Likewise.
22744 (rs6000_output_function_epilogue): Likewise.
22745 (rs6000_register_move_cost): Likewise.
22746 (rs6000_function_value): Likewise.
22747 (rs6000_libcall_value): Likewise.
22749 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22751 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
22753 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22755 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
22756 Use $MULTIDIR to choose between the kernel and RTP headers,
22757 and use $WIND_BASE and $WIND_USR to locate them.
22759 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22761 * config/i386/i386.c (override_options): Put initialization of
22762 ix86_tune_mask and ix86_arch_mask to the correct place.
22764 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22765 Michael Meissner <michael.meissner@amd.com>
22768 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
22769 (ARCHMASK): Define.
22770 (TARGET_CMOVE): Use ARCHMASK.
22771 (TARGET_CMPXCHG): Ditto.
22772 (TARGET_CMPXCHG8B): Ditto.
22773 (TARGET_XADD): Ditto.
22774 (TARGET_BSWAP): Ditto.
22775 * config/i386/i386.c (ix86_tune_mask): New global variable.
22776 (ix86_arch_mask): Ditto.
22777 (override_options): Initialize ix86_tune_mask and
22778 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
22781 2007-03-02 Ben Elliston <bje@au.ibm.com>
22784 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
22786 2007-03-02 Joseph Myers <joseph@codesourcery.com>
22788 * target.h (init_dwarf_reg_sizes_extra): New target hook.
22789 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
22790 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
22791 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
22793 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
22794 rs6000_init_dwarf_reg_sizes_extra): New.
22795 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
22796 SPE register high parts.
22798 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
22800 * Makefile.in: Add install-pdf target as
22801 copied from automake v1.10 rules.
22802 * configure.ac: Add install-pdf to target list.
22803 * configure: Regenerate.
22805 2007-03-01 Paul Brook <paul@codesourcery.com>
22807 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
22808 modes to LDRD for DImode.
22809 (output_move_double): Fixup out of range ldrd/strd.
22810 (vfp_secondary_reload_class): Rename...
22811 (coproc_secondary_reload_class): ... to this. Add wb argument.
22812 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
22813 coproc_secondary_reload_class for CLASS_IWMMXT.
22814 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
22815 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
22817 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
22819 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
22820 unroll factor by the estimated number of iterations.
22821 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
22822 than prefetch latency.
22824 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
22825 decode_caches_intel, detect_caches_intel): New functions.
22826 (host_detect_local_cpu): Use detect_caches_amd and
22827 detect_caches_intel.
22829 2007-03-01 Richard Henderson <rth@redhat.com>
22831 * expr.c (emit_move_complex_push): Export.
22832 (emit_move_complex_parts): Split out from ...
22833 (emit_move_complex): ... here.
22834 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
22835 * config/i386/i386.md (movcdi): New.
22837 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
22839 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
22840 size of mode1 to check for tieable modes in MMX case.
22842 2007-03-01 Richard Sandiford <richard@codesourcery.com>
22844 * Makefile.in (rtlanal.o): Depend on tree.h.
22845 * rtl.h (offset_within_section_p, split_const): Declare.
22846 * rtlanal.c: Include tree.h.
22847 (offset_within_block_p): New function, taken from
22848 mips_offset_within_object_p.
22849 (split_const): New function, taken from mips_split_const.
22850 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
22852 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
22853 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
22854 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
22855 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
22856 (m68k_illegitimate_symbolic_constant_p): New function.
22857 * config/m68k/m68k.md (movsi): Remove misleading predicates.
22858 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
22859 symbolic constant that might be outside the symbol's section,
22860 move the symbol first and then add the offset.
22861 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
22863 * config/mips/mips.c (mips_split_const): Delete.
22864 (mips_offset_within_object_p): Delete.
22865 (mips_symbolic_constant_p): Use offset_within_section_p and
22866 split_const instead of mips_offset_within_object_p and
22868 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
22869 (mips_legitimize_const_move, print_operand_reloc)
22870 (mips_dangerous_for_la25_p): Use split_const instead of
22873 2007-02-28 Eric Christopher <echristo@apple.com>
22875 * Makefile.in (install-include-dir): Don't rm -rf include.
22877 2007-02-28 Richard Guenther <rguenther@suse.de>
22879 PR middle-end/30364
22880 * fold-const.c (fold_binary): Do not associate expressions
22881 with more than one variable for integer types that do not wrap.
22883 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
22885 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
22886 Delete, and replace with...
22887 (fold_builtin_call_array): This. Update callers to use it.
22888 * fold-const.c (fold_build_call_list): Delete, and replace with...
22889 (fold_build_call_array): This.
22890 (fold_build_call_list_initializer): Delete, and replace with...
22891 (fold_build_call_array_initializer): This.
22892 * tree.h: Update declarations to reflect above changes.
22894 * c-typeck.c (build_function_call): Store converted arguments
22895 in a stack-allocated array instead of building a list.
22896 (convert_arguments): Store arguments in the array passed in as an
22897 argument, and return the actual number of arguments.
22898 * c-format.c: (check_function_format): Pass arguments in an
22899 array instead of a list.
22900 * c-common.c (check_function_nonnull): Likewise.
22901 (check_function_sentinel): Likewise.
22902 (check_function_arguments): Likewise.
22903 * c-common.h: Update declarations to reflect above changes.
22905 2007-02-28 Jan Hubicka <jh@suse.cz>
22907 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
22908 PRED_NEGATIVE_RETURN): Update outcomes.
22910 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
22912 * calls.c (emit_library_call_value_1): Handle partial registers
22913 correctly when building up CALL_INSN_FUNCTION_USAGE.
22915 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22917 * pa/predicates.md (move_src_operand): Allow zero for mode.
22918 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
22921 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
22924 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
22925 *movv2df_internal): Enable pattern only for valid operand
22927 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
22928 tie only 128bit modes. For MMX registers, tie only 64bit modes.
22930 2007-02-27 Mike Stump <mrs@apple.com>
22932 * config/darwin-crt3.c: Avoid compilation when compiling for a
22935 2007-02-27 Joseph Myers <joseph@codesourcery.com>
22937 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
22939 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
22940 for fixed headers and limits.h.
22941 (install-include-dir, install-headers-tar, install-headers-cpio,
22942 install-headers-cp, real-install-headers-tar,
22943 real-install-headers-cpio, real-install-headers-cp): Handle
22944 include-fixed as well as include.
22945 (install-mkheaders): Don't install files that go only in include
22947 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
22948 from GCC_INCLUDE_DIR.
22949 * gcc.c (process_command): Remove special -BstageN/ handling.
22950 (do_spec_1): Add include-fixed directories.
22952 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22954 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
22956 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22958 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22961 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22963 * c-common.c (get_priority): Add check for
22964 SUPPORTS_INIT_PRIORITY.
22966 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22968 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22970 * config/bfin/bfin.c: Include "cfglayout.h".
22971 (MAX_LSETUP_DISTANCE): New macro.
22972 (struct loop_info): New members incoming, incoming_src and
22973 incoming_dest. Delete member predecessor.
22974 (length_for_loop): New function.
22975 (bfin_optimize_loop): Handle more different loop structures.
22976 (bfin_discover_loop): Rework detection of predecessor blocks by
22977 examining incoming edges.
22978 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22980 (bfin_reorder_loops): New function.
22981 (bfin_reorg_loops): Use these three new functions.
22983 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22984 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22985 (CONSTRAINT_LEN): Add entry for 'q'.
22986 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22987 Add 'q' constraints.
22988 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22989 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22991 * config/bfin/bfin.md (add_with_carry): New pattern.
22992 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22993 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22994 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22995 support unsigned multiplies too. Removed incorrect commutativity from
22996 operand 1 constraint where appropriate.
22997 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22999 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
23000 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
23002 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
23003 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
23004 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
23005 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
23006 usmulhisi_hh_huh): New patterns.
23008 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
23009 lshifthi3): Fix output template to use half reg for operand 2.
23011 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
23014 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
23016 2007-02-27 Andreas Schwab <schwab@suse.de>
23018 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
23020 2007-02-27 Jan Hubicka <jh@suse.cz>
23022 * predict.c (last_basic_block_p): Remove.
23023 (tree_estimate_probability): Update return heuristic for commonized
23026 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
23028 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
23030 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
23032 * doc/include/gcc-common.texi (versionsubtitle): New macro.
23033 * doc/cpp.texi: Standardize title page.
23034 * doc/cppinternals.texi: Likewise.
23035 * doc/gcc.texi: Standardize title page, remove version number
23036 from copyright page.
23037 * doc/gccint.texi: Likewise.
23038 * doc/install.texi: Standardize title page, add table of
23041 2007-02-26 Jan Hubicka <jh@suse.cz>
23043 * predict.def: Set outcomes according to more recent results.
23044 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
23045 Remove dead predictors.
23046 * predict.c (return_prediction): Fix pasto.
23048 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23050 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
23051 change; avoid a memory leak when returning early.
23053 2007-02-26 Mark Mitchell <mark@codesourcery.com>
23055 * c-decl.c (static_ctors): Move to c-common.c.
23056 (static_dtors): Likewise.
23057 (finish_function): Use c_record_cdtor_fn.
23058 (build_cdtor): Move to c-common.c.
23059 (c_write_global_declarations): Use c_build_cdtor_fns.
23060 * c-common.h (static_ctors): Declare.
23061 (static_dtors): Likewise.
23062 (c_record_cdtor_fn): Likewise.
23063 (c_build_cdtor_fns): Likewise.
23064 * c-common.c (static_ctors): New variable.
23065 (static_dtors): Likewise.
23066 (c_record_cdtor_fn): New function.
23067 (build_cdtor): Move from c-decl.c
23068 (c_build_cdtor_fns): New function.
23070 * output.h (assemble_addr_to_section): Declare.
23071 (get_cdtor_priority_section): Likewise.
23072 * varasm.c (assemble_addr_to_section): New function.
23073 (get_cdtor_priority_section): Likewise.
23074 (default_named_section_asm_out_destructor): Use them.
23075 (destor_dtor_section_asm_out_destructor): Likewise.
23076 (default_named_section_asm_out_constructor): Likewise.
23077 (default_ctor_section_asm_out_constructor): Likewise.
23078 * config.gcc (*-*-vxworks*): Include vxworks.o.
23079 * config/t-vxworks (vxworks.o): New target.
23080 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
23081 (TARGET_ASM_CONSTRUCTOR): Define.
23082 (TARGET_ASM_DESTRUCTOR): Likewise.
23083 (vxworks_asm_out_constructor): Declare.
23084 (vxworks_asm_out_destructor): Likewise.
23086 * c-common.c (get_priority): Check that we have not just an
23087 INTEGER_CST, but an integer constant with integeral type.
23089 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
23091 PR tree-optimization/30938
23092 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
23093 use &dt[nargs-1] instead of &dt[nargs] in the call to
23094 vect_is_simple_use().
23096 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
23098 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
23099 from register elimination as PRE_MODIFY / POST_MODIFY increments.
23100 Do not attempt to handle MEM inside auto-inc expressions.
23101 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
23102 of a register modified by an auto-inc expression. However, do handle
23103 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
23104 (elimination_effects): Prohibit elimination of a register modified
23105 by an auto-inc expression. Disable register elimination rules whose
23106 target register is modified by an auto-inc expression with variable
23109 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
23111 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
23113 (array_at_struct_end_p): New function.
23114 (idx_infer_loop_bounds): Use it.
23115 (estimate_numbers_of_iterations_loop): Export.
23116 * predict.c (predict_loops): Use estimated_loop_iterations_int.
23117 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
23118 (tree_estimate_probability): Call record_loop_exits.
23119 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
23120 (estimated_loop_iterations, estimated_loop_iterations_int,
23121 estimated_loop_iterations_tree): New functions.
23122 (analyze_siv_subscript_cst_affine,
23123 compute_overlap_steps_for_affine_1_2,
23124 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
23125 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
23126 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
23127 (PRED_LOOP_ITERATIONS_GUESSED): New.
23128 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
23129 * cfgloop.h (estimate_numbers_of_iterations_loop,
23130 estimated_loop_iterations_int): Declare.
23132 2007-02-25 Mark Mitchell <mark@codesourcery.com>
23134 * doc/extend.texi: Document optional priority argument to
23135 constructors and destructors.
23136 * tree.c (init_priority_for_decl): Adjust GTY markers.
23137 (init_ttree): Use priority-info hash functions for
23138 init_priority_for_decl.
23139 (tree_map_eq): Rename to ...
23140 (tree_map_base_eq): ... this.
23141 (tree_map_marked_p): Rename to ...
23142 (tree_map_base_marked_p): ... this.
23143 (tree_map_base_hash): New function.
23144 (decl_init_priority_lookup): Rework.
23145 (decl_fini_priority_lookup): New function.
23146 (decl_priority_info): New function.
23147 (decl_init_priority_insert): Use it.
23148 (decl_fini_priority_insert): Likewise.
23149 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
23151 (decl_restrict_base_insert): Likewise.
23152 (decl_debug_expr_insert): Likewise.
23153 (decl_value_expr_lookup): Likewise.
23154 (decl_value_expr_insert): Likewise.
23155 * tree.h (priority_type): New type.
23156 (decl_init_priority_lookup): Use priority_type.
23157 (decl_fini_priority_lookup): New function.
23158 (decl_init_priority_insert): Use priority_type.
23159 (decl_fini_priority_insert): New function.
23160 (DECL_HAS_INIT_PRIORITY): Tweak comments.
23161 (DECL_INIT_PRIORITY): Likewise.
23162 (SET_DECL_INIT_PRIORITY): Add comment.
23163 (DECL_FINI_PRIORITY): New macro.
23164 (SET_DECL_FINI_PRIORITY): Likewise.
23165 (DEFAULT_INIT_PRIORITY): Document.
23166 (MAX_INIT_PRIORITY): Likewise.
23167 (MAX_RESERVED_INIT_PRIORITY): Likewise.
23168 (tree_map_base): New type.
23169 (tree_map_base_eq): New function.
23170 (tree_map_base_hash): Likewise.
23171 (tree_map_base_marked_p): Likewise.
23172 (tree_map): Inherit from tree_map_base.
23173 (tree_map_eq): Make it a macro.
23174 (tree_map_marked_p): Likewise.
23175 (tree_int_map): Inherit from tree_map_base.
23176 (tree_int_map_eq): Make it a macro.
23177 (tree_int_map_hash): Likewise.
23178 (tree_int_map_marked_p): Likewise.
23179 (tree_priority_map): New type.
23180 (tree_priority_map_eq): New macro.
23181 (tree_priority_map_hash): Likewise.
23182 (tree_priority_map_marked_p): Likewise.
23183 * varasm.c (emults_decl): Adjust for refactoring of tree_map
23185 (emutls_common_1): Likewise.
23186 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
23187 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
23188 of tree_map hierarchy.
23189 * tree-cfg.c (move_stmt_r): Likewise.
23190 (new_label_mapper): Likewise.
23191 * c-tree.h (c_expand_body): Move to ...
23192 * c-common.h (c_expand_body): ... here.
23193 * c-decl.c (c_expand_body): Move to ...
23194 * c-common.c (c_expand_body): ... here.
23195 (c_common_attribute_table): Allow 1 argument for the constructor
23196 and destructor attributes.
23197 (get_priority): New function.
23198 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
23199 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
23201 2007-02-24 Jan Hubicka <jh@suse.cz>
23203 PR middle-end/30509
23204 * tree-inline.c (copy_bb): Produce exact copy of EH info when
23205 copying for inlining.
23207 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
23208 Jan Hubicka <jh@suse.cz>
23211 * i386.c (counter_mode): New function.
23212 (expand_set_or_movmem_via_loop): Use it.
23213 (expand_movmem_epilogue): Likewise; fix pasto.
23214 (ix86_expand_movmem): Do emit guard even for constant counts.
23215 (ix86_expand_setmem): Likewise.
23217 2007-02-25 Nick Clifton <nickc@redhat.com>
23219 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
23220 (JUMP_TABLES_IN_TEXT_SECTION): Define.
23222 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
23225 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
23226 count argument with 0x10, not with 0x16.
23227 (expand_setmem_epilogue): Ditto.
23229 2007-02-24 Mike Stump <mrs@apple.com>
23231 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
23234 2007-02-24 Richard Guenther <rguenther@suse.de>
23236 PR middle-end/30951
23237 * fold-const.c (fold_binary): Fold x +- CST op x for
23238 EQ_EXPR and NE_EXPR.
23240 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23242 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
23244 2007-02-24 Jan Hubicka <jh@suse.cz>
23246 * cgraphunit.c (decide_is_function_needed): Honor
23247 -fkeep-inline-functions.
23249 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23251 * builtins.c (fold_builtin_modf): New.
23252 (fold_builtin_2): Use it.
23254 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
23256 * loop-iv.c (implies_p): Detect additional cases where A implies B.
23257 (determine_max_iter): Take additional LOOP arg; all callers changed.
23258 Lose broken logic dealing with PLUS. Try to limit the upper bound by
23259 one using simplifications.
23260 (simplify_using_initial_values): Return if the expression becomes
23261 invalid due to altered regs.
23263 2007-02-23 DJ Delorie <dj@redhat.com>
23265 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
23267 2007-02-23 Mike Stump <mrs@apple.com>
23269 * tlink.c (scan_linker_output): Parse linker messages from
23270 darwin9's linker better.
23272 2007-02-23 Steve Ellcey <sje@cup.hp.com>
23275 * varpool.c (varpool_assemble_pending_decls): Set
23276 varpool_last_needed_node to null.
23278 2007-02-23 DJ Delorie <dj@redhat.com>
23280 * config/i386/i386.c (ix86_data_alignment): Don't specify an
23281 alignment bigger than the object file can handle.
23283 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
23286 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
23287 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
23288 (*movsf_1): Penalize MMX moves.
23290 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
23292 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
23293 2^32-1 or more times unless flag_unsafe_loop_optimizations.
23295 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
23297 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23299 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
23300 (fold_builtin_1): Use them.
23301 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23302 BUILT_IN_SIGNIFICAND.
23304 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
23306 * config/i386/i386.c (bdesc_1arg): Initialize
23307 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
23308 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
23309 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
23310 and IX86_BUILTIN_MOVSLDUP.
23312 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
23314 PR rtl-optimization/30841
23315 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
23317 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23319 * builtins.c (fold_builtin_frexp): New.
23320 (fold_builtin_2): Use it.
23322 2007-02-22 Mark Mitchell <mark@codesourcery.com>
23324 * doc/invoke.texi (Spec Files): Document getenv spec function.
23326 * gcc.c (getenv_spec_function): New function.
23327 (static_spec_functions): Add it.
23328 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
23329 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
23332 2007-02-22 Michael Matz <matz@suse.de
23335 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
23336 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
23338 2007-02-22 Ian Lance Taylor <iant@google.com>
23341 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
23342 (mem_loc_descriptor): Call it.
23344 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
23345 Ira Rosen <irar@il.ibm.com>
23347 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
23349 2007-02-22 Ira Rosen <irar@il.ibm.com>
23351 PR tree-optimization/30843
23352 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
23353 stores only after all the group is vectorized.
23355 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
23357 PR tree-optimization/30858
23358 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
23359 in the reduction cycle have a single use in the loop.
23360 * tree-vectorizer.h (relevant): Add documentation.
23362 2007-02-20 Mike Stump <mrs@apple.com>
23364 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
23365 * configure: Regenerate.
23367 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23369 Change the defaults of some parameters and options.
23370 * config/spu/spu-protos.h (spu_optimization_options): Declare.
23371 * config/spu/spu.c (spu_optimization_options): Add.
23372 (spu_override_options): Change params in spu_optimization_options.
23373 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
23375 Register 127 is only 16 byte aligned when used as a frame pointer.
23376 * config/spu/spu-protos.h (spu_init_expanders): Declare.
23377 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
23378 HARD_FRAME_POINTER_REGNUM.
23379 (spu_legitimate_address): Use regno_aligned_for_reload.
23380 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
23381 aligned when frame_pointer_needed is true.
23382 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
23384 * config/spu/spu.h (INIT_EXPANDERS): Define.
23386 Make sure shift and rotate instructions have valid immediate operands.
23387 * config/spu/predicates.md (spu_shift_operand): Remove.
23388 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
23389 * config/spu/constraints.md (W, O): Extend range.
23390 * config/spu/spu.md (umask, nmask): Define.
23391 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
23392 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
23393 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
23394 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
23395 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
23396 (lshr<mode>3_reg): Fix rtl description.
23398 Make sure mulhisi immediate operands are valid.
23399 * config/spu/predicates.md (imm_K_operand): Add.
23400 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
23402 Generate constants using fsmbi and andi.
23403 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
23404 (print_operand, spu_split_immediate, classify_immediate,
23405 fsmbi_const_p): Handle IC_FSMBI2.
23407 Correctly handle a CONST_VECTOR containing symbols.
23408 * config/spu/spu.c (print_operand): Handle HIGH correctly.
23409 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
23410 (immediate_load_p): Allow symbols that use 2 instructions to create.
23411 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
23412 with symbols when flag_pic is set.
23413 (const_vector_immediate_p): New.
23414 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
23415 accept a CONST_VECTOR with symbols.
23416 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
23417 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
23419 * config/spu/spu.md (high, low): Delete.
23420 (low_<mode>): Define.
23422 Remove INTRmode and INTR_REGNUM, which didn't work.
23423 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
23425 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
23426 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
23427 peephole2 pattern): Don't use INTR or 131.
23428 (movintrcc): Delete.
23429 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
23430 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
23431 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
23432 (UNSPEC_SET_INTR): Add.
23433 * config/spu/spu-modes.def (INTR): Remove.
23435 More accurate warnings about run-time relocations.
23436 * config/spu/spu.c (reloc_diagnostic): Test in_section.
23438 Correctly warn about immediate arguments to specific intrinsics.
23439 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
23440 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
23441 the instruction predicate.
23443 Fix tree check errors with latest update.
23444 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
23446 (spu_expand_builtin): Use CALL_EXPR_FN.
23448 Add missing specific intrinsics.
23449 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
23451 * config/spu/spu_internals.h: Ditto.
23453 Fix incorrect operand modifiers.
23454 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
23455 * config/spu/spu.md (xor<mode>3): Change %S to %J.
23457 Optimize one case of zero_extend of a vec_select.
23458 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
23460 Accept any immediate for hbr.
23461 * config/spu/spu.md (hbr): Change s constraints to i.
23463 2007-02-21 Paul Brook <paul@codesourcery.com>
23465 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
23466 condexec_count when skipping USE and CLOBBER.
23468 2007-02-21 Nick Clifton <nickc@redhat.com>
23470 * common.opt (Warray-bounds): Add Warning attribute.
23471 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
23473 (fsized-zeroes): Add Optimization attribute.
23474 (fsplit-wide-types, ftree-scev-cprop): Likewise.
23475 * c.opt (Wc++0x-compat): Add Warning attribute.
23477 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
23479 PR middle-end/30761
23480 * reload1.c (eliminate_regs_in_insn): In the single_set special
23481 case, attempt to re-recognize the insn before falling back to
23482 having reload fix it up.
23484 2007-02-20 Eric Christopher <echristo@gmail.com>
23486 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
23487 Rewrite accordingly.
23488 (frv_read_iacc_argument): Ditto.
23489 (frv_expand_set_builtin): Take a call instead of arglist, update for
23491 (frv_expand_unop_builtin): Ditto.
23492 (frv_expand_binop_builtin): Ditto.
23493 (frv_expand_cut_builtin): Ditto.
23494 (frv_expand_binopimm_builtin): Ditto.
23495 (frv_expand_voidbinop_builtin): Ditto.
23496 (frv_expand_int_void2arg): Ditto.
23497 (frv_expand_prefetches): Ditto.
23498 (frv_expand_voidtriop_builtin): Ditto.
23499 (frv_expand_voidaccop_builtin): Ditto.
23500 (frv_expand_load_builtin): Ditto.
23501 (frv_expand_store_builtin): Ditto.
23502 (frv_expand_mdpackh_builtin): Ditto.
23503 (frv_expand_mclracc_builtin): Ditto.
23504 (frv_expand_mrdacc_builtin): Ditto.
23505 (frv_expand_mwtacc_builtin): Ditto.
23506 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
23509 2007-02-20 Janis Johnson <janis187@us.ibm.com>
23511 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
23512 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
23514 (HAVE_GAS_DFP): Check for assembler support of decimal floating
23515 point instructions.
23516 * configure: Regenerate.
23517 * config.in: Regenerate.
23518 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
23519 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
23520 masks to power6 and power6x and to POWERPC_MASKS.
23521 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23523 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
23524 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
23525 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23526 Access PROTOTYPE as variable, not mask.
23528 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23530 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
23531 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
23532 * combine.c (adjust_for_new_dest): Use it.
23533 * postreload.c (reload_combine): Likewise.
23535 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23537 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
23538 notes on an insn with multiple sets, even if single_set returns
23539 non-NULL for that insn.
23541 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23543 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
23544 scalbn and scalbln.
23546 2007-02-20 Geoffrey Keating <geoffk@apple.com>
23548 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
23549 if user didn't pass it.
23550 * config/i386/darwin.h (CC1_SPEC): Likewise.
23551 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
23552 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
23553 -mmacosx-version-min.
23555 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23556 Uros Bizjak <ubizjak@gmail.com>
23558 * optabs.h (enum optab_index): Add new OTI_scalb.
23559 (scalb_optab): Define corresponding macro.
23560 * optabs.c (init_optabs): Initialize scalb_optab.
23561 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
23563 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
23564 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
23565 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
23566 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
23567 flag_unsafe_math_optimizations is set.
23569 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
23570 to implement scalbf, scalb and scalbl built-ins as inline x87
23573 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23574 DJ Delorie <dj@redhat.com>
23577 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
23578 (diagnostic_report_diagnostic): ... here, and turn them into real
23579 errors. If warnings are inhibited, no need to do anything.
23581 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
23583 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
23584 better code generation.
23586 2007-02-20 Ben Elliston <bje@au.ibm.com>
23588 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
23590 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
23592 * config/alpha/alpha.c, config/alpha/alpha.md,
23593 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
23594 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
23595 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
23596 config/arm/lib1funcs.asm: Follow spelling conventions.
23598 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
23599 config/fr30/fr30.md, config/i386/i386.h,
23600 config/iq2000/iq2000.h, config/iq2000/predicates.md,
23601 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
23602 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
23603 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
23604 config/rs6000/altivec.md, config/rs6000/rs6000.c,
23605 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
23606 config/sparc/sparc.c, config/sparc/sparc.h,
23607 config/sparc/sparc.md, config/spu/constraints.md,
23608 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
23611 2007-02-20 Alan Modra <amodra@bigpond.net.au>
23614 * varasm.c (use_blocks_for_decl_p): Return false for decls with
23617 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23619 * doc/invoke.texi (-ftree-lrs): Remove.
23621 2007-02-19 Diego Novillo <dnovillo@redhat.com>
23623 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
23626 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
23628 * config/ia64/ia64.c (ia64_expand_builtin): Use the
23629 new CALL_EXPR_FN macro for retrieving the function
23630 declaration of the input expression.
23632 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23634 * c.opt (Waddress): New.
23635 * common.opt (Walways-true): Delete.
23636 (Wstring-literal-comparison): Delete.
23637 * doc/invoke.texi (Warning Options): Delete -Walways-true and
23638 -Wstring-literal-comparison. Add -Waddress.
23640 (Walways-true): Delete.
23641 (Wstring-literal-comparison): Delete.
23642 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
23643 consistently instead of -Walways-true in example.
23644 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
23645 * c-typeck.c (parser_build_binary_op): Replace
23646 -Wstring-literal-comparison and -Walways-true with -Waddress.
23647 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
23650 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23652 * tree-cfg.c (dump_function_to_file): Be prepared for functions
23653 without DECL_STRUCT_FUNCTION initialized.
23655 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23657 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
23658 due to calls to functions taking pointers as parameters.
23660 2007-02-19 Richard Henderson <rth@redhat.com>
23663 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
23666 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
23668 * config/s390/s390.c (s390_call_saved_register_used,
23669 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
23670 accessed to the new scheme.
23672 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23674 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
23675 (cris_print_index, cris_print_operand, cris_print_operand_address)
23676 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
23677 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
23678 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
23679 GET_CODE () == xxx.
23680 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
23681 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
23682 GO_IF_LEGITIMATE_ADDRESS): Ditto.
23683 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
23684 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
23685 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
23686 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
23687 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
23688 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
23689 (uminsi3, call, call_value): Ditto.
23690 (define_split: indir_to_reg_split, unnamed): Ditto.
23692 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
23694 PR tree-optimization/30975
23695 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
23698 2007-02-18 Eric Christopher <echristo@gmail.com>
23700 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
23701 Remove use of arglist.
23702 (mips_expand_builtin): Remove use of arglist, pass in expr.
23703 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
23704 (mips_expand_builtin_movtf): Ditto.
23705 (mips_expand_builtin_compare): Ditto.
23707 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23709 * tree-sra.c (sra_build_assignment): Replace assertion
23710 checking with a comment explaining why it can't be done.
23712 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23714 PR middle-end/30833
23715 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
23716 during CALL_EXPR representation conversion.
23717 * tree-ssa-propagate.c (set_rhs): Likewise.
23719 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23721 * tree-sra.c (sra_build_assignment): Disable assertion checking
23724 2007-02-18 Roger Sayle <roger@eyesopen.com>
23726 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
23727 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23728 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
23730 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
23731 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
23732 gimplify_init_ctor_eval_range, gimple_push_cleanup,
23733 gimplify_omp_for, gimplify_omp_atomic_pipeline,
23734 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
23735 force_gimple_operand): Likewise.
23736 * ipa-cp.c (constant_val_insert): Likewise.
23737 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
23738 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
23739 perfect_nestify): Likewise.
23740 * langhooks.c (lhd_omp_assignment): Likewise.
23741 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
23742 lower_copyprivate_clauses, lower_send_clauses,
23743 lower_send_shared_vars, expand_parallel_call,
23744 expand_omp_for_generic, expand_omp_for_static_nochunk,
23745 expand_omp_for_static_chunk, expand_omp_sections,
23746 lower_omp_single_copy, lower_omp_for_lastprivate,
23747 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
23748 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
23749 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
23752 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23754 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
23755 config/sh/sh.md: Follow spelling conventions.
23757 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
23758 config/frv/predicates.md: Follow spelling conventions.
23760 * config/m68k/linux-unwind.h: Fix a comment typo.
23761 * target.h: Follow spelling conventions.
23763 2007-02-18 Roger Sayle <roger@eyesopen.com>
23765 PR rtl-optimization/28173
23766 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
23767 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
23768 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
23769 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
23770 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
23772 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23774 * builtins.c (fold_builtin_load_exponent): New.
23775 (fold_builtin_2): Use it.
23777 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
23779 PR rtl-optimization/30773
23780 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
23781 if we fail to attach a REG_EQUIV note.
23783 2007-02-18 David Edelsohn <edelsohn@gnu.org>
23784 Roger Sayle <roger@eyesopen.com>
23786 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
23788 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23790 * calls.c (initialize_argument_information): Pass original EXP
23791 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
23792 code to split complex arguments here, as part of initializing the
23794 (expand_call): Remove code that builds a list of arguments and
23795 inserts implicit arguments into it. Instead, just count how many
23796 implicit arguments there will be so we can determine the size of
23797 the ARGS array, and let initialize_argument_information do the work.
23798 (split_complex_values): Delete unused function.
23800 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23802 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
23804 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23806 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
23807 for arg pointer based indexed addressing.
23809 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23811 * config/ia64/ia64.h, config/ia64/ia64.md,
23812 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
23813 spelling conventions.
23815 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23817 * config/m68k/m68k.c (split_di): New.
23818 * config/m68k/m68k-protos.h: Declare split_di.
23819 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
23820 Improve predicate handling and split constant shifts.
23822 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23824 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
23825 parameter for register bitfield operations, general predicates
23828 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23830 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
23831 * config/m68k/linux-unwind.h: New file.
23833 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23835 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
23836 config/i386/athlon.md, config/ia64/ia64.md,
23837 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
23838 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
23839 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
23840 tree-ssa-loop-niter.c, tree-vect-analyze.c,
23841 tree-vect-transform.c: Fix comment typos.
23843 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
23845 * sched-deps.c (find_insn_list): Remove.
23846 * sched-int.h: Remove the prototype for find_insn_list.
23848 2007-02-16 Geoffrey Keating <geoffk@apple.com>
23850 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
23852 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
23853 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
23854 darwin_rs6000_override_options.
23855 (C_COMMON_OVERRIDE_OPTIONS): Expect
23856 darwin_macosx_version_min to be non-NULL always.
23857 (TARGET_C99_FUNCTIONS): Likewise.
23858 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
23859 (DARWIN_MINVERSION_SPEC): New.
23860 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
23861 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
23863 (DARWIN_MINVERSION_SPEC): New.
23864 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
23866 * config/darwin-c.c (darwin_cpp_builtins): Expect
23867 darwin_macosx_version_min to be non-NULL always.
23869 * config/rs6000/rs6000.c: Clean up trailing whitespace.
23871 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
23873 * config/i386/i386.h (x86_use_xchgb): New.
23874 (TARGET_USE_XCHGB): New macro.
23875 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
23876 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
23877 Split after reload into bswaphi for shifts of 8.
23878 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
23879 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
23880 or when optimizing for size.
23882 2007-02-16 Richard Guenther <rguenther@suse.de>
23883 Christian Bruel <christian.bruel@st.com>
23885 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
23886 DECLs but prefer SSA_NAMEs over DECLs.
23888 2007-02-16 Richard Guenther <rguenther@suse.de>
23890 * tree-flow-inline.h (single_imm_use_p): Remove.
23891 (zero_imm_uses_p): Likewise.
23892 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
23893 instead of single_imm_use_p.
23894 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
23897 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23900 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
23901 nested double- and backquotes.
23903 2007-02-15 Roger Sayle <roger@eyesopen.com>
23905 PR middle-end/30391
23906 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
23907 should be unreachable.
23908 (build2_stat): Allow construction of MODIFY_EXPR at any time.
23909 For the time being redirect GIMPLE_MODIFY_STMT to the new
23910 (renamed) build_gimple_modify_stmt_stat.
23911 (build2_gimple_stat): Rename to...
23912 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
23913 Always build a GIMPLE_MODIFY_STMT node.
23914 * tree.h (build2_gimple, build2_gimple_stat): Delete.
23915 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
23918 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
23919 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
23920 * tree-complex.c (set_component_ssa_name, expand_complex_move,
23921 expand_complex_div_wide): Likewise.
23922 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
23923 * tree-ssa-loop-im.c (schedule_sm): Likewise.
23924 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
23925 * tree-ssa-loop-manip.c (create_iv): Likewise.
23926 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
23927 abs_replacement): Likewise.
23928 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
23929 realify_fake_stores): Likewise.
23931 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
23932 node rather than a GIMPLE_MODIFY_STMT node.
23933 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
23934 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
23936 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
23937 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
23938 GIMPLE_MODIFY_STMT.
23940 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23942 PR middle-end/30433
23943 * fold-const.c (fold_comparison): Add back the
23944 folding of constant complex comparisions.
23946 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23948 PR middle-end/30729
23949 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
23950 effects unknown to this function, return early.
23952 2007-02-15 Ian Lance Taylor <iant@google.com>
23954 * lower-subreg.c (move_eh_region_note): New static function.
23955 (resolve_simple_move): Call it.
23956 (decompose_multiword_subregs): Track blocks for which we resolve a
23957 simple move which is also a control flow insn. Pass them to
23958 find_many_sub_basic_blocks.
23959 (pass_lower_subreg): Add TODO_verify_flow.
23960 (pass_lower_subreg2): Likewise.
23962 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23963 Brooks Moses <brooks.moses@codesourcery.com>
23964 Lee Millward <lee.millward@codesourcery.com>
23966 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23967 (VL_EXP_CLASS_P): New.
23968 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23970 (TREE_OPERAND_CHECK_CODE): Likewise.
23971 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23972 (TREE_RTL_OPERAND_CHECK): Likewise.
23973 (tree_operand_check_failed): Make second parameter the whole tree
23974 instead of its code. Fixed callers.
23975 (VL_EXP_CHECK): New.
23976 (TREE_OPERAND_LENGTH): New.
23977 (VL_EXP_OPERAND_LENGTH): New.
23978 (CALL_EXPR_FN): New.
23979 (CALL_EXPR_STATIC_CHAIN): New.
23980 (CALL_EXPR_ARGS): New.
23981 (CALL_EXPR_ARG): New.
23982 (call_expr_nargs): New.
23983 (CALL_EXPR_ARGP): New.
23984 (build_nt_call_list): Declare.
23985 (build_vl_exp_stat): Declare.
23986 (build_vl_exp): New.
23987 (build_call_list): Declare.
23988 (build_call_nary): Declare.
23989 (build_call_valist): Declare.
23990 (build_call_array): Declare.
23991 (call_expr_arg): Declare.
23992 (call_expr_argp): Declare.
23993 (call_expr_arglist): Declare.
23994 (fold_build_call_list): Declare.
23995 (fold_build_call_list_initializer): Declare.
23996 (fold_call_expr): Declare to replace fold_builtin.
23997 (fold_builtin_fputs): Update to agree with modified definition.
23998 (fold_builtin_strcpy): Likewise.
23999 (fold_builtin_strncpy): Likewise.
24000 (fold_builtin_memory_chk): Likewise.
24001 (fold_builtin_stxcpy_chk): Likewise.
24002 (fold_builtin_strncpy_chk): Likewise.
24003 (fold_builtin_next_arg): Likewise.
24004 (fold_build_call_expr): Declare.
24005 (fold_builtin_call_list): Declare.
24006 (fold_builtin_call_valist): Declare.
24007 (build_call_expr): Declare.
24008 (validate_arglist): Update to agree with modified definition.
24009 (tree_operand_length): New.
24010 (call_expr_arg_iterator): New.
24011 (init_call_expr_arg_iterator): New.
24012 (next_call_expr_arg): New.
24013 (first_call_expr_arg): New.
24014 (more_call_expr_args_p): New.
24015 (FOR_EACH_CALL_EXPR_ARG): New.
24017 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
24018 and tcc_gimple_stmt.
24019 (tree_code_size): Update documentation. Use sizeof (tree) rather
24020 than sizeof (char *).
24021 (tree_size): Likewise. Add case for tcc_vl_exp.
24022 (tree_node_structure): Add case for tcc_vl_exp.
24023 (contains_placeholder_p): Likewise.
24024 (substitute_in_expr): Likewise.
24025 (substitute_placeholder_in_expr): Likewise.
24026 (stabilize_reference_1): Likewise.
24027 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
24028 to diagnose breakage of this interface for constructing CALL_EXPRs.
24029 (build_nt): Add similar assertion here.
24030 (build_nt_call_list): New.
24031 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
24032 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
24034 (get_callee_fndecl): Use new CALL_EXPR accessors.
24035 (tree_operand_check_failed): Change parameters to pass entire node
24036 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
24037 (process_call_operands): New.
24038 (build_vl_exp_stat): New.
24039 (build_call_list): New.
24040 (build_call_nary): New.
24041 (build_call_valist): New.
24042 (build_call_array): New.
24043 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24044 (call_expr_arglist): New.
24046 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
24047 tcc_vl_exp instead of a fixed-size tcc_expression.
24049 * doc/c-tree.texi (CALL_EXPR): Document new representation and
24050 accessors for CALL_EXPRs.
24051 (AGGR_INIT_EXPR): Likewise.
24053 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24054 Brooks Moses <brooks.moses@codesourcery.com>
24055 Lee Millward <lee.millward@codesourcery.com>
24057 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
24058 (expand_builtin_nonlocal_goto): Change parameter to be entire
24059 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
24060 (expand_builtin_prefetch): Likewise.
24061 (expand_builtin_classify_type): Likewise.
24062 (mathfn_built_in): Return NULL_TREE instead of 0.
24063 (expand_errno_check): Use new CALL_EXPR accessors.
24064 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
24065 Return NULL_RTX instead of 0.
24066 (expand_builtin_mathfn_2): Likewise.
24067 (expand_builtin_mathfn_3): Likewise.
24068 (expand_builtin_interclass_mathfn): Likewise.
24069 (expand_builtin_sincos): Likewise.
24070 (expand_builtin_cexpi): Likewise.
24071 (expand_builtin_int_roundingfn): Likewise.
24072 (expand_builtin_int_roundingfn_2): Likewise.
24073 (expand_builtin_pow): Likewise.
24074 (expand_builtin_powi): Likewise.
24075 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
24076 of arglist, fixing callers appropriately. Use new CALL_EXPR
24077 accessors and constructors. Return NULL_RTX instead of 0.
24078 (expand_builtin_strstr): Likewise.
24079 (expand_builtin_strchr): Likewise.
24080 (expand_builtin_strrchr): Likewise.
24081 (expand_builtin_strpbrk): Likewise.
24082 (expand_builtin_memcpy): Likewise.
24083 (expand_builtin_mempcpy): Likewise.
24084 (expand_builtin_mempcpy_args): New.
24085 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
24086 (expand_builtin_memmove_args): New.
24087 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
24088 (expand_movstr): Likewise.
24089 (expand_builtin_strcpy): Likewise.
24090 (expand_builtin_strcpy_args): New.
24091 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
24092 (expand_builtin_strncpy): Likewise.
24093 (expand_builtin_memset): Likewise.
24094 (expand_builtin_memset_args): New.
24095 (expand_builtin_bzero): Similarly to expand_builtin_memset.
24096 (expand_builtin_memcmp): Likewise.
24097 (expand_builtin_strcmp): Likewise.
24098 (expand_builtin_strncmp): Likewise.
24099 (expand_builtin_strcat): Likewise.
24100 (expand_builtin_strncat): Likewise.
24101 (expand_builtin_strspn): Likewise.
24102 (expand_builtin_strcspn): Likewise.
24103 (expand_builtin_args_info): Likewise.
24104 (expand_builtin_va_start): Likewise.
24105 (gimplify_va_arg_expr): Likewise.
24106 (expand_builtin_va_end): Likewise.
24107 (expand_builtin_va_copy): Likewise.
24108 (expand_builtin_frame_address): Likewise.
24109 (expand_builtin_alloca): Likewise.
24110 (expand_builtin_bswap): Likewise.
24111 (expand_builtin_unop): Likewise.
24112 (expand_builtin_fputs): Likewise.
24113 (expand_builtin_expect): Likewise.
24114 (expand_builtin_fabs): Likewise.
24115 (expand_builtin_copysign): Likewise.
24116 (expand_builtin_printf): Likewise.
24117 (expand_builtin_fprintf): Likewise.
24118 (expand_builtin_sprintf): Likewise.
24119 (expand_builtin_init_trampoline): Likewise.
24120 (expand_builtin_signbit): Likewise.
24121 (expand_builtin_fork_or_exec): Likewise.
24122 (expand_builtin_sync_operation): Likewise.
24123 (expand_builtin_compare_and_swap): Likewise.
24124 (expand_builtin_lock_test_and_set): Likewise.
24125 (expand_builtin_lock_release): Likewise.
24126 (expand_builtin): Likewise.
24127 (builtin_mathfn_code): Likewise.
24129 (fold_builtin_constant_p): Pass call arguments individually instead
24130 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24131 accessors and constructors. Return NULL_TREE instead of 0.
24132 (fold_builtin_expect): Likewise.
24133 (fold_builtin_classify_type): Likewise.
24134 (fold_builtin_strlen): Likewise.
24135 (fold_builtin_nan): Likewise.
24136 (integer_valued_real_p): Likewise.
24137 (fold_trunc_transparent_mathfn): Likewise.
24138 (fold_fixed_mathfn): Likewise.
24139 (fold_builtin_cabs): Likewise.
24140 (fold_builtin_sqrt): Likewise.
24141 (fold_builtin_cbrt): Likewise.
24142 (fold_builtin_cos): Likewise.
24143 (fold_builtin_cosh): Likewise.
24144 (fold_builtin_tan): Likewise.
24145 (fold_builtin_sincos): Likewise.
24146 (fold_builtin_cexp): Likewise.
24147 (fold_builtin_trunc): Likewise.
24148 (fold_builtin_floor): Likewise.
24149 (fold_builtin_ceil): Likewise.
24150 (fold_builtin_round): Likewise.
24151 (fold_builtin_int_roundingfn): Likewise.
24152 (fold_builtin_bitop): Likewise.
24153 (fold_builtin_bswap): Likewise.
24154 (fold_builtin_logarithm): Likewise.
24155 (fold_builtin_hypot): Likewise.
24156 (fold_builtin_pow): Likewise.
24157 (fold_builtin_powi): Likewise.
24158 (fold_builtin_exponent): Likewise.
24159 (fold_builtin_memset): Likewise.
24160 (fold_builtin_bzero): Likewise.
24161 (fold_builtin_memory_op): Likewise.
24162 (fold_builtin_bcopy): Deleted; call site changed to invoke
24163 fold_builtin_memory_op directly.
24164 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
24165 (fold_builtin_strncpy): Likewise.
24166 (fold_builtin_memcmp): Likewise.
24167 (fold_builtin_strcmp): Likewise.
24168 (fold_builtin_strncmp): Likewise.
24169 (fold_builtin_signbit): Likewise.
24170 (fold_builtin_copysign): Likewise.
24171 (fold_builtin_isascii): Likewise.
24172 (fold_builtin_toascii): Likewise.
24173 (fold_builtin_isdigit): Likewise.
24174 (fold_builtin_fabs): Likewise.
24175 (fold_builtin_abs): Likewise.
24176 (fold_builtin_fmin_fmax): Likewise.
24177 (fold_builtin_carg): Likewise.
24178 (fold_builtin_classify): Likewise.
24179 (fold_builtin_unordered_cmp): Likewise.
24181 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
24182 New functions split out from fold_builtin_1.
24183 (fold_builtin_n): New.
24184 (fold_builtin_varargs): New.
24185 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
24187 (fold_call_expr): New.
24188 (build_function_call_expr): Rewrite to use new helper function.
24189 (fold_builtin_call_list): New.
24190 (build_call_expr): New.
24191 (fold_builtin_call_valist): New.
24192 (rewrite_call_expr): New.
24193 (validate_arg): New.
24194 (validate_arglist): Change parameter to be entire CALL_EXPR instead
24195 of an arglist. Change return type to bool. Use new CALL_EXPR
24198 (fold_builtin_strstr): Pass call arguments individually instead
24199 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24200 accessors and constructors. Return NULL_TREE instead of 0.
24201 (fold_builtin_strchr): Likewise.
24202 (fold_builtin_strrchr): Likewise.
24203 (fold_builtin_strpbrk): Likewise.
24204 (fold_builtin_strcat): Likewise.
24205 (fold_builtin_strncat): Likewise.
24206 (fold_builtin_strspn): Likewise.
24207 (fold_builtin_strcspn): Likewise.
24208 (fold_builtin_fputs): Likewise.
24209 (fold_builtin_next_arg): Likewise.
24210 (fold_builtin_sprintf): Likewise.
24212 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
24213 NULL_RTX instead of 0.
24214 (expand_builtin_memory_chk): Likewise.
24215 (maybe_emit_chk_warning): Likewise.
24216 (maybe_emit_sprintf_chk_warning): Likewise.
24218 (fold_builtin_object_size): Pass call arguments individually instead
24219 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24220 accessors and constructors. Return NULL_TREE instead of 0.
24221 (fold_builtin_memory_chk): Likewise.
24222 (fold_builtin_stxcpy_chk): Likewise.
24223 (fold_builtin_strncpy_chk): Likewise.
24224 (fold_builtin_strcat_chk): Likewise.
24225 (fold_builtin_strcat_chk): Likewise.
24226 (fold_builtin_strncat_chk): Likewise.
24227 (fold_builtin_sprintf_chk): Likewise.
24228 (fold_builtin_snprintf_chk): Likewise.
24229 (fold_builtin_printf): Likewise.
24230 (fold_builtin_vprintf): Likewise.
24232 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
24234 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
24235 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24236 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
24237 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
24238 (fold_unary): Likewise.
24239 (fold_binary): Likewise.
24240 (fold_ternary): Remove CALL_EXPR case, since they are no longer
24241 ternary expressions.
24242 (fold): Add logic for tcc_vl_exp.
24243 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
24244 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24245 (fold_build3_stat): Add assertion to flag broken interface for
24246 constructing CALL_EXPRs.
24247 (fold_build_call_list): New.
24248 (fold_build_call_list_initializer): New.
24249 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
24251 (fold_strip_sign_ops): Likewise.
24253 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24254 Brooks Moses <brooks.moses@codesourcery.com>
24255 Lee Millward <lee.millward@codesourcery.com>
24257 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
24258 accessors and dump arguments explicitly.
24260 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
24262 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
24264 (print_call_name): Use new CALL_EXPR accessors.
24266 * print-tree.c (print_node): Add case tcc_vl_exp. Print
24267 CALL_EXPR arguments explicitly instead of as a list. Use
24268 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24270 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
24271 (vrp_visit_stmt): Likewise.
24273 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
24274 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
24276 (force_move_till_expr): Likewise.
24278 * targhooks.c (default_external_stack_protect_fail): Use
24279 build_call_expr instead of build_function_call_expr.
24280 (default_hidden_stack_protect_fail): Likewise.
24282 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
24285 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
24286 and walk arguments explicitly.
24288 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
24289 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24290 (expand_simple_operations): Likewise.
24291 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
24293 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
24294 of TREE_CODE_LENGTH.
24295 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
24297 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
24298 instead of TREE_CODE_LENGTH.
24300 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
24301 (tree_ic_transform): Likewise.
24302 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
24303 parameter instead of arglist. Fix callers.
24304 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
24305 (tree_stringops_transform): Likewise.
24306 (tree_indirect_call_to_profile): Likewise.
24307 (tree_stringops_values_to_profile): Likewise.
24309 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
24310 (eliminate_tail_call): Likewise.
24312 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
24314 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24315 Use TREE_OPERAND_LENGTH and generalize to handle any number of
24317 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
24319 * omp-low.c (build_omp_barrier): Use build_call_expr.
24320 (lower_rec_input_clauses): Likewise.
24321 (lower_reduction_clauses): Likewise.
24322 (expand_parallel_call): Likewise.
24323 (maybe_catch_exception): Likewise.
24324 (expand_omp_for_generic): Likewise.
24325 (expand_omp_for_static_nochunk): Likewise.
24326 (expand_omp_sections): Likewise.
24327 (lower_omp_single_simple): Likewise.
24328 (lower_omp_single_copy): Likewise.
24329 (lower_omp_master): Likewise.
24330 (lower_omp_ordered): Likewise.
24331 (lower_omp_critical): Likewise.
24333 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
24334 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
24336 * tree-gimple.c (is_gimple_call_addr): Fix doc.
24337 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
24338 TREE_CODE_LENGTH. Add tcc_vl_exp case.
24340 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
24341 and generalize to handle any number of operands.
24342 (chrec_contains_undetermined): Likewise.
24343 (tree_contains_chrecs): Likewise.
24344 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
24346 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
24348 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
24349 fold_call_expr instead of fold_builtin.
24350 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
24351 match declarations there.
24352 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
24355 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
24356 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24358 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
24359 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
24361 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
24364 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
24365 (execute_cse_sincos): Use new CALL_EXPR accessors.
24367 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
24369 * gimple-low.c (lower_function_body): Use build_call_expr.
24370 (lower_builtin_setjmp): Likewise.
24372 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
24373 (set_storage_via_libcall): Likewise.
24374 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
24375 instead of TREE_CODE_LENGTH.
24376 (expand_expr_real_1): Use new CALL_EXPR accessors.
24378 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
24379 generalize to handle any number of operands.
24380 (TB_parent_eq): Likewise.
24382 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
24383 (strip_builtin_expect): Likewise.
24385 * function.c (gimplify_parameters): Use build_call_expr.
24387 * tree-vectorizer.c (vect_is_simple_reduction): Use
24388 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24390 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
24391 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
24393 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
24396 * gimplify.c (build_stack_save_restore): Use build_call_expr.
24397 (gimplify_decl_expr): Likewise.
24398 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
24399 Use new CALL_EXPR iterators.
24400 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
24401 (gimplify_modify_expr_to_memset): Likewise.
24402 (gimplify_variable_sized_compare): Likewise.
24403 (gimplify_omp_atomic_fetch_op): Likewise.
24404 (gimplify_omp_atomic_pipeline): Likewise.
24405 (gimplify_omp_atomic_mutex): Likewise.
24406 (gimplify_function_tree): Likewise.
24408 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
24409 (call_expr_flags): Likewise.
24410 (expand_call): Likewise.
24412 * except.c (expand_builtin_eh_return_data_regno): Pass entire
24413 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24416 * coverage.c (create_coverage): Use build_call_expr.
24418 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
24419 (temp_call_expr_obstack): New.
24420 (pool_copy_list): Delete.
24421 (temp_copy_call_expr): New.
24422 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
24423 CALL_EXPR accessors. Get rid of special goo for copying argument
24424 lists and use temp_copy_call_expr instead.
24425 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
24426 CALL_EXPR accessors.
24427 (create_expression_by_pieces): Likewise. Use build_call_array
24428 to construct the result instead of fold_build3.
24429 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
24430 dealing with argument lists.
24431 (init_pre): Remove references to expression_node_pool and
24432 list_node_pool. Init temp_call_expr_obstack instead.
24433 (fini_pre): Remove references to expression_node_pool and
24436 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
24437 and walk arguments explicitly instead of as a list.
24439 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
24440 (mx_register_decls): Likewise.
24441 (mudflap_register_call): Likewise.
24442 (mudflap_finish_file): Likewise.
24444 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
24445 (ipa_callsite_compute_param): Likewise.
24447 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
24448 accessors and constructor.
24450 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
24451 accessors and constructor.
24452 (convert_tramp_reference): Likewise.
24453 (convert_call_expr): Likewise.
24454 (finalize_nesting_tree_1): Likewise.
24456 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
24459 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
24461 * tree-inline.c (initialize_inlined_parameters): Pass entire
24462 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24464 (estimate_num_insns_1): Use new CALL_EXPR accessors.
24465 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
24467 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
24468 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24469 (vectorizable_reduction): Likewise.
24470 (vectorizable_call): Use new CALL_EXPR iterators.
24471 (vectorizable_conversion): Use build_call_expr.
24472 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
24473 (vect_gen_widened_results_half): Use build_call_expr.
24474 (vect_setup_realignment): Likewise.
24475 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
24477 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
24478 (pass_through_call): Likewise.
24479 (compute_object_sizes): Likewise. Use fold_call_expr instead of
24482 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
24483 (tree_gen_pow2_profiler): Likewise.
24484 (tree_gen_one_value_profiler): Likewise.
24485 (tree_gen_ic_func_profiler): Likewise.
24486 (tree_gen_average_profiler): Likewise.
24487 (tree_gen_ior_profiler): Likewise.
24489 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
24490 (find_func_aliases): Use new CALL_EXPR accessors. Add case
24491 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24493 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
24494 of TREE_CODE_LENGTH.
24496 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
24497 of TREE_CODE_LENGTH.
24499 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
24501 (convert_to_integer): Likewise.
24503 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
24506 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24507 Brooks Moses <brooks.moses@codesourcery.com>
24508 Lee Millward <lee.millward@codesourcery.com>
24510 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
24512 * config/frv/frv.c (frv_expand_builtin): Likewise.
24513 * config/s390/s390.c (s390_expand_builtin): Likewise.
24515 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
24516 (sparc_expand_builtin): Use new CALL_EXPR accessors.
24518 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
24519 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
24520 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
24521 (ix86_expand_store_builtin): Likewise.
24522 (ix86_expand_unop_builtin): Likewise.
24523 (ix86_expand_unop1_builtin): Likewise.
24524 (ix86_expand_sse_compare): Likewise.
24525 (ix86_expand_sse_comi): Likewise.
24526 (ix86_expand_vec_init_builtin): Likewise.
24527 (ix86_expand_vec_ext_builtin): Likewise.
24528 (ix86_expand_vec_set_builtin): Likewise.
24529 (ix86_expand_builtin): Use new CALL_EXPR accessors.
24531 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
24532 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
24534 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
24535 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24536 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
24538 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
24540 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
24541 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
24542 arglist. Use new CALL_EXPR accessors. Fix callers.
24543 (altivec_expand_abs_builtin): Likewise.
24544 (rs6000_expand_binop_builtin): Likewise.
24545 (altivec_expand_predicate_builtin): Likewise.
24546 (altivec_expand_lv_builtin): Likewise.
24547 (spe_expand_stv_builtin): Likewise.
24548 (altivec_expand_stv_builtin): Likewise.
24549 (rs6000_expand_ternop_builtin): Likewise.
24550 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
24551 (altivec_expand_st_builtin): Likewise.
24552 (altivec_expand_dst_builtin): Likewise.
24553 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
24554 arglist. Use new CALL_EXPR accessors. Fix callers.
24555 (altivec_expand_vec_set_builtin): Likewise.
24556 (altivec_expand_vec_ext_builtin): Likewise.
24557 (altivec_expand_builtin): Use new CALL_EXPR accessors.
24558 (spe_expand_builtin): Likewise.
24559 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
24560 arglist. Use new CALL_EXPR accessors. Fix callers.
24561 (spe_expand_evsel_builtin): Likewise.
24562 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
24563 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
24565 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
24566 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24567 (arm_expand_unop_builtin): Likewise.
24568 (arm_expand_builtin): Use new CALL_EXPR accessors.
24570 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
24573 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
24574 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
24576 (bfin_expand_unop_builtin): Likewise.
24577 (bfin_expand_builtin): Use new CALL_EXPR accessors.
24579 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24580 Brooks Moses <brooks.moses@codesourcery.com>
24581 Lee Millward <lee.millward@codesourcery.com>
24583 * c-semantics.c (build_stmt): Add internal diagnostic check.
24585 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
24586 accessors. Print arguments explicitly instead of as a list.
24588 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
24590 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
24591 (c_finish_omp_flish): Likewise.
24593 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
24594 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
24595 instead of TREE_CODE_LENGTH.
24596 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
24597 (c_warn_unused_result): Likewise.
24599 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24602 * doc/invoke.texi (Warning Options): Remove
24603 -Werror-implicit-function-declaration.
24604 (Wimplicit-function-declaration): Update description.
24605 * opts.c (common_handle_option): Move handling of -Werror=* to...
24606 (enable_warning_as_error): ...here.
24607 * opts.h (enable_warning_as_error): Declare.
24608 * c-decl.c (implicit_decl_warning): Unless
24609 -Wno-implicit-function-declaration is given, emit a pedwarn if
24610 -std=c99 or emit a warning if -Wimplicit-function-declaration.
24611 * c.opt (Wimplicit-function-declaration): Replace
24612 mesg_implicit_function_declaration with
24613 warn_implicit_function_declaration.
24614 * c-opts.c (c_common_handle_option):
24615 -Werror-implicit-function-declaration is exactly equal as
24616 -Werror=implicit-function-declaration.
24617 (set_Wimplicit): Replace mesg_implicit_function_declaration with
24618 warn_implicit_function_declaration.
24619 (c_common_post_options): -Wimplict-function-declaration is enabled
24620 by default by -std=c99, otherwise is disabled by default.
24621 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
24623 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24625 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
24626 DECL on the rhs to a DECL on the lhs for debug info purposes if the
24627 former is ignored but not the latter.
24629 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24631 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
24632 is made and the reference doesn't use the alias set of its type,
24633 do not create the temporary using that type.
24635 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
24637 * jump.c: Remove prototypes for delete_computation and
24638 delete_prior_computation.
24640 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24642 * jump.c (get_label_after): Delete.
24643 (get_label_before, delete_computation, delete_jump,
24644 delete_prior_computation, follow_jumps): Move...
24645 * reorg.c (delete_computation, delete_prior_computation): ... here...
24646 (get_label_before, delete_jump): ... making these static ...
24647 (follow_jumps): ... and simplifying this since it only runs after
24649 * rtl.h (get_label_after, get_label_before, delete_jump,
24650 follow_jumps): Delete prototypes.
24652 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24654 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
24656 2007-02-15 Nick Clifton <nickc@redhat.com>
24658 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
24659 order to prevent it from being munged by the target.
24661 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
24663 * config/i386/i386.md: Remove misleading comment.
24665 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24667 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
24668 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
24671 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24673 * tree-sra.c (instantiate_missing_elements): Canonicalize
24675 (sra_build_assignment): New.
24676 (generate_copy_inout, generate_element_copy,
24677 generate_element_zero, generate_one_element_init): Use it.
24679 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24681 * tree-sra.c (instantiate_missing_elements): Canonicalize
24683 (sra_build_assignment): New.
24684 (generate_copy_inout, generate_element_copy,
24685 generate_element_zero, generate_one_element_init): Use it.
24687 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24689 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
24692 2007-02-14 Joseph Myers <joseph@codesourcery.com>
24694 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
24695 types as aggregates not scalars.
24696 * function.c (assign_stack_temp_for_type): Likewise.
24698 2007-02-14 Roger Sayle <roger@eyesopen.com>
24699 Zdenek Dvorak <dvorakz@suse.cz>
24701 * tree-dump.c (dump_switch_p_1): Require exact match of the option
24704 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
24706 * passes.c (next_pass_1): Clear the next field of the copied
24709 2007-02-14 Richard Henderson <rth@redhat.com>
24711 * tree-sra.c (early_sra): New.
24712 (decl_can_be_decomposed_p): Deny va_list if early_sra.
24713 (tree_sra_early, pass_sra_early): New.
24714 * tree-pass.h (pass_sra_early): Declare.
24715 * passes.c (init_optimization_passes): Use it.
24717 2007-02-14 Richard Guenther <rguenther@suse.de>
24719 * flags.h (issue_strict_overflow_warning): Convert to a macro.
24721 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
24723 PR tree-optimization/30771
24724 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
24726 (vect_analyze_operations): Induction phis can now be marked as
24728 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
24729 Update documentation accordingly.
24731 2007-02-14 Nick Clifton <nickc@redhat.com>
24733 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
24734 most 3 arguments are supported.
24735 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
24737 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
24739 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
24740 Ensure dst->current is valid.
24742 2007-02-13 Paul Brook <paul@codesourcery.com>
24744 * config.gcc: Add arm*-*-uclinux-*eabi.
24745 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
24746 (SUBTARGET_EXTRA_LINK_SPEC): Define.
24747 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
24748 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
24749 (LINK_SPEC): Define.
24750 (LIB_SPEC): Define.
24751 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
24753 * config/arm/uclinux-eabi.h: New file.
24754 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
24755 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
24758 2007-02-13 Ian Lance Taylor <iant@google.com>
24760 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
24761 * flags.h (warn_strict_overflow): Declare.
24762 (enum warn_strict_overflow_code): Define.
24763 (issue_strict_overflow_warning): New static inline function.
24764 * opts.c (warn_strict_overflow): New variable.
24765 (common_handle_option): Handle OPT_Wstrict_overflow and
24766 OPT_Wstrict_overflow_.
24767 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
24769 * fold-const.c: Include intl.h.
24770 (fold_deferring_overflow_warnings): New static variable.
24771 (fold_deferred_overflow_warning): New static variable.
24772 (fold_deferred_overflow_code): New static variable.
24773 (fold_defer_overflow_warnings): New function.
24774 (fold_undefer_overflow_warnings): New function.
24775 (fold_undefer_and_ignore_overflow_warnings): New function.
24776 (fold_deferring_overflow_warnings_p): New function.
24777 (fold_overflow_warning): New static function.
24778 (make_range): Add strict_overflow_p parameter. Change all
24780 (extract_muldiv, extract_muldiv_1): Likewise.
24781 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
24782 tree_expr_nonnegative_p.
24783 (fold_negate_expr): Call fold_overflow_warning.
24784 (fold_range_test): Likewise.
24785 (fold_comparison): Likewise.
24786 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
24787 instead of tree_expr_nonnegative_p.
24788 (tree_expr_nonnegative_warnv_p): Rename from
24789 tree_expr_nonnegative_p, add strict_overflow_p parameter.
24790 (tree_expr_nonnegative_p): New function.
24791 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
24792 strict_overflow_p parameter.
24793 (tree_expr_nonzero_p): New function.
24794 * passes.c (verify_interpass_invariants): New static function.
24795 (execute_one_pass): Call it.
24796 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
24798 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
24799 (estimate_numbers_of_iterations): Likewise.
24800 (scev_probably_wraps_p): Likewise.
24801 * tree-ssa-ccp.c: Include "toplev.h".
24802 (evaluate_stmt): Defer fold overflow warnings until we know we are
24804 (struct fold_stmt_r_data): Add stmt field.
24805 (fold_stmt_r): Defer fold overflow warnings until we know we
24807 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
24808 (fold_stmt_inplace): Likewise.
24809 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
24810 (cleanup_control_expr_graph): Defer fold overflow warnings until
24811 we know we are going to optimize.
24812 * tree-cfg.c (fold_cond_expr_cond): Likewise.
24813 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
24815 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
24816 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
24817 * tree-ssa-loop-manip.c (create_iv): Likewise.
24818 * c-typeck.c (build_conditional_expr): Likewise.
24819 (build_binary_op): Likewise.
24820 * tree-vrp.c (vrp_expr_computes_nonzero): Call
24821 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
24822 (extract_range_from_unary_expr): Likewise.
24823 * simplify-rtx.c (simplify_const_relational_operation): Warn when
24824 assuming that signed overflow does not occur.
24825 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
24826 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
24827 (fold_defer_overflow_warnings): Declare.
24828 (fold_undefer_overflow_warnings): Declare.
24829 (fold_undefer_and_ignore_overflow_warnings): Declare.
24830 (fold_deferring_overflow_warnings_p): Declare.
24831 (tree_expr_nonzero_warnv_p): Declare.
24832 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
24833 of warning options.
24834 (Warning Options): Document -Wstrict-overflow.
24835 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
24836 (tree-ssa-ccp.o): Likewise.
24837 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
24838 (fold-const.o): Depend on intl.h.
24840 2007-02-13 Ian Lance Taylor <iant@google.com>
24842 PR middle-end/30751
24843 * lower-subreg.c (resolve_simple_move): Decompose subregs in
24846 2007-02-13 Stuart Hastings <stuart@apple.com>
24848 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
24850 2007-02-13 Richard Henderson <rth@redhat.com>
24852 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
24853 handled_component_p before looking for the indirect_ref.
24855 2007-02-13 Richard Henderson <rth@redhat.com>
24857 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
24858 remove flags clobber.
24859 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
24860 (bswaphi_lowpart): New.
24861 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
24862 remove TARGET_BSWAP test. Delete expander of the same name.
24864 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
24865 (expand_unop): Use them.
24867 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
24869 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
24870 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
24871 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
24872 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
24873 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
24874 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
24875 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
24876 assembler dialect choice from asm templates.
24878 2007-02-12 Richard Henderson <rth@redhat.com>
24880 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
24881 (fixuns_trunc<SSEMODEF>si2): Use it.
24882 * config/i386/sse.md (vec_setv4sf_0): Export.
24883 * config/i386/i386.c (ix86_build_const_vector): Export.
24884 (ix86_split_convert_uns_si_sse): Rename from
24885 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
24886 * config/i386/i386-protos.h: Update.
24888 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24891 * c-typeck.c (c_finish_return): Improve warning message.
24893 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24895 * alias.c (find_symbolic_term): Delete unused function.
24897 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
24899 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
24900 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
24901 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
24903 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24905 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
24906 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
24907 the function, temporarily point the debug interface to the null one.
24909 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24911 * dwarf2out.c (round_up_to_align): New static function.
24912 (field_byte_offset): Use it to round the offset.
24914 2007-02-12 Richard Henderson <rth@redhat.com>
24916 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
24917 (inswl_const): Export.
24919 2007-02-12 Richard Henderson <rth@redhat.com>
24921 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
24922 result mode of the libcall, convert back to outmode.
24924 2007-02-12 Roger Sayle <roger@eyesopen.com>
24926 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
24927 (bswapdi2): New define_expand to implement 32-bit implementation.
24929 2007-02-12 Nick Clifton <nickc@redhat.com>
24931 * doc/invoke.texi (Overall Options): Document --help=.
24932 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
24933 (cc1_options): Pass --help= on to cc1.
24934 (display_help): Add description of --help=.
24935 (process_command): Add code to handle --help=. Allow translated
24936 --help and --target-help switches to be passed on to compiler
24938 (main): Remove unused if statement.
24939 * opts.c (columns): Remove.
24940 (LEFT_COLUMN): Define.
24941 (wrap_help): Add columns argument.
24942 (print_filtered_help): Change parameters to be an include bitmask,
24943 an exclude bitmask, an any bitmask and the column width. Move the
24944 code to display the params list here. Add code to display the
24945 status of options rather than their descriptions if the quiet flag
24947 (print_specific_help): Change parameters to be an include bitmask,
24948 an exclude bitmask and an any bitmask. Move code to look up the
24949 column width here. Decide upon the title for an options listing.
24950 (common_handle_options): Add code to handle --help=. Adapt code
24951 for --help and --target-help to use the revised form of the
24952 print_specific_help function.
24953 (print_help): Delete.
24954 (print_param_help): Delete.
24955 (print_switch): Delete.
24956 * opts.h (cl_lang_count): Add prototype.
24957 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24958 CL_MAX_OPTION_CLASS): New defines.
24959 * optc-gen.awk: Add construction of cl_lang_count.
24960 * c.opt: Add Warning attribute to warning options and Optimization
24961 attribute to optimization options.
24962 * common.opt: Likewise.
24964 Add -fhelp and -ftarget-help as aliases for the transformed --help
24965 and --target-help options.
24966 * opt-functions.awk: Add code to handle Warning and Optimization
24969 2007-02-12 Richard Henderson <rth@redhat.com>
24971 * config/alpha/constraints.md: New file.
24972 * config/alpha/alpha.c: Include tm-constrs.h.
24973 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24974 alpha_extra_constraint): Remove.
24975 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24976 * config/alpha/alpha-protos.h: Update.
24977 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24978 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24979 (EXTRA_CONSTRAINT): Remove.
24980 * config/alpha/alpha.md: Include constraints.md.
24981 (adddi splitter): Use satisfies_constraint_*.
24982 * config/alpha/predicates.md (add_operand): Likewise.
24983 (sext_add_operand, addition_operation): Likewise.
24985 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24987 PR tree-optimization/29145
24988 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24989 in our handling of restrict qualified pointers.
24991 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24994 * doc/invoke.texi (Wunused-value): Update description.
24995 (Wextra): Delete item.
24996 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24997 value of Wunused-value.
24998 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24999 (c_finish_stmt_expr): Don't check extra_warnings.
25000 (emit_side_effect_warnings): The caller is responsible to check
25003 2007-02-11 Roger Sayle <roger@eyesopen.com>
25004 Matt Thomas <matt@3am-software.com>
25006 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
25008 2007-02-11 Roger Sayle <roger@eyesopen.com>
25010 * simplify-rtx.c (simplify_relational_operation_1): Optimize
25011 comparisons of POPCOUNT against zero.
25012 (simplify_const_relational_operation): Likewise.
25014 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25016 * doc/invoke.texi (Wextra): Delete outdated paragraph.
25018 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25020 * dwarf2out.c (root_type): Delete unused function.
25022 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25024 * genattrtab.c (contained_in_p): Delete unused function.
25025 (write_expr_attr_cache): Likewise.
25027 2007-02-11 Jan Hubicka <jh@suse.cz>
25029 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
25032 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
25034 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
25035 to add the REG_EQ* note.
25036 * see.c (see_merge_one_use_extension): Likewise.
25037 * local-alloc.c (update_equiv_regs): Likewise. Also don't
25038 turn REG_EQUAL notes into REG_EQUIV notes if the target
25039 register may have more than one set.
25040 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
25041 * gcse.c (try_replace_reg): Likewise.
25042 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
25043 * calls.c (fixup_tail_calls): Likewise. Abort if there is
25044 more than one REG_EQUIV note.
25045 * reload1.c (gen_reload): Use set_unique_reg_note.
25047 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
25049 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
25050 (ix86_builtin_conversion): New function.
25052 2007-02-06 Mark Mitchell <mark@codesourcery.com>
25055 * tree.h (DECL_REPLACEABLE_P): New macro.
25056 * except.c (set_nothrow_function_flags): Likewise.
25058 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
25059 Ira Rosen <irar@il.ibm.com>
25060 Dorit Nuzman <dorit@il.ibm.com>
25062 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
25063 * targhooks.c (default_builtin_vectorized_conversion): New.
25064 * targhooks.h (default_builtin_vectorized_function): New declaration.
25065 * target.h (struct vectorize): Add builtin_conversion field.
25066 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
25067 stmt_vec_info_type value.
25068 (vectorizable_conversion): New declaration.
25069 * tree-vect-analyze.c (vect_analyze_operations): Add
25070 vectorizable_conversion call.
25071 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
25072 * tree-vect-transform.c (vectorizable_conversion): New function.
25073 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
25074 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
25076 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
25077 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
25078 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
25079 or ALTIVEC_BUILTIN_VCFSX.
25081 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25084 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
25085 CONST_DOUBLE and operand 0 is a hard register.
25086 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
25087 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
25088 is a hard floating-point register.
25090 2007-02-10 Richard Henderson <rth@redhat.com>
25091 Jakub Jelinek <jakub@redhat.com>
25092 Alexandre Oliva <aoliva@redhat.com>
25094 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
25095 * builtin-types.def (BT_WORD): Make unsigned.
25096 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
25097 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
25098 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
25099 * c-decl.c (grokdeclarator): Don't error if !have_tls.
25100 * c-parser.c (c_parser_omp_threadprivate): Likewise.
25101 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
25103 * expr.c (emutls_var_address): New.
25104 (expand_expr_real_1): Expand emulated tls.
25105 (expand_expr_addr_expr_1): Likewise.
25106 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
25107 * output.h (emutls_finish): Declare.
25108 * toplev.c (compile_file): Call it.
25109 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
25110 address before wrapping in CONST.
25111 * varasm.c (emutls_htab, emutls_object_type): New.
25112 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
25113 (get_emutls_object_name, get_emutls_object_type): New.
25114 (get_emutls_init_templ_addr, emutls_decl): New.
25115 (emutls_common_1, emutls_finish): New.
25116 (assemble_variable): When emulating tls, swap decls; generate
25117 constructor for the emutls objects.
25118 (do_assemble_alias): When emulating tls, swap decl and target name.
25119 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
25121 * varpool.c (decide_is_variable_needed): Look at force_output.
25122 Recurse for emulated tls.
25123 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
25124 with decide_is_variable_needed.
25125 * emutls.c: New file.
25126 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
25127 tls_object for real tls.
25129 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
25131 PR rtl-optimization/29599
25132 * reload1.c (eliminate_regs_in_insn): Take the destination
25133 mode into account when computing the offset.
25135 2007-02-09 Stuart Hastings <stuart@apple.com>
25136 Richard Henderson <rth@redhat.com>
25138 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
25139 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
25140 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
25141 fixuns_truncdfhi2): New.
25142 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
25143 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
25144 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
25145 (floatunssidf2): Allow nonimmediate source.
25146 * config/i386/sse.md (movdi_to_sse): New.
25147 (vec_concatv2di): Drop '*'.
25148 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
25149 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
25150 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
25152 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
25153 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
25154 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
25155 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
25156 (ix86_build_signbit_mask): Fix decl of v, refactor to call
25157 ix86_build_const_vector.
25158 (x86_emit_floatuns): Rewrite.
25160 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25162 * genautomata.c (longest_path_length): Delete unused function.
25163 (struct state): Delete unused longest_path_length.
25164 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
25165 (get_free_state): Delete unused.
25167 2007-02-09 Jan Hubicka <jh@suse.cz>
25169 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
25170 * doc/invoke.texi (inline-unit-growth): Update default value.
25172 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
25173 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
25174 (rebuild_cgraph_edges): Likewise.
25175 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
25176 (dump_cgraph_node): Dump frequencies.
25177 (cgraph_clone_edge): Add frequency scales.
25178 (cgraph_clone_node): Add freuqnecy.
25179 * cgraph.h (cgraph_edge): Add freuqnecy argument.
25180 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
25181 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
25182 * tree-pass.h (TODO_rebuild_frequencies): New constant.
25183 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
25184 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
25185 (save_inline_function_body): Likewise.
25186 * ipa-inline.c: inluce rtl.h
25187 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
25188 (cgraph_edge_badness): Use frequencies.
25189 (cgraph_decide_recursive_inlining): Update clonning.
25190 (cgraph_decide_inlining_of_small_function): Dump frequency.
25191 * predict.c (estimate_bb_frequencies): Export.
25192 * predict.h (estimate_bb_frequencies): Declare.
25193 * tree-inline.c (copy_bb): Watch overflows.
25194 (expand_call_inline): Update call of cgraph_create_edge.
25195 (optimize_inline_calls): Use TODO flags to update frequnecies.
25196 * passes.h: Include predict.h
25197 (init_optimization_passes): Move profile ahead.
25198 (execute_function_todo): Handle TODO_rebuild_frequencies.
25200 2007-02-09 Roger Sayle <roger@eyesopen.com>
25202 * config/alpha/alpha.c (emit_insxl): Force the first operand of
25203 the insbl or inswl pattern into a register.
25205 2007-02-09 Roger Sayle <roger@eyesopen.com>
25207 * config/ia64/ia64.md (bswapdi2): New define_insn.
25209 2007-02-09 Richard Henderson <rth@redhat.com>
25211 * config/i386/constraints.md (Ym): New constraint.
25212 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
25213 (movdi_1_rex64): Split sse and xmm general register moves from
25214 memory move alternatives. Use conditional register constraints.
25215 (movsf_1, movdf_integer): Likewise.
25216 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
25217 (movdf_integer_rex64): New.
25218 (pushsf_rex64): Fix output constraints.
25219 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
25220 (sse2_stored): Likewise.
25221 (sse2_storeq_rex64): New.
25222 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
25223 amd and not generic.
25224 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
25225 for optimize_size. Remove SF/DFmode hack.
25227 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25229 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
25232 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
25233 Richard Sandiford <richard@codesourcery.com>
25235 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
25236 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
25237 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
25238 m68k/t-mlib to tmake_file.
25239 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
25240 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
25241 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
25242 Allow it to be cf or m68k. Set m68k_arch_family. If that
25243 variable is not empty, add t-$m68k_arch_family to tmake_file.
25244 Add t-mlibs to tmake_file.
25245 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
25246 * config/m68k/t-cf: New file.
25247 * config/m68k/t-m68k: Likewise.
25248 * config/m68k/t-mlibs: Likewise.
25249 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25250 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25251 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
25252 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25253 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
25255 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
25256 (INSTALL_LIBGCC): Delete.
25257 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
25258 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25259 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25260 (M68K_MLIB_CPU): Define.
25261 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25262 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25263 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
25265 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
25266 Richard Guenther <rguenther@suse.de>
25268 PR middle-end/23361
25269 * fold-const.c (fold_comparison): Handle obfuscated comparisons
25270 against INT_MIN/INT_MAX.
25271 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
25272 file if a loop is removed.
25274 2007-02-09 Joseph Myers <joseph@codesourcery.com>
25276 * calls.c (store_one_arg): Pass correct alignment to
25277 emit_push_insn for non-BLKmode values.
25278 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
25279 unaligned stack slot via a suitably aligned slot.
25281 2007-02-08 DJ Delorie <dj@redhat.com>
25283 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
25285 (legal_subregs): Use unsigned char, make const.
25286 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
25288 2007-02-08 Paul Brook <paul@codesourcery.com>
25290 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
25291 special interworking needed.
25293 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
25295 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
25296 conditional to __SSE2__.
25297 (Entries below should have been added to first ChangeLog
25298 entry for amdfam10 dated 2007-02-05)
25299 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
25301 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
25303 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
25306 2007-02-08 DJ Delorie <dj@redhat.com>
25308 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
25309 * config/m32c/m32c.c (legal_subregs): New.
25310 (m32c_illegal_subreg_p): New.
25311 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
25312 unsupported subregs of hard regs.
25314 2007-02-08 Jan Hubicka <jh@suse.cz>
25316 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
25317 the same one; always update histograms.
25319 2007-02-08 Diego Novillo <dnovillo@redhat.com>
25321 * passes.c (init_optimization_passes): Tidy comment.
25323 2007-02-08 Roger Sayle <roger@eyesopen.com>
25325 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
25326 strip zero_extend, bswap and rotates from POCOUNT's argument.
25327 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
25328 zero_extend and rotates from PARITY's argument.
25329 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
25330 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
25331 of an integer constant at compile-time.
25333 2007-02-08 Diego Novillo <dnovillo@redhat.com>
25336 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
25338 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
25341 * tree-ssa-live.c (remove_unused_locals): Do not remove
25342 TREE_ADDRESSABLE variables.
25343 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
25344 * tree-ssa-operands.c (add_virtual_operand): Remove argument
25345 FOR_CLOBBER. Update all users.
25346 If VAR has an associated alias set, add a virtual operand for
25347 it if no alias is found to conflict with the memory reference.
25349 2007-02-07 Jan Hubicka <jh@suse.cz>
25350 Robert Kidd <rkidd@crhc.uiuc.edu>
25352 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
25354 2007-02-07 Ian Lance Taylor <iant@google.com>
25356 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
25358 2007-02-07 Roger Sayle <roger@eyesopen.com>
25360 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
25361 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
25362 tablejumpdi, movsi_to_cr_one): Remove constraints from
25363 define_expand's match_operands.
25365 2007-02-07 Roger Sayle <roger@eyesopen.com>
25367 * global.c (compute_regsets): Move declatation of "i" inside of
25368 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
25370 2007-02-07 Jakub Jelinek <jakub@redhat.com>
25373 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
25374 of INDIRECT_REF <RESULT_DECL>.
25376 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
25378 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
25379 Kaz Kojima <kkojima@gcc.gnu.org>
25382 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
25384 (sh_initialize_trampoline): Add parentheses to avoid a warning.
25386 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
25388 * doc/loop.texi: Document possibility not to perform disambiguation
25389 of loops with multiple latches.
25390 * cfgloopmanip.c (alp_enum_p): Removed.
25391 (add_loop): Handle subloops. Use get_loop_body_with_size.
25392 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
25393 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
25394 the new forwarder block.
25395 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
25396 Handle the case latch is NULL.
25397 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
25398 modifications when marking loop exits.
25399 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
25401 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
25402 disambiguate_loops_with_multiple_latches.
25403 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
25404 before fix_loop_structure.
25405 * cfgloop.c: Include pointer-set.h and output.h.
25406 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
25407 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
25408 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
25409 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
25410 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
25411 disambiguate_multiple_latches, get_loop_body_with_size,
25412 disambiguate_loops_with_multiple_latches): New functions.
25413 (flow_loop_dump): Dump multiple latch edges.
25414 (flow_loop_nodes_find): Handle loops with multiple latches.
25415 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
25416 (glb_enum_p): Modified.
25417 (get_loop_body): Use get_loop_body_with_size.
25418 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
25419 (AVOID_CFG_MODIFICATIONS): New constant.
25420 (disambiguate_loops_with_multiple_latches, add_loop,
25421 get_loop_body_with_size): Declare.
25422 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
25424 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
25426 PR inline-asm/28686
25427 * global.c (compute_regsets): New function.
25428 (global_alloc): Refactored ELIMINABLE_REGSET
25429 and NO_GLOBAL_ALLOC_REGS computation out.
25430 (rest_of_handle_global_alloc): Call compute_regsets()
25431 for non-optimizing case.
25433 2007-02-06 Richard Henderson <rth@redhat.com>
25435 * config/i386/constraints.md (Y2): Rename from Y.
25436 (Yi): New constraint.
25437 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
25438 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
25439 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
25440 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
25441 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
25442 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
25443 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
25444 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
25445 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
25446 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
25447 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
25448 vec_extractv2si_1): Change Y constraints to Y2.
25449 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
25450 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
25451 Change Y constraints to Y2.
25452 (sse2_loadld): Change Y constraints to x.
25454 2007-02-06 Roger Sayle <roger@eyesopen.com>
25456 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
25457 (parity<mode>2): New define_expand using rs6000_emit_parity.
25458 * config/rs6000/rs6000.c (rs6000_emit_popcount,
25459 rs6000_emit_parity): New functions.
25460 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
25461 rs6000_emit_parity): Prototype here.
25463 2007-02-06 Ian Lance Taylor <iant@google.com>
25465 * lower-subreg.c (simple_move_operand): Reject CONST.
25466 (resolve_clobber): Call validate_change rather than directly
25467 assigning to XEXP (pat, 0).
25469 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25471 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
25472 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
25473 (tree-cfg.o): Remove hashtab.h dependency.
25475 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
25476 (struct ivopts_data): Change niters to pointer_map_t.
25477 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
25478 (niter_for_exit): Create pointer_map on demand. Change for
25480 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
25481 (free_loop_data): Destroy data->niters if created and reset field.
25482 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
25483 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
25485 * tree-ssa-reassoc.c: Include pointer-set.h.
25486 (bb_rank): Change to long *.
25487 (operand_rank): Change to pointer_map_t.
25488 (find_operand_rank): Return long, -1 if not found. Declare as inline.
25489 (insert_operand_rank): Accept long.
25490 (operand_entry_hash, operand_entry_eq): Remove.
25491 (get_rank): Return long. Adjust for changes above.
25492 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
25494 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
25496 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
25497 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
25498 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
25500 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
25501 directly since it cannot be NULL.
25502 (get_vi_for_tree): Rewrite for pointer_map API.
25503 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
25504 (init_alias_vars): Create vi_for_tree as pointer_map.
25505 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
25507 * tree-cfg.c: Don't include hashtab.h.
25508 (edge_to_cases): Declare as pointer_map.
25509 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
25511 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
25512 (start_recording_case_labels): Create edge_to_cases as pointer_map.
25513 (end_recoding_case_labels): Cleanup edge_to_cases manually before
25515 (record_switch_edge): Delete.
25516 (get_cases_for_edge): Adjust for pointer_map API, inline
25517 record_switch_edge (rewritten for new API), remove goto.
25519 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25521 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
25522 * tree-nested.c: Include pointer-set.h.
25523 (var_map_elt, var_map_eq, var_map_hash): Delete.
25524 (struct nesting_info): Remove GTY marker. Change the two htab_t's
25525 to pointer_map_t's.
25526 (nesting_info_bitmap_obstack): New.
25527 (lookup_field_for_decl): Adjust for pointer_map API.
25528 (lookup_tramp_for_decl): Adjust for pointer_map API.
25529 (get_nonlocal_debug_decl): Adjust for pointer_map API.
25530 (get_local_debug_decl): Adjust for pointer_map API.
25531 (convert_nl_goto_reference): Adjust for pointer_map API.
25532 (convert_nl_goto_receiver): Adjust for pointer_map API.
25533 (create_nesting_tree): Create outside GGC space. Create bitmap on
25534 the new obstack. Create field_map and var_map as pointer_maps.
25535 (free_nesting_tree): Adjust for changes to create_nesting_tree.
25537 (lower_nested_functions): Move root here, no need to NULL it.
25538 Initialize and release the obstack.
25540 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
25542 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
25543 Remove prototypes and make them non-static.
25544 (struct tree_int_map): Remove.
25545 * tree.h (struct tree_int_map): Move here, turning TO into an
25547 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
25549 * tree.h (TREE_COMPLEXITY): Remove.
25550 (struct tree_exp): Remove complexity field.
25551 * tree.c (build1_stat): Don't set it.
25553 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
25554 Victor Kaplansky <victork@il.ibm.com>
25556 * tree-vectorizer.c (vect_is_simple_use): Support induction.
25557 (vect_is_simple_reduction): Support reduction with induction as
25558 one of the operands.
25559 (vect_is_simple_iv_evolution): Fix formatting.
25560 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
25561 formatting. Don't mark induction phis for vectorization.
25562 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
25563 * tree-vect-transform.c (get_initial_def_for_induction): New function.
25564 (vect_get_vec_def_for_operand): Support induction.
25565 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
25567 (vectorizable_reduction): Support reduction with induction as one of
25569 (vectorizable_type_demotion): Use def-type of stmt argument rather
25570 than dummy def-type.
25572 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
25573 flag_tree_scev_cprop.
25574 * common.opt (tree-scev-cprop): New flag.
25576 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
25577 call to vect_get_new_vect_var.
25579 2007-02-06 Ira Rosen <irar@il.ibm.com>
25581 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
25582 vectype is not NULL.
25583 (vect_pattern_recog_1): Likewise.
25585 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25587 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
25588 (fold_negate_expr): Likewise.
25590 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
25593 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
25594 even if cv-qualification is the same.
25596 2007-02-05 Geoffrey Keating <geoffk@apple.com>
25598 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
25599 __enable_execute_stack on completion.
25601 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25603 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
25604 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
25605 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
25606 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
25607 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
25608 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
25609 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
25610 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
25612 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25614 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
25615 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
25616 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
25617 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
25618 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
25619 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
25620 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
25621 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
25622 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
25623 umuldi3_highpart_rex64, umulsi3_highpart_insn,
25624 umulsi3_highpart_zext, smuldi3_highpart_rex64,
25625 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
25626 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
25627 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
25628 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
25629 sqrtextenddfxf2_i387): Added amdfam10_decode.
25631 * config/i386/athlon.md (athlon_idirect_amdfam10,
25632 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
25633 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
25634 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
25635 athlon_ivector_store_amdfam10): New define_insn_reservation.
25636 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
25639 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25641 * config/i386/athlon.md (athlon_call_amdfam10,
25642 athlon_pop_amdfam10, athlon_lea_amdfam10): New
25643 define_insn_reservation.
25644 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
25645 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
25646 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
25648 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25650 * config/i386/athlon.md (athlon_sseld_amdfam10,
25651 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
25652 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
25654 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25656 * config/i386/athlon.md (athlon_sseins_amdfam10): New
25657 define_insn_reservation.
25658 * config/i386/i386.md (sseins): Added sseins to define_attr type
25659 and define_attr unit.
25660 * config/i386/sse.md: Set type attribute to sseins for insertq
25663 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25665 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
25666 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
25667 ssecomi_load_amdfam10, ssecomi_amdfam10,
25668 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
25669 define_insn_reservation.
25670 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
25672 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25674 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
25675 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
25676 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
25677 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
25678 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
25679 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
25680 define_insn_reservation.
25682 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
25683 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
25684 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
25685 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
25686 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
25688 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25690 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
25691 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
25692 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
25693 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
25694 athlon_ssemul_load_k8): Added amdfam10.
25696 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25698 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
25699 (x86_sse_unaligned_move_optimal): New variable.
25701 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
25703 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
25704 for unaligned vector SSE double/single precision loads for AMDFAM10.
25706 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25708 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
25709 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
25710 Define TARGET_CPU_DEFAULT_amdfam10.
25711 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
25712 (processor_type): Add PROCESSOR_AMDFAM10.
25714 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
25715 processor_type in config/i386/i386.h.
25716 Enable imul peepholes for TARGET_AMDFAM10.
25718 * config.gcc: Add support for --with-cpu option for amdfam10.
25720 * config/i386/i386.c (amdfam10_cost): New variable.
25721 (m_AMDFAM10): New macro.
25722 (m_ATHLON_K8_AMDFAM10): New macro.
25723 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
25724 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
25725 x86_promote_QImode, x86_integer_DFmode_moves,
25726 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25727 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
25728 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
25729 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
25730 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
25731 Enable/disable for amdfam10.
25732 (override_options): Add amdfam10_cost to processor_target_table.
25733 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
25734 processor_alias_table.
25735 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
25736 (ix86_adjust_cost): Add code for amdfam10.
25738 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25740 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
25741 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
25742 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
25743 * config/i386/i386.h: Add builtin definition for SSE4A.
25744 * config/i386/i386.md: Add support for ABM instructions
25745 (popcnt and lzcnt).
25746 * config/i386/sse.md: Add support for SSE4A instructions
25747 (movntss, movntsd, extrq, insertq).
25748 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
25749 Add -march=amdfam10 flag.
25750 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
25751 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
25753 * doc/extend.texi: Add documentation for SSE4A builtins.
25755 2007-02-05 Bob Wilson <bob.wilson@acm.org>
25757 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
25759 2007-02-05 Richard Guenther <rguenther@suse.de>
25761 * tree-vectorizer.h (vectorizable_function): Add argument type
25762 argument, change return type.
25763 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
25764 * tree-vect-transform.c (vectorizable_function): Handle extra
25765 argument, return vectorized function decl.
25766 (build_vectorized_function_call): Remove.
25767 (vectorizable_call): Handle calls with result and argument types
25768 differing. Handle loop vectorization factor correctly.
25769 * targhooks.c (default_builtin_vectorized_function): Adjust for
25771 * targhooks.h (default_builtin_vectorized_function): Likewise.
25772 * target.h (builtin_vectorized_function): Add argument type
25774 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
25775 extra argument, allow vectorizing of lrintf.
25776 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
25777 documentation of target hook.
25779 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
25782 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
25783 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
25784 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
25786 2007-02-05 Roger Sayle <roger@eyesopen.com>
25788 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
25789 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
25790 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
25791 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
25792 before canonicalizing sincos to cexpi.
25793 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
25795 2007-02-05 Roger Sayle <roger@eyesopen.com>
25797 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
25798 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
25799 (alpha_init_builtins): Use alpha_add_builtins to process tables.
25801 2007-02-05 Roger Sayle <roger@eyesopen.com>
25803 * mips-tfile.c (initialize_init_file): Correct endianness test.
25805 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
25807 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
25808 the 'y' constraint.
25810 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25812 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
25813 saves in a PARALLEL before the register assignments.
25815 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25817 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
25818 DWARF_FRAME_RETURN_COLUMN to be a general register.
25819 * dwarf2out.c (init_return_column_size): New function, split from...
25820 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
25821 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
25822 to be nongeneral registers.
25823 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
25825 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
25826 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
25828 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25830 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
25832 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25834 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
25835 (remove_path): Use can_remove_branch_p and remove_branch instead
25836 of loop_delete_branch_edge.
25837 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
25838 (tree_transform_and_unroll_loop): Remove dead branches immediately.
25839 Update profile using scale_dominated_blocks_in_loop.
25840 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
25841 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
25842 (can_remove_branch_p, remove_branch): Declare.
25843 * tree-cfg.c (tree_can_remove_branch_p): New function.
25844 (tree_cfg_hooks): Add tree_can_remove_branch_p.
25845 * cfgrtl.c (rtl_can_remove_branch_p): New function.
25846 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
25848 2007-02-05 Jan Hubicka <jh@suse.cz>
25850 PR middle-end/30696
25851 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
25852 nodes in cgraph, don't remove offline copy of the function.
25854 2007-02-04 Jan Hubicka <jh@suse.cz>
25856 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
25857 vectors might cause maybe_lookup_element_for_expr to be called
25858 on non-sra-candidate.
25860 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25862 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
25863 config/bfin/bfin.md, config/bfin/predicates.md: Follow
25864 spelling conventions.
25866 2007-02-04 Richard Guenther <rguenther@suse.de>
25868 PR middle-end/30636
25869 * fold-const.c (try_move_mult_to_index): Make sure to not
25870 overflow one dimension of a multi-dimensional array access.
25872 2007-02-04 Jan Hubicka <jh@suse.cz>
25874 * passes.c (init_optimization_passes): Reindent.
25876 2007-02-04 Jan Hubicka <jh@suse.cz>
25877 Eric Botcazou <ebotcazou@adacore.com>
25879 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
25880 (execute_fixup_cfg): Break out the abnormal goto code.
25881 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
25882 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
25883 (optimize_inline_calls): Call make_nonlocal_label_edges.
25885 2007-02-04 Jan Hubicka <jh@suse.cz>
25887 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
25888 true when something was changed.
25889 (rename_ssa_copies): When something was changed, do
25890 TODO_remove_unused_locals.
25891 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25892 add TODO_remove_unused_locals when instruction was removed.
25894 2007-02-04 Jan Hubicka <jh@suse.cz>
25896 * ipa-inline.c (try_inline): Improve debug output; work on already
25898 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
25899 call try_inline for already inlined edges too when flattening;
25900 inline also functions that make callee growth but overall unit size
25903 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25905 * config/m32c/bitops.md, config/m32c/jump.md,
25906 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
25907 config/m32r/m32r.h, config/m32r/m32r.md,
25908 config/m32r/predicates.md, config/m68hc11/larith.asm,
25909 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
25910 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
25911 config/mips/mips-protos.h, config/mips/mips.c,
25912 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
25913 config/mn10300/mn10300.h, config/mn10300/predicates.md,
25914 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
25915 spelling conventions.
25917 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
25918 Follow spelling conventions.
25920 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
25922 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
25923 warn about C++0x compatibility.
25925 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25927 * config/h8300/h8300.c, config/h8300/h8300.h,
25928 config/h8300/h8300.md: Follow spelling conventions.
25930 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
25932 PR middle-end/30667
25933 * combine.c (try_combine): Do not substitute source operand
25934 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
25936 2007-02-03 Jan Hubicka <jh@suse.cz>
25938 PR gcov-profile/30650
25939 * value-prof.c (stringop_block_profile): Fix handling of size counter;
25940 do not divide by zero for never executed counters.
25941 (tree_find_values_to_profile): Fix counters.
25942 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
25944 2007-02-03 Ian Lance Taylor <iant@google.com>
25946 * lower-subreg.c (simple_move_operand): New static function,
25947 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
25949 (simple_move): Call simple_move_operand.
25950 (find_decomposable_subregs): Add special handling of MEMs.
25951 (can_decompose_p): Rename from cannot_decompose_p. Reverse
25952 meaning of return value. If we see a hard register, test whether
25953 it can store a word_mode value. Change all callers.
25955 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25957 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25958 ftrapv insns and expanders.
25959 (subdi3): Change define_expand operand 1 to arith11_operand, and
25960 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25961 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25962 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25965 PR middle-end/30174
25966 * varasm.c (notice_global_symbol): Treat global objects as weak when
25967 flag_shlib is true.
25969 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25971 * emit-rtl.c (dconstpi): Delete.
25972 (dconstsqrt2): New.
25973 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25974 * real.h (dconstpi): Delete.
25975 (dconstsqrt2): New.
25976 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25977 (fold_builtin_hypot): Likewise.
25979 2007-02-03 Tom Tromey <tromey@redhat.com>
25982 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25983 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25985 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25987 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25988 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25989 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25990 config/rs6000/cell.md, config/rs6000/darwin.h,
25991 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25992 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25993 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25994 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25995 typos. Follow spelling conventions.
25996 * doc/invoke.texi: Follow spelling conventions.
25998 2007-02-03 Roger Sayle <roger@eyesopen.com>
26000 * simplify-rtx.c (simplify_relational_operation_1): Implement some
26001 canonicalization transformations that attempt to simplify integer
26002 constant comparisons to become comparisons against zero.
26004 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26006 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
26008 * fold-const.c (fold_binary): Fix comment typos. Fold complex
26009 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
26011 2007-02-02 Mike Stump <mrs@apple.com>
26013 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
26014 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
26015 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
26016 generate a branch island.
26018 2007-02-02 Bob Wilson <bob.wilson@acm.org>
26020 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
26021 (xtensa_legitimate_address_p): New.
26022 (xtensa_legitimize_address): New.
26023 (xtensa_output_addr_const_extra): New.
26024 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
26026 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
26027 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
26028 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
26029 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
26030 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
26031 (xtensa_legitimize_address): New.
26032 (xtensa_output_addr_const_extra): New.
26034 2007-02-02 Steve Ellcey <sje@cup.hp.com>
26036 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
26038 2007-02-02 Ian Lance Taylor <iant@google.com>
26040 * expmed.c (expand_divmod): Add comment.
26042 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
26044 * emit-rtl.c (renumber_insns): Remove.
26045 * flags.h: Remove the extern for flag_renumber_insns.
26046 * rtl.h: Remove the prototype for renumber_insns.
26047 * toplev.c (flag_renumber_insns): Remove.
26049 2007-02-02 Hui-May Chang <hm.chang@apple.com>
26051 Revert for x86 darwin:
26052 2005-06-19 Uros Bizjak <uros@kss-loka.si>
26054 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
26055 code before the following patch under TARGET_MACHO.
26056 (ix86_function_value_regno_p): Likewise.
26058 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26060 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
26063 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
26066 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
26067 loads to general or fp registers. Add comments.
26068 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
26070 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
26072 * pointer-set.c (insert_aux): Only return insertion slot.
26073 (pointer_set_insert): Adjust.
26074 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
26075 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
26076 pointer_map_traverse): New.
26077 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
26078 pointer_map_create, pointer_map_destroy, pointer_map_insert,
26079 pointer_map_contains, pointer_map_traverse): Declare.
26081 2007-02-02 Jakub Jelinek <jakub@redhat.com>
26083 PR middle-end/30473
26084 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
26085 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
26087 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
26089 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
26091 (struct _dep): New type.
26092 (dep_t): New typedef.
26093 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
26094 (DEP_STATUS): New access macro. The macro with the same name was
26095 renamed to DEP_LINK_STATUS.
26096 (dep_init): Declare function
26098 (struct _dep_link): New type.
26099 (dep_link_t): New typedef.
26100 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
26101 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
26102 (DEP_LINK_STATUS): New macro.
26103 (debug_dep_links): New debug function.
26105 (struct _deps_list): New type.
26106 (deps_list_t): New typedef.
26107 (DEPS_LIST_FIRST): New access macro.
26108 (FOR_EACH_DEP_LINK): New cycle macro.
26109 (create_deps_list, free_deps_list, delete_deps_list): Declare
26111 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
26112 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
26113 (copy_deps_list_change_con): Ditto.
26115 (move_dep_link): Declare function.
26117 (struct _dep_node): New type.
26118 (dep_node_t): New typedef.
26119 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
26121 (struct haifa_insn_data.back_deps): New field to hold backward
26122 dependencies of the insn.
26123 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
26125 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
26126 Change its type to deps_list_t.
26127 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
26128 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
26129 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
26131 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
26133 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
26135 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
26137 (dep_cost): Declare.
26139 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
26140 (ds_to_dk, dk_to_ds): New functions.
26142 (init_dep_1): New static function.
26143 (init_dep): New function.
26144 (copy_dep): New static function.
26146 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
26148 (detach_dep_link): New static function.
26149 (move_dep_link): New function.
26151 (dep_links_consistent_p, dump_dep_links): New static functions.
26152 (debug_dep_links): New debugging function.
26154 (deps_obstack, dl_obstack, dn_obstack): New static variables.
26156 (alloc_deps_list, init_deps_list): New static functions.
26157 (create_deps_list): New function.
26158 (clear_deps_list): New static function.
26159 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
26160 (deps_list_consistent_p, dump_deps_list): New static functions.
26161 (debug_deps_list): New function.
26162 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
26164 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
26166 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
26167 use new scheduler dependencies lists.
26168 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
26169 (sched_analyze): Ditto. Initialize dependencies lists.
26170 (add_forw_dep, compute_forward_dependences): Update to use new
26171 scheduler dependencies lists.
26173 (init_dependency_caches): Init deps_obstack.
26174 (free_dependency_caches): Free deps_obstack.
26176 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
26177 new scheduler dependencies lists.
26178 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
26179 (add_back_forw_dep, delete_back_forw_dep): Ditto.
26181 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
26182 Update to use new scheduler dependencies lists.
26183 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
26184 (debug_dependencies): Ditto.
26185 (schedule_region): Update comments.
26187 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
26188 scheduler dependencies lists.
26189 (schedule_ebb): Update comments.
26191 * rtl.def (DEPS_LIST): Remove.
26193 * lists.c (unused_deps_list): Remove.
26194 (free_list): Update assertions.
26196 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
26197 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
26199 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
26200 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
26202 * haifa-sched.c (comments): Update.
26203 (insn_cost1): Remove. Inline the code into insn_cost ().
26204 (insn_cost): Update to use new scheduler dependencies lists. Move
26205 processing of the dependency cost to dep_cost ().
26206 (dep_cost): New function. Use it instead of insn_cost () when
26207 evaluating cost of the dependency. Use compatible interface to
26208 interact with the target.
26209 (priority): Update to use new scheduler dependencies lists.
26210 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
26211 with greater number of insns that depend on the insn.
26212 (schedule_insn): Update to use new scheduler dependencies lists. Add
26213 code to free backward dependencies lists. Inline and optimize code
26214 from resolve_dep () - see PR28071.
26215 (ok_for_early_queue_removal): Update to use new scheduler dependencies
26216 lists. Update call to targetm.sched.is_costly_dependence hook.
26218 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
26219 scheduler dependencies lists.
26221 (resolve_dep): Remove. Move the logic to schedule_insn ().
26222 (init_h_i_d): Initialize dependencies lists.
26224 (process_insn_depend_be_in_spec): Rename to
26225 process_insn_forw_deps_be_in_spec. Update to use new scheduler
26226 dependencies lists.
26227 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
26228 Update to use new scheduler dependencies lists.
26229 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
26231 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
26232 new scheduler dependencies lists.
26233 (build_intra_loop_deps): Ditto.
26235 * target.h (struct _dep): Declare to use in
26236 gcc_target.sched.is_costly_dependence.
26237 (struct gcc_target.sched.adjust_cost): Fix typo.
26238 (struct gcc_target.sched.is_costly_dependence): Change signature to
26239 use single dep_t parameter instead of an equivalent triad.
26240 (struct gcc_target.sched.adjust_cost_2): Remove.
26242 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
26244 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
26246 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
26248 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
26250 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
26251 (REG_DEP_TRUE): Document.
26253 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
26254 Change signature to correspond to the targetm.sched.adjust_cost hook.
26255 Update use in TARGET_SCHED_ADJUST_COST_2.
26256 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
26257 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
26258 new scheduler dependencies lists.
26259 (ia64_gen_check): Ditto.
26261 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
26262 scheduler dependencies lists.
26264 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
26265 signature to correspond to the targetm.sched.is_costly_dependence hook.
26266 (is_costly_group): Update to use new scheduler dependencies lists.
26268 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
26269 instead of INSN_COST () macro.
26271 2007-02-01 Ian Lance Taylor <iant@google.com>
26273 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
26275 2007-02-01 Guy Martin <gmsoft@gentoo.org>
26277 * pa.md (tp_load): Correct mfctl instruction syntax.
26279 2007-02-01 Geoffrey Keating <geoffk@apple.com>
26281 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
26282 altivec_padding_size calculation on AIX. Improve comment, add
26283 assert to verify that it's right.
26285 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
26288 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
26290 PR inline-asm/28686
26291 * global.c (global_alloc): Add mising initialization of
26294 2007-02-01 Roger Sayle <roger@eyesopen.com>
26296 * alias.c (init_alias_analysis): Correct whitespace.
26297 * bb-reorder.c (fix_edges_for_rarely_executed_code,
26298 partition_hot_cold_basic_blocks): Likewise.
26299 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
26300 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
26301 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
26302 fold_builtin_snprintf_chk, fold_builtin_printf,
26303 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
26304 do_mpfr_arg3, do_mpfr_sincos): Likewise.
26305 * cfgcleanup.c (cleanup_cfg): Likewise.
26306 * cfgexpand.c (tree_expand_cfg): Likewise.
26307 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
26308 * function.c (get_next_funcdef_no): Likewise.
26309 * gengtype.c (main): Likewise.
26310 * genmodes.c (main): Likewise.
26311 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
26312 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
26313 * ifcvt.c (noce_emit_move_insn): Likewise.
26314 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
26316 * stor-layout.c (get_best_mode): Likewise.
26317 * tree-ssa-loop-niter.c (get_val_for): Likewise.
26318 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
26319 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
26320 perform_var_substitution, solve_graph): Likewise.
26321 * tree-vrp.c (vrp_finalize): Likewise.
26323 2007-02-01 Ian Lance Taylor <iant@google.com>
26325 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
26326 high part of a paradoxical subreg, return a constant zero.
26328 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
26330 * toplev.c (lang_dependent_init): Call init_set_costs.
26331 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
26333 2007-02-01 Richard Guenther <rguenther@suse.de>
26335 PR middle-end/30656
26336 * fold-const.c (fold_negate_expr): Allow negating a
26337 constant if overflow does not change.
26339 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26341 * doc/c-tree.texi (Expression trees): Improve markup.
26342 * doc/tm.texi (Register Classes, Addressing Modes)
26343 (Floating Point): Fix spacing after abbreviations. Fix some
26346 2007-02-01 Ben Elliston <bje@au.ibm.com>
26348 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
26349 * doc/contrib.texi: Likewise.
26350 * doc/install.texi: Likewise.
26352 2007-01-31 Richard Henderson <rth@redhat.com>
26353 Ian Lance Taylor <iant@google.com>
26355 * lower-subreg.c: New file.
26356 * rtl.def (CONCATN): Define.
26357 * passes.c (init_optimization_passes): Add pass_lower_subreg and
26358 pass_lower_subreg2.
26359 * emit-rtl.c (update_reg_offset): New static function, broken out
26360 of gen_rtx_REG_offset.
26361 (gen_rtx_REG_offset): Call update_reg_offset.
26362 (gen_reg_rtx_offset): New function.
26363 * regclass.c: Revert patch of 2006-03-05, restoring
26365 (clear_reg_info_regno): New function.
26366 * dwarf2out.c (concatn_loc_descriptor): New static function.
26367 (loc_descriptor): Handle CONCATN.
26368 * common.opt (fsplit_wide_types): New option.
26369 * opts.c (decode_options): Set flag_split_wide_types when
26371 * timevar.def (TV_LOWER_SUBREG): Define.
26372 * rtl.h (gen_reg_rtx_offset): Declare.
26373 (reg_scan_update): Declare.
26374 * regs.h (clear_reg_info_regno): Declare.
26375 * tree-pass.h (pass_lower_subreg): Declare.
26376 (pass_lower_subreg2): Declare.
26377 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
26378 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
26379 -fsplit-wide-types.
26380 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
26381 * Makefile.in (OBJS-common): Add lower-subreg.o.
26382 (lower-subreg.o): New target.
26384 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26386 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
26388 2007-01-31 Anatoly Sokolov <aesok@post.ru>
26391 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
26393 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26395 PR middle-end/29335
26396 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
26398 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
26400 * cfgloop.h: Include vec-prim.h.
26401 (enum li_flags): Remove LI_ONLY_OLD.
26402 (loop_iterator): Changed.
26403 (fel_next, fel_init): Iterate over loop tree.
26404 (FOR_EACH_LOOP_BREAK): New macro.
26405 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
26407 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
26408 * modulo-sched.c (sms_schedule): Ditto.
26409 * tree-vectorizer.c (vectorize_loops): Ditto.
26410 * doc/loop.texi: Update information on loop numbering and behavior of
26411 FOR_EACH_LOOP wrto new loops.
26412 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
26413 add_to_evolution_1): Test nestedness of loops instead of comparing
26415 * tree-chrec.c (chrec_fold_plus_poly_poly,
26416 chrec_fold_multiply_poly_poly, chrec_evaluate,
26417 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
26418 reset_evolution_in_loop): Ditto.
26419 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
26421 2007-01-31 Dirk Mueller <dmueller@suse.de>
26423 * c-common.c (warn_about_parentheses): Separate warning about
26424 un-parenthized sequence of comparison operators from the one
26425 which is supposed to warn about x <= y <= z.
26427 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
26429 * optabs.h (enum optab_index): Add new OTI_isinf.
26430 (isinf_optab): Define corresponding macro.
26431 * optabs.c (init_optabs): Initialize isinf_optab.
26432 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
26434 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
26435 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
26437 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
26438 expand_builtin_interclass_mathfn.
26439 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
26440 * config/i386/i386.md (UNSPEC_FXAM): New constant.
26441 (fxam<mode>2_i387): New insn pattern.
26442 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
26443 built-in functions as x87 inline asm.
26445 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26447 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
26449 2007-01-30 Eric Christopher <echristo@apple.com>
26451 * config.gcc: Add geode.
26453 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26455 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
26456 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
26457 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
26458 value-prof.c: Fix comment typos.
26460 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26463 * doc/invoke.texi (Wpointer-arith): Document warning.
26465 2007-01-30 Janis Johnson <janis187@us.ibm.com>
26467 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
26468 the list of discrepancies from the draft TR.
26470 2007-01-30 Dirk Mueller <dmueller@suse.de>
26473 * doc/invoke.texi (-Wreturn-type): Update description to
26474 match new behavior.
26476 2007-01-30 Richard Sandiford <richard@codesourcery.com>
26478 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
26480 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
26482 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
26483 to handle optabs that operate on floating point input argument and
26484 output to integer output.
26485 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
26486 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
26487 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
26488 expand_builtin_interclass_mathfn ().
26489 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
26490 (ilogbsi2): Remove.
26491 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
26492 ilogbl built-in functions as x87 intrinsics.
26494 2007-01-30 Richard Guenther <rguenther@suse.de>
26496 PR middle-end/27657
26497 * dwarf2out.c (reference_to_unused): Query varpool if the
26498 variable was output.
26500 2007-01-30 Richard Guenther <rguenther@suse.de>
26502 PR middle-end/30313
26503 * passes.c (execute_one_pass): Reset in_gimple_form to not
26504 confuse non-unit-at-a-time mode.
26506 2007-01-29 Roger Sayle <roger@eyesopen.com>
26507 Richard Guenther <rguenther@suse.de>
26509 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
26510 avoid undefined behaviour on overflow. Use force_fit_type_double
26511 to construct the constant with the specified TREE_OVERFLOW.
26513 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26515 * config/dfp-bit.c: Add parameterized support for fp exceptions.
26516 * config/dfp-bit.h: Ditto.
26518 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26520 * c-decl.c (pop_scope): Replace warnings with call to
26521 warn_for_unused_label.
26522 * c-common.h (warn_for_unused_label): Declare.
26523 * c-common.c (warn_for_unused_label): Define.
26525 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26527 * tree-optimize.c (update_inlined_to_pointers): Delete unused
26530 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26532 * Makefile.in (USER_H): Remove decfloat.h.
26533 * ginclude/decfloat.h: Delete, moving contents to ...
26534 * ginclude/float.h: Add support for decimal floating point,
26535 guarded by __STDC_WANT_DEC_FP__.
26537 2007-01-29 Mike Stump <mrs@apple.com>
26539 * doc/gccint.texi (Top): Rename Loop Representation to Loop
26540 Analysis and Representation to resolve case insensitive conflict.
26541 * doc/loop.texi (Loop Analysis and Representation): Likewise.
26543 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
26545 * tree.h (struct tree_memory_tag): Add aliases member.
26546 (MTAG_ALIASES): New macro.
26547 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
26548 (add_may_alias): Remove pointer-set. Update for may_aliases being
26550 (mark_aliases_call_clobbered): Update for may_aliases being a
26552 (compute_tag_properties): Ditto.
26553 (create_partition_for): Ditto.
26554 (compute_memory_partitions): Ditto.
26555 (dump_may_aliases_for): Ditto.
26556 (is_aliased_with): Ditto.
26557 (add_may_alias_for_new_tag): Ditto.
26558 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
26559 (compute_is_aliased): New function.
26560 (compute_may_aliases): Call compute_is_aliased).
26561 (init_alias_info): Initialize alias_bitmap_obstack.
26562 (union_alias_set_into): New function.
26563 (compute_flow_sensitive_aliasing): Use union_aliases_into.
26564 (have_common_aliases_p): Rewrite to take two bitmaps and use
26566 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
26567 Update for bitmaps.
26568 (finalize_ref_all_pointers): Update for add_may_alias changes.
26569 (new_type_alias): Ditto.
26570 * tree-flow-inline.h (may_aliases): Return a bitmap.
26571 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
26572 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
26573 may_aliases being a bitmap.
26574 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
26575 may_aliases now returns a bitmap.
26576 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
26578 * tree-ssa-operands.c (add_virtual_operand): Update for
26579 may_aliases being a bitmap.
26581 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
26583 PR tree-optimization/30630
26584 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
26585 variable as changed.
26587 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
26590 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
26591 expanded only once even if an error occurs.
26593 2007-01-29 Ben Elliston <bje@au.ibm.com>
26595 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
26596 (__gcov_average_profiler): Likewise.
26597 (__gcov_ior_profiler): Likewise.
26598 (__gcov_merge_ior): Likewise.
26600 2007-01-28 Jan Hubicka <jh@suse.cz>
26602 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
26603 * value-prof.c (stringop_block_profile): Likewise.
26605 2007-01-28 Jan Hubicka <jh@suse.cz>
26607 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
26608 Add variant handling histograms; add wrapper.
26609 (clear_storage_via_libcall): Export.
26610 (emit_block_move_hints): Break out from ...; add histograms.
26611 (emit_block_move): ... this one.
26612 (clear_storage_hints): Break out from ...; add histograms.
26613 (clear_storage): ... this one.
26614 (set_storage_via_memset): Handle histogram.
26615 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
26616 (clear_storage_hints, clear_storage_via_libcall): Declare.
26617 (set_storage_via_setmem): Update prototype.
26618 * doc/md.texi (movmem, setmem): Document new arguments.
26620 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
26621 Add new histograms.
26622 (stringop_block_profile): New global function.
26623 (tree_stringops_values_to_profile): Profile block size and alignment.
26624 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
26626 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
26627 (stringop_block_profile): Declare.
26628 * builtins.c: Include value-prof.h.
26629 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
26630 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
26631 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
26632 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
26633 * profile.c (instrument_values): Add new counters.
26634 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
26636 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
26637 (tree_init_edge_profiler): Build new profilers.
26638 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
26639 (pass_tree_profile): Add dump.
26640 (tree_profile_hooks): Update.
26641 * Makefile.in (LIBGCOV): Add new constants.
26642 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
26643 __gcov_ior_profiler): New.
26644 * i386.md (movmem/setmem expanders): Add new optional arguments.
26646 2007-01-28 David Edelsohn <edelsohn@gnu.org>
26648 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
26650 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26652 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
26653 (tree_unswitch_single_loop): Pass eni_size_weights to
26654 tree_num_loop_insns.
26655 * tree-ssa-loop-manip.c: Include tree-inline.h.
26656 (can_unroll_loop_p): Pass eni_size_weights to
26657 tree_num_loop_insns.
26658 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
26659 Pass eni_size_weights to estimate_num_insns.
26660 * tree.h (init_inline_once): Export.
26661 * toplev.c (backend_init): Call init_inline_once.
26662 * cgraphunit.c (cgraph_process_new_functions,
26663 cgraph_analyze_function): Pass eni_inlining_weights to
26664 estimate_num_insns.
26665 * ipa-inline.c (compute_inline_parameters): Ditto.
26666 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
26667 to estimate_num_insns.
26668 (try_unroll_loop_completely): Pass eni_size_weights to
26669 tree_num_loop_insns.
26670 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
26671 ot estimate_num_insns.
26672 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
26673 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
26674 * tree-inline.c (eni_inlining_weights, eni_size_weights,
26675 eni_time_weights): New variables.
26676 (init_inline_once): Initialize them.
26677 (struct eni_data): Mew.
26678 (estimate_num_insns_1, estimate_num_insns): Use weights.
26679 * tree-inline.h (struct eni_weights_d): New.
26680 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
26681 (estimate_num_insns): Declaration changed.
26682 * cfgloop.h (tree_num_loop_insns): Declaration changed.
26683 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
26684 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
26686 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26688 * tree-data-ref.c (conflict_fn): Assert that the number of affine
26689 relations in the conflict function is valid.
26691 2007-01-27 Ian Lance Taylor <iant@google.com>
26693 * common.opt: Add fstrict-overflow.
26694 * opts.c (decode_options): Set flag_strict_overflow if -O2.
26695 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
26696 (TYPE_OVERFLOW_UNDEFINED): Define.
26697 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
26699 * tree.h (TYPE_TRAP_SIGNED): Don't define.
26700 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
26701 (fold_negate_expr): Likewise.
26702 (make_range): Likewise.
26703 (extract_muldiv_1): Likewise.
26704 (maybe_canonicalize_comparison): Likewise.
26705 (fold_comparison): Likewise.
26706 (fold_binary): Likewise.
26707 (tree_expr_nonnegative_p): Likewise.
26708 (tree_expr_nonzero_p): Likewise.
26709 * tree-vrp.c (compare_values): Likewise.
26710 (extract_range_from_binary_expr): Likewise.
26711 (extract_range_from_unary_expr): Likewise.
26712 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
26714 (nowrap_type_p): Likewise.
26715 * tree-scalar-evolution.c (simple_iv): Likewise.
26716 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
26717 (build_range_check): Likewise.
26718 (extract_muldiv_1): Likewise.
26719 (fold_comparison): Likewise.
26720 * tree-vrp.c (vrp_int_const_binop): Likewise.
26721 (extract_range_from_unary_expr): Likewise.
26722 * convert.c (convert_to_integer): Likewise.
26723 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
26724 (fold_comparison): Likewise.
26725 (fold_binary): Likewise.
26726 * optabs.c (optab_for_tree_code): Likewise.
26727 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
26728 * simplify-rtx.c (simplify_const_relational_operation): Check
26729 flag_strict_overflow and flag_trapv.
26730 (simplify_const_relational_operation): Likewise.
26731 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
26732 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
26735 2007-01-27 Roger Sayle <roger@eyesopen.com>
26737 * tree.c (tree_fold_gcd): Delete.
26738 * tree.h (tree_fold_gcd): Remove prototype.
26739 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
26740 test whether one constant integer is a multiple of another. Instead
26741 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
26742 * fold-const.c (multiple_of_p): We've determined both TOP and
26743 BOTTOM are integer constants so we can call int_const_binop directly
26744 instead of the more generic const_binop.
26746 2007-01-27 Roger Sayle <roger@eyesopen.com>
26748 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
26749 1*X check that the constant hasn't overflowed, to preserve the
26751 (round_up): Provide an efficient implementation when rouding-up an
26752 INTEGER_CST to a power-of-two.
26754 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26756 * doc/sourcebuild.texi: Add comma for clarity.
26757 * doc/extend.texi: Fix some typos.
26758 * doc/passes.texi: Likewise.
26759 * doc/cppinternals.texi: Likewise.
26760 * doc/c-tree.texi: Likewise.
26761 * doc/tree-ssa.texi: Likewise.
26762 * doc/install.texi: Likewise.
26764 2007-01-27 Jan Hubicka <jh@suse.cz>
26766 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
26767 (pass_sra): Do not require alias information.
26768 * passes.c (init_optimization_passes): Add SRA
26770 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
26772 * tracer.c (rest_of_handle_tracer): We already cleaned
26773 up the CFG in tracer() so don't do it here again.
26774 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
26775 cleanup_cfg here, either. And don't call renumber_insns.
26777 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
26778 and BB_HEAD are in the insn stream here. Instead make sure
26779 that BB_INSN is valid on all insns. Also, do check here that
26780 there are no pending branch predictions...
26781 (rtl_verify_flow_info): ...instead of doing it here. Checks
26782 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
26785 2007-01-26 Roger Sayle <roger@eyesopen.com>
26787 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
26788 function to simplify/factorize operand order canonicalization.
26789 (ix86_fixup_binary_operands): Reorganize using the above function.
26790 (ix86_binary_operator_ok): Likewise.
26792 2007-01-27 Jakub Jelinek <jakub@redhat.com>
26794 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
26795 file scope from optimize_attrs.
26796 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
26798 (optimize_attrs): Clear insn_code_values after freeing it.
26800 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26802 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
26803 a parts.base assignment.
26805 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26807 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
26808 (compute_subscript_distance, initialize_data_dependence_relation,
26809 finalize_ddr_dependent, analyze_ziv_subscript,
26810 analyze_siv_subscript_cst_affine,
26811 compute_overlap_steps_for_affine_univar,
26812 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
26813 analyze_siv_subscript, analyze_miv_subscript,
26814 analyze_overlapping_iterations, subscript_dependence_tester_1,
26815 compute_self_dependence, free_dependence_relation): Work
26816 with affine_fn instead of chrecs.
26817 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
26818 common_affine_function, affine_function_base,
26819 affine_function_constant_p, affine_fn_op, affine_fn_plus,
26820 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
26821 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
26822 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
26823 (all_chrecs_equal_p): Removed.
26824 * tree-data-ref.h (affine_fn, conflict_function): New types.
26825 (struct subscript): Change type of conflicting_iterations_in_a
26826 and conflicting_iterations_in_b.
26828 2007-01-26 Steve Ellcey <sje@cup.hp.com>
26831 * config/pa/pa.h (TARGET_HPUX_11): New.
26832 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
26833 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
26835 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
26836 Richard Guenther <rguenther@suse.de>
26838 * tree-ssa-structalias.c (solve_graph): Handle case
26839 we merged the variable to another.
26841 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26843 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
26846 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
26847 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
26849 2007-01-25 DJ Delorie <dj@redhat.com>
26851 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
26852 allow changes to modes which don't fit in those registers.
26854 * reload1.c (choose_reload_regs): Check for invalid subregs before
26855 computing their locations, not after.
26857 2007-01-25 Geoffrey Keating <geoffk@apple.com>
26860 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
26861 save Altivec registers in an eh_return function.
26862 (compute_vrsave_mask): Likewise.
26863 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
26864 for saving Altivec registers.
26865 (rs6000_emit_prologue): Don't allocate stack twice in
26866 eh_return function. Correct expected value of altivec_save_offset
26867 when using save_world. Describe save of R0 to stack when using
26868 save_world. Describe stack pointer adjustment when using
26869 save_world. Remove duplicated eh_return parameter register saving.
26870 Update sp_offset variable after save_world.
26871 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
26873 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
26874 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
26877 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26879 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
26881 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26884 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
26885 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
26887 2007-01-25 Richard Guenther <rguenther@suse.de>
26889 * doc/invoke.texi (-Wcoverage-mismatch): Document.
26890 * common.opt (-Wcoverage-mismatch): New warning option.
26891 * coverage.c (get_coverage_counts): Ignore coverage mismatch
26892 if -Wcoverage-mismatch is given.
26894 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
26896 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
26897 (ipcp_driver): Change to static definition.
26898 Add dumping of the ifunctions.
26899 (constant_val_insert): Remove unused parameter. Support for SSA.
26900 (ipcp_propagate_const): Support for SSA.
26901 (ipcp_profile_bb_print): Print only analyzed nodes.
26902 (ipcp_replace_map_create): Remove support for Fortran constant
26904 * ipa-prop.c (ipa_method_modify_stmt,
26905 ipa_callsite_compute_param): Support for SSA.
26906 * ipa-prop.h (ipcp_driver): Remove declaration.
26907 (IS_VALID_TREE_MAP_INDEX): Add define.
26909 2007-01-24 Geoffrey Keating <geoffk@apple.com>
26911 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
26913 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26915 PR middle-end/30447
26916 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
26917 constant argument to cabs and do it without checking for
26918 -funsafe-math-optimizations.
26920 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
26922 * c-common.h (RID_FIRST_CXX0X): New.
26923 (RID_LAST_CXX0X): New.
26924 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
26926 * c.opt (Wc++0x-compat): New.
26927 * doc/invoke.texi (-Wc++0x-compat): Document.
26929 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26931 * builtins.c (fold_builtin_carg): New.
26932 (fold_builtin_1): Use it.
26934 2007-01-24 Jan Hubicka <jh@suse.cz>
26936 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
26938 * ipa-inline.c (initial_insns, max_insns): Delete.
26939 (compute_max_insns): New function.
26940 (cgraph_decide_inlining_of_small_function): Use it; take minimal
26941 amount of insns as base for code growth.
26942 (cgraph_decide_inlining): Make initial_insns local; do not compute
26944 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
26945 * doc/invoke.texi (inline-unit-growth): Update docs.
26947 2007-01-24 Jakub Jelinek <jakub@redhat.com>
26949 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
26950 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
26951 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
26952 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
26953 for CPUs that have PTA_CX16 set.
26955 PR middle-end/27416
26956 * gimplify.c (omp_check_private): New function.
26957 (gimplify_scan_omp_clauses): Use it for
26958 firstprivate/lastprivate/reduction.
26960 PR middle-end/30494
26961 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26962 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26964 PR middle-end/30421
26965 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26966 If lower_lastprivate_clauses emits some statements, append them
26967 to dlist rather than body_p and to body_p append an initializer.
26968 (lower_omp_for): Adjust caller.
26970 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26972 * target.h (globalize_decl_name): New.
26973 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26974 * output.h (default_globalize_decl_name): New.
26975 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26977 (globalize_decl): Ditto.
26978 (default_globalize_decl_name): New.
26979 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26980 (ia64_handle_version_id_attribute): New.
26981 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26982 (ia64_asm_output_external): Use globalize_decl_name instead
26983 of globalize_label.
26984 * doc/extend.texi (version_id): New pragma.
26985 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26987 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26989 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26990 _uleb128_t and _Unwind_SWord with _sleb128_t.
26991 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26992 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26994 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26995 * unwind-pe.h (read_uleb128, read_sleb128,
26996 read_encoded_value_with_base): Likewise.
26997 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26999 2007-01-24 Richard Guenther <rguenther@suse.de>
27001 * builtins.c (expand_builtin_cexpi): Get the fndecl
27002 for cexp in the correct way.
27004 2007-01-24 Jan Hubicka <jh@suse.cz>
27006 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
27009 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27011 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
27012 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
27013 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
27014 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
27015 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
27016 __SIZEOF_PTRDIFF_T__.
27017 * doc/cpp.texi: Documentation for the new builtin macros added.
27019 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
27021 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
27022 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
27023 instead of operands[2] to avoid access past the end of array.
27025 2007-01-24 Richard Sandiford <richard@codesourcery.com>
27027 * reload1.c (emit_reload_insns): Pass the reload register
27028 for a non-spill output reload through forget_old_reloads_1.
27030 2007-01-23 Joseph Myers <joseph@codesourcery.com>
27032 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27033 _SOFT_DOUBLE if doubles use software floating-point.
27034 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
27035 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
27036 * config/rs6000/darwin-ldouble.c: Also compile functions for
27037 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
27038 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
27039 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
27040 commented-out long double override.
27041 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
27042 * config/rs6000/eabispe.h: Likewise.
27043 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
27044 long double for non-SPE.
27045 (rs6000_handle_option): Likewise.
27046 (invalid_e500_subreg): Disallow more subregs involding DImode,
27047 DFmode, TImode or TFmode.
27048 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
27050 (legitimate_lo_sum_address_p): Also check for TFmode for E500
27052 (rs6000_legitimize_address): Also handle TFmode for E500 double.
27053 (rs6000_legitimize_reload_address): Also handle TFmode for E500
27055 (rs6000_legitimate_address): Also check for TFmode for E500
27057 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
27058 (spe_build_register_parallel): Handle TFmode and TCmode.
27059 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
27061 (function_arg): Handle TFmode and TCmode for E500 double.
27062 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
27064 (print_operand): Handle TFmode and TImode for %y.
27065 (rs6000_generate_compare): Handle TFmode comparisons for E500
27067 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
27068 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
27069 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
27070 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
27071 TFmode for E500 double.
27072 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
27073 (floatsidf2): Enable for E500 double.
27074 (movtf_softfloat): Use rs6000_nonimmediate_operand.
27075 (extenddftf2): Change to extenddftf2_fprs.
27076 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
27077 depending on TARGET_E500_DOUBLE.
27078 (extendsftf2): Enable for E500 double.
27079 (trunctfdf2): Enable for E500 double.
27080 (trunctfsf2): Change to trunctfsf2_fprs.
27081 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
27082 depending on TARGET_E500_DOUBLE.
27083 (floatsitf2): Enable for E500 double.
27084 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
27085 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
27086 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
27087 (negtf2): Change to negtf2_internal.
27088 (negtf2): New expander.
27089 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
27090 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
27091 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
27092 (movdi_internal32): Use rs6000_nonimmediate_operand.
27093 (unnamed splitter): Likewise.
27094 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
27095 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
27096 (SPE64TF, DITI): New mode macros.
27097 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
27100 (frob_<mode>_di_2): New.
27101 (frob_tf_di_8_2): New.
27102 (frob_di_df): Change to frob_di_<mode>; allow more modes.
27104 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
27106 (frob_ti_<mode>_8_2): New.
27107 (frob_ti_tf_2): New.
27108 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
27109 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
27111 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
27112 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
27113 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
27114 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
27115 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
27116 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
27119 2007-01-23 Ian Lance Taylor <iant@google.com>
27121 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
27123 (OBJS-archive): Reformat, alphabetize.
27124 (OBJS): Change out_object_file to OBJS-md.
27126 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
27128 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
27129 JUMP_P and CALL_P predicates where applicable.
27130 * config/i386/i386.c: Ditto.
27131 * config/i386/i386.md: Ditto.
27132 * config/i386/mmx.md: Ditto.
27133 * config/i386/predicates.md: Ditto.
27135 2007-01-22 Andreas Schwab <schwab@suse.de>
27137 * config/m68k/m68k.h: Fix comment.
27139 2007-01-22 Jan Hubicka <jh@suse.cz>
27141 * passes.c (init_optimization_passes): Do not rerun
27142 pass_early_warn_uninitialized.
27144 2007-01-22 Richard Guenther <rguenther@suse.de>
27146 PR tree-optimization/30038
27147 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
27149 (execute_cse_sincos_1): Likewise.
27150 (execute_cse_sincos): Likewise.
27151 (gate_cse_sincos): Likewise.
27152 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
27153 the cexpi() canonicalization of sincos().
27154 * tree-pass.h (pass_cse_sincos): Declare.
27155 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
27157 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
27159 PR rtl-optimization/29329
27160 * combine.c (replaced_rhs_insn): Rename to i2mod.
27161 (replaced_rhs_value): Rename to i2mod_new_rhs.
27162 (i2mod_old_rhs): New global variable.
27163 (combine_instructions): Adjust for above change. Save a copy of
27164 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
27165 note are substituted in the second instruction.
27166 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
27167 ditch the note if it pertains to the second eliminated register
27168 and this register is mentioned in i2mod_old_rhs.
27171 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
27173 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
27174 the insn to which the note was originally attached.
27176 2007-01-21 Jan Hubicka <jh@suse.cz>
27178 * ipa-inline.c (inlining_mode): Comment, move up.
27179 (cgraph_decide_inlining_incrementally): Do not perform inlining
27180 itself; fix handling of flattening of self recursive functions.
27181 (cgraph_find_cycles): Remove.
27182 (cgraph_flatten_node): Remove.
27183 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
27184 (try_inline): New function.
27185 (cgraph_early_inlining): Update call of
27186 cgraph_decide_inlining_incrementally. Apply inlining here.
27187 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
27189 2007-01-21 Dirk Mueller <dmueller@suse.de>
27192 * tree-vrp.c (check_array_bounds): do not warn
27193 about ADDR_EXPR's of ARRAY_REF's which are immediately
27194 used in binary expressions.
27196 2007-01-21 Ira Rosen <irar@il.ibm.com>
27198 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
27199 read_write_dep and macros for its access.
27200 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
27201 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
27202 argument, call vect_check_interleaving for every independent pair of
27203 data-refs. Mark loads that access the same memory location as a store
27205 (vect_check_dependences): Remove.
27206 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
27207 call, fix the call to vect_analyze_data_ref_dependence.
27208 (vect_analyze_data_ref_access): For statements that access the same
27209 data-ref, check that they are not stores; for loads, check that there
27210 is no store that access the same location.
27212 2007-01-20 Roger Sayle <roger@eyesopen.com>
27213 Joseph Myers <joseph@codesourcery.com>
27215 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
27216 (-fdump-rtl-stack): Likewise.
27217 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
27218 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
27219 (-mpt-fixed): Use @minus{} for minus sign.
27220 (Using Precompiled Headers): Fix under/overfull hbox.
27222 2007-01-20 Jan Hubicka <jh@suse.cz>
27224 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
27225 place within annotation.
27227 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27229 * pa.c (output_move_double): Change array size of xoperands to 4.
27231 2007-01-20 Jan Hubicka <jh@suse.cz>
27233 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
27236 2007-01-19 Ian Lance Taylor <iant@google.com>
27238 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
27239 constant to unsigned HOST_WIDE_INT before negating.
27241 2007-01-19 Ian Lance Taylor <iant@google.com>
27243 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
27245 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
27246 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
27247 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
27248 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
27249 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
27250 (realloc_vdef, realloc_vuse): Change second parameter to
27252 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
27253 fields to unsigned.
27254 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
27255 unsigned. Change x and lim locals to unsigned.
27256 (realloc_vdef, realloc_vuse): Change num_elem parameter to
27258 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
27259 (copy_virtual_operands): Change i and n locals to unsigned.
27261 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27263 PR middle-end/29335
27264 * builtins.c (fold_builtin_1): Handle builtin fdim.
27266 2007-01-20 Jan Hubicka <jh@suse.cz>
27268 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
27269 * tree-ssa-structalias.c (compute_points_to_sets): Do call
27270 init_alias_heapvars.
27271 (init_alias_heapvars): Initialize only when not already initialized.
27272 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
27274 2007-01-19 Roger Sayle <roger@eyesopen.com>
27276 * common.opt (fsigned-zeros): New command line option.
27277 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
27278 of flag_unsafe_math_optimizations.
27279 * opts.c (set_fast_math_flags): The -ffast-math command line option
27280 implies -fno-signed-zeros.
27281 (fast_math_flags_set_p): Likewise.
27283 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
27284 the documentation of -ffast-math appropriately. Wrap long lines.
27286 2007-01-19 Steve Ellcey <sje@cup.hp.com>
27288 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
27289 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
27291 2007-01-19 Tomas Bily <tbily@suse.cz>
27293 * cgraphunit.c (cgraph_finalize_function): Updating of pid
27295 (tree_init_ic_make_global_vars): New function
27296 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
27297 (tree_gen_ic_profiler): New function
27298 (tree_gen_ic_func_profiler): New function
27299 (tree_profiling): Added calling of tree_gen_ic_func_profiler
27300 (tree_profile_hooks): Added hook for indirec/virtual calls
27301 * value-prof.c (tree_find_values_to_profile): New case for
27303 (tree_values_to_profile): Call for determining indirect/virtual
27305 (tree_indirect_call_to_profile): New function
27306 (tree_ic_transform): New function
27307 (tree_ic): New function
27308 (find_func_by_pid): New function
27309 (init_pid_map): New function
27310 (tree_value_profile_transformations): Added check for
27311 indirect/virtual call transformation
27312 * value-prof.h (enum hist_type): New counter type for
27313 indirect/virtual calls
27314 (profile_hooks): Added new hook for profiling indirect/virtual
27316 * profile.c (instrument_values): New case for indirect/virtual
27318 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
27319 (GCOV_COUNTER_V_INDIR): New counter type
27320 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
27321 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
27323 * cgraph.c: Definition of cgraph_max_pid
27324 (cgraph_create_node): Default init of pid attribute
27325 * cgraph.h: Declaration of cgraph_max_pid
27326 (struct cgraph_node): Added pid attribute
27327 * libgcov.c (__gcov_indirect_call_profiler): New function
27328 (__gcov_one_value_profiler_body): New function
27329 (__gcov_one_value_profiler): Body was moved to
27330 __gcov_one_value_profiler_body and calls it
27332 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
27334 * doc/gty.texi (Options): Document the mark_hook option to GTY.
27335 * gengtype.c (write_types_data, write_func_for_structure,
27336 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
27337 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
27338 (walk_type, write_func_for_structure): Generate the mark_hook if
27341 2007-01-19 Jan Hubicka <jh@suse.cz>
27343 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
27344 'early' argument take inlining mode argument specifying whether to
27345 inline for size/speeed or all functions; add support for flattening;
27347 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
27349 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27352 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
27353 the name of the declared identifier.
27355 2007-01-19 Dirk Mueller <dmueller@suse.de>
27357 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
27358 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
27359 duplicate evaluation.
27361 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27363 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
27364 Macroize expander using X87MODEF12 mode macro. Extend operand 1
27365 to XFMode, use acosxf2 and truncate result to requested mode.
27366 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27367 (asin<mode>2): Similarly, with asin expanders.
27368 (*fscalexf4_i387): Rename from *fscalexf4.
27369 (expNcorexf3): New expander.
27370 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
27371 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
27372 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
27373 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
27374 patterns for SSE math.
27375 (exp10<mode>2): Similarly, with exp10 expanders.
27376 (exp2<mode>2): Similarly, with exp2 expanders.
27377 (expm1<mode>2): Similarly, with expm1 expanders.
27378 (ldexp<mode>3): Similarly, with ldexp expanders.
27379 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
27380 Use gen_truncxf<mode>2_i387_noop to truncate result.
27382 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27384 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
27385 for ColdFire targets.
27387 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
27388 Richard Sandiford <richard@codesourcery.com>
27390 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
27391 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
27392 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
27393 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
27394 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27395 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27397 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27399 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
27400 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
27401 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
27402 (*adddi_dilshr32_cf): New pattern.
27403 (adddi3, subdi3): Remove first alternatives.
27405 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27407 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
27408 implemented using move.l, do not use its cc result for floating-point
27411 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27413 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
27414 from accepting 's' constraints if flag_pic.
27416 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27418 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
27419 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
27420 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
27421 condition from TARGET_68881 to TARGET_HARD_FLOAT.
27423 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
27425 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
27426 ColdFire alternatives.
27427 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
27428 * config/m68k/m68k.md (clzsi2): Define for ColdFire
27429 architectures that support ff1 instruction.
27431 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27432 Julian Brown <julian@codesourcery.com>
27434 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
27435 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
27436 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
27439 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27441 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
27443 (output_move_const_into_data_reg, output_move_simode_const): Delete.
27444 * config/m68k/m68k.c (const_method, const_int_cost): Take a
27445 HOST_WIDE_INT instead of an rtx.
27446 (m68k_rtx_costs): Update call accordingly.
27447 (output_move_const_into_data_reg): Likewise. Fix formatting.
27448 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
27450 (output_move_simode_const): Update calls after above changes.
27451 Rework to use automatic variables and predicates like MEM_P.
27452 * config/m68k/m68k.md (pushexthisi_const): Update call to
27455 2007-01-19 Dirk Mueller <dmueller@suse.de>
27457 * tree-ssa-alias.c (perform_var_substitution): Fix typo
27458 in dump_flags test.
27460 2007-01-19 Richard Guenther <rguenther@suse.de>
27462 * builtins.c (expand_builtin_cexpi): Fall back to expanding
27463 via cexp in case sincos is not available.
27465 2007-01-19 Richard Guenther <rguenther@suse.de>
27467 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
27468 * defaults.h (TARGET_HAS_SINCOS): Default to off.
27469 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
27470 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
27471 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
27472 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
27473 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
27474 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
27476 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27478 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
27480 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
27481 (atan2xf3): Directly generate RTL pattern.
27482 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
27483 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
27484 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27485 disable patterns for SSE math.
27486 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
27487 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
27488 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27489 disable patterns for SSE math.
27491 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
27493 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
27495 2007-01-18 Roger Sayle <roger@eyesopen.com>
27497 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
27498 VIEW_CONVERT_EXPR to the same type as it's operand.
27500 2007-01-18 David Edelsohn <edelsohn@gnu.org>
27502 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
27503 configured for long double 128.
27505 2007-01-18 Mike Stump <mrs@apple.com>
27507 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
27510 2007-01-18 Michael Meissner <michael.meissner@amd.com>
27512 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
27515 2007-01-18 Jan Hubicka <jh@suse.cz>
27517 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
27518 greater than NUM_VOP_FREE_BUCKETS.
27520 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
27522 * tree-ssa-structalias.c: Update comments.
27523 (ptabitmap_obstack): Removed.
27524 (pta_obstack): New.
27525 (oldpta_obstack): Ditto.
27526 (stats): Add a few members.
27527 (struct variable_info): Remove node, complex, address_taken, and
27528 indirect_target members. Add oldsolution member.
27529 (new_var_info): Do not initialize removed members.
27530 (constraint_expr_type): Remove INCLUDES.
27531 (constraint_graph): Add size, implicit_preds, rep,
27532 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
27533 (FIRST_REF_NODE): New macro.
27534 (LAST_REF_NODE): Ditto.
27535 (FIRST_ADDR_NODE): Ditto.
27536 (find): New function.
27538 (dump_constraint): Do not handle INCLUDES.
27539 (insert_into_complex): Do not insert duplicate constraints.
27540 (condense_varmap_nodes): Renamed and rewritten into ...
27541 (merge_node_constraints): This. Also fix bug in handling of
27542 offseted copy constraints.
27543 (clear_edges_for_node): No longer need to deal with preds at all,
27544 or removing associated preds/succs.
27545 (merge_graph_nodes): Deal with indirect_cycles.
27546 Don't deal with predecessors.
27547 (add_implicit_graph_edge): New function.
27548 (add_pred_graph_edge): Ditto.
27549 (add_graph_edge): Don't deal with predecessors.
27550 (build_constraint_graph): Removed.
27551 (build_pred_graph): New function.
27552 (build_succ_graph): Ditto.
27553 (struct scc_info): Removed in_component. Added roots, dfs, and
27554 node_mapping. Remove visited_index, unification_queue.
27555 (scc_visit): Deal with union-find we do now.
27556 Deal with cycles with REF nodes.
27557 (collapse_nodes): Renamed and rewritten to ...
27558 (unify_nodes): This.
27559 (process_unification_queue): Removed.
27560 (topo_visit): Cleanup
27561 (do_da_constraint): Use find.
27562 (do_sd_constraint): Ditto.
27563 (do_ds_constraint): Ditto.
27564 (do_complex_constraint): Ditto.
27565 (init_scc_info): Update for removed and added members.
27566 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
27567 (find_indirect_cycles): This.
27568 (equivalence_class): New variable.
27569 (label_visit): New function.
27570 (perform_variable_substitution): Rewritten.
27571 (free_var_substitution_info): New function.
27572 (find_equivalent_node): Ditto.
27573 (move_complex_constraints): Ditto.
27574 (eliminate_indirect_cycles): Ditto.
27575 (solve_graph): Only propagate changed bits.
27576 Use indirect cycle elimination.
27578 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
27579 (tree_id_eq): Renamed to ...
27580 (tree_vi_eq): This. Update for member change
27581 (insert_id_for_tree): Renamed and rewritten to ...
27582 (insert_vi_for_tree): This.
27583 (lookup_id_for_tree): Renamed and rewritten to ...
27584 (lookup_vi_for_tree): This.
27585 (get_id_for_tree): Renamed and rewritten to ...
27586 (get_vi_for_tree): Ditto.
27587 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
27588 (process_constraint): Don't handle INCLUDES.
27589 Remove special ADDRESSOF case.
27590 (find_func_aliases): Rewrite to use vi functions instead of id
27592 (create_function_info_for): Ditto.
27593 (create_variable_info_for): Ditto.
27594 (intra_create_variable_infos): Ditto.
27595 (merge_smts_into): Ditto.
27596 (find_what_p_points_to): Ditto.
27597 (init_base_vars): Ditto.
27598 (init_alias_vars): Ditto.
27599 (remove_preds_and_fake_succs): New function.
27600 (dump_sa_points_to_info): Dump new stats.
27601 (dump_solution_for_var): Use find.
27602 (set_used_smts): Fix formatting.
27603 (compute_points_to_sets): Updated for new functions.
27604 (ipa_pta_execute): Ditto.
27606 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27607 Richard Sandiford <richard@codesourcery.com>
27609 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
27611 * calls.c (expand_call): If the return value is a PARALLEL,
27612 extract its first member.
27613 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
27614 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27615 use FUNCTION_EXTRA_EPILOGUE.
27616 (m68k_function_value): Return a PARALLEL if the return value
27617 is of a pointer type.
27618 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
27619 (FUNCTION_EXTRA_EPILOGUE): Remove.
27620 * config/m68k/m68k.md (D0_REG): New constant.
27622 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27624 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27625 output a NOP for empty epilogues.
27627 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27629 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
27630 before function. Extend register save check to include all
27631 registers, not just integer ones.
27633 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27635 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
27636 (m68k_use_return_insn): ...this.
27637 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
27638 * config/m68k/m68k.c (use_return_insn): Rename to...
27639 (m68k_use_return_insn): ...this.
27640 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
27641 of USE_RETURN_INSN.
27643 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27645 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
27646 nearest even, fix denormal rounding overflow.
27648 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27650 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
27651 f%$smove and f%$move.
27652 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
27653 (extendsfdf2_cf): Use fdmove instead of f%&move.
27654 (truncdfsf2_cf): Use fsmove instead of f%$smove.
27655 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
27657 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27659 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
27662 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27664 * real.h (real_format): Add a canonical_nan_lsbs_set field.
27665 (coldfire_single_format): Declare.
27666 (coldfire_double_format): Likewise.
27667 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
27668 of qnan_msb_set to determine the lower bits of a canonical
27670 (encode_ieee_double): Likewise.
27671 (encode_ieee_quad): Likewise.
27672 (ieee_single_format): Initialize canonical_nan_lsbs_set.
27673 (mips_single_format): Likewise.
27674 (ieee_double_format): Likewise.
27675 (mips_double_format): Likewise.
27676 (ieee_extended_motorola_format): Likewise.
27677 (ieee_extended_intel_96_format): Likewise.
27678 (ieee_extended_intel_128_format): Likewise.
27679 (ieee_extended_intel_96_round_53_format): Likewise.
27680 (ibm_extended_format): Likewise.
27681 (mips_extended_format): Likewise.
27682 (ieee_quad_format): Likewise.
27683 (mips_quad_format): Likewise.
27684 (vax_f_format): Likewise.
27685 (vax_d_format): Likewise.
27686 (vax_g_format): Likewise.
27687 (i370_single_format): Likewise.
27688 (i370_double_format): Likewise.
27689 (decimal_single_format): Likewise.
27690 (decimal_double_format): Likewise.
27691 (decimal_quad_format): Likewise.
27692 (c4x_single_format): Likewise.
27693 (c4x_extended_format): Likewise.
27694 (real_internal_format): Likewise.
27695 (coldfire_single_format): New real_format.
27696 (coldfire_double_format): Likewise.
27697 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
27698 canonical_nan_lsbs_set.
27699 (pdp11_d_format): Likewise.
27700 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
27701 if TARGET_COLDFIRE_CPU.
27703 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27705 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
27706 (output_call, m68k_legitimize_call_address): Declare.
27707 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
27708 parenthesees. Add support for a 'W' constraint.
27709 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
27710 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
27711 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
27712 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
27714 (override_options): Initialize them. Do not set flag_no_function_cse
27715 for TARGET_ID_SHARED_LIBRARY.
27716 (m68k_output_pic_call): Delete.
27717 (m68k_legitimize_call_address): New function.
27718 (print_operand): Remove the %o prefix. Handle the %p prefix.
27719 (output_call): New function.
27720 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
27721 target address from the GOT if symbolic jumps are not allowed.
27722 * config/m68k/m68k.md (call, general_operand): Do not set
27723 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
27724 Merge separate flag_pic and !flag_pic define_insns into...
27725 (*call, *call_value): ...these new patterns. Match the address
27726 rather than the containing MEM and require it to be a call_operand.
27727 Use output_call to generate the asm template.
27728 * config/m68k/predicates.md (const_call_operand): New predicate.
27729 (call_operand): Likewise.
27731 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27733 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
27734 (STACK_GROWS_DOWNWARD): Define to 1.
27735 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
27736 comments, emphasizing that these values are only defaults.
27737 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
27738 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
27740 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27742 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
27744 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27745 Richard Sandiford <richard@codesourcery.com>
27747 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
27748 (FP_REGNO_P): New macros.
27749 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
27750 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
27751 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
27752 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
27754 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27756 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27757 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
27759 * config/m68k/t-floatlib: New file, extracting common code from...
27760 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
27761 * config/m68k/t-uclinux: Here.
27762 * config/m68k/fpgnulib.c: Do not compile extendeed precision
27763 routines on ColdFire targets.
27765 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27767 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27768 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
27769 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
27770 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
27771 explicitly set MOTOROLA to 1.
27772 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
27774 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27775 Nathan Sidwell <nathan@codesourcery.com>
27777 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
27778 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
27779 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
27780 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
27781 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
27782 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
27783 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
27784 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
27785 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
27786 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27787 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
27788 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
27789 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
27790 (DBX_REGISTER_NUMBER): Delete.
27791 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
27792 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27793 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
27795 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27797 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
27798 * config/flat.h: New file.
27799 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
27800 OBJECT_FORMAT_FLAT.
27801 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
27802 indirect references for -msep-data or -mid-shared-library.
27803 Do not use PC-relative code addresses either.
27804 * config/m68k/m68k.c (override_options): Restrict -fPIC error
27806 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
27807 for shared libraries and crt1.o for executables. Use crti.o and
27809 (ENDFILE_SPEC): Use crtend.o and crtn.o.
27810 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
27811 Do not add -elf2flt or -shared-lib-id options here.
27812 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
27813 Pass -shared-lib-id if -mid-shared-library, taking the library
27814 identifier from -mshared-library-id if given, otherwise
27816 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
27817 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
27818 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
27819 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
27820 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
27821 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
27823 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
27824 jump sequence for ISA A and ISA A+.
27825 (PICJUMP): Likewise.
27827 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27829 * config.gcc (m68k-*-uclinux*): Base the port on the common
27830 and m68k GNU/Linux files rather than on the generic ELF ones.
27831 * config/m68k/uclinux.h (TARGET_VERSION): Override.
27832 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
27834 2007-01-18 Julian Brown <julian@codesourcery.com>
27835 Richard Sandiford <richard@codesourcery.com>
27837 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
27838 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27839 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
27841 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
27842 80 unconditionally.
27843 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27845 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27847 * doc/install.texi: Document m68k-uclinuxoldabi.
27848 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
27849 * config/m68k/uclinux-oldabi.h: New file, copied from
27850 config/m68k/uclinux.h.
27852 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
27854 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
27855 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
27856 (m32r_compute_frame_size): Use unsigned for regno.
27857 (m32r_reload_lr): Use gen_frame_mem.
27859 (m32r_output_function_epilogue): Don't output the function epilogue
27861 (m32r_expand_epilogue): New.
27862 (direct_return): Return false if the function has the interrupt
27864 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
27865 * config/m32r/m32r.md (epilogue): New expander.
27866 (return_lr, return_rte): New insns.
27867 (return): Make it expander.
27868 (return_normal): New expander.
27870 2007-01-18 Josh Conner <jconner@apple.com>
27873 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
27874 support for UNLE, UNLT, UNGE, and UNGT.
27876 2007-01-18 Jan Hubicka <jh@suse.cz>
27878 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
27879 * tree-tailcall (add_virtual_phis): Likewise.
27880 (optimize_tail_call): Return TODOs.
27881 (execute_tail_calls): Return TODOs.
27882 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
27883 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
27885 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27886 Cleanup cfg using TODO.
27887 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
27888 * passes.c (execute_function_todo): When cleanup did something, remove
27890 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
27891 (make_edges): Don't cleanup_cfg.
27893 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
27895 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
27896 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
27897 operate on the top of stack.
27898 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
27899 register handling of instructions that output to the second
27901 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
27902 (move_for_stack_reg): Special-case check for dead destination
27903 stack slot for constant load of 1.0 inside UNSPEC_TAN.
27905 * config/i386/i386.md (UNSPEC_TAN): New constant.
27906 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
27907 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
27908 to correctly model move of constant 1.0 to top stack slot.
27909 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
27910 (unnamed peephole2 pattern): Remove corresponding peephole2
27911 pattern that optimizes tan insn and loading of constant 1.0.
27912 (tanxf2): Use fptanxf4_i387.
27913 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
27914 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
27915 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27916 disable patterns for SSE math.
27917 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
27918 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
27920 2007-01-18 Dirk Mueller <dmueller@suse.de>
27921 Richard Guenther <rguenther@suse.de>
27924 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
27925 * common.opt (Warray-bounds): Add new warning option.
27926 * c-opts.c (c_common_handle_option): Define -Warray-bounds
27928 * Makefile.in: make tree-vrp.o depend on toplev.h
27929 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
27931 (check_array_refs, check_array_bounds, check_array_ref): New.
27933 2007-01-18 Jan Hubicka <jh@suse.cz>
27935 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
27936 (execute_ssa_ccp): Return flags conditionally.
27937 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
27939 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
27941 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
27943 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
27944 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
27946 * Makefile.c (GTFILES): Add cfglayout.h.
27947 * gengtype.c (open_base_files): Likewise.
27948 * cfglayout.c (cfg_layout_function_footer,
27949 cfg_layout_function_header) Reindent to make gengtype happy.
27950 * cfglayout.h (cfg_layout_function_footer,
27951 cfg_layout_function_header): Add GTY(()) marker.
27953 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
27955 2007-01-18 Ben Elliston <bje@au.ibm.com>
27957 * genautomata.c (write_automata): Include xstrerror output in the
27958 error message if writing the DFA description file fails.
27960 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27962 * config/mips/mips-protos.h (mips_output_external): Make it
27964 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27965 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27966 (extern_list): Likewise.
27967 (extern_head): Likewise.
27968 (TARGET_ASM_FILE_END): Likewise.
27969 (mips_file_end): Likewise.
27970 (mips_output_external): Rewritten.
27972 2007-01-18 Ben Elliston <bje@au.ibm.com>
27974 * genpreds.c (write_insn_preds_c): Only write out the function
27975 body for regclass_for_constraint if we have register constraints.
27977 2007-01-17 Tom Tromey <tromey@redhat.com>
27979 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27980 * doc/install.texi (Testing): Use sourceware.org.
27981 (Binaries): Likewise.
27982 (Specific): Likewise.
27983 * doc/contrib.texi (Contributors): Use sourceware.org.
27985 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27987 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27988 (AVR_ENHANCED): Rename to ...
27989 (AVR_HAVE_MUL): ... new.
27990 (avr_enhanced_p): Rename to ...
27991 (avr_have_mul_p): ... new.
27992 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27993 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27994 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27995 (avr_have_mul_p): ... new.
27996 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27997 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27998 'avr_enhanced_p' and 'enhanced'.
27999 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
28000 AVR_HAVE_MUL instead of AVR_ENHANCED.
28001 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
28002 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
28003 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
28004 instead of AVR_ENHANCED.
28005 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
28006 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
28007 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
28009 2007-01-17 Ian Lance Taylor <iant@google.com>
28011 * vec.h (VEC_reserve_exact): Define.
28012 (vec_gc_p_reserve_exact): Declare.
28013 (vec_gc_o_reserve_exact): Declare.
28014 (vec_heap_p_reserve_exact): Declare.
28015 (vec_heap_o_reserve_exact): Declare.
28016 (VEC_OP (T,A,reserve_exact)): New static inline function, three
28018 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
28019 negative parameter.
28020 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
28021 (VEC_OP (T,A,copy)) [all versions]: Likewise.
28022 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
28023 * vec.c (calculate_allocation): Add exact parameter. Change all
28025 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
28026 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
28027 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
28028 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
28029 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
28030 (vec_heap_p_reserve_exact): New function.
28031 (vec_heap_o_reserve_exact): New function.
28033 2007-01-17 Jan Hubicka <jh@suse.cz>
28035 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
28037 2007-01-17 Eric Christopher <echristo@apple.com>
28039 * config.gcc: Support core2 processor.
28041 2007-01-16 Jan Hubicka <jh@suse.cz>
28043 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
28044 the names, just unlink the chain so we don't crash on dangling
28048 2007-01-16 Jan Hubicka <jh@suse.cz>
28050 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
28051 * tree-pass.h: Reorder to make IPA passes appear toegher.
28052 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
28054 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
28055 parameters, do not call early inliner.
28056 * ipa-inline.c: Update comments. Include tree-flow.h
28057 (cgraph_decide_inlining): Do not compute inlining parameters.
28058 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
28059 be called with function context set up.
28060 (pass_ipa_inline): Remove unreachable functions before pass.
28061 (cgraph_early_inlining): Simplify assuming to be called from the
28063 (pass_early_inline): New pass.
28064 (cgraph_gate_ipa_early_inlining): New gate.
28065 (pass_ipa_early_inline): Turn into simple wrapper.
28066 (compute_inline_parameters): New function.
28067 (gate_inline_passes): New gate.
28068 (pass_inline_parameters): New pass.
28069 (apply_inline): Move here from tree-optimize.c
28070 (pass_apply_inline): New pass.
28071 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
28073 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
28074 doing them by hand.
28075 (tree_function_versioning): Do not allocate dummy struct function.
28076 * tree-inline.h (optimize_inline_calls): Update prototype.
28077 * tree-optimize.c (execute_fixup_cfg): Export.
28078 (pass_fixup_cfg): Remove
28079 (tree_rest_of_compilation): Do not apply inlines.
28080 * tree-flow.h (execute_fixup_cfg): Declare.
28081 * Makefile.in (gt-passes.c): New.
28082 * passes.c: Include gt-passes.h
28083 (init_optimization_passes): New passes.
28084 (nnodes, order): New static vars.
28085 (do_per_function_toporder): New function.
28086 (execute_one_pass): Dump current pass here.
28087 (execute_ipa_pass_list): Don't dump current pass here.
28089 2007-01-16 Janis Johnson <janis187@us.ibm.com>
28091 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
28092 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
28094 2007-01-16 David Edelsohn <edelsohn@gnu.org>
28096 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
28097 (strong_alias): Define.
28098 (__gcc_qmul): Provide non-FMA for soft-float.
28099 (__gcc_qdiv): Same.
28104 (__gcc_qunord): New.
28114 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
28115 soft-float functions.
28116 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
28117 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
28118 about long double soft float.
28120 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
28121 Tehila Meyzels <tehila@il.ibm.com>
28123 * tree-vectorizer.h (is_pattern_stmt_p): New.
28124 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
28125 formatting (tabs instead of spaces). Cleanup and clarify setting
28126 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
28127 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
28128 (vectorizable_type_demotion): Check that types are integral.
28129 (vectorizable_type_promotion): Likewise.
28130 (vectorizable_store): Fix typo. Eliminate new-line at end of
28133 2007-01-16 Jan Hubicka <jh@suse.cz>
28135 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
28138 2007-01-15 Eric Christopher <echristo@apple.com>
28140 * ifcvt.c: Include vec.h, vecprim.h.
28141 (check_cond_move_block): New argument regs.
28142 Reorganize. Add registers used to regs.
28143 (cond_move_process_if_block): Use regs set above as
28146 2007-01-15 Eric Christopher <echristo@apple.com>
28148 * config/darwin.h: Update copyright.
28149 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
28150 (LINK_COMMAND_SPEC): Add -u.
28151 (LINK_SPEC): Fix umbrella for above.
28153 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
28155 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
28158 2007-01-15 Tom Tromey <tromey@redhat.com>
28160 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
28161 * doc/install.texi (Testing): Don't mention jacks.
28162 (Configuration): Document --enable-java-maintainer-mode. Move
28163 --with-java-home to libgcj-specific section. Document
28165 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
28167 2007-01-15 Jan Hubicka <jh@suse.cz>
28169 * tree-ssa-dce.c (DCE_TODOs): New.
28170 (propagate_necessity): Return if something changed.
28171 (eliminate_unnecessary_stmts): Likewise.
28172 (perform_tree_ssa_dce): Return TODO flags when needed.
28173 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
28175 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
28177 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
28178 (fyl2x_extend<mode>xf3_i387): New insn pattern.
28179 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
28180 patterns using X87MODEF12 mode macro. Extend operand 1
28181 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
28182 (log10<mode>2): Ditto.
28183 (log2<mode>2): Ditto.
28184 (log1p<mode>2): Ditto.
28185 (logb<mode>2): Ditto.
28186 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
28187 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
28188 (*fxtractxf3_i387): Rename from *fxtractxf3.
28189 (fxtract_extend<mode>xf3_i387): New insn pattern.
28190 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
28191 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
28192 and gen_fyl2xxf3_i387().
28194 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
28196 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
28197 * cfgloopmanip.c (fix_loop_placement): Made static. Use
28198 get_loop_exit_edges. Changed return type to bool.
28199 * cfgloop.h (fix_loop_placement): Declaration removed.
28201 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
28203 * param.h (MIN_VECT_LOOP_BOUND): New.
28204 * params.def (MIN_VECT_LOOP_BOUND): New.
28205 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
28206 argument - minimum threshold for number of iterations.
28207 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
28208 argument to declaration.
28209 * tree-vect-analyze.c (vect_analyze_operations): Check value of
28210 MIN_VECT_LOOP_BOUND.
28211 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
28212 slpeel_tree_peel_loop_to_edge with additional argument.
28213 (vect_do_peeling_for_alignment): Likewise.
28214 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
28216 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
28219 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
28220 operands of size 1.
28222 2007-01-14 Jan Hubicka <jh@suse.cz>
28224 * tree-dfa.c (remove_referenced_var): New function.
28225 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
28226 prune referenced vars list too.
28227 * tree-flow.h (remove_referenced_var): Declare.
28229 2007-01-14 Jan Hubicka <jh@suse.cz>
28231 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
28233 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
28234 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
28235 * except.h (verify_eh_throw_table_statements): Kill prototype.
28236 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
28237 into call exrepssions.
28238 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
28240 * tree-cfg.c: Include pointer-set.h.
28241 (verify_node_sharing): Work on pointer set.
28242 (verify_eh_throw_stmt_node): New.
28243 (verify_stmts): Use pointers sets, verify throw_stmt.
28245 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
28247 * ipa-reference.c (analyze_function): Consider also addresses taken
28250 2007-01-12 Roger Sayle <roger@eyesopen.com>
28252 * c-typeck.c (null_pointer_constant_p): Replace use of
28253 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28254 (build_c_cast): Likewise.
28256 2007-01-12 Roger Sayle <roger@eyesopen.com>
28258 * tree.h (force_fit_type_double): Remove unused final argument.
28259 * c-common.c (constant_expression_warning): Replace use of
28260 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28261 (convert_and_check): Likewise.
28262 (shorten_compare): Update call to force_fit_type_double.
28263 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
28264 * convert.c (convert_to_pointer): Update call to
28265 force_fit_type_double.
28266 * fold-const.c (force_fit_type_double): Remove overflowed_const
28268 (int_const_binop, fold_convert_const_int_from_int,
28269 fold_convert_const_int_from_real, fold_div_compare,
28270 fold_sign_changed_comparison, fold_unary, fold_negate_const,
28271 fold_abs_const, fold_not_const): Remove the final argument from
28272 calls to force_fit_type_double.
28274 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
28276 * configure.ac: Set insn to "nop" for spu-*-* also.
28277 * configure: Regenerate.
28279 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
28281 * builtins.def : Add BUILT_IN_FREE.
28283 2007-01-12 Jan Hubicka <jh@suse.cz>
28285 PR tree-optimization/30443
28286 * tree-inline.c (tree_function_versioning): Do not optimize when
28287 cloning for inlining.
28289 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
28291 * doc/loop.texi: Document recording of loop exits.
28292 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
28293 (update_single_exits_after_duplication,
28294 update_single_exit_for_duplicated_loop,
28295 update_single_exit_for_duplicated_loops): Removed.
28296 (duplicate_loop_to_header_edge): Do not call
28297 update_single_exits_after_duplication and
28298 update_single_exit_for_duplicated_loops.
28299 (loop_version): Do not update single_exit information.
28300 (fix_loop_structure): Use record_loop_exits instead of
28301 mark_single_exit_loops.
28302 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
28303 the lists of loop exits.
28304 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
28305 split_edge, merge_blocks): Update the lists of loop exits.
28306 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
28307 loop_optimizer_init.
28308 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
28309 of mark_single_exit_loops.
28310 (loop_optimizer_finalize): Call release_recorded_exits.
28311 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
28312 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
28313 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
28314 update single exit information.
28315 * lambda-code.c (perfect_nestify): Ditto.
28316 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
28317 (mark_single_exit_loops): Removed.
28318 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
28319 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
28320 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
28322 (get_loop_exit_edges, single_exit): Use recorded exit lists.
28323 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
28324 (verify_loop_structure): Verify consistency of the exit lists.
28325 (flow_loops_find): Use alloc_loop. Initialize exits hash.
28326 (set_single_exit): Removed.
28327 * cfgloop.h (struct loop_exit): New function.
28328 (struct loop): single_exit_ field replaced by exits field.
28329 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
28330 LOOPS_HAVE_RECORDED_EXITS.
28331 (struct loops): Added exits hash.
28332 (mark_single_exit_loops, set_single_exit): Declaration removed.
28333 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
28335 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28337 * doc/invoke.texi: Avoid use of @headitem.
28339 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28341 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
28343 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28345 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
28348 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28349 Richard Sandiford <richard@codesourcery.com>
28351 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
28352 * config/m68k/m68k.opt: Resort options.
28353 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
28355 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28356 Richard Sandiford <richard@codesourcery.com>
28358 * doc/invoke.texi: Document the macros that are defined by
28359 m68k's -mtune and -mhard-float options.
28360 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
28361 (m68k_cpp_cpu_family): Likewise.
28362 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
28363 of __ucfv*__ macros. Define __mcffpu__ if generating code for
28364 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
28365 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
28366 (m68k_cpp_cpu_family): Likewise.
28368 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28370 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
28371 macros besides mc68000 as tuning macros. Use a switch statement
28372 to set them and mcpu32.
28374 2007-01-12 Julian Brown <julian@codesourcery.com>
28376 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
28377 (TARGET_68040_ONLY): Rename to...
28378 (TARGET_68040): ...this.
28379 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
28380 * config/m68k/m68k.md: Likewise.
28382 2007-01-12 Julian Brown <julian@codesourcery.com>
28383 Nathan Sidwell <nathan@codesourcery.com>
28384 Richard Sandiford <richard@codesourcery.com>
28386 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
28387 the -mcpu= argument associated with the --with-cpu setting.
28388 Define M68K_DEFAULT_TUNE to the default -mtune= option,
28389 if different from the one implied by the -mcpu setting.
28390 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
28391 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
28392 * doc/invoke.texi: Mention ColdFire in the introduction to the
28393 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
28394 -mno-div and -mhard-float options. Make -m68881 a synonym for
28395 -mhard-float. Document the previously-undocumented -m5206e,
28396 -m528x, -m5307 and -m5407 options. Tweak the existing option
28397 documentation for consistency.
28398 * doc/install.texi: Mention new --with-cpu arguments.
28399 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
28400 default CPU if neither -mcpu nor -march are specified.
28401 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
28402 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
28403 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
28404 using m68k_tune to decide between families that implement the
28405 same ISA. Use m68k_tune to set __mcfv4e__.
28406 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
28407 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
28408 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
28409 (FL_ISA_C, FL_ISA_MMU): New macros.
28410 (MASK_COLDFIRE): Delete.
28411 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
28412 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
28413 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
28414 (TARGET_HARD_FLOAT): Do not define here.
28415 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
28416 (TUNE_68000): New macro.
28417 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
28418 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
28419 (TUNE_CFV2): Redefine in terms of m68k_tune.
28420 (uarch_type, target_device, fpu_type): New enums.
28421 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
28422 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
28423 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
28424 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
28425 (FL_FOR_isa_c): New macros.
28426 (m68k_isa): New enum.
28427 (m68k_target_selection): New structure.
28428 (all_devices, all_isas, all_microarchs): New tables.
28429 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
28430 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
28431 (MASK_ALL_CPU_BITS): Delete.
28432 (m68k_find_selection): New function.
28433 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
28434 Map the legacy target options to a combination of the new ones.
28435 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
28436 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
28437 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
28439 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
28440 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
28442 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
28443 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
28444 * config/m68k/m68k-devices.def: New file.
28446 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28447 Nathan Sidwell <nathan@codesourcery.com>
28449 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
28450 (SUBTARGET_EXTRA_SPECS): New macros.
28451 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
28452 use %(asm_cpu_spec) instead.
28453 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
28454 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
28455 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
28456 (EXTRA_SPECS): Rename to...
28457 (SUBTARGET_EXTRA_SPECS): ...this.
28459 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28460 Richard Sandiford <richard@codesourcery.com>
28461 Julian Brown <julian@codesourcery.com>
28463 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28464 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
28465 to the configuration's default CPU.
28466 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
28467 Remove default masks.
28468 (m680[012]0-*-*): Set the default with_cpu to the first part of
28470 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
28471 (m68k*-*-linux): Extend the --with-cpu handling to...
28472 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
28473 and m68010. Don't set target_cpu_default2.
28474 * doc/install.texi: Document --with-cpu for m68k.
28475 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
28476 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
28477 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
28478 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
28479 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
28480 (ASM_SPEC): Remove use of %(asm_cpu_default).
28481 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
28482 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
28483 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
28484 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
28485 __HAVE_FPU__ if TARGET_HARD_FLOAT.
28486 (TARGET_DEFAULT): Delete.
28487 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
28488 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
28489 (CPP_CPU_SPEC): Delete.
28490 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
28491 the appropriate string.
28492 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
28493 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
28494 (ASM_SPEC): Don't use %(asm_default_spec).
28495 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
28496 TARGET_DEFAULT and add MASK_68881.
28497 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
28499 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28501 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
28502 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
28503 MASK_68010 alongside MASK_68020.
28504 * doc/invoke.texi: Document -m68010.
28505 * config/m68k/m68k.opt (m68010): New.
28506 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
28508 (TUNE_68010): New macro.
28509 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
28510 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
28511 (M68K_CPU_m68332): Add MASK_68010.
28512 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
28513 fallback definition.
28514 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
28516 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
28517 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
28518 to all entries that use MASK_68020.
28519 (output_move_simode_const, output_move_himode, output_move_qimode)
28520 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
28521 instead of TARGET_68020 to select clr behavior. Remove comment
28522 about there being no TARGET_68010.
28523 * config/m68k/m68k.md: Likewise throughout.
28525 2007-01-12 Julian Brown <julian@codesourcery.com>
28527 * config/m68k/m68k.h (TARGET_ISAB): New macro.
28528 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
28529 * config/m68k/m68k.md: Likewise.
28531 2007-01-12 Julian Brown <julian@codesourcery.com>
28533 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
28534 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
28536 2007-01-12 Julian Brown <julian@codesourcery.com>
28538 * config/m68k/m68k.h (TUNE_68040_60): New macro.
28539 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
28540 * config/m68k/m68k.md: Likewise.
28542 2007-01-12 Julian Brown <julian@codesourcery.com>
28543 Richard Sandiford <richard@codesourcery.com>
28545 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
28546 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
28547 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
28549 (TARGET_CPU32): Rename to...
28550 (TUNE_CPU32): ...this.
28551 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
28552 (TUNE_CFV2): New macros.
28553 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
28554 remove conditions that are implied by TARGET_68020.
28555 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
28556 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
28557 (m68k_output_function_epilogue): Likewise.
28558 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
28559 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
28560 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
28561 non-68000 timings. Refactor multiplication and division costs.
28562 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
28563 TUNE_CPU32 instead of TARGET_CPU32.
28564 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
28565 and TUNE_68060 instead of TARGET_68060.
28566 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
28567 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
28569 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
28570 && !TARGET_COLDFIRE" to choose between moveq and clr.
28571 Likewise in the unnamed movsf pattern.
28572 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
28573 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
28576 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28578 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
28579 of tabbing before backslashes.
28581 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28583 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
28584 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
28585 (ASM_OUTPUT_INTERNAL_LABEL): Define.
28587 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28589 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
28590 find_interesting_uses_cond.
28591 (find_interesting_uses_cond): Use extract_cond_operands.
28592 (rewrite_use_compare): Use extract_cond_operands and
28593 force_gimple_operand_bsi. Do not call update_stmt.
28594 (determine_use_iv_cost_condition): Use extract_cond_operands.
28595 Return cheaper of using original bound and changing the exit bound.
28597 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28599 PR tree-optimization/29516
28600 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
28601 most_expensive_mult_to_index, addr_to_parts,
28602 create_mem_ref, maybe_fold_tmr): Make the type of
28603 fields of TARGET_MEM_REF sizetype.
28604 (move_fixed_address_to_symbol, move_pointer_to_base):
28606 * tree.def (TARGET_MEM_REF): Add comment on types of
28609 2007-01-11 Joseph Myers <joseph@codesourcery.com>
28611 * c-common.c (vector_types_convertible_p): Treat opaque types as
28612 always convertible if they have the same size, but not otherwise.
28614 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
28616 * ifcvt.c (struct noce_if_info): Add comments to the fields.
28617 Remove the b_unconditional field.
28618 (noce_try_sign_mask): Do not look at b_unconditional.
28619 (noce_process_if_block): Do not use merge_if_blocks. Update
28620 the CFG here. Do not set b_unconditional.
28621 (cond_move_process_if_block): Likewise.
28622 (find_cond_trap): Likewise.
28623 (check_cond_move_block): Require simple jump insns at the end
28624 of the basic block.
28626 2007-01-11 Jan Hubicka <jh@suse.cz>
28628 PR tree-optimization/1046
28629 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
28630 when alias info is not ready.
28631 (pass_tail_recursion): Do not require aliasing.
28632 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
28633 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
28634 * tree-ssa-copy.c (pass_copy_prop): Likewise.
28635 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
28636 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
28637 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
28638 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
28640 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
28641 When aliasing is not build, mark statement as volatile.
28643 2007-01-11 Tom Tromey <tromey@redhat.com>
28645 PR preprocessor/15185, PR preprocessor/20989:
28646 * doc/cppopts.texi <-MT>: Update description of algorithm for
28647 computing default target.
28648 <-M, -MD>: Reword "basename" text.
28650 2007-01-11 Roger Sayle <roger@eyesopen.com>
28652 * builtins.c (expand_builtin_pow, expand_builtin_powi,
28653 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
28654 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
28655 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
28656 fold_builtin_bswap, real_constp, fold_builtin_pow,
28657 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
28658 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
28659 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28660 * convert.c (convert_to_pointer): Likewise.
28661 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
28662 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
28663 const_binop, fold_convert_const_int_from_int,
28664 fold_convert_const_int_from_real,
28665 fold_convert_const_real_from_real, sign_bit_p,
28666 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
28667 fold_sign_changed_comparison, fold_unary, fold_comparison,
28668 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
28669 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
28670 * print-tree.c (print_node_brief, print_node): Likewise.
28671 * stor-layout.c (place_field, layout_type): Likewise.
28672 * tree-chrec.c (keep_cast): Likewise.
28673 * tree.c (build_vector, build_real, build_real_from_int_cst,
28674 build_complex): Likewise.
28676 2007-01-11 Roger Sayle <roger@eyesopen.com>
28678 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
28679 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
28681 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
28683 * configure.ac (strict1_warn): Rename to strict_warn.
28684 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
28685 cc_set_by_configure, quoted_cc_set_by_configure,
28686 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
28687 all_boot_languages, all_stagestuff): Remove.
28688 (target_list): Remove bootstrap targets.
28689 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
28690 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
28691 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
28692 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
28693 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
28694 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
28695 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
28696 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
28697 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
28698 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
28699 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
28700 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
28701 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
28702 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
28703 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
28704 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
28705 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
28706 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
28707 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
28708 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
28709 (mostlyclean): Adjust.
28710 (clean, distclean): Don't mention bootstrap stuff.
28711 * configure: Regenerate.
28712 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
28713 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
28714 treelang/config-lang.in (stagestuff): Remove.
28715 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
28716 stageprofile, stagefeedback, stagestuff): Remove mention.
28718 2007-01-11 Nick Clifton <nickc@redhat.com>
28720 * config/mcore/predicates.md (mcore_general_movesrc_operand):
28722 (mcore_general_movdst_operand): Do not accept CONST_INTs.
28723 (mcore_arith_K_S_operand): Run the test for the S constraint not
28724 the test for the M constraint.
28725 (mcore_addsub_operand): Do not accept integer values that are
28726 larger than 32 bits.
28727 * config/mcore/mcore.md: Remove unused constraints from split.
28728 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
28729 (addsi3): Likewise.
28730 (allocate_stack): Likewise.
28731 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
28732 operands to 32 bits.
28733 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
28735 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
28736 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
28737 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
28738 mcore_output_bclri, mcore_output_andn, output_inline_const,
28739 mcore_output_move, mcore_output_movedouble): Likewise.
28740 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
28741 (output_inline_const): Likewise.
28742 (output_inline_const): Fix format strings used in sprintf
28744 * config/mcore/mcore-protos.h: Update prototypes for changed
28745 functions in mcore.c.
28746 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
28747 HOST_WIDE_INT and not int.
28748 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
28749 CONST_OK_FOR_N): Likewise.
28750 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
28751 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
28754 2007-01-10 Jan Hubicka <jh@suse.cz>
28756 * tree-vrp.c (remove_range_assertions): Release defs.
28757 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
28758 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
28760 2007-01-10 Paul Brook <paul@codesourcery.com>
28762 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
28763 * config/arm/arm.md (mulsi3subsi): New insn.
28765 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
28767 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
28768 (tree_transform_and_unroll_loop): New.
28769 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
28772 2007-01-10 Robert Kennedy <jimbob@google.com>
28774 * fold-const.c (fold_comparison): Fold comparisons like (x *
28775 1000 < 0) to (x < 0).
28777 2007-01-10 Ian Lance Taylor <iant@google.com>
28779 * tree-pretty-print.c (dump_generic_node): Print parentheses when
28780 operands have the same priority.
28782 2007-01-10 Tom Tromey <tromey@redhat.com>
28784 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
28785 (fold_binary): Likewise.
28786 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
28787 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
28788 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
28789 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
28790 * langhooks.h (struct lang_hooks): Removed field
28791 'can_use_bit_fields_p'.
28793 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
28795 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
28797 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
28799 * function.c (get_last_funcdef_no): New function.
28800 * function.h (get_last_funcdef_no): Declare.
28801 * tree-inline.c (initialize_cfun): Add initialization.
28802 (tree_function_versioning): Cleanup.
28804 2007-01-10 Jan Hubicka <jh@suse.cz>
28806 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
28809 2007-01-10 Sa Liu <saliu@de.ibm.com>
28810 Ben Elliston <bje@au.ibm.com>
28812 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
28813 for SAVE_NONLOCAL and Pmode for any other save level.
28814 * spu-protos.h (spu_restore_stack_block): Declare.
28815 * spu.md (save_stack_block): Remove.
28816 (restore_stack_block): Call spu_restore_stack_block.
28817 * spu.c (spu_restore_stack_block): New function.
28818 (spu_expand_epilogue): Remove old comment.
28820 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
28822 PR tree-optimization/30322
28823 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
28824 (cand_value_at): Return the value as aff_tree.
28825 (may_eliminate_iv): Convert the bound from aff_tree to tree.
28826 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
28827 aff_combination_mult): New functions.
28828 (aff_combination_add): Use aff_combination_add_cst.
28829 (aff_combination_convert): Allow conversions to a wider type.
28830 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
28831 * tree-affine.h (aff_combination_mult): Declare.
28833 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
28835 * doc/tm.texi: Update documentation to reflect reality of exec
28836 and start file search behaviours. Update copyright year.
28837 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
28838 header file directories.
28840 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
28842 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
28843 (*cosxf2): Rename to cosxf2_i387.
28844 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
28845 using X87MODEF12 mode macro. Rename patterns to
28846 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
28848 (*cosdf2, *cossf2): Ditto.
28849 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
28850 to match extended input operands.
28851 (sincos<mode>3): New expander.
28852 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
28853 insn patterns and corresponding splitters.
28855 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
28857 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
28858 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
28860 2007-01-09 Nicolas Pitre <nico@cam.org>
28863 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
28865 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28867 * target.h (struct gcc_target): New field library_rtti_comdat.
28868 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
28869 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
28870 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
28871 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
28873 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28875 * doc/invoke.texi (Optimize Options): Correct description of -O0.
28877 2007-01-08 Richard Guenther <rguenther@suse.de>
28879 * tree.h (force_fit_type_double): Export.
28880 (force_fit_type): Remove.
28881 * fold-const.c (force_fit_type_double): New function.
28882 (force_fit_type): Remove.
28883 (int_const_binop): Use it.
28884 (fold_convert_const_int_from_int): Likewise.
28885 (fold_convert_const_int_from_real): Likewise.
28886 (fold_div_compare): Likewise.
28887 (fold_sign_changed_comparison): Likewise.
28888 (fold_unary): Likewise.
28889 (fold_negate_const): Likewise.
28890 (fold_abs_const): Likewise.
28891 (fold_not_const): Likewise.
28892 * c-common.c (shorten_compare): Use force_fit_type_double.
28893 * convert.c (convert_to_pointer): Likewise.
28895 2007-01-08 Richard Guenther <rguenther@suse.de>
28897 * tree.h (build_int_cst_wide_type): Export.
28898 * tree.c (build_int_cst_wide_type): New function.
28899 (build_int_cst_wide): Fix comment.
28900 * builtins.c (fold_builtin_object_size): Use build_int_cst
28901 to build -1 or 0 of the correct type. Use fit_double_type
28902 to check for overflow.
28903 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
28905 (decode_field_reference): Likewise.
28906 (all_ones_mask_p): Likewise.
28907 (native_interpret_int): Use build_int_cst_wide_type.
28908 (fold_binary): Use build_int_cst_type to build an all-ones
28910 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
28912 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
28914 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
28916 2007-01-09 Ben Elliston <bje@au.ibm.com>
28918 * genautomata.c (STATS_OPTION): New option.
28919 (stats_flag): New flag.
28920 (gen_automata_option): Handle it.
28921 (initiate_automaton_gen): Ditto.
28922 (write_automata): Output statistics only if stats_flag is
28923 set. Likewise, output time statistics only if time_flag is set.
28924 * doc/md.texi (Processor pipeline description): Document new flag.
28926 2007-01-08 Richard Guenther <rguenther@suse.de>
28928 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
28929 * tree.c (build_int_cst_type): Likewise.
28930 (size_in_bytes): Don't call force_fit_type on the result.
28931 (int_fits_type_p): Use fit_double_type.
28932 * fold-const.c (fit_double_type): New function.
28933 (force_fit_type): Use it.
28934 * tree.h (fit_double_type): Export.
28936 2007-01-08 Jan Hubicka <jh@suse.cz>
28938 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
28939 * ipa.c (function_and_variable_visibility): Fix return type.
28941 2007-01-08 Richard Guenther <rguenther@suse.de>
28943 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
28944 of offset to build the index.
28945 * tree-pretty-print.c (dump_generic_node): Don't build negated
28946 const just for printing.
28947 * c-pretty-print.c (pp_c_integer_constant): Likewise.
28948 * builtins.c (fold_builtin_int_roundingfn): Check if result
28949 fits the type by using force_fit_type and comparing the result.
28950 * predict.c (predict_loops): Use compare_tree_int for comparison.
28951 * tree.c (build_int_cst): Fall back to integer_type_node for
28953 (build_int_cst_wide): Assert type is non-null.
28955 2007-01-08 Roberto Costa <roberto.costa@st.com>
28957 * tree-vrp.c (extract_range_from_cond_expr): New.
28958 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28959 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28961 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28962 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28963 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28964 used as expressions.
28965 * tree-object-size.c (cond_expr_object_size): New.
28966 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28968 2007-01-08 Jan Hubicka <jh@suse.cz>
28970 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28971 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28974 2007-01-08 Richard Guenther <rguenther@suse.de>
28976 PR tree-optimization/23603
28977 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28978 (extract_range_from_binary): Fall back to truthvalue instead of
28979 varying for TRUTH_*_EXPR.
28980 (extract_range_from_comparison): Fall back to truthvalue instead of
28982 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28983 if all visited PHI values were constant.
28985 2007-01-08 Jan Hubicka <jh@suse.cz>
28987 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28988 (cgraph_analyze_function): break out from ...
28989 (cgraph_finalize_compilation_unit): ... here.
28990 (cgraph_expand_function): Remove forgoten commented out line.
28991 (cgraph_optimize): Analyze functions.
28993 2007-01-08 Jan Hubicka <jh@suse.cz>
28995 * tree-pas.h (TODO_remove_function): New flag.
28996 (TODO_update*): Renumber.
28997 (pass_ipa_increase_alignment,
28998 pass_ipa_function_and_variable_visibility): New passes.
28999 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
29000 (cgraph_function_and_variable_visibility): Move to ipa.c
29001 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
29002 cgraph_increase_alignment.
29003 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
29004 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
29005 calling tree-inline.
29006 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
29007 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
29008 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
29009 (gate_increase_alignment): New function.
29010 (pass_ipa_increase_alignment): New pass.
29011 * ipa.c: Inline tree-pass.h and timevar.h
29012 (function_and_variable_visibility): Move here from cgraphunit.c
29013 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
29014 * passes.c (init_optimization_passes): Add the two new passes.
29015 (execute_todo): Handle cgraph_remove_functions.
29017 2007-01-08 Nick Clifton <nickc@redhat.com>
29019 * config/frv/predicates.md (reg_or_0_operand): Accept
29022 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
29024 * config/bfin/rtems.h, config/bfin/t-rtems: New.
29025 * config.gcc: Add bfin*-rtems*.
29027 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
29029 * c.opt: Add -flax-vector-conversions.
29030 * c-typeck.c (convert_for_assignment): Pass flag to
29031 vector_types_convertible_p to allow emission of note.
29032 (digest_init): Likewise.
29033 * c-opts.c: Handle -flax-vector-conversions.
29034 * c-common.c (flag_lax_vector_conversions): New.
29035 (vector_types_convertible_p): Unless -flax-vector conversions
29036 has been passed, disallow conversions between vectors with
29037 differing numbers of subparts and/or element types. If such
29038 a conversion is disallowed, possibly emit a note on the first
29039 occasion only to inform the user of -flax-vector-conversions.
29040 The new last argument specifies this.
29041 * c-common.h (flag_lax_vector_conversions): New.
29042 (vector_types_convertible_p): Add extra argument.
29043 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
29044 char_type_node for V*QI type vectors.
29045 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
29046 Update to satisfy new typechecking rules.
29047 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
29048 C and C++ variants.
29049 * doc/invoke.texi (C Dialect Options): Document
29050 -flax-vector-conversions.
29052 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
29054 PR tree-optimization/29877
29055 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
29056 a register variable on the RHS to not be replaceable.
29058 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
29059 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
29060 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
29061 const_simm15, const_pow2, const_npow2): Added.
29062 * config/score/misc.md (insv, extv, extzv, movmemsi,
29063 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
29064 * config/score/score.c (score_address_cost, score_select_cc_mode):
29066 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
29067 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
29068 Update score_print_operand.
29069 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
29070 Adjust register allocate order and update some macro define.
29071 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
29072 mdx_block_move_straight, mdx_block_move_loop_head,
29073 mdx_block_move_loop_body, mdx_block_move_loop_foot,
29074 mdx_block_move_loop, mdx_block_move): Added.
29075 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
29076 mdp_limm): Updated and fix some bug and typo.
29077 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
29078 (movsf, movdf, doloop_end): Added.
29080 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
29082 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
29083 config/arm/thumb2.md: Fix comment typos.
29084 * doc/extend.texi: Fix a typo.
29086 2007-01-07 Eric Christopher <echristo@apple.com>
29088 * configure.ac: Check for __stack_chk_fail for darwin.
29089 * configure: Regenerate.
29091 2007-01-07 Richard Guenther <rguenther@suse.de>
29093 * tree-vrp.c (extract_range_from_assert): CSE calls to
29094 compare_values where possible.
29095 (extract_range_from_unary_expr): Likewise.
29097 2007-01-07 Anatoly Sokolov <aesok@post.ru>
29099 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
29100 * config/avr/avr.c (call_insn_operand): Delete function.
29101 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
29102 instead of register number. Use predicates.
29103 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
29104 call_insn_operand): Add.
29106 2007-01-06 Jan Hubicka <jh@suse.cz>
29108 * tree-pass.h (pass_build_cgraph_edges): Declare.
29109 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
29110 (visited_nodes): Remove.
29111 (cgraph_create_edges): Move to cgraphbuild.c; rename to
29112 build_cgrpah_edges; make visited_nodes local.
29113 (cgraph_process_new_functions): DO not call initialize_inline_failed.
29114 (record_references_in_initializer): Move to cgraphbuild.c
29115 (initialize_inline_failed, rebuild_cgraph_edges,
29116 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
29117 (verify_cgraph_node): Make visited_nodes local.
29118 (cgraph_analyze_function): Do not call cgraph_create_edges and
29119 initialize_inline_failed.
29120 (cgraph_expand_function): Do not call cgraph_lower_function;
29121 assert that function is already lowered.
29122 * Makefile.in (cgraphbuild.o): New.
29123 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
29124 at the end of lowering passes.
29126 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
29128 * ifcvt.c (cond_move_convert_if_block): New function, code
29129 factored out from...
29130 (cond_move_process_if_block): ...here. Call the new function
29131 on the THEN and ELSE blocks.
29132 (merge_if_block): Do not copy global_live_at_end, merge_blocks
29133 already takes care of this.
29135 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29138 * tree.h (TREE_OVERFLOW_P): New.
29139 * c-typeck.c (parser_build_unary_op): Warn only if result
29140 overflowed and operands did not.
29141 (parser_build_binary_op): Likewise.
29142 (convert_for_assignment): Remove redundant overflow_warning.
29143 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
29145 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29147 * c-typeck.c (store_init_value): Split over two lines to follow
29148 the GNU coding style.
29150 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
29152 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
29153 __GXX_EXPERIMENTAL_CXX0X__.
29154 * doc/cpp.texi: Same.
29156 2007-01-05 Richard Guenther <rguenther@suse.de>
29158 PR middle-end/27826
29159 * tree.c (get_narrower): Do not construct COMPONENT_REFs
29160 with mismatched types. Instead explicitly build a
29161 conversion NOP_EXPR.
29163 2007-01-05 Ian Lance Taylor <iant@google.com>
29165 * c-common.c (decl_with_nonnull_addr_p): New function.
29166 (c_common_truthvalue_conversion): Call it.
29167 * c-typeck.c (build_binary_op): Likewise.
29168 * c-common.h (decl_with_nonnull_addr_p): Declare.
29170 2007-01-05 Jakub Jelinek <jakub@redhat.com>
29173 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
29176 2007-01-05 Joel Brobecker <brobecker@adacore.com>
29178 * doc/install.texi (Final install): Document the fact that
29179 the GNAT runtime should not be stripped.
29181 2007-01-04 Jan Hubicka <jh@suse.cz>
29183 * tree-inline.c (fold_marked_statements): Update operand caches
29184 and EH after folding
29186 2007-01-04 Ian Lance Taylor <iant@google.com>
29188 * c-common.c (check_function_nonnull): Whitespace fix.
29190 2007-01-04 Jan Hubicka <jh@suse.cz>
29192 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
29193 comitted older version of patch.
29194 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
29195 function, celanup cfg and collect garbage.
29197 2007-01-04 Mike Stump <mrs@apple.com>
29199 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
29202 2007-01-04 Eric Christopher <echristo@apple.com>
29204 * libgcc2.c (__bswapsi2): Use SItype.
29205 (__bswapdi2): Use DItype.
29206 * libgcc2.h: Update for above.
29208 2007-01-04 Paul Brook <paul@codesourcery.com>
29210 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
29211 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
29212 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
29213 umulsidi3, umulsidi3adddi, smulsi3_highpart,
29214 umulsi3_highpart): Make conditional on !arm_arch6.
29215 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
29216 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
29217 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
29218 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
29219 umulsi3_highpart_v6): New insns.
29221 2007-01-04 Roger Sayle <roger@eyesopen.com>
29223 * fold-const.c (fold_convert): When casting an expression to void,
29224 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
29225 have a type. Instead of attempting to build a NOP_EXPR, return
29226 these "special" trees directly.
29228 2007-01-04 Joseph Myers <joseph@codesourcery.com>
29230 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
29231 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
29232 rs6000_cost->fp not 0 as adjustment for outer NEG.
29234 2007-01-04 Jan Hubicka <jh@suse.cz>
29236 * cgraph.c (cgraph_release_function_body): New function.
29237 (cgraph_remove_node): Use it.
29238 * cgraph.h (cgraph_release_function_body): Declare.
29239 * cgraphunit.c (cgraph_expand_function): Use it.
29240 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
29241 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
29242 is initialized and while compilation of other function is running.
29243 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
29244 statement CFG annotations from here to ...
29245 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
29247 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
29249 * cfgloop.h (enum li_flags): Make the constants powers of two.
29251 2007-01-04 Jan Hubicka <jh@suse.cz>
29253 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
29255 (fold_marked_statements): New function.
29256 (optimize_inline_calls, tree_function_versioning): Fold new statements.
29257 * tree-inline.h (copy_body_data): Add statements_to_fold.
29259 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
29261 * config.gcc: Mention libgcc/config.host.
29262 * Makefile.in: Update comments mentioning libgcc.
29263 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
29264 (all.cross, start.encap, rest.encap, rest.cross): Update
29265 dependencies for libgcc move.
29266 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
29267 (clean-target, clean-target-libgcc): Delete.
29268 (srcdirify, GCC_EXTRA_PARTS): New macros.
29269 (libgcc-support, libgcc.mvars): New rules.
29270 (distclean): Remove mention of mklibgcc.
29271 (install): Don't reference INSTALL_LIBGCC.
29272 (install-common): Don't reference EXTRA_PARTS.
29273 (install-libgcc, install-multilib): Delete rules.
29274 * mklibgcc.in: Delete file.
29275 * doc/configfiles.texi: Don't mention mklibgcc.
29277 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
29278 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
29279 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
29280 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
29281 (mklibgcc, ldblspecs): Likewise.
29283 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
29284 (posixpre.def): Use $(T).
29285 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
29286 (SHLIB_SRC, SHLIB_INSTALL): Delete.
29287 (SHLIB_LINK): Make dummy.
29288 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
29290 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
29292 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
29293 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
29294 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
29295 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
29297 * configure.ac (all_outputs): Remove mklibgcc.
29298 * configure: Regenerated.
29300 2007-01-03 Josh Conner <jconner@apple.com>
29302 PR middle-end/29683
29303 * calls.c (compute_argument_addresses): Set stack and stack_slot
29304 for partial args, too.
29305 (store_one_arg): Use locate.size.constant for the size when
29306 generating a save_area.
29308 2007-01-03 Robert Kennedy <jimbob@google.com>
29310 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
29311 whose definitions are deleted due to basic block merging.
29313 2007-01-03 Paul Brook <paul@codesourcery.com>
29316 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
29318 (use_return_insn): Return 0 for Thumb interrupt functions.
29319 (print_multi_reg): Add rfe argument for IRQ returns.
29320 (arm_output_epilogue): Pop interrupt return address directly into PC.
29321 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
29323 2007-01-03 Paul Brook <paul@codesourcery.com>
29325 Merge from sourcerygxx-4_1.
29326 * config/arm/thumb2.md: New file.
29327 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
29329 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
29330 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29331 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
29332 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
29334 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29335 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
29337 * config/arm/ieee754-sf.S: Ditto.
29338 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
29339 (thumb1_base_register_rtx_p): ... to this.
29340 (thumb_index_register_rtx_p): Rename...
29341 (thumb1_index_register_rtx_p): ... to this.
29342 (thumb_output_function_prologue): Rename...
29343 (thumb1_output_function_prologue): ... to this.
29344 (thumb_legitimate_address_p): Rename...
29345 (thumb1_legitimate_address_p): ... to this.
29346 (thumb_rtx_costs): Rename...
29347 (thumb1_rtx_costs): ... to this.
29348 (thumb_compute_save_reg_mask): Rename...
29349 (thumb1_compute_save_reg_mask): ... to this.
29350 (thumb_final_prescan_insn): Rename...
29351 (thumb1_final_prescan_insn): ... to this.
29352 (thumb_expand_epilogue): Rename...
29353 (thumb1_expand_epilogue): ... to this.
29354 (arm_unwind_emit_stm): Rename...
29355 (arm_unwind_emit_sequence): ... to this.
29356 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
29357 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
29358 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
29359 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
29360 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
29361 thumb2_output_casesi): New functions.
29362 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
29363 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
29364 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
29365 THUMB2_WORK_REGS): Define.
29366 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
29367 arm_condexec_mask, arm_condexec_masklen)): New variables.
29368 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
29369 (arm_override_options): Check new CPU capabilities.
29370 Set new architecture flag variables.
29371 (arm_isr_value): Handle v7m interrupt functions.
29372 (user_return_insn): Return 0 for v7m interrupt functions. Handle
29374 (const_ok_for_arm): Handle Thumb-2 constants.
29375 (arm_gen_constant): Ditto. Use movw when available.
29376 (arm_function_ok_for_sibcall): Return false for v7m interrupt
29378 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
29379 (thumb_find_work_register, arm_load_pic_register,
29380 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
29381 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
29382 print_multi_reg, output_mov_long_double_fpa_from_arm,
29383 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
29384 output_mov_double_fpa_from_arm, output_move_double,
29385 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
29386 output_return_instruction, arm_output_function_prologue,
29387 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
29388 arm_output_mi_thunk, thumb_set_return_address): Ditto.
29389 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
29390 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
29391 (arithmetic_instr, shift_op): Use arm_shift_nmem.
29392 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
29394 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
29395 (thumb_expand_prologue): Use thumb_set_frame_pointer.
29396 (arm_file_start): Output directive for unified syntax.
29397 (arm_unwind_emit_set): Handle stack alignment instruction.
29398 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
29399 Add v6t2, v7, v7a, v7r and v7m.
29400 (RETLDM): Add Thumb-2 code.
29401 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
29402 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
29403 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
29404 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
29405 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
29406 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
29407 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
29408 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
29409 ADJUST_INSN_LENGTH): Define.
29410 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
29411 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
29412 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
29413 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
29414 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
29415 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
29416 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
29417 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
29418 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
29419 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
29420 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
29421 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
29422 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
29423 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
29424 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
29425 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
29426 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
29428 * config/arm/arm-tune.md: Regenerate.
29429 * config/arm/arm-protos.h: Update prototypes.
29430 * config/arm/vfp.md: Enable patterns for Thumb-2.
29431 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
29432 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
29433 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
29434 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
29435 * config/arm/libunwind.S: Add Thumb-2 code.
29436 * config/arm/constraints.md: Update include Thumb-2.
29437 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
29438 * config/arm/ieee754-df.S: Ditto.
29439 * config/arm/bpabi.S: Ditto.
29440 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
29441 * config/arm/predicates.md (low_register_operand,
29442 low_reg_or_int_operand, thumb_16bit_operator): New.
29443 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
29444 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
29445 * config/arm/t-arm-elf: Add armv7 multilib.
29446 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
29448 (UNSPEC_STACK_ALIGN, ce_count): New.
29449 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
29450 arm_zero_extendsidi2, arm_zero_extendqidi2): New
29452 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
29453 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
29454 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
29455 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
29456 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
29457 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
29459 * doc/extend.texi: Document ARMv7-M interrupt functions.
29460 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
29462 2007-01-03 Jakub Jelinek <jakub@redhat.com>
29464 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
29465 (struct _Unwind_Context): Rename args_size to flags, remove
29466 signal_frame field, add a new args_size field and version field.
29467 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
29468 _Unwind_IsExtendedContext): New inline functions.
29469 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
29470 Assume by_value array is only present if _Unwind_IsExtendedContext.
29471 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
29472 _Unwind_IsSignalFrame.
29473 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
29474 (uw_update_context_1): Use _Unwind_SetSignalFrame.
29475 (uw_init_context_1): Initialize context->flags to
29476 EXTENDED_CONTEXT_BIT.
29477 * config/rs6000/linux-unwind.h (frob_update_context): Use
29478 _Unwind_SetSignalFrame.
29480 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29482 PR middle-end/30353
29483 * gimplify.c (gimplify_modify_expr_complex_part): Move below
29484 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
29487 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
29489 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
29490 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
29491 RET, AT_SP): Remove.
29492 * config/i386/i386.md (*sse_prologue_save_insn): Use return
29495 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29496 * cfgbuild.c (find_basic_blocks): Likewise.
29497 * cfgrtl.c (rtl_create_basic_block): Likewise.
29498 * function.c (temp_slots_at_level): Likewise.
29499 * reg-stack.c (stack_regs_mentioned): Likewise.
29500 * regclass.c (allocate_reg_info): Likewise.
29501 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29502 set_bb_for_stmt, move_block_to_fn): Likewise.
29503 * tree-complex.c (tree_lower_complex): Likewise.
29504 * vec.h (VEC_safe_grow_cleared): New.
29506 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
29508 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
29510 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
29511 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
29513 * cfgloopmanip.c (scale_loop_frequencies): Export.
29514 (loopify): Scale the frequencies by prescribed coefficients.
29515 (set_zero_probability): New function.
29516 (duplicate_loop_to_header_edge): Improve updating of frequencies.
29517 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
29518 and frequencies according to arguments.
29519 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
29521 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
29522 * modulo-sched.c (sms_schedule): Set probabilities for entering
29523 versioned loop correctly.
29524 * tree-vect-transform.c (vect_transform_loop): Ditto.
29525 * cfgloop.h (loopify, loop_version): Declaration changed.
29526 (scale_loop_frequencies): Declared.
29528 2007-01-02 Jan Hubicka <jh@suse.cz>
29530 * cgraph.c: Include tree-flow.h
29531 (cgraph_add_new-function): Handle IPA_SSA mode; execute
29532 early_local_passes.
29533 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
29534 * tree-pass.h (pass_all_early_optimizations): Declare.
29535 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
29536 early_local_passes.
29537 (cgraph_analyze_function): Do early_local_passes.
29538 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29539 Do not add referenced vars.
29540 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
29542 (gate_all_early_local_passes): New gate.
29543 (pass_early_local_passes): Use new gate.
29544 (execute_early_local_optimizations): New functions.
29545 (gate_all_early_optimizations): New gate.
29546 (pass_all_early_optimizations): New pass.
29547 (execute_free_datastructures): Free SSA only when initialized.
29548 (gate_init_datastructures): Init only when optimizing.
29549 (tree_lowering_passes): Do early local passes when called late.
29550 * tree-profile.c (do_tree_profiling): Don't profile functions added
29552 (do_early_tree_profiling, pass_early_tree_profile): Kill.
29553 * tree-cfg.c (update_modified_stmts): Do not update when operands are
29555 * passes.c (init_optimizations_passes): Reorder so we go into SSA
29556 during early_local_passes.
29557 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
29560 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29562 * Makefile.in: Update copyright year.
29564 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29566 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
29567 in $(lang_checks) and check-consistency targets.
29569 2007-01-02 Jan Hubicka <jh@suse.cz>
29571 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29572 Do not add referenced vars.
29573 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
29575 * passes.c (init_optimization_passes): Put mudflap_2 after
29576 free_datastructures.
29578 2007-01-02 Jan Hubicka <jh@suse.cz>
29580 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
29581 Set NOTHROW flag on call statements proved to be nothrow.
29582 Update statement of local calls so new pure/const functions are
29583 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
29585 (tree_rest_of_compilation): Register hooks and initialize bitmap
29586 early. Do not set after_inlining flag.
29588 2007-01-02 Steve Ellcey <sje@cup.hp.com>
29590 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
29591 HOST_BITS_PER_LONGLONG
29593 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29596 * c-typeck.c (store_init_value): Don't emit pedantic overflow
29597 warning for non-static initializers.
29599 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
29601 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
29602 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
29603 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
29604 Always use set_unique_reg_note to add REG_EQUAL notes.
29606 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29609 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29611 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29612 * cfgbuild.c (find_basic_blocks): Likewise.
29613 * cfgrtl.c (rtl_create_basic_block): Likewise.
29614 * function.c (temp_slots_at_level): Likewise.
29615 * reg-stack.c (stack_regs_mentioned): Likewise.
29616 * regclass.c (allocate_reg_info): Likewise.
29617 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29618 set_bb_for_stmt, move_block_to_fn): Likewise.
29619 * tree-complex.c (tree_lower_complex): Likewise.
29620 * vec.h (VEC_safe_grow_cleared): New.
29622 2007-01-02 Ian Lance Taylor <iant@google.com>
29624 * c-common.c (c_common_truthvalue_conversion): When warning about
29625 using an assignment as a truth value, set TREE_NO_WARNING.
29627 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29630 * c.opt (Wold-style-declaration): New.
29631 * doc/invoke.texi (C-only Warning Options): New.
29632 (Wold-style-declaration): Document it.
29633 (Wextra): Enabled by -Wextra.
29634 * c-opts.c (c_common_post_options): Enabled by -Wextra.
29635 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
29636 -Wold-style-declaration.
29638 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29640 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29641 * cfgbuild.c (find_basic_blocks): Likewise.
29642 * cfgrtl.c (rtl_create_basic_block): Likewise.
29643 * function.c (temp_slots_at_level): Likewise.
29644 * reg-stack.c (stack_regs_mentioned): Likewise.
29645 * regclass.c (allocate_reg_info): Likewise.
29646 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29647 set_bb_for_stmt, move_block_to_fn): Likewise.
29648 * tree-complex.c (tree_lower_complex): Likewise.
29649 * vec.h (VEC_safe_grow_cleared): New.
29651 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
29653 * c-common.c (c_common_nodes_and_builtins): Since variants of
29654 void_type_node get built before it is given a name, we need to
29655 give those variants the name, too.
29656 (complete_array_type): We need to work with the canonical main
29657 type of the array, from which we will build the qualified version.
29658 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
29659 * print-tree.c (print_node): Display canonical type information
29661 * stor-layout.c (layout_type): When we don't know the
29662 alignment of a type for which we're building an array, we end up
29663 guessing wrong, so make the type require structural equality.
29664 * tree.c (make_node_stat): When we build a new type, it is its
29665 own canonical type.
29666 (build_type_attribute_qual_variant): When building an attribute
29667 variant, its canonical type is the non-attribute variant. However,
29668 if the attributes are target-dependent and they differ, we need to
29669 use structural equality checks for this type.
29670 (build_qualified_type): A qualified type is not equivalent to its
29671 unqualified variant; set the canonical type appropriately.
29672 (build_distinct_type_copy): When building a distinct type from
29673 another type, the new type is its own canonical type.
29674 (build_variant_type_copy): When building a new type variant, we
29675 assume that it is equivalent to the original type.
29676 (build_pointer_type_for_mode): When building a pointer type, also
29677 build a canonical type pointer.
29678 (build_reference_type_for_mode): When building a reference type,
29679 also build a canonical type reference.
29680 (build_index_type): When we can't hash an index type (e.g.,
29681 because its maximum value is negative), the index type requires
29682 structural equality tests.
29683 (build_array_type): Build the canonical form of an array type.
29684 (build_function_type): Function types require structural equality,
29685 because they contain default arguments, attributes, etc.
29686 (build_method_type_directly): Ditto for method types.
29687 (build_offset_type): Build the canonical offset type.
29688 (build_complex_type): Build the canonical vector type.
29689 (make_vector_type): Build the canonical vector type.
29690 * tree.h (TYPE_CANONICAL): New.
29691 (TYPE_STRUCTURAL_EQUALITY_P): New.
29692 (SET_TYPE_STRUCTURAL_EQUALITY): New.
29693 (struct tree_type): Added "canonical" field.
29694 * params.h (VERIFY_CANONICAL_TYPES): New.
29695 * doc/c-tree.texi (TYPE_CANONICAL): Document.
29696 (TYPE_STRUCTURAL_EQUALITY_P): Document.
29697 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
29698 * doc/invoke.texi (verify-canonical-types): Document --param
29699 parameter for verifying canonical types.
29701 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29703 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
29704 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
29705 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
29706 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
29708 * config/rs6000/e500.h: New.
29709 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
29710 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
29712 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
29713 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
29714 TARGET_E500_DOUBLE): Remove.
29715 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
29716 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
29717 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
29718 * config/rs6000/rs6000.c (rs6000_override_options): Use
29719 CHECK_E500_OPTIONS.
29721 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29723 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
29724 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
29725 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
29726 rs6000_emit_cmove): Don't check TARGET_E500.
29727 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
29728 sordered): Don't check TARGET_E500.
29730 2007-01-01 Eric Christopher <echristo@apple.com>
29732 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
29733 HARD_REGISTER_NUM_P.
29735 2007-01-01 Roger Sayle <roger@eyesopen.com>
29737 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
29738 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
29739 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
29742 2007-01-01 Mike Stump <mrs@apple.com>
29744 * configure.ac: Remove support for building with Apple's gcc-3.1.
29746 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29748 PR middle-end/30311
29749 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
29750 REG is a hard register. Do not modify REG before calling
29752 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
29753 multiple of the size of YMODE for certain lowpart cases.
29755 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29757 PR middle-end/30253
29758 * gimplify (voidify_wrapper_expr): Update for
29759 GIMPLE_MODIFY_STMT.
29761 2007-01-01 Andreas Schwab <schwab@suse.de>
29764 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
29765 save of BR0 in extra_spill_size instead of spill_size.
29766 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
29768 (ia64_expand_epilogue): Restore BR0 from its new location.
29770 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29772 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
29773 Use a temporary variable if the left hand side is not a gimple
29776 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29778 * gimplify.c (gimplify_return_expr): Make the temporary variable
29779 for the return expression, a gimple register variable.
29781 2007-01-01 Jan Hubicka <jh@suse.cz>
29783 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
29786 2007-01-01 Mike Stump <mrs@apple.com>
29788 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
29790 * config/darwin.c (machopic_select_rtx_section): Use
29791 HAVE_GAS_LITERAL16.
29792 (darwin_mergeable_constant_section): Likewise.
29793 * configure: Regenerate.
29794 * config.in: Regenerate.
29796 2007-01-01 Jan Hubicka <jh@suse.cz>
29797 Andrew Pinski <pinskia@gmail.com>
29799 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
29800 before starting IPA passes.